sound/soc/codecs/ab8500-codec.c

/*
 * Copyright (C) ST-Ericsson SA 2012
 *
 * Author: Ola Lilja <ola.o.lilja@stericsson.com>,
 *         Kristoffer Karlsson <kristoffer.karlsson@stericsson.com>,
 *         Roger Nilsson <roger.xr.nilsson@stericsson.com>,
 *         for ST-Ericsson.
 *
 *         Based on the early work done by:
 *         Mikko J. Lehto <mikko.lehto@symbio.com>,
 *         Mikko Sarmanne <mikko.sarmanne@symbio.com>,
 *         Jarmo K. Kuronen <jarmo.kuronen@symbio.com>,
 *         for ST-Ericsson.
 *
 * License terms:
 *
 * 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/kernel.h>
#include <linux/module.h>
#include <linux/device.h>
#include <linux/slab.h>
#include <linux/moduleparam.h>
#include <linux/init.h>
#include <linux/delay.h>
#include <linux/pm.h>
#include <linux/platform_device.h>
#include <linux/mutex.h>
#include <linux/mfd/abx500/ab8500.h>
#include <linux/mfd/abx500.h>
#include <linux/mfd/abx500/ab8500-sysctrl.h>
#include <linux/mfd/abx500/ab8500-codec.h>
#include <linux/regulator/consumer.h>
#include <linux/of.h>

#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/initval.h>
#include <sound/soc.h>
#include <sound/soc-dapm.h>
#include <sound/tlv.h>

#include "ab8500-codec.h"

/* Macrocell value definitions */
#define CLK_32K_OUT2_DISABLE			0x01
#define INACTIVE_RESET_AUDIO			0x02
#define ENABLE_AUDIO_CLK_TO_AUDIO_BLK		0x10
#define ENABLE_VINTCORE12_SUPPLY		0x04
#define GPIO27_DIR_OUTPUT			0x04
#define GPIO29_DIR_OUTPUT			0x10
#define GPIO31_DIR_OUTPUT			0x40

/* Macrocell register definitions */
#define AB8500_GPIO_DIR4_REG			0x13 /* Bank AB8500_MISC */

/* Nr of FIR/IIR-coeff banks in ANC-block */
#define AB8500_NR_OF_ANC_COEFF_BANKS		2

/* Minimum duration to keep ANC IIR Init bit high or
low before proceeding with the configuration sequence */
#define AB8500_ANC_SM_DELAY			2000

#define AB8500_FILTER_CONTROL(xname, xcount, xmin, xmax) \
{	.iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \
	.info = filter_control_info, \
	.get = filter_control_get, .put = filter_control_put, \
	.private_value = (unsigned long)&(struct filter_control) \
		{.count = xcount, .min = xmin, .max = xmax} }

struct filter_control {
	long min, max;
	unsigned int count;
	long value[128];
};

/* Sidetone states */
static const char * const enum_sid_state[] = {
	"Unconfigured",
	"Apply FIR",
	"FIR is configured",
};
enum sid_state {
	SID_UNCONFIGURED = 0,
	SID_APPLY_FIR = 1,
	SID_FIR_CONFIGURED = 2,
};

static const char * const enum_anc_state[] = {
	"Unconfigured",
	"Apply FIR and IIR",
	"FIR and IIR are configured",
	"Apply FIR",
	"FIR is configured",
	"Apply IIR",
	"IIR is configured"
};
enum anc_state {
	ANC_UNCONFIGURED = 0,
	ANC_APPLY_FIR_IIR = 1,
	ANC_FIR_IIR_CONFIGURED = 2,
	ANC_APPLY_FIR = 3,
	ANC_FIR_CONFIGURED = 4,
	ANC_APPLY_IIR = 5,
	ANC_IIR_CONFIGURED = 6
};

/* Analog microphones */
enum amic_idx {
	AMIC_IDX_1A,
	AMIC_IDX_1B,
	AMIC_IDX_2
};

struct ab8500_codec_drvdata_dbg {
	struct regulator *vaud;
	struct regulator *vamic1;
	struct regulator *vamic2;
	struct regulator *vdmic;
};

/* Private data for AB8500 device-driver */
struct ab8500_codec_drvdata {
	struct regmap *regmap;
	struct mutex ctrl_lock;

	/* Sidetone */
	long *sid_fir_values;
	enum sid_state sid_status;

	/* ANC */
	long *anc_fir_values;
	long *anc_iir_values;
	enum anc_state anc_status;
};

static inline const char *amic_micbias_str(enum amic_micbias micbias)
{
	switch (micbias) {
	case AMIC_MICBIAS_VAMIC1:
		return "VAMIC1";
	case AMIC_MICBIAS_VAMIC2:
		return "VAMIC2";
	default:
		return "Unknown";
	}
}

static inline const char *amic_type_str(enum amic_type type)
{
	switch (type) {
	case AMIC_TYPE_DIFFERENTIAL:
		return "DIFFERENTIAL";
	case AMIC_TYPE_SINGLE_ENDED:
		return "SINGLE ENDED";
	default:
		return "Unknown";
	}
}

/*
 * Read'n'write functions
 */

/* Read a register from the audio-bank of AB8500 */
static int ab8500_codec_read_reg(void *context, unsigned int reg,
				 unsigned int *value)
{
	struct device *dev = context;
	int status;

	u8 value8;
	status = abx500_get_register_interruptible(dev, AB8500_AUDIO,
						   reg, &value8);
	*value = (unsigned int)value8;

	return status;
}

/* Write to a register in the audio-bank of AB8500 */
static int ab8500_codec_write_reg(void *context, unsigned int reg,
				  unsigned int value)
{
	struct device *dev = context;

	return abx500_set_register_interruptible(dev, AB8500_AUDIO,
						 reg, value);
}

static const struct regmap_config ab8500_codec_regmap = {
	.reg_read = ab8500_codec_read_reg,
	.reg_write = ab8500_codec_write_reg,
};

/*
 * Controls - DAPM
 */

/* Earpiece */

/* Earpiece source selector */
static const char * const enum_ear_lineout_source[] = {"Headset Left",
						"Speaker Left"};
static SOC_ENUM_SINGLE_DECL(dapm_enum_ear_lineout_source, AB8500_DMICFILTCONF,
			AB8500_DMICFILTCONF_DA3TOEAR, enum_ear_lineout_source);
static const struct snd_kcontrol_new dapm_ear_lineout_source =
	SOC_DAPM_ENUM("Earpiece or LineOut Mono Source",
		dapm_enum_ear_lineout_source);

/* LineOut */

/* LineOut source selector */
static const char * const enum_lineout_source[] = {"Mono Path", "Stereo Path"};
static SOC_ENUM_DOUBLE_DECL(dapm_enum_lineout_source, AB8500_ANACONF5,
			AB8500_ANACONF5_HSLDACTOLOL,
			AB8500_ANACONF5_HSRDACTOLOR, enum_lineout_source);
static const struct snd_kcontrol_new dapm_lineout_source[] = {
	SOC_DAPM_ENUM("LineOut Source", dapm_enum_lineout_source),
};

/* Handsfree */

/* Speaker Left - ANC selector */
static const char * const enum_HFx_sel[] = {"Audio Path", "ANC"};
static SOC_ENUM_SINGLE_DECL(dapm_enum_HFl_sel, AB8500_DIGMULTCONF2,
			AB8500_DIGMULTCONF2_HFLSEL, enum_HFx_sel);
static const struct snd_kcontrol_new dapm_HFl_select[] = {
	SOC_DAPM_ENUM("Speaker Left Source", dapm_enum_HFl_sel),
};

/* Speaker Right - ANC selector */
static SOC_ENUM_SINGLE_DECL(dapm_enum_HFr_sel, AB8500_DIGMULTCONF2,
			AB8500_DIGMULTCONF2_HFRSEL, enum_HFx_sel);
static const struct snd_kcontrol_new dapm_HFr_select[] = {
	SOC_DAPM_ENUM("Speaker Right Source", dapm_enum_HFr_sel),
};

/* Mic 1 */

/* Mic 1 - Mic 1a or 1b selector */
static const char * const enum_mic1ab_sel[] = {"Mic 1b", "Mic 1a"};
static SOC_ENUM_SINGLE_DECL(dapm_enum_mic1ab_sel, AB8500_ANACONF3,
			AB8500_ANACONF3_MIC1SEL, enum_mic1ab_sel);
static const struct snd_kcontrol_new dapm_mic1ab_mux[] = {
	SOC_DAPM_ENUM("Mic 1a or 1b Select", dapm_enum_mic1ab_sel),
};

/* Mic 1 - AD3 - Mic 1 or DMic 3 selector */
static const char * const enum_ad3_sel[] = {"Mic 1", "DMic 3"};
static SOC_ENUM_SINGLE_DECL(dapm_enum_ad3_sel, AB8500_DIGMULTCONF1,
			AB8500_DIGMULTCONF1_AD3SEL, enum_ad3_sel);
static const struct snd_kcontrol_new dapm_ad3_select[] = {
	SOC_DAPM_ENUM("AD3 Source Select", dapm_enum_ad3_sel),
};

/* Mic 1 - AD6 - Mic 1 or DMic 6 selector */
static const char * const enum_ad6_sel[] = {"Mic 1", "DMic 6"};
static SOC_ENUM_SINGLE_DECL(dapm_enum_ad6_sel, AB8500_DIGMULTCONF1,
			AB8500_DIGMULTCONF1_AD6SEL, enum_ad6_sel);
static const struct snd_kcontrol_new dapm_ad6_select[] = {
	SOC_DAPM_ENUM("AD6 Source Select", dapm_enum_ad6_sel),
};

/* Mic 2 */

/* Mic 2 - AD5 - Mic 2 or DMic 5 selector */
static const char * const enum_ad5_sel[] = {"Mic 2", "DMic 5"};
static SOC_ENUM_SINGLE_DECL(dapm_enum_ad5_sel, AB8500_DIGMULTCONF1,
			AB8500_DIGMULTCONF1_AD5SEL, enum_ad5_sel);
static const struct snd_kcontrol_new dapm_ad5_select[] = {
	SOC_DAPM_ENUM("AD5 Source Select", dapm_enum_ad5_sel),
};

/* LineIn */

/* LineIn left - AD1 - LineIn Left or DMic 1 selector */
static const char * const enum_ad1_sel[] = {"LineIn Left", "DMic 1"};
static SOC_ENUM_SINGLE_DECL(dapm_enum_ad1_sel, AB8500_DIGMULTCONF1,
			AB8500_DIGMULTCONF1_AD1SEL, enum_ad1_sel);
static const struct snd_kcontrol_new dapm_ad1_select[] = {
	SOC_DAPM_ENUM("AD1 Source Select", dapm_enum_ad1_sel),
};

/* LineIn right - Mic 2 or LineIn Right selector */
static const char * const enum_mic2lr_sel[] = {"Mic 2", "LineIn Right"};
static SOC_ENUM_SINGLE_DECL(dapm_enum_mic2lr_sel, AB8500_ANACONF3,
			AB8500_ANACONF3_LINRSEL, enum_mic2lr_sel);
static const struct snd_kcontrol_new dapm_mic2lr_select[] = {
	SOC_DAPM_ENUM("Mic 2 or LINR Select", dapm_enum_mic2lr_sel),
};

/* LineIn right - AD2 - LineIn Right or DMic2 selector */
static const char * const enum_ad2_sel[] = {"LineIn Right", "DMic 2"};
static SOC_ENUM_SINGLE_DECL(dapm_enum_ad2_sel, AB8500_DIGMULTCONF1,
			AB8500_DIGMULTCONF1_AD2SEL, enum_ad2_sel);
static const struct snd_kcontrol_new dapm_ad2_select[] = {
	SOC_DAPM_ENUM("AD2 Source Select", dapm_enum_ad2_sel),
};


/* ANC */

static const char * const enum_anc_in_sel[] = {"Mic 1 / DMic 6",
					"Mic 2 / DMic 5"};
static SOC_ENUM_SINGLE_DECL(dapm_enum_anc_in_sel, AB8500_DMICFILTCONF,
			AB8500_DMICFILTCONF_ANCINSEL, enum_anc_in_sel);
static const struct snd_kcontrol_new dapm_anc_in_select[] = {
	SOC_DAPM_ENUM("ANC Source", dapm_enum_anc_in_sel),
};

/* ANC - Enable/Disable */
static const struct snd_kcontrol_new dapm_anc_enable[] = {
	SOC_DAPM_SINGLE("Switch", AB8500_ANCCONF1,
			AB8500_ANCCONF1_ENANC, 0, 0),
};

/* ANC to Earpiece - Mute */
static const struct snd_kcontrol_new dapm_anc_ear_mute[] = {
	SOC_DAPM_SINGLE("Switch", AB8500_DIGMULTCONF1,
			AB8500_DIGMULTCONF1_ANCSEL, 1, 0),
};



/* Sidetone left */

/* Sidetone left - Input selector */
static const char * const enum_stfir1_in_sel[] = {
	"LineIn Left", "LineIn Right", "Mic 1", "Headset Left"
};
static SOC_ENUM_SINGLE_DECL(dapm_enum_stfir1_in_sel, AB8500_DIGMULTCONF2,
			AB8500_DIGMULTCONF2_FIRSID1SEL, enum_stfir1_in_sel);
static const struct snd_kcontrol_new dapm_stfir1_in_select[] = {
	SOC_DAPM_ENUM("Sidetone Left Source", dapm_enum_stfir1_in_sel),
};

/* Sidetone right path */

/* Sidetone right - Input selector */
static const char * const enum_stfir2_in_sel[] = {
	"LineIn Right", "Mic 1", "DMic 4", "Headset Right"
};
static SOC_ENUM_SINGLE_DECL(dapm_enum_stfir2_in_sel, AB8500_DIGMULTCONF2,
			AB8500_DIGMULTCONF2_FIRSID2SEL, enum_stfir2_in_sel);
static const struct snd_kcontrol_new dapm_stfir2_in_select[] = {
	SOC_DAPM_ENUM("Sidetone Right Source", dapm_enum_stfir2_in_sel),
};

/* Vibra */

static const char * const enum_pwm2vibx[] = {"Audio Path", "PWM Generator"};

static SOC_ENUM_SINGLE_DECL(dapm_enum_pwm2vib1, AB8500_PWMGENCONF1,
			AB8500_PWMGENCONF1_PWMTOVIB1, enum_pwm2vibx);

static const struct snd_kcontrol_new dapm_pwm2vib1[] = {
	SOC_DAPM_ENUM("Vibra 1 Controller", dapm_enum_pwm2vib1),
};

static SOC_ENUM_SINGLE_DECL(dapm_enum_pwm2vib2, AB8500_PWMGENCONF1,
			AB8500_PWMGENCONF1_PWMTOVIB2, enum_pwm2vibx);

static const struct snd_kcontrol_new dapm_pwm2vib2[] = {
	SOC_DAPM_ENUM("Vibra 2 Controller", dapm_enum_pwm2vib2),
};

/*
 * DAPM-widgets
 */

static const struct snd_soc_dapm_widget ab8500_dapm_widgets[] = {

	/* Clocks */
	SND_SOC_DAPM_CLOCK_SUPPLY("audioclk"),

	/* Regulators */
	SND_SOC_DAPM_REGULATOR_SUPPLY("V-AUD", 0, 0),
	SND_SOC_DAPM_REGULATOR_SUPPLY("V-AMIC1", 0, 0),
	SND_SOC_DAPM_REGULATOR_SUPPLY("V-AMIC2", 0, 0),
	SND_SOC_DAPM_REGULATOR_SUPPLY("V-DMIC", 0, 0),

