firmware/target/arm/s3c2440/mini2440/adc-target.h

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  * $Id$
   9  *
  10  * Copyright (C) 2009 by Bob Cousins
  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 /*  Channel 0 is connected to an on board pot for testing
  25     Channels 0-3 are available via expansion connector CON4
  26     Channels 4-7 are routed to LCD connector for touchscreen operation if
  27         supported by display panel.
  28 */
  29 #define NUM_ADC_CHANNELS 4
  30
  31 #define ADC_ONBOARD     0
  32 #define ADC_SPARE_1     1
  33 #define ADC_SPARE_2     2
  34 #define ADC_SPARE_3     3
  35
  36 #define ADC_READ_ERROR 0xFFFF
  37
  38 #endif