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gpio: mvebu: Set free callback for gpio_chip 

We call pinctrl_request_gpio() in request callback, thus we need to call
pinctrl_free_gpio() in free callback.

Both mvebu_gpio_request() and mvebu_gpio_free() are not referenced outside of
this file, make them static.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Acked-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Axel Lin 2012-11-08 10:27:29 +08:00 committed by Linus Walleij
parent 65b6ca4667
commit 3764bdde1d
1 changed files with 3 additions and 2 deletions
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5
drivers/gpio/gpio-mvebu.c
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@ -163,12 +163,12 @@ static void __iomem *mvebu_gpioreg_level_mask(struct mvebu_gpio_chip *mvchip)
* Functions implementing the gpio_chip methods
*/
int mvebu_gpio_request(struct gpio_chip *chip, unsigned pin)
static int mvebu_gpio_request(struct gpio_chip *chip, unsigned pin)
{
return pinctrl_request_gpio(chip->base + pin);
}
void mvebu_gpio_free(struct gpio_chip *chip, unsigned pin)
static void mvebu_gpio_free(struct gpio_chip *chip, unsigned pin)
{
pinctrl_free_gpio(chip->base + pin);
}
@ -518,6 +518,7 @@ static int __devinit mvebu_gpio_probe(struct platform_device *pdev)
mvchip->chip.label = dev_name(&pdev->dev);
mvchip->chip.dev = &pdev->dev;
mvchip->chip.request = mvebu_gpio_request;
mvchip->chip.free = mvebu_gpio_free;
mvchip->chip.direction_input = mvebu_gpio_direction_input;
mvchip->chip.get = mvebu_gpio_get;
mvchip->chip.direction_output = mvebu_gpio_direction_output;