Revert "OC/UV interface"

This reverts commit 2b4b27cc6bafb37bb423500ea296875c2a797722.

Conflicts:
	arch/arm/configs/cm_m8_defconfig
msm: clock-krait-8974: User voltage control for msm-cpufreq device

Signed-off-by: franciscofranco <franciscofranco.1990@gmail.com>