// SPDX-License-Identifier: GPL-2.0 // tscs454.c -- TSCS454 ALSA SoC Audio driver // Copyright 2018 Tempo Semiconductor, Inc. // Author: Steven Eckhoff <[email protected]> #include <linux/kernel.h> #include <linux/clk.h> #include <linux/device.h> #include <linux/regmap.h> #include <linux/i2c.h> #include <linux/err.h> #include <linux/string.h> #include <linux/module.h> #include <linux/delay.h> #include <linux/mutex.h> #include <sound/tlv.h> #include <sound/pcm_params.h> #include <sound/pcm.h> #include <sound/soc.h> #include <sound/soc-dapm.h> #include "tscs454.h" static const unsigned int PLL_44_1K_RATE = …; #define COEFF_SIZE … #define BIQUAD_COEFF_COUNT … #define BIQUAD_SIZE … #define COEFF_RAM_MAX_ADDR … #define COEFF_RAM_COEFF_COUNT … #define COEFF_RAM_SIZE … enum { … }; struct pll { … }; static inline void pll_init(struct pll *pll, int id) { … } struct internal_rate { … }; struct aif { … }; static inline void aif_init(struct aif *aif, unsigned int id) { … } struct coeff_ram { … }; static inline void init_coeff_ram_cache(u8 *cache) { … } static inline void coeff_ram_init(struct coeff_ram *ram) { … } struct aifs_status { … }; static inline void set_aif_status_active(struct aifs_status *status, int aif_id, bool playback) { … } static inline void set_aif_status_inactive(struct aifs_status *status, int aif_id, bool playback) { … } static bool aifs_active(struct aifs_status *status) { … } static bool aif_active(struct aifs_status *status, int aif_id) { … } struct tscs454 { … }; struct coeff_ram_ctl { … }; static const struct reg_sequence tscs454_patch[] = …; static bool tscs454_volatile(struct device *dev, unsigned int reg) { … } static bool tscs454_writable(struct device *dev, unsigned int reg) { … } static bool tscs454_readable(struct device *dev, unsigned int reg) { … } static bool tscs454_precious(struct device *dev, unsigned int reg) { … } static const struct regmap_range_cfg tscs454_regmap_range_cfg = …; static struct regmap_config const tscs454_regmap_cfg = …; static inline int tscs454_data_init(struct tscs454 *tscs454, struct i2c_client *i2c) { … } struct reg_setting { … }; static int coeff_ram_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } #define DACCRSTAT_MAX_TRYS … static int write_coeff_ram(struct snd_soc_component *component, u8 *coeff_ram, unsigned int r_stat, unsigned int r_addr, unsigned int r_wr, unsigned int coeff_addr, unsigned int coeff_cnt) { … } static int coeff_ram_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } static inline int coeff_ram_sync(struct snd_soc_component *component, struct tscs454 *tscs454) { … } #define PLL_REG_SETTINGS_COUNT … struct pll_ctl { … }; #define PLL_CTL(f, t, c1, r1, o1, f1l, f1h, c2, r2, o2, f2l, f2h) … static const struct pll_ctl pll_ctls[] = …; static inline const struct pll_ctl *get_pll_ctl(unsigned long freq_in) { … } enum { … }; static int set_sysclk(struct snd_soc_component *component) { … } static inline void reserve_pll(struct pll *pll) { … } static inline void free_pll(struct pll *pll) { … } static int pll_connected(struct snd_soc_dapm_widget *source, struct snd_soc_dapm_widget *sink) { … } /* * PLL must be enabled after power up and must be disabled before power down * for proper clock switching. */ static int pll_power_event(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, int event) { … } static inline int aif_set_provider(struct snd_soc_component *component, unsigned int aif_id, bool provider) { … } static inline int aif_prepare(struct snd_soc_component *component, struct aif *aif) { … } static inline int aif_free(struct snd_soc_component *component, struct aif *aif, bool playback) { … } /* R_PLLCTL PG 0 ADDR 0x15 */ static char const * const bclk_sel_txt[] = …; static struct soc_enum const bclk_sel_enum = …; /* R_ISRC PG 0 ADDR 0x16 */ static char const * const isrc_br_txt[] = …; static struct soc_enum const isrc_br_enum = …; static char const * const isrc_bm_txt[] = …; static struct soc_enum const isrc_bm_enum = …; /* R_SCLKCTL PG 0 ADDR 0x18 */ static char const * const modular_rate_txt[] = …; static struct soc_enum const adc_modular_rate_enum = …; static struct soc_enum const dac_modular_rate_enum = …; /* R_I2SIDCTL PG 0 ADDR 0x38 */ static char const * const data_ctrl_txt[] = …; static struct soc_enum const data_in_ctrl_enums[] = …; /* R_I2SODCTL PG 0 ADDR 0x39 */ static struct soc_enum const data_out_ctrl_enums[] = …; /* R_AUDIOMUX1 PG 0 ADDR 0x3A */ static char const * const asrc_mux_txt[] = …; static struct soc_enum const asrc_in_mux_enum = …; static char const * const dai_mux_txt[] = …; static struct soc_enum const dai2_mux_enum = …; static struct snd_kcontrol_new const dai2_mux_dapm_enum = …; static struct soc_enum const dai1_mux_enum = …; static struct snd_kcontrol_new const dai1_mux_dapm_enum = …; /* R_AUDIOMUX2 PG 0 ADDR 0x3B */ static struct soc_enum const asrc_out_mux_enum = …; static struct soc_enum const dac_mux_enum = …; static struct snd_kcontrol_new const dac_mux_dapm_enum = …; static struct soc_enum const dai3_mux_enum = …; static struct snd_kcontrol_new const dai3_mux_dapm_enum = …; /* R_AUDIOMUX3 PG 0 ADDR 0x3C */ static char const * const sub_mux_txt[] = …; static struct soc_enum const sub_mux_enum = …; static struct snd_kcontrol_new const sub_mux_dapm_enum = …; static struct soc_enum const classd_mux_enum = …; static struct snd_kcontrol_new const classd_mux_dapm_enum = …; /* R_HSDCTL1 PG 1 ADDR 0x01 */ static char const * const jack_type_txt[] = …; static struct soc_enum const hp_jack_type_enum = …; static char const * const hs_det_pol_txt[] = …; static struct soc_enum const hs_det_pol_enum = …; /* R_HSDCTL1 PG 1 ADDR 0x02 */ static char const * const hs_mic_bias_force_txt[] = …; static struct soc_enum const hs_mic_bias_force_enum = …; static char const * const plug_type_txt[] = …; static struct soc_enum const plug_type_force_enum = …; /* R_CH0AIC PG 1 ADDR 0x06 */ static char const * const in_bst_mux_txt[] = …; static struct soc_enum const in_bst_mux_ch0_enum = …; static struct snd_kcontrol_new const in_bst_mux_ch0_dapm_enum = …; static DECLARE_TLV_DB_SCALE(in_bst_vol_tlv_arr, 0, 1000, 0); static char const * const adc_mux_txt[] = …; static struct soc_enum const adc_mux_ch0_enum = …; static struct snd_kcontrol_new const adc_mux_ch0_dapm_enum = …; static char const * const in_proc_mux_txt[] = …; static struct soc_enum const in_proc_ch0_enum = …; static struct snd_kcontrol_new const in_proc_mux_ch0_dapm_enum = …; /* R_CH1AIC PG 1 ADDR 0x07 */ static struct soc_enum const in_bst_mux_ch1_enum = …; static struct snd_kcontrol_new const in_bst_mux_ch1_dapm_enum = …; static