Documentation/devicetree/bindings/sound/amlogic,g12a-tohdmitx.txt

   1 * Amlogic HDMI Tx control glue
   2
   3 Required properties:
   4 - compatible: "amlogic,g12a-tohdmitx" or
   5               "amlogic,sm1-tohdmitx"
   6 - reg: physical base address of the controller and length of memory
   7        mapped region.
   8 - #sound-dai-cells: should be 1.
   9 - resets: phandle to the dedicated reset line of the hdmitx glue.
  10
  11 Example on the S905X2 SoC:
  12
  13 tohdmitx: audio-controller@744 {
  14         compatible = "amlogic,g12a-tohdmitx";
  15         reg = <0x0 0x744 0x0 0x4>;
  16         #sound-dai-cells = <1>;
  17         resets = <&clkc_audio AUD_RESET_TOHDMITX>;
  18 };
  19
  20 Example of an 'amlogic,axg-sound-card':
  21
  22 sound {
  23         compatible = "amlogic,axg-sound-card";
  24
  25 [...]
  26
  27         dai-link-x {
  28                 sound-dai = <&tdmif_a>;
  29                 dai-format = "i2s";
  30                 dai-tdm-slot-tx-mask-0 = <1 1>;
  31
  32                 codec-0 {
  33                         sound-dai = <&tohdmitx TOHDMITX_I2S_IN_A>;
  34                 };
  35
  36                 codec-1 {
  37                         sound-dai = <&external_dac>;
  38                 };
  39         };
  40
  41         dai-link-y {
  42                 sound-dai = <&tdmif_c>;
  43                 dai-format = "i2s";
  44                 dai-tdm-slot-tx-mask-0 = <1 1>;
  45
  46                 codec {
  47                         sound-dai = <&tohdmitx TOHDMITX_I2S_IN_C>;
  48                 };
  49         };
  50
  51         dai-link-z {
  52                 sound-dai = <&tohdmitx TOHDMITX_I2S_OUT>;
  53
  54                 codec {
  55                         sound-dai = <&hdmi_tx>;
  56                 };
  57         };
  58 };