[alsa-devel] [PATCH] ASoC: Add max98088 CODEC driver

Peter Hsiang Peter.Hsiang at maxim-ic.com
Thu Sep 23 04:58:48 CEST 2010


This patch adds the MAX98088 CODEC driver.

Signed-off-by: Peter Hsiang <peter.hsiang at maxim-ic.com>
---
 include/sound/max98088.h    |   54 +
 sound/soc/codecs/Kconfig    |    4 +
 sound/soc/codecs/Makefile   |    2 +
 sound/soc/codecs/max98088.c | 2477 +++++++++++++++++++++++++++++++++++++++++++
 sound/soc/codecs/max98088.h |  193 ++++
 5 files changed, 2730 insertions(+), 0 deletions(-)
 create mode 100644 include/sound/max98088.h
 create mode 100644 sound/soc/codecs/max98088.c
 create mode 100644 sound/soc/codecs/max98088.h

diff --git a/include/sound/max98088.h b/include/sound/max98088.h
new file mode 100644
index 0000000..30652be
--- /dev/null
+++ b/include/sound/max98088.h
@@ -0,0 +1,54 @@
+/*
+ * Platform data for MAX98088
+ *
+ * Copyright 2010 Maxim Integrated Products
+ *
+ *  This program is free software; you can redistribute  it and/or modify it
+ *  under  the terms of  the GNU General  Public License as published by the
+ *  Free Software Foundation;  either version 2 of the  License, or (at your
+ *  option) any later version.
+ *
+ */
+
+#ifndef __SOUND_MAX98088_PDATA_H__
+#define __SOUND_MAX98088_PDATA_H__
+
+#define EQ_CFG_MAX 32
+
+/* Equalizer filter response configuration */
+struct max98088_eq_cfg {
+       const char *name;
+       unsigned int rate;
+       u16 band1[5];
+       u16 band2[5];
+       u16 band3[5];
+       u16 band4[5];
+       u16 band5[5];
+};
+
+/* codec platform data */
+struct max98088_pdata {
+
+       /* Equalizers for DAI1 and DAI2 */
+       struct max98088_eq_cfg *eq1_cfg;
+       struct max98088_eq_cfg *eq2_cfg;
+       unsigned int eq1_cfgcnt;
+       unsigned int eq2_cfgcnt;
+
+       /* Receiver output can be configured as power amplifier or LINE out */
+       /* Set receiver_mode to:
+        * 0 = amplifier output, or
+        * 1 = LINE level output
+        */
+       unsigned int receiver_mode:1;
+
+       /* Analog/digital microphone configuration:
+        * 0 = analog microphone input (normal setting)
+        * 1 = digital microphone input
+        */
+       unsigned int digmic_left_mode:1;
+       unsigned int digmic_right_mode:1;
+
+};
+
+#endif
diff --git a/sound/soc/codecs/Kconfig b/sound/soc/codecs/Kconfig
index 4ccc2b7..4e6713c 100644
--- a/sound/soc/codecs/Kconfig
+++ b/sound/soc/codecs/Kconfig
@@ -27,6 +27,7 @@ config SND_SOC_ALL_CODECS
        select SND_SOC_CS4270 if I2C
        select SND_SOC_DA7210 if I2C
        select SND_SOC_JZ4740 if SOC_JZ4740
+       select SND_SOC_MAX98088 if I2C
        select SND_SOC_MAX9877 if I2C
        select SND_SOC_PCM3008
        select SND_SOC_SPDIF
@@ -157,6 +158,9 @@ config SND_SOC_L3
 config SND_SOC_DA7210
         tristate

+config SND_SOC_MAX98088
+       tristate
+
 config SND_SOC_PCM3008
        tristate

diff --git a/sound/soc/codecs/Makefile b/sound/soc/codecs/Makefile
index 23e7e2c..7184611 100644
--- a/sound/soc/codecs/Makefile
+++ b/sound/soc/codecs/Makefile
@@ -15,6 +15,7 @@ snd-soc-cs4270-objs := cs4270.o
 snd-soc-cx20442-objs := cx20442.o
 snd-soc-da7210-objs := da7210.o
 snd-soc-l3-objs := l3.o
+snd-soc-max98088-objs := max98088.o
 snd-soc-pcm3008-objs := pcm3008.o
 snd-soc-spdif-objs := spdif_transciever.o
 snd-soc-ssm2602-objs := ssm2602.o
@@ -88,6 +89,7 @@ obj-$(CONFIG_SND_SOC_CX20442) += snd-soc-cx20442.o
 obj-$(CONFIG_SND_SOC_DA7210)   += snd-soc-da7210.o
 obj-$(CONFIG_SND_SOC_L3)       += snd-soc-l3.o
 obj-$(CONFIG_SND_SOC_JZ4740_CODEC)     += snd-soc-jz4740-codec.o
+obj-$(CONFIG_SND_SOC_MAX98088)  += snd-soc-max98088.o
 obj-$(CONFIG_SND_SOC_PCM3008)  += snd-soc-pcm3008.o
 obj-$(CONFIG_SND_SOC_SPDIF)    += snd-soc-spdif.o
 obj-$(CONFIG_SND_SOC_SSM2602)  += snd-soc-ssm2602.o
diff --git a/sound/soc/codecs/max98088.c b/sound/soc/codecs/max98088.c
new file mode 100644
index 0000000..00319d6
--- /dev/null
+++ b/sound/soc/codecs/max98088.c
@@ -0,0 +1,2477 @@
+/*
+ * max98088.c -- MAX98088 ALSA SoC Audio driver
+ *
+ * Copyright 2010 Maxim Integrated Products
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/module.h>
+#include <linux/moduleparam.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/delay.h>
+#include <linux/pm.h>
+#include <linux/i2c.h>
+#include <linux/platform_device.h>
+#include <sound/core.h>
+#include <sound/pcm.h>
+#include <sound/pcm_params.h>
+#include <sound/soc.h>
+#include <sound/soc-dapm.h>
+#include <sound/initval.h>
+#include <sound/tlv.h>
+#include <linux/slab.h>
+#include <sound/max98088.h>
+#include "max98088.h"
+
+static struct snd_soc_codec *max98088_codec;
+struct snd_soc_codec_device soc_codec_dev_max98088;
+
+/* Configurations associated with each channel of DAI stream */
+struct max98088_cdata {
+       unsigned int rate;
+       unsigned int fmt;
+       int eq_textcnt;
+       const char *eq_texts[EQ_CFG_MAX];
+       int eq_sel;
+       struct soc_enum eq_enum;
+};
+
+/* Codec private data */
+struct max98088_priv {
+       struct snd_soc_codec codec;
+       struct max98088_pdata *pdata;
+       u8 reg_cache[M98088_REG_CNT];
+       unsigned int sysclk;
+       struct max98088_cdata dai[2];
+       u8 power_state;
+       unsigned int ex_mode;
+       unsigned int digmic;
+       unsigned int mic1pre;
+       unsigned int mic2pre;
+       unsigned int extmic_mode;
+};
+
+static const u8 max98088_reg[M98088_REG_CNT] = {
+       0x00, /* 00 IRQ status */
+       0x00, /* 01 MIC status */
+       0x00, /* 02 jack status */
+       0x00, /* 03 battery voltage */
+       0x00, /* 04 */
+       0x00, /* 05 */
+       0x00, /* 06 */
+       0x00, /* 07 */
+       0x00, /* 08 */
+       0x00, /* 09 */
+       0x00, /* 0A */
+       0x00, /* 0B */
+       0x00, /* 0C */
+       0x00, /* 0D */
+       0x00, /* 0E */
+       0x00, /* 0F interrupt enable */
+
+       0x00, /* 10 master clock */
+       0x00, /* 11 DAI1 clock mode */
+       0x00, /* 12 DAI1 clock control */
+       0x00, /* 13 DAI1 clock control */
+       0x00, /* 14 DAI1 format */
+       0x00, /* 15 DAI1 clock */
+       0x00, /* 16 DAI1 config */
+       0x00, /* 17 DAI1 TDM */
+       0x00, /* 18 DAI1 filters */
+       0x00, /* 19 DAI2 clock mode */
+       0x00, /* 1A DAI2 clock control */
+       0x00, /* 1B DAI2 clock control */
+       0x00, /* 1C DAI2 format */
+       0x00, /* 1D DAI2 clock */
+       0x00, /* 1E DAI2 config */
+       0x00, /* 1F DAI2 TDM */
+
+       0x00, /* 20 DAI2 filters */
+       0x00, /* 21 data config */
+       0x00, /* 22 DAC mixer */
+       0x00, /* 23 left ADC mixer */
+       0x00, /* 24 right ADC mixer */
+       0x00, /* 25 left HP mixer */
+       0x00, /* 26 right HP mixer */
+       0x00, /* 27 HP control */
+       0x00, /* 28 left REC mixer */
+       0x00, /* 29 right REC mixer */
+       0x00, /* 2A REC control */
+       0x00, /* 2B left SPK mixer */
+       0x00, /* 2C right SPK mixer */
+       0x00, /* 2D SPK control */
+       0x00, /* 2E sidetone */
+       0x00, /* 2F DAI1 playback level */
+
+       0x00, /* 30 DAI1 playback level */
+       0x00, /* 31 DAI2 playback level */
+       0x00, /* 32 DAI2 playbakc level */
+       0x00, /* 33 left ADC level */
+       0x00, /* 34 right ADC level */
+       0x00, /* 35 MIC1 level */
+       0x00, /* 36 MIC2 level */
+       0x00, /* 37 INA level */
+       0x00, /* 38 INB level */
+       0x00, /* 39 left HP volume */
+       0x00, /* 3A right HP volume */
+       0x00, /* 3B left REC volume */
+       0x00, /* 3C right REC volume */
+       0x00, /* 3D left SPK volume */
+       0x00, /* 3E right SPK volume */
+       0x00, /* 3F MIC config */
+
+       0x00, /* 40 MIC threshold */
+       0x00, /* 41 excursion limiter filter */
+       0x00, /* 42 excursion limiter threshold */
+       0x00, /* 43 ALC */
+       0x00, /* 44 power limiter threshold */
+       0x00, /* 45 power limiter config */
+       0x00, /* 46 distortion limiter config */
+       0x00, /* 47 audio input */
+       0x00, /* 48 microphone */
+       0x00, /* 49 level control */
+       0x00, /* 4A bypass switches */
+       0x00, /* 4B jack detect */
+       0x00, /* 4C input enable */
+       0x00, /* 4D output enable */
+       0xF0, /* 4E bias control */
+       0x00, /* 4F DAC power */
+
+       0x0F, /* 50 DAC power */
+       0x00, /* 51 system */
+       0x00, /* 52 DAI1 EQ1 */
+       0x00, /* 53 DAI1 EQ1 */
+       0x00, /* 54 DAI1 EQ1 */
+       0x00, /* 55 DAI1 EQ1 */
+       0x00, /* 56 DAI1 EQ1 */
+       0x00, /* 57 DAI1 EQ1 */
+       0x00, /* 58 DAI1 EQ1 */
+       0x00, /* 59 DAI1 EQ1 */
+       0x00, /* 5A DAI1 EQ1 */
+       0x00, /* 5B DAI1 EQ1 */
+       0x00, /* 5C DAI1 EQ2 */
+       0x00, /* 5D DAI1 EQ2 */
+       0x00, /* 5E DAI1 EQ2 */
+       0x00, /* 5F DAI1 EQ2 */
+
+       0x00, /* 60 DAI1 EQ2 */
+       0x00, /* 61 DAI1 EQ2 */
+       0x00, /* 62 DAI1 EQ2 */
+       0x00, /* 63 DAI1 EQ2 */
+       0x00, /* 64 DAI1 EQ2 */
+       0x00, /* 65 DAI1 EQ2 */
+       0x00, /* 66 DAI1 EQ3 */
+       0x00, /* 67 DAI1 EQ3 */
+       0x00, /* 68 DAI1 EQ3 */
+       0x00, /* 69 DAI1 EQ3 */
+       0x00, /* 6A DAI1 EQ3 */
+       0x00, /* 6B DAI1 EQ3 */
+       0x00, /* 6C DAI1 EQ3 */
+       0x00, /* 6D DAI1 EQ3 */
+       0x00, /* 6E DAI1 EQ3 */
+       0x00, /* 6F DAI1 EQ3 */
+
+       0x00, /* 70 DAI1 EQ4 */
+       0x00, /* 71 DAI1 EQ4 */
+       0x00, /* 72 DAI1 EQ4 */
+       0x00, /* 73 DAI1 EQ4 */
+       0x00, /* 74 DAI1 EQ4 */
+       0x00, /* 75 DAI1 EQ4 */
+       0x00, /* 76 DAI1 EQ4 */
+       0x00, /* 77 DAI1 EQ4 */
+       0x00, /* 78 DAI1 EQ4 */
+       0x00, /* 79 DAI1 EQ4 */
+       0x00, /* 7A DAI1 EQ5 */
+       0x00, /* 7B DAI1 EQ5 */
+       0x00, /* 7C DAI1 EQ5 */
+       0x00, /* 7D DAI1 EQ5 */
+       0x00, /* 7E DAI1 EQ5 */
+       0x00, /* 7F DAI1 EQ5 */
+
+       0x00, /* 80 DAI1 EQ5 */
+       0x00, /* 81 DAI1 EQ5 */
+       0x00, /* 82 DAI1 EQ5 */
+       0x00, /* 83 DAI1 EQ5 */
+       0x00, /* 84 DAI2 EQ1 */
+       0x00, /* 85 DAI2 EQ1 */
+       0x00, /* 86 DAI2 EQ1 */
+       0x00, /* 87 DAI2 EQ1 */
+       0x00, /* 88 DAI2 EQ1 */
+       0x00, /* 89 DAI2 EQ1 */
+       0x00, /* 8A DAI2 EQ1 */
+       0x00, /* 8B DAI2 EQ1 */
+       0x00, /* 8C DAI2 EQ1 */
+       0x00, /* 8D DAI2 EQ1 */
+       0x00, /* 8E DAI2 EQ2 */
+       0x00, /* 8F DAI2 EQ2 */
+
+       0x00, /* 90 DAI2 EQ2 */
+       0x00, /* 91 DAI2 EQ2 */
+       0x00, /* 92 DAI2 EQ2 */
+       0x00, /* 93 DAI2 EQ2 */
+       0x00, /* 94 DAI2 EQ2 */
+       0x00, /* 95 DAI2 EQ2 */
+       0x00, /* 96 DAI2 EQ2 */
+       0x00, /* 97 DAI2 EQ2 */
+       0x00, /* 98 DAI2 EQ3 */
+       0x00, /* 99 DAI2 EQ3 */
+       0x00, /* 9A DAI2 EQ3 */
+       0x00, /* 9B DAI2 EQ3 */
+       0x00, /* 9C DAI2 EQ3 */
+       0x00, /* 9D DAI2 EQ3 */
+       0x00, /* 9E DAI2 EQ3 */
+       0x00, /* 9F DAI2 EQ3 */
+
+       0x00, /* A0 DAI2 EQ3 */
+       0x00, /* A1 DAI2 EQ3 */
+       0x00, /* A2 DAI2 EQ4 */
+       0x00, /* A3 DAI2 EQ4 */
+       0x00, /* A4 DAI2 EQ4 */
+       0x00, /* A5 DAI2 EQ4 */
+       0x00, /* A6 DAI2 EQ4 */
+       0x00, /* A7 DAI2 EQ4 */
+       0x00, /* A8 DAI2 EQ4 */
+       0x00, /* A9 DAI2 EQ4 */
+       0x00, /* AA DAI2 EQ4 */
+       0x00, /* AB DAI2 EQ4 */
+       0x00, /* AC DAI2 EQ5 */
+       0x00, /* AD DAI2 EQ5 */
+       0x00, /* AE DAI2 EQ5 */
+       0x00, /* AF DAI2 EQ5 */
+
+       0x00, /* B0 DAI2 EQ5 */
+       0x00, /* B1 DAI2 EQ5 */
+       0x00, /* B2 DAI2 EQ5 */
+       0x00, /* B3 DAI2 EQ5 */
+       0x00, /* B4 DAI2 EQ5 */
+       0x00, /* B5 DAI2 EQ5 */
+       0x00, /* B6 DAI1 biquad */
+       0x00, /* B7 DAI1 biquad */
+       0x00, /* B8 DAI1 biquad */
+       0x00, /* B9 DAI1 biquad */
+       0x00, /* BA DAI1 biquad */
+       0x00, /* BB DAI1 biquad */
+       0x00, /* BC DAI1 biquad */
+       0x00, /* BD DAI1 biquad */
+       0x00, /* BE DAI1 biquad */
