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gpio: arizona: 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 7c263fe025
commit db303a9053
1 changed files with 2 additions and 10 deletions
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12
drivers/gpio/gpio-arizona.c
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@ -132,7 +132,8 @@ static int arizona_gpio_probe(struct platform_device *pdev)
else
arizona_gpio->gpio_chip.base = -1;
ret = gpiochip_add_data(&arizona_gpio->gpio_chip, arizona_gpio);
ret = devm_gpiochip_add_data(&pdev->dev, &arizona_gpio->gpio_chip,
arizona_gpio);
if (ret < 0) {
dev_err(&pdev->dev, "Could not register gpiochip, %d\n",
ret);
@ -147,18 +148,9 @@ static int arizona_gpio_probe(struct platform_device *pdev)
return ret;
}
static int arizona_gpio_remove(struct platform_device *pdev)
{
struct arizona_gpio *arizona_gpio = platform_get_drvdata(pdev);
gpiochip_remove(&arizona_gpio->gpio_chip);
return 0;
}
static struct platform_driver arizona_gpio_driver = {
.driver.name = "arizona-gpio",
.probe = arizona_gpio_probe,
.remove = arizona_gpio_remove,
};
module_platform_driver(arizona_gpio_driver);