firmware/target/arm/philips/sa9200/powermgmt-target.h

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  * $Id$
   9  *
  10  * Copyright (C) 2009 by Michael Sevakis
  11  * Copyright (C) 2008 by Bertrik Sikken
  12  *
  13  * This program is free software; you can redistribute it and/or
  14  * modify it under the terms of the GNU General Public License
  15  * as published by the Free Software Foundation; either version 2
  16  * of the License, or (at your option) any later version.
  17  *
  18  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  19  * KIND, either express or implied.
  20  *
  21  ****************************************************************************/
  22 #ifndef POWERMGMT_TARGET_H
  23 #define POWERMGMT_TARGET_H
  24
  25 /* NOTE: these values are copied from the Sansa e200v1 */
  26
  27 /* PREFERRED - Check if topped-off and monitor voltage while plugged. */
  28 #define BATT_FULL_VOLTAGE   4160
  29 #define BATT_VAUTO_RECHARGE 4100
  30 #define BATT_CHG_V          CHG_V_4_20V
  31 #define BATT_CHG_I          CHG_I_300MA
  32 #define CHARGER_TOTAL_TIMER (4*3600*2) /* 4 hours enough? */
  33 /* On e200 ADC_RTCSUP seems to represent battery voltage better than
  34  * ADC_BVDD during charging (ADC_BVDD is way too high) and appears the
  35  * same in normal use.
  36  */
  37 #define ADC_BATTERY         ADC_RTCSUP
  38
  39 void powermgmt_init_target(void);
  40 void charging_algorithm_step(void);
  41 void charging_algorithm_close(void);
  42
  43 /* We want to be able to reset the averaging filter */
  44 #define HAVE_RESET_BATTERY_FILTER
  45
  46 #define BATT_AVE_SAMPLES 32
  47
  48 #endif /*  POWERMGMT_TARGET_H */