Added Custom Voltage version 3.

Conflicts:
	arch/arm/mach-omap2/omap2plus-cpufreq.c
	drivers/misc/Kconfig
	drivers/misc/Makefile
mystery commit
Added kernel config option 'OMAP_SCREENOFF_MAXFREQ'.

Conflicts:
	arch/arm/mach-omap2/Kconfig
	arch/arm/mach-omap2/omap2plus-cpufreq.c