pinctrl: sunxi: Honor GPIO output initial vaules

Some GPIO users, such as fixed-regulator, request GPIO output with
initial value of 1. This was ignored by sunxi driver.

Cc: stable@vger.kernel.org
Signed-off-by: Chen-Yu Tsai <wens@csie.org>
Acked-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

diff --git a/drivers/pinctrl/pinctrl-sunxi.c b/drivers/pinctrl/pinctrl-sunxi.c
index 119d2ddedfe70c2aed27398289c8d1b2b484b160..6ebf3067bde4695415472331d4238f36bf4411a1 100644 (file)
--- a/drivers/pinctrl/pinctrl-sunxi.c
+++ b/drivers/pinctrl/pinctrl-sunxi.c
@@ -469,12 +469,6 @@ static int sunxi_pinctrl_gpio_get(struct gpio_chip *chip, unsigned offset)
        return val;
 }
 
-static int sunxi_pinctrl_gpio_direction_output(struct gpio_chip *chip,
-                                       unsigned offset, int value)
-{
-       return pinctrl_gpio_direction_output(chip->base + offset);
-}
-
 static void sunxi_pinctrl_gpio_set(struct gpio_chip *chip,
                                unsigned offset, int value)
 {
@@ -498,6 +492,13 @@ static void sunxi_pinctrl_gpio_set(struct gpio_chip *chip,
        spin_unlock_irqrestore(&pctl->lock, flags);
 }
 
+static int sunxi_pinctrl_gpio_direction_output(struct gpio_chip *chip,
+                                       unsigned offset, int value)
+{
+       sunxi_pinctrl_gpio_set(chip, offset, value);
+       return pinctrl_gpio_direction_output(chip->base + offset);
+}
+
 static int sunxi_pinctrl_gpio_of_xlate(struct gpio_chip *gc,
                                const struct of_phandle_args *gpiospec,
                                u32 *flags)