diff options
author | David S. Miller <davem@davemloft.net> | 2010-04-04 02:49:14 +0400 |
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committer | David S. Miller <davem@davemloft.net> | 2010-04-04 02:49:14 +0400 |
commit | 87e8b821ed8db3dab03d96cd542e29666bf210aa (patch) | |
tree | 0027060473aafbbb125655ba027319c8a1a665fc /drivers/gpio/cs5535-gpio.c | |
parent | 33cd9dfa3a13e3d8e41aef225a9f98169816723b (diff) | |
parent | 5e11611a5d22252f3f9c169a3c9377eac0c32033 (diff) | |
download | linux-87e8b821ed8db3dab03d96cd542e29666bf210aa.tar.xz |
Merge branch 'master' of /home/davem/src/GIT/linux-2.6/
Diffstat (limited to 'drivers/gpio/cs5535-gpio.c')
-rw-r--r-- | drivers/gpio/cs5535-gpio.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/gpio/cs5535-gpio.c b/drivers/gpio/cs5535-gpio.c index 0fdbe94f24a3..0c3c498f2260 100644 --- a/drivers/gpio/cs5535-gpio.c +++ b/drivers/gpio/cs5535-gpio.c @@ -154,7 +154,7 @@ static int chip_gpio_request(struct gpio_chip *c, unsigned offset) static int chip_gpio_get(struct gpio_chip *chip, unsigned offset) { - return cs5535_gpio_isset(offset, GPIO_OUTPUT_VAL); + return cs5535_gpio_isset(offset, GPIO_READ_BACK); } static void chip_gpio_set(struct gpio_chip *chip, unsigned offset, int val) @@ -172,6 +172,7 @@ static int chip_direction_input(struct gpio_chip *c, unsigned offset) spin_lock_irqsave(&chip->lock, flags); __cs5535_gpio_set(chip, offset, GPIO_INPUT_ENABLE); + __cs5535_gpio_clear(chip, offset, GPIO_OUTPUT_ENABLE); spin_unlock_irqrestore(&chip->lock, flags); return 0; @@ -184,6 +185,7 @@ static int chip_direction_output(struct gpio_chip *c, unsigned offset, int val) spin_lock_irqsave(&chip->lock, flags); + __cs5535_gpio_set(chip, offset, GPIO_INPUT_ENABLE); __cs5535_gpio_set(chip, offset, GPIO_OUTPUT_ENABLE); if (val) __cs5535_gpio_set(chip, offset, GPIO_OUTPUT_VAL); |