Integrate USB gadget layer and USB CDC driver layer

Derived from Linux kernel 2.6.27

Signed-off-by: Thomas Smits <ts.smits@gmail.com>
Signed-off-by: Remy Bohmer <linux@bohmer.net>
diff --git a/drivers/usb/gadget/Makefile b/drivers/usb/gadget/Makefile
index 1d7362d..9b1b55b 100644
--- a/drivers/usb/gadget/Makefile
+++ b/drivers/usb/gadget/Makefile
@@ -25,6 +25,7 @@
 
 LIB	:= $(obj)libusb_gadget.a
 
+# Devices not related to the new gadget layer depend on CONFIG_USB_DEVICE
 ifdef CONFIG_USB_DEVICE
 COBJS-y += core.o
 COBJS-y += ep0.o
@@ -34,6 +35,8 @@
 COBJS-$(CONFIG_PXA27X) += pxa27x_udc.o
 COBJS-$(CONFIG_SPEARUDC) += spr_udc.o
 endif
+# new USB gadget layer dependencies
+COBJS-$(CONFIG_USB_ETHER) += ether.o epautoconf.o config.o usbstring.o
 
 COBJS	:= $(COBJS-y)
 SRCS	:= $(COBJS:.o=.c)