# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) %YAML 1.2 --- $id: http://devicetree.org/schemas/watchdog/mediatek,mtk-wdt.yaml# $schema: http://devicetree.org/meta-schemas/core.yaml# title: MediaTek SoCs Watchdog timer maintainers: - Matthias Brugger description: The watchdog supports a pre-timeout interrupt that fires timeout-sec/2 before the expiry. allOf: - $ref: watchdog.yaml# properties: compatible: oneOf: - enum: - mediatek,mt2712-wdt - mediatek,mt6589-wdt - mediatek,mt6735-wdt - mediatek,mt6795-wdt - mediatek,mt7986-wdt - mediatek,mt7988-wdt - mediatek,mt8183-wdt - mediatek,mt8186-wdt - mediatek,mt8188-wdt - mediatek,mt8192-wdt - mediatek,mt8195-wdt - items: - enum: - mediatek,mt2701-wdt - mediatek,mt6582-wdt - mediatek,mt6797-wdt - mediatek,mt7622-wdt - mediatek,mt7623-wdt - mediatek,mt7629-wdt - mediatek,mt8173-wdt - mediatek,mt8365-wdt - mediatek,mt8516-wdt - const: mediatek,mt6589-wdt reg: maxItems: 1 interrupts: items: - description: Watchdog pre-timeout (bark) interrupt mediatek,disable-extrst: description: Disable sending output reset signal type: boolean mediatek,reset-by-toprgu: description: The Top Reset Generation Unit (TOPRGU) generates reset signals and distributes them to each IP. If present, the watchdog timer will be reset by TOPRGU once system resets. type: boolean '#reset-cells': const: 1 required: - compatible - reg unevaluatedProperties: false examples: - | #include soc { #address-cells = <2>; #size-cells = <2>; watchdog: watchdog@10007000 { compatible = "mediatek,mt8183-wdt"; reg = <0 0x10007000 0 0x100>; interrupts = ; mediatek,disable-extrst; timeout-sec = <10>; #reset-cells = <1>; }; };