	/* Power */
	SND_SOC_DAPM_SUPPLY("Audio Power",
			AB8500_POWERUP, AB8500_POWERUP_POWERUP, 0,
			NULL, SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
	SND_SOC_DAPM_SUPPLY("Audio Analog Power",
			AB8500_POWERUP, AB8500_POWERUP_ENANA, 0,
			NULL, SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),

	/* Main supply node */
	SND_SOC_DAPM_SUPPLY("Main Supply", SND_SOC_NOPM, 0, 0,
			NULL, SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),

	/* DA/AD */

	SND_SOC_DAPM_INPUT("ADC Input"),
	SND_SOC_DAPM_ADC("ADC", "ab8500_0c", SND_SOC_NOPM, 0, 0),

	SND_SOC_DAPM_DAC("DAC", NULL, SND_SOC_NOPM, 0, 0),
	SND_SOC_DAPM_OUTPUT("DAC Output"),

	SND_SOC_DAPM_AIF_IN("DA_IN1", NULL, 0, SND_SOC_NOPM, 0, 0),
	SND_SOC_DAPM_AIF_IN("DA_IN2", NULL, 0, SND_SOC_NOPM, 0, 0),
	SND_SOC_DAPM_AIF_IN("DA_IN3", NULL, 0, SND_SOC_NOPM, 0, 0),
	SND_SOC_DAPM_AIF_IN("DA_IN4", NULL, 0, SND_SOC_NOPM, 0, 0),
	SND_SOC_DAPM_AIF_IN("DA_IN5", NULL, 0, SND_SOC_NOPM, 0, 0),
	SND_SOC_DAPM_AIF_IN("DA_IN6", NULL, 0, SND_SOC_NOPM, 0, 0),
	SND_SOC_DAPM_AIF_OUT("AD_OUT1", NULL, 0, SND_SOC_NOPM, 0, 0),
	SND_SOC_DAPM_AIF_OUT("AD_OUT2", NULL, 0, SND_SOC_NOPM, 0, 0),
	SND_SOC_DAPM_AIF_OUT("AD_OUT3", NULL, 0, SND_SOC_NOPM, 0, 0),
	SND_SOC_DAPM_AIF_OUT("AD_OUT4", NULL, 0, SND_SOC_NOPM, 0, 0),
	SND_SOC_DAPM_AIF_OUT("AD_OUT57", NULL, 0, SND_SOC_NOPM, 0, 0),
	SND_SOC_DAPM_AIF_OUT("AD_OUT68", NULL, 0, SND_SOC_NOPM, 0, 0),

	/* Headset path */

	SND_SOC_DAPM_SUPPLY("Charge Pump", AB8500_ANACONF5,
			AB8500_ANACONF5_ENCPHS, 0, NULL, 0),

	SND_SOC_DAPM_DAC("DA1 Enable", "ab8500_0p",
			AB8500_DAPATHENA, AB8500_DAPATHENA_ENDA1, 0),
	SND_SOC_DAPM_DAC("DA2 Enable", "ab8500_0p",
			AB8500_DAPATHENA, AB8500_DAPATHENA_ENDA2, 0),

	SND_SOC_DAPM_PGA("HSL Digital Volume", SND_SOC_NOPM, 0, 0,
			NULL, 0),
	SND_SOC_DAPM_PGA("HSR Digital Volume", SND_SOC_NOPM, 0, 0,
			NULL, 0),

	SND_SOC_DAPM_DAC("HSL DAC", "ab8500_0p",
			AB8500_DAPATHCONF, AB8500_DAPATHCONF_ENDACHSL, 0),
	SND_SOC_DAPM_DAC("HSR DAC", "ab8500_0p",
			AB8500_DAPATHCONF, AB8500_DAPATHCONF_ENDACHSR, 0),
	SND_SOC_DAPM_MIXER("HSL DAC Mute", AB8500_MUTECONF,
			AB8500_MUTECONF_MUTDACHSL, 1,
			NULL, 0),
	SND_SOC_DAPM_MIXER("HSR DAC Mute", AB8500_MUTECONF,
			AB8500_MUTECONF_MUTDACHSR, 1,
			NULL, 0),
	SND_SOC_DAPM_DAC("HSL DAC Driver", "ab8500_0p",
			AB8500_ANACONF3, AB8500_ANACONF3_ENDRVHSL, 0),
	SND_SOC_DAPM_DAC("HSR DAC Driver", "ab8500_0p",
			AB8500_ANACONF3, AB8500_ANACONF3_ENDRVHSR, 0),

	SND_SOC_DAPM_MIXER("HSL Mute",
			AB8500_MUTECONF, AB8500_MUTECONF_MUTHSL, 1,
			NULL, 0),
	SND_SOC_DAPM_MIXER("HSR Mute",
			AB8500_MUTECONF, AB8500_MUTECONF_MUTHSR, 1,
			NULL, 0),
	SND_SOC_DAPM_MIXER("HSL Enable",
			AB8500_ANACONF4, AB8500_ANACONF4_ENHSL, 0,
			NULL, 0),
	SND_SOC_DAPM_MIXER("HSR Enable",
			AB8500_ANACONF4, AB8500_ANACONF4_ENHSR, 0,
			NULL, 0),
	SND_SOC_DAPM_PGA("HSL Volume",
			SND_SOC_NOPM, 0, 0,
			NULL, 0),
	SND_SOC_DAPM_PGA("HSR Volume",
			SND_SOC_NOPM, 0, 0,
			NULL, 0),

	SND_SOC_DAPM_OUTPUT("Headset Left"),
	SND_SOC_DAPM_OUTPUT("Headset Right"),

	/* LineOut path */

	SND_SOC_DAPM_MUX("LineOut Source",
			SND_SOC_NOPM, 0, 0, dapm_lineout_source),

	SND_SOC_DAPM_MIXER("LOL Disable HFL",
			AB8500_ANACONF4, AB8500_ANACONF4_ENHFL, 1,
			NULL, 0),
	SND_SOC_DAPM_MIXER("LOR Disable HFR",
			AB8500_ANACONF4, AB8500_ANACONF4_ENHFR, 1,
			NULL, 0),

	SND_SOC_DAPM_MIXER("LOL Enable",
			AB8500_ANACONF5, AB8500_ANACONF5_ENLOL, 0,
			NULL, 0),
	SND_SOC_DAPM_MIXER("LOR Enable",
			AB8500_ANACONF5, AB8500_ANACONF5_ENLOR, 0,
			NULL, 0),

	SND_SOC_DAPM_OUTPUT("LineOut Left"),
	SND_SOC_DAPM_OUTPUT("LineOut Right"),

	/* Earpiece path */

	SND_SOC_DAPM_MUX("Earpiece or LineOut Mono Source",
			SND_SOC_NOPM, 0, 0, &dapm_ear_lineout_source),
	SND_SOC_DAPM_MIXER("EAR DAC",
			AB8500_DAPATHCONF, AB8500_DAPATHCONF_ENDACEAR, 0,
			NULL, 0),
	SND_SOC_DAPM_MIXER("EAR Mute",
			AB8500_MUTECONF, AB8500_MUTECONF_MUTEAR, 1,
			NULL, 0),
	SND_SOC_DAPM_MIXER("EAR Enable",
			AB8500_ANACONF4, AB8500_ANACONF4_ENEAR, 0,
			NULL, 0),

	SND_SOC_DAPM_OUTPUT("Earpiece"),

	/* Handsfree path */

	SND_SOC_DAPM_MIXER("DA3 Channel Volume",
			AB8500_DAPATHENA, AB8500_DAPATHENA_ENDA3, 0,
			NULL, 0),
	SND_SOC_DAPM_MIXER("DA4 Channel Volume",
			AB8500_DAPATHENA, AB8500_DAPATHENA_ENDA4, 0,
			NULL, 0),
	SND_SOC_DAPM_MUX("Speaker Left Source",
			SND_SOC_NOPM, 0, 0, dapm_HFl_select),
	SND_SOC_DAPM_MUX("Speaker Right Source",
			SND_SOC_NOPM, 0, 0, dapm_HFr_select),
	SND_SOC_DAPM_MIXER("HFL DAC", AB8500_DAPATHCONF,
			AB8500_DAPATHCONF_ENDACHFL, 0,
			NULL, 0),
	SND_SOC_DAPM_MIXER("HFR DAC",
			AB8500_DAPATHCONF, AB8500_DAPATHCONF_ENDACHFR, 0,
			NULL, 0),
	SND_SOC_DAPM_MIXER("DA4 or ANC path to HfR",
			AB8500_DIGMULTCONF2, AB8500_DIGMULTCONF2_DATOHFREN, 0,
			NULL, 0),
	SND_SOC_DAPM_MIXER("DA3 or ANC path to HfL",
			AB8500_DIGMULTCONF2, AB8500_DIGMULTCONF2_DATOHFLEN, 0,
			NULL, 0),
	SND_SOC_DAPM_MIXER("HFL Enable",
			AB8500_ANACONF4, AB8500_ANACONF4_ENHFL, 0,
			NULL, 0),
	SND_SOC_DAPM_MIXER("HFR Enable",
			AB8500_ANACONF4, AB8500_ANACONF4_ENHFR, 0,
			NULL, 0),

	SND_SOC_DAPM_OUTPUT("Speaker Left"),
	SND_SOC_DAPM_OUTPUT("Speaker Right"),

	/* Vibrator path */

	SND_SOC_DAPM_INPUT("PWMGEN1"),
	SND_SOC_DAPM_INPUT("PWMGEN2"),

	SND_SOC_DAPM_MIXER("DA5 Channel Volume",
			AB8500_DAPATHENA, AB8500_DAPATHENA_ENDA5, 0,
			NULL, 0),
	SND_SOC_DAPM_MIXER("DA6 Channel Volume",
			AB8500_DAPATHENA, AB8500_DAPATHENA_ENDA6, 0,
			NULL, 0),
	SND_SOC_DAPM_MIXER("VIB1 DAC",
			AB8500_DAPATHCONF, AB8500_DAPATHCONF_ENDACVIB1, 0,
			NULL, 0),
	SND_SOC_DAPM_MIXER("VIB2 DAC",
			AB8500_DAPATHCONF, AB8500_DAPATHCONF_ENDACVIB2, 0,
			NULL, 0),
	SND_SOC_DAPM_MUX("Vibra 1 Controller",
			SND_SOC_NOPM, 0, 0, dapm_pwm2vib1),
	SND_SOC_DAPM_MUX("Vibra 2 Controller",
			SND_SOC_NOPM, 0, 0, dapm_pwm2vib2),
	SND_SOC_DAPM_MIXER("VIB1 Enable",
			AB8500_ANACONF4, AB8500_ANACONF4_ENVIB1, 0,
			NULL, 0),
	SND_SOC_DAPM_MIXER("VIB2 Enable",
			AB8500_ANACONF4, AB8500_ANACONF4_ENVIB2, 0,
			NULL, 0),

	SND_SOC_DAPM_OUTPUT("Vibra 1"),
	SND_SOC_DAPM_OUTPUT("Vibra 2"),

	/* Mic 1 */

	SND_SOC_DAPM_INPUT("Mic 1"),

	SND_SOC_DAPM_MUX("Mic 1a or 1b Select",
			SND_SOC_NOPM, 0, 0, dapm_mic1ab_mux),
	SND_SOC_DAPM_MIXER("MIC1 Mute",
			AB8500_ANACONF2, AB8500_ANACONF2_MUTMIC1, 1,
			NULL, 0),
	SND_SOC_DAPM_MIXER("MIC1A V-AMICx Enable",
			AB8500_ANACONF2, AB8500_ANACONF2_ENMIC1, 0,
			NULL, 0),
	SND_SOC_DAPM_MIXER("MIC1B V-AMICx Enable",
			AB8500_ANACONF2, AB8500_ANACONF2_ENMIC1, 0,
			NULL, 0),
	SND_SOC_DAPM_MIXER("MIC1 ADC",
			AB8500_ANACONF3, AB8500_ANACONF3_ENADCMIC, 0,
			NULL, 0),
	SND_SOC_DAPM_MUX("AD3 Source Select",
			SND_SOC_NOPM, 0, 0, dapm_ad3_select),
	SND_SOC_DAPM_MIXER("AD3 Channel Volume",
			SND_SOC_NOPM, 0, 0,
			NULL, 0),
	SND_SOC_DAPM_MIXER("AD3 Enable",
			AB8500_ADPATHENA, AB8500_ADPATHENA_ENAD34, 0,
			NULL, 0),

	/* Mic 2 */

	SND_SOC_DAPM_INPUT("Mic 2"),

	SND_SOC_DAPM_MIXER("MIC2 Mute",
			AB8500_ANACONF2, AB8500_ANACONF2_MUTMIC2, 1,
			NULL, 0),
	SND_SOC_DAPM_MIXER("MIC2 V-AMICx Enable", AB8500_ANACONF2,
			AB8500_ANACONF2_ENMIC2, 0,
			NULL, 0),

	/* LineIn */

	SND_SOC_DAPM_INPUT("LineIn Left"),
	SND_SOC_DAPM_INPUT("LineIn Right"),

	SND_SOC_DAPM_MIXER("LINL Mute",
			AB8500_ANACONF2, AB8500_ANACONF2_MUTLINL, 1,
			NULL, 0),
	SND_SOC_DAPM_MIXER("LINR Mute",
			AB8500_ANACONF2, AB8500_ANACONF2_MUTLINR, 1,
			NULL, 0),
	SND_SOC_DAPM_MIXER("LINL Enable", AB8500_ANACONF2,
			AB8500_ANACONF2_ENLINL, 0,
			NULL, 0),
	SND_SOC_DAPM_MIXER("LINR Enable", AB8500_ANACONF2,
			AB8500_ANACONF2_ENLINR, 0,
			NULL, 0),

	/* LineIn Bypass path */
	SND_SOC_DAPM_MIXER("LINL to HSL Volume",
			SND_SOC_NOPM, 0, 0,
			NULL, 0),
	SND_SOC_DAPM_MIXER("LINR to HSR Volume",
			SND_SOC_NOPM, 0, 0,
			NULL, 0),

	/* LineIn, Mic 2 */
	SND_SOC_DAPM_MUX("Mic 2 or LINR Select",
			SND_SOC_NOPM, 0, 0, dapm_mic2lr_select),
	SND_SOC_DAPM_MIXER("LINL ADC", AB8500_ANACONF3,
			AB8500_ANACONF3_ENADCLINL, 0,
			NULL, 0),
	SND_SOC_DAPM_MIXER("LINR ADC", AB8500_ANACONF3,
			AB8500_ANACONF3_ENADCLINR, 0,
			NULL, 0),
	SND_SOC_DAPM_MUX("AD1 Source Select",
			SND_SOC_NOPM, 0, 0, dapm_ad1_select),
	SND_SOC_DAPM_MUX("AD2 Source Select",
			SND_SOC_NOPM, 0, 0, dapm_ad2_select),
	SND_SOC_DAPM_MIXER("AD1 Channel Volume",
			SND_SOC_NOPM, 0, 0,
			NULL, 0),
	SND_SOC_DAPM_MIXER("AD2 Channel Volume",
			SND_SOC_NOPM, 0, 0,
			NULL, 0),

