Revert "omap2plus-cpufreq.c: Gpu oc_val = 0"

This reverts commit f35faae62e1a7658f3a41f8ca5a840fdfab94cba.
Revert "omap2plus-cpufreq.c: Add Imoseyon Gpu OC"

This reverts commit c1c7fee330f3ca6dc5adce79e6fd87f2f32b54ea.

Conflicts:
	arch/arm/mach-omap2/opp4xxx_data.c
Kernel Version: AK.231.SKL