linux-kernel - Re: [RFC] [PATCH] Device Tree on ARM platform

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Date:	Thu, 28 May 2009 07:38:42 -0600
From:	Grant Likely <grant.likely@...retlab.ca>
To:	Benjamin Herrenschmidt <benh@...nel.crashing.org>
Cc:	Robert Schwebel <r.schwebel@...gutronix.de>,
	devicetree-discuss <devicetree-discuss@...abs.org>,
	linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.arm.linux.org.uk,
	Janboe Ye <yuan-bo.ye@...orola.com>,
	Timur Tabi <timur@...escale.com>, rmk@....linux.org.uk
Subject: Re: [RFC] [PATCH] Device Tree on ARM platform

On Thu, May 28, 2009 at 1:32 AM, Benjamin Herrenschmidt
<benh@...nel.crashing.org> wrote:
> Nowadays, any struct device can be linked to an OF device node thanks to
> the archdata extension that we added to the generic struct device. One
> of the idea we have in mind is to create a simple mechanism that
> "intanciate" devices based on probing them in the tree, regardless of
> the actual bus and linux device "type" (platform, PCI, i2c, ...).

Which is actually exactly what happens now for i2c, spi and (in .31)
mdio.  of_platform is the exception.  a really big elephant of an
exception, but an excpection never the less.

g.

-- 
Grant Likely, B.Sc., P.Eng.
Secret Lab Technologies Ltd.
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