tlv320aic3x-i2c.c 1.8 KB

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  1. /* SPDX-License-Identifier: GPL-2.0-only
  2. *
  3. * ALSA SoC TLV320AIC3x codec driver I2C interface
  4. *
  5. * Author: Arun KS, <[email protected]>
  6. * Copyright: (C) 2008 Mistral Solutions Pvt Ltd.,
  7. *
  8. * Based on sound/soc/codecs/wm8731.c by Richard Purdie
  9. *
  10. */
  11. #include <linux/i2c.h>
  12. #include <linux/module.h>
  13. #include <linux/of.h>
  14. #include <linux/regmap.h>
  15. #include <sound/soc.h>
  16. #include "tlv320aic3x.h"
  17. static const struct i2c_device_id aic3x_i2c_id[] = {
  18. { "tlv320aic3x", AIC3X_MODEL_3X },
  19. { "tlv320aic33", AIC3X_MODEL_33 },
  20. { "tlv320aic3007", AIC3X_MODEL_3007 },
  21. { "tlv320aic3104", AIC3X_MODEL_3104 },
  22. { "tlv320aic3106", AIC3X_MODEL_3106 },
  23. { }
  24. };
  25. MODULE_DEVICE_TABLE(i2c, aic3x_i2c_id);
  26. static int aic3x_i2c_probe(struct i2c_client *i2c)
  27. {
  28. struct regmap *regmap;
  29. struct regmap_config config;
  30. const struct i2c_device_id *id = i2c_match_id(aic3x_i2c_id, i2c);
  31. config = aic3x_regmap;
  32. config.reg_bits = 8;
  33. config.val_bits = 8;
  34. regmap = devm_regmap_init_i2c(i2c, &config);
  35. return aic3x_probe(&i2c->dev, regmap, id->driver_data);
  36. }
  37. static void aic3x_i2c_remove(struct i2c_client *i2c)
  38. {
  39. aic3x_remove(&i2c->dev);
  40. }
  41. static const struct of_device_id aic3x_of_id[] = {
  42. { .compatible = "ti,tlv320aic3x", },
  43. { .compatible = "ti,tlv320aic33" },
  44. { .compatible = "ti,tlv320aic3007" },
  45. { .compatible = "ti,tlv320aic3104" },
  46. { .compatible = "ti,tlv320aic3106" },
  47. {},
  48. };
  49. MODULE_DEVICE_TABLE(of, aic3x_of_id);
  50. static struct i2c_driver aic3x_i2c_driver = {
  51. .driver = {
  52. .name = "tlv320aic3x",
  53. .of_match_table = aic3x_of_id,
  54. },
  55. .probe_new = aic3x_i2c_probe,
  56. .remove = aic3x_i2c_remove,
  57. .id_table = aic3x_i2c_id,
  58. };
  59. module_i2c_driver(aic3x_i2c_driver);
  60. MODULE_DESCRIPTION("ASoC TLV320AIC3x codec driver I2C");
  61. MODULE_AUTHOR("Arun KS <[email protected]>");
  62. MODULE_LICENSE("GPL");