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- // SPDX-License-Identifier: GPL-2.0
- /*
- * ALSA SoC TLV320AIC31xx CODEC Driver
- *
- * Copyright (C) 2014-2017 Texas Instruments Incorporated - https://www.ti.com/
- * Jyri Sarha <jsarha@ti.com>
- *
- * Based on ground work by: Ajit Kulkarni <x0175765@ti.com>
- *
- * The TLV320AIC31xx series of audio codecs are low-power, highly integrated
- * high performance codecs which provides a stereo DAC, a mono ADC,
- * and mono/stereo Class-D speaker driver.
- */
- #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/gpio/consumer.h>
- #include <linux/regulator/consumer.h>
- #include <linux/acpi.h>
- #include <linux/of.h>
- #include <linux/of_gpio.h>
- #include <linux/slab.h>
- #include <sound/core.h>
- #include <sound/jack.h>
- #include <sound/pcm.h>
- #include <sound/pcm_params.h>
- #include <sound/soc.h>
- #include <sound/initval.h>
- #include <sound/tlv.h>
- #include <dt-bindings/sound/tlv320aic31xx-micbias.h>
- #include "tlv320aic31xx.h"
- static int aic31xx_set_jack(struct snd_soc_component *component,
- struct snd_soc_jack *jack, void *data);
- static const struct reg_default aic31xx_reg_defaults[] = {
- { AIC31XX_CLKMUX, 0x00 },
- { AIC31XX_PLLPR, 0x11 },
- { AIC31XX_PLLJ, 0x04 },
- { AIC31XX_PLLDMSB, 0x00 },
- { AIC31XX_PLLDLSB, 0x00 },
- { AIC31XX_NDAC, 0x01 },
- { AIC31XX_MDAC, 0x01 },
- { AIC31XX_DOSRMSB, 0x00 },
- { AIC31XX_DOSRLSB, 0x80 },
- { AIC31XX_NADC, 0x01 },
- { AIC31XX_MADC, 0x01 },
- { AIC31XX_AOSR, 0x80 },
- { AIC31XX_IFACE1, 0x00 },
- { AIC31XX_DATA_OFFSET, 0x00 },
- { AIC31XX_IFACE2, 0x00 },
- { AIC31XX_BCLKN, 0x01 },
- { AIC31XX_DACSETUP, 0x14 },
- { AIC31XX_DACMUTE, 0x0c },
- { AIC31XX_LDACVOL, 0x00 },
- { AIC31XX_RDACVOL, 0x00 },
- { AIC31XX_ADCSETUP, 0x00 },
- { AIC31XX_ADCFGA, 0x80 },
- { AIC31XX_ADCVOL, 0x00 },
- { AIC31XX_HPDRIVER, 0x04 },
- { AIC31XX_SPKAMP, 0x06 },
- { AIC31XX_DACMIXERROUTE, 0x00 },
- { AIC31XX_LANALOGHPL, 0x7f },
- { AIC31XX_RANALOGHPR, 0x7f },
- { AIC31XX_LANALOGSPL, 0x7f },
- { AIC31XX_RANALOGSPR, 0x7f },
- { AIC31XX_HPLGAIN, 0x02 },
- { AIC31XX_HPRGAIN, 0x02 },
- { AIC31XX_SPLGAIN, 0x00 },
- { AIC31XX_SPRGAIN, 0x00 },
- { AIC31XX_MICBIAS, 0x00 },
- { AIC31XX_MICPGA, 0x80 },
- { AIC31XX_MICPGAPI, 0x00 },
- { AIC31XX_MICPGAMI, 0x00 },
- };
- static bool aic31xx_volatile(struct device *dev, unsigned int reg)
- {
- switch (reg) {
- case AIC31XX_PAGECTL: /* regmap implementation requires this */
- case AIC31XX_RESET: /* always clears after write */
- case AIC31XX_OT_FLAG:
- case AIC31XX_ADCFLAG:
- case AIC31XX_DACFLAG1:
- case AIC31XX_DACFLAG2:
- case AIC31XX_OFFLAG: /* Sticky interrupt flags */
- case AIC31XX_INTRDACFLAG: /* Sticky interrupt flags */
- case AIC31XX_INTRADCFLAG: /* Sticky interrupt flags */
- case AIC31XX_INTRDACFLAG2:
- case AIC31XX_INTRADCFLAG2:
- case AIC31XX_HSDETECT:
- return true;
- }
- return false;
- }
- static bool aic31xx_writeable(struct device *dev, unsigned int reg)
- {
- switch (reg) {
- case AIC31XX_OT_FLAG:
- case AIC31XX_ADCFLAG:
- case AIC31XX_DACFLAG1:
- case AIC31XX_DACFLAG2:
- case AIC31XX_OFFLAG: /* Sticky interrupt flags */
- case AIC31XX_INTRDACFLAG: /* Sticky interrupt flags */
- case AIC31XX_INTRADCFLAG: /* Sticky interrupt flags */
- case AIC31XX_INTRDACFLAG2:
- case AIC31XX_INTRADCFLAG2:
- return false;
- }
- return true;
- }
- static const struct regmap_range_cfg aic31xx_ranges[] = {
- {
- .range_min = 0,
- .range_max = 12 * 128,
- .selector_reg = AIC31XX_PAGECTL,
- .selector_mask = 0xff,
- .selector_shift = 0,
- .window_start = 0,
- .window_len = 128,
- },
- };
- static const struct regmap_config aic31xx_i2c_regmap = {
- .reg_bits = 8,
- .val_bits = 8,
- .writeable_reg = aic31xx_writeable,
- .volatile_reg = aic31xx_volatile,
- .reg_defaults = aic31xx_reg_defaults,
- .num_reg_defaults = ARRAY_SIZE(aic31xx_reg_defaults),
- .cache_type = REGCACHE_RBTREE,
- .ranges = aic31xx_ranges,
- .num_ranges = ARRAY_SIZE(aic31xx_ranges),
- .max_register = 12 * 128,
- };
- static const char * const aic31xx_supply_names[] = {
- "HPVDD",
- "SPRVDD",
- "SPLVDD",
- "AVDD",
- "IOVDD",
- "DVDD",
- };
- #define AIC31XX_NUM_SUPPLIES ARRAY_SIZE(aic31xx_supply_names)
- struct aic31xx_disable_nb {
- struct notifier_block nb;
- struct aic31xx_priv *aic31xx;
- };
- struct aic31xx_priv {
- struct snd_soc_component *component;
- u8 i2c_regs_status;
- struct device *dev;
- struct regmap *regmap;
- enum aic31xx_type codec_type;
- struct gpio_desc *gpio_reset;
- int micbias_vg;
- struct aic31xx_pdata pdata;
- struct regulator_bulk_data supplies[AIC31XX_NUM_SUPPLIES];
- struct aic31xx_disable_nb disable_nb[AIC31XX_NUM_SUPPLIES];
- struct snd_soc_jack *jack;
- unsigned int sysclk;
- u8 p_div;
- int rate_div_line;
- bool master_dapm_route_applied;
- int irq;
- u8 ocmv; /* output common-mode voltage */
- };
- struct aic31xx_rate_divs {
- u32 mclk_p;
- u32 rate;
- u8 pll_j;
- u16 pll_d;
- u16 dosr;
- u8 ndac;
- u8 mdac;
- u8 aosr;
- u8 nadc;
- u8 madc;
- };
- /* ADC dividers can be disabled by configuring them to 0 */
- static const struct aic31xx_rate_divs aic31xx_divs[] = {
- /* mclk/p rate pll: j d dosr ndac mdac aors nadc madc */
- /* 8k rate */
- {12000000, 8000, 8, 1920, 128, 48, 2, 128, 48, 2},
- {12000000, 8000, 8, 1920, 128, 32, 3, 128, 32, 3},
- {12500000, 8000, 7, 8643, 128, 48, 2, 128, 48, 2},
- /* 11.025k rate */
- {12000000, 11025, 7, 5264, 128, 32, 2, 128, 32, 2},
- {12000000, 11025, 8, 4672, 128, 24, 3, 128, 24, 3},
- {12500000, 11025, 7, 2253, 128, 32, 2, 128, 32, 2},
- /* 16k rate */
- {12000000, 16000, 8, 1920, 128, 24, 2, 128, 24, 2},
- {12000000, 16000, 8, 1920, 128, 16, 3, 128, 16, 3},
- {12500000, 16000, 7, 8643, 128, 24, 2, 128, 24, 2},
- /* 22.05k rate */
- {12000000, 22050, 7, 5264, 128, 16, 2, 128, 16, 2},
- {12000000, 22050, 8, 4672, 128, 12, 3, 128, 12, 3},
- {12500000, 22050, 7, 2253, 128, 16, 2, 128, 16, 2},
- /* 32k rate */
