// SPDX-License-Identifier: GPL-2.0 // TLV320ADCX140 Sound driver // Copyright (C) 2020 Texas Instruments Incorporated - https://www.ti.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/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/pcm.h> #include <sound/pcm_params.h> #include <sound/soc.h> #include <sound/initval.h> #include <sound/tlv.h> #include "tlv320adcx140.h" struct adcx140_priv { … }; static const char * const gpo_config_names[] = …; static const struct reg_default adcx140_reg_defaults[] = …; static const struct regmap_range_cfg adcx140_ranges[] = …; static bool adcx140_volatile(struct device *dev, unsigned int reg) { … } static const struct regmap_config adcx140_i2c_regmap = …; /* Digital Volume control. From -100 to 27 dB in 0.5 dB steps */ static DECLARE_TLV_DB_SCALE(dig_vol_tlv, -10050, 50, 0); /* ADC gain. From 0 to 42 dB in 1 dB steps */ static DECLARE_TLV_DB_SCALE(adc_tlv, 0, 100, 0); /* DRE Level. From -12 dB to -66 dB in 1 dB steps */ static DECLARE_TLV_DB_SCALE(dre_thresh_tlv, -6600, 100, 0); /* DRE Max Gain. From 2 dB to 26 dB in 2 dB steps */ static DECLARE_TLV_DB_SCALE(dre_gain_tlv, 200, 200, 0); /* AGC Level. From -6 dB to -36 dB in 2 dB steps */ static DECLARE_TLV_DB_SCALE(agc_thresh_tlv, -3600, 200, 0); /* AGC Max Gain. From 3 dB to 42 dB in 3 dB steps */ static DECLARE_TLV_DB_SCALE(agc_gain_tlv, 300, 300, 0); static const char * const decimation_filter_text[] = …; static SOC_ENUM_SINGLE_DECL(decimation_filter_enum, ADCX140_DSP_CFG0, 4, decimation_filter_text); static const struct snd_kcontrol_new decimation_filter_controls[] = …; static const char * const pdmclk_text[] = …; static SOC_ENUM_SINGLE_DECL(pdmclk_select_enum, ADCX140_PDMCLK_CFG, 0, pdmclk_text); static const struct snd_kcontrol_new pdmclk_div_controls[] = …; static const char * const resistor_text[] = …; static SOC_ENUM_SINGLE_DECL(in1_resistor_enum, ADCX140_CH1_CFG0, 2, resistor_text); static SOC_ENUM_SINGLE_DECL(in2_resistor_enum, ADCX140_CH2_CFG0, 2, resistor_text); static SOC_ENUM_SINGLE_DECL(in3_resistor_enum, ADCX140_CH3_CFG0, 2, resistor_text); static SOC_ENUM_SINGLE_DECL(in4_resistor_enum, ADCX140_CH4_CFG0, 2, resistor_text); static const struct snd_kcontrol_new in1_resistor_controls[] = …; static const struct snd_kcontrol_new in2_resistor_controls[] = …; static const struct snd_kcontrol_new in3_resistor_controls[] = …; static const struct snd_kcontrol_new in4_resistor_controls[] = …; /* Analog/Digital Selection */ static const char * const adcx140_mic_sel_text[] = …; static const char * const adcx140_analog_sel_text[] = …; static SOC_ENUM_SINGLE_DECL(adcx140_mic1p_enum, ADCX140_CH1_CFG0, 5, adcx140_mic_sel_text); static const struct snd_kcontrol_new adcx140_dapm_mic1p_control = …; static SOC_ENUM_SINGLE_DECL(adcx140_mic1_analog_enum, ADCX140_CH1_CFG0, 7, adcx140_analog_sel_text); static const struct snd_kcontrol_new adcx140_dapm_mic1_analog_control = …; static SOC_ENUM_SINGLE_DECL(adcx140_mic1m_enum, ADCX140_CH1_CFG0, 5, adcx140_mic_sel_text); static const struct snd_kcontrol_new adcx140_dapm_mic1m_control = …; static SOC_ENUM_SINGLE_DECL(adcx140_mic2p_enum, ADCX140_CH2_CFG0, 5, adcx140_mic_sel_text); static const struct snd_kcontrol_new adcx140_dapm_mic2p_control = …; static SOC_ENUM_SINGLE_DECL(adcx140_mic2_analog_enum, ADCX140_CH2_CFG0, 7, adcx140_analog_sel_text); static const struct snd_kcontrol_new adcx140_dapm_mic2_analog_control = …; static SOC_ENUM_SINGLE_DECL(adcx140_mic2m_enum, ADCX140_CH2_CFG0, 5, adcx140_mic_sel_text); static const struct snd_kcontrol_new adcx140_dapm_mic2m_control = …; static SOC_ENUM_SINGLE_DECL(adcx140_mic3p_enum, ADCX140_CH3_CFG0, 5, adcx140_mic_sel_text); static const struct snd_kcontrol_new adcx140_dapm_mic3p_control = …; static SOC_ENUM_SINGLE_DECL(adcx140_mic3_analog_enum, ADCX140_CH3_CFG0, 