From: Mark Brown <broonie@kernel.org>
To: Mark Rutland <mark.rutland@arm.com>
Cc: Jyri Sarha <jsarha@ti.com>,
"alsa-devel@alsa-project.org" <alsa-devel@alsa-project.org>,
"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
"linux-omap@vger.kernel.org" <linux-omap@vger.kernel.org>,
"peter.ujfalusi@ti.com" <peter.ujfalusi@ti.com>,
"liam.r.girdwood@linux.intel.com"
<liam.r.girdwood@linux.intel.com>,
"bcousson@baylibre.com" <bcousson@baylibre.com>,
"detheridge@ti.com" <detheridge@ti.com>
Subject: Re: [PATCH v4] ASoC: tlv320aic31xx: Add basic codec driver implementation
Date: Mon, 10 Mar 2014 12:11:49 +0000 [thread overview]
Message-ID: <20140310121149.GF28112@sirena.org.uk> (raw)
In-Reply-To: <20140310120938.GJ14999@e106331-lin.cambridge.arm.com>
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On Mon, Mar 10, 2014 at 12:09:38PM +0000, Mark Rutland wrote:
> On Mon, Mar 10, 2014 at 08:52:21AM +0000, Jyri Sarha wrote:
> > + 1 or MICBIAS_2_0V - MICBIAS output is powered to 2.0V
> > + 2 or MICBIAS_2_5V - MICBIAS output is powered to 2.5V
> > + 3 or MICBIAS_AVDD - MICBIAS output is connected to AVDD
> > + If this node is not mentioned or if the value is unknown, then
> > + micbias is set to 2.0V.
> Why does the dts write need to select these -- what prevents this
> getting selected dynamically?
It's a property of the system integration - the board will be designed
to bias the microphone at some voltage.
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next prev parent reply other threads:[~2014-03-10 12:11 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-03-10 8:52 [PATCH v4] AM43xx-ePOS-EVM audio support with TLV320AIC31XX driver Jyri Sarha
2014-03-10 8:52 ` [PATCH v4] ASoC: tlv320aic31xx: Add basic codec driver implementation Jyri Sarha
2014-03-10 9:39 ` Lokesh Vutla
2014-03-10 9:45 ` Mark Brown
2014-03-10 12:09 ` Mark Rutland
2014-03-10 12:11 ` Mark Brown [this message]
2014-03-10 13:15 ` Jyri Sarha
2014-03-10 13:31 ` Mark Rutland
2014-03-10 12:58 ` Mark Brown
[not found] ` <20140310125848.GI28112-GFdadSzt00ze9xe1eoZjHA@public.gmane.org>
2014-03-10 13:25 ` Jyri Sarha
2014-03-10 15:47 ` Mark Brown
2014-03-10 16:05 ` Jyri Sarha
2014-03-10 19:23 ` Jyri Sarha
2014-03-10 9:13 ` [PATCH v4] AM43xx-ePOS-EVM audio support with TLV320AIC31XX driver Mark Brown
2014-03-10 9:26 ` Jyri Sarha
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