From mboxrd@z Thu Jan 1 00:00:00 1970 From: Michele Da Rold Subject: Re: wm8974 sam9g45 part #2 Date: Wed, 29 Jun 2011 18:58:52 +0200 Message-ID: <4E0B59CC.1040602@ecsproject.com> References: <4DF0E2B4.7040401@ecsproject.com> <20110610103118.GA26441@sirena.org.uk> <4DFB1CEA.2060308@ecsproject.com> <4DFB6CA5.9010202@ecsproject.com> <20110624120943.GG9483@opensource.wolfsonmicro.com> <4E09AB6F.4060905@ecsproject.com> <20110629030307.GB22472@opensource.wolfsonmicro.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from cp-out9.libero.it (cp-out9.libero.it [212.52.84.109]) by alsa0.perex.cz (Postfix) with ESMTP id 0DEEE1038FA for ; Wed, 29 Jun 2011 18:59:00 +0200 (CEST) In-Reply-To: <20110629030307.GB22472@opensource.wolfsonmicro.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: alsa-devel-bounces@alsa-project.org Errors-To: alsa-devel-bounces@alsa-project.org To: Mark Brown Cc: dp@opensource.wolfsonmicro.com, alsa-devel@alsa-project.org List-Id: alsa-devel@alsa-project.org 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 > _______________________________________________ > Alsa-devel mailing list > Alsa-devel@alsa-project.org > http://mailman.alsa-project.org/mailman/listinfo/alsa-devel