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authorAlexandre Belloni <alexandre.belloni@free-electrons.com>2015-07-30 00:43:07 +0200
committerAlexandre Belloni <alexandre.belloni@free-electrons.com>2015-08-07 11:57:06 +0200
commitd79e327aa58505fe693ef4a5157cc61eb968be02 (patch)
tree704e3504995ecf73982e1d0c8ea5693853f482e6 /Documentation/devicetree
parent04600560a01270ef3a9bdeaeeebcfa23df81a327 (diff)
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Documentation: watchdog: at91sam9_wdt: add clocks property
The watchdog has an input clock, the slow clock. It is required as it will not function without it. Reviewed-by: Guenter Roeck <linux@roeck-us.net> Acked-by: Boris Brezillon <boris.brezillon@free-electrons.com> Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Diffstat (limited to 'Documentation/devicetree')
-rw-r--r--Documentation/devicetree/bindings/watchdog/atmel-wdt.txt2
1 files changed, 2 insertions, 0 deletions
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";
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