#include <linux/mtd/mtd.h>
#include <linux/mtd/physmap.h>
#include <linux/gpio/driver.h>
-#include <linux/gpio/machine.h>
#include <linux/gpio.h>
#include <linux/regulator/fixed.h>
#include <linux/regulator/machine.h>
DEFINE_RES_MEM_NAMED(MX21ADS_IO_REG, SZ_2, "dat");
static struct bgpio_pdata mx21ads_mmgpio_pdata = {
- .label = "mx21ads-mmgpio",
.base = MX21ADS_MMGPIO_BASE,
.ngpio = 16,
};
static struct fixed_voltage_config mx21ads_lcd_regulator_pdata = {
.supply_name = "LCD",
.microvolts = 3300000,
+ .gpio = MX21ADS_IO_LCDON,
.enable_high = 1,
.init_data = &mx21ads_lcd_regulator_init_data,
};
},
};
-static struct gpiod_lookup_table mx21ads_lcd_regulator_gpiod_table = {
- .dev_id = "reg-fixed-voltage.0", /* Let's hope ID 0 is what we get */
- .table = {
- GPIO_LOOKUP("mx21ads-mmgpio", 9,
- "enable", GPIO_ACTIVE_HIGH),
- { },
- },
-};
-
/*
* Connected is a portrait Sharp-QVGA display
* of type: LQ035Q7DB02
{
imx21_add_mxc_mmc(0, &mx21ads_sdhc_pdata);
- gpiod_add_lookup_table(&mx21ads_lcd_regulator_gpiod_table);
platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));
mx21ads_cs8900_resources[1].start =
#include <linux/gpio/driver.h>
/* Needed for gpio_to_irq() */
#include <linux/gpio.h>
-#include <linux/gpio/machine.h>
#include <linux/platform_device.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/map.h>
static struct fixed_voltage_config mx27ads_lcd_regulator_pdata = {
.supply_name = "LCD",
.microvolts = 3300000,
+ .gpio = MX27ADS_LCD_GPIO,
.init_data = &mx27ads_lcd_regulator_init_data,
};
-static struct gpiod_lookup_table mx27ads_lcd_regulator_gpiod_table = {
- .dev_id = "reg-fixed-voltage.0", /* Let's hope ID 0 is what we get */
- .table = {
- GPIO_LOOKUP("LCD", 0, "enable", GPIO_ACTIVE_HIGH),
- { },
- },
-};
-
static void __init mx27ads_regulator_init(void)
{
struct gpio_chip *vchip;
vchip->set = vgpio_set;
gpiochip_add_data(vchip, NULL);
- gpiod_add_lookup_table(&mx27ads_lcd_regulator_gpiod_table);
-
platform_device_register_data(NULL, "reg-fixed-voltage",
PLATFORM_DEVID_AUTO,
&mx27ads_lcd_regulator_pdata,
#include <linux/platform_device.h>
#include <linux/io.h>
#include <linux/gpio-pxa.h>
-#include <linux/gpio/machine.h>
#include <linux/regulator/machine.h>
#include <linux/regulator/max8649.h>
#include <linux/regulator/fixed.h>
static struct fixed_voltage_config brownstone_v_5vp = {
.supply_name = "v_5vp",
.microvolts = 5000000,
+ .gpio = GPIO_5V_ENABLE,
.enable_high = 1,
.enabled_at_boot = 1,
.init_data = &brownstone_v_5vp_data,
},
};
-static struct gpiod_lookup_table brownstone_v_5vp_gpiod_table = {
- .dev_id = "reg-fixed-voltage.1", /* .id set to 1 above */
- .table = {
- GPIO_LOOKUP("gpio-pxa", GPIO_5V_ENABLE,
- "enable", GPIO_ACTIVE_HIGH),
- { },
- },
-};
-
static struct max8925_platform_data brownstone_max8925_info = {
.irq_base = MMP_NR_IRQS,
};
mmp2_add_isram(&mmp2_isram_platdata);
/* enable 5v regulator */
- gpiod_add_lookup_table(&brownstone_v_5vp_gpiod_table);
platform_device_register(&brownstone_v_5vp_device);
}
* published by the Free Software Foundation.
