ASoC: codecs: add MT6357 support

Add the support of MT6357 PMIC audio codec.

Signed-off-by: Nicolas Belin <[e-mail]>
Reviewed-by: AngeloGioacchino Del Regno <[e-mail]>
Signed-off-by: Alexandre Mergnat <[e-mail]>
Link: https://patch.msgid.link/[e-mail]
Signed-off-by: Mark Brown <[e-mail]>

sound/soc/codecs/Kconfig

···
 	imply SND_SOC_MC13783
 	imply SND_SOC_ML26124
 	imply SND_SOC_MT6351
+	imply SND_SOC_MT6357
 	imply SND_SOC_MT6358
 	imply SND_SOC_MT6359
 	imply SND_SOC_MT6660
···
 
 config SND_SOC_MT6351
 	tristate "MediaTek MT6351 Codec"
+
+config SND_SOC_MT6357
+	tristate "MediaTek MT6357 Codec"
+	help
+	  Enable support for the platform which uses MT6357 as
+	  external codec device.
 
 config SND_SOC_MT6358
 	tristate "MediaTek MT6358 Codec"

sound/soc/codecs/Makefile

···
 snd-soc-msm8916-analog-y := msm8916-wcd-analog.o
 snd-soc-msm8916-digital-y := msm8916-wcd-digital.o
 snd-soc-mt6351-y := mt6351.o
+snd-soc-mt6357-y := mt6357.o
 snd-soc-mt6358-y := mt6358.o
 snd-soc-mt6359-y := mt6359.o
 snd-soc-mt6359-accdet-y := mt6359-accdet.o
···
 obj-$(CONFIG_SND_SOC_MSM8916_WCD_ANALOG) +=snd-soc-msm8916-analog.o
 obj-$(CONFIG_SND_SOC_MSM8916_WCD_DIGITAL) +=snd-soc-msm8916-digital.o
 obj-$(CONFIG_SND_SOC_MT6351)	+= snd-soc-mt6351.o
+obj-$(CONFIG_SND_SOC_MT6357)	+= snd-soc-mt6357.o
 obj-$(CONFIG_SND_SOC_MT6358)	+= snd-soc-mt6358.o
 obj-$(CONFIG_SND_SOC_MT6359)	+= snd-soc-mt6359.o
 obj-$(CONFIG_SND_SOC_MT6359_ACCDET) += mt6359-accdet.o

sound/soc/codecs/mt6357.c

···
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * MT6357 ALSA SoC audio codec driver
+ *
+ * Copyright (c) 2024 Baylibre
+ * Author: Nicolas Belin <[e-mail]>
+ */
+
+#include <linux/dma-mapping.h>
+#include <sound/soc.h>
+#include <sound/tlv.h>
+#include <linux/mfd/mt6397/core.h>
+#include <linux/regulator/consumer.h>
+
+#include "mt6357.h"
+
+static void set_playback_gpio(struct mt6357_priv *priv, bool enable)
+{
+	regmap_write(priv->regmap, MT6357_GPIO_MODE2_CLR, MT6357_GPIO_MODE2_CLEAR_ALL);
+	if (enable) {
+		/* set gpio mosi mode */
+		regmap_write(priv->regmap, MT6357_GPIO_MODE2_SET,
+			     MT6357_GPIO8_MODE_SET_AUD_CLK_MOSI |
+			     MT6357_GPIO9_MODE_SET_AUD_DAT_MOSI0 |
+			     MT6357_GPIO10_MODE_SET_AUD_DAT_MOSI1 |
+			     MT6357_GPIO11_MODE_SET_AUD_SYNC_MOSI);
+	} else {
+		/* pad_aud_*_mosi are GPIO mode after clear and set them to dir input
+		 * reason:
+		 * pad_aud_dat_mosi*, because the pin is used as boot strap
+		 */
+		regmap_update_bits(priv->regmap, MT6357_GPIO_DIR0,
+				   MT6357_GPIO8_DIR_MASK |
+				   MT6357_GPIO9_DIR_MASK |
+				   MT6357_GPIO10_DIR_MASK |
+				   MT6357_GPIO11_DIR_MASK,
+				   MT6357_GPIO8_DIR_INPUT |
+				   MT6357_GPIO9_DIR_INPUT |
+				   MT6357_GPIO10_DIR_INPUT |
+				   MT6357_GPIO11_DIR_INPUT);
+	}
+}
+
+static void set_capture_gpio(struct mt6357_priv *priv, bool enable)
+{
+	regmap_write(priv->regmap, MT6357_GPIO_MODE3_CLR, MT6357_GPIO_MODE3_CLEAR_ALL);
+	if (enable) {
+		/* set gpio miso mode */
+		regmap_write(priv->regmap, MT6357_GPIO_MODE3_SET,
+			     MT6357_GPIO12_MODE_SET_AUD_CLK_MISO |
+			     MT6357_GPIO13_MODE_SET_AUD_DAT_MISO0 |
+			     MT6357_GPIO14_MODE_SET_AUD_DAT_MISO1 |
+			     MT6357_GPIO15_MODE_SET_AUD_SYNC_MISO);
+	} else {
+		/* pad_aud_*_mosi are GPIO mode after clear and set them to dir input
+		 * reason:
+		 * pad_aud_clk_miso, because when playback only the miso_clk
+		 * will also have 26m, so will have power leak
+		 * pad_aud_dat_miso*, because the pin is used as boot strap
+		 */
+		regmap_update_bits(priv->regmap, MT6357_GPIO_DIR0,
+				   MT6357_GPIO12_DIR_MASK |
+				   MT6357_GPIO13_DIR_MASK |
+				   MT6357_GPIO14_DIR_MASK |
+				   MT6357_GPIO15_DIR_MASK,
+				   MT6357_GPIO12_DIR_INPUT |
+				   MT6357_GPIO13_DIR_INPUT |
+				   MT6357_GPIO14_DIR_INPUT |
+				   MT6357_GPIO15_DIR_INPUT);
+	}
+}
+
+static void hp_main_output_ramp(struct mt6357_priv *priv, bool up)
+{
+	int i, stage;
+
+	/* Enable/Reduce HPL/R main output stage step by step */
+	for (i = 0; i <= MT6357_HPLOUT_STG_CTRL_VAUDP15_MAX; i++) {
+		stage = up ? i : MT6357_HPLOUT_STG_CTRL_VAUDP15_MAX - i;
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON1,
+				   MT6357_HPLOUT_STG_CTRL_VAUDP15_MASK,
+				   stage << MT6357_HPLOUT_STG_CTRL_VAUDP15_SFT);
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON1,
+				   MT6357_HPROUT_STG_CTRL_VAUDP15_MASK,
+				   stage << MT6357_HPROUT_STG_CTRL_VAUDP15_SFT);
+		usleep_range(600, 700);
+	}
+}
+
+static void hp_aux_feedback_loop_gain_ramp(struct mt6357_priv *priv, bool up)
+{
+	int i, stage;
+
+	/* Reduce HP aux feedback loop gain step by step */
+	for (i = 0; i <= MT6357_HP_AUX_LOOP_GAIN_MAX; i++) {
+		stage = up ? i : MT6357_HP_AUX_LOOP_GAIN_MAX - i;
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON6,
+				   MT6357_HP_AUX_LOOP_GAIN_MASK,
+				   stage << MT6357_HP_AUX_LOOP_GAIN_SFT);
+		usleep_range(600, 700);
+	}
+}
+
+static void hp_pull_down(struct mt6357_priv *priv, bool enable)
+{
+	if (enable)
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON2,
+				   MT6357_HPP_SHORT_2VCM_VAUDP15_MASK,
+				   MT6357_HPP_SHORT_2VCM_VAUDP15_ENABLE);
+	else
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON2,
+				   MT6357_HPP_SHORT_2VCM_VAUDP15_MASK,
+				   MT6357_HPP_SHORT_2VCM_VAUDP15_DISABLE);
+}
+
+static bool is_valid_hp_pga_idx(int reg_idx)
+{
+	return (reg_idx >= DL_GAIN_8DB && reg_idx <= DL_GAIN_N_12DB) || reg_idx == DL_GAIN_N_40DB;
+}
+
+static void volume_ramp(struct mt6357_priv *priv, int lfrom, int lto,
+			int rfrom, int rto, unsigned int reg_addr)
+{
+	int lcount, rcount, sleep = 0;
+
+	if (!is_valid_hp_pga_idx(lfrom) || !is_valid_hp_pga_idx(lto))
+		pr_debug("%s(), invalid left volume index, from %d, to %d\n",
+			 __func__, lfrom, lto);
+
+	if (!is_valid_hp_pga_idx(rfrom) || !is_valid_hp_pga_idx(rto))
+		pr_debug("%s(), invalid right volume index, from %d, to %d\n",
+			 __func__, rfrom, rto);
+
+	if (lto > lfrom)
+		lcount = 1;
+	else
+		lcount = -1;
+
+	if (rto > rfrom)
+		rcount = 1;
+	else
+		rcount = -1;
+
+	while ((lto != lfrom) || (rto != rfrom)) {
+		if (lto != lfrom) {
+			lfrom += lcount;
+			if (is_valid_hp_pga_idx(lfrom)) {
+				regmap_update_bits(priv->regmap, reg_addr,
+						   MT6357_DL_GAIN_REG_LEFT_MASK,
+						   lfrom << MT6357_DL_GAIN_REG_LEFT_SHIFT);
+				sleep = 1;
+			}
+		}
+		if (rto != rfrom) {
+			rfrom += rcount;
+			if (is_valid_hp_pga_idx(rfrom)) {
+				regmap_update_bits(priv->regmap, reg_addr,
+						   MT6357_DL_GAIN_REG_RIGHT_MASK,
+						   rfrom << MT6357_DL_GAIN_REG_RIGHT_SHIFT);
+				sleep = 1;
+			}
+		}
+		if (sleep)
+			usleep_range(200, 300);
+	}
+}
+
+static void lo_volume_ramp(struct mt6357_priv *priv, int lfrom, int lto, int rfrom, int rto)
+{
+	volume_ramp(priv, lfrom, lto, rfrom, rto, MT6357_ZCD_CON1);
+}
+
+static void hp_volume_ramp(struct mt6357_priv *priv, int lfrom, int lto, int rfrom, int rto)
+{
+	volume_ramp(priv, lfrom, lto, rfrom, rto, MT6357_ZCD_CON2);
+}
+
+static void hs_volume_ramp(struct mt6357_priv *priv, int from, int to)
+{
+	volume_ramp(priv, from, to, 0, 0, MT6357_ZCD_CON3);
+}
+
+/* Volume and channel swap controls */
+static const DECLARE_TLV_DB_SCALE(playback_tlv, -1000, 100, 0);
+static const DECLARE_TLV_DB_SCALE(capture_tlv, 0, 600, 0);
+static const DECLARE_TLV_DB_SCALE(hp_degain_tlv, -1200, 1200, 0);
+
+static const struct snd_kcontrol_new mt6357_controls[] = {
+	/* dl pga gain */
+	SOC_DOUBLE_TLV("Headphone Volume",
+		       MT6357_ZCD_CON2, MT6357_AUD_HPL_GAIN_SFT,
+		       MT6357_AUD_HPR_GAIN_SFT, MT6357_AUD_HP_GAIN_MAX,
+		       1, playback_tlv),
+	SOC_SINGLE_TLV("Headphone Vin Volume",
+		       MT6357_AUDDEC_ANA_CON7, MT6357_HP_IVBUF_DEGAIN_SFT,
+		       MT6357_HP_IVBUF_DEGAIN_MAX, 1, hp_degain_tlv),
+	SOC_DOUBLE_TLV("Lineout Volume",
+		       MT6357_ZCD_CON1, MT6357_AUD_LOL_GAIN_SFT,
+		       MT6357_AUD_LOR_GAIN_SFT, MT6357_AUD_LO_GAIN_MAX,
+		       1, playback_tlv),
+	SOC_SINGLE_TLV("Handset Volume",
+		       MT6357_ZCD_CON3, MT6357_AUD_HS_GAIN_SFT,
+		       MT6357_AUD_HS_GAIN_MAX, 1, playback_tlv),
+	/* ul pga gain */
+	SOC_DOUBLE_R_TLV("Mic Volume",
+			 MT6357_AUDENC_ANA_CON0, MT6357_AUDENC_ANA_CON1,
+			 MT6357_AUDPREAMPLGAIN_SFT, MT6357_AUDPREAMPLGAIN_MAX,
+			 0, capture_tlv),
+};
+
+/* Uplink controls */
+
+enum {
+	MIC_TYPE_MUX_IDLE,
+	MIC_TYPE_MUX_ACC,
+	MIC_TYPE_MUX_DMIC,
+	MIC_TYPE_MUX_DCC,
+	MIC_TYPE_MUX_DCC_ECM_DIFF,
+	MIC_TYPE_MUX_DCC_ECM_SINGLE,
+	MIC_TYPE_MUX_LPBK,
+	MIC_TYPE_MUX_SGEN,
+};
+
+#define IS_DCC_BASE(type) ((type) == MIC_TYPE_MUX_DCC || \
+			(type) == MIC_TYPE_MUX_DCC_ECM_DIFF || \
+			(type) == MIC_TYPE_MUX_DCC_ECM_SINGLE)
+
+static const char * const mic_type_mux_map[] = {
+	"Idle",
+	"ACC",
+	"DMIC",
+	"DCC",
+	"DCC_ECM_DIFF",
+	"DCC_ECM_SINGLE",
+	"Loopback",
+	"Sine Generator",
+};
+
+static SOC_ENUM_SINGLE_DECL(mic_type_mux_map_enum, SND_SOC_NOPM,
+			    0, mic_type_mux_map);
+
+static const struct snd_kcontrol_new mic_type_mux_control =
+	SOC_DAPM_ENUM("Mic Type Select", mic_type_mux_map_enum);
+
+static const char * const pga_mux_map[] = {
+	"None", "AIN0", "AIN1", "AIN2"
+};
+
+static SOC_ENUM_SINGLE_DECL(pga_left_mux_map_enum,
+			    MT6357_AUDENC_ANA_CON0,
+			    MT6357_AUDPREAMPLINPUTSEL_SFT,
+			    pga_mux_map);
+
+static const struct snd_kcontrol_new pga_left_mux_control =
+	SOC_DAPM_ENUM("PGA L Select", pga_left_mux_map_enum);
+
+static SOC_ENUM_SINGLE_DECL(pga_right_mux_map_enum,
+			    MT6357_AUDENC_ANA_CON1,
+			    MT6357_AUDPREAMPRINPUTSEL_SFT,
+			    pga_mux_map);
+
+static const struct snd_kcontrol_new pga_right_mux_control =
+	SOC_DAPM_ENUM("PGA R Select", pga_right_mux_map_enum);
+
+/* Downlink controls */
+static const char * const hslo_mux_map[] = {
+	"Open", "DACR", "Playback", "Test mode"
+};
+
+static SOC_ENUM_SINGLE_DECL(lo_mux_map_enum,
+			    MT6357_AUDDEC_ANA_CON4,
+			    MT6357_AUD_LOL_MUX_INPUT_VAUDP15_SFT,
+			    hslo_mux_map);
+
+static const struct snd_kcontrol_new lo_mux_control =
+	SOC_DAPM_ENUM("Line out source", lo_mux_map_enum);
+
+static SOC_ENUM_SINGLE_DECL(hs_mux_map_enum,
+			    MT6357_AUDDEC_ANA_CON3,
+			    MT6357_AUD_HS_MUX_INPUT_VAUDP15_SFT,
+			    hslo_mux_map);
+
+static const struct snd_kcontrol_new hs_mux_control =
+	SOC_DAPM_ENUM("Handset source", hs_mux_map_enum);
+
+static const char * const hplr_mux_map[] = {
+	"Open", "Line Out", "DAC", "Handset"
+};
+
+static SOC_ENUM_SINGLE_DECL(hpr_mux_map_enum,
+			    MT6357_AUDDEC_ANA_CON0,
+			    MT6357_AUD_HPR_MUX_INPUT_VAUDP15_SFT,
+			    hplr_mux_map);
+
+static const struct snd_kcontrol_new hpr_mux_control =
+	SOC_DAPM_ENUM("Headphone Right source", hpr_mux_map_enum);
+
+static SOC_ENUM_SINGLE_DECL(hpl_mux_map_enum,
+			    MT6357_AUDDEC_ANA_CON0,
+			    MT6357_AUD_HPL_MUX_INPUT_VAUDP15_SFT,
+			    hplr_mux_map);
+
+static const struct snd_kcontrol_new hpl_mux_control =
+	SOC_DAPM_ENUM("Headphone Left source", hpl_mux_map_enum);
+
+static const char * const dac_mux_map[] = {
+	"Normal Path", "Sine Generator"
+};
+
+static SOC_ENUM_SINGLE_DECL(dac_mux_map_enum,
+			    MT6357_AFE_TOP_CON0,
+			    MT6357_DL_SINE_ON_SFT,
+			    dac_mux_map);
+
+static const struct snd_kcontrol_new dac_mux_control =
+	SOC_DAPM_ENUM("DAC Select", dac_mux_map_enum);
+
+static int mt6357_set_dmic(struct mt6357_priv *priv, bool enable)
+{
+	if (enable) {
+		/* DMIC enable */
+		regmap_update_bits(priv->regmap, MT6357_AUDENC_ANA_CON7,
+				   MT6357_AUDDIGMICBIAS_MASK | MT6357_AUDDIGMICEN_MASK,
+				   MT6357_AUDDIGMICBIAS_DEFAULT_VALUE | MT6357_AUDDIGMICEN_ENABLE);
+		/* enable aud_pad TX fifos */
+		regmap_update_bits(priv->regmap, MT6357_AFE_AUD_PAD_TOP,
+				   MT6357_AUD_PAD_TX_FIFO_NORMAL_PATH_MASK,
+				   MT6357_AUD_PAD_TX_FIFO_NORMAL_PATH_ENABLE);
+		/* UL dmic setting: dual mode */
+		regmap_update_bits(priv->regmap, MT6357_AFE_UL_SRC_CON0_H,
+				   MT6357_C_TWO_DIGITAL_MIC_CTL_MASK,
+				   MT6357_C_TWO_DIGITAL_MIC_ENABLE);
+		/* UL turn on SDM 3 level mode */
+		regmap_update_bits(priv->regmap, MT6357_AFE_UL_SRC_CON0_L,
+				   MT6357_UL_SDM_3_LEVEL_CTL_MASK,
+				   MT6357_UL_SDM_3_LEVEL_SELECT);
+		/* UL turn on */
+		regmap_update_bits(priv->regmap, MT6357_AFE_UL_SRC_CON0_L,
+				   MT6357_UL_SRC_ON_TMP_CTL_MASK,
+				   MT6357_UL_SRC_ENABLE);
+		/* Wait to avoid any pop noises */
+		msleep(100);
+	} else {
+		/* UL turn off */
+		regmap_update_bits(priv->regmap, MT6357_AFE_UL_SRC_CON0_L,
+				   MT6357_UL_SRC_ON_TMP_CTL_MASK,
+				   MT6357_UL_SRC_DISABLE);
+		/* UL turn on SDM 3 level mode */
+		regmap_update_bits(priv->regmap, MT6357_AFE_UL_SRC_CON0_L,
+				   MT6357_UL_SDM_3_LEVEL_CTL_MASK,
+				   MT6357_UL_SDM_3_LEVEL_DESELECT);
+		/* disable aud_pad TX fifos */
+		regmap_update_bits(priv->regmap, MT6357_AFE_AUD_PAD_TOP,
+				   MT6357_AUD_PAD_TX_FIFO_NORMAL_PATH_MASK,
+				   MT6357_AUD_PAD_TX_FIFO_NORMAL_PATH_DISABLE);
+		/* UL dmic setting: dual mode */
+		regmap_update_bits(priv->regmap, MT6357_AFE_UL_SRC_CON0_H,
+				   MT6357_C_TWO_DIGITAL_MIC_CTL_MASK,
+				   MT6357_C_TWO_DIGITAL_MIC_DISABLE);
+		/* DMIC disable */
+		regmap_update_bits(priv->regmap, MT6357_AUDENC_ANA_CON7,
+				   MT6357_AUDDIGMICBIAS_MASK | MT6357_AUDDIGMICEN_MASK,
+				   MT6357_AUDDIGMICBIAS_OFF | MT6357_AUDDIGMICEN_DISABLE);
+	}
+	return 0;
+}
+
+static int mt6357_set_amic(struct mt6357_priv *priv, bool enable, unsigned int mic_type)
+{
+	if (enable) {
+		if (IS_DCC_BASE(mic_type)) {
+			regmap_update_bits(priv->regmap, MT6357_AFE_DCCLK_CFG0,
+					   MT6357_DCCLK_DIV_MASK, MT6357_DCCLK_DIV_RUN_VALUE);
+			regmap_update_bits(priv->regmap, MT6357_AFE_DCCLK_CFG0,
+					   MT6357_DCCLK_PDN_MASK, MT6357_DCCLK_OUTPUT);
+			regmap_update_bits(priv->regmap, MT6357_AFE_DCCLK_CFG0,
+					   MT6357_DCCLK_GEN_ON_MASK, MT6357_DCCLK_GEN_ON);
+			regmap_update_bits(priv->regmap, MT6357_AFE_DCCLK_CFG1,
+					   MT6357_DCCLK_RESYNC_BYPASS_MASK,
+					   MT6357_DCCLK_RESYNC_BYPASS);
+
+			/* mic bias 0: set the correct DC couple*/
+			switch (mic_type) {
+			case MIC_TYPE_MUX_DCC_ECM_DIFF:
+				regmap_update_bits(priv->regmap, MT6357_AUDENC_ANA_CON8,
+						   MT6357_AUD_MICBIAS0_DC_MASK,
+						   MT6357_AUD_MICBIAS0_DC_ENABLE_ALL);
+				break;
+			case MIC_TYPE_MUX_DCC_ECM_SINGLE:
+				regmap_update_bits(priv->regmap, MT6357_AUDENC_ANA_CON8,
+						   MT6357_AUD_MICBIAS0_DC_MASK,
+						   MT6357_AUD_MICBIAS0_DC_ENABLE_P1);
+				break;
+			default:
+				regmap_update_bits(priv->regmap, MT6357_AUDENC_ANA_CON8,
+						   MT6357_AUD_MICBIAS0_DC_MASK,
+						   MT6357_AUD_MICBIAS0_DC_DISABLE_ALL);
+				break;
+			}
+
+			/* mic bias 1: set the correct DC couple */
+			if (mic_type == MIC_TYPE_MUX_DCC_ECM_SINGLE)
+				regmap_update_bits(priv->regmap, MT6357_AUDENC_ANA_CON9,
+						   MT6357_AUD_MICBIAS1_DCSW1P_EN_MASK,
+						   MT6357_AUD_MICBIAS1_DCSW1P_ENABLE);
+
+			/* Audio L/R preamplifier DCC precharge */
+			regmap_update_bits(priv->regmap, MT6357_AUDENC_ANA_CON0,
+					   MT6357_AUDPREAMPLDCPRECHARGE_MASK,
+					   MT6357_AUDPREAMPLDCPRECHARGE_ENABLE);
+			regmap_update_bits(priv->regmap, MT6357_AUDENC_ANA_CON1,
+					   MT6357_AUDPREAMPRDCPRECHARGE_MASK,
+					   MT6357_AUDPREAMPRDCPRECHARGE_ENABLE);
+			/* L preamplifier DCCEN */
+			regmap_update_bits(priv->regmap, MT6357_AUDENC_ANA_CON0,
+					   MT6357_AUDPREAMPLDCCEN_MASK,
+					   MT6357_AUDPREAMPLDCCEN_DC);
+			/* R preamplifier DCCEN */
+			regmap_update_bits(priv->regmap, MT6357_AUDENC_ANA_CON1,
+					   MT6357_AUDPREAMPRDCCEN_MASK,
+					   MT6357_AUDPREAMPRDCCEN_DC);
+		} else {
+			/* Audio L preamplifier DCC precharge disable */
+			regmap_update_bits(priv->regmap, MT6357_AUDENC_ANA_CON0,
+					   MT6357_AUDPREAMPLDCPRECHARGE_MASK,
+					   MT6357_AUDPREAMPLDCPRECHARGE_DISABLE);
+			/* L preamplifier ACC */
+			regmap_update_bits(priv->regmap, MT6357_AUDENC_ANA_CON0,
+					   MT6357_AUDPREAMPLDCCEN_MASK,
+					   MT6357_AUDPREAMPLDCCEN_AC);
+			/* Audio R preamplifier DCC precharge disable */
+			regmap_update_bits(priv->regmap, MT6357_AUDENC_ANA_CON1,
+					   MT6357_AUDPREAMPRDCPRECHARGE_MASK,
+					   MT6357_AUDPREAMPRDCPRECHARGE_DISABLE);
+			/* R preamplifier ACC */
+			regmap_update_bits(priv->regmap, MT6357_AUDENC_ANA_CON1,
+					   MT6357_AUDPREAMPRDCCEN_MASK,
+					   MT6357_AUDPREAMPRDCCEN_AC);
+		}
+	} else {
+		/* disable any Mic Bias 0 DC couple */
+		regmap_update_bits(priv->regmap, MT6357_AUDENC_ANA_CON8,
+				   MT6357_AUD_MICBIAS0_DC_MASK,
+				   MT6357_AUD_MICBIAS0_DC_DISABLE_ALL);
+		/* disable any Mic Bias 1 DC couple */
+		regmap_update_bits(priv->regmap, MT6357_AUDENC_ANA_CON9,
+				   MT6357_AUD_MICBIAS1_DCSW1P_EN_MASK,
+				   MT6357_AUD_MICBIAS1_DCSW1P_DISABLE);
+		if (IS_DCC_BASE(mic_type)) {
+			regmap_update_bits(priv->regmap, MT6357_AFE_DCCLK_CFG0,
+					   MT6357_DCCLK_GEN_ON_MASK, MT6357_DCCLK_GEN_OFF);
+			regmap_update_bits(priv->regmap, MT6357_AFE_DCCLK_CFG0,
+					   MT6357_DCCLK_PDN_MASK, MT6357_DCCLK_PDN);
+			regmap_update_bits(priv->regmap, MT6357_AFE_DCCLK_CFG0,
+					   MT6357_DCCLK_DIV_MASK, MT6357_DCCLK_DIV_STOP_VALUE);
+		}
+	}
+
+	return 0;
+}
+
+static int mt6357_set_loopback(struct mt6357_priv *priv, bool enable)
+{
+	if (enable) {
+		/* enable aud_pad TX fifos */
+		regmap_update_bits(priv->regmap, MT6357_AFE_AUD_PAD_TOP,
+				   MT6357_AUD_PAD_TX_FIFO_NORMAL_PATH_MASK,
+				   MT6357_AUD_PAD_TX_FIFO_NORMAL_PATH_ENABLE);
+		/* enable aud_pad lpk TX fifos */
+		regmap_update_bits(priv->regmap, MT6357_AFE_AUD_PAD_TOP,
+				   MT6357_AUD_PAD_TX_FIFO_LPBK_MASK,
+				   MT6357_AUD_PAD_TX_FIFO_LPBK_ENABLE);
+		/* Set UL Part: enable new lpbk 2 */
+		regmap_update_bits(priv->regmap, MT6357_AFE_ADDA_MTKAIF_CFG0,
+				   MT6357_ADDA_MTKAIF_LPBK_CTL_MASK,
+				   MT6357_ADDA_MTKAIF_LPBK_ENABLE);
+		/* UL turn on */
+		regmap_update_bits(priv->regmap, MT6357_AFE_UL_SRC_CON0_L,
+				   MT6357_UL_SRC_ON_TMP_CTL_MASK,
+				   MT6357_UL_SRC_ENABLE);
+	} else {
+		/* UL turn off */
+		regmap_update_bits(priv->regmap, MT6357_AFE_UL_SRC_CON0_L,
+				   MT6357_UL_SRC_ON_TMP_CTL_MASK,
+				   MT6357_UL_SRC_DISABLE);
+		/* disable new lpbk 2 */
+		regmap_update_bits(priv->regmap, MT6357_AFE_ADDA_MTKAIF_CFG0,
+				   MT6357_ADDA_MTKAIF_LPBK_CTL_MASK,
+				   MT6357_ADDA_MTKAIF_LPBK_DISABLE);
+		/* disable aud_pad lpbk TX fifos */
+		regmap_update_bits(priv->regmap, MT6357_AFE_AUD_PAD_TOP,
+				   MT6357_AUD_PAD_TX_FIFO_LPBK_MASK,
+				   MT6357_AUD_PAD_TX_FIFO_LPBK_DISABLE);
+		/* disable aud_pad TX fifos */
+		regmap_update_bits(priv->regmap, MT6357_AFE_AUD_PAD_TOP,
+				   MT6357_AUD_PAD_TX_FIFO_NORMAL_PATH_MASK,
+				   MT6357_AUD_PAD_TX_FIFO_NORMAL_PATH_DISABLE);
+	}
+
+	return 0;
+}
+
+static int mt6357_set_ul_sine_gen(struct mt6357_priv *priv, bool enable)
+{
+	if (enable) {
+		/* enable aud_pad TX fifos */
+		regmap_update_bits(priv->regmap, MT6357_AFE_AUD_PAD_TOP,
+				   MT6357_AUD_PAD_TX_FIFO_NORMAL_PATH_MASK,
+				   MT6357_AUD_PAD_TX_FIFO_NORMAL_PATH_ENABLE);
+		/* UL turn on */
+		regmap_update_bits(priv->regmap, MT6357_AFE_UL_SRC_CON0_L,
+				   MT6357_UL_SRC_ON_TMP_CTL_MASK,
+				   MT6357_UL_SRC_ENABLE);
+	} else {
+		/* UL turn off */
+		regmap_update_bits(priv->regmap, MT6357_AFE_UL_SRC_CON0_L,
+				   MT6357_UL_SRC_ON_TMP_CTL_MASK,
+				   MT6357_UL_SRC_DISABLE);
+		/* disable aud_pad TX fifos */
+		regmap_update_bits(priv->regmap, MT6357_AFE_AUD_PAD_TOP,
+				   MT6357_AUD_PAD_TX_FIFO_NORMAL_PATH_MASK,
+				   MT6357_AUD_PAD_TX_FIFO_NORMAL_PATH_DISABLE);
+	}
+
+	return 0;
+}
+
+static int mt_aif_out_event(struct snd_soc_dapm_widget *w,
+			    struct snd_kcontrol *kcontrol,
+			    int event)
+{
+	struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);
+	struct mt6357_priv *priv = snd_soc_component_get_drvdata(cmpnt);
+
+	switch (event) {
+	case SND_SOC_DAPM_PRE_PMU:
+		set_capture_gpio(priv, true);
+		break;
+	case SND_SOC_DAPM_POST_PMD:
+		set_capture_gpio(priv, false);
+		break;
+	default:
+		break;
+	}
+
+	return 0;
+}
+
+static int mt_adc_supply_event(struct snd_soc_dapm_widget *w,
+			       struct snd_kcontrol *kcontrol,
+			       int event)
+{
+	struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);
+	struct mt6357_priv *priv = snd_soc_component_get_drvdata(cmpnt);
+
+	switch (event) {
+	case SND_SOC_DAPM_PRE_PMU:
+		/* Enable audio ADC CLKGEN  */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON11,
+				   MT6357_RSTB_ENCODER_VA28_MASK, MT6357_RSTB_ENCODER_VA28_ENABLE);
+		/* Enable  LCLDO_ENC 2P8V */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON12,
+				   MT6357_LCLDO_ENC_EN_VA28_MASK, MT6357_LCLDO_ENC_EN_VA28_ENABLE);
+		/* LCLDO_ENC remote sense */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON12,
+				   MT6357_VA28REFGEN_EN_VA28_MASK |
+				   MT6357_LCLDO_ENC_REMOTE_SENSE_VA28_MASK,
+				   MT6357_VA28REFGEN_EN_VA28_ENABLE |
+				   MT6357_LCLDO_ENC_REMOTE_SENSE_VA28_ENABLE);
+		break;
+	case SND_SOC_DAPM_POST_PMD:
+		/* LCLDO_ENC remote sense off */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON12,
+				   MT6357_VA28REFGEN_EN_VA28_MASK |
+				   MT6357_LCLDO_ENC_REMOTE_SENSE_VA28_MASK,
+				   MT6357_VA28REFGEN_EN_VA28_DISABLE |
+				   MT6357_LCLDO_ENC_REMOTE_SENSE_VA28_DISABLE);
+		/* disable LCLDO_ENC 2P8V */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON12,
+				   MT6357_LCLDO_ENC_EN_VA28_MASK,
+				   MT6357_LCLDO_ENC_EN_VA28_DISABLE);
+		/* disable audio ADC CLKGEN  */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON11,
+				   MT6357_RSTB_ENCODER_VA28_MASK,
+				   MT6357_RSTB_ENCODER_VA28_DISABLE);
+		break;
+	default:
+		break;
+	}
+
+	return 0;
+}
+
+static int mt_mic_type_event(struct snd_soc_dapm_widget *w,
+			     struct snd_kcontrol *kcontrol,
+			     int event)
+{
+	struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);
+	struct mt6357_priv *priv = snd_soc_component_get_drvdata(cmpnt);
+	unsigned int mic_type = dapm_kcontrol_get_value(w->kcontrols[0]);
+
+	switch (event) {
+	case SND_SOC_DAPM_PRE_PMU:
+		switch (mic_type) {
+		case MIC_TYPE_MUX_DMIC:
+			mt6357_set_dmic(priv, true);
+			break;
+		case MIC_TYPE_MUX_LPBK:
+			mt6357_set_loopback(priv, true);
+			break;
+		case MIC_TYPE_MUX_SGEN:
+			mt6357_set_ul_sine_gen(priv, true);
+			break;
+		default:
+			mt6357_set_amic(priv, true, mic_type);
+			break;
+		}
+		break;
+	case SND_SOC_DAPM_POST_PMD:
+		switch (mic_type) {
+		case MIC_TYPE_MUX_DMIC:
+			mt6357_set_dmic(priv, false);
+			break;
+		case MIC_TYPE_MUX_LPBK:
+			mt6357_set_loopback(priv, false);
+			break;
+		case MIC_TYPE_MUX_SGEN:
+			mt6357_set_ul_sine_gen(priv, false);
+			break;
+		default:
+			mt6357_set_amic(priv, false, mic_type);
+			break;
+		}
+		break;
+	default:
+		break;
+	}
+
+	return 0;
+}
+
+static int mt_pga_left_event(struct snd_soc_dapm_widget *w,
+			     struct snd_kcontrol *kcontrol,
+			     int event)
+{
+	struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);
+	struct mt6357_priv *priv = snd_soc_component_get_drvdata(cmpnt);
+
+	switch (event) {
+	case SND_SOC_DAPM_POST_PMU:
+		/* L preamplifier enable */
+		regmap_update_bits(priv->regmap, MT6357_AUDENC_ANA_CON0,
+				   MT6357_AUDPREAMPLON_MASK,
+				   MT6357_AUDPREAMPLON_ENABLE);
+		/* L ADC input sel : L PGA. Enable audio L ADC */
+		regmap_update_bits(priv->regmap, MT6357_AUDENC_ANA_CON0,
+				   MT6357_AUDADCLINPUTSEL_MASK,
+				   MT6357_AUDADCLINPUTSEL_PREAMPLIFIER);
+		regmap_update_bits(priv->regmap, MT6357_AUDENC_ANA_CON0,
+				   MT6357_AUDADCLPWRUP_MASK,
+				   MT6357_AUDADCLPWRUP);
+		/* Audio L preamplifier DCC precharge off */
+		regmap_update_bits(priv->regmap, MT6357_AUDENC_ANA_CON0,
+				   MT6357_AUDPREAMPLDCPRECHARGE_MASK,
+				   MT6357_AUDPREAMPLDCPRECHARGE_DISABLE);
+		break;
+	case SND_SOC_DAPM_PRE_PMD:
+		/* Audio L ADC input sel : off, disable audio L ADC */
+		regmap_update_bits(priv->regmap, MT6357_AUDENC_ANA_CON0,
+				   MT6357_AUDADCLPWRUP_MASK,
+				   MT6357_AUDADCLPWRDOWN);
+		regmap_update_bits(priv->regmap, MT6357_AUDENC_ANA_CON0,
+				   MT6357_AUDADCLINPUTSEL_MASK,
+				   MT6357_AUDADCLINPUTSEL_IDLE);
+		/* L preamplifier ACC */
+		regmap_update_bits(priv->regmap, MT6357_AUDENC_ANA_CON0,
+				   MT6357_AUDPREAMPLDCCEN_MASK,
+				   MT6357_AUDPREAMPLDCCEN_AC);
+		/* L preamplifier disable */
+		regmap_update_bits(priv->regmap, MT6357_AUDENC_ANA_CON0,
+				   MT6357_AUDPREAMPLON_MASK,
+				   MT6357_AUDPREAMPLON_DISABLE);
+		/* disable Audio L preamplifier DCC precharge */
+		regmap_update_bits(priv->regmap, MT6357_AUDENC_ANA_CON0,
+				   MT6357_AUDPREAMPLDCPRECHARGE_MASK,
+				   MT6357_AUDPREAMPLDCPRECHARGE_DISABLE);
+		break;
+	default:
+		break;
+	}
+
+	return 0;
+}
+
+static int mt_pga_right_event(struct snd_soc_dapm_widget *w,
+			      struct snd_kcontrol *kcontrol,
+			      int event)
+{
+	struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);
+	struct mt6357_priv *priv = snd_soc_component_get_drvdata(cmpnt);
+
+	switch (event) {
+	case SND_SOC_DAPM_POST_PMU:
+		/* R preamplifier enable */
+		regmap_update_bits(priv->regmap, MT6357_AUDENC_ANA_CON1,
+				   MT6357_AUDPREAMPRON_MASK, MT6357_AUDPREAMPRON_ENABLE);
+		/* R ADC input sel : R PGA. Enable audio R ADC */
+		regmap_update_bits(priv->regmap, MT6357_AUDENC_ANA_CON1,
+				   MT6357_AUDADCRINPUTSEL_MASK,
+				   MT6357_AUDADCRINPUTSEL_PREAMPLIFIER);
+		regmap_update_bits(priv->regmap, MT6357_AUDENC_ANA_CON1,
+				   MT6357_AUDADCRPWRUP_MASK, MT6357_AUDADCRPWRUP);
+		/* Audio R preamplifier DCC precharge off */
+		regmap_update_bits(priv->regmap, MT6357_AUDENC_ANA_CON1,
+				   MT6357_AUDPREAMPRDCPRECHARGE_MASK,
+				   MT6357_AUDPREAMPRDCPRECHARGE_DISABLE);
+		break;
+	case SND_SOC_DAPM_PRE_PMD:
+		/* Audio R ADC input sel : off, disable audio R ADC */
+		regmap_update_bits(priv->regmap, MT6357_AUDENC_ANA_CON1,
+				   MT6357_AUDADCRPWRUP_MASK, MT6357_AUDADCRPWRDOWN);
+		regmap_update_bits(priv->regmap, MT6357_AUDENC_ANA_CON0,
+				   MT6357_AUDADCRINPUTSEL_MASK, MT6357_AUDADCRINPUTSEL_IDLE);
+		/* R preamplifier ACC */
+		regmap_update_bits(priv->regmap, MT6357_AUDENC_ANA_CON1,
+				   MT6357_AUDPREAMPRDCCEN_MASK, MT6357_AUDPREAMPRDCCEN_AC);
+		/* R preamplifier disable */
+		regmap_update_bits(priv->regmap, MT6357_AUDENC_ANA_CON1,
+				   MT6357_AUDPREAMPRON_MASK, MT6357_AUDPREAMPRON_DISABLE);
+		/* disable Audio R preamplifier DCC precharge */
+		regmap_update_bits(priv->regmap, MT6357_AUDENC_ANA_CON1,
+				   MT6357_AUDPREAMPRDCPRECHARGE_MASK,
+				   MT6357_AUDPREAMPRDCPRECHARGE_DISABLE);
+		break;
+	default:
+		break;
+	}
+
+	return 0;
+}
+
+static int adc_enable_event(struct snd_soc_dapm_widget *w,
+			    struct snd_kcontrol *kcontrol,
+			    int event)
+{
+	struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);
+	struct mt6357_priv *priv = snd_soc_component_get_drvdata(cmpnt);
+	int lgain, rgain;
+
+	switch (event) {
+	case SND_SOC_DAPM_PRE_PMU:
+		regmap_read(priv->regmap, MT6357_AUDENC_ANA_CON0, &lgain);
+		regmap_read(priv->regmap, MT6357_AUDENC_ANA_CON1, &rgain);
+		/* L PGA 0 dB gain */
+		regmap_update_bits(priv->regmap, MT6357_AUDENC_ANA_CON0,
+				   MT6357_AUDPREAMPLGAIN_MASK,
+				   UL_GAIN_0DB << MT6357_AUDPREAMPLGAIN_SFT);
+		/* R PGA 0 dB gain */
+		regmap_update_bits(priv->regmap, MT6357_AUDENC_ANA_CON1,
+				   MT6357_AUDPREAMPRGAIN_MASK,
+				   UL_GAIN_0DB << MT6357_AUDPREAMPRGAIN_SFT);
+		/* enable aud_pad TX fifos */
+		regmap_update_bits(priv->regmap, MT6357_AFE_AUD_PAD_TOP,
+				   MT6357_AUD_PAD_TX_FIFO_NORMAL_PATH_MASK,
+				   MT6357_AUD_PAD_TX_FIFO_NORMAL_PATH_ENABLE);
+		/* UL turn on */
+		regmap_update_bits(priv->regmap, MT6357_AFE_UL_SRC_CON0_L,
+				   MT6357_UL_SRC_ON_TMP_CTL_MASK, MT6357_UL_SRC_ENABLE);
+		/* Wait to avoid any pop noises */
+		msleep(100);
+		/* set the mic gains to the stored values */
+		regmap_update_bits(priv->regmap, MT6357_AUDENC_ANA_CON0,
+				   MT6357_AUDPREAMPLGAIN_MASK, lgain);
+		regmap_update_bits(priv->regmap, MT6357_AUDENC_ANA_CON1,
+				   MT6357_AUDPREAMPRGAIN_MASK, rgain);
+		break;
+	case SND_SOC_DAPM_POST_PMD:
+		/* UL turn off */
+		regmap_update_bits(priv->regmap, MT6357_AFE_UL_SRC_CON0_L,
+				   MT6357_UL_SRC_ON_TMP_CTL_MASK, MT6357_UL_SRC_DISABLE);
+		/* disable aud_pad TX fifos */
+		regmap_update_bits(priv->regmap, MT6357_AFE_AUD_PAD_TOP,
+				   MT6357_AUD_PAD_TX_FIFO_NORMAL_PATH_MASK,
+				   MT6357_AUD_PAD_TX_FIFO_NORMAL_PATH_DISABLE);
+		break;
+	default:
+		break;
+	}
+
+	return 0;
+}
+
+static void configure_downlinks(struct mt6357_priv *priv, bool enable)
+{
+	if (enable) {
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ELR_0,
+				   MT6357_AUD_HP_TRIM_EN_VAUDP15_MASK,
+				   MT6357_AUD_HP_TRIM_EN_VAUDP15_ENABLE);
+		/* Disable headphone short-circuit protection */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON0,
+				   MT6357_AUD_HPR_SC_VAUDP15_MASK | MT6357_AUD_HPL_SC_VAUDP15_MASK,
+				   MT6357_AUD_HPR_SC_VAUDP15_DISABLE |
+				   MT6357_AUD_HPL_SC_VAUDP15_DISABLE);
+		/* Disable handset short-circuit protection */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON3,
+				   MT6357_AUD_HS_SC_VAUDP15_MASK,
+				   MT6357_AUD_HS_SC_VAUDP15_DISABLE);
+		/* Disable lineout short-circuit protection */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON4,
+				   MT6357_AUD_LOL_SC_VAUDP15_MASK,
+				   MT6357_AUD_LOL_SC_VAUDP15_DISABLE);
+		/* Reduce ESD resistance of AU_REFN */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON2,
+				   MT6357_AUD_REFN_DERES_VAUDP15_MASK,
+				   MT6357_AUD_REFN_DERES_VAUDP15_ENABLE);
+		/* Turn on DA_600K_NCP_VA18 */
+		regmap_write(priv->regmap, MT6357_AUDNCP_CLKDIV_CON1, MT6357_DIVCKS_ON);
+		/* Set NCP clock as 604kHz // 26MHz/43 = 604KHz */
+		regmap_write(priv->regmap, MT6357_AUDNCP_CLKDIV_CON2, 0x002c);
+		/* Toggle DIVCKS_CHG */
+		regmap_write(priv->regmap, MT6357_AUDNCP_CLKDIV_CON0, MT6357_DIVCKS_CHG);
+		/* Set NCP soft start mode as default mode: 150us */
+		regmap_write(priv->regmap, MT6357_AUDNCP_CLKDIV_CON4,
+			     MT6357_DIVCKS_PWD_NCP_ST_150US);
+		/* Enable NCP */
+		regmap_write(priv->regmap, MT6357_AUDNCP_CLKDIV_CON3,
+			     MT6357_DIVCKS_PWD_NCP_ENABLE);
+		usleep_range(250, 270);
+		/* Enable cap-less LDOs (1.5V) */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON12,
+				   MT6357_VA33REFGEN_EN_VA18_MASK |
+				   MT6357_LCLDO_REMOTE_SENSE_VA18_MASK |
+				   MT6357_LCLDO_EN_VA18_MASK |
+				   MT6357_HCLDO_REMOTE_SENSE_VA18_MASK |
+				   MT6357_HCLDO_EN_VA18_MASK,
+				   MT6357_VA33REFGEN_EN_VA18_ENABLE |
+				   MT6357_LCLDO_REMOTE_SENSE_VA18_ENABLE |
+				   MT6357_LCLDO_EN_VA18_ENABLE |
+				   MT6357_HCLDO_REMOTE_SENSE_VA18_ENABLE |
+				   MT6357_HCLDO_EN_VA18_ENABLE);
+		/* Enable NV regulator (-1.2V) */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON13,
+				   MT6357_NVREG_EN_VAUDP15_MASK, MT6357_NVREG_EN_VAUDP15_ENABLE);
+		usleep_range(100, 120);
+		/* Enable IBIST */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON10,
+				   MT6357_AUD_IBIAS_PWRDN_VAUDP15_MASK,
+				   MT6357_AUD_IBIAS_PWRDN_VAUDP15_ENABLE);
+		/* Enable AUD_CLK */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON11,
+				   MT6357_RSTB_DECODER_VA28_MASK,
+				   MT6357_RSTB_DECODER_VA28_ENABLE);
+		/* Enable low-noise mode of DAC */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON6,
+				   MT6357_DAC_LOW_NOISE_MODE_MASK,
+				   MT6357_DAC_LOW_NOISE_MODE_ENABLE);
+		usleep_range(100, 120);
+	} else {
+		/* Disable low-noise mode of DAC */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON6,
+				   MT6357_DAC_LOW_NOISE_MODE_MASK,
+				   MT6357_DAC_LOW_NOISE_MODE_DISABLE);
+		/* Disable AUD_CLK */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON11,
+				   MT6357_RSTB_DECODER_VA28_MASK,
+				   MT6357_RSTB_DECODER_VA28_DISABLE);
+		/* Enable linout short-circuit protection */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON4,
+				   MT6357_AUD_LOL_SC_VAUDP15_MASK,
+				   MT6357_AUD_LOL_SC_VAUDP15_ENABLE);
+		/* Enable handset short-circuit protection */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON3,
+				   MT6357_AUD_HS_SC_VAUDP15_MASK,
+				   MT6357_AUD_HS_SC_VAUDP15_ENABLE);
+		/* Enable headphone short-circuit protection */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON0,
+				   MT6357_AUD_HPR_SC_VAUDP15_MASK |
+				   MT6357_AUD_HPL_SC_VAUDP15_MASK,
+				   MT6357_AUD_HPR_SC_VAUDP15_ENABLE |
+				   MT6357_AUD_HPL_SC_VAUDP15_ENABLE);
+		/* Disable IBIST */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON10,
+				   MT6357_AUD_IBIAS_PWRDN_VAUDP15_MASK,
+				   MT6357_AUD_IBIAS_PWRDN_VAUDP15_DISABLE);
+		/* Disable NV regulator (-1.2V) */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON13,
+				   MT6357_NVREG_EN_VAUDP15_MASK,
+				   MT6357_NVREG_EN_VAUDP15_DISABLE);
+		/* Disable cap-less LDOs (1.5V) */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON12,
+				   MT6357_VA33REFGEN_EN_VA18_MASK |
+				   MT6357_LCLDO_REMOTE_SENSE_VA18_MASK |
+				   MT6357_LCLDO_EN_VA18_MASK |
+				   MT6357_HCLDO_REMOTE_SENSE_VA18_MASK |
+				   MT6357_HCLDO_EN_VA18_MASK,
+				   MT6357_VA33REFGEN_EN_VA18_DISABLE |
+				   MT6357_LCLDO_REMOTE_SENSE_VA18_DISABLE |
+				   MT6357_LCLDO_EN_VA18_DISABLE |
+				   MT6357_HCLDO_REMOTE_SENSE_VA18_DISABLE |
+				   MT6357_HCLDO_EN_VA18_DISABLE);
+		/* Disable NCP */
+		regmap_update_bits(priv->regmap, MT6357_AUDNCP_CLKDIV_CON3,
+				   MT6357_DIVCKS_PWD_NCP_MASK, MT6357_DIVCKS_PWD_NCP_DISABLE);
+	}
+}
+
+static int mt_audio_in_event(struct snd_soc_dapm_widget *w,
+			     struct snd_kcontrol *kcontrol,
+			     int event)
+{
+	struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);
+	struct mt6357_priv *priv = snd_soc_component_get_drvdata(cmpnt);
+
+	switch (event) {
+	case SND_SOC_DAPM_PRE_PMU:
+		set_playback_gpio(priv, true);
+
+		/* Pull-down HPL/R to AVSS28_AUD */
+		if (priv->pull_down_needed)
+			hp_pull_down(priv, true);
+
+		/* Disable HP main CMFB Switch */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON6,
+				   MT6357_HPRL_MAIN_CMFB_LOOP_MASK,
+				   MT6357_HPRL_MAIN_CMFB_LOOP_DISABLE);
+		/* Audio system digital clock power down release */
+		regmap_write(priv->regmap, MT6357_AFUNC_AUD_CON2,
+			     MT6357_CCI_AUDIO_FIFO_DISABLE |
+			     MT6357_CCI_ACD_MODE_NORMAL_PATH |
+			     MT6357_CCI_AFIFO_CLK_PWDB_ON |
+			     MT6357_CCI_ACD_FUNC_RSTB_RESET);
+		/* sdm audio fifo clock power on */
+		regmap_write(priv->regmap, MT6357_AFUNC_AUD_CON0,
+			     MT6357_CCI_AUD_ANACK_INVERT |
+			     (4 << MT6357_CCI_AUDIO_FIFO_WPTR_SFT) |
+			     MT6357_CCI_SCRAMBLER_CG_ENABLE |
+			     MT6357_CCI_RAND_ENABLE |
+			     MT6357_CCI_SPLT_SCRMB_CLK_ON |
+			     MT6357_CCI_SPLT_SCRMB_ON |
+			     MT6357_CCI_ZERO_PADDING_DISABLE |
+			     MT6357_CCI_SCRAMBLER_ENABLE);
+		/* scrambler clock on enable */
+		regmap_write(priv->regmap, MT6357_AFUNC_AUD_CON2,
+			     MT6357_CCI_AUDIO_FIFO_DISABLE |
+			     MT6357_CCI_ACD_MODE_TEST_PATH |
+			     MT6357_CCI_AFIFO_CLK_PWDB_ON |
+			     MT6357_CCI_ACD_FUNC_RSTB_RELEASE);
+		/* sdm power on */
+		regmap_write(priv->regmap, MT6357_AFUNC_AUD_CON2,
+			     MT6357_CCI_AUDIO_FIFO_ENABLE |
+			     MT6357_CCI_ACD_MODE_TEST_PATH |
+			     MT6357_CCI_AFIFO_CLK_PWDB_ON |
+			     MT6357_CCI_ACD_FUNC_RSTB_RELEASE);
+
