OC: MSM APQ8064 OC up to 1836MHz.

Add oc to franco kernel. In order originally from faux123's code and showp1984's changes.

Signed-off-by: Paul Reioux <reioux@gmail.com>
Signed-off-by: Dennis Rassmann <showp1984@gmail.com>
Signed-off-by: Carlo Savignano <stevewatersy@gmail.com>