usb-serial: Use ftdi_sio driver for RATOC REX-USB60F

This patch reverts 57833ea6b95a3995149f1f6d1a8d8862ab7a0ba2
("usb-serial: pl2303: add support for RATOC REX-USB60F") and adds
support for the device to ftdi_sio driver.

Cc: Akira Tsukamoto <akirat@rd.scei.sony.co.jp>
Cc: stable <stable@kernel.org>
Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index 5b349ec..3cee6fe 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -374,6 +374,7 @@
 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
 	{ USB_DEVICE(FTDI_VID, FTDI_OOCDLINK_PID),
 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
+	{ USB_DEVICE(RATOC_VENDOR_ID, RATOC_PRODUCT_ID_USB60F) },
 	{ },					/* Optional parameter entry */
 	{ }					/* Terminating entry */
 };
diff --git a/drivers/usb/serial/ftdi_sio.h b/drivers/usb/serial/ftdi_sio.h
index 504edf8..a72f2c8 100644
--- a/drivers/usb/serial/ftdi_sio.h
+++ b/drivers/usb/serial/ftdi_sio.h
@@ -592,6 +592,12 @@
 #define	FIC_NEO1973_DEBUG_PID	0x5118
 
 /*
+ * RATOC REX-USB60F
+ */
+#define RATOC_VENDOR_ID		0x0584
+#define RATOC_PRODUCT_ID_USB60F	0xb020
+
+/*
  *   BmRequestType:  1100 0000b
  *   bRequest:       FTDI_E2_READ
  *   wValue:         0
diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c
index c605fb6..234c5ee 100644
--- a/drivers/usb/serial/pl2303.c
+++ b/drivers/usb/serial/pl2303.c
@@ -66,7 +66,6 @@
 	{ USB_DEVICE(ITEGNO_VENDOR_ID, ITEGNO_PRODUCT_ID_2080) },
 	{ USB_DEVICE(MA620_VENDOR_ID, MA620_PRODUCT_ID) },
 	{ USB_DEVICE(RATOC_VENDOR_ID, RATOC_PRODUCT_ID) },
-	{ USB_DEVICE(RATOC_VENDOR_ID, RATOC_PRODUCT_ID_USB60F) },
 	{ USB_DEVICE(TRIPP_VENDOR_ID, TRIPP_PRODUCT_ID) },
 	{ USB_DEVICE(RADIOSHACK_VENDOR_ID, RADIOSHACK_PRODUCT_ID) },
 	{ USB_DEVICE(DCU10_VENDOR_ID, DCU10_PRODUCT_ID) },
diff --git a/drivers/usb/serial/pl2303.h b/drivers/usb/serial/pl2303.h
index 10cf872..3bdefe0 100644
--- a/drivers/usb/serial/pl2303.h
+++ b/drivers/usb/serial/pl2303.h
@@ -36,7 +36,6 @@
 
 #define RATOC_VENDOR_ID		0x0584
 #define RATOC_PRODUCT_ID	0xb000
-#define RATOC_PRODUCT_ID_USB60F	0xb020
 
 #define TRIPP_VENDOR_ID		0x2478
 #define TRIPP_PRODUCT_ID	0x2008