- {12000000, 32000, 8, 1920, 128, 12, 2, 128, 12, 2},
- {12000000, 32000, 8, 1920, 128, 8, 3, 128, 8, 3},
- {12500000, 32000, 7, 8643, 128, 12, 2, 128, 12, 2},
- /* 44.1k rate */
- {12000000, 44100, 7, 5264, 128, 8, 2, 128, 8, 2},
- {12000000, 44100, 8, 4672, 128, 6, 3, 128, 6, 3},
- {12500000, 44100, 7, 2253, 128, 8, 2, 128, 8, 2},
- /* 48k rate */
- {12000000, 48000, 8, 1920, 128, 8, 2, 128, 8, 2},
- {12000000, 48000, 7, 6800, 96, 5, 4, 96, 5, 4},
- {12500000, 48000, 7, 8643, 128, 8, 2, 128, 8, 2},
- /* 88.2k rate */
- {12000000, 88200, 7, 5264, 64, 8, 2, 64, 8, 2},
- {12000000, 88200, 8, 4672, 64, 6, 3, 64, 6, 3},
- {12500000, 88200, 7, 2253, 64, 8, 2, 64, 8, 2},
- /* 96k rate */
- {12000000, 96000, 8, 1920, 64, 8, 2, 64, 8, 2},
- {12000000, 96000, 7, 6800, 48, 5, 4, 48, 5, 4},
- {12500000, 96000, 7, 8643, 64, 8, 2, 64, 8, 2},
- /* 176.4k rate */
- {12000000, 176400, 7, 5264, 32, 8, 2, 32, 8, 2},
- {12000000, 176400, 8, 4672, 32, 6, 3, 32, 6, 3},
- {12500000, 176400, 7, 2253, 32, 8, 2, 32, 8, 2},
- /* 192k rate */
- {12000000, 192000, 8, 1920, 32, 8, 2, 32, 8, 2},
- {12000000, 192000, 7, 6800, 24, 5, 4, 24, 5, 4},
- {12500000, 192000, 7, 8643, 32, 8, 2, 32, 8, 2},
- };
- static const char * const ldac_in_text[] = {
- "Off", "Left Data", "Right Data", "Mono"
- };
- static const char * const rdac_in_text[] = {
- "Off", "Right Data", "Left Data", "Mono"
- };
- static SOC_ENUM_SINGLE_DECL(ldac_in_enum, AIC31XX_DACSETUP, 4, ldac_in_text);
- static SOC_ENUM_SINGLE_DECL(rdac_in_enum, AIC31XX_DACSETUP, 2, rdac_in_text);
- static const char * const mic_select_text[] = {
- "Off", "FFR 10 Ohm", "FFR 20 Ohm", "FFR 40 Ohm"
- };
- static SOC_ENUM_SINGLE_DECL(mic1lp_p_enum, AIC31XX_MICPGAPI, 6,
- mic_select_text);
- static SOC_ENUM_SINGLE_DECL(mic1rp_p_enum, AIC31XX_MICPGAPI, 4,
- mic_select_text);
- static SOC_ENUM_SINGLE_DECL(mic1lm_p_enum, AIC31XX_MICPGAPI, 2,
- mic_select_text);
- static SOC_ENUM_SINGLE_DECL(mic1lm_m_enum, AIC31XX_MICPGAMI, 4,
- mic_select_text);
- static const char * const hp_poweron_time_text[] = {
- "0us", "15.3us", "153us", "1.53ms", "15.3ms", "76.2ms",
- "153ms", "304ms", "610ms", "1.22s", "3.04s", "6.1s" };
- static SOC_ENUM_SINGLE_DECL(hp_poweron_time_enum, AIC31XX_HPPOP, 3,
- hp_poweron_time_text);
- static const char * const hp_rampup_step_text[] = {
- "0ms", "0.98ms", "1.95ms", "3.9ms" };
- static SOC_ENUM_SINGLE_DECL(hp_rampup_step_enum, AIC31XX_HPPOP, 1,
- hp_rampup_step_text);
- static const char * const vol_soft_step_mode_text[] = {
- "fast", "slow", "disabled" };
- static SOC_ENUM_SINGLE_DECL(vol_soft_step_mode_enum, AIC31XX_DACSETUP, 0,
- vol_soft_step_mode_text);
- static const DECLARE_TLV_DB_SCALE(dac_vol_tlv, -6350, 50, 0);
- static const DECLARE_TLV_DB_SCALE(adc_fgain_tlv, 0, 10, 0);
- static const DECLARE_TLV_DB_SCALE(adc_cgain_tlv, -2000, 50, 0);
- static const DECLARE_TLV_DB_SCALE(mic_pga_tlv, 0, 50, 0);
- static const DECLARE_TLV_DB_SCALE(hp_drv_tlv, 0, 100, 0);
- static const DECLARE_TLV_DB_SCALE(class_D_drv_tlv, 600, 600, 0);
- static const DECLARE_TLV_DB_SCALE(hp_vol_tlv, -6350, 50, 0);
- static const DECLARE_TLV_DB_SCALE(sp_vol_tlv, -6350, 50, 0);
- /*
- * controls to be exported to the user space
- */
- static const struct snd_kcontrol_new common31xx_snd_controls[] = {
- SOC_DOUBLE_R_S_TLV("DAC Playback Volume", AIC31XX_LDACVOL,
- AIC31XX_RDACVOL, 0, -127, 48, 7, 0, dac_vol_tlv),
- SOC_DOUBLE_R("HP Driver Playback Switch", AIC31XX_HPLGAIN,
- AIC31XX_HPRGAIN, 2, 1, 0),
- SOC_DOUBLE_R_TLV("HP Driver Playback Volume", AIC31XX_HPLGAIN,
- AIC31XX_HPRGAIN, 3, 0x09, 0, hp_drv_tlv),
- SOC_DOUBLE_R_TLV("HP Analog Playback Volume", AIC31XX_LANALOGHPL,
- AIC31XX_RANALOGHPR, 0, 0x7F, 1, hp_vol_tlv),
- /* HP de-pop control: apply power not immediately but via ramp
- * function with these psarameters. Note that power up sequence
- * has to wait for this to complete; this is implemented by
- * polling HP driver status in aic31xx_dapm_power_event()
- */
- SOC_ENUM("HP Output Driver Power-On time", hp_poweron_time_enum),
- SOC_ENUM("HP Output Driver Ramp-up step", hp_rampup_step_enum),
- SOC_ENUM("Volume Soft Stepping", vol_soft_step_mode_enum),
- };
- static const struct snd_kcontrol_new aic31xx_snd_controls[] = {
- SOC_SINGLE_TLV("ADC Fine Capture Volume", AIC31XX_ADCFGA, 4, 4, 1,
- adc_fgain_tlv),
- SOC_SINGLE("ADC Capture Switch", AIC31XX_ADCFGA, 7, 1, 1),
- SOC_DOUBLE_R_S_TLV("ADC Capture Volume", AIC31XX_ADCVOL, AIC31XX_ADCVOL,
- 0, -24, 40, 6, 0, adc_cgain_tlv),
- SOC_SINGLE_TLV("Mic PGA Capture Volume", AIC31XX_MICPGA, 0,
- 119, 0, mic_pga_tlv),
- };
- static const struct snd_kcontrol_new aic311x_snd_controls[] = {
- SOC_DOUBLE_R("Speaker Driver Playback Switch", AIC31XX_SPLGAIN,
- AIC31XX_SPRGAIN, 2, 1, 0),
- SOC_DOUBLE_R_TLV("Speaker Driver Playback Volume", AIC31XX_SPLGAIN,
- AIC31XX_SPRGAIN, 3, 3, 0, class_D_drv_tlv),
- SOC_DOUBLE_R_TLV("Speaker Analog Playback Volume", AIC31XX_LANALOGSPL,
- AIC31XX_RANALOGSPR, 0, 0x7F, 1, sp_vol_tlv),
- };
- static const struct snd_kcontrol_new aic310x_snd_controls[] = {
- SOC_SINGLE("Speaker Driver Playback Switch", AIC31XX_SPLGAIN,
- 2, 1, 0),
- SOC_SINGLE_TLV("Speaker Driver Playback Volume", AIC31XX_SPLGAIN,
- 3, 3, 0, class_D_drv_tlv),
- SOC_SINGLE_TLV("Speaker Analog Playback Volume", AIC31XX_LANALOGSPL,
- 0, 0x7F, 1, sp_vol_tlv),
- };
- static const struct snd_kcontrol_new ldac_in_control =
- SOC_DAPM_ENUM("DAC Left Input", ldac_in_enum);
- static const struct snd_kcontrol_new rdac_in_control =
- SOC_DAPM_ENUM("DAC Right Input", rdac_in_enum);
- static int aic31xx_wait_bits(struct aic31xx_priv *aic31xx, unsigned int reg,
- unsigned int mask, unsigned int wbits, int sleep,
- int count)
- {
- unsigned int bits;
- int counter = count;
- int ret = regmap_read(aic31xx->regmap, reg, &bits);
- while ((bits & mask) != wbits && counter && !ret) {
- usleep_range(sleep, sleep * 2);
- ret = regmap_read(aic31xx->regmap, reg, &bits);
