CPU Overclock: initial overclock for Krait 600 (1.7 GHz variants)

overclocking up to 2.1 GHz

Signed-off-by: Paul Reioux <faux123@localhost.localdomain>

adapted for e980 by WhatHub
arch/arm/mach-msm/acpuclock-8064.c: increase voltage boost slightly

this boost should resolve most instability issues

Signed-off-by: Paul Reioux <reioux@gmail.com>
CPU OVERCLOCK: add ultimate option for 2.1 GHz, normal default to 1.9 GHz

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