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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>
This commit is contained in:
Chen-Yu Tsai 2014-01-16 14:34:23 +08:00 committed by Linus Walleij
parent fe0ec0ee07
commit fa8cf57c92
1 changed files with 7 additions and 6 deletions
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13
drivers/pinctrl/pinctrl-sunxi.c
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@ -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)