*/
#include <linux/gpio/driver.h>
-#include <linux/gpio/machine.h>
#include <linux/gpio.h>
#include <linux/kernel.h>
#include <linux/init.h>
};
static struct bgpio_pdata latch2_pdata = {
- .label = "ams-delta-latch2",
.base = AMS_DELTA_LATCH2_GPIO_BASE,
.ngpio = AMS_DELTA_LATCH2_NGPIO,
};
static struct fixed_voltage_config modem_nreset_config = {
.supply_name = "modem_nreset",
.microvolts = 3300000,
+ .gpio = AMS_DELTA_GPIO_PIN_MODEM_NRESET,
.startup_delay = 25000,
.enable_high = 1,
.enabled_at_boot = 1,
},
};
-static struct gpiod_lookup_table modem_nreset_gpiod_table = {
- .dev_id = "reg-fixed-voltage",
- .table = {
- /* The AMS_DELTA_GPIO_PIN_MODEM_NRESET is at offset 12 */
- GPIO_LOOKUP("ams-delta-latch2", 12,
- "enable", GPIO_ACTIVE_HIGH),
- { },
- },
-};
-
struct modem_private_data {
struct regulator *regulator;
};
platform_add_devices(late_devices, ARRAY_SIZE(late_devices));
- gpiod_add_lookup_table(&modem_nreset_gpiod_table);
err = platform_device_register(&modem_nreset_device);
if (err) {
pr_err("Couldn't register the modem regulator device\n");
#include <linux/clk.h>
#include <linux/davinci_emac.h>
#include <linux/gpio.h>
-#include <linux/gpio/machine.h>
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/of_platform.h>
static struct fixed_voltage_config pandora_vwlan = {
.supply_name = "vwlan",
.microvolts = 1800000, /* 1.8V */
+ .gpio = PANDORA_WIFI_NRESET_GPIO,
.startup_delay = 50000, /* 50ms */
.enable_high = 1,
.init_data = &pandora_vmmc3,
},
};
-static struct gpiod_lookup_table pandora_vwlan_gpiod_table = {
- .dev_id = "reg-fixed-voltage.1",
- .table = {
- /*
- * As this is a low GPIO number it should be at the first
- * GPIO bank.
- */
- GPIO_LOOKUP("gpio-0-31", PANDORA_WIFI_NRESET_GPIO,
- "enable", GPIO_ACTIVE_HIGH),
- { },
- },
-};
-
static void pandora_wl1251_init_card(struct mmc_card *card)
{
/*
static void __init omap3_pandora_legacy_init(void)
{
platform_device_register(&pandora_backlight);
- gpiod_add_lookup_table(&pandora_vwlan_gpiod_table);
platform_device_register(&pandora_vwlan_device);
omap_hsmmc_init(pandora_mmc3);
omap_hsmmc_late_init(pandora_mmc3);
.supply_name = "camera_vdd",
.input_supply = "vcc cam",
.microvolts = 2800000,
+ .gpio = -1,
.enable_high = 0,
.init_data = &camera_dummy_initdata,
};
#include <linux/regulator/fixed.h>
#include <linux/input.h>
#include <linux/gpio.h>
-#include <linux/gpio/machine.h>
#include <linux/gpio_keys.h>
#include <linux/leds-lp3944.h>
#include <linux/platform_data/i2c-pxa.h>
#if defined(CONFIG_MACH_EZX_A780) || defined(CONFIG_MACH_EZX_A910)
/* camera */
-static struct regulator_consumer_supply camera_regulator_supplies[] = {
+static struct regulator_consumer_supply camera_dummy_supplies[] = {
REGULATOR_SUPPLY("vdd", "0-005d"),
};
-static struct regulator_init_data camera_regulator_initdata = {
- .consumer_supplies = camera_regulator_supplies,
- .num_consumer_supplies = ARRAY_SIZE(camera_regulator_supplies),
+static struct regulator_init_data camera_dummy_initdata = {
+ .consumer_supplies = camera_dummy_supplies,
+ .num_consumer_supplies = ARRAY_SIZE(camera_dummy_supplies),
.constraints = {
.valid_ops_mask = REGULATOR_CHANGE_STATUS,
},
};
-static struct fixed_voltage_config camera_regulator_config = {
+static struct fixed_voltage_config camera_dummy_config = {
.supply_name = "camera_vdd",
.microvolts = 2800000,
+ .gpio = GPIO50_nCAM_EN,
.enable_high = 0,
- .init_data = &camera_regulator_initdata,
