diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index d882fa3..f843f73 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -264,16 +264,26 @@
 /*
  * Version Information
  */
-#define DRIVER_VERSION "v1.4.2"
+#define DRIVER_VERSION "v1.4.3"
 #define DRIVER_AUTHOR "Greg Kroah-Hartman <greg@kroah.com>, Bill Ryder <bryder@sgi.com>, Kuba Ober <kuba@mareimbrium.org>"
 #define DRIVER_DESC "USB FTDI Serial Converters Driver"
 
 static int debug;
 
-static struct usb_device_id id_table_sio [] = {
-	{ USB_DEVICE(FTDI_VID, FTDI_SIO_PID) },
-	{ USB_DEVICE(MOBILITY_VID, MOBILITY_USB_SERIAL_PID) },
-	{ }						/* Terminating entry */
+/* struct ftdi_sio_quirk is used by devices requiring special attention. */
+struct ftdi_sio_quirk {
+	void (*setup)(struct usb_serial *); /* Special settings during startup. */
+};
+
+static void  ftdi_USB_UIRT_setup	(struct usb_serial *serial);
+static void  ftdi_HE_TIRA1_setup	(struct usb_serial *serial);
+
+static struct ftdi_sio_quirk ftdi_USB_UIRT_quirk = {
+	.setup = ftdi_USB_UIRT_setup,
+};
+
+static struct ftdi_sio_quirk ftdi_HE_TIRA1_quirk = {
+	.setup = ftdi_HE_TIRA1_setup,
 };
 
 /*
@@ -288,237 +298,11 @@
  * the bcdDevice value is used to differentiate FT232BM and FT245BM from
  * the earlier FT8U232AM and FT8U232BM.  For now, include all known VID/PID
  * combinations in both tables.
- * FIXME: perhaps bcdDevice can also identify 12MHz devices, but I don't know
- * if those ever went into mass production. [Ian Abbott]
+ * FIXME: perhaps bcdDevice can also identify 12MHz FT8U232AM devices,
+ * but I don't know if those ever went into mass production. [Ian Abbott]
  */
 
