[M] Change in coreboot[main]: soc/intel/xeon_sp: Remove PAM unlock operations

[Shuo Liu (Code Review)]

Attention is currently required from: Arthur Heymans, Christian Walter, Johnny Lin, Jonathan Zhang, Lean Sheng Tan, Shuo Liu, Tim Chu.

Hello Arthur Heymans, Christian Walter, Johnny Lin, Jonathan Zhang, Lean Sheng Tan, Patrick Rudolph, Tim Chu, build bot (Jenkins),

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

https://review.coreboot.org/c/coreboot/+/81349?usp=email

to look at the new patch set (#14).

The following approvals got outdated and were removed:
Verified+1 by build bot (Jenkins)

Change subject: soc/intel/xeon_sp: Remove PAM unlock operations
......................................................................

soc/intel/xeon_sp: Remove PAM unlock operations

unlock_pam_regions routes Programmable Attribute Map (PAM) access
to DRAM. In SPR, PAM routing to DRAM is covered by FSP. Move the
step to SoC specific codes.

TEST=intel/archercity CRB

Change-Id: I3fd1d806807449e6a4d9d4d2c8a47ce61ed53018
Signed-off-by: Shuo Liu 
---
M src/soc/intel/xeon_sp/cpx/chip.c
M src/soc/intel/xeon_sp/include/soc/util.h
M src/soc/intel/xeon_sp/romstage.c
M src/soc/intel/xeon_sp/skx/chip.c
M src/soc/intel/xeon_sp/util.c
5 files changed, 51 insertions(+), 25 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/49/81349/14