From patchwork Tue May 24 09:51:16 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Nicolas Ferre X-Patchwork-Id: 811222 Received: from bombadil.infradead.org (bombadil.infradead.org [18.85.46.34]) by demeter1.kernel.org (8.14.4/8.14.3) with ESMTP id p4O8iUie010664 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO) for ; Tue, 24 May 2011 08:44:51 GMT Received: from canuck.infradead.org ([2001:4978:20e::1]) by bombadil.infradead.org with esmtps (Exim 4.76 #1 (Red Hat Linux)) id 1QOnCY-0008Cz-Eq; Tue, 24 May 2011 08:42:54 +0000 Received: from localhost ([127.0.0.1] helo=canuck.infradead.org) by canuck.infradead.org with esmtp (Exim 4.76 #1 (Red Hat Linux)) id 1QOnCW-0006MF-Qp; Tue, 24 May 2011 08:42:52 +0000 Received: from newsmtp5.atmel.com ([204.2.163.5] helo=sjogate2.atmel.com) by canuck.infradead.org with esmtp (Exim 4.76 #1 (Red Hat Linux)) id 1QOnCM-0006LK-EV for linux-arm-kernel@lists.infradead.org; Tue, 24 May 2011 08:42:43 +0000 Received: from meyreuil.atmel.fr ([10.159.254.132]) by sjogate2.atmel.com (8.13.6/8.13.6) with ESMTP id p4O8ddlf000364; Tue, 24 May 2011 01:39:40 -0700 (PDT) Received: from bendor.rfo.atmel.com ([10.159.245.201]) by meyreuil.atmel.fr (8.11.7p1+Sun/8.11.7) with ESMTP id p4O8gaa12465; Tue, 24 May 2011 10:42:36 +0200 (MEST) From: Nicolas Ferre To: broonie@opensource.wolfsonmicro.com, linux-arm-kernel@lists.infradead.org, alsa-devel@alsa-project.org Subject: [PATCH] ASoc: sam9g20_wm8731: use the proper SYSCKL value Date: Tue, 24 May 2011 11:51:16 +0200 Message-Id: <1306230676-28688-1-git-send-email-nicolas.ferre@atmel.com> X-Mailer: git-send-email 1.7.3 X-CRM114-Version: 20090807-BlameThorstenAndJenny ( TRE 0.7.6 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20110524_044242_690808_37F0A52D X-CRM114-Status: UNSURE ( 9.39 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -0.0 (/) X-Spam-Report: SpamAssassin version 3.3.1 on canuck.infradead.org summary: Content analysis details: (-0.0 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 T_RP_MATCHES_RCVD Envelope sender domain matches handover relay domain Cc: Nicolas Ferre , linux-kernel@vger.kernel.org X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: linux-arm-kernel-bounces@lists.infradead.org Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Greylist: IP, sender and recipient auto-whitelisted, not delayed by milter-greylist-4.2.6 (demeter1.kernel.org [140.211.167.41]); Tue, 24 May 2011 08:44:51 +0000 (UTC) at91sam9g20 is providing master clock to wm8731: not using a crystal but an external MCLK. We can avoid conflict and save power using WM8731_SYSCLK_MCLK as we do not need oscillator to be powered. Signed-off-by: Nicolas Ferre Acked-by: Liam Girdwood --- sound/soc/atmel/sam9g20_wm8731.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/sound/soc/atmel/sam9g20_wm8731.c b/sound/soc/atmel/sam9g20_wm8731.c index 28afbbf..95572d2 100644 --- a/sound/soc/atmel/sam9g20_wm8731.c +++ b/sound/soc/atmel/sam9g20_wm8731.c @@ -146,7 +146,7 @@ static int at91sam9g20ek_wm8731_init(struct snd_soc_pcm_runtime *rtd) "at91sam9g20ek_wm8731 " ": at91sam9g20ek_wm8731_init() called\n"); - ret = snd_soc_dai_set_sysclk(codec_dai, WM8731_SYSCLK_XTAL, + ret = snd_soc_dai_set_sysclk(codec_dai, WM8731_SYSCLK_MCLK, MCLK_RATE, SND_SOC_CLOCK_IN); if (ret < 0) { printk(KERN_ERR "Failed to set WM8731 SYSCLK: %d\n", ret);