On Tue, May 24, 2011 at 11:51:16AM +0200, Nicolas Ferre wrote:

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@atmel.com

Adding Liam.

---

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