diff options
Diffstat (limited to 'drivers/gpio/sunxi_gpio.c')
-rw-r--r-- | drivers/gpio/sunxi_gpio.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/gpio/sunxi_gpio.c b/drivers/gpio/sunxi_gpio.c index 94abbeb..e8accaa 100644 --- a/drivers/gpio/sunxi_gpio.c +++ b/drivers/gpio/sunxi_gpio.c @@ -19,6 +19,7 @@ #include <asm/io.h> #include <asm/gpio.h> #include <dm/device-internal.h> +#include <dt-bindings/gpio/gpio.h> DECLARE_GLOBAL_DATA_PTR; @@ -215,12 +216,27 @@ static int sunxi_gpio_get_function(struct udevice *dev, unsigned offset) return GPIOF_FUNC; } +static int sunxi_gpio_xlate(struct udevice *dev, struct gpio_desc *desc, + struct fdtdec_phandle_args *args) +{ + int ret; + + ret = device_get_child(dev, args->args[0], &desc->dev); + if (ret) + return ret; + desc->offset = args->args[1]; + desc->flags = args->args[2] & GPIO_ACTIVE_LOW ? GPIOD_ACTIVE_LOW : 0; + + return 0; +} + static const struct dm_gpio_ops gpio_sunxi_ops = { .direction_input = sunxi_gpio_direction_input, .direction_output = sunxi_gpio_direction_output, .get_value = sunxi_gpio_get_value, .set_value = sunxi_gpio_set_value, .get_function = sunxi_gpio_get_function, + .xlate = sunxi_gpio_xlate, }; /** |