LXR linux/sound/soc/codecs/pcm186x-spi.c

   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
  10#include <linux/init.h>
  11#include <linux/module.h>
  12#include <linux/spi/spi.h>
  13
  14#include "pcm186x.h"
  15
  16static const struct of_device_id pcm186x_of_match[] = {
  17        { .compatible = "ti,pcm1862", .data = (void *)PCM1862 },
  18        { .compatible = "ti,pcm1863", .data = (void *)PCM1863 },
  19        { .compatible = "ti,pcm1864", .data = (void *)PCM1864 },
  20        { .compatible = "ti,pcm1865", .data = (void *)PCM1865 },
  21        { }
  22};
  23MODULE_DEVICE_TABLE(of, pcm186x_of_match);
  24
  25static int pcm186x_spi_probe(struct spi_device *spi)
  26{
  27        const enum pcm186x_type type =
  28                         (enum pcm186x_type)spi_get_device_id(spi)->driver_data;
  29        int irq = spi->irq;
  30        struct regmap *regmap;
  31
  32        regmap = devm_regmap_init_spi(spi, &pcm186x_regmap);
  33        if (IS_ERR(regmap))
  34                return PTR_ERR(regmap);
  35
  36        return pcm186x_probe(&spi->dev, type, irq, regmap);
  37}
  38
  39static const struct spi_device_id pcm186x_spi_id[] = {
  40        { "pcm1862", PCM1862 },
  41        { "pcm1863", PCM1863 },
  42        { "pcm1864", PCM1864 },
  43        { "pcm1865", PCM1865 },
  44        { }
  45};
  46MODULE_DEVICE_TABLE(spi, pcm186x_spi_id);
  47
  48static struct spi_driver pcm186x_spi_driver = {
  49        .probe          = pcm186x_spi_probe,
  50        .id_table       = pcm186x_spi_id,
  51        .driver         = {
  52                .name   = "pcm186x",
  53                .of_match_table = pcm186x_of_match,
  54        },
  55};
  56module_spi_driver(pcm186x_spi_driver);
  57
  58MODULE_AUTHOR("Andreas Dannenberg <dannenberg@ti.com>");
  59MODULE_AUTHOR("Andrew F. Davis <afd@ti.com>");
  60MODULE_DESCRIPTION("PCM186x Universal Audio ADC SPI Interface Driver");
  61MODULE_LICENSE("GPL v2");
  62