Patch merged into coreboot/master: rockchip/rk3399: gru/kevin: drop unused sdram configs

the following patch was just integrated into master:
commit 4ef9899bfe2f4cfdab0f57023b85f95fbf94d63a
Author: Lin Huang 
Date:   Thu Oct 13 20:14:42 2016 -0700

rockchip/rk3399: gru/kevin: drop unused sdram configs

There are some sdram configurations that are no longer used. Drop them.

BUG=None
    BRANCH=None
    TEST=None

Change-Id: Ib6d2d58c3071147a3095bc1ed7fa7b02c748e1a5
    Signed-off-by: Patrick Georgi 
    Original-Commit-Id: 111d375005ec6a3b91e47acdd676e8f1644c931c
    Original-Change-Id: I5f9278093f02e785b2894faa8e8cf09ecec20325
    Original-Signed-off-by: Lin Huang 
    Original-Reviewed-on: https://chromium-review.googlesource.com/399122
    Original-Commit-Ready: Douglas Anderson 
    Original-Reviewed-by: Julius Werner 
    Reviewed-on: https://review.coreboot.org/17103
    Tested-by: build bot (Jenkins)
    Reviewed-by: Martin Roth

See https://review.coreboot.org/17103 for details.

-gerrit