[PATCH] USB: serial: pl2303: add device id for Macrosilicon MS3020

[Junhao Xie]

Add the device id for the Macrosilicon MS3020 which is a
PL2303HXN based device.

Signed-off-by: Junhao Xie <bigfoot@xxxxxxxxxxx>
---
 drivers/usb/serial/pl2303.c | 1 +
 drivers/usb/serial/pl2303.h | 4 ++++
 2 files changed, 5 insertions(+)

diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c
index d93f5d584557..8e327fcb222f 100644
--- a/drivers/usb/serial/pl2303.c
+++ b/drivers/usb/serial/pl2303.c
@@ -118,6 +118,7 @@ static const struct usb_device_id id_table[] = {
 	{ USB_DEVICE(SMART_VENDOR_ID, SMART_PRODUCT_ID) },
 	{ USB_DEVICE(AT_VENDOR_ID, AT_VTKIT3_PRODUCT_ID) },
 	{ USB_DEVICE(IBM_VENDOR_ID, IBM_PRODUCT_ID) },
+	{ USB_DEVICE(MACROSILICON_VENDOR_ID, MACROSILICON_MS3020_PRODUCT_ID) },
 	{ }					/* Terminating entry */
 };
 
diff --git a/drivers/usb/serial/pl2303.h b/drivers/usb/serial/pl2303.h
index 732f9b13ad5d..d60eda7f6eda 100644
--- a/drivers/usb/serial/pl2303.h
+++ b/drivers/usb/serial/pl2303.h
@@ -171,3 +171,7 @@
 /* Allied Telesis VT-Kit3 */
 #define AT_VENDOR_ID		0x0caa
 #define AT_VTKIT3_PRODUCT_ID	0x3001
+
+/* Macrosilicon MS3020 */
+#define MACROSILICON_VENDOR_ID		0x345f
+#define MACROSILICON_MS3020_PRODUCT_ID	0x3020
-- 
2.46.0