CONFIG_ARM_S3C2410_CPUFREQ (not configurable)

modulename: s3c2410-cpufreq.ko

configname: CONFIG_ARM_S3C2410_CPUFREQ

Linux Kernel Configuration
└─>Power management and ACPI options
└─>CPU Frequency scaling
└─>ARM_S3C2410_CPUFREQ
In linux kernel since version 3.10 (release Date: 2013-06-30)  
CPU Frequency scaling support for S3C2410

source code: