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- // SPDX-License-Identifier: GPL-2.0-only
- /*
- * ALSA SoC TWL4030 codec driver
- *
- * Author: Steve Sakoman, <steve@sakoman.com>
- */
- #include <linux/module.h>
- #include <linux/moduleparam.h>
- #include <linux/init.h>
- #include <linux/delay.h>
- #include <linux/pm.h>
- #include <linux/i2c.h>
- #include <linux/platform_device.h>
- #include <linux/of.h>
- #include <linux/of_gpio.h>
- #include <linux/mfd/twl.h>
- #include <linux/slab.h>
- #include <linux/gpio.h>
- #include <sound/core.h>
- #include <sound/pcm.h>
- #include <sound/pcm_params.h>
- #include <sound/soc.h>
- #include <sound/initval.h>
- #include <sound/tlv.h>
- /* Register descriptions are here */
- #include <linux/mfd/twl4030-audio.h>
- /* TWL4030 PMBR1 Register */
- #define TWL4030_PMBR1_REG 0x0D
- /* TWL4030 PMBR1 Register GPIO6 mux bits */
- #define TWL4030_GPIO6_PWM0_MUTE(value) ((value & 0x03) << 2)
- #define TWL4030_CACHEREGNUM (TWL4030_REG_MISC_SET_2 + 1)
- /* codec private data */
- struct twl4030_priv {
- unsigned int codec_powered;
- /* reference counts of AIF/APLL users */
- unsigned int apll_enabled;
- 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;
- unsigned int sysclk;
- /* Output (with associated amp) states */
- u8 hsl_enabled, hsr_enabled;
- u8 earpiece_enabled;
- u8 predrivel_enabled, predriver_enabled;
- u8 carkitl_enabled, carkitr_enabled;
- u8 ctl_cache[TWL4030_REG_PRECKR_CTL - TWL4030_REG_EAR_CTL + 1];
- struct twl4030_codec_data *pdata;
- };
- static void tw4030_init_ctl_cache(struct twl4030_priv *twl4030)
- {
- int i;
- u8 byte;
- for (i = TWL4030_REG_EAR_CTL; i <= TWL4030_REG_PRECKR_CTL; i++) {
- twl_i2c_read_u8(TWL4030_MODULE_AUDIO_VOICE, &byte, i);
- twl4030->ctl_cache[i - TWL4030_REG_EAR_CTL] = byte;
- }
- }
- static unsigned int twl4030_read(struct snd_soc_component *component, unsigned int reg)
- {
- struct twl4030_priv *twl4030 = snd_soc_component_get_drvdata(component);
- u8 value = 0;
- if (reg >= TWL4030_CACHEREGNUM)
- return -EIO;
- switch (reg) {
- case TWL4030_REG_EAR_CTL:
- case TWL4030_REG_PREDL_CTL:
- case TWL4030_REG_PREDR_CTL:
- case TWL4030_REG_PRECKL_CTL:
- case TWL4030_REG_PRECKR_CTL:
- case TWL4030_REG_HS_GAIN_SET:
- value = twl4030->ctl_cache[reg - TWL4030_REG_EAR_CTL];
- break;
- default:
- twl_i2c_read_u8(TWL4030_MODULE_AUDIO_VOICE, &value, reg);
- break;
- }
- return value;
- }
- static bool twl4030_can_write_to_chip(struct twl4030_priv *twl4030,
- unsigned int reg)
- {
- bool write_to_reg = false;
- /* Decide if the given register can be written */
- switch (reg) {
- case TWL4030_REG_EAR_CTL:
- if (twl4030->earpiece_enabled)
- write_to_reg = true;
- break;
- case TWL4030_REG_PREDL_CTL:
- if (twl4030->predrivel_enabled)
- write_to_reg = true;
- break;
- case TWL4030_REG_PREDR_CTL:
- if (twl4030->predriver_enabled)
- write_to_reg = true;
- break;
- case TWL4030_REG_PRECKL_CTL:
- if (twl4030->carkitl_enabled)
- write_to_reg = true;
- break;
- case TWL4030_REG_PRECKR_CTL:
- if (twl4030->carkitr_enabled)
- write_to_reg = true;
- break;
- case TWL4030_REG_HS_GAIN_SET:
- if (twl4030->hsl_enabled || twl4030->hsr_enabled)
- write_to_reg = true;
- break;
- default:
- /* All other register can be written */
- write_to_reg = true;
- break;
- }
- return write_to_reg;
- }
- static int twl4030_write(struct snd_soc_component *component, unsigned int reg,
- unsigned int value)
- {
- struct twl4030_priv *twl4030 = snd_soc_component_get_drvdata(component);
- /* Update the ctl cache */
- switch (reg) {
- case TWL4030_REG_EAR_CTL:
- case TWL4030_REG_PREDL_CTL:
- case TWL4030_REG_PREDR_CTL:
- case TWL4030_REG_PRECKL_CTL:
- case TWL4030_REG_PRECKR_CTL:
- case TWL4030_REG_HS_GAIN_SET:
- twl4030->ctl_cache[reg - TWL4030_REG_EAR_CTL] = value;
- break;
- default:
- break;
- }
- if (twl4030_can_write_to_chip(twl4030, reg))
- return twl_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE, value, reg);
- return 0;
- }
- static inline void twl4030_wait_ms(int time)
- {
- if (time < 60) {
- time *= 1000;
- usleep_range(time, time + 500);
- } else {
- msleep(time);
- }
- }
- static void twl4030_codec_enable(struct snd_soc_component *component, int enable)
- {
- struct twl4030_priv *twl4030 = snd_soc_component_get_drvdata(component);
- int mode;
- if (enable == twl4030->codec_powered)
- return;
- if (enable)
- mode = twl4030_audio_enable_resource(TWL4030_AUDIO_RES_POWER);
- else
- mode = twl4030_audio_disable_resource(TWL4030_AUDIO_RES_POWER);
- if (mode >= 0)
- twl4030->codec_powered = enable;
- /* REVISIT: this delay is present in TI sample drivers */
- /* but there seems to be no TRM requirement for it */
- udelay(10);
- }
- static void twl4030_setup_pdata_of(struct twl4030_codec_data *pdata,
- struct device_node *node)
- {
- int value;
- of_property_read_u32(node, "ti,digimic_delay",
- &pdata->digimic_delay);
- of_property_read_u32(node, "ti,ramp_delay_value",
- &pdata->ramp_delay_value);
- of_property_read_u32(node, "ti,offset_cncl_path",
- &pdata->offset_cncl_path);
- if (!of_property_read_u32(node, "ti,hs_extmute", &value))
- pdata->hs_extmute = value;
- pdata->hs_extmute_gpio = of_get_named_gpio(node,
- "ti,hs_extmute_gpio", 0);
- if (gpio_is_valid(pdata->hs_extmute_gpio))
- pdata->hs_extmute = 1;
- }
- static struct twl4030_codec_data *twl4030_get_pdata(struct snd_soc_component *component)
- {
- struct twl4030_codec_data *pdata = dev_get_platdata(component->dev);
- struct device_node *twl4030_codec_node = NULL;
- twl4030_codec_node = of_get_child_by_name(component->dev->parent->of_node,
- "codec");
- if (!pdata && twl4030_codec_node) {
- pdata = devm_kzalloc(component->dev,
- sizeof(struct twl4030_codec_data),
- GFP_KERNEL);
- if (!pdata) {
- of_node_put(twl4030_codec_node);
- return NULL;
- }
- twl4030_setup_pdata_of(pdata, twl4030_codec_node);
- of_node_put(twl4030_codec_node);
- }
- return pdata;
- }
- static void twl4030_init_chip(struct snd_soc_component *component)
- {
- struct twl4030_codec_data *pdata;
- struct twl4030_priv *twl4030 = snd_soc_component_get_drvdata(component);
- u8 reg, byte;
- int i = 0;
- pdata = twl4030_get_pdata(component);
- if (pdata && pdata->hs_extmute) {
- if (gpio_is_valid(pdata->hs_extmute_gpio)) {
- int ret;
- if (!pdata->hs_extmute_gpio)
- dev_warn(component->dev,
- "Extmute GPIO is 0 is this correct?\n");
- ret = gpio_request_one(pdata->hs_extmute_gpio,
- GPIOF_OUT_INIT_LOW,
- "hs_extmute");
- if (ret) {
- dev_err(component->dev,
- "Failed to get hs_extmute GPIO\n");
- pdata->hs_extmute_gpio = -1;
- }
- } else {
- u8 pin_mux;
- /* Set TWL4030 GPIO6 as EXTMUTE signal */
- twl_i2c_read_u8(TWL4030_MODULE_INTBR, &pin_mux,
- TWL4030_PMBR1_REG);
- pin_mux &= ~TWL4030_GPIO6_PWM0_MUTE(0x03);
- pin_mux |= TWL4030_GPIO6_PWM0_MUTE(0x02);
- twl_i2c_write_u8(TWL4030_MODULE_INTBR, pin_mux,
- TWL4030_PMBR1_REG);
- }
- }
- /* Initialize the local ctl register cache */
- tw4030_init_ctl_cache(twl4030);
- /* anti-pop when changing analog gain */
- reg = twl4030_read(component, TWL4030_REG_MISC_SET_1);
- twl4030_write(component, TWL4030_REG_MISC_SET_1,
- reg | TWL4030_SMOOTH_ANAVOL_EN);
- twl4030_write(component, TWL4030_REG_OPTION,
- TWL4030_ATXL1_EN | TWL4030_ATXR1_EN |
- TWL4030_ARXL2_EN | TWL4030_ARXR2_EN);
- /* REG_ARXR2_APGA_CTL reset according to the TRM: 0dB, DA_EN */
- twl4030_write(component, TWL4030_REG_ARXR2_APGA_CTL, 0x32);
- /* Machine dependent setup */
- if (!pdata)
- return;
- twl4030->pdata = pdata;
- reg = twl4030_read(component, TWL4030_REG_HS_POPN_SET);
- reg &= ~TWL4030_RAMP_DELAY;
- reg |= (pdata->ramp_delay_value << 2);
- twl4030_write(component, TWL4030_REG_HS_POPN_SET, reg);
- /* initiate offset cancellation */
- twl4030_codec_enable(component, 1);
- reg = twl4030_read(component, TWL4030_REG_ANAMICL);
- reg &= ~TWL4030_OFFSET_CNCL_SEL;
- reg |= pdata->offset_cncl_path;
- twl4030_write(component, TWL4030_REG_ANAMICL,
- reg | TWL4030_CNCL_OFFSET_START);
- /*
- * Wait for offset cancellation to complete.
