choice prompt "System type" default BFIN527_EZKIT help Select your board! config BFIN527_EZKIT bool "BF527-EZKIT" help BF527-EZKIT-LITE board support. config BFIN527_BLUETECHNIX_CM bool "Bluetechnix CM-BF527" help CM-BF527 support for EVAL- and DEV-Board. endchoice