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c942fddf | 1 | // SPDX-License-Identifier: GPL-2.0-or-later |
a8bfeceb ZRNCB |
2 | /* |
3 | * Hardware monitoring driver for TI TPS40422 | |
4 | * | |
5 | * Copyright (c) 2014 Nokia Solutions and Networks. | |
a8bfeceb ZRNCB |
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 | ||
dd431939 | 28 | static int tps40422_probe(struct i2c_client *client) |
a8bfeceb | 29 | { |
dd431939 | 30 | return pmbus_do_probe(client, &tps40422_info); |
a8bfeceb ZRNCB |
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 | }, | |
dd431939 | 45 | .probe_new = tps40422_probe, |
a8bfeceb ZRNCB |
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"); | |
b94ca77e | 54 | MODULE_IMPORT_NS(PMBUS); |