- * Since this takes a while, do not slam the i2c.
- * Start polling the status after ~20ms.
- */
- msleep(20);
- do {
- usleep_range(1000, 2000);
- twl_set_regcache_bypass(TWL4030_MODULE_AUDIO_VOICE, true);
- twl_i2c_read_u8(TWL4030_MODULE_AUDIO_VOICE, &byte,
- TWL4030_REG_ANAMICL);
- twl_set_regcache_bypass(TWL4030_MODULE_AUDIO_VOICE, false);
- } while ((i++ < 100) &&
- ((byte & TWL4030_CNCL_OFFSET_START) ==
- TWL4030_CNCL_OFFSET_START));
- twl4030_codec_enable(component, 0);
- }
- static void twl4030_apll_enable(struct snd_soc_component *component, int enable)
- {
- struct twl4030_priv *twl4030 = snd_soc_component_get_drvdata(component);
- if (enable) {
- twl4030->apll_enabled++;
- if (twl4030->apll_enabled == 1)
- twl4030_audio_enable_resource(
- TWL4030_AUDIO_RES_APLL);
- } else {
- twl4030->apll_enabled--;
- if (!twl4030->apll_enabled)
- twl4030_audio_disable_resource(
- TWL4030_AUDIO_RES_APLL);
- }
- }
- /* 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),
- };
- /* 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),
- };
- /* 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),
- };
- /* 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),
- };
- /* 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 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 SOC_ENUM_SINGLE_DECL(twl4030_handsfreel_enum,
- TWL4030_REG_HFL_CTL, 0,
- twl4030_handsfreel_texts);
- static const struct snd_kcontrol_new twl4030_dapm_handsfreel_control =
- SOC_DAPM_ENUM("Route", twl4030_handsfreel_enum);
- /* Handsfree Left virtual mute */
- static const struct snd_kcontrol_new twl4030_dapm_handsfreelmute_control =
- SOC_DAPM_SINGLE_VIRT("Switch", 1);
- /* Handsfree Right */
- static const char *twl4030_handsfreer_texts[] =
- {"Voice", "AudioR1", "AudioR2", "AudioL2"};
- static SOC_ENUM_SINGLE_DECL(twl4030_handsfreer_enum,
- TWL4030_REG_HFR_CTL, 0,
- twl4030_handsfreer_texts);
- static const struct snd_kcontrol_new twl4030_dapm_handsfreer_control =
- SOC_DAPM_ENUM("Route", twl4030_handsfreer_enum);
- /* Handsfree Right virtual mute */
- static const struct snd_kcontrol_new twl4030_dapm_handsfreermute_control =
- SOC_DAPM_SINGLE_VIRT("Switch", 1);
- /* Vibra */
- /* Vibra audio path selection */
- static const char *twl4030_vibra_texts[] =
- {"AudioL1", "AudioR1", "AudioL2", "AudioR2"};
- static SOC_ENUM_SINGLE_DECL(twl4030_vibra_enum,
- TWL4030_REG_VIBRA_CTL, 2,
- 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 SOC_ENUM_SINGLE_DECL(twl4030_vibrapath_enum,
- TWL4030_REG_VIBRA_CTL, 4,
- 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 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 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 */
- static const char *twl4030_micpathtx1_texts[] =
- {"Analog", "Digimic0"};
- static SOC_ENUM_SINGLE_DECL(twl4030_micpathtx1_enum,
- TWL4030_REG_ADCMICSEL, 0,
- twl4030_micpathtx1_texts);
- static const struct snd_kcontrol_new twl4030_dapm_micpathtx1_control =
- SOC_DAPM_ENUM("Route", twl4030_micpathtx1_enum);
- /* TX2 L/R Analog/Digital microphone selection */
- static const char *twl4030_micpathtx2_texts[] =
- {"Analog", "Digimic1"};
- static SOC_ENUM_SINGLE_DECL(twl4030_micpathtx2_enum,
- TWL4030_REG_ADCMICSEL, 2,
- twl4030_micpathtx2_texts);
- 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, mute instead of -30dB */
- static const DECLARE_TLV_DB_RANGE(twl4030_dapm_dbypass_tlv,
- 0, 1, TLV_DB_SCALE_ITEM(-3000, 600, 1),
- 2, 3, TLV_DB_SCALE_ITEM(-2400, 0, 0),
- 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);
- /*
- * 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 write 0 to the register
- * On unmute: restore the register content from the reg_cache
- * 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) \
- { \
- struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); \
- struct twl4030_priv *twl4030 = snd_soc_component_get_drvdata(component); \
- \
- switch (event) { \
- case SND_SOC_DAPM_POST_PMU: \
- twl4030->pin_name##_enabled = 1; \
- twl4030_write(component, reg, twl4030_read(component, reg)); \
- break; \
- case SND_SOC_DAPM_POST_PMD: \
- twl4030->pin_name##_enabled = 0; \
- twl_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE, 0, 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_component *component, int reg, int ramp)
- {
- unsigned char hs_ctl;
- hs_ctl = twl4030_read(component, reg);
- if (ramp) {
- /* HF ramp-up */
- hs_ctl |= TWL4030_HF_CTL_REF_EN;
- twl4030_write(component, reg, hs_ctl);
- udelay(10);
- hs_ctl |= TWL4030_HF_CTL_RAMP_EN;
- twl4030_write(component, reg, hs_ctl);
- udelay(40);
- hs_ctl |= TWL4030_HF_CTL_LOOP_EN;
- hs_ctl |= TWL4030_HF_CTL_HB_EN;
- twl4030_write(component, reg, hs_ctl);
- } else {
- /* HF ramp-down */
- hs_ctl &= ~TWL4030_HF_CTL_LOOP_EN;
- hs_ctl &= ~TWL4030_HF_CTL_HB_EN;
- twl4030_write(component, reg, hs_ctl);
- hs_ctl &= ~TWL4030_HF_CTL_RAMP_EN;
- twl4030_write(component, reg, hs_ctl);
- udelay(40);
- hs_ctl &= ~TWL4030_HF_CTL_REF_EN;
- twl4030_write(component, reg, hs_ctl);
- }
- }
- static int handsfreelpga_event(struct snd_soc_dapm_widget *w,
- struct snd_kcontrol *kcontrol, int event)
- {
- struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
- switch (event) {
- case SND_SOC_DAPM_POST_PMU:
- handsfree_ramp(component, TWL4030_REG_HFL_CTL, 1);
- break;
- case SND_SOC_DAPM_POST_PMD:
- handsfree_ramp(component, TWL4030_REG_HFL_CTL, 0);
- break;
- }
- return 0;
- }
- static int handsfreerpga_event(struct snd_soc_dapm_widget *w,
- struct snd_kcontrol *kcontrol, int event)
- {
- struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
- switch (event) {
- case SND_SOC_DAPM_POST_PMU:
- handsfree_ramp(component, TWL4030_REG_HFR_CTL, 1);
