root/sound/soc/codecs/da7218.c
// SPDX-License-Identifier: GPL-2.0-or-later
/*
 * da7218.c - DA7218 ALSA SoC Codec Driver
 *
 * Copyright (c) 2015 Dialog Semiconductor
 *
 * Author: Adam Thomson <Adam.Thomson.Opensource@diasemi.com>
 */

#include <linux/clk.h>
#include <linux/i2c.h>
#include <linux/of.h>
#include <linux/regmap.h>
#include <linux/slab.h>
#include <linux/pm.h>
#include <linux/module.h>
#include <linux/delay.h>
#include <linux/regulator/consumer.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/soc.h>
#include <sound/soc-dapm.h>
#include <sound/jack.h>
#include <sound/initval.h>
#include <sound/tlv.h>
#include <asm/div64.h>

#include <sound/da7218.h>
#include "da7218.h"


/*
 * TLVs and Enums
 */

/* Input TLVs */
static const DECLARE_TLV_DB_SCALE(da7218_mic_gain_tlv, -600, 600, 0);
static const DECLARE_TLV_DB_SCALE(da7218_mixin_gain_tlv, -450, 150, 0);
static const DECLARE_TLV_DB_SCALE(da7218_in_dig_gain_tlv, -8325, 75, 0);
static const DECLARE_TLV_DB_SCALE(da7218_ags_trigger_tlv, -9000, 600, 0);
static const DECLARE_TLV_DB_SCALE(da7218_ags_att_max_tlv, 0, 600, 0);
static const DECLARE_TLV_DB_SCALE(da7218_alc_threshold_tlv, -9450, 150, 0);
static const DECLARE_TLV_DB_SCALE(da7218_alc_gain_tlv, 0, 600, 0);
static const DECLARE_TLV_DB_SCALE(da7218_alc_ana_gain_tlv, 0, 600, 0);

/* Input/Output TLVs */
static const DECLARE_TLV_DB_SCALE(da7218_dmix_gain_tlv, -4200, 150, 0);

/* Output TLVs */
static const DECLARE_TLV_DB_SCALE(da7218_dgs_trigger_tlv, -9450, 150, 0);
static const DECLARE_TLV_DB_SCALE(da7218_dgs_anticlip_tlv, -4200, 600, 0);
static const DECLARE_TLV_DB_SCALE(da7218_dgs_signal_tlv, -9000, 600, 0);
static const DECLARE_TLV_DB_SCALE(da7218_out_eq_band_tlv, -1050, 150, 0);
static const DECLARE_TLV_DB_SCALE(da7218_out_dig_gain_tlv, -8325, 75, 0);
static const DECLARE_TLV_DB_SCALE(da7218_dac_ng_threshold_tlv, -10200, 600, 0);
static const DECLARE_TLV_DB_SCALE(da7218_mixout_gain_tlv, -100, 50, 0);
static const DECLARE_TLV_DB_SCALE(da7218_hp_gain_tlv, -5700, 150, 0);

/* Input Enums */
static const char * const da7218_alc_attack_rate_txt[] = {
        "7.33/fs", "14.66/fs", "29.32/fs", "58.64/fs", "117.3/fs", "234.6/fs",
        "469.1/fs", "938.2/fs", "1876/fs", "3753/fs", "7506/fs", "15012/fs",
        "30024/fs",
};

static const struct soc_enum da7218_alc_attack_rate =
        SOC_ENUM_SINGLE(DA7218_ALC_CTRL2, DA7218_ALC_ATTACK_SHIFT,
                        DA7218_ALC_ATTACK_MAX, da7218_alc_attack_rate_txt);

static const char * const da7218_alc_release_rate_txt[] = {
        "28.66/fs", "57.33/fs", "114.6/fs", "229.3/fs", "458.6/fs", "917.1/fs",
        "1834/fs", "3668/fs", "7337/fs", "14674/fs", "29348/fs",
};

static const struct soc_enum da7218_alc_release_rate =
        SOC_ENUM_SINGLE(DA7218_ALC_CTRL2, DA7218_ALC_RELEASE_SHIFT,
                        DA7218_ALC_RELEASE_MAX, da7218_alc_release_rate_txt);

static const char * const da7218_alc_hold_time_txt[] = {
        "62/fs", "124/fs", "248/fs", "496/fs", "992/fs", "1984/fs", "3968/fs",
        "7936/fs", "15872/fs", "31744/fs", "63488/fs", "126976/fs",
        "253952/fs", "507904/fs", "1015808/fs", "2031616/fs"
};

static const struct soc_enum da7218_alc_hold_time =
        SOC_ENUM_SINGLE(DA7218_ALC_CTRL3, DA7218_ALC_HOLD_SHIFT,
                        DA7218_ALC_HOLD_MAX, da7218_alc_hold_time_txt);

static const char * const da7218_alc_anticlip_step_txt[] = {
        "0.034dB/fs", "0.068dB/fs", "0.136dB/fs", "0.272dB/fs",
};

static const struct soc_enum da7218_alc_anticlip_step =
        SOC_ENUM_SINGLE(DA7218_ALC_ANTICLIP_CTRL,
                        DA7218_ALC_ANTICLIP_STEP_SHIFT,
                        DA7218_ALC_ANTICLIP_STEP_MAX,
                        da7218_alc_anticlip_step_txt);

static const char * const da7218_integ_rate_txt[] = {
        "1/4", "1/16", "1/256", "1/65536"
};

static const struct soc_enum da7218_integ_attack_rate =
        SOC_ENUM_SINGLE(DA7218_ENV_TRACK_CTRL, DA7218_INTEG_ATTACK_SHIFT,
                        DA7218_INTEG_MAX, da7218_integ_rate_txt);

static const struct soc_enum da7218_integ_release_rate =
        SOC_ENUM_SINGLE(DA7218_ENV_TRACK_CTRL, DA7218_INTEG_RELEASE_SHIFT,
                        DA7218_INTEG_MAX, da7218_integ_rate_txt);

/* Input/Output Enums */
static const char * const da7218_gain_ramp_rate_txt[] = {
        "Nominal Rate * 8", "Nominal Rate", "Nominal Rate / 8",
        "Nominal Rate / 16",
};

static const struct soc_enum da7218_gain_ramp_rate =
        SOC_ENUM_SINGLE(DA7218_GAIN_RAMP_CTRL, DA7218_GAIN_RAMP_RATE_SHIFT,
                        DA7218_GAIN_RAMP_RATE_MAX, da7218_gain_ramp_rate_txt);

static const char * const da7218_hpf_mode_txt[] = {
        "Disabled", "Audio", "Voice",
};

static const unsigned int da7218_hpf_mode_val[] = {
        DA7218_HPF_DISABLED, DA7218_HPF_AUDIO_EN, DA7218_HPF_VOICE_EN,
};

static const struct soc_enum da7218_in1_hpf_mode =
        SOC_VALUE_ENUM_SINGLE(DA7218_IN_1_HPF_FILTER_CTRL,
                              DA7218_HPF_MODE_SHIFT, DA7218_HPF_MODE_MASK,
                              DA7218_HPF_MODE_MAX, da7218_hpf_mode_txt,
                              da7218_hpf_mode_val);

static const struct soc_enum da7218_in2_hpf_mode =
        SOC_VALUE_ENUM_SINGLE(DA7218_IN_2_HPF_FILTER_CTRL,
                              DA7218_HPF_MODE_SHIFT, DA7218_HPF_MODE_MASK,
                              DA7218_HPF_MODE_MAX, da7218_hpf_mode_txt,
                              da7218_hpf_mode_val);

static const struct soc_enum da7218_out1_hpf_mode =
        SOC_VALUE_ENUM_SINGLE(DA7218_OUT_1_HPF_FILTER_CTRL,
                              DA7218_HPF_MODE_SHIFT, DA7218_HPF_MODE_MASK,
                              DA7218_HPF_MODE_MAX, da7218_hpf_mode_txt,
                              da7218_hpf_mode_val);

static const char * const da7218_audio_hpf_corner_txt[] = {
        "2Hz", "4Hz", "8Hz", "16Hz",
};

static const struct soc_enum da7218_in1_audio_hpf_corner =
        SOC_ENUM_SINGLE(DA7218_IN_1_HPF_FILTER_CTRL,
                        DA7218_IN_1_AUDIO_HPF_CORNER_SHIFT,
                        DA7218_AUDIO_HPF_CORNER_MAX,
                        da7218_audio_hpf_corner_txt);

static const struct soc_enum da7218_in2_audio_hpf_corner =
        SOC_ENUM_SINGLE(DA7218_IN_2_HPF_FILTER_CTRL,
                        DA7218_IN_2_AUDIO_HPF_CORNER_SHIFT,
                        DA7218_AUDIO_HPF_CORNER_MAX,
                        da7218_audio_hpf_corner_txt);

static const struct soc_enum da7218_out1_audio_hpf_corner =
        SOC_ENUM_SINGLE(DA7218_OUT_1_HPF_FILTER_CTRL,
                        DA7218_OUT_1_AUDIO_HPF_CORNER_SHIFT,
                        DA7218_AUDIO_HPF_CORNER_MAX,
                        da7218_audio_hpf_corner_txt);

static const char * const da7218_voice_hpf_corner_txt[] = {
        "2.5Hz", "25Hz", "50Hz", "100Hz", "150Hz", "200Hz", "300Hz", "400Hz",
};

static const struct soc_enum da7218_in1_voice_hpf_corner =
        SOC_ENUM_SINGLE(DA7218_IN_1_HPF_FILTER_CTRL,
                        DA7218_IN_1_VOICE_HPF_CORNER_SHIFT,
                        DA7218_VOICE_HPF_CORNER_MAX,
                        da7218_voice_hpf_corner_txt);

static const struct soc_enum da7218_in2_voice_hpf_corner =
        SOC_ENUM_SINGLE(DA7218_IN_2_HPF_FILTER_CTRL,
                        DA7218_IN_2_VOICE_HPF_CORNER_SHIFT,
                        DA7218_VOICE_HPF_CORNER_MAX,
                        da7218_voice_hpf_corner_txt);

static const struct soc_enum da7218_out1_voice_hpf_corner =
        SOC_ENUM_SINGLE(DA7218_OUT_1_HPF_FILTER_CTRL,
                        DA7218_OUT_1_VOICE_HPF_CORNER_SHIFT,
                        DA7218_VOICE_HPF_CORNER_MAX,
                        da7218_voice_hpf_corner_txt);

static const char * const da7218_tonegen_dtmf_key_txt[] = {
        "0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "A", "B", "C", "D",
        "*", "#"
};

static const struct soc_enum da7218_tonegen_dtmf_key =
        SOC_ENUM_SINGLE(DA7218_TONE_GEN_CFG1, DA7218_DTMF_REG_SHIFT,
                        DA7218_DTMF_REG_MAX, da7218_tonegen_dtmf_key_txt);

static const char * const da7218_tonegen_swg_sel_txt[] = {
        "Sum", "SWG1", "SWG2", "SWG1_1-Cos"
};

static const struct soc_enum da7218_tonegen_swg_sel =
        SOC_ENUM_SINGLE(DA7218_TONE_GEN_CFG2, DA7218_SWG_SEL_SHIFT,
                        DA7218_SWG_SEL_MAX, da7218_tonegen_swg_sel_txt);

/* Output Enums */
static const char * const da7218_dgs_rise_coeff_txt[] = {
        "1/1", "1/16", "1/64", "1/256", "1/1024", "1/4096", "1/16384",
};

static const struct soc_enum da7218_dgs_rise_coeff =
        SOC_ENUM_SINGLE(DA7218_DGS_RISE_FALL, DA7218_DGS_RISE_COEFF_SHIFT,
                        DA7218_DGS_RISE_COEFF_MAX, da7218_dgs_rise_coeff_txt);

static const char * const da7218_dgs_fall_coeff_txt[] = {
        "1/4", "1/16", "1/64", "1/256", "1/1024", "1/4096", "1/16384", "1/65536",
};

static const struct soc_enum da7218_dgs_fall_coeff =
        SOC_ENUM_SINGLE(DA7218_DGS_RISE_FALL, DA7218_DGS_FALL_COEFF_SHIFT,
                        DA7218_DGS_FALL_COEFF_MAX, da7218_dgs_fall_coeff_txt);

static const char * const da7218_dac_ng_setup_time_txt[] = {
        "256 Samples", "512 Samples", "1024 Samples", "2048 Samples"
};

static const struct soc_enum da7218_dac_ng_setup_time =
        SOC_ENUM_SINGLE(DA7218_DAC_NG_SETUP_TIME,
                        DA7218_DAC_NG_SETUP_TIME_SHIFT,
                        DA7218_DAC_NG_SETUP_TIME_MAX,
                        da7218_dac_ng_setup_time_txt);

static const char * const da7218_dac_ng_rampup_txt[] = {
        "0.22ms/dB", "0.0138ms/dB"
};

static const struct soc_enum da7218_dac_ng_rampup_rate =
        SOC_ENUM_SINGLE(DA7218_DAC_NG_SETUP_TIME,
                        DA7218_DAC_NG_RAMPUP_RATE_SHIFT,
                        DA7218_DAC_NG_RAMPUP_RATE_MAX,
                        da7218_dac_ng_rampup_txt);

static const char * const da7218_dac_ng_rampdown_txt[] = {
        "0.88ms/dB", "14.08ms/dB"
};

static const struct soc_enum da7218_dac_ng_rampdown_rate =
        SOC_ENUM_SINGLE(DA7218_DAC_NG_SETUP_TIME,
                        DA7218_DAC_NG_RAMPDN_RATE_SHIFT,
                        DA7218_DAC_NG_RAMPDN_RATE_MAX,
                        da7218_dac_ng_rampdown_txt);

static const char * const da7218_cp_mchange_txt[] = {
        "Largest Volume", "DAC Volume", "Signal Magnitude"
};

static const unsigned int da7218_cp_mchange_val[] = {
        DA7218_CP_MCHANGE_LARGEST_VOL, DA7218_CP_MCHANGE_DAC_VOL,
        DA7218_CP_MCHANGE_SIG_MAG
};

static const struct soc_enum da7218_cp_mchange =
        SOC_VALUE_ENUM_SINGLE(DA7218_CP_CTRL, DA7218_CP_MCHANGE_SHIFT,
                              DA7218_CP_MCHANGE_REL_MASK, DA7218_CP_MCHANGE_MAX,
                              da7218_cp_mchange_txt, da7218_cp_mchange_val);

static const char * const da7218_cp_fcontrol_txt[] = {
        "1MHz", "500KHz", "250KHz", "125KHz", "63KHz", "0KHz"
};

static const struct soc_enum da7218_cp_fcontrol =
        SOC_ENUM_SINGLE(DA7218_CP_DELAY, DA7218_CP_FCONTROL_SHIFT,
                        DA7218_CP_FCONTROL_MAX, da7218_cp_fcontrol_txt);

static const char * const da7218_cp_tau_delay_txt[] = {
        "0ms", "2ms", "4ms", "16ms", "64ms", "128ms", "256ms", "512ms"
};

static const struct soc_enum da7218_cp_tau_delay =
        SOC_ENUM_SINGLE(DA7218_CP_DELAY, DA7218_CP_TAU_DELAY_SHIFT,
                        DA7218_CP_TAU_DELAY_MAX, da7218_cp_tau_delay_txt);

/*
 * Control Functions
 */

/* ALC */
static void da7218_alc_calib(struct snd_soc_component *component)
{
        u8 mic_1_ctrl, mic_2_ctrl;
        u8 mixin_1_ctrl, mixin_2_ctrl;
        u8 in_1l_filt_ctrl, in_1r_filt_ctrl, in_2l_filt_ctrl, in_2r_filt_ctrl;
        u8 in_1_hpf_ctrl, in_2_hpf_ctrl;
        u8 calib_ctrl;
        int i = 0;
        bool calibrated = false;

        /* Save current state of MIC control registers */
        mic_1_ctrl = snd_soc_component_read(component, DA7218_MIC_1_CTRL);
        mic_2_ctrl = snd_soc_component_read(component, DA7218_MIC_2_CTRL);

        /* Save current state of input mixer control registers */
        mixin_1_ctrl = snd_soc_component_read(component, DA7218_MIXIN_1_CTRL);
        mixin_2_ctrl = snd_soc_component_read(component, DA7218_MIXIN_2_CTRL);

        /* Save current state of input filter control registers */
        in_1l_filt_ctrl = snd_soc_component_read(component, DA7218_IN_1L_FILTER_CTRL);
        in_1r_filt_ctrl = snd_soc_component_read(component, DA7218_IN_1R_FILTER_CTRL);
        in_2l_filt_ctrl = snd_soc_component_read(component, DA7218_IN_2L_FILTER_CTRL);
        in_2r_filt_ctrl = snd_soc_component_read(component, DA7218_IN_2R_FILTER_CTRL);

        /* Save current state of input HPF control registers */
        in_1_hpf_ctrl = snd_soc_component_read(component, DA7218_IN_1_HPF_FILTER_CTRL);
        in_2_hpf_ctrl = snd_soc_component_read(component, DA7218_IN_2_HPF_FILTER_CTRL);

        /* Enable then Mute MIC PGAs */
        snd_soc_component_update_bits(component, DA7218_MIC_1_CTRL, DA7218_MIC_1_AMP_EN_MASK,
                            DA7218_MIC_1_AMP_EN_MASK);
        snd_soc_component_update_bits(component, DA7218_MIC_2_CTRL, DA7218_MIC_2_AMP_EN_MASK,
                            DA7218_MIC_2_AMP_EN_MASK);
        snd_soc_component_update_bits(component, DA7218_MIC_1_CTRL,
                            DA7218_MIC_1_AMP_MUTE_EN_MASK,
                            DA7218_MIC_1_AMP_MUTE_EN_MASK);
        snd_soc_component_update_bits(component, DA7218_MIC_2_CTRL,
                            DA7218_MIC_2_AMP_MUTE_EN_MASK,
                            DA7218_MIC_2_AMP_MUTE_EN_MASK);

        /* Enable input mixers unmuted */
        snd_soc_component_update_bits(component, DA7218_MIXIN_1_CTRL,
                            DA7218_MIXIN_1_AMP_EN_MASK |
                            DA7218_MIXIN_1_AMP_MUTE_EN_MASK,
                            DA7218_MIXIN_1_AMP_EN_MASK);
        snd_soc_component_update_bits(component, DA7218_MIXIN_2_CTRL,
                            DA7218_MIXIN_2_AMP_EN_MASK |
                            DA7218_MIXIN_2_AMP_MUTE_EN_MASK,
                            DA7218_MIXIN_2_AMP_EN_MASK);

        /* Enable input filters unmuted */
        snd_soc_component_update_bits(component, DA7218_IN_1L_FILTER_CTRL,
                            DA7218_IN_1L_FILTER_EN_MASK |
                            DA7218_IN_1L_MUTE_EN_MASK,
                            DA7218_IN_1L_FILTER_EN_MASK);
        snd_soc_component_update_bits(component, DA7218_IN_1R_FILTER_CTRL,
                            DA7218_IN_1R_FILTER_EN_MASK |
                            DA7218_IN_1R_MUTE_EN_MASK,
                            DA7218_IN_1R_FILTER_EN_MASK);
        snd_soc_component_update_bits(component, DA7218_IN_2L_FILTER_CTRL,
                            DA7218_IN_2L_FILTER_EN_MASK |
                            DA7218_IN_2L_MUTE_EN_MASK,
                            DA7218_IN_2L_FILTER_EN_MASK);
        snd_soc_component_update_bits(component, DA7218_IN_2R_FILTER_CTRL,
                            DA7218_IN_2R_FILTER_EN_MASK |
                            DA7218_IN_2R_MUTE_EN_MASK,
                            DA7218_IN_2R_FILTER_EN_MASK);

        /*
         * Make sure input HPFs voice mode is disabled, otherwise for sampling
         * rates above 32KHz the ADC signals will be stopped and will cause
         * calibration to lock up.
         */
        snd_soc_component_update_bits(component, DA7218_IN_1_HPF_FILTER_CTRL,
                            DA7218_IN_1_VOICE_EN_MASK, 0);
        snd_soc_component_update_bits(component, DA7218_IN_2_HPF_FILTER_CTRL,
                            DA7218_IN_2_VOICE_EN_MASK, 0);

        /* Perform auto calibration */
        snd_soc_component_update_bits(component, DA7218_CALIB_CTRL, DA7218_CALIB_AUTO_EN_MASK,
                            DA7218_CALIB_AUTO_EN_MASK);
        do {
                calib_ctrl = snd_soc_component_read(component, DA7218_CALIB_CTRL);
                if (calib_ctrl & DA7218_CALIB_AUTO_EN_MASK) {
                        ++i;
                        usleep_range(DA7218_ALC_CALIB_DELAY_MIN,
                                     DA7218_ALC_CALIB_DELAY_MAX);
                } else {
                        calibrated = true;
                }

        } while ((i < DA7218_ALC_CALIB_MAX_TRIES) && (!calibrated));

        /* If auto calibration fails, disable DC offset, hybrid ALC */
        if ((!calibrated) || (calib_ctrl & DA7218_CALIB_OVERFLOW_MASK)) {
                dev_warn(component->dev,
                         "ALC auto calibration failed - %s\n",
                         (calibrated) ? "overflow" : "timeout");
                snd_soc_component_update_bits(component, DA7218_CALIB_CTRL,
                                    DA7218_CALIB_OFFSET_EN_MASK, 0);
                snd_soc_component_update_bits(component, DA7218_ALC_CTRL1,
                                    DA7218_ALC_SYNC_MODE_MASK, 0);

        } else {
                /* Enable DC offset cancellation */
                snd_soc_component_update_bits(component, DA7218_CALIB_CTRL,
                                    DA7218_CALIB_OFFSET_EN_MASK,
                                    DA7218_CALIB_OFFSET_EN_MASK);

                /* Enable ALC hybrid mode */
                snd_soc_component_update_bits(component, DA7218_ALC_CTRL1,
                                    DA7218_ALC_SYNC_MODE_MASK,
                                    DA7218_ALC_SYNC_MODE_CH1 |
                                    DA7218_ALC_SYNC_MODE_CH2);
        }

        /* Restore input HPF control registers to original states */
        snd_soc_component_write(component, DA7218_IN_1_HPF_FILTER_CTRL, in_1_hpf_ctrl);
        snd_soc_component_write(component, DA7218_IN_2_HPF_FILTER_CTRL, in_2_hpf_ctrl);

        /* Restore input filter control registers to original states */
        snd_soc_component_write(component, DA7218_IN_1L_FILTER_CTRL, in_1l_filt_ctrl);
        snd_soc_component_write(component, DA7218_IN_1R_FILTER_CTRL, in_1r_filt_ctrl);
        snd_soc_component_write(component, DA7218_IN_2L_FILTER_CTRL, in_2l_filt_ctrl);
        snd_soc_component_write(component, DA7218_IN_2R_FILTER_CTRL, in_2r_filt_ctrl);

        /* Restore input mixer control registers to original state */
        snd_soc_component_write(component, DA7218_MIXIN_1_CTRL, mixin_1_ctrl);
        snd_soc_component_write(component, DA7218_MIXIN_2_CTRL, mixin_2_ctrl);

        /* Restore MIC control registers to original states */
        snd_soc_component_write(component, DA7218_MIC_1_CTRL, mic_1_ctrl);
        snd_soc_component_write(component, DA7218_MIC_2_CTRL, mic_2_ctrl);
}

static int da7218_mixin_gain_put(struct snd_kcontrol *kcontrol,
                                 struct snd_ctl_elem_value *ucontrol)
{
        struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
        struct da7218_priv *da7218 = snd_soc_component_get_drvdata(component);
        int ret;

        ret = snd_soc_put_volsw(kcontrol, ucontrol);

        /*
         * If ALC in operation and value of control has been updated,
         * make sure calibrated offsets are updated.
         */
        if ((ret == 1) && (da7218->alc_en))
                da7218_alc_calib(component);

        return ret;
}

static int da7218_alc_sw_put(struct snd_kcontrol *kcontrol,
                             struct snd_ctl_elem_value *ucontrol)
{
        struct soc_mixer_control *mc =
                (struct soc_mixer_control *) kcontrol->private_value;
        struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
        struct da7218_priv *da7218 = snd_soc_component_get_drvdata(component);
        unsigned int lvalue = ucontrol->value.integer.value[0];
        unsigned int rvalue = ucontrol->value.integer.value[1];
        unsigned int lshift = mc->shift;
        unsigned int rshift = mc->rshift;
        unsigned int mask = (mc->max << lshift) | (mc->max << rshift);

        /* Force ALC offset calibration if enabling ALC */
        if ((lvalue || rvalue) && (!da7218->alc_en))
                da7218_alc_calib(component);

        /* Update bits to detail which channels are enabled/disabled */
        da7218->alc_en &= ~mask;
        da7218->alc_en |= (lvalue << lshift) | (rvalue << rshift);

        return snd_soc_put_volsw(kcontrol, ucontrol);
}

/* ToneGen */
static int da7218_tonegen_freq_get(struct snd_kcontrol *kcontrol,
                                   struct snd_ctl_elem_value *ucontrol)
{
        struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
        struct da7218_priv *da7218 = snd_soc_component_get_drvdata(component);
        struct soc_mixer_control *mixer_ctrl =
                (struct soc_mixer_control *) kcontrol->private_value;
        unsigned int reg = mixer_ctrl->reg;
        u16 val;
        int ret;

        /*
         * Frequency value spans two 8-bit registers, lower then upper byte.
         * Therefore we need to convert to host endianness here.
         */
        ret = regmap_raw_read(da7218->regmap, reg, &val, 2);
        if (ret)
                return ret;

        ucontrol->value.integer.value[0] = le16_to_cpu(val);

        return 0;
}

static int da7218_tonegen_freq_put(struct snd_kcontrol *kcontrol,
                                   struct snd_ctl_elem_value *ucontrol)
{
        struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
        struct da7218_priv *da7218 = snd_soc_component_get_drvdata(component);
        struct soc_mixer_control *mixer_ctrl =
                (struct soc_mixer_control *) kcontrol->private_value;
        unsigned int reg = mixer_ctrl->reg;
        u16 val;

        /*
         * Frequency value spans two 8-bit registers, lower then upper byte.
         * Therefore we need to convert to little endian here to align with
         * HW registers.
         */
        val = cpu_to_le16(ucontrol->value.integer.value[0]);

        return regmap_raw_write(da7218->regmap, reg, &val, 2);
}

static int da7218_mic_lvl_det_sw_put(struct snd_kcontrol *kcontrol,
                                     struct snd_ctl_elem_value *ucontrol)
{
        struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
        struct da7218_priv *da7218 = snd_soc_component_get_drvdata(component);
        struct soc_mixer_control *mixer_ctrl =
                (struct soc_mixer_control *) kcontrol->private_value;
        unsigned int lvalue = ucontrol->value.integer.value[0];
        unsigned int rvalue = ucontrol->value.integer.value[1];
        unsigned int lshift = mixer_ctrl->shift;
        unsigned int rshift = mixer_ctrl->rshift;
        unsigned int mask = (mixer_ctrl->max << lshift) |
                            (mixer_ctrl->max << rshift);
        da7218->mic_lvl_det_en &= ~mask;
        da7218->mic_lvl_det_en |= (lvalue << lshift) | (rvalue << rshift);

        /*
         * Here we only enable the feature on paths which are already
         * powered. If a channel is enabled here for level detect, but that path
         * isn't powered, then the channel will actually be enabled when we do
         * power the path (IN_FILTER widget events). This handling avoids
         * unwanted level detect events.
         */
        return snd_soc_component_write(component, mixer_ctrl->reg,
                             (da7218->in_filt_en & da7218->mic_lvl_det_en));
}

static int da7218_mic_lvl_det_sw_get(struct snd_kcontrol *kcontrol,
                                     struct snd_ctl_elem_value *ucontrol)
{
        struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
        struct da7218_priv *da7218 = snd_soc_component_get_drvdata(component);
        struct soc_mixer_control *mixer_ctrl =
                (struct soc_mixer_control *) kcontrol->private_value;
        unsigned int lshift = mixer_ctrl->shift;
        unsigned int rshift = mixer_ctrl->rshift;
        unsigned int lmask = (mixer_ctrl->max << lshift);
        unsigned int rmask = (mixer_ctrl->max << rshift);

        ucontrol->value.integer.value[0] =
                (da7218->mic_lvl_det_en & lmask) >> lshift;
        ucontrol->value.integer.value[1] =
                (da7218->mic_lvl_det_en & rmask) >> rshift;

        return 0;
}

static int da7218_biquad_coeff_get(struct snd_kcontrol *kcontrol,
                                   struct snd_ctl_elem_value *ucontrol)
{
        struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
        struct da7218_priv *da7218 = snd_soc_component_get_drvdata(component);
        struct soc_bytes_ext *bytes_ext =
                (struct soc_bytes_ext *) kcontrol->private_value;

        /* Determine which BiQuads we're setting based on size of config data */
        switch (bytes_ext->max) {
        case DA7218_OUT_1_BIQ_5STAGE_CFG_SIZE:
                memcpy(ucontrol->value.bytes.data, da7218->biq_5stage_coeff,
                       bytes_ext->max);
                break;
        case DA7218_SIDETONE_BIQ_3STAGE_CFG_SIZE:
                memcpy(ucontrol->value.bytes.data, da7218->stbiq_3stage_coeff,
                       bytes_ext->max);
                break;
        default:
                return -EINVAL;
        }

        return 0;
}

static int da7218_biquad_coeff_put(struct snd_kcontrol *kcontrol,
                                   struct snd_ctl_elem_value *ucontrol)
{
        struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
        struct da7218_priv *da7218 = snd_soc_component_get_drvdata(component);
        struct soc_bytes_ext *bytes_ext =
                (struct soc_bytes_ext *) kcontrol->private_value;
        u8 reg, out_filt1l;
        u8 cfg[DA7218_BIQ_CFG_SIZE];
        int i;

        /*
         * Determine which BiQuads we're setting based on size of config data,
         * and stored the data for use by get function.
         */
        switch (bytes_ext->max) {
        case DA7218_OUT_1_BIQ_5STAGE_CFG_SIZE:
                reg = DA7218_OUT_1_BIQ_5STAGE_DATA;
                memcpy(da7218->biq_5stage_coeff, ucontrol->value.bytes.data,
                       bytes_ext->max);
                break;
        case DA7218_SIDETONE_BIQ_3STAGE_CFG_SIZE:
                reg = DA7218_SIDETONE_BIQ_3STAGE_DATA;
                memcpy(da7218->stbiq_3stage_coeff, ucontrol->value.bytes.data,
                       bytes_ext->max);
                break;
        default:
                return -EINVAL;
        }

        /* Make sure at least out filter1 enabled to allow programming */
        out_filt1l = snd_soc_component_read(component, DA7218_OUT_1L_FILTER_CTRL);
        snd_soc_component_write(component, DA7218_OUT_1L_FILTER_CTRL,
                      out_filt1l | DA7218_OUT_1L_FILTER_EN_MASK);

        for (i = 0; i < bytes_ext->max; ++i) {
                cfg[DA7218_BIQ_CFG_DATA] = ucontrol->value.bytes.data[i];
                cfg[DA7218_BIQ_CFG_ADDR] = i;
                regmap_raw_write(da7218->regmap, reg, cfg, DA7218_BIQ_CFG_SIZE);
        }

        /* Restore filter to previous setting */
        snd_soc_component_write(component, DA7218_OUT_1L_FILTER_CTRL, out_filt1l);

        return 0;
}


/*
 * KControls
 */

static const struct snd_kcontrol_new da7218_snd_controls[] = {
        /* Mics */
        SOC_SINGLE_TLV("Mic1 Volume", DA7218_MIC_1_GAIN,
                       DA7218_MIC_1_AMP_GAIN_SHIFT, DA7218_MIC_AMP_GAIN_MAX,
                       DA7218_NO_INVERT, da7218_mic_gain_tlv),
        SOC_SINGLE("Mic1 Switch", DA7218_MIC_1_CTRL,
                   DA7218_MIC_1_AMP_MUTE_EN_SHIFT, DA7218_SWITCH_EN_MAX,
                   DA7218_INVERT),
        SOC_SINGLE_TLV("Mic2 Volume", DA7218_MIC_2_GAIN,
                       DA7218_MIC_2_AMP_GAIN_SHIFT, DA7218_MIC_AMP_GAIN_MAX,
                       DA7218_NO_INVERT, da7218_mic_gain_tlv),
        SOC_SINGLE("Mic2 Switch", DA7218_MIC_2_CTRL,
                   DA7218_MIC_2_AMP_MUTE_EN_SHIFT, DA7218_SWITCH_EN_MAX,
                   DA7218_INVERT),

        /* Mixer Input */
        SOC_SINGLE_EXT_TLV("Mixin1 Volume", DA7218_MIXIN_1_GAIN,
                           DA7218_MIXIN_1_AMP_GAIN_SHIFT,
                           DA7218_MIXIN_AMP_GAIN_MAX, DA7218_NO_INVERT,
                           snd_soc_get_volsw, da7218_mixin_gain_put,
                           da7218_mixin_gain_tlv),
        SOC_SINGLE("Mixin1 Switch", DA7218_MIXIN_1_CTRL,
                   DA7218_MIXIN_1_AMP_MUTE_EN_SHIFT, DA7218_SWITCH_EN_MAX,
                   DA7218_INVERT),
        SOC_SINGLE("Mixin1 Gain Ramp Switch", DA7218_MIXIN_1_CTRL,
                   DA7218_MIXIN_1_AMP_RAMP_EN_SHIFT, DA7218_SWITCH_EN_MAX,
                   DA7218_NO_INVERT),
        SOC_SINGLE("Mixin1 ZC Gain Switch", DA7218_MIXIN_1_CTRL,
                   DA7218_MIXIN_1_AMP_ZC_EN_SHIFT, DA7218_SWITCH_EN_MAX,
                   DA7218_NO_INVERT),
        SOC_SINGLE_EXT_TLV("Mixin2 Volume", DA7218_MIXIN_2_GAIN,
                           DA7218_MIXIN_2_AMP_GAIN_SHIFT,
                           DA7218_MIXIN_AMP_GAIN_MAX, DA7218_NO_INVERT,
                           snd_soc_get_volsw, da7218_mixin_gain_put,
                           da7218_mixin_gain_tlv),
        SOC_SINGLE("Mixin2 Switch", DA7218_MIXIN_2_CTRL,
                   DA7218_MIXIN_2_AMP_MUTE_EN_SHIFT, DA7218_SWITCH_EN_MAX,
                   DA7218_INVERT),
        SOC_SINGLE("Mixin2 Gain Ramp Switch", DA7218_MIXIN_2_CTRL,
                   DA7218_MIXIN_2_AMP_RAMP_EN_SHIFT, DA7218_SWITCH_EN_MAX,
                   DA7218_NO_INVERT),
        SOC_SINGLE("Mixin2 ZC Gain Switch", DA7218_MIXIN_2_CTRL,
                   DA7218_MIXIN_2_AMP_ZC_EN_SHIFT, DA7218_SWITCH_EN_MAX,
                   DA7218_NO_INVERT),

        /* ADCs */
        SOC_SINGLE("ADC1 AAF Switch", DA7218_ADC_1_CTRL,
                   DA7218_ADC_1_AAF_EN_SHIFT, DA7218_SWITCH_EN_MAX,
                   DA7218_NO_INVERT),
        SOC_SINGLE("ADC2 AAF Switch", DA7218_ADC_2_CTRL,
                   DA7218_ADC_2_AAF_EN_SHIFT, DA7218_SWITCH_EN_MAX,
                   DA7218_NO_INVERT),
        SOC_SINGLE("ADC LP Mode Switch", DA7218_ADC_MODE,
                   DA7218_ADC_LP_MODE_SHIFT, DA7218_SWITCH_EN_MAX,
                   DA7218_NO_INVERT),

        /* Input Filters */
        SOC_SINGLE_TLV("In Filter1L Volume", DA7218_IN_1L_GAIN,
                       DA7218_IN_1L_DIGITAL_GAIN_SHIFT,
                       DA7218_IN_DIGITAL_GAIN_MAX, DA7218_NO_INVERT,
                       da7218_in_dig_gain_tlv),
        SOC_SINGLE("In Filter1L Switch", DA7218_IN_1L_FILTER_CTRL,
                   DA7218_IN_1L_MUTE_EN_SHIFT, DA7218_SWITCH_EN_MAX,
                   DA7218_INVERT),
        SOC_SINGLE("In Filter1L Gain Ramp Switch", DA7218_IN_1L_FILTER_CTRL,
                   DA7218_IN_1L_RAMP_EN_SHIFT, DA7218_SWITCH_EN_MAX,
                   DA7218_NO_INVERT),
        SOC_SINGLE_TLV("In Filter1R Volume", DA7218_IN_1R_GAIN,
                       DA7218_IN_1R_DIGITAL_GAIN_SHIFT,
                       DA7218_IN_DIGITAL_GAIN_MAX, DA7218_NO_INVERT,
                       da7218_in_dig_gain_tlv),
        SOC_SINGLE("In Filter1R Switch", DA7218_IN_1R_FILTER_CTRL,
                   DA7218_IN_1R_MUTE_EN_SHIFT, DA7218_SWITCH_EN_MAX,
                   DA7218_INVERT),
        SOC_SINGLE("In Filter1R Gain Ramp Switch",
                   DA7218_IN_1R_FILTER_CTRL, DA7218_IN_1R_RAMP_EN_SHIFT,
                   DA7218_SWITCH_EN_MAX, DA7218_NO_INVERT),
        SOC_SINGLE_TLV("In Filter2L Volume", DA7218_IN_2L_GAIN,
                       DA7218_IN_2L_DIGITAL_GAIN_SHIFT,
                       DA7218_IN_DIGITAL_GAIN_MAX, DA7218_NO_INVERT,
                       da7218_in_dig_gain_tlv),
        SOC_SINGLE("In Filter2L Switch", DA7218_IN_2L_FILTER_CTRL,
                   DA7218_IN_2L_MUTE_EN_SHIFT, DA7218_SWITCH_EN_MAX,
                   DA7218_INVERT),
        SOC_SINGLE("In Filter2L Gain Ramp Switch", DA7218_IN_2L_FILTER_CTRL,
                   DA7218_IN_2L_RAMP_EN_SHIFT, DA7218_SWITCH_EN_MAX,
                   DA7218_NO_INVERT),
        SOC_SINGLE_TLV("In Filter2R Volume", DA7218_IN_2R_GAIN,
                       DA7218_IN_2R_DIGITAL_GAIN_SHIFT,
                       DA7218_IN_DIGITAL_GAIN_MAX, DA7218_NO_INVERT,
                       da7218_in_dig_gain_tlv),
        SOC_SINGLE("In Filter2R Switch", DA7218_IN_2R_FILTER_CTRL,
                   DA7218_IN_2R_MUTE_EN_SHIFT, DA7218_SWITCH_EN_MAX,
                   DA7218_INVERT),
        SOC_SINGLE("In Filter2R Gain Ramp Switch",
                   DA7218_IN_2R_FILTER_CTRL, DA7218_IN_2R_RAMP_EN_SHIFT,
                   DA7218_SWITCH_EN_MAX, DA7218_NO_INVERT),

        /* AGS */
        SOC_SINGLE_TLV("AGS Trigger", DA7218_AGS_TRIGGER,
                       DA7218_AGS_TRIGGER_SHIFT, DA7218_AGS_TRIGGER_MAX,
                       DA7218_INVERT, da7218_ags_trigger_tlv),
        SOC_SINGLE_TLV("AGS Max Attenuation", DA7218_AGS_ATT_MAX,
                       DA7218_AGS_ATT_MAX_SHIFT, DA7218_AGS_ATT_MAX_MAX,
                       DA7218_NO_INVERT, da7218_ags_att_max_tlv),
        SOC_SINGLE("AGS Anticlip Switch", DA7218_AGS_ANTICLIP_CTRL,
                   DA7218_AGS_ANTICLIP_EN_SHIFT, DA7218_SWITCH_EN_MAX,
                   DA7218_NO_INVERT),
        SOC_SINGLE("AGS Channel1 Switch", DA7218_AGS_ENABLE,
                   DA7218_AGS_ENABLE_CHAN1_SHIFT, DA7218_SWITCH_EN_MAX,
                   DA7218_NO_INVERT),
        SOC_SINGLE("AGS Channel2 Switch", DA7218_AGS_ENABLE,
                   DA7218_AGS_ENABLE_CHAN2_SHIFT, DA7218_SWITCH_EN_MAX,
                   DA7218_NO_INVERT),

        /* ALC */
        SOC_ENUM("ALC Attack Rate", da7218_alc_attack_rate),
        SOC_ENUM("ALC Release Rate", da7218_alc_release_rate),
        SOC_ENUM("ALC Hold Time", da7218_alc_hold_time),
        SOC_SINGLE_TLV("ALC Noise Threshold", DA7218_ALC_NOISE,
                       DA7218_ALC_NOISE_SHIFT, DA7218_ALC_THRESHOLD_MAX,
                       DA7218_INVERT, da7218_alc_threshold_tlv),
        SOC_SINGLE_TLV("ALC Min Threshold", DA7218_ALC_TARGET_MIN,
                       DA7218_ALC_THRESHOLD_MIN_SHIFT, DA7218_ALC_THRESHOLD_MAX,
                       DA7218_INVERT, da7218_alc_threshold_tlv),
        SOC_SINGLE_TLV("ALC Max Threshold", DA7218_ALC_TARGET_MAX,
                       DA7218_ALC_THRESHOLD_MAX_SHIFT, DA7218_ALC_THRESHOLD_MAX,
                       DA7218_INVERT, da7218_alc_threshold_tlv),
        SOC_SINGLE_TLV("ALC Max Attenuation", DA7218_ALC_GAIN_LIMITS,
                       DA7218_ALC_ATTEN_MAX_SHIFT, DA7218_ALC_ATTEN_GAIN_MAX,
                       DA7218_NO_INVERT, da7218_alc_gain_tlv),
        SOC_SINGLE_TLV("ALC Max Gain", DA7218_ALC_GAIN_LIMITS,
                       DA7218_ALC_GAIN_MAX_SHIFT, DA7218_ALC_ATTEN_GAIN_MAX,
                       DA7218_NO_INVERT, da7218_alc_gain_tlv),
        SOC_SINGLE_RANGE_TLV("ALC Min Analog Gain", DA7218_ALC_ANA_GAIN_LIMITS,
                             DA7218_ALC_ANA_GAIN_MIN_SHIFT,
                             DA7218_ALC_ANA_GAIN_MIN, DA7218_ALC_ANA_GAIN_MAX,
                             DA7218_NO_INVERT, da7218_alc_ana_gain_tlv),
        SOC_SINGLE_RANGE_TLV("ALC Max Analog Gain", DA7218_ALC_ANA_GAIN_LIMITS,
                             DA7218_ALC_ANA_GAIN_MAX_SHIFT,
                             DA7218_ALC_ANA_GAIN_MIN, DA7218_ALC_ANA_GAIN_MAX,
                             DA7218_NO_INVERT, da7218_alc_ana_gain_tlv),
        SOC_ENUM("ALC Anticlip Step", da7218_alc_anticlip_step),
        SOC_SINGLE("ALC Anticlip Switch", DA7218_ALC_ANTICLIP_CTRL,
                   DA7218_ALC_ANTICLIP_EN_SHIFT, DA7218_SWITCH_EN_MAX,
                   DA7218_NO_INVERT),
        SOC_DOUBLE_EXT("ALC Channel1 Switch", DA7218_ALC_CTRL1,
                       DA7218_ALC_CHAN1_L_EN_SHIFT, DA7218_ALC_CHAN1_R_EN_SHIFT,
                       DA7218_SWITCH_EN_MAX, DA7218_NO_INVERT,
                       snd_soc_get_volsw, da7218_alc_sw_put),
        SOC_DOUBLE_EXT("ALC Channel2 Switch", DA7218_ALC_CTRL1,
                       DA7218_ALC_CHAN2_L_EN_SHIFT, DA7218_ALC_CHAN2_R_EN_SHIFT,
                       DA7218_SWITCH_EN_MAX, DA7218_NO_INVERT,
                       snd_soc_get_volsw, da7218_alc_sw_put),

        /* Envelope Tracking */
        SOC_ENUM("Envelope Tracking Attack Rate", da7218_integ_attack_rate),
        SOC_ENUM("Envelope Tracking Release Rate", da7218_integ_release_rate),

        /* Input High-Pass Filters */
        SOC_ENUM("In Filter1 HPF Mode", da7218_in1_hpf_mode),
        SOC_ENUM("In Filter1 HPF Corner Audio", da7218_in1_audio_hpf_corner),
        SOC_ENUM("In Filter1 HPF Corner Voice", da7218_in1_voice_hpf_corner),
        SOC_ENUM("In Filter2 HPF Mode", da7218_in2_hpf_mode),
        SOC_ENUM("In Filter2 HPF Corner Audio", da7218_in2_audio_hpf_corner),
        SOC_ENUM("In Filter2 HPF Corner Voice", da7218_in2_voice_hpf_corner),

        /* Mic Level Detect */
        SOC_DOUBLE_EXT("Mic Level Detect Channel1 Switch", DA7218_LVL_DET_CTRL,
                       DA7218_LVL_DET_EN_CHAN1L_SHIFT,
                       DA7218_LVL_DET_EN_CHAN1R_SHIFT, DA7218_SWITCH_EN_MAX,
                       DA7218_NO_INVERT, da7218_mic_lvl_det_sw_get,
                       da7218_mic_lvl_det_sw_put),
        SOC_DOUBLE_EXT("Mic Level Detect Channel2 Switch", DA7218_LVL_DET_CTRL,
                       DA7218_LVL_DET_EN_CHAN2L_SHIFT,
                       DA7218_LVL_DET_EN_CHAN2R_SHIFT, DA7218_SWITCH_EN_MAX,
                       DA7218_NO_INVERT, da7218_mic_lvl_det_sw_get,
                       da7218_mic_lvl_det_sw_put),
        SOC_SINGLE("Mic Level Detect Level", DA7218_LVL_DET_LEVEL,
                   DA7218_LVL_DET_LEVEL_SHIFT, DA7218_LVL_DET_LEVEL_MAX,
                   DA7218_NO_INVERT),

        /* Digital Mixer (Input) */
        SOC_SINGLE_TLV("DMix In Filter1L Out1 DAIL Volume",
                       DA7218_DMIX_OUTDAI_1L_INFILT_1L_GAIN,
                       DA7218_OUTDAI_1L_INFILT_1L_GAIN_SHIFT,
                       DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
                       da7218_dmix_gain_tlv),
        SOC_SINGLE_TLV("DMix In Filter1L Out1 DAIR Volume",
                       DA7218_DMIX_OUTDAI_1R_INFILT_1L_GAIN,
                       DA7218_OUTDAI_1R_INFILT_1L_GAIN_SHIFT,
                       DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
                       da7218_dmix_gain_tlv),
        SOC_SINGLE_TLV("DMix In Filter1L Out2 DAIL Volume",
                       DA7218_DMIX_OUTDAI_2L_INFILT_1L_GAIN,
                       DA7218_OUTDAI_2L_INFILT_1L_GAIN_SHIFT,
                       DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
                       da7218_dmix_gain_tlv),
        SOC_SINGLE_TLV("DMix In Filter1L Out2 DAIR Volume",
                       DA7218_DMIX_OUTDAI_2R_INFILT_1L_GAIN,
                       DA7218_OUTDAI_2R_INFILT_1L_GAIN_SHIFT,
                       DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
                       da7218_dmix_gain_tlv),

        SOC_SINGLE_TLV("DMix In Filter1R Out1 DAIL Volume",
                       DA7218_DMIX_OUTDAI_1L_INFILT_1R_GAIN,
                       DA7218_OUTDAI_1L_INFILT_1R_GAIN_SHIFT,
                       DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
                       da7218_dmix_gain_tlv),
        SOC_SINGLE_TLV("DMix In Filter1R Out1 DAIR Volume",
                       DA7218_DMIX_OUTDAI_1R_INFILT_1R_GAIN,
                       DA7218_OUTDAI_1R_INFILT_1R_GAIN_SHIFT,
                       DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
                       da7218_dmix_gain_tlv),
        SOC_SINGLE_TLV("DMix In Filter1R Out2 DAIL Volume",
                       DA7218_DMIX_OUTDAI_2L_INFILT_1R_GAIN,
                       DA7218_OUTDAI_2L_INFILT_1R_GAIN_SHIFT,
                       DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
                       da7218_dmix_gain_tlv),
        SOC_SINGLE_TLV("DMix In Filter1R Out2 DAIR Volume",
                       DA7218_DMIX_OUTDAI_2R_INFILT_1R_GAIN,
                       DA7218_OUTDAI_2R_INFILT_1R_GAIN_SHIFT,
                       DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
                       da7218_dmix_gain_tlv),

        SOC_SINGLE_TLV("DMix In Filter2L Out1 DAIL Volume",
                       DA7218_DMIX_OUTDAI_1L_INFILT_2L_GAIN,
                       DA7218_OUTDAI_1L_INFILT_2L_GAIN_SHIFT,
                       DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
                       da7218_dmix_gain_tlv),
        SOC_SINGLE_TLV("DMix In Filter2L Out1 DAIR Volume",
                       DA7218_DMIX_OUTDAI_1R_INFILT_2L_GAIN,
                       DA7218_OUTDAI_1R_INFILT_2L_GAIN_SHIFT,
                       DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
                       da7218_dmix_gain_tlv),
        SOC_SINGLE_TLV("DMix In Filter2L Out2 DAIL Volume",
                       DA7218_DMIX_OUTDAI_2L_INFILT_2L_GAIN,
                       DA7218_OUTDAI_2L_INFILT_2L_GAIN_SHIFT,
                       DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
                       da7218_dmix_gain_tlv),
        SOC_SINGLE_TLV("DMix In Filter2L Out2 DAIR Volume",
                       DA7218_DMIX_OUTDAI_2R_INFILT_2L_GAIN,
                       DA7218_OUTDAI_2R_INFILT_2L_GAIN_SHIFT,
                       DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
                       da7218_dmix_gain_tlv),

        SOC_SINGLE_TLV("DMix In Filter2R Out1 DAIL Volume",
                       DA7218_DMIX_OUTDAI_1L_INFILT_2R_GAIN,
                       DA7218_OUTDAI_1L_INFILT_2R_GAIN_SHIFT,
                       DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
                       da7218_dmix_gain_tlv),
        SOC_SINGLE_TLV("DMix In Filter2R Out1 DAIR Volume",
                       DA7218_DMIX_OUTDAI_1R_INFILT_2R_GAIN,
                       DA7218_OUTDAI_1R_INFILT_2R_GAIN_SHIFT,
                       DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
                       da7218_dmix_gain_tlv),
        SOC_SINGLE_TLV("DMix In Filter2R Out2 DAIL Volume",
                       DA7218_DMIX_OUTDAI_2L_INFILT_2R_GAIN,
                       DA7218_OUTDAI_2L_INFILT_2R_GAIN_SHIFT,
                       DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
                       da7218_dmix_gain_tlv),
        SOC_SINGLE_TLV("DMix In Filter2R Out2 DAIR Volume",
                       DA7218_DMIX_OUTDAI_2R_INFILT_2R_GAIN,
                       DA7218_OUTDAI_2R_INFILT_2R_GAIN_SHIFT,
                       DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
                       da7218_dmix_gain_tlv),

        SOC_SINGLE_TLV("DMix ToneGen Out1 DAIL Volume",
                       DA7218_DMIX_OUTDAI_1L_TONEGEN_GAIN,
                       DA7218_OUTDAI_1L_TONEGEN_GAIN_SHIFT,
                       DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
                       da7218_dmix_gain_tlv),
        SOC_SINGLE_TLV("DMix ToneGen Out1 DAIR Volume",
                       DA7218_DMIX_OUTDAI_1R_TONEGEN_GAIN,
                       DA7218_OUTDAI_1R_TONEGEN_GAIN_SHIFT,
                       DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
                       da7218_dmix_gain_tlv),
        SOC_SINGLE_TLV("DMix ToneGen Out2 DAIL Volume",
                       DA7218_DMIX_OUTDAI_2L_TONEGEN_GAIN,
                       DA7218_OUTDAI_2L_TONEGEN_GAIN_SHIFT,
                       DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
                       da7218_dmix_gain_tlv),
        SOC_SINGLE_TLV("DMix ToneGen Out2 DAIR Volume",
                       DA7218_DMIX_OUTDAI_2R_TONEGEN_GAIN,
                       DA7218_OUTDAI_2R_TONEGEN_GAIN_SHIFT,
                       DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
                       da7218_dmix_gain_tlv),

        SOC_SINGLE_TLV("DMix In DAIL Out1 DAIL Volume",
                       DA7218_DMIX_OUTDAI_1L_INDAI_1L_GAIN,
                       DA7218_OUTDAI_1L_INDAI_1L_GAIN_SHIFT,
                       DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
                       da7218_dmix_gain_tlv),
        SOC_SINGLE_TLV("DMix In DAIL Out1 DAIR Volume",
                       DA7218_DMIX_OUTDAI_1R_INDAI_1L_GAIN,
                       DA7218_OUTDAI_1R_INDAI_1L_GAIN_SHIFT,
                       DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
                       da7218_dmix_gain_tlv),
        SOC_SINGLE_TLV("DMix In DAIL Out2 DAIL Volume",
                       DA7218_DMIX_OUTDAI_2L_INDAI_1L_GAIN,
                       DA7218_OUTDAI_2L_INDAI_1L_GAIN_SHIFT,
                       DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
                       da7218_dmix_gain_tlv),
        SOC_SINGLE_TLV("DMix In DAIL Out2 DAIR Volume",
                       DA7218_DMIX_OUTDAI_2R_INDAI_1L_GAIN,
                       DA7218_OUTDAI_2R_INDAI_1L_GAIN_SHIFT,
                       DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
                       da7218_dmix_gain_tlv),

        SOC_SINGLE_TLV("DMix In DAIR Out1 DAIL Volume",
                       DA7218_DMIX_OUTDAI_1L_INDAI_1R_GAIN,
                       DA7218_OUTDAI_1L_INDAI_1R_GAIN_SHIFT,
                       DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
                       da7218_dmix_gain_tlv),
        SOC_SINGLE_TLV("DMix In DAIR Out1 DAIR Volume",
                       DA7218_DMIX_OUTDAI_1R_INDAI_1R_GAIN,
                       DA7218_OUTDAI_1R_INDAI_1R_GAIN_SHIFT,
                       DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
                       da7218_dmix_gain_tlv),
        SOC_SINGLE_TLV("DMix In DAIR Out2 DAIL Volume",
                       DA7218_DMIX_OUTDAI_2L_INDAI_1R_GAIN,
                       DA7218_OUTDAI_2L_INDAI_1R_GAIN_SHIFT,
                       DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
                       da7218_dmix_gain_tlv),
        SOC_SINGLE_TLV("DMix In DAIR Out2 DAIR Volume",
                       DA7218_DMIX_OUTDAI_2R_INDAI_1R_GAIN,
                       DA7218_OUTDAI_2R_INDAI_1R_GAIN_SHIFT,
                       DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
                       da7218_dmix_gain_tlv),

        /* Digital Mixer (Output) */
        SOC_SINGLE_TLV("DMix In Filter1L Out FilterL Volume",
                       DA7218_DMIX_OUTFILT_1L_INFILT_1L_GAIN,
                       DA7218_OUTFILT_1L_INFILT_1L_GAIN_SHIFT,
                       DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
                       da7218_dmix_gain_tlv),
        SOC_SINGLE_TLV("DMix In Filter1L Out FilterR Volume",
                       DA7218_DMIX_OUTFILT_1R_INFILT_1L_GAIN,
                       DA7218_OUTFILT_1R_INFILT_1L_GAIN_SHIFT,
                       DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
                       da7218_dmix_gain_tlv),

        SOC_SINGLE_TLV("DMix In Filter1R Out FilterL Volume",
                       DA7218_DMIX_OUTFILT_1L_INFILT_1R_GAIN,
                       DA7218_OUTFILT_1L_INFILT_1R_GAIN_SHIFT,
                       DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
                       da7218_dmix_gain_tlv),
        SOC_SINGLE_TLV("DMix In Filter1R Out FilterR Volume",
                       DA7218_DMIX_OUTFILT_1R_INFILT_1R_GAIN,
                       DA7218_OUTFILT_1R_INFILT_1R_GAIN_SHIFT,
                       DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
                       da7218_dmix_gain_tlv),

        SOC_SINGLE_TLV("DMix In Filter2L Out FilterL Volume",
                       DA7218_DMIX_OUTFILT_1L_INFILT_2L_GAIN,
                       DA7218_OUTFILT_1L_INFILT_2L_GAIN_SHIFT,
                       DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
                       da7218_dmix_gain_tlv),
        SOC_SINGLE_TLV("DMix In Filter2L Out FilterR Volume",
                       DA7218_DMIX_OUTFILT_1R_INFILT_2L_GAIN,
                       DA7218_OUTFILT_1R_INFILT_2L_GAIN_SHIFT,
                       DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
                       da7218_dmix_gain_tlv),

        SOC_SINGLE_TLV("DMix In Filter2R Out FilterL Volume",
                       DA7218_DMIX_OUTFILT_1L_INFILT_2R_GAIN,
                       DA7218_OUTFILT_1L_INFILT_2R_GAIN_SHIFT,
                       DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
                       da7218_dmix_gain_tlv),
        SOC_SINGLE_TLV("DMix In Filter2R Out FilterR Volume",
                       DA7218_DMIX_OUTFILT_1R_INFILT_2R_GAIN,
                       DA7218_OUTFILT_1R_INFILT_2R_GAIN_SHIFT,
                       DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
                       da7218_dmix_gain_tlv),

        SOC_SINGLE_TLV("DMix ToneGen Out FilterL Volume",
                       DA7218_DMIX_OUTFILT_1L_TONEGEN_GAIN,
                       DA7218_OUTFILT_1L_TONEGEN_GAIN_SHIFT,
                       DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
                       da7218_dmix_gain_tlv),
        SOC_SINGLE_TLV("DMix ToneGen Out FilterR Volume",
                       DA7218_DMIX_OUTFILT_1R_TONEGEN_GAIN,
                       DA7218_OUTFILT_1R_TONEGEN_GAIN_SHIFT,
                       DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
                       da7218_dmix_gain_tlv),

        SOC_SINGLE_TLV("DMix In DAIL Out FilterL Volume",
                       DA7218_DMIX_OUTFILT_1L_INDAI_1L_GAIN,
                       DA7218_OUTFILT_1L_INDAI_1L_GAIN_SHIFT,
                       DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
                       da7218_dmix_gain_tlv),
        SOC_SINGLE_TLV("DMix In DAIL Out FilterR Volume",
                       DA7218_DMIX_OUTFILT_1R_INDAI_1L_GAIN,
                       DA7218_OUTFILT_1R_INDAI_1L_GAIN_SHIFT,
                       DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
                       da7218_dmix_gain_tlv),

        SOC_SINGLE_TLV("DMix In DAIR Out FilterL Volume",
                       DA7218_DMIX_OUTFILT_1L_INDAI_1R_GAIN,
                       DA7218_OUTFILT_1L_INDAI_1R_GAIN_SHIFT,
                       DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
                       da7218_dmix_gain_tlv),
        SOC_SINGLE_TLV("DMix In DAIR Out FilterR Volume",
                       DA7218_DMIX_OUTFILT_1R_INDAI_1R_GAIN,
                       DA7218_OUTFILT_1R_INDAI_1R_GAIN_SHIFT,
                       DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
                       da7218_dmix_gain_tlv),

        /* Sidetone Filter */
        SND_SOC_BYTES_EXT("Sidetone BiQuad Coefficients",
                          DA7218_SIDETONE_BIQ_3STAGE_CFG_SIZE,
                          da7218_biquad_coeff_get, da7218_biquad_coeff_put),
        SOC_SINGLE_TLV("Sidetone Volume", DA7218_SIDETONE_GAIN,
                       DA7218_SIDETONE_GAIN_SHIFT, DA7218_DMIX_GAIN_MAX,
                       DA7218_NO_INVERT, da7218_dmix_gain_tlv),
        SOC_SINGLE("Sidetone Switch", DA7218_SIDETONE_CTRL,
                   DA7218_SIDETONE_MUTE_EN_SHIFT, DA7218_SWITCH_EN_MAX,
                   DA7218_INVERT),

        /* Tone Generator */
        SOC_ENUM("ToneGen DTMF Key", da7218_tonegen_dtmf_key),
        SOC_SINGLE("ToneGen DTMF Switch", DA7218_TONE_GEN_CFG1,
                   DA7218_DTMF_EN_SHIFT, DA7218_SWITCH_EN_MAX,
                   DA7218_NO_INVERT),
        SOC_ENUM("ToneGen Sinewave Gen Type", da7218_tonegen_swg_sel),
        SOC_SINGLE_EXT("ToneGen Sinewave1 Freq", DA7218_TONE_GEN_FREQ1_L,
                       DA7218_FREQ1_L_SHIFT, DA7218_FREQ_MAX, DA7218_NO_INVERT,
                       da7218_tonegen_freq_get, da7218_tonegen_freq_put),
        SOC_SINGLE_EXT("ToneGen Sinewave2 Freq", DA7218_TONE_GEN_FREQ2_L,
                       DA7218_FREQ2_L_SHIFT, DA7218_FREQ_MAX, DA7218_NO_INVERT,
                       da7218_tonegen_freq_get, da7218_tonegen_freq_put),
        SOC_SINGLE("ToneGen On Time", DA7218_TONE_GEN_ON_PER,
                   DA7218_BEEP_ON_PER_SHIFT, DA7218_BEEP_ON_OFF_MAX,
                   DA7218_NO_INVERT),
        SOC_SINGLE("ToneGen Off Time", DA7218_TONE_GEN_OFF_PER,
                   DA7218_BEEP_OFF_PER_SHIFT, DA7218_BEEP_ON_OFF_MAX,
                   DA7218_NO_INVERT),

        /* Gain ramping */
        SOC_ENUM("Gain Ramp Rate", da7218_gain_ramp_rate),

        /* DGS */
        SOC_SINGLE_TLV("DGS Trigger", DA7218_DGS_TRIGGER,
                       DA7218_DGS_TRIGGER_LVL_SHIFT, DA7218_DGS_TRIGGER_MAX,
                       DA7218_INVERT, da7218_dgs_trigger_tlv),
        SOC_ENUM("DGS Rise Coefficient", da7218_dgs_rise_coeff),
        SOC_ENUM("DGS Fall Coefficient", da7218_dgs_fall_coeff),
        SOC_SINGLE("DGS Sync Delay", DA7218_DGS_SYNC_DELAY,
                   DA7218_DGS_SYNC_DELAY_SHIFT, DA7218_DGS_SYNC_DELAY_MAX,
                   DA7218_NO_INVERT),
        SOC_SINGLE("DGS Fast SR Sync Delay", DA7218_DGS_SYNC_DELAY2,
                   DA7218_DGS_SYNC_DELAY2_SHIFT, DA7218_DGS_SYNC_DELAY_MAX,
                   DA7218_NO_INVERT),
        SOC_SINGLE("DGS Voice Filter Sync Delay", DA7218_DGS_SYNC_DELAY3,
                   DA7218_DGS_SYNC_DELAY3_SHIFT, DA7218_DGS_SYNC_DELAY3_MAX,
                   DA7218_NO_INVERT),
        SOC_SINGLE_TLV("DGS Anticlip Level", DA7218_DGS_LEVELS,
                       DA7218_DGS_ANTICLIP_LVL_SHIFT,
                       DA7218_DGS_ANTICLIP_LVL_MAX, DA7218_INVERT,
                       da7218_dgs_anticlip_tlv),
        SOC_SINGLE_TLV("DGS Signal Level", DA7218_DGS_LEVELS,
                       DA7218_DGS_SIGNAL_LVL_SHIFT, DA7218_DGS_SIGNAL_LVL_MAX,
                       DA7218_INVERT, da7218_dgs_signal_tlv),
        SOC_SINGLE("DGS Gain Subrange Switch", DA7218_DGS_GAIN_CTRL,
                   DA7218_DGS_SUBR_EN_SHIFT, DA7218_SWITCH_EN_MAX,
                   DA7218_NO_INVERT),
        SOC_SINGLE("DGS Gain Ramp Switch", DA7218_DGS_GAIN_CTRL,
                   DA7218_DGS_RAMP_EN_SHIFT, DA7218_SWITCH_EN_MAX,
                   DA7218_NO_INVERT),
        SOC_SINGLE("DGS Gain Steps", DA7218_DGS_GAIN_CTRL,
                   DA7218_DGS_STEPS_SHIFT, DA7218_DGS_STEPS_MAX,
                   DA7218_NO_INVERT),
        SOC_DOUBLE("DGS Switch", DA7218_DGS_ENABLE, DA7218_DGS_ENABLE_L_SHIFT,
                   DA7218_DGS_ENABLE_R_SHIFT, DA7218_SWITCH_EN_MAX,
                   DA7218_NO_INVERT),

        /* Output High-Pass Filter */
        SOC_ENUM("Out Filter HPF Mode", da7218_out1_hpf_mode),
        SOC_ENUM("Out Filter HPF Corner Audio", da7218_out1_audio_hpf_corner),
        SOC_ENUM("Out Filter HPF Corner Voice", da7218_out1_voice_hpf_corner),

        /* 5-Band Equaliser */
        SOC_SINGLE_TLV("Out EQ Band1 Volume", DA7218_OUT_1_EQ_12_FILTER_CTRL,
                       DA7218_OUT_1_EQ_BAND1_SHIFT, DA7218_OUT_EQ_BAND_MAX,
                       DA7218_NO_INVERT, da7218_out_eq_band_tlv),
        SOC_SINGLE_TLV("Out EQ Band2 Volume", DA7218_OUT_1_EQ_12_FILTER_CTRL,
                       DA7218_OUT_1_EQ_BAND2_SHIFT, DA7218_OUT_EQ_BAND_MAX,
                       DA7218_NO_INVERT, da7218_out_eq_band_tlv),
        SOC_SINGLE_TLV("Out EQ Band3 Volume", DA7218_OUT_1_EQ_34_FILTER_CTRL,
                       DA7218_OUT_1_EQ_BAND3_SHIFT, DA7218_OUT_EQ_BAND_MAX,
                       DA7218_NO_INVERT, da7218_out_eq_band_tlv),
        SOC_SINGLE_TLV("Out EQ Band4 Volume", DA7218_OUT_1_EQ_34_FILTER_CTRL,
                       DA7218_OUT_1_EQ_BAND4_SHIFT, DA7218_OUT_EQ_BAND_MAX,
                       DA7218_NO_INVERT, da7218_out_eq_band_tlv),
        SOC_SINGLE_TLV("Out EQ Band5 Volume", DA7218_OUT_1_EQ_5_FILTER_CTRL,
                       DA7218_OUT_1_EQ_BAND5_SHIFT, DA7218_OUT_EQ_BAND_MAX,
                       DA7218_NO_INVERT, da7218_out_eq_band_tlv),
        SOC_SINGLE("Out EQ Switch", DA7218_OUT_1_EQ_5_FILTER_CTRL,
                   DA7218_OUT_1_EQ_EN_SHIFT, DA7218_SWITCH_EN_MAX,
                   DA7218_NO_INVERT),

        /* BiQuad Filters */
        SND_SOC_BYTES_EXT("BiQuad Coefficients",
                          DA7218_OUT_1_BIQ_5STAGE_CFG_SIZE,
                          da7218_biquad_coeff_get, da7218_biquad_coeff_put),
        SOC_SINGLE("BiQuad Filter Switch", DA7218_OUT_1_BIQ_5STAGE_CTRL,
                   DA7218_OUT_1_BIQ_5STAGE_MUTE_EN_SHIFT, DA7218_SWITCH_EN_MAX,
                   DA7218_INVERT),

        /* Output Filters */
        SOC_DOUBLE_R_RANGE_TLV("Out Filter Volume", DA7218_OUT_1L_GAIN,
                               DA7218_OUT_1R_GAIN,
                               DA7218_OUT_1L_DIGITAL_GAIN_SHIFT,
                               DA7218_OUT_DIGITAL_GAIN_MIN,
                               DA7218_OUT_DIGITAL_GAIN_MAX, DA7218_NO_INVERT,
                               da7218_out_dig_gain_tlv),
        SOC_DOUBLE_R("Out Filter Switch", DA7218_OUT_1L_FILTER_CTRL,
                     DA7218_OUT_1R_FILTER_CTRL, DA7218_OUT_1L_MUTE_EN_SHIFT,
                     DA7218_SWITCH_EN_MAX, DA7218_INVERT),
        SOC_DOUBLE_R("Out Filter Gain Subrange Switch",
                     DA7218_OUT_1L_FILTER_CTRL, DA7218_OUT_1R_FILTER_CTRL,
                     DA7218_OUT_1L_SUBRANGE_EN_SHIFT, DA7218_SWITCH_EN_MAX,
                     DA7218_NO_INVERT),
        SOC_DOUBLE_R("Out Filter Gain Ramp Switch", DA7218_OUT_1L_FILTER_CTRL,
                     DA7218_OUT_1R_FILTER_CTRL, DA7218_OUT_1L_RAMP_EN_SHIFT,
                     DA7218_SWITCH_EN_MAX, DA7218_NO_INVERT),

        /* Mixer Output */
        SOC_DOUBLE_R_RANGE_TLV("Mixout Volume", DA7218_MIXOUT_L_GAIN,
                               DA7218_MIXOUT_R_GAIN,
                               DA7218_MIXOUT_L_AMP_GAIN_SHIFT,
                               DA7218_MIXOUT_AMP_GAIN_MIN,
                               DA7218_MIXOUT_AMP_GAIN_MAX, DA7218_NO_INVERT,
                               da7218_mixout_gain_tlv),

        /* DAC Noise Gate */
        SOC_ENUM("DAC NG Setup Time", da7218_dac_ng_setup_time),
        SOC_ENUM("DAC NG Rampup Rate", da7218_dac_ng_rampup_rate),
        SOC_ENUM("DAC NG Rampdown Rate", da7218_dac_ng_rampdown_rate),
        SOC_SINGLE_TLV("DAC NG Off Threshold", DA7218_DAC_NG_OFF_THRESH,
                       DA7218_DAC_NG_OFF_THRESHOLD_SHIFT,
                       DA7218_DAC_NG_THRESHOLD_MAX, DA7218_NO_INVERT,
                       da7218_dac_ng_threshold_tlv),
        SOC_SINGLE_TLV("DAC NG On Threshold", DA7218_DAC_NG_ON_THRESH,
                       DA7218_DAC_NG_ON_THRESHOLD_SHIFT,
                       DA7218_DAC_NG_THRESHOLD_MAX, DA7218_NO_INVERT,
                       da7218_dac_ng_threshold_tlv),
        SOC_SINGLE("DAC NG Switch", DA7218_DAC_NG_CTRL, DA7218_DAC_NG_EN_SHIFT,
                   DA7218_SWITCH_EN_MAX, DA7218_NO_INVERT),

        /* CP */
        SOC_ENUM("Charge Pump Track Mode", da7218_cp_mchange),
        SOC_ENUM("Charge Pump Frequency", da7218_cp_fcontrol),
        SOC_ENUM("Charge Pump Decay Rate", da7218_cp_tau_delay),
        SOC_SINGLE("Charge Pump Threshold", DA7218_CP_VOL_THRESHOLD1,
                   DA7218_CP_THRESH_VDD2_SHIFT, DA7218_CP_THRESH_VDD2_MAX,
                   DA7218_NO_INVERT),

        /* Headphones */
        SOC_DOUBLE_R_RANGE_TLV("Headphone Volume", DA7218_HP_L_GAIN,
                               DA7218_HP_R_GAIN, DA7218_HP_L_AMP_GAIN_SHIFT,
                               DA7218_HP_AMP_GAIN_MIN, DA7218_HP_AMP_GAIN_MAX,
                               DA7218_NO_INVERT, da7218_hp_gain_tlv),
        SOC_DOUBLE_R("Headphone Switch", DA7218_HP_L_CTRL, DA7218_HP_R_CTRL,
                     DA7218_HP_L_AMP_MUTE_EN_SHIFT, DA7218_SWITCH_EN_MAX,
                     DA7218_INVERT),
        SOC_DOUBLE_R("Headphone Gain Ramp Switch", DA7218_HP_L_CTRL,
                     DA7218_HP_R_CTRL, DA7218_HP_L_AMP_RAMP_EN_SHIFT,
                     DA7218_SWITCH_EN_MAX, DA7218_NO_INVERT),
        SOC_DOUBLE_R("Headphone ZC Gain Switch", DA7218_HP_L_CTRL,
                     DA7218_HP_R_CTRL, DA7218_HP_L_AMP_ZC_EN_SHIFT,
                     DA7218_SWITCH_EN_MAX, DA7218_NO_INVERT),
};


/*
 * DAPM Mux Controls
 */

static const char * const da7218_mic_sel_text[] = { "Analog", "Digital" };

static const struct soc_enum da7218_mic1_sel =
        SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(da7218_mic_sel_text),
                            da7218_mic_sel_text);

static const struct snd_kcontrol_new da7218_mic1_sel_mux =
        SOC_DAPM_ENUM("Mic1 Mux", da7218_mic1_sel);

static const struct soc_enum da7218_mic2_sel =
        SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(da7218_mic_sel_text),
                            da7218_mic_sel_text);

static const struct snd_kcontrol_new da7218_mic2_sel_mux =
        SOC_DAPM_ENUM("Mic2 Mux", da7218_mic2_sel);

static const char * const da7218_sidetone_in_sel_txt[] = {
        "In Filter1L", "In Filter1R", "In Filter2L", "In Filter2R"
};

static const struct soc_enum da7218_sidetone_in_sel =
        SOC_ENUM_SINGLE(DA7218_SIDETONE_IN_SELECT,
                        DA7218_SIDETONE_IN_SELECT_SHIFT,
                        DA7218_SIDETONE_IN_SELECT_MAX,
                        da7218_sidetone_in_sel_txt);

static const struct snd_kcontrol_new da7218_sidetone_in_sel_mux =
        SOC_DAPM_ENUM("Sidetone Mux", da7218_sidetone_in_sel);

static const char * const da7218_out_filt_biq_sel_txt[] = {
        "Bypass", "Enabled"
};

static const struct soc_enum da7218_out_filtl_biq_sel =
        SOC_ENUM_SINGLE(DA7218_OUT_1L_FILTER_CTRL,
                        DA7218_OUT_1L_BIQ_5STAGE_SEL_SHIFT,
                        DA7218_OUT_BIQ_5STAGE_SEL_MAX,
                        da7218_out_filt_biq_sel_txt);

static const struct snd_kcontrol_new da7218_out_filtl_biq_sel_mux =
        SOC_DAPM_ENUM("Out FilterL BiQuad Mux", da7218_out_filtl_biq_sel);

static const struct soc_enum da7218_out_filtr_biq_sel =
        SOC_ENUM_SINGLE(DA7218_OUT_1R_FILTER_CTRL,
                        DA7218_OUT_1R_BIQ_5STAGE_SEL_SHIFT,
                        DA7218_OUT_BIQ_5STAGE_SEL_MAX,
                        da7218_out_filt_biq_sel_txt);

static const struct snd_kcontrol_new da7218_out_filtr_biq_sel_mux =
        SOC_DAPM_ENUM("Out FilterR BiQuad Mux", da7218_out_filtr_biq_sel);


/*
 * DAPM Mixer Controls
 */

#define DA7218_DMIX_CTRLS(reg)                                          \
        SOC_DAPM_SINGLE("In Filter1L Switch", reg,                      \
                        DA7218_DMIX_SRC_INFILT1L,                       \
                        DA7218_SWITCH_EN_MAX, DA7218_NO_INVERT),        \
        SOC_DAPM_SINGLE("In Filter1R Switch", reg,                      \
                        DA7218_DMIX_SRC_INFILT1R,                       \
                        DA7218_SWITCH_EN_MAX, DA7218_NO_INVERT),        \
        SOC_DAPM_SINGLE("In Filter2L Switch", reg,                      \
                        DA7218_DMIX_SRC_INFILT2L,                       \
                        DA7218_SWITCH_EN_MAX, DA7218_NO_INVERT),        \
        SOC_DAPM_SINGLE("In Filter2R Switch", reg,                      \
                        DA7218_DMIX_SRC_INFILT2R,                       \
                        DA7218_SWITCH_EN_MAX, DA7218_NO_INVERT),        \
        SOC_DAPM_SINGLE("ToneGen Switch", reg,                          \
                        DA7218_DMIX_SRC_TONEGEN,                        \
                        DA7218_SWITCH_EN_MAX, DA7218_NO_INVERT),        \
        SOC_DAPM_SINGLE("DAIL Switch", reg, DA7218_DMIX_SRC_DAIL,       \
                        DA7218_SWITCH_EN_MAX, DA7218_NO_INVERT),        \
        SOC_DAPM_SINGLE("DAIR Switch", reg, DA7218_DMIX_SRC_DAIR,       \
                        DA7218_SWITCH_EN_MAX, DA7218_NO_INVERT)

static const struct snd_kcontrol_new da7218_out_dai1l_mix_controls[] = {
        DA7218_DMIX_CTRLS(DA7218_DROUTING_OUTDAI_1L),
};

static const struct snd_kcontrol_new da7218_out_dai1r_mix_controls[] = {
        DA7218_DMIX_CTRLS(DA7218_DROUTING_OUTDAI_1R),
};

static const struct snd_kcontrol_new da7218_out_dai2l_mix_controls[] = {
        DA7218_DMIX_CTRLS(DA7218_DROUTING_OUTDAI_2L),
};

static const struct snd_kcontrol_new da7218_out_dai2r_mix_controls[] = {
        DA7218_DMIX_CTRLS(DA7218_DROUTING_OUTDAI_2R),
};

static const struct snd_kcontrol_new da7218_out_filtl_mix_controls[] = {
        DA7218_DMIX_CTRLS(DA7218_DROUTING_OUTFILT_1L),
};

static const struct snd_kcontrol_new da7218_out_filtr_mix_controls[] = {
        DA7218_DMIX_CTRLS(DA7218_DROUTING_OUTFILT_1R),
};

#define DA7218_DMIX_ST_CTRLS(reg)                                       \
        SOC_DAPM_SINGLE("Out FilterL Switch", reg,                      \
                        DA7218_DMIX_ST_SRC_OUTFILT1L,                   \
                        DA7218_SWITCH_EN_MAX, DA7218_NO_INVERT),        \
        SOC_DAPM_SINGLE("Out FilterR Switch", reg,                      \
                        DA7218_DMIX_ST_SRC_OUTFILT1R,                   \
                        DA7218_SWITCH_EN_MAX, DA7218_NO_INVERT),        \
        SOC_DAPM_SINGLE("Sidetone Switch", reg,                         \
                        DA7218_DMIX_ST_SRC_SIDETONE,                    \
                        DA7218_SWITCH_EN_MAX, DA7218_NO_INVERT)         \

static const struct snd_kcontrol_new da7218_st_out_filtl_mix_controls[] = {
        DA7218_DMIX_ST_CTRLS(DA7218_DROUTING_ST_OUTFILT_1L),
};

static const struct snd_kcontrol_new da7218_st_out_filtr_mix_controls[] = {
        DA7218_DMIX_ST_CTRLS(DA7218_DROUTING_ST_OUTFILT_1R),
};


/*
 * DAPM Events
 */

/*
 * We keep track of which input filters are enabled. This is used in the logic
 * for controlling the mic level detect feature.
 */
static int da7218_in_filter_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 da7218_priv *da7218 = snd_soc_component_get_drvdata(component);
        u8 mask;

        switch (w->reg) {
        case DA7218_IN_1L_FILTER_CTRL:
                mask = (1 << DA7218_LVL_DET_EN_CHAN1L_SHIFT);
                break;
        case DA7218_IN_1R_FILTER_CTRL:
                mask = (1 << DA7218_LVL_DET_EN_CHAN1R_SHIFT);
                break;
        case DA7218_IN_2L_FILTER_CTRL:
                mask = (1 << DA7218_LVL_DET_EN_CHAN2L_SHIFT);
                break;
        case DA7218_IN_2R_FILTER_CTRL:
                mask = (1 << DA7218_LVL_DET_EN_CHAN2R_SHIFT);
                break;
        default:
                return -EINVAL;
        }

        switch (event) {
        case SND_SOC_DAPM_POST_PMU:
                da7218->in_filt_en |= mask;
                /*
                 * If we're enabling path for mic level detect, wait for path
                 * to settle before enabling feature to avoid incorrect and
                 * unwanted detect events.
                 */
                if (mask & da7218->mic_lvl_det_en)
                        msleep(DA7218_MIC_LVL_DET_DELAY);
                break;
        case SND_SOC_DAPM_PRE_PMD:
                da7218->in_filt_en &= ~mask;
                break;
        default:
                return -EINVAL;
        }

        /* Enable configured level detection paths */
        snd_soc_component_write(component, DA7218_LVL_DET_CTRL,
                      (da7218->in_filt_en & da7218->mic_lvl_det_en));

        return 0;
}

static int da7218_dai_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 da7218_priv *da7218 = snd_soc_component_get_drvdata(component);
        u8 pll_ctrl, pll_status, refosc_cal;
        int i;
        bool success;

        switch (event) {
        case SND_SOC_DAPM_POST_PMU:
                if (da7218->master)
                        /* Enable DAI clks for master mode */
                        snd_soc_component_update_bits(component, DA7218_DAI_CLK_MODE,
                                            DA7218_DAI_CLK_EN_MASK,
                                            DA7218_DAI_CLK_EN_MASK);

                /* Tune reference oscillator */
                snd_soc_component_write(component, DA7218_PLL_REFOSC_CAL,
                              DA7218_PLL_REFOSC_CAL_START_MASK);
                snd_soc_component_write(component, DA7218_PLL_REFOSC_CAL,
                              DA7218_PLL_REFOSC_CAL_START_MASK |
                              DA7218_PLL_REFOSC_CAL_EN_MASK);

                /* Check tuning complete */
                i = 0;
                success = false;
                do {
                        refosc_cal = snd_soc_component_read(component, DA7218_PLL_REFOSC_CAL);
                        if (!(refosc_cal & DA7218_PLL_REFOSC_CAL_START_MASK)) {
                                success = true;
                        } else {
                                ++i;
                                usleep_range(DA7218_REF_OSC_CHECK_DELAY_MIN,
                                             DA7218_REF_OSC_CHECK_DELAY_MAX);
                        }
                } while ((i < DA7218_REF_OSC_CHECK_TRIES) && (!success));

                if (!success)
                        dev_warn(component->dev,
                                 "Reference oscillator failed calibration\n");

                /* PC synchronised to DAI */
                snd_soc_component_write(component, DA7218_PC_COUNT,
                              DA7218_PC_RESYNC_AUTO_MASK);

                /* If SRM not enabled, we don't need to check status */
                pll_ctrl = snd_soc_component_read(component, DA7218_PLL_CTRL);
                if ((pll_ctrl & DA7218_PLL_MODE_MASK) != DA7218_PLL_MODE_SRM)
                        return 0;

                /* Check SRM has locked */
                i = 0;
                success = false;
                do {
                        pll_status = snd_soc_component_read(component, DA7218_PLL_STATUS);
                        if (pll_status & DA7218_PLL_SRM_STATUS_SRM_LOCK) {
                                success = true;
                        } else {
                                ++i;
                                msleep(DA7218_SRM_CHECK_DELAY);
                        }
                } while ((i < DA7218_SRM_CHECK_TRIES) && (!success));

                if (!success)
                        dev_warn(component->dev, "SRM failed to lock\n");

                return 0;
        case SND_SOC_DAPM_POST_PMD:
                /* PC free-running */
                snd_soc_component_write(component, DA7218_PC_COUNT, DA7218_PC_FREERUN_MASK);

                if (da7218->master)
                        /* Disable DAI clks for master mode */
                        snd_soc_component_update_bits(component, DA7218_DAI_CLK_MODE,
                                            DA7218_DAI_CLK_EN_MASK, 0);

                return 0;
        default:
                return -EINVAL;
        }
}

static int da7218_cp_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 da7218_priv *da7218 = snd_soc_component_get_drvdata(component);

        /*
         * If this is DA7217 and we're using single supply for differential
         * output, we really don't want to touch the charge pump.
         */
        if (da7218->hp_single_supply)
                return 0;

        switch (event) {
        case SND_SOC_DAPM_PRE_PMU:
                snd_soc_component_update_bits(component, DA7218_CP_CTRL, DA7218_CP_EN_MASK,
                                    DA7218_CP_EN_MASK);
                return 0;
        case SND_SOC_DAPM_PRE_PMD:
                snd_soc_component_update_bits(component, DA7218_CP_CTRL, DA7218_CP_EN_MASK,
                                    0);
                return 0;
        default:
                return -EINVAL;
        }
}

static int da7218_hp_pga_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);

        switch (event) {
        case SND_SOC_DAPM_POST_PMU:
                /* Enable headphone output */
                snd_soc_component_update_bits(component, w->reg, DA7218_HP_AMP_OE_MASK,
                                    DA7218_HP_AMP_OE_MASK);
                return 0;
        case SND_SOC_DAPM_PRE_PMD:
                /* Headphone output high impedance */
                snd_soc_component_update_bits(component, w->reg, DA7218_HP_AMP_OE_MASK, 0);
                return 0;
        default:
                return -EINVAL;
        }
}


/*
 * DAPM Widgets
 */

static const struct snd_soc_dapm_widget da7218_dapm_widgets[] = {
        /* Input Supplies */
        SND_SOC_DAPM_SUPPLY("Mic Bias1", DA7218_MICBIAS_EN,
                            DA7218_MICBIAS_1_EN_SHIFT, DA7218_NO_INVERT,
                            NULL, 0),
        SND_SOC_DAPM_SUPPLY("Mic Bias2", DA7218_MICBIAS_EN,
                            DA7218_MICBIAS_2_EN_SHIFT, DA7218_NO_INVERT,
                            NULL, 0),
        SND_SOC_DAPM_SUPPLY("DMic1 Left", DA7218_DMIC_1_CTRL,
                            DA7218_DMIC_1L_EN_SHIFT, DA7218_NO_INVERT,
                            NULL, 0),
        SND_SOC_DAPM_SUPPLY("DMic1 Right", DA7218_DMIC_1_CTRL,
                            DA7218_DMIC_1R_EN_SHIFT, DA7218_NO_INVERT,
                            NULL, 0),
        SND_SOC_DAPM_SUPPLY("DMic2 Left", DA7218_DMIC_2_CTRL,
                            DA7218_DMIC_2L_EN_SHIFT, DA7218_NO_INVERT,
                            NULL, 0),
        SND_SOC_DAPM_SUPPLY("DMic2 Right", DA7218_DMIC_2_CTRL,
                            DA7218_DMIC_2R_EN_SHIFT, DA7218_NO_INVERT,
                            NULL, 0),

        /* Inputs */
        SND_SOC_DAPM_INPUT("MIC1"),
        SND_SOC_DAPM_INPUT("MIC2"),
        SND_SOC_DAPM_INPUT("DMIC1L"),
        SND_SOC_DAPM_INPUT("DMIC1R"),
        SND_SOC_DAPM_INPUT("DMIC2L"),
        SND_SOC_DAPM_INPUT("DMIC2R"),

        /* Input Mixer Supplies */
        SND_SOC_DAPM_SUPPLY("Mixin1 Supply", DA7218_MIXIN_1_CTRL,
                            DA7218_MIXIN_1_MIX_SEL_SHIFT, DA7218_NO_INVERT,
                            NULL, 0),
        SND_SOC_DAPM_SUPPLY("Mixin2 Supply", DA7218_MIXIN_2_CTRL,
                            DA7218_MIXIN_2_MIX_SEL_SHIFT, DA7218_NO_INVERT,
                            NULL, 0),

        /* Input PGAs */
        SND_SOC_DAPM_PGA("Mic1 PGA", DA7218_MIC_1_CTRL,
                         DA7218_MIC_1_AMP_EN_SHIFT, DA7218_NO_INVERT,
                         NULL, 0),
        SND_SOC_DAPM_PGA("Mic2 PGA", DA7218_MIC_2_CTRL,
                         DA7218_MIC_2_AMP_EN_SHIFT, DA7218_NO_INVERT,
                         NULL, 0),
        SND_SOC_DAPM_PGA("Mixin1 PGA", DA7218_MIXIN_1_CTRL,
                         DA7218_MIXIN_1_AMP_EN_SHIFT, DA7218_NO_INVERT,
                         NULL, 0),
        SND_SOC_DAPM_PGA("Mixin2 PGA", DA7218_MIXIN_2_CTRL,
                         DA7218_MIXIN_2_AMP_EN_SHIFT, DA7218_NO_INVERT,
                         NULL, 0),

        /* Mic/DMic Muxes */
        SND_SOC_DAPM_MUX("Mic1 Mux", SND_SOC_NOPM, 0, 0, &da7218_mic1_sel_mux),
        SND_SOC_DAPM_MUX("Mic2 Mux", SND_SOC_NOPM, 0, 0, &da7218_mic2_sel_mux),

        /* Input Filters */
        SND_SOC_DAPM_ADC_E("In Filter1L", NULL, DA7218_IN_1L_FILTER_CTRL,
                           DA7218_IN_1L_FILTER_EN_SHIFT, DA7218_NO_INVERT,
                           da7218_in_filter_event,
                           SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
        SND_SOC_DAPM_ADC_E("In Filter1R", NULL, DA7218_IN_1R_FILTER_CTRL,
                           DA7218_IN_1R_FILTER_EN_SHIFT, DA7218_NO_INVERT,
                           da7218_in_filter_event,
                           SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
        SND_SOC_DAPM_ADC_E("In Filter2L", NULL, DA7218_IN_2L_FILTER_CTRL,
                           DA7218_IN_2L_FILTER_EN_SHIFT, DA7218_NO_INVERT,
                           da7218_in_filter_event,
                           SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
        SND_SOC_DAPM_ADC_E("In Filter2R", NULL, DA7218_IN_2R_FILTER_CTRL,
                           DA7218_IN_2R_FILTER_EN_SHIFT, DA7218_NO_INVERT,
                           da7218_in_filter_event,
                           SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),

        /* Tone Generator */
        SND_SOC_DAPM_SIGGEN("TONE"),
        SND_SOC_DAPM_PGA("Tone Generator", DA7218_TONE_GEN_CFG1,
                         DA7218_START_STOPN_SHIFT, DA7218_NO_INVERT, NULL, 0),

        /* Sidetone Input */
        SND_SOC_DAPM_MUX("Sidetone Mux", SND_SOC_NOPM, 0, 0,
                         &da7218_sidetone_in_sel_mux),
        SND_SOC_DAPM_ADC("Sidetone Filter", NULL, DA7218_SIDETONE_CTRL,
                         DA7218_SIDETONE_FILTER_EN_SHIFT, DA7218_NO_INVERT),

        /* Input Mixers */
        SND_SOC_DAPM_MIXER("Mixer DAI1L", SND_SOC_NOPM, 0, 0,
                           da7218_out_dai1l_mix_controls,
                           ARRAY_SIZE(da7218_out_dai1l_mix_controls)),
        SND_SOC_DAPM_MIXER("Mixer DAI1R", SND_SOC_NOPM, 0, 0,
                           da7218_out_dai1r_mix_controls,
                           ARRAY_SIZE(da7218_out_dai1r_mix_controls)),
        SND_SOC_DAPM_MIXER("Mixer DAI2L", SND_SOC_NOPM, 0, 0,
                           da7218_out_dai2l_mix_controls,
                           ARRAY_SIZE(da7218_out_dai2l_mix_controls)),
        SND_SOC_DAPM_MIXER("Mixer DAI2R", SND_SOC_NOPM, 0, 0,
                           da7218_out_dai2r_mix_controls,
                           ARRAY_SIZE(da7218_out_dai2r_mix_controls)),

        /* DAI Supply */
        SND_SOC_DAPM_SUPPLY("DAI", DA7218_DAI_CTRL, DA7218_DAI_EN_SHIFT,
                            DA7218_NO_INVERT, da7218_dai_event,
                            SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),

        /* DAI */
        SND_SOC_DAPM_AIF_OUT("DAIOUT", "Capture", 0, DA7218_DAI_TDM_CTRL,
                             DA7218_DAI_OE_SHIFT, DA7218_NO_INVERT),
        SND_SOC_DAPM_AIF_IN("DAIIN", "Playback", 0, SND_SOC_NOPM, 0, 0),

        /* Output Mixers */
        SND_SOC_DAPM_MIXER("Mixer Out FilterL", SND_SOC_NOPM, 0, 0,
                           da7218_out_filtl_mix_controls,
                           ARRAY_SIZE(da7218_out_filtl_mix_controls)),
        SND_SOC_DAPM_MIXER("Mixer Out FilterR", SND_SOC_NOPM, 0, 0,
                           da7218_out_filtr_mix_controls,
                           ARRAY_SIZE(da7218_out_filtr_mix_controls)),

        /* BiQuad Filters */
        SND_SOC_DAPM_MUX("Out FilterL BiQuad Mux", SND_SOC_NOPM, 0, 0,
                         &da7218_out_filtl_biq_sel_mux),
        SND_SOC_DAPM_MUX("Out FilterR BiQuad Mux", SND_SOC_NOPM, 0, 0,
                         &da7218_out_filtr_biq_sel_mux),
        SND_SOC_DAPM_DAC("BiQuad Filter", NULL, DA7218_OUT_1_BIQ_5STAGE_CTRL,
                         DA7218_OUT_1_BIQ_5STAGE_FILTER_EN_SHIFT,
                         DA7218_NO_INVERT),

        /* Sidetone Mixers */
        SND_SOC_DAPM_MIXER("ST Mixer Out FilterL", SND_SOC_NOPM, 0, 0,
                           da7218_st_out_filtl_mix_controls,
                           ARRAY_SIZE(da7218_st_out_filtl_mix_controls)),
        SND_SOC_DAPM_MIXER("ST Mixer Out FilterR", SND_SOC_NOPM, 0, 0,
                           da7218_st_out_filtr_mix_controls,
                           ARRAY_SIZE(da7218_st_out_filtr_mix_controls)),

        /* Output Filters */
        SND_SOC_DAPM_DAC("Out FilterL", NULL, DA7218_OUT_1L_FILTER_CTRL,
                         DA7218_OUT_1L_FILTER_EN_SHIFT, DA7218_NO_INVERT),
        SND_SOC_DAPM_DAC("Out FilterR", NULL, DA7218_OUT_1R_FILTER_CTRL,
                         DA7218_IN_1R_FILTER_EN_SHIFT, DA7218_NO_INVERT),

        /* Output PGAs */
        SND_SOC_DAPM_PGA("Mixout Left PGA", DA7218_MIXOUT_L_CTRL,
                         DA7218_MIXOUT_L_AMP_EN_SHIFT, DA7218_NO_INVERT,
                         NULL, 0),
        SND_SOC_DAPM_PGA("Mixout Right PGA", DA7218_MIXOUT_R_CTRL,
                         DA7218_MIXOUT_R_AMP_EN_SHIFT, DA7218_NO_INVERT,
                         NULL, 0),
        SND_SOC_DAPM_PGA_E("Headphone Left PGA", DA7218_HP_L_CTRL,
                           DA7218_HP_L_AMP_EN_SHIFT, DA7218_NO_INVERT, NULL, 0,
                           da7218_hp_pga_event,
                           SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
        SND_SOC_DAPM_PGA_E("Headphone Right PGA", DA7218_HP_R_CTRL,
                           DA7218_HP_R_AMP_EN_SHIFT, DA7218_NO_INVERT, NULL, 0,
                           da7218_hp_pga_event,
                           SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),

        /* Output Supplies */
        SND_SOC_DAPM_SUPPLY("Charge Pump", SND_SOC_NOPM, 0, 0, da7218_cp_event,
                            SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_PRE_PMD),

        /* Outputs */
        SND_SOC_DAPM_OUTPUT("HPL"),
        SND_SOC_DAPM_OUTPUT("HPR"),
};


/*
 * DAPM Mixer Routes
 */

#define DA7218_DMIX_ROUTES(name)                                \
        {name, "In Filter1L Switch", "In Filter1L"},            \
        {name, "In Filter1R Switch", "In Filter1R"},            \
        {name, "In Filter2L Switch", "In Filter2L"},            \
        {name, "In Filter2R Switch", "In Filter2R"},            \
        {name, "ToneGen Switch", "Tone Generator"},             \
        {name, "DAIL Switch", "DAIIN"},                         \
        {name, "DAIR Switch", "DAIIN"}

#define DA7218_DMIX_ST_ROUTES(name)                             \
        {name, "Out FilterL Switch", "Out FilterL BiQuad Mux"}, \
        {name, "Out FilterR Switch", "Out FilterR BiQuad Mux"}, \
        {name, "Sidetone Switch", "Sidetone Filter"}


/*
 * DAPM audio route definition
 */

static const struct snd_soc_dapm_route da7218_audio_map[] = {
        /* Input paths */
        {"MIC1", NULL, "Mic Bias1"},
        {"MIC2", NULL, "Mic Bias2"},
        {"DMIC1L", NULL, "Mic Bias1"},
        {"DMIC1L", NULL, "DMic1 Left"},
        {"DMIC1R", NULL, "Mic Bias1"},
        {"DMIC1R", NULL, "DMic1 Right"},
        {"DMIC2L", NULL, "Mic Bias2"},
        {"DMIC2L", NULL, "DMic2 Left"},
        {"DMIC2R", NULL, "Mic Bias2"},
        {"DMIC2R", NULL, "DMic2 Right"},

        {"Mic1 PGA", NULL, "MIC1"},
        {"Mic2 PGA", NULL, "MIC2"},

        {"Mixin1 PGA", NULL, "Mixin1 Supply"},
        {"Mixin2 PGA", NULL, "Mixin2 Supply"},

        {"Mixin1 PGA", NULL, "Mic1 PGA"},
        {"Mixin2 PGA", NULL, "Mic2 PGA"},

        {"Mic1 Mux", "Analog", "Mixin1 PGA"},
        {"Mic1 Mux", "Digital", "DMIC1L"},
        {"Mic1 Mux", "Digital", "DMIC1R"},
        {"Mic2 Mux", "Analog", "Mixin2 PGA"},
        {"Mic2 Mux", "Digital", "DMIC2L"},
        {"Mic2 Mux", "Digital", "DMIC2R"},

        {"In Filter1L", NULL, "Mic1 Mux"},
        {"In Filter1R", NULL, "Mic1 Mux"},
        {"In Filter2L", NULL, "Mic2 Mux"},
        {"In Filter2R", NULL, "Mic2 Mux"},

        {"Tone Generator", NULL, "TONE"},

        {"Sidetone Mux", "In Filter1L", "In Filter1L"},
        {"Sidetone Mux", "In Filter1R", "In Filter1R"},
        {"Sidetone Mux", "In Filter2L", "In Filter2L"},
        {"Sidetone Mux", "In Filter2R", "In Filter2R"},
        {"Sidetone Filter", NULL, "Sidetone Mux"},

        DA7218_DMIX_ROUTES("Mixer DAI1L"),
        DA7218_DMIX_ROUTES("Mixer DAI1R"),
        DA7218_DMIX_ROUTES("Mixer DAI2L"),
        DA7218_DMIX_ROUTES("Mixer DAI2R"),

        {"DAIOUT", NULL, "Mixer DAI1L"},
        {"DAIOUT", NULL, "Mixer DAI1R"},
        {"DAIOUT", NULL, "Mixer DAI2L"},
        {"DAIOUT", NULL, "Mixer DAI2R"},

        {"DAIOUT", NULL, "DAI"},

        /* Output paths */
        {"DAIIN", NULL, "DAI"},

        DA7218_DMIX_ROUTES("Mixer Out FilterL"),
        DA7218_DMIX_ROUTES("Mixer Out FilterR"),

        {"BiQuad Filter", NULL, "Mixer Out FilterL"},
        {"BiQuad Filter", NULL, "Mixer Out FilterR"},

        {"Out FilterL BiQuad Mux", "Bypass", "Mixer Out FilterL"},
        {"Out FilterL BiQuad Mux", "Enabled", "BiQuad Filter"},
        {"Out FilterR BiQuad Mux", "Bypass", "Mixer Out FilterR"},
        {"Out FilterR BiQuad Mux", "Enabled", "BiQuad Filter"},

        DA7218_DMIX_ST_ROUTES("ST Mixer Out FilterL"),
        DA7218_DMIX_ST_ROUTES("ST Mixer Out FilterR"),

        {"Out FilterL", NULL, "ST Mixer Out FilterL"},
        {"Out FilterR", NULL, "ST Mixer Out FilterR"},

        {"Mixout Left PGA", NULL, "Out FilterL"},
        {"Mixout Right PGA", NULL, "Out FilterR"},

        {"Headphone Left PGA", NULL, "Mixout Left PGA"},
        {"Headphone Right PGA", NULL, "Mixout Right PGA"},

        {"HPL", NULL, "Headphone Left PGA"},
        {"HPR", NULL, "Headphone Right PGA"},

        {"HPL", NULL, "Charge Pump"},
        {"HPR", NULL, "Charge Pump"},
};


/*
 * DAI operations
 */

static int da7218_set_dai_sysclk(struct snd_soc_dai *codec_dai,
                                 int clk_id, unsigned int freq, int dir)
{
        struct snd_soc_component *component = codec_dai->component;
        struct da7218_priv *da7218 = snd_soc_component_get_drvdata(component);
        int ret;

        if (da7218->mclk_rate == freq)
                return 0;

        if ((freq < 2000000) || (freq > 54000000)) {
                dev_err(codec_dai->dev, "Unsupported MCLK value %d\n",
                        freq);
                return -EINVAL;
        }

        switch (clk_id) {
        case DA7218_CLKSRC_MCLK_SQR:
                snd_soc_component_update_bits(component, DA7218_PLL_CTRL,
                                    DA7218_PLL_MCLK_SQR_EN_MASK,
                                    DA7218_PLL_MCLK_SQR_EN_MASK);
                break;
        case DA7218_CLKSRC_MCLK:
                snd_soc_component_update_bits(component, DA7218_PLL_CTRL,
                                    DA7218_PLL_MCLK_SQR_EN_MASK, 0);
                break;
        default:
                dev_err(codec_dai->dev, "Unknown clock source %d\n", clk_id);
                return -EINVAL;
        }

        if (da7218->mclk) {
                freq = clk_round_rate(da7218->mclk, freq);
                ret = clk_set_rate(da7218->mclk, freq);
                if (ret) {
                        dev_err(codec_dai->dev, "Failed to set clock rate %d\n",
                                freq);
                        return ret;
                }
        }

        da7218->mclk_rate = freq;

        return 0;
}

static int da7218_set_dai_pll(struct snd_soc_dai *codec_dai, int pll_id,
                              int source, unsigned int fref, unsigned int fout)
{
        struct snd_soc_component *component = codec_dai->component;
        struct da7218_priv *da7218 = snd_soc_component_get_drvdata(component);

        u8 pll_ctrl, indiv_bits, indiv;
        u8 pll_frac_top, pll_frac_bot, pll_integer;
        u32 freq_ref;
        u64 frac_div;

        /* Verify 2MHz - 54MHz MCLK provided, and set input divider */
        if (da7218->mclk_rate < 2000000) {
                dev_err(component->dev, "PLL input clock %d below valid range\n",
                        da7218->mclk_rate);
                return -EINVAL;
        } else if (da7218->mclk_rate <= 4500000) {
                indiv_bits = DA7218_PLL_INDIV_2_TO_4_5_MHZ;
                indiv = DA7218_PLL_INDIV_2_TO_4_5_MHZ_VAL;
        } else if (da7218->mclk_rate <= 9000000) {
                indiv_bits = DA7218_PLL_INDIV_4_5_TO_9_MHZ;
                indiv = DA7218_PLL_INDIV_4_5_TO_9_MHZ_VAL;
        } else if (da7218->mclk_rate <= 18000000) {
                indiv_bits = DA7218_PLL_INDIV_9_TO_18_MHZ;
                indiv = DA7218_PLL_INDIV_9_TO_18_MHZ_VAL;
        } else if (da7218->mclk_rate <= 36000000) {
                indiv_bits = DA7218_PLL_INDIV_18_TO_36_MHZ;
                indiv = DA7218_PLL_INDIV_18_TO_36_MHZ_VAL;
        } else if (da7218->mclk_rate <= 54000000) {
                indiv_bits = DA7218_PLL_INDIV_36_TO_54_MHZ;
                indiv = DA7218_PLL_INDIV_36_TO_54_MHZ_VAL;
        } else {
                dev_err(component->dev, "PLL input clock %d above valid range\n",
                        da7218->mclk_rate);
                return -EINVAL;
        }
        freq_ref = (da7218->mclk_rate / indiv);
        pll_ctrl = indiv_bits;

        /* Configure PLL */
        switch (source) {
        case DA7218_SYSCLK_MCLK:
                pll_ctrl |= DA7218_PLL_MODE_BYPASS;
                snd_soc_component_update_bits(component, DA7218_PLL_CTRL,
                                    DA7218_PLL_INDIV_MASK |
                                    DA7218_PLL_MODE_MASK, pll_ctrl);
                return 0;
        case DA7218_SYSCLK_PLL:
                pll_ctrl |= DA7218_PLL_MODE_NORMAL;
                break;
        case DA7218_SYSCLK_PLL_SRM:
                pll_ctrl |= DA7218_PLL_MODE_SRM;
                break;
        default:
                dev_err(component->dev, "Invalid PLL config\n");
                return -EINVAL;
        }

        /* Calculate dividers for PLL */
        pll_integer = fout / freq_ref;
        frac_div = (u64)(fout % freq_ref) * 8192ULL;
        do_div(frac_div, freq_ref);
        pll_frac_top = (frac_div >> DA7218_BYTE_SHIFT) & DA7218_BYTE_MASK;
        pll_frac_bot = (frac_div) & DA7218_BYTE_MASK;

        /* Write PLL config & dividers */
        snd_soc_component_write(component, DA7218_PLL_FRAC_TOP, pll_frac_top);
        snd_soc_component_write(component, DA7218_PLL_FRAC_BOT, pll_frac_bot);
        snd_soc_component_write(component, DA7218_PLL_INTEGER, pll_integer);
        snd_soc_component_update_bits(component, DA7218_PLL_CTRL,
                            DA7218_PLL_MODE_MASK | DA7218_PLL_INDIV_MASK,
                            pll_ctrl);

        return 0;
}

static int da7218_set_dai_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt)
{
        struct snd_soc_component *component = codec_dai->component;
        struct da7218_priv *da7218 = snd_soc_component_get_drvdata(component);
        u8 dai_clk_mode = 0, dai_ctrl = 0;

        switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
        case SND_SOC_DAIFMT_CBP_CFP:
                da7218->master = true;
                break;
        case SND_SOC_DAIFMT_CBC_CFC:
                da7218->master = false;
                break;
        default:
                return -EINVAL;
        }

        switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
        case SND_SOC_DAIFMT_I2S:
        case SND_SOC_DAIFMT_LEFT_J:
        case SND_SOC_DAIFMT_RIGHT_J:
                switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
                case SND_SOC_DAIFMT_NB_NF:
                        break;
                case SND_SOC_DAIFMT_NB_IF:
                        dai_clk_mode |= DA7218_DAI_WCLK_POL_INV;
                        break;
                case SND_SOC_DAIFMT_IB_NF:
                        dai_clk_mode |= DA7218_DAI_CLK_POL_INV;
                        break;
                case SND_SOC_DAIFMT_IB_IF:
                        dai_clk_mode |= DA7218_DAI_WCLK_POL_INV |
                                        DA7218_DAI_CLK_POL_INV;
                        break;
                default:
                        return -EINVAL;
                }
                break;
        case SND_SOC_DAIFMT_DSP_B:
                switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
                case SND_SOC_DAIFMT_NB_NF:
                        dai_clk_mode |= DA7218_DAI_CLK_POL_INV;
                        break;
                case SND_SOC_DAIFMT_NB_IF:
                        dai_clk_mode |= DA7218_DAI_WCLK_POL_INV |
                                        DA7218_DAI_CLK_POL_INV;
                        break;
                case SND_SOC_DAIFMT_IB_NF:
                        break;
                case SND_SOC_DAIFMT_IB_IF:
                        dai_clk_mode |= DA7218_DAI_WCLK_POL_INV;
                        break;
                default:
                        return -EINVAL;
                }
                break;
        default:
                return -EINVAL;
        }

        switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
        case SND_SOC_DAIFMT_I2S:
                dai_ctrl |= DA7218_DAI_FORMAT_I2S;
                break;
        case SND_SOC_DAIFMT_LEFT_J:
                dai_ctrl |= DA7218_DAI_FORMAT_LEFT_J;
                break;
        case SND_SOC_DAIFMT_RIGHT_J:
                dai_ctrl |= DA7218_DAI_FORMAT_RIGHT_J;
                break;
        case SND_SOC_DAIFMT_DSP_B:
                dai_ctrl |= DA7218_DAI_FORMAT_DSP;
                break;
        default:
                return -EINVAL;
        }

        /* By default 64 BCLKs per WCLK is supported */
        dai_clk_mode |= DA7218_DAI_BCLKS_PER_WCLK_64;

        snd_soc_component_write(component, DA7218_DAI_CLK_MODE, dai_clk_mode);
        snd_soc_component_update_bits(component, DA7218_DAI_CTRL, DA7218_DAI_FORMAT_MASK,
                            dai_ctrl);

        return 0;
}

static int da7218_set_dai_tdm_slot(struct snd_soc_dai *dai,
                                   unsigned int tx_mask, unsigned int rx_mask,
                                   int slots, int slot_width)
{
        struct snd_soc_component *component = dai->component;
        u8 dai_bclks_per_wclk;
        u32 frame_size;

        /* No channels enabled so disable TDM, revert to 64-bit frames */
        if (!tx_mask) {
                snd_soc_component_update_bits(component, DA7218_DAI_TDM_CTRL,
                                    DA7218_DAI_TDM_CH_EN_MASK |
                                    DA7218_DAI_TDM_MODE_EN_MASK, 0);
                snd_soc_component_update_bits(component, DA7218_DAI_CLK_MODE,
                                    DA7218_DAI_BCLKS_PER_WCLK_MASK,
                                    DA7218_DAI_BCLKS_PER_WCLK_64);
                return 0;
        }

        /* Check we have valid slots */
        if (fls(tx_mask) > DA7218_DAI_TDM_MAX_SLOTS) {
                dev_err(component->dev, "Invalid number of slots, max = %d\n",
                        DA7218_DAI_TDM_MAX_SLOTS);
                return -EINVAL;
        }

        /* Check we have a valid offset given (first 2 bytes of rx_mask) */
        if (rx_mask >> DA7218_2BYTE_SHIFT) {
                dev_err(component->dev, "Invalid slot offset, max = %d\n",
                        DA7218_2BYTE_MASK);
                return -EINVAL;
        }

        /* Calculate & validate frame size based on slot info provided. */
        frame_size = slots * slot_width;
        switch (frame_size) {
        case 32:
                dai_bclks_per_wclk = DA7218_DAI_BCLKS_PER_WCLK_32;
                break;
        case 64:
                dai_bclks_per_wclk = DA7218_DAI_BCLKS_PER_WCLK_64;
                break;
        case 128:
                dai_bclks_per_wclk = DA7218_DAI_BCLKS_PER_WCLK_128;
                break;
        case 256:
                dai_bclks_per_wclk = DA7218_DAI_BCLKS_PER_WCLK_256;
                break;
        default:
                dev_err(component->dev, "Invalid frame size\n");
                return -EINVAL;
        }

        snd_soc_component_update_bits(component, DA7218_DAI_CLK_MODE,
                            DA7218_DAI_BCLKS_PER_WCLK_MASK,
                            dai_bclks_per_wclk);
        snd_soc_component_write(component, DA7218_DAI_OFFSET_LOWER,
                      (rx_mask & DA7218_BYTE_MASK));
        snd_soc_component_write(component, DA7218_DAI_OFFSET_UPPER,
                      ((rx_mask >> DA7218_BYTE_SHIFT) & DA7218_BYTE_MASK));
        snd_soc_component_update_bits(component, DA7218_DAI_TDM_CTRL,
                            DA7218_DAI_TDM_CH_EN_MASK |
                            DA7218_DAI_TDM_MODE_EN_MASK,
                            (tx_mask << DA7218_DAI_TDM_CH_EN_SHIFT) |
                            DA7218_DAI_TDM_MODE_EN_MASK);

        return 0;
}

static int da7218_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;
        u8 dai_ctrl = 0, fs;
        unsigned int channels;

        switch (params_width(params)) {
        case 16:
                dai_ctrl |= DA7218_DAI_WORD_LENGTH_S16_LE;
                break;
        case 20:
                dai_ctrl |= DA7218_DAI_WORD_LENGTH_S20_LE;
                break;
        case 24:
                dai_ctrl |= DA7218_DAI_WORD_LENGTH_S24_LE;
                break;
        case 32:
                dai_ctrl |= DA7218_DAI_WORD_LENGTH_S32_LE;
                break;
        default:
                return -EINVAL;
        }

        channels = params_channels(params);
        if ((channels < 1) || (channels > DA7218_DAI_CH_NUM_MAX)) {
                dev_err(component->dev,
                        "Invalid number of channels, only 1 to %d supported\n",
                        DA7218_DAI_CH_NUM_MAX);
                return -EINVAL;
        }
        dai_ctrl |= channels << DA7218_DAI_CH_NUM_SHIFT;

        switch (params_rate(params)) {
        case 8000:
                fs = DA7218_SR_8000;
                break;
        case 11025:
                fs = DA7218_SR_11025;
                break;
        case 12000:
                fs = DA7218_SR_12000;
                break;
        case 16000:
                fs = DA7218_SR_16000;
                break;
        case 22050:
                fs = DA7218_SR_22050;
                break;
        case 24000:
                fs = DA7218_SR_24000;
                break;
        case 32000:
                fs = DA7218_SR_32000;
                break;
        case 44100:
                fs = DA7218_SR_44100;
                break;
        case 48000:
                fs = DA7218_SR_48000;
                break;
        case 88200:
                fs = DA7218_SR_88200;
                break;
        case 96000:
                fs = DA7218_SR_96000;
                break;
        default:
                return -EINVAL;
        }

        snd_soc_component_update_bits(component, DA7218_DAI_CTRL,
                            DA7218_DAI_WORD_LENGTH_MASK | DA7218_DAI_CH_NUM_MASK,
                            dai_ctrl);
        /* SRs tied for ADCs and DACs. */
        snd_soc_component_write(component, DA7218_SR,
                      (fs << DA7218_SR_DAC_SHIFT) | (fs << DA7218_SR_ADC_SHIFT));

        return 0;
}

static const struct snd_soc_dai_ops da7218_dai_ops = {
        .hw_params      = da7218_hw_params,
        .set_sysclk     = da7218_set_dai_sysclk,
        .set_pll        = da7218_set_dai_pll,
        .set_fmt        = da7218_set_dai_fmt,
        .set_tdm_slot   = da7218_set_dai_tdm_slot,
};

#define DA7218_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 da7218_dai = {
        .name = "da7218-hifi",
        .playback = {
                .stream_name = "Playback",
                .channels_min = 1,
                .channels_max = 4,      /* Only 2 channels of data */
                .rates = SNDRV_PCM_RATE_8000_96000,
                .formats = DA7218_FORMATS,
        },
        .capture = {
                .stream_name = "Capture",
                .channels_min = 1,
                .channels_max = 4,
                .rates = SNDRV_PCM_RATE_8000_96000,
                .formats = DA7218_FORMATS,
        },
        .ops = &da7218_dai_ops,
        .symmetric_rate = 1,
        .symmetric_channels = 1,
        .symmetric_sample_bits = 1,
};


/*
 * HP Detect
 */

int da7218_hpldet(struct snd_soc_component *component, struct snd_soc_jack *jack)
{
        struct da7218_priv *da7218 = snd_soc_component_get_drvdata(component);

        if (da7218->dev_id == DA7217_DEV_ID)
                return -EINVAL;

        da7218->jack = jack;
        snd_soc_component_update_bits(component, DA7218_HPLDET_JACK,
                            DA7218_HPLDET_JACK_EN_MASK,
                            jack ? DA7218_HPLDET_JACK_EN_MASK : 0);

        return 0;
}
EXPORT_SYMBOL_GPL(da7218_hpldet);

static void da7218_micldet_irq(struct snd_soc_component *component)
{
        char *envp[] = {
                "EVENT=MIC_LEVEL_DETECT",
                NULL,
        };

        kobject_uevent_env(&component->dev->kobj, KOBJ_CHANGE, envp);
}

static void da7218_hpldet_irq(struct snd_soc_component *component)
{
        struct da7218_priv *da7218 = snd_soc_component_get_drvdata(component);
        u8 jack_status;
        int report;

        jack_status = snd_soc_component_read(component, DA7218_EVENT_STATUS);

        if (jack_status & DA7218_HPLDET_JACK_STS_MASK)
                report = SND_JACK_HEADPHONE;
        else
                report = 0;

        snd_soc_jack_report(da7218->jack, report, SND_JACK_HEADPHONE);
}

/*
 * IRQ
 */

static irqreturn_t da7218_irq_thread(int irq, void *data)
{
        struct snd_soc_component *component = data;
        u8 status;

        /* Read IRQ status reg */
        status = snd_soc_component_read(component, DA7218_EVENT);
        if (!status)
                return IRQ_NONE;

        /* Mic level detect */
        if (status & DA7218_LVL_DET_EVENT_MASK)
                da7218_micldet_irq(component);

        /* HP detect */
        if (status & DA7218_HPLDET_JACK_EVENT_MASK)
                da7218_hpldet_irq(component);

        /* Clear interrupts */
        snd_soc_component_write(component, DA7218_EVENT, status);

        return IRQ_HANDLED;
}

/*
 * DT
 */

static const struct of_device_id da7218_of_match[] = {
        { .compatible = "dlg,da7217", .data = (void *) DA7217_DEV_ID },
        { .compatible = "dlg,da7218", .data = (void *) DA7218_DEV_ID },
        { }
};
MODULE_DEVICE_TABLE(of, da7218_of_match);

static enum da7218_micbias_voltage
        da7218_of_micbias_lvl(struct snd_soc_component *component, u32 val)
{
        switch (val) {
        case 1200:
                return DA7218_MICBIAS_1_2V;
        case 1600:
                return DA7218_MICBIAS_1_6V;
        case 1800:
                return DA7218_MICBIAS_1_8V;
        case 2000:
                return DA7218_MICBIAS_2_0V;
        case 2200:
                return DA7218_MICBIAS_2_2V;
        case 2400:
                return DA7218_MICBIAS_2_4V;
        case 2600:
                return DA7218_MICBIAS_2_6V;
        case 2800:
                return DA7218_MICBIAS_2_8V;
        case 3000:
                return DA7218_MICBIAS_3_0V;
        default:
                dev_warn(component->dev, "Invalid micbias level");
                return DA7218_MICBIAS_1_6V;
        }
}

static enum da7218_mic_amp_in_sel
        da7218_of_mic_amp_in_sel(struct snd_soc_component *component, const char *str)
{
        if (!strcmp(str, "diff")) {
                return DA7218_MIC_AMP_IN_SEL_DIFF;
        } else if (!strcmp(str, "se_p")) {
                return DA7218_MIC_AMP_IN_SEL_SE_P;
        } else if (!strcmp(str, "se_n")) {
                return DA7218_MIC_AMP_IN_SEL_SE_N;
        } else {
                dev_warn(component->dev, "Invalid mic input type selection");
                return DA7218_MIC_AMP_IN_SEL_DIFF;
        }
}

static enum da7218_dmic_data_sel
        da7218_of_dmic_data_sel(struct snd_soc_component *component, const char *str)
{
        if (!strcmp(str, "lrise_rfall")) {
                return DA7218_DMIC_DATA_LRISE_RFALL;
        } else if (!strcmp(str, "lfall_rrise")) {
                return DA7218_DMIC_DATA_LFALL_RRISE;
        } else {
                dev_warn(component->dev, "Invalid DMIC data type selection");
                return DA7218_DMIC_DATA_LRISE_RFALL;
        }
}

static enum da7218_dmic_samplephase
        da7218_of_dmic_samplephase(struct snd_soc_component *component, const char *str)
{
        if (!strcmp(str, "on_clkedge")) {
                return DA7218_DMIC_SAMPLE_ON_CLKEDGE;
        } else if (!strcmp(str, "between_clkedge")) {
                return DA7218_DMIC_SAMPLE_BETWEEN_CLKEDGE;
        } else {
                dev_warn(component->dev, "Invalid DMIC sample phase");
                return DA7218_DMIC_SAMPLE_ON_CLKEDGE;
        }
}

static enum da7218_dmic_clk_rate
        da7218_of_dmic_clkrate(struct snd_soc_component *component, u32 val)
{
        switch (val) {
        case 1500000:
                return DA7218_DMIC_CLK_1_5MHZ;
        case 3000000:
                return DA7218_DMIC_CLK_3_0MHZ;
        default:
                dev_warn(component->dev, "Invalid DMIC clock rate");
                return DA7218_DMIC_CLK_3_0MHZ;
        }
}

static enum da7218_hpldet_jack_rate
        da7218_of_jack_rate(struct snd_soc_component *component, u32 val)
{
        switch (val) {
        case 5:
                return DA7218_HPLDET_JACK_RATE_5US;
        case 10:
                return DA7218_HPLDET_JACK_RATE_10US;
        case 20:
                return DA7218_HPLDET_JACK_RATE_20US;
        case 40:
                return DA7218_HPLDET_JACK_RATE_40US;
        case 80:
                return DA7218_HPLDET_JACK_RATE_80US;
        case 160:
                return DA7218_HPLDET_JACK_RATE_160US;
        case 320:
                return DA7218_HPLDET_JACK_RATE_320US;
        case 640:
                return DA7218_HPLDET_JACK_RATE_640US;
        default:
                dev_warn(component->dev, "Invalid jack detect rate");
                return DA7218_HPLDET_JACK_RATE_40US;
        }
}

static enum da7218_hpldet_jack_debounce
        da7218_of_jack_debounce(struct snd_soc_component *component, u32 val)
{
        switch (val) {
        case 0:
                return DA7218_HPLDET_JACK_DEBOUNCE_OFF;
        case 2:
                return DA7218_HPLDET_JACK_DEBOUNCE_2;
        case 3:
                return DA7218_HPLDET_JACK_DEBOUNCE_3;
        case 4:
                return DA7218_HPLDET_JACK_DEBOUNCE_4;
        default:
                dev_warn(component->dev, "Invalid jack debounce");
                return DA7218_HPLDET_JACK_DEBOUNCE_2;
        }
}

static enum da7218_hpldet_jack_thr
        da7218_of_jack_thr(struct snd_soc_component *component, u32 val)
{
        switch (val) {
        case 84:
                return DA7218_HPLDET_JACK_THR_84PCT;
        case 88:
                return DA7218_HPLDET_JACK_THR_88PCT;
        case 92:
                return DA7218_HPLDET_JACK_THR_92PCT;
        case 96:
                return DA7218_HPLDET_JACK_THR_96PCT;
        default:
                dev_warn(component->dev, "Invalid jack threshold level");
                return DA7218_HPLDET_JACK_THR_84PCT;
        }
}

static struct da7218_pdata *da7218_of_to_pdata(struct snd_soc_component *component)
{
        struct da7218_priv *da7218 = snd_soc_component_get_drvdata(component);
        struct device_node *np = component->dev->of_node;
        struct device_node *hpldet_np;
        struct da7218_pdata *pdata;
        struct da7218_hpldet_pdata *hpldet_pdata;
        const char *of_str;
        u32 of_val32;

        pdata = devm_kzalloc(component->dev, sizeof(*pdata), GFP_KERNEL);
        if (!pdata)
                return NULL;

        if (of_property_read_u32(np, "dlg,micbias1-lvl-millivolt", &of_val32) >= 0)
                pdata->micbias1_lvl = da7218_of_micbias_lvl(component, of_val32);
        else
                pdata->micbias1_lvl = DA7218_MICBIAS_1_6V;

        if (of_property_read_u32(np, "dlg,micbias2-lvl-millivolt", &of_val32) >= 0)
                pdata->micbias2_lvl = da7218_of_micbias_lvl(component, of_val32);
        else
                pdata->micbias2_lvl = DA7218_MICBIAS_1_6V;

        if (!of_property_read_string(np, "dlg,mic1-amp-in-sel", &of_str))
                pdata->mic1_amp_in_sel =
                        da7218_of_mic_amp_in_sel(component, of_str);
        else
                pdata->mic1_amp_in_sel = DA7218_MIC_AMP_IN_SEL_DIFF;

        if (!of_property_read_string(np, "dlg,mic2-amp-in-sel", &of_str))
                pdata->mic2_amp_in_sel =
                        da7218_of_mic_amp_in_sel(component, of_str);
        else
                pdata->mic2_amp_in_sel = DA7218_MIC_AMP_IN_SEL_DIFF;

        if (!of_property_read_string(np, "dlg,dmic1-data-sel", &of_str))
                pdata->dmic1_data_sel = da7218_of_dmic_data_sel(component, of_str);
        else
                pdata->dmic1_data_sel = DA7218_DMIC_DATA_LRISE_RFALL;

        if (!of_property_read_string(np, "dlg,dmic1-samplephase", &of_str))
                pdata->dmic1_samplephase =
                        da7218_of_dmic_samplephase(component, of_str);
        else
                pdata->dmic1_samplephase = DA7218_DMIC_SAMPLE_ON_CLKEDGE;

        if (of_property_read_u32(np, "dlg,dmic1-clkrate-hz", &of_val32) >= 0)
                pdata->dmic1_clk_rate = da7218_of_dmic_clkrate(component, of_val32);
        else
                pdata->dmic1_clk_rate = DA7218_DMIC_CLK_3_0MHZ;

        if (!of_property_read_string(np, "dlg,dmic2-data-sel", &of_str))
                pdata->dmic2_data_sel = da7218_of_dmic_data_sel(component, of_str);
        else
                pdata->dmic2_data_sel = DA7218_DMIC_DATA_LRISE_RFALL;

        if (!of_property_read_string(np, "dlg,dmic2-samplephase", &of_str))
                pdata->dmic2_samplephase =
                        da7218_of_dmic_samplephase(component, of_str);
        else
                pdata->dmic2_samplephase = DA7218_DMIC_SAMPLE_ON_CLKEDGE;

        if (of_property_read_u32(np, "dlg,dmic2-clkrate-hz", &of_val32) >= 0)
                pdata->dmic2_clk_rate = da7218_of_dmic_clkrate(component, of_val32);
        else
                pdata->dmic2_clk_rate = DA7218_DMIC_CLK_3_0MHZ;

        if (da7218->dev_id == DA7217_DEV_ID) {
                if (of_property_read_bool(np, "dlg,hp-diff-single-supply"))
                        pdata->hp_diff_single_supply = true;
        }

        if (da7218->dev_id == DA7218_DEV_ID) {
                hpldet_np = of_get_child_by_name(np, "da7218_hpldet");
                if (!hpldet_np)
                        return pdata;

                hpldet_pdata = devm_kzalloc(component->dev, sizeof(*hpldet_pdata),
                                            GFP_KERNEL);
                if (!hpldet_pdata) {
                        of_node_put(hpldet_np);
                        return pdata;
                }
                pdata->hpldet_pdata = hpldet_pdata;

                if (of_property_read_u32(hpldet_np, "dlg,jack-rate-us",
                                         &of_val32) >= 0)
                        hpldet_pdata->jack_rate =
                                da7218_of_jack_rate(component, of_val32);
                else
                        hpldet_pdata->jack_rate = DA7218_HPLDET_JACK_RATE_40US;

                if (of_property_read_u32(hpldet_np, "dlg,jack-debounce",
                                         &of_val32) >= 0)
                        hpldet_pdata->jack_debounce =
                                da7218_of_jack_debounce(component, of_val32);
                else
                        hpldet_pdata->jack_debounce =
                                DA7218_HPLDET_JACK_DEBOUNCE_2;

                if (of_property_read_u32(hpldet_np, "dlg,jack-threshold-pct",
                                         &of_val32) >= 0)
                        hpldet_pdata->jack_thr =
                                da7218_of_jack_thr(component, of_val32);
                else
                        hpldet_pdata->jack_thr = DA7218_HPLDET_JACK_THR_84PCT;

                if (of_property_read_bool(hpldet_np, "dlg,comp-inv"))
                        hpldet_pdata->comp_inv = true;

                if (of_property_read_bool(hpldet_np, "dlg,hyst"))
                        hpldet_pdata->hyst = true;

                if (of_property_read_bool(hpldet_np, "dlg,discharge"))
                        hpldet_pdata->discharge = true;

                of_node_put(hpldet_np);
        }

        return pdata;
}


/*
 * Codec driver functions
 */

static int da7218_set_bias_level(struct snd_soc_component *component,
                                 enum snd_soc_bias_level level)
{
        struct da7218_priv *da7218 = snd_soc_component_get_drvdata(component);
        struct snd_soc_dapm_context *dapm = snd_soc_component_to_dapm(component);
        int ret;

        switch (level) {
        case SND_SOC_BIAS_ON:
                break;
        case SND_SOC_BIAS_PREPARE:
                /* Enable MCLK for transition to ON state */
                if (snd_soc_dapm_get_bias_level(dapm) == SND_SOC_BIAS_STANDBY) {
                        if (da7218->mclk) {
                                ret = clk_prepare_enable(da7218->mclk);
                                if (ret) {
                                        dev_err(component->dev, "Failed to enable mclk\n");
                                        return ret;
                                }
                        }
                }

                break;
        case SND_SOC_BIAS_STANDBY:
                if (snd_soc_dapm_get_bias_level(dapm) == SND_SOC_BIAS_OFF) {
                        /* Master bias */
                        snd_soc_component_update_bits(component, DA7218_REFERENCES,
                                            DA7218_BIAS_EN_MASK,
                                            DA7218_BIAS_EN_MASK);

                        /* Internal LDO */
                        snd_soc_component_update_bits(component, DA7218_LDO_CTRL,
                                            DA7218_LDO_EN_MASK,
                                            DA7218_LDO_EN_MASK);
                } else {
                        /* Remove MCLK */
                        if (da7218->mclk)
                                clk_disable_unprepare(da7218->mclk);
                }
                break;
        case SND_SOC_BIAS_OFF:
                /* Only disable if jack detection disabled */
                if (!da7218->jack) {
                        /* Internal LDO */
                        snd_soc_component_update_bits(component, DA7218_LDO_CTRL,
                                            DA7218_LDO_EN_MASK, 0);

                        /* Master bias */
                        snd_soc_component_update_bits(component, DA7218_REFERENCES,
                                            DA7218_BIAS_EN_MASK, 0);
                }
                break;
        }

        return 0;
}

static const char *da7218_supply_names[DA7218_NUM_SUPPLIES] = {
        [DA7218_SUPPLY_VDD] = "VDD",
        [DA7218_SUPPLY_VDDMIC] = "VDDMIC",
        [DA7218_SUPPLY_VDDIO] = "VDDIO",
};

static int da7218_handle_supplies(struct snd_soc_component *component)
{
        struct da7218_priv *da7218 = snd_soc_component_get_drvdata(component);
        struct regulator *vddio;
        u8 io_voltage_lvl = DA7218_IO_VOLTAGE_LEVEL_2_5V_3_6V;
        int i, ret;

        /* Get required supplies */
        for (i = 0; i < DA7218_NUM_SUPPLIES; ++i)
                da7218->supplies[i].supply = da7218_supply_names[i];

        ret = devm_regulator_bulk_get(component->dev, DA7218_NUM_SUPPLIES,
                                      da7218->supplies);
        if (ret) {
                dev_err(component->dev, "Failed to get supplies\n");
                return ret;
        }

        /* Determine VDDIO voltage provided */
        vddio = da7218->supplies[DA7218_SUPPLY_VDDIO].consumer;
        ret = regulator_get_voltage(vddio);
        if (ret < 1500000)
                dev_warn(component->dev, "Invalid VDDIO voltage\n");
        else if (ret < 2500000)
                io_voltage_lvl = DA7218_IO_VOLTAGE_LEVEL_1_5V_2_5V;

        /* Enable main supplies */
        ret = regulator_bulk_enable(DA7218_NUM_SUPPLIES, da7218->supplies);
        if (ret) {
                dev_err(component->dev, "Failed to enable supplies\n");
                return ret;
        }

        /* Ensure device in active mode */
        snd_soc_component_write(component, DA7218_SYSTEM_ACTIVE, DA7218_SYSTEM_ACTIVE_MASK);

        /* Update IO voltage level range */
        snd_soc_component_write(component, DA7218_IO_CTRL, io_voltage_lvl);

        return 0;
}

static void da7218_handle_pdata(struct snd_soc_component *component)
{
        struct da7218_priv *da7218 = snd_soc_component_get_drvdata(component);
        struct da7218_pdata *pdata = da7218->pdata;

        if (pdata) {
                u8 micbias_lvl = 0, dmic_cfg = 0;

                /* Mic Bias voltages */
                switch (pdata->micbias1_lvl) {
                case DA7218_MICBIAS_1_2V:
                        micbias_lvl |= DA7218_MICBIAS_1_LP_MODE_MASK;
                        break;
                case DA7218_MICBIAS_1_6V:
                case DA7218_MICBIAS_1_8V:
                case DA7218_MICBIAS_2_0V:
                case DA7218_MICBIAS_2_2V:
                case DA7218_MICBIAS_2_4V:
                case DA7218_MICBIAS_2_6V:
                case DA7218_MICBIAS_2_8V:
                case DA7218_MICBIAS_3_0V:
                        micbias_lvl |= (pdata->micbias1_lvl <<
                                        DA7218_MICBIAS_1_LEVEL_SHIFT);
                        break;
                }

                switch (pdata->micbias2_lvl) {
                case DA7218_MICBIAS_1_2V:
                        micbias_lvl |= DA7218_MICBIAS_2_LP_MODE_MASK;
                        break;
                case DA7218_MICBIAS_1_6V:
                case DA7218_MICBIAS_1_8V:
                case DA7218_MICBIAS_2_0V:
                case DA7218_MICBIAS_2_2V:
                case DA7218_MICBIAS_2_4V:
                case DA7218_MICBIAS_2_6V:
                case DA7218_MICBIAS_2_8V:
                case DA7218_MICBIAS_3_0V:
                        micbias_lvl |= (pdata->micbias2_lvl <<
                                         DA7218_MICBIAS_2_LEVEL_SHIFT);
                        break;
                }

                snd_soc_component_write(component, DA7218_MICBIAS_CTRL, micbias_lvl);

                /* Mic */
                switch (pdata->mic1_amp_in_sel) {
                case DA7218_MIC_AMP_IN_SEL_DIFF:
                case DA7218_MIC_AMP_IN_SEL_SE_P:
                case DA7218_MIC_AMP_IN_SEL_SE_N:
                        snd_soc_component_write(component, DA7218_MIC_1_SELECT,
                                      pdata->mic1_amp_in_sel);
                        break;
                }

                switch (pdata->mic2_amp_in_sel) {
                case DA7218_MIC_AMP_IN_SEL_DIFF:
                case DA7218_MIC_AMP_IN_SEL_SE_P:
                case DA7218_MIC_AMP_IN_SEL_SE_N:
                        snd_soc_component_write(component, DA7218_MIC_2_SELECT,
                                      pdata->mic2_amp_in_sel);
                        break;
                }

                /* DMic */
                switch (pdata->dmic1_data_sel) {
                case DA7218_DMIC_DATA_LFALL_RRISE:
                case DA7218_DMIC_DATA_LRISE_RFALL:
                        dmic_cfg |= (pdata->dmic1_data_sel <<
                                     DA7218_DMIC_1_DATA_SEL_SHIFT);
                        break;
                }

                switch (pdata->dmic1_samplephase) {
                case DA7218_DMIC_SAMPLE_ON_CLKEDGE:
                case DA7218_DMIC_SAMPLE_BETWEEN_CLKEDGE:
                        dmic_cfg |= (pdata->dmic1_samplephase <<
                                     DA7218_DMIC_1_SAMPLEPHASE_SHIFT);
                        break;
                }

                switch (pdata->dmic1_clk_rate) {
                case DA7218_DMIC_CLK_3_0MHZ:
                case DA7218_DMIC_CLK_1_5MHZ:
                        dmic_cfg |= (pdata->dmic1_clk_rate <<
                                     DA7218_DMIC_1_CLK_RATE_SHIFT);
                        break;
                }

                snd_soc_component_update_bits(component, DA7218_DMIC_1_CTRL,
                                    DA7218_DMIC_1_DATA_SEL_MASK |
                                    DA7218_DMIC_1_SAMPLEPHASE_MASK |
                                    DA7218_DMIC_1_CLK_RATE_MASK, dmic_cfg);

                dmic_cfg = 0;
                switch (pdata->dmic2_data_sel) {
                case DA7218_DMIC_DATA_LFALL_RRISE:
                case DA7218_DMIC_DATA_LRISE_RFALL:
                        dmic_cfg |= (pdata->dmic2_data_sel <<
                                     DA7218_DMIC_2_DATA_SEL_SHIFT);
                        break;
                }

                switch (pdata->dmic2_samplephase) {
                case DA7218_DMIC_SAMPLE_ON_CLKEDGE:
                case DA7218_DMIC_SAMPLE_BETWEEN_CLKEDGE:
                        dmic_cfg |= (pdata->dmic2_samplephase <<
                                     DA7218_DMIC_2_SAMPLEPHASE_SHIFT);
                        break;
                }

                switch (pdata->dmic2_clk_rate) {
                case DA7218_DMIC_CLK_3_0MHZ:
                case DA7218_DMIC_CLK_1_5MHZ:
                        dmic_cfg |= (pdata->dmic2_clk_rate <<
                                     DA7218_DMIC_2_CLK_RATE_SHIFT);
                        break;
                }

                snd_soc_component_update_bits(component, DA7218_DMIC_2_CTRL,
                                    DA7218_DMIC_2_DATA_SEL_MASK |
                                    DA7218_DMIC_2_SAMPLEPHASE_MASK |
                                    DA7218_DMIC_2_CLK_RATE_MASK, dmic_cfg);

                /* DA7217 Specific */
                if (da7218->dev_id == DA7217_DEV_ID) {
                        da7218->hp_single_supply =
                                pdata->hp_diff_single_supply;

                        if (da7218->hp_single_supply) {
                                snd_soc_component_write(component, DA7218_HP_DIFF_UNLOCK,
                                              DA7218_HP_DIFF_UNLOCK_VAL);
                                snd_soc_component_update_bits(component, DA7218_HP_DIFF_CTRL,
                                                    DA7218_HP_AMP_SINGLE_SUPPLY_EN_MASK,
                                                    DA7218_HP_AMP_SINGLE_SUPPLY_EN_MASK);
                        }
                }

                /* DA7218 Specific */
                if ((da7218->dev_id == DA7218_DEV_ID) &&
                    (pdata->hpldet_pdata)) {
                        struct da7218_hpldet_pdata *hpldet_pdata =
                                pdata->hpldet_pdata;
                        u8 hpldet_cfg = 0;

                        switch (hpldet_pdata->jack_rate) {
                        case DA7218_HPLDET_JACK_RATE_5US:
                        case DA7218_HPLDET_JACK_RATE_10US:
                        case DA7218_HPLDET_JACK_RATE_20US:
                        case DA7218_HPLDET_JACK_RATE_40US:
                        case DA7218_HPLDET_JACK_RATE_80US:
                        case DA7218_HPLDET_JACK_RATE_160US:
                        case DA7218_HPLDET_JACK_RATE_320US:
                        case DA7218_HPLDET_JACK_RATE_640US:
                                hpldet_cfg |=
                                        (hpldet_pdata->jack_rate <<
                                         DA7218_HPLDET_JACK_RATE_SHIFT);
                                break;
                        }

                        switch (hpldet_pdata->jack_debounce) {
                        case DA7218_HPLDET_JACK_DEBOUNCE_OFF:
                        case DA7218_HPLDET_JACK_DEBOUNCE_2:
                        case DA7218_HPLDET_JACK_DEBOUNCE_3:
                        case DA7218_HPLDET_JACK_DEBOUNCE_4:
                                hpldet_cfg |=
                                        (hpldet_pdata->jack_debounce <<
                                         DA7218_HPLDET_JACK_DEBOUNCE_SHIFT);
                                break;
                        }

                        switch (hpldet_pdata->jack_thr) {
                        case DA7218_HPLDET_JACK_THR_84PCT:
                        case DA7218_HPLDET_JACK_THR_88PCT:
                        case DA7218_HPLDET_JACK_THR_92PCT:
                        case DA7218_HPLDET_JACK_THR_96PCT:
                                hpldet_cfg |=
                                        (hpldet_pdata->jack_thr <<
                                         DA7218_HPLDET_JACK_THR_SHIFT);
                                break;
                        }
                        snd_soc_component_update_bits(component, DA7218_HPLDET_JACK,
                                            DA7218_HPLDET_JACK_RATE_MASK |
                                            DA7218_HPLDET_JACK_DEBOUNCE_MASK |
                                            DA7218_HPLDET_JACK_THR_MASK,
                                            hpldet_cfg);

                        hpldet_cfg = 0;
                        if (hpldet_pdata->comp_inv)
                                hpldet_cfg |= DA7218_HPLDET_COMP_INV_MASK;

                        if (hpldet_pdata->hyst)
                                hpldet_cfg |= DA7218_HPLDET_HYST_EN_MASK;

                        if (hpldet_pdata->discharge)
                                hpldet_cfg |= DA7218_HPLDET_DISCHARGE_EN_MASK;

                        snd_soc_component_write(component, DA7218_HPLDET_CTRL, hpldet_cfg);
                }
        }
}

static int da7218_probe(struct snd_soc_component *component)
{
        struct da7218_priv *da7218 = snd_soc_component_get_drvdata(component);
        int ret;

        /* Regulator configuration */
        ret = da7218_handle_supplies(component);
        if (ret)
                return ret;

        /* Handle DT/Platform data */
        if (component->dev->of_node)
                da7218->pdata = da7218_of_to_pdata(component);
        else
                da7218->pdata = dev_get_platdata(component->dev);

        da7218_handle_pdata(component);

        /* Check if MCLK provided, if not the clock is NULL */
        da7218->mclk = devm_clk_get_optional(component->dev, "mclk");
        if (IS_ERR(da7218->mclk)) {
                ret = PTR_ERR(da7218->mclk);
                goto err_disable_reg;
        }

        /* Default PC to free-running */
        snd_soc_component_write(component, DA7218_PC_COUNT, DA7218_PC_FREERUN_MASK);

        /*
         * Default Output Filter mixers to off otherwise DAPM will power
         * Mic to HP passthrough paths by default at startup.
         */
        snd_soc_component_write(component, DA7218_DROUTING_OUTFILT_1L, 0);
        snd_soc_component_write(component, DA7218_DROUTING_OUTFILT_1R, 0);

        /* Default CP to normal load, power mode */
        snd_soc_component_update_bits(component, DA7218_CP_CTRL,
                            DA7218_CP_SMALL_SWITCH_FREQ_EN_MASK, 0);

