diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index 95a1805b064ff65cc0f7779f8643a5ece4593953..9200edc8f0fd072097fdc79647ca4ad225da012a 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -525,6 +525,7 @@ static struct usb_device_id id_table_combined [] = {
 	{ USB_DEVICE(FTDI_VID, FTDI_TACTRIX_OPENPORT_13U_PID) },
 	{ USB_DEVICE(ELEKTOR_VID, ELEKTOR_FT323R_PID) },
 	{ USB_DEVICE(TELLDUS_VID, TELLDUS_TELLSTICK_PID) },
+	{ USB_DEVICE(FTDI_VID, FTDI_MAXSTREAM_PID) },
 	{ },					/* Optional parameter entry */
 	{ }					/* Terminating entry */
 };
diff --git a/drivers/usb/serial/ftdi_sio.h b/drivers/usb/serial/ftdi_sio.h
index 77ad0a09b3849dd675ea48c6dbf776a53094dbfe..c85c1fae0cb8351bb05b6e04603b0332144e6567 100644
--- a/drivers/usb/serial/ftdi_sio.h
+++ b/drivers/usb/serial/ftdi_sio.h
@@ -518,6 +518,11 @@
 #define FTDI_IBS_PEDO_PID	0xff3e  /* IBS PEDO-Modem (RF modem 868.35 MHz) */
 #define FTDI_IBS_PROD_PID	0xff3f  /* future device */
 
+/*
+ *  MaxStream devices	www.maxstream.net
+ */
+#define FTDI_MAXSTREAM_PID	0xEE18	/* Xbee PKG-U Module */
+
 /* Commands */
 #define FTDI_SIO_RESET 		0 /* Reset the port */
 #define FTDI_SIO_MODEM_CTRL 	1 /* Set the modem control register */