watchdog: davinci: add "timeout-sec" property

Since Davinci WDT has been switched to use WDT core, it became able
to support timeout-sec property, so add it to it's binding description.

Signed-off-by: Ivan Khoronzhuk <ivan.khoronzhuk@ti.com>
Acked-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>

1 files changed, 4 insertions, 0 deletions

diff --git a/Documentation/devicetree/bindings/watchdog/davinci-wdt.txt b/Documentation/devicetree/bindings/watchdog/davinci-wdt.txt
index 75558ccd9a05..e450134650bb 100644
--- a/Documentation/devicetree/bindings/watchdog/davinci-wdt.txt
+++ b/Documentation/devicetree/bindings/watchdog/davinci-wdt.txt
@@ -4,9 +4,13 @@ Required properties:
 - compatible : Should be "ti,davinci-wdt"
 - reg : Should contain WDT registers location and length
 
+Optional properties:
+- timeout-sec : Contains the watchdog timeout in seconds
+
 Examples:
 
 wdt: wdt@2320000 {
         compatible = "ti,davinci-wdt";
         reg = <0x02320000 0x80>;
+        timeout-sec = <30>;
 };