ASoC: Replace max98090 Device Driver
authorJerry Wong <jerry.wong@maximintegrated.com>
Wed, 6 Feb 2013 19:02:33 +0000 (11:02 -0800)
committerMark Brown <broonie@opensource.wolfsonmicro.com>
Thu, 7 Feb 2013 12:59:34 +0000 (12:59 +0000)
This patch removes the existing max98090 driver prior to installing a more
complete one.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
sound/soc/codecs/Kconfig
sound/soc/codecs/Makefile
sound/soc/codecs/max98090.c [deleted file]

index 3a847828932ae01e13b2be5ca8f587c0048f17eb..0e368d469764768ff7d113d13531e1d5c1f51ce6 100644 (file)
@@ -44,7 +44,6 @@ config SND_SOC_ALL_CODECS
        select SND_SOC_LM4857 if I2C
        select SND_SOC_LM49453 if I2C
        select SND_SOC_MAX98088 if I2C
-       select SND_SOC_MAX98090 if I2C
        select SND_SOC_MAX98095 if I2C
        select SND_SOC_MAX9850 if I2C
        select SND_SOC_MAX9768 if I2C
@@ -268,9 +267,6 @@ config SND_SOC_LM49453
 config SND_SOC_MAX98088
        tristate
 
-config SND_SOC_MAX98090
-       tristate
-
 config SND_SOC_MAX98095
        tristate
 
index f6e8e36cceb77b60d5c34fc5bec54ece440c6653..aa5631220166e8f35af73211e3da9c0b5e6be1ac 100644 (file)
@@ -34,7 +34,6 @@ snd-soc-lm4857-objs := lm4857.o
 snd-soc-lm49453-objs := lm49453.o
 snd-soc-max9768-objs := max9768.o
 snd-soc-max98088-objs := max98088.o
-snd-soc-max98090-objs := max98090.o
 snd-soc-max98095-objs := max98095.o
 snd-soc-max9850-objs := max9850.o
 snd-soc-mc13783-objs := mc13783.o
@@ -158,7 +157,6 @@ obj-$(CONFIG_SND_SOC_LM4857)        += snd-soc-lm4857.o
 obj-$(CONFIG_SND_SOC_LM49453)   += snd-soc-lm49453.o
 obj-$(CONFIG_SND_SOC_MAX9768)  += snd-soc-max9768.o
 obj-$(CONFIG_SND_SOC_MAX98088) += snd-soc-max98088.o
-obj-$(CONFIG_SND_SOC_MAX98090) += snd-soc-max98090.o
 obj-$(CONFIG_SND_SOC_MAX98095) += snd-soc-max98095.o
 obj-$(CONFIG_SND_SOC_MAX9850)  += snd-soc-max9850.o
 obj-$(CONFIG_SND_SOC_MC13783)  += snd-soc-mc13783.o
diff --git a/sound/soc/codecs/max98090.c b/sound/soc/codecs/max98090.c
deleted file mode 100644 (file)
index c9772ca..0000000
+++ /dev/null
@@ -1,577 +0,0 @@
-/*
- * max98090.c -- MAX98090 ALSA SoC Audio driver
- * based on Rev0p8 datasheet
- *
- * Copyright (C) 2012 Renesas Solutions Corp.
- * Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
- *
- * Based on
- *
- * max98095.c
- * Copyright 2011 Maxim Integrated Products
- *
- * https://github.com/hardkernel/linux/commit/\
- *     3417d7166b17113b3b33b0a337c74d1c7cc313df#sound/soc/codecs/max98090.c
- * Copyright 2011 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/i2c.h>
-#include <linux/module.h>
-#include <linux/regmap.h>
-#include <sound/soc.h>
-#include <sound/tlv.h>
-
-/*
- *
- * MAX98090 Registers Definition
- *
- */
-
-/* RESET / STATUS / INTERRUPT REGISTERS */
-#define MAX98090_0x00_SW_RESET         0x00
-#define MAX98090_0x01_INT_STS          0x01
-#define MAX98090_0x02_JACK_STS         0x02
-#define MAX98090_0x03_INT_MASK         0x03
-
-/* QUICK SETUP REGISTERS */
-#define MAX98090_0x04_SYS_CLK          0x04
-#define MAX98090_0x05_SAMPLE_RATE      0x05
-#define MAX98090_0x06_DAI_IF           0x06
-#define MAX98090_0x07_DAC_PATH         0x07
-#define MAX98090_0x08_MIC_TO_ADC       0x08
-#define MAX98090_0x09_LINE_TO_ADC      0x09
-#define MAX98090_0x0A_ANALOG_MIC_LOOP  0x0A
-#define MAX98090_0x0B_ANALOG_LINE_LOOP 0x0B
-
-/* ANALOG INPUT CONFIGURATION REGISTERS */
-#define MAX98090_0x0D_INPUT_CONFIG     0x0D
-#define MAX98090_0x0E_LINE_IN_LVL      0x0E
-#define MAX98090_0x0F_LINI_IN_CFG      0x0F
-#define MAX98090_0x10_MIC1_IN_LVL      0x10
-#define MAX98090_0x11_MIC2_IN_LVL      0x11
-
-/* MICROPHONE CONFIGURATION REGISTERS  */
-#define MAX98090_0x12_MIC_BIAS_VOL     0x12
-#define MAX98090_0x13_DIGITAL_MIC_CFG  0x13
-#define MAX98090_0x14_DIGITAL_MIC_MODE 0x14
-
-/* ADC PATH AND CONFIGURATION REGISTERS */
-#define MAX98090_0x15_L_ADC_MIX                0x15
-#define MAX98090_0x16_R_ADC_MIX                0x16
-#define MAX98090_0x17_L_ADC_LVL                0x17
-#define MAX98090_0x18_R_ADC_LVL                0x18
-#define MAX98090_0x19_ADC_BIQUAD_LVL   0x19
-#define MAX98090_0x1A_ADC_SIDETONE     0x1A
-
-/* CLOCK CONFIGURATION REGISTERS */
-#define MAX98090_0x1B_SYS_CLK          0x1B
-#define MAX98090_0x1C_CLK_MODE         0x1C
-#define MAX98090_0x1D_ANY_CLK1         0x1D
-#define MAX98090_0x1E_ANY_CLK2         0x1E
-#define MAX98090_0x1F_ANY_CLK3         0x1F
-#define MAX98090_0x20_ANY_CLK4         0x20
-#define MAX98090_0x21_MASTER_MODE      0x21
-
-/* INTERFACE CONTROL REGISTERS */
-#define MAX98090_0x22_DAI_IF_FMT       0x22
-#define MAX98090_0x23_DAI_TDM_FMT1     0x23
-#define MAX98090_0x24_DAI_TDM_FMT2     0x24
-#define MAX98090_0x25_DAI_IO_CFG       0x25
-#define MAX98090_0x26_FILTER_CFG       0x26
-#define MAX98090_0x27_DAI_PLAYBACK_LVL 0x27
-#define MAX98090_0x28_EQ_PLAYBACK_LVL  0x28
-
-/* HEADPHONE CONTROL REGISTERS */
-#define MAX98090_0x29_L_HP_MIX         0x29
-#define MAX98090_0x2A_R_HP_MIX         0x2A
-#define MAX98090_0x2B_HP_CTR           0x2B
-#define MAX98090_0x2C_L_HP_VOL         0x2C
-#define MAX98090_0x2D_R_HP_VOL         0x2D
-
-/* SPEAKER CONFIGURATION REGISTERS */
-#define MAX98090_0x2E_L_SPK_MIX                0x2E
-#define MAX98090_0x2F_R_SPK_MIX                0x2F
-#define MAX98090_0x30_SPK_CTR          0x30
-#define MAX98090_0x31_L_SPK_VOL                0x31
-#define MAX98090_0x32_R_SPK_VOL                0x32
-
-/* ALC CONFIGURATION REGISTERS */
-#define MAX98090_0x33_ALC_TIMING       0x33
-#define MAX98090_0x34_ALC_COMPRESSOR   0x34
-#define MAX98090_0x35_ALC_EXPANDER     0x35
-#define MAX98090_0x36_ALC_GAIN         0x36
-
-/* RECEIVER AND LINE_OUTPUT REGISTERS */
-#define MAX98090_0x37_RCV_LOUT_L_MIX   0x37
-#define MAX98090_0x38_RCV_LOUT_L_CNTL  0x38
-#define MAX98090_0x39_RCV_LOUT_L_VOL   0x39
-#define MAX98090_0x3A_LOUT_R_MIX       0x3A
-#define MAX98090_0x3B_LOUT_R_CNTL      0x3B
-#define MAX98090_0x3C_LOUT_R_VOL       0x3C
-
-/* JACK DETECT AND ENABLE REGISTERS */
-#define MAX98090_0x3D_JACK_DETECT      0x3D
-#define MAX98090_0x3E_IN_ENABLE                0x3E
-#define MAX98090_0x3F_OUT_ENABLE       0x3F
-#define MAX98090_0x40_LVL_CTR          0x40
-#define MAX98090_0x41_DSP_FILTER_ENABLE        0x41
-
-/* BIAS AND POWER MODE CONFIGURATION REGISTERS */
-#define MAX98090_0x42_BIAS_CTR         0x42
-#define MAX98090_0x43_DAC_CTR          0x43
-#define MAX98090_0x44_ADC_CTR          0x44
-#define MAX98090_0x45_DEV_SHUTDOWN     0x45
-
-/* REVISION ID REGISTER */
-#define MAX98090_0xFF_REV_ID           0xFF
-
-#define MAX98090_REG_MAX_CACHED                0x45
-#define MAX98090_REG_END               0xFF
-
-/*
- *
- * MAX98090 Registers Bit Fields
- *
- */
-
-/* MAX98090_0x06_DAI_IF */
-#define MAX98090_DAI_IF_MASK           0x3F
-#define MAX98090_RJ_M                  (1 << 5)
-#define MAX98090_RJ_S                  (1 << 4)
-#define MAX98090_LJ_M                  (1 << 3)
-#define MAX98090_LJ_S                  (1 << 2)
-#define MAX98090_I2S_M                 (1 << 1)
-#define MAX98090_I2S_S                 (1 << 0)
-
-/* MAX98090_0x45_DEV_SHUTDOWN */
-#define MAX98090_SHDNRUN               (1 << 7)
-
-/* codec private data */
-struct max98090_priv {
-       struct regmap *regmap;
-};
-
-static const struct reg_default max98090_reg_defaults[] = {
-       /* RESET / STATUS / INTERRUPT REGISTERS */
-       {MAX98090_0x00_SW_RESET,                0x00},
-       {MAX98090_0x01_INT_STS,                 0x00},
-       {MAX98090_0x02_JACK_STS,                0x00},
-       {MAX98090_0x03_INT_MASK,                0x04},
-
-       /* QUICK SETUP REGISTERS */
-       {MAX98090_0x04_SYS_CLK,                 0x00},
-       {MAX98090_0x05_SAMPLE_RATE,             0x00},
-       {MAX98090_0x06_DAI_IF,                  0x00},
-       {MAX98090_0x07_DAC_PATH,                0x00},
-       {MAX98090_0x08_MIC_TO_ADC,              0x00},
-       {MAX98090_0x09_LINE_TO_ADC,             0x00},
-       {MAX98090_0x0A_ANALOG_MIC_LOOP,         0x00},
-       {MAX98090_0x0B_ANALOG_LINE_LOOP,        0x00},
-
-       /* ANALOG INPUT CONFIGURATION REGISTERS */
-       {MAX98090_0x0D_INPUT_CONFIG,            0x00},
-       {MAX98090_0x0E_LINE_IN_LVL,             0x1B},
-       {MAX98090_0x0F_LINI_IN_CFG,             0x00},
-       {MAX98090_0x10_MIC1_IN_LVL,             0x11},
-       {MAX98090_0x11_MIC2_IN_LVL,             0x11},
-
-       /* MICROPHONE CONFIGURATION REGISTERS  */
-       {MAX98090_0x12_MIC_BIAS_VOL,            0x00},
-       {MAX98090_0x13_DIGITAL_MIC_CFG,         0x00},
-       {MAX98090_0x14_DIGITAL_MIC_MODE,        0x00},
-
-       /* ADC PATH AND CONFIGURATION REGISTERS */
-       {MAX98090_0x15_L_ADC_MIX,               0x00},
-       {MAX98090_0x16_R_ADC_MIX,               0x00},
-       {MAX98090_0x17_L_ADC_LVL,               0x03},
-       {MAX98090_0x18_R_ADC_LVL,               0x03},
-       {MAX98090_0x19_ADC_BIQUAD_LVL,          0x00},
-       {MAX98090_0x1A_ADC_SIDETONE,            0x00},
-
-       /* CLOCK CONFIGURATION REGISTERS */
-       {MAX98090_0x1B_SYS_CLK,                 0x00},
-       {MAX98090_0x1C_CLK_MODE,                0x00},
-       {MAX98090_0x1D_ANY_CLK1,                0x00},
-       {MAX98090_0x1E_ANY_CLK2,                0x00},
-       {MAX98090_0x1F_ANY_CLK3,                0x00},
-       {MAX98090_0x20_ANY_CLK4,                0x00},
-       {MAX98090_0x21_MASTER_MODE,             0x00},
-
-       /* INTERFACE CONTROL REGISTERS */
-       {MAX98090_0x22_DAI_IF_FMT,              0x00},
-       {MAX98090_0x23_DAI_TDM_FMT1,            0x00},
-       {MAX98090_0x24_DAI_TDM_FMT2,            0x00},
-       {MAX98090_0x25_DAI_IO_CFG,              0x00},
-       {MAX98090_0x26_FILTER_CFG,              0x80},
-       {MAX98090_0x27_DAI_PLAYBACK_LVL,        0x00},
-       {MAX98090_0x28_EQ_PLAYBACK_LVL,         0x00},
-
-       /* HEADPHONE CONTROL REGISTERS */
-       {MAX98090_0x29_L_HP_MIX,                0x00},
-       {MAX98090_0x2A_R_HP_MIX,                0x00},
-       {MAX98090_0x2B_HP_CTR,                  0x00},
-       {MAX98090_0x2C_L_HP_VOL,                0x1A},
-       {MAX98090_0x2D_R_HP_VOL,                0x1A},
-
-       /* SPEAKER CONFIGURATION REGISTERS */
-       {MAX98090_0x2E_L_SPK_MIX,               0x00},
-       {MAX98090_0x2F_R_SPK_MIX,               0x00},
-       {MAX98090_0x30_SPK_CTR,                 0x00},
-       {MAX98090_0x31_L_SPK_VOL,               0x2C},
-       {MAX98090_0x32_R_SPK_VOL,               0x2C},
-
-       /* ALC CONFIGURATION REGISTERS */
-       {MAX98090_0x33_ALC_TIMING,              0x00},
-       {MAX98090_0x34_ALC_COMPRESSOR,          0x00},
-       {MAX98090_0x35_ALC_EXPANDER,            0x00},
-       {MAX98090_0x36_ALC_GAIN,                0x00},
-
-       /* RECEIVER AND LINE_OUTPUT REGISTERS */
-       {MAX98090_0x37_RCV_LOUT_L_MIX,          0x00},
-       {MAX98090_0x38_RCV_LOUT_L_CNTL,         0x00},
-       {MAX98090_0x39_RCV_LOUT_L_VOL,          0x15},
-       {MAX98090_0x3A_LOUT_R_MIX,              0x00},
-       {MAX98090_0x3B_LOUT_R_CNTL,             0x00},
-       {MAX98090_0x3C_LOUT_R_VOL,              0x15},
-
-       /* JACK DETECT AND ENABLE REGISTERS */
-       {MAX98090_0x3D_JACK_DETECT,             0x00},
-       {MAX98090_0x3E_IN_ENABLE,               0x00},
-       {MAX98090_0x3F_OUT_ENABLE,              0x00},
-       {MAX98090_0x40_LVL_CTR,                 0x00},
-       {MAX98090_0x41_DSP_FILTER_ENABLE,       0x00},
-
-       /* BIAS AND POWER MODE CONFIGURATION REGISTERS */
-       {MAX98090_0x42_BIAS_CTR,                0x00},
-       {MAX98090_0x43_DAC_CTR,                 0x00},
-       {MAX98090_0x44_ADC_CTR,                 0x06},
-       {MAX98090_0x45_DEV_SHUTDOWN,            0x00},
-};
-
-static const unsigned int max98090_hp_tlv[] = {
-       TLV_DB_RANGE_HEAD(5),
-       0x0,    0x6,    TLV_DB_SCALE_ITEM(-6700, 400, 0),
-       0x7,    0xE,    TLV_DB_SCALE_ITEM(-4000, 300, 0),
-       0xF,    0x15,   TLV_DB_SCALE_ITEM(-1700, 200, 0),
-       0x16,   0x1B,   TLV_DB_SCALE_ITEM(-400, 100, 0),
-       0x1C,   0x1F,   TLV_DB_SCALE_ITEM(150, 50, 0),
-};
-
-static struct snd_kcontrol_new max98090_snd_controls[] = {
-       SOC_DOUBLE_R_TLV("Headphone Volume", MAX98090_0x2C_L_HP_VOL,
