Patch merged into coreboot/master: parade/ps8640: disable mipi mcs

the following patch was just integrated into master:
commit 70c496b24ee2ed09969575afc291dadb19eea189
Author: Jitao Shi 
Date:   Fri Aug 19 16:00:01 2016 +0800

parade/ps8640: disable mipi mcs

Disable ps8640 mipi mcs function to avoid recognizing the normal mipi dsi
    signal as msc cmd.

BUG=chrome-os-partner:56346
    BRANCH=none
    TEST=build pass elm and show ui

Change-Id: I91c690fb1ff3bd9b5c1f227205829c914347cd30
    Signed-off-by: Martin Roth 
    Original-Commit-Id: 4fd441b46300fea9f238b27c9c1cda4e9e53c80d
    Original-Change-Id: I85b9f1e6677e4bf8ab1e30c2e69445079fff2d18
    Original-Signed-off-by: Jitao Shi 
    Original-Reviewed-on: https://chromium-review.googlesource.com/373219
    Original-Commit-Ready: Daniel Kurtz 
    Original-Tested-by: jitao shi 
    Original-Reviewed-by: Julius Werner 
    Original-Reviewed-by: Daniel Kurtz 
    Reviewed-on: https://review.coreboot.org/16365
    Tested-by: build bot (Jenkins)
    Reviewed-by: Aaron Durbin

See https://review.coreboot.org/16365 for details.

-gerrit