default or selected kernelversion does not have config value CONFIG_ARM_EXYNOS_CPUFREQ.
Result is shown for kernelversion 6.5.1

CONFIG_ARM_EXYNOS_CPUFREQ (not configurable)

modulename: exynos-cpufreq.ko

configname: CONFIG_ARM_EXYNOS_CPUFREQ

Linux Kernel Configuration
└─>ARM_EXYNOS_CPUFREQ
In linux kernel since version 3.1 (release Date: 2011-10-24)  
source code:
drivers/cpufreq/exynos-cpufreq.c