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# 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>;
};
|