- counter--;
- }
- if ((bits & mask) != wbits) {
- dev_err(aic31xx->dev,
- "%s: Failed! 0x%x was 0x%x expected 0x%x (%d, 0x%x, %d us)\n",
- __func__, reg, bits, wbits, ret, mask,
- (count - counter) * sleep);
- ret = -1;
- }
- return ret;
- }
- #define WIDGET_BIT(reg, shift) (((shift) << 8) | (reg))
- static int aic31xx_dapm_power_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 aic31xx_priv *aic31xx = snd_soc_component_get_drvdata(component);
- unsigned int reg = AIC31XX_DACFLAG1;
- unsigned int mask;
- unsigned int timeout = 500 * USEC_PER_MSEC;
- switch (WIDGET_BIT(w->reg, w->shift)) {
- case WIDGET_BIT(AIC31XX_DACSETUP, 7):
- mask = AIC31XX_LDACPWRSTATUS_MASK;
- break;
- case WIDGET_BIT(AIC31XX_DACSETUP, 6):
- mask = AIC31XX_RDACPWRSTATUS_MASK;
- break;
- case WIDGET_BIT(AIC31XX_HPDRIVER, 7):
- mask = AIC31XX_HPLDRVPWRSTATUS_MASK;
- if (event == SND_SOC_DAPM_POST_PMU)
- timeout = 7 * USEC_PER_SEC;
- break;
- case WIDGET_BIT(AIC31XX_HPDRIVER, 6):
- mask = AIC31XX_HPRDRVPWRSTATUS_MASK;
- if (event == SND_SOC_DAPM_POST_PMU)
- timeout = 7 * USEC_PER_SEC;
- break;
- case WIDGET_BIT(AIC31XX_SPKAMP, 7):
- mask = AIC31XX_SPLDRVPWRSTATUS_MASK;
- break;
- case WIDGET_BIT(AIC31XX_SPKAMP, 6):
- mask = AIC31XX_SPRDRVPWRSTATUS_MASK;
- break;
- case WIDGET_BIT(AIC31XX_ADCSETUP, 7):
- mask = AIC31XX_ADCPWRSTATUS_MASK;
- reg = AIC31XX_ADCFLAG;
- break;
- default:
- dev_err(component->dev, "Unknown widget '%s' calling %s\n",
- w->name, __func__);
- return -EINVAL;
- }
- switch (event) {
- case SND_SOC_DAPM_POST_PMU:
- return aic31xx_wait_bits(aic31xx, reg, mask, mask,
- 5000, timeout / 5000);
- case SND_SOC_DAPM_POST_PMD:
- return aic31xx_wait_bits(aic31xx, reg, mask, 0,
- 5000, timeout / 5000);
- default:
- dev_dbg(component->dev,
- "Unhandled dapm widget event %d from %s\n",
- event, w->name);
- }
- return 0;
- }
- static const struct snd_kcontrol_new aic31xx_left_output_switches[] = {
- SOC_DAPM_SINGLE("From Left DAC", AIC31XX_DACMIXERROUTE, 6, 1, 0),
- SOC_DAPM_SINGLE("From MIC1LP", AIC31XX_DACMIXERROUTE, 5, 1, 0),
- SOC_DAPM_SINGLE("From MIC1RP", AIC31XX_DACMIXERROUTE, 4, 1, 0),
- };
- static const struct snd_kcontrol_new aic31xx_right_output_switches[] = {
- SOC_DAPM_SINGLE("From Right DAC", AIC31XX_DACMIXERROUTE, 2, 1, 0),
- SOC_DAPM_SINGLE("From MIC1RP", AIC31XX_DACMIXERROUTE, 1, 1, 0),
- };
- static const struct snd_kcontrol_new dac31xx_left_output_switches[] = {
- SOC_DAPM_SINGLE("From Left DAC", AIC31XX_DACMIXERROUTE, 6, 1, 0),
- SOC_DAPM_SINGLE("From AIN1", AIC31XX_DACMIXERROUTE, 5, 1, 0),
- SOC_DAPM_SINGLE("From AIN2", AIC31XX_DACMIXERROUTE, 4, 1, 0),
- };
- static const struct snd_kcontrol_new dac31xx_right_output_switches[] = {
- SOC_DAPM_SINGLE("From Right DAC", AIC31XX_DACMIXERROUTE, 2, 1, 0),
- SOC_DAPM_SINGLE("From AIN2", AIC31XX_DACMIXERROUTE, 1, 1, 0),
- };
- static const struct snd_kcontrol_new p_term_mic1lp =
- SOC_DAPM_ENUM("MIC1LP P-Terminal", mic1lp_p_enum);
- static const struct snd_kcontrol_new p_term_mic1rp =
- SOC_DAPM_ENUM("MIC1RP P-Terminal", mic1rp_p_enum);
- static const struct snd_kcontrol_new p_term_mic1lm =
- SOC_DAPM_ENUM("MIC1LM P-Terminal", mic1lm_p_enum);
- static const struct snd_kcontrol_new m_term_mic1lm =
- SOC_DAPM_ENUM("MIC1LM M-Terminal", mic1lm_m_enum);
- static const struct snd_kcontrol_new aic31xx_dapm_hpl_switch =
- SOC_DAPM_SINGLE("Switch", AIC31XX_LANALOGHPL, 7, 1, 0);
- static const struct snd_kcontrol_new aic31xx_dapm_hpr_switch =
- SOC_DAPM_SINGLE("Switch", AIC31XX_RANALOGHPR, 7, 1, 0);
- static const struct snd_kcontrol_new aic31xx_dapm_spl_switch =
- SOC_DAPM_SINGLE("Switch", AIC31XX_LANALOGSPL, 7, 1, 0);
- static const struct snd_kcontrol_new aic31xx_dapm_spr_switch =
- SOC_DAPM_SINGLE("Switch", AIC31XX_RANALOGSPR, 7, 1, 0);
- static int mic_bias_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 aic31xx_priv *aic31xx = snd_soc_component_get_drvdata(component);
- switch (event) {
- case SND_SOC_DAPM_POST_PMU:
- /* change mic bias voltage to user defined */
- snd_soc_component_update_bits(component, AIC31XX_MICBIAS,
- AIC31XX_MICBIAS_MASK,
- aic31xx->micbias_vg <<
- AIC31XX_MICBIAS_SHIFT);
- dev_dbg(component->dev, "%s: turned on\n", __func__);
- break;
- case SND_SOC_DAPM_PRE_PMD:
- /* turn mic bias off */
- snd_soc_component_update_bits(component, AIC31XX_MICBIAS,
- AIC31XX_MICBIAS_MASK, 0);
- dev_dbg(component->dev, "%s: turned off\n", __func__);
- break;
- }
- return 0;
- }
- static const struct snd_soc_dapm_widget common31xx_dapm_widgets[] = {
- SND_SOC_DAPM_AIF_IN("AIF IN", "Playback", 0, SND_SOC_NOPM, 0, 0),
- SND_SOC_DAPM_MUX("DAC Left Input",
- SND_SOC_NOPM, 0, 0, &ldac_in_control),
- SND_SOC_DAPM_MUX("DAC Right Input",
- SND_SOC_NOPM, 0, 0, &rdac_in_control),
- /* DACs */
- SND_SOC_DAPM_DAC_E("DAC Left", "Left Playback",
- AIC31XX_DACSETUP, 7, 0, aic31xx_dapm_power_event,
- SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
- SND_SOC_DAPM_DAC_E("DAC Right", "Right Playback",
- AIC31XX_DACSETUP, 6, 0, aic31xx_dapm_power_event,
- SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
- /* HP */
- SND_SOC_DAPM_SWITCH("HP Left", SND_SOC_NOPM, 0, 0,
- &aic31xx_dapm_hpl_switch),
- SND_SOC_DAPM_SWITCH("HP Right", SND_SOC_NOPM, 0, 0,
- &aic31xx_dapm_hpr_switch),
- /* Output drivers */
- SND_SOC_DAPM_OUT_DRV_E("HPL Driver", AIC31XX_HPDRIVER, 7, 0,
- NULL, 0, aic31xx_dapm_power_event,
- SND_SOC_DAPM_POST_PMD | SND_SOC_DAPM_POST_PMU),
- SND_SOC_DAPM_OUT_DRV_E("HPR Driver", AIC31XX_HPDRIVER, 6, 0,
- NULL, 0, aic31xx_dapm_power_event,
- SND_SOC_DAPM_POST_PMD | SND_SOC_DAPM_POST_PMU),
- /* Mic Bias */
- SND_SOC_DAPM_SUPPLY("MICBIAS", SND_SOC_NOPM, 0, 0, mic_bias_event,
- SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
- /* Keep BCLK/WCLK enabled even if DAC/ADC is powered down */
- SND_SOC_DAPM_SUPPLY("Activate I2S clocks", AIC31XX_IFACE2, 2, 0,
- NULL, 0),
- /* Outputs */
