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| author | Jonas Jensen <jonas.jensen@gmail.com> | 2013-08-02 18:40:45 +0400 |
|---|---|---|
| committer | Wim Van Sebroeck <wim@iguana.be> | 2013-11-17 22:34:49 +0400 |
| commit | e14538e0db8d880291064348bda7d52ec8322675 (patch) | |
| tree | e670e629231e771a1f3a03134c42794c42a69969 /Documentation | |
| parent | b3970bdebbb2901becca7cb82e44b5c5976f0fae (diff) | |
| download | linux-e14538e0db8d880291064348bda7d52ec8322675.tar.xz | |
watchdog: Add MOXA ART watchdog driver
This patch adds a watchdog driver for the main hardware watchdog timer
found on MOXA ART SoCs.
The MOXA ART SoC provides one writable timer register, restarting
the hardware once it reaches zero. The register is auto decremented
every APB clock cycle.
Signed-off-by: Jonas Jensen <jonas.jensen@gmail.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/devicetree/bindings/watchdog/moxa,moxart-watchdog.txt | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/watchdog/moxa,moxart-watchdog.txt b/Documentation/devicetree/bindings/watchdog/moxa,moxart-watchdog.txt new file mode 100644 index 000000000000..1169857d1d12 --- /dev/null +++ b/Documentation/devicetree/bindings/watchdog/moxa,moxart-watchdog.txt @@ -0,0 +1,15 @@ +MOXA ART Watchdog timer + +Required properties: + +- compatible : Must be "moxa,moxart-watchdog" +- reg : Should contain registers location and length +- clocks : Should contain phandle for the clock that drives the counter + +Example: + + watchdog: watchdog@98500000 { + compatible = "moxa,moxart-watchdog"; + reg = <0x98500000 0x10>; + clocks = <&coreclk>; + }; |