mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-11-17 09:14:19 +08:00
d2912cb15b
Based on 2 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 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 # extracted by the scancode license scanner the SPDX license identifier GPL-2.0-only has been chosen to replace the boilerplate/reference in 4122 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Enrico Weigelt <info@metux.net> Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org> Reviewed-by: Allison Randal <allison@lohutok.net> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190604081206.933168790@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
75 lines
1.7 KiB
C
75 lines
1.7 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
|
|
/*
|
|
* wm8804-i2c.c -- WM8804 S/PDIF transceiver driver - I2C
|
|
*
|
|
* Copyright 2015 Cirrus Logic Inc
|
|
*
|
|
* Author: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
|
|
*/
|
|
|
|
#include <linux/init.h>
|
|
#include <linux/module.h>
|
|
#include <linux/i2c.h>
|
|
#include <linux/acpi.h>
|
|
|
|
#include "wm8804.h"
|
|
|
|
static int wm8804_i2c_probe(struct i2c_client *i2c,
|
|
const struct i2c_device_id *id)
|
|
{
|
|
struct regmap *regmap;
|
|
|
|
regmap = devm_regmap_init_i2c(i2c, &wm8804_regmap_config);
|
|
if (IS_ERR(regmap))
|
|
return PTR_ERR(regmap);
|
|
|
|
return wm8804_probe(&i2c->dev, regmap);
|
|
}
|
|
|
|
static int wm8804_i2c_remove(struct i2c_client *i2c)
|
|
{
|
|
wm8804_remove(&i2c->dev);
|
|
return 0;
|
|
}
|
|
|
|
static const struct i2c_device_id wm8804_i2c_id[] = {
|
|
{ "wm8804", 0 },
|
|
{ }
|
|
};
|
|
MODULE_DEVICE_TABLE(i2c, wm8804_i2c_id);
|
|
|
|
#if defined(CONFIG_OF)
|
|
static const struct of_device_id wm8804_of_match[] = {
|
|
{ .compatible = "wlf,wm8804", },
|
|
{ }
|
|
};
|
|
MODULE_DEVICE_TABLE(of, wm8804_of_match);
|
|
#endif
|
|
|
|
#ifdef CONFIG_ACPI
|
|
static const struct acpi_device_id wm8804_acpi_match[] = {
|
|
{ "1AEC8804", 0 }, /* Wolfson PCI ID + part ID */
|
|
{ "10138804", 0 }, /* Cirrus Logic PCI ID + part ID */
|
|
{ },
|
|
};
|
|
MODULE_DEVICE_TABLE(acpi, wm8804_acpi_match);
|
|
#endif
|
|
|
|
static struct i2c_driver wm8804_i2c_driver = {
|
|
.driver = {
|
|
.name = "wm8804",
|
|
.pm = &wm8804_pm,
|
|
.of_match_table = of_match_ptr(wm8804_of_match),
|
|
.acpi_match_table = ACPI_PTR(wm8804_acpi_match),
|
|
},
|
|
.probe = wm8804_i2c_probe,
|
|
.remove = wm8804_i2c_remove,
|
|
.id_table = wm8804_i2c_id
|
|
};
|
|
|
|
module_i2c_driver(wm8804_i2c_driver);
|
|
|
|
MODULE_DESCRIPTION("ASoC WM8804 driver - I2C");
|
|
MODULE_AUTHOR("Charles Keepax <ckeepax@opensource.wolfsonmicro.com>");
|
|
MODULE_LICENSE("GPL");
|