 
-static struct usb_device_id id_table_8U232AM [] = {
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_IRTRANS_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_8U232AM_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_8U232AM_ALT_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_RELAIS_PID, 0, 0x3ff) },
-	{ USB_DEVICE(INTERBIOMETRICS_VID, INTERBIOMETRICS_IOBOARD_PID) },
-	{ USB_DEVICE(INTERBIOMETRICS_VID, INTERBIOMETRICS_MINI_IOBOARD_PID) },
-	{ USB_DEVICE_VER(FTDI_NF_RIC_VID, FTDI_NF_RIC_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_XF_632_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_XF_634_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_XF_547_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_XF_633_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_XF_631_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_XF_635_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_XF_640_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_XF_642_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_VNHCPCUSB_D_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_DSS20_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2101_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2102_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2103_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2104_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2201_1_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2201_2_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2202_1_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2202_2_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2203_1_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2203_2_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2401_1_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2401_2_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2401_3_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2401_4_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2402_1_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2402_2_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2402_3_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2402_4_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2403_1_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2403_2_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2403_3_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2403_4_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2801_1_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2801_2_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2801_3_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2801_4_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2801_5_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2801_6_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2801_7_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2801_8_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2802_1_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2802_2_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2802_3_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2802_4_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2802_5_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2802_6_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2802_7_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2802_8_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2803_1_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2803_2_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2803_3_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2803_4_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2803_5_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2803_6_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2803_7_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2803_8_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(IDTECH_VID, IDTECH_IDT1221U_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(OCT_VID, OCT_US101_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(FTDI_VID, PROTEGO_SPECIAL_1, 0, 0x3ff) },
-	{ USB_DEVICE_VER(FTDI_VID, PROTEGO_R2X0, 0, 0x3ff) },
-	{ USB_DEVICE_VER(FTDI_VID, PROTEGO_SPECIAL_3, 0, 0x3ff) },
-	{ USB_DEVICE_VER(FTDI_VID, PROTEGO_SPECIAL_4, 0, 0x3ff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_ELV_UO100_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_ELV_UM100_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(FTDI_VID, INSIDE_ACCESSO, 0, 0x3ff) },
-	{ USB_DEVICE_VER(INTREPID_VID, INTREPID_VALUECAN_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(INTREPID_VID, INTREPID_NEOVI_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(FALCOM_VID, FALCOM_TWIST_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_SUUNTO_SPORTS_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_RM_CANVIEW_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(BANDB_VID, BANDB_USOTL4_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(BANDB_VID, BANDB_USTL4_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(BANDB_VID, BANDB_USO9ML2_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(FTDI_VID, EVER_ECO_PRO_CDS, 0, 0x3ff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_4N_GALAXY_DE_0_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_4N_GALAXY_DE_1_PID, 0, 0x3ff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_4N_GALAXY_DE_2_PID, 0, 0x3ff) },
-	{ }						/* Terminating entry */
-};
-
-
-static struct usb_device_id id_table_FT232BM [] = {
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_IRTRANS_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_8U232AM_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_8U232AM_ALT_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_RELAIS_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_NF_RIC_VID, FTDI_NF_RIC_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_XF_632_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_XF_634_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_XF_547_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_XF_633_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_XF_631_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_XF_635_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_XF_640_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_XF_642_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_VNHCPCUSB_D_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_DSS20_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_MTXORB_0_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_MTXORB_1_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_MTXORB_2_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_MTXORB_3_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_MTXORB_4_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_MTXORB_5_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_MTXORB_6_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_PERLE_ULTRAPORT_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_PIEGROUP_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2101_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2102_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2103_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2104_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2201_1_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2201_2_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2202_1_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2202_2_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2203_1_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2203_2_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2401_1_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2401_2_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2401_3_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2401_4_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2402_1_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2402_2_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2402_3_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2402_4_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2403_1_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2403_2_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2403_3_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2403_4_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2801_1_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2801_2_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2801_3_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2801_4_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2801_5_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2801_6_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2801_7_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2801_8_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2802_1_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2802_2_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2802_3_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2802_4_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2802_5_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2802_6_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2802_7_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2802_8_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2803_1_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2803_2_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2803_3_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2803_4_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2803_5_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2803_6_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2803_7_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(SEALEVEL_VID, SEALEVEL_2803_8_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(IDTECH_VID, IDTECH_IDT1221U_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(OCT_VID, OCT_US101_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, PROTEGO_SPECIAL_1, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, PROTEGO_R2X0, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, PROTEGO_SPECIAL_3, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, PROTEGO_SPECIAL_4, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E808_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E809_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E80A_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E80B_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E80C_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E80D_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E80E_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E80F_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E888_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E889_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E88A_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E88B_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E88C_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E88D_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E88E_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E88F_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_ELV_UO100_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_ELV_UM100_PID, 0x400, 0xffff) },
- 	{ USB_DEVICE_VER(FTDI_VID, LINX_SDMUSBQSS_PID, 0x400, 0xffff) },
- 	{ USB_DEVICE_VER(FTDI_VID, LINX_MASTERDEVEL2_PID, 0x400, 0xffff) },
- 	{ USB_DEVICE_VER(FTDI_VID, LINX_FUTURE_0_PID, 0x400, 0xffff) },
- 	{ USB_DEVICE_VER(FTDI_VID, LINX_FUTURE_1_PID, 0x400, 0xffff) },
- 	{ USB_DEVICE_VER(FTDI_VID, LINX_FUTURE_2_PID, 0x400, 0xffff) },
-	{ USB_DEVICE(FTDI_VID, FTDI_CCSICDU20_0_PID) },
-	{ USB_DEVICE(FTDI_VID, FTDI_CCSICDU40_1_PID) },
-	{ USB_DEVICE_VER(FTDI_VID, INSIDE_ACCESSO, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(INTREPID_VID, INTREPID_VALUECAN_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(INTREPID_VID, INTREPID_NEOVI_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FALCOM_VID, FALCOM_TWIST_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_SUUNTO_SPORTS_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_RM_CANVIEW_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(BANDB_VID, BANDB_USOTL4_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(BANDB_VID, BANDB_USTL4_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(BANDB_VID, BANDB_USO9ML2_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, EVER_ECO_PRO_CDS, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_4N_GALAXY_DE_0_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_4N_GALAXY_DE_1_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_4N_GALAXY_DE_2_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_ACTIVE_ROBOTS_PID, 0x400, 0xffff) },
-	{ }						/* Terminating entry */
-};
-
-
-static struct usb_device_id id_table_USB_UIRT [] = {
-	{ USB_DEVICE(FTDI_VID, FTDI_USB_UIRT_PID) },
-	{ }						/* Terminating entry */
-};
-
-
-static struct usb_device_id id_table_HE_TIRA1 [] = {
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_HE_TIRA1_PID, 0x400, 0xffff) },
-	{ }						/* Terminating entry */
-};
-
-
-static struct usb_device_id id_table_FT2232C[] = {
-	{ USB_DEVICE(FTDI_VID, FTDI_8U2232C_PID) },
-	{ }						/* Terminating entry */
-};
-
 
