diff --git a/target/linux/generic-2.4/patches/802-merlin_xu870.patch b/target/linux/generic-2.4/patches/802-merlin_xu870.patch
new file mode 100644
index 0000000000..cea718f971
--- /dev/null
+++ b/target/linux/generic-2.4/patches/802-merlin_xu870.patch
@@ -0,0 +1,13 @@
+--- linux-2.4.34/drivers/usb/serial/usbserial.c		2007-09-07 19:15:58.000000000 +0200
++++ linux-2.4.34.new/drivers/usb/serial/usbserial.c	2007-09-09 20:19:21.000000000 +0200
+@@ -1860,6 +1860,10 @@
+ 	generic_device_ids[6].idVendor = 0x1199;
+ 	generic_device_ids[6].idProduct = 0x6820;
+ 	generic_device_ids[6].match_flags = USB_DEVICE_ID_MATCH_VENDOR | USB_DEVICE_ID_MATCH_PRODUCT;
++	/* Merlin XU870 */
++	generic_device_ids[7].idVendor = 0x1410;
++	generic_device_ids[7].idProduct = 0x1430;
++	generic_device_ids[7].match_flags = USB_DEVICE_ID_MATCH_VENDOR | USB_DEVICE_ID_MATCH_PRODUCT;
+ 	/* register our generic driver with ourselves */
+ 	usb_serial_register (&generic_device);
+ #endif