Trembyle: enable external 32K crystal osc
Trembyle: enable external 32K crystal osc

BUG=b:138601174
BRANCH=none
TEST=make buildall -j

Change-Id: Ic2b285a0d1c1f4a43b62bee3db760fedae3bfe6f
Signed-off-by: Denis Brockus <6b21e8190fb5e373363fb95271367073a16474ef@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/1752599
Commit-Queue: Edward Hill <db1406b34e091703092b6b136bdfeb2c8125fc0e@chromium.org>
Reviewed-by: Edward Hill <db1406b34e091703092b6b136bdfeb2c8125fc0e@chromium.org>

coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec