// SPDX-License-Identifier: GPL-2.0-only /* * da732x.c --- Dialog DA732X ALSA SoC Audio Driver * * Copyright (C) 2012 Dialog Semiconductor GmbH * * Author: Michal Hajduk <[email protected]> */ #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/regmap.h> #include <linux/platform_device.h> #include <linux/slab.h> #include <linux/sysfs.h> #include <sound/core.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 <asm/div64.h> #include "da732x.h" #include "da732x_reg.h" struct da732x_priv { … }; /* * da732x register cache - default settings */ static const struct reg_default da732x_reg_cache[] = …; static inline int da732x_get_input_div(struct snd_soc_component *component, int sysclk) { … } static void da732x_set_charge_pump(struct snd_soc_component *component, int state) { … } static const DECLARE_TLV_DB_SCALE(mic_boost_tlv, DA732X_MIC_PRE_VOL_DB_MIN, DA732X_MIC_PRE_VOL_DB_INC, 0); static const DECLARE_TLV_DB_SCALE(mic_pga_tlv, DA732X_MIC_VOL_DB_MIN, DA732X_MIC_VOL_DB_INC, 0); static const DECLARE_TLV_DB_SCALE(aux_pga_tlv, DA732X_AUX_VOL_DB_MIN, DA732X_AUX_VOL_DB_INC, 0); static const DECLARE_TLV_DB_SCALE(hp_pga_tlv, DA732X_HP_VOL_DB_MIN, DA732X_AUX_VOL_DB_INC, 0); static const DECLARE_TLV_DB_SCALE(lin2_pga_tlv, DA732X_LIN2_VOL_DB_MIN, DA732X_LIN2_VOL_DB_INC, 0); static const DECLARE_TLV_DB_SCALE(lin3_pga_tlv, DA732X_LIN3_VOL_DB_MIN, DA732X_LIN3_VOL_DB_INC, 0); static const DECLARE_TLV_DB_SCALE(lin4_pga_tlv, DA732X_LIN4_VOL_DB_MIN, DA732X_LIN4_VOL_DB_INC, 0); static const DECLARE_TLV_DB_SCALE(adc_pga_tlv, DA732X_ADC_VOL_DB_MIN, DA732X_ADC_VOL_DB_INC, 0); static const DECLARE_TLV_DB_SCALE(dac_pga_tlv, DA732X_DAC_VOL_DB_MIN, DA732X_DAC_VOL_DB_INC, 0); static const DECLARE_TLV_DB_SCALE(eq_band_pga_tlv, DA732X_EQ_BAND_VOL_DB_MIN, DA732X_EQ_BAND_VOL_DB_INC, 0); static const DECLARE_TLV_DB_SCALE(eq_overall_tlv, DA732X_EQ_OVERALL_VOL_DB_MIN, DA732X_EQ_OVERALL_VOL_DB_INC, 0); /* High Pass Filter */ static const char *da732x_hpf_mode[] = …; static const char *da732x_hpf_music[] = …; static const char *da732x_hpf_voice[] = …; static SOC_ENUM_SINGLE_DECL(da732x_dac1_hpf_mode_enum, DA732X_REG_DAC1_HPF, DA732X_HPF_MODE_SHIFT, da732x_hpf_mode); static SOC_ENUM_SINGLE_DECL(da732x_dac2_hpf_mode_enum, DA732X_REG_DAC2_HPF, DA732X_HPF_MODE_SHIFT, da732x_hpf_mode); static SOC_ENUM_SINGLE_DECL(da732x_dac3_hpf_mode_enum, DA732X_REG_DAC3_HPF, DA732X_HPF_MODE_SHIFT, da732x_hpf_mode); static SOC_ENUM_SINGLE_DECL(da732x_adc1_hpf_mode_enum, DA732X_REG_ADC1_HPF, DA732X_HPF_MODE_SHIFT, da732x_hpf_mode); static SOC_ENUM_SINGLE_DECL(da732x_adc2_hpf_mode_enum, DA732X_REG_ADC2_HPF, DA732X_HPF_MODE_SHIFT, da732x_hpf_mode); static SOC_ENUM_SINGLE_DECL(da732x_dac1_hp_filter_enum, DA732X_REG_DAC1_HPF, DA732X_HPF_MUSIC_SHIFT, da732x_hpf_music); static SOC_ENUM_SINGLE_DECL(da732x_dac2_hp_filter_enum, DA732X_REG_DAC2_HPF, DA732X_HPF_MUSIC_SHIFT, da732x_hpf_music); static SOC_ENUM_SINGLE_DECL(da732x_dac3_hp_filter_enum, DA732X_REG_DAC3_HPF, DA732X_HPF_MUSIC_SHIFT, da732x_hpf_music); static SOC_ENUM_SINGLE_DECL(da732x_adc1_hp_filter_enum, DA732X_REG_ADC1_HPF, DA732X_HPF_MUSIC_SHIFT, da732x_hpf_music); static SOC_ENUM_SINGLE_DECL(da732x_adc2_hp_filter_enum, DA732X_REG_ADC2_HPF, DA732X_HPF_MUSIC_SHIFT, da732x_hpf_music); static SOC_ENUM_SINGLE_DECL(da732x_dac1_voice_filter_enum, DA732X_REG_DAC1_HPF, DA732X_HPF_VOICE_SHIFT, da732x_hpf_voice); static SOC_ENUM_SINGLE_DECL(da732x_dac2_voice_filter_enum, DA732X_REG_DAC2_HPF, DA732X_HPF_VOICE_SHIFT, da732x_hpf_voice); static SOC_ENUM_SINGLE_DECL(da732x_dac3_voice_filter_enum, DA732X_REG_DAC3_HPF, DA732X_HPF_VOICE_SHIFT, da732x_hpf_voice); static SOC_ENUM_SINGLE_DECL(da732x_adc1_voice_filter_enum, DA732X_REG_ADC1_HPF, DA732X_HPF_VOICE_SHIFT, da732x_hpf_voice); static