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Diffstat (limited to 'sound/soc/codecs/cs42l73.c')
-rw-r--r--sound/soc/codecs/cs42l73.c188
1 files changed, 109 insertions, 79 deletions
diff --git a/sound/soc/codecs/cs42l73.c b/sound/soc/codecs/cs42l73.c
index 3b20c86cdb0..ae3717992d5 100644
--- a/sound/soc/codecs/cs42l73.c
+++ b/sound/soc/codecs/cs42l73.c
@@ -17,6 +17,7 @@
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/delay.h>
+#include <linux/of_gpio.h>
#include <linux/pm.h>
#include <linux/i2c.h>
#include <linux/regmap.h>
@@ -28,6 +29,7 @@
#include <sound/soc-dapm.h>
#include <sound/initval.h>
#include <sound/tlv.h>
+#include <sound/cs42l73.h>
#include "cs42l73.h"
struct sp_config {
@@ -35,6 +37,7 @@ struct sp_config {
u32 srate;
};
struct cs42l73_private {
+ struct cs42l73_platform_data pdata;
struct sp_config config[3];
struct regmap *regmap;
u32 sysclk;
@@ -275,13 +278,13 @@ static const DECLARE_TLV_DB_SCALE(attn_tlv, -6300, 100, 1);
static const char * const cs42l73_pgaa_text[] = { "Line A", "Mic 1" };
static const char * const cs42l73_pgab_text[] = { "Line B", "Mic 2" };
-static const struct soc_enum pgaa_enum =
- SOC_ENUM_SINGLE(CS42L73_ADCIPC, 3,
- ARRAY_SIZE(cs42l73_pgaa_text), cs42l73_pgaa_text);
+static SOC_ENUM_SINGLE_DECL(pgaa_enum,
+ CS42L73_ADCIPC, 3,
+ cs42l73_pgaa_text);
-static const struct soc_enum pgab_enum =
- SOC_ENUM_SINGLE(CS42L73_ADCIPC, 7,
- ARRAY_SIZE(cs42l73_pgab_text), cs42l73_pgab_text);
+static SOC_ENUM_SINGLE_DECL(pgab_enum,
+ CS42L73_ADCIPC, 7,
+ cs42l73_pgab_text);
static const struct snd_kcontrol_new pgaa_mux =
SOC_DAPM_ENUM("Left Analog Input Capture Mux", pgaa_enum);
@@ -306,18 +309,9 @@ static const struct snd_kcontrol_new input_right_mixer[] = {
static const char * const cs42l73_ng_delay_text[] = {
"50ms", "100ms", "150ms", "200ms" };
-static const struct soc_enum ng_delay_enum =
- SOC_ENUM_SINGLE(CS42L73_NGCAB, 0,
- ARRAY_SIZE(cs42l73_ng_delay_text), cs42l73_ng_delay_text);
-
-static const char * const charge_pump_freq_text[] = {
- "0", "1", "2", "3", "4",
- "5", "6", "7", "8", "9",
- "10", "11", "12", "13", "14", "15" };
-
-static const struct soc_enum charge_pump_enum =
- SOC_ENUM_SINGLE(CS42L73_CPFCHC, 4,
- ARRAY_SIZE(charge_pump_freq_text), charge_pump_freq_text);
+static SOC_ENUM_SINGLE_DECL(ng_delay_enum,
+ CS42L73_NGCAB, 0,
+ cs42l73_ng_delay_text);
static const char * const cs42l73_mono_mix_texts[] = {
"Left", "Right", "Mono Mix"};
@@ -325,7 +319,7 @@ static const char * const cs42l73_mono_mix_texts[] = {
static const unsigned int cs42l73_mono_mix_values[] = { 0, 1, 2 };
static const struct soc_enum spk_asp_enum =
- SOC_VALUE_ENUM_SINGLE(CS42L73_MMIXCTL, 6, 1,
+ SOC_VALUE_ENUM_SINGLE(CS42L73_MMIXCTL, 6, 3,
ARRAY_SIZE(cs42l73_mono_mix_texts),
cs42l73_mono_mix_texts,
cs42l73_mono_mix_values);
@@ -343,7 +337,7 @@ static const struct snd_kcontrol_new spk_xsp_mixer =
SOC_DAPM_ENUM("Route", spk_xsp_enum);
static const struct soc_enum esl_asp_enum =
- SOC_VALUE_ENUM_SINGLE(CS42L73_MMIXCTL, 2, 5,
+ SOC_VALUE_ENUM_SINGLE(CS42L73_MMIXCTL, 2, 3,
ARRAY_SIZE(cs42l73_mono_mix_texts),
cs42l73_mono_mix_texts,
cs42l73_mono_mix_values);
@@ -352,7 +346,7 @@ static const struct snd_kcontrol_new esl_asp_mixer =
SOC_DAPM_ENUM("Route", esl_asp_enum);
static const struct soc_enum esl_xsp_enum =
- SOC_VALUE_ENUM_SINGLE(CS42L73_MMIXCTL, 0, 7,
+ SOC_VALUE_ENUM_SINGLE(CS42L73_MMIXCTL, 0, 3,
ARRAY_SIZE(cs42l73_mono_mix_texts),
cs42l73_mono_mix_texts,
cs42l73_mono_mix_values);
@@ -363,19 +357,19 @@ static const struct snd_kcontrol_new esl_xsp_mixer =
static const char * const cs42l73_ip_swap_text[] = {
"Stereo", "Mono A", "Mono B", "Swap A-B"};
-static const struct soc_enum ip_swap_enum =
- SOC_ENUM_SINGLE(CS42L73_MIOPC, 6,
- ARRAY_SIZE(cs42l73_ip_swap_text), cs42l73_ip_swap_text);
+static SOC_ENUM_SINGLE_DECL(ip_swap_enum,
+ CS42L73_MIOPC, 6,
+ cs42l73_ip_swap_text);
static const char * const cs42l73_spo_mixer_text[] = {"Mono", "Stereo"};
-static const struct soc_enum vsp_output_mux_enum =
- SOC_ENUM_SINGLE(CS42L73_MIXERCTL, 5,
- ARRAY_SIZE(cs42l73_spo_mixer_text), cs42l73_spo_mixer_text);
+static SOC_ENUM_SINGLE_DECL(vsp_output_mux_enum,
+ CS42L73_MIXERCTL, 5,
+ cs42l73_spo_mixer_text);
-static const struct soc_enum xsp_output_mux_enum =
- SOC_ENUM_SINGLE(CS42L73_MIXERCTL, 4,
- ARRAY_SIZE(cs42l73_spo_mixer_text), cs42l73_spo_mixer_text);
+static SOC_ENUM_SINGLE_DECL(xsp_output_mux_enum,
+ CS42L73_MIXERCTL, 4,
+ cs42l73_spo_mixer_text);
static const struct snd_kcontrol_new vsp_output_mux =
SOC_DAPM_ENUM("Route", vsp_output_mux_enum);
@@ -511,8 +505,6 @@ static const struct snd_kcontrol_new cs42l73_snd_controls[] = {
SOC_SINGLE("NG Threshold", CS42L73_NGCAB, 2, 7, 0),
SOC_ENUM("NG Delay", ng_delay_enum),
- SOC_ENUM("Charge Pump Frequency", charge_pump_enum),
-
SOC_DOUBLE_R_TLV("XSP-IP Volume",
CS42L73_XSPAIPAA, CS42L73_XSPBIPBA, 0, 0x3F, 1,
attn_tlv),
@@ -1055,11 +1047,11 @@ static int cs42l73_set_dai_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt)
switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
case SND_SOC_DAIFMT_CBM_CFM:
- mmcc |= MS_MASTER;
+ mmcc |= CS42L73_MS_MASTER;
break;
case SND_SOC_DAIFMT_CBS_CFS:
- mmcc &= ~MS_MASTER;
+ mmcc &= ~CS42L73_MS_MASTER;
break;
default:
@@ -1071,11 +1063,11 @@ static int cs42l73_set_dai_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt)
switch (format) {
case SND_SOC_DAIFMT_I2S:
- spc &= ~SPDIF_PCM;
+ spc &= ~CS42L73_SPDIF_PCM;
break;
case SND_SOC_DAIFMT_DSP_A:
case SND_SOC_DAIFMT_DSP_B:
- if (mmcc & MS_MASTER) {
+ if (mmcc & CS42L73_MS_MASTER) {
dev_err(codec->dev,
"PCM format in slave mode only\n");
return -EINVAL;
@@ -1085,25 +1077,25 @@ static int cs42l73_set_dai_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt)
