/*
   * rt5631.c  --  RT5631 ALSA Soc Audio driver
   *
   * Copyright 2011 Realtek Microelectronics
   *
   * Author: flove <flove@realtek.com>
   *
   * Based on WM8753.c
   *
   * This program is free software; you can redistribute it and/or modify
   * it under the terms of the GNU General Public License version 2 as
   * published by the Free Software Foundation.
   *
   */
  #include <linux/module.h>
  #include <linux/moduleparam.h>
  #include <linux/init.h>
  #include <linux/delay.h>
  #include <linux/pm.h>
  #include <linux/i2c.h>
  #include <linux/regmap.h>
  #include <sound/core.h>
  #include <sound/pcm.h>
  #include <sound/pcm_params.h>
  #include <sound/soc.h>
  #include <sound/soc-dapm.h>
  #include <sound/initval.h>
  #include <sound/tlv.h>
  
  #include "rt5631.h"
  
  struct rt5631_priv {
  	struct regmap *regmap;
  	int codec_version;
  	int master;
  	int sysclk;
  	int rx_rate;
  	int bclk_rate;
  	int dmic_used_flag;
  };
  
  static const struct reg_default rt5631_reg[] = {
  	{ RT5631_SPK_OUT_VOL, 0x8888 },
  	{ RT5631_HP_OUT_VOL, 0x8080 },
  	{ RT5631_MONO_AXO_1_2_VOL, 0xa080 },
  	{ RT5631_AUX_IN_VOL, 0x0808 },
  	{ RT5631_ADC_REC_MIXER, 0xf0f0 },
  	{ RT5631_VDAC_DIG_VOL, 0x0010 },
  	{ RT5631_OUTMIXER_L_CTRL, 0xffc0 },
  	{ RT5631_OUTMIXER_R_CTRL, 0xffc0 },
  	{ RT5631_AXO1MIXER_CTRL, 0x88c0 },
  	{ RT5631_AXO2MIXER_CTRL, 0x88c0 },
  	{ RT5631_DIG_MIC_CTRL, 0x3000 },
  	{ RT5631_MONO_INPUT_VOL, 0x8808 },
  	{ RT5631_SPK_MIXER_CTRL, 0xf8f8 },
  	{ RT5631_SPK_MONO_OUT_CTRL, 0xfc00 },
  	{ RT5631_SPK_MONO_HP_OUT_CTRL, 0x4440 },
  	{ RT5631_SDP_CTRL, 0x8000 },
  	{ RT5631_MONO_SDP_CTRL, 0x8000 },
  	{ RT5631_STEREO_AD_DA_CLK_CTRL, 0x2010 },
  	{ RT5631_GEN_PUR_CTRL_REG, 0x0e00 },
  	{ RT5631_INT_ST_IRQ_CTRL_2, 0x071a },
  	{ RT5631_MISC_CTRL, 0x2040 },
  	{ RT5631_DEPOP_FUN_CTRL_2, 0x8000 },
  	{ RT5631_SOFT_VOL_CTRL, 0x07e0 },
  	{ RT5631_ALC_CTRL_1, 0x0206 },
  	{ RT5631_ALC_CTRL_3, 0x2000 },
  	{ RT5631_PSEUDO_SPATL_CTRL, 0x0553 },
  };
  
  /**
   * rt5631_write_index - write index register of 2nd layer
   */
  static void rt5631_write_index(struct snd_soc_codec *codec,
  		unsigned int reg, unsigned int value)
  {
  	snd_soc_write(codec, RT5631_INDEX_ADD, reg);
  	snd_soc_write(codec, RT5631_INDEX_DATA, value);
  }
  
  /**
   * rt5631_read_index - read index register of 2nd layer
   */
  static unsigned int rt5631_read_index(struct snd_soc_codec *codec,
  				unsigned int reg)
  {
  	unsigned int value;
  
  	snd_soc_write(codec, RT5631_INDEX_ADD, reg);
  	value = snd_soc_read(codec, RT5631_INDEX_DATA);
  
  	return value;
  }
  
  static int rt5631_reset(struct snd_soc_codec *codec)
  {
  	return snd_soc_write(codec, RT5631_RESET, 0);
  }
  
  static bool rt5631_volatile_register(struct device *dev, unsigned int reg)
  {
  	switch (reg) {
  	case RT5631_RESET:
  	case RT5631_INT_ST_IRQ_CTRL_2:
  	case RT5631_INDEX_ADD:
  	case RT5631_INDEX_DATA:
  	case RT5631_EQ_CTRL:
  		return 1;
  	default:
  		return 0;
  	}
  }
  
  static bool rt5631_readable_register(struct device *dev, unsigned int reg)
  {
  	switch (reg) {
  	case RT5631_RESET:
  	case RT5631_SPK_OUT_VOL:
  	case RT5631_HP_OUT_VOL:
  	case RT5631_MONO_AXO_1_2_VOL:
  	case RT5631_AUX_IN_VOL:
  	case RT5631_STEREO_DAC_VOL_1:
  	case RT5631_MIC_CTRL_1:
  	case RT5631_STEREO_DAC_VOL_2:
  	case RT5631_ADC_CTRL_1:
  	case RT5631_ADC_REC_MIXER:
  	case RT5631_ADC_CTRL_2:
  	case RT5631_VDAC_DIG_VOL:
  	case RT5631_OUTMIXER_L_CTRL:
  	case RT5631_OUTMIXER_R_CTRL:
  	case RT5631_AXO1MIXER_CTRL:
  	case RT5631_AXO2MIXER_CTRL:
  	case RT5631_MIC_CTRL_2:
  	case RT5631_DIG_MIC_CTRL:
  	case RT5631_MONO_INPUT_VOL:
  	case RT5631_SPK_MIXER_CTRL:
  	case RT5631_SPK_MONO_OUT_CTRL:
  	case RT5631_SPK_MONO_HP_OUT_CTRL:
  	case RT5631_SDP_CTRL:
  	case RT5631_MONO_SDP_CTRL:
  	case RT5631_STEREO_AD_DA_CLK_CTRL:
  	case RT5631_PWR_MANAG_ADD1:
  	case RT5631_PWR_MANAG_ADD2:
  	case RT5631_PWR_MANAG_ADD3:
  	case RT5631_PWR_MANAG_ADD4:
  	case RT5631_GEN_PUR_CTRL_REG:
  	case RT5631_GLOBAL_CLK_CTRL:
  	case RT5631_PLL_CTRL:
  	case RT5631_INT_ST_IRQ_CTRL_1:
  	case RT5631_INT_ST_IRQ_CTRL_2:
  	case RT5631_GPIO_CTRL:
  	case RT5631_MISC_CTRL:
  	case RT5631_DEPOP_FUN_CTRL_1:
  	case RT5631_DEPOP_FUN_CTRL_2:
  	case RT5631_JACK_DET_CTRL:
  	case RT5631_SOFT_VOL_CTRL:
  	case RT5631_ALC_CTRL_1:
  	case RT5631_ALC_CTRL_2:
  	case RT5631_ALC_CTRL_3:
  	case RT5631_PSEUDO_SPATL_CTRL:
  	case RT5631_INDEX_ADD:
  	case RT5631_INDEX_DATA:
  	case RT5631_EQ_CTRL:
  	case RT5631_VENDOR_ID:
  	case RT5631_VENDOR_ID1:
  	case RT5631_VENDOR_ID2:
  		return 1;
  	default:
  		return 0;
  	}
  }
  
  static const DECLARE_TLV_DB_SCALE(out_vol_tlv, -4650, 150, 0);
  static const DECLARE_TLV_DB_SCALE(dac_vol_tlv, -95625, 375, 0);
  static const DECLARE_TLV_DB_SCALE(in_vol_tlv, -3450, 150, 0);
  /* {0, +20, +24, +30, +35, +40, +44, +50, +52}dB */
  static unsigned int mic_bst_tlv[] = {
  	TLV_DB_RANGE_HEAD(7),
  	0, 0, TLV_DB_SCALE_ITEM(0, 0, 0),
  	1, 1, TLV_DB_SCALE_ITEM(2000, 0, 0),
  	2, 2, TLV_DB_SCALE_ITEM(2400, 0, 0),
  	3, 5, TLV_DB_SCALE_ITEM(3000, 500, 0),
  	6, 6, TLV_DB_SCALE_ITEM(4400, 0, 0),
  	7, 7, TLV_DB_SCALE_ITEM(5000, 0, 0),
  	8, 8, TLV_DB_SCALE_ITEM(5200, 0, 0),
  };
  
  static int rt5631_dmic_get(struct snd_kcontrol *kcontrol,
  		struct snd_ctl_elem_value *ucontrol)
  {
  	struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
  	struct rt5631_priv *rt5631 = snd_soc_codec_get_drvdata(codec);
  
  	ucontrol->value.integer.value[0] = rt5631->dmic_used_flag;
  
  	return 0;
  }
  
  static int rt5631_dmic_put(struct snd_kcontrol *kcontrol,
  		struct snd_ctl_elem_value *ucontrol)
  {
  	struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
  	struct rt5631_priv *rt5631 = snd_soc_codec_get_drvdata(codec);
  
  	rt5631->dmic_used_flag = ucontrol->value.integer.value[0];
  	return 0;
  }
  
  /* MIC Input Type */
  static const char *rt5631_input_mode[] = {
  	"Single ended", "Differential"};
  
  static const SOC_ENUM_SINGLE_DECL(
  	rt5631_mic1_mode_enum, RT5631_MIC_CTRL_1,
  	RT5631_MIC1_DIFF_INPUT_SHIFT, rt5631_input_mode);
  
  static const SOC_ENUM_SINGLE_DECL(
  	rt5631_mic2_mode_enum, RT5631_MIC_CTRL_1,
  	RT5631_MIC2_DIFF_INPUT_SHIFT, rt5631_input_mode);
  
  /* MONO Input Type */
  static const SOC_ENUM_SINGLE_DECL(
  	rt5631_monoin_mode_enum, RT5631_MONO_INPUT_VOL,
  	RT5631_MONO_DIFF_INPUT_SHIFT, rt5631_input_mode);
  
  /* SPK Ratio Gain Control */
  static const char *rt5631_spk_ratio[] = {"1.00x", "1.09x", "1.27x", "1.44x",
  			"1.56x", "1.68x", "1.99x", "2.34x"};
  
  static const SOC_ENUM_SINGLE_DECL(
  	rt5631_spk_ratio_enum, RT5631_GEN_PUR_CTRL_REG,
  	RT5631_SPK_AMP_RATIO_CTRL_SHIFT, rt5631_spk_ratio);
  
  static const struct snd_kcontrol_new rt5631_snd_controls[] = {
  	/* MIC */
  	SOC_ENUM("MIC1 Mode Control",  rt5631_mic1_mode_enum),
  	SOC_SINGLE_TLV("MIC1 Boost", RT5631_MIC_CTRL_2,
  		RT5631_MIC1_BOOST_SHIFT, 8, 0, mic_bst_tlv),
  	SOC_ENUM("MIC2 Mode Control", rt5631_mic2_mode_enum),
  	SOC_SINGLE_TLV("MIC2 Boost", RT5631_MIC_CTRL_2,
  		RT5631_MIC2_BOOST_SHIFT, 8, 0, mic_bst_tlv),
  	/* MONO IN */
  	SOC_ENUM("MONOIN Mode Control", rt5631_monoin_mode_enum),
  	SOC_DOUBLE_TLV("MONOIN_RX Capture Volume", RT5631_MONO_INPUT_VOL,
  			RT5631_L_VOL_SHIFT, RT5631_R_VOL_SHIFT,
  			RT5631_VOL_MASK, 1, in_vol_tlv),
  	/* AXI */
  	SOC_DOUBLE_TLV("AXI Capture Volume", RT5631_AUX_IN_VOL,
  			RT5631_L_VOL_SHIFT, RT5631_R_VOL_SHIFT,
  			RT5631_VOL_MASK, 1, in_vol_tlv),
  	/* DAC */
  	SOC_DOUBLE_TLV("PCM Playback Volume", RT5631_STEREO_DAC_VOL_2,
  			RT5631_L_VOL_SHIFT, RT5631_R_VOL_SHIFT,
  			RT5631_DAC_VOL_MASK, 1, dac_vol_tlv),
  	SOC_DOUBLE("PCM Playback Switch", RT5631_STEREO_DAC_VOL_1,
  			RT5631_L_MUTE_SHIFT, RT5631_R_MUTE_SHIFT, 1, 1),
  	/* AXO */
  	SOC_SINGLE("AXO1 Playback Switch", RT5631_MONO_AXO_1_2_VOL,
  				RT5631_L_MUTE_SHIFT, 1, 1),
  	SOC_SINGLE("AXO2 Playback Switch", RT5631_MONO_AXO_1_2_VOL,
  				RT5631_R_VOL_SHIFT, 1, 1),
  	/* OUTVOL */
  	SOC_DOUBLE("OUTVOL Channel Switch", RT5631_SPK_OUT_VOL,
  		RT5631_L_EN_SHIFT, RT5631_R_EN_SHIFT, 1, 0),
  