+		configure_downlinks(priv, true);
+		break;
+	case SND_SOC_DAPM_POST_PMD:
+		configure_downlinks(priv, false);
+		/* DL scrambler disabling sequence */
+		regmap_write(priv->regmap, MT6357_AFUNC_AUD_CON2,
+			     MT6357_CCI_AUDIO_FIFO_DISABLE |
+			     MT6357_CCI_ACD_MODE_TEST_PATH |
+			     MT6357_CCI_AFIFO_CLK_PWDB_DOWN |
+			     MT6357_CCI_ACD_FUNC_RSTB_RESET);
+		regmap_write(priv->regmap, MT6357_AFUNC_AUD_CON0,
+			     MT6357_CCI_AUD_ANACK_INVERT |
+			     (4 << MT6357_CCI_AUDIO_FIFO_WPTR_SFT) |
+			     MT6357_CCI_SCRAMBLER_CG_ENABLE |
+			     MT6357_CCI_RAND_ENABLE |
+			     MT6357_CCI_SPLT_SCRMB_CLK_ON |
+			     MT6357_CCI_SPLT_SCRMB_ON |
+			     MT6357_CCI_ZERO_PADDING_DISABLE |
+			     MT6357_CCI_SCRAMBLER_DISABLE);
+
+		set_playback_gpio(priv, false);
+
+		/* disable Pull-down HPL/R to AVSS28_AUD */
+		if (priv->pull_down_needed)
+			hp_pull_down(priv, false);
+		break;
+	default:
+		break;
+	}
+
+	return 0;
+}
+
+static int mt_delay_250_event(struct snd_soc_dapm_widget *w,
+			      struct snd_kcontrol *kcontrol,
+			      int event)
+{
+	switch (event) {
+	case SND_SOC_DAPM_POST_PMU:
+		usleep_range(250, 270);
+		break;
+	case SND_SOC_DAPM_PRE_PMD:
+		usleep_range(250, 270);
+		break;
+	default:
+		break;
+	}
+
+	return 0;
+}
+
+static int lo_mux_event(struct snd_soc_dapm_widget *w,
+			struct snd_kcontrol *kcontrol,
+			int event)
+{
+	struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);
+	struct mt6357_priv *priv = snd_soc_component_get_drvdata(cmpnt);
+	int lgain, rgain;
+
+	/* Get current gain value */
+	regmap_read(priv->regmap, MT6357_ZCD_CON1, &lgain);
+	rgain = (lgain & MT6357_AUD_LOR_GAIN_MASK) >> MT6357_AUD_LOR_GAIN_SFT;
+	lgain = lgain & MT6357_AUD_LOL_GAIN_MASK;
+	switch (event) {
+	case SND_SOC_DAPM_POST_PMU:
+		/* Set -40dB before enable HS to avoid POP noise */
+		regmap_update_bits(priv->regmap, MT6357_ZCD_CON1,
+				   MT6357_AUD_LOL_GAIN_MASK |
+				   MT6357_AUD_LOR_GAIN_MASK,
+				   MT6357_DL_GAIN_N_40DB_REG);
+		/* Set LO STB enhance circuits */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON4,
+				   MT6357_AUD_LOLOUT_STB_ENH_VAUDP15_MASK,
+				   MT6357_AUD_LOLOUT_STB_ENH_VAUDP15_ENABLE);
+		/* Enable LO driver bias circuits */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON4,
+				   MT6357_AUD_LOL_PWRUP_BIAS_VAUDP15_MASK,
+				   MT6357_AUD_LOL_PWRUP_BIAS_VAUDP15_ENABLE);
+		/* Enable LO driver core circuits */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON4,
+				   MT6357_AUD_LOL_PWRUP_VAUDP15_MASK,
+				   MT6357_AUD_LOL_PWRUP_VAUDP15_ENABLE);
+		/* Set LOL gain to normal gain step by step */
+		lo_volume_ramp(priv, DL_GAIN_N_40DB, lgain,
+			       DL_GAIN_N_40DB, rgain);
+		break;
+	case SND_SOC_DAPM_PRE_PMD:
+		/* decrease LOL gain to minimum gain step by step */
+
+		lo_volume_ramp(priv, lgain, DL_GAIN_N_40DB,
+			       rgain, DL_GAIN_N_40DB);
+		/* Disable LO driver core circuits */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON4,
+				   MT6357_AUD_LOL_PWRUP_VAUDP15_MASK,
+				   MT6357_AUD_LOL_PWRUP_VAUDP15_DISABLE);
+		/* Disable LO driver bias circuits */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON4,
+				   MT6357_AUD_LOL_PWRUP_BIAS_VAUDP15_MASK,
+				   MT6357_AUD_LOL_PWRUP_BIAS_VAUDP15_DISABLE);
+		/* Clear LO STB enhance circuits */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON4,
+				   MT6357_AUD_LOLOUT_STB_ENH_VAUDP15_MASK,
+				   MT6357_AUD_LOLOUT_STB_ENH_VAUDP15_DISABLE);
+		/* Save the gain value into the register*/
+		regmap_update_bits(priv->regmap, MT6357_ZCD_CON1,
+				   MT6357_AUD_LOL_GAIN_MASK |
+				   MT6357_AUD_LOR_GAIN_MASK,
+				   lgain << MT6357_AUD_LOL_GAIN_SFT |
+				   rgain << MT6357_AUD_LOR_GAIN_SFT);
+
+		break;
+	default:
+		break;
+	}
+
+	return 0;
+}
+
+static int hs_mux_event(struct snd_soc_dapm_widget *w,
+			struct snd_kcontrol *kcontrol,
+			int event)
+{
+	struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);
+	struct mt6357_priv *priv = snd_soc_component_get_drvdata(cmpnt);
+	int gain; /* HS register has only one gain slot */
+
+	/* Get current gain value */
+	regmap_read(priv->regmap, MT6357_ZCD_CON3, &gain);
+	switch (event) {
+	case SND_SOC_DAPM_POST_PMU:
+		/* Set -40dB before enable HS to avoid POP noise */
+		regmap_update_bits(priv->regmap, MT6357_ZCD_CON3,
+				   MT6357_AUD_HS_GAIN_MASK,
+				   DL_GAIN_N_40DB);
+
+		/* Set HS STB enhance circuits */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON3,
+				   MT6357_AUD_HSOUT_STB_ENH_VAUDP15_MASK,
+				   MT6357_AUD_HSOUT_STB_ENH_VAUDP15_ENABLE);
+		/* Enable HS driver bias circuits */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON3,
+				   MT6357_AUD_HS_PWRUP_BIAS_VAUDP15_MASK,
+				   MT6357_AUD_HS_PWRUP_BIAS_VAUDP15_ENABLE);
+		/* Enable HS driver core circuits */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON3,
+				   MT6357_AUD_HS_PWRUP_VAUDP15_MASK,
+				   MT6357_AUD_HS_PWRUP_VAUDP15_ENABLE);
+		/* Set HS gain to normal gain step by step */
+		hs_volume_ramp(priv, DL_GAIN_N_40DB, gain);
+		break;
+	case SND_SOC_DAPM_PRE_PMD:
+		/* decrease HS gain to minimum gain step by step */
+		hs_volume_ramp(priv,  gain, DL_GAIN_N_40DB);
+		/* Disable HS driver core circuits */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON3,
+				   MT6357_AUD_HS_PWRUP_VAUDP15_MASK,
+				   MT6357_AUD_HS_PWRUP_VAUDP15_DISABLE);
+		/* Disable HS driver bias circuits */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON3,
+				   MT6357_AUD_HS_PWRUP_BIAS_VAUDP15_MASK,
+				   MT6357_AUD_HS_PWRUP_BIAS_VAUDP15_ENABLE);
+		/* Clear HS STB enhance circuits */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON3,
+				   MT6357_AUD_HSOUT_STB_ENH_VAUDP15_MASK,
+				   MT6357_AUD_HSOUT_STB_ENH_VAUDP15_DISABLE);
+		/* Save the gain value into the register*/
+		regmap_update_bits(priv->regmap, MT6357_ZCD_CON3,
+				   MT6357_AUD_HS_GAIN_MASK, gain);
+		break;
+	default:
+		break;
+	}
+
+	return 0;
+}
+
+static int hp_main_mux_event(struct snd_soc_dapm_widget *w,
+			     struct snd_kcontrol *kcontrol,
+			     int event)
+{
+	struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);
+	struct mt6357_priv *priv = snd_soc_component_get_drvdata(cmpnt);
+	int lgain, rgain;
+
+	/* Get current gain value */
+	regmap_read(priv->regmap, MT6357_ZCD_CON2, &lgain);
+	rgain = (lgain & MT6357_AUD_HPR_GAIN_MASK) >> MT6357_AUD_HPR_GAIN_SFT;
+	lgain = lgain & MT6357_AUD_HPL_GAIN_MASK;
+	switch (event) {
+	case SND_SOC_DAPM_POST_PMU:
+		priv->hp_channel_number++;
+		if (priv->hp_channel_number > 1)
+			break;
+		/* Set -40dB before enable HS to avoid POP noise */
+		regmap_update_bits(priv->regmap, MT6357_ZCD_CON2,
+				   MT6357_AUD_HPL_GAIN_MASK |
+				   MT6357_AUD_HPR_GAIN_MASK,
+				   MT6357_DL_GAIN_N_40DB_REG);
+		/* Set HPP/N STB enhance circuits */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON2,
+				   MT6357_HPROUT_STB_ENH_VAUDP15_MASK |
+				   MT6357_HPLOUT_STB_ENH_VAUDP15_MASK,
+				   MT6357_HPROUT_STB_ENH_VAUDP15_N470_P250 |
+				   MT6357_HPLOUT_STB_ENH_VAUDP15_N470_P250);
+		/* Enable HP aux output stage */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON1,
+				   MT6357_HPROUT_AUX_PWRUP_VAUDP15_MASK |
+				   MT6357_HPLOUT_AUX_PWRUP_VAUDP15_MASK,
+				   MT6357_HPROUT_AUX_PWRUP_VAUDP15_ENABLE |
+				   MT6357_HPLOUT_AUX_PWRUP_VAUDP15_ENABLE);
+		/* Enable HP aux feedback loop */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON1,
+				   MT6357_HPR_AUX_FBRSW_VAUDP15_MASK |
+				   MT6357_HPL_AUX_FBRSW_VAUDP15_MASK,
+				   MT6357_HPR_AUX_FBRSW_VAUDP15_ENABLE |
+				   MT6357_HPL_AUX_FBRSW_VAUDP15_ENABLE);
+		/* Enable HP aux CMFB loop */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON6,
+				   MT6357_HP_CMFB_RST_MASK |
+				   MT6357_HPL_AUX_CMFB_LOOP_MASK |
+				   MT6357_HPR_AUX_CMFB_LOOP_MASK,
+				   MT6357_HP_CMFB_RST_NORMAL |
+				   MT6357_HPL_AUX_CMFB_LOOP_ENABLE |
+				   MT6357_HPR_AUX_CMFB_LOOP_ENABLE);
+		/* Enable HP driver bias circuits */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON0,
+				   MT6357_AUD_HPR_BIAS_VAUDP15_MASK |
+				   MT6357_AUD_HPL_BIAS_VAUDP15_MASK,
+				   MT6357_AUD_HPR_BIAS_VAUDP15_ENABLE |
+				   MT6357_AUD_HPL_BIAS_VAUDP15_ENABLE);
+		/* Enable HP driver core circuits */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON0,
+				   MT6357_AUD_HPR_PWRUP_VAUDP15_MASK |
+				   MT6357_AUD_HPL_PWRUP_VAUDP15_MASK,
+				   MT6357_AUD_HPR_PWRUP_VAUDP15_ENABLE |
+				   MT6357_AUD_HPL_PWRUP_VAUDP15_ENABLE);
+		/* Short HP main output to HP aux output stage */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON1,
+				   MT6357_HPR_SHORT2HPR_AUX_VAUDP15_MASK |
+				   MT6357_HPL_SHORT2HPR_AUX_VAUDP15_MASK,
+				   MT6357_HPR_SHORT2HPR_AUX_VAUDP15_ENABLE |
+				   MT6357_HPL_SHORT2HPR_AUX_VAUDP15_ENABLE);
+		/* Enable HP main CMFB loop */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON6,
+				   MT6357_HPRL_MAIN_CMFB_LOOP_MASK,
+				   MT6357_HPRL_MAIN_CMFB_LOOP_ENABLE);
+		/* Disable HP aux CMFB loop */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON6,
+				   MT6357_HPR_AUX_CMFB_LOOP_MASK |
+				   MT6357_HPL_AUX_CMFB_LOOP_MASK,
+				   MT6357_HPR_AUX_CMFB_LOOP_DISABLE |
+				   MT6357_HPL_AUX_CMFB_LOOP_DISABLE);
+		/* Enable HP main output stage */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON1,
+				   MT6357_HPROUT_PWRUP_VAUDP15_MASK |
+				   MT6357_HPLOUT_PWRUP_VAUDP15_MASK,
+				   MT6357_HPROUT_PWRUP_VAUDP15_ENABLE |
+				   MT6357_HPLOUT_PWRUP_VAUDP15_ENABLE);
+		/* Enable HPR/L main output stage step by step */
+		hp_main_output_ramp(priv, true);
+		usleep_range(1000, 1200);
+		/* Reduce HP aux feedback loop gain */
+		hp_aux_feedback_loop_gain_ramp(priv, true);
+		/* Disable HP aux feedback loop */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON1,
+				   MT6357_HPR_AUX_FBRSW_VAUDP15_MASK |
+				   MT6357_HPL_AUX_FBRSW_VAUDP15_MASK,
+				   MT6357_HPR_AUX_FBRSW_VAUDP15_DISABLE |
+				   MT6357_HPL_AUX_FBRSW_VAUDP15_DISABLE);
+		/* apply volume setting */
+		hp_volume_ramp(priv, DL_GAIN_N_40DB, lgain,
+			       DL_GAIN_N_40DB, rgain);
+		/* Disable HP aux output stage */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON1,
+				   MT6357_HPROUT_AUX_PWRUP_VAUDP15_MASK |
+				   MT6357_HPLOUT_AUX_PWRUP_VAUDP15_MASK,
+				   MT6357_HPROUT_AUX_PWRUP_VAUDP15_DISABLE |
+				   MT6357_HPLOUT_AUX_PWRUP_VAUDP15_DISABLE);
+		/* Unshort HP main output to HP aux output stage */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON1,
+				   MT6357_HPR_SHORT2HPR_AUX_VAUDP15_MASK |
+				   MT6357_HPL_SHORT2HPR_AUX_VAUDP15_MASK,
+				   MT6357_HPR_SHORT2HPR_AUX_VAUDP15_DISABLE |
+				   MT6357_HPL_SHORT2HPR_AUX_VAUDP15_DISABLE);
+		usleep_range(100, 120);
+		break;
+	case SND_SOC_DAPM_PRE_PMD:
+		priv->hp_channel_number--;
+		if (priv->hp_channel_number > 0)
+			break;
+		/* Short HP main output to HP aux output stage */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON1,
+				   MT6357_HPR_SHORT2HPR_AUX_VAUDP15_MASK |
+				   MT6357_HPL_SHORT2HPR_AUX_VAUDP15_MASK,
+				   MT6357_HPR_SHORT2HPR_AUX_VAUDP15_ENABLE |
+				   MT6357_HPL_SHORT2HPR_AUX_VAUDP15_ENABLE);
+		/* Enable HP aux output stage */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON1,
+				   MT6357_HPROUT_AUX_PWRUP_VAUDP15_MASK |
+				   MT6357_HPLOUT_AUX_PWRUP_VAUDP15_MASK,
+				   MT6357_HPROUT_AUX_PWRUP_VAUDP15_ENABLE |
+				   MT6357_HPLOUT_AUX_PWRUP_VAUDP15_ENABLE);
+		/* decrease HPL/R gain to normal gain step by step */
+		hp_volume_ramp(priv, lgain, DL_GAIN_N_40DB,
+			       rgain, DL_GAIN_N_40DB);
+		/* Enable HP aux feedback loop */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON1,
+				   MT6357_HPR_AUX_FBRSW_VAUDP15_MASK |
+				   MT6357_HPL_AUX_FBRSW_VAUDP15_MASK,
+				   MT6357_HPR_AUX_FBRSW_VAUDP15_ENABLE |
+				   MT6357_HPL_AUX_FBRSW_VAUDP15_ENABLE);
+		/* Reduce HP aux feedback loop gain */
+		hp_aux_feedback_loop_gain_ramp(priv, false);
+		/* decrease HPR/L main output stage step by step */
+		hp_main_output_ramp(priv, false);
+		/* Disable HP main output stage */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON1,
+				   MT6357_HPROUT_PWRUP_VAUDP15_MASK |
+				   MT6357_HPLOUT_PWRUP_VAUDP15_MASK,
+				   MT6357_HPROUT_PWRUP_VAUDP15_DISABLE |
+				   MT6357_HPLOUT_PWRUP_VAUDP15_DISABLE);
+		/* Enable HP aux CMFB loop */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON6,
+				   MT6357_HP_CMFB_RST_MASK |
+				   MT6357_HPL_AUX_CMFB_LOOP_MASK |
+				   MT6357_HPR_AUX_CMFB_LOOP_MASK,
+				   MT6357_HP_CMFB_RST_RESET |
+				   MT6357_HPL_AUX_CMFB_LOOP_ENABLE |
+				   MT6357_HPR_AUX_CMFB_LOOP_ENABLE);
+		/* Disable HP main CMFB loop */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON6,
+				   MT6357_HPRL_MAIN_CMFB_LOOP_MASK,
+				   MT6357_HPRL_MAIN_CMFB_LOOP_DISABLE);
+		/* Unshort HP main output to HP aux output stage */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON1,
+				   MT6357_HPR_SHORT2HPR_AUX_VAUDP15_MASK |
+				   MT6357_HPL_SHORT2HPR_AUX_VAUDP15_MASK,
+				   MT6357_HPR_SHORT2HPR_AUX_VAUDP15_DISABLE |
+				   MT6357_HPL_SHORT2HPR_AUX_VAUDP15_DISABLE);
+		/* Disable HP driver core circuits */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON0,
+				   MT6357_AUD_HPR_PWRUP_VAUDP15_MASK |
+				   MT6357_AUD_HPL_PWRUP_VAUDP15_MASK,
+				   MT6357_AUD_HPR_PWRUP_VAUDP15_DISABLE |
+				   MT6357_AUD_HPL_PWRUP_VAUDP15_DISABLE);
+		/* Disable HP driver bias circuits */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON0,
+				   MT6357_AUD_HPR_BIAS_VAUDP15_MASK |
+				   MT6357_AUD_HPL_BIAS_VAUDP15_MASK,
+				   MT6357_AUD_HPR_BIAS_VAUDP15_DISABLE |
+				   MT6357_AUD_HPL_BIAS_VAUDP15_DISABLE);
+		/* Disable HP aux CMFB loop,
+		 * Enable HP main CMFB for HP off state
+		 */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON6,
+				   MT6357_HPRL_MAIN_CMFB_LOOP_MASK |
+				   MT6357_HPR_AUX_CMFB_LOOP_MASK |
+				   MT6357_HPL_AUX_CMFB_LOOP_MASK,
+				   MT6357_HPRL_MAIN_CMFB_LOOP_ENABLE |
+				   MT6357_HPR_AUX_CMFB_LOOP_DISABLE |
+				   MT6357_HPL_AUX_CMFB_LOOP_DISABLE);
+		/* Disable HP aux feedback loop */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON1,
+				   MT6357_HPR_AUX_FBRSW_VAUDP15_MASK |
+				   MT6357_HPL_AUX_FBRSW_VAUDP15_MASK,
+				   MT6357_HPR_AUX_FBRSW_VAUDP15_DISABLE |
+				   MT6357_HPL_AUX_FBRSW_VAUDP15_DISABLE);
+		/* Disable HP aux output stage */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON1,
+				   MT6357_HPROUT_AUX_PWRUP_VAUDP15_MASK |
+				   MT6357_HPLOUT_AUX_PWRUP_VAUDP15_MASK,
+				   MT6357_HPROUT_AUX_PWRUP_VAUDP15_DISABLE |
+				   MT6357_HPLOUT_AUX_PWRUP_VAUDP15_DISABLE);
+		/* Save the gain value into the register*/
+		regmap_update_bits(priv->regmap, MT6357_ZCD_CON2,
+				   MT6357_AUD_HPL_GAIN_MASK |
+				   MT6357_AUD_HPR_GAIN_MASK,
+				   lgain << MT6357_AUD_HPL_GAIN_SFT |
+				   rgain << MT6357_AUD_HPR_GAIN_SFT);
+		break;
+	default:
+		break;
+	}
+
+	return 0;
+}
+
+static int right_dac_event(struct snd_soc_dapm_widget *w,
+			   struct snd_kcontrol *kcontrol,
+			   int event)
+{
+	struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);
+	struct mt6357_priv *priv = snd_soc_component_get_drvdata(cmpnt);
+
+	switch (event) {
+	case SND_SOC_DAPM_PRE_PMU:
+		/* Enable Audio DAC and control audio bias gen */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON0,
+				   MT6357_AUD_DACR_PWRUP_VA28_MASK |
+				   MT6357_AUD_DACR_PWRUP_VAUDP15_MASK,
+				   MT6357_AUD_DACR_PWRUP_VA28_ENABLE |
+				   MT6357_AUD_DACR_PWRUP_VAUDP15_ENABLE);
+		break;
+	case SND_SOC_DAPM_POST_PMU:
+		/* disable Pull-down HPL/R to AVSS28_AUD */
+		if (priv->pull_down_needed)
+			hp_pull_down(priv, false);
+		break;
+	case SND_SOC_DAPM_PRE_PMD:
+		/* Pull-down HPL/R to AVSS28_AUD */
+		if (priv->pull_down_needed)
+			hp_pull_down(priv, true);
+		/* Disable Audio DAC and control audio bias gen  */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON0,
+				   MT6357_AUD_DACR_PWRUP_VA28_MASK |
+				   MT6357_AUD_DACR_PWRUP_VAUDP15_MASK,
+				   MT6357_AUD_DACR_PWRUP_VA28_DISABLE |
+				   MT6357_AUD_DACR_PWRUP_VAUDP15_DISABLE);
+		break;
+	default:
+		break;
+	}
+
+	return 0;
+}
+
+static int left_dac_event(struct snd_soc_dapm_widget *w,
+			  struct snd_kcontrol *kcontrol,
+			  int event)
+{
+	struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);
+	struct mt6357_priv *priv = snd_soc_component_get_drvdata(cmpnt);
+
+	switch (event) {
+	case SND_SOC_DAPM_PRE_PMU:
+		/* Enable Audio DAC and control audio bias gen  */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON0,
+				   MT6357_AUD_DACL_PWRUP_VA28_MASK |
+				   MT6357_AUD_DACL_PWRUP_VAUDP15_MASK,
+				   MT6357_AUD_DACL_PWRUP_VA28_ENABLE |
+				   MT6357_AUD_DACL_PWRUP_VAUDP15_ENABLE);
+		break;
+	case SND_SOC_DAPM_POST_PMU:
+		/* disable Pull-down HPL/R to AVSS28_AUD */
+		if (priv->pull_down_needed)
+			hp_pull_down(priv, false);
+		break;
+	case SND_SOC_DAPM_PRE_PMD:
+		/* Pull-down HPL/R to AVSS28_AUD */
+		if (priv->pull_down_needed)
+			hp_pull_down(priv, true);
+		/* Disable Audio DAC and control audio bias gen  */
+		regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON0,
+				   MT6357_AUD_DACL_PWRUP_VA28_MASK |
+				   MT6357_AUD_DACL_PWRUP_VAUDP15_MASK,
+				   MT6357_AUD_DACL_PWRUP_VA28_DISABLE |
+				   MT6357_AUD_DACL_PWRUP_VAUDP15_DISABLE);
+		break;
+	default:
+		break;
+	}
+
+	return 0;
+}
+
+/* Supply widgets subsequence */
+enum {
+	/* common */
+	SUPPLY_SEQ_CLK_BUF,
+	SUPPLY_SEQ_AUD_GLB,
+	SUPPLY_SEQ_CLKSQ,
+	SUPPLY_SEQ_VOW_AUD_LPW,
+	SUPPLY_SEQ_AUD_VOW,
+	SUPPLY_SEQ_VOW_CLK,
+	SUPPLY_SEQ_VOW_LDO,
+	SUPPLY_SEQ_TOP_CK,
+	SUPPLY_SEQ_TOP_CK_LAST,
+	SUPPLY_SEQ_AUD_TOP,
+	SUPPLY_SEQ_AUD_TOP_LAST,
+	SUPPLY_SEQ_AFE,
+	/* capture */
+	SUPPLY_SEQ_ADC_SUPPLY,
+};
+
+/* DAPM Widgets */
+static const struct snd_soc_dapm_widget mt6357_dapm_widgets[] = {
+	/* Analog Clocks */
+	SND_SOC_DAPM_SUPPLY_S("CLK_BUF", SUPPLY_SEQ_CLK_BUF,
+			      MT6357_DCXO_CW14,
+			      MT6357_XO_AUDIO_EN_M_SFT, 0, NULL, 0),
+	SND_SOC_DAPM_SUPPLY_S("AUDGLB", SUPPLY_SEQ_AUD_GLB,
+			      MT6357_AUDDEC_ANA_CON11,
+			      MT6357_AUDGLB_PWRDN_VA28_SFT, 1, NULL, 0),
+	SND_SOC_DAPM_SUPPLY_S("CLKSQ Audio", SUPPLY_SEQ_CLKSQ,
+			      MT6357_AUDENC_ANA_CON6,
+			      MT6357_CLKSQ_EN_SFT, 0, NULL, 0),
+	SND_SOC_DAPM_SUPPLY_S("AUDNCP_CK", SUPPLY_SEQ_TOP_CK,
+			      MT6357_AUD_TOP_CKPDN_CON0,
+			      MT6357_AUDNCP_CK_PDN_SFT, 1, NULL, 0),
+	SND_SOC_DAPM_SUPPLY_S("ZCD13M_CK", SUPPLY_SEQ_TOP_CK,
+			      MT6357_AUD_TOP_CKPDN_CON0,
+			      MT6357_ZCD13M_CK_PDN_SFT, 1, NULL, 0),
+	SND_SOC_DAPM_SUPPLY_S("AUD_CK", SUPPLY_SEQ_TOP_CK_LAST,
+			      MT6357_AUD_TOP_CKPDN_CON0,
+			      MT6357_AUD_CK_PDN_SFT, 1,
+			      mt_delay_250_event,
+			      SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
+	SND_SOC_DAPM_SUPPLY_S("AUDIF_CK", SUPPLY_SEQ_TOP_CK,
+			      MT6357_AUD_TOP_CKPDN_CON0,
+			      MT6357_AUDIF_CK_PDN_SFT, 1, NULL, 0),
+
+	/* Digital Clocks */
+	SND_SOC_DAPM_SUPPLY_S("AUDIO_TOP_AFE_CTL", SUPPLY_SEQ_AUD_TOP_LAST,
+			      MT6357_AUDIO_TOP_CON0,
+			      MT6357_PDN_AFE_CTL_SFT, 1,
+			      mt_delay_250_event,
+			      SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
+	SND_SOC_DAPM_SUPPLY_S("AUDIO_TOP_DAC_CTL", SUPPLY_SEQ_AUD_TOP,
+			      MT6357_AUDIO_TOP_CON0,
+			      MT6357_PDN_DAC_CTL_SFT, 1, NULL, 0),
+	SND_SOC_DAPM_SUPPLY_S("AUDIO_TOP_ADC_CTL", SUPPLY_SEQ_AUD_TOP,
+			      MT6357_AUDIO_TOP_CON0,
+			      MT6357_PDN_ADC_CTL_SFT, 1, NULL, 0),
+	SND_SOC_DAPM_SUPPLY_S("AUDIO_TOP_I2S_DL", SUPPLY_SEQ_AUD_TOP,
+			      MT6357_AUDIO_TOP_CON0,
+			      MT6357_PDN_I2S_DL_CTL_SFT, 1, NULL, 0),
+	SND_SOC_DAPM_SUPPLY_S("AUDIO_TOP_PWR_CLK", SUPPLY_SEQ_AUD_TOP,
+			      MT6357_AUDIO_TOP_CON0,
+			      MT6357_PWR_CLK_DIS_CTL_SFT, 1, NULL, 0),
+	SND_SOC_DAPM_SUPPLY_S("AUDIO_TOP_PDN_AFE_TESTMODEL", SUPPLY_SEQ_AUD_TOP,
+			      MT6357_AUDIO_TOP_CON0,
+			      MT6357_PDN_AFE_TESTMODEL_CTL_SFT, 1, NULL, 0),
+	SND_SOC_DAPM_SUPPLY_S("AUDIO_TOP_PDN_RESERVED", SUPPLY_SEQ_AUD_TOP,
+			      MT6357_AUDIO_TOP_CON0,
+			      MT6357_PDN_RESERVED_SFT, 1, NULL, 0),
+	SND_SOC_DAPM_SUPPLY_S("AUDIO_TOP_LPBK", SUPPLY_SEQ_AUD_TOP,
+			      MT6357_AUDIO_TOP_CON0,
+			      MT6357_PDN_LPBK_CTL_SFT, 1, NULL, 0),
+
+	/* General */
+	SND_SOC_DAPM_SUPPLY_S("AFE_ON", SUPPLY_SEQ_AFE,
+			      MT6357_AFE_UL_DL_CON0,
+			      MT6357_AFE_ON_SFT, 0, NULL, 0),
+
+	/* Uplinks */
+	SND_SOC_DAPM_AIF_OUT_E("AIF1TX", "MT6357 Capture", 0,
+			       SND_SOC_NOPM, 0, 0,
+			       mt_aif_out_event,
+			       SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
+	SND_SOC_DAPM_SUPPLY_S("ADC Supply", SUPPLY_SEQ_ADC_SUPPLY,
+			      SND_SOC_NOPM, 0, 0,
+			      mt_adc_supply_event,
+			      SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
+	SND_SOC_DAPM_ADC_E("ADC", NULL, SND_SOC_NOPM, 0, 0, adc_enable_event,
+			   SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
+	SND_SOC_DAPM_MUX_E("PGA L Mux", SND_SOC_NOPM, 0, 0,
+			   &pga_left_mux_control,
+			   mt_pga_left_event,
+			   SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
+	SND_SOC_DAPM_MUX_E("PGA R Mux", SND_SOC_NOPM, 0, 0,
+			   &pga_right_mux_control,
+			   mt_pga_right_event,
+			   SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
+	SND_SOC_DAPM_PGA("PGA L", SND_SOC_NOPM, 0, 0, NULL, 0),
+	SND_SOC_DAPM_PGA("PGA R", SND_SOC_NOPM, 0, 0, NULL, 0),
+	SND_SOC_DAPM_MUX_E("Mic Type Mux", SND_SOC_NOPM, 0, 0,
+			   &mic_type_mux_control,
+			   mt_mic_type_event,
+			   SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
+	SND_SOC_DAPM_SUPPLY("MICBIAS0", MT6357_AUDENC_ANA_CON8,
+			    MT6357_AUD_MICBIAS0_PWD_SFT, 0, NULL, 0),
+	SND_SOC_DAPM_SUPPLY("MICBIAS1", MT6357_AUDENC_ANA_CON9,
+			    MT6357_AUD_MICBIAS1_PWD_SFT, 0, NULL, 0),
+
+	/* UL inputs */
+	SND_SOC_DAPM_INPUT("AIN0"),
+	SND_SOC_DAPM_INPUT("AIN1"),
+	SND_SOC_DAPM_INPUT("AIN2"),
+	SND_SOC_DAPM_INPUT("LPBK"),
+	SND_SOC_DAPM_INPUT("SGEN UL"),
+
+	/* Downlinks */
+	SND_SOC_DAPM_AIF_IN_E("AIF_RX", "MT6357 Playback", 0,
+			      SND_SOC_NOPM, 0, 0,
+			      mt_audio_in_event,
+			      SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
+	SND_SOC_DAPM_INPUT("SGEN DL"),
+	SND_SOC_DAPM_MUX("DAC Mux", SND_SOC_NOPM, 0, 0, &dac_mux_control),
+
+	SND_SOC_DAPM_DAC_E("DACR", NULL, SND_SOC_NOPM, 0, 0, right_dac_event,
+			   SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
+	SND_SOC_DAPM_DAC_E("DACL", NULL, SND_SOC_NOPM, 0, 0, left_dac_event,
+			   SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
+
+	SND_SOC_DAPM_SUPPLY("DL Digital Supply", SND_SOC_NOPM, 0, 0, NULL, 0),
+	SND_SOC_DAPM_SUPPLY("DL Analog Supply", SND_SOC_NOPM, 0, 0, NULL, 0),
+	SND_SOC_DAPM_SUPPLY("DL SRC", MT6357_AFE_DL_SRC2_CON0_L,
+			    MT6357_DL_2_SRC_ON_TMP_CTL_PRE_SFT, 0, NULL, 0),
+
+	SND_SOC_DAPM_MUX_E("Line Out Source", SND_SOC_NOPM, 0, 0, &lo_mux_control,
+			   lo_mux_event,
+			   SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
+
+	SND_SOC_DAPM_MUX_E("Handset Source", SND_SOC_NOPM, 0, 0, &hs_mux_control,
+			   hs_mux_event,
+			   SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
+
+	SND_SOC_DAPM_MUX_E("Headphone Right Source", SND_SOC_NOPM, 0, 0, &hpr_mux_control,
+			   hp_main_mux_event,
+			   SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
+
+	SND_SOC_DAPM_MUX_E("Headphone Left Source", SND_SOC_NOPM, 0, 0, &hpl_mux_control,
+			   hp_main_mux_event,
+			   SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