"PCM format is not supported on ASP port\n");
return -EINVAL;
}
- spc |= SPDIF_PCM;
+ spc |= CS42L73_SPDIF_PCM;
break;
default:
return -EINVAL;
}
- if (spc & SPDIF_PCM) {
+ if (spc & CS42L73_SPDIF_PCM) {
/* Clear PCM mode, clear PCM_BIT_ORDER bit for MSB->LSB */
- spc &= ~(PCM_MODE_MASK | PCM_BIT_ORDER);
+ spc &= ~(CS42L73_PCM_MODE_MASK | CS42L73_PCM_BIT_ORDER);
switch (format) {
case SND_SOC_DAIFMT_DSP_B:
if (inv == SND_SOC_DAIFMT_IB_IF)
- spc |= PCM_MODE0;
+ spc |= CS42L73_PCM_MODE0;
if (inv == SND_SOC_DAIFMT_IB_NF)
- spc |= PCM_MODE1;
+ spc |= CS42L73_PCM_MODE1;
break;
case SND_SOC_DAIFMT_DSP_A:
if (inv == SND_SOC_DAIFMT_IB_IF)
- spc |= PCM_MODE1;
+ spc |= CS42L73_PCM_MODE1;
break;
default:
return -EINVAL;
@@ -1116,7 +1108,7 @@ static int cs42l73_set_dai_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt)
return 0;
}
-static u32 cs42l73_asrc_rates[] = {
+static const unsigned int cs42l73_asrc_rates[] = {
8000, 11025, 12000, 16000, 22050,
24000, 32000, 44100, 48000
};
@@ -1163,7 +1155,7 @@ static int cs42l73_pcm_hw_params(struct snd_pcm_substream *substream,
int mclk_coeff;
int srate = params_rate(params);
- if (priv->config[id].mmcc & MS_MASTER) {
+ if (priv->config[id].mmcc & CS42L73_MS_MASTER) {
/* CS42L73 Master */
/* MCLK -> srate */
mclk_coeff =
@@ -1182,13 +1174,13 @@ static int cs42l73_pcm_hw_params(struct snd_pcm_substream *substream,
priv->config[id].spc &= 0xFC;
/* Use SCLK=64*Fs if internal MCLK >= 6.4MHz */
if (priv->mclk >= 6400000)
- priv->config[id].spc |= MCK_SCLK_64FS;
+ priv->config[id].spc |= CS42L73_MCK_SCLK_64FS;
else
- priv->config[id].spc |= MCK_SCLK_MCLK;
+ priv->config[id].spc |= CS42L73_MCK_SCLK_MCLK;
} else {
/* CS42L73 Slave */
priv->config[id].spc &= 0xFC;
- priv->config[id].spc |= MCK_SCLK_64FS;
+ priv->config[id].spc |= CS42L73_MCK_SCLK_64FS;
}
/* Update ASRCs */
priv->config[id].srate = srate;
@@ -1208,8 +1200,8 @@ static int cs42l73_set_bias_level(struct snd_soc_codec *codec,
switch (level) {
case SND_SOC_BIAS_ON:
- snd_soc_update_bits(codec, CS42L73_DMMCC, MCLKDIS, 0);
- snd_soc_update_bits(codec, CS42L73_PWRCTL1, PDN, 0);
+ snd_soc_update_bits(codec, CS42L73_DMMCC, CS42L73_MCLKDIS, 0);
+ snd_soc_update_bits(codec, CS42L73_PWRCTL1, CS42L73_PDN, 0);
break;
case SND_SOC_BIAS_PREPARE:
@@ -1220,11 +1212,11 @@ static int cs42l73_set_bias_level(struct snd_soc_codec *codec,
regcache_cache_only(cs42l73->regmap, false);
regcache_sync(cs42l73->regmap);
}
- snd_soc_update_bits(codec, CS42L73_PWRCTL1, PDN, 1);
+ snd_soc_update_bits(codec, CS42L73_PWRCTL1, CS42L73_PDN, 1);
break;
case SND_SOC_BIAS_OFF:
- snd_soc_update_bits(codec, CS42L73_PWRCTL1, PDN, 1);
+ snd_soc_update_bits(codec, CS42L73_PWRCTL1, CS42L73_PDN, 1);
if (cs42l73->shutdwn_delay > 0) {
mdelay(cs42l73->shutdwn_delay);
cs42l73->shutdwn_delay = 0;
@@ -1233,7 +1225,7 @@ static int cs42l73_set_bias_level(struct snd_soc_codec *codec,
* down.
