11f61cab8SGuenter Roeck /* 21f61cab8SGuenter Roeck * Hardware monitoring driver for Maxim MAX20751 31f61cab8SGuenter Roeck * 41f61cab8SGuenter Roeck * Copyright (c) 2015 Guenter Roeck 51f61cab8SGuenter Roeck * 61f61cab8SGuenter Roeck * This program is free software; you can redistribute it and/or modify 71f61cab8SGuenter Roeck * it under the terms of the GNU General Public License as published by 81f61cab8SGuenter Roeck * the Free Software Foundation; either version 2 of the License, or 91f61cab8SGuenter Roeck * (at your option) any later version. 101f61cab8SGuenter Roeck * 111f61cab8SGuenter Roeck * This program is distributed in the hope that it will be useful, 121f61cab8SGuenter Roeck * but WITHOUT ANY WARRANTY; without even the implied warranty of 131f61cab8SGuenter Roeck * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 141f61cab8SGuenter Roeck * GNU General Public License for more details. 151f61cab8SGuenter Roeck */ 161f61cab8SGuenter Roeck 171f61cab8SGuenter Roeck #include <linux/kernel.h> 181f61cab8SGuenter Roeck #include <linux/module.h> 191f61cab8SGuenter Roeck #include <linux/init.h> 201f61cab8SGuenter Roeck #include <linux/err.h> 211f61cab8SGuenter Roeck #include <linux/i2c.h> 221f61cab8SGuenter Roeck #include "pmbus.h" 231f61cab8SGuenter Roeck 241f61cab8SGuenter Roeck static struct pmbus_driver_info max20751_info = { 251f61cab8SGuenter Roeck .pages = 1, 261f61cab8SGuenter Roeck .format[PSC_VOLTAGE_IN] = linear, 271f61cab8SGuenter Roeck .format[PSC_VOLTAGE_OUT] = vid, 281f61cab8SGuenter Roeck .vrm_version = vr12, 291f61cab8SGuenter Roeck .format[PSC_TEMPERATURE] = linear, 301f61cab8SGuenter Roeck .format[PSC_CURRENT_OUT] = linear, 311f61cab8SGuenter Roeck .format[PSC_POWER] = linear, 321f61cab8SGuenter Roeck .func[0] = PMBUS_HAVE_VIN | PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT | 331f61cab8SGuenter Roeck PMBUS_HAVE_IOUT | PMBUS_HAVE_STATUS_IOUT | 341f61cab8SGuenter Roeck PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_TEMP | 351f61cab8SGuenter Roeck PMBUS_HAVE_POUT, 361f61cab8SGuenter Roeck }; 371f61cab8SGuenter Roeck 381f61cab8SGuenter Roeck static int max20751_probe(struct i2c_client *client, 391f61cab8SGuenter Roeck const struct i2c_device_id *id) 401f61cab8SGuenter Roeck { 411f61cab8SGuenter Roeck return pmbus_do_probe(client, id, &max20751_info); 421f61cab8SGuenter Roeck } 431f61cab8SGuenter Roeck 441f61cab8SGuenter Roeck static const struct i2c_device_id max20751_id[] = { 451f61cab8SGuenter Roeck {"max20751", 0}, 461f61cab8SGuenter Roeck {} 471f61cab8SGuenter Roeck }; 481f61cab8SGuenter Roeck 491f61cab8SGuenter Roeck MODULE_DEVICE_TABLE(i2c, max20751_id); 501f61cab8SGuenter Roeck 511f61cab8SGuenter Roeck static struct i2c_driver max20751_driver = { 521f61cab8SGuenter Roeck .driver = { 531f61cab8SGuenter Roeck .name = "max20751", 541f61cab8SGuenter Roeck }, 551f61cab8SGuenter Roeck .probe = max20751_probe, 561f61cab8SGuenter Roeck .remove = pmbus_do_remove, 571f61cab8SGuenter Roeck .id_table = max20751_id, 581f61cab8SGuenter Roeck }; 591f61cab8SGuenter Roeck 601f61cab8SGuenter Roeck module_i2c_driver(max20751_driver); 611f61cab8SGuenter Roeck 621f61cab8SGuenter Roeck MODULE_AUTHOR("Guenter Roeck <linux@roeck-us.net>"); 631f61cab8SGuenter Roeck MODULE_DESCRIPTION("PMBus driver for Maxim MAX20751"); 641f61cab8SGuenter Roeck MODULE_LICENSE("GPL"); 65