Documentation/devicetree/bindings/timer/renesas,ostm.yaml

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

File Facts

System
Linux kernel
Corpus path
Documentation/devicetree/bindings/timer/renesas,ostm.yaml
Extension
.yaml
Size
1813 bytes
Lines
80
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/timer/renesas,ostm.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Renesas OS Timer (OSTM)

maintainers:
  - Chris Brandt <chris.brandt@renesas.com>
  - Geert Uytterhoeven <geert+renesas@glider.be>

description:
  The OSTM is a multi-channel 32-bit timer/counter with fixed clock source that
  can operate in either interval count down timer or free-running compare match
  mode.

  Channels are independent from each other.

properties:
  compatible:
    items:
      - enum:
          - renesas,r7s72100-ostm  # RZ/A1H
          - renesas,r7s9210-ostm   # RZ/A2M
          - renesas,r9a07g043-ostm # RZ/G2UL and RZ/Five
          - renesas,r9a07g044-ostm # RZ/G2{L,LC}
          - renesas,r9a07g054-ostm # RZ/V2L
          - renesas,r9a09g056-ostm # RZ/V2N
          - renesas,r9a09g057-ostm # RZ/V2H(P)
      - const: renesas,ostm        # Generic

  reg:
    maxItems: 1

  interrupts:
    maxItems: 1

  clocks:
    maxItems: 1

  power-domains:
    maxItems: 1

  resets:
    maxItems: 1

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

if:
  properties:
    compatible:
      not:
        contains:
          enum:
            - renesas,r7s72100-ostm
            - renesas,r7s9210-ostm
then:
  required:
    - resets

additionalProperties: false

examples:
  - |

Annotation

Implementation Notes