sunxi: provide default USB gadget setup

All the Allwinner boards use the same manufacturer, VID and PID for the
gadgets. Make them the defaults to remove some boilerplate from our
defconfigs.

Reviewed-by: Ɓukasz Majewski <lukma@denx.de>
Reviewed-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
diff --git a/drivers/usb/gadget/Kconfig b/drivers/usb/gadget/Kconfig
index dfeeb57..78faac7 100644
--- a/drivers/usb/gadget/Kconfig
+++ b/drivers/usb/gadget/Kconfig
@@ -38,6 +38,7 @@
 
 config USB_GADGET_MANUFACTURER
 	string "Vendor name of the USB device"
+	default "Allwinner Technology" if ARCH_SUNXI
 	default "U-Boot"
 	help
 	  Vendor name of the USB device emulated, reported to the host device.
@@ -45,6 +46,7 @@
 
 config USB_GADGET_VENDOR_NUM
 	hex "Vendor ID of the USB device"
+	default 0x1f3a if ARCH_SUNXI
 	default 0x0
 	help
 	  Vendor ID of the USB device emulated, reported to the host device.
@@ -53,6 +55,7 @@
 
 config USB_GADGET_PRODUCT_NUM
 	hex "Product ID of the USB device"
+	default 0x1010 if ARCH_SUNXI
 	default 0x0
 	help
 	  Product ID of the USB device emulated, reported to the host device.