LXR linux/sound/soc/codecs/pcm512x-spi.c

   1/*
   2 * Driver for the PCM512x CODECs
   3 *
   4 * Author:      Mark Brown <broonie@linaro.org>
   5 *              Copyright 2014 Linaro Ltd
   6 *
   7 * This program is free software; you can redistribute it and/or
   8 * modify it under the terms of the GNU General Public License
   9 * version 2 as published by the Free Software Foundation.
  10 *
  11 * This program is distributed in the hope that it will be useful, but
  12 * WITHOUT ANY WARRANTY; without even the implied warranty of
  13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14 * General Public License for more details.
  15 */
  16
  17#include <linux/init.h>
  18#include <linux/module.h>
  19#include <linux/spi/spi.h>
  20
  21#include "pcm512x.h"
  22
  23static int pcm512x_spi_probe(struct spi_device *spi)
  24{
  25        struct regmap *regmap;
  26        int ret;
  27
  28        regmap = devm_regmap_init_spi(spi, &pcm512x_regmap);
  29        if (IS_ERR(regmap)) {
  30                ret = PTR_ERR(regmap);
  31                return ret;
  32        }
  33
  34        return pcm512x_probe(&spi->dev, regmap);
  35}
  36
  37static int pcm512x_spi_remove(struct spi_device *spi)
  38{
  39        pcm512x_remove(&spi->dev);
  40        return 0;
  41}
  42
  43static const struct spi_device_id pcm512x_spi_id[] = {
  44        { "pcm5121", },
  45        { "pcm5122", },
  46        { "pcm5141", },
  47        { "pcm5142", },
  48        { },
  49};
  50MODULE_DEVICE_TABLE(spi, pcm512x_spi_id);
  51
  52static const struct of_device_id pcm512x_of_match[] = {
  53        { .compatible = "ti,pcm5121", },
  54        { .compatible = "ti,pcm5122", },
  55        { .compatible = "ti,pcm5141", },
  56        { .compatible = "ti,pcm5142", },
  57        { }
  58};
  59MODULE_DEVICE_TABLE(of, pcm512x_of_match);
  60
  61static struct spi_driver pcm512x_spi_driver = {
  62        .probe          = pcm512x_spi_probe,
  63        .remove         = pcm512x_spi_remove,
  64        .id_table       = pcm512x_spi_id,
  65        .driver = {
  66                .name   = "pcm512x",
  67                .of_match_table = pcm512x_of_match,
  68                .pm     = &pcm512x_pm_ops,
  69        },
  70};
  71
  72module_spi_driver(pcm512x_spi_driver);
  73