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Re: [PATCH 1/2] power: reset: at91: add sama5d3 reset function

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  Re: [PATCH 1/2] power: reset: at91: add sama5d3 reset function Nicolas Ferre <nicolas.ferre@atmel.com> - 2015-07-10 18:20 +0200

#1181722 — Re: [PATCH 1/2] power: reset: at91: add sama5d3 reset function

Le 10/07/2015 14:31, Maxime Ripard a écrit :
> On Fri, Jul 10, 2015 at 02:09:07PM +0200, Alexandre Belloni wrote:
>> Hi,
>>
>> On 10/07/2015 at 15:56:52 +0800, Josh Wu wrote :
>>> I would agree with Maxime. Currently all latest chip reset function is
>>> compatible with the atmel,sama5d3-rstc.
>>> So check compatible string is enough for now.
>>> But of cause if we have other incompatible reset in future with new chip,
>>> the structure like you said is needed.
>>
>> We managed to avoid using of_machine_is_compatible() in all the at91
>> drivers. I'd like to keep it that way. It was painful enough to remove
>> all those cpu_is_at91xxx calls.
> 
> That's your call...
> 
>> Also, using it is trying to match strings and will result in longer boot
>> times.
> 
> Have you looked at the implementation of of_match_device? If that's
> really a concern to you, you should actually avoid it.

I agree: let's keep it simple and use of_match_device().

Bye,
-- 
Nicolas Ferre
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