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

charlesyeh522 · jhovold · commit d3a889482bd5 · 2025-05-21T17:19:55.000+02:00
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 &lt;charlesyeh522@gmail.com&gt;
Cc: stable@vger.kernel.org
Signed-off-by: Johan Hovold &lt;johan@kernel.org&gt;
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;`