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>
diff --git a/drivers/pinctrl/pinctrl-rockchip.c b/drivers/pinctrl/pinctrl-rockchip.c
index abff5895..e0718b7 100644
--- a/drivers/pinctrl/pinctrl-rockchip.c
+++ b/drivers/pinctrl/pinctrl-rockchip.c
@@ -884,6 +884,16 @@
* 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 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,