linux-kernel - Re: [PATCH 1/1] mfd: Fix runtime warning caused by duplicate device registration

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Message-ID: <20120705120600.GT4111@opensource.wolfsonmicro.com>
Date:	Thu, 5 Jul 2012 13:06:00 +0100
From:	Mark Brown <broonie@...nsource.wolfsonmicro.com>
To:	Lee Jones <lee.jones@...aro.org>
Cc:	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	linus.walleij@...ricsson.com, arnd@...db.de, sameo@...ux.intel.com
Subject: Re: [PATCH 1/1] mfd: Fix runtime warning caused by duplicate device
 registration

On Thu, Jul 05, 2012 at 12:46:49PM +0100, Lee Jones wrote:

> Besides, the main role of Device Tree is to eradicate platform code.
> Whereas the code in the MFD driver used to register the AB8500 devices
> is not platform code.

Right, this is a big part of what I'm saying.

> Does that answer your question better?

Not really, no.  

> >> By the way, this patch has nothing to do with registering these
> >> devices when DT is enabled. The code already does that. This is a
> >> bug fix, to stop multiple registration of the ab8500 when DT is
> >> _not_ enabled.

> > Really?  It seems really surprising that adding more DT support to the
> > MFD core would have any bearing on something like this...

> I'm not really sure what you mean by this.

You seemed to be suggesting that your fix was in some way related to the
DT changes in the MFD core.  I'm unsure as to the relationship here.

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