sound/soc/codecs/cs4349.h

   1 /*
   2  * ALSA SoC CS4349 codec driver
   3  *
   4  * Copyright 2015 Cirrus Logic, Inc.
   5  *
   6  * Author: Tim Howe <Tim.Howe@cirrus.com>
   7  *
   8  * This program is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU General Public License
  10  * version 2 as published by the Free Software Foundation.
  11  *
  12  * This program is distributed in the hope that it will be useful, but
  13  * WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * General Public License for more details.
  16  *
  17  */
  18
  19 #ifndef __CS4349_H__
  20 #define __CS4349_H__
  21
  22 struct cs4349_platform_data {
  23
  24         /* GPIO for Reset */
  25         unsigned int gpio_nreset;
  26
  27 };
  28
  29 /* CS4349 registers addresses */
  30 #define CS4349_CHIPID           0x01    /* Device and Rev ID, Read Only */
  31 #define CS4349_MODE             0x02    /* Mode Control */
  32 #define CS4349_VMI              0x03    /* Volume, Mixing, Inversion Control */
  33 #define CS4349_MUTE             0x04    /* Mute Control */
  34 #define CS4349_VOLA             0x05    /* DAC Channel A Volume Control */
  35 #define CS4349_VOLB             0x06    /* DAC Channel B Volume Control */
  36 #define CS4349_RMPFLT           0x07    /* Ramp and Filter Control */
  37 #define CS4349_MISC             0x08    /* Power Down,Freeze Control,Pop Stop*/
  38
  39 #define CS4349_I2C_INCR         0x80
  40
  41
  42 /* Device and Revision ID */
  43 #define CS4349_REVA             0xF0    /* Rev A */
  44 #define CS4349_REVB             0xF1    /* Rev B */
  45 #define CS4349_REVC2            0xFF    /* Rev C2 */
  46
  47
  48 /* PDN_DONE Poll Maximum
  49  * If soft ramp is set it will take much longer to power down
  50  * the system.
  51  */
  52 #define PDN_POLL_MAX            900
  53
  54
  55 /* Bitfield Definitions */
  56
  57 /* CS4349_MODE */
  58 /* (Digital Interface Format, De-Emphasis Control, Functional Mode */
  59 #define DIF2                    (1 << 6)
  60 #define DIF1                    (1 << 5)
  61 #define DIF0                    (1 << 4)
  62 #define DEM1                    (1 << 3)
  63 #define DEM0                    (1 << 2)
  64 #define FM1                     (1 << 1)
  65 #define DIF_LEFT_JST            0x00
  66 #define DIF_I2S                 0x01
  67 #define DIF_RGHT_JST16          0x02
  68 #define DIF_RGHT_JST24          0x03
  69 #define DIF_TDM0                0x04
  70 #define DIF_TDM1                0x05
  71 #define DIF_TDM2                0x06
  72 #define DIF_TDM3                0x07
  73 #define DIF_MASK                0x70
  74 #define MODE_FORMAT(x)          (((x)&7)<<4)
  75 #define DEM_MASK                0x0C
  76 #define NO_DEM                  0x00
  77 #define DEM_441                 0x04
  78 #define DEM_48K                 0x08
  79 #define DEM_32K                 0x0C
  80 #define FM_AUTO                 0x00
  81 #define FM_SNGL                 0x01
  82 #define FM_DBL                  0x02
  83 #define FM_QUAD                 0x03
  84 #define FM_SNGL_MIN             30000
  85 #define FM_SNGL_MAX             54000
  86 #define FM_DBL_MAX              108000
  87 #define FM_QUAD_MAX             216000
  88 #define FM_MASK                 0x03
  89
  90 /* CS4349_VMI (VMI = Volume, Mixing and Inversion Controls) */
  91 #define VOLBISA                 (1 << 7)
  92 #define VOLAISB                 (1 << 7)
  93 /* INVERT_A only available for Left Jstfd, Right Jstfd16 and Right Jstfd24 */
  94 #define INVERT_A                (1 << 6)
  95 /* INVERT_B only available for Left Jstfd, Right Jstfd16 and Right Jstfd24 */
  96 #define INVERT_B                (1 << 5)
  97 #define ATAPI3                  (1 << 3)
  98 #define ATAPI2                  (1 << 2)
  99 #define ATAPI1                  (1 << 1)
 100 #define ATAPI0                  (1 << 0)
 101 #define MUTEAB                  0x00
 102 #define MUTEA_RIGHTB            0x01
 103 #define MUTEA_LEFTB             0x02
 104 #define MUTEA_SUMLRDIV2B        0x03
 105 #define RIGHTA_MUTEB            0x04
 106 #define RIGHTA_RIGHTB           0x05
 107 #define RIGHTA_LEFTB            0x06
 108 #define RIGHTA_SUMLRDIV2B       0x07
 109 #define LEFTA_MUTEB             0x08
 110 #define LEFTA_RIGHTB            0x09    /* Default */
 111 #define LEFTA_LEFTB             0x0A
 112 #define LEFTA_SUMLRDIV2B        0x0B
 113 #define SUMLRDIV2A_MUTEB        0x0C
 114 #define SUMLRDIV2A_RIGHTB       0x0D
 115 #define SUMLRDIV2A_LEFTB        0x0E
 116 #define SUMLRDIV2_AB            0x0F
 117 #define CHMIX_MASK              0x0F
 118
 119 /* CS4349_MUTE */
 120 #define AUTOMUTE                (1 << 7)
 121 #define MUTEC_AB                (1 << 5)
 122 #define MUTE_A                  (1 << 4)
 123 #define MUTE_B                  (1 << 3)
 124 #define MUTE_AB_MASK            0x18
 125
 126 /* CS4349_RMPFLT (Ramp and Filter Control) */
 127 #define SCZ1                    (1 << 7)
 128 #define SCZ0                    (1 << 6)
 129 #define RMP_UP                  (1 << 5)
 130 #define RMP_DN                  (1 << 4)
 131 #define FILT_SEL                (1 << 2)
 132 #define IMMDT_CHNG              0x31
 133 #define ZEROCRSS                0x71
 134 #define SOFT_RMP                0xB1
 135 #define SFTRMP_ZEROCRSS         0xF1
 136 #define SR_ZC_MASK              0xC0
 137
 138 /* CS4349_MISC */
 139 #define PWR_DWN                 (1 << 7)
 140 #define FREEZE                  (1 << 5)
 141 #define POPG_EN                 (1 << 4)
 142
 143 #endif  /* __CS4349_H__ */