pcm186x-spi.c 1.6 KB

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  1. // SPDX-License-Identifier: GPL-2.0
  2. /*
  3. * Texas Instruments PCM186x Universal Audio ADC - SPI
  4. *
  5. * Copyright (C) 2015-2017 Texas Instruments Incorporated - https://www.ti.com
  6. * Andreas Dannenberg <dannenberg@ti.com>
  7. * Andrew F. Davis <afd@ti.com>
  8. */
  9. #include <linux/init.h>
  10. #include <linux/module.h>
  11. #include <linux/spi/spi.h>
  12. #include "pcm186x.h"
  13. static const struct of_device_id pcm186x_of_match[] = {
  14. { .compatible = "ti,pcm1862", .data = (void *)PCM1862 },
  15. { .compatible = "ti,pcm1863", .data = (void *)PCM1863 },
  16. { .compatible = "ti,pcm1864", .data = (void *)PCM1864 },
  17. { .compatible = "ti,pcm1865", .data = (void *)PCM1865 },
  18. { }
  19. };
  20. MODULE_DEVICE_TABLE(of, pcm186x_of_match);
  21. static int pcm186x_spi_probe(struct spi_device *spi)
  22. {
  23. const enum pcm186x_type type =
  24. (enum pcm186x_type)spi_get_device_id(spi)->driver_data;
  25. int irq = spi->irq;
  26. struct regmap *regmap;
  27. regmap = devm_regmap_init_spi(spi, &pcm186x_regmap);
  28. if (IS_ERR(regmap))
  29. return PTR_ERR(regmap);
  30. return pcm186x_probe(&spi->dev, type, irq, regmap);
  31. }
  32. static const struct spi_device_id pcm186x_spi_id[] = {
  33. { "pcm1862", PCM1862 },
  34. { "pcm1863", PCM1863 },
  35. { "pcm1864", PCM1864 },
  36. { "pcm1865", PCM1865 },
  37. { }
  38. };
  39. MODULE_DEVICE_TABLE(spi, pcm186x_spi_id);
  40. static struct spi_driver pcm186x_spi_driver = {
  41. .probe = pcm186x_spi_probe,
  42. .id_table = pcm186x_spi_id,
  43. .driver = {
  44. .name = "pcm186x",
  45. .of_match_table = pcm186x_of_match,
  46. },
  47. };
  48. module_spi_driver(pcm186x_spi_driver);
  49. MODULE_AUTHOR("Andreas Dannenberg <dannenberg@ti.com>");
  50. MODULE_AUTHOR("Andrew F. Davis <afd@ti.com>");
  51. MODULE_DESCRIPTION("PCM186x Universal Audio ADC SPI Interface Driver");
  52. MODULE_LICENSE("GPL v2");