firmware/target/arm/as3525/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 #if defined(SANSA_CLIP) \
  26     || defined(SANSA_CLIPV2)    /* FIXME */ \
  27     || defined(SANSA_CLIPPLUS)  /* FIXME */
  28
  29 /* Check if topped-off and monitor voltage while plugged. */
  30 #define BATT_FULL_VOLTAGE   4160
  31 #define BATT_VAUTO_RECHARGE 4100
  32 #define BATT_CHG_V          CHG_V_4_20V
  33 #define BATT_CHG_I          CHG_I_100MA
  34 #define CHARGER_TOTAL_TIMER (6*3600*2)  /* about 1.5 * capacity / current */
  35 #if defined(SANSA_CLIP)
  36 #define ADC_BATTERY         ADC_BVDD
  37 #else
  38 /* ADC_CHG_IN seems to represent battery voltage better than ADC_BVDD during
  39  * charging (ADC_BVDD is way too high) and appears the same in normal use.
  40  * Note that when charging some models do not give an accurate reading but jump
  41  * between 2 values. */
  42 #define ADC_BATTERY         ADC_CHG_IN
  43 #endif
  44
  45 #elif defined(SANSA_E200V2)
  46
  47 /* Check if topped-off and monitor voltage while plugged. */
  48 #define BATT_FULL_VOLTAGE   4160
  49 #define BATT_VAUTO_RECHARGE 4100
  50 #define BATT_CHG_V          CHG_V_4_20V
  51 #define BATT_CHG_I          CHG_I_300MA
  52 #define CHARGER_TOTAL_TIMER (4*3600*2)
  53 #define ADC_BATTERY         ADC_BVDD
  54
  55 #elif defined(SANSA_FUZE) || defined(SANSA_FUZEV2) /* FIXME */
  56
  57 /* Check if topped-off and monitor voltage while plugged. */
  58 #define BATT_FULL_VOLTAGE   4160
  59 #define BATT_VAUTO_RECHARGE 4100
  60 #define BATT_CHG_V          CHG_V_4_20V
  61 #define BATT_CHG_I          CHG_I_200MA
  62 #define CHARGER_TOTAL_TIMER (4*3600*2)
  63 #define ADC_BATTERY         ADC_BVDD
  64
  65 #elif defined(SANSA_C200V2)
  66
  67 /* Check if topped-off and monitor voltage while plugged. */
  68 #define BATT_FULL_VOLTAGE   4160
  69 #define BATT_VAUTO_RECHARGE 4100
  70 #define BATT_CHG_V          CHG_V_4_20V
  71 #define BATT_CHG_I          CHG_I_200MA
  72 #define CHARGER_TOTAL_TIMER (4*3600*2)
  73 #define ADC_BATTERY         ADC_BVDD
  74
  75 #else
  76 #error "Charger settings not defined!"
  77 #endif
  78
  79 void powermgmt_init_target(void);
  80 void charging_algorithm_step(void);
  81 void charging_algorithm_close(void);
  82
  83 /* We want to be able to reset the averaging filter */
  84 #define HAVE_RESET_BATTERY_FILTER
  85
  86 #define BATT_AVE_SAMPLES 32
  87
  88 #endif /*  POWERMGMT_TARGET_H */