	SND_SOC_DAPM_MIXER("AD12 Enable",
			AB8500_ADPATHENA, AB8500_ADPATHENA_ENAD12, 0,
			NULL, 0),

	/* HD Capture path */

	SND_SOC_DAPM_MUX("AD5 Source Select",
			SND_SOC_NOPM, 0, 0, dapm_ad5_select),
	SND_SOC_DAPM_MUX("AD6 Source Select",
			SND_SOC_NOPM, 0, 0, dapm_ad6_select),
	SND_SOC_DAPM_MIXER("AD5 Channel Volume",
			SND_SOC_NOPM, 0, 0,
			NULL, 0),
	SND_SOC_DAPM_MIXER("AD6 Channel Volume",
			SND_SOC_NOPM, 0, 0,
			NULL, 0),
	SND_SOC_DAPM_MIXER("AD57 Enable",
			AB8500_ADPATHENA, AB8500_ADPATHENA_ENAD5768, 0,
			NULL, 0),
	SND_SOC_DAPM_MIXER("AD68 Enable",
			AB8500_ADPATHENA, AB8500_ADPATHENA_ENAD5768, 0,
			NULL, 0),

	/* Digital Microphone path */

	SND_SOC_DAPM_INPUT("DMic 1"),
	SND_SOC_DAPM_INPUT("DMic 2"),
	SND_SOC_DAPM_INPUT("DMic 3"),
	SND_SOC_DAPM_INPUT("DMic 4"),
	SND_SOC_DAPM_INPUT("DMic 5"),
	SND_SOC_DAPM_INPUT("DMic 6"),

	SND_SOC_DAPM_MIXER("DMIC1",
			AB8500_DIGMICCONF, AB8500_DIGMICCONF_ENDMIC1, 0,
			NULL, 0),
	SND_SOC_DAPM_MIXER("DMIC2",
			AB8500_DIGMICCONF, AB8500_DIGMICCONF_ENDMIC2, 0,
			NULL, 0),
	SND_SOC_DAPM_MIXER("DMIC3",
			AB8500_DIGMICCONF, AB8500_DIGMICCONF_ENDMIC3, 0,
			NULL, 0),
	SND_SOC_DAPM_MIXER("DMIC4",
			AB8500_DIGMICCONF, AB8500_DIGMICCONF_ENDMIC4, 0,
			NULL, 0),
	SND_SOC_DAPM_MIXER("DMIC5",
			AB8500_DIGMICCONF, AB8500_DIGMICCONF_ENDMIC5, 0,
			NULL, 0),
	SND_SOC_DAPM_MIXER("DMIC6",
			AB8500_DIGMICCONF, AB8500_DIGMICCONF_ENDMIC6, 0,
			NULL, 0),
	SND_SOC_DAPM_MIXER("AD4 Channel Volume",
			SND_SOC_NOPM, 0, 0,
			NULL, 0),
	SND_SOC_DAPM_MIXER("AD4 Enable",
			AB8500_ADPATHENA, AB8500_ADPATHENA_ENAD34,
			0, NULL, 0),

	/* Acoustical Noise Cancellation path */

	SND_SOC_DAPM_INPUT("ANC Configure Input"),
	SND_SOC_DAPM_OUTPUT("ANC Configure Output"),

	SND_SOC_DAPM_MUX("ANC Source",
			SND_SOC_NOPM, 0, 0,
			dapm_anc_in_select),
	SND_SOC_DAPM_SWITCH("ANC",
			SND_SOC_NOPM, 0, 0,
			dapm_anc_enable),
	SND_SOC_DAPM_SWITCH("ANC to Earpiece",
			SND_SOC_NOPM, 0, 0,
			dapm_anc_ear_mute),

	/* Sidetone Filter path */

	SND_SOC_DAPM_MUX("Sidetone Left Source",
			SND_SOC_NOPM, 0, 0,
			dapm_stfir1_in_select),
	SND_SOC_DAPM_MUX("Sidetone Right Source",
			SND_SOC_NOPM, 0, 0,
			dapm_stfir2_in_select),
	SND_SOC_DAPM_MIXER("STFIR1 Control",
			SND_SOC_NOPM, 0, 0,
			NULL, 0),
	SND_SOC_DAPM_MIXER("STFIR2 Control",
			SND_SOC_NOPM, 0, 0,
			NULL, 0),
	SND_SOC_DAPM_MIXER("STFIR1 Volume",
			SND_SOC_NOPM, 0, 0,
			NULL, 0),
	SND_SOC_DAPM_MIXER("STFIR2 Volume",
			SND_SOC_NOPM, 0, 0,
			NULL, 0),
};

/*
 * DAPM-routes
 */
static const struct snd_soc_dapm_route ab8500_dapm_routes[] = {
	/* Power AB8500 audio-block when AD/DA is active */
	{"Main Supply", NULL, "V-AUD"},
	{"Main Supply", NULL, "audioclk"},
	{"Main Supply", NULL, "Audio Power"},
	{"Main Supply", NULL, "Audio Analog Power"},

	{"DAC", NULL, "ab8500_0p"},
	{"DAC", NULL, "Main Supply"},
	{"ADC", NULL, "ab8500_0c"},
	{"ADC", NULL, "Main Supply"},

	/* ANC Configure */
	{"ANC Configure Input", NULL, "Main Supply"},
	{"ANC Configure Output", NULL, "ANC Configure Input"},

	/* AD/DA */
	{"ADC", NULL, "ADC Input"},
	{"DAC Output", NULL, "DAC"},

	/* Powerup charge pump if DA1/2 is in use */

	{"DA_IN1", NULL, "ab8500_0p"},
	{"DA_IN1", NULL, "Charge Pump"},
	{"DA_IN2", NULL, "ab8500_0p"},
	{"DA_IN2", NULL, "Charge Pump"},

	/* Headset path */

	{"DA1 Enable", NULL, "DA_IN1"},
	{"DA2 Enable", NULL, "DA_IN2"},

	{"HSL Digital Volume", NULL, "DA1 Enable"},
	{"HSR Digital Volume", NULL, "DA2 Enable"},

	{"HSL DAC", NULL, "HSL Digital Volume"},
	{"HSR DAC", NULL, "HSR Digital Volume"},

	{"HSL DAC Mute", NULL, "HSL DAC"},
	{"HSR DAC Mute", NULL, "HSR DAC"},

	{"HSL DAC Driver", NULL, "HSL DAC Mute"},
	{"HSR DAC Driver", NULL, "HSR DAC Mute"},

	{"HSL Mute", NULL, "HSL DAC Driver"},
	{"HSR Mute", NULL, "HSR DAC Driver"},

	{"HSL Enable", NULL, "HSL Mute"},
	{"HSR Enable", NULL, "HSR Mute"},

	{"HSL Volume", NULL, "HSL Enable"},
	{"HSR Volume", NULL, "HSR Enable"},

	{"Headset Left", NULL, "HSL Volume"},
	{"Headset Right", NULL, "HSR Volume"},

	/* HF or LineOut path */

	{"DA_IN3", NULL, "ab8500_0p"},
	{"DA3 Channel Volume", NULL, "DA_IN3"},
	{"DA_IN4", NULL, "ab8500_0p"},
	{"DA4 Channel Volume", NULL, "DA_IN4"},

	{"Speaker Left Source", "Audio Path", "DA3 Channel Volume"},
	{"Speaker Right Source", "Audio Path", "DA4 Channel Volume"},

	{"DA3 or ANC path to HfL", NULL, "Speaker Left Source"},
	{"DA4 or ANC path to HfR", NULL, "Speaker Right Source"},

	/* HF path */

	{"HFL DAC", NULL, "DA3 or ANC path to HfL"},
	{"HFR DAC", NULL, "DA4 or ANC path to HfR"},

	{"HFL Enable", NULL, "HFL DAC"},
	{"HFR Enable", NULL, "HFR DAC"},

	{"Speaker Left", NULL, "HFL Enable"},
	{"Speaker Right", NULL, "HFR Enable"},

	/* Earpiece path */

	{"Earpiece or LineOut Mono Source", "Headset Left",
		"HSL Digital Volume"},
	{"Earpiece or LineOut Mono Source", "Speaker Left",
		"DA3 or ANC path to HfL"},

	{"EAR DAC", NULL, "Earpiece or LineOut Mono Source"},

	{"EAR Mute", NULL, "EAR DAC"},

	{"EAR Enable", NULL, "EAR Mute"},

	{"Earpiece", NULL, "EAR Enable"},

	/* LineOut path stereo */

	{"LineOut Source", "Stereo Path", "HSL DAC Driver"},
	{"LineOut Source", "Stereo Path", "HSR DAC Driver"},

	/* LineOut path mono */

	{"LineOut Source", "Mono Path", "EAR DAC"},

	/* LineOut path */

	{"LOL Disable HFL", NULL, "LineOut Source"},
	{"LOR Disable HFR", NULL, "LineOut Source"},

	{"LOL Enable", NULL, "LOL Disable HFL"},
	{"LOR Enable", NULL, "LOR Disable HFR"},

	{"LineOut Left", NULL, "LOL Enable"},
	{"LineOut Right", NULL, "LOR Enable"},

	/* Vibrator path */

	{"DA_IN5", NULL, "ab8500_0p"},
	{"DA5 Channel Volume", NULL, "DA_IN5"},
	{"DA_IN6", NULL, "ab8500_0p"},
	{"DA6 Channel Volume", NULL, "DA_IN6"},

	{"VIB1 DAC", NULL, "DA5 Channel Volume"},
	{"VIB2 DAC", NULL, "DA6 Channel Volume"},

	{"Vibra 1 Controller", "Audio Path", "VIB1 DAC"},
	{"Vibra 2 Controller", "Audio Path", "VIB2 DAC"},
	{"Vibra 1 Controller", "PWM Generator", "PWMGEN1"},
	{"Vibra 2 Controller", "PWM Generator", "PWMGEN2"},

	{"VIB1 Enable", NULL, "Vibra 1 Controller"},
	{"VIB2 Enable", NULL, "Vibra 2 Controller"},

	{"Vibra 1", NULL, "VIB1 Enable"},
	{"Vibra 2", NULL, "VIB2 Enable"},


	/* Mic 2 */

	{"MIC2 V-AMICx Enable", NULL, "Mic 2"},

	/* LineIn */
	{"LINL Mute", NULL, "LineIn Left"},
	{"LINR Mute", NULL, "LineIn Right"},

	{"LINL Enable", NULL, "LINL Mute"},
	{"LINR Enable", NULL, "LINR Mute"},

	/* LineIn, Mic 2 */
	{"Mic 2 or LINR Select", "LineIn Right", "LINR Enable"},
	{"Mic 2 or LINR Select", "Mic 2", "MIC2 V-AMICx Enable"},

	{"LINL ADC", NULL, "LINL Enable"},
	{"LINR ADC", NULL, "Mic 2 or LINR Select"},

	{"AD1 Source Select", "LineIn Left", "LINL ADC"},
	{"AD2 Source Select", "LineIn Right", "LINR ADC"},

	{"AD1 Channel Volume", NULL, "AD1 Source Select"},
	{"AD2 Channel Volume", NULL, "AD2 Source Select"},

	{"AD12 Enable", NULL, "AD1 Channel Volume"},
	{"AD12 Enable", NULL, "AD2 Channel Volume"},

	{"AD_OUT1", NULL, "ab8500_0c"},
	{"AD_OUT1", NULL, "AD12 Enable"},
	{"AD_OUT2", NULL, "ab8500_0c"},
	{"AD_OUT2", NULL, "AD12 Enable"},

	/* Mic 1 */

	{"MIC1 Mute", NULL, "Mic 1"},

	{"MIC1A V-AMICx Enable", NULL, "MIC1 Mute"},
	{"MIC1B V-AMICx Enable", NULL, "MIC1 Mute"},

	{"Mic 1a or 1b Select", "Mic 1a", "MIC1A V-AMICx Enable"},
	{"Mic 1a or 1b Select", "Mic 1b", "MIC1B V-AMICx Enable"},

	{"MIC1 ADC", NULL, "Mic 1a or 1b Select"},

	{"AD3 Source Select", "Mic 1", "MIC1 ADC"},

	{"AD3 Channel Volume", NULL, "AD3 Source Select"},

	{"AD3 Enable", NULL, "AD3 Channel Volume"},

	{"AD_OUT3", NULL, "ab8500_0c"},
	{"AD_OUT3", NULL, "AD3 Enable"},

	/* HD Capture path */

	{"AD5 Source Select", "Mic 2", "LINR ADC"},
	{"AD6 Source Select", "Mic 1", "MIC1 ADC"},

	{"AD5 Channel Volume", NULL, "AD5 Source Select"},
	{"AD6 Channel Volume", NULL, "AD6 Source Select"},

	{"AD57 Enable", NULL, "AD5 Channel Volume"},
	{"AD68 Enable", NULL, "AD6 Channel Volume"},

	{"AD_OUT57", NULL, "ab8500_0c"},
	{"AD_OUT57", NULL, "AD57 Enable"},
	{"AD_OUT68", NULL, "ab8500_0c"},
	{"AD_OUT68", NULL, "AD68 Enable"},

	/* Digital Microphone path */

	{"DMic 1", NULL, "V-DMIC"},
	{"DMic 2", NULL, "V-DMIC"},
	{"DMic 3", NULL, "V-DMIC"},
	{"DMic 4", NULL, "V-DMIC"},
	{"DMic 5", NULL, "V-DMIC"},
	{"DMic 6", NULL, "V-DMIC"},

	{"AD1 Source Select", NULL, "DMic 1"},
	{"AD2 Source Select", NULL, "DMic 2"},
	{"AD3 Source Select", NULL, "DMic 3"},
	{"AD5 Source Select", NULL, "DMic 5"},
	{"AD6 Source Select", NULL, "DMic 6"},

	{"AD4 Channel Volume", NULL, "DMic 4"},
	{"AD4 Enable", NULL, "AD4 Channel Volume"},

	{"AD_OUT4", NULL, "ab8500_0c"},
	{"AD_OUT4", NULL, "AD4 Enable"},

	/* LineIn Bypass path */

	{"LINL to HSL Volume", NULL, "LINL Enable"},
	{"LINR to HSR Volume", NULL, "LINR Enable"},

	{"HSL DAC Driver", NULL, "LINL to HSL Volume"},
	{"HSR DAC Driver", NULL, "LINR to HSR Volume"},

	/* ANC path (Acoustic Noise Cancellation) */

	{"ANC Source", "Mic 2 / DMic 5", "AD5 Channel Volume"},
	{"ANC Source", "Mic 1 / DMic 6", "AD6 Channel Volume"},

	{"ANC", "Switch", "ANC Source"},

	{"Speaker Left Source", "ANC", "ANC"},
	{"Speaker Right Source", "ANC", "ANC"},
	{"ANC to Earpiece", "Switch", "ANC"},

	{"HSL Digital Volume", NULL, "ANC to Earpiece"},

	/* Sidetone Filter path */

	{"Sidetone Left Source", "LineIn Left", "AD12 Enable"},
	{"Sidetone Left Source", "LineIn Right", "AD12 Enable"},
	{"Sidetone Left Source", "Mic 1", "AD3 Enable"},
	{"Sidetone Left Source", "Headset Left", "DA_IN1"},
	{"Sidetone Right Source", "LineIn Right", "AD12 Enable"},
	{"Sidetone Right Source", "Mic 1", "AD3 Enable"},
	{"Sidetone Right Source", "DMic 4", "AD4 Enable"},
	{"Sidetone Right Source", "Headset Right", "DA_IN2"},

	{"STFIR1 Control", NULL, "Sidetone Left Source"},
	{"STFIR2 Control", NULL, "Sidetone Right Source"},

	{"STFIR1 Volume", NULL, "STFIR1 Control"},
	{"STFIR2 Volume", NULL, "STFIR2 Control"},

