diff options
Diffstat (limited to 'sound/soc/codecs/wm8741.h')
| -rw-r--r-- | sound/soc/codecs/wm8741.h | 218 |
1 files changed, 218 insertions, 0 deletions
diff --git a/sound/soc/codecs/wm8741.h b/sound/soc/codecs/wm8741.h new file mode 100644 index 000000000..8158432f0 --- /dev/null +++ b/sound/soc/codecs/wm8741.h @@ -0,0 +1,218 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * wm8741.h -- WM8423 ASoC driver + * + * Copyright 2010 Wolfson Microelectronics, plc + * + * Author: Ian Lartey <ian@opensource.wolfsonmicro.com> + * + * Based on wm8753.h + */ + +#ifndef _WM8741_H +#define _WM8741_H + +/* + * Register values. + */ +#define WM8741_DACLLSB_ATTENUATION 0x00 +#define WM8741_DACLMSB_ATTENUATION 0x01 +#define WM8741_DACRLSB_ATTENUATION 0x02 +#define WM8741_DACRMSB_ATTENUATION 0x03 +#define WM8741_VOLUME_CONTROL 0x04 +#define WM8741_FORMAT_CONTROL 0x05 +#define WM8741_FILTER_CONTROL 0x06 +#define WM8741_MODE_CONTROL_1 0x07 +#define WM8741_MODE_CONTROL_2 0x08 +#define WM8741_RESET 0x09 +#define WM8741_ADDITIONAL_CONTROL_1 0x20 + +#define WM8741_REGISTER_COUNT 11 +#define WM8741_MAX_REGISTER 0x20 + +/* + * Field Definitions. + */ + +/* + * R0 (0x00) - DACLLSB_ATTENUATION + */ +#define WM8741_UPDATELL 0x0020 /* UPDATELL */ +#define WM8741_UPDATELL_MASK 0x0020 /* UPDATELL */ +#define WM8741_UPDATELL_SHIFT 5 /* UPDATELL */ +#define WM8741_UPDATELL_WIDTH 1 /* UPDATELL */ +#define WM8741_LAT_4_0_MASK 0x001F /* LAT[4:0] - [4:0] */ +#define WM8741_LAT_4_0_SHIFT 0 /* LAT[4:0] - [4:0] */ +#define WM8741_LAT_4_0_WIDTH 5 /* LAT[4:0] - [4:0] */ + +/* + * R1 (0x01) - DACLMSB_ATTENUATION + */ +#define WM8741_UPDATELM 0x0020 /* UPDATELM */ +#define WM8741_UPDATELM_MASK 0x0020 /* UPDATELM */ +#define WM8741_UPDATELM_SHIFT 5 /* UPDATELM */ +#define WM8741_UPDATELM_WIDTH 1 /* UPDATELM */ +#define WM8741_LAT_9_5_0_MASK 0x001F /* LAT[9:5] - [4:0] */ +#define WM8741_LAT_9_5_0_SHIFT 0 /* LAT[9:5] - [4:0] */ +#define WM8741_LAT_9_5_0_WIDTH 5 /* LAT[9:5] - [4:0] */ + +/* + * R2 (0x02) - DACRLSB_ATTENUATION + */ +#define WM8741_UPDATERL 0x0020 /* UPDATERL */ +#define WM8741_UPDATERL_MASK 0x0020 /* UPDATERL */ +#define WM8741_UPDATERL_SHIFT 5 /* UPDATERL */ +#define WM8741_UPDATERL_WIDTH 1 /* UPDATERL */ +#define WM8741_RAT_4_0_MASK 0x001F /* RAT[4:0] - [4:0] */ +#define WM8741_RAT_4_0_SHIFT 0 /* RAT[4:0] - [4:0] */ +#define WM8741_RAT_4_0_WIDTH 5 /* RAT[4:0] - [4:0] */ + +/* + * R3 (0x03) - DACRMSB_ATTENUATION + */ +#define WM8741_UPDATERM 0x0020 /* UPDATERM */ +#define WM8741_UPDATERM_MASK 0x0020 /* UPDATERM */ +#define WM8741_UPDATERM_SHIFT 5 /* UPDATERM */ +#define WM8741_UPDATERM_WIDTH 1 /* UPDATERM */ +#define WM8741_RAT_9_5_0_MASK 0x001F /* RAT[9:5] - [4:0] */ +#define