Documentation/devicetree/bindings/sound/qcom,q6dsp-lpass-clocks.yaml

   1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
   2 %YAML 1.2
   3 ---
   4 $id: "http://devicetree.org/schemas/sound/qcom,q6dsp-lpass-clocks.yaml#"
   5 $schema: "http://devicetree.org/meta-schemas/core.yaml#"
   6
   7 title: Qualcomm DSP LPASS Clock Controller binding
   8
   9 maintainers:
  10   - Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
  11
  12 description: |
  13   This binding describes the Qualcomm DSP Clock Controller
  14
  15 properties:
  16   compatible:
  17     enum:
  18       - qcom,q6afe-clocks
  19       - qcom,q6prm-lpass-clocks
  20
  21   '#clock-cells':
  22     const: 2
  23     description:
  24       Clock Id is followed by clock coupling attributes.
  25         1 = for no coupled clock
  26         2 = for dividend of the coupled clock
  27         3 = for divisor of the coupled clock
  28         4 = for inverted and no couple clock
  29
  30 required:
  31   - compatible
  32   - "#clock-cells"
  33
  34 additionalProperties: false
  35
  36 examples:
  37   - |
  38     #include <dt-bindings/soc/qcom,apr.h>
  39     #include <dt-bindings/sound/qcom,q6afe.h>
  40     apr {
  41         compatible = "qcom,apr-v2";
  42         qcom,domain = <APR_DOMAIN_ADSP>;
  43         #address-cells = <1>;
  44         #size-cells = <0>;
  45
  46         service@4 {
  47             compatible = "qcom,q6afe";
  48             reg = <APR_SVC_AFE>;
  49             qcom,protection-domain = "avs/audio", "msm/adsp/audio_pd";
  50
  51             clock-controller {
  52                 compatible = "qcom,q6afe-clocks";
  53                 #clock-cells = <2>;
  54             };
  55         };
  56     };
  57
  58   - |
  59     #include <dt-bindings/soc/qcom,gpr.h>
  60     gpr {
  61         compatible = "qcom,gpr";
  62         qcom,domain = <GPR_DOMAIN_ID_ADSP>;
  63         #address-cells = <1>;
  64         #size-cells = <0>;
  65
  66         service@2 {
  67             reg = <GPR_PRM_MODULE_IID>;
  68             compatible = "qcom,q6prm";
  69
  70             clock-controller {
  71                 compatible = "qcom,q6prm-lpass-clocks";
  72                 #clock-cells = <2>;
  73             };
  74         };
  75     };