[PATCH] USB: cypress_m8: add support for the DeLorme Earthmate lt-20

This patch adds support for the DeLorme Earthmate lt-20 to the
cypress_m8 driver.  The device was tested and found to be compatible
with the cypress_m8 driver.  This is a resend with the complete patch
which properly compiles.

Adds support for the DeLorme Earthmate lt-20 to the cypress_m8 driver.

Signed-off-by: Lonnie Mendez <lmendez19@austin.rr.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff --git a/drivers/usb/serial/cypress_m8.h b/drivers/usb/serial/cypress_m8.h
index 1012ee6..1fa119e 100644
--- a/drivers/usb/serial/cypress_m8.h
+++ b/drivers/usb/serial/cypress_m8.h
@@ -13,6 +13,7 @@
 /* DeLorme Earthmate USB - a GPS device */
 #define	VENDOR_ID_DELORME		 0x1163
 #define PRODUCT_ID_EARTHMATEUSB		 0x0100
+#define PRODUCT_ID_EARTHMATEUSB_LT20	 0x0200
 
 /* Cypress HID->COM RS232 Adapter */
 #define VENDOR_ID_CYPRESS		 0x04b4