*/
static const u8 twl4030_reg[TWL4030_CACHEREGNUM] = {
0x00, /* this register not used */
- 0x93, /* REG_CODEC_MODE (0x1) */
+ 0x91, /* REG_CODEC_MODE (0x1) */
0xc3, /* REG_OPTION (0x2) */
0x00, /* REG_UNKNOWN (0x3) */
0x00, /* REG_MICBIAS_CTL (0x4) */
0x00, /* REG_MISC_SET_2 (0x49) */
};
+/* codec private data */
+struct twl4030_priv {
+ unsigned int bypass_state;
+ unsigned int codec_powered;
+ unsigned int codec_muted;
+
+ struct snd_pcm_substream *master_substream;
+ struct snd_pcm_substream *slave_substream;
+
+ unsigned int configured;
+ unsigned int rate;
+ unsigned int sample_bits;
+ unsigned int channels;
+};
+
/*
* read twl4030 register cache
*/
{
u8 *cache = codec->reg_cache;
+ if (reg >= TWL4030_CACHEREGNUM)
+ return -EIO;
+
return cache[reg];
}
return twl4030_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE, value, reg);
}
-static void twl4030_clear_codecpdz(struct snd_soc_codec *codec)
+static void twl4030_codec_enable(struct snd_soc_codec *codec, int enable)
{
+ struct twl4030_priv *twl4030 = codec->private_data;
u8 mode;
- mode = twl4030_read_reg_cache(codec, TWL4030_REG_CODEC_MODE);
- twl4030_write(codec, TWL4030_REG_CODEC_MODE,
- mode & ~TWL4030_CODECPDZ);
-
- /* REVISIT: this delay is present in TI sample drivers */
- /* but there seems to be no TRM requirement for it */
- udelay(10);
-}
-
-static void twl4030_set_codecpdz(struct snd_soc_codec *codec)
-{
- u8 mode;
+ if (enable == twl4030->codec_powered)
+ return;
mode = twl4030_read_reg_cache(codec, TWL4030_REG_CODEC_MODE);
- twl4030_write(codec, TWL4030_REG_CODEC_MODE,
- mode | TWL4030_CODECPDZ);
+ if (enable)
+ mode |= TWL4030_CODECPDZ;
+ else
+ mode &= ~TWL4030_CODECPDZ;
+
+ twl4030_write(codec, TWL4030_REG_CODEC_MODE, mode);
+ twl4030->codec_powered = enable;
/* REVISIT: this delay is present in TI sample drivers */
/* but there seems to be no TRM requirement for it */
int i;
/* clear CODECPDZ prior to setting register defaults */
- twl4030_clear_codecpdz(codec);
+ twl4030_codec_enable(codec, 0);
/* set all audio section registers to reasonable defaults */
for (i = TWL4030_REG_OPTION; i <= TWL4030_REG_MISC_SET_2; i++)
}
-/* Earpiece */
-static const char *twl4030_earpiece_texts[] =
- {"Off", "DACL1", "DACL2", "Invalid",
- "DACR1"};
+static void twl4030_codec_mute(struct snd_soc_codec *codec, int mute)
+{
+ struct twl4030_priv *twl4030 = codec->private_data;
+ u8 reg_val;
-static const struct soc_enum twl4030_earpiece_enum =
- SOC_ENUM_SINGLE(TWL4030_REG_EAR_CTL, 1,
- ARRAY_SIZE(twl4030_earpiece_texts),
- twl4030_earpiece_texts);
+ if (mute == twl4030->codec_muted)
+ return;
-static const struct snd_kcontrol_new twl4030_dapm_earpiece_control =
-SOC_DAPM_ENUM("Route", twl4030_earpiece_enum);
+ 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;
+ twl4030_write(codec, TWL4030_REG_APLL_CTL, reg_val);
+ }
-/* PreDrive Left */
-static const char *twl4030_predrivel_texts[] =
- {"Off", "DACL1", "DACL2", "Invalid",
- "DACR2"};
+ twl4030->codec_muted = mute;
+}
-static const struct soc_enum twl4030_predrivel_enum =
- SOC_ENUM_SINGLE(TWL4030_REG_PREDL_CTL, 1,
- ARRAY_SIZE(twl4030_predrivel_texts),
- twl4030_predrivel_texts);
+static void twl4030_power_up(struct snd_soc_codec *codec)
+{
+ struct twl4030_priv *twl4030 = codec->private_data;
+ u8 anamicl, regmisc1, byte;
+ int i = 0;
-static const struct snd_kcontrol_new twl4030_dapm_predrivel_control =
-SOC_DAPM_ENUM("Route", twl4030_predrivel_enum);
+ if (twl4030->codec_powered)
+ return;
-/* PreDrive Right */
-static const char *twl4030_predriver_texts[] =
- {"Off", "DACR1", "DACR2", "Invalid",
- "DACL2"};
+ /* set CODECPDZ to turn on codec */
+ twl4030_codec_enable(codec, 1);
-static const struct soc_enum twl4030_predriver_enum =
- SOC_ENUM_SINGLE(TWL4030_REG_PREDR_CTL, 1,
- ARRAY_SIZE(twl4030_predriver_texts),
- twl4030_predriver_texts);
+ /* initiate offset cancellation */
+ anamicl = twl4030_read_reg_cache(codec, TWL4030_REG_ANAMICL);
+ twl4030_write(codec, TWL4030_REG_ANAMICL,
+ anamicl | TWL4030_CNCL_OFFSET_START);
-static const struct snd_kcontrol_new twl4030_dapm_predriver_control =
-SOC_DAPM_ENUM("Route", twl4030_predriver_enum);
+ /* wait for offset cancellation to complete */
+ do {
+ /* this takes a little while, so don't slam i2c */
+ udelay(2000);
+ twl4030_i2c_read_u8(TWL4030_MODULE_AUDIO_VOICE, &byte,
+ TWL4030_REG_ANAMICL);
+ } while ((i++ < 100) &&
+ ((byte & TWL4030_CNCL_OFFSET_START) ==
+ TWL4030_CNCL_OFFSET_START));
-/* Headset Left */
-static const char *twl4030_hsol_texts[] =
- {"Off", "DACL1", "DACL2"};
+ /* Make sure that the reg_cache has the same value as the HW */
+ twl4030_write_reg_cache(codec, TWL4030_REG_ANAMICL, byte);
-static const struct soc_enum twl4030_hsol_enum =
- SOC_ENUM_SINGLE(TWL4030_REG_HS_SEL, 1,
- ARRAY_SIZE(twl4030_hsol_texts),
- twl4030_hsol_texts);
+ /* anti-pop when changing analog gain */
+ regmisc1 = twl4030_read_reg_cache(codec, TWL4030_REG_MISC_SET_1);
+ twl4030_write(codec, TWL4030_REG_MISC_SET_1,
+ regmisc1 | TWL4030_SMOOTH_ANAVOL_EN);
-static const struct snd_kcontrol_new twl4030_dapm_hsol_control =
-SOC_DAPM_ENUM("Route", twl4030_hsol_enum);
+ /* toggle CODECPDZ as per TRM */
+ twl4030_codec_enable(codec, 0);
+ twl4030_codec_enable(codec, 1);
+}
-/* Headset Right */
-static const char *twl4030_hsor_texts[] =
- {"Off", "DACR1", "DACR2"};
+/*
+ * Unconditional power down
+ */
+static void twl4030_power_down(struct snd_soc_codec *codec)
+{
+ /* power down */
+ twl4030_codec_enable(codec, 0);
+}
-static const struct soc_enum twl4030_hsor_enum =
- SOC_ENUM_SINGLE(TWL4030_REG_HS_SEL, 4,
- ARRAY_SIZE(twl4030_hsor_texts),
- twl4030_hsor_texts);
+/* Earpiece */
+static const struct snd_kcontrol_new twl4030_dapm_earpiece_controls[] = {
+ SOC_DAPM_SINGLE("Voice", TWL4030_REG_EAR_CTL, 0, 1, 0),
+ SOC_DAPM_SINGLE("AudioL1", TWL4030_REG_EAR_CTL, 1, 1, 0),
+ SOC_DAPM_SINGLE("AudioL2", TWL4030_REG_EAR_CTL, 2, 1, 0),
+ SOC_DAPM_SINGLE("AudioR1", TWL4030_REG_EAR_CTL, 3, 1, 0),
+};
-static const struct snd_kcontrol_new twl4030_dapm_hsor_control =
-SOC_DAPM_ENUM("Route", twl4030_hsor_enum);
+/* PreDrive Left */
+static const struct snd_kcontrol_new twl4030_dapm_predrivel_controls[] = {
+ SOC_DAPM_SINGLE("Voice", TWL4030_REG_PREDL_CTL, 0, 1, 0),
+ SOC_DAPM_SINGLE("AudioL1", TWL4030_REG_PREDL_CTL, 1, 1, 0),
+ SOC_DAPM_SINGLE("AudioL2", TWL4030_REG_PREDL_CTL, 2, 1, 0),
+ SOC_DAPM_SINGLE("AudioR2", TWL4030_REG_PREDL_CTL, 3, 1, 0),
+};
-/* Carkit Left */
-static const char *twl4030_carkitl_texts[] =
- {"Off", "DACL1", "DACL2"};
+/* PreDrive Right */
+static const struct snd_kcontrol_new twl4030_dapm_predriver_controls[] = {
+ SOC_DAPM_SINGLE("Voice", TWL4030_REG_PREDR_CTL, 0, 1, 0),
+ SOC_DAPM_SINGLE("AudioR1", TWL4030_REG_PREDR_CTL, 1, 1, 0),
+ SOC_DAPM_SINGLE("AudioR2", TWL4030_REG_PREDR_CTL, 2, 1, 0),
+ SOC_DAPM_SINGLE("AudioL2", TWL4030_REG_PREDR_CTL, 3, 1, 0),
+};
+
+/* Headset Left */
+static const struct snd_kcontrol_new twl4030_dapm_hsol_controls[] = {
+ SOC_DAPM_SINGLE("Voice", TWL4030_REG_HS_SEL, 0, 1, 0),
+ SOC_DAPM_SINGLE("AudioL1", TWL4030_REG_HS_SEL, 1, 1, 0),
