Merge branch 'drm-intel-fixes' of git://people.freedesktop.org/~danvet/drm-intel...
[platform/upstream/kernel-adaptation-pc.git] / drivers / misc / bmp085-spi.c
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/spi/spi.h>
22 #include <linux/err.h>
23 #include "bmp085.h"
24
25 static int bmp085_spi_probe(struct spi_device *client)
26 {
27         int err;
28         struct regmap *regmap;
29
30         client->bits_per_word = 8;
31         err = spi_setup(client);
32         if (err < 0) {
33                 dev_err(&client->dev, "spi_setup failed!\n");
34                 return err;
35         }
36
37         regmap = devm_regmap_init_spi(client, &bmp085_regmap_config);
38         if (IS_ERR(regmap)) {
39                 err = PTR_ERR(regmap);
40                 dev_err(&client->dev, "Failed to init regmap: %d\n", err);
41                 return err;
42         }
43
44         return bmp085_probe(&client->dev, regmap);
45 }
46
47 static int bmp085_spi_remove(struct spi_device *client)
48 {
49         return bmp085_remove(&client->dev);
50 }
51
52 static const struct of_device_id bmp085_of_match[] = {
53         { .compatible = "bosch,bmp085", },
54         { },
55 };
56 MODULE_DEVICE_TABLE(of, bmp085_of_match);
57
58 static const struct spi_device_id bmp085_id[] = {
59         { "bmp180", 0 },
60         { "bmp181", 0 },
61         { }
62 };
63 MODULE_DEVICE_TABLE(spi, bmp085_id);
64
65 static struct spi_driver bmp085_spi_driver = {
66         .driver = {
67                 .owner  = THIS_MODULE,
68                 .name   = BMP085_NAME,
69                 .of_match_table = bmp085_of_match
70         },
71         .id_table       = bmp085_id,
72         .probe          = bmp085_spi_probe,
73         .remove         = bmp085_spi_remove
74 };
75
76 module_spi_driver(bmp085_spi_driver);
77
78 MODULE_AUTHOR("Eric Andersson <eric.andersson@unixphere.com>");
79 MODULE_DESCRIPTION("BMP085 SPI bus driver");
80 MODULE_LICENSE("GPL");