// SPDX-License-Identifier: GPL-2.0-only /* * cs42l56.c -- CS42L56 ALSA SoC audio driver * * Copyright 2014 CirrusLogic, Inc. * * Author: Brian Austin <[email protected]> */ #include <linux/module.h> #include <linux/moduleparam.h> #include <linux/kernel.h> #include <linux/init.h> #include <linux/delay.h> #include <linux/pm.h> #include <linux/i2c.h> #include <linux/input.h> #include <linux/regmap.h> #include <linux/slab.h> #include <linux/workqueue.h> #include <linux/platform_device.h> #include <linux/regulator/consumer.h> #include <linux/of.h> #include <linux/of_gpio.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 <sound/cs42l56.h> #include "cs42l56.h" #define CS42L56_NUM_SUPPLIES … static const char *const cs42l56_supply_names[CS42L56_NUM_SUPPLIES] = …; struct cs42l56_private { … }; static const struct reg_default cs42l56_reg_defaults[] = …; static bool cs42l56_readable_register(struct device *dev, unsigned int reg) { … } static bool cs42l56_volatile_register(struct device *dev, unsigned int reg) { … } static DECLARE_TLV_DB_SCALE(beep_tlv, -5000, 200, 0); static DECLARE_TLV_DB_SCALE(hl_tlv, -6000, 50, 0); static DECLARE_TLV_DB_SCALE(adv_tlv, -10200, 50, 0); static DECLARE_TLV_DB_SCALE(adc_tlv, -9600, 100, 0); static DECLARE_TLV_DB_SCALE(tone_tlv, -1050, 150, 0); static DECLARE_TLV_DB_SCALE(preamp_tlv, 0, 1000, 0); static DECLARE_TLV_DB_SCALE(pga_tlv, -600, 50, 0); static const DECLARE_TLV_DB_RANGE(ngnb_tlv, 0, 1, TLV_DB_SCALE_ITEM(-8200, 600, 0), 2, 5, TLV_DB_SCALE_ITEM(-7600, 300, 0) ); static const DECLARE_TLV_DB_RANGE(ngb_tlv, 0, 2, TLV_DB_SCALE_ITEM(-6400, 600, 0), 3, 7, TLV_DB_SCALE_ITEM(-4600, 300, 0) ); static const DECLARE_TLV_DB_RANGE(alc_tlv, 0, 2, TLV_DB_SCALE_ITEM(-3000, 600, 0), 3, 7, TLV_DB_SCALE_ITEM(-1200, 300, 0) ); static const char * const beep_config_text[] = …; static const struct soc_enum beep_config_enum = …; static const char * const beep_pitch_text[] = …; static const struct soc_enum beep_pitch_enum = …; static const char * const beep_ontime_text[] = …; static const struct soc_enum beep_ontime_enum = …; static const char * const beep_offtime_text[] = …; static const struct soc_enum beep_offtime_enum = …; static const char * const beep_treble_text[] = …; static const struct soc_enum beep_treble_enum = …; static const char * const beep_bass_text[] = …; static const struct soc_enum beep_bass_enum = …; static const char * const pgaa_mux_text[] = …; static const struct soc_enum pgaa_mux_enum = …; static const struct snd_kcontrol_new pgaa_mux = …; static const char * const pgab_mux_text[] = …; static const struct soc_enum pgab_mux_enum = …; static const struct snd_kcontrol_new pgab_mux = …; static const char * const adca_mux_text[] = …; static const struct soc_enum adca_mux_enum = …; static const struct snd_kcontrol_new adca_mux = …; static const char * const adcb_mux_text[] = …; static const struct soc_enum adcb_mux_enum = …; static const struct snd_kcontrol_new adcb_mux = …; static const char * const left_swap_text[] = …; static const char * const right_swap_text[] = …; static const unsigned int swap_values[] = …; static const struct soc_enum adca_swap_enum = …; static const struct snd_kcontrol_new adca_swap_mux = …; static const struct soc_enum pcma_swap_enum = …; static const struct snd_kcontrol_new pcma_swap_mux = …; static const struct soc_enum adcb_swap_enum = …; static const struct snd_kcontrol_new adcb_swap_mux = …; static const struct soc_enum pcmb_swap_enum = …; static const struct snd_kcontrol_new pcmb_swap_mux = …; static const struct