*/
}
- snd_soc_update_bits(codec, CS42L73_DMMCC, MCLKDIS, 1);
+ snd_soc_update_bits(codec, CS42L73_DMMCC, CS42L73_MCLKDIS, 1);
break;
}
codec->dapm.bias_level = level;
@@ -1249,7 +1241,7 @@ static int cs42l73_set_tristate(struct snd_soc_dai *dai, int tristate)
0x7F, tristate << 7);
}
-static struct snd_pcm_hw_constraint_list constraints_12_24 = {
+static const struct snd_pcm_hw_constraint_list constraints_12_24 = {
.count = ARRAY_SIZE(cs42l73_asrc_rates),
.list = cs42l73_asrc_rates,
};
@@ -1263,9 +1255,6 @@ static int cs42l73_pcm_startup(struct snd_pcm_substream *substream,
return 0;
}
-/* SNDRV_PCM_RATE_KNOT -> 12000, 24000 Hz, limit with constraint list */
-#define CS42L73_RATES (SNDRV_PCM_RATE_8000_48000 | SNDRV_PCM_RATE_KNOT)
-
#define CS42L73_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\
SNDRV_PCM_FMTBIT_S24_LE)
@@ -1286,14 +1275,14 @@ static struct snd_soc_dai_driver cs42l73_dai[] = {
.stream_name = "XSP Playback",
.channels_min = 1,
.channels_max = 2,
- .rates = CS42L73_RATES,
+ .rates = SNDRV_PCM_RATE_KNOT,
.formats = CS42L73_FORMATS,
},
.capture = {
.stream_name = "XSP Capture",
.channels_min = 1,
.channels_max = 2,
- .rates = CS42L73_RATES,
+ .rates = SNDRV_PCM_RATE_KNOT,
.formats = CS42L73_FORMATS,
},
.ops = &cs42l73_ops,
@@ -1306,14 +1295,14 @@ static struct snd_soc_dai_driver cs42l73_dai[] = {
.stream_name = "ASP Playback",
.channels_min = 2,
.channels_max = 2,
- .rates = CS42L73_RATES,
+ .rates = SNDRV_PCM_RATE_KNOT,
.formats = CS42L73_FORMATS,
},
.capture = {
.stream_name = "ASP Capture",
.channels_min = 2,
.channels_max = 2,
- .rates = CS42L73_RATES,
+ .rates = SNDRV_PCM_RATE_KNOT,
.formats = CS42L73_FORMATS,
},
.ops = &cs42l73_ops,
@@ -1326,14 +1315,14 @@ static struct snd_soc_dai_driver cs42l73_dai[] = {
.stream_name = "VSP Playback",
.channels_min = 1,
.channels_max = 2,
- .rates = CS42L73_RATES,
+ .rates = SNDRV_PCM_RATE_KNOT,
.formats = CS42L73_FORMATS,
},
.capture = {
.stream_name = "VSP Capture",
.channels_min = 1,
.channels_max = 2,
- .rates = CS42L73_RATES,
+ .rates = SNDRV_PCM_RATE_KNOT,
.formats = CS42L73_FORMATS,
},
.ops = &cs42l73_ops,
@@ -1356,25 +1345,21 @@ static int cs42l73_resume(struct snd_soc_codec *codec)
static int cs42l73_probe(struct snd_soc_codec *codec)
{
- int ret;
struct cs42l73_private *cs42l73 = snd_soc_codec_get_drvdata(codec);
- codec->control_data = cs42l73->regmap;
-
- ret = snd_soc_codec_set_cache_io(codec, 8, 8, SND_SOC_REGMAP);
- if (ret < 0) {
- dev_err(codec->dev, "Failed to set cache I/O: %d\n", ret);
- return ret;
- }
-
- regcache_cache_only(cs42l73->regmap, true);
-
cs42l73_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
- cs42l73->mclksel = CS42L73_CLKID_MCLK1; /* MCLK1 as master clk */
+ /* Set Charge Pump Frequency */
+ if (cs42l73->pdata.chgfreq)
+ snd_soc_update_bits(codec, CS42L73_CPFCHC,
+ CS42L73_CHARGEPUMP_MASK,
+ cs42l73->pdata.chgfreq << 4);
+
+ /* MCLK1 as master clk */
+ cs42l73->mclksel = CS42L73_CLKID_MCLK1;
cs42l73->mclk = 0;
- return ret;
+ return 0;
}
static int cs42l73_remove(struct snd_soc_codec *codec)
