// SPDX-License-Identifier: GPL-2.0 #include <linux/bits.h> #include <linux/bitfield.h> #include <linux/delay.h> #include <linux/gpio/consumer.h> #include <linux/i2c.h> #include <linux/kernel.h> #include <linux/module.h> #include <linux/pm_runtime.h> #include <linux/regmap.h> #include <linux/regulator/consumer.h> #include <sound/pcm.h> #include <sound/pcm_params.h> #include <sound/soc.h> #include <sound/tlv.h> #define RT9120_REG_DEVID … #define RT9120_REG_I2SFMT … #define RT9120_REG_I2SWL … #define RT9120_REG_SDIOSEL … #define RT9120_REG_SYSCTL … #define RT9120_REG_SPKGAIN … #define RT9120_REG_VOLRAMP … #define RT9120_REG_ERRRPT … #define RT9120_REG_MSVOL … #define RT9120_REG_SWRESET … #define RT9120_REG_INTERCFG … #define RT9120_REG_INTERNAL0 … #define RT9120_REG_INTERNAL1 … #define RT9120_REG_UVPOPT … #define RT9120_REG_DIGCFG … #define RT9120_VID_MASK … #define RT9120_SWRST_MASK … #define RT9120_MUTE_MASK … #define RT9120_I2SFMT_MASK … #define RT9120_I2SFMT_SHIFT … #define RT9120_CFG_FMT_I2S … #define RT9120_CFG_FMT_LEFTJ … #define RT9120_CFG_FMT_RIGHTJ … #define RT9120_CFG_FMT_DSPA … #define RT9120_CFG_FMT_DSPB … #define RT9120_AUDBIT_MASK … #define RT9120_CFG_AUDBIT_16 … #define RT9120_CFG_AUDBIT_20 … #define RT9120_CFG_AUDBIT_24 … #define RT9120_AUDWL_MASK … #define RT9120_CFG_WORDLEN_16 … #define RT9120_CFG_WORDLEN_24 … #define RT9120_CFG_WORDLEN_32 … #define RT9120_DVDD_UVSEL_MASK … #define RT9120_AUTOSYNC_MASK … #define RT9120_VENDOR_ID … #define RT9120S_VENDOR_ID … #define RT9120_RESET_WAITMS … #define RT9120_CHIPON_WAITMS … #define RT9120_AMPON_WAITMS … #define RT9120_AMPOFF_WAITMS … #define RT9120_LVAPP_THRESUV … /* 8000 to 192000 supported , only 176400 not support */ #define RT9120_RATES_MASK … #define RT9120_FMTS_MASK … enum { … }; struct rt9120_data { … }; /* 11bit [min,max,step] = [-103.9375dB, 24dB, 0.0625dB] */ static const DECLARE_TLV_DB_SCALE(digital_tlv, -1039375, 625, 1); /* {6, 8, 10, 12, 13, 14, 15, 16}dB */ static const DECLARE_TLV_DB_RANGE(classd_tlv, 0, 3, TLV_DB_SCALE_ITEM(600, 200, 0), 4, 7, TLV_DB_SCALE_ITEM(1300, 100, 0) ); static const char * const sdo_select_text[] = …; static const struct soc_enum sdo_select_enum = …; static const struct snd_kcontrol_new rt9120_snd_controls[] = …; static int internal_power_event(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, int event) { … } static const struct snd_soc_dapm_widget rt9120_dapm_widgets[] = …; static const struct snd_soc_dapm_route rt9120_dapm_routes[] = …; static int rt9120_codec_probe(struct snd_soc_component *comp) { … } static int rt9120_codec_suspend(struct snd_soc_component *comp) { … } static int rt9120_codec_resume(struct snd_soc_component *comp) { … } static const struct snd_soc_component_driver rt9120_component_driver = …; static int rt9120_set_fmt(struct snd_soc_dai *dai, unsigned int fmt) { … } static int rt9120_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *param, struct snd_soc_dai *dai) { … } static const struct snd_soc_dai_ops rt9120_dai_ops = …; static struct snd_soc_dai_driver rt9120_dai = …; static const struct regmap_range rt9120_rd_yes_ranges[] = …; static const struct regmap_access_table rt9120_rd_table = …; static const struct regmap_range rt9120_wr_yes_ranges[] = …; static const struct regmap_access_table rt9120_wr_table = …; static bool rt9120_volatile_reg(struct device *dev, unsigned int reg) { … } static int rt9120_get_reg_size(unsigned int reg) { … } static int rt9120_reg_read(void *context, unsigned int reg, unsigned int *val) { … } static int rt9120_reg_write(void *context, unsigned int reg, unsigned int val) { … } static const struct reg_default rt9120_reg_defaults[] = …; static const struct regmap_config rt9120_regmap_config = …; static int rt9120_check_vendor_info(struct rt9120_data *data) { … } static int rt9120_do_register_reset(struct rt9120_data *data) { … } static int rt9120_probe(struct i2c_client *i2c) { … } static void rt9120_remove(struct i2c_client *i2c) { … } static int __maybe_unused rt9120_runtime_suspend(struct device *dev) { … } static int __maybe_unused rt9120_runtime_resume(struct device *dev) { … } static const struct dev_pm_ops rt9120_pm_ops = …; static const struct of_device_id __maybe_unused rt9120_device_table[] = …; MODULE_DEVICE_TABLE(of, rt9120_device_table); static struct i2c_driver rt9120_driver = …; module_i2c_driver(…) …; MODULE_AUTHOR(…) …; MODULE_DESCRIPTION(…) …; MODULE_LICENSE(…) …;
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