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ASoC: ak4642: add SND_SOC_DAIFMT_FORMAT support

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This patch support LEFT_J / I2S only for now

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Kuninori Morimoto 2011-01-20 11:45:34 +09:00 committed by Mark Brown
parent 477adb06bf
commit cb9c130aa9
2 changed files with 26 additions and 1 deletions
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24
sound/soc/codecs/ak4642.c
View File

@ -116,6 +116,12 @@
#define BCKO_MASK (1 << 3) #define BCKO_MASK (1 << 3)
#define BCKO_64 BCKO_MASK #define BCKO_64 BCKO_MASK
#define DIF_MASK (3 << 0)
#define DSP (0 << 0)
#define RIGHT_J (1 << 0)
#define LEFT_J (2 << 0)
#define I2S (3 << 0)
/* MD_CTL2 */ /* MD_CTL2 */
#define FS0 (1 << 0) #define FS0 (1 << 0)
#define FS1 (1 << 1) #define FS1 (1 << 1)
@ -354,6 +360,24 @@ static int ak4642_dai_set_fmt(struct snd_soc_dai *dai, unsigned int fmt)
snd_soc_update_bits(codec, PW_MGMT2, MS, data); snd_soc_update_bits(codec, PW_MGMT2, MS, data);
snd_soc_update_bits(codec, MD_CTL1, BCKO_MASK, bcko); snd_soc_update_bits(codec, MD_CTL1, BCKO_MASK, bcko);
/* format type */
data = 0;
switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
case SND_SOC_DAIFMT_LEFT_J:
data = LEFT_J;
break;
case SND_SOC_DAIFMT_I2S:
data = I2S;
break;
/* FIXME
* Please add RIGHT_J / DSP support here
*/
default:
return -EINVAL;
break;
}
snd_soc_update_bits(codec, MD_CTL1, DIF_MASK, data);
return 0; return 0;
} }

3
sound/soc/sh/fsi-ak4642.c
View File

@ -26,7 +26,8 @@ static int fsi_ak4642_dai_init(struct snd_soc_pcm_runtime *rtd)
struct snd_soc_dai *dai = rtd->codec_dai; struct snd_soc_dai *dai = rtd->codec_dai;
int ret; int ret;
ret = snd_soc_dai_set_fmt(dai, SND_SOC_DAIFMT_CBM_CFM); ret = snd_soc_dai_set_fmt(dai, SND_SOC_DAIFMT_LEFT_J |
SND_SOC_DAIFMT_CBM_CFM);
if (ret < 0) if (ret < 0)
return ret; return ret;