From mboxrd@z Thu Jan  1 00:00:00 1970
From: Mark Brown <broonie-GFdadSzt00ze9xe1eoZjHA@public.gmane.org>
Subject: Re: [PATCH] spi/spi-altera: Allow to explicitely override bus
 number via dts
Date: Wed, 1 Feb 2012 14:08:38 +0000
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To: Frederic LAMBERT <frdrc66-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Cc: devicetree-discuss-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org, Rob Herring <rob.herring-bsGFqQB8/DxBDgjK7y7TUQ@public.gmane.org>, spi-devel-general-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org, Tobias Klauser <tklauser-93Khv+1bN0NyDzI6CaY1VQ@public.gmane.org>
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On Wed, Feb 01, 2012 at 03:01:53PM +0100, Frederic LAMBERT wrote:

Don't top post!

> Because this bus number is used to create the device name on
> /sys/bus/spi/..., name that the user app must know to work with.

Why must the user application know this?  What is missing to allow the
application to discover an appropriate device to work with automatically?