static void set_bias (struct snd_soc_codec *codec, int mode)
{
P("BIAS Control (%x)", mode);
/* Set MIC BIAS */
/* VOICECALL, VOICEMEMO */
if ((mode & 0xf0) == MM_AUDIO_VOICECALL ||
(mode & 0xf0) == MM_AUDIO_VOICEMEMO)
{
if( mode == MM_AUDIO_VOICECALL_RCV ||
mode == MM_AUDIO_VOICEMEMO_MAIN ||
mode == MM_AUDIO_VOICEMEMO_SUB)
{
P("Main Mic");
mic_set_path(AK4671_MIC_PATH_MAIN);
}
else if ( mode== MM_AUDIO_VOICECALL_SPK )
{
P("Sub Mic");
mic_set_path(AK4671_MIC_PATH_SUB);
}
P("Mic En : 1");
mic_enable(1);
}
else
{
P("Mic En : 0");
mic_enable(0);
}
/* Disable Mics for all BT operations */
if ((mode & 0x0f) == MM_AUDIO_OUT_BT)
{
P("Mic En : 0");
mic_enable(0);
}
/* Set AMP BIAS */
/* SPK, EARJACK, VOICEMEMO */
if ((mode & 0x0f) == MM_AUDIO_OUT_SPK ||
(mode & 0x0f) == MM_AUDIO_OUT_HP ||
(mode & 0x0f) == MM_AUDIO_OUT_SPK_HP ||
(mode & 0x0f) == MM_AUDIO_OUT_RING_SPK_HP ||
(mode & 0xf0) == MM_AUDIO_VOICEMEMO )
{
if (mode != MM_AUDIO_VOICECALL_BT)
amp_enable(1);
} else
amp_enable(0);
}
static int ak4671_set_mic_path(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
P("");
if (ucontrol->value.integer.value[0] == 0) { // MAIN MIC
mic_set_path(AK4671_MIC_PATH_MAIN);
} else if (ucontrol->value.integer.value[0] == 1) { // SUB MIC
mic_set_path(AK4671_MIC_PATH_SUB);
} else {
P("invalid Mic value");
return -1;
}
ak4671_mic_path = ucontrol->value.integer.value[0];
return 1;
}
static int ak4671_probe(struct platform_device *pdev)
{
struct snd_soc_device *socdev = platform_get_drvdata(pdev);
struct ak4671_setup_data *setup;
struct snd_soc_codec *codec;
struct ak4671_priv *ak4671;
int ret = 0;
printk(KERN_INFO "AK4671 Audio Codec %s", AK4671_VERSION);
/* Board Specific function */
audio_init();
if (amp_init() < 0)
printk("amp init failed.\n");
audio_power(1);
ak4671_power = 1;
amp_set_path(AK4671_AMP_PATH_SPK);
mic_set_path(AK4671_MIC_PATH_MAIN);
ret = device_create_file(&pdev->dev, &dev_attr_ak4671_control);
setup = socdev->codec_data;
codec = kzalloc(sizeof(struct snd_soc_codec), GFP_KERNEL);
if (codec == NULL)
return -ENOMEM;
ak4671 = kzalloc(sizeof(struct ak4671_priv), GFP_KERNEL);
if (ak4671 == NULL) {
kfree(codec);
return -ENOMEM;
}
codec->private_data = ak4671;
socdev->codec = codec;
mutex_init(&codec->mutex);
INIT_LIST_HEAD(&codec->dapm_widgets);
INIT_LIST_HEAD(&codec->dapm_paths);
ak4671_socdev = socdev;
#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
if (setup->i2c_address) {
normal_i2c[0] = setup->i2c_address;
codec->hw_write = (hw_write_t)i2c_master_send;
codec->hw_read = (hw_read_t)i2c_master_recv;
ret = i2c_add_driver(&ak4671_i2c_driver);
if (ret != 0)
printk(KERN_ERR "can't add i2c driver");
}
#else
/* Add other interfaces here */
#endif
if (ret != 0) {
kfree(codec->private_data);
kfree(codec);
}
return ret;
}
int path_enable(struct snd_soc_codec *codec, int mode)
{
P("Enable PATH : 0x%x\n", mode);
/* general init register */
if(mode) {
//codec->write(codec, 0x02, 0x01); // PLL Mode and Power up
codec->write(codec, 0x01, reg_pll_mode);
codec->write(codec, 0x02, 0x03); // PLL Mode and Power up, Master Mode
codec->write(codec, 0x03, 0x03); // I2S mode
}
/* Set gain value */
set_path_gain(codec, mode);
/* Set path register sequence */
switch(mode) {
case 0:
break;
case MM_AUDIO_PLAYBACK_RCV :
