1/* SPDX-License-Identifier: GPL-2.0-only */ 2/* 3 * wm8741.h -- WM8423 ASoC driver 4 * 5 * Copyright 2010 Wolfson Microelectronics, plc 6 * 7 * Author: Ian Lartey <ian@opensource.wolfsonmicro.com> 8 * 9 * Based on wm8753.h 10 */ 11 12#ifndef _WM8741_H 13#define _WM8741_H 14 15/* 16 * Register values. 17 */ 18#define WM8741_DACLLSB_ATTENUATION 0x00 19#define WM8741_DACLMSB_ATTENUATION 0x01 20#define WM8741_DACRLSB_ATTENUATION 0x02 21#define WM8741_DACRMSB_ATTENUATION 0x03 22#define WM8741_VOLUME_CONTROL 0x04 23#define WM8741_FORMAT_CONTROL 0x05 24#define WM8741_FILTER_CONTROL 0x06 25#define WM8741_MODE_CONTROL_1 0x07 26#define WM8741_MODE_CONTROL_2 0x08 27#define WM8741_RESET 0x09 28#define WM8741_ADDITIONAL_CONTROL_1 0x20 29 30#define WM8741_REGISTER_COUNT 11 31#define WM8741_MAX_REGISTER 0x20 32 33/* 34 * Field Definitions. 35 */ 36 37/* 38 * R0 (0x00) - DACLLSB_ATTENUATION 39 */ 40#define WM8741_UPDATELL 0x0020 /* UPDATELL */ 41#define WM8741_UPDATELL_MASK 0x0020 /* UPDATELL */ 42#define WM8741_UPDATELL_SHIFT 5 /* UPDATELL */ 43#define WM8741_UPDATELL_WIDTH 1 /* UPDATELL */ 44#define WM8741_LAT_4_0_MASK 0x001F /* LAT[4:0] - [4:0] */ 45#define WM8741_LAT_4_0_SHIFT 0 /* LAT[4:0] - [4:0] */ 46#define WM8741_LAT_4_0_WIDTH 5 /* LAT[4:0] - [4:0] */ 47 48/* 49 * R1 (0x01) - DACLMSB_ATTENUATION 50 */ 51#define WM8741_UPDATELM 0x0020 /* UPDATELM */ 52#define WM8741_UPDATELM_MASK 0x0020 /* UPDATELM */ 53#define WM8741_UPDATELM_SHIFT 5 /* UPDATELM */ 54#define WM8741_UPDATELM_WIDTH 1 /* UPDATELM */ 55#define WM8741_LAT_9_5_0_MASK 0x001F /* LAT[9:5] - [4:0] */ 56#define WM8741_LAT_9_5_0_SHIFT 0 /* LAT[9:5] - [4:0] */ 57#define WM8741_LAT_9_5_0_WIDTH 5 /* LAT[9:5] - [4:0] */ 58 59/* 60 * R2 (0x02) - DACRLSB_ATTENUATION 61 */ 62#define WM8741_UPDATERL 0x0020 /* UPDATERL */ 63#define WM8741_UPDATERL_MASK 0x0020 /* UPDATERL */ 64#define WM8741_UPDATERL_SHIFT 5 /* UPDATERL */ 65#define WM8741_UPDATERL_WIDTH 1 /* UPDATERL */ 66#define WM8741_RAT_4_0_MASK 0x001F /* RAT[4:0] - [4:0] */ 67#define WM8741_RAT_4_0_SHIFT 0 /* RAT[4:0] - [4:0] */ 68#define WM8741_RAT_4_0_WIDTH 5 /* RAT[4:0] - [4:0] */ 69 70/* 71 * R3 (0x03) - DACRMSB_ATTENUATION 72 */ 73#define WM8741_UPDATERM 0x0020 /* UPDATERM */ 74#define WM8741_UPDATERM_MASK 0x0020 /* UPDATERM */ 75#define WM8741_UPDATERM_SHIFT 5 /* UPDATERM */ 76#define WM8741_UPDATERM_WIDTH 1 /* UPDATERM */ 77#define WM8741_RAT_9_5_0_MASK 0x001F /* RAT[9:5] - [4:0] */ 78#define WM8741_RAT_9_5_0_SHIFT 0 /* RAT[9:5] - [4:0] */ 79#define WM8741_RAT_9_5_0_WIDTH 5 /* RAT[9:5] - [4:0] */ 80 81/* 82 * R4 (0x04) - VOLUME_CONTROL 83 */ 84#define WM8741_AMUTE 0x0080 /* AMUTE */ 85#define WM8741_AMUTE_MASK 0x0080 /* AMUTE */ 86#define WM8741_AMUTE_SHIFT 