| // SPDX-License-Identifier: GPL-2.0 |
| // |
| // CS35l41 HDA I2C driver |
| // |
| // Copyright 2021 Cirrus Logic, Inc. |
| // |
| // Author: Lucas Tanure <tanureal@opensource.cirrus.com> |
| |
| #include <linux/mod_devicetable.h> |
| #include <linux/module.h> |
| #include <linux/i2c.h> |
| |
| #include "cs35l41_hda.h" |
| |
| static int cs35l41_hda_i2c_probe(struct i2c_client *clt, const struct i2c_device_id *id) |
| { |
| const char *device_name; |
| |
| /* |
| * Compare against the device name so it works for SPI, normal ACPI |
| * and for ACPI by serial-multi-instantiate matching cases. |
| */ |
| if (strstr(dev_name(&clt->dev), "CLSA0100")) |
| device_name = "CLSA0100"; |
| else if (strstr(dev_name(&clt->dev), "CLSA0101")) |
| device_name = "CLSA0101"; |
| else if (strstr(dev_name(&clt->dev), "CSC3551")) |
| device_name = "CSC3551"; |
| else |
| return -ENODEV; |
| |
| return cs35l41_hda_probe(&clt->dev, device_name, clt->addr, clt->irq, |
| devm_regmap_init_i2c(clt, &cs35l41_regmap_i2c)); |
| } |
| |
| static void cs35l41_hda_i2c_remove(struct i2c_client *clt) |
| { |
| cs35l41_hda_remove(&clt->dev); |
| } |
| |
| static const struct i2c_device_id cs35l41_hda_i2c_id[] = { |
| { "cs35l41-hda", 0 }, |
| {} |
| }; |
| |
| static const struct acpi_device_id cs35l41_acpi_hda_match[] = { |
| {"CLSA0100", 0 }, |
| {"CLSA0101", 0 }, |
| {"CSC3551", 0 }, |
| {} |
| }; |
| MODULE_DEVICE_TABLE(acpi, cs35l41_acpi_hda_match); |
| |
| static struct i2c_driver cs35l41_i2c_driver = { |
| .driver = { |
| .name = "cs35l41-hda", |
| .acpi_match_table = cs35l41_acpi_hda_match, |
| .pm = &cs35l41_hda_pm_ops, |
| }, |
| .id_table = cs35l41_hda_i2c_id, |
| .probe = cs35l41_hda_i2c_probe, |
| .remove = cs35l41_hda_i2c_remove, |
| }; |
| module_i2c_driver(cs35l41_i2c_driver); |
| |
| MODULE_DESCRIPTION("HDA CS35L41 driver"); |
| MODULE_IMPORT_NS(SND_HDA_SCODEC_CS35L41); |
| MODULE_AUTHOR("Lucas Tanure <tanureal@opensource.cirrus.com>"); |
| MODULE_LICENSE("GPL"); |