[PATCH 02/20] Documentation: watchdog: at91sam9_wdt: add clocks property
Alexandre Belloni
alexandre.belloni at free-electrons.com
Wed Jul 29 17:21:48 PDT 2015
The watchdog has an input clock, the slow clock. It is required as it will
not function without it.
Signed-off-by: Alexandre Belloni <alexandre.belloni at free-electrons.com>
---
Cc: Wim Van Sebroeck <wim at iguana.be>
Cc: linux-watchdog at vger.kernel.org
Documentation/devicetree/bindings/watchdog/atmel-wdt.txt | 2 ++
1 file changed, 2 insertions(+)
diff --git a/Documentation/devicetree/bindings/watchdog/atmel-wdt.txt b/Documentation/devicetree/bindings/watchdog/atmel-wdt.txt
index a4d869744f59..86fa6de1019b 100644
--- a/Documentation/devicetree/bindings/watchdog/atmel-wdt.txt
+++ b/Documentation/devicetree/bindings/watchdog/atmel-wdt.txt
@@ -6,6 +6,7 @@ Required properties:
- compatible: must be "atmel,at91sam9260-wdt".
- reg: physical base address of the controller and length of memory mapped
region.
+- clocks: phandle to input clock.
Optional properties:
- timeout-sec: contains the watchdog timeout in seconds.
@@ -39,6 +40,7 @@ Example:
compatible = "atmel,at91sam9260-wdt";
reg = <0xfffffd40 0x10>;
interrupts = <1 IRQ_TYPE_LEVEL_HIGH 7>;
+ clocks = <&clk32k>;
timeout-sec = <15>;
atmel,watchdog-type = "hardware";
atmel,reset-type = "all";
--
2.1.4
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