Simple GPU Algorithm: Initial coding for devfreq based Adreno Drivers (faux123)

This is an open source user configurable simple GPU Control Algorithm used to
replace the closed sourced Qualcomm TrustZone GPU controller

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

Conflicts:
	drivers/devfreq/Kconfig
	drivers/devfreq/Makefile
Build v3.90 EXP2