root/sound/soc/codecs/adau1373.c
// SPDX-License-Identifier: GPL-2.0-or-later
/*
 * Analog Devices ADAU1373 Audio Codec drive
 *
 * Copyright 2011 Analog Devices Inc.
 * Author: Lars-Peter Clausen <lars@metafoo.de>
 */

#include <linux/module.h>
#include <linux/init.h>
#include <linux/gpio/consumer.h>
#include <linux/delay.h>
#include <linux/pm.h>
#include <linux/property.h>
#include <linux/i2c.h>
#include <linux/slab.h>

#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/tlv.h>
#include <sound/soc.h>

#include "adau1373.h"
#include "adau-utils.h"

struct adau1373_dai {
        unsigned int clk_src;
        unsigned int sysclk;
        bool enable_src;
        bool clock_provider;
};

enum adau1373_micbias_voltage {
        ADAU1373_MICBIAS_2_9V,
        ADAU1373_MICBIAS_2_2V,
        ADAU1373_MICBIAS_2_6V,
        ADAU1373_MICBIAS_1_8V,
};

#define ADAU1373_DRC_SIZE 13

struct adau1373 {
        struct regmap *regmap;
        struct adau1373_dai dais[3];

        bool input_differential[4];
        bool lineout_differential;
        bool lineout_ground_sense;

        unsigned int num_drc;
        u8 drc_setting[3][ADAU1373_DRC_SIZE];

        enum adau1373_micbias_voltage micbias1;
        enum adau1373_micbias_voltage micbias2;
};

#define ADAU1373_INPUT_MODE     0x00
#define ADAU1373_AINL_CTRL(x)   (0x01 + (x) * 2)
#define ADAU1373_AINR_CTRL(x)   (0x02 + (x) * 2)
#define ADAU1373_LLINE_OUT(x)   (0x9 + (x) * 2)
#define ADAU1373_RLINE_OUT(x)   (0xa + (x) * 2)
#define ADAU1373_LSPK_OUT       0x0d
#define ADAU1373_RSPK_OUT       0x0e
#define ADAU1373_LHP_OUT        0x0f
#define ADAU1373_RHP_OUT        0x10
#define ADAU1373_ADC_GAIN       0x11
#define ADAU1373_LADC_MIXER     0x12
#define ADAU1373_RADC_MIXER     0x13
#define ADAU1373_LLINE1_MIX     0x14
#define ADAU1373_RLINE1_MIX     0x15
#define ADAU1373_LLINE2_MIX     0x16
#define ADAU1373_RLINE2_MIX     0x17
#define ADAU1373_LSPK_MIX       0x18
#define ADAU1373_RSPK_MIX       0x19
#define ADAU1373_LHP_MIX        0x1a
#define ADAU1373_RHP_MIX        0x1b
#define ADAU1373_EP_MIX         0x1c
#define ADAU1373_HP_CTRL        0x1d
#define ADAU1373_HP_CTRL2       0x1e
#define ADAU1373_LS_CTRL        0x1f
#define ADAU1373_EP_CTRL        0x21
#define ADAU1373_MICBIAS_CTRL1  0x22
#define ADAU1373_MICBIAS_CTRL2  0x23
#define ADAU1373_OUTPUT_CTRL    0x24
#define ADAU1373_PWDN_CTRL1     0x25
#define ADAU1373_PWDN_CTRL2     0x26
#define ADAU1373_PWDN_CTRL3     0x27
#define ADAU1373_DPLL_CTRL(x)   (0x28 + (x) * 7)
#define ADAU1373_PLL_CTRL1(x)   (0x29 + (x) * 7)
#define ADAU1373_PLL_CTRL2(x)   (0x2a + (x) * 7)
#define ADAU1373_PLL_CTRL3(x)   (0x2b + (x) * 7)
#define ADAU1373_PLL_CTRL4(x)   (0x2c + (x) * 7)
#define ADAU1373_PLL_CTRL5(x)   (0x2d + (x) * 7)
#define ADAU1373_PLL_CTRL6(x)   (0x2e + (x) * 7)
#define ADAU1373_HEADDECT       0x36
#define ADAU1373_ADC_DAC_STATUS 0x37
#define ADAU1373_ADC_CTRL       0x3c
#define ADAU1373_DAI(x)         (0x44 + (x))
#define ADAU1373_CLK_SRC_DIV(x) (0x40 + (x) * 2)
#define ADAU1373_BCLKDIV(x)     (0x47 + (x))
#define ADAU1373_SRC_RATIOA(x)  (0x4a + (x) * 2)
#define ADAU1373_SRC_RATIOB(x)  (0x4b + (x) * 2)
#define ADAU1373_DEEMP_CTRL     0x50
#define ADAU1373_SRC_DAI_CTRL(x) (0x51 + (x))
#define ADAU1373_DIN_MIX_CTRL(x) (0x56 + (x))
#define ADAU1373_DOUT_MIX_CTRL(x) (0x5b + (x))
#define ADAU1373_DAI_PBL_VOL(x) (0x62 + (x) * 2)
#define ADAU1373_DAI_PBR_VOL(x) (0x63 + (x) * 2)
#define ADAU1373_DAI_RECL_VOL(x) (0x68 + (x) * 2)
#define ADAU1373_DAI_RECR_VOL(x) (0x69 + (x) * 2)
#define ADAU1373_DAC1_PBL_VOL   0x6e
#define ADAU1373_DAC1_PBR_VOL   0x6f
#define ADAU1373_DAC2_PBL_VOL   0x70
#define ADAU1373_DAC2_PBR_VOL   0x71
#define ADAU1373_ADC_RECL_VOL   0x72
#define ADAU1373_ADC_RECR_VOL   0x73
#define ADAU1373_DMIC_RECL_VOL  0x74
#define ADAU1373_DMIC_RECR_VOL  0x75
#define ADAU1373_VOL_GAIN1      0x76
#define ADAU1373_VOL_GAIN2      0x77
#define ADAU1373_VOL_GAIN3      0x78
#define ADAU1373_HPF_CTRL       0x7d
#define ADAU1373_BASS1          0x7e
#define ADAU1373_BASS2          0x7f
#define ADAU1373_DRC(x)         (0x80 + (x) * 0x10)
#define ADAU1373_3D_CTRL1       0xc0
#define ADAU1373_3D_CTRL2       0xc1
#define ADAU1373_FDSP_SEL1      0xdc
#define ADAU1373_FDSP_SEL2      0xdd
#define ADAU1373_FDSP_SEL3      0xde
#define ADAU1373_FDSP_SEL4      0xdf
#define ADAU1373_DIGMICCTRL     0xe2
#define ADAU1373_DIGEN          0xeb
#define ADAU1373_SOFT_RESET     0xff


#define ADAU1373_PLL_CTRL6_DPLL_BYPASS  BIT(1)
#define ADAU1373_PLL_CTRL6_PLL_EN       BIT(0)

#define ADAU1373_DAI_INVERT_BCLK        BIT(7)
#define ADAU1373_DAI_MASTER             BIT(6)
#define ADAU1373_DAI_INVERT_LRCLK       BIT(4)
#define ADAU1373_DAI_WLEN_16            0x0
#define ADAU1373_DAI_WLEN_20            0x4
#define ADAU1373_DAI_WLEN_24            0x8
#define ADAU1373_DAI_WLEN_32            0xc
#define ADAU1373_DAI_WLEN_MASK          0xc
#define ADAU1373_DAI_FORMAT_RIGHT_J     0x0
#define ADAU1373_DAI_FORMAT_LEFT_J      0x1
#define ADAU1373_DAI_FORMAT_I2S         0x2
#define ADAU1373_DAI_FORMAT_DSP         0x3

#define ADAU1373_BCLKDIV_SOURCE         BIT(5)
#define ADAU1373_BCLKDIV_SR_MASK        (0x07 << 2)
#define ADAU1373_BCLKDIV_BCLK_MASK      0x03
#define ADAU1373_BCLKDIV_32             0x03
#define ADAU1373_BCLKDIV_64             0x02
#define ADAU1373_BCLKDIV_128            0x01
#define ADAU1373_BCLKDIV_256            0x00

#define ADAU1373_ADC_CTRL_PEAK_DETECT   BIT(0)
#define ADAU1373_ADC_CTRL_RESET         BIT(1)
#define ADAU1373_ADC_CTRL_RESET_FORCE   BIT(2)

#define ADAU1373_OUTPUT_CTRL_LDIFF      BIT(3)
#define ADAU1373_OUTPUT_CTRL_LNFBEN     BIT(2)

#define ADAU1373_PWDN_CTRL3_PWR_EN BIT(0)

#define ADAU1373_EP_CTRL_MICBIAS1_OFFSET 4
#define ADAU1373_EP_CTRL_MICBIAS2_OFFSET 2

