if (psy) {
                power_supply_changed(psy);
-               put_device(psy->dev);
+               put_device(&psy->dev);
        }
 }
 
 
        if (psy) {
                power_supply_changed(psy);
-               put_device(psy->dev);
+               put_device(&psy->dev);
        }
 }
 
 
 
        if (psy) {
                power_supply_changed(psy);
-               put_device(psy->dev);
+               put_device(&psy->dev);
        }
 }
 
 
        if (psy) {
                power_supply_changed(psy);
-               put_device(psy->dev);
+               put_device(&psy->dev);
        }
 }
 
 
 };
 
 struct acpi_ac {
-       struct power_supply charger;
+       struct power_supply *charger;
+       struct power_supply_desc charger_desc;
        struct acpi_device * device;
        unsigned long long state;
        struct notifier_block battery_nb;
 };
 
-#define to_acpi_ac(x) container_of(x, struct acpi_ac, charger)
+#define to_acpi_ac(x) power_supply_get_drvdata(x)
 
 #ifdef CONFIG_ACPI_PROCFS_POWER
 static const struct file_operations acpi_ac_fops = {
                                                  dev_name(&device->dev), event,
                                                  (u32) ac->state);
                acpi_notifier_call_chain(device, event, (u32) ac->state);
-               kobject_uevent(&ac->charger.dev->kobj, KOBJ_CHANGE);
+               kobject_uevent(&ac->charger->dev.kobj, KOBJ_CHANGE);
        }
 
        return;
 
 static int acpi_ac_add(struct acpi_device *device)
 {
+       struct power_supply_config psy_cfg = {};
        int result = 0;
        struct acpi_ac *ac = NULL;
 
        if (result)
                goto end;
 
-       ac->charger.name = acpi_device_bid(device);
+       psy_cfg.drv_data = ac;
+
+       ac->charger_desc.name = acpi_device_bid(device);
 #ifdef CONFIG_ACPI_PROCFS_POWER
        result = acpi_ac_add_fs(ac);
        if (result)
                goto end;
 #endif
-       ac->charger.type = POWER_SUPPLY_TYPE_MAINS;
-       ac->charger.properties = ac_props;
-       ac->charger.num_properties = ARRAY_SIZE(ac_props);
-       ac->charger.get_property = get_ac_property;
-       result = power_supply_register(&ac->device->dev, &ac->charger, NULL);
-       if (result)
+       ac->charger_desc.type = POWER_SUPPLY_TYPE_MAINS;
+       ac->charger_desc.properties = ac_props;
+       ac->charger_desc.num_properties = ARRAY_SIZE(ac_props);
+       ac->charger_desc.get_property = get_ac_property;
+       ac->charger = power_supply_register(&ac->device->dev,
+                                           &ac->charger_desc, &psy_cfg);
+       if (IS_ERR(ac->charger)) {
+               result = PTR_ERR(ac->charger);
                goto end;
+       }
 
        printk(KERN_INFO PREFIX "%s [%s] (%s)\n",
               acpi_device_name(device), acpi_device_bid(device),
        if (acpi_ac_get_state(ac))
                return 0;
        if (old_state != ac->state)
-               kobject_uevent(&ac->charger.dev->kobj, KOBJ_CHANGE);
+               kobject_uevent(&ac->charger->dev.kobj, KOBJ_CHANGE);
        return 0;
 }
 #else
 
        ac = acpi_driver_data(device);
 
-       if (ac->charger.dev)
-               power_supply_unregister(&ac->charger);
+       power_supply_unregister(ac->charger);
        unregister_acpi_notifier(&ac->battery_nb);
 
 #ifdef CONFIG_ACPI_PROCFS_POWER
 
 struct acpi_battery {
        struct mutex lock;
        struct mutex sysfs_lock;
-       struct power_supply bat;
+       struct power_supply *bat;
+       struct power_supply_desc bat_desc;
        struct acpi_device *device;
        struct notifier_block pm_nb;
        unsigned long update_time;
        unsigned long flags;
 };
 
-#define to_acpi_battery(x) container_of(x, struct acpi_battery, bat)
+#define to_acpi_battery(x) power_supply_get_drvdata(x)
 
 static inline int acpi_battery_present(struct acpi_battery *battery)
 {
 
 static int sysfs_add_battery(struct acpi_battery *battery)
 {
-       int result;
+       struct power_supply_config psy_cfg = { .drv_data = battery, };
 
        if (battery->power_unit == ACPI_BATTERY_POWER_UNIT_MA) {
-               battery->bat.properties = charge_battery_props;
-               battery->bat.num_properties =
+               battery->bat_desc.properties = charge_battery_props;
+               battery->bat_desc.num_properties =
                        ARRAY_SIZE(charge_battery_props);
        } else {
-               battery->bat.properties = energy_battery_props;
-               battery->bat.num_properties =
+               battery->bat_desc.properties = energy_battery_props;
+               battery->bat_desc.num_properties =
                        ARRAY_SIZE(energy_battery_props);
        }
 
-       battery->bat.name = acpi_device_bid(battery->device);
-       battery->bat.type = POWER_SUPPLY_TYPE_BATTERY;
-       battery->bat.get_property = acpi_battery_get_property;
+       battery->bat_desc.name = acpi_device_bid(battery->device);
+       battery->bat_desc.type = POWER_SUPPLY_TYPE_BATTERY;
+       battery->bat_desc.get_property = acpi_battery_get_property;
 
-       result = power_supply_register_no_ws(&battery->device->dev,
-                       &battery->bat, NULL);
+       battery->bat = power_supply_register_no_ws(&battery->device->dev,
+                               &battery->bat_desc, &psy_cfg);
 
-       if (result)
+       if (IS_ERR(battery->bat)) {
+               int result = PTR_ERR(battery->bat);
+
+               battery->bat = NULL;
                return result;
-       return device_create_file(battery->bat.dev, &alarm_attr);
+       }
+       return device_create_file(&battery->bat->dev, &alarm_attr);
 }
 
 static void sysfs_remove_battery(struct acpi_battery *battery)
 {
        mutex_lock(&battery->sysfs_lock);
-       if (!battery->bat.dev) {
+       if (!battery->bat) {
                mutex_unlock(&battery->sysfs_lock);
                return;
        }
 
-       device_remove_file(battery->bat.dev, &alarm_attr);
-       power_supply_unregister(&battery->bat);
-       battery->bat.dev = NULL;
+       device_remove_file(&battery->bat->dev, &alarm_attr);
+       power_supply_unregister(battery->bat);
+       battery->bat = NULL;
        mutex_unlock(&battery->sysfs_lock);
 }
 
                        return result;
                acpi_battery_init_alarm(battery);
        }
-       if (!battery->bat.dev) {
+       if (!battery->bat) {
                result = sysfs_add_battery(battery);
                if (result)
                        return result;
 {
        int power_unit;
 
-       if (!battery->bat.dev)
+       if (!battery->bat)
                return;
 
        power_unit = battery->power_unit;
 static void acpi_battery_notify(struct acpi_device *device, u32 event)
 {
        struct acpi_battery *battery = acpi_driver_data(device);
-       struct device *old;
+       struct power_supply *old;
 
        if (!battery)
                return;
-       old = battery->bat.dev;
+       old = battery->bat;
        /*
        * On Acer Aspire V5-573G notifications are sometimes triggered too
        * early. For example, when AC is unplugged and notification is
                                        acpi_battery_present(battery));
        acpi_notifier_call_chain(device, event, acpi_battery_present(battery));
        /* acpi_battery_update could remove power_supply object */
-       if (old && battery->bat.dev)
-               power_supply_changed(&battery->bat);
+       if (old && battery->bat)
+               power_supply_changed(battery->bat);
 }
 
 static int battery_notify(struct notifier_block *nb,
                if (!acpi_battery_present(battery))
                        return 0;
 
-               if (!battery->bat.dev) {
+               if (battery->bat) {
                        result = acpi_battery_get_info(battery);
                        if (result)
                                return result;
 
 MODULE_DEVICE_TABLE(acpi, sbs_device_ids);
 
 struct acpi_battery {
-       struct power_supply bat;
+       struct power_supply *bat;
+       struct power_supply_desc bat_desc;
        struct acpi_sbs *sbs;
        unsigned long update_time;
        char name[8];
        u8 have_sysfs_alarm:1;
 };
 
-#define to_acpi_battery(x) container_of(x, struct acpi_battery, bat)
+#define to_acpi_battery(x) power_supply_get_drvdata(x)
 
 struct acpi_sbs {
-       struct power_supply charger;
+       struct power_supply *charger;
        struct acpi_device *device;
        struct acpi_smb_hc *hc;
        struct mutex lock;
        u8 charger_exists:1;
 };
 
-#define to_acpi_sbs(x) container_of(x, struct acpi_sbs, charger)
+#define to_acpi_sbs(x) power_supply_get_drvdata(x)
 
 static int acpi_sbs_remove(struct acpi_device *device);
 static int acpi_battery_get_state(struct acpi_battery *battery);
        POWER_SUPPLY_PROP_MANUFACTURER,
 };
 
+static const struct power_supply_desc acpi_sbs_charger_desc = {
+       .name           = "sbs-charger",
+       .type           = POWER_SUPPLY_TYPE_MAINS,
+       .properties     = sbs_ac_props,
+       .num_properties = ARRAY_SIZE(sbs_ac_props),
+       .get_property   = sbs_get_ac_property,
+};
 
 /* --------------------------------------------------------------------------
                             Smart Battery System Management
 static int acpi_battery_add(struct acpi_sbs *sbs, int id)
 {
        struct acpi_battery *battery = &sbs->battery[id];
+       struct power_supply_config psy_cfg = { .drv_data = battery, };
        int result;
 
        battery->id = id;
                return result;
 
        sprintf(battery->name, ACPI_BATTERY_DIR_NAME, id);
-       battery->bat.name = battery->name;
-       battery->bat.type = POWER_SUPPLY_TYPE_BATTERY;
+       battery->bat_desc.name = battery->name;
+       battery->bat_desc.type = POWER_SUPPLY_TYPE_BATTERY;
        if (!acpi_battery_mode(battery)) {
-               battery->bat.properties = sbs_charge_battery_props;
-               battery->bat.num_properties =
+               battery->bat_desc.properties = sbs_charge_battery_props;
+               battery->bat_desc.num_properties =
                    ARRAY_SIZE(sbs_charge_battery_props);
        } else {
-               battery->bat.properties = sbs_energy_battery_props;
-               battery->bat.num_properties =
+               battery->bat_desc.properties = sbs_energy_battery_props;
+               battery->bat_desc.num_properties =
                    ARRAY_SIZE(sbs_energy_battery_props);
        }
-       battery->bat.get_property = acpi_sbs_battery_get_property;
-       result = power_supply_register(&sbs->device->dev, &battery->bat, NULL);
-       if (result)
+       battery->bat_desc.get_property = acpi_sbs_battery_get_property;
+       battery->bat = power_supply_register(&sbs->device->dev,
+                                       &battery->bat_desc, &psy_cfg);
+       if (IS_ERR(battery->bat)) {
+               result = PTR_ERR(battery->bat);
+               battery->bat = NULL;
                goto end;
+       }
 
-       result = device_create_file(battery->bat.dev, &alarm_attr);
+       result = device_create_file(&battery->bat->dev, &alarm_attr);
        if (result)
                goto end;
        battery->have_sysfs_alarm = 1;
 {
        struct acpi_battery *battery = &sbs->battery[id];
 
-       if (battery->bat.dev) {
+       if (battery->bat) {
                if (battery->have_sysfs_alarm)
-                       device_remove_file(battery->bat.dev, &alarm_attr);
-               power_supply_unregister(&battery->bat);
+                       device_remove_file(&battery->bat->dev, &alarm_attr);
+               power_supply_unregister(battery->bat);
        }
 }
 
 static int acpi_charger_add(struct acpi_sbs *sbs)
 {
        int result;
+       struct power_supply_config psy_cfg = { .drv_data = sbs, };
 
        result = acpi_ac_get_present(sbs);
        if (result)
                goto end;
 
        sbs->charger_exists = 1;
-       sbs->charger.name = "sbs-charger";
-       sbs->charger.type = POWER_SUPPLY_TYPE_MAINS;
-       sbs->charger.properties = sbs_ac_props;
-       sbs->charger.num_properties = ARRAY_SIZE(sbs_ac_props);
-       sbs->charger.get_property = sbs_get_ac_property;
-       power_supply_register(&sbs->device->dev, &sbs->charger, NULL);
+       sbs->charger = power_supply_register(&sbs->device->dev,
+                                       &acpi_sbs_charger_desc, &psy_cfg);
+       if (IS_ERR(sbs->charger)) {
+               result = PTR_ERR(sbs->charger);
+               sbs->charger = NULL;
+       }
        printk(KERN_INFO PREFIX "%s [%s]: AC Adapter [%s] (%s)\n",
               ACPI_SBS_DEVICE_NAME, acpi_device_bid(sbs->device),
               ACPI_AC_DIR_NAME, sbs->charger_present ? "on-line" : "off-line");
 
 static void acpi_charger_remove(struct acpi_sbs *sbs)
 {
-       if (sbs->charger.dev)
-               power_supply_unregister(&sbs->charger);
+       if (sbs->charger)
+               power_supply_unregister(sbs->charger);
 }
 
 static void acpi_sbs_callback(void *context)
        if (sbs->charger_exists) {
                acpi_ac_get_present(sbs);
                if (sbs->charger_present != saved_charger_state)
-                       kobject_uevent(&sbs->charger.dev->kobj, KOBJ_CHANGE);
+                       kobject_uevent(&sbs->charger->dev.kobj, KOBJ_CHANGE);
        }
 
        if (sbs->manager_present) {
                        acpi_battery_read(bat);
                        if (saved_battery_state == bat->present)
                                continue;
-                       kobject_uevent(&bat->bat.dev->kobj, KOBJ_CHANGE);
+                       kobject_uevent(&bat->bat->dev.kobj, KOBJ_CHANGE);
                }
        }
 }
 
                                         enum power_supply_property prop,
                                         union power_supply_propval *val)
 {
-       struct hid_device *dev = container_of(psy, struct hid_device, battery);
+       struct hid_device *dev = power_supply_get_drvdata(psy);
        int ret = 0;
        __u8 *buf;
 
 
 static bool hidinput_setup_battery(struct hid_device *dev, unsigned report_type, struct hid_field *field)
 {
-       struct power_supply *battery = &dev->battery;
-       int ret;
+       struct power_supply_desc *psy_desc = NULL;
+       struct power_supply_config psy_cfg = { .drv_data = dev, };
        unsigned quirks;
        s32 min, max;
 
        if (field->usage->hid != HID_DC_BATTERYSTRENGTH)
                return false;   /* no match */
 
-       if (battery->name != NULL)
+       if (dev->battery != NULL)
                goto out;       /* already initialized? */
 
-       battery->name = kasprintf(GFP_KERNEL, "hid-%s-battery", dev->uniq);
-       if (battery->name == NULL)
+       psy_desc = kzalloc(sizeof(*psy_desc), GFP_KERNEL);
+       if (psy_desc == NULL)
                goto out;
 
-       battery->type = POWER_SUPPLY_TYPE_BATTERY;
-       battery->properties = hidinput_battery_props;
-       battery->num_properties = ARRAY_SIZE(hidinput_battery_props);
-       battery->use_for_apm = 0;
-       battery->get_property = hidinput_get_battery_property;
+       psy_desc->name = kasprintf(GFP_KERNEL, "hid-%s-battery", dev->uniq);
+       if (psy_desc->name == NULL) {
+               kfree(psy_desc);
+               goto out;
+       }
+
+       psy_desc->type = POWER_SUPPLY_TYPE_BATTERY;
+       psy_desc->properties = hidinput_battery_props;
+       psy_desc->num_properties = ARRAY_SIZE(hidinput_battery_props);
+       psy_desc->use_for_apm = 0;
+       psy_desc->get_property = hidinput_get_battery_property;
 
        quirks = find_battery_quirk(dev);
 
        dev->battery_report_type = report_type;
        dev->battery_report_id = field->report->id;
 
-       ret = power_supply_register(&dev->dev, battery, NULL);
-       if (ret != 0) {
-               hid_warn(dev, "can't register power supply: %d\n", ret);
-               kfree(battery->name);
-               battery->name = NULL;
+       dev->battery = power_supply_register(&dev->dev, psy_desc, &psy_cfg);
+       if (IS_ERR(dev->battery)) {
+               hid_warn(dev, "can't register power supply: %ld\n",
+                               PTR_ERR(dev->battery));
+               kfree(psy_desc->name);
+               kfree(psy_desc);
+               dev->battery = NULL;
        }
 
-       power_supply_powers(battery, &dev->dev);
+       power_supply_powers(dev->battery, &dev->dev);
 
 out:
        return true;
 
 static void hidinput_cleanup_battery(struct hid_device *dev)
 {
-       if (!dev->battery.name)
+       if (!dev->battery)
                return;
 
-       power_supply_unregister(&dev->battery);
-       kfree(dev->battery.name);
-       dev->battery.name = NULL;
+       power_supply_unregister(dev->battery);
+       kfree(dev->battery->desc->name);
+       kfree(dev->battery->desc);
+       dev->battery = NULL;
 }
 #else  /* !CONFIG_HID_BATTERY_STRENGTH */
 static bool hidinput_setup_battery(struct hid_device *dev, unsigned report_type,
 
        struct led_classdev *leds[MAX_LEDS];
        unsigned long quirks;
        struct work_struct state_worker;
-       struct power_supply battery;
+       struct power_supply *battery;
+       struct power_supply_desc battery_desc;
        int device_id;
        __u8 *output_report_dmabuf;
 
                                     enum power_supply_property psp,
                                     union power_supply_propval *val)
 {
-       struct sony_sc *sc = container_of(psy, struct sony_sc, battery);
+       struct sony_sc *sc = power_supply_get_drvdata(psy);
        unsigned long flags;
        int ret = 0;
        u8 battery_charging, battery_capacity, cable_state;
 
 static int sony_battery_probe(struct sony_sc *sc)
 {
+       struct power_supply_config psy_cfg = { .drv_data = sc, };
        struct hid_device *hdev = sc->hdev;
        int ret;
 
         */
        sc->battery_capacity = 100;
 
-       sc->battery.properties = sony_battery_props;
-       sc->battery.num_properties = ARRAY_SIZE(sony_battery_props);
-       sc->battery.get_property = sony_battery_get_property;
-       sc->battery.type = POWER_SUPPLY_TYPE_BATTERY;
-       sc->battery.use_for_apm = 0;
-       sc->battery.name = kasprintf(GFP_KERNEL, "sony_controller_battery_%pMR",
-                                    sc->mac_address);
-       if (!sc->battery.name)
+       sc->battery_desc.properties = sony_battery_props;
+       sc->battery_desc.num_properties = ARRAY_SIZE(sony_battery_props);
+       sc->battery_desc.get_property = sony_battery_get_property;
+       sc->battery_desc.type = POWER_SUPPLY_TYPE_BATTERY;
+       sc->battery_desc.use_for_apm = 0;
+       sc->battery_desc.name = kasprintf(GFP_KERNEL,
+                                         "sony_controller_battery_%pMR",
+                                         sc->mac_address);
+       if (!sc->battery_desc.name)
                return -ENOMEM;
 
-       ret = power_supply_register(&hdev->dev, &sc->battery, NULL);
-       if (ret) {
+       sc->battery = power_supply_register(&hdev->dev, &sc->battery_desc,
+                                           &psy_cfg);
+       if (IS_ERR(sc->battery)) {
+               ret = PTR_ERR(sc->battery);
                hid_err(hdev, "Unable to register battery device\n");
                goto err_free;
        }
 
-       power_supply_powers(&sc->battery, &hdev->dev);
+       power_supply_powers(sc->battery, &hdev->dev);
        return 0;
 
 err_free:
-       kfree(sc->battery.name);
-       sc->battery.name = NULL;
+       kfree(sc->battery_desc.name);
+       sc->battery_desc.name = NULL;
        return ret;
 }
 
 static void sony_battery_remove(struct sony_sc *sc)
 {
-       if (!sc->battery.name)
+       if (!sc->battery_desc.name)
                return;
 
-       power_supply_unregister(&sc->battery);
-       kfree(sc->battery.name);
-       sc->battery.name = NULL;
+       power_supply_unregister(sc->battery);
+       kfree(sc->battery_desc.name);
+       sc->battery_desc.name = NULL;
 }
 
 /*
 
                                       enum power_supply_property psp,
                                       union power_supply_propval *val)
 {
-       struct wiimote_data *wdata = container_of(psy, struct wiimote_data,
-                                                 battery);
+       struct wiimote_data *wdata = power_supply_get_drvdata(psy);
        int ret = 0, state;
        unsigned long flags;
 
 static int wiimod_battery_probe(const struct wiimod_ops *ops,
                                struct wiimote_data *wdata)
 {
+       struct power_supply_config psy_cfg = { .drv_data = wdata, };
        int ret;
 
-       wdata->battery.properties = wiimod_battery_props;
-       wdata->battery.num_properties = ARRAY_SIZE(wiimod_battery_props);
-       wdata->battery.get_property = wiimod_battery_get_property;
-       wdata->battery.type = POWER_SUPPLY_TYPE_BATTERY;
-       wdata->battery.use_for_apm = 0;
-       wdata->battery.name = kasprintf(GFP_KERNEL, "wiimote_battery_%s",
-                                       wdata->hdev->uniq);
-       if (!wdata->battery.name)
+       wdata->battery_desc.properties = wiimod_battery_props;
+       wdata->battery_desc.num_properties = ARRAY_SIZE(wiimod_battery_props);
+       wdata->battery_desc.get_property = wiimod_battery_get_property;
+       wdata->battery_desc.type = POWER_SUPPLY_TYPE_BATTERY;
+       wdata->battery_desc.use_for_apm = 0;
+       wdata->battery_desc.name = kasprintf(GFP_KERNEL, "wiimote_battery_%s",
+                                            wdata->hdev->uniq);
+       if (!wdata->battery_desc.name)
                return -ENOMEM;
 
-       ret = power_supply_register(&wdata->hdev->dev, &wdata->battery, NULL);
-       if (ret) {
+       wdata->battery = power_supply_register(&wdata->hdev->dev,
+                                              &wdata->battery_desc,
+                                              &psy_cfg);
+       if (IS_ERR(wdata->battery)) {
                hid_err(wdata->hdev, "cannot register battery device\n");
+               ret = PTR_ERR(wdata->battery);
                goto err_free;
        }
 
-       power_supply_powers(&wdata->battery, &wdata->hdev->dev);
+       power_supply_powers(wdata->battery, &wdata->hdev->dev);
        return 0;
 
 err_free:
-       kfree(wdata->battery.name);
-       wdata->battery.name = NULL;
+       kfree(wdata->battery_desc.name);
+       wdata->battery_desc.name = NULL;
        return ret;
 }
 
 static void wiimod_battery_remove(const struct wiimod_ops *ops,
                                  struct wiimote_data *wdata)
 {
-       if (!wdata->battery.name)
+       if (!wdata->battery_desc.name)
                return;
 
-       power_supply_unregister(&wdata->battery);
-       kfree(wdata->battery.name);
-       wdata->battery.name = NULL;
+       power_supply_unregister(wdata->battery);
+       kfree(wdata->battery_desc.name);
+       wdata->battery_desc.name = NULL;
 }
 
 static const struct wiimod_ops wiimod_battery = {
 
        struct led_classdev *leds[4];
        struct input_dev *accel;
        struct input_dev *ir;
-       struct power_supply battery;
+       struct power_supply *battery;
+       struct power_supply_desc battery_desc;
        struct input_dev *mp;
        struct timer_list timer;
        struct wiimote_debug *debug;
 
                u8 img_lum;   /* OLED matrix display brightness */
        } led;
        bool led_initialized;
-       struct power_supply battery;
-       struct power_supply ac;
+       struct power_supply *battery;
+       struct power_supply *ac;
+       struct power_supply_desc battery_desc;
+       struct power_supply_desc ac_desc;
 };
 
 static inline void wacom_schedule_work(struct wacom_wac *wacom_wac)
 {
        struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
 
-       power_supply_changed(&wacom->battery);
+       power_supply_changed(wacom->battery);
 }
 
 extern const struct hid_device_id wacom_ids[];
 
                                      enum power_supply_property psp,
                                      union power_supply_propval *val)
 {
-       struct wacom *wacom = container_of(psy, struct wacom, battery);
+       struct wacom *wacom = power_supply_get_drvdata(psy);
        int ret = 0;
 
        switch (psp) {
                                enum power_supply_property psp,
                                union power_supply_propval *val)
 {
-       struct wacom *wacom = container_of(psy, struct wacom, ac);
+       struct wacom *wacom = power_supply_get_drvdata(psy);
        int ret = 0;
 
        switch (psp) {
 static int wacom_initialize_battery(struct wacom *wacom)
 {
        static atomic_t battery_no = ATOMIC_INIT(0);
-       int error;
+       struct power_supply_config psy_cfg = { .drv_data = wacom, };
        unsigned long n;
 
        if (wacom->wacom_wac.features.quirks & WACOM_QUIRK_BATTERY) {
+               struct power_supply_desc *bat_desc = &wacom->battery_desc;
+               struct power_supply_desc *ac_desc = &wacom->ac_desc;
                n = atomic_inc_return(&battery_no) - 1;
 
-               wacom->battery.properties = wacom_battery_props;
-               wacom->battery.num_properties = ARRAY_SIZE(wacom_battery_props);
-               wacom->battery.get_property = wacom_battery_get_property;
+               bat_desc->properties = wacom_battery_props;
+               bat_desc->num_properties = ARRAY_SIZE(wacom_battery_props);
+               bat_desc->get_property = wacom_battery_get_property;
                sprintf(wacom->wacom_wac.bat_name, "wacom_battery_%ld", n);
-               wacom->battery.name = wacom->wacom_wac.bat_name;
-               wacom->battery.type = POWER_SUPPLY_TYPE_BATTERY;
-               wacom->battery.use_for_apm = 0;
+               bat_desc->name = wacom->wacom_wac.bat_name;
+               bat_desc->type = POWER_SUPPLY_TYPE_BATTERY;
+               bat_desc->use_for_apm = 0;
 
-               wacom->ac.properties = wacom_ac_props;
-               wacom->ac.num_properties = ARRAY_SIZE(wacom_ac_props);
-               wacom->ac.get_property = wacom_ac_get_property;
+               ac_desc->properties = wacom_ac_props;
+               ac_desc->num_properties = ARRAY_SIZE(wacom_ac_props);
+               ac_desc->get_property = wacom_ac_get_property;
                sprintf(wacom->wacom_wac.ac_name, "wacom_ac_%ld", n);
-               wacom->ac.name = wacom->wacom_wac.ac_name;
-               wacom->ac.type = POWER_SUPPLY_TYPE_MAINS;
-               wacom->ac.use_for_apm = 0;
-
-               error = power_supply_register(&wacom->hdev->dev,
-                                             &wacom->battery, NULL);
-               if (error)
-                       return error;
-
-               power_supply_powers(&wacom->battery, &wacom->hdev->dev);
-
-               error = power_supply_register(&wacom->hdev->dev, &wacom->ac,
-                                             NULL);
-               if (error) {
-                       power_supply_unregister(&wacom->battery);
-                       return error;
+               ac_desc->name = wacom->wacom_wac.ac_name;
+               ac_desc->type = POWER_SUPPLY_TYPE_MAINS;
+               ac_desc->use_for_apm = 0;
+
+               wacom->battery = power_supply_register(&wacom->hdev->dev,
+                                             &wacom->battery_desc, &psy_cfg);
+               if (IS_ERR(wacom->battery))
+                       return PTR_ERR(wacom->battery);
+
+               power_supply_powers(wacom->battery, &wacom->hdev->dev);
+
+               wacom->ac = power_supply_register(&wacom->hdev->dev,
+                                                 &wacom->ac_desc,
+                                                 &psy_cfg);
+               if (IS_ERR(wacom->ac)) {
+                       power_supply_unregister(wacom->battery);
+                       return PTR_ERR(wacom->ac);
                }
 
-               power_supply_powers(&wacom->ac, &wacom->hdev->dev);
+               power_supply_powers(wacom->ac, &wacom->hdev->dev);
        }
 
        return 0;
 static void wacom_destroy_battery(struct wacom *wacom)
 {
        if ((wacom->wacom_wac.features.quirks & WACOM_QUIRK_BATTERY) &&
-            wacom->battery.dev) {
-               power_supply_unregister(&wacom->battery);
-               wacom->battery.dev = NULL;
-               power_supply_unregister(&wacom->ac);
-               wacom->ac.dev = NULL;
+            wacom->battery) {
+               power_supply_unregister(wacom->battery);
+               wacom->battery = NULL;
+               power_supply_unregister(wacom->ac);
+               wacom->ac = NULL;
        }
 }
 
 
        unsigned char curr_pwm;
 
        /* Power supply */
-       struct power_supply psy;
+       struct power_supply *psy;
        struct power_supply_info psy_info;
        char bat_model_name[BAT_MODEL_NAME_LEN + 1];
        char bat_manufacturer_name[BAT_MANUFACTURER_NAME_LEN + 1];
                                enum power_supply_property psp,
                                union power_supply_propval *val)
 {
-       struct compal_data *data;
-       data = container_of(psy, struct compal_data, psy);
+       struct compal_data *data = power_supply_get_drvdata(psy);
 
        switch (psp) {
        case POWER_SUPPLY_PROP_STATUS:
 };
 MODULE_DEVICE_TABLE(dmi, compal_dmi_table);
 
+static const struct power_supply_desc psy_bat_desc = {
+       .name           = DRIVER_NAME,
+       .type           = POWER_SUPPLY_TYPE_BATTERY,
+       .properties     = compal_bat_properties,
+       .num_properties = ARRAY_SIZE(compal_bat_properties),
+       .get_property   = bat_get_property,
+};
+
 static void initialize_power_supply_data(struct compal_data *data)
 {
-       data->psy.name = DRIVER_NAME;
-       data->psy.type = POWER_SUPPLY_TYPE_BATTERY;
-       data->psy.properties = compal_bat_properties;
-       data->psy.num_properties = ARRAY_SIZE(compal_bat_properties);
-       data->psy.get_property = bat_get_property;
 
        ec_read_sequence(BAT_MANUFACTURER_NAME_ADDR,
                                        data->bat_manufacturer_name,
        int err;
        struct compal_data *data;
        struct device *hwmon_dev;
+       struct power_supply_config psy_cfg = {};
 
        if (!extra_features)
                return 0;
 
        /* Power supply */
        initialize_power_supply_data(data);
-       err = power_supply_register(&compal_device->dev, &data->psy, NULL);
-       if (err < 0)
+       psy_cfg.drv_data = data;
+       data->psy = power_supply_register(&compal_device->dev, &psy_bat_desc,
+                                         &psy_cfg);
+       if (IS_ERR(data->psy)) {
+               err = PTR_ERR(data->psy);
                goto remove;
+       }
 
        platform_set_drvdata(pdev, data);
 
        pwm_disable_control();
 
        data = platform_get_drvdata(pdev);
-       power_supply_unregister(&data->psy);
+       power_supply_unregister(data->psy);
 
        sysfs_remove_group(&pdev->dev.kobj, &compal_platform_attr_group);
 
 
        struct i2c_client *i2c;
        struct device *dev;
 
-       struct power_supply battery;
+       struct power_supply *battery;
        struct mutex lock;
        int status;
        int irq_cc;
 
 static void pm860x_external_power_changed(struct power_supply *psy)
 {
-       struct pm860x_battery_info *info;
+       struct pm860x_battery_info *info = dev_get_drvdata(psy->dev.parent);
 
-       info = container_of(psy, struct pm860x_battery_info, battery);
        calc_resistor(info);
 }
 
                                enum power_supply_property psp,
                                union power_supply_propval *val)
 {
-       struct pm860x_battery_info *info = dev_get_drvdata(psy->dev->parent);
+       struct pm860x_battery_info *info = dev_get_drvdata(psy->dev.parent);
        int data;
        int ret;
 
                                       enum power_supply_property psp,
                                       const union power_supply_propval *val)
 {
-       struct pm860x_battery_info *info = dev_get_drvdata(psy->dev->parent);
+       struct pm860x_battery_info *info = dev_get_drvdata(psy->dev.parent);
 
        switch (psp) {
        case POWER_SUPPLY_PROP_CHARGE_FULL:
        POWER_SUPPLY_PROP_TEMP,
 };
 
+static const struct power_supply_desc pm860x_battery_desc = {
+       .name                   = "battery-monitor",
+       .type                   = POWER_SUPPLY_TYPE_BATTERY,
+       .properties             = pm860x_batt_props,
+       .num_properties         = ARRAY_SIZE(pm860x_batt_props),
+       .get_property           = pm860x_batt_get_prop,
+       .set_property           = pm860x_batt_set_prop,
+       .external_power_changed = pm860x_external_power_changed,
+};
+
 static int pm860x_battery_probe(struct platform_device *pdev)
 {
        struct pm860x_chip *chip = dev_get_drvdata(pdev->dev.parent);
 
        pm860x_init_battery(info);
 
-       info->battery.name = "battery-monitor";
-       info->battery.type = POWER_SUPPLY_TYPE_BATTERY;
-       info->battery.properties = pm860x_batt_props;
-       info->battery.num_properties = ARRAY_SIZE(pm860x_batt_props);
-       info->battery.get_property = pm860x_batt_get_prop;
-       info->battery.set_property = pm860x_batt_set_prop;
-       info->battery.external_power_changed = pm860x_external_power_changed;
-
        if (pdata && pdata->max_capacity)
                info->max_capacity = pdata->max_capacity;
        else
        else
                info->resistor = 300;   /* set default internal resistor */
 
-       ret = power_supply_register(&pdev->dev, &info->battery, NULL);
-       if (ret)
-               return ret;
-       info->battery.dev->parent = &pdev->dev;
+       info->battery = power_supply_register(&pdev->dev, &pm860x_battery_desc,
+                                             NULL);
+       if (IS_ERR(info->battery))
+               return PTR_ERR(info->battery);
+       info->battery->dev.parent = &pdev->dev;
 
        ret = request_threaded_irq(info->irq_cc, NULL,
                                pm860x_coulomb_handler, IRQF_ONESHOT,
 out_coulomb:
        free_irq(info->irq_cc, info);
 out_reg:
-       power_supply_unregister(&info->battery);
+       power_supply_unregister(info->battery);
        return ret;
 }
 
 
        free_irq(info->irq_batt, info);
        free_irq(info->irq_cc, info);
-       power_supply_unregister(&info->battery);
+       power_supply_unregister(info->battery);
        return 0;
 }
 
 
        struct i2c_client *i2c_8606;
        struct device *dev;
 
-       struct power_supply usb;
+       struct power_supply *usb;
        struct mutex lock;
        int irq_nums;
        int irq[7];
 
        set_charging_fsm(info);
 
-       power_supply_changed(&info->usb);
+       power_supply_changed(info->usb);
 out:
        return IRQ_HANDLED;
 }
                               enum power_supply_property psp,
                               union power_supply_propval *val)
 {
-       struct pm860x_charger_info *info =
-           dev_get_drvdata(psy->dev->parent);
+       struct pm860x_charger_info *info = power_supply_get_drvdata(psy);
 
        switch (psp) {
        case POWER_SUPPLY_PROP_STATUS:
        { "vchg", pm860x_vchg_handler },
 };
 
+static const struct power_supply_desc pm860x_charger_desc = {
+       .name           = "usb",
+       .type           = POWER_SUPPLY_TYPE_USB,
+       .properties     = pm860x_usb_props,
+       .num_properties = ARRAY_SIZE(pm860x_usb_props),
+       .get_property   = pm860x_usb_get_prop,
+};
+
 static int pm860x_charger_probe(struct platform_device *pdev)
 {
        struct pm860x_chip *chip = dev_get_drvdata(pdev->dev.parent);
        mutex_init(&info->lock);
        platform_set_drvdata(pdev, info);
 
-       info->usb.name = "usb";
-       info->usb.type = POWER_SUPPLY_TYPE_USB;
-       info->usb.properties = pm860x_usb_props;
-       info->usb.num_properties = ARRAY_SIZE(pm860x_usb_props);
-       info->usb.get_property = pm860x_usb_get_prop;
+       psy_cfg.drv_data = info;
        psy_cfg.supplied_to = pm860x_supplied_to;
        psy_cfg.num_supplicants = ARRAY_SIZE(pm860x_supplied_to);
-       ret = power_supply_register(&pdev->dev, &info->usb, &psy_cfg);
-       if (ret)
+       info->usb = power_supply_register(&pdev->dev, &pm860x_charger_desc,
+                                         &psy_cfg);
+       if (IS_ERR(info->usb)) {
+               ret = PTR_ERR(info->usb);
                goto out;
+       }
 
        pm860x_init_charger(info);
 
        return 0;
 
 out_irq:
-       power_supply_unregister(&info->usb);
+       power_supply_unregister(info->usb);
        while (--i >= 0)
                free_irq(info->irq[i], info);
 out:
        struct pm860x_charger_info *info = platform_get_drvdata(pdev);
        int i;
 
-       power_supply_unregister(&info->usb);
+       power_supply_unregister(info->usb);
        free_irq(info->irq[0], info);
        for (i = 0; i < info->irq_nums; i++)
                free_irq(info->irq[i], info);
 
 #define BTEMP_BATCTRL_CURR_SRC_60UA    60
 #define BTEMP_BATCTRL_CURR_SRC_120UA   120
 
-#define to_ab8500_btemp_device_info(x) container_of((x), \
-       struct ab8500_btemp, btemp_psy);
-
 /**
  * struct ab8500_btemp_interrupts - ab8500 interrupts
  * @name:      name of the interrupt
        struct ab8500_gpadc *gpadc;
        struct ab8500_fg *fg;
        struct abx500_bm_data *bm;
-       struct power_supply btemp_psy;
+       struct power_supply *btemp_psy;
        struct ab8500_btemp_events events;
        struct ab8500_btemp_ranges btemp_ranges;
        struct workqueue_struct *btemp_wq;
                if ((di->bat_temp != di->prev_bat_temp) || !di->initialized) {
                        di->initialized = true;
                        di->bat_temp = bat_temp;
-                       power_supply_changed(&di->btemp_psy);
+                       power_supply_changed(di->btemp_psy);
                }
        } else if (bat_temp < di->prev_bat_temp) {
                di->bat_temp--;
-               power_supply_changed(&di->btemp_psy);
+               power_supply_changed(di->btemp_psy);
        } else if (bat_temp > di->prev_bat_temp) {
                di->bat_temp++;
-               power_supply_changed(&di->btemp_psy);
+               power_supply_changed(di->btemp_psy);
        }
        di->prev_bat_temp = bat_temp;
 
        dev_err(di->dev, "Battery removal detected!\n");
 
        di->events.batt_rem = true;
-       power_supply_changed(&di->btemp_psy);
+       power_supply_changed(di->btemp_psy);
 
        return IRQ_HANDLED;
 }
                di->events.btemp_high = false;
                di->events.btemp_medhigh = false;
                di->events.btemp_lowmed = false;
-               power_supply_changed(&di->btemp_psy);
+               power_supply_changed(di->btemp_psy);
        }
 
        return IRQ_HANDLED;
        di->events.btemp_medhigh = false;
        di->events.btemp_lowmed = false;
        di->events.btemp_low = false;
-       power_supply_changed(&di->btemp_psy);
+       power_supply_changed(di->btemp_psy);
 
        return IRQ_HANDLED;
 }
        di->events.btemp_medhigh = false;
        di->events.btemp_high = false;
        di->events.btemp_low = false;
-       power_supply_changed(&di->btemp_psy);
+       power_supply_changed(di->btemp_psy);
 
        return IRQ_HANDLED;
 }
        di->events.btemp_lowmed = false;
        di->events.btemp_high = false;
        di->events.btemp_low = false;
-       power_supply_changed(&di->btemp_psy);
+       power_supply_changed(di->btemp_psy);
 
        return IRQ_HANDLED;
 }
        enum power_supply_property psp,
        union power_supply_propval *val)
 {
-       struct ab8500_btemp *di;
-
-       di = to_ab8500_btemp_device_info(psy);
+       struct ab8500_btemp *di = power_supply_get_drvdata(psy);
 
        switch (psp) {
        case POWER_SUPPLY_PROP_PRESENT:
 
        psy = (struct power_supply *)data;
        ext = dev_get_drvdata(dev);
-       di = to_ab8500_btemp_device_info(psy);
+       di = power_supply_get_drvdata(psy);
 
        /*
         * For all psy where the name of your driver
         * appears in any supplied_to
         */
        for (i = 0; i < ext->num_supplicants; i++) {
-               if (!strcmp(ext->supplied_to[i], psy->name))
+               if (!strcmp(ext->supplied_to[i], psy->desc->name))
                        psy_found = true;
        }
 
                return 0;
 
        /* Go through all properties for the psy */
-       for (j = 0; j < ext->num_properties; j++) {
+       for (j = 0; j < ext->desc->num_properties; j++) {
                enum power_supply_property prop;
-               prop = ext->properties[j];
+               prop = ext->desc->properties[j];
 
                if (power_supply_get_property(ext, prop, &ret))
                        continue;
 
                switch (prop) {
                case POWER_SUPPLY_PROP_PRESENT:
-                       switch (ext->type) {
+                       switch (ext->desc->type) {
                        case POWER_SUPPLY_TYPE_MAINS:
                                /* AC disconnected */
                                if (!ret.intval && di->events.ac_conn) {
  */
 static void ab8500_btemp_external_power_changed(struct power_supply *psy)
 {
-       struct ab8500_btemp *di = to_ab8500_btemp_device_info(psy);
+       struct ab8500_btemp *di = power_supply_get_drvdata(psy);
 
        class_for_each_device(power_supply_class, NULL,
-               &di->btemp_psy, ab8500_btemp_get_ext_psy_data);
+               di->btemp_psy, ab8500_btemp_get_ext_psy_data);
 }
 
 /* ab8500 btemp driver interrupts and their respective isr */
        destroy_workqueue(di->btemp_wq);
 
        flush_scheduled_work();
-       power_supply_unregister(&di->btemp_psy);
+       power_supply_unregister(di->btemp_psy);
 
        return 0;
 }
        "ab8500_fg",
 };
 
+static const struct power_supply_desc ab8500_btemp_desc = {
+       .name                   = "ab8500_btemp",
+       .type                   = POWER_SUPPLY_TYPE_BATTERY,
+       .properties             = ab8500_btemp_props,
+       .num_properties         = ARRAY_SIZE(ab8500_btemp_props),
+       .get_property           = ab8500_btemp_get_property,
+       .external_power_changed = ab8500_btemp_external_power_changed,
+};
+
 static int ab8500_btemp_probe(struct platform_device *pdev)
 {
        struct device_node *np = pdev->dev.of_node;
 
        di->initialized = false;
 
-       /* BTEMP supply */
-       di->btemp_psy.name = "ab8500_btemp";
-       di->btemp_psy.type = POWER_SUPPLY_TYPE_BATTERY;
-       di->btemp_psy.properties = ab8500_btemp_props;
-       di->btemp_psy.num_properties = ARRAY_SIZE(ab8500_btemp_props);
-       di->btemp_psy.get_property = ab8500_btemp_get_property;
-       di->btemp_psy.external_power_changed =
-               ab8500_btemp_external_power_changed;
-
        psy_cfg.supplied_to = supply_interface;
        psy_cfg.num_supplicants = ARRAY_SIZE(supply_interface);
+       psy_cfg.drv_data = di;
 
        /* Create a work queue for the btemp */
        di->btemp_wq =
        }
 
        /* Register BTEMP power supply class */
-       ret = power_supply_register(di->dev, &di->btemp_psy, &psy_cfg);
-       if (ret) {
+       di->btemp_psy = power_supply_register(di->dev, &ab8500_btemp_desc,
+                                             &psy_cfg);
+       if (IS_ERR(di->btemp_psy)) {
                dev_err(di->dev, "failed to register BTEMP psy\n");
+               ret = PTR_ERR(di->btemp_psy);
                goto free_btemp_wq;
        }
 
        return ret;
 
 free_irq:
-       power_supply_unregister(&di->btemp_psy);
+       power_supply_unregister(di->btemp_psy);
 
        /* We also have to free all successfully registered irqs */
        for (i = i - 1; i >= 0; i--) {
 
                if (!connected)
                        di->flags.vbus_drop_end = false;
 
-               sysfs_notify(&di->usb_chg.psy.dev->kobj, NULL, "present");
+               sysfs_notify(&di->usb_chg.psy->dev.kobj, NULL, "present");
 
                if (connected) {
                        mutex_lock(&di->charger_attached_mutex);
 
                dev_dbg(di->dev, "%s Disabled AC charging\n", __func__);
        }
-       ab8500_power_supply_changed(di, &di->ac_chg.psy);
+       ab8500_power_supply_changed(di, di->ac_chg.psy);
 
        return ret;
 }
                cancel_delayed_work(&di->check_vbat_work);
 
        }
-       ab8500_power_supply_changed(di, &di->usb_chg.psy);
+       ab8500_power_supply_changed(di, di->usb_chg.psy);
 
        return ret;
 }
        int ret;
        struct ab8500_charger *di;
 
