From mboxrd@z Thu Jan 1 00:00:00 1970 From: Liam Girdwood Subject: Re: [PATCH] ASoC: tpa6130a2: Revisit power-up sequence Date: Tue, 09 Nov 2010 21:39:54 +0000 Message-ID: <1289338794.3290.43.camel@odin> References: <1289206677-11886-1-git-send-email-jhnikula@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mail-wy0-f179.google.com (mail-wy0-f179.google.com [74.125.82.179]) by alsa0.perex.cz (Postfix) with ESMTP id 15C59103849 for ; Tue, 9 Nov 2010 22:40:04 +0100 (CET) Received: by wyb33 with SMTP id 33so5356809wyb.38 for ; Tue, 09 Nov 2010 13:40:03 -0800 (PST) In-Reply-To: <1289206677-11886-1-git-send-email-jhnikula@gmail.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: Jarkko Nikula Cc: alsa-devel@alsa-project.org, Mark Brown , Peter Ujfalusi List-Id: alsa-devel@alsa-project.org On Mon, 2010-11-08 at 10:57 +0200, Jarkko Nikula wrote: > There are no known problems with current power-up sequence which first sets > the /shutdown pin high and then enables the supply. However, swap the order > so that the device is kept in shutdown/reset mode during the supply voltage > transition since slowly rising voltages can usually cause problems if the > device is not kept in reset. > > Signed-off-by: Jarkko Nikula > Cc: Peter Ujfalusi > --- > sound/soc/codecs/tpa6130a2.c | 7 +++---- > 1 files changed, 3 insertions(+), 4 deletions(-) > Applied. Thanks Liam -- Freelance Developer, SlimLogic Ltd ASoC and Voltage Regulator Maintainer. http://www.slimlogic.co.uk