Documentation/devicetree/bindings/sound/qcom,q6apm.yaml

Source file repositories/reference/linux-study-clean/Documentation/devicetree/bindings/sound/qcom,q6apm.yaml

File Facts

System
Linux kernel
Corpus path
Documentation/devicetree/bindings/sound/qcom,q6apm.yaml
Extension
.yaml
Size
1512 bytes
Lines
69
Domain
Support Tooling And Documentation
Bucket
Documentation
Inferred role
Support Tooling And Documentation: configuration, schema, or hardware description
Status
atlas-only

Why This File Exists

Repository support layer: documentation, build tooling, samples, user-space helper tools, generated initramfs support, licenses, and validation utilities.

Dependency Surface

Detected Declarations

Annotated Snippet

# SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause
%YAML 1.2
---
$id: http://devicetree.org/schemas/sound/qcom,q6apm.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Qualcomm Audio Process Manager (Q6APM)

maintainers:
  - Krzysztof Kozlowski <krzk@kernel.org>
  - Srinivas Kandagatla <srinivas.kandagatla@linaro.org>

allOf:
  - $ref: dai-common.yaml#
  - $ref: /schemas/soc/qcom/qcom,apr-services.yaml#

properties:
  compatible:
    enum:
      - qcom,q6apm

  bedais:
    type: object
    $ref: /schemas/sound/qcom,q6apm-lpass-dais.yaml#
    unevaluatedProperties: false
    description: Qualcomm DSP audio ports

  dais:
    type: object
    $ref: /schemas/sound/qcom,q6apm-dai.yaml#
    unevaluatedProperties: false
    description: Qualcomm DSP audio ports

  '#sound-dai-cells':
    const: 0

required:
  - compatible
  - bedais
  - dais

unevaluatedProperties: false

examples:
  - |
    #include <dt-bindings/soc/qcom,gpr.h>

    gpr {
        #address-cells = <1>;
        #size-cells = <0>;

        service@1 {
            reg = <GPR_APM_MODULE_IID>;
            compatible = "qcom,q6apm";
            #sound-dai-cells = <0>;
            qcom,protection-domain = "avs/audio", "msm/adsp/audio_pd";

            dais {
                compatible = "qcom,q6apm-dais";
                iommus = <&apps_smmu 0x1801 0x0>;
            };

            bedais {
                compatible = "qcom,q6apm-lpass-dais";
                #sound-dai-cells = <1>;
            };
        };
    };

Annotation

Implementation Notes