CONFIG_CPU_NEEDS_NO_SMARTMIPS_OR_MICROMIPS is not available for thedefaultarchitecture x86.
Result is shown for architecture mips

None

configname: CONFIG_CPU_NEEDS_NO_SMARTMIPS_OR_MICROMIPS

SmartMIPS or microMIPS ASE support
└─>None
In linux kernel since version 3.18 (release Date: 2014-12-07)  
Select this if you want neither microMIPS nor SmartMIPS support