static int max9877_i2c_probe(struct i2c_client *client,
const struct i2c_device_id *id)
{
u8 pData = 0, i;
FI
//printk("%s() called\n", __func__);
max9877_i2c_client = client;
i2c_set_clientdata(client, max9877_i2c_client);
max9877_write(max9877_i2c_client, 0x01, 0x1F);
max9877_write(max9877_i2c_client, 0x02, 0x1F);
max9877_write(max9877_i2c_client, 0x03, 0x1F);
max9877_write(max9877_i2c_client, 0x04,
(1 << 7) | /* Operational mode */
(0 << 6) | /* Bypass mode disabled */
(0 << 4) | /* Class D : 1176, CHARGE-PUMP : 588 */
(0x9) ); /* SPK:INA1+INA2+INB1+INB2, LHP:INA1+INB2, RHP:INA2+INB2 */
#if AUDIO_SPECIFIC_DEBUG
/* real all */
for(i = 0; i <= 0x4; i++) {
max9877_read(max9877_i2c_client, i, &pData);
P("MAX9877 REG - 0x%02x : 0x%02x", i, pData);
}
#endif
return 0;
}
static void set_amp_gain(struct snd_soc_codec *codec, int mode)
{
P("SET AMP gain : %x\n", mode);
/* VOICEMEMO Path : only SPK */
if ((mode & 0xf0) == MM_AUDIO_VOICEMEMO)
mode = MM_AUDIO_PLAYBACK_SPK;
/* Set AMP tunning value */
switch (mode)
{
case MM_AUDIO_PLAYBACK_SPK_HP :
/* Earjack Gain : -23dB */
P("Set Default SPK+HP AMP gain");
max9877_write(max9877_i2c_client, 0x01, 0x1F);
max9877_write(max9877_i2c_client, 0x02, 0x1F);
max9877_write(max9877_i2c_client, 0x03, 0x1F);
break;
case MM_AUDIO_PLAYBACK_RING_SPK_HP :
P("Set Default SPK+HP AMP gain");
/* Earjack Gain : -21dB */
max9877_write(max9877_i2c_client, 0x01, 0x1F);
max9877_write(max9877_i2c_client, 0x02, 0x11); //0x10 -> 0x11
max9877_write(max9877_i2c_client, 0x03, 0x11); //0x10 -> 0x11
break;
default :
/* Earjack Gain : 0dB */
P("Set Default AMP gain");
mdelay(10);
max9877_write(max9877_i2c_client, 0x01, 0x1F);
max9877_write(max9877_i2c_client, 0x02, 0x1F);
max9877_write(max9877_i2c_client, 0x03, 0x1F);
break;
}
}
int amp_set_path(int path)
{
#if AUDIO_SPECIFIC_DEBUG_PRINT_MAX_REGS
int i;
u8 pData;
/* real all */
for(i = 0; i <= 0x4; i++) {
max9877_read(max9877_i2c_client, i, &pData);
P("MAX9877 REG - 0x%02x : 0x%02x", i, pData);
}
#endif
if (path == AK4671_AMP_PATH_SPK) {
P("AMP Path : SPK");
max9877_write(max9877_i2c_client, 0x04,
(1 << 7) | /* Operational mode */
(0 << 6) | /* Bypass mode disabled */
(0 << 4) | /* Class D : 1176, CHARGE-PUMP : 588 */
(0x1) ); /* SPK:INA1INB1 */
} else if (path == AK4671_AMP_PATH_HP) {
P("AMP Path : HP");
max9877_write(max9877_i2c_client, 0x04,
(1 << 7) | /* Operational mode */
(0 << 6) | /* Bypass mode disabled */
(0 << 4) | /* Class D : 1176, CHARGE-PUMP : 588 */
(0x5) ); /* LHP:INB1, RHP:INB2 */
} else if (path == AK4671_AMP_PATH_SPK_HP) {
P("AMP Path : SPK & HP");
max9877_write(max9877_i2c_client, 0x04,
(1 << 7) | /* Operational mode */
(0 << 6) | /* Bypass mode disabled */
(0 << 4) | /* Class D : 1176, CHARGE-PUMP : 588 */
(0x6) ); /* SPK:INB1+INB2 LHP:INB1, RHP:INB2 */
// (0x3) ); /* SPK:INA1+INA2 LHP:INA1, RHP:INA2 */
}
#if AUDIO_SPECIFIC_DEBUG_PRINT_MAX_REGS
/* real all */
for(i = 0; i <= 0x4; i++) {
