Revert "omap: cpuidle: revert to 3.8 hybrid backport"

This reverts commit 7cd9bcaf025c2ce5042731cc2d23be9a9d0b97fb.
Revert "OMAPDSS: DSSCOMP: support of MEM2MEM mode with blanked pannel"

This reverts commit ebe66bf9635161d9d8660201d5cbcceee08d2412.
Revert "OMAPDSS: implementation of MEM2MEM mode with blanked pannel"

This reverts commit 6e5d37711c24c29ef704b394c7301f65d1a98aef.