1 // SPDX-License-Identifier: GPL-2.0+
3 * ADXL372 3-Axis Digital Accelerometer I2C driver
5 * Copyright 2018 Analog Devices Inc.
9 #include <linux/module.h>
10 #include <linux/regmap.h>
14 static const struct regmap_config adxl372_regmap_config = {
17 .readable_noinc_reg = adxl372_readable_noinc_reg,
20 static int adxl372_i2c_probe(struct i2c_client *client,
21 const struct i2c_device_id *id)
23 struct regmap *regmap;
27 regmap = devm_regmap_init_i2c(client, &adxl372_regmap_config);
29 return PTR_ERR(regmap);
31 ret = regmap_read(regmap, ADXL372_REVID, ®val);
35 /* Starting with the 3rd revision an I2C chip bug was fixed */
37 dev_warn(&client->dev,
38 "I2C might not work properly with other devices on the bus");
40 return adxl372_probe(&client->dev, regmap, client->irq, id->name);
43 static const struct i2c_device_id adxl372_i2c_id[] = {
47 MODULE_DEVICE_TABLE(i2c, adxl372_i2c_id);
49 static struct i2c_driver adxl372_i2c_driver = {
51 .name = "adxl372_i2c",
53 .probe = adxl372_i2c_probe,
54 .id_table = adxl372_i2c_id,
57 module_i2c_driver(adxl372_i2c_driver);
60 MODULE_DESCRIPTION("Analog Devices ADXL372 3-axis accelerometer I2C driver");
61 MODULE_LICENSE("GPL");