Date: Tue, 27 Nov 2012 14:04:02 +0000
From: Mark Brown <broonie@opensource.wolfsonmicro.com>
To: Peter Korsgaard <jacmet@sunsite.dk>
Cc: "Hebbar, Gururaja" <gururaja.hebbar@ti.com>, alsa-devel@alsa-project.org,
        sudhakar.raj@ti.com, linux-doc@vger.kernel.org,
        linux-kernel@vger.kernel.org, devicetree-discuss@lists.ozlabs.org,
        nsekhar@ti.com, davinci-linux-open-source@linux.davincidsp.com,
        perex@perex.cz, lrg@ti.com, linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH 1/2] ASoC: davinci-mcasp: Add pinctrl support
Message-ID: <20121127140402.GE4468@opensource.wolfsonmicro.com>
References: <1353557099-21599-1-git-send-email-gururaja.hebbar@ti.com>
 <1353557099-21599-2-git-send-email-gururaja.hebbar@ti.com>
 <20121126114511.GE9411@opensource.wolfsonmicro.com>
 <87y5hn1tey.fsf@dell.be.48ers.dk>
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On Mon, Nov 26, 2012 at 09:55:33PM -0800, Peter Korsgaard wrote:
> >>>>> "Mark" == Mark Brown <broonie@opensource.wolfsonmicro.com> writes:

>  Mark> Since the driver is happy to continue without the pins why is it
>  Mark> bothering requesting them in the first place?  In other words, this
>  Mark> should be a hard error.

> Sorry, I disagree. As was discussed recently, there's several reasons
> why the pinctrl call might fail, and not all are fatal (E.G. pinmux
> already setup by bootloader):

> http://article.gmane.org/gmane.linux.kernel/1399756

I'd expect the platform to provide stub mappings for cases where the
pinmux code shouldn't do anything.

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