blob: e810b278fb91d5358b5b392eba80f5a928025aae [file] [log] [blame]
Lucas Tanure7b2f3eb2021-12-17 11:57:05 +00001// SPDX-License-Identifier: GPL-2.0
2//
3// cs35l41.c -- CS35l41 HDA I2C driver
4//
5// Copyright 2021 Cirrus Logic, Inc.
6//
7// Author: Lucas Tanure <tanureal@opensource.cirrus.com>
8
9#include <linux/module.h>
10#include <linux/i2c.h>
11#include <linux/acpi.h>
12
13#include "cs35l41_hda.h"
14
15static int cs35l41_hda_i2c_probe(struct i2c_client *clt, const struct i2c_device_id *id)
16{
17 const char *device_name;
18
19 /* Compare against the device name so it works for I2C, normal ACPI
20 * and for ACPI by i2c-multi-instantiate matching cases
21 */
22 if (strstr(dev_name(&clt->dev), "CLSA0100"))
23 device_name = "CLSA0100";
24 else if (strstr(dev_name(&clt->dev), "CSC3551"))
25 device_name = "CSC3551";
26 else
27 return -ENODEV;
28
29 return cs35l41_hda_probe(&clt->dev, device_name, clt->addr, clt->irq,
30 devm_regmap_init_i2c(clt, &cs35l41_regmap_i2c));
31}
32
33static int cs35l41_hda_i2c_remove(struct i2c_client *clt)
34{
Uwe Kleine-König85c256622022-01-17 23:00:55 +010035 cs35l41_hda_remove(&clt->dev);
36
37 return 0;
Lucas Tanure7b2f3eb2021-12-17 11:57:05 +000038}
39
40static const struct i2c_device_id cs35l41_hda_i2c_id[] = {
41 { "cs35l41-hda", 0 },
42 {}
43};
44
45#ifdef CONFIG_ACPI
46static const struct acpi_device_id cs35l41_acpi_hda_match[] = {
47 {"CLSA0100", 0 },
48 {"CSC3551", 0 },
49 { },
50};
51MODULE_DEVICE_TABLE(acpi, cs35l41_acpi_hda_match);
52#endif
53
54static struct i2c_driver cs35l41_i2c_driver = {
55 .driver = {
56 .name = "cs35l41-hda",
57 .acpi_match_table = ACPI_PTR(cs35l41_acpi_hda_match),
58 },
59 .id_table = cs35l41_hda_i2c_id,
60 .probe = cs35l41_hda_i2c_probe,
61 .remove = cs35l41_hda_i2c_remove,
62};
Lucas Tanure7b2f3eb2021-12-17 11:57:05 +000063module_i2c_driver(cs35l41_i2c_driver);
64
65MODULE_DESCRIPTION("HDA CS35L41 driver");
Lucas Tanure77dc3a62022-01-17 16:08:27 +000066MODULE_IMPORT_NS(SND_HDA_SCODEC_CS35L41);
Lucas Tanure7b2f3eb2021-12-17 11:57:05 +000067MODULE_AUTHOR("Lucas Tanure <tanureal@opensource.cirrus.com>");
68MODULE_LICENSE("GPL");