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// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Hardware monitoring driver for Infineon Multi-phase Digital VR Controllers
*
* Copyright (c) 2022 Infineon Technologies. All rights reserved.
*/
#include <linux/err.h>
#include <linux/i2c.h>
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include "pmbus.h"
#define XDPE152_PAGE_NUM 2
static struct pmbus_driver_info xdpe152_info = {
.pages = XDPE152_PAGE_NUM,
.format[PSC_VOLTAGE_IN] = linear,
.format[PSC_VOLTAGE_OUT] = linear,
.format[PSC_TEMPERATURE] = linear,
.format[PSC_CURRENT_IN] = linear,
.format[PSC_CURRENT_OUT] = linear,
.format[PSC_POWER] = linear,
.func[0] = PMBUS_HAVE_VIN | PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT |
PMBUS_HAVE_IIN | PMBUS_HAVE_IOUT | PMBUS_HAVE_STATUS_IOUT |
PMBUS_HAVE_TEMP | PMBUS_HAVE_TEMP2 | PMBUS_HAVE_STATUS_TEMP |
PMBUS_HAVE_POUT | PMBUS_HAVE_PIN | PMBUS_HAVE_STATUS_INPUT,
.func[1] = PMBUS_HAVE_VIN | PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT |
PMBUS_HAVE_IIN | PMBUS_HAVE_IOUT | PMBUS_HAVE_STATUS_IOUT |
PMBUS_HAVE_POUT | PMBUS_HAVE_PIN | PMBUS_HAVE_STATUS_INPUT,
};
static int xdpe152_probe(struct i2c_client *client)
{
struct pmbus_driver_info *info;
info = devm_kmemdup(&client->dev, &xdpe152_info, sizeof(*info),
GFP_KERNEL);
if (!info)
return -ENOMEM;
return pmbus_do_probe(client, info);
}
static const struct i2c_device_id xdpe152_id[] = {
{"xdpe152c4"},
{"xdpe15284"},
{}
};
MODULE_DEVICE_TABLE(i2c, xdpe152_id);
static const struct of_device_id __maybe_unused xdpe152_of_match[] = {
{.compatible = "infineon,xdpe152c4"},
{.compatible = "infineon,xdpe15284"},
{}
};
MODULE_DEVICE_TABLE(of, xdpe152_of_match);
static struct i2c_driver xdpe152_driver = {
.driver = {
.name = "xdpe152c4",
.of_match_table = of_match_ptr(xdpe152_of_match),
},
.probe = xdpe152_probe,
.id_table = xdpe152_id,
};
module_i2c_driver(xdpe152_driver);
MODULE_AUTHOR("Greg Schwendimann <greg.schwendimann@infineon.com>");
MODULE_DESCRIPTION("PMBus driver for Infineon XDPE152 family");
MODULE_LICENSE("GPL");
MODULE_IMPORT_NS("PMBUS");
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