+       0x00, /* BF DAI1 biquad */
+
+       0x00, /* C0 DAI2 biquad */
+       0x00, /* C1 DAI2 biquad */
+       0x00, /* C2 DAI2 biquad */
+       0x00, /* C3 DAI2 biquad */
+       0x00, /* C4 DAI2 biquad */
+       0x00, /* C5 DAI2 biquad */
+       0x00, /* C6 DAI2 biquad */
+       0x00, /* C7 DAI2 biquad */
+       0x00, /* C8 DAI2 biquad */
+       0x00, /* C9 DAI2 biquad */
+       0x00, /* CA */
+       0x00, /* CB */
+       0x00, /* CC */
+       0x00, /* CD */
+       0x00, /* CE */
+       0x00, /* CF */
+
+       0x00, /* D0 */
+       0x00, /* D1 */
+       0x00, /* D2 */
+       0x00, /* D3 */
+       0x00, /* D4 */
+       0x00, /* D5 */
+       0x00, /* D6 */
+       0x00, /* D7 */
+       0x00, /* D8 */
+       0x00, /* D9 */
+       0x00, /* DA */
+       0x70, /* DB */
+       0x00, /* DC */
+       0x00, /* DD */
+       0x00, /* DE */
+       0x00, /* DF */
+
+       0x00, /* E0 */
+       0x00, /* E1 */
+       0x00, /* E2 */
+       0x00, /* E3 */
+       0x00, /* E4 */
+       0x00, /* E5 */
+       0x00, /* E6 */
+       0x00, /* E7 */
+       0x00, /* E8 */
+       0x00, /* E9 */
+       0x00, /* EA */
+       0x00, /* EB */
+       0x00, /* EC */
+       0x00, /* ED */
+       0x00, /* EE */
+       0x00, /* EF */
+
+       0x00, /* F0 */
+       0x00, /* F1 */
+       0x00, /* F2 */
+       0x00, /* F3 */
+       0x00, /* F4 */
+       0x00, /* F5 */
+       0x00, /* F6 */
+       0x00, /* F7 */
+       0x00, /* F8 */
+       0x00, /* F9 */
+       0x00, /* FA */
+       0x00, /* FB */
+       0x00, /* FC */
+       0x00, /* FD */
+       0x00, /* FE */
+       0x00, /* FF */
+};
+
+static struct {
+       int readable;
+       int writable;
+       int vol;
+} max98088_access[M98088_REG_CNT] = {
+       { 0xFF, 0xFF, 1 }, /* 00 IRQ status */
+       { 0xFF, 0x00, 1 }, /* 01 MIC status */
+       { 0xFF, 0x00, 1 }, /* 02 jack status */
+       { 0x1F, 0x1F, 1 }, /* 03 battery voltage */
+       { 0xFF, 0xFF, 0 }, /* 04 */
+       { 0xFF, 0xFF, 0 }, /* 05 */
+       { 0xFF, 0xFF, 0 }, /* 06 */
+       { 0xFF, 0xFF, 0 }, /* 07 */
+       { 0xFF, 0xFF, 0 }, /* 08 */
+       { 0xFF, 0xFF, 0 }, /* 09 */
+       { 0xFF, 0xFF, 0 }, /* 0A */
+       { 0xFF, 0xFF, 0 }, /* 0B */
+       { 0xFF, 0xFF, 0 }, /* 0C */
+       { 0xFF, 0xFF, 0 }, /* 0D */
+       { 0xFF, 0xFF, 0 }, /* 0E */
+       { 0xFF, 0xFF, 0 }, /* 0F interrupt enable */
+
+       { 0xFF, 0xFF, 0 }, /* 10 master clock */
+       { 0xFF, 0xFF, 0 }, /* 11 DAI1 clock mode */
+       { 0xFF, 0xFF, 0 }, /* 12 DAI1 clock control */
+       { 0xFF, 0xFF, 0 }, /* 13 DAI1 clock control */
+       { 0xFF, 0xFF, 0 }, /* 14 DAI1 format */
+       { 0xFF, 0xFF, 0 }, /* 15 DAI1 clock */
+       { 0xFF, 0xFF, 0 }, /* 16 DAI1 config */
+       { 0xFF, 0xFF, 0 }, /* 17 DAI1 TDM */
+       { 0xFF, 0xFF, 0 }, /* 18 DAI1 filters */
+       { 0xFF, 0xFF, 0 }, /* 19 DAI2 clock mode */
+       { 0xFF, 0xFF, 0 }, /* 1A DAI2 clock control */
+       { 0xFF, 0xFF, 0 }, /* 1B DAI2 clock control */
+       { 0xFF, 0xFF, 0 }, /* 1C DAI2 format */
+       { 0xFF, 0xFF, 0 }, /* 1D DAI2 clock */
+       { 0xFF, 0xFF, 0 }, /* 1E DAI2 config */
+       { 0xFF, 0xFF, 0 }, /* 1F DAI2 TDM */
+
+       { 0xFF, 0xFF, 0 }, /* 20 DAI2 filters */
+       { 0xFF, 0xFF, 0 }, /* 21 data config */
+       { 0xFF, 0xFF, 0 }, /* 22 DAC mixer */
+       { 0xFF, 0xFF, 0 }, /* 23 left ADC mixer */
+       { 0xFF, 0xFF, 0 }, /* 24 right ADC mixer */
+       { 0xFF, 0xFF, 0 }, /* 25 left HP mixer */
+       { 0xFF, 0xFF, 0 }, /* 26 right HP mixer */
+       { 0xFF, 0xFF, 0 }, /* 27 HP control */
+       { 0xFF, 0xFF, 0 }, /* 28 left REC mixer */
+       { 0xFF, 0xFF, 0 }, /* 29 right REC mixer */
+       { 0xFF, 0xFF, 0 }, /* 2A REC control */
+       { 0xFF, 0xFF, 0 }, /* 2B left SPK mixer */
+       { 0xFF, 0xFF, 0 }, /* 2C right SPK mixer */
+       { 0xFF, 0xFF, 0 }, /* 2D SPK control */
+       { 0xFF, 0xFF, 0 }, /* 2E sidetone */
+       { 0xFF, 0xFF, 0 }, /* 2F DAI1 playback level */
+
+       { 0xFF, 0xFF, 0 }, /* 30 DAI1 playback level */
+       { 0xFF, 0xFF, 0 }, /* 31 DAI2 playback level */
+       { 0xFF, 0xFF, 0 }, /* 32 DAI2 playbakc level */
+       { 0xFF, 0xFF, 0 }, /* 33 left ADC level */
+       { 0xFF, 0xFF, 0 }, /* 34 right ADC level */
+       { 0xFF, 0xFF, 0 }, /* 35 MIC1 level */
+       { 0xFF, 0xFF, 0 }, /* 36 MIC2 level */
+       { 0xFF, 0xFF, 0 }, /* 37 INA level */
+       { 0xFF, 0xFF, 0 }, /* 38 INB level */
+       { 0xFF, 0xFF, 0 }, /* 39 left HP volume */
+       { 0xFF, 0xFF, 0 }, /* 3A right HP volume */
+       { 0xFF, 0xFF, 0 }, /* 3B left REC volume */
+       { 0xFF, 0xFF, 0 }, /* 3C right REC volume */
+       { 0xFF, 0xFF, 0 }, /* 3D left SPK volume */
+       { 0xFF, 0xFF, 0 }, /* 3E right SPK volume */
+       { 0xFF, 0xFF, 0 }, /* 3F MIC config */
+
+       { 0xFF, 0xFF, 0 }, /* 40 MIC threshold */
+       { 0xFF, 0xFF, 0 }, /* 41 excursion limiter filter */
+       { 0xFF, 0xFF, 0 }, /* 42 excursion limiter threshold */
+       { 0xFF, 0xFF, 0 }, /* 43 ALC */
+       { 0xFF, 0xFF, 0 }, /* 44 power limiter threshold */
+       { 0xFF, 0xFF, 0 }, /* 45 power limiter config */
+       { 0xFF, 0xFF, 0 }, /* 46 distortion limiter config */
+       { 0xFF, 0xFF, 0 }, /* 47 audio input */
+       { 0xFF, 0xFF, 0 }, /* 48 microphone */
+       { 0xFF, 0xFF, 0 }, /* 49 level control */
+       { 0xFF, 0xFF, 0 }, /* 4A bypass switches */
+       { 0xFF, 0xFF, 0 }, /* 4B jack detect */
+       { 0xFF, 0xFF, 0 }, /* 4C input enable */
+       { 0xFF, 0xFF, 0 }, /* 4D output enable */
+       { 0xFF, 0xFF, 0 }, /* 4E bias control */
+       { 0xFF, 0xFF, 0 }, /* 4F DAC power */
+
+       { 0xFF, 0xFF, 0 }, /* 50 DAC power */
+       { 0xFF, 0xFF, 0 }, /* 51 system */
+       { 0xFF, 0xFF, 0 }, /* 52 DAI1 EQ1 */
+       { 0xFF, 0xFF, 0 }, /* 53 DAI1 EQ1 */
+       { 0xFF, 0xFF, 0 }, /* 54 DAI1 EQ1 */
+       { 0xFF, 0xFF, 0 }, /* 55 DAI1 EQ1 */
+       { 0xFF, 0xFF, 0 }, /* 56 DAI1 EQ1 */
+       { 0xFF, 0xFF, 0 }, /* 57 DAI1 EQ1 */
+       { 0xFF, 0xFF, 0 }, /* 58 DAI1 EQ1 */
+       { 0xFF, 0xFF, 0 }, /* 59 DAI1 EQ1 */
+       { 0xFF, 0xFF, 0 }, /* 5A DAI1 EQ1 */
+       { 0xFF, 0xFF, 0 }, /* 5B DAI1 EQ1 */
+       { 0xFF, 0xFF, 0 }, /* 5C DAI1 EQ2 */
+       { 0xFF, 0xFF, 0 }, /* 5D DAI1 EQ2 */
+       { 0xFF, 0xFF, 0 }, /* 5E DAI1 EQ2 */
+       { 0xFF, 0xFF, 0 }, /* 5F DAI1 EQ2 */
+
+       { 0xFF, 0xFF, 0 }, /* 60 DAI1 EQ2 */
+       { 0xFF, 0xFF, 0 }, /* 61 DAI1 EQ2 */
+       { 0xFF, 0xFF, 0 }, /* 62 DAI1 EQ2 */
+       { 0xFF, 0xFF, 0 }, /* 63 DAI1 EQ2 */
+       { 0xFF, 0xFF, 0 }, /* 64 DAI1 EQ2 */
+       { 0xFF, 0xFF, 0 }, /* 65 DAI1 EQ2 */
+       { 0xFF, 0xFF, 0 }, /* 66 DAI1 EQ3 */
+       { 0xFF, 0xFF, 0 }, /* 67 DAI1 EQ3 */
+       { 0xFF, 0xFF, 0 }, /* 68 DAI1 EQ3 */
+       { 0xFF, 0xFF, 0 }, /* 69 DAI1 EQ3 */
+       { 0xFF, 0xFF, 0 }, /* 6A DAI1 EQ3 */
+       { 0xFF, 0xFF, 0 }, /* 6B DAI1 EQ3 */
+       { 0xFF, 0xFF, 0 }, /* 6C DAI1 EQ3 */
+       { 0xFF, 0xFF, 0 }, /* 6D DAI1 EQ3 */
+       { 0xFF, 0xFF, 0 }, /* 6E DAI1 EQ3 */
+       { 0xFF, 0xFF, 0 }, /* 6F DAI1 EQ3 */
+
+       { 0xFF, 0xFF, 0 }, /* 70 DAI1 EQ4 */
+       { 0xFF, 0xFF, 0 }, /* 71 DAI1 EQ4 */
+       { 0xFF, 0xFF, 0 }, /* 72 DAI1 EQ4 */
+       { 0xFF, 0xFF, 0 }, /* 73 DAI1 EQ4 */
+       { 0xFF, 0xFF, 0 }, /* 74 DAI1 EQ4 */
+       { 0xFF, 0xFF, 0 }, /* 75 DAI1 EQ4 */
+       { 0xFF, 0xFF, 0 }, /* 76 DAI1 EQ4 */
+       { 0xFF, 0xFF, 0 }, /* 77 DAI1 EQ4 */
+       { 0xFF, 0xFF, 0 }, /* 78 DAI1 EQ4 */
+       { 0xFF, 0xFF, 0 }, /* 79 DAI1 EQ4 */
+       { 0xFF, 0xFF, 0 }, /* 7A DAI1 EQ5 */
+       { 0xFF, 0xFF, 0 }, /* 7B DAI1 EQ5 */
+       { 0xFF, 0xFF, 0 }, /* 7C DAI1 EQ5 */
+       { 0xFF, 0xFF, 0 }, /* 7D DAI1 EQ5 */
+       { 0xFF, 0xFF, 0 }, /* 7E DAI1 EQ5 */
+       { 0xFF, 0xFF, 0 }, /* 7F DAI1 EQ5 */
+
+       { 0xFF, 0xFF, 0 }, /* 80 DAI1 EQ5 */
+       { 0xFF, 0xFF, 0 }, /* 81 DAI1 EQ5 */
+       { 0xFF, 0xFF, 0 }, /* 82 DAI1 EQ5 */
+       { 0xFF, 0xFF, 0 }, /* 83 DAI1 EQ5 */
+       { 0xFF, 0xFF, 0 }, /* 84 DAI2 EQ1 */
+       { 0xFF, 0xFF, 0 }, /* 85 DAI2 EQ1 */
+       { 0xFF, 0xFF, 0 }, /* 86 DAI2 EQ1 */
+       { 0xFF, 0xFF, 0 }, /* 87 DAI2 EQ1 */
+       { 0xFF, 0xFF, 0 }, /* 88 DAI2 EQ1 */
+       { 0xFF, 0xFF, 0 }, /* 89 DAI2 EQ1 */
+       { 0xFF, 0xFF, 0 }, /* 8A DAI2 EQ1 */
+       { 0xFF, 0xFF, 0 }, /* 8B DAI2 EQ1 */
+       { 0xFF, 0xFF, 0 }, /* 8C DAI2 EQ1 */
+       { 0xFF, 0xFF, 0 }, /* 8D DAI2 EQ1 */
+       { 0xFF, 0xFF, 0 }, /* 8E DAI2 EQ2 */
+       { 0xFF, 0xFF, 0 }, /* 8F DAI2 EQ2 */
+
+       { 0xFF, 0xFF, 0 }, /* 90 DAI2 EQ2 */
+       { 0xFF, 0xFF, 0 }, /* 91 DAI2 EQ2 */
+       { 0xFF, 0xFF, 0 }, /* 92 DAI2 EQ2 */
+       { 0xFF, 0xFF, 0 }, /* 93 DAI2 EQ2 */
+       { 0xFF, 0xFF, 0 }, /* 94 DAI2 EQ2 */
+       { 0xFF, 0xFF, 0 }, /* 95 DAI2 EQ2 */
+       { 0xFF, 0xFF, 0 }, /* 96 DAI2 EQ2 */
+       { 0xFF, 0xFF, 0 }, /* 97 DAI2 EQ2 */
+       { 0xFF, 0xFF, 0 }, /* 98 DAI2 EQ3 */
+       { 0xFF, 0xFF, 0 }, /* 99 DAI2 EQ3 */
+       { 0xFF, 0xFF, 0 }, /* 9A DAI2 EQ3 */
+       { 0xFF, 0xFF, 0 }, /* 9B DAI2 EQ3 */
+       { 0xFF, 0xFF, 0 }, /* 9C DAI2 EQ3 */
+       { 0xFF, 0xFF, 0 }, /* 9D DAI2 EQ3 */
+       { 0xFF, 0xFF, 0 }, /* 9E DAI2 EQ3 */
+       { 0xFF, 0xFF, 0 }, /* 9F DAI2 EQ3 */
+
+       { 0xFF, 0xFF, 0 }, /* A0 DAI2 EQ3 */
+       { 0xFF, 0xFF, 0 }, /* A1 DAI2 EQ3 */
+       { 0xFF, 0xFF, 0 }, /* A2 DAI2 EQ4 */
+       { 0xFF, 0xFF, 0 }, /* A3 DAI2 EQ4 */
+       { 0xFF, 0xFF, 0 }, /* A4 DAI2 EQ4 */
+       { 0xFF, 0xFF, 0 }, /* A5 DAI2 EQ4 */
+       { 0xFF, 0xFF, 0 }, /* A6 DAI2 EQ4 */
+       { 0xFF, 0xFF, 0 }, /* A7 DAI2 EQ4 */
+       { 0xFF, 0xFF, 0 }, /* A8 DAI2 EQ4 */
+       { 0xFF, 0xFF, 0 }, /* A9 DAI2 EQ4 */
+       { 0xFF, 0xFF, 0 }, /* AA DAI2 EQ4 */
+       { 0xFF, 0xFF, 0 }, /* AB DAI2 EQ4 */
+       { 0xFF, 0xFF, 0 }, /* AC DAI2 EQ5 */
+       { 0xFF, 0xFF, 0 }, /* AD DAI2 EQ5 */
+       { 0xFF, 0xFF, 0 }, /* AE DAI2 EQ5 */
+       { 0xFF, 0xFF, 0 }, /* AF DAI2 EQ5 */
+
+       { 0xFF, 0xFF, 0 }, /* B0 DAI2 EQ5 */
+       { 0xFF, 0xFF, 0 }, /* B1 DAI2 EQ5 */
+       { 0xFF, 0xFF, 0 }, /* B2 DAI2 EQ5 */
+       { 0xFF, 0xFF, 0 }, /* B3 DAI2 EQ5 */
+       { 0xFF, 0xFF, 0 }, /* B4 DAI2 EQ5 */
+       { 0xFF, 0xFF, 0 }, /* B5 DAI2 EQ5 */
+       { 0xFF, 0xFF, 0 }, /* B6 DAI1 biquad */
+       { 0xFF, 0xFF, 0 }, /* B7 DAI1 biquad */
+       { 0xFF, 0xFF, 0 }, /* B8 DAI1 biquad */
+       { 0xFF, 0xFF, 0 }, /* B9 DAI1 biquad */
+       { 0xFF, 0xFF, 0 }, /* BA DAI1 biquad */
+       { 0xFF, 0xFF, 0 }, /* BB DAI1 biquad */
+       { 0xFF, 0xFF, 0 }, /* BC DAI1 biquad */
+       { 0xFF, 0xFF, 0 }, /* BD DAI1 biquad */
+       { 0xFF, 0xFF, 0 }, /* BE DAI1 biquad */
+       { 0xFF, 0xFF, 0 }, /* BF DAI1 biquad */
+
+       { 0xFF, 0xFF, 0 }, /* C0 DAI2 biquad */
+       { 0xFF, 0xFF, 0 }, /* C1 DAI2 biquad */
+       { 0xFF, 0xFF, 0 }, /* C2 DAI2 biquad */
+       { 0xFF, 0xFF, 0 }, /* C3 DAI2 biquad */
+       { 0xFF, 0xFF, 0 }, /* C4 DAI2 biquad */
+       { 0xFF, 0xFF, 0 }, /* C5 DAI2 biquad */
+       { 0xFF, 0xFF, 0 }, /* C6 DAI2 biquad */
+       { 0xFF, 0xFF, 0 }, /* C7 DAI2 biquad */
+       { 0xFF, 0xFF, 0 }, /* C8 DAI2 biquad */
+       { 0xFF, 0xFF, 0 }, /* C9 DAI2 biquad */
+       { 0x00, 0x00, 0 }, /* CA */
+       { 0x00, 0x00, 0 }, /* CB */
+       { 0x00, 0x00, 0 }, /* CC */
+       { 0x00, 0x00, 0 }, /* CD */
+       { 0x00, 0x00, 0 }, /* CE */
+       { 0x00, 0x00, 0 }, /* CF */
+
+       { 0x00, 0x00, 0 }, /* D0 */
+       { 0x00, 0x00, 0 }, /* D1 */
+       { 0x00, 0x00, 0 }, /* D2 */
+       { 0x00, 0x00, 0 }, /* D3 */
+       { 0x00, 0x00, 0 }, /* D4 */
+       { 0x00, 0x00, 0 }, /* D5 */
+       { 0x00, 0x00, 0 }, /* D6 */
+       { 0x00, 0x00, 0 }, /* D7 */
+       { 0x00, 0x00, 0 }, /* D8 */
+       { 0x00, 0x00, 0 }, /* D9 */
+       { 0x00, 0x00, 0 }, /* DA */
+       { 0x00, 0x00, 0 }, /* DB */
+       { 0x00, 0x00, 0 }, /* DC */
