firmware/target/arm/imx31/gigabeat-s/adc-target.h

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  * $Id$
   9  *
  10  * Copyright (C) 2006 by Barry Wardell
  11  *
  12  * This program is free software; you can redistribute it and/or
  13  * modify it under the terms of the GNU General Public License
  14  * as published by the Free Software Foundation; either version 2
  15  * of the License, or (at your option) any later version.
  16  *
  17  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  18  * KIND, either express or implied.
  19  *
  20  ****************************************************************************/
  21 #ifndef _ADC_TARGET_H_
  22 #define _ADC_TARGET_H_
  23
  24 /* 16 channels in groups of 8 - each conversion converts 8 channels in
  25  * a group of 8 inputs */
  26 #define NUM_ADC_CHANNELS 16
  27
  28 #define ADC_BATTERY            0 /* Battery Voltage (BATT) */
  29 #define ADC_UNUSED1            1 /* Battery Current (BATT-BATTISNS) */
  30 #define ADC_APPLICATION_SUPPLY 2 /* Application Supply (BP) */
  31 #define ADC_CHARGER_VOLTAGE    3 /* Charger Voltage (CHRGRAW) */
  32 #define ADC_CHARGER_CURRENT    4 /* Charger Current (CHRGISNSP-CHRGISNSN) */
  33 #define ADC_BATTERY_TEMP       5 /* General Purpose ADIN5 / Battery Pack Thermistor */
  34 #define ADC_UNUSED6            6 /* General Purpose ADIN6 / Backup Voltage (LICELL) */
  35 #define ADC_UNUSED7            7 /* General Purpose ADIN7 / UID / Die Temperature */
  36 #define ADC_HPREMOTE           8 /* General-purpose ADIN8 (Remote control) */
  37 #define ADC_UNUSED9            9 /* General-purpose ADIN9 */
  38 #define ADC_UNUSED10          10 /* General-purpose ADIN10 */
  39 #define ADC_UNUSED11          11 /* General-purpose ADIN11 */
  40 #define ADC_UNUSED12          12 /* General-purpose TSX1/Touch screen X-plate 1 */
  41 #define ADC_UNUSED13          13 /* General-purpose TSX2/Touch screen X-plate 2 */
  42 #define ADC_UNUSED14          14 /* General-purpose TSY1/Touch screen Y-plate 1 */
  43 #define ADC_UNUSED15          15 /* General-purpose TSY2/Touch screen Y-plate 2 */
  44
  45
  46 #define ADC_UNREG_POWER ADC_BATTERY /* For compatibility */
  47 #define ADC_READ_ERROR 0xFFFF
  48
  49 void adc_done(void);
  50 /* Enable conversion of specified channel (if switchoff is possible) */
  51 bool adc_enable_channel(int channel, bool enable);
  52
  53 /* Implemented in powermgmt-imx31.c */
  54 int battery_adc_charge_current(void);
  55 int battery_adc_temp(void);
  56 unsigned int application_supply_adc_voltage(void);
  57 unsigned int chrgraw_adc_voltage(void);
  58 unsigned int cccv_regulator_dissipation(void);
  59
  60 #endif