+ SOC_DAPM_SINGLE("AudioL2", TWL4030_REG_HS_SEL, 2, 1, 0),
+};
-static const struct soc_enum twl4030_carkitl_enum =
- SOC_ENUM_SINGLE(TWL4030_REG_PRECKL_CTL, 1,
- ARRAY_SIZE(twl4030_carkitl_texts),
- twl4030_carkitl_texts);
+/* Headset Right */
+static const struct snd_kcontrol_new twl4030_dapm_hsor_controls[] = {
+ SOC_DAPM_SINGLE("Voice", TWL4030_REG_HS_SEL, 3, 1, 0),
+ SOC_DAPM_SINGLE("AudioR1", TWL4030_REG_HS_SEL, 4, 1, 0),
+ SOC_DAPM_SINGLE("AudioR2", TWL4030_REG_HS_SEL, 5, 1, 0),
+};
-static const struct snd_kcontrol_new twl4030_dapm_carkitl_control =
-SOC_DAPM_ENUM("Route", twl4030_carkitl_enum);
+/* Carkit Left */
+static const struct snd_kcontrol_new twl4030_dapm_carkitl_controls[] = {
+ SOC_DAPM_SINGLE("Voice", TWL4030_REG_PRECKL_CTL, 0, 1, 0),
+ SOC_DAPM_SINGLE("AudioL1", TWL4030_REG_PRECKL_CTL, 1, 1, 0),
+ SOC_DAPM_SINGLE("AudioL2", TWL4030_REG_PRECKL_CTL, 2, 1, 0),
+};
/* Carkit Right */
-static const char *twl4030_carkitr_texts[] =
- {"Off", "DACR1", "DACR2"};
+static const struct snd_kcontrol_new twl4030_dapm_carkitr_controls[] = {
+ SOC_DAPM_SINGLE("Voice", TWL4030_REG_PRECKR_CTL, 0, 1, 0),
+ SOC_DAPM_SINGLE("AudioR1", TWL4030_REG_PRECKR_CTL, 1, 1, 0),
+ SOC_DAPM_SINGLE("AudioR2", TWL4030_REG_PRECKR_CTL, 2, 1, 0),
+};
+
+/* Handsfree Left */
+static const char *twl4030_handsfreel_texts[] =
+ {"Voice", "AudioL1", "AudioL2", "AudioR2"};
+
+static const struct soc_enum twl4030_handsfreel_enum =
+ SOC_ENUM_SINGLE(TWL4030_REG_HFL_CTL, 0,
+ ARRAY_SIZE(twl4030_handsfreel_texts),
+ twl4030_handsfreel_texts);
+
+static const struct snd_kcontrol_new twl4030_dapm_handsfreel_control =
+SOC_DAPM_ENUM("Route", twl4030_handsfreel_enum);
+
+/* Handsfree Right */
+static const char *twl4030_handsfreer_texts[] =
+ {"Voice", "AudioR1", "AudioR2", "AudioL2"};
+
+static const struct soc_enum twl4030_handsfreer_enum =
+ SOC_ENUM_SINGLE(TWL4030_REG_HFR_CTL, 0,
+ ARRAY_SIZE(twl4030_handsfreer_texts),
+ twl4030_handsfreer_texts);
+
+static const struct snd_kcontrol_new twl4030_dapm_handsfreer_control =
+SOC_DAPM_ENUM("Route", twl4030_handsfreer_enum);
+
+/* Vibra */
+/* Vibra audio path selection */
+static const char *twl4030_vibra_texts[] =
+ {"AudioL1", "AudioR1", "AudioL2", "AudioR2"};
+
+static const struct soc_enum twl4030_vibra_enum =
+ SOC_ENUM_SINGLE(TWL4030_REG_VIBRA_CTL, 2,
+ ARRAY_SIZE(twl4030_vibra_texts),
+ twl4030_vibra_texts);
+
+static const struct snd_kcontrol_new twl4030_dapm_vibra_control =
+SOC_DAPM_ENUM("Route", twl4030_vibra_enum);
+
+/* Vibra path selection: local vibrator (PWM) or audio driven */
+static const char *twl4030_vibrapath_texts[] =
+ {"Local vibrator", "Audio"};
+
+static const struct soc_enum twl4030_vibrapath_enum =
+ SOC_ENUM_SINGLE(TWL4030_REG_VIBRA_CTL, 4,
+ ARRAY_SIZE(twl4030_vibrapath_texts),
+ twl4030_vibrapath_texts);
+
+static const struct snd_kcontrol_new twl4030_dapm_vibrapath_control =
+SOC_DAPM_ENUM("Route", twl4030_vibrapath_enum);
+
+/* 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),
+};
+
+/* 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, 1, 1, 0),
+};
+
+/* TX1 L/R Analog/Digital microphone selection */
+static const char *twl4030_micpathtx1_texts[] =
+ {"Analog", "Digimic0"};
+
+static const struct soc_enum twl4030_micpathtx1_enum =
+ SOC_ENUM_SINGLE(TWL4030_REG_ADCMICSEL, 0,
+ ARRAY_SIZE(twl4030_micpathtx1_texts),
+ twl4030_micpathtx1_texts);
+
+static const struct snd_kcontrol_new twl4030_dapm_micpathtx1_control =
+SOC_DAPM_ENUM("Route", twl4030_micpathtx1_enum);
-static const struct soc_enum twl4030_carkitr_enum =
- SOC_ENUM_SINGLE(TWL4030_REG_PRECKR_CTL, 1,
- ARRAY_SIZE(twl4030_carkitr_texts),
- twl4030_carkitr_texts);
+/* TX2 L/R Analog/Digital microphone selection */
+static const char *twl4030_micpathtx2_texts[] =
+ {"Analog", "Digimic1"};
-static const struct snd_kcontrol_new twl4030_dapm_carkitr_control =
-SOC_DAPM_ENUM("Route", twl4030_carkitr_enum);
+static const struct soc_enum twl4030_micpathtx2_enum =
+ SOC_ENUM_SINGLE(TWL4030_REG_ADCMICSEL, 2,
+ ARRAY_SIZE(twl4030_micpathtx2_texts),
+ twl4030_micpathtx2_texts);
-static int outmixer_event(struct snd_soc_dapm_widget *w,
+static const struct snd_kcontrol_new twl4030_dapm_micpathtx2_control =
+SOC_DAPM_ENUM("Route", twl4030_micpathtx2_enum);
+
+/* Analog bypass for AudioR1 */
+static const struct snd_kcontrol_new twl4030_dapm_abypassr1_control =
+ SOC_DAPM_SINGLE("Switch", TWL4030_REG_ARXR1_APGA_CTL, 2, 1, 0);
+
+/* Analog bypass for AudioL1 */
+static const struct snd_kcontrol_new twl4030_dapm_abypassl1_control =
+ SOC_DAPM_SINGLE("Switch", TWL4030_REG_ARXL1_APGA_CTL, 2, 1, 0);
+
+/* Analog bypass for AudioR2 */
+static const struct snd_kcontrol_new twl4030_dapm_abypassr2_control =
+ SOC_DAPM_SINGLE("Switch", TWL4030_REG_ARXR2_APGA_CTL, 2, 1, 0);
+
+/* Analog bypass for AudioL2 */
+static const struct snd_kcontrol_new twl4030_dapm_abypassl2_control =
+ SOC_DAPM_SINGLE("Switch", TWL4030_REG_ARXL2_APGA_CTL, 2, 1, 0);
+
+/* Analog bypass for Voice */
+static const struct snd_kcontrol_new twl4030_dapm_abypassv_control =
+ SOC_DAPM_SINGLE("Switch", TWL4030_REG_VDL_APGA_CTL, 2, 1, 0);
+
+/* Digital bypass gain, 0 mutes the bypass */
+static const unsigned int twl4030_dapm_dbypass_tlv[] = {
+ TLV_DB_RANGE_HEAD(2),
+ 0, 3, TLV_DB_SCALE_ITEM(-2400, 0, 1),
+ 4, 7, TLV_DB_SCALE_ITEM(-1800, 600, 0),
+};
+
+/* Digital bypass left (TX1L -> RX2L) */
+static const struct snd_kcontrol_new twl4030_dapm_dbypassl_control =
+ SOC_DAPM_SINGLE_TLV("Volume",
+ TWL4030_REG_ATX2ARXPGA, 3, 7, 0,
+ twl4030_dapm_dbypass_tlv);
+
+/* Digital bypass right (TX1R -> RX2R) */
+static const struct snd_kcontrol_new twl4030_dapm_dbypassr_control =
+ SOC_DAPM_SINGLE_TLV("Volume",
+ TWL4030_REG_ATX2ARXPGA, 0, 7, 0,
+ twl4030_dapm_dbypass_tlv);
+
+/*
+ * Voice Sidetone GAIN volume control:
+ * from -51 to -10 dB in 1 dB steps (mute instead of -51 dB)
+ */
+static DECLARE_TLV_DB_SCALE(twl4030_dapm_dbypassv_tlv, -5100, 100, 1);
+
+/* Digital bypass voice: sidetone (VUL -> VDL)*/
+static const struct snd_kcontrol_new twl4030_dapm_dbypassv_control =
+ SOC_DAPM_SINGLE_TLV("Volume",
+ TWL4030_REG_VSTPGA, 0, 0x29, 0,
+ twl4030_dapm_dbypassv_tlv);
+
+static int micpath_event(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *kcontrol, int event)
{
- struct soc_enum *e = (struct soc_enum *)kcontrol->private_value;
- int ret = 0;
- int val;
-
- switch (e->reg) {
- case TWL4030_REG_PREDL_CTL:
- case TWL4030_REG_PREDR_CTL:
- case TWL4030_REG_EAR_CTL:
- val = w->value >> e->shift_l;
- if (val == 3) {
- printk(KERN_WARNING
- "Invalid MUX setting for register 0x%02x (%d)\n",
- e->reg, val);
- ret = -1;
- }
+ struct soc_enum *e = (struct soc_enum *)w->kcontrols->private_value;
+ unsigned char adcmicsel, micbias_ctl;
+
+ adcmicsel = twl4030_read_reg_cache(w->codec, TWL4030_REG_ADCMICSEL);
+ micbias_ctl = twl4030_read_reg_cache(w->codec, TWL4030_REG_MICBIAS_CTL);
+ /* Prepare the bits for the given TX path:
+ * shift_l == 0: TX1 microphone path
+ * shift_l == 2: TX2 microphone path */
+ if (e->shift_l) {
+ /* TX2 microphone path */
+ if (adcmicsel & TWL4030_TX2IN_SEL)
+ micbias_ctl |= TWL4030_MICBIAS2_CTL; /* digimic */
