root/sound/soc/mediatek/mt8365/mt8365-afe-pcm.c
// SPDX-License-Identifier: GPL-2.0
/*
 * MediaTek 8365 ALSA SoC AFE platform driver
 *
 * Copyright (c) 2024 MediaTek Inc.
 * Authors: Jia Zeng <jia.zeng@mediatek.com>
 *          Alexandre Mergnat <amergnat@baylibre.com>
 */

#include <linux/delay.h>
#include <linux/module.h>
#include <linux/of.h>
#include <linux/of_address.h>
#include <linux/dma-mapping.h>
#include <linux/pm_runtime.h>
#include <sound/soc.h>
#include <sound/pcm_params.h>
#include "mt8365-afe-common.h"
#include "mt8365-afe-clk.h"
#include "mt8365-reg.h"
#include "../common/mtk-base-afe.h"
#include "../common/mtk-afe-platform-driver.h"
#include "../common/mtk-afe-fe-dai.h"

#define AFE_BASE_END_OFFSET 8

static unsigned int mCM2Input;

static const unsigned int mt8365_afe_backup_list[] = {
        AUDIO_TOP_CON0,
        AFE_CONN0,
        AFE_CONN1,
        AFE_CONN3,
        AFE_CONN4,
        AFE_CONN5,
        AFE_CONN6,
        AFE_CONN7,
        AFE_CONN8,
        AFE_CONN9,
        AFE_CONN10,
        AFE_CONN11,
        AFE_CONN12,
        AFE_CONN13,
        AFE_CONN14,
        AFE_CONN15,
        AFE_CONN16,
        AFE_CONN17,
        AFE_CONN18,
        AFE_CONN19,
        AFE_CONN20,
        AFE_CONN21,
        AFE_CONN26,
        AFE_CONN27,
        AFE_CONN28,
        AFE_CONN29,
        AFE_CONN30,
        AFE_CONN31,
        AFE_CONN32,
        AFE_CONN33,
        AFE_CONN34,
        AFE_CONN35,
        AFE_CONN36,
        AFE_CONN_24BIT,
        AFE_CONN_24BIT_1,
        AFE_DAC_CON0,
        AFE_DAC_CON1,
        AFE_DL1_BASE,
        AFE_DL1_END,
        AFE_DL2_BASE,
        AFE_DL2_END,
        AFE_VUL_BASE,
        AFE_VUL_END,
        AFE_AWB_BASE,
        AFE_AWB_END,
        AFE_VUL3_BASE,
        AFE_VUL3_END,
        AFE_HDMI_OUT_BASE,
        AFE_HDMI_OUT_END,
        AFE_HDMI_IN_2CH_BASE,
        AFE_HDMI_IN_2CH_END,
        AFE_ADDA_UL_DL_CON0,
        AFE_ADDA_DL_SRC2_CON0,
        AFE_ADDA_DL_SRC2_CON1,
        AFE_I2S_CON,
        AFE_I2S_CON1,
        AFE_I2S_CON2,
        AFE_I2S_CON3,
        AFE_ADDA_UL_SRC_CON0,
        AFE_AUD_PAD_TOP,
        AFE_HD_ENGEN_ENABLE,
};

static const struct snd_pcm_hardware mt8365_afe_hardware = {
        .info = (SNDRV_PCM_INFO_MMAP |
                 SNDRV_PCM_INFO_INTERLEAVED |
                 SNDRV_PCM_INFO_MMAP_VALID),
        .buffer_bytes_max = 256 * 1024,
        .period_bytes_min = 512,
        .period_bytes_max = 128 * 1024,
        .periods_min = 2,
        .periods_max = 256,
        .fifo_size = 0,
};

struct mt8365_afe_rate {
        unsigned int rate;
        unsigned int reg_val;
};

static const struct mt8365_afe_rate mt8365_afe_fs_rates[] = {
        { .rate = 8000, .reg_val = MT8365_FS_8K },
        { .rate = 11025, .reg_val = MT8365_FS_11D025K },
        { .rate = 12000, .reg_val = MT8365_FS_12K },
        { .rate = 16000, .reg_val = MT8365_FS_16K },
        { .rate = 22050, .reg_val = MT8365_FS_22D05K },
        { .rate = 24000, .reg_val = MT8365_FS_24K },
        { .rate = 32000, .reg_val = MT8365_FS_32K },
        { .rate = 44100, .reg_val = MT8365_FS_44D1K },
        { .rate = 48000, .reg_val = MT8365_FS_48K },
        { .rate = 88200, .reg_val = MT8365_FS_88D2K },
        { .rate = 96000, .reg_val = MT8365_FS_96K },
        { .rate = 176400, .reg_val = MT8365_FS_176D4K },
        { .rate = 192000, .reg_val = MT8365_FS_192K },
};

int mt8365_afe_fs_timing(unsigned int rate)
{
        int i;

        for (i = 0; i < ARRAY_SIZE(mt8365_afe_fs_rates); i++)
                if (mt8365_afe_fs_rates[i].rate == rate)
                        return mt8365_afe_fs_rates[i].reg_val;

        return -EINVAL;
}

bool mt8365_afe_rate_supported(unsigned int rate, unsigned int id)
{
        switch (id) {
        case MT8365_AFE_IO_TDM_IN:
                if (rate >= 8000 && rate <= 192000)
                        return true;
                break;
        case MT8365_AFE_IO_DMIC:
                if (rate >= 8000 && rate <= 48000)
                        return true;
                break;
        default:
                break;
        }

        return false;
}

bool mt8365_afe_channel_supported(unsigned int channel, unsigned int id)
{
        switch (id) {
        case MT8365_AFE_IO_TDM_IN:
                if (channel >= 1 && channel <= 8)
                        return true;
                break;
        case MT8365_AFE_IO_DMIC:
                if (channel >= 1 && channel <= 8)
                        return true;
                break;
        default:
                break;
        }

        return false;
}

static bool mt8365_afe_clk_group_44k(int sample_rate)
{
        if (sample_rate == 11025 ||
            sample_rate == 22050 ||
            sample_rate == 44100 ||
            sample_rate == 88200 ||
            sample_rate == 176400)
                return true;
        else
                return false;
}

static bool mt8365_afe_clk_group_48k(int sample_rate)
{
        return (!mt8365_afe_clk_group_44k(sample_rate));
}

int mt8365_dai_set_priv(struct mtk_base_afe *afe, int id,
                        int priv_size, const void *priv_data)
{
        struct mt8365_afe_private *afe_priv = afe->platform_priv;
        void *temp_data;

        temp_data = devm_kzalloc(afe->dev, priv_size, GFP_KERNEL);
        if (!temp_data)
                return -ENOMEM;

        if (priv_data)
                memcpy(temp_data, priv_data, priv_size);

        afe_priv->dai_priv[id] = temp_data;

        return 0;
}

static int mt8365_afe_irq_direction_enable(struct mtk_base_afe *afe,
                                           int irq_id, int direction)
{
        struct mtk_base_afe_irq *irq;

        if (irq_id >= MT8365_AFE_IRQ_NUM)
                return -1;

        irq = &afe->irqs[irq_id];

        if (direction == MT8365_AFE_IRQ_DIR_MCU) {
                regmap_update_bits(afe->regmap, AFE_IRQ_MCU_DSP_EN,
                                   (1 << irq->irq_data->irq_clr_shift),
                                   0);
                regmap_update_bits(afe->regmap, AFE_IRQ_MCU_EN,
                                   (1 << irq->irq_data->irq_clr_shift),
                                   (1 << irq->irq_data->irq_clr_shift));
        } else if (direction == MT8365_AFE_IRQ_DIR_DSP) {
                regmap_update_bits(afe->regmap, AFE_IRQ_MCU_DSP_EN,
                                   (1 << irq->irq_data->irq_clr_shift),
                                   (1 << irq->irq_data->irq_clr_shift));
                regmap_update_bits(afe->regmap, AFE_IRQ_MCU_EN,
                                   (1 << irq->irq_data->irq_clr_shift),
                                   0);
        } else {
                regmap_update_bits(afe->regmap, AFE_IRQ_MCU_DSP_EN,
                                   (1 << irq->irq_data->irq_clr_shift),
                                   (1 << irq->irq_data->irq_clr_shift));
                regmap_update_bits(afe->regmap, AFE_IRQ_MCU_EN,
                                   (1 << irq->irq_data->irq_clr_shift),
                                   (1 << irq->irq_data->irq_clr_shift));
        }
        return 0;
}

static int mt8365_memif_fs(struct snd_pcm_substream *substream,
                           unsigned int rate)
{
        return mt8365_afe_fs_timing(rate);
}

static int mt8365_irq_fs(struct snd_pcm_substream *substream,
                         unsigned int rate)
{
        return mt8365_memif_fs(substream, rate);
}

static const struct mt8365_cm_ctrl_reg cm_ctrl_reg[MT8365_CM_NUM] = {
        [MT8365_CM1] = {
                .con0 = AFE_CM1_CON0,
                .con1 = AFE_CM1_CON1,
                .con2 = AFE_CM1_CON2,
                .con3 = AFE_CM1_CON3,
                .con4 = AFE_CM1_CON4,
        },
        [MT8365_CM2] = {
                .con0 = AFE_CM2_CON0,
                .con1 = AFE_CM2_CON1,
                .con2 = AFE_CM2_CON2,
                .con3 = AFE_CM2_CON3,
                .con4 = AFE_CM2_CON4,
        }
};

static int mt8365_afe_cm2_mux_conn(struct mtk_base_afe *afe)
{
        struct mt8365_afe_private *afe_priv = afe->platform_priv;
        unsigned int input = afe_priv->cm2_mux_input;

        /* TDM_IN interconnect to CM2 */
        regmap_update_bits(afe->regmap, AFE_CM2_CONN0,
                           CM2_AFE_CM2_CONN_CFG1_MASK,
                           CM2_AFE_CM2_CONN_CFG1(TDM_IN_CH0));
        regmap_update_bits(afe->regmap, AFE_CM2_CONN0,
                           CM2_AFE_CM2_CONN_CFG2_MASK,
                           CM2_AFE_CM2_CONN_CFG2(TDM_IN_CH1));
        regmap_update_bits(afe->regmap, AFE_CM2_CONN0,
                           CM2_AFE_CM2_CONN_CFG3_MASK,
                           CM2_AFE_CM2_CONN_CFG3(TDM_IN_CH2));
        regmap_update_bits(afe->regmap, AFE_CM2_CONN0,
                           CM2_AFE_CM2_CONN_CFG4_MASK,
                           CM2_AFE_CM2_CONN_CFG4(TDM_IN_CH3));
        regmap_update_bits(afe->regmap, AFE_CM2_CONN0,
                           CM2_AFE_CM2_CONN_CFG5_MASK,
                           CM2_AFE_CM2_CONN_CFG5(TDM_IN_CH4));
        regmap_update_bits(afe->regmap, AFE_CM2_CONN0,
                           CM2_AFE_CM2_CONN_CFG6_MASK,
                           CM2_AFE_CM2_CONN_CFG6(TDM_IN_CH5));
        regmap_update_bits(afe->regmap, AFE_CM2_CONN1,
                           CM2_AFE_CM2_CONN_CFG7_MASK,
                           CM2_AFE_CM2_CONN_CFG7(TDM_IN_CH6));
        regmap_update_bits(afe->regmap, AFE_CM2_CONN1,
                           CM2_AFE_CM2_CONN_CFG8_MASK,
                           CM2_AFE_CM2_CONN_CFG8(TDM_IN_CH7));

