On 11/08/12 21:16, Jon Hunter wrote:
> 
> On 11/08/2012 12:59 PM, Hiremath, Vaibhav wrote:
>> On Fri, Nov 09, 2012 at 00:24:23, Hunter, Jon wrote:
>>>
>>> On 11/08/2012 01:59 AM, Igor Grinberg wrote:
>>>
>>> [snip]
>>>
>>>> There is no reliable way to determine which source should be used in 
>>>> runtime
>>>> for boards that do not have the 32k oscillator wired.
>>>
>>> So thinking about this some more and given that we are moving away from
>>> board files, if a board does not provide a 32kHz clock source, then this
>>> should be reflected in the device-tree source file for that board.
>>> Hence, at boot time we should be able to determine if a 32kHz clock
>>> source can be used.
>>>
>>
>> Let me feed some more thoughts here :)
>>
>> The way it is being detected currently is based on timer idle status bit.
>> I am worried that, this is the only option we have.
> 
> Why not use device-tree to indicate the presence of a 32k clock source?
> This seems like a board level configuration and so device-tree seems to
> be the perfect place for this IMO.

Well, that is what my commit message says...


-- 
Regards,
Igor.
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