From mboxrd@z Thu Jan  1 00:00:00 1970
From: Mark Brown <broonie@kernel.org>
Subject: Re: [alsa-devel] [RFC PATCH 2/2] ASoC: simple-card: Add
 documentation for force-dpcm property
Date: Mon, 14 Oct 2019 17:10:54 +0100
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Cc: Daniel Baluta <daniel.baluta@nxp.com>, Devicetree List <devicetree@vger.kernel.org>, Linux-ALSA <alsa-devel@alsa-project.org>, Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>, Linux Kernel Mailing List <linux-kernel@vger.kernel.org>, Liam Girdwood <lgirdwood@gmail.com>, Takashi Iwai <tiwai@suse.com>, Rob Herring <robh+dt@kernel.org>, dl-linux-imx <linux-imx@nxp.com>, Guido Roncarolo <guido.roncarolo@nxp.com>, Jerome Laclavere <jerome.laclavere@nxp.com>
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On Mon, Oct 14, 2019 at 04:17:31PM +0300, Daniel Baluta wrote:
> On Mon, Oct 14, 2019 at 2:57 PM Mark Brown <broonie@kernel.org> wrote:

> > DPCM is an implementation detail of Linux (and one that we want to phase
> > out going forwards too), we shouldn't be putting it in the DT bindings
> > where it becomes an ABI.

> I see your point. This is way I marked the patch series as RFC. I need to find
> another way to reuse simple-card as machine driver for SOF.

Have a look at the way the Renesas systems are using this and the audio
graph card - they have DPCM.

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