//P("set MM_AUDIO_PLAYBACK_RCV");
codec->write(codec, 0x09, 0x01); // D/A Lch -> Lout1
codec->write(codec, 0x0A, 0x01); // D/A Rch -> Rout1
codec->write(codec, 0x00, 0x01); // VCOM power up
mdelay(1); // wait 100ns
codec->write(codec, 0x00, 0xC1); // D/A power-up
codec->write(codec, 0x0F, 0x04); // LOPS1="1",use for pop noise cancel
mdelay(1); // wait 100ns
codec->write(codec, 0x0F, 0x07); // PML01, PMRO1 power-up
mdelay(30); // wait more than 30ms
codec->write(codec, 0x0F, 0x23); // LOPS1='0', RCV mono
break;
case MM_AUDIO_PLAYBACK_SPK :
case MM_AUDIO_PLAYBACK_HP :
case MM_AUDIO_PLAYBACK_SPK_HP :
//P("set MM_AUDIO_PLAYBACK_SPK, HP, SPK_HP");
codec->write(codec, 0x0B, 0x01); // D/A Lch -> Lout2
codec->write(codec, 0x0C, 0x01); // D/A Rch -> Rout2
codec->write(codec, 0x00, 0x01); // VCOM power up
mdelay(1); // wait 100ns
codec->write(codec, 0x00, 0xC1); // D/A power-up
codec->write(codec, 0x10, 0x63); // PMLO2,PMRO2,PMLO2S,PMRO2s='1'
mdelay(1); // wait 100ns
codec->write(codec, 0x10, 0x67); // MUTEN='1'
break;
case MM_AUDIO_PLAYBACK_BT :
//P("set MM_AUDIO_PLAYBACK_BT");
codec->write(codec, 0x15, 0x00); // 5-band EQ Rch=STDI Rch
codec->write(codec, 0x15, 0x41); // SRC-A = MIX Rch
mdelay(1); // wait 100ns
codec->write(codec, 0x00, 0x01); // PMPCM, PMSRA='1', PCM ref = BICKA
mdelay(40);
break;
case MM_AUDIO_VOICECALL_RCV :
//P("set MM_AUDIO_VOICECALL_RCV");
codec->write(codec, 0x0F, 0x20); // RCP/RCN mode
codec->write(codec, 0x11, 0xA0); // LOP/LON, gain=0dB
codec->write(codec, 0x0A, 0x20); // MIC-AMP Rch -> RCP/RCN
codec->write(codec, 0x0D, 0x20); // MIC-AMP Lch -> LOP/LON
codec->write(codec, 0x04, 0x9C); // MIC-AMP Lch=IN1+/-, IN4+/- Differential Input
codec->write(codec, 0x00, 0x01); // VCOM power-up
codec->write(codec, 0x00, 0x0D); // MIC-AMP, A/D power-up
codec->write(codec, 0x06, 0x03); // PMLOOPL, PMLOOPR power-up
codec->write(codec, 0x0F, 0x27); // PMLO1, PMRO1 power-up
mdelay(1);
codec->write(codec, 0x0F, 0x23); // LOPS1=0
codec->write(codec, 0x11, 0xA4); // LOPS3=1, use for pop noise cancel
codec->write(codec, 0x11, 0xA7); // PMLO3, PMRO3 power-up
mdelay(30); // Wait more than 30ms(Output capacitor=1uF, AVDD=3.3V)
codec->write(codec, 0x11, 0xA3); // LOPS3=0
/* MIC-AMP Rch + A/P Rch => RCP/RCN */
codec->write(codec, 0x00, 0x8D); // DAC-Rch power-up
mdelay(2);
codec->write(codec, 0x0A, 0x21); // (MIC-AMP-Rch mixing DAC-Rch) to RCP/RCN
break;
case MM_AUDIO_VOICECALL_SPK :
case MM_AUDIO_VOICECALL_HP :
case MM_AUDIO_VOICECALL_SPK_LOOP:
//P("set MM_AUDIO_VOICECALL_SPK,HP");
codec->write(codec, 0x0C, 0x20); // MIC-AMP-Lch to Lout2
codec->write(codec, 0x10, 0x08); // MIC-AMP-Lch to Rout2
codec->write(codec, 0x0D, 0x20); // MIC-AMP Lch -> LOP/LON
codec->write(codec, 0x11, 0xA0); // LOP/LON gain=0dB
if (mode == MM_AUDIO_VOICECALL_SPK || mode == MM_AUDIO_VOICECALL_SPK_LOOP)
codec->write(codec, 0x04, 0x8D); // MIC-AMP Lch= LIN2, Rch= IN4+/-
//codec->write(codec, 0x04, 0x0D); // MIC-AMP Lch= LIN2, Rch= RIN4
else
codec->write(codec, 0x04, 0xCE); // MIC-AMP Lch=IN3+/-, Rch=IN4+/-
/* Other setting if needed except for power setting */
codec->write(codec, 0x00, 0x01); // VCOM power-up
codec->write(codec, 0x06, 0x03); // PMLOOPL, PMLOOPR power-up
codec->write(codec, 0x00, 0x0D); // MIC-AMP power-up
