[oe-commits] org.oe.dev linux-omap2 git: add ASoC patch for beagleboard and update defconfig
koen commit
oe at amethyst.openembedded.net
Tue Jun 24 18:28:36 UTC 2008
linux-omap2 git: add ASoC patch for beagleboard and update defconfig
Author: koen at openembedded.org
Branch: org.openembedded.dev
Revision: dfea6fd0bc749b7aca0a4aaf81c1afa131ff728a
ViewMTN: http://monotone.openembedded.org/revision/info/dfea6fd0bc749b7aca0a4aaf81c1afa131ff728a
Files:
1
packages/linux/linux-omap2-git/beagleboard/soc.patch
packages/linux/linux-omap2-git/beagleboard/defconfig
packages/linux/linux-omap2_git.bb
Diffs:
#
# mt diff -re4a1dcbb68f844811ac77c084af0fc000ce31580 -rdfea6fd0bc749b7aca0a4aaf81c1afa131ff728a
#
#
#
# add_file "packages/linux/linux-omap2-git/beagleboard/soc.patch"
# content [3c9184ebe013aa4d82f973de0ba1de1e33c85988]
#
# patch "packages/linux/linux-omap2-git/beagleboard/defconfig"
# from [ee94d674aaf20c0ee28445eb6c163c03a82854fe]
# to [600bbe242f5be6ab391dee6f059d75f24458ba99]
#
# patch "packages/linux/linux-omap2_git.bb"
# from [246b9b1219d72b6bbb937d847ce02e263dfc6f69]
# to [f1a11086233115a91201506a5887db9c0968ddee]
#
============================================================
--- packages/linux/linux-omap2-git/beagleboard/soc.patch 3c9184ebe013aa4d82f973de0ba1de1e33c85988
+++ packages/linux/linux-omap2-git/beagleboard/soc.patch 3c9184ebe013aa4d82f973de0ba1de1e33c85988
@@ -0,0 +1,1173 @@
+diff --git a/sound/soc/codecs/Kconfig b/sound/soc/codecs/Kconfig
+index 3903ab7..468536d 100644
+--- a/sound/soc/codecs/Kconfig
++++ b/sound/soc/codecs/Kconfig
+@@ -44,3 +44,7 @@ config SND_SOC_CS4270_VD33_ERRATA
+ config SND_SOC_TLV320AIC3X
+ tristate
+ depends on SND_SOC && I2C
++
++config SND_SOC_TWL4030
++ tristate
++ depends on SND_SOC && I2C
+diff --git a/sound/soc/codecs/Makefile b/sound/soc/codecs/Makefile
+index 4e1314c..d2c0b12 100644
+--- a/sound/soc/codecs/Makefile
++++ b/sound/soc/codecs/Makefile
+@@ -6,6 +6,7 @@ snd-soc-wm9712-objs := wm9712.o
+ snd-soc-wm9713-objs := wm9713.o
+ snd-soc-cs4270-objs := cs4270.o
+ snd-soc-tlv320aic3x-objs := tlv320aic3x.o
++snd-soc-twl4030-objs := twl4030.o
+
+ obj-$(CONFIG_SND_SOC_AC97_CODEC) += snd-soc-ac97.o
+ obj-$(CONFIG_SND_SOC_WM8731) += snd-soc-wm8731.o
+@@ -15,3 +16,4 @@ obj-$(CONFIG_SND_SOC_WM9712) += snd-soc-wm9712.o
+ obj-$(CONFIG_SND_SOC_WM9713) += snd-soc-wm9713.o
+ obj-$(CONFIG_SND_SOC_CS4270) += snd-soc-cs4270.o
+ obj-$(CONFIG_SND_SOC_TLV320AIC3X) += snd-soc-tlv320aic3x.o
++obj-$(CONFIG_SND_SOC_TWL4030) += snd-soc-twl4030.o
+diff --git a/sound/soc/codecs/twl4030.c b/sound/soc/codecs/twl4030.c
+new file mode 100644
+index 0000000..c9eee19
+--- /dev/null
++++ b/sound/soc/codecs/twl4030.c
+@@ -0,0 +1,595 @@
++/*
++ * ALSA SoC TWL4030 codec driver
++ *
++ * Author: Steve Sakoman, <steve at sakoman.com>
++ *
++ * This program is free software; you can redistribute it and/or modify
++ * it under the terms of the GNU General Public License version 2 as
++ * published by the Free Software Foundation.
