Documentation/devicetree/bindings/sound/ti,tas2770.yaml

Source file repositories/reference/linux-study-clean/Documentation/devicetree/bindings/sound/ti,tas2770.yaml

File Facts

System
Linux kernel
Corpus path
Documentation/devicetree/bindings/sound/ti,tas2770.yaml
Extension
.yaml
Size
2222 bytes
Lines
91
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.

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Annotated Snippet

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
# Copyright (C) 2019-20 Texas Instruments Incorporated
%YAML 1.2
---
$id: http://devicetree.org/schemas/sound/ti,tas2770.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Texas Instruments TAS2770 Smart PA

maintainers:
  - Shi Fu <shifu0704@thundersoft.com>

description: |
  The TAS2770 is a mono, digital input Class-D audio amplifier optimized for
  efficiently driving high peak power into small loudspeakers.
  Integrated speaker voltage and current sense provides for
  real time monitoring of loudspeaker behavior.

allOf:
  - $ref: dai-common.yaml#

properties:
  compatible:
    enum:
      - ti,tas2770
      - ti,tas5770l # Apple variant

  reg:
    maxItems: 1
    description: |
       I2C address of the device can be between 0x41 to 0x48.

  reset-gpios:
    maxItems: 1
    description: GPIO used to reset the device.

  shutdown-gpios:
    maxItems: 1
    description: GPIO used to control the state of the device.

  interrupts:
    maxItems: 1

  ti,imon-slot-no:
    $ref: /schemas/types.yaml#/definitions/uint32
    description: TDM TX current sense time slot.

  ti,vmon-slot-no:
    $ref: /schemas/types.yaml#/definitions/uint32
    description: TDM TX voltage sense time slot.

  ti,asi-format:
    deprecated: true
    $ref: /schemas/types.yaml#/definitions/uint32
    description: Sets TDM RX capture edge.
    enum:
      - 0 # Rising edge
      - 1 # Falling edge

  '#sound-dai-cells':
    # The codec has a single DAI, the #sound-dai-cells=<1>; case is left in for backward
    # compatibility but is deprecated.
    enum: [0, 1]

required:
  - compatible
  - reg

unevaluatedProperties: false

Annotation

Implementation Notes