CONFIG_S3C2410_CPUFREQ is not available for thedefaultarchitecture x86.
Result is shown for architecture arm
default or selected kernelversion does not have config value CONFIG_S3C2410_CPUFREQ.
Result is shown for kernelversion 6.2.5

CONFIG_S3C2410_CPUFREQ (not configurable)

modulename: cpu-freq.ko

and/or

cpufreq-s3c2410.ko

configname: CONFIG_S3C2410_CPUFREQ

Linux Kernel Configuration
└─>S3C2410_CPUFREQ
In linux kernel since version 2.6.32 (release Date: 2009-12-02)  
CPU Frequency scaling support for S3C2410

source code: