1*4882a593Smuzhiyun // SPDX-License-Identifier: GPL-2.0-or-later
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun * Hardware monitoring driver for TI TPS40422
4*4882a593Smuzhiyun *
5*4882a593Smuzhiyun * Copyright (c) 2014 Nokia Solutions and Networks.
6*4882a593Smuzhiyun */
7*4882a593Smuzhiyun
8*4882a593Smuzhiyun #include <linux/kernel.h>
9*4882a593Smuzhiyun #include <linux/module.h>
10*4882a593Smuzhiyun #include <linux/init.h>
11*4882a593Smuzhiyun #include <linux/err.h>
12*4882a593Smuzhiyun #include <linux/i2c.h>
13*4882a593Smuzhiyun #include "pmbus.h"
14*4882a593Smuzhiyun
15*4882a593Smuzhiyun static struct pmbus_driver_info tps40422_info = {
16*4882a593Smuzhiyun .pages = 2,
17*4882a593Smuzhiyun .format[PSC_VOLTAGE_IN] = linear,
18*4882a593Smuzhiyun .format[PSC_VOLTAGE_OUT] = linear,
19*4882a593Smuzhiyun .format[PSC_TEMPERATURE] = linear,
20*4882a593Smuzhiyun .func[0] = PMBUS_HAVE_VOUT | PMBUS_HAVE_TEMP2
21*4882a593Smuzhiyun | PMBUS_HAVE_STATUS_VOUT | PMBUS_HAVE_STATUS_TEMP
22*4882a593Smuzhiyun | PMBUS_HAVE_IOUT | PMBUS_HAVE_STATUS_IOUT,
23*4882a593Smuzhiyun .func[1] = PMBUS_HAVE_VOUT | PMBUS_HAVE_TEMP2
24*4882a593Smuzhiyun | PMBUS_HAVE_STATUS_VOUT | PMBUS_HAVE_STATUS_TEMP
25*4882a593Smuzhiyun | PMBUS_HAVE_IOUT | PMBUS_HAVE_STATUS_IOUT,
26*4882a593Smuzhiyun };
27*4882a593Smuzhiyun
tps40422_probe(struct i2c_client * client)28*4882a593Smuzhiyun static int tps40422_probe(struct i2c_client *client)
29*4882a593Smuzhiyun {
30*4882a593Smuzhiyun return pmbus_do_probe(client, &tps40422_info);
31*4882a593Smuzhiyun }
32*4882a593Smuzhiyun
33*4882a593Smuzhiyun static const struct i2c_device_id tps40422_id[] = {
34*4882a593Smuzhiyun {"tps40422", 0},
35*4882a593Smuzhiyun {}
36*4882a593Smuzhiyun };
37*4882a593Smuzhiyun
38*4882a593Smuzhiyun MODULE_DEVICE_TABLE(i2c, tps40422_id);
39*4882a593Smuzhiyun
40*4882a593Smuzhiyun /* This is the driver that will be inserted */
41*4882a593Smuzhiyun static struct i2c_driver tps40422_driver = {
42*4882a593Smuzhiyun .driver = {
43*4882a593Smuzhiyun .name = "tps40422",
44*4882a593Smuzhiyun },
45*4882a593Smuzhiyun .probe_new = tps40422_probe,
46*4882a593Smuzhiyun .remove = pmbus_do_remove,
47*4882a593Smuzhiyun .id_table = tps40422_id,
48*4882a593Smuzhiyun };
49*4882a593Smuzhiyun
50*4882a593Smuzhiyun module_i2c_driver(tps40422_driver);
51*4882a593Smuzhiyun
52*4882a593Smuzhiyun MODULE_AUTHOR("Zhu Laiwen <richard.zhu@nsn.com>");
53*4882a593Smuzhiyun MODULE_DESCRIPTION("PMBus driver for TI TPS40422");
54*4882a593Smuzhiyun MODULE_LICENSE("GPL");
55