Documentation/devicetree/bindings/watchdog/apple,wdt.yaml

Source file repositories/reference/linux-study-clean/Documentation/devicetree/bindings/watchdog/apple,wdt.yaml

File Facts

System
Linux kernel
Corpus path
Documentation/devicetree/bindings/watchdog/apple,wdt.yaml
Extension
.yaml
Size
1358 bytes
Lines
66
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/watchdog/apple,wdt.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Apple SoC Watchdog

maintainers:
  - Sven Peter <sven@svenpeter.dev>

allOf:
  - $ref: watchdog.yaml#

properties:
  compatible:
    oneOf:
      - items:
          - enum:
              - apple,t6020-wdt
              - apple,t8122-wdt
          - const: apple,t8103-wdt
      - items:
          - enum:
              # Do not add additional SoC to this list.
              - apple,s5l8960x-wdt
              - apple,t7000-wdt
              - apple,s8000-wdt
              - apple,t8010-wdt
              - apple,t8015-wdt
              - apple,t8103-wdt
              - apple,t8112-wdt
              - apple,t6000-wdt
          - const: apple,wdt

  reg:
    maxItems: 1

  clocks:
    maxItems: 1

  interrupts:
    maxItems: 1

required:
  - compatible
  - reg
  - clocks
  - interrupts

unevaluatedProperties: false

examples:
  - |
    #include <dt-bindings/interrupt-controller/apple-aic.h>
    #include <dt-bindings/interrupt-controller/irq.h>

    wdt: watchdog@50000000 {
        compatible = "apple,t8103-wdt", "apple,wdt";
        reg = <0x50000000 0x4000>;
        clocks = <&clk>;
        interrupts = <AIC_IRQ 123 IRQ_TYPE_LEVEL_HIGH>;
    };

...

Annotation

Implementation Notes