        /* ref data interconnect to CM2 */
        if (input == MT8365_FROM_GASRC1) {
                regmap_update_bits(afe->regmap, AFE_CM2_CONN1,
                                   CM2_AFE_CM2_CONN_CFG9_MASK,
                                   CM2_AFE_CM2_CONN_CFG9(GENERAL1_ASRC_OUT_LCH));
                regmap_update_bits(afe->regmap, AFE_CM2_CONN1,
                                   CM2_AFE_CM2_CONN_CFG10_MASK,
                                   CM2_AFE_CM2_CONN_CFG10(GENERAL1_ASRC_OUT_RCH));
        } else if (input == MT8365_FROM_GASRC2) {
                regmap_update_bits(afe->regmap, AFE_CM2_CONN1,
                                   CM2_AFE_CM2_CONN_CFG9_MASK,
                                   CM2_AFE_CM2_CONN_CFG9(GENERAL2_ASRC_OUT_LCH));
                regmap_update_bits(afe->regmap, AFE_CM2_CONN1,
                                   CM2_AFE_CM2_CONN_CFG10_MASK,
                                   CM2_AFE_CM2_CONN_CFG10(GENERAL2_ASRC_OUT_RCH));
        } else if (input == MT8365_FROM_TDM_ASRC) {
                regmap_update_bits(afe->regmap, AFE_CM2_CONN1,
                                   CM2_AFE_CM2_CONN_CFG9_MASK,
                                   CM2_AFE_CM2_CONN_CFG9(TDM_OUT_ASRC_CH0));
                regmap_update_bits(afe->regmap, AFE_CM2_CONN1,
                                   CM2_AFE_CM2_CONN_CFG10_MASK,
                                   CM2_AFE_CM2_CONN_CFG10(TDM_OUT_ASRC_CH1));
                regmap_update_bits(afe->regmap, AFE_CM2_CONN1,
                                   CM2_AFE_CM2_CONN_CFG11_MASK,
                                   CM2_AFE_CM2_CONN_CFG11(TDM_OUT_ASRC_CH2));
                regmap_update_bits(afe->regmap, AFE_CM2_CONN1,
                                   CM2_AFE_CM2_CONN_CFG12_MASK,
                                   CM2_AFE_CM2_CONN_CFG12(TDM_OUT_ASRC_CH3));
                regmap_update_bits(afe->regmap, AFE_CM2_CONN2,
                                   CM2_AFE_CM2_CONN_CFG13_MASK,
                                   CM2_AFE_CM2_CONN_CFG13(TDM_OUT_ASRC_CH4));
                regmap_update_bits(afe->regmap, AFE_CM2_CONN2,
                                   CM2_AFE_CM2_CONN_CFG14_MASK,
                                   CM2_AFE_CM2_CONN_CFG14(TDM_OUT_ASRC_CH5));
                regmap_update_bits(afe->regmap, AFE_CM2_CONN2,
                                   CM2_AFE_CM2_CONN_CFG15_MASK,
                                   CM2_AFE_CM2_CONN_CFG15(TDM_OUT_ASRC_CH6));
                regmap_update_bits(afe->regmap, AFE_CM2_CONN2,
                                   CM2_AFE_CM2_CONN_CFG16_MASK,
                                   CM2_AFE_CM2_CONN_CFG16(TDM_OUT_ASRC_CH7));
        } else {
                dev_err(afe->dev, "%s wrong CM2 input %d\n", __func__, input);
                return -1;
        }

        return 0;
}

static int mt8365_afe_get_cm_update_cnt(struct mtk_base_afe *afe,
                                        enum mt8365_cm_num cmNum,
                                        unsigned int rate, unsigned int channel)
{
        unsigned int total_cnt, div_cnt, ch_pair, best_cnt;
        unsigned int ch_update_cnt[MT8365_CM_UPDATA_CNT_SET];
        int i;

        /* calculate cm update cnt
         * total_cnt = clk / fs, clk is 26m or 24m or 22m
         * div_cnt = total_cnt / ch_pair, max ch 16ch ,2ch is a set
         * best_cnt < div_cnt ,we set best_cnt = div_cnt -10
         * ch01 = best_cnt, ch23 = 2* ch01_up_cnt
         * ch45 = 3* ch01_up_cnt ...ch1415 = 8* ch01_up_cnt
         */

        if (cmNum == MT8365_CM1) {
                total_cnt = MT8365_CLK_26M / rate;
        } else if (cmNum == MT8365_CM2) {
                if (mt8365_afe_clk_group_48k(rate))
                        total_cnt = MT8365_CLK_24M / rate;
                else
                        total_cnt = MT8365_CLK_22M / rate;
        } else {
                return -1;
        }

        if (channel % 2)
                ch_pair = (channel / 2) + 1;
        else
                ch_pair = channel / 2;

        div_cnt =  total_cnt / ch_pair;
        best_cnt = div_cnt - 10;

        if (best_cnt <= 0)
                return -1;

        for (i = 0; i < ch_pair; i++)
                ch_update_cnt[i] = (i + 1) * best_cnt;

        switch (channel) {
        case 16:
                fallthrough;
        case 15:
                regmap_update_bits(afe->regmap, cm_ctrl_reg[cmNum].con4,
                                   CM_AFE_CM_UPDATE_CNT2_MASK,
                                   CM_AFE_CM_UPDATE_CNT2(ch_update_cnt[7]));
                fallthrough;
        case 14:
                fallthrough;
        case 13:
                regmap_update_bits(afe->regmap, cm_ctrl_reg[cmNum].con4,
                                   CM_AFE_CM_UPDATE_CNT1_MASK,
                                   CM_AFE_CM_UPDATE_CNT1(ch_update_cnt[6]));
                fallthrough;
        case 12:
                fallthrough;
        case 11:
                regmap_update_bits(afe->regmap, cm_ctrl_reg[cmNum].con3,
                                   CM_AFE_CM_UPDATE_CNT2_MASK,
                                   CM_AFE_CM_UPDATE_CNT2(ch_update_cnt[5]));
                fallthrough;
        case 10:
                fallthrough;
        case 9:
                regmap_update_bits(afe->regmap, cm_ctrl_reg[cmNum].con3,
                                   CM_AFE_CM_UPDATE_CNT1_MASK,
                                   CM_AFE_CM_UPDATE_CNT1(ch_update_cnt[4]));
                fallthrough;
        case 8:
                fallthrough;
        case 7:
                regmap_update_bits(afe->regmap, cm_ctrl_reg[cmNum].con2,
                                   CM_AFE_CM_UPDATE_CNT2_MASK,
                                   CM_AFE_CM_UPDATE_CNT2(ch_update_cnt[3]));
                fallthrough;
        case 6:
                fallthrough;
        case 5:
                regmap_update_bits(afe->regmap, cm_ctrl_reg[cmNum].con2,
                                   CM_AFE_CM_UPDATE_CNT1_MASK,
                                   CM_AFE_CM_UPDATE_CNT1(ch_update_cnt[2]));
                fallthrough;
        case 4:
                fallthrough;
        case 3:
                regmap_update_bits(afe->regmap, cm_ctrl_reg[cmNum].con1,
                                   CM_AFE_CM_UPDATE_CNT2_MASK,
                                   CM_AFE_CM_UPDATE_CNT2(ch_update_cnt[1]));
                fallthrough;
        case 2:
                fallthrough;
        case 1:
                regmap_update_bits(afe->regmap, cm_ctrl_reg[cmNum].con1,
                                   CM_AFE_CM_UPDATE_CNT1_MASK,
                                   CM_AFE_CM_UPDATE_CNT1(ch_update_cnt[0]));
                break;
        default:
                return -1;
        }

        return 0;
}

static int mt8365_afe_configure_cm(struct mtk_base_afe *afe,
                                   enum mt8365_cm_num cmNum,
                                   unsigned int channels,
                                   unsigned int rate)
{
        unsigned int val, mask;
        unsigned int fs = mt8365_afe_fs_timing(rate);

        val = FIELD_PREP(CM_AFE_CM_CH_NUM_MASK, (channels - 1)) |
              FIELD_PREP(CM_AFE_CM_START_DATA_MASK, 0);

        mask = CM_AFE_CM_CH_NUM_MASK |
               CM_AFE_CM_START_DATA_MASK;

        if (cmNum == MT8365_CM1) {
                val |= FIELD_PREP(CM_AFE_CM1_IN_MODE_MASK, fs);

                mask |= CM_AFE_CM1_VUL_SEL |
                        CM_AFE_CM1_IN_MODE_MASK;
        } else if (cmNum == MT8365_CM2) {
                if (mt8365_afe_clk_group_48k(rate))
                        val |= FIELD_PREP(CM_AFE_CM2_CLK_SEL, 0);
                else
                        val |= FIELD_PREP(CM_AFE_CM2_CLK_SEL, 1);

                val |= FIELD_PREP(CM_AFE_CM2_TDM_SEL, 1);

                mask |= CM_AFE_CM2_TDM_SEL |
                        CM_AFE_CM1_IN_MODE_MASK |
                        CM_AFE_CM2_CLK_SEL;

                mt8365_afe_cm2_mux_conn(afe);
        } else {
                return -1;
        }

        regmap_update_bits(afe->regmap, cm_ctrl_reg[cmNum].con0, mask, val);

        mt8365_afe_get_cm_update_cnt(afe, cmNum, rate, channels);

        return 0;
}

static int mt8365_afe_fe_startup(struct snd_pcm_substream *substream,
                                 struct snd_soc_dai *dai)
{
        struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream);
        struct mtk_base_afe *afe = snd_soc_dai_get_drvdata(dai);
        struct snd_pcm_runtime *runtime = substream->runtime;
        int memif_num = snd_soc_rtd_to_cpu(rtd, 0)->id;
        struct mtk_base_afe_memif *memif = &afe->memif[memif_num];
        int ret;

        memif->substream = substream;

        snd_pcm_hw_constraint_step(substream->runtime, 0,
                                   SNDRV_PCM_HW_PARAM_BUFFER_BYTES, 16);

        snd_soc_set_runtime_hwparams(substream, afe->mtk_afe_hardware);

        ret = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS);
        if (ret < 0)
                dev_err(afe->dev, "snd_pcm_hw_constraint_integer failed\n");

        mt8365_afe_enable_main_clk(afe);
        return ret;
}

static void mt8365_afe_fe_shutdown(struct snd_pcm_substream *substream,
                                   struct snd_soc_dai *dai)
{
        struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream);
        struct mtk_base_afe *afe = snd_soc_dai_get_drvdata(dai);
        int memif_num = snd_soc_rtd_to_cpu(rtd, 0)->id;
        struct mtk_base_afe_memif *memif = &afe->memif[memif_num];

        memif->substream = NULL;

        mt8365_afe_disable_main_clk(afe);
}

static int mt8365_afe_fe_hw_params(struct snd_pcm_substream *substream,
                                   struct snd_pcm_hw_params *params,
                                   struct snd_soc_dai *dai)
{
        struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream);
        struct mtk_base_afe *afe = snd_soc_dai_get_drvdata(dai);
        struct mt8365_afe_private *afe_priv = afe->platform_priv;
        struct mt8365_control_data *ctrl_data = &afe_priv->ctrl_data;
        int dai_id = snd_soc_rtd_to_cpu(rtd, 0)->id;
        struct mtk_base_afe_memif *memif = &afe->memif[dai_id];
        struct mt8365_fe_dai_data *fe_data = &afe_priv->fe_data[dai_id];
        size_t request_size = params_buffer_bytes(params);
        unsigned int channels = params_channels(params);
        unsigned int rate = params_rate(params);
        unsigned int base_end_offset = 8;
        int ret, fs;

        dev_info(afe->dev, "%s %s period = %d rate = %d channels = %d\n",
                 __func__, memif->data->name, params_period_size(params),
                 rate, channels);

        if (dai_id == MT8365_AFE_MEMIF_VUL2) {
                if (!ctrl_data->bypass_cm1)
                        /* configure cm1 */
                        mt8365_afe_configure_cm(afe, MT8365_CM1,
                                                channels, rate);
                else
                        regmap_update_bits(afe->regmap, AFE_CM1_CON0,
                                           CM_AFE_CM1_VUL_SEL,
                                           CM_AFE_CM1_VUL_SEL);
        } else if (dai_id == MT8365_AFE_MEMIF_TDM_IN) {
                if (!ctrl_data->bypass_cm2)
                        /* configure cm2 */
                        mt8365_afe_configure_cm(afe, MT8365_CM2,
                                                channels, rate);
                else
                        regmap_update_bits(afe->regmap, AFE_CM2_CON0,
                                           CM_AFE_CM2_TDM_SEL,
                                           ~CM_AFE_CM2_TDM_SEL);

                base_end_offset = 4;
        }

        if (request_size > fe_data->sram_size) {
                ret = snd_pcm_lib_malloc_pages(substream, request_size);
                if (ret < 0) {
                        dev_err(afe->dev,
                                "%s %s malloc pages %zu bytes failed %d\n",
                                __func__, memif->data->name, request_size, ret);
                        return ret;
                }

                fe_data->use_sram = false;

                mt8365_afe_emi_clk_on(afe);
        } else {
                struct snd_dma_buffer *dma_buf = &substream->dma_buffer;

                dma_buf->dev.type = SNDRV_DMA_TYPE_DEV;
                dma_buf->dev.dev = substream->pcm->card->dev;
                dma_buf->area = (unsigned char *)fe_data->sram_vir_addr;
                dma_buf->addr = fe_data->sram_phy_addr;
                dma_buf->bytes = request_size;
                snd_pcm_set_runtime_buffer(substream, dma_buf);

                fe_data->use_sram = true;
        }

        memif->phys_buf_addr = lower_32_bits(substream->runtime->dma_addr);
        memif->buffer_size = substream->runtime->dma_bytes;

        /* start */
        regmap_write(afe->regmap, memif->data->reg_ofs_base,
                     memif->phys_buf_addr);
        /* end */
        regmap_write(afe->regmap,
                     memif->data->reg_ofs_base + base_end_offset,
                     memif->phys_buf_addr + memif->buffer_size - 1);

        /* set channel */
        if (memif->data->mono_shift >= 0) {
                unsigned int mono = (params_channels(params) == 1) ? 1 : 0;

                if (memif->data->mono_reg < 0)
                        dev_info(afe->dev, "%s mono_reg is NULL\n", __func__);
                else
                        regmap_update_bits(afe->regmap, memif->data->mono_reg,
                                           1 << memif->data->mono_shift,
                                           mono << memif->data->mono_shift);
        }

        /* set rate */
        if (memif->data->fs_shift < 0)
                return 0;

        fs = afe->memif_fs(substream, params_rate(params));

        if (fs < 0)
                return -EINVAL;

        if (memif->data->fs_reg < 0)
                dev_info(afe->dev, "%s fs_reg is NULL\n", __func__);
        else
                regmap_update_bits(afe->regmap, memif->data->fs_reg,
                                   memif->data->fs_maskbit << memif->data->fs_shift,
                                   fs << memif->data->fs_shift);

        return 0;
}

static int mt8365_afe_fe_hw_free(struct snd_pcm_substream *substream,
                                 struct snd_soc_dai *dai)
{
        struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream);
        struct mtk_base_afe *afe = snd_soc_dai_get_drvdata(dai);
        struct mt8365_afe_private *afe_priv = afe->platform_priv;
        int dai_id = snd_soc_rtd_to_cpu(rtd, 0)->id;
        struct mt8365_fe_dai_data *fe_data = &afe_priv->fe_data[dai_id];
        int ret = 0;

        if (fe_data->use_sram) {
                snd_pcm_set_runtime_buffer(substream, NULL);
        } else {
                ret = snd_pcm_lib_free_pages(substream);

                mt8365_afe_emi_clk_off(afe);
        }

        return ret;
}

static int mt8365_afe_fe_prepare(struct snd_pcm_substream *substream,
                                 struct snd_soc_dai *dai)
{
        struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream);
        struct mtk_base_afe *afe = snd_soc_dai_get_drvdata(dai);
        int dai_id = snd_soc_rtd_to_cpu(rtd, 0)->id;
        struct mtk_base_afe_memif *memif = &afe->memif[dai_id];

        /* set format */
        if (memif->data->hd_reg >= 0) {
                switch (substream->runtime->format) {
                case SNDRV_PCM_FORMAT_S16_LE:
                        regmap_update_bits(afe->regmap, memif->data->hd_reg,
                                           3 << memif->data->hd_shift,
                                           0 << memif->data->hd_shift);
                        break;
                case SNDRV_PCM_FORMAT_S32_LE:
                        regmap_update_bits(afe->regmap, memif->data->hd_reg,
                                           3 << memif->data->hd_shift,
                                           3 << memif->data->hd_shift);

                        if (dai_id == MT8365_AFE_MEMIF_TDM_IN) {
                                regmap_update_bits(afe->regmap,
                                                   memif->data->hd_reg,
                                                   3 << memif->data->hd_shift,
                                                   1 << memif->data->hd_shift);
                                regmap_update_bits(afe->regmap,
                                                   memif->data->hd_reg,
                                                   1 << memif->data->hd_align_mshift,
                                                   1 << memif->data->hd_align_mshift);
                        }
                        break;
                case SNDRV_PCM_FORMAT_S24_LE:
                        regmap_update_bits(afe->regmap, memif->data->hd_reg,
                                           3 << memif->data->hd_shift,
                                           1 << memif->data->hd_shift);
                        break;
                default:
                        return -EINVAL;
                }
        }

        mt8365_afe_irq_direction_enable(afe, memif->irq_usage,
                                        MT8365_AFE_IRQ_DIR_MCU);

        return 0;
}

static int mt8365_afe_fe_trigger(struct snd_pcm_substream *substream, int cmd,
                                 struct snd_soc_dai *dai)
{
        struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream);
        struct mtk_base_afe *afe = snd_soc_dai_get_drvdata(dai);
        struct mt8365_afe_private *afe_priv = afe->platform_priv;
        int dai_id = snd_soc_rtd_to_cpu(rtd, 0)->id;
        struct mt8365_control_data *ctrl_data = &afe_priv->ctrl_data;

        switch (cmd) {
        case SNDRV_PCM_TRIGGER_START:
        case SNDRV_PCM_TRIGGER_RESUME:
                /* enable channel merge */
                if (dai_id == MT8365_AFE_MEMIF_VUL2 &&
                    !ctrl_data->bypass_cm1) {
                        regmap_update_bits(afe->regmap, AFE_CM1_CON0,
                                           CM_AFE_CM_ON, CM_AFE_CM_ON);
                } else if (dai_id == MT8365_AFE_MEMIF_TDM_IN &&
                           !ctrl_data->bypass_cm2) {
                        regmap_update_bits(afe->regmap, AFE_CM2_CON0,
                                           CM_AFE_CM_ON, CM_AFE_CM_ON);
                }
                break;
        case SNDRV_PCM_TRIGGER_STOP:
        case SNDRV_PCM_TRIGGER_SUSPEND:
                /* disable channel merge */
                if (dai_id == MT8365_AFE_MEMIF_VUL2 &&
                    !ctrl_data->bypass_cm1) {
                        regmap_update_bits(afe->regmap, AFE_CM1_CON0,
                                           CM_AFE_CM_ON, ~CM_AFE_CM_ON);
                } else if (dai_id == MT8365_AFE_MEMIF_TDM_IN &&
                           !ctrl_data->bypass_cm2) {
                        regmap_update_bits(afe->regmap, AFE_CM2_CON0,
                                           CM_AFE_CM_ON, ~CM_AFE_CM_ON);
                }
                break;
        default:
                break;
        }

        return mtk_afe_fe_trigger(substream, cmd, dai);
}

static int mt8365_afe_hw_gain1_startup(struct snd_pcm_substream *substream,
                                       struct snd_soc_dai *dai)
{
        struct mtk_base_afe *afe = snd_soc_dai_get_drvdata(dai);

        mt8365_afe_enable_main_clk(afe);
        return 0;
}

static void mt8365_afe_hw_gain1_shutdown(struct snd_pcm_substream *substream,
                                         struct snd_soc_dai *dai)
{
        struct mtk_base_afe *afe = snd_soc_dai_get_drvdata(dai);
        struct mt8365_afe_private *afe_priv = afe->platform_priv;
        struct mt8365_be_dai_data *be =
                &afe_priv->be_data[dai->id - MT8365_AFE_BACKEND_BASE];

        if (be->prepared[substream->stream]) {
                regmap_update_bits(afe->regmap, AFE_GAIN1_CON0,
                                   AFE_GAIN1_CON0_EN_MASK, 0);
                be->prepared[substream->stream] = false;
        }
        mt8365_afe_disable_main_clk(afe);
}

static int mt8365_afe_hw_gain1_prepare(struct snd_pcm_substream *substream,
                                       struct snd_soc_dai *dai)
{
        struct mtk_base_afe *afe = snd_soc_dai_get_drvdata(dai);
        struct mt8365_afe_private *afe_priv = afe->platform_priv;
        struct mt8365_be_dai_data *be =
                &afe_priv->be_data[dai->id - MT8365_AFE_BACKEND_BASE];

        int fs;
        unsigned int val1 = 0, val2 = 0;

        if (be->prepared[substream->stream]) {
                dev_info(afe->dev, "%s prepared already\n", __func__);
                return 0;
        }

        fs = mt8365_afe_fs_timing(substream->runtime->rate);
        regmap_update_bits(afe->regmap, AFE_GAIN1_CON0,
                           AFE_GAIN1_CON0_MODE_MASK, (unsigned int)fs << 4);

        regmap_read(afe->regmap, AFE_GAIN1_CON1, &val1);
        regmap_read(afe->regmap, AFE_GAIN1_CUR, &val2);
        if ((val1 & AFE_GAIN1_CON1_MASK) != (val2 & AFE_GAIN1_CUR_MASK))
                regmap_update_bits(afe->regmap, AFE_GAIN1_CUR,
                                   AFE_GAIN1_CUR_MASK, val1);

        regmap_update_bits(afe->regmap, AFE_GAIN1_CON0,
                           AFE_GAIN1_CON0_EN_MASK, 1);
        be->prepared[substream->stream] = true;

        return 0;
}

static const struct snd_pcm_hardware mt8365_hostless_hardware = {
        .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
                 SNDRV_PCM_INFO_MMAP_VALID),
        .period_bytes_min = 256,
        .period_bytes_max = 4 * 48 * 1024,
        .periods_min = 2,
        .periods_max = 256,
        .buffer_bytes_max = 8 * 48 * 1024,
        .fifo_size = 0,
};

/* dai ops */
static int mtk_dai_hostless_startup(struct snd_pcm_substream *substream,
                                    struct snd_soc_dai *dai)
{
        struct mtk_base_afe *afe = snd_soc_dai_get_drvdata(dai);
        struct snd_pcm_runtime *runtime = substream->runtime;
        int ret;

        snd_soc_set_runtime_hwparams(substream, &mt8365_hostless_hardware);

        ret = snd_pcm_hw_constraint_integer(runtime,
                                            SNDRV_PCM_HW_PARAM_PERIODS);
        if (ret < 0)
                dev_err(afe->dev, "snd_pcm_hw_constraint_integer failed\n");
        return ret;
}

/* FE DAIs */
static const struct snd_soc_dai_ops mt8365_afe_fe_dai_ops = {
        .startup        = mt8365_afe_fe_startup,
        .shutdown       = mt8365_afe_fe_shutdown,
        .hw_params      = mt8365_afe_fe_hw_params,
        .hw_free        = mt8365_afe_fe_hw_free,
        .prepare        = mt8365_afe_fe_prepare,
        .trigger        = mt8365_afe_fe_trigger,
};

static const struct snd_soc_dai_ops mt8365_dai_hostless_ops = {
        .startup = mtk_dai_hostless_startup,
};

static const struct snd_soc_dai_ops mt8365_afe_hw_gain1_ops = {
        .startup        = mt8365_afe_hw_gain1_startup,
        .shutdown       = mt8365_afe_hw_gain1_shutdown,
        .prepare        = mt8365_afe_hw_gain1_prepare,
};

static struct snd_soc_dai_driver mt8365_memif_dai_driver[] = {
        /* FE DAIs: memory intefaces to CPU */
        {
                .name = "DL1",
                .id = MT8365_AFE_MEMIF_DL1,
                .playback = {
                        .stream_name = "DL1",
                        .channels_min = 1,
                        .channels_max = 2,
                        .rates = SNDRV_PCM_RATE_8000_192000,
                        .formats = SNDRV_PCM_FMTBIT_S16_LE |
                                   SNDRV_PCM_FMTBIT_S32_LE,
                },
                .ops = &mt8365_afe_fe_dai_ops,
        }, {
                .name = "DL2",
                .id = MT8365_AFE_MEMIF_DL2,
                .playback = {
                        .stream_name = "DL2",
                        .channels_min = 1,
                        .channels_max = 2,
                        .rates = SNDRV_PCM_RATE_8000_192000,
                        .formats = SNDRV_PCM_FMTBIT_S16_LE |
                                   SNDRV_PCM_FMTBIT_S32_LE,
                },
                .ops = &mt8365_afe_fe_dai_ops,
        }, {
                .name = "TDM_OUT",
                .id = MT8365_AFE_MEMIF_TDM_OUT,
                .playback = {
                        .stream_name = "TDM_OUT",
                        .channels_min = 1,
                        .channels_max = 8,
                        .rates = SNDRV_PCM_RATE_8000_192000,
                        .formats = SNDRV_PCM_FMTBIT_S16_LE |
                                   SNDRV_PCM_FMTBIT_S32_LE,
                },
                .ops = &mt8365_afe_fe_dai_ops,
        }, {
                .name = "AWB",
                .id = MT8365_AFE_MEMIF_AWB,
                .capture = {
                        .stream_name = "AWB",
                        .channels_min = 1,
                        .channels_max = 2,
                        .rates = SNDRV_PCM_RATE_8000_192000,
                        .formats = SNDRV_PCM_FMTBIT_S16_LE |
                                   SNDRV_PCM_FMTBIT_S32_LE,
                },
                .ops = &mt8365_afe_fe_dai_ops,
        }, {
                .name = "VUL",
                .id = MT8365_AFE_MEMIF_VUL,
                .capture = {
                        .stream_name = "VUL",
                        .channels_min = 1,
                        .channels_max = 2,
                        .rates = SNDRV_PCM_RATE_8000_192000,
                        .formats = SNDRV_PCM_FMTBIT_S16_LE |
                                   SNDRV_PCM_FMTBIT_S32_LE,
                },
                .ops = &mt8365_afe_fe_dai_ops,
        }, {
                .name = "VUL2",
                .id = MT8365_AFE_MEMIF_VUL2,
                .capture = {
                        .stream_name = "VUL2",
                        .channels_min = 1,
                        .channels_max = 16,
                        .rates = SNDRV_PCM_RATE_8000_192000,
                        .formats = SNDRV_PCM_FMTBIT_S16_LE |
                                   SNDRV_PCM_FMTBIT_S32_LE,
                },
                .ops = &mt8365_afe_fe_dai_ops,
        }, {
                .name = "VUL3",
                .id = MT8365_AFE_MEMIF_VUL3,
                .capture = {
                        .stream_name = "VUL3",
                        .channels_min = 1,
                        .channels_max = 2,
                        .rates = SNDRV_PCM_RATE_8000_192000,
                        .formats = SNDRV_PCM_FMTBIT_S16_LE |
                                   SNDRV_PCM_FMTBIT_S32_LE,
                },
                .ops = &mt8365_afe_fe_dai_ops,
        }, {
                .name = "TDM_IN",
                .id = MT8365_AFE_MEMIF_TDM_IN,
                .capture = {
                        .stream_name = "TDM_IN",
                        .channels_min = 1,
                        .channels_max = 16,
                        .rates = SNDRV_PCM_RATE_8000_192000,
                        .formats = SNDRV_PCM_FMTBIT_S16_LE |
                                   SNDRV_PCM_FMTBIT_S32_LE,
                },
                .ops = &mt8365_afe_fe_dai_ops,
        }, {
                .name = "Hostless FM DAI",
                .id = MT8365_AFE_IO_VIRTUAL_FM,
                .playback = {
                        .stream_name = "Hostless FM DL",
                        .channels_min = 1,
                        .channels_max = 2,
                        .rates = SNDRV_PCM_RATE_8000_192000,
                        .formats = SNDRV_PCM_FMTBIT_S16_LE |
                                          SNDRV_PCM_FMTBIT_S24_LE |
                                           SNDRV_PCM_FMTBIT_S32_LE,
                },
                .capture = {
                        .stream_name = "Hostless FM UL",
                        .channels_min = 1,
                        .channels_max = 2,
                        .rates = SNDRV_PCM_RATE_8000_192000,
                        .formats = SNDRV_PCM_FMTBIT_S16_LE |
                                          SNDRV_PCM_FMTBIT_S24_LE |
                                           SNDRV_PCM_FMTBIT_S32_LE,
                },
                .ops = &mt8365_dai_hostless_ops,
        }, {
                .name = "HW_GAIN1",
                .id = MT8365_AFE_IO_HW_GAIN1,
                .playback = {
                        .stream_name = "HW Gain 1 In",
                        .channels_min = 1,
                        .channels_max = 2,
                        .rates = SNDRV_PCM_RATE_8000_192000,
                        .formats = SNDRV_PCM_FMTBIT_S16_LE |
                                   SNDRV_PCM_FMTBIT_S24_LE |
                                   SNDRV_PCM_FMTBIT_S32_LE,
                },
                .capture = {
                        .stream_name = "HW Gain 1 Out",
                        .channels_min = 1,
                        .channels_max = 2,
                        .rates = SNDRV_PCM_RATE_8000_192000,
                        .formats = SNDRV_PCM_FMTBIT_S16_LE |
                                   SNDRV_PCM_FMTBIT_S24_LE |
                                   SNDRV_PCM_FMTBIT_S32_LE,
                },
                .ops = &mt8365_afe_hw_gain1_ops,
                .symmetric_rate = 1,
                .symmetric_channels = 1,
                .symmetric_sample_bits = 1,
        },
};

