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gpio: palmas: 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>
hifive-unleashed-5.1
Laxman Dewangan 2016-02-22 17:43:28 +05:30
parent 3aebfc9bd8
commit 297bf067ec
1 changed files with 2 additions and 10 deletions
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12
drivers/gpio/gpio-palmas.c
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@ -195,7 +195,8 @@ static int palmas_gpio_probe(struct platform_device *pdev)
else
palmas_gpio->gpio_chip.base = -1;
ret = gpiochip_add_data(&palmas_gpio->gpio_chip, palmas_gpio);
ret = devm_gpiochip_add_data(&pdev->dev, &palmas_gpio->gpio_chip,
palmas_gpio);
if (ret < 0) {
dev_err(&pdev->dev, "Could not register gpiochip, %d\n", ret);
return ret;
@ -205,20 +206,11 @@ static int palmas_gpio_probe(struct platform_device *pdev)
return ret;
}
static int palmas_gpio_remove(struct platform_device *pdev)
{
struct palmas_gpio *palmas_gpio = platform_get_drvdata(pdev);
gpiochip_remove(&palmas_gpio->gpio_chip);
return 0;
}
static struct platform_driver palmas_gpio_driver = {
.driver.name = "palmas-gpio",
.driver.owner = THIS_MODULE,
.driver.of_match_table = of_palmas_gpio_match,
.probe = palmas_gpio_probe,
.remove = palmas_gpio_remove,
};
static int __init palmas_gpio_init(void)