// SPDX-License-Identifier: GPL-2.0-only /* * max98090.c -- MAX98090 ALSA SoC Audio driver * * Copyright 2011-2012 Maxim Integrated Products */ #include <linux/delay.h> #include <linux/i2c.h> #include <linux/module.h> #include <linux/of.h> #include <linux/pm.h> #include <linux/regmap.h> #include <linux/slab.h> #include <linux/acpi.h> #include <linux/clk.h> #include <sound/jack.h> #include <sound/pcm.h> #include <sound/pcm_params.h> #include <sound/soc.h> #include <sound/tlv.h> #include <sound/max98090.h> #include "max98090.h" /* Allows for sparsely populated register maps */ static const struct reg_default max98090_reg[] = …; static bool max98090_volatile_register(struct device *dev, unsigned int reg) { … } static bool max98090_readable_register(struct device *dev, unsigned int reg) { … } static int max98090_reset(struct max98090_priv *max98090) { … } static const DECLARE_TLV_DB_RANGE(max98090_micboost_tlv, 0, 1, TLV_DB_SCALE_ITEM(0, 2000, 0), 2, 2, TLV_DB_SCALE_ITEM(3000, 0, 0) ); static const DECLARE_TLV_DB_SCALE(max98090_mic_tlv, 0, 100, 0); static const DECLARE_TLV_DB_SCALE(max98090_line_single_ended_tlv, -600, 600, 0); static const DECLARE_TLV_DB_RANGE(max98090_line_tlv, 0, 3, TLV_DB_SCALE_ITEM(-600, 300, 0), 4, 5, TLV_DB_SCALE_ITEM(1400, 600, 0) ); static const DECLARE_TLV_DB_SCALE(max98090_avg_tlv, 0, 600, 0); static const DECLARE_TLV_DB_SCALE(max98090_av_tlv, -1200, 100, 0); static const DECLARE_TLV_DB_SCALE(max98090_dvg_tlv, 0, 600, 0); static const DECLARE_TLV_DB_SCALE(max98090_dv_tlv, -1500, 100, 0); static const DECLARE_TLV_DB_SCALE(max98090_alcmakeup_tlv, 0, 100, 0); static const DECLARE_TLV_DB_SCALE(max98090_alccomp_tlv, -3100, 100, 0); static const DECLARE_TLV_DB_SCALE(max98090_drcexp_tlv, -6600, 100, 0); static const DECLARE_TLV_DB_SCALE(max98090_sdg_tlv, 50, 200, 0); static const DECLARE_TLV_DB_RANGE(max98090_mixout_tlv, 0, 1, TLV_DB_SCALE_ITEM(-1200, 250, 0), 2, 3, TLV_DB_SCALE_ITEM(-600, 600, 0) ); static const DECLARE_TLV_DB_RANGE(max98090_hp_tlv, 0, 6, TLV_DB_SCALE_ITEM(-6700, 400, 0), 7, 14, TLV_DB_SCALE_ITEM(-4000, 300, 0), 15, 21, TLV_DB_SCALE_ITEM(-1700, 200, 0), 22, 27, TLV_DB_SCALE_ITEM(-400, 100, 0), 28, 31, TLV_DB_SCALE_ITEM(150, 50, 0) ); static const DECLARE_TLV_DB_RANGE(max98090_spk_tlv, 0, 4, TLV_DB_SCALE_ITEM(-4800, 400, 0), 5, 10, TLV_DB_SCALE_ITEM(-2900, 300, 0), 11, 14, TLV_DB_SCALE_ITEM(-1200, 200, 0), 15, 29, TLV_DB_SCALE_ITEM(-500, 100, 0), 30, 39, TLV_DB_SCALE_ITEM(950, 50, 0) ); static const DECLARE_TLV_DB_RANGE(max98090_rcv_lout_tlv, 0, 6, TLV_DB_SCALE_ITEM(-6200, 400, 0), 7, 14, TLV_DB_SCALE_ITEM(-3500, 300, 0), 15, 21, TLV_DB_SCALE_ITEM(-1200, 200, 0), 22, 27, TLV_DB_SCALE_ITEM(100, 100, 0), 28, 31, TLV_DB_SCALE_ITEM(650, 50, 0) ); static int max98090_get_enab_tlv(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } static int max98090_put_enab_tlv(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } static const char *max98090_perf_pwr_text[] = …; static const char *max98090_pwr_perf_text[] = …; static SOC_ENUM_SINGLE_DECL(max98090_vcmbandgap_enum, M98090_REG_BIAS_CONTROL, M98090_VCM_MODE_SHIFT, max98090_pwr_perf_text); static const char *max98090_osr128_text[] = …; static