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gpio: wm8350: Use devm_gpiochip_add_data() for gpio registration

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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>
This commit is contained in:
Laxman Dewangan 2016-02-22 17:43:28 +05:30
parent 61da4848a1
commit 4a4925cf2b
1 changed files with 2 additions and 10 deletions
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12
drivers/gpio/gpio-wm8350.c
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@ -125,7 +125,8 @@ static int wm8350_gpio_probe(struct platform_device *pdev)
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 @@ static int wm8350_gpio_probe(struct platform_device *pdev)
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)