72 lines
2.4 KiB
C
72 lines
2.4 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) 2011 by Amaury Pouly
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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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#ifndef __audioout_imx233__
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#define __audioout_imx233__
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#include "config.h"
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#include "cpu.h"
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#include "system.h"
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#include "regs/regs-audioout.h"
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/* target-defined output stage coupling method
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* its setting is IMX233_AUDIO_COUPLING_MODE and must be set for every target
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* Use ACM_CAP if output stage (i.e. headphones) have output capacitors,
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* ACM_CAPLESS (DC-coupled) otherwise.
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*/
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#define ACM_CAPLESS 0
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#define ACM_CAP 1
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struct imx233_audioout_info_t
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{
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// NOTE there is a convention here: dac -> dacvol -> dacmute
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int freq; // in mHz
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bool hpselect;
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bool dac;
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int dacvol[2]; // in tenth-dB, l/r
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bool dacmute[2]; // l/r
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bool hp;
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int hpvol[2]; // in tenth-db, l/r
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bool hpmute[2]; // l/r
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bool spkr;
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int spkrvol[2]; // in tenth-db, l/r
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int spkrmute[2]; // l/r
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int ss3d; // in tenth-db
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bool capless;
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};
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void imx233_audioout_preinit(void);
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void imx233_audioout_postinit(void);
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void imx233_audioout_close(void);
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/* volume in half dB */
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void imx233_audioout_set_hp_vol(int vol_l, int vol_r);
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/* frequency index, NOT the frequency itself */
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void imx233_audioout_set_freq(int fsel);
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/* select between DAC and Line1 */
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void imx233_audioout_select_hp_input(bool line1);
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/* value in 1.5dB steps, from 0dB to 6dB */
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void imx233_audioout_set_3d_effect(int val);
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/* enable/disable speaker amplifier */
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void imx233_audioout_enable_spkr(bool en);
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struct imx233_audioout_info_t imx233_audioout_get_info(void);
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#endif /* __audioout_imx233__ */
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