linux_dsm_epyc7002/drivers/iio/imu/bmi160/bmi160_i2c.c
Marcin Niestroj 968bdbf8f3 iio: bmi160: Add of device table for i2c
From now on we can add bmi160 device to device-tree by specifying
compatible string.

Signed-off-by: Marcin Niestroj <m.niestroj@grinn-global.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
2016-12-30 10:32:39 +00:00

83 lines
1.9 KiB
C

/*
* BMI160 - Bosch IMU, I2C bits
*
* Copyright (c) 2016, Intel Corporation.
*
* This file is subject to the terms and conditions of version 2 of
* the GNU General Public License. See the file COPYING in the main
* directory of this archive for more details.
*
* 7-bit I2C slave address is:
* - 0x68 if SDO is pulled to GND
* - 0x69 if SDO is pulled to VDDIO
*/
#include <linux/acpi.h>
#include <linux/i2c.h>
#include <linux/module.h>
#include <linux/of.h>
#include <linux/regmap.h>
#include "bmi160.h"
static int bmi160_i2c_probe(struct i2c_client *client,
const struct i2c_device_id *id)
{
struct regmap *regmap;
const char *name = NULL;
regmap = devm_regmap_init_i2c(client, &bmi160_regmap_config);
if (IS_ERR(regmap)) {
dev_err(&client->dev, "Failed to register i2c regmap %d\n",
(int)PTR_ERR(regmap));
return PTR_ERR(regmap);
}
if (id)
name = id->name;
return bmi160_core_probe(&client->dev, regmap, name, false);
}
static int bmi160_i2c_remove(struct i2c_client *client)
{
bmi160_core_remove(&client->dev);
return 0;
}
static const struct i2c_device_id bmi160_i2c_id[] = {
{"bmi160", 0},
{}
};
MODULE_DEVICE_TABLE(i2c, bmi160_i2c_id);
static const struct acpi_device_id bmi160_acpi_match[] = {
{"BMI0160", 0},
{ },
};
MODULE_DEVICE_TABLE(acpi, bmi160_acpi_match);
#ifdef CONFIG_OF
static const struct of_device_id bmi160_of_match[] = {
{ .compatible = "bosch,bmi160" },
{ },
};
MODULE_DEVICE_TABLE(of, bmi160_of_match);
#endif
static struct i2c_driver bmi160_i2c_driver = {
.driver = {
.name = "bmi160_i2c",
.acpi_match_table = ACPI_PTR(bmi160_acpi_match),
.of_match_table = of_match_ptr(bmi160_of_match),
},
.probe = bmi160_i2c_probe,
.remove = bmi160_i2c_remove,
.id_table = bmi160_i2c_id,
};
module_i2c_driver(bmi160_i2c_driver);
MODULE_AUTHOR("Daniel Baluta <daniel.baluta@intel.com>");
MODULE_DESCRIPTION("BMI160 I2C driver");
MODULE_LICENSE("GPL v2");