... and drop the wrapper on ARMv7
BUG=none
TEST=boot tested on snow
BRANCH=none
Change-Id: Ib2b4315b664292653f8cb898fc5633fce421deca
Reviewed-on: https://gerrit.chromium.org/gerrit/50728
Reviewed-by: David Hendricks <dhendrix@chromium.org>
Reviewed-by: Ronald G. Minnich <rminnich@chromium.org>
Commit-Queue: Stefan Reinauer <reinauer@google.com>
Tested-by: Stefan Reinauer <reinauer@google.com>