1*4882a593Smuzhiyun // SPDX-License-Identifier: GPL-2.0-only
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun * 3-axis accelerometer driver supporting following I2C Bosch-Sensortec chips:
4*4882a593Smuzhiyun * - BMC150
5*4882a593Smuzhiyun * - BMI055
6*4882a593Smuzhiyun * - BMA255
7*4882a593Smuzhiyun * - BMA250E
8*4882a593Smuzhiyun * - BMA222E
9*4882a593Smuzhiyun * - BMA280
10*4882a593Smuzhiyun *
11*4882a593Smuzhiyun * Copyright (c) 2014, Intel Corporation.
12*4882a593Smuzhiyun */
13*4882a593Smuzhiyun
14*4882a593Smuzhiyun #include <linux/device.h>
15*4882a593Smuzhiyun #include <linux/mod_devicetable.h>
16*4882a593Smuzhiyun #include <linux/i2c.h>
17*4882a593Smuzhiyun #include <linux/module.h>
18*4882a593Smuzhiyun #include <linux/acpi.h>
19*4882a593Smuzhiyun #include <linux/regmap.h>
20*4882a593Smuzhiyun
21*4882a593Smuzhiyun #include "bmc150-accel.h"
22*4882a593Smuzhiyun
bmc150_accel_probe(struct i2c_client * client,const struct i2c_device_id * id)23*4882a593Smuzhiyun static int bmc150_accel_probe(struct i2c_client *client,
24*4882a593Smuzhiyun const struct i2c_device_id *id)
25*4882a593Smuzhiyun {
26*4882a593Smuzhiyun struct regmap *regmap;
27*4882a593Smuzhiyun const char *name = NULL;
28*4882a593Smuzhiyun bool block_supported =
29*4882a593Smuzhiyun i2c_check_functionality(client->adapter, I2C_FUNC_I2C) ||
30*4882a593Smuzhiyun i2c_check_functionality(client->adapter,
31*4882a593Smuzhiyun I2C_FUNC_SMBUS_READ_I2C_BLOCK);
32*4882a593Smuzhiyun
33*4882a593Smuzhiyun regmap = devm_regmap_init_i2c(client, &bmc150_regmap_conf);
34*4882a593Smuzhiyun if (IS_ERR(regmap)) {
35*4882a593Smuzhiyun dev_err(&client->dev, "Failed to initialize i2c regmap\n");
36*4882a593Smuzhiyun return PTR_ERR(regmap);
37*4882a593Smuzhiyun }
38*4882a593Smuzhiyun
39*4882a593Smuzhiyun if (id)
40*4882a593Smuzhiyun name = id->name;
41*4882a593Smuzhiyun
42*4882a593Smuzhiyun return bmc150_accel_core_probe(&client->dev, regmap, client->irq, name,
43*4882a593Smuzhiyun block_supported);
44*4882a593Smuzhiyun }
45*4882a593Smuzhiyun
bmc150_accel_remove(struct i2c_client * client)46*4882a593Smuzhiyun static int bmc150_accel_remove(struct i2c_client *client)
47*4882a593Smuzhiyun {
48*4882a593Smuzhiyun return bmc150_accel_core_remove(&client->dev);
49*4882a593Smuzhiyun }
50*4882a593Smuzhiyun
51*4882a593Smuzhiyun static const struct acpi_device_id bmc150_accel_acpi_match[] = {
52*4882a593Smuzhiyun {"BSBA0150", bmc150},
53*4882a593Smuzhiyun {"BMC150A", bmc150},
54*4882a593Smuzhiyun {"BMI055A", bmi055},
55*4882a593Smuzhiyun {"BMA0255", bma255},
56*4882a593Smuzhiyun {"BMA250E", bma250e},
57*4882a593Smuzhiyun {"BMA222E", bma222e},
58*4882a593Smuzhiyun {"BMA0280", bma280},
59*4882a593Smuzhiyun {"BOSC0200"},
60*4882a593Smuzhiyun { },
61*4882a593Smuzhiyun };
62*4882a593Smuzhiyun MODULE_DEVICE_TABLE(acpi, bmc150_accel_acpi_match);
63*4882a593Smuzhiyun
64*4882a593Smuzhiyun static const struct i2c_device_id bmc150_accel_id[] = {
65*4882a593Smuzhiyun {"bmc150_accel", bmc150},
66*4882a593Smuzhiyun {"bmi055_accel", bmi055},
67*4882a593Smuzhiyun {"bma255", bma255},
68*4882a593Smuzhiyun {"bma250e", bma250e},
69*4882a593Smuzhiyun {"bma222e", bma222e},
70*4882a593Smuzhiyun {"bma280", bma280},
71*4882a593Smuzhiyun {}
72*4882a593Smuzhiyun };
73*4882a593Smuzhiyun
74*4882a593Smuzhiyun MODULE_DEVICE_TABLE(i2c, bmc150_accel_id);
75*4882a593Smuzhiyun
76*4882a593Smuzhiyun static const struct of_device_id bmc150_accel_of_match[] = {
77*4882a593Smuzhiyun { .compatible = "bosch,bmc150_accel" },
78*4882a593Smuzhiyun { .compatible = "bosch,bmi055_accel" },
79*4882a593Smuzhiyun { .compatible = "bosch,bma255" },
80*4882a593Smuzhiyun { .compatible = "bosch,bma250e" },
81*4882a593Smuzhiyun { .compatible = "bosch,bma222e" },
82*4882a593Smuzhiyun { .compatible = "bosch,bma280" },
83*4882a593Smuzhiyun { },
84*4882a593Smuzhiyun };
85*4882a593Smuzhiyun MODULE_DEVICE_TABLE(of, bmc150_accel_of_match);
86*4882a593Smuzhiyun
87*4882a593Smuzhiyun static struct i2c_driver bmc150_accel_driver = {
88*4882a593Smuzhiyun .driver = {
89*4882a593Smuzhiyun .name = "bmc150_accel_i2c",
90*4882a593Smuzhiyun .of_match_table = bmc150_accel_of_match,
91*4882a593Smuzhiyun .acpi_match_table = ACPI_PTR(bmc150_accel_acpi_match),
92*4882a593Smuzhiyun .pm = &bmc150_accel_pm_ops,
93*4882a593Smuzhiyun },
94*4882a593Smuzhiyun .probe = bmc150_accel_probe,
95*4882a593Smuzhiyun .remove = bmc150_accel_remove,
96*4882a593Smuzhiyun .id_table = bmc150_accel_id,
97*4882a593Smuzhiyun };
98*4882a593Smuzhiyun module_i2c_driver(bmc150_accel_driver);
99*4882a593Smuzhiyun
100*4882a593Smuzhiyun MODULE_AUTHOR("Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>");
101*4882a593Smuzhiyun MODULE_LICENSE("GPL v2");
102*4882a593Smuzhiyun MODULE_DESCRIPTION("BMC150 I2C accelerometer driver");
103