wm8753.c

pxa270平台 windows mobile 5.2 wm9713 触摸屏+音频驱动

/*-----------------------------------------------------------------------------
 * Copyright (c) Wolfson Microelectronics plc.  All rights reserved.
 *
 * This software as well as any related documentation is furnished under 
 * license and may only be used or copied in accordance with the terms of the 
 * license. The information in this file is furnished for informational use 
 * only, is subject to change without notice, and should not be construed as 
 * a commitment by Wolfson Microelectronics plc. Wolfson Microelectronics plc
 * assumes no responsibility or liability for any errors or inaccuracies that
 * may appear in this document or any software that may be provided in
 * association with this document. 
 *
 * Except as permitted by such license, no part of this document may be 
 * reproduced, stored in a retrieval system, or transmitted in any form or by 
 * any means without the express written consent of Wolfson Microelectronics plc. 
 *
 * $Id: WM8753.c 3998 2006-10-03 13:00:37Z fb $
 *
 * This file specifies the per-device specific behaviour for the WM8753.
 *
 * Warning:
 *  This driver is specifically written for Wolfson Codecs. It is not a 
 *  general CODEC device driver.
 *
 * --------------------------------------------------------------------------*/

/*
 * Include files
 */
#include "WMCommon.h"
#include "WMGPIO.h"
#include "WM8753RegisterDefs.h"
#include "WM8753Power.h"
#include "WM8753Audio.h"
#include "WM8753AudioPaths.h"