static const struct snd_kcontrol_new mt8365_afe_o00_mix[] = {
        SOC_DAPM_SINGLE_AUTODISABLE("I05 Switch", AFE_CONN0, 5, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I07 Switch", AFE_CONN0, 7, 1, 0),
};

static const struct snd_kcontrol_new mt8365_afe_o01_mix[] = {
        SOC_DAPM_SINGLE_AUTODISABLE("I06 Switch", AFE_CONN1, 6, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I08 Switch", AFE_CONN1, 8, 1, 0),
};

static const struct snd_kcontrol_new mt8365_afe_o03_mix[] = {
        SOC_DAPM_SINGLE_AUTODISABLE("I05 Switch", AFE_CONN3, 5, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I07 Switch", AFE_CONN3, 7, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I00 Switch", AFE_CONN3, 0, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I10 Switch", AFE_CONN3, 10, 1, 0),
};

static const struct snd_kcontrol_new mt8365_afe_o04_mix[] = {
        SOC_DAPM_SINGLE_AUTODISABLE("I06 Switch", AFE_CONN4, 6, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I08 Switch", AFE_CONN4, 8, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I01 Switch", AFE_CONN4, 1, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I11 Switch", AFE_CONN4, 11, 1, 0),
};

static const struct snd_kcontrol_new mt8365_afe_o05_mix[] = {
        SOC_DAPM_SINGLE_AUTODISABLE("I00 Switch", AFE_CONN5, 0, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I03 Switch", AFE_CONN5, 3, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I05 Switch", AFE_CONN5, 5, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I07 Switch", AFE_CONN5, 7, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I09 Switch", AFE_CONN5, 9, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I14 Switch", AFE_CONN5, 14, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I16 Switch", AFE_CONN5, 16, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I18 Switch", AFE_CONN5, 18, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I20 Switch", AFE_CONN5, 20, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I23 Switch", AFE_CONN5, 23, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I10L Switch", AFE_CONN5, 10, 1, 0),
};

static const struct snd_kcontrol_new mt8365_afe_o06_mix[] = {
        SOC_DAPM_SINGLE_AUTODISABLE("I01 Switch", AFE_CONN6, 1, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I04 Switch", AFE_CONN6, 4, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I06 Switch", AFE_CONN6, 6, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I08 Switch", AFE_CONN6, 8, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I22 Switch", AFE_CONN6, 22, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I15 Switch", AFE_CONN6, 15, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I17 Switch", AFE_CONN6, 17, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I19 Switch", AFE_CONN6, 19, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I21 Switch", AFE_CONN6, 21, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I24 Switch", AFE_CONN6, 24, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I11L Switch", AFE_CONN6, 11, 1, 0),
};

static const struct snd_kcontrol_new mt8365_afe_o07_mix[] = {
        SOC_DAPM_SINGLE_AUTODISABLE("I05 Switch", AFE_CONN7, 5, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I07 Switch", AFE_CONN7, 7, 1, 0),
};

static const struct snd_kcontrol_new mt8365_afe_o08_mix[] = {
        SOC_DAPM_SINGLE_AUTODISABLE("I06 Switch", AFE_CONN8, 6, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I08 Switch", AFE_CONN8, 8, 1, 0),
};

static const struct snd_kcontrol_new mt8365_afe_o09_mix[] = {
        SOC_DAPM_SINGLE_AUTODISABLE("I00 Switch", AFE_CONN9, 0, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I03 Switch", AFE_CONN9, 3, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I09 Switch", AFE_CONN9, 9, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I14 Switch", AFE_CONN9, 14, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I16 Switch", AFE_CONN9, 16, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I18 Switch", AFE_CONN9, 18, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I20 Switch", AFE_CONN9, 20, 1, 0),
};

static const struct snd_kcontrol_new mt8365_afe_o10_mix[] = {
        SOC_DAPM_SINGLE_AUTODISABLE("I01 Switch", AFE_CONN10, 1, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I04 Switch", AFE_CONN10, 4, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I22 Switch", AFE_CONN10, 22, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I15 Switch", AFE_CONN10, 15, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I17 Switch", AFE_CONN10, 17, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I19 Switch", AFE_CONN10, 19, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I21 Switch", AFE_CONN10, 21, 1, 0),
};

static const struct snd_kcontrol_new mt8365_afe_o11_mix[] = {
        SOC_DAPM_SINGLE_AUTODISABLE("I00 Switch", AFE_CONN11, 0, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I03 Switch", AFE_CONN11, 3, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I09 Switch", AFE_CONN11, 9, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I14 Switch", AFE_CONN11, 14, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I16 Switch", AFE_CONN11, 16, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I18 Switch", AFE_CONN11, 18, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I20 Switch", AFE_CONN11, 20, 1, 0),
};

static const struct snd_kcontrol_new mt8365_afe_o12_mix[] = {
        SOC_DAPM_SINGLE_AUTODISABLE("I01 Switch", AFE_CONN12, 1, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I04 Switch", AFE_CONN12, 4, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I22 Switch", AFE_CONN12, 22, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I15 Switch", AFE_CONN12, 15, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I17 Switch", AFE_CONN12, 17, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I19 Switch", AFE_CONN12, 19, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I21 Switch", AFE_CONN12, 21, 1, 0),
};

static const struct snd_kcontrol_new mt8365_afe_o13_mix[] = {
        SOC_DAPM_SINGLE_AUTODISABLE("I00 Switch", AFE_CONN13, 0, 1, 0),
};

static const struct snd_kcontrol_new mt8365_afe_o14_mix[] = {
        SOC_DAPM_SINGLE_AUTODISABLE("I01 Switch", AFE_CONN14, 1, 1, 0),
};

static const struct snd_kcontrol_new mt8365_afe_o15_mix[] = {
};

static const struct snd_kcontrol_new mt8365_afe_o16_mix[] = {
};

static const struct snd_kcontrol_new mt8365_afe_o17_mix[] = {
        SOC_DAPM_SINGLE_AUTODISABLE("I03 Switch", AFE_CONN17, 3, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I14 Switch", AFE_CONN17, 14, 1, 0),
};

static const struct snd_kcontrol_new mt8365_afe_o18_mix[] = {
        SOC_DAPM_SINGLE_AUTODISABLE("I04 Switch", AFE_CONN18, 4, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I15 Switch", AFE_CONN18, 15, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I23 Switch", AFE_CONN18, 23, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I25 Switch", AFE_CONN18, 25, 1, 0),
};

static const struct snd_kcontrol_new mt8365_afe_o19_mix[] = {
        SOC_DAPM_SINGLE_AUTODISABLE("I04 Switch", AFE_CONN19, 4, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I16 Switch", AFE_CONN19, 16, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I23 Switch", AFE_CONN19, 23, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I24 Switch", AFE_CONN19, 24, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I25 Switch", AFE_CONN19, 25, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I26 Switch", AFE_CONN19, 26, 1, 0),
};

static const struct snd_kcontrol_new mt8365_afe_o20_mix[] = {
        SOC_DAPM_SINGLE_AUTODISABLE("I17 Switch", AFE_CONN20, 17, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I24 Switch", AFE_CONN20, 24, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I26 Switch", AFE_CONN20, 26, 1, 0),
};

static const struct snd_kcontrol_new mt8365_afe_o21_mix[] = {
        SOC_DAPM_SINGLE_AUTODISABLE("I18 Switch", AFE_CONN21, 18, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I23 Switch", AFE_CONN21, 23, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I25 Switch", AFE_CONN21, 25, 1, 0),
};

static const struct snd_kcontrol_new mt8365_afe_o22_mix[] = {
        SOC_DAPM_SINGLE_AUTODISABLE("I19 Switch", AFE_CONN22, 19, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I24 Switch", AFE_CONN22, 24, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I26 Switch", AFE_CONN22, 26, 1, 0),
};

static const struct snd_kcontrol_new mt8365_afe_o23_mix[] = {
        SOC_DAPM_SINGLE_AUTODISABLE("I20 Switch", AFE_CONN23, 20, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I23 Switch", AFE_CONN23, 23, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I25 Switch", AFE_CONN23, 25, 1, 0),
};

static const struct snd_kcontrol_new mt8365_afe_o24_mix[] = {
        SOC_DAPM_SINGLE_AUTODISABLE("I21 Switch", AFE_CONN24, 21, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I24 Switch", AFE_CONN24, 24, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I26 Switch", AFE_CONN24, 26, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I23 Switch", AFE_CONN24, 23, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I25 Switch", AFE_CONN24, 25, 1, 0),
};

static const struct snd_kcontrol_new mt8365_afe_o25_mix[] = {
        SOC_DAPM_SINGLE_AUTODISABLE("I27 Switch", AFE_CONN25, 27, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I23 Switch", AFE_CONN25, 23, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I25 Switch", AFE_CONN25, 25, 1, 0),
};

static const struct snd_kcontrol_new mt8365_afe_o26_mix[] = {
        SOC_DAPM_SINGLE_AUTODISABLE("I28 Switch", AFE_CONN26, 28, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I24 Switch", AFE_CONN26, 24, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I26 Switch", AFE_CONN26, 26, 1, 0),
};

static const struct snd_kcontrol_new mt8365_afe_o27_mix[] = {
        SOC_DAPM_SINGLE_AUTODISABLE("I05 Switch", AFE_CONN27, 5, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I07 Switch", AFE_CONN27, 7, 1, 0),
};

static const struct snd_kcontrol_new mt8365_afe_o28_mix[] = {
        SOC_DAPM_SINGLE_AUTODISABLE("I06 Switch", AFE_CONN28, 6, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I08 Switch", AFE_CONN28, 8, 1, 0),
};

static const struct snd_kcontrol_new mt8365_afe_o29_mix[] = {
        SOC_DAPM_SINGLE_AUTODISABLE("I05 Switch", AFE_CONN29, 5, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I07 Switch", AFE_CONN29, 7, 1, 0),
};

static const struct snd_kcontrol_new mt8365_afe_o30_mix[] = {
        SOC_DAPM_SINGLE_AUTODISABLE("I06 Switch", AFE_CONN30, 6, 1, 0),
        SOC_DAPM_SINGLE_AUTODISABLE("I08 Switch", AFE_CONN30, 8, 1, 0),
};

