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ALSA: ASoC: tlv320aic3x add dsp_a 

Add SND_SOC_DAIFMT_DSP_A mode option.

Signed-off-by: Troy Kisky <troy.kisky@boundarydevices.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Troy Kisky 2008-12-19 13:05:22 -07:00 committed by Mark Brown
parent 07d8d9dca4
commit a24f4f6826
2 changed files with 6 additions and 0 deletions
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4
sound/soc/codecs/tlv320aic3x.c
View File

@ -891,6 +891,7 @@ static int aic3x_set_dai_fmt(struct snd_soc_dai *codec_dai,
struct snd_soc_codec *codec = codec_dai->codec;
struct aic3x_priv *aic3x = codec->private_data;
u8 iface_areg, iface_breg;
int delay = 0;
iface_areg = aic3x_read_reg_cache(codec, AIC3X_ASD_INTF_CTRLA) & 0x3f;
iface_breg = aic3x_read_reg_cache(codec, AIC3X_ASD_INTF_CTRLB) & 0x3f;
@ -916,6 +917,8 @@ static int aic3x_set_dai_fmt(struct snd_soc_dai *codec_dai,
SND_SOC_DAIFMT_INV_MASK)) {
case (SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF):
break;
case (SND_SOC_DAIFMT_DSP_A | SND_SOC_DAIFMT_IB_NF):
delay = 1;
case (SND_SOC_DAIFMT_DSP_B | SND_SOC_DAIFMT_IB_NF):
iface_breg |= (0x01 << 6);
break;
@ -932,6 +935,7 @@ static int aic3x_set_dai_fmt(struct snd_soc_dai *codec_dai,
/* set iface */
aic3x_write(codec, AIC3X_ASD_INTF_CTRLA, iface_areg);
aic3x_write(codec, AIC3X_ASD_INTF_CTRLB, iface_breg);
aic3x_write(codec, AIC3X_ASD_INTF_CTRLC, delay);
return 0;
}

2
sound/soc/codecs/tlv320aic3x.h
View File

@ -35,6 +35,8 @@
#define AIC3X_ASD_INTF_CTRLA 8
/* Audio serial data interface control register B */
#define AIC3X_ASD_INTF_CTRLB 9
/* Audio serial data interface control register C */
#define AIC3X_ASD_INTF_CTRLC 10
/* Audio overflow status and PLL R value programming register */
#define AIC3X_OVRF_STATUS_AND_PLLR_REG 11
/* Audio codec digital filter control register */