Documentation/devicetree/bindings/sound/allwinner,sun50i-a64-codec-analog.yaml

Source file repositories/reference/linux-study-clean/Documentation/devicetree/bindings/sound/allwinner,sun50i-a64-codec-analog.yaml

File Facts

System
Linux kernel
Corpus path
Documentation/devicetree/bindings/sound/allwinner,sun50i-a64-codec-analog.yaml
Extension
.yaml
Size
898 bytes
Lines
45
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
%YAML 1.2
---
$id: http://devicetree.org/schemas/sound/allwinner,sun50i-a64-codec-analog.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Allwinner A64 Analog Codec

maintainers:
  - Chen-Yu Tsai <wens@csie.org>
  - Maxime Ripard <mripard@kernel.org>

properties:
  compatible:
    const: allwinner,sun50i-a64-codec-analog

  reg:
    maxItems: 1

  cpvdd-supply:
    description:
      Regulator for the headphone amplifier

  allwinner,internal-bias-resistor:
    description:
      Enable the internal 2.2K bias resistor between HBIAS and MICDET pins
    type: boolean

required:
  - compatible
  - reg
  - cpvdd-supply

additionalProperties: false

examples:
  - |
    codec_analog: codec-analog@1f015c0 {
      compatible = "allwinner,sun50i-a64-codec-analog";
      reg = <0x01f015c0 0x4>;
      cpvdd-supply = <&reg_eldo1>;
    };

...

Annotation

Implementation Notes