Patch merged into coreboot/master: intel/strago: Clean up DDR configuration.

the following patch was just integrated into master:
commit 39f84fa6623f8981816682138d02acf3c31f3672
Author: Divagar Mohandass 
Date:   Tue Sep 8 15:03:45 2015 +0530

intel/strago: Clean up DDR configuration.

This change includes following changes:
    - Clean up the DDR configuration and flow.
    - Removing support for non LPDDR3 boards.
    - Supporting only LPDDR3 and PMIC config.

TEST=Build/flash CB and boot the platform to OS.

Change-Id: I8369443da728a4c07e0c1a82040d94034c3542da
    Signed-off-by: Divagar Mohandass 
    Original-Reviewed-on: https://chromium-review.googlesource.com/297941
    Original-Reviewed-by: Aaron Durbin 
    Original-Reviewed-by: Jenny Tc 
    Signed-off-by: Hannah Williams 
    Reviewed-on: https://review.coreboot.org/13122
    Tested-by: build bot (Jenkins)
    Reviewed-by: Martin Roth

See https://review.coreboot.org/13122 for details.

-gerrit