codec->write(codec, 0x10, 0x73); // PMLO2, PMRO2, PMLO2S,PMRO2s=1
codec->write(codec, 0x10, 0x77); // MUTEN=1
codec->write(codec, 0x11, 0xA4); // LOPS3=1, use for pop noise cancel
codec->write(codec, 0x11, 0xA7); // PMLO3, PMRO3 power-up
mdelay(30); // Wait more than 30ms(Output capacitor=1uF, AVDD=3.3V)
codec->write(codec, 0x11, 0xA3); // LOPS3=0
/* MIC-AMP Rch + A/P Rch => Lout2/Rout2 */
codec->write(codec, 0x00, 0xCD); // DAC-Rch power-up
mdelay(2);
codec->write(codec, 0x0B, 0x01); // (MIC-AMP-Rch mixing DAC-Rch) to Lout2
codec->write(codec, 0x0C, 0x21); // (MIC-AMP-Rch mixing DAC-Rch) to Rout2
break;
case MM_AUDIO_VOICECALL_BT :
//P("set MM_AUDIO_VOICECALL_BT");
codec->write(codec, 0x01, 0xF8); // fs=44.1kHz, MCKI=19.2MHz input
codec->write(codec, 0x11, 0xA0); // LOP/LON, gain=0dB
codec->write(codec, 0x0D, 0x01); // D/A Lch -> LOP/LON
codec->write(codec, 0x04, 0xCE); // MIC-AMP Rch= IN4+/- be selected
codec->write(codec, 0x15, 0x14); // 5-band EQ Lch=SRC-B, Rch=SVOLA Rch
codec->write(codec, 0x19, 0x41); // OVOLC, SRC-A : Rch
codec->write(codec, 0x00, 0x01); // VCOM power-up
mdelay(40);
codec->write(codec, 0x00, 0x69); // PMVCM, PMMICR, PMADR, PMDAL, PMDAR power up
codec->write(codec, 0x53, 0x17); // PLLBT1,PMSRA/B, PMPCM power up
mdelay(40); //PLLBT lock time: max 40ms (base on BICKA)
codec->write(codec, 0x11, 0xA4); // LOPS3=1, use for pop noise cancel
mdelay(1); // Wait more than 100ns
codec->write(codec, 0x11, 0xA7); // PMLO3, PMRO3 power-up
mdelay(100); // Wait more than 100ms
// (Output capacitor=1uF, AVDD=3.3V)
codec->write(codec, 0x11, 0xA3); // LOPS3=0
/* Mixing ADC Rch and A/P Rch */
codec->write(codec, 0x15, 0x18); // Lch: from SRC-B;
//Rch: from (SVOLA Rch + SDTI Rch)
break;
case MM_AUDIO_VOICEMEMO_MAIN :
//P("set MM_AUDIO_VOICEMEMO_MAIN");
mic_set_path(AK4671_MIC_PATH_MAIN);
codec->write(codec, 0x04, 0x14); // => MIC-AMP Lch=IN1+/-
codec->write(codec, 0x0B, 0x01); // D/A Lch -> Lout2
codec->write(codec, 0x0C, 0x01); // D/A Rch -> Rout2
codec->write(codec, 0x00, 0x01); // => VCOM power-up
mdelay(2); // Wait more than 100ns
codec->write(codec, 0x00, 0xD5); // D/A power-up
codec->write(codec, 0x10, 0x63); // PMLO2,PMRO2,PMLO2S,PMRO2s='1'
mdelay(1); // wait 100ns
codec->write(codec, 0x10, 0x67); // MUTEN='1'
break;
case MM_AUDIO_VOICEMEMO_SUB :
//P("set MM_AUDIO_VOICEMEMO_SUB");
mic_set_path(AK4671_MIC_PATH_SUB);
codec->write(codec, 0x04, 0x04); // => MIC-AMP Lch=LIN2
codec->write(codec, 0x0B, 0x01); // D/A Lch -> Lout2
codec->write(codec, 0x0C, 0x01); // D/A Rch -> Rout2
codec->write(codec, 0x00, 0x01); // => VCOM power-up
mdelay(2); // Wait more than 100ns
codec->write(codec, 0x00, 0xD5); // D/A power-up
codec->write(codec, 0x10, 0x63); // PMLO2,PMRO2,PMLO2S,PMRO2s='1'
mdelay(1); // wait 100ns
codec->write(codec, 0x10, 0x67); // MUTEN='1'
break;
case MM_AUDIO_VOICEMEMO_EAR :
//P("set MM_AUDIO_VOICEMEMO_EAR");
codec->write(codec, 0x04, 0x42); // => MIC-AMP Lch=IN3+/-
codec->write(codec, 0x0B, 0x01); // D/A Lch -> Lout2
codec->write(codec, 0x0C, 0x01); // D/A Rch -> Rout2
codec->write(codec, 0x00, 0x01); // => VCOM power-up
mdelay(2); // Wait more than 100ns
codec->write(codec, 0x00, 0xD5); // D/A power-up
codec->write(codec, 0x10, 0x63); // PMLO2,PMRO2,PMLO2S,PMRO2s='1'
