"setenv fdtfile am43x-epos-evm.dtb; fi; " \
"if test $board_name = AM43__GP; then " \
"setenv fdtfile am437x-gp-evm.dtb; fi; " \
+ "if test $board_name = AM43__SK; then " \
+ "setenv fdtfile am437x-sk-evm.dtb; fi; " \
"if test $fdtfile = undefined; then " \
"echo WARNING: Could not determine device tree; fi; \0"