-       if (charger->psy.type == POWER_SUPPLY_TYPE_MAINS)
+       if (charger->psy->desc->type == POWER_SUPPLY_TYPE_MAINS)
                di = to_ab8500_charger_ac_device_info(charger);
-       else if (charger->psy.type == POWER_SUPPLY_TYPE_USB)
+       else if (charger->psy->desc->type == POWER_SUPPLY_TYPE_USB)
                di = to_ab8500_charger_usb_device_info(charger);
        else
                return -ENXIO;
        int ret;
        struct ab8500_charger *di;
 
-       if (charger->psy.type == POWER_SUPPLY_TYPE_MAINS)
+       if (charger->psy->desc->type == POWER_SUPPLY_TYPE_MAINS)
                di = to_ab8500_charger_ac_device_info(charger);
-       else if (charger->psy.type == POWER_SUPPLY_TYPE_USB)
+       else if (charger->psy->desc->type == POWER_SUPPLY_TYPE_USB)
                di = to_ab8500_charger_usb_device_info(charger);
        else
                return -ENXIO;
        int ret;
        struct ab8500_charger *di;
 
-       if (charger->psy.type == POWER_SUPPLY_TYPE_USB)
+       if (charger->psy->desc->type == POWER_SUPPLY_TYPE_USB)
                di = to_ab8500_charger_usb_device_info(charger);
        else
                return -ENXIO;
        int ret;
        struct ab8500_charger *di;
 
-       if (charger->psy.type == POWER_SUPPLY_TYPE_USB)
+       if (charger->psy->desc->type == POWER_SUPPLY_TYPE_USB)
                di = to_ab8500_charger_usb_device_info(charger);
        else
                return -ENXIO;
        struct ux500_charger *usb_chg;
 
        usb_chg = (struct ux500_charger *)data;
-       psy = &usb_chg->psy;
+       psy = usb_chg->psy;
 
        di = to_ab8500_charger_usb_device_info(usb_chg);
 
 
        /* For all psy where the driver name appears in any supplied_to */
        for (i = 0; i < ext->num_supplicants; i++) {
-               if (!strcmp(ext->supplied_to[i], psy->name))
+               if (!strcmp(ext->supplied_to[i], psy->desc->name))
                        psy_found = true;
        }
 
                return 0;
 
        /* Go through all properties for the psy */
-       for (j = 0; j < ext->num_properties; j++) {
+       for (j = 0; j < ext->desc->num_properties; j++) {
                enum power_supply_property prop;
-               prop = ext->properties[j];
+               prop = ext->desc->properties[j];
 
                if (power_supply_get_property(ext, prop, &ret))
                        continue;
 
                switch (prop) {
                case POWER_SUPPLY_PROP_VOLTAGE_NOW:
-                       switch (ext->type) {
+                       switch (ext->desc->type) {
                        case POWER_SUPPLY_TYPE_BATTERY:
                                di->vbat = ret.intval / 1000;
                                break;
                struct ab8500_charger, check_vbat_work.work);
 
        class_for_each_device(power_supply_class, NULL,
-               &di->usb_chg.psy, ab8500_charger_get_ext_psy_data);
+               di->usb_chg.psy, ab8500_charger_get_ext_psy_data);
 
        /* First run old_vbat is 0. */
        if (di->old_vbat == 0)
                        di->vbat, di->old_vbat);
                ab8500_charger_set_vbus_in_curr(di,
                                        di->max_usb_in_curr.usb_type_max);
-               power_supply_changed(&di->usb_chg.psy);
+               power_supply_changed(di->usb_chg.psy);
        }
 
        di->old_vbat = di->vbat;
                }
                if (!(reg_value & MAIN_CH_NOK)) {
                        di->flags.mainextchnotok = false;
-                       ab8500_power_supply_changed(di, &di->ac_chg.psy);
+                       ab8500_power_supply_changed(di, di->ac_chg.psy);
                }
        }
        if (di->flags.vbus_ovv) {
                }
                if (!(reg_value & VBUS_OVV_TH)) {
                        di->flags.vbus_ovv = false;
-                       ab8500_power_supply_changed(di, &di->usb_chg.psy);
+                       ab8500_power_supply_changed(di, di->usb_chg.psy);
                }
        }
        /* If we still have a failure, schedule a new check */
                di->ac.charger_connected = 0;
        }
 
-       ab8500_power_supply_changed(di, &di->ac_chg.psy);
-       sysfs_notify(&di->ac_chg.psy.dev->kobj, NULL, "present");
+       ab8500_power_supply_changed(di, di->ac_chg.psy);
+       sysfs_notify(&di->ac_chg.psy->dev.kobj, NULL, "present");
 }
 
 static void ab8500_charger_usb_attached_work(struct work_struct *work)
                dev_dbg(di->dev, "%s di->vbus_detected = false\n", __func__);
                di->vbus_detected = false;
                ab8500_charger_set_usb_connected(di, false);
-               ab8500_power_supply_changed(di, &di->usb_chg.psy);
+               ab8500_power_supply_changed(di, di->usb_chg.psy);
        } else {
                dev_dbg(di->dev, "%s di->vbus_detected = true\n", __func__);
                di->vbus_detected = true;
                        if (!ret) {
                                ab8500_charger_set_usb_connected(di, true);
                                ab8500_power_supply_changed(di,
-                                                           &di->usb_chg.psy);
+                                                           di->usb_chg.psy);
                        }
                } else {
                        /*
                                        ab8500_charger_set_usb_connected(di,
                                                true);
                                        ab8500_power_supply_changed(di,
-                                               &di->usb_chg.psy);
+                                               di->usb_chg.psy);
                                }
                        }
                }
        }
 
        ab8500_charger_set_usb_connected(di, true);
-       ab8500_power_supply_changed(di, &di->usb_chg.psy);
+       ab8500_power_supply_changed(di, di->usb_chg.psy);
 }
 
 /**
        if (!(detected_chargers & USB_PW_CONN)) {
                di->vbus_detected = false;
                ab8500_charger_set_usb_connected(di, false);
-               ab8500_power_supply_changed(di, &di->usb_chg.psy);
+               ab8500_power_supply_changed(di, di->usb_chg.psy);
                return;
        }
 
                if (ret == -ENXIO) {
                        /* No valid charger type detected */
                        ab8500_charger_set_usb_connected(di, false);
-                       ab8500_power_supply_changed(di, &di->usb_chg.psy);
+                       ab8500_power_supply_changed(di, di->usb_chg.psy);
                }
                return;
        }
        case AB8500_BM_USB_STATE_SUSPEND:
        case AB8500_BM_USB_STATE_MAX:
                ab8500_charger_set_usb_connected(di, false);
-               ab8500_power_supply_changed(di, &di->usb_chg.psy);
+               ab8500_power_supply_changed(di, di->usb_chg.psy);
                break;
 
        case AB8500_BM_USB_STATE_RESUME:
                                return;
 
                        ab8500_charger_set_usb_connected(di, true);
-                       ab8500_power_supply_changed(di, &di->usb_chg.psy);
+                       ab8500_power_supply_changed(di, di->usb_chg.psy);
                }
                break;
 
        }
 
        if (prev_status != di->flags.usbchargernotok)
-               ab8500_power_supply_changed(di, &di->usb_chg.psy);
+               ab8500_power_supply_changed(di, di->usb_chg.psy);
 }
 
 /**
        else
                di->flags.main_thermal_prot = false;
 
-       ab8500_power_supply_changed(di, &di->ac_chg.psy);
+       ab8500_power_supply_changed(di, di->ac_chg.psy);
 }
 
 /**
        else
                di->flags.usb_thermal_prot = false;
 
-       ab8500_power_supply_changed(di, &di->usb_chg.psy);
+       ab8500_power_supply_changed(di, di->usb_chg.psy);
 }
 
 /**
 
        dev_dbg(di->dev, "Main charger not ok\n");
        di->flags.mainextchnotok = true;
-       ab8500_power_supply_changed(di, &di->ac_chg.psy);
+       ab8500_power_supply_changed(di, di->ac_chg.psy);
 
        /* Schedule a new HW failure check */
        queue_delayed_work(di->charger_wq, &di->check_hw_failure_work, 0);
         */
        if (di->ac.charger_online) {
                di->ac.wd_expired = true;
-               ab8500_power_supply_changed(di, &di->ac_chg.psy);
+               ab8500_power_supply_changed(di, di->ac_chg.psy);
        }
        if (di->usb.charger_online) {
                di->usb.wd_expired = true;
-               ab8500_power_supply_changed(di, &di->usb_chg.psy);
+               ab8500_power_supply_changed(di, di->usb_chg.psy);
        }
 
        return IRQ_HANDLED;
 
        dev_dbg(di->dev, "VBUS overvoltage detected\n");
        di->flags.vbus_ovv = true;
-       ab8500_power_supply_changed(di, &di->usb_chg.psy);
+       ab8500_power_supply_changed(di, di->usb_chg.psy);
 
        /* Schedule a new HW failure check */
        queue_delayed_work(di->charger_wq, &di->check_hw_failure_work, 0);
 
        flush_scheduled_work();
        if (di->usb_chg.enabled)
-               power_supply_unregister(&di->usb_chg.psy);
+               power_supply_unregister(di->usb_chg.psy);
 
        if (di->ac_chg.enabled && !di->ac_chg.external)
-               power_supply_unregister(&di->ac_chg.psy);
+               power_supply_unregister(di->ac_chg.psy);
 
        return 0;
 }
        "ab8500_btemp",
 };
 
+static const struct power_supply_desc ab8500_ac_chg_desc = {
+       .name           = "ab8500_ac",
+       .type           = POWER_SUPPLY_TYPE_MAINS,
+       .properties     = ab8500_charger_ac_props,
+       .num_properties = ARRAY_SIZE(ab8500_charger_ac_props),
+       .get_property   = ab8500_charger_ac_get_property,
+};
+
+static const struct power_supply_desc ab8500_usb_chg_desc = {
+       .name           = "ab8500_usb",
+       .type           = POWER_SUPPLY_TYPE_USB,
+       .properties     = ab8500_charger_usb_props,
+       .num_properties = ARRAY_SIZE(ab8500_charger_usb_props),
+       .get_property   = ab8500_charger_usb_get_property,
+};
+
 static int ab8500_charger_probe(struct platform_device *pdev)
 {
        struct device_node *np = pdev->dev.of_node;
        struct abx500_bm_data *plat = pdev->dev.platform_data;
-       struct power_supply_config psy_cfg = {};
+       struct power_supply_config ac_psy_cfg = {}, usb_psy_cfg = {};
        struct ab8500_charger *di;
        int irq, i, charger_status, ret = 0, ch_stat;
 
        di->invalid_charger_detect_state = 0;
 
        /* AC and USB supply config */
-       psy_cfg.supplied_to = supply_interface;
-       psy_cfg.num_supplicants = ARRAY_SIZE(supply_interface);
+       ac_psy_cfg.supplied_to = supply_interface;
+       ac_psy_cfg.num_supplicants = ARRAY_SIZE(supply_interface);
+       ac_psy_cfg.drv_data = &di->ac_chg;
+       usb_psy_cfg.supplied_to = supply_interface;
+       usb_psy_cfg.num_supplicants = ARRAY_SIZE(supply_interface);
+       usb_psy_cfg.drv_data = &di->usb_chg;
 
        /* AC supply */
-       /* power_supply base class */
-       di->ac_chg.psy.name = "ab8500_ac";
-       di->ac_chg.psy.type = POWER_SUPPLY_TYPE_MAINS;
-       di->ac_chg.psy.properties = ab8500_charger_ac_props;
-       di->ac_chg.psy.num_properties = ARRAY_SIZE(ab8500_charger_ac_props);
-       di->ac_chg.psy.get_property = ab8500_charger_ac_get_property;
        /* ux500_charger sub-class */
        di->ac_chg.ops.enable = &ab8500_charger_ac_en;
        di->ac_chg.ops.check_enable = &ab8500_charger_ac_check_enable;
                        &charger_notifier_list, &charger_nb);
 
        /* USB supply */
-       /* power_supply base class */
-       di->usb_chg.psy.name = "ab8500_usb";
-       di->usb_chg.psy.type = POWER_SUPPLY_TYPE_USB;
-       di->usb_chg.psy.properties = ab8500_charger_usb_props;
-       di->usb_chg.psy.num_properties = ARRAY_SIZE(ab8500_charger_usb_props);
-       di->usb_chg.psy.get_property = ab8500_charger_usb_get_property;
        /* ux500_charger sub-class */
        di->usb_chg.ops.enable = &ab8500_charger_usb_en;
        di->usb_chg.ops.check_enable = &ab8500_charger_usb_check_enable;
 
        /* Register AC charger class */
        if (di->ac_chg.enabled) {
-               ret = power_supply_register(di->dev, &di->ac_chg.psy,
-                                               &psy_cfg);
-               if (ret) {
+               di->ac_chg.psy = power_supply_register(di->dev,
+                                                      &ab8500_ac_chg_desc,
+                                                      &ac_psy_cfg);
+               if (IS_ERR(di->ac_chg.psy)) {
                        dev_err(di->dev, "failed to register AC charger\n");
+                       ret = PTR_ERR(di->ac_chg.psy);
                        goto free_charger_wq;
                }
        }
 
        /* Register USB charger class */
        if (di->usb_chg.enabled) {
-               ret = power_supply_register(di->dev, &di->usb_chg.psy,
-                                               &psy_cfg);
-               if (ret) {
+               di->usb_chg.psy = power_supply_register(di->dev,
+                                                       &ab8500_usb_chg_desc,
+                                                       &usb_psy_cfg);
+               if (IS_ERR(di->usb_chg.psy)) {
                        dev_err(di->dev, "failed to register USB charger\n");
+                       ret = PTR_ERR(di->usb_chg.psy);
                        goto free_ac;
                }
        }
        if (charger_status & AC_PW_CONN) {
                di->ac.charger_connected = 1;
                di->ac_conn = true;
-               ab8500_power_supply_changed(di, &di->ac_chg.psy);
-               sysfs_notify(&di->ac_chg.psy.dev->kobj, NULL, "present");
+               ab8500_power_supply_changed(di, di->ac_chg.psy);
+               sysfs_notify(&di->ac_chg.psy->dev.kobj, NULL, "present");
        }
 
        if (charger_status & USB_PW_CONN) {
        usb_put_phy(di->usb_phy);
 free_usb:
        if (di->usb_chg.enabled)
-               power_supply_unregister(&di->usb_chg.psy);
+               power_supply_unregister(di->usb_chg.psy);
 free_ac:
        if (di->ac_chg.enabled)
-               power_supply_unregister(&di->ac_chg.psy);
+               power_supply_unregister(di->ac_chg.psy);
 free_charger_wq:
        destroy_workqueue(di->charger_wq);
        return ret;
 
 #define interpolate(x, x1, y1, x2, y2) \
        ((y1) + ((((y2) - (y1)) * ((x) - (x1))) / ((x2) - (x1))));
 
-#define to_ab8500_fg_device_info(x) container_of((x), \
-       struct ab8500_fg, fg_psy);
-
 /**
  * struct ab8500_fg_interrupts - ab8500 fg interupts
  * @name:      name of the interrupt
        struct ab8500 *parent;
        struct ab8500_gpadc *gpadc;
        struct abx500_bm_data *bm;
-       struct power_supply fg_psy;
+       struct power_supply *fg_psy;
        struct workqueue_struct *fg_wq;
        struct delayed_work fg_periodic_work;
        struct delayed_work fg_low_bat_work;
                                di->bat_cap.prev_percent,
                                di->bat_cap.cap_scale.scaled_cap);
                }
-               power_supply_changed(&di->fg_psy);
+               power_supply_changed(di->fg_psy);
                if (di->flags.fully_charged && di->flags.force_full) {
                        dev_dbg(di->dev, "Battery full, notifying.\n");
                        di->flags.force_full = false;
                if (!di->flags.bat_ovv) {
                        dev_dbg(di->dev, "Battery OVV\n");
                        di->flags.bat_ovv = true;
-                       power_supply_changed(&di->fg_psy);
+                       power_supply_changed(di->fg_psy);
                }
                /* Not yet recovered from ovv, reschedule this test */
                queue_delayed_work(di->fg_wq, &di->fg_check_hw_failure_work,
                } else {
                        dev_dbg(di->dev, "Battery recovered from OVV\n");
                        di->flags.bat_ovv = false;
-                       power_supply_changed(&di->fg_psy);
+                       power_supply_changed(di->fg_psy);
        }
 }
 
        enum power_supply_property psp,
        union power_supply_propval *val)
 {
-       struct ab8500_fg *di;
-
-       di = to_ab8500_fg_device_info(psy);
+       struct ab8500_fg *di = power_supply_get_drvdata(psy);
 
        /*
         * If battery is identified as unknown and charging of unknown
 
        psy = (struct power_supply *)data;
        ext = dev_get_drvdata(dev);
-       di = to_ab8500_fg_device_info(psy);
+       di = power_supply_get_drvdata(psy);
 
        /*
         * For all psy where the name of your driver
         * appears in any supplied_to
         */
        for (i = 0; i < ext->num_supplicants; i++) {
-               if (!strcmp(ext->supplied_to[i], psy->name))
+               if (!strcmp(ext->supplied_to[i], psy->desc->name))
                        psy_found = true;
        }
 
                return 0;
 
        /* Go through all properties for the psy */
-       for (j = 0; j < ext->num_properties; j++) {
+       for (j = 0; j < ext->desc->num_properties; j++) {
                enum power_supply_property prop;
-               prop = ext->properties[j];
+               prop = ext->desc->properties[j];
 
                if (power_supply_get_property(ext, prop, &ret))
                        continue;
 
                switch (prop) {
                case POWER_SUPPLY_PROP_STATUS:
-                       switch (ext->type) {
+                       switch (ext->desc->type) {
                        case POWER_SUPPLY_TYPE_BATTERY:
                                switch (ret.intval) {
                                case POWER_SUPPLY_STATUS_UNKNOWN:
                        };
                        break;
                case POWER_SUPPLY_PROP_TECHNOLOGY:
-                       switch (ext->type) {
+                       switch (ext->desc->type) {
                        case POWER_SUPPLY_TYPE_BATTERY:
                                if (!di->flags.batt_id_received &&
                                    di->bm->batt_id != BATTERY_UNKNOWN) {
                        }
                        break;
                case POWER_SUPPLY_PROP_TEMP:
-                       switch (ext->type) {
+                       switch (ext->desc->type) {
                        case POWER_SUPPLY_TYPE_BATTERY:
                                if (di->flags.batt_id_received)
                                        di->bat_temp = ret.intval;
  */
 static void ab8500_fg_external_power_changed(struct power_supply *psy)
 {
-       struct ab8500_fg *di = to_ab8500_fg_device_info(psy);
+       struct ab8500_fg *di = power_supply_get_drvdata(psy);
 
        class_for_each_device(power_supply_class, NULL,
-               &di->fg_psy, ab8500_fg_get_ext_psy_data);
+               di->fg_psy, ab8500_fg_get_ext_psy_data);
 }
 
 /**
        int ret;
        u8 reg_value;
        struct power_supply *psy = dev_get_drvdata(dev);
-       struct ab8500_fg *di;
-
-       di = to_ab8500_fg_device_info(psy);
+       struct ab8500_fg *di = power_supply_get_drvdata(psy);
 
        ret = abx500_get_register_interruptible(di->dev, AB8500_RTC,
                AB8505_RTC_PCUT_FLAG_TIME_REG, ®_value);
        int ret;
        long unsigned reg_value;
        struct power_supply *psy = dev_get_drvdata(dev);
-       struct ab8500_fg *di;
-
-       di = to_ab8500_fg_device_info(psy);
+       struct ab8500_fg *di = power_supply_get_drvdata(psy);
 
        reg_value = simple_strtoul(buf, NULL, 10);
 
        int ret;
        u8 reg_value;
        struct power_supply *psy = dev_get_drvdata(dev);
-       struct ab8500_fg *di;
-
-       di = to_ab8500_fg_device_info(psy);
+       struct ab8500_fg *di = power_supply_get_drvdata(psy);
 
        ret = abx500_get_register_interruptible(di->dev, AB8500_RTC,
                AB8505_RTC_PCUT_MAX_TIME_REG, ®_value);
        int ret;
        int reg_value;
        struct power_supply *psy = dev_get_drvdata(dev);
-       struct ab8500_fg *di;
-
-       di = to_ab8500_fg_device_info(psy);
+       struct ab8500_fg *di = power_supply_get_drvdata(psy);
 
        reg_value = simple_strtoul(buf, NULL, 10);
        if (reg_value > 0x7F) {
        int ret;
        u8 reg_value;
        struct power_supply *psy = dev_get_drvdata(dev);
-       struct ab8500_fg *di;
-
-       di = to_ab8500_fg_device_info(psy);
+       struct ab8500_fg *di = power_supply_get_drvdata(psy);
 
        ret = abx500_get_register_interruptible(di->dev, AB8500_RTC,
                AB8505_RTC_PCUT_RESTART_REG, ®_value);
        int ret;
        int reg_value;
        struct power_supply *psy = dev_get_drvdata(dev);
-       struct ab8500_fg *di;
-
-       di = to_ab8500_fg_device_info(psy);
+       struct ab8500_fg *di = power_supply_get_drvdata(psy);
 
        reg_value = simple_strtoul(buf, NULL, 10);
        if (reg_value > 0xF) {
        int ret;
        u8 reg_value;
        struct power_supply *psy = dev_get_drvdata(dev);
-       struct ab8500_fg *di;
-
-       di = to_ab8500_fg_device_info(psy);
+       struct ab8500_fg *di = power_supply_get_drvdata(psy);
 
        ret = abx500_get_register_interruptible(di->dev, AB8500_RTC,
                                                AB8505_RTC_PCUT_TIME_REG, ®_value);
        int ret;
        u8 reg_value;
        struct power_supply *psy = dev_get_drvdata(dev);
-       struct ab8500_fg *di;
-
-       di = to_ab8500_fg_device_info(psy);
+       struct ab8500_fg *di = power_supply_get_drvdata(psy);
 
        ret = abx500_get_register_interruptible(di->dev, AB8500_RTC,
                                                AB8505_RTC_PCUT_RESTART_REG, ®_value);
        int ret;
        u8 reg_value;
        struct power_supply *psy = dev_get_drvdata(dev);
-       struct ab8500_fg *di;
-
-       di = to_ab8500_fg_device_info(psy);
+       struct ab8500_fg *di = power_supply_get_drvdata(psy);
 
        ret = abx500_get_register_interruptible(di->dev, AB8500_RTC,
                                                AB8505_RTC_PCUT_CTL_STATUS_REG, ®_value);
        int ret;
        int reg_value;
        struct power_supply *psy = dev_get_drvdata(dev);
-       struct ab8500_fg *di;
-
-       di = to_ab8500_fg_device_info(psy);
+       struct ab8500_fg *di = power_supply_get_drvdata(psy);
 
        reg_value = simple_strtoul(buf, NULL, 10);
        if (reg_value > 0x1) {
        int ret;
        u8 reg_value;
        struct power_supply *psy = dev_get_drvdata(dev);
-       struct ab8500_fg *di;
-
-       di = to_ab8500_fg_device_info(psy);
+       struct ab8500_fg *di = power_supply_get_drvdata(psy);
 
        ret = abx500_get_register_interruptible(di->dev, AB8500_RTC,
                                                AB8505_RTC_PCUT_CTL_STATUS_REG,  ®_value);
        int ret;
        u8 reg_value;
        struct power_supply *psy = dev_get_drvdata(dev);
-       struct ab8500_fg *di;
-
-       di = to_ab8500_fg_device_info(psy);
+       struct ab8500_fg *di = power_supply_get_drvdata(psy);
 
        ret = abx500_get_register_interruptible(di->dev, AB8500_RTC,
                                                AB8505_RTC_PCUT_DEBOUNCE_REG,  ®_value);
        int ret;
        int reg_value;
        struct power_supply *psy = dev_get_drvdata(dev);
-       struct ab8500_fg *di;
-
-       di = to_ab8500_fg_device_info(psy);
+       struct ab8500_fg *di = power_supply_get_drvdata(psy);
 
        reg_value = simple_strtoul(buf, NULL, 10);
        if (reg_value > 0x7) {
        int ret;
        u8 reg_value;
        struct power_supply *psy = dev_get_drvdata(dev);
-       struct ab8500_fg *di;
-
-       di = to_ab8500_fg_device_info(psy);
+       struct ab8500_fg *di = power_supply_get_drvdata(psy);
 
        ret = abx500_get_register_interruptible(di->dev, AB8500_RTC,
                                                AB8505_RTC_PCUT_CTL_STATUS_REG, ®_value);
             abx500_get_chip_id(di->dev) >= AB8500_CUT2P0)
            || is_ab8540(di->parent)) {
                for (i = 0; i < ARRAY_SIZE(ab8505_fg_sysfs_psy_attrs); i++)
-                       if (device_create_file(di->fg_psy.dev,
+                       if (device_create_file(&di->fg_psy->dev,
                                               &ab8505_fg_sysfs_psy_attrs[i]))
                                goto sysfs_psy_create_attrs_failed_ab8505;
        }
        return 0;
 sysfs_psy_create_attrs_failed_ab8505:
-       dev_err(di->fg_psy.dev, "Failed creating sysfs psy attrs for ab8505.\n");
+       dev_err(&di->fg_psy->dev, "Failed creating sysfs psy attrs for ab8505.\n");
        while (i--)
-               device_remove_file(di->fg_psy.dev, &ab8505_fg_sysfs_psy_attrs[i]);
+               device_remove_file(&di->fg_psy->dev,
+                                  &ab8505_fg_sysfs_psy_attrs[i]);
 
        return -EIO;
 }
             abx500_get_chip_id(di->dev) >= AB8500_CUT2P0)
            || is_ab8540(di->parent)) {
                for (i = 0; i < ARRAY_SIZE(ab8505_fg_sysfs_psy_attrs); i++)
-                       (void)device_remove_file(di->fg_psy.dev,
+                       (void)device_remove_file(&di->fg_psy->dev,
                                                 &ab8505_fg_sysfs_psy_attrs[i]);
        }
 }
 
        flush_scheduled_work();
        ab8500_fg_sysfs_psy_remove_attrs(di);
-       power_supply_unregister(&di->fg_psy);
+       power_supply_unregister(di->fg_psy);
        return ret;
 }
 
        "ab8500_usb",
 };
 
+static const struct power_supply_desc ab8500_fg_desc = {
+       .name                   = "ab8500_fg",
+       .type                   = POWER_SUPPLY_TYPE_BATTERY,
+       .properties             = ab8500_fg_props,
+       .num_properties         = ARRAY_SIZE(ab8500_fg_props),
+       .get_property           = ab8500_fg_get_property,
+       .external_power_changed = ab8500_fg_external_power_changed,
+};
+
 static int ab8500_fg_probe(struct platform_device *pdev)
 {
        struct device_node *np = pdev->dev.of_node;
        di->parent = dev_get_drvdata(pdev->dev.parent);
        di->gpadc = ab8500_gpadc_get("ab8500-gpadc.0");
 
-       di->fg_psy.name = "ab8500_fg";
-       di->fg_psy.type = POWER_SUPPLY_TYPE_BATTERY;
-       di->fg_psy.properties = ab8500_fg_props;
-       di->fg_psy.num_properties = ARRAY_SIZE(ab8500_fg_props);
-       di->fg_psy.get_property = ab8500_fg_get_property;
-       di->fg_psy.external_power_changed = ab8500_fg_external_power_changed;
-
        psy_cfg.supplied_to = supply_interface;
        psy_cfg.num_supplicants = ARRAY_SIZE(supply_interface);
+       psy_cfg.drv_data = di;
 
        di->bat_cap.max_mah_design = MILLI_TO_MICRO *
                di->bm->bat_type[di->bm->batt_id].charge_full_design;
        di->flags.batt_id_received = false;
 
        /* Register FG power supply class */
-       ret = power_supply_register(di->dev, &di->fg_psy, &psy_cfg);
-       if (ret) {
+       di->fg_psy = power_supply_register(di->dev, &ab8500_fg_desc, &psy_cfg);
+       if (IS_ERR(di->fg_psy)) {
                dev_err(di->dev, "failed to register FG psy\n");
+               ret = PTR_ERR(di->fg_psy);
                goto free_inst_curr_wq;
        }
 
        return ret;
 
 free_irq:
-       power_supply_unregister(&di->fg_psy);
+       power_supply_unregister(di->fg_psy);
 
        /* We also have to free all registered irqs */
        for (i = 0; i < ARRAY_SIZE(ab8500_fg_irq_th); i++) {
 
 #define CHARGALG_CURR_STEP_LOW         0
 #define CHARGALG_CURR_STEP_HIGH        100
 
-#define to_abx500_chargalg_device_info(x) container_of((x), \
-       struct abx500_chargalg, chargalg_psy);
-
 enum abx500_chargers {
        NO_CHG,
        AC_CHG,
        struct ab8500 *parent;
        struct abx500_chargalg_current_step_status curr_status;
        struct abx500_bm_data *bm;
-       struct power_supply chargalg_psy;
+       struct power_supply *chargalg_psy;
        struct ux500_charger *ac_chg;
        struct ux500_charger *usb_chg;
        struct abx500_chargalg_events events;
        di->charge_status = POWER_SUPPLY_STATUS_NOT_CHARGING;
        di->maintenance_chg = false;
        cancel_delayed_work(&di->chargalg_wd_work);
-       power_supply_changed(&di->chargalg_psy);
+       power_supply_changed(di->chargalg_psy);
 }
 
 /**
        di->charge_status = POWER_SUPPLY_STATUS_CHARGING;
        di->maintenance_chg = false;
        cancel_delayed_work(&di->chargalg_wd_work);
-       power_supply_changed(&di->chargalg_psy);
+       power_supply_changed(di->chargalg_psy);
 }
 
 /**
                        di->charge_status = POWER_SUPPLY_STATUS_FULL;
                        di->maintenance_chg = true;
                        dev_dbg(di->dev, "EOC reached!\n");
-                       power_supply_changed(&di->chargalg_psy);
+                       power_supply_changed(di->chargalg_psy);
                } else {
                        dev_dbg(di->dev,
                                " EOC limit reached for the %d"
 
        psy = (struct power_supply *)data;
        ext = dev_get_drvdata(dev);
-       di = to_abx500_chargalg_device_info(psy);
+       di = power_supply_get_drvdata(psy);
        /* For all psy where the driver name appears in any supplied_to */
        for (i = 0; i < ext->num_supplicants; i++) {
-               if (!strcmp(ext->supplied_to[i], psy->name))
+               if (!strcmp(ext->supplied_to[i], psy->desc->name))
                        psy_found = true;
        }
        if (!psy_found)
        }
 
        /* Go through all properties for the psy */
-       for (j = 0; j < ext->num_properties; j++) {
+       for (j = 0; j < ext->desc->num_properties; j++) {
                enum power_supply_property prop;
-               prop = ext->properties[j];
+               prop = ext->desc->properties[j];
 
-               /* Initialize chargers if not already done */
+               /*
+                * Initialize chargers if not already done.
+                * The ab8500_charger*/
                if (!di->ac_chg &&
-                       ext->type == POWER_SUPPLY_TYPE_MAINS)
+                       ext->desc->type == POWER_SUPPLY_TYPE_MAINS)
                        di->ac_chg = psy_to_ux500_charger(ext);
                else if (!di->usb_chg &&
-                       ext->type == POWER_SUPPLY_TYPE_USB)
+                       ext->desc->type == POWER_SUPPLY_TYPE_USB)
                        di->usb_chg = psy_to_ux500_charger(ext);
 
                if (power_supply_get_property(ext, prop, &ret))
                        continue;
                switch (prop) {
                case POWER_SUPPLY_PROP_PRESENT:
-                       switch (ext->type) {
+                       switch (ext->desc->type) {
                        case POWER_SUPPLY_TYPE_BATTERY:
                                /* Battery present */
                                if (ret.intval)
                        break;
 
                case POWER_SUPPLY_PROP_ONLINE:
-                       switch (ext->type) {
+                       switch (ext->desc->type) {
                        case POWER_SUPPLY_TYPE_BATTERY:
                                break;
                        case POWER_SUPPLY_TYPE_MAINS:
                        break;
 
                case POWER_SUPPLY_PROP_HEALTH:
-                       switch (ext->type) {
+                       switch (ext->desc->type) {
                        case POWER_SUPPLY_TYPE_BATTERY:
                                break;
                        case POWER_SUPPLY_TYPE_MAINS:
                        break;
 
                case POWER_SUPPLY_PROP_VOLTAGE_NOW:
-                       switch (ext->type) {
+                       switch (ext->desc->type) {
                        case POWER_SUPPLY_TYPE_BATTERY:
                                di->batt_data.volt = ret.intval / 1000;
                                break;
                        break;
 
                case POWER_SUPPLY_PROP_VOLTAGE_AVG:
-                       switch (ext->type) {
+                       switch (ext->desc->type) {
                        case POWER_SUPPLY_TYPE_MAINS:
                                /* AVG is used to indicate when we are
                                 * in CV mode */
                        break;
 
                case POWER_SUPPLY_PROP_TECHNOLOGY:
-                       switch (ext->type) {
+                       switch (ext->desc->type) {
                        case POWER_SUPPLY_TYPE_BATTERY:
                                if (ret.intval)
                                        di->events.batt_unknown = false;
                        break;
 
                case POWER_SUPPLY_PROP_CURRENT_NOW:
-                       switch (ext->type) {
+                       switch (ext->desc->type) {
                        case POWER_SUPPLY_TYPE_MAINS:
                                        di->chg_info.ac_curr =
                                                ret.intval / 1000;
                        break;
 
                case POWER_SUPPLY_PROP_CURRENT_AVG:
-                       switch (ext->type) {
+                       switch (ext->desc->type) {
                        case POWER_SUPPLY_TYPE_BATTERY:
                                di->batt_data.avg_curr = ret.intval / 1000;
                                break;
  */
 static void abx500_chargalg_external_power_changed(struct power_supply *psy)
 {
-       struct abx500_chargalg *di = to_abx500_chargalg_device_info(psy);
+       struct abx500_chargalg *di = power_supply_get_drvdata(psy);
 
        /*
         * Trigger execution of the algorithm instantly and read
 
        /* Collect data from all power_supply class devices */
        class_for_each_device(power_supply_class, NULL,
-               &di->chargalg_psy, abx500_chargalg_get_ext_psy_data);
+               di->chargalg_psy, abx500_chargalg_get_ext_psy_data);
 
        abx500_chargalg_end_of_charge(di);
        abx500_chargalg_check_temp(di);
                di->charge_status = POWER_SUPPLY_STATUS_NOT_CHARGING;
                di->maintenance_chg = false;
                abx500_chargalg_state_to(di, STATE_SUSPENDED);
-               power_supply_changed(&di->chargalg_psy);
+               power_supply_changed(di->chargalg_psy);
                /* Intentional fallthrough */
 
        case STATE_SUSPENDED:
                di->charge_status = POWER_SUPPLY_STATUS_CHARGING;
                di->eoc_cnt = 0;
                di->maintenance_chg = false;
-               power_supply_changed(&di->chargalg_psy);
+               power_supply_changed(di->chargalg_psy);
 
                break;
 
                        di->bm->bat_type[
                                di->bm->batt_id].maint_a_cur_lvl);
                abx500_chargalg_state_to(di, STATE_MAINTENANCE_A);
-               power_supply_changed(&di->chargalg_psy);
+               power_supply_changed(di->chargalg_psy);
                /* Intentional fallthrough*/
 
        case STATE_MAINTENANCE_A:
                        di->bm->bat_type[
                                di->bm->batt_id].maint_b_cur_lvl);
                abx500_chargalg_state_to(di, STATE_MAINTENANCE_B);
-               power_supply_changed(&di->chargalg_psy);
+               power_supply_changed(di->chargalg_psy);
                /* Intentional fallthrough*/
 
        case STATE_MAINTENANCE_B:
                abx500_chargalg_stop_maintenance_timer(di);
                di->charge_status = POWER_SUPPLY_STATUS_CHARGING;
                abx500_chargalg_state_to(di, STATE_TEMP_LOWHIGH);
-               power_supply_changed(&di->chargalg_psy);
+               power_supply_changed(di->chargalg_psy);
                /* Intentional fallthrough */
 
        case STATE_TEMP_LOWHIGH:
        enum power_supply_property psp,
        union power_supply_propval *val)
 {
-       struct abx500_chargalg *di;
-
-       di = to_abx500_chargalg_device_info(psy);
+       struct abx500_chargalg *di = power_supply_get_drvdata(psy);
 
        switch (psp) {
        case POWER_SUPPLY_PROP_STATUS:
        /* Delete the work queue */
        destroy_workqueue(di->chargalg_wq);
 
-       power_supply_unregister(&di->chargalg_psy);
+       power_supply_unregister(di->chargalg_psy);
 
        return 0;
 }
        "ab8500_fg",
 };
 
+static const struct power_supply_desc abx500_chargalg_desc = {
+       .name                   = "abx500_chargalg",
+       .type                   = POWER_SUPPLY_TYPE_BATTERY,
+       .properties             = abx500_chargalg_props,
+       .num_properties         = ARRAY_SIZE(abx500_chargalg_props),
+       .get_property           = abx500_chargalg_get_property,
+       .external_power_changed = abx500_chargalg_external_power_changed,
+};
+
 static int abx500_chargalg_probe(struct platform_device *pdev)
 {
        struct device_node *np = pdev->dev.of_node;
        di->dev = &pdev->dev;
        di->parent = dev_get_drvdata(pdev->dev.parent);
 
-       /* chargalg supply */
-       di->chargalg_psy.name = "abx500_chargalg";
-       di->chargalg_psy.type = POWER_SUPPLY_TYPE_BATTERY;
-       di->chargalg_psy.properties = abx500_chargalg_props;
-       di->chargalg_psy.num_properties = ARRAY_SIZE(abx500_chargalg_props);
-       di->chargalg_psy.get_property = abx500_chargalg_get_property;
-       di->chargalg_psy.external_power_changed =
-               abx500_chargalg_external_power_changed;
-
        psy_cfg.supplied_to = supply_interface;
        psy_cfg.num_supplicants = ARRAY_SIZE(supply_interface);
+       psy_cfg.drv_data = di;
 
        /* Initilialize safety timer */
        hrtimer_init(&di->safety_timer, CLOCK_REALTIME, HRTIMER_MODE_ABS);
        di->chg_info.prev_conn_chg = -1;
 
        /* Register chargalg power supply class */
-       ret = power_supply_register(di->dev, &di->chargalg_psy, &psy_cfg);
-       if (ret) {
+       di->chargalg_psy = power_supply_register(di->dev, &abx500_chargalg_desc,
+                                                &psy_cfg);
+       if (IS_ERR(di->chargalg_psy)) {
                dev_err(di->dev, "failed to register chargalg psy\n");
+               ret = PTR_ERR(di->chargalg_psy);
                goto free_chargalg_wq;
        }
 
        return ret;
 
 free_psy:
-       power_supply_unregister(&di->chargalg_psy);
+       power_supply_unregister(di->chargalg_psy);
 free_chargalg_wq:
        destroy_workqueue(di->chargalg_wq);
        return ret;
 
 
        bp->bat = dev_get_drvdata(dev);
 
-       if (bp->bat->use_for_apm) {
+       if (bp->bat->desc->use_for_apm) {
                /* nice, we explicitly asked to report this battery. */
                bp->main = bp->bat;
                return 1;
 
        struct regmap *regmap;
        struct regmap_irq_chip_data *regmap_irqc;
        int irq[AXP288_FG_INTR_NUM];
-       struct power_supply bat;
+       struct power_supply *bat;
        struct mutex lock;
        int status;
        struct delayed_work status_monitor;
                enum power_supply_property prop,
                union power_supply_propval *val)
 {
-       struct axp288_fg_info *info = container_of(ps,
-                       struct axp288_fg_info, bat);
+       struct axp288_fg_info *info = power_supply_get_drvdata(ps);
        int ret = 0, value;
 
        mutex_lock(&info->lock);
                enum power_supply_property prop,
                const union power_supply_propval *val)
 {
-       struct axp288_fg_info *info = container_of(ps,
-                               struct axp288_fg_info, bat);
+       struct axp288_fg_info *info = power_supply_get_drvdata(ps);
        int ret = 0;
 
        mutex_lock(&info->lock);
                struct axp288_fg_info, status_monitor.work);
 
        fuel_gauge_get_status(info);
-       power_supply_changed(&info->bat);
+       power_supply_changed(info->bat);
        schedule_delayed_work(&info->status_monitor, STATUS_MON_DELAY_JIFFIES);
 }
 
                dev_warn(&info->pdev->dev, "Spurious Interrupt!!!\n");
        }
 
-       power_supply_changed(&info->bat);
+       power_supply_changed(info->bat);
        return IRQ_HANDLED;
 }
 
 static void fuel_gauge_external_power_changed(struct power_supply *psy)
 {
-       struct axp288_fg_info *info = container_of(psy,
-                               struct axp288_fg_info, bat);
+       struct axp288_fg_info *info = power_supply_get_drvdata(psy);
 
-       power_supply_changed(&info->bat);
+       power_supply_changed(info->bat);
 }
 
+static const struct power_supply_desc fuel_gauge_desc = {
+       .name                   = DEV_NAME,
+       .type                   = POWER_SUPPLY_TYPE_BATTERY,
+       .properties             = fuel_gauge_props,
+       .num_properties         = ARRAY_SIZE(fuel_gauge_props),
+       .get_property           = fuel_gauge_get_property,
+       .set_property           = fuel_gauge_set_property,
+       .property_is_writeable  = fuel_gauge_property_is_writeable,
+       .external_power_changed = fuel_gauge_external_power_changed,
+};
+
 static int fuel_gauge_set_lowbatt_thresholds(struct axp288_fg_info *info)
 {
        int ret;
 
 static int axp288_fuel_gauge_probe(struct platform_device *pdev)
 {
-       int ret;
+       int ret = 0;
        struct axp288_fg_info *info;
        struct axp20x_dev *axp20x = dev_get_drvdata(pdev->dev.parent);
+       struct power_supply_config psy_cfg = {};
 
        info = devm_kzalloc(&pdev->dev, sizeof(*info), GFP_KERNEL);
        if (!info)
        mutex_init(&info->lock);
        INIT_DELAYED_WORK(&info->status_monitor, fuel_gauge_status_monitor);
 
-       info->bat.name = DEV_NAME;
-       info->bat.type = POWER_SUPPLY_TYPE_BATTERY;
-       info->bat.properties = fuel_gauge_props;
-       info->bat.num_properties = ARRAY_SIZE(fuel_gauge_props);
-       info->bat.get_property = fuel_gauge_get_property;
-       info->bat.set_property = fuel_gauge_set_property;
-       info->bat.property_is_writeable = fuel_gauge_property_is_writeable;
-       info->bat.external_power_changed = fuel_gauge_external_power_changed;
-       ret = power_supply_register(&pdev->dev, &info->bat, NULL);
-       if (ret) {
+       psy_cfg.drv_data = info;
+       info->bat = power_supply_register(&pdev->dev, &fuel_gauge_desc, &psy_cfg);
+       if (IS_ERR(info->bat)) {
+               ret = PTR_ERR(info->bat);
                dev_err(&pdev->dev, "failed to register battery: %d\n", ret);
                return ret;
        }
        int i;
 
        cancel_delayed_work_sync(&info->status_monitor);
-       power_supply_unregister(&info->bat);
+       power_supply_unregister(info->bat);
        fuel_gauge_remove_debugfs(info);
 
        for (i = 0; i < AXP288_FG_INTR_NUM; i++)
 
 struct bq2415x_device {
        struct device *dev;
        struct bq2415x_platform_data init_data;
-       struct power_supply charger;
+       struct power_supply *charger;
+       struct power_supply_desc charger_desc;
        struct delayed_work work;
        struct power_supply *notify_psy;
        struct notifier_block nb;
        bq2415x_set_default_value(bq, battery_regulation_voltage);
 
        bq->mode = mode;
-       sysfs_notify(&bq->charger.dev->kobj, NULL, "mode");
+       sysfs_notify(&bq->charger->dev.kobj, NULL, "mode");
 
        return 0;
 
 static void bq2415x_timer_error(struct bq2415x_device *bq, const char *msg)
 {
        bq->timer_error = msg;
-       sysfs_notify(&bq->charger.dev->kobj, NULL, "timer");
+       sysfs_notify(&bq->charger->dev.kobj, NULL, "timer");
        dev_err(bq->dev, "%s\n", msg);
        if (bq->automode > 0)
                bq->automode = 0;
        int boost;
 
        if (bq->automode > 0 && (bq->reported_mode != bq->mode)) {
-               sysfs_notify(&bq->charger.dev->kobj, NULL, "reported_mode");
+               sysfs_notify(&bq->charger->dev.kobj, NULL, "reported_mode");
                bq2415x_set_mode(bq, bq->reported_mode);
        }
 
