root/sound/soc/codecs/wm8994.c
// SPDX-License-Identifier: GPL-2.0-only
/*
 * wm8994.c  --  WM8994 ALSA SoC Audio driver
 *
 * Copyright 2009-12 Wolfson Microelectronics plc
 *
 * Author: Mark Brown <broonie@opensource.wolfsonmicro.com>
 */

#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/init.h>
#include <linux/delay.h>
#include <linux/pm.h>
#include <linux/gcd.h>
#include <linux/i2c.h>
#include <linux/platform_device.h>
#include <linux/pm_runtime.h>
#include <linux/regulator/consumer.h>
#include <linux/slab.h>
#include <sound/core.h>
#include <sound/jack.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/soc.h>
#include <sound/initval.h>
#include <sound/tlv.h>
#include <trace/events/asoc.h>

#include <linux/mfd/wm8994/core.h>
#include <linux/mfd/wm8994/registers.h>
#include <linux/mfd/wm8994/pdata.h>
#include <linux/mfd/wm8994/gpio.h>

#include "wm8994.h"
#include "wm_hubs.h"

#define WM1811_JACKDET_MODE_NONE  0x0000
#define WM1811_JACKDET_MODE_JACK  0x0100
#define WM1811_JACKDET_MODE_MIC   0x0080
#define WM1811_JACKDET_MODE_AUDIO 0x0180

#define WM8994_NUM_DRC 3
#define WM8994_NUM_EQ  3

struct wm8994_reg_mask {
        unsigned int reg;
        unsigned int mask;
};

static struct wm8994_reg_mask wm8994_vu_bits[] = {
        { WM8994_LEFT_LINE_INPUT_1_2_VOLUME, WM8994_IN1_VU },
        { WM8994_RIGHT_LINE_INPUT_1_2_VOLUME, WM8994_IN1_VU },
        { WM8994_LEFT_LINE_INPUT_3_4_VOLUME, WM8994_IN2_VU },
        { WM8994_RIGHT_LINE_INPUT_3_4_VOLUME, WM8994_IN2_VU },
        { WM8994_SPEAKER_VOLUME_LEFT, WM8994_SPKOUT_VU },
        { WM8994_SPEAKER_VOLUME_RIGHT, WM8994_SPKOUT_VU },
        { WM8994_LEFT_OUTPUT_VOLUME, WM8994_HPOUT1_VU },
        { WM8994_RIGHT_OUTPUT_VOLUME, WM8994_HPOUT1_VU },
        { WM8994_LEFT_OPGA_VOLUME, WM8994_MIXOUT_VU },
        { WM8994_RIGHT_OPGA_VOLUME, WM8994_MIXOUT_VU },

        { WM8994_AIF1_DAC1_LEFT_VOLUME, WM8994_AIF1DAC1_VU },
        { WM8994_AIF1_DAC1_RIGHT_VOLUME, WM8994_AIF1DAC1_VU },
        { WM8994_AIF2_DAC_LEFT_VOLUME, WM8994_AIF2DAC_VU },
        { WM8994_AIF2_DAC_RIGHT_VOLUME, WM8994_AIF2DAC_VU },
        { WM8994_AIF1_ADC1_LEFT_VOLUME, WM8994_AIF1ADC1_VU },
        { WM8994_AIF1_ADC1_RIGHT_VOLUME, WM8994_AIF1ADC1_VU },
        { WM8994_AIF2_ADC_LEFT_VOLUME, WM8994_AIF2ADC_VU },
        { WM8994_AIF2_ADC_RIGHT_VOLUME, WM8994_AIF1ADC2_VU },
        { WM8994_DAC1_LEFT_VOLUME, WM8994_DAC1_VU },
        { WM8994_DAC1_RIGHT_VOLUME, WM8994_DAC1_VU },
        { WM8994_DAC2_LEFT_VOLUME, WM8994_DAC2_VU },
        { WM8994_DAC2_RIGHT_VOLUME, WM8994_DAC2_VU },
};

/* VU bitfields for ADC2, DAC2 not available on WM1811 */
static struct wm8994_reg_mask wm8994_adc2_dac2_vu_bits[] = {
        { WM8994_AIF1_DAC2_LEFT_VOLUME, WM8994_AIF1DAC2_VU },
        { WM8994_AIF1_DAC2_RIGHT_VOLUME, WM8994_AIF1DAC2_VU },
        { WM8994_AIF1_ADC2_LEFT_VOLUME, WM8994_AIF1ADC2_VU },
        { WM8994_AIF1_ADC2_RIGHT_VOLUME, WM8994_AIF1ADC2_VU },
};

static int wm8994_drc_base[] = {
        WM8994_AIF1_DRC1_1,
        WM8994_AIF1_DRC2_1,
        WM8994_AIF2_DRC_1,
};

static int wm8994_retune_mobile_base[] = {
        WM8994_AIF1_DAC1_EQ_GAINS_1,
        WM8994_AIF1_DAC2_EQ_GAINS_1,
        WM8994_AIF2_EQ_GAINS_1,
};

static const struct wm8958_micd_rate micdet_rates[] = {
        { 32768,       true,  1, 4 },
        { 32768,       false, 1, 1 },
        { 44100 * 256, true,  7, 10 },
        { 44100 * 256, false, 7, 10 },
};

static const struct wm8958_micd_rate jackdet_rates[] = {
        { 32768,       true,  0, 1 },
        { 32768,       false, 0, 1 },
        { 44100 * 256, true,  10, 10 },
        { 44100 * 256, false, 7, 8 },
};

static void wm8958_micd_set_rate(struct snd_soc_component *component)
{
        struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
        struct wm8994 *control = wm8994->wm8994;
        int best, i, sysclk, val;
        bool idle;
        const struct wm8958_micd_rate *rates;
        int num_rates;

        idle = !wm8994->jack_mic;

        sysclk = snd_soc_component_read(component, WM8994_CLOCKING_1);
        if (sysclk & WM8994_SYSCLK_SRC)
                sysclk = wm8994->aifclk[1];
        else
                sysclk = wm8994->aifclk[0];

        if (control->pdata.micd_rates) {
                rates = control->pdata.micd_rates;
                num_rates = control->pdata.num_micd_rates;
        } else if (wm8994->jackdet) {
                rates = jackdet_rates;
                num_rates = ARRAY_SIZE(jackdet_rates);
        } else {
                rates = micdet_rates;
                num_rates = ARRAY_SIZE(micdet_rates);
        }

        best = 0;
        for (i = 0; i < num_rates; i++) {
                if (rates[i].idle != idle)
                        continue;
                if (abs(rates[i].sysclk - sysclk) <
                    abs(rates[best].sysclk - sysclk))
                        best = i;
                else if (rates[best].idle != idle)
                        best = i;
        }

        val = rates[best].start << WM8958_MICD_BIAS_STARTTIME_SHIFT
                | rates[best].rate << WM8958_MICD_RATE_SHIFT;

        dev_dbg(component->dev, "MICD rate %d,%d for %dHz %s\n",
                rates[best].start, rates[best].rate, sysclk,
                idle ? "idle" : "active");

        snd_soc_component_update_bits(component, WM8958_MIC_DETECT_1,
                            WM8958_MICD_BIAS_STARTTIME_MASK |
                            WM8958_MICD_RATE_MASK, val);
}

static int configure_aif_clock(struct snd_soc_component *component, int aif)
{
        struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
        int rate;
        int reg1 = 0;
        int offset;

        if (aif)
                offset = 4;
        else
                offset = 0;

        switch (wm8994->sysclk[aif]) {
        case WM8994_SYSCLK_MCLK1:
                rate = wm8994->mclk_rate[0];
                break;

        case WM8994_SYSCLK_MCLK2:
                reg1 |= 0x8;
                rate = wm8994->mclk_rate[1];
                break;

        case WM8994_SYSCLK_FLL1:
                reg1 |= 0x10;
                rate = wm8994->fll[0].out;
                break;

        case WM8994_SYSCLK_FLL2:
                reg1 |= 0x18;
                rate = wm8994->fll[1].out;
                break;

        default:
                return -EINVAL;
        }

        if (rate >= 13500000) {
                rate /= 2;
                reg1 |= WM8994_AIF1CLK_DIV;

                dev_dbg(component->dev, "Dividing AIF%d clock to %dHz\n",
                        aif + 1, rate);
        }

        wm8994->aifclk[aif] = rate;

        snd_soc_component_update_bits(component, WM8994_AIF1_CLOCKING_1 + offset,
                            WM8994_AIF1CLK_SRC_MASK | WM8994_AIF1CLK_DIV,
                            reg1);

        return 0;
}

static int configure_clock(struct snd_soc_component *component)
{
        struct snd_soc_dapm_context *dapm = snd_soc_component_to_dapm(component);
        struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
        int change, new;

        /* Bring up the AIF clocks first */
        configure_aif_clock(component, 0);
        configure_aif_clock(component, 1);

        /* Then switch CLK_SYS over to the higher of them; a change
         * can only happen as a result of a clocking change which can
         * only be made outside of DAPM so we can safely redo the
         * clocking.
         */

        /* If they're equal it doesn't matter which is used */
        if (wm8994->aifclk[0] == wm8994->aifclk[1]) {
                wm8958_micd_set_rate(component);
                return 0;
        }

        if (wm8994->aifclk[0] < wm8994->aifclk[1])
                new = WM8994_SYSCLK_SRC;
        else
                new = 0;

        change = snd_soc_component_update_bits(component, WM8994_CLOCKING_1,
                                     WM8994_SYSCLK_SRC, new);
        if (change)
                snd_soc_dapm_sync(dapm);

        wm8958_micd_set_rate(component);

        return 0;
}

static int check_clk_sys(struct snd_soc_dapm_widget *source,
                         struct snd_soc_dapm_widget *sink)
{
        struct snd_soc_component *component = snd_soc_dapm_to_component(source->dapm);
        int reg = snd_soc_component_read(component, WM8994_CLOCKING_1);
        const char *clk;

        /* Check what we're currently using for CLK_SYS */
        if (reg & WM8994_SYSCLK_SRC)
                clk = "AIF2CLK";
        else
                clk = "AIF1CLK";

        return snd_soc_dapm_widget_name_cmp(source, clk) == 0;
}

static const char *sidetone_hpf_text[] = {
        "2.7kHz", "1.35kHz", "675Hz", "370Hz", "180Hz", "90Hz", "45Hz"
};

static SOC_ENUM_SINGLE_DECL(sidetone_hpf,
                            WM8994_SIDETONE, 7, sidetone_hpf_text);

static const char *adc_hpf_text[] = {
        "HiFi", "Voice 1", "Voice 2", "Voice 3"
};

static SOC_ENUM_SINGLE_DECL(aif1adc1_hpf,
                            WM8994_AIF1_ADC1_FILTERS, 13, adc_hpf_text);

static SOC_ENUM_SINGLE_DECL(aif1adc2_hpf,
                            WM8994_AIF1_ADC2_FILTERS, 13, adc_hpf_text);

static SOC_ENUM_SINGLE_DECL(aif2adc_hpf,
                            WM8994_AIF2_ADC_FILTERS, 13, adc_hpf_text);

static const DECLARE_TLV_DB_SCALE(aif_tlv, 0, 600, 0);
static const DECLARE_TLV_DB_SCALE(digital_tlv, -7200, 75, 1);
static const DECLARE_TLV_DB_SCALE(st_tlv, -3600, 300, 0);
static const DECLARE_TLV_DB_SCALE(wm8994_3d_tlv, -1600, 183, 0);
static const DECLARE_TLV_DB_SCALE(eq_tlv, -1200, 100, 0);
static const DECLARE_TLV_DB_SCALE(ng_tlv, -10200, 600, 0);

#define WM8994_DRC_SWITCH(xname, reg, shift) \
        SOC_SINGLE_EXT(xname, reg, shift, 1, 0, \
                snd_soc_get_volsw, wm8994_put_drc_sw)

static int wm8994_put_drc_sw(struct snd_kcontrol *kcontrol,
                             struct snd_ctl_elem_value *ucontrol)
{
        struct soc_mixer_control *mc =
                (struct soc_mixer_control *)kcontrol->private_value;
        struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
        int mask, ret;

        /* Can't enable both ADC and DAC paths simultaneously */
        if (mc->shift == WM8994_AIF1DAC1_DRC_ENA_SHIFT)
                mask = WM8994_AIF1ADC1L_DRC_ENA_MASK |
                        WM8994_AIF1ADC1R_DRC_ENA_MASK;
        else
                mask = WM8994_AIF1DAC1_DRC_ENA_MASK;

        ret = snd_soc_component_read(component, mc->reg);
        if (ret < 0)
                return ret;
        if (ret & mask)
                return -EINVAL;

        return snd_soc_put_volsw(kcontrol, ucontrol);
}

static void wm8994_set_drc(struct snd_soc_component *component, int drc)
{
        struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
        struct wm8994 *control = wm8994->wm8994;
        struct wm8994_pdata *pdata = &control->pdata;
        int base = wm8994_drc_base[drc];
        int cfg = wm8994->drc_cfg[drc];
        int save, i;

        /* Save any enables; the configuration should clear them. */
        save = snd_soc_component_read(component, base);
        save &= WM8994_AIF1DAC1_DRC_ENA | WM8994_AIF1ADC1L_DRC_ENA |
                WM8994_AIF1ADC1R_DRC_ENA;

        for (i = 0; i < WM8994_DRC_REGS; i++)
                snd_soc_component_update_bits(component, base + i, 0xffff,
                                    pdata->drc_cfgs[cfg].regs[i]);

        snd_soc_component_update_bits(component, base, WM8994_AIF1DAC1_DRC_ENA |
                             WM8994_AIF1ADC1L_DRC_ENA |
                             WM8994_AIF1ADC1R_DRC_ENA, save);
}

/* Icky as hell but saves code duplication */
static int wm8994_get_drc(const char *name)
{
        if (strcmp(name, "AIF1DRC1 Mode") == 0)
                return 0;
        if (strcmp(name, "AIF1DRC2 Mode") == 0)
                return 1;
        if (strcmp(name, "AIF2DRC Mode") == 0)
                return 2;
        return -EINVAL;
}

static int wm8994_put_drc_enum(struct snd_kcontrol *kcontrol,
                               struct snd_ctl_elem_value *ucontrol)
{
        struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
        struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
        struct wm8994 *control = wm8994->wm8994;
        struct wm8994_pdata *pdata = &control->pdata;
        int drc = wm8994_get_drc(kcontrol->id.name);
        int value = ucontrol->value.enumerated.item[0];

        if (drc < 0)
                return drc;

        if (value >= pdata->num_drc_cfgs)
                return -EINVAL;

        wm8994->drc_cfg[drc] = value;

        wm8994_set_drc(component, drc);

        return 0;
}

static int wm8994_get_drc_enum(struct snd_kcontrol *kcontrol,
                               struct snd_ctl_elem_value *ucontrol)
{
        struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
        struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
        int drc = wm8994_get_drc(kcontrol->id.name);

        if (drc < 0)
                return drc;
        ucontrol->value.enumerated.item[0] = wm8994->drc_cfg[drc];

        return 0;
}

static void wm8994_set_retune_mobile(struct snd_soc_component *component, int block)
{
        struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
        struct wm8994 *control = wm8994->wm8994;
        struct wm8994_pdata *pdata = &control->pdata;
        int base = wm8994_retune_mobile_base[block];
        int iface, best, best_val, save, i, cfg;

        if (!pdata || !wm8994->num_retune_mobile_texts)
                return;

        switch (block) {
        case 0:
        case 1:
                iface = 0;
                break;
        case 2:
                iface = 1;
                break;
        default:
                return;
        }

        /* Find the version of the currently selected configuration
         * with the nearest sample rate. */
        cfg = wm8994->retune_mobile_cfg[block];
        best = 0;
        best_val = INT_MAX;
        for (i = 0; i < pdata->num_retune_mobile_cfgs; i++) {
                if (strcmp(pdata->retune_mobile_cfgs[i].name,
                           wm8994->retune_mobile_texts[cfg]) == 0 &&
                    abs(pdata->retune_mobile_cfgs[i].rate
                        - wm8994->dac_rates[iface]) < best_val) {
                        best = i;
                        best_val = abs(pdata->retune_mobile_cfgs[i].rate
                                       - wm8994->dac_rates[iface]);
                }
        }

        dev_dbg(component->dev, "ReTune Mobile %d %s/%dHz for %dHz sample rate\n",
                block,
                pdata->retune_mobile_cfgs[best].name,
                pdata->retune_mobile_cfgs[best].rate,
                wm8994->dac_rates[iface]);

        /* The EQ will be disabled while reconfiguring it, remember the
         * current configuration.
         */
        save = snd_soc_component_read(component, base);
        save &= WM8994_AIF1DAC1_EQ_ENA;

        for (i = 0; i < WM8994_EQ_REGS; i++)
                snd_soc_component_update_bits(component, base + i, 0xffff,
                                pdata->retune_mobile_cfgs[best].regs[i]);

        snd_soc_component_update_bits(component, base, WM8994_AIF1DAC1_EQ_ENA, save);
}

/* Icky as hell but saves code duplication */
static int wm8994_get_retune_mobile_block(const char *name)
{
        if (strcmp(name, "AIF1.1 EQ Mode") == 0)
                return 0;
        if (strcmp(name, "AIF1.2 EQ Mode") == 0)
                return 1;
        if (strcmp(name, "AIF2 EQ Mode") == 0)
                return 2;
        return -EINVAL;
}

static int wm8994_put_retune_mobile_enum(struct snd_kcontrol *kcontrol,
                                         struct snd_ctl_elem_value *ucontrol)
{
        struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
        struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
        struct wm8994 *control = wm8994->wm8994;
        struct wm8994_pdata *pdata = &control->pdata;
        int block = wm8994_get_retune_mobile_block(kcontrol->id.name);
        int value = ucontrol->value.enumerated.item[0];

        if (block < 0)
                return block;

        if (value >= pdata->num_retune_mobile_cfgs)
                return -EINVAL;

        wm8994->retune_mobile_cfg[block] = value;

        wm8994_set_retune_mobile(component, block);

        return 0;
}

static int wm8994_get_retune_mobile_enum(struct snd_kcontrol *kcontrol,
                                         struct snd_ctl_elem_value *ucontrol)
{
        struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
        struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
        int block = wm8994_get_retune_mobile_block(kcontrol->id.name);

        if (block < 0)
                return block;

        ucontrol->value.enumerated.item[0] = wm8994->retune_mobile_cfg[block];

        return 0;
}

static const char *aif_chan_src_text[] = {
        "Left", "Right"
};

static SOC_ENUM_SINGLE_DECL(aif1adcl_src,
                            WM8994_AIF1_CONTROL_1, 15, aif_chan_src_text);

static SOC_ENUM_SINGLE_DECL(aif1adcr_src,
                            WM8994_AIF1_CONTROL_1, 14, aif_chan_src_text);

static SOC_ENUM_SINGLE_DECL(aif2adcl_src,
                            WM8994_AIF2_CONTROL_1, 15, aif_chan_src_text);

static SOC_ENUM_SINGLE_DECL(aif2adcr_src,
                            WM8994_AIF2_CONTROL_1, 14, aif_chan_src_text);

static SOC_ENUM_SINGLE_DECL(aif1dacl_src,
                            WM8994_AIF1_CONTROL_2, 15, aif_chan_src_text);

static SOC_ENUM_SINGLE_DECL(aif1dacr_src,
                            WM8994_AIF1_CONTROL_2, 14, aif_chan_src_text);

static SOC_ENUM_SINGLE_DECL(aif2dacl_src,
                            WM8994_AIF2_CONTROL_2, 15, aif_chan_src_text);

static SOC_ENUM_SINGLE_DECL(aif2dacr_src,
                            WM8994_AIF2_CONTROL_2, 14, aif_chan_src_text);

static const char *osr_text[] = {
        "Low Power", "High Performance",
};

static SOC_ENUM_SINGLE_DECL(dac_osr,
                            WM8994_OVERSAMPLING, 0, osr_text);

static SOC_ENUM_SINGLE_DECL(adc_osr,
                            WM8994_OVERSAMPLING, 1, osr_text);

static const struct snd_kcontrol_new wm8994_common_snd_controls[] = {
SOC_DOUBLE_R_TLV("AIF1ADC1 Volume", WM8994_AIF1_ADC1_LEFT_VOLUME,
                 WM8994_AIF1_ADC1_RIGHT_VOLUME,
                 1, 119, 0, digital_tlv),
SOC_DOUBLE_R_TLV("AIF2ADC Volume", WM8994_AIF2_ADC_LEFT_VOLUME,
                 WM8994_AIF2_ADC_RIGHT_VOLUME,
                 1, 119, 0, digital_tlv),

SOC_ENUM("AIF1ADCL Source", aif1adcl_src),
SOC_ENUM("AIF1ADCR Source", aif1adcr_src),
SOC_ENUM("AIF2ADCL Source", aif2adcl_src),
SOC_ENUM("AIF2ADCR Source", aif2adcr_src),

SOC_ENUM("AIF1DACL Source", aif1dacl_src),
SOC_ENUM("AIF1DACR Source", aif1dacr_src),
SOC_ENUM("AIF2DACL Source", aif2dacl_src),
SOC_ENUM("AIF2DACR Source", aif2dacr_src),

SOC_DOUBLE_R_TLV("AIF1DAC1 Volume", WM8994_AIF1_DAC1_LEFT_VOLUME,
                 WM8994_AIF1_DAC1_RIGHT_VOLUME, 1, 96, 0, digital_tlv),
SOC_DOUBLE_R_TLV("AIF2DAC Volume", WM8994_AIF2_DAC_LEFT_VOLUME,
                 WM8994_AIF2_DAC_RIGHT_VOLUME, 1, 96, 0, digital_tlv),

SOC_SINGLE_TLV("AIF1 Boost Volume", WM8994_AIF1_CONTROL_2, 10, 3, 0, aif_tlv),
SOC_SINGLE_TLV("AIF2 Boost Volume", WM8994_AIF2_CONTROL_2, 10, 3, 0, aif_tlv),

SOC_SINGLE("AIF1DAC1 EQ Switch", WM8994_AIF1_DAC1_EQ_GAINS_1, 0, 1, 0),
SOC_SINGLE("AIF2 EQ Switch", WM8994_AIF2_EQ_GAINS_1, 0, 1, 0),

WM8994_DRC_SWITCH("AIF1DAC1 DRC Switch", WM8994_AIF1_DRC1_1, 2),
WM8994_DRC_SWITCH("AIF1ADC1L DRC Switch", WM8994_AIF1_DRC1_1, 1),
WM8994_DRC_SWITCH("AIF1ADC1R DRC Switch", WM8994_AIF1_DRC1_1, 0),

WM8994_DRC_SWITCH("AIF2DAC DRC Switch", WM8994_AIF2_DRC_1, 2),
WM8994_DRC_SWITCH("AIF2ADCL DRC Switch", WM8994_AIF2_DRC_1, 1),
WM8994_DRC_SWITCH("AIF2ADCR DRC Switch", WM8994_AIF2_DRC_1, 0),

SOC_SINGLE_TLV("DAC1 Right Sidetone Volume", WM8994_DAC1_MIXER_VOLUMES,
               5, 12, 0, st_tlv),
SOC_SINGLE_TLV("DAC1 Left Sidetone Volume", WM8994_DAC1_MIXER_VOLUMES,
               0, 12, 0, st_tlv),
SOC_SINGLE_TLV("DAC2 Right Sidetone Volume", WM8994_DAC2_MIXER_VOLUMES,
               5, 12, 0, st_tlv),
SOC_SINGLE_TLV("DAC2 Left Sidetone Volume", WM8994_DAC2_MIXER_VOLUMES,
               0, 12, 0, st_tlv),
SOC_ENUM("Sidetone HPF Mux", sidetone_hpf),
SOC_SINGLE("Sidetone HPF Switch", WM8994_SIDETONE, 6, 1, 0),

