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/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright 2005 Simtec Electronics
* Ben Dooks <ben@simtec.co.uk>
* http://armlinux.simtec.co.uk/
*
* S3C - HWMon interface for ADC
*/
#ifndef __HWMON_S3C_H__
#define __HWMON_S3C_H__
/**
* s3c_hwmon_chcfg - channel configuration
* @name: The name to give this channel.
* @mult: Multiply the ADC value read by this.
* @div: Divide the value from the ADC by this.
*
* The value read from the ADC is converted to a value that
* hwmon expects (mV) by result = (value_read * @mult) / @div.
*/
struct s3c_hwmon_chcfg {
const char *name;
unsigned int mult;
unsigned int div;
};
/**
* s3c_hwmon_pdata - HWMON platform data
* @in: One configuration for each possible channel used.
*/
struct s3c_hwmon_pdata {
struct s3c_hwmon_chcfg *in[8];
};
/**
* s3c_hwmon_set_platdata - Set platform data for S3C HWMON device
* @pd: Platform data to register to device.
*
* Register the given platform data for use with the S3C HWMON device.
* The call will copy the platform data, so the board definitions can
* make the structure itself __initdata.
*/
extern void __init s3c_hwmon_set_platdata(struct s3c_hwmon_pdata *pd);
#endif /* __HWMON_S3C_H__ */
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