1* Marvell Orion Watchdog Time 2 3Required Properties: 4 5- Compatibility : "marvell,orion-wdt" 6 "marvell,armada-370-wdt" 7 "marvell,armada-xp-wdt" 8 "marvell,armada-375-wdt" 9 "marvell,armada-380-wdt" 10 11- reg : Should contain two entries: first one with the 12 timer control address, second one with the 13 rstout enable address. 14 15For "marvell,armada-375-wdt" and "marvell,armada-380-wdt": 16 17- reg : A third entry is mandatory and should contain the 18 shared mask/unmask RSTOUT address. 19 20Clocks required for compatibles = "marvell,orion-wdt", 21 "marvell,armada-370-wdt": 22- clocks : Must contain a single entry describing the clock input 23 24Clocks required for compatibles = "marvell,armada-xp-wdt" 25 "marvell,armada-375-wdt" 26 "marvell,armada-380-wdt": 27- clocks : Must contain an entry for each entry in clock-names. 28- clock-names : Must include the following entries: 29 "nbclk" (L2/coherency fabric clock), 30 "fixed" (Reference 25 MHz fixed-clock). 31 32Optional properties: 33 34- interrupts : Contains the IRQ for watchdog expiration 35- timeout-sec : Contains the watchdog timeout in seconds 36 37Example: 38 39 wdt@20300 { 40 compatible = "marvell,orion-wdt"; 41 reg = <0x20300 0x28>, <0x20108 0x4>; 42 interrupts = <3>; 43 timeout-sec = <10>; 44 status = "okay"; 45 clocks = <&gate_clk 7>; 46 }; 47