google/sand: Add devicetree.cb file for sand

It is a copy from baseboard/devicetree.cb  (coreboot.org ToT)

BUG=b:35775065
BRANCH=reef
TEST=emerge-sand coreboot

Change-Id: I5ba86e54ccfbf5af7bf0e9ad8fe7bf22020e48ee
Signed-off-by: Katherine Hsieh <Katherine.Hsieh@quantatw.com>
Reviewed-on: https://review.coreboot.org/18703
Tested-by: build bot (Jenkins)
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
2 files changed