+       { 0x00, 0x00, 0 }, /* DD */
+       { 0x00, 0x00, 0 }, /* DE */
+       { 0x00, 0x00, 0 }, /* DF */
+
+       { 0x00, 0x00, 0 }, /* E0 */
+       { 0x00, 0x00, 0 }, /* E1 */
+       { 0x00, 0x00, 0 }, /* E2 */
+       { 0x00, 0x00, 0 }, /* E3 */
+       { 0x00, 0x00, 0 }, /* E4 */
+       { 0x00, 0x00, 0 }, /* E5 */
+       { 0x00, 0x00, 0 }, /* E6 */
+       { 0x00, 0x00, 0 }, /* E7 */
+       { 0x00, 0x00, 0 }, /* E8 */
+       { 0x00, 0x00, 0 }, /* E9 */
+       { 0x00, 0x00, 0 }, /* EA */
+       { 0x00, 0x00, 0 }, /* EB */
+       { 0x00, 0x00, 0 }, /* EC */
+       { 0x00, 0x00, 0 }, /* ED */
+       { 0x00, 0x00, 0 }, /* EE */
+       { 0x00, 0x00, 0 }, /* EF */
+
+       { 0x00, 0x00, 0 }, /* F0 */
+       { 0x00, 0x00, 0 }, /* F1 */
+       { 0x00, 0x00, 0 }, /* F2 */
+       { 0x00, 0x00, 0 }, /* F3 */
+       { 0x00, 0x00, 0 }, /* F4 */
+       { 0x00, 0x00, 0 }, /* F5 */
+       { 0x00, 0x00, 0 }, /* F6 */
+       { 0x00, 0x00, 0 }, /* F7 */
+       { 0x00, 0x00, 0 }, /* F8 */
+       { 0x00, 0x00, 0 }, /* F9 */
+       { 0x00, 0x00, 0 }, /* FA */
+       { 0x00, 0x00, 0 }, /* FB */
+       { 0x00, 0x00, 0 }, /* FC */
+       { 0x00, 0x00, 0 }, /* FD */
+       { 0x00, 0x00, 0 }, /* FE */
+       { 0xFF, 0x00, 1 }, /* FF */
+};
+
+static int max98088_volatile_register(unsigned int reg)
+{
+       return max98088_access[reg].vol;
+}
+
+static int max98088_hw_write(struct snd_soc_codec *codec, unsigned int reg,
+                            unsigned int value)
+{
+       u8 data[2];
+
+       data[0] = reg;
+       data[1] = value;
+       if (codec->hw_write(codec->control_data, data, 2) == 2)
+               return 0;
+       else
+               return -EIO;
+}
+
+/*
+ * For kernels compiled without unsigned long long int division
+ */
+unsigned long long int ulldiv(unsigned long long int dividend,
+                             unsigned long long int divisor)
+{
+       unsigned long long int quotient = 0;
+       int shift = 1;
+
+       BUG_ON(divisor == 0);
+
+       /* Result is 1.0 if divisor and dividend are equal */
+       if (divisor == dividend)
+               return 1;
+
+       /* Normalize divisor */
+       while (!(divisor & 0x8000000000000000ULL)) {
+               divisor <<= 1;
+               ++shift;
+       }
+
+       /* Shift and subtract */
+       while (shift--) {
+               quotient <<= 1;
+
+               if (divisor <= dividend) {
+                       dividend -= divisor;
+                       ++quotient;
+               }
+               divisor >>= 1;
+       }
+
+       /* Round up */
+       if (dividend > divisor)
+               ++quotient;
+
+       return quotient;
+}
+
+#define INA1_PGA_BIT 0x01
+#define INA2_PGA_BIT 0x02
+#define INB1_PGA_BIT 0x04
+#define INB2_PGA_BIT 0x08
+/*
+ * The INx1 and INx2 PGAs share a power control signal.
+ * This function OR's the two power events to keep an unpowered INx
+ * from turning off it's counterpart.
+ * The control names are used to identify the PGA.
+ */
+static int max98088_pga_event(struct snd_soc_dapm_widget *w,
+                             struct snd_kcontrol *k, int event)
+{
+       struct snd_soc_codec *codec = w->codec;
+       struct max98088_priv *max98088 = codec->private_data;
+       u8 *state = &max98088->power_state;
+       unsigned int val;
+       unsigned int pga;
+       unsigned int mask;
+
+       BUG_ON(w->reg != M98088_REG_4C_PWR_EN_IN);
+
+       if (strncmp(w->name, "INA1", 4) == 0) {
+               pga = INA1_PGA_BIT;
+               mask = INA1_PGA_BIT | INA2_PGA_BIT;
+       } else if (strncmp(w->name, "INA2", 4) == 0) {
+               pga = INA2_PGA_BIT;
+               mask = INA1_PGA_BIT | INA2_PGA_BIT;
+       } else if (strncmp(w->name, "INB1", 4) == 0) {
+               pga = INB1_PGA_BIT;
+               mask = INB1_PGA_BIT | INB2_PGA_BIT;
+       } else if (strncmp(w->name, "INB2", 4) == 0) {
+               pga = INB2_PGA_BIT;
+               mask = INB1_PGA_BIT | INB2_PGA_BIT;
+       } else {
+               return -EINVAL;
+       }
+
+       if (event == SND_SOC_DAPM_POST_PMU) {
+               /* ON */
+               *state |= pga;
+
+               /* Turn on, avoiding unnecessary writes */
+               val = snd_soc_read(codec, w->reg);
+               if (!(val & (1 << w->shift))) {
+                       val |= (1 << w->shift);
+                       snd_soc_write(codec, w->reg, val);
+               }
+       } else if (event == SND_SOC_DAPM_POST_PMD) {
+               /* OFF */
+               *state &= ~pga;
+
+               /* Turn off if both are off, avoiding unnecessary writes */
+               if (!(*state & mask)) {
+                       val = snd_soc_read(codec, w->reg);
+                       if (val & (1 << w->shift)) {
+                               val &= ~(1 << w->shift);
+                               snd_soc_write(codec, w->reg, val);
+                       }
+               }
+       } else {
+               return -EINVAL;
+       }
+
+       return 0;
+}
+
+/*
+ * Load equalizer DSP coefficient configurations registers
+ */
+void m98088_eq_band(struct snd_soc_codec *codec, unsigned int dai,
+                   unsigned int band, u16 *coefs)
+{
+       unsigned int eq_reg;
+       unsigned int i;
+
+       BUG_ON(band > 4);
+       BUG_ON(dai > 1);
+
+       /* Load the base register address */
+       eq_reg = dai ? M98088_REG_84_DAI2_EQ_BASE : M98088_REG_52_DAI1_EQ_BASE;
+
+       /* Add the band address offset, note adjustment for word address */
+       eq_reg += band * (M98088_COEFS_PER_BAND << 1);
+
+       /* Step through the registers and coefs */
+       for (i = 0; i < M98088_COEFS_PER_BAND; i++) {
+               snd_soc_write(codec, eq_reg++, M98088_BYTE1(coefs[i]));
+               snd_soc_write(codec, eq_reg++, M98088_BYTE0(coefs[i]));
+       }
+
+       return;
+}
+
+/*
+ * Excursion limiter modes
+ */
+static const char *max98088_ex_mode[] = {
+       "Off",
+       "100Hz",
+       "400Hz",
+       "600Hz",
+       "800Hz",
+       "1000Hz",
+       "200-400Hz",
+       "400-600Hz",
+       "400-800Hz",
+};
+
+static const unsigned int ex_mode_table[] = {
+       0x00,           /* disabled */
+       (0<<4)|3,       /* 100Hz */
+       (1<<4)|0,       /* 400Hz */
+       (2<<4)|0,       /* 600Hz */
+       (3<<4)|0,       /* 800Hz */
+       (4<<4)|0,       /* 1000Hz */
+       (1<<4)|1,       /* 200-400Hz */
+       (2<<4)|2,       /* 400-600Hz */
+       (3<<4)|2,       /* 400-800Hz */
+};
+
+static const struct soc_enum max98088_ex_mode_enum[] = {
+       SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(max98088_ex_mode), max98088_ex_mode),
+};
+
+static int max98088_ex_mode_set(struct snd_kcontrol *kcontrol,
+                               struct snd_ctl_elem_value *ucontrol)
+{
+       struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+       struct max98088_priv *max98088 = codec->private_data;
+       unsigned int *mode = &max98088->ex_mode;
+       int sel = ucontrol->value.integer.value[0];
+
+       if (sel >= ARRAY_SIZE(ex_mode_table))
+               return -EINVAL;
+
+       *mode = ucontrol->value.integer.value[0];
+       snd_soc_write(codec, M98088_REG_41_SPKDHP,
+               ex_mode_table[*mode]);
+
+       return 0;
+}
+
+static int max98088_ex_mode_get(struct snd_kcontrol *kcontrol,
+                               struct snd_ctl_elem_value *ucontrol)
+{
+       struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+       struct max98088_priv *max98088 = codec->private_data;
+       unsigned int *mode = &max98088->ex_mode;
+
+       ucontrol->value.integer.value[0] = *mode;
+       return 0;
+}
+
+static const char *max98088_ex_thresh[] = { /* volts PP */
+       "0.6", "1.2", "1.8", "2.4", "3.0", "3.6", "4.2", "4.8"};
+static const struct soc_enum max98088_ex_thresh_enum[] = {
+       SOC_ENUM_SINGLE(M98088_REG_42_SPKDHP_THRESH, 0, 8,
+               max98088_ex_thresh),
+};
+
+static const char *max98088_fltr_mode[] = {"Voice", "Music" };
+static const struct soc_enum max98088_filter_mode_enum[] = {
+       SOC_ENUM_SINGLE(M98088_REG_18_DAI1_FILTERS, 7, 2, max98088_fltr_mode),
+};
+
+static const char *max98088_dai1_fltr[] = {
+       "Off", "fc=258/fs=16k", "fc=500/fs=16k",
+       "fc=258/fs=8k", "fc=500/fs=8k", "fc=200"};
+static const struct soc_enum max98088_dai1_dac_filter_enum[] = {
+       SOC_ENUM_SINGLE(M98088_REG_18_DAI1_FILTERS, 0, 6, max98088_dai1_fltr),
+};
+static const struct soc_enum max98088_dai1_adc_filter_enum[] = {
+       SOC_ENUM_SINGLE(M98088_REG_18_DAI1_FILTERS, 4, 6, max98088_dai1_fltr),
+};
+
+static const char *max98088_micpre[] = {
+       "0dB",
+       "20dB",
+       "30dB",
+};
+
+static const struct soc_enum max98088_micpre_enum[] = {
+       SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(max98088_micpre), max98088_micpre),
+};
+
+static const char *max98088_extmic[] = {
+       "Off",
+       "MIC1",
+       "MIC2",
+};
+
+static const struct soc_enum max98088_extmic_enum[] = {
+       SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(max98088_extmic), max98088_extmic),
+};
+
+static int max98088_mic1pre_set(struct snd_kcontrol *kcontrol,
+                               struct snd_ctl_elem_value *ucontrol)
+{
+       struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+       struct max98088_priv *max98088 = codec->private_data;
+       unsigned int *mode = &max98088->mic1pre;
+       int sel = ucontrol->value.integer.value[0];
+
+       if (sel >= ARRAY_SIZE(max98088_micpre))
+               return -EINVAL;
+
+       *mode = ucontrol->value.integer.value[0];
+       return 0;
+}
+
+static int max98088_mic1pre_get(struct snd_kcontrol *kcontrol,
+                               struct snd_ctl_elem_value *ucontrol)
+{
+       struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+       struct max98088_priv *max98088 = codec->private_data;
+       unsigned int *mode = &max98088->mic1pre;
+
+       ucontrol->value.integer.value[0] = *mode;
+       return 0;
+}
+
+static int max98088_mic2pre_set(struct snd_kcontrol *kcontrol,
+                               struct snd_ctl_elem_value *ucontrol)
+{
+       struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+       struct max98088_priv *max98088 = codec->private_data;
+       unsigned int *mode = &max98088->mic2pre;
+       int sel = ucontrol->value.integer.value[0];
+
+       if (sel >= ARRAY_SIZE(max98088_micpre))
+               return -EINVAL;
+
+       *mode = ucontrol->value.integer.value[0];
+       return 0;
+}
+
+static int max98088_mic2pre_get(struct snd_kcontrol *kcontrol,
+                               struct snd_ctl_elem_value *ucontrol)
+{
+       struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+       struct max98088_priv *max98088 = codec->private_data;
+       unsigned int *mode = &max98088->mic2pre;
+
+       ucontrol->value.integer.value[0] = *mode;
+       return 0;
+}
+
+static int max98088_extmic_set(struct snd_kcontrol *kcontrol,
+                               struct snd_ctl_elem_value *ucontrol)
+{
+       struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+       struct max98088_priv *max98088 = codec->private_data;
+       unsigned int *mode = &max98088->extmic_mode;
+       int sel = ucontrol->value.integer.value[0];
+
+       if (sel >= ARRAY_SIZE(max98088_extmic))
+               return -EINVAL;
+
+       *mode = sel;
+       snd_soc_update_bits(codec, M98088_REG_48_CFG_MIC,
+               M98088_EXTMIC_MASK, sel);
+
+       return 0;
+}
+
+static int max98088_extmic_get(struct snd_kcontrol *kcontrol,
+                               struct snd_ctl_elem_value *ucontrol)
+{
+       struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+       struct max98088_priv *max98088 = codec->private_data;
+       unsigned int *mode = &max98088->extmic_mode;
+