- break;
- case SND_SOC_DAPM_POST_PMD:
- handsfree_ramp(component, TWL4030_REG_HFR_CTL, 0);
- break;
- }
- return 0;
- }
- static int vibramux_event(struct snd_soc_dapm_widget *w,
- struct snd_kcontrol *kcontrol, int event)
- {
- struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
- twl4030_write(component, TWL4030_REG_VIBRA_SET, 0xff);
- return 0;
- }
- static int apll_event(struct snd_soc_dapm_widget *w,
- struct snd_kcontrol *kcontrol, int event)
- {
- struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
- switch (event) {
- case SND_SOC_DAPM_PRE_PMU:
- twl4030_apll_enable(component, 1);
- break;
- case SND_SOC_DAPM_POST_PMD:
- twl4030_apll_enable(component, 0);
- break;
- }
- return 0;
- }
- static int aif_event(struct snd_soc_dapm_widget *w,
- struct snd_kcontrol *kcontrol, int event)
- {
- struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
- u8 audio_if;
- audio_if = twl4030_read(component, TWL4030_REG_AUDIO_IF);
- switch (event) {
- case SND_SOC_DAPM_PRE_PMU:
- /* Enable AIF */
- /* enable the PLL before we use it to clock the DAI */
- twl4030_apll_enable(component, 1);
- twl4030_write(component, TWL4030_REG_AUDIO_IF,
- audio_if | TWL4030_AIF_EN);
- break;
- case SND_SOC_DAPM_POST_PMD:
- /* disable the DAI before we stop it's source PLL */
- twl4030_write(component, TWL4030_REG_AUDIO_IF,
- audio_if & ~TWL4030_AIF_EN);
- twl4030_apll_enable(component, 0);
- break;
- }
- return 0;
- }
- static void headset_ramp(struct snd_soc_component *component, int ramp)
- {
- unsigned char hs_gain, hs_pop;
- struct twl4030_priv *twl4030 = snd_soc_component_get_drvdata(component);
- struct twl4030_codec_data *pdata = twl4030->pdata;
- /* Base values for ramp delay calculation: 2^19 - 2^26 */
- unsigned int ramp_base[] = {524288, 1048576, 2097152, 4194304,
- 8388608, 16777216, 33554432, 67108864};
- unsigned int delay;
- hs_gain = twl4030_read(component, TWL4030_REG_HS_GAIN_SET);
- hs_pop = twl4030_read(component, TWL4030_REG_HS_POPN_SET);
- delay = (ramp_base[(hs_pop & TWL4030_RAMP_DELAY) >> 2] /
- twl4030->sysclk) + 1;
- /* Enable external mute control, this dramatically reduces
- * the pop-noise */
- if (pdata && pdata->hs_extmute) {
- if (gpio_is_valid(pdata->hs_extmute_gpio)) {
- gpio_set_value(pdata->hs_extmute_gpio, 1);
- } else {
- hs_pop |= TWL4030_EXTMUTE;
- twl4030_write(component, TWL4030_REG_HS_POPN_SET, hs_pop);
- }
- }
- if (ramp) {
- /* Headset ramp-up according to the TRM */
- hs_pop |= TWL4030_VMID_EN;
- twl4030_write(component, TWL4030_REG_HS_POPN_SET, hs_pop);
- /* Actually write to the register */
- twl_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE, hs_gain,
- TWL4030_REG_HS_GAIN_SET);
- hs_pop |= TWL4030_RAMP_EN;
- twl4030_write(component, TWL4030_REG_HS_POPN_SET, hs_pop);
- /* Wait ramp delay time + 1, so the VMID can settle */
- twl4030_wait_ms(delay);
- } else {
- /* Headset ramp-down _not_ according to
- * the TRM, but in a way that it is working */
- hs_pop &= ~TWL4030_RAMP_EN;
- twl4030_write(component, TWL4030_REG_HS_POPN_SET, hs_pop);
- /* Wait ramp delay time + 1, so the VMID can settle */
- twl4030_wait_ms(delay);
- /* Bypass the reg_cache to mute the headset */
- twl_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE, hs_gain & (~0x0f),
- TWL4030_REG_HS_GAIN_SET);
- hs_pop &= ~TWL4030_VMID_EN;
- twl4030_write(component, TWL4030_REG_HS_POPN_SET, hs_pop);
- }
- /* Disable external mute */
- if (pdata && pdata->hs_extmute) {
- if (gpio_is_valid(pdata->hs_extmute_gpio)) {
- gpio_set_value(pdata->hs_extmute_gpio, 0);
- } else {
- hs_pop &= ~TWL4030_EXTMUTE;
- twl4030_write(component, TWL4030_REG_HS_POPN_SET, hs_pop);
- }
- }
- }
- static int headsetlpga_event(struct snd_soc_dapm_widget *w,
- struct snd_kcontrol *kcontrol, int event)
- {
- struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
- struct twl4030_priv *twl4030 = snd_soc_component_get_drvdata(component);
- switch (event) {
- case SND_SOC_DAPM_POST_PMU:
- /* Do the ramp-up only once */
- if (!twl4030->hsr_enabled)
- headset_ramp(component, 1);
- twl4030->hsl_enabled = 1;
- break;
- case SND_SOC_DAPM_POST_PMD:
- /* Do the ramp-down only if both headsetL/R is disabled */
- if (!twl4030->hsr_enabled)
- headset_ramp(component, 0);
- twl4030->hsl_enabled = 0;
- break;
- }
- return 0;
- }
- static int headsetrpga_event(struct snd_soc_dapm_widget *w,
- struct snd_kcontrol *kcontrol, int event)
- {
- struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
- struct twl4030_priv *twl4030 = snd_soc_component_get_drvdata(component);
- switch (event) {
- case SND_SOC_DAPM_POST_PMU:
- /* Do the ramp-up only once */
- if (!twl4030->hsl_enabled)
- headset_ramp(component, 1);
- twl4030->hsr_enabled = 1;
- break;
- case SND_SOC_DAPM_POST_PMD:
- /* Do the ramp-down only if both headsetL/R is disabled */
- if (!twl4030->hsl_enabled)
- headset_ramp(component, 0);
- twl4030->hsr_enabled = 0;
- break;
- }
- return 0;
- }
- static int digimic_event(struct snd_soc_dapm_widget *w,
- struct snd_kcontrol *kcontrol, int event)
- {
- struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
- struct twl4030_priv *twl4030 = snd_soc_component_get_drvdata(component);
- struct twl4030_codec_data *pdata = twl4030->pdata;
- if (pdata && pdata->digimic_delay)
- twl4030_wait_ms(pdata->digimic_delay);
- return 0;
- }
- /*
- * Some of the gain controls in TWL (mostly those which are associated with
- * the outputs) are implemented in an interesting way:
- * 0x0 : Power down (mute)
- * 0x1 : 6dB
- * 0x2 : 0 dB
- * 0x3 : -6 dB
- * Inverting not going to help with these.
- * Custom volsw and volsw_2r get/put functions to handle these gain bits.