  	/* SPK */
  	SOC_DOUBLE("Speaker Playback Switch", RT5631_SPK_OUT_VOL,
  		RT5631_L_MUTE_SHIFT, RT5631_R_MUTE_SHIFT, 1, 1),
  	SOC_DOUBLE_TLV("Speaker Playback Volume", RT5631_SPK_OUT_VOL,
  		RT5631_L_VOL_SHIFT, RT5631_R_VOL_SHIFT, 39, 1, out_vol_tlv),
  	/* MONO OUT */
  	SOC_SINGLE("MONO Playback Switch", RT5631_MONO_AXO_1_2_VOL,
  				RT5631_MUTE_MONO_SHIFT, 1, 1),
  	/* HP */
  	SOC_DOUBLE("HP Playback Switch", RT5631_HP_OUT_VOL,
  		RT5631_L_MUTE_SHIFT, RT5631_R_MUTE_SHIFT, 1, 1),
  	SOC_DOUBLE_TLV("HP Playback Volume", RT5631_HP_OUT_VOL,
  		RT5631_L_VOL_SHIFT, RT5631_R_VOL_SHIFT,
  		RT5631_VOL_MASK, 1, out_vol_tlv),
  	/* DMIC */
  	SOC_SINGLE_EXT("DMIC Switch", 0, 0, 1, 0,
  		rt5631_dmic_get, rt5631_dmic_put),
  	SOC_DOUBLE("DMIC Capture Switch", RT5631_DIG_MIC_CTRL,
  		RT5631_DMIC_L_CH_MUTE_SHIFT,
  		RT5631_DMIC_R_CH_MUTE_SHIFT, 1, 1),
  
  	/* SPK Ratio Gain Control */
  	SOC_ENUM("SPK Ratio Control", rt5631_spk_ratio_enum),
  };
  
  static int check_sysclk1_source(struct snd_soc_dapm_widget *source,
  			 struct snd_soc_dapm_widget *sink)
  {
  	unsigned int reg;
  
  	reg = snd_soc_read(source->codec, RT5631_GLOBAL_CLK_CTRL);
  	return reg & RT5631_SYSCLK_SOUR_SEL_PLL;
  }
  
  static int check_dmic_used(struct snd_soc_dapm_widget *source,
  			 struct snd_soc_dapm_widget *sink)
  {
  	struct rt5631_priv *rt5631 = snd_soc_codec_get_drvdata(source->codec);
  	return rt5631->dmic_used_flag;
  }
  
  static int check_dacl_to_outmixl(struct snd_soc_dapm_widget *source,
  			 struct snd_soc_dapm_widget *sink)
  {
  	unsigned int reg;
  
  	reg = snd_soc_read(source->codec, RT5631_OUTMIXER_L_CTRL);
  	return !(reg & RT5631_M_DAC_L_TO_OUTMIXER_L);
  }
  
  static int check_dacr_to_outmixr(struct snd_soc_dapm_widget *source,
  			 struct snd_soc_dapm_widget *sink)
  {
  	unsigned int reg;
  
  	reg = snd_soc_read(source->codec, RT5631_OUTMIXER_R_CTRL);
  	return !(reg & RT5631_M_DAC_R_TO_OUTMIXER_R);
  }
  
  static int check_dacl_to_spkmixl(struct snd_soc_dapm_widget *source,
  			 struct snd_soc_dapm_widget *sink)
  {
  	unsigned int reg;
  
  	reg = snd_soc_read(source->codec, RT5631_SPK_MIXER_CTRL);
  	return !(reg & RT5631_M_DAC_L_TO_SPKMIXER_L);
  }
  
  static int check_dacr_to_spkmixr(struct snd_soc_dapm_widget *source,
  			 struct snd_soc_dapm_widget *sink)
  {
  	unsigned int reg;
  
  	reg = snd_soc_read(source->codec, RT5631_SPK_MIXER_CTRL);
  	return !(reg & RT5631_M_DAC_R_TO_SPKMIXER_R);
  }
  
  static int check_adcl_select(struct snd_soc_dapm_widget *source,
  			 struct snd_soc_dapm_widget *sink)
  {
  	unsigned int reg;
  
  	reg = snd_soc_read(source->codec, RT5631_ADC_REC_MIXER);
  	return !(reg & RT5631_M_MIC1_TO_RECMIXER_L);
  }
  
  static int check_adcr_select(struct snd_soc_dapm_widget *source,
  			 struct snd_soc_dapm_widget *sink)
  {
  	unsigned int reg;
  
  	reg = snd_soc_read(source->codec, RT5631_ADC_REC_MIXER);
  	return !(reg & RT5631_M_MIC2_TO_RECMIXER_R);
  }
  
  /**
   * onebit_depop_power_stage - auto depop in power stage.
   * @enable: power on/off
   *
   * When power on/off headphone, the depop sequence is done by hardware.
   */
  static void onebit_depop_power_stage(struct snd_soc_codec *codec, int enable)
  {
  	unsigned int soft_vol, hp_zc;
  
  	/* enable one-bit depop function */
  	snd_soc_update_bits(codec, RT5631_DEPOP_FUN_CTRL_2,
  				RT5631_EN_ONE_BIT_DEPOP, 0);
  
  	/* keep soft volume and zero crossing setting */
  	soft_vol = snd_soc_read(codec, RT5631_SOFT_VOL_CTRL);
  	snd_soc_write(codec, RT5631_SOFT_VOL_CTRL, 0);
  	hp_zc = snd_soc_read(codec, RT5631_INT_ST_IRQ_CTRL_2);
  	snd_soc_write(codec, RT5631_INT_ST_IRQ_CTRL_2, hp_zc & 0xf7ff);
  	if (enable) {
  		/* config one-bit depop parameter */
  		rt5631_write_index(codec, RT5631_TEST_MODE_CTRL, 0x84c0);
  		rt5631_write_index(codec, RT5631_SPK_INTL_CTRL, 0x309f);
  		rt5631_write_index(codec, RT5631_CP_INTL_REG2, 0x6530);
  		/* power on capless block */
  		snd_soc_write(codec, RT5631_DEPOP_FUN_CTRL_2,
  				RT5631_EN_CAP_FREE_DEPOP);
  	} else {
  		/* power off capless block */
  		snd_soc_write(codec, RT5631_DEPOP_FUN_CTRL_2, 0);
  		msleep(100);
  	}
  
  	/* recover soft volume and zero crossing setting */
  	snd_soc_write(codec, RT5631_SOFT_VOL_CTRL, soft_vol);
  	snd_soc_write(codec, RT5631_INT_ST_IRQ_CTRL_2, hp_zc);
  }
  
  /**
   * onebit_depop_mute_stage - auto depop in mute stage.
   * @enable: mute/unmute
   *
   * When mute/unmute headphone, the depop sequence is done by hardware.
   */
  static void onebit_depop_mute_stage(struct snd_soc_codec *codec, int enable)
  {
  	unsigned int soft_vol, hp_zc;
  
  	/* enable one-bit depop function */
  	snd_soc_update_bits(codec, RT5631_DEPOP_FUN_CTRL_2,
  				RT5631_EN_ONE_BIT_DEPOP, 0);
  
  	/* keep soft volume and zero crossing setting */
  	soft_vol = snd_soc_read(codec, RT5631_SOFT_VOL_CTRL);
  	snd_soc_write(codec, RT5631_SOFT_VOL_CTRL, 0);
  	hp_zc = snd_soc_read(codec, RT5631_INT_ST_IRQ_CTRL_2);
  	snd_soc_write(codec, RT5631_INT_ST_IRQ_CTRL_2, hp_zc & 0xf7ff);
  	if (enable) {
  		schedule_timeout_uninterruptible(msecs_to_jiffies(10));
  		/* config one-bit depop parameter */
  		rt5631_write_index(codec, RT5631_SPK_INTL_CTRL, 0x307f);
  		snd_soc_update_bits(codec, RT5631_HP_OUT_VOL,
  				RT5631_L_MUTE | RT5631_R_MUTE, 0);
  		msleep(300);
  	} else {
  		snd_soc_update_bits(codec, RT5631_HP_OUT_VOL,
  			RT5631_L_MUTE | RT5631_R_MUTE,
  			RT5631_L_MUTE | RT5631_R_MUTE);
  		msleep(100);
  	}
  
  	/* recover soft volume and zero crossing setting */
  	snd_soc_write(codec, RT5631_SOFT_VOL_CTRL, soft_vol);
  	snd_soc_write(codec, RT5631_INT_ST_IRQ_CTRL_2, hp_zc);
  }
  
  /**
   * onebit_depop_power_stage - step by step depop sequence in power stage.
   * @enable: power on/off
   *
   * When power on/off headphone, the depop sequence is done in step by step.
   */
  static void depop_seq_power_stage(struct snd_soc_codec *codec, int enable)
  {
  	unsigned int soft_vol, hp_zc;
  
  	/* depop control by register */
  	snd_soc_update_bits(codec, RT5631_DEPOP_FUN_CTRL_2,
  		RT5631_EN_ONE_BIT_DEPOP, RT5631_EN_ONE_BIT_DEPOP);
  
  	/* keep soft volume and zero crossing setting */
  	soft_vol = snd_soc_read(codec, RT5631_SOFT_VOL_CTRL);
  	snd_soc_write(codec, RT5631_SOFT_VOL_CTRL, 0);
  	hp_zc = snd_soc_read(codec, RT5631_INT_ST_IRQ_CTRL_2);
  	snd_soc_write(codec, RT5631_INT_ST_IRQ_CTRL_2, hp_zc & 0xf7ff);
  	if (enable) {
  		/* config depop sequence parameter */
  		rt5631_write_index(codec, RT5631_SPK_INTL_CTRL, 0x303e);
  
  		/* power on headphone and charge pump */
  		snd_soc_update_bits(codec, RT5631_PWR_MANAG_ADD3,
  			RT5631_PWR_CHARGE_PUMP | RT5631_PWR_HP_L_AMP |
  			RT5631_PWR_HP_R_AMP,
  			RT5631_PWR_CHARGE_PUMP | RT5631_PWR_HP_L_AMP |
  			RT5631_PWR_HP_R_AMP);
  
  		/* power on soft generator and depop mode2 */
  		snd_soc_write(codec, RT5631_DEPOP_FUN_CTRL_1,
  			RT5631_POW_ON_SOFT_GEN | RT5631_EN_DEPOP2_FOR_HP);
  		msleep(100);
  
  		/* stop depop mode */
  		snd_soc_update_bits(codec, RT5631_PWR_MANAG_ADD3,
  			RT5631_PWR_HP_DEPOP_DIS, RT5631_PWR_HP_DEPOP_DIS);
  	} else {
  		/* config depop sequence parameter */
  		rt5631_write_index(codec, RT5631_SPK_INTL_CTRL, 0x303F);
  		snd_soc_write(codec, RT5631_DEPOP_FUN_CTRL_1,
  			RT5631_POW_ON_SOFT_GEN | RT5631_EN_MUTE_UNMUTE_DEPOP |
  			RT5631_PD_HPAMP_L_ST_UP | RT5631_PD_HPAMP_R_ST_UP);
  		msleep(75);
  		snd_soc_write(codec, RT5631_DEPOP_FUN_CTRL_1,
  			RT5631_POW_ON_SOFT_GEN | RT5631_PD_HPAMP_L_ST_UP |
  			RT5631_PD_HPAMP_R_ST_UP);
  
