1/*
2 * Driver for the PCM512x CODECs
3 *
4 * Author:	Mark Brown <broonie@linaro.org>
5 *		Copyright 2014 Linaro Ltd
6 *
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License
9 * version 2 as published by the Free Software Foundation.
10 *
11 * This program is distributed in the hope that it will be useful, but
12 * WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14 * General Public License for more details.
15 */
16
17#include <linux/init.h>
18#include <linux/module.h>
19#include <linux/i2c.h>
20
21#include "pcm512x.h"
22
23static int pcm512x_i2c_probe(struct i2c_client *i2c,
24			     const struct i2c_device_id *id)
25{
26	struct regmap *regmap;
27	struct regmap_config config = pcm512x_regmap;
28
29	/* msb needs to be set to enable auto-increment of addresses */
30	config.read_flag_mask = 0x80;
31	config.write_flag_mask = 0x80;
32
33	regmap = devm_regmap_init_i2c(i2c, &config);
34	if (IS_ERR(regmap))
35		return PTR_ERR(regmap);
36
37	return pcm512x_probe(&i2c->dev, regmap);
38}
39
40static int pcm512x_i2c_remove(struct i2c_client *i2c)
41{
42	pcm512x_remove(&i2c->dev);
43	return 0;
44}
45
46static const struct i2c_device_id pcm512x_i2c_id[] = {
47	{ "pcm5121", },
48	{ "pcm5122", },
49	{ "pcm5141", },
50	{ "pcm5142", },
51	{ }
52};
53MODULE_DEVICE_TABLE(i2c, pcm512x_i2c_id);
54
55static const struct of_device_id pcm512x_of_match[] = {
56	{ .compatible = "ti,pcm5121", },
57	{ .compatible = "ti,pcm5122", },
58	{ .compatible = "ti,pcm5141", },
59	{ .compatible = "ti,pcm5142", },
60	{ }
61};
62MODULE_DEVICE_TABLE(of, pcm512x_of_match);
63
64static struct i2c_driver pcm512x_i2c_driver = {
65	.probe 		= pcm512x_i2c_probe,
66	.remove 	= pcm512x_i2c_remove,
67	.id_table	= pcm512x_i2c_id,
68	.driver		= {
69		.name	= "pcm512x",
70		.owner	= THIS_MODULE,
71		.of_match_table = pcm512x_of_match,
72		.pm     = &pcm512x_pm_ops,
73	},
74};
75
76module_i2c_driver(pcm512x_i2c_driver);
77
78MODULE_DESCRIPTION("ASoC PCM512x codec driver - I2C");
79MODULE_AUTHOR("Mark Brown <broonie@linaro.org>");
80MODULE_LICENSE("GPL v2");
81