From: Simon Glass Date: Sat, 18 Apr 2015 17:33:43 +0000 (-0600) Subject: sunxi: gpio: Add temporary implementation of name_to_gpio() X-Git-Tag: v2015.07-rc1~6^2~25 X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=a5ab8838c6b096ba6e4ba57fdb169cb8ecfea295;p=oweals%2Fu-boot.git sunxi: gpio: Add temporary implementation of name_to_gpio() Until sunxi moves to device tree (e.g. for USB) we need to convert named GPIOs to numbers. Add a function to do this. This fixes the USB / EHCI support not working on the LinkSprite pcDuino3 (which uses devicemodel). Signed-off-by: Simon Glass Acked-by: Hans de Goede Signed-off-by: Hans de Goede --- diff --git a/drivers/gpio/sunxi_gpio.c b/drivers/gpio/sunxi_gpio.c index 29301c43d0..89209dfa87 100644 --- a/drivers/gpio/sunxi_gpio.c +++ b/drivers/gpio/sunxi_gpio.c @@ -172,6 +172,17 @@ int sunxi_name_to_gpio(const char *name) #endif #ifdef CONFIG_DM_GPIO +/* TODO(sjg@chromium.org): Remove this function and use device tree */ +int sunxi_name_to_gpio(const char *name) +{ + unsigned int gpio; + int ret; + + ret = gpio_lookup_name(name, NULL, NULL, &gpio); + + return ret ? ret : gpio; +} + static int sunxi_gpio_direction_input(struct udevice *dev, unsigned offset) { struct sunxi_gpio_platdata *plat = dev_get_platdata(dev);