USB: serial: io_edgeport: add support for Blackbox IC135A

The Blackbox 724-746-5500 USB Director USB-RS-232 HUB, part number
IC135A, is a rebadged Edgeport/4 with its own USB device id.

Signed-off-by: Frej Drejhammar <frej@stacken.kth.se>
Cc: stable@vger.kernel.org
Signed-off-by: Johan Hovold <johan@kernel.org>

Author: Frej Drejhammar

drivers/usb/serial/io_edgeport.c

@@ -73,6 +73,7 @@ static const struct usb_device_id edgeport_4port_id_table[] = {
 	{ USB_DEVICE(USB_VENDOR_ID_ION, ION_DEVICE_ID_EDGEPORT_22I) },
 	{ USB_DEVICE(USB_VENDOR_ID_ION, ION_DEVICE_ID_EDGEPORT_412_4) },
 	{ USB_DEVICE(USB_VENDOR_ID_ION, ION_DEVICE_ID_EDGEPORT_COMPATIBLE) },
+	{ USB_DEVICE(USB_VENDOR_ID_ION, ION_DEVICE_ID_BLACKBOX_IC135A) },
 	{ }
 };
 
@@ -121,6 +122,7 @@ static const struct usb_device_id id_table_combined[] = {
 	{ USB_DEVICE(USB_VENDOR_ID_ION, ION_DEVICE_ID_EDGEPORT_8R) },
 	{ USB_DEVICE(USB_VENDOR_ID_ION, ION_DEVICE_ID_EDGEPORT_8RR) },
 	{ USB_DEVICE(USB_VENDOR_ID_ION, ION_DEVICE_ID_EDGEPORT_412_8) },
+	{ USB_DEVICE(USB_VENDOR_ID_ION, ION_DEVICE_ID_BLACKBOX_IC135A) },
 	{ USB_DEVICE(USB_VENDOR_ID_NCR, NCR_DEVICE_ID_EPIC_0202) },
 	{ USB_DEVICE(USB_VENDOR_ID_NCR, NCR_DEVICE_ID_EPIC_0203) },
 	{ USB_DEVICE(USB_VENDOR_ID_NCR, NCR_DEVICE_ID_EPIC_0310) },
@@ -470,6 +472,7 @@ static void get_product_info(struct edgeport_serial *edge_serial)
 	case ION_DEVICE_ID_EDGEPORT_2_DIN:
 	case ION_DEVICE_ID_EDGEPORT_4_DIN:
 	case ION_DEVICE_ID_EDGEPORT_16_DUAL_CPU:
+	case ION_DEVICE_ID_BLACKBOX_IC135A:
 		product_info->IsRS232 = 1;
 		break;
 

drivers/usb/serial/io_usbvend.h

@@ -211,6 +211,7 @@
 
 //
 // Definitions for other product IDs
+#define ION_DEVICE_ID_BLACKBOX_IC135A		0x0801	// OEM device (rebranded Edgeport/4)
 #define ION_DEVICE_ID_MT4X56USB			0x1403	// OEM device
 #define ION_DEVICE_ID_E5805A			0x1A01  // OEM device (rebranded Edgeport/4)