1 // SPDX-License-Identifier: GPL-2.0 2 /* 3 * FXOS8700 - NXP IMU, I2C bits 4 * 5 * 7-bit I2C slave address determined by SA1 and SA0 logic level 6 * inputs represented in the following table: 7 * SA1 | SA0 | Slave Address 8 * 0 | 0 | 0x1E 9 * 0 | 1 | 0x1D 10 * 1 | 0 | 0x1C 11 * 1 | 1 | 0x1F 12 */ 13 #include <linux/i2c.h> 14 #include <linux/module.h> 15 #include <linux/mod_devicetable.h> 16 #include <linux/regmap.h> 17 18 #include "fxos8700.h" 19 20 static int fxos8700_i2c_probe(struct i2c_client *client) 21 { 22 const struct i2c_device_id *id = i2c_client_get_device_id(client); 23 struct regmap *regmap; 24 const char *name = NULL; 25 26 regmap = devm_regmap_init_i2c(client, &fxos8700_regmap_config); 27 if (IS_ERR(regmap)) { 28 dev_err(&client->dev, "Failed to register i2c regmap %ld\n", PTR_ERR(regmap)); 29 return PTR_ERR(regmap); 30 } 31 32 if (id) 33 name = id->name; 34 35 return fxos8700_core_probe(&client->dev, regmap, name, false); 36 } 37 38 static const struct i2c_device_id fxos8700_i2c_id[] = { 39 { "fxos8700" }, 40 { } 41 }; 42 MODULE_DEVICE_TABLE(i2c, fxos8700_i2c_id); 43 44 static const struct acpi_device_id fxos8700_acpi_match[] = { 45 {"FXOS8700", 0}, 46 { } 47 }; 48 MODULE_DEVICE_TABLE(acpi, fxos8700_acpi_match); 49 50 static const struct of_device_id fxos8700_of_match[] = { 51 { .compatible = "nxp,fxos8700" }, 52 { } 53 }; 54 MODULE_DEVICE_TABLE(of, fxos8700_of_match); 55 56 static struct i2c_driver fxos8700_i2c_driver = { 57 .driver = { 58 .name = "fxos8700_i2c", 59 .acpi_match_table = fxos8700_acpi_match, 60 .of_match_table = fxos8700_of_match, 61 }, 62 .probe = fxos8700_i2c_probe, 63 .id_table = fxos8700_i2c_id, 64 }; 65 module_i2c_driver(fxos8700_i2c_driver); 66 67 MODULE_AUTHOR("Robert Jones <rjones@gateworks.com>"); 68 MODULE_DESCRIPTION("FXOS8700 I2C driver"); 69 MODULE_LICENSE("GPL v2"); 70