projects / mirror_ubuntu-zesty-kernel.git / blame
| Commit | Line | Data |
|---|---|---|
| 22066226 MB |
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 | ||
| 23 | static int pcm512x_i2c_probe(struct i2c_client *i2c, | |
| 24 | const struct i2c_device_id *id) | |
| 25 | { | |
| 26 | struct regmap *regmap; | |
| 681a1956 | 27 | struct regmap_config config = pcm512x_regmap; |
| 22066226 | 28 | |
| 681a1956 PR |
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); | |
| 22066226 MB |
34 | if (IS_ERR(regmap)) |
| 35 | return PTR_ERR(regmap); | |
| 36 | ||
| 37 | return pcm512x_probe(&i2c->dev, regmap); | |
| 38 | } | |
| 39 | ||
| 40 | static int pcm512x_i2c_remove(struct i2c_client *i2c) | |
| 41 | { | |
| 42 | pcm512x_remove(&i2c->dev); | |
| 43 | return 0; | |
| 44 | } | |
| 45 | ||
| 46 | static const struct i2c_device_id pcm512x_i2c_id[] = { | |
| 47 | { "pcm5121", }, | |
| 48 | { "pcm5122", }, | |
| 49 | { } | |
| 50 | }; | |
| 51 | MODULE_DEVICE_TABLE(i2c, pcm512x_i2c_id); | |
| 52 | ||
| 53 | static const struct of_device_id pcm512x_of_match[] = { | |
| 54 | { .compatible = "ti,pcm5121", }, | |
| 55 | { .compatible = "ti,pcm5122", }, | |
| 56 | { } | |
| 57 | }; | |
| 58 | MODULE_DEVICE_TABLE(of, pcm512x_of_match); | |
| 59 | ||
| 60 | static struct i2c_driver pcm512x_i2c_driver = { | |
| 61 | .probe = pcm512x_i2c_probe, | |
| 62 | .remove = pcm512x_i2c_remove, | |
| 63 | .id_table = pcm512x_i2c_id, | |
| 64 | .driver = { | |
| 65 | .name = "pcm512x", | |
| 66 | .owner = THIS_MODULE, | |
| 67 | .of_match_table = pcm512x_of_match, | |
| 68 | .pm = &pcm512x_pm_ops, | |
| 69 | }, | |
| 70 | }; | |
| 71 | ||
| 72 | module_i2c_driver(pcm512x_i2c_driver); | |
| 73 | ||
| 74 | MODULE_DESCRIPTION("ASoC PCM512x codec driver - I2C"); | |
| 75 | MODULE_AUTHOR("Mark Brown <broonie@linaro.org>"); | |
| 76 | MODULE_LICENSE("GPL v2"); |