	{"DA1 Enable", NULL, "STFIR1 Volume"},
	{"DA2 Enable", NULL, "STFIR2 Volume"},
};

static const struct snd_soc_dapm_route ab8500_dapm_routes_mic1a_vamicx[] = {
	{"MIC1A V-AMICx Enable", NULL, "V-AMIC1"},
	{"MIC1A V-AMICx Enable", NULL, "V-AMIC2"},
};

static const struct snd_soc_dapm_route ab8500_dapm_routes_mic1b_vamicx[] = {
	{"MIC1B V-AMICx Enable", NULL, "V-AMIC1"},
	{"MIC1B V-AMICx Enable", NULL, "V-AMIC2"},
};

static const struct snd_soc_dapm_route ab8500_dapm_routes_mic2_vamicx[] = {
	{"MIC2 V-AMICx Enable", NULL, "V-AMIC1"},
	{"MIC2 V-AMICx Enable", NULL, "V-AMIC2"},
};

/* ANC FIR-coefficients configuration sequence */
static void anc_fir(struct snd_soc_codec *codec,
		unsigned int bnk, unsigned int par, unsigned int val)
{
	if (par == 0 && bnk == 0)
		snd_soc_update_bits(codec, AB8500_ANCCONF1,
			BIT(AB8500_ANCCONF1_ANCFIRUPDATE),
			BIT(AB8500_ANCCONF1_ANCFIRUPDATE));

	snd_soc_write(codec, AB8500_ANCCONF5, val >> 8 & 0xff);
	snd_soc_write(codec, AB8500_ANCCONF6, val &  0xff);

	if (par == AB8500_ANC_FIR_COEFFS - 1 && bnk == 1)
		snd_soc_update_bits(codec, AB8500_ANCCONF1,
			BIT(AB8500_ANCCONF1_ANCFIRUPDATE), 0);
}

/* ANC IIR-coefficients configuration sequence */
static void anc_iir(struct snd_soc_codec *codec, unsigned int bnk,
		unsigned int par, unsigned int val)
{
	if (par == 0) {
		if (bnk == 0) {
			snd_soc_update_bits(codec, AB8500_ANCCONF1,
					BIT(AB8500_ANCCONF1_ANCIIRINIT),
					BIT(AB8500_ANCCONF1_ANCIIRINIT));
			usleep_range(AB8500_ANC_SM_DELAY, AB8500_ANC_SM_DELAY);
			snd_soc_update_bits(codec, AB8500_ANCCONF1,
					BIT(AB8500_ANCCONF1_ANCIIRINIT), 0);
			usleep_range(AB8500_ANC_SM_DELAY, AB8500_ANC_SM_DELAY);
		} else {
			snd_soc_update_bits(codec, AB8500_ANCCONF1,
					BIT(AB8500_ANCCONF1_ANCIIRUPDATE),
					BIT(AB8500_ANCCONF1_ANCIIRUPDATE));
		}
	} else if (par > 3) {
		snd_soc_write(codec, AB8500_ANCCONF7, 0);
		snd_soc_write(codec, AB8500_ANCCONF8, val >> 16 & 0xff);
	}

	snd_soc_write(codec, AB8500_ANCCONF7, val >> 8 & 0xff);
	snd_soc_write(codec, AB8500_ANCCONF8, val & 0xff);

	if (par == AB8500_ANC_IIR_COEFFS - 1 && bnk == 1)
		snd_soc_update_bits(codec, AB8500_ANCCONF1,
			BIT(AB8500_ANCCONF1_ANCIIRUPDATE), 0);
}

/* ANC IIR-/FIR-coefficients configuration sequence */
static void anc_configure(struct snd_soc_codec *codec,
			bool apply_fir, bool apply_iir)
{
	struct ab8500_codec_drvdata *drvdata = dev_get_drvdata(codec->dev);
	unsigned int bnk, par, val;

	dev_dbg(codec->dev, "%s: Enter.\n", __func__);

	if (apply_fir)
		snd_soc_update_bits(codec, AB8500_ANCCONF1,
			BIT(AB8500_ANCCONF1_ENANC), 0);

	snd_soc_update_bits(codec, AB8500_ANCCONF1,
		BIT(AB8500_ANCCONF1_ENANC), BIT(AB8500_ANCCONF1_ENANC));

	if (apply_fir)
		for (bnk = 0; bnk < AB8500_NR_OF_ANC_COEFF_BANKS; bnk++)
			for (par = 0; par < AB8500_ANC_FIR_COEFFS; par++) {
				val = snd_soc_read(codec,
						drvdata->anc_fir_values[par]);
				anc_fir(codec, bnk, par, val);
			}

	if (apply_iir)
		for (bnk = 0; bnk < AB8500_NR_OF_ANC_COEFF_BANKS; bnk++)
			for (par = 0; par < AB8500_ANC_IIR_COEFFS; par++) {
				val = snd_soc_read(codec,
						drvdata->anc_iir_values[par]);
				anc_iir(codec, bnk, par, val);
			}

	dev_dbg(codec->dev, "%s: Exit.\n", __func__);
}

/*
 * Control-events
 */

static int sid_status_control_get(struct snd_kcontrol *kcontrol,
		struct snd_ctl_elem_value *ucontrol)
{
	struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
	struct ab8500_codec_drvdata *drvdata = dev_get_drvdata(codec->dev);

	mutex_lock(&drvdata->ctrl_lock);
	ucontrol->value.enumerated.item[0] = drvdata->sid_status;
	mutex_unlock(&drvdata->ctrl_lock);

	return 0;
}

/* Write sidetone FIR-coefficients configuration sequence */
static int sid_status_control_put(struct snd_kcontrol *kcontrol,
				struct snd_ctl_elem_value *ucontrol)
{
	struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
	struct ab8500_codec_drvdata *drvdata = dev_get_drvdata(codec->dev);
	unsigned int param, sidconf, val;
	int status = 1;

	dev_dbg(codec->dev, "%s: Enter\n", __func__);

	if (ucontrol->value.enumerated.item[0] != SID_APPLY_FIR) {
		dev_err(codec->dev,
			"%s: ERROR: This control supports '%s' only!\n",
			__func__, enum_sid_state[SID_APPLY_FIR]);
		return -EIO;
	}

	mutex_lock(&drvdata->ctrl_lock);

	sidconf = snd_soc_read(codec, AB8500_SIDFIRCONF);
	if (((sidconf & BIT(AB8500_SIDFIRCONF_FIRSIDBUSY)) != 0)) {
		if ((sidconf & BIT(AB8500_SIDFIRCONF_ENFIRSIDS)) == 0) {
			dev_err(codec->dev, "%s: Sidetone busy while off!\n",
				__func__);
			status = -EPERM;
		} else {
			status = -EBUSY;
		}
		goto out;
	}

	snd_soc_write(codec, AB8500_SIDFIRADR, 0);

	for (param = 0; param < AB8500_SID_FIR_COEFFS; param++) {
		val = snd_soc_read(codec, drvdata->sid_fir_values[param]);
		snd_soc_write(codec, AB8500_SIDFIRCOEF1, val >> 8 & 0xff);
		snd_soc_write(codec, AB8500_SIDFIRCOEF2, val & 0xff);
	}

	snd_soc_update_bits(codec, AB8500_SIDFIRADR,
		BIT(AB8500_SIDFIRADR_FIRSIDSET),
		BIT(AB8500_SIDFIRADR_FIRSIDSET));
	snd_soc_update_bits(codec, AB8500_SIDFIRADR,
		BIT(AB8500_SIDFIRADR_FIRSIDSET), 0);

	drvdata->sid_status = SID_FIR_CONFIGURED;

out:
	mutex_unlock(&drvdata->ctrl_lock);

	dev_dbg(codec->dev, "%s: Exit\n", __func__);

	return status;
}

static int anc_status_control_get(struct snd_kcontrol *kcontrol,
				struct snd_ctl_elem_value *ucontrol)
{
	struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
	struct ab8500_codec_drvdata *drvdata = dev_get_drvdata(codec->dev);

	mutex_lock(&drvdata->ctrl_lock);
	ucontrol->value.enumerated.item[0] = drvdata->anc_status;
	mutex_unlock(&drvdata->ctrl_lock);

	return 0;
}

static int anc_status_control_put(struct snd_kcontrol *kcontrol,
				struct snd_ctl_elem_value *ucontrol)
{
	struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
	struct snd_soc_dapm_context *dapm = snd_soc_codec_get_dapm(codec);
	struct ab8500_codec_drvdata *drvdata = dev_get_drvdata(codec->dev);
	struct device *dev = codec->dev;
	bool apply_fir, apply_iir;
	unsigned int req;
	int status;

	dev_dbg(dev, "%s: Enter.\n", __func__);

	mutex_lock(&drvdata->ctrl_lock);

	req = ucontrol->value.enumerated.item[0];
	if (req >= ARRAY_SIZE(enum_anc_state)) {
		status = -EINVAL;
		goto cleanup;
	}
	if (req != ANC_APPLY_FIR_IIR && req != ANC_APPLY_FIR &&
		req != ANC_APPLY_IIR) {
		dev_err(dev, "%s: ERROR: Unsupported status to set '%s'!\n",
			__func__, enum_anc_state[req]);
		status = -EINVAL;
		goto cleanup;
	}
	apply_fir = req == ANC_APPLY_FIR || req == ANC_APPLY_FIR_IIR;
	apply_iir = req == ANC_APPLY_IIR || req == ANC_APPLY_FIR_IIR;

	status = snd_soc_dapm_force_enable_pin(dapm, "ANC Configure Input");
	if (status < 0) {
		dev_err(dev,
			"%s: ERROR: Failed to enable power (status = %d)!\n",
			__func__, status);
		goto cleanup;
	}
	snd_soc_dapm_sync(dapm);

	anc_configure(codec, apply_fir, apply_iir);

	if (apply_fir) {
		if (drvdata->anc_status == ANC_IIR_CONFIGURED)
			drvdata->anc_status = ANC_FIR_IIR_CONFIGURED;
		else if (drvdata->anc_status != ANC_FIR_IIR_CONFIGURED)
			drvdata->anc_status =  ANC_FIR_CONFIGURED;
	}
	if (apply_iir) {
		if (drvdata->anc_status == ANC_FIR_CONFIGURED)
			drvdata->anc_status = ANC_FIR_IIR_CONFIGURED;
		else if (drvdata->anc_status != ANC_FIR_IIR_CONFIGURED)
			drvdata->anc_status =  ANC_IIR_CONFIGURED;
	}

	status = snd_soc_dapm_disable_pin(dapm, "ANC Configure Input");
	snd_soc_dapm_sync(dapm);

cleanup:
	mutex_unlock(&drvdata->ctrl_lock);

	if (status < 0)
		dev_err(dev, "%s: Unable to configure ANC! (status = %d)\n",
			__func__, status);

	dev_dbg(dev, "%s: Exit.\n", __func__);

	return (status < 0) ? status : 1;
}

static int filter_control_info(struct snd_kcontrol *kcontrol,
			struct snd_ctl_elem_info *uinfo)
{
	struct filter_control *fc =
			(struct filter_control *)kcontrol->private_value;

	uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
	uinfo->count = fc->count;
	uinfo->value.integer.min = fc->min;
	uinfo->value.integer.max = fc->max;

	return 0;
}

static int filter_control_get(struct snd_kcontrol *kcontrol,
			struct snd_ctl_elem_value *ucontrol)
{
	struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
	struct ab8500_codec_drvdata *drvdata = snd_soc_codec_get_drvdata(codec);
	struct filter_control *fc =
			(struct filter_control *)kcontrol->private_value;
	unsigned int i;

	mutex_lock(&drvdata->ctrl_lock);
	for (i = 0; i < fc->count; i++)
		ucontrol->value.integer.value[i] = fc->value[i];
	mutex_unlock(&drvdata->ctrl_lock);

	return 0;
}

static int filter_control_put(struct snd_kcontrol *kcontrol,
		struct snd_ctl_elem_value *ucontrol)
{
	struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
	struct ab8500_codec_drvdata *drvdata = snd_soc_codec_get_drvdata(codec);
	struct filter_control *fc =
			(struct filter_control *)kcontrol->private_value;
	unsigned int i;

	mutex_lock(&drvdata->ctrl_lock);
	for (i = 0; i < fc->count; i++)
		fc->value[i] = ucontrol->value.integer.value[i];
	mutex_unlock(&drvdata->ctrl_lock);

	return 0;
}

/*
 * Controls - Non-DAPM ASoC
 */

static DECLARE_TLV_DB_SCALE(adx_dig_gain_tlv, -3200, 100, 1);
/* -32dB = Mute */

static DECLARE_TLV_DB_SCALE(dax_dig_gain_tlv, -6300, 100, 1);
/* -63dB = Mute */

static DECLARE_TLV_DB_SCALE(hs_ear_dig_gain_tlv, -100, 100, 1);
/* -1dB = Mute */

static const DECLARE_TLV_DB_RANGE(hs_gain_tlv,
	0, 3, TLV_DB_SCALE_ITEM(-3200, 400, 0),
	4, 15, TLV_DB_SCALE_ITEM(-1800, 200, 0)
);

static DECLARE_TLV_DB_SCALE(mic_gain_tlv, 0, 100, 0);

static DECLARE_TLV_DB_SCALE(lin_gain_tlv, -1000, 200, 0);

static DECLARE_TLV_DB_SCALE(lin2hs_gain_tlv, -3800, 200, 1);
/* -38dB = Mute */

static const char * const enum_hsfadspeed[] = {"2ms", "0.5ms", "10.6ms",
					"5ms"};
static SOC_ENUM_SINGLE_DECL(soc_enum_hsfadspeed,
	AB8500_DIGMICCONF, AB8500_DIGMICCONF_HSFADSPEED, enum_hsfadspeed);

static const char * const enum_envdetthre[] = {
	"250mV", "300mV", "350mV", "400mV",
	"450mV", "500mV", "550mV", "600mV",
	"650mV", "700mV", "750mV", "800mV",
	"850mV", "900mV", "950mV", "1.00V" };
static SOC_ENUM_SINGLE_DECL(soc_enum_envdeththre,
	AB8500_ENVCPCONF, AB8500_ENVCPCONF_ENVDETHTHRE, enum_envdetthre);
static SOC_ENUM_SINGLE_DECL(soc_enum_envdetlthre,
	AB8500_ENVCPCONF, AB8500_ENVCPCONF_ENVDETLTHRE, enum_envdetthre);
static const char * const enum_envdettime[] = {
	"26.6us", "53.2us", "106us",  "213us",
	"426us",  "851us",  "1.70ms", "3.40ms",
	"6.81ms", "13.6ms", "27.2ms", "54.5ms",
	"109ms",  "218ms",  "436ms",  "872ms" };
static SOC_ENUM_SINGLE_DECL(soc_enum_envdettime,
	AB8500_SIGENVCONF, AB8500_SIGENVCONF_ENVDETTIME, enum_envdettime);

static const char * const enum_sinc31[] = {"Sinc 3", "Sinc 1"};
static SOC_ENUM_SINGLE_DECL(soc_enum_hsesinc, AB8500_HSLEARDIGGAIN,
			AB8500_HSLEARDIGGAIN_HSSINC1, enum_sinc31);

static const char * const enum_fadespeed[] = {"1ms", "4ms", "8ms", "16ms"};
static SOC_ENUM_SINGLE_DECL(soc_enum_fadespeed, AB8500_HSRDIGGAIN,
			AB8500_HSRDIGGAIN_FADESPEED, enum_fadespeed);