@@ -1415,9 +1400,11 @@ static int cs42l73_i2c_probe(struct i2c_client *i2c_client,
const struct i2c_device_id *id)
{
struct cs42l73_private *cs42l73;
+ struct cs42l73_platform_data *pdata = dev_get_platdata(&i2c_client->dev);
int ret;
unsigned int devid = 0;
unsigned int reg;
+ u32 val32;
cs42l73 = devm_kzalloc(&i2c_client->dev, sizeof(struct cs42l73_private),
GFP_KERNEL);
@@ -1426,14 +1413,51 @@ static int cs42l73_i2c_probe(struct i2c_client *i2c_client,
return -ENOMEM;
}
- i2c_set_clientdata(i2c_client, cs42l73);
-
cs42l73->regmap = devm_regmap_init_i2c(i2c_client, &cs42l73_regmap);
if (IS_ERR(cs42l73->regmap)) {
ret = PTR_ERR(cs42l73->regmap);
dev_err(&i2c_client->dev, "regmap_init() failed: %d\n", ret);
return ret;
}
+
+ if (pdata) {
+ cs42l73->pdata = *pdata;
+ } else {
+ pdata = devm_kzalloc(&i2c_client->dev,
+ sizeof(struct cs42l73_platform_data),
+ GFP_KERNEL);
+ if (!pdata) {
+ dev_err(&i2c_client->dev, "could not allocate pdata\n");
+ return -ENOMEM;
+ }
+ if (i2c_client->dev.of_node) {
+ if (of_property_read_u32(i2c_client->dev.of_node,
+ "chgfreq", &val32) >= 0)
+ pdata->chgfreq = val32;
+ }
+ pdata->reset_gpio = of_get_named_gpio(i2c_client->dev.of_node,
+ "reset-gpio", 0);
+ cs42l73->pdata = *pdata;
+ }
+
+ i2c_set_clientdata(i2c_client, cs42l73);
+
+ if (cs42l73->pdata.reset_gpio) {
+ ret = devm_gpio_request_one(&i2c_client->dev,
+ cs42l73->pdata.reset_gpio,
+ GPIOF_OUT_INIT_HIGH,
+ "CS42L73 /RST");
+ if (ret < 0) {
+ dev_err(&i2c_client->dev, "Failed to request /RST %d: %d\n",
+ cs42l73->pdata.reset_gpio, ret);
+ return ret;
+ }
+ gpio_set_value_cansleep(cs42l73->pdata.reset_gpio, 0);
+ gpio_set_value_cansleep(cs42l73->pdata.reset_gpio, 1);
+ }
+
+ regcache_cache_bypass(cs42l73->regmap, true);
+
/* initialize codec */
ret = regmap_read(cs42l73->regmap, CS42L73_DEVID_AB, &reg);
devid = (reg & 0xFF) << 12;
@@ -1444,7 +1468,6 @@ static int cs42l73_i2c_probe(struct i2c_client *i2c_client,
ret = regmap_read(cs42l73->regmap, CS42L73_DEVID_E, &reg);
devid |= (reg & 0xF0) >> 4;
-
if (devid != CS42L73_DEVID) {
ret = -ENODEV;
dev_err(&i2c_client->dev,
@@ -1462,7 +1485,7 @@ static int cs42l73_i2c_probe(struct i2c_client *i2c_client,
dev_info(&i2c_client->dev,
"Cirrus Logic CS42L73, Revision: %02X\n", reg & 0xFF);
- regcache_cache_only(cs42l73->regmap, true);
+ regcache_cache_bypass(cs42l73->regmap, false);
ret = snd_soc_register_codec(&i2c_client->dev,
&soc_codec_dev_cs42l73, cs42l73_dai,
@@ -1478,6 +1501,12 @@ static int cs42l73_i2c_remove(struct i2c_client *client)
return 0;
}
+static const struct of_device_id cs42l73_of_match[] = {
+ { .compatible = "cirrus,cs42l73", },
+ {},
+};
+MODULE_DEVICE_TABLE(of, cs42l73_of_match);
+
static const struct i2c_device_id cs42l73_id[] = {
{"cs42l73", 0},
{}
@@ -1489,6 +1518,7 @@ static struct i2c_driver cs42l73_i2c_driver = {
.driver = {
.name = "cs42l73",
.owner = THIS_MODULE,
+ .of_match_table = cs42l73_of_match,
},
.id_table = cs42l73_id,
.probe = cs42l73_i2c_probe,
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-04 11:33:09 +0000