// SPDX-License-Identifier: GPL-2.0-only /* * rt5640.c -- RT5640/RT5639 ALSA SoC audio codec driver * * Copyright 2011 Realtek Semiconductor Corp. * Author: Johnny Hsu <[email protected]> * Copyright (c) 2013, NVIDIA CORPORATION. All rights reserved. */ #include <linux/module.h> #include <linux/moduleparam.h> #include <linux/init.h> #include <linux/delay.h> #include <linux/pm.h> #include <linux/gpio/consumer.h> #include <linux/i2c.h> #include <linux/regmap.h> #include <linux/of.h> #include <linux/platform_device.h> #include <linux/spi/spi.h> #include <linux/acpi.h> #include <sound/core.h> #include <sound/jack.h> #include <sound/pcm.h> #include <sound/pcm_params.h> #include <sound/soc.h> #include <sound/soc-dapm.h> #include <sound/initval.h> #include <sound/tlv.h> #include "rl6231.h" #include "rt5640.h" #define RT5640_DEVICE_ID … #define RT5640_PR_RANGE_BASE … #define RT5640_PR_SPACING … #define RT5640_PR_BASE … static const struct regmap_range_cfg rt5640_ranges[] = …; static const struct reg_sequence init_list[] = …; static const struct reg_default rt5640_reg[] = …; static int rt5640_reset(struct snd_soc_component *component) { … } static bool rt5640_volatile_register(struct device *dev, unsigned int reg) { … } static bool rt5640_readable_register(struct device *dev, unsigned int reg) { … } static const DECLARE_TLV_DB_SCALE(out_vol_tlv, -4650, 150, 0); static const DECLARE_TLV_DB_MINMAX(dac_vol_tlv, -6562, 0); static const DECLARE_TLV_DB_SCALE(in_vol_tlv, -3450, 150, 0); static const DECLARE_TLV_DB_MINMAX(adc_vol_tlv, -1762, 3000); static const DECLARE_TLV_DB_SCALE(adc_bst_tlv, 0, 1200, 0); /* {0, +20, +24, +30, +35, +40, +44, +50, +52} dB */ static const DECLARE_TLV_DB_RANGE(bst_tlv, 0, 0, TLV_DB_SCALE_ITEM(0, 0, 0), 1, 1, TLV_DB_SCALE_ITEM(2000, 0, 0), 2, 2, TLV_DB_SCALE_ITEM(2400, 0, 0), 3, 5, TLV_DB_SCALE_ITEM(3000, 500, 0), 6, 6, TLV_DB_SCALE_ITEM(4400, 0, 0), 7, 7, TLV_DB_SCALE_ITEM(5000, 0, 0), 8, 8, TLV_DB_SCALE_ITEM(5200, 0, 0) ); /* Interface data select */ static const char * const rt5640_data_select[] = …; static SOC_ENUM_SINGLE_DECL(rt5640_if1_dac_enum, RT5640_DIG_INF_DATA, RT5640_IF1_DAC_SEL_SFT, rt5640_data_select); static SOC_ENUM_SINGLE_DECL(rt5640_if1_adc_enum, RT5640_DIG_INF_DATA, RT5640_IF1_ADC_SEL_SFT, rt5640_data_select); static SOC_ENUM_SINGLE_DECL(rt5640_if2_dac_enum, RT5640_DIG_INF_DATA, RT5640_IF2_DAC_SEL_SFT, rt5640_data_select); static SOC_ENUM_SINGLE_DECL(rt5640_if2_adc_enum, RT5640_DIG_INF_DATA, RT5640_IF2_ADC_SEL_SFT, rt5640_data_select); /* Class D speaker gain ratio */ static const char * const rt5640_clsd_spk_ratio[] = …; static SOC_ENUM_SINGLE_DECL(rt5640_clsd_spk_ratio_enum, RT5640_CLS_D_OUT, RT5640_CLSD_RATIO_SFT, rt5640_clsd_spk_ratio); static const struct snd_kcontrol_new rt5640_snd_controls[] = …; static const struct snd_kcontrol_new rt5640_specific_snd_controls[] = …; /** * set_dmic_clk - Set parameter of dmic. * * @w: DAPM widget. * @kcontrol: The kcontrol of this widget. * @event: Event id. * */ static int set_dmic_clk(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, int event) { … } static int is_using_asrc(struct snd_soc_dapm_widget *source, struct snd_soc_dapm_widget *sink) { … } /* Digital Mixer */ static const struct snd_kcontrol_new rt5640_sto_adc_l_mix[] = …; static