1 files changed, 7 insertions, 0 deletions

diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c
index ed8c62b2d9d1..739f8960811a 100644
--- a/drivers/usb/class/cdc-acm.c
+++ b/drivers/usb/class/cdc-acm.c
@@ -1865,6 +1865,13 @@ static const struct usb_device_id acm_ids[] = {
         .driver_info = IGNORE_DEVICE,
         },
 
+        { USB_DEVICE(0x1bc7, 0x0021), /* Telit 3G ACM only composition */
+        .driver_info = SEND_ZERO_PACKET,
+        },
+        { USB_DEVICE(0x1bc7, 0x0023), /* Telit 3G ACM + ECM composition */
+        .driver_info = SEND_ZERO_PACKET,
+        },
+
         /* control interfaces without any protocol set */
         { USB_INTERFACE_INFO(USB_CLASS_COMM, USB_CDC_SUBCLASS_ACM,
                 USB_CDC_PROTO_NONE) },