static const struct reg_default adau1373_reg_defaults[] = {
        { ADAU1373_INPUT_MODE,          0x00 },
        { ADAU1373_AINL_CTRL(0),        0x00 },
        { ADAU1373_AINR_CTRL(0),        0x00 },
        { ADAU1373_AINL_CTRL(1),        0x00 },
        { ADAU1373_AINR_CTRL(1),        0x00 },
        { ADAU1373_AINL_CTRL(2),        0x00 },
        { ADAU1373_AINR_CTRL(2),        0x00 },
        { ADAU1373_AINL_CTRL(3),        0x00 },
        { ADAU1373_AINR_CTRL(3),        0x00 },
        { ADAU1373_LLINE_OUT(0),        0x00 },
        { ADAU1373_RLINE_OUT(0),        0x00 },
        { ADAU1373_LLINE_OUT(1),        0x00 },
        { ADAU1373_RLINE_OUT(1),        0x00 },
        { ADAU1373_LSPK_OUT,            0x00 },
        { ADAU1373_RSPK_OUT,            0x00 },
        { ADAU1373_LHP_OUT,             0x00 },
        { ADAU1373_RHP_OUT,             0x00 },
        { ADAU1373_ADC_GAIN,            0x00 },
        { ADAU1373_LADC_MIXER,          0x00 },
        { ADAU1373_RADC_MIXER,          0x00 },
        { ADAU1373_LLINE1_MIX,          0x00 },
        { ADAU1373_RLINE1_MIX,          0x00 },
        { ADAU1373_LLINE2_MIX,          0x00 },
        { ADAU1373_RLINE2_MIX,          0x00 },
        { ADAU1373_LSPK_MIX,            0x00 },
        { ADAU1373_RSPK_MIX,            0x00 },
        { ADAU1373_LHP_MIX,             0x00 },
        { ADAU1373_RHP_MIX,             0x00 },
        { ADAU1373_EP_MIX,              0x00 },
        { ADAU1373_HP_CTRL,             0x00 },
        { ADAU1373_HP_CTRL2,            0x00 },
        { ADAU1373_LS_CTRL,             0x00 },
        { ADAU1373_EP_CTRL,             0x00 },
        { ADAU1373_MICBIAS_CTRL1,       0x00 },
        { ADAU1373_MICBIAS_CTRL2,       0x00 },
        { ADAU1373_OUTPUT_CTRL,         0x00 },
        { ADAU1373_PWDN_CTRL1,          0x00 },
        { ADAU1373_PWDN_CTRL2,          0x00 },
        { ADAU1373_PWDN_CTRL3,          0x00 },
        { ADAU1373_DPLL_CTRL(0),        0x00 },
        { ADAU1373_PLL_CTRL1(0),        0x00 },
        { ADAU1373_PLL_CTRL2(0),        0x00 },
        { ADAU1373_PLL_CTRL3(0),        0x00 },
        { ADAU1373_PLL_CTRL4(0),        0x00 },
        { ADAU1373_PLL_CTRL5(0),        0x00 },
        { ADAU1373_PLL_CTRL6(0),        0x02 },
        { ADAU1373_DPLL_CTRL(1),        0x00 },
        { ADAU1373_PLL_CTRL1(1),        0x00 },
        { ADAU1373_PLL_CTRL2(1),        0x00 },
        { ADAU1373_PLL_CTRL3(1),        0x00 },
        { ADAU1373_PLL_CTRL4(1),        0x00 },
        { ADAU1373_PLL_CTRL5(1),        0x00 },
        { ADAU1373_PLL_CTRL6(1),        0x02 },
        { ADAU1373_HEADDECT,            0x00 },
        { ADAU1373_ADC_CTRL,            0x00 },
        { ADAU1373_CLK_SRC_DIV(0),      0x00 },
        { ADAU1373_CLK_SRC_DIV(1),      0x00 },
        { ADAU1373_DAI(0),              0x0a },
        { ADAU1373_DAI(1),              0x0a },
        { ADAU1373_DAI(2),              0x0a },
        { ADAU1373_BCLKDIV(0),          0x00 },
        { ADAU1373_BCLKDIV(1),          0x00 },
        { ADAU1373_BCLKDIV(2),          0x00 },
        { ADAU1373_SRC_RATIOA(0),       0x00 },
        { ADAU1373_SRC_RATIOB(0),       0x00 },
        { ADAU1373_SRC_RATIOA(1),       0x00 },
        { ADAU1373_SRC_RATIOB(1),       0x00 },
        { ADAU1373_SRC_RATIOA(2),       0x00 },
        { ADAU1373_SRC_RATIOB(2),       0x00 },
        { ADAU1373_DEEMP_CTRL,          0x00 },
        { ADAU1373_SRC_DAI_CTRL(0),     0x08 },
        { ADAU1373_SRC_DAI_CTRL(1),     0x08 },
        { ADAU1373_SRC_DAI_CTRL(2),     0x08 },
        { ADAU1373_DIN_MIX_CTRL(0),     0x00 },
        { ADAU1373_DIN_MIX_CTRL(1),     0x00 },
        { ADAU1373_DIN_MIX_CTRL(2),     0x00 },
        { ADAU1373_DIN_MIX_CTRL(3),     0x00 },
        { ADAU1373_DIN_MIX_CTRL(4),     0x00 },
        { ADAU1373_DOUT_MIX_CTRL(0),    0x00 },
        { ADAU1373_DOUT_MIX_CTRL(1),    0x00 },
        { ADAU1373_DOUT_MIX_CTRL(2),    0x00 },
        { ADAU1373_DOUT_MIX_CTRL(3),    0x00 },
        { ADAU1373_DOUT_MIX_CTRL(4),    0x00 },
        { ADAU1373_DAI_PBL_VOL(0),      0x00 },
        { ADAU1373_DAI_PBR_VOL(0),      0x00 },
        { ADAU1373_DAI_PBL_VOL(1),      0x00 },
        { ADAU1373_DAI_PBR_VOL(1),      0x00 },
        { ADAU1373_DAI_PBL_VOL(2),      0x00 },
        { ADAU1373_DAI_PBR_VOL(2),      0x00 },
        { ADAU1373_DAI_RECL_VOL(0),     0x00 },
        { ADAU1373_DAI_RECR_VOL(0),     0x00 },
        { ADAU1373_DAI_RECL_VOL(1),     0x00 },
        { ADAU1373_DAI_RECR_VOL(1),     0x00 },
        { ADAU1373_DAI_RECL_VOL(2),     0x00 },
        { ADAU1373_DAI_RECR_VOL(2),     0x00 },
        { ADAU1373_DAC1_PBL_VOL,        0x00 },
        { ADAU1373_DAC1_PBR_VOL,        0x00 },
        { ADAU1373_DAC2_PBL_VOL,        0x00 },
        { ADAU1373_DAC2_PBR_VOL,        0x00 },
        { ADAU1373_ADC_RECL_VOL,        0x00 },
        { ADAU1373_ADC_RECR_VOL,        0x00 },
        { ADAU1373_DMIC_RECL_VOL,       0x00 },
        { ADAU1373_DMIC_RECR_VOL,       0x00 },
        { ADAU1373_VOL_GAIN1,           0x00 },
        { ADAU1373_VOL_GAIN2,           0x00 },
        { ADAU1373_VOL_GAIN3,           0x00 },
        { ADAU1373_HPF_CTRL,            0x00 },
        { ADAU1373_BASS1,               0x00 },
        { ADAU1373_BASS2,               0x00 },
        { ADAU1373_DRC(0) + 0x0,        0x78 },
        { ADAU1373_DRC(0) + 0x1,        0x18 },
        { ADAU1373_DRC(0) + 0x2,        0x00 },
        { ADAU1373_DRC(0) + 0x3,        0x00 },
        { ADAU1373_DRC(0) + 0x4,        0x00 },
        { ADAU1373_DRC(0) + 0x5,        0xc0 },
        { ADAU1373_DRC(0) + 0x6,        0x00 },
        { ADAU1373_DRC(0) + 0x7,        0x00 },
        { ADAU1373_DRC(0) + 0x8,        0x00 },
        { ADAU1373_DRC(0) + 0x9,        0xc0 },
        { ADAU1373_DRC(0) + 0xa,        0x88 },
        { ADAU1373_DRC(0) + 0xb,        0x7a },
        { ADAU1373_DRC(0) + 0xc,        0xdf },
        { ADAU1373_DRC(0) + 0xd,        0x20 },
        { ADAU1373_DRC(0) + 0xe,        0x00 },
        { ADAU1373_DRC(0) + 0xf,        0x00 },
        { ADAU1373_DRC(1) + 0x0,        0x78 },
        { ADAU1373_DRC(1) + 0x1,        0x18 },
        { ADAU1373_DRC(1) + 0x2,        0x00 },
        { ADAU1373_DRC(1) + 0x3,        0x00 },
        { ADAU1373_DRC(1) + 0x4,        0x00 },
        { ADAU1373_DRC(1) + 0x5,        0xc0 },
        { ADAU1373_DRC(1) + 0x6,        0x00 },
        { ADAU1373_DRC(1) + 0x7,        0x00 },
        { ADAU1373_DRC(1) + 0x8,        0x00 },
        { ADAU1373_DRC(1) + 0x9,        0xc0 },
        { ADAU1373_DRC(1) + 0xa,        0x88 },
        { ADAU1373_DRC(1) + 0xb,        0x7a },
        { ADAU1373_DRC(1) + 0xc,        0xdf },
        { ADAU1373_DRC(1) + 0xd,        0x20 },
        { ADAU1373_DRC(1) + 0xe,        0x00 },
        { ADAU1373_DRC(1) + 0xf,        0x00 },
        { ADAU1373_DRC(2) + 0x0,        0x78 },
        { ADAU1373_DRC(2) + 0x1,        0x18 },
        { ADAU1373_DRC(2) + 0x2,        0x00 },
        { ADAU1373_DRC(2) + 0x3,        0x00 },
        { ADAU1373_DRC(2) + 0x4,        0x00 },
        { ADAU1373_DRC(2) + 0x5,        0xc0 },
        { ADAU1373_DRC(2) + 0x6,        0x00 },
        { ADAU1373_DRC(2) + 0x7,        0x00 },
        { ADAU1373_DRC(2) + 0x8,        0x00 },
        { ADAU1373_DRC(2) + 0x9,        0xc0 },
        { ADAU1373_DRC(2) + 0xa,        0x88 },
        { ADAU1373_DRC(2) + 0xb,        0x7a },
        { ADAU1373_DRC(2) + 0xc,        0xdf },
        { ADAU1373_DRC(2) + 0xd,        0x20 },
        { ADAU1373_DRC(2) + 0xe,        0x00 },
        { ADAU1373_DRC(2) + 0xf,        0x00 },
        { ADAU1373_3D_CTRL1,            0x00 },
        { ADAU1373_3D_CTRL2,            0x00 },
        { ADAU1373_FDSP_SEL1,           0x00 },
        { ADAU1373_FDSP_SEL2,           0x00 },
        { ADAU1373_FDSP_SEL2,           0x00 },
        { ADAU1373_FDSP_SEL4,           0x00 },
        { ADAU1373_DIGMICCTRL,          0x00 },
        { ADAU1373_DIGEN,               0x00 },
};

static const DECLARE_TLV_DB_RANGE(adau1373_out_tlv,
        0, 7, TLV_DB_SCALE_ITEM(-7900, 400, 1),
        8, 15, TLV_DB_SCALE_ITEM(-4700, 300, 0),
        16, 23, TLV_DB_SCALE_ITEM(-2300, 200, 0),
        24, 31, TLV_DB_SCALE_ITEM(-700, 100, 0)
);

static const DECLARE_TLV_DB_MINMAX(adau1373_digital_tlv, -9563, 0);
static const DECLARE_TLV_DB_SCALE(adau1373_in_pga_tlv, -1300, 100, 1);
static const DECLARE_TLV_DB_SCALE(adau1373_ep_tlv, -600, 600, 1);

static const DECLARE_TLV_DB_SCALE(adau1373_input_boost_tlv, 0, 2000, 0);
static const DECLARE_TLV_DB_SCALE(adau1373_gain_boost_tlv, 0, 600, 0);
static const DECLARE_TLV_DB_SCALE(adau1373_speaker_boost_tlv, 1200, 600, 0);

static const char *adau1373_fdsp_sel_text[] = {
        "None",
        "Channel 1",
        "Channel 2",
        "Channel 3",
        "Channel 4",
        "Channel 5",
};

static SOC_ENUM_SINGLE_DECL(adau1373_drc1_channel_enum,
        ADAU1373_FDSP_SEL1, 4, adau1373_fdsp_sel_text);
static SOC_ENUM_SINGLE_DECL(adau1373_drc2_channel_enum,
        ADAU1373_FDSP_SEL1, 0, adau1373_fdsp_sel_text);
static SOC_ENUM_SINGLE_DECL(adau1373_drc3_channel_enum,
        ADAU1373_FDSP_SEL2, 0, adau1373_fdsp_sel_text);
static SOC_ENUM_SINGLE_DECL(adau1373_hpf_channel_enum,
        ADAU1373_FDSP_SEL3, 0, adau1373_fdsp_sel_text);
static SOC_ENUM_SINGLE_DECL(adau1373_bass_channel_enum,
        ADAU1373_FDSP_SEL4, 4, adau1373_fdsp_sel_text);

static const char *adau1373_hpf_cutoff_text[] = {
        "3.7Hz", "50Hz", "100Hz", "150Hz", "200Hz", "250Hz", "300Hz", "350Hz",
        "400Hz", "450Hz", "500Hz", "550Hz", "600Hz", "650Hz", "700Hz", "750Hz",
        "800Hz",
};

