1a083cdacc
The headphone volume register value reads differently in Line1 and DAC mode. Since the volume is not set again when switching between playback and radio, we need to remember the hp volume and reapply setting when changing the mode. Change-Id: I8fbd344f78653c19d81a39dd3f680ec6885cb1ec
121 lines
5.4 KiB
C
121 lines
5.4 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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#define HW_AUDIOOUT_BASE 0x80048000
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#define HW_AUDIOOUT_CTRL (*(volatile uint32_t *)(HW_AUDIOOUT_BASE + 0x0))
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#define HW_AUDIOOUT_CTRL__RUN (1 << 0)
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#define HW_AUDIOOUT_CTRL__FIFO_ERROR_IRQ_EN (1 << 1)
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#define HW_AUDIOOUT_CTRL__FIFO_OVERFLOW_IRQ (1 << 2)
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#define HW_AUDIOOUT_CTRL__FIFO_UNDERFLOW_IRQ (1 << 3)
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#define HW_AUDIOOUT_CTRL__WORD_LENGTH (1 << 6)
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#define HW_AUDIOOUT_CTRL__SS3D_EFFECT_BP 8
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#define HW_AUDIOOUT_CTRL__SS3D_EFFECT_BM (3 << 8)
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#define HW_AUDIOOUT_CTRL__SS3D_EFFECT_OFF (0 << 8)
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#define HW_AUDIOOUT_CTRL__SS3D_EFFECT_3 (1 << 8)
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#define HW_AUDIOOUT_CTRL__SS3D_EFFECT_4P5 (2 << 8)
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#define HW_AUDIOOUT_CTRL__SS3D_EFFECT_6 (3 << 8)
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#define HW_AUDIOOUT_CTRL__DMAWAIT_COUNT_BP 16
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#define HW_AUDIOOUT_CTRL__DMAWAIT_COUNT_BM (0x1f << 16)
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#define HW_AUDIOOUT_DACSRR (*(volatile uint32_t *)(HW_AUDIOOUT_BASE + 0x20))
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#define HW_AUDIOOUT_DACSRR__SRC_FRAC_BP 0
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#define HW_AUDIOOUT_DACSRR__SRC_FRAC_BM (0x1ff << 0)
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#define HW_AUDIOOUT_DACSRR__SRC_INT_BP 16
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#define HW_AUDIOOUT_DACSRR__SRC_INT_BM (0x1f << 16)
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#define HW_AUDIOOUT_DACSRR__SRC_HOLD_BP 24
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#define HW_AUDIOOUT_DACSRR__SRC_HOLD_BM (0x7 << 24)
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#define HW_AUDIOOUT_DACSRR__BASEMULT_BP 28
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#define HW_AUDIOOUT_DACSRR__BASEMULT_BM (0x7 << 28)
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#define HW_AUDIOOUT_DACSRR__OSR (1 << 31)
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#define HW_AUDIOOUT_DACVOLUME (*(volatile uint32_t *)(HW_AUDIOOUT_BASE + 0x30))
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#define HW_AUDIOOUT_DACVOLUME__VOLUME_RIGHT_BP 0
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#define HW_AUDIOOUT_DACVOLUME__VOLUME_RIGHT_BM 0xff
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#define HW_AUDIOOUT_DACVOLUME__MUTE_RIGHT (1 << 8)
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#define HW_AUDIOOUT_DACVOLUME__VOLUME_UPDATE_RIGHT (1 << 12)
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#define HW_AUDIOOUT_DACVOLUME__VOLUME_LEFT_BP 16
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#define HW_AUDIOOUT_DACVOLUME__VOLUME_LEFT_BM (0xff << 16)
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#define HW_AUDIOOUT_DACVOLUME__MUTE_LEFT (1 << 24)
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#define HW_AUDIOOUT_DACVOLUME__EN_ZCD (1 << 25)
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#define HW_AUDIOOUT_DACVOLUME__VOLUME_UPDATE_LEFT (1 << 28)
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#define HW_AUDIOOUT_DACDEBUG (*(volatile uint32_t *)(HW_AUDIOOUT_BASE + 0x40))
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#define HW_AUDIOOUT_DACDEBUG__FIFO_STATUS 1
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#define HW_AUDIOOUT_HPVOL (*(volatile uint32_t *)(HW_AUDIOOUT_BASE + 0x50))
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#define HW_AUDIOOUT_HPVOL__VOL_RIGHT_BP 0
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#define HW_AUDIOOUT_HPVOL__VOL_RIGHT_BM (0x7f << 0)
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#define HW_AUDIOOUT_HPVOL__VOL_LEFT_BP 8
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#define HW_AUDIOOUT_HPVOL__VOL_LEFT_BM (0x7f << 8)
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#define HW_AUDIOOUT_HPVOL__SELECT (1 << 16)
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#define HW_AUDIOOUT_HPVOL__MUTE (1 << 24)
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#define HW_AUDIOOUT_HPVOL__EN_MSTR_ZCD (1 << 25)
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#define HW_AUDIOOUT_PWRDN (*(volatile uint32_t *)(HW_AUDIOOUT_BASE + 0x70))
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#define HW_AUDIOOUT_PWRDN__HEADPHONE (1 << 0)
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#define HW_AUDIOOUT_PWRDN__CAPLESS (1 << 4)
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#define HW_AUDIOOUT_PWRDN__ADC (1 << 8)
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#define HW_AUDIOOUT_PWRDN__DAC (1 << 12)
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#define HW_AUDIOOUT_PWRDN__RIGHT_ADC (1 << 16)
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#define HW_AUDIOOUT_PWRDN__SPEAKER (1 << 24)
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#define HW_AUDIOOUT_REFCTRL (*(volatile uint32_t *)(HW_AUDIOOUT_BASE + 0x80))
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#define HW_AUDIOOUT_REFCTRL__LOW_PWR (1 << 19)
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#define HW_AUDIOOUT_ANACTRL (*(volatile uint32_t *)(HW_AUDIOOUT_BASE + 0x90))
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#define HW_AUDIOOUT_ANACTRL__HP_CLASSAB (1 << 4)
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#define HW_AUDIOOUT_ANACTRL__HP_HOLD_GND (1 << 5)
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#define HW_AUDIOOUT_ANACTRL__SHORTMODE_LR_BP 17
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#define HW_AUDIOOUT_ANACTRL__SHORTMODE_LR_BM (3 << 17)
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#define HW_AUDIOOUT_ANACTRL__SHORTMODE_CM_BP 20
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#define HW_AUDIOOUT_ANACTRL__SHORTMODE_CM_BM (3 << 20)
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#define HW_AUDIOOUT_ANACTRL__SHORT_LR_STS (1 << 24)
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#define HW_AUDIOOUT_ANACTRL__SHORT_CM_STS (1 << 28)
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#define HW_AUDIOOUT_ANACLKCTRL (*(volatile uint32_t *)(HW_AUDIOOUT_BASE + 0xe0))
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#define HW_AUDIOOUT_ANACLKCTRL__DACDIV_BP 0
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#define HW_AUDIOOUT_ANACLKCTRL__DACDIV_BM (7 << 0)
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#define HW_AUDIOOUT_ANACLKCTRL__CLKGATE (1 << 31)
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#define HW_AUDIOOUT_DATA (*(volatile uint32_t *)(HW_AUDIOOUT_BASE + 0xf0))
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#define HW_AUDIOOUT_VERSION (*(volatile uint32_t *)(HW_AUDIOOUT_BASE + 0x200))
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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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#endif /* __audioout_imx233__ */
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