projects / mirror_ubuntu-bionic-kernel.git / blame
| Commit | Line | Data |
|---|---|---|
| 1f61cab8 GR |
1 | /* |
| 2 | * Hardware monitoring driver for Maxim MAX20751 | |
| 3 | * | |
| 4 | * Copyright (c) 2015 Guenter Roeck | |
| 5 | * | |
| 6 | * This program is free software; you can redistribute it and/or modify | |
| 7 | * it under the terms of the GNU General Public License as published by | |
| 8 | * the Free Software Foundation; either version 2 of the License, or | |
| 9 | * (at your option) any later version. | |
| 10 | * | |
| 11 | * This program is distributed in the hope that it will be useful, | |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 14 | * GNU General Public License for more details. | |
| 15 | */ | |
| 16 | ||
| 17 | #include <linux/kernel.h> | |
| 18 | #include <linux/module.h> | |
| 19 | #include <linux/init.h> | |
| 20 | #include <linux/err.h> | |
| 21 | #include <linux/i2c.h> | |
| 22 | #include "pmbus.h" | |
| 23 | ||
| 24 | static struct pmbus_driver_info max20751_info = { | |
| 25 | .pages = 1, | |
| 26 | .format[PSC_VOLTAGE_IN] = linear, | |
| 27 | .format[PSC_VOLTAGE_OUT] = vid, | |
| 28 | .vrm_version = vr12, | |
| 29 | .format[PSC_TEMPERATURE] = linear, | |
| 30 | .format[PSC_CURRENT_OUT] = linear, | |
| 31 | .format[PSC_POWER] = linear, | |
| 32 | .func[0] = PMBUS_HAVE_VIN | PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT | | |
| 33 | PMBUS_HAVE_IOUT | PMBUS_HAVE_STATUS_IOUT | | |
| 34 | PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_TEMP | | |
| 35 | PMBUS_HAVE_POUT, | |
| 36 | }; | |
| 37 | ||
| 38 | static int max20751_probe(struct i2c_client *client, | |
| 39 | const struct i2c_device_id *id) | |
| 40 | { | |
| 41 | return pmbus_do_probe(client, id, &max20751_info); | |
| 42 | } | |
| 43 | ||
| 44 | static const struct i2c_device_id max20751_id[] = { | |
| 45 | {"max20751", 0}, | |
| 46 | {} | |
| 47 | }; | |
| 48 | ||
| 49 | MODULE_DEVICE_TABLE(i2c, max20751_id); | |
| 50 | ||
| 51 | static struct i2c_driver max20751_driver = { | |
| 52 | .driver = { | |
| 53 | .name = "max20751", | |
| 54 | }, | |
| 55 | .probe = max20751_probe, | |
| 56 | .remove = pmbus_do_remove, | |
| 57 | .id_table = max20751_id, | |
| 58 | }; | |
| 59 | ||
| 60 | module_i2c_driver(max20751_driver); | |
| 61 | ||
| 62 | MODULE_AUTHOR("Guenter Roeck <linux@roeck-us.net>"); | |
| 63 | MODULE_DESCRIPTION("PMBus driver for Maxim MAX20751"); | |
| 64 | MODULE_LICENSE("GPL"); |