+ else
+ micbias_ctl &= ~TWL4030_MICBIAS2_CTL;
+ } else {
+ /* TX1 microphone path */
+ if (adcmicsel & TWL4030_TX1IN_SEL)
+ micbias_ctl |= TWL4030_MICBIAS1_CTL; /* digimic */
+ else
+ micbias_ctl &= ~TWL4030_MICBIAS1_CTL;
+ }
+
+ twl4030_write(w->codec, TWL4030_REG_MICBIAS_CTL, micbias_ctl);
+
+ return 0;
+}
+
+static int handsfree_event(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *kcontrol, int event)
+{
+ struct soc_enum *e = (struct soc_enum *)w->kcontrols->private_value;
+ unsigned char hs_ctl;
+
+ hs_ctl = twl4030_read_reg_cache(w->codec, e->reg);
+
+ if (hs_ctl & TWL4030_HF_CTL_REF_EN) {
+ hs_ctl |= TWL4030_HF_CTL_RAMP_EN;
+ twl4030_write(w->codec, e->reg, hs_ctl);
+ hs_ctl |= TWL4030_HF_CTL_LOOP_EN;
+ twl4030_write(w->codec, e->reg, hs_ctl);
+ hs_ctl |= TWL4030_HF_CTL_HB_EN;
+ twl4030_write(w->codec, e->reg, hs_ctl);
+ } else {
+ hs_ctl &= ~(TWL4030_HF_CTL_RAMP_EN | TWL4030_HF_CTL_LOOP_EN
+ | TWL4030_HF_CTL_HB_EN);
+ twl4030_write(w->codec, e->reg, hs_ctl);
+ }
+
+ return 0;
+}
+
+static int headsetl_event(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *kcontrol, int event)
+{
+ unsigned char hs_gain, hs_pop;
+
+ /* Save the current volume */
+ hs_gain = twl4030_read_reg_cache(w->codec, TWL4030_REG_HS_GAIN_SET);
+ hs_pop = twl4030_read_reg_cache(w->codec, TWL4030_REG_HS_POPN_SET);
+
+ switch (event) {
+ case SND_SOC_DAPM_POST_PMU:
+ /* Do the anti-pop/bias ramp enable according to the TRM */
+ hs_pop |= TWL4030_VMID_EN;
+ twl4030_write(w->codec, TWL4030_REG_HS_POPN_SET, hs_pop);
+ /* Is this needed? Can we just use whatever gain here? */
+ twl4030_write(w->codec, TWL4030_REG_HS_GAIN_SET,
+ (hs_gain & (~0x0f)) | 0x0a);
+ hs_pop |= TWL4030_RAMP_EN;
+ twl4030_write(w->codec, TWL4030_REG_HS_POPN_SET, hs_pop);
+
+ /* Restore the original volume */
+ twl4030_write(w->codec, TWL4030_REG_HS_GAIN_SET, hs_gain);
+ break;
+ case SND_SOC_DAPM_POST_PMD:
+ /* Do the anti-pop/bias ramp disable according to the TRM */
+ hs_pop &= ~TWL4030_RAMP_EN;
+ twl4030_write(w->codec, TWL4030_REG_HS_POPN_SET, hs_pop);
+ /* Bypass the reg_cache to mute the headset */
+ twl4030_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE,
+ hs_gain & (~0x0f),
+ TWL4030_REG_HS_GAIN_SET);
+ hs_pop &= ~TWL4030_VMID_EN;
+ twl4030_write(w->codec, TWL4030_REG_HS_POPN_SET, hs_pop);
break;
}
+ return 0;
+}
+
+static int bypass_event(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *kcontrol, int event)
+{
+ struct soc_mixer_control *m =
+ (struct soc_mixer_control *)w->kcontrols->private_value;
+ struct twl4030_priv *twl4030 = w->codec->private_data;
+ unsigned char reg, misc;
+
+ reg = twl4030_read_reg_cache(w->codec, m->reg);
+
+ if (m->reg <= TWL4030_REG_ARXR2_APGA_CTL) {
+ /* Analog bypass */
+ if (reg & (1 << m->shift))
+ twl4030->bypass_state |=
+ (1 << (m->reg - TWL4030_REG_ARXL1_APGA_CTL));
+ else
+ twl4030->bypass_state &=
+ ~(1 << (m->reg - TWL4030_REG_ARXL1_APGA_CTL));
+ } else if (m->reg == TWL4030_REG_VDL_APGA_CTL) {
+ /* Analog voice bypass */
+ if (reg & (1 << m->shift))
+ 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))
+ twl4030->bypass_state |= (1 << (m->shift ? 7 : 6));
+ else
+ twl4030->bypass_state &= ~(1 << (m->shift ? 7 : 6));
+ }
- return ret;
+ /* Enable master analog loopback mode if any analog switch is enabled*/
+ misc = twl4030_read_reg_cache(w->codec, TWL4030_REG_MISC_SET_1);
+ if (twl4030->bypass_state & 0x1F)
+ misc |= TWL4030_FMLOOP_EN;
+ else
+ misc &= ~TWL4030_FMLOOP_EN;
+ twl4030_write(w->codec, TWL4030_REG_MISC_SET_1, misc);
+
+ if (w->codec->bias_level == SND_SOC_BIAS_STANDBY) {
+ if (twl4030->bypass_state)
+ twl4030_codec_mute(w->codec, 0);
+ else
+ twl4030_codec_mute(w->codec, 1);
+ }
+ return 0;
}
/*
.put = snd_soc_put_volsw_r2_twl4030, \
.private_value = (unsigned long)&(struct soc_mixer_control) \
{.reg = reg_left, .rreg = reg_right, .shift = xshift, \
- .max = xmax, .invert = xinvert} }
+ .rshift = xshift, .max = xmax, .invert = xinvert} }
#define SOC_SINGLE_TLV_TWL4030(xname, xreg, xshift, xmax, xinvert, tlv_array) \
SOC_DOUBLE_TLV_TWL4030(xname, xreg, xshift, xshift, xmax, \
xinvert, tlv_array)
return err;
}
-static int twl4030_get_left_input(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_value *ucontrol)
-{
- struct snd_soc_codec *codec = kcontrol->private_data;
- u8 reg = twl4030_read_reg_cache(codec, TWL4030_REG_ANAMICL);
- int result = 0;
-
- /* one bit must be set a time */
- reg &= TWL4030_CKMIC_EN | TWL4030_AUXL_EN | TWL4030_HSMIC_EN
- | TWL4030_MAINMIC_EN;
- if (reg != 0) {
- result++;
- while ((reg & 1) == 0) {
- result++;
- reg >>= 1;
- }
- }
-
- ucontrol->value.integer.value[0] = result;
- return 0;
-}
-
-static int twl4030_put_left_input(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_value *ucontrol)
-{
- struct snd_soc_codec *codec = kcontrol->private_data;
- int value = ucontrol->value.integer.value[0];
- u8 anamicl, micbias, avadc_ctl;
-
- anamicl = twl4030_read_reg_cache(codec, TWL4030_REG_ANAMICL);
- anamicl &= ~(TWL4030_CKMIC_EN | TWL4030_AUXL_EN | TWL4030_HSMIC_EN
- | TWL4030_MAINMIC_EN);
- micbias = twl4030_read_reg_cache(codec, TWL4030_REG_MICBIAS_CTL);
- micbias &= ~(TWL4030_HSMICBIAS_EN | TWL4030_MICBIAS1_EN);
- avadc_ctl = twl4030_read_reg_cache(codec, TWL4030_REG_AVADC_CTL);
-
- switch (value) {
- case 1:
- anamicl |= TWL4030_MAINMIC_EN;
- micbias |= TWL4030_MICBIAS1_EN;
- break;
- case 2:
- anamicl |= TWL4030_HSMIC_EN;
- micbias |= TWL4030_HSMICBIAS_EN;
- break;
- case 3:
- anamicl |= TWL4030_AUXL_EN;
- break;
- case 4:
- anamicl |= TWL4030_CKMIC_EN;
- break;
- default:
- break;
- }
-
- /* If some input is selected, enable amp and ADC */
- if (value != 0) {
- anamicl |= TWL4030_MICAMPL_EN;
- avadc_ctl |= TWL4030_ADCL_EN;
- } else {
- anamicl &= ~TWL4030_MICAMPL_EN;
- avadc_ctl &= ~TWL4030_ADCL_EN;
- }
-
- twl4030_write(codec, TWL4030_REG_ANAMICL, anamicl);
- twl4030_write(codec, TWL4030_REG_MICBIAS_CTL, micbias);
- twl4030_write(codec, TWL4030_REG_AVADC_CTL, avadc_ctl);
-
- return 1;
-}
-
-static int twl4030_get_right_input(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_value *ucontrol)
-{
- struct snd_soc_codec *codec = kcontrol->private_data;
- u8 reg = twl4030_read_reg_cache(codec, TWL4030_REG_ANAMICR);
- int value = 0;
-
- reg &= TWL4030_SUBMIC_EN|TWL4030_AUXR_EN;
- switch (reg) {
- case TWL4030_SUBMIC_EN:
- value = 1;
- break;
- case TWL4030_AUXR_EN:
- value = 2;
- break;
- default:
- break;
- }
-
- ucontrol->value.integer.value[0] = value;
- return 0;
-}
-
-static int twl4030_put_right_input(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_value *ucontrol)
-{
- struct snd_soc_codec *codec = kcontrol->private_data;
- int value = ucontrol->value.integer.value[0];
- u8 anamicr, micbias, avadc_ctl;
-
- anamicr = twl4030_read_reg_cache(codec, TWL4030_REG_ANAMICR);
- anamicr &= ~(TWL4030_SUBMIC_EN|TWL4030_AUXR_EN);
- micbias = twl4030_read_reg_cache(codec, TWL4030_REG_MICBIAS_CTL);
- micbias &= ~TWL4030_MICBIAS2_EN;
- avadc_ctl = twl4030_read_reg_cache(codec, TWL4030_REG_AVADC_CTL);
-
- switch (value) {
- case 1:
- anamicr |= TWL4030_SUBMIC_EN;
