linux/sound/soc/codecs/nau8822.h
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   1/* SPDX-License-Identifier: GPL-2.0 */
   2/*
   3 * nau8822.h  --  NAU8822 ALSA SoC Audio driver
   4 *
   5 * Copyright 2017 Nuvoton Technology Crop.
   6 *
   7 * Author: David Lin <ctlin0@nuvoton.com>
   8 * Co-author: John Hsu <kchsu0@nuvoton.com>
   9 * Co-author: Seven Li <wtli@nuvoton.com>
  10 */
  11
  12#ifndef __NAU8822_H__
  13#define __NAU8822_H__
  14
  15#define NAU8822_REG_RESET                       0x00
  16#define NAU8822_REG_POWER_MANAGEMENT_1          0x01
  17#define NAU8822_REG_POWER_MANAGEMENT_2          0x02
  18#define NAU8822_REG_POWER_MANAGEMENT_3          0x03
  19#define NAU8822_REG_AUDIO_INTERFACE             0x04
  20#define NAU8822_REG_COMPANDING_CONTROL          0x05
  21#define NAU8822_REG_CLOCKING                    0x06
  22#define NAU8822_REG_ADDITIONAL_CONTROL          0x07
  23#define NAU8822_REG_GPIO_CONTROL                0x08
  24#define NAU8822_REG_JACK_DETECT_CONTROL_1       0x09
  25#define NAU8822_REG_DAC_CONTROL                 0x0A
  26#define NAU8822_REG_LEFT_DAC_DIGITAL_VOLUME     0x0B
  27#define NAU8822_REG_RIGHT_DAC_DIGITAL_VOLUME    0x0C
  28#define NAU8822_REG_JACK_DETECT_CONTROL_2       0x0D
  29#define NAU8822_REG_ADC_CONTROL                 0x0E
  30#define NAU8822_REG_LEFT_ADC_DIGITAL_VOLUME     0x0F
  31#define NAU8822_REG_RIGHT_ADC_DIGITAL_VOLUME    0x10
  32#define NAU8822_REG_EQ1                         0x12
  33#define NAU8822_REG_EQ2                         0x13
  34#define NAU8822_REG_EQ3                         0x14
  35#define NAU8822_REG_EQ4                         0x15
  36#define NAU8822_REG_EQ5                         0x16
  37#define NAU8822_REG_DAC_LIMITER_1               0x18
  38#define NAU8822_REG_DAC_LIMITER_2               0x19
  39#define NAU8822_REG_NOTCH_FILTER_1              0x1B
  40#define NAU8822_REG_NOTCH_FILTER_2              0x1C
  41#define NAU8822_REG_NOTCH_FILTER_3              0x1D
  42#define NAU8822_REG_NOTCH_FILTER_4              0x1E
  43#define NAU8822_REG_ALC_CONTROL_1               0x20
  44#define NAU8822_REG_ALC_CONTROL_2               0x21
  45#define NAU8822_REG_ALC_CONTROL_3               0x22
  46#define NAU8822_REG_NOISE_GATE                  0x23
  47#define NAU8822_REG_PLL_N                       0x24
  48#define NAU8822_REG_PLL_K1                      0x25
  49#define NAU8822_REG_PLL_K2                      0x26
  50#define NAU8822_REG_PLL_K3                      0x27
  51#define NAU8822_REG_3D_CONTROL                  0x29
  52#define NAU8822_REG_RIGHT_SPEAKER_CONTROL       0x2B
  53#define NAU8822_REG_INPUT_CONTROL               0x2C
  54#define NAU8822_REG_LEFT_INP_PGA_CONTROL        0x2D
  55#define NAU8822_REG_RIGHT_INP_PGA_CONTROL       0x2E
  56#define NAU8822_REG_LEFT_ADC_BOOST_CONTROL      0x2F
  57#define NAU8822_REG_RIGHT_ADC_BOOST_CONTROL     0x30
  58#define NAU8822_REG_OUTPUT_CONTROL              0x31
  59#define NAU8822_REG_LEFT_MIXER_CONTROL          0x32
  60#define NAU8822_REG_RIGHT_MIXER_CONTROL         0x33
  61#define NAU8822_REG_LHP_VOLUME                  0x34
  62#define NAU8822_REG_RHP_VOLUME                  0x35