static const struct snd_kcontrol_new mt8365_afe_o31_mix[] = {
        SOC_DAPM_SINGLE_AUTODISABLE("I29 Switch", AFE_CONN31, 29, 1, 0),
};

static const struct snd_kcontrol_new mt8365_afe_o32_mix[] = {
        SOC_DAPM_SINGLE_AUTODISABLE("I30 Switch", AFE_CONN32, 30, 1, 0),
};

static const struct snd_kcontrol_new mt8365_afe_o33_mix[] = {
        SOC_DAPM_SINGLE_AUTODISABLE("I31 Switch", AFE_CONN33, 31, 1, 0),
};

static const struct snd_kcontrol_new mt8365_afe_o34_mix[] = {
        SOC_DAPM_SINGLE_AUTODISABLE("I32 Switch", AFE_CONN34_1, 0, 1, 0),
};

static const struct snd_kcontrol_new mt8365_afe_o35_mix[] = {
        SOC_DAPM_SINGLE_AUTODISABLE("I33 Switch", AFE_CONN35_1, 1, 1, 0),
};

static const struct snd_kcontrol_new mt8365_afe_o36_mix[] = {
        SOC_DAPM_SINGLE_AUTODISABLE("I34 Switch", AFE_CONN36_1, 2, 1, 0),
};

static const struct snd_kcontrol_new mtk_hw_gain1_in_ch1_mix[] = {
        SOC_DAPM_SINGLE_AUTODISABLE("CONNSYS_I2S_CH1 Switch", AFE_CONN13,
                                    0, 1, 0),
};

static const struct snd_kcontrol_new mtk_hw_gain1_in_ch2_mix[] = {
        SOC_DAPM_SINGLE_AUTODISABLE("CONNSYS_I2S_CH2 Switch", AFE_CONN14,
                                    1, 1, 0),
};

static int mt8365_afe_cm2_io_input_mux_get(struct snd_kcontrol *kcontrol,
                                           struct snd_ctl_elem_value *ucontrol)
{
        ucontrol->value.integer.value[0] = mCM2Input;

        return 0;
}

static int mt8365_afe_cm2_io_input_mux_put(struct snd_kcontrol *kcontrol,
                                           struct snd_ctl_elem_value *ucontrol)
{
        struct snd_soc_dapm_context *dapm = snd_soc_dapm_kcontrol_to_dapm(kcontrol);
        struct snd_soc_component *comp = snd_soc_dapm_to_component(dapm);
        struct mtk_base_afe *afe = snd_soc_component_get_drvdata(comp);
        struct mt8365_afe_private *afe_priv = afe->platform_priv;
        int ret;

        mCM2Input = ucontrol->value.enumerated.item[0];

        afe_priv->cm2_mux_input = mCM2Input;
        ret = snd_soc_dapm_put_enum_double(kcontrol, ucontrol);

        return ret;
}

static const char * const fmhwgain_text[] = {
        "OPEN", "FM_HW_GAIN_IO"
};

static const char * const ain_text[] = {
        "INT ADC", "EXT ADC",
};

static const char * const vul2_in_input_text[] = {
        "VUL2_IN_FROM_O17O18", "VUL2_IN_FROM_CM1",
};

static const char * const mt8365_afe_cm2_mux_text[] = {
        "OPEN", "FROM_GASRC1_OUT", "FROM_GASRC2_OUT", "FROM_TDM_ASRC_OUT",
};

static SOC_ENUM_SINGLE_VIRT_DECL(fmhwgain_enum, fmhwgain_text);
static SOC_ENUM_SINGLE_DECL(ain_enum, AFE_ADDA_TOP_CON0, 0, ain_text);
static SOC_ENUM_SINGLE_VIRT_DECL(vul2_in_input_enum, vul2_in_input_text);
static SOC_ENUM_SINGLE_VIRT_DECL(mt8365_afe_cm2_mux_input_enum,
        mt8365_afe_cm2_mux_text);

static const struct snd_kcontrol_new fmhwgain_mux =
        SOC_DAPM_ENUM("FM HW Gain Source", fmhwgain_enum);

static const struct snd_kcontrol_new ain_mux =
        SOC_DAPM_ENUM("AIN Source", ain_enum);

static const struct snd_kcontrol_new vul2_in_input_mux =
        SOC_DAPM_ENUM("VUL2 Input", vul2_in_input_enum);

static const struct snd_kcontrol_new mt8365_afe_cm2_mux_input_mux =
        SOC_DAPM_ENUM_EXT("CM2_MUX Source", mt8365_afe_cm2_mux_input_enum,
                          mt8365_afe_cm2_io_input_mux_get,
                          mt8365_afe_cm2_io_input_mux_put);

static const struct snd_soc_dapm_widget mt8365_memif_widgets[] = {
        /* inter-connections */
        SND_SOC_DAPM_MIXER("I00", SND_SOC_NOPM, 0, 0, NULL, 0),
        SND_SOC_DAPM_MIXER("I01", SND_SOC_NOPM, 0, 0, NULL, 0),
        SND_SOC_DAPM_MIXER("I03", SND_SOC_NOPM, 0, 0, NULL, 0),
        SND_SOC_DAPM_MIXER("I04", SND_SOC_NOPM, 0, 0, NULL, 0),
        SND_SOC_DAPM_MIXER("I05", SND_SOC_NOPM, 0, 0, NULL, 0),
        SND_SOC_DAPM_MIXER("I06", SND_SOC_NOPM, 0, 0, NULL, 0),
        SND_SOC_DAPM_MIXER("I07", SND_SOC_NOPM, 0, 0, NULL, 0),
        SND_SOC_DAPM_MIXER("I08", SND_SOC_NOPM, 0, 0, NULL, 0),
        SND_SOC_DAPM_MIXER("I05L", SND_SOC_NOPM, 0, 0, NULL, 0),
        SND_SOC_DAPM_MIXER("I06L", SND_SOC_NOPM, 0, 0, NULL, 0),
        SND_SOC_DAPM_MIXER("I07L", SND_SOC_NOPM, 0, 0, NULL, 0),
        SND_SOC_DAPM_MIXER("I08L", SND_SOC_NOPM, 0, 0, NULL, 0),
        SND_SOC_DAPM_MIXER("I09", SND_SOC_NOPM, 0, 0, NULL, 0),
        SND_SOC_DAPM_MIXER("I10", SND_SOC_NOPM, 0, 0, NULL, 0),
        SND_SOC_DAPM_MIXER("I11", SND_SOC_NOPM, 0, 0, NULL, 0),
        SND_SOC_DAPM_MIXER("I10L", SND_SOC_NOPM, 0, 0, NULL, 0),
        SND_SOC_DAPM_MIXER("I11L", SND_SOC_NOPM, 0, 0, NULL, 0),
        SND_SOC_DAPM_MIXER("I12", SND_SOC_NOPM, 0, 0, NULL, 0),
        SND_SOC_DAPM_MIXER("I13", SND_SOC_NOPM, 0, 0, NULL, 0),
        SND_SOC_DAPM_MIXER("I14", SND_SOC_NOPM, 0, 0, NULL, 0),
        SND_SOC_DAPM_MIXER("I15", SND_SOC_NOPM, 0, 0, NULL, 0),
        SND_SOC_DAPM_MIXER("I16", SND_SOC_NOPM, 0, 0, NULL, 0),
        SND_SOC_DAPM_MIXER("I17", SND_SOC_NOPM, 0, 0, NULL, 0),
        SND_SOC_DAPM_MIXER("I18", SND_SOC_NOPM, 0, 0, NULL, 0),
        SND_SOC_DAPM_MIXER("I19", SND_SOC_NOPM, 0, 0, NULL, 0),
        SND_SOC_DAPM_MIXER("I20", SND_SOC_NOPM, 0, 0, NULL, 0),
        SND_SOC_DAPM_MIXER("I21", SND_SOC_NOPM, 0, 0, NULL, 0),
        SND_SOC_DAPM_MIXER("I22", SND_SOC_NOPM, 0, 0, NULL, 0),
        SND_SOC_DAPM_MIXER("I23", SND_SOC_NOPM, 0, 0, NULL, 0),
        SND_SOC_DAPM_MIXER("I24", SND_SOC_NOPM, 0, 0, NULL, 0),
        SND_SOC_DAPM_MIXER("I25", SND_SOC_NOPM, 0, 0, NULL, 0),
        SND_SOC_DAPM_MIXER("I26", SND_SOC_NOPM, 0, 0, NULL, 0),
        SND_SOC_DAPM_MIXER("I27", SND_SOC_NOPM, 0, 0, NULL, 0),
        SND_SOC_DAPM_MIXER("I28", SND_SOC_NOPM, 0, 0, NULL, 0),
        SND_SOC_DAPM_MIXER("I29", SND_SOC_NOPM, 0, 0, NULL, 0),
        SND_SOC_DAPM_MIXER("I30", SND_SOC_NOPM, 0, 0, NULL, 0),
        SND_SOC_DAPM_MIXER("I31", SND_SOC_NOPM, 0, 0, NULL, 0),
        SND_SOC_DAPM_MIXER("I32", SND_SOC_NOPM, 0, 0, NULL, 0),
        SND_SOC_DAPM_MIXER("I33", SND_SOC_NOPM, 0, 0, NULL, 0),
        SND_SOC_DAPM_MIXER("I34", SND_SOC_NOPM, 0, 0, NULL, 0),
        SND_SOC_DAPM_MIXER("O00", SND_SOC_NOPM, 0, 0,
                           mt8365_afe_o00_mix, ARRAY_SIZE(mt8365_afe_o00_mix)),
        SND_SOC_DAPM_MIXER("O01", SND_SOC_NOPM, 0, 0,
                           mt8365_afe_o01_mix, ARRAY_SIZE(mt8365_afe_o01_mix)),
        SND_SOC_DAPM_MIXER("O03", SND_SOC_NOPM, 0, 0,
                           mt8365_afe_o03_mix, ARRAY_SIZE(mt8365_afe_o03_mix)),
        SND_SOC_DAPM_MIXER("O04", SND_SOC_NOPM, 0, 0,
                           mt8365_afe_o04_mix, ARRAY_SIZE(mt8365_afe_o04_mix)),
        SND_SOC_DAPM_MIXER("O05", SND_SOC_NOPM, 0, 0,
                           mt8365_afe_o05_mix, ARRAY_SIZE(mt8365_afe_o05_mix)),
        SND_SOC_DAPM_MIXER("O06", SND_SOC_NOPM, 0, 0,
                           mt8365_afe_o06_mix, ARRAY_SIZE(mt8365_afe_o06_mix)),
        SND_SOC_DAPM_MIXER("O07", SND_SOC_NOPM, 0, 0,
                           mt8365_afe_o07_mix, ARRAY_SIZE(mt8365_afe_o07_mix)),
        SND_SOC_DAPM_MIXER("O08", SND_SOC_NOPM, 0, 0,
                           mt8365_afe_o08_mix, ARRAY_SIZE(mt8365_afe_o08_mix)),
        SND_SOC_DAPM_MIXER("O09", SND_SOC_NOPM, 0, 0,
                           mt8365_afe_o09_mix, ARRAY_SIZE(mt8365_afe_o09_mix)),
        SND_SOC_DAPM_MIXER("O10", SND_SOC_NOPM, 0, 0,
                           mt8365_afe_o10_mix, ARRAY_SIZE(mt8365_afe_o10_mix)),
        SND_SOC_DAPM_MIXER("O11", SND_SOC_NOPM, 0, 0,
                           mt8365_afe_o11_mix, ARRAY_SIZE(mt8365_afe_o11_mix)),
        SND_SOC_DAPM_MIXER("O12", SND_SOC_NOPM, 0, 0,
                           mt8365_afe_o12_mix, ARRAY_SIZE(mt8365_afe_o12_mix)),
        SND_SOC_DAPM_MIXER("O13", SND_SOC_NOPM, 0, 0,
                           mt8365_afe_o13_mix, ARRAY_SIZE(mt8365_afe_o13_mix)),
        SND_SOC_DAPM_MIXER("O14", SND_SOC_NOPM, 0, 0,
                           mt8365_afe_o14_mix, ARRAY_SIZE(mt8365_afe_o14_mix)),
        SND_SOC_DAPM_MIXER("O15", SND_SOC_NOPM, 0, 0,
                           mt8365_afe_o15_mix, ARRAY_SIZE(mt8365_afe_o15_mix)),
        SND_SOC_DAPM_MIXER("O16", SND_SOC_NOPM, 0, 0,
                           mt8365_afe_o16_mix, ARRAY_SIZE(mt8365_afe_o16_mix)),
        SND_SOC_DAPM_MIXER("O17", SND_SOC_NOPM, 0, 0,
                           mt8365_afe_o17_mix, ARRAY_SIZE(mt8365_afe_o17_mix)),
        SND_SOC_DAPM_MIXER("O18", SND_SOC_NOPM, 0, 0,
                           mt8365_afe_o18_mix, ARRAY_SIZE(mt8365_afe_o18_mix)),
        SND_SOC_DAPM_MIXER("O19", SND_SOC_NOPM, 0, 0,
                           mt8365_afe_o19_mix, ARRAY_SIZE(mt8365_afe_o19_mix)),
        SND_SOC_DAPM_MIXER("O20", SND_SOC_NOPM, 0, 0,
                           mt8365_afe_o20_mix, ARRAY_SIZE(mt8365_afe_o20_mix)),
        SND_SOC_DAPM_MIXER("O21", SND_SOC_NOPM, 0, 0,
                           mt8365_afe_o21_mix, ARRAY_SIZE(mt8365_afe_o21_mix)),
        SND_SOC_DAPM_MIXER("O22", SND_SOC_NOPM, 0, 0,
                           mt8365_afe_o22_mix, ARRAY_SIZE(mt8365_afe_o22_mix)),
        SND_SOC_DAPM_MIXER("O23", SND_SOC_NOPM, 0, 0,
                           mt8365_afe_o23_mix, ARRAY_SIZE(mt8365_afe_o23_mix)),
        SND_SOC_DAPM_MIXER("O24", SND_SOC_NOPM, 0, 0,
                           mt8365_afe_o24_mix, ARRAY_SIZE(mt8365_afe_o24_mix)),
        SND_SOC_DAPM_MIXER("O25", SND_SOC_NOPM, 0, 0,
                           mt8365_afe_o25_mix, ARRAY_SIZE(mt8365_afe_o25_mix)),
        SND_SOC_DAPM_MIXER("O26", SND_SOC_NOPM, 0, 0,
                           mt8365_afe_o26_mix, ARRAY_SIZE(mt8365_afe_o26_mix)),
        SND_SOC_DAPM_MIXER("O27", SND_SOC_NOPM, 0, 0,
                           mt8365_afe_o27_mix, ARRAY_SIZE(mt8365_afe_o27_mix)),
        SND_SOC_DAPM_MIXER("O28", SND_SOC_NOPM, 0, 0,
                           mt8365_afe_o28_mix, ARRAY_SIZE(mt8365_afe_o28_mix)),
        SND_SOC_DAPM_MIXER("O29", SND_SOC_NOPM, 0, 0,
                           mt8365_afe_o29_mix, ARRAY_SIZE(mt8365_afe_o29_mix)),
        SND_SOC_DAPM_MIXER("O30", SND_SOC_NOPM, 0, 0,
                           mt8365_afe_o30_mix, ARRAY_SIZE(mt8365_afe_o30_mix)),
        SND_SOC_DAPM_MIXER("O31", SND_SOC_NOPM, 0, 0,
                           mt8365_afe_o31_mix, ARRAY_SIZE(mt8365_afe_o31_mix)),
        SND_SOC_DAPM_MIXER("O32", SND_SOC_NOPM, 0, 0,
                           mt8365_afe_o32_mix, ARRAY_SIZE(mt8365_afe_o32_mix)),
        SND_SOC_DAPM_MIXER("O33", SND_SOC_NOPM, 0, 0,
                           mt8365_afe_o33_mix, ARRAY_SIZE(mt8365_afe_o33_mix)),
        SND_SOC_DAPM_MIXER("O34", SND_SOC_NOPM, 0, 0,
                           mt8365_afe_o34_mix, ARRAY_SIZE(mt8365_afe_o34_mix)),
        SND_SOC_DAPM_MIXER("O35", SND_SOC_NOPM, 0, 0,
                           mt8365_afe_o35_mix, ARRAY_SIZE(mt8365_afe_o35_mix)),
        SND_SOC_DAPM_MIXER("O36", SND_SOC_NOPM, 0, 0,
                           mt8365_afe_o36_mix, ARRAY_SIZE(mt8365_afe_o36_mix)),
        SND_SOC_DAPM_MIXER("CM2_Mux IO", SND_SOC_NOPM, 0, 0, NULL, 0),
        SND_SOC_DAPM_MIXER("CM1_IO", SND_SOC_NOPM, 0, 0, NULL, 0),
        SND_SOC_DAPM_MIXER("O17O18", SND_SOC_NOPM, 0, 0, NULL, 0),
        /* inter-connections */
        SND_SOC_DAPM_MIXER("HW_GAIN1_IN_CH1", SND_SOC_NOPM, 0, 0,
                           mtk_hw_gain1_in_ch1_mix,
                           ARRAY_SIZE(mtk_hw_gain1_in_ch1_mix)),
        SND_SOC_DAPM_MIXER("HW_GAIN1_IN_CH2", SND_SOC_NOPM, 0, 0,
                           mtk_hw_gain1_in_ch2_mix,
                           ARRAY_SIZE(mtk_hw_gain1_in_ch2_mix)),