++ */
++
++#include <linux/module.h>
++#include <linux/moduleparam.h>
++#include <linux/init.h>
++#include <linux/delay.h>
++#include <linux/pm.h>
++#include <linux/i2c.h>
++#include <linux/platform_device.h>
++#include <linux/i2c/twl4030.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 "twl4030.h"
++
++/*
++ * twl4030 register cache & default register settings
++ */
++static const u8 twl4030_reg[TWL4030_CACHEREGNUM] = {
++ 0x00, // this register not used
++ 0x93, // REG_CODEC_MODE (0x1)
++ 0xc3, // REG_OPTION (0x2)
++ 0x00, // REG_UNKNOWN (0x3)
++ 0x00, // REG_MICBIAS_CTL (0x4)
++ 0x34, // REG_ANAMICL (0x5)
++ 0x14, // REG_ANAMICR (0x6)
++ 0x0a, // REG_AVADC_CTL (0x7)
++ 0x00, // REG_ADCMICSEL (0x8)
++ 0x00, // REG_DIGMIXING (0x9)
++ 0x0c, // REG_ATXL1PGA (0xA)
++ 0x0c, // REG_ATXR1PGA (0xB)
++ 0x00, // REG_AVTXL2PGA (0xC)
++ 0x00, // REG_AVTXR2PGA (0xD)
++ 0x01, // REG_AUDIO_IF (0xE)
++ 0x00, // REG_VOICE_IF (0xF)
++ 0x00, // REG_ARXR1PGA (0x10)
++ 0x00, // REG_ARXL1PGA (0x11)
++ 0x6c, // REG_ARXR2PGA (0x12)
++ 0x6c, // REG_ARXL2PGA (0x13)
++ 0x00, // REG_VRXPGA (0x14)
++ 0x00, // REG_VSTPGA (0x15)
++ 0x00, // REG_VRX2ARXPGA (0x16)
++ 0x0c, // REG_AVDAC_CTL (0x17)
++ 0x00, // REG_ARX2VTXPGA (0x18)
++ 0x00, // REG_ARXL1_APGA_CTL (0x19)
++ 0x00, // REG_ARXR1_APGA_CTL (0x1A)
++ 0x4b, // REG_ARXL2_APGA_CTL (0x1B)
++ 0x4b, // REG_ARXR2_APGA_CTL (0x1C)
++ 0x00, // REG_ATX2ARXPGA (0x1D)
++ 0x00, // REG_BT_IF (0x1E)
++ 0x00, // REG_BTPGA (0x1F)
++ 0x00, // REG_BTSTPGA (0x20)
++ 0x00, // REG_EAR_CTL (0x21)
++ 0x24, // REG_HS_SEL (0x22)
++ 0x0a, // REG_HS_GAIN_SET (0x23)
++ 0x00, // REG_HS_POPN_SET (0x24)
++ 0x00, // REG_PREDL_CTL (0x25)
++ 0x00, // REG_PREDR_CTL (0x26)
++ 0x00, // REG_PRECKL_CTL (0x27)
++ 0x00, // REG_PRECKR_CTL (0x28)
++ 0x00, // REG_HFL_CTL (0x29)
++ 0x00, // REG_HFR_CTL (0x2A)
++ 0x00, // REG_ALC_CTL (0x2B)
++ 0x00, // REG_ALC_SET1 (0x2C)
++ 0x00, // REG_ALC_SET2 (0x2D)
++ 0x00, // REG_BOOST_CTL (0x2E)
++ 0x01, // REG_SOFTVOL_CTL (0x2F)
++ 0x00, // REG_DTMF_FREQSEL (0x30)
++ 0x00, // REG_DTMF_TONEXT1H (0x31)
++ 0x00, // REG_DTMF_TONEXT1L (0x32)
++ 0x00, // REG_DTMF_TONEXT2H (0x33)
++ 0x00, // REG_DTMF_TONEXT2L (0x34)
++ 0x00, // REG_DTMF_TONOFF (0x35)
++ 0x00, // REG_DTMF_WANONOFF (0x36)
++ 0x00, // REG_I2S_RX_SCRAMBLE_H (0x37)
++ 0x00, // REG_I2S_RX_SCRAMBLE_M (0x38)
++ 0x00, // REG_I2S_RX_SCRAMBLE_L (0x39)
++ 0x16, // REG_APLL_CTL (0x3A)
++ 0x00, // REG_DTMF_CTL (0x3B)
++ 0x00, // REG_DTMF_PGA_CTL2 (0x3C)
++ 0x00, // REG_DTMF_PGA_CTL1 (0x3D)
++ 0x00, // REG_MISC_SET_1 (0x3E)
++ 0x00, // REG_PCMBTMUX (0x3F)
++ 0x00, // REG_RX_PATH_SEL (0x43)
++ 0x00, // REG_VDL_APGA_CTL (0x44)
++ 0x00, // REG_VIBRA_CTL (0x45)
++ 0x00, // REG_VIBRA_SET (0x46)
++ 0x00, // REG_VIBRA_PWM_SET (0x47)
++ 0x00, // REG_ANAMIC_GAIN (0x48)
++ 0x00, // REG_MISC_SET_2 (0x49)
