LXR linux/drivers/hwmon/pmbus/max20751.c

   1/*
   2 * Hardware monitoring driver for Maxim MAX20751
   3 *
   4 * Copyright (c) 2015 Guenter Roeck
   5 *
   6 * This program is free software; you can redistribute it and/or modify
   7 * it under the terms of the GNU General Public License as published by
   8 * the Free Software Foundation; either version 2 of the License, or
   9 * (at your option) any later version.
  10 *
  11 * This program is distributed in the hope that it will be useful,
  12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  14 * GNU General Public License for more details.
  15 */
  16
  17#include <linux/kernel.h>
  18#include <linux/module.h>
  19#include <linux/init.h>
  20#include <linux/err.h>
  21#include <linux/i2c.h>
  22#include "pmbus.h"
  23
  24static struct pmbus_driver_info max20751_info = {
  25        .pages = 1,
  26        .format[PSC_VOLTAGE_IN] = linear,
  27        .format[PSC_VOLTAGE_OUT] = vid,
  28        .vrm_version = vr12,
  29        .format[PSC_TEMPERATURE] = linear,
  30        .format[PSC_CURRENT_OUT] = linear,
  31        .format[PSC_POWER] = linear,
  32        .func[0] = PMBUS_HAVE_VIN | PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT |
  33                PMBUS_HAVE_IOUT | PMBUS_HAVE_STATUS_IOUT |
  34                PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_TEMP |
  35                PMBUS_HAVE_POUT,
  36};
  37
  38static int max20751_probe(struct i2c_client *client,
  39                          const struct i2c_device_id *id)
  40{
  41        return pmbus_do_probe(client, id, &max20751_info);
  42}
  43
  44static const struct i2c_device_id max20751_id[] = {
  45        {"max20751", 0},
  46        {}
  47};
  48
  49MODULE_DEVICE_TABLE(i2c, max20751_id);
  50
  51static struct i2c_driver max20751_driver = {
  52        .driver = {
  53                   .name = "max20751",
  54                   },
  55        .probe = max20751_probe,
  56        .remove = pmbus_do_remove,
  57        .id_table = max20751_id,
  58};
  59
  60module_i2c_driver(max20751_driver);
  61
  62MODULE_AUTHOR("Guenter Roeck <linux@roeck-us.net>");
  63MODULE_DESCRIPTION("PMBus driver for Maxim MAX20751");
  64MODULE_LICENSE("GPL");
  65