tristate "SoC Audio support for Cirrus Logic EDB93xx boards"
depends on SND_EP93XX_SOC && (MACH_EDB9301 || MACH_EDB9302 || MACH_EDB9302A || MACH_EDB9307A || MACH_EDB9315A)
select SND_EP93XX_SOC_I2S
- select SND_SOC_CS4271
+ select SND_SOC_CS4271_I2C if I2C
+ select SND_SOC_CS4271_SPI if SPI_MASTER
help
Say Y or M here if you want to add support for I2S audio on the
Cirrus Logic EDB93xx boards.
select SND_SOC_CS42L73 if I2C
select SND_SOC_CS4265 if I2C
select SND_SOC_CS4270 if I2C
- select SND_SOC_CS4271 if SND_SOC_I2C_AND_SPI
+ select SND_SOC_CS4271_I2C if I2C
+ select SND_SOC_CS4271_SPI if SPI_MASTER
select SND_SOC_CS42XX8_I2C if I2C
select SND_SOC_CX20442 if TTY
select SND_SOC_DA7210 if I2C
tristate
config SND_SOC_CS42L51_I2C
- tristate
+ tristate "Cirrus Logic CS42L51 CODEC (I2C)"
+ depends on I2C
select SND_SOC_CS42L51
config SND_SOC_CS42L52
depends on SND_SOC_CS4270
config SND_SOC_CS4271
- tristate "Cirrus Logic CS4271 CODEC"
- depends on SND_SOC_I2C_AND_SPI
+ tristate
+
+config SND_SOC_CS4271_I2C
+ tristate "Cirrus Logic CS4271 CODEC (I2C)"
+ depends on I2C
+ select SND_SOC_CS4271
+ select REGMAP_I2C
+
+config SND_SOC_CS4271_SPI
+ tristate "Cirrus Logic CS4271 CODEC (SPI)"
+ depends on SPI_MASTER
+ select SND_SOC_CS4271
+ select REGMAP_SPI
config SND_SOC_CS42XX8
tristate
snd-soc-cs4265-objs := cs4265.o
snd-soc-cs4270-objs := cs4270.o
snd-soc-cs4271-objs := cs4271.o
+snd-soc-cs4271-i2c-objs := cs4271-i2c.o
+snd-soc-cs4271-spi-objs := cs4271-spi.o
snd-soc-cs42xx8-objs := cs42xx8.o
snd-soc-cs42xx8-i2c-objs := cs42xx8-i2c.o
snd-soc-cx20442-objs := cx20442.o
obj-$(CONFIG_SND_SOC_CS4265) += snd-soc-cs4265.o
obj-$(CONFIG_SND_SOC_CS4270) += snd-soc-cs4270.o
obj-$(CONFIG_SND_SOC_CS4271) += snd-soc-cs4271.o
+obj-$(CONFIG_SND_SOC_CS4271_I2C) += snd-soc-cs4271-i2c.o
+obj-$(CONFIG_SND_SOC_CS4271_SPI) += snd-soc-cs4271-spi.o
obj-$(CONFIG_SND_SOC_CS42XX8) += snd-soc-cs42xx8.o
obj-$(CONFIG_SND_SOC_CS42XX8_I2C) += snd-soc-cs42xx8-i2c.o
obj-$(CONFIG_SND_SOC_CX20442) += snd-soc-cx20442.o
#include "cs4265.h"
struct cs4265_private {
- struct device *dev;
struct regmap *regmap;
struct gpio_desc *reset_gpio;
u8 format;
GFP_KERNEL);
if (cs4265 == NULL)
return -ENOMEM;
- cs4265->dev = &i2c_client->dev;
cs4265->regmap = devm_regmap_init_i2c(i2c_client, &cs4265_regmap);
if (IS_ERR(cs4265->regmap)) {
--- /dev/null
+/*
+ * CS4271 I2C audio driver
+ *
+ * Copyright (c) 2010 Alexander Sverdlin <subaparts@yandex.ru>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <linux/module.h>
+#include <linux/i2c.h>
+#include <linux/regmap.h>
+#include <sound/soc.h>
+#include "cs4271.h"
+
+static int cs4271_i2c_probe(struct i2c_client *client,
+ const struct i2c_device_id *id)
+{
+ struct regmap_config config;
+
+ config = cs4271_regmap_config;
+ config.reg_bits = 8;
+ config.val_bits = 8;
+
+ return cs4271_probe(&client->dev,
+ devm_regmap_init_i2c(client, &config));
+}
+
+static int cs4271_i2c_remove(struct i2c_client *client)
+{
+ snd_soc_unregister_codec(&client->dev);
+ return 0;