++};
++
++static void twl4030_dump_registers(void)
++{
++ int i = 0;
++ u8 data;
++
++ printk(KERN_INFO "TWL 4030 Register dump for Audio Module\n");
++
++ for (i = REG_CODEC_MODE; i <= REG_MISC_SET_2; i++) {
++ twl4030_i2c_read_u8(TWL4030_MODULE_AUDIO_VOICE, &data, i);
++ printk(KERN_INFO "Register[0x%02x]=0x%02x\n", i, data);
++ }
++}
++
++struct twl4030_priv {
++ unsigned int dummy;
++};
++
++/*
++ * read twl4030 register cache
++ */
++static inline unsigned int twl4030_read_reg_cache(struct snd_soc_codec *codec,
++ unsigned int reg)
++{
++ u8 *cache = codec->reg_cache;
++
++ return cache[reg];
++}
++
++/*
++ * write twl4030 register cache
++ */
++static inline void twl4030_write_reg_cache(struct snd_soc_codec *codec,
++ u8 reg, u8 value)
++{
++ u8 *cache = codec->reg_cache;
++
++ if (reg >= TWL4030_CACHEREGNUM)
++ return;
++ cache[reg] = value;
++}
++
++/*
++ * write to the twl4030 register space
++ */
++static int twl4030_write(struct snd_soc_codec *codec,
++ unsigned int reg, unsigned int value)
++{
++ twl4030_write_reg_cache(codec, reg, value);
++ return twl4030_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE, value, reg);
++}
++
++static void twl4030_init_chip(void)
++{
++ unsigned char byte;
++ int i;
++
++ twl4030_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE,
++ twl4030_reg[REG_CODEC_MODE] & 0xfd, REG_CODEC_MODE);
++
++ udelay(10); /* 10 ms delay for power settling */
++
++ for (i = REG_OPTION; i <= REG_MISC_SET_2; i++) {
++ twl4030_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE, twl4030_reg[i], i);
++ }
++
++ twl4030_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE,
++ twl4030_reg[REG_CODEC_MODE], REG_CODEC_MODE);
++
++ udelay(10); /* 10 ms delay for power settling */
++
++ /* initiate offset cancellation */
++ twl4030_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE,
++ twl4030_reg[REG_ANAMICL] | 0x80, REG_ANAMICL);
++
++ /* wait for offset cancellation to complete */
++ twl4030_i2c_read_u8(TWL4030_MODULE_AUDIO_VOICE, &byte, REG_ANAMICL);
++ while ((byte & 0x80) == 0x80)
++ twl4030_i2c_read_u8(TWL4030_MODULE_AUDIO_VOICE, &byte, REG_ANAMICL);
++
++ twl4030_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE,
++ twl4030_reg[REG_MISC_SET_1] | 0x02, REG_MISC_SET_1);
++
++ twl4030_dump_registers();
++}
++
++static const struct snd_kcontrol_new twl4030_snd_controls[] = {
++ SOC_DOUBLE_R("Master Playback Volume",
++ REG_ARXL2PGA, REG_ARXR2PGA,
++ 0, 127, 0),
++ SOC_DOUBLE_R("Capture Volume",
++ REG_ATXL1PGA, REG_ATXR1PGA,
++ 0, 127, 0),
++};
++
++/* add non dapm controls */
++static int twl4030_add_controls(struct snd_soc_codec *codec)
++{
++ int err, i;
++
++ for (i = 0; i < ARRAY_SIZE(twl4030_snd_controls); i++) {
++ err = snd_ctl_add(codec->card,
++ snd_soc_cnew(&twl4030_snd_controls[i],
++ codec, NULL));