SOC_ENUM_SINGLE_DECL(max98090_osr128_enum, M98090_REG_ADC_CONTROL, M98090_OSR128_SHIFT, max98090_osr128_text); static const char *max98090_mode_text[] = …; static SOC_ENUM_SINGLE_DECL(max98090_mode_enum, M98090_REG_FILTER_CONFIG, M98090_MODE_SHIFT, max98090_mode_text); static SOC_ENUM_SINGLE_DECL(max98090_filter_dmic34mode_enum, M98090_REG_FILTER_CONFIG, M98090_FLT_DMIC34MODE_SHIFT, max98090_mode_text); static const char *max98090_drcatk_text[] = …; static SOC_ENUM_SINGLE_DECL(max98090_drcatk_enum, M98090_REG_DRC_TIMING, M98090_DRCATK_SHIFT, max98090_drcatk_text); static const char *max98090_drcrls_text[] = …; static SOC_ENUM_SINGLE_DECL(max98090_drcrls_enum, M98090_REG_DRC_TIMING, M98090_DRCRLS_SHIFT, max98090_drcrls_text); static const char *max98090_alccmp_text[] = …; static SOC_ENUM_SINGLE_DECL(max98090_alccmp_enum, M98090_REG_DRC_COMPRESSOR, M98090_DRCCMP_SHIFT, max98090_alccmp_text); static const char *max98090_drcexp_text[] = …; static SOC_ENUM_SINGLE_DECL(max98090_drcexp_enum, M98090_REG_DRC_EXPANDER, M98090_DRCEXP_SHIFT, max98090_drcexp_text); static SOC_ENUM_SINGLE_DECL(max98090_dac_perfmode_enum, M98090_REG_DAC_CONTROL, M98090_PERFMODE_SHIFT, max98090_perf_pwr_text); static SOC_ENUM_SINGLE_DECL(max98090_dachp_enum, M98090_REG_DAC_CONTROL, M98090_DACHP_SHIFT, max98090_pwr_perf_text); static SOC_ENUM_SINGLE_DECL(max98090_adchp_enum, M98090_REG_ADC_CONTROL, M98090_ADCHP_SHIFT, max98090_pwr_perf_text); static const struct snd_kcontrol_new max98090_snd_controls[] = …; static const struct snd_kcontrol_new max98091_snd_controls[] = …; static int max98090_micinput_event(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, int event) { … } static int max98090_shdn_event(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, int event) { … } static const char *mic1_mux_text[] = …; static SOC_ENUM_SINGLE_DECL(mic1_mux_enum, M98090_REG_INPUT_MODE, M98090_EXTMIC1_SHIFT, mic1_mux_text); static const struct snd_kcontrol_new max98090_mic1_mux = …; static const char *mic2_mux_text[] = …; static SOC_ENUM_SINGLE_DECL(mic2_mux_enum, M98090_REG_INPUT_MODE, M98090_EXTMIC2_SHIFT, mic2_mux_text); static const struct snd_kcontrol_new max98090_mic2_mux = …; static const char *dmic_mux_text[] = …; static SOC_ENUM_SINGLE_VIRT_DECL(dmic_mux_enum, dmic_mux_text); static const struct snd_kcontrol_new max98090_dmic_mux = …; /* LINEA mixer switch */ static const struct snd_kcontrol_new max98090_linea_mixer_controls[] = …; /* LINEB mixer switch */ static const struct snd_kcontrol_new max98090_lineb_mixer_controls[] = …; /* Left ADC mixer switch */ static const struct snd_kcontrol_new max98090_left_adc_mixer_controls[] = …; /* Right ADC mixer switch */ static const struct snd_kcontrol_new max98090_right_adc_mixer_controls[] = …; static const char *lten_mux_text[] = …; static SOC_ENUM_SINGLE_DECL(ltenl_mux_enum, M98090_REG_IO_CONFIGURATION, M98090_LTEN_SHIFT, lten_mux_text); static SOC_ENUM_SINGLE_DECL(ltenr_mux_enum, M98090_REG_IO_CONFIGURATION, M98090_LTEN_SHIFT, lten_mux_text); static const struct snd_kcontrol_new max98090_ltenl_mux = …; static const struct snd_kcontrol_new max98090_ltenr_mux = …; static const char *lben_mux_text[] = …; static SOC_ENUM_SINGLE_DECL(lbenl_mux_enum, M98090_REG_IO_CONFIGURATION, M98090_LBEN_SHIFT, lben_mux_text); static