+       ucontrol->value.integer.value[0] = *mode;
+       return 0;
+}
+
+static const struct snd_kcontrol_new max98088_snd_controls[] = {
+
+       /* Analog outputs */
+
+       SOC_DOUBLE_R("Headphone Volume", M98088_REG_39_LVL_HP_L,
+               M98088_REG_3A_LVL_HP_R, 0, 31, 0),
+       SOC_DOUBLE_R("Speaker Volume", M98088_REG_3D_LVL_SPK_L,
+               M98088_REG_3E_LVL_SPK_R, 0, 31, 0),
+       SOC_DOUBLE_R("Receiver Volume", M98088_REG_3B_LVL_REC_L,
+               M98088_REG_3C_LVL_REC_R, 0, 31, 0),
+
+       SOC_DOUBLE_R("Headphone Switch", M98088_REG_39_LVL_HP_L,
+               M98088_REG_3A_LVL_HP_R, 7, 1, 1),
+       SOC_DOUBLE_R("Speaker Switch", M98088_REG_3D_LVL_SPK_L,
+               M98088_REG_3E_LVL_SPK_R, 7, 1, 1),
+       SOC_DOUBLE_R("Receiver Switch", M98088_REG_3B_LVL_REC_L,
+               M98088_REG_3C_LVL_REC_R, 7, 1, 1),
+
+       /* Analog inputs */
+
+       SOC_SINGLE("MIC1 Volume", M98088_REG_35_LVL_MIC1, 0, 31, 1),
+       SOC_SINGLE("MIC2 Volume", M98088_REG_36_LVL_MIC2, 0, 31, 1),
+
+       SOC_ENUM_EXT("MIC1 Boost Volume", max98088_micpre_enum,
+               max98088_mic1pre_get, max98088_mic1pre_set),
+
+       SOC_ENUM_EXT("MIC2 Boost Volume", max98088_micpre_enum,
+               max98088_mic2pre_get, max98088_mic2pre_set),
+
+       SOC_ENUM_EXT("Ext MIC Switch", max98088_extmic_enum,
+               max98088_extmic_get, max98088_extmic_set),
+
+       SOC_SINGLE("INA Volume", M98088_REG_37_LVL_INA, 0, 7, 1),
+       SOC_SINGLE("INB Volume", M98088_REG_38_LVL_INB, 0, 7, 1),
+
+       /* ADC input digital gains and volume controls */
+
+       SOC_SINGLE("ADCL Volume", M98088_REG_33_LVL_ADC_L, 0, 15, 0),
+       SOC_SINGLE("ADCR Volume", M98088_REG_34_LVL_ADC_R, 0, 15, 0),
+
+       SOC_SINGLE("ADCL Boost Volume", M98088_REG_33_LVL_ADC_L, 4, 3, 0),
+       SOC_SINGLE("ADCR Boost Volume", M98088_REG_34_LVL_ADC_R, 4, 3, 0),
+
+       /* Equalizer */
+
+       SOC_SINGLE("EQ1 Switch", M98088_REG_49_CFG_LEVEL, 0, 1, 0),
+       SOC_SINGLE("EQ2 Switch", M98088_REG_49_CFG_LEVEL, 1, 1, 0),
+
+       /* Excursion limiter */
+
+       SOC_ENUM_EXT("EX Limiter Mode", max98088_ex_mode_enum,
+               max98088_ex_mode_get, max98088_ex_mode_set),
+       SOC_ENUM("EX Limiter Threshold", max98088_ex_thresh_enum),
+
+       /* Voice/music filters */
+
+       SOC_ENUM("DAI1 Filter Mode", max98088_filter_mode_enum),
+       SOC_ENUM("DAI1 DAC Filter", max98088_dai1_dac_filter_enum),
+       SOC_ENUM("DAI1 ADC Filter", max98088_dai1_adc_filter_enum),
+       SOC_SINGLE("DAI2 DC Block Switch", M98088_REG_20_DAI2_FILTERS,
+               0, 1, 0),
+
+       /* Automatic level control (for both DAI1/DAI2) */
+
+       SOC_SINGLE("ALC Switch", M98088_REG_43_SPKALC_COMP, 7, 1, 0),
+       SOC_SINGLE("ALC Threshold", M98088_REG_43_SPKALC_COMP, 0, 7, 0),
+       SOC_SINGLE("ALC Multiband", M98088_REG_43_SPKALC_COMP, 3, 1, 0),
+       SOC_SINGLE("ALC Release Time", M98088_REG_43_SPKALC_COMP, 4, 7, 0),
+
+       /* Power limiter */
+
+       SOC_SINGLE("PWR Limiter Threshold", M98088_REG_44_PWRLMT_CFG,
+               4, 15, 0),
+       SOC_SINGLE("PWR Limiter Weight", M98088_REG_44_PWRLMT_CFG, 0, 7, 0),
+       SOC_SINGLE("PWR Limiter Time1", M98088_REG_45_PWRLMT_TIME, 0, 15, 0),
+       SOC_SINGLE("PWR Limiter Time2", M98088_REG_45_PWRLMT_TIME, 4, 15, 0),
+
+       /* THD distortion limiter */
+
+       SOC_SINGLE("THD Limiter Threshold", M98088_REG_46_THDLMT_CFG, 4, 15, 0),
+       SOC_SINGLE("THD Limiter Time", M98088_REG_46_THDLMT_CFG, 0, 7, 0),
+};
+
+/* Left speaker mixer switch */
+static const struct snd_kcontrol_new max98088_left_speaker_mixer_controls[] = {
+       SOC_DAPM_SINGLE("Left DAC1 Switch", M98088_REG_2B_MIX_SPK_LEFT, 7, 1, 0),
+       SOC_DAPM_SINGLE("Right DAC1 Switch", M98088_REG_2B_MIX_SPK_LEFT, 0, 1, 0),
+       SOC_DAPM_SINGLE("Left DAC2 Switch", M98088_REG_2B_MIX_SPK_LEFT, 7, 1, 0),
+       SOC_DAPM_SINGLE("Right DAC2 Switch", M98088_REG_2B_MIX_SPK_LEFT, 0, 1, 0),
+       SOC_DAPM_SINGLE("MIC1 Switch", M98088_REG_2B_MIX_SPK_LEFT, 5, 1, 0),
+       SOC_DAPM_SINGLE("MIC2 Switch", M98088_REG_2B_MIX_SPK_LEFT, 6, 1, 0),
+       SOC_DAPM_SINGLE("INA1 Switch", M98088_REG_2B_MIX_SPK_LEFT, 1, 1, 0),
+       SOC_DAPM_SINGLE("INA2 Switch", M98088_REG_2B_MIX_SPK_LEFT, 2, 1, 0),
+       SOC_DAPM_SINGLE("INB1 Switch", M98088_REG_2B_MIX_SPK_LEFT, 3, 1, 0),
+       SOC_DAPM_SINGLE("INB2 Switch", M98088_REG_2B_MIX_SPK_LEFT, 4, 1, 0),
+};
+
+/* Right speaker mixer switch */
+static const struct snd_kcontrol_new max98088_right_speaker_mixer_controls[] = {
+       SOC_DAPM_SINGLE("Left DAC1 Switch", M98088_REG_2C_MIX_SPK_RIGHT, 7, 1, 0),
+       SOC_DAPM_SINGLE("Right DAC1 Switch", M98088_REG_2C_MIX_SPK_RIGHT, 0, 1, 0),
+       SOC_DAPM_SINGLE("Left DAC2 Switch", M98088_REG_2C_MIX_SPK_RIGHT, 7, 1, 0),
+       SOC_DAPM_SINGLE("Right DAC2 Switch", M98088_REG_2C_MIX_SPK_RIGHT, 0, 1, 0),
+       SOC_DAPM_SINGLE("MIC1 Switch", M98088_REG_2C_MIX_SPK_RIGHT, 5, 1, 0),
+       SOC_DAPM_SINGLE("MIC2 Switch", M98088_REG_2C_MIX_SPK_RIGHT, 6, 1, 0),
+       SOC_DAPM_SINGLE("INA1 Switch", M98088_REG_2C_MIX_SPK_RIGHT, 1, 1, 0),
+       SOC_DAPM_SINGLE("INA2 Switch", M98088_REG_2C_MIX_SPK_RIGHT, 2, 1, 0),
+       SOC_DAPM_SINGLE("INB1 Switch", M98088_REG_2C_MIX_SPK_RIGHT, 3, 1, 0),
+       SOC_DAPM_SINGLE("INB2 Switch", M98088_REG_2C_MIX_SPK_RIGHT, 4, 1, 0),
+};
+
+/* Left headphone mixer switch */
+static const struct snd_kcontrol_new max98088_left_hp_mixer_controls[] = {
+       SOC_DAPM_SINGLE("Left DAC1 Switch", M98088_REG_25_MIX_HP_LEFT, 7, 1, 0),
+       SOC_DAPM_SINGLE("Right DAC1 Switch", M98088_REG_25_MIX_HP_LEFT, 0, 1, 0),
+       SOC_DAPM_SINGLE("Left DAC2 Switch", M98088_REG_25_MIX_HP_LEFT, 7, 1, 0),
+       SOC_DAPM_SINGLE("Right DAC2 Switch", M98088_REG_25_MIX_HP_LEFT, 0, 1, 0),
+       SOC_DAPM_SINGLE("MIC1 Switch", M98088_REG_25_MIX_HP_LEFT, 5, 1, 0),
+       SOC_DAPM_SINGLE("MIC2 Switch", M98088_REG_25_MIX_HP_LEFT, 6, 1, 0),
+       SOC_DAPM_SINGLE("INA1 Switch", M98088_REG_25_MIX_HP_LEFT, 1, 1, 0),
+       SOC_DAPM_SINGLE("INA2 Switch", M98088_REG_25_MIX_HP_LEFT, 2, 1, 0),
+       SOC_DAPM_SINGLE("INB1 Switch", M98088_REG_25_MIX_HP_LEFT, 3, 1, 0),
+       SOC_DAPM_SINGLE("INB2 Switch", M98088_REG_25_MIX_HP_LEFT, 4, 1, 0),
+};
+
+/* Right headphone mixer switch */
+static const struct snd_kcontrol_new max98088_right_hp_mixer_controls[] = {
+       SOC_DAPM_SINGLE("Left DAC1 Switch", M98088_REG_26_MIX_HP_RIGHT, 7, 1, 0),
+       SOC_DAPM_SINGLE("Right DAC1 Switch", M98088_REG_26_MIX_HP_RIGHT, 0, 1, 0),
+       SOC_DAPM_SINGLE("Left DAC2 Switch", M98088_REG_26_MIX_HP_RIGHT, 7, 1, 0),
+       SOC_DAPM_SINGLE("Right DAC2 Switch", M98088_REG_26_MIX_HP_RIGHT, 0, 1, 0),
+       SOC_DAPM_SINGLE("MIC1 Switch", M98088_REG_26_MIX_HP_RIGHT, 5, 1, 0),
+       SOC_DAPM_SINGLE("MIC2 Switch", M98088_REG_26_MIX_HP_RIGHT, 6, 1, 0),
+       SOC_DAPM_SINGLE("INA1 Switch", M98088_REG_26_MIX_HP_RIGHT, 1, 1, 0),
+       SOC_DAPM_SINGLE("INA2 Switch", M98088_REG_26_MIX_HP_RIGHT, 2, 1, 0),
+       SOC_DAPM_SINGLE("INB1 Switch", M98088_REG_26_MIX_HP_RIGHT, 3, 1, 0),
+       SOC_DAPM_SINGLE("INB2 Switch", M98088_REG_26_MIX_HP_RIGHT, 4, 1, 0),
+};
+
+/* Left earpiece/receiver mixer switch */
+static const struct snd_kcontrol_new max98088_left_rec_mixer_controls[] = {
+       SOC_DAPM_SINGLE("Left DAC1 Switch", M98088_REG_28_MIX_REC_LEFT, 7, 1, 0),
+       SOC_DAPM_SINGLE("Right DAC1 Switch", M98088_REG_28_MIX_REC_LEFT, 0, 1, 0),
+       SOC_DAPM_SINGLE("Left DAC2 Switch", M98088_REG_28_MIX_REC_LEFT, 7, 1, 0),
+       SOC_DAPM_SINGLE("Right DAC2 Switch", M98088_REG_28_MIX_REC_LEFT, 0, 1, 0),
+       SOC_DAPM_SINGLE("MIC1 Switch", M98088_REG_28_MIX_REC_LEFT, 5, 1, 0),
+       SOC_DAPM_SINGLE("MIC2 Switch", M98088_REG_28_MIX_REC_LEFT, 6, 1, 0),
+       SOC_DAPM_SINGLE("INA1 Switch", M98088_REG_28_MIX_REC_LEFT, 1, 1, 0),
+       SOC_DAPM_SINGLE("INA2 Switch", M98088_REG_28_MIX_REC_LEFT, 2, 1, 0),
+       SOC_DAPM_SINGLE("INB1 Switch", M98088_REG_28_MIX_REC_LEFT, 3, 1, 0),
+       SOC_DAPM_SINGLE("INB2 Switch", M98088_REG_28_MIX_REC_LEFT, 4, 1, 0),
+};
+
+/* Right earpiece/receiver mixer switch */
+static const struct snd_kcontrol_new max98088_right_rec_mixer_controls[] = {
+       SOC_DAPM_SINGLE("Left DAC1 Switch", M98088_REG_29_MIX_REC_RIGHT, 7, 1, 0),
+       SOC_DAPM_SINGLE("Right DAC1 Switch", M98088_REG_29_MIX_REC_RIGHT, 0, 1, 0),
+       SOC_DAPM_SINGLE("Left DAC2 Switch", M98088_REG_29_MIX_REC_RIGHT, 7, 1, 0),
+       SOC_DAPM_SINGLE("Right DAC2 Switch", M98088_REG_29_MIX_REC_RIGHT, 0, 1, 0),
+       SOC_DAPM_SINGLE("MIC1 Switch", M98088_REG_29_MIX_REC_RIGHT, 5, 1, 0),
+       SOC_DAPM_SINGLE("MIC2 Switch", M98088_REG_29_MIX_REC_RIGHT, 6, 1, 0),
+       SOC_DAPM_SINGLE("INA1 Switch", M98088_REG_29_MIX_REC_RIGHT, 1, 1, 0),
+       SOC_DAPM_SINGLE("INA2 Switch", M98088_REG_29_MIX_REC_RIGHT, 2, 1, 0),
+       SOC_DAPM_SINGLE("INB1 Switch", M98088_REG_29_MIX_REC_RIGHT, 3, 1, 0),
+       SOC_DAPM_SINGLE("INB2 Switch", M98088_REG_29_MIX_REC_RIGHT, 4, 1, 0),
+};
+
+/* Left ADC mixer switch */
+static const struct snd_kcontrol_new max98088_left_ADC_mixer_controls[] = {
+       SOC_DAPM_SINGLE("MIC1 Switch", M98088_REG_23_MIX_ADC_LEFT, 7, 1, 0),
+       SOC_DAPM_SINGLE("MIC2 Switch", M98088_REG_23_MIX_ADC_LEFT, 6, 1, 0),
+       SOC_DAPM_SINGLE("INA1 Switch", M98088_REG_23_MIX_ADC_LEFT, 3, 1, 0),
+       SOC_DAPM_SINGLE("INA2 Switch", M98088_REG_23_MIX_ADC_LEFT, 2, 1, 0),
+       SOC_DAPM_SINGLE("INB1 Switch", M98088_REG_23_MIX_ADC_LEFT, 1, 1, 0),
+       SOC_DAPM_SINGLE("INB2 Switch", M98088_REG_23_MIX_ADC_LEFT, 0, 1, 0),
+};
+
+/* Right ADC mixer switch */
+static const struct snd_kcontrol_new max98088_right_ADC_mixer_controls[] = {
+       SOC_DAPM_SINGLE("MIC1 Switch", M98088_REG_24_MIX_ADC_RIGHT, 7, 1, 0),
+       SOC_DAPM_SINGLE("MIC2 Switch", M98088_REG_24_MIX_ADC_RIGHT, 6, 1, 0),
+       SOC_DAPM_SINGLE("INA1 Switch", M98088_REG_24_MIX_ADC_RIGHT, 3, 1, 0),
+       SOC_DAPM_SINGLE("INA2 Switch", M98088_REG_24_MIX_ADC_RIGHT, 2, 1, 0),
+       SOC_DAPM_SINGLE("INB1 Switch", M98088_REG_24_MIX_ADC_RIGHT, 1, 1, 0),
+       SOC_DAPM_SINGLE("INB2 Switch", M98088_REG_24_MIX_ADC_RIGHT, 0, 1, 0),
+};
+
+static int max98088_hp_event(struct snd_soc_dapm_widget *w,
+                            struct snd_kcontrol *kcontrol, int event)
+{
+       struct snd_soc_codec *codec = w->codec;
+       u16 status;
+
+       BUG_ON(event != SND_SOC_DAPM_PRE_PMD);
+
+       /* powering down headphone gracefully */
+       status = snd_soc_read(codec, M98088_REG_4D_PWR_EN_OUT);
+       if ((status & M98088_HPEN) == M98088_HPEN) {
+               max98088_hw_write(codec, M98088_REG_4D_PWR_EN_OUT,
+                       (status & ~M98088_HPEN));
+       }
+       schedule_timeout(msecs_to_jiffies(20));
+
+       return 0;
+}
+
+static int max98088_mic_event(struct snd_soc_dapm_widget *w,
+                            struct snd_kcontrol *kcontrol, int event)
+{
+       struct snd_soc_codec *codec = w->codec;
+       struct max98088_priv *max98088 = codec->private_data;
+
+       switch (event) {
+       case SND_SOC_DAPM_POST_PMU:
+               if (w->reg == M98088_REG_35_LVL_MIC1) {
+                       snd_soc_update_bits(codec, w->reg, M98088_MICPRE_MASK,
+                               (1+max98088->mic1pre)<<M98088_MICPRE_SHIFT);
+               } else {
+                       snd_soc_update_bits(codec, w->reg, M98088_MICPRE_MASK,
+                               (1+max98088->mic2pre)<<M98088_MICPRE_SHIFT);
+               }
+               break;
+       case SND_SOC_DAPM_POST_PMD:
+               snd_soc_update_bits(codec, w->reg, M98088_MICPRE_MASK, 0);
+               break;
+       default:
+               return -EINVAL;
+       }
+
+       return 0;
+}
+
+/* DAPM widgets top level */
+static const struct snd_soc_dapm_widget max98088_dapm_widgets[] = {
+