+	/* DL outputs */
+	SND_SOC_DAPM_OUTPUT("Headphones"),
+	SND_SOC_DAPM_OUTPUT("Hansdet"),
+	SND_SOC_DAPM_OUTPUT("Line out"),
+
+	/* Sine generator */
+	SND_SOC_DAPM_SUPPLY("SGEN UL Enable",
+			    MT6357_AFE_TOP_CON0, MT6357_UL_SINE_ON_SFT, 0, NULL, 0),
+	SND_SOC_DAPM_SUPPLY("SGEN Enable",
+			    MT6357_AFE_SGEN_CFG0,
+			    MT6357_SGEN_DAC_EN_CTL_SFT, 0, mt_audio_in_event,
+			    SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
+	SND_SOC_DAPM_SUPPLY("SGEN MUTE",
+			    MT6357_AFE_SGEN_CFG0,
+			    MT6357_SGEN_MUTE_SW_CTL_SFT, 1, NULL, 0)
+};
+
+static const struct snd_soc_dapm_route mt6357_dapm_routes[] = {
+	/* Capture */
+	{"AIF1TX", NULL, "Mic Type Mux"},
+	{"AIF1TX", NULL, "CLK_BUF"},
+	{"AIF1TX", NULL, "AUDGLB"},
+	{"AIF1TX", NULL, "CLKSQ Audio"},
+	{"AIF1TX", NULL, "AUD_CK"},
+	{"AIF1TX", NULL, "AUDIF_CK"},
+
+	{"AIF1TX", NULL, "AUDIO_TOP_AFE_CTL"},
+	{"AIF1TX", NULL, "AUDIO_TOP_ADC_CTL"},
+	{"AIF1TX", NULL, "AUDIO_TOP_PWR_CLK"},
+	{"AIF1TX", NULL, "AUDIO_TOP_PDN_RESERVED"},
+	{"AIF1TX", NULL, "AUDIO_TOP_I2S_DL"},
+	{"AIF1TX", NULL, "AFE_ON"},
+
+	{"Mic Type Mux", "ACC", "ADC"},
+	{"Mic Type Mux", "DCC", "ADC"},
+	{"Mic Type Mux", "DCC_ECM_DIFF", "ADC"},
+	{"Mic Type Mux", "DCC_ECM_SINGLE", "ADC"},
+	{"Mic Type Mux", "DMIC", "AIN0"},
+	{"Mic Type Mux", "DMIC", "AIN2"},
+	{"Mic Type Mux", "Loopback", "LPBK"},
+	{"Mic Type Mux", "Sine Generator", "SGEN UL"},
+
+	{"SGEN UL", NULL, "AUDIO_TOP_PDN_AFE_TESTMODEL"},
+	{"SGEN UL", NULL, "SGEN UL Enable"},
+	{"SGEN UL", NULL, "SGEN MUTE"},
+	{"SGEN UL", NULL, "SGEN Enable"},
+
+	{"ADC", NULL, "PGA L Mux"},
+	{"ADC", NULL, "PGA R Mux"},
+	{"ADC", NULL, "ADC Supply"},
+
+	{"PGA L Mux", "AIN0", "AIN0"},
+	{"PGA L Mux", "AIN1", "AIN1"},
+	{"PGA L Mux", "AIN2", "AIN2"},
+
+	{"PGA R Mux", "AIN0", "AIN0"},
+	{"PGA R Mux", "AIN1", "AIN1"},
+	{"PGA R Mux", "AIN2", "AIN2"},
+
+	{"AIN0", NULL, "MICBIAS0"},
+	{"AIN1", NULL, "MICBIAS1"},
+	{"AIN2", NULL, "MICBIAS0"},
+	{"LPBK", NULL, "AUDIO_TOP_LPBK"},
+
+	/* Playback */
+	{"DAC Mux", "Normal Path", "AIF_RX"},
+	{"DAC Mux", "Sine Generator", "SGEN DL"},
+
+	{"AIF_RX", NULL, "DL SRC"},
+
+	{"SGEN DL", NULL, "DL SRC"},
+	{"SGEN DL", NULL, "SGEN MUTE"},
+	{"SGEN DL", NULL, "SGEN Enable"},
+	{"SGEN DL", NULL, "DL Digital Supply"},
+	{"SGEN DL", NULL, "AUDIO_TOP_PDN_AFE_TESTMODEL"},
+
+	{"DACL", NULL, "DAC Mux"},
+	{"DACR", NULL, "DAC Mux"},
+
+	{"DL Analog Supply", NULL, "CLK_BUF"},
+	{"DL Analog Supply", NULL, "AUDGLB"},
+	{"DL Analog Supply", NULL, "CLKSQ Audio"},
+	{"DL Analog Supply", NULL, "AUDNCP_CK"},
+	{"DL Analog Supply", NULL, "ZCD13M_CK"},
+	{"DL Analog Supply", NULL, "AUD_CK"},
+	{"DL Analog Supply", NULL, "AUDIF_CK"},
+
+	{"DL Digital Supply", NULL, "AUDIO_TOP_AFE_CTL"},
+	{"DL Digital Supply", NULL, "AUDIO_TOP_DAC_CTL"},
+	{"DL Digital Supply", NULL, "AUDIO_TOP_PWR_CLK"},
+	{"DL Digital Supply", NULL, "AFE_ON"},
+
+	{"DACR", NULL, "DL Digital Supply"},
+	{"DACR", NULL, "DL Analog Supply"},
+	{"DACL", NULL, "DL Digital Supply"},
+	{"DACL", NULL, "DL Analog Supply"},
+
+	{"Line Out Source", "DACR", "DACR"},
+	{"Line Out Source", "Playback", "DACL"},
+	{"Line Out Source", "Test mode", "DACL"},
+
+	{"Handset Source", "DACR", "DACR"},
+	{"Handset Source", "Playback", "DACL"},
+	{"Handset Source", "Test mode", "DACL"},
+
+	{"Headphone Right Source", "DAC", "DACR"},
+	{"Headphone Right Source", "Line Out", "Line Out Source"},
+	{"Headphone Right Source", "Handset", "Handset Source"},
+
+	{"Headphone Left Source", "DAC", "DACL"},
+	{"Headphone Left Source", "Line Out", "Line Out Source"},
+	{"Headphone Left Source", "Handset", "Handset Source"},
+
+	{"Line out", NULL, "Line Out Source"},
+	{"Hansdet", NULL, "Handset Source"},
+
+	{"Headphones", NULL, "Headphone Right Source"},
+	{"Headphones", NULL, "Headphone Left Source"},
+};
+
+static struct snd_soc_dai_driver mtk_6357_dai_codecs[] = {
+	{
+		.name = "mt6357-snd-codec-aif1",
+		.playback = {
+			.stream_name = "MT6357 Playback",
+			.channels_min = 1,
+			.channels_max = 2,
+			.rates = SNDRV_PCM_RATE_8000_192000,
+			.formats = MT6357_SND_SOC_ADV_MT_FMTS,
+			},
+		.capture = {
+			.stream_name = "MT6357 Capture",
+			.channels_min = 1,
+			.channels_max = 2,
+			.rates = MT6357_SOC_HIGH_USE_RATE,
+			.formats = MT6357_SND_SOC_ADV_MT_FMTS,
+			},
+	},
+};
+
+static int mt6357_codec_probe(struct snd_soc_component *codec)
+{
+	struct mt6357_priv *priv = snd_soc_component_get_drvdata(codec);
+
+	snd_soc_component_init_regmap(codec, priv->regmap);
+
+	/* Enable audio part */
+	regmap_update_bits(priv->regmap, MT6357_DCXO_CW14,
+			   MT6357_XO_AUDIO_EN_M_MASK, MT6357_XO_AUDIO_EN_M_ENABLE);
+	/* Disable HeadphoneL/HeadphoneR short circuit protection */
+	regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON0,
+			   MT6357_AUD_HPR_SC_VAUDP15_MASK |
+			   MT6357_AUD_HPL_SC_VAUDP15_MASK,
+			   MT6357_AUD_HPR_SC_VAUDP15_DISABLE |
+			   MT6357_AUD_HPL_SC_VAUDP15_DISABLE);
+	/* Disable voice short circuit protection */
+	regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON3,
+			   MT6357_AUD_HS_SC_VAUDP15_MASK,
+			   MT6357_AUD_HS_SC_VAUDP15_DISABLE);
+	/* disable LO buffer left short circuit protection */
+	regmap_update_bits(priv->regmap, MT6357_AUDDEC_ANA_CON4,
+			   MT6357_AUD_LOL_SC_VAUDP15_MASK,
+			   MT6357_AUD_LOL_SC_VAUDP15_DISABLE);
+	/* set gpio */
+	set_playback_gpio(priv, false);
+	set_capture_gpio(priv, false);
+	/* Disable audio part */
+	regmap_update_bits(priv->regmap, MT6357_DCXO_CW14,
+			   MT6357_XO_AUDIO_EN_M_MASK,
+			   MT6357_XO_AUDIO_EN_M_DISABLE);
+
+	return 0;
+}
+
+static const struct snd_soc_component_driver mt6357_soc_component_driver = {
+	.probe = mt6357_codec_probe,
+	.read = snd_soc_component_read,
+	.write = snd_soc_component_write,
+	.controls = mt6357_controls,
+	.num_controls = ARRAY_SIZE(mt6357_controls),
+	.dapm_widgets = mt6357_dapm_widgets,
+	.num_dapm_widgets = ARRAY_SIZE(mt6357_dapm_widgets),
+	.dapm_routes = mt6357_dapm_routes,
+	.num_dapm_routes = ARRAY_SIZE(mt6357_dapm_routes),
+};
+
+static const u32 micbias_values[] = {
+	1700000, 1800000, 1900000, 2000000,
+	2100000, 2500000, 2600000, 2700000
+};
+
+static u32 mt6357_get_micbias_idx(struct device_node *np, const char *micbias)
+{
+	int err;
+	u32 idx, val;
+
+	err = of_property_read_u32(np, micbias,  &val);
+	if (err)
+		return 0;
+
+	for (idx = 0; idx < ARRAY_SIZE(micbias_values); idx++) {
+		if (val == micbias_values[idx])
+			return idx;
+	}
+	return 0;
+}
+
+static int mt6357_parse_dt(struct mt6357_priv *priv)
+{
+	u32 micbias_voltage_index = 0;
+	struct device_node *np = priv->dev->parent->of_node;
+
+	if (!np)
+		return -EINVAL;
+
+	priv->pull_down_needed = false;
+	if (of_property_read_bool(np, "mediatek,hp-pull-down"))
+		priv->pull_down_needed = true;
+
+	micbias_voltage_index = mt6357_get_micbias_idx(np, "mediatek,micbias0-microvolt");
+	regmap_update_bits(priv->regmap, MT6357_AUDENC_ANA_CON8,
+			   MT6357_AUD_MICBIAS0_VREF_MASK,
+			   micbias_voltage_index << MT6357_AUD_MICBIAS0_VREF_SFT);
+
+	micbias_voltage_index = mt6357_get_micbias_idx(np, "mediatek,micbias1-microvolt");
+	regmap_update_bits(priv->regmap, MT6357_AUDENC_ANA_CON9,
+			   MT6357_AUD_MICBIAS1_VREF_MASK,
+			   micbias_voltage_index << MT6357_AUD_MICBIAS1_VREF_SFT);
+
+	return 0;
+}
+
+static int mt6357_platform_driver_probe(struct platform_device *pdev)
+{
+	struct mt6397_chip *mt6397 = dev_get_drvdata(pdev->dev.parent);
+	struct mt6357_priv *priv;
+	int ret;
+
+	ret = devm_regulator_get_enable(&pdev->dev, "vaud28");
+	if (ret)
+		return dev_err_probe(&pdev->dev, ret, "Failed to enable vaud28 regulator\n");
+
+	priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL);
+	if (!priv)
+		return -ENOMEM;
+
+	dev_set_drvdata(&pdev->dev, priv);
+	priv->dev = &pdev->dev;
+
+	priv->regmap = mt6397->regmap;
+	if (IS_ERR(priv->regmap))
+		return PTR_ERR(priv->regmap);
+
+	ret = mt6357_parse_dt(priv);
+	if (ret)
+		return dev_err_probe(&pdev->dev, ret, "Failed to parse dts\n");
+
+	pdev->dev.coherent_dma_mask = DMA_BIT_MASK(64);
+	if (!pdev->dev.dma_mask)
+		pdev->dev.dma_mask = &pdev->dev.coherent_dma_mask;
+
+	return devm_snd_soc_register_component(&pdev->dev,
+					       &mt6357_soc_component_driver,
+					       mtk_6357_dai_codecs,
+					       ARRAY_SIZE(mtk_6357_dai_codecs));
+}
+
+static const struct platform_device_id mt6357_platform_ids[] = {
+	{"mt6357-sound", 0},
+	{ /* sentinel */ },
+};
+MODULE_DEVICE_TABLE(platform, mt6357_platform_ids);
+
+static struct platform_driver mt6357_platform_driver = {
+	.driver = {
+		.name = "mt6357-sound",
+		.probe_type = PROBE_PREFER_ASYNCHRONOUS,
+	},
+	.probe = mt6357_platform_driver_probe,
+	.id_table = mt6357_platform_ids,
+};
+
+module_platform_driver(mt6357_platform_driver)
+
+MODULE_DESCRIPTION("MT6357 ALSA SoC codec driver");
+MODULE_AUTHOR("Nicolas Belin <[e-mail]>");
+MODULE_LICENSE("GPL");

sound/soc/codecs/mt6357.h

···
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * mt6357.h  --  mt6357 ALSA SoC audio codec driver
+ *
+ * Copyright (c) 2024 Baylibre
+ * Author: Nicolas Belin <[e-mail]>
+ */
+
+#ifndef __MT6357_H__
+#define __MT6357_H__
+
+#include <linux/types.h>
+
+/* Reg bit defines */
+/* MT6357_GPIO_DIR0 */
+#define MT6357_GPIO8_DIR_MASK			BIT(8)
+#define MT6357_GPIO8_DIR_INPUT			0
+#define MT6357_GPIO8_DIR_OUTPUT			BIT(8)
+#define MT6357_GPIO9_DIR_MASK			BIT(9)
+#define MT6357_GPIO9_DIR_INPUT			0
+#define MT6357_GPIO9_DIR_OUTPUT			BIT(9)
+#define MT6357_GPIO10_DIR_MASK			BIT(10)
+#define MT6357_GPIO10_DIR_INPUT			0
+#define MT6357_GPIO10_DIR_OUTPUT		BIT(10)
+#define MT6357_GPIO11_DIR_MASK			BIT(11)
+#define MT6357_GPIO11_DIR_INPUT			0
+#define MT6357_GPIO11_DIR_OUTPUT		BIT(11)
+#define MT6357_GPIO12_DIR_MASK			BIT(12)
+#define MT6357_GPIO12_DIR_INPUT			0
+#define MT6357_GPIO12_DIR_OUTPUT		BIT(12)
+#define MT6357_GPIO13_DIR_MASK			BIT(13)
+#define MT6357_GPIO13_DIR_INPUT			0
+#define MT6357_GPIO13_DIR_OUTPUT		BIT(13)
+#define MT6357_GPIO14_DIR_MASK			BIT(14)
+#define MT6357_GPIO14_DIR_INPUT			0
+#define MT6357_GPIO14_DIR_OUTPUT		BIT(14)
+#define MT6357_GPIO15_DIR_MASK			BIT(15)
+#define MT6357_GPIO15_DIR_INPUT			0
+#define MT6357_GPIO15_DIR_OUTPUT		BIT(15)
+
+/* MT6357_GPIO_MODE2 */
+#define MT6357_GPIO8_MODE_MASK			GENMASK(2, 0)
+#define MT6357_GPIO8_MODE_AUD_CLK_MOSI		BIT(0)
+#define MT6357_GPIO8_MODE_GPIO			0
+#define MT6357_GPIO9_MODE_MASK			GENMASK(5, 3)
+#define MT6357_GPIO9_MODE_AUD_DAT_MOSI0		BIT(3)
+#define MT6357_GPIO9_MODE_GPIO			0
+#define MT6357_GPIO10_MODE_MASK			GENMASK(8, 6)
+#define MT6357_GPIO10_MODE_AUD_DAT_MOSI1	BIT(6)
+#define MT6357_GPIO10_MODE_GPIO			0
+#define MT6357_GPIO11_MODE_MASK			GENMASK(11, 9)
+#define MT6357_GPIO11_MODE_AUD_SYNC_MOSI	BIT(9)
+#define MT6357_GPIO11_MODE_GPIO			0
+
+/* MT6357_GPIO_MODE2_SET */
+#define MT6357_GPIO8_MODE_SET_MASK		GENMASK(2, 0)
+#define MT6357_GPIO8_MODE_SET_AUD_CLK_MOSI	BIT(0)
+#define MT6357_GPIO9_MODE_SET_MASK		GENMASK(5, 3)
+#define MT6357_GPIO9_MODE_SET_AUD_DAT_MOSI0	BIT(3)
+#define MT6357_GPIO10_MODE_SET_MASK		GENMASK(8, 6)
+#define MT6357_GPIO10_MODE_SET_AUD_DAT_MOSI1	BIT(6)
+#define MT6357_GPIO11_MODE_SET_MASK		GENMASK(11, 9)
+#define MT6357_GPIO11_MODE_SET_AUD_SYNC_MOSI	BIT(9)
+
+/* MT6357_GPIO_MODE2_CLR */
+#define MT6357_GPIO_MODE2_CLEAR_ALL		GENMASK(15, 0)
+
+/* MT6357_GPIO_MODE3 */
+#define MT6357_GPIO12_MODE_MASK			GENMASK(2, 0)
+#define MT6357_GPIO12_MODE_AUD_CLK_MISO		BIT(0)
+#define MT6357_GPIO12_MODE_GPIO			0
+#define MT6357_GPIO13_MODE_MASK			GENMASK(5, 3)
+#define MT6357_GPIO13_MODE_AUD_DAT_MISO0	BIT(3)
+#define MT6357_GPIO13_MODE_GPIO			0
+#define MT6357_GPIO14_MODE_MASK			GENMASK(8, 6)
+#define MT6357_GPIO14_MODE_AUD_DAT_MISO1	BIT(6)
+#define MT6357_GPIO14_MODE_GPIO			0
