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-rw-r--r--Documentation/devicetree/bindings/watchdog/sunxi-wdt.txt4
1 files changed, 4 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/watchdog/sunxi-wdt.txt b/Documentation/devicetree/bindings/watchdog/sunxi-wdt.txt
index 62dd5baad70e..49900e72f6b1 100644
--- a/Documentation/devicetree/bindings/watchdog/sunxi-wdt.txt
+++ b/Documentation/devicetree/bindings/watchdog/sunxi-wdt.txt
@@ -6,9 +6,13 @@ Required properties:
"allwinner,sun6i-a31-wdt"
- reg : Specifies base physical address and size of the registers.
+Optional properties:
+- timeout-sec : Contains the watchdog timeout in seconds
+
Example:
wdt: watchdog@1c20c90 {
compatible = "allwinner,sun4i-a10-wdt";
reg = <0x01c20c90 0x10>;
+ timeout-sec = <10>;
};