[coreboot-gerrit] Patch merged into coreboot/master: 8306761 broadwell: Fix PCIe ports programming sequences to enable HSIOPC

the following patch was just integrated into master:
commit 83067610f754f89025bf781cdf8857135e946b03
Author: Wenkai Du 
Date:   Fri Dec 5 14:00:26 2014 -0800

broadwell: Fix PCIe ports programming sequences to enable HSIOPC

HSIOPC/GPIO71 is used to control power to VCCHSIO, VCCUSB3PLL and
    VCCSATA3PLL in S0. PCH will drive HSIOPC low when all the high
    speed I/O controllers (xHCI, SATA, GbE and PCIe) are idle.

This patch added a few additional PCIe programming steps as required
    in 535127 BIOS Writer Guide Rev 2.3.0 to enable this power saving mode.

BUG=none
    BRANCH=none
    TEST=tested on Paine watching GPIO71 toggling as expected

Change-Id: Ica6954c125ec3129e2659168f1f23dc861ce5708
    Signed-off-by: Stefan Reinauer 
    Original-Commit-Id: e38f9ef57c480ca5ee420020eb80a1adb3c381d3
    Original-Change-Id: I88ef125c681c8631e8b887f7ccf017b90b8c0f10
    Original-Signed-off-by: Wenkai Du 
    Original-Reviewed-on: https://chromium-review.googlesource.com/238580
    Original-Reviewed-by: Duncan Laurie 
    Reviewed-on: http://review.coreboot.org/9482
    Tested-by: build bot (Jenkins)
    Reviewed-by: Patrick Georgi

See http://review.coreboot.org/9482 for details.

-gerrit