 static struct usb_device_id id_table_combined [] = {
 	{ USB_DEVICE(FTDI_VID, FTDI_IRTRANS_PID) },
@@ -540,14 +324,14 @@
 	{ USB_DEVICE(FTDI_VID, FTDI_DSS20_PID) },
 	{ USB_DEVICE(FTDI_NF_RIC_VID, FTDI_NF_RIC_PID) },
 	{ USB_DEVICE(FTDI_VID, FTDI_VNHCPCUSB_D_PID) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_MTXORB_0_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_MTXORB_1_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_MTXORB_2_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_MTXORB_3_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_MTXORB_4_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_MTXORB_5_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_MTXORB_6_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_PERLE_ULTRAPORT_PID, 0x400, 0xffff) },
+	{ USB_DEVICE(FTDI_VID, FTDI_MTXORB_0_PID) },
+	{ USB_DEVICE(FTDI_VID, FTDI_MTXORB_1_PID) },
+	{ USB_DEVICE(FTDI_VID, FTDI_MTXORB_2_PID) },
+	{ USB_DEVICE(FTDI_VID, FTDI_MTXORB_3_PID) },
+	{ USB_DEVICE(FTDI_VID, FTDI_MTXORB_4_PID) },
+	{ USB_DEVICE(FTDI_VID, FTDI_MTXORB_5_PID) },
+	{ USB_DEVICE(FTDI_VID, FTDI_MTXORB_6_PID) },
+	{ USB_DEVICE(FTDI_VID, FTDI_PERLE_ULTRAPORT_PID) },
 	{ USB_DEVICE(FTDI_VID, FTDI_PIEGROUP_PID) },
 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2101_PID) },
 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2102_PID) },
@@ -597,35 +381,37 @@
 	{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_8_PID) },
 	{ USB_DEVICE(IDTECH_VID, IDTECH_IDT1221U_PID) },
 	{ USB_DEVICE(OCT_VID, OCT_US101_PID) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_HE_TIRA1_PID, 0x400, 0xffff) },
-	{ USB_DEVICE(FTDI_VID, FTDI_USB_UIRT_PID) },
+	{ USB_DEVICE(FTDI_VID, FTDI_HE_TIRA1_PID),
+		.driver_info = (kernel_ulong_t)&ftdi_HE_TIRA1_quirk },
+	{ USB_DEVICE(FTDI_VID, FTDI_USB_UIRT_PID),
+		.driver_info = (kernel_ulong_t)&ftdi_USB_UIRT_quirk },
 	{ USB_DEVICE(FTDI_VID, PROTEGO_SPECIAL_1) },
 	{ USB_DEVICE(FTDI_VID, PROTEGO_R2X0) },
 	{ USB_DEVICE(FTDI_VID, PROTEGO_SPECIAL_3) },
 	{ USB_DEVICE(FTDI_VID, PROTEGO_SPECIAL_4) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E808_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E809_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E80A_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E80B_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E80C_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E80D_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E80E_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E80F_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E888_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E889_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E88A_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E88B_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E88C_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E88D_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E88E_PID, 0x400, 0xffff) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_GUDEADS_E88F_PID, 0x400, 0xffff) },
+	{ USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E808_PID) },
+	{ USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E809_PID) },
+	{ USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E80A_PID) },
+	{ USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E80B_PID) },
+	{ USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E80C_PID) },
+	{ USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E80D_PID) },
+	{ USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E80E_PID) },
+	{ USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E80F_PID) },
+	{ USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E888_PID) },
+	{ USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E889_PID) },
+	{ USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E88A_PID) },
+	{ USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E88B_PID) },
+	{ USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E88C_PID) },
+	{ USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E88D_PID) },
+	{ USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E88E_PID) },
+	{ USB_DEVICE(FTDI_VID, FTDI_GUDEADS_E88F_PID) },
 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_UO100_PID) },
 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_UM100_PID) },
- 	{ USB_DEVICE_VER(FTDI_VID, LINX_SDMUSBQSS_PID, 0x400, 0xffff) },
- 	{ USB_DEVICE_VER(FTDI_VID, LINX_MASTERDEVEL2_PID, 0x400, 0xffff) },
- 	{ USB_DEVICE_VER(FTDI_VID, LINX_FUTURE_0_PID, 0x400, 0xffff) },
- 	{ USB_DEVICE_VER(FTDI_VID, LINX_FUTURE_1_PID, 0x400, 0xffff) },
- 	{ USB_DEVICE_VER(FTDI_VID, LINX_FUTURE_2_PID, 0x400, 0xffff) },
+ 	{ USB_DEVICE(FTDI_VID, LINX_SDMUSBQSS_PID) },
+ 	{ USB_DEVICE(FTDI_VID, LINX_MASTERDEVEL2_PID) },
+ 	{ USB_DEVICE(FTDI_VID, LINX_FUTURE_0_PID) },
+ 	{ USB_DEVICE(FTDI_VID, LINX_FUTURE_1_PID) },
+ 	{ USB_DEVICE(FTDI_VID, LINX_FUTURE_2_PID) },
  	{ USB_DEVICE(FTDI_VID, FTDI_CCSICDU20_0_PID) },
  	{ USB_DEVICE(FTDI_VID, FTDI_CCSICDU40_1_PID) },
 	{ USB_DEVICE(FTDI_VID, INSIDE_ACCESSO) },
@@ -642,7 +428,7 @@
 	{ USB_DEVICE(FTDI_VID, FTDI_4N_GALAXY_DE_1_PID) },
 	{ USB_DEVICE(FTDI_VID, FTDI_4N_GALAXY_DE_2_PID) },
 	{ USB_DEVICE(MOBILITY_VID, MOBILITY_USB_SERIAL_PID) },
-	{ USB_DEVICE_VER(FTDI_VID, FTDI_ACTIVE_ROBOTS_PID, 0x400, 0xffff) },
+	{ USB_DEVICE(FTDI_VID, FTDI_ACTIVE_ROBOTS_PID) },
 	{ }						/* Terminating entry */
 };
 
