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// SPDX-License-Identifier: GPL-2.0+
/*
* Hardware monitoring driver for STMicroelectronics digital controller stef48h28
*/
#include <linux/err.h>
#include <linux/i2c.h>
#include <linux/mod_devicetable.h>
#include <linux/module.h>
#include "pmbus.h"
static struct pmbus_driver_info stef48h28_info = {
.pages = 1,
.format[PSC_VOLTAGE_IN] = direct,
.format[PSC_VOLTAGE_OUT] = direct,
.format[PSC_CURRENT_IN] = direct,
.format[PSC_CURRENT_OUT] = direct,
.format[PSC_POWER] = direct,
.format[PSC_TEMPERATURE] = direct,
.m[PSC_VOLTAGE_IN] = 50,
.b[PSC_VOLTAGE_IN] = 0,
.R[PSC_VOLTAGE_IN] = 0,
.m[PSC_VOLTAGE_OUT] = 50,
.b[PSC_VOLTAGE_OUT] = 0,
.R[PSC_VOLTAGE_OUT] = 0,
.m[PSC_CURRENT_IN] = 100,
.b[PSC_CURRENT_IN] = 0,
.R[PSC_CURRENT_IN] = 0,
.m[PSC_CURRENT_OUT] = 100,
.b[PSC_CURRENT_OUT] = 0,
.R[PSC_CURRENT_OUT] = 0,
.m[PSC_POWER] = 9765,
.b[PSC_POWER] = 0,
.R[PSC_POWER] = -3,
.m[PSC_TEMPERATURE] = 25,
.b[PSC_TEMPERATURE] = 500,
.R[PSC_TEMPERATURE] = 0,
.func[0] = PMBUS_HAVE_VIN | PMBUS_HAVE_IIN | PMBUS_HAVE_PIN
| PMBUS_HAVE_STATUS_INPUT | PMBUS_HAVE_TEMP | PMBUS_HAVE_TEMP2
| PMBUS_HAVE_STATUS_TEMP | PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT
| PMBUS_HAVE_IOUT | PMBUS_HAVE_STATUS_IOUT | PMBUS_HAVE_POUT
};
static int stef48h28_probe(struct i2c_client *client)
{
return pmbus_do_probe(client, &stef48h28_info);
}
static const struct i2c_device_id stef48h28_id[] = {
{"stef48h28"},
{}
};
MODULE_DEVICE_TABLE(i2c, stef48h28_id);
static const struct of_device_id __maybe_unused stef48h28_of_match[] = {
{.compatible = "st,stef48h28"},
{}
};
static struct i2c_driver stef48h28_driver = {
.driver = {
.name = "stef48h28",
.of_match_table = of_match_ptr(stef48h28_of_match),
},
.probe = stef48h28_probe,
.id_table = stef48h28_id,
};
module_i2c_driver(stef48h28_driver);
MODULE_AUTHOR("Charles Hsu <hsu.yungteng@gmail.com>");
MODULE_DESCRIPTION("PMBus driver for ST stef48h28");
MODULE_LICENSE("GPL");
MODULE_IMPORT_NS("PMBUS");
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