SOC_ENUM("AIF1ADC1 HPF Mode", aif1adc1_hpf),
SOC_DOUBLE("AIF1ADC1 HPF Switch", WM8994_AIF1_ADC1_FILTERS, 12, 11, 1, 0),

SOC_ENUM("AIF2ADC HPF Mode", aif2adc_hpf),
SOC_DOUBLE("AIF2ADC HPF Switch", WM8994_AIF2_ADC_FILTERS, 12, 11, 1, 0),

SOC_ENUM("ADC OSR", adc_osr),
SOC_ENUM("DAC OSR", dac_osr),

SOC_DOUBLE_R_TLV("DAC1 Volume", WM8994_DAC1_LEFT_VOLUME,
                 WM8994_DAC1_RIGHT_VOLUME, 1, 96, 0, digital_tlv),
SOC_DOUBLE_R("DAC1 Switch", WM8994_DAC1_LEFT_VOLUME,
             WM8994_DAC1_RIGHT_VOLUME, 9, 1, 1),

SOC_DOUBLE_R_TLV("DAC2 Volume", WM8994_DAC2_LEFT_VOLUME,
                 WM8994_DAC2_RIGHT_VOLUME, 1, 96, 0, digital_tlv),
SOC_DOUBLE_R("DAC2 Switch", WM8994_DAC2_LEFT_VOLUME,
             WM8994_DAC2_RIGHT_VOLUME, 9, 1, 1),

SOC_SINGLE_TLV("SPKL DAC2 Volume", WM8994_SPKMIXL_ATTENUATION,
               6, 1, 1, wm_hubs_spkmix_tlv),
SOC_SINGLE_TLV("SPKL DAC1 Volume", WM8994_SPKMIXL_ATTENUATION,
               2, 1, 1, wm_hubs_spkmix_tlv),

SOC_SINGLE_TLV("SPKR DAC2 Volume", WM8994_SPKMIXR_ATTENUATION,
               6, 1, 1, wm_hubs_spkmix_tlv),
SOC_SINGLE_TLV("SPKR DAC1 Volume", WM8994_SPKMIXR_ATTENUATION,
               2, 1, 1, wm_hubs_spkmix_tlv),

SOC_SINGLE_TLV("AIF1DAC1 3D Stereo Volume", WM8994_AIF1_DAC1_FILTERS_2,
               10, 15, 0, wm8994_3d_tlv),
SOC_SINGLE("AIF1DAC1 3D Stereo Switch", WM8994_AIF1_DAC1_FILTERS_2,
           8, 1, 0),
SOC_SINGLE_TLV("AIF1DAC2 3D Stereo Volume", WM8994_AIF1_DAC2_FILTERS_2,
               10, 15, 0, wm8994_3d_tlv),
SOC_SINGLE("AIF1DAC2 3D Stereo Switch", WM8994_AIF1_DAC2_FILTERS_2,
           8, 1, 0),
SOC_SINGLE_TLV("AIF2DAC 3D Stereo Volume", WM8994_AIF2_DAC_FILTERS_2,
               10, 15, 0, wm8994_3d_tlv),
SOC_SINGLE("AIF2DAC 3D Stereo Switch", WM8994_AIF2_DAC_FILTERS_2,
           8, 1, 0),
};

/* Controls not available on WM1811 */
static const struct snd_kcontrol_new wm8994_snd_controls[] = {
SOC_DOUBLE_R_TLV("AIF1ADC2 Volume", WM8994_AIF1_ADC2_LEFT_VOLUME,
                 WM8994_AIF1_ADC2_RIGHT_VOLUME,
                 1, 119, 0, digital_tlv),
SOC_DOUBLE_R_TLV("AIF1DAC2 Volume", WM8994_AIF1_DAC2_LEFT_VOLUME,
                 WM8994_AIF1_DAC2_RIGHT_VOLUME, 1, 96, 0, digital_tlv),

SOC_SINGLE("AIF1DAC2 EQ Switch", WM8994_AIF1_DAC2_EQ_GAINS_1, 0, 1, 0),

WM8994_DRC_SWITCH("AIF1DAC2 DRC Switch", WM8994_AIF1_DRC2_1, 2),
WM8994_DRC_SWITCH("AIF1ADC2L DRC Switch", WM8994_AIF1_DRC2_1, 1),
WM8994_DRC_SWITCH("AIF1ADC2R DRC Switch", WM8994_AIF1_DRC2_1, 0),

SOC_ENUM("AIF1ADC2 HPF Mode", aif1adc2_hpf),
SOC_DOUBLE("AIF1ADC2 HPF Switch", WM8994_AIF1_ADC2_FILTERS, 12, 11, 1, 0),
};

static const struct snd_kcontrol_new wm8994_eq_controls[] = {
SOC_SINGLE_TLV("AIF1DAC1 EQ1 Volume", WM8994_AIF1_DAC1_EQ_GAINS_1, 11, 31, 0,
               eq_tlv),
SOC_SINGLE_TLV("AIF1DAC1 EQ2 Volume", WM8994_AIF1_DAC1_EQ_GAINS_1, 6, 31, 0,
               eq_tlv),
SOC_SINGLE_TLV("AIF1DAC1 EQ3 Volume", WM8994_AIF1_DAC1_EQ_GAINS_1, 1, 31, 0,
               eq_tlv),
SOC_SINGLE_TLV("AIF1DAC1 EQ4 Volume", WM8994_AIF1_DAC1_EQ_GAINS_2, 11, 31, 0,
               eq_tlv),
SOC_SINGLE_TLV("AIF1DAC1 EQ5 Volume", WM8994_AIF1_DAC1_EQ_GAINS_2, 6, 31, 0,
               eq_tlv),

SOC_SINGLE_TLV("AIF1DAC2 EQ1 Volume", WM8994_AIF1_DAC2_EQ_GAINS_1, 11, 31, 0,
               eq_tlv),
SOC_SINGLE_TLV("AIF1DAC2 EQ2 Volume", WM8994_AIF1_DAC2_EQ_GAINS_1, 6, 31, 0,
               eq_tlv),
SOC_SINGLE_TLV("AIF1DAC2 EQ3 Volume", WM8994_AIF1_DAC2_EQ_GAINS_1, 1, 31, 0,
               eq_tlv),
SOC_SINGLE_TLV("AIF1DAC2 EQ4 Volume", WM8994_AIF1_DAC2_EQ_GAINS_2, 11, 31, 0,
               eq_tlv),
SOC_SINGLE_TLV("AIF1DAC2 EQ5 Volume", WM8994_AIF1_DAC2_EQ_GAINS_2, 6, 31, 0,
               eq_tlv),

SOC_SINGLE_TLV("AIF2 EQ1 Volume", WM8994_AIF2_EQ_GAINS_1, 11, 31, 0,
               eq_tlv),
SOC_SINGLE_TLV("AIF2 EQ2 Volume", WM8994_AIF2_EQ_GAINS_1, 6, 31, 0,
               eq_tlv),
SOC_SINGLE_TLV("AIF2 EQ3 Volume", WM8994_AIF2_EQ_GAINS_1, 1, 31, 0,
               eq_tlv),
SOC_SINGLE_TLV("AIF2 EQ4 Volume", WM8994_AIF2_EQ_GAINS_2, 11, 31, 0,
               eq_tlv),
SOC_SINGLE_TLV("AIF2 EQ5 Volume", WM8994_AIF2_EQ_GAINS_2, 6, 31, 0,
               eq_tlv),
};

static const struct snd_kcontrol_new wm8994_drc_controls[] = {
SND_SOC_BYTES_MASK("AIF1.1 DRC", WM8994_AIF1_DRC1_1, 5,
                   WM8994_AIF1DAC1_DRC_ENA | WM8994_AIF1ADC1L_DRC_ENA |
                   WM8994_AIF1ADC1R_DRC_ENA),
SND_SOC_BYTES_MASK("AIF1.2 DRC", WM8994_AIF1_DRC2_1, 5,
                   WM8994_AIF1DAC2_DRC_ENA | WM8994_AIF1ADC2L_DRC_ENA |
                   WM8994_AIF1ADC2R_DRC_ENA),
SND_SOC_BYTES_MASK("AIF2 DRC", WM8994_AIF2_DRC_1, 5,
                   WM8994_AIF2DAC_DRC_ENA | WM8994_AIF2ADCL_DRC_ENA |
                   WM8994_AIF2ADCR_DRC_ENA),
};

static const char *wm8958_ng_text[] = {
        "30ms", "125ms", "250ms", "500ms",
};

static SOC_ENUM_SINGLE_DECL(wm8958_aif1dac1_ng_hold,
                            WM8958_AIF1_DAC1_NOISE_GATE,
                            WM8958_AIF1DAC1_NG_THR_SHIFT,
                            wm8958_ng_text);

static SOC_ENUM_SINGLE_DECL(wm8958_aif1dac2_ng_hold,
                            WM8958_AIF1_DAC2_NOISE_GATE,
                            WM8958_AIF1DAC2_NG_THR_SHIFT,
                            wm8958_ng_text);

static SOC_ENUM_SINGLE_DECL(wm8958_aif2dac_ng_hold,
                            WM8958_AIF2_DAC_NOISE_GATE,
                            WM8958_AIF2DAC_NG_THR_SHIFT,
                            wm8958_ng_text);

static const struct snd_kcontrol_new wm8958_snd_controls[] = {
SOC_SINGLE_TLV("AIF3 Boost Volume", WM8958_AIF3_CONTROL_2, 10, 3, 0, aif_tlv),

SOC_SINGLE("AIF1DAC1 Noise Gate Switch", WM8958_AIF1_DAC1_NOISE_GATE,
           WM8958_AIF1DAC1_NG_ENA_SHIFT, 1, 0),
SOC_ENUM("AIF1DAC1 Noise Gate Hold Time", wm8958_aif1dac1_ng_hold),
SOC_SINGLE_TLV("AIF1DAC1 Noise Gate Threshold Volume",
               WM8958_AIF1_DAC1_NOISE_GATE, WM8958_AIF1DAC1_NG_THR_SHIFT,
               7, 1, ng_tlv),

SOC_SINGLE("AIF1DAC2 Noise Gate Switch", WM8958_AIF1_DAC2_NOISE_GATE,
           WM8958_AIF1DAC2_NG_ENA_SHIFT, 1, 0),
SOC_ENUM("AIF1DAC2 Noise Gate Hold Time", wm8958_aif1dac2_ng_hold),
SOC_SINGLE_TLV("AIF1DAC2 Noise Gate Threshold Volume",
               WM8958_AIF1_DAC2_NOISE_GATE, WM8958_AIF1DAC2_NG_THR_SHIFT,
               7, 1, ng_tlv),

SOC_SINGLE("AIF2DAC Noise Gate Switch", WM8958_AIF2_DAC_NOISE_GATE,
           WM8958_AIF2DAC_NG_ENA_SHIFT, 1, 0),
SOC_ENUM("AIF2DAC Noise Gate Hold Time", wm8958_aif2dac_ng_hold),
SOC_SINGLE_TLV("AIF2DAC Noise Gate Threshold Volume",
               WM8958_AIF2_DAC_NOISE_GATE, WM8958_AIF2DAC_NG_THR_SHIFT,
               7, 1, ng_tlv),
};

/* We run all mode setting through a function to enforce audio mode */
static void wm1811_jackdet_set_mode(struct snd_soc_component *component, u16 mode)
{
        struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);

        if (!wm8994->jackdet || !wm8994->micdet[0].jack)
                return;

        if (wm8994->active_refcount)
                mode = WM1811_JACKDET_MODE_AUDIO;

        if (mode == wm8994->jackdet_mode)
                return;

        wm8994->jackdet_mode = mode;

        /* Always use audio mode to detect while the system is active */
        if (mode != WM1811_JACKDET_MODE_NONE)
                mode = WM1811_JACKDET_MODE_AUDIO;

        snd_soc_component_update_bits(component, WM8994_ANTIPOP_2,
                            WM1811_JACKDET_MODE_MASK, mode);
}

static void active_reference(struct snd_soc_component *component)
{
        struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);

        mutex_lock(&wm8994->accdet_lock);

        wm8994->active_refcount++;

        dev_dbg(component->dev, "Active refcount incremented, now %d\n",
                wm8994->active_refcount);

        /* If we're using jack detection go into audio mode */
        wm1811_jackdet_set_mode(component, WM1811_JACKDET_MODE_AUDIO);

        mutex_unlock(&wm8994->accdet_lock);
}

static void active_dereference(struct snd_soc_component *component)
{
        struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
        u16 mode;

        mutex_lock(&wm8994->accdet_lock);

        wm8994->active_refcount--;

        dev_dbg(component->dev, "Active refcount decremented, now %d\n",
                wm8994->active_refcount);

        if (wm8994->active_refcount == 0) {
                /* Go into appropriate detection only mode */
                if (wm8994->jack_mic || wm8994->mic_detecting)
                        mode = WM1811_JACKDET_MODE_MIC;
                else
                        mode = WM1811_JACKDET_MODE_JACK;

                wm1811_jackdet_set_mode(component, mode);
        }

        mutex_unlock(&wm8994->accdet_lock);
}

static int clk_sys_event(struct snd_soc_dapm_widget *w,
                         struct snd_kcontrol *kcontrol, int event)
{
        struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
        struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);

        switch (event) {
        case SND_SOC_DAPM_PRE_PMU:
                return configure_clock(component);

        case SND_SOC_DAPM_POST_PMU:
                /*
                 * JACKDET won't run until we start the clock and it
                 * only reports deltas, make sure we notify the state
                 * up the stack on startup.  Use a *very* generous
                 * timeout for paranoia, there's no urgency and we
                 * don't want false reports.
                 */
                if (wm8994->jackdet && !wm8994->clk_has_run) {
                        queue_delayed_work(system_power_efficient_wq,
                                           &wm8994->jackdet_bootstrap,
                                           msecs_to_jiffies(1000));
                        wm8994->clk_has_run = true;
                }
                break;

        case SND_SOC_DAPM_POST_PMD:
                configure_clock(component);
                break;
        }

        return 0;
}

static void vmid_reference(struct snd_soc_component *component)
{
        struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);

        pm_runtime_get_sync(component->dev);

        wm8994->vmid_refcount++;

        dev_dbg(component->dev, "Referencing VMID, refcount is now %d\n",
                wm8994->vmid_refcount);

        if (wm8994->vmid_refcount == 1) {
                snd_soc_component_update_bits(component, WM8994_ANTIPOP_1,
                                    WM8994_LINEOUT1_DISCH |
                                    WM8994_LINEOUT2_DISCH, 0);

                wm_hubs_vmid_ena(component);

                switch (wm8994->vmid_mode) {
                default:
                        WARN_ON(NULL == "Invalid VMID mode");
                        fallthrough;
                case WM8994_VMID_NORMAL:
                        /* Startup bias, VMID ramp & buffer */
                        snd_soc_component_update_bits(component, WM8994_ANTIPOP_2,
                                            WM8994_BIAS_SRC |
                                            WM8994_VMID_DISCH |
                                            WM8994_STARTUP_BIAS_ENA |
                                            WM8994_VMID_BUF_ENA |
                                            WM8994_VMID_RAMP_MASK,
                                            WM8994_BIAS_SRC |
                                            WM8994_STARTUP_BIAS_ENA |
                                            WM8994_VMID_BUF_ENA |
                                            (0x2 << WM8994_VMID_RAMP_SHIFT));

                        /* Main bias enable, VMID=2x40k */
                        snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_1,
                                            WM8994_BIAS_ENA |
                                            WM8994_VMID_SEL_MASK,
                                            WM8994_BIAS_ENA | 0x2);

                        msleep(300);

                        snd_soc_component_update_bits(component, WM8994_ANTIPOP_2,
                                            WM8994_VMID_RAMP_MASK |
                                            WM8994_BIAS_SRC,
                                            0);
                        break;

                case WM8994_VMID_FORCE:
                        /* Startup bias, slow VMID ramp & buffer */
                        snd_soc_component_update_bits(component, WM8994_ANTIPOP_2,
                                            WM8994_BIAS_SRC |
                                            WM8994_VMID_DISCH |
                                            WM8994_STARTUP_BIAS_ENA |
                                            WM8994_VMID_BUF_ENA |
                                            WM8994_VMID_RAMP_MASK,
                                            WM8994_BIAS_SRC |
                                            WM8994_STARTUP_BIAS_ENA |
                                            WM8994_VMID_BUF_ENA |
                                            (0x2 << WM8994_VMID_RAMP_SHIFT));

                        /* Main bias enable, VMID=2x40k */
                        snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_1,
                                            WM8994_BIAS_ENA |
                                            WM8994_VMID_SEL_MASK,
                                            WM8994_BIAS_ENA | 0x2);

                        msleep(400);

                        snd_soc_component_update_bits(component, WM8994_ANTIPOP_2,
                                            WM8994_VMID_RAMP_MASK |
                                            WM8994_BIAS_SRC,
                                            0);
                        break;
                }
        }
}

static void vmid_dereference(struct snd_soc_component *component)
{
        struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);

        wm8994->vmid_refcount--;

        dev_dbg(component->dev, "Dereferencing VMID, refcount is now %d\n",
                wm8994->vmid_refcount);

        if (wm8994->vmid_refcount == 0) {
                if (wm8994->hubs.lineout1_se)
                        snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_3,
                                            WM8994_LINEOUT1N_ENA |
                                            WM8994_LINEOUT1P_ENA,
                                            WM8994_LINEOUT1N_ENA |
                                            WM8994_LINEOUT1P_ENA);

                if (wm8994->hubs.lineout2_se)
                        snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_3,
                                            WM8994_LINEOUT2N_ENA |
                                            WM8994_LINEOUT2P_ENA,
                                            WM8994_LINEOUT2N_ENA |
                                            WM8994_LINEOUT2P_ENA);

                /* Start discharging VMID */
                snd_soc_component_update_bits(component, WM8994_ANTIPOP_2,
                                    WM8994_BIAS_SRC |
                                    WM8994_VMID_DISCH,
                                    WM8994_BIAS_SRC |
                                    WM8994_VMID_DISCH);

                snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_1,
                                    WM8994_VMID_SEL_MASK, 0);

                msleep(400);

                /* Active discharge */
                snd_soc_component_update_bits(component, WM8994_ANTIPOP_1,
                                    WM8994_LINEOUT1_DISCH |
                                    WM8994_LINEOUT2_DISCH,
                                    WM8994_LINEOUT1_DISCH |
                                    WM8994_LINEOUT2_DISCH);

                snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_3,
                                    WM8994_LINEOUT1N_ENA |
                                    WM8994_LINEOUT1P_ENA |
                                    WM8994_LINEOUT2N_ENA |
                                    WM8994_LINEOUT2P_ENA, 0);

                /* Switch off startup biases */
                snd_soc_component_update_bits(component, WM8994_ANTIPOP_2,
                                    WM8994_BIAS_SRC |
                                    WM8994_STARTUP_BIAS_ENA |
                                    WM8994_VMID_BUF_ENA |
                                    WM8994_VMID_RAMP_MASK, 0);

                snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_1,
                                    WM8994_VMID_SEL_MASK, 0);
        }

        pm_runtime_put(component->dev);
}

static int vmid_event(struct snd_soc_dapm_widget *w,
                      struct snd_kcontrol *kcontrol, int event)
{
        struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);

        switch (event) {
        case SND_SOC_DAPM_PRE_PMU:
                vmid_reference(component);
                break;

        case SND_SOC_DAPM_POST_PMD:
                vmid_dereference(component);
                break;
        }

        return 0;
}

static bool wm8994_check_class_w_digital(struct snd_soc_component *component)
{
        int source = 0;  /* GCC flow analysis can't track enable */
        int reg, reg_r;

        /* We also need the same AIF source for L/R and only one path */
        reg = snd_soc_component_read(component, WM8994_DAC1_LEFT_MIXER_ROUTING);
        switch (reg) {
        case WM8994_AIF2DACL_TO_DAC1L:
                dev_vdbg(component->dev, "Class W source AIF2DAC\n");
                source = 2 << WM8994_CP_DYN_SRC_SEL_SHIFT;
                break;
        case WM8994_AIF1DAC2L_TO_DAC1L:
                dev_vdbg(component->dev, "Class W source AIF1DAC2\n");
                source = 1 << WM8994_CP_DYN_SRC_SEL_SHIFT;
                break;
        case WM8994_AIF1DAC1L_TO_DAC1L:
                dev_vdbg(component->dev, "Class W source AIF1DAC1\n");
                source = 0 << WM8994_CP_DYN_SRC_SEL_SHIFT;
                break;
        default:
                dev_vdbg(component->dev, "DAC mixer setting: %x\n", reg);
                return false;
        }

        reg_r = snd_soc_component_read(component, WM8994_DAC1_RIGHT_MIXER_ROUTING);
        if (reg_r != reg) {
                dev_vdbg(component->dev, "Left and right DAC mixers different\n");
                return false;
        }

        /* Set the source up */
        snd_soc_component_update_bits(component, WM8994_CLASS_W_1,
                            WM8994_CP_DYN_SRC_SEL_MASK, source);

        return true;
}

static void wm8994_update_vu_bits(struct snd_soc_component *component)
{
        struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
        struct wm8994 *control = wm8994->wm8994;
        int i;

        for (i = 0; i < ARRAY_SIZE(wm8994_vu_bits); i++)
                snd_soc_component_write(component, wm8994_vu_bits[i].reg,
                                        snd_soc_component_read(component,
                                                       wm8994_vu_bits[i].reg));
        if (control->type == WM1811)
                return;

        for (i = 0; i < ARRAY_SIZE(wm8994_adc2_dac2_vu_bits); i++)
                snd_soc_component_write(component,
                                wm8994_adc2_dac2_vu_bits[i].reg,
                                snd_soc_component_read(component,
                                        wm8994_adc2_dac2_vu_bits[i].reg));
}

static int aif_mclk_set(struct snd_soc_component *component, int aif, bool enable)
{
        struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
        unsigned int offset, val, clk_idx;
        int ret;

        if (aif)
                offset = 4;
        else
                offset = 0;

        val = snd_soc_component_read(component, WM8994_AIF1_CLOCKING_1 + offset);
        val &= WM8994_AIF1CLK_SRC_MASK;

        switch (val) {
        case 0:
                clk_idx = WM8994_MCLK1;
                break;
        case 1:
                clk_idx = WM8994_MCLK2;
                break;
        default:
                return 0;
        }

        if (enable) {
                ret = clk_prepare_enable(wm8994->mclk[clk_idx].clk);
                if (ret < 0) {
                        dev_err(component->dev, "Failed to enable MCLK%d\n",
                                clk_idx);
                        return ret;
                }
        } else {
                clk_disable_unprepare(wm8994->mclk[clk_idx].clk);
        }

        return 0;
}

static int aif1clk_ev(struct snd_soc_dapm_widget *w,
                      struct snd_kcontrol *kcontrol, int event)
{
        struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
        struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
        struct wm8994 *control = wm8994->wm8994;
        int mask = WM8994_AIF1DAC1L_ENA | WM8994_AIF1DAC1R_ENA;
        int ret;
        int dac;
        int adc;
        int val;

        switch (control->type) {
        case WM8994:
        case WM8958:
                mask |= WM8994_AIF1DAC2L_ENA | WM8994_AIF1DAC2R_ENA;
                break;
        default:
                break;
        }

        switch (event) {
        case SND_SOC_DAPM_PRE_PMU:
                ret = aif_mclk_set(component, 0, true);
                if (ret < 0)
                        return ret;

