The Keystone arch is using clocks in DT and source clock for watchdog
has to be specified, so add this to binding.
Signed-off-by: Ivan Khoronzhuk <ivan.khoronzhuk@xxxxxx>
---
.../devicetree/bindings/watchdog/davinci-wdt.txt | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/Documentation/devicetree/bindings/watchdog/davinci-wdt.txt b/Documentation/devicetree/bindings/watchdog/davinci-wdt.txt
index fddced9..4db4d0e 100644
--- a/Documentation/devicetree/bindings/watchdog/davinci-wdt.txt
+++ b/Documentation/devicetree/bindings/watchdog/davinci-wdt.txt
@@ -7,6 +7,10 @@ Required properties:
- reg : Should contain WDT registers location and length
+- clocks: phandle reference to the controller clock.
+ Required only for Keystone arch.
+ See clock-bindings.txt
+
Optional properties:
- timeout-sec: Contains the watchdog timeout in seconds
@@ -21,4 +25,5 @@ wdt: wdt@2320000 {
compatible = "ti,davinci-wdt";
reg = <0x02320000 0x80>;
timeout-sec = <30>;
+ clocks = <&clkwdtimer0>;
};