elif board_id == ap_board.PINEH64:
      from adafruit_blinka.board.pineH64 import *
  
 +elif board_id == ap_board.PCDUINO2:
 +    from adafruit_blinka.board.linksprite.pcduino2 import *
 +
 +elif board_id == ap_board.PCDUINO3:
 +    from adafruit_blinka.board.linksprite.pcduino3 import *
 +
  elif board_id == ap_board.SOPINE:
      from adafruit_blinka.board.soPine import *
  
  elif board_id == ap_board.LUBANCAT2:
      from adafruit_blinka.board.lubancat.lubancat2 import *
  
+ elif board_id == ap_board.LUBANCAT4:
+     from adafruit_blinka.board.lubancat.lubancat4 import *
+ 
  elif board_id == ap_board.NANOPI_NEO_AIR:
      from adafruit_blinka.board.nanopi.neoair import *