tree a79d92d51d7ccce3f34e8884956fda9e085ada33
parent 619986366cbd9b0b9edb8e1c85aa12173d4f34f4
author Lijian Zhao <lijian.zhao@intel.com> 1545370480 -0800
committer chrome-bot <chrome-bot@chromium.org> 1546042439 -0800

UPSTREAM: mb/google/sarien: Disable pcie interface for wwan

WWAN chip support 3 interfaces as pci express, USB 2.0 and USB 3.0, the
usgae of Sarien choose to only use USB interface but not over pci
express, so totally disable pci express root port 12.

BUG=b:1246720
TEST=Boot up into OS with WWAN attached, cold boot and warm boot 10
cyles can still device can be listed under lsusb.

Change-Id: I26b7bde105cb0ce32b16c95fa585acbe9dc42135
Signed-off-by: Patrick Georgi <pgeorgi@google.com>
Original-Commit-Id: bb3d01a24959c507fa8efb28d654b1e69cc660cc
Original-Signed-off-by: Lijian Zhao <lijian.zhao@intel.com>
Original-Change-Id: Ic4da393c0c0d903848111e1c037c2730c86afa7d
Original-Reviewed-on: https://review.coreboot.org/c/30350
Original-Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Original-Reviewed-by: Duncan Laurie <dlaurie@chromium.org>
Original-Reviewed-by: EricR Lai <ericr_lai@compal.corp-partner.google.com>
Reviewed-on: https://chromium-review.googlesource.com/1390615
Commit-Ready: ChromeOS CL Exonerator Bot <chromiumos-cl-exonerator@appspot.gserviceaccount.com>
Tested-by: Patrick Georgi <pgeorgi@chromium.org>
Reviewed-by: Patrick Georgi <pgeorgi@chromium.org>