117 lines
3.6 KiB
C
117 lines
3.6 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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*
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* Copyright (C) 2016 by Roman Stolyarov
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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 _CS4398_H
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#define _CS4398_H
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#define CS4398_VOLUME_MIN -1270
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#define CS4398_VOLUME_MAX 0
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#define AUDIOHW_CAPS (FILTER_ROLL_OFF_CAP | LINEOUT_CAP)
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AUDIOHW_SETTING(VOLUME, "dB", 0, 1, CS4398_VOLUME_MIN/10, CS4398_VOLUME_MAX/10, -25)
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AUDIOHW_SETTING(FILTER_ROLL_OFF, "", 0, 1, 0, 1, 0)
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void cs4398_write_reg(uint8_t reg, uint8_t val);
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uint8_t cs4398_read_reg(uint8_t reg);
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#define CS4398_I2C_ADDR 0x4f /* 1001111 */
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#define CS4398_REG_CHIPID 0x01
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#define CS4398_REG_MODECTL 0x02
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#define CS4398_REG_VOLMIX 0x03
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#define CS4398_REG_MUTE 0x04
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#define CS4398_REG_VOL_A 0x05
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#define CS4398_REG_VOL_B 0x06
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#define CS4398_REG_RAMPFILT 0x07
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#define CS4398_REG_MISC 0x08
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#define CS4398_REG_MISC2 0x09
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/* REG_CHIPID */
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#define CS4398_REV_MASK 0x07
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#define CS4398_PART_MASK 0xf8
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#define CS4398_PART_CS4398 0x70
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/* REG_MODECTL */
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#define CS4398_FM_MASK 0x03
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#define CS4398_FM_SINGLE 0x00
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#define CS4398_FM_DOUBLE 0x01
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#define CS4398_FM_QUAD 0x02
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#define CS4398_FM_DSD 0x03
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#define CS4398_DEM_MASK 0x0c
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#define CS4398_DEM_NONE 0x00
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#define CS4398_DEM_44100 0x04
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#define CS4398_DEM_48000 0x08
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#define CS4398_DEM_32000 0x0c
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#define CS4398_DIF_MASK 0x70
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#define CS4398_DIF_LJUST 0x00
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#define CS4398_DIF_I2S 0x10
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#define CS4398_DIF_RJUST_16 0x20
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#define CS4398_DIF_RJUST_24 0x30
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#define CS4398_DIF_RJUST_20 0x40
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#define CS4398_DIF_RJUST_18 0x50
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#define CS4398_DSD_SRC 0x80
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/* REG_VOLMIX */
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#define CS4398_ATAPI_MASK 0x1f
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#define CS4398_ATAPI_B_MUTE 0x00
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#define CS4398_ATAPI_B_R 0x01
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#define CS4398_ATAPI_B_L 0x02
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#define CS4398_ATAPI_B_LR 0x03
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#define CS4398_ATAPI_A_MUTE 0x00
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#define CS4398_ATAPI_A_R 0x04
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#define CS4398_ATAPI_A_L 0x08
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#define CS4398_ATAPI_A_LR 0x0c
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#define CS4398_ATAPI_MIX_LR_VOL 0x10
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#define CS4398_INVERT_B 0x20
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#define CS4398_INVERT_A 0x40
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#define CS4398_VOL_B_EQ_A 0x80
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/* REG_MUTE */
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#define CS4398_MUTEP_MASK 0x03
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#define CS4398_MUTEP_AUTO 0x00
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#define CS4398_MUTEP_LOW 0x02
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#define CS4398_MUTEP_HIGH 0x03
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#define CS4398_MUTE_B 0x08
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#define CS4398_MUTE_A 0x10
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#define CS4398_MUTEC_A_EQ_B 0x20
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#define CS4398_DAMUTE 0x40
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#define CS4398_PAMUTE 0x80
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/* REG_VOL_A */
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#define CS4398_VOL_A_MASK 0xff
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/* REG_VOL_B */
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#define CS4398_VOL_B_MASK 0xff
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/* REG_RAMPFILT */
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#define CS4398_DIR_DSD 0x01
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#define CS4398_FILT_SEL 0x04
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#define CS4398_RMP_DN 0x10
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#define CS4398_RMP_UP 0x20
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#define CS4398_ZERO_CROSS 0x40
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#define CS4398_SOFT_RAMP 0x80
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/* REG_MISC */
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#define CS4398_MCLKDIV3 0x08
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#define CS4398_MCLKDIV2 0x10
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#define CS4398_FREEZE 0x20
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#define CS4398_CPEN 0x40
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#define CS4398_PDN 0x80
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/* REG_MISC2 */
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#define CS4398_DSD_PM_EN 0x01
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#define CS4398_DSD_PM_MODE 0x02
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#define CS4398_INVALID_DSD 0x04
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#define CS4398_STATIC_DSD 0x08
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#endif
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