This terminal's USB port needs NO_UNION_NORMAL quirk to work with cdc-acm driver. Signed-off-by: Ondrej Jirman <megous@xxxxxxxxxx> --- drivers/usb/class/cdc-acm.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c index 62f4fb9b362f1..8577441c81a4d 100644 --- a/drivers/usb/class/cdc-acm.c +++ b/drivers/usb/class/cdc-acm.c @@ -1739,6 +1739,9 @@ static const struct usb_device_id acm_ids[] = { { USB_DEVICE(0x22b8, 0x2d9a), /* modem + AT port + diagnostics + NMEA */ .driver_info = NO_UNION_NORMAL, /* handle only modem interface */ }, + { USB_DEVICE(0x0ca6, 0xa050), /* Castles Technology VEGA 5000 */ + .driver_info = NO_UNION_NORMAL, /* reports zero length descriptor */ + }, { USB_DEVICE(0x0572, 0x1329), /* Hummingbird huc56s (Conexant) */ .driver_info = NO_UNION_NORMAL, /* union descriptor misplaced on -- 2.25.1