Revert "cpufreq: small test"

This reverts commit 9cf532b728aeef223be48da885d98888a42376ec.
Revert "cpufreq: add voltage control interfaces and 1800MHz support - AndreiLux"

This reverts commit 444733f54d5ffc6e02d43f6ccf97d85154998448.
cpufreq: 1600MHz CPU OC

Corrected CPU freq. going above scaling_max (even if only fractions of seconds)

Dynamically adjust cpufreq_max_limit according to scaling_max setting without breaking power save mode