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1/* SPDX-License-Identifier: GPL-2.0-only */2/*3 * wm8741.h -- WM8423 ASoC driver4 *5 * Copyright 2010 Wolfson Microelectronics, plc6 *7 * Author: Ian Lartey <ian@opensource.wolfsonmicro.com>8 *9 * Based on wm8753.h10 */11 12#ifndef _WM8741_H13#define _WM8741_H14 15/*16 * Register values.17 */18#define WM8741_DACLLSB_ATTENUATION 0x0019#define WM8741_DACLMSB_ATTENUATION 0x0120#define WM8741_DACRLSB_ATTENUATION 0x0221#define WM8741_DACRMSB_ATTENUATION 0x0322#define WM8741_VOLUME_CONTROL 0x0423#define WM8741_FORMAT_CONTROL 0x0524#define WM8741_FILTER_CONTROL 0x0625#define WM8741_MODE_CONTROL_1 0x0726#define WM8741_MODE_CONTROL_2 0x0827#define WM8741_RESET 0x0928#define WM8741_ADDITIONAL_CONTROL_1 0x2029 30#define WM8741_REGISTER_COUNT 1131#define WM8741_MAX_REGISTER 0x2032 33/*34 * Field Definitions.35 */36 37/*38 * R0 (0x00) - DACLLSB_ATTENUATION39 */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_ATTENUATION50 */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_ATTENUATION61 */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_ATTENUATION72 */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_CONTROL83 */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_CONTROL114 */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_CONTROL140 */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_1157 */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_2174 */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_1202 */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 0213 214struct wm8741_platform_data {215 u32 diff_mode; /* Differential Output Mode */216};217 218#endif219