From: Charles Yeh <charlesyeh522@gmail.com>
Date: Wed, 21 May 2025 13:23:54 +0000 (+0800)
Subject: USB: serial: pl2303: add new chip PL2303GC-Q20 and PL2303GT-2AB
X-Git-Tag: v5.15.186~402
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=547f3e6789226fadc6426fdf673f9108151880ef;p=thirdparty%2Fkernel%2Fstable.git

USB: serial: pl2303: add new chip PL2303GC-Q20 and PL2303GT-2AB

commit d3a889482bd5abf2bbdc1ec3d2d49575aa160c9c upstream.

Add new bcd (0x905) to support PL2303GT-2AB (TYPE_HXN).
Add new bcd (0x1005) to support PL2303GC-Q20 (TYPE_HXN).

Signed-off-by: Charles Yeh <charlesyeh522@gmail.com>
Cc: stable@vger.kernel.org
Signed-off-by: Johan Hovold <johan@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c
index 614305bd0de9a..a0afb1029e01d 100644
--- a/drivers/usb/serial/pl2303.c
+++ b/drivers/usb/serial/pl2303.c
@@ -457,6 +457,8 @@ static int pl2303_detect_type(struct usb_serial *serial)
 		case 0x605:
 		case 0x700:	/* GR */
 		case 0x705:
+		case 0x905:	/* GT-2AB */
+		case 0x1005:	/* GC-Q20 */
 			return TYPE_HXN;
 		}
 		break;