#if WM8753_FAMILY

/*
 * Global definitions
 */
#if WM_USE_SHADOW_REGISTERS
/*
 * Shadow registers
 */
static const WM_SHADOW_REGISTERS s_WM8753Shadowed[] =
{
    { WM8753_DAC_CONTROL,               0x0008 },   /* 0x01 */
    { WM8753_ADC_CONTROL,               0x0000 },   /* 0x02 */
    { WM8753_VOICE_AUDIO_INTERFACE,     0x000A },   /* 0x03 */
    { WM8753_HIFI_AUDIO_INTERFACE,      0x000A },   /* 0x04 */
    { WM8753_INTERFACE_CONTROL,         0x0033 },   /* 0x05 */
    { WM8753_SAMPLE_RATE_CTRL_1,        0x0000 },   /* 0x06 */
    { WM8753_SAMPLE_RATE_CTRL_2,        0x0007 },   /* 0x07 */
    { WM8753_LEFT_DAC_VOLUME,           0x00FF },   /* 0x08 */
    { WM8753_RIGHT_DAC_VOLUME,          0x00FF },   /* 0x09 */
    { WM8753_BASS_CONTROL,              0x000F },   /* 0x0A */
    { WM8753_TREBLE_CONTROL,            0x000F },   /* 0x0B */
    { WM8753_ALC_1,                     0x007B },   /* 0x0C */
    { WM8753_ALC_2,                     0x0000 },   /* 0x0D */
    { WM8753_ALC_3,                     0x0032 },   /* 0x0E */
    { WM8753_NOISE_GATE,                0x0000 },   /* 0x0F */
    { WM8753_LEFT_ADC_VOLUME,           0x00C3 },   /* 0x10 */
    { WM8753_RIGHT_ADC_VOLUME,          0x00C3 },   /* 0x11 */
    { WM8753_ADD_CONTROL_1,             0x00C0 },   /* 0x12 */
    { WM8753_3D_CONTROL,                0x0000 },   /* 0x13 */
    { WM8753_PWR_MGMT_1,                0x0000 },   /* 0x14 */
    { WM8753_PWR_MGMT_2,                0x0000 },   /* 0x15 */
    { WM8753_PWR_MGMT_3,                0x0000 },   /* 0x16 */
    { WM8753_PWR_MGMT_4,                0x0000 },   /* 0x17 */
    { WM8753_ID_REGISTER,               0x0000 },   /* 0x18 */
    { WM8753_INTERUPT_POLARITY,         0x0000 },   /* 0x19 */
    { WM8753_INTERUPT_ENABLE,           0x0000 },   /* 0x1A */
    { WM8753_GPIO_CONTROL_1,            0x0000 },   /* 0x1B */
    { WM8753_GPIO_CONTROL_2,            0x0000 },   /* 0x1C */
    { WM8753_RECORD_MIX_1,              0x0055 },   /* 0x20 */
    { WM8753_RECORD_MIX_2,              0x0005 },   /* 0x21 */
    { WM8753_LEFT_OUT_MIX_1,            0x0050 },   /* 0x22 */
    { WM8753_LEFT_OUT_MIX_2,            0x0055 },   /* 0x23 */
    { WM8753_RIGHT_OUT_MIX_1,           0x0050 },   /* 0x24 */
    { WM8753_RIGHT_OUT_MIX_2,           0x0055 },   /* 0x25 */
    { WM8753_MONO_OUT_MIX_1,            0x0050 },   /* 0x26 */
    { WM8753_MONO_OUT_MIX_2,            0x0055 },   /* 0x27 */
    { WM8753_LOUT1_VOLUME,              0x0079 },   /* 0x28 */
    { WM8753_ROUT1_VOLUME,              0x0079 },   /* 0x29 */
    { WM8753_LOUT2_VOLUME,              0x0079 },   /* 0x2A */
    { WM8753_ROUT2_VOLUME,              0x0079 },   /* 0x2B */
    { WM8753_MONOOUT_VOLUME,            0x0079 },   /* 0x2C */
    { WM8753_OUTPUT_CONTROL,            0x0000 },   /* 0x2D */
    { WM8753_ADC_INPUT_MODE,            0x0000 },   /* 0x2E */
    { WM8753_INPUT_CONTROL_1,           0x0000 },   /* 0x2F */
    { WM8753_INPUT_CONTROL_2,           0x0000 },   /* 0x30 */
    { WM8753_LEFT_INPUT_VOLUME,         0x0097 },   /* 0x31 */
    { WM8753_RIGHT_INPUT_VOLUME,        0x0097 },   /* 0x32 */
    { WM8753_MIC_BIAS_COMP_CONTROL,     0x0000 },   /* 0x33 */
    { WM8753_CLOCK_CONTROL,             0x0004 },   /* 0x34 */
    { WM8753_PLL1_CONTROL_1,            0x0000 },   /* 0x35 */
    { WM8753_PLL1_CONTROL_2,            0x0083 },   /* 0x36 */
    { WM8753_PLL1_CONTROL_3,            0x0024 },   /* 0x37 */
    { WM8753_PLL1_CONTROL_4,            0x01BA },   /* 0x38 */
    { WM8753_PLL2_CONTROL_1,            0x0000 },   /* 0x39 */
    { WM8753_PLL2_CONTROL_2,            0x0083 },   /* 0x3A */
    { WM8753_PLL2_CONTROL_3,            0x0024 },   /* 0x3B */
    { WM8753_PLL2_CONTROL_4,            0x01BA },   /* 0x3C */
    { WM8753_BIAS_CONTROL,              0x0000 },   /* 0x3D */
    { WM8753_ADD_CONTROL_2,             0x0000 }    /* 0x3F */
};
#endif /* WM_USE_SHADOW_REGISTERS */

/*******************************************************************************
 * Action tables for the profiles.
 */

/*
 * HiFi Playback
 * 
 * Playback from I2S to all outputs.
 */
static const WM_ACTION s_HiFiPlaybackActions[] =
{
    /* Set MONO2 to inverse of MONO1 */
    WMACT_SET_FIELD( WM8753_OUTPUT_CONTROL,
                     WM8753_MONO2SEL_MONO1INV,
                     WM8753_MONO2SEL_MASK
                   ),

