Linux Audio

Check our new training course

Embedded Linux Audio

Check our new training course
with Creative Commons CC-BY-SA
lecture materials

Bootlin logo

Elixir Cross Referencer

Open Menu / Documentation / devicetree / bindings / watchdog / renesas,wdt.yaml
Loading...
  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/watchdog/renesas,wdt.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Renesas Watchdog Timer (WDT) Controller

maintainers:
  - Wolfram Sang <wsa+renesas@sang-engineering.com>
  - Geert Uytterhoeven <geert+renesas@glider.be>

allOf:
  - $ref: "watchdog.yaml#"

properties:
  compatible:
    oneOf:
      - items:
          - enum:
              - renesas,r7s72100-wdt     # RZ/A1
              - renesas,r7s9210-wdt      # RZ/A2
          - const: renesas,rza-wdt       # RZ/A

      - items:
          - enum:
              - renesas,r8a7742-wdt      # RZ/G1H
              - renesas,r8a7743-wdt      # RZ/G1M
              - renesas,r8a7744-wdt      # RZ/G1N
              - renesas,r8a7745-wdt      # RZ/G1E
              - renesas,r8a77470-wdt     # RZ/G1C
              - renesas,r8a7790-wdt      # R-Car H2
              - renesas,r8a7791-wdt      # R-Car M2-W
              - renesas,r8a7792-wdt      # R-Car V2H
              - renesas,r8a7793-wdt      # R-Car M2-N
              - renesas,r8a7794-wdt      # R-Car E2
          - const: renesas,rcar-gen2-wdt # R-Car Gen2 and RZ/G1

      - items:
          - enum:
              - renesas,r8a774a1-wdt     # RZ/G2M
              - renesas,r8a774b1-wdt     # RZ/G2N
              - renesas,r8a774c0-wdt     # RZ/G2E
              - renesas,r8a7795-wdt      # R-Car H3
              - renesas,r8a7796-wdt      # R-Car M3-W
              - renesas,r8a77961-wdt     # R-Car M3-W+
              - renesas,r8a77965-wdt     # R-Car M3-N
              - renesas,r8a77970-wdt     # R-Car V3M
              - renesas,r8a77980-wdt     # R-Car V3H
              - renesas,r8a77990-wdt     # R-Car E3
              - renesas,r8a77995-wdt     # R-Car D3
          - const: renesas,rcar-gen3-wdt # R-Car Gen3 and RZ/G2

  reg:
    maxItems: 1

  interrupts:
    maxItems: 1

  clocks:
    maxItems: 1

  power-domains:
    maxItems: 1

  resets:
    maxItems: 1

  timeout-sec: true

required:
  - compatible
  - reg
  - clocks

if:
  not:
    properties:
      compatible:
        contains:
          enum:
            - renesas,rza-wdt
then:
  required:
    - power-domains
    - resets

additionalProperties: false

examples:
  - |
    #include <dt-bindings/clock/r8a7795-cpg-mssr.h>
    #include <dt-bindings/power/r8a7795-sysc.h>
    wdt0: watchdog@e6020000 {
            compatible = "renesas,r8a7795-wdt", "renesas,rcar-gen3-wdt";
            reg = <0xe6020000 0x0c>;
            clocks = <&cpg CPG_MOD 402>;
            power-domains = <&sysc R8A7795_PD_ALWAYS_ON>;
            resets = <&cpg 402>;
            timeout-sec = <60>;
    };