diff --git a/Documentation/usb/usb-serial.txt b/Documentation/usb/usb-serial.txt
index f001cd93b79b68d62ae1803936c506e2733057a8..02b0f7beb6d1623e542d7610e91971eeca2ce614 100644
--- a/Documentation/usb/usb-serial.txt
+++ b/Documentation/usb/usb-serial.txt
@@ -399,10 +399,10 @@ REINER SCT cyberJack pinpad/e-com USB chipcard reader
 
 Prolific PL2303 Driver
 
-  This driver support any device that has the PL2303 chip from Prolific
+  This driver supports any device that has the PL2303 chip from Prolific
   in it.  This includes a number of single port USB to serial
   converters and USB GPS devices.  Devices from Aten (the UC-232) and
-  IO-Data work with this driver.
+  IO-Data work with this driver, as does the DCU-11 mobile-phone cable.
 
   For any questions or problems with this driver, please contact Greg
   Kroah-Hartman at greg@kroah.com
diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c
index de93a2b909e78b72fb303fa4ff0702a1c206115d..93d623a0d092686ec3bc32e980bc7c4e664549e1 100644
--- a/drivers/usb/serial/pl2303.c
+++ b/drivers/usb/serial/pl2303.c
@@ -52,6 +52,7 @@ struct pl2303_buf {
 static struct usb_device_id id_table [] = {
 	{ USB_DEVICE(PL2303_VENDOR_ID, PL2303_PRODUCT_ID) },
 	{ USB_DEVICE(PL2303_VENDOR_ID, PL2303_PRODUCT_ID_RSAQ2) },
+	{ USB_DEVICE(PL2303_VENDOR_ID, PL2303_PRODUCT_ID_DCU11) },
 	{ USB_DEVICE(PL2303_VENDOR_ID, PL2303_PRODUCT_ID_RSAQ3) },
 	{ USB_DEVICE(PL2303_VENDOR_ID, PL2303_PRODUCT_ID_PHAROS) },
 	{ USB_DEVICE(IODATA_VENDOR_ID, IODATA_PRODUCT_ID) },
diff --git a/drivers/usb/serial/pl2303.h b/drivers/usb/serial/pl2303.h
index 7f29e81d3e35fdd5ba99b0eeb319997d332eda59..cb2abad3a37e5c654957b3fbd945d4162cf4f195 100644
--- a/drivers/usb/serial/pl2303.h
+++ b/drivers/usb/serial/pl2303.h
@@ -10,6 +10,7 @@
 #define PL2303_VENDOR_ID	0x067b
 #define PL2303_PRODUCT_ID	0x2303
 #define PL2303_PRODUCT_ID_RSAQ2		0x04bb
+#define PL2303_PRODUCT_ID_DCU11		0x1234
 #define PL2303_PRODUCT_ID_PHAROS	0xaaa0
 #define PL2303_PRODUCT_ID_RSAQ3		0xaaa2