1 // SPDX-License-Identifier: GPL-2.0-only 2 /* 3 * IIO accel I2C driver for Freescale MMA7455L 3-axis 10-bit accelerometer 4 * Copyright 2015 Joachim Eastwood <manabian@gmail.com> 5 */ 6 7 #include <linux/i2c.h> 8 #include <linux/module.h> 9 #include <linux/regmap.h> 10 11 #include "mma7455.h" 12 13 static int mma7455_i2c_probe(struct i2c_client *i2c) 14 { 15 const struct i2c_device_id *id = i2c_client_get_device_id(i2c); 16 struct regmap *regmap; 17 const char *name = NULL; 18 19 regmap = devm_regmap_init_i2c(i2c, &mma7455_core_regmap); 20 if (IS_ERR(regmap)) 21 return PTR_ERR(regmap); 22 23 if (id) 24 name = id->name; 25 26 return mma7455_core_probe(&i2c->dev, regmap, name); 27 } 28 29 static void mma7455_i2c_remove(struct i2c_client *i2c) 30 { 31 mma7455_core_remove(&i2c->dev); 32 } 33 34 static const struct i2c_device_id mma7455_i2c_ids[] = { 35 { "mma7455" }, 36 { "mma7456" }, 37 { } 38 }; 39 MODULE_DEVICE_TABLE(i2c, mma7455_i2c_ids); 40 41 static const struct of_device_id mma7455_of_match[] = { 42 { .compatible = "fsl,mma7455" }, 43 { .compatible = "fsl,mma7456" }, 44 { } 45 }; 46 MODULE_DEVICE_TABLE(of, mma7455_of_match); 47 48 static struct i2c_driver mma7455_i2c_driver = { 49 .probe = mma7455_i2c_probe, 50 .remove = mma7455_i2c_remove, 51 .id_table = mma7455_i2c_ids, 52 .driver = { 53 .name = "mma7455-i2c", 54 .of_match_table = mma7455_of_match, 55 }, 56 }; 57 module_i2c_driver(mma7455_i2c_driver); 58 59 MODULE_AUTHOR("Joachim Eastwood <manabian@gmail.com>"); 60 MODULE_DESCRIPTION("Freescale MMA7455L I2C accelerometer driver"); 61 MODULE_LICENSE("GPL v2"); 62 MODULE_IMPORT_NS(IIO_MMA7455); 63