                                             enum power_supply_property psp,
                                             union power_supply_propval *val)
 {
-       struct bq2415x_device *bq = container_of(psy, struct bq2415x_device,
-                                                charger);
+       struct bq2415x_device *bq = power_supply_get_drvdata(psy);
        int ret;
 
        switch (psp) {
        int ret;
        int chip;
        char revstr[8];
+       struct power_supply_config psy_cfg = { .drv_data = bq, };
 
-       bq->charger.name = bq->name;
-       bq->charger.type = POWER_SUPPLY_TYPE_USB;
-       bq->charger.properties = bq2415x_power_supply_props;
-       bq->charger.num_properties = ARRAY_SIZE(bq2415x_power_supply_props);
-       bq->charger.get_property = bq2415x_power_supply_get_property;
+       bq->charger_desc.name = bq->name;
+       bq->charger_desc.type = POWER_SUPPLY_TYPE_USB;
+       bq->charger_desc.properties = bq2415x_power_supply_props;
+       bq->charger_desc.num_properties =
+                       ARRAY_SIZE(bq2415x_power_supply_props);
+       bq->charger_desc.get_property = bq2415x_power_supply_get_property;
 
        ret = bq2415x_detect_chip(bq);
        if (ret < 0)
                return -ENOMEM;
        }
 
-       ret = power_supply_register(bq->dev, &bq->charger, NULL);
-       if (ret) {
+       bq->charger = power_supply_register(bq->dev, &bq->charger_desc,
+                                           &psy_cfg);
+       if (IS_ERR(bq->charger)) {
                kfree(bq->model);
-               return ret;
+               return PTR_ERR(bq->charger);
        }
 
        return 0;
        if (bq->automode > 0)
                bq->automode = 0;
        cancel_delayed_work_sync(&bq->work);
-       power_supply_unregister(&bq->charger);
+       power_supply_unregister(bq->charger);
        kfree(bq->model);
 }
 
                                         char *buf)
 {
        struct power_supply *psy = dev_get_drvdata(dev);
-       struct bq2415x_device *bq = container_of(psy, struct bq2415x_device,
-                                               charger);
+       struct bq2415x_device *bq = power_supply_get_drvdata(psy);
        enum bq2415x_command command;
        int ret;
 
                                       size_t count)
 {
        struct power_supply *psy = dev_get_drvdata(dev);
-       struct bq2415x_device *bq = container_of(psy, struct bq2415x_device,
-                                               charger);
+       struct bq2415x_device *bq = power_supply_get_drvdata(psy);
        int ret = 0;
 
        if (strncmp(buf, "auto", 4) == 0)
                                        char *buf)
 {
        struct power_supply *psy = dev_get_drvdata(dev);
-       struct bq2415x_device *bq = container_of(psy, struct bq2415x_device,
-                                                charger);
+       struct bq2415x_device *bq = power_supply_get_drvdata(psy);
 
        if (bq->timer_error)
                return sprintf(buf, "%s\n", bq->timer_error);
                                      size_t count)
 {
        struct power_supply *psy = dev_get_drvdata(dev);
-       struct bq2415x_device *bq = container_of(psy, struct bq2415x_device,
-                                                charger);
+       struct bq2415x_device *bq = power_supply_get_drvdata(psy);
        enum bq2415x_mode mode;
        int ret = 0;
 
                                       char *buf)
 {
        struct power_supply *psy = dev_get_drvdata(dev);
-       struct bq2415x_device *bq = container_of(psy, struct bq2415x_device,
-                                               charger);
+       struct bq2415x_device *bq = power_supply_get_drvdata(psy);
        ssize_t ret = 0;
 
        if (bq->automode > 0)
                                                char *buf)
 {
        struct power_supply *psy = dev_get_drvdata(dev);
-       struct bq2415x_device *bq = container_of(psy, struct bq2415x_device,
-                                                charger);
+       struct bq2415x_device *bq = power_supply_get_drvdata(psy);
 
        if (bq->automode < 0)
                return -EINVAL;
                                           size_t count)
 {
        struct power_supply *psy = dev_get_drvdata(dev);
-       struct bq2415x_device *bq = container_of(psy, struct bq2415x_device,
-                                                charger);
+       struct bq2415x_device *bq = power_supply_get_drvdata(psy);
        ssize_t ret = 0;
        unsigned int reg;
        unsigned int val;
                                            char *buf)
 {
        struct power_supply *psy = dev_get_drvdata(dev);
-       struct bq2415x_device *bq = container_of(psy, struct bq2415x_device,
-                                                charger);
+       struct bq2415x_device *bq = power_supply_get_drvdata(psy);
        ssize_t ret = 0;
 
        ret += bq2415x_sysfs_print_reg(bq, BQ2415X_REG_STATUS, buf+ret);
                                       size_t count)
 {
        struct power_supply *psy = dev_get_drvdata(dev);
-       struct bq2415x_device *bq = container_of(psy, struct bq2415x_device,
-                                                charger);
+       struct bq2415x_device *bq = power_supply_get_drvdata(psy);
        long val;
        int ret;
 
                                        char *buf)
 {
        struct power_supply *psy = dev_get_drvdata(dev);
-       struct bq2415x_device *bq = container_of(psy, struct bq2415x_device,
-                                                charger);
+       struct bq2415x_device *bq = power_supply_get_drvdata(psy);
        int ret;
 
        if (strcmp(attr->attr.name, "current_limit") == 0)
                                        size_t count)
 {
        struct power_supply *psy = dev_get_drvdata(dev);
-       struct bq2415x_device *bq = container_of(psy, struct bq2415x_device,
-                                                charger);
+       struct bq2415x_device *bq = power_supply_get_drvdata(psy);
        enum bq2415x_command command;
        long val;
        int ret;
                                         char *buf)
 {
        struct power_supply *psy = dev_get_drvdata(dev);
-       struct bq2415x_device *bq = container_of(psy, struct bq2415x_device,
-                                                charger);
+       struct bq2415x_device *bq = power_supply_get_drvdata(psy);
        enum bq2415x_command command;
        int ret;
 
 
 static int bq2415x_sysfs_init(struct bq2415x_device *bq)
 {
-       return sysfs_create_group(&bq->charger.dev->kobj,
+       return sysfs_create_group(&bq->charger->dev.kobj,
                        &bq2415x_sysfs_attr_group);
 }
 
 static void bq2415x_sysfs_exit(struct bq2415x_device *bq)
 {
-       sysfs_remove_group(&bq->charger.dev->kobj, &bq2415x_sysfs_attr_group);
+       sysfs_remove_group(&bq->charger->dev.kobj, &bq2415x_sysfs_attr_group);
 }
 
 /* main bq2415x probe function */
 
 struct bq24190_dev_info {
        struct i2c_client               *client;
        struct device                   *dev;
-       struct power_supply             charger;
-       struct power_supply             battery;
+       struct power_supply             *charger;
+       struct power_supply             *battery;
        char                            model_name[I2C_NAME_SIZE];
        kernel_ulong_t                  model;
        unsigned int                    gpio_int;
                struct device_attribute *attr, char *buf)
 {
        struct power_supply *psy = dev_get_drvdata(dev);
-       struct bq24190_dev_info *bdi =
-                       container_of(psy, struct bq24190_dev_info, charger);
+       struct bq24190_dev_info *bdi = power_supply_get_drvdata(psy);
        struct bq24190_sysfs_field_info *info;
        int ret;
        u8 v;
                struct device_attribute *attr, const char *buf, size_t count)
 {
        struct power_supply *psy = dev_get_drvdata(dev);
-       struct bq24190_dev_info *bdi =
-                       container_of(psy, struct bq24190_dev_info, charger);
+       struct bq24190_dev_info *bdi = power_supply_get_drvdata(psy);
        struct bq24190_sysfs_field_info *info;
        int ret;
        u8 v;
 {
        bq24190_sysfs_init_attrs();
 
-       return sysfs_create_group(&bdi->charger.dev->kobj,
+       return sysfs_create_group(&bdi->charger->dev.kobj,
                        &bq24190_sysfs_attr_group);
 }
 
 static void bq24190_sysfs_remove_group(struct bq24190_dev_info *bdi)
 {
-       sysfs_remove_group(&bdi->charger.dev->kobj, &bq24190_sysfs_attr_group);
+       sysfs_remove_group(&bdi->charger->dev.kobj, &bq24190_sysfs_attr_group);
 }
 #else
 static int bq24190_sysfs_create_group(struct bq24190_dev_info *bdi)
 static int bq24190_charger_get_property(struct power_supply *psy,
                enum power_supply_property psp, union power_supply_propval *val)
 {
-       struct bq24190_dev_info *bdi =
-                       container_of(psy, struct bq24190_dev_info, charger);
+       struct bq24190_dev_info *bdi = power_supply_get_drvdata(psy);
        int ret;
 
        dev_dbg(bdi->dev, "prop: %d\n", psp);
                enum power_supply_property psp,
                const union power_supply_propval *val)
 {
-       struct bq24190_dev_info *bdi =
-                       container_of(psy, struct bq24190_dev_info, charger);
+       struct bq24190_dev_info *bdi = power_supply_get_drvdata(psy);
        int ret;
 
        dev_dbg(bdi->dev, "prop: %d\n", psp);
        "main-battery",
 };
 
-static void bq24190_charger_init(struct power_supply *charger)
-{
-       charger->name = "bq24190-charger";
-       charger->type = POWER_SUPPLY_TYPE_USB;
-       charger->properties = bq24190_charger_properties;
-       charger->num_properties = ARRAY_SIZE(bq24190_charger_properties);
-       charger->supplied_to = bq24190_charger_supplied_to;
-       charger->num_supplicants = ARRAY_SIZE(bq24190_charger_supplied_to);
-       charger->get_property = bq24190_charger_get_property;
-       charger->set_property = bq24190_charger_set_property;
-       charger->property_is_writeable = bq24190_charger_property_is_writeable;
-}
+static const struct power_supply_desc bq24190_charger_desc = {
+       .name                   = "bq24190-charger",
+       .type                   = POWER_SUPPLY_TYPE_USB,
+       .properties             = bq24190_charger_properties,
+       .num_properties         = ARRAY_SIZE(bq24190_charger_properties),
+       .get_property           = bq24190_charger_get_property,
+       .set_property           = bq24190_charger_set_property,
+       .property_is_writeable  = bq24190_charger_property_is_writeable,
+};
 
 /* Battery power supply property routines */
 
 static int bq24190_battery_get_property(struct power_supply *psy,
                enum power_supply_property psp, union power_supply_propval *val)
 {
-       struct bq24190_dev_info *bdi =
-                       container_of(psy, struct bq24190_dev_info, battery);
+       struct bq24190_dev_info *bdi = power_supply_get_drvdata(psy);
        int ret;
 
        dev_dbg(bdi->dev, "prop: %d\n", psp);
                enum power_supply_property psp,
                const union power_supply_propval *val)
 {
-       struct bq24190_dev_info *bdi =
-                       container_of(psy, struct bq24190_dev_info, battery);
+       struct bq24190_dev_info *bdi = power_supply_get_drvdata(psy);
        int ret;
 
        dev_dbg(bdi->dev, "prop: %d\n", psp);
        POWER_SUPPLY_PROP_SCOPE,
 };
 
-static void bq24190_battery_init(struct power_supply *battery)
-{
-       battery->name = "bq24190-battery";
-       battery->type = POWER_SUPPLY_TYPE_BATTERY;
-       battery->properties = bq24190_battery_properties;
-       battery->num_properties = ARRAY_SIZE(bq24190_battery_properties);
-       battery->get_property = bq24190_battery_get_property;
-       battery->set_property = bq24190_battery_set_property;
-       battery->property_is_writeable = bq24190_battery_property_is_writeable;
-}
+static const struct power_supply_desc bq24190_battery_desc = {
+       .name                   = "bq24190-battery",
+       .type                   = POWER_SUPPLY_TYPE_BATTERY,
+       .properties             = bq24190_battery_properties,
+       .num_properties         = ARRAY_SIZE(bq24190_battery_properties),
+       .get_property           = bq24190_battery_get_property,
+       .set_property           = bq24190_battery_set_property,
+       .property_is_writeable  = bq24190_battery_property_is_writeable,
+};
 
 static irqreturn_t bq24190_irq_handler_thread(int irq, void *data)
 {
         * interrupt received).
         */
        if (alert_userspace && !bdi->first_time) {
-               power_supply_changed(&bdi->charger);
-               power_supply_changed(&bdi->battery);
+               power_supply_changed(bdi->charger);
+               power_supply_changed(bdi->battery);
                bdi->first_time = false;
        }
 
        struct i2c_adapter *adapter = to_i2c_adapter(client->dev.parent);
        struct device *dev = &client->dev;
        struct bq24190_platform_data *pdata = client->dev.platform_data;
+       struct power_supply_config charger_cfg = {}, battery_cfg = {};
        struct bq24190_dev_info *bdi;
        int ret;
 
                goto out2;
        }
 
-       bq24190_charger_init(&bdi->charger);
-
-       ret = power_supply_register(dev, &bdi->charger, NULL);
-       if (ret) {
+       charger_cfg.drv_data = bdi;
+       charger_cfg.supplied_to = bq24190_charger_supplied_to;
+       charger_cfg.num_supplicants = ARRAY_SIZE(bq24190_charger_supplied_to),
+       bdi->charger = power_supply_register(dev, &bq24190_charger_desc,
+                                               &charger_cfg);
+       if (IS_ERR(bdi->charger)) {
                dev_err(dev, "Can't register charger\n");
+               ret = PTR_ERR(bdi->charger);
                goto out2;
        }
 
-       bq24190_battery_init(&bdi->battery);
-
-       ret = power_supply_register(dev, &bdi->battery, NULL);
-       if (ret) {
+       battery_cfg.drv_data = bdi;
+       bdi->battery = power_supply_register(dev, &bq24190_battery_desc,
+                                               &battery_cfg);
+       if (IS_ERR(bdi->battery)) {
                dev_err(dev, "Can't register battery\n");
+               ret = PTR_ERR(bdi->battery);
                goto out3;
        }
 
        return 0;
 
 out4:
-       power_supply_unregister(&bdi->battery);
+       power_supply_unregister(bdi->battery);
 out3:
-       power_supply_unregister(&bdi->charger);
+       power_supply_unregister(bdi->charger);
 out2:
        pm_runtime_disable(dev);
 out1:
        pm_runtime_put_sync(bdi->dev);
 
        bq24190_sysfs_remove_group(bdi);
-       power_supply_unregister(&bdi->battery);
-       power_supply_unregister(&bdi->charger);
+       power_supply_unregister(bdi->battery);
+       power_supply_unregister(bdi->charger);
        pm_runtime_disable(bdi->dev);
 
        if (bdi->gpio_int)
        pm_runtime_put_sync(bdi->dev);
 
        /* Things may have changed while suspended so alert upper layer */
-       power_supply_changed(&bdi->charger);
-       power_supply_changed(&bdi->battery);
+       power_supply_changed(bdi->charger);
+       power_supply_changed(bdi->battery);
 
        return 0;
 }
 
 #define BQ24735_DEVICE_ID              0xff
 
 struct bq24735 {
-       struct power_supply     charger;
-       struct i2c_client       *client;
-       struct bq24735_platform *pdata;
+       struct power_supply             *charger;
+       struct power_supply_desc        charger_desc;
+       struct i2c_client               *client;
+       struct bq24735_platform         *pdata;
 };
 
 static inline struct bq24735 *to_bq24735(struct power_supply *psy)
 {
-       return container_of(psy, struct bq24735, charger);
+       return power_supply_get_drvdata(psy);
 }
 
 static enum power_supply_property bq24735_charger_properties[] = {
                                        enum power_supply_property psp,
                                        union power_supply_propval *val)
 {
-       struct bq24735 *charger;
-
-       charger = container_of(psy, struct bq24735, charger);
+       struct bq24735 *charger = to_bq24735(psy);
 
        switch (psp) {
        case POWER_SUPPLY_PROP_ONLINE:
 {
        int ret;
        struct bq24735 *charger;
-       struct power_supply *supply;
+       struct power_supply_desc *supply_desc;
        struct power_supply_config psy_cfg = {};
        char *name;
 
 
        charger->client = client;
 
-       supply = &charger->charger;
+       supply_desc = &charger->charger_desc;
 
-       supply->name = name;
-       supply->type = POWER_SUPPLY_TYPE_MAINS;
-       supply->properties = bq24735_charger_properties;
-       supply->num_properties = ARRAY_SIZE(bq24735_charger_properties);
-       supply->get_property = bq24735_charger_get_property;
+       supply_desc->name = name;
+       supply_desc->type = POWER_SUPPLY_TYPE_MAINS;
+       supply_desc->properties = bq24735_charger_properties;
+       supply_desc->num_properties = ARRAY_SIZE(bq24735_charger_properties);
+       supply_desc->get_property = bq24735_charger_get_property;
 
        psy_cfg.supplied_to = charger->pdata->supplied_to;
        psy_cfg.num_supplicants = charger->pdata->num_supplicants;
        psy_cfg.of_node = client->dev.of_node;
+       psy_cfg.drv_data = charger;
 
        i2c_set_clientdata(client, charger);
 
                }
        }
 
-       ret = power_supply_register(&client->dev, supply, &psy_cfg);
-       if (ret < 0) {
+       charger->charger = power_supply_register(&client->dev, supply_desc,
+                                                &psy_cfg);
+       if (IS_ERR(charger->charger)) {
+               ret = PTR_ERR(charger->charger);
                dev_err(&client->dev, "Failed to register power supply: %d\n",
                        ret);
                goto err_free_name;
                                                IRQF_TRIGGER_RISING |
                                                IRQF_TRIGGER_FALLING |
                                                IRQF_ONESHOT,
-                                               supply->name, supply);
+                                               supply_desc->name,
+                                               charger->charger);
                if (ret) {
                        dev_err(&client->dev,
                                "Unable to register IRQ %d err %d\n",
 
        return 0;
 err_unregister_supply:
-       power_supply_unregister(supply);
+       power_supply_unregister(charger->charger);
 err_free_name:
        if (name != charger->pdata->name)
                kfree(name);
                devm_free_irq(&charger->client->dev, charger->client->irq,
                              &charger->charger);
 
-       power_supply_unregister(&charger->charger);
+       power_supply_unregister(charger->charger);
 
-       if (charger->charger.name != charger->pdata->name)
-               kfree(charger->charger.name);
+       if (charger->charger_desc.name != charger->pdata->name)
+               kfree(charger->charger_desc.name);
 
        return 0;
 }
 
        unsigned long last_update;
        struct delayed_work work;
 
-       struct power_supply     bat;
+       struct power_supply     *bat;
 
        struct bq27x00_access_methods bus;
 
        }
 
        if (di->cache.capacity != cache.capacity)
-               power_supply_changed(&di->bat);
+               power_supply_changed(di->bat);
 
        if (memcmp(&di->cache, &cache, sizeof(cache)) != 0)
                di->cache = cache;
                        status = POWER_SUPPLY_STATUS_FULL;
                else if (di->cache.flags & BQ27000_FLAG_CHGS)
                        status = POWER_SUPPLY_STATUS_CHARGING;
-               else if (power_supply_am_i_supplied(&di->bat))
+               else if (power_supply_am_i_supplied(di->bat))
                        status = POWER_SUPPLY_STATUS_NOT_CHARGING;
                else
                        status = POWER_SUPPLY_STATUS_DISCHARGING;
        return 0;
 }
 
-#define to_bq27x00_device_info(x) container_of((x), \
-                               struct bq27x00_device_info, bat);
-
 static int bq27x00_battery_get_property(struct power_supply *psy,
                                        enum power_supply_property psp,
                                        union power_supply_propval *val)
 {
        int ret = 0;
-       struct bq27x00_device_info *di = to_bq27x00_device_info(psy);
+       struct bq27x00_device_info *di = power_supply_get_drvdata(psy);
 
        mutex_lock(&di->lock);
        if (time_is_before_jiffies(di->last_update + 5 * HZ)) {
 
 static void bq27x00_external_power_changed(struct power_supply *psy)
 {
-       struct bq27x00_device_info *di = to_bq27x00_device_info(psy);
+       struct bq27x00_device_info *di = power_supply_get_drvdata(psy);
 
        cancel_delayed_work_sync(&di->work);
        schedule_delayed_work(&di->work, 0);
 }
 
-static int bq27x00_powersupply_init(struct bq27x00_device_info *di)
+static int bq27x00_powersupply_init(struct bq27x00_device_info *di,
+                                   const char *name)
 {
        int ret;
+       struct power_supply_desc *psy_desc;
+       struct power_supply_config psy_cfg = { .drv_data = di, };
+
+       psy_desc = devm_kzalloc(di->dev, sizeof(*psy_desc), GFP_KERNEL);
+       if (!psy_desc)
+               return -ENOMEM;
 
-       di->bat.type = POWER_SUPPLY_TYPE_BATTERY;
+       psy_desc->name = name;
+       psy_desc->type = POWER_SUPPLY_TYPE_BATTERY;
        if (di->chip == BQ27425) {
-               di->bat.properties = bq27425_battery_props;
-               di->bat.num_properties = ARRAY_SIZE(bq27425_battery_props);
+               psy_desc->properties = bq27425_battery_props;
+               psy_desc->num_properties = ARRAY_SIZE(bq27425_battery_props);
        } else if (di->chip == BQ27742) {
-               di->bat.properties = bq27742_battery_props;
-               di->bat.num_properties = ARRAY_SIZE(bq27742_battery_props);
+               psy_desc->properties = bq27742_battery_props;
+               psy_desc->num_properties = ARRAY_SIZE(bq27742_battery_props);
        } else if (di->chip == BQ27510) {
-               di->bat.properties = bq27510_battery_props;
-               di->bat.num_properties = ARRAY_SIZE(bq27510_battery_props);
+               psy_desc->properties = bq27510_battery_props;
+               psy_desc->num_properties = ARRAY_SIZE(bq27510_battery_props);
        } else {
-               di->bat.properties = bq27x00_battery_props;
-               di->bat.num_properties = ARRAY_SIZE(bq27x00_battery_props);
+               psy_desc->properties = bq27x00_battery_props;
+               psy_desc->num_properties = ARRAY_SIZE(bq27x00_battery_props);
        }
-       di->bat.get_property = bq27x00_battery_get_property;
-       di->bat.external_power_changed = bq27x00_external_power_changed;
+       psy_desc->get_property = bq27x00_battery_get_property;
+       psy_desc->external_power_changed = bq27x00_external_power_changed;
 
        INIT_DELAYED_WORK(&di->work, bq27x00_battery_poll);
        mutex_init(&di->lock);
 
-       ret = power_supply_register_no_ws(di->dev, &di->bat, NULL);
-       if (ret) {
+       di->bat = power_supply_register_no_ws(di->dev, psy_desc, &psy_cfg);
+       if (IS_ERR(di->bat)) {
+               ret = PTR_ERR(di->bat);
                dev_err(di->dev, "failed to register battery: %d\n", ret);
                return ret;
        }
 
        cancel_delayed_work_sync(&di->work);
 
-       power_supply_unregister(&di->bat);
+       power_supply_unregister(di->bat);
 
        mutex_destroy(&di->lock);
 }
        if (num < 0)
                return num;
 
-       name = kasprintf(GFP_KERNEL, "%s-%d", id->name, num);
+       name = devm_kasprintf(&client->dev, GFP_KERNEL, "%s-%d", id->name, num);
        if (!name) {
                dev_err(&client->dev, "failed to allocate device name\n");
                retval = -ENOMEM;
-               goto batt_failed_1;
+               goto batt_failed;
        }
 
        di = devm_kzalloc(&client->dev, sizeof(*di), GFP_KERNEL);
        if (!di) {
                dev_err(&client->dev, "failed to allocate device info data\n");
                retval = -ENOMEM;
-               goto batt_failed_2;
+               goto batt_failed;
        }
 
        di->id = num;
        di->dev = &client->dev;
        di->chip = id->driver_data;
-       di->bat.name = name;
        di->bus.read = &bq27x00_read_i2c;
 
-       retval = bq27x00_powersupply_init(di);
+       retval = bq27x00_powersupply_init(di, name);
        if (retval)
-               goto batt_failed_2;
+               goto batt_failed;
 
        i2c_set_clientdata(client, di);
 
        return 0;
 
-batt_failed_2:
-       kfree(name);
-batt_failed_1:
+batt_failed:
        mutex_lock(&battery_mutex);
        idr_remove(&battery_id, num);
        mutex_unlock(&battery_mutex);
 
        bq27x00_powersupply_unregister(di);
 
-       kfree(di->bat.name);
-
        mutex_lock(&battery_mutex);
        idr_remove(&battery_id, di->id);
        mutex_unlock(&battery_mutex);
 {
        struct bq27x00_device_info *di;
        struct bq27000_platform_data *pdata = pdev->dev.platform_data;
+       const char *name;
 
        if (!pdata) {
                dev_err(&pdev->dev, "no platform_data supplied\n");
        di->dev = &pdev->dev;
        di->chip = BQ27000;
 
-       di->bat.name = pdata->name ?: dev_name(&pdev->dev);
+       name = pdata->name ?: dev_name(&pdev->dev);
        di->bus.read = &bq27000_read_platform;
 
-       return bq27x00_powersupply_init(di);
+       return bq27x00_powersupply_init(di, name);
 }
 
 static int bq27000_battery_remove(struct platform_device *pdev)
 
                enum power_supply_property psp,
                union power_supply_propval *val)
 {
-       struct charger_manager *cm = container_of(psy,
-                       struct charger_manager, charger_psy);
+       struct charger_manager *cm = power_supply_get_drvdata(psy);
        struct charger_desc *desc = cm->desc;
        struct power_supply *fuel_gauge;
        int ret = 0;
         */
 };
 
-static struct power_supply psy_default = {
+static const struct power_supply_desc psy_default = {
        .name = "battery",
        .type = POWER_SUPPLY_TYPE_BATTERY,
        .properties = default_charger_props,
                dev_info(cm->dev, "'%s' regulator's externally_control is %d\n",
                         charger->regulator_name, charger->externally_control);
 
-               ret = sysfs_create_group(&cm->charger_psy.dev->kobj,
+               ret = sysfs_create_group(&cm->charger_psy->dev.kobj,
                                        &charger->attr_g);
                if (ret < 0) {
                        dev_err(cm->dev, "Cannot create sysfs entry of %s regulator\n",
                                        POWER_SUPPLY_PROP_TEMP, &val);
 
        if (!ret) {
-               cm->charger_psy.properties[cm->charger_psy.num_properties] =
+               cm->charger_psy_desc.properties[cm->charger_psy_desc.num_properties] =
                                POWER_SUPPLY_PROP_TEMP;
-               cm->charger_psy.num_properties++;
+               cm->charger_psy_desc.num_properties++;
                cm->desc->measure_battery_temp = true;
        }
 #ifdef CONFIG_THERMAL
                        return PTR_ERR(cm->tzd_batt);
 
                /* Use external thermometer */
-               cm->charger_psy.properties[cm->charger_psy.num_properties] =
+               cm->charger_psy_desc.properties[cm->charger_psy_desc.num_properties] =
                                POWER_SUPPLY_PROP_TEMP_AMBIENT;
-               cm->charger_psy.num_properties++;
+               cm->charger_psy_desc.num_properties++;
                cm->desc->measure_battery_temp = true;
                ret = 0;
        }
        int j = 0;
        union power_supply_propval val;
        struct power_supply *fuel_gauge;
+       struct power_supply_config psy_cfg = {};
 
        if (IS_ERR(desc)) {
                dev_err(&pdev->dev, "No platform data (desc) found\n");
        /* Basic Values. Unspecified are Null or 0 */
        cm->dev = &pdev->dev;
        cm->desc = desc;
+       psy_cfg.drv_data = cm;
 
        /* Initialize alarm timer */
        if (alarmtimer_get_rtcdev()) {
 
        platform_set_drvdata(pdev, cm);
 
-       memcpy(&cm->charger_psy, &psy_default, sizeof(psy_default));
+       memcpy(&cm->charger_psy_desc, &psy_default, sizeof(psy_default));
 
        if (!desc->psy_name)
                strncpy(cm->psy_name_buf, psy_default.name, PSY_NAME_MAX);
        else
                strncpy(cm->psy_name_buf, desc->psy_name, PSY_NAME_MAX);
-       cm->charger_psy.name = cm->psy_name_buf;
+       cm->charger_psy_desc.name = cm->psy_name_buf;
 
        /* Allocate for psy properties because they may vary */
-       cm->charger_psy.properties = devm_kzalloc(&pdev->dev,
+       cm->charger_psy_desc.properties = devm_kzalloc(&pdev->dev,
                                sizeof(enum power_supply_property)
                                * (ARRAY_SIZE(default_charger_props) +
                                NUM_CHARGER_PSY_OPTIONAL), GFP_KERNEL);
-       if (!cm->charger_psy.properties)
+       if (!cm->charger_psy_desc.properties)
                return -ENOMEM;
 
-       memcpy(cm->charger_psy.properties, default_charger_props,
+       memcpy(cm->charger_psy_desc.properties, default_charger_props,
                sizeof(enum power_supply_property) *
                ARRAY_SIZE(default_charger_props));
-       cm->charger_psy.num_properties = psy_default.num_properties;
+       cm->charger_psy_desc.num_properties = psy_default.num_properties;
 
        /* Find which optional psy-properties are available */
        if (!power_supply_get_property(fuel_gauge,
                                          POWER_SUPPLY_PROP_CHARGE_NOW, &val)) {
-               cm->charger_psy.properties[cm->charger_psy.num_properties] =
+               cm->charger_psy_desc.properties[cm->charger_psy_desc.num_properties] =
                                POWER_SUPPLY_PROP_CHARGE_NOW;
-               cm->charger_psy.num_properties++;
+               cm->charger_psy_desc.num_properties++;
        }
        if (!power_supply_get_property(fuel_gauge,
                                          POWER_SUPPLY_PROP_CURRENT_NOW,
                                          &val)) {
-               cm->charger_psy.properties[cm->charger_psy.num_properties] =
+               cm->charger_psy_desc.properties[cm->charger_psy_desc.num_properties] =
                                POWER_SUPPLY_PROP_CURRENT_NOW;
-               cm->charger_psy.num_properties++;
+               cm->charger_psy_desc.num_properties++;
        }
 
        ret = cm_init_thermal_data(cm, fuel_gauge);
 
        INIT_DELAYED_WORK(&cm->fullbatt_vchk_work, fullbatt_vchk);
 
-       ret = power_supply_register(NULL, &cm->charger_psy, NULL);
-       if (ret) {
+       cm->charger_psy = power_supply_register(NULL, &cm->charger_psy_desc,
+                                               &psy_cfg);
+       if (IS_ERR(cm->charger_psy)) {
                dev_err(&pdev->dev, "Cannot register charger-manager with name \"%s\"\n",
-                       cm->charger_psy.name);
-               return ret;
+                       cm->charger_psy->desc->name);
+               return PTR_ERR(cm->charger_psy);
        }
 
        /* Register extcon device for charger cable */
                struct charger_regulator *charger;
 
                charger = &desc->charger_regulators[i];
-               sysfs_remove_group(&cm->charger_psy.dev->kobj,
+               sysfs_remove_group(&cm->charger_psy->dev.kobj,
                                &charger->attr_g);
        }
 err_reg_extcon:
                regulator_put(desc->charger_regulators[i].consumer);
        }
 
-       power_supply_unregister(&cm->charger_psy);
+       power_supply_unregister(cm->charger_psy);
 
        return ret;
 }
        for (i = 0 ; i < desc->num_charger_regulators ; i++)
                regulator_put(desc->charger_regulators[i].consumer);
 
-       power_supply_unregister(&cm->charger_psy);
+       power_supply_unregister(cm->charger_psy);
 
        try_charger_enable(cm, false);
 
        bool found = false;
 
        for (i = 0; cm->desc->psy_charger_stat[i]; i++) {
-               if (!strcmp(psy->name, cm->desc->psy_charger_stat[i])) {
+               if (!strcmp(psy->desc->name, cm->desc->psy_charger_stat[i])) {
                        found = true;
                        break;
                }
 
 
 struct collie_bat {
        int status;
-       struct power_supply psy;
+       struct power_supply *psy;
        int full_chrg;
 
        struct mutex work_lock; /* protects data */
                            union power_supply_propval *val)
 {
        int ret = 0;
-       struct collie_bat *bat = container_of(psy, struct collie_bat, psy);
+       struct collie_bat *bat = power_supply_get_drvdata(psy);
 
        if (bat->is_present && !bat->is_present(bat)
                        && psp != POWER_SUPPLY_PROP_PRESENT) {
 static void collie_bat_update(struct collie_bat *bat)
 {
        int old;
-       struct power_supply *psy = &bat->psy;
+       struct power_supply *psy = bat->psy;
 
        mutex_lock(&bat->work_lock);
 
        old = bat->status;
 
        if (bat->is_present && !bat->is_present(bat)) {
-               printk(KERN_NOTICE "%s not present\n", psy->name);
+               printk(KERN_NOTICE "%s not present\n", psy->desc->name);
                bat->status = POWER_SUPPLY_STATUS_UNKNOWN;
                bat->full_chrg = -1;
        } else if (power_supply_am_i_supplied(psy)) {
        POWER_SUPPLY_PROP_PRESENT,
 };
 
+static const struct power_supply_desc collie_bat_main_desc = {
+       .name           = "main-battery",
+       .type           = POWER_SUPPLY_TYPE_BATTERY,
+       .properties     = collie_bat_main_props,
+       .num_properties = ARRAY_SIZE(collie_bat_main_props),
+       .get_property   = collie_bat_get_property,
+       .external_power_changed = collie_bat_external_power_changed,
+       .use_for_apm    = 1,
+};
+
 static struct collie_bat collie_bat_main = {
        .status = POWER_SUPPLY_STATUS_DISCHARGING,
        .full_chrg = -1,
-       .psy = {
-               .name           = "main-battery",
-               .type           = POWER_SUPPLY_TYPE_BATTERY,
-               .properties     = collie_bat_main_props,
-               .num_properties = ARRAY_SIZE(collie_bat_main_props),
-               .get_property   = collie_bat_get_property,
-               .external_power_changed = collie_bat_external_power_changed,
-               .use_for_apm    = 1,
-       },
+       .psy = NULL,
 
        .gpio_full = COLLIE_GPIO_CO,
        .gpio_charge_on = COLLIE_GPIO_CHARGE_ON,
        .adc_temp_divider = 10000,
 };
 
+static const struct power_supply_desc collie_bat_bu_desc = {
+       .name           = "backup-battery",
+       .type           = POWER_SUPPLY_TYPE_BATTERY,
+       .properties     = collie_bat_bu_props,
+       .num_properties = ARRAY_SIZE(collie_bat_bu_props),
+       .get_property   = collie_bat_get_property,
+       .external_power_changed = collie_bat_external_power_changed,
+};
+
 static struct collie_bat collie_bat_bu = {
        .status = POWER_SUPPLY_STATUS_UNKNOWN,
        .full_chrg = -1,
-
-       .psy = {
-               .name           = "backup-battery",
-               .type           = POWER_SUPPLY_TYPE_BATTERY,
-               .properties     = collie_bat_bu_props,
-               .num_properties = ARRAY_SIZE(collie_bat_bu_props),
-               .get_property   = collie_bat_get_property,
-               .external_power_changed = collie_bat_external_power_changed,
-       },
+       .psy = NULL,
 
        .gpio_full = -1,
        .gpio_charge_on = -1,
 static int collie_bat_probe(struct ucb1x00_dev *dev)
 {
        int ret;
+       struct power_supply_config psy_main_cfg = {}, psy_bu_cfg = {};
 
        if (!machine_is_collie())
                return -ENODEV;
 
        INIT_WORK(&bat_work, collie_bat_work);
 
-       ret = power_supply_register(&dev->ucb->dev, &collie_bat_main.psy, NULL);
-       if (ret)
+       psy_main_cfg.drv_data = &collie_bat_main;
+       collie_bat_main.psy = power_supply_register(&dev->ucb->dev,
+                                                   &collie_bat_main_desc,
+                                                   &psy_main_cfg);
+       if (IS_ERR(collie_bat_main.psy)) {
+               ret = PTR_ERR(collie_bat_main.psy);
                goto err_psy_reg_main;
-       ret = power_supply_register(&dev->ucb->dev, &collie_bat_bu.psy, NULL);
-       if (ret)
+       }
+
+       psy_main_cfg.drv_data = &collie_bat_bu;
+       collie_bat_bu.psy = power_supply_register(&dev->ucb->dev,
+                                                 &collie_bat_bu_desc,
+                                                 &psy_bu_cfg);
+       if (IS_ERR(collie_bat_bu.psy)) {
+               ret = PTR_ERR(collie_bat_bu.psy);
                goto err_psy_reg_bu;
+       }
 
        ret = request_irq(gpio_to_irq(COLLIE_GPIO_CO),
                                collie_bat_gpio_isr,
        return 0;
 
 err_irq:
-       power_supply_unregister(&collie_bat_bu.psy);
+       power_supply_unregister(collie_bat_bu.psy);
 err_psy_reg_bu:
-       power_supply_unregister(&collie_bat_main.psy);
+       power_supply_unregister(collie_bat_main.psy);
 err_psy_reg_main:
 
        /* see comment in collie_bat_remove */
 {
        free_irq(gpio_to_irq(COLLIE_GPIO_CO), &collie_bat_main);
 
-       power_supply_unregister(&collie_bat_bu.psy);
-       power_supply_unregister(&collie_bat_main.psy);
+       power_supply_unregister(collie_bat_bu.psy);
+       power_supply_unregister(collie_bat_main.psy);
 
        /*
         * Now cancel the bat_work.  We won't get any more schedules,
 
 };
 
 struct da9030_charger {
-       struct power_supply psy;
+       struct power_supply *psy;
+       struct power_supply_desc psy_desc;
 
        struct device *master;
 
 
        da903x_write(charger->master, DA9030_CHARGE_CONTROL, val);
 
-       power_supply_changed(&charger->psy);
+       power_supply_changed(charger->psy);
 }
 
 static void da9030_charger_check_state(struct da9030_charger *charger)
                                   enum power_supply_property psp,
                                   union power_supply_propval *val)
 {
-       struct da9030_charger *charger;
-       charger = container_of(psy, struct da9030_charger, psy);
+       struct da9030_charger *charger = power_supply_get_drvdata(psy);
 
        switch (psp) {
        case POWER_SUPPLY_PROP_STATUS:
 
 static void da9030_battery_setup_psy(struct da9030_charger *charger)
 {
-       struct power_supply *psy = &charger->psy;
+       struct power_supply_desc *psy_desc = &charger->psy_desc;
        struct power_supply_info *info = charger->battery_info;
 
-       psy->name = info->name;
-       psy->use_for_apm = info->use_for_apm;
-       psy->type = POWER_SUPPLY_TYPE_BATTERY;
-       psy->get_property = da9030_battery_get_property;
+       psy_desc->name = info->name;
+       psy_desc->use_for_apm = info->use_for_apm;
+       psy_desc->type = POWER_SUPPLY_TYPE_BATTERY;
+       psy_desc->get_property = da9030_battery_get_property;
 
-       psy->properties = da9030_battery_props;
-       psy->num_properties = ARRAY_SIZE(da9030_battery_props);
+       psy_desc->properties = da9030_battery_props;
+       psy_desc->num_properties = ARRAY_SIZE(da9030_battery_props);
 };
 
 static int da9030_battery_charger_init(struct da9030_charger *charger)
 static int da9030_battery_probe(struct platform_device *pdev)
 {
        struct da9030_charger *charger;
+       struct power_supply_config psy_cfg = {};
        struct da9030_battery_info *pdata = pdev->dev.platform_data;
        int ret;
 
                goto err_notifier;
 
        da9030_battery_setup_psy(charger);
-       ret = power_supply_register(&pdev->dev, &charger->psy, NULL);
-       if (ret)
+       psy_cfg.drv_data = charger;
+       charger->psy = power_supply_register(&pdev->dev, &charger->psy_desc,
+                                            &psy_cfg);
+       if (IS_ERR(charger->psy)) {
+               ret = PTR_ERR(charger->psy);
                goto err_ps_register;
+       }
 
        charger->debug_file = da9030_bat_create_debugfs(charger);
        platform_set_drvdata(pdev, charger);
                                   DA9030_EVENT_CHIOVER | DA9030_EVENT_TBAT);
        cancel_delayed_work_sync(&charger->work);
        da9030_set_charge(charger, 0);
-       power_supply_unregister(&charger->psy);
+       power_supply_unregister(charger->psy);
 
        return 0;
 }
 
 
 struct da9052_battery {
        struct da9052 *da9052;
-       struct power_supply psy;
+       struct power_supply *psy;
        struct notifier_block nb;
        int charger_type;
        int status;
 
        if (irq == DA9052_IRQ_CHGEND || irq == DA9052_IRQ_DCIN ||
            irq == DA9052_IRQ_VBUS || irq == DA9052_IRQ_TBAT) {
-               power_supply_changed(&bat->psy);
+               power_supply_changed(bat->psy);
        }
 
        return IRQ_HANDLED;
 {
        int ret;
        int illegal;
-       struct da9052_battery *bat = container_of(psy, struct da9052_battery,
-                                                 psy);
+       struct da9052_battery *bat = power_supply_get_drvdata(psy);
 
        ret = da9052_bat_check_presence(bat, &illegal);
        if (ret < 0)
        POWER_SUPPLY_PROP_TECHNOLOGY,
 };
 
-static struct power_supply template_battery = {
+static struct power_supply_desc psy_desc = {
        .name           = "da9052-bat",
        .type           = POWER_SUPPLY_TYPE_BATTERY,
        .properties     = da9052_bat_props,
 {
        struct da9052_pdata *pdata;
        struct da9052_battery *bat;
+       struct power_supply_config psy_cfg = {};
        int ret;
        int i;
 
        if (!bat)
                return -ENOMEM;
 
+       psy_cfg.drv_data = bat;
+
        bat->da9052 = dev_get_drvdata(pdev->dev.parent);
-       bat->psy = template_battery;
        bat->charger_type = DA9052_NOCHARGER;
        bat->status = POWER_SUPPLY_STATUS_UNKNOWN;
        bat->health = POWER_SUPPLY_HEALTH_UNKNOWN;
 
        pdata = bat->da9052->dev->platform_data;
        if (pdata != NULL && pdata->use_for_apm)
-               bat->psy.use_for_apm = pdata->use_for_apm;
+               psy_desc.use_for_apm = pdata->use_for_apm;
        else
-               bat->psy.use_for_apm = 1;
+               psy_desc.use_for_apm = 1;
 
        for (i = 0; i < ARRAY_SIZE(da9052_bat_irqs); i++) {
                ret = da9052_request_irq(bat->da9052,
                }
        }
 
-       ret = power_supply_register(&pdev->dev, &bat->psy, NULL);
-        if (ret)
+       bat->psy = power_supply_register(&pdev->dev, &psy_desc, &psy_cfg);
+       if (IS_ERR(bat->psy)) {
+               ret = PTR_ERR(bat->psy);
                goto err;
+       }
 
        platform_set_drvdata(pdev, bat);
        return 0;
        for (i = 0; i < ARRAY_SIZE(da9052_bat_irqs); i++)
                da9052_free_irq(bat->da9052, da9052_bat_irq_bits[i], bat);
 
-       power_supply_unregister(&bat->psy);
+       power_supply_unregister(bat->psy);
 
        return 0;
 }
 
        struct da9150 *da9150;
        struct device *dev;
 
-       struct power_supply usb;
-       struct power_supply battery;
+       struct power_supply *usb;
+       struct power_supply *battery;
        struct power_supply *supply_online;
 
        struct usb_phy *usb_phy;
                                   enum power_supply_property psp,
                                   union power_supply_propval *val)
 {
-       struct da9150_charger *charger = dev_get_drvdata(psy->dev->parent);
+       struct da9150_charger *charger = dev_get_drvdata(psy->dev.parent);
        int ret;
 
        switch (psp) {
                                           enum power_supply_property psp,
                                           union power_supply_propval *val)
 {
-       struct da9150_charger *charger = dev_get_drvdata(psy->dev->parent);
+       struct da9150_charger *charger = dev_get_drvdata(psy->dev.parent);
        int ret;
 
        switch (psp) {
 {
        struct da9150_charger *charger = data;
 
-       power_supply_changed(&charger->battery);
+       power_supply_changed(charger->battery);
 
        return IRQ_HANDLED;
 }
 
        /* Nothing we can really do except report this. */
        dev_crit(charger->dev, "TJunc over temperature!!!\n");
-       power_supply_changed(&charger->usb);
+       power_supply_changed(charger->usb);
 
        return IRQ_HANDLED;
 }
 
        /* Nothing we can really do except report this. */
        dev_crit(charger->dev, "VSYS under voltage!!!\n");
-       power_supply_changed(&charger->usb);
-       power_supply_changed(&charger->battery);
+       power_supply_changed(charger->usb);
+       power_supply_changed(charger->battery);
 
        return IRQ_HANDLED;
 }
        switch (reg & DA9150_VBUS_STAT_MASK) {
        case DA9150_VBUS_STAT_OFF:
        case DA9150_VBUS_STAT_WAIT:
-               charger->supply_online = &charger->battery;
+               charger->supply_online = charger->battery;
                break;
        case DA9150_VBUS_STAT_CHG:
-               charger->supply_online = &charger->usb;
+               charger->supply_online = charger->usb;
                break;
        default:
                dev_warn(charger->dev, "Unknown VBUS state - reg = 0x%x\n",
                break;
        }
 