static SOC_ENUM_SINGLE_DECL(adau1373_hpf_cutoff_enum,
        ADAU1373_HPF_CTRL, 3, adau1373_hpf_cutoff_text);

static const char *adau1373_bass_lpf_cutoff_text[] = {
        "801Hz", "1001Hz",
};

static const char *adau1373_bass_clip_level_text[] = {
        "0.125", "0.250", "0.370", "0.500", "0.625", "0.750", "0.875",
};

static const unsigned int adau1373_bass_clip_level_values[] = {
        1, 2, 3, 4, 5, 6, 7,
};

static const char *adau1373_bass_hpf_cutoff_text[] = {
        "158Hz", "232Hz", "347Hz", "520Hz",
};

static const DECLARE_TLV_DB_RANGE(adau1373_bass_tlv,
        0, 2, TLV_DB_SCALE_ITEM(-600, 600, 1),
        3, 4, TLV_DB_SCALE_ITEM(950, 250, 0),
        5, 7, TLV_DB_SCALE_ITEM(1400, 150, 0)
);

static SOC_ENUM_SINGLE_DECL(adau1373_bass_lpf_cutoff_enum,
        ADAU1373_BASS1, 5, adau1373_bass_lpf_cutoff_text);

static SOC_VALUE_ENUM_SINGLE_DECL(adau1373_bass_clip_level_enum,
        ADAU1373_BASS1, 2, 7, adau1373_bass_clip_level_text,
        adau1373_bass_clip_level_values);

static SOC_ENUM_SINGLE_DECL(adau1373_bass_hpf_cutoff_enum,
        ADAU1373_BASS1, 0, adau1373_bass_hpf_cutoff_text);

static const char *adau1373_3d_level_text[] = {
        "0%", "6.67%", "13.33%", "20%", "26.67%", "33.33%",
        "40%", "46.67%", "53.33%", "60%", "66.67%", "73.33%",
        "80%", "86.67", "99.33%", "100%"
};

static const char *adau1373_3d_cutoff_text[] = {
        "No 3D", "0.03125 fs", "0.04583 fs", "0.075 fs", "0.11458 fs",
        "0.16875 fs", "0.27083 fs"
};

static SOC_ENUM_SINGLE_DECL(adau1373_3d_level_enum,
        ADAU1373_3D_CTRL1, 4, adau1373_3d_level_text);
static SOC_ENUM_SINGLE_DECL(adau1373_3d_cutoff_enum,
        ADAU1373_3D_CTRL1, 0, adau1373_3d_cutoff_text);

static const DECLARE_TLV_DB_RANGE(adau1373_3d_tlv,
        0, 0, TLV_DB_SCALE_ITEM(0, 0, 0),
        1, 7, TLV_DB_LINEAR_ITEM(-1800, -120)
);

static const char *adau1373_lr_mux_text[] = {
        "Mute",
        "Right Channel (L+R)",
        "Left Channel (L+R)",
        "Stereo",
};

static SOC_ENUM_SINGLE_DECL(adau1373_lineout1_lr_mux_enum,
        ADAU1373_OUTPUT_CTRL, 4, adau1373_lr_mux_text);
static SOC_ENUM_SINGLE_DECL(adau1373_lineout2_lr_mux_enum,
        ADAU1373_OUTPUT_CTRL, 6, adau1373_lr_mux_text);
static SOC_ENUM_SINGLE_DECL(adau1373_speaker_lr_mux_enum,
        ADAU1373_LS_CTRL, 4, adau1373_lr_mux_text);

static const struct snd_kcontrol_new adau1373_controls[] = {
        SOC_DOUBLE_R_TLV("AIF1 Capture Volume", ADAU1373_DAI_RECL_VOL(0),
                ADAU1373_DAI_RECR_VOL(0), 0, 0xff, 1, adau1373_digital_tlv),
        SOC_DOUBLE_R_TLV("AIF2 Capture Volume", ADAU1373_DAI_RECL_VOL(1),
                ADAU1373_DAI_RECR_VOL(1), 0, 0xff, 1, adau1373_digital_tlv),
        SOC_DOUBLE_R_TLV("AIF3 Capture Volume", ADAU1373_DAI_RECL_VOL(2),
                ADAU1373_DAI_RECR_VOL(2), 0, 0xff, 1, adau1373_digital_tlv),

        SOC_DOUBLE_R_TLV("ADC Capture Volume", ADAU1373_ADC_RECL_VOL,
                ADAU1373_ADC_RECR_VOL, 0, 0xff, 1, adau1373_digital_tlv),
        SOC_DOUBLE_R_TLV("DMIC Capture Volume", ADAU1373_DMIC_RECL_VOL,
                ADAU1373_DMIC_RECR_VOL, 0, 0xff, 1, adau1373_digital_tlv),

        SOC_DOUBLE_R_TLV("AIF1 Playback Volume", ADAU1373_DAI_PBL_VOL(0),
                ADAU1373_DAI_PBR_VOL(0), 0, 0xff, 1, adau1373_digital_tlv),
        SOC_DOUBLE_R_TLV("AIF2 Playback Volume", ADAU1373_DAI_PBL_VOL(1),
                ADAU1373_DAI_PBR_VOL(1), 0, 0xff, 1, adau1373_digital_tlv),
        SOC_DOUBLE_R_TLV("AIF3 Playback Volume", ADAU1373_DAI_PBL_VOL(2),
                ADAU1373_DAI_PBR_VOL(2), 0, 0xff, 1, adau1373_digital_tlv),

        SOC_DOUBLE_R_TLV("DAC1 Playback Volume", ADAU1373_DAC1_PBL_VOL,
                ADAU1373_DAC1_PBR_VOL, 0, 0xff, 1, adau1373_digital_tlv),
        SOC_DOUBLE_R_TLV("DAC2 Playback Volume", ADAU1373_DAC2_PBL_VOL,
                ADAU1373_DAC2_PBR_VOL, 0, 0xff, 1, adau1373_digital_tlv),

        SOC_DOUBLE_R_TLV("Lineout1 Playback Volume", ADAU1373_LLINE_OUT(0),
                ADAU1373_RLINE_OUT(0), 0, 0x1f, 0, adau1373_out_tlv),
        SOC_DOUBLE_R_TLV("Speaker Playback Volume", ADAU1373_LSPK_OUT,
                ADAU1373_RSPK_OUT, 0, 0x1f, 0, adau1373_out_tlv),
        SOC_DOUBLE_R_TLV("Headphone Playback Volume", ADAU1373_LHP_OUT,
                ADAU1373_RHP_OUT, 0, 0x1f, 0, adau1373_out_tlv),

        SOC_DOUBLE_R_TLV("Input 1 Capture Volume", ADAU1373_AINL_CTRL(0),
                ADAU1373_AINR_CTRL(0), 0, 0x1f, 0, adau1373_in_pga_tlv),
        SOC_DOUBLE_R_TLV("Input 2 Capture Volume", ADAU1373_AINL_CTRL(1),
                ADAU1373_AINR_CTRL(1), 0, 0x1f, 0, adau1373_in_pga_tlv),
        SOC_DOUBLE_R_TLV("Input 3 Capture Volume", ADAU1373_AINL_CTRL(2),
                ADAU1373_AINR_CTRL(2), 0, 0x1f, 0, adau1373_in_pga_tlv),
        SOC_DOUBLE_R_TLV("Input 4 Capture Volume", ADAU1373_AINL_CTRL(3),
                ADAU1373_AINR_CTRL(3), 0, 0x1f, 0, adau1373_in_pga_tlv),

        SOC_SINGLE_TLV("Earpiece Playback Volume", ADAU1373_EP_CTRL, 0, 3, 0,
                adau1373_ep_tlv),

        SOC_DOUBLE_TLV("AIF3 Boost Playback Volume", ADAU1373_VOL_GAIN1, 4, 5,
                1, 0, adau1373_gain_boost_tlv),
        SOC_DOUBLE_TLV("AIF2 Boost Playback Volume", ADAU1373_VOL_GAIN1, 2, 3,
                1, 0, adau1373_gain_boost_tlv),
        SOC_DOUBLE_TLV("AIF1 Boost Playback Volume", ADAU1373_VOL_GAIN1, 0, 1,
                1, 0, adau1373_gain_boost_tlv),
        SOC_DOUBLE_TLV("AIF3 Boost Capture Volume", ADAU1373_VOL_GAIN2, 4, 5,
                1, 0, adau1373_gain_boost_tlv),
        SOC_DOUBLE_TLV("AIF2 Boost Capture Volume", ADAU1373_VOL_GAIN2, 2, 3,
                1, 0, adau1373_gain_boost_tlv),
        SOC_DOUBLE_TLV("AIF1 Boost Capture Volume", ADAU1373_VOL_GAIN2, 0, 1,
                1, 0, adau1373_gain_boost_tlv),
        SOC_DOUBLE_TLV("DMIC Boost Capture Volume", ADAU1373_VOL_GAIN3, 6, 7,
                1, 0, adau1373_gain_boost_tlv),
        SOC_DOUBLE_TLV("ADC Boost Capture Volume", ADAU1373_VOL_GAIN3, 4, 5,
                1, 0, adau1373_gain_boost_tlv),
        SOC_DOUBLE_TLV("DAC2 Boost Playback Volume", ADAU1373_VOL_GAIN3, 2, 3,
                1, 0, adau1373_gain_boost_tlv),
        SOC_DOUBLE_TLV("DAC1 Boost Playback Volume", ADAU1373_VOL_GAIN3, 0, 1,
                1, 0, adau1373_gain_boost_tlv),

        SOC_DOUBLE_TLV("Input 1 Boost Capture Volume", ADAU1373_ADC_GAIN, 0, 4,
                1, 0, adau1373_input_boost_tlv),
        SOC_DOUBLE_TLV("Input 2 Boost Capture Volume", ADAU1373_ADC_GAIN, 1, 5,
                1, 0, adau1373_input_boost_tlv),
        SOC_DOUBLE_TLV("Input 3 Boost Capture Volume", ADAU1373_ADC_GAIN, 2, 6,
                1, 0, adau1373_input_boost_tlv),
        SOC_DOUBLE_TLV("Input 4 Boost Capture Volume", ADAU1373_ADC_GAIN, 3, 7,
                1, 0, adau1373_input_boost_tlv),

        SOC_DOUBLE_TLV("Speaker Boost Playback Volume", ADAU1373_LS_CTRL, 2, 3,
                1, 0, adau1373_speaker_boost_tlv),

        SOC_ENUM("Lineout1 LR Mux", adau1373_lineout1_lr_mux_enum),
        SOC_ENUM("Speaker LR Mux", adau1373_speaker_lr_mux_enum),

        SOC_ENUM("HPF Cutoff", adau1373_hpf_cutoff_enum),
        SOC_DOUBLE("HPF Switch", ADAU1373_HPF_CTRL, 1, 0, 1, 0),
        SOC_ENUM("HPF Channel", adau1373_hpf_channel_enum),