struct soc_enum const adc_mux_ch1_enum = …; static struct snd_kcontrol_new const adc_mux_ch1_dapm_enum = …; static struct soc_enum const in_proc_ch1_enum = …; static struct snd_kcontrol_new const in_proc_mux_ch1_dapm_enum = …; /* R_ICTL0 PG 1 ADDR 0x0A */ static char const * const pol_txt[] = …; static struct soc_enum const in_pol_ch1_enum = …; static struct soc_enum const in_pol_ch0_enum = …; static char const * const in_proc_ch_sel_txt[] = …; static struct soc_enum const in_proc_ch01_sel_enum = …; /* R_ICTL1 PG 1 ADDR 0x0B */ static struct soc_enum const in_pol_ch3_enum = …; static struct soc_enum const in_pol_ch2_enum = …; static struct soc_enum const in_proc_ch23_sel_enum = …; /* R_MICBIAS PG 1 ADDR 0x0C */ static char const * const mic_bias_txt[] = …; static struct soc_enum const mic_bias_2_enum = …; static struct soc_enum const mic_bias_1_enum = …; /* R_PGACTL0 PG 1 ADDR 0x0D */ /* R_PGACTL1 PG 1 ADDR 0x0E */ /* R_PGACTL2 PG 1 ADDR 0x0F */ /* R_PGACTL3 PG 1 ADDR 0x10 */ static DECLARE_TLV_DB_SCALE(in_pga_vol_tlv_arr, -1725, 75, 0); /* R_ICH0VOL PG1 ADDR 0x12 */ /* R_ICH1VOL PG1 ADDR 0x13 */ /* R_ICH2VOL PG1 ADDR 0x14 */ /* R_ICH3VOL PG1 ADDR 0x15 */ static DECLARE_TLV_DB_MINMAX(in_vol_tlv_arr, -7125, 2400); /* R_ASRCILVOL PG1 ADDR 0x16 */ /* R_ASRCIRVOL PG1 ADDR 0x17 */ /* R_ASRCOLVOL PG1 ADDR 0x18 */ /* R_ASRCORVOL PG1 ADDR 0x19 */ static DECLARE_TLV_DB_MINMAX(asrc_vol_tlv_arr, -9562, 600); /* R_ALCCTL0 PG1 ADDR 0x1D */ static char const * const alc_mode_txt[] = …; static struct soc_enum const alc_mode_enum = …; static char const * const alc_ref_text[] = …; static struct soc_enum const alc_ref_enum = …; /* R_ALCCTL1 PG 1 ADDR 0x1E */ static DECLARE_TLV_DB_SCALE(alc_max_gain_tlv_arr, -1200, 600, 0); static DECLARE_TLV_DB_SCALE(alc_target_tlv_arr, -2850, 150, 0); /* R_ALCCTL2 PG 1 ADDR 0x1F */ static DECLARE_TLV_DB_SCALE(alc_min_gain_tlv_arr, -1725, 600, 0); /* R_NGATE PG 1 ADDR 0x21 */ static DECLARE_TLV_DB_SCALE(ngth_tlv_arr, -7650, 150, 0); static char const * const ngate_type_txt[] = …; static struct soc_enum const ngate_type_enum = …; /* R_DMICCTL PG 1 ADDR 0x22 */ static char const * const dmic_mono_sel_txt[] = …; static struct soc_enum const dmic_mono_sel_enum = …; /* R_DACCTL PG 2 ADDR 0x01 */ static struct soc_enum const dac_pol_r_enum = …; static struct soc_enum const dac_pol_l_enum = …; static char const * const dac_dith_txt[] = …; static struct soc_enum const dac_dith_enum = …; /* R_SPKCTL PG 2 ADDR 0x02 */ static struct soc_enum const spk_pol_r_enum = …; static struct soc_enum const spk_pol_l_enum = …; /* R_SUBCTL PG 2 ADDR 0x03 */ static struct soc_enum const sub_pol_enum = …; /* R_MVOLL PG 2 ADDR 0x08 */ /* R_MVOLR PG 2 ADDR 0x09 */ static DECLARE_TLV_DB_MINMAX(mvol_tlv_arr, -9562, 0); /* R_HPVOLL PG 2 ADDR 0x0A */ /* R_HPVOLR PG 2 ADDR 0x0B */ static DECLARE_TLV_DB_SCALE(hp_vol_tlv_arr, -8850, 75, 0); /* R_SPKVOLL PG 2 ADDR 0x0C */ /* R_SPKVOLR PG 2 ADDR 0x0D */ static DECLARE_TLV_DB_SCALE(spk_vol_tlv_arr, -7725, 75, 0); /* R_SPKEQFILT PG 3 ADDR 0x01 */ static char const * const eq_txt[] = …; static struct soc_enum const spk_eq_enums[] = …; /* R_SPKMBCCTL PG 3 ADDR 0x0B */ static char const * const lvl_mode_txt[] = …; static struct soc_enum const spk_mbc3_lvl_det_mode_enum = …; static char const * const