linux-kernel - Re: [alsa-devel] [PATCH] ASoC: generic: add generic compound card with DT support

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Date:	Wed, 01 Jan 2014 21:11:23 +0100
From:	Lars-Peter Clausen <lars@...afoo.de>
To:	Jean-Francois Moine <moinejf@...e.fr>
CC:	Liam Girdwood <lgirdwood@...il.com>, alsa-devel@...a-project.org,
	Mark Brown <broonie@...nel.org>, linux-kernel@...r.kernel.org
Subject: Re: [alsa-devel] [PATCH] ASoC: generic: add generic compound card
 with DT support

On 01/01/2014 09:08 PM, Jean-Francois Moine wrote:
> On Wed, 01 Jan 2014 20:05:05 +0100
> Lars-Peter Clausen <lars@...afoo.de> wrote:
> 
>> As Mark also said, this binding definitely leaks way too much internals of
>> the current ASoC implementation. In my opinion the way forward for ASoC is
>> to stop to distinguish between different types of components. This is on one
>> hand CODECS and CPU-DAIs and on the other hand also front-end and beck-end
>> DAIs. The first steps in this direction have already been take by the start
>> of the component-fication, but its still a long way to go. Exposing those
>> concepts via the devicetree will only make it harder to get rid of them
>> later. The bindings for a compound card should essentially describe which
>> components are involved and how the fabric between and around them looks
>> like. If the type of the component is needed in the ASoC implementation it
>> should be possible to auto-discover it. Also I think we want to align the
>> devicetree bindings with what the media people have been doing[1].
> 
> (you forgot the [1] reference)

http://lxr.free-electrons.com/source/Documentation/devicetree/bindings/media/video-interfaces.txt
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