rt5640.c 66.4 KB
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/*
 * rt5640.c  --  RT5640 ALSA SoC audio codec driver
 *
 * Copyright 2011 Realtek Semiconductor Corp.
 * Author: Johnny Hsu <johnnyhsu@realtek.com>
 * Copyright (c) 2013, NVIDIA CORPORATION.  All rights reserved.
 *
 * 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/gpio.h>
#include <linux/i2c.h>
#include <linux/regmap.h>
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#include <linux/of_gpio.h>
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#include <linux/platform_device.h>
#include <linux/spi/spi.h>
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#include <linux/acpi.h>
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#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 "rt5640.h"

#define RT5640_DEVICE_ID 0x6231

#define RT5640_PR_RANGE_BASE (0xff + 1)
#define RT5640_PR_SPACING 0x100

#define RT5640_PR_BASE (RT5640_PR_RANGE_BASE + (0 * RT5640_PR_SPACING))

static const struct regmap_range_cfg rt5640_ranges[] = {
	{ .name = "PR", .range_min = RT5640_PR_BASE,
	  .range_max = RT5640_PR_BASE + 0xb4,
	  .selector_reg = RT5640_PRIV_INDEX,
	  .selector_mask = 0xff,
	  .selector_shift = 0x0,
	  .window_start = RT5640_PRIV_DATA,
	  .window_len = 0x1, },
};

static struct reg_default init_list[] = {
	{RT5640_PR_BASE + 0x3d,	0x3600},
	{RT5640_PR_BASE + 0x12,	0x0aa8},
	{RT5640_PR_BASE + 0x14,	0x0aaa},
	{RT5640_PR_BASE + 0x20,	0x6110},
	{RT5640_PR_BASE + 0x21,	0xe0e0},
	{RT5640_PR_BASE + 0x23,	0x1804},
};
#define RT5640_INIT_REG_LEN ARRAY_SIZE(init_list)

static const struct reg_default rt5640_reg[RT5640_VENDOR_ID2 + 1] = {
	{ 0x00, 0x000e },
	{ 0x01, 0xc8c8 },
	{ 0x02, 0xc8c8 },
	{ 0x03, 0xc8c8 },
	{ 0x04, 0x8000 },
	{ 0x0d, 0x0000 },
	{ 0x0e, 0x0000 },
	{ 0x0f, 0x0808 },
	{ 0x19, 0xafaf },
	{ 0x1a, 0xafaf },
	{ 0x1b, 0x0000 },
	{ 0x1c, 0x2f2f },
	{ 0x1d, 0x2f2f },
	{ 0x1e, 0x0000 },
	{ 0x27, 0x7060 },
	{ 0x28, 0x7070 },
	{ 0x29, 0x8080 },
	{ 0x2a, 0x5454 },
	{ 0x2b, 0x5454 },
	{ 0x2c, 0xaa00 },
	{ 0x2d, 0x0000 },
	{ 0x2e, 0xa000 },
	{ 0x2f, 0x0000 },
	{ 0x3b, 0x0000 },
	{ 0x3c, 0x007f },
	{ 0x3d, 0x0000 },
	{ 0x3e, 0x007f },
	{ 0x45, 0xe000 },
	{ 0x46, 0x003e },
	{ 0x47, 0x003e },
	{ 0x48, 0xf800 },
	{ 0x49, 0x3800 },
	{ 0x4a, 0x0004 },
	{ 0x4c, 0xfc00 },
	{ 0x4d, 0x0000 },
	{ 0x4f, 0x01ff },
	{ 0x50, 0x0000 },
	{ 0x51, 0x0000 },
	{ 0x52, 0x01ff },
	{ 0x53, 0xf000 },
	{ 0x61, 0x0000 },
	{ 0x62, 0x0000 },
	{ 0x63, 0x00c0 },
	{ 0x64, 0x0000 },
	{ 0x65, 0x0000 },
	{ 0x66, 0x0000 },
	{ 0x6a, 0x0000 },
	{ 0x6c, 0x0000 },
	{ 0x70, 0x8000 },
	{ 0x71, 0x8000 },
	{ 0x72, 0x8000 },
	{ 0x73, 0x1114 },
	{ 0x74, 0x0c00 },
	{ 0x75, 0x1d00 },
	{ 0x80, 0x0000 },
	{ 0x81, 0x0000 },
	{ 0x82, 0x0000 },
	{ 0x83, 0x0000 },
	{ 0x84, 0x0000 },
	{ 0x85, 0x0008 },
	{ 0x89, 0x0000 },
	{ 0x8a, 0x0000 },
	{ 0x8b, 0x0600 },
	{ 0x8c, 0x0228 },
	{ 0x8d, 0xa000 },
	{ 0x8e, 0x0004 },
	{ 0x8f, 0x1100 },
	{ 0x90, 0x0646 },
	{ 0x91, 0x0c00 },
	{ 0x92, 0x0000 },
	{ 0x93, 0x3000 },
	{ 0xb0, 0x2080 },
	{ 0xb1, 0x0000 },
	{ 0xb4, 0x2206 },
	{ 0xb5, 0x1f00 },
	{ 0xb6, 0x0000 },
	{ 0xb8, 0x034b },
	{ 0xb9, 0x0066 },
	{ 0xba, 0x000b },
	{ 0xbb, 0x0000 },
	{ 0xbc, 0x0000 },
	{ 0xbd, 0x0000 },
	{ 0xbe, 0x0000 },
	{ 0xbf, 0x0000 },
	{ 0xc0, 0x0400 },
	{ 0xc2, 0x0000 },
	{ 0xc4, 0x0000 },
	{ 0xc5, 0x0000 },
	{ 0xc6, 0x2000 },
	{ 0xc8, 0x0000 },
	{ 0xc9, 0x0000 },
	{ 0xca, 0x0000 },
	{ 0xcb, 0x0000 },
	{ 0xcc, 0x0000 },
	{ 0xcf, 0x0013 },
	{ 0xd0, 0x0680 },
	{ 0xd1, 0x1c17 },
	{ 0xd2, 0x8c00 },
	{ 0xd3, 0xaa20 },
	{ 0xd6, 0x0400 },
	{ 0xd9, 0x0809 },
	{ 0xfe, 0x10ec },
	{ 0xff, 0x6231 },
};

static int rt5640_reset(struct snd_soc_codec *codec)
{
	return snd_soc_write(codec, RT5640_RESET, 0);
}

static bool rt5640_volatile_register(struct device *dev, unsigned int reg)
{
	int i;

	for (i = 0; i < ARRAY_SIZE(rt5640_ranges); i++)
		if ((reg >= rt5640_ranges[i].window_start &&
		     reg <= rt5640_ranges[i].window_start +
		     rt5640_ranges[i].window_len) ||
		    (reg >= rt5640_ranges[i].range_min &&
		     reg <= rt5640_ranges[i].range_max))
			return true;

	switch (reg) {
	case RT5640_RESET:
	case RT5640_ASRC_5:
	case RT5640_EQ_CTRL1:
	case RT5640_DRC_AGC_1:
	case RT5640_ANC_CTRL1:
	case RT5640_IRQ_CTRL2:
	case RT5640_INT_IRQ_ST:
	case RT5640_DSP_CTRL2:
	case RT5640_DSP_CTRL3:
	case RT5640_PRIV_INDEX:
	case RT5640_PRIV_DATA:
	case RT5640_PGM_REG_ARR1:
	case RT5640_PGM_REG_ARR3:
	case RT5640_VENDOR_ID:
	case RT5640_VENDOR_ID1:
	case RT5640_VENDOR_ID2:
		return true;
	default:
		return false;
	}
}

static bool rt5640_readable_register(struct device *dev, unsigned int reg)
{
	int i;

	for (i = 0; i < ARRAY_SIZE(rt5640_ranges); i++)
		if ((reg >= rt5640_ranges[i].window_start &&
		     reg <= rt5640_ranges[i].window_start +
		     rt5640_ranges[i].window_len) ||
		    (reg >= rt5640_ranges[i].range_min &&
		     reg <= rt5640_ranges[i].range_max))
			return true;

	switch (reg) {
	case RT5640_RESET:
	case RT5640_SPK_VOL:
	case RT5640_HP_VOL:
	case RT5640_OUTPUT:
	case RT5640_MONO_OUT:
	case RT5640_IN1_IN2:
	case RT5640_IN3_IN4:
	case RT5640_INL_INR_VOL:
	case RT5640_DAC1_DIG_VOL:
	case RT5640_DAC2_DIG_VOL:
	case RT5640_DAC2_CTRL:
	case RT5640_ADC_DIG_VOL:
	case RT5640_ADC_DATA:
	case RT5640_ADC_BST_VOL:
	case RT5640_STO_ADC_MIXER:
	case RT5640_MONO_ADC_MIXER:
	case RT5640_AD_DA_MIXER:
	case RT5640_STO_DAC_MIXER:
	case RT5640_MONO_DAC_MIXER:
	case RT5640_DIG_MIXER:
	case RT5640_DSP_PATH1:
	case RT5640_DSP_PATH2:
	case RT5640_DIG_INF_DATA:
	case RT5640_REC_L1_MIXER:
	case RT5640_REC_L2_MIXER:
	case RT5640_REC_R1_MIXER:
	case RT5640_REC_R2_MIXER:
	case RT5640_HPO_MIXER:
	case RT5640_SPK_L_MIXER:
	case RT5640_SPK_R_MIXER:
	case RT5640_SPO_L_MIXER:
	case RT5640_SPO_R_MIXER:
	case RT5640_SPO_CLSD_RATIO:
	case RT5640_MONO_MIXER:
	case RT5640_OUT_L1_MIXER:
	case RT5640_OUT_L2_MIXER:
	case RT5640_OUT_L3_MIXER:
	case RT5640_OUT_R1_MIXER:
	case RT5640_OUT_R2_MIXER:
	case RT5640_OUT_R3_MIXER:
	case RT5640_LOUT_MIXER:
	case RT5640_PWR_DIG1:
	case RT5640_PWR_DIG2:
	case RT5640_PWR_ANLG1:
	case RT5640_PWR_ANLG2:
	case RT5640_PWR_MIXER:
	case RT5640_PWR_VOL:
	case RT5640_PRIV_INDEX:
	case RT5640_PRIV_DATA:
	case RT5640_I2S1_SDP:
	case RT5640_I2S2_SDP:
	case RT5640_ADDA_CLK1:
	case RT5640_ADDA_CLK2:
	case RT5640_DMIC:
	case RT5640_GLB_CLK:
	case RT5640_PLL_CTRL1:
	case RT5640_PLL_CTRL2:
	case RT5640_ASRC_1:
	case RT5640_ASRC_2:
	case RT5640_ASRC_3:
	case RT5640_ASRC_4:
	case RT5640_ASRC_5:
	case RT5640_HP_OVCD:
	case RT5640_CLS_D_OVCD:
	case RT5640_CLS_D_OUT:
	case RT5640_DEPOP_M1:
	case RT5640_DEPOP_M2:
	case RT5640_DEPOP_M3:
	case RT5640_CHARGE_PUMP:
	case RT5640_PV_DET_SPK_G:
	case RT5640_MICBIAS:
	case RT5640_EQ_CTRL1:
	case RT5640_EQ_CTRL2:
	case RT5640_WIND_FILTER:
	case RT5640_DRC_AGC_1:
	case RT5640_DRC_AGC_2:
	case RT5640_DRC_AGC_3:
	case RT5640_SVOL_ZC:
	case RT5640_ANC_CTRL1:
	case RT5640_ANC_CTRL2:
	case RT5640_ANC_CTRL3:
	case RT5640_JD_CTRL:
	case RT5640_ANC_JD:
	case RT5640_IRQ_CTRL1:
	case RT5640_IRQ_CTRL2:
	case RT5640_INT_IRQ_ST:
	case RT5640_GPIO_CTRL1:
	case RT5640_GPIO_CTRL2:
	case RT5640_GPIO_CTRL3:
	case RT5640_DSP_CTRL1:
	case RT5640_DSP_CTRL2:
	case RT5640_DSP_CTRL3:
	case RT5640_DSP_CTRL4:
	case RT5640_PGM_REG_ARR1:
	case RT5640_PGM_REG_ARR2:
	case RT5640_PGM_REG_ARR3:
	case RT5640_PGM_REG_ARR4:
	case RT5640_PGM_REG_ARR5:
	case RT5640_SCB_FUNC:
	case RT5640_SCB_CTRL:
	case RT5640_BASE_BACK:
	case RT5640_MP3_PLUS1:
	case RT5640_MP3_PLUS2:
	case RT5640_3D_HP:
	case RT5640_ADJ_HPF:
	case RT5640_HP_CALIB_AMP_DET:
	case RT5640_HP_CALIB2:
	case RT5640_SV_ZCD1:
	case RT5640_SV_ZCD2:
	case RT5640_DUMMY1:
	case RT5640_DUMMY2:
	case RT5640_DUMMY3:
	case RT5640_VENDOR_ID:
	case RT5640_VENDOR_ID1:
	case RT5640_VENDOR_ID2:
		return true;
	default:
		return false;
	}
}

static const DECLARE_TLV_DB_SCALE(out_vol_tlv, -4650, 150, 0);
static const DECLARE_TLV_DB_SCALE(dac_vol_tlv, -65625, 375, 0);
static const DECLARE_TLV_DB_SCALE(in_vol_tlv, -3450, 150, 0);
static const DECLARE_TLV_DB_SCALE(adc_vol_tlv, -17625, 375, 0);
static const DECLARE_TLV_DB_SCALE(adc_bst_tlv, 0, 1200, 0);

/* {0, +20, +24, +30, +35, +40, +44, +50, +52} dB */
static unsigned int 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),
};

/* Interface data select */
static const char * const rt5640_data_select[] = {
	"Normal", "left copy to right", "right copy to left", "Swap"};

static const SOC_ENUM_SINGLE_DECL(rt5640_if1_dac_enum, RT5640_DIG_INF_DATA,
				RT5640_IF1_DAC_SEL_SFT, rt5640_data_select);

static const SOC_ENUM_SINGLE_DECL(rt5640_if1_adc_enum, RT5640_DIG_INF_DATA,
				RT5640_IF1_ADC_SEL_SFT, rt5640_data_select);

static const SOC_ENUM_SINGLE_DECL(rt5640_if2_dac_enum, RT5640_DIG_INF_DATA,
				RT5640_IF2_DAC_SEL_SFT, rt5640_data_select);

static const SOC_ENUM_SINGLE_DECL(rt5640_if2_adc_enum, RT5640_DIG_INF_DATA,
				RT5640_IF2_ADC_SEL_SFT, rt5640_data_select);

/* Class D speaker gain ratio */
static const char * const rt5640_clsd_spk_ratio[] = {"1.66x", "1.83x", "1.94x",
	"2x", "2.11x", "2.22x", "2.33x", "2.44x", "2.55x", "2.66x", "2.77x"};

static const SOC_ENUM_SINGLE_DECL(
	rt5640_clsd_spk_ratio_enum, RT5640_CLS_D_OUT,
	RT5640_CLSD_RATIO_SFT, rt5640_clsd_spk_ratio);

static const struct snd_kcontrol_new rt5640_snd_controls[] = {
	/* Speaker Output Volume */
	SOC_DOUBLE("Speaker Channel Switch", RT5640_SPK_VOL,
		RT5640_VOL_L_SFT, RT5640_VOL_R_SFT, 1, 1),
	SOC_DOUBLE_TLV("Speaker Playback Volume", RT5640_SPK_VOL,
		RT5640_L_VOL_SFT, RT5640_R_VOL_SFT, 39, 1, out_vol_tlv),
	/* Headphone Output Volume */
	SOC_DOUBLE("HP Channel Switch", RT5640_HP_VOL,
		RT5640_VOL_L_SFT, RT5640_VOL_R_SFT, 1, 1),
	SOC_DOUBLE_TLV("HP Playback Volume", RT5640_HP_VOL,
		RT5640_L_VOL_SFT, RT5640_R_VOL_SFT, 39, 1, out_vol_tlv),
	/* OUTPUT Control */
	SOC_DOUBLE("OUT Playback Switch", RT5640_OUTPUT,
		RT5640_L_MUTE_SFT, RT5640_R_MUTE_SFT, 1, 1),
	SOC_DOUBLE("OUT Channel Switch", RT5640_OUTPUT,
		RT5640_VOL_L_SFT, RT5640_VOL_R_SFT, 1, 1),
	SOC_DOUBLE_TLV("OUT Playback Volume", RT5640_OUTPUT,
		RT5640_L_VOL_SFT, RT5640_R_VOL_SFT, 39, 1, out_vol_tlv),
	/* MONO Output Control */
	SOC_SINGLE("Mono Playback Switch", RT5640_MONO_OUT,
				RT5640_L_MUTE_SFT, 1, 1),
	/* DAC Digital Volume */
	SOC_DOUBLE("DAC2 Playback Switch", RT5640_DAC2_CTRL,
		RT5640_M_DAC_L2_VOL_SFT, RT5640_M_DAC_R2_VOL_SFT, 1, 1),
	SOC_DOUBLE_TLV("DAC1 Playback Volume", RT5640_DAC1_DIG_VOL,
			RT5640_L_VOL_SFT, RT5640_R_VOL_SFT,
			175, 0, dac_vol_tlv),
	SOC_DOUBLE_TLV("Mono DAC Playback Volume", RT5640_DAC2_DIG_VOL,
			RT5640_L_VOL_SFT, RT5640_R_VOL_SFT,
			175, 0, dac_vol_tlv),
	/* IN1/IN2 Control */
	SOC_SINGLE_TLV("IN1 Boost", RT5640_IN1_IN2,
		RT5640_BST_SFT1, 8, 0, bst_tlv),
	SOC_SINGLE_TLV("IN2 Boost", RT5640_IN3_IN4,
		RT5640_BST_SFT2, 8, 0, bst_tlv),
	/* INL/INR Volume Control */
	SOC_DOUBLE_TLV("IN Capture Volume", RT5640_INL_INR_VOL,
			RT5640_INL_VOL_SFT, RT5640_INR_VOL_SFT,
			31, 1, in_vol_tlv),
	/* ADC Digital Volume Control */
	SOC_DOUBLE("ADC Capture Switch", RT5640_ADC_DIG_VOL,
		RT5640_L_MUTE_SFT, RT5640_R_MUTE_SFT, 1, 1),
	SOC_DOUBLE_TLV("ADC Capture Volume", RT5640_ADC_DIG_VOL,
			RT5640_L_VOL_SFT, RT5640_R_VOL_SFT,
			127, 0, adc_vol_tlv),
	SOC_DOUBLE_TLV("Mono ADC Capture Volume", RT5640_ADC_DATA,
			RT5640_L_VOL_SFT, RT5640_R_VOL_SFT,
			127, 0, adc_vol_tlv),
	/* ADC Boost Volume Control */
	SOC_DOUBLE_TLV("ADC Boost Gain", RT5640_ADC_BST_VOL,
			RT5640_ADC_L_BST_SFT, RT5640_ADC_R_BST_SFT,
			3, 0, adc_bst_tlv),
	/* Class D speaker gain ratio */
	SOC_ENUM("Class D SPK Ratio Control", rt5640_clsd_spk_ratio_enum),

	SOC_ENUM("ADC IF1 Data Switch", rt5640_if1_adc_enum),
	SOC_ENUM("DAC IF1 Data Switch", rt5640_if1_dac_enum),
	SOC_ENUM("ADC IF2 Data Switch", rt5640_if2_adc_enum),
	SOC_ENUM("DAC IF2 Data Switch", rt5640_if2_dac_enum),
};

/**
 * set_dmic_clk - Set parameter of dmic.
 *
 * @w: DAPM widget.
 * @kcontrol: The kcontrol of this widget.
 * @event: Event id.
 *
 * Choose dmic clock between 1MHz and 3MHz.
 * It is better for clock to approximate 3MHz.
 */
static int set_dmic_clk(struct snd_soc_dapm_widget *w,
	struct snd_kcontrol *kcontrol, int event)
{
	struct snd_soc_codec *codec = w->codec;
	struct rt5640_priv *rt5640 = snd_soc_codec_get_drvdata(codec);
	int div[] = {2, 3, 4, 6, 8, 12};
	int idx = -EINVAL, i;
	int rate, red, bound, temp;

	rate = rt5640->sysclk;
	red = 3000000 * 12;
	for (i = 0; i < ARRAY_SIZE(div); i++) {
		bound = div[i] * 3000000;
		if (rate > bound)
			continue;
		temp = bound - rate;
		if (temp < red) {
			red = temp;
			idx = i;
		}
	}
	if (idx < 0)
		dev_err(codec->dev, "Failed to set DMIC clock\n");
	else
		snd_soc_update_bits(codec, RT5640_DMIC, RT5640_DMIC_CLK_MASK,
					idx << RT5640_DMIC_CLK_SFT);
	return idx;
}

static int check_sysclk1_source(struct snd_soc_dapm_widget *source,
			 struct snd_soc_dapm_widget *sink)
{
	unsigned int val;

	val = snd_soc_read(source->codec, RT5640_GLB_CLK);
	val &= RT5640_SCLK_SRC_MASK;
	if (val == RT5640_SCLK_SRC_PLL1 || val == RT5640_SCLK_SRC_PLL1T)
		return 1;
	else
		return 0;
}

/* Digital Mixer */
static const struct snd_kcontrol_new rt5640_sto_adc_l_mix[] = {
	SOC_DAPM_SINGLE("ADC1 Switch", RT5640_STO_ADC_MIXER,
			RT5640_M_ADC_L1_SFT, 1, 1),
	SOC_DAPM_SINGLE("ADC2 Switch", RT5640_STO_ADC_MIXER,
			RT5640_M_ADC_L2_SFT, 1, 1),
};

static const struct snd_kcontrol_new rt5640_sto_adc_r_mix[] = {
	SOC_DAPM_SINGLE("ADC1 Switch", RT5640_STO_ADC_MIXER,
			RT5640_M_ADC_R1_SFT, 1, 1),
	SOC_DAPM_SINGLE("ADC2 Switch", RT5640_STO_ADC_MIXER,
			RT5640_M_ADC_R2_SFT, 1, 1),
};

static const struct snd_kcontrol_new rt5640_mono_adc_l_mix[] = {
	SOC_DAPM_SINGLE("ADC1 Switch", RT5640_MONO_ADC_MIXER,
			RT5640_M_MONO_ADC_L1_SFT, 1, 1),
	SOC_DAPM_SINGLE("ADC2 Switch", RT5640_MONO_ADC_MIXER,
			RT5640_M_MONO_ADC_L2_SFT, 1, 1),
};

static const struct snd_kcontrol_new rt5640_mono_adc_r_mix[] = {
	SOC_DAPM_SINGLE("ADC1 Switch", RT5640_MONO_ADC_MIXER,
			RT5640_M_MONO_ADC_R1_SFT, 1, 1),
	SOC_DAPM_SINGLE("ADC2 Switch", RT5640_MONO_ADC_MIXER,
			RT5640_M_MONO_ADC_R2_SFT, 1, 1),
};

static const struct snd_kcontrol_new rt5640_dac_l_mix[] = {
	SOC_DAPM_SINGLE("Stereo ADC Switch", RT5640_AD_DA_MIXER,
			RT5640_M_ADCMIX_L_SFT, 1, 1),
	SOC_DAPM_SINGLE("INF1 Switch", RT5640_AD_DA_MIXER,
			RT5640_M_IF1_DAC_L_SFT, 1, 1),
};

static const struct snd_kcontrol_new rt5640_dac_r_mix[] = {
	SOC_DAPM_SINGLE("Stereo ADC Switch", RT5640_AD_DA_MIXER,
			RT5640_M_ADCMIX_R_SFT, 1, 1),
	SOC_DAPM_SINGLE("INF1 Switch", RT5640_AD_DA_MIXER,
			RT5640_M_IF1_DAC_R_SFT, 1, 1),
};

static const struct snd_kcontrol_new rt5640_sto_dac_l_mix[] = {
	SOC_DAPM_SINGLE("DAC L1 Switch", RT5640_STO_DAC_MIXER,
			RT5640_M_DAC_L1_SFT, 1, 1),
	SOC_DAPM_SINGLE("DAC L2 Switch", RT5640_STO_DAC_MIXER,
			RT5640_M_DAC_L2_SFT, 1, 1),
	SOC_DAPM_SINGLE("ANC Switch", RT5640_STO_DAC_MIXER,
			RT5640_M_ANC_DAC_L_SFT, 1, 1),
};

static const struct snd_kcontrol_new rt5640_sto_dac_r_mix[] = {
	SOC_DAPM_SINGLE("DAC R1 Switch", RT5640_STO_DAC_MIXER,
			RT5640_M_DAC_R1_SFT, 1, 1),
	SOC_DAPM_SINGLE("DAC R2 Switch", RT5640_STO_DAC_MIXER,
			RT5640_M_DAC_R2_SFT, 1, 1),
	SOC_DAPM_SINGLE("ANC Switch", RT5640_STO_DAC_MIXER,
			RT5640_M_ANC_DAC_R_SFT, 1, 1),
};

static const struct snd_kcontrol_new rt5640_mono_dac_l_mix[] = {
	SOC_DAPM_SINGLE("DAC L1 Switch", RT5640_MONO_DAC_MIXER,
			RT5640_M_DAC_L1_MONO_L_SFT, 1, 1),
	SOC_DAPM_SINGLE("DAC L2 Switch", RT5640_MONO_DAC_MIXER,
			RT5640_M_DAC_L2_MONO_L_SFT, 1, 1),
	SOC_DAPM_SINGLE("DAC R2 Switch", RT5640_MONO_DAC_MIXER,
			RT5640_M_DAC_R2_MONO_L_SFT, 1, 1),
};

static const struct snd_kcontrol_new rt5640_mono_dac_r_mix[] = {
	SOC_DAPM_SINGLE("DAC R1 Switch", RT5640_MONO_DAC_MIXER,
			RT5640_M_DAC_R1_MONO_R_SFT, 1, 1),
	SOC_DAPM_SINGLE("DAC R2 Switch", RT5640_MONO_DAC_MIXER,
			RT5640_M_DAC_R2_MONO_R_SFT, 1, 1),
	SOC_DAPM_SINGLE("DAC L2 Switch", RT5640_MONO_DAC_MIXER,
			RT5640_M_DAC_L2_MONO_R_SFT, 1, 1),
};

static const struct snd_kcontrol_new rt5640_dig_l_mix[] = {
	SOC_DAPM_SINGLE("DAC L1 Switch", RT5640_DIG_MIXER,
			RT5640_M_STO_L_DAC_L_SFT, 1, 1),
	SOC_DAPM_SINGLE("DAC L2 Switch", RT5640_DIG_MIXER,
			RT5640_M_DAC_L2_DAC_L_SFT, 1, 1),
};

static const struct snd_kcontrol_new rt5640_dig_r_mix[] = {
	SOC_DAPM_SINGLE("DAC R1 Switch", RT5640_DIG_MIXER,
			RT5640_M_STO_R_DAC_R_SFT, 1, 1),
	SOC_DAPM_SINGLE("DAC R2 Switch", RT5640_DIG_MIXER,
			RT5640_M_DAC_R2_DAC_R_SFT, 1, 1),
};

/* Analog Input Mixer */
static const struct snd_kcontrol_new rt5640_rec_l_mix[] = {
	SOC_DAPM_SINGLE("HPOL Switch", RT5640_REC_L2_MIXER,
			RT5640_M_HP_L_RM_L_SFT, 1, 1),
	SOC_DAPM_SINGLE("INL Switch", RT5640_REC_L2_MIXER,
			RT5640_M_IN_L_RM_L_SFT, 1, 1),
	SOC_DAPM_SINGLE("BST2 Switch", RT5640_REC_L2_MIXER,
			RT5640_M_BST4_RM_L_SFT, 1, 1),
	SOC_DAPM_SINGLE("BST1 Switch", RT5640_REC_L2_MIXER,
			RT5640_M_BST1_RM_L_SFT, 1, 1),
	SOC_DAPM_SINGLE("OUT MIXL Switch", RT5640_REC_L2_MIXER,
			RT5640_M_OM_L_RM_L_SFT, 1, 1),
};

static const struct snd_kcontrol_new rt5640_rec_r_mix[] = {
	SOC_DAPM_SINGLE("HPOR Switch", RT5640_REC_R2_MIXER,
			RT5640_M_HP_R_RM_R_SFT, 1, 1),
	SOC_DAPM_SINGLE("INR Switch", RT5640_REC_R2_MIXER,
			RT5640_M_IN_R_RM_R_SFT, 1, 1),
	SOC_DAPM_SINGLE("BST2 Switch", RT5640_REC_R2_MIXER,
			RT5640_M_BST4_RM_R_SFT, 1, 1),
	SOC_DAPM_SINGLE("BST1 Switch", RT5640_REC_R2_MIXER,
			RT5640_M_BST1_RM_R_SFT, 1, 1),
	SOC_DAPM_SINGLE("OUT MIXR Switch", RT5640_REC_R2_MIXER,
			RT5640_M_OM_R_RM_R_SFT, 1, 1),
};

