1 // SPDX-License-Identifier: GPL-2.0 2 /* 3 * BMI160 - Bosch IMU, I2C bits 4 * 5 * Copyright (c) 2016, Intel Corporation. 6 * 7 * 7-bit I2C slave address is: 8 * - 0x68 if SDO is pulled to GND 9 * - 0x69 if SDO is pulled to VDDIO 10 */ 11 #include <linux/acpi.h> 12 #include <linux/i2c.h> 13 #include <linux/module.h> 14 #include <linux/of.h> 15 #include <linux/regmap.h> 16 17 #include "bmi160.h" 18 19 static int bmi160_i2c_probe(struct i2c_client *client, 20 const struct i2c_device_id *id) 21 { 22 struct regmap *regmap; 23 const char *name = NULL; 24 25 regmap = devm_regmap_init_i2c(client, &bmi160_regmap_config); 26 if (IS_ERR(regmap)) { 27 dev_err(&client->dev, "Failed to register i2c regmap %d\n", 28 (int)PTR_ERR(regmap)); 29 return PTR_ERR(regmap); 30 } 31 32 if (id) 33 name = id->name; 34 35 return bmi160_core_probe(&client->dev, regmap, name, false); 36 } 37 38 static const struct i2c_device_id bmi160_i2c_id[] = { 39 {"bmi160", 0}, 40 {} 41 }; 42 MODULE_DEVICE_TABLE(i2c, bmi160_i2c_id); 43 44 static const struct acpi_device_id bmi160_acpi_match[] = { 45 {"BMI0160", 0}, 46 { }, 47 }; 48 MODULE_DEVICE_TABLE(acpi, bmi160_acpi_match); 49 50 #ifdef CONFIG_OF 51 static const struct of_device_id bmi160_of_match[] = { 52 { .compatible = "bosch,bmi160" }, 53 { }, 54 }; 55 MODULE_DEVICE_TABLE(of, bmi160_of_match); 56 #endif 57 58 static struct i2c_driver bmi160_i2c_driver = { 59 .driver = { 60 .name = "bmi160_i2c", 61 .acpi_match_table = ACPI_PTR(bmi160_acpi_match), 62 .of_match_table = of_match_ptr(bmi160_of_match), 63 }, 64 .probe = bmi160_i2c_probe, 65 .id_table = bmi160_i2c_id, 66 }; 67 module_i2c_driver(bmi160_i2c_driver); 68 69 MODULE_AUTHOR("Daniel Baluta <daniel.baluta@intel.com>"); 70 MODULE_DESCRIPTION("BMI160 I2C driver"); 71 MODULE_LICENSE("GPL v2"); 72