include/linux/platform_data/hwmon-s3c.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /*
   3  * Copyright 2005 Simtec Electronics
   4  *      Ben Dooks <ben@simtec.co.uk>
   5  *      http://armlinux.simtec.co.uk/
   6  *
   7  * S3C - HWMon interface for ADC
   8 */
   9
  10 #ifndef __HWMON_S3C_H__
  11 #define __HWMON_S3C_H__
  12
  13 /**
  14  * s3c_hwmon_chcfg - channel configuration
  15  * @name: The name to give this channel.
  16  * @mult: Multiply the ADC value read by this.
  17  * @div: Divide the value from the ADC by this.
  18  *
  19  * The value read from the ADC is converted to a value that
  20  * hwmon expects (mV) by result = (value_read * @mult) / @div.
  21  */
  22 struct s3c_hwmon_chcfg {
  23         const char      *name;
  24         unsigned int    mult;
  25         unsigned int    div;
  26 };
  27
  28 /**
  29  * s3c_hwmon_pdata - HWMON platform data
  30  * @in: One configuration for each possible channel used.
  31  */
  32 struct s3c_hwmon_pdata {
  33         struct s3c_hwmon_chcfg  *in[8];
  34 };
  35
  36 #endif /* __HWMON_S3C_H__ */