Skylake: Enabling L1 substates for PCIe based WIFI

This patch enables L1 substates of PCIe link for power savings.

BUG=none
BRANCH=none
TEST=build and boot coreboot on sklrvp3 and lspci -vvvxxxx shows '1e' cap
(L1ss)is enabled for the wifi module.

Change-Id: Ie03653cdcce452a8878639bff2fd935dc822d9de
Signed-off-by: Pratik Prajapati <pratikkumar.v.prajapati@intel.com>
Reviewed-on: https://chromium-review.googlesource.com/276424
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Commit-Queue: Naveenkrishna Ch <naveenkrishna.ch@intel.com>
Tested-by: Naveenkrishna Ch <naveenkrishna.ch@intel.com>
1 file changed