From: Stefan Roese <sr@denx.de>
To: linuxppc-dev@ozlabs.org
Subject: Re: [PATCH 4/5] Convert PowerPC MPC i2c to of_platform_driver from platform_driver
Date: Thu, 20 Dec 2007 07:04:16 +0100
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Cc: David Gibson <david@gibson.dropbear.id.au>, Jon Smirl <jonsmirl@gmail.com>,
       i2c@lm-sensors.org, linux-kernel@vger.kernel.org
References: <20071220044136.20091.70984.stgit@terra.home> <20071220044144.20091.35917.stgit@terra.home> <20071220051618.GB29058@localhost.localdomain>
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On Thursday 20 December 2007, David Gibson wrote:
> On Wed, Dec 19, 2007 at 11:41:44PM -0500, Jon Smirl wrote:
> > Convert MPC i2c driver from being a platform_driver to an open
> > firmware version. Error returns were improved. Routine names were
> > changed from fsl_ to mpc_ to make them match the file name.
>
> In discussions BenH and I have had, we've actually concluded that
> moving this from platform drivers to of_platform drives is not
> actually a good idea.
>
> In fact we're planning to move away from of_platform devices and
> drivers and instead develop a framework for instantiating platform
> devices or i2c devices or whatever devices from the device tree nodes.

Now that is interesting news. I like this idea.

But what should be done to support the still missing devices in the 4xx 
arch/powerpc tree, like I2C, NAND etc.? Should we wait with those driver till 
this framework is available?

Thanks.

Cheers,
Stefan
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