firmware/export/uda1341.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
  22 #ifndef _UDA1341_H
  23 #define _UDA1341_H
  24
  25 /* volume/balance/treble/bass interdependency */
  26 #define VOLUME_MIN -840
  27 #define VOLUME_MAX  0
  28
  29 #define AUDIOHW_CAPS (BASS_CAP | TREBLE_CAP)
  30
  31 extern int tenthdb2master(int db);
  32 extern int tenthdb2mixer(int db);
  33
  34 extern void audiohw_set_master_vol(int vol_l, int vol_r);
  35 extern void audiohw_set_mixer_vol(int channel1, int channel2);
  36
  37 /* These are logical register numbers for driver */
  38 enum uda_register {
  39     UDA_REG_ID_STATUS_0,
  40     UDA_REG_ID_STATUS_1,
  41     UDA_REG_ID_CTRL0,
  42     UDA_REG_ID_CTRL1,
  43     UDA_REG_ID_CTRL2,
  44     UDA_REG_ID_EXT_0,
  45     UDA_REG_ID_EXT_1,
  46     UDA_REG_ID_EXT_2,
  47     UDA_REG_ID_EXT_4,
  48     UDA_REG_ID_EXT_5,
  49     UDA_REG_ID_EXT_6,
  50     NUM_REG_ID
  51 };
  52
  53
  54 /* Address byte */
  55 #define UDA1341_ADDR            0x14
  56 #define UDA_REG_DATA0           0x00
  57 #define UDA_REG_DATA1           0x01
  58 #define UDA_REG_STATUS          0x02
  59
  60 /* STATUS */
  61 #define UDA_STATUS_0            (0 << 7)
  62 #define UDA_STATUS_1            (1 << 7)
  63
  64 #define UDA_RESET               (1 << 6)
  65 #define UDA_SYSCLK_512FS        (0 << 4)
  66 #define UDA_SYSCLK_384FS        (1 << 4)
  67 #define UDA_SYSCLK_256FS        (2 << 4)
  68 #define I2S_IFMT_IIS            (0 << 1)
  69 #define I2S_IFMT_LSB16          (1 << 1)
  70 #define I2S_IFMT_LSB18          (2 << 1)
  71 #define I2S_IFMT_LSB20          (3 << 1)
  72 #define I2S_IFMT_MSB            (4 << 1)
  73 #define I2S_IFMT_LSB16_OFMT_MSB (5 << 1)
  74 #define I2S_IFMT_LSB18_OFMT_MSB (6 << 1)
  75 #define I2S_IFMT_LSB20_OFMT_MSB (7 << 1)
  76 #define UDA_DC_FILTER           (1 << 0)
  77
  78 #define UDA_OUTPUT_GAIN         (1 << 6)
  79 #define UDA_INPUT_GAIN          (1 << 5)
  80 #define UDA_ADC_INVERT          (1 << 4)
  81 #define UDA_DAC_INVERT          (1 << 3)
  82 #define UDA_DOUBLE_SPEED        (1 << 2)
  83 #define UDA_POWER_ADC_ON        (1 << 1)
  84 #define UDA_POWER_DAC_ON        (1 << 0)
  85
  86 /* DATA0 */
  87 #define UDA_DATA_CTRL0          (0 << 6)    /* volume */
  88 #define UDA_DATA_CTRL1          (1 << 6)    /* bass, treble */
  89 #define UDA_DATA_CTRL2          (2 << 6)    /* peak det pos, de-emp, mute */
  90 #define UDA_DATA_EXT_ADDR       (6 << 5)
  91 #define UDA_DATA_EXT_DATA       (7 << 5)
  92
  93 #define UDA_VOLUME(x)           ((x) << 0)  /* 1=0dB, 61=-60dB */
  94
  95 #define UDA_BASS_BOOST(x)       ((x) << 2)  /* see datasheet */
  96 #define UDA_BASS_BOOST_MASK     0x0F
  97 #define UDA_TREBLE(x)           ((x) << 0)  /* see datasheet */
  98 #define UDA_TREBLE_MASK         0x03
  99
 100 #define UDA_PEAK_DETECT_POS_BEFORE  (0 << 5)
 101 #define UDA_PEAK_DETECT_POS_AFTER   (1 << 5)
 102 #define UDA_DE_EMPHASIS_NONE    (0 << 3)
 103 #define UDA_DE_EMPHASIS_32      (1 << 3)
 104 #define UDA_DE_EMPHASIS_44_1    (2 << 3)
 105 #define UDA_DE_EMPHASIS_48      (3 << 3)
 106 #define UDA_MUTE_ON                 (1 << 2)
 107 #define UDA_MUTE_OFF                (0 << 2)
 108 #define UDA_MODE_SWITCH_FLAT    (0 << 0)
 109 #define UDA_MODE_SWITCH_MIN     (1 << 0)
 110 #define UDA_MODE_SWITCH_MAX     (3 << 0)
 111
 112 #define UDA_EXT_0               (0 << 5)    /* Mixer Gain Chan 1 */
 113 #define UDA_EXT_1               (1 << 5)    /* Mixer Gain Chan 2 */
 114 #define UDA_EXT_2               (2 << 5)    /* Mic sens and mixer mode */
 115 #define UDA_EXT_4               (4 << 5)    /* AGC, Input amp gain */
 116 #define UDA_EXT_5               (5 << 5)    /* Input amp gain */
 117 #define UDA_EXT_6               (6 << 5)    /* AGC settings */
 118
 119 /* TODO: DATA0 extended registers */
 120
 121 /* DATA1: see datasheet */
 122
 123 #endif /* _UDA_1341_H */