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
19 static int aic32x4_i2c_probe(struct i2c_client *i2c)
20 {
21 struct regmap *regmap;
22 struct regmap_config config;
23 enum aic32x4_type type;
24
25 config = aic32x4_regmap_config;
26 config.reg_bits = 8;
27 config.val_bits = 8;
28
29 regmap = devm_regmap_init_i2c(i2c, &config);
30 type = (uintptr_t)i2c_get_match_data(i2c);
31
32 return aic32x4_probe(&i2c->dev, regmap, type);
33 }
34
35 static void aic32x4_i2c_remove(struct i2c_client *i2c)
36 {
37 aic32x4_remove(&i2c->dev);
38 }
39
40 static const struct i2c_device_id aic32x4_i2c_id[] = {
41 { "tlv320aic32x4", (kernel_ulong_t)AIC32X4_TYPE_AIC32X4 },
42 { "tlv320aic32x6", (kernel_ulong_t)AIC32X4_TYPE_AIC32X6 },
43 { "tas2505", (kernel_ulong_t)AIC32X4_TYPE_TAS2505 },
44 { /* sentinel */ }
45 };
46 MODULE_DEVICE_TABLE(i2c, aic32x4_i2c_id);
47
48 static const struct of_device_id aic32x4_of_id[] = {
49 { .compatible = "ti,tlv320aic32x4", .data = (void *)AIC32X4_TYPE_AIC32X4 },
50 { .compatible = "ti,tlv320aic32x6", .data = (void *)AIC32X4_TYPE_AIC32X6 },
51 { .compatible = "ti,tas2505", .data = (void *)AIC32X4_TYPE_TAS2505 },
52 { /* senitel */ }
53 };
54 MODULE_DEVICE_TABLE(of, aic32x4_of_id);
55
56 static struct i2c_driver aic32x4_i2c_driver = {
57 .driver = {
58 .name = "tlv320aic32x4",
59 .of_match_table = aic32x4_of_id,
60 },
61 .probe = aic32x4_i2c_probe,
62 .remove = aic32x4_i2c_remove,
63 .id_table = aic32x4_i2c_id,
64 };
65
66 module_i2c_driver(aic32x4_i2c_driver);
67
68 MODULE_DESCRIPTION("ASoC TLV320AIC32x4 codec driver I2C");
69 MODULE_AUTHOR("Annaliese McDermond <nh6z@nh6z.net>");
70 MODULE_LICENSE("GPL");
71
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.