+}
+
+static const struct i2c_device_id cs4271_i2c_id[] = {
+ { "cs4271", 0 },
+ { }
+};
+MODULE_DEVICE_TABLE(i2c, cs4271_i2c_id);
+
+static struct i2c_driver cs4271_i2c_driver = {
+ .driver = {
+ .name = "cs4271",
+ .owner = THIS_MODULE,
+ .of_match_table = of_match_ptr(cs4271_dt_ids),
+ },
+ .probe = cs4271_i2c_probe,
+ .remove = cs4271_i2c_remove,
+ .id_table = cs4271_i2c_id,
+};
+module_i2c_driver(cs4271_i2c_driver);
+
+MODULE_DESCRIPTION("ASoC CS4271 I2C Driver");
+MODULE_AUTHOR("Alexander Sverdlin <subaparts@yandex.ru>");
+MODULE_LICENSE("GPL");
--- /dev/null
+/*
+ * CS4271 SPI audio driver
+ *
+ * Copyright (c) 2010 Alexander Sverdlin <subaparts@yandex.ru>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <linux/module.h>
+#include <linux/spi/spi.h>
+#include <linux/regmap.h>
+#include <sound/soc.h>
+#include "cs4271.h"
+
+static int cs4271_spi_probe(struct spi_device *spi)
+{
+ struct regmap_config config;
+
+ config = cs4271_regmap_config;
+ config.reg_bits = 16;
+ config.val_bits = 8;
+ config.read_flag_mask = 0x21;
+ config.write_flag_mask = 0x20;
+
+ return cs4271_probe(&spi->dev, devm_regmap_init_spi(spi, &config));
+}
+
+static int cs4271_spi_remove(struct spi_device *spi)
+{
+ snd_soc_unregister_codec(&spi->dev);
+ return 0;
+}
+
+static struct spi_driver cs4271_spi_driver = {
+ .driver = {
+ .name = "cs4271",
+ .owner = THIS_MODULE,
+ .of_match_table = of_match_ptr(cs4271_dt_ids),
+ },
+ .probe = cs4271_spi_probe,
+ .remove = cs4271_spi_remove,
+};
+module_spi_driver(cs4271_spi_driver);
+
+MODULE_DESCRIPTION("ASoC CS4271 SPI Driver");
+MODULE_AUTHOR("Alexander Sverdlin <subaparts@yandex.ru>");
+MODULE_LICENSE("GPL");
#include <linux/slab.h>
#include <linux/delay.h>
#include <linux/gpio.h>
-#include <linux/i2c.h>
-#include <linux/spi/spi.h>
#include <linux/of.h>
#include <linux/of_device.h>
#include <linux/of_gpio.h>
#include <sound/soc.h>
#include <sound/tlv.h>
#include <sound/cs4271.h>
+#include "cs4271.h"
#define CS4271_PCM_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | \
SNDRV_PCM_FMTBIT_S24_LE | \
#endif /* CONFIG_PM */
#ifdef CONFIG_OF
-static const struct of_device_id cs4271_dt_ids[] = {
+const struct of_device_id cs4271_dt_ids[] = {
{ .compatible = "cirrus,cs4271", },
{ }
};
MODULE_DEVICE_TABLE(of, cs4271_dt_ids);
+EXPORT_SYMBOL_GPL(cs4271_dt_ids);
#endif
-static int cs4271_probe(struct snd_soc_codec *codec)
+static int cs4271_codec_probe(struct snd_soc_codec *codec)
{
struct cs4271_private *cs4271 = snd_soc_codec_get_drvdata(codec);
struct cs4271_platform_data *cs4271plat = codec->dev->platform_data;
return 0;
}
-static int cs4271_remove(struct snd_soc_codec *codec)
+static int cs4271_codec_remove(struct snd_soc_codec *codec)
{
struct cs4271_private *cs4271 = snd_soc_codec_get_drvdata(codec);
};
static struct snd_soc_codec_driver soc_codec_dev_cs4271 = {
- .probe = cs4271_probe,
- .remove = cs4271_remove,
+ .probe = cs4271_codec_probe,
+ .remove = cs4271_codec_remove,
.suspend = cs4271_soc_suspend,
.resume = cs4271_soc_resume,