+#define MT6357_GPIO15_MODE_MASK			GENMASK(11, 9)
+#define MT6357_GPIO15_MODE_AUD_SYNC_MISO	BIT(9)
+#define MT6357_GPIO15_MODE_GPIO			0
+
+/* MT6357_GPIO_MODE3_SET */
+#define MT6357_GPIO12_MODE_SET_MASK		GENMASK(2, 0)
+#define MT6357_GPIO12_MODE_SET_AUD_CLK_MISO	BIT(0)
+#define MT6357_GPIO13_MODE_SET_MASK		GENMASK(5, 3)
+#define MT6357_GPIO13_MODE_SET_AUD_DAT_MISO0	BIT(3)
+#define MT6357_GPIO14_MODE_SET_MASK		GENMASK(8, 6)
+#define MT6357_GPIO14_MODE_SET_AUD_DAT_MISO1	BIT(6)
+#define MT6357_GPIO15_MODE_SET_MASK		GENMASK(11, 9)
+#define MT6357_GPIO15_MODE_SET_AUD_SYNC_MISO	BIT(9)
+
+/* MT6357_GPIO_MODE3_CLR */
+#define MT6357_GPIO_MODE3_CLEAR_ALL		GENMASK(15, 0)
+
+/* MT6357_DCXO_CW14 */
+#define MT6357_XO_AUDIO_EN_M_SFT		13
+#define MT6357_XO_AUDIO_EN_M_MASK		BIT(13)
+#define MT6357_XO_AUDIO_EN_M_ENABLE		BIT(13)
+#define MT6357_XO_AUDIO_EN_M_DISABLE		0
+
+/* MT6357_AUD_TOP_CKPDN_CON0 */
+#define MT6357_AUDNCP_CK_PDN_SFT		6
+#define MT6357_ZCD13M_CK_PDN_SFT		5
+#define MT6357_AUDIF_CK_PDN_SFT			2
+#define MT6357_AUD_CK_PDN_SFT			1
+
+/* MT6357_AUDNCP_CLKDIV_CON0 */
+#define MT6357_DIVCKS_CHG			BIT(0)
+
+/* MT6357_AUDNCP_CLKDIV_CON1 */
+#define MT6357_DIVCKS_ON			BIT(0)
+
+/* MT6357_AUDNCP_CLKDIV_CON3 */
+#define MT6357_DIVCKS_PWD_NCP_MASK		BIT(0)
+#define MT6357_DIVCKS_PWD_NCP_DISABLE		BIT(0)
+#define MT6357_DIVCKS_PWD_NCP_ENABLE		0
+
+/* MT6357_AUDNCP_CLKDIV_CON4 */
+#define MT6357_DIVCKS_PWD_NCP_ST_SEL_MASK	GENMASK(1, 0)
+#define MT6357_DIVCKS_PWD_NCP_ST_50US		0
+#define MT6357_DIVCKS_PWD_NCP_ST_100US		1
+#define MT6357_DIVCKS_PWD_NCP_ST_150US		2
+#define MT6357_DIVCKS_PWD_NCP_ST_200US		3
+
+/* MT6357_AFE_UL_DL_CON0 */
+#define MT6357_AFE_UL_LR_SWAP_SFT		15
+#define MT6357_AFE_ON_SFT			0
+
+/* MT6357_AFE_DL_SRC2_CON0_L */
+#define MT6357_DL_2_SRC_ON_TMP_CTL_PRE_SFT	0
+
+/* MT6357_AFE_UL_SRC_CON0_H */
+#define MT6357_C_TWO_DIGITAL_MIC_CTL_MASK	BIT(7)
+#define MT6357_C_TWO_DIGITAL_MIC_ENABLE		BIT(7)
+#define MT6357_C_TWO_DIGITAL_MIC_DISABLE	0
+
+/* MT6357_AFE_UL_SRC_CON0_L */
+#define MT6357_UL_SDM_3_LEVEL_CTL_MASK		BIT(1)
+#define MT6357_UL_SDM_3_LEVEL_SELECT		BIT(1)
+#define MT6357_UL_SDM_3_LEVEL_DESELECT		0
+#define MT6357_UL_SRC_ON_TMP_CTL_MASK		BIT(0)
+#define MT6357_UL_SRC_ENABLE			BIT(0)
+#define MT6357_UL_SRC_DISABLE			0
+
+/* MT6357_AFE_TOP_CON0 */
+#define MT6357_UL_SINE_ON_SFT			1
+#define MT6357_UL_SINE_ON_MASK			BIT(1)
+#define MT6357_DL_SINE_ON_SFT			0
+#define MT6357_DL_SINE_ON_MASK			BIT(0)
+
+/* MT6357_AUDIO_TOP_CON0 */
+#define MT6357_PDN_LPBK_CTL_SFT			15
+#define MT6357_PDN_AFE_CTL_SFT			7
+#define MT6357_PDN_DAC_CTL_SFT			6
+#define MT6357_PDN_ADC_CTL_SFT			5
+#define MT6357_PDN_I2S_DL_CTL_SFT		3
+#define MT6357_PWR_CLK_DIS_CTL_SFT		2
+#define MT6357_PDN_AFE_TESTMODEL_CTL_SFT	1
+#define MT6357_PDN_RESERVED_SFT			0
+
+/* MT6357_AFUNC_AUD_CON0 */
+#define MT6357_CCI_AUD_ANACK_INVERT			BIT(15)
+#define MT6357_CCI_AUD_ANACK_NORMAL			0
+#define MT6357_CCI_AUDIO_FIFO_WPTR_SFT			12
+#define MT6357_CCI_SCRAMBLER_CG_ENABLE			BIT(11)
+#define MT6357_CCI_SCRAMBLER_CG_DISABLE			0
+#define MT6357_CCI_LCK_INV_OUT_OF_PHASE			BIT(10)
+#define MT6357_CCI_LCK_INV_IN_PHASE			0
+#define MT6357_CCI_RAND_ENABLE				BIT(9)
+#define MT6357_CCI_RAND_DISABLE				0
+#define MT6357_CCI_SPLT_SCRMB_CLK_ON			BIT(8)
+#define MT6357_CCI_SPLT_SCRMB_CLK_OFF			0
+#define MT6357_CCI_SPLT_SCRMB_ON			BIT(7)
+#define MT6357_CCI_SPLT_SCRMB_OFF			0
+#define MT6357_CCI_AUD_IDAC_TEST_EN_FROM_TEST_IN	BIT(6)
+#define MT6357_CCI_AUD_IDAC_TEST_EN_NORMAL_PATH		0
+#define MT6357_CCI_ZERO_PADDING_DISABLE			BIT(5)
+#define MT6357_CCI_ZERO_PADDING_ENABLE			0
+#define MT6357_CCI_AUD_SPLIT_TEST_EN_FROM_TEST_IN	BIT(4)
+#define MT6357_CCI_AUD_SPLIT_TEST_EN_NORMAL_PATH	0
+#define MT6357_CCI_AUD_SDM_MUTE_L_REG_CTL		BIT(3)
+#define MT6357_CCI_AUD_SDM_MUTE_L_NO_CTL		0
+#define MT6357_CCI_AUD_SDM_MUTE_R_REG_CTL		BIT(2)
+#define MT6357_CCI_AUD_SDM_MUTE_R_NO_CTL		0
+#define MT6357_CCI_AUD_SDM_7BIT_FROM_SPLITTER3		BIT(1)
+#define MT6357_CCI_AUD_SDM_7BIT_FROM_SPLITTER1		0
+#define MT6357_CCI_SCRAMBLER_ENABLE			BIT(0)
+#define MT6357_CCI_SCRAMBLER_DISABLE			0
+
+/* MT6357_AFUNC_AUD_CON2 */
+#define MT6357_CCI_AUDIO_FIFO_ENABLE		BIT(3)
+#define MT6357_CCI_AUDIO_FIFO_DISABLE		0
+#define MT6357_CCI_ACD_MODE_NORMAL_PATH		BIT(2)
+#define MT6357_CCI_ACD_MODE_TEST_PATH		0
+#define MT6357_CCI_AFIFO_CLK_PWDB_ON		BIT(1)
+#define MT6357_CCI_AFIFO_CLK_PWDB_DOWN		0
+#define MT6357_CCI_ACD_FUNC_RSTB_RELEASE	BIT(0)
+#define MT6357_CCI_ACD_FUNC_RSTB_RESET		0
+
+/* MT6357_AFE_ADDA_MTKAIF_CFG0 */
+#define MT6357_ADDA_MTKAIF_LPBK_CTL_MASK	BIT(1)
+#define MT6357_ADDA_MTKAIF_LPBK_ENABLE		BIT(1)
+#define MT6357_ADDA_MTKAIF_LPBK_DISABLE		0
+
+/* MT6357_AFE_SGEN_CFG0 */
+#define MT6357_SGEN_DAC_EN_CTL_SFT		7
+#define MT6357_SGEN_DAC_ENABLE			BIT(7)
+#define MT6357_SGEN_MUTE_SW_CTL_SFT		6
+#define MT6357_SGEN_MUTE_SW_DISABLE		0
+
+/* MT6357_AFE_DCCLK_CFG0 */
+#define MT6357_DCCLK_DIV_MASK			GENMASK(15, 5)
+#define MT6357_DCCLK_DIV_SFT			5
+#define MT6357_DCCLK_DIV_RUN_VALUE		(32 << MT6357_DCCLK_DIV_SFT)
+#define MT6357_DCCLK_DIV_STOP_VALUE		(259 << MT6357_DCCLK_DIV_SFT)
+#define MT6357_DCCLK_PDN_MASK			BIT(1)
+#define MT6357_DCCLK_PDN			BIT(1)
+#define MT6357_DCCLK_OUTPUT			0
+#define MT6357_DCCLK_GEN_ON_MASK		BIT(0)
+#define MT6357_DCCLK_GEN_ON			BIT(0)
+#define MT6357_DCCLK_GEN_OFF			0
+
+/* MT6357_AFE_DCCLK_CFG1 */
+#define MT6357_DCCLK_RESYNC_BYPASS_MASK		BIT(8)
+#define MT6357_DCCLK_RESYNC_BYPASS		BIT(8)
+
+/* MT6357_AFE_AUD_PAD_TOP */
+#define MT6357_AUD_PAD_TX_FIFO_NORMAL_PATH_MASK		GENMASK(15, 8)
+#define MT6357_AUD_PAD_TX_FIFO_NORMAL_PATH_ENABLE	(BIT(13) | BIT(12) | BIT(8))
+#define MT6357_AUD_PAD_TX_FIFO_NORMAL_PATH_DISABLE	(BIT(13) | BIT(12))
+#define MT6357_AUD_PAD_TX_FIFO_LPBK_MASK		GENMASK(7, 0)
+#define MT6357_AUD_PAD_TX_FIFO_LPBK_ENABLE		(BIT(5) | BIT(4) | BIT(0))
+#define MT6357_AUD_PAD_TX_FIFO_LPBK_DISABLE		0
+
+/* MT6357_AUDENC_ANA_CON0 */
+#define MT6357_AUDADCLINPUTSEL_MASK		GENMASK(14, 13)
+#define MT6357_AUDADCLINPUTSEL_PREAMPLIFIER	BIT(14)
+#define MT6357_AUDADCLINPUTSEL_IDLE		0
+#define MT6357_AUDADCLPWRUP_SFT			12
+#define MT6357_AUDADCLPWRUP_MASK		BIT(12)
+#define MT6357_AUDADCLPWRUP			BIT(12)
+#define MT6357_AUDADCLPWRDOWN			0
+#define MT6357_AUDPREAMPLGAIN_SFT		8
+#define MT6357_AUDPREAMPLGAIN_MASK		GENMASK(10, 8)
+#define MT6357_AUDPREAMPLGAIN_MAX		4
+#define MT6357_AUDPREAMPLINPUTSEL_SFT		6
+#define MT6357_AUDPREAMPLINPUTSEL_MASK_NOSFT	GENMASK(1, 0)
+#define MT6357_AUDPREAMPLDCPRECHARGE_MASK	BIT(2)
+#define MT6357_AUDPREAMPLDCPRECHARGE_ENABLE	BIT(2)
+#define MT6357_AUDPREAMPLDCPRECHARGE_DISABLE	0
+#define MT6357_AUDPREAMPLDCCEN_MASK		BIT(1)
+#define MT6357_AUDPREAMPLDCCEN_DC		BIT(1)
+#define MT6357_AUDPREAMPLDCCEN_AC		0
+#define MT6357_AUDPREAMPLON_MASK		BIT(0)
+#define MT6357_AUDPREAMPLON_ENABLE		BIT(0)
+#define MT6357_AUDPREAMPLON_DISABLE		0
+
+/* MT6357_AUDENC_ANA_CON1 */
+#define MT6357_AUDADCRINPUTSEL_MASK		GENMASK(14, 13)
+#define MT6357_AUDADCRINPUTSEL_PREAMPLIFIER	BIT(14)
+#define MT6357_AUDADCRINPUTSEL_IDLE		0
+#define MT6357_AUDADCRPWRUP_SFT			12
+#define MT6357_AUDADCRPWRUP_MASK		BIT(12)
+#define MT6357_AUDADCRPWRUP			BIT(12)
+#define MT6357_AUDADCRPWRDOWN			0
+#define MT6357_AUDPREAMPRGAIN_SFT		8
+#define MT6357_AUDPREAMPRGAIN_MASK		GENMASK(10, 8)
+#define MT6357_AUDPREAMPRGAIN_MAX		4
+#define MT6357_AUDPREAMPRINPUTSEL_SFT		6
+#define MT6357_AUDPREAMPRINPUTSEL_MASK_NOSFT	GENMASK(1, 0)
+#define MT6357_AUDPREAMPRDCPRECHARGE_MASK	BIT(2)
+#define MT6357_AUDPREAMPRDCPRECHARGE_ENABLE	BIT(2)
+#define MT6357_AUDPREAMPRDCPRECHARGE_DISABLE	0
+#define MT6357_AUDPREAMPRDCCEN_MASK		BIT(1)
+#define MT6357_AUDPREAMPRDCCEN_DC		BIT(1)
+#define MT6357_AUDPREAMPRDCCEN_AC		0
+#define MT6357_AUDPREAMPRON_MASK		BIT(0)
+#define MT6357_AUDPREAMPRON_ENABLE		BIT(0)
+#define MT6357_AUDPREAMPRON_DISABLE		0
+
+/* MT6357_AUDENC_ANA_CON6 */
+#define MT6357_CLKSQ_EN_SFT			0
+
+/* MT6357_AUDENC_ANA_CON7 */
+#define MT6357_AUDDIGMICBIAS_MASK		GENMASK(2, 1)
+#define MT6357_AUDDIGMICBIAS_DEFAULT_VALUE	BIT(2)
+#define MT6357_AUDDIGMICBIAS_OFF		0
+#define MT6357_AUDDIGMICEN_MASK			BIT(0)
+#define MT6357_AUDDIGMICEN_ENABLE		BIT(0)
+#define MT6357_AUDDIGMICEN_DISABLE		0
+
+/* MT6357_AUDENC_ANA_CON8 */
+#define MT6357_AUD_MICBIAS0_DCSW2N_EN_MASK	BIT(14)
+#define MT6357_AUD_MICBIAS0_DCSW2N_ENABLE	BIT(14)
+#define MT6357_AUD_MICBIAS0_DCSW2N_DISABLE	0
+#define MT6357_AUD_MICBIAS0_DCSW2P2_EN_MASK	BIT(13)
+#define MT6357_AUD_MICBIAS0_DCSW2P2_ENABLE	BIT(13)
+#define MT6357_AUD_MICBIAS0_DCSW2P2_DISABLE	0
+#define MT6357_AUD_MICBIAS0_DCSW2P1_EN_MASK	BIT(12)
+#define MT6357_AUD_MICBIAS0_DCSW2P1_ENABLE	BIT(12)
+#define MT6357_AUD_MICBIAS0_DCSW2P1_DISABLE	0
+#define MT6357_AUD_MICBIAS0_DCSW0N_EN_MASK	BIT(10)
+#define MT6357_AUD_MICBIAS0_DCSW0N_ENABLE	BIT(10)
+#define MT6357_AUD_MICBIAS0_DCSWN_DISABLE	0
+#define MT6357_AUD_MICBIAS0_DCSW0P2_EN_MASK	BIT(9)
+#define MT6357_AUD_MICBIAS0_DCSW0P2_ENABLE	BIT(9)
+#define MT6357_AUD_MICBIAS0_DCSW0P2_DISABLE	0
+#define MT6357_AUD_MICBIAS0_DCSW0P1_EN_MASK	BIT(8)
+#define MT6357_AUD_MICBIAS0_DCSW0P1_ENABLE	BIT(8)
+#define MT6357_AUD_MICBIAS0_DCSW0P1_DISABLE	0
+#define MT6357_AUD_MICBIAS0_VREF_MASK		GENMASK(6, 4)
+#define MT6357_AUD_MICBIAS0_VREF_SFT		4
+#define MT6357_AUD_MICBIAS0_PWD_SFT		0
+
+#define MT6357_AUD_MICBIAS0_DC_MASK		(MT6357_AUD_MICBIAS0_DCSW2N_EN_MASK | \
+						 MT6357_AUD_MICBIAS0_DCSW2P2_EN_MASK | \
+						 MT6357_AUD_MICBIAS0_DCSW2P1_EN_MASK | \
+						 MT6357_AUD_MICBIAS0_DCSW0N_EN_MASK | \
+						 MT6357_AUD_MICBIAS0_DCSW0P2_EN_MASK | \
+						 MT6357_AUD_MICBIAS0_DCSW0P1_EN_MASK)
+
+#define MT6357_AUD_MICBIAS0_DC_ENABLE_ALL	(MT6357_AUD_MICBIAS0_DCSW2N_ENABLE | \
+						 MT6357_AUD_MICBIAS0_DCSW2P2_ENABLE | \
+						 MT6357_AUD_MICBIAS0_DCSW2P1_ENABLE | \
+						 MT6357_AUD_MICBIAS0_DCSW0N_ENABLE | \
+						 MT6357_AUD_MICBIAS0_DCSW0P2_ENABLE | \
+						 MT6357_AUD_MICBIAS0_DCSW0P1_ENABLE)
+
+#define MT6357_AUD_MICBIAS0_DC_ENABLE_P1	(MT6357_AUD_MICBIAS0_DCSW2P1_ENABLE | \
+						 MT6357_AUD_MICBIAS0_DCSW0P1_ENABLE)
+
+#define MT6357_AUD_MICBIAS0_DC_DISABLE_ALL	0
+
+/* MT6357_AUDENC_ANA_CON9 */
+#define MT6357_AUD_MICBIAS1_DCSW1P_EN_MASK	BIT(8)
+#define MT6357_AUD_MICBIAS1_DCSW1P_ENABLE	BIT(8)
+#define MT6357_AUD_MICBIAS1_DCSW1P_DISABLE	0
+#define MT6357_AUD_MICBIAS1_VREF_MASK		GENMASK(6, 4)
+#define MT6357_AUD_MICBIAS1_VREF_SFT		4
+#define MT6357_AUD_MICBIAS1_PWD_SFT		0
+
+/* MT6357_AUDDEC_ANA_CON0 */
+#define MT6357_AUD_HPR_SC_VAUDP15_MASK			BIT(13)
+#define MT6357_AUD_HPR_SC_VAUDP15_DISABLE		BIT(13)
+#define MT6357_AUD_HPR_SC_VAUDP15_ENABLE		0
+#define MT6357_AUD_HPL_SC_VAUDP15_MASK			BIT(12)
+#define MT6357_AUD_HPL_SC_VAUDP15_DISABLE		BIT(12)
+#define MT6357_AUD_HPL_SC_VAUDP15_ENABLE		0
+#define MT6357_AUD_HPR_MUX_INPUT_VAUDP15_MASK_NOSFT	GENMASK(1, 0)
+#define MT6357_AUD_HPR_MUX_INPUT_VAUDP15_SFT		10
+#define MT6357_AUD_HPL_MUX_INPUT_VAUDP15_MASK_NOSFT	GENMASK(1, 0)
+#define MT6357_AUD_HPL_MUX_INPUT_VAUDP15_SFT		8
+#define MT6357_AUD_HPR_BIAS_VAUDP15_MASK		BIT(7)
+#define MT6357_AUD_HPR_BIAS_VAUDP15_ENABLE		BIT(7)
+#define MT6357_AUD_HPR_BIAS_VAUDP15_DISABLE		0
+#define MT6357_AUD_HPL_BIAS_VAUDP15_MASK		BIT(6)
+#define MT6357_AUD_HPL_BIAS_VAUDP15_ENABLE		BIT(6)
+#define MT6357_AUD_HPL_BIAS_VAUDP15_DISABLE		0
+#define MT6357_AUD_HPR_PWRUP_VAUDP15_MASK		BIT(5)
+#define MT6357_AUD_HPR_PWRUP_VAUDP15_ENABLE		BIT(5)
+#define MT6357_AUD_HPR_PWRUP_VAUDP15_DISABLE		0
+#define MT6357_AUD_HPL_PWRUP_VAUDP15_MASK		BIT(4)
+#define MT6357_AUD_HPL_PWRUP_VAUDP15_ENABLE		BIT(4)
+#define MT6357_AUD_HPL_PWRUP_VAUDP15_DISABLE		0
+#define MT6357_AUD_DACL_PWRUP_VA28_MASK			BIT(3)
+#define MT6357_AUD_DACL_PWRUP_VA28_ENABLE		BIT(3)
+#define MT6357_AUD_DACL_PWRUP_VA28_DISABLE		0
+#define MT6357_AUD_DACR_PWRUP_VA28_MASK			BIT(2)
