sound/soc/codecs/wm8804-spi.c

   1 /*
   2  * wm8804-spi.c  --  WM8804 S/PDIF transceiver driver - SPI
   3  *
   4  * Copyright 2015 Cirrus Logic Inc
   5  *
   6  * Author: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
   7  *
   8  * This program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License version 2 as
  10  * published by the Free Software Foundation.
  11  */
  12
  13 #include <linux/init.h>
  14 #include <linux/module.h>
  15 #include <linux/spi/spi.h>
  16
  17 #include "wm8804.h"
  18
  19 static int wm8804_spi_probe(struct spi_device *spi)
  20 {
  21         struct regmap *regmap;
  22
  23         regmap = devm_regmap_init_spi(spi, &wm8804_regmap_config);
  24         if (IS_ERR(regmap))
  25                 return PTR_ERR(regmap);
  26
  27         return wm8804_probe(&spi->dev, regmap);
  28 }
  29
  30 static int wm8804_spi_remove(struct spi_device *spi)
  31 {
  32         wm8804_remove(&spi->dev);
  33         return 0;
  34 }
  35
  36 static const struct of_device_id wm8804_of_match[] = {
  37         { .compatible = "wlf,wm8804", },
  38         { }
  39 };
  40 MODULE_DEVICE_TABLE(of, wm8804_of_match);
  41
  42 static struct spi_driver wm8804_spi_driver = {
  43         .driver = {
  44                 .name = "wm8804",
  45                 .pm = &wm8804_pm,
  46                 .of_match_table = wm8804_of_match,
  47         },
  48         .probe = wm8804_spi_probe,
  49         .remove = wm8804_spi_remove
  50 };
  51
  52 module_spi_driver(wm8804_spi_driver);
  53
  54 MODULE_DESCRIPTION("ASoC WM8804 driver - SPI");
  55 MODULE_AUTHOR("Charles Keepax <ckeepax@opensource.wolfsonmicro.com>");
  56 MODULE_LICENSE("GPL");