+       SND_SOC_DAPM_ADC("ADCL", "HiFi Capture", M98088_REG_4C_PWR_EN_IN, 1, 0),
+       SND_SOC_DAPM_ADC("ADCR", "HiFi Capture", M98088_REG_4C_PWR_EN_IN, 0, 0),
+
+       SND_SOC_DAPM_DAC("DACL1", "HiFi Playback",
+               M98088_REG_4D_PWR_EN_OUT, 1, 0),
+       SND_SOC_DAPM_DAC("DACR1", "HiFi Playback",
+               M98088_REG_4D_PWR_EN_OUT, 0, 0),
+       SND_SOC_DAPM_DAC("DACL2", "Aux Playback",
+               M98088_REG_4D_PWR_EN_OUT, 1, 0),
+       SND_SOC_DAPM_DAC("DACR2", "Aux Playback",
+               M98088_REG_4D_PWR_EN_OUT, 0, 0),
+
+       SND_SOC_DAPM_PGA_E("HP Left Out", M98088_REG_4D_PWR_EN_OUT,
+               7, 0, NULL, 0, max98088_hp_event, SND_SOC_DAPM_PRE_PMD),
+       SND_SOC_DAPM_PGA_E("HP Right Out", M98088_REG_4D_PWR_EN_OUT,
+               6, 0, NULL, 0, max98088_hp_event, SND_SOC_DAPM_PRE_PMD),
+
+       SND_SOC_DAPM_PGA("SPK Left Out", M98088_REG_4D_PWR_EN_OUT,
+               5, 0, NULL, 0),
+       SND_SOC_DAPM_PGA("SPK Right Out", M98088_REG_4D_PWR_EN_OUT,
+               4, 0, NULL, 0),
+
+       SND_SOC_DAPM_PGA("REC Left Out", M98088_REG_4D_PWR_EN_OUT,
+               3, 0, NULL, 0),
+       SND_SOC_DAPM_PGA("REC Right Out", M98088_REG_4D_PWR_EN_OUT,
+               2, 0, NULL, 0),
+
+       SND_SOC_DAPM_MIXER("Left HP Mixer", SND_SOC_NOPM, 0, 0,
+               &max98088_left_hp_mixer_controls[0],
+               ARRAY_SIZE(max98088_left_hp_mixer_controls)),
+
+       SND_SOC_DAPM_MIXER("Right HP Mixer", SND_SOC_NOPM, 0, 0,
+               &max98088_right_hp_mixer_controls[0],
+               ARRAY_SIZE(max98088_right_hp_mixer_controls)),
+
+       SND_SOC_DAPM_MIXER("Left SPK Mixer", SND_SOC_NOPM, 0, 0,
+               &max98088_left_speaker_mixer_controls[0],
+               ARRAY_SIZE(max98088_left_speaker_mixer_controls)),
+
+       SND_SOC_DAPM_MIXER("Right SPK Mixer", SND_SOC_NOPM, 0, 0,
+               &max98088_right_speaker_mixer_controls[0],
+               ARRAY_SIZE(max98088_right_speaker_mixer_controls)),
+
+       SND_SOC_DAPM_MIXER("Left REC Mixer", SND_SOC_NOPM, 0, 0,
+         &max98088_left_rec_mixer_controls[0],
+               ARRAY_SIZE(max98088_left_rec_mixer_controls)),
+
+       SND_SOC_DAPM_MIXER("Right REC Mixer", SND_SOC_NOPM, 0, 0,
+         &max98088_right_rec_mixer_controls[0],
+               ARRAY_SIZE(max98088_right_rec_mixer_controls)),
+
+       SND_SOC_DAPM_MIXER("Left ADC Mixer", SND_SOC_NOPM, 0, 0,
+               &max98088_left_ADC_mixer_controls[0],
+               ARRAY_SIZE(max98088_left_ADC_mixer_controls)),
+
+       SND_SOC_DAPM_MIXER("Right ADC Mixer", SND_SOC_NOPM, 0, 0,
+               &max98088_right_ADC_mixer_controls[0],
+               ARRAY_SIZE(max98088_right_ADC_mixer_controls)),
+
+       SND_SOC_DAPM_PGA_E("MIC1 Input", M98088_REG_35_LVL_MIC1,
+               5, 0, NULL, 0, max98088_mic_event,
+               SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
+
+       SND_SOC_DAPM_PGA_E("MIC2 Input", M98088_REG_36_LVL_MIC2,
+               5, 0, NULL, 0, max98088_mic_event,
+               SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
+
+       SND_SOC_DAPM_PGA_E("INA1 Input", M98088_REG_4C_PWR_EN_IN,
+               7, 0, NULL, 0, max98088_pga_event,
+               SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
+
+       SND_SOC_DAPM_PGA_E("INA2 Input", M98088_REG_4C_PWR_EN_IN,
+               7, 0, NULL, 0, max98088_pga_event,
+               SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
+
+       SND_SOC_DAPM_PGA_E("INB1 Input", M98088_REG_4C_PWR_EN_IN,
+               6, 0, NULL, 0, max98088_pga_event,
+               SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
+
+       SND_SOC_DAPM_PGA_E("INB2 Input", M98088_REG_4C_PWR_EN_IN,
+               6, 0, NULL, 0, max98088_pga_event,
+               SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
+
+       SND_SOC_DAPM_MICBIAS("MICBIAS", M98088_REG_4C_PWR_EN_IN, 3, 0),
+
+       SND_SOC_DAPM_OUTPUT("HPL"),
+       SND_SOC_DAPM_OUTPUT("HPR"),
+       SND_SOC_DAPM_OUTPUT("SPKL"),
+       SND_SOC_DAPM_OUTPUT("SPKR"),
+       SND_SOC_DAPM_OUTPUT("RECL"),
+       SND_SOC_DAPM_OUTPUT("RECR"),
+
+       SND_SOC_DAPM_INPUT("MIC1"),
+       SND_SOC_DAPM_INPUT("MIC2"),
+       SND_SOC_DAPM_INPUT("INA1"),
+       SND_SOC_DAPM_INPUT("INA2"),
+       SND_SOC_DAPM_INPUT("INB1"),
+       SND_SOC_DAPM_INPUT("INB2"),
+};
+
+/* DAPM AUDIO_MAP: */
+static const struct snd_soc_dapm_route audio_map[] = {
+       /* Left headphone output mixer */
+       {"Left HP Mixer", "Left DAC1 Switch", "DACL1"},
+       {"Left HP Mixer", "Left DAC2 Switch", "DACL2"},
+       {"Left HP Mixer", "Right DAC1 Switch", "DACR1"},
+       {"Left HP Mixer", "Right DAC2 Switch", "DACR2"},
+       {"Left HP Mixer", "MIC1 Switch", "MIC1 Input"},
+       {"Left HP Mixer", "MIC2 Switch", "MIC2 Input"},
+       {"Left HP Mixer", "INA1 Switch", "INA1 Input"},
+       {"Left HP Mixer", "INA2 Switch", "INA2 Input"},
+       {"Left HP Mixer", "INB1 Switch", "INB1 Input"},
+       {"Left HP Mixer", "INB2 Switch", "INB2 Input"},
+
+       /* Right headphone output mixer */
+       {"Right HP Mixer", "Left DAC1 Switch", "DACL1"},
+       {"Right HP Mixer", "Left DAC2 Switch", "DACL2"  },
+       {"Right HP Mixer", "Right DAC1 Switch", "DACR1"},
+       {"Right HP Mixer", "Right DAC2 Switch", "DACR2"},
+       {"Right HP Mixer", "MIC1 Switch", "MIC1 Input"},
+       {"Right HP Mixer", "MIC2 Switch", "MIC2 Input"},
+       {"Right HP Mixer", "INA1 Switch", "INA1 Input"},
+       {"Right HP Mixer", "INA2 Switch", "INA2 Input"},
+       {"Right HP Mixer", "INB1 Switch", "INB1 Input"},
+       {"Right HP Mixer", "INB2 Switch", "INB2 Input"},
+
+       /* Left speaker output mixer */
+       {"Left SPK Mixer", "Left DAC1 Switch", "DACL1"},
+       {"Left SPK Mixer", "Left DAC2 Switch", "DACL2"},
+       {"Left SPK Mixer", "Right DAC1 Switch", "DACR1"},
+       {"Left SPK Mixer", "Right DAC2 Switch", "DACR2"},
+       {"Left SPK Mixer", "MIC1 Switch", "MIC1 Input"},
+       {"Left SPK Mixer", "MIC2 Switch", "MIC2 Input"},
+       {"Left SPK Mixer", "INA1 Switch", "INA1 Input"},
+       {"Left SPK Mixer", "INA2 Switch", "INA2 Input"},
+       {"Left SPK Mixer", "INB1 Switch", "INB1 Input"},
+       {"Left SPK Mixer", "INB2 Switch", "INB2 Input"},
+
+       /* Right speaker output mixer */
+       {"Right SPK Mixer", "Left DAC1 Switch", "DACL1"},
+       {"Right SPK Mixer", "Left DAC2 Switch", "DACL2"},
+       {"Right SPK Mixer", "Right DAC1 Switch", "DACR1"},
+       {"Right SPK Mixer", "Right DAC2 Switch", "DACR2"},
+       {"Right SPK Mixer", "MIC1 Switch", "MIC1 Input"},
+       {"Right SPK Mixer", "MIC2 Switch", "MIC2 Input"},
+       {"Right SPK Mixer", "INA1 Switch", "INA1 Input"},
+       {"Right SPK Mixer", "INA2 Switch", "INA2 Input"},
+       {"Right SPK Mixer", "INB1 Switch", "INB1 Input"},
+       {"Right SPK Mixer", "INB2 Switch", "INB2 Input"},
+
+       /* Earpiece/Receiver output mixer */
+       {"Left REC Mixer", "Left DAC1 Switch", "DACL1"},
+       {"Left REC Mixer", "Left DAC2 Switch", "DACL2"},
+       {"Left REC Mixer", "Right DAC1 Switch", "DACR1"},
+       {"Left REC Mixer", "Right DAC2 Switch", "DACR2"},
+       {"Left REC Mixer", "MIC1 Switch", "MIC1 Input"},
+       {"Left REC Mixer", "MIC2 Switch", "MIC2 Input"},
+       {"Left REC Mixer", "INA1 Switch", "INA1 Input"},
+       {"Left REC Mixer", "INA2 Switch", "INA2 Input"},
+       {"Left REC Mixer", "INB1 Switch", "INB1 Input"},
+       {"Left REC Mixer", "INB2 Switch", "INB2 Input"},
+
+       /* Earpiece/Receiver output mixer */
+       {"Right REC Mixer", "Left DAC1 Switch", "DACL1"},
+       {"Right REC Mixer", "Left DAC2 Switch", "DACL2"},
+       {"Right REC Mixer", "Right DAC1 Switch", "DACR1"},
+       {"Right REC Mixer", "Right DAC2 Switch", "DACR2"},
+       {"Right REC Mixer", "MIC1 Switch", "MIC1 Input"},
+       {"Right REC Mixer", "MIC2 Switch", "MIC2 Input"},
+       {"Right REC Mixer", "INA1 Switch", "INA1 Input"},
+       {"Right REC Mixer", "INA2 Switch", "INA2 Input"},
+       {"Right REC Mixer", "INB1 Switch", "INB1 Input"},
+       {"Right REC Mixer", "INB2 Switch", "INB2 Input"},
+
+       {"HP Left Out", NULL, "Left HP Mixer"},
+       {"HP Right Out", NULL, "Right HP Mixer"},
+       {"SPK Left Out", NULL, "Left SPK Mixer"},
+       {"SPK Right Out", NULL, "Right SPK Mixer"},
+       {"REC Left Out", NULL, "Left REC Mixer"},
+       {"REC Right Out", NULL, "Right REC Mixer"},
+
+       {"HPL", NULL, "HP Left Out"},
+       {"HPR", NULL, "HP Right Out"},
+       {"SPKL", NULL, "SPK Left Out"},
+       {"SPKR", NULL, "SPK Right Out"},
+       {"RECL", NULL, "REC Left Out"},
+       {"RECR", NULL, "REC Right Out"},
+
+       /* Left ADC input mixer */
+       {"Left ADC Mixer", "MIC1 Switch", "MIC1 Input"},
+       {"Left ADC Mixer", "MIC2 Switch", "MIC2 Input"},
+       {"Left ADC Mixer", "INA1 Switch", "INA1 Input"},
+       {"Left ADC Mixer", "INA2 Switch", "INA2 Input"},
+       {"Left ADC Mixer", "INB1 Switch", "INB1 Input"},
+       {"Left ADC Mixer", "INB2 Switch", "INB2 Input"},
+
+       /* Right ADC input mixer */
+       {"Right ADC Mixer", "MIC1 Switch", "MIC1 Input"},
+       {"Right ADC Mixer", "MIC2 Switch", "MIC2 Input"},
+       {"Right ADC Mixer", "INA1 Switch", "INA1 Input"},
+       {"Right ADC Mixer", "INA2 Switch", "INA2 Input"},
+       {"Right ADC Mixer", "INB1 Switch", "INB1 Input"},
+       {"Right ADC Mixer", "INB2 Switch", "INB2 Input"},
+
+       /* inputs */
+       {"ADCL", NULL, "Left ADC Mixer"},
+       {"ADCR", NULL, "Right ADC Mixer"},
+       {"INA1 Input", NULL, "INA1"},
+       {"INA2 Input", NULL, "INA2"},
+       {"INB1 Input", NULL, "INB1"},
+       {"INB2 Input", NULL, "INB2"},
+       {"MIC1 Input", NULL, "MIC1"},
+       {"MIC2 Input", NULL, "MIC2"},
+};
+
+static int max98088_add_widgets(struct snd_soc_codec *codec)
+{
+       snd_soc_dapm_new_controls(codec, max98088_dapm_widgets,
+                                 ARRAY_SIZE(max98088_dapm_widgets));
+
+       /* set up audio path interconnects */
+       snd_soc_dapm_add_routes(codec, audio_map, ARRAY_SIZE(audio_map));
+
+       snd_soc_dapm_new_widgets(codec);
+       return 0;
+}
+
+static int max98088_dai1_set_fmt(struct snd_soc_dai *codec_dai,
+                                unsigned int fmt)
+{
+       struct snd_soc_codec *codec = codec_dai->codec;
+       struct max98088_priv *max98088 = codec->private_data;
+       struct max98088_cdata *cdata;
+       u8 reg15val;
+       u8 reg14msk = 0;
+       u8 reg14val = 0;
+
+       cdata = &max98088->dai[0];
+
+       if (fmt != cdata->fmt) {
+               cdata->fmt = fmt;
+
+               switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
+               case SND_SOC_DAIFMT_CBS_CFS:
+                       /* mask MAS to select slave mode */
+                       reg14msk |= M98088_DAI_MAS;
+                       /* slave mode PLL */
+                       snd_soc_write(codec, M98088_REG_12_DAI1_CLKCFG_HI,
+                               0x80);
+                       snd_soc_write(codec, M98088_REG_13_DAI1_CLKCFG_LO,
+                               0x00);
+                       break;
+               case SND_SOC_DAIFMT_CBM_CFM:
+                       /* set to master mode */
+                       reg14val |= M98088_DAI_MAS;
+                       break;
+               case SND_SOC_DAIFMT_CBS_CFM:
+               case SND_SOC_DAIFMT_CBM_CFS:
+               default:
+                       dev_err(codec->dev, "Clock mode unsupported");
+                       return -EINVAL;
+               }
+
+               switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
+               case SND_SOC_DAIFMT_I2S:
+                       reg14val |= M98088_DAI_DLY;
+                       break;
+               case SND_SOC_DAIFMT_LEFT_J:
