smaug: Set LDO2 voltage to 1.8V

LDO2 regulator is used as an always-on reference for the droop alert
circuit. Set output voltage to match kernel settings.

CQ-DEPEND=CL:284649
BUG=chrome-os-partner:42305
BRANCH=None
TEST=Compiles successfully and boots to kernel prompt

Change-Id: I58cc473452b871392d813387707a0b8288e46561
Signed-off-by: Furquan Shaikh <furquan@google.com>
Reviewed-on: https://chromium-review.googlesource.com/284879
Tested-by: Furquan Shaikh <furquan@chromium.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Commit-Queue: Furquan Shaikh <furquan@chromium.org>
Trybot-Ready: Furquan Shaikh <furquan@chromium.org>
1 file changed