1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * Hardware monitoring driver for TI TPS40422
5 * Copyright (c) 2014 Nokia Solutions and Networks.
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>
15 static struct pmbus_driver_info tps40422_info = {
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,
28 static int tps40422_probe(struct i2c_client *client,
29 const struct i2c_device_id *id)
31 return pmbus_do_probe(client, id, &tps40422_info);
34 static const struct i2c_device_id tps40422_id[] = {
39 MODULE_DEVICE_TABLE(i2c, tps40422_id);
41 /* This is the driver that will be inserted */
42 static struct i2c_driver tps40422_driver = {
46 .probe = tps40422_probe,
47 .remove = pmbus_do_remove,
48 .id_table = tps40422_id,
51 module_i2c_driver(tps40422_driver);
53 MODULE_AUTHOR("Zhu Laiwen <richard.zhu@nsn.com>");
54 MODULE_DESCRIPTION("PMBus driver for TI TPS40422");
55 MODULE_LICENSE("GPL");