+ .init_data = &camera_dummy_initdata,
};
-static struct platform_device camera_supply_regulator_device = {
+static struct platform_device camera_supply_dummy_device = {
.name = "reg-fixed-voltage",
.id = 1,
.dev = {
- .platform_data = &camera_regulator_config,
- },
-};
-
-static struct gpiod_lookup_table camera_supply_gpiod_table = {
- .dev_id = "reg-fixed-voltage.1",
- .table = {
- GPIO_LOOKUP("gpio-pxa", GPIO50_nCAM_EN,
- "enable", GPIO_ACTIVE_HIGH),
- { },
+ .platform_data = &camera_dummy_config,
},
};
#endif
static struct platform_device *a780_devices[] __initdata = {
&a780_gpio_keys,
- &camera_supply_regulator_device,
+ &camera_supply_dummy_device,
};
static void __init a780_init(void)
if (a780_camera_init() == 0)
pxa_set_camera_info(&a780_pxacamera_platform_data);
- gpiod_add_lookup_table(&camera_supply_gpiod_table);
pwm_add_table(ezx_pwm_lookup, ARRAY_SIZE(ezx_pwm_lookup));
platform_add_devices(ARRAY_AND_SIZE(ezx_devices));
platform_add_devices(ARRAY_AND_SIZE(a780_devices));
static struct platform_device *a910_devices[] __initdata = {
&a910_gpio_keys,
- &camera_supply_regulator_device,
+ &camera_supply_dummy_device,
};
static void __init a910_init(void)
if (a910_camera_init() == 0)
pxa_set_camera_info(&a910_pxacamera_platform_data);
- gpiod_add_lookup_table(&camera_supply_gpiod_table);
pwm_add_table(ezx_pwm_lookup, ARRAY_SIZE(ezx_pwm_lookup));
platform_add_devices(ARRAY_AND_SIZE(ezx_devices));
platform_add_devices(ARRAY_AND_SIZE(a910_devices));
#include <linux/delay.h>
#include <linux/fb.h>
#include <linux/gpio.h>
-#include <linux/gpio/machine.h>
#include <linux/gpio_keys.h>
#include <linux/input.h>
#include <linux/input/navpoint.h>
static struct gpio_regulator_config bq24022_info = {
.supply_name = "bq24022",
+ .enable_gpio = GPIO72_HX4700_BQ24022_nCHARGE_EN,
.enable_high = 0,
.enabled_at_boot = 0,
},
};
-static struct gpiod_lookup_table bq24022_gpiod_table = {
- .dev_id = "gpio-regulator",
- .table = {
- GPIO_LOOKUP("gpio-pxa", GPIO72_HX4700_BQ24022_nCHARGE_EN,
- "enable", GPIO_ACTIVE_HIGH),
- { },
- },
-};
-
/*
* StrataFlash
*/
pxa_set_btuart_info(NULL);
pxa_set_stuart_info(NULL);
- gpiod_add_lookup_table(&bq24022_gpiod_table);
platform_add_devices(devices, ARRAY_SIZE(devices));
pwm_add_table(hx4700_pwm_lookup, ARRAY_SIZE(hx4700_pwm_lookup));
#include <linux/platform_device.h>
#include <linux/delay.h>
#include <linux/gpio.h>
-#include <linux/gpio/machine.h>
#include <linux/gpio_keys.h>
#include <linux/input.h>
#include <linux/mfd/htc-pasic3.h>
static struct gpio_regulator_config bq24022_info = {
.supply_name = "bq24022",
+ .enable_gpio = GPIO30_MAGICIAN_BQ24022_nCHARGE_EN,
.enable_high = 0,
.enabled_at_boot = 1,
},
};
-static struct gpiod_lookup_table bq24022_gpiod_table = {
- .dev_id = "gpio-regulator",
- .table = {
- GPIO_LOOKUP("gpio-pxa", GPIO30_MAGICIAN_BQ24022_nCHARGE_EN,
- "enable", GPIO_ACTIVE_HIGH),
- { },
- },
-};
-
/*
* fixed regulator for ads7846
*/
static struct fixed_voltage_config vads7846 = {
.supply_name = "vads7846",
.microvolts = 3300000, /* probably */
+ .gpio = -EINVAL,
.startup_delay = 0,
.init_data = &vads7846_regulator,
};
regulator_register_always_on(0, "power", pwm_backlight_supply,
ARRAY_SIZE(pwm_backlight_supply), 5000000);
- gpiod_add_lookup_table(&bq24022_gpiod_table);
platform_add_devices(ARRAY_AND_SIZE(devices));
}
static struct fixed_voltage_config audio_va_config = {
.supply_name = "audio_va",
