firmware/export/wm8975.h

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  * $Id$
   9  *
  10  * Copyright (C) 2005 by Dave Chapman
  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 _WM8975_H
  23 #define _WM8975_H
  24
  25 /* volume/balance/treble/bass interdependency */
  26 #define VOLUME_MIN -730
  27 #define VOLUME_MAX  60
  28
  29 #define AUDIOHW_CAPS (BASS_CAP | TREBLE_CAP)
  30
  31 extern int tenthdb2master(int db);
  32
  33 extern void audiohw_set_master_vol(int vol_l, int vol_r);
  34 extern void audiohw_set_lineout_vol(int vol_l, int vol_r);
  35 extern void audiohw_set_nsorder(int order);
  36 extern void audiohw_set_sample_rate(int sampling_control);
  37
  38 /* Register addresses */
  39 #define LOUT1VOL 0x02
  40 #define ROUT1VOL 0x03
  41 #define DACCTRL  0x05
  42 #define AINTFCE  0x07
  43 #define BASSCTRL 0x0c
  44 #define TREBCTRL 0x0d
  45 #define RESET    0x0f
  46 #define PWRMGMT1 0x19
  47 #define PWRMGMT2 0x1a
  48 #define LOUTMIX1 0x22
  49 #define LOUTMIX2 0x23
  50 #define ROUTMIX1 0x24
  51 #define ROUTMIX2 0x25
  52 #define MOUTMIX1 0x26
  53 #define MOUTMIX2 0x27
  54 #define LOUT2VOL 0x28
  55 #define ROUT2VOL 0x29
  56
  57 /* Register settings for the supported samplerates: */
  58 #define WM8975_8000HZ      0x4d
  59 #define WM8975_12000HZ     0x61
  60 #define WM8975_16000HZ     0x55
  61 #define WM8975_22050HZ     0x77
  62 #define WM8975_24000HZ     0x79
  63 #define WM8975_32000HZ     0x59
  64 #define WM8975_44100HZ     0x63
  65 #define WM8975_48000HZ     0x41
  66 #define WM8975_88200HZ     0x7f
  67 #define WM8975_96000HZ     0x5d
  68
  69 #endif /* _WM8975_H */