@@ -705,12 +491,8 @@
  ASYNC_SPD_CUST | ASYNC_SPD_SHI | ASYNC_SPD_WARP )
 
 /* function prototypes for a FTDI serial converter */
-static int  ftdi_SIO_startup		(struct usb_serial *serial);
-static int  ftdi_8U232AM_startup	(struct usb_serial *serial);
-static int  ftdi_FT232BM_startup	(struct usb_serial *serial);
-static int  ftdi_FT2232C_startup	(struct usb_serial *serial);
-static int  ftdi_USB_UIRT_startup	(struct usb_serial *serial);
-static int  ftdi_HE_TIRA1_startup	(struct usb_serial *serial);
+static int  ftdi_sio_probe	(struct usb_serial *serial, const struct usb_device_id *id);
+static int  ftdi_sio_attach		(struct usb_serial *serial);
 static void ftdi_shutdown		(struct usb_serial *serial);
 static int  ftdi_open			(struct usb_serial_port *port, struct file *filp);
 static void ftdi_close			(struct usb_serial_port *port, struct file *filp);
@@ -733,14 +515,16 @@
 static __u32 ftdi_232bm_baud_base_to_divisor (int baud, int base);
 static __u32 ftdi_232bm_baud_to_divisor (int baud);
 
-static struct usb_serial_device_type ftdi_SIO_device = {
+static struct usb_serial_device_type ftdi_sio_device = {
 	.owner =		THIS_MODULE,
-	.name =			"FTDI SIO",
-	.id_table =		id_table_sio,
+	.name =			"FTDI USB Serial Device",
+	.short_name =		"ftdi_sio",
+	.id_table =		id_table_combined,
 	.num_interrupt_in =	0,
 	.num_bulk_in =		1,
 	.num_bulk_out =		1,
 	.num_ports =		1,
+	.probe =		ftdi_sio_probe,
 	.open =			ftdi_open,
 	.close =		ftdi_close,
 	.throttle =		ftdi_throttle,
@@ -755,143 +539,10 @@
 	.ioctl =		ftdi_ioctl,
 	.set_termios =		ftdi_set_termios,
 	.break_ctl =		ftdi_break_ctl,
-	.attach =		ftdi_SIO_startup,
+	.attach =		ftdi_sio_attach,
 	.shutdown =		ftdi_shutdown,
 };
 
