Re: [PATCH] devicetree - document using aliases to set spi bus number.

[Mark Brown]

On Tue, May 24, 2016 at 08:03:48PM +0200, Christer Weinigel wrote:
> On 05/24/2016 07:20 PM, Mark Brown wrote:

> > I'm not sure this is something we want to support at all, I can't 
> > immediately see anything that does this deliberately in the SPI
> > code and obviously the "bus number" is something of a Linux
> > specific concept which would need some explanation if we were going
> > to document it.  It's something I'm struggling a bit to see a
> > robust use case for that isn't better served by parsing sysfs,
> > what's the goal here?

> If this isn't something that should be in the Documentation/devicetree
>  because it's not generig enough, where should Linux-specific
> interpretations such as this be documented?

I'm not clear that we want to document this at all since I am not clear
that there is a sensible use case for doing it.  I did ask for one but
you've not articulated one in this reply.  I am much less gung ho than
Grant on this one, even as a Linux specific interface it seems very
legacy.

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