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1f61cab8 GR |
1 | /* |
2 | * Hardware monitoring driver for Maxim MAX20751 | |
3 | * | |
4 | * Copyright (c) 2015 Guenter Roeck | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation; either version 2 of the License, or | |
9 | * (at your option) any later version. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | */ | |
16 | ||
17 | #include <linux/kernel.h> | |
18 | #include <linux/module.h> | |
19 | #include <linux/init.h> | |
20 | #include <linux/err.h> | |
21 | #include <linux/i2c.h> | |
22 | #include "pmbus.h" | |
23 | ||
24 | static struct pmbus_driver_info max20751_info = { | |
25 | .pages = 1, | |
26 | .format[PSC_VOLTAGE_IN] = linear, | |
27 | .format[PSC_VOLTAGE_OUT] = vid, | |
28 | .vrm_version = vr12, | |
29 | .format[PSC_TEMPERATURE] = linear, | |
30 | .format[PSC_CURRENT_OUT] = linear, | |
31 | .format[PSC_POWER] = linear, | |
32 | .func[0] = PMBUS_HAVE_VIN | PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT | | |
33 | PMBUS_HAVE_IOUT | PMBUS_HAVE_STATUS_IOUT | | |
34 | PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_TEMP | | |
35 | PMBUS_HAVE_POUT, | |
36 | }; | |
37 | ||
38 | static int max20751_probe(struct i2c_client *client, | |
39 | const struct i2c_device_id *id) | |
40 | { | |
41 | return pmbus_do_probe(client, id, &max20751_info); | |
42 | } | |
43 | ||
44 | static const struct i2c_device_id max20751_id[] = { | |
45 | {"max20751", 0}, | |
46 | {} | |
47 | }; | |
48 | ||
49 | MODULE_DEVICE_TABLE(i2c, max20751_id); | |
50 | ||
51 | static struct i2c_driver max20751_driver = { | |
52 | .driver = { | |
53 | .name = "max20751", | |
54 | }, | |
55 | .probe = max20751_probe, | |
56 | .remove = pmbus_do_remove, | |
57 | .id_table = max20751_id, | |
58 | }; | |
59 | ||
60 | module_i2c_driver(max20751_driver); | |
61 | ||
62 | MODULE_AUTHOR("Guenter Roeck <linux@roeck-us.net>"); | |
63 | MODULE_DESCRIPTION("PMBus driver for Maxim MAX20751"); | |
64 | MODULE_LICENSE("GPL"); |