+                       reg14msk |= M98088_DAI_DLY;
+                       break;
+               default:
+                       return -EINVAL;
+               }
+
+               switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
+               case SND_SOC_DAIFMT_NB_NF:
+                       reg14msk |= M98088_DAI_BCI|M98088_DAI_WCI;
+                       break;
+               case SND_SOC_DAIFMT_NB_IF:
+                       reg14msk |= M98088_DAI_BCI;
+                       reg14val |= M98088_DAI_WCI;
+                       break;
+               case SND_SOC_DAIFMT_IB_NF:
+                       reg14msk |= M98088_DAI_WCI;
+                       reg14val |= M98088_DAI_BCI;
+                       break;
+               case SND_SOC_DAIFMT_IB_IF:
+                       reg14val |= M98088_DAI_BCI|M98088_DAI_WCI;
+                       break;
+               default:
+                       return -EINVAL;
+               }
+
+               snd_soc_update_bits(codec, M98088_REG_14_DAI1_FORMAT,
+                       reg14msk, reg14val);
+
+               reg15val = M98088_DAI_BSEL64;
+               if (max98088->digmic)
+                       reg15val |= M98088_DAI_OSR64;
+               snd_soc_write(codec, M98088_REG_15_DAI1_CLOCK, reg15val);
+       }
+
+       return 0;
+}
+
+static int max98088_dai2_set_fmt(struct snd_soc_dai *codec_dai,
+                                unsigned int fmt)
+{
+       struct snd_soc_codec *codec = codec_dai->codec;
+       struct max98088_priv *max98088 = codec->private_data;
+       struct max98088_cdata *cdata;
+       u8 reg1Cmsk = 0;
+       u8 reg1Cval = 0;
+
+       cdata = &max98088->dai[1];
+
+       if (fmt != cdata->fmt) {
+               cdata->fmt = fmt;
+
+               switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
+               case SND_SOC_DAIFMT_CBS_CFS:
+                       /* mask MAS to select slave mode */
+                       reg1Cmsk |= M98088_DAI_MAS;
+                       /* slave mode PLL */
+                       snd_soc_write(codec, M98088_REG_1A_DAI2_CLKCFG_HI,
+                               0x80);
+                       snd_soc_write(codec, M98088_REG_1B_DAI2_CLKCFG_LO,
+                               0x00);
+                       break;
+               case SND_SOC_DAIFMT_CBM_CFM:
+                       /* set to master mode */
+                       reg1Cval |= M98088_DAI_MAS;
+                       break;
+               case SND_SOC_DAIFMT_CBS_CFM:
+               case SND_SOC_DAIFMT_CBM_CFS:
+               default:
+                       dev_err(codec->dev, "Clock mode unsupported");
+                       return -EINVAL;
+               }
+
+               switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
+               case SND_SOC_DAIFMT_I2S:
+                       reg1Cval |= M98088_DAI_DLY;
+                       break;
+               case SND_SOC_DAIFMT_LEFT_J:
+                       reg1Cmsk |= M98088_DAI_DLY;
+                       break;
+               default:
+                       return -EINVAL;
+               }
+
+               switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
+               case SND_SOC_DAIFMT_NB_NF:
+                       reg1Cmsk |= M98088_DAI_BCI|M98088_DAI_WCI;
+                       break;
+               case SND_SOC_DAIFMT_NB_IF:
+                       reg1Cmsk |= M98088_DAI_BCI;
+                       reg1Cval |= M98088_DAI_WCI;
+                       break;
+               case SND_SOC_DAIFMT_IB_NF:
+                       reg1Cmsk |= M98088_DAI_WCI;
+                       reg1Cval |= M98088_DAI_BCI;
+                       break;
+               case SND_SOC_DAIFMT_IB_IF:
+                       reg1Cval |= M98088_DAI_BCI|M98088_DAI_WCI;
+                       break;
+               default:
+                       return -EINVAL;
+               }
+
+               snd_soc_update_bits(codec, M98088_REG_1C_DAI2_FORMAT,
+                       reg1Cmsk, reg1Cval);
+
+               snd_soc_write(codec, M98088_REG_1D_DAI2_CLOCK,
+                       M98088_DAI_BSEL64);
+       }
+
+       return 0;
+}
+
+static int max98088_dai_set_sysclk(struct snd_soc_dai *dai,
+                                  int clk_id, unsigned int freq, int dir)
+{
+       struct snd_soc_codec *codec = dai->codec;
+       struct max98088_priv *max98088 = codec->private_data;
+
+       /* requested clock frequency is already setup */
+       if (freq == max98088->sysclk)
+               return 0;
+
+       max98088->sysclk = freq; /* remember current sysclk */
+
+       /* setup clocks for slave mode, and using the PLL
+        * PSCLK = 0x01 (when master clk is 10MHz to 20MHz)
+        *         0x02 (when master clk is 20MHz to 30MHz)..
+        */
+       if ((freq >= 10000000) && (freq < 20000000)) {
+               snd_soc_write(codec, M98088_REG_10_SYS_CLK, 0x10);
+       } else if ((freq >= 20000000) && (freq < 30000000)) {
+               snd_soc_write(codec, M98088_REG_10_SYS_CLK, 0x20);
+       } else {
+               dev_err(codec->dev, "Invalid master clock frequency\n");
+               return -EINVAL;
+       }
+
+       if (snd_soc_read(codec, M98088_REG_51_PWR_SYS)  & M98088_SHDNRUN) {
+               snd_soc_update_bits(codec, M98088_REG_51_PWR_SYS,
+                       M98088_SHDNRUN, 0);
+               snd_soc_update_bits(codec, M98088_REG_51_PWR_SYS,
+                       0, M98088_SHDNRUN);
+       }
+
+       dev_dbg(dai->dev, "Clock source is %d at %uHz\n", clk_id, freq);
+
+       max98088->sysclk = freq;
+       return 0;
+}
+
+/* codec mclk clock divider coefficients */
+static const struct {
+       u32 rate;
+       u8  sr;
+} rate_table[] = {
+       {8000,  0x10},
+       {11025, 0x20},
+       {16000, 0x30},
+       {22050, 0x40},
+       {24000, 0x50},
+       {32000, 0x60},
+       {44100, 0x70},
+       {48000, 0x80},
+       {88200, 0x90},
+       {96000, 0xA0},
+};
+
+static inline int rate_value(int rate, u8 *value)
+{
+       int i;
+
+       for (i = 0; i < ARRAY_SIZE(rate_table); i++) {
+               if (rate_table[i].rate >= rate) {
+                       *value = rate_table[i].sr;
+                       return 0;
+               }
+       }
+       *value = rate_table[0].sr;
+       return -EINVAL;
+}
+
+/* Setup hw params and sample rate */
+static int max98088_dai1_hw_params(struct snd_pcm_substream *substream,
+                                  struct snd_pcm_hw_params *params,
+                                  struct snd_soc_dai *dai)
+{
+       struct snd_soc_pcm_runtime *rtd = substream->private_data;
+       struct snd_soc_device *socdev = rtd->socdev;
+       struct snd_soc_codec *codec = socdev->card->codec;
+       struct max98088_priv *max98088 = codec->private_data;
+       struct max98088_cdata *cdata;
+       unsigned int rate;
+       u8 regval;
+       u16 ni;
+
+       cdata = &max98088->dai[0];
+
+       rate = params_rate(params);
+
+       switch (params_format(params)) {
+       case SNDRV_PCM_FORMAT_S16_LE:
+               snd_soc_update_bits(codec, M98088_REG_14_DAI1_FORMAT,
+                       M98088_DAI_WS, 0);
+               break;
+       case SNDRV_PCM_FORMAT_S24_LE:
+               snd_soc_update_bits(codec, M98088_REG_14_DAI1_FORMAT,
+                       M98088_DAI_WS, M98088_DAI_WS);
+               break;
+       default:
+               return -EINVAL;
+       }
+
+       snd_soc_update_bits(codec, M98088_REG_51_PWR_SYS, M98088_SHDNRUN, 0);
+
+       if (rate != cdata->rate) {
+               /* set DAI1 SR1 value for the DSP; FREQ1:0=anyclock */
+               if (rate_value(rate, &regval))
+                       return -EINVAL;
+
+               snd_soc_write(codec, M98088_REG_11_DAI1_CLKMODE, regval);
+               cdata->rate = rate;
+       }
+
+       /* Configure NI when operating as master */
+       if (snd_soc_read(codec, M98088_REG_14_DAI1_FORMAT)
+               & M98088_DAI_MAS) {
+               if (max98088->sysclk == 0)
+                       return -EINVAL;
+               ni = (u16)ulldiv(65536ULL * (rate < 50000 ? 96ULL : 48ULL)
+                               * (unsigned long long int)rate,
+                               (unsigned long long int)max98088->sysclk);
+               snd_soc_write(codec, M98088_REG_12_DAI1_CLKCFG_HI,
+                       (ni >> 8) & 0x7f);
+               snd_soc_write(codec, M98088_REG_13_DAI1_CLKCFG_LO,
+                       ni & 0xff);
+       }
+
+       /* Update sample rate mode */
+       if (rate < 50000)
+               snd_soc_update_bits(codec, M98088_REG_18_DAI1_FILTERS,
+                       M98088_DAI_DHF, 0);
+       else
+               snd_soc_update_bits(codec, M98088_REG_18_DAI1_FILTERS,
+                       M98088_DAI_DHF, M98088_DAI_DHF);
+
+       snd_soc_update_bits(codec, M98088_REG_51_PWR_SYS, 0, M98088_SHDNRUN);
+
+       return 0;
+}
+
+/* Setup hw params and sample rate */
+static int max98088_dai2_hw_params(struct snd_pcm_substream *substream,
+                                  struct snd_pcm_hw_params *params,
+                                  struct snd_soc_dai *dai)
+{
+       struct snd_soc_pcm_runtime *rtd = substream->private_data;
+       struct snd_soc_device *socdev = rtd->socdev;
+       struct snd_soc_codec *codec = socdev->card->codec;
+       struct max98088_priv *max98088 = codec->private_data;
+       struct max98088_cdata *cdata;
+       unsigned int rate;
+       u8 regval;
+       u16 ni;
+
+       cdata = &max98088->dai[1];
+
+       rate = params_rate(params);
+
+       switch (params_format(params)) {
+       case SNDRV_PCM_FORMAT_S16_LE:
+               snd_soc_update_bits(codec, M98088_REG_1C_DAI2_FORMAT,
+                       M98088_DAI_WS, 0);
+               break;
+       case SNDRV_PCM_FORMAT_S24_LE:
+               snd_soc_update_bits(codec, M98088_REG_1C_DAI2_FORMAT,
+                       M98088_DAI_WS, M98088_DAI_WS);
+               break;
+       default:
+               return -EINVAL;
+       }
+
+       snd_soc_update_bits(codec, M98088_REG_51_PWR_SYS, M98088_SHDNRUN, 0);
+
+       if (rate != cdata->rate) {
+               /* set DAI2 SR2 value for the DSP */
+               if (rate_value(rate, &regval))
+                       return -EINVAL;
+
+               snd_soc_write(codec, M98088_REG_19_DAI2_CLKMODE, regval);
+               cdata->rate = rate;
+       }
+
+       /* Configure NI when operating as master */
+       if (snd_soc_read(codec, M98088_REG_1C_DAI2_FORMAT)
+               & M98088_DAI_MAS) {
+               if (max98088->sysclk == 0)
+                       return -EINVAL;
+               ni = (u16)ulldiv(65536ULL * (rate < 50000 ? 96ULL : 48ULL)
+                               * (unsigned long long int)rate,
+                               (unsigned long long int)max98088->sysclk);
+               snd_soc_write(codec, M98088_REG_1A_DAI2_CLKCFG_HI,
+                       (ni >> 8) & 0x7f);
+               snd_soc_write(codec, M98088_REG_1B_DAI2_CLKCFG_LO,
+                       ni & 0xff);
+       }
+
+       /* Update sample rate mode */
+       if (rate < 50000)
+               snd_soc_update_bits(codec, M98088_REG_20_DAI2_FILTERS,
+                       M98088_DAI_DHF, 0);
+       else
+               snd_soc_update_bits(codec, M98088_REG_20_DAI2_FILTERS,
+                       M98088_DAI_DHF, M98088_DAI_DHF);
+
+       snd_soc_update_bits(codec, M98088_REG_51_PWR_SYS, 0, M98088_SHDNRUN);
+
+       return 0;
+}
+
+static void max98088_sync_cache(struct snd_soc_codec *codec)
+{
+       struct max98088_priv *max98088 = codec->private_data;
+       int i;
+
+       if (!codec->cache_sync)
+               return;
+
+       codec->cache_only = 0;
+
+       /* write back cached values if they're writeable and
+        * different from the hardware default.
