linux-kernel - [PATCH] ASoc: sam9g20_wm8731: use the proper SYSCKL value

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Date:	Tue, 24 May 2011 11:51:16 +0200
From:	Nicolas Ferre <nicolas.ferre@...el.com>
To:	broonie@...nsource.wolfsonmicro.com,
	linux-arm-kernel@...ts.infradead.org, alsa-devel@...a-project.org
Cc:	linux-kernel@...r.kernel.org,
	Nicolas Ferre <nicolas.ferre@...el.com>
Subject: [PATCH] ASoc: sam9g20_wm8731: use the proper SYSCKL value

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 <nicolas.ferre@...el.com>
---
 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);
-- 
1.7.3

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