return;
if (mute) {
- /* Bypass the reg_cache and mute the volumes
- * Headset mute is done in it's own event handler
- * Things to mute: Earpiece, PreDrivL/R, CarkitL/R
- */
- reg_val = twl4030_read_reg_cache(codec, TWL4030_REG_EAR_CTL);
- twl4030_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE,
- reg_val & (~TWL4030_EAR_GAIN),
- TWL4030_REG_EAR_CTL);
-
- reg_val = twl4030_read_reg_cache(codec, TWL4030_REG_PREDL_CTL);
- twl4030_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE,
- reg_val & (~TWL4030_PREDL_GAIN),
- TWL4030_REG_PREDL_CTL);
- reg_val = twl4030_read_reg_cache(codec, TWL4030_REG_PREDR_CTL);
- twl4030_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE,
- reg_val & (~TWL4030_PREDR_GAIN),
- TWL4030_REG_PREDL_CTL);
-
- reg_val = twl4030_read_reg_cache(codec, TWL4030_REG_PRECKL_CTL);
- twl4030_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE,
- reg_val & (~TWL4030_PRECKL_GAIN),
- TWL4030_REG_PRECKL_CTL);
- reg_val = twl4030_read_reg_cache(codec, TWL4030_REG_PRECKR_CTL);
- twl4030_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE,
- reg_val & (~TWL4030_PRECKR_GAIN),
- TWL4030_REG_PRECKR_CTL);
-
/* Disable PLL */
reg_val = twl4030_read_reg_cache(codec, TWL4030_REG_APLL_CTL);
reg_val &= ~TWL4030_APLL_EN;
twl4030_write(codec, TWL4030_REG_APLL_CTL, reg_val);
} else {
- /* Restore the volumes
- * Headset mute is done in it's own event handler
- * Things to restore: Earpiece, PreDrivL/R, CarkitL/R
- */
- twl4030_write(codec, TWL4030_REG_EAR_CTL,
- twl4030_read_reg_cache(codec, TWL4030_REG_EAR_CTL));
-
- twl4030_write(codec, TWL4030_REG_PREDL_CTL,
- twl4030_read_reg_cache(codec, TWL4030_REG_PREDL_CTL));
- twl4030_write(codec, TWL4030_REG_PREDR_CTL,
- twl4030_read_reg_cache(codec, TWL4030_REG_PREDR_CTL));
-
- twl4030_write(codec, TWL4030_REG_PRECKL_CTL,
- twl4030_read_reg_cache(codec, TWL4030_REG_PRECKL_CTL));
- twl4030_write(codec, TWL4030_REG_PRECKR_CTL,
- twl4030_read_reg_cache(codec, TWL4030_REG_PRECKR_CTL));
-
/* Enable PLL */
reg_val = twl4030_read_reg_cache(codec, TWL4030_REG_APLL_CTL);
reg_val |= TWL4030_APLL_EN;
/* Left analog microphone selection */
static const struct snd_kcontrol_new twl4030_dapm_analoglmic_controls[] = {
- SOC_DAPM_SINGLE("Main mic", TWL4030_REG_ANAMICL, 0, 1, 0),
- SOC_DAPM_SINGLE("Headset mic", TWL4030_REG_ANAMICL, 1, 1, 0),
- SOC_DAPM_SINGLE("AUXL", TWL4030_REG_ANAMICL, 2, 1, 0),
- SOC_DAPM_SINGLE("Carkit mic", TWL4030_REG_ANAMICL, 3, 1, 0),
+ SOC_DAPM_SINGLE("Main Mic Capture Switch",
+ TWL4030_REG_ANAMICL, 0, 1, 0),
+ SOC_DAPM_SINGLE("Headset Mic Capture Switch",
+ TWL4030_REG_ANAMICL, 1, 1, 0),
+ SOC_DAPM_SINGLE("AUXL Capture Switch",
+ TWL4030_REG_ANAMICL, 2, 1, 0),
+ SOC_DAPM_SINGLE("Carkit Mic Capture Switch",
+ TWL4030_REG_ANAMICL, 3, 1, 0),
};
/* Right analog microphone selection */
static const struct snd_kcontrol_new twl4030_dapm_analogrmic_controls[] = {
- SOC_DAPM_SINGLE("Sub mic", TWL4030_REG_ANAMICR, 0, 1, 0),
