CPU Idle Driver for Calxeda processors

modulename: cpuidle-calxeda.ko

configname: CONFIG_ARM_HIGHBANK_CPUIDLE

Linux Kernel Configuration
└─>Power management and ACPI options
└─>CPU Idle
└─>ARM CPU Idle Drivers
└─>CPU Idle Driver for Calxeda processors
In linux kernel since version 3.12 (release Date: 2013-11-03)  
Select this to enable cpuidle on Calxeda processors.

source code: