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path: root/drivers/gpio/s5p_gpio.c
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Diffstat (limited to 'drivers/gpio/s5p_gpio.c')
-rw-r--r--drivers/gpio/s5p_gpio.c13
1 files changed, 12 insertions, 1 deletions
diff --git a/drivers/gpio/s5p_gpio.c b/drivers/gpio/s5p_gpio.c
index 6c41a42..0a245ba 100644
--- a/drivers/gpio/s5p_gpio.c
+++ b/drivers/gpio/s5p_gpio.c
@@ -13,6 +13,7 @@
#include <asm/io.h>
#include <asm/gpio.h>
#include <dm/device-internal.h>
+#include <dt-bindings/gpio/gpio.h>
DECLARE_GLOBAL_DATA_PTR;
@@ -275,12 +276,22 @@ static int exynos_gpio_get_function(struct udevice *dev, unsigned offset)
return GPIOF_FUNC;
}
+static int exynos_gpio_xlate(struct udevice *dev, struct gpio_desc *desc,
+ struct fdtdec_phandle_args *args)
+{
+ desc->offset = args->args[0];
+ desc->flags = args->args[1] & GPIO_ACTIVE_LOW ? GPIOD_ACTIVE_LOW : 0;
+
+ return 0;
+}
+
static const struct dm_gpio_ops gpio_exynos_ops = {
.direction_input = exynos_gpio_direction_input,
.direction_output = exynos_gpio_direction_output,
.get_value = exynos_gpio_get_value,
.set_value = exynos_gpio_set_value,
.get_function = exynos_gpio_get_function,
+ .xlate = exynos_gpio_xlate,
};
static int gpio_exynos_probe(struct udevice *dev)
@@ -342,7 +353,7 @@ static int gpio_exynos_bind(struct udevice *parent)
plat->bank_name, plat, -1, &dev);
if (ret)
return ret;
- dev->of_offset = parent->of_offset;
+ dev->of_offset = node;
}
return 0;