- SND_SOC_DAPM_OUTPUT("HPL"),
- SND_SOC_DAPM_OUTPUT("HPR"),
- };
- static const struct snd_soc_dapm_widget dac31xx_dapm_widgets[] = {
- /* Inputs */
- SND_SOC_DAPM_INPUT("AIN1"),
- SND_SOC_DAPM_INPUT("AIN2"),
- /* Output Mixers */
- SND_SOC_DAPM_MIXER("Output Left", SND_SOC_NOPM, 0, 0,
- dac31xx_left_output_switches,
- ARRAY_SIZE(dac31xx_left_output_switches)),
- SND_SOC_DAPM_MIXER("Output Right", SND_SOC_NOPM, 0, 0,
- dac31xx_right_output_switches,
- ARRAY_SIZE(dac31xx_right_output_switches)),
- };
- static const struct snd_soc_dapm_widget aic31xx_dapm_widgets[] = {
- /* Inputs */
- SND_SOC_DAPM_INPUT("MIC1LP"),
- SND_SOC_DAPM_INPUT("MIC1RP"),
- SND_SOC_DAPM_INPUT("MIC1LM"),
- /* Input Selection to MIC_PGA */
- SND_SOC_DAPM_MUX("MIC1LP P-Terminal", SND_SOC_NOPM, 0, 0,
- &p_term_mic1lp),
- SND_SOC_DAPM_MUX("MIC1RP P-Terminal", SND_SOC_NOPM, 0, 0,
- &p_term_mic1rp),
- SND_SOC_DAPM_MUX("MIC1LM P-Terminal", SND_SOC_NOPM, 0, 0,
- &p_term_mic1lm),
- /* ADC */
- SND_SOC_DAPM_ADC_E("ADC", "Capture", AIC31XX_ADCSETUP, 7, 0,
- aic31xx_dapm_power_event, SND_SOC_DAPM_POST_PMU |
- SND_SOC_DAPM_POST_PMD),
- SND_SOC_DAPM_MUX("MIC1LM M-Terminal", SND_SOC_NOPM, 0, 0,
- &m_term_mic1lm),
- /* Enabling & Disabling MIC Gain Ctl */
- SND_SOC_DAPM_PGA("MIC_GAIN_CTL", AIC31XX_MICPGA,
- 7, 1, NULL, 0),
- /* Output Mixers */
- SND_SOC_DAPM_MIXER("Output Left", SND_SOC_NOPM, 0, 0,
- aic31xx_left_output_switches,
- ARRAY_SIZE(aic31xx_left_output_switches)),
- SND_SOC_DAPM_MIXER("Output Right", SND_SOC_NOPM, 0, 0,
- aic31xx_right_output_switches,
- ARRAY_SIZE(aic31xx_right_output_switches)),
- SND_SOC_DAPM_AIF_OUT("AIF OUT", "Capture", 0, SND_SOC_NOPM, 0, 0),
- };
- static const struct snd_soc_dapm_widget aic311x_dapm_widgets[] = {
- /* AIC3111 and AIC3110 have stereo class-D amplifier */
- SND_SOC_DAPM_OUT_DRV_E("SPL ClassD", AIC31XX_SPKAMP, 7, 0, NULL, 0,
- aic31xx_dapm_power_event, SND_SOC_DAPM_POST_PMU |
- SND_SOC_DAPM_POST_PMD),
- SND_SOC_DAPM_OUT_DRV_E("SPR ClassD", AIC31XX_SPKAMP, 6, 0, NULL, 0,
- aic31xx_dapm_power_event, SND_SOC_DAPM_POST_PMU |
- SND_SOC_DAPM_POST_PMD),
- SND_SOC_DAPM_SWITCH("Speaker Left", SND_SOC_NOPM, 0, 0,
- &aic31xx_dapm_spl_switch),
- SND_SOC_DAPM_SWITCH("Speaker Right", SND_SOC_NOPM, 0, 0,
- &aic31xx_dapm_spr_switch),
- SND_SOC_DAPM_OUTPUT("SPL"),
- SND_SOC_DAPM_OUTPUT("SPR"),
- };
- /* AIC3100 and AIC3120 have only mono class-D amplifier */
- static const struct snd_soc_dapm_widget aic310x_dapm_widgets[] = {
- SND_SOC_DAPM_OUT_DRV_E("SPK ClassD", AIC31XX_SPKAMP, 7, 0, NULL, 0,
- aic31xx_dapm_power_event, SND_SOC_DAPM_POST_PMU |
- SND_SOC_DAPM_POST_PMD),
- SND_SOC_DAPM_SWITCH("Speaker", SND_SOC_NOPM, 0, 0,
- &aic31xx_dapm_spl_switch),
- SND_SOC_DAPM_OUTPUT("SPK"),
- };
- static const struct snd_soc_dapm_route
- common31xx_audio_map[] = {
- /* DAC Input Routing */
- {"DAC Left Input", "Left Data", "AIF IN"},
- {"DAC Left Input", "Right Data", "AIF IN"},
- {"DAC Left Input", "Mono", "AIF IN"},
- {"DAC Right Input", "Left Data", "AIF IN"},
- {"DAC Right Input", "Right Data", "AIF IN"},
- {"DAC Right Input", "Mono", "AIF IN"},
- {"DAC Left", NULL, "DAC Left Input"},
- {"DAC Right", NULL, "DAC Right Input"},
- /* HPL path */
- {"HP Left", "Switch", "Output Left"},
- {"HPL Driver", NULL, "HP Left"},
- {"HPL", NULL, "HPL Driver"},
- /* HPR path */
- {"HP Right", "Switch", "Output Right"},
- {"HPR Driver", NULL, "HP Right"},
- {"HPR", NULL, "HPR Driver"},
- };
- static const struct snd_soc_dapm_route
- dac31xx_audio_map[] = {
- /* Left Output */
- {"Output Left", "From Left DAC", "DAC Left"},
- {"Output Left", "From AIN1", "AIN1"},
- {"Output Left", "From AIN2", "AIN2"},
- /* Right Output */
- {"Output Right", "From Right DAC", "DAC Right"},
- {"Output Right", "From AIN2", "AIN2"},
- };
- static const struct snd_soc_dapm_route
- aic31xx_audio_map[] = {
- /* Mic input */
- {"MIC1LP P-Terminal", "FFR 10 Ohm", "MIC1LP"},
- {"MIC1LP P-Terminal", "FFR 20 Ohm", "MIC1LP"},
- {"MIC1LP P-Terminal", "FFR 40 Ohm", "MIC1LP"},
- {"MIC1RP P-Terminal", "FFR 10 Ohm", "MIC1RP"},
- {"MIC1RP P-Terminal", "FFR 20 Ohm", "MIC1RP"},
- {"MIC1RP P-Terminal", "FFR 40 Ohm", "MIC1RP"},
- {"MIC1LM P-Terminal", "FFR 10 Ohm", "MIC1LM"},
- {"MIC1LM P-Terminal", "FFR 20 Ohm", "MIC1LM"},
- {"MIC1LM P-Terminal", "FFR 40 Ohm", "MIC1LM"},
- {"MIC1LM M-Terminal", "FFR 10 Ohm", "MIC1LM"},
- {"MIC1LM M-Terminal", "FFR 20 Ohm", "MIC1LM"},
- {"MIC1LM M-Terminal", "FFR 40 Ohm", "MIC1LM"},
- {"MIC_GAIN_CTL", NULL, "MIC1LP P-Terminal"},
- {"MIC_GAIN_CTL", NULL, "MIC1RP P-Terminal"},
- {"MIC_GAIN_CTL", NULL, "MIC1LM P-Terminal"},
- {"MIC_GAIN_CTL", NULL, "MIC1LM M-Terminal"},
- {"ADC", NULL, "MIC_GAIN_CTL"},
- {"AIF OUT", NULL, "ADC"},
- /* Left Output */
- {"Output Left", "From Left DAC", "DAC Left"},
- {"Output Left", "From MIC1LP", "MIC1LP"},
- {"Output Left", "From MIC1RP", "MIC1RP"},
- /* Right Output */
- {"Output Right", "From Right DAC", "DAC Right"},
- {"Output Right", "From MIC1RP", "MIC1RP"},
- };
- static const struct snd_soc_dapm_route
- aic311x_audio_map[] = {
- /* SP L path */
- {"Speaker Left", "Switch", "Output Left"},
- {"SPL ClassD", NULL, "Speaker Left"},
- {"SPL", NULL, "SPL ClassD"},
- /* SP R path */
- {"Speaker Right", "Switch", "Output Right"},
- {"SPR ClassD", NULL, "Speaker Right"},
- {"SPR", NULL, "SPR ClassD"},
- };
- static const struct snd_soc_dapm_route
- aic310x_audio_map[] = {
- /* SP L path */
- {"Speaker", "Switch", "Output Left"},
- {"SPK ClassD", NULL, "Speaker"},
- {"SPK", NULL, "SPK ClassD"},
- };
- /*
- * Always connected DAPM routes for codec clock master modes.
- * If the codec is the master on the I2S bus, we need to power up components
- * to have valid DAC_CLK.
- *
- * In order to have the I2S clocks on the bus either the DACs/ADC need to be
- * enabled, or the P0/R29/D2 (Keep bclk/wclk in power down) need to be set.
- *
- * Otherwise the codec will not generate clocks on the bus.
