firmware/export/mas35xx.h

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  * $Id$
   9  *
  10  * Implementation of MAS35xx audiohw api driver.
  11  *
  12  * Copyright (C) 2007 by Christian Gmeiner
  13  *
  14  * This program is free software; you can redistribute it and/or
  15  * modify it under the terms of the GNU General Public License
  16  * as published by the Free Software Foundation; either version 2
  17  * of the License, or (at your option) any later version.
  18  *
  19  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  20  * KIND, either express or implied.
  21  *
  22  ****************************************************************************/
  23
  24 #ifndef _MAS35XX_H
  25 #define _MAS35XX_H
  26
  27 #include "config.h"
  28
  29 #if CONFIG_CODEC == MAS3507D
  30
  31 #define VOLUME_MIN -780
  32 #define VOLUME_MAX  180
  33 #define AUDIOHW_CAPS (BASS_CAP | TREBLE_CAP | PRESCALER_CAP)
  34
  35 #else /* CONFIG_CODEC == MAS3587F) || (CONFIG_CODEC == MAS3539F */
  36
  37 /* MAS3587F and MAS3539F handle clipping prevention internally so we do not need
  38  * the prescaler -> CLIPPING_CAP
  39  */
  40
  41 #define VOLUME_MIN -400
  42 #define VOLUME_MAX  600
  43 #define AUDIOHW_CAPS (BASS_CAP | TREBLE_CAP | BALANCE_CAP | CLIPPING_CAP)
  44
  45 #endif
  46
  47
  48 #if CONFIG_CODEC == MAS3507D
  49
  50 static const unsigned int bass_table[] =
  51 {
  52     0x9e400, /* -15dB */
  53     0xa2800, /* -14dB */
  54     0xa7400, /* -13dB */
  55     0xac400, /* -12dB */
  56     0xb1800, /* -11dB */
  57     0xb7400, /* -10dB */
  58     0xbd400, /* -9dB */
  59     0xc3c00, /* -8dB */
  60     0xca400, /* -7dB */
  61     0xd1800, /* -6dB */
  62     0xd8c00, /* -5dB */
  63     0xe0400, /* -4dB */
  64     0xe8000, /* -3dB */
  65     0xefc00, /* -2dB */
  66     0xf7c00, /* -1dB */
  67     0,
  68     0x800,   /* 1dB */
  69     0x10000, /* 2dB */
  70     0x17c00, /* 3dB */
  71     0x1f800, /* 4dB */
  72     0x27000, /* 5dB */
  73     0x2e400, /* 6dB */
  74     0x35800, /* 7dB */
  75     0x3c000, /* 8dB */
  76     0x42800, /* 9dB */
  77     0x48800, /* 10dB */
  78     0x4e400, /* 11dB */
  79     0x53800, /* 12dB */
  80     0x58800, /* 13dB */
  81     0x5d400, /* 14dB */
  82     0x61800  /* 15dB */
  83 };
  84
  85 static const unsigned int treble_table[] =
  86 {
  87     0xb2c00, /* -15dB */
  88     0xbb400, /* -14dB */
  89     0xc1800, /* -13dB */
  90     0xc6c00, /* -12dB */
  91     0xcbc00, /* -11dB */
  92     0xd0400, /* -10dB */
  93     0xd5000, /* -9dB */
  94     0xd9800, /* -8dB */
  95     0xde000, /* -7dB */
  96     0xe2800, /* -6dB */
  97     0xe7e00, /* -5dB */
  98     0xec000, /* -4dB */
  99     0xf0c00, /* -3dB */
 100     0xf5c00, /* -2dB */
 101     0xfac00, /* -1dB */
 102     0,
 103     0x5400,  /* 1dB */
 104     0xac00,  /* 2dB */
 105     0x10400, /* 3dB */
 106     0x16000, /* 4dB */
 107     0x1c000, /* 5dB */
 108     0x22400, /* 6dB */
 109     0x28400, /* 7dB */
 110     0x2ec00, /* 8dB */
 111     0x35400, /* 9dB */
 112     0x3c000, /* 10dB */
 113     0x42c00, /* 11dB */
 114     0x49c00, /* 12dB */
 115     0x51800, /* 13dB */
 116     0x58400, /* 14dB */
 117     0x5f800  /* 15dB */
 118 };
 119
 120 static const unsigned int prescale_table[] =
 121 {
 122     0x80000,  /* 0db */
 123     0x8e000,  /* 1dB */
 124     0x9a400,  /* 2dB */
 125     0xa5800, /* 3dB */
 126     0xaf400, /* 4dB */
 127     0xb8000, /* 5dB */
 128     0xbfc00, /* 6dB */
 129     0xc6c00, /* 7dB */
 130     0xcd000, /* 8dB */
 131     0xd25c0, /* 9dB */
 132     0xd7800, /* 10dB */
 133     0xdc000, /* 11dB */
 134     0xdfc00, /* 12dB */
 135     0xe3400, /* 13dB */
 136     0xe6800, /* 14dB */
 137     0xe9400  /* 15dB */
 138 };
 139 #endif /*CONFIG_CODEC == MAS3507D*/
 140
 141 #endif /* _MAS35XX_H */