USB: add support for 4348:5523 WinChipHead USB->RS 232 adapter

add support for:

  4348:5523 WinChipHead USB->RS 232 adapter with Prolifec PL 2303 chipset

[ mingo@elte.hu: merged it and nursed it upstream ]

Cc: stable <stable@kernel.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/usb/serial/pl2303.c

@@ -87,6 +87,7 @@ static struct usb_device_id id_table [] = {
 	{ USB_DEVICE(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_ID) },
 	{ USB_DEVICE(WS002IN_VENDOR_ID, WS002IN_PRODUCT_ID) },
 	{ USB_DEVICE(COREGA_VENDOR_ID, COREGA_PRODUCT_ID) },
+	{ USB_DEVICE(HL340_VENDOR_ID, HL340_PRODUCT_ID) },
 	{ }					/* Terminating entry */
 };
 

drivers/usb/serial/pl2303.h

@@ -107,3 +107,8 @@
 /* Corega CG-USBRS232R Serial Adapter */
 #define COREGA_VENDOR_ID	0x07aa
 #define COREGA_PRODUCT_ID	0x002a
+
+/* HL HL-340 (ID: 4348:5523) */
+#define HL340_VENDOR_ID		0x4348
+#define HL340_PRODUCT_ID	0x5523
+