- micbias |= TWL4030_MICBIAS2_EN;
- break;
- case 2:
- anamicr |= TWL4030_AUXR_EN;
- break;
- default:
- break;
- }
-
- if (value != 0) {
- anamicr |= TWL4030_MICAMPR_EN;
- avadc_ctl |= TWL4030_ADCR_EN;
- } else {
- anamicr &= ~TWL4030_MICAMPR_EN;
- avadc_ctl &= ~TWL4030_ADCR_EN;
- }
-
- twl4030_write(codec, TWL4030_REG_ANAMICR, anamicr);
- twl4030_write(codec, TWL4030_REG_MICBIAS_CTL, micbias);
- twl4030_write(codec, TWL4030_REG_AVADC_CTL, avadc_ctl);
-
- return 1;
-}
-
-static const char *twl4030_left_in_sel[] = {
- "None",
- "Main Mic",
- "Headset Mic",
- "Line In",
- "Carkit Mic",
-};
-
-static const char *twl4030_right_in_sel[] = {
- "None",
- "Sub Mic",
- "Line In",
-};
-
-static const struct soc_enum twl4030_left_input_mux =
- SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(twl4030_left_in_sel),
- twl4030_left_in_sel);
-
-static const struct soc_enum twl4030_right_input_mux =
- SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(twl4030_right_in_sel),
- twl4030_right_in_sel);
-
/*
* FGAIN volume control:
* from -62 to 0 dB in 1 dB steps (mute instead of -63 dB)
static DECLARE_TLV_DB_SCALE(digital_coarse_tlv, 0, 600, 0);
/*
+ * Voice Downlink GAIN volume control:
+ * from -37 to 12 dB in 1 dB steps (mute instead of -37 dB)
+ */
+static DECLARE_TLV_DB_SCALE(digital_voice_downlink_tlv, -3700, 100, 1);
+
+/*
* Analog playback gain
* -24 dB to 12 dB in 2 dB steps
*/
static DECLARE_TLV_DB_SCALE(output_tvl, -1200, 600, 1);
/*
+ * Gain control for earpiece amplifier
+ * 0 dB to 12 dB in 6 dB steps (mute instead of -6)
+ */
+static DECLARE_TLV_DB_SCALE(output_ear_tvl, -600, 600, 1);
+
+/*
* Capture gain after the ADCs
* from 0 dB to 31 dB in 1 dB steps
*/
*/
static DECLARE_TLV_DB_SCALE(input_gain_tlv, 0, 600, 0);
+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",
+ "3495/2581/1748 ms"
+};
+
+static const struct soc_enum twl4030_rampdelay_enum =
+ SOC_ENUM_SINGLE(TWL4030_REG_HS_POPN_SET, 2,
+ ARRAY_SIZE(twl4030_rampdelay_texts),
+ twl4030_rampdelay_texts);
+
+/* Vibra H-bridge direction mode */
+static const char *twl4030_vibradirmode_texts[] = {
+ "Vibra H-bridge direction", "Audio data MSB",
+};
+
+static const struct soc_enum twl4030_vibradirmode_enum =
+ SOC_ENUM_SINGLE(TWL4030_REG_VIBRA_CTL, 5,
+ ARRAY_SIZE(twl4030_vibradirmode_texts),
+ twl4030_vibradirmode_texts);
+
+/* Vibra H-bridge direction */
+static const char *twl4030_vibradir_texts[] = {
+ "Positive polarity", "Negative polarity",
+};
+
+static const struct soc_enum twl4030_vibradir_enum =
+ SOC_ENUM_SINGLE(TWL4030_REG_VIBRA_CTL, 1,
+ ARRAY_SIZE(twl4030_vibradir_texts),
+ twl4030_vibradir_texts);
+
static const struct snd_kcontrol_new twl4030_snd_controls[] = {
/* Common playback gain controls */
SOC_DOUBLE_R_TLV("DAC1 Digital Fine Playback Volume",
TWL4030_REG_ARXL2_APGA_CTL, TWL4030_REG_ARXR2_APGA_CTL,
1, 1, 0),
+ /* Common voice downlink gain controls */
+ SOC_SINGLE_TLV("DAC Voice Digital Downlink Volume",
+ TWL4030_REG_VRXPGA, 0, 0x31, 0, digital_voice_downlink_tlv),
+
+ SOC_SINGLE_TLV("DAC Voice Analog Downlink Volume",
+ TWL4030_REG_VDL_APGA_CTL, 3, 0x12, 1, analog_tlv),
+
+ SOC_SINGLE("DAC Voice Analog Downlink Switch",
+ TWL4030_REG_VDL_APGA_CTL, 1, 1, 0),
+
/* Separate output gain controls */
SOC_DOUBLE_R_TLV_TWL4030("PreDriv Playback Volume",
TWL4030_REG_PREDL_CTL, TWL4030_REG_PREDR_CTL,
4, 3, 0, output_tvl),
SOC_SINGLE_TLV_TWL4030("Earpiece Playback Volume",
- TWL4030_REG_EAR_CTL, 4, 3, 0, output_tvl),
+ TWL4030_REG_EAR_CTL, 4, 3, 0, output_ear_tvl),
/* Common capture gain controls */
- SOC_DOUBLE_R_TLV("Capture Volume",
+ SOC_DOUBLE_R_TLV("TX1 Digital Capture Volume",
TWL4030_REG_ATXL1PGA, TWL4030_REG_ATXR1PGA,
0, 0x1f, 0, digital_capture_tlv),
+ SOC_DOUBLE_R_TLV("TX2 Digital Capture Volume",
+ TWL4030_REG_AVTXL2PGA, TWL4030_REG_AVTXR2PGA,
+ 0, 0x1f, 0, digital_capture_tlv),
- SOC_DOUBLE_TLV("Input Boost Volume", TWL4030_REG_ANAMIC_GAIN,
+ SOC_DOUBLE_TLV("Analog Capture Volume", TWL4030_REG_ANAMIC_GAIN,
0, 3, 5, 0, input_gain_tlv),
- /* Input source controls */
- SOC_ENUM_EXT("Left Input Source", twl4030_left_input_mux,
- twl4030_get_left_input, twl4030_put_left_input),
- SOC_ENUM_EXT("Right Input Source", twl4030_right_input_mux,
- twl4030_get_right_input, twl4030_put_right_input),
-};
-
-/* 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;
- }
+ SOC_ENUM("HS ramp delay", twl4030_rampdelay_enum),
- return 0;
-}
+ SOC_ENUM("Vibra H-bridge mode", twl4030_vibradirmode_enum),
+ SOC_ENUM("Vibra H-bridge direction", twl4030_vibradir_enum),
+};
static const struct snd_soc_dapm_widget twl4030_dapm_widgets[] = {
- SND_SOC_DAPM_INPUT("INL"),
- SND_SOC_DAPM_INPUT("INR"),
-
+ /* Left channel inputs */
+ SND_SOC_DAPM_INPUT("MAINMIC"),
+ SND_SOC_DAPM_INPUT("HSMIC"),
+ SND_SOC_DAPM_INPUT("AUXL"),
+ SND_SOC_DAPM_INPUT("CARKITMIC"),
+ /* Right channel inputs */
+ SND_SOC_DAPM_INPUT("SUBMIC"),
+ SND_SOC_DAPM_INPUT("AUXR"),
+ /* Digital microphones (Stereo) */
+ SND_SOC_DAPM_INPUT("DIGIMIC0"),
+ SND_SOC_DAPM_INPUT("DIGIMIC1"),
+
+ /* Outputs */
SND_SOC_DAPM_OUTPUT("OUTL"),
SND_SOC_DAPM_OUTPUT("OUTR"),
SND_SOC_DAPM_OUTPUT("EARPIECE"),
SND_SOC_DAPM_OUTPUT("PREDRIVER"),
SND_SOC_DAPM_OUTPUT("HSOL"),
SND_SOC_DAPM_OUTPUT("HSOR"),
+ SND_SOC_DAPM_OUTPUT("CARKITL"),
+ SND_SOC_DAPM_OUTPUT("CARKITR"),
+ SND_SOC_DAPM_OUTPUT("HFL"),
+ SND_SOC_DAPM_OUTPUT("HFR"),
+ SND_SOC_DAPM_OUTPUT("VIBRA"),
/* DACs */
- SND_SOC_DAPM_DAC("DACR1", "Right Front Playback",
- TWL4030_REG_AVDAC_CTL, 0, 0),
- SND_SOC_DAPM_DAC("DACL1", "Left Front Playback",
- TWL4030_REG_AVDAC_CTL, 1, 0),
- SND_SOC_DAPM_DAC("DACR2", "Right Rear Playback",
- TWL4030_REG_AVDAC_CTL, 2, 0),
- SND_SOC_DAPM_DAC("DACL2", "Left Rear Playback",
- TWL4030_REG_AVDAC_CTL, 3, 0),
+ SND_SOC_DAPM_DAC("DAC Right1", "Right Front Playback",
+ SND_SOC_NOPM, 0, 0),
+ SND_SOC_DAPM_DAC("DAC Left1", "Left Front Playback",
+ SND_SOC_NOPM, 0, 0),
+ SND_SOC_DAPM_DAC("DAC Right2", "Right Rear Playback",
+ SND_SOC_NOPM, 0, 0),
+ SND_SOC_DAPM_DAC("DAC Left2", "Left Rear Playback",
+ SND_SOC_NOPM, 0, 0),
+ SND_SOC_DAPM_DAC("DAC Voice", "Voice Playback",
+ SND_SOC_NOPM, 0, 0),
/* Analog PGAs */
SND_SOC_DAPM_PGA("ARXR1_APGA", TWL4030_REG_ARXR1_APGA_CTL,
0, 0, NULL, 0),
SND_SOC_DAPM_PGA("ARXL2_APGA", TWL4030_REG_ARXL2_APGA_CTL,
0, 0, NULL, 0),
+ SND_SOC_DAPM_PGA("VDL_APGA", TWL4030_REG_VDL_APGA_CTL,
+ 0, 0, NULL, 0),
- /* Output MUX controls */
+ /* Analog bypasses */
+ SND_SOC_DAPM_SWITCH_E("Right1 Analog Loopback", SND_SOC_NOPM, 0, 0,
+ &twl4030_dapm_abypassr1_control, bypass_event,
+ SND_SOC_DAPM_POST_REG),
+ SND_SOC_DAPM_SWITCH_E("Left1 Analog Loopback", SND_SOC_NOPM, 0, 0,
+ &twl4030_dapm_abypassl1_control,
+ bypass_event, SND_SOC_DAPM_POST_REG),
+ SND_SOC_DAPM_SWITCH_E("Right2 Analog Loopback", SND_SOC_NOPM, 0, 0,
+ &twl4030_dapm_abypassr2_control,
+ bypass_event, SND_SOC_DAPM_POST_REG),
+ SND_SOC_DAPM_SWITCH_E("Left2 Analog Loopback", SND_SOC_NOPM, 0, 0,
+ &twl4030_dapm_abypassl2_control,
+ bypass_event, SND_SOC_DAPM_POST_REG),
+ SND_SOC_DAPM_SWITCH_E("Voice Analog Loopback", SND_SOC_NOPM, 0, 0,
+ &twl4030_dapm_abypassv_control,
+ bypass_event, SND_SOC_DAPM_POST_REG),
