How to add non-supported device to kernel?

[rdhwltt]

ZTE AC5710

usbconfig dump_device_desc

ugen0.2: <zte cdma="" tech="" zte,="" incorporated="">at usbus0, cfg=0 md=HOST spd=FULL (12Mbps) pwr=ON 

  bLength = 0x0012 
  bDescriptorType = 0x0001 
  bcdUSB = 0x0110 
  bDeviceClass = 0x0000 
  bDeviceSubClass = 0x0000 
  bDeviceProtocol = 0x0000 
  bMaxPacketSize0 = 0x0040 
  idVendor = 0x19d2 
  idProduct = 0xffff 
  bcdDevice = 0x0000 
  iManufacturer = 0x0001  <zte, incorporated="">iProduct = 0x0002  <zte cdma="" tech="">iSerialNumber = 0x0000  <no string="">bNumConfigurations = 0x0001</no></zte></zte,></zte>