[PATCH 3/4] ASoC: codecs: tlv320aic3x: move I2C to separated file
Jiri Prchal
jiri.prchal at aksignal.cz
Tue Apr 6 16:24:38 CEST 2021
Moved I2C related staff to separated source file.
Signed-off-by: Jiri Prchal <jiri.prchal at aksignal.cz>
---
sound/soc/codecs/Kconfig | 9 ++-
sound/soc/codecs/Makefile | 2 +
sound/soc/codecs/tlv320aic3x-i2c.c | 70 ++++++++++++++++++++
sound/soc/codecs/tlv320aic3x.c | 100 ++++++++---------------------
sound/soc/codecs/tlv320aic3x.h | 7 ++
5 files changed, 112 insertions(+), 76 deletions(-)
create mode 100644 sound/soc/codecs/tlv320aic3x-i2c.c
diff --git a/sound/soc/codecs/Kconfig b/sound/soc/codecs/Kconfig
index 1c87b42606c9..7f6a9b22c261 100644
--- a/sound/soc/codecs/Kconfig
+++ b/sound/soc/codecs/Kconfig
@@ -214,7 +214,7 @@ config SND_SOC_ALL_CODECS
imply SND_SOC_TLV320AIC31XX
imply SND_SOC_TLV320AIC32X4_I2C
imply SND_SOC_TLV320AIC32X4_SPI
- imply SND_SOC_TLV320AIC3X
+ imply SND_SOC_TLV320AIC3X_I2C
imply SND_SOC_TPA6130A2
imply SND_SOC_TLV320DAC33
imply SND_SOC_TSCS42XX
@@ -1419,8 +1419,13 @@ config SND_SOC_TLV320AIC32X4_SPI
select SND_SOC_TLV320AIC32X4
config SND_SOC_TLV320AIC3X
- tristate "Texas Instruments TLV320AIC3x CODECs"
+ tristate
+
+config SND_SOC_TLV320AIC3X_I2C
+ tristate "Texas Instruments TLV320AIC3x audio CODECs - I2C"
depends on I2C
+ select SND_SOC_TLV320AIC3X
+ select REGMAP_I2C
config SND_SOC_TLV320DAC33
tristate
diff --git a/sound/soc/codecs/Makefile b/sound/soc/codecs/Makefile
index 81357dc62ea0..3710726f740f 100644
--- a/sound/soc/codecs/Makefile
+++ b/sound/soc/codecs/Makefile
@@ -233,6 +233,7 @@ snd-soc-tlv320aic32x4-objs := tlv320aic32x4.o tlv320aic32x4-clk.o
snd-soc-tlv320aic32x4-i2c-objs := tlv320aic32x4-i2c.o
snd-soc-tlv320aic32x4-spi-objs := tlv320aic32x4-spi.o
snd-soc-tlv320aic3x-objs := tlv320aic3x.o
+snd-soc-tlv320aic3x-i2c-objs := tlv320aic3x-i2c.o
snd-soc-tlv320dac33-objs := tlv320dac33.o
snd-soc-tlv320adcx140-objs := tlv320adcx140.o
snd-soc-tscs42xx-objs := tscs42xx.o
@@ -548,6 +549,7 @@ obj-$(CONFIG_SND_SOC_TLV320AIC32X4) += snd-soc-tlv320aic32x4.o
obj-$(CONFIG_SND_SOC_TLV320AIC32X4_I2C) += snd-soc-tlv320aic32x4-i2c.o
obj-$(CONFIG_SND_SOC_TLV320AIC32X4_SPI) += snd-soc-tlv320aic32x4-spi.o
obj-$(CONFIG_SND_SOC_TLV320AIC3X) += snd-soc-tlv320aic3x.o
+obj-$(CONFIG_SND_SOC_TLV320AIC3X_I2C) += snd-soc-tlv320aic3x-i2c.o
obj-$(CONFIG_SND_SOC_TLV320DAC33) += snd-soc-tlv320dac33.o
obj-$(CONFIG_SND_SOC_TLV320ADCX140) += snd-soc-tlv320adcx140.o
obj-$(CONFIG_SND_SOC_TSCS42XX) += snd-soc-tscs42xx.o
diff --git a/sound/soc/codecs/tlv320aic3x-i2c.c b/sound/soc/codecs/tlv320aic3x-i2c.c
new file mode 100644
index 000000000000..4535bb8dbadc
--- /dev/null
+++ b/sound/soc/codecs/tlv320aic3x-i2c.c
@@ -0,0 +1,70 @@
+/* SPDX-License-Identifier: GPL-2.0-only
+ *
+ * ALSA SoC TLV320AIC3x codec driver I2C interface
+ *
+ * Author: Arun KS, <arunks at mistralsolutions.com>
+ * Copyright: (C) 2008 Mistral Solutions Pvt Ltd.,
+ *
+ * Based on sound/soc/codecs/wm8731.c by Richard Purdie
+ *
+ */
+
+#include <linux/i2c.h>
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/regmap.h>