mdelay(1); // wait 100ns
codec->write(codec, 0x10, 0x67); // MUTEN='1'
break;
case MM_AUDIO_VOICEMEMO_BT :
//P("set MM_AUDIO_VOICEMEMO_BT");
codec->write(codec, 0x59, 0x10); // => SDTO Lch=SRC-B
codec->write(codec, 0x00, 0x01); // => VCOM power-up
mdelay(2); //Wait more than 100ns
codec->write(codec, 0x53, 0x0F); // => PMPCM,PMSRA, PMSRB=1
// PCM reference= BICKA(VCOCBT=10kohm&4.7nF)
mdelay(40); // Lock time= 40ms
break;
default :
printk("[SOUND MODE] invalid mode!!! \n");
}
set_bias(codec, mode);
return 0;
}
int path_enable(struct snd_soc_codec *codec, int mode)
{
P("Enable PATH : 0x%02x\n", mode);
/* general init register */
if(mode) {
//codec->write(codec, 0x02, 0x01); // PLL Mode and Power up
codec->write(codec, 0x01, reg_pll_mode);
codec->write(codec, 0x02, 0x03); // PLL Mode and Power up, Master Mode
codec->write(codec, 0x03, 0x03); // I2S mode
}
/* Set gain value */
set_codec_gain(codec, mode);
/* Set Bias */
set_bias(codec, mode);
/* Set path register sequence */
switch(mode) {
case 0:
break;
case MM_AUDIO_PLAYBACK_RCV :
P("set MM_AUDIO_PLAYBACK_RCV");
codec->write(codec, 0x09, 0x01); // D/A Lch -> Lout1
codec->write(codec, 0x0A, 0x01); // D/A Rch -> Rout1
codec->write(codec, 0x00, 0x01); // VCOM power up
mdelay(1); // wait 100ns
codec->write(codec, 0x00, 0xC1); // D/A power-up
codec->write(codec, 0x0F, 0x04); // LOPS1="1",use for pop noise cancel
mdelay(1); // wait 100ns
codec->write(codec, 0x0F, 0x07); // PML01, PMRO1 power-up
mdelay(30); // wait more than 300ms
codec->write(codec, 0x0F, 0x23); // LOPS1='0', RCV mono
break;
case MM_AUDIO_PLAYBACK_SPK :
case MM_AUDIO_PLAYBACK_HP :
case MM_AUDIO_PLAYBACK_SPK_HP :
case MM_AUDIO_PLAYBACK_RING_SPK_HP :
P("set MM_AUDIO_PLAYBACK_SPK");
codec->write(codec, 0x0B, 0x01); // D/A Lch -> Lout2
codec->write(codec, 0x0C, 0x01); // D/A Rch -> Rout2
codec->write(codec, 0x00, 0x01); // VCOM power up
mdelay(1); // wait 100ns
codec->write(codec, 0x00, 0xC1); // D/A power-up
codec->write(codec, 0x10, 0x63); // PMLO2,PMRO2,PMLO2S,PMRO2s='1'
mdelay(1); // wait 100ns
codec->write(codec, 0x10, 0x67); // MUTEN='1'
if (mode != MM_AUDIO_PLAYBACK_SPK)
mdelay(130);
break;
case MM_AUDIO_PLAYBACK_BT :
P("set MM_AUDIO_PLAYBACK_BT");
codec->write(codec, 0x15, 0x00); // 5-band EQ Rch=STDI Rch
codec->write(codec, 0x15, 0x41); // SRC-A = MIX Rch
mdelay(1); // wait 100ns
codec->write(codec, 0x00, 0x01); // PMPCM, PMSRA='1', PCM ref = BICKA
mdelay(40);
break;
case MM_AUDIO_VOICECALL_RCV :
P("set MM_AUDIO_VOICECALL_RCV");
codec->write(codec, 0x0F, 0x20); // RCP/RCN mode
codec->write(codec, 0x11, 0xA0); // LOP/LON, gain=0dB
codec->write(codec, 0x0A, 0x20); // MIC-AMP Rch -> RCP/RCN
codec->write(codec, 0x0D, 0x20); // MIC-AMP Lch -> LOP/LON
codec->write(codec, 0x04, 0x9C); // MIC-AMP Lch=IN1+/-, IN4+/- Differential Input
codec->write(codec, 0x00, 0x01); // VCOM power-up
codec->write(codec, 0x00, 0x0D); // MIC-AMP, A/D power-up
codec->write(codec, 0x06, 0x03); // PMLOOPL, PMLOOPR power-up
codec->write(codec, 0x0F, 0x27); // PMLO1, PMRO1 power-up
mdelay(1);
codec->write(codec, 0x0F, 0x23); // LOPS1=0
codec->write(codec, 0x11, 0x24); // LOPS3=1, use for pop noise cancel
codec->write(codec, 0x11, 0x27); // PMLO3, PMRO3 power-up
mdelay(30); // Wait more than 300ms(Output capacitor=1uF, AVDD=3.3V)
