Revert "[PATCH] arm: fix Makefile for armv7 compatibility"

This reverts commit 89e1c55550ea4dc8d2fd91241ba07361a4a6ac6e.
Revert "[PATCH] fix Linaro toolchain warnings (AndreiLux)"

This reverts commit 6c47cb3a73d265376ccd3dec685de17ff1b73c40.
Revert "ARM: 7670/1: fix the memset fix"

This reverts commit 22106f28e4b3f5887ba1d62e4e4723e623606ef8.
Revert "Additional memset fix for gcc 4.8"

This reverts commit b47b80edb6253ffa595a6fc29256dad0bbc076e8.