linux/sound/soc/codecs/lm4857.c

// SPDX-License-Identifier: GPL-2.0-or-later
/*
 * LM4857 AMP driver
 *
 * Copyright 2007 Wolfson Microelectronics PLC.
 * Author: Graeme Gregory
 *         [email protected]
 * Copyright 2011 Lars-Peter Clausen <[email protected]>
 */

#include <linux/init.h>
#include <linux/module.h>
#include <linux/i2c.h>
#include <linux/regmap.h>
#include <linux/slab.h>

#include <sound/core.h>
#include <sound/soc.h>
#include <sound/tlv.h>

static const struct reg_default lm4857_default_regs[] = …;

/* The register offsets in the cache array */
#define LM4857_MVOL …
#define LM4857_LVOL …
#define LM4857_RVOL …
#define LM4857_CTRL …

/* the shifts required to set these bits */
#define LM4857_3D …
#define LM4857_WAKEUP …
#define LM4857_EPGAIN …

static const unsigned int lm4857_mode_values[] = …;

static const char * const lm4857_mode_texts[] = …;

static SOC_VALUE_ENUM_SINGLE_AUTODISABLE_DECL(lm4857_mode_enum,
	LM4857_CTRL, 0, 0xf, lm4857_mode_texts, lm4857_mode_values);

static const struct snd_kcontrol_new lm4857_mode_ctrl = …;

static const struct snd_soc_dapm_widget lm4857_dapm_widgets[] = …;

static const DECLARE_TLV_DB_SCALE(stereo_tlv, -4050, 150, 0);
static const DECLARE_TLV_DB_SCALE(mono_tlv, -3450, 150, 0);

static const struct snd_kcontrol_new lm4857_controls[] = …;

static const struct snd_soc_dapm_route lm4857_routes[] = …;

static const struct snd_soc_component_driver lm4857_component_driver = …;

static const struct regmap_config lm4857_regmap_config = …;

static int lm4857_i2c_probe(struct i2c_client *i2c)
{ … }

static const struct i2c_device_id lm4857_i2c_id[] = …;
MODULE_DEVICE_TABLE(i2c, lm4857_i2c_id);

static struct i2c_driver lm4857_i2c_driver = …;

module_i2c_driver(…) …;

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