From 57f0f512b273f60d52568b8c6b77e17f5636edc0 Mon Sep 17 00:00:00 2001 From: André Fabian Silva Delgado Date: Wed, 5 Aug 2015 17:04:01 -0300 Subject: Initial import --- include/linux/platform_data/hwmon-s3c.h | 49 +++++++++++++++++++++++++++++++++ 1 file changed, 49 insertions(+) create mode 100644 include/linux/platform_data/hwmon-s3c.h (limited to 'include/linux/platform_data/hwmon-s3c.h') diff --git a/include/linux/platform_data/hwmon-s3c.h b/include/linux/platform_data/hwmon-s3c.h new file mode 100644 index 000000000..0e3cce130 --- /dev/null +++ b/include/linux/platform_data/hwmon-s3c.h @@ -0,0 +1,49 @@ +/* + * Copyright 2005 Simtec Electronics + * Ben Dooks + * http://armlinux.simtec.co.uk/ + * + * S3C - HWMon interface for ADC + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. +*/ + +#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__ */ -- cgit v1.2.3-54-g00ecf