Armada 37xx CPUFreq support

modulename: armada-37xx-cpufreq.ko


Linux Kernel Configuration
└─>Power management and ACPI options
└─>CPU Frequency scaling
└─>Armada 37xx CPUFreq support
In linux kernel since version 4.2 (release Date: 2015-08-30)  
This adds the CPUFreq driver support for Marvell Armada 37xx SoCs.
The Armada 37xx PMU supports 4 frequency and VDD levels.

source code: