[PATCH v4 1/2] watchdog: at91sam9_wdt: add device tree support

Fabio Porcedda fabio.porcedda at gmail.com
Fri Sep 28 00:59:02 EST 2012


On Thu, Sep 27, 2012 at 7:56 AM, Jean-Christophe PLAGNIOL-VILLARD
<plagnioj at jcrosoft.com> wrote:
> On 12:25 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..5947929
>> --- /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,at91sam9260-wdt".
>> +- reg: physical base address of the controller and length of memory mapped
>> +  region.
>> +
>> +Optional properties:
>> +- heartbeat: contains the watchdog heartbeats in seconds.
> more I read this binding more it's seems wrong
>
> Today we do not use yet the watchdog framework which we will so we need to
> use the same binding as the watchdog framework

What is the binding of the heartbeat value in the watchdog framework?
I didn't found any binding of the heartbeat in other dt enabled drivers.

> So when we switch the DT will not change


Best regards
-- 
Fabio Porcedda


More information about the devicetree-discuss mailing list