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/****************************************************************************
* drivers/audio/vs1053.h
*
* Copyright (C) 2013 Ken Pettit. All rights reserved.
* Author: Ken Pettit <pettitkd@gmail.com>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name NuttX nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
****************************************************************************/
#ifndef __DRIVERS_AUDIO_VS1053_H
#define __DRIVERS_AUDIO_VS1053_H
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <nuttx/compiler.h>
#include <nuttx/fs/ioctl.h>
#ifdef CONFIG_AUDIO
/****************************************************************************
* Pre-Processor Definitions
****************************************************************************/
/* SCI Instruction Opcodes **************************************************/
#define VS1053_OPCODE_READ 3
#define VS1053_OPCODE_WRITE 2
/* SCI Registers on the SPI bus *********************************************/
#define VS1053_SCI_MODE 0x00
#define VS1053_SCI_STATUS 0x01
#define VS1053_SCI_BASS 0x02
#define VS1053_SCI_CLOCKF 0x03
#define VS1053_SCI_DECODE_TIME 0x04
#define VS1053_SCI_AUDATA 0x05
#define VS1053_SCI_WRAM 0x06
#define VS1053_SCI_WRAMADDR 0x07
#define VS1053_SCI_HDAT0 0x08
#define VS1053_SCI_HDAT1 0x09
#define VS1053_SCI_AIADDR 0x0A
#define VS1053_SCI_VOL 0x0B
#define VS1053_SCI_AICTRL0 0x0C
#define VS1053_SCI_AICTRL1 0x0E
#define VS1053_SCI_AICTRL2 0x0E
#define VS1053_SCI_AICTRL3 0x0F
/* MODE register bit definitions ********************************************/
#define VS1053_SM_DIFF 0x0001
#define VS1053_SM_LAYER12 0x0002
#define VS1053_SM_RESET 0x0004
#define VS1053_SM_CANCEL 0x0008
#define VS1053_SM_EARSPEAKER_LO 0x0010
#define VS1053_SM_TESTS 0x0020
#define VS1053_SM_STREAM 0x0040
#define VS1053_SM_EARSPEAKER_HI 0x0080
#define VS1053_SM_DACT 0x0100
#define VS1053_SM_SDIORD 0x0200
#define VS1053_SM_SDISHARE 0x0400
#define VS1053_SM_SDINEW 0x0800
#define VS1053_SM_ADPCM 0x1000
#define VS1053_SM_LINE1 0x4000
#define VS1053_SM_CLK_RANGE 0x8000
/* STATUS register bit definitions ****************************************/
#define VS1053_SS_DO_NOT_JUMP 0x8000
#define VS1053_SS_SWING 0x7000
#define VS1053_SS_VCM_OVERLOAD 0x0800
#define VS1053_SS_VCM_DISABLE 0x0400
#define VS1053_SS_VER 0x00F0
#define VS1053_SS_APDOWN2 0x0008
#define VS1053_SS_APDOWN1 0x0004
#define VS1053_SS_AD_CLOCK 0x0002
#define VS1053_SS_REFERENCE_SEL 0x0001
#define VS1053_VER_SHIFT 4
#define VS1053_VER_VS1001 0
#define VS1053_VER_VS1011 1
#define VS1053_VER_VS1002 2
#define VS1053_VER_VS1003 3
#define VS1053_VER_VS1053 4
#define VS1053_VER_VS1033 5
#define VS1053_VER_VS1063 6
#define VS1053_VER_VS1103 7
/* BASS register bit definitions ******************************************/
#define VS1053_ST_AMPLITUDE 0xF000
#define VS1053_ST_FREQLIMIT 0x0F00
#define VS1053_SB_AMPLITUDE 0x00F0
#define VS1053_SB_FREQLIMIT 0x000F
/* CLOCKF register bit definitions ****************************************/
#define VS1053_SC_MULT 0xE000
#define VS1053_SC_MULT_SHIFT 13
#define VS1053_SC_ADD 0x1800