codec->write(codec, 0x11, 0x23); // LOPS3=0
/* MIC-AMP Rch + A/P Rch => RCP/RCN */
codec->write(codec, 0x00, 0x8D); // DAC-Rch power-up
mdelay(2);
codec->write(codec, 0x0A, 0x21); // (MIC-AMP-Rch mixing DAC-Rch) to RCP/RCN
break;
case MM_AUDIO_VOICECALL_SPK :
case MM_AUDIO_VOICECALL_HP :
{
P("set MM_AUDIO_VOICECALL_SPK,HP");
if (mode == MM_AUDIO_VOICECALL_SPK)
codec->write(codec, 0x04, 0x9C);// MIC-AMP Lch= IN3+/-, Rch= IN4+/-
if(tty_mode == 2) {
codec->write(codec, 0x0F, 0x20);// RCP/RCN mode
codec->write(codec, 0x0A, 0x20);// MIC-AMP Rch -> RCP/RCN
}
else {
codec->write(codec, 0x0C, 0x20);// MIC-AMP-Lch to Lout2
codec->write(codec, 0x10, 0x08);// MIC-AMP-Lch to Rout2
}
codec->write(codec, 0x0D, 0x20);// MIC-AMP Lch -> LOP/LON
if (mode == MM_AUDIO_VOICECALL_SPK)
codec->write(codec, 0x11, 0x20);// LOP/LON gain=-6dB
else // HP
codec->write(codec, 0x11, 0xA0);// LOP/LON gain=0dB
if ((mode == MM_AUDIO_VOICECALL_SPK)|(tty_mode == 3)) {
codec->write(codec, 0x04, 0x9C);// MIC-AMP Lch= IN3+/-, Rch= IN4+/-
}
else
codec->write(codec, 0x04, 0xCE);// MIC-AMP Lch=IN3+/-, Rch=IN4+/-
/* Other setting if needed except for power setting */
codec->write(codec, 0x00, 0x01); // VCOM power-up
codec->write(codec, 0x06, 0x03); // PMLOOPL, PMLOOPR power-up
codec->write(codec, 0x00, 0x0D); // MIC-AMP power-up
if(tty_mode == 2) {
codec->write(codec, 0x0F, 0x27);// PMLO1, PMRO1 power-up
mdelay(1);
codec->write(codec, 0x0F, 0x23);// LOPS1=0
}
else {
codec->write(codec, 0x10, 0x73);// PMLO2, PMRO2, PMLO2S,PMRO2s=1
codec->write(codec, 0x10, 0x77);// MUTEN=1
}
if ((mode == MM_AUDIO_VOICECALL_SPK)|(tty_mode == 2))
codec->write(codec, 0x11, 0x24);// LOPS3=1, use for pop noise cancel
else // HP
codec->write(codec, 0x11, 0xA4);// LOPS3=1, use for pop noise cancel
if ((mode == MM_AUDIO_VOICECALL_SPK)|(tty_mode == 2))
codec->write(codec, 0x11, 0x27);// PMLO3, PMRO3 power-up
else // HP
codec->write(codec, 0x11, 0xA7);// PMLO3, PMRO3 power-up
mdelay(30); // Wait more than 300ms(Output capacitor=1uF, AVDD=3.3V)
if ((mode == MM_AUDIO_VOICECALL_SPK)|(tty_mode == 2))
codec->write(codec, 0x11, 0x23); // LOPS3=0 , gain = -6dB
else // HP
codec->write(codec, 0x11, 0xA3); // LOPS3=0 , gain = 0dB
/* MIC-AMP Rch + A/P Rch => Lout2/Rout2 */
if(tty_mode == 2) {
codec->write(codec, 0x00, 0x8D);// DAC-Rch power-up
mdelay(2);
codec->write(codec, 0x0A, 0x21);// (MIC-AMP-Rch mixing DAC-Rch) to RCP/RCN
}
else {
codec->write(codec, 0x00, 0xCD);// DAC-Rch power-up
mdelay(2);
codec->write(codec, 0x0B, 0x01);// (MIC-AMP-Rch mixing DAC-Rch) to Lout2
codec->write(codec, 0x0C, 0x21);// (MIC-AMP-Rch mixing DAC-Rch) to Rout2
}
break;
}
case MM_AUDIO_VOICECALL_BT :
P("set MM_AUDIO_VOICECALL_BT");
codec->write(codec, 0x01, 0xF8); // fs=44.1kHz, MCKI=19.2MHz input
codec->write(codec, 0x11, 0xA0); // LOP/LON, gain=0dB
codec->write(codec, 0x0D, 0x01); // D/A Lch -> LOP/LON
codec->write(codec, 0x04, 0xCE); // MIC-AMP Rch= IN4+/- be selected
codec->write(codec, 0x15, 0x14); // 5-band EQ Lch=SRC-B, Rch=SVOLA Rch
codec->write(codec, 0x19, 0x41); // OVOLC, SRC-A : Rch
codec->write(codec, 0x00, 0x01); // VCOM power-up
mdelay(40);
codec->write(codec, 0x00, 0x69); // PMVCM, PMMICR, PMADR, PMDAL, PMDAR power up
