[PATCH 3/4] ARM: pmu: add OF probing support

Rob Herring robherring2 at gmail.com
Mon Jun 13 09:55:05 EDT 2011


On 06/13/2011 08:48 AM, Mark Rutland wrote:
>> -----Original Message-----
>> From: Rob Herring [mailto:robherring2 at gmail.com]
>> Sent: 13 June 2011 14:40
>> To: Mark Rutland
>> Cc: linux-arm-kernel at lists.infradead.org; Jamie Iles; Will Deacon
>> Subject: Re: [PATCH 3/4] ARM: pmu: add OF probing support
>>
>> Mark,
>>
>> On 06/13/2011 04:35 AM, Mark Rutland wrote:
>>> This is based on an earlier patch from Rob Herring
>> <rob.herring at calxeda.com>
>>>
>>>> Add OF match table to enable OF style driver binding. The dts entry
>> is like
>>>> this:
>>>>
>>>> pmu {
>>>>    compatible = "arm,cortex-a9-pmu";
>>>>    interrupts = <100 101>;
>>>> };
>>>>
>>>> The use of pdev->id as an index breaks with OF device binding, so
>> set the type
>>>> based on the OF compatible string.
>>>
>>> This modification sets the PMU hardware type based on data embedded
>> in the
>>> binding, allowing easy addition of new PMU types in future.
>>>
>>> Support for new PMU types not provided by devicetree can be added
>> later using
>>> platform_device_id tables in a similar fashion.
>>>
>>> Cc: Jamie Iles <jamie at jamieiles.com>
>>> Cc: Rob Herring <rob.herring at calxeda.com>
>>> Cc: Will Deacon <will.deacon at arm.com>
>>> ---
>>>
>>>  Rob: would you be happy to merge this into your tree? or would you
>>>  rather I sent it through Russell?
>>
>> Looks good to me. I'm happy for you to take it.
>>
>> Rob
> 
> Thanks. Mind if I add your Ack?
> 

Acked-by: Rob Herring <rob.herring at calxeda.com>



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