// SPDX-License-Identifier: GPL-2.0 // Copyright (c) 2022, Analog Devices Inc. #include <linux/acpi.h> #include <linux/delay.h> #include <linux/gpio/consumer.h> #include <linux/i2c.h> #include <linux/module.h> #include <linux/mod_devicetable.h> #include <linux/of.h> #include <linux/pm_runtime.h> #include <linux/regmap.h> #include <linux/slab.h> #include <linux/cdev.h> #include <sound/pcm.h> #include <sound/pcm_params.h> #include <sound/soc.h> #include <sound/tlv.h> #include "max98388.h" static struct reg_default max98388_reg[] = …; static int max98388_dac_event(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, int event) { … } static const char * const max98388_monomix_switch_text[] = …; static const struct soc_enum dai_sel_enum = …; static const struct snd_kcontrol_new max98388_dai_controls = …; static const struct snd_kcontrol_new max98388_vi_control = …; static const struct snd_soc_dapm_widget max98388_dapm_widgets[] = …; static DECLARE_TLV_DB_SCALE(max98388_digital_tlv, -6350, 50, 1); static DECLARE_TLV_DB_SCALE(max98388_amp_gain_tlv, -300, 300, 0); static const char * const max98388_alc_max_atten_text[] = …; static SOC_ENUM_SINGLE_DECL(max98388_alc_max_atten_enum, MAX98388_R20E2_BP_ALC_ATTEN, MAX98388_ALC_MAX_ATTEN_SHIFT, max98388_alc_max_atten_text); static const char * const max98388_thermal_warn_text[] = …; static SOC_ENUM_SINGLE_DECL(max98388_thermal_warning_thresh_enum, MAX98388_R2020_THERM_WARN_THRESH, MAX98388_THERM_WARN_THRESH_SHIFT, max98388_thermal_warn_text); static const char * const max98388_thermal_shutdown_text[] = …; static SOC_ENUM_SINGLE_DECL(max98388_thermal_shutdown_thresh_enum, MAX98388_R2020_THERM_WARN_THRESH, MAX98388_THERM_SHDN_THRESH_SHIFT, max98388_thermal_shutdown_text); static const char * const max98388_alc_thresh_single_text[] = …; static SOC_ENUM_SINGLE_DECL(max98388_alc_thresh_single_enum, MAX98388_R20E0_BP_ALC_THRESH, MAX98388_ALC_THRESH_SHIFT, max98388_alc_thresh_single_text); static const char * const max98388_alc_attack_rate_text[] = …; static SOC_ENUM_SINGLE_DECL(max98388_alc_attack_rate_enum, MAX98388_R20E1_BP_ALC_RATES, MAX98388_ALC_ATTACK_RATE_SHIFT, max98388_alc_attack_rate_text); static const char * const max98388_alc_release_rate_text[] = …; static SOC_ENUM_SINGLE_DECL(max98388_alc_release_rate_enum, MAX98388_R20E1_BP_ALC_RATES, MAX98388_ALC_RELEASE_RATE_SHIFT, max98388_alc_release_rate_text); static const char * const max98388_alc_debounce_text[] = …; static SOC_ENUM_SINGLE_DECL(max98388_alc_debouce_enum, MAX98388_R20E3_BP_ALC_REL, MAX98388_ALC_DEBOUNCE_TIME_SHIFT, max98388_alc_debounce_text); static const char * const max98388_alc_mute_delay_text[] = …; static SOC_ENUM_SINGLE_DECL(max98388_alc_mute_delay_enum, MAX98388_R20E4_BP_ALC_MUTE, MAX98388_ALC_MUTE_DELAY_SHIFT, max98388_alc_mute_delay_text); static const char * const max98388_spkmon_duration_text[] = …; static SOC_ENUM_SINGLE_DECL(max98388_spkmon_duration_enum, MAX98388_R2033_SPK_MON_DURATION, MAX98388_SPKMON_DURATION_SHIFT, max98388_spkmon_duration_text); static const char * const max98388_spkmon_thresh_text[] = …; static SOC_ENUM_SINGLE_DECL(max98388_spkmon_thresh_enum, MAX98388_R2031_SPK_MON_THRESH, MAX98388_SPKMON_THRESH_SHIFT, max98388_spkmon_thresh_text); static const char * const max98388_spkmon_load_text[] = …; static SOC_ENUM_SINGLE_DECL(max98388_spkmon_load_enum, MAX98388_R2032_SPK_MON_LD_SEL, MAX98388_SPKMON_LOAD_SHIFT, max98388_spkmon_load_text); static const char * const max98388_edge_rate_text[] = …; static SOC_ENUM_SINGLE_DECL(max98388_edge_rate_falling_enum, MAX98388_R2094_SPK_AMP_ER_CTRL, MAX98388_EDGE_RATE_FALL_SHIFT, max98388_edge_rate_text); static