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Diffstat (limited to 'sound/soc/codecs/ad193x.c')
-rw-r--r--sound/soc/codecs/ad193x.c373
1 files changed, 119 insertions, 254 deletions
diff --git a/sound/soc/codecs/ad193x.c b/sound/soc/codecs/ad193x.c
index fa2834c91b9..6844d0b2af6 100644
--- a/sound/soc/codecs/ad193x.c
+++ b/sound/soc/codecs/ad193x.c
@@ -6,12 +6,10 @@
* Licensed under the GPL-2 or later.
*/
-#include <linux/init.h>
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/device.h>
-#include <linux/i2c.h>
-#include <linux/spi/spi.h>
+#include <linux/regmap.h>
#include <linux/slab.h>
#include <sound/core.h>
#include <sound/pcm.h>
@@ -19,40 +17,35 @@
#include <sound/initval.h>
#include <sound/soc.h>
#include <sound/tlv.h>
-#include <sound/soc-dapm.h>
+
#include "ad193x.h"
/* codec private data */
struct ad193x_priv {
- u8 reg_cache[AD193X_NUM_REGS];
- enum snd_soc_control_type bus_type;
- void *control_data;
+ struct regmap *regmap;
int sysclk;
};
-/* ad193x register cache & default register settings */
-static const u8 ad193x_reg[AD193X_NUM_REGS] = {
- 0, 0, 0, 0, 0, 0, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0, 0, 0,
-};
-
/*
* AD193X volume/mute/de-emphasis etc. controls
*/
-static const char *ad193x_deemp[] = {"None", "48kHz", "44.1kHz", "32kHz"};
+static const char * const ad193x_deemp[] = {"None", "48kHz", "44.1kHz", "32kHz"};
+
+static SOC_ENUM_SINGLE_DECL(ad193x_deemp_enum, AD193X_DAC_CTRL2, 1,
+ ad193x_deemp);
-static const struct soc_enum ad193x_deemp_enum =
- SOC_ENUM_SINGLE(AD193X_DAC_CTRL2, 1, 4, ad193x_deemp);
+static const DECLARE_TLV_DB_MINMAX(adau193x_tlv, -9563, 0);
static const struct snd_kcontrol_new ad193x_snd_controls[] = {
/* DAC volume control */
- SOC_DOUBLE_R("DAC1 Volume", AD193X_DAC_L1_VOL,
- AD193X_DAC_R1_VOL, 0, 0xFF, 1),
- SOC_DOUBLE_R("DAC2 Volume", AD193X_DAC_L2_VOL,
- AD193X_DAC_R2_VOL, 0, 0xFF, 1),
- SOC_DOUBLE_R("DAC3 Volume", AD193X_DAC_L3_VOL,
- AD193X_DAC_R3_VOL, 0, 0xFF, 1),
- SOC_DOUBLE_R("DAC4 Volume", AD193X_DAC_L4_VOL,
- AD193X_DAC_R4_VOL, 0, 0xFF, 1),
+ SOC_DOUBLE_R_TLV("DAC1 Volume", AD193X_DAC_L1_VOL,
+ AD193X_DAC_R1_VOL, 0, 0xFF, 1, adau193x_tlv),
+ SOC_DOUBLE_R_TLV("DAC2 Volume", AD193X_DAC_L2_VOL,
+ AD193X_DAC_R2_VOL, 0, 0xFF, 1, adau193x_tlv),
+ SOC_DOUBLE_R_TLV("DAC3 Volume", AD193X_DAC_L3_VOL,
+ AD193X_DAC_R3_VOL, 0, 0xFF, 1, adau193x_tlv),
+ SOC_DOUBLE_R_TLV("DAC4 Volume", AD193X_DAC_L4_VOL,
+ AD193X_DAC_R4_VOL, 0, 0xFF, 1, adau193x_tlv),
/* ADC switch control */
SOC_DOUBLE("ADC1 Switch", AD193X_ADC_CTRL0, AD193X_ADCL1_MUTE,
@@ -83,6 +76,7 @@ static const struct snd_soc_dapm_widget ad193x_dapm_widgets[] = {
SND_SOC_DAPM_ADC("ADC", "Capture", SND_SOC_NOPM, 0, 0),
SND_SOC_DAPM_SUPPLY("PLL_PWR", AD193X_PLL_CLK_CTRL0, 0, 1, NULL, 0),
SND_SOC_DAPM_SUPPLY("ADC_PWR", AD193X_ADC_CTRL0, 0, 1, NULL, 0),