/* Analog Output Mixer */
static const struct snd_kcontrol_new rt5640_spk_l_mix[] = {
	SOC_DAPM_SINGLE("REC MIXL Switch", RT5640_SPK_L_MIXER,
			RT5640_M_RM_L_SM_L_SFT, 1, 1),
	SOC_DAPM_SINGLE("INL Switch", RT5640_SPK_L_MIXER,
			RT5640_M_IN_L_SM_L_SFT, 1, 1),
	SOC_DAPM_SINGLE("DAC L1 Switch", RT5640_SPK_L_MIXER,
			RT5640_M_DAC_L1_SM_L_SFT, 1, 1),
	SOC_DAPM_SINGLE("DAC L2 Switch", RT5640_SPK_L_MIXER,
			RT5640_M_DAC_L2_SM_L_SFT, 1, 1),
	SOC_DAPM_SINGLE("OUT MIXL Switch", RT5640_SPK_L_MIXER,
			RT5640_M_OM_L_SM_L_SFT, 1, 1),
};

static const struct snd_kcontrol_new rt5640_spk_r_mix[] = {
	SOC_DAPM_SINGLE("REC MIXR Switch", RT5640_SPK_R_MIXER,
			RT5640_M_RM_R_SM_R_SFT, 1, 1),
	SOC_DAPM_SINGLE("INR Switch", RT5640_SPK_R_MIXER,
			RT5640_M_IN_R_SM_R_SFT, 1, 1),
	SOC_DAPM_SINGLE("DAC R1 Switch", RT5640_SPK_R_MIXER,
			RT5640_M_DAC_R1_SM_R_SFT, 1, 1),
	SOC_DAPM_SINGLE("DAC R2 Switch", RT5640_SPK_R_MIXER,
			RT5640_M_DAC_R2_SM_R_SFT, 1, 1),
	SOC_DAPM_SINGLE("OUT MIXR Switch", RT5640_SPK_R_MIXER,
			RT5640_M_OM_R_SM_R_SFT, 1, 1),
};

static const struct snd_kcontrol_new rt5640_out_l_mix[] = {
	SOC_DAPM_SINGLE("SPK MIXL Switch", RT5640_OUT_L3_MIXER,
			RT5640_M_SM_L_OM_L_SFT, 1, 1),
	SOC_DAPM_SINGLE("BST1 Switch", RT5640_OUT_L3_MIXER,
			RT5640_M_BST1_OM_L_SFT, 1, 1),
	SOC_DAPM_SINGLE("INL Switch", RT5640_OUT_L3_MIXER,
			RT5640_M_IN_L_OM_L_SFT, 1, 1),
	SOC_DAPM_SINGLE("REC MIXL Switch", RT5640_OUT_L3_MIXER,
			RT5640_M_RM_L_OM_L_SFT, 1, 1),
	SOC_DAPM_SINGLE("DAC R2 Switch", RT5640_OUT_L3_MIXER,
			RT5640_M_DAC_R2_OM_L_SFT, 1, 1),
	SOC_DAPM_SINGLE("DAC L2 Switch", RT5640_OUT_L3_MIXER,
			RT5640_M_DAC_L2_OM_L_SFT, 1, 1),
	SOC_DAPM_SINGLE("DAC L1 Switch", RT5640_OUT_L3_MIXER,
			RT5640_M_DAC_L1_OM_L_SFT, 1, 1),
};

static const struct snd_kcontrol_new rt5640_out_r_mix[] = {
	SOC_DAPM_SINGLE("SPK MIXR Switch", RT5640_OUT_R3_MIXER,
			RT5640_M_SM_L_OM_R_SFT, 1, 1),
	SOC_DAPM_SINGLE("BST2 Switch", RT5640_OUT_R3_MIXER,
			RT5640_M_BST4_OM_R_SFT, 1, 1),
	SOC_DAPM_SINGLE("BST1 Switch", RT5640_OUT_R3_MIXER,
			RT5640_M_BST1_OM_R_SFT, 1, 1),
	SOC_DAPM_SINGLE("INR Switch", RT5640_OUT_R3_MIXER,
			RT5640_M_IN_R_OM_R_SFT, 1, 1),
	SOC_DAPM_SINGLE("REC MIXR Switch", RT5640_OUT_R3_MIXER,
			RT5640_M_RM_R_OM_R_SFT, 1, 1),
	SOC_DAPM_SINGLE("DAC L2 Switch", RT5640_OUT_R3_MIXER,
			RT5640_M_DAC_L2_OM_R_SFT, 1, 1),
	SOC_DAPM_SINGLE("DAC R2 Switch", RT5640_OUT_R3_MIXER,
			RT5640_M_DAC_R2_OM_R_SFT, 1, 1),
	SOC_DAPM_SINGLE("DAC R1 Switch", RT5640_OUT_R3_MIXER,
			RT5640_M_DAC_R1_OM_R_SFT, 1, 1),
};

static const struct snd_kcontrol_new rt5640_spo_l_mix[] = {
	SOC_DAPM_SINGLE("DAC R1 Switch", RT5640_SPO_L_MIXER,
			RT5640_M_DAC_R1_SPM_L_SFT, 1, 1),
	SOC_DAPM_SINGLE("DAC L1 Switch", RT5640_SPO_L_MIXER,
			RT5640_M_DAC_L1_SPM_L_SFT, 1, 1),
	SOC_DAPM_SINGLE("SPKVOL R Switch", RT5640_SPO_L_MIXER,
			RT5640_M_SV_R_SPM_L_SFT, 1, 1),
	SOC_DAPM_SINGLE("SPKVOL L Switch", RT5640_SPO_L_MIXER,
			RT5640_M_SV_L_SPM_L_SFT, 1, 1),
	SOC_DAPM_SINGLE("BST1 Switch", RT5640_SPO_L_MIXER,
			RT5640_M_BST1_SPM_L_SFT, 1, 1),
};

static const struct snd_kcontrol_new rt5640_spo_r_mix[] = {
	SOC_DAPM_SINGLE("DAC R1 Switch", RT5640_SPO_R_MIXER,
			RT5640_M_DAC_R1_SPM_R_SFT, 1, 1),
	SOC_DAPM_SINGLE("SPKVOL R Switch", RT5640_SPO_R_MIXER,
			RT5640_M_SV_R_SPM_R_SFT, 1, 1),
	SOC_DAPM_SINGLE("BST1 Switch", RT5640_SPO_R_MIXER,
			RT5640_M_BST1_SPM_R_SFT, 1, 1),
};

static const struct snd_kcontrol_new rt5640_hpo_mix[] = {
	SOC_DAPM_SINGLE("HPO MIX DAC2 Switch", RT5640_HPO_MIXER,
			RT5640_M_DAC2_HM_SFT, 1, 1),
	SOC_DAPM_SINGLE("HPO MIX DAC1 Switch", RT5640_HPO_MIXER,
			RT5640_M_DAC1_HM_SFT, 1, 1),
	SOC_DAPM_SINGLE("HPO MIX HPVOL Switch", RT5640_HPO_MIXER,
			RT5640_M_HPVOL_HM_SFT, 1, 1),
};

static const struct snd_kcontrol_new rt5640_lout_mix[] = {
	SOC_DAPM_SINGLE("DAC L1 Switch", RT5640_LOUT_MIXER,
			RT5640_M_DAC_L1_LM_SFT, 1, 1),
	SOC_DAPM_SINGLE("DAC R1 Switch", RT5640_LOUT_MIXER,
			RT5640_M_DAC_R1_LM_SFT, 1, 1),
	SOC_DAPM_SINGLE("OUTVOL L Switch", RT5640_LOUT_MIXER,
			RT5640_M_OV_L_LM_SFT, 1, 1),
	SOC_DAPM_SINGLE("OUTVOL R Switch", RT5640_LOUT_MIXER,
			RT5640_M_OV_R_LM_SFT, 1, 1),
};

static const struct snd_kcontrol_new rt5640_mono_mix[] = {
	SOC_DAPM_SINGLE("DAC R2 Switch", RT5640_MONO_MIXER,
			RT5640_M_DAC_R2_MM_SFT, 1, 1),
	SOC_DAPM_SINGLE("DAC L2 Switch", RT5640_MONO_MIXER,
			RT5640_M_DAC_L2_MM_SFT, 1, 1),
	SOC_DAPM_SINGLE("OUTVOL R Switch", RT5640_MONO_MIXER,
			RT5640_M_OV_R_MM_SFT, 1, 1),
	SOC_DAPM_SINGLE("OUTVOL L Switch", RT5640_MONO_MIXER,
			RT5640_M_OV_L_MM_SFT, 1, 1),
	SOC_DAPM_SINGLE("BST1 Switch", RT5640_MONO_MIXER,
			RT5640_M_BST1_MM_SFT, 1, 1),
};

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static const struct snd_kcontrol_new spk_l_enable_control =
	SOC_DAPM_SINGLE_AUTODISABLE("Switch", RT5640_SPK_VOL,
		RT5640_L_MUTE_SFT, 1, 1);

static const struct snd_kcontrol_new spk_r_enable_control =
	SOC_DAPM_SINGLE_AUTODISABLE("Switch", RT5640_SPK_VOL,
		RT5640_R_MUTE_SFT, 1, 1);

static const struct snd_kcontrol_new hp_l_enable_control =
	SOC_DAPM_SINGLE_AUTODISABLE("Switch", RT5640_HP_VOL,
		RT5640_L_MUTE_SFT, 1, 1);

static const struct snd_kcontrol_new hp_r_enable_control =
	SOC_DAPM_SINGLE_AUTODISABLE("Switch", RT5640_HP_VOL,
		RT5640_R_MUTE_SFT, 1, 1);

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/* Stereo ADC source */
static const char * const rt5640_stereo_adc1_src[] = {
	"DIG MIX", "ADC"
};

static const SOC_ENUM_SINGLE_DECL(
	rt5640_stereo_adc1_enum, RT5640_STO_ADC_MIXER,
	RT5640_ADC_1_SRC_SFT, rt5640_stereo_adc1_src);

static const struct snd_kcontrol_new rt5640_sto_adc_1_mux =
	SOC_DAPM_ENUM("Stereo ADC1 Mux", rt5640_stereo_adc1_enum);

static const char * const rt5640_stereo_adc2_src[] = {
	"DMIC1", "DMIC2", "DIG MIX"
};

static const SOC_ENUM_SINGLE_DECL(
	rt5640_stereo_adc2_enum, RT5640_STO_ADC_MIXER,
	RT5640_ADC_2_SRC_SFT, rt5640_stereo_adc2_src);

static const struct snd_kcontrol_new rt5640_sto_adc_2_mux =
	SOC_DAPM_ENUM("Stereo ADC2 Mux", rt5640_stereo_adc2_enum);

/* Mono ADC source */
static const char * const rt5640_mono_adc_l1_src[] = {
	"Mono DAC MIXL", "ADCL"
};

static const SOC_ENUM_SINGLE_DECL(
	rt5640_mono_adc_l1_enum, RT5640_MONO_ADC_MIXER,
	RT5640_MONO_ADC_L1_SRC_SFT, rt5640_mono_adc_l1_src);

static const struct snd_kcontrol_new rt5640_mono_adc_l1_mux =
	SOC_DAPM_ENUM("Mono ADC1 left source", rt5640_mono_adc_l1_enum);

static const char * const rt5640_mono_adc_l2_src[] = {
	"DMIC L1", "DMIC L2", "Mono DAC MIXL"
};

static const SOC_ENUM_SINGLE_DECL(
	rt5640_mono_adc_l2_enum, RT5640_MONO_ADC_MIXER,
	RT5640_MONO_ADC_L2_SRC_SFT, rt5640_mono_adc_l2_src);

static const struct snd_kcontrol_new rt5640_mono_adc_l2_mux =
	SOC_DAPM_ENUM("Mono ADC2 left source", rt5640_mono_adc_l2_enum);

static const char * const rt5640_mono_adc_r1_src[] = {
	"Mono DAC MIXR", "ADCR"
};

static const SOC_ENUM_SINGLE_DECL(
	rt5640_mono_adc_r1_enum, RT5640_MONO_ADC_MIXER,
	RT5640_MONO_ADC_R1_SRC_SFT, rt5640_mono_adc_r1_src);

static const struct snd_kcontrol_new rt5640_mono_adc_r1_mux =
	SOC_DAPM_ENUM("Mono ADC1 right source", rt5640_mono_adc_r1_enum);

static const char * const rt5640_mono_adc_r2_src[] = {
	"DMIC R1", "DMIC R2", "Mono DAC MIXR"
};

static const SOC_ENUM_SINGLE_DECL(
	rt5640_mono_adc_r2_enum, RT5640_MONO_ADC_MIXER,
	RT5640_MONO_ADC_R2_SRC_SFT, rt5640_mono_adc_r2_src);

static const struct snd_kcontrol_new rt5640_mono_adc_r2_mux =
	SOC_DAPM_ENUM("Mono ADC2 right source", rt5640_mono_adc_r2_enum);

/* DAC2 channel source */
static const char * const rt5640_dac_l2_src[] = {
	"IF2", "Base L/R"
};

static int rt5640_dac_l2_values[] = {
	0,
	3,
};

static const SOC_VALUE_ENUM_SINGLE_DECL(
	rt5640_dac_l2_enum, RT5640_DSP_PATH2, RT5640_DAC_L2_SEL_SFT,
	0x3, rt5640_dac_l2_src, rt5640_dac_l2_values);

static const struct snd_kcontrol_new rt5640_dac_l2_mux =
	SOC_DAPM_VALUE_ENUM("DAC2 left channel source", rt5640_dac_l2_enum);

static const char * const rt5640_dac_r2_src[] = {
	"IF2",
};

static int rt5640_dac_r2_values[] = {
	0,
};

static const SOC_VALUE_ENUM_SINGLE_DECL(
	rt5640_dac_r2_enum, RT5640_DSP_PATH2, RT5640_DAC_R2_SEL_SFT,
	0x3, rt5640_dac_r2_src, rt5640_dac_r2_values);

static const struct snd_kcontrol_new rt5640_dac_r2_mux =
	SOC_DAPM_ENUM("DAC2 right channel source", rt5640_dac_r2_enum);