.microvolts = 5000000,
+ .gpio = GPIO_AUDIO_VA_ENABLE,
.enable_high = 1,
.enabled_at_boot = 0,
.init_data = &audio_va_initdata,
},
};
-static struct gpiod_lookup_table audio_va_gpiod_table = {
- .dev_id = "reg-fixed-voltage.0",
- .table = {
- GPIO_LOOKUP("gpio-pxa", GPIO_AUDIO_VA_ENABLE,
- "enable", GPIO_ACTIVE_HIGH),
- { },
- },
-};
-
/* Dummy supplies for Codec's VD/VLC */
static struct regulator_consumer_supply audio_dummy_supplies[] = {
static struct fixed_voltage_config audio_dummy_config = {
.supply_name = "audio_vd",
.microvolts = 3300000,
+ .gpio = -1,
.init_data = &audio_dummy_initdata,
};
else
gpio_direction_output(GPIO_MCLK_RESET, 1);
- gpiod_add_lookup_table(&audio_va_gpiod_table);
platform_add_devices(ARRAY_AND_SIZE(audio_regulator_devices));
}
#include <linux/irq.h>
#include <linux/pm.h>
#include <linux/gpio.h>
-#include <linux/gpio/machine.h>
#include <linux/serial_8250.h>
#include <linux/dm9000.h>
#include <linux/mmc/host.h>
static struct fixed_voltage_config can_regulator_pdata = {
.supply_name = "CAN_SHDN",
.microvolts = 3300000,
+ .gpio = ZEUS_CAN_SHDN_GPIO,
.init_data = &can_regulator_init_data,
};
},
};
-static struct gpiod_lookup_table can_regulator_gpiod_table = {
- .dev_id = "reg-fixed-voltage.0",
- .table = {
- GPIO_LOOKUP("gpio-pxa", ZEUS_CAN_SHDN_GPIO,
- "enable", GPIO_ACTIVE_HIGH),
- { },
- },
-};
-
static struct mcp251x_platform_data zeus_mcp2515_pdata = {
.oscillator_frequency = 16*1000*1000,
};
static struct fixed_voltage_config zeus_ohci_regulator_config = {
.supply_name = "vbus2",
.microvolts = 5000000, /* 5.0V */
+ .gpio = ZEUS_USB2_PWREN_GPIO,
.enable_high = 1,
.startup_delay = 0,
.init_data = &zeus_ohci_regulator_data,
},
};
-static struct gpiod_lookup_table zeus_ohci_regulator_gpiod_table = {
- .dev_id = "reg-fixed-voltage.0",
- .table = {
- GPIO_LOOKUP("gpio-pxa", ZEUS_USB2_PWREN_GPIO,
- "enable", GPIO_ACTIVE_HIGH),
- { },
- },
-};
-
static struct pxaohci_platform_data zeus_ohci_platform_data = {
.port_mode = PMM_NPS_MODE,
/* Clear Power Control Polarity Low and set Power Sense
pxa2xx_mfp_config(ARRAY_AND_SIZE(zeus_pin_config));
- gpiod_add_lookup_table(&can_regulator_gpiod_table);
- gpiod_add_lookup_table(&zeus_ohci_regulator_gpiod_table);
platform_add_devices(zeus_devices, ARRAY_SIZE(zeus_devices));
zeus_register_ohci();
.supply_name = "WALLVDD",
.microvolts = 5000000,
.init_data = &wallvdd_data,
+ .gpio = -EINVAL,
};
static struct platform_device wallvdd_device = {
.supply_name = "B_PWR_5V",
.microvolts = 5000000,
.init_data = &smdk6410_b_pwr_5v_data,
+ .gpio = -EINVAL,
};
static struct platform_device smdk6410_b_pwr_5v = {
assabet_bcr_gc = gc;
- return 0;
+ return gc->base;
}
/*
.enable_high = 1,
};
-static struct gpiod_lookup_table assabet_cf_vcc_gpio_table = {
- .dev_id = "reg-fixed-voltage.0",
- .table = {
- GPIO_LOOKUP("assabet", 0, "enable", GPIO_ACTIVE_HIGH),
- { },
- },
-};
-
static void __init assabet_init(void)
{
/*
neponset_resources, ARRAY_SIZE(neponset_resources));
#endif
} else {
- gpiod_add_lookup_table(&assabet_cf_vcc_gpio_table);
sa11x0_register_fixed_regulator(0, &assabet_cf_vcc_pdata,
- assabet_cf_vcc_consumers,
- ARRAY_SIZE(assabet_cf_vcc_consumers),
- true);
+ assabet_cf_vcc_consumers,
+ ARRAY_SIZE(assabet_cf_vcc_consumers));
}
void __init assabet_init_irq(void)
{
+ unsigned int assabet_gpio_base;
u32 def_val;
sa1100_init_irq();
*
* This must precede any driver calls to BCR_set() or BCR_clear().
