&sound4 { simple-audio-card,dai-link@0 { reg = <0>; format = "left_j"; bitclock-master = <&sndcpu0>; frame-master = <&sndcpu0>; status = "okay"; sndcpu0: cpu { sound-dai = <&spdif0>; }; codec { sound-dai = <&spdif_transmitter>; }; }; };