        SOC_ENUM("Bass HPF Cutoff", adau1373_bass_hpf_cutoff_enum),
        SOC_ENUM("Bass Clip Level Threshold", adau1373_bass_clip_level_enum),
        SOC_ENUM("Bass LPF Cutoff", adau1373_bass_lpf_cutoff_enum),
        SOC_DOUBLE("Bass Playback Switch", ADAU1373_BASS2, 0, 1, 1, 0),
        SOC_SINGLE_TLV("Bass Playback Volume", ADAU1373_BASS2, 2, 7, 0,
            adau1373_bass_tlv),
        SOC_ENUM("Bass Channel", adau1373_bass_channel_enum),

        SOC_ENUM("3D Freq", adau1373_3d_cutoff_enum),
        SOC_ENUM("3D Level", adau1373_3d_level_enum),
        SOC_SINGLE("3D Playback Switch", ADAU1373_3D_CTRL2, 0, 1, 0),
        SOC_SINGLE_TLV("3D Playback Volume", ADAU1373_3D_CTRL2, 2, 7, 0,
                adau1373_3d_tlv),
        SOC_ENUM("3D Channel", adau1373_bass_channel_enum),

        SOC_SINGLE("Zero Cross Switch", ADAU1373_PWDN_CTRL3, 7, 1, 0),
};

static const struct snd_kcontrol_new adau1373_lineout2_controls[] = {
        SOC_DOUBLE_R_TLV("Lineout2 Playback Volume", ADAU1373_LLINE_OUT(1),
                ADAU1373_RLINE_OUT(1), 0, 0x1f, 0, adau1373_out_tlv),
        SOC_ENUM("Lineout2 LR Mux", adau1373_lineout2_lr_mux_enum),
};

static const struct snd_kcontrol_new adau1373_drc_controls[] = {
        SOC_ENUM("DRC1 Channel", adau1373_drc1_channel_enum),
        SOC_ENUM("DRC2 Channel", adau1373_drc2_channel_enum),
        SOC_ENUM("DRC3 Channel", adau1373_drc3_channel_enum),
};

static int adau1373_pll_event(struct snd_soc_dapm_widget *w,
        struct snd_kcontrol *kcontrol, int event)
{
        struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
        struct adau1373 *adau1373 = snd_soc_component_get_drvdata(component);
        unsigned int pll_id = w->name[3] - '1';
        unsigned int val;

        if (SND_SOC_DAPM_EVENT_ON(event))
                val = ADAU1373_PLL_CTRL6_PLL_EN;
        else
                val = 0;

        regmap_update_bits(adau1373->regmap, ADAU1373_PLL_CTRL6(pll_id),
                ADAU1373_PLL_CTRL6_PLL_EN, val);

        if (SND_SOC_DAPM_EVENT_ON(event))
                mdelay(5);

        return 0;
}

static const char *adau1373_decimator_text[] = {
        "ADC",
        "DMIC1",
};

static SOC_ENUM_SINGLE_VIRT_DECL(adau1373_decimator_enum,
        adau1373_decimator_text);

static const struct snd_kcontrol_new adau1373_decimator_mux =
        SOC_DAPM_ENUM("Decimator Mux", adau1373_decimator_enum);

static const struct snd_kcontrol_new adau1373_left_adc_mixer_controls[] = {
        SOC_DAPM_SINGLE("DAC1 Switch", ADAU1373_LADC_MIXER, 4, 1, 0),
        SOC_DAPM_SINGLE("Input 4 Switch", ADAU1373_LADC_MIXER, 3, 1, 0),
        SOC_DAPM_SINGLE("Input 3 Switch", ADAU1373_LADC_MIXER, 2, 1, 0),
        SOC_DAPM_SINGLE("Input 2 Switch", ADAU1373_LADC_MIXER, 1, 1, 0),
        SOC_DAPM_SINGLE("Input 1 Switch", ADAU1373_LADC_MIXER, 0, 1, 0),
};

static const struct snd_kcontrol_new adau1373_right_adc_mixer_controls[] = {
        SOC_DAPM_SINGLE("DAC1 Switch", ADAU1373_RADC_MIXER, 4, 1, 0),
        SOC_DAPM_SINGLE("Input 4 Switch", ADAU1373_RADC_MIXER, 3, 1, 0),
        SOC_DAPM_SINGLE("Input 3 Switch", ADAU1373_RADC_MIXER, 2, 1, 0),
        SOC_DAPM_SINGLE("Input 2 Switch", ADAU1373_RADC_MIXER, 1, 1, 0),
        SOC_DAPM_SINGLE("Input 1 Switch", ADAU1373_RADC_MIXER, 0, 1, 0),
};

#define DECLARE_ADAU1373_OUTPUT_MIXER_CTRLS(_name, _reg) \
const struct snd_kcontrol_new _name[] = { \
        SOC_DAPM_SINGLE("Left DAC2 Switch", _reg, 7, 1, 0), \
        SOC_DAPM_SINGLE("Right DAC2 Switch", _reg, 6, 1, 0), \
        SOC_DAPM_SINGLE("Left DAC1 Switch", _reg, 5, 1, 0), \
        SOC_DAPM_SINGLE("Right DAC1 Switch", _reg, 4, 1, 0), \
        SOC_DAPM_SINGLE("Input 4 Bypass Switch", _reg, 3, 1, 0), \
        SOC_DAPM_SINGLE("Input 3 Bypass Switch", _reg, 2, 1, 0), \
        SOC_DAPM_SINGLE("Input 2 Bypass Switch", _reg, 1, 1, 0), \
        SOC_DAPM_SINGLE("Input 1 Bypass Switch", _reg, 0, 1, 0), \
}

static DECLARE_ADAU1373_OUTPUT_MIXER_CTRLS(adau1373_left_line1_mixer_controls,
        ADAU1373_LLINE1_MIX);
static DECLARE_ADAU1373_OUTPUT_MIXER_CTRLS(adau1373_right_line1_mixer_controls,
        ADAU1373_RLINE1_MIX);
static DECLARE_ADAU1373_OUTPUT_MIXER_CTRLS(adau1373_left_line2_mixer_controls,
        ADAU1373_LLINE2_MIX);
static DECLARE_ADAU1373_OUTPUT_MIXER_CTRLS(adau1373_right_line2_mixer_controls,
        ADAU1373_RLINE2_MIX);
static DECLARE_ADAU1373_OUTPUT_MIXER_CTRLS(adau1373_left_spk_mixer_controls,
        ADAU1373_LSPK_MIX);
static DECLARE_ADAU1373_OUTPUT_MIXER_CTRLS(adau1373_right_spk_mixer_controls,
        ADAU1373_RSPK_MIX);
static DECLARE_ADAU1373_OUTPUT_MIXER_CTRLS(adau1373_ep_mixer_controls,
        ADAU1373_EP_MIX);

static const struct snd_kcontrol_new adau1373_left_hp_mixer_controls[] = {
        SOC_DAPM_SINGLE("Left DAC1 Switch", ADAU1373_LHP_MIX, 5, 1, 0),
        SOC_DAPM_SINGLE("Left DAC2 Switch", ADAU1373_LHP_MIX, 4, 1, 0),
        SOC_DAPM_SINGLE("Input 4 Bypass Switch", ADAU1373_LHP_MIX, 3, 1, 0),
        SOC_DAPM_SINGLE("Input 3 Bypass Switch", ADAU1373_LHP_MIX, 2, 1, 0),
        SOC_DAPM_SINGLE("Input 2 Bypass Switch", ADAU1373_LHP_MIX, 1, 1, 0),
        SOC_DAPM_SINGLE("Input 1 Bypass Switch", ADAU1373_LHP_MIX, 0, 1, 0),
};

static const struct snd_kcontrol_new adau1373_right_hp_mixer_controls[] = {
        SOC_DAPM_SINGLE("Right DAC1 Switch", ADAU1373_RHP_MIX, 5, 1, 0),
        SOC_DAPM_SINGLE("Right DAC2 Switch", ADAU1373_RHP_MIX, 4, 1, 0),
        SOC_DAPM_SINGLE("Input 4 Bypass Switch", ADAU1373_RHP_MIX, 3, 1, 0),
        SOC_DAPM_SINGLE("Input 3 Bypass Switch", ADAU1373_RHP_MIX, 2, 1, 0),
        SOC_DAPM_SINGLE("Input 2 Bypass Switch", ADAU1373_RHP_MIX, 1, 1, 0),
        SOC_DAPM_SINGLE("Input 1 Bypass Switch", ADAU1373_RHP_MIX, 0, 1, 0),
};

#define DECLARE_ADAU1373_DSP_CHANNEL_MIXER_CTRLS(_name, _reg) \
const struct snd_kcontrol_new _name[] = { \
        SOC_DAPM_SINGLE("DMIC2 Swapped Switch", _reg, 6, 1, 0), \
        SOC_DAPM_SINGLE("DMIC2 Switch", _reg, 5, 1, 0), \
        SOC_DAPM_SINGLE("ADC/DMIC1 Swapped Switch", _reg, 4, 1, 0), \
        SOC_DAPM_SINGLE("ADC/DMIC1 Switch", _reg, 3, 1, 0), \
        SOC_DAPM_SINGLE("AIF3 Switch", _reg, 2, 1, 0), \
        SOC_DAPM_SINGLE("AIF2 Switch", _reg, 1, 1, 0), \
        SOC_DAPM_SINGLE("AIF1 Switch", _reg, 0, 1, 0), \
}

static DECLARE_ADAU1373_DSP_CHANNEL_MIXER_CTRLS(adau1373_dsp_channel1_mixer_controls,
        ADAU1373_DIN_MIX_CTRL(0));
static DECLARE_ADAU1373_DSP_CHANNEL_MIXER_CTRLS(adau1373_dsp_channel2_mixer_controls,
        ADAU1373_DIN_MIX_CTRL(1));
static DECLARE_ADAU1373_DSP_CHANNEL_MIXER_CTRLS(adau1373_dsp_channel3_mixer_controls,
        ADAU1373_DIN_MIX_CTRL(2));
static DECLARE_ADAU1373_DSP_CHANNEL_MIXER_CTRLS(adau1373_dsp_channel4_mixer_controls,
        ADAU1373_DIN_MIX_CTRL(3));
static DECLARE_ADAU1373_DSP_CHANNEL_MIXER_CTRLS(adau1373_dsp_channel5_mixer_controls,
        ADAU1373_DIN_MIX_CTRL(4));

