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FromKumar Gala <>
SubjectRe: overlapping resources for platform devices?
DateWed, 23 Nov 2005 00:57:40 -0600
On Nov 17, 2005, at 9:49 AM, Russell King wrote:

> On Thu, Nov 17, 2005 at 09:36:38AM -0600, Kumar Gala wrote:
>>>> On Nov 16, 2005, at 12:41 AM, Greg KH wrote:>>>>> On Tue, Nov 15, 2005 at 05:31:57PM -0600, Kumar Gala wrote:
>>>> Guys,>>>>>>>> I was wondering if there was any issue in changing>>>> platform_device_add to>>>> use insert_resource instead of request_resource.  The reason for  
>>>> this>>>> change is to handle several cases where we have device registers  
>>>> that>>>> overlap that two different drivers are handling.>>>>>>>> The biggest case of this is with ethernet on a number of PowerPC
>>>> based>>>> systems where a subset of the ethernet controllers registers are
>>>> used for>>>> MDIO/PHY bus control.  We currently hack around the limitation by
>>>> having>>>> the MDIO/PHY bus not actually register an memory resource region.
>>>>>>>> If the following looks good I'll send a more formal patch.>>>>>> Looks good to me, but Russell knows this code much better than I.
>>>>>> thanks,>>>>>> greg k-h>>>> Russell, any issues?>> Haven't managed to look at this yet - busy catching up after illness.

Any update?

- kumar
-
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