diff options
| author | Chen-Yu Tsai <wens@csie.org> | 2014-01-16 14:34:23 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2014-02-06 11:08:15 -0800 |
| commit | 215c54fe95ceadac56295019895688dd18f3d120 (patch) | |
| tree | f235102ae565a0ad8ce7466da6436ae7ad37f754 /drivers | |
| parent | 0ac9f15fbe599024fa3523c3083add257f53c849 (diff) | |
pinctrl: sunxi: Honor GPIO output initial vaules
commit fa8cf57c923e86a693a85aff1df579245a27cbb3 upstream.
Some GPIO users, such as fixed-regulator, request GPIO output with
initial value of 1. This was ignored by sunxi driver.
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>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/pinctrl/pinctrl-sunxi.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/drivers/pinctrl/pinctrl-sunxi.c b/drivers/pinctrl/pinctrl-sunxi.c index b7d8c890514..876d7cc4d8a 100644 --- a/drivers/pinctrl/pinctrl-sunxi.c +++ b/drivers/pinctrl/pinctrl-sunxi.c @@ -1754,12 +1754,6 @@ 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) { @@ -1770,6 +1764,13 @@ static void sunxi_pinctrl_gpio_set(struct gpio_chip *chip, writel((value & DATA_PINS_MASK) << index, pctl->membase + reg); } +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) |