46 lines
1.3 KiB
Plaintext
46 lines
1.3 KiB
Plaintext
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* Marvell Orion Watchdog Time
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Required Properties:
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- Compatibility : "marvell,orion-wdt"
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"marvell,armada-370-wdt"
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"marvell,armada-xp-wdt"
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"marvell,armada-375-wdt"
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"marvell,armada-380-wdt"
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- reg : Should contain two entries: first one with the
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timer control address, second one with the
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rstout enable address.
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For "marvell,armada-375-wdt" and "marvell,armada-380-wdt":
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- reg : A third entry is mandatory and should contain the
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shared mask/unmask RSTOUT address.
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Clocks required for compatibles = "marvell,orion-wdt",
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"marvell,armada-370-wdt":
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- clocks : Must contain a single entry describing the clock input
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Clocks required for compatibles = "marvell,armada-xp-wdt"
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"marvell,armada-375-wdt"
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"marvell,armada-380-wdt":
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- clocks : Must contain an entry for each entry in clock-names.
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- clock-names : Must include the following entries:
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"nbclk" (L2/coherency fabric clock),
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"fixed" (Reference 25 MHz fixed-clock).
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Optional properties:
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- interrupts : Contains the IRQ for watchdog expiration
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- timeout-sec : Contains the watchdog timeout in seconds
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Example:
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wdt@20300 {
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compatible = "marvell,orion-wdt";
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reg = <0x20300 0x28>, <0x20108 0x4>;
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interrupts = <3>;
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timeout-sec = <10>;
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clocks = <&gate_clk 7>;
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};
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