162306a36Sopenharmony_ci// SPDX-License-Identifier: GPL-2.0-or-later 262306a36Sopenharmony_ci/* 362306a36Sopenharmony_ci * Hardware monitoring driver for Maxim MAX20751 462306a36Sopenharmony_ci * 562306a36Sopenharmony_ci * Copyright (c) 2015 Guenter Roeck 662306a36Sopenharmony_ci */ 762306a36Sopenharmony_ci 862306a36Sopenharmony_ci#include <linux/kernel.h> 962306a36Sopenharmony_ci#include <linux/module.h> 1062306a36Sopenharmony_ci#include <linux/init.h> 1162306a36Sopenharmony_ci#include <linux/err.h> 1262306a36Sopenharmony_ci#include <linux/i2c.h> 1362306a36Sopenharmony_ci#include "pmbus.h" 1462306a36Sopenharmony_ci 1562306a36Sopenharmony_cistatic struct pmbus_driver_info max20751_info = { 1662306a36Sopenharmony_ci .pages = 1, 1762306a36Sopenharmony_ci .format[PSC_VOLTAGE_IN] = linear, 1862306a36Sopenharmony_ci .format[PSC_VOLTAGE_OUT] = vid, 1962306a36Sopenharmony_ci .vrm_version[0] = vr12, 2062306a36Sopenharmony_ci .format[PSC_TEMPERATURE] = linear, 2162306a36Sopenharmony_ci .format[PSC_CURRENT_OUT] = linear, 2262306a36Sopenharmony_ci .format[PSC_POWER] = linear, 2362306a36Sopenharmony_ci .func[0] = PMBUS_HAVE_VIN | PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT | 2462306a36Sopenharmony_ci PMBUS_HAVE_IOUT | PMBUS_HAVE_STATUS_IOUT | 2562306a36Sopenharmony_ci PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_TEMP | 2662306a36Sopenharmony_ci PMBUS_HAVE_POUT, 2762306a36Sopenharmony_ci}; 2862306a36Sopenharmony_ci 2962306a36Sopenharmony_cistatic int max20751_probe(struct i2c_client *client) 3062306a36Sopenharmony_ci{ 3162306a36Sopenharmony_ci return pmbus_do_probe(client, &max20751_info); 3262306a36Sopenharmony_ci} 3362306a36Sopenharmony_ci 3462306a36Sopenharmony_cistatic const struct i2c_device_id max20751_id[] = { 3562306a36Sopenharmony_ci {"max20751", 0}, 3662306a36Sopenharmony_ci {} 3762306a36Sopenharmony_ci}; 3862306a36Sopenharmony_ci 3962306a36Sopenharmony_ciMODULE_DEVICE_TABLE(i2c, max20751_id); 4062306a36Sopenharmony_ci 4162306a36Sopenharmony_cistatic struct i2c_driver max20751_driver = { 4262306a36Sopenharmony_ci .driver = { 4362306a36Sopenharmony_ci .name = "max20751", 4462306a36Sopenharmony_ci }, 4562306a36Sopenharmony_ci .probe = max20751_probe, 4662306a36Sopenharmony_ci .id_table = max20751_id, 4762306a36Sopenharmony_ci}; 4862306a36Sopenharmony_ci 4962306a36Sopenharmony_cimodule_i2c_driver(max20751_driver); 5062306a36Sopenharmony_ci 5162306a36Sopenharmony_ciMODULE_AUTHOR("Guenter Roeck <linux@roeck-us.net>"); 5262306a36Sopenharmony_ciMODULE_DESCRIPTION("PMBus driver for Maxim MAX20751"); 5362306a36Sopenharmony_ciMODULE_LICENSE("GPL"); 5462306a36Sopenharmony_ciMODULE_IMPORT_NS(PMBUS); 55