usbserial [-mpVPaosd] <description>
Enable / disable a serial gadget on the USB device interface.
| -m STR | Manufacturer string (barebox) |
| -p STR | product string |
| -V ID | vendor id |
| -P ID | product id |
| -a | CDC ACM (default) |
| -o | CDC OBEX |
| -s | Generic Serial |
| -d | Disable the serial gadget |