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| author | Guennadi Liakhovetski <lg@denx.de> | 2009-02-12 14:27:22 +0100 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2009-03-13 10:34:19 +0100 |
| commit | 999981d943e626bff5d031de1bf06435afb10ced (patch) | |
| tree | 1adfed0fa77e28214262fa987ec9be2cfe46b7c1 /arch/arm/plat-mxc | |
| parent | 6bbdbf2f95771c0a2dbccc423b99b37fde9a5078 (diff) | |
| download | linux-stable-999981d943e626bff5d031de1bf06435afb10ced.tar.gz linux-stable-999981d943e626bff5d031de1bf06435afb10ced.tar.bz2 linux-stable-999981d943e626bff5d031de1bf06435afb10ced.zip | |
mxc: first set GPIO level, then switch direction to output
Make sure not to create spurious pulses on GPIOs, when configuring them as
output: first set required level, then switch direction.
Signed-off-by: Guennadi Liakhovetski <lg@denx.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'arch/arm/plat-mxc')
| -rw-r--r-- | arch/arm/plat-mxc/gpio.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arm/plat-mxc/gpio.c b/arch/arm/plat-mxc/gpio.c index ccbd94adc668..c6483bad8a26 100644 --- a/arch/arm/plat-mxc/gpio.c +++ b/arch/arm/plat-mxc/gpio.c @@ -200,8 +200,8 @@ static int mxc_gpio_direction_input(struct gpio_chip *chip, unsigned offset) static int mxc_gpio_direction_output(struct gpio_chip *chip, unsigned offset, int value) { - _set_gpio_direction(chip, offset, 1); mxc_gpio_set(chip, offset, value); + _set_gpio_direction(chip, offset, 1); return 0; } |