WM8741_RAT_9_5_0_SHIFT 0 /* RAT[9:5] - [4:0] */ +#define WM8741_RAT_9_5_0_WIDTH 5 /* RAT[9:5] - [4:0] */ + +/* + * R4 (0x04) - VOLUME_CONTROL + */ +#define WM8741_AMUTE 0x0080 /* AMUTE */ +#define WM8741_AMUTE_MASK 0x0080 /* AMUTE */ +#define WM8741_AMUTE_SHIFT 7 /* AMUTE */ +#define WM8741_AMUTE_WIDTH 1 /* AMUTE */ +#define WM8741_ZFLAG_MASK 0x0060 /* ZFLAG - [6:5] */ +#define WM8741_ZFLAG_SHIFT 5 /* ZFLAG - [6:5] */ +#define WM8741_ZFLAG_WIDTH 2 /* ZFLAG - [6:5] */ +#define WM8741_IZD 0x0010 /* IZD */ +#define WM8741_IZD_MASK 0x0010 /* IZD */ +#define WM8741_IZD_SHIFT 4 /* IZD */ +#define WM8741_IZD_WIDTH 1 /* IZD */ +#define WM8741_SOFT 0x0008 /* SOFT MUTE */ +#define WM8741_SOFT_MASK 0x0008 /* SOFT MUTE */ +#define WM8741_SOFT_SHIFT 3 /* SOFT MUTE */ +#define WM8741_SOFT_WIDTH 1 /* SOFT MUTE */ +#define WM8741_ATC 0x0004 /* ATC */ +#define WM8741_ATC_MASK 0x0004 /* ATC */ +#define WM8741_ATC_SHIFT 2 /* ATC */ +#define WM8741_ATC_WIDTH 1 /* ATC */ +#define WM8741_ATT2DB 0x0002 /* ATT2DB */ +#define WM8741_ATT2DB_MASK 0x0002 /* ATT2DB */ +#define WM8741_ATT2DB_SHIFT 1 /* ATT2DB */ +#define WM8741_ATT2DB_WIDTH 1 /* ATT2DB */ +#define WM8741_VOL_RAMP 0x0001 /* VOL_RAMP */ +#define WM8741_VOL_RAMP_MASK 0x0001 /* VOL_RAMP */ +#define WM8741_VOL_RAMP_SHIFT 0 /* VOL_RAMP */ +#define WM8741_VOL_RAMP_WIDTH 1 /* VOL_RAMP */ + +/* + * R5 (0x05) - FORMAT_CONTROL + */ +#define WM8741_PWDN 0x0080 /* PWDN */ +#define WM8741_PWDN_MASK 0x0080 /* PWDN */ +#define WM8741_PWDN_SHIFT 7 /* PWDN */ +#define WM8741_PWDN_WIDTH 1 /* PWDN */ +#define WM8741_REV 0x0040 /* REV */ +#define WM8741_REV_MASK 0x0040 /* REV */ +#define WM8741_REV_SHIFT 6 /* REV */ +#define WM8741_REV_WIDTH 1 /* REV */ +#define WM8741_BCP 0x0020 /* BCP */ +#define WM8741_BCP_MASK 0x0020 /* BCP */ +#define WM8741_BCP_SHIFT 5 /* BCP */ +#define WM8741_BCP_WIDTH 1 /* BCP */ +#define WM8741_LRP 0x0010 /* LRP */ +#define WM8741_LRP_MASK 0x0010 /* LRP */ +#define WM8741_LRP_SHIFT 4 /* LRP */ +#define WM8741_LRP_WIDTH 1 /* LRP */ +#define WM8741_FMT_MASK 0x000C /* FMT - [3:2] */ +#define WM8741_FMT_SHIFT 2 /* FMT - [3:2] */ +#define WM8741_FMT_WIDTH 2 /* FMT - [3:2] */ +#define WM8741_IWL_MASK 0x0003 /* IWL - [1:0] */ +#define WM8741_IWL_SHIFT 0 /* IWL - [1:0] */ +#define WM8741_IWL_WIDTH 2 /* IWL - [1:0] */ + +/* + * R6 (0x06) - FILTER_CONTROL + */ +#define WM8741_ZFLAG_HI 0x0080 /* ZFLAG_HI */ +#define WM8741_ZFLAG_HI_MASK 0x0080 /* ZFLAG_HI */ +#define WM8741_ZFLAG_HI_SHIFT 7 /* ZFLAG_HI */ +#define WM8741_ZFLAG_HI_WIDTH 1 /* ZFLAG_HI */ +#define WM8741_DEEMPH_MASK 0x0060 /* DEEMPH - [6:5] */ +#define WM8741_DEEMPH_SHIFT 5 /* DEEMPH - [6:5] */ +#define WM8741_DEEMPH_WIDTH 2 /* DEEMPH - [6:5] */ +#define WM8741_DSDFILT_MASK 