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/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2011 by Amaury Pouly
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#ifndef __audioin_imx233__
#define __audioin_imx233__
#include "config.h"
#include "cpu.h"
#include "system.h"
#define HW_AUDIOIN_BASE 0x8004c000
#define HW_AUDIOIN_CTRL (*(volatile uint32_t *)(HW_AUDIOIN_BASE + 0x0))
#define HW_AUDIOIN_CTRL__RUN (1 << 0)
#define HW_AUDIOIN_CTRL__FIFO_ERROR_IRQ_EN (1 << 1)
#define HW_AUDIOIN_CTRL__FIFO_OVERFLOW_IRQ (1 << 2)
#define HW_AUDIOIN_CTRL__FIFO_UNDERFLOW_IRQ (1 << 3)
#define HW_AUDIOIN_CTRL__LOOPBACK (1 << 4)
#define HW_AUDIOIN_CTRL__WORD_LENGTH (1 << 5)
#define HW_AUDIOIN_CTRL__HPF_ENABLE (1 << 6)
#define HW_AUDIOIN_CTRL__OFFSET_ENABLE (1 << 7)
#define HW_AUDIOIN_CTRL__INVERT_1BIT (1 << 8)
#define HW_AUDIOIN_CTRL__EDGE_SYNC (1 << 9)
#define HW_AUDIOIN_CTRL__LR_SWAP (1 << 10)
#define HW_AUDIOIN_CTRL__DMAWAIT_COUNT_BP 16
#define HW_AUDIOIN_CTRL__DMAWAIT_COUNT_BM (0x1f << 16)
#define HW_AUDIOIN_STAT (*(volatile uint32_t *)(HW_AUDIOIN_BASE + 0x10))
#define HW_AUDIOIN_ADCSRR (*(volatile uint32_t *)(HW_AUDIOIN_BASE + 0x20))
#define HW_AUDIOIN_ADCSRR__SRC_FRAC_BP 0
#define HW_AUDIOIN_ADCSRR__SRC_FRAC_BM (0x1ff << 0)
#define HW_AUDIOIN_ADCSRR__SRC_INT_BP 16
#define HW_AUDIOIN_ADCSRR__SRC_INT_BM (0x1f << 16)
#define HW_AUDIOIN_ADCSRR__SRC_HOLD_BP 24
#define HW_AUDIOIN_ADCSRR__SRC_HOLD_BM (0x7 << 24)
#define HW_AUDIOIN_ADCSRR__BASEMULT_BP 28
#define HW_AUDIOIN_ADCSRR__BASEMULT_BM (0x7 << 28)
#define HW_AUDIOIN_ADCSRR__OSR (1 << 31)
/* MUTE_LEFT and MUTE_RIGHT are not documented but present */
#define HW_AUDIOIN_ADCVOLUME (*(volatile uint32_t *)(HW_AUDIOIN_BASE + 0x30))
#define HW_AUDIOIN_ADCVOLUME__VOLUME_RIGHT_BP 0
#define HW_AUDIOIN_ADCVOLUME__VOLUME_RIGHT_BM 0xff
#define HW_AUDIOIN_ADCVOLUME__MUTE_RIGHT (1 << 8)
#define HW_AUDIOIN_ADCVOLUME__VOLUME_UPDATE_RIGHT (1 << 12)
#define HW_AUDIOIN_ADCVOLUME__VOLUME_LEFT_BP 16
#define HW_AUDIOIN_ADCVOLUME__VOLUME_LEFT_BM (0xff << 16)
#define HW_AUDIOIN_ADCVOLUME__MUTE_LEFT (1 << 24)
#define HW_AUDIOIN_ADCVOLUME__EN_ZCD (1 << 25)
#define HW_AUDIOIN_ADCVOLUME__VOLUME_UPDATE_LEFT (1 << 28)
#define HW_AUDIOIN_ADCDEBUG (*(volatile uint32_t *)(HW_AUDIOIN_BASE + 0x40))
#define HW_AUDIOIN_ADCDEBUG__FIFO_STATUS 1
#define HW_AUDIOIN_ADCVOL (*(volatile uint32_t *)(HW_AUDIOIN_BASE + 0x50))
#define HW_AUDIOIN_ADCVOL__GAIN_RIGHT_BP 0
#define HW_AUDIOIN_ADCVOL__GAIN_RIGHT_BM (0xf << 0)
#define HW_AUDIOIN_ADCVOL__SELECT_RIGHT_BP 4
#define HW_AUDIOIN_ADCVOL__SELECT_RIGHT_BM (0x3 << 4)
#define HW_AUDIOIN_ADCVOL__GAIN_LEFT_BP 8
#define HW_AUDIOIN_ADCVOL__GAIN_LEFT_BM (0xf << 8)
#define HW_AUDIOIN_ADCVOL__SELECT_LEFT_BP 12
#define HW_AUDIOIN_ADCVOL__SELECT_LEFT_BM (0x3 << 12)
#define HW_AUDIOIN_ADCVOL__MUTE (1 << 24)
#define HW_AUDIOIN_ADCVOL__EN_ADC_ZCD (1 << 25)
#define HW_AUDIOIN_ADCVOL__VOLUME_UPDATE_PENDING (1 << 28)
#define HW_AUDIOIN_MICLINE (*(volatile uint32_t *)(HW_AUDIOIN_BASE + 0x60))
#define HW_AUDIOIN_MICLINE__MIC_GAIN_BP 0
#define HW_AUDIOIN_MICLINE__MIC_GAIN_BM 0x3
#define HW_AUDIOIN_MICLINE__MIC_CHOPCLK_BP 4
#define HW_AUDIOIN_MICLINE__MIC_CHOPCLK_BM (0x3 << 4)
#define HW_AUDIOIN_MICLINE__MIC_BIAIS_BP 16
#define HW_AUDIOIN_MICLINE__MIC_BIAIS_BM (0x3 << 16)
#define HW_AUDIOIN_MICLINE__MIC_RESISTOR_BP 20
#define HW_AUDIOIN_MICLINE__MIC_RESISTOR_BM (0x3 << 20)
#define HW_AUDIOIN_MICLINE__MIC_SELECT (1 << 24)
#define HW_AUDIOIN_MICLINE__DIVIDE_LINE2 (1 << 28)
#define HW_AUDIOIN_MICLINE__DIVIDE_LINE1 (1 << 29)
#define HW_AUDIOIN_ANACLKCTRL (*(volatile uint32_t *)(HW_AUDIOIN_BASE + 0x70))
#define HW_AUDIOIN_ANACLKCTRL__ADCDIV_BP 0
#define HW_AUDIOIN_ANACLKCTRL__ADCDIV_BM (0x7 << 0)
#define HW_AUDIOIN_ANACLKCTRL__ADCCLK_SHIFT_BP 4
#define HW_AUDIOIN_ANACLKCTRL__ADCCLK_SHIFT_BM (0x3 << 4)
#define HW_AUDIOIN_ANACLKCTRL__INVERT_ADCCLK (1 << 8)
#define HW_AUDIOIN_ANACLKCTRL__SLOW_DITHER (1 << 9)
#define HW_AUDIOIN_ANACLKCTRL__DITHER_OFF (1 << 10)
#define HW_AUDIOIN_ANACLKCTRL__CLKGATE (1 << 31)
#define HW_AUDIOIN_DATA (*(volatile uint32_t *)(HW_AUDIOIN_BASE + 0x80))
void imx233_audioin_preinit(void);
void imx233_audioin_postinit(void);
void imx233_audioin_close(void);
#endif /* __audioin_imx233__ */
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