  		/* start depop mode */
  		snd_soc_update_bits(codec, RT5631_PWR_MANAG_ADD3,
  				RT5631_PWR_HP_DEPOP_DIS, 0);
  
  		/* config depop sequence parameter */
  		snd_soc_write(codec, RT5631_DEPOP_FUN_CTRL_1,
  			RT5631_POW_ON_SOFT_GEN | RT5631_EN_DEPOP2_FOR_HP |
  			RT5631_PD_HPAMP_L_ST_UP | RT5631_PD_HPAMP_R_ST_UP);
  		msleep(80);
  		snd_soc_write(codec, RT5631_DEPOP_FUN_CTRL_1,
  			RT5631_POW_ON_SOFT_GEN);
  
  		/* power down headphone and charge pump */
  		snd_soc_update_bits(codec, RT5631_PWR_MANAG_ADD3,
  			RT5631_PWR_CHARGE_PUMP | RT5631_PWR_HP_L_AMP |
  			RT5631_PWR_HP_R_AMP, 0);
  	}
  
  	/* recover soft volume and zero crossing setting */
  	snd_soc_write(codec, RT5631_SOFT_VOL_CTRL, soft_vol);
  	snd_soc_write(codec, RT5631_INT_ST_IRQ_CTRL_2, hp_zc);
  }
  
  /**
   * depop_seq_mute_stage - step by step depop sequence in mute stage.
   * @enable: mute/unmute
   *
   * When mute/unmute headphone, the depop sequence is done in step by step.
   */
  static void depop_seq_mute_stage(struct snd_soc_codec *codec, int enable)
  {
  	unsigned int soft_vol, hp_zc;
  
  	/* depop control by register */
  	snd_soc_update_bits(codec, RT5631_DEPOP_FUN_CTRL_2,
  		RT5631_EN_ONE_BIT_DEPOP, RT5631_EN_ONE_BIT_DEPOP);
  
  	/* keep soft volume and zero crossing setting */
  	soft_vol = snd_soc_read(codec, RT5631_SOFT_VOL_CTRL);
  	snd_soc_write(codec, RT5631_SOFT_VOL_CTRL, 0);
  	hp_zc = snd_soc_read(codec, RT5631_INT_ST_IRQ_CTRL_2);
  	snd_soc_write(codec, RT5631_INT_ST_IRQ_CTRL_2, hp_zc & 0xf7ff);
  	if (enable) {
  		schedule_timeout_uninterruptible(msecs_to_jiffies(10));
  
  		/* config depop sequence parameter */
  		rt5631_write_index(codec, RT5631_SPK_INTL_CTRL, 0x302f);
  		snd_soc_write(codec, RT5631_DEPOP_FUN_CTRL_1,
  			RT5631_POW_ON_SOFT_GEN | RT5631_EN_MUTE_UNMUTE_DEPOP |
  			RT5631_EN_HP_R_M_UN_MUTE_DEPOP |
  			RT5631_EN_HP_L_M_UN_MUTE_DEPOP);
  
  		snd_soc_update_bits(codec, RT5631_HP_OUT_VOL,
  				RT5631_L_MUTE | RT5631_R_MUTE, 0);
  		msleep(160);
  	} else {
  		/* config depop sequence parameter */
  		rt5631_write_index(codec, RT5631_SPK_INTL_CTRL, 0x302f);
  		snd_soc_write(codec, RT5631_DEPOP_FUN_CTRL_1,
  			RT5631_POW_ON_SOFT_GEN | RT5631_EN_MUTE_UNMUTE_DEPOP |
  			RT5631_EN_HP_R_M_UN_MUTE_DEPOP |
  			RT5631_EN_HP_L_M_UN_MUTE_DEPOP);
  
  		snd_soc_update_bits(codec, RT5631_HP_OUT_VOL,
  			RT5631_L_MUTE | RT5631_R_MUTE,
  			RT5631_L_MUTE | RT5631_R_MUTE);
  		msleep(150);
  	}
  
  	/* recover soft volume and zero crossing setting */
  	snd_soc_write(codec, RT5631_SOFT_VOL_CTRL, soft_vol);
  	snd_soc_write(codec, RT5631_INT_ST_IRQ_CTRL_2, hp_zc);
  }
  
  static int hp_event(struct snd_soc_dapm_widget *w,
  	struct snd_kcontrol *kcontrol, int event)
  {
  	struct snd_soc_codec *codec = w->codec;
  	struct rt5631_priv *rt5631 = snd_soc_codec_get_drvdata(codec);
  
  	switch (event) {
  	case SND_SOC_DAPM_PRE_PMD:
  		if (rt5631->codec_version) {
  			onebit_depop_mute_stage(codec, 0);
  			onebit_depop_power_stage(codec, 0);
  		} else {
  			depop_seq_mute_stage(codec, 0);
  			depop_seq_power_stage(codec, 0);
  		}
  		break;
  
  	case SND_SOC_DAPM_POST_PMU:
  		if (rt5631->codec_version) {
  			onebit_depop_power_stage(codec, 1);
  			onebit_depop_mute_stage(codec, 1);
  		} else {
  			depop_seq_power_stage(codec, 1);
  			depop_seq_mute_stage(codec, 1);
  		}
  		break;
  
  	default:
  		break;
  	}
  
  	return 0;
  }
  
  static int set_dmic_params(struct snd_soc_dapm_widget *w,
  	struct snd_kcontrol *kcontrol, int event)
  {
  	struct snd_soc_codec *codec = w->codec;
  	struct rt5631_priv *rt5631 = snd_soc_codec_get_drvdata(codec);
  
  	switch (rt5631->rx_rate) {
  	case 44100:
  	case 48000:
  		snd_soc_update_bits(codec, RT5631_DIG_MIC_CTRL,
  			RT5631_DMIC_CLK_CTRL_MASK,
  			RT5631_DMIC_CLK_CTRL_TO_32FS);
  		break;
  
  	case 32000:
  	case 22050:
  		snd_soc_update_bits(codec, RT5631_DIG_MIC_CTRL,
  			RT5631_DMIC_CLK_CTRL_MASK,
  			RT5631_DMIC_CLK_CTRL_TO_64FS);
  		break;
  
  	case 16000:
  	case 11025:
  	case 8000:
  		snd_soc_update_bits(codec, RT5631_DIG_MIC_CTRL,
  			RT5631_DMIC_CLK_CTRL_MASK,
  			RT5631_DMIC_CLK_CTRL_TO_128FS);
  		break;
  
  	default:
  		return -EINVAL;
  	}
  
  	return 0;
  }
  
  static const struct snd_kcontrol_new rt5631_recmixl_mixer_controls[] = {
  	SOC_DAPM_SINGLE("OUTMIXL Capture Switch", RT5631_ADC_REC_MIXER,
  			RT5631_M_OUTMIXL_RECMIXL_BIT, 1, 1),
  	SOC_DAPM_SINGLE("MIC1_BST1 Capture Switch", RT5631_ADC_REC_MIXER,
  			RT5631_M_MIC1_RECMIXL_BIT, 1, 1),
  	SOC_DAPM_SINGLE("AXILVOL Capture Switch", RT5631_ADC_REC_MIXER,
  			RT5631_M_AXIL_RECMIXL_BIT, 1, 1),
  	SOC_DAPM_SINGLE("MONOIN_RX Capture Switch", RT5631_ADC_REC_MIXER,
  			RT5631_M_MONO_IN_RECMIXL_BIT, 1, 1),
  };
  
  static const struct snd_kcontrol_new rt5631_recmixr_mixer_controls[] = {
  	SOC_DAPM_SINGLE("MONOIN_RX Capture Switch", RT5631_ADC_REC_MIXER,
  			RT5631_M_MONO_IN_RECMIXR_BIT, 1, 1),
  	SOC_DAPM_SINGLE("AXIRVOL Capture Switch", RT5631_ADC_REC_MIXER,
  			RT5631_M_AXIR_RECMIXR_BIT, 1, 1),
  	SOC_DAPM_SINGLE("MIC2_BST2 Capture Switch", RT5631_ADC_REC_MIXER,
  			RT5631_M_MIC2_RECMIXR_BIT, 1, 1),
  	SOC_DAPM_SINGLE("OUTMIXR Capture Switch", RT5631_ADC_REC_MIXER,
  			RT5631_M_OUTMIXR_RECMIXR_BIT, 1, 1),
  };
  
  static const struct snd_kcontrol_new rt5631_spkmixl_mixer_controls[] = {
  	SOC_DAPM_SINGLE("RECMIXL Playback Switch", RT5631_SPK_MIXER_CTRL,
  			RT5631_M_RECMIXL_SPKMIXL_BIT, 1, 1),
  	SOC_DAPM_SINGLE("MIC1_P Playback Switch", RT5631_SPK_MIXER_CTRL,
  			RT5631_M_MIC1P_SPKMIXL_BIT, 1, 1),
  	SOC_DAPM_SINGLE("DACL Playback Switch", RT5631_SPK_MIXER_CTRL,
  			RT5631_M_DACL_SPKMIXL_BIT, 1, 1),
  	SOC_DAPM_SINGLE("OUTMIXL Playback Switch", RT5631_SPK_MIXER_CTRL,
  			RT5631_M_OUTMIXL_SPKMIXL_BIT, 1, 1),
  };
  
  static const struct snd_kcontrol_new rt5631_spkmixr_mixer_controls[] = {
  	SOC_DAPM_SINGLE("OUTMIXR Playback Switch", RT5631_SPK_MIXER_CTRL,
  			RT5631_M_OUTMIXR_SPKMIXR_BIT, 1, 1),
  	SOC_DAPM_SINGLE("DACR Playback Switch", RT5631_SPK_MIXER_CTRL,
  			RT5631_M_DACR_SPKMIXR_BIT, 1, 1),
  	SOC_DAPM_SINGLE("MIC2_P Playback Switch", RT5631_SPK_MIXER_CTRL,
  			RT5631_M_MIC2P_SPKMIXR_BIT, 1, 1),
  	SOC_DAPM_SINGLE("RECMIXR Playback Switch", RT5631_SPK_MIXER_CTRL,
  			RT5631_M_RECMIXR_SPKMIXR_BIT, 1, 1),
  };
  
  static const struct snd_kcontrol_new rt5631_outmixl_mixer_controls[] = {
  	SOC_DAPM_SINGLE("RECMIXL Playback Switch", RT5631_OUTMIXER_L_CTRL,
  				RT5631_M_RECMIXL_OUTMIXL_BIT, 1, 1),
  	SOC_DAPM_SINGLE("RECMIXR Playback Switch", RT5631_OUTMIXER_L_CTRL,
  				RT5631_M_RECMIXR_OUTMIXL_BIT, 1, 1),
  	SOC_DAPM_SINGLE("DACL Playback Switch", RT5631_OUTMIXER_L_CTRL,
  				RT5631_M_DACL_OUTMIXL_BIT, 1, 1),
  	SOC_DAPM_SINGLE("MIC1_BST1 Playback Switch", RT5631_OUTMIXER_L_CTRL,
  				RT5631_M_MIC1_OUTMIXL_BIT, 1, 1),
  	SOC_DAPM_SINGLE("MIC2_BST2 Playback Switch", RT5631_OUTMIXER_L_CTRL,
  				RT5631_M_MIC2_OUTMIXL_BIT, 1, 1),
  	SOC_DAPM_SINGLE("MONOIN_RXP Playback Switch", RT5631_OUTMIXER_L_CTRL,
  				RT5631_M_MONO_INP_OUTMIXL_BIT, 1, 1),
  	SOC_DAPM_SINGLE("AXILVOL Playback Switch", RT5631_OUTMIXER_L_CTRL,
  				RT5631_M_AXIL_OUTMIXL_BIT, 1, 1),
  	SOC_DAPM_SINGLE("AXIRVOL Playback Switch", RT5631_OUTMIXER_L_CTRL,
  				RT5631_M_AXIR_OUTMIXL_BIT, 1, 1),
  	SOC_DAPM_SINGLE("VDAC Playback Switch", RT5631_OUTMIXER_L_CTRL,
  				RT5631_M_VDAC_OUTMIXL_BIT, 1, 1),
  };
  
  static const struct snd_kcontrol_new rt5631_outmixr_mixer_controls[] = {
  	SOC_DAPM_SINGLE("VDAC Playback Switch", RT5631_OUTMIXER_R_CTRL,
  				RT5631_M_VDAC_OUTMIXR_BIT, 1, 1),
  	SOC_DAPM_SINGLE("AXIRVOL Playback Switch", RT5631_OUTMIXER_R_CTRL,
  				RT5631_M_AXIR_OUTMIXR_BIT, 1, 1),
  	SOC_DAPM_SINGLE("AXILVOL Playback Switch", RT5631_OUTMIXER_R_CTRL,
  				RT5631_M_AXIL_OUTMIXR_BIT, 1, 1),
  	SOC_DAPM_SINGLE("MONOIN_RXN Playback Switch", RT5631_OUTMIXER_R_CTRL,
  				RT5631_M_MONO_INN_OUTMIXR_BIT, 1, 1),
  	SOC_DAPM_SINGLE("MIC2_BST2 Playback Switch", RT5631_OUTMIXER_R_CTRL,
  				RT5631_M_MIC2_OUTMIXR_BIT, 1, 1),
  	SOC_DAPM_SINGLE("MIC1_BST1 Playback Switch", RT5631_OUTMIXER_R_CTRL,
  				RT5631_M_MIC1_OUTMIXR_BIT, 1, 1),
  	SOC_DAPM_SINGLE("DACR Playback Switch", RT5631_OUTMIXER_R_CTRL,
  				RT5631_M_DACR_OUTMIXR_BIT, 1, 1),
  	SOC_DAPM_SINGLE("RECMIXR Playback Switch", RT5631_OUTMIXER_R_CTRL,
  				RT5631_M_RECMIXR_OUTMIXR_BIT, 1, 1),
  	SOC_DAPM_SINGLE("RECMIXL Playback Switch", RT5631_OUTMIXER_R_CTRL,
  				RT5631_M_RECMIXL_OUTMIXR_BIT, 1, 1),
  };
  
  static const struct snd_kcontrol_new rt5631_AXO1MIX_mixer_controls[] = {
  	SOC_DAPM_SINGLE("MIC1_BST1 Playback Switch", RT5631_AXO1MIXER_CTRL,
  				RT5631_M_MIC1_AXO1MIX_BIT , 1, 1),
  	SOC_DAPM_SINGLE("MIC2_BST2 Playback Switch", RT5631_AXO1MIXER_CTRL,
  				RT5631_M_MIC2_AXO1MIX_BIT, 1, 1),
  	SOC_DAPM_SINGLE("OUTVOLL Playback Switch", RT5631_AXO1MIXER_CTRL,
  				RT5631_M_OUTMIXL_AXO1MIX_BIT , 1 , 1),
  	SOC_DAPM_SINGLE("OUTVOLR Playback Switch", RT5631_AXO1MIXER_CTRL,
  				RT5631_M_OUTMIXR_AXO1MIX_BIT, 1, 1),
  };
  
  static const struct snd_kcontrol_new rt5631_AXO2MIX_mixer_controls[] = {
  	SOC_DAPM_SINGLE("MIC1_BST1 Playback Switch", RT5631_AXO2MIXER_CTRL,
  				RT5631_M_MIC1_AXO2MIX_BIT, 1, 1),
  	SOC_DAPM_SINGLE("MIC2_BST2 Playback Switch", RT5631_AXO2MIXER_CTRL,
  				RT5631_M_MIC2_AXO2MIX_BIT, 1, 1),
  	SOC_DAPM_SINGLE("OUTVOLL Playback Switch", RT5631_AXO2MIXER_CTRL,
  				RT5631_M_OUTMIXL_AXO2MIX_BIT, 1, 1),
  	SOC_DAPM_SINGLE("OUTVOLR Playback Switch", RT5631_AXO2MIXER_CTRL,
  				RT5631_M_OUTMIXR_AXO2MIX_BIT, 1 , 1),
  };
  
  static const struct snd_kcontrol_new rt5631_spolmix_mixer_controls[] = {
  	SOC_DAPM_SINGLE("SPKVOLL Playback Switch", RT5631_SPK_MONO_OUT_CTRL,
  				RT5631_M_SPKVOLL_SPOLMIX_BIT, 1, 1),
  	SOC_DAPM_SINGLE("SPKVOLR Playback Switch", RT5631_SPK_MONO_OUT_CTRL,
  				RT5631_M_SPKVOLR_SPOLMIX_BIT, 1, 1),
  };
  
  static const struct snd_kcontrol_new rt5631_spormix_mixer_controls[] = {
  	SOC_DAPM_SINGLE("SPKVOLL Playback Switch", RT5631_SPK_MONO_OUT_CTRL,
  				RT5631_M_SPKVOLL_SPORMIX_BIT, 1, 1),
  	SOC_DAPM_SINGLE("SPKVOLR Playback Switch", RT5631_SPK_MONO_OUT_CTRL,
  				RT5631_M_SPKVOLR_SPORMIX_BIT, 1, 1),
  };
  
  static const struct snd_kcontrol_new rt5631_monomix_mixer_controls[] = {
  	SOC_DAPM_SINGLE("OUTVOLL Playback Switch", RT5631_SPK_MONO_OUT_CTRL,
  				RT5631_M_OUTVOLL_MONOMIX_BIT, 1, 1),
  	SOC_DAPM_SINGLE("OUTVOLR Playback Switch", RT5631_SPK_MONO_OUT_CTRL,
  				RT5631_M_OUTVOLR_MONOMIX_BIT, 1, 1),
  };
  
  /* Left SPK Volume Input */
  static const char *rt5631_spkvoll_sel[] = {"Vmid", "SPKMIXL"};
  
  static const SOC_ENUM_SINGLE_DECL(
  	rt5631_spkvoll_enum, RT5631_SPK_OUT_VOL,
  	RT5631_L_EN_SHIFT, rt5631_spkvoll_sel);
  
  static const struct snd_kcontrol_new rt5631_spkvoll_mux_control =
  	SOC_DAPM_ENUM("Left SPKVOL SRC", rt5631_spkvoll_enum);
  
  /* Left HP Volume Input */
  static const char *rt5631_hpvoll_sel[] = {"Vmid", "OUTMIXL"};
  
  static const SOC_ENUM_SINGLE_DECL(
  	rt5631_hpvoll_enum, RT5631_HP_OUT_VOL,
  	RT5631_L_EN_SHIFT, rt5631_hpvoll_sel);
  
  static const struct snd_kcontrol_new rt5631_hpvoll_mux_control =
  	SOC_DAPM_ENUM("Left HPVOL SRC", rt5631_hpvoll_enum);
  
  /* Left Out Volume Input */
  static const char *rt5631_outvoll_sel[] = {"Vmid", "OUTMIXL"};
  
  static const SOC_ENUM_SINGLE_DECL(
  	rt5631_outvoll_enum, RT5631_MONO_AXO_1_2_VOL,
  	RT5631_L_EN_SHIFT, rt5631_outvoll_sel);
  
  static const struct snd_kcontrol_new rt5631_outvoll_mux_control =
  	SOC_DAPM_ENUM("Left OUTVOL SRC", rt5631_outvoll_enum);
  
  /* Right Out Volume Input */
  static const char *rt5631_outvolr_sel[] = {"Vmid", "OUTMIXR"};
  
  static const SOC_ENUM_SINGLE_DECL(
  	rt5631_outvolr_enum, RT5631_MONO_AXO_1_2_VOL,
  	RT5631_R_EN_SHIFT, rt5631_outvolr_sel);
  
  static const struct snd_kcontrol_new rt5631_outvolr_mux_control =
  	SOC_DAPM_ENUM("Right OUTVOL SRC", rt5631_outvolr_enum);
  
  /* Right HP Volume Input */
  static const char *rt5631_hpvolr_sel[] = {"Vmid", "OUTMIXR"};
  
  static const SOC_ENUM_SINGLE_DECL(
  	rt5631_hpvolr_enum, RT5631_HP_OUT_VOL,
  	RT5631_R_EN_SHIFT, rt5631_hpvolr_sel);
  
  static const struct snd_kcontrol_new rt5631_hpvolr_mux_control =
  	SOC_DAPM_ENUM("Right HPVOL SRC", rt5631_hpvolr_enum);
  
  /* Right SPK Volume Input */
  static const char *rt5631_spkvolr_sel[] = {"Vmid", "SPKMIXR"};
  
  static const SOC_ENUM_SINGLE_DECL(
  	rt5631_spkvolr_enum, RT5631_SPK_OUT_VOL,
  	RT5631_R_EN_SHIFT, rt5631_spkvolr_sel);
  
  static const struct snd_kcontrol_new rt5631_spkvolr_mux_control =
  	SOC_DAPM_ENUM("Right SPKVOL SRC", rt5631_spkvolr_enum);
  
  /* SPO Left Channel Input */
  static const char *rt5631_spol_src_sel[] = {
  	"SPOLMIX", "MONOIN_RX", "VDAC", "DACL"};
  
  static const SOC_ENUM_SINGLE_DECL(
  	rt5631_spol_src_enum, RT5631_SPK_MONO_HP_OUT_CTRL,
  	RT5631_SPK_L_MUX_SEL_SHIFT, rt5631_spol_src_sel);
  
  static const struct snd_kcontrol_new rt5631_spol_mux_control =
  	SOC_DAPM_ENUM("SPOL SRC", rt5631_spol_src_enum);
  
  /* SPO Right Channel Input */
  static const char *rt5631_spor_src_sel[] = {
  	"SPORMIX", "MONOIN_RX", "VDAC", "DACR"};
  
  static const SOC_ENUM_SINGLE_DECL(
  	rt5631_spor_src_enum, RT5631_SPK_MONO_HP_OUT_CTRL,
  	RT5631_SPK_R_MUX_SEL_SHIFT, rt5631_spor_src_sel);
  
  static const struct snd_kcontrol_new rt5631_spor_mux_control =
  	SOC_DAPM_ENUM("SPOR SRC", rt5631_spor_src_enum);
  
  /* MONO Input */
  static const char *rt5631_mono_src_sel[] = {"MONOMIX", "MONOIN_RX", "VDAC"};
  
  static const SOC_ENUM_SINGLE_DECL(
  	rt5631_mono_src_enum, RT5631_SPK_MONO_HP_OUT_CTRL,
  	RT5631_MONO_MUX_SEL_SHIFT, rt5631_mono_src_sel);
  
  static const struct snd_kcontrol_new rt5631_mono_mux_control =
  	SOC_DAPM_ENUM("MONO SRC", rt5631_mono_src_enum);
  
  /* Left HPO Input */
  static const char *rt5631_hpl_src_sel[] = {"Left HPVOL", "Left DAC"};
  
  static const SOC_ENUM_SINGLE_DECL(
  	rt5631_hpl_src_enum, RT5631_SPK_MONO_HP_OUT_CTRL,
  	RT5631_HP_L_MUX_SEL_SHIFT, rt5631_hpl_src_sel);
  
  static const struct snd_kcontrol_new rt5631_hpl_mux_control =
  	SOC_DAPM_ENUM("HPL SRC", rt5631_hpl_src_enum);
  
