Avoid a negative in config questions: we don't want to have users

forced into double negatives.

init/Kconfig

@@ -33,7 +33,7 @@ config EXPERIMENTAL
 	  drivers that are currently considered to be in the alpha-test phase.
 
 config CLEAN_COMPILE
-	bool "Don't select drivers known to be broken" if EXPERIMENTAL
+	bool "Select only drivers expected to compile cleanly" if EXPERIMENTAL
 	default y
 	help
 	  Select this option if you don't even want to see the option