linux-kernel - Re: [PATCH] ASoC: mediatek: Add second I2S on mt8173-rt5650 machine driver

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Message-ID: <20160402170404.GG2350@sirena.org.uk>
Date:	Sat, 2 Apr 2016 10:04:04 -0700
From:	Mark Brown <broonie@...nel.org>
To:	PC Liao <pc.liao@...iatek.com>
Cc:	"tiwai@...e.de" <tiwai@...e.de>,
	srv_heupstream <srv_heupstream@...iatek.com>,
	"linux-mediatek@...ts.infradead.org" 
	<linux-mediatek@...ts.infradead.org>,
	"s.hauer@...gutronix.de" <s.hauer@...gutronix.de>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"alsa-devel@...a-project.org" <alsa-devel@...a-project.org>,
	Koro Chen (陳思翰) <koro.chen@...iatek.com>
Subject: Re: [PATCH] ASoC: mediatek: Add second I2S on mt8173-rt5650 machine
 driver

On Fri, Apr 01, 2016 at 10:50:52AM +0800, PC Liao wrote:
> On Wed, 2016-03-30 at 00:07 +0800, Mark Brown wrote:

> > This sort of arrangement is very common - it's often needed to get
> > different sample rates for playback and capture.  Normally it'd be
> > represented in the DT by having the two DAI links specified normally and
> > then having the driver look at the DT to see what's connected to work
> > out what mode to use.

> Could you please suggest the reference driver about this?

Any driver that can identify an individual DAI within a device by using
sound-dai references, even simple-card does this.

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