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yaml
---
r: 193404
b: refs/heads/master
c: d6bdc0f
h: refs/heads/master
v: v3
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Barry Song authored and Mark Brown committed Apr 23, 2010
1 parent 4ff3be6 commit 13f5bf4
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Showing 2 changed files with 26 additions and 24 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 7add84aa779b4f7ca39484a82a11e01d7acd4dca
refs/heads/master: d6bdc0f7fe561a4b08b280c2b2add2db3747e64b
48 changes: 25 additions & 23 deletions trunk/sound/soc/codecs/ad193x.c
Original file line number Diff line number Diff line change
Expand Up @@ -163,50 +163,51 @@ static int ad193x_set_dai_fmt(struct snd_soc_dai *codec_dai,
unsigned int fmt)
{
struct snd_soc_codec *codec = codec_dai->codec;
int adc_reg, dac_reg;
int adc_reg1, adc_reg2, dac_reg;

adc_reg = snd_soc_read(codec, AD193X_ADC_CTRL2);
adc_reg1 = snd_soc_read(codec, AD193X_ADC_CTRL1);
adc_reg2 = snd_soc_read(codec, AD193X_ADC_CTRL2);
dac_reg = snd_soc_read(codec, AD193X_DAC_CTRL1);

/* At present, the driver only support AUX ADC mode(SND_SOC_DAIFMT_I2S
* with TDM) and ADC&DAC TDM mode(SND_SOC_DAIFMT_DSP_A)
*/
switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
case SND_SOC_DAIFMT_I2S:
adc_reg &= ~AD193X_ADC_SERFMT_MASK;
adc_reg |= AD193X_ADC_SERFMT_TDM;
adc_reg1 &= ~AD193X_ADC_SERFMT_MASK;
adc_reg1 |= AD193X_ADC_SERFMT_TDM;
break;
case SND_SOC_DAIFMT_DSP_A:
adc_reg &= ~AD193X_ADC_SERFMT_MASK;
adc_reg |= AD193X_ADC_SERFMT_AUX;
adc_reg1 &= ~AD193X_ADC_SERFMT_MASK;
adc_reg1 |= AD193X_ADC_SERFMT_AUX;
break;
default:
return -EINVAL;
}

switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
case SND_SOC_DAIFMT_NB_NF: /* normal bit clock + frame */
adc_reg &= ~AD193X_ADC_LEFT_HIGH;
adc_reg &= ~AD193X_ADC_BCLK_INV;
adc_reg2 &= ~AD193X_ADC_LEFT_HIGH;
adc_reg2 &= ~AD193X_ADC_BCLK_INV;
dac_reg &= ~AD193X_DAC_LEFT_HIGH;
dac_reg &= ~AD193X_DAC_BCLK_INV;
break;
case SND_SOC_DAIFMT_NB_IF: /* normal bclk + invert frm */
adc_reg |= AD193X_ADC_LEFT_HIGH;
adc_reg &= ~AD193X_ADC_BCLK_INV;
adc_reg2 |= AD193X_ADC_LEFT_HIGH;
adc_reg2 &= ~AD193X_ADC_BCLK_INV;
dac_reg |= AD193X_DAC_LEFT_HIGH;
dac_reg &= ~AD193X_DAC_BCLK_INV;
break;
case SND_SOC_DAIFMT_IB_NF: /* invert bclk + normal frm */
adc_reg &= ~AD193X_ADC_LEFT_HIGH;
adc_reg |= AD193X_ADC_BCLK_INV;
adc_reg2 &= ~AD193X_ADC_LEFT_HIGH;
adc_reg2 |= AD193X_ADC_BCLK_INV;
dac_reg &= ~AD193X_DAC_LEFT_HIGH;
dac_reg |= AD193X_DAC_BCLK_INV;
break;

case SND_SOC_DAIFMT_IB_IF: /* invert bclk + frm */
adc_reg |= AD193X_ADC_LEFT_HIGH;
adc_reg |= AD193X_ADC_BCLK_INV;
adc_reg2 |= AD193X_ADC_LEFT_HIGH;
adc_reg2 |= AD193X_ADC_BCLK_INV;
dac_reg |= AD193X_DAC_LEFT_HIGH;
dac_reg |= AD193X_DAC_BCLK_INV;
break;
Expand All @@ -216,34 +217,35 @@ static int ad193x_set_dai_fmt(struct snd_soc_dai *codec_dai,

switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
case SND_SOC_DAIFMT_CBM_CFM: /* codec clk & frm master */
adc_reg |= AD193X_ADC_LCR_MASTER;
adc_reg |= AD193X_ADC_BCLK_MASTER;
adc_reg2 |= AD193X_ADC_LCR_MASTER;
adc_reg2 |= AD193X_ADC_BCLK_MASTER;
dac_reg |= AD193X_DAC_LCR_MASTER;
dac_reg |= AD193X_DAC_BCLK_MASTER;
break;
case SND_SOC_DAIFMT_CBS_CFM: /* codec clk slave & frm master */
adc_reg |= AD193X_ADC_LCR_MASTER;
adc_reg &= ~AD193X_ADC_BCLK_MASTER;
adc_reg2 |= AD193X_ADC_LCR_MASTER;
adc_reg2 &= ~AD193X_ADC_BCLK_MASTER;
dac_reg |= AD193X_DAC_LCR_MASTER;
dac_reg &= ~AD193X_DAC_BCLK_MASTER;
break;
case SND_SOC_DAIFMT_CBM_CFS: /* codec clk master & frame slave */
adc_reg &= ~AD193X_ADC_LCR_MASTER;
adc_reg |= AD193X_ADC_BCLK_MASTER;
adc_reg2 &= ~AD193X_ADC_LCR_MASTER;
adc_reg2 |= AD193X_ADC_BCLK_MASTER;
dac_reg &= ~AD193X_DAC_LCR_MASTER;
dac_reg |= AD193X_DAC_BCLK_MASTER;
break;
case SND_SOC_DAIFMT_CBS_CFS: /* codec clk & frm slave */
adc_reg &= ~AD193X_ADC_LCR_MASTER;
adc_reg &= ~AD193X_ADC_BCLK_MASTER;
adc_reg2 &= ~AD193X_ADC_LCR_MASTER;
adc_reg2 &= ~AD193X_ADC_BCLK_MASTER;
dac_reg &= ~AD193X_DAC_LCR_MASTER;
dac_reg &= ~AD193X_DAC_BCLK_MASTER;
break;
default:
return -EINVAL;
}

snd_soc_write(codec, AD193X_ADC_CTRL2, adc_reg);
snd_soc_write(codec, AD193X_ADC_CTRL1, adc_reg1);
snd_soc_write(codec, AD193X_ADC_CTRL2, adc_reg2);
snd_soc_write(codec, AD193X_DAC_CTRL1, dac_reg);

return 0;
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