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Commit 7c92c3d5 authored by Josh Cartwright's avatar Josh Cartwright Committed by Wim Van Sebroeck
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watchdog: qcom: document device tree bindings 



The Qualcomm Krait Processor Sub-system (KPSS) contains one or more
instances of the WDT.  Provide documentation on how to describe these in
the device tree.

Signed-off-by: default avatarJosh Cartwright <joshc@codeaurora.org>
Reviewed-by: default avatarGuenter Roeck <linux@roeck-us.net>
Signed-off-by: default avatarWim Van Sebroeck <wim@iguana.be>
parent 1094ebe9

Documentation/devicetree/bindings/watchdog/qcom-wdt.txt

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Qualcomm Krait Processor Sub-system (KPSS) Watchdog

---------------------------------------------------



Required properties :

- compatible : shall contain only one of the following:



			"qcom,kpss-wdt-msm8960"

			"qcom,kpss-wdt-apq8064"

			"qcom,kpss-wdt-ipq8064"



- reg : shall contain base register location and length

- clocks : shall contain the input clock



Optional properties :

- timeout-sec : shall contain the default watchdog timeout in seconds,

                if unset, the default timeout is 30 seconds



Example:

	watchdog@208a038 {

		compatible = "qcom,kpss-wdt-ipq8064";

		reg = <0x0208a038 0x40>;

		clocks = <&sleep_clk>;

		timeout-sec = <10>;

	};