/* digital interface and iis interface map */
static const char * const rt5640_dai_iis_map[] = {
	"1:1|2:2", "1:2|2:1", "1:1|2:1", "1:2|2:2"
};

static int rt5640_dai_iis_map_values[] = {
	0,
	5,
	6,
	7,
};

static const SOC_VALUE_ENUM_SINGLE_DECL(
	rt5640_dai_iis_map_enum, RT5640_I2S1_SDP, RT5640_I2S_IF_SFT,
	0x7, rt5640_dai_iis_map, rt5640_dai_iis_map_values);

static const struct snd_kcontrol_new rt5640_dai_mux =
	SOC_DAPM_VALUE_ENUM("DAI select", rt5640_dai_iis_map_enum);

/* SDI select */
static const char * const rt5640_sdi_sel[] = {
	"IF1", "IF2"
};

static const SOC_ENUM_SINGLE_DECL(
	rt5640_sdi_sel_enum, RT5640_I2S2_SDP,
	RT5640_I2S2_SDI_SFT, rt5640_sdi_sel);

static const struct snd_kcontrol_new rt5640_sdi_mux =
	SOC_DAPM_ENUM("SDI select", rt5640_sdi_sel_enum);

static int rt5640_set_dmic1_event(struct snd_soc_dapm_widget *w,
	struct snd_kcontrol *kcontrol, int event)
{
	struct snd_soc_codec *codec = w->codec;

	switch (event) {
	case SND_SOC_DAPM_PRE_PMU:
		snd_soc_update_bits(codec, RT5640_GPIO_CTRL1,
			RT5640_GP2_PIN_MASK | RT5640_GP3_PIN_MASK,
			RT5640_GP2_PIN_DMIC1_SCL | RT5640_GP3_PIN_DMIC1_SDA);
		snd_soc_update_bits(codec, RT5640_DMIC,
			RT5640_DMIC_1L_LH_MASK | RT5640_DMIC_1R_LH_MASK |
			RT5640_DMIC_1_DP_MASK,
			RT5640_DMIC_1L_LH_FALLING | RT5640_DMIC_1R_LH_RISING |
			RT5640_DMIC_1_DP_IN1P);
		break;

	default:
		return 0;
	}

	return 0;
}

static int rt5640_set_dmic2_event(struct snd_soc_dapm_widget *w,
	struct snd_kcontrol *kcontrol, int event)
{
	struct snd_soc_codec *codec = w->codec;

	switch (event) {
	case SND_SOC_DAPM_PRE_PMU:
		snd_soc_update_bits(codec, RT5640_GPIO_CTRL1,
			RT5640_GP2_PIN_MASK | RT5640_GP4_PIN_MASK,
			RT5640_GP2_PIN_DMIC1_SCL | RT5640_GP4_PIN_DMIC2_SDA);
		snd_soc_update_bits(codec, RT5640_DMIC,
			RT5640_DMIC_2L_LH_MASK | RT5640_DMIC_2R_LH_MASK |
			RT5640_DMIC_2_DP_MASK,
			RT5640_DMIC_2L_LH_FALLING | RT5640_DMIC_2R_LH_RISING |
			RT5640_DMIC_2_DP_IN1N);
		break;

	default:
		return 0;
	}

	return 0;
}

930
static void hp_amp_power_on(struct snd_soc_codec *codec)
931 932 933 934 935 936 937 938 939 940 941 942 943 944 945 946 947 948 949 950 951 952 953 954 955 956 957 958 959 960 961 962 963 964 965 966 967 968 969 970 971 972 973 974 975 976 977 978 979 980 981 982 983 984 985 986 987 988 989 990 991 992 993 994 995 996 997 998 999 1000 1001 1002 1003 1004 1005 1006 1007 1008 1009 1010 1011 1012 1013 1014 1015 1016 1017 1018 1019 1020 1021 1022 1023 1024 1025 1026 1027 1028 1029 1030 1031 1032 1033 1034 1035 1036 1037 1038 1039 1040
{
	struct rt5640_priv *rt5640 = snd_soc_codec_get_drvdata(codec);

	/* depop parameters */
	regmap_update_bits(rt5640->regmap, RT5640_PR_BASE +
		RT5640_CHPUMP_INT_REG1, 0x0700, 0x0200);
	regmap_update_bits(rt5640->regmap, RT5640_DEPOP_M2,
		RT5640_DEPOP_MASK, RT5640_DEPOP_MAN);
	regmap_update_bits(rt5640->regmap, RT5640_DEPOP_M1,
		RT5640_HP_CP_MASK | RT5640_HP_SG_MASK | RT5640_HP_CB_MASK,
		RT5640_HP_CP_PU | RT5640_HP_SG_DIS | RT5640_HP_CB_PU);
	regmap_write(rt5640->regmap, RT5640_PR_BASE + RT5640_HP_DCC_INT1,
			   0x9f00);
	/* headphone amp power on */
	regmap_update_bits(rt5640->regmap, RT5640_PWR_ANLG1,
		RT5640_PWR_FV1 | RT5640_PWR_FV2, 0);
	regmap_update_bits(rt5640->regmap, RT5640_PWR_ANLG1,
		RT5640_PWR_HA,
		RT5640_PWR_HA);
	usleep_range(10000, 15000);
	regmap_update_bits(rt5640->regmap, RT5640_PWR_ANLG1,
		RT5640_PWR_FV1 | RT5640_PWR_FV2 ,
		RT5640_PWR_FV1 | RT5640_PWR_FV2);
}

static void rt5640_pmu_depop(struct snd_soc_codec *codec)
{
	struct rt5640_priv *rt5640 = snd_soc_codec_get_drvdata(codec);

	regmap_update_bits(rt5640->regmap, RT5640_DEPOP_M2,
		RT5640_DEPOP_MASK | RT5640_DIG_DP_MASK,
		RT5640_DEPOP_AUTO | RT5640_DIG_DP_EN);
	regmap_update_bits(rt5640->regmap, RT5640_CHARGE_PUMP,
		RT5640_PM_HP_MASK, RT5640_PM_HP_HV);

	regmap_update_bits(rt5640->regmap, RT5640_DEPOP_M3,
		RT5640_CP_FQ1_MASK | RT5640_CP_FQ2_MASK | RT5640_CP_FQ3_MASK,
		(RT5640_CP_FQ_192_KHZ << RT5640_CP_FQ1_SFT) |
		(RT5640_CP_FQ_12_KHZ << RT5640_CP_FQ2_SFT) |
		(RT5640_CP_FQ_192_KHZ << RT5640_CP_FQ3_SFT));

	regmap_write(rt5640->regmap, RT5640_PR_BASE +
		RT5640_MAMP_INT_REG2, 0x1c00);
	regmap_update_bits(rt5640->regmap, RT5640_DEPOP_M1,
		RT5640_HP_CP_MASK | RT5640_HP_SG_MASK,
		RT5640_HP_CP_PD | RT5640_HP_SG_EN);
	regmap_update_bits(rt5640->regmap, RT5640_PR_BASE +
		RT5640_CHPUMP_INT_REG1, 0x0700, 0x0400);
}

static int rt5640_hp_event(struct snd_soc_dapm_widget *w,
			   struct snd_kcontrol *kcontrol, int event)
{
	struct snd_soc_codec *codec = w->codec;
	struct rt5640_priv *rt5640 = snd_soc_codec_get_drvdata(codec);

	switch (event) {
	case SND_SOC_DAPM_POST_PMU:
		rt5640_pmu_depop(codec);
		rt5640->hp_mute = 0;
		break;

	case SND_SOC_DAPM_PRE_PMD:
		rt5640->hp_mute = 1;
		usleep_range(70000, 75000);
		break;

	default:
		return 0;
	}

	return 0;
}

static int rt5640_hp_power_event(struct snd_soc_dapm_widget *w,
			   struct snd_kcontrol *kcontrol, int event)
{
	struct snd_soc_codec *codec = w->codec;

	switch (event) {
	case SND_SOC_DAPM_POST_PMU:
		hp_amp_power_on(codec);
		break;
	default:
		return 0;
	}

	return 0;
}

static int rt5640_hp_post_event(struct snd_soc_dapm_widget *w,
			   struct snd_kcontrol *kcontrol, int event)
{
	struct snd_soc_codec *codec = w->codec;
	struct rt5640_priv *rt5640 = snd_soc_codec_get_drvdata(codec);

	switch (event) {
	case SND_SOC_DAPM_POST_PMU:
		if (!rt5640->hp_mute)
			usleep_range(80000, 85000);

		break;

	default:
		return 0;
	}

	return 0;
}

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static const struct snd_soc_dapm_widget rt5640_dapm_widgets[] = {
	SND_SOC_DAPM_SUPPLY("PLL1", RT5640_PWR_ANLG2,
			RT5640_PWR_PLL_BIT, 0, NULL, 0),
	/* Input Side */
	/* micbias */
	SND_SOC_DAPM_SUPPLY("LDO2", RT5640_PWR_ANLG1,
			RT5640_PWR_LDO2_BIT, 0, NULL, 0),
	SND_SOC_DAPM_SUPPLY("MICBIAS1", RT5640_PWR_ANLG2,
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			RT5640_PWR_MB1_BIT, 0, NULL, 0),
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	/* Input Lines */
	SND_SOC_DAPM_INPUT("DMIC1"),
	SND_SOC_DAPM_INPUT("DMIC2"),
	SND_SOC_DAPM_INPUT("IN1P"),
	SND_SOC_DAPM_INPUT("IN1N"),
	SND_SOC_DAPM_INPUT("IN2P"),
	SND_SOC_DAPM_INPUT("IN2N"),
	SND_SOC_DAPM_PGA("DMIC L1", SND_SOC_NOPM, 0, 0, NULL, 0),
	SND_SOC_DAPM_PGA("DMIC R1", SND_SOC_NOPM, 0, 0, NULL, 0),
	SND_SOC_DAPM_PGA("DMIC L2", SND_SOC_NOPM, 0, 0, NULL, 0),
	SND_SOC_DAPM_PGA("DMIC R2", SND_SOC_NOPM, 0, 0, NULL, 0),

	SND_SOC_DAPM_SUPPLY("DMIC CLK", SND_SOC_NOPM, 0, 0,
		set_dmic_clk, SND_SOC_DAPM_PRE_PMU),
	SND_SOC_DAPM_SUPPLY("DMIC1 Power", RT5640_DMIC,
		RT5640_DMIC_1_EN_SFT, 0, rt5640_set_dmic1_event,
		SND_SOC_DAPM_PRE_PMU),
	SND_SOC_DAPM_SUPPLY("DMIC2 Power", RT5640_DMIC,
		RT5640_DMIC_2_EN_SFT, 0, rt5640_set_dmic2_event,
		SND_SOC_DAPM_PRE_PMU),
	/* Boost */
	SND_SOC_DAPM_PGA("BST1", RT5640_PWR_ANLG2,
		RT5640_PWR_BST1_BIT, 0, NULL, 0),
	SND_SOC_DAPM_PGA("BST2", RT5640_PWR_ANLG2,
		RT5640_PWR_BST4_BIT, 0, NULL, 0),
	/* Input Volume */
	SND_SOC_DAPM_PGA("INL VOL", RT5640_PWR_VOL,
		RT5640_PWR_IN_L_BIT, 0, NULL, 0),
	SND_SOC_DAPM_PGA("INR VOL", RT5640_PWR_VOL,
		RT5640_PWR_IN_R_BIT, 0, NULL, 0),
	/* REC Mixer */
	SND_SOC_DAPM_MIXER("RECMIXL", RT5640_PWR_MIXER, RT5640_PWR_RM_L_BIT, 0,
			rt5640_rec_l_mix, ARRAY_SIZE(rt5640_rec_l_mix)),
	SND_SOC_DAPM_MIXER("RECMIXR", RT5640_PWR_MIXER, RT5640_PWR_RM_R_BIT, 0,
			rt5640_rec_r_mix, ARRAY_SIZE(rt5640_rec_r_mix)),
	/* ADCs */
	SND_SOC_DAPM_ADC("ADC L", NULL, RT5640_PWR_DIG1,
			RT5640_PWR_ADC_L_BIT, 0),
	SND_SOC_DAPM_ADC("ADC R", NULL, RT5640_PWR_DIG1,
			RT5640_PWR_ADC_R_BIT, 0),
	/* ADC Mux */
	SND_SOC_DAPM_MUX("Stereo ADC L2 Mux", SND_SOC_NOPM, 0, 0,
				&rt5640_sto_adc_2_mux),
	SND_SOC_DAPM_MUX("Stereo ADC R2 Mux", SND_SOC_NOPM, 0, 0,
				&rt5640_sto_adc_2_mux),
	SND_SOC_DAPM_MUX("Stereo ADC L1 Mux", SND_SOC_NOPM, 0, 0,
				&rt5640_sto_adc_1_mux),
	SND_SOC_DAPM_MUX("Stereo ADC R1 Mux", SND_SOC_NOPM, 0, 0,
				&rt5640_sto_adc_1_mux),
	SND_SOC_DAPM_MUX("Mono ADC L2 Mux", SND_SOC_NOPM, 0, 0,
				&rt5640_mono_adc_l2_mux),
	SND_SOC_DAPM_MUX("Mono ADC L1 Mux", SND_SOC_NOPM, 0, 0,
				&rt5640_mono_adc_l1_mux),
	SND_SOC_DAPM_MUX("Mono ADC R1 Mux", SND_SOC_NOPM, 0, 0,
				&rt5640_mono_adc_r1_mux),
	SND_SOC_DAPM_MUX("Mono ADC R2 Mux", SND_SOC_NOPM, 0, 0,
				&rt5640_mono_adc_r2_mux),
	/* ADC Mixer */
	SND_SOC_DAPM_SUPPLY("Stereo Filter", RT5640_PWR_DIG2,
		RT5640_PWR_ADC_SF_BIT, 0, NULL, 0),
	SND_SOC_DAPM_MIXER("Stereo ADC MIXL", SND_SOC_NOPM, 0, 0,
		rt5640_sto_adc_l_mix, ARRAY_SIZE(rt5640_sto_adc_l_mix)),
	SND_SOC_DAPM_MIXER("Stereo ADC MIXR", SND_SOC_NOPM, 0, 0,
		rt5640_sto_adc_r_mix, ARRAY_SIZE(rt5640_sto_adc_r_mix)),
	SND_SOC_DAPM_SUPPLY("Mono Left Filter", RT5640_PWR_DIG2,
		RT5640_PWR_ADC_MF_L_BIT, 0, NULL, 0),
	SND_SOC_DAPM_MIXER("Mono ADC MIXL", SND_SOC_NOPM, 0, 0,
		rt5640_mono_adc_l_mix, ARRAY_SIZE(rt5640_mono_adc_l_mix)),
	SND_SOC_DAPM_SUPPLY("Mono Right Filter", RT5640_PWR_DIG2,
		RT5640_PWR_ADC_MF_R_BIT, 0, NULL, 0),
	SND_SOC_DAPM_MIXER("Mono ADC MIXR", SND_SOC_NOPM, 0, 0,
		rt5640_mono_adc_r_mix, ARRAY_SIZE(rt5640_mono_adc_r_mix)),

