Lucas Tanure | 7b2f3eb | 2021-12-17 11:57:05 +0000 | [diff] [blame] | 1 | // 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 | |
| 15 | static 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 | |
| 33 | static int cs35l41_hda_i2c_remove(struct i2c_client *clt) |
| 34 | { |
Uwe Kleine-König | 85c25662 | 2022-01-17 23:00:55 +0100 | [diff] [blame] | 35 | cs35l41_hda_remove(&clt->dev); |
| 36 | |
| 37 | return 0; |
Lucas Tanure | 7b2f3eb | 2021-12-17 11:57:05 +0000 | [diff] [blame] | 38 | } |
| 39 | |
| 40 | static const struct i2c_device_id cs35l41_hda_i2c_id[] = { |
| 41 | { "cs35l41-hda", 0 }, |
| 42 | {} |
| 43 | }; |
| 44 | |
| 45 | #ifdef CONFIG_ACPI |
| 46 | static const struct acpi_device_id cs35l41_acpi_hda_match[] = { |
| 47 | {"CLSA0100", 0 }, |
| 48 | {"CSC3551", 0 }, |
| 49 | { }, |
| 50 | }; |
| 51 | MODULE_DEVICE_TABLE(acpi, cs35l41_acpi_hda_match); |
| 52 | #endif |
| 53 | |
| 54 | static 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 Tanure | 7b2f3eb | 2021-12-17 11:57:05 +0000 | [diff] [blame] | 63 | module_i2c_driver(cs35l41_i2c_driver); |
| 64 | |
| 65 | MODULE_DESCRIPTION("HDA CS35L41 driver"); |
Lucas Tanure | 77dc3a6 | 2022-01-17 16:08:27 +0000 | [diff] [blame] | 66 | MODULE_IMPORT_NS(SND_HDA_SCODEC_CS35L41); |
Lucas Tanure | 7b2f3eb | 2021-12-17 11:57:05 +0000 | [diff] [blame] | 67 | MODULE_AUTHOR("Lucas Tanure <tanureal@opensource.cirrus.com>"); |
| 68 | MODULE_LICENSE("GPL"); |