Bring back smartmax

Revert "Revert "smartmax""

This reverts commit c06050c43bd375378fa41f96b61c71822b34490d.

Conflicts:

	arch/arm/configs/aokp_find5_defconfig
	drivers/cpufreq/Makefile
	drivers/cpufreq/cpufreq_smartmax.c
	include/linux/cpufreq.h