- SOC_DAPM_SINGLE("AUXR", TWL4030_REG_ANAMICR, 2, 1, 0),
+ SOC_DAPM_SINGLE("Sub Mic Capture Switch", TWL4030_REG_ANAMICR, 0, 1, 0),
+ SOC_DAPM_SINGLE("AUXR Capture Switch", TWL4030_REG_ANAMICR, 2, 1, 0),
};
/* TX1 L/R Analog/Digital microphone selection */
return 0;
}
+/*
+ * Output PGA builder:
+ * Handle the muting and unmuting of the given output (turning off the
+ * amplifier associated with the output pin)
+ * On mute bypass the reg_cache and mute the volume
+ * On unmute: restore the register content
+ * Outputs handled in this way: Earpiece, PreDrivL/R, CarkitL/R
+ */
+#define TWL4030_OUTPUT_PGA(pin_name, reg, mask) \
+static int pin_name##pga_event(struct snd_soc_dapm_widget *w, \
+ struct snd_kcontrol *kcontrol, int event) \
+{ \
+ u8 reg_val; \
+ \
+ switch (event) { \
+ case SND_SOC_DAPM_POST_PMU: \
+ twl4030_write(w->codec, reg, \
+ twl4030_read_reg_cache(w->codec, reg)); \
+ break; \
+ case SND_SOC_DAPM_POST_PMD: \
+ reg_val = twl4030_read_reg_cache(w->codec, reg); \
+ twl4030_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE, \
+ reg_val & (~mask), \
+ reg); \
+ break; \
+ } \
+ return 0; \
+}
+
+TWL4030_OUTPUT_PGA(earpiece, TWL4030_REG_EAR_CTL, TWL4030_EAR_GAIN);
+TWL4030_OUTPUT_PGA(predrivel, TWL4030_REG_PREDL_CTL, TWL4030_PREDL_GAIN);
+TWL4030_OUTPUT_PGA(predriver, TWL4030_REG_PREDR_CTL, TWL4030_PREDR_GAIN);
+TWL4030_OUTPUT_PGA(carkitl, TWL4030_REG_PRECKL_CTL, TWL4030_PRECKL_GAIN);
+TWL4030_OUTPUT_PGA(carkitr, TWL4030_REG_PRECKR_CTL, TWL4030_PRECKR_GAIN);
+
static void handsfree_ramp(struct snd_soc_codec *codec, int reg, int ramp)
{
unsigned char hs_ctl;
static void headset_ramp(struct snd_soc_codec *codec, int ramp)
{
+ struct snd_soc_device *socdev = codec->socdev;
+ struct twl4030_setup_data *setup = socdev->codec_data;
+
unsigned char hs_gain, hs_pop;
struct twl4030_priv *twl4030 = codec->private_data;
/* Base values for ramp delay calculation: 2^19 - 2^26 */
hs_gain = twl4030_read_reg_cache(codec, TWL4030_REG_HS_GAIN_SET);
hs_pop = twl4030_read_reg_cache(codec, TWL4030_REG_HS_POPN_SET);
+ /* Enable external mute control, this dramatically reduces
+ * the pop-noise */
+ if (setup && setup->hs_extmute) {
+ if (setup->set_hs_extmute) {
+ setup->set_hs_extmute(1);
+ } else {
+ hs_pop |= TWL4030_EXTMUTE;
+ twl4030_write(codec, TWL4030_REG_HS_POPN_SET, hs_pop);
+ }
+ }
+
if (ramp) {
/* Headset ramp-up according to the TRM */
hs_pop |= TWL4030_VMID_EN;
twl4030_write(codec, TWL4030_REG_HS_GAIN_SET, hs_gain);
hs_pop |= TWL4030_RAMP_EN;
twl4030_write(codec, TWL4030_REG_HS_POPN_SET, hs_pop);
+ /* Wait ramp delay time + 1, so the VMID can settle */
+ mdelay((ramp_base[(hs_pop & TWL4030_RAMP_DELAY) >> 2] /
+ twl4030->sysclk) + 1);
} else {
/* Headset ramp-down _not_ according to
* the TRM, but in a way that it is working */
hs_pop &= ~TWL4030_VMID_EN;
twl4030_write(codec, TWL4030_REG_HS_POPN_SET, hs_pop);
}
+
+ /* Disable external mute */
+ if (setup && setup->hs_extmute) {
+ if (setup->set_hs_extmute) {
