linux-kernel - Re: [PATCH 2/3] spidev: Add DT binding example.

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Message-ID: <20150426110144.GK22845@sirena.org.uk>
Date:	Sun, 26 Apr 2015 12:01:44 +0100
From:	Mark Brown <broonie@...nel.org>
To:	Michal Suchanek <hramrach@...il.com>
Cc:	linux-sunxi <linux-sunxi@...glegroups.com>,
	Jonathan Corbet <corbet@....net>, linux-spi@...r.kernel.org,
	linux-doc@...r.kernel.org,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 2/3] spidev: Add DT binding example.

On Sun, Apr 26, 2015 at 12:54:36PM +0200, Michal Suchanek wrote:
> On 26 April 2015 at 12:32, Mark Brown <broonie@...nel.org> wrote:

> > No, this is broken - nothing should ever bind to spidev as spidev.  The
> > fact that we have a binding document at all is a bug.

> And how do you get spidev if nothing binds to it?

> When you boot without the binding no device is created.

Describe your actual hardware in the DT then add the relevant device ID
to spidev.

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