/* Earpiece */

static const char * const enum_lowpow[] = {"Normal", "Low Power"};
static SOC_ENUM_SINGLE_DECL(soc_enum_eardaclowpow, AB8500_ANACONF1,
			AB8500_ANACONF1_EARDACLOWPOW, enum_lowpow);
static SOC_ENUM_SINGLE_DECL(soc_enum_eardrvlowpow, AB8500_ANACONF1,
			AB8500_ANACONF1_EARDRVLOWPOW, enum_lowpow);

static const char * const enum_av_mode[] = {"Audio", "Voice"};
static SOC_ENUM_DOUBLE_DECL(soc_enum_ad12voice, AB8500_ADFILTCONF,
	AB8500_ADFILTCONF_AD1VOICE, AB8500_ADFILTCONF_AD2VOICE, enum_av_mode);
static SOC_ENUM_DOUBLE_DECL(soc_enum_ad34voice, AB8500_ADFILTCONF,
	AB8500_ADFILTCONF_AD3VOICE, AB8500_ADFILTCONF_AD4VOICE, enum_av_mode);

/* DA */

static SOC_ENUM_SINGLE_DECL(soc_enum_da12voice,
			AB8500_DASLOTCONF1, AB8500_DASLOTCONF1_DA12VOICE,
			enum_av_mode);
static SOC_ENUM_SINGLE_DECL(soc_enum_da34voice,
			AB8500_DASLOTCONF3, AB8500_DASLOTCONF3_DA34VOICE,
			enum_av_mode);
static SOC_ENUM_SINGLE_DECL(soc_enum_da56voice,
			AB8500_DASLOTCONF5, AB8500_DASLOTCONF5_DA56VOICE,
			enum_av_mode);

static const char * const enum_da2hslr[] = {"Sidetone", "Audio Path"};
static SOC_ENUM_DOUBLE_DECL(soc_enum_da2hslr, AB8500_DIGMULTCONF1,
			AB8500_DIGMULTCONF1_DATOHSLEN,
			AB8500_DIGMULTCONF1_DATOHSREN, enum_da2hslr);

static const char * const enum_sinc53[] = {"Sinc 5", "Sinc 3"};
static SOC_ENUM_DOUBLE_DECL(soc_enum_dmic12sinc, AB8500_DMICFILTCONF,
			AB8500_DMICFILTCONF_DMIC1SINC3,
			AB8500_DMICFILTCONF_DMIC2SINC3, enum_sinc53);
static SOC_ENUM_DOUBLE_DECL(soc_enum_dmic34sinc, AB8500_DMICFILTCONF,
			AB8500_DMICFILTCONF_DMIC3SINC3,
			AB8500_DMICFILTCONF_DMIC4SINC3, enum_sinc53);
static SOC_ENUM_DOUBLE_DECL(soc_enum_dmic56sinc, AB8500_DMICFILTCONF,
			AB8500_DMICFILTCONF_DMIC5SINC3,
			AB8500_DMICFILTCONF_DMIC6SINC3, enum_sinc53);

/* Digital interface - DA from slot mapping */
static const char * const enum_da_from_slot_map[] = {"SLOT0",
					"SLOT1",
					"SLOT2",
					"SLOT3",
					"SLOT4",
					"SLOT5",
					"SLOT6",
					"SLOT7",
					"SLOT8",
					"SLOT9",
					"SLOT10",
					"SLOT11",
					"SLOT12",
					"SLOT13",
					"SLOT14",
					"SLOT15",
					"SLOT16",
					"SLOT17",
					"SLOT18",
					"SLOT19",
					"SLOT20",
					"SLOT21",
					"SLOT22",
					"SLOT23",
					"SLOT24",
					"SLOT25",
					"SLOT26",
					"SLOT27",
					"SLOT28",
					"SLOT29",
					"SLOT30",
					"SLOT31"};
static SOC_ENUM_SINGLE_DECL(soc_enum_da1slotmap,
			AB8500_DASLOTCONF1, AB8500_DASLOTCONFX_SLTODAX_SHIFT,
			enum_da_from_slot_map);
static SOC_ENUM_SINGLE_DECL(soc_enum_da2slotmap,
			AB8500_DASLOTCONF2, AB8500_DASLOTCONFX_SLTODAX_SHIFT,
			enum_da_from_slot_map);
static SOC_ENUM_SINGLE_DECL(soc_enum_da3slotmap,
			AB8500_DASLOTCONF3, AB8500_DASLOTCONFX_SLTODAX_SHIFT,
			enum_da_from_slot_map);
static SOC_ENUM_SINGLE_DECL(soc_enum_da4slotmap,
			AB8500_DASLOTCONF4, AB8500_DASLOTCONFX_SLTODAX_SHIFT,
			enum_da_from_slot_map);
static SOC_ENUM_SINGLE_DECL(soc_enum_da5slotmap,
			AB8500_DASLOTCONF5, AB8500_DASLOTCONFX_SLTODAX_SHIFT,
			enum_da_from_slot_map);
static SOC_ENUM_SINGLE_DECL(soc_enum_da6slotmap,
			AB8500_DASLOTCONF6, AB8500_DASLOTCONFX_SLTODAX_SHIFT,
			enum_da_from_slot_map);
static SOC_ENUM_SINGLE_DECL(soc_enum_da7slotmap,
			AB8500_DASLOTCONF7, AB8500_DASLOTCONFX_SLTODAX_SHIFT,
			enum_da_from_slot_map);
static SOC_ENUM_SINGLE_DECL(soc_enum_da8slotmap,
			AB8500_DASLOTCONF8, AB8500_DASLOTCONFX_SLTODAX_SHIFT,
			enum_da_from_slot_map);

/* Digital interface - AD to slot mapping */
static const char * const enum_ad_to_slot_map[] = {"AD_OUT1",
					"AD_OUT2",
					"AD_OUT3",
					"AD_OUT4",
					"AD_OUT5",
					"AD_OUT6",
					"AD_OUT7",
					"AD_OUT8",
					"zeroes",
					"zeroes",
					"zeroes",
					"zeroes",
					"tristate",
					"tristate",
					"tristate",
					"tristate"};
static SOC_ENUM_SINGLE_DECL(soc_enum_adslot0map,
			AB8500_ADSLOTSEL1, AB8500_ADSLOTSELX_EVEN_SHIFT,
			enum_ad_to_slot_map);
static SOC_ENUM_SINGLE_DECL(soc_enum_adslot1map,
			AB8500_ADSLOTSEL1, AB8500_ADSLOTSELX_ODD_SHIFT,
			enum_ad_to_slot_map);
static SOC_ENUM_SINGLE_DECL(soc_enum_adslot2map,
			AB8500_ADSLOTSEL2, AB8500_ADSLOTSELX_EVEN_SHIFT,
			enum_ad_to_slot_map);
static SOC_ENUM_SINGLE_DECL(soc_enum_adslot3map,
			AB8500_ADSLOTSEL2, AB8500_ADSLOTSELX_ODD_SHIFT,
			enum_ad_to_slot_map);
static SOC_ENUM_SINGLE_DECL(soc_enum_adslot4map,
			AB8500_ADSLOTSEL3, AB8500_ADSLOTSELX_EVEN_SHIFT,
			enum_ad_to_slot_map);
static SOC_ENUM_SINGLE_DECL(soc_enum_adslot5map,
			AB8500_ADSLOTSEL3, AB8500_ADSLOTSELX_ODD_SHIFT,
			enum_ad_to_slot_map);
static SOC_ENUM_SINGLE_DECL(soc_enum_adslot6map,
			AB8500_ADSLOTSEL4, AB8500_ADSLOTSELX_EVEN_SHIFT,
			enum_ad_to_slot_map);
static SOC_ENUM_SINGLE_DECL(soc_enum_adslot7map,
			AB8500_ADSLOTSEL4, AB8500_ADSLOTSELX_ODD_SHIFT,
			enum_ad_to_slot_map);
static SOC_ENUM_SINGLE_DECL(soc_enum_adslot8map,
			AB8500_ADSLOTSEL5, AB8500_ADSLOTSELX_EVEN_SHIFT,
			enum_ad_to_slot_map);
static SOC_ENUM_SINGLE_DECL(soc_enum_adslot9map,
			AB8500_ADSLOTSEL5, AB8500_ADSLOTSELX_ODD_SHIFT,
			enum_ad_to_slot_map);
static SOC_ENUM_SINGLE_DECL(soc_enum_adslot10map,
			AB8500_ADSLOTSEL6, AB8500_ADSLOTSELX_EVEN_SHIFT,
			enum_ad_to_slot_map);
static SOC_ENUM_SINGLE_DECL(soc_enum_adslot11map,
			AB8500_ADSLOTSEL6, AB8500_ADSLOTSELX_ODD_SHIFT,
			enum_ad_to_slot_map);
static SOC_ENUM_SINGLE_DECL(soc_enum_adslot12map,
			AB8500_ADSLOTSEL7, AB8500_ADSLOTSELX_EVEN_SHIFT,
			enum_ad_to_slot_map);
static SOC_ENUM_SINGLE_DECL(soc_enum_adslot13map,
			AB8500_ADSLOTSEL7, AB8500_ADSLOTSELX_ODD_SHIFT,
			enum_ad_to_slot_map);
static SOC_ENUM_SINGLE_DECL(soc_enum_adslot14map,
			AB8500_ADSLOTSEL8, AB8500_ADSLOTSELX_EVEN_SHIFT,
			enum_ad_to_slot_map);
static SOC_ENUM_SINGLE_DECL(soc_enum_adslot15map,
			AB8500_ADSLOTSEL8, AB8500_ADSLOTSELX_ODD_SHIFT,
			enum_ad_to_slot_map);
static SOC_ENUM_SINGLE_DECL(soc_enum_adslot16map,
			AB8500_ADSLOTSEL9, AB8500_ADSLOTSELX_EVEN_SHIFT,
			enum_ad_to_slot_map);
static SOC_ENUM_SINGLE_DECL(soc_enum_adslot17map,
			AB8500_ADSLOTSEL9, AB8500_ADSLOTSELX_ODD_SHIFT,
			enum_ad_to_slot_map);
static SOC_ENUM_SINGLE_DECL(soc_enum_adslot18map,
			AB8500_ADSLOTSEL10, AB8500_ADSLOTSELX_EVEN_SHIFT,
			enum_ad_to_slot_map);
static SOC_ENUM_SINGLE_DECL(soc_enum_adslot19map,
			AB8500_ADSLOTSEL10, AB8500_ADSLOTSELX_ODD_SHIFT,
			enum_ad_to_slot_map);
static SOC_ENUM_SINGLE_DECL(soc_enum_adslot20map,
			AB8500_ADSLOTSEL11, AB8500_ADSLOTSELX_EVEN_SHIFT,
			enum_ad_to_slot_map);
static SOC_ENUM_SINGLE_DECL(soc_enum_adslot21map,
			AB8500_ADSLOTSEL11, AB8500_ADSLOTSELX_ODD_SHIFT,
			enum_ad_to_slot_map);
static SOC_ENUM_SINGLE_DECL(soc_enum_adslot22map,
			AB8500_ADSLOTSEL12, AB8500_ADSLOTSELX_EVEN_SHIFT,
			enum_ad_to_slot_map);
static SOC_ENUM_SINGLE_DECL(soc_enum_adslot23map,
			AB8500_ADSLOTSEL12, AB8500_ADSLOTSELX_ODD_SHIFT,
			enum_ad_to_slot_map);
static SOC_ENUM_SINGLE_DECL(soc_enum_adslot24map,
			AB8500_ADSLOTSEL13, AB8500_ADSLOTSELX_EVEN_SHIFT,
			enum_ad_to_slot_map);
static SOC_ENUM_SINGLE_DECL(soc_enum_adslot25map,
			AB8500_ADSLOTSEL13, AB8500_ADSLOTSELX_ODD_SHIFT,
			enum_ad_to_slot_map);
static SOC_ENUM_SINGLE_DECL(soc_enum_adslot26map,
			AB8500_ADSLOTSEL14, AB8500_ADSLOTSELX_EVEN_SHIFT,
			enum_ad_to_slot_map);
static SOC_ENUM_SINGLE_DECL(soc_enum_adslot27map,
			AB8500_ADSLOTSEL14, AB8500_ADSLOTSELX_ODD_SHIFT,
			enum_ad_to_slot_map);
static SOC_ENUM_SINGLE_DECL(soc_enum_adslot28map,
			AB8500_ADSLOTSEL15, AB8500_ADSLOTSELX_EVEN_SHIFT,
			enum_ad_to_slot_map);
static SOC_ENUM_SINGLE_DECL(soc_enum_adslot29map,
			AB8500_ADSLOTSEL15, AB8500_ADSLOTSELX_ODD_SHIFT,
			enum_ad_to_slot_map);
static SOC_ENUM_SINGLE_DECL(soc_enum_adslot30map,
			AB8500_ADSLOTSEL16, AB8500_ADSLOTSELX_EVEN_SHIFT,
			enum_ad_to_slot_map);
static SOC_ENUM_SINGLE_DECL(soc_enum_adslot31map,
			AB8500_ADSLOTSEL16, AB8500_ADSLOTSELX_ODD_SHIFT,
			enum_ad_to_slot_map);

/* Digital interface - Burst mode */
static const char * const enum_mask[] = {"Unmasked", "Masked"};
static SOC_ENUM_SINGLE_DECL(soc_enum_bfifomask,
			AB8500_FIFOCONF1, AB8500_FIFOCONF1_BFIFOMASK,
			enum_mask);
static const char * const enum_bitclk0[] = {"19_2_MHz", "38_4_MHz"};
static SOC_ENUM_SINGLE_DECL(soc_enum_bfifo19m2,
			AB8500_FIFOCONF1, AB8500_FIFOCONF1_BFIFO19M2,
			enum_bitclk0);
static const char * const enum_slavemaster[] = {"Slave", "Master"};
static SOC_ENUM_SINGLE_DECL(soc_enum_bfifomast,
			AB8500_FIFOCONF3, AB8500_FIFOCONF3_BFIFOMAST_SHIFT,
			enum_slavemaster);

/* Sidetone */
static SOC_ENUM_SINGLE_EXT_DECL(soc_enum_sidstate, enum_sid_state);

/* ANC */
static SOC_ENUM_SINGLE_EXT_DECL(soc_enum_ancstate, enum_anc_state);

static struct snd_kcontrol_new ab8500_ctrls[] = {
	/* Charge pump */
	SOC_ENUM("Charge Pump High Threshold For Low Voltage",
		soc_enum_envdeththre),
	SOC_ENUM("Charge Pump Low Threshold For Low Voltage",
		soc_enum_envdetlthre),
	SOC_SINGLE("Charge Pump Envelope Detection Switch",
		AB8500_SIGENVCONF, AB8500_SIGENVCONF_ENVDETCPEN,
		1, 0),
	SOC_ENUM("Charge Pump Envelope Detection Decay Time",
		soc_enum_envdettime),