#define VS1053_SC_ADD_SHIFT 11
#define VS1053_SC_FREQ 0x07FF
#define VS1053_SC_MULT_XTALIx10 0
#define VS1053_SC_MULT_XTALIx20 1
#define VS1053_SC_MULT_XTALIx25 2
#define VS1053_SC_MULT_XTALIx30 3
#define VS1053_SC_MULT_XTALIx35 4
#define VS1053_SC_MULT_XTALIx40 5
#define VS1053_SC_MULT_XTALIx45 6
#define VS1053_SC_MULT_XTALIx50 7
#define VS1053_SC_ADD_NONE 0
#define VS1053_SC_ADD_XTALIx10 1
#define VS1053_SC_ADD_XTALIx15 2
#define VS1053_SC_ADD_XTALIx20 3
/* WRAM Addresses **********************************************************/
#define VS1053_XRAM_BASE 0x1800 /* X data RAM */
#define VS1053_XRAM_SIZE 256
#define VS1053_YRAM_BASE 0x5800 /* Y data RAM */
#define VS1053_YRAM_SIZE 256
#define VS1053_IRAM_BASE 0x8040 /* Instruction RAM */
#define VS1053_IRAM_SIZE 0x460
#define VS1053_IO_BASE 0xC000
#define VS1053_IO_SIZE 0x4000
/* HDAT1 register values *************************************************/
#define VS1053_HDAT1_WAV 0x7665 /* "ve" (as in Wave) */
#define VS1053_HDAT1_ADTS 0x4154 /* "AT" */
#define VS1053_HDAT1_ADIF 0x4144 /* "AD" */
#define VS1053_HDAT1_AAC 0x4D34 /* "M4" */
#define VS1053_HDAT1_WMA 0x574D /* "WM" */
#define VS1053_HDAT1_MIDI 0x4D54 /* "MT" */
#define VS1053_HDAT1_OGG 0x4F67 /* "Og" */
/* MP3 special definitions for HDAT1 / 0 */
#define VS1053_HDAT1_MP3_SYNC 0xFFE0 /* Stream valid */
#define VS1053_HDAT1_MP3_ID 0x0018 /* MPG id */
#define VS1053_HDAT1_MP3_LAYER 0x0006
#define VS1053_HDAT1_MP3_PROTECT 0x0001 /* CRC Protect bit */
#define VS1053_HDAT0_MP3_BITRATE 0xF000
#define VS1053_HDAT0_MP3_SAMPRATE 0x0C00
#define VS1053_HDAT0_MP3_PAD 0x0200
#define VS1053_HDAT0_MP3_PRIVATE 0x0100
#define VS1053_HDAT0_MP3_MODE 0x00C0
#define VS1053_HDAT0_MP3_EXTENSION 0x0030
#define VS1053_HDAT0_MP3_COPYRIGHT 0x0008
#define VS1053_HDAT0_MP3_ORIGINAL 0x0004
#define VS1053_HDAT0_MP3_EMPHASIS 0x0003
#define VS1053_MP3_ID_SHIFT 7
#define VS1053_MP3_ID_MPEG1 3
#define VS1053_MP3_ID_MPEG2 2
#define VS1053_MP3_ID_MPEG25a 1
#define VS1053_MP3_ID_MPEG25b 0
#define VS1053_MP3_LAYER_SHIFT 1
#define VS1053_MP3_LAYER_I 3
#define VS1053_MP3_LAYER_II 2
#define VS1053_MP3_LAYER_III 1
#define VS1053_MP3_CRC_NONE 1
#define VS1053_MP3_CRC_PROTECT 0
#define VS1053_MP3_PAD_SHIFT 9
#define VS1053_MP3_PAD_ADDITIONAL 1
#define VS1053_MP3_PAD_NORMAL 0
#define VS1053_MP3_MODE_SHIFT 6
#define VS1053_MP3_MODE_MONO 3
#define VS1053_MP3_MODE_DUAL_CH 2
#define VS1053_MP3_MODE_JSTEREO 1
#define VS1053_MP3_MODE_STEREO 0
#define VS1053_END_FILL_BYTE 0x1e06
/****************************************************************************
* Public Types
****************************************************************************/
/****************************************************************************
* Public Data
****************************************************************************/
/****************************************************************************
* Public Function Prototypes
****************************************************************************/
#endif /* CONFIG_AUDIO */
#endif /* __DRIVERS_AUDIO_VS1053_H */
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