| // SPDX-License-Identifier: GPL-2.0-or-later |
| /* |
| * Hardware monitoring driver for Analog Devices MAX20860A |
| * |
| * SPDX-FileCopyrightText: Copyright Hewlett Packard Enterprise Development LP |
| */ |
| |
| #include <linux/i2c.h> |
| #include <linux/module.h> |
| #include <linux/regulator/driver.h> |
| #include "pmbus.h" |
| |
| #if IS_ENABLED(CONFIG_SENSORS_MAX20860A_REGULATOR) |
| static const struct regulator_desc max20860a_reg_desc[] = { |
| PMBUS_REGULATOR_ONE("vout"), |
| }; |
| #endif |
| |
| static struct pmbus_driver_info max20860a_info = { |
| .pages = 1, |
| .format[PSC_VOLTAGE_IN] = linear, |
| .format[PSC_VOLTAGE_OUT] = linear, |
| .format[PSC_CURRENT_OUT] = linear, |
| .format[PSC_TEMPERATURE] = linear, |
| .func[0] = PMBUS_HAVE_VIN | PMBUS_HAVE_VOUT | |
| PMBUS_HAVE_STATUS_VOUT | |
| PMBUS_HAVE_IOUT | PMBUS_HAVE_STATUS_IOUT | |
| PMBUS_HAVE_TEMP | PMBUS_HAVE_TEMP2 | |
| PMBUS_HAVE_STATUS_TEMP | PMBUS_HAVE_STATUS_INPUT, |
| #if IS_ENABLED(CONFIG_SENSORS_MAX20860A_REGULATOR) |
| .num_regulators = 1, |
| .reg_desc = max20860a_reg_desc, |
| #endif |
| }; |
| |
| static int max20860a_probe(struct i2c_client *client) |
| { |
| return pmbus_do_probe(client, &max20860a_info); |
| } |
| |
| static const struct i2c_device_id max20860a_id[] = { |
| {"max20860a"}, |
| {} |
| }; |
| MODULE_DEVICE_TABLE(i2c, max20860a_id); |
| |
| static const struct of_device_id max20860a_of_match[] = { |
| { .compatible = "adi,max20860a" }, |
| {} |
| }; |
| MODULE_DEVICE_TABLE(of, max20860a_of_match); |
| |
| static struct i2c_driver max20860a_driver = { |
| .driver = { |
| .name = "max20860a", |
| .of_match_table = max20860a_of_match, |
| }, |
| .probe = max20860a_probe, |
| .id_table = max20860a_id, |
| }; |
| |
| module_i2c_driver(max20860a_driver); |
| |
| MODULE_AUTHOR("Syed Arif <arif.syed@hpe.com>"); |
| MODULE_AUTHOR("Sanman Pradhan <psanman@juniper.net>"); |
| MODULE_DESCRIPTION("PMBus driver for Analog Devices MAX20860A"); |
| MODULE_LICENSE("GPL"); |
| MODULE_IMPORT_NS("PMBUS"); |