snd_kcontrol_new hpa_switch = …; static const struct snd_kcontrol_new hpb_switch = …; static const struct snd_kcontrol_new loa_switch = …; static const struct snd_kcontrol_new lob_switch = …; static const char * const hploa_input_text[] = …; static const struct soc_enum lineouta_input_enum = …; static const struct snd_kcontrol_new lineouta_input = …; static const struct soc_enum hpa_input_enum = …; static const struct snd_kcontrol_new hpa_input = …; static const char * const hplob_input_text[] = …; static const struct soc_enum lineoutb_input_enum = …; static const struct snd_kcontrol_new lineoutb_input = …; static const struct soc_enum hpb_input_enum = …; static const struct snd_kcontrol_new hpb_input = …; static const char * const dig_mux_text[] = …; static const struct soc_enum dig_mux_enum = …; static const struct snd_kcontrol_new dig_mux = …; static const char * const hpf_freq_text[] = …; static const struct soc_enum hpfa_freq_enum = …; static const struct soc_enum hpfb_freq_enum = …; static const char * const ng_delay_text[] = …; static const struct soc_enum ng_delay_enum = …; static const struct snd_kcontrol_new cs42l56_snd_controls[] = …; static const struct snd_soc_dapm_widget cs42l56_dapm_widgets[] = …; static const struct snd_soc_dapm_route cs42l56_audio_map[] = …; struct cs42l56_clk_para { … }; static const struct cs42l56_clk_para clk_ratio_table[] = …; static int cs42l56_get_mclk_ratio(int mclk, int rate) { … } static int cs42l56_set_sysclk(struct snd_soc_dai *codec_dai, int clk_id, unsigned int freq, int dir) { … } static int cs42l56_set_dai_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt) { … } static int cs42l56_mute(struct snd_soc_dai *dai, int mute, int direction) { … } static int cs42l56_pcm_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params, struct snd_soc_dai *dai) { … } static int cs42l56_set_bias_level(struct snd_soc_component *component, enum snd_soc_bias_level level) { … } #define CS42L56_RATES … #define CS42L56_FORMATS … static const struct snd_soc_dai_ops cs42l56_ops = …; static struct snd_soc_dai_driver cs42l56_dai = …; static int beep_freq[] = …; static void cs42l56_beep_work(struct work_struct *work) { … } /* For usability define a way of injecting beep events for the device - * many systems will not have a keyboard. */ static int cs42l56_beep_event(struct input_dev *dev, unsigned int type, unsigned int code, int hz) { … } static ssize_t beep_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { … } static DEVICE_ATTR_WO(beep); static void cs42l56_init_beep(struct snd_soc_component *component) { … } static void cs42l56_free_beep(struct snd_soc_component *component) { … } static int cs42l56_probe(struct snd_soc_component *component) { … } static void cs42l56_remove(struct snd_soc_component *component) { … } static const struct snd_soc_component_driver soc_component_dev_cs42l56 = …; static const struct regmap_config cs42l56_regmap = …; static int cs42l56_handle_of_data(struct i2c_client *i2c_client, struct cs42l56_platform_data *pdata) { … } static int cs42l56_i2c_probe(struct i2c_client *i2c_client) { … } static void cs42l56_i2c_remove(struct i2c_client *client) { … } static const struct of_device_id cs42l56_of_match[] = …; MODULE_DEVICE_TABLE(of, cs42l56_of_match); static const struct i2c_device_id cs42l56_id[] = …; MODULE_DEVICE_TABLE(i2c, cs42l56_id); static struct i2c_driver cs42l56_i2c_driver = …; module_i2c_driver(…) …; MODULE_DESCRIPTION(…) …; MODULE_AUTHOR(…) …; MODULE_LICENSE(…) …;
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