                /* Don't enable timeslot 2 if not in use */
                if (wm8994->channels[0] <= 2)
                        mask &= ~(WM8994_AIF1DAC2L_ENA | WM8994_AIF1DAC2R_ENA);

                val = snd_soc_component_read(component, WM8994_AIF1_CONTROL_1);
                if ((val & WM8994_AIF1ADCL_SRC) &&
                    (val & WM8994_AIF1ADCR_SRC))
                        adc = WM8994_AIF1ADC1R_ENA | WM8994_AIF1ADC2R_ENA;
                else if (!(val & WM8994_AIF1ADCL_SRC) &&
                         !(val & WM8994_AIF1ADCR_SRC))
                        adc = WM8994_AIF1ADC1L_ENA | WM8994_AIF1ADC2L_ENA;
                else
                        adc = WM8994_AIF1ADC1R_ENA | WM8994_AIF1ADC2R_ENA |
                                WM8994_AIF1ADC1L_ENA | WM8994_AIF1ADC2L_ENA;

                val = snd_soc_component_read(component, WM8994_AIF1_CONTROL_2);
                if ((val & WM8994_AIF1DACL_SRC) &&
                    (val & WM8994_AIF1DACR_SRC))
                        dac = WM8994_AIF1DAC1R_ENA | WM8994_AIF1DAC2R_ENA;
                else if (!(val & WM8994_AIF1DACL_SRC) &&
                         !(val & WM8994_AIF1DACR_SRC))
                        dac = WM8994_AIF1DAC1L_ENA | WM8994_AIF1DAC2L_ENA;
                else
                        dac = WM8994_AIF1DAC1R_ENA | WM8994_AIF1DAC2R_ENA |
                                WM8994_AIF1DAC1L_ENA | WM8994_AIF1DAC2L_ENA;

                snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_4,
                                    mask, adc);
                snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_5,
                                    mask, dac);
                snd_soc_component_update_bits(component, WM8994_CLOCKING_1,
                                    WM8994_AIF1DSPCLK_ENA |
                                    WM8994_SYSDSPCLK_ENA,
                                    WM8994_AIF1DSPCLK_ENA |
                                    WM8994_SYSDSPCLK_ENA);
                snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_4, mask,
                                    WM8994_AIF1ADC1R_ENA |
                                    WM8994_AIF1ADC1L_ENA |
                                    WM8994_AIF1ADC2R_ENA |
                                    WM8994_AIF1ADC2L_ENA);
                snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_5, mask,
                                    WM8994_AIF1DAC1R_ENA |
                                    WM8994_AIF1DAC1L_ENA |
                                    WM8994_AIF1DAC2R_ENA |
                                    WM8994_AIF1DAC2L_ENA);
                break;

        case SND_SOC_DAPM_POST_PMU:
                wm8994_update_vu_bits(component);
                break;

        case SND_SOC_DAPM_PRE_PMD:
        case SND_SOC_DAPM_POST_PMD:
                snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_5,
                                    mask, 0);
                snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_4,
                                    mask, 0);

                val = snd_soc_component_read(component, WM8994_CLOCKING_1);
                if (val & WM8994_AIF2DSPCLK_ENA)
                        val = WM8994_SYSDSPCLK_ENA;
                else
                        val = 0;
                snd_soc_component_update_bits(component, WM8994_CLOCKING_1,
                                    WM8994_SYSDSPCLK_ENA |
                                    WM8994_AIF1DSPCLK_ENA, val);
                break;
        }

        switch (event) {
        case SND_SOC_DAPM_POST_PMD:
                aif_mclk_set(component, 0, false);
                break;
        }

        return 0;
}

static int aif2clk_ev(struct snd_soc_dapm_widget *w,
                      struct snd_kcontrol *kcontrol, int event)
{
        struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
        int ret;
        int dac;
        int adc;
        int val;

        switch (event) {
        case SND_SOC_DAPM_PRE_PMU:
                ret = aif_mclk_set(component, 1, true);
                if (ret < 0)
                        return ret;

                val = snd_soc_component_read(component, WM8994_AIF2_CONTROL_1);
                if ((val & WM8994_AIF2ADCL_SRC) &&
                    (val & WM8994_AIF2ADCR_SRC))
                        adc = WM8994_AIF2ADCR_ENA;
                else if (!(val & WM8994_AIF2ADCL_SRC) &&
                         !(val & WM8994_AIF2ADCR_SRC))
                        adc = WM8994_AIF2ADCL_ENA;
                else
                        adc = WM8994_AIF2ADCL_ENA | WM8994_AIF2ADCR_ENA;


                val = snd_soc_component_read(component, WM8994_AIF2_CONTROL_2);
                if ((val & WM8994_AIF2DACL_SRC) &&
                    (val & WM8994_AIF2DACR_SRC))
                        dac = WM8994_AIF2DACR_ENA;
                else if (!(val & WM8994_AIF2DACL_SRC) &&
                         !(val & WM8994_AIF2DACR_SRC))
                        dac = WM8994_AIF2DACL_ENA;
                else
                        dac = WM8994_AIF2DACL_ENA | WM8994_AIF2DACR_ENA;

                snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_4,
                                    WM8994_AIF2ADCL_ENA |
                                    WM8994_AIF2ADCR_ENA, adc);
                snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_5,
                                    WM8994_AIF2DACL_ENA |
                                    WM8994_AIF2DACR_ENA, dac);
                snd_soc_component_update_bits(component, WM8994_CLOCKING_1,
                                    WM8994_AIF2DSPCLK_ENA |
                                    WM8994_SYSDSPCLK_ENA,
                                    WM8994_AIF2DSPCLK_ENA |
                                    WM8994_SYSDSPCLK_ENA);
                snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_4,
                                    WM8994_AIF2ADCL_ENA |
                                    WM8994_AIF2ADCR_ENA,
                                    WM8994_AIF2ADCL_ENA |
                                    WM8994_AIF2ADCR_ENA);
                snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_5,
                                    WM8994_AIF2DACL_ENA |
                                    WM8994_AIF2DACR_ENA,
                                    WM8994_AIF2DACL_ENA |
                                    WM8994_AIF2DACR_ENA);
                break;

        case SND_SOC_DAPM_POST_PMU:
                wm8994_update_vu_bits(component);
                break;

        case SND_SOC_DAPM_PRE_PMD:
        case SND_SOC_DAPM_POST_PMD:
                snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_5,
                                    WM8994_AIF2DACL_ENA |
                                    WM8994_AIF2DACR_ENA, 0);
                snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_4,
                                    WM8994_AIF2ADCL_ENA |
                                    WM8994_AIF2ADCR_ENA, 0);

                val = snd_soc_component_read(component, WM8994_CLOCKING_1);
                if (val & WM8994_AIF1DSPCLK_ENA)
                        val = WM8994_SYSDSPCLK_ENA;
                else
                        val = 0;
                snd_soc_component_update_bits(component, WM8994_CLOCKING_1,
                                    WM8994_SYSDSPCLK_ENA |
                                    WM8994_AIF2DSPCLK_ENA, val);
                break;
        }

        switch (event) {
        case SND_SOC_DAPM_POST_PMD:
                aif_mclk_set(component, 1, false);
                break;
        }

        return 0;
}

static int aif1clk_late_ev(struct snd_soc_dapm_widget *w,
                           struct snd_kcontrol *kcontrol, int event)
{
        struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
        struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);

        switch (event) {
        case SND_SOC_DAPM_PRE_PMU:
                wm8994->aif1clk_enable = 1;
                break;
        case SND_SOC_DAPM_POST_PMD:
                wm8994->aif1clk_disable = 1;
                break;
        }

        return 0;
}

static int aif2clk_late_ev(struct snd_soc_dapm_widget *w,
                           struct snd_kcontrol *kcontrol, int event)
{
        struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
        struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);

        switch (event) {
        case SND_SOC_DAPM_PRE_PMU:
                wm8994->aif2clk_enable = 1;
                break;
        case SND_SOC_DAPM_POST_PMD:
                wm8994->aif2clk_disable = 1;
                break;
        }

        return 0;
}

static int late_enable_ev(struct snd_soc_dapm_widget *w,
                          struct snd_kcontrol *kcontrol, int event)
{
        struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
        struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);

        switch (event) {
        case SND_SOC_DAPM_PRE_PMU:
                if (wm8994->aif1clk_enable) {
                        aif1clk_ev(w, kcontrol, SND_SOC_DAPM_PRE_PMU);
                        snd_soc_component_update_bits(component, WM8994_AIF1_CLOCKING_1,
                                            WM8994_AIF1CLK_ENA_MASK,
                                            WM8994_AIF1CLK_ENA);
                        aif1clk_ev(w, kcontrol, SND_SOC_DAPM_POST_PMU);
                        wm8994->aif1clk_enable = 0;
                }
                if (wm8994->aif2clk_enable) {
                        aif2clk_ev(w, kcontrol, SND_SOC_DAPM_PRE_PMU);
                        snd_soc_component_update_bits(component, WM8994_AIF2_CLOCKING_1,
                                            WM8994_AIF2CLK_ENA_MASK,
                                            WM8994_AIF2CLK_ENA);
                        aif2clk_ev(w, kcontrol, SND_SOC_DAPM_POST_PMU);
                        wm8994->aif2clk_enable = 0;
                }
                break;
        }

        /* We may also have postponed startup of DSP, handle that. */
        wm8958_aif_ev(w, kcontrol, event);

        return 0;
}

static int late_disable_ev(struct snd_soc_dapm_widget *w,
                           struct snd_kcontrol *kcontrol, int event)
{
        struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
        struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);

        switch (event) {
        case SND_SOC_DAPM_POST_PMD:
                if (wm8994->aif1clk_disable) {
                        aif1clk_ev(w, kcontrol, SND_SOC_DAPM_PRE_PMD);
                        snd_soc_component_update_bits(component, WM8994_AIF1_CLOCKING_1,
                                            WM8994_AIF1CLK_ENA_MASK, 0);
                        aif1clk_ev(w, kcontrol, SND_SOC_DAPM_POST_PMD);
                        wm8994->aif1clk_disable = 0;
                }
                if (wm8994->aif2clk_disable) {
                        aif2clk_ev(w, kcontrol, SND_SOC_DAPM_PRE_PMD);
                        snd_soc_component_update_bits(component, WM8994_AIF2_CLOCKING_1,
                                            WM8994_AIF2CLK_ENA_MASK, 0);
                        aif2clk_ev(w, kcontrol, SND_SOC_DAPM_POST_PMD);
                        wm8994->aif2clk_disable = 0;
                }
                break;
        }

        return 0;
}

static int adc_mux_ev(struct snd_soc_dapm_widget *w,
                      struct snd_kcontrol *kcontrol, int event)
{
        late_enable_ev(w, kcontrol, event);
        return 0;
}

static int micbias_ev(struct snd_soc_dapm_widget *w,
                      struct snd_kcontrol *kcontrol, int event)
{
        late_enable_ev(w, kcontrol, event);
        return 0;
}

static int dac_ev(struct snd_soc_dapm_widget *w,
                  struct snd_kcontrol *kcontrol, int event)
{
        struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
        unsigned int mask = 1 << w->shift;

        snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_5,
                            mask, mask);
        return 0;
}

static const char *adc_mux_text[] = {
        "ADC",
        "DMIC",
};

static SOC_ENUM_SINGLE_VIRT_DECL(adc_enum, adc_mux_text);

static const struct snd_kcontrol_new adcl_mux =
        SOC_DAPM_ENUM("ADCL Mux", adc_enum);

static const struct snd_kcontrol_new adcr_mux =
        SOC_DAPM_ENUM("ADCR Mux", adc_enum);

static const struct snd_kcontrol_new left_speaker_mixer[] = {
SOC_DAPM_SINGLE("DAC2 Switch", WM8994_SPEAKER_MIXER, 9, 1, 0),
SOC_DAPM_SINGLE("Input Switch", WM8994_SPEAKER_MIXER, 7, 1, 0),
SOC_DAPM_SINGLE("IN1LP Switch", WM8994_SPEAKER_MIXER, 5, 1, 0),
SOC_DAPM_SINGLE("Output Switch", WM8994_SPEAKER_MIXER, 3, 1, 0),
SOC_DAPM_SINGLE("DAC1 Switch", WM8994_SPEAKER_MIXER, 1, 1, 0),
};

static const struct snd_kcontrol_new right_speaker_mixer[] = {
SOC_DAPM_SINGLE("DAC2 Switch", WM8994_SPEAKER_MIXER, 8, 1, 0),
SOC_DAPM_SINGLE("Input Switch", WM8994_SPEAKER_MIXER, 6, 1, 0),
SOC_DAPM_SINGLE("IN1RP Switch", WM8994_SPEAKER_MIXER, 4, 1, 0),
SOC_DAPM_SINGLE("Output Switch", WM8994_SPEAKER_MIXER, 2, 1, 0),
SOC_DAPM_SINGLE("DAC1 Switch", WM8994_SPEAKER_MIXER, 0, 1, 0),
};

/* Debugging; dump chip status after DAPM transitions */
static int post_ev(struct snd_soc_dapm_widget *w,
            struct snd_kcontrol *kcontrol, int event)
{
        struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
        dev_dbg(component->dev, "SRC status: %x\n",
                snd_soc_component_read(component,
                             WM8994_RATE_STATUS));
        return 0;
}

static const struct snd_kcontrol_new aif1adc1l_mix[] = {
SOC_DAPM_SINGLE("ADC/DMIC Switch", WM8994_AIF1_ADC1_LEFT_MIXER_ROUTING,
                1, 1, 0),
SOC_DAPM_SINGLE("AIF2 Switch", WM8994_AIF1_ADC1_LEFT_MIXER_ROUTING,
                0, 1, 0),
};

static const struct snd_kcontrol_new aif1adc1r_mix[] = {
SOC_DAPM_SINGLE("ADC/DMIC Switch", WM8994_AIF1_ADC1_RIGHT_MIXER_ROUTING,
                1, 1, 0),
SOC_DAPM_SINGLE("AIF2 Switch", WM8994_AIF1_ADC1_RIGHT_MIXER_ROUTING,
                0, 1, 0),
};

static const struct snd_kcontrol_new aif1adc2l_mix[] = {
SOC_DAPM_SINGLE("DMIC Switch", WM8994_AIF1_ADC2_LEFT_MIXER_ROUTING,
                1, 1, 0),
SOC_DAPM_SINGLE("AIF2 Switch", WM8994_AIF1_ADC2_LEFT_MIXER_ROUTING,
                0, 1, 0),
};

static const struct snd_kcontrol_new aif1adc2r_mix[] = {
SOC_DAPM_SINGLE("DMIC Switch", WM8994_AIF1_ADC2_RIGHT_MIXER_ROUTING,
                1, 1, 0),
SOC_DAPM_SINGLE("AIF2 Switch", WM8994_AIF1_ADC2_RIGHT_MIXER_ROUTING,
                0, 1, 0),
};

static const struct snd_kcontrol_new aif2dac2l_mix[] = {
SOC_DAPM_SINGLE("Right Sidetone Switch", WM8994_DAC2_LEFT_MIXER_ROUTING,
                5, 1, 0),
SOC_DAPM_SINGLE("Left Sidetone Switch", WM8994_DAC2_LEFT_MIXER_ROUTING,
                4, 1, 0),
SOC_DAPM_SINGLE("AIF2 Switch", WM8994_DAC2_LEFT_MIXER_ROUTING,
                2, 1, 0),
SOC_DAPM_SINGLE("AIF1.2 Switch", WM8994_DAC2_LEFT_MIXER_ROUTING,
                1, 1, 0),
SOC_DAPM_SINGLE("AIF1.1 Switch", WM8994_DAC2_LEFT_MIXER_ROUTING,
                0, 1, 0),
};

static const struct snd_kcontrol_new aif2dac2r_mix[] = {
SOC_DAPM_SINGLE("Right Sidetone Switch", WM8994_DAC2_RIGHT_MIXER_ROUTING,
                5, 1, 0),
SOC_DAPM_SINGLE("Left Sidetone Switch", WM8994_DAC2_RIGHT_MIXER_ROUTING,
                4, 1, 0),
SOC_DAPM_SINGLE("AIF2 Switch", WM8994_DAC2_RIGHT_MIXER_ROUTING,
                2, 1, 0),
SOC_DAPM_SINGLE("AIF1.2 Switch", WM8994_DAC2_RIGHT_MIXER_ROUTING,
                1, 1, 0),
SOC_DAPM_SINGLE("AIF1.1 Switch", WM8994_DAC2_RIGHT_MIXER_ROUTING,
                0, 1, 0),
};

#define WM8994_CLASS_W_SWITCH(xname, reg, shift, max, invert) \
        SOC_SINGLE_EXT(xname, reg, shift, max, invert, \
                snd_soc_dapm_get_volsw, wm8994_put_class_w)

static int wm8994_put_class_w(struct snd_kcontrol *kcontrol,
                              struct snd_ctl_elem_value *ucontrol)
{
        struct snd_soc_component *component = snd_soc_dapm_kcontrol_to_component(kcontrol);
        int ret;

        ret = snd_soc_dapm_put_volsw(kcontrol, ucontrol);

        wm_hubs_update_class_w(component);

        return ret;
}

static const struct snd_kcontrol_new dac1l_mix[] = {
WM8994_CLASS_W_SWITCH("Right Sidetone Switch", WM8994_DAC1_LEFT_MIXER_ROUTING,
                      5, 1, 0),
WM8994_CLASS_W_SWITCH("Left Sidetone Switch", WM8994_DAC1_LEFT_MIXER_ROUTING,
                      4, 1, 0),
WM8994_CLASS_W_SWITCH("AIF2 Switch", WM8994_DAC1_LEFT_MIXER_ROUTING,
                      2, 1, 0),
WM8994_CLASS_W_SWITCH("AIF1.2 Switch", WM8994_DAC1_LEFT_MIXER_ROUTING,
                      1, 1, 0),
WM8994_CLASS_W_SWITCH("AIF1.1 Switch", WM8994_DAC1_LEFT_MIXER_ROUTING,
                      0, 1, 0),
};

static const struct snd_kcontrol_new dac1r_mix[] = {
WM8994_CLASS_W_SWITCH("Right Sidetone Switch", WM8994_DAC1_RIGHT_MIXER_ROUTING,
                      5, 1, 0),
WM8994_CLASS_W_SWITCH("Left Sidetone Switch", WM8994_DAC1_RIGHT_MIXER_ROUTING,
                      4, 1, 0),
WM8994_CLASS_W_SWITCH("AIF2 Switch", WM8994_DAC1_RIGHT_MIXER_ROUTING,
                      2, 1, 0),
WM8994_CLASS_W_SWITCH("AIF1.2 Switch", WM8994_DAC1_RIGHT_MIXER_ROUTING,
                      1, 1, 0),
WM8994_CLASS_W_SWITCH("AIF1.1 Switch", WM8994_DAC1_RIGHT_MIXER_ROUTING,
                      0, 1, 0),
};

static const char *sidetone_text[] = {
        "ADC/DMIC1", "DMIC2",
};

static SOC_ENUM_SINGLE_DECL(sidetone1_enum,
                            WM8994_SIDETONE, 0, sidetone_text);

static const struct snd_kcontrol_new sidetone1_mux =
        SOC_DAPM_ENUM("Left Sidetone Mux", sidetone1_enum);

static SOC_ENUM_SINGLE_DECL(sidetone2_enum,
                            WM8994_SIDETONE, 1, sidetone_text);

static const struct snd_kcontrol_new sidetone2_mux =
        SOC_DAPM_ENUM("Right Sidetone Mux", sidetone2_enum);

static const char *aif1dac_text[] = {
        "AIF1DACDAT", "AIF3DACDAT",
};

static const char *loopback_text[] = {
        "None", "ADCDAT",
};

static SOC_ENUM_SINGLE_DECL(aif1_loopback_enum,
                            WM8994_AIF1_CONTROL_2,
                            WM8994_AIF1_LOOPBACK_SHIFT,
                            loopback_text);

static const struct snd_kcontrol_new aif1_loopback =
        SOC_DAPM_ENUM("AIF1 Loopback", aif1_loopback_enum);

static SOC_ENUM_SINGLE_DECL(aif2_loopback_enum,
                            WM8994_AIF2_CONTROL_2,
                            WM8994_AIF2_LOOPBACK_SHIFT,
                            loopback_text);

static const struct snd_kcontrol_new aif2_loopback =
        SOC_DAPM_ENUM("AIF2 Loopback", aif2_loopback_enum);

static SOC_ENUM_SINGLE_DECL(aif1dac_enum,
                            WM8994_POWER_MANAGEMENT_6, 0, aif1dac_text);

static const struct snd_kcontrol_new aif1dac_mux =
        SOC_DAPM_ENUM("AIF1DAC Mux", aif1dac_enum);

static const char *aif2dac_text[] = {
        "AIF2DACDAT", "AIF3DACDAT",
};

static SOC_ENUM_SINGLE_DECL(aif2dac_enum,
                            WM8994_POWER_MANAGEMENT_6, 1, aif2dac_text);

static const struct snd_kcontrol_new aif2dac_mux =
        SOC_DAPM_ENUM("AIF2DAC Mux", aif2dac_enum);

static const char *aif2adc_text[] = {
        "AIF2ADCDAT", "AIF3DACDAT",
};

static SOC_ENUM_SINGLE_DECL(aif2adc_enum,
                            WM8994_POWER_MANAGEMENT_6, 2, aif2adc_text);

static const struct snd_kcontrol_new aif2adc_mux =
        SOC_DAPM_ENUM("AIF2ADC Mux", aif2adc_enum);

static const char *aif3adc_text[] = {
        "AIF1ADCDAT", "AIF2ADCDAT", "AIF2DACDAT", "Mono PCM",
};

static SOC_ENUM_SINGLE_DECL(wm8994_aif3adc_enum,
                            WM8994_POWER_MANAGEMENT_6, 3, aif3adc_text);

static const struct snd_kcontrol_new wm8994_aif3adc_mux =
        SOC_DAPM_ENUM("AIF3ADC Mux", wm8994_aif3adc_enum);

static SOC_ENUM_SINGLE_DECL(wm8958_aif3adc_enum,
                            WM8994_POWER_MANAGEMENT_6, 3, aif3adc_text);

static const struct snd_kcontrol_new wm8958_aif3adc_mux =
        SOC_DAPM_ENUM("AIF3ADC Mux", wm8958_aif3adc_enum);

static const char *mono_pcm_out_text[] = {
        "None", "AIF2ADCL", "AIF2ADCR",
};

static SOC_ENUM_SINGLE_DECL(mono_pcm_out_enum,
                            WM8994_POWER_MANAGEMENT_6, 9, mono_pcm_out_text);

static const struct snd_kcontrol_new mono_pcm_out_mux =
        SOC_DAPM_ENUM("Mono PCM Out Mux", mono_pcm_out_enum);

static const char *aif2dac_src_text[] = {
        "AIF2", "AIF3",
};

/* Note that these two control shouldn't be simultaneously switched to AIF3 */
static SOC_ENUM_SINGLE_DECL(aif2dacl_src_enum,
                            WM8994_POWER_MANAGEMENT_6, 7, aif2dac_src_text);

static const struct snd_kcontrol_new aif2dacl_src_mux =
        SOC_DAPM_ENUM("AIF2DACL Mux", aif2dacl_src_enum);

static SOC_ENUM_SINGLE_DECL(aif2dacr_src_enum,
                            WM8994_POWER_MANAGEMENT_6, 8, aif2dac_src_text);

static const struct snd_kcontrol_new aif2dacr_src_mux =
        SOC_DAPM_ENUM("AIF2DACR Mux", aif2dacr_src_enum);

static const struct snd_soc_dapm_widget wm8994_lateclk_revd_widgets[] = {
SND_SOC_DAPM_SUPPLY("AIF1CLK", SND_SOC_NOPM, 0, 0, aif1clk_late_ev,
        SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
SND_SOC_DAPM_SUPPLY("AIF2CLK", SND_SOC_NOPM, 0, 0, aif2clk_late_ev,
        SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),

SND_SOC_DAPM_PGA_E("Late DAC1L Enable PGA", SND_SOC_NOPM, 0, 0, NULL, 0,
        late_enable_ev, SND_SOC_DAPM_PRE_PMU),
SND_SOC_DAPM_PGA_E("Late DAC1R Enable PGA", SND_SOC_NOPM, 0, 0, NULL, 0,
        late_enable_ev, SND_SOC_DAPM_PRE_PMU),
SND_SOC_DAPM_PGA_E("Late DAC2L Enable PGA", SND_SOC_NOPM, 0, 0, NULL, 0,
        late_enable_ev, SND_SOC_DAPM_PRE_PMU),
SND_SOC_DAPM_PGA_E("Late DAC2R Enable PGA", SND_SOC_NOPM, 0, 0, NULL, 0,
        late_enable_ev, SND_SOC_DAPM_PRE_PMU),
SND_SOC_DAPM_PGA_E("Direct Voice", SND_SOC_NOPM, 0, 0, NULL, 0,
        late_enable_ev, SND_SOC_DAPM_PRE_PMU),