++ if (err < 0)
++ return err;
++ }
++
++ return 0;
++}
++
++#define TWL4030_PWR 0
++
++static const struct snd_soc_dapm_widget twl4030_dapm_widgets[] = {
++ SND_SOC_DAPM_INPUT("INL"),
++ SND_SOC_DAPM_INPUT("INR"),
++
++ SND_SOC_DAPM_OUTPUT("OUTL"),
++ SND_SOC_DAPM_OUTPUT("OUTR"),
++
++ SND_SOC_DAPM_DAC("DACL", "Left Playback", SND_SOC_NOPM, 0, 0),
++ SND_SOC_DAPM_DAC("DACR", "Right Playback", SND_SOC_NOPM, 0, 0),
++
++ SND_SOC_DAPM_ADC("ADCL", "Left Capture", SND_SOC_NOPM, 0, 0),
++ SND_SOC_DAPM_ADC("ADCR", "Right Capture", SND_SOC_NOPM, 0, 0),
++};
++
++static const char *intercon[][3] = {
++ /* outputs */
++ {"OUTL", NULL, "DACL"},
++ {"OUTR", NULL, "DACR"},
++
++ /* inputs */
++ {"ADCL", NULL, "INL"},
++ {"ADCR", NULL, "INR"},
++
++ /* terminator */
++ {NULL, NULL, NULL},
++};
++
++static int twl4030_add_widgets(struct snd_soc_codec *codec)
++{
++ int i;
++
++ for (i = 0; i < ARRAY_SIZE(twl4030_dapm_widgets); i++)
++ snd_soc_dapm_new_control(codec, &twl4030_dapm_widgets[i]);
++
++ /* set up audio path interconnects */
++ for (i = 0; intercon[i][0] != NULL; i++)
++ snd_soc_dapm_connect_input(codec, intercon[i][0],
++ intercon[i][1], intercon[i][2]);
++
++ snd_soc_dapm_new_widgets(codec);
++ return 0;
++}
++
++static int twl4030_dapm_event(struct snd_soc_codec *codec, int event)
++{
++
++ printk(KERN_INFO "TWL4030 Audio Codec dapm event\n");
++ switch (event) {
++ case SNDRV_CTL_POWER_D0: /* full On */
++ break;
++ case SNDRV_CTL_POWER_D1: /* partial On */
++ case SNDRV_CTL_POWER_D2: /* partial On */
++ break;
++ case SNDRV_CTL_POWER_D3hot: /* off, with power */
++ break;
++ case SNDRV_CTL_POWER_D3cold: /* off, without power */
++ break;
++ }
++ codec->dapm_state = event;
++
++ return 0;
++}
++
++static void twl4030_power_up (struct snd_soc_codec *codec, u8 mode)
++{
++ twl4030_write(codec, REG_CODEC_MODE, mode & ~CODECPDZ);
++ twl4030_write(codec, REG_CODEC_MODE, mode | CODECPDZ);
++ udelay(10);
++
++ u8 popn = twl4030_read_reg_cache(codec, REG_HS_POPN_SET) | (0x40);
++ twl4030_write(codec, REG_HS_POPN_SET, popn);
++
++ u8 hsgain = twl4030_read_reg_cache(codec, REG_HS_GAIN_SET) | (0x0a);
++ twl4030_write(codec, REG_HS_GAIN_SET, hsgain);
++
++ popn = twl4030_read_reg_cache(codec, REG_HS_POPN_SET) | (0x02);
++ twl4030_write(codec, REG_HS_POPN_SET, popn);
++}
++
++static void twl4030_power_down (struct snd_soc_codec *codec)
++{
++ u8 popn = twl4030_read_reg_cache(codec, REG_HS_POPN_SET) & ~(0x02);
++ twl4030_write(codec, REG_HS_POPN_SET, popn);
++
++ u8 hsgain = twl4030_read_reg_cache(codec, REG_HS_GAIN_SET) & ~(0x0f);
++ twl4030_write(codec, REG_HS_GAIN_SET, hsgain);
++
++ popn = twl4030_read_reg_cache(codec, REG_HS_POPN_SET) & ~(0x40);
++ twl4030_write(codec, REG_HS_POPN_SET, popn);
++
++ u8 mode = twl4030_read_reg_cache(codec, REG_CODEC_MODE) & ~CODECPDZ;
