// SPDX-License-Identifier: GPL-2.0+ /* * Hardware monitoring driver for the Infineon IRPS5401M PMIC. * * Copyright (c) 2019 SED Systems, a division of Calian Ltd. * * The device supports VOUT_PEAK, IOUT_PEAK, and TEMPERATURE_PEAK, however * this driver does not currently support them. */ #include <linux/err.h> #include <linux/i2c.h> #include <linux/init.h> #include <linux/kernel.h> #include <linux/module.h> #include "pmbus.h" #define IRPS5401_SW_FUNC (PMBUS_HAVE_VIN | PMBUS_HAVE_IIN | \ PMBUS_HAVE_STATUS_INPUT | \ PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT | \ PMBUS_HAVE_IOUT | PMBUS_HAVE_STATUS_IOUT | \ PMBUS_HAVE_PIN | PMBUS_HAVE_POUT | \ PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_TEMP) #define IRPS5401_LDO_FUNC (PMBUS_HAVE_VIN | \ PMBUS_HAVE_STATUS_INPUT | \ PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT | \ PMBUS_HAVE_IOUT | PMBUS_HAVE_STATUS_IOUT | \ PMBUS_HAVE_PIN | PMBUS_HAVE_POUT | \ PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_TEMP) static struct pmbus_driver_info irps5401_info = { .pages = 5, .func[0] = IRPS5401_SW_FUNC, .func[1] = IRPS5401_SW_FUNC, .func[2] = IRPS5401_SW_FUNC, .func[3] = IRPS5401_SW_FUNC, .func[4] = IRPS5401_LDO_FUNC, }; static int irps5401_probe(struct i2c_client *client) { return pmbus_do_probe(client, &irps5401_info); } static const struct i2c_device_id irps5401_id[] = { {"irps5401"}, {} }; MODULE_DEVICE_TABLE(i2c, irps5401_id); static struct i2c_driver irps5401_driver = { .driver = { .name = "irps5401", }, .probe = irps5401_probe, .id_table = irps5401_id, }; module_i2c_driver(irps5401_driver); MODULE_AUTHOR("Robert Hancock"); MODULE_DESCRIPTION("PMBus driver for Infineon IRPS5401"); MODULE_LICENSE("GPL"); MODULE_IMPORT_NS(PMBUS);