Add Smartmax Governor

cpufreq: smartmax: added new governor based on ondemand and smartass2

cpufreq: smartmax: merged with latest version - thanks @maxwen

cpufreq: smartmax: remove early suspend and tuning - credits @anarkia1976

cpufreq: smartmax: Move get_cpu_idle_time() to cpufreq.c - credits @anarkia1976

cpufreq: smartmax: tuning for mako

Conflicts:

	arch/arm/configs/hells_defconfig
	drivers/cpufreq/Kconfig
	drivers/cpufreq/Makefile
	include/linux/cpufreq.h