Commit | Line | Data |
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0c516b4f NC |
1 | /* |
2 | * Cirrus Logic CS42448/CS42888 Audio CODEC DAI I2C driver | |
3 | * | |
4 | * Copyright (C) 2014 Freescale Semiconductor, Inc. | |
5 | * | |
6 | * Author: Nicolin Chen <Guangyu.Chen@freescale.com> | |
7 | * | |
8 | * This file is licensed under the terms of the GNU General Public License | |
9 | * version 2. This program is licensed "as is" without any warranty of any | |
10 | * kind, whether express or implied. | |
11 | */ | |
12 | ||
13 | #include <linux/i2c.h> | |
14 | #include <linux/module.h> | |
15 | #include <linux/pm_runtime.h> | |
16 | #include <sound/soc.h> | |
17 | ||
18 | #include "cs42xx8.h" | |
19 | ||
20 | static int cs42xx8_i2c_probe(struct i2c_client *i2c, | |
21 | const struct i2c_device_id *id) | |
22 | { | |
23 | u32 ret = cs42xx8_probe(&i2c->dev, | |
24 | devm_regmap_init_i2c(i2c, &cs42xx8_regmap_config)); | |
25 | if (ret) | |
26 | return ret; | |
27 | ||
28 | pm_runtime_enable(&i2c->dev); | |
29 | pm_request_idle(&i2c->dev); | |
30 | ||
31 | return 0; | |
32 | } | |
33 | ||
34 | static int cs42xx8_i2c_remove(struct i2c_client *i2c) | |
35 | { | |
36 | snd_soc_unregister_codec(&i2c->dev); | |
37 | pm_runtime_disable(&i2c->dev); | |
38 | ||
39 | return 0; | |
40 | } | |
41 | ||
42 | static struct i2c_device_id cs42xx8_i2c_id[] = { | |
43 | {"cs42448", (kernel_ulong_t)&cs42448_data}, | |
44 | {"cs42888", (kernel_ulong_t)&cs42888_data}, | |
45 | {} | |
46 | }; | |
47 | MODULE_DEVICE_TABLE(i2c, cs42xx8_i2c_id); | |
48 | ||
49 | static struct i2c_driver cs42xx8_i2c_driver = { | |
50 | .driver = { | |
51 | .name = "cs42xx8", | |
52 | .owner = THIS_MODULE, | |
53 | .pm = &cs42xx8_pm, | |
54 | }, | |
55 | .probe = cs42xx8_i2c_probe, | |
56 | .remove = cs42xx8_i2c_remove, | |
57 | .id_table = cs42xx8_i2c_id, | |
58 | }; | |
59 | ||
60 | module_i2c_driver(cs42xx8_i2c_driver); | |
61 | ||
62 | MODULE_DESCRIPTION("Cirrus Logic CS42448/CS42888 ALSA SoC Codec I2C Driver"); | |
63 | MODULE_AUTHOR("Freescale Semiconductor, Inc."); | |
64 | MODULE_LICENSE("GPL"); |