From mboxrd@z Thu Jan 1 00:00:00 1970 From: Lars-Peter Clausen Subject: [PATCH 2/6] ASoC: SSM2602: Do not power the codec up in probe Date: Sun, 8 May 2011 09:24:42 -0700 Message-ID: <1304871886-18509-2-git-send-email-lars@metafoo.de> References: <20110508135613.GA15968@opensource.wolfsonmicro.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from smtp-out-035.synserver.de (smtp-out-048.synserver.de [212.40.185.48]) by alsa0.perex.cz (Postfix) with ESMTP id 3C6AB103804 for ; Sun, 8 May 2011 18:25:21 +0200 (CEST) In-Reply-To: <20110508135613.GA15968@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 , Liam Girdwood , Mike Frysinger Cc: uclinux-dist-devel@blackfin.uclinux.org, alsa-devel@alsa-project.org, Lars-Peter Clausen , device-drivers-devel@blackfin.uclinux.org List-Id: alsa-devel@alsa-project.org It is not required to have the codec powered at this stage and DAPM will power the ADC and DAC down again after probe has run anyway. Thus we avoid some unnecessary writes by this change. Signed-off-by: Lars-Peter Clausen --- sound/soc/codecs/ssm2602.c | 3 --- 1 files changed, 0 insertions(+), 3 deletions(-) diff --git a/sound/soc/codecs/ssm2602.c b/sound/soc/codecs/ssm2602.c index a09d66c..e1ebf3d 100644 --- a/sound/soc/codecs/ssm2602.c +++ b/sound/soc/codecs/ssm2602.c @@ -509,8 +509,6 @@ static int ssm2602_probe(struct snd_soc_codec *codec) return ret; } - /*power on device*/ - snd_soc_write(codec, SSM2602_ACTIVE, 0); /* set the update bits */ reg = snd_soc_read(codec, SSM2602_LINVOL); snd_soc_write(codec, SSM2602_LINVOL, reg | LINVOL_LRIN_BOTH); @@ -523,7 +521,6 @@ static int ssm2602_probe(struct snd_soc_codec *codec) /*select Line in as default input*/ snd_soc_write(codec, SSM2602_APANA, APANA_SELECT_DAC | APANA_ENABLE_MIC_BOOST); - snd_soc_write(codec, SSM2602_PWR, 0); snd_soc_add_controls(codec, ssm2602_snd_controls, ARRAY_SIZE(ssm2602_snd_controls)); -- 1.7.2.5