[PATCH v3 1/2] watchdog: at91sam9_wdt: add device tree support

Fabio Porcedda fabio.porcedda at gmail.com
Tue Sep 25 19:45:17 EST 2012


On Tue, Sep 25, 2012 at 10:10 AM, Jean-Christophe PLAGNIOL-VILLARD
<plagnioj at jcrosoft.com> wrote:
> On 09:28 Tue 25 Sep     , Fabio Porcedda wrote:
>> Tested on an at91sam9260 board (evk-pro3)
>>
>> Signed-off-by: Fabio Porcedda <fabio.porcedda at gmail.com>
>> ---
>>  .../devicetree/bindings/watchdog/atmel-wdt.txt      | 19 +++++++++++++++++++
>>  drivers/watchdog/at91sam9_wdt.c                     | 21 +++++++++++++++++++++
>>  2 files changed, 40 insertions(+)
>>  create mode 100644 Documentation/devicetree/bindings/watchdog/atmel-wdt.txt
>>
>> diff --git a/Documentation/devicetree/bindings/watchdog/atmel-wdt.txt b/Documentation/devicetree/bindings/watchdog/atmel-wdt.txt
>> new file mode 100644
>> index 0000000..724fad1
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/watchdog/atmel-wdt.txt
>> @@ -0,0 +1,19 @@
>> +* Atmel Watchdog Timers
>> +
>> +** at91sam9-wdt
>> +
>> +Required properties:
>> +- compatible: must be "atmel,at91sam9-wdt".
>> +- reg: physical base address of the controller and length of memory mapped
>> +  region.
>> +
>> +Optional properties:
>> +- heartbeat: contains the watchdog heartbeats in seconds.
>> +
>> +Example:
>> +
>> +     watchdog at fffffd40 {
>> +             compatible = "atmel,at91sam9-wdt";
> for the secind time atmel,at91sam9260-watchdog

Ok, i will fix this.

> you need to put the first soc that use it in the compatible
>> +             reg = <0xfffffd40 0x10>;
>> +             heartbeat = <10>;
> need put second in the property name so need to read the doc

I didn't found any example about a property with "second" in the name.
Which It's best "heartbeat-seconds", "heartbeat-sec" or "heartbeat-s" ?

> Best Regards,
> J.


Thanks for the review and my best regards
-- 
Fabio Porcedda


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