  63#define NAU8822_REG_LSPKOUT_VOLUME              0x36
  64#define NAU8822_REG_RSPKOUT_VOLUME              0x37
  65#define NAU8822_REG_AUX2_MIXER                  0x38
  66#define NAU8822_REG_AUX1_MIXER                  0x39
  67#define NAU8822_REG_POWER_MANAGEMENT_4          0x3A
  68#define NAU8822_REG_LEFT_TIME_SLOT              0x3B
  69#define NAU8822_REG_MISC                        0x3C
  70#define NAU8822_REG_RIGHT_TIME_SLOT             0x3D
  71#define NAU8822_REG_DEVICE_REVISION             0x3E
  72#define NAU8822_REG_DEVICE_ID                   0x3F
  73#define NAU8822_REG_DAC_DITHER                  0x41
  74#define NAU8822_REG_ALC_ENHANCE_1               0x46
  75#define NAU8822_REG_ALC_ENHANCE_2               0x47
  76#define NAU8822_REG_192KHZ_SAMPLING             0x48
  77#define NAU8822_REG_MISC_CONTROL                0x49
  78#define NAU8822_REG_INPUT_TIEOFF                0x4A
  79#define NAU8822_REG_POWER_REDUCTION             0x4B
  80#define NAU8822_REG_AGC_PEAK2PEAK               0x4C
  81#define NAU8822_REG_AGC_PEAK_DETECT             0x4D
  82#define NAU8822_REG_AUTOMUTE_CONTROL            0x4E
  83#define NAU8822_REG_OUTPUT_TIEOFF               0x4F
  84#define NAU8822_REG_MAX_REGISTER                NAU8822_REG_OUTPUT_TIEOFF
  85
  86/* NAU8822_REG_POWER_MANAGEMENT_1 (0x1) */
  87#define NAU8822_REFIMP_MASK                     0x3
  88#define NAU8822_REFIMP_80K                      0x1
  89#define NAU8822_REFIMP_300K                     0x2
  90#define NAU8822_REFIMP_3K                       0x3
  91#define NAU8822_IOBUF_EN                        (0x1 << 2)
  92#define NAU8822_ABIAS_EN                        (0x1 << 3)
  93
  94/* NAU8822_REG_AUDIO_INTERFACE (0x4) */
  95#define NAU8822_AIFMT_MASK                      (0x3 << 3)
  96#define NAU8822_WLEN_MASK                       (0x3 << 5)
  97#define NAU8822_WLEN_20                         (0x1 << 5)
  98#define NAU8822_WLEN_24                         (0x2 << 5)
  99#define NAU8822_WLEN_32                         (0x3 << 5)
 100#define NAU8822_LRP_MASK                        (0x1 << 7)
 101#define NAU8822_BCLKP_MASK                      (0x1 << 8)
 102
 103/* NAU8822_REG_COMPANDING_CONTROL (0x5) */
 104#define NAU8822_ADDAP_SFT                       0
 105#define NAU8822_ADCCM_SFT                       1
 106#define NAU8822_DACCM_SFT                       3
 107
 108/* NAU8822_REG_CLOCKING (0x6) */
 109#define NAU8822_CLKIOEN_MASK                    0x1
 110#define NAU8822_CLK_MASTER                      0x1
 111#define NAU8822_CLK_SLAVE                       0x0
 112#define NAU8822_MCLKSEL_SFT                     5
 113#define NAU8822_MCLKSEL_MASK                    (0x7 << 5)
 114#define NAU8822_BCLKSEL_SFT                     2
 115#define NAU8822_BCLKSEL_MASK                    (0x7 << 2)
 116#define NAU8822_BCLKDIV_1                       (0x0 << 2)
 117#define NAU8822_BCLKDIV_2                       (0x1 << 2)
 118#define NAU8822_BCLKDIV_4                       (0x2 << 2)
 119#define NAU8822_BCLKDIV_8                       (0x3 << 2)
 120#define NAU8822_BCLKDIV_16                      (0x4 << 2)
 121#define NAU8822_CLKM_MASK                       (0x1 << 8)
 122#define NAU8822_CLKM_MCLK                       (0x0 << 8)