- */
- static const struct snd_soc_dapm_route
- common31xx_cm_audio_map[] = {
- {"HPL", NULL, "AIF IN"},
- {"HPR", NULL, "AIF IN"},
- {"AIF IN", NULL, "Activate I2S clocks"},
- };
- static const struct snd_soc_dapm_route
- aic31xx_cm_audio_map[] = {
- {"AIF OUT", NULL, "MIC1LP"},
- {"AIF OUT", NULL, "MIC1RP"},
- {"AIF OUT", NULL, "MIC1LM"},
- {"AIF OUT", NULL, "Activate I2S clocks"},
- };
- static int aic31xx_add_controls(struct snd_soc_component *component)
- {
- int ret = 0;
- struct aic31xx_priv *aic31xx = snd_soc_component_get_drvdata(component);
- if (!(aic31xx->codec_type & DAC31XX_BIT))
- ret = snd_soc_add_component_controls(
- component, aic31xx_snd_controls,
- ARRAY_SIZE(aic31xx_snd_controls));
- if (ret)
- return ret;
- if (aic31xx->codec_type & AIC31XX_STEREO_CLASS_D_BIT)
- ret = snd_soc_add_component_controls(
- component, aic311x_snd_controls,
- ARRAY_SIZE(aic311x_snd_controls));
- else
- ret = snd_soc_add_component_controls(
- component, aic310x_snd_controls,
- ARRAY_SIZE(aic310x_snd_controls));
- return ret;
- }
- static int aic31xx_add_widgets(struct snd_soc_component *component)
- {
- struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component);
- struct aic31xx_priv *aic31xx = snd_soc_component_get_drvdata(component);
- int ret = 0;
- if (aic31xx->codec_type & DAC31XX_BIT) {
- ret = snd_soc_dapm_new_controls(
- dapm, dac31xx_dapm_widgets,
- ARRAY_SIZE(dac31xx_dapm_widgets));
- if (ret)
- return ret;
- ret = snd_soc_dapm_add_routes(dapm, dac31xx_audio_map,
- ARRAY_SIZE(dac31xx_audio_map));
- if (ret)
- return ret;
- } else {
- ret = snd_soc_dapm_new_controls(
- dapm, aic31xx_dapm_widgets,
- ARRAY_SIZE(aic31xx_dapm_widgets));
- if (ret)
- return ret;
- ret = snd_soc_dapm_add_routes(dapm, aic31xx_audio_map,
- ARRAY_SIZE(aic31xx_audio_map));
- if (ret)
- return ret;
- }
- if (aic31xx->codec_type & AIC31XX_STEREO_CLASS_D_BIT) {
- ret = snd_soc_dapm_new_controls(
- dapm, aic311x_dapm_widgets,
- ARRAY_SIZE(aic311x_dapm_widgets));
- if (ret)
- return ret;
- ret = snd_soc_dapm_add_routes(dapm, aic311x_audio_map,
- ARRAY_SIZE(aic311x_audio_map));
- if (ret)
- return ret;
- } else {
- ret = snd_soc_dapm_new_controls(
- dapm, aic310x_dapm_widgets,
- ARRAY_SIZE(aic310x_dapm_widgets));
- if (ret)
- return ret;
- ret = snd_soc_dapm_add_routes(dapm, aic310x_audio_map,
- ARRAY_SIZE(aic310x_audio_map));
- if (ret)
- return ret;
- }
- return 0;
- }
- static int aic31xx_setup_pll(struct snd_soc_component *component,
- struct snd_pcm_hw_params *params)
- {
- struct aic31xx_priv *aic31xx = snd_soc_component_get_drvdata(component);
- int bclk_score = snd_soc_params_to_frame_size(params);
- int mclk_p;
- int bclk_n = 0;
- int match = -1;
- int i;
- if (!aic31xx->sysclk || !aic31xx->p_div) {
- dev_err(component->dev, "Master clock not supplied\n");
- return -EINVAL;
- }
- mclk_p = aic31xx->sysclk / aic31xx->p_div;
- /* Use PLL as CODEC_CLKIN and DAC_CLK as BDIV_CLKIN */
- snd_soc_component_update_bits(component, AIC31XX_CLKMUX,
- AIC31XX_CODEC_CLKIN_MASK, AIC31XX_CODEC_CLKIN_PLL);
- snd_soc_component_update_bits(component, AIC31XX_IFACE2,
- AIC31XX_BDIVCLK_MASK, AIC31XX_DAC2BCLK);
- for (i = 0; i < ARRAY_SIZE(aic31xx_divs); i++) {
- if (aic31xx_divs[i].rate == params_rate(params) &&
- aic31xx_divs[i].mclk_p == mclk_p) {
- int s = (aic31xx_divs[i].dosr * aic31xx_divs[i].mdac) %
- snd_soc_params_to_frame_size(params);
- int bn = (aic31xx_divs[i].dosr * aic31xx_divs[i].mdac) /
- snd_soc_params_to_frame_size(params);
- if (s < bclk_score && bn > 0) {
- match = i;
- bclk_n = bn;
- bclk_score = s;
- }
- }
- }
- if (match == -1) {
- dev_err(component->dev,
- "%s: Sample rate (%u) and format not supported\n",
- __func__, params_rate(params));
- /* See bellow for details how fix this. */
- return -EINVAL;
- }
- if (bclk_score != 0) {
- dev_warn(component->dev, "Can not produce exact bitclock");
- /* This is fine if using dsp format, but if using i2s
- there may be trouble. To fix the issue edit the
- aic31xx_divs table for your mclk and sample
- rate. Details can be found from:
- https://www.ti.com/lit/ds/symlink/tlv320aic3100.pdf
- Section: 5.6 CLOCK Generation and PLL
- */
- }
- i = match;
- /* PLL configuration */
- snd_soc_component_update_bits(component, AIC31XX_PLLPR, AIC31XX_PLL_MASK,
- (aic31xx->p_div << 4) | 0x01);
- snd_soc_component_write(component, AIC31XX_PLLJ, aic31xx_divs[i].pll_j);
- snd_soc_component_write(component, AIC31XX_PLLDMSB,
- aic31xx_divs[i].pll_d >> 8);
- snd_soc_component_write(component, AIC31XX_PLLDLSB,
- aic31xx_divs[i].pll_d & 0xff);
- /* DAC dividers configuration */
- snd_soc_component_update_bits(component, AIC31XX_NDAC, AIC31XX_PLL_MASK,
- aic31xx_divs[i].ndac);
- snd_soc_component_update_bits(component, AIC31XX_MDAC, AIC31XX_PLL_MASK,
- aic31xx_divs[i].mdac);
- snd_soc_component_write(component, AIC31XX_DOSRMSB, aic31xx_divs[i].dosr >> 8);
- snd_soc_component_write(component, AIC31XX_DOSRLSB, aic31xx_divs[i].dosr & 0xff);
- /* ADC dividers configuration. Write reset value 1 if not used. */
- snd_soc_component_update_bits(component, AIC31XX_NADC, AIC31XX_PLL_MASK,
- aic31xx_divs[i].nadc ? aic31xx_divs[i].nadc : 1);
- snd_soc_component_update_bits(component, AIC31XX_MADC, AIC31XX_PLL_MASK,
- aic31xx_divs[i].madc ? aic31xx_divs[i].madc : 1);
- snd_soc_component_write(component, AIC31XX_AOSR, aic31xx_divs[i].aosr);
- /* Bit clock divider configuration. */
- snd_soc_component_update_bits(component, AIC31XX_BCLKN,
- AIC31XX_PLL_MASK, bclk_n);
- aic31xx->rate_div_line = i;
- dev_dbg(component->dev,
- "pll %d.%04d/%d dosr %d n %d m %d aosr %d n %d m %d bclk_n %d\n",
- aic31xx_divs[i].pll_j,
- aic31xx_divs[i].pll_d,
- aic31xx->p_div,
- aic31xx_divs[i].dosr,
- aic31xx_divs[i].ndac,
- aic31xx_divs[i].mdac,
- aic31xx_divs[i].aosr,
- aic31xx_divs[i].nadc,
- aic31xx_divs[i].madc,
- bclk_n
- );
- return 0;
- }
- static int aic31xx_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;
- u8 data = 0;
- dev_dbg(component->dev, "## %s: width %d rate %d\n",
- __func__, params_width(params),
- params_rate(params));
- switch (params_width(params)) {
- case 16:
- break;
- case 20:
- data = (AIC31XX_WORD_LEN_20BITS <<
- AIC31XX_IFACE1_DATALEN_SHIFT);
- break;
- case 24:
- data = (AIC31XX_WORD_LEN_24BITS <<
- AIC31XX_IFACE1_DATALEN_SHIFT);
- break;
- case 32:
- data = (AIC31XX_WORD_LEN_32BITS <<
- AIC31XX_IFACE1_DATALEN_SHIFT);
- break;
- default:
- dev_err(component->dev, "%s: Unsupported width %d\n",
- __func__, params_width(params));
- return -EINVAL;
- }
- snd_soc_component_update_bits(component, AIC31XX_IFACE1,
- AIC31XX_IFACE1_DATALEN_MASK,
- data);
- return aic31xx_setup_pll(component, params);
- }
- static int aic31xx_dac_mute(struct snd_soc_dai *codec_dai, int mute,
- int direction)
- {
- struct snd_soc_component *component = codec_dai->component;
- if (mute) {
- snd_soc_component_update_bits(component, AIC31XX_DACMUTE,
- AIC31XX_DACMUTE_MASK,
- AIC31XX_DACMUTE_MASK);
- } else {
- snd_soc_component_update_bits(component, AIC31XX_DACMUTE,
- AIC31XX_DACMUTE_MASK, 0x0);
- }
- return 0;
- }
- static int aic31xx_clock_master_routes(struct snd_soc_component *component,
- unsigned int fmt)
- {
- struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component);
- struct aic31xx_priv *aic31xx = snd_soc_component_get_drvdata(component);
- int ret;
- fmt &= SND_SOC_DAIFMT_MASTER_MASK;
- if (fmt == SND_SOC_DAIFMT_CBS_CFS &&
- aic31xx->master_dapm_route_applied) {
- /*