SND_SOC_DAPM_MIXER_E("SPKL", WM8994_POWER_MANAGEMENT_3, 8, 0,
                     left_speaker_mixer, ARRAY_SIZE(left_speaker_mixer),
                     late_enable_ev, SND_SOC_DAPM_PRE_PMU),
SND_SOC_DAPM_MIXER_E("SPKR", WM8994_POWER_MANAGEMENT_3, 9, 0,
                     right_speaker_mixer, ARRAY_SIZE(right_speaker_mixer),
                     late_enable_ev, SND_SOC_DAPM_PRE_PMU),
SND_SOC_DAPM_MUX_E("Left Headphone Mux", SND_SOC_NOPM, 0, 0, &wm_hubs_hpl_mux,
                   late_enable_ev, SND_SOC_DAPM_PRE_PMU),
SND_SOC_DAPM_MUX_E("Right Headphone Mux", SND_SOC_NOPM, 0, 0, &wm_hubs_hpr_mux,
                   late_enable_ev, SND_SOC_DAPM_PRE_PMU),

SND_SOC_DAPM_POST("Late Disable PGA", late_disable_ev)
};

static const struct snd_soc_dapm_widget wm8994_lateclk_widgets[] = {
SND_SOC_DAPM_SUPPLY("AIF1CLK", WM8994_AIF1_CLOCKING_1, 0, 0, aif1clk_ev,
                    SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
                    SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMD),
SND_SOC_DAPM_SUPPLY("AIF2CLK", WM8994_AIF2_CLOCKING_1, 0, 0, aif2clk_ev,
                    SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
                    SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMD),
SND_SOC_DAPM_PGA("Direct Voice", SND_SOC_NOPM, 0, 0, NULL, 0),
SND_SOC_DAPM_MIXER("SPKL", WM8994_POWER_MANAGEMENT_3, 8, 0,
                   left_speaker_mixer, ARRAY_SIZE(left_speaker_mixer)),
SND_SOC_DAPM_MIXER("SPKR", WM8994_POWER_MANAGEMENT_3, 9, 0,
                   right_speaker_mixer, ARRAY_SIZE(right_speaker_mixer)),
SND_SOC_DAPM_MUX("Left Headphone Mux", SND_SOC_NOPM, 0, 0, &wm_hubs_hpl_mux),
SND_SOC_DAPM_MUX("Right Headphone Mux", SND_SOC_NOPM, 0, 0, &wm_hubs_hpr_mux),
};

static const struct snd_soc_dapm_widget wm8994_dac_revd_widgets[] = {
SND_SOC_DAPM_DAC_E("DAC2L", NULL, SND_SOC_NOPM, 3, 0,
        dac_ev, SND_SOC_DAPM_PRE_PMU),
SND_SOC_DAPM_DAC_E("DAC2R", NULL, SND_SOC_NOPM, 2, 0,
        dac_ev, SND_SOC_DAPM_PRE_PMU),
SND_SOC_DAPM_DAC_E("DAC1L", NULL, SND_SOC_NOPM, 1, 0,
        dac_ev, SND_SOC_DAPM_PRE_PMU),
SND_SOC_DAPM_DAC_E("DAC1R", NULL, SND_SOC_NOPM, 0, 0,
        dac_ev, SND_SOC_DAPM_PRE_PMU),
};

static const struct snd_soc_dapm_widget wm8994_dac_widgets[] = {
SND_SOC_DAPM_DAC("DAC2L", NULL, WM8994_POWER_MANAGEMENT_5, 3, 0),
SND_SOC_DAPM_DAC("DAC2R", NULL, WM8994_POWER_MANAGEMENT_5, 2, 0),
SND_SOC_DAPM_DAC("DAC1L", NULL, WM8994_POWER_MANAGEMENT_5, 1, 0),
SND_SOC_DAPM_DAC("DAC1R", NULL, WM8994_POWER_MANAGEMENT_5, 0, 0),
};

static const struct snd_soc_dapm_widget wm8994_adc_revd_widgets[] = {
SND_SOC_DAPM_MUX_E("ADCL Mux", WM8994_POWER_MANAGEMENT_4, 1, 0, &adcl_mux,
                        adc_mux_ev, SND_SOC_DAPM_PRE_PMU),
SND_SOC_DAPM_MUX_E("ADCR Mux", WM8994_POWER_MANAGEMENT_4, 0, 0, &adcr_mux,
                        adc_mux_ev, SND_SOC_DAPM_PRE_PMU),
};

static const struct snd_soc_dapm_widget wm8994_adc_widgets[] = {
SND_SOC_DAPM_MUX("ADCL Mux", WM8994_POWER_MANAGEMENT_4, 1, 0, &adcl_mux),
SND_SOC_DAPM_MUX("ADCR Mux", WM8994_POWER_MANAGEMENT_4, 0, 0, &adcr_mux),
};

static const struct snd_soc_dapm_widget wm8994_dapm_widgets[] = {
SND_SOC_DAPM_INPUT("DMIC1DAT"),
SND_SOC_DAPM_INPUT("DMIC2DAT"),
SND_SOC_DAPM_INPUT("Clock"),

SND_SOC_DAPM_SUPPLY_S("MICBIAS Supply", 1, SND_SOC_NOPM, 0, 0, micbias_ev,
                      SND_SOC_DAPM_PRE_PMU),
SND_SOC_DAPM_SUPPLY("VMID", SND_SOC_NOPM, 0, 0, vmid_event,
                    SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),

SND_SOC_DAPM_SUPPLY("CLK_SYS", SND_SOC_NOPM, 0, 0, clk_sys_event,
                    SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
                    SND_SOC_DAPM_PRE_PMD),

SND_SOC_DAPM_SUPPLY("DSP1CLK", SND_SOC_NOPM, 3, 0, NULL, 0),
SND_SOC_DAPM_SUPPLY("DSP2CLK", SND_SOC_NOPM, 2, 0, NULL, 0),
SND_SOC_DAPM_SUPPLY("DSPINTCLK", SND_SOC_NOPM, 1, 0, NULL, 0),

SND_SOC_DAPM_AIF_OUT("AIF1ADC1L", NULL,
                     0, SND_SOC_NOPM, 9, 0),
SND_SOC_DAPM_AIF_OUT("AIF1ADC1R", NULL,
                     0, SND_SOC_NOPM, 8, 0),
SND_SOC_DAPM_AIF_IN_E("AIF1DAC1L", NULL, 0,
                      SND_SOC_NOPM, 9, 0, wm8958_aif_ev,
                      SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
SND_SOC_DAPM_AIF_IN_E("AIF1DAC1R", NULL, 0,
                      SND_SOC_NOPM, 8, 0, wm8958_aif_ev,
                      SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),

SND_SOC_DAPM_AIF_OUT("AIF1ADC2L", NULL,
                     0, SND_SOC_NOPM, 11, 0),
SND_SOC_DAPM_AIF_OUT("AIF1ADC2R", NULL,
                     0, SND_SOC_NOPM, 10, 0),
SND_SOC_DAPM_AIF_IN_E("AIF1DAC2L", NULL, 0,
                      SND_SOC_NOPM, 11, 0, wm8958_aif_ev,
                      SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
SND_SOC_DAPM_AIF_IN_E("AIF1DAC2R", NULL, 0,
                      SND_SOC_NOPM, 10, 0, wm8958_aif_ev,
                      SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),

SND_SOC_DAPM_MIXER("AIF1ADC1L Mixer", SND_SOC_NOPM, 0, 0,
                   aif1adc1l_mix, ARRAY_SIZE(aif1adc1l_mix)),
SND_SOC_DAPM_MIXER("AIF1ADC1R Mixer", SND_SOC_NOPM, 0, 0,
                   aif1adc1r_mix, ARRAY_SIZE(aif1adc1r_mix)),

SND_SOC_DAPM_MIXER("AIF1ADC2L Mixer", SND_SOC_NOPM, 0, 0,
                   aif1adc2l_mix, ARRAY_SIZE(aif1adc2l_mix)),
SND_SOC_DAPM_MIXER("AIF1ADC2R Mixer", SND_SOC_NOPM, 0, 0,
                   aif1adc2r_mix, ARRAY_SIZE(aif1adc2r_mix)),

SND_SOC_DAPM_MIXER("AIF2DAC2L Mixer", SND_SOC_NOPM, 0, 0,
                   aif2dac2l_mix, ARRAY_SIZE(aif2dac2l_mix)),
SND_SOC_DAPM_MIXER("AIF2DAC2R Mixer", SND_SOC_NOPM, 0, 0,
                   aif2dac2r_mix, ARRAY_SIZE(aif2dac2r_mix)),

SND_SOC_DAPM_MUX("Left Sidetone", SND_SOC_NOPM, 0, 0, &sidetone1_mux),
SND_SOC_DAPM_MUX("Right Sidetone", SND_SOC_NOPM, 0, 0, &sidetone2_mux),

SND_SOC_DAPM_MIXER("DAC1L Mixer", SND_SOC_NOPM, 0, 0,
                   dac1l_mix, ARRAY_SIZE(dac1l_mix)),
SND_SOC_DAPM_MIXER("DAC1R Mixer", SND_SOC_NOPM, 0, 0,
                   dac1r_mix, ARRAY_SIZE(dac1r_mix)),

SND_SOC_DAPM_AIF_OUT("AIF2ADCL", NULL, 0,
                     SND_SOC_NOPM, 13, 0),
SND_SOC_DAPM_AIF_OUT("AIF2ADCR", NULL, 0,
                     SND_SOC_NOPM, 12, 0),
SND_SOC_DAPM_AIF_IN_E("AIF2DACL", NULL, 0,
                      SND_SOC_NOPM, 13, 0, wm8958_aif_ev,
                      SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
SND_SOC_DAPM_AIF_IN_E("AIF2DACR", NULL, 0,
                      SND_SOC_NOPM, 12, 0, wm8958_aif_ev,
                      SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),

SND_SOC_DAPM_AIF_IN("AIF1DACDAT", NULL, 0, SND_SOC_NOPM, 0, 0),
SND_SOC_DAPM_AIF_IN("AIF2DACDAT", NULL, 0, SND_SOC_NOPM, 0, 0),
SND_SOC_DAPM_AIF_OUT("AIF1ADCDAT", NULL, 0, SND_SOC_NOPM, 0, 0),
SND_SOC_DAPM_AIF_OUT("AIF2ADCDAT",  NULL, 0, SND_SOC_NOPM, 0, 0),

SND_SOC_DAPM_MUX("AIF1DAC Mux", SND_SOC_NOPM, 0, 0, &aif1dac_mux),
SND_SOC_DAPM_MUX("AIF2DAC Mux", SND_SOC_NOPM, 0, 0, &aif2dac_mux),
SND_SOC_DAPM_MUX("AIF2ADC Mux", SND_SOC_NOPM, 0, 0, &aif2adc_mux),

SND_SOC_DAPM_AIF_IN("AIF3DACDAT", NULL, 0, SND_SOC_NOPM, 0, 0),
SND_SOC_DAPM_AIF_OUT("AIF3ADCDAT", NULL, 0, SND_SOC_NOPM, 0, 0),

SND_SOC_DAPM_SUPPLY("TOCLK", WM8994_CLOCKING_1, 4, 0, NULL, 0),

SND_SOC_DAPM_ADC("DMIC2L", NULL, WM8994_POWER_MANAGEMENT_4, 5, 0),
SND_SOC_DAPM_ADC("DMIC2R", NULL, WM8994_POWER_MANAGEMENT_4, 4, 0),
SND_SOC_DAPM_ADC("DMIC1L", NULL, WM8994_POWER_MANAGEMENT_4, 3, 0),
SND_SOC_DAPM_ADC("DMIC1R", NULL, WM8994_POWER_MANAGEMENT_4, 2, 0),

/* Power is done with the muxes since the ADC power also controls the
 * downsampling chain, the chip will automatically manage the analogue
 * specific portions.
 */
SND_SOC_DAPM_ADC("ADCL", NULL, SND_SOC_NOPM, 1, 0),
SND_SOC_DAPM_ADC("ADCR", NULL, SND_SOC_NOPM, 0, 0),

SND_SOC_DAPM_MUX("AIF1 Loopback", SND_SOC_NOPM, 0, 0, &aif1_loopback),
SND_SOC_DAPM_MUX("AIF2 Loopback", SND_SOC_NOPM, 0, 0, &aif2_loopback),

SND_SOC_DAPM_POST("Debug log", post_ev),
};

static const struct snd_soc_dapm_widget wm8994_specific_dapm_widgets[] = {
SND_SOC_DAPM_MUX("AIF3ADC Mux", SND_SOC_NOPM, 0, 0, &wm8994_aif3adc_mux),
};

static const struct snd_soc_dapm_widget wm8958_dapm_widgets[] = {
SND_SOC_DAPM_SUPPLY("AIF3", WM8994_POWER_MANAGEMENT_6, 5, 1, NULL, 0),
SND_SOC_DAPM_MUX("Mono PCM Out Mux", SND_SOC_NOPM, 0, 0, &mono_pcm_out_mux),
SND_SOC_DAPM_MUX("AIF2DACL Mux", SND_SOC_NOPM, 0, 0, &aif2dacl_src_mux),
SND_SOC_DAPM_MUX("AIF2DACR Mux", SND_SOC_NOPM, 0, 0, &aif2dacr_src_mux),
SND_SOC_DAPM_MUX("AIF3ADC Mux", SND_SOC_NOPM, 0, 0, &wm8958_aif3adc_mux),
};

static const struct snd_soc_dapm_route intercon[] = {
        { "CLK_SYS", NULL, "AIF1CLK", check_clk_sys },
        { "CLK_SYS", NULL, "AIF2CLK", check_clk_sys },

        { "DSP1CLK", NULL, "CLK_SYS" },
        { "DSP2CLK", NULL, "CLK_SYS" },
        { "DSPINTCLK", NULL, "CLK_SYS" },

        { "AIF1ADC1L", NULL, "AIF1CLK" },
        { "AIF1ADC1L", NULL, "DSP1CLK" },
        { "AIF1ADC1R", NULL, "AIF1CLK" },
        { "AIF1ADC1R", NULL, "DSP1CLK" },
        { "AIF1ADC1R", NULL, "DSPINTCLK" },

        { "AIF1DAC1L", NULL, "AIF1CLK" },
        { "AIF1DAC1L", NULL, "DSP1CLK" },
        { "AIF1DAC1R", NULL, "AIF1CLK" },
        { "AIF1DAC1R", NULL, "DSP1CLK" },
        { "AIF1DAC1R", NULL, "DSPINTCLK" },

        { "AIF1ADC2L", NULL, "AIF1CLK" },
        { "AIF1ADC2L", NULL, "DSP1CLK" },
        { "AIF1ADC2R", NULL, "AIF1CLK" },
        { "AIF1ADC2R", NULL, "DSP1CLK" },
        { "AIF1ADC2R", NULL, "DSPINTCLK" },

        { "AIF1DAC2L", NULL, "AIF1CLK" },
        { "AIF1DAC2L", NULL, "DSP1CLK" },
        { "AIF1DAC2R", NULL, "AIF1CLK" },
        { "AIF1DAC2R", NULL, "DSP1CLK" },
        { "AIF1DAC2R", NULL, "DSPINTCLK" },

        { "AIF2ADCL", NULL, "AIF2CLK" },
        { "AIF2ADCL", NULL, "DSP2CLK" },
        { "AIF2ADCR", NULL, "AIF2CLK" },
        { "AIF2ADCR", NULL, "DSP2CLK" },
        { "AIF2ADCR", NULL, "DSPINTCLK" },

        { "AIF2DACL", NULL, "AIF2CLK" },
        { "AIF2DACL", NULL, "DSP2CLK" },
        { "AIF2DACR", NULL, "AIF2CLK" },
        { "AIF2DACR", NULL, "DSP2CLK" },
        { "AIF2DACR", NULL, "DSPINTCLK" },

        { "DMIC1L", NULL, "DMIC1DAT" },
        { "DMIC1L", NULL, "CLK_SYS" },
        { "DMIC1R", NULL, "DMIC1DAT" },
        { "DMIC1R", NULL, "CLK_SYS" },
        { "DMIC2L", NULL, "DMIC2DAT" },
        { "DMIC2L", NULL, "CLK_SYS" },
        { "DMIC2R", NULL, "DMIC2DAT" },
        { "DMIC2R", NULL, "CLK_SYS" },

        { "ADCL", NULL, "AIF1CLK" },
        { "ADCL", NULL, "DSP1CLK" },
        { "ADCL", NULL, "DSPINTCLK" },

        { "ADCR", NULL, "AIF1CLK" },
        { "ADCR", NULL, "DSP1CLK" },
        { "ADCR", NULL, "DSPINTCLK" },

        { "ADCL Mux", "ADC", "ADCL" },
        { "ADCL Mux", "DMIC", "DMIC1L" },
        { "ADCR Mux", "ADC", "ADCR" },
        { "ADCR Mux", "DMIC", "DMIC1R" },

        { "DAC1L", NULL, "AIF1CLK" },
        { "DAC1L", NULL, "DSP1CLK" },
        { "DAC1L", NULL, "DSPINTCLK" },

        { "DAC1R", NULL, "AIF1CLK" },
        { "DAC1R", NULL, "DSP1CLK" },
        { "DAC1R", NULL, "DSPINTCLK" },

        { "DAC2L", NULL, "AIF2CLK" },
        { "DAC2L", NULL, "DSP2CLK" },
        { "DAC2L", NULL, "DSPINTCLK" },

        { "DAC2R", NULL, "AIF2DACR" },
        { "DAC2R", NULL, "AIF2CLK" },
        { "DAC2R", NULL, "DSP2CLK" },
        { "DAC2R", NULL, "DSPINTCLK" },

        { "TOCLK", NULL, "CLK_SYS" },

        { "AIF1DACDAT", NULL, "AIF1 Playback" },
        { "AIF2DACDAT", NULL, "AIF2 Playback" },
        { "AIF3DACDAT", NULL, "AIF3 Playback" },

        { "AIF1 Capture", NULL, "AIF1ADCDAT" },
        { "AIF2 Capture", NULL, "AIF2ADCDAT" },
        { "AIF3 Capture", NULL, "AIF3ADCDAT" },

        /* AIF1 outputs */
        { "AIF1ADC1L", NULL, "AIF1ADC1L Mixer" },
        { "AIF1ADC1L Mixer", "ADC/DMIC Switch", "ADCL Mux" },
        { "AIF1ADC1L Mixer", "AIF2 Switch", "AIF2DACL" },

        { "AIF1ADC1R", NULL, "AIF1ADC1R Mixer" },
        { "AIF1ADC1R Mixer", "ADC/DMIC Switch", "ADCR Mux" },
        { "AIF1ADC1R Mixer", "AIF2 Switch", "AIF2DACR" },

        { "AIF1ADC2L", NULL, "AIF1ADC2L Mixer" },
        { "AIF1ADC2L Mixer", "DMIC Switch", "DMIC2L" },
        { "AIF1ADC2L Mixer", "AIF2 Switch", "AIF2DACL" },

        { "AIF1ADC2R", NULL, "AIF1ADC2R Mixer" },
        { "AIF1ADC2R Mixer", "DMIC Switch", "DMIC2R" },
        { "AIF1ADC2R Mixer", "AIF2 Switch", "AIF2DACR" },

        /* Pin level routing for AIF3 */
        { "AIF1DAC1L", NULL, "AIF1DAC Mux" },
        { "AIF1DAC1R", NULL, "AIF1DAC Mux" },
        { "AIF1DAC2L", NULL, "AIF1DAC Mux" },
        { "AIF1DAC2R", NULL, "AIF1DAC Mux" },

        { "AIF1DAC Mux", "AIF1DACDAT", "AIF1 Loopback" },
        { "AIF1DAC Mux", "AIF3DACDAT", "AIF3DACDAT" },
        { "AIF2DAC Mux", "AIF2DACDAT", "AIF2 Loopback" },
        { "AIF2DAC Mux", "AIF3DACDAT", "AIF3DACDAT" },
        { "AIF2ADC Mux", "AIF2ADCDAT", "AIF2ADCL" },
        { "AIF2ADC Mux", "AIF2ADCDAT", "AIF2ADCR" },
        { "AIF2ADC Mux", "AIF3DACDAT", "AIF3ADCDAT" },

        /* DAC1 inputs */
        { "DAC1L Mixer", "AIF2 Switch", "AIF2DACL" },
        { "DAC1L Mixer", "AIF1.2 Switch", "AIF1DAC2L" },
        { "DAC1L Mixer", "AIF1.1 Switch", "AIF1DAC1L" },
        { "DAC1L Mixer", "Left Sidetone Switch", "Left Sidetone" },
        { "DAC1L Mixer", "Right Sidetone Switch", "Right Sidetone" },

        { "DAC1R Mixer", "AIF2 Switch", "AIF2DACR" },
        { "DAC1R Mixer", "AIF1.2 Switch", "AIF1DAC2R" },
        { "DAC1R Mixer", "AIF1.1 Switch", "AIF1DAC1R" },
        { "DAC1R Mixer", "Left Sidetone Switch", "Left Sidetone" },
        { "DAC1R Mixer", "Right Sidetone Switch", "Right Sidetone" },

        /* DAC2/AIF2 outputs  */
        { "AIF2ADCL", NULL, "AIF2DAC2L Mixer" },
        { "AIF2DAC2L Mixer", "AIF2 Switch", "AIF2DACL" },
        { "AIF2DAC2L Mixer", "AIF1.2 Switch", "AIF1DAC2L" },
        { "AIF2DAC2L Mixer", "AIF1.1 Switch", "AIF1DAC1L" },
        { "AIF2DAC2L Mixer", "Left Sidetone Switch", "Left Sidetone" },
        { "AIF2DAC2L Mixer", "Right Sidetone Switch", "Right Sidetone" },

        { "AIF2ADCR", NULL, "AIF2DAC2R Mixer" },
        { "AIF2DAC2R Mixer", "AIF2 Switch", "AIF2DACR" },
        { "AIF2DAC2R Mixer", "AIF1.2 Switch", "AIF1DAC2R" },
        { "AIF2DAC2R Mixer", "AIF1.1 Switch", "AIF1DAC1R" },
        { "AIF2DAC2R Mixer", "Left Sidetone Switch", "Left Sidetone" },
        { "AIF2DAC2R Mixer", "Right Sidetone Switch", "Right Sidetone" },

        { "AIF1ADCDAT", NULL, "AIF1ADC1L" },
        { "AIF1ADCDAT", NULL, "AIF1ADC1R" },
        { "AIF1ADCDAT", NULL, "AIF1ADC2L" },
        { "AIF1ADCDAT", NULL, "AIF1ADC2R" },

        { "AIF2ADCDAT", NULL, "AIF2ADC Mux" },

        /* AIF3 output */
        { "AIF3ADC Mux", "AIF1ADCDAT", "AIF1ADC1L" },
        { "AIF3ADC Mux", "AIF1ADCDAT", "AIF1ADC1R" },
        { "AIF3ADC Mux", "AIF1ADCDAT", "AIF1ADC2L" },
        { "AIF3ADC Mux", "AIF1ADCDAT", "AIF1ADC2R" },
        { "AIF3ADC Mux", "AIF2ADCDAT", "AIF2ADCL" },
        { "AIF3ADC Mux", "AIF2ADCDAT", "AIF2ADCR" },
        { "AIF3ADC Mux", "AIF2DACDAT", "AIF2DACL" },
        { "AIF3ADC Mux", "AIF2DACDAT", "AIF2DACR" },

