The level shifting between 3.3V and 1.8V for the SERIRQ signal is not working. Instead use the SERIRQ pad as a gpio which is used as a direct IRQ signal for the keyboard interupt. BUG=chrome-os-partner:23965 BRANCH=None TEST=Built and booted rambi. Keyboard works with associated EC change. CQ-DEPEND=CL:177189 Change-Id: Ifc270ca38207828a6d4711551d4bde9121559cca Signed-off-by: Aaron Durbin <adurbin@chromium.org> Reviewed-on: https://chromium-review.googlesource.com/177223 Tested-by: Bernie Thompson <bhthompson@chromium.org> Reviewed-on: http://review.coreboot.org/4979 Tested-by: build bot (Jenkins) Reviewed-by: Patrick Georgi <patrick@georgi-clan.de>