pinctrl: replace trivial implementations of gpio_chip request/free

Replace all trivial request/free callbacks that do nothing but call into
pinctrl code with the generic versions.

Signed-off-by: Jonas Gorski <jogo@openwrt.org>
Acked-by: Bjorn Andersson <bjorn.andersson@sonymobile.com>
Acked-by: Heiko Stuebner <heiko@sntech.de>
Acked-by: Eric Anholt <eric@anholt.net>
Acked-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Acked-by: Andrew Bresticker <abrestic@chromium.org>
Acked-by: Baruch Siach <baruch@tkos.co.il>
Acked-by: Matthias Brugger <matthias.bgg@gmail.com>
Acked-by: Lee Jones <lee@kernel.org>
Acked-by: Laxman Dewangan <ldewangan@nvidia.com>
Acked-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
diff --git a/drivers/pinctrl/pinctrl-coh901.c b/drivers/pinctrl/pinctrl-coh901.c
index 9c9b889..813eb7c 100644
--- a/drivers/pinctrl/pinctrl-coh901.c
+++ b/drivers/pinctrl/pinctrl-coh901.c
@@ -217,24 +217,6 @@
 	return container_of(chip, struct u300_gpio, chip);
 }
 
-static int u300_gpio_request(struct gpio_chip *chip, unsigned offset)
-{
-	/*
-	 * Map back to global GPIO space and request muxing, the direction
-	 * parameter does not matter for this controller.
-	 */
-	int gpio = chip->base + offset;
-
-	return pinctrl_request_gpio(gpio);
-}
-
-static void u300_gpio_free(struct gpio_chip *chip, unsigned offset)
-{
-	int gpio = chip->base + offset;
-
-	pinctrl_free_gpio(gpio);
-}
-
 static int u300_gpio_get(struct gpio_chip *chip, unsigned offset)
 {
 	struct u300_gpio *gpio = to_u300_gpio(chip);
@@ -417,8 +399,8 @@
 static struct gpio_chip u300_gpio_chip = {
 	.label			= "u300-gpio-chip",
 	.owner			= THIS_MODULE,
-	.request		= u300_gpio_request,
-	.free			= u300_gpio_free,
+	.request		= gpiochip_generic_request,
+	.free			= gpiochip_generic_free,
 	.get			= u300_gpio_get,
 	.set			= u300_gpio_set,
 	.direction_input	= u300_gpio_direction_input,