firmware/tuner.c

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  * $Id$
   9  * General tuner functions
  10  *
  11  * Copyright (C) 2007 by Michael Sevakis
  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 #include <stdlib.h>
  23 #include "config.h"
  24 #include "kernel.h"
  25 #include "tuner.h"
  26 #include "fmradio.h"
  27
  28 /* General region information */
  29 const struct fm_region_data fm_region_data[TUNER_NUM_REGIONS] =
  30 {
  31     [REGION_EUROPE]    = { 87500000, 108000000, 100000 },
  32     [REGION_US_CANADA] = { 87900000, 107900000, 200000 },
  33     [REGION_JAPAN]     = { 76000000,  90000000, 100000 },
  34     [REGION_KOREA]     = { 87500000, 108000000, 200000 },
  35     [REGION_ITALY]     = { 87500000, 108000000,  50000 },
  36     [REGION_OTHER]     = { 87500000, 108000000,  50000 }
  37 };
  38
  39 #ifndef SIMULATOR
  40
  41 /* Tuner-specific region information */
  42
  43 #if (CONFIG_TUNER & LV24020LP)
  44 /* deemphasis setting for region */
  45 const unsigned char lv24020lp_region_data[TUNER_NUM_REGIONS] =
  46 {
  47     [REGION_EUROPE]    = 0, /* 50uS */
  48     [REGION_US_CANADA] = 1, /* 75uS */
  49     [REGION_JAPAN]     = 0, /* 50uS */
  50     [REGION_KOREA]     = 0, /* 50uS */
  51     [REGION_ITALY]     = 0, /* 50uS */
  52     [REGION_OTHER]     = 0, /* 50uS */
  53 };
  54 #endif /* (CONFIG_TUNER & LV24020LP) */
  55
  56 #if (CONFIG_TUNER & TEA5760)
  57 const struct tea5760_region_data tea5760_region_data[TUNER_NUM_REGIONS] =
  58 {
  59     [REGION_EUROPE]    = { 1, 0 }, /* 50uS, US/Europe band */
  60     [REGION_US_CANADA] = { 0, 0 }, /* 75uS, US/Europe band */
  61     [REGION_JAPAN]     = { 1, 1 }, /* 50uS, Japanese band  */
  62     [REGION_KOREA]     = { 1, 0 }, /* 50uS, US/Europe band */
  63     [REGION_ITALY]     = { 1, 0 }, /* 50uS, US/Europe band */
  64     [REGION_OTHER]     = { 1, 0 }, /* 50uS, US/Europe band */
  65 };
  66 #endif /* (CONFIG_TUNER & TEA5760) */
  67
  68 #if (CONFIG_TUNER & TEA5767)
  69 const struct tea5767_region_data tea5767_region_data[TUNER_NUM_REGIONS] =
  70 {
  71     [REGION_EUROPE]    = { 0, 0 }, /* 50uS, US/Europe band */
  72     [REGION_US_CANADA] = { 1, 0 }, /* 75uS, US/Europe band */
  73     [REGION_JAPAN]     = { 0, 1 }, /* 50uS, Japanese band  */
  74     [REGION_KOREA]     = { 0, 0 }, /* 50uS, US/Europe band */
  75     [REGION_ITALY]     = { 0, 0 }, /* 50uS, US/Europe band */
  76     [REGION_OTHER]     = { 0, 0 }, /* 50uS, US/Europe band */
  77 };
  78 #endif /* (CONFIG_TUNER & TEA5767) */
  79
  80 #if (CONFIG_TUNER & SI4700)
  81 const struct si4700_region_data si4700_region_data[TUNER_NUM_REGIONS] =
  82 {
  83     [REGION_EUROPE]    = { 1, 0, 1 }, /* 50uS, US/Europe band, 100kHz spacing */
  84     [REGION_US_CANADA] = { 0, 0, 0 }, /* 75uS, US/Europe band, 200kHz spacing */
  85     [REGION_JAPAN]     = { 1, 2, 1 }, /* 50uS, Japanese band,  100kHz spacing */
  86     [REGION_KOREA]     = { 1, 0, 0 }, /* 50uS, US/Europe band, 200kHz spacing */
  87     [REGION_ITALY]     = { 1, 0, 2 }, /* 50uS, US/Europe band,  50kHz spacing */
  88     [REGION_OTHER]     = { 1, 0, 2 }, /* 50uS, US/Europe band,  50kHz spacing */
  89 };
  90 #endif /* (CONFIG_TUNER & SI4700) */
  91
  92 #if (CONFIG_TUNER & RDA5802)