	/* Headset */
	SOC_ENUM("Headset Mode", soc_enum_da12voice),
	SOC_SINGLE("Headset High Pass Switch",
		AB8500_ANACONF1, AB8500_ANACONF1_HSHPEN,
		1, 0),
	SOC_SINGLE("Headset Low Power Switch",
		AB8500_ANACONF1, AB8500_ANACONF1_HSLOWPOW,
		1, 0),
	SOC_SINGLE("Headset DAC Low Power Switch",
		AB8500_ANACONF1, AB8500_ANACONF1_DACLOWPOW1,
		1, 0),
	SOC_SINGLE("Headset DAC Drv Low Power Switch",
		AB8500_ANACONF1, AB8500_ANACONF1_DACLOWPOW0,
		1, 0),
	SOC_ENUM("Headset Fade Speed", soc_enum_hsfadspeed),
	SOC_ENUM("Headset Source", soc_enum_da2hslr),
	SOC_ENUM("Headset Filter", soc_enum_hsesinc),
	SOC_DOUBLE_R_TLV("Headset Master Volume",
		AB8500_DADIGGAIN1, AB8500_DADIGGAIN2,
		0, AB8500_DADIGGAINX_DAXGAIN_MAX, 1, dax_dig_gain_tlv),
	SOC_DOUBLE_R_TLV("Headset Digital Volume",
		AB8500_HSLEARDIGGAIN, AB8500_HSRDIGGAIN,
		0, AB8500_HSLEARDIGGAIN_HSLDGAIN_MAX, 1, hs_ear_dig_gain_tlv),
	SOC_DOUBLE_TLV("Headset Volume",
		AB8500_ANAGAIN3,
		AB8500_ANAGAIN3_HSLGAIN, AB8500_ANAGAIN3_HSRGAIN,
		AB8500_ANAGAIN3_HSXGAIN_MAX, 1, hs_gain_tlv),

	/* Earpiece */
	SOC_ENUM("Earpiece DAC Mode",
		soc_enum_eardaclowpow),
	SOC_ENUM("Earpiece DAC Drv Mode",
		soc_enum_eardrvlowpow),

	/* HandsFree */
	SOC_ENUM("HF Mode", soc_enum_da34voice),
	SOC_SINGLE("HF and Headset Swap Switch",
		AB8500_DASLOTCONF1, AB8500_DASLOTCONF1_SWAPDA12_34,
		1, 0),
	SOC_DOUBLE("HF Low EMI Mode Switch",
		AB8500_CLASSDCONF1,
		AB8500_CLASSDCONF1_HFLSWAPEN, AB8500_CLASSDCONF1_HFRSWAPEN,
		1, 0),
	SOC_DOUBLE("HF FIR Bypass Switch",
		AB8500_CLASSDCONF2,
		AB8500_CLASSDCONF2_FIRBYP0, AB8500_CLASSDCONF2_FIRBYP1,
		1, 0),
	SOC_DOUBLE("HF High Volume Switch",
		AB8500_CLASSDCONF2,
		AB8500_CLASSDCONF2_HIGHVOLEN0, AB8500_CLASSDCONF2_HIGHVOLEN1,
		1, 0),
	SOC_SINGLE("HF L and R Bridge Switch",
		AB8500_CLASSDCONF1, AB8500_CLASSDCONF1_PARLHF,
		1, 0),
	SOC_DOUBLE_R_TLV("HF Master Volume",
		AB8500_DADIGGAIN3, AB8500_DADIGGAIN4,
		0, AB8500_DADIGGAINX_DAXGAIN_MAX, 1, dax_dig_gain_tlv),

	/* Vibra */
	SOC_DOUBLE("Vibra High Volume Switch",
		AB8500_CLASSDCONF2,
		AB8500_CLASSDCONF2_HIGHVOLEN2, AB8500_CLASSDCONF2_HIGHVOLEN3,
		1, 0),
	SOC_DOUBLE("Vibra Low EMI Mode Switch",
		AB8500_CLASSDCONF1,
		AB8500_CLASSDCONF1_VIB1SWAPEN, AB8500_CLASSDCONF1_VIB2SWAPEN,
		1, 0),
	SOC_DOUBLE("Vibra FIR Bypass Switch",
		AB8500_CLASSDCONF2,
		AB8500_CLASSDCONF2_FIRBYP2, AB8500_CLASSDCONF2_FIRBYP3,
		1, 0),
	SOC_ENUM("Vibra Mode", soc_enum_da56voice),
	SOC_DOUBLE_R("Vibra PWM Duty Cycle N",
		AB8500_PWMGENCONF3, AB8500_PWMGENCONF5,
		AB8500_PWMGENCONFX_PWMVIBXDUTCYC,
		AB8500_PWMGENCONFX_PWMVIBXDUTCYC_MAX, 0),
	SOC_DOUBLE_R("Vibra PWM Duty Cycle P",
		AB8500_PWMGENCONF2, AB8500_PWMGENCONF4,
		AB8500_PWMGENCONFX_PWMVIBXDUTCYC,
		AB8500_PWMGENCONFX_PWMVIBXDUTCYC_MAX, 0),
	SOC_SINGLE("Vibra 1 and 2 Bridge Switch",
		AB8500_CLASSDCONF1, AB8500_CLASSDCONF1_PARLVIB,
		1, 0),
	SOC_DOUBLE_R_TLV("Vibra Master Volume",
		AB8500_DADIGGAIN5, AB8500_DADIGGAIN6,
		0, AB8500_DADIGGAINX_DAXGAIN_MAX, 1, dax_dig_gain_tlv),

	/* HandsFree, Vibra */
	SOC_SINGLE("ClassD High Pass Volume",
		AB8500_CLASSDCONF3, AB8500_CLASSDCONF3_DITHHPGAIN,
		AB8500_CLASSDCONF3_DITHHPGAIN_MAX, 0),
	SOC_SINGLE("ClassD White Volume",
		AB8500_CLASSDCONF3, AB8500_CLASSDCONF3_DITHWGAIN,
		AB8500_CLASSDCONF3_DITHWGAIN_MAX, 0),

	/* Mic 1, Mic 2, LineIn */
	SOC_DOUBLE_R_TLV("Mic Master Volume",
		AB8500_ADDIGGAIN3, AB8500_ADDIGGAIN4,
		0, AB8500_ADDIGGAINX_ADXGAIN_MAX, 1, adx_dig_gain_tlv),

	/* Mic 1 */
	SOC_SINGLE_TLV("Mic 1",
		AB8500_ANAGAIN1,
		AB8500_ANAGAINX_MICXGAIN,
		AB8500_ANAGAINX_MICXGAIN_MAX, 0, mic_gain_tlv),
	SOC_SINGLE("Mic 1 Low Power Switch",
		AB8500_ANAGAIN1, AB8500_ANAGAINX_LOWPOWMICX,
		1, 0),

	/* Mic 2 */
	SOC_DOUBLE("Mic High Pass Switch",
		AB8500_ADFILTCONF,
		AB8500_ADFILTCONF_AD3NH, AB8500_ADFILTCONF_AD4NH,
		1, 1),
	SOC_ENUM("Mic Mode", soc_enum_ad34voice),
	SOC_ENUM("Mic Filter", soc_enum_dmic34sinc),
	SOC_SINGLE_TLV("Mic 2",
		AB8500_ANAGAIN2,
		AB8500_ANAGAINX_MICXGAIN,
		AB8500_ANAGAINX_MICXGAIN_MAX, 0, mic_gain_tlv),
	SOC_SINGLE("Mic 2 Low Power Switch",
		AB8500_ANAGAIN2, AB8500_ANAGAINX_LOWPOWMICX,
		1, 0),

	/* LineIn */
	SOC_DOUBLE("LineIn High Pass Switch",
		AB8500_ADFILTCONF,
		AB8500_ADFILTCONF_AD1NH, AB8500_ADFILTCONF_AD2NH,
		1, 1),
	SOC_ENUM("LineIn Filter", soc_enum_dmic12sinc),
	SOC_ENUM("LineIn Mode", soc_enum_ad12voice),
	SOC_DOUBLE_R_TLV("LineIn Master Volume",
		AB8500_ADDIGGAIN1, AB8500_ADDIGGAIN2,
		0, AB8500_ADDIGGAINX_ADXGAIN_MAX, 1, adx_dig_gain_tlv),
	SOC_DOUBLE_TLV("LineIn",
		AB8500_ANAGAIN4,
		AB8500_ANAGAIN4_LINLGAIN, AB8500_ANAGAIN4_LINRGAIN,
		AB8500_ANAGAIN4_LINXGAIN_MAX, 0, lin_gain_tlv),
	SOC_DOUBLE_R_TLV("LineIn to Headset Volume",
		AB8500_DIGLINHSLGAIN, AB8500_DIGLINHSRGAIN,
		AB8500_DIGLINHSXGAIN_LINTOHSXGAIN,
		AB8500_DIGLINHSXGAIN_LINTOHSXGAIN_MAX,
		1, lin2hs_gain_tlv),

	/* DMic */
	SOC_ENUM("DMic Filter", soc_enum_dmic56sinc),
	SOC_DOUBLE_R_TLV("DMic Master Volume",
		AB8500_ADDIGGAIN5, AB8500_ADDIGGAIN6,
		0, AB8500_ADDIGGAINX_ADXGAIN_MAX, 1, adx_dig_gain_tlv),

	/* Digital gains */
	SOC_ENUM("Digital Gain Fade Speed", soc_enum_fadespeed),

	/* Analog loopback */
	SOC_DOUBLE_R_TLV("Analog Loopback Volume",
		AB8500_ADDIGLOOPGAIN1, AB8500_ADDIGLOOPGAIN2,
		0, AB8500_ADDIGLOOPGAINX_ADXLBGAIN_MAX, 1, dax_dig_gain_tlv),

	/* Digital interface - DA from slot mapping */
	SOC_ENUM("Digital Interface DA 1 From Slot Map", soc_enum_da1slotmap),
	SOC_ENUM("Digital Interface DA 2 From Slot Map", soc_enum_da2slotmap),
	SOC_ENUM("Digital Interface DA 3 From Slot Map", soc_enum_da3slotmap),
	SOC_ENUM("Digital Interface DA 4 From Slot Map", soc_enum_da4slotmap),
	SOC_ENUM("Digital Interface DA 5 From Slot Map", soc_enum_da5slotmap),
	SOC_ENUM("Digital Interface DA 6 From Slot Map", soc_enum_da6slotmap),
	SOC_ENUM("Digital Interface DA 7 From Slot Map", soc_enum_da7slotmap),
	SOC_ENUM("Digital Interface DA 8 From Slot Map", soc_enum_da8slotmap),

	/* Digital interface - AD to slot mapping */
	SOC_ENUM("Digital Interface AD To Slot 0 Map", soc_enum_adslot0map),
	SOC_ENUM("Digital Interface AD To Slot 1 Map", soc_enum_adslot1map),
	SOC_ENUM("Digital Interface AD To Slot 2 Map", soc_enum_adslot2map),
	SOC_ENUM("Digital Interface AD To Slot 3 Map", soc_enum_adslot3map),
	SOC_ENUM("Digital Interface AD To Slot 4 Map", soc_enum_adslot4map),
	SOC_ENUM("Digital Interface AD To Slot 5 Map", soc_enum_adslot5map),
	SOC_ENUM("Digital Interface AD To Slot 6 Map", soc_enum_adslot6map),
	SOC_ENUM("Digital Interface AD To Slot 7 Map", soc_enum_adslot7map),
	SOC_ENUM("Digital Interface AD To Slot 8 Map", soc_enum_adslot8map),
	SOC_ENUM("Digital Interface AD To Slot 9 Map", soc_enum_adslot9map),
	SOC_ENUM("Digital Interface AD To Slot 10 Map", soc_enum_adslot10map),
	SOC_ENUM("Digital Interface AD To Slot 11 Map", soc_enum_adslot11map),
	SOC_ENUM("Digital Interface AD To Slot 12 Map", soc_enum_adslot12map),
	SOC_ENUM("Digital Interface AD To Slot 13 Map", soc_enum_adslot13map),
	SOC_ENUM("Digital Interface AD To Slot 14 Map", soc_enum_adslot14map),
	SOC_ENUM("Digital Interface AD To Slot 15 Map", soc_enum_adslot15map),
	SOC_ENUM("Digital Interface AD To Slot 16 Map", soc_enum_adslot16map),
	SOC_ENUM("Digital Interface AD To Slot 17 Map", soc_enum_adslot17map),
	SOC_ENUM("Digital Interface AD To Slot 18 Map", soc_enum_adslot18map),
	SOC_ENUM("Digital Interface AD To Slot 19 Map", soc_enum_adslot19map),
	SOC_ENUM("Digital Interface AD To Slot 20 Map", soc_enum_adslot20map),
	SOC_ENUM("Digital Interface AD To Slot 21 Map", soc_enum_adslot21map),
	SOC_ENUM("Digital Interface AD To Slot 22 Map", soc_enum_adslot22map),
	SOC_ENUM("Digital Interface AD To Slot 23 Map", soc_enum_adslot23map),
	SOC_ENUM("Digital Interface AD To Slot 24 Map", soc_enum_adslot24map),
	SOC_ENUM("Digital Interface AD To Slot 25 Map", soc_enum_adslot25map),
	SOC_ENUM("Digital Interface AD To Slot 26 Map", soc_enum_adslot26map),
	SOC_ENUM("Digital Interface AD To Slot 27 Map", soc_enum_adslot27map),
	SOC_ENUM("Digital Interface AD To Slot 28 Map", soc_enum_adslot28map),
	SOC_ENUM("Digital Interface AD To Slot 29 Map", soc_enum_adslot29map),
	SOC_ENUM("Digital Interface AD To Slot 30 Map", soc_enum_adslot30map),
	SOC_ENUM("Digital Interface AD To Slot 31 Map", soc_enum_adslot31map),

	/* Digital interface - Loopback */
	SOC_SINGLE("Digital Interface AD 1 Loopback Switch",
		AB8500_DASLOTCONF1, AB8500_DASLOTCONF1_DAI7TOADO1,
		1, 0),
	SOC_SINGLE("Digital Interface AD 2 Loopback Switch",
		AB8500_DASLOTCONF2, AB8500_DASLOTCONF2_DAI8TOADO2,
		1, 0),
	SOC_SINGLE("Digital Interface AD 3 Loopback Switch",
		AB8500_DASLOTCONF3, AB8500_DASLOTCONF3_DAI7TOADO3,
		1, 0),
	SOC_SINGLE("Digital Interface AD 4 Loopback Switch",
		AB8500_DASLOTCONF4, AB8500_DASLOTCONF4_DAI8TOADO4,
		1, 0),
	SOC_SINGLE("Digital Interface AD 5 Loopback Switch",
		AB8500_DASLOTCONF5, AB8500_DASLOTCONF5_DAI7TOADO5,
		1, 0),
	SOC_SINGLE("Digital Interface AD 6 Loopback Switch",
		AB8500_DASLOTCONF6, AB8500_DASLOTCONF6_DAI8TOADO6,
		1, 0),
	SOC_SINGLE("Digital Interface AD 7 Loopback Switch",
		AB8500_DASLOTCONF7, AB8500_DASLOTCONF7_DAI8TOADO7,
		1, 0),
	SOC_SINGLE("Digital Interface AD 8 Loopback Switch",
		AB8500_DASLOTCONF8, AB8500_DASLOTCONF8_DAI7TOADO8,
		1, 0),

