mb/google/octopus: Enable i2c4 which is the root port for audio codec

BUG=None
BRANCH=None
TEST=On octopus, "aplay -l" shows the Audio codec.

Change-Id: I5d837d62f00d34edf28fd472ae0dbe7c0d94447a
Signed-off-by: Shamile Khan <shamile.khan@intel.com>
Reviewed-on: https://review.coreboot.org/25376
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-by: Justin TerAvest <teravest@chromium.org>
Reviewed-by: Furquan Shaikh <furquan@google.com>
1 file changed