1ROCKCHIP with DP via I2S 2 3Required properties: 4- compatible: "rockchip,cdndp-sound" 5- rockchip,cpu: The phandle of the Rockchip I2S controller controller that's 6 connected to the codec 7- rockchip,codec: The phandle of the the DP encoder node 8 9Example: 10 11sound { 12 compatible = "rockchip,cdndp-sound"; 13 rockchip,cpu = <&i2s2>; 14 rockchip,codec = <&cdn_dp>; 15}; 16