Change in coreboot[master]: [NOTFORMERGE, TESTONLY] Use MRC cache on Thinkpad X60

[Arthur Heymans (Code Review)]

Hello build bot (Jenkins),

I'd like you to reexamine a change. Please visit

https://review.coreboot.org/21114

to look at the new patch set (#3).

Change subject: [NOTFORMERGE,TESTONLY] Use MRC cache on Thinkpad X60
......................................................................

[NOTFORMERGE,TESTONLY] Use MRC cache on Thinkpad X60

Just proof of concept.
Result: MRC cache gets properly written on a STT25VF016B.

Change-Id: I0b2d07727899a514d338d3cdbad04b7af4a16640
Signed-off-by: Arthur Heymans 
---
M src/mainboard/lenovo/x60/romstage.c
M src/northbridge/intel/i945/Kconfig
M src/northbridge/intel/i945/Makefile.inc
M src/northbridge/intel/i945/early_init.c
M src/northbridge/intel/i945/i945.h
M src/northbridge/intel/i945/raminit.c
M src/northbridge/intel/i945/raminit.h
7 files changed, 75 insertions(+), 38 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/14/21114/3