GPU: OC to 550 Mhtz

Change-Id: I83c4c2d8f411c3b3b644993bf25d8a36436a10a4

Conflicts:
	arch/arm/mach-msm/board-8064-gpu.c
	arch/arm/mach-msm/clock-8960.c
Fix up intellidemand stupidity
GPU: Fix Simple GPU OC