  /* Right HPO Input */
  static const char *rt5631_hpr_src_sel[] = {"Right HPVOL", "Right DAC"};
  
  static const SOC_ENUM_SINGLE_DECL(
  	rt5631_hpr_src_enum, RT5631_SPK_MONO_HP_OUT_CTRL,
  	RT5631_HP_R_MUX_SEL_SHIFT, rt5631_hpr_src_sel);
  
  static const struct snd_kcontrol_new rt5631_hpr_mux_control =
  	SOC_DAPM_ENUM("HPR SRC", rt5631_hpr_src_enum);
  
  static const struct snd_soc_dapm_widget rt5631_dapm_widgets[] = {
  	/* Vmid */
  	SND_SOC_DAPM_VMID("Vmid"),
  	/* PLL1 */
  	SND_SOC_DAPM_SUPPLY("PLL1", RT5631_PWR_MANAG_ADD2,
  			RT5631_PWR_PLL1_BIT, 0, NULL, 0),
  
  	/* Input Side */
  	/* Input Lines */
  	SND_SOC_DAPM_INPUT("MIC1"),
  	SND_SOC_DAPM_INPUT("MIC2"),
  	SND_SOC_DAPM_INPUT("AXIL"),
  	SND_SOC_DAPM_INPUT("AXIR"),
  	SND_SOC_DAPM_INPUT("MONOIN_RXN"),
  	SND_SOC_DAPM_INPUT("MONOIN_RXP"),
  	SND_SOC_DAPM_INPUT("DMIC"),
  
  	/* MICBIAS */
  	SND_SOC_DAPM_MICBIAS("MIC Bias1", RT5631_PWR_MANAG_ADD2,
  			RT5631_PWR_MICBIAS1_VOL_BIT, 0),
  	SND_SOC_DAPM_MICBIAS("MIC Bias2", RT5631_PWR_MANAG_ADD2,
  			RT5631_PWR_MICBIAS2_VOL_BIT, 0),
  
  	/* Boost */
  	SND_SOC_DAPM_PGA("MIC1 Boost", RT5631_PWR_MANAG_ADD2,
  			RT5631_PWR_MIC1_BOOT_GAIN_BIT, 0, NULL, 0),
  	SND_SOC_DAPM_PGA("MIC2 Boost", RT5631_PWR_MANAG_ADD2,
  			RT5631_PWR_MIC2_BOOT_GAIN_BIT, 0, NULL, 0),
  	SND_SOC_DAPM_PGA("MONOIN_RXP Boost", RT5631_PWR_MANAG_ADD4,
  			RT5631_PWR_MONO_IN_P_VOL_BIT, 0, NULL, 0),
  	SND_SOC_DAPM_PGA("MONOIN_RXN Boost", RT5631_PWR_MANAG_ADD4,
  			RT5631_PWR_MONO_IN_N_VOL_BIT, 0, NULL, 0),
  	SND_SOC_DAPM_PGA("AXIL Boost", RT5631_PWR_MANAG_ADD4,
  			RT5631_PWR_AXIL_IN_VOL_BIT, 0, NULL, 0),
  	SND_SOC_DAPM_PGA("AXIR Boost", RT5631_PWR_MANAG_ADD4,
  			RT5631_PWR_AXIR_IN_VOL_BIT, 0, NULL, 0),
  
  	/* MONO In */
  	SND_SOC_DAPM_MIXER("MONO_IN", SND_SOC_NOPM, 0, 0, NULL, 0),
  
  	/* REC Mixer */
  	SND_SOC_DAPM_MIXER("RECMIXL Mixer", RT5631_PWR_MANAG_ADD2,
  		RT5631_PWR_RECMIXER_L_BIT, 0,
  		&rt5631_recmixl_mixer_controls[0],
  		ARRAY_SIZE(rt5631_recmixl_mixer_controls)),
  	SND_SOC_DAPM_MIXER("RECMIXR Mixer", RT5631_PWR_MANAG_ADD2,
  		RT5631_PWR_RECMIXER_R_BIT, 0,
  		&rt5631_recmixr_mixer_controls[0],
  		ARRAY_SIZE(rt5631_recmixr_mixer_controls)),
  	/* Because of record duplication for L/R channel,
  	 * L/R ADCs need power up at the same time */
  	SND_SOC_DAPM_MIXER("ADC Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
  
  	/* DMIC */
  	SND_SOC_DAPM_SUPPLY("DMIC Supply", RT5631_DIG_MIC_CTRL,
  		RT5631_DMIC_ENA_SHIFT, 0,
  		set_dmic_params, SND_SOC_DAPM_PRE_PMU),
  	/* ADC Data Srouce */
  	SND_SOC_DAPM_SUPPLY("Left ADC Select", RT5631_INT_ST_IRQ_CTRL_2,
  			RT5631_ADC_DATA_SEL_MIC1_SHIFT, 0, NULL, 0),
  	SND_SOC_DAPM_SUPPLY("Right ADC Select", RT5631_INT_ST_IRQ_CTRL_2,
  			RT5631_ADC_DATA_SEL_MIC2_SHIFT, 0, NULL, 0),
  
  	/* ADCs */
  	SND_SOC_DAPM_ADC("Left ADC", "HIFI Capture",
  		RT5631_PWR_MANAG_ADD1, RT5631_PWR_ADC_L_CLK_BIT, 0),
  	SND_SOC_DAPM_ADC("Right ADC", "HIFI Capture",
  		RT5631_PWR_MANAG_ADD1, RT5631_PWR_ADC_R_CLK_BIT, 0),
  
  	/* DAC and ADC supply power */
  	SND_SOC_DAPM_SUPPLY("I2S", RT5631_PWR_MANAG_ADD1,
  			RT5631_PWR_MAIN_I2S_BIT, 0, NULL, 0),
  	SND_SOC_DAPM_SUPPLY("DAC REF", RT5631_PWR_MANAG_ADD1,
  			RT5631_PWR_DAC_REF_BIT, 0, NULL, 0),
  
  	/* Output Side */
  	/* DACs */
  	SND_SOC_DAPM_DAC("Left DAC", "HIFI Playback",
  		RT5631_PWR_MANAG_ADD1, RT5631_PWR_DAC_L_CLK_BIT, 0),
  	SND_SOC_DAPM_DAC("Right DAC", "HIFI Playback",
  		RT5631_PWR_MANAG_ADD1, RT5631_PWR_DAC_R_CLK_BIT, 0),
  	SND_SOC_DAPM_DAC("Voice DAC", "Voice DAC Mono Playback",
  				SND_SOC_NOPM, 0, 0),
  	SND_SOC_DAPM_PGA("Voice DAC Boost", SND_SOC_NOPM, 0, 0, NULL, 0),
  	/* DAC supply power */
  	SND_SOC_DAPM_SUPPLY("Left DAC To Mixer", RT5631_PWR_MANAG_ADD1,
  			RT5631_PWR_DAC_L_TO_MIXER_BIT, 0, NULL, 0),
  	SND_SOC_DAPM_SUPPLY("Right DAC To Mixer", RT5631_PWR_MANAG_ADD1,
  			RT5631_PWR_DAC_R_TO_MIXER_BIT, 0, NULL, 0),
  
  	/* Left SPK Mixer */
  	SND_SOC_DAPM_MIXER("SPKMIXL Mixer", RT5631_PWR_MANAG_ADD2,
  			RT5631_PWR_SPKMIXER_L_BIT, 0,
  			&rt5631_spkmixl_mixer_controls[0],
  			ARRAY_SIZE(rt5631_spkmixl_mixer_controls)),
  	/* Left Out Mixer */
  	SND_SOC_DAPM_MIXER("OUTMIXL Mixer", RT5631_PWR_MANAG_ADD2,
  			RT5631_PWR_OUTMIXER_L_BIT, 0,
  			&rt5631_outmixl_mixer_controls[0],
  			ARRAY_SIZE(rt5631_outmixl_mixer_controls)),
  	/* Right Out Mixer */
  	SND_SOC_DAPM_MIXER("OUTMIXR Mixer", RT5631_PWR_MANAG_ADD2,
  			RT5631_PWR_OUTMIXER_R_BIT, 0,
  			&rt5631_outmixr_mixer_controls[0],
  			ARRAY_SIZE(rt5631_outmixr_mixer_controls)),
  	/* Right SPK Mixer */
  	SND_SOC_DAPM_MIXER("SPKMIXR Mixer", RT5631_PWR_MANAG_ADD2,
  			RT5631_PWR_SPKMIXER_R_BIT, 0,
  			&rt5631_spkmixr_mixer_controls[0],
  			ARRAY_SIZE(rt5631_spkmixr_mixer_controls)),
  
  	/* Volume Mux */
  	SND_SOC_DAPM_MUX("Left SPKVOL Mux", RT5631_PWR_MANAG_ADD4,
  			RT5631_PWR_SPK_L_VOL_BIT, 0,
  			&rt5631_spkvoll_mux_control),
  	SND_SOC_DAPM_MUX("Left HPVOL Mux", RT5631_PWR_MANAG_ADD4,
  			RT5631_PWR_HP_L_OUT_VOL_BIT, 0,
  			&rt5631_hpvoll_mux_control),
  	SND_SOC_DAPM_MUX("Left OUTVOL Mux", RT5631_PWR_MANAG_ADD4,
  			RT5631_PWR_LOUT_VOL_BIT, 0,
  			&rt5631_outvoll_mux_control),
  	SND_SOC_DAPM_MUX("Right OUTVOL Mux", RT5631_PWR_MANAG_ADD4,
  			RT5631_PWR_ROUT_VOL_BIT, 0,
  			&rt5631_outvolr_mux_control),
  	SND_SOC_DAPM_MUX("Right HPVOL Mux", RT5631_PWR_MANAG_ADD4,
  			RT5631_PWR_HP_R_OUT_VOL_BIT, 0,
  			&rt5631_hpvolr_mux_control),
  	SND_SOC_DAPM_MUX("Right SPKVOL Mux", RT5631_PWR_MANAG_ADD4,
  			RT5631_PWR_SPK_R_VOL_BIT, 0,
  			&rt5631_spkvolr_mux_control),
  
  	/* DAC To HP */
  	SND_SOC_DAPM_PGA_S("Left DAC_HP", 0, SND_SOC_NOPM, 0, 0, NULL, 0),
  	SND_SOC_DAPM_PGA_S("Right DAC_HP", 0, SND_SOC_NOPM, 0, 0, NULL, 0),
  
  	/* HP Depop */
  	SND_SOC_DAPM_PGA_S("HP Depop", 1, SND_SOC_NOPM, 0, 0,
  		hp_event, SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMU),
  
  	/* AXO1 Mixer */
  	SND_SOC_DAPM_MIXER("AXO1MIX Mixer", RT5631_PWR_MANAG_ADD3,
  			RT5631_PWR_AXO1MIXER_BIT, 0,
  			&rt5631_AXO1MIX_mixer_controls[0],
  			ARRAY_SIZE(rt5631_AXO1MIX_mixer_controls)),
  	/* SPOL Mixer */
  	SND_SOC_DAPM_MIXER("SPOLMIX Mixer", SND_SOC_NOPM, 0, 0,
  			&rt5631_spolmix_mixer_controls[0],
  			ARRAY_SIZE(rt5631_spolmix_mixer_controls)),
  	/* MONO Mixer */
  	SND_SOC_DAPM_MIXER("MONOMIX Mixer", RT5631_PWR_MANAG_ADD3,
  			RT5631_PWR_MONOMIXER_BIT, 0,
  			&rt5631_monomix_mixer_controls[0],
  			ARRAY_SIZE(rt5631_monomix_mixer_controls)),
  	/* SPOR Mixer */
  	SND_SOC_DAPM_MIXER("SPORMIX Mixer", SND_SOC_NOPM, 0, 0,
  			&rt5631_spormix_mixer_controls[0],
  			ARRAY_SIZE(rt5631_spormix_mixer_controls)),
  	/* AXO2 Mixer */
  	SND_SOC_DAPM_MIXER("AXO2MIX Mixer", RT5631_PWR_MANAG_ADD3,
  			RT5631_PWR_AXO2MIXER_BIT, 0,
  			&rt5631_AXO2MIX_mixer_controls[0],
  			ARRAY_SIZE(rt5631_AXO2MIX_mixer_controls)),
  