-static struct usb_serial_device_type ftdi_8U232AM_device = {
-	.owner =		THIS_MODULE,
-	.name =			"FTDI 8U232AM Compatible",
-	.id_table =		id_table_8U232AM,
-	.num_interrupt_in =	0,
-	.num_bulk_in =		1,
-	.num_bulk_out =		1,
-	.num_ports =		1,
-	.open =			ftdi_open,
-	.close =		ftdi_close,
-	.throttle =		ftdi_throttle,
-	.unthrottle =		ftdi_unthrottle,
-	.write =		ftdi_write,
-	.write_room =		ftdi_write_room,
-	.chars_in_buffer =	ftdi_chars_in_buffer,
-	.read_bulk_callback =	ftdi_read_bulk_callback,
-	.write_bulk_callback =	ftdi_write_bulk_callback,
-	.tiocmget =             ftdi_tiocmget,
-	.tiocmset =             ftdi_tiocmset,
-	.ioctl =		ftdi_ioctl,
-	.set_termios =		ftdi_set_termios,
-	.break_ctl =		ftdi_break_ctl,
-	.attach =		ftdi_8U232AM_startup,
-	.shutdown =		ftdi_shutdown,
-};
-
-static struct usb_serial_device_type ftdi_FT232BM_device = {
-	.owner =		THIS_MODULE,
-	.name =			"FTDI FT232BM Compatible",
-	.id_table =		id_table_FT232BM,
-	.num_interrupt_in =	0,
-	.num_bulk_in =		1,
-	.num_bulk_out =		1,
-	.num_ports =		1,
-	.open =			ftdi_open,
-	.close =		ftdi_close,
-	.throttle =		ftdi_throttle,
-	.unthrottle =		ftdi_unthrottle,
-	.write =		ftdi_write,
-	.write_room =		ftdi_write_room,
-	.chars_in_buffer =	ftdi_chars_in_buffer,
-	.read_bulk_callback =	ftdi_read_bulk_callback,
-	.write_bulk_callback =	ftdi_write_bulk_callback,
-	.tiocmget =             ftdi_tiocmget,
-	.tiocmset =             ftdi_tiocmset,
-	.ioctl =		ftdi_ioctl,
-	.set_termios =		ftdi_set_termios,
-	.break_ctl =		ftdi_break_ctl,
-	.attach =		ftdi_FT232BM_startup,
-	.shutdown =		ftdi_shutdown,
-};
-
-static struct usb_serial_device_type ftdi_FT2232C_device = {
-	.owner =		THIS_MODULE,
-	.name =			"FTDI FT2232C Compatible",
-	.id_table =		id_table_FT2232C,
-	.num_interrupt_in =	0,
-	.num_bulk_in =		1,
-	.num_bulk_out =		1,
-	.num_ports =		1,
-	.open =			ftdi_open,
-	.close =		ftdi_close,
-	.throttle =		ftdi_throttle,
-	.unthrottle =		ftdi_unthrottle,
-	.write =		ftdi_write,
-	.write_room =		ftdi_write_room,
-	.chars_in_buffer =	ftdi_chars_in_buffer,
-	.read_bulk_callback =	ftdi_read_bulk_callback,
-	.write_bulk_callback =	ftdi_write_bulk_callback,
-	.tiocmget =             ftdi_tiocmget,
-	.tiocmset =             ftdi_tiocmset,
-	.ioctl =		ftdi_ioctl,
-	.set_termios =		ftdi_set_termios,
-	.break_ctl =		ftdi_break_ctl,
-	.attach =		ftdi_FT2232C_startup,
-	.shutdown =		ftdi_shutdown,
-};
-
-static struct usb_serial_device_type ftdi_USB_UIRT_device = {
-	.owner =		THIS_MODULE,
-	.name =			"USB-UIRT Infrared Tranceiver",
-	.id_table =		id_table_USB_UIRT,
-	.num_interrupt_in =	0,
-	.num_bulk_in =		1,
-	.num_bulk_out =		1,
-	.num_ports =		1,
-	.open =			ftdi_open,
-	.close =		ftdi_close,
-	.throttle =		ftdi_throttle,
-	.unthrottle =		ftdi_unthrottle,
-	.write =		ftdi_write,
-	.write_room =		ftdi_write_room,
-	.chars_in_buffer =	ftdi_chars_in_buffer,
-	.read_bulk_callback =	ftdi_read_bulk_callback,
-	.write_bulk_callback =	ftdi_write_bulk_callback,
-	.tiocmget =             ftdi_tiocmget,
-	.tiocmset =             ftdi_tiocmset,
-	.ioctl =		ftdi_ioctl,
-	.set_termios =		ftdi_set_termios,
-	.break_ctl =		ftdi_break_ctl,
-	.attach =		ftdi_USB_UIRT_startup,
-	.shutdown =		ftdi_shutdown,
-};
-
-/* The TIRA1 is based on a  FT232BM which requires a fixed baud rate of 100000
- * and which requires RTS-CTS to be enabled. */
-static struct usb_serial_device_type ftdi_HE_TIRA1_device = {
-	.owner =		THIS_MODULE,
-	.name =			"Home-Electronics TIRA-1 IR Transceiver",
-	.id_table =		id_table_HE_TIRA1,
-	.num_interrupt_in =	0,
-	.num_bulk_in =		1,
-	.num_bulk_out =		1,
-	.num_ports =		1,
-	.open =			ftdi_open,
-	.close =		ftdi_close,
-	.throttle =		ftdi_throttle,
-	.unthrottle =		ftdi_unthrottle,
-	.write =		ftdi_write,
-	.write_room =		ftdi_write_room,
-	.chars_in_buffer =	ftdi_chars_in_buffer,
-	.read_bulk_callback =	ftdi_read_bulk_callback,
-	.write_bulk_callback =	ftdi_write_bulk_callback,
-	.tiocmget =             ftdi_tiocmget,
-	.tiocmset =             ftdi_tiocmset,
-	.ioctl =		ftdi_ioctl,
-	.set_termios =		ftdi_set_termios,
-	.break_ctl =		ftdi_break_ctl,
-	.attach =		ftdi_HE_TIRA1_startup,
-	.shutdown =		ftdi_shutdown,
-};
-
-
 
