1 | // SPDX-License-Identifier: GPL-2.0-or-later |
2 | /* |
3 | * Hardware monitoring driver for TI TPS40422 |
4 | * |
5 | * Copyright (c) 2014 Nokia Solutions and Networks. |
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 tps40422_info = { |
16 | .pages = 2, |
17 | .format[PSC_VOLTAGE_IN] = linear, |
18 | .format[PSC_VOLTAGE_OUT] = linear, |
19 | .format[PSC_TEMPERATURE] = linear, |
20 | .func[0] = PMBUS_HAVE_VOUT | PMBUS_HAVE_TEMP2 |
21 | | PMBUS_HAVE_STATUS_VOUT | PMBUS_HAVE_STATUS_TEMP |
22 | | PMBUS_HAVE_IOUT | PMBUS_HAVE_STATUS_IOUT, |
23 | .func[1] = PMBUS_HAVE_VOUT | PMBUS_HAVE_TEMP2 |
24 | | PMBUS_HAVE_STATUS_VOUT | PMBUS_HAVE_STATUS_TEMP |
25 | | PMBUS_HAVE_IOUT | PMBUS_HAVE_STATUS_IOUT, |
26 | }; |
27 | |
28 | static int tps40422_probe(struct i2c_client *client) |
29 | { |
30 | return pmbus_do_probe(client, info: &tps40422_info); |
31 | } |
32 | |
33 | static const struct i2c_device_id tps40422_id[] = { |
34 | {"tps40422" , 0}, |
35 | {} |
36 | }; |
37 | |
38 | MODULE_DEVICE_TABLE(i2c, tps40422_id); |
39 | |
40 | /* This is the driver that will be inserted */ |
41 | static struct i2c_driver tps40422_driver = { |
42 | .driver = { |
43 | .name = "tps40422" , |
44 | }, |
45 | .probe = tps40422_probe, |
46 | .id_table = tps40422_id, |
47 | }; |
48 | |
49 | module_i2c_driver(tps40422_driver); |
50 | |
51 | MODULE_AUTHOR("Zhu Laiwen <richard.zhu@nsn.com>" ); |
52 | MODULE_DESCRIPTION("PMBus driver for TI TPS40422" ); |
53 | MODULE_LICENSE("GPL" ); |
54 | MODULE_IMPORT_NS(PMBUS); |
55 | |