+#include <sound/soc.h>
+
+#include "tlv320aic3x.h"
+
+static int aic3x_i2c_probe(struct i2c_client *i2c, const struct i2c_device_id *id)
+{
+ struct regmap *regmap;
+ struct regmap_config config;
+
+ config = aic3x_regmap;
+ config.reg_bits = 8;
+ config.val_bits = 8;
+
+ regmap = devm_regmap_init_i2c(i2c, &config);
+ return aic3x_probe(&i2c->dev, regmap, id->driver_data);
+}
+
+static int aic3x_i2c_remove(struct i2c_client *i2c)
+{
+ return aic3x_remove(&i2c->dev);
+}
+
+static const struct i2c_device_id aic3x_i2c_id[] = {
+ { "tlv320aic3x", AIC3X_MODEL_3X },
+ { "tlv320aic33", AIC3X_MODEL_33 },
+ { "tlv320aic3007", AIC3X_MODEL_3007 },
+ { "tlv320aic3104", AIC3X_MODEL_3104 },
+ { }
+};
+MODULE_DEVICE_TABLE(i2c, aic3x_i2c_id);
+
+static const struct of_device_id aic3x_of_id[] = {
+ { .compatible = "ti,tlv320aic3x", },
+ { .compatible = "ti,tlv320aic33" },
+ { .compatible = "ti,tlv320aic3007" },
+ { .compatible = "ti,tlv320aic3104" },
+ {},
+};
+MODULE_DEVICE_TABLE(of, aic3x_of_id);
+
+static struct i2c_driver aic3x_i2c_driver = {
+ .driver = {
+ .name = "tlv320aic3x",
+ .of_match_table = aic3x_of_id,
+ },
+ .probe = aic3x_i2c_probe,
+ .remove = aic3x_i2c_remove,
+ .id_table = aic3x_i2c_id,
+};
+
+module_i2c_driver(aic3x_i2c_driver);
+
+MODULE_DESCRIPTION("ASoC TLV320AIC3x codec driver I2C");
+MODULE_AUTHOR("Arun KS <arunks at mistralsolutions.com>");
+MODULE_LICENSE("GPL");
diff --git a/sound/soc/codecs/tlv320aic3x.c b/sound/soc/codecs/tlv320aic3x.c
index 6549ad9296ce..2f351747b714 100644
--- a/sound/soc/codecs/tlv320aic3x.c
+++ b/sound/soc/codecs/tlv320aic3x.c
@@ -1,6 +1,5 @@
// SPDX-License-Identifier: GPL-2.0-only
-/*
- * ALSA SoC TLV320AIC3X codec driver
+/* ALSA SoC TLV320AIC3X codec driver
*
* Author: Vladimir Barinov, <vbarinov at embeddedalley.com>
* Copyright: (C) 2007 MontaVista Software, Inc., <source at mvista.com>
@@ -131,10 +130,7 @@ static bool aic3x_volatile_reg(struct device *dev, unsigned int reg)
}
}
-static const struct regmap_config aic3x_regmap = {
- .reg_bits = 8,
- .val_bits = 8,
-
+const struct regmap_config aic3x_regmap = {
.max_register = DAC_ICC_ADJ,
.reg_defaults = aic3x_reg,
.num_reg_defaults = ARRAY_SIZE(aic3x_reg),
@@ -143,6 +139,7 @@ static const struct regmap_config aic3x_regmap = {
.cache_type = REGCACHE_RBTREE,
};
+EXPORT_SYMBOL_GPL(aic3x_regmap);
#define SOC_DAPM_SINGLE_AIC3X(xname, reg, shift, mask, invert) \
SOC_SINGLE_EXT(xname, reg, shift, mask, invert, \
@@ -1701,10 +1698,9 @@ static const struct snd_soc_component_driver soc_component_dev_aic3x = {
.non_legacy_dai_naming = 1,
};
-static void aic3x_configure_ocmv(struct i2c_client *client)
+static void aic3x_configure_ocmv(struct device *dev, struct aic3x_priv *aic3x)
{
- struct device_node *np = client->dev.of_node;
- struct aic3x_priv *aic3x = i2c_get_clientdata(client);
+ struct device_node *np = dev->of_node;
u32 value;
int dvdd, avdd;
@@ -1720,7 +1716,7 @@ static void aic3x_configure_ocmv(struct i2c_client *client)
avdd = regulator_get_voltage(aic3x->supplies[2].consumer);
if (avdd > 3600000 || dvdd > 1950000) {
