linux-kernel - Re: [alsa-devel] [PATCH 2/5] ASoC: fsl: add imx-tlv320aic3x machine driver

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Message-ID: <20140911064016.GE16489@pengutronix.de>
Date:	Thu, 11 Sep 2014 08:40:16 +0200
From:	Markus Pargmann <mpa@...gutronix.de>
To:	Nicolin Chen <nicoleotsuka@...il.com>
Cc:	Dmitry Lavnikevich <d.lavnikevich@...-solutions.com>,
	"robh+dt@...nel.org" <robh+dt@...nel.org>,
	Pawel Moll <pawel.moll@....com>,
	"mark.rutland@....com" <mark.rutland@....com>,
	ijc+devicetree@...lion.org.uk, Kumar Gala <galak@...eaurora.org>,
	shawn.guo@...escale.com, kernel@...gutronix.de,
	linux@....linux.org.uk, "perex@...ex.cz" <perex@...ex.cz>,
	Takashi Iwai <tiwai@...e.de>, Timur Tabi <timur@...i.org>,
	Xiubo Li <Li.Xiubo@...escale.com>, grant.likely@...aro.org,
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
	"alsa-devel@...a-project.org" <alsa-devel@...a-project.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	linux-arm-kernel@...ts.infradead.org
Subject: Re: [alsa-devel] [PATCH 2/5] ASoC: fsl: add imx-tlv320aic3x machine
 driver

On Wed, Sep 10, 2014 at 11:14:15AM -0700, Nicolin Chen wrote:
> On Wed, Sep 10, 2014 at 7:27 AM, Markus Pargmann <mpa@...gutronix.de> wrote:
> > Hi,
> >
> > On Wed, Sep 10, 2014 at 04:46:46PM +0300, Dmitry Lavnikevich wrote:
> >> This is driver for i.MX6 boards with tlv320aic3x audio codecs.
> >>
> >> Signed-off-by: Dmitry Lavnikevich <d.lavnikevich@...-solutions.com>
> >> ---
> >>  .../bindings/sound/fsl,imx-audio-tlv320aic3x.txt   |  27 ++++
> >>  sound/soc/fsl/Kconfig                              |  13 ++
> >>  sound/soc/fsl/Makefile                             |   2 +
> >>  sound/soc/fsl/imx-tlv320aic3x.c                    | 177 +++++++++++++++++++++
> >>  4 files changed, 219 insertions(+)
> >>  create mode 100644 Documentation/devicetree/bindings/sound/fsl,imx-audio-tlv320aic3x.txt
> >>  create mode 100644 sound/soc/fsl/imx-tlv320aic3x.c
> >
> > Is it possible to use the simple-card
> > (Documentation/devicetree/bindings/sound/simple-card.txt) instead of
> > adding a new audio card driver? There are also DT bindings for the imx
> > audiomultiplexer (imx-audmux.txt).
> 
> I don't know why my mutt doesn't display this mail.
> 
> Anyway, if Simple Card supports audmux, yes, it's also a good idea.

Simple Card doesn't support it. But there are DT bindings for the audmux
device node which allow the definition of a default multiplexer setup.
That configuration is applied in the probe() function of the audmux driver.

Best regards,

Markus

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