-       power_supply_changed(&charger->usb);
-       power_supply_changed(&charger->battery);
+       power_supply_changed(charger->usb);
+       power_supply_changed(charger->battery);
 
        return IRQ_HANDLED;
 }
                break;
        case USB_EVENT_NONE:
                /* Revert to charge mode */
-               power_supply_changed(&charger->usb);
-               power_supply_changed(&charger->battery);
+               power_supply_changed(charger->usb);
+               power_supply_changed(charger->battery);
                da9150_set_bits(charger->da9150, DA9150_PPR_BKCTRL_A,
                                DA9150_VBUS_MODE_MASK, DA9150_VBUS_MODE_CHG);
                break;
        free_irq(irq, charger);
 }
 
+static const struct power_supply_desc usb_desc = {
+       .name           = "da9150-usb",
+       .type           = POWER_SUPPLY_TYPE_USB,
+       .properties     = da9150_charger_props,
+       .num_properties = ARRAY_SIZE(da9150_charger_props),
+       .get_property   = da9150_charger_get_prop,
+};
+
+static const struct power_supply_desc battery_desc = {
+       .name           = "da9150-battery",
+       .type           = POWER_SUPPLY_TYPE_BATTERY,
+       .properties     = da9150_charger_bat_props,
+       .num_properties = ARRAY_SIZE(da9150_charger_bat_props),
+       .get_property   = da9150_charger_battery_get_prop,
+};
+
 static int da9150_charger_probe(struct platform_device *pdev)
 {
        struct device *dev = &pdev->dev;
        struct da9150 *da9150 = dev_get_drvdata(dev->parent);
        struct da9150_charger *charger;
-       struct power_supply *usb, *battery;
        u8 reg;
        int ret;
 
        }
 
        /* Register power supplies */
-       usb = &charger->usb;
-       battery = &charger->battery;
-
-       usb->name = "da9150-usb",
-       usb->type = POWER_SUPPLY_TYPE_USB;
-       usb->properties = da9150_charger_props;
-       usb->num_properties = ARRAY_SIZE(da9150_charger_props);
-       usb->get_property = da9150_charger_get_prop;
-       ret = power_supply_register(dev, usb, NULL);
-       if (ret)
+       charger->usb = power_supply_register(dev, &usb_desc, NULL);
+       if (IS_ERR(charger->usb)) {
+               ret = PTR_ERR(charger->usb);
                goto usb_fail;
+       }
 
-       battery->name = "da9150-battery";
-       battery->type = POWER_SUPPLY_TYPE_BATTERY;
-       battery->properties = da9150_charger_bat_props;
-       battery->num_properties = ARRAY_SIZE(da9150_charger_bat_props);
-       battery->get_property = da9150_charger_battery_get_prop;
-       ret = power_supply_register(dev, battery, NULL);
-       if (ret)
+       charger->battery = power_supply_register(dev, &battery_desc, NULL);
+       if (IS_ERR(charger->battery)) {
+               ret = PTR_ERR(charger->battery);
                goto battery_fail;
+       }
 
        /* Get initial online supply */
        reg = da9150_reg_read(da9150, DA9150_STATUS_H);
        switch (reg & DA9150_VBUS_STAT_MASK) {
        case DA9150_VBUS_STAT_OFF:
        case DA9150_VBUS_STAT_WAIT:
-               charger->supply_online = &charger->battery;
+               charger->supply_online = charger->battery;
                break;
        case DA9150_VBUS_STAT_CHG:
-               charger->supply_online = &charger->usb;
+               charger->supply_online = charger->usb;
                break;
        default:
                dev_warn(dev, "Unknown VBUS state - reg = 0x%x\n", reg);
        if (!IS_ERR_OR_NULL(charger->usb_phy))
                usb_unregister_notifier(charger->usb_phy, &charger->otg_nb);
 battery_fail:
-       power_supply_unregister(usb);
+       power_supply_unregister(charger->usb);
 
 usb_fail:
        iio_channel_release(charger->vbat_chan);
        if (!IS_ERR_OR_NULL(charger->usb_phy))
                usb_unregister_notifier(charger->usb_phy, &charger->otg_nb);
 
-       power_supply_unregister(&charger->battery);
-       power_supply_unregister(&charger->usb);
+       power_supply_unregister(charger->battery);
+       power_supply_unregister(charger->usb);
 
        /* Release ADC channels */
        iio_channel_release(charger->ibus_chan);
 
        int charge_status;              /* POWER_SUPPLY_STATUS_* */
 
        int full_counter;
-       struct power_supply bat;
+       struct power_supply *bat;
+       struct power_supply_desc bat_desc;
        struct device *w1_dev;
        struct workqueue_struct *monitor_wqueue;
        struct delayed_work monitor_work;
        if (di->charge_status == POWER_SUPPLY_STATUS_UNKNOWN)
                di->full_counter = 0;
 
-       if (power_supply_am_i_supplied(&di->bat)) {
+       if (power_supply_am_i_supplied(di->bat)) {
                if (di->current_uA > 10000) {
                        di->charge_status = POWER_SUPPLY_STATUS_CHARGING;
                        di->full_counter = 0;
        }
 
        if (di->charge_status != old_charge_status)
-               power_supply_changed(&di->bat);
+               power_supply_changed(di->bat);
 }
 
 static void ds2760_battery_write_status(struct ds2760_device_info *di,
        queue_delayed_work(di->monitor_wqueue, &di->monitor_work, interval);
 }
 
-#define to_ds2760_device_info(x) container_of((x), struct ds2760_device_info, \
-                                             bat);
-
 static void ds2760_battery_external_power_changed(struct power_supply *psy)
 {
-       struct ds2760_device_info *di = to_ds2760_device_info(psy);
+       struct ds2760_device_info *di = power_supply_get_drvdata(psy);
 
        dev_dbg(di->dev, "%s\n", __func__);
 
         * that error.
         */
 
-       if (!power_supply_am_i_supplied(&di->bat))
+       if (!power_supply_am_i_supplied(di->bat))
                return;
 
        bias = (signed char) di->current_raw +
 
 static void ds2760_battery_set_charged(struct power_supply *psy)
 {
-       struct ds2760_device_info *di = to_ds2760_device_info(psy);
+       struct ds2760_device_info *di = power_supply_get_drvdata(psy);
 
        /* postpone the actual work by 20 secs. This is for debouncing GPIO
         * signals and to let the current value settle. See AN4188. */
                                       enum power_supply_property psp,
                                       union power_supply_propval *val)
 {
-       struct ds2760_device_info *di = to_ds2760_device_info(psy);
+       struct ds2760_device_info *di = power_supply_get_drvdata(psy);
 
        switch (psp) {
        case POWER_SUPPLY_PROP_STATUS:
                                       enum power_supply_property psp,
                                       const union power_supply_propval *val)
 {
-       struct ds2760_device_info *di = to_ds2760_device_info(psy);
+       struct ds2760_device_info *di = power_supply_get_drvdata(psy);
 
        switch (psp) {
        case POWER_SUPPLY_PROP_CHARGE_FULL:
 
 static int ds2760_battery_probe(struct platform_device *pdev)
 {
+       struct power_supply_config psy_cfg = {};
        char status;
        int retval = 0;
        struct ds2760_device_info *di;
 
        platform_set_drvdata(pdev, di);
 
-       di->dev                 = &pdev->dev;
-       di->w1_dev              = pdev->dev.parent;
-       di->bat.name            = dev_name(&pdev->dev);
-       di->bat.type            = POWER_SUPPLY_TYPE_BATTERY;
-       di->bat.properties      = ds2760_battery_props;
-       di->bat.num_properties  = ARRAY_SIZE(ds2760_battery_props);
-       di->bat.get_property    = ds2760_battery_get_property;
-       di->bat.set_property    = ds2760_battery_set_property;
-       di->bat.property_is_writeable =
+       di->dev                         = &pdev->dev;
+       di->w1_dev                      = pdev->dev.parent;
+       di->bat_desc.name               = dev_name(&pdev->dev);
+       di->bat_desc.type               = POWER_SUPPLY_TYPE_BATTERY;
+       di->bat_desc.properties         = ds2760_battery_props;
+       di->bat_desc.num_properties     = ARRAY_SIZE(ds2760_battery_props);
+       di->bat_desc.get_property       = ds2760_battery_get_property;
+       di->bat_desc.set_property       = ds2760_battery_set_property;
+       di->bat_desc.property_is_writeable =
                                  ds2760_battery_property_is_writeable;
-       di->bat.set_charged     = ds2760_battery_set_charged;
-       di->bat.external_power_changed =
+       di->bat_desc.set_charged        = ds2760_battery_set_charged;
+       di->bat_desc.external_power_changed =
                                  ds2760_battery_external_power_changed;
 
+       psy_cfg.drv_data                = di;
+
        di->charge_status = POWER_SUPPLY_STATUS_UNKNOWN;
 
        /* enable sleep mode feature */
        if (current_accum)
                ds2760_battery_set_current_accum(di, current_accum);
 
-       retval = power_supply_register(&pdev->dev, &di->bat, NULL);
-       if (retval) {
+       di->bat = power_supply_register(&pdev->dev, &di->bat_desc, &psy_cfg);
+       if (IS_ERR(di->bat)) {
                dev_err(di->dev, "failed to register battery\n");
+               retval = PTR_ERR(di->bat);
                goto batt_failed;
        }
 
        goto success;
 
 workqueue_failed:
-       power_supply_unregister(&di->bat);
+       power_supply_unregister(di->bat);
 batt_failed:
 di_alloc_failed:
 success:
        cancel_delayed_work_sync(&di->monitor_work);
        cancel_delayed_work_sync(&di->set_charged_work);
        destroy_workqueue(di->monitor_wqueue);
-       power_supply_unregister(&di->bat);
+       power_supply_unregister(di->bat);
 
        return 0;
 }
        struct ds2760_device_info *di = platform_get_drvdata(pdev);
 
        di->charge_status = POWER_SUPPLY_STATUS_UNKNOWN;
-       power_supply_changed(&di->bat);
+       power_supply_changed(di->bat);
 
        mod_delayed_work(di->monitor_wqueue, &di->monitor_work, HZ);
 
 
 
 struct ds2780_device_info {
        struct device *dev;
-       struct power_supply bat;
+       struct power_supply *bat;
+       struct power_supply_desc bat_desc;
        struct device *w1_dev;
 };
 
 static inline struct ds2780_device_info *
 to_ds2780_device_info(struct power_supply *psy)
 {
-       return container_of(psy, struct ds2780_device_info, bat);
+       return power_supply_get_drvdata(psy);
 }
 
 static inline struct power_supply *to_power_supply(struct device *dev)
 
 static int ds2780_battery_probe(struct platform_device *pdev)
 {
+       struct power_supply_config psy_cfg = {};
        int ret = 0;
        struct ds2780_device_info *dev_info;
 
 
        dev_info->dev                   = &pdev->dev;
        dev_info->w1_dev                = pdev->dev.parent;
-       dev_info->bat.name              = dev_name(&pdev->dev);
-       dev_info->bat.type              = POWER_SUPPLY_TYPE_BATTERY;
-       dev_info->bat.properties        = ds2780_battery_props;
-       dev_info->bat.num_properties    = ARRAY_SIZE(ds2780_battery_props);
-       dev_info->bat.get_property      = ds2780_battery_get_property;
+       dev_info->bat_desc.name         = dev_name(&pdev->dev);
+       dev_info->bat_desc.type         = POWER_SUPPLY_TYPE_BATTERY;
+       dev_info->bat_desc.properties   = ds2780_battery_props;
+       dev_info->bat_desc.num_properties = ARRAY_SIZE(ds2780_battery_props);
+       dev_info->bat_desc.get_property = ds2780_battery_get_property;
 
-       ret = power_supply_register(&pdev->dev, &dev_info->bat, NULL);
-       if (ret) {
+       psy_cfg.drv_data                = dev_info;
+
+       dev_info->bat = power_supply_register(&pdev->dev, &dev_info->bat_desc,
+                                             &psy_cfg);
+       if (IS_ERR(dev_info->bat)) {
                dev_err(dev_info->dev, "failed to register battery\n");
+               ret = PTR_ERR(dev_info->bat);
                goto fail;
        }
 
-       ret = sysfs_create_group(&dev_info->bat.dev->kobj, &ds2780_attr_group);
+       ret = sysfs_create_group(&dev_info->bat->dev.kobj, &ds2780_attr_group);
        if (ret) {
                dev_err(dev_info->dev, "failed to create sysfs group\n");
                goto fail_unregister;
        }
 
-       ret = sysfs_create_bin_file(&dev_info->bat.dev->kobj,
+       ret = sysfs_create_bin_file(&dev_info->bat->dev.kobj,
                                        &ds2780_param_eeprom_bin_attr);
        if (ret) {
                dev_err(dev_info->dev,
                goto fail_remove_group;
        }
 
-       ret = sysfs_create_bin_file(&dev_info->bat.dev->kobj,
+       ret = sysfs_create_bin_file(&dev_info->bat->dev.kobj,
                                        &ds2780_user_eeprom_bin_attr);
        if (ret) {
                dev_err(dev_info->dev,
        return 0;
 
 fail_remove_bin_file:
-       sysfs_remove_bin_file(&dev_info->bat.dev->kobj,
+       sysfs_remove_bin_file(&dev_info->bat->dev.kobj,
                                &ds2780_param_eeprom_bin_attr);
 fail_remove_group:
-       sysfs_remove_group(&dev_info->bat.dev->kobj, &ds2780_attr_group);
+       sysfs_remove_group(&dev_info->bat->dev.kobj, &ds2780_attr_group);
 fail_unregister:
-       power_supply_unregister(&dev_info->bat);
+       power_supply_unregister(dev_info->bat);
 fail:
        return ret;
 }
 {
        struct ds2780_device_info *dev_info = platform_get_drvdata(pdev);
 
-       /* remove attributes */
-       sysfs_remove_group(&dev_info->bat.dev->kobj, &ds2780_attr_group);
+       /*
+        * Remove attributes before unregistering power supply
+        * because 'bat' will be freed on power_supply_unregister() call.
+        */
+       sysfs_remove_group(&dev_info->bat->dev.kobj, &ds2780_attr_group);
 
-       power_supply_unregister(&dev_info->bat);
+       power_supply_unregister(dev_info->bat);
 
        return 0;
 }
 
 
 struct ds2781_device_info {
        struct device *dev;
-       struct power_supply bat;
+       struct power_supply *bat;
+       struct power_supply_desc bat_desc;
        struct device *w1_dev;
 };
 
 static inline struct ds2781_device_info *
 to_ds2781_device_info(struct power_supply *psy)
 {
-       return container_of(psy, struct ds2781_device_info, bat);
+       return power_supply_get_drvdata(psy);
 }
 
 static inline struct power_supply *to_power_supply(struct device *dev)
        if (ret < 0)
                return ret;
 
-       if (power_supply_am_i_supplied(&dev_info->bat)) {
+       if (power_supply_am_i_supplied(dev_info->bat)) {
                if (capacity == 100)
                        *status = POWER_SUPPLY_STATUS_FULL;
                else if (current_uA > 50000)
 
 static int ds2781_battery_probe(struct platform_device *pdev)
 {
+       struct power_supply_config psy_cfg = {};
        int ret = 0;
        struct ds2781_device_info *dev_info;
 
 
        dev_info->dev                   = &pdev->dev;
        dev_info->w1_dev                = pdev->dev.parent;
-       dev_info->bat.name              = dev_name(&pdev->dev);
-       dev_info->bat.type              = POWER_SUPPLY_TYPE_BATTERY;
-       dev_info->bat.properties        = ds2781_battery_props;
-       dev_info->bat.num_properties    = ARRAY_SIZE(ds2781_battery_props);
-       dev_info->bat.get_property      = ds2781_battery_get_property;
+       dev_info->bat_desc.name         = dev_name(&pdev->dev);
+       dev_info->bat_desc.type         = POWER_SUPPLY_TYPE_BATTERY;
+       dev_info->bat_desc.properties   = ds2781_battery_props;
+       dev_info->bat_desc.num_properties = ARRAY_SIZE(ds2781_battery_props);
+       dev_info->bat_desc.get_property = ds2781_battery_get_property;
 
-       ret = power_supply_register(&pdev->dev, &dev_info->bat, NULL);
-       if (ret) {
+       psy_cfg.drv_data                = dev_info;
+
+       dev_info->bat = power_supply_register(&pdev->dev, &dev_info->bat_desc,
+                                               &psy_cfg);
+       if (IS_ERR(dev_info->bat)) {
                dev_err(dev_info->dev, "failed to register battery\n");
+               ret = PTR_ERR(dev_info->bat);
                goto fail;
        }
 
-       ret = sysfs_create_group(&dev_info->bat.dev->kobj, &ds2781_attr_group);
+       ret = sysfs_create_group(&dev_info->bat->dev.kobj, &ds2781_attr_group);
        if (ret) {
                dev_err(dev_info->dev, "failed to create sysfs group\n");
                goto fail_unregister;
        }
 
-       ret = sysfs_create_bin_file(&dev_info->bat.dev->kobj,
+       ret = sysfs_create_bin_file(&dev_info->bat->dev.kobj,
                                        &ds2781_param_eeprom_bin_attr);
        if (ret) {
                dev_err(dev_info->dev,
                goto fail_remove_group;
        }
 
-       ret = sysfs_create_bin_file(&dev_info->bat.dev->kobj,
+       ret = sysfs_create_bin_file(&dev_info->bat->dev.kobj,
                                        &ds2781_user_eeprom_bin_attr);
        if (ret) {
                dev_err(dev_info->dev,
        return 0;
 
 fail_remove_bin_file:
-       sysfs_remove_bin_file(&dev_info->bat.dev->kobj,
+       sysfs_remove_bin_file(&dev_info->bat->dev.kobj,
                                &ds2781_param_eeprom_bin_attr);
 fail_remove_group:
-       sysfs_remove_group(&dev_info->bat.dev->kobj, &ds2781_attr_group);
+       sysfs_remove_group(&dev_info->bat->dev.kobj, &ds2781_attr_group);
 fail_unregister:
-       power_supply_unregister(&dev_info->bat);
+       power_supply_unregister(dev_info->bat);
 fail:
        return ret;
 }
 {
        struct ds2781_device_info *dev_info = platform_get_drvdata(pdev);
 
-       /* remove attributes */
-       sysfs_remove_group(&dev_info->bat.dev->kobj, &ds2781_attr_group);
+       /*
+        * Remove attributes before unregistering power supply
+        * because 'bat' will be freed on power_supply_unregister() call.
+        */
+       sysfs_remove_group(&dev_info->bat->dev.kobj, &ds2781_attr_group);
 
-       power_supply_unregister(&dev_info->bat);
+       power_supply_unregister(dev_info->bat);
 
        return 0;
 }
 
        int (*get_battery_capacity)(struct ds278x_info *info, int *capacity);
 };
 
-#define to_ds278x_info(x) container_of(x, struct ds278x_info, battery)
+#define to_ds278x_info(x) power_supply_get_drvdata(x)
 
 struct ds278x_info {
        struct i2c_client       *client;
-       struct power_supply     battery;
+       struct power_supply     *battery;
+       struct power_supply_desc        battery_desc;
        struct ds278x_battery_ops  *ops;
        struct delayed_work     bat_work;
        int                     id;
        ds278x_get_status(info, &info->status);
 
        if ((old_status != info->status) || (old_capacity != info->capacity))
-               power_supply_changed(&info->battery);
+               power_supply_changed(info->battery);
 }
 
 static void ds278x_bat_work(struct work_struct *work)
        POWER_SUPPLY_PROP_TEMP,
 };
 
-static void ds278x_power_supply_init(struct power_supply *battery)
+static void ds278x_power_supply_init(struct power_supply_desc *battery)
 {
        battery->type                   = POWER_SUPPLY_TYPE_BATTERY;
        battery->properties             = ds278x_battery_props;
 {
        struct ds278x_info *info = i2c_get_clientdata(client);
 
-       power_supply_unregister(&info->battery);
-       kfree(info->battery.name);
+       power_supply_unregister(info->battery);
+       kfree(info->battery_desc.name);
 
        mutex_lock(&battery_lock);
        idr_remove(&battery_id, info->id);
                                const struct i2c_device_id *id)
 {
        struct ds278x_platform_data *pdata = client->dev.platform_data;
+       struct power_supply_config psy_cfg = {};
        struct ds278x_info *info;
        int ret;
        int num;
                goto fail_info;
        }
 
-       info->battery.name = kasprintf(GFP_KERNEL, "%s-%d", client->name, num);
-       if (!info->battery.name) {
+       info->battery_desc.name = kasprintf(GFP_KERNEL, "%s-%d",
+                                           client->name, num);
+       if (!info->battery_desc.name) {
                ret = -ENOMEM;
                goto fail_name;
        }
        info->client = client;
        info->id = num;
        info->ops  = &ds278x_ops[id->driver_data];
-       ds278x_power_supply_init(&info->battery);
+       ds278x_power_supply_init(&info->battery_desc);
+       psy_cfg.drv_data = info;
 
        info->capacity = 100;
        info->status = POWER_SUPPLY_STATUS_FULL;
 
        INIT_DELAYED_WORK(&info->bat_work, ds278x_bat_work);
 
-       ret = power_supply_register(&client->dev, &info->battery, NULL);
-       if (ret) {
+       info->battery = power_supply_register(&client->dev,
+                                             &info->battery_desc, &psy_cfg);
+       if (IS_ERR(info->battery)) {
                dev_err(&client->dev, "failed to register battery\n");
+               ret = PTR_ERR(info->battery);
                goto fail_register;
        } else {
                schedule_delayed_work(&info->bat_work, DS278x_DELAY);
        return 0;
 
 fail_register:
-       kfree(info->battery.name);
+       kfree(info->battery_desc.name);
 fail_name:
        kfree(info);
 fail_info:
 
 };
 
 struct gab {
-       struct power_supply     psy;
+       struct power_supply             *psy;
+       struct power_supply_desc        psy_desc;
        struct iio_channel      *channel[GAB_MAX_CHAN_TYPE];
        struct gab_platform_data        *pdata;
        struct delayed_work bat_work;
 
 static struct gab *to_generic_bat(struct power_supply *psy)
 {
-       return container_of(psy, struct gab, psy);
+       return power_supply_get_drvdata(psy);
 }
 
 static void gab_ext_power_changed(struct power_supply *psy)
 
        adc_bat = to_generic_bat(psy);
        if (!adc_bat) {
-               dev_err(psy->dev, "no battery infos ?!\n");
+               dev_err(&psy->dev, "no battery infos ?!\n");
                return -EINVAL;
        }
        pdata = adc_bat->pdata;
        pdata = adc_bat->pdata;
        status = adc_bat->status;
 
-       is_plugged = power_supply_am_i_supplied(&adc_bat->psy);
+       is_plugged = power_supply_am_i_supplied(adc_bat->psy);
        adc_bat->cable_plugged = is_plugged;
 
        if (!is_plugged)
                adc_bat->status = POWER_SUPPLY_STATUS_CHARGING;
 
        if (status != adc_bat->status)
-               power_supply_changed(&adc_bat->psy);
+               power_supply_changed(adc_bat->psy);
 }
 
 static irqreturn_t gab_charged(int irq, void *dev_id)
 static int gab_probe(struct platform_device *pdev)
 {
        struct gab *adc_bat;
-       struct power_supply *psy;
+       struct power_supply_desc *psy_desc;
+       struct power_supply_config psy_cfg = {};
        struct gab_platform_data *pdata = pdev->dev.platform_data;
        enum power_supply_property *properties;
        int ret = 0;
                return -ENOMEM;
        }
 
-       psy = &adc_bat->psy;
-       psy->name = pdata->battery_info.name;
+       psy_cfg.drv_data = adc_bat;
+       psy_desc = &adc_bat->psy_desc;
+       psy_desc->name = pdata->battery_info.name;
 
        /* bootup default values for the battery */
        adc_bat->cable_plugged = false;
        adc_bat->status = POWER_SUPPLY_STATUS_DISCHARGING;
-       psy->type = POWER_SUPPLY_TYPE_BATTERY;
-       psy->get_property = gab_get_property;
-       psy->external_power_changed = gab_ext_power_changed;
+       psy_desc->type = POWER_SUPPLY_TYPE_BATTERY;
+       psy_desc->get_property = gab_get_property;
+       psy_desc->external_power_changed = gab_ext_power_changed;
        adc_bat->pdata = pdata;
 
        /*
         * copying the static properties and allocating extra memory for holding
         * the extra configurable properties received from platform data.
         */
-       psy->properties = kcalloc(ARRAY_SIZE(gab_props) +
+       psy_desc->properties = kcalloc(ARRAY_SIZE(gab_props) +
                                        ARRAY_SIZE(gab_chan_name),
-                                       sizeof(*psy->properties), GFP_KERNEL);
-       if (!psy->properties) {
+                                       sizeof(*psy_desc->properties),
+                                       GFP_KERNEL);
+       if (!psy_desc->properties) {
                ret = -ENOMEM;
                goto first_mem_fail;
        }
 
-       memcpy(psy->properties, gab_props, sizeof(gab_props));
+       memcpy(psy_desc->properties, gab_props, sizeof(gab_props));
        properties = (enum power_supply_property *)
-                               ((char *)psy->properties + sizeof(gab_props));
+                       ((char *)psy_desc->properties + sizeof(gab_props));
 
        /*
         * getting channel from iio and copying the battery properties
                        adc_bat->channel[chan] = NULL;
                } else {
                        /* copying properties for supported channels only */
-                       memcpy(properties + sizeof(*(psy->properties)) * index,
+                       memcpy(properties + sizeof(*(psy_desc->properties)) * index,
                                        &gab_dyn_props[chan],
                                        sizeof(gab_dyn_props[chan]));
                        index++;
         * as come channels may be not be supported by the device.So
         * we need to take care of that.
         */
-       psy->num_properties = ARRAY_SIZE(gab_props) + index;
+       psy_desc->num_properties = ARRAY_SIZE(gab_props) + index;
 
-       ret = power_supply_register(&pdev->dev, psy, NULL);
-       if (ret)
+       adc_bat->psy = power_supply_register(&pdev->dev, psy_desc, &psy_cfg);
+       if (IS_ERR(adc_bat->psy)) {
+               ret = PTR_ERR(adc_bat->psy);
                goto err_reg_fail;
+       }
 
        INIT_DELAYED_WORK(&adc_bat->bat_work, gab_work);
 
 err_gpio:
        gpio_free(pdata->gpio_charge_finished);
 gpio_req_fail:
-       power_supply_unregister(psy);
+       power_supply_unregister(adc_bat->psy);
 err_reg_fail:
        for (chan = 0; chan < ARRAY_SIZE(gab_chan_name); chan++) {
                if (adc_bat->channel[chan])
                        iio_channel_release(adc_bat->channel[chan]);
        }
 second_mem_fail:
-       kfree(psy->properties);
+       kfree(psy_desc->properties);
 first_mem_fail:
        return ret;
 }
        struct gab *adc_bat = platform_get_drvdata(pdev);
        struct gab_platform_data *pdata = adc_bat->pdata;
 
-       power_supply_unregister(&adc_bat->psy);
+       power_supply_unregister(adc_bat->psy);
 
        if (gpio_is_valid(pdata->gpio_charge_finished)) {
                free_irq(gpio_to_irq(pdata->gpio_charge_finished), adc_bat);
                        iio_channel_release(adc_bat->channel[chan]);
        }
 
-       kfree(adc_bat->psy.properties);
+       kfree(adc_bat->psy_desc.properties);
        cancel_delayed_work(&adc_bat->bat_work);
        return 0;
 }
 
        int irq;
        spinlock_t lock;
 
-       struct power_supply battery;
-       struct power_supply ac;
+       struct power_supply *battery;
+       struct power_supply *ac;
 };
 
 #define GOLDFISH_BATTERY_READ(data, addr) \
                        enum power_supply_property psp,
                        union power_supply_propval *val)
 {
-       struct goldfish_battery_data *data = container_of(psy,
-               struct goldfish_battery_data, ac);
+       struct goldfish_battery_data *data = power_supply_get_drvdata(psy);
        int ret = 0;
 
        switch (psp) {
                                 enum power_supply_property psp,
                                 union power_supply_propval *val)
 {
-       struct goldfish_battery_data *data = container_of(psy,
-               struct goldfish_battery_data, battery);
+       struct goldfish_battery_data *data = power_supply_get_drvdata(psy);
        int ret = 0;
 
        switch (psp) {
        status &= BATTERY_INT_MASK;
 
        if (status & BATTERY_STATUS_CHANGED)
-               power_supply_changed(&data->battery);
+               power_supply_changed(data->battery);
        if (status & AC_STATUS_CHANGED)
-               power_supply_changed(&data->ac);
+               power_supply_changed(data->ac);
 
        spin_unlock_irqrestore(&data->lock, irq_flags);
        return status ? IRQ_HANDLED : IRQ_NONE;
 }
 
+static const struct power_supply_desc battery_desc = {
+       .properties     = goldfish_battery_props,
+       .num_properties = ARRAY_SIZE(goldfish_battery_props),
+       .get_property   = goldfish_battery_get_property,
+       .name           = "battery",
+       .type           = POWER_SUPPLY_TYPE_BATTERY,
+};
+
+static const struct power_supply_desc ac_desc = {
+       .properties     = goldfish_ac_props,
+       .num_properties = ARRAY_SIZE(goldfish_ac_props),
+       .get_property   = goldfish_ac_get_property,
+       .name           = "ac",
+       .type           = POWER_SUPPLY_TYPE_MAINS,
+};
 
 static int goldfish_battery_probe(struct platform_device *pdev)
 {
        int ret;
        struct resource *r;
        struct goldfish_battery_data *data;
+       struct power_supply_config psy_cfg = {};
 
        data = devm_kzalloc(&pdev->dev, sizeof(*data), GFP_KERNEL);
        if (data == NULL)
 
        spin_lock_init(&data->lock);
 
-       data->battery.properties = goldfish_battery_props;
-       data->battery.num_properties = ARRAY_SIZE(goldfish_battery_props);
-       data->battery.get_property = goldfish_battery_get_property;
-       data->battery.name = "battery";
-       data->battery.type = POWER_SUPPLY_TYPE_BATTERY;
-
-       data->ac.properties = goldfish_ac_props;
-       data->ac.num_properties = ARRAY_SIZE(goldfish_ac_props);
-       data->ac.get_property = goldfish_ac_get_property;
-       data->ac.name = "ac";
-       data->ac.type = POWER_SUPPLY_TYPE_MAINS;
-
        r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
        if (r == NULL) {
                dev_err(&pdev->dev, "platform_get_resource failed\n");
        if (ret)
                return ret;
 
-       ret = power_supply_register(&pdev->dev, &data->ac, NULL);
-       if (ret)
-               return ret;
+       psy_cfg.drv_data = data;
 
-       ret = power_supply_register(&pdev->dev, &data->battery, NULL);
-       if (ret) {
-               power_supply_unregister(&data->ac);
-               return ret;
+       data->ac = power_supply_register(&pdev->dev, &ac_desc, &psy_cfg);
+       if (IS_ERR(data->ac))
+               return PTR_ERR(data->ac);
+
+       data->battery = power_supply_register(&pdev->dev, &battery_desc,
+                                               &psy_cfg);
+       if (IS_ERR(data->battery)) {
+               power_supply_unregister(data->ac);
+               return PTR_ERR(data->battery);
        }
 
        platform_set_drvdata(pdev, data);
 {
        struct goldfish_battery_data *data = platform_get_drvdata(pdev);
 
-       power_supply_unregister(&data->battery);
-       power_supply_unregister(&data->ac);
+       power_supply_unregister(data->battery);
+       power_supply_unregister(data->ac);
        battery_data = NULL;
        return 0;
 }
 
        unsigned int irq;
        bool wakeup_enabled;
 
-       struct power_supply charger;
+       struct power_supply *charger;
+       struct power_supply_desc charger_desc;
 };
 
 static irqreturn_t gpio_charger_irq(int irq, void *devid)
 
 static inline struct gpio_charger *psy_to_gpio_charger(struct power_supply *psy)
 {
-       return container_of(psy, struct gpio_charger, charger);
+       return power_supply_get_drvdata(psy);
 }
 
 static int gpio_charger_get_property(struct power_supply *psy,
        const struct gpio_charger_platform_data *pdata = pdev->dev.platform_data;
        struct power_supply_config psy_cfg = {};
        struct gpio_charger *gpio_charger;
-       struct power_supply *charger;
+       struct power_supply_desc *charger_desc;
        int ret;
        int irq;
 
                return -ENOMEM;
        }
 
-       charger = &gpio_charger->charger;
+       charger_desc = &gpio_charger->charger_desc;
 
-       charger->name = pdata->name ? pdata->name : "gpio-charger";
-       charger->type = pdata->type;
-       charger->properties = gpio_charger_properties;
-       charger->num_properties = ARRAY_SIZE(gpio_charger_properties);
-       charger->get_property = gpio_charger_get_property;
+       charger_desc->name = pdata->name ? pdata->name : "gpio-charger";
+       charger_desc->type = pdata->type;
+       charger_desc->properties = gpio_charger_properties;
+       charger_desc->num_properties = ARRAY_SIZE(gpio_charger_properties);
+       charger_desc->get_property = gpio_charger_get_property;
 
        psy_cfg.supplied_to = pdata->supplied_to;
        psy_cfg.num_supplicants = pdata->num_supplicants;
        psy_cfg.of_node = pdev->dev.of_node;
+       psy_cfg.drv_data = gpio_charger;
 
        ret = gpio_request(pdata->gpio, dev_name(&pdev->dev));
        if (ret) {
 
        gpio_charger->pdata = pdata;
 
-       ret = power_supply_register(&pdev->dev, charger, &psy_cfg);
-       if (ret < 0) {
+       gpio_charger->charger = power_supply_register(&pdev->dev,
+                                                     charger_desc, &psy_cfg);
+       if (IS_ERR(gpio_charger->charger)) {
+               ret = PTR_ERR(gpio_charger->charger);
                dev_err(&pdev->dev, "Failed to register power supply: %d\n",
                        ret);
                goto err_gpio_free;
        if (irq > 0) {
                ret = request_any_context_irq(irq, gpio_charger_irq,
                                IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
-                               dev_name(&pdev->dev), charger);
+                               dev_name(&pdev->dev), gpio_charger->charger);
                if (ret < 0)
                        dev_warn(&pdev->dev, "Failed to request irq: %d\n", ret);
                else
        struct gpio_charger *gpio_charger = platform_get_drvdata(pdev);
 
        if (gpio_charger->irq)
-               free_irq(gpio_charger->irq, &gpio_charger->charger);
+               free_irq(gpio_charger->irq, gpio_charger->charger);
 
-       power_supply_unregister(&gpio_charger->charger);
+       power_supply_unregister(gpio_charger->charger);
 
        gpio_free(gpio_charger->pdata->gpio);
 
 
        if (device_may_wakeup(dev) && gpio_charger->wakeup_enabled)
                disable_irq_wake(gpio_charger->irq);
-       power_supply_changed(&gpio_charger->charger);
+       power_supply_changed(gpio_charger->charger);
 
        return 0;
 }
 
        unsigned int batt_prev_charge_full;     /* in mAS */
        unsigned int batt_charge_rate;          /* in units per second */
 
-       struct power_supply usb;
-       struct power_supply batt;
+       struct power_supply *usb;
+       struct power_supply *batt;
        int irq;                                /* GPE_ID or IRQ# */
        struct workqueue_struct *monitor_wqueue;
        struct delayed_work monitor_battery;
                                enum power_supply_property psp,
                                union power_supply_propval *val)
 {
-       struct pmic_power_module_info *pbi = container_of(psy,
-                               struct pmic_power_module_info, usb);
+       struct pmic_power_module_info *pbi = power_supply_get_drvdata(psy);
 
        /* update pmic_power_module_info members */
        pmic_battery_read_status(pbi);
                                enum power_supply_property psp,
                                union power_supply_propval *val)
 {
-       struct pmic_power_module_info *pbi = container_of(psy,
-                               struct pmic_power_module_info, batt);
+       struct pmic_power_module_info *pbi = power_supply_get_drvdata(psy);
 
        /* update pmic_power_module_info members */
        pmic_battery_read_status(pbi);
                        __func__);
 }
 
+/*
+ * Description of power supplies
+ */
+static const struct power_supply_desc pmic_usb_desc = {
+       .name           = "pmic-usb",
+       .type           = POWER_SUPPLY_TYPE_USB,
+       .properties     = pmic_usb_props,
+       .num_properties = ARRAY_SIZE(pmic_usb_props),
+       .get_property   = pmic_usb_get_property,
+};
+
+static const struct power_supply_desc pmic_batt_desc = {
+       .name           = "pmic-batt",
+       .type           = POWER_SUPPLY_TYPE_BATTERY,
+       .properties     = pmic_battery_props,
+       .num_properties = ARRAY_SIZE(pmic_battery_props),
+       .get_property   = pmic_battery_get_property,
+};
+
 /**
  * pmic_battery_probe - pmic battery initialize
  * @irq: pmic battery device irq
 {
        int retval = 0;
        struct pmic_power_module_info *pbi;
+       struct power_supply_config psy_cfg = {};
 
        dev_dbg(dev, "pmic-battery: found pmic battery device\n");
 
        pbi->dev = dev;
        pbi->irq = irq;
        dev_set_drvdata(dev, pbi);
+       psy_cfg.drv_data = pbi;
 
        /* initialize all required framework before enabling interrupts */
        INIT_WORK(&pbi->handler, pmic_battery_handle_intrpt);
        }
 
        /* register pmic-batt with power supply subsystem */
-       pbi->batt.name = "pmic-batt";
-       pbi->batt.type = POWER_SUPPLY_TYPE_BATTERY;
-       pbi->batt.properties = pmic_battery_props;
-       pbi->batt.num_properties = ARRAY_SIZE(pmic_battery_props);
-       pbi->batt.get_property = pmic_battery_get_property;
-       retval = power_supply_register(dev, &pbi->batt, NULL);
-       if (retval) {
+       pbi->batt = power_supply_register(dev, &pmic_usb_desc, &psy_cfg);
+       if (IS_ERR(pbi->batt)) {
                dev_err(dev,
                        "%s(): failed to register pmic battery device with power supply subsystem\n",
                                __func__);
+               retval = PTR_ERR(pbi->batt);
                goto power_reg_failed;
        }
 
        queue_delayed_work(pbi->monitor_wqueue, &pbi->monitor_battery, HZ * 1);
 
        /* register pmic-usb with power supply subsystem */
-       pbi->usb.name = "pmic-usb";
-       pbi->usb.type = POWER_SUPPLY_TYPE_USB;
-       pbi->usb.properties = pmic_usb_props;
-       pbi->usb.num_properties = ARRAY_SIZE(pmic_usb_props);
-       pbi->usb.get_property = pmic_usb_get_property;
-       retval = power_supply_register(dev, &pbi->usb, NULL);
-       if (retval) {
+       pbi->usb = power_supply_register(dev, &pmic_batt_desc, &psy_cfg);
+       if (IS_ERR(pbi->usb)) {
                dev_err(dev,
                        "%s(): failed to register pmic usb device with power supply subsystem\n",
                                __func__);
+               retval = PTR_ERR(pbi->usb);
                goto power_reg_failed_1;
        }
 
        return retval;
 
 power_reg_failed_1:
-       power_supply_unregister(&pbi->batt);
+       power_supply_unregister(pbi->batt);
 power_reg_failed:
        cancel_delayed_work_sync(&pbi->monitor_battery);
 requestirq_failed:
        cancel_delayed_work_sync(&pbi->monitor_battery);
        destroy_workqueue(pbi->monitor_wqueue);
 
-       power_supply_unregister(&pbi->usb);
-       power_supply_unregister(&pbi->batt);
+       power_supply_unregister(pbi->usb);
+       power_supply_unregister(pbi->batt);
 
        cancel_work_sync(&pbi->handler);
        kfree(pbi);
 
 
 static int get_capacity(struct power_supply *b)
 {
-       struct micro_battery *mb = dev_get_drvdata(b->dev->parent);
+       struct micro_battery *mb = dev_get_drvdata(b->dev.parent);
 
        switch (mb->flag & 0x07) {
        case MICRO_BATT_STATUS_HIGH:
 
 static int get_status(struct power_supply *b)
 {
-       struct micro_battery *mb = dev_get_drvdata(b->dev->parent);
+       struct micro_battery *mb = dev_get_drvdata(b->dev.parent);
 
        if (mb->flag == MICRO_BATT_STATUS_UNKNOWN)
                return POWER_SUPPLY_STATUS_UNKNOWN;
                                        enum power_supply_property psp,
                                        union power_supply_propval *val)
 {
-       struct micro_battery *mb = dev_get_drvdata(b->dev->parent);
+       struct micro_battery *mb = dev_get_drvdata(b->dev.parent);
 
        switch (psp) {
        case POWER_SUPPLY_PROP_TECHNOLOGY:
                                 enum power_supply_property psp,
                                 union power_supply_propval *val)
 {
-       struct micro_battery *mb = dev_get_drvdata(b->dev->parent);
+       struct micro_battery *mb = dev_get_drvdata(b->dev.parent);
 
        switch (psp) {
        case POWER_SUPPLY_PROP_ONLINE:
        POWER_SUPPLY_PROP_VOLTAGE_NOW,
 };
 
-static struct power_supply micro_batt_power = {
+static const struct power_supply_desc micro_batt_power_desc = {
        .name                   = "main-battery",
        .type                   = POWER_SUPPLY_TYPE_BATTERY,
        .properties             = micro_batt_power_props,
        POWER_SUPPLY_PROP_ONLINE,
 };
 
-static struct power_supply micro_ac_power = {
+static const struct power_supply_desc micro_ac_power_desc = {
        .name                   = "ac",
        .type                   = POWER_SUPPLY_TYPE_MAINS,
        .properties             = micro_ac_power_props,
        .get_property           = micro_ac_get_property,
 };
 
+static struct power_supply *micro_batt_power, *micro_ac_power;
+
 static int micro_batt_probe(struct platform_device *pdev)
 {
        struct micro_battery *mb;
        platform_set_drvdata(pdev, mb);
        queue_delayed_work(mb->wq, &mb->update, 1);
 
-       ret = power_supply_register(&pdev->dev, µ_batt_power, NULL);
-       if (ret < 0)
+       micro_batt_power = power_supply_register(&pdev->dev,
+                                                µ_batt_power_desc, NULL);
+       if (IS_ERR(micro_batt_power)) {
+               ret = PTR_ERR(micro_batt_power);
                goto batt_err;
+       }
 
-       ret = power_supply_register(&pdev->dev, µ_ac_power, NULL);
-       if (ret < 0)
+       micro_ac_power = power_supply_register(&pdev->dev,
+                                              µ_ac_power_desc, NULL);
+       if (IS_ERR(micro_ac_power)) {
+               ret = PTR_ERR(micro_ac_power);
                goto ac_err;
+       }
 
        dev_info(&pdev->dev, "iPAQ micro battery driver\n");
        return 0;
 
 ac_err:
-       power_supply_unregister(µ_ac_power);
+       power_supply_unregister(micro_ac_power);
 batt_err:
        cancel_delayed_work_sync(&mb->update);
        destroy_workqueue(mb->wq);
 {
        struct micro_battery *mb = platform_get_drvdata(pdev);
 
-       power_supply_unregister(µ_ac_power);
-       power_supply_unregister(µ_batt_power);
+       power_supply_unregister(micro_ac_power);
+       power_supply_unregister(micro_batt_power);
        cancel_delayed_work_sync(&mb->update);
        destroy_workqueue(mb->wq);
 
 
 };
 
 struct isp1704_charger {
-       struct device           *dev;
-       struct power_supply     psy;
-       struct usb_phy          *phy;
-       struct notifier_block   nb;
-       struct work_struct      work;
+       struct device                   *dev;
+       struct power_supply             *psy;
+       struct power_supply_desc        psy_desc;
+       struct usb_phy                  *phy;
+       struct notifier_block           nb;
+       struct work_struct              work;
 
        /* properties */
        char                    model[8];
 
                        /* detect wall charger */
                        if (isp1704_charger_detect_dcp(isp)) {
-                               isp->psy.type = POWER_SUPPLY_TYPE_USB_DCP;
+                               isp->psy_desc.type = POWER_SUPPLY_TYPE_USB_DCP;
                                isp->current_max = 1800;
                        } else {
-                               isp->psy.type = POWER_SUPPLY_TYPE_USB;
+                               isp->psy_desc.type = POWER_SUPPLY_TYPE_USB;
                                isp->current_max = 500;
                        }
 
                                usb_gadget_connect(isp->phy->otg->gadget);
                }
 
-               if (isp->psy.type != POWER_SUPPLY_TYPE_USB_DCP) {
+               if (isp->psy_desc.type != POWER_SUPPLY_TYPE_USB_DCP) {
                        /*
                         * Only 500mA here or high speed chirp
                         * handshaking may break
                                isp->current_max = 500;
 