return 0;
}
-#if defined(CONFIG_SPI_MASTER)
-
-static const struct regmap_config cs4271_spi_regmap = {
- .reg_bits = 16,
- .val_bits = 8,
+const struct regmap_config cs4271_regmap_config = {
.max_register = CS4271_LASTREG,
- .read_flag_mask = 0x21,
- .write_flag_mask = 0x20,
.reg_defaults = cs4271_reg_defaults,
.num_reg_defaults = ARRAY_SIZE(cs4271_reg_defaults),
.volatile_reg = cs4271_volatile_reg,
};
+EXPORT_SYMBOL_GPL(cs4271_regmap_config);
-static int cs4271_spi_probe(struct spi_device *spi)
+int cs4271_probe(struct device *dev, struct regmap *regmap)
{
struct cs4271_private *cs4271;
int ret;
- ret = cs4271_common_probe(&spi->dev, &cs4271);
- if (ret < 0)
- return ret;
-
- spi_set_drvdata(spi, cs4271);
- cs4271->regmap = devm_regmap_init_spi(spi, &cs4271_spi_regmap);
- if (IS_ERR(cs4271->regmap))
- return PTR_ERR(cs4271->regmap);
-
- return snd_soc_register_codec(&spi->dev, &soc_codec_dev_cs4271,
- &cs4271_dai, 1);
-}
-
-static int cs4271_spi_remove(struct spi_device *spi)
-{
- snd_soc_unregister_codec(&spi->dev);
- return 0;
-}
-
-static struct spi_driver cs4271_spi_driver = {
- .driver = {
- .name = "cs4271",
- .owner = THIS_MODULE,
- .of_match_table = of_match_ptr(cs4271_dt_ids),
- },
- .probe = cs4271_spi_probe,
- .remove = cs4271_spi_remove,
-};
-#endif /* defined(CONFIG_SPI_MASTER) */
-
-#if IS_ENABLED(CONFIG_I2C)
-static const struct i2c_device_id cs4271_i2c_id[] = {
- {"cs4271", 0},
- {}
-};
-MODULE_DEVICE_TABLE(i2c, cs4271_i2c_id);
+ if (IS_ERR(regmap))
+ return PTR_ERR(regmap);
-static const struct regmap_config cs4271_i2c_regmap = {
- .reg_bits = 8,
- .val_bits = 8,
- .max_register = CS4271_LASTREG,
-
- .reg_defaults = cs4271_reg_defaults,
- .num_reg_defaults = ARRAY_SIZE(cs4271_reg_defaults),
- .cache_type = REGCACHE_RBTREE,
-
- .volatile_reg = cs4271_volatile_reg,
-};
-
-static int cs4271_i2c_probe(struct i2c_client *client,
- const struct i2c_device_id *id)
-{
- struct cs4271_private *cs4271;
- int ret;
-
- ret = cs4271_common_probe(&client->dev, &cs4271);
+ ret = cs4271_common_probe(dev, &cs4271);
if (ret < 0)
return ret;
- i2c_set_clientdata(client, cs4271);
- cs4271->regmap = devm_regmap_init_i2c(client, &cs4271_i2c_regmap);
- if (IS_ERR(cs4271->regmap))
- return PTR_ERR(cs4271->regmap);
+ dev_set_drvdata(dev, cs4271);
+ cs4271->regmap = regmap;
- return snd_soc_register_codec(&client->dev, &soc_codec_dev_cs4271,
- &cs4271_dai, 1);
-}
-
-static int cs4271_i2c_remove(struct i2c_client *client)
-{
- snd_soc_unregister_codec(&client->dev);
- return 0;
-}
-
-static struct i2c_driver cs4271_i2c_driver = {
- .driver = {
- .name = "cs4271",
- .owner = THIS_MODULE,
- .of_match_table = of_match_ptr(cs4271_dt_ids),
- },
- .id_table = cs4271_i2c_id,
- .probe = cs4271_i2c_probe,
- .remove = cs4271_i2c_remove,
-};
-#endif /* IS_ENABLED(CONFIG_I2C) */
-
-/*
- * We only register our serial bus driver here without
- * assignment to particular chip. So if any of the below
- * fails, there is some problem with I2C or SPI subsystem.
