diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpio/dwapb_gpio.c | 19 |
1 files changed, 12 insertions, 7 deletions
diff --git a/drivers/gpio/dwapb_gpio.c b/drivers/gpio/dwapb_gpio.c index a52c9e18e38..37916e77716 100644 --- a/drivers/gpio/dwapb_gpio.c +++ b/drivers/gpio/dwapb_gpio.c @@ -66,13 +66,6 @@ static int dwapb_gpio_direction_output(struct udevice *dev, unsigned pin, return 0; } -static int dwapb_gpio_get_value(struct udevice *dev, unsigned pin) -{ - struct gpio_dwapb_platdata *plat = dev_get_platdata(dev); - return !!(readl(plat->base + GPIO_EXT_PORT(plat->bank)) & (1 << pin)); -} - - static int dwapb_gpio_set_value(struct udevice *dev, unsigned pin, int val) { struct gpio_dwapb_platdata *plat = dev_get_platdata(dev); @@ -98,6 +91,18 @@ static int dwapb_gpio_get_function(struct udevice *dev, unsigned offset) return GPIOF_INPUT; } +static int dwapb_gpio_get_value(struct udevice *dev, unsigned pin) +{ + struct gpio_dwapb_platdata *plat = dev_get_platdata(dev); + u32 value; + + if (dwapb_gpio_get_function(dev, pin) == GPIOF_OUTPUT) + value = readl(plat->base + GPIO_SWPORT_DR(plat->bank)); + else + value = readl(plat->base + GPIO_EXT_PORT(plat->bank)); + return !!(value & BIT(pin)); +} + static const struct dm_gpio_ops gpio_dwapb_ops = { .direction_input = dwapb_gpio_direction_input, .direction_output = dwapb_gpio_direction_output, |