Revert "Revert "Revert "Revert "Add assembler versions of AES and SHA1 for ARM platforms.  This has provided""""

This reverts commit 6428c0cc21d3e8d818e8febc5d44abad2dacfde9.
Revert "sched: Improve scalability via 'CPU buddies', which withstand random perturbations"

This reverts commit b147900b7833ce923e49111472b5e128cf1bebfb.
OMAP: CPU: Many fixes, reverts and remove of experimental changes to restore the prior stability state