aboutsummaryrefslogblamecommitdiffstats
path: root/include/linux/power/max8903_charger.h
blob: 24f51db8a83fa3d18f93f94bf082d2433ab1a316 (plain) (tree)
























































                                                                            
/*
 * max8903_charger.h - Maxim 8903 USB/Adapter Charger Driver
 *
 * Copyright (C) 2011 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 __MAX8903_CHARGER_H__
#define __MAX8903_CHARGER_H__

struct max8903_pdata {
	/*
	 * GPIOs
	 * cen, chg, flt, and usus are optional.
	 * dok, dcm, and uok are not optional depending on the status of
	 * dc_valid and usb_valid.
	 */
	int cen;	/* Charger Enable input */
	int dok;	/* DC(Adapter) Power OK output */
	int uok;	/* USB Power OK output */
	int chg;	/* Charger status output */
	int flt;	/* Fault output */
	int dcm;	/* Current-Limit Mode input (1: DC, 2: USB) */
	int usus;	/* USB Suspend Input (1: suspended) */

	/*
	 * DC(Adapter/TA) is wired
	 * When dc_valid is true,
	 *	dok and dcm should be valid.
	 *
	 * At least one of dc_valid or usb_valid should be true.
	 */
	bool dc_valid;
	/*
	 * USB is wired
	 * When usb_valid is true,
	 *	uok should be valid.
	 */
	bool usb_valid;
};

#endif /* __MAX8903_CHARGER_H__ */