7, adcx140_analog_sel_text); static const struct snd_kcontrol_new adcx140_dapm_mic3_analog_control = …; static SOC_ENUM_SINGLE_DECL(adcx140_mic3m_enum, ADCX140_CH3_CFG0, 5, adcx140_mic_sel_text); static const struct snd_kcontrol_new adcx140_dapm_mic3m_control = …; static SOC_ENUM_SINGLE_DECL(adcx140_mic4p_enum, ADCX140_CH4_CFG0, 5, adcx140_mic_sel_text); static const struct snd_kcontrol_new adcx140_dapm_mic4p_control = …; static SOC_ENUM_SINGLE_DECL(adcx140_mic4_analog_enum, ADCX140_CH4_CFG0, 7, adcx140_analog_sel_text); static const struct snd_kcontrol_new adcx140_dapm_mic4_analog_control = …; static SOC_ENUM_SINGLE_DECL(adcx140_mic4m_enum, ADCX140_CH4_CFG0, 5, adcx140_mic_sel_text); static const struct snd_kcontrol_new adcx140_dapm_mic4m_control = …; static const struct snd_kcontrol_new adcx140_dapm_ch1_en_switch = …; static const struct snd_kcontrol_new adcx140_dapm_ch2_en_switch = …; static const struct snd_kcontrol_new adcx140_dapm_ch3_en_switch = …; static const struct snd_kcontrol_new adcx140_dapm_ch4_en_switch = …; static const struct snd_kcontrol_new adcx140_dapm_ch5_en_switch = …; static const struct snd_kcontrol_new adcx140_dapm_ch6_en_switch = …; static const struct snd_kcontrol_new adcx140_dapm_ch7_en_switch = …; static const struct snd_kcontrol_new adcx140_dapm_ch8_en_switch = …; static const struct snd_kcontrol_new adcx140_dapm_ch1_dre_en_switch = …; static const struct snd_kcontrol_new adcx140_dapm_ch2_dre_en_switch = …; static const struct snd_kcontrol_new adcx140_dapm_ch3_dre_en_switch = …; static const struct snd_kcontrol_new adcx140_dapm_ch4_dre_en_switch = …; static const struct snd_kcontrol_new adcx140_dapm_dre_en_switch = …; /* Output Mixer */ static const struct snd_kcontrol_new adcx140_output_mixer_controls[] = …; static const struct snd_soc_dapm_widget adcx140_dapm_widgets[] = …; static const struct snd_soc_dapm_route adcx140_audio_map[] = …; #define ADCX140_PHASE_CALIB_SWITCH(xname) … static int adcx140_phase_calib_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) { … } static int adcx140_phase_calib_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *value) { … } static int adcx140_phase_calib_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *value) { … } static const struct snd_kcontrol_new adcx140_snd_controls[] = …; static int adcx140_reset(struct adcx140_priv *adcx140) { … } static void adcx140_pwr_ctrl(struct adcx140_priv *adcx140, bool power_state) { … } static int adcx140_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params, struct snd_soc_dai *dai) { … } static int adcx140_set_dai_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt) { … } static int adcx140_set_dai_tdm_slot(struct snd_soc_dai *codec_dai, unsigned int tx_mask, unsigned int rx_mask, int slots, int slot_width) { … } static const struct snd_soc_dai_ops adcx140_dai_ops = …; static int adcx140_configure_gpo(struct adcx140_priv *adcx140) { … } static int adcx140_configure_gpio(struct adcx140_priv *adcx140) { … } static int adcx140_codec_probe(struct snd_soc_component *component) { … } static int adcx140_set_bias_level(struct snd_soc_component *component, enum snd_soc_bias_level level) { … } static const struct snd_soc_component_driver soc_codec_driver_adcx140 = …; static struct snd_soc_dai_driver adcx140_dai_driver[] = …; #ifdef CONFIG_OF static const struct of_device_id tlv320adcx140_of_match[] = …; MODULE_DEVICE_TABLE(of, tlv320adcx140_of_match); #endif static void adcx140_disable_regulator(void *arg) { … } static int adcx140_i2c_probe(struct i2c_client *i2c) { … } static const struct i2c_device_id adcx140_i2c_id[] = …; MODULE_DEVICE_TABLE(i2c, adcx140_i2c_id); static struct i2c_driver adcx140_i2c_driver = …; module_i2c_driver(…) …; MODULE_AUTHOR(…) …; MODULE_DESCRIPTION(…) …; MODULE_LICENSE(…) …;
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