- */
- static int snd_soc_get_volsw_twl4030(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_value *ucontrol)
- {
- struct soc_mixer_control *mc =
- (struct soc_mixer_control *)kcontrol->private_value;
- struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
- unsigned int reg = mc->reg;
- unsigned int shift = mc->shift;
- unsigned int rshift = mc->rshift;
- int max = mc->max;
- int mask = (1 << fls(max)) - 1;
- ucontrol->value.integer.value[0] =
- (twl4030_read(component, reg) >> shift) & mask;
- if (ucontrol->value.integer.value[0])
- ucontrol->value.integer.value[0] =
- max + 1 - ucontrol->value.integer.value[0];
- if (shift != rshift) {
- ucontrol->value.integer.value[1] =
- (twl4030_read(component, reg) >> rshift) & mask;
- if (ucontrol->value.integer.value[1])
- ucontrol->value.integer.value[1] =
- max + 1 - ucontrol->value.integer.value[1];
- }
- return 0;
- }
- static int snd_soc_put_volsw_twl4030(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_value *ucontrol)
- {
- struct soc_mixer_control *mc =
- (struct soc_mixer_control *)kcontrol->private_value;
- struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
- unsigned int reg = mc->reg;
- unsigned int shift = mc->shift;
- unsigned int rshift = mc->rshift;
- int max = mc->max;
- int mask = (1 << fls(max)) - 1;
- unsigned short val, val2, val_mask;
- val = (ucontrol->value.integer.value[0] & mask);
- val_mask = mask << shift;
- if (val)
- val = max + 1 - val;
- val = val << shift;
- if (shift != rshift) {
- val2 = (ucontrol->value.integer.value[1] & mask);
- val_mask |= mask << rshift;
- if (val2)
- val2 = max + 1 - val2;
- val |= val2 << rshift;
- }
- return snd_soc_component_update_bits(component, reg, val_mask, val);
- }
- static int snd_soc_get_volsw_r2_twl4030(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_value *ucontrol)
- {
- struct soc_mixer_control *mc =
- (struct soc_mixer_control *)kcontrol->private_value;
- struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
- unsigned int reg = mc->reg;
- unsigned int reg2 = mc->rreg;
- unsigned int shift = mc->shift;
- int max = mc->max;
- int mask = (1<<fls(max))-1;
- ucontrol->value.integer.value[0] =
- (twl4030_read(component, reg) >> shift) & mask;
- ucontrol->value.integer.value[1] =
- (twl4030_read(component, reg2) >> shift) & mask;
- if (ucontrol->value.integer.value[0])
- ucontrol->value.integer.value[0] =
- max + 1 - ucontrol->value.integer.value[0];
- if (ucontrol->value.integer.value[1])
- ucontrol->value.integer.value[1] =
- max + 1 - ucontrol->value.integer.value[1];
- return 0;
- }
- static int snd_soc_put_volsw_r2_twl4030(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_value *ucontrol)
- {
- struct soc_mixer_control *mc =
- (struct soc_mixer_control *)kcontrol->private_value;
- struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
- unsigned int reg = mc->reg;
- unsigned int reg2 = mc->rreg;
- unsigned int shift = mc->shift;
- int max = mc->max;
- int mask = (1 << fls(max)) - 1;
- int err;
- unsigned short val, val2, val_mask;
- val_mask = mask << shift;
- val = (ucontrol->value.integer.value[0] & mask);
- val2 = (ucontrol->value.integer.value[1] & mask);
- if (val)
- val = max + 1 - val;
- if (val2)
- val2 = max + 1 - val2;
- val = val << shift;
- val2 = val2 << shift;
- err = snd_soc_component_update_bits(component, reg, val_mask, val);
- if (err < 0)
- return err;
- err = snd_soc_component_update_bits(component, reg2, val_mask, val2);
- return err;
- }
- /* Codec operation modes */
- static const char *twl4030_op_modes_texts[] = {
- "Option 2 (voice/audio)", "Option 1 (audio)"
- };
- static SOC_ENUM_SINGLE_DECL(twl4030_op_modes_enum,
- TWL4030_REG_CODEC_MODE, 0,
- twl4030_op_modes_texts);
- static int snd_soc_put_twl4030_opmode_enum_double(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_value *ucontrol)
- {
- struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
- struct twl4030_priv *twl4030 = snd_soc_component_get_drvdata(component);
- if (twl4030->configured) {
- dev_err(component->dev,
- "operation mode cannot be changed on-the-fly\n");
- return -EBUSY;
- }
- return snd_soc_put_enum_double(kcontrol, ucontrol);
- }
- /*
- * FGAIN volume control:
- * from -62 to 0 dB in 1 dB steps (mute instead of -63 dB)
- */
- static DECLARE_TLV_DB_SCALE(digital_fine_tlv, -6300, 100, 1);
- /*
- * CGAIN volume control:
- * 0 dB to 12 dB in 6 dB steps
- * value 2 and 3 means 12 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(analog_tlv, -2400, 200, 0);
- /*
- * Gain controls tied to outputs
- * -6 dB to 6 dB in 6 dB steps (mute instead of -12)
- */
- 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(digital_capture_tlv, 0, 100, 0);
- /*
- * Gain control for input amplifiers
- * 0 dB to 30 dB in 6 dB steps
- */
- 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 SOC_ENUM_SINGLE_DECL(twl4030_avadc_clk_priority_enum,
- TWL4030_REG_AVADC_CTL, 2,
- 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",
- "3495/2581/1748 ms"
- };
- static SOC_ENUM_SINGLE_DECL(twl4030_rampdelay_enum,
- TWL4030_REG_HS_POPN_SET, 2,
- twl4030_rampdelay_texts);
- /* Vibra H-bridge direction mode */
- static const char *twl4030_vibradirmode_texts[] = {
- "Vibra H-bridge direction", "Audio data MSB",
- };
- static SOC_ENUM_SINGLE_DECL(twl4030_vibradirmode_enum,
- TWL4030_REG_VIBRA_CTL, 5,
- twl4030_vibradirmode_texts);
- /* Vibra H-bridge direction */
- static const char *twl4030_vibradir_texts[] = {
- "Positive polarity", "Negative polarity",
- };
- static SOC_ENUM_SINGLE_DECL(twl4030_vibradir_enum,
- TWL4030_REG_VIBRA_CTL, 1,
- twl4030_vibradir_texts);
- /* Digimic Left and right swapping */
- static const char *twl4030_digimicswap_texts[] = {
- "Not swapped", "Swapped",
- };
- static SOC_ENUM_SINGLE_DECL(twl4030_digimicswap_enum,
- TWL4030_REG_MISC_SET_1, 0,
- twl4030_digimicswap_texts);
- static const struct snd_kcontrol_new twl4030_snd_controls[] = {
- /* Codec operation mode control */
- SOC_ENUM_EXT("Codec Operation Mode", twl4030_op_modes_enum,
- snd_soc_get_enum_double,
- snd_soc_put_twl4030_opmode_enum_double),
- /* Common playback gain controls */
- SOC_DOUBLE_R_TLV("DAC1 Digital Fine Playback Volume",