 #define WDR_TIMEOUT 5000 /* default urb timeout */
 
@@ -1212,6 +863,59 @@
 } /* set_serial_info */
 
 
+/* Determine type of FTDI chip based on USB config and descriptor. */
+static void ftdi_determine_type(struct usb_serial_port *port)
+{
+	struct ftdi_private *priv = usb_get_serial_port_data(port);
+	struct usb_serial *serial = port->serial;
+	struct usb_device *udev = serial->dev;
+	unsigned version;
+	unsigned interfaces;
+
+	/* Assume it is not the original SIO device for now. */
+	priv->baud_base = 48000000 / 16;
+	priv->write_offset = 0;
+
+	version = le16_to_cpu(udev->descriptor.bcdDevice);
+	interfaces = udev->actconfig->desc.bNumInterfaces;
+	dbg("%s: bcdDevice = 0x%x, bNumInterfaces = %u", __FUNCTION__,
+			version, interfaces);
+	if (interfaces > 1) {
+		int inter;
+
+		/* Multiple interfaces.  Assume FT2232C. */
+		priv->chip_type = FT2232C;
+		/* Determine interface code. */
+		inter = serial->interface->altsetting->desc.bInterfaceNumber;
+		if (inter == 0) {
+			priv->interface = PIT_SIOA;
+		} else {
+			priv->interface = PIT_SIOB;
+		}
+		/* BM-type devices have a bug where bcdDevice gets set
+		 * to 0x200 when iSerialNumber is 0.  */
+		if (version < 0x500) {
+			dbg("%s: something fishy - bcdDevice too low for multi-interface device",
+					__FUNCTION__);
+		}
+	} else if (version < 0x200) {
+		/* Old device.  Assume its the original SIO. */
+		priv->chip_type = SIO;
+		priv->baud_base = 12000000 / 16;
+		priv->write_offset = 1;
+	} else if (version < 0x400) {
+		/* Assume its an FT8U232AM (or FT8U245AM) */
+		/* (It might be a BM because of the iSerialNumber bug,
+		 * but it will still work as an AM device.) */
+		priv->chip_type = FT8U232AM;
+	} else {
+		/* Assume its an FT232BM (or FT245BM) */
+		priv->chip_type = FT232BM;
+	}
+	info("Detected %s", ftdi_chip_name[priv->chip_type]);
+}
+
+
 /*
  * ***************************************************************************
  * Sysfs Attribute
@@ -1355,12 +1059,20 @@
  * ***************************************************************************
  */
 
-/* Common startup subroutine */
-/* Called from ftdi_SIO_startup, etc. */
-static int ftdi_common_startup (struct usb_serial *serial)
+/* Probe function to check for special devices */
+static int ftdi_sio_probe (struct usb_serial *serial, const struct usb_device_id *id)
+{
+	usb_set_serial_data(serial, (void *)id->driver_info);
+
+	return (0);
+}
+
+/* attach subroutine */
+static int ftdi_sio_attach (struct usb_serial *serial)
 {
 	struct usb_serial_port *port = serial->port[0];
 	struct ftdi_private *priv;
+	struct ftdi_sio_quirk *quirk;
 	
 	dbg("%s",__FUNCTION__);
 