    /* Route HiFi DAC to all outputs */
    WMACT_SET_BITS( WM8753_LEFT_OUT_MIX_1, WM8753_DAC2OUT ),    /* Set LD2LO */
    WMACT_SET_BITS( WM8753_RIGHT_OUT_MIX_1, WM8753_DAC2OUT ),   /* Set RD2RO */
    WMACT_SET_BITS( WM8753_MONO_OUT_MIX_1, WM8753_DAC2OUT ),    /* Set LD2MO */
    WMACT_SET_BITS( WM8753_MONO_OUT_MIX_2, WM8753_DAC2OUT ),    /* Set RD2MO */

    /* Enable zero-cross on outputs */
    WMACT_SET_BITS( WM8753_LOUT1_VOLUME, WM8753_OUTVOL_ZEROCROSS ),
    WMACT_SET_BITS( WM8753_ROUT1_VOLUME, WM8753_OUTVOL_ZEROCROSS | WM8753_VOLUME_UPDATE ),
    WMACT_SET_BITS( WM8753_LOUT2_VOLUME, WM8753_OUTVOL_ZEROCROSS ),
    WMACT_SET_BITS( WM8753_ROUT2_VOLUME, WM8753_OUTVOL_ZEROCROSS | WM8753_VOLUME_UPDATE ),
    WMACT_SET_BITS( WM8753_MONOOUT_VOLUME, WM8753_OUTVOL_ZEROCROSS ),

    /* Power up and start streaming to HiFi DAC */
    WMACT_ENABLE_STREAM( WM_STREAM_HIFI_OUT ),
    WMACT_POWERUP( WM_POWER_AUDIO_HIFI_DAC | WM_POWER_OUTPUTS | WM_POWER_MIXERS ),
};

/*
 * Voice Playback
 * 
 * Playback from PCM to all outputs.
 */
static const WM_ACTION s_VoicePlaybackActions[] =
{
    /* Set MONO2 to inverse of MONO1 */
    WMACT_SET_FIELD( WM8753_OUTPUT_CONTROL,
                     WM8753_MONO2SEL_MONO1INV,
                     WM8753_MONO2SEL_MASK
                   ),
                   
    /* Route VxDAC to all outputs */
    WMACT_SET_BITS( WM8753_LEFT_OUT_MIX_2, WM8753_VXDAC2OUT ),  /* Set VXD2LO */
    WMACT_SET_BITS( WM8753_RIGHT_OUT_MIX_2, WM8753_VXDAC2OUT ), /* Set VXD2RO */
    WMACT_SET_BITS( WM8753_MONO_OUT_MIX_2, WM8753_VXD2MO ),     /* Set VXD2MO */
    
    /* Enable zero-cross on outputs */
    WMACT_SET_BITS( WM8753_LOUT1_VOLUME, WM8753_OUTVOL_ZEROCROSS ),
    WMACT_SET_BITS( WM8753_ROUT1_VOLUME, WM8753_OUTVOL_ZEROCROSS | WM8753_VOLUME_UPDATE ),
    WMACT_SET_BITS( WM8753_LOUT2_VOLUME, WM8753_OUTVOL_ZEROCROSS ),
    WMACT_SET_BITS( WM8753_ROUT2_VOLUME, WM8753_OUTVOL_ZEROCROSS | WM8753_VOLUME_UPDATE ),
    WMACT_SET_BITS( WM8753_MONOOUT_VOLUME, WM8753_OUTVOL_ZEROCROSS ),

    /* Power up and start streaming to Voice DAC */
    WMACT_ENABLE_STREAM( WM_STREAM_VOICE_OUT ),
    WMACT_POWERUP( WM_POWER_AUDIO_VOICE_DAC | WM_POWER_OUTPUTS | WM_POWER_MIXERS ),

};

