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// 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", 0},
{}
};
MODULE_DEVICE_TABLE(i2c, irps5401_id);
static struct i2c_driver irps5401_driver = {
.driver = {
.name = "irps5401",
},
.probe_new = 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");
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