codec->write(codec, 0x53, 0x17); // PLLBT1,PMSRA/B, PMPCM power up
//PLLBT lock time: max 40ms (base on BICKA)
mdelay(40);
codec->write(codec, 0x11, 0x24); // LOPS3=1, use for pop noise cancel
mdelay(1); // Wait more than 100ns
codec->write(codec, 0x11, 0x27); // PMLO3, PMRO3 power-up
mdelay(100); // Wait more than 300ms
// (Output capacitor=1uF, AVDD=3.3V)
codec->write(codec, 0x11, 0x23); // LOPS3=0
/* Mixing ADC Rch and A/P Rch */
codec->write(codec, 0x15, 0x18); // Lch: from SRC-B;
//Rch: from (SVOLA Rch + SDTI Rch)
break;
case MM_AUDIO_VOICEMEMO_MAIN :
P("set MM_AUDIO_VOICEMEMO_MAIN");
mic_set_path(AK4671_MIC_PATH_MAIN);
codec->write(codec, 0x04, 0x14); // => MIC-AMP Lch=IN1+/-
codec->write(codec, 0x0B, 0x01); // D/A Lch -> Lout2
codec->write(codec, 0x0C, 0x01); // D/A Rch -> Rout2
codec->write(codec, 0x00, 0x01); // => VCOM power-up
mdelay(2); // Wait more than 100ns
codec->write(codec, 0x00, 0xD5); // D/A power-up
codec->write(codec, 0x10, 0x63); // PMLO2,PMRO2,PMLO2S,PMRO2s='1'
mdelay(1); // wait 100ns
codec->write(codec, 0x10, 0x67); // MUTEN='1'
break;
case MM_AUDIO_VOICEMEMO_SUB :
P("set MM_AUDIO_VOICEMEMO_SUB");
mic_set_path(AK4671_MIC_PATH_MAIN);
codec->write(codec, 0x04, 0x14); // => MIC-AMP Lch=IN1+/-
codec->write(codec, 0x0B, 0x01); // D/A Lch -> Lout2
codec->write(codec, 0x0C, 0x01); // D/A Rch -> Rout2
codec->write(codec, 0x00, 0x01); // => VCOM power-up
mdelay(2); // Wait more than 100ns
codec->write(codec, 0x00, 0xD5); // D/A power-up
codec->write(codec, 0x10, 0x63); // PMLO2,PMRO2,PMLO2S,PMRO2s='1'
mdelay(1); // wait 100ns
codec->write(codec, 0x10, 0x67); // MUTEN='1'
break;
case MM_AUDIO_VOICEMEMO_EAR :
P("set MM_AUDIO_VOICEMEMO_EAR");
codec->write(codec, 0x04, 0x42); // => MIC-AMP Lch=IN3+/-
codec->write(codec, 0x0B, 0x01); // D/A Lch -> Lout2
codec->write(codec, 0x0C, 0x01); // D/A Rch -> Rout2
codec->write(codec, 0x00, 0x01); // => VCOM power-up
mdelay(2); // Wait more than 100ns
codec->write(codec, 0x00, 0xD5); // D/A power-up
codec->write(codec, 0x10, 0x63); // PMLO2,PMRO2,PMLO2S,PMRO2s='1'
mdelay(1); // wait 100ns
codec->write(codec, 0x10, 0x67); // MUTEN='1'
mdelay(130);
break;
case MM_AUDIO_VOICEMEMO_BT :
P("set MM_AUDIO_VOICEMEMO_BT");
codec->write(codec, 0x59, 0x10); // => SDTO Lch=SRC-B
codec->write(codec, 0x00, 0x01); // => VCOM power-up
mdelay(2); //Wait more than 100ns
codec->write(codec, 0x53, 0x0F); // => PMPCM,PMSRA, PMSRB=1
// PCM reference= BICKA(VCOCBT=10kohm&4.7nF)
mdelay(40); // Lock time= 40ms
break;
case MM_AUDIO_FMRADIO_RCV :
P("set MM_AUDIO_FMRADIO_RCV");
codec->write(codec, 0x09, 0x04); // => LOUT1= LIN2
codec->write(codec, 0x0A, 0x04); // => ROUT1= RIN2
codec->write(codec, 0x08, 0xB5); // => gain=0dB(default)
codec->write(codec, 0x00, 0x01); // => VCOM power-up
mdelay(2); // Wait more than 100ns
codec->write(codec, 0x07, 0x0C); // => PMAINL2, PMAINR2 power-up
codec->write(codec, 0x0F, 0x04); // => LOPS1=1
mdelay(2); // Wait more than 100ns
codec->write(codec, 0x0F, 0x07); // => PMLO1, PMRO1 power-up
mdelay(310); // Wait more than 300ms
// (Output capacitor=1uF, AVDD=3.3V)
codec->write(codec, 0x0F, 0x03); // => LOPS1=0
codec->write(codec, 0x0F, 0x23); // LOPS1='0', RCV mono
/* RIN2(FM_ROUT) Rch + DAC(A/P) Rch => RCP/RCN */
codec->write(codec, 0x00, 0x81); // DAC-Rch power-up