*/
- assabet_init_gpio((void *)&ASSABET_BCR, def_val);
+ assabet_gpio_base = assabet_init_gpio((void *)&ASSABET_BCR, def_val);
+
+ assabet_cf_vcc_pdata.gpio = assabet_gpio_base + 0;
}
MACHINE_START(ASSABET, "Intel-Assabet")
int __init sa11x0_register_fixed_regulator(int n,
struct fixed_voltage_config *cfg,
- struct regulator_consumer_supply *supplies, unsigned num_supplies,
- bool uses_gpio)
+ struct regulator_consumer_supply *supplies, unsigned num_supplies)
{
struct regulator_init_data *id;
if (!cfg->init_data)
return -ENOMEM;
- if (!uses_gpio)
+ if (cfg->gpio < 0)
id->constraints.always_on = 1;
id->constraints.name = cfg->supply_name;
id->constraints.min_uV = cfg->microvolts;
struct fixed_voltage_config;
struct regulator_consumer_supply;
int sa11x0_register_fixed_regulator(int n, struct fixed_voltage_config *cfg,
- struct regulator_consumer_supply *supplies, unsigned num_supplies,
- bool uses_gpio);
+ struct regulator_consumer_supply *supplies, unsigned num_supplies);
.supply_name = "cf-power",
.microvolts = 3300000,
.enabled_at_boot = 1,
+ .gpio = -EINVAL,
};
static void __init shannon_init(void)
{
sa11x0_register_fixed_regulator(0, &shannon_cf_vcc_pdata,
shannon_cf_vcc_consumers,
- ARRAY_SIZE(shannon_cf_vcc_consumers),
- false);
+ ARRAY_SIZE(shannon_cf_vcc_consumers));
sa11x0_register_pcmcia(0, &shannon_pcmcia0_gpio_table);
sa11x0_register_pcmcia(1, &shannon_pcmcia1_gpio_table);
sa11x0_ppc_configure_mcp();
static struct fixed_voltage_config cn12_power_info = {
.supply_name = "CN12 SD/MMC Vdd",
.microvolts = 3300000,
+ .gpio = GPIO_PTB7,
.enable_high = 1,
.init_data = &cn12_power_init_data,
};
},
};
-static struct gpiod_lookup_table cn12_power_gpiod_table = {
- .dev_id = "reg-fixed-voltage.0",
- .table = {
- /* Offset 7 on port B */
- GPIO_LOOKUP("sh7724_pfc", GPIO_PTB7,
- "enable", GPIO_ACTIVE_HIGH),
- { },
- },
-};
-
#if defined(CONFIG_MMC_SDHI) || defined(CONFIG_MMC_SDHI_MODULE)
/* SDHI0 */
static struct regulator_consumer_supply sdhi0_power_consumers[] =
static struct fixed_voltage_config sdhi0_power_info = {
.supply_name = "CN11 SD/MMC Vdd",
.microvolts = 3300000,
+ .gpio = GPIO_PTB6,
.enable_high = 1,
.init_data = &sdhi0_power_init_data,
};
},
};
-static struct gpiod_lookup_table sdhi0_power_gpiod_table = {
- .dev_id = "reg-fixed-voltage.1",
- .table = {
- /* Offset 6 on port B */
- GPIO_LOOKUP("sh7724_pfc", GPIO_PTB6,
- "enable", GPIO_ACTIVE_HIGH),
- { },
- },
-};
-
static struct tmio_mmc_data sdhi0_info = {
.chan_priv_tx = (void *)SHDMA_SLAVE_SDHI0_TX,
.chan_priv_rx = (void *)SHDMA_SLAVE_SDHI0_RX,
* of the License.