const struct snd_kcontrol_new rt5640_sto_adc_r_mix[] = …; static const struct snd_kcontrol_new rt5640_mono_adc_l_mix[] = …; static const struct snd_kcontrol_new rt5640_mono_adc_r_mix[] = …; static const struct snd_kcontrol_new rt5640_dac_l_mix[] = …; static const struct snd_kcontrol_new rt5640_dac_r_mix[] = …; static const struct snd_kcontrol_new rt5640_sto_dac_l_mix[] = …; static const struct snd_kcontrol_new rt5640_sto_dac_r_mix[] = …; static const struct snd_kcontrol_new rt5639_sto_dac_l_mix[] = …; static const struct snd_kcontrol_new rt5639_sto_dac_r_mix[] = …; static const struct snd_kcontrol_new rt5640_mono_dac_l_mix[] = …; static const struct snd_kcontrol_new rt5640_mono_dac_r_mix[] = …; static const struct snd_kcontrol_new rt5640_dig_l_mix[] = …; static const struct snd_kcontrol_new rt5640_dig_r_mix[] = …; /* Analog Input Mixer */ static const struct snd_kcontrol_new rt5640_rec_l_mix[] = …; static const struct snd_kcontrol_new rt5640_rec_r_mix[] = …; /* Analog Output Mixer */ static const struct snd_kcontrol_new rt5640_spk_l_mix[] = …; static const struct snd_kcontrol_new rt5640_spk_r_mix[] = …; static const struct snd_kcontrol_new rt5640_out_l_mix[] = …; static const struct snd_kcontrol_new rt5640_out_r_mix[] = …; static const struct snd_kcontrol_new rt5639_out_l_mix[] = …; static const struct snd_kcontrol_new rt5639_out_r_mix[] = …; static const struct snd_kcontrol_new rt5640_spo_l_mix[] = …; static const struct snd_kcontrol_new rt5640_spo_r_mix[] = …; static const struct snd_kcontrol_new rt5640_hpo_mix[] = …; static const struct snd_kcontrol_new rt5639_hpo_mix[] = …; static const struct snd_kcontrol_new rt5640_lout_mix[] = …; static const struct snd_kcontrol_new rt5640_mono_mix[] = …; static const struct snd_kcontrol_new spk_l_enable_control = …; static const struct snd_kcontrol_new spk_r_enable_control = …; static const struct snd_kcontrol_new hp_l_enable_control = …; static const struct snd_kcontrol_new hp_r_enable_control = …; /* Stereo ADC source */ static const char * const rt5640_stereo_adc1_src[] = …; static SOC_ENUM_SINGLE_DECL(rt5640_stereo_adc1_enum, RT5640_STO_ADC_MIXER, RT5640_ADC_1_SRC_SFT, rt5640_stereo_adc1_src); static const struct snd_kcontrol_new rt5640_sto_adc_1_mux = …; static const char * const rt5640_stereo_adc2_src[] = …; static SOC_ENUM_SINGLE_DECL(rt5640_stereo_adc2_enum, RT5640_STO_ADC_MIXER, RT5640_ADC_2_SRC_SFT, rt5640_stereo_adc2_src); static const struct snd_kcontrol_new rt5640_sto_adc_2_mux = …; /* Mono ADC source */ static const char * const rt5640_mono_adc_l1_src[] = …; static SOC_ENUM_SINGLE_DECL(rt5640_mono_adc_l1_enum, RT5640_MONO_ADC_MIXER, RT5640_MONO_ADC_L1_SRC_SFT, rt5640_mono_adc_l1_src); static const struct snd_kcontrol_new rt5640_mono_adc_l1_mux = …; static const char * const rt5640_mono_adc_l2_src[] = …; static SOC_ENUM_SINGLE_DECL(rt5640_mono_adc_l2_enum, RT5640_MONO_ADC_MIXER, RT5640_MONO_ADC_L2_SRC_SFT, rt5640_mono_adc_l2_src); static const struct snd_kcontrol_new rt5640_mono_adc_l2_mux = …; static const char * const rt5640_mono_adc_r1_src[] = …; static SOC_ENUM_SINGLE_DECL(rt5640_mono_adc_r1_enum, RT5640_MONO_ADC_MIXER, RT5640_MONO_ADC_R1_SRC_SFT, rt5640_mono_adc_r1_src); static const struct snd_kcontrol_new rt5640_mono_adc_r1_mux = …; static const char * const rt5640_mono_adc_r2_src[] = …; static SOC_ENUM_SINGLE_DECL(rt5640_mono_adc_r2_enum, RT5640_MONO_ADC_MIXER, RT5640_MONO_ADC_R2_SRC_SFT, rt5640_mono_adc_r2_src); static const struct snd_kcontrol_new rt5640_mono_adc_r2_mux = …; /* DAC2 channel source */ static const char * const rt5640_dac_l2_src[] = …; static int rt5640_dac_l2_values[] = …; static SOC_VALUE_ENUM_SINGLE_DECL(rt5640_dac_l2_enum, RT5640_DSP_PATH2, RT5640_DAC_L2_SEL_SFT, 0x3, rt5640_dac_l2_src, rt5640_dac_l2_values); static const struct snd_kcontrol_new rt5640_dac_l2_mux = …; static const char * const rt5640_dac_r2_src[] = …; static int rt5640_dac_r2_values[] = …; static SOC_VALUE_ENUM_SINGLE_DECL(rt5640_dac_r2_enum, RT5640_DSP_PATH2, RT5640_DAC_R2_SEL_SFT, 0x3, rt5640_dac_r2_src, rt5640_dac_r2_values); static const struct snd_kcontrol_new rt5640_dac_r2_mux = …; /* digital interface and iis interface map */ static const char * const rt5640_dai_iis_map[] = …; static int rt5640_dai_iis_map_values[] = …; static SOC_VALUE_ENUM_SINGLE_DECL(rt5640_dai_iis_map_enum, RT5640_I2S1_SDP, RT5640_I2S_IF_SFT, 0x7, rt5640_dai_iis_map, rt5640_dai_iis_map_values); static const struct snd_kcontrol_new rt5640_dai_mux = …; /* SDI select */ static const char * const rt5640_sdi_sel[] = …; static SOC_ENUM_SINGLE_DECL(rt5640_sdi_sel_enum, RT5640_I2S2_SDP, RT5640_I2S2_SDI_SFT, rt5640_sdi_sel); static const struct snd_kcontrol_new rt5640_sdi_mux = …; static void hp_amp_power_on(struct snd_soc_component *component) { … } static void rt5640_pmu_depop(struct snd_soc_component *component) { … } static int rt5640_hp_event(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, int event) { … } static int rt5640_lout_event(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, int event) { … } static int rt5640_hp_power_event(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, int event) { … } static int rt5640_hp_post_event(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, int event) { … } static const struct snd_soc_dapm_widget rt5640_dapm_widgets[] = …; static const struct snd_soc_dapm_widget rt5640_specific_dapm_widgets[] = …; static const struct snd_soc_dapm_widget rt5639_specific_dapm_widgets[] = …; static const struct snd_soc_dapm_route rt5640_dapm_routes[] = …; static const struct snd_soc_dapm_route rt5640_specific_dapm_routes[] = …; static const struct snd_soc_dapm_route rt5639_specific_dapm_routes[] = …; static int get_sdp_info(struct snd_soc_component *component, int dai_id) { … } static int rt5640_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params, struct snd_soc_dai *dai) { … } static int rt5640_set_dai_fmt(struct snd_soc_dai *dai, unsigned int fmt) { … } static int rt5640_set_dai_sysclk(struct snd_soc_dai *dai, int clk_id, unsigned int freq, int dir) { … } static int rt5640_set_dai_pll(struct snd_soc_dai *dai, int pll_id, int source, unsigned int freq_in, unsigned int freq_out) { … } static int rt5640_set_bias_level(struct snd_soc_component *component, enum snd_soc_bias_level level) { … } int rt5640_dmic_enable(struct snd_soc_component *component, bool dmic1_data_pin, bool dmic2_data_pin) { … } EXPORT_SYMBOL_GPL(…); int rt5640_sel_asrc_clk_src(struct snd_soc_component *component, unsigned int filter_mask, unsigned int