mdelay(2);
codec->write(codec, 0x0A, 0x05); // (FM_ROUT mixing DAC-Rch) to RCP/RCN
break;
case MM_AUDIO_FMRADIO_SPK :
case MM_AUDIO_FMRADIO_HP :
case MM_AUDIO_FMRADIO_SPK_HP :
P("set MM_AUDIO_FMRADIO_SPK, HP, SPK_HP");
#if 0 // for FM radio recording
/* FM Radio -> LOUT2/ROUT2 */
codec->write(codec, 0x0B, 0x04); // => LOUT2= LIN2
codec->write(codec, 0x0C, 0x04); // => ROUT2= RIN2
// codec->write(codec, 0x08, 0xD5); // => L1OUT/R1OUT = 0dB, L2/R2 gain=0dB -> 6dB
codec->write(codec, 0x07, 0x0C); // => PMAINL2, PMAINR2 = 1
codec->write(codec, 0x00, 0x01); // => VCOM power-up
mdelay(2); // Wait more than 100ns
codec->write(codec, 0x10, 0x63); // => PMLO2, PMRO2, PMLO2S, PMRO2S = 1
mdelay(2); // Wait more than 100ns
codec->write(codec, 0x10, 0x67); // => MUTEN=1
mdelay(2); // Wait more than 100ns
/* MIC-AMP-Lch -> ADC Lch/Rch -> AP Lch/Rch */
codec->write(codec, 0x02, 0x26); // MCKO out, BCKO=64fs, PLL master mode
codec->write(codec, 0x04, 0x05); // MIC-AMP Lch:LIN2, Rch:RIN2
codec->write(codec, 0x01, 0xF8); // fs=44.1kHz, MCKI=19.2MHz input
codec->write(codec, 0x02, 0x27); // PLL power-up
mdelay(40);
codec->write(codec, 0x00, 0x3D); // ADC power-up
mdelay(24);
/* FM Radio + DAC => Lout2/Rout2 */
codec->write(codec, 0x00, 0xC1); // DAC-Rch power-up
mdelay(2);
codec->write(codec, 0x0B, 0x05); // (FM_LOUT mixing DAC-Lch) to Lout2
codec->write(codec, 0x0C, 0x05); // (FM_ROUT mixing DAC-Rch) to Rout2
#else
/* FM Radio Path Setting */
codec->write(codec, 0x0B, 0x20); // MIC-AMP Lch => LOUT2
codec->write(codec, 0x0C, 0x20); // MIC-AMP Rch => ROUT2
codec->write(codec, 0x04, 0x05); // MDIF2[5] = 0 , [3:0] = 0x5
// codec->write(codec, 0x08, 0xB5); // => gain=0dB(default)
codec->write(codec, 0x07, 0x0C); // => PMAINL2, PMAINR2 = 1
codec->write(codec, 0x00, 0x01); // => VCOM power-up
mdelay(2); // Wait more than 100ns
codec->write(codec, 0x00, 0x0D); // => MIC-AMP
codec->write(codec, 0x06, 0x03); // => PMLOOPL,PMLOOPR power-up
codec->write(codec, 0x10, 0x63); // => PMLO2, PMRO2, PMLO2S, PMRO2S = 1
mdelay(2); // Wait more than 100ns
codec->write(codec, 0x10, 0x67); // => MUTEN=1
/* FM Radio Recording */
codec->write(codec, 0x01, 0xF8); // Fs = 44.1kHz, MCKI=19.2MHz input
// codec->write(codec, 0x05, 0x55); // MIC-AMP Lch/Rch Gain = 0dB
// ALC Setting
codec->write(codec, 0x16, 0x05); // WTM[2:0] = 1(5.8ms) , [ZTM[1:0] = 1(3.8ms)
codec->write(codec, 0x14, 0xE1); // +30dB
codec->write(codec, 0x17, 0x01); // LMTH[1:0] = 1
codec->write(codec, 0x18, 0x03); // ALC Enable
codec->write(codec, 0x00, 0x3D); // => MIC-AMP + A/D power-up
/* AP Path Setting */
/* FM Radio + DAC => LOUT2/ROUT2 */
codec->write(codec, 0x00, 0xFD); // => MIC-AMP + ADC Lch/Rch power-up + DAC Rch/Lch power-up
codec->write(codec, 0x0B, 0x21); // => MIC_AMP Lch + DAC Lch => LOUT2
codec->write(codec, 0x0C, 0x21); // => MIC_AMP Rch + DAC Rch => ROUT2
#endif
break;
case MM_AUDIO_FMRADIO_BT :
P("set MM_AUDIO_FMRADIO_BT");
codec->write(codec, 0x04, 0x24); // => MIC-AMP Rch=IN2+/-
codec->write(codec, 0x19, 0x41); // => SRC-A= MIX Rch
codec->write(codec, 0x15, 0x04); // => 5-band EQ Rch=SVOLA Rch
codec->write(codec, 0x00, 0x01); // => VCOM power-up
mdelay(2); // Wait more than 100ns
codec->write(codec, 0x00, 0x39); // => A/D, MIC-AMP Rch power-up