-                        MAX98090_0x2D_R_HP_VOL, 0, 31, 0, max98090_hp_tlv),
-};
-
-/* Left HeadPhone Mixer Switch */
-static struct snd_kcontrol_new max98090_left_hp_mixer_controls[] = {
-       SOC_DAPM_SINGLE("DACR Switch", MAX98090_0x29_L_HP_MIX, 1, 1, 0),
-       SOC_DAPM_SINGLE("DACL Switch", MAX98090_0x29_L_HP_MIX, 0, 1, 0),
-};
-
-/* Right HeadPhone Mixer Switch */
-static struct snd_kcontrol_new max98090_right_hp_mixer_controls[] = {
-       SOC_DAPM_SINGLE("DACR Switch", MAX98090_0x2A_R_HP_MIX, 1, 1, 0),
-       SOC_DAPM_SINGLE("DACL Switch", MAX98090_0x2A_R_HP_MIX, 0, 1, 0),
-};
-
-static struct snd_soc_dapm_widget max98090_dapm_widgets[] = {
-       /* Output */
-       SND_SOC_DAPM_OUTPUT("HPL"),
-       SND_SOC_DAPM_OUTPUT("HPR"),
-
-       /* PGA */
-       SND_SOC_DAPM_PGA("HPL Out", MAX98090_0x3F_OUT_ENABLE, 7, 0, NULL, 0),
-       SND_SOC_DAPM_PGA("HPR Out", MAX98090_0x3F_OUT_ENABLE, 6, 0, NULL, 0),
-
-       /* Mixer */
-       SND_SOC_DAPM_MIXER("HPL Mixer", SND_SOC_NOPM, 0, 0,
-                          max98090_left_hp_mixer_controls,
-                          ARRAY_SIZE(max98090_left_hp_mixer_controls)),
-
-       SND_SOC_DAPM_MIXER("HPR Mixer", SND_SOC_NOPM, 0, 0,
-                          max98090_right_hp_mixer_controls,
-                          ARRAY_SIZE(max98090_right_hp_mixer_controls)),
-
-       /* DAC */
-       SND_SOC_DAPM_DAC("DACL", "Hifi Playback", MAX98090_0x3F_OUT_ENABLE, 0, 0),
-       SND_SOC_DAPM_DAC("DACR", "Hifi Playback", MAX98090_0x3F_OUT_ENABLE, 1, 0),
-};
-
-static struct snd_soc_dapm_route max98090_audio_map[] = {
-       /* Output */
-       {"HPL", NULL, "HPL Out"},
-       {"HPR", NULL, "HPR Out"},
-
-       /* PGA */
-       {"HPL Out", NULL, "HPL Mixer"},
-       {"HPR Out", NULL, "HPR Mixer"},
-
-       /* Mixer*/
-       {"HPL Mixer", "DACR Switch", "DACR"},
-       {"HPL Mixer", "DACL Switch", "DACL"},
-
-       {"HPR Mixer", "DACR Switch", "DACR"},
-       {"HPR Mixer", "DACL Switch", "DACL"},
-};
-
-static bool max98090_volatile(struct device *dev, unsigned int reg)
-{
-       if ((reg == MAX98090_0x01_INT_STS)      ||
-           (reg == MAX98090_0x02_JACK_STS)     ||
-           (reg >  MAX98090_REG_MAX_CACHED))
-               return true;
-
-       return false;
-}
-
-static int max98090_dai_hw_params(struct snd_pcm_substream *substream,
-               struct snd_pcm_hw_params *params,
-               struct snd_soc_dai *dai)
-{
-       struct snd_soc_codec *codec = dai->codec;
-       unsigned int val;
-
-       switch (params_rate(params)) {
-       case 96000:
-               val = 1 << 5;
-               break;
-       case 32000:
-               val = 1 << 4;
-               break;
-       case 48000:
-               val = 1 << 3;
-               break;
-       case 44100:
-               val = 1 << 2;
-               break;
-       case 16000:
-               val = 1 << 1;
-               break;
-       case 8000:
-               val = 1 << 0;
-               break;
-       default:
-               dev_err(codec->dev, "unsupported rate\n");
-               return -EINVAL;
-       }
-       snd_soc_update_bits(codec, MAX98090_0x05_SAMPLE_RATE, 0x03F, val);
-
-       return 0;
-}
-
-static int max98090_dai_set_sysclk(struct snd_soc_dai *dai,
-               int clk_id, unsigned int freq, int dir)
