[deliverable/linux.git] / Documentation / devicetree / bindings / watchdog / qcom-wdt.txt

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"
			"qcom,kpss-wdt-ipq4019"
			"qcom,kpss-timer"
			"qcom,scss-timer"
			"qcom,kpss-wdt"

- 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>;
	};
Commit	Line	Data
7c92c3d5 JC	1	Qualcomm Krait Processor Sub-system (KPSS) Watchdog
	2	---------------------------------------------------
	3
	4	Required properties :
	5	- compatible : shall contain only one of the following:
	6
	7	"qcom,kpss-wdt-msm8960"
	8	"qcom,kpss-wdt-apq8064"
	9	"qcom,kpss-wdt-ipq8064"
f0d9d0f4	10	"qcom,kpss-wdt-ipq4019"
6e062696 MM	11	"qcom,kpss-timer"
6e062696 MM	12	"qcom,scss-timer"
f0d9d0f4	13	"qcom,kpss-wdt"
7c92c3d5 JC	14
	15	- reg : shall contain base register location and length
	16	- clocks : shall contain the input clock
	17
	18	Optional properties :
	19	- timeout-sec : shall contain the default watchdog timeout in seconds,
	20	if unset, the default timeout is 30 seconds
	21
	22	Example:
	23	watchdog@208a038 {
	24	compatible = "qcom,kpss-wdt-ipq8064";
	25	reg = <0x0208a038 0x40>;
	26	clocks = <&sleep_clk>;
	27	timeout-sec = <10>;
	28	};