linuxdebug/drivers/iio/accel/bma400_i2c.c

57 lines
1.4 KiB
C

// SPDX-License-Identifier: GPL-2.0-only
/*
* I2C IIO driver for Bosch BMA400 triaxial acceleration sensor.
*
* Copyright 2019 Dan Robertson <dan@dlrobertson.com>
*
* I2C address is either 0x14 or 0x15 depending on SDO
*/
#include <linux/i2c.h>
#include <linux/mod_devicetable.h>
#include <linux/module.h>
#include <linux/regmap.h>
#include "bma400.h"
static int bma400_i2c_probe(struct i2c_client *client,
const struct i2c_device_id *id)
{
struct regmap *regmap;
regmap = devm_regmap_init_i2c(client, &bma400_regmap_config);
if (IS_ERR(regmap)) {
dev_err(&client->dev, "failed to create regmap\n");
return PTR_ERR(regmap);
}
return bma400_probe(&client->dev, regmap, client->irq, id->name);
}
static const struct i2c_device_id bma400_i2c_ids[] = {
{ "bma400", 0 },
{ }
};
MODULE_DEVICE_TABLE(i2c, bma400_i2c_ids);
static const struct of_device_id bma400_of_i2c_match[] = {
{ .compatible = "bosch,bma400" },
{ }
};
MODULE_DEVICE_TABLE(of, bma400_of_i2c_match);
static struct i2c_driver bma400_i2c_driver = {
.driver = {
.name = "bma400",
.of_match_table = bma400_of_i2c_match,
},
.probe = bma400_i2c_probe,
.id_table = bma400_i2c_ids,
};
module_i2c_driver(bma400_i2c_driver);
MODULE_AUTHOR("Dan Robertson <dan@dlrobertson.com>");
MODULE_DESCRIPTION("Bosch BMA400 triaxial acceleration sensor (I2C)");
MODULE_LICENSE("GPL");
MODULE_IMPORT_NS(IIO_BMA400);