  	/* Mux */
  	SND_SOC_DAPM_MUX("SPOL Mux", SND_SOC_NOPM, 0, 0,
  			&rt5631_spol_mux_control),
  	SND_SOC_DAPM_MUX("SPOR Mux", SND_SOC_NOPM, 0, 0,
  			&rt5631_spor_mux_control),
  	SND_SOC_DAPM_MUX("MONO Mux", SND_SOC_NOPM, 0, 0,
  			&rt5631_mono_mux_control),
  	SND_SOC_DAPM_MUX("HPL Mux", SND_SOC_NOPM, 0, 0,
  			&rt5631_hpl_mux_control),
  	SND_SOC_DAPM_MUX("HPR Mux", SND_SOC_NOPM, 0, 0,
  			&rt5631_hpr_mux_control),
  
  	/* AMP supply */
  	SND_SOC_DAPM_SUPPLY("MONO Depop", RT5631_PWR_MANAG_ADD3,
  			RT5631_PWR_MONO_DEPOP_DIS_BIT, 0, NULL, 0),
  	SND_SOC_DAPM_SUPPLY("Class D", RT5631_PWR_MANAG_ADD1,
  			RT5631_PWR_CLASS_D_BIT, 0, NULL, 0),
  
  	/* Output Lines */
  	SND_SOC_DAPM_OUTPUT("AUXO1"),
  	SND_SOC_DAPM_OUTPUT("AUXO2"),
  	SND_SOC_DAPM_OUTPUT("SPOL"),
  	SND_SOC_DAPM_OUTPUT("SPOR"),
  	SND_SOC_DAPM_OUTPUT("HPOL"),
  	SND_SOC_DAPM_OUTPUT("HPOR"),
  	SND_SOC_DAPM_OUTPUT("MONO"),
  };
  
  static const struct snd_soc_dapm_route rt5631_dapm_routes[] = {
  	{"MIC1 Boost", NULL, "MIC1"},
  	{"MIC2 Boost", NULL, "MIC2"},
  	{"MONOIN_RXP Boost", NULL, "MONOIN_RXP"},
  	{"MONOIN_RXN Boost", NULL, "MONOIN_RXN"},
  	{"AXIL Boost", NULL, "AXIL"},
  	{"AXIR Boost", NULL, "AXIR"},
  
  	{"MONO_IN", NULL, "MONOIN_RXP Boost"},
  	{"MONO_IN", NULL, "MONOIN_RXN Boost"},
  
  	{"RECMIXL Mixer", "OUTMIXL Capture Switch", "OUTMIXL Mixer"},
  	{"RECMIXL Mixer", "MIC1_BST1 Capture Switch", "MIC1 Boost"},
  	{"RECMIXL Mixer", "AXILVOL Capture Switch", "AXIL Boost"},
  	{"RECMIXL Mixer", "MONOIN_RX Capture Switch", "MONO_IN"},
  
  	{"RECMIXR Mixer", "OUTMIXR Capture Switch", "OUTMIXR Mixer"},
  	{"RECMIXR Mixer", "MIC2_BST2 Capture Switch", "MIC2 Boost"},
  	{"RECMIXR Mixer", "AXIRVOL Capture Switch", "AXIR Boost"},
  	{"RECMIXR Mixer", "MONOIN_RX Capture Switch", "MONO_IN"},
  
  	{"ADC Mixer", NULL, "RECMIXL Mixer"},
  	{"ADC Mixer", NULL, "RECMIXR Mixer"},
  
  	{"Left ADC", NULL, "ADC Mixer"},
  	{"Left ADC", NULL, "Left ADC Select", check_adcl_select},
  	{"Left ADC", NULL, "PLL1", check_sysclk1_source},
  	{"Left ADC", NULL, "I2S"},
  	{"Left ADC", NULL, "DAC REF"},
  
  	{"Right ADC", NULL, "ADC Mixer"},
  	{"Right ADC", NULL, "Right ADC Select", check_adcr_select},
  	{"Right ADC", NULL, "PLL1", check_sysclk1_source},
  	{"Right ADC", NULL, "I2S"},
  	{"Right ADC", NULL, "DAC REF"},
  
  	{"DMIC", NULL, "DMIC Supply", check_dmic_used},
  	{"Left ADC", NULL, "DMIC"},
  	{"Right ADC", NULL, "DMIC"},
  
  	{"Left DAC", NULL, "PLL1", check_sysclk1_source},
  	{"Left DAC", NULL, "I2S"},
  	{"Left DAC", NULL, "DAC REF"},
  	{"Right DAC", NULL, "PLL1", check_sysclk1_source},
  	{"Right DAC", NULL, "I2S"},
  	{"Right DAC", NULL, "DAC REF"},
  
  	{"Voice DAC Boost", NULL, "Voice DAC"},
  
  	{"SPKMIXL Mixer", NULL, "Left DAC To Mixer", check_dacl_to_spkmixl},
  	{"SPKMIXL Mixer", "RECMIXL Playback Switch", "RECMIXL Mixer"},
  	{"SPKMIXL Mixer", "MIC1_P Playback Switch", "MIC1"},
  	{"SPKMIXL Mixer", "DACL Playback Switch", "Left DAC"},
  	{"SPKMIXL Mixer", "OUTMIXL Playback Switch", "OUTMIXL Mixer"},
  
  	{"SPKMIXR Mixer", NULL, "Right DAC To Mixer", check_dacr_to_spkmixr},
  	{"SPKMIXR Mixer", "OUTMIXR Playback Switch", "OUTMIXR Mixer"},
  	{"SPKMIXR Mixer", "DACR Playback Switch", "Right DAC"},
  	{"SPKMIXR Mixer", "MIC2_P Playback Switch", "MIC2"},
  	{"SPKMIXR Mixer", "RECMIXR Playback Switch", "RECMIXR Mixer"},
  
  	{"OUTMIXL Mixer", NULL, "Left DAC To Mixer", check_dacl_to_outmixl},
  	{"OUTMIXL Mixer", "RECMIXL Playback Switch", "RECMIXL Mixer"},
  	{"OUTMIXL Mixer", "RECMIXR Playback Switch", "RECMIXR Mixer"},
  	{"OUTMIXL Mixer", "DACL Playback Switch", "Left DAC"},
  	{"OUTMIXL Mixer", "MIC1_BST1 Playback Switch", "MIC1 Boost"},
  	{"OUTMIXL Mixer", "MIC2_BST2 Playback Switch", "MIC2 Boost"},
  	{"OUTMIXL Mixer", "MONOIN_RXP Playback Switch", "MONOIN_RXP Boost"},
  	{"OUTMIXL Mixer", "AXILVOL Playback Switch", "AXIL Boost"},
  	{"OUTMIXL Mixer", "AXIRVOL Playback Switch", "AXIR Boost"},
  	{"OUTMIXL Mixer", "VDAC Playback Switch", "Voice DAC Boost"},
  
  	{"OUTMIXR Mixer", NULL, "Right DAC To Mixer", check_dacr_to_outmixr},
  	{"OUTMIXR Mixer", "RECMIXL Playback Switch", "RECMIXL Mixer"},
  	{"OUTMIXR Mixer", "RECMIXR Playback Switch", "RECMIXR Mixer"},
  	{"OUTMIXR Mixer", "DACR Playback Switch", "Right DAC"},
  	{"OUTMIXR Mixer", "MIC1_BST1 Playback Switch", "MIC1 Boost"},
  	{"OUTMIXR Mixer", "MIC2_BST2 Playback Switch", "MIC2 Boost"},
  	{"OUTMIXR Mixer", "MONOIN_RXN Playback Switch", "MONOIN_RXN Boost"},
  	{"OUTMIXR Mixer", "AXILVOL Playback Switch", "AXIL Boost"},
  	{"OUTMIXR Mixer", "AXIRVOL Playback Switch", "AXIR Boost"},
  	{"OUTMIXR Mixer", "VDAC Playback Switch", "Voice DAC Boost"},
  
  	{"Left SPKVOL Mux",  "SPKMIXL", "SPKMIXL Mixer"},
  	{"Left SPKVOL Mux",  "Vmid", "Vmid"},
  	{"Left HPVOL Mux",  "OUTMIXL", "OUTMIXL Mixer"},
  	{"Left HPVOL Mux",  "Vmid", "Vmid"},
  	{"Left OUTVOL Mux",  "OUTMIXL", "OUTMIXL Mixer"},
  	{"Left OUTVOL Mux",  "Vmid", "Vmid"},
  	{"Right OUTVOL Mux",  "OUTMIXR", "OUTMIXR Mixer"},
  	{"Right OUTVOL Mux",  "Vmid", "Vmid"},
  	{"Right HPVOL Mux",  "OUTMIXR", "OUTMIXR Mixer"},
  	{"Right HPVOL Mux",  "Vmid", "Vmid"},
  	{"Right SPKVOL Mux",  "SPKMIXR", "SPKMIXR Mixer"},
  	{"Right SPKVOL Mux",  "Vmid", "Vmid"},
  
  	{"AXO1MIX Mixer", "MIC1_BST1 Playback Switch", "MIC1 Boost"},
  	{"AXO1MIX Mixer", "OUTVOLL Playback Switch", "Left OUTVOL Mux"},
  	{"AXO1MIX Mixer", "OUTVOLR Playback Switch", "Right OUTVOL Mux"},
  	{"AXO1MIX Mixer", "MIC2_BST2 Playback Switch", "MIC2 Boost"},
  
  	{"AXO2MIX Mixer", "MIC1_BST1 Playback Switch", "MIC1 Boost"},
  	{"AXO2MIX Mixer", "OUTVOLL Playback Switch", "Left OUTVOL Mux"},
  	{"AXO2MIX Mixer", "OUTVOLR Playback Switch", "Right OUTVOL Mux"},
  	{"AXO2MIX Mixer", "MIC2_BST2 Playback Switch", "MIC2 Boost"},
  
  	{"SPOLMIX Mixer", "SPKVOLL Playback Switch", "Left SPKVOL Mux"},
  	{"SPOLMIX Mixer", "SPKVOLR Playback Switch", "Right SPKVOL Mux"},
  
  	{"SPORMIX Mixer", "SPKVOLL Playback Switch", "Left SPKVOL Mux"},
  	{"SPORMIX Mixer", "SPKVOLR Playback Switch", "Right SPKVOL Mux"},
  
  	{"MONOMIX Mixer", "OUTVOLL Playback Switch", "Left OUTVOL Mux"},
  	{"MONOMIX Mixer", "OUTVOLR Playback Switch", "Right OUTVOL Mux"},
  
  	{"SPOL Mux", "SPOLMIX", "SPOLMIX Mixer"},
  	{"SPOL Mux", "MONOIN_RX", "MONO_IN"},
  	{"SPOL Mux", "VDAC", "Voice DAC Boost"},
  	{"SPOL Mux", "DACL", "Left DAC"},
  
  	{"SPOR Mux", "SPORMIX", "SPORMIX Mixer"},
  	{"SPOR Mux", "MONOIN_RX", "MONO_IN"},
  	{"SPOR Mux", "VDAC", "Voice DAC Boost"},
  	{"SPOR Mux", "DACR", "Right DAC"},
  
  	{"MONO Mux", "MONOMIX", "MONOMIX Mixer"},
  	{"MONO Mux", "MONOIN_RX", "MONO_IN"},
  	{"MONO Mux", "VDAC", "Voice DAC Boost"},
  
  	{"Right DAC_HP", NULL, "Right DAC"},
  	{"Left DAC_HP", NULL, "Left DAC"},
  
  	{"HPL Mux", "Left HPVOL", "Left HPVOL Mux"},
  	{"HPL Mux", "Left DAC", "Left DAC_HP"},
  	{"HPR Mux", "Right HPVOL", "Right HPVOL Mux"},
  	{"HPR Mux", "Right DAC", "Right DAC_HP"},
  
  	{"HP Depop", NULL, "HPL Mux"},
  	{"HP Depop", NULL, "HPR Mux"},
  
  	{"AUXO1", NULL, "AXO1MIX Mixer"},
  	{"AUXO2", NULL, "AXO2MIX Mixer"},
  
  	{"SPOL", NULL, "Class D"},
  	{"SPOL", NULL, "SPOL Mux"},
  	{"SPOR", NULL, "Class D"},
  	{"SPOR", NULL, "SPOR Mux"},
  
