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pinctrl: rockchip: Implement .request() and .free() callbacks 

Implement .request() and .free() callbacks on the GPIO chips to
inform pinctrl when a GPIO is requested or freed.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Tested-by: Heiko Stuebner <heiko@sntech.de>
Acked-by: Heiko Stuebner <heiko@sntech.de>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Axel Lin 2013-08-27 22:30:17 +08:00 committed by Linus Walleij
parent 05d3534a32
commit 0351c28795
1 changed files with 12 additions and 0 deletions
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12
drivers/pinctrl/pinctrl-rockchip.c
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@ -884,6 +884,16 @@ static int rockchip_pinctrl_register(struct platform_device *pdev,
* GPIO handling
*/
static int rockchip_gpio_request(struct gpio_chip *chip, unsigned offset)
{
return pinctrl_request_gpio(chip->base + offset);
}
static void rockchip_gpio_free(struct gpio_chip *chip, unsigned offset)
{
pinctrl_free_gpio(chip->base + offset);
}
static void rockchip_gpio_set(struct gpio_chip *gc, unsigned offset, int value)
{
struct rockchip_pin_bank *bank = gc_to_pin_bank(gc);
@ -957,6 +967,8 @@ static int rockchip_gpio_to_irq(struct gpio_chip *gc, unsigned offset)
}
static const struct gpio_chip rockchip_gpiolib_chip = {
.request = rockchip_gpio_request,
.free = rockchip_gpio_free,
.set = rockchip_gpio_set,
.get = rockchip_gpio_get,
.direction_input = rockchip_gpio_direction_input,