+ SND_SOC_DAPM_SUPPLY("SYSCLK", AD193X_PLL_CLK_CTRL0, 7, 0, NULL, 0),
SND_SOC_DAPM_OUTPUT("DAC1OUT"),
SND_SOC_DAPM_OUTPUT("DAC2OUT"),
SND_SOC_DAPM_OUTPUT("DAC3OUT"),
@@ -92,16 +86,17 @@ static const struct snd_soc_dapm_widget ad193x_dapm_widgets[] = {
};
static const struct snd_soc_dapm_route audio_paths[] = {
- { "DAC", NULL, "PLL_PWR" },
- { "ADC", NULL, "PLL_PWR" },
+ { "DAC", NULL, "SYSCLK" },
+ { "ADC", NULL, "SYSCLK" },
{ "DAC", NULL, "ADC_PWR" },
{ "ADC", NULL, "ADC_PWR" },
- { "DAC1OUT", "DAC1 Switch", "DAC" },
- { "DAC2OUT", "DAC2 Switch", "DAC" },
- { "DAC3OUT", "DAC3 Switch", "DAC" },
- { "DAC4OUT", "DAC4 Switch", "DAC" },
- { "ADC", "ADC1 Switch", "ADC1IN" },
- { "ADC", "ADC2 Switch", "ADC2IN" },
+ { "DAC1OUT", NULL, "DAC" },
+ { "DAC2OUT", NULL, "DAC" },
+ { "DAC3OUT", NULL, "DAC" },
+ { "DAC4OUT", NULL, "DAC" },
+ { "ADC", NULL, "ADC1IN" },
+ { "ADC", NULL, "ADC2IN" },
+ { "SYSCLK", NULL, "PLL_PWR" },
};
/*
@@ -110,13 +105,15 @@ static const struct snd_soc_dapm_route audio_paths[] = {
static int ad193x_mute(struct snd_soc_dai *dai, int mute)
{
- struct snd_soc_codec *codec = dai->codec;
- int reg;
+ struct ad193x_priv *ad193x = snd_soc_codec_get_drvdata(dai->codec);
- reg = snd_soc_read(codec, AD193X_DAC_CTRL2);
- reg = (mute > 0) ? reg | AD193X_DAC_MASTER_MUTE : reg &
- (~AD193X_DAC_MASTER_MUTE);
- snd_soc_write(codec, AD193X_DAC_CTRL2, reg);
+ if (mute)
+ regmap_update_bits(ad193x->regmap, AD193X_DAC_CTRL2,
+ AD193X_DAC_MASTER_MUTE,
+ AD193X_DAC_MASTER_MUTE);
+ else
+ regmap_update_bits(ad193x->regmap, AD193X_DAC_CTRL2,
+ AD193X_DAC_MASTER_MUTE, 0);
return 0;
}
@@ -124,36 +121,30 @@ static int ad193x_mute(struct snd_soc_dai *dai, int mute)
static int ad193x_set_tdm_slot(struct snd_soc_dai *dai, unsigned int tx_mask,
unsigned int rx_mask, int slots, int width)
{
- struct snd_soc_codec *codec = dai->codec;
- int dac_reg = snd_soc_read(codec, AD193X_DAC_CTRL1);
- int adc_reg = snd_soc_read(codec, AD193X_ADC_CTRL2);
-
- dac_reg &= ~AD193X_DAC_CHAN_MASK;
- adc_reg &= ~AD193X_ADC_CHAN_MASK;
+ struct ad193x_priv *ad193x = snd_soc_codec_get_drvdata(dai->codec);
+ unsigned int channels;
switch (slots) {
case 2:
- dac_reg |= AD193X_DAC_2_CHANNELS << AD193X_DAC_CHAN_SHFT;
- adc_reg |= AD193X_ADC_2_CHANNELS << AD193X_ADC_CHAN_SHFT;
+ channels = AD193X_2_CHANNELS;
break;
case 4:
- dac_reg |= AD193X_DAC_4_CHANNELS << AD193X_DAC_CHAN_SHFT;
- adc_reg |= AD193X_ADC_4_CHANNELS << AD193X_ADC_CHAN_SHFT;
+ channels = AD193X_4_CHANNELS;
break;
case 8:
- dac_reg |= AD193X_DAC_8_CHANNELS << AD193X_DAC_CHAN_SHFT;
- adc_reg |= AD193X_ADC_8_CHANNELS << AD193X_ADC_CHAN_SHFT;
+ channels = AD193X_8_CHANNELS;
break;
case 16:
- dac_reg |= AD193X_DAC_16_CHANNELS << AD193X_DAC_CHAN_SHFT;
- adc_reg |= AD193X_ADC_16_CHANNELS << AD193X_ADC_CHAN_SHFT;
+ channels = AD193X_16_CHANNELS;
