google/caroline: Add missing audio codec info

Add audio codec definitions in devicetree, which were accidentally
dropped when upstreaming

Test: build/boot Caroline with GalliumOS 3.0a2, verify working audio.

Change-Id: I707b93c83f773cde2108b75ec550a15e5566d974
Signed-off-by: Matt DeVillier <matt.devillier@gmail.com>
Reviewed-on: https://review.coreboot.org/27626
Reviewed-by: Martin Roth <martinroth@google.com>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
1 file changed