From patchwork Thu Feb 20 17:23:00 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Markus Pargmann X-Patchwork-Id: 3688971 Return-Path: X-Original-To: patchwork-alsa-devel@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork2.web.kernel.org (Postfix) with ESMTP id A7329BF13A for ; Thu, 20 Feb 2014 17:25:02 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id DCBDA20173 for ; Thu, 20 Feb 2014 17:25:01 +0000 (UTC) Received: from alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) by mail.kernel.org (Postfix) with ESMTP id ABC3F20149 for ; Thu, 20 Feb 2014 17:25:00 +0000 (UTC) Received: by alsa0.perex.cz (Postfix, from userid 1000) id A4D1E26586D; Thu, 20 Feb 2014 18:24:57 +0100 (CET) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Spam-Level: X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 Received: from alsa0.perex.cz (localhost [IPv6:::1]) by alsa0.perex.cz (Postfix) with ESMTP id 03B8026588D; Thu, 20 Feb 2014 18:24:08 +0100 (CET) X-Original-To: alsa-devel@alsa-project.org Delivered-To: alsa-devel@alsa-project.org Received: by alsa0.perex.cz (Postfix, from userid 1000) id 0E0F926588B; Thu, 20 Feb 2014 18:24:06 +0100 (CET) Received: from metis.ext.pengutronix.de (metis.ext.pengutronix.de [92.198.50.35]) by alsa0.perex.cz (Postfix) with ESMTP id 18937265851 for ; Thu, 20 Feb 2014 18:23:38 +0100 (CET) Received: from dude.hi.pengutronix.de ([2001:6f8:1178:2:21e:67ff:fe11:9c5c]) by metis.ext.pengutronix.de with esmtp (Exim 4.72) (envelope-from ) id 1WGXLG-0003ae-A9; Thu, 20 Feb 2014 18:23:22 +0100 Received: from mpa by dude.hi.pengutronix.de with local (Exim 4.82) (envelope-from ) id 1WGXLF-0006QA-Iy; Thu, 20 Feb 2014 18:23:21 +0100 From: Markus Pargmann To: Mark Brown Date: Thu, 20 Feb 2014 18:23:00 +0100 Message-Id: <1392916981-9333-4-git-send-email-mpa@pengutronix.de> X-Mailer: git-send-email 1.8.5.3 In-Reply-To: <1392916981-9333-1-git-send-email-mpa@pengutronix.de> References: <1392916981-9333-1-git-send-email-mpa@pengutronix.de> X-SA-Exim-Connect-IP: 2001:6f8:1178:2:21e:67ff:fe11:9c5c X-SA-Exim-Mail-From: mpa@pengutronix.de X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: alsa-devel@alsa-project.org Cc: Markus Pargmann , alsa-devel@alsa-project.org, Lars-Peter Clausen , Liam Girdwood , kernel@pengutronix.de Subject: [alsa-devel] [PATCH v6 3/4] ASoC: tlv320aic32x4: Rearrange clock tree shutdown X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: alsa-devel-bounces@alsa-project.org Sender: alsa-devel-bounces@alsa-project.org X-Virus-Scanned: ClamAV using ClamSMTP Rearrange clock tree shutdown to disable them in the reversed order of startup. First disable all dividers, then PLL followed by master clock. Signed-off-by: Markus Pargmann --- sound/soc/codecs/tlv320aic32x4.c | 32 ++++++++++++++++---------------- 1 file changed, 16 insertions(+), 16 deletions(-) diff --git a/sound/soc/codecs/tlv320aic32x4.c b/sound/soc/codecs/tlv320aic32x4.c index d69c61f..c6bd7e7 100644 --- a/sound/soc/codecs/tlv320aic32x4.c +++ b/sound/soc/codecs/tlv320aic32x4.c @@ -534,29 +534,29 @@ static int aic32x4_set_bias_level(struct snd_soc_codec *codec, case SND_SOC_BIAS_PREPARE: break; case SND_SOC_BIAS_STANDBY: - /* Switch off PLL */ - snd_soc_update_bits(codec, AIC32X4_PLLPR, - AIC32X4_PLLEN, 0); - - /* Switch off NDAC Divider */ - snd_soc_update_bits(codec, AIC32X4_NDAC, - AIC32X4_NDACEN, 0); + /* Switch off BCLK_N Divider */ + snd_soc_update_bits(codec, AIC32X4_BCLKN, + AIC32X4_BCLKEN, 0); - /* Switch off MDAC Divider */ - snd_soc_update_bits(codec, AIC32X4_MDAC, - AIC32X4_MDACEN, 0); + /* Switch off MADC Divider */ + snd_soc_update_bits(codec, AIC32X4_MADC, + AIC32X4_MADCEN, 0); /* Switch off NADC Divider */ snd_soc_update_bits(codec, AIC32X4_NADC, AIC32X4_NADCEN, 0); - /* Switch off MADC Divider */ - snd_soc_update_bits(codec, AIC32X4_MADC, - AIC32X4_MADCEN, 0); + /* Switch off MDAC Divider */ + snd_soc_update_bits(codec, AIC32X4_MDAC, + AIC32X4_MDACEN, 0); - /* Switch off BCLK_N Divider */ - snd_soc_update_bits(codec, AIC32X4_BCLKN, - AIC32X4_BCLKEN, 0); + /* Switch off NDAC Divider */ + snd_soc_update_bits(codec, AIC32X4_NDAC, + AIC32X4_NDACEN, 0); + + /* Switch off PLL */ + snd_soc_update_bits(codec, AIC32X4_PLLPR, + AIC32X4_PLLEN, 0); /* Switch off master clock */ clk_disable_unprepare(aic32x4->mclk);