+
+ /* Digital bypasses */
+ SND_SOC_DAPM_SWITCH_E("Left Digital Loopback", SND_SOC_NOPM, 0, 0,
+ &twl4030_dapm_dbypassl_control, bypass_event,
+ SND_SOC_DAPM_POST_REG),
+ SND_SOC_DAPM_SWITCH_E("Right Digital Loopback", SND_SOC_NOPM, 0, 0,
+ &twl4030_dapm_dbypassr_control, bypass_event,
+ SND_SOC_DAPM_POST_REG),
+ SND_SOC_DAPM_SWITCH_E("Voice Digital Loopback", SND_SOC_NOPM, 0, 0,
+ &twl4030_dapm_dbypassv_control, bypass_event,
+ SND_SOC_DAPM_POST_REG),
+
+ SND_SOC_DAPM_MIXER("Analog R1 Playback Mixer", TWL4030_REG_AVDAC_CTL,
+ 0, 0, NULL, 0),
+ SND_SOC_DAPM_MIXER("Analog L1 Playback Mixer", TWL4030_REG_AVDAC_CTL,
+ 1, 0, NULL, 0),
+ SND_SOC_DAPM_MIXER("Analog R2 Playback Mixer", TWL4030_REG_AVDAC_CTL,
+ 2, 0, NULL, 0),
+ SND_SOC_DAPM_MIXER("Analog L2 Playback Mixer", TWL4030_REG_AVDAC_CTL,
+ 3, 0, NULL, 0),
+ SND_SOC_DAPM_MIXER("Analog Voice Playback Mixer", TWL4030_REG_AVDAC_CTL,
+ 4, 0, NULL, 0),
+
+ /* Output MIXER controls */
/* Earpiece */
- SND_SOC_DAPM_MUX_E("Earpiece Mux", SND_SOC_NOPM, 0, 0,
- &twl4030_dapm_earpiece_control, outmixer_event,
- SND_SOC_DAPM_PRE_REG),
+ SND_SOC_DAPM_MIXER("Earpiece Mixer", SND_SOC_NOPM, 0, 0,
+ &twl4030_dapm_earpiece_controls[0],
+ ARRAY_SIZE(twl4030_dapm_earpiece_controls)),
/* PreDrivL/R */
- SND_SOC_DAPM_MUX_E("PredriveL Mux", SND_SOC_NOPM, 0, 0,
- &twl4030_dapm_predrivel_control, outmixer_event,
- SND_SOC_DAPM_PRE_REG),
- SND_SOC_DAPM_MUX_E("PredriveR Mux", SND_SOC_NOPM, 0, 0,
- &twl4030_dapm_predriver_control, outmixer_event,
- SND_SOC_DAPM_PRE_REG),
+ 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_MIXER("PredriveR Mixer", SND_SOC_NOPM, 0, 0,
+ &twl4030_dapm_predriver_controls[0],
+ ARRAY_SIZE(twl4030_dapm_predriver_controls)),
/* HeadsetL/R */
- SND_SOC_DAPM_MUX("HeadsetL Mux", SND_SOC_NOPM, 0, 0,
- &twl4030_dapm_hsol_control),
- SND_SOC_DAPM_MUX("HeadsetR Mux", SND_SOC_NOPM, 0, 0,
- &twl4030_dapm_hsor_control),
+ SND_SOC_DAPM_MIXER_E("HeadsetL Mixer", SND_SOC_NOPM, 0, 0,
+ &twl4030_dapm_hsol_controls[0],
+ ARRAY_SIZE(twl4030_dapm_hsol_controls), headsetl_event,
+ SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD),
+ SND_SOC_DAPM_MIXER("HeadsetR Mixer", SND_SOC_NOPM, 0, 0,
+ &twl4030_dapm_hsor_controls[0],
+ ARRAY_SIZE(twl4030_dapm_hsor_controls)),
/* CarkitL/R */
- SND_SOC_DAPM_MUX("CarkitL Mux", SND_SOC_NOPM, 0, 0,
- &twl4030_dapm_carkitl_control),
- SND_SOC_DAPM_MUX("CarkitR Mux", SND_SOC_NOPM, 0, 0,
- &twl4030_dapm_carkitr_control),
+ 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_MIXER("CarkitR Mixer", SND_SOC_NOPM, 0, 0,
+ &twl4030_dapm_carkitr_controls[0],
+ ARRAY_SIZE(twl4030_dapm_carkitr_controls)),
+
+ /* Output MUX controls */
+ /* HandsfreeL/R */
+ SND_SOC_DAPM_MUX_E("HandsfreeL Mux", TWL4030_REG_HFL_CTL, 5, 0,
+ &twl4030_dapm_handsfreel_control, handsfree_event,
+ SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD),
+ SND_SOC_DAPM_MUX_E("HandsfreeR Mux", TWL4030_REG_HFR_CTL, 5, 0,
+ &twl4030_dapm_handsfreer_control, handsfree_event,
+ SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD),
+ /* Vibra */
+ SND_SOC_DAPM_MUX("Vibra Mux", TWL4030_REG_VIBRA_CTL, 0, 0,
+ &twl4030_dapm_vibra_control),
+ SND_SOC_DAPM_MUX("Vibra Route", SND_SOC_NOPM, 0, 0,
+ &twl4030_dapm_vibrapath_control),
+
+ /* Introducing four virtual ADC, since TWL4030 have four channel for
+ capture */
+ SND_SOC_DAPM_ADC("ADC Virtual Left1", "Left Front Capture",
+ SND_SOC_NOPM, 0, 0),
+ SND_SOC_DAPM_ADC("ADC Virtual Right1", "Right Front Capture",
+ SND_SOC_NOPM, 0, 0),
+ SND_SOC_DAPM_ADC("ADC Virtual Left2", "Left Rear Capture",
+ SND_SOC_NOPM, 0, 0),
+ SND_SOC_DAPM_ADC("ADC Virtual Right2", "Right Rear Capture",
+ SND_SOC_NOPM, 0, 0),
+
+ /* Analog/Digital mic path selection.
+ TX1 Left/Right: either analog Left/Right or Digimic0
+ TX2 Left/Right: either analog Left/Right or Digimic1 */
+ SND_SOC_DAPM_MUX_E("TX1 Capture Route", SND_SOC_NOPM, 0, 0,
+ &twl4030_dapm_micpathtx1_control, micpath_event,
+ SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD|
+ SND_SOC_DAPM_POST_REG),
+ SND_SOC_DAPM_MUX_E("TX2 Capture Route", SND_SOC_NOPM, 0, 0,
+ &twl4030_dapm_micpathtx2_control, micpath_event,
+ SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD|
+ SND_SOC_DAPM_POST_REG),
+
+ /* Analog input mixers for the capture amplifiers */
+ SND_SOC_DAPM_MIXER("Analog Left Capture Route",
+ TWL4030_REG_ANAMICL, 4, 0,
+ &twl4030_dapm_analoglmic_controls[0],
+ ARRAY_SIZE(twl4030_dapm_analoglmic_controls)),
+ SND_SOC_DAPM_MIXER("Analog Right Capture Route",
+ TWL4030_REG_ANAMICR, 4, 0,
+ &twl4030_dapm_analogrmic_controls[0],
+ ARRAY_SIZE(twl4030_dapm_analogrmic_controls)),
+
+ SND_SOC_DAPM_PGA("ADC Physical Left",
+ TWL4030_REG_AVADC_CTL, 3, 0, NULL, 0),
+ SND_SOC_DAPM_PGA("ADC Physical Right",
+ TWL4030_REG_AVADC_CTL, 1, 0, NULL, 0),
+
+ SND_SOC_DAPM_PGA("Digimic0 Enable",
+ TWL4030_REG_ADCMICSEL, 1, 0, NULL, 0),
+ SND_SOC_DAPM_PGA("Digimic1 Enable",
+ TWL4030_REG_ADCMICSEL, 3, 0, NULL, 0),
+
+ SND_SOC_DAPM_MICBIAS("Mic Bias 1", TWL4030_REG_MICBIAS_CTL, 0, 0),
+ SND_SOC_DAPM_MICBIAS("Mic Bias 2", TWL4030_REG_MICBIAS_CTL, 1, 0),
+ SND_SOC_DAPM_MICBIAS("Headset Mic Bias", TWL4030_REG_MICBIAS_CTL, 2, 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 struct snd_soc_dapm_route intercon[] = {
- {"ARXL1_APGA", NULL, "DACL1"},
- {"ARXR1_APGA", NULL, "DACR1"},
- {"ARXL2_APGA", NULL, "DACL2"},
- {"ARXR2_APGA", NULL, "DACR2"},
+ {"Analog L1 Playback Mixer", NULL, "DAC Left1"},
+ {"Analog R1 Playback Mixer", NULL, "DAC Right1"},
+ {"Analog L2 Playback Mixer", NULL, "DAC Left2"},
+ {"Analog R2 Playback Mixer", NULL, "DAC Right2"},
+ {"Analog Voice Playback Mixer", NULL, "DAC Voice"},
+
+ {"ARXL1_APGA", NULL, "Analog L1 Playback Mixer"},
+ {"ARXR1_APGA", NULL, "Analog R1 Playback Mixer"},
+ {"ARXL2_APGA", NULL, "Analog L2 Playback Mixer"},
+ {"ARXR2_APGA", NULL, "Analog R2 Playback Mixer"},
+ {"VDL_APGA", NULL, "Analog Voice Playback Mixer"},
/* Internal playback routings */
/* Earpiece */
- {"Earpiece Mux", "DACL1", "ARXL1_APGA"},
- {"Earpiece Mux", "DACL2", "ARXL2_APGA"},
- {"Earpiece Mux", "DACR1", "ARXR1_APGA"},
+ {"Earpiece Mixer", "Voice", "VDL_APGA"},
+ {"Earpiece Mixer", "AudioL1", "ARXL1_APGA"},
+ {"Earpiece Mixer", "AudioL2", "ARXL2_APGA"},
+ {"Earpiece Mixer", "AudioR1", "ARXR1_APGA"},
/* PreDrivL */
- {"PredriveL Mux", "DACL1", "ARXL1_APGA"},
- {"PredriveL Mux", "DACL2", "ARXL2_APGA"},
- {"PredriveL Mux", "DACR2", "ARXR2_APGA"},
+ {"PredriveL Mixer", "Voice", "VDL_APGA"},
+ {"PredriveL Mixer", "AudioL1", "ARXL1_APGA"},
+ {"PredriveL Mixer", "AudioL2", "ARXL2_APGA"},
+ {"PredriveL Mixer", "AudioR2", "ARXR2_APGA"},
/* PreDrivR */
- {"PredriveR Mux", "DACR1", "ARXR1_APGA"},
- {"PredriveR Mux", "DACR2", "ARXR2_APGA"},
- {"PredriveR Mux", "DACL2", "ARXL2_APGA"},
+ {"PredriveR Mixer", "Voice", "VDL_APGA"},
+ {"PredriveR Mixer", "AudioR1", "ARXR1_APGA"},
+ {"PredriveR Mixer", "AudioR2", "ARXR2_APGA"},
+ {"PredriveR Mixer", "AudioL2", "ARXL2_APGA"},
/* HeadsetL */
- {"HeadsetL Mux", "DACL1", "ARXL1_APGA"},
- {"HeadsetL Mux", "DACL2", "ARXL2_APGA"},
+ {"HeadsetL Mixer", "Voice", "VDL_APGA"},
+ {"HeadsetL Mixer", "AudioL1", "ARXL1_APGA"},