        { "AIF3ADCDAT", NULL, "AIF3ADC Mux" },

        /* Loopback */
        { "AIF1 Loopback", "ADCDAT", "AIF1ADCDAT" },
        { "AIF1 Loopback", "None", "AIF1DACDAT" },
        { "AIF2 Loopback", "ADCDAT", "AIF2ADCDAT" },
        { "AIF2 Loopback", "None", "AIF2DACDAT" },

        /* Sidetone */
        { "Left Sidetone", "ADC/DMIC1", "ADCL Mux" },
        { "Left Sidetone", "DMIC2", "DMIC2L" },
        { "Right Sidetone", "ADC/DMIC1", "ADCR Mux" },
        { "Right Sidetone", "DMIC2", "DMIC2R" },

        /* Output stages */
        { "Left Output Mixer", "DAC Switch", "DAC1L" },
        { "Right Output Mixer", "DAC Switch", "DAC1R" },

        { "SPKL", "DAC1 Switch", "DAC1L" },
        { "SPKL", "DAC2 Switch", "DAC2L" },

        { "SPKR", "DAC1 Switch", "DAC1R" },
        { "SPKR", "DAC2 Switch", "DAC2R" },

        { "Left Headphone Mux", "DAC", "DAC1L" },
        { "Right Headphone Mux", "DAC", "DAC1R" },
};

static const struct snd_soc_dapm_route wm8994_lateclk_revd_intercon[] = {
        { "DAC1L", NULL, "Late DAC1L Enable PGA" },
        { "Late DAC1L Enable PGA", NULL, "DAC1L Mixer" },
        { "DAC1R", NULL, "Late DAC1R Enable PGA" },
        { "Late DAC1R Enable PGA", NULL, "DAC1R Mixer" },
        { "DAC2L", NULL, "Late DAC2L Enable PGA" },
        { "Late DAC2L Enable PGA", NULL, "AIF2DAC2L Mixer" },
        { "DAC2R", NULL, "Late DAC2R Enable PGA" },
        { "Late DAC2R Enable PGA", NULL, "AIF2DAC2R Mixer" }
};

static const struct snd_soc_dapm_route wm8994_lateclk_intercon[] = {
        { "DAC1L", NULL, "DAC1L Mixer" },
        { "DAC1R", NULL, "DAC1R Mixer" },
        { "DAC2L", NULL, "AIF2DAC2L Mixer" },
        { "DAC2R", NULL, "AIF2DAC2R Mixer" },
};

static const struct snd_soc_dapm_route wm8994_revd_intercon[] = {
        { "AIF1DACDAT", NULL, "AIF2DACDAT" },
        { "AIF2DACDAT", NULL, "AIF1DACDAT" },
        { "AIF1ADCDAT", NULL, "AIF2ADCDAT" },
        { "AIF2ADCDAT", NULL, "AIF1ADCDAT" },
        { "MICBIAS1", NULL, "CLK_SYS" },
        { "MICBIAS1", NULL, "MICBIAS Supply" },
        { "MICBIAS2", NULL, "CLK_SYS" },
        { "MICBIAS2", NULL, "MICBIAS Supply" },
};

static const struct snd_soc_dapm_route wm8994_intercon[] = {
        { "AIF2DACL", NULL, "AIF2DAC Mux" },
        { "AIF2DACR", NULL, "AIF2DAC Mux" },
        { "MICBIAS1", NULL, "VMID" },
        { "MICBIAS2", NULL, "VMID" },
};

static const struct snd_soc_dapm_route wm8958_intercon[] = {
        { "AIF2DACL", NULL, "AIF2DACL Mux" },
        { "AIF2DACR", NULL, "AIF2DACR Mux" },

        { "AIF2DACL Mux", "AIF2", "AIF2DAC Mux" },
        { "AIF2DACL Mux", "AIF3", "AIF3DACDAT" },
        { "AIF2DACR Mux", "AIF2", "AIF2DAC Mux" },
        { "AIF2DACR Mux", "AIF3", "AIF3DACDAT" },

        { "AIF3DACDAT", NULL, "AIF3" },
        { "AIF3ADCDAT", NULL, "AIF3" },

        { "Mono PCM Out Mux", "AIF2ADCL", "AIF2ADCL" },
        { "Mono PCM Out Mux", "AIF2ADCR", "AIF2ADCR" },

        { "AIF3ADC Mux", "Mono PCM", "Mono PCM Out Mux" },
};

/* The size in bits of the FLL divide multiplied by 10
 * to allow rounding later */
#define FIXED_FLL_SIZE ((1 << 16) * 10)

struct fll_div {
        u16 outdiv;
        u16 n;
        u16 k;
        u16 lambda;
        u16 clk_ref_div;
        u16 fll_fratio;
};

static int wm8994_get_fll_config(struct wm8994 *control, struct fll_div *fll,
                                 int freq_in, int freq_out)
{
        u64 Kpart;
        unsigned int K, Ndiv, Nmod, gcd_fll;

        pr_debug("FLL input=%dHz, output=%dHz\n", freq_in, freq_out);

        /* Scale the input frequency down to <= 13.5MHz */
        fll->clk_ref_div = 0;
        while (freq_in > 13500000) {
                fll->clk_ref_div++;
                freq_in /= 2;

                if (fll->clk_ref_div > 3)
                        return -EINVAL;
        }
        pr_debug("CLK_REF_DIV=%d, Fref=%dHz\n", fll->clk_ref_div, freq_in);

        /* Scale the output to give 90MHz<=Fvco<=100MHz */
        fll->outdiv = 3;
        while (freq_out * (fll->outdiv + 1) < 90000000) {
                fll->outdiv++;
                if (fll->outdiv > 63)
                        return -EINVAL;
        }
        freq_out *= fll->outdiv + 1;
        pr_debug("OUTDIV=%d, Fvco=%dHz\n", fll->outdiv, freq_out);

        if (freq_in > 1000000) {
                fll->fll_fratio = 0;
        } else if (freq_in > 256000) {
                fll->fll_fratio = 1;
                freq_in *= 2;
        } else if (freq_in > 128000) {
                fll->fll_fratio = 2;
                freq_in *= 4;
        } else if (freq_in > 64000) {
                fll->fll_fratio = 3;
                freq_in *= 8;
        } else {
                fll->fll_fratio = 4;
                freq_in *= 16;
        }
        pr_debug("FLL_FRATIO=%d, Fref=%dHz\n", fll->fll_fratio, freq_in);

        /* Now, calculate N.K */
        Ndiv = freq_out / freq_in;

        fll->n = Ndiv;
        Nmod = freq_out % freq_in;
        pr_debug("Nmod=%d\n", Nmod);

        switch (control->type) {
        case WM8994:
                /* Calculate fractional part - scale up so we can round. */
                Kpart = FIXED_FLL_SIZE * (long long)Nmod;

                do_div(Kpart, freq_in);

                K = Kpart & 0xFFFFFFFF;

                if ((K % 10) >= 5)
                        K += 5;

                /* Move down to proper range now rounding is done */
                fll->k = K / 10;
                fll->lambda = 0;

                pr_debug("N=%x K=%x\n", fll->n, fll->k);
                break;

        default:
                gcd_fll = gcd(freq_out, freq_in);

                fll->k = (freq_out - (freq_in * fll->n)) / gcd_fll;
                fll->lambda = freq_in / gcd_fll;
                
        }

        return 0;
}

static int _wm8994_set_fll(struct snd_soc_component *component, int id, int src,
                          unsigned int freq_in, unsigned int freq_out)
{
        struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
        struct wm8994 *control = wm8994->wm8994;
        int reg_offset, ret;
        struct fll_div fll;
        u16 reg, clk1, aif_reg, aif_src;
        unsigned long time_left;
        bool was_enabled;
        struct clk *mclk;

        switch (id) {
        case WM8994_FLL1:
                reg_offset = 0;
                id = 0;
                aif_src = 0x10;
                break;
        case WM8994_FLL2:
                reg_offset = 0x20;
                id = 1;
                aif_src = 0x18;
                break;
        default:
                return -EINVAL;
        }

        reg = snd_soc_component_read(component, WM8994_FLL1_CONTROL_1 + reg_offset);
        was_enabled = reg & WM8994_FLL1_ENA;

        switch (src) {
        case 0:
                /* Allow no source specification when stopping */
                if (freq_out)
                        return -EINVAL;
                src = wm8994->fll[id].src;
                break;
        case WM8994_FLL_SRC_MCLK1:
        case WM8994_FLL_SRC_MCLK2:
        case WM8994_FLL_SRC_LRCLK:
        case WM8994_FLL_SRC_BCLK:
                break;
        case WM8994_FLL_SRC_INTERNAL:
                freq_in = 12000000;
                freq_out = 12000000;
                break;
        default:
                return -EINVAL;
        }

        /* Are we changing anything? */
        if (wm8994->fll[id].src == src &&
            wm8994->fll[id].in == freq_in && wm8994->fll[id].out == freq_out)
                return 0;

        /* If we're stopping the FLL redo the old config - no
         * registers will actually be written but we avoid GCC flow
         * analysis bugs spewing warnings.
         */
        if (freq_out)
                ret = wm8994_get_fll_config(control, &fll, freq_in, freq_out);
        else
                ret = wm8994_get_fll_config(control, &fll, wm8994->fll[id].in,
                                            wm8994->fll[id].out);
        if (ret < 0)
                return ret;

        /* Make sure that we're not providing SYSCLK right now */
        clk1 = snd_soc_component_read(component, WM8994_CLOCKING_1);
        if (clk1 & WM8994_SYSCLK_SRC)
                aif_reg = WM8994_AIF2_CLOCKING_1;
        else
                aif_reg = WM8994_AIF1_CLOCKING_1;
        reg = snd_soc_component_read(component, aif_reg);

        if ((reg & WM8994_AIF1CLK_ENA) &&
            (reg & WM8994_AIF1CLK_SRC_MASK) == aif_src) {
                dev_err(component->dev, "FLL%d is currently providing SYSCLK\n",
                        id + 1);
                return -EBUSY;
        }

        /* We always need to disable the FLL while reconfiguring */
        snd_soc_component_update_bits(component, WM8994_FLL1_CONTROL_1 + reg_offset,
                            WM8994_FLL1_ENA, 0);

        /* Disable MCLK if needed before we possibly change to new clock parent */
        if (was_enabled) {
                reg = snd_soc_component_read(component, WM8994_FLL1_CONTROL_5
                                                        + reg_offset);
                reg = ((reg & WM8994_FLL1_REFCLK_SRC_MASK)
                        >> WM8994_FLL1_REFCLK_SRC_SHIFT) + 1;

                switch (reg) {
                case WM8994_FLL_SRC_MCLK1:
                        mclk = wm8994->mclk[WM8994_MCLK1].clk;
                        break;
                case WM8994_FLL_SRC_MCLK2:
                        mclk = wm8994->mclk[WM8994_MCLK2].clk;
                        break;
                default:
                        mclk = NULL;
                }

                clk_disable_unprepare(mclk);
        }

        if (wm8994->fll_byp && src == WM8994_FLL_SRC_BCLK &&
            freq_in == freq_out && freq_out) {
                dev_dbg(component->dev, "Bypassing FLL%d\n", id + 1);
                snd_soc_component_update_bits(component, WM8994_FLL1_CONTROL_5 + reg_offset,
                                    WM8958_FLL1_BYP, WM8958_FLL1_BYP);
                goto out;
        }

        reg = (fll.outdiv << WM8994_FLL1_OUTDIV_SHIFT) |
                (fll.fll_fratio << WM8994_FLL1_FRATIO_SHIFT);
        snd_soc_component_update_bits(component, WM8994_FLL1_CONTROL_2 + reg_offset,
                            WM8994_FLL1_OUTDIV_MASK |
                            WM8994_FLL1_FRATIO_MASK, reg);

        snd_soc_component_update_bits(component, WM8994_FLL1_CONTROL_3 + reg_offset,
                            WM8994_FLL1_K_MASK, fll.k);

        snd_soc_component_update_bits(component, WM8994_FLL1_CONTROL_4 + reg_offset,
                            WM8994_FLL1_N_MASK,
                            fll.n << WM8994_FLL1_N_SHIFT);

        if (fll.lambda) {
                snd_soc_component_update_bits(component, WM8958_FLL1_EFS_1 + reg_offset,
                                    WM8958_FLL1_LAMBDA_MASK,
                                    fll.lambda);
                snd_soc_component_update_bits(component, WM8958_FLL1_EFS_2 + reg_offset,
                                    WM8958_FLL1_EFS_ENA, WM8958_FLL1_EFS_ENA);
        } else {
                snd_soc_component_update_bits(component, WM8958_FLL1_EFS_2 + reg_offset,
                                    WM8958_FLL1_EFS_ENA, 0);
        }

        snd_soc_component_update_bits(component, WM8994_FLL1_CONTROL_5 + reg_offset,
                            WM8994_FLL1_FRC_NCO | WM8958_FLL1_BYP |
                            WM8994_FLL1_REFCLK_DIV_MASK |
                            WM8994_FLL1_REFCLK_SRC_MASK,
                            ((src == WM8994_FLL_SRC_INTERNAL)
                             << WM8994_FLL1_FRC_NCO_SHIFT) |
                            (fll.clk_ref_div << WM8994_FLL1_REFCLK_DIV_SHIFT) |
                            (src - 1));

        /* Clear any pending completion from a previous failure */
        try_wait_for_completion(&wm8994->fll_locked[id]);

        switch (src) {
        case WM8994_FLL_SRC_MCLK1:
                mclk = wm8994->mclk[WM8994_MCLK1].clk;
                break;
        case WM8994_FLL_SRC_MCLK2:
                mclk = wm8994->mclk[WM8994_MCLK2].clk;
                break;
        default:
                mclk = NULL;
        }

        /* Enable (with fractional mode if required) */
        if (freq_out) {
                ret = clk_prepare_enable(mclk);
                if (ret < 0) {
                        dev_err(component->dev, "Failed to enable MCLK for FLL%d\n",
                                id + 1);
                        return ret;
                }

                /* Enable VMID if we need it */
                if (!was_enabled) {

                        active_reference(component);

                        switch (control->type) {
                        case WM8994:
                                vmid_reference(component);
                                break;
                        case WM8958:
                                if (control->revision < 1)
                                        vmid_reference(component);
                                break;
                        default:
                                break;
                        }
                }

                reg = WM8994_FLL1_ENA;

                if (fll.k)
                        reg |= WM8994_FLL1_FRAC;
                if (src == WM8994_FLL_SRC_INTERNAL)
                        reg |= WM8994_FLL1_OSC_ENA;

                snd_soc_component_update_bits(component, WM8994_FLL1_CONTROL_1 + reg_offset,
                                    WM8994_FLL1_ENA | WM8994_FLL1_OSC_ENA |
                                    WM8994_FLL1_FRAC, reg);

                if (wm8994->fll_locked_irq) {
                        time_left = wait_for_completion_timeout(&wm8994->fll_locked[id],
                                                                msecs_to_jiffies(10));
                        if (time_left == 0)
                                dev_warn(component->dev,
                                         "Timed out waiting for FLL lock\n");
                } else {
                        msleep(5);
                }
        } else {
                if (was_enabled) {
                        switch (control->type) {
                        case WM8994:
                                vmid_dereference(component);
                                break;
                        case WM8958:
                                if (control->revision < 1)
                                        vmid_dereference(component);
                                break;
                        default:
                                break;
                        }

                        active_dereference(component);
                }
        }

out:
        wm8994->fll[id].in = freq_in;
        wm8994->fll[id].out = freq_out;
        wm8994->fll[id].src = src;

        configure_clock(component);

        /*
         * If SYSCLK will be less than 50kHz adjust AIFnCLK dividers
         * for detection.
         */
        if (max(wm8994->aifclk[0], wm8994->aifclk[1]) < 50000) {
                dev_dbg(component->dev, "Configuring AIFs for 128fs\n");

                wm8994->aifdiv[0] = snd_soc_component_read(component, WM8994_AIF1_RATE)
                        & WM8994_AIF1CLK_RATE_MASK;
                wm8994->aifdiv[1] = snd_soc_component_read(component, WM8994_AIF2_RATE)
                        & WM8994_AIF1CLK_RATE_MASK;

                snd_soc_component_update_bits(component, WM8994_AIF1_RATE,
                                    WM8994_AIF1CLK_RATE_MASK, 0x1);
                snd_soc_component_update_bits(component, WM8994_AIF2_RATE,
                                    WM8994_AIF2CLK_RATE_MASK, 0x1);
        } else if (wm8994->aifdiv[0]) {
                snd_soc_component_update_bits(component, WM8994_AIF1_RATE,
                                    WM8994_AIF1CLK_RATE_MASK,
                                    wm8994->aifdiv[0]);
                snd_soc_component_update_bits(component, WM8994_AIF2_RATE,
                                    WM8994_AIF2CLK_RATE_MASK,
                                    wm8994->aifdiv[1]);

                wm8994->aifdiv[0] = 0;
                wm8994->aifdiv[1] = 0;
        }

        return 0;
}

static irqreturn_t wm8994_fll_locked_irq(int irq, void *data)
{
        struct completion *completion = data;

        complete(completion);

        return IRQ_HANDLED;
}

static int opclk_divs[] = { 10, 20, 30, 40, 55, 60, 80, 120, 160 };

static int wm8994_set_fll(struct snd_soc_dai *dai, int id, int src,
                          unsigned int freq_in, unsigned int freq_out)
{
        return _wm8994_set_fll(dai->component, id, src, freq_in, freq_out);
}

static int wm8994_set_mclk_rate(struct wm8994_priv *wm8994, unsigned int id,
                                unsigned int *freq)
{
        int ret;

        if (!wm8994->mclk[id].clk || *freq == wm8994->mclk_rate[id])
                return 0;

        ret = clk_set_rate(wm8994->mclk[id].clk, *freq);
        if (ret < 0)
                return ret;

        *freq = clk_get_rate(wm8994->mclk[id].clk);

        return 0;
}

static int wm8994_set_dai_sysclk(struct snd_soc_dai *dai,
                int clk_id, unsigned int freq, int dir)
{
        struct snd_soc_component *component = dai->component;
        struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
        int ret, i;

        switch (dai->id) {
        case 1:
        case 2:
                break;

        default:
                /* AIF3 shares clocking with AIF1/2 */
                return -EINVAL;
        }

        switch (clk_id) {
        case WM8994_SYSCLK_MCLK1:
                wm8994->sysclk[dai->id - 1] = WM8994_SYSCLK_MCLK1;

                ret = wm8994_set_mclk_rate(wm8994, dai->id - 1, &freq);
                if (ret < 0)
                        return ret;

                wm8994->mclk_rate[0] = freq;
                dev_dbg(dai->dev, "AIF%d using MCLK1 at %uHz\n",
                        dai->id, freq);
                break;

        case WM8994_SYSCLK_MCLK2:
                /* TODO: Set GPIO AF */
                wm8994->sysclk[dai->id - 1] = WM8994_SYSCLK_MCLK2;

                ret = wm8994_set_mclk_rate(wm8994, dai->id - 1, &freq);
                if (ret < 0)
                        return ret;

                wm8994->mclk_rate[1] = freq;
                dev_dbg(dai->dev, "AIF%d using MCLK2 at %uHz\n",
                        dai->id, freq);
                break;

        case WM8994_SYSCLK_FLL1:
                wm8994->sysclk[dai->id - 1] = WM8994_SYSCLK_FLL1;
                dev_dbg(dai->dev, "AIF%d using FLL1\n", dai->id);
                break;

        case WM8994_SYSCLK_FLL2:
                wm8994->sysclk[dai->id - 1] = WM8994_SYSCLK_FLL2;
                dev_dbg(dai->dev, "AIF%d using FLL2\n", dai->id);
                break;

        case WM8994_SYSCLK_OPCLK:
                /* Special case - a division (times 10) is given and
                 * no effect on main clocking.
                 */
                if (freq) {
                        for (i = 0; i < ARRAY_SIZE(opclk_divs); i++)
                                if (opclk_divs[i] == freq)
                                        break;
                        if (i == ARRAY_SIZE(opclk_divs))
                                return -EINVAL;
                        snd_soc_component_update_bits(component, WM8994_CLOCKING_2,
                                            WM8994_OPCLK_DIV_MASK, i);
                        snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_2,
                                            WM8994_OPCLK_ENA, WM8994_OPCLK_ENA);
                } else {
                        snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_2,
                                            WM8994_OPCLK_ENA, 0);
                }
                break;

        default:
                return -EINVAL;
        }

        configure_clock(component);

        /*
         * If SYSCLK will be less than 50kHz adjust AIFnCLK dividers
         * for detection.
         */
        if (max(wm8994->aifclk[0], wm8994->aifclk[1]) < 50000) {
                dev_dbg(component->dev, "Configuring AIFs for 128fs\n");

                wm8994->aifdiv[0] = snd_soc_component_read(component, WM8994_AIF1_RATE)
                        & WM8994_AIF1CLK_RATE_MASK;
                wm8994->aifdiv[1] = snd_soc_component_read(component, WM8994_AIF2_RATE)
                        & WM8994_AIF1CLK_RATE_MASK;

                snd_soc_component_update_bits(component, WM8994_AIF1_RATE,
                                    WM8994_AIF1CLK_RATE_MASK, 0x1);
                snd_soc_component_update_bits(component, WM8994_AIF2_RATE,
                                    WM8994_AIF2CLK_RATE_MASK, 0x1);
        } else if (wm8994->aifdiv[0]) {
                snd_soc_component_update_bits(component, WM8994_AIF1_RATE,
                                    WM8994_AIF1CLK_RATE_MASK,
                                    wm8994->aifdiv[0]);
                snd_soc_component_update_bits(component, WM8994_AIF2_RATE,
                                    WM8994_AIF2CLK_RATE_MASK,
                                    wm8994->aifdiv[1]);

                wm8994->aifdiv[0] = 0;
                wm8994->aifdiv[1] = 0;
        }

        return 0;
}

static int wm8994_set_bias_level(struct snd_soc_component *component,
                                 enum snd_soc_bias_level level)
{
        struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
        struct snd_soc_dapm_context *dapm = snd_soc_component_to_dapm(component);
        struct wm8994 *control = wm8994->wm8994;

        wm_hubs_set_bias_level(component, level);

        switch (level) {
        case SND_SOC_BIAS_ON:
                break;

        case SND_SOC_BIAS_PREPARE:
                /* MICBIAS into regulating mode */
                switch (control->type) {
                case WM8958:
                case WM1811:
                        snd_soc_component_update_bits(component, WM8958_MICBIAS1,
                                            WM8958_MICB1_MODE, 0);
                        snd_soc_component_update_bits(component, WM8958_MICBIAS2,
                                            WM8958_MICB2_MODE, 0);
                        break;
                default:
                        break;
                }

                if (snd_soc_dapm_get_bias_level(dapm) == SND_SOC_BIAS_STANDBY)
                        active_reference(component);
                break;

        case SND_SOC_BIAS_STANDBY:
                if (snd_soc_dapm_get_bias_level(dapm) == SND_SOC_BIAS_OFF) {
                        switch (control->type) {
                        case WM8958:
                                if (control->revision == 0) {
                                        /* Optimise performance for rev A */
                                        snd_soc_component_update_bits(component,
                                                            WM8958_CHARGE_PUMP_2,
                                                            WM8958_CP_DISCH,
                                                            WM8958_CP_DISCH);
                                }
                                break;

                        default:
                                break;
                        }

                        /* Discharge LINEOUT1 & 2 */
                        snd_soc_component_update_bits(component, WM8994_ANTIPOP_1,
                                            WM8994_LINEOUT1_DISCH |
                                            WM8994_LINEOUT2_DISCH,
                                            WM8994_LINEOUT1_DISCH |
                                            WM8994_LINEOUT2_DISCH);
                }

                if (snd_soc_dapm_get_bias_level(dapm) == SND_SOC_BIAS_PREPARE)
                        active_dereference(component);