- * In most cases this module will be compiled with support
- * of only one serial bus.
- */
-static int __init cs4271_modinit(void)
-{
- int ret;
-
-#if IS_ENABLED(CONFIG_I2C)
- ret = i2c_add_driver(&cs4271_i2c_driver);
- if (ret) {
- pr_err("Failed to register CS4271 I2C driver: %d\n", ret);
- return ret;
- }
-#endif
-
-#if defined(CONFIG_SPI_MASTER)
- ret = spi_register_driver(&cs4271_spi_driver);
- if (ret) {
- pr_err("Failed to register CS4271 SPI driver: %d\n", ret);
- return ret;
- }
-#endif
-
- return 0;
-}
-module_init(cs4271_modinit);
-
-static void __exit cs4271_modexit(void)
-{
-#if defined(CONFIG_SPI_MASTER)
- spi_unregister_driver(&cs4271_spi_driver);
-#endif
-
-#if IS_ENABLED(CONFIG_I2C)
- i2c_del_driver(&cs4271_i2c_driver);
-#endif
+ return snd_soc_register_codec(dev, &soc_codec_dev_cs4271, &cs4271_dai,
+ 1);
}
-module_exit(cs4271_modexit);
+EXPORT_SYMBOL_GPL(cs4271_probe);
MODULE_AUTHOR("Alexander Sverdlin <subaparts@yandex.ru>");
MODULE_DESCRIPTION("Cirrus Logic CS4271 ALSA SoC Codec Driver");
--- /dev/null
+#ifndef _CS4271_PRIV_H
+#define _CS4271_PRIV_H
+
+#include <linux/regmap.h>
+
+extern const struct of_device_id cs4271_dt_ids[];
+extern const struct regmap_config cs4271_regmap_config;
+
+int cs4271_probe(struct device *dev, struct regmap *regmap);
+
+#endif
static int cs42l51_pdn_event(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *kcontrol, int event)
{
+ struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
+
switch (event) {
case SND_SOC_DAPM_PRE_PMD:
- snd_soc_update_bits(w->codec, CS42L51_POWER_CTL1,
+ snd_soc_update_bits(codec, CS42L51_POWER_CTL1,
CS42L51_POWER_CTL1_PDN,
CS42L51_POWER_CTL1_PDN);
break;
default:
case SND_SOC_DAPM_POST_PMD:
- snd_soc_update_bits(w->codec, CS42L51_POWER_CTL1,
+ snd_soc_update_bits(codec, CS42L51_POWER_CTL1,
CS42L51_POWER_CTL1_PDN, 0);
break;
}
static int cs42l73_spklo_spk_amp_event(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *kcontrol, int event)
{
- struct snd_soc_codec *codec = w->codec;
+ struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
struct cs42l73_private *priv = snd_soc_codec_get_drvdata(codec);
switch (event) {
case SND_SOC_DAPM_POST_PMD:
static int cs42l73_ear_amp_event(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *kcontrol, int event)
{
- struct snd_soc_codec *codec = w->codec;
+ struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
struct cs42l73_private *priv = snd_soc_codec_get_drvdata(codec);
switch (event) {
case SND_SOC_DAPM_POST_PMD:
static int cs42l73_hp_amp_event(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *kcontrol, int event)
{
- struct snd_soc_codec *codec = w->codec;
+ struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
struct cs42l73_private *priv = snd_soc_codec_get_drvdata(codec);
switch (event) {
case SND_SOC_DAPM_POST_PMD:
projects / karo-tx-linux.git / commitdiff