1 /*
2  * 3-axis accelerometer driver supporting SPI Bosch-Sensortec accelerometer chip
3  * Copyright © 2015 Pengutronix, Markus Pargmann <mpa@pengutronix.de>
4  *
5  * This program is free software; you can redistribute it and/or modify
6  * it under the terms of the GNU General Public License as published by
7  * the Free Software Foundation; either version 2 of the License, or
8  * (at your option) any later version.
9  *
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13  * GNU General Public License for more details.
14  *
15  * You should have received a copy of the GNU General Public License
16  * along with this program; if not, see <http://www.gnu.org/licenses/>.
17  */
18 
19 #include <linux/device.h>
20 #include <linux/mod_devicetable.h>
21 #include <linux/module.h>
22 #include <linux/acpi.h>
23 #include <linux/regmap.h>
24 #include <linux/spi/spi.h>
25 
26 #include "bmc150-accel.h"
27 
28 static int bmc150_accel_probe(struct spi_device *spi)
29 {
30 	struct regmap *regmap;
31 	const struct spi_device_id *id = spi_get_device_id(spi);
32 
33 	regmap = devm_regmap_init_spi(spi, &bmc150_regmap_conf);
34 	if (IS_ERR(regmap)) {
35 		dev_err(&spi->dev, "Failed to initialize spi regmap\n");
36 		return PTR_ERR(regmap);
37 	}
38 
39 	return bmc150_accel_core_probe(&spi->dev, regmap, spi->irq, id->name,
40 				       true);
41 }
42 
43 static int bmc150_accel_remove(struct spi_device *spi)
44 {
45 	return bmc150_accel_core_remove(&spi->dev);
46 }
47 
48 static const struct acpi_device_id bmc150_accel_acpi_match[] = {
49 	{"BSBA0150",	bmc150},
50 	{"BMC150A",	bmc150},
51 	{"BMI055A",	bmi055},
52 	{"BMA0255",	bma255},
53 	{"BMA250E",	bma250e},
54 	{"BMA222E",	bma222e},
55 	{"BMA0280",	bma280},
56 	{ },
57 };
58 MODULE_DEVICE_TABLE(acpi, bmc150_accel_acpi_match);
59 
60 static const struct spi_device_id bmc150_accel_id[] = {
61 	{"bmc150_accel",	bmc150},
62 	{"bmi055_accel",	bmi055},
63 	{"bma255",		bma255},
64 	{"bma250e",		bma250e},
65 	{"bma222e",		bma222e},
66 	{"bma280",		bma280},
67 	{}
68 };
69 MODULE_DEVICE_TABLE(spi, bmc150_accel_id);
70 
71 static struct spi_driver bmc150_accel_driver = {
72 	.driver = {
73 		.name	= "bmc150_accel_spi",
74 		.acpi_match_table = ACPI_PTR(bmc150_accel_acpi_match),
75 		.pm	= &bmc150_accel_pm_ops,
76 	},
77 	.probe		= bmc150_accel_probe,
78 	.remove		= bmc150_accel_remove,
79 	.id_table	= bmc150_accel_id,
80 };
81 module_spi_driver(bmc150_accel_driver);
82 
83 MODULE_AUTHOR("Markus Pargmann <mpa@pengutronix.de>");
84 MODULE_LICENSE("GPL v2");
85 MODULE_DESCRIPTION("BMC150 SPI accelerometer driver");
86