1/* SPDX-License-Identifier: GPL-2.0
2 *
3 * Copyright 2011-2019 NW Digital Radio
4 *
5 * Author: Annaliese McDermond <nh6z@nh6z.net>
6 *
7 * Based on sound/soc/codecs/wm8974 and TI driver for kernel 2.6.27.
8 *
9 */
10
11#include <linux/i2c.h>
12#include <linux/module.h>
13#include <linux/of.h>
14#include <linux/regmap.h>
15#include <sound/soc.h>
16
17#include "tlv320aic32x4.h"
18
19static const struct of_device_id aic32x4_of_id[];
20static const struct i2c_device_id aic32x4_i2c_id[];
21
22static int aic32x4_i2c_probe(struct i2c_client *i2c)
23{
24	struct regmap *regmap;
25	struct regmap_config config;
26
27	config = aic32x4_regmap_config;
28	config.reg_bits = 8;
29	config.val_bits = 8;
30
31	regmap = devm_regmap_init_i2c(i2c, &config);
32
33	if (i2c->dev.of_node) {
34		const struct of_device_id *oid;
35
36		oid = of_match_node(aic32x4_of_id, i2c->dev.of_node);
37		dev_set_drvdata(&i2c->dev, (void *)oid->data);
38	} else {
39		const struct i2c_device_id *id;
40
41		id = i2c_match_id(aic32x4_i2c_id, i2c);
42		dev_set_drvdata(&i2c->dev, (void *)id->driver_data);
43	}
44
45	return aic32x4_probe(&i2c->dev, regmap);
46}
47
48static void aic32x4_i2c_remove(struct i2c_client *i2c)
49{
50	aic32x4_remove(&i2c->dev);
51}
52
53static const struct i2c_device_id aic32x4_i2c_id[] = {
54	{ "tlv320aic32x4", (kernel_ulong_t)AIC32X4_TYPE_AIC32X4 },
55	{ "tlv320aic32x6", (kernel_ulong_t)AIC32X4_TYPE_AIC32X6 },
56	{ "tas2505", (kernel_ulong_t)AIC32X4_TYPE_TAS2505 },
57	{ /* sentinel */ }
58};
59MODULE_DEVICE_TABLE(i2c, aic32x4_i2c_id);
60
61static const struct of_device_id aic32x4_of_id[] = {
62	{ .compatible = "ti,tlv320aic32x4", .data = (void *)AIC32X4_TYPE_AIC32X4 },
63	{ .compatible = "ti,tlv320aic32x6", .data = (void *)AIC32X4_TYPE_AIC32X6 },
64	{ .compatible = "ti,tas2505", .data = (void *)AIC32X4_TYPE_TAS2505 },
65	{ /* senitel */ }
66};
67MODULE_DEVICE_TABLE(of, aic32x4_of_id);
68
69static struct i2c_driver aic32x4_i2c_driver = {
70	.driver = {
71		.name = "tlv320aic32x4",
72		.of_match_table = aic32x4_of_id,
73	},
74	.probe =    aic32x4_i2c_probe,
75	.remove =   aic32x4_i2c_remove,
76	.id_table = aic32x4_i2c_id,
77};
78
79module_i2c_driver(aic32x4_i2c_driver);
80
81MODULE_DESCRIPTION("ASoC TLV320AIC32x4 codec driver I2C");
82MODULE_AUTHOR("Annaliese McDermond <nh6z@nh6z.net>");
83MODULE_LICENSE("GPL");
84