        SND_SOC_DAPM_INPUT("DL Source"),

        SND_SOC_DAPM_MUX("CM2_Mux_IO Input Mux", SND_SOC_NOPM, 0, 0,
                         &mt8365_afe_cm2_mux_input_mux),

        SND_SOC_DAPM_MUX("AIN Mux", SND_SOC_NOPM, 0, 0, &ain_mux),
        SND_SOC_DAPM_MUX("VUL2 Input Mux", SND_SOC_NOPM, 0, 0,
                         &vul2_in_input_mux),

        SND_SOC_DAPM_MUX("FM HW Gain Mux", SND_SOC_NOPM, 0, 0, &fmhwgain_mux),

        SND_SOC_DAPM_INPUT("HW Gain 1 Out Endpoint"),
        SND_SOC_DAPM_OUTPUT("HW Gain 1 In Endpoint"),
};

static const struct snd_soc_dapm_route mt8365_memif_routes[] = {
        /* downlink */
        {"I00", NULL, "2ND I2S Capture"},
        {"I01", NULL, "2ND I2S Capture"},
        {"I05", NULL, "DL1"},
        {"I06", NULL, "DL1"},
        {"I07", NULL, "DL2"},
        {"I08", NULL, "DL2"},

        {"O03", "I05 Switch", "I05"},
        {"O04", "I06 Switch", "I06"},
        {"O00", "I05 Switch", "I05"},
        {"O01", "I06 Switch", "I06"},
        {"O07", "I05 Switch", "I05"},
        {"O08", "I06 Switch", "I06"},
        {"O27", "I05 Switch", "I05"},
        {"O28", "I06 Switch", "I06"},
        {"O29", "I05 Switch", "I05"},
        {"O30", "I06 Switch", "I06"},

        {"O03", "I07 Switch", "I07"},
        {"O04", "I08 Switch", "I08"},
        {"O00", "I07 Switch", "I07"},
        {"O01", "I08 Switch", "I08"},
        {"O07", "I07 Switch", "I07"},
        {"O08", "I08 Switch", "I08"},

        /* uplink */
        {"AWB", NULL, "O05"},
        {"AWB", NULL, "O06"},
        {"VUL", NULL, "O09"},
        {"VUL", NULL, "O10"},
        {"VUL3", NULL, "O11"},
        {"VUL3", NULL, "O12"},

        {"AIN Mux", "EXT ADC", "I2S Capture"},
        {"I03", NULL, "AIN Mux"},
        {"I04", NULL, "AIN Mux"},

        {"HW_GAIN1_IN_CH1", "CONNSYS_I2S_CH1", "Hostless FM DL"},
        {"HW_GAIN1_IN_CH2", "CONNSYS_I2S_CH2", "Hostless FM DL"},

        {"HW Gain 1 In Endpoint", NULL, "HW Gain 1 In"},
        {"HW Gain 1 Out", NULL, "HW Gain 1 Out Endpoint"},
        {"HW Gain 1 In", NULL, "HW_GAIN1_IN_CH1"},
        {"HW Gain 1 In", NULL, "HW_GAIN1_IN_CH2"},

        {"FM HW Gain Mux", "FM_HW_GAIN_IO", "HW Gain 1 Out"},
        {"Hostless FM UL", NULL, "FM HW Gain Mux"},
        {"Hostless FM UL", NULL, "FM 2ND I2S Mux"},

        {"O05", "I05 Switch", "I05L"},
        {"O06", "I06 Switch", "I06L"},
        {"O05", "I07 Switch", "I07L"},
        {"O06", "I08 Switch", "I08L"},

        {"O05", "I03 Switch", "I03"},
        {"O06", "I04 Switch", "I04"},
        {"O05", "I00 Switch", "I00"},
        {"O06", "I01 Switch", "I01"},
        {"O05", "I09 Switch", "I09"},
        {"O06", "I22 Switch", "I22"},
        {"O05", "I14 Switch", "I14"},
        {"O06", "I15 Switch", "I15"},
        {"O05", "I16 Switch", "I16"},
        {"O06", "I17 Switch", "I17"},
        {"O05", "I18 Switch", "I18"},
        {"O06", "I19 Switch", "I19"},
        {"O05", "I20 Switch", "I20"},
        {"O06", "I21 Switch", "I21"},
        {"O05", "I23 Switch", "I23"},
        {"O06", "I24 Switch", "I24"},

        {"O09", "I03 Switch", "I03"},
        {"O10", "I04 Switch", "I04"},
        {"O09", "I00 Switch", "I00"},
        {"O10", "I01 Switch", "I01"},
        {"O09", "I09 Switch", "I09"},
        {"O10", "I22 Switch", "I22"},
        {"O09", "I14 Switch", "I14"},
        {"O10", "I15 Switch", "I15"},
        {"O09", "I16 Switch", "I16"},
        {"O10", "I17 Switch", "I17"},
        {"O09", "I18 Switch", "I18"},
        {"O10", "I19 Switch", "I19"},
        {"O09", "I20 Switch", "I20"},
        {"O10", "I21 Switch", "I21"},

        {"O11", "I03 Switch", "I03"},
        {"O12", "I04 Switch", "I04"},
        {"O11", "I00 Switch", "I00"},
        {"O12", "I01 Switch", "I01"},
        {"O11", "I09 Switch", "I09"},
        {"O12", "I22 Switch", "I22"},
        {"O11", "I14 Switch", "I14"},
        {"O12", "I15 Switch", "I15"},
        {"O11", "I16 Switch", "I16"},
        {"O12", "I17 Switch", "I17"},
        {"O11", "I18 Switch", "I18"},
        {"O12", "I19 Switch", "I19"},
        {"O11", "I20 Switch", "I20"},
        {"O12", "I21 Switch", "I21"},

        /* CM2_Mux*/
        {"CM2_Mux IO", NULL, "CM2_Mux_IO Input Mux"},

        /* VUL2 */
        {"VUL2", NULL, "VUL2 Input Mux"},
        {"VUL2 Input Mux", "VUL2_IN_FROM_O17O18", "O17O18"},
        {"VUL2 Input Mux", "VUL2_IN_FROM_CM1", "CM1_IO"},

        {"O17O18", NULL, "O17"},
        {"O17O18", NULL, "O18"},
        {"CM1_IO", NULL, "O17"},
        {"CM1_IO", NULL, "O18"},
        {"CM1_IO", NULL, "O19"},
        {"CM1_IO", NULL, "O20"},
        {"CM1_IO", NULL, "O21"},
        {"CM1_IO", NULL, "O22"},
        {"CM1_IO", NULL, "O23"},
        {"CM1_IO", NULL, "O24"},
        {"CM1_IO", NULL, "O25"},
        {"CM1_IO", NULL, "O26"},
        {"CM1_IO", NULL, "O31"},
        {"CM1_IO", NULL, "O32"},
        {"CM1_IO", NULL, "O33"},
        {"CM1_IO", NULL, "O34"},
        {"CM1_IO", NULL, "O35"},
        {"CM1_IO", NULL, "O36"},

        {"O17", "I14 Switch", "I14"},
        {"O18", "I15 Switch", "I15"},
        {"O19", "I16 Switch", "I16"},
        {"O20", "I17 Switch", "I17"},
        {"O21", "I18 Switch", "I18"},
        {"O22", "I19 Switch", "I19"},
        {"O23", "I20 Switch", "I20"},
        {"O24", "I21 Switch", "I21"},
        {"O25", "I23 Switch", "I23"},
        {"O26", "I24 Switch", "I24"},
        {"O25", "I25 Switch", "I25"},
        {"O26", "I26 Switch", "I26"},

        {"O17", "I03 Switch", "I03"},
        {"O18", "I04 Switch", "I04"},
        {"O18", "I23 Switch", "I23"},
        {"O18", "I25 Switch", "I25"},
        {"O19", "I04 Switch", "I04"},
        {"O19", "I23 Switch", "I23"},
        {"O19", "I24 Switch", "I24"},
        {"O19", "I25 Switch", "I25"},
        {"O19", "I26 Switch", "I26"},
        {"O20", "I24 Switch", "I24"},
        {"O20", "I26 Switch", "I26"},
        {"O21", "I23 Switch", "I23"},
        {"O21", "I25 Switch", "I25"},
        {"O22", "I24 Switch", "I24"},
        {"O22", "I26 Switch", "I26"},

