volteer: Enable CBI setup

Add the required code to set up CBI ready for use.

BUG=b:175434113
TEST=build on volteer

Cq-Depend: chromium:2617369
Change-Id: Iba68696747c9c069adcd7580f4b03ac9b1424bbc
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/zephyr-chrome/+/2618661
Commit-Queue: Simon Glass <sjg@chromium.org>
Tested-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Keith Short <keithshort@chromium.org>
Reviewed-by: Jack Rosenthal <jrosenth@chromium.org>
1 file changed