-{
-       struct snd_soc_codec *codec = dai->codec;
-       unsigned int val;
-
-       snd_soc_update_bits(codec, MAX98090_0x45_DEV_SHUTDOWN,
-                           MAX98090_SHDNRUN, 0);
-
-       switch (freq) {
-       case 26000000:
-               val = 1 << 7;
-               break;
-       case 19200000:
-               val = 1 << 6;
-               break;
-       case 13000000:
-               val = 1 << 5;
-               break;
-       case 12288000:
-               val = 1 << 4;
-               break;
-       case 12000000:
-               val = 1 << 3;
-               break;
-       case 11289600:
-               val = 1 << 2;
-               break;
-       default:
-               dev_err(codec->dev, "Invalid master clock frequency\n");
-               return -EINVAL;
-       }
-       snd_soc_update_bits(codec, MAX98090_0x04_SYS_CLK, 0xFD, val);
-
-       snd_soc_update_bits(codec, MAX98090_0x45_DEV_SHUTDOWN,
-                           MAX98090_SHDNRUN, MAX98090_SHDNRUN);
-
-       dev_dbg(dai->dev, "sysclk is %uHz\n", freq);
-
-       return 0;
-}
-
-static int max98090_dai_set_fmt(struct snd_soc_dai *dai,
-                               unsigned int fmt)
-{
-       struct snd_soc_codec *codec = dai->codec;
-       int is_master;
-       u8 val;
-
-       /* master/slave mode */
-       switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
-       case SND_SOC_DAIFMT_CBM_CFM:
-               is_master = 1;
-               break;
-       case SND_SOC_DAIFMT_CBS_CFS:
-               is_master = 0;
-               break;
-       default:
-               dev_err(codec->dev, "unsupported clock\n");
-               return -EINVAL;
-       }
-
-       /* format */
-       switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
-       case SND_SOC_DAIFMT_I2S:
-               val = (is_master) ? MAX98090_I2S_M : MAX98090_I2S_S;
-               break;
-       case SND_SOC_DAIFMT_RIGHT_J:
-               val = (is_master) ? MAX98090_RJ_M : MAX98090_RJ_S;
-               break;
-       case SND_SOC_DAIFMT_LEFT_J:
-               val = (is_master) ? MAX98090_LJ_M : MAX98090_LJ_S;
-               break;
-       default:
-               dev_err(codec->dev, "unsupported format\n");
-               return -EINVAL;
-       }
-       snd_soc_update_bits(codec, MAX98090_0x06_DAI_IF,
-                           MAX98090_DAI_IF_MASK, val);
-
-       return 0;
-}
-
-#define MAX98090_RATES SNDRV_PCM_RATE_8000_96000
-#define MAX98090_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE)
-
-static struct snd_soc_dai_ops max98090_dai_ops = {
-       .set_sysclk     = max98090_dai_set_sysclk,
-       .set_fmt        = max98090_dai_set_fmt,
-       .hw_params      = max98090_dai_hw_params,
-};
-
-static struct snd_soc_dai_driver max98090_dai = {
-       .name = "max98090-Hifi",
-       .playback = {
-               .stream_name    = "Playback",
-               .channels_min   = 1,
-               .channels_max   = 2,
-               .rates          = MAX98090_RATES,
-               .formats        = MAX98090_FORMATS,
-       },
-       .ops = &max98090_dai_ops,
-};
-
-static int max98090_probe(struct snd_soc_codec *codec)
-{
-       struct max98090_priv *priv = snd_soc_codec_get_drvdata(codec);
-       struct device *dev = codec->dev;
-       int ret;
-
