firmware/export/as3514.h

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  * $Id$
   9  *
  10  * Copyright (C) 2007 by Daniel Ankers
  11  *
  12  * All files in this archive are subject to the GNU General Public License.
  13  * See the file COPYING in the source tree root for full license agreement.
  14  *
  15  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  16  * KIND, either express or implied.
  17  *
  18  ****************************************************************************/
  19
  20 #ifndef _AS3514_H
  21 #define _AS3514_H
  22
  23 #include <stdbool.h>
  24
  25 extern int tenthdb2master(int db);
  26
  27 extern void audiohw_reset(void);
  28 extern void audiohw_enable_output(bool enable);
  29 extern int audiohw_set_master_vol(int vol_l, int vol_r);
  30 extern int audiohw_set_lineout_vol(int vol_l, int vol_r);
  31 extern void audiohw_set_sample_rate(int sampling_control);
  32
  33 extern void audiohw_enable_recording(bool source_mic);
  34 extern void audiohw_disable_recording(void);
  35 extern void audiohw_set_recvol(int left, int right, int type);
  36 extern void audiohw_set_monitor(int enable);
  37
  38 /* Register Descriptions */
  39 #define LINE_OUT_R 0x00
  40 #define LINE_OUT_L 0x01
  41 #define HPH_OUT_R  0x02
  42 #define HPH_OUT_L  0x03
  43 #define LSP_OUT_R  0x04
  44 #define LSP_OUT_L  0x05
  45 #define MIC1_R     0x06
  46 #define MIC1_L     0x07
  47 #define MIC2_R     0x08
  48 #define MIC2_L     0x09
  49 #define LINE_IN1_R 0x0a
  50 #define LINE_IN1_L 0x0b
  51 #define LINE_IN2_R 0x0c
  52 #define LINE_IN2_L 0x0d
  53 #define DAC_R      0x0e
  54 #define DAC_L      0x0f
  55 #define ADC_R      0x10
  56 #define ADC_L      0x11
  57 #define AUDIOSET1  0x14
  58 #define AUDIOSET2  0x15
  59 #define AUDIOSET3  0x16
  60 #define PLLMODE    0x1d
  61
  62 #define IRQ_ENRD0  0x25
  63 #define IRQ_ENRD1  0x26
  64 #define IRQ_ENRD2  0x27
  65
  66 #define ADC_0      0x2e
  67 #define ADC_1      0x2f
  68
  69 /* Headphone volume goes from -73.5 ... +6dB */
  70 #define VOLUME_MIN -735
  71 #define VOLUME_MAX   60
  72
  73 #if defined(SANSA_E200) || defined(SANSA_C200)
  74 #define AS3514_I2C_ADDR 0x46
  75 #endif
  76
  77 #endif /* _AS3514_H */