diff options
| author | Roland Stigge <stigge@antcom.de> | 2012-09-20 10:48:03 +0200 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2012-09-24 21:56:01 +0200 |
| commit | b1268d3737c6316016026245eef276eda6b0a621 (patch) | |
| tree | c17259de86df66a8e2a257253937da9df8d44963 /drivers/gpio | |
| parent | 979570e02981d4a8fc20b3cc8fd651856c98ee9d (diff) | |
| download | linux-b1268d3737c6316016026245eef276eda6b0a621.tar.bz2 | |
gpio-lpc32xx: Fix value handling of gpio_direction_output()
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.
Cc: stable@kernel.org
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>
Diffstat (limited to 'drivers/gpio')
| -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 8a420f13905e..ed94b4ea72e9 100644 --- a/drivers/gpio/gpio-lpc32xx.c +++ b/drivers/gpio/gpio-lpc32xx.c @@ -308,6 +308,7 @@ 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; @@ -318,6 +319,7 @@ 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; @@ -326,6 +328,9 @@ 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; } |