break;
default:
return -EINVAL;
}
- snd_soc_write(codec, AD193X_DAC_CTRL1, dac_reg);
- snd_soc_write(codec, AD193X_ADC_CTRL2, adc_reg);
+ regmap_update_bits(ad193x->regmap, AD193X_DAC_CTRL1,
+ AD193X_DAC_CHAN_MASK, channels << AD193X_DAC_CHAN_SHFT);
+ regmap_update_bits(ad193x->regmap, AD193X_ADC_CTRL2,
+ AD193X_ADC_CHAN_MASK, channels << AD193X_ADC_CHAN_SHFT);
return 0;
}
@@ -161,24 +152,20 @@ static int ad193x_set_tdm_slot(struct snd_soc_dai *dai, unsigned int tx_mask,
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_reg1, adc_reg2, dac_reg;
-
- 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);
+ struct ad193x_priv *ad193x = snd_soc_codec_get_drvdata(codec_dai->codec);
+ unsigned int adc_serfmt = 0;
+ unsigned int adc_fmt = 0;
+ unsigned int dac_fmt = 0;
/* 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_reg1 &= ~AD193X_ADC_SERFMT_MASK;
- adc_reg1 |= AD193X_ADC_SERFMT_TDM;
+ adc_serfmt |= AD193X_ADC_SERFMT_TDM;
break;
case SND_SOC_DAIFMT_DSP_A:
- adc_reg1 &= ~AD193X_ADC_SERFMT_MASK;
- adc_reg1 |= AD193X_ADC_SERFMT_AUX;
+ adc_serfmt |= AD193X_ADC_SERFMT_AUX;
break;
default:
return -EINVAL;
@@ -186,29 +173,20 @@ static int ad193x_set_dai_fmt(struct snd_soc_dai *codec_dai,
switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
case SND_SOC_DAIFMT_NB_NF: /* normal bit clock + frame */
- 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_reg2 |= AD193X_ADC_LEFT_HIGH;
- adc_reg2 &= ~AD193X_ADC_BCLK_INV;
- dac_reg |= AD193X_DAC_LEFT_HIGH;
- dac_reg &= ~AD193X_DAC_BCLK_INV;
+ adc_fmt |= AD193X_ADC_LEFT_HIGH;
+ dac_fmt |= AD193X_DAC_LEFT_HIGH;
break;
case SND_SOC_DAIFMT_IB_NF: /* invert bclk + normal frm */
- adc_reg2 &= ~AD193X_ADC_LEFT_HIGH;
- adc_reg2 |= AD193X_ADC_BCLK_INV;
- dac_reg &= ~AD193X_DAC_LEFT_HIGH;
- dac_reg |= AD193X_DAC_BCLK_INV;
+ adc_fmt |= AD193X_ADC_BCLK_INV;
+ dac_fmt |= AD193X_DAC_BCLK_INV;
break;
-
case SND_SOC_DAIFMT_IB_IF: /* invert bclk + frm */
- adc_reg2 |= AD193X_ADC_LEFT_HIGH;
- adc_reg2 |= AD193X_ADC_BCLK_INV;
- dac_reg |= AD193X_DAC_LEFT_HIGH;
- dac_reg |= AD193X_DAC_BCLK_INV;
+ adc_fmt |= AD193X_ADC_LEFT_HIGH;
+ adc_fmt |= AD193X_ADC_BCLK_INV;
+ dac_fmt |= AD193X_DAC_LEFT_HIGH;
+ dac_fmt |= AD193X_DAC_BCLK_INV;
break;
default:
return -EINVAL;
@@ -216,36 +194,31 @@ 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_reg2 |= AD193X_ADC_LCR_MASTER;
- adc_reg2 |= AD193X_ADC_BCLK_MASTER;
- dac_reg |= AD193X_DAC_LCR_MASTER;
- dac_reg |= AD193X_DAC_BCLK_MASTER;
+ adc_fmt |= AD193X_ADC_LCR_MASTER;
+ adc_fmt |= AD193X_ADC_BCLK_MASTER;
+ dac_fmt |= AD193X_DAC_LCR_MASTER;
+ dac_fmt |= AD193X_DAC_BCLK_MASTER;
break;
case SND_SOC_DAIFMT_CBS_CFM: /* codec clk slave & frm 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;
+ adc_fmt |= AD193X_ADC_LCR_MASTER;
+ dac_fmt |= AD193X_DAC_LCR_MASTER;
break;