@@ -1400,150 +1112,49 @@
 	port->bulk_out_buffer = NULL;
 
 	usb_set_serial_port_data(serial->port[0], priv);
+
+	ftdi_determine_type (serial->port[0]);
+	create_sysfs_attrs(serial);
+
+	/* Check for device requiring special set up. */
+	quirk = (struct ftdi_sio_quirk *)usb_get_serial_data(serial);
+	if (quirk && quirk->setup) {
+		quirk->setup(serial);
+	}
 	
 	return (0);
-}
+} /* ftdi_sio_attach */
 
 
-/* Startup for the SIO chip */
+/* Setup for the USB-UIRT device, which requires hardwired
+ * baudrate (38400 gets mapped to 312500) */
 /* Called from usbserial:serial_probe */
-static int ftdi_SIO_startup (struct usb_serial *serial)
+static void ftdi_USB_UIRT_setup (struct usb_serial *serial)
 {
 	struct ftdi_private *priv;
-	int err;
 
 	dbg("%s",__FUNCTION__);
 
-	err = ftdi_common_startup(serial);
-	if (err){
-		return (err);
-	}
-
-	priv = usb_get_serial_port_data(serial->port[0]);
-	priv->chip_type = SIO;
-	priv->baud_base = 12000000 / 16;
-	priv->write_offset = 1;
-	
-	return (0);
-}
-
-/* Startup for the 8U232AM chip */
-/* Called from usbserial:serial_probe */
-static int ftdi_8U232AM_startup (struct usb_serial *serial)
-{ /* ftdi_8U232AM_startup */
-	struct ftdi_private *priv;
-	int err;
-
-	dbg("%s",__FUNCTION__);
-	err = ftdi_common_startup(serial);
-	if (err){
-		return (err);
-	}
-
-	priv = usb_get_serial_port_data(serial->port[0]);
-	priv->chip_type = FT8U232AM;
-	priv->baud_base = 48000000 / 2; /* Would be / 16, but FTDI supports 0.125, 0.25 and 0.5 divisor fractions! */
-	
-	create_sysfs_attrs(serial);
-	
-	return (0);
-} /* ftdi_8U232AM_startup */
-
-/* Startup for the FT232BM chip */
-/* Called from usbserial:serial_probe */
-static int ftdi_FT232BM_startup (struct usb_serial *serial)
-{ /* ftdi_FT232BM_startup */
-	struct ftdi_private *priv;
-	int err;
-
-	dbg("%s",__FUNCTION__);
-	err = ftdi_common_startup(serial);
-	if (err){
-		return (err);
-	}
-
-	priv = usb_get_serial_port_data(serial->port[0]);
-	priv->chip_type = FT232BM;
-	priv->baud_base = 48000000 / 2; /* Would be / 16, but FT232BM supports multiple of 0.125 divisor fractions! */
-	
-	create_sysfs_attrs(serial);
-
-	return (0);
-} /* ftdi_FT232BM_startup */
-
-/* Startup for the FT2232C chip */
-/* Called from usbserial:serial_probe */
-static int ftdi_FT2232C_startup (struct usb_serial *serial)
-{ /* ftdi_FT2232C_startup */
-	struct ftdi_private *priv;
-	int err;
-	int inter;
-
-	dbg("%s",__FUNCTION__);
-	err = ftdi_common_startup(serial);
-	if (err){
-		return (err);
-	}
-
-	priv = usb_get_serial_port_data(serial->port[0]);
-	priv->chip_type = FT2232C;
-	inter = serial->interface->altsetting->desc.bInterfaceNumber;
-
-	if (inter) {
-		priv->interface = PIT_SIOB;
-	}
-	else  {
-		priv->interface = PIT_SIOA;
-	}
-	priv->baud_base = 48000000 / 2; /* Would be / 16, but FT2232C supports multiple of 0.125 divisor fractions! */
-	
-	create_sysfs_attrs(serial);
-
-	return (0);
-} /* ftdi_FT2232C_startup */
-
-/* Startup for the USB-UIRT device, which requires hardwired baudrate (38400 gets mapped to 312500) */
-/* Called from usbserial:serial_probe */
-static int ftdi_USB_UIRT_startup (struct usb_serial *serial)
-{ /* ftdi_USB_UIRT_startup */
-	struct ftdi_private *priv;
-	int err;
-
-	dbg("%s",__FUNCTION__);
-	err = ftdi_8U232AM_startup(serial);
-	if (err){
-		return (err);
-	}
-
 	priv = usb_get_serial_port_data(serial->port[0]);
 	priv->flags |= ASYNC_SPD_CUST;
 	priv->custom_divisor = 77;
 	priv->force_baud = B38400;
-	
-	return (0);
-} /* ftdi_USB_UIRT_startup */
+} /* ftdi_USB_UIRT_setup */
 
