Add support for ASIX AX88772 USB 2.0 10/100Mbit Ethernet Adaptor

Driver originally written by NVIDIA Corporation, modified to
handle odd-length packets.

Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/drivers/usb/eth/Makefile b/drivers/usb/eth/Makefile
index a0f5676..6a5f25a 100644
--- a/drivers/usb/eth/Makefile
+++ b/drivers/usb/eth/Makefile
@@ -25,6 +25,9 @@
 
 # new USB host ethernet layer dependencies
 COBJS-$(CONFIG_USB_HOST_ETHER) += usb_ether.o
+ifdef CONFIG_USB_ETHER_ASIX
+COBJS-y += asix.o
+endif
 
 COBJS	:= $(COBJS-y)
 SRCS	:= $(COBJS:.o=.c)