rockbox/firmware/export/cs4398.h
Solomon Peachy 0662793ca0 Add cleaned-up xDuoo X3 support
Cleaned up, rebased, and forward-ported from the xvortex fork.

(original credit to vsoftster@gmail.com)

Change-Id: Ibcc023a0271ea81e901450a88317708c2683236d
Signed-off-by: Solomon Peachy <pizza@shaftnet.org>
2018-07-28 10:56:31 -04:00

116 lines
3.6 KiB
C

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