voltage_control: initial voltage control for 8960 krait
based on the voltage control patch for s4 pro socs by @faux123

Signed-off-by: Dennis Rassmann <showp1984@gmail.com>

Conflicts:
	arch/arm/mach-msm/Kconfig
	arch/arm/mach-msm/acpuclock-8960.c

Conflicts:
	arch/arm/configs/torched_elite_defconfig
	arch/arm/mach-msm/Kconfig

Conflicts:
	arch/arm/configs/torched_elite_defconfig