Thomas Gleixner | c942fdd | 2019-05-27 08:55:06 +0200 | [diff] [blame^] | 1 | // SPDX-License-Identifier: GPL-2.0-or-later |
Zhu, Richard \(NSN - CN/Beijing\) | a8bfece | 2014-07-01 07:14:23 +0000 | [diff] [blame] | 2 | /* |
| 3 | * Hardware monitoring driver for TI TPS40422 |
| 4 | * |
| 5 | * Copyright (c) 2014 Nokia Solutions and Networks. |
Zhu, Richard \(NSN - CN/Beijing\) | a8bfece | 2014-07-01 07:14:23 +0000 | [diff] [blame] | 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 | const struct i2c_device_id *id) |
| 30 | { |
| 31 | return pmbus_do_probe(client, id, &tps40422_info); |
| 32 | } |
| 33 | |
| 34 | static const struct i2c_device_id tps40422_id[] = { |
| 35 | {"tps40422", 0}, |
| 36 | {} |
| 37 | }; |
| 38 | |
| 39 | MODULE_DEVICE_TABLE(i2c, tps40422_id); |
| 40 | |
| 41 | /* This is the driver that will be inserted */ |
| 42 | static struct i2c_driver tps40422_driver = { |
| 43 | .driver = { |
| 44 | .name = "tps40422", |
| 45 | }, |
| 46 | .probe = tps40422_probe, |
| 47 | .remove = pmbus_do_remove, |
| 48 | .id_table = tps40422_id, |
| 49 | }; |
| 50 | |
| 51 | module_i2c_driver(tps40422_driver); |
| 52 | |
| 53 | MODULE_AUTHOR("Zhu Laiwen <richard.zhu@nsn.com>"); |
| 54 | MODULE_DESCRIPTION("PMBus driver for TI TPS40422"); |
| 55 | MODULE_LICENSE("GPL"); |