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author | Harini Katakam <harinik@xilinx.com> | 2014-08-22 14:58:02 +0530 |
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committer | Wim Van Sebroeck <wim@iguana.be> | 2014-10-20 20:48:05 +0200 |
commit | 191891c0378f44aec8e06e889a08d0b76fe6c5cb (patch) | |
tree | ce6f5d6d0c21c409b65ea99e412c414d705ba9cf /Documentation/devicetree | |
parent | 58bf016426594e5370e7e7059698a278294db997 (diff) | |
download | op-kernel-dev-191891c0378f44aec8e06e889a08d0b76fe6c5cb.zip op-kernel-dev-191891c0378f44aec8e06e889a08d0b76fe6c5cb.tar.gz |
devicetree: Add Cadence WDT devicetree bindings documentation
Add cadence-wdt bindings documentation.
Signed-off-by: Harini Katakam <harinik@xilinx.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
Diffstat (limited to 'Documentation/devicetree')
-rw-r--r-- | Documentation/devicetree/bindings/watchdog/cadence-wdt.txt | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/watchdog/cadence-wdt.txt b/Documentation/devicetree/bindings/watchdog/cadence-wdt.txt new file mode 100644 index 0000000..c3a36ee --- /dev/null +++ b/Documentation/devicetree/bindings/watchdog/cadence-wdt.txt @@ -0,0 +1,24 @@ +Zynq Watchdog Device Tree Bindings +------------------------------------------- + +Required properties: +- compatible : Should be "cdns,wdt-r1p2". +- clocks : This is pclk (APB clock). +- interrupts : This is wd_irq - watchdog timeout interrupt. +- interrupt-parent : Must be core interrupt controller. + +Optional properties +- reset-on-timeout : If this property exists, then a reset is done + when watchdog times out. +- timeout-sec : Watchdog timeout value (in seconds). + +Example: + watchdog@f8005000 { + compatible = "cdns,wdt-r1p2"; + clocks = <&clkc 45>; + interrupt-parent = <&intc>; + interrupts = <0 9 1>; + reg = <0xf8005000 0x1000>; + reset-on-timeout; + timeout-sec = <10>; + }; |