linux/sound/soc/codecs/wm8523.c

// SPDX-License-Identifier: GPL-2.0-only
/*
 * wm8523.c  --  WM8523 ALSA SoC Audio driver
 *
 * Copyright 2009 Wolfson Microelectronics plc
 *
 * Author: Mark Brown <[email protected]>
 */

#include <linux/mod_devicetable.h>
#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/init.h>
#include <linux/delay.h>
#include <linux/pm.h>
#include <linux/i2c.h>
#include <linux/regmap.h>
#include <linux/regulator/consumer.h>
#include <linux/slab.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/soc.h>
#include <sound/initval.h>
#include <sound/tlv.h>

#include "wm8523.h"

#define WM8523_NUM_SUPPLIES …
static const char *wm8523_supply_names[WM8523_NUM_SUPPLIES] = …;

#define WM8523_NUM_RATES …

/* codec private data */
struct wm8523_priv { … };

static const struct reg_default wm8523_reg_defaults[] = …;

static bool wm8523_volatile_register(struct device *dev, unsigned int reg)
{ … }

static const DECLARE_TLV_DB_SCALE(dac_tlv, -10000, 25, 0);

static const char *wm8523_zd_count_text[] = …;

static SOC_ENUM_SINGLE_DECL(wm8523_zc_count, WM8523_ZERO_DETECT, 0,
			    wm8523_zd_count_text);

static const struct snd_kcontrol_new wm8523_controls[] = …;

static const struct snd_soc_dapm_widget wm8523_dapm_widgets[] = …;

static const struct snd_soc_dapm_route wm8523_dapm_routes[] = …;

static const struct { … } lrclk_ratios[WM8523_NUM_RATES] = …;

static const struct { … } bclk_ratios[] = …;

static int wm8523_startup(struct snd_pcm_substream *substream,
			  struct snd_soc_dai *dai)
{ … }

static int wm8523_hw_params(struct snd_pcm_substream *substream,
			    struct snd_pcm_hw_params *params,
			    struct snd_soc_dai *dai)
{ … }

static int wm8523_set_dai_sysclk(struct snd_soc_dai *codec_dai,
		int clk_id, unsigned int freq, int dir)
{ … }


static int wm8523_set_dai_fmt(struct snd_soc_dai *codec_dai,
		unsigned int fmt)
{ … }

static int wm8523_set_bias_level(struct snd_soc_component *component,
				 enum snd_soc_bias_level level)
{ … }

#define WM8523_RATES …

#define WM8523_FORMATS …

static const struct snd_soc_dai_ops wm8523_dai_ops = …;

static struct snd_soc_dai_driver wm8523_dai = …;

static int wm8523_probe(struct snd_soc_component *component)
{ … }

static const struct snd_soc_component_driver soc_component_dev_wm8523 = …;

static const struct of_device_id wm8523_of_match[] = …;
MODULE_DEVICE_TABLE(of, wm8523_of_match);

static const struct regmap_config wm8523_regmap = …;

static int wm8523_i2c_probe(struct i2c_client *i2c)
{ … }

static const struct i2c_device_id wm8523_i2c_id[] = …;
MODULE_DEVICE_TABLE(i2c, wm8523_i2c_id);

static struct i2c_driver wm8523_i2c_driver = …;

module_i2c_driver(…) …;

MODULE_DESCRIPTION(…) …;
MODULE_AUTHOR(…) …;
MODULE_LICENSE(…) …;