LXR linux/sound/soc/codecs/tlv320aic32x4-spi.c

   1/* SPDX-License-Identifier: GPL-2.0
   2 *
   3 * Copyright 2011-2019 NW Digital Radio
   4 *
   5 * Author: Annaliese McDermond <nh6z@nh6z.net>
   6 *
   7 * Based on sound/soc/codecs/wm8974 and TI driver for kernel 2.6.27.
   8 *
   9 */
  10
  11#include <linux/spi/spi.h>
  12#include <linux/module.h>
  13#include <linux/of.h>
  14#include <linux/regmap.h>
  15#include <sound/soc.h>
  16
  17#include "tlv320aic32x4.h"
  18
  19static int aic32x4_spi_probe(struct spi_device *spi)
  20{
  21        struct regmap *regmap;
  22        struct regmap_config config;
  23
  24        config = aic32x4_regmap_config;
  25        config.reg_bits = 7;
  26        config.pad_bits = 1;
  27        config.val_bits = 8;
  28        config.read_flag_mask = 0x01;
  29
  30        regmap = devm_regmap_init_spi(spi, &config);
  31        return aic32x4_probe(&spi->dev, regmap);
  32}
  33
  34static int aic32x4_spi_remove(struct spi_device *spi)
  35{
  36        return aic32x4_remove(&spi->dev);
  37}
  38
  39static const struct spi_device_id aic32x4_spi_id[] = {
  40        { "tlv320aic32x4", 0 },
  41        { "tlv320aic32x6", 1 },
  42        { /* sentinel */ }
  43};
  44MODULE_DEVICE_TABLE(spi, aic32x4_spi_id);
  45
  46static const struct of_device_id aic32x4_of_id[] = {
  47        { .compatible = "ti,tlv320aic32x4", },
  48        { .compatible = "ti,tlv320aic32x6", },
  49        { /* senitel */ }
  50};
  51MODULE_DEVICE_TABLE(of, aic32x4_of_id);
  52
  53static struct spi_driver aic32x4_spi_driver = {
  54        .driver = {
  55                .name = "tlv320aic32x4",
  56                .owner = THIS_MODULE,
  57                .of_match_table = aic32x4_of_id,
  58        },
  59        .probe =    aic32x4_spi_probe,
  60        .remove =   aic32x4_spi_remove,
  61        .id_table = aic32x4_spi_id,
  62};
  63
  64module_spi_driver(aic32x4_spi_driver);
  65
  66MODULE_DESCRIPTION("ASoC TLV320AIC32x4 codec driver SPI");
  67MODULE_AUTHOR("Annaliese McDermond <nh6z@nh6z.net>");
  68MODULE_LICENSE("GPL");
  69