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gpio: 74xx-mmio: Use devm_gpiochip_add_data() for gpio registration

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Use devm_gpiochip_add_data() for GPIO registration and remove the
call for gpiochip_remove() from error path.

Also remove the need of driver callback .remove.

Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com>
Cc: Alexander Shiyan <shc_work@mail.ru>
This commit is contained in:
Laxman Dewangan 2016-02-22 17:43:28 +05:30
parent 77ae582c86
commit a718ed2cfe
1 changed files with 1 additions and 10 deletions
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11
drivers/gpio/gpio-74xx-mmio.c
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@ -140,15 +140,7 @@ static int mmio_74xx_gpio_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, priv); platform_set_drvdata(pdev, priv);
return gpiochip_add_data(&priv->gc, priv); return devm_gpiochip_add_data(&pdev->dev, &priv->gc, priv);
}
static int mmio_74xx_gpio_remove(struct platform_device *pdev)
{
struct mmio_74xx_gpio_priv *priv = platform_get_drvdata(pdev);
gpiochip_remove(&priv->gc);
return 0;
} }
static struct platform_driver mmio_74xx_gpio_driver = { static struct platform_driver mmio_74xx_gpio_driver = {
@ -157,7 +149,6 @@ static struct platform_driver mmio_74xx_gpio_driver = {
.of_match_table = mmio_74xx_gpio_ids, .of_match_table = mmio_74xx_gpio_ids,
}, },
.probe = mmio_74xx_gpio_probe, .probe = mmio_74xx_gpio_probe,
.remove = mmio_74xx_gpio_remove,
}; };
module_platform_driver(mmio_74xx_gpio_driver); module_platform_driver(mmio_74xx_gpio_driver);