0x0018 /* DSDFILT - [4:3] */ +#define WM8741_DSDFILT_SHIFT 3 /* DSDFILT - [4:3] */ +#define WM8741_DSDFILT_WIDTH 2 /* DSDFILT - [4:3] */ +#define WM8741_FIRSEL_MASK 0x0007 /* FIRSEL - [2:0] */ +#define WM8741_FIRSEL_SHIFT 0 /* FIRSEL - [2:0] */ +#define WM8741_FIRSEL_WIDTH 3 /* FIRSEL - [2:0] */ + +/* + * R7 (0x07) - MODE_CONTROL_1 + */ +#define WM8741_MODE8X 0x0080 /* MODE8X */ +#define WM8741_MODE8X_MASK 0x0080 /* MODE8X */ +#define WM8741_MODE8X_SHIFT 7 /* MODE8X */ +#define WM8741_MODE8X_WIDTH 1 /* MODE8X */ +#define WM8741_OSR_MASK 0x0060 /* OSR - [6:5] */ +#define WM8741_OSR_SHIFT 5 /* OSR - [6:5] */ +#define WM8741_OSR_WIDTH 2 /* OSR - [6:5] */ +#define WM8741_SR_MASK 0x001C /* SR - [4:2] */ +#define WM8741_SR_SHIFT 2 /* SR - [4:2] */ +#define WM8741_SR_WIDTH 3 /* SR - [4:2] */ +#define WM8741_MODESEL_MASK 0x0003 /* MODESEL - [1:0] */ +#define WM8741_MODESEL_SHIFT 0 /* MODESEL - [1:0] */ +#define WM8741_MODESEL_WIDTH 2 /* MODESEL - [1:0] */ + +/* + * R8 (0x08) - MODE_CONTROL_2 + */ +#define WM8741_DSD_GAIN 0x0040 /* DSD_GAIN */ +#define WM8741_DSD_GAIN_MASK 0x0040 /* DSD_GAIN */ +#define WM8741_DSD_GAIN_SHIFT 6 /* DSD_GAIN */ +#define WM8741_DSD_GAIN_WIDTH 1 /* DSD_GAIN */ +#define WM8741_SDOUT 0x0020 /* SDOUT */ +#define WM8741_SDOUT_MASK 0x0020 /* SDOUT */ +#define WM8741_SDOUT_SHIFT 5 /* SDOUT */ +#define WM8741_SDOUT_WIDTH 1 /* SDOUT */ +#define WM8741_DOUT 0x0010 /* DOUT */ +#define WM8741_DOUT_MASK 0x0010 /* DOUT */ +#define WM8741_DOUT_SHIFT 4 /* DOUT */ +#define WM8741_DOUT_WIDTH 1 /* DOUT */ +#define WM8741_DIFF_MASK 0x000C /* DIFF - [3:2] */ +#define WM8741_DIFF_SHIFT 2 /* DIFF - [3:2] */ +#define WM8741_DIFF_WIDTH 2 /* DIFF - [3:2] */ +#define WM8741_DITHER_MASK 0x0003 /* DITHER - [1:0] */ +#define WM8741_DITHER_SHIFT 0 /* DITHER - [1:0] */ +#define WM8741_DITHER_WIDTH 2 /* DITHER - [1:0] */ + +/* DIFF field values */ +#define WM8741_DIFF_MODE_STEREO 0 /* stereo normal */ +#define WM8741_DIFF_MODE_STEREO_REVERSED 2 /* stereo reversed */ +#define WM8741_DIFF_MODE_MONO_LEFT 1 /* mono left */ +#define WM8741_DIFF_MODE_MONO_RIGHT 3 /* mono right */ + +/* + * R32 (0x20) - ADDITONAL_CONTROL_1 + */ +#define WM8741_DSD_LEVEL 0x0002 /* DSD_LEVEL */ +#define WM8741_DSD_LEVEL_MASK 0x0002 /* DSD_LEVEL */ +#define WM8741_DSD_LEVEL_SHIFT 1 /* DSD_LEVEL */ +#define WM8741_DSD_LEVEL_WIDTH 1 /* DSD_LEVEL */ +#define WM8741_DSD_NO_NOTCH 0x0001 /* DSD_NO_NOTCH */ +#define WM8741_DSD_NO_NOTCH_MASK 0x0001 /* DSD_NO_NOTCH */ +#define WM8741_DSD_NO_NOTCH_SHIFT 0 /* DSD_NO_NOTCH */ +#define WM8741_DSD_NO_NOTCH_WIDTH 1 /* DSD_NO_NOTCH */ + +#define WM8741_SYSCLK 0 + +struct wm8741_platform_data { + u32 diff_mode; /* Differential Output Mode */ +}; + +#endif |