sound/soc/codecs/wm8804-spi.c

   1 // SPDX-License-Identifier: GPL-2.0-only
   2 /*
   3  * wm8804-spi.c  --  WM8804 S/PDIF transceiver driver - SPI
   4  *
   5  * Copyright 2015 Cirrus Logic Inc
   6  *
   7  * Author: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
   8  */
   9
  10 #include <linux/init.h>
  11 #include <linux/module.h>
  12 #include <linux/spi/spi.h>
  13
  14 #include "wm8804.h"
  15
  16 static int wm8804_spi_probe(struct spi_device *spi)
  17 {
  18         struct regmap *regmap;
  19
  20         regmap = devm_regmap_init_spi(spi, &wm8804_regmap_config);
  21         if (IS_ERR(regmap))
  22                 return PTR_ERR(regmap);
  23
  24         return wm8804_probe(&spi->dev, regmap);
  25 }
  26
  27 static int wm8804_spi_remove(struct spi_device *spi)
  28 {
  29         wm8804_remove(&spi->dev);
  30         return 0;
  31 }
  32
  33 static const struct of_device_id wm8804_of_match[] = {
  34         { .compatible = "wlf,wm8804", },
  35         { }
  36 };
  37 MODULE_DEVICE_TABLE(of, wm8804_of_match);
  38
  39 static struct spi_driver wm8804_spi_driver = {
  40         .driver = {
  41                 .name = "wm8804",
  42                 .pm = &wm8804_pm,
  43                 .of_match_table = wm8804_of_match,
  44         },
  45         .probe = wm8804_spi_probe,
  46         .remove = wm8804_spi_remove
  47 };
  48
  49 module_spi_driver(wm8804_spi_driver);
  50
  51 MODULE_DESCRIPTION("ASoC WM8804 driver - SPI");
  52 MODULE_AUTHOR("Charles Keepax <ckeepax@opensource.wolfsonmicro.com>");
  53 MODULE_LICENSE("GPL");