Based on kernel version 6.1.49
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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 | Mediatek SoCs Watchdog timer The watchdog supports a pre-timeout interrupt that fires timeout-sec/2 before the expiry. Required properties: - compatible should contain: "mediatek,mt2701-wdt", "mediatek,mt6589-wdt": for MT2701 "mediatek,mt2712-wdt": for MT2712 "mediatek,mt6582-wdt", "mediatek,mt6589-wdt": for MT6582 "mediatek,mt6589-wdt": for MT6589 "mediatek,mt6797-wdt", "mediatek,mt6589-wdt": for MT6797 "mediatek,mt7622-wdt", "mediatek,mt6589-wdt": for MT7622 "mediatek,mt7623-wdt", "mediatek,mt6589-wdt": for MT7623 "mediatek,mt7629-wdt", "mediatek,mt6589-wdt": for MT7629 "mediatek,mt7986-wdt", "mediatek,mt6589-wdt": for MT7986 "mediatek,mt8183-wdt": for MT8183 "mediatek,mt8186-wdt", "mediatek,mt6589-wdt": for MT8186 "mediatek,mt8516-wdt", "mediatek,mt6589-wdt": for MT8516 "mediatek,mt8192-wdt": for MT8192 "mediatek,mt8195-wdt", "mediatek,mt6589-wdt": for MT8195 - reg : Specifies base physical address and size of the registers. Optional properties: - mediatek,disable-extrst: disable send output reset signal - interrupts: Watchdog pre-timeout (bark) interrupt. - timeout-sec: contains the watchdog timeout in seconds. - #reset-cells: Should be 1. Example: watchdog: watchdog@10007000 { compatible = "mediatek,mt8183-wdt", "mediatek,mt6589-wdt"; mediatek,disable-extrst; reg = <0 0x10007000 0 0x100>; interrupts = <GIC_SPI 139 IRQ_TYPE_NONE>; timeout-sec = <10>; #reset-cells = <1>; }; |