In order to enable a Super I/O in non Chrome EC systems we need to make pch_enable_lpc() available to the mainboard romstage.c BUG=none BRANCH=none TEST=boot ChromeOS on Beltino Change-Id: I34e7d23012e1852c69e82ba7cdc81a05751846de Signed-off-by: Stefan Reinauer <reinauer@google.com> Signed-off-by: Stefan Reinauer <reinauer@chromium.org> Reviewed-on: https://chromium-review.googlesource.com/172180 Reviewed-by: Duncan Laurie <dlaurie@chromium.org> Reviewed-by: Aaron Durbin <adurbin@chromium.org> Commit-Queue: Stefan Reinauer <reinauer@chromium.org> Reviewed-on: http://review.coreboot.org/6019 Tested-by: build bot (Jenkins) Reviewed-by: Patrick Georgi <patrick@georgi-clan.de>