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Commit fa8cf57c authored by Chen-Yu Tsai's avatar Chen-Yu Tsai Committed by Linus Walleij
Browse files

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: default avatarChen-Yu Tsai <wens@csie.org>
Acked-by: default avatarMaxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: default avatarLinus Walleij <linus.walleij@linaro.org>
parent fe0ec0ee

drivers/pinctrl/pinctrl-sunxi.c

+7 −6
Original line number Original line Diff line number Diff line
@@ -469,12 +469,6 @@ static int sunxi_pinctrl_gpio_get(struct gpio_chip *chip, unsigned offset) 
	return val;

	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,

static void sunxi_pinctrl_gpio_set(struct gpio_chip *chip,

				unsigned offset, int value)

				unsigned offset, int value)

{

{
@@ -498,6 +492,13 @@ static void sunxi_pinctrl_gpio_set(struct gpio_chip *chip, 
	spin_unlock_irqrestore(&pctl->lock, flags);

	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,

static int sunxi_pinctrl_gpio_of_xlate(struct gpio_chip *gc,

				const struct of_phandle_args *gpiospec,

				const struct of_phandle_args *gpiospec,

				u32 *flags)

				u32 *flags)