From: Michele Da Rold <michele.darold@ecsproject.com>
To: Mark Brown <broonie@opensource.wolfsonmicro.com>
Cc: dp@opensource.wolfsonmicro.com, alsa-devel@alsa-project.org
Subject: Re: wm8974 sam9g45 part #2
Date: Wed, 29 Jun 2011 18:58:52 +0200 [thread overview]
Message-ID: <4E0B59CC.1040602@ecsproject.com> (raw)
In-Reply-To: <20110629030307.GB22472@opensource.wolfsonmicro.com>
Il 29/06/2011 05:03, Mark Brown ha scritto:
> On Tue, Jun 28, 2011 at 12:22:39PM +0200, Michele Da Rold wrote:
>
>> 3. I use the default configuration of wm8974 registers, I put the
>> volume to 100%, the result on headphone output is noise, only
>> noise....
>> Stopping playback the noise stop so I think that I'm playing a sound
>> but no output!!
>
> This sounds like your clocking configuration is bad and the CODEC isn't
> parsing the data sent by the CPU.
You suggestion is ok, it was a problem with clock (MCLK) not I can do a
playback without problem.
and now capture a sound...
thank you
Michele
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> Alsa-devel@alsa-project.org
> http://mailman.alsa-project.org/mailman/listinfo/alsa-devel
next prev parent reply other threads:[~2011-06-29 16:59 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-06-09 15:11 wm8974 and sam9g45 atmel Michele Da Rold
2011-06-10 10:31 ` Mark Brown
2011-06-17 9:22 ` Michele Da Rold
2011-06-17 15:03 ` Michele Da Rold
2011-06-24 12:09 ` Mark Brown
2011-06-28 10:22 ` wm8974 sam9g45 part #2 Michele Da Rold
2011-06-29 3:03 ` Mark Brown
2011-06-29 16:58 ` Michele Da Rold [this message]
2014-07-11 6:01 ` wm8974 and sam9g45 atmel Sangilikumar
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