LXR linux/sound/soc/codecs/cs4271-spi.c

   1// SPDX-License-Identifier: GPL-2.0-or-later
   2/*
   3 * CS4271 SPI audio driver
   4 *
   5 * Copyright (c) 2010 Alexander Sverdlin <subaparts@yandex.ru>
   6 */
   7
   8#include <linux/module.h>
   9#include <linux/spi/spi.h>
  10#include <linux/regmap.h>
  11#include <sound/soc.h>
  12#include "cs4271.h"
  13
  14static int cs4271_spi_probe(struct spi_device *spi)
  15{
  16        struct regmap_config config;
  17
  18        config = cs4271_regmap_config;
  19        config.reg_bits = 16;
  20        config.val_bits = 8;
  21        config.read_flag_mask = 0x21;
  22        config.write_flag_mask = 0x20;
  23
  24        return cs4271_probe(&spi->dev, devm_regmap_init_spi(spi, &config));
  25}
  26
  27static struct spi_driver cs4271_spi_driver = {
  28        .driver = {
  29                .name   = "cs4271",
  30                .of_match_table = of_match_ptr(cs4271_dt_ids),
  31        },
  32        .probe          = cs4271_spi_probe,
  33};
  34module_spi_driver(cs4271_spi_driver);
  35
  36MODULE_DESCRIPTION("ASoC CS4271 SPI Driver");
  37MODULE_AUTHOR("Alexander Sverdlin <subaparts@yandex.ru>");
  38MODULE_LICENSE("GPL");
  39