f2f34881ec
Remove audiohw_mute from header as well, and make this function static to each driver (commented out when it was unused) git-svn-id: svn://svn.rockbox.org/rockbox/trunk@25733 a1c6a512-1295-4272-9138-f99709370657
402 lines
11 KiB
C
402 lines
11 KiB
C
/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id$
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*
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* Copyright (C) 2008 by Maurus Cuelenaere
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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#include "config.h"
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#include "audio.h"
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#include "audiohw.h"
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#include "jz4740.h"
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#include "system.h"
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/* TODO */
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const struct sound_settings_info audiohw_settings[] = {
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#ifdef HAVE_SW_VOLUME_CONTROL
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[SOUND_VOLUME] = {"dB", 0, 1, SW_VOLUME_MIN, 6, 0},
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#else
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[SOUND_VOLUME] = {"dB", 0, 1, 0, 6, 0},
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#endif
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/* HAVE_SW_TONE_CONTROLS */
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[SOUND_BASS] = {"dB", 0, 1, -24, 24, 0},
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[SOUND_TREBLE] = {"dB", 0, 1, -24, 24, 0},
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[SOUND_BALANCE] = {"%", 0, 1,-100, 100, 0},
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[SOUND_CHANNELS] = {"", 0, 1, 0, 5, 0},
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[SOUND_STEREO_WIDTH] = {"%", 0, 5, 0, 250, 100},
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#ifdef HAVE_RECORDING
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[SOUND_LEFT_GAIN] = {"dB", 1, 1, 0, 31, 23},
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[SOUND_RIGHT_GAIN] = {"dB", 1, 1, 0, 31, 23},
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[SOUND_MIC_GAIN] = {"dB", 1, 1, 0, 1, 1},
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#endif
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};
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#if 0
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static unsigned short codec_volume;
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static unsigned short codec_base_gain;
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static unsigned short codec_mic_gain;
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static int HP_register_value;
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#endif
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static bool HP_on_off_flag;
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static void i2s_codec_reset(void)
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{
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REG_ICDC_CDCCR1 = (ICDC_CDCCR1_SW2ON | ICDC_CDCCR1_PDVR | ICDC_CDCCR1_PDVRA | ICDC_CDCCR1_VRCGL |
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ICDC_CDCCR1_VRCGH | ICDC_CDCCR1_HPOV0 | ICDC_CDCCR1_PDHPM | ICDC_CDCCR1_PDHP |
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ICDC_CDCCR1_SUSPD | ICDC_CDCCR1_RST);
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udelay(10);
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REG_ICDC_CDCCR1 = (ICDC_CDCCR1_SW2ON | ICDC_CDCCR1_PDVR | ICDC_CDCCR1_PDVRA | ICDC_CDCCR1_VRCGL |
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ICDC_CDCCR1_VRCGH | ICDC_CDCCR1_HPOV0 | ICDC_CDCCR1_PDHPM | ICDC_CDCCR1_PDHP );
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}
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static void i2s_codec_init(void)
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{
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__cpm_start_aic1();
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__cpm_start_aic2();
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__aic_enable();
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__i2s_internal_codec();
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__i2s_as_slave();
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__i2s_select_i2s();
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__aic_select_i2s();
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__aic_disable_byteswap();
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__aic_disable_unsignadj();
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__aic_disable_mono2stereo();
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i2s_codec_reset();
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REG_ICDC_CDCCR1 &= ~(ICDC_CDCCR1_SUSPD | ICDC_CDCCR1_RST);
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REG_ICDC_CDCCR2 = ( ICDC_CDCCR2_AINVOL(23) | ICDC_CDCCR2_SMPR(ICDC_CDCCR2_SMPR_44)
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| ICDC_CDCCR2_HPVOL(ICDC_CDCCR2_HPVOL_0));
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mdelay(15);
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REG_ICDC_CDCCR1 &= ~(ICDC_CDCCR1_PDVR | ICDC_CDCCR1_VRCGL | ICDC_CDCCR1_VRCGH);
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REG_ICDC_CDCCR1 |= (ICDC_CDCCR1_EDAC | ICDC_CDCCR1_HPCG);
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mdelay(600);
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REG_ICDC_CDCCR1 &= ~(ICDC_CDCCR1_PDVRA | ICDC_CDCCR1_HPCG | ICDC_CDCCR1_PDHPM | ICDC_CDCCR1_PDHP);
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mdelay(2);
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/* CDCCR1.ELININ=0, CDCCR1.EMIC=0, CDCCR1.EADC=0, CDCCR1.SW1ON=0, CDCCR1.EDAC=1, CDCCR1.SW2ON=1, CDCCR1.HPMUTE=0 */
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REG_ICDC_CDCCR1 = (REG_ICDC_CDCCR1 & ~(ICDC_CDCCR1_ELININ | ICDC_CDCCR1_EMIC | ICDC_CDCCR1_EADC |
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ICDC_CDCCR1_SW1ON | ICDC_CDCCR1_HPMUTE)) | (ICDC_CDCCR1_EDAC
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| ICDC_CDCCR1_SW2ON);