/*
 * ALCRecord
 * 
 * Record from ALC.  This is a basic profile used by the other record profiles.
 */
static const WM_ACTION s_ALCRecordActions[] =
{
    /* Select LPGA (ALC) on left, and record from left only. */
    WMACT_SET_FIELD( WM8753_ADC_INPUT_MODE,
                     WM8753_LEFTADCSEL_PGA | WM8753_MONOMIX_STEREO,
                     WM8753_LEFTADCSEL_MASK | WM8753_MONOMIX_MASK
                   ),
    WMACT_SET_FIELD( WM8753_ADC_CONTROL,
                     WM8753_DATSEL_L_L,
                     WM8753_DATSEL_MASK
                   ),
    /* Unmute left PGA */
    WMACT_SET_FIELD( WM8753_LEFT_INPUT_VOLUME,
                     0 | WM8753_VOLUME_UPDATE,
                     WM8753_INVOL_MUTE | WM8753_VOLUME_UPDATE
                   ),

#ifdef WM_ENABLE_SIDETONE
    /* Send sidetone to LOUT/ROUT */
    WMACT_POWERUP( WM_POWER_OUTPUTS ),
    WMACT_SET_BITS( WM8753_LEFT_OUT_MIX_2, WM8753_ST2OUT ),
    WMACT_SET_BITS( WM8753_RIGHT_OUT_MIX_2, WM8753_ST2OUT ),
#endif  /* WM_ENABLE_SIDETONE */

    /* Configure ALC */
    WMACT_WRITE( WM8753_ALC_1, WM8753_ALC1_VOICE | WM8753_ALC_LEFT | WM8753_ALC_RIGHT ),
    WMACT_SET_FIELD( WM8753_ALC_2, WM8753_ALC2_VOICE, WM8753_ALC2_PROFILE_MASK ),
    WMACT_WRITE( WM8753_ALC_3, WM8753_ALC3_VOICE ),
    WMACT_WRITE( WM8753_NOISE_GATE, WM8753_NOISE_GATE_VOICE ),

    /* Start streaming from ADC via default input stream */
    WMACT_ENABLE_STREAM( WM_STREAM_DEFAULT_INPUT ),

    /* Finally power up the ADC and mixers */
    WMACT_POWERUP( WM_POWER_AUDIO_ADCS | WM_POWER_MIXERS ),
};

/*
 * DirectLineInRecord
 * 
 *  Direct Line from the input source.  This is a basic profile used by the Line In record profiles.
 */
static const WM_ACTION s_DirectLineInRecordActions[] =
{
#ifdef WM_ENABLE_SIDETONE
    /* LM Signal to Left Mixer 0dB */
    WMACT_WRITE( WM8753_LEFT_OUT_MIX_1, WM8753_MIX2OUT | WM8753_MIXVOL_0DB ),
    /* RM Signal to Right Mixer 0dB */
    WMACT_WRITE( WM8753_RIGHT_OUT_MIX_1, WM8753_MIX2OUT | WM8753_MIXVOL_0DB ),
    /* Power up the mixers and the outputs */
    WMACT_POWERUP( WM_POWER_OUTPUTS ),
#endif /* WM_ENABLE_SIDETONE */

    /* Power up the mixers and the outputs */
    WMACT_POWERUP( WM_POWER_MIXERS ),

    /* Start streaming from ADC via default input stream */
    WMACT_ENABLE_STREAM( WM_STREAM_DEFAULT_INPUT ),
};

/*
 * LineRecord
 * 
 * Record from LINES to I2S.
 */
static const WM_ACTION s_LineRecordActions[] =
{
    /* Set line mix to be LINE1 + LINE2, LM/RM/MM to Line */
    WMACT_SET_FIELD( WM8753_INPUT_CONTROL_1,
                     WM8753_LEFTMUXSEL_LINE1  |
                     WM8753_RIGHTMUXSEL_LINE2 |
                     WM8753_MONOMUXSEL_LINE   |
                     WM8753_LINEMIXSEL_MIX,
                     WM8753_LEFTMUXSEL_MASK   |
                     WM8753_RIGHTMUXSEL_MASK  |
                     WM8753_MONOMUXSEL_MASK   |
                     WM8753_LINEMIXSEL_MASK
                   ),