	/* Digital interface - Burst FIFO */
	SOC_SINGLE("Digital Interface 0 FIFO Enable Switch",
		AB8500_DIGIFCONF3, AB8500_DIGIFCONF3_IF0BFIFOEN,
		1, 0),
	SOC_ENUM("Burst FIFO Mask", soc_enum_bfifomask),
	SOC_ENUM("Burst FIFO Bit-clock Frequency", soc_enum_bfifo19m2),
	SOC_SINGLE("Burst FIFO Threshold",
		AB8500_FIFOCONF1, AB8500_FIFOCONF1_BFIFOINT_SHIFT,
		AB8500_FIFOCONF1_BFIFOINT_MAX, 0),
	SOC_SINGLE("Burst FIFO Length",
		AB8500_FIFOCONF2, AB8500_FIFOCONF2_BFIFOTX_SHIFT,
		AB8500_FIFOCONF2_BFIFOTX_MAX, 0),
	SOC_SINGLE("Burst FIFO EOS Extra Slots",
		AB8500_FIFOCONF3, AB8500_FIFOCONF3_BFIFOEXSL_SHIFT,
		AB8500_FIFOCONF3_BFIFOEXSL_MAX, 0),
	SOC_SINGLE("Burst FIFO FS Extra Bit-clocks",
		AB8500_FIFOCONF3, AB8500_FIFOCONF3_PREBITCLK0_SHIFT,
		AB8500_FIFOCONF3_PREBITCLK0_MAX, 0),
	SOC_ENUM("Burst FIFO Interface Mode", soc_enum_bfifomast),

	SOC_SINGLE("Burst FIFO Interface Switch",
		AB8500_FIFOCONF3, AB8500_FIFOCONF3_BFIFORUN_SHIFT,
		1, 0),
	SOC_SINGLE("Burst FIFO Switch Frame Number",
		AB8500_FIFOCONF4, AB8500_FIFOCONF4_BFIFOFRAMSW_SHIFT,
		AB8500_FIFOCONF4_BFIFOFRAMSW_MAX, 0),
	SOC_SINGLE("Burst FIFO Wake Up Delay",
		AB8500_FIFOCONF5, AB8500_FIFOCONF5_BFIFOWAKEUP_SHIFT,
		AB8500_FIFOCONF5_BFIFOWAKEUP_MAX, 0),
	SOC_SINGLE("Burst FIFO Samples In FIFO",
		AB8500_FIFOCONF6, AB8500_FIFOCONF6_BFIFOSAMPLE_SHIFT,
		AB8500_FIFOCONF6_BFIFOSAMPLE_MAX, 0),

	/* ANC */
	SOC_ENUM_EXT("ANC Status", soc_enum_ancstate,
		anc_status_control_get, anc_status_control_put),
	SOC_SINGLE_XR_SX("ANC Warp Delay Shift",
		AB8500_ANCCONF2, 1, AB8500_ANCCONF2_SHIFT,
		AB8500_ANCCONF2_MIN, AB8500_ANCCONF2_MAX, 0),
	SOC_SINGLE_XR_SX("ANC FIR Output Shift",
		AB8500_ANCCONF3, 1, AB8500_ANCCONF3_SHIFT,
		AB8500_ANCCONF3_MIN, AB8500_ANCCONF3_MAX, 0),
	SOC_SINGLE_XR_SX("ANC IIR Output Shift",
		AB8500_ANCCONF4, 1, AB8500_ANCCONF4_SHIFT,
		AB8500_ANCCONF4_MIN, AB8500_ANCCONF4_MAX, 0),
	SOC_SINGLE_XR_SX("ANC Warp Delay",
		AB8500_ANCCONF9, 2, AB8500_ANC_WARP_DELAY_SHIFT,
		AB8500_ANC_WARP_DELAY_MIN, AB8500_ANC_WARP_DELAY_MAX, 0),

	/* Sidetone */
	SOC_ENUM_EXT("Sidetone Status", soc_enum_sidstate,
		sid_status_control_get, sid_status_control_put),
	SOC_SINGLE_STROBE("Sidetone Reset",
		AB8500_SIDFIRADR, AB8500_SIDFIRADR_FIRSIDSET, 0),
};

static struct snd_kcontrol_new ab8500_filter_controls[] = {
	AB8500_FILTER_CONTROL("ANC FIR Coefficients", AB8500_ANC_FIR_COEFFS,
		AB8500_ANC_FIR_COEFF_MIN, AB8500_ANC_FIR_COEFF_MAX),
	AB8500_FILTER_CONTROL("ANC IIR Coefficients", AB8500_ANC_IIR_COEFFS,
		AB8500_ANC_IIR_COEFF_MIN, AB8500_ANC_IIR_COEFF_MAX),
	AB8500_FILTER_CONTROL("Sidetone FIR Coefficients",
			AB8500_SID_FIR_COEFFS, AB8500_SID_FIR_COEFF_MIN,
			AB8500_SID_FIR_COEFF_MAX)
};
enum ab8500_filter {
	AB8500_FILTER_ANC_FIR = 0,
	AB8500_FILTER_ANC_IIR = 1,
	AB8500_FILTER_SID_FIR = 2,
};

/*
 * Extended interface for codec-driver
 */

static int ab8500_audio_init_audioblock(struct snd_soc_codec *codec)
{
	int status;

	dev_dbg(codec->dev, "%s: Enter.\n", __func__);

	/* Reset audio-registers and disable 32kHz-clock output 2 */
	status = ab8500_sysctrl_write(AB8500_STW4500CTRL3,
				AB8500_STW4500CTRL3_CLK32KOUT2DIS |
					AB8500_STW4500CTRL3_RESETAUDN,
				AB8500_STW4500CTRL3_RESETAUDN);
	if (status < 0)
		return status;

	return 0;
}

static int ab8500_audio_setup_mics(struct snd_soc_codec *codec,
			struct amic_settings *amics)
{
	struct snd_soc_dapm_context *dapm = snd_soc_codec_get_dapm(codec);
	u8 value8;
	unsigned int value;
	int status;
	const struct snd_soc_dapm_route *route;

	dev_dbg(codec->dev, "%s: Enter.\n", __func__);

	/* Set DMic-clocks to outputs */
	status = abx500_get_register_interruptible(codec->dev, AB8500_MISC,
						AB8500_GPIO_DIR4_REG,
						&value8);
	if (status < 0)
		return status;
	value = value8 | GPIO27_DIR_OUTPUT | GPIO29_DIR_OUTPUT |
		GPIO31_DIR_OUTPUT;
	status = abx500_set_register_interruptible(codec->dev,
						AB8500_MISC,
						AB8500_GPIO_DIR4_REG,
						value);
	if (status < 0)
		return status;

	/* Attach regulators to AMic DAPM-paths */
	dev_dbg(codec->dev, "%s: Mic 1a regulator: %s\n", __func__,
		amic_micbias_str(amics->mic1a_micbias));
	route = &ab8500_dapm_routes_mic1a_vamicx[amics->mic1a_micbias];
	status = snd_soc_dapm_add_routes(dapm, route, 1);
	dev_dbg(codec->dev, "%s: Mic 1b regulator: %s\n", __func__,
		amic_micbias_str(amics->mic1b_micbias));
	route = &ab8500_dapm_routes_mic1b_vamicx[amics->mic1b_micbias];
	status |= snd_soc_dapm_add_routes(dapm, route, 1);
	dev_dbg(codec->dev, "%s: Mic 2 regulator: %s\n", __func__,
		amic_micbias_str(amics->mic2_micbias));
	route = &ab8500_dapm_routes_mic2_vamicx[amics->mic2_micbias];
	status |= snd_soc_dapm_add_routes(dapm, route, 1);
	if (status < 0) {
		dev_err(codec->dev,
			"%s: Failed to add AMic-regulator DAPM-routes (%d).\n",
			__func__, status);
		return status;
	}

	/* Set AMic-configuration */
	dev_dbg(codec->dev, "%s: Mic 1 mic-type: %s\n", __func__,
		amic_type_str(amics->mic1_type));
	snd_soc_update_bits(codec, AB8500_ANAGAIN1, AB8500_ANAGAINX_ENSEMICX,
			amics->mic1_type == AMIC_TYPE_DIFFERENTIAL ?
				0 : AB8500_ANAGAINX_ENSEMICX);
	dev_dbg(codec->dev, "%s: Mic 2 mic-type: %s\n", __func__,
		amic_type_str(amics->mic2_type));
	snd_soc_update_bits(codec, AB8500_ANAGAIN2, AB8500_ANAGAINX_ENSEMICX,
			amics->mic2_type == AMIC_TYPE_DIFFERENTIAL ?
				0 : AB8500_ANAGAINX_ENSEMICX);

	return 0;
}

static int ab8500_audio_set_ear_cmv(struct snd_soc_codec *codec,
				enum ear_cm_voltage ear_cmv)
{
	char *cmv_str;

	switch (ear_cmv) {
	case EAR_CMV_0_95V:
		cmv_str = "0.95V";
		break;
	case EAR_CMV_1_10V:
		cmv_str = "1.10V";
		break;
	case EAR_CMV_1_27V:
		cmv_str = "1.27V";
		break;
	case EAR_CMV_1_58V:
		cmv_str = "1.58V";
		break;
	default:
		dev_err(codec->dev,
			"%s: Unknown earpiece CM-voltage (%d)!\n",
			__func__, (int)ear_cmv);
		return -EINVAL;
	}
	dev_dbg(codec->dev, "%s: Earpiece CM-voltage: %s\n", __func__,
		cmv_str);
	snd_soc_update_bits(codec, AB8500_ANACONF1, AB8500_ANACONF1_EARSELCM,
			ear_cmv);

	return 0;
}

static int ab8500_audio_set_bit_delay(struct snd_soc_dai *dai,
				unsigned int delay)
{
	unsigned int mask, val;
	struct snd_soc_codec *codec = dai->codec;

	mask = BIT(AB8500_DIGIFCONF2_IF0DEL);
	val = 0;

	switch (delay) {
	case 0:
		break;
	case 1:
		val |= BIT(AB8500_DIGIFCONF2_IF0DEL);
		break;
	default:
		dev_err(dai->codec->dev,
			"%s: ERROR: Unsupported bit-delay (0x%x)!\n",
			__func__, delay);
		return -EINVAL;
	}

	dev_dbg(dai->codec->dev, "%s: IF0 Bit-delay: %d bits.\n",
		__func__, delay);
	snd_soc_update_bits(codec, AB8500_DIGIFCONF2, mask, val);

	return 0;
}

/* Gates clocking according format mask */
static int ab8500_codec_set_dai_clock_gate(struct snd_soc_codec *codec,
					unsigned int fmt)
{
	unsigned int mask;
	unsigned int val;

	mask = BIT(AB8500_DIGIFCONF1_ENMASTGEN) |
			BIT(AB8500_DIGIFCONF1_ENFSBITCLK0);

	val = BIT(AB8500_DIGIFCONF1_ENMASTGEN);

	switch (fmt & SND_SOC_DAIFMT_CLOCK_MASK) {
	case SND_SOC_DAIFMT_CONT: /* continuous clock */
		dev_dbg(codec->dev, "%s: IF0 Clock is continuous.\n",
			__func__);
		val |= BIT(AB8500_DIGIFCONF1_ENFSBITCLK0);
		break;
	case SND_SOC_DAIFMT_GATED: /* clock is gated */
		dev_dbg(codec->dev, "%s: IF0 Clock is gated.\n",
			__func__);
		break;
	default:
		dev_err(codec->dev,
			"%s: ERROR: Unsupported clock mask (0x%x)!\n",
			__func__, fmt & SND_SOC_DAIFMT_CLOCK_MASK);
		return -EINVAL;
	}

	snd_soc_update_bits(codec, AB8500_DIGIFCONF1, mask, val);

	return 0;
}

static int ab8500_codec_set_dai_fmt(struct snd_soc_dai *dai, unsigned int fmt)
{
	unsigned int mask;
	unsigned int val;
	struct snd_soc_codec *codec = dai->codec;
	int status;

	dev_dbg(codec->dev, "%s: Enter (fmt = 0x%x)\n", __func__, fmt);

	mask = BIT(AB8500_DIGIFCONF3_IF1DATOIF0AD) |
			BIT(AB8500_DIGIFCONF3_IF1CLKTOIF0CLK) |
			BIT(AB8500_DIGIFCONF3_IF0BFIFOEN) |
			BIT(AB8500_DIGIFCONF3_IF0MASTER);
	val = 0;

	switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
	case SND_SOC_DAIFMT_CBM_CFM: /* codec clk & FRM master */
		dev_dbg(dai->codec->dev,
			"%s: IF0 Master-mode: AB8500 master.\n", __func__);
		val |= BIT(AB8500_DIGIFCONF3_IF0MASTER);
		break;
	case SND_SOC_DAIFMT_CBS_CFS: /* codec clk & FRM slave */
		dev_dbg(dai->codec->dev,
			"%s: IF0 Master-mode: AB8500 slave.\n", __func__);
		break;
	case SND_SOC_DAIFMT_CBS_CFM: /* codec clk slave & FRM master */
	case SND_SOC_DAIFMT_CBM_CFS: /* codec clk master & frame slave */
		dev_err(dai->codec->dev,
			"%s: ERROR: The device is either a master or a slave.\n",
			__func__);
	default:
		dev_err(dai->codec->dev,
			"%s: ERROR: Unsupporter master mask 0x%x\n",
			__func__, fmt & SND_SOC_DAIFMT_MASTER_MASK);
		return -EINVAL;
	}

	snd_soc_update_bits(codec, AB8500_DIGIFCONF3, mask, val);

	/* Set clock gating */
	status = ab8500_codec_set_dai_clock_gate(codec, fmt);
	if (status) {
		dev_err(dai->codec->dev,
			"%s: ERROR: Failed to set clock gate (%d).\n",
			__func__, status);
		return status;
	}

	/* Setting data transfer format */

	mask = BIT(AB8500_DIGIFCONF2_IF0FORMAT0) |
		BIT(AB8500_DIGIFCONF2_IF0FORMAT1) |
		BIT(AB8500_DIGIFCONF2_FSYNC0P) |
		BIT(AB8500_DIGIFCONF2_BITCLK0P);
	val = 0;

	switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
	case SND_SOC_DAIFMT_I2S: /* I2S mode */
		dev_dbg(dai->codec->dev, "%s: IF0 Protocol: I2S\n", __func__);
		val |= BIT(AB8500_DIGIFCONF2_IF0FORMAT1);
		ab8500_audio_set_bit_delay(dai, 0);
		break;

	case SND_SOC_DAIFMT_DSP_A: /* L data MSB after FRM LRC */
		dev_dbg(dai->codec->dev,
			"%s: IF0 Protocol: DSP A (TDM)\n", __func__);
		val |= BIT(AB8500_DIGIFCONF2_IF0FORMAT0);
		ab8500_audio_set_bit_delay(dai, 1);
		break;

	case SND_SOC_DAIFMT_DSP_B: /* L data MSB during FRM LRC */
		dev_dbg(dai->codec->dev,
			"%s: IF0 Protocol: DSP B (TDM)\n", __func__);
		val |= BIT(AB8500_DIGIFCONF2_IF0FORMAT0);
		ab8500_audio_set_bit_delay(dai, 0);
		break;

	default:
		dev_err(dai->codec->dev,
			"%s: ERROR: Unsupported format (0x%x)!\n",
			__func__, fmt & SND_SOC_DAIFMT_FORMAT_MASK);
		return -EINVAL;
	}

	switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
	case SND_SOC_DAIFMT_NB_NF: /* normal bit clock + frame */
		dev_dbg(dai->codec->dev,
			"%s: IF0: Normal bit clock, normal frame\n",
			__func__);
		break;
	case SND_SOC_DAIFMT_NB_IF: /* normal BCLK + inv FRM */
		dev_dbg(dai->codec->dev,
			"%s: IF0: Normal bit clock, inverted frame\n",
			__func__);
		val |= BIT(AB8500_DIGIFCONF2_FSYNC0P);
		break;
	case SND_SOC_DAIFMT_IB_NF: /* invert BCLK + nor FRM */
		dev_dbg(dai->codec->dev,
			"%s: IF0: Inverted bit clock, normal frame\n",
			__func__);
		val |= BIT(AB8500_DIGIFCONF2_BITCLK0P);
		break;
	case SND_SOC_DAIFMT_IB_IF: /* invert BCLK + FRM */
		dev_dbg(dai->codec->dev,
			"%s: IF0: Inverted bit clock, inverted frame\n",
			__func__);
		val |= BIT(AB8500_DIGIFCONF2_FSYNC0P);
		val |= BIT(AB8500_DIGIFCONF2_BITCLK0P);
		break;
	default:
		dev_err(dai->codec->dev,
			"%s: ERROR: Unsupported INV mask 0x%x\n",
			__func__, fmt & SND_SOC_DAIFMT_INV_MASK);
		return -EINVAL;
	}

	snd_soc_update_bits(codec, AB8500_DIGIFCONF2, mask, val);

	return 0;
}

static int ab8500_codec_set_dai_tdm_slot(struct snd_soc_dai *dai,
		unsigned int tx_mask, unsigned int rx_mask,
		int slots, int slot_width)
{
	struct snd_soc_codec *codec = dai->codec;
	unsigned int val, mask, slot, slots_active;

	mask = BIT(AB8500_DIGIFCONF2_IF0WL0) |
		BIT(AB8500_DIGIFCONF2_IF0WL1);
	val = 0;

	switch (slot_width) {
	case 16:
		break;
	case 20:
		val |= BIT(AB8500_DIGIFCONF2_IF0WL0);
		break;
	case 24:
		val |= BIT(AB8500_DIGIFCONF2_IF0WL1);
		break;
	case 32:
		val |= BIT(AB8500_DIGIFCONF2_IF0WL1) |
			BIT(AB8500_DIGIFCONF2_IF0WL0);
		break;
	default:
		dev_err(dai->codec->dev, "%s: Unsupported slot-width 0x%x\n",
			__func__, slot_width);
		return -EINVAL;
	}

	dev_dbg(dai->codec->dev, "%s: IF0 slot-width: %d bits.\n",
		__func__, slot_width);
	snd_soc_update_bits(codec, AB8500_DIGIFCONF2, mask, val);

