[coreboot-gerrit] Patch merged into coreboot/master: 2867060 arm: Fix memory barrier usage in IO operation

the following patch was just integrated into master:
commit 2867060098e4023a2d33d335afe49981584ec378
Author: Hung-Te Lin 
Date:   Wed Jun 12 15:01:56 2013 -0700

arm: Fix memory barrier usage in IO operation

The dmb should be executed before reading operations, and before/after writing
    operations.

Change-Id: I572136a2f9a07eb2c38a112f5deeb2de0c0fd46c
    Signed-off-by: Hung-Te Lin 
    Signed-off-by: Gabe Black 
    Reviewed-on: http://review.coreboot.org/3682
    Tested-by: build bot (Jenkins)
    Reviewed-by: Stefan Reinauer

See http://review.coreboot.org/3682 for details.

-gerrit