cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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tps40422.c (1370B)

      1// SPDX-License-Identifier: GPL-2.0-or-later
      2/*
      3 * Hardware monitoring driver for TI TPS40422
      4 *
      5 * Copyright (c) 2014 Nokia Solutions and Networks.
      6 */
      7
      8#include <linux/kernel.h>
      9#include <linux/module.h>
     10#include <linux/init.h>
     11#include <linux/err.h>
     12#include <linux/i2c.h>
     13#include "pmbus.h"
     14
     15static struct pmbus_driver_info tps40422_info = {
     16	.pages = 2,
     17	.format[PSC_VOLTAGE_IN] = linear,
     18	.format[PSC_VOLTAGE_OUT] = linear,
     19	.format[PSC_TEMPERATURE] = linear,
     20	.func[0] = PMBUS_HAVE_VOUT | PMBUS_HAVE_TEMP2
     21		| PMBUS_HAVE_STATUS_VOUT | PMBUS_HAVE_STATUS_TEMP
     22		| PMBUS_HAVE_IOUT | PMBUS_HAVE_STATUS_IOUT,
     23	.func[1] = PMBUS_HAVE_VOUT | PMBUS_HAVE_TEMP2
     24		| PMBUS_HAVE_STATUS_VOUT | PMBUS_HAVE_STATUS_TEMP
     25		| PMBUS_HAVE_IOUT | PMBUS_HAVE_STATUS_IOUT,
     26};
     27
     28static int tps40422_probe(struct i2c_client *client)
     29{
     30	return pmbus_do_probe(client, &tps40422_info);
     31}
     32
     33static const struct i2c_device_id tps40422_id[] = {
     34	{"tps40422", 0},
     35	{}
     36};
     37
     38MODULE_DEVICE_TABLE(i2c, tps40422_id);
     39
     40/* This is the driver that will be inserted */
     41static struct i2c_driver tps40422_driver = {
     42	.driver = {
     43		   .name = "tps40422",
     44		   },
     45	.probe_new = tps40422_probe,
     46	.id_table = tps40422_id,
     47};
     48
     49module_i2c_driver(tps40422_driver);
     50
     51MODULE_AUTHOR("Zhu Laiwen <richard.zhu@nsn.com>");
     52MODULE_DESCRIPTION("PMBus driver for TI TPS40422");
     53MODULE_LICENSE("GPL");
     54MODULE_IMPORT_NS(PMBUS);