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HP_on_off_flag = 1; /* HP is on */
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}
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#if 0
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static void i2s_codec_set_mic(unsigned short v) /* 0 <= v <= 100 */
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{
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v &= 0xff;
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if(v > 100)
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v = 100;
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codec_mic_gain = 31 * v/100;
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REG_ICDC_CDCCR2 = ((REG_ICDC_CDCCR2 & ~(0x1f << 16)) | (codec_mic_gain << 16));
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}
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static void i2s_codec_set_base(unsigned short v) /* 0 <= v <= 100 */
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{
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v &= 0xff;
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if(v > 100)
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v = 100;
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if(v < 25)
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codec_base_gain = 0;
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if(v >= 25 && v < 50)
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codec_base_gain = 1;
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if(v >= 50 && v < 75)
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codec_base_gain = 2;
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if(v >= 75 && v <= 100)
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codec_base_gain = 3;
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REG_ICDC_CDCCR2 = ((REG_ICDC_CDCCR2 & ~(0x3 << 4)) | (codec_base_gain << 4));
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}
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static void i2s_codec_set_volume(unsigned short v) /* 0 <= v <= 100 */
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{
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v &= 0xff;
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if(v > 100)
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v = 100;
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if(v < 25)
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codec_volume = 0;
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if(v >= 25 && v < 50)
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codec_volume = 1;
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if(v >= 50 && v < 75)
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codec_volume = 2;
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if(v >= 75 && v <= 100)
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codec_volume = 3;
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REG_ICDC_CDCCR2 = ((REG_ICDC_CDCCR2 & ~(0x3)) | codec_volume);
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}
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static unsigned short i2s_codec_get_bass(void)
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{
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unsigned short val;
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int ret;
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if(codec_base_gain == 0)
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val = 0;
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if(codec_base_gain == 1)
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val = 25;
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if(codec_base_gain == 2)
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val = 50;
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if(codec_base_gain == 3)
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val = 75;
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ret = val << 8;
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val |= ret;
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return val;
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}
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static unsigned short i2s_codec_get_mic(void)
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{
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unsigned short val;
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int ret;
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val = 100 * codec_mic_gain / 31;
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ret = val << 8;
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val |= ret;
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return val;
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}
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static unsigned short i2s_codec_get_volume(void)
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{
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unsigned short val;
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int ret;
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if(codec_volume == 0)
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val = 0;
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if(codec_volume == 1)
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val = 25;
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if(codec_volume == 2)
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val = 50;
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if(codec_volume == 3)
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val = 75;
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ret = val << 8;
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val |= ret;
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return val;
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}
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static unsigned long HP_register_value;
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static void HP_turn_on(void)
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{
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//see 1.3.4.1
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REG_ICDC_CDCCR1 &= ~(ICDC_CDCCR1_SUSPD | ICDC_CDCCR1_RST); //set suspend 0
