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-rw-r--r--Documentation/devicetree/bindings/watchdog/atmel-wdt.txt4
1 files changed, 4 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/watchdog/atmel-wdt.txt b/Documentation/devicetree/bindings/watchdog/atmel-wdt.txt
index 2957ebb5aa7..fcdd48f7dcf 100644
--- a/Documentation/devicetree/bindings/watchdog/atmel-wdt.txt
+++ b/Documentation/devicetree/bindings/watchdog/atmel-wdt.txt
@@ -7,9 +7,13 @@ Required properties:
- reg: physical base address of the controller and length of memory mapped
region.
+Optional properties:
+- timeout-sec: contains the watchdog timeout in seconds.
+
Example:
watchdog@fffffd40 {
compatible = "atmel,at91sam9260-wdt";
reg = <0xfffffd40 0x10>;
+ timeout-sec = <10>;
};