Revert "auto_hotplug.c: now we're testing 2 cores always online instead of 4 cores."

This reverts commit 5bf233b41ed126366b658660d94c205de59c9d3d.
PA Kernel calibration, 90% close to perfection

Change-Id: Ifa0997a76e655936e96a7452b8effcc49ea6cc61

Conflicts:
	arch/arm/mach-msm/lge/mako/board-mako-display.c