Remove LoUIS API for cache maintenance ops:

Revert "ARM: mm: rename jump labels in v7_flush_dcache_all function"

This reverts commit 759cb2ccc5aff529f131f8a698cbbda2def17573.

Revert "ARM: mm: implement LoUIS API for cache maintenance ops"

This reverts commit 91f7c06eae5ce5b6f8d046f278d046f2a0521281.

Revert "ARM: kernel: update cpu_suspend code to use cache LoUIS operations"

This reverts commit 7b7456818231edfbfe4af336e0a870f42f225a1b.

Revert "ARM: kernel: update __cpu_disable to use cache LoUIS maintenance API"

This reverts commit 30b930f8ef5133ad99c09abd32e58ff800d70ce8.

Revert "ARM: smp: Save CPU registers before IPI_CPU_STOP processing"

This reverts commit b1b97c3feed9c8f7196d46da98de9059e7cb7a13.

Revert "ARM: mm: update __v7_setup() to the new LoUIS cache maintenance API"

This reverts commit 01cf52a3eb8d808d43c31f588001eeeb7520da48.