+        */
+       for (i = 1; i < ARRAY_SIZE(max98088->reg_cache); i++) {
+               if (!max98088_access[i].writable)
+                       continue;
+
+               if (max98088->reg_cache[i] == max98088_reg[i])
+                       continue;
+
+               snd_soc_write(codec, i, max98088->reg_cache[i]);
+       }
+
+       codec->cache_sync = 0;
+}
+
+static int max98088_set_bias_level(struct snd_soc_codec *codec,
+                                 enum snd_soc_bias_level level)
+{
+       switch (level) {
+       case SND_SOC_BIAS_ON:
+               break;
+
+       case SND_SOC_BIAS_PREPARE:
+               break;
+
+       case SND_SOC_BIAS_STANDBY:
+               max98088_sync_cache(codec);
+               snd_soc_update_bits(codec, M98088_REG_4C_PWR_EN_IN,
+                               M98088_MBEN, M98088_MBEN);
+               break;
+
+       case SND_SOC_BIAS_OFF:
+               snd_soc_update_bits(codec, M98088_REG_4C_PWR_EN_IN,
+                               M98088_MBEN, 0);
+#ifdef CONFIG_REGULATOR
+               codec->cache_sync = 1;
+#endif
+               break;
+       }
+       codec->bias_level = level;
+       return 0;
+}
+
+#define MAX98088_RATES SNDRV_PCM_RATE_8000_96000
+#define MAX98088_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE)
+
+static struct snd_soc_dai_ops max98088_dai1_ops = {
+       .set_sysclk = max98088_dai_set_sysclk,
+       .set_fmt = max98088_dai1_set_fmt,
+       .hw_params = max98088_dai1_hw_params,
+};
+
+static struct snd_soc_dai_ops max98088_dai2_ops = {
+       .set_sysclk = max98088_dai_set_sysclk,
+       .set_fmt = max98088_dai2_set_fmt,
+       .hw_params = max98088_dai2_hw_params,
+};
+
+struct snd_soc_dai max98088_dai[] = {
+{
+       .name = "HiFi",
+       .playback = {
+               .stream_name = "HiFi Playback",
+               .channels_min = 1,
+               .channels_max = 2,
+               .rates = MAX98088_RATES,
+               .formats = MAX98088_FORMATS,
+       },
+       .capture = {
+               .stream_name = "HiFi Capture",
+               .channels_min = 1,
+               .channels_max = 2,
+               .rates = MAX98088_RATES,
+               .formats = MAX98088_FORMATS,
+       },
+        .ops = &max98088_dai1_ops,
+},
+{
+       .name = "Aux",
+       .playback = {
+               .stream_name = "Aux Playback",
+               .channels_min = 1,
+               .channels_max = 2,
+               .rates = MAX98088_RATES,
+               .formats = MAX98088_FORMATS,
+       },
+       .ops = &max98088_dai2_ops,
+}
+};
+EXPORT_SYMBOL_GPL(max98088_dai);
+
+
+static void max98088_setup_eq1(struct snd_soc_codec *codec)
+{
+       struct max98088_priv *max98088 = codec->private_data;
+       struct max98088_pdata *pdata = max98088->pdata;
+       struct max98088_eq_cfg *coef_set;
+       int best, best_val, save, i, sel, fs;
+       struct max98088_cdata *cdata;
+
+       cdata = &max98088->dai[0];
+
+       if (!pdata || !cdata->eq_textcnt)
+               return;
+
+       /* Find the selected configuration with nearest sample rate */
+       fs = cdata->rate;
+       sel = cdata->eq_sel;
+
+       best = 0;
+       best_val = INT_MAX;
+       for (i = 0; i < pdata->eq1_cfgcnt; i++) {
+               if (strcmp(pdata->eq1_cfg[i].name, cdata->eq_texts[sel]) == 0 &&
+                   abs(pdata->eq1_cfg[i].rate - fs) < best_val) {
+                       best = i;
+                       best_val = abs(pdata->eq1_cfg[i].rate - fs);
+               }
+       }
+
+       dev_dbg(codec->dev, "Selected %s/%dHz for %dHz sample rate\n",
+               pdata->eq1_cfg[best].name,
+               pdata->eq1_cfg[best].rate, fs);
+
+       /* Disable EQ while configuring, and save current on/off state */
+       save = snd_soc_read(codec, M98088_REG_49_CFG_LEVEL);
+       snd_soc_update_bits(codec, M98088_REG_49_CFG_LEVEL, M98088_EQ1EN, 0);
+
+       coef_set = &pdata->eq1_cfg[sel];
+
+       m98088_eq_band(codec, 0, 0, coef_set->band1);
+       m98088_eq_band(codec, 0, 1, coef_set->band2);
+       m98088_eq_band(codec, 0, 2, coef_set->band3);
+       m98088_eq_band(codec, 0, 3, coef_set->band4);
+       m98088_eq_band(codec, 0, 4, coef_set->band5);
+
+       /* restore original on/off state */
+       snd_soc_update_bits(codec, M98088_REG_49_CFG_LEVEL, M98088_EQ1EN, save);
+}
+
+static void max98088_setup_eq2(struct snd_soc_codec *codec)
+{
+       struct max98088_priv *max98088 = codec->private_data;
+       struct max98088_pdata *pdata = max98088->pdata;
+       struct max98088_eq_cfg *coef_set;
+       int best, best_val, save, i, sel, fs;
+       struct max98088_cdata *cdata;
+
+       cdata = &max98088->dai[1];
+
+       if (!pdata || !cdata->eq_textcnt)
+               return;
+
+       /* Find the selected configuration with nearest sample rate */
+       fs = cdata->rate;
+
+       sel = cdata->eq_sel;
+       best = 0;
+       best_val = INT_MAX;
+       for (i = 0; i < pdata->eq2_cfgcnt; i++) {
+               if (strcmp(pdata->eq2_cfg[i].name, cdata->eq_texts[sel]) == 0 &&
+                   abs(pdata->eq2_cfg[i].rate - fs) < best_val) {
+                       best = i;
+                       best_val = abs(pdata->eq2_cfg[i].rate - fs);
+               }
+       }
+
+       dev_dbg(codec->dev, "Selected %s/%dHz for %dHz sample rate\n",
+               pdata->eq2_cfg[best].name,
+               pdata->eq2_cfg[best].rate, fs);
+
+       /* Disable EQ while configuring, and save current on/off state */
+       save = snd_soc_read(codec, M98088_REG_49_CFG_LEVEL);
+       snd_soc_update_bits(codec, M98088_REG_49_CFG_LEVEL, M98088_EQ2EN, 0);
+
+       coef_set = &pdata->eq2_cfg[sel];
+
+       m98088_eq_band(codec, 1, 0, coef_set->band1);
+       m98088_eq_band(codec, 1, 1, coef_set->band2);
+       m98088_eq_band(codec, 1, 2, coef_set->band3);
+       m98088_eq_band(codec, 1, 3, coef_set->band4);
+       m98088_eq_band(codec, 1, 4, coef_set->band5);
+
+       /* restore original on/off state */
+       snd_soc_update_bits(codec, M98088_REG_49_CFG_LEVEL, M98088_EQ2EN,
+               save);
+}
+
+
+static int max98088_put_eq1_enum(struct snd_kcontrol *kcontrol,
+                                struct snd_ctl_elem_value *ucontrol)
+{
+       struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+       struct max98088_priv *max98088 = codec->private_data;
+       struct max98088_pdata *pdata = max98088->pdata;
+       struct max98088_cdata *cdata;
+       int sel = ucontrol->value.integer.value[0];
+
+       cdata = &max98088->dai[0];
+
+       if (sel >= pdata->eq1_cfgcnt)
+               return -EINVAL;
+
+       cdata->eq_sel = sel;
+       max98088_setup_eq1(codec);
+       return 0;
+}
+
+static int max98088_put_eq2_enum(struct snd_kcontrol *kcontrol,
+                                struct snd_ctl_elem_value *ucontrol)
+{
+       struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+       struct max98088_priv *max98088 = codec->private_data;
+       struct max98088_pdata *pdata = max98088->pdata;
+       struct max98088_cdata *cdata;
+       int sel = ucontrol->value.integer.value[0];
+
+       cdata = &max98088->dai[1];
+
+       if (sel >= pdata->eq2_cfgcnt)
+               return -EINVAL;
+
+       cdata->eq_sel = sel;
+       max98088_setup_eq2(codec);
+       return 0;
+}
+
+static int max98088_get_eq1_enum(struct snd_kcontrol *kcontrol,
+                                struct snd_ctl_elem_value *ucontrol)
+{
+       struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+       struct max98088_priv *max98088 = codec->private_data;
+       struct max98088_cdata *cdata;
+
+       cdata = &max98088->dai[0];
+
+       ucontrol->value.enumerated.item[0] = cdata->eq_sel;
+       return 0;
+}
+
+static int max98088_get_eq2_enum(struct snd_kcontrol *kcontrol,
+                                struct snd_ctl_elem_value *ucontrol)
+{
+       struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+       struct max98088_priv *max98088 = codec->private_data;
+       struct max98088_cdata *cdata;
+
+       cdata = &max98088->dai[1];
+
+       ucontrol->value.enumerated.item[0] = cdata->eq_sel;
+       return 0;
+}
+
+static void max98088_handle_eq1_pdata(struct max98088_priv *max98088)
+{
+       struct snd_soc_codec *codec = &max98088->codec;
+       struct max98088_pdata *pdata = max98088->pdata;
+       struct max98088_cdata *cdata;
+       int ret, i, j;
+
+       struct snd_kcontrol_new eq1control =
+               SOC_ENUM_EXT("EQ1 Mode",
+                       max98088->dai[0].eq_enum,
+                       max98088_get_eq1_enum,
+                       max98088_put_eq1_enum);
+
+       cdata = &max98088->dai[0];
+
+       /* Build an array of texts for the enum API. The number
+        * of texts is likely fewer than the number of configurations
+        * due to multiple sample rates for the same text name. */
+       cdata->eq_textcnt = 0;
+       for (i = 0; i < pdata->eq1_cfgcnt; i++) {
+               for (j = 0; j < cdata->eq_textcnt; j++) {
+                       if (strcmp(pdata->eq1_cfg[i].name,
+                                  cdata->eq_texts[j]) == 0) {
+                               break;
+                       }
+               }
+
+               if (j != cdata->eq_textcnt)
+                       continue;
+
+               /* ...and remember the new version. */
+               cdata->eq_texts[i] = pdata->eq1_cfg[i].name;
+               cdata->eq_textcnt++;
+
+               if (cdata->eq_textcnt >= EQ_CFG_MAX) {
+                       dev_err(codec->dev, "Too many EQ config entries\n");
+                       cdata->eq_textcnt--;
+                       break;
+               }
+       }
+
+       dev_dbg(codec->dev, "Installed %d EQ1 configurations\n",
+               cdata->eq_textcnt);
+
+       /* now point the soc_enum to .texts array items */
+       cdata->eq_enum.texts = cdata->eq_texts;
+       cdata->eq_enum.max = cdata->eq_textcnt;
+
+       BUG_ON(&max98088->codec == 0);
+       BUG_ON((max98088->codec).card == 0);
+
+       ret = snd_soc_add_controls(&max98088->codec, &eq1control, 1);
+       if (ret != 0)
+               dev_err(codec->dev, "Failed to add EQ control: %d\n", ret);
+}
+
+static void max98088_handle_eq2_pdata(struct max98088_priv *max98088)
+{
+       struct snd_soc_codec *codec = &max98088->codec;
+       struct max98088_pdata *pdata = max98088->pdata;
+       struct max98088_cdata *cdata;
+       int ret, i, j;
+
+       struct snd_kcontrol_new eq2control =
+               SOC_ENUM_EXT("EQ2 Mode",
+                       max98088->dai[1].eq_enum,
+                       max98088_get_eq2_enum,
+                       max98088_put_eq2_enum);
+
+       cdata = &max98088->dai[1];
+
+       /* Build an array of texts for the enum API. The number
+        * of texts is likely fewer than the number of configurations
+        * due to multiple sample rates for the same text name. */
+       cdata->eq_textcnt = 0;
+       for (i = 0; i < pdata->eq2_cfgcnt; i++) {
+               for (j = 0; j < cdata->eq_textcnt; j++) {
+                       if (strcmp(pdata->eq2_cfg[i].name,
+                                  cdata->eq_texts[j]) == 0) {
+                               break;
+                       }
+               }
+
+               if (j != cdata->eq_textcnt)
+                       continue;
+
+               cdata->eq_texts[i] = pdata->eq2_cfg[i].name;
+               cdata->eq_textcnt++;
+
+               if (cdata->eq_textcnt >= EQ_CFG_MAX) {
+                       dev_err(codec->dev, "Too many EQ config entries\n");
+                       cdata->eq_textcnt--;
+                       break;
+               }
+       }
+
+       dev_dbg(codec->dev, "Installed %d EQ2 configurations\n",
+               cdata->eq_textcnt);
+
+       /* now point the soc_enum to .texts array items */
+       cdata->eq_enum.texts = cdata->eq_texts;
+       cdata->eq_enum.max = cdata->eq_textcnt;
+
+       ret = snd_soc_add_controls(&max98088->codec, &eq2control, 1);
+       if (ret != 0)
+               printk(KERN_ERR "Failed to add EQ control: %d\n", ret);
+}
+
+static void max98088_handle_pdata(struct max98088_priv *max98088)
+{
+       struct snd_soc_codec *codec = &max98088->codec;
+       struct max98088_pdata *pdata = max98088->pdata;
+       u8 regval = 0;
+
+       if (!pdata)
+               return;
+
+       /* configure mic for analog/digital mic mode */
+       if (pdata->digmic_left_mode)
+               regval |= M98088_DIGMIC_L;
+
+       if (pdata->digmic_right_mode)
+               regval |= M98088_DIGMIC_R;
+
+       max98088->digmic = (regval ? 1 : 0);
+
+       snd_soc_write(codec, M98088_REG_48_CFG_MIC, regval);
+
+       /* configure receiver output */
+       regval = ((pdata->receiver_mode) ? M98088_REC_LINEMODE : 0);
+       snd_soc_update_bits(codec, M98088_REG_2A_MIC_REC_CNTL,
+               M98088_REC_LINEMODE_MASK, regval);
+
+       /* configure equalizers */
+       if (pdata->eq1_cfgcnt)
+               max98088_handle_eq1_pdata(max98088);
+
+       if (pdata->eq2_cfgcnt)
+               max98088_handle_eq2_pdata(max98088);
+}
+
+static int max98088_suspend(struct platform_device *pdev, pm_message_t state)
+{
+       struct snd_soc_device *socdev = platform_get_drvdata(pdev);
+       struct snd_soc_codec *codec = socdev->card->codec;
+
+       max98088_set_bias_level(codec, SND_SOC_BIAS_OFF);
+
+       return 0;
+}
+
+static int max98088_resume(struct platform_device *pdev)
+{
+       struct snd_soc_device *socdev = platform_get_drvdata(pdev);
+       struct snd_soc_codec *codec = socdev->card->codec;
+       int i;
+       u8 *cache = codec->reg_cache;
+
+       max98088_set_bias_level(codec, SND_SOC_BIAS_OFF);
+
+       /* Sync reg_cache with the hardware */
+       for (i = 0; i < M98088_REG_CNT; i++) {
+               if (i == M98088_REG_51_PWR_SYS)
+                       continue;
+
+               if (!max98088_access[i].writable)
+                       continue;
+
+               max98088_hw_write(codec, i, cache[i]);
+       }
+
+       /* now enter into the resume mode bias level */
+       max98088_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
+
+       return 0;
+}
+
+/*
+ * Make sure that a max98088 is attached to the I2C bus.
