Patch merged into coreboot/master: nb/gm45, x4x/gma.c remove writes to nonexisting FDI registers

the following patch was just integrated into master:
commit ff1286d5003194bdbd78fd3b74d91bb01a77b399
Author: Arthur Heymans 
Date:   Wed Oct 12 01:49:16 2016 +0200

nb/gm45,x4x/gma.c remove writes to nonexisting FDI registers

This removes writes to FDI related registers since there is no FDI
    link on these targets. This is likely a remainder from copying code from
    later targets.

TESTED on Thinkpad x200 (gm45)

Change-Id: Id67fdc999185fa184a9ff0e5c3fc9bced04131ad
    Signed-off-by: Arthur Heymans 
    Reviewed-on: https://review.coreboot.org/16993
    Reviewed-by: Martin Roth 
    Tested-by: build bot (Jenkins)

See https://review.coreboot.org/16993 for details.

-gerrit