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