Add HDMI audio support to veyron-mickey. The sound card should expose
one audio device for HDMI.
Signed-off-by: Cheng-Yi Chiang <cychiang@chromium.org>
Link: https://lore.kernel.org/r/20191028071930.145899-7-cychiang@chromium.orgSigned-off-by: Heiko Stuebner <heiko@sntech.de>