SOC_ENUM_SINGLE_DECL(lbenr_mux_enum, M98090_REG_IO_CONFIGURATION, M98090_LBEN_SHIFT, lben_mux_text); static const struct snd_kcontrol_new max98090_lbenl_mux = …; static const struct snd_kcontrol_new max98090_lbenr_mux = …; static const char *stenl_mux_text[] = …; static const char *stenr_mux_text[] = …; static SOC_ENUM_SINGLE_DECL(stenl_mux_enum, M98090_REG_ADC_SIDETONE, M98090_DSTSL_SHIFT, stenl_mux_text); static SOC_ENUM_SINGLE_DECL(stenr_mux_enum, M98090_REG_ADC_SIDETONE, M98090_DSTSR_SHIFT, stenr_mux_text); static const struct snd_kcontrol_new max98090_stenl_mux = …; static const struct snd_kcontrol_new max98090_stenr_mux = …; /* Left speaker mixer switch */ static const struct snd_kcontrol_new max98090_left_speaker_mixer_controls[] = …; /* Right speaker mixer switch */ static const struct snd_kcontrol_new max98090_right_speaker_mixer_controls[] = …; /* Left headphone mixer switch */ static const struct snd_kcontrol_new max98090_left_hp_mixer_controls[] = …; /* Right headphone mixer switch */ static const struct snd_kcontrol_new max98090_right_hp_mixer_controls[] = …; /* Left receiver mixer switch */ static const struct snd_kcontrol_new max98090_left_rcv_mixer_controls[] = …; /* Right receiver mixer switch */ static const struct snd_kcontrol_new max98090_right_rcv_mixer_controls[] = …; static const char *linmod_mux_text[] = …; static SOC_ENUM_SINGLE_DECL(linmod_mux_enum, M98090_REG_LOUTR_MIXER, M98090_LINMOD_SHIFT, linmod_mux_text); static const struct snd_kcontrol_new max98090_linmod_mux = …; static const char *mixhpsel_mux_text[] = …; /* * This is a mux as it selects the HP output, but to DAPM it is a Mixer enable */ static SOC_ENUM_SINGLE_DECL(mixhplsel_mux_enum, M98090_REG_HP_CONTROL, M98090_MIXHPLSEL_SHIFT, mixhpsel_mux_text); static const struct snd_kcontrol_new max98090_mixhplsel_mux = …; static SOC_ENUM_SINGLE_DECL(mixhprsel_mux_enum, M98090_REG_HP_CONTROL, M98090_MIXHPRSEL_SHIFT, mixhpsel_mux_text); static const struct snd_kcontrol_new max98090_mixhprsel_mux = …; static const struct snd_soc_dapm_widget max98090_dapm_widgets[] = …; static const struct snd_soc_dapm_widget max98091_dapm_widgets[] = …; static const struct snd_soc_dapm_route max98090_dapm_routes[] = …; static const struct snd_soc_dapm_route max98091_dapm_routes[] = …; static int max98090_add_widgets(struct snd_soc_component *component) { … } static const int pclk_rates[] = …; static const int lrclk_rates[] = …; static const int user_pclk_rates[] = …; static const int user_lrclk_rates[] = …; static const unsigned long long ni_value[] = …; static const unsigned long long mi_value[] = …; static void max98090_configure_bclk(struct snd_soc_component *component) { … } static int max98090_dai_set_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt) { … } static int max98090_set_tdm_slot(struct snd_soc_dai *codec_dai, unsigned int tx_mask, unsigned int rx_mask, int slots, int slot_width) { … } static int max98090_set_bias_level(struct snd_soc_component *component, enum snd_soc_bias_level level) { … } static const int dmic_divisors[] = …; static const int comp_lrclk_rates[] = …; struct dmic_table { … }; static const struct dmic_table dmic_table[] = …; static int max98090_find_divisor(int target_freq, int