If you don't know what this all is, saying Y is a safe choice.
+config ARM_THUMBEE
+ bool "Enable ThumbEE CPU extension"
+ depends on CPU_V7
+ help
+ Say Y here if you have a CPU with the ThumbEE extension and code to
+ make use of it. Say N for code that can run on CPUs without ThumbEE.
+
config CPU_BIG_ENDIAN
bool "Build big-endian kernel"
depends on ARCH_SUPPORTS_BIG_ENDIAN