case SND_SOC_DAIFMT_CBM_CFS: /* codec clk master & frame slave */
- adc_reg2 &= ~AD193X_ADC_LCR_MASTER;
- adc_reg2 |= AD193X_ADC_BCLK_MASTER;
- dac_reg &= ~AD193X_DAC_LCR_MASTER;
- dac_reg |= AD193X_DAC_BCLK_MASTER;
+ adc_fmt |= AD193X_ADC_BCLK_MASTER;
+ dac_fmt |= AD193X_DAC_BCLK_MASTER;
break;
case SND_SOC_DAIFMT_CBS_CFS: /* codec clk & frm slave */
- 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_CTRL1, adc_reg1);
- snd_soc_write(codec, AD193X_ADC_CTRL2, adc_reg2);
- snd_soc_write(codec, AD193X_DAC_CTRL1, dac_reg);
+ regmap_update_bits(ad193x->regmap, AD193X_ADC_CTRL1,
+ AD193X_ADC_SERFMT_MASK, adc_serfmt);
+ regmap_update_bits(ad193x->regmap, AD193X_ADC_CTRL2,
+ AD193X_ADC_FMT_MASK, adc_fmt);
+ regmap_update_bits(ad193x->regmap, AD193X_DAC_CTRL1,
+ AD193X_DAC_FMT_MASK, dac_fmt);
return 0;
}
@@ -270,22 +243,20 @@ static int ad193x_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params,
struct snd_soc_dai *dai)
{
- int word_len = 0, reg = 0, master_rate = 0;
-
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct snd_soc_codec *codec = rtd->codec;
+ int word_len = 0, master_rate = 0;
+ struct snd_soc_codec *codec = dai->codec;
struct ad193x_priv *ad193x = snd_soc_codec_get_drvdata(codec);
/* bit size */
- switch (params_format(params)) {
- case SNDRV_PCM_FORMAT_S16_LE:
+ switch (params_width(params)) {
+ case 16:
word_len = 3;
break;
- case SNDRV_PCM_FORMAT_S20_3LE:
+ case 20:
word_len = 1;
break;
- case SNDRV_PCM_FORMAT_S24_LE:
- case SNDRV_PCM_FORMAT_S32_LE:
+ case 24:
+ case 32:
word_len = 0;
break;
}
@@ -305,22 +276,20 @@ static int ad193x_hw_params(struct snd_pcm_substream *substream,
break;
}
- reg = snd_soc_read(codec, AD193X_PLL_CLK_CTRL0);
- reg = (reg & AD193X_PLL_INPUT_MASK) | master_rate;
- snd_soc_write(codec, AD193X_PLL_CLK_CTRL0, reg);
+ regmap_update_bits(ad193x->regmap, AD193X_PLL_CLK_CTRL0,
+ AD193X_PLL_INPUT_MASK, master_rate);
- reg = snd_soc_read(codec, AD193X_DAC_CTRL2);
- reg = (reg & (~AD193X_DAC_WORD_LEN_MASK)) | word_len;
- snd_soc_write(codec, AD193X_DAC_CTRL2, reg);
+ regmap_update_bits(ad193x->regmap, AD193X_DAC_CTRL2,
+ AD193X_DAC_WORD_LEN_MASK,
+ word_len << AD193X_DAC_WORD_LEN_SHFT);
- reg = snd_soc_read(codec, AD193X_ADC_CTRL1);
- reg = (reg & (~AD193X_ADC_WORD_LEN_MASK)) | word_len;
- snd_soc_write(codec, AD193X_ADC_CTRL1, reg);
+ regmap_update_bits(ad193x->regmap, AD193X_ADC_CTRL1,
+ AD193X_ADC_WORD_LEN_MASK, word_len);
return 0;
}
-static struct snd_soc_dai_ops ad193x_dai_ops = {
+static const struct snd_soc_dai_ops ad193x_dai_ops = {
.hw_params = ad193x_hw_params,
.digital_mute = ad193x_mute,
.set_tdm_slot = ad193x_set_tdm_slot,
@@ -350,173 +319,69 @@ static struct snd_soc_dai_driver ad193x_dai = {
.ops = &ad193x_dai_ops,
};
-static int ad193x_probe(struct snd_soc_codec *codec)
+static int ad193x_codec_probe(struct snd_soc_codec *codec)
{