	/* Setup TDM clocking according to slot count */
	dev_dbg(dai->codec->dev, "%s: Slots, total: %d\n", __func__, slots);
	mask = BIT(AB8500_DIGIFCONF1_IF0BITCLKOS0) |
			BIT(AB8500_DIGIFCONF1_IF0BITCLKOS1);
	switch (slots) {
	case 2:
		val = AB8500_MASK_NONE;
		break;
	case 4:
		val = BIT(AB8500_DIGIFCONF1_IF0BITCLKOS0);
		break;
	case 8:
		val = BIT(AB8500_DIGIFCONF1_IF0BITCLKOS1);
		break;
	case 16:
		val = BIT(AB8500_DIGIFCONF1_IF0BITCLKOS0) |
			BIT(AB8500_DIGIFCONF1_IF0BITCLKOS1);
		break;
	default:
		dev_err(dai->codec->dev,
			"%s: ERROR: Unsupported number of slots (%d)!\n",
			__func__, slots);
		return -EINVAL;
	}
	snd_soc_update_bits(codec, AB8500_DIGIFCONF1, mask, val);

	/* Setup TDM DA according to active tx slots */

	if (tx_mask & ~0xff)
		return -EINVAL;

	mask = AB8500_DASLOTCONFX_SLTODAX_MASK;
	tx_mask = tx_mask << AB8500_DA_DATA0_OFFSET;
	slots_active = hweight32(tx_mask);

	dev_dbg(dai->codec->dev, "%s: Slots, active, TX: %d\n", __func__,
		slots_active);

	switch (slots_active) {
	case 0:
		break;
	case 1:
		slot = ffs(tx_mask);
		snd_soc_update_bits(codec, AB8500_DASLOTCONF1, mask, slot);
		snd_soc_update_bits(codec, AB8500_DASLOTCONF3, mask, slot);
		snd_soc_update_bits(codec, AB8500_DASLOTCONF2, mask, slot);
		snd_soc_update_bits(codec, AB8500_DASLOTCONF4, mask, slot);
		break;
	case 2:
		slot = ffs(tx_mask);
		snd_soc_update_bits(codec, AB8500_DASLOTCONF1, mask, slot);
		snd_soc_update_bits(codec, AB8500_DASLOTCONF3, mask, slot);
		slot = fls(tx_mask);
		snd_soc_update_bits(codec, AB8500_DASLOTCONF2, mask, slot);
		snd_soc_update_bits(codec, AB8500_DASLOTCONF4, mask, slot);
		break;
	case 8:
		dev_dbg(dai->codec->dev,
			"%s: In 8-channel mode DA-from-slot mapping is set manually.",
			__func__);
		break;
	default:
		dev_err(dai->codec->dev,
			"%s: Unsupported number of active TX-slots (%d)!\n",
			__func__, slots_active);
		return -EINVAL;
	}

	/* Setup TDM AD according to active RX-slots */

	if (rx_mask & ~0xff)
		return -EINVAL;

	rx_mask = rx_mask << AB8500_AD_DATA0_OFFSET;
	slots_active = hweight32(rx_mask);

	dev_dbg(dai->codec->dev, "%s: Slots, active, RX: %d\n", __func__,
		slots_active);

	switch (slots_active) {
	case 0:
		break;
	case 1:
		slot = ffs(rx_mask);
		snd_soc_update_bits(codec, AB8500_ADSLOTSEL(slot),
				AB8500_MASK_SLOT(slot),
				AB8500_ADSLOTSELX_AD_OUT_TO_SLOT(AB8500_AD_OUT3, slot));
		break;
	case 2:
		slot = ffs(rx_mask);
		snd_soc_update_bits(codec,
				AB8500_ADSLOTSEL(slot),
				AB8500_MASK_SLOT(slot),
				AB8500_ADSLOTSELX_AD_OUT_TO_SLOT(AB8500_AD_OUT3, slot));
		slot = fls(rx_mask);
		snd_soc_update_bits(codec,
				AB8500_ADSLOTSEL(slot),
				AB8500_MASK_SLOT(slot),
				AB8500_ADSLOTSELX_AD_OUT_TO_SLOT(AB8500_AD_OUT2, slot));
		break;
	case 8:
		dev_dbg(dai->codec->dev,
			"%s: In 8-channel mode AD-to-slot mapping is set manually.",
			__func__);
		break;
	default:
		dev_err(dai->codec->dev,
			"%s: Unsupported number of active RX-slots (%d)!\n",
			__func__, slots_active);
		return -EINVAL;
	}

	return 0;
}

static const struct snd_soc_dai_ops ab8500_codec_ops = {
	.set_fmt = ab8500_codec_set_dai_fmt,
	.set_tdm_slot = ab8500_codec_set_dai_tdm_slot,
};

static struct snd_soc_dai_driver ab8500_codec_dai[] = {
	{
		.name = "ab8500-codec-dai.0",
		.id = 0,
		.playback = {
			.stream_name = "ab8500_0p",
			.channels_min = 1,
			.channels_max = 8,
			.rates = AB8500_SUPPORTED_RATE,
			.formats = AB8500_SUPPORTED_FMT,
		},
		.ops = &ab8500_codec_ops,
		.symmetric_rates = 1
	},
	{
		.name = "ab8500-codec-dai.1",
		.id = 1,
		.capture = {
			.stream_name = "ab8500_0c",
			.channels_min = 1,
			.channels_max = 8,
			.rates = AB8500_SUPPORTED_RATE,
			.formats = AB8500_SUPPORTED_FMT,
		},
		.ops = &ab8500_codec_ops,
		.symmetric_rates = 1
	}
};

static void ab8500_codec_of_probe(struct device *dev, struct device_node *np,
				struct ab8500_codec_platform_data *codec)
{
	u32 value;

	if (of_get_property(np, "stericsson,amic1-type-single-ended", NULL))
		codec->amics.mic1_type = AMIC_TYPE_SINGLE_ENDED;
	else
		codec->amics.mic1_type = AMIC_TYPE_DIFFERENTIAL;

	if (of_get_property(np, "stericsson,amic2-type-single-ended", NULL))
		codec->amics.mic2_type = AMIC_TYPE_SINGLE_ENDED;
	else
		codec->amics.mic2_type = AMIC_TYPE_DIFFERENTIAL;

	/* Has a non-standard Vamic been requested? */
	if (of_get_property(np, "stericsson,amic1a-bias-vamic2", NULL))
		codec->amics.mic1a_micbias = AMIC_MICBIAS_VAMIC2;
	else
		codec->amics.mic1a_micbias = AMIC_MICBIAS_VAMIC1;

	if (of_get_property(np, "stericsson,amic1b-bias-vamic2", NULL))
		codec->amics.mic1b_micbias = AMIC_MICBIAS_VAMIC2;
	else
		codec->amics.mic1b_micbias = AMIC_MICBIAS_VAMIC1;

	if (of_get_property(np, "stericsson,amic2-bias-vamic1", NULL))
		codec->amics.mic2_micbias = AMIC_MICBIAS_VAMIC1;
	else
		codec->amics.mic2_micbias = AMIC_MICBIAS_VAMIC2;

	if (!of_property_read_u32(np, "stericsson,earpeice-cmv", &value)) {
		switch (value) {
		case 950 :
			codec->ear_cmv = EAR_CMV_0_95V;
			break;
		case 1100 :
			codec->ear_cmv = EAR_CMV_1_10V;
			break;
		case 1270 :
			codec->ear_cmv = EAR_CMV_1_27V;
			break;
		case 1580 :
			codec->ear_cmv = EAR_CMV_1_58V;
			break;
		default :
			codec->ear_cmv = EAR_CMV_UNKNOWN;
			dev_err(dev, "Unsuitable earpiece voltage found in DT\n");
		}
	} else {
		dev_warn(dev, "No earpiece voltage found in DT - using default\n");
		codec->ear_cmv = EAR_CMV_0_95V;
	}
}

static int ab8500_codec_probe(struct snd_soc_codec *codec)
{
	struct snd_soc_dapm_context *dapm = snd_soc_codec_get_dapm(codec);
	struct device *dev = codec->dev;
	struct device_node *np = dev->of_node;
	struct ab8500_codec_drvdata *drvdata = dev_get_drvdata(dev);
	struct ab8500_platform_data *pdata;
	struct filter_control *fc;
	int status;

	dev_dbg(dev, "%s: Enter.\n", __func__);

	/* Setup AB8500 according to board-settings */
	pdata = dev_get_platdata(dev->parent);

	if (np) {
		if (!pdata)
			pdata = devm_kzalloc(dev,
					sizeof(struct ab8500_platform_data),
					GFP_KERNEL);

		if (pdata && !pdata->codec)
			pdata->codec
				= devm_kzalloc(dev,
					sizeof(struct ab8500_codec_platform_data),
					GFP_KERNEL);

		if (!(pdata && pdata->codec))
			return -ENOMEM;

		ab8500_codec_of_probe(dev, np, pdata->codec);

	} else {
		if (!(pdata && pdata->codec)) {
			dev_err(dev, "No codec platform data or DT found\n");
			return -EINVAL;
		}
	}

	status = ab8500_audio_setup_mics(codec, &pdata->codec->amics);
	if (status < 0) {
		pr_err("%s: Failed to setup mics (%d)!\n", __func__, status);
		return status;
	}
	status = ab8500_audio_set_ear_cmv(codec, pdata->codec->ear_cmv);
	if (status < 0) {
		pr_err("%s: Failed to set earpiece CM-voltage (%d)!\n",
			__func__, status);
		return status;
	}

	status = ab8500_audio_init_audioblock(codec);
	if (status < 0) {
		dev_err(dev, "%s: failed to init audio-block (%d)!\n",
			__func__, status);
		return status;
	}

	/* Override HW-defaults */
	snd_soc_write(codec, AB8500_ANACONF5,
		      BIT(AB8500_ANACONF5_HSAUTOEN));
	snd_soc_write(codec, AB8500_SHORTCIRCONF,
		      BIT(AB8500_SHORTCIRCONF_HSZCDDIS));

	/* Add filter controls */
	status = snd_soc_add_codec_controls(codec, ab8500_filter_controls,
				ARRAY_SIZE(ab8500_filter_controls));
	if (status < 0) {
		dev_err(dev,
			"%s: failed to add ab8500 filter controls (%d).\n",
			__func__, status);
		return status;
	}
	fc = (struct filter_control *)
		&ab8500_filter_controls[AB8500_FILTER_ANC_FIR].private_value;
	drvdata->anc_fir_values = (long *)fc->value;
	fc = (struct filter_control *)
		&ab8500_filter_controls[AB8500_FILTER_ANC_IIR].private_value;
	drvdata->anc_iir_values = (long *)fc->value;
	fc = (struct filter_control *)
		&ab8500_filter_controls[AB8500_FILTER_SID_FIR].private_value;
	drvdata->sid_fir_values = (long *)fc->value;

	snd_soc_dapm_disable_pin(dapm, "ANC Configure Input");

	mutex_init(&drvdata->ctrl_lock);

	return status;
}

static struct snd_soc_codec_driver ab8500_codec_driver = {
	.probe =		ab8500_codec_probe,
	.controls =		ab8500_ctrls,
	.num_controls =		ARRAY_SIZE(ab8500_ctrls),
	.dapm_widgets =		ab8500_dapm_widgets,
	.num_dapm_widgets =	ARRAY_SIZE(ab8500_dapm_widgets),
	.dapm_routes =		ab8500_dapm_routes,
	.num_dapm_routes =	ARRAY_SIZE(ab8500_dapm_routes),
};

static int ab8500_codec_driver_probe(struct platform_device *pdev)
{
	int status;
	struct ab8500_codec_drvdata *drvdata;

	dev_dbg(&pdev->dev, "%s: Enter.\n", __func__);

	/* Create driver private-data struct */
	drvdata = devm_kzalloc(&pdev->dev, sizeof(struct ab8500_codec_drvdata),
			GFP_KERNEL);
	if (!drvdata)
		return -ENOMEM;
	drvdata->sid_status = SID_UNCONFIGURED;
	drvdata->anc_status = ANC_UNCONFIGURED;
	dev_set_drvdata(&pdev->dev, drvdata);

	drvdata->regmap = devm_regmap_init(&pdev->dev, NULL, &pdev->dev,
					   &ab8500_codec_regmap);
	if (IS_ERR(drvdata->regmap)) {
		status = PTR_ERR(drvdata->regmap);
		dev_err(&pdev->dev, "%s: Failed to allocate regmap: %d\n",
			__func__, status);
		return status;
	}

	dev_dbg(&pdev->dev, "%s: Register codec.\n", __func__);
	status = snd_soc_register_codec(&pdev->dev, &ab8500_codec_driver,
				ab8500_codec_dai,
				ARRAY_SIZE(ab8500_codec_dai));
	if (status < 0)
		dev_err(&pdev->dev,
			"%s: Error: Failed to register codec (%d).\n",
			__func__, status);

	return status;
}

static int ab8500_codec_driver_remove(struct platform_device *pdev)
{
	dev_dbg(&pdev->dev, "%s Enter.\n", __func__);

	snd_soc_unregister_codec(&pdev->dev);

	return 0;
}

static struct platform_driver ab8500_codec_platform_driver = {
	.driver	= {
		.name	= "ab8500-codec",
	},
	.probe		= ab8500_codec_driver_probe,
	.remove		= ab8500_codec_driver_remove,
	.suspend	= NULL,
	.resume		= NULL,
};
module_platform_driver(ab8500_codec_platform_driver);

MODULE_LICENSE("GPL v2");