        {"O23", "I23 Switch", "I23"},
        {"O23", "I25 Switch", "I25"},
        {"O24", "I24 Switch", "I24"},
        {"O24", "I26 Switch", "I26"},
        {"O24", "I23 Switch", "I23"},
        {"O24", "I25 Switch", "I25"},
        {"O13", "I00 Switch", "I00"},
        {"O14", "I01 Switch", "I01"},
        {"O03", "I10 Switch", "I10"},
        {"O04", "I11 Switch", "I11"},
};

static const struct mtk_base_memif_data memif_data[MT8365_AFE_MEMIF_NUM] = {
        {
                .name = "DL1",
                .id = MT8365_AFE_MEMIF_DL1,
                .reg_ofs_base = AFE_DL1_BASE,
                .reg_ofs_cur = AFE_DL1_CUR,
                .fs_reg = AFE_DAC_CON1,
                .fs_shift = 0,
                .fs_maskbit = 0xf,
                .mono_reg = AFE_DAC_CON1,
                .mono_shift = 21,
                .hd_reg = AFE_MEMIF_PBUF_SIZE,
                .hd_shift = 16,
                .enable_reg = AFE_DAC_CON0,
                .enable_shift = 1,
                .msb_reg = -1,
                .msb_shift = -1,
                .agent_disable_reg = -1,
                .agent_disable_shift = -1,
        }, {
                .name = "DL2",
                .id = MT8365_AFE_MEMIF_DL2,
                .reg_ofs_base = AFE_DL2_BASE,
                .reg_ofs_cur = AFE_DL2_CUR,
                .fs_reg = AFE_DAC_CON1,
                .fs_shift = 4,
                .fs_maskbit = 0xf,
                .mono_reg = AFE_DAC_CON1,
                .mono_shift = 22,
                .hd_reg = AFE_MEMIF_PBUF_SIZE,
                .hd_shift = 18,
                .enable_reg = AFE_DAC_CON0,
                .enable_shift = 2,
                .msb_reg = -1,
                .msb_shift = -1,
                .agent_disable_reg = -1,
                .agent_disable_shift = -1,
        }, {
                .name = "TDM OUT",
                .id = MT8365_AFE_MEMIF_TDM_OUT,
                .reg_ofs_base = AFE_HDMI_OUT_BASE,
                .reg_ofs_cur = AFE_HDMI_OUT_CUR,
                .fs_reg = -1,
                .fs_shift = -1,
                .fs_maskbit = -1,
                .mono_reg = -1,
                .mono_shift = -1,
                .hd_reg = AFE_MEMIF_PBUF_SIZE,
                .hd_shift = 28,
                .enable_reg = AFE_HDMI_OUT_CON0,
                .enable_shift = 0,
                .msb_reg = -1,
                .msb_shift = -1,
                .agent_disable_reg = -1,
                .agent_disable_shift = -1,
        }, {
                .name = "AWB",
                .id = MT8365_AFE_MEMIF_AWB,
                .reg_ofs_base = AFE_AWB_BASE,
                .reg_ofs_cur = AFE_AWB_CUR,
                .fs_reg = AFE_DAC_CON1,
                .fs_shift = 12,
                .fs_maskbit = 0xf,
                .mono_reg = AFE_DAC_CON1,
                .mono_shift = 24,
                .hd_reg = AFE_MEMIF_PBUF_SIZE,
                .hd_shift = 20,
                .enable_reg = AFE_DAC_CON0,
                .enable_shift = 6,
                .msb_reg = AFE_MEMIF_MSB,
                .msb_shift = 17,
                .agent_disable_reg = -1,
                .agent_disable_shift = -1,
        }, {
                .name = "VUL",
                .id = MT8365_AFE_MEMIF_VUL,
                .reg_ofs_base = AFE_VUL_BASE,
                .reg_ofs_cur = AFE_VUL_CUR,
                .fs_reg = AFE_DAC_CON1,
                .fs_shift = 16,
                .fs_maskbit = 0xf,
                .mono_reg = AFE_DAC_CON1,
                .mono_shift = 27,
                .hd_reg = AFE_MEMIF_PBUF_SIZE,
                .hd_shift = 22,
                .enable_reg = AFE_DAC_CON0,
                .enable_shift = 3,
                .msb_reg = AFE_MEMIF_MSB,
                .msb_shift = 20,
                .agent_disable_reg = -1,
                .agent_disable_shift = -1,
        }, {
                .name = "VUL2",
                .id = MT8365_AFE_MEMIF_VUL2,
                .reg_ofs_base = AFE_VUL_D2_BASE,
                .reg_ofs_cur = AFE_VUL_D2_CUR,
                .fs_reg = AFE_DAC_CON0,
                .fs_shift = 20,
                .fs_maskbit = 0xf,
                .mono_reg = -1,
                .mono_shift = -1,
                .hd_reg = AFE_MEMIF_PBUF_SIZE,
                .hd_shift = 14,
                .enable_reg = AFE_DAC_CON0,
                .enable_shift = 9,
                .msb_reg = AFE_MEMIF_MSB,
                .msb_shift = 21,
                .agent_disable_reg = -1,
                .agent_disable_shift = -1,
        }, {
                .name = "VUL3",
                .id = MT8365_AFE_MEMIF_VUL3,
                .reg_ofs_base = AFE_VUL3_BASE,
                .reg_ofs_cur = AFE_VUL3_CUR,
                .fs_reg = AFE_DAC_CON1,
                .fs_shift = 8,
                .fs_maskbit = 0xf,
                .mono_reg = AFE_DAC_CON0,
                .mono_shift = 13,
                .hd_reg = AFE_MEMIF_PBUF2_SIZE,
                .hd_shift = 10,
                .enable_reg = AFE_DAC_CON0,
                .enable_shift = 12,
                .msb_reg = AFE_MEMIF_MSB,
                .msb_shift = 27,
                .agent_disable_reg = -1,
                .agent_disable_shift = -1,
        }, {
                .name = "TDM IN",
                .id = MT8365_AFE_MEMIF_TDM_IN,
                .reg_ofs_base = AFE_HDMI_IN_2CH_BASE,
                .reg_ofs_cur = AFE_HDMI_IN_2CH_CUR,
                .fs_reg = -1,
                .fs_shift = -1,
                .fs_maskbit = -1,
                .mono_reg = AFE_HDMI_IN_2CH_CON0,
                .mono_shift = 1,
                .hd_reg = AFE_MEMIF_PBUF2_SIZE,
                .hd_shift = 8,
                .hd_align_mshift = 5,
                .enable_reg = AFE_HDMI_IN_2CH_CON0,
                .enable_shift = 0,
                .msb_reg = AFE_MEMIF_MSB,
                .msb_shift = 28,
                .agent_disable_reg = -1,
                .agent_disable_shift = -1,
        },
};

static const struct mtk_base_irq_data irq_data[MT8365_AFE_IRQ_NUM] = {
        {
                .id = MT8365_AFE_IRQ1,
                .irq_cnt_reg = AFE_IRQ_MCU_CNT1,
                .irq_cnt_shift = 0,
                .irq_cnt_maskbit = 0x3ffff,
                .irq_en_reg = AFE_IRQ_MCU_CON,
                .irq_en_shift = 0,
                .irq_fs_reg = AFE_IRQ_MCU_CON,
                .irq_fs_shift = 4,
                .irq_fs_maskbit = 0xf,
                .irq_clr_reg = AFE_IRQ_MCU_CLR,
                .irq_clr_shift = 0,
        }, {
                .id = MT8365_AFE_IRQ2,
                .irq_cnt_reg = AFE_IRQ_MCU_CNT2,
                .irq_cnt_shift = 0,
                .irq_cnt_maskbit = 0x3ffff,
                .irq_en_reg = AFE_IRQ_MCU_CON,
                .irq_en_shift = 1,
                .irq_fs_reg = AFE_IRQ_MCU_CON,
                .irq_fs_shift = 8,
                .irq_fs_maskbit = 0xf,
                .irq_clr_reg = AFE_IRQ_MCU_CLR,
                .irq_clr_shift = 1,
        }, {
                .id = MT8365_AFE_IRQ3,
                .irq_cnt_reg = AFE_IRQ_MCU_CNT3,
                .irq_cnt_shift = 0,
                .irq_cnt_maskbit = 0x3ffff,
                .irq_en_reg = AFE_IRQ_MCU_CON,
                .irq_en_shift = 2,
                .irq_fs_reg = AFE_IRQ_MCU_CON,
                .irq_fs_shift = 16,
                .irq_fs_maskbit = 0xf,
                .irq_clr_reg = AFE_IRQ_MCU_CLR,
                .irq_clr_shift = 2,
        }, {
                .id = MT8365_AFE_IRQ4,
                .irq_cnt_reg = AFE_IRQ_MCU_CNT4,
                .irq_cnt_shift = 0,
                .irq_cnt_maskbit = 0x3ffff,
                .irq_en_reg = AFE_IRQ_MCU_CON,
                .irq_en_shift = 3,
                .irq_fs_reg = AFE_IRQ_MCU_CON,
                .irq_fs_shift = 20,
                .irq_fs_maskbit = 0xf,
                .irq_clr_reg = AFE_IRQ_MCU_CLR,
                .irq_clr_shift = 3,
        }, {
                .id = MT8365_AFE_IRQ5,
                .irq_cnt_reg = AFE_IRQ_MCU_CNT5,
                .irq_cnt_shift = 0,
                .irq_cnt_maskbit = 0x3ffff,
                .irq_en_reg = AFE_IRQ_MCU_CON2,
                .irq_en_shift = 3,
                .irq_fs_reg = -1,
                .irq_fs_shift = 0,
                .irq_fs_maskbit = 0x0,
                .irq_clr_reg = AFE_IRQ_MCU_CLR,
                .irq_clr_shift = 4,
        }, {
                .id = MT8365_AFE_IRQ6,
                .irq_cnt_reg = -1,
                .irq_cnt_shift = 0,
                .irq_cnt_maskbit = 0x0,
                .irq_en_reg = AFE_IRQ_MCU_CON,
                .irq_en_shift = 13,
                .irq_fs_reg = -1,
                .irq_fs_shift = 0,
                .irq_fs_maskbit = 0x0,
                .irq_clr_reg = AFE_IRQ_MCU_CLR,
                .irq_clr_shift = 5,
        }, {
                .id = MT8365_AFE_IRQ7,
                .irq_cnt_reg = AFE_IRQ_MCU_CNT7,
                .irq_cnt_shift = 0,
                .irq_cnt_maskbit = 0x3ffff,
                .irq_en_reg = AFE_IRQ_MCU_CON,
                .irq_en_shift = 14,
                .irq_fs_reg = AFE_IRQ_MCU_CON,
                .irq_fs_shift = 24,
                .irq_fs_maskbit = 0xf,
                .irq_clr_reg = AFE_IRQ_MCU_CLR,
                .irq_clr_shift = 6,
        }, {
                .id = MT8365_AFE_IRQ8,
                .irq_cnt_reg = AFE_IRQ_MCU_CNT8,
                .irq_cnt_shift = 0,
                .irq_cnt_maskbit = 0x3ffff,
                .irq_en_reg = AFE_IRQ_MCU_CON,
                .irq_en_shift = 15,
                .irq_fs_reg = AFE_IRQ_MCU_CON,
                .irq_fs_shift = 28,
                .irq_fs_maskbit = 0xf,
                .irq_clr_reg = AFE_IRQ_MCU_CLR,
                .irq_clr_shift = 7,
        }, {
                .id = MT8365_AFE_IRQ9,
                .irq_cnt_reg = -1,
                .irq_cnt_shift = 0,
                .irq_cnt_maskbit = 0x0,
                .irq_en_reg = AFE_IRQ_MCU_CON2,
                .irq_en_shift = 2,
                .irq_fs_reg = -1,
                .irq_fs_shift = 0,
                .irq_fs_maskbit = 0x0,
                .irq_clr_reg = AFE_IRQ_MCU_CLR,
                .irq_clr_shift = 8,
        }, {
                .id = MT8365_AFE_IRQ10,
                .irq_cnt_reg = AFE_IRQ_MCU_CNT10,
                .irq_cnt_shift = 0,
                .irq_cnt_maskbit = 0x3ffff,
                .irq_en_reg = AFE_IRQ_MCU_CON2,
                .irq_en_shift = 4,
                .irq_fs_reg = -1,
                .irq_fs_shift = 0,
                .irq_fs_maskbit = 0x0,
                .irq_clr_reg = AFE_IRQ_MCU_CLR,
                .irq_clr_shift = 9,
        },
};

static int memif_specified_irqs[MT8365_AFE_MEMIF_NUM] = {
        [MT8365_AFE_MEMIF_DL1] = MT8365_AFE_IRQ1,
        [MT8365_AFE_MEMIF_DL2] = MT8365_AFE_IRQ2,
        [MT8365_AFE_MEMIF_TDM_OUT] = MT8365_AFE_IRQ5,
        [MT8365_AFE_MEMIF_AWB] = MT8365_AFE_IRQ3,
        [MT8365_AFE_MEMIF_VUL] = MT8365_AFE_IRQ4,
        [MT8365_AFE_MEMIF_VUL2] = MT8365_AFE_IRQ7,
        [MT8365_AFE_MEMIF_VUL3] = MT8365_AFE_IRQ8,
        [MT8365_AFE_MEMIF_TDM_IN] = MT8365_AFE_IRQ10,
};

static const struct regmap_config mt8365_afe_regmap_config = {
        .reg_bits = 32,
        .reg_stride = 4,
        .val_bits = 32,
        .max_register = MAX_REGISTER,
        .cache_type = REGCACHE_NONE,
};

static irqreturn_t mt8365_afe_irq_handler(int irq, void *dev_id)
{
        struct mtk_base_afe *afe = dev_id;
        unsigned int reg_value;
        unsigned int mcu_irq_mask;
        int i, ret;

        ret = regmap_read(afe->regmap, AFE_IRQ_MCU_STATUS, &reg_value);
        if (ret) {
                dev_err_ratelimited(afe->dev, "%s irq status err\n", __func__);
                reg_value = AFE_IRQ_STATUS_BITS;
                goto err_irq;
        }

        ret = regmap_read(afe->regmap, AFE_IRQ_MCU_EN, &mcu_irq_mask);
        if (ret) {
                dev_err_ratelimited(afe->dev, "%s irq mcu_en err\n", __func__);
                reg_value = AFE_IRQ_STATUS_BITS;
                goto err_irq;
        }