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mdelay(15);
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REG_ICDC_CDCCR1 &= ~(ICDC_CDCCR1_PDVR | ICDC_CDCCR1_VRCGL | ICDC_CDCCR1_VRCGH);
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REG_ICDC_CDCCR1 |= (ICDC_CDCCR1_EDAC | ICDC_CDCCR1_HPCG);
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mdelay(600);
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REG_ICDC_CDCCR1 &= ~(ICDC_CDCCR1_PDVRA | ICDC_CDCCR1_HPCG | ICDC_CDCCR1_PDHPM | ICDC_CDCCR1_PDHP);
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mdelay(2);
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HP_register_value = REG_ICDC_CDCCR1;
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//see 1.3.4.2
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/*REG_ICDC_CDCCR1 &= 0xfffffffc;
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mdelay(7);
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REG_ICDC_CDCCR1 |= 0x00040400;
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mdelay(15);
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REG_ICDC_CDCCR1 &= 0xfffbfbff;
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udelay(500);
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REG_ICDC_CDCCR1 &= 0xffe5fcff;
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REG_ICDC_CDCCR1 |= 0x01000000;
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mdelay(400);
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REG_ICDC_CDCCR1 &= 0xfffeffff;
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mdelay(7);
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HP_register_value = REG_ICDC_CDCCR1;*/
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//see 1.3.4.3
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}
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static void HP_turn_off(void)
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{
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//see 1.3.4.1
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mdelay(2);
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REG_ICDC_CDCCR1 = HP_register_value;
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REG_ICDC_CDCCR1 |= 0x001b0300;
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REG_ICDC_CDCCR1 &= 0xfeffffff;
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mdelay(15);
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REG_ICDC_CDCCR1 |= 0x00000002;//set suspend 1
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//see 1.3.4.2
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/*mdelay(4);
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REG_ICDC_CDCCR1 = HP_register_value;
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REG_ICDC_CDCCR1 |= 0x001b0300;
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REG_ICDC_CDCCR1 &= 0xfeffffff;
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mdelay(4);
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REG_ICDC_CDCCR1 |= 0x00000400;
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mdelay(15);
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REG_ICDC_CDCCR1 &= 0xfffffdff;
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mdelay(7);
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REG_ICDC_CDCCR1 |= 0x00000002;*/
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//see 1.3.4.3
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}
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#endif
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static void audiohw_mute(bool mute)
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{
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if(mute)
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REG_ICDC_CDCCR1 |= ICDC_CDCCR1_HPMUTE;
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else
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REG_ICDC_CDCCR1 &= ~ICDC_CDCCR1_HPMUTE;
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}
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void audiohw_preinit(void)
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{
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}
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void audiohw_postinit(void)
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{
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audiohw_mute(false);
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//HP_turn_on();
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}
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void audiohw_init(void)
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{
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i2s_codec_init();
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}
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void audiohw_set_volume(int v)
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{
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if(v >= 0)
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{
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/* 0 <= v <= 60 */
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unsigned int codec_volume = ICDC_CDCCR2_HPVOL(v / 20);
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if((REG_ICDC_CDCCR2 & ICDC_CDCCR2_HPVOL(0x3)) != codec_volume)
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REG_ICDC_CDCCR2 = (REG_ICDC_CDCCR2 & ~ICDC_CDCCR2_HPVOL(0x3)) | codec_volume;
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}
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}
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void audiohw_set_frequency(int freq)
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{
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unsigned int speed;
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switch(freq)
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{
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case 8000:
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speed = ICDC_CDCCR2_SMPR(ICDC_CDCCR2_SMPR_8);
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break;
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case 11025:
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speed = ICDC_CDCCR2_SMPR(ICDC_CDCCR2_SMPR_11);
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break;
