Messages in this thread | | | Date | Thu, 25 Sep 2014 20:19:15 -0700 | From | Guenter Roeck <> | Subject | Re: [PATCH v4 2/3] watchdog: qcom: document device tree bindings |
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On 09/25/2014 03:51 PM, Josh Cartwright wrote: > 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: Josh Cartwright <joshc@codeaurora.org>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
> --- > .../devicetree/bindings/watchdog/qcom-wdt.txt | 24 ++++++++++++++++++++++ > 1 file changed, 24 insertions(+) > create mode 100644 Documentation/devicetree/bindings/watchdog/qcom-wdt.txt > > diff --git a/Documentation/devicetree/bindings/watchdog/qcom-wdt.txt b/Documentation/devicetree/bindings/watchdog/qcom-wdt.txt > new file mode 100644 > index 0000000..4726924 > --- /dev/null > +++ b/Documentation/devicetree/bindings/watchdog/qcom-wdt.txt > @@ -0,0 +1,24 @@ > +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>; > + }; >
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