- TWL4030_REG_ARXL1PGA, TWL4030_REG_ARXR1PGA,
- 0, 0x3f, 0, digital_fine_tlv),
- SOC_DOUBLE_R_TLV("DAC2 Digital Fine Playback Volume",
- TWL4030_REG_ARXL2PGA, TWL4030_REG_ARXR2PGA,
- 0, 0x3f, 0, digital_fine_tlv),
- SOC_DOUBLE_R_TLV("DAC1 Digital Coarse Playback Volume",
- TWL4030_REG_ARXL1PGA, TWL4030_REG_ARXR1PGA,
- 6, 0x2, 0, digital_coarse_tlv),
- SOC_DOUBLE_R_TLV("DAC2 Digital Coarse Playback Volume",
- TWL4030_REG_ARXL2PGA, TWL4030_REG_ARXR2PGA,
- 6, 0x2, 0, digital_coarse_tlv),
- SOC_DOUBLE_R_TLV("DAC1 Analog Playback Volume",
- TWL4030_REG_ARXL1_APGA_CTL, TWL4030_REG_ARXR1_APGA_CTL,
- 3, 0x12, 1, analog_tlv),
- SOC_DOUBLE_R_TLV("DAC2 Analog Playback Volume",
- TWL4030_REG_ARXL2_APGA_CTL, TWL4030_REG_ARXR2_APGA_CTL,
- 3, 0x12, 1, analog_tlv),
- SOC_DOUBLE_R("DAC1 Analog Playback Switch",
- TWL4030_REG_ARXL1_APGA_CTL, TWL4030_REG_ARXR1_APGA_CTL,
- 1, 1, 0),
- SOC_DOUBLE_R("DAC2 Analog Playback Switch",
- 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_EXT_TLV("PreDriv Playback Volume",
- TWL4030_REG_PREDL_CTL, TWL4030_REG_PREDR_CTL,
- 4, 3, 0, snd_soc_get_volsw_r2_twl4030,
- snd_soc_put_volsw_r2_twl4030, output_tvl),
- SOC_DOUBLE_EXT_TLV("Headset Playback Volume",
- TWL4030_REG_HS_GAIN_SET, 0, 2, 3, 0, snd_soc_get_volsw_twl4030,
- snd_soc_put_volsw_twl4030, output_tvl),
- SOC_DOUBLE_R_EXT_TLV("Carkit Playback Volume",
- TWL4030_REG_PRECKL_CTL, TWL4030_REG_PRECKR_CTL,
- 4, 3, 0, snd_soc_get_volsw_r2_twl4030,
- snd_soc_put_volsw_r2_twl4030, output_tvl),
- SOC_SINGLE_EXT_TLV("Earpiece Playback Volume",
- TWL4030_REG_EAR_CTL, 4, 3, 0, snd_soc_get_volsw_twl4030,
- snd_soc_put_volsw_twl4030, output_ear_tvl),
- /* Common capture gain controls */
- 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("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),
- SOC_ENUM("Vibra H-bridge direction", twl4030_vibradir_enum),
- SOC_ENUM("Digimic LR Swap", twl4030_digimicswap_enum),
- };
- static const struct snd_soc_dapm_widget twl4030_dapm_widgets[] = {
- /* 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("EARPIECE"),
- SND_SOC_DAPM_OUTPUT("PREDRIVEL"),
- 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"),
- /* AIF and APLL clocks for running DAIs (including loopback) */
- SND_SOC_DAPM_OUTPUT("Virtual HiFi OUT"),
- SND_SOC_DAPM_INPUT("Virtual HiFi IN"),
- SND_SOC_DAPM_OUTPUT("Virtual Voice OUT"),
- /* DACs */
- SND_SOC_DAPM_DAC("DAC Right1", NULL, SND_SOC_NOPM, 0, 0),
- SND_SOC_DAPM_DAC("DAC Left1", NULL, SND_SOC_NOPM, 0, 0),
- SND_SOC_DAPM_DAC("DAC Right2", NULL, SND_SOC_NOPM, 0, 0),
- SND_SOC_DAPM_DAC("DAC Left2", NULL, SND_SOC_NOPM, 0, 0),
- SND_SOC_DAPM_DAC("DAC Voice", NULL, SND_SOC_NOPM, 0, 0),
- SND_SOC_DAPM_AIF_IN("VAIFIN", "Voice Playback", 0,
- TWL4030_REG_VOICE_IF, 6, 0),
- /* Analog bypasses */
- SND_SOC_DAPM_SWITCH("Right1 Analog Loopback", SND_SOC_NOPM, 0, 0,
- &twl4030_dapm_abypassr1_control),
- SND_SOC_DAPM_SWITCH("Left1 Analog Loopback", SND_SOC_NOPM, 0, 0,
- &twl4030_dapm_abypassl1_control),
- SND_SOC_DAPM_SWITCH("Right2 Analog Loopback", SND_SOC_NOPM, 0, 0,
- &twl4030_dapm_abypassr2_control),
- SND_SOC_DAPM_SWITCH("Left2 Analog Loopback", SND_SOC_NOPM, 0, 0,
- &twl4030_dapm_abypassl2_control),
- SND_SOC_DAPM_SWITCH("Voice Analog Loopback", SND_SOC_NOPM, 0, 0,
- &twl4030_dapm_abypassv_control),
- /* Master analog loopback switch */
- SND_SOC_DAPM_SUPPLY("FM Loop Enable", TWL4030_REG_MISC_SET_1, 5, 0,
- NULL, 0),
- /* Digital bypasses */
- SND_SOC_DAPM_SWITCH("Left Digital Loopback", SND_SOC_NOPM, 0, 0,
- &twl4030_dapm_dbypassl_control),
- SND_SOC_DAPM_SWITCH("Right Digital Loopback", SND_SOC_NOPM, 0, 0,
- &twl4030_dapm_dbypassr_control),
- SND_SOC_DAPM_SWITCH("Voice Digital Loopback", SND_SOC_NOPM, 0, 0,
- &twl4030_dapm_dbypassv_control),
- /* Digital mixers, power control for the physical DACs */
- SND_SOC_DAPM_MIXER("Digital R1 Playback Mixer",
- TWL4030_REG_AVDAC_CTL, 0, 0, NULL, 0),
- SND_SOC_DAPM_MIXER("Digital L1 Playback Mixer",
- TWL4030_REG_AVDAC_CTL, 1, 0, NULL, 0),
- SND_SOC_DAPM_MIXER("Digital R2 Playback Mixer",
- TWL4030_REG_AVDAC_CTL, 2, 0, NULL, 0),
- SND_SOC_DAPM_MIXER("Digital L2 Playback Mixer",
- TWL4030_REG_AVDAC_CTL, 3, 0, NULL, 0),
- SND_SOC_DAPM_MIXER("Digital Voice Playback Mixer",
- TWL4030_REG_AVDAC_CTL, 4, 0, NULL, 0),
- /* Analog mixers, power control for the physical PGAs */
- SND_SOC_DAPM_MIXER("Analog R1 Playback Mixer",
- TWL4030_REG_ARXR1_APGA_CTL, 0, 0, NULL, 0),
- SND_SOC_DAPM_MIXER("Analog L1 Playback Mixer",
- TWL4030_REG_ARXL1_APGA_CTL, 0, 0, NULL, 0),
- SND_SOC_DAPM_MIXER("Analog R2 Playback Mixer",
- TWL4030_REG_ARXR2_APGA_CTL, 0, 0, NULL, 0),
- SND_SOC_DAPM_MIXER("Analog L2 Playback Mixer",
- TWL4030_REG_ARXL2_APGA_CTL, 0, 0, NULL, 0),
- SND_SOC_DAPM_MIXER("Analog Voice Playback Mixer",
- TWL4030_REG_VDL_APGA_CTL, 0, 0, NULL, 0),
- SND_SOC_DAPM_SUPPLY("APLL Enable", SND_SOC_NOPM, 0, 0, apll_event,
- SND_SOC_DAPM_PRE_PMU|SND_SOC_DAPM_POST_PMD),
- SND_SOC_DAPM_SUPPLY("AIF Enable", SND_SOC_NOPM, 0, 0, aif_event,
- SND_SOC_DAPM_PRE_PMU|SND_SOC_DAPM_POST_PMD),
- /* Output MIXER controls */
- /* Earpiece */
- 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],
- ARRAY_SIZE(twl4030_dapm_hsol_controls)),
- SND_SOC_DAPM_PGA_E("HeadsetL PGA", SND_SOC_NOPM,
- 0, 0, NULL, 0, headsetlpga_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)),
- SND_SOC_DAPM_PGA_E("HeadsetR PGA", SND_SOC_NOPM,
- 0, 0, NULL, 0, headsetrpga_event,
- SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD),
- /* CarkitL/R */
- 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", 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", 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_PMU|SND_SOC_DAPM_POST_PMD),
- /* Vibra */
- SND_SOC_DAPM_MUX_E("Vibra Mux", TWL4030_REG_VIBRA_CTL, 0, 0,
- &twl4030_dapm_vibra_control, vibramux_event,
- SND_SOC_DAPM_PRE_PMU),
- 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", NULL, SND_SOC_NOPM, 0, 0),
- SND_SOC_DAPM_ADC("ADC Virtual Right1", NULL, SND_SOC_NOPM, 0, 0),
- SND_SOC_DAPM_ADC("ADC Virtual Left2", NULL, SND_SOC_NOPM, 0, 0),
- SND_SOC_DAPM_ADC("ADC Virtual Right2", NULL, SND_SOC_NOPM, 0, 0),
