Documentation/devicetree/bindings/sound/atmel,sama5d2-classd.yaml

Source file repositories/reference/linux-study-clean/Documentation/devicetree/bindings/sound/atmel,sama5d2-classd.yaml

File Facts

System
Linux kernel
Corpus path
Documentation/devicetree/bindings/sound/atmel,sama5d2-classd.yaml
Extension
.yaml
Size
2469 bytes
Lines
106
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)
# Copyright (C) 2022 Microchip Technology, Inc. and its subsidiaries
%YAML 1.2
---
$id: http://devicetree.org/schemas/sound/atmel,sama5d2-classd.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Atmel ClassD Amplifier

maintainers:
  - Nicolas Ferre <nicolas.ferre@microchip.com>
  - Alexandre Belloni <alexandre.belloni@bootlin.com>
  - Claudiu Beznea <claudiu.beznea@microchip.com>

description:
  The Audio Class D Amplifier (CLASSD) is a digital input, Pulse Width
  Modulated (PWM) output stereo Class D amplifier.

properties:
  compatible:
    oneOf:
      - items:
          - const: atmel,sama5d2-classd
      - items:
          - const: microchip,sam9x7-classd
          - const: atmel,sama5d2-classd

  reg:
    maxItems: 1

  interrupts:
    maxItems: 1

  dmas:
    maxItems: 1

  dma-names:
    const: tx

  clocks:
    maxItems: 2

  clock-names:
    items:
      - const: pclk
      - const: gclk

  atmel,model:
    $ref: /schemas/types.yaml#/definitions/string
    default: CLASSD
    description: The user-visible name of this sound complex.

  atmel,pwm-type:
    $ref: /schemas/types.yaml#/definitions/string
    enum:
      - single
      - diff
    default: single
    description: PWM modulation type.

  atmel,non-overlap-time:
    $ref: /schemas/types.yaml#/definitions/uint32
    enum:
      - 5
      - 10
      - 15
      - 20
    default: 10
    description:
      Set non-overlapping time, the unit is nanosecond(ns).

Annotation

Implementation Notes