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86 lines
1.9 KiB
86 lines
1.9 KiB
// SPDX-License-Identifier: GPL-2.0-only |
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/* |
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* Driver for the PCM512x CODECs |
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* |
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* Author: Mark Brown <[email protected]> |
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* Copyright 2014 Linaro Ltd |
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*/ |
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#include <linux/init.h> |
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#include <linux/module.h> |
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#include <linux/i2c.h> |
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#include <linux/acpi.h> |
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#include "pcm512x.h" |
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static int pcm512x_i2c_probe(struct i2c_client *i2c, |
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const struct i2c_device_id *id) |
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{ |
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struct regmap *regmap; |
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struct regmap_config config = pcm512x_regmap; |
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/* msb needs to be set to enable auto-increment of addresses */ |
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config.read_flag_mask = 0x80; |
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config.write_flag_mask = 0x80; |
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regmap = devm_regmap_init_i2c(i2c, &config); |
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if (IS_ERR(regmap)) |
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return PTR_ERR(regmap); |
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return pcm512x_probe(&i2c->dev, regmap); |
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} |
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static int pcm512x_i2c_remove(struct i2c_client *i2c) |
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{ |
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pcm512x_remove(&i2c->dev); |
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return 0; |
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} |
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static const struct i2c_device_id pcm512x_i2c_id[] = { |
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{ "pcm5121", }, |
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{ "pcm5122", }, |
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{ "pcm5141", }, |
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{ "pcm5142", }, |
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{ } |
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}; |
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MODULE_DEVICE_TABLE(i2c, pcm512x_i2c_id); |
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#if defined(CONFIG_OF) |
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static const struct of_device_id pcm512x_of_match[] = { |
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{ .compatible = "ti,pcm5121", }, |
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{ .compatible = "ti,pcm5122", }, |
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{ .compatible = "ti,pcm5141", }, |
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{ .compatible = "ti,pcm5142", }, |
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{ } |
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}; |
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MODULE_DEVICE_TABLE(of, pcm512x_of_match); |
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#endif |
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#ifdef CONFIG_ACPI |
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static const struct acpi_device_id pcm512x_acpi_match[] = { |
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{ "104C5121", 0 }, |
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{ "104C5122", 0 }, |
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{ "104C5141", 0 }, |
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{ "104C5142", 0 }, |
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{ }, |
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}; |
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MODULE_DEVICE_TABLE(acpi, pcm512x_acpi_match); |
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#endif |
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static struct i2c_driver pcm512x_i2c_driver = { |
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.probe = pcm512x_i2c_probe, |
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.remove = pcm512x_i2c_remove, |
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.id_table = pcm512x_i2c_id, |
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.driver = { |
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.name = "pcm512x", |
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.of_match_table = of_match_ptr(pcm512x_of_match), |
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.acpi_match_table = ACPI_PTR(pcm512x_acpi_match), |
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.pm = &pcm512x_pm_ops, |
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}, |
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}; |
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module_i2c_driver(pcm512x_i2c_driver); |
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MODULE_DESCRIPTION("ASoC PCM512x codec driver - I2C"); |
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MODULE_AUTHOR("Mark Brown <[email protected]>"); |
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MODULE_LICENSE("GPL v2");
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