summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--drivers/gpio/cs5535-gpio.c4
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);