max9877_read(max9877_i2c_client, i, &pData);
P("MAX9877 REG - 0x%02x : 0x%02x", i, pData);
}
#endif
ak4671_amp_path = path;
return 0;
}
int amp_set_path(int path)
{
int i;
#if MAX9877_SPECIFIC_DEBUG
u8 pData;
/* real all */
for(i = 0; i <= 0x4; i++) {
max9877_read(&max9877_i2c_client, i, &pData);
P("MAX9877 REG - 0x%02x : 0x%02x", i, pData);
}
#endif
if (path == AK4671_AMP_PATH_SPK) {
P("AMP Path : SPK");
max9877_write(&max9877_i2c_client, MAX9877_OUTPUT_MODE_CONTROL,
//SHDN | /* Operational mode */
(BYPASS & (~BYPASS)) | /* Bypass mode disabled */
(OSC0 & (~OSC0)) | /* Class D : 1176, CHARGE-PUMP : 588 */
(OUTMODE0) ); /* SPK:INA1INB1 */
} else if (path == AK4671_AMP_PATH_HP) {
P("AMP Path : HP");
max9877_write(&max9877_i2c_client, MAX9877_OUTPUT_MODE_CONTROL,
//SHDN | /* Operational mode */
(BYPASS & (~BYPASS)) | /* Bypass mode disabled */
(OSC0 & (~OSC0)) | /* Class D : 1176, CHARGE-PUMP : 588 */
(OUTMODE0 | OUTMODE2) ); /* LHP:INB1, RHP:INB2 */
} else if (path == AK4671_AMP_PATH_SPK_HP) {
P("AMP Path : SPK & HP");
max9877_write(&max9877_i2c_client, MAX9877_OUTPUT_MODE_CONTROL,
//SHDN | /* Operational mode */
(BYPASS & (~BYPASS)) | /* Bypass mode disabled */
(OSC0 & (~OSC0)) | /* Class D : 1176, CHARGE-PUMP : 588 */
(OUTMODE1|OUTMODE2) ); /* SPK:INB1+INB2 LHP:INB1, RHP:INB2 */
}
cur_amp_path = path ;
#if MAX9877_SPECIFIC_DEBUG
/* real all */
for(i = 0; i <= MAX9877_OUTPUT_MODE_CONTROL; i++) {
max9877_read(&max9877_i2c_client, i, &pData);
P("MAX9877 REG - 0x%02x : 0x%02x", i, pData);
}
#endif
return 0;
}
int amp_enable(int en)
{
u8 pData = 0;
P("AMP EN : %d", en);
max9877_read(max9877_i2c_client, 0x04, &pData);
if (en) {
max9877_write(max9877_i2c_client, 0x04,
pData | 1 << 7 ); /* Low Power shutdown mode : 1 */
mdelay(10);
} else {
max9877_write(max9877_i2c_client, 0x01, 0x00);
max9877_write(max9877_i2c_client, 0x02, 0x00);
max9877_write(max9877_i2c_client, 0x03, 0x00);
mdelay(10);
max9877_write(max9877_i2c_client, 0x04,
pData & ~(1 << 7) ); /* Low Power shutdown mode : 0 */
}
return 0;
}
static int max9877_codec_probe(struct i2c_adapter *adap, int addr, int kind)
{
int ret;
#if MAX9877_SPECIFIC_DEBUG
u8 pData = 0, i;
#endif
// FI
max9877_i2c_client.adapter = adap;
max9877_i2c_client.addr = addr;
ret = i2c_attach_client(&max9877_i2c_client);
if (ret < 0) {
printk("failed to attach max9877 at addr %x\n", addr);
return -1;
}
max9877_write(&max9877_i2c_client, MAX9877_SPEAKER_VOLUME, KMAX9877_Output_Gain_0ToMinus7(0));
max9877_write(&max9877_i2c_client, MAX9877_LEFT_HEADPHONE_VOLUME, KMAX9877_Output_Gain_0ToMinus7(0));
max9877_write(&max9877_i2c_client, MAX9877_RIGHT_HEADPHONE_VOLUME, KMAX9877_Output_Gain_0ToMinus7(0));
max9877_write(&max9877_i2c_client, MAX9877_OUTPUT_MODE_CONTROL,
SHDN | /* Operational mode */
(BYPASS & (~BYPASS)) | /* Bypass mode disabled */
(OSC0 & (~OSC0)) | /* Class D : 1176, CHARGE-PUMP : 588 */
(OUTMODE0|OUTMODE3)); /* SPK:INA1+INA2+INB1+INB2, LHP:INA1+INB2, RHP:INA2+INB2 */