codec->write(codec, 0x53, 0x00); // => PMPCM, PMSRA, PMSRB= ¡°1¡±,
// PCM reference= BICKA(if VCOCBT=10kohm & 4.7nF)
mdelay(40); // Lock time= 40ms
break;
default :
printk("[SOUND MODE] invalid mode: %x !!!!! \n", mode);
}
/* disable soft mute */
if (mode == MM_AUDIO_VOICECALL_BT)
codec->write(codec, 0x19, 0x41); // OVOLC, SRC-A : Rch
else
codec->write(codec, 0x19, 0x01); // disable soft mute
set_amp_gain(codec, mode);
return 0;
}
int path_change(struct snd_soc_codec *codec, int to_mode, int from_mode)
{
int ret = 1;
/* Set Bias */
set_bias(codec, to_mode);
switch (to_mode) {
case MM_AUDIO_PLAYBACK_SPK :
case MM_AUDIO_PLAYBACK_HP :
switch (from_mode) {
case MM_AUDIO_VOICEMEMO_MAIN :
case MM_AUDIO_VOICEMEMO_SUB :
case MM_AUDIO_VOICEMEMO_EAR :
P("VOICEMEMO->PLAYBACK");
set_codec_gain(codec, to_mode);
if (to_mode == MM_AUDIO_PLAYBACK_SPK)
amp_set_path(AK4671_AMP_PATH_SPK);
else
amp_set_path(AK4671_AMP_PATH_HP);
codec->write(codec, 0x00, 0xC1); // DAC Enable, ADC Disable, MicAMP Disable
break;
default :
ret = -1;
break;
}
break;
case MM_AUDIO_PLAYBACK_RCV :
case MM_AUDIO_PLAYBACK_SPK_HP :
case MM_AUDIO_PLAYBACK_RING_SPK_HP :
case MM_AUDIO_PLAYBACK_BT :
case MM_AUDIO_VOICECALL_RCV :
case MM_AUDIO_VOICECALL_SPK :
case MM_AUDIO_VOICECALL_HP :
case MM_AUDIO_VOICECALL_BT :
ret = -1;
break;
case MM_AUDIO_VOICEMEMO_MAIN :
switch (from_mode) {
case MM_AUDIO_PLAYBACK_SPK :
P("PLAYBACK_SPK->VOICEMEMO_MAIN");
mic_set_path(AK4671_MIC_PATH_MAIN);
set_codec_gain(codec, to_mode);
codec->write(codec, 0x04, 0x14); // => MIC-AMP Lch=IN1+/-
codec->write(codec, 0x00, 0xD5); // D/A power-up
break;
case MM_AUDIO_VOICEMEMO_EAR :
P("VOICEMEMO_EAR->VOICEMEMO_MAIN");
mic_set_path(AK4671_MIC_PATH_MAIN);
set_codec_gain(codec, to_mode);
codec->write(codec, 0x04, 0x14); // => MIC-AMP Lch=IN1+/-
amp_set_path(AK4671_AMP_PATH_SPK);
break;
default :
ret = -1;
break;
}
break;
case MM_AUDIO_VOICEMEMO_SUB :
switch (from_mode) {
case MM_AUDIO_PLAYBACK_SPK :
P("PLAYBACK_SPK->VOICEMEMO_SUB");
mic_set_path(AK4671_MIC_PATH_MAIN);
set_codec_gain(codec, to_mode);
codec->write(codec, 0x04, 0x14); // => MIC-AMP Lch=IN1+/-
codec->write(codec, 0x00, 0xD5); // D/A power-up
break;
case MM_AUDIO_VOICEMEMO_EAR :
P("VOICEMEMO_EAR->VOICEMEMO_MAIN");
mic_set_path(AK4671_MIC_PATH_MAIN);
set_codec_gain(codec, to_mode);
codec->write(codec, 0x04, 0x14); // => MIC-AMP Lch=IN1+/-
amp_set_path(AK4671_AMP_PATH_SPK);
break;
default :
ret = -1;
break;
}
break;
case MM_AUDIO_VOICEMEMO_EAR :
switch (from_mode) {
case MM_AUDIO_PLAYBACK_HP :
case MM_AUDIO_VOICEMEMO_MAIN :
case MM_AUDIO_VOICEMEMO_SUB :
P("VOICEMEMO_MAIN&SUB&PLAYBACK_HP->VOICEMEMO_EAR");
if (from_mode != MM_AUDIO_PLAYBACK_HP)
amp_set_path(AK4671_AMP_PATH_HP);
if (get_headset_status())
{
P("VOICEMEMO_4POLE_EAR");
set_codec_gain(codec, to_mode);
codec->write(codec, 0x04, 0x42); // => MIC-AMP Lch=IN3+/-
codec->write(codec, 0x00, 0xD5); // D/A power-up
}
else
{
P("VOICEMEMO_3POLE_EAR");
mic_set_path(AK4671_MIC_PATH_MAIN);
to_mode = MM_AUDIO_VOICEMEMO_MAIN;
set_codec_gain(codec, to_mode);
codec->write(codec, 0x04, 0x14); // => MIC-AMP Lch=IN1+/-
codec->write(codec, 0x00, 0xD5); // D/A power-up
}
break;
default :
ret = -1;
break;
}
break;
default :
ret = -1;
break;
}
return ret;
}
