ARM: dts: rockchip: Add SPDIF optical out on Radxa Rock2 Square

Enable the SPDIF optical output on Radxa Rock2 square boards

Signed-off-by: Sjoerd Simons <sjoerd.simons@collabora.co.uk>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
1 file changed