diff options
Diffstat (limited to '')
| -rw-r--r-- | sound/soc/codecs/cs4349.h | 136 |
1 files changed, 136 insertions, 0 deletions
diff --git a/sound/soc/codecs/cs4349.h b/sound/soc/codecs/cs4349.h new file mode 100644 index 000000000..d58c06a25 --- /dev/null +++ b/sound/soc/codecs/cs4349.h @@ -0,0 +1,136 @@ +/* + * 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__ */ |