mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-09-12 13:55:32 +00:00
![Uwe Kleine-König](/assets/img/avatar_default.png)
After commitb8a1a4cd5a
("i2c: Provide a temporary .probe_new() call-back type"), all drivers being converted to .probe_new() and then03c835f498
("i2c: Switch .probe() to not take an id parameter") convert back to (the new) .probe() to be able to eventually drop .probe_new() from struct i2c_driver. Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de Link: https://lore.kernel.org/r/20230425095716.331419-1-u.kleine-koenig@pengutronix.de Signed-off-by: Mark Brown <broonie@kernel.org
104 lines
2.4 KiB
C
104 lines
2.4 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
|
|
/*
|
|
* cs42l42-i2c.c -- CS42L42 ALSA SoC audio driver for I2C
|
|
*
|
|
* Copyright 2016, 2022 Cirrus Logic, Inc.
|
|
*/
|
|
|
|
#include <linux/i2c.h>
|
|
#include <linux/module.h>
|
|
#include <linux/regmap.h>
|
|
#include <linux/slab.h>
|
|
#include <linux/types.h>
|
|
|
|
#include "cs42l42.h"
|
|
|
|
static int cs42l42_i2c_probe(struct i2c_client *i2c_client)
|
|
{
|
|
struct device *dev = &i2c_client->dev;
|
|
struct cs42l42_private *cs42l42;
|
|
struct regmap *regmap;
|
|
int ret;
|
|
|
|
cs42l42 = devm_kzalloc(dev, sizeof(*cs42l42), GFP_KERNEL);
|
|
if (!cs42l42)
|
|
return -ENOMEM;
|
|
|
|
regmap = devm_regmap_init_i2c(i2c_client, &cs42l42_regmap);
|
|
if (IS_ERR(regmap))
|
|
return dev_err_probe(&i2c_client->dev, PTR_ERR(regmap),
|
|
"regmap_init() failed\n");
|
|
|
|
cs42l42->devid = CS42L42_CHIP_ID;
|
|
cs42l42->dev = dev;
|
|
cs42l42->regmap = regmap;
|
|
cs42l42->irq = i2c_client->irq;
|
|
|
|
ret = cs42l42_common_probe(cs42l42, &cs42l42_soc_component, &cs42l42_dai);
|
|
if (ret)
|
|
return ret;
|
|
|
|
return cs42l42_init(cs42l42);
|
|
}
|
|
|
|
static void cs42l42_i2c_remove(struct i2c_client *i2c_client)
|
|
{
|
|
struct cs42l42_private *cs42l42 = dev_get_drvdata(&i2c_client->dev);
|
|
|
|
cs42l42_common_remove(cs42l42);
|
|
}
|
|
|
|
static int __maybe_unused cs42l42_i2c_resume(struct device *dev)
|
|
{
|
|
int ret;
|
|
|
|
ret = cs42l42_resume(dev);
|
|
if (ret)
|
|
return ret;
|
|
|
|
cs42l42_resume_restore(dev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static const struct dev_pm_ops cs42l42_i2c_pm_ops = {
|
|
SET_SYSTEM_SLEEP_PM_OPS(cs42l42_suspend, cs42l42_i2c_resume)
|
|
};
|
|
|
|
static const struct of_device_id __maybe_unused cs42l42_of_match[] = {
|
|
{ .compatible = "cirrus,cs42l42", },
|
|
{}
|
|
};
|
|
MODULE_DEVICE_TABLE(of, cs42l42_of_match);
|
|
|
|
static const struct acpi_device_id __maybe_unused cs42l42_acpi_match[] = {
|
|
{"10134242", 0,},
|
|
{}
|
|
};
|
|
MODULE_DEVICE_TABLE(acpi, cs42l42_acpi_match);
|
|
|
|
static const struct i2c_device_id cs42l42_id[] = {
|
|
{"cs42l42", 0},
|
|
{}
|
|
};
|
|
|
|
MODULE_DEVICE_TABLE(i2c, cs42l42_id);
|
|
|
|
static struct i2c_driver cs42l42_i2c_driver = {
|
|
.driver = {
|
|
.name = "cs42l42",
|
|
.pm = &cs42l42_i2c_pm_ops,
|
|
.of_match_table = of_match_ptr(cs42l42_of_match),
|
|
.acpi_match_table = ACPI_PTR(cs42l42_acpi_match),
|
|
},
|
|
.id_table = cs42l42_id,
|
|
.probe = cs42l42_i2c_probe,
|
|
.remove = cs42l42_i2c_remove,
|
|
};
|
|
|
|
module_i2c_driver(cs42l42_i2c_driver);
|
|
|
|
MODULE_DESCRIPTION("ASoC CS42L42 I2C driver");
|
|
MODULE_AUTHOR("Richard Fitzgerald <rf@opensource.cirrus.com>");
|
|
MODULE_LICENSE("GPL");
|
|
MODULE_IMPORT_NS(SND_SOC_CS42L42_CORE);
|