- dev_warn(&client->dev,
+ dev_warn(dev,
"Too high supply voltage(s) AVDD: %d, DVDD: %d\n",
avdd, dvdd);
} else if (avdd == 3600000 && dvdd == 1950000) {
@@ -1732,26 +1728,12 @@ static void aic3x_configure_ocmv(struct i2c_client *client)
} else if (avdd >= 2700000 && dvdd >= 1525000) {
aic3x->ocmv = HPOUT_SC_OCMV_1_35V;
} else {
- dev_warn(&client->dev,
+ dev_warn(dev,
"Invalid supply voltage(s) AVDD: %d, DVDD: %d\n",
avdd, dvdd);
}
}
-/*
- * AIC3X 2 wire address can be up to 4 devices with device addresses
- * 0x18, 0x19, 0x1A, 0x1B
- */
-
-static const struct i2c_device_id aic3x_i2c_id[] = {
- { "tlv320aic3x", AIC3X_MODEL_3X },
- { "tlv320aic33", AIC3X_MODEL_33 },
- { "tlv320aic3007", AIC3X_MODEL_3007 },
- { "tlv320aic3106", AIC3X_MODEL_3X },
- { "tlv320aic3104", AIC3X_MODEL_3104 },
- { }
-};
-MODULE_DEVICE_TABLE(i2c, aic3x_i2c_id);
static const struct reg_sequence aic3007_class_d[] = {
/* Class-D speaker driver init; datasheet p. 46 */
@@ -1763,25 +1745,20 @@ static const struct reg_sequence aic3007_class_d[] = {
{ AIC3X_PAGE_SELECT, 0x00 },
};
-/*
- * If the i2c layer weren't so broken, we could pass this kind of data
- * around
- */
-static int aic3x_i2c_probe(struct i2c_client *i2c,
- const struct i2c_device_id *id)
+int aic3x_probe(struct device *dev, struct regmap *regmap, kernel_ulong_t driver_data)
{
- struct aic3x_pdata *pdata = i2c->dev.platform_data;
+ struct aic3x_pdata *pdata = dev->platform_data;
struct aic3x_priv *aic3x;
struct aic3x_setup_data *ai3x_setup;
- struct device_node *np = i2c->dev.of_node;
+ struct device_node *np = dev->of_node;
int ret, i;
u32 value;
- aic3x = devm_kzalloc(&i2c->dev, sizeof(struct aic3x_priv), GFP_KERNEL);
+ aic3x = devm_kzalloc(dev, sizeof(struct aic3x_priv), GFP_KERNEL);
if (!aic3x)
return -ENOMEM;
- aic3x->regmap = devm_regmap_init_i2c(i2c, &aic3x_regmap);
+ aic3x->regmap = regmap;
if (IS_ERR(aic3x->regmap)) {
ret = PTR_ERR(aic3x->regmap);
return ret;
@@ -1789,14 +1766,13 @@ static int aic3x_i2c_probe(struct i2c_client *i2c,
regcache_cache_only(aic3x->regmap, true);
- i2c_set_clientdata(i2c, aic3x);
+ dev_set_drvdata(dev, aic3x);
if (pdata) {
aic3x->gpio_reset = pdata->gpio_reset;
aic3x->setup = pdata->setup;
aic3x->micbias_vg = pdata->micbias_vg;
} else if (np) {
- ai3x_setup = devm_kzalloc(&i2c->dev, sizeof(*ai3x_setup),
- GFP_KERNEL);
+ ai3x_setup = devm_kzalloc(dev, sizeof(*ai3x_setup), GFP_KERNEL);
if (!ai3x_setup)
return -ENOMEM;
@@ -1806,7 +1782,7 @@ static int aic3x_i2c_probe(struct i2c_client *i2c,
} else {
ret = of_get_named_gpio(np, "gpio-reset", 0);
if (ret > 0) {
- dev_warn(&i2c->dev, "Using deprecated property \"gpio-reset\", please update your DT");
+ dev_warn(dev, "Using deprecated property \"gpio-reset\", please update your DT");
aic3x->gpio_reset = ret;
} else {
aic3x->gpio_reset = -1;
@@ -1831,7 +1807,7 @@ static int aic3x_i2c_probe(struct i2c_client *i2c,
break;
default :
aic3x->micbias_vg = AIC3X_MICBIAS_OFF;
- dev_err(&i2c->dev, "Unsuitable MicBias voltage "
+ dev_err(dev, "Unsuitable MicBias voltage "
"found in DT\n");
}
} else {