                        if (isp->current_max > 100)
-                               isp->psy.type = POWER_SUPPLY_TYPE_USB_CDP;
+                               isp->psy_desc.type = POWER_SUPPLY_TYPE_USB_CDP;
                }
                break;
        case USB_EVENT_NONE:
                isp->online = false;
                isp->present = 0;
                isp->current_max = 0;
-               isp->psy.type = POWER_SUPPLY_TYPE_USB;
+               isp->psy_desc.type = POWER_SUPPLY_TYPE_USB;
 
                /*
                 * Disable data pullups. We need to prevent the controller from
                goto out;
        }
 
-       power_supply_changed(&isp->psy);
+       power_supply_changed(isp->psy);
 out:
        mutex_unlock(&lock);
 }
                                enum power_supply_property psp,
                                union power_supply_propval *val)
 {
-       struct isp1704_charger *isp =
-               container_of(psy, struct isp1704_charger, psy);
+       struct isp1704_charger *isp = power_supply_get_drvdata(psy);
 
        switch (psp) {
        case POWER_SUPPLY_PROP_PRESENT:
 {
        struct isp1704_charger  *isp;
        int                     ret = -ENODEV;
+       struct power_supply_config psy_cfg = {};
 
        struct isp1704_charger_data *pdata = dev_get_platdata(&pdev->dev);
        struct device_node *np = pdev->dev.of_node;
        if (ret < 0)
                goto fail1;
 
-       isp->psy.name           = "isp1704";
-       isp->psy.type           = POWER_SUPPLY_TYPE_USB;
-       isp->psy.properties     = power_props;
-       isp->psy.num_properties = ARRAY_SIZE(power_props);
-       isp->psy.get_property   = isp1704_charger_get_property;
+       isp->psy_desc.name              = "isp1704";
+       isp->psy_desc.type              = POWER_SUPPLY_TYPE_USB;
+       isp->psy_desc.properties        = power_props;
+       isp->psy_desc.num_properties    = ARRAY_SIZE(power_props);
+       isp->psy_desc.get_property      = isp1704_charger_get_property;
 
-       ret = power_supply_register(isp->dev, &isp->psy, NULL);
-       if (ret)
+       psy_cfg.drv_data                = isp;
+
+       isp->psy = power_supply_register(isp->dev, &isp->psy_desc, &psy_cfg);
+       if (IS_ERR(isp->psy)) {
+               ret = PTR_ERR(isp->psy);
                goto fail1;
+       }
 
        /*
         * REVISIT: using work in order to allow the usb notifications to be
 
        return 0;
 fail2:
-       power_supply_unregister(&isp->psy);
+       power_supply_unregister(isp->psy);
 fail1:
        isp1704_charger_set_power(isp, 0);
 fail0:
        struct isp1704_charger *isp = platform_get_drvdata(pdev);
 
        usb_unregister_notifier(isp->phy, &isp->nb);
-       power_supply_unregister(&isp->psy);
+       power_supply_unregister(isp->psy);
        isp1704_charger_set_power(isp, 0);
 
        return 0;
 
 
        struct completion read_completion;
 
-       struct power_supply battery;
+       struct power_supply *battery;
+       struct power_supply_desc battery_desc;
        struct delayed_work work;
 
        struct mutex lock;
 
 static inline struct jz_battery *psy_to_jz_battery(struct power_supply *psy)
 {
-       return container_of(psy, struct jz_battery, battery);
+       return power_supply_get_drvdata(psy);
 }
 
 static irqreturn_t jz_battery_irq_handler(int irq, void *devid)
        }
 
        if (has_changed)
-               power_supply_changed(&jz_battery->battery);
+               power_supply_changed(jz_battery->battery);
 }
 
 static enum power_supply_property jz_battery_properties[] = {
 {
        int ret = 0;
        struct jz_battery_platform_data *pdata = pdev->dev.parent->platform_data;
+       struct power_supply_config psy_cfg = {};
        struct jz_battery *jz_battery;
-       struct power_supply *battery;
+       struct power_supply_desc *battery_desc;
        struct resource *mem;
 
        if (!pdata) {
        if (IS_ERR(jz_battery->base))
                return PTR_ERR(jz_battery->base);
 
-       battery = &jz_battery->battery;
-       battery->name = pdata->info.name;
-       battery->type = POWER_SUPPLY_TYPE_BATTERY;
-       battery->properties     = jz_battery_properties;
-       battery->num_properties = ARRAY_SIZE(jz_battery_properties);
-       battery->get_property = jz_battery_get_property;
-       battery->external_power_changed = jz_battery_external_power_changed;
-       battery->use_for_apm = 1;
+       battery_desc = &jz_battery->battery_desc;
+       battery_desc->name = pdata->info.name;
+       battery_desc->type = POWER_SUPPLY_TYPE_BATTERY;
+       battery_desc->properties        = jz_battery_properties;
+       battery_desc->num_properties    = ARRAY_SIZE(jz_battery_properties);
+       battery_desc->get_property      = jz_battery_get_property;
+       battery_desc->external_power_changed =
+                                       jz_battery_external_power_changed;
+       battery_desc->use_for_apm       = 1;
+
+       psy_cfg.drv_data = jz_battery;
 
        jz_battery->pdata = pdata;
        jz_battery->pdev = pdev;
        else
                jz4740_adc_set_config(pdev->dev.parent, JZ_ADC_CONFIG_BAT_MB, 0);
 
-       ret = power_supply_register(&pdev->dev, &jz_battery->battery, NULL);
-       if (ret) {
+       jz_battery->battery = power_supply_register(&pdev->dev, battery_desc,
+                                                       &psy_cfg);
+       if (IS_ERR(jz_battery->battery)) {
                dev_err(&pdev->dev, "power supply battery register failed.\n");
+               ret = PTR_ERR(jz_battery->battery);
                goto err_free_charge_irq;
        }
 
                gpio_free(jz_battery->pdata->gpio_charge);
        }
 
-       power_supply_unregister(&jz_battery->battery);
+       power_supply_unregister(jz_battery->battery);
 
        free_irq(jz_battery->irq, jz_battery);
 
 
 };
 
 struct lp8727_psy {
-       struct power_supply ac;
-       struct power_supply usb;
-       struct power_supply batt;
+       struct power_supply *ac;
+       struct power_supply *usb;
+       struct power_supply *batt;
 };
 
 struct lp8727_chg {
        lp8727_id_detection(pchg, idno, vbus);
        lp8727_enable_chgdet(pchg);
 
-       power_supply_changed(&pchg->psy->ac);
-       power_supply_changed(&pchg->psy->usb);
-       power_supply_changed(&pchg->psy->batt);
+       power_supply_changed(pchg->psy->ac);
+       power_supply_changed(pchg->psy->usb);
+       power_supply_changed(pchg->psy->batt);
 }
 
 static irqreturn_t lp8727_isr_func(int irq, void *ptr)
                                       enum power_supply_property psp,
                                       union power_supply_propval *val)
 {
-       struct lp8727_chg *pchg = dev_get_drvdata(psy->dev->parent);
+       struct lp8727_chg *pchg = dev_get_drvdata(psy->dev.parent);
 
        if (psp != POWER_SUPPLY_PROP_ONLINE)
                return -EINVAL;
 
-       val->intval = lp8727_is_charger_attached(psy->name, pchg->devid);
+       val->intval = lp8727_is_charger_attached(psy->desc->name, pchg->devid);
 
        return 0;
 }
                                       enum power_supply_property psp,
                                       union power_supply_propval *val)
 {
-       struct lp8727_chg *pchg = dev_get_drvdata(psy->dev->parent);
+       struct lp8727_chg *pchg = dev_get_drvdata(psy->dev.parent);
        struct lp8727_platform_data *pdata = pchg->pdata;
        enum lp8727_die_temp temp;
        u8 read;
 
        switch (psp) {
        case POWER_SUPPLY_PROP_STATUS:
-               if (!lp8727_is_charger_attached(psy->name, pchg->devid)) {
+               if (!lp8727_is_charger_attached(psy->desc->name, pchg->devid)) {
                        val->intval = POWER_SUPPLY_STATUS_DISCHARGING;
                        return 0;
                }
 
 static void lp8727_charger_changed(struct power_supply *psy)
 {
-       struct lp8727_chg *pchg = dev_get_drvdata(psy->dev->parent);
+       struct lp8727_chg *pchg = dev_get_drvdata(psy->dev.parent);
        u8 eoc_level;
        u8 ichg;
        u8 val;
 
        /* skip if no charger exists */
-       if (!lp8727_is_charger_attached(psy->name, pchg->devid))
+       if (!lp8727_is_charger_attached(psy->desc->name, pchg->devid))
                return;
 
        /* update charging parameters */
        }
 }
 
+static const struct power_supply_desc lp8727_ac_desc = {
+       .name                   = "ac",
+       .type                   = POWER_SUPPLY_TYPE_MAINS,
+       .properties             = lp8727_charger_prop,
+       .num_properties         = ARRAY_SIZE(lp8727_charger_prop),
+       .get_property           = lp8727_charger_get_property,
+};
+
+static const struct power_supply_desc lp8727_usb_desc = {
+       .name                   = "usb",
+       .type                   = POWER_SUPPLY_TYPE_USB,
+       .properties             = lp8727_charger_prop,
+       .num_properties         = ARRAY_SIZE(lp8727_charger_prop),
+       .get_property           = lp8727_charger_get_property,
+};
+
+static const struct power_supply_desc lp8727_batt_desc = {
+       .name                   = "main_batt",
+       .type                   = POWER_SUPPLY_TYPE_BATTERY,
+       .properties             = lp8727_battery_prop,
+       .num_properties         = ARRAY_SIZE(lp8727_battery_prop),
+       .get_property           = lp8727_battery_get_property,
+       .external_power_changed = lp8727_charger_changed,
+};
+
 static int lp8727_register_psy(struct lp8727_chg *pchg)
 {
        struct power_supply_config psy_cfg = {}; /* Only for ac and usb */
        psy_cfg.supplied_to = battery_supplied_to;
        psy_cfg.num_supplicants = ARRAY_SIZE(battery_supplied_to);
 
-       psy->ac.name = "ac";
-       psy->ac.type = POWER_SUPPLY_TYPE_MAINS;
-       psy->ac.properties = lp8727_charger_prop;
-       psy->ac.num_properties = ARRAY_SIZE(lp8727_charger_prop);
-       psy->ac.get_property = lp8727_charger_get_property;
-
-       if (power_supply_register(pchg->dev, &psy->ac, &psy_cfg))
+       psy->ac = power_supply_register(pchg->dev, &lp8727_ac_desc, &psy_cfg);
+       if (IS_ERR(psy->ac))
                goto err_psy_ac;
 
-       psy->usb.name = "usb";
-       psy->usb.type = POWER_SUPPLY_TYPE_USB;
-       psy->usb.properties = lp8727_charger_prop;
-       psy->usb.num_properties = ARRAY_SIZE(lp8727_charger_prop);
-       psy->usb.get_property = lp8727_charger_get_property;
-
-       if (power_supply_register(pchg->dev, &psy->usb, &psy_cfg))
+       psy->usb = power_supply_register(pchg->dev, &lp8727_usb_desc,
+                                        &psy_cfg);
+       if (IS_ERR(psy->usb))
                goto err_psy_usb;
 
-       psy->batt.name = "main_batt";
-       psy->batt.type = POWER_SUPPLY_TYPE_BATTERY;
-       psy->batt.properties = lp8727_battery_prop;
-       psy->batt.num_properties = ARRAY_SIZE(lp8727_battery_prop);
-       psy->batt.get_property = lp8727_battery_get_property;
-       psy->batt.external_power_changed = lp8727_charger_changed;
-
-       if (power_supply_register(pchg->dev, &psy->batt, NULL))
+       psy->batt = power_supply_register(pchg->dev, &lp8727_batt_desc, NULL);
+       if (IS_ERR(psy->batt))
                goto err_psy_batt;
 
        return 0;
 
 err_psy_batt:
-       power_supply_unregister(&psy->usb);
+       power_supply_unregister(psy->usb);
 err_psy_usb:
-       power_supply_unregister(&psy->ac);
+       power_supply_unregister(psy->ac);
 err_psy_ac:
        return -EPERM;
 }
        if (!psy)
                return;
 
-       power_supply_unregister(&psy->ac);
-       power_supply_unregister(&psy->usb);
-       power_supply_unregister(&psy->batt);
+       power_supply_unregister(psy->ac);
+       power_supply_unregister(psy->usb);
+       power_supply_unregister(psy->batt);
 }
 
 #ifdef CONFIG_OF
 
  */
 struct lp8788_charger {
        struct lp8788 *lp;
-       struct power_supply charger;
-       struct power_supply battery;
+       struct power_supply *charger;
+       struct power_supply *battery;
        struct work_struct charger_work;
        struct iio_channel *chan[LP8788_NUM_CHG_ADC];
        struct lp8788_chg_irq irqs[LP8788_MAX_CHG_IRQS];
                                        enum power_supply_property psp,
                                        union power_supply_propval *val)
 {
-       struct lp8788_charger *pchg = dev_get_drvdata(psy->dev->parent);
+       struct lp8788_charger *pchg = dev_get_drvdata(psy->dev.parent);
        u8 read;
 
        switch (psp) {
                                        enum power_supply_property psp,
                                        union power_supply_propval *val)
 {
-       struct lp8788_charger *pchg = dev_get_drvdata(psy->dev->parent);
+       struct lp8788_charger *pchg = dev_get_drvdata(psy->dev.parent);
 
        switch (psp) {
        case POWER_SUPPLY_PROP_STATUS:
        return 0;
 }
 
+static const struct power_supply_desc lp8788_psy_charger_desc = {
+       .name           = LP8788_CHARGER_NAME,
+       .type           = POWER_SUPPLY_TYPE_MAINS,
+       .properties     = lp8788_charger_prop,
+       .num_properties = ARRAY_SIZE(lp8788_charger_prop),
+       .get_property   = lp8788_charger_get_property,
+};
+
+static const struct power_supply_desc lp8788_psy_battery_desc = {
+       .name           = LP8788_BATTERY_NAME,
+       .type           = POWER_SUPPLY_TYPE_BATTERY,
+       .properties     = lp8788_battery_prop,
+       .num_properties = ARRAY_SIZE(lp8788_battery_prop),
+       .get_property   = lp8788_battery_get_property,
+};
+
 static int lp8788_psy_register(struct platform_device *pdev,
                                struct lp8788_charger *pchg)
 {
        struct power_supply_config charger_cfg = {};
 
-       pchg->charger.name = LP8788_CHARGER_NAME;
-       pchg->charger.type = POWER_SUPPLY_TYPE_MAINS;
-       pchg->charger.properties = lp8788_charger_prop;
-       pchg->charger.num_properties = ARRAY_SIZE(lp8788_charger_prop);
-       pchg->charger.get_property = lp8788_charger_get_property;
-
        charger_cfg.supplied_to = battery_supplied_to;
        charger_cfg.num_supplicants = ARRAY_SIZE(battery_supplied_to);
 
-       if (power_supply_register(&pdev->dev, &pchg->charger, &charger_cfg))
+       pchg->charger = power_supply_register(&pdev->dev,
+                                             &lp8788_psy_charger_desc,
+                                             &charger_cfg);
+       if (IS_ERR(pchg->charger))
                return -EPERM;
 
-       pchg->battery.name = LP8788_BATTERY_NAME;
-       pchg->battery.type = POWER_SUPPLY_TYPE_BATTERY;
-       pchg->battery.properties = lp8788_battery_prop;
-       pchg->battery.num_properties = ARRAY_SIZE(lp8788_battery_prop);
-       pchg->battery.get_property = lp8788_battery_get_property;
-
-       if (power_supply_register(&pdev->dev, &pchg->battery, NULL)) {
-               power_supply_unregister(&pchg->charger);
+       pchg->battery = power_supply_register(&pdev->dev,
+                                             &lp8788_psy_battery_desc, NULL);
+       if (IS_ERR(pchg->battery)) {
+               power_supply_unregister(pchg->charger);
                return -EPERM;
        }
 
 
 static void lp8788_psy_unregister(struct lp8788_charger *pchg)
 {
-       power_supply_unregister(&pchg->battery);
-       power_supply_unregister(&pchg->charger);
+       power_supply_unregister(pchg->battery);
+       power_supply_unregister(pchg->charger);
 }
 
 static void lp8788_charger_event(struct work_struct *work)
        case LP8788_INT_EOC:
        case LP8788_INT_BATT_LOW:
        case LP8788_INT_NO_BATT:
-               power_supply_changed(&pchg->charger);
-               power_supply_changed(&pchg->battery);
+               power_supply_changed(pchg->charger);
+               power_supply_changed(pchg->battery);
                break;
        default:
                break;
 
 
 struct ltc294x_info {
        struct i2c_client *client;      /* I2C Client pointer */
-       struct power_supply supply;     /* Supply pointer */
+       struct power_supply *supply;    /* Supply pointer */
+       struct power_supply_desc supply_desc;   /* Supply description */
        struct delayed_work work;       /* Work scheduler */
        int num_regs;   /* Number of registers (chip type) */
        int id;         /* Identifier of ltc294x chip */
                                enum power_supply_property prop,
                                union power_supply_propval *val)
 {
-       struct ltc294x_info *info =
-               container_of(psy, struct ltc294x_info, supply);
+       struct ltc294x_info *info = power_supply_get_drvdata(psy);
 
        switch (prop) {
        case POWER_SUPPLY_PROP_CHARGE_NOW:
        enum power_supply_property psp,
        const union power_supply_propval *val)
 {
-       struct ltc294x_info *info =
-               container_of(psy, struct ltc294x_info, supply);
+       struct ltc294x_info *info = power_supply_get_drvdata(psy);
 
        switch (psp) {
        case POWER_SUPPLY_PROP_CHARGE_NOW:
 
        if (charge != info->charge) {
                info->charge = charge;
-               power_supply_changed(&info->supply);
+               power_supply_changed(info->supply);
        }
 }
 
        struct ltc294x_info *info = i2c_get_clientdata(client);
 
        cancel_delayed_work(&info->work);
-       power_supply_unregister(&info->supply);
-       kfree(info->supply.name);
+       power_supply_unregister(info->supply);
+       kfree(info->supply_desc.name);
        mutex_lock(<c294x_lock);
        idr_remove(<c294x_id, info->id);
        mutex_unlock(<c294x_lock);
 static int ltc294x_i2c_probe(struct i2c_client *client,
        const struct i2c_device_id *id)
 {
+       struct power_supply_config psy_cfg = {};
        struct ltc294x_info *info;
        int ret;
        int num;
        i2c_set_clientdata(client, info);
 
        info->num_regs = id->driver_data;
-       info->supply.name = kasprintf(GFP_KERNEL, "%s-%d", client->name, num);
-       if (!info->supply.name) {
+       info->supply_desc.name = kasprintf(GFP_KERNEL, "%s-%d", client->name,
+                                          num);
+       if (!info->supply_desc.name) {
                ret = -ENOMEM;
                goto fail_name;
        }
 
        info->client = client;
        info->id = num;
-       info->supply.type = POWER_SUPPLY_TYPE_BATTERY;
-       info->supply.properties = ltc294x_properties;
+       info->supply_desc.type = POWER_SUPPLY_TYPE_BATTERY;
+       info->supply_desc.properties = ltc294x_properties;
        if (info->num_regs >= LTC294X_REG_TEMPERATURE_LSB)
-               info->supply.num_properties =
+               info->supply_desc.num_properties =
                        ARRAY_SIZE(ltc294x_properties);
        else if (info->num_regs >= LTC294X_REG_CURRENT_LSB)
-               info->supply.num_properties =
+               info->supply_desc.num_properties =
                        ARRAY_SIZE(ltc294x_properties) - 1;
        else if (info->num_regs >= LTC294X_REG_VOLTAGE_LSB)
-               info->supply.num_properties =
+               info->supply_desc.num_properties =
                        ARRAY_SIZE(ltc294x_properties) - 2;
        else
-               info->supply.num_properties =
+               info->supply_desc.num_properties =
                        ARRAY_SIZE(ltc294x_properties) - 3;
-       info->supply.get_property = ltc294x_get_property;
-       info->supply.set_property = ltc294x_set_property;
-       info->supply.property_is_writeable = ltc294x_property_is_writeable;
-       info->supply.external_power_changed     = NULL;
+       info->supply_desc.get_property = ltc294x_get_property;
+       info->supply_desc.set_property = ltc294x_set_property;
+       info->supply_desc.property_is_writeable = ltc294x_property_is_writeable;
+       info->supply_desc.external_power_changed        = NULL;
+
+       psy_cfg.drv_data = info;
 
        INIT_DELAYED_WORK(&info->work, ltc294x_work);
 
                goto fail_comm;
        }
 
-       ret = power_supply_register(&client->dev, &info->supply, NULL);
-       if (ret) {
+       info->supply = power_supply_register(&client->dev, &info->supply_desc,
+                                            &psy_cfg);
+       if (IS_ERR(info->supply)) {
                dev_err(&client->dev, "failed to register ltc2941\n");
+               ret = PTR_ERR(info->supply);
                goto fail_register;
        } else {
                schedule_delayed_work(&info->work, LTC294X_WORK_DELAY * HZ);
        return 0;
 
 fail_register:
-       kfree(info->supply.name);
+       kfree(info->supply_desc.name);
 fail_comm:
 fail_name:
 fail_info:
 
 #include <linux/mfd/max14577.h>
 
 struct max14577_charger {
-       struct device *dev;
-       struct max14577 *max14577;
-       struct power_supply     charger;
+       struct device           *dev;
+       struct max14577         *max14577;
+       struct power_supply     *charger;
 
        struct max14577_charger_platform_data   *pdata;
 };
                            enum power_supply_property psp,
                            union power_supply_propval *val)
 {
-       struct max14577_charger *chg = container_of(psy,
-                                                 struct max14577_charger,
-                                                 charger);
+       struct max14577_charger *chg = power_supply_get_drvdata(psy);
        int ret = 0;
 
        switch (psp) {
        return ret;
 }
 
+static const struct power_supply_desc max14577_charger_desc = {
+       .name = "max14577-charger",
+       .type = POWER_SUPPLY_TYPE_BATTERY,
+       .properties = max14577_charger_props,
+       .num_properties = ARRAY_SIZE(max14577_charger_props),
+       .get_property = max14577_charger_get_property,
+};
+
 #ifdef CONFIG_OF
 static struct max14577_charger_platform_data *max14577_charger_dt_init(
                struct platform_device *pdev)
 static int max14577_charger_probe(struct platform_device *pdev)
 {
        struct max14577_charger *chg;
+       struct power_supply_config psy_cfg = {};
        struct max14577 *max14577 = dev_get_drvdata(pdev->dev.parent);
        int ret;
 
        if (ret)
                return ret;
 
-       chg->charger.name = "max14577-charger",
-       chg->charger.type = POWER_SUPPLY_TYPE_BATTERY,
-       chg->charger.properties = max14577_charger_props,
-       chg->charger.num_properties = ARRAY_SIZE(max14577_charger_props),
-       chg->charger.get_property = max14577_charger_get_property,
-
        ret = device_create_file(&pdev->dev, &dev_attr_fast_charge_timer);
        if (ret) {
                dev_err(&pdev->dev, "failed: create sysfs entry\n");
                return ret;
        }
 
-       ret = power_supply_register(&pdev->dev, &chg->charger, NULL);
-       if (ret) {
+       psy_cfg.drv_data = chg;
+       chg->charger = power_supply_register(&pdev->dev, &max14577_charger_desc,
+                                               &psy_cfg);
+       if (IS_ERR(chg->charger)) {
                dev_err(&pdev->dev, "failed: power supply register\n");
+               ret = PTR_ERR(chg->charger);
                goto err;
        }
 
        struct max14577_charger *chg = platform_get_drvdata(pdev);
 
        device_remove_file(&pdev->dev, &dev_attr_fast_charge_timer);
-       power_supply_unregister(&chg->charger);
+       power_supply_unregister(chg->charger);
 
        return 0;
 }
 
 struct max17040_chip {
        struct i2c_client               *client;
        struct delayed_work             work;
-       struct power_supply             battery;
+       struct power_supply             *battery;
        struct max17040_platform_data   *pdata;
 
        /* State Of Connect */
                            enum power_supply_property psp,
                            union power_supply_propval *val)
 {
-       struct max17040_chip *chip = container_of(psy,
-                               struct max17040_chip, battery);
+       struct max17040_chip *chip = power_supply_get_drvdata(psy);
 
        switch (psp) {
        case POWER_SUPPLY_PROP_STATUS:
        POWER_SUPPLY_PROP_CAPACITY,
 };
 
+static const struct power_supply_desc max17040_battery_desc = {
+       .name           = "battery",
+       .type           = POWER_SUPPLY_TYPE_BATTERY,
+       .get_property   = max17040_get_property,
+       .properties     = max17040_battery_props,
+       .num_properties = ARRAY_SIZE(max17040_battery_props),
+};
+
 static int max17040_probe(struct i2c_client *client,
                        const struct i2c_device_id *id)
 {
        struct i2c_adapter *adapter = to_i2c_adapter(client->dev.parent);
+       struct power_supply_config psy_cfg = {};
        struct max17040_chip *chip;
-       int ret;
 
        if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE))
                return -EIO;
        chip->pdata = client->dev.platform_data;
 
        i2c_set_clientdata(client, chip);
+       psy_cfg.drv_data = chip;
 
-       chip->battery.name              = "battery";
-       chip->battery.type              = POWER_SUPPLY_TYPE_BATTERY;
-       chip->battery.get_property      = max17040_get_property;
-       chip->battery.properties        = max17040_battery_props;
-       chip->battery.num_properties    = ARRAY_SIZE(max17040_battery_props);
-
-       ret = power_supply_register(&client->dev, &chip->battery, NULL);
-       if (ret) {
+       chip->battery = power_supply_register(&client->dev,
+                               &max17040_battery_desc, &psy_cfg);
+       if (IS_ERR(chip->battery)) {
                dev_err(&client->dev, "failed: power supply register\n");
-               return ret;
+               return PTR_ERR(chip->battery);
        }
 
        max17040_reset(client);
 {
        struct max17040_chip *chip = i2c_get_clientdata(client);
 
-       power_supply_unregister(&chip->battery);
+       power_supply_unregister(chip->battery);
        cancel_delayed_work(&chip->work);
        return 0;
 }
 
 struct max17042_chip {
        struct i2c_client *client;
        struct regmap *regmap;
-       struct power_supply battery;
+       struct power_supply *battery;
        enum max170xx_chip_type chip_type;
        struct max17042_platform_data *pdata;
        struct work_struct work;
                            enum power_supply_property psp,
                            union power_supply_propval *val)
 {
-       struct max17042_chip *chip = container_of(psy,
-                               struct max17042_chip, battery);
+       struct max17042_chip *chip = power_supply_get_drvdata(psy);
        struct regmap *map = chip->regmap;
        int ret;
        u32 data;
                max17042_set_soc_threshold(chip, 1);
        }
 
-       power_supply_changed(&chip->battery);
+       power_supply_changed(chip->battery);
        return IRQ_HANDLED;
 }
 
        .val_format_endian = REGMAP_ENDIAN_NATIVE,
 };
 
+static const struct power_supply_desc max17042_psy_desc = {
+       .name           = "max170xx_battery",
+       .type           = POWER_SUPPLY_TYPE_BATTERY,
+       .get_property   = max17042_get_property,
+       .properties     = max17042_battery_props,
+       .num_properties = ARRAY_SIZE(max17042_battery_props),
+};
+
+static const struct power_supply_desc max17042_no_current_sense_psy_desc = {
+       .name           = "max170xx_battery",
+       .type           = POWER_SUPPLY_TYPE_BATTERY,
+       .get_property   = max17042_get_property,
+       .properties     = max17042_battery_props,
+       .num_properties = ARRAY_SIZE(max17042_battery_props) - 2,
+};
+
 static int max17042_probe(struct i2c_client *client,
                        const struct i2c_device_id *id)
 {
        struct i2c_adapter *adapter = to_i2c_adapter(client->dev.parent);
+       const struct power_supply_desc *max17042_desc = &max17042_psy_desc;
+       struct power_supply_config psy_cfg = {};
        struct max17042_chip *chip;
        int ret;
        int i;
        }
 
        i2c_set_clientdata(client, chip);
+       psy_cfg.drv_data = chip;
 
        regmap_read(chip->regmap, MAX17042_DevName, &val);
        if (val == MAX17042_IC_VERSION) {
                return -EIO;
        }
 
-       chip->battery.name              = "max170xx_battery";
-       chip->battery.type              = POWER_SUPPLY_TYPE_BATTERY;
-       chip->battery.get_property      = max17042_get_property;
-       chip->battery.properties        = max17042_battery_props;
-       chip->battery.num_properties    = ARRAY_SIZE(max17042_battery_props);
-
        /* When current is not measured,
         * CURRENT_NOW and CURRENT_AVG properties should be invisible. */
        if (!chip->pdata->enable_current_sense)
-               chip->battery.num_properties -= 2;
+               max17042_desc = &max17042_no_current_sense_psy_desc;
 
        if (chip->pdata->r_sns == 0)
                chip->pdata->r_sns = MAX17042_DEFAULT_SNS_RESISTOR;
                regmap_write(chip->regmap, MAX17042_LearnCFG, 0x0007);
        }
 
-       ret = power_supply_register(&client->dev, &chip->battery, NULL);
-       if (ret) {
+       chip->battery = power_supply_register(&client->dev, max17042_desc,
+                                               &psy_cfg);
+       if (IS_ERR(chip->battery)) {
                dev_err(&client->dev, "failed: power supply register\n");
-               return ret;
+               return PTR_ERR(chip->battery);
        }
 
        if (client->irq) {
                ret = request_threaded_irq(client->irq, NULL,
                                        max17042_thread_handler,
                                        IRQF_TRIGGER_FALLING | IRQF_ONESHOT,
-                                       chip->battery.name, chip);
+                                       chip->battery->desc->name, chip);
                if (!ret) {
                        regmap_update_bits(chip->regmap, MAX17042_CONFIG,
                                        CONFIG_ALRT_BIT_ENBL,
 
        if (client->irq)
                free_irq(client->irq, chip);
-       power_supply_unregister(&chip->battery);
+       power_supply_unregister(chip->battery);
        return 0;
 }
 
 
 #include <linux/mfd/max77693.h>
 #include <linux/mfd/max77693-private.h>
 
-static const char *max77693_charger_name               = "max77693-charger";
+#define MAX77693_CHARGER_NAME                          "max77693-charger"
 static const char *max77693_charger_model              = "MAX77693";
 static const char *max77693_charger_manufacturer       = "Maxim Integrated";
 
 struct max77693_charger {
        struct device           *dev;
        struct max77693_dev     *max77693;
-       struct power_supply     charger;
+       struct power_supply     *charger;
 
        u32 constant_volt;
        u32 min_system_volt;
                            enum power_supply_property psp,
                            union power_supply_propval *val)
 {
-       struct max77693_charger *chg = container_of(psy,
-                                                 struct max77693_charger,
-                                                 charger);
+       struct max77693_charger *chg = power_supply_get_drvdata(psy);
        struct regmap *regmap = chg->max77693->regmap;
        int ret = 0;
 
        return ret;
 }
 
+static const struct power_supply_desc max77693_charger_desc = {
+       .name           = MAX77693_CHARGER_NAME,
+       .type           = POWER_SUPPLY_TYPE_BATTERY,
+       .properties     = max77693_charger_props,
+       .num_properties = ARRAY_SIZE(max77693_charger_props),
+       .get_property   = max77693_charger_get_property,
+};
+
 static ssize_t device_attr_store(struct device *dev,
                struct device_attribute *attr, const char *buf, size_t count,
                int (*fn)(struct max77693_charger *, unsigned long))
 static int max77693_charger_probe(struct platform_device *pdev)
 {
        struct max77693_charger *chg;
+       struct power_supply_config psy_cfg = {};
        struct max77693_dev *max77693 = dev_get_drvdata(pdev->dev.parent);
        int ret;
 
        if (ret)
                return ret;
 
-       chg->charger.name = max77693_charger_name;
-       chg->charger.type = POWER_SUPPLY_TYPE_BATTERY;
-       chg->charger.properties = max77693_charger_props;
-       chg->charger.num_properties = ARRAY_SIZE(max77693_charger_props);
-       chg->charger.get_property = max77693_charger_get_property;
+       psy_cfg.drv_data = chg;
 
        ret = device_create_file(&pdev->dev, &dev_attr_fast_charge_timer);
        if (ret) {
                goto err;
        }
 
-       ret = power_supply_register(&pdev->dev, &chg->charger, NULL);
-       if (ret) {
+       chg->charger = power_supply_register(&pdev->dev,
+                                               &max77693_charger_desc,
+                                               &psy_cfg);
+       if (IS_ERR(chg->charger)) {
                dev_err(&pdev->dev, "failed: power supply register\n");
+               ret = PTR_ERR(chg->charger);
                goto err;
        }
 
        device_remove_file(&pdev->dev, &dev_attr_top_off_threshold_current);
        device_remove_file(&pdev->dev, &dev_attr_fast_charge_timer);
 
-       power_supply_unregister(&chg->charger);
+       power_supply_unregister(chg->charger);
 
        return 0;
 }
 
 struct max8903_data {
        struct max8903_pdata pdata;
        struct device *dev;
-       struct power_supply psy;
+       struct power_supply *psy;
+       struct power_supply_desc psy_desc;
        bool fault;
        bool usb_in;
        bool ta_in;
                enum power_supply_property psp,
                union power_supply_propval *val)
 {
-       struct max8903_data *data = container_of(psy,
-                       struct max8903_data, psy);
+       struct max8903_data *data = power_supply_get_drvdata(psy);
 
        switch (psp) {
        case POWER_SUPPLY_PROP_STATUS:
        dev_dbg(data->dev, "TA(DC-IN) Charger %s.\n", ta_in ?
                        "Connected" : "Disconnected");
 
-       old_type = data->psy.type;
+       old_type = data->psy_desc.type;
 
        if (data->ta_in)
-               data->psy.type = POWER_SUPPLY_TYPE_MAINS;
+               data->psy_desc.type = POWER_SUPPLY_TYPE_MAINS;
        else if (data->usb_in)
-               data->psy.type = POWER_SUPPLY_TYPE_USB;
+               data->psy_desc.type = POWER_SUPPLY_TYPE_USB;
        else
-               data->psy.type = POWER_SUPPLY_TYPE_BATTERY;
+               data->psy_desc.type = POWER_SUPPLY_TYPE_BATTERY;
 
-       if (old_type != data->psy.type)
-               power_supply_changed(&data->psy);
+       if (old_type != data->psy_desc.type)
+               power_supply_changed(data->psy);
 
        return IRQ_HANDLED;
 }
        dev_dbg(data->dev, "USB Charger %s.\n", usb_in ?
                        "Connected" : "Disconnected");
 
-       old_type = data->psy.type;
+       old_type = data->psy_desc.type;
 
        if (data->ta_in)
-               data->psy.type = POWER_SUPPLY_TYPE_MAINS;
+               data->psy_desc.type = POWER_SUPPLY_TYPE_MAINS;
        else if (data->usb_in)
-               data->psy.type = POWER_SUPPLY_TYPE_USB;
+               data->psy_desc.type = POWER_SUPPLY_TYPE_USB;
        else
-               data->psy.type = POWER_SUPPLY_TYPE_BATTERY;
+               data->psy_desc.type = POWER_SUPPLY_TYPE_BATTERY;
 
-       if (old_type != data->psy.type)
-               power_supply_changed(&data->psy);
+       if (old_type != data->psy_desc.type)
+               power_supply_changed(data->psy);
 
        return IRQ_HANDLED;
 }
        struct max8903_data *data;
        struct device *dev = &pdev->dev;
        struct max8903_pdata *pdata = pdev->dev.platform_data;
+       struct power_supply_config psy_cfg = {};
        int ret = 0;
        int gpio;
        int ta_in = 0;
        data->ta_in = ta_in;
        data->usb_in = usb_in;
 
-       data->psy.name = "max8903_charger";
-       data->psy.type = (ta_in) ? POWER_SUPPLY_TYPE_MAINS :
+       data->psy_desc.name = "max8903_charger";
+       data->psy_desc.type = (ta_in) ? POWER_SUPPLY_TYPE_MAINS :
                        ((usb_in) ? POWER_SUPPLY_TYPE_USB :
                         POWER_SUPPLY_TYPE_BATTERY);
-       data->psy.get_property = max8903_get_property;
-       data->psy.properties = max8903_charger_props;
-       data->psy.num_properties = ARRAY_SIZE(max8903_charger_props);
+       data->psy_desc.get_property = max8903_get_property;
+       data->psy_desc.properties = max8903_charger_props;
+       data->psy_desc.num_properties = ARRAY_SIZE(max8903_charger_props);
 
-       ret = power_supply_register(dev, &data->psy, NULL);
-       if (ret) {
+       psy_cfg.drv_data = data;
+
+       data->psy = power_supply_register(dev, &data->psy_desc, &psy_cfg);
+       if (IS_ERR(data->psy)) {
                dev_err(dev, "failed: power supply register.\n");
+               ret = PTR_ERR(data->psy);
                goto err;
        }
 
        if (pdata->dc_valid)
                free_irq(gpio_to_irq(pdata->dok), data);
 err_psy:
-       power_supply_unregister(&data->psy);
+       power_supply_unregister(data->psy);
 err:
        return ret;
 }
                        free_irq(gpio_to_irq(pdata->uok), data);
                if (pdata->dc_valid)
                        free_irq(gpio_to_irq(pdata->dok), data);
-               power_supply_unregister(&data->psy);
+               power_supply_unregister(data->psy);
        }
 
        return 0;
 
        struct i2c_client       *gpm;
        struct i2c_client       *adc;
 
-       struct power_supply     ac;
-       struct power_supply     usb;
-       struct power_supply     battery;
+       struct power_supply     *ac;
+       struct power_supply     *usb;
+       struct power_supply     *battery;
        int                     irq_base;
        unsigned                ac_online:1;
        unsigned                usb_online:1;
                               enum power_supply_property psp,
                               union power_supply_propval *val)
 {
-       struct max8925_power_info *info = dev_get_drvdata(psy->dev->parent);
+       struct max8925_power_info *info = dev_get_drvdata(psy->dev.parent);
        int ret = 0;
 
        switch (psp) {
                                enum power_supply_property psp,
                                union power_supply_propval *val)
 {
-       struct max8925_power_info *info = dev_get_drvdata(psy->dev->parent);
+       struct max8925_power_info *info = dev_get_drvdata(psy->dev.parent);
        int ret = 0;
 
        switch (psp) {
                                enum power_supply_property psp,
                                union power_supply_propval *val)
 {
-       struct max8925_power_info *info = dev_get_drvdata(psy->dev->parent);
+       struct max8925_power_info *info = dev_get_drvdata(psy->dev.parent);
        int ret = 0;
 
        switch (psp) {
        POWER_SUPPLY_PROP_STATUS,
 };
 
+static const struct power_supply_desc ac_desc = {
+       .name           = "max8925-ac",
+       .type           = POWER_SUPPLY_TYPE_MAINS,
+       .properties     = max8925_ac_props,
+       .num_properties = ARRAY_SIZE(max8925_ac_props),
+       .get_property   = max8925_ac_get_prop,
+};
+
+static const struct power_supply_desc usb_desc = {
+       .name           = "max8925-usb",
+       .type           = POWER_SUPPLY_TYPE_USB,
+       .properties     = max8925_usb_props,
+       .num_properties = ARRAY_SIZE(max8925_usb_props),
+       .get_property   = max8925_usb_get_prop,
+};
+
+static const struct power_supply_desc battery_desc = {
+       .name           = "max8925-battery",
+       .type           = POWER_SUPPLY_TYPE_BATTERY,
+       .properties     = max8925_battery_props,
+       .num_properties = ARRAY_SIZE(max8925_battery_props),
+       .get_property   = max8925_bat_get_prop,
+};
+
 #define REQUEST_IRQ(_irq, _name)                                       \
 do {                                                                   \
        ret = request_threaded_irq(chip->irq_base + _irq, NULL,         \
        psy_cfg.supplied_to = pdata->supplied_to;
        psy_cfg.num_supplicants = pdata->num_supplicants;
 
-       info->ac.name = "max8925-ac";
-       info->ac.type = POWER_SUPPLY_TYPE_MAINS;
-       info->ac.properties = max8925_ac_props;
-       info->ac.num_properties = ARRAY_SIZE(max8925_ac_props);
-       info->ac.get_property = max8925_ac_get_prop;
-       ret = power_supply_register(&pdev->dev, &info->ac, &psy_cfg);
-       if (ret)
+       info->ac = power_supply_register(&pdev->dev, &ac_desc, &psy_cfg);
+       if (IS_ERR(info->ac)) {
+               ret = PTR_ERR(info->ac);
                goto out;
-       info->ac.dev->parent = &pdev->dev;
-
-       info->usb.name = "max8925-usb";
-       info->usb.type = POWER_SUPPLY_TYPE_USB;
-       info->usb.properties = max8925_usb_props;
-       info->usb.num_properties = ARRAY_SIZE(max8925_usb_props);
-       info->usb.get_property = max8925_usb_get_prop;
+       }
+       info->ac->dev.parent = &pdev->dev;
 
-       ret = power_supply_register(&pdev->dev, &info->usb, &psy_cfg);
-       if (ret)
+       info->usb = power_supply_register(&pdev->dev, &usb_desc, &psy_cfg);
+       if (IS_ERR(info->usb)) {
+               ret = PTR_ERR(info->usb);
                goto out_usb;
-       info->usb.dev->parent = &pdev->dev;
-
-       info->battery.name = "max8925-battery";
-       info->battery.type = POWER_SUPPLY_TYPE_BATTERY;
-       info->battery.properties = max8925_battery_props;
-       info->battery.num_properties = ARRAY_SIZE(max8925_battery_props);
-       info->battery.get_property = max8925_bat_get_prop;
-       ret = power_supply_register(&pdev->dev, &info->battery, NULL);
-       if (ret)
+       }
+       info->usb->dev.parent = &pdev->dev;
+
+       info->battery = power_supply_register(&pdev->dev, &battery_desc, NULL);
+       if (IS_ERR(info->battery)) {
+               ret = PTR_ERR(info->battery);
                goto out_battery;
-       info->battery.dev->parent = &pdev->dev;
+       }
+       info->battery->dev.parent = &pdev->dev;
 
        info->batt_detect = pdata->batt_detect;
        info->topoff_threshold = pdata->topoff_threshold;
        max8925_init_charger(chip, info);
        return 0;
 out_battery:
-       power_supply_unregister(&info->battery);
+       power_supply_unregister(info->battery);
 out_usb:
-       power_supply_unregister(&info->ac);
+       power_supply_unregister(info->ac);
 out:
        return ret;
 }
        struct max8925_power_info *info = platform_get_drvdata(pdev);
 
        if (info) {
-               power_supply_unregister(&info->ac);
-               power_supply_unregister(&info->usb);
-               power_supply_unregister(&info->battery);
+               power_supply_unregister(info->ac);
+               power_supply_unregister(info->usb);
+               power_supply_unregister(info->battery);
                max8925_deinit_charger(info);
        }
        return 0;
 
 struct charger_data {
        struct device *dev;
        struct max8997_dev *iodev;
-       struct power_supply battery;
+       struct power_supply *battery;
 };
 
 static enum power_supply_property max8997_battery_props[] = {
                enum power_supply_property psp,
                union power_supply_propval *val)
 {
-       struct charger_data *charger = container_of(psy,
-                       struct charger_data, battery);
+       struct charger_data *charger = power_supply_get_drvdata(psy);
        struct i2c_client *i2c = charger->iodev->i2c;
        int ret;
        u8 reg;
        return 0;
 }
 
+static const struct power_supply_desc max8997_battery_desc = {
+       .name           = "max8997_pmic",
+       .type           = POWER_SUPPLY_TYPE_BATTERY,
+       .get_property   = max8997_battery_get_property,
+       .properties     = max8997_battery_props,
+       .num_properties = ARRAY_SIZE(max8997_battery_props),
+};
+
 static int max8997_battery_probe(struct platform_device *pdev)
 {
        int ret = 0;
        struct charger_data *charger;
        struct max8997_dev *iodev = dev_get_drvdata(pdev->dev.parent);
        struct max8997_platform_data *pdata = dev_get_platdata(iodev->dev);
+       struct power_supply_config psy_cfg = {};
 
        if (!pdata)
                return -EINVAL;
 
        platform_set_drvdata(pdev, charger);
 
-       charger->battery.name = "max8997_pmic";
-       charger->battery.type = POWER_SUPPLY_TYPE_BATTERY;
-       charger->battery.get_property = max8997_battery_get_property;
-       charger->battery.properties = max8997_battery_props;
-       charger->battery.num_properties = ARRAY_SIZE(max8997_battery_props);
 
        charger->dev = &pdev->dev;
        charger->iodev = iodev;
 