-/* Startup for the HE-TIRA1 device, which requires hardwired
- * baudrate (38400 gets mapped to 100000) */
-static int ftdi_HE_TIRA1_startup (struct usb_serial *serial)
-{ /* ftdi_HE_TIRA1_startup */
+/* Setup for the HE-TIRA1 device, which requires hardwired
+ * baudrate (38400 gets mapped to 100000) and RTS-CTS enabled.  */
+static void ftdi_HE_TIRA1_setup (struct usb_serial *serial)
+{
 	struct ftdi_private *priv;
-	int err;
 
 	dbg("%s",__FUNCTION__);
-	err = ftdi_FT232BM_startup(serial);
-	if (err){
-		return (err);
-	}
 
 	priv = usb_get_serial_port_data(serial->port[0]);
 	priv->flags |= ASYNC_SPD_CUST;
 	priv->custom_divisor = 240;
 	priv->force_baud = B38400;
 	priv->force_rtscts = 1;
-	
-	return (0);
-} /* ftdi_HE_TIRA1_startup */
+} /* ftdi_HE_TIRA1_setup */
 
 
 /* ftdi_shutdown is called from usbserial:usb_serial_disconnect 
@@ -2516,24 +2127,9 @@
 	int retval;
 
 	dbg("%s", __FUNCTION__);
-	retval = usb_serial_register(&ftdi_SIO_device);
+	retval = usb_serial_register(&ftdi_sio_device);
 	if (retval)
-		goto failed_SIO_register;
-	retval = usb_serial_register(&ftdi_8U232AM_device);
-	if (retval)
-		goto failed_8U232AM_register;
-	retval = usb_serial_register(&ftdi_FT232BM_device);
-	if (retval)
-		goto failed_FT232BM_register;
-	retval = usb_serial_register(&ftdi_FT2232C_device);
-	if (retval)
-		goto failed_FT2232C_register;
-	retval = usb_serial_register(&ftdi_USB_UIRT_device);
-	if (retval)
-		goto failed_USB_UIRT_register;
-	retval = usb_serial_register(&ftdi_HE_TIRA1_device);
-	if (retval)
-		goto failed_HE_TIRA1_register;
+		goto failed_sio_register;
 	retval = usb_register(&ftdi_driver);
 	if (retval) 
 		goto failed_usb_register;
@@ -2541,18 +2137,8 @@
 	info(DRIVER_VERSION ":" DRIVER_DESC);
 	return 0;
 failed_usb_register:
-	usb_serial_deregister(&ftdi_HE_TIRA1_device);
-failed_HE_TIRA1_register:
-	usb_serial_deregister(&ftdi_USB_UIRT_device);
-failed_USB_UIRT_register:
-	usb_serial_deregister(&ftdi_FT2232C_device);
-failed_FT2232C_register:
-	usb_serial_deregister(&ftdi_FT232BM_device);
-failed_FT232BM_register:
-	usb_serial_deregister(&ftdi_8U232AM_device);
-failed_8U232AM_register:
-	usb_serial_deregister(&ftdi_SIO_device);
-failed_SIO_register:
+	usb_serial_deregister(&ftdi_sio_device);
+failed_sio_register:
 	return retval;
 }
 
@@ -2563,12 +2149,7 @@
 	dbg("%s", __FUNCTION__);
 
 	usb_deregister (&ftdi_driver);
-	usb_serial_deregister (&ftdi_HE_TIRA1_device);
-	usb_serial_deregister (&ftdi_USB_UIRT_device);
-	usb_serial_deregister (&ftdi_FT2232C_device);
-	usb_serial_deregister (&ftdi_FT232BM_device);
-	usb_serial_deregister (&ftdi_8U232AM_device);
-	usb_serial_deregister (&ftdi_SIO_device);
+	usb_serial_deregister (&ftdi_sio_device);
 
 }