        /* only clr cpu irq */
        reg_value &= mcu_irq_mask;

        for (i = 0; i < MT8365_AFE_MEMIF_NUM; i++) {
                struct mtk_base_afe_memif *memif = &afe->memif[i];
                struct mtk_base_afe_irq *mcu_irq;

                if (memif->irq_usage < 0)
                        continue;

                mcu_irq = &afe->irqs[memif->irq_usage];

                if (!(reg_value & (1 << mcu_irq->irq_data->irq_clr_shift)))
                        continue;

                snd_pcm_period_elapsed(memif->substream);
        }

err_irq:
        /* clear irq */
        regmap_write(afe->regmap, AFE_IRQ_MCU_CLR,
                     reg_value & AFE_IRQ_STATUS_BITS);

        return IRQ_HANDLED;
}

static int mt8365_afe_runtime_suspend(struct device *dev)
{
        return 0;
}

static int mt8365_afe_runtime_resume(struct device *dev)
{
        return 0;
}

static int mt8365_afe_suspend(struct device *dev)
{
        struct mtk_base_afe *afe = dev_get_drvdata(dev);
        struct regmap *regmap = afe->regmap;
        int i;

        mt8365_afe_enable_main_clk(afe);

        if (!afe->reg_back_up)
                afe->reg_back_up =
                        devm_kcalloc(dev, afe->reg_back_up_list_num,
                                     sizeof(unsigned int), GFP_KERNEL);

        for (i = 0; i < afe->reg_back_up_list_num; i++)
                regmap_read(regmap, afe->reg_back_up_list[i],
                            &afe->reg_back_up[i]);

        mt8365_afe_disable_main_clk(afe);

        return 0;
}

static int mt8365_afe_resume(struct device *dev)
{
        struct mtk_base_afe *afe = dev_get_drvdata(dev);
        struct regmap *regmap = afe->regmap;
        int i = 0;

        if (!afe->reg_back_up)
                return 0;

        mt8365_afe_enable_main_clk(afe);

        for (i = 0; i < afe->reg_back_up_list_num; i++)
                regmap_write(regmap, afe->reg_back_up_list[i],
                             afe->reg_back_up[i]);

        mt8365_afe_disable_main_clk(afe);

        return 0;
}

static int mt8365_afe_dev_runtime_suspend(struct device *dev)
{
        struct mtk_base_afe *afe = dev_get_drvdata(dev);

        if (pm_runtime_status_suspended(dev) || afe->suspended)
                return 0;

        mt8365_afe_suspend(dev);
        afe->suspended = true;
        return 0;
}

static int mt8365_afe_dev_runtime_resume(struct device *dev)
{
        struct mtk_base_afe *afe = dev_get_drvdata(dev);

        if (pm_runtime_status_suspended(dev) || !afe->suspended)
                return 0;

        mt8365_afe_resume(dev);
        afe->suspended = false;
        return 0;
}

static int mt8365_afe_init_registers(struct mtk_base_afe *afe)
{
        size_t i;

        static struct {
                unsigned int reg;
                unsigned int mask;
                unsigned int val;
        } init_regs[] = {
                { AFE_CONN_24BIT, GENMASK(31, 0), GENMASK(31, 0) },
                { AFE_CONN_24BIT_1, GENMASK(21, 0), GENMASK(21, 0) },
        };

        mt8365_afe_enable_main_clk(afe);

        for (i = 0; i < ARRAY_SIZE(init_regs); i++)
                regmap_update_bits(afe->regmap, init_regs[i].reg,
                                   init_regs[i].mask, init_regs[i].val);

        mt8365_afe_disable_main_clk(afe);

        return 0;
}

static int mt8365_dai_memif_register(struct mtk_base_afe *afe)
{
        struct mtk_base_afe_dai *dai;

        dai = devm_kzalloc(afe->dev, sizeof(*dai), GFP_KERNEL);
        if (!dai)
                return -ENOMEM;

        list_add(&dai->list, &afe->sub_dais);

        dai->dai_drivers = mt8365_memif_dai_driver;
        dai->num_dai_drivers = ARRAY_SIZE(mt8365_memif_dai_driver);

        dai->dapm_widgets = mt8365_memif_widgets;
        dai->num_dapm_widgets = ARRAY_SIZE(mt8365_memif_widgets);
        dai->dapm_routes = mt8365_memif_routes;
        dai->num_dapm_routes = ARRAY_SIZE(mt8365_memif_routes);
        return 0;
}

typedef int (*dai_register_cb)(struct mtk_base_afe *);
static const dai_register_cb dai_register_cbs[] = {
        mt8365_dai_pcm_register,
        mt8365_dai_i2s_register,
        mt8365_dai_adda_register,
        mt8365_dai_dmic_register,
        mt8365_dai_memif_register,
};

static int mt8365_afe_pcm_dev_probe(struct platform_device *pdev)
{
        struct mtk_base_afe *afe;
        struct mt8365_afe_private *afe_priv;
        struct device *dev;
        int ret, i, sel_irq;
        unsigned int irq_id;
        struct resource *res;

        afe = devm_kzalloc(&pdev->dev, sizeof(*afe), GFP_KERNEL);
        if (!afe)
                return -ENOMEM;
        platform_set_drvdata(pdev, afe);

        afe->platform_priv = devm_kzalloc(&pdev->dev, sizeof(*afe_priv),
                                          GFP_KERNEL);
        if (!afe->platform_priv)
                return -ENOMEM;

        afe_priv = afe->platform_priv;
        afe->dev = &pdev->dev;
        dev = afe->dev;

        spin_lock_init(&afe_priv->afe_ctrl_lock);
        mutex_init(&afe_priv->afe_clk_mutex);

        res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
        afe->base_addr = devm_ioremap_resource(&pdev->dev, res);
        if (IS_ERR(afe->base_addr))
                return PTR_ERR(afe->base_addr);

        res = platform_get_resource(pdev, IORESOURCE_MEM, 1);
        if (res) {
                afe_priv->afe_sram_vir_addr =
                        devm_ioremap_resource(&pdev->dev, res);
                if (!IS_ERR(afe_priv->afe_sram_vir_addr)) {
                        afe_priv->afe_sram_phy_addr = res->start;
                        afe_priv->afe_sram_size = resource_size(res);
                }
        }

        /* initial audio related clock */
        ret = mt8365_afe_init_audio_clk(afe);
        if (ret)
                return dev_err_probe(afe->dev, ret, "mt8365_afe_init_audio_clk fail\n");

        afe->regmap = devm_regmap_init_mmio_clk(&pdev->dev, "top_audio_sel",
                                                afe->base_addr,
                                                &mt8365_afe_regmap_config);
        if (IS_ERR(afe->regmap))
                return PTR_ERR(afe->regmap);

        /* memif % irq initialize*/
        afe->memif_size = MT8365_AFE_MEMIF_NUM;
        afe->memif = devm_kcalloc(afe->dev, afe->memif_size,
                                  sizeof(*afe->memif), GFP_KERNEL);
        if (!afe->memif)
                return -ENOMEM;

        afe->irqs_size = MT8365_AFE_IRQ_NUM;
        afe->irqs = devm_kcalloc(afe->dev, afe->irqs_size,
                                 sizeof(*afe->irqs), GFP_KERNEL);
        if (!afe->irqs)
                return -ENOMEM;

        for (i = 0; i < afe->irqs_size; i++)
                afe->irqs[i].irq_data = &irq_data[i];

        ret = platform_get_irq(pdev, 0);
        if (ret < 0)
                return ret;

        irq_id = ret;
        ret = devm_request_irq(afe->dev, irq_id, mt8365_afe_irq_handler,
                               0, "Afe_ISR_Handle", (void *)afe);
        if (ret)
                return dev_err_probe(afe->dev, ret, "could not request_irq\n");

        /* init sub_dais */
        INIT_LIST_HEAD(&afe->sub_dais);

        for (i = 0; i < ARRAY_SIZE(dai_register_cbs); i++) {
                ret = dai_register_cbs[i](afe);
                if (ret) {
                        dev_warn(afe->dev, "dai register i %d fail, ret %d\n",
                                 i, ret);
                        return ret;
                }
        }

        /* init dai_driver and component_driver */
        ret = mtk_afe_combine_sub_dai(afe);
        if (ret) {
                dev_warn(afe->dev, "mtk_afe_combine_sub_dai fail, ret %d\n",
                         ret);
                return ret;
        }

        for (i = 0; i < afe->memif_size; i++) {
                afe->memif[i].data = &memif_data[i];
                sel_irq = memif_specified_irqs[i];
                if (sel_irq >= 0) {
                        afe->memif[i].irq_usage = sel_irq;
                        afe->memif[i].const_irq = 1;
                        afe->irqs[sel_irq].irq_occupyed = true;
                } else {
                        afe->memif[i].irq_usage = -1;
                }
        }

        afe->mtk_afe_hardware = &mt8365_afe_hardware;
        afe->memif_fs = mt8365_memif_fs;
        afe->irq_fs = mt8365_irq_fs;

        ret = devm_pm_runtime_enable(&pdev->dev);
        if (ret)
                return ret;

        pm_runtime_get_sync(&pdev->dev);
        afe->reg_back_up_list = mt8365_afe_backup_list;
        afe->reg_back_up_list_num = ARRAY_SIZE(mt8365_afe_backup_list);
        afe->runtime_resume = mt8365_afe_runtime_resume;
        afe->runtime_suspend = mt8365_afe_runtime_suspend;

        /* open afe pdn for dapm read/write audio register */
        mt8365_afe_enable_top_cg(afe, MT8365_TOP_CG_AFE);

        /* Set 26m parent clk */
        mt8365_afe_set_clk_parent(afe,
                                  afe_priv->clocks[MT8365_CLK_TOP_AUD_SEL],
                                  afe_priv->clocks[MT8365_CLK_CLK26M]);

        ret = devm_snd_soc_register_component(&pdev->dev,
                                              &mtk_afe_pcm_platform,
                                              afe->dai_drivers,
                                              afe->num_dai_drivers);
        if (ret) {
                dev_warn(dev, "err_platform\n");
                return ret;
        }

        mt8365_afe_init_registers(afe);

        return 0;
}

static void mt8365_afe_pcm_dev_remove(struct platform_device *pdev)
{
        struct mtk_base_afe *afe = platform_get_drvdata(pdev);

        mt8365_afe_disable_top_cg(afe, MT8365_TOP_CG_AFE);

        if (!pm_runtime_status_suspended(&pdev->dev))
                mt8365_afe_runtime_suspend(&pdev->dev);
}

static const struct of_device_id mt8365_afe_pcm_dt_match[] = {
        { .compatible = "mediatek,mt8365-afe-pcm", },
        { }
};
MODULE_DEVICE_TABLE(of, mt8365_afe_pcm_dt_match);

static const struct dev_pm_ops mt8365_afe_pm_ops = {
        RUNTIME_PM_OPS(mt8365_afe_dev_runtime_suspend,
                       mt8365_afe_dev_runtime_resume, NULL)
        SYSTEM_SLEEP_PM_OPS(mt8365_afe_suspend, mt8365_afe_resume)
};

static struct platform_driver mt8365_afe_pcm_driver = {
        .driver = {
                   .name = "mt8365-afe-pcm",
                   .of_match_table = mt8365_afe_pcm_dt_match,
                   .pm = pm_ptr(&mt8365_afe_pm_ops),
        },
        .probe = mt8365_afe_pcm_dev_probe,
        .remove = mt8365_afe_pcm_dev_remove,
};

module_platform_driver(mt8365_afe_pcm_driver);

MODULE_DESCRIPTION("MediaTek ALSA SoC AFE platform driver");
MODULE_AUTHOR("Jia Zeng <jia.zeng@mediatek.com>");
MODULE_AUTHOR("Alexandre Mergnat <amergnat@baylibre.com>");
MODULE_LICENSE("GPL");