diff options
| author | Marek Vasut <marek.vasut+renesas@gmail.com> | 2019-04-21 22:46:25 +0200 |
|---|---|---|
| committer | Marek Vasut <marex@denx.de> | 2019-05-04 19:26:49 +0200 |
| commit | fbf26bea3964735604f1621288a63b23daf48cea (patch) | |
| tree | 5ae388d0964ce7eaeb2d698a682cabcbab1f23a2 | |
| parent | 89ba7c5a8cf3cdef34f5acef4184f35e63439759 (diff) | |
gpio: renesas: Migrate to pinctrl GPIO accessors
Switch to generic pin controller API for configuring pins as GPIOs
instead of using the ad-hoc call into the R-Car PFC driver. Moreover,
add .free() implementation for the GPIO controller.
Signed-off-by: Marek Vasut <marek.vasut+renesas@gmail.com>
Cc: Alex Kiernan <alex.kiernan@gmail.com>
Cc: Christoph Muellner <christoph.muellner@theobroma-systems.com>
Cc: Eugeniu Rosca <roscaeugeniu@gmail.com>
Cc: Patrice Chotard <patrice.chotard@st.com>
Cc: Patrick DELAUNAY <patrick.delaunay@st.com>
Cc: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>
Cc: Simon Glass <sjg@chromium.org>
| -rw-r--r-- | drivers/gpio/gpio-rcar.c | 15 |
1 files changed, 7 insertions, 8 deletions
diff --git a/drivers/gpio/gpio-rcar.c b/drivers/gpio/gpio-rcar.c index 6fd1270640..594e0a470a 100644 --- a/drivers/gpio/gpio-rcar.c +++ b/drivers/gpio/gpio-rcar.c @@ -6,6 +6,7 @@ #include <common.h> #include <clk.h> #include <dm.h> +#include <dm/pinctrl.h> #include <errno.h> #include <asm/gpio.h> #include <asm/io.h> @@ -117,19 +118,17 @@ static int rcar_gpio_get_function(struct udevice *dev, unsigned offset) static int rcar_gpio_request(struct udevice *dev, unsigned offset, const char *label) { - struct rcar_gpio_priv *priv = dev_get_priv(dev); - struct udevice *pctldev; - int ret; - - ret = uclass_get_device(UCLASS_PINCTRL, 0, &pctldev); - if (ret) - return ret; + return pinctrl_gpio_request(dev, offset); +} - return sh_pfc_config_mux_for_gpio(pctldev, priv->pfc_offset + offset); +static int rcar_gpio_free(struct udevice *dev, unsigned offset) +{ + return pinctrl_gpio_free(dev, offset); } static const struct dm_gpio_ops rcar_gpio_ops = { .request = rcar_gpio_request, + .free = rcar_gpio_free, .direction_input = rcar_gpio_direction_input, .direction_output = rcar_gpio_direction_output, .get_value = rcar_gpio_get_value, |