CONFIG_CACHE_PL310 is not available for thedefaultarchitecture x86.
Result is shown for architecture arm
default or selected kernelversion does not have config value CONFIG_CACHE_PL310.
Result is shown for kernelversion 6.5.1

CONFIG_CACHE_PL310 (not configurable)

configname: CONFIG_CACHE_PL310

Linux Kernel Configuration
└─>CACHE_PL310
In linux kernel since version 2.6.37 (release Date: 2011-01-04)  
This option enables optimisations for the PL310 cache
controller.