struct ad193x_priv *ad193x = snd_soc_codec_get_drvdata(codec);
- int ret;
-
- codec->control_data = ad193x->control_data;
- if (ad193x->bus_type == SND_SOC_I2C)
- ret = snd_soc_codec_set_cache_io(codec, 8, 8, ad193x->bus_type);
- else
- ret = snd_soc_codec_set_cache_io(codec, 16, 8, ad193x->bus_type);
- if (ret < 0) {
- dev_err(codec->dev, "failed to set cache I/O: %d\n",
- ret);
- kfree(ad193x);
- return ret;
- }
/* default setting for ad193x */
/* unmute dac channels */
- snd_soc_write(codec, AD193X_DAC_CHNL_MUTE, 0x0);
+ regmap_write(ad193x->regmap, AD193X_DAC_CHNL_MUTE, 0x0);
/* de-emphasis: 48kHz, powedown dac */
- snd_soc_write(codec, AD193X_DAC_CTRL2, 0x1A);
+ regmap_write(ad193x->regmap, AD193X_DAC_CTRL2, 0x1A);
/* powerdown dac, dac in tdm mode */
- snd_soc_write(codec, AD193X_DAC_CTRL0, 0x41);
+ regmap_write(ad193x->regmap, AD193X_DAC_CTRL0, 0x41);
/* high-pass filter enable */
- snd_soc_write(codec, AD193X_ADC_CTRL0, 0x3);
+ regmap_write(ad193x->regmap, AD193X_ADC_CTRL0, 0x3);
/* sata delay=1, adc aux mode */
- snd_soc_write(codec, AD193X_ADC_CTRL1, 0x43);
+ regmap_write(ad193x->regmap, AD193X_ADC_CTRL1, 0x43);
/* pll input: mclki/xi */
- snd_soc_write(codec, AD193X_PLL_CLK_CTRL0, 0x99); /* mclk=24.576Mhz: 0x9D; mclk=12.288Mhz: 0x99 */
- snd_soc_write(codec, AD193X_PLL_CLK_CTRL1, 0x04);
-
- snd_soc_add_controls(codec, ad193x_snd_controls,
- ARRAY_SIZE(ad193x_snd_controls));
- snd_soc_dapm_new_controls(codec, ad193x_dapm_widgets,
- ARRAY_SIZE(ad193x_dapm_widgets));
- snd_soc_dapm_add_routes(codec, audio_paths, ARRAY_SIZE(audio_paths));
+ regmap_write(ad193x->regmap, AD193X_PLL_CLK_CTRL0, 0x99); /* mclk=24.576Mhz: 0x9D; mclk=12.288Mhz: 0x99 */
+ regmap_write(ad193x->regmap, AD193X_PLL_CLK_CTRL1, 0x04);
- return ret;
+ return 0;
}
static struct snd_soc_codec_driver soc_codec_dev_ad193x = {
- .probe = ad193x_probe,
- .reg_cache_default = ad193x_reg,
- .reg_cache_size = AD193X_NUM_REGS,
- .reg_word_size = sizeof(u16),
+ .probe = ad193x_codec_probe,
+ .controls = ad193x_snd_controls,
+ .num_controls = ARRAY_SIZE(ad193x_snd_controls),
+ .dapm_widgets = ad193x_dapm_widgets,
+ .num_dapm_widgets = ARRAY_SIZE(ad193x_dapm_widgets),
+ .dapm_routes = audio_paths,
+ .num_dapm_routes = ARRAY_SIZE(audio_paths),
};
-#if defined(CONFIG_SPI_MASTER)
-static int __devinit ad193x_spi_probe(struct spi_device *spi)
-{
- struct ad193x_priv *ad193x;
- int ret;
-
- ad193x = kzalloc(sizeof(struct ad193x_priv), GFP_KERNEL);
- if (ad193x == NULL)
- return -ENOMEM;
-
- spi_set_drvdata(spi, ad193x);
- ad193x->control_data = spi;
- ad193x->bus_type = SND_SOC_SPI;
-
- ret = snd_soc_register_codec(&spi->dev,
- &soc_codec_dev_ad193x, &ad193x_dai, 1);
- if (ret < 0)
- kfree(ad193x);
- return ret;
-}
-
-static int __devexit ad193x_spi_remove(struct spi_device *spi)
+static bool adau193x_reg_volatile(struct device *dev, unsigned int reg)
