1 // SPDX-License-Identifier: GPL-2.0
3 // cs35l41.c -- CS35l41 HDA I2C driver
5 // Copyright 2021 Cirrus Logic, Inc.
7 // Author: Lucas Tanure <tanureal@opensource.cirrus.com>
9 #include <linux/module.h>
10 #include <linux/i2c.h>
11 #include <linux/acpi.h>
13 #include "cs35l41_hda.h"
15 static int cs35l41_hda_i2c_probe(struct i2c_client *clt, const struct i2c_device_id *id)
17 const char *device_name;
19 /* Compare against the device name so it works for I2C, normal ACPI
20 * and for ACPI by i2c-multi-instantiate matching cases
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";
29 return cs35l41_hda_probe(&clt->dev, device_name, clt->addr, clt->irq,
30 devm_regmap_init_i2c(clt, &cs35l41_regmap_i2c));
33 static int cs35l41_hda_i2c_remove(struct i2c_client *clt)
35 cs35l41_hda_remove(&clt->dev);
40 static const struct i2c_device_id cs35l41_hda_i2c_id[] = {
46 static const struct acpi_device_id cs35l41_acpi_hda_match[] = {
51 MODULE_DEVICE_TABLE(acpi, cs35l41_acpi_hda_match);
54 static struct i2c_driver cs35l41_i2c_driver = {
56 .name = "cs35l41-hda",
57 .acpi_match_table = ACPI_PTR(cs35l41_acpi_hda_match),
59 .id_table = cs35l41_hda_i2c_id,
60 .probe = cs35l41_hda_i2c_probe,
61 .remove = cs35l41_hda_i2c_remove,
63 module_i2c_driver(cs35l41_i2c_driver);
65 MODULE_DESCRIPTION("HDA CS35L41 driver");
66 MODULE_IMPORT_NS(SND_HDA_SCODEC_CS35L41);
67 MODULE_AUTHOR("Lucas Tanure <tanureal@opensource.cirrus.com>");
68 MODULE_LICENSE("GPL");