clk_src) { … } EXPORT_SYMBOL_GPL(…); void rt5640_enable_micbias1_for_ovcd(struct snd_soc_component *component) { … } EXPORT_SYMBOL_GPL(…); void rt5640_disable_micbias1_for_ovcd(struct snd_soc_component *component) { … } EXPORT_SYMBOL_GPL(…); static void rt5640_enable_micbias1_ovcd_irq(struct snd_soc_component *component) { … } static void rt5640_disable_micbias1_ovcd_irq(struct snd_soc_component *component) { … } static void rt5640_clear_micbias1_ovcd(struct snd_soc_component *component) { … } static bool rt5640_micbias1_ovcd(struct snd_soc_component *component) { … } static bool rt5640_jack_inserted(struct snd_soc_component *component) { … } /* Jack detect and button-press timings */ #define JACK_SETTLE_TIME … #define JACK_DETECT_COUNT … #define JACK_DETECT_MAXCOUNT … #define JACK_UNPLUG_TIME … #define BP_POLL_TIME … #define BP_POLL_MAXCOUNT … #define BP_THRESHOLD … static void rt5640_start_button_press_work(struct snd_soc_component *component) { … } static void rt5640_button_press_work(struct work_struct *work) { … } int rt5640_detect_headset(struct snd_soc_component *component, struct gpio_desc *hp_det_gpio) { … } EXPORT_SYMBOL_GPL(…); static void rt5640_jack_work(struct work_struct *work) { … } static irqreturn_t rt5640_irq(int irq, void *data) { … } static irqreturn_t rt5640_jd_gpio_irq(int irq, void *data) { … } static void rt5640_disable_irq_and_cancel_work(void *data) { … } void rt5640_set_ovcd_params(struct snd_soc_component *component) { … } EXPORT_SYMBOL_GPL(…); static void rt5640_disable_jack_detect(struct snd_soc_component *component) { … } static void rt5640_enable_jack_detect(struct snd_soc_component *component, struct snd_soc_jack *jack, struct rt5640_set_jack_data *jack_data) { … } static const struct snd_soc_dapm_route rt5640_hda_jack_dapm_routes[] = …; static void rt5640_enable_hda_jack_detect( struct snd_soc_component *component, struct snd_soc_jack *jack) { … } static int rt5640_set_jack(struct snd_soc_component *component, struct snd_soc_jack *jack, void *data) { … } static int rt5640_probe(struct snd_soc_component *component) { … } static void rt5640_remove(struct snd_soc_component *component) { … } #ifdef CONFIG_PM static int rt5640_suspend(struct snd_soc_component *component) { … } static int rt5640_resume(struct snd_soc_component *component) { … } #else #define rt5640_suspend … #define rt5640_resume … #endif #define RT5640_STEREO_RATES … #define RT5640_FORMATS … static const struct snd_soc_dai_ops rt5640_aif_dai_ops = …; static struct snd_soc_dai_driver rt5640_dai[] = …; static const struct snd_soc_component_driver soc_component_dev_rt5640 = …; static const struct regmap_config rt5640_regmap = …; static const struct i2c_device_id rt5640_i2c_id[] = …; MODULE_DEVICE_TABLE(i2c, rt5640_i2c_id); #if defined(CONFIG_OF) static const struct of_device_id rt5640_of_match[] = …; MODULE_DEVICE_TABLE(of, rt5640_of_match); #endif #ifdef CONFIG_ACPI static const struct acpi_device_id rt5640_acpi_match[] = …; MODULE_DEVICE_TABLE(acpi, rt5640_acpi_match); #endif static int rt5640_i2c_probe(struct i2c_client *i2c) { … } static struct i2c_driver rt5640_i2c_driver = …; module_i2c_driver(…) …; MODULE_DESCRIPTION(…) …; MODULE_AUTHOR(…) …; MODULE_LICENSE(…) …;
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