From mboxrd@z Thu Jan 1 00:00:00 1970 From: Russell King - ARM Linux Subject: Re: [PATCH 2/2] Quick fix for the audio clocks on SAM9-L9261 Date: Fri, 12 Mar 2010 10:18:59 +0000 Message-ID: <20100312101859.GC29306@n2100.arm.linux.org.uk> References: <20100312105817.4392b594@rechenknecht2k7> <20100312110032.2e57fdce@rechenknecht2k7> <20100312110241.3d97237b@rechenknecht2k7> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <20100312110241.3d97237b@rechenknecht2k7> Sender: linux-kernel-owner@vger.kernel.org To: Benjamin Valentin Cc: linux-kernel@vger.kernel.org, tiwai@suse.de, alsa-devel@alsa-project.org, dinuxbg@gmail.com, linux-arm-kernel@lists.infradead.org List-Id: alsa-devel@alsa-project.org On Fri, Mar 12, 2010 at 11:02:41AM +0100, Benjamin Valentin wrote: > Signed-off-by: Dimitar Dimitrov This should be... > >From 10a85229b2357c89d5170efde5ac0e1cba4c9f9e Mon Sep 17 00:00:00 2001 > From: Dimitar Dimitrov > Date: Wed, 27 May 2009 08:11:37 +0300 > Subject: [PATCH] Quick fix for the audio clocks on SAM9-L9261 > > This patch together with support from SAM9-L9261 hardware fix an issue with > audio clocks. AT73C213 needs MCLK and BCLK with equal phase. The MCLK from > AT91SAM9XXX clock output and BCLK from the SSC TK clock output are not > phase-synchronized. Thus the SAM9-L9261 board provides external hardware > divison by 8 from MCLK to BCLK, ensuring zero phase difference. > > See: http://www.at91.com/phpbb/viewtopic.php?t=2633 ... here. It's supposed to be part of the commit message.