bolt: Set GPIO29 as input in S0, output+high in S3/S5

This resolves WiFi issues after suspend/resume.

It needs related SPI descriptor soft strap change to
enable SLP_WLAN as a GPIO instead of owned by the ME.

BUG=chrome-os-partner:22175
BRANCH=bolt
TEST=manual: suspend/resume and test wifi

Change-Id: I03f4458d1e52a913770d391061baa6cfa41e8558
Signed-off-by: Duncan Laurie <dlaurie@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/170577
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
2 files changed