#define DECLARE_ADAU1373_DSP_OUTPUT_MIXER_CTRLS(_name, _reg) \
const struct snd_kcontrol_new _name[] = { \
        SOC_DAPM_SINGLE("DSP Channel5 Switch", _reg, 4, 1, 0), \
        SOC_DAPM_SINGLE("DSP Channel4 Switch", _reg, 3, 1, 0), \
        SOC_DAPM_SINGLE("DSP Channel3 Switch", _reg, 2, 1, 0), \
        SOC_DAPM_SINGLE("DSP Channel2 Switch", _reg, 1, 1, 0), \
        SOC_DAPM_SINGLE("DSP Channel1 Switch", _reg, 0, 1, 0), \
}

static DECLARE_ADAU1373_DSP_OUTPUT_MIXER_CTRLS(adau1373_aif1_mixer_controls,
        ADAU1373_DOUT_MIX_CTRL(0));
static DECLARE_ADAU1373_DSP_OUTPUT_MIXER_CTRLS(adau1373_aif2_mixer_controls,
        ADAU1373_DOUT_MIX_CTRL(1));
static DECLARE_ADAU1373_DSP_OUTPUT_MIXER_CTRLS(adau1373_aif3_mixer_controls,
        ADAU1373_DOUT_MIX_CTRL(2));
static DECLARE_ADAU1373_DSP_OUTPUT_MIXER_CTRLS(adau1373_dac1_mixer_controls,
        ADAU1373_DOUT_MIX_CTRL(3));
static DECLARE_ADAU1373_DSP_OUTPUT_MIXER_CTRLS(adau1373_dac2_mixer_controls,
        ADAU1373_DOUT_MIX_CTRL(4));

static const struct snd_soc_dapm_widget adau1373_dapm_widgets[] = {
        /* Datasheet claims Left ADC is bit 6 and Right ADC is bit 7, but that
         * doesn't seem to be the case. */
        SND_SOC_DAPM_ADC("Left ADC", NULL, ADAU1373_PWDN_CTRL1, 7, 0),
        SND_SOC_DAPM_ADC("Right ADC", NULL, ADAU1373_PWDN_CTRL1, 6, 0),

        SND_SOC_DAPM_ADC("DMIC1", NULL, ADAU1373_DIGMICCTRL, 0, 0),
        SND_SOC_DAPM_ADC("DMIC2", NULL, ADAU1373_DIGMICCTRL, 2, 0),

        SND_SOC_DAPM_MUX("Decimator Mux", SND_SOC_NOPM, 0, 0,
                &adau1373_decimator_mux),

        SND_SOC_DAPM_SUPPLY("MICBIAS2", ADAU1373_PWDN_CTRL1, 5, 0, NULL, 0),
        SND_SOC_DAPM_SUPPLY("MICBIAS1", ADAU1373_PWDN_CTRL1, 4, 0, NULL, 0),

        SND_SOC_DAPM_PGA("IN4PGA", ADAU1373_PWDN_CTRL1, 3, 0, NULL, 0),
        SND_SOC_DAPM_PGA("IN3PGA", ADAU1373_PWDN_CTRL1, 2, 0, NULL, 0),
        SND_SOC_DAPM_PGA("IN2PGA", ADAU1373_PWDN_CTRL1, 1, 0, NULL, 0),
        SND_SOC_DAPM_PGA("IN1PGA", ADAU1373_PWDN_CTRL1, 0, 0, NULL, 0),

        SND_SOC_DAPM_DAC("Left DAC2", NULL, ADAU1373_PWDN_CTRL2, 7, 0),
        SND_SOC_DAPM_DAC("Right DAC2", NULL, ADAU1373_PWDN_CTRL2, 6, 0),
        SND_SOC_DAPM_DAC("Left DAC1", NULL, ADAU1373_PWDN_CTRL2, 5, 0),
        SND_SOC_DAPM_DAC("Right DAC1", NULL, ADAU1373_PWDN_CTRL2, 4, 0),

        SOC_MIXER_ARRAY("Left ADC Mixer", SND_SOC_NOPM, 0, 0,
                adau1373_left_adc_mixer_controls),
        SOC_MIXER_ARRAY("Right ADC Mixer", SND_SOC_NOPM, 0, 0,
                adau1373_right_adc_mixer_controls),

        SOC_MIXER_ARRAY("Left Lineout2 Mixer", ADAU1373_PWDN_CTRL2, 3, 0,
                adau1373_left_line2_mixer_controls),
        SOC_MIXER_ARRAY("Right Lineout2 Mixer", ADAU1373_PWDN_CTRL2, 2, 0,
                adau1373_right_line2_mixer_controls),
        SOC_MIXER_ARRAY("Left Lineout1 Mixer", ADAU1373_PWDN_CTRL2, 1, 0,
                adau1373_left_line1_mixer_controls),
        SOC_MIXER_ARRAY("Right Lineout1 Mixer", ADAU1373_PWDN_CTRL2, 0, 0,
                adau1373_right_line1_mixer_controls),

        SOC_MIXER_ARRAY("Earpiece Mixer", ADAU1373_PWDN_CTRL3, 4, 0,
                adau1373_ep_mixer_controls),
        SOC_MIXER_ARRAY("Left Speaker Mixer", ADAU1373_PWDN_CTRL3, 3, 0,
                adau1373_left_spk_mixer_controls),
        SOC_MIXER_ARRAY("Right Speaker Mixer", ADAU1373_PWDN_CTRL3, 2, 0,
                adau1373_right_spk_mixer_controls),
        SOC_MIXER_ARRAY("Left Headphone Mixer", SND_SOC_NOPM, 0, 0,
                adau1373_left_hp_mixer_controls),
        SOC_MIXER_ARRAY("Right Headphone Mixer", SND_SOC_NOPM, 0, 0,
                adau1373_right_hp_mixer_controls),
        SND_SOC_DAPM_SUPPLY("Headphone Enable", ADAU1373_PWDN_CTRL3, 1, 0,
                NULL, 0),

        SND_SOC_DAPM_SUPPLY("AIF1 CLK", ADAU1373_SRC_DAI_CTRL(0), 0, 0,
            NULL, 0),
        SND_SOC_DAPM_SUPPLY("AIF2 CLK", ADAU1373_SRC_DAI_CTRL(1), 0, 0,
            NULL, 0),
        SND_SOC_DAPM_SUPPLY("AIF3 CLK", ADAU1373_SRC_DAI_CTRL(2), 0, 0,
            NULL, 0),
        SND_SOC_DAPM_SUPPLY("AIF1 IN SRC", ADAU1373_SRC_DAI_CTRL(0), 2, 0,
            NULL, 0),
        SND_SOC_DAPM_SUPPLY("AIF1 OUT SRC", ADAU1373_SRC_DAI_CTRL(0), 1, 0,
            NULL, 0),
        SND_SOC_DAPM_SUPPLY("AIF2 IN SRC", ADAU1373_SRC_DAI_CTRL(1), 2, 0,
            NULL, 0),
        SND_SOC_DAPM_SUPPLY("AIF2 OUT SRC", ADAU1373_SRC_DAI_CTRL(1), 1, 0,
            NULL, 0),
        SND_SOC_DAPM_SUPPLY("AIF3 IN SRC", ADAU1373_SRC_DAI_CTRL(2), 2, 0,
            NULL, 0),
        SND_SOC_DAPM_SUPPLY("AIF3 OUT SRC", ADAU1373_SRC_DAI_CTRL(2), 1, 0,
            NULL, 0),

        SND_SOC_DAPM_AIF_IN("AIF1 IN", "AIF1 Playback", 0, SND_SOC_NOPM, 0, 0),
        SND_SOC_DAPM_AIF_OUT("AIF1 OUT", "AIF1 Capture", 0, SND_SOC_NOPM, 0, 0),
        SND_SOC_DAPM_AIF_IN("AIF2 IN", "AIF2 Playback", 0, SND_SOC_NOPM, 0, 0),
        SND_SOC_DAPM_AIF_OUT("AIF2 OUT", "AIF2 Capture", 0, SND_SOC_NOPM, 0, 0),
        SND_SOC_DAPM_AIF_IN("AIF3 IN", "AIF3 Playback", 0, SND_SOC_NOPM, 0, 0),
        SND_SOC_DAPM_AIF_OUT("AIF3 OUT", "AIF3 Capture", 0, SND_SOC_NOPM, 0, 0),

        SOC_MIXER_ARRAY("DSP Channel1 Mixer", SND_SOC_NOPM, 0, 0,
                adau1373_dsp_channel1_mixer_controls),
        SOC_MIXER_ARRAY("DSP Channel2 Mixer", SND_SOC_NOPM, 0, 0,
                adau1373_dsp_channel2_mixer_controls),
        SOC_MIXER_ARRAY("DSP Channel3 Mixer", SND_SOC_NOPM, 0, 0,
                adau1373_dsp_channel3_mixer_controls),
        SOC_MIXER_ARRAY("DSP Channel4 Mixer", SND_SOC_NOPM, 0, 0,
                adau1373_dsp_channel4_mixer_controls),
        SOC_MIXER_ARRAY("DSP Channel5 Mixer", SND_SOC_NOPM, 0, 0,
                adau1373_dsp_channel5_mixer_controls),

        SOC_MIXER_ARRAY("AIF1 Mixer", SND_SOC_NOPM, 0, 0,
                adau1373_aif1_mixer_controls),
        SOC_MIXER_ARRAY("AIF2 Mixer", SND_SOC_NOPM, 0, 0,
                adau1373_aif2_mixer_controls),
        SOC_MIXER_ARRAY("AIF3 Mixer", SND_SOC_NOPM, 0, 0,
                adau1373_aif3_mixer_controls),
        SOC_MIXER_ARRAY("DAC1 Mixer", SND_SOC_NOPM, 0, 0,
                adau1373_dac1_mixer_controls),
        SOC_MIXER_ARRAY("DAC2 Mixer", SND_SOC_NOPM, 0, 0,
                adau1373_dac2_mixer_controls),

        SND_SOC_DAPM_SUPPLY("DSP", ADAU1373_DIGEN, 4, 0, NULL, 0),
        SND_SOC_DAPM_SUPPLY("Recording Engine B", ADAU1373_DIGEN, 3, 0, NULL, 0),
        SND_SOC_DAPM_SUPPLY("Recording Engine A", ADAU1373_DIGEN, 2, 0, NULL, 0),
        SND_SOC_DAPM_SUPPLY("Playback Engine B", ADAU1373_DIGEN, 1, 0, NULL, 0),
        SND_SOC_DAPM_SUPPLY("Playback Engine A", ADAU1373_DIGEN, 0, 0, NULL, 0),

        SND_SOC_DAPM_SUPPLY("PLL1", SND_SOC_NOPM, 0, 0, adau1373_pll_event,
                SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
        SND_SOC_DAPM_SUPPLY("PLL2", SND_SOC_NOPM, 0, 0, adau1373_pll_event,
                SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
        SND_SOC_DAPM_SUPPLY("SYSCLK1", ADAU1373_CLK_SRC_DIV(0), 7, 0, NULL, 0),
        SND_SOC_DAPM_SUPPLY("SYSCLK2", ADAU1373_CLK_SRC_DIV(1), 7, 0, NULL, 0),

        SND_SOC_DAPM_INPUT("AIN1L"),
        SND_SOC_DAPM_INPUT("AIN1R"),
        SND_SOC_DAPM_INPUT("AIN2L"),
        SND_SOC_DAPM_INPUT("AIN2R"),
        SND_SOC_DAPM_INPUT("AIN3L"),
        SND_SOC_DAPM_INPUT("AIN3R"),
        SND_SOC_DAPM_INPUT("AIN4L"),
        SND_SOC_DAPM_INPUT("AIN4R"),

