Revert "Voltage Control: allow for lower minimums"

This reverts commit 4f4184ddd496e08840732404a4d636d7ee34e5e8.
Revert "Voltage Control: add sysfs interface"

This reverts commit bde1dacc312776c0b332a3f3d8ea9580660cca3f.
Revert "Voltage Control: initial voltage control for MSM Snapdragon 800 SOC"

This reverts commit 4c56c81466e31bf555e6ed62efe45355b4cabab5.
msm: krait: add CPU Voltage control.

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