Patch merged into coreboot/master: 6a342cb samus: Disable self refresh and MRC cache on broadwell

the following patch was just integrated into master:
commit 6a342cb699d3573e366053076df5808c738de7e6
Author: Duncan Laurie 
Date:   Tue Jul 15 13:40:21 2014 -0700

samus: Disable self refresh and MRC cache on broadwell

Add workarounds for power and/or lpddr3 issues on Broadwell SKU.

BUG=chrome-os-partner:29787,chrome-os-partner:29117
    BRANCH=None
    TEST=build and boot on samus

Original-Change-Id: If99346212c10ad6026250e48bedd916611e2cb8c
    Original-Signed-off-by: Duncan Laurie 
    Original-Reviewed-on: https://chromium-review.googlesource.com/208154
    Original-Reviewed-by: Aaron Durbin 
    (cherry picked from commit c3ee57114315320b542f53645ffb168ad654b756)
    Signed-off-by: Marc Jones

Change-Id: Ie28f3ad65000a627ba64486e0f16493e8101cef3
    Reviewed-on: http://review.coreboot.org/8214
    Tested-by: build bot (Jenkins)
    Reviewed-by: Stefan Reinauer

See http://review.coreboot.org/8214 for details.

-gerrit