arm/dt: 8974: Add device tree node for hdmi driver

Add device tree node for hdmi audio. This is added to
support audio playback over HDMI.

Change-Id: I24fe51eccfab57b300ec18ae9406c7b994f8c2bb
Signed-off-by: Harmandeep Singh <hsingh@codeaurora.org>
1 file changed