pclk) { … } static int max98090_find_closest_pclk(int pclk) { … } static int max98090_configure_dmic(struct max98090_priv *max98090, int target_dmic_clk, int pclk, int fs) { … } static int max98090_dai_startup(struct snd_pcm_substream *substream, struct snd_soc_dai *dai) { … } static int max98090_dai_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params, struct snd_soc_dai *dai) { … } /* * PLL / Sysclk */ static int max98090_dai_set_sysclk(struct snd_soc_dai *dai, int clk_id, unsigned int freq, int dir) { … } static int max98090_dai_mute(struct snd_soc_dai *codec_dai, int mute, int direction) { … } static int max98090_dai_trigger(struct snd_pcm_substream *substream, int cmd, struct snd_soc_dai *dai) { … } static void max98090_pll_det_enable_work(struct work_struct *work) { … } static void max98090_pll_det_disable_work(struct work_struct *work) { … } static void max98090_pll_work(struct max98090_priv *max98090) { … } static void max98090_jack_work(struct work_struct *work) { … } static irqreturn_t max98090_interrupt(int irq, void *data) { … } /** * max98090_mic_detect - Enable microphone detection via the MAX98090 IRQ * * @component: MAX98090 component * @jack: jack to report detection events on * * Enable microphone detection via IRQ on the MAX98090. If GPIOs are * being used to bring out signals to the processor then only platform * data configuration is needed for MAX98090 and processor GPIOs should * be configured using snd_soc_jack_add_gpios() instead. * * If no jack is supplied detection will be disabled. */ int max98090_mic_detect(struct snd_soc_component *component, struct snd_soc_jack *jack) { … } EXPORT_SYMBOL_GPL(…); #define MAX98090_RATES … #define MAX98090_FORMATS … static const struct snd_soc_dai_ops max98090_dai_ops = …; static struct snd_soc_dai_driver max98090_dai = …; static int max98090_probe(struct snd_soc_component *component) { … } static void max98090_remove(struct snd_soc_component *component) { … } static void max98090_seq_notifier(struct snd_soc_component *component, enum snd_soc_dapm_type event, int subseq) { … } static const struct snd_soc_component_driver soc_component_dev_max98090 = …; static const struct regmap_config max98090_regmap = …; static const struct i2c_device_id max98090_i2c_id[] = …; MODULE_DEVICE_TABLE(i2c, max98090_i2c_id); static int max98090_i2c_probe(struct i2c_client *i2c) { … } static void max98090_i2c_shutdown(struct i2c_client *i2c) { … } static void max98090_i2c_remove(struct i2c_client *client) { … } #ifdef CONFIG_PM static int max98090_runtime_resume(struct device *dev) { … } static int max98090_runtime_suspend(struct device *dev) { … } #endif #ifdef CONFIG_PM_SLEEP static int max98090_resume(struct device *dev) { … } #endif static const struct dev_pm_ops max98090_pm = …; #ifdef CONFIG_OF static const struct of_device_id max98090_of_match[] = …; MODULE_DEVICE_TABLE(of, max98090_of_match); #endif #ifdef CONFIG_ACPI static const struct acpi_device_id max98090_acpi_match[] = …; MODULE_DEVICE_TABLE(acpi, max98090_acpi_match); #endif static struct i2c_driver max98090_i2c_driver = …; module_i2c_driver(…) …; MODULE_DESCRIPTION(…) …; MODULE_AUTHOR(…) …; MODULE_LICENSE(…) …;
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