default or selected kernelversion does not have config value CONFIG_ARM_CCI500_PMU.
Result is shown for kernelversion 5.4.229

ARM CCI500 PMU support

configname: CONFIG_ARM_CCI500_PMU

Linux Kernel Configuration
└─>Device Drivers
└─>Bus devices
└─>ARM CCI500 PMU support
In linux kernel since version 4.2 (release Date: 2015-08-30)  
Support for PMU events monitoring on the ARM CCI-500 cache coherent
interconnect. CCI-500 provides 8 independent event counters, which
can count events pertaining to the slave/master interfaces as well
as the internal events to the CCI.

If unsure, say Y


depends
CONFIG_PERF_EVENTS
CONFIG_ARM64 or CONFIG_ARM
CONFIG_CPU_V7