watchdog: Add Broadcom BCM2835 watchdog timer driver

[mirror_ubuntu-zesty-kernel.git] / Documentation / devicetree / bindings / watchdog / brcm,bcm2835-pm-wdog.txt

diff --git a/Documentation/devicetree/bindings/watchdog/brcm,bcm2835-pm-wdog.txt b/Documentation/devicetree/bindings/watchdog/brcm,bcm2835-pm-wdog.txt
index d209366b4a69d88b893a5428b87ba3c0555a1e69..f801d71de1cd42565e44831f25aa04c0d06ca726 100644 (file)
--- a/Documentation/devicetree/bindings/watchdog/brcm,bcm2835-pm-wdog.txt
+++ b/Documentation/devicetree/bindings/watchdog/brcm,bcm2835-pm-wdog.txt
@@ -5,9 +5,14 @@ Required properties:
 - compatible : should be "brcm,bcm2835-pm-wdt"
 - reg : Specifies base physical address and size of the registers.
 
+Optional properties:
+
+- timeout-sec   : Contains the watchdog timeout in seconds
+
 Example:
 
 watchdog {
        compatible = "brcm,bcm2835-pm-wdt";
        reg = <0x7e100000 0x28>;
+       timeout-sec = <10>;
 };