arch/arm64/boot/dts/ti/k3-am62x-sk-hdmi-audio.dtso

   1 // SPDX-License-Identifier: GPL-2.0
   2 /**
   3  * Audio playback via HDMI for AM625-SK and AM62-LP SK.
   4  *
   5  * Links:
   6  * AM625 SK: https://www.ti.com/tool/SK-AM62
   7  * AM62-LP SK: https://www.ti.com/tool/SK-AM62-LP
   8  *
   9  * Copyright (C) 2023 Texas Instruments Incorporated - http://www.ti.com/
  10  */
  11
  12 /dts-v1/;
  13 /plugin/;
  14
  15 &{/} {
  16         hdmi_audio: sound-sii9022 {
  17                 compatible = "simple-audio-card";
  18                 simple-audio-card,name = "AM62x-Sil9022-HDMI";
  19                 simple-audio-card,format = "i2s";
  20                 simple-audio-card,bitclock-master = <&hdmi_dailink_master>;
  21                 simple-audio-card,frame-master = <&hdmi_dailink_master>;
  22
  23                 hdmi_dailink_master: simple-audio-card,cpu {
  24                         sound-dai = <&mcasp1>;
  25                         system-clock-direction-out;
  26                 };
  27
  28                 simple-audio-card,codec {
  29                         sound-dai = <&sii9022>;
  30                 };
  31         };
  32 };
  33
  34 &mcasp1 {
  35         auxclk-fs-ratio = <2177>;
  36 };
  37
  38 &codec_audio {
  39         status = "disabled";
  40 };