SOC_ENUM_SINGLE_DECL(da732x_adc2_voice_filter_enum, DA732X_REG_ADC2_HPF, DA732X_HPF_VOICE_SHIFT, da732x_hpf_voice); static int da732x_hpf_set(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } static int da732x_hpf_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } static const struct snd_kcontrol_new da732x_snd_controls[] = …; static int da732x_adc_event(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, int event) { … } static int da732x_out_pga_event(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, int event) { … } static const char *adcl_text[] = …; static const char *adcr_text[] = …; static const char *enable_text[] = …; /* ADC1LMUX */ static SOC_ENUM_SINGLE_DECL(adc1l_enum, DA732X_REG_INP_MUX, DA732X_ADC1L_MUX_SEL_SHIFT, adcl_text); static const struct snd_kcontrol_new adc1l_mux = …; /* ADC1RMUX */ static SOC_ENUM_SINGLE_DECL(adc1r_enum, DA732X_REG_INP_MUX, DA732X_ADC1R_MUX_SEL_SHIFT, adcr_text); static const struct snd_kcontrol_new adc1r_mux = …; /* ADC2LMUX */ static SOC_ENUM_SINGLE_DECL(adc2l_enum, DA732X_REG_INP_MUX, DA732X_ADC2L_MUX_SEL_SHIFT, adcl_text); static const struct snd_kcontrol_new adc2l_mux = …; /* ADC2RMUX */ static SOC_ENUM_SINGLE_DECL(adc2r_enum, DA732X_REG_INP_MUX, DA732X_ADC2R_MUX_SEL_SHIFT, adcr_text); static const struct snd_kcontrol_new adc2r_mux = …; static SOC_ENUM_SINGLE_DECL(da732x_hp_left_output, DA732X_REG_HPL, DA732X_HP_OUT_DAC_EN_SHIFT, enable_text); static const struct snd_kcontrol_new hpl_mux = …; static SOC_ENUM_SINGLE_DECL(da732x_hp_right_output, DA732X_REG_HPR, DA732X_HP_OUT_DAC_EN_SHIFT, enable_text); static const struct snd_kcontrol_new hpr_mux = …; static SOC_ENUM_SINGLE_DECL(da732x_speaker_output, DA732X_REG_LIN3, DA732X_LOUT_DAC_EN_SHIFT, enable_text); static const struct snd_kcontrol_new spk_mux = …; static SOC_ENUM_SINGLE_DECL(da732x_lout4_output, DA732X_REG_LIN4, DA732X_LOUT_DAC_EN_SHIFT, enable_text); static const struct snd_kcontrol_new lout4_mux = …; static SOC_ENUM_SINGLE_DECL(da732x_lout2_output, DA732X_REG_LIN2, DA732X_LOUT_DAC_EN_SHIFT, enable_text); static const struct snd_kcontrol_new lout2_mux = …; static const struct snd_soc_dapm_widget da732x_dapm_widgets[] = …; static const struct snd_soc_dapm_route da732x_dapm_routes[] = …; static int da732x_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params, struct snd_soc_dai *dai) { … } static int da732x_set_dai_fmt(struct snd_soc_dai *dai, u32 fmt) { … } static int da732x_set_dai_pll(struct snd_soc_component *component, int pll_id, int source, unsigned int freq_in, unsigned int freq_out) { … } static int da732x_set_dai_sysclk(struct snd_soc_dai *dai, int clk_id, unsigned int freq, int dir) { … } #define DA732X_RATES … #define DA732X_FORMATS … static const struct snd_soc_dai_ops da732x_dai_ops = …; static struct snd_soc_dai_driver da732x_dai[] = …; static bool da732x_volatile(struct device *dev, unsigned int reg) { … } static const struct regmap_config da732x_regmap = …; static void da732x_dac_offset_adjust(struct snd_soc_component *component) { … } static void da732x_output_offset_adjust(struct snd_soc_component *component) { … } static void da732x_hp_dc_offset_cancellation(struct snd_soc_component *component) { … } static int da732x_set_bias_level(struct snd_soc_component *component, enum snd_soc_bias_level level) { … } static const struct snd_soc_component_driver soc_component_dev_da732x = …; static int da732x_i2c_probe(struct i2c_client *i2c) { … } static const struct i2c_device_id da732x_i2c_id[] = …; MODULE_DEVICE_TABLE(i2c, da732x_i2c_id); static struct i2c_driver da732x_i2c_driver = …; module_i2c_driver(…) …; MODULE_DESCRIPTION(…) …; MODULE_AUTHOR(…) …; MODULE_LICENSE(…) …;
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