	/* Digital Interface */
	SND_SOC_DAPM_SUPPLY("I2S1", RT5640_PWR_DIG1,
		RT5640_PWR_I2S1_BIT, 0, NULL, 0),
	SND_SOC_DAPM_PGA("IF1 DAC", SND_SOC_NOPM, 0, 0, NULL, 0),
	SND_SOC_DAPM_PGA("IF1 DAC L", SND_SOC_NOPM, 0, 0, NULL, 0),
	SND_SOC_DAPM_PGA("IF1 DAC R", SND_SOC_NOPM, 0, 0, NULL, 0),
	SND_SOC_DAPM_PGA("IF1 ADC", SND_SOC_NOPM, 0, 0, NULL, 0),
	SND_SOC_DAPM_PGA("IF1 ADC L", SND_SOC_NOPM, 0, 0, NULL, 0),
	SND_SOC_DAPM_PGA("IF1 ADC R", SND_SOC_NOPM, 0, 0, NULL, 0),
	SND_SOC_DAPM_SUPPLY("I2S2", RT5640_PWR_DIG1,
		RT5640_PWR_I2S2_BIT, 0, NULL, 0),
	SND_SOC_DAPM_PGA("IF2 DAC", SND_SOC_NOPM, 0, 0, NULL, 0),
	SND_SOC_DAPM_PGA("IF2 DAC L", SND_SOC_NOPM, 0, 0, NULL, 0),
	SND_SOC_DAPM_PGA("IF2 DAC R", SND_SOC_NOPM, 0, 0, NULL, 0),
	SND_SOC_DAPM_PGA("IF2 ADC", SND_SOC_NOPM, 0, 0, NULL, 0),
	SND_SOC_DAPM_PGA("IF2 ADC L", SND_SOC_NOPM, 0, 0, NULL, 0),
	SND_SOC_DAPM_PGA("IF2 ADC R", SND_SOC_NOPM, 0, 0, NULL, 0),
	/* Digital Interface Select */
	SND_SOC_DAPM_MUX("DAI1 RX Mux", SND_SOC_NOPM, 0, 0, &rt5640_dai_mux),
	SND_SOC_DAPM_MUX("DAI1 TX Mux", SND_SOC_NOPM, 0, 0, &rt5640_dai_mux),
	SND_SOC_DAPM_MUX("DAI1 IF1 Mux", SND_SOC_NOPM, 0, 0, &rt5640_dai_mux),
	SND_SOC_DAPM_MUX("DAI1 IF2 Mux", SND_SOC_NOPM, 0, 0, &rt5640_dai_mux),
	SND_SOC_DAPM_MUX("SDI1 TX Mux", SND_SOC_NOPM, 0, 0, &rt5640_sdi_mux),
	SND_SOC_DAPM_MUX("DAI2 RX Mux", SND_SOC_NOPM, 0, 0, &rt5640_dai_mux),
	SND_SOC_DAPM_MUX("DAI2 TX Mux", SND_SOC_NOPM, 0, 0, &rt5640_dai_mux),
	SND_SOC_DAPM_MUX("DAI2 IF1 Mux", SND_SOC_NOPM, 0, 0, &rt5640_dai_mux),
	SND_SOC_DAPM_MUX("DAI2 IF2 Mux", SND_SOC_NOPM, 0, 0, &rt5640_dai_mux),
	SND_SOC_DAPM_MUX("SDI2 TX Mux", SND_SOC_NOPM, 0, 0, &rt5640_sdi_mux),
	/* Audio Interface */
	SND_SOC_DAPM_AIF_IN("AIF1RX", "AIF1 Playback", 0, SND_SOC_NOPM, 0, 0),
	SND_SOC_DAPM_AIF_OUT("AIF1TX", "AIF1 Capture", 0, SND_SOC_NOPM, 0, 0),
	SND_SOC_DAPM_AIF_IN("AIF2RX", "AIF2 Playback", 0, SND_SOC_NOPM, 0, 0),
	SND_SOC_DAPM_AIF_OUT("AIF2TX", "AIF2 Capture", 0, SND_SOC_NOPM, 0, 0),
	/* Audio DSP */
	SND_SOC_DAPM_PGA("Audio DSP", SND_SOC_NOPM, 0, 0, NULL, 0),
	/* ANC */
	SND_SOC_DAPM_PGA("ANC", SND_SOC_NOPM, 0, 0, NULL, 0),
	/* Output Side */
	/* DAC mixer before sound effect  */
	SND_SOC_DAPM_MIXER("DAC MIXL", SND_SOC_NOPM, 0, 0,
		rt5640_dac_l_mix, ARRAY_SIZE(rt5640_dac_l_mix)),
	SND_SOC_DAPM_MIXER("DAC MIXR", SND_SOC_NOPM, 0, 0,
		rt5640_dac_r_mix, ARRAY_SIZE(rt5640_dac_r_mix)),
	/* DAC2 channel Mux */
	SND_SOC_DAPM_MUX("DAC L2 Mux", SND_SOC_NOPM, 0, 0,
				&rt5640_dac_l2_mux),
	SND_SOC_DAPM_MUX("DAC R2 Mux", SND_SOC_NOPM, 0, 0,
				&rt5640_dac_r2_mux),
	/* DAC Mixer */
	SND_SOC_DAPM_MIXER("Stereo DAC MIXL", SND_SOC_NOPM, 0, 0,
		rt5640_sto_dac_l_mix, ARRAY_SIZE(rt5640_sto_dac_l_mix)),
	SND_SOC_DAPM_MIXER("Stereo DAC MIXR", SND_SOC_NOPM, 0, 0,
		rt5640_sto_dac_r_mix, ARRAY_SIZE(rt5640_sto_dac_r_mix)),
	SND_SOC_DAPM_MIXER("Mono DAC MIXL", SND_SOC_NOPM, 0, 0,
		rt5640_mono_dac_l_mix, ARRAY_SIZE(rt5640_mono_dac_l_mix)),
	SND_SOC_DAPM_MIXER("Mono DAC MIXR", SND_SOC_NOPM, 0, 0,
		rt5640_mono_dac_r_mix, ARRAY_SIZE(rt5640_mono_dac_r_mix)),
	SND_SOC_DAPM_MIXER("DIG MIXL", SND_SOC_NOPM, 0, 0,
		rt5640_dig_l_mix, ARRAY_SIZE(rt5640_dig_l_mix)),
	SND_SOC_DAPM_MIXER("DIG MIXR", SND_SOC_NOPM, 0, 0,
		rt5640_dig_r_mix, ARRAY_SIZE(rt5640_dig_r_mix)),
	/* DACs */
	SND_SOC_DAPM_DAC("DAC L1", NULL, RT5640_PWR_DIG1,
			RT5640_PWR_DAC_L1_BIT, 0),
	SND_SOC_DAPM_DAC("DAC L2", NULL, RT5640_PWR_DIG1,
			RT5640_PWR_DAC_L2_BIT, 0),
	SND_SOC_DAPM_DAC("DAC R1", NULL, RT5640_PWR_DIG1,
			RT5640_PWR_DAC_R1_BIT, 0),
	SND_SOC_DAPM_DAC("DAC R2", NULL, RT5640_PWR_DIG1,
			RT5640_PWR_DAC_R2_BIT, 0),
	/* SPK/OUT Mixer */
	SND_SOC_DAPM_MIXER("SPK MIXL", RT5640_PWR_MIXER, RT5640_PWR_SM_L_BIT,
		0, rt5640_spk_l_mix, ARRAY_SIZE(rt5640_spk_l_mix)),
	SND_SOC_DAPM_MIXER("SPK MIXR", RT5640_PWR_MIXER, RT5640_PWR_SM_R_BIT,
		0, rt5640_spk_r_mix, ARRAY_SIZE(rt5640_spk_r_mix)),
	SND_SOC_DAPM_MIXER("OUT MIXL", RT5640_PWR_MIXER, RT5640_PWR_OM_L_BIT,
		0, rt5640_out_l_mix, ARRAY_SIZE(rt5640_out_l_mix)),
	SND_SOC_DAPM_MIXER("OUT MIXR", RT5640_PWR_MIXER, RT5640_PWR_OM_R_BIT,
		0, rt5640_out_r_mix, ARRAY_SIZE(rt5640_out_r_mix)),
	/* Ouput Volume */
	SND_SOC_DAPM_PGA("SPKVOL L", RT5640_PWR_VOL,
		RT5640_PWR_SV_L_BIT, 0, NULL, 0),
	SND_SOC_DAPM_PGA("SPKVOL R", RT5640_PWR_VOL,
		RT5640_PWR_SV_R_BIT, 0, NULL, 0),
	SND_SOC_DAPM_PGA("OUTVOL L", RT5640_PWR_VOL,
		RT5640_PWR_OV_L_BIT, 0, NULL, 0),
	SND_SOC_DAPM_PGA("OUTVOL R", RT5640_PWR_VOL,
		RT5640_PWR_OV_R_BIT, 0, NULL, 0),
	SND_SOC_DAPM_PGA("HPOVOL L", RT5640_PWR_VOL,
		RT5640_PWR_HV_L_BIT, 0, NULL, 0),
	SND_SOC_DAPM_PGA("HPOVOL R", RT5640_PWR_VOL,
		RT5640_PWR_HV_R_BIT, 0, NULL, 0),
	/* SPO/HPO/LOUT/Mono Mixer */
	SND_SOC_DAPM_MIXER("SPOL MIX", SND_SOC_NOPM, 0,
		0, rt5640_spo_l_mix, ARRAY_SIZE(rt5640_spo_l_mix)),
	SND_SOC_DAPM_MIXER("SPOR MIX", SND_SOC_NOPM, 0,
		0, rt5640_spo_r_mix, ARRAY_SIZE(rt5640_spo_r_mix)),
	SND_SOC_DAPM_MIXER("HPO MIX L", SND_SOC_NOPM, 0, 0,
		rt5640_hpo_mix, ARRAY_SIZE(rt5640_hpo_mix)),
	SND_SOC_DAPM_MIXER("HPO MIX R", SND_SOC_NOPM, 0, 0,
		rt5640_hpo_mix, ARRAY_SIZE(rt5640_hpo_mix)),
	SND_SOC_DAPM_MIXER("LOUT MIX", RT5640_PWR_ANLG1, RT5640_PWR_LM_BIT, 0,
		rt5640_lout_mix, ARRAY_SIZE(rt5640_lout_mix)),
	SND_SOC_DAPM_MIXER("Mono MIX", RT5640_PWR_ANLG1, RT5640_PWR_MM_BIT, 0,
		rt5640_mono_mix, ARRAY_SIZE(rt5640_mono_mix)),
	SND_SOC_DAPM_SUPPLY("Improve MONO Amp Drv", RT5640_PWR_ANLG1,
		RT5640_PWR_MA_BIT, 0, NULL, 0),
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	SND_SOC_DAPM_SUPPLY_S("Improve HP Amp Drv", 1, SND_SOC_NOPM,
		0, 0, rt5640_hp_power_event, SND_SOC_DAPM_POST_PMU),
	SND_SOC_DAPM_PGA_S("HP Amp", 1, SND_SOC_NOPM, 0, 0,
		rt5640_hp_event,
		SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMU),
	SND_SOC_DAPM_SUPPLY("HP L Amp", RT5640_PWR_ANLG1,
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		RT5640_PWR_HP_L_BIT, 0, NULL, 0),
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	SND_SOC_DAPM_SUPPLY("HP R Amp", RT5640_PWR_ANLG1,
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		RT5640_PWR_HP_R_BIT, 0, NULL, 0),
	SND_SOC_DAPM_SUPPLY("Improve SPK Amp Drv", RT5640_PWR_DIG1,
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		RT5640_PWR_CLS_D_BIT, 0, NULL, 0),

	/* Output Switch */
	SND_SOC_DAPM_SWITCH("Speaker L Playback", SND_SOC_NOPM, 0, 0,
			&spk_l_enable_control),
	SND_SOC_DAPM_SWITCH("Speaker R Playback", SND_SOC_NOPM, 0, 0,
			&spk_r_enable_control),
	SND_SOC_DAPM_SWITCH("HP L Playback", SND_SOC_NOPM, 0, 0,
			&hp_l_enable_control),
	SND_SOC_DAPM_SWITCH("HP R Playback", SND_SOC_NOPM, 0, 0,
			&hp_r_enable_control),
	SND_SOC_DAPM_POST("HP Post", rt5640_hp_post_event),
B
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	/* Output Lines */
	SND_SOC_DAPM_OUTPUT("SPOLP"),
	SND_SOC_DAPM_OUTPUT("SPOLN"),
	SND_SOC_DAPM_OUTPUT("SPORP"),
	SND_SOC_DAPM_OUTPUT("SPORN"),
	SND_SOC_DAPM_OUTPUT("HPOL"),
	SND_SOC_DAPM_OUTPUT("HPOR"),
	SND_SOC_DAPM_OUTPUT("LOUTL"),
	SND_SOC_DAPM_OUTPUT("LOUTR"),
	SND_SOC_DAPM_OUTPUT("MONOP"),
	SND_SOC_DAPM_OUTPUT("MONON"),
};

static const struct snd_soc_dapm_route rt5640_dapm_routes[] = {
	{"IN1P", NULL, "LDO2"},
	{"IN2P", NULL, "LDO2"},

