1 | // SPDX-License-Identifier: GPL-2.0-or-later |
2 | /* |
3 | * Hardware monitoring driver for Maxim MAX20751 |
4 | * |
5 | * Copyright (c) 2015 Guenter Roeck |
6 | */ |
7 | |
8 | #include <linux/kernel.h> |
9 | #include <linux/module.h> |
10 | #include <linux/init.h> |
11 | #include <linux/err.h> |
12 | #include <linux/i2c.h> |
13 | #include "pmbus.h" |
14 | |
15 | static struct pmbus_driver_info max20751_info = { |
16 | .pages = 1, |
17 | .format[PSC_VOLTAGE_IN] = linear, |
18 | .format[PSC_VOLTAGE_OUT] = vid, |
19 | .vrm_version[0] = vr12, |
20 | .format[PSC_TEMPERATURE] = linear, |
21 | .format[PSC_CURRENT_OUT] = linear, |
22 | .format[PSC_POWER] = linear, |
23 | .func[0] = PMBUS_HAVE_VIN | PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT | |
24 | PMBUS_HAVE_IOUT | PMBUS_HAVE_STATUS_IOUT | |
25 | PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_TEMP | |
26 | PMBUS_HAVE_POUT, |
27 | }; |
28 | |
29 | static int max20751_probe(struct i2c_client *client) |
30 | { |
31 | return pmbus_do_probe(client, info: &max20751_info); |
32 | } |
33 | |
34 | static const struct i2c_device_id max20751_id[] = { |
35 | {"max20751" , 0}, |
36 | {} |
37 | }; |
38 | |
39 | MODULE_DEVICE_TABLE(i2c, max20751_id); |
40 | |
41 | static struct i2c_driver max20751_driver = { |
42 | .driver = { |
43 | .name = "max20751" , |
44 | }, |
45 | .probe = max20751_probe, |
46 | .id_table = max20751_id, |
47 | }; |
48 | |
49 | module_i2c_driver(max20751_driver); |
50 | |
51 | MODULE_AUTHOR("Guenter Roeck <linux@roeck-us.net>" ); |
52 | MODULE_DESCRIPTION("PMBus driver for Maxim MAX20751" ); |
53 | MODULE_LICENSE("GPL" ); |
54 | MODULE_IMPORT_NS(PMBUS); |
55 | |