- SND_SOC_DAPM_AIF_OUT("VAIFOUT", "Voice Capture", 0,
- TWL4030_REG_VOICE_IF, 5, 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("TX1 Capture Route", SND_SOC_NOPM, 0, 0,
- &twl4030_dapm_micpathtx1_control),
- SND_SOC_DAPM_MUX("TX2 Capture Route", SND_SOC_NOPM, 0, 0,
- &twl4030_dapm_micpathtx2_control),
- /* Analog input mixers for the capture amplifiers */
- 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",
- 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_E("Digimic0 Enable",
- TWL4030_REG_ADCMICSEL, 1, 0, NULL, 0,
- digimic_event, SND_SOC_DAPM_POST_PMU),
- SND_SOC_DAPM_PGA_E("Digimic1 Enable",
- TWL4030_REG_ADCMICSEL, 3, 0, NULL, 0,
- digimic_event, SND_SOC_DAPM_POST_PMU),
- SND_SOC_DAPM_SUPPLY("micbias1 select", TWL4030_REG_MICBIAS_CTL, 5, 0,
- NULL, 0),
- SND_SOC_DAPM_SUPPLY("micbias2 select", TWL4030_REG_MICBIAS_CTL, 6, 0,
- NULL, 0),
- /* Microphone bias */
- SND_SOC_DAPM_SUPPLY("Mic Bias 1",
- TWL4030_REG_MICBIAS_CTL, 0, 0, NULL, 0),
- SND_SOC_DAPM_SUPPLY("Mic Bias 2",
- TWL4030_REG_MICBIAS_CTL, 1, 0, NULL, 0),
- SND_SOC_DAPM_SUPPLY("Headset Mic Bias",
- TWL4030_REG_MICBIAS_CTL, 2, 0, NULL, 0),
- SND_SOC_DAPM_SUPPLY("VIF Enable", TWL4030_REG_VOICE_IF, 0, 0, NULL, 0),
- };
- static const struct snd_soc_dapm_route intercon[] = {
- /* Stream -> DAC mapping */
- {"DAC Right1", NULL, "HiFi Playback"},
- {"DAC Left1", NULL, "HiFi Playback"},
- {"DAC Right2", NULL, "HiFi Playback"},
- {"DAC Left2", NULL, "HiFi Playback"},
- {"DAC Voice", NULL, "VAIFIN"},
- /* ADC -> Stream mapping */
- {"HiFi Capture", NULL, "ADC Virtual Left1"},
- {"HiFi Capture", NULL, "ADC Virtual Right1"},
- {"HiFi Capture", NULL, "ADC Virtual Left2"},
- {"HiFi Capture", NULL, "ADC Virtual Right2"},
- {"VAIFOUT", NULL, "ADC Virtual Left2"},
- {"VAIFOUT", NULL, "ADC Virtual Right2"},
- {"VAIFOUT", NULL, "VIF Enable"},
- {"Digital L1 Playback Mixer", NULL, "DAC Left1"},
- {"Digital R1 Playback Mixer", NULL, "DAC Right1"},
- {"Digital L2 Playback Mixer", NULL, "DAC Left2"},
- {"Digital R2 Playback Mixer", NULL, "DAC Right2"},
- {"Digital Voice Playback Mixer", NULL, "DAC Voice"},
- /* Supply for the digital part (APLL) */
- {"Digital Voice Playback Mixer", NULL, "APLL Enable"},
- {"DAC Left1", NULL, "AIF Enable"},
- {"DAC Right1", NULL, "AIF Enable"},
- {"DAC Left2", NULL, "AIF Enable"},
- {"DAC Right1", NULL, "AIF Enable"},
- {"DAC Voice", NULL, "VIF Enable"},
- {"Digital R2 Playback Mixer", NULL, "AIF Enable"},
- {"Digital L2 Playback Mixer", NULL, "AIF Enable"},
- {"Analog L1 Playback Mixer", NULL, "Digital L1 Playback Mixer"},
- {"Analog R1 Playback Mixer", NULL, "Digital R1 Playback Mixer"},
- {"Analog L2 Playback Mixer", NULL, "Digital L2 Playback Mixer"},
- {"Analog R2 Playback Mixer", NULL, "Digital R2 Playback Mixer"},
- {"Analog Voice Playback Mixer", NULL, "Digital Voice Playback Mixer"},
- /* Internal playback routings */
- /* Earpiece */
- {"Earpiece Mixer", "Voice", "Analog Voice Playback Mixer"},
- {"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"},
- {"HeadsetL Mixer", "AudioL2", "Analog L2 Playback Mixer"},
- {"HeadsetL PGA", NULL, "HeadsetL Mixer"},
- /* HeadsetR */
- {"HeadsetR Mixer", "Voice", "Analog Voice Playback Mixer"},
- {"HeadsetR Mixer", "AudioR1", "Analog R1 Playback Mixer"},
- {"HeadsetR Mixer", "AudioR2", "Analog R2 Playback Mixer"},
- {"HeadsetR PGA", NULL, "HeadsetR Mixer"},
- /* CarkitL */
- {"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", "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", "HandsfreeR Mux"},
- {"HandsfreeR PGA", NULL, "HandsfreeR"},
- /* Vibra */
- {"Vibra Mux", "AudioL1", "DAC Left1"},
- {"Vibra Mux", "AudioR1", "DAC Right1"},
- {"Vibra Mux", "AudioL2", "DAC Left2"},
- {"Vibra Mux", "AudioR2", "DAC Right2"},
- /* outputs */
- /* Must be always connected (for AIF and APLL) */
- {"Virtual HiFi OUT", NULL, "DAC Left1"},
- {"Virtual HiFi OUT", NULL, "DAC Right1"},
- {"Virtual HiFi OUT", NULL, "DAC Left2"},
- {"Virtual HiFi OUT", NULL, "DAC Right2"},
- /* Must be always connected (for APLL) */
- {"Virtual Voice OUT", NULL, "Digital Voice Playback Mixer"},
- /* Physical outputs */
- {"EARPIECE", NULL, "Earpiece PGA"},
- {"PREDRIVEL", NULL, "PredriveL PGA"},
- {"PREDRIVER", NULL, "PredriveR PGA"},
- {"HSOL", NULL, "HeadsetL PGA"},
- {"HSOR", NULL, "HeadsetR PGA"},
- {"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 */
- /* Must be always connected (for AIF and APLL) */
- {"ADC Virtual Left1", NULL, "Virtual HiFi IN"},
- {"ADC Virtual Right1", NULL, "Virtual HiFi IN"},
- {"ADC Virtual Left2", NULL, "Virtual HiFi IN"},
- {"ADC Virtual Right2", NULL, "Virtual HiFi IN"},
- /* Physical inputs */
- {"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", "Sub Mic Capture Switch", "SUBMIC"},
- {"Analog Right", "AUXR Capture Switch", "AUXR"},
- {"ADC Physical Left", NULL, "Analog Left"},
- {"ADC Physical Right", NULL, "Analog Right"},
- {"Digimic0 Enable", NULL, "DIGIMIC0"},
- {"Digimic1 Enable", NULL, "DIGIMIC1"},
- {"DIGIMIC0", NULL, "micbias1 select"},
- {"DIGIMIC1", NULL, "micbias2 select"},
- /* 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"},
- {"ADC Virtual Left1", NULL, "AIF Enable"},
- {"ADC Virtual Right1", NULL, "AIF Enable"},
- {"ADC Virtual Left2", NULL, "AIF Enable"},
- {"ADC Virtual Right2", NULL, "AIF Enable"},
- /* Analog bypass routes */
- {"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"},
- /* Supply for the Analog loopbacks */
- {"Right1 Analog Loopback", NULL, "FM Loop Enable"},
- {"Left1 Analog Loopback", NULL, "FM Loop Enable"},
- {"Right2 Analog Loopback", NULL, "FM Loop Enable"},
- {"Left2 Analog Loopback", NULL, "FM Loop Enable"},
- {"Voice Analog Loopback", NULL, "FM Loop Enable"},
- {"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"},
- {"Digital R2 Playback Mixer", NULL, "Right Digital Loopback"},
- {"Digital L2 Playback Mixer", NULL, "Left Digital Loopback"},
- {"Digital Voice Playback Mixer", NULL, "Voice Digital Loopback"},
- };
- static int twl4030_set_bias_level(struct snd_soc_component *component,
- enum snd_soc_bias_level level)
- {
- switch (level) {
- case SND_SOC_BIAS_ON:
- break;
- case SND_SOC_BIAS_PREPARE:
- break;
- case SND_SOC_BIAS_STANDBY:
