+ "if test $board_name = HUMMINGBOARD2 && test $board_rev = MX6Q ; then " \
+ "setenv fdtfile imx6q-hummingboard2.dtb; fi; " \
+ "if test $board_name = HUMMINGBOARD2 && test $board_rev = MX6DL ; then " \
+ "setenv fdtfile imx6dl-hummingboard2.dtb; fi; " \