usb: gadget: rockchip: Add missing dependency

The rockchip usb gadget driver cannot build without platform specific
headers being available. Express that requirement in Kconfig as well.

Signed-off-by: Tom Rini <trini@konsulko.com>
Reviewed-by: Quentin Schulz <quentin.schulz@cherry.de>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>

diff --git a/drivers/usb/gadget/Kconfig b/drivers/usb/gadget/Kconfig
index 46a8314..b0decd7 100644 (file)
--- a/drivers/usb/gadget/Kconfig
+++ b/drivers/usb/gadget/Kconfig
@@ -202,6 +202,7 @@ config USB_FUNCTION_MASS_STORAGE
 
 config USB_FUNCTION_ROCKUSB
         bool "Enable USB rockusb gadget"
+       depends on ARCH_ROCKCHIP
         help
           Rockusb protocol is widely used by Rockchip SoC based devices. It can
           read/write info, image to/from devices. This enables the USB part of