Patch merged into coreboot/master: 908279e Butterfly: Force DDR refresh rate to 2x.

the following patch was just integrated into master:
commit 908279e86b83d464d351b4a9900569ad907cd1ba
Author: Shawn Nematbakhsh 
Date:   Wed May 8 11:45:23 2013 -0700

Butterfly: Force DDR refresh rate to 2x.

Due to OEM request, always set DDR refresh rate at 2x.

Change-Id: I81a4f57aca6388551dca6effbd9a4ac1a97e4f5a
    Reviewed-on: https://gerrit.chromium.org/gerrit/50477
    Reviewed-by: Duncan Laurie 
    Tested-by: Shawn Nematbakhsh 
    Commit-Queue: Shawn Nematbakhsh

See http://review.coreboot.org/4214 for details.

-gerrit