	{"DMIC L1", NULL, "DMIC1"},
	{"DMIC R1", NULL, "DMIC1"},
	{"DMIC L2", NULL, "DMIC2"},
	{"DMIC R2", NULL, "DMIC2"},

	{"BST1", NULL, "IN1P"},
	{"BST1", NULL, "IN1N"},
	{"BST2", NULL, "IN2P"},
	{"BST2", NULL, "IN2N"},

	{"INL VOL", NULL, "IN2P"},
	{"INR VOL", NULL, "IN2N"},

	{"RECMIXL", "HPOL Switch", "HPOL"},
	{"RECMIXL", "INL Switch", "INL VOL"},
	{"RECMIXL", "BST2 Switch", "BST2"},
	{"RECMIXL", "BST1 Switch", "BST1"},
	{"RECMIXL", "OUT MIXL Switch", "OUT MIXL"},

	{"RECMIXR", "HPOR Switch", "HPOR"},
	{"RECMIXR", "INR Switch", "INR VOL"},
	{"RECMIXR", "BST2 Switch", "BST2"},
	{"RECMIXR", "BST1 Switch", "BST1"},
	{"RECMIXR", "OUT MIXR Switch", "OUT MIXR"},

	{"ADC L", NULL, "RECMIXL"},
	{"ADC R", NULL, "RECMIXR"},

	{"DMIC L1", NULL, "DMIC CLK"},
	{"DMIC L1", NULL, "DMIC1 Power"},
	{"DMIC R1", NULL, "DMIC CLK"},
	{"DMIC R1", NULL, "DMIC1 Power"},
	{"DMIC L2", NULL, "DMIC CLK"},
	{"DMIC L2", NULL, "DMIC2 Power"},
	{"DMIC R2", NULL, "DMIC CLK"},
	{"DMIC R2", NULL, "DMIC2 Power"},

	{"Stereo ADC L2 Mux", "DMIC1", "DMIC L1"},
	{"Stereo ADC L2 Mux", "DMIC2", "DMIC L2"},
	{"Stereo ADC L2 Mux", "DIG MIX", "DIG MIXL"},
	{"Stereo ADC L1 Mux", "ADC", "ADC L"},
	{"Stereo ADC L1 Mux", "DIG MIX", "DIG MIXL"},

	{"Stereo ADC R1 Mux", "ADC", "ADC R"},
	{"Stereo ADC R1 Mux", "DIG MIX", "DIG MIXR"},
	{"Stereo ADC R2 Mux", "DMIC1", "DMIC R1"},
	{"Stereo ADC R2 Mux", "DMIC2", "DMIC R2"},
	{"Stereo ADC R2 Mux", "DIG MIX", "DIG MIXR"},

	{"Mono ADC L2 Mux", "DMIC L1", "DMIC L1"},
	{"Mono ADC L2 Mux", "DMIC L2", "DMIC L2"},
	{"Mono ADC L2 Mux", "Mono DAC MIXL", "Mono DAC MIXL"},
	{"Mono ADC L1 Mux", "Mono DAC MIXL", "Mono DAC MIXL"},
	{"Mono ADC L1 Mux", "ADCL", "ADC L"},

	{"Mono ADC R1 Mux", "Mono DAC MIXR", "Mono DAC MIXR"},
	{"Mono ADC R1 Mux", "ADCR", "ADC R"},
	{"Mono ADC R2 Mux", "DMIC R1", "DMIC R1"},
	{"Mono ADC R2 Mux", "DMIC R2", "DMIC R2"},
	{"Mono ADC R2 Mux", "Mono DAC MIXR", "Mono DAC MIXR"},

	{"Stereo ADC MIXL", "ADC1 Switch", "Stereo ADC L1 Mux"},
	{"Stereo ADC MIXL", "ADC2 Switch", "Stereo ADC L2 Mux"},
	{"Stereo ADC MIXL", NULL, "Stereo Filter"},
	{"Stereo Filter", NULL, "PLL1", check_sysclk1_source},

	{"Stereo ADC MIXR", "ADC1 Switch", "Stereo ADC R1 Mux"},
	{"Stereo ADC MIXR", "ADC2 Switch", "Stereo ADC R2 Mux"},
	{"Stereo ADC MIXR", NULL, "Stereo Filter"},
	{"Stereo Filter", NULL, "PLL1", check_sysclk1_source},

	{"Mono ADC MIXL", "ADC1 Switch", "Mono ADC L1 Mux"},
	{"Mono ADC MIXL", "ADC2 Switch", "Mono ADC L2 Mux"},
	{"Mono ADC MIXL", NULL, "Mono Left Filter"},
	{"Mono Left Filter", NULL, "PLL1", check_sysclk1_source},

	{"Mono ADC MIXR", "ADC1 Switch", "Mono ADC R1 Mux"},
	{"Mono ADC MIXR", "ADC2 Switch", "Mono ADC R2 Mux"},
	{"Mono ADC MIXR", NULL, "Mono Right Filter"},
	{"Mono Right Filter", NULL, "PLL1", check_sysclk1_source},

	{"IF2 ADC L", NULL, "Mono ADC MIXL"},
	{"IF2 ADC R", NULL, "Mono ADC MIXR"},
	{"IF1 ADC L", NULL, "Stereo ADC MIXL"},
	{"IF1 ADC R", NULL, "Stereo ADC MIXR"},

	{"IF1 ADC", NULL, "I2S1"},
	{"IF1 ADC", NULL, "IF1 ADC L"},
	{"IF1 ADC", NULL, "IF1 ADC R"},
	{"IF2 ADC", NULL, "I2S2"},
	{"IF2 ADC", NULL, "IF2 ADC L"},
	{"IF2 ADC", NULL, "IF2 ADC R"},

	{"DAI1 TX Mux", "1:1|2:2", "IF1 ADC"},
	{"DAI1 TX Mux", "1:2|2:1", "IF2 ADC"},
	{"DAI1 IF1 Mux", "1:1|2:1", "IF1 ADC"},
	{"DAI1 IF2 Mux", "1:1|2:1", "IF2 ADC"},
	{"SDI1 TX Mux", "IF1", "DAI1 IF1 Mux"},
	{"SDI1 TX Mux", "IF2", "DAI1 IF2 Mux"},

	{"DAI2 TX Mux", "1:2|2:1", "IF1 ADC"},
	{"DAI2 TX Mux", "1:1|2:2", "IF2 ADC"},
	{"DAI2 IF1 Mux", "1:2|2:2", "IF1 ADC"},
	{"DAI2 IF2 Mux", "1:2|2:2", "IF2 ADC"},
	{"SDI2 TX Mux", "IF1", "DAI2 IF1 Mux"},
	{"SDI2 TX Mux", "IF2", "DAI2 IF2 Mux"},

	{"AIF1TX", NULL, "DAI1 TX Mux"},
	{"AIF1TX", NULL, "SDI1 TX Mux"},
	{"AIF2TX", NULL, "DAI2 TX Mux"},
	{"AIF2TX", NULL, "SDI2 TX Mux"},

	{"DAI1 RX Mux", "1:1|2:2", "AIF1RX"},
	{"DAI1 RX Mux", "1:1|2:1", "AIF1RX"},
	{"DAI1 RX Mux", "1:2|2:1", "AIF2RX"},
	{"DAI1 RX Mux", "1:2|2:2", "AIF2RX"},

	{"DAI2 RX Mux", "1:2|2:1", "AIF1RX"},
	{"DAI2 RX Mux", "1:1|2:1", "AIF1RX"},
	{"DAI2 RX Mux", "1:1|2:2", "AIF2RX"},
	{"DAI2 RX Mux", "1:2|2:2", "AIF2RX"},

	{"IF1 DAC", NULL, "I2S1"},
	{"IF1 DAC", NULL, "DAI1 RX Mux"},
	{"IF2 DAC", NULL, "I2S2"},
	{"IF2 DAC", NULL, "DAI2 RX Mux"},

	{"IF1 DAC L", NULL, "IF1 DAC"},
	{"IF1 DAC R", NULL, "IF1 DAC"},
	{"IF2 DAC L", NULL, "IF2 DAC"},
	{"IF2 DAC R", NULL, "IF2 DAC"},

	{"DAC MIXL", "Stereo ADC Switch", "Stereo ADC MIXL"},
	{"DAC MIXL", "INF1 Switch", "IF1 DAC L"},
	{"DAC MIXR", "Stereo ADC Switch", "Stereo ADC MIXR"},
	{"DAC MIXR", "INF1 Switch", "IF1 DAC R"},

	{"ANC", NULL, "Stereo ADC MIXL"},
	{"ANC", NULL, "Stereo ADC MIXR"},

	{"Audio DSP", NULL, "DAC MIXL"},
	{"Audio DSP", NULL, "DAC MIXR"},

	{"DAC L2 Mux", "IF2", "IF2 DAC L"},
	{"DAC L2 Mux", "Base L/R", "Audio DSP"},

	{"DAC R2 Mux", "IF2", "IF2 DAC R"},

	{"Stereo DAC MIXL", "DAC L1 Switch", "DAC MIXL"},
	{"Stereo DAC MIXL", "DAC L2 Switch", "DAC L2 Mux"},
	{"Stereo DAC MIXL", "ANC Switch", "ANC"},
	{"Stereo DAC MIXR", "DAC R1 Switch", "DAC MIXR"},
	{"Stereo DAC MIXR", "DAC R2 Switch", "DAC R2 Mux"},
	{"Stereo DAC MIXR", "ANC Switch", "ANC"},

	{"Mono DAC MIXL", "DAC L1 Switch", "DAC MIXL"},
	{"Mono DAC MIXL", "DAC L2 Switch", "DAC L2 Mux"},
	{"Mono DAC MIXL", "DAC R2 Switch", "DAC R2 Mux"},
	{"Mono DAC MIXR", "DAC R1 Switch", "DAC MIXR"},
	{"Mono DAC MIXR", "DAC R2 Switch", "DAC R2 Mux"},
	{"Mono DAC MIXR", "DAC L2 Switch", "DAC L2 Mux"},

	{"DIG MIXL", "DAC L1 Switch", "DAC MIXL"},
	{"DIG MIXL", "DAC L2 Switch", "DAC L2 Mux"},
	{"DIG MIXR", "DAC R1 Switch", "DAC MIXR"},
	{"DIG MIXR", "DAC R2 Switch", "DAC R2 Mux"},

	{"DAC L1", NULL, "Stereo DAC MIXL"},
	{"DAC L1", NULL, "PLL1", check_sysclk1_source},
	{"DAC R1", NULL, "Stereo DAC MIXR"},
	{"DAC R1", NULL, "PLL1", check_sysclk1_source},
	{"DAC L2", NULL, "Mono DAC MIXL"},
	{"DAC L2", NULL, "PLL1", check_sysclk1_source},
	{"DAC R2", NULL, "Mono DAC MIXR"},
	{"DAC R2", NULL, "PLL1", check_sysclk1_source},

	{"SPK MIXL", "REC MIXL Switch", "RECMIXL"},
	{"SPK MIXL", "INL Switch", "INL VOL"},
	{"SPK MIXL", "DAC L1 Switch", "DAC L1"},
	{"SPK MIXL", "DAC L2 Switch", "DAC L2"},
	{"SPK MIXL", "OUT MIXL Switch", "OUT MIXL"},
	{"SPK MIXR", "REC MIXR Switch", "RECMIXR"},
	{"SPK MIXR", "INR Switch", "INR VOL"},
	{"SPK MIXR", "DAC R1 Switch", "DAC R1"},
	{"SPK MIXR", "DAC R2 Switch", "DAC R2"},
	{"SPK MIXR", "OUT MIXR Switch", "OUT MIXR"},

	{"OUT MIXL", "SPK MIXL Switch", "SPK MIXL"},
	{"OUT MIXL", "BST1 Switch", "BST1"},
	{"OUT MIXL", "INL Switch", "INL VOL"},
	{"OUT MIXL", "REC MIXL Switch", "RECMIXL"},
	{"OUT MIXL", "DAC R2 Switch", "DAC R2"},
	{"OUT MIXL", "DAC L2 Switch", "DAC L2"},
	{"OUT MIXL", "DAC L1 Switch", "DAC L1"},

	{"OUT MIXR", "SPK MIXR Switch", "SPK MIXR"},
	{"OUT MIXR", "BST2 Switch", "BST2"},
	{"OUT MIXR", "BST1 Switch", "BST1"},
	{"OUT MIXR", "INR Switch", "INR VOL"},
	{"OUT MIXR", "REC MIXR Switch", "RECMIXR"},
	{"OUT MIXR", "DAC L2 Switch", "DAC L2"},
	{"OUT MIXR", "DAC R2 Switch", "DAC R2"},
	{"OUT MIXR", "DAC R1 Switch", "DAC R1"},

	{"SPKVOL L", NULL, "SPK MIXL"},
	{"SPKVOL R", NULL, "SPK MIXR"},
	{"HPOVOL L", NULL, "OUT MIXL"},
	{"HPOVOL R", NULL, "OUT MIXR"},
	{"OUTVOL L", NULL, "OUT MIXL"},
	{"OUTVOL R", NULL, "OUT MIXR"},

	{"SPOL MIX", "DAC R1 Switch", "DAC R1"},
	{"SPOL MIX", "DAC L1 Switch", "DAC L1"},
	{"SPOL MIX", "SPKVOL R Switch", "SPKVOL R"},
	{"SPOL MIX", "SPKVOL L Switch", "SPKVOL L"},
	{"SPOL MIX", "BST1 Switch", "BST1"},
	{"SPOR MIX", "DAC R1 Switch", "DAC R1"},
	{"SPOR MIX", "SPKVOL R Switch", "SPKVOL R"},
	{"SPOR MIX", "BST1 Switch", "BST1"},

