diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index 20a9846e7b14..82151207d814 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -495,6 +495,7 @@ static struct usb_device_id id_table_combined [] = {
 	{ USB_DEVICE(FTDI_VID, FTDI_WESTREX_MODEL_8900F_PID) },
 	{ USB_DEVICE(FTDI_VID, FTDI_PCDJ_DAC2_PID) },
 	{ USB_DEVICE(FTDI_VID, FTDI_RRCIRKITS_LOCOBUFFER_PID) },
+	{ USB_DEVICE(FTDI_VID, FTDI_ASK_RDR400_PID) },
 	{ USB_DEVICE(ICOM_ID1_VID, ICOM_ID1_PID) },
 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_TMU_PID) },
 	{ },					/* Optional parameter entry */
diff --git a/drivers/usb/serial/ftdi_sio.h b/drivers/usb/serial/ftdi_sio.h
index 7c31d59bf638..2c55a5ea9c99 100644
--- a/drivers/usb/serial/ftdi_sio.h
+++ b/drivers/usb/serial/ftdi_sio.h
@@ -155,6 +155,11 @@
 #define ICOM_ID1_VID            0x0C26
 #define ICOM_ID1_PID            0x0004
 
+/*
+ * ASK.fr devices
+ */
+#define FTDI_ASK_RDR400_PID	0xC991	/* ASK RDR 400 series card reader */
+
 /*
  * DSS-20 Sync Station for Sony Ericsson P800
  */