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