- if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_OFF)
- twl4030_codec_enable(component, 1);
- break;
- case SND_SOC_BIAS_OFF:
- twl4030_codec_enable(component, 0);
- break;
- }
- return 0;
- }
- 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;
- /* Set the constraints according to the already configured stream */
- snd_pcm_hw_constraint_single(slv_substream->runtime,
- SNDRV_PCM_HW_PARAM_RATE,
- twl4030->rate);
- snd_pcm_hw_constraint_single(slv_substream->runtime,
- SNDRV_PCM_HW_PARAM_SAMPLE_BITS,
- twl4030->sample_bits);
- snd_pcm_hw_constraint_single(slv_substream->runtime,
- SNDRV_PCM_HW_PARAM_CHANNELS,
- twl4030->channels);
- }
- /* 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_component *component, int direction,
- int enable)
- {
- u8 reg, mask;
- reg = twl4030_read(component, TWL4030_REG_OPTION);
- if (direction == SNDRV_PCM_STREAM_PLAYBACK)
- mask = TWL4030_ARXL1_VRX_EN | TWL4030_ARXR1_EN;
- else
- mask = TWL4030_ATXL2_VTXL_EN | TWL4030_ATXR2_VTXR_EN;
- if (enable)
- reg |= mask;
- else
- reg &= ~mask;
- twl4030_write(component, TWL4030_REG_OPTION, reg);
- }
- static int twl4030_startup(struct snd_pcm_substream *substream,
- struct snd_soc_dai *dai)
- {
- struct snd_soc_component *component = dai->component;
- struct twl4030_priv *twl4030 = snd_soc_component_get_drvdata(component);
- 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(component, 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_single(substream->runtime,
- SNDRV_PCM_HW_PARAM_CHANNELS,
- 2);
- }
- twl4030->master_substream = substream;
- }
- return 0;
- }
- static void twl4030_shutdown(struct snd_pcm_substream *substream,
- struct snd_soc_dai *dai)
- {
- struct snd_soc_component *component = dai->component;
- struct twl4030_priv *twl4030 = snd_soc_component_get_drvdata(component);
- 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(component, 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_component *component = dai->component;
- struct twl4030_priv *twl4030 = snd_soc_component_get_drvdata(component);
- u8 mode, old_mode, format, old_format;
- /* If the substream has 4 channel, do the necessary setup */
- if (params_channels(params) == 4) {
- format = twl4030_read(component, TWL4030_REG_AUDIO_IF);
- mode = twl4030_read(component, TWL4030_REG_CODEC_MODE);
- /* Safety check: are we in the correct operating mode and
- * the interface is in TDM mode? */
- if ((mode & TWL4030_OPTION_1) &&
- ((format & TWL4030_AIF_FORMAT) == TWL4030_AIF_FORMAT_TDM))
- twl4030_tdm_enable(component, substream->stream, 1);
- else
- return -EINVAL;
- }
- if (twl4030->configured)
- /* Ignoring hw_params for already configured DAI */
- return 0;
- /* bit rate */
- old_mode = twl4030_read(component,
- TWL4030_REG_CODEC_MODE) & ~TWL4030_CODECPDZ;
- mode = old_mode & ~TWL4030_APLL_RATE;
- switch (params_rate(params)) {
- case 8000:
- mode |= TWL4030_APLL_RATE_8000;
- break;
- case 11025:
- mode |= TWL4030_APLL_RATE_11025;
- break;
- case 12000:
- mode |= TWL4030_APLL_RATE_12000;
- break;
- case 16000:
- mode |= TWL4030_APLL_RATE_16000;
- break;
- case 22050:
- mode |= TWL4030_APLL_RATE_22050;
- break;
- case 24000:
- mode |= TWL4030_APLL_RATE_24000;
- break;
- case 32000:
- mode |= TWL4030_APLL_RATE_32000;
- break;
- case 44100:
- mode |= TWL4030_APLL_RATE_44100;
- break;
- case 48000:
- mode |= TWL4030_APLL_RATE_48000;
- break;
- case 96000:
- mode |= TWL4030_APLL_RATE_96000;
- break;
- default:
- dev_err(component->dev, "%s: unknown rate %d\n", __func__,
- params_rate(params));
- return -EINVAL;
- }
- /* sample size */
- old_format = twl4030_read(component, TWL4030_REG_AUDIO_IF);
- format = old_format;
- format &= ~TWL4030_DATA_WIDTH;
- switch (params_width(params)) {
- case 16:
- format |= TWL4030_DATA_WIDTH_16S_16W;
- break;
- case 32:
- format |= TWL4030_DATA_WIDTH_32S_24W;
- break;
- default:
- dev_err(component->dev, "%s: unsupported bits/sample %d\n",
- __func__, params_width(params));
- return -EINVAL;
- }
- if (format != old_format || mode != old_mode) {
- if (twl4030->codec_powered) {
- /*
- * If the codec is powered, than we need to toggle the
- * codec power.
- */
- twl4030_codec_enable(component, 0);
- twl4030_write(component, TWL4030_REG_CODEC_MODE, mode);
- twl4030_write(component, TWL4030_REG_AUDIO_IF, format);
- twl4030_codec_enable(component, 1);
- } else {
- twl4030_write(component, TWL4030_REG_CODEC_MODE, mode);
- twl4030_write(component, TWL4030_REG_AUDIO_IF, format);
- }
- }
- /* 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;
- }
- static int twl4030_set_dai_sysclk(struct snd_soc_dai *codec_dai, int clk_id,
- unsigned int freq, int dir)
- {
- struct snd_soc_component *component = codec_dai->component;
- struct twl4030_priv *twl4030 = snd_soc_component_get_drvdata(component);
- switch (freq) {
- case 19200000:
- case 26000000:
- case 38400000:
- break;
- default:
- dev_err(component->dev, "Unsupported HFCLKIN: %u\n", freq);
- return -EINVAL;
- }
- if ((freq / 1000) != twl4030->sysclk) {
- dev_err(component->dev,
- "Mismatch in HFCLKIN: %u (configured: %u)\n",
- freq, twl4030->sysclk * 1000);
- return -EINVAL;
- }
- return 0;
- }
- static int twl4030_set_dai_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt)
- {
- struct snd_soc_component *component = codec_dai->component;
- struct twl4030_priv *twl4030 = snd_soc_component_get_drvdata(component);
- u8 old_format, format;
- /* get format */
- old_format = twl4030_read(component, TWL4030_REG_AUDIO_IF);
- format = old_format;
- /* set master/slave audio interface */
- switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
- case SND_SOC_DAIFMT_CBM_CFM:
- format &= ~(TWL4030_AIF_SLAVE_EN);
- format &= ~(TWL4030_CLK256FS_EN);
- break;
- case SND_SOC_DAIFMT_CBS_CFS:
- format |= TWL4030_AIF_SLAVE_EN;
- format |= TWL4030_CLK256FS_EN;
- break;
- default:
- return -EINVAL;
- }
- /* interface format */
- format &= ~TWL4030_AIF_FORMAT;
- switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
- 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) {
- if (twl4030->codec_powered) {
- /*
- * If the codec is powered, than we need to toggle the
- * codec power.
