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

Desnes Nunes · Desnes Nunes · commit 0dcab2099610 · 2025-11-05T10:32:05.000-03:00
JIRA: https://issues.redhat.com/browse/RHEL-116016 commit d3a8894 Author: Charles Yeh <charlesyeh522@gmail.com> Date: Wed, 21 May 2025 21:23:54 +0800 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: Desnes Nunes <desnesn@redhat.com>
diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c
@@ -458,6 +458,8 @@ 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;

Original file line number	Diff line number	Diff line change
`@@ -458,6 +458,8 @@ static int pl2303_detect_type(struct usb_serial *serial)`
`458`	`458`	`case 0x605:`
`459`	`459`	`case 0x700: /* GR */`
`460`	`460`	`case 0x705:`
	`461`	`+ case 0x905: /* GT-2AB */`
	`462`	`+ case 0x1005: /* GC-Q20 */`
`461`	`463`	`return TYPE_HXN;`
`462`	`464`	`}`
`463`	`465`	`break;`