#if MAX9877_SPECIFIC_DEBUG
/* real all */
for(i = 0; i <= MAX9877_OUTPUT_MODE_CONTROL; i++) {
max9877_read(&max9877_i2c_client, i, &pData);
P("MAX9877 REG - 0x%02x : 0x%02x", i, pData);
}
#endif
return 0;
}
static int max9877_codec_probe(struct i2c_adapter *adap, int addr, int kind)
{
int ret;
#if AUDIO_SPECIFIC_DEBUG
u8 pData = 0, i;
#endif
FI
max9877_i2c_client.adapter = adap;
max9877_i2c_client.addr = addr;
ret = i2c_attach_client(&max9877_i2c_client);
if (ret < 0) {
printk("failed to attach max9877 at addr %x\n", addr);
return -1;
}
max9877_write(&max9877_i2c_client, 0x01, 0x1F);
max9877_write(&max9877_i2c_client, 0x02, 0x1F);
max9877_write(&max9877_i2c_client, 0x03, 0x1F);
max9877_write(&max9877_i2c_client, 0x04,
(1 << 7) | /* Operational mode */
(0 << 6) | /* Bypass mode disabled */
(0 << 4) | /* Class D : 1176, CHARGE-PUMP : 588 */
(0x9) ); /* SPK:INA1+INA2+INB1+INB2, LHP:INA1+INB2, RHP:INA2+INB2 */
#if AUDIO_SPECIFIC_DEBUG
/* real all */
for(i = 0; i <= 0x4; i++) {
max9877_read(&max9877_i2c_client, i, &pData);
P("MAX9877 REG - 0x%02x : 0x%02x", i, pData);
}
#endif
return 0;
}
int amp_set_register(unsigned char reg, unsigned char val)
{
P("AMP Register (Write) reg:0x%02x, val:0x%02x\n", reg, val);
max9877_write(&max9877_i2c_client, reg, val);
return 0;
}
int amp_enable(int en)
{
u8 pData = 0;
P("AMP EN : %d", en);
max9877_read(&max9877_i2c_client, MAX9877_OUTPUT_MODE_CONTROL, &pData);
if (en) {
max9877_write(&max9877_i2c_client, MAX9877_SPEAKER_VOLUME, 0);
max9877_write(&max9877_i2c_client, MAX9877_LEFT_HEADPHONE_VOLUME,0);
max9877_write(&max9877_i2c_client, MAX9877_RIGHT_HEADPHONE_VOLUME,0);
max9877_write(&max9877_i2c_client, MAX9877_OUTPUT_MODE_CONTROL, pData | SHDN ); /* Low Power shutdown mode : 1 */
mdelay(30);
if (cur_amp_path == AK4671_AMP_PATH_SPK_HP)
{ /*when ringtone earphone level under 100db for ear : HW require */
max9877_write(&max9877_i2c_client, MAX9877_SPEAKER_VOLUME, 31);
max9877_write(&max9877_i2c_client, MAX9877_LEFT_HEADPHONE_VOLUME,0x11);
max9877_write(&max9877_i2c_client, MAX9877_RIGHT_HEADPHONE_VOLUME,0x11);
}
else if (cur_amp_path == AK4671_AMP_PATH_HP)
{
max9877_write(&max9877_i2c_client, MAX9877_SPEAKER_VOLUME, 0);
max9877_write(&max9877_i2c_client, MAX9877_LEFT_HEADPHONE_VOLUME,31);
max9877_write(&max9877_i2c_client, MAX9877_RIGHT_HEADPHONE_VOLUME,31);
}
else if (cur_amp_path == AK4671_AMP_PATH_SPK)
{
max9877_write(&max9877_i2c_client, MAX9877_SPEAKER_VOLUME, 31);
max9877_write(&max9877_i2c_client, MAX9877_LEFT_HEADPHONE_VOLUME,0);
max9877_write(&max9877_i2c_client, MAX9877_RIGHT_HEADPHONE_VOLUME,0);
}
} else {
max9877_write(&max9877_i2c_client, MAX9877_SPEAKER_VOLUME, 0);
max9877_write(&max9877_i2c_client, MAX9877_LEFT_HEADPHONE_VOLUME,0);
max9877_write(&max9877_i2c_client, MAX9877_RIGHT_HEADPHONE_VOLUME,0);
mdelay(30);
max9877_write(&max9877_i2c_client, MAX9877_OUTPUT_MODE_CONTROL, pData & ~SHDN ); /* Low Power shutdown mode : 0 */
}
return 0;
}
