diff options
Diffstat (limited to 'firmware/target/coldfire/iaudio/m3/audio-m3.c')
| -rw-r--r-- | firmware/target/coldfire/iaudio/m3/audio-m3.c | 116 |
1 files changed, 0 insertions, 116 deletions
diff --git a/firmware/target/coldfire/iaudio/m3/audio-m3.c b/firmware/target/coldfire/iaudio/m3/audio-m3.c deleted file mode 100644 index ea401cc40e..0000000000 --- a/firmware/target/coldfire/iaudio/m3/audio-m3.c +++ /dev/null | |||
| @@ -1,116 +0,0 @@ | |||
| 1 | /*************************************************************************** | ||
| 2 | * __________ __ ___. | ||
| 3 | * Open \______ \ ____ ____ | | _\_ |__ _______ ___ | ||
| 4 | * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / | ||
| 5 | * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < | ||
| 6 | * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ | ||
| 7 | * \/ \/ \/ \/ \/ | ||
| 8 | * $Id$ | ||
| 9 | * | ||
| 10 | * Copyright (C) 2006 by Michael Sevakis | ||
| 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 | #include "system.h" | ||
| 23 | #include "cpu.h" | ||
| 24 | #include "audio.h" | ||
| 25 | #include "sound.h" | ||
| 26 | |||
| 27 | void audio_set_output_source(int source) | ||
| 28 | { | ||
| 29 | int level = set_irq_level(DMA_IRQ_LEVEL); | ||
| 30 | unsigned long txsrc; | ||
| 31 | |||
| 32 | if ((unsigned)source >= AUDIO_NUM_SOURCES) | ||
| 33 | txsrc = (3 << 8); /* playback, PDOR3 */ | ||
| 34 | else | ||
| 35 | txsrc = (4 << 8); /* recording, iis1RcvData */ | ||
| 36 | |||
| 37 | IIS1CONFIG = (IIS1CONFIG & ~(7 << 8)) | txsrc; | ||
| 38 | restore_irq(level); | ||
| 39 | } /* audio_set_output_source */ | ||
| 40 | |||
| 41 | void audio_input_mux(int source, unsigned flags) | ||
| 42 | { | ||
| 43 | /* Prevent pops from unneeded switching */ | ||
| 44 | static int last_source = AUDIO_SRC_PLAYBACK; | ||
| 45 | static bool last_recording = false; | ||
| 46 | |||
| 47 | bool recording = flags & SRCF_RECORDING; | ||
| 48 | |||
| 49 | switch (source) | ||
| 50 | { | ||
| 51 | default: /* playback - no recording */ | ||
| 52 | source = AUDIO_SRC_PLAYBACK; | ||
| 53 | case AUDIO_SRC_PLAYBACK: | ||
| 54 | if (source != last_source) | ||
| 55 | { | ||
| 56 | audiohw_disable_recording(); | ||
| 57 | audiohw_set_monitor(false); | ||
| 58 | coldfire_set_dataincontrol(0); | ||
| 59 | } | ||
| 60 | break; | ||
| 61 | |||
| 62 | case AUDIO_SRC_MIC: /* recording only */ | ||
| 63 | if (source != last_source) | ||
| 64 | { | ||
| 65 | audiohw_enable_recording(true); /* source mic */ | ||
| 66 | /* Int. when 6 samples in FIFO, PDIR2 src = iis1RcvData */ | ||
| 67 | coldfire_set_dataincontrol((3 << 14) | (4 << 3)); | ||
| 68 | } | ||
| 69 | break; | ||
| 70 | |||
| 71 | case AUDIO_SRC_LINEIN: /* recording only */ | ||
| 72 | if (source != last_source) | ||
| 73 | { | ||
| 74 | audiohw_enable_recording(false); /* source line */ | ||
| 75 | /* Int. when 6 samples in FIFO, PDIR2 src = iis1RcvData */ | ||
| 76 | coldfire_set_dataincontrol((3 << 14) | (4 << 3)); | ||
| 77 | } | ||
| 78 | break; | ||
| 79 | |||
| 80 | case AUDIO_SRC_FMRADIO: /* recording and playback */ | ||
| 81 | if (!recording) | ||
| 82 | audiohw_set_recvol(23, 23, AUDIO_GAIN_LINEIN); | ||
| 83 | |||
| 84 | /* I2S recording and analog playback */ | ||
| 85 | if (source == last_source && recording == last_recording) | ||
| 86 | break; | ||
| 87 | |||
| 88 | last_recording = recording; | ||
| 89 | |||
| 90 | if (recording) | ||
| 91 | { | ||
| 92 | /* Int. when 6 samples in FIFO, PDIR2 src = iis1RcvData */ | ||
| 93 | coldfire_set_dataincontrol((3 << 14) | (4 << 3)); | ||
| 94 | audiohw_enable_recording(false); /* source line */ | ||
| 95 | } | ||
| 96 | else | ||
| 97 | { | ||
| 98 | audiohw_disable_recording(); | ||
| 99 | audiohw_set_monitor(true); /* analog bypass */ | ||
| 100 | coldfire_set_dataincontrol(0); | ||
| 101 | } | ||
| 102 | break; | ||
| 103 | } /* end switch */ | ||
| 104 | |||
| 105 | /* set line multiplexer */ | ||
| 106 | if (source == AUDIO_SRC_FMRADIO) | ||
| 107 | and_l(~(1 << 25), &GPIO1_OUT); /* FM radio */ | ||
| 108 | else | ||
| 109 | or_l((1 << 25), &GPIO1_OUT); /* Line In */ | ||
| 110 | |||
| 111 | or_l((1 << 25), &GPIO1_ENABLE); | ||
| 112 | or_l((1 << 25), &GPIO1_FUNCTION); | ||
| 113 | |||
| 114 | last_source = source; | ||
| 115 | } /* audio_input_mux */ | ||
| 116 | |||