Documentation/devicetree/bindings/sound/amlogic,axg-sound-card.yaml

Source file repositories/reference/linux-study-clean/Documentation/devicetree/bindings/sound/amlogic,axg-sound-card.yaml

File Facts

System
Linux kernel
Corpus path
Documentation/devicetree/bindings/sound/amlogic,axg-sound-card.yaml
Extension
.yaml
Size
5356 bytes
Lines
182
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-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/sound/amlogic,axg-sound-card.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Amlogic AXG sound card

maintainers:
  - Jerome Brunet <jbrunet@baylibre.com>

allOf:
  - $ref: sound-card-common.yaml#

properties:
  compatible:
    const: amlogic,axg-sound-card

  audio-aux-devs:
    $ref: /schemas/types.yaml#/definitions/phandle-array
    description: list of auxiliary devices

  audio-widgets:
    $ref: /schemas/types.yaml#/definitions/non-unique-string-array
    description:
      A list off component DAPM widget. Each entry is a pair of strings,
      the first being the widget type, the second being the widget name

  clocks:
    minItems: 1
    maxItems: 3
    description:
      Base PLL clocks of audio susbsytem, used to configure base clock
      frequencies for different audio use-cases.

patternProperties:
  "^dai-link-[0-9]+$":
    type: object
    additionalProperties: false
    description:
      Container for dai-link level properties and the CODEC sub-nodes.
      There should be at least one (and probably more) subnode of this type

    properties:
      dai-format:
        $ref: /schemas/types.yaml#/definitions/string
        enum: [ i2s, left-j, dsp_a ]

      dai-tdm-slot-num:
        $ref: /schemas/types.yaml#/definitions/uint32
        description:
          Number of slots in use. If omitted, slot number is set to
          accommodate the largest mask provided.
        maximum: 32

      dai-tdm-slot-width:
        $ref: /schemas/types.yaml#/definitions/uint32
        description: Width in bits for each slot
        enum: [ 8, 16, 20, 24, 32 ]
        default: 32

      mclk-fs:
        $ref: /schemas/types.yaml#/definitions/uint32
        description:
          Multiplication factor between the frame rate and master clock
          rate

      sound-dai:
        maxItems: 1
        description: phandle of the CPU DAI

Annotation

Implementation Notes