diff options
Diffstat (limited to 'sound/soc/codecs/cs42l51.c')
-rw-r--r-- | sound/soc/codecs/cs42l51.c | 76 |
1 files changed, 20 insertions, 56 deletions
diff --git a/sound/soc/codecs/cs42l51.c b/sound/soc/codecs/cs42l51.c index 23acaa0263dc..09488d97de60 100644 --- a/sound/soc/codecs/cs42l51.c +++ b/sound/soc/codecs/cs42l51.c @@ -29,7 +29,6 @@ #include <sound/initval.h> #include <sound/pcm_params.h> #include <sound/pcm.h> -#include <linux/i2c.h> #include <linux/regmap.h> #include "cs42l51.h" @@ -483,7 +482,7 @@ static struct snd_soc_dai_driver cs42l51_dai = { .ops = &cs42l51_dai_ops, }; -static int cs42l51_probe(struct snd_soc_codec *codec) +static int cs42l51_codec_probe(struct snd_soc_codec *codec) { int ret, reg; @@ -504,7 +503,7 @@ static int cs42l51_probe(struct snd_soc_codec *codec) } static struct snd_soc_codec_driver soc_codec_device_cs42l51 = { - .probe = cs42l51_probe, + .probe = cs42l51_codec_probe, .controls = cs42l51_snd_controls, .num_controls = ARRAY_SIZE(cs42l51_snd_controls), @@ -514,91 +513,56 @@ static struct snd_soc_codec_driver soc_codec_device_cs42l51 = { .num_dapm_routes = ARRAY_SIZE(cs42l51_routes), }; -static const struct regmap_config cs42l51_regmap = { - .reg_bits = 8, - .val_bits = 8, - +const struct regmap_config cs42l51_regmap = { .max_register = CS42L51_CHARGE_FREQ, .cache_type = REGCACHE_RBTREE, }; +EXPORT_SYMBOL_GPL(cs42l51_regmap); -static int cs42l51_i2c_probe(struct i2c_client *i2c_client, - const struct i2c_device_id *id) +int cs42l51_probe(struct device *dev, struct regmap *regmap) { struct cs42l51_private *cs42l51; - struct regmap *regmap; unsigned int val; int ret; - regmap = devm_regmap_init_i2c(i2c_client, &cs42l51_regmap); - if (IS_ERR(regmap)) { - ret = PTR_ERR(regmap); - dev_err(&i2c_client->dev, "Failed to create regmap: %d\n", - ret); - return ret; - } + if (IS_ERR(regmap)) + return PTR_ERR(regmap); + + cs42l51 = devm_kzalloc(dev, sizeof(struct cs42l51_private), + GFP_KERNEL); + if (!cs42l51) + return -ENOMEM; + + dev_set_drvdata(dev, cs42l51); /* Verify that we have a CS42L51 */ ret = regmap_read(regmap, CS42L51_CHIP_REV_ID, &val); if (ret < 0) { - dev_err(&i2c_client->dev, "failed to read I2C\n"); + dev_err(dev, "failed to read I2C\n"); goto error; } if ((val != CS42L51_MK_CHIP_REV(CS42L51_CHIP_ID, CS42L51_CHIP_REV_A)) && (val != CS42L51_MK_CHIP_REV(CS42L51_CHIP_ID, CS42L51_CHIP_REV_B))) { - dev_err(&i2c_client->dev, "Invalid chip id: %x\n", val); + dev_err(dev, "Invalid chip id: %x\n", val); ret = -ENODEV; goto error; } + dev_info(dev, "Cirrus Logic CS42L51, Revision: %02X\n", + val & CS42L51_CHIP_REV_MASK); - dev_info(&i2c_client->dev, "found device cs42l51 rev %d\n", - val & 7); - - cs42l51 = devm_kzalloc(&i2c_client->dev, sizeof(struct cs42l51_private), - GFP_KERNEL); - if (!cs42l51) - return -ENOMEM; - - i2c_set_clientdata(i2c_client, cs42l51); - - ret = snd_soc_register_codec(&i2c_client->dev, + ret = snd_soc_register_codec(dev, &soc_codec_device_cs42l51, &cs42l51_dai, 1); error: return ret; } - -static int cs42l51_i2c_remove(struct i2c_client *client) -{ - snd_soc_unregister_codec(&client->dev); - return 0; -} - -static const struct i2c_device_id cs42l51_id[] = { - {"cs42l51", 0}, - {} -}; -MODULE_DEVICE_TABLE(i2c, cs42l51_id); +EXPORT_SYMBOL_GPL(cs42l51_probe); static const struct of_device_id cs42l51_of_match[] = { { .compatible = "cirrus,cs42l51", }, { } }; MODULE_DEVICE_TABLE(of, cs42l51_of_match); - -static struct i2c_driver cs42l51_i2c_driver = { - .driver = { - .name = "cs42l51-codec", - .owner = THIS_MODULE, - .of_match_table = cs42l51_of_match, - }, - .id_table = cs42l51_id, - .probe = cs42l51_i2c_probe, - .remove = cs42l51_i2c_remove, -}; - -module_i2c_driver(cs42l51_i2c_driver); - MODULE_AUTHOR("Arnaud Patard <arnaud.patard@rtp-net.org>"); MODULE_DESCRIPTION("Cirrus Logic CS42L51 ALSA SoC Codec Driver"); MODULE_LICENSE("GPL"); |