+ setup->set_hs_extmute(0);
+ } else {
+ hs_pop &= ~TWL4030_EXTMUTE;
+ twl4030_write(codec, TWL4030_REG_HS_POPN_SET, hs_pop);
+ }
+ }
}
static int headsetlpga_event(struct snd_soc_dapm_widget *w,
reg = twl4030_read_reg_cache(w->codec, m->reg);
- if (m->reg <= TWL4030_REG_ARXR2_APGA_CTL) {
+ /*
+ * bypass_state[0:3] - analog HiFi bypass
+ * bypass_state[4] - analog voice bypass
+ * bypass_state[5] - digital voice bypass
+ * bypass_state[6:7] - digital HiFi bypass
+ */
+ if (m->reg == TWL4030_REG_VSTPGA) {
+ /* Voice digital bypass */
+ if (reg)
+ twl4030->bypass_state |= (1 << 5);
+ else
+ twl4030->bypass_state &= ~(1 << 5);
+ } else if (m->reg <= TWL4030_REG_ARXR2_APGA_CTL) {
/* Analog bypass */
if (reg & (1 << m->shift))
twl4030->bypass_state |=
twl4030->bypass_state |= (1 << 4);
else
twl4030->bypass_state &= ~(1 << 4);
- } else if (m->reg == TWL4030_REG_VSTPGA) {
- /* Voice digital bypass */
- if (reg)
- twl4030->bypass_state |= (1 << 5);
- else
- twl4030->bypass_state &= ~(1 << 5);
} else {
/* Digital bypass */
if (reg & (0x7 << m->shift))
ARRAY_SIZE(twl4030_op_modes_texts),
twl4030_op_modes_texts);
-int snd_soc_put_twl4030_opmode_enum_double(struct snd_kcontrol *kcontrol,
+static int snd_soc_put_twl4030_opmode_enum_double(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
*/
static DECLARE_TLV_DB_SCALE(input_gain_tlv, 0, 600, 0);
+/* AVADC clock priority */
+static const char *twl4030_avadc_clk_priority_texts[] = {
+ "Voice high priority", "HiFi high priority"
+};
+
+static const struct soc_enum twl4030_avadc_clk_priority_enum =
+ SOC_ENUM_SINGLE(TWL4030_REG_AVADC_CTL, 2,
+ ARRAY_SIZE(twl4030_avadc_clk_priority_texts),
+ twl4030_avadc_clk_priority_texts);
+
static const char *twl4030_rampdelay_texts[] = {
"27/20/14 ms", "55/40/27 ms", "109/81/55 ms", "218/161/109 ms",
"437/323/218 ms", "874/645/437 ms", "1748/1291/874 ms",
SOC_DOUBLE_TLV("Analog Capture Volume", TWL4030_REG_ANAMIC_GAIN,
0, 3, 5, 0, input_gain_tlv),
+ SOC_ENUM("AVADC Clock Priority", twl4030_avadc_clk_priority_enum),
+
SOC_ENUM("HS ramp delay", twl4030_rampdelay_enum),
SOC_ENUM("Vibra H-bridge mode", twl4030_vibradirmode_enum),
SND_SOC_DAPM_MIXER("Earpiece Mixer", SND_SOC_NOPM, 0, 0,
&twl4030_dapm_earpiece_controls[0],
ARRAY_SIZE(twl4030_dapm_earpiece_controls)),
+ SND_SOC_DAPM_PGA_E("Earpiece PGA", SND_SOC_NOPM,
+ 0, 0, NULL, 0, earpiecepga_event,
+ SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD),
/* PreDrivL/R */
SND_SOC_DAPM_MIXER("PredriveL Mixer", SND_SOC_NOPM, 0, 0,
&twl4030_dapm_predrivel_controls[0],
ARRAY_SIZE(twl4030_dapm_predrivel_controls)),
+ SND_SOC_DAPM_PGA_E("PredriveL PGA", SND_SOC_NOPM,
+ 0, 0, NULL, 0, predrivelpga_event,
+ SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD),
SND_SOC_DAPM_MIXER("PredriveR Mixer", SND_SOC_NOPM, 0, 0,
&twl4030_dapm_predriver_controls[0],
ARRAY_SIZE(twl4030_dapm_predriver_controls)),
+ SND_SOC_DAPM_PGA_E("PredriveR PGA", SND_SOC_NOPM,
