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kernel/linux-rt-4.4.41/drivers/hwmon/pmbus/max20751.c 1.75 KB
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  /*
   * Hardware monitoring driver for Maxim MAX20751
   *
   * Copyright (c) 2015 Guenter Roeck
   *
   * This program is free software; you can redistribute it and/or modify
   * it under the terms of the GNU General Public License as published by
   * the Free Software Foundation; either version 2 of the License, or
   * (at your option) any later version.
   *
   * This program is distributed in the hope that it will be useful,
   * but WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
   * GNU General Public License for more details.
   */
  
  #include <linux/kernel.h>
  #include <linux/module.h>
  #include <linux/init.h>
  #include <linux/err.h>
  #include <linux/i2c.h>
  #include "pmbus.h"
  
  static struct pmbus_driver_info max20751_info = {
  	.pages = 1,
  	.format[PSC_VOLTAGE_IN] = linear,
  	.format[PSC_VOLTAGE_OUT] = vid,
  	.vrm_version = vr12,
  	.format[PSC_TEMPERATURE] = linear,
  	.format[PSC_CURRENT_OUT] = linear,
  	.format[PSC_POWER] = linear,
  	.func[0] = PMBUS_HAVE_VIN | PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT |
  		PMBUS_HAVE_IOUT | PMBUS_HAVE_STATUS_IOUT |
  		PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_TEMP |
  		PMBUS_HAVE_POUT,
  };
  
  static int max20751_probe(struct i2c_client *client,
  			  const struct i2c_device_id *id)
  {
  	return pmbus_do_probe(client, id, &max20751_info);
  }
  
  static const struct i2c_device_id max20751_id[] = {
  	{"max20751", 0},
  	{}
  };
  
  MODULE_DEVICE_TABLE(i2c, max20751_id);
  
  static struct i2c_driver max20751_driver = {
  	.driver = {
  		   .name = "max20751",
  		   },
  	.probe = max20751_probe,
  	.remove = pmbus_do_remove,
  	.id_table = max20751_id,
  };
  
  module_i2c_driver(max20751_driver);
  
  MODULE_AUTHOR("Guenter Roeck <linux@roeck-us.net>");
  MODULE_DESCRIPTION("PMBus driver for Maxim MAX20751");
  MODULE_LICENSE("GPL");