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case 12000:
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speed = ICDC_CDCCR2_SMPR(ICDC_CDCCR2_SMPR_12);
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break;
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case 16000:
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speed = ICDC_CDCCR2_SMPR(ICDC_CDCCR2_SMPR_16);
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break;
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case 22050:
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speed = ICDC_CDCCR2_SMPR(ICDC_CDCCR2_SMPR_22);
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break;
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case 24000:
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speed = ICDC_CDCCR2_SMPR(ICDC_CDCCR2_SMPR_24);
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break;
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case 32000:
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speed = ICDC_CDCCR2_SMPR(ICDC_CDCCR2_SMPR_32);
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break;
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case 44100:
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speed = ICDC_CDCCR2_SMPR(ICDC_CDCCR2_SMPR_44);
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break;
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case 48000:
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speed = ICDC_CDCCR2_SMPR(ICDC_CDCCR2_SMPR_48);
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break;
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default:
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return;
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}
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if((REG_ICDC_CDCCR2 & ICDC_CDCCR2_SMPR(0xF)) != speed)
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REG_ICDC_CDCCR2 = (REG_ICDC_CDCCR2 & ~ICDC_CDCCR2_SMPR(0xF)) | speed;
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}
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int audio_channels = 2;
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int audio_output_source = AUDIO_SRC_PLAYBACK;
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void audio_set_output_source(int source)
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{
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if((unsigned)source >= AUDIO_NUM_SOURCES)
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source = AUDIO_SRC_PLAYBACK;
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audio_output_source = source;
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} /* audio_set_output_source */
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void audio_input_mux(int source, unsigned flags)
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{
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static int last_source = AUDIO_SRC_PLAYBACK;
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static bool last_recording = false;
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bool recording = flags & SRCF_RECORDING;
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switch (source)
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{
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default: /* playback - no recording */
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source = AUDIO_SRC_PLAYBACK;
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case AUDIO_SRC_PLAYBACK:
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audio_channels = 2;
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if(source != last_source)
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REG_ICDC_CDCCR1 = (REG_ICDC_CDCCR1 & ~(ICDC_CDCCR1_ELININ | ICDC_CDCCR1_EMIC | ICDC_CDCCR1_EADC | ICDC_CDCCR1_SW1ON | ICDC_CDCCR1_HPMUTE))
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| (ICDC_CDCCR1_EDAC | ICDC_CDCCR1_SW2ON);
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break;
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#if INPUT_SRC_CAPS & SRC_CAP_MIC
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case AUDIO_SRC_MIC: /* recording only */
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audio_channels = 1;
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if(source != last_source)
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REG_ICDC_CDCCR1 = (REG_ICDC_CDCCR1 & ~(ICDC_CDCCR1_ELININ | ICDC_CDCCR1_EDAC | ICDC_CDCCR1_SW2ON | ICDC_CDCCR1_HPMUTE))
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| (ICDC_CDCCR1_EADC | ICDC_CDCCR1_SW1ON | ICDC_CDCCR1_EMIC);
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break;
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#endif
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#if INPUT_SRC_CAPS & SRC_CAP_FMRADIO
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case AUDIO_SRC_FMRADIO: /* recording and playback */
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audio_channels = 2;
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if(source == last_source && recording == last_recording)
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break;
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last_recording = recording;
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if(recording)
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REG_ICDC_CDCCR1 = (REG_ICDC_CDCCR1 & ~(ICDC_CDCCR1_EMIC | ICDC_CDCCR1_EDAC | ICDC_CDCCR1_SW2ON | ICDC_CDCCR1_HPMUTE))
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| (ICDC_CDCCR1_EADC | ICDC_CDCCR1_SW1ON | ICDC_CDCCR1_ELININ);
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else
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REG_ICDC_CDCCR1 = (REG_ICDC_CDCCR1 & ~(ICDC_CDCCR1_EMIC | ICDC_CDCCR1_EDAC | ICDC_CDCCR1_EADC |
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ICDC_CDCCR1_SW2ON | ICDC_CDCCR1_HPMUTE)) | (ICDC_CDCCR1_SW1ON | ICDC_CDCCR1_ELININ);
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break;
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#endif
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} /* end switch */
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last_source = source;
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} /* audio_input_mux */
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