7 /* AMUTE */ 87#define WM8741_AMUTE_WIDTH 1 /* AMUTE */ 88#define WM8741_ZFLAG_MASK 0x0060 /* ZFLAG - [6:5] */ 89#define WM8741_ZFLAG_SHIFT 5 /* ZFLAG - [6:5] */ 90#define WM8741_ZFLAG_WIDTH 2 /* ZFLAG - [6:5] */ 91#define WM8741_IZD 0x0010 /* IZD */ 92#define WM8741_IZD_MASK 0x0010 /* IZD */ 93#define WM8741_IZD_SHIFT 4 /* IZD */ 94#define WM8741_IZD_WIDTH 1 /* IZD */ 95#define WM8741_SOFT 0x0008 /* SOFT MUTE */ 96#define WM8741_SOFT_MASK 0x0008 /* SOFT MUTE */ 97#define WM8741_SOFT_SHIFT 3 /* SOFT MUTE */ 98#define WM8741_SOFT_WIDTH 1 /* SOFT MUTE */ 99#define WM8741_ATC 0x0004 /* ATC */ 100#define WM8741_ATC_MASK 0x0004 /* ATC */ 101#define WM8741_ATC_SHIFT 2 /* ATC */ 102#define WM8741_ATC_WIDTH 1 /* ATC */ 103#define WM8741_ATT2DB 0x0002 /* ATT2DB */ 104#define WM8741_ATT2DB_MASK 0x0002 /* ATT2DB */ 105#define WM8741_ATT2DB_SHIFT 1 /* ATT2DB */ 106#define WM8741_ATT2DB_WIDTH 1 /* ATT2DB */ 107#define WM8741_VOL_RAMP 0x0001 /* VOL_RAMP */ 108#define WM8741_VOL_RAMP_MASK 0x0001 /* VOL_RAMP */ 109#define WM8741_VOL_RAMP_SHIFT 0 /* VOL_RAMP */ 110#define WM8741_VOL_RAMP_WIDTH 1 /* VOL_RAMP */ 111 112/* 113 * R5 (0x05) - FORMAT_CONTROL 114 */ 115#define WM8741_PWDN 0x0080 /* PWDN */ 116#define WM8741_PWDN_MASK 0x0080 /* PWDN */ 117#define WM8741_PWDN_SHIFT 7 /* PWDN */ 118#define WM8741_PWDN_WIDTH 1 /* PWDN */ 119#define WM8741_REV 0x0040 /* REV */ 120#define WM8741_REV_MASK 0x0040 /* REV */ 121#define WM8741_REV_SHIFT 6 /* REV */ 122#define WM8741_REV_WIDTH 1 /* REV */ 123#define WM8741_BCP 0x0020 /* BCP */ 124#define WM8741_BCP_MASK 0x0020 /* BCP */ 125#define WM8741_BCP_SHIFT 5 /* BCP */ 126#define WM8741_BCP_WIDTH 1 /* BCP */ 127#define WM8741_LRP 0x0010 /* LRP */ 128#define WM8741_LRP_MASK 0x0010 /* LRP */ 129#define WM8741_LRP_SHIFT 4 /* LRP */ 130#define WM8741_LRP_WIDTH 1 /* LRP */ 131#define WM8741_FMT_MASK 0x000C /* FMT - [3:2] */ 132#define WM8741_FMT_SHIFT 2 /* FMT - [3:2] */ 133#define WM8741_FMT_WIDTH 2 /* FMT - [3:2] */ 134#define WM8741_IWL_MASK 0x0003 /* IWL - [1:0] */ 135#define WM8741_IWL_SHIFT 0 /* IWL - [1:0] */ 136#define WM8741_IWL_WIDTH 2 /* IWL - [1:0] */ 137 138/* 139 * R6 (0x06) - FILTER_CONTROL 140 */ 141#define WM8741_ZFLAG_HI 0x0080 /* ZFLAG_HI */ 142#define WM8741_ZFLAG_HI_MASK 0x0080 /* ZFLAG_HI */ 143#define WM8741_ZFLAG_HI_SHIFT 7 /* ZFLAG_HI */ 144#define WM8741_ZFLAG_HI_WIDTH 1 /* ZFLAG_HI */ 145#define WM8741_DEEMPH_MASK 0x0060 /* DEEMPH - [6:5] */ 146#define WM8741_DEEMPH_SHIFT 5 /* DEEMPH - [6:5] */ 147#define WM8741_DEEMPH_WIDTH 2 /* DEEMPH - [6:5] */ 148#define WM8741_DSDFILT_MASK 0x0018 /* DSDFILT - [4:3] */ 149#define WM8741_DSDFILT_SHIFT 3 /* DSDFILT - [4:3] */ 150#define WM8741_DSDFILT_WIDTH 2 /* DSDFILT - [4:3] */ 