-       ret = power_supply_register(&pdev->dev, &charger->battery, NULL);
-       if (ret) {
+       psy_cfg.drv_data = charger;
+
+       charger->battery = power_supply_register(&pdev->dev,
+                                                &max8997_battery_desc,
+                                                &psy_cfg);
+       if (IS_ERR(charger->battery)) {
                dev_err(&pdev->dev, "failed: power supply register\n");
-               return ret;
+               return PTR_ERR(charger->battery);
        }
 
        return 0;
 {
        struct charger_data *charger = platform_get_drvdata(pdev);
 
-       power_supply_unregister(&charger->battery);
+       power_supply_unregister(charger->battery);
        return 0;
 }
 
 
 struct max8998_battery_data {
        struct device *dev;
        struct max8998_dev *iodev;
-       struct power_supply battery;
+       struct power_supply *battery;
 };
 
 static enum power_supply_property max8998_battery_props[] = {
                enum power_supply_property psp,
                union power_supply_propval *val)
 {
-       struct max8998_battery_data *max8998 = container_of(psy,
-                       struct max8998_battery_data, battery);
+       struct max8998_battery_data *max8998 = power_supply_get_drvdata(psy);
        struct i2c_client *i2c = max8998->iodev->i2c;
        int ret;
        u8 reg;
        return 0;
 }
 
+static const struct power_supply_desc max8998_battery_desc = {
+       .name           = "max8998_pmic",
+       .type           = POWER_SUPPLY_TYPE_BATTERY,
+       .get_property   = max8998_battery_get_property,
+       .properties     = max8998_battery_props,
+       .num_properties = ARRAY_SIZE(max8998_battery_props),
+};
+
 static int max8998_battery_probe(struct platform_device *pdev)
 {
        struct max8998_dev *iodev = dev_get_drvdata(pdev->dev.parent);
        struct max8998_platform_data *pdata = dev_get_platdata(iodev->dev);
+       struct power_supply_config psy_cfg = {};
        struct max8998_battery_data *max8998;
        struct i2c_client *i2c;
        int ret = 0;
                goto err;
        }
 
-       max8998->battery.name = "max8998_pmic";
-       max8998->battery.type = POWER_SUPPLY_TYPE_BATTERY;
-       max8998->battery.get_property = max8998_battery_get_property;
-       max8998->battery.properties = max8998_battery_props;
-       max8998->battery.num_properties = ARRAY_SIZE(max8998_battery_props);
+       psy_cfg.drv_data = max8998;
 
-       ret = power_supply_register(max8998->dev, &max8998->battery, NULL);
-       if (ret) {
-               dev_err(max8998->dev, "failed: power supply register\n");
+       max8998->battery = power_supply_register(max8998->dev,
+                                                &max8998_battery_desc,
+                                                &psy_cfg);
+       if (IS_ERR(max8998->battery)) {
+               ret = PTR_ERR(max8998->battery);
+               dev_err(max8998->dev, "failed: power supply register: %d\n",
+                       ret);
                goto err;
        }
 
 {
        struct max8998_battery_data *max8998 = platform_get_drvdata(pdev);
 
-       power_supply_unregister(&max8998->battery);
+       power_supply_unregister(max8998->battery);
 
        return 0;
 }
 
        POWER_SUPPLY_PROP_ONLINE,
 };
 
-static struct power_supply olpc_ac = {
+static const struct power_supply_desc olpc_ac_desc = {
        .name = "olpc-ac",
        .type = POWER_SUPPLY_TYPE_MAINS,
        .properties = olpc_ac_props,
        .get_property = olpc_ac_get_prop,
 };
 
+static struct power_supply *olpc_ac;
+
 static char bat_serial[17]; /* Ick */
 
 static int olpc_bat_get_status(union power_supply_propval *val, uint8_t ec_byte)
  *             Initialisation
  *********************************************************************/
 
-static struct power_supply olpc_bat = {
+static struct power_supply_desc olpc_bat_desc = {
        .name = "olpc-battery",
        .get_property = olpc_bat_get_property,
        .use_for_apm = 1,
 };
 
+static struct power_supply *olpc_bat;
+
 static int olpc_battery_suspend(struct platform_device *pdev,
                                pm_message_t state)
 {
-       if (device_may_wakeup(olpc_ac.dev))
+       if (device_may_wakeup(&olpc_ac->dev))
                olpc_ec_wakeup_set(EC_SCI_SRC_ACPWR);
        else
                olpc_ec_wakeup_clear(EC_SCI_SRC_ACPWR);
 
-       if (device_may_wakeup(olpc_bat.dev))
+       if (device_may_wakeup(&olpc_bat->dev))
                olpc_ec_wakeup_set(EC_SCI_SRC_BATTERY | EC_SCI_SRC_BATSOC
                                   | EC_SCI_SRC_BATERR);
        else
 
        /* Ignore the status. It doesn't actually matter */
 
-       ret = power_supply_register(&pdev->dev, &olpc_ac, NULL);
-       if (ret)
-               return ret;
+       olpc_ac = power_supply_register(&pdev->dev, &olpc_ac_desc, NULL);
+       if (IS_ERR(olpc_ac))
+               return PTR_ERR(olpc_ac);
 
        if (olpc_board_at_least(olpc_board_pre(0xd0))) { /* XO-1.5 */
-               olpc_bat.properties = olpc_xo15_bat_props;
-               olpc_bat.num_properties = ARRAY_SIZE(olpc_xo15_bat_props);
+               olpc_bat_desc.properties = olpc_xo15_bat_props;
+               olpc_bat_desc.num_properties = ARRAY_SIZE(olpc_xo15_bat_props);
        } else { /* XO-1 */
-               olpc_bat.properties = olpc_xo1_bat_props;
-               olpc_bat.num_properties = ARRAY_SIZE(olpc_xo1_bat_props);
+               olpc_bat_desc.properties = olpc_xo1_bat_props;
+               olpc_bat_desc.num_properties = ARRAY_SIZE(olpc_xo1_bat_props);
        }
 
-       ret = power_supply_register(&pdev->dev, &olpc_bat, NULL);
-       if (ret)
+       olpc_bat = power_supply_register(&pdev->dev, &olpc_bat_desc, NULL);
+       if (IS_ERR(olpc_bat)) {
+               ret = PTR_ERR(olpc_bat);
                goto battery_failed;
+       }
 
-       ret = device_create_bin_file(olpc_bat.dev, &olpc_bat_eeprom);
+       ret = device_create_bin_file(&olpc_bat->dev, &olpc_bat_eeprom);
        if (ret)
                goto eeprom_failed;
 
-       ret = device_create_file(olpc_bat.dev, &olpc_bat_error);
+       ret = device_create_file(&olpc_bat->dev, &olpc_bat_error);
        if (ret)
                goto error_failed;
 
        if (olpc_ec_wakeup_available()) {
-               device_set_wakeup_capable(olpc_ac.dev, true);
-               device_set_wakeup_capable(olpc_bat.dev, true);
+               device_set_wakeup_capable(&olpc_ac->dev, true);
+               device_set_wakeup_capable(&olpc_bat->dev, true);
        }
 
        return 0;
 
 error_failed:
-       device_remove_bin_file(olpc_bat.dev, &olpc_bat_eeprom);
+       device_remove_bin_file(&olpc_bat->dev, &olpc_bat_eeprom);
 eeprom_failed:
-       power_supply_unregister(&olpc_bat);
+       power_supply_unregister(olpc_bat);
 battery_failed:
-       power_supply_unregister(&olpc_ac);
+       power_supply_unregister(olpc_ac);
        return ret;
 }
 
 static int olpc_battery_remove(struct platform_device *pdev)
 {
-       device_remove_file(olpc_bat.dev, &olpc_bat_error);
-       device_remove_bin_file(olpc_bat.dev, &olpc_bat_eeprom);
-       power_supply_unregister(&olpc_bat);
-       power_supply_unregister(&olpc_ac);
+       device_remove_file(&olpc_bat->dev, &olpc_bat_error);
+       device_remove_bin_file(&olpc_bat->dev, &olpc_bat_eeprom);
+       power_supply_unregister(olpc_bat);
+       power_supply_unregister(olpc_ac);
        return 0;
 }
 
 
        int adapter_online;
        int usb_online;
 
-       struct power_supply usb;
-       struct power_supply adapter;
-       struct power_supply ac;
+       struct power_supply *usb;
+       struct power_supply *adapter;
+       struct power_supply *ac;
 };
 
 int pcf50633_mbc_usb_curlim_set(struct pcf50633 *pcf, int ma)
                                PCF50633_MBCC1_CHGENA, PCF50633_MBCC1_CHGENA);
        }
 
-       power_supply_changed(&mbc->usb);
+       power_supply_changed(mbc->usb);
 
        return ret;
 }
        else if (irq == PCF50633_IRQ_ADPREM)
                mbc->adapter_online = 0;
 
-       power_supply_changed(&mbc->ac);
-       power_supply_changed(&mbc->usb);
-       power_supply_changed(&mbc->adapter);
+       power_supply_changed(mbc->ac);
+       power_supply_changed(mbc->usb);
+       power_supply_changed(mbc->adapter);
 
        if (mbc->pcf->pdata->mbc_event_callback)
                mbc->pcf->pdata->mbc_event_callback(mbc->pcf, irq);
                        enum power_supply_property psp,
                        union power_supply_propval *val)
 {
-       struct pcf50633_mbc *mbc = container_of(psy,
-                               struct pcf50633_mbc, adapter);
+       struct pcf50633_mbc *mbc = power_supply_get_drvdata(psy);
        int ret = 0;
 
        switch (psp) {
                        enum power_supply_property psp,
                        union power_supply_propval *val)
 {
-       struct pcf50633_mbc *mbc = container_of(psy, struct pcf50633_mbc, usb);
+       struct pcf50633_mbc *mbc = power_supply_get_drvdata(psy);
        int ret = 0;
        u8 usblim = pcf50633_reg_read(mbc->pcf, PCF50633_REG_MBCC7) &
                                                PCF50633_MBCC7_USB_MASK;
                        enum power_supply_property psp,
                        union power_supply_propval *val)
 {
-       struct pcf50633_mbc *mbc = container_of(psy, struct pcf50633_mbc, ac);
+       struct pcf50633_mbc *mbc = power_supply_get_drvdata(psy);
        int ret = 0;
        u8 usblim = pcf50633_reg_read(mbc->pcf, PCF50633_REG_MBCC7) &
                                                PCF50633_MBCC7_USB_MASK;
        PCF50633_IRQ_LOWBAT,
 };
 
+static const struct power_supply_desc pcf50633_mbc_adapter_desc = {
+       .name           = "adapter",
+       .type           = POWER_SUPPLY_TYPE_MAINS,
+       .properties     = power_props,
+       .num_properties = ARRAY_SIZE(power_props),
+       .get_property   = &adapter_get_property,
+};
+
+static const struct power_supply_desc pcf50633_mbc_usb_desc = {
+       .name           = "usb",
+       .type           = POWER_SUPPLY_TYPE_USB,
+       .properties     = power_props,
+       .num_properties = ARRAY_SIZE(power_props),
+       .get_property   = usb_get_property,
+};
+
+static const struct power_supply_desc pcf50633_mbc_ac_desc = {
+       .name           = "ac",
+       .type           = POWER_SUPPLY_TYPE_MAINS,
+       .properties     = power_props,
+       .num_properties = ARRAY_SIZE(power_props),
+       .get_property   = ac_get_property,
+};
+
 static int pcf50633_mbc_probe(struct platform_device *pdev)
 {
        struct power_supply_config psy_cfg = {};
 
        psy_cfg.supplied_to             = mbc->pcf->pdata->batteries;
        psy_cfg.num_supplicants         = mbc->pcf->pdata->num_batteries;
+       psy_cfg.drv_data                = mbc;
 
        /* Create power supplies */
-       mbc->adapter.name               = "adapter";
-       mbc->adapter.type               = POWER_SUPPLY_TYPE_MAINS;
-       mbc->adapter.properties         = power_props;
-       mbc->adapter.num_properties     = ARRAY_SIZE(power_props);
-       mbc->adapter.get_property       = &adapter_get_property;
-
-       mbc->usb.name                   = "usb";
-       mbc->usb.type                   = POWER_SUPPLY_TYPE_USB;
-       mbc->usb.properties             = power_props;
-       mbc->usb.num_properties         = ARRAY_SIZE(power_props);
-       mbc->usb.get_property           = usb_get_property;
-
-       mbc->ac.name                    = "ac";
-       mbc->ac.type                    = POWER_SUPPLY_TYPE_MAINS;
-       mbc->ac.properties              = power_props;
-       mbc->ac.num_properties          = ARRAY_SIZE(power_props);
-       mbc->ac.get_property            = ac_get_property;
-
-       ret = power_supply_register(&pdev->dev, &mbc->adapter, &psy_cfg);
-       if (ret) {
+       mbc->adapter = power_supply_register(&pdev->dev,
+                                            &pcf50633_mbc_adapter_desc,
+                                            &psy_cfg);
+       if (IS_ERR(mbc->adapter)) {
                dev_err(mbc->pcf->dev, "failed to register adapter\n");
+               ret = PTR_ERR(mbc->adapter);
                return ret;
        }
 
-       ret = power_supply_register(&pdev->dev, &mbc->usb, &psy_cfg);
-       if (ret) {
+       mbc->usb = power_supply_register(&pdev->dev, &pcf50633_mbc_usb_desc,
+                                        &psy_cfg);
+       if (IS_ERR(mbc->usb)) {
                dev_err(mbc->pcf->dev, "failed to register usb\n");
-               power_supply_unregister(&mbc->adapter);
+               power_supply_unregister(mbc->adapter);
+               ret = PTR_ERR(mbc->usb);
                return ret;
        }
 
-       ret = power_supply_register(&pdev->dev, &mbc->ac, &psy_cfg);
-       if (ret) {
+       mbc->ac = power_supply_register(&pdev->dev, &pcf50633_mbc_ac_desc,
+                                       &psy_cfg);
+       if (IS_ERR(mbc->ac)) {
                dev_err(mbc->pcf->dev, "failed to register ac\n");
-               power_supply_unregister(&mbc->adapter);
-               power_supply_unregister(&mbc->usb);
+               power_supply_unregister(mbc->adapter);
+               power_supply_unregister(mbc->usb);
+               ret = PTR_ERR(mbc->ac);
                return ret;
        }
 
                pcf50633_free_irq(mbc->pcf, mbc_irq_handlers[i]);
 
        sysfs_remove_group(&pdev->dev.kobj, &mbc_attr_group);
-       power_supply_unregister(&mbc->usb);
-       power_supply_unregister(&mbc->adapter);
-       power_supply_unregister(&mbc->ac);
+       power_supply_unregister(mbc->usb);
+       power_supply_unregister(mbc->adapter);
+       power_supply_unregister(mbc->ac);
 
        return 0;
 }
 
 static struct timer_list supply_timer;
 static struct timer_list polling_timer;
 static int polling;
+static struct power_supply *pda_psy_ac, *pda_psy_usb;
 
 #if IS_ENABLED(CONFIG_USB_PHY)
 static struct usb_phy *transceiver;
 {
        switch (psp) {
        case POWER_SUPPLY_PROP_ONLINE:
-               if (psy->type == POWER_SUPPLY_TYPE_MAINS)
+               if (psy->desc->type == POWER_SUPPLY_TYPE_MAINS)
                        val->intval = pdata->is_ac_online ?
                                      pdata->is_ac_online() : 0;
                else
        "backup-battery",
 };
 
-static struct power_supply pda_psy_ac = {
+static const struct power_supply_desc pda_psy_ac_desc = {
        .name = "ac",
        .type = POWER_SUPPLY_TYPE_MAINS,
        .properties = pda_power_props,
        .get_property = pda_power_get_property,
 };
 
-static struct power_supply pda_psy_usb = {
+static const struct power_supply_desc pda_psy_usb_desc = {
        .name = "usb",
        .type = POWER_SUPPLY_TYPE_USB,
        .properties = pda_power_props,
 {
        if (ac_status == PDA_PSY_TO_CHANGE) {
                ac_status = new_ac_status;
-               power_supply_changed(&pda_psy_ac);
+               power_supply_changed(pda_psy_ac);
        }
 
        if (usb_status == PDA_PSY_TO_CHANGE) {
                usb_status = new_usb_status;
-               power_supply_changed(&pda_psy_usb);
+               power_supply_changed(pda_psy_usb);
        }
 }
 
 
 static irqreturn_t power_changed_isr(int irq, void *power_supply)
 {
-       if (power_supply == &pda_psy_ac)
+       if (power_supply == pda_psy_ac)
                ac_status = PDA_PSY_TO_CHANGE;
-       else if (power_supply == &pda_psy_usb)
+       else if (power_supply == pda_psy_usb)
                usb_status = PDA_PSY_TO_CHANGE;
        else
                return IRQ_NONE;
 #endif
 
        if (pdata->is_ac_online) {
-               ret = power_supply_register(&pdev->dev, &pda_psy_ac, &psy_cfg);
-               if (ret) {
+               pda_psy_ac = power_supply_register(&pdev->dev,
+                                                  &pda_psy_ac_desc, &psy_cfg);
+               if (IS_ERR(pda_psy_ac)) {
                        dev_err(dev, "failed to register %s power supply\n",
-                               pda_psy_ac.name);
+                               pda_psy_ac_desc.name);
+                       ret = PTR_ERR(pda_psy_ac);
                        goto ac_supply_failed;
                }
 
                if (ac_irq) {
                        ret = request_irq(ac_irq->start, power_changed_isr,
                                          get_irq_flags(ac_irq), ac_irq->name,
-                                         &pda_psy_ac);
+                                         pda_psy_ac);
                        if (ret) {
                                dev_err(dev, "request ac irq failed\n");
                                goto ac_irq_failed;
        }
 
        if (pdata->is_usb_online) {
-               ret = power_supply_register(&pdev->dev, &pda_psy_usb, &psy_cfg);
-               if (ret) {
+               pda_psy_usb = power_supply_register(&pdev->dev,
+                                                   &pda_psy_usb_desc,
+                                                   &psy_cfg);
+               if (IS_ERR(pda_psy_usb)) {
                        dev_err(dev, "failed to register %s power supply\n",
-                               pda_psy_usb.name);
+                               pda_psy_usb_desc.name);
+                       ret = PTR_ERR(pda_psy_usb);
                        goto usb_supply_failed;
                }
 
                if (usb_irq) {
                        ret = request_irq(usb_irq->start, power_changed_isr,
                                          get_irq_flags(usb_irq),
-                                         usb_irq->name, &pda_psy_usb);
+                                         usb_irq->name, pda_psy_usb);
                        if (ret) {
                                dev_err(dev, "request usb irq failed\n");
                                goto usb_irq_failed;
 #if IS_ENABLED(CONFIG_USB_PHY)
 otg_reg_notifier_failed:
        if (pdata->is_usb_online && usb_irq)
-               free_irq(usb_irq->start, &pda_psy_usb);
+               free_irq(usb_irq->start, pda_psy_usb);
 #endif
 usb_irq_failed:
        if (pdata->is_usb_online)
-               power_supply_unregister(&pda_psy_usb);
+               power_supply_unregister(pda_psy_usb);
 usb_supply_failed:
        if (pdata->is_ac_online && ac_irq)
-               free_irq(ac_irq->start, &pda_psy_ac);
+               free_irq(ac_irq->start, pda_psy_ac);
 #if IS_ENABLED(CONFIG_USB_PHY)
        if (!IS_ERR_OR_NULL(transceiver))
                usb_put_phy(transceiver);
 #endif
 ac_irq_failed:
        if (pdata->is_ac_online)
-               power_supply_unregister(&pda_psy_ac);
+               power_supply_unregister(pda_psy_ac);
 ac_supply_failed:
        if (ac_draw) {
                regulator_put(ac_draw);
 static int pda_power_remove(struct platform_device *pdev)
 {
        if (pdata->is_usb_online && usb_irq)
-               free_irq(usb_irq->start, &pda_psy_usb);
+               free_irq(usb_irq->start, pda_psy_usb);
        if (pdata->is_ac_online && ac_irq)
-               free_irq(ac_irq->start, &pda_psy_ac);
+               free_irq(ac_irq->start, pda_psy_ac);
 
        if (polling)
                del_timer_sync(&polling_timer);
        del_timer_sync(&supply_timer);
 
        if (pdata->is_usb_online)
-               power_supply_unregister(&pda_psy_usb);
+               power_supply_unregister(pda_psy_usb);
        if (pdata->is_ac_online)
-               power_supply_unregister(&pda_psy_ac);
+               power_supply_unregister(pda_psy_ac);
 #if IS_ENABLED(CONFIG_USB_PHY)
        if (!IS_ERR_OR_NULL(transceiver))
                usb_put_phy(transceiver);
 
 {
        dev_err(pm2->dev, "Overvoltage detected\n");
        pm2->flags.ovv = true;
-       power_supply_changed(&pm2->ac_chg.psy);
+       power_supply_changed(pm2->ac_chg.psy);
 
        /* Schedule a new HW failure check */
        queue_delayed_work(pm2->charger_wq, &pm2->check_hw_failure_work, 0);
        dev_dbg(pm2->dev , "20 minutes watchdog expired\n");
 
        pm2->ac.wd_expired = true;
-       power_supply_changed(&pm2->ac_chg.psy);
+       power_supply_changed(pm2->ac_chg.psy);
 
        return 0;
 }
        struct pm2xxx_charger *pm2;
        u8 val;
 
-       if (charger->psy.type == POWER_SUPPLY_TYPE_MAINS)
+       if (charger->psy->desc->type == POWER_SUPPLY_TYPE_MAINS)
                pm2 = to_pm2xxx_charger_ac_device_info(charger);
        else
                return -ENXIO;
 
                dev_dbg(pm2->dev, "PM2301: " "Disabled AC charging\n");
        }
-       power_supply_changed(&pm2->ac_chg.psy);
+       power_supply_changed(pm2->ac_chg.psy);
 
 error_occured:
        return ret;
        int ret;
        struct pm2xxx_charger *pm2;
 
-       if (charger->psy.type == POWER_SUPPLY_TYPE_MAINS)
+       if (charger->psy->desc->type == POWER_SUPPLY_TYPE_MAINS)
                pm2 = to_pm2xxx_charger_ac_device_info(charger);
        else
                return -ENXIO;
                struct pm2xxx_charger, ac_work);
 
 
-       power_supply_changed(&pm2->ac_chg.psy);
-       sysfs_notify(&pm2->ac_chg.psy.dev->kobj, NULL, "present");
+       power_supply_changed(pm2->ac_chg.psy);
+       sysfs_notify(&pm2->ac_chg.psy->dev.kobj, NULL, "present");
 };
 
 static void pm2xxx_charger_check_hw_failure_work(struct work_struct *work)
                if (!(reg_value & (PM2XXX_INT4_S_ITVPWR1OVV |
                                        PM2XXX_INT4_S_ITVPWR2OVV))) {
                        pm2->flags.ovv = false;
-                       power_supply_changed(&pm2->ac_chg.psy);
+                       power_supply_changed(pm2->ac_chg.psy);
                }
        }
 
                                | PM2XXX_INT5_S_ITTHERMALSHUTDOWNFALL))
                pm2->flags.main_thermal_prot = false;
 
-       power_supply_changed(&pm2->ac_chg.psy);
+       power_supply_changed(pm2->ac_chg.psy);
 }
 
 static struct pm2xxx_interrupts pm2xxx_int = {
 
        /* AC supply */
        /* power_supply base class */
-       pm2->ac_chg.psy.name = pm2->pdata->label;
-       pm2->ac_chg.psy.type = POWER_SUPPLY_TYPE_MAINS;
-       pm2->ac_chg.psy.properties = pm2xxx_charger_ac_props;
-       pm2->ac_chg.psy.num_properties = ARRAY_SIZE(pm2xxx_charger_ac_props);
-       pm2->ac_chg.psy.get_property = pm2xxx_charger_ac_get_property;
+       pm2->ac_chg_desc.name = pm2->pdata->label;
+       pm2->ac_chg_desc.type = POWER_SUPPLY_TYPE_MAINS;
+       pm2->ac_chg_desc.properties = pm2xxx_charger_ac_props;
+       pm2->ac_chg_desc.num_properties = ARRAY_SIZE(pm2xxx_charger_ac_props);
+       pm2->ac_chg_desc.get_property = pm2xxx_charger_ac_get_property;
 
        psy_cfg.supplied_to = pm2->pdata->supplied_to;
        psy_cfg.num_supplicants = pm2->pdata->num_supplicants;
        }
 
        /* Register AC charger class */
-       ret = power_supply_register(pm2->dev, &pm2->ac_chg.psy, &psy_cfg);
-       if (ret) {
+       pm2->ac_chg.psy = power_supply_register(pm2->dev, &pm2->ac_chg_desc,
+                                               &psy_cfg);
+       if (IS_ERR(pm2->ac_chg.psy)) {
                dev_err(pm2->dev, "failed to register AC charger\n");
+               ret = PTR_ERR(pm2->ac_chg.psy);
                goto free_regulator;
        }
 
                ab8500_override_turn_on_stat(~AB8500_POW_KEY_1_ON,
                                             AB8500_MAIN_CH_DET);
                pm2->ac_conn = true;
-               power_supply_changed(&pm2->ac_chg.psy);
-               sysfs_notify(&pm2->ac_chg.psy.dev->kobj, NULL, "present");
+               power_supply_changed(pm2->ac_chg.psy);
+               sysfs_notify(&pm2->ac_chg.psy->dev.kobj, NULL, "present");
        }
 
        return 0;
        free_irq(gpio_to_irq(pm2->pdata->gpio_irq_number), pm2);
 unregister_pm2xxx_charger:
        /* unregister power supply */
-       power_supply_unregister(&pm2->ac_chg.psy);
+       power_supply_unregister(pm2->ac_chg.psy);
 free_regulator:
        /* disable the regulator */
        regulator_put(pm2->regu);
        /* disable the regulator */
        regulator_put(pm2->regu);
 
-       power_supply_unregister(&pm2->ac_chg.psy);
+       power_supply_unregister(pm2->ac_chg.psy);
 
        if (gpio_is_valid(pm2->lpn_pin))
                gpio_free(pm2->lpn_pin);
 
        struct work_struct check_main_thermal_prot_work;
        struct delayed_work check_hw_failure_work;
        struct ux500_charger ac_chg;
+       struct power_supply_desc ac_chg_desc;
        struct pm2xxx_charger_event_flags flags;
 };
 
 
 #include <linux/slab.h>
 
 static struct pmu_battery_dev {
-       struct power_supply bat;
+       struct power_supply *bat;
+       struct power_supply_desc bat_desc;
        struct pmu_battery_info *pbi;
        char name[16];
        int propval;
 } *pbats[PMU_MAX_BATTERIES];
 
-#define to_pmu_battery_dev(x) container_of(x, struct pmu_battery_dev, bat)
+#define to_pmu_battery_dev(x) power_supply_get_drvdata(x)
 
 /*********************************************************************
  *             Power
        POWER_SUPPLY_PROP_ONLINE,
 };
 
-static struct power_supply pmu_ac = {
+static const struct power_supply_desc pmu_ac_desc = {
        .name = "pmu-ac",
        .type = POWER_SUPPLY_TYPE_MAINS,
        .properties = pmu_ac_props,
        .get_property = pmu_get_ac_prop,
 };
 
+static struct power_supply *pmu_ac;
+
 /*********************************************************************
  *             Battery properties
  *********************************************************************/
 
 static int __init pmu_bat_init(void)
 {
-       int ret;
+       int ret = 0;
        int i;
 
        bat_pdev = platform_device_register_simple("pmu-battery",
                goto pdev_register_failed;
        }
 
-       ret = power_supply_register(&bat_pdev->dev, &pmu_ac, NULL);
-       if (ret)
+       pmu_ac = power_supply_register(&bat_pdev->dev, &pmu_ac_desc, NULL);
+       if (IS_ERR(pmu_ac)) {
+               ret = PTR_ERR(pmu_ac);
                goto ac_register_failed;
+       }
 
        for (i = 0; i < pmu_battery_count; i++) {
+               struct power_supply_config psy_cfg = {};
                struct pmu_battery_dev *pbat = kzalloc(sizeof(*pbat),
                                                       GFP_KERNEL);
                if (!pbat)
                        break;
 
                sprintf(pbat->name, "PMU_battery_%d", i);
-               pbat->bat.name = pbat->name;
-               pbat->bat.properties = pmu_bat_props;
-               pbat->bat.num_properties = ARRAY_SIZE(pmu_bat_props);
-               pbat->bat.get_property = pmu_bat_get_property;
+               pbat->bat_desc.name = pbat->name;
+               pbat->bat_desc.properties = pmu_bat_props;
+               pbat->bat_desc.num_properties = ARRAY_SIZE(pmu_bat_props);
+               pbat->bat_desc.get_property = pmu_bat_get_property;
                pbat->pbi = &pmu_batteries[i];
+               psy_cfg.drv_data = pbat;
 
-               ret = power_supply_register(&bat_pdev->dev, &pbat->bat, NULL);
-               if (ret) {
+               pbat->bat = power_supply_register(&bat_pdev->dev,
+                                                 &pbat->bat_desc,
+                                                 &psy_cfg);
+               if (IS_ERR(pbat->bat)) {
+                       ret = PTR_ERR(pbat->bat);
                        kfree(pbat);
                        goto battery_register_failed;
                }
        while (i--) {
                if (!pbats[i])
                        continue;
-               power_supply_unregister(&pbats[i]->bat);
+               power_supply_unregister(pbats[i]->bat);
                kfree(pbats[i]);
        }
-       power_supply_unregister(&pmu_ac);
+       power_supply_unregister(pmu_ac);
 ac_register_failed:
        platform_device_unregister(bat_pdev);
 pdev_register_failed:
        for (i = 0; i < PMU_MAX_BATTERIES; i++) {
                if (!pbats[i])
                        continue;
-               power_supply_unregister(&pbats[i]->bat);
+               power_supply_unregister(pbats[i]->bat);
                kfree(pbats[i]);
        }
-       power_supply_unregister(&pmu_ac);
+       power_supply_unregister(pmu_ac);
        platform_device_unregister(bat_pdev);
 }
 
 
 
        /* Support both supplied_to and supplied_from modes */
        if (supply->supplied_from) {
-               if (!supplier->name)
+               if (!supplier->desc->name)
                        return false;
                for (i = 0; i < supply->num_supplies; i++)
-                       if (!strcmp(supplier->name, supply->supplied_from[i]))
+                       if (!strcmp(supplier->desc->name, supply->supplied_from[i]))
                                return true;
        } else {
-               if (!supply->name)
+               if (!supply->desc->name)
                        return false;
                for (i = 0; i < supplier->num_supplicants; i++)
-                       if (!strcmp(supplier->supplied_to[i], supply->name))
+                       if (!strcmp(supplier->supplied_to[i], supply->desc->name))
                                return true;
        }
 
        struct power_supply *pst = dev_get_drvdata(dev);
 
        if (__power_supply_is_supplied_by(psy, pst)) {
-               if (pst->external_power_changed)
-                       pst->external_power_changed(pst);
+               if (pst->desc->external_power_changed)
+                       pst->desc->external_power_changed(pst);
        }
 
        return 0;
        struct power_supply *psy = container_of(work, struct power_supply,
                                                changed_work);
 
-       dev_dbg(psy->dev, "%s\n", __func__);
+       dev_dbg(&psy->dev, "%s\n", __func__);
 
        spin_lock_irqsave(&psy->changed_lock, flags);
        /*
                power_supply_update_leds(psy);
                atomic_notifier_call_chain(&power_supply_notifier,
                                PSY_EVENT_PROP_CHANGED, psy);
-               kobject_uevent(&psy->dev->kobj, KOBJ_CHANGE);
+               kobject_uevent(&psy->dev.kobj, KOBJ_CHANGE);
                spin_lock_irqsave(&psy->changed_lock, flags);
        }
 
         * to true.
         */
        if (likely(!psy->changed))
-               pm_relax(psy->dev);
+               pm_relax(&psy->dev);
        spin_unlock_irqrestore(&psy->changed_lock, flags);
 }
 
 {
        unsigned long flags;
 
-       dev_dbg(psy->dev, "%s\n", __func__);
+       dev_dbg(&psy->dev, "%s\n", __func__);
 
        spin_lock_irqsave(&psy->changed_lock, flags);
        psy->changed = true;
-       pm_stay_awake(psy->dev);
+       pm_stay_awake(&psy->dev);
        spin_unlock_irqrestore(&psy->changed_lock, flags);
        schedule_work(&psy->changed_work);
 }
                        break;
 
                if (np == epsy->of_node) {
-                       dev_info(psy->dev, "%s: Found supply : %s\n",
-                               psy->name, epsy->name);
-                       psy->supplied_from[i-1] = (char *)epsy->name;
+                       dev_info(&psy->dev, "%s: Found supply : %s\n",
+                               psy->desc->name, epsy->desc->name);
+                       psy->supplied_from[i-1] = (char *)epsy->desc->name;
                        psy->num_supplies++;
                        of_node_put(np);
                        break;
        error = class_for_each_device(power_supply_class, NULL, psy,
                                      __power_supply_populate_supplied_from);
 
-       dev_dbg(psy->dev, "%s %d\n", __func__, error);
+       dev_dbg(&psy->dev, "%s %d\n", __func__, error);
 
        return error;
 }
                of_node_put(np);
 
                if (ret) {
-                       dev_dbg(psy->dev, "Failed to find supply!\n");
+                       dev_dbg(&psy->dev, "Failed to find supply!\n");
                        return ret;
                }
        } while (np);
                return 0;
 
        /* All supplies found, allocate char ** array for filling */
-       psy->supplied_from = devm_kzalloc(psy->dev, sizeof(psy->supplied_from),
+       psy->supplied_from = devm_kzalloc(&psy->dev, sizeof(psy->supplied_from),
                                          GFP_KERNEL);
        if (!psy->supplied_from) {
-               dev_err(psy->dev, "Couldn't allocate memory for supply list\n");
+               dev_err(&psy->dev, "Couldn't allocate memory for supply list\n");
                return -ENOMEM;
        }
 
-       *psy->supplied_from = devm_kzalloc(psy->dev, sizeof(char *) * (cnt - 1),
+       *psy->supplied_from = devm_kzalloc(&psy->dev,
+                                          sizeof(char *) * (cnt - 1),
                                           GFP_KERNEL);
        if (!*psy->supplied_from) {
-               dev_err(psy->dev, "Couldn't allocate memory for supply list\n");
+               dev_err(&psy->dev, "Couldn't allocate memory for supply list\n");
                return -ENOMEM;
        }
 
        struct power_supply *epsy = dev_get_drvdata(dev);
 
        if (__power_supply_is_supplied_by(epsy, psy))
-               if (!epsy->get_property(epsy, POWER_SUPPLY_PROP_ONLINE, &ret))
+               if (!epsy->desc->get_property(epsy, POWER_SUPPLY_PROP_ONLINE,
+                                       &ret))
                        return ret.intval;
 
        return 0;
        error = class_for_each_device(power_supply_class, NULL, psy,
                                      __power_supply_am_i_supplied);
 
-       dev_dbg(psy->dev, "%s %d\n", __func__, error);
+       dev_dbg(&psy->dev, "%s %d\n", __func__, error);
 
        return error;
 }
        unsigned int *count = data;
 
        (*count)++;
-       if (psy->type != POWER_SUPPLY_TYPE_BATTERY)
-               if (!psy->get_property(psy, POWER_SUPPLY_PROP_ONLINE, &ret))
+       if (psy->desc->type != POWER_SUPPLY_TYPE_BATTERY)
+               if (!psy->desc->get_property(psy, POWER_SUPPLY_PROP_ONLINE,
+                                       &ret))
                        return ret.intval;
 
        return 0;
 int power_supply_set_battery_charged(struct power_supply *psy)
 {
        if (atomic_read(&psy->use_cnt) >= 0 &&
-                       psy->type == POWER_SUPPLY_TYPE_BATTERY &&
-                       psy->set_charged) {
-               psy->set_charged(psy);
+                       psy->desc->type == POWER_SUPPLY_TYPE_BATTERY &&
+                       psy->desc->set_charged) {
+               psy->desc->set_charged(psy);
                return 0;
        }
 
        const char *name = data;
        struct power_supply *psy = dev_get_drvdata(dev);
 
-       return strcmp(psy->name, name) == 0;
+       return strcmp(psy->desc->name, name) == 0;
 }
 
 struct power_supply *power_supply_get_by_name(const char *name)
        if (atomic_read(&psy->use_cnt) <= 0)
                return -ENODEV;
 
-       return psy->get_property(psy, psp, val);
+       return psy->desc->get_property(psy, psp, val);
 }
 EXPORT_SYMBOL_GPL(power_supply_get_property);
 
                            enum power_supply_property psp,
                            const union power_supply_propval *val)
 {
-       if (atomic_read(&psy->use_cnt) <= 0 || !psy->set_property)
+       if (atomic_read(&psy->use_cnt) <= 0 || !psy->desc->set_property)
                return -ENODEV;
 
-       return psy->set_property(psy, psp, val);
+       return psy->desc->set_property(psy, psp, val);
 }
 EXPORT_SYMBOL_GPL(power_supply_set_property);
 
 int power_supply_property_is_writeable(struct power_supply *psy,
                                        enum power_supply_property psp)
 {
-       if (atomic_read(&psy->use_cnt) <= 0 || !psy->property_is_writeable)
+       if (atomic_read(&psy->use_cnt) <= 0 ||
+                       !psy->desc->property_is_writeable)
                return -ENODEV;
 
-       return psy->property_is_writeable(psy, psp);
+       return psy->desc->property_is_writeable(psy, psp);
 }
 EXPORT_SYMBOL_GPL(power_supply_property_is_writeable);
 
 void power_supply_external_power_changed(struct power_supply *psy)
 {
-       if (atomic_read(&psy->use_cnt) <= 0 || !psy->external_power_changed)
+       if (atomic_read(&psy->use_cnt) <= 0 ||
+                       !psy->desc->external_power_changed)
                return;
 
-       psy->external_power_changed(psy);
+       psy->desc->external_power_changed(psy);
 }
 EXPORT_SYMBOL_GPL(power_supply_external_power_changed);
 
 int power_supply_powers(struct power_supply *psy, struct device *dev)
 {
-       return sysfs_create_link(&psy->dev->kobj, &dev->kobj, "powers");
+       return sysfs_create_link(&psy->dev.kobj, &dev->kobj, "powers");
 }
 EXPORT_SYMBOL_GPL(power_supply_powers);
 
 static void power_supply_dev_release(struct device *dev)
 {
+       struct power_supply *psy = container_of(dev, struct power_supply, dev);
        pr_debug("device: '%s': %s\n", dev_name(dev), __func__);
-       kfree(dev);
+       kfree(psy);
 }
 
 int power_supply_reg_notifier(struct notifier_block *nb)
 
        WARN_ON(tzd == NULL);
        psy = tzd->devdata;
-       ret = psy->get_property(psy, POWER_SUPPLY_PROP_TEMP, &val);
+       ret = psy->desc->get_property(psy, POWER_SUPPLY_PROP_TEMP, &val);
 
        /* Convert tenths of degree Celsius to milli degree Celsius. */
        if (!ret)
 {
        int i;
 
-       if (psy->no_thermal)
+       if (psy->desc->no_thermal)
                return 0;
 
        /* Register battery zone device psy reports temperature */
-       for (i = 0; i < psy->num_properties; i++) {
-               if (psy->properties[i] == POWER_SUPPLY_PROP_TEMP) {
-                       psy->tzd = thermal_zone_device_register(psy->name, 0, 0,
-                                       psy, &psy_tzd_ops, NULL, 0, 0);
+       for (i = 0; i < psy->desc->num_properties; i++) {
+               if (psy->desc->properties[i] == POWER_SUPPLY_PROP_TEMP) {
+                       psy->tzd = thermal_zone_device_register(psy->desc->name,
+                                       0, 0, psy, &psy_tzd_ops, NULL, 0, 0);
                        return PTR_ERR_OR_ZERO(psy->tzd);
                }
        }
        int ret;
 
        psy = tcd->devdata;
-       ret = psy->get_property(psy,
+       ret = psy->desc->get_property(psy,
                POWER_SUPPLY_PROP_CHARGE_CONTROL_LIMIT_MAX, &val);
        if (!ret)
                *state = val.intval;
        int ret;
 
        psy = tcd->devdata;
-       ret = psy->get_property(psy,
+       ret = psy->desc->get_property(psy,
                POWER_SUPPLY_PROP_CHARGE_CONTROL_LIMIT, &val);
        if (!ret)
                *state = val.intval;
 
        psy = tcd->devdata;
        val.intval = state;
-       ret = psy->set_property(psy,
+       ret = psy->desc->set_property(psy,
                POWER_SUPPLY_PROP_CHARGE_CONTROL_LIMIT, &val);
 
        return ret;
        int i;
 
        /* Register for cooling device if psy can control charging */
-       for (i = 0; i < psy->num_properties; i++) {
-               if (psy->properties[i] ==
+       for (i = 0; i < psy->desc->num_properties; i++) {
+               if (psy->desc->properties[i] ==
                                POWER_SUPPLY_PROP_CHARGE_CONTROL_LIMIT) {
                        psy->tcd = thermal_cooling_device_register(
-                                                       (char *)psy->name,
+                                                       (char *)psy->desc->name,
                                                        psy, &psy_tcd_ops);
                        return PTR_ERR_OR_ZERO(psy->tcd);
                }
 }
 #endif
 
-static int __power_supply_register(struct device *parent,
-                                  struct power_supply *psy,
+static struct power_supply *__must_check
+__power_supply_register(struct device *parent,
+                                  const struct power_supply_desc *desc,
                                   const struct power_supply_config *cfg,
                                   bool ws)
 {
        struct device *dev;
+       struct power_supply *psy;
        int rc;
 
-       dev = kzalloc(sizeof(*dev), GFP_KERNEL);
-       if (!dev)
-               return -ENOMEM;
+       psy = kzalloc(sizeof(*psy), GFP_KERNEL);
+       if (!psy)
+               return ERR_PTR(-ENOMEM);
+
+       dev = &psy->dev;
 
        device_initialize(dev);
 
        dev->parent = parent;
        dev->release = power_supply_dev_release;
        dev_set_drvdata(dev, psy);
-       psy->dev = dev;
+       psy->desc = desc;
        atomic_inc(&psy->use_cnt);
        if (cfg) {
                psy->drv_data = cfg->drv_data;
                psy->num_supplicants = cfg->num_supplicants;
        }
 
-       rc = dev_set_name(dev, "%s", psy->name);
+       rc = dev_set_name(dev, "%s", desc->name);
        if (rc)
                goto dev_set_name_failed;
 
 
        power_supply_changed(psy);
 
-       return 0;
+       return psy;
 
 create_triggers_failed:
        psy_unregister_cooler(psy);
 check_supplies_failed:
 dev_set_name_failed:
        put_device(dev);
-       return rc;
+       return ERR_PTR(rc);
 }
 
-int power_supply_register(struct device *parent, struct power_supply *psy,
+/**
+ * power_supply_register() - Register new power supply
+ * @parent:    Device to be a parent of power supply's device
+ * @desc:      Description of power supply, must be valid through whole
+ *             lifetime of this power supply
+ * @cfg:       Run-time specific configuration accessed during registering,
+ *             may be NULL
+ *
+ * Return: A pointer to newly allocated power_supply on success
+ * or ERR_PTR otherwise.
+ * Use power_supply_unregister() on returned power_supply pointer to release
+ * resources.
+ */
+struct power_supply *__must_check power_supply_register(struct device *parent,
+               const struct power_supply_desc *desc,
                const struct power_supply_config *cfg)
 {
-       return __power_supply_register(parent, psy, cfg, true);
+       return __power_supply_register(parent, desc, cfg, true);
 }
 EXPORT_SYMBOL_GPL(power_supply_register);
 
-int power_supply_register_no_ws(struct device *parent, struct power_supply *psy,
+/**
+ * power_supply_register() - Register new non-waking-source power supply
+ * @parent:    Device to be a parent of power supply's device
+ * @desc:      Description of power supply, must be valid through whole
+ *             lifetime of this power supply
+ * @cfg:       Run-time specific configuration accessed during registering,
+ *             may be NULL
+ *
+ * Return: A pointer to newly allocated power_supply on success
+ * or ERR_PTR otherwise.
+ * Use power_supply_unregister() on returned power_supply pointer to release
+ * resources.
+ */
+struct power_supply *__must_check
+power_supply_register_no_ws(struct device *parent,
+               const struct power_supply_desc *desc,
                const struct power_supply_config *cfg)
 {
-       return __power_supply_register(parent, psy, cfg, false);
+       return __power_supply_register(parent, desc, cfg, false);
 }
 EXPORT_SYMBOL_GPL(power_supply_register_no_ws);
 
        power_supply_unregister(*psy);
 }
 
-int devm_power_supply_register(struct device *parent, struct power_supply *psy,
+/**
+ * power_supply_register() - Register managed power supply
+ * @parent:    Device to be a parent of power supply's device
+ * @desc:      Description of power supply, must be valid through whole
+ *             lifetime of this power supply
+ * @cfg:       Run-time specific configuration accessed during registering,
+ *             may be NULL
+ *
+ * Return: A pointer to newly allocated power_supply on success
+ * or ERR_PTR otherwise.
+ * The returned power_supply pointer will be automatically unregistered
+ * on driver detach.
+ */
+struct power_supply *__must_check
+devm_power_supply_register(struct device *parent,
+               const struct power_supply_desc *desc,
                const struct power_supply_config *cfg)
 {
-       struct power_supply **ptr = devres_alloc(devm_power_supply_release,
-                                                sizeof(*ptr), GFP_KERNEL);
-       int ret;
+       struct power_supply **ptr, *psy;
+
+       ptr = devres_alloc(devm_power_supply_release, sizeof(*ptr), GFP_KERNEL);
 
        if (!ptr)
-               return -ENOMEM;
-       ret = __power_supply_register(parent, psy, cfg, true);
-       if (ret < 0)
+               return ERR_PTR(-ENOMEM);
+       psy = __power_supply_register(parent, desc, cfg, true);
+       if (IS_ERR(psy)) {
                devres_free(ptr);
-       else {
+       } else {
                *ptr = psy;
                devres_add(parent, ptr);
        }
-       return ret;
+       return psy;
 }
 EXPORT_SYMBOL_GPL(devm_power_supply_register);
 