+ 0, 0, NULL, 0, predriverpga_event,
+ SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD),
/* HeadsetL/R */
SND_SOC_DAPM_MIXER("HeadsetL Mixer", SND_SOC_NOPM, 0, 0,
&twl4030_dapm_hsol_controls[0],
SND_SOC_DAPM_MIXER("CarkitL Mixer", SND_SOC_NOPM, 0, 0,
&twl4030_dapm_carkitl_controls[0],
ARRAY_SIZE(twl4030_dapm_carkitl_controls)),
+ SND_SOC_DAPM_PGA_E("CarkitL PGA", SND_SOC_NOPM,
+ 0, 0, NULL, 0, carkitlpga_event,
+ SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD),
SND_SOC_DAPM_MIXER("CarkitR Mixer", SND_SOC_NOPM, 0, 0,
&twl4030_dapm_carkitr_controls[0],
ARRAY_SIZE(twl4030_dapm_carkitr_controls)),
+ SND_SOC_DAPM_PGA_E("CarkitR PGA", SND_SOC_NOPM,
+ 0, 0, NULL, 0, carkitrpga_event,
+ SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD),
/* Output MUX controls */
/* HandsfreeL/R */
SND_SOC_DAPM_MUX("HandsfreeL Mux", SND_SOC_NOPM, 0, 0,
&twl4030_dapm_handsfreel_control),
- SND_SOC_DAPM_SWITCH("HandsfreeL Switch", SND_SOC_NOPM, 0, 0,
+ SND_SOC_DAPM_SWITCH("HandsfreeL", SND_SOC_NOPM, 0, 0,
&twl4030_dapm_handsfreelmute_control),
SND_SOC_DAPM_PGA_E("HandsfreeL PGA", SND_SOC_NOPM,
0, 0, NULL, 0, handsfreelpga_event,
SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD),
SND_SOC_DAPM_MUX("HandsfreeR Mux", SND_SOC_NOPM, 5, 0,
&twl4030_dapm_handsfreer_control),
- SND_SOC_DAPM_SWITCH("HandsfreeR Switch", SND_SOC_NOPM, 0, 0,
+ SND_SOC_DAPM_SWITCH("HandsfreeR", SND_SOC_NOPM, 0, 0,
&twl4030_dapm_handsfreermute_control),
SND_SOC_DAPM_PGA_E("HandsfreeR PGA", SND_SOC_NOPM,
0, 0, NULL, 0, handsfreerpga_event,
SND_SOC_DAPM_POST_REG),
/* Analog input mixers for the capture amplifiers */
- SND_SOC_DAPM_MIXER("Analog Left Capture Route",
+ SND_SOC_DAPM_MIXER("Analog Left",
TWL4030_REG_ANAMICL, 4, 0,
&twl4030_dapm_analoglmic_controls[0],
ARRAY_SIZE(twl4030_dapm_analoglmic_controls)),
- SND_SOC_DAPM_MIXER("Analog Right Capture Route",
+ SND_SOC_DAPM_MIXER("Analog Right",
TWL4030_REG_ANAMICR, 4, 0,
&twl4030_dapm_analogrmic_controls[0],
ARRAY_SIZE(twl4030_dapm_analogrmic_controls)),
{"Earpiece Mixer", "AudioL1", "Analog L1 Playback Mixer"},
{"Earpiece Mixer", "AudioL2", "Analog L2 Playback Mixer"},
{"Earpiece Mixer", "AudioR1", "Analog R1 Playback Mixer"},
+ {"Earpiece PGA", NULL, "Earpiece Mixer"},
/* PreDrivL */
{"PredriveL Mixer", "Voice", "Analog Voice Playback Mixer"},
{"PredriveL Mixer", "AudioL1", "Analog L1 Playback Mixer"},
{"PredriveL Mixer", "AudioL2", "Analog L2 Playback Mixer"},
{"PredriveL Mixer", "AudioR2", "Analog R2 Playback Mixer"},
+ {"PredriveL PGA", NULL, "PredriveL Mixer"},
/* PreDrivR */
{"PredriveR Mixer", "Voice", "Analog Voice Playback Mixer"},
{"PredriveR Mixer", "AudioR1", "Analog R1 Playback Mixer"},
{"PredriveR Mixer", "AudioR2", "Analog R2 Playback Mixer"},
{"PredriveR Mixer", "AudioL2", "Analog L2 Playback Mixer"},
+ {"PredriveR PGA", NULL, "PredriveR Mixer"},
/* HeadsetL */
{"HeadsetL Mixer", "Voice", "Analog Voice Playback Mixer"},
{"HeadsetL Mixer", "AudioL1", "Analog L1 Playback Mixer"},
