default or selected kernelversion does not have config value CONFIG_ARM_EXYNOS5250_CPUFREQ.
Result is shown for kernelversion 6.5.1

SAMSUNG EXYNOS5250

modulename: exynos5250-cpufreq.ko

configname: CONFIG_ARM_EXYNOS5250_CPUFREQ

Linux Kernel Configuration
└─>SAMSUNG EXYNOS5250
In linux kernel since version 3.1 (release Date: 2011-10-24)  
This adds the CPUFreq driver for Samsung EXYNOS5250
SoC.

If in doubt, say N.

source code: