root/sound/soc/codecs/alc5623.c
// SPDX-License-Identifier: GPL-2.0-only
/*
 * alc5623.c  --  alc562[123] ALSA Soc Audio driver
 *
 * Copyright 2008 Realtek Microelectronics
 * Author: flove <flove@realtek.com> Ethan <eku@marvell.com>
 *
 * Copyright 2010 Arnaud Patard <arnaud.patard@rtp-net.org>
 *
 * Based on WM8753.c
 */

#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/delay.h>
#include <linux/pm.h>
#include <linux/i2c.h>
#include <linux/regmap.h>
#include <linux/slab.h>
#include <linux/of.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/tlv.h>
#include <sound/soc.h>
#include <sound/initval.h>
#include <sound/alc5623.h>

#include "alc5623.h"

static int caps_charge = 2000;
module_param(caps_charge, int, 0);
MODULE_PARM_DESC(caps_charge, "ALC5623 cap charge time (msecs)");

/* codec private data */
struct alc5623_priv {
        struct regmap *regmap;
        u8 id;
        unsigned int sysclk;
        unsigned int add_ctrl;
        unsigned int jack_det_ctrl;
};

static inline int alc5623_reset(struct snd_soc_component *component)
{
        return snd_soc_component_write(component, ALC5623_RESET, 0);
}

static int amp_mixer_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);

        /* to power-on/off class-d amp generators/speaker */
        /* need to write to 'index-46h' register :        */
        /* so write index num (here 0x46) to reg 0x6a     */
        /* and then 0xffff/0 to reg 0x6c                  */
        snd_soc_component_write(component, ALC5623_HID_CTRL_INDEX, 0x46);

        switch (event) {
        case SND_SOC_DAPM_PRE_PMU:
                snd_soc_component_write(component, ALC5623_HID_CTRL_DATA, 0xFFFF);
                break;
        case SND_SOC_DAPM_POST_PMD:
                snd_soc_component_write(component, ALC5623_HID_CTRL_DATA, 0);
                break;
        }

        return 0;
}

/*
 * ALC5623 Controls
 */

static const DECLARE_TLV_DB_SCALE(vol_tlv, -3450, 150, 0);
static const DECLARE_TLV_DB_SCALE(hp_tlv, -4650, 150, 0);
static const DECLARE_TLV_DB_SCALE(adc_rec_tlv, -1650, 150, 0);
static const DECLARE_TLV_DB_RANGE(boost_tlv,
        0, 0, TLV_DB_SCALE_ITEM(0, 0, 0),
        1, 1, TLV_DB_SCALE_ITEM(2000, 0, 0),
        2, 2, TLV_DB_SCALE_ITEM(3000, 0, 0)
);
static const DECLARE_TLV_DB_SCALE(dig_tlv, 0, 600, 0);

static const struct snd_kcontrol_new alc5621_vol_snd_controls[] = {
        SOC_DOUBLE_TLV("Speaker Playback Volume",
                        ALC5623_SPK_OUT_VOL, 8, 0, 31, 1, hp_tlv),
        SOC_DOUBLE("Speaker Playback Switch",
                        ALC5623_SPK_OUT_VOL, 15, 7, 1, 1),
        SOC_DOUBLE_TLV("Headphone Playback Volume",
                        ALC5623_HP_OUT_VOL, 8, 0, 31, 1, hp_tlv),
        SOC_DOUBLE("Headphone Playback Switch",
                        ALC5623_HP_OUT_VOL, 15, 7, 1, 1),
};

static const struct snd_kcontrol_new alc5622_vol_snd_controls[] = {
        SOC_DOUBLE_TLV("Speaker Playback Volume",
                        ALC5623_SPK_OUT_VOL, 8, 0, 31, 1, hp_tlv),
        SOC_DOUBLE("Speaker Playback Switch",
                        ALC5623_SPK_OUT_VOL, 15, 7, 1, 1),
        SOC_DOUBLE_TLV("Line Playback Volume",
                        ALC5623_HP_OUT_VOL, 8, 0, 31, 1, hp_tlv),
        SOC_DOUBLE("Line Playback Switch",
                        ALC5623_HP_OUT_VOL, 15, 7, 1, 1),
};

static const struct snd_kcontrol_new alc5623_vol_snd_controls[] = {
        SOC_DOUBLE_TLV("Line Playback Volume",
                        ALC5623_SPK_OUT_VOL, 8, 0, 31, 1, hp_tlv),
        SOC_DOUBLE("Line Playback Switch",
                        ALC5623_SPK_OUT_VOL, 15, 7, 1, 1),
        SOC_DOUBLE_TLV("Headphone Playback Volume",
                        ALC5623_HP_OUT_VOL, 8, 0, 31, 1, hp_tlv),
        SOC_DOUBLE("Headphone Playback Switch",
                        ALC5623_HP_OUT_VOL, 15, 7, 1, 1),
};

static const struct snd_kcontrol_new alc5623_snd_controls[] = {
        SOC_DOUBLE_TLV("Auxout Playback Volume",
                        ALC5623_MONO_AUX_OUT_VOL, 8, 0, 31, 1, hp_tlv),
        SOC_DOUBLE("Auxout Playback Switch",
                        ALC5623_MONO_AUX_OUT_VOL, 15, 7, 1, 1),
        SOC_DOUBLE_TLV("PCM Playback Volume",
                        ALC5623_STEREO_DAC_VOL, 8, 0, 31, 1, vol_tlv),
        SOC_DOUBLE_TLV("AuxI Capture Volume",
                        ALC5623_AUXIN_VOL, 8, 0, 31, 1, vol_tlv),
        SOC_DOUBLE_TLV("LineIn Capture Volume",
                        ALC5623_LINE_IN_VOL, 8, 0, 31, 1, vol_tlv),
        SOC_SINGLE_TLV("Mic1 Capture Volume",
                        ALC5623_MIC_VOL, 8, 31, 1, vol_tlv),
        SOC_SINGLE_TLV("Mic2 Capture Volume",
                        ALC5623_MIC_VOL, 0, 31, 1, vol_tlv),
        SOC_DOUBLE_TLV("Rec Capture Volume",
                        ALC5623_ADC_REC_GAIN, 7, 0, 31, 0, adc_rec_tlv),
        SOC_SINGLE_TLV("Mic 1 Boost Volume",
                        ALC5623_MIC_CTRL, 10, 2, 0, boost_tlv),
        SOC_SINGLE_TLV("Mic 2 Boost Volume",
                        ALC5623_MIC_CTRL, 8, 2, 0, boost_tlv),
        SOC_SINGLE_TLV("Digital Boost Volume",
                        ALC5623_ADD_CTRL_REG, 4, 3, 0, dig_tlv),
};

/*
 * DAPM Controls
 */
static const struct snd_kcontrol_new alc5623_hp_mixer_controls[] = {
SOC_DAPM_SINGLE("LI2HP Playback Switch", ALC5623_LINE_IN_VOL, 15, 1, 1),
SOC_DAPM_SINGLE("AUXI2HP Playback Switch", ALC5623_AUXIN_VOL, 15, 1, 1),
SOC_DAPM_SINGLE("MIC12HP Playback Switch", ALC5623_MIC_ROUTING_CTRL, 15, 1, 1),
SOC_DAPM_SINGLE("MIC22HP Playback Switch", ALC5623_MIC_ROUTING_CTRL, 7, 1, 1),
SOC_DAPM_SINGLE("DAC2HP Playback Switch", ALC5623_STEREO_DAC_VOL, 15, 1, 1),
};

static const struct snd_kcontrol_new alc5623_hpl_mixer_controls[] = {
SOC_DAPM_SINGLE("ADC2HP_L Playback Switch", ALC5623_ADC_REC_GAIN, 15, 1, 1),
};

static const struct snd_kcontrol_new alc5623_hpr_mixer_controls[] = {
SOC_DAPM_SINGLE("ADC2HP_R Playback Switch", ALC5623_ADC_REC_GAIN, 14, 1, 1),
};

static const struct snd_kcontrol_new alc5623_mono_mixer_controls[] = {
SOC_DAPM_SINGLE("ADC2MONO_L Playback Switch", ALC5623_ADC_REC_GAIN, 13, 1, 1),
SOC_DAPM_SINGLE("ADC2MONO_R Playback Switch", ALC5623_ADC_REC_GAIN, 12, 1, 1),
SOC_DAPM_SINGLE("LI2MONO Playback Switch", ALC5623_LINE_IN_VOL, 13, 1, 1),
SOC_DAPM_SINGLE("AUXI2MONO Playback Switch", ALC5623_AUXIN_VOL, 13, 1, 1),
SOC_DAPM_SINGLE("MIC12MONO Playback Switch", ALC5623_MIC_ROUTING_CTRL, 13, 1, 1),
SOC_DAPM_SINGLE("MIC22MONO Playback Switch", ALC5623_MIC_ROUTING_CTRL, 5, 1, 1),
SOC_DAPM_SINGLE("DAC2MONO Playback Switch", ALC5623_STEREO_DAC_VOL, 13, 1, 1),
};

static const struct snd_kcontrol_new alc5623_speaker_mixer_controls[] = {
SOC_DAPM_SINGLE("LI2SPK Playback Switch", ALC5623_LINE_IN_VOL, 14, 1, 1),
SOC_DAPM_SINGLE("AUXI2SPK Playback Switch", ALC5623_AUXIN_VOL, 14, 1, 1),
SOC_DAPM_SINGLE("MIC12SPK Playback Switch", ALC5623_MIC_ROUTING_CTRL, 14, 1, 1),
SOC_DAPM_SINGLE("MIC22SPK Playback Switch", ALC5623_MIC_ROUTING_CTRL, 6, 1, 1),
SOC_DAPM_SINGLE("DAC2SPK Playback Switch", ALC5623_STEREO_DAC_VOL, 14, 1, 1),
};

/* Left Record Mixer */
static const struct snd_kcontrol_new alc5623_captureL_mixer_controls[] = {
SOC_DAPM_SINGLE("Mic1 Capture Switch", ALC5623_ADC_REC_MIXER, 14, 1, 1),
SOC_DAPM_SINGLE("Mic2 Capture Switch", ALC5623_ADC_REC_MIXER, 13, 1, 1),
SOC_DAPM_SINGLE("LineInL Capture Switch", ALC5623_ADC_REC_MIXER, 12, 1, 1),
SOC_DAPM_SINGLE("Left AuxI Capture Switch", ALC5623_ADC_REC_MIXER, 11, 1, 1),
SOC_DAPM_SINGLE("HPMixerL Capture Switch", ALC5623_ADC_REC_MIXER, 10, 1, 1),
SOC_DAPM_SINGLE("SPKMixer Capture Switch", ALC5623_ADC_REC_MIXER, 9, 1, 1),
SOC_DAPM_SINGLE("MonoMixer Capture Switch", ALC5623_ADC_REC_MIXER, 8, 1, 1),
};

/* Right Record Mixer */
static const struct snd_kcontrol_new alc5623_captureR_mixer_controls[] = {
SOC_DAPM_SINGLE("Mic1 Capture Switch", ALC5623_ADC_REC_MIXER, 6, 1, 1),
SOC_DAPM_SINGLE("Mic2 Capture Switch", ALC5623_ADC_REC_MIXER, 5, 1, 1),
SOC_DAPM_SINGLE("LineInR Capture Switch", ALC5623_ADC_REC_MIXER, 4, 1, 1),
SOC_DAPM_SINGLE("Right AuxI Capture Switch", ALC5623_ADC_REC_MIXER, 3, 1, 1),
SOC_DAPM_SINGLE("HPMixerR Capture Switch", ALC5623_ADC_REC_MIXER, 2, 1, 1),
SOC_DAPM_SINGLE("SPKMixer Capture Switch", ALC5623_ADC_REC_MIXER, 1, 1, 1),
SOC_DAPM_SINGLE("MonoMixer Capture Switch", ALC5623_ADC_REC_MIXER, 0, 1, 1),
};

static const char *alc5623_spk_n_sour_sel[] = {
                "RN/-R", "RP/+R", "LN/-R", "Vmid" };
static const char *alc5623_hpl_out_input_sel[] = {
                "Vmid", "HP Left Mix"};
static const char *alc5623_hpr_out_input_sel[] = {
                "Vmid", "HP Right Mix"};
static const char *alc5623_spkout_input_sel[] = {
                "Vmid", "HPOut Mix", "Speaker Mix", "Mono Mix"};
static const char *alc5623_aux_out_input_sel[] = {
                "Vmid", "HPOut Mix", "Speaker Mix", "Mono Mix"};

/* auxout output mux */
static SOC_ENUM_SINGLE_DECL(alc5623_aux_out_input_enum,
                            ALC5623_OUTPUT_MIXER_CTRL, 6,
                            alc5623_aux_out_input_sel);
static const struct snd_kcontrol_new alc5623_auxout_mux_controls =
SOC_DAPM_ENUM("Route", alc5623_aux_out_input_enum);

/* speaker output mux */
static SOC_ENUM_SINGLE_DECL(alc5623_spkout_input_enum,
                            ALC5623_OUTPUT_MIXER_CTRL, 10,
                            alc5623_spkout_input_sel);
static const struct snd_kcontrol_new alc5623_spkout_mux_controls =
SOC_DAPM_ENUM("Route", alc5623_spkout_input_enum);

/* headphone left output mux */
static SOC_ENUM_SINGLE_DECL(alc5623_hpl_out_input_enum,
                            ALC5623_OUTPUT_MIXER_CTRL, 9,
                            alc5623_hpl_out_input_sel);
static const struct snd_kcontrol_new alc5623_hpl_out_mux_controls =
SOC_DAPM_ENUM("Route", alc5623_hpl_out_input_enum);

/* headphone right output mux */
static SOC_ENUM_SINGLE_DECL(alc5623_hpr_out_input_enum,
                            ALC5623_OUTPUT_MIXER_CTRL, 8,
                            alc5623_hpr_out_input_sel);
static const struct snd_kcontrol_new alc5623_hpr_out_mux_controls =
SOC_DAPM_ENUM("Route", alc5623_hpr_out_input_enum);

/* speaker output N select */
static SOC_ENUM_SINGLE_DECL(alc5623_spk_n_sour_enum,
                            ALC5623_OUTPUT_MIXER_CTRL, 14,
                            alc5623_spk_n_sour_sel);
static const struct snd_kcontrol_new alc5623_spkoutn_mux_controls =
SOC_DAPM_ENUM("Route", alc5623_spk_n_sour_enum);

static const struct snd_soc_dapm_widget alc5623_dapm_widgets[] = {
/* Muxes */
SND_SOC_DAPM_MUX("AuxOut Mux", SND_SOC_NOPM, 0, 0,
        &alc5623_auxout_mux_controls),
SND_SOC_DAPM_MUX("SpeakerOut Mux", SND_SOC_NOPM, 0, 0,
        &alc5623_spkout_mux_controls),
SND_SOC_DAPM_MUX("Left Headphone Mux", SND_SOC_NOPM, 0, 0,
        &alc5623_hpl_out_mux_controls),
SND_SOC_DAPM_MUX("Right Headphone Mux", SND_SOC_NOPM, 0, 0,
        &alc5623_hpr_out_mux_controls),
SND_SOC_DAPM_MUX("SpeakerOut N Mux", SND_SOC_NOPM, 0, 0,
        &alc5623_spkoutn_mux_controls),

/* output mixers */
SND_SOC_DAPM_MIXER("HP Mix", SND_SOC_NOPM, 0, 0,
        &alc5623_hp_mixer_controls[0],
        ARRAY_SIZE(alc5623_hp_mixer_controls)),
SND_SOC_DAPM_MIXER("HPR Mix", ALC5623_PWR_MANAG_ADD2, 4, 0,
        &alc5623_hpr_mixer_controls[0],
        ARRAY_SIZE(alc5623_hpr_mixer_controls)),
SND_SOC_DAPM_MIXER("HPL Mix", ALC5623_PWR_MANAG_ADD2, 5, 0,
        &alc5623_hpl_mixer_controls[0],
        ARRAY_SIZE(alc5623_hpl_mixer_controls)),
SND_SOC_DAPM_MIXER("HPOut Mix", SND_SOC_NOPM, 0, 0, NULL, 0),
SND_SOC_DAPM_MIXER("Mono Mix", ALC5623_PWR_MANAG_ADD2, 2, 0,
        &alc5623_mono_mixer_controls[0],
        ARRAY_SIZE(alc5623_mono_mixer_controls)),
SND_SOC_DAPM_MIXER("Speaker Mix", ALC5623_PWR_MANAG_ADD2, 3, 0,
        &alc5623_speaker_mixer_controls[0],
        ARRAY_SIZE(alc5623_speaker_mixer_controls)),

/* input mixers */
SND_SOC_DAPM_MIXER("Left Capture Mix", ALC5623_PWR_MANAG_ADD2, 1, 0,
        &alc5623_captureL_mixer_controls[0],
        ARRAY_SIZE(alc5623_captureL_mixer_controls)),
SND_SOC_DAPM_MIXER("Right Capture Mix", ALC5623_PWR_MANAG_ADD2, 0, 0,
        &alc5623_captureR_mixer_controls[0],
        ARRAY_SIZE(alc5623_captureR_mixer_controls)),

SND_SOC_DAPM_DAC("Left DAC", "Left HiFi Playback",
        ALC5623_PWR_MANAG_ADD2, 9, 0),
SND_SOC_DAPM_DAC("Right DAC", "Right HiFi Playback",
        ALC5623_PWR_MANAG_ADD2, 8, 0),
SND_SOC_DAPM_MIXER("I2S Mix", ALC5623_PWR_MANAG_ADD1, 15, 0, NULL, 0),
SND_SOC_DAPM_MIXER("AuxI Mix", SND_SOC_NOPM, 0, 0, NULL, 0),
SND_SOC_DAPM_MIXER("Line Mix", SND_SOC_NOPM, 0, 0, NULL, 0),
SND_SOC_DAPM_ADC("Left ADC", "Left HiFi Capture",
        ALC5623_PWR_MANAG_ADD2, 7, 0),
SND_SOC_DAPM_ADC("Right ADC", "Right HiFi Capture",
        ALC5623_PWR_MANAG_ADD2, 6, 0),
SND_SOC_DAPM_PGA("Left Headphone", ALC5623_PWR_MANAG_ADD3, 10, 0, NULL, 0),
SND_SOC_DAPM_PGA("Right Headphone", ALC5623_PWR_MANAG_ADD3, 9, 0, NULL, 0),
SND_SOC_DAPM_PGA("SpeakerOut", ALC5623_PWR_MANAG_ADD3, 12, 0, NULL, 0),
SND_SOC_DAPM_PGA("Left AuxOut", ALC5623_PWR_MANAG_ADD3, 14, 0, NULL, 0),
SND_SOC_DAPM_PGA("Right AuxOut", ALC5623_PWR_MANAG_ADD3, 13, 0, NULL, 0),
SND_SOC_DAPM_PGA("Left LineIn", ALC5623_PWR_MANAG_ADD3, 7, 0, NULL, 0),
SND_SOC_DAPM_PGA("Right LineIn", ALC5623_PWR_MANAG_ADD3, 6, 0, NULL, 0),
SND_SOC_DAPM_PGA("Left AuxI", ALC5623_PWR_MANAG_ADD3, 5, 0, NULL, 0),
SND_SOC_DAPM_PGA("Right AuxI", ALC5623_PWR_MANAG_ADD3, 4, 0, NULL, 0),
SND_SOC_DAPM_PGA("MIC1 PGA", ALC5623_PWR_MANAG_ADD3, 3, 0, NULL, 0),
SND_SOC_DAPM_PGA("MIC2 PGA", ALC5623_PWR_MANAG_ADD3, 2, 0, NULL, 0),
SND_SOC_DAPM_PGA("MIC1 Pre Amp", ALC5623_PWR_MANAG_ADD3, 1, 0, NULL, 0),
SND_SOC_DAPM_PGA("MIC2 Pre Amp", ALC5623_PWR_MANAG_ADD3, 0, 0, NULL, 0),
SND_SOC_DAPM_MICBIAS("Mic Bias1", ALC5623_PWR_MANAG_ADD1, 11, 0),

SND_SOC_DAPM_OUTPUT("AUXOUTL"),
SND_SOC_DAPM_OUTPUT("AUXOUTR"),
SND_SOC_DAPM_OUTPUT("HPL"),
SND_SOC_DAPM_OUTPUT("HPR"),
SND_SOC_DAPM_OUTPUT("SPKOUT"),
SND_SOC_DAPM_OUTPUT("SPKOUTN"),
SND_SOC_DAPM_INPUT("LINEINL"),
SND_SOC_DAPM_INPUT("LINEINR"),
SND_SOC_DAPM_INPUT("AUXINL"),
SND_SOC_DAPM_INPUT("AUXINR"),
SND_SOC_DAPM_INPUT("MIC1"),
SND_SOC_DAPM_INPUT("MIC2"),
SND_SOC_DAPM_VMID("Vmid"),
};

static const char *alc5623_amp_names[] = {"AB Amp", "D Amp"};
static SOC_ENUM_SINGLE_DECL(alc5623_amp_enum,
                            ALC5623_OUTPUT_MIXER_CTRL, 13,
                            alc5623_amp_names);
static const struct snd_kcontrol_new alc5623_amp_mux_controls =
        SOC_DAPM_ENUM("Route", alc5623_amp_enum);

static const struct snd_soc_dapm_widget alc5623_dapm_amp_widgets[] = {
SND_SOC_DAPM_PGA_E("D Amp", ALC5623_PWR_MANAG_ADD2, 14, 0, NULL, 0,
        amp_mixer_event, SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
SND_SOC_DAPM_PGA("AB Amp", ALC5623_PWR_MANAG_ADD2, 15, 0, NULL, 0),
SND_SOC_DAPM_MUX("AB-D Amp Mux", SND_SOC_NOPM, 0, 0,
        &alc5623_amp_mux_controls),
};

static const struct snd_soc_dapm_route intercon[] = {
        /* virtual mixer - mixes left & right channels */
        {"I2S Mix", NULL,                               "Left DAC"},
        {"I2S Mix", NULL,                               "Right DAC"},
        {"Line Mix", NULL,                              "Right LineIn"},
        {"Line Mix", NULL,                              "Left LineIn"},
        {"AuxI Mix", NULL,                              "Left AuxI"},
        {"AuxI Mix", NULL,                              "Right AuxI"},
        {"AUXOUTL", NULL,                               "Left AuxOut"},
        {"AUXOUTR", NULL,                               "Right AuxOut"},

        /* HP mixer */
        {"HPL Mix", "ADC2HP_L Playback Switch",         "Left Capture Mix"},
        {"HPL Mix", NULL,                               "HP Mix"},
        {"HPR Mix", "ADC2HP_R Playback Switch",         "Right Capture Mix"},
        {"HPR Mix", NULL,                               "HP Mix"},
        {"HP Mix", "LI2HP Playback Switch",             "Line Mix"},
        {"HP Mix", "AUXI2HP Playback Switch",           "AuxI Mix"},
        {"HP Mix", "MIC12HP Playback Switch",           "MIC1 PGA"},
        {"HP Mix", "MIC22HP Playback Switch",           "MIC2 PGA"},
        {"HP Mix", "DAC2HP Playback Switch",            "I2S Mix"},

        /* speaker mixer */
        {"Speaker Mix", "LI2SPK Playback Switch",       "Line Mix"},
        {"Speaker Mix", "AUXI2SPK Playback Switch",     "AuxI Mix"},
        {"Speaker Mix", "MIC12SPK Playback Switch",     "MIC1 PGA"},
        {"Speaker Mix", "MIC22SPK Playback Switch",     "MIC2 PGA"},
        {"Speaker Mix", "DAC2SPK Playback Switch",      "I2S Mix"},

        /* mono mixer */
        {"Mono Mix", "ADC2MONO_L Playback Switch",      "Left Capture Mix"},
        {"Mono Mix", "ADC2MONO_R Playback Switch",      "Right Capture Mix"},
        {"Mono Mix", "LI2MONO Playback Switch",         "Line Mix"},
        {"Mono Mix", "AUXI2MONO Playback Switch",       "AuxI Mix"},
        {"Mono Mix", "MIC12MONO Playback Switch",       "MIC1 PGA"},
        {"Mono Mix", "MIC22MONO Playback Switch",       "MIC2 PGA"},
        {"Mono Mix", "DAC2MONO Playback Switch",        "I2S Mix"},

        /* Left record mixer */
        {"Left Capture Mix", "LineInL Capture Switch",  "LINEINL"},
        {"Left Capture Mix", "Left AuxI Capture Switch", "AUXINL"},
        {"Left Capture Mix", "Mic1 Capture Switch",     "MIC1 Pre Amp"},
        {"Left Capture Mix", "Mic2 Capture Switch",     "MIC2 Pre Amp"},
        {"Left Capture Mix", "HPMixerL Capture Switch", "HPL Mix"},
        {"Left Capture Mix", "SPKMixer Capture Switch", "Speaker Mix"},
        {"Left Capture Mix", "MonoMixer Capture Switch", "Mono Mix"},

        /*Right record mixer */
        {"Right Capture Mix", "LineInR Capture Switch", "LINEINR"},
        {"Right Capture Mix", "Right AuxI Capture Switch",      "AUXINR"},
        {"Right Capture Mix", "Mic1 Capture Switch",    "MIC1 Pre Amp"},
        {"Right Capture Mix", "Mic2 Capture Switch",    "MIC2 Pre Amp"},
        {"Right Capture Mix", "HPMixerR Capture Switch", "HPR Mix"},
        {"Right Capture Mix", "SPKMixer Capture Switch", "Speaker Mix"},
        {"Right Capture Mix", "MonoMixer Capture Switch", "Mono Mix"},

        /* headphone left mux */
        {"Left Headphone Mux", "HP Left Mix",           "HPL Mix"},
        {"Left Headphone Mux", "Vmid",                  "Vmid"},

        /* headphone right mux */
        {"Right Headphone Mux", "HP Right Mix",         "HPR Mix"},
        {"Right Headphone Mux", "Vmid",                 "Vmid"},

        /* speaker out mux */
        {"SpeakerOut Mux", "Vmid",                      "Vmid"},
        {"SpeakerOut Mux", "HPOut Mix",                 "HPOut Mix"},
        {"SpeakerOut Mux", "Speaker Mix",               "Speaker Mix"},
        {"SpeakerOut Mux", "Mono Mix",                  "Mono Mix"},

        /* Mono/Aux Out mux */
        {"AuxOut Mux", "Vmid",                          "Vmid"},
        {"AuxOut Mux", "HPOut Mix",                     "HPOut Mix"},
        {"AuxOut Mux", "Speaker Mix",                   "Speaker Mix"},
        {"AuxOut Mux", "Mono Mix",                      "Mono Mix"},

        /* output pga */
        {"HPL", NULL,                                   "Left Headphone"},
        {"Left Headphone", NULL,                        "Left Headphone Mux"},
        {"HPR", NULL,                                   "Right Headphone"},
        {"Right Headphone", NULL,                       "Right Headphone Mux"},
        {"Left AuxOut", NULL,                           "AuxOut Mux"},
        {"Right AuxOut", NULL,                          "AuxOut Mux"},

        /* input pga */
        {"Left LineIn", NULL,                           "LINEINL"},
        {"Right LineIn", NULL,                          "LINEINR"},
        {"Left AuxI", NULL,                             "AUXINL"},
        {"Right AuxI", NULL,                            "AUXINR"},
        {"MIC1 Pre Amp", NULL,                          "MIC1"},
        {"MIC2 Pre Amp", NULL,                          "MIC2"},
        {"MIC1 PGA", NULL,                              "MIC1 Pre Amp"},
        {"MIC2 PGA", NULL,                              "MIC2 Pre Amp"},

        /* left ADC */
        {"Left ADC", NULL,                              "Left Capture Mix"},

        /* right ADC */
        {"Right ADC", NULL,                             "Right Capture Mix"},

        {"SpeakerOut N Mux", "RN/-R",                   "SpeakerOut"},
        {"SpeakerOut N Mux", "RP/+R",                   "SpeakerOut"},
        {"SpeakerOut N Mux", "LN/-R",                   "SpeakerOut"},
        {"SpeakerOut N Mux", "Vmid",                    "Vmid"},

        {"SPKOUT", NULL,                                "SpeakerOut"},
        {"SPKOUTN", NULL,                               "SpeakerOut N Mux"},
};

static const struct snd_soc_dapm_route intercon_spk[] = {
        {"SpeakerOut", NULL,                            "SpeakerOut Mux"},
};

static const struct snd_soc_dapm_route intercon_amp_spk[] = {
        {"AB Amp", NULL,                                "SpeakerOut Mux"},
        {"D Amp", NULL,                                 "SpeakerOut Mux"},
        {"AB-D Amp Mux", "AB Amp",                      "AB Amp"},
        {"AB-D Amp Mux", "D Amp",                       "D Amp"},
        {"SpeakerOut", NULL,                            "AB-D Amp Mux"},
};

/* PLL divisors */
struct _pll_div {
        u32 pll_in;
        u32 pll_out;
        u16 regvalue;
};

/* Note : pll code from original alc5623 driver. Not sure of how good it is */
/* useful only for master mode */
static const struct _pll_div codec_master_pll_div[] = {

        {  2048000,  8192000,   0x0ea0},
        {  3686400,  8192000,   0x4e27},
        { 12000000,  8192000,   0x456b},
        { 13000000,  8192000,   0x495f},
        { 13100000,  8192000,   0x0320},
        {  2048000,  11289600,  0xf637},
        {  3686400,  11289600,  0x2f22},
        { 12000000,  11289600,  0x3e2f},
        { 13000000,  11289600,  0x4d5b},
        { 13100000,  11289600,  0x363b},
        {  2048000,  16384000,  0x1ea0},
        {  3686400,  16384000,  0x9e27},
        { 12000000,  16384000,  0x452b},
        { 13000000,  16384000,  0x542f},
        { 13100000,  16384000,  0x03a0},
        {  2048000,  16934400,  0xe625},
        {  3686400,  16934400,  0x9126},
        { 12000000,  16934400,  0x4d2c},
        { 13000000,  16934400,  0x742f},
        { 13100000,  16934400,  0x3c27},
        {  2048000,  22579200,  0x2aa0},
        {  3686400,  22579200,  0x2f20},
        { 12000000,  22579200,  0x7e2f},
        { 13000000,  22579200,  0x742f},
        { 13100000,  22579200,  0x3c27},
        {  2048000,  24576000,  0x2ea0},
        {  3686400,  24576000,  0xee27},
        { 12000000,  24576000,  0x2915},
        { 13000000,  24576000,  0x772e},
        { 13100000,  24576000,  0x0d20},
};

static const struct _pll_div codec_slave_pll_div[] = {

        {  1024000,  16384000,  0x3ea0},
        {  1411200,  22579200,  0x3ea0},
        {  1536000,  24576000,  0x3ea0},
        {  2048000,  16384000,  0x1ea0},
        {  2822400,  22579200,  0x1ea0},
        {  3072000,  24576000,  0x1ea0},

};

static int alc5623_set_dai_pll(struct snd_soc_dai *codec_dai, int pll_id,
                int source, unsigned int freq_in, unsigned int freq_out)
{
        int i;
        struct snd_soc_component *component = codec_dai->component;
        int gbl_clk = 0, pll_div = 0;
        u16 reg;

        if (pll_id < ALC5623_PLL_FR_MCLK || pll_id > ALC5623_PLL_FR_BCK)
                return -ENODEV;

        /* Disable PLL power */
        snd_soc_component_update_bits(component, ALC5623_PWR_MANAG_ADD2,
                                ALC5623_PWR_ADD2_PLL,
                                0);

        /* pll is not used in slave mode */
        reg = snd_soc_component_read(component, ALC5623_DAI_CONTROL);
        if (reg & ALC5623_DAI_SDP_SLAVE_MODE)
                return 0;

        if (!freq_in || !freq_out)
                return 0;

        switch (pll_id) {
        case ALC5623_PLL_FR_MCLK:
                for (i = 0; i < ARRAY_SIZE(codec_master_pll_div); i++) {
                        if (codec_master_pll_div[i].pll_in == freq_in
                           && codec_master_pll_div[i].pll_out == freq_out) {
                                /* PLL source from MCLK */
                                pll_div  = codec_master_pll_div[i].regvalue;
                                break;
                        }
                }
                break;
        case ALC5623_PLL_FR_BCK:
                for (i = 0; i < ARRAY_SIZE(codec_slave_pll_div); i++) {
                        if (codec_slave_pll_div[i].pll_in == freq_in
                           && codec_slave_pll_div[i].pll_out == freq_out) {
                                /* PLL source from Bitclk */
                                gbl_clk = ALC5623_GBL_CLK_PLL_SOUR_SEL_BITCLK;
                                pll_div = codec_slave_pll_div[i].regvalue;
                                break;
                        }
                }
                break;
        default:
                return -EINVAL;
        }

        if (!pll_div)
                return -EINVAL;

        snd_soc_component_write(component, ALC5623_GLOBAL_CLK_CTRL_REG, gbl_clk);
        snd_soc_component_write(component, ALC5623_PLL_CTRL, pll_div);
        snd_soc_component_update_bits(component, ALC5623_PWR_MANAG_ADD2,
                                ALC5623_PWR_ADD2_PLL,
                                ALC5623_PWR_ADD2_PLL);
        gbl_clk |= ALC5623_GBL_CLK_SYS_SOUR_SEL_PLL;
        snd_soc_component_write(component, ALC5623_GLOBAL_CLK_CTRL_REG, gbl_clk);

        return 0;
}

struct _coeff_div {
        u16 fs;
        u16 regvalue;
};

/* codec hifi mclk (after PLL) clock divider coefficients */
/* values inspired from column BCLK=32Fs of Appendix A table */
static const struct _coeff_div coeff_div[] = {
        {256*8, 0x3a69},
        {384*8, 0x3c6b},
        {256*4, 0x2a69},
        {384*4, 0x2c6b},
        {256*2, 0x1a69},
        {384*2, 0x1c6b},
        {256*1, 0x0a69},
        {384*1, 0x0c6b},
};

static int get_coeff(struct snd_soc_component *component, int rate)
{
        struct alc5623_priv *alc5623 = snd_soc_component_get_drvdata(component);
        int i;

        for (i = 0; i < ARRAY_SIZE(coeff_div); i++) {
                if (coeff_div[i].fs * rate == alc5623->sysclk)
                        return i;
        }
        return -EINVAL;
}

/*
 * Clock after PLL and dividers
 */
static int alc5623_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 alc5623_priv *alc5623 = snd_soc_component_get_drvdata(component);

        switch (freq) {
        case  8192000:
        case 11289600:
        case 12288000:
        case 16384000:
        case 16934400:
        case 18432000:
        case 22579200:
        case 24576000:
                alc5623->sysclk = freq;
                return 0;
        }
        return -EINVAL;
}

static int alc5623_set_dai_fmt(struct snd_soc_dai *codec_dai,
                unsigned int fmt)
{
        struct snd_soc_component *component = codec_dai->component;
        u16 iface = 0;

        /* set audio interface clocking */
        switch (fmt & SND_SOC_DAIFMT_CLOCK_PROVIDER_MASK) {
        case SND_SOC_DAIFMT_CBP_CFP:
                iface = ALC5623_DAI_SDP_MASTER_MODE;
                break;
        case SND_SOC_DAIFMT_CBC_CFC:
                iface = ALC5623_DAI_SDP_SLAVE_MODE;
                break;
        default:
                return -EINVAL;
        }

        /* interface format */
        switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
        case SND_SOC_DAIFMT_I2S:
                iface |= ALC5623_DAI_I2S_DF_I2S;
                break;
        case SND_SOC_DAIFMT_RIGHT_J:
                iface |= ALC5623_DAI_I2S_DF_RIGHT;
                break;
        case SND_SOC_DAIFMT_LEFT_J:
                iface |= ALC5623_DAI_I2S_DF_LEFT;
                break;
        case SND_SOC_DAIFMT_DSP_A:
                iface |= ALC5623_DAI_I2S_DF_PCM;
                break;
        case SND_SOC_DAIFMT_DSP_B:
                iface |= ALC5623_DAI_I2S_DF_PCM | ALC5623_DAI_I2S_PCM_MODE;
                break;
        default:
                return -EINVAL;
        }

        /* clock inversion */
        switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
        case SND_SOC_DAIFMT_NB_NF:
                break;
        case SND_SOC_DAIFMT_IB_NF:
                iface |= ALC5623_DAI_MAIN_I2S_BCLK_POL_CTRL;
                break;
        default:
                return -EINVAL;
        }

        return snd_soc_component_write(component, ALC5623_DAI_CONTROL, iface);
}

static int alc5623_pcm_hw_params(struct snd_pcm_substream *substream,
                struct snd_pcm_hw_params *params, struct snd_soc_dai *dai)
{
        struct snd_soc_component *component = dai->component;
        struct alc5623_priv *alc5623 = snd_soc_component_get_drvdata(component);
        int coeff, rate;
        u16 iface;

        iface = snd_soc_component_read(component, ALC5623_DAI_CONTROL);
        iface &= ~ALC5623_DAI_I2S_DL_MASK;

        /* bit size */
        switch (params_width(params)) {
        case 16:
                iface |= ALC5623_DAI_I2S_DL_16;
                break;
        case 20:
                iface |= ALC5623_DAI_I2S_DL_20;
                break;
        case 24:
                iface |= ALC5623_DAI_I2S_DL_24;
                break;
        case 32:
                iface |= ALC5623_DAI_I2S_DL_32;
                break;
        default:
                return -EINVAL;
        }

        /* set iface & srate */
        snd_soc_component_write(component, ALC5623_DAI_CONTROL, iface);
        rate = params_rate(params);
        coeff = get_coeff(component, rate);
        if (coeff < 0)
                return -EINVAL;

        coeff = coeff_div[coeff].regvalue;
        dev_dbg(component->dev, "%s: sysclk=%d,rate=%d,coeff=0x%04x\n",
                __func__, alc5623->sysclk, rate, coeff);
        snd_soc_component_write(component, ALC5623_STEREO_AD_DA_CLK_CTRL, coeff);

        return 0;
}

static int alc5623_mute(struct snd_soc_dai *dai, int mute, int direction)
{
        struct snd_soc_component *component = dai->component;
        u16 hp_mute = ALC5623_MISC_M_DAC_L_INPUT | ALC5623_MISC_M_DAC_R_INPUT;
        u16 mute_reg = snd_soc_component_read(component, ALC5623_MISC_CTRL) & ~hp_mute;

        if (mute)
                mute_reg |= hp_mute;

        return snd_soc_component_write(component, ALC5623_MISC_CTRL, mute_reg);
}

#define ALC5623_ADD2_POWER_EN (ALC5623_PWR_ADD2_VREF \
        | ALC5623_PWR_ADD2_DAC_REF_CIR)

#define ALC5623_ADD3_POWER_EN (ALC5623_PWR_ADD3_MAIN_BIAS \
        | ALC5623_PWR_ADD3_MIC1_BOOST_AD)

#define ALC5623_ADD1_POWER_EN \
        (ALC5623_PWR_ADD1_SHORT_CURR_DET_EN | ALC5623_PWR_ADD1_SOFTGEN_EN \
        | ALC5623_PWR_ADD1_DEPOP_BUF_HP | ALC5623_PWR_ADD1_HP_OUT_AMP \
        | ALC5623_PWR_ADD1_HP_OUT_ENH_AMP)

#define ALC5623_ADD1_POWER_EN_5622 \
        (ALC5623_PWR_ADD1_SHORT_CURR_DET_EN \
        | ALC5623_PWR_ADD1_HP_OUT_AMP)

static void enable_power_depop(struct snd_soc_component *component)
{
        struct alc5623_priv *alc5623 = snd_soc_component_get_drvdata(component);

        snd_soc_component_update_bits(component, ALC5623_PWR_MANAG_ADD1,
                                ALC5623_PWR_ADD1_SOFTGEN_EN,
                                ALC5623_PWR_ADD1_SOFTGEN_EN);

        snd_soc_component_write(component, ALC5623_PWR_MANAG_ADD3, ALC5623_ADD3_POWER_EN);

        snd_soc_component_update_bits(component, ALC5623_MISC_CTRL,
                                ALC5623_MISC_HP_DEPOP_MODE2_EN,
                                ALC5623_MISC_HP_DEPOP_MODE2_EN);

        msleep(500);

        snd_soc_component_write(component, ALC5623_PWR_MANAG_ADD2, ALC5623_ADD2_POWER_EN);

        /* avoid writing '1' into 5622 reserved bits */
        if (alc5623->id == 0x22)
                snd_soc_component_write(component, ALC5623_PWR_MANAG_ADD1,
                        ALC5623_ADD1_POWER_EN_5622);
        else
                snd_soc_component_write(component, ALC5623_PWR_MANAG_ADD1,
                        ALC5623_ADD1_POWER_EN);

        /* disable HP Depop2 */
        snd_soc_component_update_bits(component, ALC5623_MISC_CTRL,
                                ALC5623_MISC_HP_DEPOP_MODE2_EN,
                                0);

}

static int alc5623_set_bias_level(struct snd_soc_component *component,
                                      enum snd_soc_bias_level level)
{
        switch (level) {
        case SND_SOC_BIAS_ON:
                enable_power_depop(component);
                break;
        case SND_SOC_BIAS_PREPARE:
                break;
        case SND_SOC_BIAS_STANDBY:
                /* everything off except vref/vmid, */
                snd_soc_component_write(component, ALC5623_PWR_MANAG_ADD2,
                                ALC5623_PWR_ADD2_VREF);
                snd_soc_component_write(component, ALC5623_PWR_MANAG_ADD3,
                                ALC5623_PWR_ADD3_MAIN_BIAS);
                break;
        case SND_SOC_BIAS_OFF:
                /* everything off, dac mute, inactive */
                snd_soc_component_write(component, ALC5623_PWR_MANAG_ADD2, 0);
                snd_soc_component_write(component, ALC5623_PWR_MANAG_ADD3, 0);
                snd_soc_component_write(component, ALC5623_PWR_MANAG_ADD1, 0);
                break;
        }
        return 0;
}

#define ALC5623_FORMATS (SNDRV_PCM_FMTBIT_S16_LE \
                        | SNDRV_PCM_FMTBIT_S24_LE \
                        | SNDRV_PCM_FMTBIT_S32_LE)

static const struct snd_soc_dai_ops alc5623_dai_ops = {
                .hw_params = alc5623_pcm_hw_params,
                .mute_stream = alc5623_mute,
                .set_fmt = alc5623_set_dai_fmt,
                .set_sysclk = alc5623_set_dai_sysclk,
                .set_pll = alc5623_set_dai_pll,
                .no_capture_mute = 1,
};

static struct snd_soc_dai_driver alc5623_dai = {
        .name = "alc5623-hifi",
        .playback = {
                .stream_name = "Playback",
                .channels_min = 1,
                .channels_max = 2,
                .rate_min =     8000,
                .rate_max =     48000,
                .rates = SNDRV_PCM_RATE_8000_48000,
                .formats = ALC5623_FORMATS,},
        .capture = {
                .stream_name = "Capture",
                .channels_min = 1,
                .channels_max = 2,
                .rate_min =     8000,
                .rate_max =     48000,
                .rates = SNDRV_PCM_RATE_8000_48000,
                .formats = ALC5623_FORMATS,},

        .ops = &alc5623_dai_ops,
};

static int alc5623_suspend(struct snd_soc_component *component)
{
        struct alc5623_priv *alc5623 = snd_soc_component_get_drvdata(component);

        regcache_cache_only(alc5623->regmap, true);

        return 0;
}

static int alc5623_resume(struct snd_soc_component *component)
{
        struct alc5623_priv *alc5623 = snd_soc_component_get_drvdata(component);
        int ret;

        /* Sync reg_cache with the hardware */
        regcache_cache_only(alc5623->regmap, false);
        ret = regcache_sync(alc5623->regmap);
        if (ret != 0) {
                dev_err(component->dev, "Failed to sync register cache: %d\n",
                        ret);
                regcache_cache_only(alc5623->regmap, true);
                return ret;
        }

        return 0;
}

static int alc5623_probe(struct snd_soc_component *component)
{
        struct alc5623_priv *alc5623 = snd_soc_component_get_drvdata(component);
        struct snd_soc_dapm_context *dapm = snd_soc_component_to_dapm(component);

        alc5623_reset(component);

        if (alc5623->add_ctrl) {
                snd_soc_component_write(component, ALC5623_ADD_CTRL_REG,
                                alc5623->add_ctrl);
        }

        if (alc5623->jack_det_ctrl) {
                snd_soc_component_write(component, ALC5623_JACK_DET_CTRL,
                                alc5623->jack_det_ctrl);
        }

        switch (alc5623->id) {
        case 0x21:
                snd_soc_add_component_controls(component, alc5621_vol_snd_controls,
                        ARRAY_SIZE(alc5621_vol_snd_controls));
                break;
        case 0x22:
                snd_soc_add_component_controls(component, alc5622_vol_snd_controls,
                        ARRAY_SIZE(alc5622_vol_snd_controls));
                break;
        case 0x23:
                snd_soc_add_component_controls(component, alc5623_vol_snd_controls,
                        ARRAY_SIZE(alc5623_vol_snd_controls));
                break;
        default:
                return -EINVAL;
        }

        snd_soc_add_component_controls(component, alc5623_snd_controls,
                        ARRAY_SIZE(alc5623_snd_controls));

        snd_soc_dapm_new_controls(dapm, alc5623_dapm_widgets,
                                        ARRAY_SIZE(alc5623_dapm_widgets));

        /* set up audio path interconnects */
        snd_soc_dapm_add_routes(dapm, intercon, ARRAY_SIZE(intercon));

        switch (alc5623->id) {
        case 0x21:
        case 0x22:
                snd_soc_dapm_new_controls(dapm, alc5623_dapm_amp_widgets,
                                        ARRAY_SIZE(alc5623_dapm_amp_widgets));
                snd_soc_dapm_add_routes(dapm, intercon_amp_spk,
                                        ARRAY_SIZE(intercon_amp_spk));
                break;
        case 0x23:
                snd_soc_dapm_add_routes(dapm, intercon_spk,
                                        ARRAY_SIZE(intercon_spk));
                break;
        default:
                return -EINVAL;
        }

        return 0;
}

static const struct snd_soc_component_driver soc_component_device_alc5623 = {
        .probe                  = alc5623_probe,
        .suspend                = alc5623_suspend,
        .resume                 = alc5623_resume,
        .set_bias_level         = alc5623_set_bias_level,
        .suspend_bias_off       = 1,
        .idle_bias_on           = 1,
        .use_pmdown_time        = 1,
        .endianness             = 1,
};

static const struct regmap_config alc5623_regmap = {
        .reg_bits = 8,
        .val_bits = 16,
        .reg_stride = 2,

        .max_register = ALC5623_VENDOR_ID2,
        .cache_type = REGCACHE_RBTREE,
};

static const struct i2c_device_id alc5623_i2c_table[] = {
        {"alc5621", 0x21},
        {"alc5622", 0x22},
        {"alc5623", 0x23},
        {}
};
MODULE_DEVICE_TABLE(i2c, alc5623_i2c_table);

/*
 * ALC5623 2 wire address is determined by A1 pin
 * state during powerup.
 *    low  = 0x1a
 *    high = 0x1b
 */
static int alc5623_i2c_probe(struct i2c_client *client)
{
        struct alc5623_platform_data *pdata;
        struct alc5623_priv *alc5623;
        struct device_node *np;
        unsigned int vid1, vid2;
        unsigned int matched_id;
        int ret;
        u32 val32;

        alc5623 = devm_kzalloc(&client->dev, sizeof(struct alc5623_priv),
                               GFP_KERNEL);
        if (alc5623 == NULL)
                return -ENOMEM;

        alc5623->regmap = devm_regmap_init_i2c(client, &alc5623_regmap);
        if (IS_ERR(alc5623->regmap)) {
                ret = PTR_ERR(alc5623->regmap);
                dev_err(&client->dev, "Failed to initialise I/O: %d\n", ret);
                return ret;
        }

        ret = regmap_read(alc5623->regmap, ALC5623_VENDOR_ID1, &vid1);
        if (ret < 0) {
                dev_err(&client->dev, "failed to read vendor ID1: %d\n", ret);
                return ret;
        }

        ret = regmap_read(alc5623->regmap, ALC5623_VENDOR_ID2, &vid2);
        if (ret < 0) {
                dev_err(&client->dev, "failed to read vendor ID2: %d\n", ret);
                return ret;
        }
        vid2 >>= 8;

        matched_id = (uintptr_t)i2c_get_match_data(client);

        if ((vid1 != 0x10ec) || (vid2 != matched_id)) {
                dev_err(&client->dev, "unknown or wrong codec\n");
                dev_err(&client->dev, "Expected %x:%x, got %x:%x\n",
                                0x10ec, matched_id,
                                vid1, vid2);
                return -ENODEV;
        }

        dev_dbg(&client->dev, "Found codec id : alc56%02x\n", vid2);

        pdata = client->dev.platform_data;
        if (pdata) {
                alc5623->add_ctrl = pdata->add_ctrl;
                alc5623->jack_det_ctrl = pdata->jack_det_ctrl;
        } else {
                if (client->dev.of_node) {
                        np = client->dev.of_node;
                        ret = of_property_read_u32(np, "add-ctrl", &val32);
                        if (!ret)
                                alc5623->add_ctrl = val32;
                        ret = of_property_read_u32(np, "jack-det-ctrl", &val32);
                        if (!ret)
                                alc5623->jack_det_ctrl = val32;
                }
        }

        alc5623->id = vid2;
        switch (alc5623->id) {
        case 0x21:
                alc5623_dai.name = "alc5621-hifi";
                break;
        case 0x22:
                alc5623_dai.name = "alc5622-hifi";
                break;
        case 0x23:
                alc5623_dai.name = "alc5623-hifi";
                break;
        default:
                return -EINVAL;
        }

        i2c_set_clientdata(client, alc5623);

        ret =  devm_snd_soc_register_component(&client->dev,
                &soc_component_device_alc5623, &alc5623_dai, 1);
        if (ret != 0)
                dev_err(&client->dev, "Failed to register codec: %d\n", ret);

        return ret;
}

#ifdef CONFIG_OF
static const struct of_device_id alc5623_of_match[] = {
        { .compatible = "realtek,alc5623", },
        { }
};
MODULE_DEVICE_TABLE(of, alc5623_of_match);
#endif

/*  i2c codec control layer */
static struct i2c_driver alc5623_i2c_driver = {
        .driver = {
                .name = "alc562x-codec",
                .of_match_table = of_match_ptr(alc5623_of_match),
        },
        .probe = alc5623_i2c_probe,
        .id_table = alc5623_i2c_table,
};

module_i2c_driver(alc5623_i2c_driver);

MODULE_DESCRIPTION("ASoC alc5621/2/3 driver");
MODULE_AUTHOR("Arnaud Patard <arnaud.patard@rtp-net.org>");
MODULE_LICENSE("GPL");