Patch merged into coreboot/master: b4bd53a tegra124: Active dc/sor register change immediately

the following patch was just integrated into master:
commit b4bd53a3cba45b2cbf86b8b020bb8a678e583f97
Author: Vince Hsu 
Date:   Fri May 16 18:07:53 2014 +0800

tegra124: Active dc/sor register change immediately

When doing DP attach, we need to make sure the register change to
    take effect immediately, otherwise it may fail to catch the attach
    timing.

BRANCH=None
    BUG=chrome-os-partner:28128
    TEST=Display works and system boots up on Nyan and Big

Original-Change-Id: I569dc435a1aa4aac0d5ecd0655d2ad87a791246d
    Original-Signed-off-by: Vince Hsu 
    Original-Reviewed-on: https://chromium-review.googlesource.com/200414
    Original-Reviewed-by: Hung-Te Lin 
    Original-Reviewed-by: Jimmy Zhang 
    Original-Reviewed-by: David Hendricks 
    (cherry picked from commit 47b86e2893fa667bebada6a0e0b443886dd5ee02)
    Signed-off-by: Marc Jones

Change-Id: Icf809b46e675bbdb8633d9a4f31d005d6644bd2a
    Reviewed-on: http://review.coreboot.org/7951
    Tested-by: build bot (Jenkins)
    Reviewed-by: David Hendricks

See http://review.coreboot.org/7951 for details.

-gerrit