drivers/hwmon/pmbus/max20751.c

   1 // SPDX-License-Identifier: GPL-2.0-or-later
   2 /*
   3  * Hardware monitoring driver for Maxim MAX20751
   4  *
   5  * Copyright (c) 2015 Guenter Roeck
   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
  15 static struct pmbus_driver_info max20751_info = {
  16         .pages = 1,
  17         .format[PSC_VOLTAGE_IN] = linear,
  18         .format[PSC_VOLTAGE_OUT] = vid,
  19         .vrm_version = vr12,
  20         .format[PSC_TEMPERATURE] = linear,
  21         .format[PSC_CURRENT_OUT] = linear,
  22         .format[PSC_POWER] = linear,
  23         .func[0] = PMBUS_HAVE_VIN | PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT |
  24                 PMBUS_HAVE_IOUT | PMBUS_HAVE_STATUS_IOUT |
  25                 PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_TEMP |
  26                 PMBUS_HAVE_POUT,
  27 };
  28
  29 static int max20751_probe(struct i2c_client *client,
  30                           const struct i2c_device_id *id)
  31 {
  32         return pmbus_do_probe(client, id, &max20751_info);
  33 }
  34
  35 static const struct i2c_device_id max20751_id[] = {
  36         {"max20751", 0},
  37         {}
  38 };
  39
  40 MODULE_DEVICE_TABLE(i2c, max20751_id);
  41
  42 static struct i2c_driver max20751_driver = {
  43         .driver = {
  44                    .name = "max20751",
  45                    },
  46         .probe = max20751_probe,
  47         .remove = pmbus_do_remove,
  48         .id_table = max20751_id,
  49 };
  50
  51 module_i2c_driver(max20751_driver);
  52
  53 MODULE_AUTHOR("Guenter Roeck <linux@roeck-us.net>");
  54 MODULE_DESCRIPTION("PMBus driver for Maxim MAX20751");
  55 MODULE_LICENSE("GPL");