diff options
| author | Roland Stigge <stigge@antcom.de> | 2012-09-20 10:48:03 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-10-02 10:30:48 -0700 |
| commit | 66801463734e49416a9b013d3eb8f9eb8cd851e0 (patch) | |
| tree | bdac8e8ce16bb14e9554a5aea7401a7e05488c9f | |
| parent | d20ff72cdeb4cbb586a1ee1a3f4f1bbade52414a (diff) | |
gpio-lpc32xx: Fix value handling of gpio_direction_output()
commit b1268d3737c6316016026245eef276eda6b0a621 upstream.
For GPIOs of gpio-lpc32xx, gpio_direction_output() ignores the value argument
(initial value of output). This patch fixes this by setting the level
accordingly.
Signed-off-by: Roland Stigge <stigge@antcom.de>
Acked-by: Alexandre Pereira da Silva <aletes.xgr@gmail.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/gpio/gpio-lpc32xx.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/gpio/gpio-lpc32xx.c b/drivers/gpio/gpio-lpc32xx.c index 61c2d08d37b6..e42e4b84016e 100644 --- a/drivers/gpio/gpio-lpc32xx.c +++ b/drivers/gpio/gpio-lpc32xx.c @@ -304,6 +304,7 @@ static int lpc32xx_gpio_dir_output_p012(struct gpio_chip *chip, unsigned pin, { struct lpc32xx_gpio_chip *group = to_lpc32xx_gpio(chip); + __set_gpio_level_p012(group, pin, value); __set_gpio_dir_p012(group, pin, 0); return 0; @@ -314,6 +315,7 @@ static int lpc32xx_gpio_dir_output_p3(struct gpio_chip *chip, unsigned pin, { struct lpc32xx_gpio_chip *group = to_lpc32xx_gpio(chip); + __set_gpio_level_p3(group, pin, value); __set_gpio_dir_p3(group, pin, 0); return 0; @@ -322,6 +324,9 @@ static int lpc32xx_gpio_dir_output_p3(struct gpio_chip *chip, unsigned pin, static int lpc32xx_gpio_dir_out_always(struct gpio_chip *chip, unsigned pin, int value) { + struct lpc32xx_gpio_chip *group = to_lpc32xx_gpio(chip); + + __set_gpo_level_p3(group, pin, value); return 0; } |