Documentation/devicetree/bindings/sound/qcom,apq8016-sbc.txt

   1 * Qualcomm Technologies APQ8016 SBC ASoC machine driver
   2
   3 This node models the Qualcomm Technologies APQ8016 SBC ASoC machine driver
   4
   5 Required properties:
   6
   7 - compatible            : "qcom,apq8016-sbc-sndcard"
   8
   9 - pinctrl-N             : One property must exist for each entry in
  10                           pinctrl-names.  See ../pinctrl/pinctrl-bindings.txt
  11                           for details of the property values.
  12 - pinctrl-names         : Must contain a "default" entry.
  13 - reg                   : Must contain an address for each entry in reg-names.
  14 - reg-names             : A list which must include the following entries:
  15                                 * "mic-iomux"
  16                                 * "spkr-iomux"
  17 - qcom,model            : Name of the sound card.
  18
  19 Dai-link subnode properties and subnodes:
  20
  21 Required dai-link subnodes:
  22
  23 - cpu                                   : CPU   sub-node
  24 - codec                                 : CODEC sub-node
  25
  26 Required CPU/CODEC subnodes properties:
  27
  28 -link-name              : Name of the dai link.
  29 -sound-dai              : phandle and port of CPU/CODEC
  30 -capture-dai            : phandle and port of CPU/CODEC
  31
  32 Example:
  33
  34 sound: sound {
  35         compatible = "qcom,apq8016-sbc-sndcard";
  36         reg = <0x07702000 0x4>, <0x07702004 0x4>;
  37         reg-names = "mic-iomux", "spkr-iomux";
  38         qcom,model = "DB410c";
  39
  40         /* I2S - Internal codec */
  41         internal-dai-link@0 {
  42                 cpu { /* PRIMARY */
  43                         sound-dai = <&lpass MI2S_PRIMARY>;
  44                 };
  45                 codec {
  46                         sound-dai = <&wcd_codec 0>;
  47                 };
  48         };
  49
  50         /* External Primary or External Secondary -ADV7533 HDMI */
  51         external-dai-link@0 {
  52                 link-name = "ADV7533";
  53                 cpu { /* QUAT */
  54                         sound-dai = <&lpass MI2S_QUATERNARY>;
  55                 };
  56                 codec {
  57                         sound-dai = <&adv_bridge 0>;
  58                 };
  59         };
  60 };