    /* Set ADC Input select to LINE1/2 Mono */
    WMACT_SET_FIELD( WM8753_ADC_INPUT_MODE,
                     WM8753_LEFTADCSEL_LINE1  |
                     WM8753_RIGHTADCSEL_LINE2 |
                     WM8753_MONOMIX_DIGITAL,
                     WM8753_LEFTADCSEL_MASK   |
                     WM8753_RIGHTADCSEL_MASK  |
                     WM8753_MONOMIX_MASK
                   ),

    /* Set Left ADC Volume to 0dB */
    WMACT_WRITE( WM8753_LEFT_ADC_VOLUME, WM8753_ADCVOL_0DB ),
    /* Set Right ADC Volume to 0dB */
    WMACT_WRITE( WM8753_RIGHT_ADC_VOLUME, WM8753_ADCVOL_0DB | WM8753_VOLUME_UPDATE ),

    /* left data = left ADC; right data = right ADC */
    WMACT_SET_FIELD( WM8753_ADC_CONTROL,
                     WM8753_DATSEL_L_L,
                     WM8753_DATSEL_MASK
                   ),
#if WM_ENABLE_ALC
    /* Send LINES to the ALC and MIC mux (sidetone) */
    WMACT_SET_FIELD( WM8753_INPUT_CONTROL_2,
                     WM8753_LINEALC | WM8753_MICMUX_LEFT_PGA,
                     WM8753_LINEALC | WM8753_MICMUX_MASK
                  ),

    /* Now load the common ALC record profile */
    WMACT_LOAD_PROFILE( "ALC Record" ),
#else
    /* Now load the common direct line in record profile */
    WMACT_LOAD_PROFILE( "Direct LineIn" ),
#endif
};

/*
 * MicRecord
 * 
 * Record from Mic1/Mic2 to I2S.
 * Note: MIC1 + MIC2 goes through ALC to left.
 */
static const WM_ACTION s_MicRecordActions[] =
{
    /* Now load the common ALC record profile */
    WMACT_LOAD_PROFILE( "ALC Record" ),
    
    /* Send MIC1 to the ALC and MIC mux (sidetone) */
    WMACT_SET_FIELD( WM8753_INPUT_CONTROL_2,
                     WM8753_MIC1ALC | WM8753_MIC2ALC | WM8753_MICMUX_LEFT_PGA,
                     WM8753_MIC1ALC | WM8753_MIC2ALC | WM8753_MICMUX_MASK
                  ),
                  
    /* Power up MIC amp and set full MIC boost */
    WMACT_SET_BITS( WM8753_PWR_MGMT_2,
                    WM8753_PWR2_MICAMP1EN | WM8753_PWR2_MICAMP2EN
                   ),
    WMACT_SET_FIELD( WM8753_INPUT_CONTROL_1,
                     WM8753_MIC1BOOST_30DB | WM8753_MIC2BOOST_30DB,
                     WM8753_MIC1BOOST_MASK | WM8753_MIC2BOOST_MASK
                   ),
};

/*
 * Mic1Record
 * 
 * Record from Mic1 to I2S.
 * Note: MIC1 goes through ALC to both channels.
 */
static const WM_ACTION s_Mic1RecordActions[] =
{
    /* Send MIC1 to the ALC and MIC mux (sidetone) */
    WMACT_SET_FIELD( WM8753_INPUT_CONTROL_2,
                     WM8753_MIC1ALC | WM8753_MICMUX_LEFT_PGA,
                     WM8753_MIC1ALC | WM8753_MICMUX_MASK
                  ),
                  
    /* Now load the common ALC record profile */
    WMACT_LOAD_PROFILE( "ALC Record" ),
    
    /* Power up MIC amp and set full MIC boost */
    WMACT_SET_BITS( WM8753_PWR_MGMT_2,
                    WM8753_PWR2_MICAMP1EN
                   ),
    WMACT_SET_FIELD( WM8753_INPUT_CONTROL_1,
                     WM8753_MIC1BOOST_30DB,
                     WM8753_MIC1BOOST_MASK
                   ),
};