-int devm_power_supply_register_no_ws(struct device *parent, struct power_supply *psy,
+/**
+ * power_supply_register() - Register managed non-waking-source power supply
+ * @parent:    Device to be a parent of power supply's device
+ * @desc:      Description of power supply, must be valid through whole
+ *             lifetime of this power supply
+ * @cfg:       Run-time specific configuration accessed during registering,
+ *             may be NULL
+ *
+ * Return: A pointer to newly allocated power_supply on success
+ * or ERR_PTR otherwise.
+ * The returned power_supply pointer will be automatically unregistered
+ * on driver detach.
+ */
+struct power_supply *__must_check
+devm_power_supply_register_no_ws(struct device *parent,
+               const struct power_supply_desc *desc,
                const struct power_supply_config *cfg)
 {
-       struct power_supply **ptr = devres_alloc(devm_power_supply_release,
-                                                sizeof(*ptr), GFP_KERNEL);
-       int ret;
+       struct power_supply **ptr, *psy;
+
+       ptr = devres_alloc(devm_power_supply_release, sizeof(*ptr), GFP_KERNEL);
 
        if (!ptr)
-               return -ENOMEM;
-       ret = __power_supply_register(parent, psy, cfg, false);
-       if (ret < 0)
+               return ERR_PTR(-ENOMEM);
+       psy = __power_supply_register(parent, desc, cfg, false);
+       if (IS_ERR(psy)) {
                devres_free(ptr);
-       else {
+       } else {
                *ptr = psy;
                devres_add(parent, ptr);
        }
-       return ret;
+       return psy;
 }
 EXPORT_SYMBOL_GPL(devm_power_supply_register_no_ws);
 
+/**
+ * power_supply_unregister() - Remove this power supply from system
+ * @psy:       Pointer to power supply to unregister
+ *
+ * Remove this power supply from the system. The resources of power supply
+ * will be freed here or on last power_supply_put() call.
+ */
 void power_supply_unregister(struct power_supply *psy)
 {
        WARN_ON(atomic_dec_return(&psy->use_cnt));
        cancel_work_sync(&psy->changed_work);
-       sysfs_remove_link(&psy->dev->kobj, "powers");
+       sysfs_remove_link(&psy->dev.kobj, "powers");
        power_supply_remove_triggers(psy);
        psy_unregister_cooler(psy);
        psy_unregister_thermal(psy);
-       device_init_wakeup(psy->dev, false);
-       device_unregister(psy->dev);
+       device_init_wakeup(&psy->dev, false);
+       device_unregister(&psy->dev);
 }
 EXPORT_SYMBOL_GPL(power_supply_unregister);
 
 
        unsigned long delay_on = 0;
        unsigned long delay_off = 0;
 
-       if (psy->get_property(psy, POWER_SUPPLY_PROP_STATUS, &status))
+       if (psy->desc->get_property(psy, POWER_SUPPLY_PROP_STATUS, &status))
                return;
 
-       dev_dbg(psy->dev, "%s %d\n", __func__, status.intval);
+       dev_dbg(&psy->dev, "%s %d\n", __func__, status.intval);
 
        switch (status.intval) {
        case POWER_SUPPLY_STATUS_FULL:
 static int power_supply_create_bat_triggers(struct power_supply *psy)
 {
        psy->charging_full_trig_name = kasprintf(GFP_KERNEL,
-                                       "%s-charging-or-full", psy->name);
+                                       "%s-charging-or-full", psy->desc->name);
        if (!psy->charging_full_trig_name)
                goto charging_full_failed;
 
        psy->charging_trig_name = kasprintf(GFP_KERNEL,
-                                       "%s-charging", psy->name);
+                                       "%s-charging", psy->desc->name);
        if (!psy->charging_trig_name)
                goto charging_failed;
 
-       psy->full_trig_name = kasprintf(GFP_KERNEL, "%s-full", psy->name);
+       psy->full_trig_name = kasprintf(GFP_KERNEL, "%s-full", psy->desc->name);
        if (!psy->full_trig_name)
                goto full_failed;
 
        psy->charging_blink_full_solid_trig_name = kasprintf(GFP_KERNEL,
-               "%s-charging-blink-full-solid", psy->name);
+               "%s-charging-blink-full-solid", psy->desc->name);
        if (!psy->charging_blink_full_solid_trig_name)
                goto charging_blink_full_solid_failed;
 
 {
        union power_supply_propval online;
 
-       if (psy->get_property(psy, POWER_SUPPLY_PROP_ONLINE, &online))
+       if (psy->desc->get_property(psy, POWER_SUPPLY_PROP_ONLINE, &online))
                return;
 
-       dev_dbg(psy->dev, "%s %d\n", __func__, online.intval);
+       dev_dbg(&psy->dev, "%s %d\n", __func__, online.intval);
 
        if (online.intval)
                led_trigger_event(psy->online_trig, LED_FULL);
 
 static int power_supply_create_gen_triggers(struct power_supply *psy)
 {
-       psy->online_trig_name = kasprintf(GFP_KERNEL, "%s-online", psy->name);
+       psy->online_trig_name = kasprintf(GFP_KERNEL, "%s-online",
+                                         psy->desc->name);
        if (!psy->online_trig_name)
                return -ENOMEM;
 
 
 void power_supply_update_leds(struct power_supply *psy)
 {
-       if (psy->type == POWER_SUPPLY_TYPE_BATTERY)
+       if (psy->desc->type == POWER_SUPPLY_TYPE_BATTERY)
                power_supply_update_bat_leds(psy);
        else
                power_supply_update_gen_leds(psy);
 
 int power_supply_create_triggers(struct power_supply *psy)
 {
-       if (psy->type == POWER_SUPPLY_TYPE_BATTERY)
+       if (psy->desc->type == POWER_SUPPLY_TYPE_BATTERY)
                return power_supply_create_bat_triggers(psy);
        return power_supply_create_gen_triggers(psy);
 }
 
 void power_supply_remove_triggers(struct power_supply *psy)
 {
-       if (psy->type == POWER_SUPPLY_TYPE_BATTERY)
+       if (psy->desc->type == POWER_SUPPLY_TYPE_BATTERY)
                power_supply_remove_bat_triggers(psy);
        else
                power_supply_remove_gen_triggers(psy);
 
        union power_supply_propval value;
 
        if (off == POWER_SUPPLY_PROP_TYPE) {
-               value.intval = psy->type;
+               value.intval = psy->desc->type;
        } else {
                ret = power_supply_get_property(psy, off, &value);
 
 
        value.intval = long_val;
 
-       ret = power_supply_set_property(psy, off, &value);
+       ret = psy->desc->set_property(psy, off, &value);
        if (ret < 0)
                return ret;
 
        if (attrno == POWER_SUPPLY_PROP_TYPE)
                return mode;
 
-       for (i = 0; i < psy->num_properties; i++) {
-               int property = psy->properties[i];
+       for (i = 0; i < psy->desc->num_properties; i++) {
+               int property = psy->desc->properties[i];
 
                if (property == attrno) {
-                       if (psy->property_is_writeable &&
+                       if (psy->desc->property_is_writeable &&
                            power_supply_property_is_writeable(psy, property) > 0)
                                mode |= S_IWUSR;
 
 
        dev_dbg(dev, "uevent\n");
 
-       if (!psy || !psy->dev) {
+       if (!psy || !psy->desc) {
                dev_dbg(dev, "No power supply yet\n");
                return ret;
        }
 
-       dev_dbg(dev, "POWER_SUPPLY_NAME=%s\n", psy->name);
+       dev_dbg(dev, "POWER_SUPPLY_NAME=%s\n", psy->desc->name);
 
-       ret = add_uevent_var(env, "POWER_SUPPLY_NAME=%s", psy->name);
+       ret = add_uevent_var(env, "POWER_SUPPLY_NAME=%s", psy->desc->name);
        if (ret)
                return ret;
 
        if (!prop_buf)
                return -ENOMEM;
 
-       for (j = 0; j < psy->num_properties; j++) {
+       for (j = 0; j < psy->desc->num_properties; j++) {
                struct device_attribute *attr;
                char *line;
 
-               attr = &power_supply_attrs[psy->properties[j]];
+               attr = &power_supply_attrs[psy->desc->properties[j]];
 
                ret = power_supply_show_property(dev, attr, prop_buf);
                if (ret == -ENODEV || ret == -ENODATA) {
 
                enum power_supply_property psp,
                union power_supply_propval *val)
 {
-       struct rt5033_battery *battery = container_of(psy,
-                               struct rt5033_battery, psy);
+       struct rt5033_battery *battery = power_supply_get_drvdata(psy);
 
        switch (psp) {
        case POWER_SUPPLY_PROP_VOLTAGE_NOW:
        .max_register   = RT5033_FUEL_REG_END,
 };
 
+static const struct power_supply_desc rt5033_battery_desc = {
+       .name           = "rt5033-battery",
+       .type           = POWER_SUPPLY_TYPE_BATTERY,
+       .get_property   = rt5033_battery_get_property,
+       .properties     = rt5033_battery_props,
+       .num_properties = ARRAY_SIZE(rt5033_battery_props),
+};
+
 static int rt5033_battery_probe(struct i2c_client *client,
                const struct i2c_device_id *id)
 {
        struct i2c_adapter *adapter = to_i2c_adapter(client->dev.parent);
+       struct power_supply_config psy_cfg = {};
        struct rt5033_battery *battery;
        u32 ret;
 
        }
 
        i2c_set_clientdata(client, battery);
+       psy_cfg.drv_data = battery;
 
-       battery->psy.name               = "rt5033-battery";
-       battery->psy.type               = POWER_SUPPLY_TYPE_BATTERY;
-       battery->psy.get_property       = rt5033_battery_get_property;
-       battery->psy.properties         = rt5033_battery_props;
-       battery->psy.num_properties     = ARRAY_SIZE(rt5033_battery_props);
-
-       ret = power_supply_register(&client->dev, &battery->psy, NULL);
-       if (ret) {
+       battery->psy = power_supply_register(&client->dev,
+                                            &rt5033_battery_desc, &psy_cfg);
+       if (IS_ERR(battery->psy)) {
                dev_err(&client->dev, "Failed to register power supply\n");
+               ret = PTR_ERR(battery->psy);
                return ret;
        }
 
 {
        struct rt5033_battery *battery = i2c_get_clientdata(client);
 
-       power_supply_unregister(&battery->psy);
+       power_supply_unregister(battery->psy);
 
        return 0;
 }
 
 
 struct rx51_device_info {
        struct device *dev;
-       struct power_supply bat;
+       struct power_supply *bat;
+       struct power_supply_desc bat_desc;
        struct iio_channel *channel_temp;
        struct iio_channel *channel_bsi;
        struct iio_channel *channel_vbat;
                                        enum power_supply_property psp,
                                        union power_supply_propval *val)
 {
-       struct rx51_device_info *di = container_of((psy),
-                               struct rx51_device_info, bat);
+       struct rx51_device_info *di = power_supply_get_drvdata(psy);
 
        switch (psp) {
        case POWER_SUPPLY_PROP_TECHNOLOGY:
 
 static int rx51_battery_probe(struct platform_device *pdev)
 {
+       struct power_supply_config psy_cfg = {};
        struct rx51_device_info *di;
        int ret;
 
        platform_set_drvdata(pdev, di);
 
        di->dev = &pdev->dev;
-       di->bat.name = dev_name(&pdev->dev);
-       di->bat.type = POWER_SUPPLY_TYPE_BATTERY;
-       di->bat.properties = rx51_battery_props;
-       di->bat.num_properties = ARRAY_SIZE(rx51_battery_props);
-       di->bat.get_property = rx51_battery_get_property;
+       di->bat_desc.name = dev_name(&pdev->dev);
+       di->bat_desc.type = POWER_SUPPLY_TYPE_BATTERY;
+       di->bat_desc.properties = rx51_battery_props;
+       di->bat_desc.num_properties = ARRAY_SIZE(rx51_battery_props);
+       di->bat_desc.get_property = rx51_battery_get_property;
+
+       psy_cfg.drv_data = di;
 
        di->channel_temp = iio_channel_get(di->dev, "temp");
        if (IS_ERR(di->channel_temp)) {
                goto error_channel_bsi;
        }
 
-       ret = power_supply_register(di->dev, &di->bat, NULL);
-       if (ret)
+       di->bat = power_supply_register(di->dev, &di->bat_desc, &psy_cfg);
+       if (IS_ERR(di->bat)) {
+               ret = PTR_ERR(di->bat);
                goto error_channel_vbat;
+       }
 
        return 0;
 
 {
        struct rx51_device_info *di = platform_get_drvdata(pdev);
 
-       power_supply_unregister(&di->bat);
+       power_supply_unregister(di->bat);
 
        iio_channel_release(di->channel_vbat);
        iio_channel_release(di->channel_bsi);
 
 #define JITTER_DELAY                   500 /* ms */
 
 struct s3c_adc_bat {
-       struct power_supply             psy;
+       struct power_supply             *psy;
        struct s3c_adc_client           *client;
        struct s3c_adc_bat_pdata        *pdata;
        int                             volt_value;
                                enum power_supply_property psp,
                                union power_supply_propval *val)
 {
-       struct s3c_adc_bat *bat = container_of(psy, struct s3c_adc_bat, psy);
+       struct s3c_adc_bat *bat = power_supply_get_drvdata(psy);
 
        if (!bat) {
-               dev_err(psy->dev, "%s: no battery infos ?!\n", __func__);
+               dev_err(&psy->dev, "%s: no battery infos ?!\n", __func__);
                return -EINVAL;
        }
 
        }
 }
 
-static struct s3c_adc_bat backup_bat = {
-       .psy = {
-               .name           = "backup-battery",
-               .type           = POWER_SUPPLY_TYPE_BATTERY,
-               .properties     = s3c_adc_backup_bat_props,
-               .num_properties = ARRAY_SIZE(s3c_adc_backup_bat_props),
-               .get_property   = s3c_adc_backup_bat_get_property,
-               .use_for_apm    = 1,
-       },
+static const struct power_supply_desc backup_bat_desc = {
+       .name           = "backup-battery",
+       .type           = POWER_SUPPLY_TYPE_BATTERY,
+       .properties     = s3c_adc_backup_bat_props,
+       .num_properties = ARRAY_SIZE(s3c_adc_backup_bat_props),
+       .get_property   = s3c_adc_backup_bat_get_property,
+       .use_for_apm    = 1,
 };
 
+static struct s3c_adc_bat backup_bat;
+
 static enum power_supply_property s3c_adc_main_bat_props[] = {
        POWER_SUPPLY_PROP_STATUS,
        POWER_SUPPLY_PROP_CHARGE_FULL_DESIGN,
                                    enum power_supply_property psp,
                                    union power_supply_propval *val)
 {
-       struct s3c_adc_bat *bat = container_of(psy, struct s3c_adc_bat, psy);
+       struct s3c_adc_bat *bat = power_supply_get_drvdata(psy);
 
        int new_level;
        int full_volt;
        unsigned int lut_size;
 
        if (!bat) {
-               dev_err(psy->dev, "no battery infos ?!\n");
+               dev_err(&psy->dev, "no battery infos ?!\n");
                return -EINVAL;
        }
 
        }
 }
 
-static struct s3c_adc_bat main_bat = {
-       .psy = {
-               .name                   = "main-battery",
-               .type                   = POWER_SUPPLY_TYPE_BATTERY,
-               .properties             = s3c_adc_main_bat_props,
-               .num_properties         = ARRAY_SIZE(s3c_adc_main_bat_props),
-               .get_property           = s3c_adc_bat_get_property,
-               .external_power_changed = s3c_adc_bat_ext_power_changed,
-               .use_for_apm            = 1,
-       },
+static const struct power_supply_desc main_bat_desc = {
+       .name                   = "main-battery",
+       .type                   = POWER_SUPPLY_TYPE_BATTERY,
+       .properties             = s3c_adc_main_bat_props,
+       .num_properties         = ARRAY_SIZE(s3c_adc_main_bat_props),
+       .get_property           = s3c_adc_bat_get_property,
+       .external_power_changed = s3c_adc_bat_ext_power_changed,
+       .use_for_apm            = 1,
 };
 
+static struct s3c_adc_bat main_bat;
+
 static void s3c_adc_bat_work(struct work_struct *work)
 {
        struct s3c_adc_bat *bat = &main_bat;
        int is_plugged;
        static int was_plugged;
 
-       is_plugged = power_supply_am_i_supplied(&bat->psy);
+       is_plugged = power_supply_am_i_supplied(bat->psy);
        bat->cable_plugged = is_plugged;
        if (is_plugged != was_plugged) {
                was_plugged = is_plugged;
                }
        }
 
-       power_supply_changed(&bat->psy);
+       power_supply_changed(bat->psy);
 }
 
 static irqreturn_t s3c_adc_bat_charged(int irq, void *dev_id)
        main_bat.cable_plugged = 0;
        main_bat.status = POWER_SUPPLY_STATUS_DISCHARGING;
 
-       ret = power_supply_register(&pdev->dev, &main_bat.psy, NULL);
-       if (ret)
+       main_bat.psy = power_supply_register(&pdev->dev, &main_bat_desc, NULL);
+       if (IS_ERR(main_bat.psy)) {
+               ret = PTR_ERR(main_bat.psy);
                goto err_reg_main;
+       }
        if (pdata->backup_volt_mult) {
+               const struct power_supply_config psy_cfg
+                                               = { .drv_data = &backup_bat, };
+
                backup_bat.client = client;
                backup_bat.pdata = pdev->dev.platform_data;
                backup_bat.volt_value = -1;
-               ret = power_supply_register(&pdev->dev, &backup_bat.psy, NULL);
-               if (ret)
+               backup_bat.psy = power_supply_register(&pdev->dev,
+                                                      &backup_bat_desc,
+                                                      &psy_cfg);
+               if (IS_ERR(backup_bat.psy)) {
+                       ret = PTR_ERR(backup_bat.psy);
                        goto err_reg_backup;
+               }
        }
 
        INIT_DELAYED_WORK(&bat_work, s3c_adc_bat_work);
                gpio_free(pdata->gpio_charge_finished);
 err_gpio:
        if (pdata->backup_volt_mult)
-               power_supply_unregister(&backup_bat.psy);
+               power_supply_unregister(backup_bat.psy);
 err_reg_backup:
-       power_supply_unregister(&main_bat.psy);
+       power_supply_unregister(main_bat.psy);
 err_reg_main:
        return ret;
 }
        struct s3c_adc_client *client = platform_get_drvdata(pdev);
        struct s3c_adc_bat_pdata *pdata = pdev->dev.platform_data;
 
-       power_supply_unregister(&main_bat.psy);
+       power_supply_unregister(main_bat.psy);
        if (pdata->backup_volt_mult)
-               power_supply_unregister(&backup_bat.psy);
+               power_supply_unregister(backup_bat.psy);
 
        s3c_adc_release(client);
 
 
 
 struct sbs_info {
        struct i2c_client               *client;
-       struct power_supply             power_supply;
+       struct power_supply             *power_supply;
        struct sbs_platform_data        *pdata;
        bool                            is_present;
        bool                            gpio_detect;
                        chip->last_state = val->intval;
                else if (chip->last_state != val->intval) {
                        cancel_delayed_work_sync(&chip->work);
-                       power_supply_changed(&chip->power_supply);
+                       power_supply_changed(chip->power_supply);
                        chip->poll_time = 0;
                }
        } else {
        union power_supply_propval *val)
 {
        int ret = 0;
-       struct sbs_info *chip = container_of(psy,
-                               struct sbs_info, power_supply);
+       struct sbs_info *chip = power_supply_get_drvdata(psy);
        struct i2c_client *client = chip->client;
 
        switch (psp) {
        if (!chip->gpio_detect &&
                chip->is_present != (ret >= 0)) {
                chip->is_present = (ret >= 0);
-               power_supply_changed(&chip->power_supply);
+               power_supply_changed(chip->power_supply);
        }
 
 done:
 
 static void sbs_external_power_changed(struct power_supply *psy)
 {
-       struct sbs_info *chip;
-
-       chip = container_of(psy, struct sbs_info, power_supply);
+       struct sbs_info *chip = power_supply_get_drvdata(psy);
 
        if (chip->ignore_changes > 0) {
                chip->ignore_changes--;
 
        if (chip->last_state != ret) {
                chip->poll_time = 0;
-               power_supply_changed(&chip->power_supply);
+               power_supply_changed(chip->power_supply);
                return;
        }
        if (chip->poll_time > 0) {
 }
 #endif
 
+static const struct power_supply_desc sbs_default_desc = {
+       .type = POWER_SUPPLY_TYPE_BATTERY,
+       .properties = sbs_properties,
+       .num_properties = ARRAY_SIZE(sbs_properties),
+       .get_property = sbs_get_property,
+       .external_power_changed = sbs_external_power_changed,
+};
+
 static int sbs_probe(struct i2c_client *client,
        const struct i2c_device_id *id)
 {
        struct sbs_info *chip;
+       struct power_supply_desc *sbs_desc;
        struct sbs_platform_data *pdata = client->dev.platform_data;
        struct power_supply_config psy_cfg = {};
        int rc;
        int irq;
-       char *name;
 
-       name = kasprintf(GFP_KERNEL, "sbs-%s", dev_name(&client->dev));
-       if (!name) {
-               dev_err(&client->dev, "Failed to allocate device name\n");
+       sbs_desc = devm_kmemdup(&client->dev, &sbs_default_desc,
+                       sizeof(*sbs_desc), GFP_KERNEL);
+       if (!sbs_desc)
+               return -ENOMEM;
+
+       sbs_desc->name = devm_kasprintf(&client->dev, GFP_KERNEL, "sbs-%s",
+                       dev_name(&client->dev));
+       if (!sbs_desc->name)
                return -ENOMEM;
-       }
 
        chip = kzalloc(sizeof(struct sbs_info), GFP_KERNEL);
-       if (!chip) {
-               rc = -ENOMEM;
-               goto exit_free_name;
-       }
+       if (!chip)
+               return -ENOMEM;
 
        chip->client = client;
        chip->enable_detection = false;
        chip->gpio_detect = false;
-       chip->power_supply.name = name;
-       chip->power_supply.type = POWER_SUPPLY_TYPE_BATTERY;
-       chip->power_supply.properties = sbs_properties;
-       chip->power_supply.num_properties = ARRAY_SIZE(sbs_properties);
-       chip->power_supply.get_property = sbs_get_property;
        psy_cfg.of_node = client->dev.of_node;
+       psy_cfg.drv_data = chip;
        /* ignore first notification of external change, it is generated
         * from the power_supply_register call back
         */
        chip->ignore_changes = 1;
        chip->last_state = POWER_SUPPLY_STATUS_UNKNOWN;
-       chip->power_supply.external_power_changed = sbs_external_power_changed;
 
        pdata = sbs_of_populate_pdata(client);
 
 
        rc = request_irq(irq, sbs_irq,
                IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
-               dev_name(&client->dev), &chip->power_supply);
+               dev_name(&client->dev), chip->power_supply);
        if (rc) {
                dev_warn(&client->dev, "Failed to request irq: %d\n", rc);
                gpio_free(pdata->battery_detect);
                goto exit_psupply;
        }
 
-       rc = power_supply_register(&client->dev, &chip->power_supply,
-                       &psy_cfg);
-       if (rc) {
+       chip->power_supply = power_supply_register(&client->dev, sbs_desc,
+                                                  &psy_cfg);
+       if (IS_ERR(chip->power_supply)) {
                dev_err(&client->dev,
                        "%s: Failed to register power supply\n", __func__);
+               rc = PTR_ERR(chip->power_supply);
                goto exit_psupply;
        }
 
 
 exit_psupply:
        if (chip->irq)
-               free_irq(chip->irq, &chip->power_supply);
+               free_irq(chip->irq, chip->power_supply);
        if (chip->gpio_detect)
                gpio_free(pdata->battery_detect);
 
        kfree(chip);
 
-exit_free_name:
-       kfree(name);
-
        return rc;
 }
 
        struct sbs_info *chip = i2c_get_clientdata(client);
 
        if (chip->irq)
-               free_irq(chip->irq, &chip->power_supply);
+               free_irq(chip->irq, chip->power_supply);
        if (chip->gpio_detect)
                gpio_free(chip->pdata->battery_detect);
 
-       power_supply_unregister(&chip->power_supply);
+       power_supply_unregister(chip->power_supply);
 
        cancel_delayed_work_sync(&chip->work);
 
-       kfree(chip->power_supply.name);
        kfree(chip);
        chip = NULL;
 
 
        struct mutex            lock;
        struct device           *dev;
        struct regmap           *regmap;
-       struct power_supply     mains;
-       struct power_supply     usb;
-       struct power_supply     battery;
+       struct power_supply     *mains;
+       struct power_supply     *usb;
+       struct power_supply     *battery;
        bool                    mains_online;
        bool                    usb_online;
        bool                    charging_enabled;
         */
        if (stat_c & STAT_C_CHARGER_ERROR) {
                dev_err(smb->dev, "charging stopped due to charger error\n");
-               power_supply_changed(&smb->battery);
+               power_supply_changed(smb->battery);
                handled = true;
        }
 
         */
        if (irqstat_c & (IRQSTAT_C_TERMINATION_IRQ | IRQSTAT_C_TAPER_IRQ)) {
                if (irqstat_c & IRQSTAT_C_TERMINATION_STAT)
-                       power_supply_changed(&smb->battery);
+                       power_supply_changed(smb->battery);
                dev_dbg(smb->dev, "going to HW maintenance mode\n");
                handled = true;
        }
 
                if (irqstat_d & IRQSTAT_D_CHARGE_TIMEOUT_STAT)
                        dev_warn(smb->dev, "charging stopped due to timeout\n");
-               power_supply_changed(&smb->battery);
+               power_supply_changed(smb->battery);
                handled = true;
        }
 
                if (smb347_update_ps_status(smb) > 0) {
                        smb347_start_stop_charging(smb);
                        if (smb->pdata->use_mains)
-                               power_supply_changed(&smb->mains);
+                               power_supply_changed(smb->mains);
                        if (smb->pdata->use_usb)
-                               power_supply_changed(&smb->usb);
+                               power_supply_changed(smb->usb);
                }
                handled = true;
        }
                                     enum power_supply_property prop,
                                     union power_supply_propval *val)
 {
-       struct smb347_charger *smb =
-               container_of(psy, struct smb347_charger, mains);
+       struct smb347_charger *smb = power_supply_get_drvdata(psy);
        int ret;
 
        switch (prop) {
                                   enum power_supply_property prop,
                                   union power_supply_propval *val)
 {
-       struct smb347_charger *smb =
-               container_of(psy, struct smb347_charger, usb);
+       struct smb347_charger *smb = power_supply_get_drvdata(psy);
        int ret;
 
        switch (prop) {
                                       enum power_supply_property prop,
                                       union power_supply_propval *val)
 {
-       struct smb347_charger *smb =
-                       container_of(psy, struct smb347_charger, battery);
+       struct smb347_charger *smb = power_supply_get_drvdata(psy);
        const struct smb347_charger_platform_data *pdata = smb->pdata;
        int ret;
 
        .readable_reg   = smb347_readable_reg,
 };
 
+static const struct power_supply_desc smb347_mains_desc = {
+       .name           = "smb347-mains",
+       .type           = POWER_SUPPLY_TYPE_MAINS,
+       .get_property   = smb347_mains_get_property,
+       .properties     = smb347_mains_properties,
+       .num_properties = ARRAY_SIZE(smb347_mains_properties),
+};
+
+static const struct power_supply_desc smb347_usb_desc = {
+       .name           = "smb347-usb",
+       .type           = POWER_SUPPLY_TYPE_USB,
+       .get_property   = smb347_usb_get_property,
+       .properties     = smb347_usb_properties,
+       .num_properties = ARRAY_SIZE(smb347_usb_properties),
+};
+
+static const struct power_supply_desc smb347_battery_desc = {
+       .name           = "smb347-battery",
+       .type           = POWER_SUPPLY_TYPE_BATTERY,
+       .get_property   = smb347_battery_get_property,
+       .properties     = smb347_battery_properties,
+       .num_properties = ARRAY_SIZE(smb347_battery_properties),
+};
+
 static int smb347_probe(struct i2c_client *client,
                        const struct i2c_device_id *id)
 {
        static char *battery[] = { "smb347-battery" };
        const struct smb347_charger_platform_data *pdata;
-       struct power_supply_config psy_cfg = {}; /* Only for mains and usb */
+       struct power_supply_config mains_usb_cfg = {}, battery_cfg = {};
        struct device *dev = &client->dev;
        struct smb347_charger *smb;
        int ret;
        if (ret < 0)
                return ret;
 
-       psy_cfg.supplied_to = battery;
-       psy_cfg.num_supplicants = ARRAY_SIZE(battery);
+       mains_usb_cfg.supplied_to = battery;
+       mains_usb_cfg.num_supplicants = ARRAY_SIZE(battery);
+       mains_usb_cfg.drv_data = smb;
        if (smb->pdata->use_mains) {
-               smb->mains.name = "smb347-mains";
-               smb->mains.type = POWER_SUPPLY_TYPE_MAINS;
-               smb->mains.get_property = smb347_mains_get_property;
-               smb->mains.properties = smb347_mains_properties;
-               smb->mains.num_properties = ARRAY_SIZE(smb347_mains_properties);
-               ret = power_supply_register(dev, &smb->mains, &psy_cfg);
-               if (ret < 0)
-                       return ret;
+               smb->mains = power_supply_register(dev, &smb347_mains_desc,
+                                                  &mains_usb_cfg);
+               if (IS_ERR(smb->mains))
+                       return PTR_ERR(smb->mains);
        }
 
        if (smb->pdata->use_usb) {
-               smb->usb.name = "smb347-usb";
-               smb->usb.type = POWER_SUPPLY_TYPE_USB;
-               smb->usb.get_property = smb347_usb_get_property;
-               smb->usb.properties = smb347_usb_properties;
-               smb->usb.num_properties = ARRAY_SIZE(smb347_usb_properties);
-               ret = power_supply_register(dev, &smb->usb, &psy_cfg);
-               if (ret < 0) {
+               smb->usb = power_supply_register(dev, &smb347_usb_desc,
+                                                &mains_usb_cfg);
+               if (IS_ERR(smb->usb)) {
                        if (smb->pdata->use_mains)
-                               power_supply_unregister(&smb->mains);
-                       return ret;
+                               power_supply_unregister(smb->mains);
+                       return PTR_ERR(smb->usb);
                }
        }
 
-       smb->battery.name = "smb347-battery";
-       smb->battery.type = POWER_SUPPLY_TYPE_BATTERY;
-       smb->battery.get_property = smb347_battery_get_property;
-       smb->battery.properties = smb347_battery_properties;
-       smb->battery.num_properties = ARRAY_SIZE(smb347_battery_properties);
-
-
-       ret = power_supply_register(dev, &smb->battery, NULL);
-       if (ret < 0) {
+       battery_cfg.drv_data = smb;
+       smb->battery = power_supply_register(dev, &smb347_battery_desc,
+                                            &battery_cfg);
+       if (IS_ERR(smb->battery)) {
                if (smb->pdata->use_usb)
-                       power_supply_unregister(&smb->usb);
+                       power_supply_unregister(smb->usb);
                if (smb->pdata->use_mains)
-                       power_supply_unregister(&smb->mains);
-               return ret;
+                       power_supply_unregister(smb->mains);
+               return PTR_ERR(smb->battery);
        }
 
        /*
                gpio_free(smb->pdata->irq_gpio);
        }
 
-       power_supply_unregister(&smb->battery);
+       power_supply_unregister(smb->battery);
        if (smb->pdata->use_usb)
-               power_supply_unregister(&smb->usb);
+               power_supply_unregister(smb->usb);
        if (smb->pdata->use_mains)
-               power_supply_unregister(&smb->mains);
+               power_supply_unregister(smb->mains);
        return 0;
 }
 
 
        "test_battery",
 };
 
-static struct power_supply test_power_supplies[] = {
+static struct power_supply *test_power_supplies[TEST_POWER_NUM];
+
+static const struct power_supply_desc test_power_desc[] = {
        [TEST_AC] = {
                .name = "test_ac",
                .type = POWER_SUPPLY_TYPE_MAINS,
        BUILD_BUG_ON(TEST_POWER_NUM != ARRAY_SIZE(test_power_configs));
 
        for (i = 0; i < ARRAY_SIZE(test_power_supplies); i++) {
-               ret = power_supply_register(NULL, &test_power_supplies[i],
+               test_power_supplies[i] = power_supply_register(NULL,
+                                               &test_power_desc[i],
                                                &test_power_configs[i]);
-               if (ret) {
+               if (IS_ERR(test_power_supplies[i])) {
                        pr_err("%s: failed to register %s\n", __func__,
-                               test_power_supplies[i].name);
+                               test_power_desc[i].name);
+                       ret = PTR_ERR(test_power_supplies[i]);
                        goto failed;
                }
        }
        return 0;
 failed:
        while (--i >= 0)
-               power_supply_unregister(&test_power_supplies[i]);
+               power_supply_unregister(test_power_supplies[i]);
        return ret;
 }
 module_init(test_power_init);
        usb_online = 0;
        battery_status = POWER_SUPPLY_STATUS_DISCHARGING;
        for (i = 0; i < ARRAY_SIZE(test_power_supplies); i++)
-               power_supply_changed(&test_power_supplies[i]);
+               power_supply_changed(test_power_supplies[i]);
        pr_info("%s: 'changed' event sent, sleeping for 10 seconds...\n",
                __func__);
        ssleep(10);
 
        for (i = 0; i < ARRAY_SIZE(test_power_supplies); i++)
-               power_supply_unregister(&test_power_supplies[i]);
+               power_supply_unregister(test_power_supplies[i]);
 
        module_initialized = false;
 }
 static int param_set_ac_online(const char *key, const struct kernel_param *kp)
 {
        ac_online = map_get_value(map_ac_online, key, ac_online);
-       signal_power_supply_changed(&test_power_supplies[TEST_AC]);
+       signal_power_supply_changed(test_power_supplies[TEST_AC]);
        return 0;
 }
 
 static int param_set_usb_online(const char *key, const struct kernel_param *kp)
 {
        usb_online = map_get_value(map_ac_online, key, usb_online);
-       signal_power_supply_changed(&test_power_supplies[TEST_USB]);
+       signal_power_supply_changed(test_power_supplies[TEST_USB]);
        return 0;
 }
 
                                        const struct kernel_param *kp)
 {
        battery_status = map_get_value(map_status, key, battery_status);
-       signal_power_supply_changed(&test_power_supplies[TEST_BATTERY]);
+       signal_power_supply_changed(test_power_supplies[TEST_BATTERY]);
        return 0;
 }
 
                                        const struct kernel_param *kp)
 {
        battery_health = map_get_value(map_health, key, battery_health);
-       signal_power_supply_changed(&test_power_supplies[TEST_BATTERY]);
+       signal_power_supply_changed(test_power_supplies[TEST_BATTERY]);
        return 0;
 }
 
                                        const struct kernel_param *kp)
 {
        battery_present = map_get_value(map_present, key, battery_present);
-       signal_power_supply_changed(&test_power_supplies[TEST_AC]);
+       signal_power_supply_changed(test_power_supplies[TEST_AC]);
        return 0;
 }
 
 {
        battery_technology = map_get_value(map_technology, key,
                                                battery_technology);
-       signal_power_supply_changed(&test_power_supplies[TEST_BATTERY]);
+       signal_power_supply_changed(test_power_supplies[TEST_BATTERY]);
        return 0;
 }
 
                return -EINVAL;
 
        battery_capacity = tmp;
-       signal_power_supply_changed(&test_power_supplies[TEST_BATTERY]);
+       signal_power_supply_changed(test_power_supplies[TEST_BATTERY]);
        return 0;
 }
 
                return -EINVAL;
 
        battery_voltage = tmp;
-       signal_power_supply_changed(&test_power_supplies[TEST_BATTERY]);
+       signal_power_supply_changed(test_power_supplies[TEST_BATTERY]);
        return 0;
 }
 
 
 
 struct tosa_bat {
        int status;
-       struct power_supply psy;
+       struct power_supply *psy;
        int full_chrg;
 
        struct mutex work_lock; /* protects data */
        mutex_lock(&bat_lock);
        gpio_set_value(bat->gpio_bat, 1);
        msleep(5);
-       value = wm97xx_read_aux_adc(dev_get_drvdata(bat->psy.dev->parent),
+       value = wm97xx_read_aux_adc(dev_get_drvdata(bat->psy->dev.parent),
                        bat->adc_bat);
        gpio_set_value(bat->gpio_bat, 0);
        mutex_unlock(&bat_lock);
        mutex_lock(&bat_lock);
        gpio_set_value(bat->gpio_temp, 1);
        msleep(5);
-       value = wm97xx_read_aux_adc(dev_get_drvdata(bat->psy.dev->parent),
+       value = wm97xx_read_aux_adc(dev_get_drvdata(bat->psy->dev.parent),
                        bat->adc_temp);
        gpio_set_value(bat->gpio_temp, 0);
        mutex_unlock(&bat_lock);
                            union power_supply_propval *val)
 {
        int ret = 0;
-       struct tosa_bat *bat = container_of(psy, struct tosa_bat, psy);
+       struct tosa_bat *bat = power_supply_get_drvdata(psy);
 
        if (bat->is_present && !bat->is_present(bat)
                        && psp != POWER_SUPPLY_PROP_PRESENT) {
 static void tosa_bat_update(struct tosa_bat *bat)
 {
        int old;
-       struct power_supply *psy = &bat->psy;
+       struct power_supply *psy = bat->psy;
 
        mutex_lock(&bat->work_lock);
 
        old = bat->status;
 
        if (bat->is_present && !bat->is_present(bat)) {
-               printk(KERN_NOTICE "%s not present\n", psy->name);
+               printk(KERN_NOTICE "%s not present\n", psy->desc->name);
                bat->status = POWER_SUPPLY_STATUS_UNKNOWN;
                bat->full_chrg = -1;
        } else if (power_supply_am_i_supplied(psy)) {
        POWER_SUPPLY_PROP_PRESENT,
 };
 
+static const struct power_supply_desc tosa_bat_main_desc = {
+       .name           = "main-battery",
+       .type           = POWER_SUPPLY_TYPE_BATTERY,
+       .properties     = tosa_bat_main_props,
+       .num_properties = ARRAY_SIZE(tosa_bat_main_props),
+       .get_property   = tosa_bat_get_property,
+       .external_power_changed = tosa_bat_external_power_changed,
+       .use_for_apm    = 1,
+};
+
+static const struct power_supply_desc tosa_bat_jacket_desc = {
+       .name           = "jacket-battery",
+       .type           = POWER_SUPPLY_TYPE_BATTERY,
+       .properties     = tosa_bat_main_props,
+       .num_properties = ARRAY_SIZE(tosa_bat_main_props),
+       .get_property   = tosa_bat_get_property,
+       .external_power_changed = tosa_bat_external_power_changed,
+};
+
+static const struct power_supply_desc tosa_bat_bu_desc = {
+       .name           = "backup-battery",
+       .type           = POWER_SUPPLY_TYPE_BATTERY,
+       .properties     = tosa_bat_bu_props,
+       .num_properties = ARRAY_SIZE(tosa_bat_bu_props),
+       .get_property   = tosa_bat_get_property,
+       .external_power_changed = tosa_bat_external_power_changed,
+};
+
 static struct tosa_bat tosa_bat_main = {
        .status = POWER_SUPPLY_STATUS_DISCHARGING,
        .full_chrg = -1,
-       .psy = {
-               .name           = "main-battery",
-               .type           = POWER_SUPPLY_TYPE_BATTERY,
-               .properties     = tosa_bat_main_props,
-               .num_properties = ARRAY_SIZE(tosa_bat_main_props),
-               .get_property   = tosa_bat_get_property,
-               .external_power_changed = tosa_bat_external_power_changed,
-               .use_for_apm    = 1,
-       },
+       .psy = NULL,
 
        .gpio_full = TOSA_GPIO_BAT0_CRG,
        .gpio_charge_off = TOSA_GPIO_CHARGE_OFF,
 static struct tosa_bat tosa_bat_jacket = {
        .status = POWER_SUPPLY_STATUS_DISCHARGING,
        .full_chrg = -1,
-       .psy = {
-               .name           = "jacket-battery",
-               .type           = POWER_SUPPLY_TYPE_BATTERY,
-               .properties     = tosa_bat_main_props,
-               .num_properties = ARRAY_SIZE(tosa_bat_main_props),
-               .get_property   = tosa_bat_get_property,
-               .external_power_changed = tosa_bat_external_power_changed,
-       },
+       .psy = NULL,
 
        .is_present = tosa_jacket_bat_is_present,
        .gpio_full = TOSA_GPIO_BAT1_CRG,
 static struct tosa_bat tosa_bat_bu = {
        .status = POWER_SUPPLY_STATUS_UNKNOWN,
        .full_chrg = -1,
-
-       .psy = {
-               .name           = "backup-battery",
-               .type           = POWER_SUPPLY_TYPE_BATTERY,
-               .properties     = tosa_bat_bu_props,
-               .num_properties = ARRAY_SIZE(tosa_bat_bu_props),
-               .get_property   = tosa_bat_get_property,
-               .external_power_changed = tosa_bat_external_power_changed,
-       },
+       .psy = NULL,
 
        .gpio_full = -1,
        .gpio_charge_off = -1,
 static int tosa_bat_probe(struct platform_device *dev)
 {
        int ret;
+       struct power_supply_config main_psy_cfg = {},
+                                  jacket_psy_cfg = {},
+                                  bu_psy_cfg = {};
 
        if (!machine_is_tosa())
                return -ENODEV;
 
        INIT_WORK(&bat_work, tosa_bat_work);
 
-       ret = power_supply_register(&dev->dev, &tosa_bat_main.psy, NULL);
-       if (ret)
+       main_psy_cfg.drv_data = &tosa_bat_main;
+       tosa_bat_main.psy = power_supply_register(&dev->dev,
+                                                 &tosa_bat_main_desc,
+                                                 &main_psy_cfg);
+       if (IS_ERR(tosa_bat_main.psy)) {
+               ret = PTR_ERR(tosa_bat_main.psy);
                goto err_psy_reg_main;
-       ret = power_supply_register(&dev->dev, &tosa_bat_jacket.psy, NULL);
-       if (ret)
+       }
+
+       jacket_psy_cfg.drv_data = &tosa_bat_jacket;
+       tosa_bat_jacket.psy = power_supply_register(&dev->dev,
+                                                   &tosa_bat_jacket_desc,
+                                                   &jacket_psy_cfg);
+       if (IS_ERR(tosa_bat_jacket.psy)) {
+               ret = PTR_ERR(tosa_bat_jacket.psy);
                goto err_psy_reg_jacket;
-       ret = power_supply_register(&dev->dev, &tosa_bat_bu.psy, NULL);
-       if (ret)
+       }
+
+       bu_psy_cfg.drv_data = &tosa_bat_bu;
+       tosa_bat_bu.psy = power_supply_register(&dev->dev, &tosa_bat_bu_desc,
+                                               &bu_psy_cfg);
+       if (IS_ERR(tosa_bat_bu.psy)) {
+               ret = PTR_ERR(tosa_bat_bu.psy);
                goto err_psy_reg_bu;
+       }
 
        ret = request_irq(gpio_to_irq(TOSA_GPIO_BAT0_CRG),
                                tosa_bat_gpio_isr,
 err_req_jacket:
        free_irq(gpio_to_irq(TOSA_GPIO_BAT0_CRG), &tosa_bat_main);
 err_req_main:
-       power_supply_unregister(&tosa_bat_bu.psy);
+       power_supply_unregister(tosa_bat_bu.psy);
 err_psy_reg_bu:
-       power_supply_unregister(&tosa_bat_jacket.psy);
+       power_supply_unregister(tosa_bat_jacket.psy);
 err_psy_reg_jacket:
-       power_supply_unregister(&tosa_bat_main.psy);
+       power_supply_unregister(tosa_bat_main.psy);
 err_psy_reg_main:
 
        /* see comment in tosa_bat_remove */
        free_irq(gpio_to_irq(TOSA_GPIO_BAT1_CRG), &tosa_bat_jacket);
        free_irq(gpio_to_irq(TOSA_GPIO_BAT0_CRG), &tosa_bat_main);
 
