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X-OriginatorOrg: leica-geosystems.com.cn X-MS-Exchange-CrossTenant-OriginalArrivalTime: 23 Oct 2025 03:44:25.4228 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 46fe48aa-6992-43fe-5043-08de11e67620 X-MS-Exchange-CrossTenant-Id: 1b16ab3e-b8f6-4fe3-9f3e-2db7fe549f6a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=1b16ab3e-b8f6-4fe3-9f3e-2db7fe549f6a;Ip=[193.8.40.99];Helo=[hexagon.com] X-MS-Exchange-CrossTenant-AuthSource: AM3PEPF0000A790.eurprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: AM0PR06MB6353 Content-Type: text/plain; charset="utf-8" Add support for the Telit Cinterion FN920C04 module when operating in ECM (Ethernet Control Model) mode. The following USB product IDs are used by the module when AT#USBCFG is set to 3 or 7. 0x10A3: ECM + tty (NMEA) + tty (DUN) [+ tty (DIAG)] T: Bus=3D01 Lev=3D02 Prnt=3D02 Port=3D00 Cnt=3D01 Dev#=3D 3 Spd=3D480 Mx= Ch=3D 0 D: Ver=3D 2.00 Cls=3D00(>ifc ) Sub=3D00 Prot=3D00 MxPS=3D64 #Cfgs=3D 1 P: Vendor=3D1bc7 ProdID=3D10a3 Rev=3D 5.15 S: Manufacturer=3DTelit Cinterion S: Product=3DFN920 S: SerialNumber=3D76e7cb38 C:* #Ifs=3D 5 Cfg#=3D 1 Atr=3De0 MxPwr=3D500mA I:* If#=3D 0 Alt=3D 0 #EPs=3D 1 Cls=3D02(comm.) Sub=3D06 Prot=3D00 Driver= =3Dcdc_ether E: Ad=3D82(I) Atr=3D03(Int.) MxPS=3D 16 Ivl=3D32ms I: If#=3D 1 Alt=3D 0 #EPs=3D 0 Cls=3D0a(data ) Sub=3D00 Prot=3D00 Driver= =3Dcdc_ether I:* If#=3D 1 Alt=3D 1 #EPs=3D 2 Cls=3D0a(data ) Sub=3D00 Prot=3D00 Driver= =3Dcdc_ether E: Ad=3D81(I) Atr=3D02(Bulk) MxPS=3D 512 Ivl=3D0ms E: Ad=3D01(O) Atr=3D02(Bulk) MxPS=3D 512 Ivl=3D0ms I:* If#=3D 2 Alt=3D 0 #EPs=3D 3 Cls=3Dff(vend.) Sub=3Dff Prot=3D60 Driver= =3Doption E: Ad=3D84(I) Atr=3D03(Int.) MxPS=3D 10 Ivl=3D32ms E: Ad=3D83(I) Atr=3D02(Bulk) MxPS=3D 512 Ivl=3D0ms E: Ad=3D02(O) Atr=3D02(Bulk) MxPS=3D 512 Ivl=3D0ms I:* If#=3D 3 Alt=3D 0 #EPs=3D 3 Cls=3Dff(vend.) Sub=3Dff Prot=3D40 Driver= =3Doption E: Ad=3D86(I) Atr=3D03(Int.) MxPS=3D 10 Ivl=3D32ms E: Ad=3D85(I) Atr=3D02(Bulk) MxPS=3D 512 Ivl=3D0ms E: Ad=3D03(O) Atr=3D02(Bulk) MxPS=3D 512 Ivl=3D0ms I:* If#=3D 4 Alt=3D 0 #EPs=3D 2 Cls=3Dff(vend.) Sub=3Dff Prot=3D30 Driver= =3Doption E: Ad=3D04(O) Atr=3D02(Bulk) MxPS=3D 512 Ivl=3D0ms E: Ad=3D87(I) Atr=3D02(Bulk) MxPS=3D 512 Ivl=3D0ms 0x10A8: ECM + tty (DUN) + tty (AUX) [+ tty (DIAG)] T: Bus=3D03 Lev=3D02 Prnt=3D02 Port=3D00 Cnt=3D01 Dev#=3D 3 Spd=3D480 Mx= Ch=3D 0 D: Ver=3D 2.00 Cls=3D00(>ifc ) Sub=3D00 Prot=3D00 MxPS=3D64 #Cfgs=3D 1 P: Vendor=3D1bc7 ProdID=3D10a8 Rev=3D 5.15 S: Manufacturer=3DTelit Cinterion S: Product=3DFN920 S: SerialNumber=3D76e7cb38 C:* #Ifs=3D 5 Cfg#=3D 1 Atr=3De0 MxPwr=3D500mA I:* If#=3D 0 Alt=3D 0 #EPs=3D 1 Cls=3D02(comm.) Sub=3D06 Prot=3D00 Driver= =3Dcdc_ether E: Ad=3D82(I) Atr=3D03(Int.) MxPS=3D 16 Ivl=3D32ms I: If#=3D 1 Alt=3D 0 #EPs=3D 0 Cls=3D0a(data ) Sub=3D00 Prot=3D00 Driver= =3Dcdc_ether I:* If#=3D 1 Alt=3D 1 #EPs=3D 2 Cls=3D0a(data ) Sub=3D00 Prot=3D00 Driver= =3Dcdc_ether E: Ad=3D81(I) Atr=3D02(Bulk) MxPS=3D 512 Ivl=3D0ms E: Ad=3D01(O) Atr=3D02(Bulk) MxPS=3D 512 Ivl=3D0ms I:* If#=3D 2 Alt=3D 0 #EPs=3D 3 Cls=3Dff(vend.) Sub=3Dff Prot=3D40 Driver= =3Doption E: Ad=3D84(I) Atr=3D03(Int.) MxPS=3D 10 Ivl=3D32ms E: Ad=3D83(I) Atr=3D02(Bulk) MxPS=3D 512 Ivl=3D0ms E: Ad=3D02(O) Atr=3D02(Bulk) MxPS=3D 512 Ivl=3D0ms I:* If#=3D 3 Alt=3D 0 #EPs=3D 3 Cls=3Dff(vend.) Sub=3Dff Prot=3D40 Driver= =3Doption E: Ad=3D86(I) Atr=3D03(Int.) MxPS=3D 10 Ivl=3D32ms E: Ad=3D85(I) Atr=3D02(Bulk) MxPS=3D 512 Ivl=3D0ms E: Ad=3D03(O) Atr=3D02(Bulk) MxPS=3D 512 Ivl=3D0ms I:* If#=3D 4 Alt=3D 0 #EPs=3D 2 Cls=3Dff(vend.) Sub=3Dff Prot=3D30 Driver= =3Doption E: Ad=3D04(O) Atr=3D02(Bulk) MxPS=3D 512 Ivl=3D0ms E: Ad=3D87(I) Atr=3D02(Bulk) MxPS=3D 512 Ivl=3D0ms Adding these IDs allows the option driver to automatically create the corresponding /dev/ttyUSB* ports under ECM mode. Tested with FN920C04 under ECM configuration (USBCFG=3D3 and 7). Signed-off-by: LI Qingwu --- drivers/usb/serial/option.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c index 27879cc57536..293e3e25e65d 100644 --- a/drivers/usb/serial/option.c +++ b/drivers/usb/serial/option.c @@ -1381,10 +1381,14 @@ static const struct usb_device_id option_ids[] =3D { .driver_info =3D RSVD(0) | NCTRL(3) }, { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x10a2, 0xff), /* Telit FN9= 20C04 (MBIM) */ .driver_info =3D NCTRL(4) }, + { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x10a3, 0xff), /* Telit FN9= 20C04 (ECM) */ + .driver_info =3D NCTRL(4) }, { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x10a4, 0xff), /* Telit FN2= 0C04 (rmnet) */ .driver_info =3D RSVD(0) | NCTRL(3) }, { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x10a7, 0xff), /* Telit FN9= 20C04 (MBIM) */ .driver_info =3D NCTRL(4) }, + { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x10a8, 0xff), /* Telit FN9= 20C04 (ECM) */ + .driver_info =3D NCTRL(4) }, { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x10a9, 0xff), /* Telit FN2= 0C04 (rmnet) */ .driver_info =3D RSVD(0) | NCTRL(2) | RSVD(3) | RSVD(4) }, { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x10aa, 0xff), /* Telit FN9= 20C04 (MBIM) */ --=20 2.43.0