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authorChen-Yu Tsai <wens@csie.org>2014-01-16 14:34:23 +0800
committerLinus Walleij <linus.walleij@linaro.org>2014-01-20 09:19:17 +0100
commitfa8cf57c923e86a693a85aff1df579245a27cbb3 (patch)
treec4dcab291b6a1862ac4cce8d9efb3613898f6da7 /drivers/pinctrl
parentfe0ec0ee07208027e3e36a1dc4a653780b4984f2 (diff)
downloadlinux-fa8cf57c923e86a693a85aff1df579245a27cbb3.tar.bz2
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>
Diffstat (limited to 'drivers/pinctrl')
-rw-r--r--drivers/pinctrl/pinctrl-sunxi.c13
1 files changed, 7 insertions, 6 deletions
diff --git a/drivers/pinctrl/pinctrl-sunxi.c b/drivers/pinctrl/pinctrl-sunxi.c
index 119d2ddedfe7..6ebf3067bde4 100644
--- 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)