151#define WM8741_FIRSEL_MASK 0x0007 /* FIRSEL - [2:0] */ 152#define WM8741_FIRSEL_SHIFT 0 /* FIRSEL - [2:0] */ 153#define WM8741_FIRSEL_WIDTH 3 /* FIRSEL - [2:0] */ 154 155/* 156 * R7 (0x07) - MODE_CONTROL_1 157 */ 158#define WM8741_MODE8X 0x0080 /* MODE8X */ 159#define WM8741_MODE8X_MASK 0x0080 /* MODE8X */ 160#define WM8741_MODE8X_SHIFT 7 /* MODE8X */ 161#define WM8741_MODE8X_WIDTH 1 /* MODE8X */ 162#define WM8741_OSR_MASK 0x0060 /* OSR - [6:5] */ 163#define WM8741_OSR_SHIFT 5 /* OSR - [6:5] */ 164#define WM8741_OSR_WIDTH 2 /* OSR - [6:5] */ 165#define WM8741_SR_MASK 0x001C /* SR - [4:2] */ 166#define WM8741_SR_SHIFT 2 /* SR - [4:2] */ 167#define WM8741_SR_WIDTH 3 /* SR - [4:2] */ 168#define WM8741_MODESEL_MASK 0x0003 /* MODESEL - [1:0] */ 169#define WM8741_MODESEL_SHIFT 0 /* MODESEL - [1:0] */ 170#define WM8741_MODESEL_WIDTH 2 /* MODESEL - [1:0] */ 171 172/* 173 * R8 (0x08) - MODE_CONTROL_2 174 */ 175#define WM8741_DSD_GAIN 0x0040 /* DSD_GAIN */ 176#define WM8741_DSD_GAIN_MASK 0x0040 /* DSD_GAIN */ 177#define WM8741_DSD_GAIN_SHIFT 6 /* DSD_GAIN */ 178#define WM8741_DSD_GAIN_WIDTH 1 /* DSD_GAIN */ 179#define WM8741_SDOUT 0x0020 /* SDOUT */ 180#define WM8741_SDOUT_MASK 0x0020 /* SDOUT */ 181#define WM8741_SDOUT_SHIFT 5 /* SDOUT */ 182#define WM8741_SDOUT_WIDTH 1 /* SDOUT */ 183#define WM8741_DOUT 0x0010 /* DOUT */ 184#define WM8741_DOUT_MASK 0x0010 /* DOUT */ 185#define WM8741_DOUT_SHIFT 4 /* DOUT */ 186#define WM8741_DOUT_WIDTH 1 /* DOUT */ 187#define WM8741_DIFF_MASK 0x000C /* DIFF - [3:2] */ 188#define WM8741_DIFF_SHIFT 2 /* DIFF - [3:2] */ 189#define WM8741_DIFF_WIDTH 2 /* DIFF - [3:2] */ 190#define WM8741_DITHER_MASK 0x0003 /* DITHER - [1:0] */ 191#define WM8741_DITHER_SHIFT 0 /* DITHER - [1:0] */ 192#define WM8741_DITHER_WIDTH 2 /* DITHER - [1:0] */ 193 194/* DIFF field values */ 195#define WM8741_DIFF_MODE_STEREO 0 /* stereo normal */ 196#define WM8741_DIFF_MODE_STEREO_REVERSED 2 /* stereo reversed */ 197#define WM8741_DIFF_MODE_MONO_LEFT 1 /* mono left */ 198#define WM8741_DIFF_MODE_MONO_RIGHT 3 /* mono right */ 199 200/* 201 * R32 (0x20) - ADDITONAL_CONTROL_1 202 */ 203#define WM8741_DSD_LEVEL 0x0002 /* DSD_LEVEL */ 204#define WM8741_DSD_LEVEL_MASK 0x0002 /* DSD_LEVEL */ 205#define WM8741_DSD_LEVEL_SHIFT 1 /* DSD_LEVEL */ 206#define WM8741_DSD_LEVEL_WIDTH 1 /* DSD_LEVEL */ 207#define WM8741_DSD_NO_NOTCH 0x0001 /* DSD_NO_NOTCH */ 208#define WM8741_DSD_NO_NOTCH_MASK 0x0001 /* DSD_NO_NOTCH */ 209#define WM8741_DSD_NO_NOTCH_SHIFT 0 /* DSD_NO_NOTCH */ 210#define WM8741_DSD_NO_NOTCH_WIDTH 1 /* DSD_NO_NOTCH */ 211 212#define WM8741_SYSCLK 0 213 214struct wm8741_platform_data { 215 u32 diff_mode; /* Differential Output Mode */ 216}; 217 218#endif 219