  	{"HPOL", NULL, "HP Depop"},
  	{"HPOR", NULL, "HP Depop"},
  
  	{"MONO", NULL, "MONO Depop"},
  	{"MONO", NULL, "MONO Mux"},
  };
  
  struct coeff_clk_div {
  	u32 mclk;
  	u32 bclk;
  	u32 rate;
  	u16 reg_val;
  };
  
  /* PLL divisors */
  struct pll_div {
  	u32 pll_in;
  	u32 pll_out;
  	u16 reg_val;
  };
  
  static const struct pll_div codec_master_pll_div[] = {
  	{2048000,  8192000,  0x0ea0},
  	{3686400,  8192000,  0x4e27},
  	{12000000,  8192000,  0x456b},
  	{13000000,  8192000,  0x495f},
  	{13100000,  8192000,  0x0320},
  	{2048000,  11289600,  0xf637},
  	{3686400,  11289600,  0x2f22},
  	{12000000,  11289600,  0x3e2f},
  	{13000000,  11289600,  0x4d5b},
  	{13100000,  11289600,  0x363b},
  	{2048000,  16384000,  0x1ea0},
  	{3686400,  16384000,  0x9e27},
  	{12000000,  16384000,  0x452b},
  	{13000000,  16384000,  0x542f},
  	{13100000,  16384000,  0x03a0},
  	{2048000,  16934400,  0xe625},
  	{3686400,  16934400,  0x9126},
  	{12000000,  16934400,  0x4d2c},
  	{13000000,  16934400,  0x742f},
  	{13100000,  16934400,  0x3c27},
  	{2048000,  22579200,  0x2aa0},
  	{3686400,  22579200,  0x2f20},
  	{12000000,  22579200,  0x7e2f},
  	{13000000,  22579200,  0x742f},
  	{13100000,  22579200,  0x3c27},
  	{2048000,  24576000,  0x2ea0},
  	{3686400,  24576000,  0xee27},
  	{12000000,  24576000,  0x2915},
  	{13000000,  24576000,  0x772e},
  	{13100000,  24576000,  0x0d20},
  	{26000000,  24576000,  0x2027},
  	{26000000,  22579200,  0x392f},
  	{24576000,  22579200,  0x0921},
  	{24576000,  24576000,  0x02a0},
  };
  
  static const struct pll_div codec_slave_pll_div[] = {
  	{256000,  2048000,  0x46f0},
  	{256000,  4096000,  0x3ea0},
  	{352800,  5644800,  0x3ea0},
  	{512000,  8192000,  0x3ea0},
  	{1024000,  8192000,  0x46f0},
  	{705600,  11289600,  0x3ea0},
  	{1024000,  16384000,  0x3ea0},
  	{1411200,  22579200,  0x3ea0},
  	{1536000,  24576000,  0x3ea0},
  	{2048000,  16384000,  0x1ea0},
  	{2822400,  22579200,  0x1ea0},
  	{2822400,  45158400,  0x5ec0},
  	{5644800,  45158400,  0x46f0},
  	{3072000,  24576000,  0x1ea0},
  	{3072000,  49152000,  0x5ec0},
  	{6144000,  49152000,  0x46f0},
  	{705600,  11289600,  0x3ea0},
  	{705600,  8467200,  0x3ab0},
  	{24576000,  24576000,  0x02a0},
  	{1411200,  11289600,  0x1690},
  	{2822400,  11289600,  0x0a90},
  	{1536000,  12288000,  0x1690},
  	{3072000,  12288000,  0x0a90},
  };
  
  static struct coeff_clk_div coeff_div[] = {
  	/* sysclk is 256fs */
  	{2048000,  8000 * 32,  8000, 0x1000},
  	{2048000,  8000 * 64,  8000, 0x0000},
  	{2822400,  11025 * 32,  11025,  0x1000},
  	{2822400,  11025 * 64,  11025,  0x0000},
  	{4096000,  16000 * 32,  16000,  0x1000},
  	{4096000,  16000 * 64,  16000,  0x0000},
  	{5644800,  22050 * 32,  22050,  0x1000},
  	{5644800,  22050 * 64,  22050,  0x0000},
  	{8192000,  32000 * 32,  32000,  0x1000},
  	{8192000,  32000 * 64,  32000,  0x0000},
  	{11289600,  44100 * 32,  44100,  0x1000},
  	{11289600,  44100 * 64,  44100,  0x0000},
  	{12288000,  48000 * 32,  48000,  0x1000},
  	{12288000,  48000 * 64,  48000,  0x0000},
  	{22579200,  88200 * 32,  88200,  0x1000},
  	{22579200,  88200 * 64,  88200,  0x0000},
  	{24576000,  96000 * 32,  96000,  0x1000},
  	{24576000,  96000 * 64,  96000,  0x0000},
  	/* sysclk is 512fs */
  	{4096000,  8000 * 32,  8000, 0x3000},
  	{4096000,  8000 * 64,  8000, 0x2000},
  	{5644800,  11025 * 32,  11025, 0x3000},
  	{5644800,  11025 * 64,  11025, 0x2000},
  	{8192000,  16000 * 32,  16000, 0x3000},
  	{8192000,  16000 * 64,  16000, 0x2000},
  	{11289600,  22050 * 32,  22050, 0x3000},
  	{11289600,  22050 * 64,  22050, 0x2000},
  	{16384000,  32000 * 32,  32000, 0x3000},
  	{16384000,  32000 * 64,  32000, 0x2000},
  	{22579200,  44100 * 32,  44100, 0x3000},
  	{22579200,  44100 * 64,  44100, 0x2000},
  	{24576000,  48000 * 32,  48000, 0x3000},
  	{24576000,  48000 * 64,  48000, 0x2000},
  	{45158400,  88200 * 32,  88200, 0x3000},
  	{45158400,  88200 * 64,  88200, 0x2000},
  	{49152000,  96000 * 32,  96000, 0x3000},
  	{49152000,  96000 * 64,  96000, 0x2000},
  	/* sysclk is 24.576Mhz or 22.5792Mhz */
  	{24576000,  8000 * 32,  8000,  0x7080},
  	{24576000,  8000 * 64,  8000,  0x6080},
  	{24576000,  16000 * 32,  16000,  0x5080},
  	{24576000,  16000 * 64,  16000,  0x4080},
  	{24576000,  24000 * 32,  24000,  0x5000},
  	{24576000,  24000 * 64,  24000,  0x4000},
  	{24576000,  32000 * 32,  32000,  0x3080},
  	{24576000,  32000 * 64,  32000,  0x2080},
  	{22579200,  11025 * 32,  11025,  0x7000},
  	{22579200,  11025 * 64,  11025,  0x6000},
  	{22579200,  22050 * 32,  22050,  0x5000},
  	{22579200,  22050 * 64,  22050,  0x4000},
  };
  
  static int get_coeff(int mclk, int rate, int timesofbclk)
  {
  	int i;
  
  	for (i = 0; i < ARRAY_SIZE(coeff_div); i++) {
  		if (coeff_div[i].mclk == mclk && coeff_div[i].rate == rate &&
  			(coeff_div[i].bclk / coeff_div[i].rate) == timesofbclk)
  			return i;
  	}
  	return -EINVAL;
  }
  
  static int rt5631_hifi_pcm_params(struct snd_pcm_substream *substream,
  		struct snd_pcm_hw_params *params, struct snd_soc_dai *dai)
  {
  	struct snd_soc_codec *codec = dai->codec;
  	struct rt5631_priv *rt5631 = snd_soc_codec_get_drvdata(codec);
  	int timesofbclk = 32, coeff;
  	unsigned int iface = 0;
  
  	dev_dbg(codec->dev, "enter %s
  ", __func__);
  
  	rt5631->bclk_rate = snd_soc_params_to_bclk(params);
  	if (rt5631->bclk_rate < 0) {
  		dev_err(codec->dev, "Fail to get BCLK rate
  ");
  		return rt5631->bclk_rate;
  	}
  	rt5631->rx_rate = params_rate(params);
  
  	if (rt5631->master)
  		coeff = get_coeff(rt5631->sysclk, rt5631->rx_rate,
  			rt5631->bclk_rate / rt5631->rx_rate);
  	else
  		coeff = get_coeff(rt5631->sysclk, rt5631->rx_rate,
  					timesofbclk);
  	if (coeff < 0) {
  		dev_err(codec->dev, "Fail to get coeff
  ");
  		return coeff;
  	}
  
  	switch (params_format(params)) {
  	case SNDRV_PCM_FORMAT_S16_LE:
  		break;
  	case SNDRV_PCM_FORMAT_S20_3LE:
  		iface |= RT5631_SDP_I2S_DL_20;
  		break;
  	case SNDRV_PCM_FORMAT_S24_LE:
  		iface |= RT5631_SDP_I2S_DL_24;
  		break;
  	case SNDRV_PCM_FORMAT_S8:
  		iface |= RT5631_SDP_I2S_DL_8;
  		break;
  	default:
  		return -EINVAL;
  	}
  
  	snd_soc_update_bits(codec, RT5631_SDP_CTRL,
  		RT5631_SDP_I2S_DL_MASK, iface);
  	snd_soc_write(codec, RT5631_STEREO_AD_DA_CLK_CTRL,
  					coeff_div[coeff].reg_val);
  
  	return 0;
  }
  
  static int rt5631_hifi_codec_set_dai_fmt(struct snd_soc_dai *codec_dai,
  						unsigned int fmt)
  {
  	struct snd_soc_codec *codec = codec_dai->codec;
  	struct rt5631_priv *rt5631 = snd_soc_codec_get_drvdata(codec);
  	unsigned int iface = 0;
  
  	dev_dbg(codec->dev, "enter %s
  ", __func__);
  
  	switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
  	case SND_SOC_DAIFMT_CBM_CFM:
  		rt5631->master = 1;
  		break;
  	case SND_SOC_DAIFMT_CBS_CFS:
  		iface |= RT5631_SDP_MODE_SEL_SLAVE;
  		rt5631->master = 0;
  		break;
  	default:
  		return -EINVAL;
  	}
  
  	switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
  	case SND_SOC_DAIFMT_I2S:
  		break;
  	case SND_SOC_DAIFMT_LEFT_J:
  		iface |= RT5631_SDP_I2S_DF_LEFT;
  		break;
  	case SND_SOC_DAIFMT_DSP_A:
  		iface |= RT5631_SDP_I2S_DF_PCM_A;
  		break;
  	case SND_SOC_DAIFMT_DSP_B:
  		iface  |= RT5631_SDP_I2S_DF_PCM_B;
  		break;
  	default:
  		return -EINVAL;
  	}
  
  	switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
  	case SND_SOC_DAIFMT_NB_NF:
  		break;
  	case SND_SOC_DAIFMT_IB_NF:
  		iface |= RT5631_SDP_I2S_BCLK_POL_CTRL;
  		break;
  	default:
  		return -EINVAL;
  	}
  
  	snd_soc_write(codec, RT5631_SDP_CTRL, iface);
  
  	return 0;
  }
  
  static int rt5631_hifi_codec_set_dai_sysclk(struct snd_soc_dai *codec_dai,
  				int clk_id, unsigned int freq, int dir)
  {
  	struct snd_soc_codec *codec = codec_dai->codec;
  	struct rt5631_priv *rt5631 = snd_soc_codec_get_drvdata(codec);
  
  	dev_dbg(codec->dev, "enter %s, syclk=%d
  ", __func__, freq);
  
  	if ((freq >= (256 * 8000)) && (freq <= (512 * 96000))) {
  		rt5631->sysclk = freq;
  		return 0;
  	}
  
  	return -EINVAL;
  }
  
  static int rt5631_codec_set_dai_pll(struct snd_soc_dai *codec_dai, int pll_id,
  		int source, unsigned int freq_in, unsigned int freq_out)
  {
  	struct snd_soc_codec *codec = codec_dai->codec;
  	struct rt5631_priv *rt5631 = snd_soc_codec_get_drvdata(codec);
  	int i, ret = -EINVAL;
  
