Documentation/devicetree/bindings/pwm/renesas,tpu-pwm.yaml

Source file repositories/reference/linux-study-clean/Documentation/devicetree/bindings/pwm/renesas,tpu-pwm.yaml

File Facts

System
Linux kernel
Corpus path
Documentation/devicetree/bindings/pwm/renesas,tpu-pwm.yaml
Extension
.yaml
Size
2394 bytes
Lines
95
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
%YAML 1.2
---
$id: http://devicetree.org/schemas/pwm/renesas,tpu-pwm.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Renesas R-Car Timer Pulse Unit PWM Controller

maintainers:
  - Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>

properties:
  compatible:
    items:
      - enum:
          - renesas,tpu-r8a73a4   # R-Mobile APE6
          - renesas,tpu-r8a7740   # R-Mobile A1
          - renesas,tpu-r8a7742   # RZ/G1H
          - renesas,tpu-r8a7743   # RZ/G1M
          - renesas,tpu-r8a7744   # RZ/G1N
          - renesas,tpu-r8a7745   # RZ/G1E
          - renesas,tpu-r8a7790   # R-Car H2
          - renesas,tpu-r8a7791   # R-Car M2-W
          - renesas,tpu-r8a7792   # R-Car V2H
          - renesas,tpu-r8a7793   # R-Car M2-N
          - renesas,tpu-r8a7794   # R-Car E2
          - renesas,tpu-r8a7795   # R-Car H3
          - renesas,tpu-r8a7796   # R-Car M3-W
          - renesas,tpu-r8a77961  # R-Car M3-W+
          - renesas,tpu-r8a77965  # R-Car M3-N
          - renesas,tpu-r8a77970  # R-Car V3M
          - renesas,tpu-r8a77980  # R-Car V3H
          - renesas,tpu-r8a779a0  # R-Car V3U
          - renesas,tpu-r8a779g0  # R-Car V4H
          - renesas,tpu-r8a779h0  # R-Car V4M
      - const: renesas,tpu

  reg:
    # Base address and length of each memory resource used by the PWM
    # controller hardware module.
    maxItems: 1

  interrupts:
    maxItems: 1

  '#pwm-cells':
    # should be 3. See pwm.yaml in this directory for a description of
    # the cells format. The only third cell flag supported by this binding is
    # PWM_POLARITY_INVERTED.
    const: 3

  clocks:
    maxItems: 1

  power-domains:
    maxItems: 1

  resets:
    maxItems: 1

required:
  - compatible
  - reg
  - clocks
  - power-domains

allOf:
  - $ref: pwm.yaml#

  - if:

Annotation

Implementation Notes