+ */
+static int max98088_probe(struct platform_device *pdev)
+{
+       struct snd_soc_device *socdev = platform_get_drvdata(pdev);
+       struct snd_soc_codec *codec;
+       struct max98088_priv *max98088;
+       int ret = 0;
+
+       dev_printk(KERN_INFO, &pdev->dev, "MAX98088 Audio CODEC\n");
+
+       if (!max98088_codec) {
+               dev_err(&pdev->dev, "Codec device is not registered\n");
+               return -EINVAL;
+       }
+
+       socdev->card->codec = max98088_codec;
+       codec = max98088_codec;
+       max98088 = codec->private_data;
+
+       /* register pcms */
+       ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1);
+       if (ret < 0) {
+               dev_err(&pdev->dev, "failed to create pcms: %d\n", ret);
+               goto pcm_err;
+       }
+
+       snd_soc_add_controls(codec, max98088_snd_controls,
+                            ARRAY_SIZE(max98088_snd_controls));
+
+       /* install additional amixer controls: EQ and excursion limiter */
+       if (max98088->pdata)
+               max98088_handle_pdata(max98088);
+       else
+               dev_err(&pdev->dev, "No platform data\n");
+
+       max98088_add_widgets(codec);
+
+       ret = snd_soc_init_card(socdev);
+       if (ret < 0) {
+               dev_err(&pdev->dev, "failed to register card\n");
+               goto card_err;
+       }
+
+       return 0;
+
+card_err:
+       snd_soc_free_pcms(socdev);
+       snd_soc_dapm_free(socdev);
+
+pcm_err:
+       return ret;
+}
+
+static int max98088_remove(struct platform_device *pdev)
+{
+       struct snd_soc_device *socdev = platform_get_drvdata(pdev);
+       struct snd_soc_codec *codec = socdev->card->codec;
+
+       if (codec->control_data)
+               max98088_set_bias_level(codec, SND_SOC_BIAS_OFF);
+
+       snd_soc_free_pcms(socdev);
+       snd_soc_dapm_free(socdev);
+
+       return 0;
+}
+
+/* expose to machine driver */
+struct snd_soc_codec_device soc_codec_dev_max98088 = {
+       .probe   = max98088_probe,
+       .remove  = max98088_remove,
+       .suspend = max98088_suspend,
+       .resume  = max98088_resume,
+};
+EXPORT_SYMBOL_GPL(soc_codec_dev_max98088);
+
+
+static int max98088_register(struct max98088_priv *max98088,
+                            enum snd_soc_control_type control)
+
+{
+       int ret, i, version;
+       struct snd_soc_codec *codec = &max98088->codec;
+       struct max98088_cdata *cdata;
+
+       if (max98088_codec) {
+               dev_err(codec->dev, "Another MAX98088 is registered\n");
+               ret = -EINVAL;
+               goto err;
+       }
+
+       mutex_init(&codec->mutex);
+       INIT_LIST_HEAD(&codec->dapm_widgets);
+       INIT_LIST_HEAD(&codec->dapm_paths);
+
+       codec->name = "MAX98088";
+       codec->owner = THIS_MODULE;
+
+       /* setup DAPM event bias level and handler function */
+       codec->bias_level = SND_SOC_BIAS_STANDBY;
+       codec->set_bias_level = max98088_set_bias_level;
+
+       codec->dai = max98088_dai;
+       codec->num_dai = ARRAY_SIZE(max98088_dai);
+       codec->private_data = max98088;
+
+       codec->reg_cache_size = M98088_REG_CNT;
+       codec->reg_cache = &max98088->reg_cache;
+       codec->volatile_register = max98088_volatile_register;
+       codec->cache_sync = 1;
+       memcpy(codec->reg_cache, max98088_reg, sizeof(max98088_reg));
+
+       ret = snd_soc_codec_set_cache_io(codec, 8, 8, control);
+       if (ret != 0) {
+               dev_err(codec->dev, "Failed to set cache I/O: %d\n", ret);
+               goto err;
+       }
+
+       version = snd_soc_read(codec, M98088_REG_FF_REV_ID);
+       dev_dbg(codec->dev, "MAX98088 revision 0x%02X\n", version);
+
+       /* initalize private data */
+
+       max98088->sysclk = (unsigned)-1;
+
+       cdata = &max98088->dai[0];
+       cdata->rate = (unsigned)-1;
+       cdata->fmt  = (unsigned)-1;
+       cdata->eq_textcnt = 0;
+       cdata->eq_sel = 0;
+
+       cdata = &max98088->dai[1];
+       cdata->rate = (unsigned)-1;
+       cdata->fmt  = (unsigned)-1;
+       cdata->eq_textcnt = 0;
+       cdata->eq_sel = 0;
+
+       max98088->power_state = 0; /* INA INB power enable state */
+       max98088->ex_mode = 0; /* excursion limiter mode */
+       max98088->digmic = 0; /* 0=analog, 1=digital */
+       max98088->mic1pre = 0;
+       max98088->mic2pre = 0;
+
+       snd_soc_write(codec, M98088_REG_51_PWR_SYS, M98088_PWRSV);
+
+       /* initialize registers cache to hardware default */
+       max98088_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
+
+       snd_soc_write(codec, M98088_REG_0F_IRQ_ENABLE, 0x00);
+
+       snd_soc_write(codec, M98088_REG_22_MIX_DAC,
+               M98088_DAI1L_TO_DACL|M98088_DAI2L_TO_DACL|
+               M98088_DAI1R_TO_DACR|M98088_DAI2R_TO_DACR);
+
+       snd_soc_write(codec, M98088_REG_4E_BIAS_CNTL, 0xF0);
+       snd_soc_write(codec, M98088_REG_50_DAC_BIAS2, 0x0F);
+
+       snd_soc_write(codec, M98088_REG_16_DAI1_IOCFG,
+               M98088_S1NORMAL|M98088_SDATA);
+
+       snd_soc_write(codec, M98088_REG_1E_DAI2_IOCFG,
+               M98088_S2NORMAL|M98088_SDATA);
+
+       /* power on device */
+       max98088_codec = codec;
+       for (i = 0; i < codec->num_dai; i++)
+               max98088_dai[i].dev = codec->dev;
+
+       ret = snd_soc_register_codec(codec);
+       if (ret != 0) {
+               dev_err(codec->dev, "Failed to register codec: %d\n", ret);
+               goto err;
+       }
+
+       ret = snd_soc_register_dais(&max98088_dai[0], codec->num_dai);
+       if (ret != 0) {
+               dev_err(codec->dev, "Failed to register DAIs: %d\n", ret);
+               goto err_codec;
+       }
+
+       return ret;
+
+err_codec:
+       snd_soc_unregister_codec(codec);
+err:
+       kfree(max98088);
+
+       return ret;
+}
+
+static void max98088_unregister(struct max98088_priv *max98088)
+{
+       struct snd_soc_codec *codec = &max98088->codec;
+       snd_soc_unregister_dais(max98088_dai, codec->num_dai);
+       snd_soc_unregister_codec(codec);
+       kfree(max98088);
+       max98088_codec = NULL;
+}
+
+static int max98088_i2c_probe(struct i2c_client *i2c,
+                            const struct i2c_device_id *id)
+{
+       struct snd_soc_codec *codec;
+       struct max98088_priv *max98088;
+
+       max98088 = kzalloc(sizeof(struct max98088_priv), GFP_KERNEL);
+       if (max98088 == NULL)
+               return -ENOMEM;
+
+       /* codec structure is inside the private data */
+       codec = &(max98088->codec);
+       codec->hw_write = (hw_write_t) i2c_master_send;
+
+       codec->private_data = max98088;
+       i2c_set_clientdata(i2c, max98088);
+       codec->control_data = i2c;
+
+       max98088->pdata = i2c->dev.platform_data;
+
+       codec->dev = &i2c->dev;
+
+       return max98088_register(max98088, SND_SOC_I2C);
+}
+
+static int max98088_i2c_remove(struct i2c_client *client)
+{
+       struct max98088_priv *max98088 = i2c_get_clientdata(client);
+       max98088_unregister(max98088);
+       return 0;
+}
+
+static const struct i2c_device_id max98088_i2c_id[] = {
+       { "max98088", 0 },
+       { }
+};
+MODULE_DEVICE_TABLE(i2c, max98088_i2c_id);
+
+
+static struct i2c_driver max98088_i2c_driver = {
+       .driver = {
+               .name = "MAX98088 I2C Codec",
+               .owner = THIS_MODULE,
+       },
+       .probe  = max98088_i2c_probe,
+       .remove = __devexit_p(max98088_i2c_remove),
+       .id_table = max98088_i2c_id,
+};
+
+static int __init max98088_init(void)
+{
+       int ret;
+
+       ret = i2c_add_driver(&max98088_i2c_driver);
+       if (ret)
+               pr_err("Failed to register max98088 I2C driver: %d\n", ret);
+
+       return ret;
+}
+
+static void __exit max98088_exit(void)
+{
+       i2c_del_driver(&max98088_i2c_driver);
+}
+
+module_init(max98088_init);
+module_exit(max98088_exit);
+
+MODULE_DESCRIPTION("ALSA SoC MAX98088 driver");
+MODULE_AUTHOR("Peter Hsiang, Jesse Marroquin");
+MODULE_LICENSE("GPL");
diff --git a/sound/soc/codecs/max98088.h b/sound/soc/codecs/max98088.h
new file mode 100644
index 0000000..bf6fae9
--- /dev/null
+++ b/sound/soc/codecs/max98088.h
@@ -0,0 +1,193 @@
+/*
+ * max98088.h -- MAX98088 ALSA SoC Audio driver
+ *
+ * Copyright 2010 Maxim Integrated Products
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef _MAX98088_H
+#define _MAX98088_H
+
+/*
+ * MAX98088 Registers Definition
+ */
+#define M98088_REG_00_IRQ_STATUS            0x00
+#define M98088_REG_01_MIC_STATUS            0x01
+#define M98088_REG_02_JACK_STAUS            0x02
+#define M98088_REG_03_BATTERY_VOLTAGE       0x03
+#define M98088_REG_0F_IRQ_ENABLE            0x0F
+#define M98088_REG_10_SYS_CLK               0x10
+#define M98088_REG_11_DAI1_CLKMODE          0x11
+#define M98088_REG_12_DAI1_CLKCFG_HI        0x12
+#define M98088_REG_13_DAI1_CLKCFG_LO        0x13
+#define M98088_REG_14_DAI1_FORMAT           0x14
+#define M98088_REG_15_DAI1_CLOCK            0x15
+#define M98088_REG_16_DAI1_IOCFG            0x16
+#define M98088_REG_17_DAI1_TDM              0x17
+#define M98088_REG_18_DAI1_FILTERS          0x18
+#define M98088_REG_19_DAI2_CLKMODE          0x19
+#define M98088_REG_1A_DAI2_CLKCFG_HI        0x1A
+#define M98088_REG_1B_DAI2_CLKCFG_LO        0x1B
+#define M98088_REG_1C_DAI2_FORMAT           0x1C
+#define M98088_REG_1D_DAI2_CLOCK            0x1D
+#define M98088_REG_1E_DAI2_IOCFG            0x1E
+#define M98088_REG_1F_DAI2_TDM              0x1F
+#define M98088_REG_20_DAI2_FILTERS          0x20
+#define M98088_REG_21_SRC                   0x21
+#define M98088_REG_22_MIX_DAC               0x22
+#define M98088_REG_23_MIX_ADC_LEFT          0x23
+#define M98088_REG_24_MIX_ADC_RIGHT         0x24
+#define M98088_REG_25_MIX_HP_LEFT           0x25
+#define M98088_REG_26_MIX_HP_RIGHT          0x26
+#define M98088_REG_27_MIX_HP_CNTL           0x27
+#define M98088_REG_28_MIX_REC_LEFT          0x28
+#define M98088_REG_29_MIX_REC_RIGHT         0x29
+#define M98088_REG_2A_MIC_REC_CNTL          0x2A
+#define M98088_REG_2B_MIX_SPK_LEFT          0x2B
+#define M98088_REG_2C_MIX_SPK_RIGHT         0x2C
+#define M98088_REG_2D_MIX_SPK_CNTL          0x2D
+#define M98088_REG_2E_LVL_SIDETONE          0x2E
+#define M98088_REG_2F_LVL_DAI1_PLAY         0x2F
+#define M98088_REG_30_LVL_DAI1_PLAY_EQ      0x30
+#define M98088_REG_31_LVL_DAI2_PLAY         0x31
+#define M98088_REG_32_LVL_DAI2_PLAY_EQ      0x32
+#define M98088_REG_33_LVL_ADC_L             0x33
+#define M98088_REG_34_LVL_ADC_R             0x34
+#define M98088_REG_35_LVL_MIC1              0x35
+#define M98088_REG_36_LVL_MIC2              0x36
+#define M98088_REG_37_LVL_INA               0x37
+#define M98088_REG_38_LVL_INB               0x38
+#define M98088_REG_39_LVL_HP_L              0x39
+#define M98088_REG_3A_LVL_HP_R              0x3A
+#define M98088_REG_3B_LVL_REC_L             0x3B
+#define M98088_REG_3C_LVL_REC_R             0x3C
+#define M98088_REG_3D_LVL_SPK_L             0x3D
+#define M98088_REG_3E_LVL_SPK_R             0x3E
+#define M98088_REG_3F_MICAGC_CFG            0x3F
+#define M98088_REG_40_MICAGC_THRESH         0x40
+#define M98088_REG_41_SPKDHP                0x41
+#define M98088_REG_42_SPKDHP_THRESH         0x42
+#define M98088_REG_43_SPKALC_COMP           0x43
+#define M98088_REG_44_PWRLMT_CFG            0x44
+#define M98088_REG_45_PWRLMT_TIME           0x45
+#define M98088_REG_46_THDLMT_CFG            0x46
+#define M98088_REG_47_CFG_AUDIO_IN          0x47
+#define M98088_REG_48_CFG_MIC               0x48
+#define M98088_REG_49_CFG_LEVEL             0x49
+#define M98088_REG_4A_CFG_BYPASS            0x4A
+#define M98088_REG_4B_CFG_JACKDET           0x4B
+#define M98088_REG_4C_PWR_EN_IN             0x4C
+#define M98088_REG_4D_PWR_EN_OUT            0x4D
+#define M98088_REG_4E_BIAS_CNTL             0x4E
+#define M98088_REG_4F_DAC_BIAS1             0x4F
+#define M98088_REG_50_DAC_BIAS2             0x50
+#define M98088_REG_51_PWR_SYS               0x51
+#define M98088_REG_52_DAI1_EQ_BASE          0x52
+#define M98088_REG_84_DAI2_EQ_BASE          0x84
+#define M98088_REG_B6_DAI1_BIQUAD_BASE      0xB6
+#define M98088_REG_C0_DAI2_BIQUAD_BASE      0xC0
+#define M98088_REG_FF_REV_ID                0xFF
+
+#define M98088_REG_CNT                      (0xFF+1)
+
+/* MAX98088 Registers Bit Fields */
+
+/* M98088_REG_14_DAI1_FORMAT, M98088_REG_1C_DAI2_FORMAT */
+       #define M98088_DAI_MAS                  (1<<7)
+       #define M98088_DAI_WCI                  (1<<6)
+       #define M98088_DAI_BCI                  (1<<5)
+       #define M98088_DAI_DLY                  (1<<4)
+       #define M98088_DAI_TDM                  (1<<2)
+       #define M98088_DAI_FSW                  (1<<1)
+       #define M98088_DAI_WS                   (1<<0)
+
+/* M98088_REG_15_DAI1_CLOCK, M98088_REG_1D_DAI2_CLOCK */
+       #define M98088_DAI_BSEL64               (1<<0)
+       #define M98088_DAI_OSR64                (1<<6)
+
+/* M98088_REG_16_DAI1_IOCFG, M98088_REG_1E_DAI2_IOCFG */
+       #define M98088_S1NORMAL                 (1<<6)
+       #define M98088_S2NORMAL                 (2<<6)
+       #define M98088_SDATA                    (3<<0)
+
+/* M98088_REG_18_DAI1_FILTERS, M98088_REG_20_DAI2_FILTERS */
+       #define M98088_DAI_DHF                  (1<<3)
+
+/* M98088_REG_22_MIX_DAC */
+       #define M98088_DAI1L_TO_DACL            (1<<7)
+       #define M98088_DAI1R_TO_DACL            (1<<6)
+       #define M98088_DAI2L_TO_DACL            (1<<5)
+       #define M98088_DAI2R_TO_DACL            (1<<4)
+       #define M98088_DAI1L_TO_DACR            (1<<3)
+       #define M98088_DAI1R_TO_DACR            (1<<2)
+       #define M98088_DAI2L_TO_DACR            (1<<1)
+       #define M98088_DAI2R_TO_DACR            (1<<0)
+
+/* M98088_REG_2A_MIC_REC_CNTL */
+       #define M98088_REC_LINEMODE             (1<<7)
+       #define M98088_REC_LINEMODE_MASK        (1<<7)
+
+/* M98088_REG_35_LVL_MIC1, M98088_REG_36_LVL_MIC2 */
+       #define M98088_MICPRE_MASK              (3<<5)
+       #define M98088_MICPRE_SHIFT             5
+
+/* M98088_REG_3A_LVL_HP_R */
+       #define M98088_HP_MUTE                  (1<<7)
+
+/* M98088_REG_3C_LVL_REC_R */
+       #define M98088_REC_MUTE                 (1<<7)
+
+/* M98088_REG_3E_LVL_SPK_R */
+       #define M98088_SP_MUTE                  (1<<7)
+
+/* M98088_REG_48_CFG_MIC */
+       #define M98088_EXTMIC_MASK              (3<<0)
+       #define M98088_DIGMIC_L                 (1<<5)
+       #define M98088_DIGMIC_R                 (1<<4)
+
+/* M98088_REG_49_CFG_LEVEL */
+       #define M98088_VSEN                     (1<<6)
+       #define M98088_ZDEN                     (1<<5)
+       #define M98088_EQ2EN                    (1<<1)
+       #define M98088_EQ1EN                    (1<<0)
+
+/* M98088_REG_4C_PWR_EN_IN */
+       #define M98088_INAEN                    (1<<7)
+       #define M98088_INBEN                    (1<<6)
+       #define M98088_MBEN                     (1<<3)
+       #define M98088_ADLEN                    (1<<1)
+       #define M98088_ADREN                    (1<<0)
+
+/* M98088_REG_4D_PWR_EN_OUT */
+       #define M98088_HPLEN                    (1<<7)
+       #define M98088_HPREN                    (1<<6)
+       #define M98088_HPEN                     ((1<<7)|(1<<6))
+       #define M98088_SPLEN                    (1<<5)
+       #define M98088_SPREN                    (1<<4)
+       #define M98088_RECEN                    (1<<3)
+       #define M98088_DALEN                    (1<<1)
+       #define M98088_DAREN                    (1<<0)
+
+/* M98088_REG_51_PWR_SYS */
+       #define M98088_SHDNRUN                  (1<<7)
+       #define M98088_PERFMODE                 (1<<3)
+       #define M98088_HPPLYBACK                (1<<2)
+       #define M98088_PWRSV8K                  (1<<1)
+       #define M98088_PWRSV                    (1<<0)
+
+#define M98088_COEFS_PER_BAND               5
+
+#define M98088_BYTE1(w) ((w >> 8) & 0xff)
+#define M98088_BYTE0(w) (w & 0xff)
+
+struct max98088_setup_data {
+       unsigned short i2c_address;
+};
+
+extern struct snd_soc_dai max98088_dai[];
+extern struct snd_soc_codec_device soc_codec_dev_max98088;
+
+#endif
--
1.6.3.3



More information about the Alsa-devel mailing list