forked from Minki/linux
1802d0beec
Based on 1 normalized pattern(s): this program is free software you can redistribute it and or modify it under the terms of the gnu general public license version 2 as published by the free software foundation this program is distributed in the hope that it will be useful but without any warranty without even the implied warranty of merchantability or fitness for a particular purpose see the gnu general public license for more details extracted by the scancode license scanner the SPDX license identifier GPL-2.0-only has been chosen to replace the boilerplate/reference in 655 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Allison Randal <allison@lohutok.net> Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org> Reviewed-by: Richard Fontana <rfontana@redhat.com> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190527070034.575739538@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
87 lines
1.9 KiB
C
87 lines
1.9 KiB
C
// 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 <broonie@kernel.org>
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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 <broonie@kernel.org>");
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MODULE_LICENSE("GPL v2");
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