-       power_supply_unregister(&tosa_bat_bu.psy);
-       power_supply_unregister(&tosa_bat_jacket.psy);
-       power_supply_unregister(&tosa_bat_main.psy);
+       power_supply_unregister(tosa_bat_bu.psy);
+       power_supply_unregister(tosa_bat_jacket.psy);
+       power_supply_unregister(tosa_bat_main.psy);
 
        /*
         * Now cancel the bat_work.  We won't get any more schedules,
 
        int     irq;
        struct task_struct      *poll_task;
        bool                    passive_mode;
-       struct power_supply     ac;
+       struct power_supply     *ac;
        struct tps65090_platform_data *pdata;
 };
 
                        enum power_supply_property psp,
                        union power_supply_propval *val)
 {
-       struct tps65090_charger *charger = container_of(psy,
-                                       struct tps65090_charger, ac);
+       struct tps65090_charger *charger = power_supply_get_drvdata(psy);
 
        if (psp == POWER_SUPPLY_PROP_ONLINE) {
                val->intval = charger->ac_online;
        }
 
        if (charger->prev_ac_online != charger->ac_online)
-               power_supply_changed(&charger->ac);
+               power_supply_changed(charger->ac);
 
        return IRQ_HANDLED;
 }
        return 0;
 }
 
+static const struct power_supply_desc tps65090_charger_desc = {
+       .name                   = "tps65090-ac",
+       .type                   = POWER_SUPPLY_TYPE_MAINS,
+       .get_property           = tps65090_ac_get_property,
+       .properties             = tps65090_ac_props,
+       .num_properties         = ARRAY_SIZE(tps65090_ac_props),
+};
+
 static int tps65090_charger_probe(struct platform_device *pdev)
 {
        struct tps65090_charger *cdata;
        cdata->dev                      = &pdev->dev;
        cdata->pdata                    = pdata;
 
-       cdata->ac.name                  = "tps65090-ac";
-       cdata->ac.type                  = POWER_SUPPLY_TYPE_MAINS;
-       cdata->ac.get_property          = tps65090_ac_get_property;
-       cdata->ac.properties            = tps65090_ac_props;
-       cdata->ac.num_properties        = ARRAY_SIZE(tps65090_ac_props);
-
        psy_cfg.supplied_to             = pdata->supplied_to;
        psy_cfg.num_supplicants         = pdata->num_supplicants;
        psy_cfg.of_node                 = pdev->dev.of_node;
+       psy_cfg.drv_data                = cdata;
 
-       ret = power_supply_register(&pdev->dev, &cdata->ac, &psy_cfg);
-       if (ret) {
+       cdata->ac = power_supply_register(&pdev->dev, &tps65090_charger_desc,
+                       &psy_cfg);
+       if (IS_ERR(cdata->ac)) {
                dev_err(&pdev->dev, "failed: power supply register\n");
-               return ret;
+               return PTR_ERR(cdata->ac);
        }
 
        irq = platform_get_irq(pdev, 0);
                        goto fail_unregister_supply;
                }
                cdata->ac_online = 1;
-               power_supply_changed(&cdata->ac);
+               power_supply_changed(cdata->ac);
        }
 
        if (irq != -ENXIO) {
        return 0;
 
 fail_unregister_supply:
-       power_supply_unregister(&cdata->ac);
+       power_supply_unregister(cdata->ac);
 
        return ret;
 }
 
        if (cdata->irq == -ENXIO)
                kthread_stop(cdata->poll_task);
-       power_supply_unregister(&cdata->ac);
+       power_supply_unregister(cdata->ac);
 
        return 0;
 }
 
 
 struct twl4030_bci {
        struct device           *dev;
-       struct power_supply     ac;
-       struct power_supply     usb;
+       struct power_supply     *ac;
+       struct power_supply     *usb;
        struct usb_phy          *transceiver;
        struct notifier_block   usb_nb;
        struct work_struct      work;
        struct twl4030_bci *bci = arg;
 
        dev_dbg(bci->dev, "CHG_PRES irq\n");
-       power_supply_changed(&bci->ac);
-       power_supply_changed(&bci->usb);
+       power_supply_changed(bci->ac);
+       power_supply_changed(bci->usb);
 
        return IRQ_HANDLED;
 }
 
        if (irqs1 & (TWL4030_ICHGLOW | TWL4030_ICHGEOC)) {
                /* charger state change, inform the core */
-               power_supply_changed(&bci->ac);
-               power_supply_changed(&bci->usb);
+               power_supply_changed(bci->ac);
+               power_supply_changed(bci->usb);
        }
 
        /* various monitoring events, for now we just log them here */
                                    enum power_supply_property psp,
                                    union power_supply_propval *val)
 {
-       struct twl4030_bci *bci = dev_get_drvdata(psy->dev->parent);
+       struct twl4030_bci *bci = dev_get_drvdata(psy->dev.parent);
        int is_charging;
        int state;
        int ret;
        if (state < 0)
                return state;
 
-       if (psy->type == POWER_SUPPLY_TYPE_USB)
+       if (psy->desc->type == POWER_SUPPLY_TYPE_USB)
                is_charging = state & TWL4030_MSTATEC_USB;
        else
                is_charging = state & TWL4030_MSTATEC_AC;
                /* charging must be active for meaningful result */
                if (!is_charging)
                        return -ENODATA;
-               if (psy->type == POWER_SUPPLY_TYPE_USB) {
+               if (psy->desc->type == POWER_SUPPLY_TYPE_USB) {
                        ret = twl4030bci_read_adc_val(TWL4030_BCIVBUS);
                        if (ret < 0)
                                return ret;
 }
 #endif
 
+static const struct power_supply_desc twl4030_bci_ac_desc = {
+       .name           = "twl4030_ac",
+       .type           = POWER_SUPPLY_TYPE_MAINS,
+       .properties     = twl4030_charger_props,
+       .num_properties = ARRAY_SIZE(twl4030_charger_props),
+       .get_property   = twl4030_bci_get_property,
+};
+
+static const struct power_supply_desc twl4030_bci_usb_desc = {
+       .name           = "twl4030_usb",
+       .type           = POWER_SUPPLY_TYPE_USB,
+       .properties     = twl4030_charger_props,
+       .num_properties = ARRAY_SIZE(twl4030_charger_props),
+       .get_property   = twl4030_bci_get_property,
+};
+
 static int __init twl4030_bci_probe(struct platform_device *pdev)
 {
        struct twl4030_bci *bci;
        }
 
        platform_set_drvdata(pdev, bci);
-       bci->ac.name = "twl4030_ac";
-       bci->ac.type = POWER_SUPPLY_TYPE_MAINS;
-       bci->ac.properties = twl4030_charger_props;
-       bci->ac.num_properties = ARRAY_SIZE(twl4030_charger_props);
-       bci->ac.get_property = twl4030_bci_get_property;
 
-       ret = power_supply_register(&pdev->dev, &bci->ac, NULL);
-       if (ret) {
+       bci->ac = power_supply_register(&pdev->dev, &twl4030_bci_ac_desc,
+                                       NULL);
+       if (IS_ERR(bci->ac)) {
+               ret = PTR_ERR(bci->ac);
                dev_err(&pdev->dev, "failed to register ac: %d\n", ret);
                goto fail_register_ac;
        }
 
-       bci->usb.name = "twl4030_usb";
-       bci->usb.type = POWER_SUPPLY_TYPE_USB;
-       bci->usb.properties = twl4030_charger_props;
-       bci->usb.num_properties = ARRAY_SIZE(twl4030_charger_props);
-       bci->usb.get_property = twl4030_bci_get_property;
-
        bci->usb_reg = regulator_get(bci->dev, "bci3v1");
 
-       ret = power_supply_register(&pdev->dev, &bci->usb, NULL);
-       if (ret) {
+       bci->usb = power_supply_register(&pdev->dev, &twl4030_bci_usb_desc,
+                                        NULL);
+       if (IS_ERR(bci->usb)) {
+               ret = PTR_ERR(bci->usb);
                dev_err(&pdev->dev, "failed to register usb: %d\n", ret);
                goto fail_register_usb;
        }
 fail_bci_irq:
        free_irq(bci->irq_chg, bci);
 fail_chg_irq:
-       power_supply_unregister(&bci->usb);
+       power_supply_unregister(bci->usb);
 fail_register_usb:
-       power_supply_unregister(&bci->ac);
+       power_supply_unregister(bci->ac);
 fail_register_ac:
 fail_no_battery:
        kfree(bci);
        }
        free_irq(bci->irq_bci, bci);
        free_irq(bci->irq_chg, bci);
-       power_supply_unregister(&bci->usb);
-       power_supply_unregister(&bci->ac);
+       power_supply_unregister(bci->usb);
+       power_supply_unregister(bci->ac);
        kfree(bci);
 
        return 0;
 
 #include <linux/power/twl4030_madc_battery.h>
 
 struct twl4030_madc_battery {
-       struct power_supply psy;
+       struct power_supply *psy;
        struct twl4030_madc_bat_platform_data *pdata;
 };
 
                                        enum power_supply_property psp,
                                        union power_supply_propval *val)
 {
-       struct twl4030_madc_battery *bat = container_of(psy,
-                                       struct twl4030_madc_battery, psy);
+       struct twl4030_madc_battery *bat = power_supply_get_drvdata(psy);
 
        switch (psp) {
        case POWER_SUPPLY_PROP_STATUS:
 
 static void twl4030_madc_bat_ext_changed(struct power_supply *psy)
 {
-       struct twl4030_madc_battery *bat = container_of(psy,
-                                       struct twl4030_madc_battery, psy);
-
-       power_supply_changed(&bat->psy);
+       power_supply_changed(psy);
 }
 
+static const struct power_supply_desc twl4030_madc_bat_desc = {
+       .name                   = "twl4030_battery",
+       .type                   = POWER_SUPPLY_TYPE_BATTERY,
+       .properties             = twl4030_madc_bat_props,
+       .num_properties         = ARRAY_SIZE(twl4030_madc_bat_props),
+       .get_property           = twl4030_madc_bat_get_property,
+       .external_power_changed = twl4030_madc_bat_ext_changed,
+
+};
+
 static int twl4030_cmp(const void *a, const void *b)
 {
        return ((struct twl4030_madc_bat_calibration *)b)->voltage -
 {
        struct twl4030_madc_battery *twl4030_madc_bat;
        struct twl4030_madc_bat_platform_data *pdata = pdev->dev.platform_data;
+       struct power_supply_config psy_cfg = {};
        int ret = 0;
 
        twl4030_madc_bat = kzalloc(sizeof(*twl4030_madc_bat), GFP_KERNEL);
        if (!twl4030_madc_bat)
                return -ENOMEM;
 
-       twl4030_madc_bat->psy.name = "twl4030_battery";
-       twl4030_madc_bat->psy.type = POWER_SUPPLY_TYPE_BATTERY;
-       twl4030_madc_bat->psy.properties = twl4030_madc_bat_props;
-       twl4030_madc_bat->psy.num_properties =
-                                       ARRAY_SIZE(twl4030_madc_bat_props);
-       twl4030_madc_bat->psy.get_property = twl4030_madc_bat_get_property;
-       twl4030_madc_bat->psy.external_power_changed =
-                                       twl4030_madc_bat_ext_changed;
-
        /* sort charging and discharging calibration data */
        sort(pdata->charging, pdata->charging_size,
                sizeof(struct twl4030_madc_bat_calibration),
 
        twl4030_madc_bat->pdata = pdata;
        platform_set_drvdata(pdev, twl4030_madc_bat);
-       ret = power_supply_register(&pdev->dev, &twl4030_madc_bat->psy, NULL);
-       if (ret < 0)
+       psy_cfg.drv_data = twl4030_madc_bat;
+       twl4030_madc_bat->psy = power_supply_register(&pdev->dev,
+                                                     &twl4030_madc_bat_desc,
+                                                     &psy_cfg);
+       if (IS_ERR(twl4030_madc_bat->psy)) {
+               ret = PTR_ERR(twl4030_madc_bat->psy);
                kfree(twl4030_madc_bat);
+       }
 
        return ret;
 }
 {
        struct twl4030_madc_battery *bat = platform_get_drvdata(pdev);
 
-       power_supply_unregister(&bat->psy);
+       power_supply_unregister(bat->psy);
        kfree(bat);
 
        return 0;
 
 
 struct wm831x_backup {
        struct wm831x *wm831x;
-       struct power_supply backup;
+       struct power_supply *backup;
+       struct power_supply_desc backup_desc;
        char name[20];
 };
 
                                  enum power_supply_property psp,
                                  union power_supply_propval *val)
 {
-       struct wm831x_backup *devdata = dev_get_drvdata(psy->dev->parent);
+       struct wm831x_backup *devdata = dev_get_drvdata(psy->dev.parent);
        struct wm831x *wm831x = devdata->wm831x;
        int ret = 0;
 
        struct wm831x *wm831x = dev_get_drvdata(pdev->dev.parent);
        struct wm831x_pdata *wm831x_pdata = wm831x->dev->platform_data;
        struct wm831x_backup *devdata;
-       struct power_supply *backup;
-       int ret;
 
        devdata = devm_kzalloc(&pdev->dev, sizeof(struct wm831x_backup),
                                GFP_KERNEL);
        devdata->wm831x = wm831x;
        platform_set_drvdata(pdev, devdata);
 
-       backup = &devdata->backup;
-
        /* We ignore configuration failures since we can still read
         * back the status without enabling the charger (which may
         * already be enabled anyway).
                snprintf(devdata->name, sizeof(devdata->name),
                         "wm831x-backup");
 
-       backup->name = devdata->name;
-       backup->type = POWER_SUPPLY_TYPE_BATTERY;
-       backup->properties = wm831x_backup_props;
-       backup->num_properties = ARRAY_SIZE(wm831x_backup_props);
-       backup->get_property = wm831x_backup_get_prop;
-       ret = power_supply_register(&pdev->dev, backup, NULL);
+       devdata->backup_desc.name = devdata->name;
+       devdata->backup_desc.type = POWER_SUPPLY_TYPE_BATTERY;
+       devdata->backup_desc.properties = wm831x_backup_props;
+       devdata->backup_desc.num_properties = ARRAY_SIZE(wm831x_backup_props);
+       devdata->backup_desc.get_property = wm831x_backup_get_prop;
+       devdata->backup = power_supply_register(&pdev->dev,
+                                               &devdata->backup_desc, NULL);
 
-       return ret;
+       return PTR_ERR_OR_ZERO(devdata->backup);
 }
 
 static int wm831x_backup_remove(struct platform_device *pdev)
 {
        struct wm831x_backup *devdata = platform_get_drvdata(pdev);
 
-       power_supply_unregister(&devdata->backup);
+       power_supply_unregister(devdata->backup);
 
        return 0;
 }
 
 
 struct wm831x_power {
        struct wm831x *wm831x;
-       struct power_supply wall;
-       struct power_supply usb;
-       struct power_supply battery;
+       struct power_supply *wall;
+       struct power_supply *usb;
+       struct power_supply *battery;
+       struct power_supply_desc wall_desc;
+       struct power_supply_desc usb_desc;
+       struct power_supply_desc battery_desc;
        char wall_name[20];
        char usb_name[20];
        char battery_name[20];
                                enum power_supply_property psp,
                                union power_supply_propval *val)
 {
-       struct wm831x_power *wm831x_power = dev_get_drvdata(psy->dev->parent);
+       struct wm831x_power *wm831x_power = dev_get_drvdata(psy->dev.parent);
        struct wm831x *wm831x = wm831x_power->wm831x;
        int ret = 0;
 
                               enum power_supply_property psp,
                               union power_supply_propval *val)
 {
-       struct wm831x_power *wm831x_power = dev_get_drvdata(psy->dev->parent);
+       struct wm831x_power *wm831x_power = dev_get_drvdata(psy->dev.parent);
        struct wm831x *wm831x = wm831x_power->wm831x;
        int ret = 0;
 
                               enum power_supply_property psp,
                               union power_supply_propval *val)
 {
-       struct wm831x_power *wm831x_power = dev_get_drvdata(psy->dev->parent);
+       struct wm831x_power *wm831x_power = dev_get_drvdata(psy->dev.parent);
        struct wm831x *wm831x = wm831x_power->wm831x;
        int ret = 0;
 
        /* The battery charger is autonomous so we don't need to do
         * anything except kick user space */
        if (wm831x_power->have_battery)
-               power_supply_changed(&wm831x_power->battery);
+               power_supply_changed(wm831x_power->battery);
 
        return IRQ_HANDLED;
 }
 
        /* Just notify for everything - little harm in overnotifying. */
        if (wm831x_power->have_battery)
-               power_supply_changed(&wm831x_power->battery);
-       power_supply_changed(&wm831x_power->usb);
-       power_supply_changed(&wm831x_power->wall);
+               power_supply_changed(wm831x_power->battery);
+       power_supply_changed(wm831x_power->usb);
+       power_supply_changed(wm831x_power->wall);
 
        return IRQ_HANDLED;
 }
        struct wm831x *wm831x = dev_get_drvdata(pdev->dev.parent);
        struct wm831x_pdata *wm831x_pdata = wm831x->dev->platform_data;
        struct wm831x_power *power;
-       struct power_supply *usb;
-       struct power_supply *battery;
-       struct power_supply *wall;
        int ret, irq, i;
 
        power = kzalloc(sizeof(struct wm831x_power), GFP_KERNEL);
        power->wm831x = wm831x;
        platform_set_drvdata(pdev, power);
 
-       usb = &power->usb;
-       battery = &power->battery;
-       wall = &power->wall;
-
        if (wm831x_pdata && wm831x_pdata->wm831x_num) {
                snprintf(power->wall_name, sizeof(power->wall_name),
                         "wm831x-wall.%d", wm831x_pdata->wm831x_num);
         */
        wm831x_config_battery(wm831x);
 
-       wall->name = power->wall_name;
-       wall->type = POWER_SUPPLY_TYPE_MAINS;
-       wall->properties = wm831x_wall_props;
-       wall->num_properties = ARRAY_SIZE(wm831x_wall_props);
-       wall->get_property = wm831x_wall_get_prop;
-       ret = power_supply_register(&pdev->dev, wall, NULL);
-       if (ret)
+       power->wall_desc.name = power->wall_name;
+       power->wall_desc.type = POWER_SUPPLY_TYPE_MAINS;
+       power->wall_desc.properties = wm831x_wall_props;
+       power->wall_desc.num_properties = ARRAY_SIZE(wm831x_wall_props);
+       power->wall_desc.get_property = wm831x_wall_get_prop;
+       power->wall = power_supply_register(&pdev->dev, &power->wall_desc,
+                                           NULL);
+       if (IS_ERR(power->wall)) {
+               ret = PTR_ERR(power->wall);
                goto err_kmalloc;
+       }
 
-       usb->name = power->usb_name,
-       usb->type = POWER_SUPPLY_TYPE_USB;
-       usb->properties = wm831x_usb_props;
-       usb->num_properties = ARRAY_SIZE(wm831x_usb_props);
-       usb->get_property = wm831x_usb_get_prop;
-       ret = power_supply_register(&pdev->dev, usb, NULL);
-       if (ret)
+       power->usb_desc.name = power->usb_name,
+       power->usb_desc.type = POWER_SUPPLY_TYPE_USB;
+       power->usb_desc.properties = wm831x_usb_props;
+       power->usb_desc.num_properties = ARRAY_SIZE(wm831x_usb_props);
+       power->usb_desc.get_property = wm831x_usb_get_prop;
+       power->usb = power_supply_register(&pdev->dev, &power->usb_desc, NULL);
+       if (IS_ERR(power->usb)) {
+               ret = PTR_ERR(power->usb);
                goto err_wall;
+       }
 
        ret = wm831x_reg_read(wm831x, WM831X_CHARGER_CONTROL_1);
        if (ret < 0)
        power->have_battery = ret & WM831X_CHG_ENA;
 
        if (power->have_battery) {
-                   battery->name = power->battery_name;
-                   battery->properties = wm831x_bat_props;
-                   battery->num_properties = ARRAY_SIZE(wm831x_bat_props);
-                   battery->get_property = wm831x_bat_get_prop;
-                   battery->use_for_apm = 1;
-                   ret = power_supply_register(&pdev->dev, battery, NULL);
-                   if (ret)
-                           goto err_usb;
+               power->battery_desc.name = power->battery_name;
+               power->battery_desc.properties = wm831x_bat_props;
+               power->battery_desc.num_properties = ARRAY_SIZE(wm831x_bat_props);
+               power->battery_desc.get_property = wm831x_bat_get_prop;
+               power->battery_desc.use_for_apm = 1;
+               power->battery = power_supply_register(&pdev->dev,
+                                                      &power->battery_desc,
+                                                      NULL);
+               if (IS_ERR(power->battery)) {
+                       ret = PTR_ERR(power->battery);
+                       goto err_usb;
+               }
        }
 
        irq = wm831x_irq(wm831x, platform_get_irq_byname(pdev, "SYSLO"));
        free_irq(irq, power);
 err_battery:
        if (power->have_battery)
-               power_supply_unregister(battery);
+               power_supply_unregister(power->battery);
 err_usb:
-       power_supply_unregister(usb);
+       power_supply_unregister(power->usb);
 err_wall:
-       power_supply_unregister(wall);
+       power_supply_unregister(power->wall);
 err_kmalloc:
        kfree(power);
        return ret;
        free_irq(irq, wm831x_power);
 
        if (wm831x_power->have_battery)
-               power_supply_unregister(&wm831x_power->battery);
-       power_supply_unregister(&wm831x_power->wall);
-       power_supply_unregister(&wm831x_power->usb);
+               power_supply_unregister(wm831x_power->battery);
+       power_supply_unregister(wm831x_power->wall);
+       power_supply_unregister(wm831x_power->usb);
        kfree(wm831x_power);
        return 0;
 }
 
                break;
        case WM8350_IRQ_CHG_TO:
                dev_err(wm8350->dev, "charger timeout\n");
-               power_supply_changed(&power->battery);
+               power_supply_changed(power->battery);
                break;
 
        case WM8350_IRQ_CHG_BAT_HOT:
        case WM8350_IRQ_CHG_BAT_COLD:
        case WM8350_IRQ_CHG_START:
        case WM8350_IRQ_CHG_END:
-               power_supply_changed(&power->battery);
+               power_supply_changed(power->battery);
                break;
 
        case WM8350_IRQ_CHG_FAST_RDY:
        case WM8350_IRQ_EXT_WALL_FB:
                wm8350_charger_config(wm8350, policy);
        case WM8350_IRQ_EXT_BAT_FB:   /* Fall through */
-               power_supply_changed(&power->battery);
-               power_supply_changed(&power->usb);
-               power_supply_changed(&power->ac);
+               power_supply_changed(power->battery);
+               power_supply_changed(power->usb);
+               power_supply_changed(power->ac);
                break;
 
        default:
                              enum power_supply_property psp,
                              union power_supply_propval *val)
 {
-       struct wm8350 *wm8350 = dev_get_drvdata(psy->dev->parent);
+       struct wm8350 *wm8350 = dev_get_drvdata(psy->dev.parent);
        int ret = 0;
 
        switch (psp) {
                               enum power_supply_property psp,
                               union power_supply_propval *val)
 {
-       struct wm8350 *wm8350 = dev_get_drvdata(psy->dev->parent);
+       struct wm8350 *wm8350 = dev_get_drvdata(psy->dev.parent);
        int ret = 0;
 
        switch (psp) {
                                   enum power_supply_property psp,
                                   union power_supply_propval *val)
 {
-       struct wm8350 *wm8350 = dev_get_drvdata(psy->dev->parent);
+       struct wm8350 *wm8350 = dev_get_drvdata(psy->dev.parent);
        int ret = 0;
 
        switch (psp) {
        POWER_SUPPLY_PROP_CHARGE_TYPE,
 };
 
+static const struct power_supply_desc wm8350_ac_desc = {
+       .name           = "wm8350-ac",
+       .type           = POWER_SUPPLY_TYPE_MAINS,
+       .properties     = wm8350_ac_props,
+       .num_properties = ARRAY_SIZE(wm8350_ac_props),
+       .get_property   = wm8350_ac_get_prop,
+};
+
+static const struct power_supply_desc wm8350_battery_desc = {
+       .name           = "wm8350-battery",
+       .properties     = wm8350_bat_props,
+       .num_properties = ARRAY_SIZE(wm8350_bat_props),
+       .get_property   = wm8350_bat_get_property,
+       .use_for_apm    = 1,
+};
+
+static const struct power_supply_desc wm8350_usb_desc = {
+       .name           = "wm8350-usb",
+       .type           = POWER_SUPPLY_TYPE_USB,
+       .properties     = wm8350_usb_props,
+       .num_properties = ARRAY_SIZE(wm8350_usb_props),
+       .get_property   = wm8350_usb_get_prop,
+};
+
 /*********************************************************************
  *             Initialisation
  *********************************************************************/
        struct wm8350 *wm8350 = platform_get_drvdata(pdev);
        struct wm8350_power *power = &wm8350->power;
        struct wm8350_charger_policy *policy = power->policy;
-       struct power_supply *usb = &power->usb;
-       struct power_supply *battery = &power->battery;
-       struct power_supply *ac = &power->ac;
        int ret;
 
-       ac->name = "wm8350-ac";
-       ac->type = POWER_SUPPLY_TYPE_MAINS;
-       ac->properties = wm8350_ac_props;
-       ac->num_properties = ARRAY_SIZE(wm8350_ac_props);
-       ac->get_property = wm8350_ac_get_prop;
-       ret = power_supply_register(&pdev->dev, ac, NULL);
-       if (ret)
-               return ret;
-
-       battery->name = "wm8350-battery";
-       battery->properties = wm8350_bat_props;
-       battery->num_properties = ARRAY_SIZE(wm8350_bat_props);
-       battery->get_property = wm8350_bat_get_property;
-       battery->use_for_apm = 1;
-       ret = power_supply_register(&pdev->dev, battery, NULL);
-       if (ret)
+       power->ac = power_supply_register(&pdev->dev, &wm8350_ac_desc, NULL);
+       if (IS_ERR(power->ac))
+               return PTR_ERR(power->ac);
+
+       power->battery = power_supply_register(&pdev->dev, &wm8350_battery_desc,
+                                              NULL);
+       if (IS_ERR(power->battery)) {
+               ret = PTR_ERR(power->battery);
                goto battery_failed;
+       }
 
-       usb->name = "wm8350-usb",
-       usb->type = POWER_SUPPLY_TYPE_USB;
-       usb->properties = wm8350_usb_props;
-       usb->num_properties = ARRAY_SIZE(wm8350_usb_props);
-       usb->get_property = wm8350_usb_get_prop;
-       ret = power_supply_register(&pdev->dev, usb, NULL);
-       if (ret)
+       power->usb = power_supply_register(&pdev->dev, &wm8350_usb_desc, NULL);
+       if (IS_ERR(power->usb)) {
+               ret = PTR_ERR(power->usb);
                goto usb_failed;
+       }
 
        ret = device_create_file(&pdev->dev, &dev_attr_charger_state);
        if (ret < 0)
        return ret;
 
 usb_failed:
-       power_supply_unregister(battery);
+       power_supply_unregister(power->battery);
 battery_failed:
-       power_supply_unregister(ac);
+       power_supply_unregister(power->ac);
 
        return ret;
 }
 
        free_charger_irq(wm8350);
        device_remove_file(&pdev->dev, &dev_attr_charger_state);
-       power_supply_unregister(&power->battery);
-       power_supply_unregister(&power->ac);
-       power_supply_unregister(&power->usb);
+       power_supply_unregister(power->battery);
+       power_supply_unregister(power->ac);
+       power_supply_unregister(power->usb);
        return 0;
 }
 
 
 
 static unsigned long wm97xx_read_bat(struct power_supply *bat_ps)
 {
-       struct wm97xx_pdata *wmdata = bat_ps->dev->parent->platform_data;
+       struct wm97xx_pdata *wmdata = bat_ps->dev.parent->platform_data;
        struct wm97xx_batt_pdata *pdata = wmdata->batt_pdata;
 
-       return wm97xx_read_aux_adc(dev_get_drvdata(bat_ps->dev->parent),
+       return wm97xx_read_aux_adc(dev_get_drvdata(bat_ps->dev.parent),
                                        pdata->batt_aux) * pdata->batt_mult /
                                        pdata->batt_div;
 }
 
 static unsigned long wm97xx_read_temp(struct power_supply *bat_ps)
 {
-       struct wm97xx_pdata *wmdata = bat_ps->dev->parent->platform_data;
+       struct wm97xx_pdata *wmdata = bat_ps->dev.parent->platform_data;
        struct wm97xx_batt_pdata *pdata = wmdata->batt_pdata;
 
-       return wm97xx_read_aux_adc(dev_get_drvdata(bat_ps->dev->parent),
+       return wm97xx_read_aux_adc(dev_get_drvdata(bat_ps->dev.parent),
                                        pdata->temp_aux) * pdata->temp_mult /
                                        pdata->temp_div;
 }
                            enum power_supply_property psp,
                            union power_supply_propval *val)
 {
-       struct wm97xx_pdata *wmdata = bat_ps->dev->parent->platform_data;
+       struct wm97xx_pdata *wmdata = bat_ps->dev.parent->platform_data;
        struct wm97xx_batt_pdata *pdata = wmdata->batt_pdata;
 
        switch (psp) {
 static void wm97xx_bat_update(struct power_supply *bat_ps)
 {
        int old_status = bat_status;
-       struct wm97xx_pdata *wmdata = bat_ps->dev->parent->platform_data;
+       struct wm97xx_pdata *wmdata = bat_ps->dev.parent->platform_data;
        struct wm97xx_batt_pdata *pdata = wmdata->batt_pdata;
 
        mutex_lock(&work_lock);
                        POWER_SUPPLY_STATUS_UNKNOWN;
 
        if (old_status != bat_status) {
-               pr_debug("%s: %i -> %i\n", bat_ps->name, old_status,
+               pr_debug("%s: %i -> %i\n", bat_ps->desc->name, old_status,
                                        bat_status);
                power_supply_changed(bat_ps);
        }
        mutex_unlock(&work_lock);
 }
 
-static struct power_supply bat_ps = {
+static struct power_supply *bat_psy;
+static struct power_supply_desc bat_psy_desc = {
        .type                   = POWER_SUPPLY_TYPE_BATTERY,
        .get_property           = wm97xx_bat_get_property,
        .external_power_changed = wm97xx_bat_external_power_changed,
 
 static void wm97xx_bat_work(struct work_struct *work)
 {
-       wm97xx_bat_update(&bat_ps);
+       wm97xx_bat_update(bat_psy);
 }
 
 static irqreturn_t wm97xx_chrg_irq(int irq, void *data)
                dev_info(&dev->dev, "Please consider setting proper battery "
                                "name in platform definition file, falling "
                                "back to name \"wm97xx-batt\"\n");
-               bat_ps.name = "wm97xx-batt";
+               bat_psy_desc.name = "wm97xx-batt";
        } else
-               bat_ps.name = pdata->batt_name;
+               bat_psy_desc.name = pdata->batt_name;
 
-       bat_ps.properties = prop;
-       bat_ps.num_properties = props;
+       bat_psy_desc.properties = prop;
+       bat_psy_desc.num_properties = props;
 
-       ret = power_supply_register(&dev->dev, &bat_ps, NULL);
-       if (!ret)
+       bat_psy = power_supply_register(&dev->dev, &bat_psy_desc, NULL);
+       if (!IS_ERR(bat_psy)) {
                schedule_work(&bat_work);
-       else
+       } else {
+               ret = PTR_ERR(bat_psy);
                goto err4;
+       }
 
        return 0;
 err4:
                gpio_free(pdata->charge_gpio);
        }
        cancel_work_sync(&bat_work);
-       power_supply_unregister(&bat_ps);
+       power_supply_unregister(bat_psy);
        kfree(prop);
        return 0;
 }
 
 #define        Z2_DEFAULT_NAME "Z2"
 
 struct z2_charger {
-       struct z2_battery_info  *info;
-       int                     bat_status;
-       struct i2c_client       *client;
-       struct power_supply     batt_ps;
-       struct mutex            work_lock;
-       struct work_struct      bat_work;
+       struct z2_battery_info          *info;
+       int                             bat_status;
+       struct i2c_client               *client;
+       struct power_supply             *batt_ps;
+       struct power_supply_desc        batt_ps_desc;
+       struct mutex                    work_lock;
+       struct work_struct              bat_work;
 };
 
 static unsigned long z2_read_bat(struct z2_charger *charger)
                            enum power_supply_property psp,
                            union power_supply_propval *val)
 {
-       struct z2_charger *charger = container_of(batt_ps, struct z2_charger,
-                                               batt_ps);
+       struct z2_charger *charger = power_supply_get_drvdata(batt_ps);
        struct z2_battery_info *info = charger->info;
 
        switch (psp) {
 
 static void z2_batt_ext_power_changed(struct power_supply *batt_ps)
 {
-       struct z2_charger *charger = container_of(batt_ps, struct z2_charger,
-                                               batt_ps);
+       struct z2_charger *charger = power_supply_get_drvdata(batt_ps);
+
        schedule_work(&charger->bat_work);
 }
 
                POWER_SUPPLY_STATUS_UNKNOWN;
 
        if (old_status != charger->bat_status) {
-               pr_debug("%s: %i -> %i\n", charger->batt_ps.name, old_status,
-                       charger->bat_status);
-               power_supply_changed(&charger->batt_ps);
+               pr_debug("%s: %i -> %i\n", charger->batt_ps->desc->name,
+                               old_status,
+                               charger->bat_status);
+               power_supply_changed(charger->batt_ps);
        }
 
        mutex_unlock(&charger->work_lock);
                                "Please consider setting proper battery "
                                "name in platform definition file, falling "
                                "back to name \" Z2_DEFAULT_NAME \"\n");
-               charger->batt_ps.name = Z2_DEFAULT_NAME;
+               charger->batt_ps_desc.name = Z2_DEFAULT_NAME;
        } else
-               charger->batt_ps.name = info->batt_name;
+               charger->batt_ps_desc.name = info->batt_name;
 
-       charger->batt_ps.properties             = prop;
-       charger->batt_ps.num_properties         = props;
-       charger->batt_ps.type                   = POWER_SUPPLY_TYPE_BATTERY;
-       charger->batt_ps.get_property           = z2_batt_get_property;
-       charger->batt_ps.external_power_changed = z2_batt_ext_power_changed;
-       charger->batt_ps.use_for_apm            = 1;
+       charger->batt_ps_desc.properties        = prop;
+       charger->batt_ps_desc.num_properties    = props;
+       charger->batt_ps_desc.type              = POWER_SUPPLY_TYPE_BATTERY;
+       charger->batt_ps_desc.get_property      = z2_batt_get_property;
+       charger->batt_ps_desc.external_power_changed =
+                                               z2_batt_ext_power_changed;
+       charger->batt_ps_desc.use_for_apm       = 1;
 
        return 0;
 }
        int props = 1;  /* POWER_SUPPLY_PROP_PRESENT */
        struct z2_charger *charger;
        struct z2_battery_info *info = client->dev.platform_data;
+       struct power_supply_config psy_cfg = {};
 
        if (info == NULL) {
                dev_err(&client->dev,
        charger->info = info;
        charger->client = client;
        i2c_set_clientdata(client, charger);
+       psy_cfg.drv_data = charger;
 
        mutex_init(&charger->work_lock);
 
 
        INIT_WORK(&charger->bat_work, z2_batt_work);
 
-       ret = power_supply_register(&client->dev, &charger->batt_ps, NULL);
-       if (ret)
+       charger->batt_ps = power_supply_register(&client->dev,
+                                                &charger->batt_ps_desc,
+                                                &psy_cfg);
+       if (IS_ERR(charger->batt_ps)) {
+               ret = PTR_ERR(charger->batt_ps);
                goto err4;
+       }
 
        schedule_work(&charger->bat_work);
 
        return 0;
 
 err4:
-       kfree(charger->batt_ps.properties);
+       kfree(charger->batt_ps_desc.properties);
 err3:
        if (info->charge_gpio >= 0 && gpio_is_valid(info->charge_gpio))
                free_irq(gpio_to_irq(info->charge_gpio), charger);
        struct z2_battery_info *info = charger->info;
 
        cancel_work_sync(&charger->bat_work);
-       power_supply_unregister(&charger->batt_ps);
+       power_supply_unregister(charger->batt_ps);
 
-       kfree(charger->batt_ps.properties);
+       kfree(charger->batt_ps_desc.properties);
        if (info->charge_gpio >= 0 && gpio_is_valid(info->charge_gpio)) {
                free_irq(gpio_to_irq(info->charge_gpio), charger);
                gpio_free(info->charge_gpio);
 
        };
 };
 
-static struct power_supply nvec_bat_psy;
-static struct power_supply nvec_psy;
+static struct power_supply *nvec_bat_psy;
+static struct power_supply *nvec_psy;
 
 static int nvec_power_notifier(struct notifier_block *nb,
                               unsigned long event_type, void *data)
        if (res->sub_type == 0) {
                if (power->on != res->plu) {
                        power->on = res->plu;
-                       power_supply_changed(&nvec_psy);
+                       power_supply_changed(nvec_psy);
                }
                return NOTIFY_STOP;
        }
                }
                power->bat_cap = res->plc[1];
                if (status_changed)
-                       power_supply_changed(&nvec_bat_psy);
+                       power_supply_changed(nvec_bat_psy);
                break;
        case VOLTAGE:
                power->bat_voltage_now = res->plu * 1000;
                                   enum power_supply_property psp,
                                   union power_supply_propval *val)
 {
-       struct nvec_power *power = dev_get_drvdata(psy->dev->parent);
+       struct nvec_power *power = dev_get_drvdata(psy->dev.parent);
 
        switch (psp) {
        case POWER_SUPPLY_PROP_ONLINE:
                                     enum power_supply_property psp,
                                     union power_supply_propval *val)
 {
-       struct nvec_power *power = dev_get_drvdata(psy->dev->parent);
+       struct nvec_power *power = dev_get_drvdata(psy->dev.parent);
 
        switch (psp) {
        case POWER_SUPPLY_PROP_STATUS:
        "battery",
 };
 
-static struct power_supply nvec_bat_psy = {
+static const struct power_supply_desc nvec_bat_psy_desc = {
        .name = "battery",
        .type = POWER_SUPPLY_TYPE_BATTERY,
        .properties = nvec_battery_props,
        .get_property = nvec_battery_get_property,
 };
 
-static struct power_supply nvec_psy = {
+static const struct power_supply_desc nvec_psy_desc = {
        .name = "ac",
        .type = POWER_SUPPLY_TYPE_MAINS,
        .properties = nvec_power_props,
 
 static int nvec_power_probe(struct platform_device *pdev)
 {
-       struct power_supply *psy;
+       struct power_supply **psy;
+       const struct power_supply_desc *psy_desc;
        struct nvec_power *power;
        struct nvec_chip *nvec = dev_get_drvdata(pdev->dev.parent);
        struct power_supply_config psy_cfg = {};
        switch (pdev->id) {
        case AC:
                psy = &nvec_psy;
+               psy_desc = &nvec_psy_desc;
                psy_cfg.supplied_to = nvec_power_supplied_to;
                psy_cfg.num_supplicants = ARRAY_SIZE(nvec_power_supplied_to);
 
                break;
        case BAT:
                psy = &nvec_bat_psy;
+               psy_desc = &nvec_bat_psy_desc;
 
                power->notifier.notifier_call = nvec_power_bat_notifier;
                break;
        if (pdev->id == BAT)
                get_bat_mfg_data(power);
 
-       return power_supply_register(&pdev->dev, psy, &psy_cfg);
+       *psy = power_supply_register(&pdev->dev, psy_desc, &psy_cfg);
+
+       return PTR_ERR_OR_ZERO(*psy);
 }
 
 static int nvec_power_remove(struct platform_device *pdev)
        nvec_unregister_notifier(power->nvec, &power->notifier);
        switch (pdev->id) {
        case AC:
-               power_supply_unregister(&nvec_psy);
+               power_supply_unregister(nvec_psy);
                break;
        case BAT:
-               power_supply_unregister(&nvec_bat_psy);
+               power_supply_unregister(nvec_bat_psy);
        }
 
        return 0;
 
 #ifdef CONFIG_HID_BATTERY_STRENGTH
        /*
         * Power supply information for HID devices which report
-        * battery strength. power_supply is registered iff
-        * battery.name is non-NULL.
+        * battery strength. power_supply was successfully registered if
+        * battery is non-NULL.
         */
-       struct power_supply battery;
+       struct power_supply *battery;
        __s32 battery_min;
        __s32 battery_max;
        __s32 battery_report_type;
 
 
 #include <linux/power_supply.h>
 
-#define psy_to_ux500_charger(x) container_of((x), \
-               struct ux500_charger, psy)
+/*
+ * Valid only for supplies of type:
+ * - POWER_SUPPLY_TYPE_MAINS,
+ * - POWER_SUPPLY_TYPE_USB,
+ * because only them store as drv_data pointer to struct ux500_charger.
+ */
+#define psy_to_ux500_charger(x) power_supply_get_drvdata(psy)
 
 /* Forward declaration */
 struct ux500_charger;
  * @power_path         USB power path support
  */
 struct ux500_charger {
-       struct power_supply psy;
+       struct power_supply *psy;
        struct ux500_charger_ops ops;
        int max_out_volt;
        int max_out_curr;
 
        struct i2c_client       *client;
        struct rt5033_dev       *rt5033;
        struct regmap           *regmap;
-       struct power_supply     psy;
+       struct power_supply     *psy;
 };
 
 /* RT5033 charger platform data */
 
 
 struct wm8350_power {
        struct platform_device *pdev;
-       struct power_supply battery;
-       struct power_supply usb;
-       struct power_supply ac;
+       struct power_supply *battery;
+       struct power_supply *usb;
+       struct power_supply *ac;
        struct wm8350_charger_policy *policy;
 
        int rev_g_coeff;
 
        int emergency_stop;
 
        char psy_name_buf[PSY_NAME_MAX + 1];
-       struct power_supply charger_psy;
+       struct power_supply_desc charger_psy_desc;
+       struct power_supply *charger_psy;
 
        u64 charging_start_time;
        u64 charging_end_time;
 
 #ifndef __LINUX_POWER_SUPPLY_H__
 #define __LINUX_POWER_SUPPLY_H__
 
+#include <linux/device.h>
 #include <linux/workqueue.h>
 #include <linux/leds.h>
 #include <linux/spinlock.h>
        const char *strval;
 };
 
-struct device;
 struct device_node;
+struct power_supply;
 
-/* Power supply instance specific configuration */
+/* Run-time specific power supply configuration */
 struct power_supply_config {
        struct device_node *of_node;
        /* Driver private data */
        size_t num_supplicants;
 };
 
-struct power_supply {
+/* Description of power supply */
+struct power_supply_desc {
        const char *name;
        enum power_supply_type type;
        enum power_supply_property *properties;
        size_t num_properties;
 
-       char **supplied_to;
-       size_t num_supplicants;
-
-       char **supplied_from;
-       size_t num_supplies;
-       struct device_node *of_node;
-
        /*
         * Functions for drivers implementing power supply class.
         * These shouldn't be called directly by other drivers for accessing
        bool no_thermal;
        /* For APM emulation, think legacy userspace. */
        int use_for_apm;
+};
+
+struct power_supply {
+       const struct power_supply_desc *desc;
+
+       char **supplied_to;
+       size_t num_supplicants;
+
+       char **supplied_from;
+       size_t num_supplies;
+       struct device_node *of_node;
 
        /* Driver private data */
        void *drv_data;
 
        /* private */
-       struct device *dev;
+       struct device dev;
        struct work_struct changed_work;
        spinlock_t changed_lock;
        bool changed;
 extern int power_supply_property_is_writeable(struct power_supply *psy,
                                        enum power_supply_property psp);
 extern void power_supply_external_power_changed(struct power_supply *psy);
-extern int power_supply_register(struct device *parent,
-                                struct power_supply *psy,
+
+extern struct power_supply *__must_check
+power_supply_register(struct device *parent,
+                                const struct power_supply_desc *desc,
                                 const struct power_supply_config *cfg);
-extern int power_supply_register_no_ws(struct device *parent,
-                                struct power_supply *psy,
+extern struct power_supply *__must_check
+power_supply_register_no_ws(struct device *parent,
+                                const struct power_supply_desc *desc,
                                 const struct power_supply_config *cfg);
-extern int devm_power_supply_register(struct device *parent,
-                                struct power_supply *psy,
+extern struct power_supply *__must_check
+devm_power_supply_register(struct device *parent,
+                                const struct power_supply_desc *desc,
                                 const struct power_supply_config *cfg);
-extern int devm_power_supply_register_no_ws(struct device *parent,
-                                struct power_supply *psy,
+extern struct power_supply *__must_check
+devm_power_supply_register_no_ws(struct device *parent,
+                                const struct power_supply_desc *desc,
                                 const struct power_supply_config *cfg);
 extern void power_supply_unregister(struct power_supply *psy);
 extern int power_supply_powers(struct power_supply *psy, struct device *dev);