+ {"HeadsetL Mixer", "AudioL2", "ARXL2_APGA"},
/* HeadsetR */
- {"HeadsetR Mux", "DACR1", "ARXR1_APGA"},
- {"HeadsetR Mux", "DACR2", "ARXR2_APGA"},
+ {"HeadsetR Mixer", "Voice", "VDL_APGA"},
+ {"HeadsetR Mixer", "AudioR1", "ARXR1_APGA"},
+ {"HeadsetR Mixer", "AudioR2", "ARXR2_APGA"},
/* CarkitL */
- {"CarkitL Mux", "DACL1", "ARXL1_APGA"},
- {"CarkitL Mux", "DACL2", "ARXL2_APGA"},
+ {"CarkitL Mixer", "Voice", "VDL_APGA"},
+ {"CarkitL Mixer", "AudioL1", "ARXL1_APGA"},
+ {"CarkitL Mixer", "AudioL2", "ARXL2_APGA"},
/* CarkitR */
- {"CarkitR Mux", "DACR1", "ARXR1_APGA"},
- {"CarkitR Mux", "DACR2", "ARXR2_APGA"},
+ {"CarkitR Mixer", "Voice", "VDL_APGA"},
+ {"CarkitR Mixer", "AudioR1", "ARXR1_APGA"},
+ {"CarkitR Mixer", "AudioR2", "ARXR2_APGA"},
+ /* HandsfreeL */
+ {"HandsfreeL Mux", "Voice", "VDL_APGA"},
+ {"HandsfreeL Mux", "AudioL1", "ARXL1_APGA"},
+ {"HandsfreeL Mux", "AudioL2", "ARXL2_APGA"},
+ {"HandsfreeL Mux", "AudioR2", "ARXR2_APGA"},
+ /* HandsfreeR */
+ {"HandsfreeR Mux", "Voice", "VDL_APGA"},
+ {"HandsfreeR Mux", "AudioR1", "ARXR1_APGA"},
+ {"HandsfreeR Mux", "AudioR2", "ARXR2_APGA"},
+ {"HandsfreeR Mux", "AudioL2", "ARXL2_APGA"},
+ /* Vibra */
+ {"Vibra Mux", "AudioL1", "DAC Left1"},
+ {"Vibra Mux", "AudioR1", "DAC Right1"},
+ {"Vibra Mux", "AudioL2", "DAC Left2"},
+ {"Vibra Mux", "AudioR2", "DAC Right2"},
/* outputs */
{"OUTL", NULL, "ARXL2_APGA"},
{"OUTR", NULL, "ARXR2_APGA"},
- {"EARPIECE", NULL, "Earpiece Mux"},
- {"PREDRIVEL", NULL, "PredriveL Mux"},
- {"PREDRIVER", NULL, "PredriveR Mux"},
- {"HSOL", NULL, "HeadsetL Mux"},
- {"HSOR", NULL, "HeadsetR Mux"},
- {"CARKITL", NULL, "CarkitL Mux"},
- {"CARKITR", NULL, "CarkitR Mux"},
-
- /* inputs */
- {"ADCL", NULL, "INL"},
- {"ADCR", NULL, "INR"},
+ {"EARPIECE", NULL, "Earpiece Mixer"},
+ {"PREDRIVEL", NULL, "PredriveL Mixer"},
+ {"PREDRIVER", NULL, "PredriveR Mixer"},
+ {"HSOL", NULL, "HeadsetL Mixer"},
+ {"HSOR", NULL, "HeadsetR Mixer"},
+ {"CARKITL", NULL, "CarkitL Mixer"},
+ {"CARKITR", NULL, "CarkitR Mixer"},
+ {"HFL", NULL, "HandsfreeL Mux"},
+ {"HFR", NULL, "HandsfreeR Mux"},
+ {"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 Right Capture Route", "Sub mic", "SUBMIC"},
+ {"Analog Right Capture Route", "AUXR", "AUXR"},
+
+ {"ADC Physical Left", NULL, "Analog Left Capture Route"},
+ {"ADC Physical Right", NULL, "Analog Right Capture Route"},
+
+ {"Digimic0 Enable", NULL, "DIGIMIC0"},
+ {"Digimic1 Enable", NULL, "DIGIMIC1"},
+
+ /* TX1 Left capture path */
+ {"TX1 Capture Route", "Analog", "ADC Physical Left"},
+ {"TX1 Capture Route", "Digimic0", "Digimic0 Enable"},
+ /* TX1 Right capture path */
+ {"TX1 Capture Route", "Analog", "ADC Physical Right"},
+ {"TX1 Capture Route", "Digimic0", "Digimic0 Enable"},
+ /* TX2 Left capture path */
+ {"TX2 Capture Route", "Analog", "ADC Physical Left"},
+ {"TX2 Capture Route", "Digimic1", "Digimic1 Enable"},
+ /* TX2 Right capture path */
+ {"TX2 Capture Route", "Analog", "ADC Physical Right"},
+ {"TX2 Capture Route", "Digimic1", "Digimic1 Enable"},
+
+ {"ADC Virtual Left1", NULL, "TX1 Capture Route"},
+ {"ADC Virtual Right1", NULL, "TX1 Capture Route"},
+ {"ADC Virtual Left2", NULL, "TX2 Capture Route"},
+ {"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"},
+
+ {"Analog R1 Playback Mixer", NULL, "Right1 Analog Loopback"},
+ {"Analog L1 Playback Mixer", NULL, "Left1 Analog Loopback"},
+ {"Analog R2 Playback Mixer", NULL, "Right2 Analog Loopback"},
+ {"Analog L2 Playback Mixer", NULL, "Left2 Analog Loopback"},
+ {"Analog Voice Playback Mixer", NULL, "Voice Analog Loopback"},
+
+ /* Digital bypass routes */
+ {"Right Digital Loopback", "Volume", "TX1 Capture Route"},
+ {"Left Digital Loopback", "Volume", "TX1 Capture Route"},
+ {"Voice Digital Loopback", "Volume", "TX2 Capture Route"},
+
+ {"Analog R2 Playback Mixer", NULL, "Right Digital Loopback"},
+ {"Analog L2 Playback Mixer", NULL, "Left Digital Loopback"},
+ {"Analog Voice Playback Mixer", NULL, "Voice Digital Loopback"},
+
};
static int twl4030_add_widgets(struct snd_soc_codec *codec)
return 0;
}
-static void twl4030_power_up(struct snd_soc_codec *codec)
+static int twl4030_set_bias_level(struct snd_soc_codec *codec,
+ enum snd_soc_bias_level level)
{
- u8 anamicl, regmisc1, byte, popn, hsgain;
- int i = 0;
+ struct twl4030_priv *twl4030 = codec->private_data;
- /* set CODECPDZ to turn on codec */
- twl4030_set_codecpdz(codec);
-
- /* initiate offset cancellation */
- anamicl = twl4030_read_reg_cache(codec, TWL4030_REG_ANAMICL);
- twl4030_write(codec, TWL4030_REG_ANAMICL,
- anamicl | TWL4030_CNCL_OFFSET_START);
+ switch (level) {
+ case SND_SOC_BIAS_ON:
+ twl4030_codec_mute(codec, 0);
+ break;
+ case SND_SOC_BIAS_PREPARE:
+ twl4030_power_up(codec);
+ if (twl4030->bypass_state)
+ twl4030_codec_mute(codec, 0);
+ else
+ twl4030_codec_mute(codec, 1);
+ break;
+ case SND_SOC_BIAS_STANDBY:
+ twl4030_power_up(codec);
+ if (twl4030->bypass_state)
+ twl4030_codec_mute(codec, 0);
+ else
+ twl4030_codec_mute(codec, 1);
+ break;
+ case SND_SOC_BIAS_OFF:
+ twl4030_power_down(codec);
+ break;
+ }
+ codec->bias_level = level;
- /* wait for offset cancellation to complete */
- do {
- /* this takes a little while, so don't slam i2c */
- udelay(2000);
- twl4030_i2c_read_u8(TWL4030_MODULE_AUDIO_VOICE, &byte,
- TWL4030_REG_ANAMICL);
- } while ((i++ < 100) &&
- ((byte & TWL4030_CNCL_OFFSET_START) ==
- TWL4030_CNCL_OFFSET_START));
+ return 0;
+}
- /* anti-pop when changing analog gain */
- regmisc1 = twl4030_read_reg_cache(codec, TWL4030_REG_MISC_SET_1);
- twl4030_write(codec, TWL4030_REG_MISC_SET_1,
- regmisc1 | TWL4030_SMOOTH_ANAVOL_EN);
+static void twl4030_constraints(struct twl4030_priv *twl4030,
+ struct snd_pcm_substream *mst_substream)
+{
+ struct snd_pcm_substream *slv_substream;
+
+ /* Pick the stream, which need to be constrained */
+ if (mst_substream == twl4030->master_substream)
+ slv_substream = twl4030->slave_substream;
+ else if (mst_substream == twl4030->slave_substream)
+ slv_substream = twl4030->master_substream;
+ else /* This should not happen.. */
+ return;
- /* toggle CODECPDZ as per TRM */
- twl4030_clear_codecpdz(codec);
- twl4030_set_codecpdz(codec);
-
- /* program anti-pop with bias ramp delay */
- popn = twl4030_read_reg_cache(codec, TWL4030_REG_HS_POPN_SET);
- popn &= TWL4030_RAMP_DELAY;
- popn |= TWL4030_RAMP_DELAY_645MS;
- twl4030_write(codec, TWL4030_REG_HS_POPN_SET, popn);
- popn |= TWL4030_VMID_EN;
- twl4030_write(codec, TWL4030_REG_HS_POPN_SET, popn);
-
- /* enable output stage and gain setting */
- hsgain = TWL4030_HSR_GAIN_0DB | TWL4030_HSL_GAIN_0DB;
- twl4030_write(codec, TWL4030_REG_HS_GAIN_SET, hsgain);
-
- /* enable anti-pop ramp */
- popn |= TWL4030_RAMP_EN;
- twl4030_write(codec, TWL4030_REG_HS_POPN_SET, popn);
+ /* Set the constraints according to the already configured stream */
+ snd_pcm_hw_constraint_minmax(slv_substream->runtime,
+ SNDRV_PCM_HW_PARAM_RATE,
+ twl4030->rate,
+ twl4030->rate);
+
+ snd_pcm_hw_constraint_minmax(slv_substream->runtime,
+ SNDRV_PCM_HW_PARAM_SAMPLE_BITS,
+ twl4030->sample_bits,
+ twl4030->sample_bits);
+
+ snd_pcm_hw_constraint_minmax(slv_substream->runtime,
+ SNDRV_PCM_HW_PARAM_CHANNELS,
+ twl4030->channels,
+ twl4030->channels);
}
-static void twl4030_power_down(struct snd_soc_codec *codec)
+/* In case of 4 channel mode, the RX1 L/R for playback and the TX2 L/R for
+ * capture has to be enabled/disabled. */
+static void twl4030_tdm_enable(struct snd_soc_codec *codec, int direction,
+ int enable)
{
- u8 popn, hsgain;
+ u8 reg, mask;
- /* disable anti-pop ramp */
- popn = twl4030_read_reg_cache(codec, TWL4030_REG_HS_POPN_SET);
- popn &= ~TWL4030_RAMP_EN;
- twl4030_write(codec, TWL4030_REG_HS_POPN_SET, popn);
+ reg = twl4030_read_reg_cache(codec, TWL4030_REG_OPTION);
- /* disable output stage and gain setting */
- hsgain = TWL4030_HSR_GAIN_PWR_DOWN | TWL4030_HSL_GAIN_PWR_DOWN;
- twl4030_write(codec, TWL4030_REG_HS_GAIN_SET, hsgain);
+ if (direction == SNDRV_PCM_STREAM_PLAYBACK)
+ mask = TWL4030_ARXL1_VRX_EN | TWL4030_ARXR1_EN;
+ else
+ mask = TWL4030_ATXL2_VTXL_EN | TWL4030_ATXR2_VTXR_EN;
- /* disable bias out */
- popn &= ~TWL4030_VMID_EN;
- twl4030_write(codec, TWL4030_REG_HS_POPN_SET, popn);
+ if (enable)
+ reg |= mask;
+ else
+ reg &= ~mask;
- /* power down */
- twl4030_clear_codecpdz(codec);
+ twl4030_write(codec, TWL4030_REG_OPTION, reg);
}
-static int twl4030_set_bias_level(struct snd_soc_codec *codec,
- enum snd_soc_bias_level level)
+static int twl4030_startup(struct snd_pcm_substream *substream,
+ struct snd_soc_dai *dai)
{
- switch (level) {
- case SND_SOC_BIAS_ON:
- twl4030_power_up(codec);
- break;
- case SND_SOC_BIAS_PREPARE:
- /* TODO: develop a twl4030_prepare function */
- break;
- case SND_SOC_BIAS_STANDBY:
- /* TODO: develop a twl4030_standby function */
- twl4030_power_down(codec);
- break;
- case SND_SOC_BIAS_OFF:
- twl4030_power_down(codec);
- break;
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_device *socdev = rtd->socdev;
+ struct snd_soc_codec *codec = socdev->card->codec;
+ struct twl4030_priv *twl4030 = codec->private_data;
+
+ if (twl4030->master_substream) {
+ twl4030->slave_substream = substream;
+ /* The DAI has one configuration for playback and capture, so
+ * if the DAI has been already configured then constrain this
+ * substream to match it. */
+ if (twl4030->configured)
+ twl4030_constraints(twl4030, twl4030->master_substream);
+ } else {
+ if (!(twl4030_read_reg_cache(codec, TWL4030_REG_CODEC_MODE) &
+ TWL4030_OPTION_1)) {
+ /* In option2 4 channel is not supported, set the
+ * constraint for the first stream for channels, the
+ * second stream will 'inherit' this cosntraint */
+ snd_pcm_hw_constraint_minmax(substream->runtime,
+ SNDRV_PCM_HW_PARAM_CHANNELS,
+ 2, 2);
+ }
+ twl4030->master_substream = substream;
}
- codec->bias_level = level;
return 0;
}
+static void twl4030_shutdown(struct snd_pcm_substream *substream,
+ struct snd_soc_dai *dai)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_device *socdev = rtd->socdev;
+ struct snd_soc_codec *codec = socdev->card->codec;
+ struct twl4030_priv *twl4030 = codec->private_data;
+
+ if (twl4030->master_substream == substream)
+ twl4030->master_substream = twl4030->slave_substream;
+
+ twl4030->slave_substream = NULL;
+
+ /* If all streams are closed, or the remaining stream has not yet
+ * been configured than set the DAI as not configured. */
+ if (!twl4030->master_substream)
+ twl4030->configured = 0;
+ else if (!twl4030->master_substream->runtime->channels)
+ twl4030->configured = 0;
+
+ /* If the closing substream had 4 channel, do the necessary cleanup */
+ if (substream->runtime->channels == 4)
+ twl4030_tdm_enable(codec, substream->stream, 0);
+}
+
static int twl4030_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params,
struct snd_soc_dai *dai)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_device *socdev = rtd->socdev;
- struct snd_soc_codec *codec = socdev->codec;
+ struct snd_soc_codec *codec = socdev->card->codec;
+ struct twl4030_priv *twl4030 = codec->private_data;
u8 mode, old_mode, format, old_format;
+ /* If the substream has 4 channel, do the necessary setup */
+ if (params_channels(params) == 4) {
+ /* Safety check: are we in the correct operating mode? */
+ if ((twl4030_read_reg_cache(codec, TWL4030_REG_CODEC_MODE) &
+ TWL4030_OPTION_1))
+ twl4030_tdm_enable(codec, substream->stream, 1);
+ else
+ return -EINVAL;
+ }
+
+ if (twl4030->configured)
+ /* Ignoring hw_params for already configured DAI */
+ return 0;
/* bit rate */
old_mode = twl4030_read_reg_cache(codec,
case 48000:
mode |= TWL4030_APLL_RATE_48000;
break;
+ case 96000:
+ mode |= TWL4030_APLL_RATE_96000;
+ break;
default:
printk(KERN_ERR "TWL4030 hw params: unknown rate %d\n",
params_rate(params));
if (mode != old_mode) {
/* change rate and set CODECPDZ */
+ twl4030_codec_enable(codec, 0);
twl4030_write(codec, TWL4030_REG_CODEC_MODE, mode);
- twl4030_set_codecpdz(codec);
+ twl4030_codec_enable(codec, 1);
}
/* sample size */
if (format != old_format) {
/* clear CODECPDZ before changing format (codec requirement) */
- twl4030_clear_codecpdz(codec);
+ twl4030_codec_enable(codec, 0);
/* change format */
twl4030_write(codec, TWL4030_REG_AUDIO_IF, format);
/* set CODECPDZ afterwards */
- twl4030_set_codecpdz(codec);
+ twl4030_codec_enable(codec, 1);
}
+
+ /* Store the important parameters for the DAI configuration and set
+ * the DAI as configured */
+ twl4030->configured = 1;
+ twl4030->rate = params_rate(params);
+ twl4030->sample_bits = hw_param_interval(params,
+ SNDRV_PCM_HW_PARAM_SAMPLE_BITS)->min;
+ twl4030->channels = params_channels(params);
+
+ /* If both playback and capture streams are open, and one of them
+ * is setting the hw parameters right now (since we are here), set
+ * constraints to the other stream to match the current one. */
+ if (twl4030->slave_substream)
+ twl4030_constraints(twl4030, substream);
+
return 0;
}
case SND_SOC_DAIFMT_I2S:
format |= TWL4030_AIF_FORMAT_CODEC;
break;
+ case SND_SOC_DAIFMT_DSP_A:
+ format |= TWL4030_AIF_FORMAT_TDM;
+ break;
default:
return -EINVAL;
}
if (format != old_format) {
/* clear CODECPDZ before changing format (codec requirement) */
- twl4030_clear_codecpdz(codec);
+ twl4030_codec_enable(codec, 0);
/* change format */
twl4030_write(codec, TWL4030_REG_AUDIO_IF, format);
/* set CODECPDZ afterwards */
- twl4030_set_codecpdz(codec);
+ twl4030_codec_enable(codec, 1);
+ }
+
+ return 0;
+}
+
+/* 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,
+ int enable)
+{
+ u8 reg, mask;
+
+ reg = twl4030_read_reg_cache(codec, TWL4030_REG_OPTION);
+
+ if (direction == SNDRV_PCM_STREAM_PLAYBACK)
+ mask = TWL4030_ARXL1_VRX_EN;
+ else
+ mask = TWL4030_ATXL2_VTXL_EN | TWL4030_ATXR2_VTXR_EN;
+
+ if (enable)
+ reg |= mask;
+ else
+ reg &= ~mask;
+
+ twl4030_write(codec, TWL4030_REG_OPTION, reg);
+}
+
+static int twl4030_voice_startup(struct snd_pcm_substream *substream,
+ struct snd_soc_dai *dai)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_device *socdev = rtd->socdev;
+ struct snd_soc_codec *codec = socdev->card->codec;
+ u8 infreq;
+ u8 mode;
+
+ /* If the system master clock is not 26MHz, the voice PCM interface is
+ * not avilable.
+ */
+ infreq = twl4030_read_reg_cache(codec, TWL4030_REG_APLL_CTL)
+ & TWL4030_APLL_INFREQ;
+
+ if (infreq != TWL4030_APLL_INFREQ_26000KHZ) {
+ printk(KERN_ERR "TWL4030 voice startup: "
+ "MCLK is not 26MHz, call set_sysclk() on init\n");
+ return -EINVAL;
+ }
+
+ /* If the codec mode is not option2, the voice PCM interface is not
+ * avilable.
+ */
+ mode = twl4030_read_reg_cache(codec, TWL4030_REG_CODEC_MODE)
+ & TWL4030_OPT_MODE;
+
+ if (mode != TWL4030_OPTION_2) {
+ printk(KERN_ERR "TWL4030 voice startup: "
+ "the codec mode is not option2\n");
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static void twl4030_voice_shutdown(struct snd_pcm_substream *substream,
+ struct snd_soc_dai *dai)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_device *socdev = rtd->socdev;
+ struct snd_soc_codec *codec = socdev->card->codec;
+
+ /* Enable voice digital filters */
+ twl4030_voice_enable(codec, substream->stream, 0);
+}
+
+static int twl4030_voice_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params, struct snd_soc_dai *dai)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_device *socdev = rtd->socdev;
+ struct snd_soc_codec *codec = socdev->card->codec;
+ u8 old_mode, mode;
+
+ /* Enable voice digital filters */
+ twl4030_voice_enable(codec, substream->stream, 1);
+
+ /* bit rate */
+ old_mode = twl4030_read_reg_cache(codec, TWL4030_REG_CODEC_MODE)
+ & ~(TWL4030_CODECPDZ);
+ mode = old_mode;
+
+ switch (params_rate(params)) {
+ case 8000:
+ mode &= ~(TWL4030_SEL_16K);
+ break;
+ case 16000:
+ mode |= TWL4030_SEL_16K;
+ break;
+ default:
+ printk(KERN_ERR "TWL4030 voice hw params: unknown rate %d\n",
+ params_rate(params));
+ return -EINVAL;
+ }
+
+ if (mode != old_mode) {
+ /* change rate and set CODECPDZ */
+ twl4030_codec_enable(codec, 0);
+ twl4030_write(codec, TWL4030_REG_CODEC_MODE, mode);
+ twl4030_codec_enable(codec, 1);
+ }
+
+ return 0;
+}
+
+static int twl4030_voice_set_dai_sysclk(struct snd_soc_dai *codec_dai,
+ int clk_id, unsigned int freq, int dir)
+{
+ struct snd_soc_codec *codec = codec_dai->codec;
+ u8 infreq;
+
+ switch (freq) {
+ case 26000000:
+ infreq = TWL4030_APLL_INFREQ_26000KHZ;
+ break;
+ default:
+ printk(KERN_ERR "TWL4030 voice set sysclk: unknown rate %d\n",
+ freq);
+ return -EINVAL;
+ }
+
+ infreq |= TWL4030_APLL_EN;
+ twl4030_write(codec, TWL4030_REG_APLL_CTL, infreq);
+
+ return 0;
+}
+
+static int twl4030_voice_set_dai_fmt(struct snd_soc_dai *codec_dai,
+ unsigned int fmt)
+{
+ struct snd_soc_codec *codec = codec_dai->codec;
+ u8 old_format, format;
+
+ /* get format */
+ old_format = twl4030_read_reg_cache(codec, TWL4030_REG_VOICE_IF);
+ format = old_format;
+
+ /* set master/slave audio interface */
+ switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
+ case SND_SOC_DAIFMT_CBS_CFM:
+ format &= ~(TWL4030_VIF_SLAVE_EN);
+ break;
+ case SND_SOC_DAIFMT_CBS_CFS:
+ format |= TWL4030_VIF_SLAVE_EN;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ /* clock inversion */
+ switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
+ case SND_SOC_DAIFMT_IB_NF:
+ format &= ~(TWL4030_VIF_FORMAT);
+ break;
+ case SND_SOC_DAIFMT_NB_IF:
+ format |= TWL4030_VIF_FORMAT;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ if (format != old_format) {
+ /* change format and set CODECPDZ */
+ twl4030_codec_enable(codec, 0);
+ twl4030_write(codec, TWL4030_REG_VOICE_IF, format);
+ twl4030_codec_enable(codec, 1);
}
return 0;
#define TWL4030_RATES (SNDRV_PCM_RATE_8000_48000)
#define TWL4030_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FORMAT_S24_LE)
-struct snd_soc_dai twl4030_dai = {
+static struct snd_soc_dai_ops twl4030_dai_ops = {
+ .startup = twl4030_startup,
+ .shutdown = twl4030_shutdown,
+ .hw_params = twl4030_hw_params,
+ .set_sysclk = twl4030_set_dai_sysclk,
+ .set_fmt = twl4030_set_dai_fmt,
+};
+
+static struct snd_soc_dai_ops twl4030_dai_voice_ops = {
+ .startup = twl4030_voice_startup,
+ .shutdown = twl4030_voice_shutdown,
+ .hw_params = twl4030_voice_hw_params,
+ .set_sysclk = twl4030_voice_set_dai_sysclk,
+ .set_fmt = twl4030_voice_set_dai_fmt,
+};
+
+struct snd_soc_dai twl4030_dai[] = {
+{
.name = "twl4030",
.playback = {
.stream_name = "Playback",
.channels_min = 2,
- .channels_max = 2,
- .rates = TWL4030_RATES,
+ .channels_max = 4,
+ .rates = TWL4030_RATES | SNDRV_PCM_RATE_96000,
.formats = TWL4030_FORMATS,},
.capture = {
.stream_name = "Capture",
.channels_min = 2,
- .channels_max = 2,
+ .channels_max = 4,
.rates = TWL4030_RATES,
.formats = TWL4030_FORMATS,},
- .ops = {
- .hw_params = twl4030_hw_params,
- .set_sysclk = twl4030_set_dai_sysclk,
- .set_fmt = twl4030_set_dai_fmt,
- }
+ .ops = &twl4030_dai_ops,
+},
+{
+ .name = "twl4030 Voice",
+ .playback = {
+ .stream_name = "Playback",
+ .channels_min = 1,
+ .channels_max = 1,
+ .rates = SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000,
+ .formats = SNDRV_PCM_FMTBIT_S16_LE,},
+ .capture = {
+ .stream_name = "Capture",
+ .channels_min = 1,
+ .channels_max = 2,
+ .rates = SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000,
+ .formats = SNDRV_PCM_FMTBIT_S16_LE,},
+ .ops = &twl4030_dai_voice_ops,
+},
};
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;
+ struct snd_soc_codec *codec = socdev->card->codec;
twl4030_set_bias_level(codec, SND_SOC_BIAS_OFF);
static int twl4030_resume(struct platform_device *pdev)
{
struct snd_soc_device *socdev = platform_get_drvdata(pdev);
- struct snd_soc_codec *codec = socdev->codec;
+ struct snd_soc_codec *codec = socdev->card->codec;
twl4030_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
twl4030_set_bias_level(codec, codec->suspend_bias_level);
static int twl4030_init(struct snd_soc_device *socdev)
{
- struct snd_soc_codec *codec = socdev->codec;
+ struct snd_soc_codec *codec = socdev->card->codec;
int ret = 0;
printk(KERN_INFO "TWL4030 Audio Codec init \n");
codec->read = twl4030_read_reg_cache;
codec->write = twl4030_write;
codec->set_bias_level = twl4030_set_bias_level;
- codec->dai = &twl4030_dai;
- codec->num_dai = 1;
+ codec->dai = twl4030_dai;
+ codec->num_dai = ARRAY_SIZE(twl4030_dai),
codec->reg_cache_size = sizeof(twl4030_reg);
codec->reg_cache = kmemdup(twl4030_reg, sizeof(twl4030_reg),
GFP_KERNEL);
/* power on device */
twl4030_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
- twl4030_add_controls(codec);
+ snd_soc_add_controls(codec, twl4030_snd_controls,
+ ARRAY_SIZE(twl4030_snd_controls));
twl4030_add_widgets(codec);
ret = snd_soc_init_card(socdev);
{
struct snd_soc_device *socdev = platform_get_drvdata(pdev);
struct snd_soc_codec *codec;
+ struct twl4030_priv *twl4030;
codec = kzalloc(sizeof(struct snd_soc_codec), GFP_KERNEL);
if (codec == NULL)
return -ENOMEM;
- socdev->codec = codec;
+ twl4030 = kzalloc(sizeof(struct twl4030_priv), GFP_KERNEL);
+ if (twl4030 == NULL) {
+ kfree(codec);
+ return -ENOMEM;
+ }
+
+ codec->private_data = twl4030;
+ socdev->card->codec = codec;
mutex_init(&codec->mutex);
INIT_LIST_HEAD(&codec->dapm_widgets);
INIT_LIST_HEAD(&codec->dapm_paths);
static int twl4030_remove(struct platform_device *pdev)
{
struct snd_soc_device *socdev = platform_get_drvdata(pdev);
- struct snd_soc_codec *codec = socdev->codec;
+ struct snd_soc_codec *codec = socdev->card->codec;
printk(KERN_INFO "TWL4030 Audio Codec remove\n");
+ twl4030_set_bias_level(codec, SND_SOC_BIAS_OFF);
+ snd_soc_free_pcms(socdev);
+ snd_soc_dapm_free(socdev);
+ kfree(codec->private_data);
kfree(codec);
return 0;
};
EXPORT_SYMBOL_GPL(soc_codec_dev_twl4030);
+static int __init twl4030_modinit(void)
+{
+ return snd_soc_register_dais(&twl4030_dai[0], ARRAY_SIZE(twl4030_dai));
+}
+module_init(twl4030_modinit);
+
+static void __exit twl4030_exit(void)
+{
+ snd_soc_unregister_dais(&twl4030_dai[0], ARRAY_SIZE(twl4030_dai));
+}
+module_exit(twl4030_exit);
+
MODULE_DESCRIPTION("ASoC TWL4030 codec driver");
MODULE_AUTHOR("Steve Sakoman");
MODULE_LICENSE("GPL");