        SND_SOC_DAPM_INPUT("DMIC1DAT"),
        SND_SOC_DAPM_INPUT("DMIC2DAT"),

        SND_SOC_DAPM_OUTPUT("LOUT1L"),
        SND_SOC_DAPM_OUTPUT("LOUT1R"),
        SND_SOC_DAPM_OUTPUT("LOUT2L"),
        SND_SOC_DAPM_OUTPUT("LOUT2R"),
        SND_SOC_DAPM_OUTPUT("HPL"),
        SND_SOC_DAPM_OUTPUT("HPR"),
        SND_SOC_DAPM_OUTPUT("SPKL"),
        SND_SOC_DAPM_OUTPUT("SPKR"),
        SND_SOC_DAPM_OUTPUT("EP"),
};

static int adau1373_check_aif_clk(struct snd_soc_dapm_widget *source,
        struct snd_soc_dapm_widget *sink)
{
        struct snd_soc_component *component = snd_soc_dapm_to_component(source->dapm);
        struct adau1373 *adau1373 = snd_soc_component_get_drvdata(component);
        unsigned int dai;
        const char *clk;

        dai = sink->name[3] - '1';

        if (!adau1373->dais[dai].clock_provider)
                return 0;

        if (adau1373->dais[dai].clk_src == ADAU1373_CLK_SRC_PLL1)
                clk = "SYSCLK1";
        else
                clk = "SYSCLK2";

        return snd_soc_dapm_widget_name_cmp(source, clk) == 0;
}

static int adau1373_check_src(struct snd_soc_dapm_widget *source,
        struct snd_soc_dapm_widget *sink)
{
        struct snd_soc_component *component = snd_soc_dapm_to_component(source->dapm);
        struct adau1373 *adau1373 = snd_soc_component_get_drvdata(component);
        unsigned int dai;

        dai = sink->name[3] - '1';

        return adau1373->dais[dai].enable_src;
}

#define DSP_CHANNEL_MIXER_ROUTES(_sink) \
        { _sink, "DMIC2 Swapped Switch", "DMIC2" }, \
        { _sink, "DMIC2 Switch", "DMIC2" }, \
        { _sink, "ADC/DMIC1 Swapped Switch", "Decimator Mux" }, \
        { _sink, "ADC/DMIC1 Switch", "Decimator Mux" }, \
        { _sink, "AIF1 Switch", "AIF1 IN" }, \
        { _sink, "AIF2 Switch", "AIF2 IN" }, \
        { _sink, "AIF3 Switch", "AIF3 IN" }

#define DSP_OUTPUT_MIXER_ROUTES(_sink) \
        { _sink, "DSP Channel1 Switch", "DSP Channel1 Mixer" }, \
        { _sink, "DSP Channel2 Switch", "DSP Channel2 Mixer" }, \
        { _sink, "DSP Channel3 Switch", "DSP Channel3 Mixer" }, \
        { _sink, "DSP Channel4 Switch", "DSP Channel4 Mixer" }, \
        { _sink, "DSP Channel5 Switch", "DSP Channel5 Mixer" }

#define LEFT_OUTPUT_MIXER_ROUTES(_sink) \
        { _sink, "Right DAC2 Switch", "Right DAC2" }, \
        { _sink, "Left DAC2 Switch", "Left DAC2" }, \
        { _sink, "Right DAC1 Switch", "Right DAC1" }, \
        { _sink, "Left DAC1 Switch", "Left DAC1" }, \
        { _sink, "Input 1 Bypass Switch", "IN1PGA" }, \
        { _sink, "Input 2 Bypass Switch", "IN2PGA" }, \
        { _sink, "Input 3 Bypass Switch", "IN3PGA" }, \
        { _sink, "Input 4 Bypass Switch", "IN4PGA" }

#define RIGHT_OUTPUT_MIXER_ROUTES(_sink) \
        { _sink, "Right DAC2 Switch", "Right DAC2" }, \
        { _sink, "Left DAC2 Switch", "Left DAC2" }, \
        { _sink, "Right DAC1 Switch", "Right DAC1" }, \
        { _sink, "Left DAC1 Switch", "Left DAC1" }, \
        { _sink, "Input 1 Bypass Switch", "IN1PGA" }, \
        { _sink, "Input 2 Bypass Switch", "IN2PGA" }, \
        { _sink, "Input 3 Bypass Switch", "IN3PGA" }, \
        { _sink, "Input 4 Bypass Switch", "IN4PGA" }

static const struct snd_soc_dapm_route adau1373_dapm_routes[] = {
        { "Left ADC Mixer", "DAC1 Switch", "Left DAC1" },
        { "Left ADC Mixer", "Input 1 Switch", "IN1PGA" },
        { "Left ADC Mixer", "Input 2 Switch", "IN2PGA" },
        { "Left ADC Mixer", "Input 3 Switch", "IN3PGA" },
        { "Left ADC Mixer", "Input 4 Switch", "IN4PGA" },

        { "Right ADC Mixer", "DAC1 Switch", "Right DAC1" },
        { "Right ADC Mixer", "Input 1 Switch", "IN1PGA" },
        { "Right ADC Mixer", "Input 2 Switch", "IN2PGA" },
        { "Right ADC Mixer", "Input 3 Switch", "IN3PGA" },
        { "Right ADC Mixer", "Input 4 Switch", "IN4PGA" },

        { "Left ADC", NULL, "Left ADC Mixer" },
        { "Right ADC", NULL, "Right ADC Mixer" },

        { "Decimator Mux", "ADC", "Left ADC" },
        { "Decimator Mux", "ADC", "Right ADC" },
        { "Decimator Mux", "DMIC1", "DMIC1" },

        DSP_CHANNEL_MIXER_ROUTES("DSP Channel1 Mixer"),
        DSP_CHANNEL_MIXER_ROUTES("DSP Channel2 Mixer"),
        DSP_CHANNEL_MIXER_ROUTES("DSP Channel3 Mixer"),
        DSP_CHANNEL_MIXER_ROUTES("DSP Channel4 Mixer"),
        DSP_CHANNEL_MIXER_ROUTES("DSP Channel5 Mixer"),

        DSP_OUTPUT_MIXER_ROUTES("AIF1 Mixer"),
        DSP_OUTPUT_MIXER_ROUTES("AIF2 Mixer"),
        DSP_OUTPUT_MIXER_ROUTES("AIF3 Mixer"),
        DSP_OUTPUT_MIXER_ROUTES("DAC1 Mixer"),
        DSP_OUTPUT_MIXER_ROUTES("DAC2 Mixer"),

        { "AIF1 OUT", NULL, "AIF1 Mixer" },
        { "AIF2 OUT", NULL, "AIF2 Mixer" },
        { "AIF3 OUT", NULL, "AIF3 Mixer" },
        { "Left DAC1", NULL, "DAC1 Mixer" },
        { "Right DAC1", NULL, "DAC1 Mixer" },
        { "Left DAC2", NULL, "DAC2 Mixer" },
        { "Right DAC2", NULL, "DAC2 Mixer" },

        LEFT_OUTPUT_MIXER_ROUTES("Left Lineout1 Mixer"),
        RIGHT_OUTPUT_MIXER_ROUTES("Right Lineout1 Mixer"),
        LEFT_OUTPUT_MIXER_ROUTES("Left Lineout2 Mixer"),
        RIGHT_OUTPUT_MIXER_ROUTES("Right Lineout2 Mixer"),
        LEFT_OUTPUT_MIXER_ROUTES("Left Speaker Mixer"),
        RIGHT_OUTPUT_MIXER_ROUTES("Right Speaker Mixer"),

        { "Left Headphone Mixer", "Left DAC2 Switch", "Left DAC2" },
        { "Left Headphone Mixer", "Left DAC1 Switch", "Left DAC1" },
        { "Left Headphone Mixer", "Input 1 Bypass Switch", "IN1PGA" },
        { "Left Headphone Mixer", "Input 2 Bypass Switch", "IN2PGA" },
        { "Left Headphone Mixer", "Input 3 Bypass Switch", "IN3PGA" },
        { "Left Headphone Mixer", "Input 4 Bypass Switch", "IN4PGA" },
        { "Right Headphone Mixer", "Right DAC2 Switch", "Right DAC2" },
        { "Right Headphone Mixer", "Right DAC1 Switch", "Right DAC1" },
        { "Right Headphone Mixer", "Input 1 Bypass Switch", "IN1PGA" },
        { "Right Headphone Mixer", "Input 2 Bypass Switch", "IN2PGA" },
        { "Right Headphone Mixer", "Input 3 Bypass Switch", "IN3PGA" },
        { "Right Headphone Mixer", "Input 4 Bypass Switch", "IN4PGA" },

        { "Left Headphone Mixer", NULL, "Headphone Enable" },
        { "Right Headphone Mixer", NULL, "Headphone Enable" },

        { "Earpiece Mixer", "Right DAC2 Switch", "Right DAC2" },
        { "Earpiece Mixer", "Left DAC2 Switch", "Left DAC2" },
        { "Earpiece Mixer", "Right DAC1 Switch", "Right DAC1" },
        { "Earpiece Mixer", "Left DAC1 Switch", "Left DAC1" },
        { "Earpiece Mixer", "Input 1 Bypass Switch", "IN1PGA" },
        { "Earpiece Mixer", "Input 2 Bypass Switch", "IN2PGA" },
        { "Earpiece Mixer", "Input 3 Bypass Switch", "IN3PGA" },
        { "Earpiece Mixer", "Input 4 Bypass Switch", "IN4PGA" },

        { "LOUT1L", NULL, "Left Lineout1 Mixer" },
        { "LOUT1R", NULL, "Right Lineout1 Mixer" },
        { "LOUT2L", NULL, "Left Lineout2 Mixer" },
        { "LOUT2R", NULL, "Right Lineout2 Mixer" },
        { "SPKL", NULL, "Left Speaker Mixer" },
        { "SPKR", NULL, "Right Speaker Mixer" },
        { "HPL", NULL, "Left Headphone Mixer" },
        { "HPR", NULL, "Right Headphone Mixer" },
        { "EP", NULL, "Earpiece Mixer" },

        { "IN1PGA", NULL, "AIN1L" },
        { "IN2PGA", NULL, "AIN2L" },
        { "IN3PGA", NULL, "AIN3L" },
        { "IN4PGA", NULL, "AIN4L" },
        { "IN1PGA", NULL, "AIN1R" },
        { "IN2PGA", NULL, "AIN2R" },
        { "IN3PGA", NULL, "AIN3R" },
        { "IN4PGA", NULL, "AIN4R" },

        { "SYSCLK1", NULL, "PLL1" },
        { "SYSCLK2", NULL, "PLL2" },

        { "Left DAC1", NULL, "SYSCLK1" },
        { "Right DAC1", NULL, "SYSCLK1" },
        { "Left DAC2", NULL, "SYSCLK1" },
        { "Right DAC2", NULL, "SYSCLK1" },
        { "Left ADC", NULL, "SYSCLK1" },
        { "Right ADC", NULL, "SYSCLK1" },

        { "DSP", NULL, "SYSCLK1" },

        { "AIF1 Mixer", NULL, "DSP" },
        { "AIF2 Mixer", NULL, "DSP" },
        { "AIF3 Mixer", NULL, "DSP" },
        { "DAC1 Mixer", NULL, "DSP" },
        { "DAC2 Mixer", NULL, "DSP" },
        { "DAC1 Mixer", NULL, "Playback Engine A" },
        { "DAC2 Mixer", NULL, "Playback Engine B" },
        { "Left ADC Mixer", NULL, "Recording Engine A" },
        { "Right ADC Mixer", NULL, "Recording Engine A" },