        /* Default gain ramping */
        snd_soc_component_update_bits(component, DA7218_MIXIN_1_CTRL,
                            DA7218_MIXIN_1_AMP_RAMP_EN_MASK,
                            DA7218_MIXIN_1_AMP_RAMP_EN_MASK);
        snd_soc_component_update_bits(component, DA7218_MIXIN_2_CTRL,
                            DA7218_MIXIN_2_AMP_RAMP_EN_MASK,
                            DA7218_MIXIN_2_AMP_RAMP_EN_MASK);
        snd_soc_component_update_bits(component, DA7218_IN_1L_FILTER_CTRL,
                            DA7218_IN_1L_RAMP_EN_MASK,
                            DA7218_IN_1L_RAMP_EN_MASK);
        snd_soc_component_update_bits(component, DA7218_IN_1R_FILTER_CTRL,
                            DA7218_IN_1R_RAMP_EN_MASK,
                            DA7218_IN_1R_RAMP_EN_MASK);
        snd_soc_component_update_bits(component, DA7218_IN_2L_FILTER_CTRL,
                            DA7218_IN_2L_RAMP_EN_MASK,
                            DA7218_IN_2L_RAMP_EN_MASK);
        snd_soc_component_update_bits(component, DA7218_IN_2R_FILTER_CTRL,
                            DA7218_IN_2R_RAMP_EN_MASK,
                            DA7218_IN_2R_RAMP_EN_MASK);
        snd_soc_component_update_bits(component, DA7218_DGS_GAIN_CTRL,
                            DA7218_DGS_RAMP_EN_MASK, DA7218_DGS_RAMP_EN_MASK);
        snd_soc_component_update_bits(component, DA7218_OUT_1L_FILTER_CTRL,
                            DA7218_OUT_1L_RAMP_EN_MASK,
                            DA7218_OUT_1L_RAMP_EN_MASK);
        snd_soc_component_update_bits(component, DA7218_OUT_1R_FILTER_CTRL,
                            DA7218_OUT_1R_RAMP_EN_MASK,
                            DA7218_OUT_1R_RAMP_EN_MASK);
        snd_soc_component_update_bits(component, DA7218_HP_L_CTRL,
                            DA7218_HP_L_AMP_RAMP_EN_MASK,
                            DA7218_HP_L_AMP_RAMP_EN_MASK);
        snd_soc_component_update_bits(component, DA7218_HP_R_CTRL,
                            DA7218_HP_R_AMP_RAMP_EN_MASK,
                            DA7218_HP_R_AMP_RAMP_EN_MASK);

        /* Default infinite tone gen, start/stop by Kcontrol */
        snd_soc_component_write(component, DA7218_TONE_GEN_CYCLES, DA7218_BEEP_CYCLES_MASK);

        /* DA7217 specific config */
        if (da7218->dev_id == DA7217_DEV_ID) {
                snd_soc_component_update_bits(component, DA7218_HP_DIFF_CTRL,
                                    DA7218_HP_AMP_DIFF_MODE_EN_MASK,
                                    DA7218_HP_AMP_DIFF_MODE_EN_MASK);

                /* Only DA7218 supports HP detect, mask off for DA7217 */
                snd_soc_component_write(component, DA7218_EVENT_MASK,
                              DA7218_HPLDET_JACK_EVENT_IRQ_MSK_MASK);
        }

        if (da7218->irq) {
                ret = devm_request_threaded_irq(component->dev, da7218->irq, NULL,
                                                da7218_irq_thread,
                                                IRQF_TRIGGER_LOW | IRQF_ONESHOT,
                                                "da7218", component);
                if (ret != 0) {
                        dev_err(component->dev, "Failed to request IRQ %d: %d\n",
                                da7218->irq, ret);
                        goto err_disable_reg;
                }

        }

        return 0;

err_disable_reg:
        regulator_bulk_disable(DA7218_NUM_SUPPLIES, da7218->supplies);

        return ret;
}

static void da7218_remove(struct snd_soc_component *component)
{
        struct da7218_priv *da7218 = snd_soc_component_get_drvdata(component);

        regulator_bulk_disable(DA7218_NUM_SUPPLIES, da7218->supplies);
}

#ifdef CONFIG_PM
static int da7218_suspend(struct snd_soc_component *component)
{
        struct da7218_priv *da7218 = snd_soc_component_get_drvdata(component);

        da7218_set_bias_level(component, SND_SOC_BIAS_OFF);

        /* Put device into standby mode if jack detection disabled */
        if (!da7218->jack)
                snd_soc_component_write(component, DA7218_SYSTEM_ACTIVE, 0);

        return 0;
}

static int da7218_resume(struct snd_soc_component *component)
{
        struct da7218_priv *da7218 = snd_soc_component_get_drvdata(component);

        /* Put device into active mode if previously moved to standby */
        if (!da7218->jack)
                snd_soc_component_write(component, DA7218_SYSTEM_ACTIVE,
                              DA7218_SYSTEM_ACTIVE_MASK);

        da7218_set_bias_level(component, SND_SOC_BIAS_STANDBY);

        return 0;
}
#else
#define da7218_suspend NULL
#define da7218_resume NULL
#endif

static const struct snd_soc_component_driver soc_component_dev_da7218 = {
        .probe                  = da7218_probe,
        .remove                 = da7218_remove,
        .suspend                = da7218_suspend,
        .resume                 = da7218_resume,
        .set_bias_level         = da7218_set_bias_level,
        .controls               = da7218_snd_controls,
        .num_controls           = ARRAY_SIZE(da7218_snd_controls),
        .dapm_widgets           = da7218_dapm_widgets,
        .num_dapm_widgets       = ARRAY_SIZE(da7218_dapm_widgets),
        .dapm_routes            = da7218_audio_map,
        .num_dapm_routes        = ARRAY_SIZE(da7218_audio_map),
        .idle_bias_on           = 1,
        .use_pmdown_time        = 1,
        .endianness             = 1,
};


/*
 * Regmap configs
 */

static const struct reg_default da7218_reg_defaults[] = {
        { DA7218_SYSTEM_ACTIVE, 0x00 },
        { DA7218_CIF_CTRL, 0x00 },
        { DA7218_SPARE1, 0x00 },
        { DA7218_SR, 0xAA },
        { DA7218_PC_COUNT, 0x02 },
        { DA7218_GAIN_RAMP_CTRL, 0x00 },
        { DA7218_CIF_TIMEOUT_CTRL, 0x01 },
        { DA7218_SYSTEM_MODES_INPUT, 0x00 },
        { DA7218_SYSTEM_MODES_OUTPUT, 0x00 },
        { DA7218_IN_1L_FILTER_CTRL, 0x00 },
        { DA7218_IN_1R_FILTER_CTRL, 0x00 },
        { DA7218_IN_2L_FILTER_CTRL, 0x00 },
        { DA7218_IN_2R_FILTER_CTRL, 0x00 },
        { DA7218_OUT_1L_FILTER_CTRL, 0x40 },
        { DA7218_OUT_1R_FILTER_CTRL, 0x40 },
        { DA7218_OUT_1_HPF_FILTER_CTRL, 0x80 },
        { DA7218_OUT_1_EQ_12_FILTER_CTRL, 0x77 },
        { DA7218_OUT_1_EQ_34_FILTER_CTRL, 0x77 },
        { DA7218_OUT_1_EQ_5_FILTER_CTRL, 0x07 },
        { DA7218_OUT_1_BIQ_5STAGE_CTRL, 0x40 },
        { DA7218_OUT_1_BIQ_5STAGE_DATA, 0x00 },
        { DA7218_OUT_1_BIQ_5STAGE_ADDR, 0x00 },
        { DA7218_MIXIN_1_CTRL, 0x48 },
        { DA7218_MIXIN_1_GAIN, 0x03 },
        { DA7218_MIXIN_2_CTRL, 0x48 },
        { DA7218_MIXIN_2_GAIN, 0x03 },
        { DA7218_ALC_CTRL1, 0x00 },
        { DA7218_ALC_CTRL2, 0x00 },
        { DA7218_ALC_CTRL3, 0x00 },
        { DA7218_ALC_NOISE, 0x3F },
        { DA7218_ALC_TARGET_MIN, 0x3F },
        { DA7218_ALC_TARGET_MAX, 0x00 },
        { DA7218_ALC_GAIN_LIMITS, 0xFF },
        { DA7218_ALC_ANA_GAIN_LIMITS, 0x71 },
        { DA7218_ALC_ANTICLIP_CTRL, 0x00 },
        { DA7218_AGS_ENABLE, 0x00 },
        { DA7218_AGS_TRIGGER, 0x09 },
        { DA7218_AGS_ATT_MAX, 0x00 },
        { DA7218_AGS_TIMEOUT, 0x00 },
        { DA7218_AGS_ANTICLIP_CTRL, 0x00 },
        { DA7218_ENV_TRACK_CTRL, 0x00 },
        { DA7218_LVL_DET_CTRL, 0x00 },
        { DA7218_LVL_DET_LEVEL, 0x7F },
        { DA7218_DGS_TRIGGER, 0x24 },
        { DA7218_DGS_ENABLE, 0x00 },
        { DA7218_DGS_RISE_FALL, 0x50 },
        { DA7218_DGS_SYNC_DELAY, 0xA3 },
        { DA7218_DGS_SYNC_DELAY2, 0x31 },
        { DA7218_DGS_SYNC_DELAY3, 0x11 },
        { DA7218_DGS_LEVELS, 0x01 },
        { DA7218_DGS_GAIN_CTRL, 0x74 },
        { DA7218_DROUTING_OUTDAI_1L, 0x01 },
        { DA7218_DMIX_OUTDAI_1L_INFILT_1L_GAIN, 0x1C },
        { DA7218_DMIX_OUTDAI_1L_INFILT_1R_GAIN, 0x1C },
        { DA7218_DMIX_OUTDAI_1L_INFILT_2L_GAIN, 0x1C },
        { DA7218_DMIX_OUTDAI_1L_INFILT_2R_GAIN, 0x1C },
        { DA7218_DMIX_OUTDAI_1L_TONEGEN_GAIN, 0x1C },
        { DA7218_DMIX_OUTDAI_1L_INDAI_1L_GAIN, 0x1C },
        { DA7218_DMIX_OUTDAI_1L_INDAI_1R_GAIN, 0x1C },
        { DA7218_DROUTING_OUTDAI_1R, 0x04 },
        { DA7218_DMIX_OUTDAI_1R_INFILT_1L_GAIN, 0x1C },
        { DA7218_DMIX_OUTDAI_1R_INFILT_1R_GAIN, 0x1C },
        { DA7218_DMIX_OUTDAI_1R_INFILT_2L_GAIN, 0x1C },
        { DA7218_DMIX_OUTDAI_1R_INFILT_2R_GAIN, 0x1C },
        { DA7218_DMIX_OUTDAI_1R_TONEGEN_GAIN, 0x1C },
        { DA7218_DMIX_OUTDAI_1R_INDAI_1L_GAIN, 0x1C },
        { DA7218_DMIX_OUTDAI_1R_INDAI_1R_GAIN, 0x1C },
        { DA7218_DROUTING_OUTFILT_1L, 0x01 },
        { DA7218_DMIX_OUTFILT_1L_INFILT_1L_GAIN, 0x1C },
        { DA7218_DMIX_OUTFILT_1L_INFILT_1R_GAIN, 0x1C },
        { DA7218_DMIX_OUTFILT_1L_INFILT_2L_GAIN, 0x1C },
        { DA7218_DMIX_OUTFILT_1L_INFILT_2R_GAIN, 0x1C },
        { DA7218_DMIX_OUTFILT_1L_TONEGEN_GAIN, 0x1C },
        { DA7218_DMIX_OUTFILT_1L_INDAI_1L_GAIN, 0x1C },
        { DA7218_DMIX_OUTFILT_1L_INDAI_1R_GAIN, 0x1C },
        { DA7218_DROUTING_OUTFILT_1R, 0x04 },
        { DA7218_DMIX_OUTFILT_1R_INFILT_1L_GAIN, 0x1C },
        { DA7218_DMIX_OUTFILT_1R_INFILT_1R_GAIN, 0x1C },
        { DA7218_DMIX_OUTFILT_1R_INFILT_2L_GAIN, 0x1C },
        { DA7218_DMIX_OUTFILT_1R_INFILT_2R_GAIN, 0x1C },
        { DA7218_DMIX_OUTFILT_1R_TONEGEN_GAIN, 0x1C },
        { DA7218_DMIX_OUTFILT_1R_INDAI_1L_GAIN, 0x1C },
        { DA7218_DMIX_OUTFILT_1R_INDAI_1R_GAIN, 0x1C },
        { DA7218_DROUTING_OUTDAI_2L, 0x04 },
        { DA7218_DMIX_OUTDAI_2L_INFILT_1L_GAIN, 0x1C },
        { DA7218_DMIX_OUTDAI_2L_INFILT_1R_GAIN, 0x1C },
        { DA7218_DMIX_OUTDAI_2L_INFILT_2L_GAIN, 0x1C },
        { DA7218_DMIX_OUTDAI_2L_INFILT_2R_GAIN, 0x1C },
        { DA7218_DMIX_OUTDAI_2L_TONEGEN_GAIN, 0x1C },
        { DA7218_DMIX_OUTDAI_2L_INDAI_1L_GAIN, 0x1C },
        { DA7218_DMIX_OUTDAI_2L_INDAI_1R_GAIN, 0x1C },
        { DA7218_DROUTING_OUTDAI_2R, 0x08 },
        { DA7218_DMIX_OUTDAI_2R_INFILT_1L_GAIN, 0x1C },
        { DA7218_DMIX_OUTDAI_2R_INFILT_1R_GAIN, 0x1C },
        { DA7218_DMIX_OUTDAI_2R_INFILT_2L_GAIN, 0x1C },
        { DA7218_DMIX_OUTDAI_2R_INFILT_2R_GAIN, 0x1C },
        { DA7218_DMIX_OUTDAI_2R_TONEGEN_GAIN, 0x1C },
        { DA7218_DMIX_OUTDAI_2R_INDAI_1L_GAIN, 0x1C },
        { DA7218_DMIX_OUTDAI_2R_INDAI_1R_GAIN, 0x1C },
        { DA7218_DAI_CTRL, 0x28 },
        { DA7218_DAI_TDM_CTRL, 0x40 },
        { DA7218_DAI_OFFSET_LOWER, 0x00 },
        { DA7218_DAI_OFFSET_UPPER, 0x00 },
        { DA7218_DAI_CLK_MODE, 0x01 },
        { DA7218_PLL_CTRL, 0x04 },
        { DA7218_PLL_FRAC_TOP, 0x00 },
        { DA7218_PLL_FRAC_BOT, 0x00 },
        { DA7218_PLL_INTEGER, 0x20 },
        { DA7218_DAC_NG_CTRL, 0x00 },
        { DA7218_DAC_NG_SETUP_TIME, 0x00 },
        { DA7218_DAC_NG_OFF_THRESH, 0x00 },
        { DA7218_DAC_NG_ON_THRESH, 0x00 },
        { DA7218_TONE_GEN_CFG2, 0x00 },
        { DA7218_TONE_GEN_FREQ1_L, 0x55 },
        { DA7218_TONE_GEN_FREQ1_U, 0x15 },
        { DA7218_TONE_GEN_FREQ2_L, 0x00 },
        { DA7218_TONE_GEN_FREQ2_U, 0x40 },
        { DA7218_TONE_GEN_CYCLES, 0x00 },
        { DA7218_TONE_GEN_ON_PER, 0x02 },
        { DA7218_TONE_GEN_OFF_PER, 0x01 },
        { DA7218_CP_CTRL, 0x60 },
        { DA7218_CP_DELAY, 0x11 },
        { DA7218_CP_VOL_THRESHOLD1, 0x0E },
        { DA7218_MIC_1_CTRL, 0x40 },
        { DA7218_MIC_1_GAIN, 0x01 },
        { DA7218_MIC_1_SELECT, 0x00 },
        { DA7218_MIC_2_CTRL, 0x40 },
        { DA7218_MIC_2_GAIN, 0x01 },
        { DA7218_MIC_2_SELECT, 0x00 },
        { DA7218_IN_1_HPF_FILTER_CTRL, 0x80 },
        { DA7218_IN_2_HPF_FILTER_CTRL, 0x80 },
        { DA7218_ADC_1_CTRL, 0x07 },
        { DA7218_ADC_2_CTRL, 0x07 },
        { DA7218_MIXOUT_L_CTRL, 0x00 },
        { DA7218_MIXOUT_L_GAIN, 0x03 },
        { DA7218_MIXOUT_R_CTRL, 0x00 },
        { DA7218_MIXOUT_R_GAIN, 0x03 },
        { DA7218_HP_L_CTRL, 0x40 },
        { DA7218_HP_L_GAIN, 0x3B },
        { DA7218_HP_R_CTRL, 0x40 },
        { DA7218_HP_R_GAIN, 0x3B },
        { DA7218_HP_DIFF_CTRL, 0x00 },
        { DA7218_HP_DIFF_UNLOCK, 0xC3 },
        { DA7218_HPLDET_JACK, 0x0B },
        { DA7218_HPLDET_CTRL, 0x00 },
        { DA7218_REFERENCES, 0x08 },
        { DA7218_IO_CTRL, 0x00 },
        { DA7218_LDO_CTRL, 0x00 },
        { DA7218_SIDETONE_CTRL, 0x40 },
        { DA7218_SIDETONE_IN_SELECT, 0x00 },
        { DA7218_SIDETONE_GAIN, 0x1C },
        { DA7218_DROUTING_ST_OUTFILT_1L, 0x01 },
        { DA7218_DROUTING_ST_OUTFILT_1R, 0x02 },
        { DA7218_SIDETONE_BIQ_3STAGE_DATA, 0x00 },
        { DA7218_SIDETONE_BIQ_3STAGE_ADDR, 0x00 },
        { DA7218_EVENT_MASK, 0x00 },
        { DA7218_DMIC_1_CTRL, 0x00 },
        { DA7218_DMIC_2_CTRL, 0x00 },
        { DA7218_IN_1L_GAIN, 0x6F },
        { DA7218_IN_1R_GAIN, 0x6F },
        { DA7218_IN_2L_GAIN, 0x6F },
        { DA7218_IN_2R_GAIN, 0x6F },
        { DA7218_OUT_1L_GAIN, 0x6F },
        { DA7218_OUT_1R_GAIN, 0x6F },
        { DA7218_MICBIAS_CTRL, 0x00 },
        { DA7218_MICBIAS_EN, 0x00 },
};

static bool da7218_volatile_register(struct device *dev, unsigned int reg)
{
        switch (reg) {
        case DA7218_STATUS1:
        case DA7218_SOFT_RESET:
        case DA7218_SYSTEM_STATUS:
        case DA7218_CALIB_CTRL:
        case DA7218_CALIB_OFFSET_AUTO_M_1:
        case DA7218_CALIB_OFFSET_AUTO_U_1:
        case DA7218_CALIB_OFFSET_AUTO_M_2:
        case DA7218_CALIB_OFFSET_AUTO_U_2:
        case DA7218_PLL_STATUS:
        case DA7218_PLL_REFOSC_CAL:
        case DA7218_TONE_GEN_CFG1:
        case DA7218_ADC_MODE:
        case DA7218_HP_SNGL_CTRL:
        case DA7218_HPLDET_TEST:
        case DA7218_EVENT_STATUS:
        case DA7218_EVENT:
                return true;
        default:
                return false;
        }
}

static const struct regmap_config da7218_regmap_config = {
        .reg_bits = 8,
        .val_bits = 8,

        .max_register = DA7218_MICBIAS_EN,
        .reg_defaults = da7218_reg_defaults,
        .num_reg_defaults = ARRAY_SIZE(da7218_reg_defaults),
        .volatile_reg = da7218_volatile_register,
        .cache_type = REGCACHE_RBTREE,
};


/*
 * I2C layer
 */

static int da7218_i2c_probe(struct i2c_client *i2c)
{
        struct da7218_priv *da7218;
        int ret;

        da7218 = devm_kzalloc(&i2c->dev, sizeof(*da7218), GFP_KERNEL);
        if (!da7218)
                return -ENOMEM;

        i2c_set_clientdata(i2c, da7218);

        da7218->dev_id = (uintptr_t)i2c_get_match_data(i2c);

        if ((da7218->dev_id != DA7217_DEV_ID) &&
            (da7218->dev_id != DA7218_DEV_ID)) {
                dev_err(&i2c->dev, "Invalid device Id\n");
                return -EINVAL;
        }

        da7218->irq = i2c->irq;

        da7218->regmap = devm_regmap_init_i2c(i2c, &da7218_regmap_config);
        if (IS_ERR(da7218->regmap)) {
                ret = PTR_ERR(da7218->regmap);
                dev_err(&i2c->dev, "regmap_init() failed: %d\n", ret);
                return ret;
        }

        ret = devm_snd_soc_register_component(&i2c->dev,
                        &soc_component_dev_da7218, &da7218_dai, 1);
        if (ret < 0) {
                dev_err(&i2c->dev, "Failed to register da7218 component: %d\n",
                        ret);
        }
        return ret;
}

static const struct i2c_device_id da7218_i2c_id[] = {
        { .name = "da7217", .driver_data = DA7217_DEV_ID },
        { .name = "da7218", .driver_data = DA7218_DEV_ID },
        { }
};
MODULE_DEVICE_TABLE(i2c, da7218_i2c_id);

static struct i2c_driver da7218_i2c_driver = {
        .driver = {
                .name = "da7218",
                .of_match_table = da7218_of_match,
        },
        .probe          = da7218_i2c_probe,
        .id_table       = da7218_i2c_id,
};

module_i2c_driver(da7218_i2c_driver);

MODULE_DESCRIPTION("ASoC DA7218 Codec driver");
MODULE_AUTHOR("Adam Thomson <Adam.Thomson.Opensource@diasemi.com>");
MODULE_LICENSE("GPL");