  93 const struct rda5802_region_data rda5802_region_data[TUNER_NUM_REGIONS] =
  94 {
  95     [REGION_EUROPE]    = { 1, 0 }, /* 50uS, US/Europe band */
  96     [REGION_US_CANADA] = { 0, 0 }, /* 75uS, US/Europe band */
  97     [REGION_JAPAN]     = { 1, 1 }, /* 50uS, Japanese band  */
  98     [REGION_KOREA]     = { 1, 0 }, /* 50uS, US/Europe band */
  99     [REGION_ITALY]     = { 1, 0 }, /* 50uS, US/Europe band */
 100     [REGION_OTHER]     = { 1, 0 }, /* 50uS, US/Europe band */
 101 };
 102 #endif /* (CONFIG_TUNER & RDA5802) */
 103
 104 #if (CONFIG_TUNER & IPOD_REMOTE_TUNER)
 105 const struct rmt_tuner_region_data
 106                         rmt_tuner_region_data[TUNER_NUM_REGIONS] =
 107 {
 108     [REGION_EUROPE]    = { 1, 0, 1 }, /* 50uS, US/Europe band, 100kHz spacing */
 109     [REGION_US_CANADA] = { 0, 0, 0 }, /* 75uS, US/Europe band, 200kHz spacing */
 110     [REGION_JAPAN]     = { 1, 2, 1 }, /* 50uS, Japanese band,  100kHz spacing */
 111     [REGION_KOREA]     = { 1, 0, 0 }, /* 50uS, US/Europe band, 200kHz spacing */
 112     [REGION_ITALY]     = { 1, 0, 2 }, /* 50uS, US/Europe band,  50kHz spacing */
 113     [REGION_OTHER]     = { 1, 0, 2 }, /* 50uS, US/Europe band,  50kHz spacing */
 114 };
 115 #endif /* (CONFIG_TUNER & IPOD_REMOTE_TUNER) */
 116
 117 #ifdef CONFIG_TUNER_MULTI
 118 int (*tuner_set)(int setting, int value);
 119 int (*tuner_get)(int setting);
 120
 121 #define TUNER_TYPE_CASE(type, set, get, ...)         \
 122     case type:                                       \
 123         tuner_set = set;                             \
 124         tuner_get = get;                             \
 125         __VA_ARGS__;                                 \
 126         break;
 127 #else
 128 #define TUNER_TYPE_CASE(type, set, get, ...)         \
 129         __VA_ARGS__;
 130 #endif /* CONFIG_TUNER_MULTI */
 131
 132 void tuner_init(void)
 133 {
 134 #ifdef CONFIG_TUNER_MULTI
 135     switch (tuner_detect_type())
 136 #endif
 137     {
 138     #if (CONFIG_TUNER & LV24020LP)
 139         TUNER_TYPE_CASE(LV24020LP,
 140                         lv24020lp_set,
 141                         lv24020lp_get,
 142                         lv24020lp_init())
 143     #endif
 144     #if (CONFIG_TUNER & TEA5760)
 145         TUNER_TYPE_CASE(TEA5760,
 146                         tea5760_set,
 147                         tea5760_get,
 148                         tea5760_init())
 149     #endif
 150     #if (CONFIG_TUNER & TEA5767)
 151         TUNER_TYPE_CASE(TEA5767,
 152                         tea5767_set,
 153                         tea5767_get)
 154     #endif
 155     #if (CONFIG_TUNER & S1A0903X01)
 156         TUNER_TYPE_CASE(S1A0903X01,
 157                         s1a0903x01_set,
 158                         s1a0903x01_get)
 159     #endif
 160     #if (CONFIG_TUNER & SI4700)
 161         TUNER_TYPE_CASE(SI4700,
 162                         si4700_set,
 163                         si4700_get,
 164                         si4700_init())
 165     #endif
 166     #if (CONFIG_TUNER & RDA5802)
 167         TUNER_TYPE_CASE(RDA5802,
 168                         rda5802_set,
 169                         rda5802_get,
 170                         rda5802_init())
 171     #endif
 172     }
 173 }
 174 #endif /* SIMULATOR */