@@ -1842,7 +1818,7 @@ static int aic3x_i2c_probe(struct i2c_client *i2c,
aic3x->gpio_reset = -1;
}
- aic3x->model = id->driver_data;
+ aic3x->model = driver_data;
if (gpio_is_valid(aic3x->gpio_reset) &&
!aic3x_is_shared_reset(aic3x)) {
@@ -1855,25 +1831,24 @@ static int aic3x_i2c_probe(struct i2c_client *i2c,
for (i = 0; i < ARRAY_SIZE(aic3x->supplies); i++)
aic3x->supplies[i].supply = aic3x_supply_names[i];
- ret = devm_regulator_bulk_get(&i2c->dev, ARRAY_SIZE(aic3x->supplies),
+ ret = devm_regulator_bulk_get(dev, ARRAY_SIZE(aic3x->supplies),
aic3x->supplies);
if (ret != 0) {
- dev_err(&i2c->dev, "Failed to request supplies: %d\n", ret);
+ dev_err(dev, "Failed to request supplies: %d\n", ret);
goto err_gpio;
}
- aic3x_configure_ocmv(i2c);
+ aic3x_configure_ocmv(dev, aic3x);
if (aic3x->model == AIC3X_MODEL_3007) {
ret = regmap_register_patch(aic3x->regmap, aic3007_class_d,
ARRAY_SIZE(aic3007_class_d));
if (ret != 0)
- dev_err(&i2c->dev, "Failed to init class D: %d\n",
+ dev_err(dev, "Failed to init class D: %d\n",
ret);
}
- ret = devm_snd_soc_register_component(&i2c->dev,
- &soc_component_dev_aic3x, &aic3x_dai, 1);
+ ret = devm_snd_soc_register_component(dev, &soc_component_dev_aic3x, &aic3x_dai, 1);
if (ret != 0)
goto err_gpio;
@@ -1890,10 +1865,11 @@ static int aic3x_i2c_probe(struct i2c_client *i2c,
err:
return ret;
}
+EXPORT_SYMBOL(aic3x_probe);
-static int aic3x_i2c_remove(struct i2c_client *client)
+int aic3x_remove(struct device *dev)
{
- struct aic3x_priv *aic3x = i2c_get_clientdata(client);
+ struct aic3x_priv *aic3x = dev_get_drvdata(dev);
list_del(&aic3x->list);
@@ -1904,31 +1880,7 @@ static int aic3x_i2c_remove(struct i2c_client *client)
}
return 0;
}
-
-#if defined(CONFIG_OF)
-static const struct of_device_id tlv320aic3x_of_match[] = {
- { .compatible = "ti,tlv320aic3x", },
- { .compatible = "ti,tlv320aic33" },
- { .compatible = "ti,tlv320aic3007" },
- { .compatible = "ti,tlv320aic3106" },
- { .compatible = "ti,tlv320aic3104" },
- {},
-};
-MODULE_DEVICE_TABLE(of, tlv320aic3x_of_match);
-#endif
-
-/* machine i2c codec control layer */
-static struct i2c_driver aic3x_i2c_driver = {
- .driver = {
- .name = "tlv320aic3x-codec",
- .of_match_table = of_match_ptr(tlv320aic3x_of_match),
- },
- .probe = aic3x_i2c_probe,
- .remove = aic3x_i2c_remove,
- .id_table = aic3x_i2c_id,
-};
-
-module_i2c_driver(aic3x_i2c_driver);
+EXPORT_SYMBOL(aic3x_remove);
MODULE_DESCRIPTION("ASoC TLV320AIC3X codec driver");
MODULE_AUTHOR("Vladimir Barinov");
diff --git a/sound/soc/codecs/tlv320aic3x.h b/sound/soc/codecs/tlv320aic3x.h
index 21dd6edf1059..00908f1734a7 100644
--- a/sound/soc/codecs/tlv320aic3x.h
+++ b/sound/soc/codecs/tlv320aic3x.h
@@ -9,6 +9,13 @@
#ifndef _AIC3X_H
#define _AIC3X_H
+struct device;
+struct regmap_config;
+
+extern const struct regmap_config aic3x_regmap;
+int aic3x_probe(struct device *dev, struct regmap *regmap, kernel_ulong_t driver_data);
+int aic3x_remove(struct device *dev);
+
#define AIC3X_MODEL_3X 0
#define AIC3X_MODEL_33 1
#define AIC3X_MODEL_3007 2
--
2.25.1
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