return -EINVAL;
        }
 
-       i2c_set_clientdata(client, battery);
        psy_cfg.of_node = client->dev.of_node;
        psy_cfg.drv_data = battery;
 
-       battery->psy = power_supply_register(&client->dev,
-                                            &rt5033_battery_desc, &psy_cfg);
+       battery->psy = devm_power_supply_register(&client->dev,
+                                                 &rt5033_battery_desc,
+                                                 &psy_cfg);
        if (IS_ERR(battery->psy))
                return dev_err_probe(&client->dev, PTR_ERR(battery->psy),
                                     "Failed to register power supply\n");
        return 0;
 }
 
-static void rt5033_battery_remove(struct i2c_client *client)
-{
-       struct rt5033_battery *battery = i2c_get_clientdata(client);
-
-       power_supply_unregister(battery->psy);
-}
-
 static const struct i2c_device_id rt5033_battery_id[] = {
        { "rt5033-battery", },
        { }
                .of_match_table = rt5033_battery_of_match,
        },
        .probe = rt5033_battery_probe,
-       .remove = rt5033_battery_remove,
        .id_table = rt5033_battery_id,
 };
 module_i2c_driver(rt5033_battery_driver);