SAMSUNG EXYNOS5440

modulename: exynos5440-cpufreq.ko

configname: CONFIG_ARM_EXYNOS5440_CPUFREQ

Linux Kernel Configuration
└─>SAMSUNG EXYNOS5440
In linux kernel since version 3.1 (release Date: 2011-10-24)  
This adds the CPUFreq driver for Samsung EXYNOS5440
SoC. The nature of exynos5440 clock controller is
different than previous exynos controllers so not using
the common exynos framework.

If in doubt, say N.

source code:
selects
CONFIG_PM_OPP