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-rw-r--r--drivers/usb/serial/ftdi_sio.c4
-rw-r--r--drivers/usb/serial/ftdi_sio_ids.h5
2 files changed, 7 insertions, 2 deletions
diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index db7a7f64635..f5ddb575b82 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -803,7 +803,9 @@ static struct usb_device_id id_table_combined [] = {
.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
{ USB_DEVICE(ADI_VID, ADI_GNICEPLUS_PID),
.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
- { USB_DEVICE(MICROCHIP_VID, MICROCHIP_USB_BOARD_PID) },
+ { USB_DEVICE_AND_INTERFACE_INFO(MICROCHIP_VID, MICROCHIP_USB_BOARD_PID,
+ USB_CLASS_VENDOR_SPEC,
+ USB_SUBCLASS_VENDOR_SPEC, 0x00) },
{ USB_DEVICE(JETI_VID, JETI_SPC1201_PID) },
{ USB_DEVICE(MARVELL_VID, MARVELL_SHEEVAPLUG_PID),
.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
diff --git a/drivers/usb/serial/ftdi_sio_ids.h b/drivers/usb/serial/ftdi_sio_ids.h
index fcde2bd7b8c..b3f128d0501 100644
--- a/drivers/usb/serial/ftdi_sio_ids.h
+++ b/drivers/usb/serial/ftdi_sio_ids.h
@@ -542,7 +542,10 @@
/*
* Microchip Technology, Inc.
*
- * MICROCHIP_VID (0x04D8) and MICROCHIP_USB_BOARD_PID (0x000A) are also used by:
+ * MICROCHIP_VID (0x04D8) and MICROCHIP_USB_BOARD_PID (0x000A) are
+ * used by single function CDC ACM class based firmware demo
+ * applications. The VID/PID has also been used in firmware
+ * emulating FTDI serial chips by:
* Hornby Elite - Digital Command Control Console
* http://www.hornby.com/hornby-dcc/controllers/
*/