Revert ducati 2.1.13 prerequisites: 62f1b46 and 6b4fc47

Change-Id: I0f07e29efb5d8f3702fd3d8e866153788571f308
Signed-off-by: Dmytro Kedrovskyi <x0169235@ti.com>

Conflicts:
	arch/arm/mach-omap2/omap4_ion.c