-       codec->control_data = priv->regmap;
-       ret = snd_soc_codec_set_cache_io(codec, 8, 8, SND_SOC_REGMAP);
-       if (ret < 0) {
-               dev_err(dev, "Failed to set cache I/O: %d\n", ret);
-               return ret;
-       }
-
-       /* Device active */
-       snd_soc_update_bits(codec, MAX98090_0x45_DEV_SHUTDOWN,
-                           MAX98090_SHDNRUN, MAX98090_SHDNRUN);
-
-       return 0;
-}
-
-static int max98090_remove(struct snd_soc_codec *codec)
-{
-       return 0;
-}
-
-static struct snd_soc_codec_driver soc_codec_dev_max98090 = {
-       .probe                  = max98090_probe,
-       .remove                 = max98090_remove,
-       .controls               = max98090_snd_controls,
-       .num_controls           = ARRAY_SIZE(max98090_snd_controls),
-       .dapm_widgets           = max98090_dapm_widgets,
-       .num_dapm_widgets       = ARRAY_SIZE(max98090_dapm_widgets),
-       .dapm_routes            = max98090_audio_map,
-       .num_dapm_routes        = ARRAY_SIZE(max98090_audio_map),
-};
-
-static const struct regmap_config max98090_regmap = {
-       .reg_bits               = 8,
-       .val_bits               = 8,
-       .max_register           = MAX98090_REG_END,
-       .volatile_reg           = max98090_volatile,
-       .cache_type             = REGCACHE_RBTREE,
-       .reg_defaults           = max98090_reg_defaults,
-       .num_reg_defaults       = ARRAY_SIZE(max98090_reg_defaults),
-};
-
-static int max98090_i2c_probe(struct i2c_client *i2c,
-                             const struct i2c_device_id *id)
-{
-       struct max98090_priv *priv;
-       struct device *dev = &i2c->dev;
-       unsigned int val;
-       int ret;
-
-       priv = devm_kzalloc(dev, sizeof(struct max98090_priv),
-                           GFP_KERNEL);
-       if (!priv)
-               return -ENOMEM;
-
-       priv->regmap = devm_regmap_init_i2c(i2c, &max98090_regmap);
-       if (IS_ERR(priv->regmap)) {
-               ret = PTR_ERR(priv->regmap);
-               dev_err(dev, "Failed to init regmap: %d\n", ret);
-               return ret;
-       }
-
-       i2c_set_clientdata(i2c, priv);
-
-       ret = regmap_read(priv->regmap, MAX98090_0xFF_REV_ID, &val);
-       if (ret < 0) {
-               dev_err(dev, "Failed to read device revision: %d\n", ret);
-               return ret;
-       }
-       dev_info(dev, "revision 0x%02x\n", val);
-
-       ret = snd_soc_register_codec(dev,
-                                    &soc_codec_dev_max98090,
-                                    &max98090_dai, 1);
-
-       return ret;
-}
-
-static int max98090_i2c_remove(struct i2c_client *client)
-{
-       snd_soc_unregister_codec(&client->dev);
-       return 0;
-}
-
-static const struct i2c_device_id max98090_i2c_id[] = {
-       { "max98090", 0 },
-       { }
-};
-MODULE_DEVICE_TABLE(i2c, max98090_i2c_id);
-
-static struct i2c_driver max98090_i2c_driver = {
-       .driver = {
-               .name = "max98090",
-               .owner = THIS_MODULE,
-       },
-       .probe          = max98090_i2c_probe,
-       .remove         = max98090_i2c_remove,
-       .id_table       = max98090_i2c_id,
-};
-module_i2c_driver(max98090_i2c_driver);
-
-MODULE_DESCRIPTION("ALSA SoC MAX98090 driver");
-MODULE_AUTHOR("Peter Hsiang, Kuninori Morimoto");
-MODULE_LICENSE("GPL");