++ twl4030_write(codec, REG_CODEC_MODE, mode);
++ udelay(10);
++}
++
++
++static int twl4030_hw_params(struct snd_pcm_substream *substream,
++ struct snd_pcm_hw_params *params)
++{
++ struct snd_soc_pcm_runtime *rtd = substream->private_data;
++ struct snd_soc_device *socdev = rtd->socdev;
++ struct snd_soc_codec *codec = socdev->codec;
++ struct twl4030_priv *twl4030 = codec->private_data;
++
++ twl4030_power_down(codec);
++
++ u8 mode = twl4030_read_reg_cache(codec, REG_CODEC_MODE) & ~CODECPDZ;
++
++ mode &= ~APLL_RATE;
++ switch (params_rate(params)) {
++ case 44100:
++ printk(KERN_INFO "TWL4030 hw params: set rate to 44.1khz\n");
++ mode |= APLL_RATE_44100;
++ break;
++ case 48000:
++ printk(KERN_INFO "TWL4030 hw params: set rate to 48khz\n");
++ mode |= APLL_RATE_48000;
++ break;
++ default:
++ printk(KERN_INFO "TWL4030 hw params: unknown rate %d\n", params_rate(params));
++ return -EINVAL;
++ }
++
++ /* bit size */
++ switch (params_format(params)) {
++ case SNDRV_PCM_FORMAT_S16_LE:
++ printk(KERN_INFO "TWL4030 hw params: set format to S16_LE\n");
++ break;
++ case SNDRV_PCM_FORMAT_S24_LE:
++ printk(KERN_INFO "TWL4030 hw params: set format to S24_LE\n");
++ break;
++ default:
++ printk(KERN_INFO "TWL4030 hw params: unknown format %d\n", params_format(params));
++ return -EINVAL;
++ }
++
++ /* change rate and turn codec back on */
++ twl4030_power_up(codec, mode);
++
++ return 0;
++}
++
++static int twl4030_mute(struct snd_soc_codec_dai *dai, int mute)
++{
++ struct snd_soc_codec *codec = dai->codec;
++
++ u8 ldac_reg = twl4030_read_reg_cache(codec, REG_ARXL2PGA);
++ u8 rdac_reg = twl4030_read_reg_cache(codec, REG_ARXR2PGA);
++
++ if (mute) {
++ printk(KERN_INFO "TWL4030 Audio Codec mute\n");
++ twl4030_write(codec, REG_ARXL2PGA, 0x00);
++ twl4030_write(codec, REG_ARXR2PGA, 0x00);
++ twl4030_write_reg_cache(codec, REG_ARXL2PGA, ldac_reg);
++ twl4030_write_reg_cache(codec, REG_ARXR2PGA, rdac_reg);
++ }
++ else {
++ printk(KERN_INFO "TWL4030 Audio Codec unmute: %02x/%02x\n", ldac_reg, rdac_reg);
++ twl4030_write(codec, REG_ARXL2PGA, ldac_reg);
++ twl4030_write(codec, REG_ARXR2PGA, rdac_reg);
++ }
++
++ return 0;
++}
++
++static int twl4030_set_dai_fmt(struct snd_soc_codec_dai *codec_dai,
++ unsigned int fmt)
++{
++ struct snd_soc_codec *codec = codec_dai->codec;
++ struct twl4030_priv *twl4030 = codec->private_data;
++
++ /* get current format */
++ u8 format = twl4030_read_reg_cache(codec, REG_AUDIO_IF);
++
++ /* set master/slave audio interface */
++ switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
++ case SND_SOC_DAIFMT_CBM_CFM:
++ printk(KERN_INFO "TWL4030 set dai fmt: master\n");
++ format &= ~(AIF_SLAVE_EN);
++ format |= CLK256FS_EN;
++ break;
++ case SND_SOC_DAIFMT_CBS_CFS:
++ printk(KERN_INFO "TWL4030 set dai fmt: slave\n");