        { "AIF1 CLK", NULL, "SYSCLK1", adau1373_check_aif_clk },
        { "AIF2 CLK", NULL, "SYSCLK1", adau1373_check_aif_clk },
        { "AIF3 CLK", NULL, "SYSCLK1", adau1373_check_aif_clk },
        { "AIF1 CLK", NULL, "SYSCLK2", adau1373_check_aif_clk },
        { "AIF2 CLK", NULL, "SYSCLK2", adau1373_check_aif_clk },
        { "AIF3 CLK", NULL, "SYSCLK2", adau1373_check_aif_clk },

        { "AIF1 IN", NULL, "AIF1 CLK" },
        { "AIF1 OUT", NULL, "AIF1 CLK" },
        { "AIF2 IN", NULL, "AIF2 CLK" },
        { "AIF2 OUT", NULL, "AIF2 CLK" },
        { "AIF3 IN", NULL, "AIF3 CLK" },
        { "AIF3 OUT", NULL, "AIF3 CLK" },
        { "AIF1 IN", NULL, "AIF1 IN SRC", adau1373_check_src },
        { "AIF1 OUT", NULL, "AIF1 OUT SRC", adau1373_check_src },
        { "AIF2 IN", NULL, "AIF2 IN SRC", adau1373_check_src },
        { "AIF2 OUT", NULL, "AIF2 OUT SRC", adau1373_check_src },
        { "AIF3 IN", NULL, "AIF3 IN SRC", adau1373_check_src },
        { "AIF3 OUT", NULL, "AIF3 OUT SRC", adau1373_check_src },

        { "DMIC1", NULL, "DMIC1DAT" },
        { "DMIC1", NULL, "SYSCLK1" },
        { "DMIC1", NULL, "Recording Engine A" },
        { "DMIC2", NULL, "DMIC2DAT" },
        { "DMIC2", NULL, "SYSCLK1" },
        { "DMIC2", NULL, "Recording Engine B" },
};

static int adau1373_hw_params(struct snd_pcm_substream *substream,
        struct snd_pcm_hw_params *params, struct snd_soc_dai *dai)
{
        struct snd_soc_component *component = dai->component;
        struct adau1373 *adau1373 = snd_soc_component_get_drvdata(component);
        struct adau1373_dai *adau1373_dai = &adau1373->dais[dai->id];
        unsigned int div;
        unsigned int freq;
        unsigned int ctrl;

        freq = adau1373_dai->sysclk;

        if (freq % params_rate(params) != 0)
                return -EINVAL;

        switch (freq / params_rate(params)) {
        case 1024: /* sysclk / 256 */
                div = 0;
                break;
        case 1536: /* 2/3 sysclk / 256 */
                div = 1;
                break;
        case 2048: /* 1/2 sysclk / 256 */
                div = 2;
                break;
        case 3072: /* 1/3 sysclk / 256 */
                div = 3;
                break;
        case 4096: /* 1/4 sysclk / 256 */
                div = 4;
                break;
        case 6144: /* 1/6 sysclk / 256 */
                div = 5;
                break;
        case 5632: /* 2/11 sysclk / 256 */
                div = 6;
                break;
        default:
                return -EINVAL;
        }

        adau1373_dai->enable_src = (div != 0);

        regmap_update_bits(adau1373->regmap, ADAU1373_BCLKDIV(dai->id),
                ADAU1373_BCLKDIV_SR_MASK | ADAU1373_BCLKDIV_BCLK_MASK,
                (div << 2) | ADAU1373_BCLKDIV_64);

        switch (params_width(params)) {
        case 16:
                ctrl = ADAU1373_DAI_WLEN_16;
                break;
        case 20:
                ctrl = ADAU1373_DAI_WLEN_20;
                break;
        case 24:
                ctrl = ADAU1373_DAI_WLEN_24;
                break;
        case 32:
                ctrl = ADAU1373_DAI_WLEN_32;
                break;
        default:
                return -EINVAL;
        }

        return regmap_update_bits(adau1373->regmap, ADAU1373_DAI(dai->id),
                        ADAU1373_DAI_WLEN_MASK, ctrl);
}

static int adau1373_set_dai_fmt(struct snd_soc_dai *dai, unsigned int fmt)
{
        struct snd_soc_component *component = dai->component;
        struct adau1373 *adau1373 = snd_soc_component_get_drvdata(component);
        struct adau1373_dai *adau1373_dai = &adau1373->dais[dai->id];
        unsigned int ctrl;

        switch (fmt & SND_SOC_DAIFMT_CLOCK_PROVIDER_MASK) {
        case SND_SOC_DAIFMT_CBP_CFP:
                ctrl = ADAU1373_DAI_MASTER;
                adau1373_dai->clock_provider = true;
                break;
        case SND_SOC_DAIFMT_CBC_CFC:
                ctrl = 0;
                adau1373_dai->clock_provider = false;
                break;
        default:
                return -EINVAL;
        }

        switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
        case SND_SOC_DAIFMT_I2S:
                ctrl |= ADAU1373_DAI_FORMAT_I2S;
                break;
        case SND_SOC_DAIFMT_LEFT_J:
                ctrl |= ADAU1373_DAI_FORMAT_LEFT_J;
                break;
        case SND_SOC_DAIFMT_RIGHT_J:
                ctrl |= ADAU1373_DAI_FORMAT_RIGHT_J;
                break;
        case SND_SOC_DAIFMT_DSP_B:
                ctrl |= ADAU1373_DAI_FORMAT_DSP;
                break;
        default:
                return -EINVAL;
        }

        switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
        case SND_SOC_DAIFMT_NB_NF:
                break;
        case SND_SOC_DAIFMT_IB_NF:
                ctrl |= ADAU1373_DAI_INVERT_BCLK;
                break;
        case SND_SOC_DAIFMT_NB_IF:
                ctrl |= ADAU1373_DAI_INVERT_LRCLK;
                break;
        case SND_SOC_DAIFMT_IB_IF:
                ctrl |= ADAU1373_DAI_INVERT_LRCLK | ADAU1373_DAI_INVERT_BCLK;
                break;
        default:
                return -EINVAL;
        }

        regmap_update_bits(adau1373->regmap, ADAU1373_DAI(dai->id),
                ~ADAU1373_DAI_WLEN_MASK, ctrl);

        return 0;
}

static int adau1373_set_dai_sysclk(struct snd_soc_dai *dai,
        int clk_id, unsigned int freq, int dir)
{
        struct adau1373 *adau1373 = snd_soc_component_get_drvdata(dai->component);
        struct adau1373_dai *adau1373_dai = &adau1373->dais[dai->id];

        switch (clk_id) {
        case ADAU1373_CLK_SRC_PLL1:
        case ADAU1373_CLK_SRC_PLL2:
                break;
        default:
                return -EINVAL;
        }

        adau1373_dai->sysclk = freq;
        adau1373_dai->clk_src = clk_id;

        regmap_update_bits(adau1373->regmap, ADAU1373_BCLKDIV(dai->id),
                ADAU1373_BCLKDIV_SOURCE, clk_id << 5);

        return 0;
}

static const struct snd_soc_dai_ops adau1373_dai_ops = {
        .hw_params      = adau1373_hw_params,
        .set_sysclk     = adau1373_set_dai_sysclk,
        .set_fmt        = adau1373_set_dai_fmt,
};

#define ADAU1373_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \
        SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE)

static struct snd_soc_dai_driver adau1373_dai_driver[] = {
        {
                .id = 0,
                .name = "adau1373-aif1",
                .playback = {
                        .stream_name = "AIF1 Playback",
                        .channels_min = 2,
                        .channels_max = 2,
                        .rates = SNDRV_PCM_RATE_8000_48000,
                        .formats = ADAU1373_FORMATS,
                },
                .capture = {
                        .stream_name = "AIF1 Capture",
                        .channels_min = 2,
                        .channels_max = 2,
                        .rates = SNDRV_PCM_RATE_8000_48000,
                        .formats = ADAU1373_FORMATS,
                },
                .ops = &adau1373_dai_ops,
                .symmetric_rate = 1,
        },
        {
                .id = 1,
                .name = "adau1373-aif2",
                .playback = {
                        .stream_name = "AIF2 Playback",
                        .channels_min = 2,
                        .channels_max = 2,
                        .rates = SNDRV_PCM_RATE_8000_48000,
                        .formats = ADAU1373_FORMATS,
                },
                .capture = {
                        .stream_name = "AIF2 Capture",
                        .channels_min = 2,
                        .channels_max = 2,
                        .rates = SNDRV_PCM_RATE_8000_48000,
                        .formats = ADAU1373_FORMATS,
                },
                .ops = &adau1373_dai_ops,
                .symmetric_rate = 1,
        },
        {
                .id = 2,
                .name = "adau1373-aif3",
                .playback = {
                        .stream_name = "AIF3 Playback",
                        .channels_min = 2,
                        .channels_max = 2,
                        .rates = SNDRV_PCM_RATE_8000_48000,
                        .formats = ADAU1373_FORMATS,
                },
                .capture = {
                        .stream_name = "AIF3 Capture",
                        .channels_min = 2,
                        .channels_max = 2,
                        .rates = SNDRV_PCM_RATE_8000_48000,
                        .formats = ADAU1373_FORMATS,
                },
                .ops = &adau1373_dai_ops,
                .symmetric_rate = 1,
        },
};

static int adau1373_set_pll(struct snd_soc_component *component, int pll_id,
        int source, unsigned int freq_in, unsigned int freq_out)
{
        struct adau1373 *adau1373 = snd_soc_component_get_drvdata(component);
        unsigned int dpll_div = 0;
        uint8_t pll_regs[5];
        int ret;

        switch (pll_id) {
        case ADAU1373_PLL1:
        case ADAU1373_PLL2:
                break;
        default:
                return -EINVAL;
        }

        switch (source) {
        case ADAU1373_PLL_SRC_BCLK1:
        case ADAU1373_PLL_SRC_BCLK2:
        case ADAU1373_PLL_SRC_BCLK3:
        case ADAU1373_PLL_SRC_LRCLK1:
        case ADAU1373_PLL_SRC_LRCLK2:
        case ADAU1373_PLL_SRC_LRCLK3:
        case ADAU1373_PLL_SRC_MCLK1:
        case ADAU1373_PLL_SRC_MCLK2:
        case ADAU1373_PLL_SRC_GPIO1:
        case ADAU1373_PLL_SRC_GPIO2:
        case ADAU1373_PLL_SRC_GPIO3:
        case ADAU1373_PLL_SRC_GPIO4:
                break;
        default:
                return -EINVAL;
        }

        if (freq_in < 7813 || freq_in > 27000000)
                return -EINVAL;

        if (freq_out < 45158000 || freq_out > 49152000)
                return -EINVAL;