- * Remove the DAPM route(s) for codec clock master modes,
- * if applied
- */
- ret = snd_soc_dapm_del_routes(dapm, common31xx_cm_audio_map,
- ARRAY_SIZE(common31xx_cm_audio_map));
- if (!ret && !(aic31xx->codec_type & DAC31XX_BIT))
- ret = snd_soc_dapm_del_routes(dapm,
- aic31xx_cm_audio_map,
- ARRAY_SIZE(aic31xx_cm_audio_map));
- if (ret)
- return ret;
- aic31xx->master_dapm_route_applied = false;
- } else if (fmt != SND_SOC_DAIFMT_CBS_CFS &&
- !aic31xx->master_dapm_route_applied) {
- /*
- * Add the needed DAPM route(s) for codec clock master modes,
- * if it is not done already
- */
- ret = snd_soc_dapm_add_routes(dapm, common31xx_cm_audio_map,
- ARRAY_SIZE(common31xx_cm_audio_map));
- if (!ret && !(aic31xx->codec_type & DAC31XX_BIT))
- ret = snd_soc_dapm_add_routes(dapm,
- aic31xx_cm_audio_map,
- ARRAY_SIZE(aic31xx_cm_audio_map));
- if (ret)
- return ret;
- aic31xx->master_dapm_route_applied = true;
- }
- return 0;
- }
- static int aic31xx_set_dai_fmt(struct snd_soc_dai *codec_dai,
- unsigned int fmt)
- {
- struct snd_soc_component *component = codec_dai->component;
- u8 iface_reg1 = 0;
- u8 iface_reg2 = 0;
- u8 dsp_a_val = 0;
- dev_dbg(component->dev, "## %s: fmt = 0x%x\n", __func__, fmt);
- /* set master/slave audio interface */
- switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
- case SND_SOC_DAIFMT_CBM_CFM:
- iface_reg1 |= AIC31XX_BCLK_MASTER | AIC31XX_WCLK_MASTER;
- break;
- case SND_SOC_DAIFMT_CBS_CFM:
- iface_reg1 |= AIC31XX_WCLK_MASTER;
- break;
- case SND_SOC_DAIFMT_CBM_CFS:
- iface_reg1 |= AIC31XX_BCLK_MASTER;
- break;
- case SND_SOC_DAIFMT_CBS_CFS:
- break;
- default:
- dev_err(component->dev, "Invalid DAI master/slave interface\n");
- return -EINVAL;
- }
- /* signal polarity */
- switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
- case SND_SOC_DAIFMT_NB_NF:
- break;
- case SND_SOC_DAIFMT_IB_NF:
- iface_reg2 |= AIC31XX_BCLKINV_MASK;
- break;
- default:
- dev_err(component->dev, "Invalid DAI clock signal polarity\n");
- return -EINVAL;
- }
- /* interface format */
- switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
- case SND_SOC_DAIFMT_I2S:
- break;
- case SND_SOC_DAIFMT_DSP_A:
- dsp_a_val = 0x1;
- fallthrough;
- case SND_SOC_DAIFMT_DSP_B:
- /*
- * NOTE: This CODEC samples on the falling edge of BCLK in
- * DSP mode, this is inverted compared to what most DAIs
- * expect, so we invert for this mode
- */
- iface_reg2 ^= AIC31XX_BCLKINV_MASK;
- iface_reg1 |= (AIC31XX_DSP_MODE <<
- AIC31XX_IFACE1_DATATYPE_SHIFT);
- break;
- case SND_SOC_DAIFMT_RIGHT_J:
- iface_reg1 |= (AIC31XX_RIGHT_JUSTIFIED_MODE <<
- AIC31XX_IFACE1_DATATYPE_SHIFT);
- break;
- case SND_SOC_DAIFMT_LEFT_J:
- iface_reg1 |= (AIC31XX_LEFT_JUSTIFIED_MODE <<
- AIC31XX_IFACE1_DATATYPE_SHIFT);
- break;
- default:
- dev_err(component->dev, "Invalid DAI interface format\n");
- return -EINVAL;
- }
- snd_soc_component_update_bits(component, AIC31XX_IFACE1,
- AIC31XX_IFACE1_DATATYPE_MASK |
- AIC31XX_IFACE1_MASTER_MASK,
- iface_reg1);
- snd_soc_component_update_bits(component, AIC31XX_DATA_OFFSET,
- AIC31XX_DATA_OFFSET_MASK,
- dsp_a_val);
- snd_soc_component_update_bits(component, AIC31XX_IFACE2,
- AIC31XX_BCLKINV_MASK,
- iface_reg2);
- return aic31xx_clock_master_routes(component, fmt);
- }
- static int aic31xx_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 aic31xx_priv *aic31xx = snd_soc_component_get_drvdata(component);
- int i;
- dev_dbg(component->dev, "## %s: clk_id = %d, freq = %d, dir = %d\n",
- __func__, clk_id, freq, dir);
- for (i = 1; i < 8; i++)
- if (freq / i <= 20000000)
- break;
- if (freq/i > 20000000) {
- dev_err(aic31xx->dev, "%s: Too high mclk frequency %u\n",
- __func__, freq);
- return -EINVAL;
- }
- aic31xx->p_div = i;
- for (i = 0; i < ARRAY_SIZE(aic31xx_divs); i++)
- if (aic31xx_divs[i].mclk_p == freq / aic31xx->p_div)
- break;
- if (i == ARRAY_SIZE(aic31xx_divs)) {
- dev_err(aic31xx->dev, "%s: Unsupported frequency %d\n",
- __func__, freq);
- return -EINVAL;
- }
- /* set clock on MCLK, BCLK, or GPIO1 as PLL input */
- snd_soc_component_update_bits(component, AIC31XX_CLKMUX, AIC31XX_PLL_CLKIN_MASK,
- clk_id << AIC31XX_PLL_CLKIN_SHIFT);
- aic31xx->sysclk = freq;
- return 0;
- }
- static int aic31xx_regulator_event(struct notifier_block *nb,
- unsigned long event, void *data)
- {
- struct aic31xx_disable_nb *disable_nb =
- container_of(nb, struct aic31xx_disable_nb, nb);
- struct aic31xx_priv *aic31xx = disable_nb->aic31xx;
- if (event & REGULATOR_EVENT_DISABLE) {
- /*
- * Put codec to reset and as at least one of the
- * supplies was disabled.
- */
- if (aic31xx->gpio_reset)
- gpiod_set_value(aic31xx->gpio_reset, 1);
- regcache_mark_dirty(aic31xx->regmap);
- dev_dbg(aic31xx->dev, "## %s: DISABLE received\n", __func__);
- }
- return 0;
- }
- static int aic31xx_reset(struct aic31xx_priv *aic31xx)
- {
- int ret = 0;
- if (aic31xx->gpio_reset) {
- gpiod_set_value(aic31xx->gpio_reset, 1);
- ndelay(10); /* At least 10ns */
- gpiod_set_value(aic31xx->gpio_reset, 0);
- } else {
- ret = regmap_write(aic31xx->regmap, AIC31XX_RESET, 1);
- }
- mdelay(1); /* At least 1ms */
- return ret;
- }
- static void aic31xx_clk_on(struct snd_soc_component *component)
- {
- struct aic31xx_priv *aic31xx = snd_soc_component_get_drvdata(component);
- u8 mask = AIC31XX_PM_MASK;
- u8 on = AIC31XX_PM_MASK;
- dev_dbg(component->dev, "codec clock -> on (rate %d)\n",
- aic31xx_divs[aic31xx->rate_div_line].rate);
- snd_soc_component_update_bits(component, AIC31XX_PLLPR, mask, on);
- mdelay(10);
- snd_soc_component_update_bits(component, AIC31XX_NDAC, mask, on);
- snd_soc_component_update_bits(component, AIC31XX_MDAC, mask, on);
- if (aic31xx_divs[aic31xx->rate_div_line].nadc)
- snd_soc_component_update_bits(component, AIC31XX_NADC, mask, on);
- if (aic31xx_divs[aic31xx->rate_div_line].madc)
- snd_soc_component_update_bits(component, AIC31XX_MADC, mask, on);
- snd_soc_component_update_bits(component, AIC31XX_BCLKN, mask, on);
- }
- static void aic31xx_clk_off(struct snd_soc_component *component)
- {
- u8 mask = AIC31XX_PM_MASK;
- u8 off = 0;
- dev_dbg(component->dev, "codec clock -> off\n");
- snd_soc_component_update_bits(component, AIC31XX_BCLKN, mask, off);
- snd_soc_component_update_bits(component, AIC31XX_MADC, mask, off);
- snd_soc_component_update_bits(component, AIC31XX_NADC, mask, off);
- snd_soc_component_update_bits(component, AIC31XX_MDAC, mask, off);
- snd_soc_component_update_bits(component, AIC31XX_NDAC, mask, off);
- snd_soc_component_update_bits(component, AIC31XX_PLLPR, mask, off);
- }
- static int aic31xx_power_on(struct snd_soc_component *component)
- {
- struct aic31xx_priv *aic31xx = snd_soc_component_get_drvdata(component);
- int ret;
- ret = regulator_bulk_enable(ARRAY_SIZE(aic31xx->supplies),
- aic31xx->supplies);
- if (ret)
- return ret;
- regcache_cache_only(aic31xx->regmap, false);
- /* Reset device registers for a consistent power-on like state */
- ret = aic31xx_reset(aic31xx);
- if (ret < 0)
- dev_err(aic31xx->dev, "Could not reset device: %d\n", ret);
- ret = regcache_sync(aic31xx->regmap);
- if (ret) {
- dev_err(component->dev,
- "Failed to restore cache: %d\n", ret);
- regcache_cache_only(aic31xx->regmap, true);
- regulator_bulk_disable(ARRAY_SIZE(aic31xx->supplies),
- aic31xx->supplies);
- return ret;
- }
- /*
- * The jack detection configuration is in the same register
- * that is used to report jack detect status so is volatile
- * and not covered by the cache sync, restore it separately.
