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// SPDX-License-Identifier: GPL-2.0+
/*
* Hardware monitoring driver for Infineon TDA38640
*
* Copyright (c) 2023 9elements GmbH
*
*/
#include <linux/err.h>
#include <linux/i2c.h>
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/regulator/driver.h>
#include "pmbus.h"
static const struct regulator_desc __maybe_unused tda38640_reg_desc[] = {
PMBUS_REGULATOR("vout", 0),
};
static struct pmbus_driver_info tda38640_info = {
.pages = 1,
.format[PSC_VOLTAGE_IN] = linear,
.format[PSC_VOLTAGE_OUT] = linear,
.format[PSC_CURRENT_OUT] = linear,
.format[PSC_CURRENT_IN] = linear,
.format[PSC_POWER] = linear,
.format[PSC_TEMPERATURE] = linear,
.func[0] = PMBUS_HAVE_VIN | PMBUS_HAVE_STATUS_INPUT
| PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_TEMP
| PMBUS_HAVE_IIN
| PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT
| PMBUS_HAVE_IOUT | PMBUS_HAVE_STATUS_IOUT
| PMBUS_HAVE_POUT | PMBUS_HAVE_PIN,
#if IS_ENABLED(CONFIG_SENSORS_TDA38640_REGULATOR)
.num_regulators = 1,
.reg_desc = tda38640_reg_desc,
#endif
};
static int tda38640_probe(struct i2c_client *client)
{
return pmbus_do_probe(client, &tda38640_info);
}
static const struct i2c_device_id tda38640_id[] = {
{"tda38640", 0},
{}
};
MODULE_DEVICE_TABLE(i2c, tda38640_id);
static const struct of_device_id __maybe_unused tda38640_of_match[] = {
{ .compatible = "infineon,tda38640"},
{ },
};
MODULE_DEVICE_TABLE(of, tda38640_of_match);
/* This is the driver that will be inserted */
static struct i2c_driver tda38640_driver = {
.driver = {
.name = "tda38640",
.of_match_table = of_match_ptr(tda38640_of_match),
},
.probe_new = tda38640_probe,
.id_table = tda38640_id,
};
module_i2c_driver(tda38640_driver);
MODULE_AUTHOR("Patrick Rudolph <patrick.rudolph@9elements.com>");
MODULE_DESCRIPTION("PMBus driver for Infineon TDA38640");
MODULE_LICENSE("GPL");
MODULE_IMPORT_NS(PMBUS);
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