+#define MT6357_AUD_DACR_PWRUP_VA28_ENABLE		BIT(2)
+#define MT6357_AUD_DACR_PWRUP_VA28_DISABLE		0
+#define MT6357_AUD_DACR_PWRUP_VAUDP15_MASK		BIT(1)
+#define MT6357_AUD_DACR_PWRUP_VAUDP15_ENABLE		BIT(1)
+#define MT6357_AUD_DACR_PWRUP_VAUDP15_DISABLE		0
+#define MT6357_AUD_DACL_PWRUP_VAUDP15_MASK		BIT(0)
+#define MT6357_AUD_DACL_PWRUP_VAUDP15_ENABLE		BIT(0)
+#define MT6357_AUD_DACL_PWRUP_VAUDP15_DISABLE		0
+
+/* MT6357_AUDDEC_ANA_CON1 */
+#define MT6357_HPROUT_STG_CTRL_VAUDP15_MASK		GENMASK(14, 12)
+#define MT6357_HPROUT_STG_CTRL_VAUDP15_SFT		12
+#define MT6357_HPLOUT_STG_CTRL_VAUDP15_MASK		GENMASK(10, 8)
+#define MT6357_HPLOUT_STG_CTRL_VAUDP15_SFT		8
+#define MT6357_HPLOUT_STG_CTRL_VAUDP15_MAX		7
+#define MT6357_HPR_SHORT2HPR_AUX_VAUDP15_MASK		BIT(7)
+#define MT6357_HPR_SHORT2HPR_AUX_VAUDP15_ENABLE		BIT(7)
+#define MT6357_HPR_SHORT2HPR_AUX_VAUDP15_DISABLE	0
+#define MT6357_HPL_SHORT2HPR_AUX_VAUDP15_MASK		BIT(6)
+#define MT6357_HPL_SHORT2HPR_AUX_VAUDP15_ENABLE		BIT(6)
+#define MT6357_HPL_SHORT2HPR_AUX_VAUDP15_DISABLE	0
+#define MT6357_HPR_AUX_FBRSW_VAUDP15_MASK		BIT(5)
+#define MT6357_HPR_AUX_FBRSW_VAUDP15_ENABLE		BIT(5)
+#define MT6357_HPR_AUX_FBRSW_VAUDP15_DISABLE		0
+#define MT6357_HPL_AUX_FBRSW_VAUDP15_MASK		BIT(4)
+#define MT6357_HPL_AUX_FBRSW_VAUDP15_ENABLE		BIT(4)
+#define MT6357_HPL_AUX_FBRSW_VAUDP15_DISABLE		0
+#define MT6357_HPROUT_AUX_PWRUP_VAUDP15_MASK		BIT(3)
+#define MT6357_HPROUT_AUX_PWRUP_VAUDP15_ENABLE		BIT(3)
+#define MT6357_HPROUT_AUX_PWRUP_VAUDP15_DISABLE	0
+#define MT6357_HPLOUT_AUX_PWRUP_VAUDP15_MASK		BIT(2)
+#define MT6357_HPLOUT_AUX_PWRUP_VAUDP15_ENABLE		BIT(2)
+#define MT6357_HPLOUT_AUX_PWRUP_VAUDP15_DISABLE	0
+#define MT6357_HPROUT_PWRUP_VAUDP15_MASK		BIT(1)
+#define MT6357_HPROUT_PWRUP_VAUDP15_ENABLE		BIT(1)
+#define MT6357_HPROUT_PWRUP_VAUDP15_DISABLE		0
+#define MT6357_HPLOUT_PWRUP_VAUDP15_MASK		BIT(0)
+#define MT6357_HPLOUT_PWRUP_VAUDP15_ENABLE		BIT(0)
+#define MT6357_HPLOUT_PWRUP_VAUDP15_DISABLE		0
+
+/* MT6357_AUDDEC_ANA_CON2 */
+#define MT6357_HPP_SHORT_2VCM_VAUDP15_MASK		BIT(10)
+#define MT6357_HPP_SHORT_2VCM_VAUDP15_ENABLE		BIT(10)
+#define MT6357_HPP_SHORT_2VCM_VAUDP15_DISABLE		0
+#define MT6357_AUD_REFN_DERES_VAUDP15_MASK		BIT(9)
+#define MT6357_AUD_REFN_DERES_VAUDP15_ENABLE		BIT(9)
+#define MT6357_AUD_REFN_DERES_VAUDP15_DISABLE		0
+#define MT6357_HPROUT_STB_ENH_VAUDP15_MASK		GENMASK(6, 4)
+#define MT6357_HPROUT_STB_ENH_VAUDP15_OPEN		0
+#define MT6357_HPROUT_STB_ENH_VAUDP15_NOPEN_P250	BIT(4)
+#define MT6357_HPROUT_STB_ENH_VAUDP15_N470_POPEN	BIT(5)
+#define MT6357_HPROUT_STB_ENH_VAUDP15_N470_P250		(BIT(4) | BIT(5))
+#define MT6357_HPROUT_STB_ENH_VAUDP15_NOPEN_P470	(BIT(4) | BIT(6))
+#define MT6357_HPROUT_STB_ENH_VAUDP15_N470_P470		(BIT(4) | BIT(5) | BIT(6))
+#define MT6357_HPLOUT_STB_ENH_VAUDP15_MASK		GENMASK(2, 0)
+#define MT6357_HPLOUT_STB_ENH_VAUDP15_OPEN		0
+#define MT6357_HPLOUT_STB_ENH_VAUDP15_NOPEN_P250	BIT(0)
+#define MT6357_HPLOUT_STB_ENH_VAUDP15_N470_POPEN	BIT(1)
+#define MT6357_HPLOUT_STB_ENH_VAUDP15_N470_P250		(BIT(0) | BIT(1))
+#define MT6357_HPLOUT_STB_ENH_VAUDP15_NOPEN_P470	(BIT(0) | BIT(2))
+#define MT6357_HPLOUT_STB_ENH_VAUDP15_N470_P470		(BIT(0) | BIT(1) | BIT(2))
+
+/* MT6357_AUDDEC_ANA_CON3 */
+#define MT6357_AUD_HSOUT_STB_ENH_VAUDP15_MASK		BIT(7)
+#define MT6357_AUD_HSOUT_STB_ENH_VAUDP15_ENABLE		BIT(7)
+#define MT6357_AUD_HSOUT_STB_ENH_VAUDP15_DISABLE	0
+#define MT6357_AUD_HS_SC_VAUDP15_MASK			BIT(4)
+#define MT6357_AUD_HS_SC_VAUDP15_DISABLE		BIT(4)
+#define MT6357_AUD_HS_SC_VAUDP15_ENABLE			0
+#define MT6357_AUD_HS_MUX_INPUT_VAUDP15_MASK_NOSFT	GENMASK(1, 0)
+#define MT6357_AUD_HS_MUX_INPUT_VAUDP15_SFT		2
+#define MT6357_AUD_HS_PWRUP_BIAS_VAUDP15_MASK		BIT(1)
+#define MT6357_AUD_HS_PWRUP_BIAS_VAUDP15_ENABLE		BIT(1)
+#define MT6357_AUD_HS_PWRUP_BIAS_VAUDP15_DISABLE	0
+#define MT6357_AUD_HS_PWRUP_VAUDP15_MASK		BIT(0)
+#define MT6357_AUD_HS_PWRUP_VAUDP15_ENABLE		BIT(0)
+#define MT6357_AUD_HS_PWRUP_VAUDP15_DISABLE		0
+
+/* MT6357_AUDDEC_ANA_CON4 */
+#define MT6357_AUD_LOLOUT_STB_ENH_VAUDP15_MASK		BIT(8)
+#define MT6357_AUD_LOLOUT_STB_ENH_VAUDP15_ENABLE	BIT(8)
+#define MT6357_AUD_LOLOUT_STB_ENH_VAUDP15_DISABLE	0
+#define MT6357_AUD_LOL_SC_VAUDP15_MASK			BIT(4)
+#define MT6357_AUD_LOL_SC_VAUDP15_DISABLE		BIT(4)
+#define MT6357_AUD_LOL_SC_VAUDP15_ENABLE		0
+#define MT6357_AUD_LOL_MUX_INPUT_VAUDP15_MASK_NOSFT	GENMASK(1, 0)
+#define MT6357_AUD_LOL_MUX_INPUT_VAUDP15_SFT		2
+#define MT6357_AUD_LOL_PWRUP_BIAS_VAUDP15_MASK		BIT(1)
+#define MT6357_AUD_LOL_PWRUP_BIAS_VAUDP15_ENABLE	BIT(1)
+#define MT6357_AUD_LOL_PWRUP_BIAS_VAUDP15_DISABLE	0
+#define MT6357_AUD_LOL_PWRUP_VAUDP15_MASK		BIT(0)
+#define MT6357_AUD_LOL_PWRUP_VAUDP15_ENABLE		BIT(0)
+#define MT6357_AUD_LOL_PWRUP_VAUDP15_DISABLE		0
+
+/* MT6357_AUDDEC_ANA_CON6 */
+#define MT6357_HP_AUX_LOOP_GAIN_MASK		GENMASK(15, 12)
+#define MT6357_HP_AUX_LOOP_GAIN_SFT		12
+#define MT6357_HP_AUX_LOOP_GAIN_MAX		0x0f
+#define MT6357_HPR_AUX_CMFB_LOOP_MASK		BIT(11)
+#define MT6357_HPR_AUX_CMFB_LOOP_ENABLE		BIT(11)
+#define MT6357_HPR_AUX_CMFB_LOOP_DISABLE	0
+#define MT6357_HPL_AUX_CMFB_LOOP_MASK		BIT(10)
+#define MT6357_HPL_AUX_CMFB_LOOP_ENABLE		BIT(10)
+#define MT6357_HPL_AUX_CMFB_LOOP_DISABLE	0
+#define MT6357_HPRL_MAIN_CMFB_LOOP_MASK		BIT(9)
+#define MT6357_HPRL_MAIN_CMFB_LOOP_ENABLE	BIT(9)
+#define MT6357_HPRL_MAIN_CMFB_LOOP_DISABLE	0
+#define MT6357_HP_CMFB_RST_MASK			BIT(7)
+#define MT6357_HP_CMFB_RST_NORMAL		BIT(7)
+#define MT6357_HP_CMFB_RST_RESET		0
+#define MT6357_DAC_LOW_NOISE_MODE_MASK		BIT(0)
+#define MT6357_DAC_LOW_NOISE_MODE_ENABLE	BIT(0)
+#define MT6357_DAC_LOW_NOISE_MODE_DISABLE	0
+
+/* MT6357_AUDDEC_ANA_CON7 */
+#define MT6357_HP_IVBUF_DEGAIN_SFT		2
+#define MT6357_HP_IVBUF_DEGAIN_MAX		1
+
+/* MT6357_AUDDEC_ANA_CON10 */
+#define MT6357_AUD_IBIAS_PWRDN_VAUDP15_MASK	BIT(8)
+#define MT6357_AUD_IBIAS_PWRDN_VAUDP15_DISABLE	BIT(8)
+#define MT6357_AUD_IBIAS_PWRDN_VAUDP15_ENABLE	0
+
+/* MT6357_AUDDEC_ANA_CON11 */
+#define MT6357_RSTB_ENCODER_VA28_MASK		BIT(5)
+#define MT6357_RSTB_ENCODER_VA28_ENABLE		BIT(5)
+#define MT6357_RSTB_ENCODER_VA28_DISABLE	0
+#define MT6357_AUDGLB_PWRDN_VA28_SFT		4
+#define MT6357_RSTB_DECODER_VA28_MASK		BIT(0)
+#define MT6357_RSTB_DECODER_VA28_ENABLE		BIT(0)
+#define MT6357_RSTB_DECODER_VA28_DISABLE	0
+
+/* MT6357_AUDDEC_ANA_CON12 */
+#define MT6357_VA28REFGEN_EN_VA28_MASK			BIT(13)
+#define MT6357_VA28REFGEN_EN_VA28_ENABLE		BIT(13)
+#define MT6357_VA28REFGEN_EN_VA28_DISABLE		0
+#define MT6357_VA33REFGEN_EN_VA18_MASK			BIT(12)
+#define MT6357_VA33REFGEN_EN_VA18_ENABLE		BIT(12)
+#define MT6357_VA33REFGEN_EN_VA18_DISABLE		0
+#define MT6357_LCLDO_ENC_REMOTE_SENSE_VA28_MASK		BIT(10)
+#define MT6357_LCLDO_ENC_REMOTE_SENSE_VA28_ENABLE	BIT(10)
+#define MT6357_LCLDO_ENC_REMOTE_SENSE_VA28_DISABLE	0
+#define MT6357_LCLDO_ENC_EN_VA28_MASK			BIT(8)
+#define MT6357_LCLDO_ENC_EN_VA28_ENABLE			BIT(8)
+#define MT6357_LCLDO_ENC_EN_VA28_DISABLE		0
+#define MT6357_LCLDO_REMOTE_SENSE_VA18_MASK		BIT(6)
+#define MT6357_LCLDO_REMOTE_SENSE_VA18_ENABLE		BIT(6)
+#define MT6357_LCLDO_REMOTE_SENSE_VA18_DISABLE		0
+#define MT6357_LCLDO_EN_VA18_MASK			BIT(4)
+#define MT6357_LCLDO_EN_VA18_ENABLE			BIT(4)
+#define MT6357_LCLDO_EN_VA18_DISABLE			0
+#define MT6357_HCLDO_REMOTE_SENSE_VA18_MASK		BIT(2)
+#define MT6357_HCLDO_REMOTE_SENSE_VA18_ENABLE		BIT(2)
+#define MT6357_HCLDO_REMOTE_SENSE_VA18_DISABLE		0
+#define MT6357_HCLDO_EN_VA18_MASK			BIT(0)
+#define MT6357_HCLDO_EN_VA18_ENABLE			BIT(0)
+#define MT6357_HCLDO_EN_VA18_DISABLE			0
+
+/* MT6357_AUDDEC_ANA_CON13 */
+#define MT6357_NVREG_EN_VAUDP15_MASK		BIT(0)
+#define MT6357_NVREG_EN_VAUDP15_ENABLE		BIT(0)
+#define MT6357_NVREG_EN_VAUDP15_DISABLE		0
+
+/* MT6357_AUDDEC_ELR_0 */
+#define MT6357_AUD_HP_TRIM_EN_VAUDP15_MASK	BIT(12)
+#define MT6357_AUD_HP_TRIM_EN_VAUDP15_ENABLE	BIT(12)
+#define MT6357_AUD_HP_TRIM_EN_VAUDP15_DISABLE	0
+
+/* MT6357_ZCD_CON1 */
+#define MT6357_AUD_LOL_GAIN_MASK		GENMASK(4, 0)
+#define MT6357_AUD_LOL_GAIN_SFT			0
+#define MT6357_AUD_LOR_GAIN_MASK		GENMASK(11, 7)
+#define MT6357_AUD_LOR_GAIN_SFT			7
+#define MT6357_AUD_LO_GAIN_MAX			0x12
+
+/* MT6357_ZCD_CON2 */
+#define MT6357_AUD_HPL_GAIN_MASK		GENMASK(4, 0)
+#define MT6357_AUD_HPL_GAIN_SFT			0
+#define MT6357_AUD_HPR_GAIN_MASK		GENMASK(11, 7)
+#define MT6357_AUD_HPR_GAIN_SFT			7
+#define MT6357_AUD_HP_GAIN_MAX			0x12
+
+/* MT6357_ZCD_CON3 */
+#define MT6357_AUD_HS_GAIN_MASK			GENMASK(4, 0)
+#define MT6357_AUD_HS_GAIN_SFT			0
+#define MT6357_AUD_HS_GAIN_MAX			0x12
+
+/* Registers list */
+/* gpio direction */
+#define MT6357_GPIO_DIR0			0x0088
+/* mosi */
+#define MT6357_GPIO_MODE2			0x00B6
+#define MT6357_GPIO_MODE2_SET			0x00B8
+#define MT6357_GPIO_MODE2_CLR			0x00BA
+/* miso */
+#define MT6357_GPIO_MODE3			0x00BC
+#define MT6357_GPIO_MODE3_SET			0x00BE
+#define MT6357_GPIO_MODE3_CLR			0x00C0
+
+#define MT6357_DCXO_CW14			0x07AC
+
+#define MT6357_AUD_TOP_CKPDN_CON0		0x208C
+#define MT6357_AUDNCP_CLKDIV_CON0		0x20B4
+#define MT6357_AUDNCP_CLKDIV_CON1		0x20B6
+#define MT6357_AUDNCP_CLKDIV_CON2		0x20B8
+#define MT6357_AUDNCP_CLKDIV_CON3		0x20BA
+#define MT6357_AUDNCP_CLKDIV_CON4		0x20BC
+#define MT6357_AFE_UL_DL_CON0			0x2108
+#define MT6357_AFE_DL_SRC2_CON0_L		0x210A
+#define MT6357_AFE_UL_SRC_CON0_H		0x210C
+#define MT6357_AFE_UL_SRC_CON0_L		0x210E
+#define MT6357_AFE_TOP_CON0			0x2110
+#define MT6357_AUDIO_TOP_CON0			0x2112
+#define MT6357_AFUNC_AUD_CON0			0x2116
+#define MT6357_AFUNC_AUD_CON2			0x211A
+#define MT6357_AFE_ADDA_MTKAIF_CFG0		0x2134
+#define MT6357_AFE_SGEN_CFG0			0x2140
+#define MT6357_AFE_DCCLK_CFG0			0x2146
+#define MT6357_AFE_DCCLK_CFG1			0x2148
+#define MT6357_AFE_AUD_PAD_TOP			0x214C
+#define MT6357_AUDENC_ANA_CON0			0x2188
+#define MT6357_AUDENC_ANA_CON1			0x218A
+#define MT6357_AUDENC_ANA_CON6			0x2194
+#define MT6357_AUDENC_ANA_CON7			0x2196
+#define MT6357_AUDENC_ANA_CON8			0x2198
+#define MT6357_AUDENC_ANA_CON9			0x219A
+#define MT6357_AUDDEC_ANA_CON0			0x2208
+#define MT6357_AUDDEC_ANA_CON1			0x220A
+#define MT6357_AUDDEC_ANA_CON2			0x220C
+#define MT6357_AUDDEC_ANA_CON3			0x220E
+#define MT6357_AUDDEC_ANA_CON4			0x2210
+#define MT6357_AUDDEC_ANA_CON6			0x2214
+#define MT6357_AUDDEC_ANA_CON7			0x2216
+#define MT6357_AUDDEC_ANA_CON10			0x221C
+#define MT6357_AUDDEC_ANA_CON11			0x221E
+#define MT6357_AUDDEC_ANA_CON12			0x2220
+#define MT6357_AUDDEC_ANA_CON13			0x2222
+#define MT6357_AUDDEC_ELR_0			0x2226
+#define MT6357_ZCD_CON1				0x228A
+#define MT6357_ZCD_CON2				0x228C
+#define MT6357_ZCD_CON3				0x228E
+
+enum {
+	DL_GAIN_8DB = 0,
+	DL_GAIN_0DB = 8,
+	DL_GAIN_N_1DB = 9,
+	DL_GAIN_N_10DB = 18,
+	DL_GAIN_N_12DB = 20,
+	DL_GAIN_N_40DB = 0x1f,
+};
+
+enum {
+	UL_GAIN_0DB = 0,
+	UL_GAIN_6DB,
+	UL_GAIN_12DB,
+	UL_GAIN_18DB,
+	UL_GAIN_24DB,
+};
+
+#define MT6357_DL_GAIN_N_40DB_REG		(DL_GAIN_N_40DB << 7 | DL_GAIN_N_40DB)
+#define MT6357_DL_GAIN_REG_LEFT_MASK		0x001f
+#define MT6357_DL_GAIN_REG_LEFT_SHIFT		0
+#define MT6357_DL_GAIN_REG_RIGHT_MASK		0x0f80
+#define MT6357_DL_GAIN_REG_RIGHT_SHIFT		7
+#define MT6357_DL_GAIN_REG_MASK			0x0f9f
+
+#define MT6357_SND_SOC_ADV_MT_FMTS (\
+				SNDRV_PCM_FMTBIT_S16_LE |\
+				SNDRV_PCM_FMTBIT_S16_BE |\
+				SNDRV_PCM_FMTBIT_U16_LE |\
+				SNDRV_PCM_FMTBIT_U16_BE |\
+				SNDRV_PCM_FMTBIT_S24_LE |\
+				SNDRV_PCM_FMTBIT_S24_BE |\
+				SNDRV_PCM_FMTBIT_U24_LE |\
+				SNDRV_PCM_FMTBIT_U24_BE |\
+				SNDRV_PCM_FMTBIT_S32_LE |\
+				SNDRV_PCM_FMTBIT_S32_BE |\
+				SNDRV_PCM_FMTBIT_U32_LE |\
+				SNDRV_PCM_FMTBIT_U32_BE)
+
+#define MT6357_SOC_HIGH_USE_RATE (\
+				SNDRV_PCM_RATE_CONTINUOUS |\
+				SNDRV_PCM_RATE_8000_192000)
+
+/* codec private structure */
+struct mt6357_priv {
+	struct device *dev;
+	struct regmap *regmap;
+	bool pull_down_needed;
+	int hp_channel_number;
+};
+#endif