{"CarkitL Mixer", "Voice", "Analog Voice Playback Mixer"},
{"CarkitL Mixer", "AudioL1", "Analog L1 Playback Mixer"},
{"CarkitL Mixer", "AudioL2", "Analog L2 Playback Mixer"},
+ {"CarkitL PGA", NULL, "CarkitL Mixer"},
/* CarkitR */
{"CarkitR Mixer", "Voice", "Analog Voice Playback Mixer"},
{"CarkitR Mixer", "AudioR1", "Analog R1 Playback Mixer"},
{"CarkitR Mixer", "AudioR2", "Analog R2 Playback Mixer"},
+ {"CarkitR PGA", NULL, "CarkitR Mixer"},
/* HandsfreeL */
{"HandsfreeL Mux", "Voice", "Analog Voice Playback Mixer"},
{"HandsfreeL Mux", "AudioL1", "Analog L1 Playback Mixer"},
{"HandsfreeL Mux", "AudioL2", "Analog L2 Playback Mixer"},
{"HandsfreeL Mux", "AudioR2", "Analog R2 Playback Mixer"},
- {"HandsfreeL Switch", "Switch", "HandsfreeL Mux"},
- {"HandsfreeL PGA", NULL, "HandsfreeL Switch"},
+ {"HandsfreeL", "Switch", "HandsfreeL Mux"},
+ {"HandsfreeL PGA", NULL, "HandsfreeL"},
/* HandsfreeR */
{"HandsfreeR Mux", "Voice", "Analog Voice Playback Mixer"},
{"HandsfreeR Mux", "AudioR1", "Analog R1 Playback Mixer"},
{"HandsfreeR Mux", "AudioR2", "Analog R2 Playback Mixer"},
{"HandsfreeR Mux", "AudioL2", "Analog L2 Playback Mixer"},
- {"HandsfreeR Switch", "Switch", "HandsfreeR Mux"},
- {"HandsfreeR PGA", NULL, "HandsfreeR Switch"},
+ {"HandsfreeR", "Switch", "HandsfreeR Mux"},
+ {"HandsfreeR PGA", NULL, "HandsfreeR"},
/* Vibra */
{"Vibra Mux", "AudioL1", "DAC Left1"},
{"Vibra Mux", "AudioR1", "DAC Right1"},
/* outputs */
{"OUTL", NULL, "Analog L2 Playback Mixer"},
{"OUTR", NULL, "Analog R2 Playback Mixer"},
- {"EARPIECE", NULL, "Earpiece Mixer"},
- {"PREDRIVEL", NULL, "PredriveL Mixer"},
- {"PREDRIVER", NULL, "PredriveR Mixer"},
+ {"EARPIECE", NULL, "Earpiece PGA"},
+ {"PREDRIVEL", NULL, "PredriveL PGA"},
+ {"PREDRIVER", NULL, "PredriveR PGA"},
{"HSOL", NULL, "HeadsetL PGA"},
{"HSOR", NULL, "HeadsetR PGA"},
- {"CARKITL", NULL, "CarkitL Mixer"},
- {"CARKITR", NULL, "CarkitR Mixer"},
+ {"CARKITL", NULL, "CarkitL PGA"},
+ {"CARKITR", NULL, "CarkitR PGA"},
{"HFL", NULL, "HandsfreeL PGA"},
{"HFR", NULL, "HandsfreeR PGA"},
{"Vibra Route", "Audio", "Vibra Mux"},
{"VIBRA", NULL, "Vibra Route"},
/* Capture path */
- {"Analog Left Capture Route", "Main mic", "MAINMIC"},
- {"Analog Left Capture Route", "Headset mic", "HSMIC"},
- {"Analog Left Capture Route", "AUXL", "AUXL"},
- {"Analog Left Capture Route", "Carkit mic", "CARKITMIC"},
+ {"Analog Left", "Main Mic Capture Switch", "MAINMIC"},
+ {"Analog Left", "Headset Mic Capture Switch", "HSMIC"},
+ {"Analog Left", "AUXL Capture Switch", "AUXL"},
+ {"Analog Left", "Carkit Mic Capture Switch", "CARKITMIC"},
- {"Analog Right Capture Route", "Sub mic", "SUBMIC"},
- {"Analog Right Capture Route", "AUXR", "AUXR"},
+ {"Analog Right", "Sub Mic Capture Switch", "SUBMIC"},
+ {"Analog Right", "AUXR Capture Switch", "AUXR"},
- {"ADC Physical Left", NULL, "Analog Left Capture Route"},
- {"ADC Physical Right", NULL, "Analog Right Capture Route"},
