/* * ntc_thermistor.h - NTC Thermistors * *  Copyright (C) 2010 Samsung Electronics *  MyungJoo Ham <myungjoo.ham@samsung.com> * * 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. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */#ifndef _LINUX_NTC_H#define _LINUX_NTC_H enum ntc_thermistor_type {	TYPE_NCPXXWB473,	TYPE_NCPXXWL333,}; struct ntc_thermistor_platform_data {	/*	 * One (not both) of read_uV and read_ohm should be provided and only	 * one of the two should be provided.	 * Both functions should return negative value for an error case.	 *	 * pullup_uV, pullup_ohm, pulldown_ohm, and connect are required to use	 * read_uV()	 *	 * How to setup pullup_ohm, pulldown_ohm, and connect is	 * described at Documentation/hwmon/ntc_thermistor	 *	 * pullup/down_ohm: 0 for infinite / not-connected	 */	int (*read_uV)(void);	unsigned int pullup_uV; 	unsigned int pullup_ohm;	unsigned int pulldown_ohm;	enum { NTC_CONNECTED_POSITIVE, NTC_CONNECTED_GROUND } connect; 	int (*read_ohm)(void);}; #endif /* _LINUX_NTC_H */