1/* SPDX-License-Identifier: GPL-2.0
 2 *
 3 * ALSA SoC TLV320AIC3x codec driver SPI interface
 4 *
 5 * Author:      Arun KS, <arunks@mistralsolutions.com>
 6 * Copyright:   (C) 2008 Mistral Solutions Pvt Ltd.,
 7 *
 8 * Based on sound/soc/codecs/wm8731.c by Richard Purdie
 9 *
10 */
11
12#include <linux/spi/spi.h>
13#include <linux/module.h>
14#include <linux/of.h>
15#include <linux/regmap.h>
16#include <sound/soc.h>
17
18#include "tlv320aic3x.h"
19
20static int aic3x_spi_probe(struct spi_device *spi)
21{
22	struct regmap *regmap;
23	struct regmap_config config;
24	const struct spi_device_id *id = spi_get_device_id(spi);
25
26	config = aic3x_regmap;
27	config.reg_bits = 7;
28	config.pad_bits = 1;
29	config.val_bits = 8;
30	config.read_flag_mask = 0x01;
31
32	dev_dbg(&spi->dev, "probing tlv320aic3x spi device\n");
33
34	regmap = devm_regmap_init_spi(spi, &config);
35	return aic3x_probe(&spi->dev, regmap, id->driver_data);
36}
37
38static void aic3x_spi_remove(struct spi_device *spi)
39{
40	aic3x_remove(&spi->dev);
41}
42
43static const struct spi_device_id aic3x_spi_id[] = {
44	{ "tlv320aic3x", AIC3X_MODEL_3X },
45	{ "tlv320aic33", AIC3X_MODEL_33 },
46	{ "tlv320aic3007", AIC3X_MODEL_3007 },
47	{ "tlv320aic3104", AIC3X_MODEL_3104 },
48	{ "tlv320aic3106", AIC3X_MODEL_3106 },
49	{ }
50};
51MODULE_DEVICE_TABLE(spi, aic3x_spi_id);
52
53static const struct of_device_id aic3x_of_id[] = {
54	{ .compatible = "ti,tlv320aic3x", },
55	{ .compatible = "ti,tlv320aic33" },
56	{ .compatible = "ti,tlv320aic3007" },
57	{ .compatible = "ti,tlv320aic3104" },
58	{ .compatible = "ti,tlv320aic3106" },
59	{},
60};
61MODULE_DEVICE_TABLE(of, aic3x_of_id);
62
63static struct spi_driver aic3x_spi_driver = {
64	.driver = {
65		.name = "tlv320aic3x",
66		.of_match_table = aic3x_of_id,
67	},
68	.probe = aic3x_spi_probe,
69	.remove = aic3x_spi_remove,
70	.id_table = aic3x_spi_id,
71};
72
73module_spi_driver(aic3x_spi_driver);
74
75MODULE_DESCRIPTION("ASoC TLV320AIC3x codec driver SPI");
76MODULE_AUTHOR("Arun KS <arunks@mistralsolutions.com>");
77MODULE_LICENSE("GPL");