gpio: wm8350: Use devm_gpiochip_add_data() for gpio registration
Use devm_gpiochip_add_data() for GPIO registration and remove the
need of driver callback .remove.
Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com>
Cc: patches@opensource.wolfsonmicro.com
Acked-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
diff --git a/drivers/gpio/gpio-wm8350.c b/drivers/gpio/gpio-wm8350.c
index 0a306b4..07d45a3 100644
--- a/drivers/gpio/gpio-wm8350.c
+++ b/drivers/gpio/gpio-wm8350.c
@@ -125,7 +125,8 @@
else
wm8350_gpio->gpio_chip.base = -1;
- ret = gpiochip_add_data(&wm8350_gpio->gpio_chip, wm8350_gpio);
+ ret = devm_gpiochip_add_data(&pdev->dev, &wm8350_gpio->gpio_chip,
+ wm8350_gpio);
if (ret < 0) {
dev_err(&pdev->dev, "Could not register gpiochip, %d\n", ret);
return ret;
@@ -136,19 +137,10 @@
return ret;
}
-static int wm8350_gpio_remove(struct platform_device *pdev)
-{
- struct wm8350_gpio_data *wm8350_gpio = platform_get_drvdata(pdev);
-
- gpiochip_remove(&wm8350_gpio->gpio_chip);
- return 0;
-}
-
static struct platform_driver wm8350_gpio_driver = {
.driver.name = "wm8350-gpio",
.driver.owner = THIS_MODULE,
.probe = wm8350_gpio_probe,
- .remove = wm8350_gpio_remove,
};
static int __init wm8350_gpio_init(void)