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authorAxel Lin <axel.lin@ingics.com>2013-08-27 22:30:17 +0800
committerLinus Walleij <linus.walleij@linaro.org>2013-08-29 09:11:00 +0200
commit0351c287952483dafa904f84496631198465fbf4 (patch)
tree45f0a59952be9a64a28a726db37b4eaff5841d9e /drivers/pinctrl
parent05d3534a321d7fe4524b3b83bb20318282f3ec2c (diff)
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>
Diffstat (limited to 'drivers/pinctrl')
-rw-r--r--drivers/pinctrl/pinctrl-rockchip.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/pinctrl/pinctrl-rockchip.c b/drivers/pinctrl/pinctrl-rockchip.c
index abff5895e81f..e0718b7c4abc 100644
--- a/drivers/pinctrl/pinctrl-rockchip.c
+++ b/drivers/pinctrl/pinctrl-rockchip.c
@@ -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,