 123#define NAU8822_CLKM_PLL                        (0x1 << 8)
 124
 125/* NAU8822_REG_ADDITIONAL_CONTROL (0x08) */
 126#define NAU8822_SMPLR_SFT                       1
 127#define NAU8822_SMPLR_MASK                      (0x7 << 1)
 128#define NAU8822_SMPLR_48K                       (0x0 << 1)
 129#define NAU8822_SMPLR_32K                       (0x1 << 1)
 130#define NAU8822_SMPLR_24K                       (0x2 << 1)
 131#define NAU8822_SMPLR_16K                       (0x3 << 1)
 132#define NAU8822_SMPLR_12K                       (0x4 << 1)
 133#define NAU8822_SMPLR_8K                        (0x5 << 1)
 134
 135/* NAU8822_REG_EQ1 (0x12) */
 136#define NAU8822_EQ1GC_SFT                       0
 137#define NAU8822_EQ1CF_SFT                       5
 138#define NAU8822_EQM_SFT                         8
 139
 140/* NAU8822_REG_EQ2 (0x13) */
 141#define NAU8822_EQ2GC_SFT                       0
 142#define NAU8822_EQ2CF_SFT                       5
 143#define NAU8822_EQ2BW_SFT                       8
 144
 145/* NAU8822_REG_EQ3 (0x14) */
 146#define NAU8822_EQ3GC_SFT                       0
 147#define NAU8822_EQ3CF_SFT                       5
 148#define NAU8822_EQ3BW_SFT                       8
 149
 150/* NAU8822_REG_EQ4 (0x15) */
 151#define NAU8822_EQ4GC_SFT                       0
 152#define NAU8822_EQ4CF_SFT                       5
 153#define NAU8822_EQ4BW_SFT                       8
 154
 155/* NAU8822_REG_EQ5 (0x16) */
 156#define NAU8822_EQ5GC_SFT                       0
 157#define NAU8822_EQ5CF_SFT                       5
 158
 159/* NAU8822_REG_ALC_CONTROL_1 (0x20) */
 160#define NAU8822_ALCMINGAIN_SFT                  0
 161#define NAU8822_ALCMXGAIN_SFT                   3
 162#define NAU8822_ALCEN_SFT                       7
 163
 164/* NAU8822_REG_ALC_CONTROL_2 (0x21) */
 165#define NAU8822_ALCSL_SFT                       0
 166#define NAU8822_ALCHT_SFT                       4
 167
 168/* NAU8822_REG_ALC_CONTROL_3 (0x22) */
 169#define NAU8822_ALCATK_SFT                      0
 170#define NAU8822_ALCDCY_SFT                      4
 171#define NAU8822_ALCM_SFT                        8
 172
 173/* NAU8822_REG_PLL_N (0x24) */
 174#define NAU8822_PLLMCLK_DIV2                    (0x1 << 4)
 175#define NAU8822_PLLN_MASK                       0xF
 176
 177#define NAU8822_PLLK1_SFT                       18
 178#define NAU8822_PLLK1_MASK                      0x3F
 179
 180/* NAU8822_REG_PLL_K2 (0x26) */
 181#define NAU8822_PLLK2_SFT                       9
 182#define NAU8822_PLLK2_MASK                      0x1FF
 183
 184/* NAU8822_REG_PLL_K3 (0x27) */
 185#define NAU8822_PLLK3_MASK                      0x1FF
 186
 187/* System Clock Source */
 188enum {
 189        NAU8822_CLK_MCLK,
 190        NAU8822_CLK_PLL,
 191};
 192
 193struct nau8822_pll {
 194        int pre_factor;
 195        int mclk_scaler;
 196        int pll_frac;
 197        int pll_int;
 198};
 199
 200/* Codec Private Data */
 201struct nau8822 {
 202        struct device *dev;
 203        struct regmap *regmap;
 204        int mclk_idx;
 205        struct nau8822_pll pll;
 206        int sysclk;
 207        int div_id;
 208};
 209
 210#endif  /* __NAU8822_H__ */
 211