Re: overlapping resources for platform devices?

[Kumar Gala <galak@kernel.crashing.org>]

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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