{
- snd_soc_unregister_codec(&spi->dev);
- kfree(spi_get_drvdata(spi));
- return 0;
+ return false;
}
-static struct spi_driver ad193x_spi_driver = {
- .driver = {
- .name = "ad193x-codec",
- .owner = THIS_MODULE,
- },
- .probe = ad193x_spi_probe,
- .remove = __devexit_p(ad193x_spi_remove),
-};
-#endif
-
-#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
-static const struct i2c_device_id ad193x_id[] = {
- { "ad1936", 0 },
- { "ad1937", 0 },
- { }
+const struct regmap_config ad193x_regmap_config = {
+ .max_register = AD193X_NUM_REGS - 1,
+ .volatile_reg = adau193x_reg_volatile,
};
-MODULE_DEVICE_TABLE(i2c, ad193x_id);
+EXPORT_SYMBOL_GPL(ad193x_regmap_config);
-static int __devinit ad193x_i2c_probe(struct i2c_client *client,
- const struct i2c_device_id *id)
+int ad193x_probe(struct device *dev, struct regmap *regmap)
{
struct ad193x_priv *ad193x;
- int ret;
- ad193x = kzalloc(sizeof(struct ad193x_priv), GFP_KERNEL);
+ if (IS_ERR(regmap))
+ return PTR_ERR(regmap);
+
+ ad193x = devm_kzalloc(dev, sizeof(*ad193x), GFP_KERNEL);
if (ad193x == NULL)
return -ENOMEM;
- i2c_set_clientdata(client, ad193x);
- ad193x->control_data = client;
- ad193x->bus_type = SND_SOC_I2C;
-
- ret = snd_soc_register_codec(&client->dev,
- &soc_codec_dev_ad193x, &ad193x_dai, 1);
- if (ret < 0)
- kfree(ad193x);
- return ret;
-}
+ ad193x->regmap = regmap;
-static int __devexit ad193x_i2c_remove(struct i2c_client *client)
-{
- snd_soc_unregister_codec(&client->dev);
- kfree(i2c_get_clientdata(client));
- return 0;
-}
-
-static struct i2c_driver ad193x_i2c_driver = {
- .driver = {
- .name = "ad193x-codec",
- },
- .probe = ad193x_i2c_probe,
- .remove = __devexit_p(ad193x_i2c_remove),
- .id_table = ad193x_id,
-};
-#endif
-
-static int __init ad193x_modinit(void)
-{
- int ret;
-
-#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
- ret = i2c_add_driver(&ad193x_i2c_driver);
- if (ret != 0) {
- printk(KERN_ERR "Failed to register AD193X I2C driver: %d\n",
- ret);
- }
-#endif
-
-#if defined(CONFIG_SPI_MASTER)
- ret = spi_register_driver(&ad193x_spi_driver);
- if (ret != 0) {
- printk(KERN_ERR "Failed to register AD193X SPI driver: %d\n",
- ret);
- }
-#endif
- return ret;
-}
-module_init(ad193x_modinit);
-
-static void __exit ad193x_modexit(void)
-{
-#if defined(CONFIG_SPI_MASTER)
- spi_unregister_driver(&ad193x_spi_driver);
-#endif
+ dev_set_drvdata(dev, ad193x);
-#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
- i2c_del_driver(&ad193x_i2c_driver);
-#endif
+ return snd_soc_register_codec(dev, &soc_codec_dev_ad193x,
+ &ad193x_dai, 1);
}
-module_exit(ad193x_modexit);
+EXPORT_SYMBOL_GPL(ad193x_probe);
MODULE_DESCRIPTION("ASoC ad193x driver");
MODULE_AUTHOR("Barry Song <21cnbao@gmail.com>");
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-04 01:44:21 +0000