++ format &= ~(CLK256FS_EN);
++ format |= AIF_SLAVE_EN;
++ break;
++ default:
++ return -EINVAL;
++ }
++
++ /* interface format */
++ format &= ~AIF_FORMAT;
++ switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
++ case SND_SOC_DAIFMT_I2S:
++ printk(KERN_INFO "TWL4030 set dai fmt: i2s\n");
++ format |= AIF_FORMAT_CODEC;
++ break;
++ default:
++ return -EINVAL;
++ }
++
++ /* turn off codec before changing format */
++ twl4030_power_down(codec);
++
++ /* change format */
++ twl4030_write(codec, REG_AUDIO_IF, format);
++
++ u8 mode = twl4030_read_reg_cache(codec, REG_CODEC_MODE);
++ twl4030_power_up(codec, mode);
++
++ return 0;
++}
++
++#define TWL4030_RATES SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000
++#define TWL4030_FORMATS SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FORMAT_S24_LE
++
++struct snd_soc_codec_dai twl4030_dai = {
++ .name = "twl4030",
++ .playback = {
++ .stream_name = "Playback",
++ .channels_min = 2,
++ .channels_max = 2,
++ .rates = TWL4030_RATES,
++ .formats = TWL4030_FORMATS,},
++ .capture = {
++ .stream_name = "Capture",
++ .channels_min = 2,
++ .channels_max = 2,
++ .rates = TWL4030_RATES,
++ .formats = TWL4030_FORMATS,},
++ .ops = {
++ .hw_params = twl4030_hw_params,
++ },
++ .dai_ops = {
++ .digital_mute = twl4030_mute,
++ .set_fmt = twl4030_set_dai_fmt,
++ }
++};
++
++EXPORT_SYMBOL_GPL(twl4030_dai);
++
++static int twl4030_suspend(struct platform_device *pdev, pm_message_t state)
++{
++ struct snd_soc_device *socdev = platform_get_drvdata(pdev);
++ struct snd_soc_codec *codec = socdev->codec;
++
++ printk(KERN_INFO "TWL4030 Audio Codec suspend\n");
++ twl4030_dapm_event(codec, SNDRV_CTL_POWER_D3cold);
++
++ return 0;
++}
++
++static int twl4030_resume(struct platform_device *pdev)
++{
++ struct snd_soc_device *socdev = platform_get_drvdata(pdev);
++ struct snd_soc_codec *codec = socdev->codec;
++ int i;
++ u16 *cache = codec->reg_cache;
++
++ printk(KERN_INFO "TWL4030 Audio Codec resume\n");
++ /* Sync reg_cache with the hardware */
++ for (i = REG_CODEC_MODE; i <= REG_MISC_SET_2; i++) {
++ twl4030_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE, cache[i], i);
++ }
++ twl4030_dapm_event(codec, SNDRV_CTL_POWER_D3hot);
++ twl4030_dapm_event(codec, codec->suspend_dapm_state);
++ return 0;
++}
++
++/*
++ * initialize the driver
++ * register the mixer and dsp interfaces with the kernel
++ */
++
++static int twl4030_init(struct snd_soc_device *socdev)
++{
++ struct snd_soc_codec *codec = socdev->codec;
++ int ret = 0;
++
++ printk(KERN_INFO "TWL4030 Audio Codec init \n");
++
++ twl4030_init_chip();
++
++ codec->name = "twl4030";
++ codec->owner = THIS_MODULE;
++ codec->read = twl4030_read_reg_cache;
++ codec->write = twl4030_write;
++%s
>>> DIFF TRUNCATED @ 16K
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