sound/soc/codecs/es8328-i2c.c

Source file repositories/reference/linux-study-clean/sound/soc/codecs/es8328-i2c.c

File Facts

System
Linux kernel
Corpus path
sound/soc/codecs/es8328-i2c.c
Extension
.c
Size
1125 bytes
Lines
52
Domain
Driver Families
Bucket
sound/soc
Inferred role
Driver Families: implementation source
Status
source implementation candidate

Why This File Exists

Repeatable hardware-adapter layer. Deep compatibility for every driver is out of scope; this atlas records patterns, probe lifecycles, bus glue, IRQ/DMA usage, and links back to core abstractions.

Dependency Surface

Detected Declarations

Annotated Snippet

// SPDX-License-Identifier: GPL-2.0-only
/*
 * es8328-i2c.c  --  ES8328 ALSA SoC I2C Audio driver
 *
 * Copyright 2014 Sutajio Ko-Usagi PTE LTD
 *
 * Author: Sean Cross <xobs@kosagi.com>
 */

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

#include <sound/soc.h>

#include "es8328.h"

static const struct i2c_device_id es8328_id[] = {
	{ .name = "es8328" },
	{ .name = "es8388" },
	{ }
};
MODULE_DEVICE_TABLE(i2c, es8328_id);

static const struct of_device_id es8328_of_match[] = {
	{ .compatible = "everest,es8328", },
	{ .compatible = "everest,es8388", },
	{ }
};
MODULE_DEVICE_TABLE(of, es8328_of_match);

static int es8328_i2c_probe(struct i2c_client *i2c)
{
	return es8328_probe(&i2c->dev,
			devm_regmap_init_i2c(i2c, &es8328_regmap_config));
}

static struct i2c_driver es8328_i2c_driver = {
	.driver = {
		.name		= "es8328",
		.of_match_table = es8328_of_match,
	},
	.probe = es8328_i2c_probe,
	.id_table = es8328_id,
};

module_i2c_driver(es8328_i2c_driver);

MODULE_DESCRIPTION("ASoC ES8328 audio CODEC I2C driver");
MODULE_AUTHOR("Sean Cross <xobs@kosagi.com>");
MODULE_LICENSE("GPL");

Annotation

Implementation Notes