nb/intel/x4x: Fix programming CxDRB
commitdfce932cf0c3d13f41892d6e40d56fbaa8e16240
authorArthur Heymans <arthur@aheymans.xyz>
Sat, 16 Dec 2017 18:48:00 +0000 (16 19:48 +0100)
committerFelix Held <felix-coreboot@felixheld.de>
Tue, 1 May 2018 17:41:49 +0000 (1 17:41 +0000)
tree74b9b6de9a9866085de2dce47ed51c7d1be89e01
parent95c48cbbb5b679ddbc2bd115becc04454e4adffd
nb/intel/x4x: Fix programming CxDRB

Programming CxDRB should be cumulative as explained in "Intel ® 4
Series Chipset Family datasheet".

This does not seem to have any real impact but better do according to
the documentation and what vendor firmware does.

This also removes some dead code.

Change-Id: I7ff3264824c843f84b9eb6c06a06aa3f151fe4b3
Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-on: https://review.coreboot.org/22911
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
src/northbridge/intel/x4x/raminit_ddr2.c