- */
- twl4030_codec_enable(component, 0);
- twl4030_write(component, TWL4030_REG_AUDIO_IF, format);
- twl4030_codec_enable(component, 1);
- } else {
- twl4030_write(component, TWL4030_REG_AUDIO_IF, format);
- }
- }
- return 0;
- }
- static int twl4030_set_tristate(struct snd_soc_dai *dai, int tristate)
- {
- struct snd_soc_component *component = dai->component;
- u8 reg = twl4030_read(component, TWL4030_REG_AUDIO_IF);
- if (tristate)
- reg |= TWL4030_AIF_TRI_EN;
- else
- reg &= ~TWL4030_AIF_TRI_EN;
- return twl4030_write(component, 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_component *component, int direction,
- int enable)
- {
- u8 reg, mask;
- reg = twl4030_read(component, 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(component, TWL4030_REG_OPTION, reg);
- }
- static int twl4030_voice_startup(struct snd_pcm_substream *substream,
- struct snd_soc_dai *dai)
- {
- struct snd_soc_component *component = dai->component;
- struct twl4030_priv *twl4030 = snd_soc_component_get_drvdata(component);
- u8 mode;
- /* If the system master clock is not 26MHz, the voice PCM interface is
- * not available.
- */
- if (twl4030->sysclk != 26000) {
- dev_err(component->dev,
- "%s: HFCLKIN is %u KHz, voice interface needs 26MHz\n",
- __func__, twl4030->sysclk);
- return -EINVAL;
- }
- /* If the codec mode is not option2, the voice PCM interface is not
- * available.
- */
- mode = twl4030_read(component, TWL4030_REG_CODEC_MODE)
- & TWL4030_OPT_MODE;
- if (mode != TWL4030_OPTION_2) {
- dev_err(component->dev, "%s: the codec mode is not option2\n",
- __func__);
- return -EINVAL;
- }
- return 0;
- }
- static void twl4030_voice_shutdown(struct snd_pcm_substream *substream,
- struct snd_soc_dai *dai)
- {
- struct snd_soc_component *component = dai->component;
- /* Enable voice digital filters */
- twl4030_voice_enable(component, 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_component *component = dai->component;
- struct twl4030_priv *twl4030 = snd_soc_component_get_drvdata(component);
- u8 old_mode, mode;
- /* Enable voice digital filters */
- twl4030_voice_enable(component, substream->stream, 1);
- /* bit rate */
- old_mode = twl4030_read(component,
- 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:
- dev_err(component->dev, "%s: unknown rate %d\n", __func__,
- params_rate(params));
- return -EINVAL;
- }
- if (mode != old_mode) {
- if (twl4030->codec_powered) {
- /*
- * If the codec is powered, than we need to toggle the
- * codec power.
- */
- twl4030_codec_enable(component, 0);
- twl4030_write(component, TWL4030_REG_CODEC_MODE, mode);
- twl4030_codec_enable(component, 1);
- } else {
- twl4030_write(component, TWL4030_REG_CODEC_MODE, mode);
- }
- }
- 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_component *component = codec_dai->component;
- struct twl4030_priv *twl4030 = snd_soc_component_get_drvdata(component);
- if (freq != 26000000) {
- dev_err(component->dev,
- "%s: HFCLKIN is %u KHz, voice interface needs 26MHz\n",
- __func__, freq / 1000);
- return -EINVAL;
- }
- if ((freq / 1000) != twl4030->sysclk) {
- dev_err(component->dev,
- "Mismatch in HFCLKIN: %u (configured: %u)\n",
- freq, twl4030->sysclk * 1000);
- return -EINVAL;
- }
- return 0;
- }
- static int twl4030_voice_set_dai_fmt(struct snd_soc_dai *codec_dai,
- unsigned int fmt)
- {
- struct snd_soc_component *component = codec_dai->component;
- struct twl4030_priv *twl4030 = snd_soc_component_get_drvdata(component);
- u8 old_format, format;
- /* get format */
- old_format = twl4030_read(component, TWL4030_REG_VOICE_IF);
- format = old_format;
- /* set master/slave audio interface */
- switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
- case SND_SOC_DAIFMT_CBM_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) {
- if (twl4030->codec_powered) {
- /*
- * If the codec is powered, than we need to toggle the
- * codec power.
- */
- twl4030_codec_enable(component, 0);
- twl4030_write(component, TWL4030_REG_VOICE_IF, format);
- twl4030_codec_enable(component, 1);
- } else {
- twl4030_write(component, TWL4030_REG_VOICE_IF, format);
- }
- }
- return 0;
- }
- static int twl4030_voice_set_tristate(struct snd_soc_dai *dai, int tristate)
- {
- struct snd_soc_component *component = dai->component;
- u8 reg = twl4030_read(component, TWL4030_REG_VOICE_IF);
- if (tristate)
- reg |= TWL4030_VIF_TRI_EN;
- else
- reg &= ~TWL4030_VIF_TRI_EN;
- return twl4030_write(component, TWL4030_REG_VOICE_IF, reg);
- }
- #define TWL4030_RATES (SNDRV_PCM_RATE_8000_48000)
- #define TWL4030_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S32_LE)
- static const struct snd_soc_dai_ops twl4030_dai_hifi_ops = {
- .startup = twl4030_startup,
- .shutdown = twl4030_shutdown,
- .hw_params = twl4030_hw_params,
- .set_sysclk = twl4030_set_dai_sysclk,
- .set_fmt = twl4030_set_dai_fmt,
- .set_tristate = twl4030_set_tristate,
- };
- static const 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,
- .set_tristate = twl4030_voice_set_tristate,
- };
- static struct snd_soc_dai_driver twl4030_dai[] = {
- {
- .name = "twl4030-hifi",
- .playback = {
- .stream_name = "HiFi Playback",
- .channels_min = 2,
- .channels_max = 4,
- .rates = TWL4030_RATES | SNDRV_PCM_RATE_96000,
- .formats = TWL4030_FORMATS,
- .sig_bits = 24,},
- .capture = {
- .stream_name = "HiFi Capture",
- .channels_min = 2,
- .channels_max = 4,
- .rates = TWL4030_RATES,
- .formats = TWL4030_FORMATS,
- .sig_bits = 24,},
- .ops = &twl4030_dai_hifi_ops,
- },
- {
- .name = "twl4030-voice",
- .playback = {
- .stream_name = "Voice 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 = "Voice 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,
- },
- };
- static int twl4030_soc_probe(struct snd_soc_component *component)
- {
- struct twl4030_priv *twl4030;
- twl4030 = devm_kzalloc(component->dev, sizeof(struct twl4030_priv),
- GFP_KERNEL);
- if (!twl4030)
- return -ENOMEM;
- snd_soc_component_set_drvdata(component, twl4030);
- /* Set the defaults, and power up the codec */
- twl4030->sysclk = twl4030_audio_get_mclk() / 1000;
- twl4030_init_chip(component);
- return 0;
- }
- static void twl4030_soc_remove(struct snd_soc_component *component)
- {
- struct twl4030_priv *twl4030 = snd_soc_component_get_drvdata(component);
- struct twl4030_codec_data *pdata = twl4030->pdata;
- if (pdata && pdata->hs_extmute && gpio_is_valid(pdata->hs_extmute_gpio))
- gpio_free(pdata->hs_extmute_gpio);
- }
- static const struct snd_soc_component_driver soc_component_dev_twl4030 = {
- .probe = twl4030_soc_probe,
- .remove = twl4030_soc_remove,
- .read = twl4030_read,
- .write = twl4030_write,
- .set_bias_level = twl4030_set_bias_level,
- .controls = twl4030_snd_controls,
- .num_controls = ARRAY_SIZE(twl4030_snd_controls),
- .dapm_widgets = twl4030_dapm_widgets,
- .num_dapm_widgets = ARRAY_SIZE(twl4030_dapm_widgets),
- .dapm_routes = intercon,
- .num_dapm_routes = ARRAY_SIZE(intercon),
- .use_pmdown_time = 1,
- .endianness = 1,
- .non_legacy_dai_naming = 1,
- };
- static int twl4030_codec_probe(struct platform_device *pdev)
- {
- return devm_snd_soc_register_component(&pdev->dev,
- &soc_component_dev_twl4030,
- twl4030_dai, ARRAY_SIZE(twl4030_dai));
- }
- MODULE_ALIAS("platform:twl4030-codec");
- static struct platform_driver twl4030_codec_driver = {
- .probe = twl4030_codec_probe,
- .driver = {
- .name = "twl4030-codec",
- },
- };
- module_platform_driver(twl4030_codec_driver);
- MODULE_DESCRIPTION("ASoC TWL4030 codec driver");
- MODULE_AUTHOR("Steve Sakoman");
- MODULE_LICENSE("GPL");
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