                /* MICBIAS into bypass mode on newer devices */
                switch (control->type) {
                case WM8958:
                case WM1811:
                        snd_soc_component_update_bits(component, WM8958_MICBIAS1,
                                            WM8958_MICB1_MODE,
                                            WM8958_MICB1_MODE);
                        snd_soc_component_update_bits(component, WM8958_MICBIAS2,
                                            WM8958_MICB2_MODE,
                                            WM8958_MICB2_MODE);
                        break;
                default:
                        break;
                }
                break;

        case SND_SOC_BIAS_OFF:
                if (snd_soc_dapm_get_bias_level(dapm) == SND_SOC_BIAS_STANDBY)
                        wm8994->cur_fw = NULL;
                break;
        }

        return 0;
}

int wm8994_vmid_mode(struct snd_soc_component *component, enum wm8994_vmid_mode mode)
{
        struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
        struct snd_soc_dapm_context *dapm = snd_soc_component_to_dapm(component);

        switch (mode) {
        case WM8994_VMID_NORMAL:
                snd_soc_dapm_mutex_lock(dapm);

                if (wm8994->hubs.lineout1_se) {
                        snd_soc_dapm_disable_pin_unlocked(dapm,
                                                          "LINEOUT1N Driver");
                        snd_soc_dapm_disable_pin_unlocked(dapm,
                                                          "LINEOUT1P Driver");
                }
                if (wm8994->hubs.lineout2_se) {
                        snd_soc_dapm_disable_pin_unlocked(dapm,
                                                          "LINEOUT2N Driver");
                        snd_soc_dapm_disable_pin_unlocked(dapm,
                                                          "LINEOUT2P Driver");
                }

                /* Do the sync with the old mode to allow it to clean up */
                snd_soc_dapm_sync_unlocked(dapm);
                wm8994->vmid_mode = mode;

                snd_soc_dapm_mutex_unlock(dapm);
                break;

        case WM8994_VMID_FORCE:
                snd_soc_dapm_mutex_lock(dapm);

                if (wm8994->hubs.lineout1_se) {
                        snd_soc_dapm_force_enable_pin_unlocked(dapm,
                                                               "LINEOUT1N Driver");
                        snd_soc_dapm_force_enable_pin_unlocked(dapm,
                                                               "LINEOUT1P Driver");
                }
                if (wm8994->hubs.lineout2_se) {
                        snd_soc_dapm_force_enable_pin_unlocked(dapm,
                                                               "LINEOUT2N Driver");
                        snd_soc_dapm_force_enable_pin_unlocked(dapm,
                                                               "LINEOUT2P Driver");
                }

                wm8994->vmid_mode = mode;
                snd_soc_dapm_sync_unlocked(dapm);

                snd_soc_dapm_mutex_unlock(dapm);
                break;

        default:
                return -EINVAL;
        }

        return 0;
}

static int wm8994_set_dai_fmt(struct snd_soc_dai *dai, unsigned int fmt)
{
        struct snd_soc_component *component = dai->component;
        struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
        struct wm8994 *control = wm8994->wm8994;
        int ms_reg;
        int aif1_reg;
        int dac_reg;
        int adc_reg;
        int ms = 0;
        int aif1 = 0;
        int lrclk = 0;

        switch (dai->id) {
        case 1:
                ms_reg = WM8994_AIF1_MASTER_SLAVE;
                aif1_reg = WM8994_AIF1_CONTROL_1;
                dac_reg = WM8994_AIF1DAC_LRCLK;
                adc_reg = WM8994_AIF1ADC_LRCLK;
                break;
        case 2:
                ms_reg = WM8994_AIF2_MASTER_SLAVE;
                aif1_reg = WM8994_AIF2_CONTROL_1;
                dac_reg = WM8994_AIF1DAC_LRCLK;
                adc_reg = WM8994_AIF1ADC_LRCLK;
                break;
        default:
                return -EINVAL;
        }

        switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
        case SND_SOC_DAIFMT_CBC_CFC:
                break;
        case SND_SOC_DAIFMT_CBP_CFP:
                ms = WM8994_AIF1_MSTR;
                break;
        default:
                return -EINVAL;
        }

        switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
        case SND_SOC_DAIFMT_DSP_B:
                aif1 |= WM8994_AIF1_LRCLK_INV;
                lrclk |= WM8958_AIF1_LRCLK_INV;
                fallthrough;
        case SND_SOC_DAIFMT_DSP_A:
                aif1 |= 0x18;
                break;
        case SND_SOC_DAIFMT_I2S:
                aif1 |= 0x10;
                break;
        case SND_SOC_DAIFMT_RIGHT_J:
                break;
        case SND_SOC_DAIFMT_LEFT_J:
                aif1 |= 0x8;
                break;
        default:
                return -EINVAL;
        }

        switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
        case SND_SOC_DAIFMT_DSP_A:
        case SND_SOC_DAIFMT_DSP_B:
                /* frame inversion not valid for DSP modes */
                switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
                case SND_SOC_DAIFMT_NB_NF:
                        break;
                case SND_SOC_DAIFMT_IB_NF:
                        aif1 |= WM8994_AIF1_BCLK_INV;
                        break;
                default:
                        return -EINVAL;
                }
                break;

        case SND_SOC_DAIFMT_I2S:
        case SND_SOC_DAIFMT_RIGHT_J:
        case SND_SOC_DAIFMT_LEFT_J:
                switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
                case SND_SOC_DAIFMT_NB_NF:
                        break;
                case SND_SOC_DAIFMT_IB_IF:
                        aif1 |= WM8994_AIF1_BCLK_INV | WM8994_AIF1_LRCLK_INV;
                        lrclk |= WM8958_AIF1_LRCLK_INV;
                        break;
                case SND_SOC_DAIFMT_IB_NF:
                        aif1 |= WM8994_AIF1_BCLK_INV;
                        break;
                case SND_SOC_DAIFMT_NB_IF:
                        aif1 |= WM8994_AIF1_LRCLK_INV;
                        lrclk |= WM8958_AIF1_LRCLK_INV;
                        break;
                default:
                        return -EINVAL;
                }
                break;
        default:
                return -EINVAL;
        }

        /* The AIF2 format configuration needs to be mirrored to AIF3
         * on WM8958 if it's in use so just do it all the time. */
        switch (control->type) {
        case WM1811:
        case WM8958:
                if (dai->id == 2)
                        snd_soc_component_update_bits(component, WM8958_AIF3_CONTROL_1,
                                            WM8994_AIF1_LRCLK_INV |
                                            WM8958_AIF3_FMT_MASK, aif1);
                break;

        default:
                break;
        }

        snd_soc_component_update_bits(component, aif1_reg,
                            WM8994_AIF1_BCLK_INV | WM8994_AIF1_LRCLK_INV |
                            WM8994_AIF1_FMT_MASK,
                            aif1);
        snd_soc_component_update_bits(component, ms_reg, WM8994_AIF1_MSTR,
                            ms);
        snd_soc_component_update_bits(component, dac_reg,
                            WM8958_AIF1_LRCLK_INV, lrclk);
        snd_soc_component_update_bits(component, adc_reg,
                            WM8958_AIF1_LRCLK_INV, lrclk);

        return 0;
}

static struct {
        int val, rate;
} srs[] = {
        { 0,   8000 },
        { 1,  11025 },
        { 2,  12000 },
        { 3,  16000 },
        { 4,  22050 },
        { 5,  24000 },
        { 6,  32000 },
        { 7,  44100 },
        { 8,  48000 },
        { 9,  88200 },
        { 10, 96000 },
};

static int fs_ratios[] = {
        64, 128, 192, 256, 384, 512, 768, 1024, 1408, 1536
};

static int bclk_divs[] = {
        10, 15, 20, 30, 40, 50, 60, 80, 110, 120, 160, 220, 240, 320, 440, 480,
        640, 880, 960, 1280, 1760, 1920
};

static int wm8994_hw_params(struct snd_pcm_substream *substream,
                            struct snd_pcm_hw_params *params,
                            struct snd_soc_dai *dai)
{
        struct snd_soc_component *component = dai->component;
        struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
        struct wm8994 *control = wm8994->wm8994;
        struct wm8994_pdata *pdata = &control->pdata;
        int aif1_reg;
        int aif2_reg;
        int bclk_reg;
        int lrclk_reg;
        int rate_reg;
        int aif1 = 0;
        int aif2 = 0;
        int bclk = 0;
        int lrclk = 0;
        int rate_val = 0;
        int id = dai->id - 1;

        int i, cur_val, best_val, bclk_rate, best;

        switch (dai->id) {
        case 1:
                aif1_reg = WM8994_AIF1_CONTROL_1;
                aif2_reg = WM8994_AIF1_CONTROL_2;
                bclk_reg = WM8994_AIF1_BCLK;
                rate_reg = WM8994_AIF1_RATE;
                if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK ||
                    wm8994->lrclk_shared[0]) {
                        lrclk_reg = WM8994_AIF1DAC_LRCLK;
                } else {
                        lrclk_reg = WM8994_AIF1ADC_LRCLK;
                        dev_dbg(component->dev, "AIF1 using split LRCLK\n");
                }
                break;
        case 2:
                aif1_reg = WM8994_AIF2_CONTROL_1;
                aif2_reg = WM8994_AIF2_CONTROL_2;
                bclk_reg = WM8994_AIF2_BCLK;
                rate_reg = WM8994_AIF2_RATE;
                if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK ||
                    wm8994->lrclk_shared[1]) {
                        lrclk_reg = WM8994_AIF2DAC_LRCLK;
                } else {
                        lrclk_reg = WM8994_AIF2ADC_LRCLK;
                        dev_dbg(component->dev, "AIF2 using split LRCLK\n");
                }
                break;
        default:
                return -EINVAL;
        }

        bclk_rate = params_rate(params);
        switch (params_width(params)) {
        case 16:
                bclk_rate *= 16;
                break;
        case 20:
                bclk_rate *= 20;
                aif1 |= 0x20;
                break;
        case 24:
                bclk_rate *= 24;
                aif1 |= 0x40;
                break;
        case 32:
                bclk_rate *= 32;
                aif1 |= 0x60;
                break;
        default:
                return -EINVAL;
        }

        wm8994->channels[id] = params_channels(params);
        if (pdata->max_channels_clocked[id] &&
            wm8994->channels[id] > pdata->max_channels_clocked[id]) {
                dev_dbg(dai->dev, "Constraining channels to %d from %d\n",
                        pdata->max_channels_clocked[id], wm8994->channels[id]);
                wm8994->channels[id] = pdata->max_channels_clocked[id];
        }

        switch (wm8994->channels[id]) {
        case 1:
        case 2:
                bclk_rate *= 2;
                break;
        default:
                bclk_rate *= 4;
                break;
        }

        /* Try to find an appropriate sample rate; look for an exact match. */
        for (i = 0; i < ARRAY_SIZE(srs); i++)
                if (srs[i].rate == params_rate(params))
                        break;
        if (i == ARRAY_SIZE(srs))
                return -EINVAL;
        rate_val |= srs[i].val << WM8994_AIF1_SR_SHIFT;

        dev_dbg(dai->dev, "Sample rate is %dHz\n", srs[i].rate);
        dev_dbg(dai->dev, "AIF%dCLK is %dHz, target BCLK %dHz\n",
                dai->id, wm8994->aifclk[id], bclk_rate);

        if (wm8994->channels[id] == 1 &&
            (snd_soc_component_read(component, aif1_reg) & 0x18) == 0x18)
                aif2 |= WM8994_AIF1_MONO;

        if (wm8994->aifclk[id] == 0) {
                dev_err(dai->dev, "AIF%dCLK not configured\n", dai->id);
                return -EINVAL;
        }

        /* AIFCLK/fs ratio; look for a close match in either direction */
        best = 0;
        best_val = abs((fs_ratios[0] * params_rate(params))
                       - wm8994->aifclk[id]);
        for (i = 1; i < ARRAY_SIZE(fs_ratios); i++) {
                cur_val = abs((fs_ratios[i] * params_rate(params))
                              - wm8994->aifclk[id]);
                if (cur_val >= best_val)
                        continue;
                best = i;
                best_val = cur_val;
        }
        dev_dbg(dai->dev, "Selected AIF%dCLK/fs = %d\n",
                dai->id, fs_ratios[best]);
        rate_val |= best;

        /* We may not get quite the right frequency if using
         * approximate clocks so look for the closest match that is
         * higher than the target (we need to ensure that there enough
         * BCLKs to clock out the samples).
         */
        best = 0;
        for (i = 0; i < ARRAY_SIZE(bclk_divs); i++) {
                cur_val = (wm8994->aifclk[id] * 10 / bclk_divs[i]) - bclk_rate;
                if (cur_val < 0) /* BCLK table is sorted */
                        break;
                best = i;
        }
        bclk_rate = wm8994->aifclk[id] * 10 / bclk_divs[best];
        dev_dbg(dai->dev, "Using BCLK_DIV %d for actual BCLK %dHz\n",
                bclk_divs[best], bclk_rate);
        bclk |= best << WM8994_AIF1_BCLK_DIV_SHIFT;

        lrclk = bclk_rate / params_rate(params);
        if (!lrclk) {
                dev_err(dai->dev, "Unable to generate LRCLK from %dHz BCLK\n",
                        bclk_rate);
                return -EINVAL;
        }
        dev_dbg(dai->dev, "Using LRCLK rate %d for actual LRCLK %dHz\n",
                lrclk, bclk_rate / lrclk);

        snd_soc_component_update_bits(component, aif1_reg, WM8994_AIF1_WL_MASK, aif1);
        snd_soc_component_update_bits(component, aif2_reg, WM8994_AIF1_MONO, aif2);
        snd_soc_component_update_bits(component, bclk_reg, WM8994_AIF1_BCLK_DIV_MASK, bclk);
        snd_soc_component_update_bits(component, lrclk_reg, WM8994_AIF1DAC_RATE_MASK,
                            lrclk);
        snd_soc_component_update_bits(component, rate_reg, WM8994_AIF1_SR_MASK |
                            WM8994_AIF1CLK_RATE_MASK, rate_val);

        if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
                switch (dai->id) {
                case 1:
                        wm8994->dac_rates[0] = params_rate(params);
                        wm8994_set_retune_mobile(component, 0);
                        wm8994_set_retune_mobile(component, 1);
                        break;
                case 2:
                        wm8994->dac_rates[1] = params_rate(params);
                        wm8994_set_retune_mobile(component, 2);
                        break;
                }
        }

        return 0;
}

static int wm8994_aif3_hw_params(struct snd_pcm_substream *substream,
                                 struct snd_pcm_hw_params *params,
                                 struct snd_soc_dai *dai)
{
        struct snd_soc_component *component = dai->component;
        struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
        struct wm8994 *control = wm8994->wm8994;
        int aif1_reg;
        int aif1 = 0;

        switch (dai->id) {
        case 3:
                switch (control->type) {
                case WM1811:
                case WM8958:
                        aif1_reg = WM8958_AIF3_CONTROL_1;
                        break;
                default:
                        return 0;
                }
                break;
        default:
                return 0;
        }

        switch (params_width(params)) {
        case 16:
                break;
        case 20:
                aif1 |= 0x20;
                break;
        case 24:
                aif1 |= 0x40;
                break;
        case 32:
                aif1 |= 0x60;
                break;
        default:
                return -EINVAL;
        }

        return snd_soc_component_update_bits(component, aif1_reg, WM8994_AIF1_WL_MASK, aif1);
}

static int wm8994_aif_mute(struct snd_soc_dai *codec_dai, int mute,
                           int direction)
{
        struct snd_soc_component *component = codec_dai->component;
        int mute_reg;
        int reg;

        switch (codec_dai->id) {
        case 1:
                mute_reg = WM8994_AIF1_DAC1_FILTERS_1;
                break;
        case 2:
                mute_reg = WM8994_AIF2_DAC_FILTERS_1;
                break;
        default:
                return -EINVAL;
        }

        if (mute)
                reg = WM8994_AIF1DAC1_MUTE;
        else
                reg = 0;

        snd_soc_component_update_bits(component, mute_reg, WM8994_AIF1DAC1_MUTE, reg);

        return 0;
}

static int wm8994_set_tristate(struct snd_soc_dai *codec_dai, int tristate)
{
        struct snd_soc_component *component = codec_dai->component;
        int reg, val, mask;

        switch (codec_dai->id) {
        case 1:
                reg = WM8994_AIF1_MASTER_SLAVE;
                mask = WM8994_AIF1_TRI;
                break;
        case 2:
                reg = WM8994_AIF2_MASTER_SLAVE;
                mask = WM8994_AIF2_TRI;
                break;
        default:
                return -EINVAL;
        }

        if (tristate)
                val = mask;
        else
                val = 0;

        return snd_soc_component_update_bits(component, reg, mask, val);
}

static int wm8994_aif2_probe(struct snd_soc_dai *dai)
{
        struct snd_soc_component *component = dai->component;

        /* Disable the pulls on the AIF if we're using it to save power. */
        snd_soc_component_update_bits(component, WM8994_GPIO_3,
                            WM8994_GPN_PU | WM8994_GPN_PD, 0);
        snd_soc_component_update_bits(component, WM8994_GPIO_4,
                            WM8994_GPN_PU | WM8994_GPN_PD, 0);
        snd_soc_component_update_bits(component, WM8994_GPIO_5,
                            WM8994_GPN_PU | WM8994_GPN_PD, 0);

        return 0;
}

#define WM8994_RATES SNDRV_PCM_RATE_8000_96000

#define WM8994_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\
                        SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE)

static const struct snd_soc_dai_ops wm8994_aif1_dai_ops = {
        .set_sysclk     = wm8994_set_dai_sysclk,
        .set_fmt        = wm8994_set_dai_fmt,
        .hw_params      = wm8994_hw_params,
        .mute_stream    = wm8994_aif_mute,
        .set_pll        = wm8994_set_fll,
        .set_tristate   = wm8994_set_tristate,
        .no_capture_mute = 1,
};

static const struct snd_soc_dai_ops wm8994_aif2_dai_ops = {
        .probe          = wm8994_aif2_probe,
        .set_sysclk     = wm8994_set_dai_sysclk,
        .set_fmt        = wm8994_set_dai_fmt,
        .hw_params      = wm8994_hw_params,
        .mute_stream    = wm8994_aif_mute,
        .set_pll        = wm8994_set_fll,
        .set_tristate   = wm8994_set_tristate,
        .no_capture_mute = 1,
};

static const struct snd_soc_dai_ops wm8994_aif3_dai_ops = {
        .hw_params      = wm8994_aif3_hw_params,
};

static struct snd_soc_dai_driver wm8994_dai[] = {
        {
                .name = "wm8994-aif1",
                .id = 1,
                .playback = {
                        .stream_name = "AIF1 Playback",
                        .channels_min = 1,
                        .channels_max = 2,
                        .rates = WM8994_RATES,
                        .formats = WM8994_FORMATS,
                        .sig_bits = 24,
                },
                .capture = {
                        .stream_name = "AIF1 Capture",
                        .channels_min = 1,
                        .channels_max = 2,
                        .rates = WM8994_RATES,
                        .formats = WM8994_FORMATS,
                        .sig_bits = 24,
                 },
                .ops = &wm8994_aif1_dai_ops,
        },
        {
                .name = "wm8994-aif2",
                .id = 2,
                .playback = {
                        .stream_name = "AIF2 Playback",
                        .channels_min = 1,
                        .channels_max = 2,
                        .rates = WM8994_RATES,
                        .formats = WM8994_FORMATS,
                        .sig_bits = 24,
                },
                .capture = {
                        .stream_name = "AIF2 Capture",
                        .channels_min = 1,
                        .channels_max = 2,
                        .rates = WM8994_RATES,
                        .formats = WM8994_FORMATS,
                        .sig_bits = 24,
                },
                .ops = &wm8994_aif2_dai_ops,
        },
        {
                .name = "wm8994-aif3",
                .id = 3,
                .playback = {
                        .stream_name = "AIF3 Playback",
                        .channels_min = 1,
                        .channels_max = 2,
                        .rates = WM8994_RATES,
                        .formats = WM8994_FORMATS,
                        .sig_bits = 24,
                },
                .capture = {
                        .stream_name = "AIF3 Capture",
                        .channels_min = 1,
                        .channels_max = 2,
                        .rates = WM8994_RATES,
                        .formats = WM8994_FORMATS,
                        .sig_bits = 24,
                 },
                .ops = &wm8994_aif3_dai_ops,
        }
};

#ifdef CONFIG_PM
static int wm8994_component_suspend(struct snd_soc_component *component)
{
        struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
        struct snd_soc_dapm_context *dapm = snd_soc_component_to_dapm(component);
        int i, ret;

        for (i = 0; i < ARRAY_SIZE(wm8994->fll); i++) {
                memcpy(&wm8994->fll_suspend[i], &wm8994->fll[i],
                       sizeof(struct wm8994_fll_config));
                ret = _wm8994_set_fll(component, i + 1, 0, 0, 0);
                if (ret < 0)
                        dev_warn(component->dev, "Failed to stop FLL%d: %d\n",
                                 i + 1, ret);
        }

        snd_soc_dapm_force_bias_level(dapm, SND_SOC_BIAS_OFF);

        return 0;
}

static int wm8994_component_resume(struct snd_soc_component *component)
{
        struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
        int i, ret;

        for (i = 0; i < ARRAY_SIZE(wm8994->fll); i++) {
                if (!wm8994->fll_suspend[i].out)
                        continue;

                ret = _wm8994_set_fll(component, i + 1,
                                     wm8994->fll_suspend[i].src,
                                     wm8994->fll_suspend[i].in,
                                     wm8994->fll_suspend[i].out);
                if (ret < 0)
                        dev_warn(component->dev, "Failed to restore FLL%d: %d\n",
                                 i + 1, ret);
        }

        return 0;
}
#else
#define wm8994_component_suspend NULL
#define wm8994_component_resume NULL
#endif

static void wm8994_handle_retune_mobile_pdata(struct wm8994_priv *wm8994)
{
        struct snd_soc_component *component = wm8994->hubs.component;
        struct wm8994 *control = wm8994->wm8994;
        struct wm8994_pdata *pdata = &control->pdata;
        struct snd_kcontrol_new controls[] = {
                SOC_ENUM_EXT("AIF1.1 EQ Mode",
                             wm8994->retune_mobile_enum,
                             wm8994_get_retune_mobile_enum,
                             wm8994_put_retune_mobile_enum),
                SOC_ENUM_EXT("AIF1.2 EQ Mode",
                             wm8994->retune_mobile_enum,
                             wm8994_get_retune_mobile_enum,
                             wm8994_put_retune_mobile_enum),
                SOC_ENUM_EXT("AIF2 EQ Mode",
                             wm8994->retune_mobile_enum,
                             wm8994_get_retune_mobile_enum,
                             wm8994_put_retune_mobile_enum),
        };
        int ret, i, j;
        const char **t;

        /* We need an array of texts for the enum API but the number
         * of texts is likely to be less than the number of
         * configurations due to the sample rate dependency of the
         * configurations. */
        wm8994->num_retune_mobile_texts = 0;
        wm8994->retune_mobile_texts = NULL;
        for (i = 0; i < pdata->num_retune_mobile_cfgs; i++) {
                for (j = 0; j < wm8994->num_retune_mobile_texts; j++) {
                        if (strcmp(pdata->retune_mobile_cfgs[i].name,
                                   wm8994->retune_mobile_texts[j]) == 0)
                                break;
                }

                if (j != wm8994->num_retune_mobile_texts)
                        continue;

                /* Expand the array... */
                t = krealloc(wm8994->retune_mobile_texts,
                             sizeof(char *) *
                             (wm8994->num_retune_mobile_texts + 1),
                             GFP_KERNEL);
                if (t == NULL)
                        continue;

                /* ...store the new entry... */
                t[wm8994->num_retune_mobile_texts] =
                        pdata->retune_mobile_cfgs[i].name;

