zte's code,first commit

Change-Id: I9a04da59e459a9bc0d67f101f700d9d7dc8d681b
diff --git a/ap/os/linux/linux-3.4.x/drivers/usb/class/Makefile b/ap/os/linux/linux-3.4.x/drivers/usb/class/Makefile
new file mode 100644
index 0000000..32e8527
--- /dev/null
+++ b/ap/os/linux/linux-3.4.x/drivers/usb/class/Makefile
@@ -0,0 +1,9 @@
+#
+# Makefile for USB Class drivers
+# (one step up from the misc category)
+#
+
+obj-$(CONFIG_USB_ACM)		+= cdc-acm.o
+obj-$(CONFIG_USB_PRINTER)	+= usblp.o
+obj-$(CONFIG_USB_WDM)		+= cdc-wdm.o
+obj-$(CONFIG_USB_TMC)		+= usbtmc.o