*/
-#include <linux/gpio/machine.h>
+#include <linux/gpio.h>
#include <linux/platform_device.h>
#include <linux/regulator/machine.h>
#include <linux/regulator/fixed.h>
* real voltage and signaling are still 1.8V.
*/
.microvolts = 2000000, /* 1.8V */
+ .gpio = -EINVAL,
.startup_delay = 250 * 1000, /* 250ms */
.enable_high = 1, /* active high */
.enabled_at_boot = 0, /* disabled at boot */
},
};
-static struct gpiod_lookup_table bcm43xx_vmmc_gpio_table = {
- .dev_id = "reg-fixed-voltage.0",
- .table = {
- GPIO_LOOKUP("0000:00:0c.0", -1, "enable", GPIO_ACTIVE_LOW),
- {}
- },
-};
-
static int __init bcm43xx_regulator_register(void)
{
- struct gpiod_lookup_table *table = &bcm43xx_vmmc_gpio_table;
- struct gpiod_lookup *lookup = table->table;
int ret;
- lookup[0].chip_hwnum = get_gpio_by_name(WLAN_SFI_GPIO_ENABLE_NAME);
- gpiod_add_lookup_table(table);
-
+ bcm43xx_vmmc.gpio = get_gpio_by_name(WLAN_SFI_GPIO_ENABLE_NAME);
ret = platform_device_register(&bcm43xx_vmmc_regulator);
if (ret) {
pr_err("%s: vmmc regulator register failed\n", __func__);
}
data->cfg.microvolts = uv;
+ data->cfg.gpio = -EINVAL;
data->cfg.enabled_at_boot = 1;
data->cfg.init_data = &data->init_data;
#include <linux/platform_device.h>
#include <linux/regulator/driver.h>
#include <linux/regulator/fixed.h>
-#include <linux/gpio/consumer.h>
+#include <linux/gpio.h>
#include <linux/slab.h>
#include <linux/of.h>
+#include <linux/of_gpio.h>
#include <linux/regulator/of_regulator.h>
#include <linux/regulator/machine.h>
if (init_data->constraints.boot_on)
config->enabled_at_boot = true;
+ config->gpio = of_get_named_gpio(np, "gpio", 0);
+ if ((config->gpio < 0) && (config->gpio != -ENOENT))
+ return ERR_PTR(config->gpio);
+
of_property_read_u32(np, "startup-delay-us", &config->startup_delay);
config->enable_high = of_property_read_bool(np, "enable-active-high");
struct fixed_voltage_config *config;
struct fixed_voltage_data *drvdata;
struct regulator_config cfg = { };
- enum gpiod_flags gflags;
int ret;
drvdata = devm_kzalloc(&pdev->dev, sizeof(struct fixed_voltage_data),
drvdata->desc.fixed_uV = config->microvolts;
+ if (gpio_is_valid(config->gpio)) {
+ cfg.ena_gpio = config->gpio;
+ if (pdev->dev.of_node)
+ cfg.ena_gpio_initialized = true;
+ }
cfg.ena_gpio_invert = !config->enable_high;
if (config->enabled_at_boot) {
if (config->enable_high)
- gflags = GPIOD_OUT_HIGH;
+ cfg.ena_gpio_flags |= GPIOF_OUT_INIT_HIGH;
else
- gflags = GPIOD_OUT_LOW;
+ cfg.ena_gpio_flags |= GPIOF_OUT_INIT_LOW;
} else {
if (config->enable_high)
- gflags = GPIOD_OUT_LOW;
+ cfg.ena_gpio_flags |= GPIOF_OUT_INIT_LOW;
else
- gflags = GPIOD_OUT_HIGH;
+ cfg.ena_gpio_flags |= GPIOF_OUT_INIT_HIGH;
}
- if (config->gpio_is_open_drain) {
- if (gflags == GPIOD_OUT_HIGH)
- gflags = GPIOD_OUT_HIGH_OPEN_DRAIN;
- else
- gflags = GPIOD_OUT_LOW_OPEN_DRAIN;
- }
-
- cfg.ena_gpiod = devm_gpiod_get_optional(&pdev->dev, NULL, gflags);
