linux/sound/soc/codecs/cs4349.h

137 lines
3.7 KiB
C

/*
* ALSA SoC CS4349 codec driver
*
* Copyright 2015 Cirrus Logic, Inc.
*
* Author: Tim Howe <Tim.Howe@cirrus.com>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* version 2 as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
*/
#ifndef __CS4349_H__
#define __CS4349_H__
/* CS4349 registers addresses */
#define CS4349_CHIPID 0x01 /* Device and Rev ID, Read Only */
#define CS4349_MODE 0x02 /* Mode Control */
#define CS4349_VMI 0x03 /* Volume, Mixing, Inversion Control */
#define CS4349_MUTE 0x04 /* Mute Control */
#define CS4349_VOLA 0x05 /* DAC Channel A Volume Control */
#define CS4349_VOLB 0x06 /* DAC Channel B Volume Control */
#define CS4349_RMPFLT 0x07 /* Ramp and Filter Control */
#define CS4349_MISC 0x08 /* Power Down,Freeze Control,Pop Stop*/
#define CS4349_I2C_INCR 0x80
/* Device and Revision ID */
#define CS4349_REVA 0xF0 /* Rev A */
#define CS4349_REVB 0xF1 /* Rev B */
#define CS4349_REVC2 0xFF /* Rev C2 */
/* PDN_DONE Poll Maximum
* If soft ramp is set it will take much longer to power down
* the system.
*/
#define PDN_POLL_MAX 900
/* Bitfield Definitions */
/* CS4349_MODE */
/* (Digital Interface Format, De-Emphasis Control, Functional Mode */
#define DIF2 (1 << 6)
#define DIF1 (1 << 5)
#define DIF0 (1 << 4)
#define DEM1 (1 << 3)
#define DEM0 (1 << 2)
#define FM1 (1 << 1)
#define DIF_LEFT_JST 0x00
#define DIF_I2S 0x01
#define DIF_RGHT_JST16 0x02
#define DIF_RGHT_JST24 0x03
#define DIF_TDM0 0x04
#define DIF_TDM1 0x05
#define DIF_TDM2 0x06
#define DIF_TDM3 0x07
#define DIF_MASK 0x70
#define MODE_FORMAT(x) (((x)&7)<<4)
#define DEM_MASK 0x0C
#define NO_DEM 0x00
#define DEM_441 0x04
#define DEM_48K 0x08
#define DEM_32K 0x0C
#define FM_AUTO 0x00
#define FM_SNGL 0x01
#define FM_DBL 0x02
#define FM_QUAD 0x03
#define FM_SNGL_MIN 30000
#define FM_SNGL_MAX 54000
#define FM_DBL_MAX 108000
#define FM_QUAD_MAX 216000
#define FM_MASK 0x03
/* CS4349_VMI (VMI = Volume, Mixing and Inversion Controls) */
#define VOLBISA (1 << 7)
#define VOLAISB (1 << 7)
/* INVERT_A only available for Left Jstfd, Right Jstfd16 and Right Jstfd24 */
#define INVERT_A (1 << 6)
/* INVERT_B only available for Left Jstfd, Right Jstfd16 and Right Jstfd24 */
#define INVERT_B (1 << 5)
#define ATAPI3 (1 << 3)
#define ATAPI2 (1 << 2)
#define ATAPI1 (1 << 1)
#define ATAPI0 (1 << 0)
#define MUTEAB 0x00
#define MUTEA_RIGHTB 0x01
#define MUTEA_LEFTB 0x02
#define MUTEA_SUMLRDIV2B 0x03
#define RIGHTA_MUTEB 0x04
#define RIGHTA_RIGHTB 0x05
#define RIGHTA_LEFTB 0x06
#define RIGHTA_SUMLRDIV2B 0x07
#define LEFTA_MUTEB 0x08
#define LEFTA_RIGHTB 0x09 /* Default */
#define LEFTA_LEFTB 0x0A
#define LEFTA_SUMLRDIV2B 0x0B
#define SUMLRDIV2A_MUTEB 0x0C
#define SUMLRDIV2A_RIGHTB 0x0D
#define SUMLRDIV2A_LEFTB 0x0E
#define SUMLRDIV2_AB 0x0F
#define CHMIX_MASK 0x0F
/* CS4349_MUTE */
#define AUTOMUTE (1 << 7)
#define MUTEC_AB (1 << 5)
#define MUTE_A (1 << 4)
#define MUTE_B (1 << 3)
#define MUTE_AB_MASK 0x18
/* CS4349_RMPFLT (Ramp and Filter Control) */
#define SCZ1 (1 << 7)
#define SCZ0 (1 << 6)
#define RMP_UP (1 << 5)
#define RMP_DN (1 << 4)
#define FILT_SEL (1 << 2)
#define IMMDT_CHNG 0x31
#define ZEROCRSS 0x71
#define SOFT_RMP 0xB1
#define SFTRMP_ZEROCRSS 0xF1
#define SR_ZC_MASK 0xC0
/* CS4349_MISC */
#define PWR_DWN (1 << 7)
#define FREEZE (1 << 5)
#define POPG_EN (1 << 4)
#endif /* __CS4349_H__ */