diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index f92f4d77337487c76929bc58b78e85aa3a184799..f77339265ee634bb2631580e93fda11bc1549ac9 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -663,6 +663,9 @@ static struct usb_device_id id_table_combined [] = {
 	{ USB_DEVICE(ALTI2_VID, ALTI2_N3_PID) },
 	{ USB_DEVICE(FTDI_VID, DIEBOLD_BCS_SE923_PID) },
 	{ USB_DEVICE(FTDI_VID, FTDI_NDI_HUC_PID) },
+	{ USB_DEVICE(ATMEL_VID, STK541_PID) },
+	{ USB_DEVICE(DE_VID, STB_PID) },
+	{ USB_DEVICE(DE_VID, WHT_PID) },
 	{ },					/* Optional parameter entry */
 	{ }					/* Terminating entry */
 };
diff --git a/drivers/usb/serial/ftdi_sio.h b/drivers/usb/serial/ftdi_sio.h
index e300c840f8cad0dda5d1bbe30d070212f925b6a6..f2745edabcd94dccd53a77aa75d96b7becefb039 100644
--- a/drivers/usb/serial/ftdi_sio.h
+++ b/drivers/usb/serial/ftdi_sio.h
@@ -892,6 +892,19 @@
  */
 #define DIEBOLD_BCS_SE923_PID	0xfb99
 
+/*
+ * Atmel STK541
+ */
+#define ATMEL_VID		0x03eb /* Vendor ID */
+#define STK541_PID		0x2109 /* Zigbee Controller */
+
+/*
+ * Dresden Elektronic Sensor Terminal Board
+ */
+#define DE_VID			0x1cf1 /* Vendor ID */
+#define STB_PID			0x0001 /* Sensor Terminal Board */
+#define WHT_PID			0x0004 /* Wireless Handheld Terminal */
+
 /*
  *   BmRequestType:  1100 0000b
  *   bRequest:       FTDI_E2_READ