	{"HPO MIX L", "HPO MIX DAC2 Switch", "DAC L2"},
	{"HPO MIX L", "HPO MIX DAC1 Switch", "DAC L1"},
	{"HPO MIX L", "HPO MIX HPVOL Switch", "HPOVOL L"},
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	{"HPO MIX L", NULL, "HP L Amp"},
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	{"HPO MIX R", "HPO MIX DAC2 Switch", "DAC R2"},
	{"HPO MIX R", "HPO MIX DAC1 Switch", "DAC R1"},
	{"HPO MIX R", "HPO MIX HPVOL Switch", "HPOVOL R"},
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	{"HPO MIX R", NULL, "HP R Amp"},
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	{"LOUT MIX", "DAC L1 Switch", "DAC L1"},
	{"LOUT MIX", "DAC R1 Switch", "DAC R1"},
	{"LOUT MIX", "OUTVOL L Switch", "OUTVOL L"},
	{"LOUT MIX", "OUTVOL R Switch", "OUTVOL R"},

	{"Mono MIX", "DAC R2 Switch", "DAC R2"},
	{"Mono MIX", "DAC L2 Switch", "DAC L2"},
	{"Mono MIX", "OUTVOL R Switch", "OUTVOL R"},
	{"Mono MIX", "OUTVOL L Switch", "OUTVOL L"},
	{"Mono MIX", "BST1 Switch", "BST1"},

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	{"HP Amp", NULL, "HPO MIX L"},
	{"HP Amp", NULL, "HPO MIX R"},
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	{"Speaker L Playback", "Switch", "SPOL MIX"},
	{"Speaker R Playback", "Switch", "SPOR MIX"},
	{"SPOLP", NULL, "Speaker L Playback"},
	{"SPOLN", NULL, "Speaker L Playback"},
	{"SPORP", NULL, "Speaker R Playback"},
	{"SPORN", NULL, "Speaker R Playback"},
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	{"SPOLP", NULL, "Improve SPK Amp Drv"},
	{"SPOLN", NULL, "Improve SPK Amp Drv"},
	{"SPORP", NULL, "Improve SPK Amp Drv"},
	{"SPORN", NULL, "Improve SPK Amp Drv"},

	{"HPOL", NULL, "Improve HP Amp Drv"},
	{"HPOR", NULL, "Improve HP Amp Drv"},

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	{"HP L Playback", "Switch", "HP Amp"},
	{"HP R Playback", "Switch", "HP Amp"},
	{"HPOL", NULL, "HP L Playback"},
	{"HPOR", NULL, "HP R Playback"},
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	{"LOUTL", NULL, "LOUT MIX"},
	{"LOUTR", NULL, "LOUT MIX"},
	{"MONOP", NULL, "Mono MIX"},
	{"MONON", NULL, "Mono MIX"},
	{"MONOP", NULL, "Improve MONO Amp Drv"},
};

static int get_sdp_info(struct snd_soc_codec *codec, int dai_id)
{
	int ret = 0, val;

	if (codec == NULL)
		return -EINVAL;

	val = snd_soc_read(codec, RT5640_I2S1_SDP);
	val = (val & RT5640_I2S_IF_MASK) >> RT5640_I2S_IF_SFT;
	switch (dai_id) {
	case RT5640_AIF1:
		switch (val) {
		case RT5640_IF_123:
		case RT5640_IF_132:
			ret |= RT5640_U_IF1;
			break;
		case RT5640_IF_113:
			ret |= RT5640_U_IF1;
		case RT5640_IF_312:
		case RT5640_IF_213:
			ret |= RT5640_U_IF2;
			break;
		}
		break;

	case RT5640_AIF2:
		switch (val) {
		case RT5640_IF_231:
		case RT5640_IF_213:
			ret |= RT5640_U_IF1;
			break;
		case RT5640_IF_223:
			ret |= RT5640_U_IF1;
		case RT5640_IF_123:
		case RT5640_IF_321:
			ret |= RT5640_U_IF2;
			break;
		}
		break;

	default:
		ret = -EINVAL;
		break;
	}

	return ret;
}

static int get_clk_info(int sclk, int rate)
{
	int i, pd[] = {1, 2, 3, 4, 6, 8, 12, 16};

	if (sclk <= 0 || rate <= 0)
		return -EINVAL;

	rate = rate << 8;
	for (i = 0; i < ARRAY_SIZE(pd); i++)
		if (sclk == rate * pd[i])
			return i;

	return -EINVAL;
}

static int rt5640_hw_params(struct snd_pcm_substream *substream,
	struct snd_pcm_hw_params *params, struct snd_soc_dai *dai)
{
	struct snd_soc_pcm_runtime *rtd = substream->private_data;
	struct snd_soc_codec *codec = rtd->codec;
	struct rt5640_priv *rt5640 = snd_soc_codec_get_drvdata(codec);
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	unsigned int val_len = 0, val_clk, mask_clk;
	int dai_sel, pre_div, bclk_ms, frame_size;
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	rt5640->lrck[dai->id] = params_rate(params);
	pre_div = get_clk_info(rt5640->sysclk, rt5640->lrck[dai->id]);
	if (pre_div < 0) {
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		dev_err(codec->dev, "Unsupported clock setting %d for DAI %d\n",
			rt5640->lrck[dai->id], dai->id);
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		return -EINVAL;
	}
	frame_size = snd_soc_params_to_frame_size(params);
	if (frame_size < 0) {
		dev_err(codec->dev, "Unsupported frame size: %d\n", frame_size);
		return frame_size;
	}
	if (frame_size > 32)
		bclk_ms = 1;
	else
		bclk_ms = 0;
	rt5640->bclk[dai->id] = rt5640->lrck[dai->id] * (32 << bclk_ms);

	dev_dbg(dai->dev, "bclk is %dHz and lrck is %dHz\n",
		rt5640->bclk[dai->id], rt5640->lrck[dai->id]);
	dev_dbg(dai->dev, "bclk_ms is %d and pre_div is %d for iis %d\n",
				bclk_ms, pre_div, dai->id);

	switch (params_format(params)) {
	case SNDRV_PCM_FORMAT_S16_LE:
		break;
	case SNDRV_PCM_FORMAT_S20_3LE:
		val_len |= RT5640_I2S_DL_20;
		break;
	case SNDRV_PCM_FORMAT_S24_LE:
		val_len |= RT5640_I2S_DL_24;
		break;
	case SNDRV_PCM_FORMAT_S8:
		val_len |= RT5640_I2S_DL_8;
		break;
	default:
		return -EINVAL;
	}

	dai_sel = get_sdp_info(codec, dai->id);
	if (dai_sel < 0) {
		dev_err(codec->dev, "Failed to get sdp info: %d\n", dai_sel);
		return -EINVAL;
	}
	if (dai_sel & RT5640_U_IF1) {
		mask_clk = RT5640_I2S_BCLK_MS1_MASK | RT5640_I2S_PD1_MASK;
		val_clk = bclk_ms << RT5640_I2S_BCLK_MS1_SFT |
			pre_div << RT5640_I2S_PD1_SFT;
		snd_soc_update_bits(codec, RT5640_I2S1_SDP,
			RT5640_I2S_DL_MASK, val_len);
		snd_soc_update_bits(codec, RT5640_ADDA_CLK1, mask_clk, val_clk);
	}
	if (dai_sel & RT5640_U_IF2) {
		mask_clk = RT5640_I2S_BCLK_MS2_MASK | RT5640_I2S_PD2_MASK;
		val_clk = bclk_ms << RT5640_I2S_BCLK_MS2_SFT |
			pre_div << RT5640_I2S_PD2_SFT;
		snd_soc_update_bits(codec, RT5640_I2S2_SDP,
			RT5640_I2S_DL_MASK, val_len);
		snd_soc_update_bits(codec, RT5640_ADDA_CLK1, mask_clk, val_clk);
	}

	return 0;
}

static int rt5640_set_dai_fmt(struct snd_soc_dai *dai, unsigned int fmt)
{
	struct snd_soc_codec *codec = dai->codec;
	struct rt5640_priv *rt5640 = snd_soc_codec_get_drvdata(codec);
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	unsigned int reg_val = 0;
	int dai_sel;
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	switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
	case SND_SOC_DAIFMT_CBM_CFM:
		rt5640->master[dai->id] = 1;
		break;
	case SND_SOC_DAIFMT_CBS_CFS:
		reg_val |= RT5640_I2S_MS_S;
		rt5640->master[dai->id] = 0;
		break;
	default:
		return -EINVAL;
	}

	switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
	case SND_SOC_DAIFMT_NB_NF:
		break;
	case SND_SOC_DAIFMT_IB_NF:
		reg_val |= RT5640_I2S_BP_INV;
		break;
	default:
		return -EINVAL;
	}

	switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
	case SND_SOC_DAIFMT_I2S:
		break;
	case SND_SOC_DAIFMT_LEFT_J:
		reg_val |= RT5640_I2S_DF_LEFT;
		break;
	case SND_SOC_DAIFMT_DSP_A:
		reg_val |= RT5640_I2S_DF_PCM_A;
		break;
	case SND_SOC_DAIFMT_DSP_B:
		reg_val  |= RT5640_I2S_DF_PCM_B;
		break;
	default:
		return -EINVAL;
	}

	dai_sel = get_sdp_info(codec, dai->id);
	if (dai_sel < 0) {
		dev_err(codec->dev, "Failed to get sdp info: %d\n", dai_sel);
		return -EINVAL;
	}
	if (dai_sel & RT5640_U_IF1) {
		snd_soc_update_bits(codec, RT5640_I2S1_SDP,
			RT5640_I2S_MS_MASK | RT5640_I2S_BP_MASK |
			RT5640_I2S_DF_MASK, reg_val);
	}
	if (dai_sel & RT5640_U_IF2) {
		snd_soc_update_bits(codec, RT5640_I2S2_SDP,
			RT5640_I2S_MS_MASK | RT5640_I2S_BP_MASK |
			RT5640_I2S_DF_MASK, reg_val);
	}

	return 0;
}

static int rt5640_set_dai_sysclk(struct snd_soc_dai *dai,
		int clk_id, unsigned int freq, int dir)
{
	struct snd_soc_codec *codec = dai->codec;
	struct rt5640_priv *rt5640 = snd_soc_codec_get_drvdata(codec);
	unsigned int reg_val = 0;

	if (freq == rt5640->sysclk && clk_id == rt5640->sysclk_src)
		return 0;

	switch (clk_id) {
	case RT5640_SCLK_S_MCLK:
		reg_val |= RT5640_SCLK_SRC_MCLK;
		break;
	case RT5640_SCLK_S_PLL1:
		reg_val |= RT5640_SCLK_SRC_PLL1;
		break;
	case RT5640_SCLK_S_PLL1_TK:
		reg_val |= RT5640_SCLK_SRC_PLL1T;
		break;
	case RT5640_SCLK_S_RCCLK:
		reg_val |= RT5640_SCLK_SRC_RCCLK;
		break;
	default:
		dev_err(codec->dev, "Invalid clock id (%d)\n", clk_id);
		return -EINVAL;
	}
	snd_soc_update_bits(codec, RT5640_GLB_CLK,
		RT5640_SCLK_SRC_MASK, reg_val);
	rt5640->sysclk = freq;
	rt5640->sysclk_src = clk_id;

	dev_dbg(dai->dev, "Sysclk is %dHz and clock id is %d\n", freq, clk_id);
	return 0;
}

/**
 * rt5640_pll_calc - Calculate PLL M/N/K code.
 * @freq_in: external clock provided to codec.
 * @freq_out: target clock which codec works on.
 * @pll_code: Pointer to structure with M, N, K and bypass flag.
 *
 * Calculate M/N/K code to configure PLL for codec. And K is assigned to 2
 * which make calculation more efficiently.
 *
 * Returns 0 for success or negative error code.
 */
static int rt5640_pll_calc(const unsigned int freq_in,
	const unsigned int freq_out, struct rt5640_pll_code *pll_code)
{
	int max_n = RT5640_PLL_N_MAX, max_m = RT5640_PLL_M_MAX;
	int n = 0, m = 0, red, n_t, m_t, in_t, out_t;
	int red_t = abs(freq_out - freq_in);
	bool bypass = false;

	if (RT5640_PLL_INP_MAX < freq_in || RT5640_PLL_INP_MIN > freq_in)
		return -EINVAL;

	for (n_t = 0; n_t <= max_n; n_t++) {
		in_t = (freq_in >> 1) + (freq_in >> 2) * n_t;
		if (in_t < 0)
			continue;
		if (in_t == freq_out) {
			bypass = true;
			n = n_t;
			goto code_find;
		}
		for (m_t = 0; m_t <= max_m; m_t++) {
			out_t = in_t / (m_t + 2);
			red = abs(out_t - freq_out);
			if (red < red_t) {
				n = n_t;
				m = m_t;
				if (red == 0)
					goto code_find;
				red_t = red;
			}
		}
	}
	pr_debug("Only get approximation about PLL\n");

code_find:
	pll_code->m_bp = bypass;
	pll_code->m_code = m;
	pll_code->n_code = n;
	pll_code->k_code = 2;
	return 0;
}

static int rt5640_set_dai_pll(struct snd_soc_dai *dai, int pll_id, int source,
			unsigned int freq_in, unsigned int freq_out)
{
	struct snd_soc_codec *codec = dai->codec;
	struct rt5640_priv *rt5640 = snd_soc_codec_get_drvdata(codec);
	struct rt5640_pll_code *pll_code = &rt5640->pll_code;
	int ret, dai_sel;

	if (source == rt5640->pll_src && freq_in == rt5640->pll_in &&
	    freq_out == rt5640->pll_out)
		return 0;

	if (!freq_in || !freq_out) {
		dev_dbg(codec->dev, "PLL disabled\n");

		rt5640->pll_in = 0;
		rt5640->pll_out = 0;
		snd_soc_update_bits(codec, RT5640_GLB_CLK,
			RT5640_SCLK_SRC_MASK, RT5640_SCLK_SRC_MCLK);
		return 0;
	}

