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-rw-r--r--Documentation/devicetree/bindings/watchdog/davinci-wdt.txt12
1 files changed, 10 insertions, 2 deletions
diff --git a/Documentation/devicetree/bindings/watchdog/davinci-wdt.txt b/Documentation/devicetree/bindings/watchdog/davinci-wdt.txt
index e450134..e60b9a1 100644
--- a/Documentation/devicetree/bindings/watchdog/davinci-wdt.txt
+++ b/Documentation/devicetree/bindings/watchdog/davinci-wdt.txt
@@ -1,11 +1,18 @@
-DaVinci Watchdog Timer (WDT) Controller
+Texas Instruments DaVinci/Keystone Watchdog Timer (WDT) Controller
Required properties:
-- compatible : Should be "ti,davinci-wdt"
+- compatible : Should be "ti,davinci-wdt", "ti,keystone-wdt"
- reg : Should contain WDT registers location and length
Optional properties:
- timeout-sec : Contains the watchdog timeout in seconds
+- clocks : the clock feeding the watchdog timer.
+ Needed if platform uses clocks.
+ See clock-bindings.txt
+
+Documentation:
+Davinci DM646x - http://www.ti.com/lit/ug/spruer5b/spruer5b.pdf
+Keystone - http://www.ti.com/lit/ug/sprugv5a/sprugv5a.pdf
Examples:
@@ -13,4 +20,5 @@ wdt: wdt@2320000 {
compatible = "ti,davinci-wdt";
reg = <0x02320000 0x80>;
timeout-sec = <30>;
+ clocks = <&clkwdtimer0>;
};