SOC_ENUM_SINGLE_DECL(max98388_edge_rate_rising_enum, MAX98388_R2094_SPK_AMP_ER_CTRL, MAX98388_EDGE_RATE_RISE_SHIFT, max98388_edge_rate_text); static const char * const max98388_ssm_mod_text[] = …; static SOC_ENUM_SINGLE_DECL(max98388_ssm_mod_enum, MAX98388_R2093_SPK_AMP_SSM_CFG, MAX98388_SPK_AMP_SSM_MOD_SHIFT, max98388_ssm_mod_text); static const struct snd_kcontrol_new max98388_snd_controls[] = …; static const struct snd_soc_dapm_route max98388_audio_map[] = …; static void max98388_reset(struct max98388_priv *max98388, struct device *dev) { … } static int max98388_probe(struct snd_soc_component *component) { … } static int max98388_dai_set_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt) { … } /* BCLKs per LRCLK */ static const int bclk_sel_table[] = …; static int max98388_get_bclk_sel(int bclk) { … } static int max98388_set_clock(struct snd_soc_component *component, struct snd_pcm_hw_params *params) { … } static int max98388_dai_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params, struct snd_soc_dai *dai) { … } #define MAX_NUM_SLOTS … #define MAX_NUM_CH … static int max98388_dai_tdm_slot(struct snd_soc_dai *dai, unsigned int tx_mask, unsigned int rx_mask, int slots, int slot_width) { … } #define MAX98388_RATES … #define MAX98388_FORMATS … static const struct snd_soc_dai_ops max98388_dai_ops = …; static bool max98388_readable_register(struct device *dev, unsigned int reg) { switch (reg) { case MAX98388_R2001_INT_RAW1 ... MAX98388_R2002_INT_RAW2: case MAX98388_R2004_INT_STATE1... MAX98388_R2005_INT_STATE2: case MAX98388_R2020_THERM_WARN_THRESH: case MAX98388_R2031_SPK_MON_THRESH ... MAX98388_R2033_SPK_MON_DURATION: case MAX98388_R2037_ERR_MON_CTRL: case MAX98388_R2040_PCM_MODE_CFG ... MAX98388_R2042_PCM_SR_SETUP: case MAX98388_R2044_PCM_TX_CTRL1 ... MAX98388_R2045_PCM_TX_CTRL2: case MAX98388_R2050_PCM_TX_HIZ_CTRL1 ... MAX98388_R2059_PCM_RX_SRC2: case MAX98388_R205C_PCM_TX_DRIVE_STRENGTH ... MAX98388_R205F_PCM_TX_EN: case MAX98388_R2090_SPK_CH_VOL_CTRL ... MAX98388_R2094_SPK_AMP_ER_CTRL: case MAX98388_R209E_SPK_CH_PINK_NOISE_EN ... MAX98388_R209F_SPK_CH_AMP_EN: case MAX98388_R20A0_IV_DATA_DSP_CTRL: case MAX98388_R20A7_IV_DATA_EN: case MAX98388_R20E0_BP_ALC_THRESH ... MAX98388_R20E4_BP_ALC_MUTE: case MAX98388_R20EE_BP_INF_HOLD_REL ... MAX98388_R20EF_BP_ALC_EN: case MAX98388_R210E_AUTO_RESTART: case MAX98388_R210F_GLOBAL_EN: case MAX98388_R22FF_REV_ID: return true; default: return false; } }; static bool max98388_volatile_reg(struct device *dev, unsigned int reg) { … } static struct snd_soc_dai_driver max98388_dai[] = …; static int max98388_suspend(struct device *dev) { … } static int max98388_resume(struct device *dev) { … } static const struct dev_pm_ops max98388_pm = …; static const struct regmap_config max98388_regmap = …; static const struct snd_soc_component_driver soc_codec_dev_max98388 = …; static void max98388_read_deveice_property(struct device *dev, struct max98388_priv *max98388) { … } static int max98388_i2c_probe(struct i2c_client *i2c) { … } static const struct i2c_device_id max98388_i2c_id[] = …; MODULE_DEVICE_TABLE(i2c, max98388_i2c_id); static const struct of_device_id max98388_of_match[] = …; MODULE_DEVICE_TABLE(of, max98388_of_match); static const struct acpi_device_id max98388_acpi_match[] = …; MODULE_DEVICE_TABLE(acpi, max98388_acpi_match); static struct i2c_driver max98388_i2c_driver = …; module_i2c_driver(…) … MODULE_DESCRIPTION(…) …; MODULE_AUTHOR(…) …; MODULE_LICENSE(…) …;
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