mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-22 18:13:51 +07:00
b14a9ccc1d
MAX8903 is an integrated battery charger and selector with two power inputs (USB and AC adapter). This driver enables the charger, handles interrupts, and provides power-supply-class information to userland. Tested on Exynos4 NURI / S5PC210 SLP7 boards. Signed-off-by: MyungJoo Ham <myungjoo.ham@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Anton Vorontsov <cbouatmailru@gmail.com>
58 lines
1.7 KiB
C
58 lines
1.7 KiB
C
/*
|
|
* 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__ */
|