- */
- aic31xx_set_jack(component, aic31xx->jack, NULL);
- return 0;
- }
- static void aic31xx_power_off(struct snd_soc_component *component)
- {
- struct aic31xx_priv *aic31xx = snd_soc_component_get_drvdata(component);
- regcache_cache_only(aic31xx->regmap, true);
- regulator_bulk_disable(ARRAY_SIZE(aic31xx->supplies),
- aic31xx->supplies);
- }
- static int aic31xx_set_bias_level(struct snd_soc_component *component,
- enum snd_soc_bias_level level)
- {
- dev_dbg(component->dev, "## %s: %d -> %d\n", __func__,
- snd_soc_component_get_bias_level(component), level);
- switch (level) {
- case SND_SOC_BIAS_ON:
- break;
- case SND_SOC_BIAS_PREPARE:
- if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_STANDBY)
- aic31xx_clk_on(component);
- break;
- case SND_SOC_BIAS_STANDBY:
- switch (snd_soc_component_get_bias_level(component)) {
- case SND_SOC_BIAS_OFF:
- aic31xx_power_on(component);
- break;
- case SND_SOC_BIAS_PREPARE:
- aic31xx_clk_off(component);
- break;
- default:
- BUG();
- }
- break;
- case SND_SOC_BIAS_OFF:
- if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_STANDBY)
- aic31xx_power_off(component);
- break;
- }
- return 0;
- }
- static int aic31xx_set_jack(struct snd_soc_component *component,
- struct snd_soc_jack *jack, void *data)
- {
- struct aic31xx_priv *aic31xx = snd_soc_component_get_drvdata(component);
- aic31xx->jack = jack;
- /* Enable/Disable jack detection */
- regmap_write(aic31xx->regmap, AIC31XX_HSDETECT,
- jack ? AIC31XX_HSD_ENABLE : 0);
- return 0;
- }
- static int aic31xx_codec_probe(struct snd_soc_component *component)
- {
- struct aic31xx_priv *aic31xx = snd_soc_component_get_drvdata(component);
- int i, ret;
- dev_dbg(aic31xx->dev, "## %s\n", __func__);
- aic31xx->component = component;
- for (i = 0; i < ARRAY_SIZE(aic31xx->supplies); i++) {
- aic31xx->disable_nb[i].nb.notifier_call =
- aic31xx_regulator_event;
- aic31xx->disable_nb[i].aic31xx = aic31xx;
- ret = devm_regulator_register_notifier(
- aic31xx->supplies[i].consumer,
- &aic31xx->disable_nb[i].nb);
- if (ret) {
- dev_err(component->dev,
- "Failed to request regulator notifier: %d\n",
- ret);
- return ret;
- }
- }
- regcache_cache_only(aic31xx->regmap, true);
- regcache_mark_dirty(aic31xx->regmap);
- ret = aic31xx_add_controls(component);
- if (ret)
- return ret;
- ret = aic31xx_add_widgets(component);
- if (ret)
- return ret;
- /* set output common-mode voltage */
- snd_soc_component_update_bits(component, AIC31XX_HPDRIVER,
- AIC31XX_HPD_OCMV_MASK,
- aic31xx->ocmv << AIC31XX_HPD_OCMV_SHIFT);
- return 0;
- }
- static const struct snd_soc_component_driver soc_codec_driver_aic31xx = {
- .probe = aic31xx_codec_probe,
- .set_jack = aic31xx_set_jack,
- .set_bias_level = aic31xx_set_bias_level,
- .controls = common31xx_snd_controls,
- .num_controls = ARRAY_SIZE(common31xx_snd_controls),
- .dapm_widgets = common31xx_dapm_widgets,
- .num_dapm_widgets = ARRAY_SIZE(common31xx_dapm_widgets),
- .dapm_routes = common31xx_audio_map,
- .num_dapm_routes = ARRAY_SIZE(common31xx_audio_map),
- .suspend_bias_off = 1,
- .idle_bias_on = 1,
- .use_pmdown_time = 1,
- .endianness = 1,
- .non_legacy_dai_naming = 1,
- };
- static const struct snd_soc_dai_ops aic31xx_dai_ops = {
- .hw_params = aic31xx_hw_params,
- .set_sysclk = aic31xx_set_dai_sysclk,
- .set_fmt = aic31xx_set_dai_fmt,
- .mute_stream = aic31xx_dac_mute,
- .no_capture_mute = 1,
- };
- static struct snd_soc_dai_driver dac31xx_dai_driver[] = {
- {
- .name = "tlv320dac31xx-hifi",
- .playback = {
- .stream_name = "Playback",
- .channels_min = 2,
- .channels_max = 2,
- .rates = AIC31XX_RATES,
- .formats = AIC31XX_FORMATS,
- },
- .ops = &aic31xx_dai_ops,
- .symmetric_rates = 1,
- }
- };
- static struct snd_soc_dai_driver aic31xx_dai_driver[] = {
- {
- .name = "tlv320aic31xx-hifi",
- .playback = {
- .stream_name = "Playback",
- .channels_min = 2,
- .channels_max = 2,
- .rates = AIC31XX_RATES,
- .formats = AIC31XX_FORMATS,
- },
- .capture = {
- .stream_name = "Capture",
- .channels_min = 2,
- .channels_max = 2,
- .rates = AIC31XX_RATES,
- .formats = AIC31XX_FORMATS,
- },
- .ops = &aic31xx_dai_ops,
- .symmetric_rates = 1,
- }
- };
- #if defined(CONFIG_OF)
- static const struct of_device_id tlv320aic31xx_of_match[] = {
- { .compatible = "ti,tlv320aic310x" },
- { .compatible = "ti,tlv320aic311x" },
- { .compatible = "ti,tlv320aic3100" },
- { .compatible = "ti,tlv320aic3110" },
- { .compatible = "ti,tlv320aic3120" },
- { .compatible = "ti,tlv320aic3111" },
- { .compatible = "ti,tlv320dac3100" },
- { .compatible = "ti,tlv320dac3101" },
- {},
- };
- MODULE_DEVICE_TABLE(of, tlv320aic31xx_of_match);
- #endif /* CONFIG_OF */
- #ifdef CONFIG_ACPI
- static const struct acpi_device_id aic31xx_acpi_match[] = {
- { "10TI3100", 0 },
- { }
- };
- MODULE_DEVICE_TABLE(acpi, aic31xx_acpi_match);
- #endif
- static irqreturn_t aic31xx_irq(int irq, void *data)
- {
- struct aic31xx_priv *aic31xx = data;
- struct device *dev = aic31xx->dev;
- unsigned int value;
- bool handled = false;
- int ret;
- ret = regmap_read(aic31xx->regmap, AIC31XX_INTRDACFLAG, &value);
- if (ret) {
- dev_err(dev, "Failed to read interrupt mask: %d\n", ret);
- goto exit;
- }
- if (value)
- handled = true;
- else
- goto read_overflow;
- if (value & AIC31XX_HPLSCDETECT)
- dev_err(dev, "Short circuit on Left output is detected\n");
- if (value & AIC31XX_HPRSCDETECT)
- dev_err(dev, "Short circuit on Right output is detected\n");
- if (value & (AIC31XX_HSPLUG | AIC31XX_BUTTONPRESS)) {
- unsigned int val;
- int status = 0;
- ret = regmap_read(aic31xx->regmap, AIC31XX_INTRDACFLAG2,
- &val);
- if (ret) {
- dev_err(dev, "Failed to read interrupt mask: %d\n",
- ret);
- goto exit;
- }
- if (val & AIC31XX_BUTTONPRESS)
- status |= SND_JACK_BTN_0;
- ret = regmap_read(aic31xx->regmap, AIC31XX_HSDETECT, &val);
- if (ret) {
- dev_err(dev, "Failed to read headset type: %d\n", ret);
- goto exit;
- }
- switch ((val & AIC31XX_HSD_TYPE_MASK) >>
- AIC31XX_HSD_TYPE_SHIFT) {
- case AIC31XX_HSD_HP:
- status |= SND_JACK_HEADPHONE;
- break;
- case AIC31XX_HSD_HS:
