1/*
 2 * Copyright (c) 2012  Bosch Sensortec GmbH
 3 * Copyright (c) 2012  Unixphere AB
 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, write to the Free Software
17 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
18 */
19
20#include <linux/module.h>
21#include <linux/i2c.h>
22#include <linux/err.h>
23#include "bmp085.h"
24
25#define BMP085_I2C_ADDRESS	0x77
26
27static const unsigned short normal_i2c[] = { BMP085_I2C_ADDRESS,
28							I2C_CLIENT_END };
29
30static int bmp085_i2c_detect(struct i2c_client *client,
31			     struct i2c_board_info *info)
32{
33	if (client->addr != BMP085_I2C_ADDRESS)
34		return -ENODEV;
35
36	return bmp085_detect(&client->dev);
37}
38
39static int __devinit bmp085_i2c_probe(struct i2c_client *client,
40				      const struct i2c_device_id *id)
41{
42	int err;
43	struct regmap *regmap = devm_regmap_init_i2c(client,
44						     &bmp085_regmap_config);
45
46	if (IS_ERR(regmap)) {
47		err = PTR_ERR(regmap);
48		dev_err(&client->dev, "Failed to init regmap: %d\n", err);
49		return err;
50	}
51
52	return bmp085_probe(&client->dev, regmap);
53}
54
55static int bmp085_i2c_remove(struct i2c_client *client)
56{
57	return bmp085_remove(&client->dev);
58}
59
60static const struct of_device_id bmp085_of_match[] = {
61	{ .compatible = "bosch,bmp085", },
62	{ },
63};
64MODULE_DEVICE_TABLE(of, bmp085_of_match);
65
66static const struct i2c_device_id bmp085_id[] = {
67	{ BMP085_NAME, 0 },
68	{ "bmp180", 0 },
69	{ }
70};
71MODULE_DEVICE_TABLE(i2c, bmp085_id);
72
73static struct i2c_driver bmp085_i2c_driver = {
74	.driver = {
75		.owner	= THIS_MODULE,
76		.name	= BMP085_NAME,
77		.of_match_table = bmp085_of_match
78	},
79	.id_table	= bmp085_id,
80	.probe		= bmp085_i2c_probe,
81	.remove		= __devexit_p(bmp085_i2c_remove),
82
83	.detect		= bmp085_i2c_detect,
84	.address_list	= normal_i2c
85};
86
87module_i2c_driver(bmp085_i2c_driver);
88
89MODULE_AUTHOR("Eric Andersson <eric.andersson@unixphere.com>");
90MODULE_DESCRIPTION("BMP085 I2C bus driver");
91MODULE_LICENSE("GPL");