  	dev_dbg(codec->dev, "enter %s
  ", __func__);
  
  	if (!freq_in || !freq_out) {
  		dev_dbg(codec->dev, "PLL disabled
  ");
  
  		snd_soc_update_bits(codec, RT5631_GLOBAL_CLK_CTRL,
  			RT5631_SYSCLK_SOUR_SEL_MASK,
  			RT5631_SYSCLK_SOUR_SEL_MCLK);
  
  		return 0;
  	}
  
  	if (rt5631->master) {
  		for (i = 0; i < ARRAY_SIZE(codec_master_pll_div); i++)
  			if (freq_in == codec_master_pll_div[i].pll_in &&
  			freq_out == codec_master_pll_div[i].pll_out) {
  				dev_info(codec->dev,
  					"change PLL in master mode
  ");
  				snd_soc_write(codec, RT5631_PLL_CTRL,
  					codec_master_pll_div[i].reg_val);
  				schedule_timeout_uninterruptible(
  					msecs_to_jiffies(20));
  				snd_soc_update_bits(codec,
  					RT5631_GLOBAL_CLK_CTRL,
  					RT5631_SYSCLK_SOUR_SEL_MASK |
  					RT5631_PLLCLK_SOUR_SEL_MASK,
  					RT5631_SYSCLK_SOUR_SEL_PLL |
  					RT5631_PLLCLK_SOUR_SEL_MCLK);
  				ret = 0;
  				break;
  			}
  	} else {
  		for (i = 0; i < ARRAY_SIZE(codec_slave_pll_div); i++)
  			if (freq_in == codec_slave_pll_div[i].pll_in &&
  			freq_out == codec_slave_pll_div[i].pll_out) {
  				dev_info(codec->dev,
  					"change PLL in slave mode
  ");
  				snd_soc_write(codec, RT5631_PLL_CTRL,
  					codec_slave_pll_div[i].reg_val);
  				schedule_timeout_uninterruptible(
  					msecs_to_jiffies(20));
  				snd_soc_update_bits(codec,
  					RT5631_GLOBAL_CLK_CTRL,
  					RT5631_SYSCLK_SOUR_SEL_MASK |
  					RT5631_PLLCLK_SOUR_SEL_MASK,
  					RT5631_SYSCLK_SOUR_SEL_PLL |
  					RT5631_PLLCLK_SOUR_SEL_BCLK);
  				ret = 0;
  				break;
  			}
  	}
  
  	return ret;
  }
  
  static int rt5631_set_bias_level(struct snd_soc_codec *codec,
  			enum snd_soc_bias_level level)
  {
  	struct rt5631_priv *rt5631 = snd_soc_codec_get_drvdata(codec);
  
  	switch (level) {
  	case SND_SOC_BIAS_ON:
  	case SND_SOC_BIAS_PREPARE:
  		snd_soc_update_bits(codec, RT5631_PWR_MANAG_ADD2,
  			RT5631_PWR_MICBIAS1_VOL | RT5631_PWR_MICBIAS2_VOL,
  			RT5631_PWR_MICBIAS1_VOL | RT5631_PWR_MICBIAS2_VOL);
  		break;
  
  	case SND_SOC_BIAS_STANDBY:
  		if (codec->dapm.bias_level == SND_SOC_BIAS_OFF) {
  			snd_soc_update_bits(codec, RT5631_PWR_MANAG_ADD3,
  				RT5631_PWR_VREF | RT5631_PWR_MAIN_BIAS,
  				RT5631_PWR_VREF | RT5631_PWR_MAIN_BIAS);
  			msleep(80);
  			snd_soc_update_bits(codec, RT5631_PWR_MANAG_ADD3,
  				RT5631_PWR_FAST_VREF_CTRL,
  				RT5631_PWR_FAST_VREF_CTRL);
  			regcache_cache_only(rt5631->regmap, false);
  			regcache_sync(rt5631->regmap);
  		}
  		break;
  
  	case SND_SOC_BIAS_OFF:
  		snd_soc_write(codec, RT5631_PWR_MANAG_ADD1, 0x0000);
  		snd_soc_write(codec, RT5631_PWR_MANAG_ADD2, 0x0000);
  		snd_soc_write(codec, RT5631_PWR_MANAG_ADD3, 0x0000);
  		snd_soc_write(codec, RT5631_PWR_MANAG_ADD4, 0x0000);
  		break;
  
  	default:
  		break;
  	}
  	codec->dapm.bias_level = level;
  
  	return 0;
  }
  
  static int rt5631_probe(struct snd_soc_codec *codec)
  {
  	struct rt5631_priv *rt5631 = snd_soc_codec_get_drvdata(codec);
  	unsigned int val;
  	int ret;
  
  	codec->control_data = rt5631->regmap;
  
  	ret = snd_soc_codec_set_cache_io(codec, 8, 16, SND_SOC_REGMAP);
  	if (ret != 0) {
  		dev_err(codec->dev, "Failed to set cache I/O: %d
  ", ret);
  		return ret;
  	}
  
  	val = rt5631_read_index(codec, RT5631_ADDA_MIXER_INTL_REG3);
  	if (val & 0x0002)
  		rt5631->codec_version = 1;
  	else
  		rt5631->codec_version = 0;
  
  	rt5631_reset(codec);
  	snd_soc_update_bits(codec, RT5631_PWR_MANAG_ADD3,
  		RT5631_PWR_VREF | RT5631_PWR_MAIN_BIAS,
  		RT5631_PWR_VREF | RT5631_PWR_MAIN_BIAS);
  	msleep(80);
  	snd_soc_update_bits(codec, RT5631_PWR_MANAG_ADD3,
  		RT5631_PWR_FAST_VREF_CTRL, RT5631_PWR_FAST_VREF_CTRL);
  	/* enable HP zero cross */
  	snd_soc_write(codec, RT5631_INT_ST_IRQ_CTRL_2, 0x0f18);
  	/* power off ClassD auto Recovery */
  	if (rt5631->codec_version)
  		snd_soc_update_bits(codec, RT5631_INT_ST_IRQ_CTRL_2,
  					0x2000, 0x2000);
  	else
  		snd_soc_update_bits(codec, RT5631_INT_ST_IRQ_CTRL_2,
  					0x2000, 0);
  	/* DMIC */
  	if (rt5631->dmic_used_flag) {
  		snd_soc_update_bits(codec, RT5631_GPIO_CTRL,
  			RT5631_GPIO_PIN_FUN_SEL_MASK |
  			RT5631_GPIO_DMIC_FUN_SEL_MASK,
  			RT5631_GPIO_PIN_FUN_SEL_GPIO_DIMC |
  			RT5631_GPIO_DMIC_FUN_SEL_DIMC);
  		snd_soc_update_bits(codec, RT5631_DIG_MIC_CTRL,
  			RT5631_DMIC_L_CH_LATCH_MASK |
  			RT5631_DMIC_R_CH_LATCH_MASK,
  			RT5631_DMIC_L_CH_LATCH_FALLING |
  			RT5631_DMIC_R_CH_LATCH_RISING);
  	}
  
  	codec->dapm.bias_level = SND_SOC_BIAS_STANDBY;
  
  	return 0;
  }
  
  static int rt5631_remove(struct snd_soc_codec *codec)
  {
  	rt5631_set_bias_level(codec, SND_SOC_BIAS_OFF);
  	return 0;
  }
  
  #ifdef CONFIG_PM
  static int rt5631_suspend(struct snd_soc_codec *codec)
  {
  	rt5631_set_bias_level(codec, SND_SOC_BIAS_OFF);
  	return 0;
  }
  
  static int rt5631_resume(struct snd_soc_codec *codec)
  {
  	rt5631_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
  	return 0;
  }
  #else
  #define rt5631_suspend NULL
  #define rt5631_resume NULL
  #endif
  
  #define RT5631_STEREO_RATES SNDRV_PCM_RATE_8000_96000
  #define RT5631_FORMAT	(SNDRV_PCM_FMTBIT_S16_LE | \
  			SNDRV_PCM_FMTBIT_S20_3LE | \
  			SNDRV_PCM_FMTBIT_S24_LE | \
  			SNDRV_PCM_FMTBIT_S8)
  
  static const struct snd_soc_dai_ops rt5631_ops = {
  	.hw_params = rt5631_hifi_pcm_params,
  	.set_fmt = rt5631_hifi_codec_set_dai_fmt,
  	.set_sysclk = rt5631_hifi_codec_set_dai_sysclk,
  	.set_pll = rt5631_codec_set_dai_pll,
  };
  
  static struct snd_soc_dai_driver rt5631_dai[] = {
  	{
  		.name = "rt5631-hifi",
  		.id = 1,
  		.playback = {
  			.stream_name = "HIFI Playback",
  			.channels_min = 1,
  			.channels_max = 2,
  			.rates = RT5631_STEREO_RATES,
  			.formats = RT5631_FORMAT,
  		},
  		.capture = {
  			.stream_name = "HIFI Capture",
  			.channels_min = 1,
  			.channels_max = 2,
  			.rates = RT5631_STEREO_RATES,
  			.formats = RT5631_FORMAT,
  		},
  		.ops = &rt5631_ops,
  	},
  };
  
  static struct snd_soc_codec_driver soc_codec_dev_rt5631 = {
  	.probe = rt5631_probe,
  	.remove = rt5631_remove,
  	.suspend = rt5631_suspend,
  	.resume = rt5631_resume,
  	.set_bias_level = rt5631_set_bias_level,
  	.controls = rt5631_snd_controls,
  	.num_controls = ARRAY_SIZE(rt5631_snd_controls),
  	.dapm_widgets = rt5631_dapm_widgets,
  	.num_dapm_widgets = ARRAY_SIZE(rt5631_dapm_widgets),
  	.dapm_routes = rt5631_dapm_routes,
  	.num_dapm_routes = ARRAY_SIZE(rt5631_dapm_routes),
  };
  
  static const struct i2c_device_id rt5631_i2c_id[] = {
  	{ "rt5631", 0 },
  	{ }
  };
  MODULE_DEVICE_TABLE(i2c, rt5631_i2c_id);
  
  static const struct regmap_config rt5631_regmap_config = {
  	.reg_bits = 8,
  	.val_bits = 16,
  
  	.readable_reg = rt5631_readable_register,
  	.volatile_reg = rt5631_volatile_register,
  	.max_register = RT5631_VENDOR_ID2,
  	.reg_defaults = rt5631_reg,
  	.num_reg_defaults = ARRAY_SIZE(rt5631_reg),
  	.cache_type = REGCACHE_RBTREE,
  };
  
  static int rt5631_i2c_probe(struct i2c_client *i2c,
  		    const struct i2c_device_id *id)
  {
  	struct rt5631_priv *rt5631;
  	int ret;
  
  	rt5631 = devm_kzalloc(&i2c->dev, sizeof(struct rt5631_priv),
  			      GFP_KERNEL);
  	if (NULL == rt5631)
  		return -ENOMEM;
  
  	i2c_set_clientdata(i2c, rt5631);
  
  	rt5631->regmap = devm_regmap_init_i2c(i2c, &rt5631_regmap_config);
  	if (IS_ERR(rt5631->regmap))
  		return PTR_ERR(rt5631->regmap);
  
  	ret = snd_soc_register_codec(&i2c->dev, &soc_codec_dev_rt5631,
  			rt5631_dai, ARRAY_SIZE(rt5631_dai));
  	return ret;
  }
  
  static int rt5631_i2c_remove(struct i2c_client *client)
  {
  	snd_soc_unregister_codec(&client->dev);
  	return 0;
  }
  
  static struct i2c_driver rt5631_i2c_driver = {
  	.driver = {
  		.name = "rt5631",
  		.owner = THIS_MODULE,
  	},
  	.probe = rt5631_i2c_probe,
  	.remove   = rt5631_i2c_remove,
  	.id_table = rt5631_i2c_id,
  };
  
  module_i2c_driver(rt5631_i2c_driver);
  
  MODULE_DESCRIPTION("ASoC RT5631 driver");
  MODULE_AUTHOR("flove <flove@realtek.com>");
  MODULE_LICENSE("GPL");