[coreboot-gerrit] Change in coreboot[master]: nb/intel/sandybridge/pcie: Disable unused bridges

[Patrick Rudolph (Code Review)]

Hello Arthur Heymans, build bot (Jenkins),

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

    https://review.coreboot.org/19819

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

Change subject: nb/intel/sandybridge/pcie: Disable unused bridges
......................................................................

nb/intel/sandybridge/pcie: Disable unused bridges

Add a PCI Express Root Port driver.
Disable unused bridges that are not hot-plug capable.

Reduces idle power by ~1 Watt, as the PEG slot gets disabled.

Tested on Lenovo T430.

Change-Id: If67bafdea6a60986ecca2ecdb93c7f72359c4537
Signed-off-by: Patrick Rudolph <siro at das-labor.org>
---
M src/northbridge/intel/sandybridge/Makefile.inc
A src/northbridge/intel/sandybridge/pcie.c
M src/northbridge/intel/sandybridge/sandybridge.h
3 files changed, 81 insertions(+), 1 deletion(-)


  git pull ssh://review.coreboot.org:29418/coreboot refs/changes/19/19819/3
-- 
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Gerrit-MessageType: newpatchset
Gerrit-Change-Id: If67bafdea6a60986ecca2ecdb93c7f72359c4537
Gerrit-PatchSet: 3
Gerrit-Project: coreboot
Gerrit-Branch: master
Gerrit-Owner: Patrick Rudolph <siro at das-labor.org>
Gerrit-Reviewer: Arthur Heymans <arthur at aheymans.xyz>
Gerrit-Reviewer: Paul Menzel <paulepanter at users.sourceforge.net>
Gerrit-Reviewer: build bot (Jenkins) <no-reply at coreboot.org>