// SPDX-License-Identifier: GPL-2.0 /* * ALSA SoC TLV320AIC31xx CODEC Driver * * Copyright (C) 2014-2017 Texas Instruments Incorporated - https://www.ti.com/ * Jyri Sarha <[email protected]> * * Based on ground work by: Ajit Kulkarni <[email protected]> * * 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/clk.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/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.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[] = …; static bool aic31xx_volatile(struct device *dev, unsigned int reg) { … } static bool aic31xx_writeable(struct device *dev, unsigned int reg) { … } static const struct regmap_range_cfg aic31xx_ranges[] = …; static const struct regmap_config aic31xx_i2c_regmap = …; static const char * const aic31xx_supply_names[] = …; #define AIC31XX_NUM_SUPPLIES … struct aic31xx_disable_nb { … }; struct aic31xx_priv { … }; struct aic31xx_rate_divs { … }; /* ADC dividers can be disabled by configuring them to 0 */ static const struct aic31xx_rate_divs aic31xx_divs[] = …; static const char * const ldac_in_text[] = …; static const char * const rdac_in_text[] = …; 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[] = …; 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[] = …; static SOC_ENUM_SINGLE_DECL(hp_poweron_time_enum, AIC31XX_HPPOP, 3, hp_poweron_time_text); static const char * const hp_rampup_step_text[] = …; 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[] = …; 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[] = …; static const struct snd_kcontrol_new aic31xx_snd_controls[] = …; static const struct snd_kcontrol_new aic311x_snd_controls[] = …; static const struct snd_kcontrol_new aic310x_snd_controls[] = …; static const struct snd_kcontrol_new ldac_in_control = …; static const struct snd_kcontrol_new rdac_in_control = …; static int aic31xx_wait_bits(struct aic31xx_priv *aic31xx, unsigned int reg, unsigned int mask, unsigned int wbits, int sleep, int count) { … } #define WIDGET_BIT(reg, shift) … static int aic31xx_dapm_power_event(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, int event) { … } static const struct snd_kcontrol_new aic31xx_left_output_switches[] = …; static const struct snd_kcontrol_new aic31xx_right_output_switches[] = …; static const struct snd_kcontrol_new dac31xx_left_output_switches[] = …; static const struct snd_kcontrol_new dac31xx_right_output_switches[] = …; static const struct snd_kcontrol_new p_term_mic1lp = …; static const struct snd_kcontrol_new p_term_mic1rp = …; static const struct snd_kcontrol_new p_term_mic1lm = …; static const struct snd_kcontrol_new m_term_mic1lm = …; static const struct snd_kcontrol_new aic31xx_dapm_hpl_switch = …; static const struct snd_kcontrol_new aic31xx_dapm_hpr_switch = …; static const struct snd_kcontrol_new aic31xx_dapm_spl_switch = …; static const struct snd_kcontrol_new aic31xx_dapm_spr_switch = …; static int mic_bias_event(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, int event) { … } static const struct snd_soc_dapm_widget common31xx_dapm_widgets[] = …; static const struct snd_soc_dapm_widget dac31xx_dapm_widgets[] = …; static const struct snd_soc_dapm_widget aic31xx_dapm_widgets[] = …; static const struct snd_soc_dapm_widget aic311x_dapm_widgets[] = …; /* AIC3100 and AIC3120 have only mono class-D amplifier */ static const struct snd_soc_dapm_widget aic310x_dapm_widgets[] = …; static const struct snd_soc_dapm_route common31xx_audio_map[] = …; static const struct snd_soc_dapm_route dac31xx_audio_map[] = …; static const struct snd_soc_dapm_route aic31xx_audio_map[] = …; static const struct snd_soc_dapm_route aic311x_audio_map[] = …; static const struct snd_soc_dapm_route aic310x_audio_map[] = …; /* * 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[] = …; static const struct snd_soc_dapm_route aic31xx_cm_audio_map[] = …; static int aic31xx_add_controls(struct snd_soc_component *component) { … } static int aic31xx_add_widgets(struct snd_soc_component *component) { … } static int aic31xx_setup_pll(struct snd_soc_component *component, struct snd_pcm_hw_params *params) { … } static int aic31xx_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params, struct snd_soc_dai *dai) { … } static int aic31xx_dac_mute(struct snd_soc_dai *codec_dai, int mute, int direction) { … } static int aic31xx_clock_master_routes(struct snd_soc_component *component, unsigned int fmt) { … } static int aic31xx_set_dai_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt) { … } static int aic31xx_set_dai_sysclk(struct snd_soc_dai *codec_dai, int clk_id, unsigned int freq, int dir) { … } static int aic31xx_regulator_event(struct notifier_block *nb, unsigned long event, void *data) { … } static int aic31xx_reset(struct aic31xx_priv *aic31xx) { … } static void aic31xx_clk_on(struct snd_soc_component *component) { … } static void aic31xx_clk_off(struct snd_soc_component *component) { … } static int aic31xx_power_on(struct snd_soc_component *component) { … } static void aic31xx_power_off(struct snd_soc_component *component) { … } static int aic31xx_set_bias_level(struct snd_soc_component *component, enum snd_soc_bias_level level) { … } static int aic31xx_set_jack(struct snd_soc_component *component, struct snd_soc_jack *jack, void *data) { … } static int aic31xx_codec_probe(struct snd_soc_component *component) { … } static const struct snd_soc_component_driver soc_codec_driver_aic31xx = …; static const struct snd_soc_dai_ops aic31xx_dai_ops = …; static struct snd_soc_dai_driver dac31xx_dai_driver[] = …; static struct snd_soc_dai_driver aic31xx_dai_driver[] = …; #if defined(CONFIG_OF) static const struct of_device_id tlv320aic31xx_of_match[] = …; MODULE_DEVICE_TABLE(of, tlv320aic31xx_of_match); #endif /* CONFIG_OF */ #ifdef CONFIG_ACPI static const struct acpi_device_id aic31xx_acpi_match[] = …; MODULE_DEVICE_TABLE(acpi, aic31xx_acpi_match); #endif static irqreturn_t aic31xx_irq(int irq, void *data) { … } static void aic31xx_configure_ocmv(struct aic31xx_priv *priv) { … } static const struct i2c_device_id aic31xx_i2c_id[] = …; MODULE_DEVICE_TABLE(i2c, aic31xx_i2c_id); static int aic31xx_i2c_probe(struct i2c_client *i2c) { … } static struct i2c_driver aic31xx_i2c_driver = …; module_i2c_driver(…) …; MODULE_AUTHOR(…) …; MODULE_DESCRIPTION(…) …; MODULE_LICENSE(…) …;
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