	switch (source) {
	case RT5640_PLL1_S_MCLK:
		snd_soc_update_bits(codec, RT5640_GLB_CLK,
			RT5640_PLL1_SRC_MASK, RT5640_PLL1_SRC_MCLK);
		break;
	case RT5640_PLL1_S_BCLK1:
	case RT5640_PLL1_S_BCLK2:
		dai_sel = get_sdp_info(codec, dai->id);
		if (dai_sel < 0) {
			dev_err(codec->dev,
				"Failed to get sdp info: %d\n", dai_sel);
			return -EINVAL;
		}
		if (dai_sel & RT5640_U_IF1) {
			snd_soc_update_bits(codec, RT5640_GLB_CLK,
				RT5640_PLL1_SRC_MASK, RT5640_PLL1_SRC_BCLK1);
		}
		if (dai_sel & RT5640_U_IF2) {
			snd_soc_update_bits(codec, RT5640_GLB_CLK,
				RT5640_PLL1_SRC_MASK, RT5640_PLL1_SRC_BCLK2);
		}
		break;
	default:
		dev_err(codec->dev, "Unknown PLL source %d\n", source);
		return -EINVAL;
	}

	ret = rt5640_pll_calc(freq_in, freq_out, pll_code);
	if (ret < 0) {
		dev_err(codec->dev, "Unsupport input clock %d\n", freq_in);
		return ret;
	}

	dev_dbg(codec->dev, "bypass=%d m=%d n=%d k=2\n", pll_code->m_bp,
		(pll_code->m_bp ? 0 : pll_code->m_code), pll_code->n_code);

	snd_soc_write(codec, RT5640_PLL_CTRL1,
		pll_code->n_code << RT5640_PLL_N_SFT | pll_code->k_code);
	snd_soc_write(codec, RT5640_PLL_CTRL2,
		(pll_code->m_bp ? 0 : pll_code->m_code) << RT5640_PLL_M_SFT |
		pll_code->m_bp << RT5640_PLL_M_BP_SFT);

	rt5640->pll_in = freq_in;
	rt5640->pll_out = freq_out;
	rt5640->pll_src = source;

	return 0;
}

static int rt5640_set_bias_level(struct snd_soc_codec *codec,
			enum snd_soc_bias_level level)
{
	struct rt5640_priv *rt5640 = snd_soc_codec_get_drvdata(codec);
	switch (level) {
	case SND_SOC_BIAS_STANDBY:
		if (SND_SOC_BIAS_OFF == codec->dapm.bias_level) {
			regcache_cache_only(rt5640->regmap, false);
			snd_soc_update_bits(codec, RT5640_PWR_ANLG1,
				RT5640_PWR_VREF1 | RT5640_PWR_MB |
				RT5640_PWR_BG | RT5640_PWR_VREF2,
				RT5640_PWR_VREF1 | RT5640_PWR_MB |
				RT5640_PWR_BG | RT5640_PWR_VREF2);
1911
			usleep_range(10000, 15000);
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			snd_soc_update_bits(codec, RT5640_PWR_ANLG1,
				RT5640_PWR_FV1 | RT5640_PWR_FV2,
				RT5640_PWR_FV1 | RT5640_PWR_FV2);
			regcache_sync(rt5640->regmap);
			snd_soc_update_bits(codec, RT5640_DUMMY1,
						0x0301, 0x0301);
			snd_soc_update_bits(codec, RT5640_MICBIAS,
						0x0030, 0x0030);
		}
		break;

	case SND_SOC_BIAS_OFF:
		snd_soc_write(codec, RT5640_DEPOP_M1, 0x0004);
		snd_soc_write(codec, RT5640_DEPOP_M2, 0x1100);
		snd_soc_update_bits(codec, RT5640_DUMMY1, 0x1, 0);
		snd_soc_write(codec, RT5640_PWR_DIG1, 0x0000);
		snd_soc_write(codec, RT5640_PWR_DIG2, 0x0000);
		snd_soc_write(codec, RT5640_PWR_VOL, 0x0000);
		snd_soc_write(codec, RT5640_PWR_MIXER, 0x0000);
		snd_soc_write(codec, RT5640_PWR_ANLG1, 0x0000);
		snd_soc_write(codec, RT5640_PWR_ANLG2, 0x0000);
		break;

	default:
		break;
	}
	codec->dapm.bias_level = level;

	return 0;
}

static int rt5640_probe(struct snd_soc_codec *codec)
{
	struct rt5640_priv *rt5640 = snd_soc_codec_get_drvdata(codec);
	int ret;

	rt5640->codec = codec;
	codec->control_data = rt5640->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\n", ret);
		return ret;
	}

	codec->dapm.idle_bias_off = 1;
	rt5640_set_bias_level(codec, SND_SOC_BIAS_OFF);

	snd_soc_update_bits(codec, RT5640_DUMMY1, 0x0301, 0x0301);
	snd_soc_update_bits(codec, RT5640_MICBIAS, 0x0030, 0x0030);
	snd_soc_update_bits(codec, RT5640_DSP_PATH2, 0xfc00, 0x0c00);

	return 0;
}

static int rt5640_remove(struct snd_soc_codec *codec)
{
	rt5640_reset(codec);

	return 0;
}

#ifdef CONFIG_PM
static int rt5640_suspend(struct snd_soc_codec *codec)
{
	struct rt5640_priv *rt5640 = snd_soc_codec_get_drvdata(codec);

	rt5640_set_bias_level(codec, SND_SOC_BIAS_OFF);
	rt5640_reset(codec);
	regcache_cache_only(rt5640->regmap, true);
	regcache_mark_dirty(rt5640->regmap);
1983 1984
	if (gpio_is_valid(rt5640->pdata.ldo1_en))
		gpio_set_value_cansleep(rt5640->pdata.ldo1_en, 0);
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	return 0;
}

static int rt5640_resume(struct snd_soc_codec *codec)
{
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	struct rt5640_priv *rt5640 = snd_soc_codec_get_drvdata(codec);

	if (gpio_is_valid(rt5640->pdata.ldo1_en)) {
		gpio_set_value_cansleep(rt5640->pdata.ldo1_en, 1);
		msleep(400);
	}
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	return 0;
}
#else
#define rt5640_suspend NULL
#define rt5640_resume NULL
#endif

#define RT5640_STEREO_RATES SNDRV_PCM_RATE_8000_96000
#define RT5640_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \
			SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S8)

2009
static const struct snd_soc_dai_ops rt5640_aif_dai_ops = {
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	.hw_params = rt5640_hw_params,
	.set_fmt = rt5640_set_dai_fmt,
	.set_sysclk = rt5640_set_dai_sysclk,
	.set_pll = rt5640_set_dai_pll,
};

2016
static struct snd_soc_dai_driver rt5640_dai[] = {
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	{
		.name = "rt5640-aif1",
		.id = RT5640_AIF1,
		.playback = {
			.stream_name = "AIF1 Playback",
			.channels_min = 1,
			.channels_max = 2,
			.rates = RT5640_STEREO_RATES,
			.formats = RT5640_FORMATS,
		},
		.capture = {
			.stream_name = "AIF1 Capture",
			.channels_min = 1,
			.channels_max = 2,
			.rates = RT5640_STEREO_RATES,
			.formats = RT5640_FORMATS,
		},
		.ops = &rt5640_aif_dai_ops,
	},
	{
		.name = "rt5640-aif2",
		.id = RT5640_AIF2,
		.playback = {
			.stream_name = "AIF2 Playback",
			.channels_min = 1,
			.channels_max = 2,
			.rates = RT5640_STEREO_RATES,
			.formats = RT5640_FORMATS,
		},
		.capture = {
			.stream_name = "AIF2 Capture",
			.channels_min = 1,
			.channels_max = 2,
			.rates = RT5640_STEREO_RATES,
			.formats = RT5640_FORMATS,
		},
		.ops = &rt5640_aif_dai_ops,
	},
};

static struct snd_soc_codec_driver soc_codec_dev_rt5640 = {
	.probe = rt5640_probe,
	.remove = rt5640_remove,
	.suspend = rt5640_suspend,
	.resume = rt5640_resume,
	.set_bias_level = rt5640_set_bias_level,
	.controls = rt5640_snd_controls,
	.num_controls = ARRAY_SIZE(rt5640_snd_controls),
	.dapm_widgets = rt5640_dapm_widgets,
	.num_dapm_widgets = ARRAY_SIZE(rt5640_dapm_widgets),
	.dapm_routes = rt5640_dapm_routes,
	.num_dapm_routes = ARRAY_SIZE(rt5640_dapm_routes),
};

static const struct regmap_config rt5640_regmap = {
	.reg_bits = 8,
	.val_bits = 16,

	.max_register = RT5640_VENDOR_ID2 + 1 + (ARRAY_SIZE(rt5640_ranges) *
					       RT5640_PR_SPACING),
	.volatile_reg = rt5640_volatile_register,
	.readable_reg = rt5640_readable_register,

	.cache_type = REGCACHE_RBTREE,
	.reg_defaults = rt5640_reg,
	.num_reg_defaults = ARRAY_SIZE(rt5640_reg),
	.ranges = rt5640_ranges,
	.num_ranges = ARRAY_SIZE(rt5640_ranges),
};

static const struct i2c_device_id rt5640_i2c_id[] = {
	{ "rt5640", 0 },
	{ }
};
MODULE_DEVICE_TABLE(i2c, rt5640_i2c_id);

2093
#ifdef CONFIG_ACPI
2094 2095
static struct acpi_device_id rt5640_acpi_match[] = {
	{ "INT33CA", 0 },
2096
	{ "10EC5640", 0 },
2097 2098 2099
	{ },
};
MODULE_DEVICE_TABLE(acpi, rt5640_acpi_match);
2100
#endif
2101

2102 2103 2104 2105 2106 2107 2108 2109 2110 2111 2112 2113 2114 2115 2116 2117 2118 2119 2120 2121 2122 2123
static int rt5640_parse_dt(struct rt5640_priv *rt5640, struct device_node *np)
{
	rt5640->pdata.in1_diff = of_property_read_bool(np,
					"realtek,in1-differential");
	rt5640->pdata.in2_diff = of_property_read_bool(np,
					"realtek,in2-differential");

	rt5640->pdata.ldo1_en = of_get_named_gpio(np,
					"realtek,ldo1-en-gpios", 0);
	/*
	 * LDO1_EN is optional (it may be statically tied on the board).
	 * -ENOENT means that the property doesn't exist, i.e. there is no
	 * GPIO, so is not an error. Any other error code means the property
	 * exists, but could not be parsed.
	 */
	if (!gpio_is_valid(rt5640->pdata.ldo1_en) &&
			(rt5640->pdata.ldo1_en != -ENOENT))
		return rt5640->pdata.ldo1_en;

	return 0;
}

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static int rt5640_i2c_probe(struct i2c_client *i2c,
		    const struct i2c_device_id *id)
{
	struct rt5640_platform_data *pdata = dev_get_platdata(&i2c->dev);
	struct rt5640_priv *rt5640;
	int ret;
	unsigned int val;

	rt5640 = devm_kzalloc(&i2c->dev,
				sizeof(struct rt5640_priv),
				GFP_KERNEL);
	if (NULL == rt5640)
		return -ENOMEM;
2137 2138 2139 2140 2141 2142 2143 2144 2145 2146 2147 2148 2149 2150 2151 2152 2153 2154
	i2c_set_clientdata(i2c, rt5640);

	if (pdata) {
		rt5640->pdata = *pdata;
		/*
		 * Translate zero'd out (default) pdata value to an invalid
		 * GPIO ID. This makes the pdata and DT paths consistent in
		 * terms of the value left in this field when no GPIO is
		 * specified, but means we can't actually use GPIO 0.
		 */
		if (!rt5640->pdata.ldo1_en)
			rt5640->pdata.ldo1_en = -EINVAL;
	} else if (i2c->dev.of_node) {
		ret = rt5640_parse_dt(rt5640, i2c->dev.of_node);
		if (ret)
			return ret;
	} else
		rt5640->pdata.ldo1_en = -EINVAL;
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	rt5640->regmap = devm_regmap_init_i2c(i2c, &rt5640_regmap);
	if (IS_ERR(rt5640->regmap)) {
		ret = PTR_ERR(rt5640->regmap);
		dev_err(&i2c->dev, "Failed to allocate register map: %d\n",
			ret);
		return ret;
	}

2164
	if (gpio_is_valid(rt5640->pdata.ldo1_en)) {
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		ret = devm_gpio_request_one(&i2c->dev, rt5640->pdata.ldo1_en,
					    GPIOF_OUT_INIT_HIGH,
					    "RT5640 LDO1_EN");
		if (ret < 0) {
			dev_err(&i2c->dev, "Failed to request LDO1_EN %d: %d\n",
				rt5640->pdata.ldo1_en, ret);
			return ret;
		}
		msleep(400);
	}

	regmap_read(rt5640->regmap, RT5640_VENDOR_ID2, &val);
	if ((val != RT5640_DEVICE_ID)) {
		dev_err(&i2c->dev,
			"Device with ID register %x is not rt5640/39\n", val);
		return -ENODEV;
	}

	regmap_write(rt5640->regmap, RT5640_RESET, 0);

	ret = regmap_register_patch(rt5640->regmap, init_list,
				    ARRAY_SIZE(init_list));
	if (ret != 0)
		dev_warn(&i2c->dev, "Failed to apply regmap patch: %d\n", ret);

	if (rt5640->pdata.in1_diff)
		regmap_update_bits(rt5640->regmap, RT5640_IN1_IN2,
					RT5640_IN_DF1, RT5640_IN_DF1);

	if (rt5640->pdata.in2_diff)
		regmap_update_bits(rt5640->regmap, RT5640_IN3_IN4,
					RT5640_IN_DF2, RT5640_IN_DF2);

2198 2199
	rt5640->hp_mute = 1;

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	ret = snd_soc_register_codec(&i2c->dev, &soc_codec_dev_rt5640,
			rt5640_dai, ARRAY_SIZE(rt5640_dai));
	if (ret < 0)
		goto err;

	return 0;
err:
	return ret;
}

static int rt5640_i2c_remove(struct i2c_client *i2c)
{
	snd_soc_unregister_codec(&i2c->dev);

	return 0;
}

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static struct i2c_driver rt5640_i2c_driver = {
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	.driver = {
		.name = "rt5640",
		.owner = THIS_MODULE,
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		.acpi_match_table = ACPI_PTR(rt5640_acpi_match),
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	},
	.probe = rt5640_i2c_probe,
	.remove   = rt5640_i2c_remove,
	.id_table = rt5640_i2c_id,
};
module_i2c_driver(rt5640_i2c_driver);

MODULE_DESCRIPTION("ASoC RT5640 driver");
MODULE_AUTHOR("Johnny Hsu <johnnyhsu@realtek.com>");
MODULE_LICENSE("GPL v2");