Cr50: Fixes a glitching issue during GPIO initialization.
Cr50: Fixes a glitching issue during GPIO initialization.

The output enable bit was being set before the output value was
initialized.

BRANCH=none
BUG=none
TEST=Confirmed the fix with a logic analyzer

Change-Id: If8228d716b4924b5fd65b8f59436f4b37f05644e
Signed-off-by: Nadim Taha <b42c84a30622c1b59fd137ddd0faa205f9b90636@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/327212
Reviewed-by: Bill Richardson <129945214b1d548d8e49b6c29c43094f8c78057f@chromium.org>

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