net: usb: Add support for embedded rmnet usb host driver

Embedded rmnet usb host driver will be used to communicate with modem
devices having rmnet interface. This driver works as pass through layer
for control and data path communication. Driver currently supports device
with product id: 0x9034 and vendor id : 0x05c6.

Change-Id: Ie037af915f2650828420a351bd3fe503a505eaee
Signed-off-by: Hemant Kumar <hemantk@codeaurora.org>
diff --git a/drivers/net/usb/Kconfig b/drivers/net/usb/Kconfig
index 84d4608..4e40468 100644
--- a/drivers/net/usb/Kconfig
+++ b/drivers/net/usb/Kconfig
@@ -458,4 +458,14 @@
 
 	  http://ubuntuforums.org/showpost.php?p=10589647&postcount=17
 
+config MSM_RMNET_USB
+	tristate "RMNET USB Driver"
+	depends on USB_USBNET
+	help
+	Select this if you have a Qualcomm modem device connected via USB
+	supporting RMNET network interface.
+
+	To compile this driver as a module, choose M here: the module
+	will be called rmnet_usb. If unsure, choose N.
+
 endmenu