linux-kernel - Re: [PATCH] driver: misc: bmp085: remove "of_match

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Message-ID: <20120807105225.GT16861@opensource.wolfsonmicro.com>
Date:	Tue, 7 Aug 2012 11:52:26 +0100
From:	Mark Brown <broonie@...nsource.wolfsonmicro.com>
To:	Felipe Balbi <balbi@...com>
Cc:	Sourav Poddar <sourav.poddar@...com>, arnd@...db.de,
	gregkh@...uxfoundation.org, devicetree-discuss@...ts.ozlabs.org,
	linux-kernel@...r.kernel.org, linux-omap@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH] driver: misc: bmp085: remove "of_match_table" property.

On Tue, Aug 07, 2012 at 08:43:44AM +0300, Felipe Balbi wrote:
> On Mon, Aug 06, 2012 at 04:42:14PM +0100, Mark Brown wrote:

> > It's good practice to have an explict compatible string even if the
> > default happens to work in order to avoid any name clashes.

> of_i2c.c makes no use whatsoever of the compatible string. See that it
> will build an i2c_boardinfo and register a new device. That compatible

If that's all that's done it seems like a bug frankly, certainly based
on previous discussions it ought to be.  There are collisions out there,
they've just happened to not bite us yet

> string is just churn and has no use at all.

This is device tree we're talking about, there's a lot churn anyway.
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