text: // SPDX-License-Identifier: GPL-2.0-only
  /*
   * 3-axis accelerometer driver supporting following I2C Bosch-Sensortec chips:
   *  - BMC150
   *  - BMI055
   *  - BMA255
   *  - BMA250E
   *  - BMA222E
   *  - BMA280
   *
   * Copyright (c) 2014, Intel Corporation.
   */
  
  #include <linux/device.h>
  #include <linux/mod_devicetable.h>
  #include <linux/i2c.h>
  #include <linux/module.h>
  #include <linux/acpi.h>
  #include <linux/regmap.h>
  
  #include "bmc150-accel.h"
  
  static int bmc150_accel_probe(struct i2c_client *client,
  			      const struct i2c_device_id *id)
  {
  	struct regmap *regmap;
  	const char *name = NULL;
  	bool block_supported =
  		i2c_check_functionality(client->adapter, I2C_FUNC_I2C) ||
  		i2c_check_functionality(client->adapter,
  					I2C_FUNC_SMBUS_READ_I2C_BLOCK);
  
  	regmap = devm_regmap_init_i2c(client, &bmc150_regmap_conf);
  	if (IS_ERR(regmap)) {
  		dev_err(&client->dev, "Failed to initialize i2c regmap\n");
  		return PTR_ERR(regmap);
  	}
  
  	if (id)
  		name = id->name;
  
  	return bmc150_accel_core_probe(&client->dev, regmap, client->irq, name,
  				       block_supported);
  }
  
  static int bmc150_accel_remove(struct i2c_client *client)
  {
  	return bmc150_accel_core_remove(&client->dev);
  }
  
  static const struct acpi_device_id bmc150_accel_acpi_match[] = {
  	{"BSBA0150",	bmc150},
  	{"BMC150A",	bmc150},
  	{"BMI055A",	bmi055},
  	{"BMA0255",	bma255},
  	{"BMA250E",	bma250e},
  	{"BMA222E",	bma222e},
  	{"BMA0280",	bma280},
  	{"BOSC0200"},
  	{ },
  };
  MODULE_DEVICE_TABLE(acpi, bmc150_accel_acpi_match);
  
  static const struct i2c_device_id bmc150_accel_id[] = {
  	{"bmc150_accel",	bmc150},
  	{"bmi055_accel",	bmi055},
  	{"bma255",		bma255},
  	{"bma250e",		bma250e},
  	{"bma222e",		bma222e},
  	{"bma280",		bma280},
  	{}
  };
  
  MODULE_DEVICE_TABLE(i2c, bmc150_accel_id);
  
  static const struct of_device_id bmc150_accel_of_match[] = {
  	{ .compatible = "bosch,bmc150_accel" },
  	{ .compatible = "bosch,bmi055_accel" },
  	{ .compatible = "bosch,bma255" },
  	{ .compatible = "bosch,bma250e" },
  	{ .compatible = "bosch,bma222e" },
  	{ .compatible = "bosch,bma280" },
  	{ },
  };
  MODULE_DEVICE_TABLE(of, bmc150_accel_of_match);
  
  static struct i2c_driver bmc150_accel_driver = {
  	.driver = {
  		.name	= "bmc150_accel_i2c",
  		.of_match_table = bmc150_accel_of_match,
  		.acpi_match_table = ACPI_PTR(bmc150_accel_acpi_match),
  		.pm	= &bmc150_accel_pm_ops,
  	},
  	.probe		= bmc150_accel_probe,
  	.remove		= bmc150_accel_remove,
  	.id_table	= bmc150_accel_id,
  };
  module_i2c_driver(bmc150_accel_driver);
  
  MODULE_AUTHOR("Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>");
  MODULE_LICENSE("GPL v2");
  MODULE_DESCRIPTION("BMC150 I2C accelerometer driver");
  