- status |= SND_JACK_HEADSET;
- break;
- default:
- break;
- }
- if (aic31xx->jack)
- snd_soc_jack_report(aic31xx->jack, status,
- AIC31XX_JACK_MASK);
- }
- if (value & ~(AIC31XX_HPLSCDETECT |
- AIC31XX_HPRSCDETECT |
- AIC31XX_HSPLUG |
- AIC31XX_BUTTONPRESS))
- dev_err(dev, "Unknown DAC interrupt flags: 0x%08x\n", value);
- read_overflow:
- ret = regmap_read(aic31xx->regmap, AIC31XX_OFFLAG, &value);
- if (ret) {
- dev_err(dev, "Failed to read overflow flag: %d\n", ret);
- goto exit;
- }
- if (value)
- handled = true;
- else
- goto exit;
- if (value & AIC31XX_DAC_OF_LEFT)
- dev_warn(dev, "Left-channel DAC overflow has occurred\n");
- if (value & AIC31XX_DAC_OF_RIGHT)
- dev_warn(dev, "Right-channel DAC overflow has occurred\n");
- if (value & AIC31XX_DAC_OF_SHIFTER)
- dev_warn(dev, "DAC barrel shifter overflow has occurred\n");
- if (value & AIC31XX_ADC_OF)
- dev_warn(dev, "ADC overflow has occurred\n");
- if (value & AIC31XX_ADC_OF_SHIFTER)
- dev_warn(dev, "ADC barrel shifter overflow has occurred\n");
- if (value & ~(AIC31XX_DAC_OF_LEFT |
- AIC31XX_DAC_OF_RIGHT |
- AIC31XX_DAC_OF_SHIFTER |
- AIC31XX_ADC_OF |
- AIC31XX_ADC_OF_SHIFTER))
- dev_warn(dev, "Unknown overflow interrupt flags: 0x%08x\n", value);
- exit:
- if (handled)
- return IRQ_HANDLED;
- else
- return IRQ_NONE;
- }
- static void aic31xx_configure_ocmv(struct aic31xx_priv *priv)
- {
- struct device *dev = priv->dev;
- int dvdd, avdd;
- u32 value;
- if (dev->fwnode &&
- fwnode_property_read_u32(dev->fwnode, "ai31xx-ocmv", &value)) {
- /* OCMV setting is forced by DT */
- if (value <= 3) {
- priv->ocmv = value;
- return;
- }
- }
- avdd = regulator_get_voltage(priv->supplies[3].consumer);
- dvdd = regulator_get_voltage(priv->supplies[5].consumer);
- if (avdd > 3600000 || dvdd > 1950000) {
- dev_warn(dev,
- "Too high supply voltage(s) AVDD: %d, DVDD: %d\n",
- avdd, dvdd);
- } else if (avdd == 3600000 && dvdd == 1950000) {
- priv->ocmv = AIC31XX_HPD_OCMV_1_8V;
- } else if (avdd >= 3300000 && dvdd >= 1800000) {
- priv->ocmv = AIC31XX_HPD_OCMV_1_65V;
- } else if (avdd >= 3000000 && dvdd >= 1650000) {
- priv->ocmv = AIC31XX_HPD_OCMV_1_5V;
- } else if (avdd >= 2700000 && dvdd >= 1525000) {
- priv->ocmv = AIC31XX_HPD_OCMV_1_35V;
- } else {
- dev_warn(dev,
- "Invalid supply voltage(s) AVDD: %d, DVDD: %d\n",
- avdd, dvdd);
- }
- }
- static int aic31xx_i2c_probe(struct i2c_client *i2c,
- const struct i2c_device_id *id)
- {
- struct aic31xx_priv *aic31xx;
- unsigned int micbias_value = MICBIAS_2_0V;
- int i, ret;
- dev_dbg(&i2c->dev, "## %s: %s codec_type = %d\n", __func__,
- id->name, (int)id->driver_data);
- aic31xx = devm_kzalloc(&i2c->dev, sizeof(*aic31xx), GFP_KERNEL);
- if (!aic31xx)
- return -ENOMEM;
- aic31xx->regmap = devm_regmap_init_i2c(i2c, &aic31xx_i2c_regmap);
- if (IS_ERR(aic31xx->regmap)) {
- ret = PTR_ERR(aic31xx->regmap);
- dev_err(&i2c->dev, "Failed to allocate register map: %d\n",
- ret);
- return ret;
- }
- aic31xx->dev = &i2c->dev;
- aic31xx->irq = i2c->irq;
- aic31xx->codec_type = id->driver_data;
- dev_set_drvdata(aic31xx->dev, aic31xx);
- fwnode_property_read_u32(aic31xx->dev->fwnode, "ai31xx-micbias-vg",
- &micbias_value);
- switch (micbias_value) {
- case MICBIAS_2_0V:
- case MICBIAS_2_5V:
- case MICBIAS_AVDDV:
- aic31xx->micbias_vg = micbias_value;
- break;
- default:
- dev_err(aic31xx->dev, "Bad ai31xx-micbias-vg value %d\n",
- micbias_value);
- aic31xx->micbias_vg = MICBIAS_2_0V;
- }
- if (dev_get_platdata(aic31xx->dev)) {
- memcpy(&aic31xx->pdata, dev_get_platdata(aic31xx->dev), sizeof(aic31xx->pdata));
- aic31xx->codec_type = aic31xx->pdata.codec_type;
- aic31xx->micbias_vg = aic31xx->pdata.micbias_vg;
- }
- aic31xx->gpio_reset = devm_gpiod_get_optional(aic31xx->dev, "reset",
- GPIOD_OUT_LOW);
- if (IS_ERR(aic31xx->gpio_reset)) {
- if (PTR_ERR(aic31xx->gpio_reset) != -EPROBE_DEFER)
- dev_err(aic31xx->dev, "not able to acquire gpio\n");
- return PTR_ERR(aic31xx->gpio_reset);
- }
- for (i = 0; i < ARRAY_SIZE(aic31xx->supplies); i++)
- aic31xx->supplies[i].supply = aic31xx_supply_names[i];
- ret = devm_regulator_bulk_get(aic31xx->dev,
- ARRAY_SIZE(aic31xx->supplies),
- aic31xx->supplies);
- if (ret) {
- if (ret != -EPROBE_DEFER)
- dev_err(aic31xx->dev,
- "Failed to request supplies: %d\n", ret);
- return ret;
- }
- aic31xx_configure_ocmv(aic31xx);
- if (aic31xx->irq > 0) {
- regmap_update_bits(aic31xx->regmap, AIC31XX_GPIO1,
- AIC31XX_GPIO1_FUNC_MASK,
- AIC31XX_GPIO1_INT1 <<
- AIC31XX_GPIO1_FUNC_SHIFT);
- regmap_write(aic31xx->regmap, AIC31XX_INT1CTRL,
- AIC31XX_HSPLUGDET |
- AIC31XX_BUTTONPRESSDET |
- AIC31XX_SC |
- AIC31XX_ENGINE);
- ret = devm_request_threaded_irq(aic31xx->dev, aic31xx->irq,
- NULL, aic31xx_irq,
- IRQF_ONESHOT, "aic31xx-irq",
- aic31xx);
- if (ret) {
- dev_err(aic31xx->dev, "Unable to request IRQ\n");
- return ret;
- }
- }
- if (aic31xx->codec_type & DAC31XX_BIT)
- return devm_snd_soc_register_component(&i2c->dev,
- &soc_codec_driver_aic31xx,
- dac31xx_dai_driver,
- ARRAY_SIZE(dac31xx_dai_driver));
- else
- return devm_snd_soc_register_component(&i2c->dev,
- &soc_codec_driver_aic31xx,
- aic31xx_dai_driver,
- ARRAY_SIZE(aic31xx_dai_driver));
- }
- static const struct i2c_device_id aic31xx_i2c_id[] = {
- { "tlv320aic310x", AIC3100 },
- { "tlv320aic311x", AIC3110 },
- { "tlv320aic3100", AIC3100 },
- { "tlv320aic3110", AIC3110 },
- { "tlv320aic3120", AIC3120 },
- { "tlv320aic3111", AIC3111 },
- { "tlv320dac3100", DAC3100 },
- { "tlv320dac3101", DAC3101 },
- { }
- };
- MODULE_DEVICE_TABLE(i2c, aic31xx_i2c_id);
- static struct i2c_driver aic31xx_i2c_driver = {
- .driver = {
- .name = "tlv320aic31xx-codec",
- .of_match_table = of_match_ptr(tlv320aic31xx_of_match),
- .acpi_match_table = ACPI_PTR(aic31xx_acpi_match),
- },
- .probe = aic31xx_i2c_probe,
- .id_table = aic31xx_i2c_id,
- };
- module_i2c_driver(aic31xx_i2c_driver);
- MODULE_AUTHOR("Jyri Sarha <jsarha@ti.com>");
- MODULE_DESCRIPTION("ASoC TLV320AIC31xx CODEC Driver");
- MODULE_LICENSE("GPL v2");
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