- if (IS_ERR(cfg.ena_gpiod))
- return PTR_ERR(cfg.ena_gpiod);
+ if (config->gpio_is_open_drain)
+ cfg.ena_gpio_flags |= GPIOF_OPEN_DRAIN;
cfg.dev = &pdev->dev;
cfg.init_data = config->init_data;
#include <linux/regulator/of_regulator.h>
#include <linux/regulator/gpio-regulator.h>
#include <linux/gpio.h>
-#include <linux/gpio/consumer.h>
#include <linux/slab.h>
#include <linux/of.h>
#include <linux/of_gpio.h>
of_property_read_u32(np, "startup-delay-us", &config->startup_delay);
+ config->enable_gpio = of_get_named_gpio(np, "enable-gpio", 0);
+ if (config->enable_gpio < 0 && config->enable_gpio != -ENOENT)
+ return ERR_PTR(config->enable_gpio);
+
/* Fetch GPIOs. - optional property*/
ret = of_gpio_count(np);
if ((ret < 0) && (ret != -ENOENT))
struct device_node *np = pdev->dev.of_node;
struct gpio_regulator_data *drvdata;
struct regulator_config cfg = { };
- enum gpiod_flags gflags;
int ptr, ret, state;
drvdata = devm_kzalloc(&pdev->dev, sizeof(struct gpio_regulator_data),
cfg.driver_data = drvdata;
cfg.of_node = np;
+ if (gpio_is_valid(config->enable_gpio)) {
+ cfg.ena_gpio = config->enable_gpio;
+ cfg.ena_gpio_initialized = true;
+ }
cfg.ena_gpio_invert = !config->enable_high;
if (config->enabled_at_boot) {
if (config->enable_high)
- gflags = GPIOD_OUT_HIGH;
+ cfg.ena_gpio_flags |= GPIOF_OUT_INIT_HIGH;
else
- gflags = GPIOD_OUT_LOW;
+ cfg.ena_gpio_flags |= GPIOF_OUT_INIT_LOW;
} else {
if (config->enable_high)
- gflags = GPIOD_OUT_LOW;
+ cfg.ena_gpio_flags |= GPIOF_OUT_INIT_LOW;
else
- gflags = GPIOD_OUT_HIGH;
- }
- cfg.ena_gpiod = devm_gpiod_get_optional(&pdev->dev, "enable", gflags);
- if (IS_ERR(cfg.ena_gpiod)) {
- ret = PTR_ERR(cfg.ena_gpiod);
- goto err_stategpio;
+ cfg.ena_gpio_flags |= GPIOF_OUT_INIT_HIGH;
}
drvdata->dev = regulator_register(&drvdata->desc, &cfg);
* @supply_name: Name of the regulator supply
* @input_supply: Name of the input regulator supply
* @microvolts: Output voltage of regulator
+ * @gpio: GPIO to use for enable control
+ * set to -EINVAL if not used
* @startup_delay: Start-up time in microseconds
* @gpio_is_open_drain: Gpio pin is open drain or normal type.
* If it is open drain type then HIGH will be set
const char *supply_name;
const char *input_supply;
int microvolts;
+ int gpio;
unsigned startup_delay;
unsigned gpio_is_open_drain:1;
unsigned enable_high:1;
/**
* struct gpio_regulator_config - config structure
* @supply_name: Name of the regulator supply
+ * @enable_gpio: GPIO to use for enable control
+ * set to -EINVAL if not used
* @enable_high: Polarity of enable GPIO
* 1 = Active high, 0 = Active low
* @enabled_at_boot: Whether regulator has been enabled at
struct gpio_regulator_config {
const char *supply_name;
+ int enable_gpio;
unsigned enable_high:1;
unsigned enabled_at_boot:1;
unsigned startup_delay;
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