        /* APLL input needs to be >= 8Mhz, so in case freq_in is less we use the
         * DPLL to get it there. DPLL_out = (DPLL_in / div) * 1024 */
        while (freq_in < 8000000) {
                freq_in *= 2;
                dpll_div++;
        }

        ret = adau_calc_pll_cfg(freq_in, freq_out, pll_regs);
        if (ret)
                return -EINVAL;

        if (dpll_div) {
                dpll_div = 11 - dpll_div;
                regmap_update_bits(adau1373->regmap, ADAU1373_PLL_CTRL6(pll_id),
                        ADAU1373_PLL_CTRL6_DPLL_BYPASS, 0);
        } else {
                regmap_update_bits(adau1373->regmap, ADAU1373_PLL_CTRL6(pll_id),
                        ADAU1373_PLL_CTRL6_DPLL_BYPASS,
                        ADAU1373_PLL_CTRL6_DPLL_BYPASS);
        }

        regmap_write(adau1373->regmap, ADAU1373_DPLL_CTRL(pll_id),
                (source << 4) | dpll_div);
        regmap_write(adau1373->regmap, ADAU1373_PLL_CTRL1(pll_id), pll_regs[0]);
        regmap_write(adau1373->regmap, ADAU1373_PLL_CTRL2(pll_id), pll_regs[1]);
        regmap_write(adau1373->regmap, ADAU1373_PLL_CTRL3(pll_id), pll_regs[2]);
        regmap_write(adau1373->regmap, ADAU1373_PLL_CTRL4(pll_id), pll_regs[3]);
        regmap_write(adau1373->regmap, ADAU1373_PLL_CTRL5(pll_id), pll_regs[4]);

        /* Set sysclk to pll_rate / 4 */
        regmap_update_bits(adau1373->regmap, ADAU1373_CLK_SRC_DIV(pll_id), 0x3f, 0x09);

        return 0;
}

static void adau1373_load_drc_settings(struct adau1373 *adau1373,
        unsigned int nr, uint8_t *drc)
{
        unsigned int i;

        for (i = 0; i < ADAU1373_DRC_SIZE; ++i)
                regmap_write(adau1373->regmap, ADAU1373_DRC(nr) + i, drc[i]);
}

static int adau1373_get_micbias(unsigned int val,
                                enum adau1373_micbias_voltage *micbias)
{
        switch (val) {
        case 2900000:
                *micbias = ADAU1373_MICBIAS_2_9V;
                return 0;
        case 2200000:
                *micbias = ADAU1373_MICBIAS_2_2V;
                return 0;
        case 2600000:
                *micbias = ADAU1373_MICBIAS_2_6V;
                return 0;
        case 1800000:
                *micbias = ADAU1373_MICBIAS_1_8V;
                return 0;
        default:
                return -EINVAL;
        }
}

static int adau1373_probe(struct snd_soc_component *component)
{
        struct adau1373 *adau1373 = snd_soc_component_get_drvdata(component);
        unsigned int val;
        int i;

        for (i = 0; i < adau1373->num_drc; ++i) {
                adau1373_load_drc_settings(adau1373, i,
                                           adau1373->drc_setting[i]);
        }

        snd_soc_add_component_controls(component, adau1373_drc_controls,
                                       adau1373->num_drc);

        val = 0;
        for (i = 0; i < ARRAY_SIZE(adau1373->input_differential); ++i) {
                if (adau1373->input_differential[i])
                        val |= BIT(i);
        }
        regmap_write(adau1373->regmap, ADAU1373_INPUT_MODE, val);

        val = 0;
        if (adau1373->lineout_differential)
                val |= ADAU1373_OUTPUT_CTRL_LDIFF;
        if (adau1373->lineout_ground_sense)
                val |= ADAU1373_OUTPUT_CTRL_LNFBEN;

        regmap_write(adau1373->regmap, ADAU1373_OUTPUT_CTRL, val);

        regmap_write(adau1373->regmap, ADAU1373_EP_CTRL,
                     (adau1373->micbias1 << ADAU1373_EP_CTRL_MICBIAS1_OFFSET) |
                     (adau1373->micbias2 << ADAU1373_EP_CTRL_MICBIAS2_OFFSET));

        if (!adau1373->lineout_differential) {
                snd_soc_add_component_controls(component, adau1373_lineout2_controls,
                        ARRAY_SIZE(adau1373_lineout2_controls));
        }

        regmap_write(adau1373->regmap, ADAU1373_ADC_CTRL,
            ADAU1373_ADC_CTRL_RESET_FORCE | ADAU1373_ADC_CTRL_PEAK_DETECT);

        return 0;
}

static int adau1373_set_bias_level(struct snd_soc_component *component,
        enum snd_soc_bias_level level)
{
        struct adau1373 *adau1373 = snd_soc_component_get_drvdata(component);

        switch (level) {
        case SND_SOC_BIAS_ON:
                break;
        case SND_SOC_BIAS_PREPARE:
                break;
        case SND_SOC_BIAS_STANDBY:
                regmap_update_bits(adau1373->regmap, ADAU1373_PWDN_CTRL3,
                        ADAU1373_PWDN_CTRL3_PWR_EN, ADAU1373_PWDN_CTRL3_PWR_EN);
                break;
        case SND_SOC_BIAS_OFF:
                regmap_update_bits(adau1373->regmap, ADAU1373_PWDN_CTRL3,
                        ADAU1373_PWDN_CTRL3_PWR_EN, 0);
                break;
        }
        return 0;
}

static int adau1373_resume(struct snd_soc_component *component)
{
        struct adau1373 *adau1373 = snd_soc_component_get_drvdata(component);

        regcache_sync(adau1373->regmap);

        return 0;
}

static bool adau1373_register_volatile(struct device *dev, unsigned int reg)
{
        switch (reg) {
        case ADAU1373_SOFT_RESET:
        case ADAU1373_ADC_DAC_STATUS:
                return true;
        default:
                return false;
        }
}

static const struct regmap_config adau1373_regmap_config = {
        .val_bits = 8,
        .reg_bits = 8,

        .volatile_reg = adau1373_register_volatile,
        .max_register = ADAU1373_SOFT_RESET,

        .cache_type = REGCACHE_MAPLE,
        .reg_defaults = adau1373_reg_defaults,
        .num_reg_defaults = ARRAY_SIZE(adau1373_reg_defaults),
};

static const struct snd_soc_component_driver adau1373_component_driver = {
        .probe                  = adau1373_probe,
        .resume                 = adau1373_resume,
        .set_bias_level         = adau1373_set_bias_level,
        .set_pll                = adau1373_set_pll,
        .controls               = adau1373_controls,
        .num_controls           = ARRAY_SIZE(adau1373_controls),
        .dapm_widgets           = adau1373_dapm_widgets,
        .num_dapm_widgets       = ARRAY_SIZE(adau1373_dapm_widgets),
        .dapm_routes            = adau1373_dapm_routes,
        .num_dapm_routes        = ARRAY_SIZE(adau1373_dapm_routes),
        .use_pmdown_time        = 1,
        .endianness             = 1,
};

static void adau1373_reset(void *reset_gpio)
{
        gpiod_set_value_cansleep(reset_gpio, 1);
}

static int adau1373_parse_fw(struct device *dev, struct adau1373 *adau1373)
{
        int ret, drc_count;
        unsigned int val;

        if (device_property_present(dev, "adi,input1-differential"))
                adau1373->input_differential[0] = true;
        if (device_property_present(dev, "adi,input2-differential"))
                adau1373->input_differential[1] = true;
        if (device_property_present(dev, "adi,input3-differential"))
                adau1373->input_differential[2] = true;
        if (device_property_present(dev, "adi,input4-differential"))
                adau1373->input_differential[3] = true;

        if (device_property_present(dev, "adi,lineout-differential"))
                adau1373->lineout_differential = true;
        if (device_property_present(dev, "adi,lineout-gnd-sense"))
                adau1373->lineout_ground_sense = true;

        ret = device_property_read_u32(dev, "adi,micbias1-microvolt", &val);
        if (!ret) {
                ret = adau1373_get_micbias(val, &adau1373->micbias1);
                if (ret)
                        return dev_err_probe(dev, ret,
                                             "Failed to get micbias1(%u)\n", val);
        }

        ret = device_property_read_u32(dev, "adi,micbias2-microvolt", &val);
        if (!ret) {
                ret = adau1373_get_micbias(val, &adau1373->micbias2);
                if (ret)
                        return dev_err_probe(dev, ret,
                                             "Failed to get micbias2(%u)\n", val);
        }

        drc_count = device_property_count_u8(dev, "adi,drc-settings");
        if (drc_count < 0)
                return 0;
        if (drc_count % ADAU1373_DRC_SIZE != 0)
                return dev_err_probe(dev, -EINVAL,
                                     "DRC count(%u) not multiple of %u\n",
                                     drc_count, ADAU1373_DRC_SIZE);

        adau1373->num_drc = drc_count / ADAU1373_DRC_SIZE;
        if (adau1373->num_drc > ARRAY_SIZE(adau1373->drc_setting))
                return dev_err_probe(dev, -EINVAL,
                                     "Too many DRC settings(%u)\n",
                                     adau1373->num_drc);

        ret = device_property_read_u8_array(dev, "adi,drc-settings",
                                            (u8 *)&adau1373->drc_setting[0],
                                            drc_count);
        if (ret)
                return dev_err_probe(dev, ret,
                                     "Failed to read DRC settings\n");

        return 0;
}

static int adau1373_i2c_probe(struct i2c_client *client)
{
        struct adau1373 *adau1373;
        struct gpio_desc *gpiod;
        int ret;

        adau1373 = devm_kzalloc(&client->dev, sizeof(*adau1373), GFP_KERNEL);
        if (!adau1373)
                return -ENOMEM;

        adau1373->regmap = devm_regmap_init_i2c(client,
                &adau1373_regmap_config);
        if (IS_ERR(adau1373->regmap))
                return PTR_ERR(adau1373->regmap);

        /*
         * If the powerdown GPIO is specified, we use it for reset. Otherwise
         * a software reset is done.
         */
        gpiod = devm_gpiod_get_optional(&client->dev, "powerdown",
                                        GPIOD_OUT_HIGH);
        if (IS_ERR(gpiod))
                return PTR_ERR(gpiod);

        if (gpiod) {
                gpiod_set_value_cansleep(gpiod, 0);
                fsleep(10);

                ret = devm_add_action_or_reset(&client->dev, adau1373_reset,
                                               gpiod);
                if (ret)
                        return ret;
        } else {
                regmap_write(adau1373->regmap, ADAU1373_SOFT_RESET, 0x00);
        }

        dev_set_drvdata(&client->dev, adau1373);

        ret = adau1373_parse_fw(&client->dev, adau1373);
        if (ret)
                return ret;

        ret = devm_snd_soc_register_component(&client->dev,
                        &adau1373_component_driver,
                        adau1373_dai_driver, ARRAY_SIZE(adau1373_dai_driver));
        return ret;
}

static const struct i2c_device_id adau1373_i2c_id[] = {
        { "adau1373" },
        { }
};
MODULE_DEVICE_TABLE(i2c, adau1373_i2c_id);

static const struct of_device_id adau1373_of_match[] = {
        { .compatible = "adi,adau1373", },
        { }
};
MODULE_DEVICE_TABLE(of, adau1373_of_match);

static struct i2c_driver adau1373_i2c_driver = {
        .driver = {
                .name = "adau1373",
                .of_match_table = adau1373_of_match,
        },
        .probe = adau1373_i2c_probe,
        .id_table = adau1373_i2c_id,
};

module_i2c_driver(adau1373_i2c_driver);

MODULE_DESCRIPTION("ASoC ADAU1373 driver");
MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>");
MODULE_LICENSE("GPL");