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