                /* ...and remember the new version. */
                wm8994->num_retune_mobile_texts++;
                wm8994->retune_mobile_texts = t;
        }

        dev_dbg(component->dev, "Allocated %d unique ReTune Mobile names\n",
                wm8994->num_retune_mobile_texts);

        wm8994->retune_mobile_enum.items = wm8994->num_retune_mobile_texts;
        wm8994->retune_mobile_enum.texts = wm8994->retune_mobile_texts;

        ret = snd_soc_add_component_controls(wm8994->hubs.component, controls,
                                   ARRAY_SIZE(controls));
        if (ret != 0)
                dev_err(wm8994->hubs.component->dev,
                        "Failed to add ReTune Mobile controls: %d\n", ret);
}

static void wm8994_handle_pdata(struct wm8994_priv *wm8994)
{
        struct snd_soc_component *component = wm8994->hubs.component;
        struct wm8994 *control = wm8994->wm8994;
        struct wm8994_pdata *pdata = &control->pdata;
        int ret, i;

        if (!pdata)
                return;

        wm_hubs_handle_analogue_pdata(component, pdata->lineout1_diff,
                                      pdata->lineout2_diff,
                                      pdata->lineout1fb,
                                      pdata->lineout2fb,
                                      pdata->jd_scthr,
                                      pdata->jd_thr,
                                      pdata->micb1_delay,
                                      pdata->micb2_delay,
                                      pdata->micbias1_lvl,
                                      pdata->micbias2_lvl);

        dev_dbg(component->dev, "%d DRC configurations\n", pdata->num_drc_cfgs);

        if (pdata->num_drc_cfgs) {
                struct snd_kcontrol_new controls[] = {
                        SOC_ENUM_EXT("AIF1DRC1 Mode", wm8994->drc_enum,
                                     wm8994_get_drc_enum, wm8994_put_drc_enum),
                        SOC_ENUM_EXT("AIF1DRC2 Mode", wm8994->drc_enum,
                                     wm8994_get_drc_enum, wm8994_put_drc_enum),
                        SOC_ENUM_EXT("AIF2DRC Mode", wm8994->drc_enum,
                                     wm8994_get_drc_enum, wm8994_put_drc_enum),
                };

                /* We need an array of texts for the enum API */
                wm8994->drc_texts = devm_kcalloc(wm8994->hubs.component->dev,
                            pdata->num_drc_cfgs, sizeof(char *), GFP_KERNEL);
                if (!wm8994->drc_texts)
                        return;

                for (i = 0; i < pdata->num_drc_cfgs; i++)
                        wm8994->drc_texts[i] = pdata->drc_cfgs[i].name;

                wm8994->drc_enum.items = pdata->num_drc_cfgs;
                wm8994->drc_enum.texts = wm8994->drc_texts;

                ret = snd_soc_add_component_controls(wm8994->hubs.component, controls,
                                           ARRAY_SIZE(controls));
                for (i = 0; i < WM8994_NUM_DRC; i++)
                        wm8994_set_drc(component, i);
        } else {
                ret = snd_soc_add_component_controls(wm8994->hubs.component,
                                                 wm8994_drc_controls,
                                                 ARRAY_SIZE(wm8994_drc_controls));
        }

        if (ret != 0)
                dev_err(wm8994->hubs.component->dev,
                        "Failed to add DRC mode controls: %d\n", ret);


        dev_dbg(component->dev, "%d ReTune Mobile configurations\n",
                pdata->num_retune_mobile_cfgs);

        if (pdata->num_retune_mobile_cfgs)
                wm8994_handle_retune_mobile_pdata(wm8994);
        else
                snd_soc_add_component_controls(wm8994->hubs.component, wm8994_eq_controls,
                                     ARRAY_SIZE(wm8994_eq_controls));

        for (i = 0; i < ARRAY_SIZE(pdata->micbias); i++) {
                if (pdata->micbias[i]) {
                        snd_soc_component_write(component, WM8958_MICBIAS1 + i,
                                pdata->micbias[i] & 0xffff);
                }
        }
}

/**
 * wm8994_mic_detect - Enable microphone detection via the WM8994 IRQ
 *
 * @component:   WM8994 component
 * @jack:    jack to report detection events on
 * @micbias: microphone bias to detect on
 *
 * Enable microphone detection via IRQ on the WM8994.  If GPIOs are
 * being used to bring out signals to the processor then only platform
 * data configuration is needed for WM8994 and processor GPIOs should
 * be configured using snd_soc_jack_add_gpios() instead.
 *
 * Configuration of detection levels is available via the micbias1_lvl
 * and micbias2_lvl platform data members.
 */
int wm8994_mic_detect(struct snd_soc_component *component, struct snd_soc_jack *jack,
                      int micbias)
{
        struct snd_soc_dapm_context *dapm = snd_soc_component_to_dapm(component);
        struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
        struct wm8994_micdet *micdet;
        struct wm8994 *control = wm8994->wm8994;
        int reg, ret;

        if (control->type != WM8994) {
                dev_warn(component->dev, "Not a WM8994\n");
                return -EINVAL;
        }

        pm_runtime_get_sync(component->dev);

        switch (micbias) {
        case 1:
                micdet = &wm8994->micdet[0];
                if (jack)
                        ret = snd_soc_dapm_force_enable_pin(dapm, "MICBIAS1");
                else
                        ret = snd_soc_dapm_disable_pin(dapm, "MICBIAS1");
                break;
        case 2:
                micdet = &wm8994->micdet[1];
                if (jack)
                        ret = snd_soc_dapm_force_enable_pin(dapm, "MICBIAS1");
                else
                        ret = snd_soc_dapm_disable_pin(dapm, "MICBIAS1");
                break;
        default:
                dev_warn(component->dev, "Invalid MICBIAS %d\n", micbias);
                return -EINVAL;
        }

        if (ret != 0)
                dev_warn(component->dev, "Failed to configure MICBIAS%d: %d\n",
                         micbias, ret);

        dev_dbg(component->dev, "Configuring microphone detection on %d %p\n",
                micbias, jack);

        /* Store the configuration */
        micdet->jack = jack;
        micdet->detecting = true;

        /* If either of the jacks is set up then enable detection */
        if (wm8994->micdet[0].jack || wm8994->micdet[1].jack)
                reg = WM8994_MICD_ENA;
        else
                reg = 0;

        snd_soc_component_update_bits(component, WM8994_MICBIAS, WM8994_MICD_ENA, reg);

        /* enable MICDET and MICSHRT deboune */
        snd_soc_component_update_bits(component, WM8994_IRQ_DEBOUNCE,
                            WM8994_MIC1_DET_DB_MASK | WM8994_MIC1_SHRT_DB_MASK |
                            WM8994_MIC2_DET_DB_MASK | WM8994_MIC2_SHRT_DB_MASK,
                            WM8994_MIC1_DET_DB | WM8994_MIC1_SHRT_DB);

        snd_soc_dapm_sync(dapm);

        pm_runtime_put(component->dev);

        return 0;
}
EXPORT_SYMBOL_GPL(wm8994_mic_detect);

static void wm8994_mic_work(struct work_struct *work)
{
        struct wm8994_priv *priv = container_of(work,
                                                struct wm8994_priv,
                                                mic_work.work);
        struct regmap *regmap = priv->wm8994->regmap;
        struct device *dev = priv->wm8994->dev;
        unsigned int reg;
        int ret;
        int report;

        pm_runtime_get_sync(dev);

        ret = regmap_read(regmap, WM8994_INTERRUPT_RAW_STATUS_2, &reg);
        if (ret < 0) {
                dev_err(dev, "Failed to read microphone status: %d\n",
                        ret);
                pm_runtime_put(dev);
                return;
        }

        dev_dbg(dev, "Microphone status: %x\n", reg);

        report = 0;
        if (reg & WM8994_MIC1_DET_STS) {
                if (priv->micdet[0].detecting)
                        report = SND_JACK_HEADSET;
        }
        if (reg & WM8994_MIC1_SHRT_STS) {
                if (priv->micdet[0].detecting)
                        report = SND_JACK_HEADPHONE;
                else
                        report |= SND_JACK_BTN_0;
        }
        if (report)
                priv->micdet[0].detecting = false;
        else
                priv->micdet[0].detecting = true;

        snd_soc_jack_report(priv->micdet[0].jack, report,
                            SND_JACK_HEADSET | SND_JACK_BTN_0);

        report = 0;
        if (reg & WM8994_MIC2_DET_STS) {
                if (priv->micdet[1].detecting)
                        report = SND_JACK_HEADSET;
        }
        if (reg & WM8994_MIC2_SHRT_STS) {
                if (priv->micdet[1].detecting)
                        report = SND_JACK_HEADPHONE;
                else
                        report |= SND_JACK_BTN_0;
        }
        if (report)
                priv->micdet[1].detecting = false;
        else
                priv->micdet[1].detecting = true;

        snd_soc_jack_report(priv->micdet[1].jack, report,
                            SND_JACK_HEADSET | SND_JACK_BTN_0);

        pm_runtime_put(dev);
}

static irqreturn_t wm8994_mic_irq(int irq, void *data)
{
        struct wm8994_priv *priv = data;
        struct snd_soc_component *component = priv->hubs.component;

#ifndef CONFIG_SND_SOC_WM8994_MODULE
        trace_snd_soc_jack_irq(dev_name(component->dev));
#endif

        pm_wakeup_event(component->dev, 300);

        queue_delayed_work(system_power_efficient_wq,
                           &priv->mic_work, msecs_to_jiffies(250));

        return IRQ_HANDLED;
}

/* Should be called with accdet_lock held */
static void wm1811_micd_stop(struct snd_soc_component *component)
{
        struct snd_soc_dapm_context *dapm = snd_soc_component_to_dapm(component);
        struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);

        if (!wm8994->jackdet)
                return;

        snd_soc_component_update_bits(component, WM8958_MIC_DETECT_1, WM8958_MICD_ENA, 0);

        wm1811_jackdet_set_mode(component, WM1811_JACKDET_MODE_JACK);

        if (wm8994->wm8994->pdata.jd_ext_cap)
                snd_soc_dapm_disable_pin(dapm, "MICBIAS2");
}

static void wm8958_button_det(struct snd_soc_component *component, u16 status)
{
        struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
        int report;

        report = 0;
        if (status & 0x4)
                report |= SND_JACK_BTN_0;

        if (status & 0x8)
                report |= SND_JACK_BTN_1;

        if (status & 0x10)
                report |= SND_JACK_BTN_2;

        if (status & 0x20)
                report |= SND_JACK_BTN_3;

        if (status & 0x40)
                report |= SND_JACK_BTN_4;

        if (status & 0x80)
                report |= SND_JACK_BTN_5;

        snd_soc_jack_report(wm8994->micdet[0].jack, report,
                            wm8994->btn_mask);
}

static void wm8958_open_circuit_work(struct work_struct *work)
{
        struct wm8994_priv *wm8994 = container_of(work,
                                                  struct wm8994_priv,
                                                  open_circuit_work.work);
        struct device *dev = wm8994->wm8994->dev;

        mutex_lock(&wm8994->accdet_lock);

        wm1811_micd_stop(wm8994->hubs.component);

        dev_dbg(dev, "Reporting open circuit\n");

        wm8994->jack_mic = false;
        wm8994->mic_detecting = true;

        wm8958_micd_set_rate(wm8994->hubs.component);

        snd_soc_jack_report(wm8994->micdet[0].jack, 0,
                            wm8994->btn_mask |
                            SND_JACK_HEADSET);

        mutex_unlock(&wm8994->accdet_lock);
}

static void wm8958_mic_id(void *data, u16 status)
{
        struct snd_soc_component *component = data;
        struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);

        /* Either nothing present or just starting detection */
        if (!(status & WM8958_MICD_STS)) {
                /* If nothing present then clear our statuses */
                dev_dbg(component->dev, "Detected open circuit\n");

                queue_delayed_work(system_power_efficient_wq,
                                   &wm8994->open_circuit_work,
                                   msecs_to_jiffies(2500));
                return;
        }

        /* If the measurement is showing a high impedence we've got a
         * microphone.
         */
        if (status & 0x600) {
                dev_dbg(component->dev, "Detected microphone\n");

                wm8994->mic_detecting = false;
                wm8994->jack_mic = true;

                wm8958_micd_set_rate(component);

                snd_soc_jack_report(wm8994->micdet[0].jack, SND_JACK_HEADSET,
                                    SND_JACK_HEADSET);
        }


        if (status & 0xfc) {
                dev_dbg(component->dev, "Detected headphone\n");
                wm8994->mic_detecting = false;

                wm8958_micd_set_rate(component);

                /* If we have jackdet that will detect removal */
                wm1811_micd_stop(component);

                snd_soc_jack_report(wm8994->micdet[0].jack, SND_JACK_HEADPHONE,
                                    SND_JACK_HEADSET);
        }
}

/* Deferred mic detection to allow for extra settling time */
static void wm1811_mic_work(struct work_struct *work)
{
        struct wm8994_priv *wm8994 = container_of(work, struct wm8994_priv,
                                                  mic_work.work);
        struct wm8994 *control = wm8994->wm8994;
        struct snd_soc_component *component = wm8994->hubs.component;
        struct snd_soc_dapm_context *dapm = snd_soc_component_to_dapm(component);

        pm_runtime_get_sync(component->dev);

        /* If required for an external cap force MICBIAS on */
        if (control->pdata.jd_ext_cap) {
                snd_soc_dapm_force_enable_pin(dapm, "MICBIAS2");
                snd_soc_dapm_sync(dapm);
        }

        mutex_lock(&wm8994->accdet_lock);

        dev_dbg(component->dev, "Starting mic detection\n");

        /* Use a user-supplied callback if we have one */
        if (wm8994->micd_cb) {
                wm8994->micd_cb(wm8994->micd_cb_data);
        } else {
                /*
                 * Start off measument of microphone impedence to find out
                 * what's actually there.
                 */
                wm8994->mic_detecting = true;
                wm1811_jackdet_set_mode(component, WM1811_JACKDET_MODE_MIC);

                snd_soc_component_update_bits(component, WM8958_MIC_DETECT_1,
                                    WM8958_MICD_ENA, WM8958_MICD_ENA);
        }

        mutex_unlock(&wm8994->accdet_lock);

        pm_runtime_put(component->dev);
}

static irqreturn_t wm1811_jackdet_irq(int irq, void *data)
{
        struct wm8994_priv *wm8994 = data;
        struct wm8994 *control = wm8994->wm8994;
        struct snd_soc_component *component = wm8994->hubs.component;
        struct snd_soc_dapm_context *dapm = snd_soc_component_to_dapm(component);
        int reg, delay;
        bool present;

        pm_runtime_get_sync(component->dev);

        cancel_delayed_work_sync(&wm8994->mic_complete_work);

        mutex_lock(&wm8994->accdet_lock);

        reg = snd_soc_component_read(component, WM1811_JACKDET_CTRL);
        if (reg < 0) {
                dev_err(component->dev, "Failed to read jack status: %d\n", reg);
                mutex_unlock(&wm8994->accdet_lock);
                pm_runtime_put(component->dev);
                return IRQ_NONE;
        }

        dev_dbg(component->dev, "JACKDET %x\n", reg);

        present = reg & WM1811_JACKDET_LVL;

        if (present) {
                dev_dbg(component->dev, "Jack detected\n");

                wm8958_micd_set_rate(component);

                snd_soc_component_update_bits(component, WM8958_MICBIAS2,
                                    WM8958_MICB2_DISCH, 0);

                /* Disable debounce while inserted */
                snd_soc_component_update_bits(component, WM1811_JACKDET_CTRL,
                                    WM1811_JACKDET_DB, 0);

                delay = control->pdata.micdet_delay;
                queue_delayed_work(system_power_efficient_wq,
                                   &wm8994->mic_work,
                                   msecs_to_jiffies(delay));
        } else {
                dev_dbg(component->dev, "Jack not detected\n");

                /* Release wm8994->accdet_lock to avoid deadlock:
                 * cancel_delayed_work_sync() takes wm8994->mic_work internal
                 * lock and wm1811_mic_work takes wm8994->accdet_lock */
                mutex_unlock(&wm8994->accdet_lock);
                cancel_delayed_work_sync(&wm8994->mic_work);
                mutex_lock(&wm8994->accdet_lock);

                snd_soc_component_update_bits(component, WM8958_MICBIAS2,
                                    WM8958_MICB2_DISCH, WM8958_MICB2_DISCH);

                /* Enable debounce while removed */
                snd_soc_component_update_bits(component, WM1811_JACKDET_CTRL,
                                    WM1811_JACKDET_DB, WM1811_JACKDET_DB);

                wm8994->mic_detecting = false;
                wm8994->jack_mic = false;
                snd_soc_component_update_bits(component, WM8958_MIC_DETECT_1,
                                    WM8958_MICD_ENA, 0);
                wm1811_jackdet_set_mode(component, WM1811_JACKDET_MODE_JACK);
        }

        mutex_unlock(&wm8994->accdet_lock);

        /* Turn off MICBIAS if it was on for an external cap */
        if (control->pdata.jd_ext_cap && !present)
                snd_soc_dapm_disable_pin(dapm, "MICBIAS2");

        if (present)
                snd_soc_jack_report(wm8994->micdet[0].jack,
                                    SND_JACK_MECHANICAL, SND_JACK_MECHANICAL);
        else
                snd_soc_jack_report(wm8994->micdet[0].jack, 0,
                                    SND_JACK_MECHANICAL | SND_JACK_HEADSET |
                                    wm8994->btn_mask);

        /* Since we only report deltas force an update, ensures we
         * avoid bootstrapping issues with the core. */
        snd_soc_jack_report(wm8994->micdet[0].jack, 0, 0);

        pm_runtime_put(component->dev);
        return IRQ_HANDLED;
}

static void wm1811_jackdet_bootstrap(struct work_struct *work)
{
        struct wm8994_priv *wm8994 = container_of(work,
                                                struct wm8994_priv,
                                                jackdet_bootstrap.work);
        wm1811_jackdet_irq(0, wm8994);
}

/**
 * wm8958_mic_detect - Enable microphone detection via the WM8958 IRQ
 *
 * @component:   WM8958 component
 * @jack:    jack to report detection events on
 * @det_cb: detection callback
 * @det_cb_data: data for detection callback
 * @id_cb: mic id callback
 * @id_cb_data: data for mic id callback
 *
 * Enable microphone detection functionality for the WM8958.  By
 * default simple detection which supports the detection of up to 6
 * buttons plus video and microphone functionality is supported.
 *
 * The WM8958 has an advanced jack detection facility which is able to
 * support complex accessory detection, especially when used in
 * conjunction with external circuitry.  In order to provide maximum
 * flexiblity a callback is provided which allows a completely custom
 * detection algorithm.
 */
int wm8958_mic_detect(struct snd_soc_component *component, struct snd_soc_jack *jack,
                      wm1811_micdet_cb det_cb, void *det_cb_data,
                      wm1811_mic_id_cb id_cb, void *id_cb_data)
{
        struct snd_soc_dapm_context *dapm = snd_soc_component_to_dapm(component);
        struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
        struct wm8994 *control = wm8994->wm8994;
        u16 micd_lvl_sel;

        switch (control->type) {
        case WM1811:
        case WM8958:
                break;
        default:
                return -EINVAL;
        }

        pm_runtime_get_sync(component->dev);

        if (jack) {
                snd_soc_dapm_force_enable_pin(dapm, "CLK_SYS");
                snd_soc_dapm_sync(dapm);

                wm8994->micdet[0].jack = jack;

                if (det_cb) {
                        wm8994->micd_cb = det_cb;
                        wm8994->micd_cb_data = det_cb_data;
                } else {
                        wm8994->mic_detecting = true;
                        wm8994->jack_mic = false;
                }

                if (id_cb) {
                        wm8994->mic_id_cb = id_cb;
                        wm8994->mic_id_cb_data = id_cb_data;
                } else {
                        wm8994->mic_id_cb = wm8958_mic_id;
                        wm8994->mic_id_cb_data = component;
                }

                wm8958_micd_set_rate(component);

                /* Detect microphones and short circuits by default */
                if (control->pdata.micd_lvl_sel)
                        micd_lvl_sel = control->pdata.micd_lvl_sel;
                else
                        micd_lvl_sel = 0x41;

                wm8994->btn_mask = SND_JACK_BTN_0 | SND_JACK_BTN_1 |
                        SND_JACK_BTN_2 | SND_JACK_BTN_3 |
                        SND_JACK_BTN_4 | SND_JACK_BTN_5;

                snd_soc_component_update_bits(component, WM8958_MIC_DETECT_2,
                                    WM8958_MICD_LVL_SEL_MASK, micd_lvl_sel);

                WARN_ON(snd_soc_dapm_get_bias_level(dapm) > SND_SOC_BIAS_STANDBY);

                /*
                 * If we can use jack detection start off with that,
                 * otherwise jump straight to microphone detection.
                 */
                if (wm8994->jackdet) {
                        /* Disable debounce for the initial detect */
                        snd_soc_component_update_bits(component, WM1811_JACKDET_CTRL,
                                            WM1811_JACKDET_DB, 0);

                        snd_soc_component_update_bits(component, WM8958_MICBIAS2,
                                            WM8958_MICB2_DISCH,
                                            WM8958_MICB2_DISCH);
                        snd_soc_component_update_bits(component, WM8994_LDO_1,
                                            WM8994_LDO1_DISCH, 0);
                        wm1811_jackdet_set_mode(component,
                                                WM1811_JACKDET_MODE_JACK);
                } else {
                        snd_soc_component_update_bits(component, WM8958_MIC_DETECT_1,
                                            WM8958_MICD_ENA, WM8958_MICD_ENA);
                }

        } else {
                snd_soc_component_update_bits(component, WM8958_MIC_DETECT_1,
                                    WM8958_MICD_ENA, 0);
                wm1811_jackdet_set_mode(component, WM1811_JACKDET_MODE_NONE);
                snd_soc_dapm_disable_pin(dapm, "CLK_SYS");
                snd_soc_dapm_sync(dapm);
        }

        pm_runtime_put(component->dev);

        return 0;
}
EXPORT_SYMBOL_GPL(wm8958_mic_detect);

static void wm8958_mic_work(struct work_struct *work)
{
        struct wm8994_priv *wm8994 = container_of(work,
                                                  struct wm8994_priv,
                                                  mic_complete_work.work);
        struct snd_soc_component *component = wm8994->hubs.component;

        pm_runtime_get_sync(component->dev);

        mutex_lock(&wm8994->accdet_lock);

        wm8994->mic_id_cb(wm8994->mic_id_cb_data, wm8994->mic_status);

        mutex_unlock(&wm8994->accdet_lock);

        pm_runtime_put(component->dev);
}

static irqreturn_t wm8958_mic_irq(int irq, void *data)
{
        struct wm8994_priv *wm8994 = data;
        struct snd_soc_component *component = wm8994->hubs.component;
        int reg, count, ret, id_delay;

        /*
         * Jack detection may have detected a removal simulataneously
         * with an update of the MICDET status; if so it will have
         * stopped detection and we can ignore this interrupt.
         */
        if (!(snd_soc_component_read(component, WM8958_MIC_DETECT_1) & WM8958_MICD_ENA))
                return IRQ_HANDLED;

        cancel_delayed_work_sync(&wm8994->mic_complete_work);
        cancel_delayed_work_sync(&wm8994->open_circuit_work);

        pm_runtime_get_sync(component->dev);

        /* We may occasionally read a detection without an impedence
         * range being provided - if that happens loop again.
         */
        count = 10;
        do {
                reg = snd_soc_component_read(component, WM8958_MIC_DETECT_3);
                if (reg < 0) {
                        dev_err(component->dev,
                                "Failed to read mic detect status: %d\n",
                                reg);
                        pm_runtime_put(component->dev);
                        return IRQ_NONE;
                }

                if (!(reg & WM8958_MICD_VALID)) {
                        dev_dbg(component->dev, "Mic detect data not valid\n");
                        goto out;
                }

                if (!(reg & WM8958_MICD_STS) || (reg & WM8958_MICD_LVL_MASK))
                        break;

                msleep(1);
        } while (count--);

        if (count == 0)
                dev_warn(component->dev, "No impedance range reported for jack\n");

#ifndef CONFIG_SND_SOC_WM8994_MODULE
        trace_snd_soc_jack_irq(dev_name(component->dev));
#endif

