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_FIRSTREG 0x01 40 #define CS4349_LASTREG 0x08 41 #define CS4349_NUMREGS (CS4349_LASTREG - CS4349_FIRSTREG + 1) 42 #define CS4349_I2C_INCR 0x80 43 44 45 /* Device and Revision ID */ 46 #define CS4349_REVA 0xF0 /* Rev A */ 47 #define CS4349_REVB 0xF1 /* Rev B */ 48 #define CS4349_REVC2 0xFF /* Rev C2 */ 49 50 51 /* PDN_DONE Poll Maximum 52 * If soft ramp is set it will take much longer to power down 53 * the system. 54 */ 55 #define PDN_POLL_MAX 900 56 57 58 /* Bitfield Definitions */ 59 60 /* CS4349_MODE */ 61 /* (Digital Interface Format, De-Emphasis Control, Functional Mode */ 62 #define DIF2 (1 << 6) 63 #define DIF1 (1 << 5) 64 #define DIF0 (1 << 4) 65 #define DEM1 (1 << 3) 66 #define DEM0 (1 << 2) 67 #define FM1 (1 << 1) 68 #define DIF_LEFT_JST 0x00 69 #define DIF_I2S 0x01 70 #define DIF_RGHT_JST16 0x02 71 #define DIF_RGHT_JST24 0x03 72 #define DIF_TDM0 0x04 73 #define DIF_TDM1 0x05 74 #define DIF_TDM2 0x06 75 #define DIF_TDM3 0x07 76 #define DIF_MASK 0x70 77 #define MODE_FORMAT(x) (((x)&7)<<4) 78 #define DEM_MASK 0x0C 79 #define NO_DEM 0x00 80 #define DEM_441 0x04 81 #define DEM_48K 0x08 82 #define DEM_32K 0x0C 83 #define FM_AUTO 0x00 84 #define FM_SNGL 0x01 85 #define FM_DBL 0x02 86 #define FM_QUAD 0x03 87 #define FM_SNGL_MIN 30000 88 #define FM_SNGL_MAX 54000 89 #define FM_DBL_MAX 108000 90 #define FM_QUAD_MAX 216000 91 #define FM_MASK 0x03 92 93 /* CS4349_VMI (VMI = Volume, Mixing and Inversion Controls) */ 94 #define VOLBISA (1 << 7) 95 #define VOLAISB (1 << 7) 96 /* INVERT_A only available for Left Jstfd, Right Jstfd16 and Right Jstfd24 */ 97 #define INVERT_A (1 << 6) 98 /* INVERT_B only available for Left Jstfd, Right Jstfd16 and Right Jstfd24 */ 99 #define INVERT_B (1 << 5) 100 #define ATAPI3 (1 << 3) 101 #define ATAPI2 (1 << 2) 102 #define ATAPI1 (1 << 1) 103 #define ATAPI0 (1 << 0) 104 #define MUTEAB 0x00 105 #define MUTEA_RIGHTB 0x01 106 #define MUTEA_LEFTB 0x02 107 #define MUTEA_SUMLRDIV2B 0x03 108 #define RIGHTA_MUTEB 0x04 109 #define RIGHTA_RIGHTB 0x05 110 #define RIGHTA_LEFTB 0x06 111 #define RIGHTA_SUMLRDIV2B 0x07 112 #define LEFTA_MUTEB 0x08 113 #define LEFTA_RIGHTB 0x09 /* Default */ 114 #define LEFTA_LEFTB 0x0A 115 #define LEFTA_SUMLRDIV2B 0x0B 116 #define SUMLRDIV2A_MUTEB 0x0C 117 #define SUMLRDIV2A_RIGHTB 0x0D 118 #define SUMLRDIV2A_LEFTB 0x0E 119 #define SUMLRDIV2_AB 0x0F 120 #define CHMIX_MASK 0x0F 121 122 /* CS4349_MUTE */ 123 #define AUTOMUTE (1 << 7) 124 #define MUTEC_AB (1 << 5) 125 #define MUTE_A (1 << 4) 126 #define MUTE_B (1 << 3) 127 #define MUTE_AB_MASK 0x18 128 129 /* CS4349_RMPFLT (Ramp and Filter Control) */ 130 #define SCZ1 (1 << 7) 131 #define SCZ0 (1 << 6) 132 #define RMP_UP (1 << 5) 133 #define RMP_DN (1 << 4) 134 #define FILT_SEL (1 << 2) 135 #define IMMDT_CHNG 0x31 136 #define ZEROCRSS 0x71 137 #define SOFT_RMP 0xB1 138 #define SFTRMP_ZEROCRSS 0xF1 139 #define SR_ZC_MASK 0xC0 140 141 /* CS4349_MISC */ 142 #define PWR_DWN (1 << 7) 143 #define FREEZE (1 << 5) 144 #define POPG_EN (1 << 4) 145 146 #endif /* __CS4349_H__ */ 147