xref: /freebsd/sys/contrib/device-tree/Bindings/watchdog/ti,davinci-wdt.yaml (revision b2d2a78ad80ec68d4a17f5aef97d21686cb1e29b)

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/watchdog/ti,davinci-wdt.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: TI DaVinci/Keystone Watchdog Timer Controller

maintainers:
  - Kousik Sanagavarapu <five231003@gmail.com>

description: |
  TI's Watchdog Timer Controller for DaVinci and Keystone Processors.

  Datasheets

    Davinci DM646x - https://www.ti.com/lit/ug/spruer5b/spruer5b.pdf
    Keystone - https://www.ti.com/lit/ug/sprugv5a/sprugv5a.pdf

allOf:
  - $ref: watchdog.yaml#

properties:
  compatible:
    oneOf:
      - items:
          - const: ti,keystone-wdt
          - const: ti,davinci-wdt
      - items:
          - const: ti,davinci-wdt

  reg:
    maxItems: 1

  power-domains:
    maxItems: 1

  clocks:
    maxItems: 1

required:
  - compatible
  - reg

unevaluatedProperties: false

examples:
  - |
    wdt: watchdog@22f0080 {
        compatible = "ti,keystone-wdt", "ti,davinci-wdt";
        reg = <0x022f0080 0x80>;
        clocks = <&clkwdtimer0>;
    };

...