Added kernel config option 'OMAP_OVERRIDE_MPUTRIM'.

Conflicts:
	arch/arm/mach-omap2/Kconfig
Added kernel config option 'OMAP_REGULATOR_VOLTCHANGE'.
tuna_ak_defconfig: Enable OMAP_REGULATOR_VOLTCHANGE
Added kernel config options 'OMAP_SMARTREFLEX_CUSTOM_SENSOR',
'CONFIG_OMAP_OCFREQ_1400', 'CONFIG_OMAP_OCFREQ_1600',
'CONFIG_OMAP_OCFREQ_1800' and 'CONFIG_OMAP_OCFREQ_2000'.

Conflicts:
	arch/arm/mach-omap2/omap2plus-cpufreq.c
	arch/arm/mach-omap2/opp4xxx_data.c