CPU: OC: MSM APQ8064:

Add simple oc to franco kernel. Original code by Paul Reioux (faux123).

* Up to 1944 MHz.
* Needs enabling of CONFIG_MSM_CPU_OVERCLOCK.
* Safe table (uses default FK power limit) up to 1620 MHz.
* Slightly raise boost voltages.
* Define high speed freq for interactive.

Signed-off-by: Paul Reioux <reioux@gmail.com>
Signed-off-by: Carlo Savignano <stevewatersy@gmail.com>