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path: root/drivers/power/gpio-charger.c
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Diffstat (limited to 'drivers/power/gpio-charger.c')
-rw-r--r--drivers/power/gpio-charger.c42
1 files changed, 24 insertions, 18 deletions
diff --git a/drivers/power/gpio-charger.c b/drivers/power/gpio-charger.c
index b7424c8501f1..c5869b1941ac 100644
--- a/drivers/power/gpio-charger.c
+++ b/drivers/power/gpio-charger.c
@@ -32,7 +32,8 @@ struct gpio_charger {
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)
@@ -46,7 +47,7 @@ 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,
@@ -127,8 +128,9 @@ struct gpio_charger_platform_data *gpio_charger_parse_dt(struct device *dev)
static int gpio_charger_probe(struct platform_device *pdev)
{
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;
@@ -154,16 +156,18 @@ static int gpio_charger_probe(struct platform_device *pdev)
return -ENOMEM;
}
- charger = &gpio_charger->charger;
+ charger_desc = &gpio_charger->charger_desc;
+
+ 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;
- 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->supplied_to = pdata->supplied_to;
- charger->num_supplicants = pdata->num_supplicants;
- charger->of_node = pdev->dev.of_node;
+ 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) {
@@ -178,8 +182,10 @@ static int gpio_charger_probe(struct platform_device *pdev)
gpio_charger->pdata = pdata;
- ret = power_supply_register(&pdev->dev, charger);
- 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;
@@ -189,7 +195,7 @@ static int gpio_charger_probe(struct platform_device *pdev)
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
@@ -213,9 +219,9 @@ static int gpio_charger_remove(struct platform_device *pdev)
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);
@@ -241,7 +247,7 @@ static int gpio_charger_resume(struct device *dev)
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;
}