+ {"ADC Physical Left", NULL, "Analog Left"},
+ {"ADC Physical Right", NULL, "Analog Right"},
{"Digimic0 Enable", NULL, "DIGIMIC0"},
{"Digimic1 Enable", NULL, "DIGIMIC1"},
{"ADC Virtual Right2", NULL, "TX2 Capture Route"},
/* Analog bypass routes */
- {"Right1 Analog Loopback", "Switch", "Analog Right Capture Route"},
- {"Left1 Analog Loopback", "Switch", "Analog Left Capture Route"},
- {"Right2 Analog Loopback", "Switch", "Analog Right Capture Route"},
- {"Left2 Analog Loopback", "Switch", "Analog Left Capture Route"},
- {"Voice Analog Loopback", "Switch", "Analog Left Capture Route"},
+ {"Right1 Analog Loopback", "Switch", "Analog Right"},
+ {"Left1 Analog Loopback", "Switch", "Analog Left"},
+ {"Right2 Analog Loopback", "Switch", "Analog Right"},
+ {"Left2 Analog Loopback", "Switch", "Analog Left"},
+ {"Voice Analog Loopback", "Switch", "Analog Left"},
{"Analog R1 Playback Mixer", NULL, "Right1 Analog Loopback"},
{"Analog L1 Playback Mixer", NULL, "Left1 Analog Loopback"},
/* If the substream has 4 channel, do the necessary setup */
if (params_channels(params) == 4) {
- u8 format, mode;
-
format = twl4030_read_reg_cache(codec, TWL4030_REG_AUDIO_IF);
mode = twl4030_read_reg_cache(codec, TWL4030_REG_CODEC_MODE);
return 0;
}
+static int twl4030_set_tristate(struct snd_soc_dai *dai, int tristate)
+{
+ struct snd_soc_codec *codec = dai->codec;
+ u8 reg = twl4030_read_reg_cache(codec, TWL4030_REG_AUDIO_IF);
+
+ if (tristate)
+ reg |= TWL4030_AIF_TRI_EN;
+ else
+ reg &= ~TWL4030_AIF_TRI_EN;
+
+ return twl4030_write(codec, TWL4030_REG_AUDIO_IF, reg);
+}
+
/* In case of voice mode, the RX1 L(VRX) for downlink and the TX2 L/R
* (VTXL, VTXR) for uplink has to be enabled/disabled. */
static void twl4030_voice_enable(struct snd_soc_codec *codec, int direction,
/* set master/slave audio interface */
switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
- case SND_SOC_DAIFMT_CBS_CFM:
+ case SND_SOC_DAIFMT_CBM_CFM:
format &= ~(TWL4030_VIF_SLAVE_EN);
break;
case SND_SOC_DAIFMT_CBS_CFS:
return 0;
}
+static int twl4030_voice_set_tristate(struct snd_soc_dai *dai, int tristate)
+{
+ struct snd_soc_codec *codec = dai->codec;
+ u8 reg = twl4030_read_reg_cache(codec, TWL4030_REG_VOICE_IF);
+
+ if (tristate)
+ reg |= TWL4030_VIF_TRI_EN;
+ else
+ reg &= ~TWL4030_VIF_TRI_EN;
+
+ return twl4030_write(codec, TWL4030_REG_VOICE_IF, reg);
+}
+
#define TWL4030_RATES (SNDRV_PCM_RATE_8000_48000)
#define TWL4030_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FORMAT_S24_LE)
.hw_params = twl4030_hw_params,
.set_sysclk = twl4030_set_dai_sysclk,
.set_fmt = twl4030_set_dai_fmt,
+ .set_tristate = twl4030_set_tristate,
};
static struct snd_soc_dai_ops twl4030_dai_voice_ops = {
.hw_params = twl4030_voice_hw_params,
.set_sysclk = twl4030_voice_set_dai_sysclk,
.set_fmt = twl4030_voice_set_dai_fmt,
+ .set_tristate = twl4030_voice_set_tristate,
};
struct snd_soc_dai twl4030_dai[] = {
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