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DateTue, 15 Nov 2005 22:41:23 -0800
FromGreg KH <>
SubjectRe: overlapping resources for platform devices?
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
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