        /* Avoid a transient report when the accessory is being removed */
        if (wm8994->jackdet) {
                ret = snd_soc_component_read(component, WM1811_JACKDET_CTRL);
                if (ret < 0) {
                        dev_err(component->dev, "Failed to read jack status: %d\n",
                                ret);
                } else if (!(ret & WM1811_JACKDET_LVL)) {
                        dev_dbg(component->dev, "Ignoring removed jack\n");
                        goto out;
                }
        } else if (!(reg & WM8958_MICD_STS)) {
                snd_soc_jack_report(wm8994->micdet[0].jack, 0,
                                    SND_JACK_MECHANICAL | SND_JACK_HEADSET |
                                    wm8994->btn_mask);
                wm8994->mic_detecting = true;
                goto out;
        }

        wm8994->mic_status = reg;
        id_delay = wm8994->wm8994->pdata.mic_id_delay;

        if (wm8994->mic_detecting)
                queue_delayed_work(system_power_efficient_wq,
                                   &wm8994->mic_complete_work,
                                   msecs_to_jiffies(id_delay));
        else
                wm8958_button_det(component, reg);

out:
        pm_runtime_put(component->dev);
        return IRQ_HANDLED;
}

static irqreturn_t wm8994_fifo_error(int irq, void *data)
{
        struct snd_soc_component *component = data;

        dev_err(component->dev, "FIFO error\n");

        return IRQ_HANDLED;
}

static irqreturn_t wm8994_temp_warn(int irq, void *data)
{
        struct snd_soc_component *component = data;

        dev_err(component->dev, "Thermal warning\n");

        return IRQ_HANDLED;
}

static irqreturn_t wm8994_temp_shut(int irq, void *data)
{
        struct snd_soc_component *component = data;

        dev_crit(component->dev, "Thermal shutdown\n");

        return IRQ_HANDLED;
}

static int wm8994_component_probe(struct snd_soc_component *component)
{
        struct snd_soc_dapm_context *dapm = snd_soc_component_to_dapm(component);
        struct wm8994 *control = dev_get_drvdata(component->dev->parent);
        struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
        unsigned int reg;
        int ret, i;

        snd_soc_component_init_regmap(component, control->regmap);

        wm8994->hubs.component = component;

        mutex_init(&wm8994->accdet_lock);
        INIT_DELAYED_WORK(&wm8994->jackdet_bootstrap,
                          wm1811_jackdet_bootstrap);
        INIT_DELAYED_WORK(&wm8994->open_circuit_work,
                          wm8958_open_circuit_work);

        switch (control->type) {
        case WM8994:
                INIT_DELAYED_WORK(&wm8994->mic_work, wm8994_mic_work);
                break;
        case WM1811:
                INIT_DELAYED_WORK(&wm8994->mic_work, wm1811_mic_work);
                break;
        default:
                break;
        }

        INIT_DELAYED_WORK(&wm8994->mic_complete_work, wm8958_mic_work);

        for (i = 0; i < ARRAY_SIZE(wm8994->fll_locked); i++)
                init_completion(&wm8994->fll_locked[i]);

        wm8994->micdet_irq = control->pdata.micdet_irq;

        /* By default use idle_bias false, will override for WM8994 */
        snd_soc_dapm_set_idle_bias(dapm, false);

        /* Set revision-specific configuration */
        switch (control->type) {
        case WM8994:
                /* Single ended line outputs should have VMID on. */
                if (!control->pdata.lineout1_diff ||
                    !control->pdata.lineout2_diff)
                        snd_soc_dapm_set_idle_bias(dapm, true);

                switch (control->revision) {
                case 2:
                case 3:
                        wm8994->hubs.dcs_codes_l = -5;
                        wm8994->hubs.dcs_codes_r = -5;
                        wm8994->hubs.hp_startup_mode = 1;
                        wm8994->hubs.dcs_readback_mode = 1;
                        wm8994->hubs.series_startup = 1;
                        break;
                default:
                        wm8994->hubs.dcs_readback_mode = 2;
                        break;
                }
                wm8994->hubs.micd_scthr = true;
                break;

        case WM8958:
                wm8994->hubs.dcs_readback_mode = 1;
                wm8994->hubs.hp_startup_mode = 1;
                wm8994->hubs.micd_scthr = true;

                switch (control->revision) {
                case 0:
                        break;
                default:
                        wm8994->fll_byp = true;
                        break;
                }
                break;

        case WM1811:
                wm8994->hubs.dcs_readback_mode = 2;
                wm8994->hubs.no_series_update = 1;
                wm8994->hubs.hp_startup_mode = 1;
                wm8994->hubs.no_cache_dac_hp_direct = true;
                wm8994->fll_byp = true;

                wm8994->hubs.dcs_codes_l = -9;
                wm8994->hubs.dcs_codes_r = -7;

                snd_soc_component_update_bits(component, WM8994_ANALOGUE_HP_1,
                                    WM1811_HPOUT1_ATTN, WM1811_HPOUT1_ATTN);
                break;

        default:
                break;
        }

        wm8994_request_irq(wm8994->wm8994, WM8994_IRQ_FIFOS_ERR,
                           wm8994_fifo_error, "FIFO error", component);
        wm8994_request_irq(wm8994->wm8994, WM8994_IRQ_TEMP_WARN,
                           wm8994_temp_warn, "Thermal warning", component);
        wm8994_request_irq(wm8994->wm8994, WM8994_IRQ_TEMP_SHUT,
                           wm8994_temp_shut, "Thermal shutdown", component);

        switch (control->type) {
        case WM8994:
                if (wm8994->micdet_irq)
                        ret = request_threaded_irq(wm8994->micdet_irq, NULL,
                                                   wm8994_mic_irq,
                                                   IRQF_TRIGGER_RISING |
                                                   IRQF_ONESHOT,
                                                   "Mic1 detect",
                                                   wm8994);
                 else
                        ret = wm8994_request_irq(wm8994->wm8994,
                                        WM8994_IRQ_MIC1_DET,
                                        wm8994_mic_irq, "Mic 1 detect",
                                        wm8994);

                if (ret != 0)
                        dev_warn(component->dev,
                                 "Failed to request Mic1 detect IRQ: %d\n",
                                 ret);


                ret = wm8994_request_irq(wm8994->wm8994,
                                         WM8994_IRQ_MIC1_SHRT,
                                         wm8994_mic_irq, "Mic 1 short",
                                         wm8994);
                if (ret != 0)
                        dev_warn(component->dev,
                                 "Failed to request Mic1 short IRQ: %d\n",
                                 ret);

                ret = wm8994_request_irq(wm8994->wm8994,
                                         WM8994_IRQ_MIC2_DET,
                                         wm8994_mic_irq, "Mic 2 detect",
                                         wm8994);
                if (ret != 0)
                        dev_warn(component->dev,
                                 "Failed to request Mic2 detect IRQ: %d\n",
                                 ret);

                ret = wm8994_request_irq(wm8994->wm8994,
                                         WM8994_IRQ_MIC2_SHRT,
                                         wm8994_mic_irq, "Mic 2 short",
                                         wm8994);
                if (ret != 0)
                        dev_warn(component->dev,
                                 "Failed to request Mic2 short IRQ: %d\n",
                                 ret);
                break;

        case WM8958:
        case WM1811:
                if (wm8994->micdet_irq) {
                        ret = request_threaded_irq(wm8994->micdet_irq, NULL,
                                                   wm8958_mic_irq,
                                                   IRQF_TRIGGER_RISING |
                                                   IRQF_ONESHOT,
                                                   "Mic detect",
                                                   wm8994);
                        if (ret != 0)
                                dev_warn(component->dev,
                                         "Failed to request Mic detect IRQ: %d\n",
                                         ret);
                } else {
                        wm8994_request_irq(wm8994->wm8994, WM8994_IRQ_MIC1_DET,
                                           wm8958_mic_irq, "Mic detect",
                                           wm8994);
                }
        }

        switch (control->type) {
        case WM1811:
                if (control->cust_id > 1 || control->revision > 1) {
                        ret = wm8994_request_irq(wm8994->wm8994,
                                                 WM8994_IRQ_GPIO(6),
                                                 wm1811_jackdet_irq, "JACKDET",
                                                 wm8994);
                        if (ret == 0)
                                wm8994->jackdet = true;
                }
                break;
        default:
                break;
        }

        wm8994->fll_locked_irq = true;
        for (i = 0; i < ARRAY_SIZE(wm8994->fll_locked); i++) {
                ret = wm8994_request_irq(wm8994->wm8994,
                                         WM8994_IRQ_FLL1_LOCK + i,
                                         wm8994_fll_locked_irq, "FLL lock",
                                         &wm8994->fll_locked[i]);
                if (ret != 0)
                        wm8994->fll_locked_irq = false;
        }

        /* Make sure we can read from the GPIOs if they're inputs */
        pm_runtime_get_sync(component->dev);

        /* Remember if AIFnLRCLK is configured as a GPIO.  This should be
         * configured on init - if a system wants to do this dynamically
         * at runtime we can deal with that then.
         */
        ret = regmap_read(control->regmap, WM8994_GPIO_1, &reg);
        if (ret < 0) {
                dev_err(component->dev, "Failed to read GPIO1 state: %d\n", ret);
                goto err_irq;
        }
        if ((reg & WM8994_GPN_FN_MASK) != WM8994_GP_FN_PIN_SPECIFIC) {
                wm8994->lrclk_shared[0] = 1;
                wm8994_dai[0].symmetric_rate = 1;
        } else {
                wm8994->lrclk_shared[0] = 0;
        }

        ret = regmap_read(control->regmap, WM8994_GPIO_6, &reg);
        if (ret < 0) {
                dev_err(component->dev, "Failed to read GPIO6 state: %d\n", ret);
                goto err_irq;
        }
        if ((reg & WM8994_GPN_FN_MASK) != WM8994_GP_FN_PIN_SPECIFIC) {
                wm8994->lrclk_shared[1] = 1;
                wm8994_dai[1].symmetric_rate = 1;
        } else {
                wm8994->lrclk_shared[1] = 0;
        }

        pm_runtime_put(component->dev);

        /* Latch volume update bits */
        for (i = 0; i < ARRAY_SIZE(wm8994_vu_bits); i++)
                snd_soc_component_update_bits(component, wm8994_vu_bits[i].reg,
                                    wm8994_vu_bits[i].mask,
                                    wm8994_vu_bits[i].mask);

        if (control->type != WM1811) {
                for (i = 0; i < ARRAY_SIZE(wm8994_adc2_dac2_vu_bits); i++)
                        snd_soc_component_update_bits(component,
                                        wm8994_adc2_dac2_vu_bits[i].reg,
                                        wm8994_adc2_dac2_vu_bits[i].mask,
                                        wm8994_adc2_dac2_vu_bits[i].mask);
        }

        /* Set the low bit of the 3D stereo depth so TLV matches */
        snd_soc_component_update_bits(component, WM8994_AIF1_DAC1_FILTERS_2,
                            1 << WM8994_AIF1DAC1_3D_GAIN_SHIFT,
                            1 << WM8994_AIF1DAC1_3D_GAIN_SHIFT);
        snd_soc_component_update_bits(component, WM8994_AIF1_DAC2_FILTERS_2,
                            1 << WM8994_AIF1DAC2_3D_GAIN_SHIFT,
                            1 << WM8994_AIF1DAC2_3D_GAIN_SHIFT);
        snd_soc_component_update_bits(component, WM8994_AIF2_DAC_FILTERS_2,
                            1 << WM8994_AIF2DAC_3D_GAIN_SHIFT,
                            1 << WM8994_AIF2DAC_3D_GAIN_SHIFT);

        /* Unconditionally enable AIF1 ADC TDM mode on chips which can
         * use this; it only affects behaviour on idle TDM clock
         * cycles. */
        switch (control->type) {
        case WM8994:
        case WM8958:
                snd_soc_component_update_bits(component, WM8994_AIF1_CONTROL_1,
                                    WM8994_AIF1ADC_TDM, WM8994_AIF1ADC_TDM);
                break;
        default:
                break;
        }

        /* Put MICBIAS into bypass mode by default on newer devices */
        switch (control->type) {
        case WM8958:
        case WM1811:
                snd_soc_component_update_bits(component, WM8958_MICBIAS1,
                                    WM8958_MICB1_MODE, WM8958_MICB1_MODE);
                snd_soc_component_update_bits(component, WM8958_MICBIAS2,
                                    WM8958_MICB2_MODE, WM8958_MICB2_MODE);
                break;
        default:
                break;
        }

        wm8994->hubs.check_class_w_digital = wm8994_check_class_w_digital;
        wm_hubs_update_class_w(component);

        wm8994_handle_pdata(wm8994);

        wm_hubs_add_analogue_controls(component);
        snd_soc_add_component_controls(component, wm8994_common_snd_controls,
                                       ARRAY_SIZE(wm8994_common_snd_controls));
        snd_soc_dapm_new_controls(dapm, wm8994_dapm_widgets,
                                  ARRAY_SIZE(wm8994_dapm_widgets));

        switch (control->type) {
        case WM8994:
                snd_soc_add_component_controls(component, wm8994_snd_controls,
                                               ARRAY_SIZE(wm8994_snd_controls));
                snd_soc_dapm_new_controls(dapm, wm8994_specific_dapm_widgets,
                                          ARRAY_SIZE(wm8994_specific_dapm_widgets));
                if (control->revision < 4) {
                        snd_soc_dapm_new_controls(dapm, wm8994_lateclk_revd_widgets,
                                                  ARRAY_SIZE(wm8994_lateclk_revd_widgets));
                        snd_soc_dapm_new_controls(dapm, wm8994_adc_revd_widgets,
                                                  ARRAY_SIZE(wm8994_adc_revd_widgets));
                        snd_soc_dapm_new_controls(dapm, wm8994_dac_revd_widgets,
                                                  ARRAY_SIZE(wm8994_dac_revd_widgets));
                } else {
                        snd_soc_dapm_new_controls(dapm, wm8994_lateclk_widgets,
                                                  ARRAY_SIZE(wm8994_lateclk_widgets));
                        snd_soc_dapm_new_controls(dapm, wm8994_adc_widgets,
                                                  ARRAY_SIZE(wm8994_adc_widgets));
                        snd_soc_dapm_new_controls(dapm, wm8994_dac_widgets,
                                                  ARRAY_SIZE(wm8994_dac_widgets));
                }
                break;
        case WM8958:
                snd_soc_add_component_controls(component, wm8994_snd_controls,
                                               ARRAY_SIZE(wm8994_snd_controls));
                snd_soc_add_component_controls(component, wm8958_snd_controls,
                                               ARRAY_SIZE(wm8958_snd_controls));
                snd_soc_dapm_new_controls(dapm, wm8958_dapm_widgets,
                                          ARRAY_SIZE(wm8958_dapm_widgets));
                if (control->revision < 1) {
                        snd_soc_dapm_new_controls(dapm, wm8994_lateclk_revd_widgets,
                                                  ARRAY_SIZE(wm8994_lateclk_revd_widgets));
                        snd_soc_dapm_new_controls(dapm, wm8994_adc_revd_widgets,
                                                  ARRAY_SIZE(wm8994_adc_revd_widgets));
                        snd_soc_dapm_new_controls(dapm, wm8994_dac_revd_widgets,
                                                  ARRAY_SIZE(wm8994_dac_revd_widgets));
                } else {
                        snd_soc_dapm_new_controls(dapm, wm8994_lateclk_widgets,
                                                  ARRAY_SIZE(wm8994_lateclk_widgets));
                        snd_soc_dapm_new_controls(dapm, wm8994_adc_widgets,
                                                  ARRAY_SIZE(wm8994_adc_widgets));
                        snd_soc_dapm_new_controls(dapm, wm8994_dac_widgets,
                                                  ARRAY_SIZE(wm8994_dac_widgets));
                }
                break;

        case WM1811:
                snd_soc_add_component_controls(component, wm8958_snd_controls,
                                     ARRAY_SIZE(wm8958_snd_controls));
                snd_soc_dapm_new_controls(dapm, wm8958_dapm_widgets,
                                          ARRAY_SIZE(wm8958_dapm_widgets));
                snd_soc_dapm_new_controls(dapm, wm8994_lateclk_widgets,
                                          ARRAY_SIZE(wm8994_lateclk_widgets));
                snd_soc_dapm_new_controls(dapm, wm8994_adc_widgets,
                                          ARRAY_SIZE(wm8994_adc_widgets));
                snd_soc_dapm_new_controls(dapm, wm8994_dac_widgets,
                                          ARRAY_SIZE(wm8994_dac_widgets));
                break;
        }

        wm_hubs_add_analogue_routes(component, 0, 0);
        ret = wm8994_request_irq(wm8994->wm8994, WM8994_IRQ_DCS_DONE,
                                 wm_hubs_dcs_done, "DC servo done",
                                 &wm8994->hubs);
        if (ret == 0)
                wm8994->hubs.dcs_done_irq = true;
        snd_soc_dapm_add_routes(dapm, intercon, ARRAY_SIZE(intercon));

        switch (control->type) {
        case WM8994:
                snd_soc_dapm_add_routes(dapm, wm8994_intercon,
                                        ARRAY_SIZE(wm8994_intercon));

                if (control->revision < 4) {
                        snd_soc_dapm_add_routes(dapm, wm8994_revd_intercon,
                                                ARRAY_SIZE(wm8994_revd_intercon));
                        snd_soc_dapm_add_routes(dapm, wm8994_lateclk_revd_intercon,
                                                ARRAY_SIZE(wm8994_lateclk_revd_intercon));
                } else {
                        snd_soc_dapm_add_routes(dapm, wm8994_lateclk_intercon,
                                                ARRAY_SIZE(wm8994_lateclk_intercon));
                }
                break;
        case WM8958:
                if (control->revision < 1) {
                        snd_soc_dapm_add_routes(dapm, wm8994_intercon,
                                                ARRAY_SIZE(wm8994_intercon));
                        snd_soc_dapm_add_routes(dapm, wm8994_revd_intercon,
                                                ARRAY_SIZE(wm8994_revd_intercon));
                        snd_soc_dapm_add_routes(dapm, wm8994_lateclk_revd_intercon,
                                                ARRAY_SIZE(wm8994_lateclk_revd_intercon));
                } else {
                        snd_soc_dapm_add_routes(dapm, wm8994_lateclk_intercon,
                                                ARRAY_SIZE(wm8994_lateclk_intercon));
                        snd_soc_dapm_add_routes(dapm, wm8958_intercon,
                                                ARRAY_SIZE(wm8958_intercon));
                }

                wm8958_dsp2_init(component);
                break;
        case WM1811:
                snd_soc_dapm_add_routes(dapm, wm8994_lateclk_intercon,
                                        ARRAY_SIZE(wm8994_lateclk_intercon));
                snd_soc_dapm_add_routes(dapm, wm8958_intercon,
                                        ARRAY_SIZE(wm8958_intercon));
                break;
        }

        return 0;

err_irq:
        if (wm8994->jackdet)
                wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_GPIO(6), wm8994);
        wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_MIC2_SHRT, wm8994);
        wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_MIC2_DET, wm8994);
        wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_MIC1_SHRT, wm8994);
        if (wm8994->micdet_irq)
                free_irq(wm8994->micdet_irq, wm8994);
        for (i = 0; i < ARRAY_SIZE(wm8994->fll_locked); i++)
                wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_FLL1_LOCK + i,
                                &wm8994->fll_locked[i]);
        wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_DCS_DONE,
                        &wm8994->hubs);
        wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_FIFOS_ERR, component);
        wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_TEMP_SHUT, component);
        wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_TEMP_WARN, component);

        return ret;
}

static void wm8994_component_remove(struct snd_soc_component *component)
{
        struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
        struct wm8994 *control = wm8994->wm8994;
        int i;

        for (i = 0; i < ARRAY_SIZE(wm8994->fll_locked); i++)
                wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_FLL1_LOCK + i,
                                &wm8994->fll_locked[i]);

        wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_DCS_DONE,
                        &wm8994->hubs);
        wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_FIFOS_ERR, component);
        wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_TEMP_SHUT, component);
        wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_TEMP_WARN, component);

        if (wm8994->jackdet)
                wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_GPIO(6), wm8994);

        switch (control->type) {
        case WM8994:
                if (wm8994->micdet_irq)
                        free_irq(wm8994->micdet_irq, wm8994);
                wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_MIC2_DET,
                                wm8994);
                wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_MIC1_SHRT,
                                wm8994);
                wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_MIC1_DET,
                                wm8994);
                break;

        case WM1811:
        case WM8958:
                if (wm8994->micdet_irq)
                        free_irq(wm8994->micdet_irq, wm8994);
                break;
        }
        release_firmware(wm8994->mbc);
        release_firmware(wm8994->mbc_vss);
        release_firmware(wm8994->enh_eq);
        kfree(wm8994->retune_mobile_texts);
}

static const struct snd_soc_component_driver soc_component_dev_wm8994 = {
        .probe                  = wm8994_component_probe,
        .remove                 = wm8994_component_remove,
        .suspend                = wm8994_component_suspend,
        .resume                 = wm8994_component_resume,
        .set_bias_level         = wm8994_set_bias_level,
        .idle_bias_on           = 1,
        .use_pmdown_time        = 1,
        .endianness             = 1,
};

static int wm8994_probe(struct platform_device *pdev)
{
        struct wm8994_priv *wm8994;
        int ret;

        wm8994 = devm_kzalloc(&pdev->dev, sizeof(struct wm8994_priv),
                              GFP_KERNEL);
        if (wm8994 == NULL)
                return -ENOMEM;
        platform_set_drvdata(pdev, wm8994);

        mutex_init(&wm8994->fw_lock);

        wm8994->wm8994 = dev_get_drvdata(pdev->dev.parent);

        wm8994->mclk[WM8994_MCLK1].id = "MCLK1";
        wm8994->mclk[WM8994_MCLK2].id = "MCLK2";

        ret = devm_clk_bulk_get_optional(pdev->dev.parent, ARRAY_SIZE(wm8994->mclk),
                                         wm8994->mclk);
        if (ret < 0) {
                dev_err(&pdev->dev, "Failed to get clocks: %d\n", ret);
                return ret;
        }

        pm_runtime_enable(&pdev->dev);
        pm_runtime_idle(&pdev->dev);

        ret = devm_snd_soc_register_component(&pdev->dev, &soc_component_dev_wm8994,
                        wm8994_dai, ARRAY_SIZE(wm8994_dai));
        if (ret < 0)
                pm_runtime_disable(&pdev->dev);

        return ret;
}

static void wm8994_remove(struct platform_device *pdev)
{
        pm_runtime_disable(&pdev->dev);
}

static int wm8994_suspend(struct device *dev)
{
        struct wm8994_priv *wm8994 = dev_get_drvdata(dev);

        /* Drop down to power saving mode when system is suspended */
        if (wm8994->jackdet && !wm8994->active_refcount)
                regmap_update_bits(wm8994->wm8994->regmap, WM8994_ANTIPOP_2,
                                   WM1811_JACKDET_MODE_MASK,
                                   wm8994->jackdet_mode);

        return 0;
}

static int wm8994_resume(struct device *dev)
{
        struct wm8994_priv *wm8994 = dev_get_drvdata(dev);

        if (wm8994->jackdet && wm8994->jackdet_mode)
                regmap_update_bits(wm8994->wm8994->regmap, WM8994_ANTIPOP_2,
                                   WM1811_JACKDET_MODE_MASK,
                                   WM1811_JACKDET_MODE_AUDIO);

        return 0;
}

static const struct dev_pm_ops wm8994_pm_ops = {
        SYSTEM_SLEEP_PM_OPS(wm8994_suspend, wm8994_resume)
};

static struct platform_driver wm8994_codec_driver = {
        .driver = {
                .name = "wm8994-codec",
                .pm = pm_ptr(&wm8994_pm_ops),
        },
        .probe = wm8994_probe,
        .remove = wm8994_remove,
};

module_platform_driver(wm8994_codec_driver);

MODULE_DESCRIPTION("ASoC WM8994 driver");
MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.com>");
MODULE_LICENSE("GPL");
MODULE_ALIAS("platform:wm8994-codec");