win_sel_txt[] = …; static struct soc_enum const spk_mbc3_win_sel_enum = …; static struct soc_enum const spk_mbc2_lvl_det_mode_enum = …; static struct soc_enum const spk_mbc2_win_sel_enum = …; static struct soc_enum const spk_mbc1_lvl_det_mode_enum = …; static struct soc_enum const spk_mbc1_win_sel_enum = …; /* R_SPKMBCMUG1 PG 3 ADDR 0x0C */ static struct soc_enum const spk_mbc1_phase_pol_enum = …; static DECLARE_TLV_DB_MINMAX(mbc_mug_tlv_arr, -4650, 0); /* R_SPKMBCTHR1 PG 3 ADDR 0x0D */ static DECLARE_TLV_DB_MINMAX(thr_tlv_arr, -9562, 0); /* R_SPKMBCRAT1 PG 3 ADDR 0x0E */ static char const * const comp_rat_txt[] = …; static struct soc_enum const spk_mbc1_comp_rat_enum = …; /* R_SPKMBCMUG2 PG 3 ADDR 0x13 */ static struct soc_enum const spk_mbc2_phase_pol_enum = …; /* R_SPKMBCRAT2 PG 3 ADDR 0x15 */ static struct soc_enum const spk_mbc2_comp_rat_enum = …; /* R_SPKMBCMUG3 PG 3 ADDR 0x1A */ static struct soc_enum const spk_mbc3_phase_pol_enum = …; /* R_SPKMBCRAT3 PG 3 ADDR 0x1C */ static struct soc_enum const spk_mbc3_comp_rat_enum = …; /* R_SPKCLECTL PG 3 ADDR 0x21 */ static struct soc_enum const spk_cle_lvl_mode_enum = …; static struct soc_enum const spk_cle_win_sel_enum = …; /* R_SPKCLEMUG PG 3 ADDR 0x22 */ static DECLARE_TLV_DB_MINMAX(cle_mug_tlv_arr, 0, 4650); /* R_SPKCOMPRAT PG 3 ADDR 0x24 */ static struct soc_enum const spk_comp_rat_enum = …; /* R_SPKEXPTHR PG 3 ADDR 0x2F */ static char const * const exp_rat_txt[] = …; static struct soc_enum const spk_exp_rat_enum = …; /* R_DACEQFILT PG 4 ADDR 0x01 */ static struct soc_enum const dac_eq_enums[] = …; /* R_DACMBCCTL PG 4 ADDR 0x0B */ static struct soc_enum const dac_mbc3_lvl_det_mode_enum = …; static struct soc_enum const dac_mbc3_win_sel_enum = …; static struct soc_enum const dac_mbc2_lvl_det_mode_enum = …; static struct soc_enum const dac_mbc2_win_sel_enum = …; static struct soc_enum const dac_mbc1_lvl_det_mode_enum = …; static struct soc_enum const dac_mbc1_win_sel_enum = …; /* R_DACMBCMUG1 PG 4 ADDR 0x0C */ static struct soc_enum const dac_mbc1_phase_pol_enum = …; /* R_DACMBCRAT1 PG 4 ADDR 0x0E */ static struct soc_enum const dac_mbc1_comp_rat_enum = …; /* R_DACMBCMUG2 PG 4 ADDR 0x13 */ static struct soc_enum const dac_mbc2_phase_pol_enum = …; /* R_DACMBCRAT2 PG 4 ADDR 0x15 */ static struct soc_enum const dac_mbc2_comp_rat_enum = …; /* R_DACMBCMUG3 PG 4 ADDR 0x1A */ static struct soc_enum const dac_mbc3_phase_pol_enum = …; /* R_DACMBCRAT3 PG 4 ADDR 0x1C */ static struct soc_enum const dac_mbc3_comp_rat_enum = …; /* R_DACCLECTL PG 4 ADDR 0x21 */ static struct soc_enum const dac_cle_lvl_mode_enum = …; static struct soc_enum const dac_cle_win_sel_enum = …; /* R_DACCOMPRAT PG 4 ADDR 0x24 */ static struct soc_enum const dac_comp_rat_enum = …; /* R_DACEXPRAT PG 4 ADDR 0x30 */ static struct soc_enum const dac_exp_rat_enum = …; /* R_SUBEQFILT PG 5 ADDR 0x01 */ static struct soc_enum const sub_eq_enums[] = …; /* R_SUBMBCCTL PG 5 ADDR 0x0B */ static struct soc_enum const sub_mbc3_lvl_det_mode_enum = …; static struct soc_enum const sub_mbc3_win_sel_enum = …; static struct soc_enum const sub_mbc2_lvl_det_mode_enum = …; static struct soc_enum const sub_mbc2_win_sel_enum = …; static struct soc_enum const sub_mbc1_lvl_det_mode_enum = …; static struct soc_enum const sub_mbc1_win_sel_enum = …; /* R_SUBMBCMUG1 PG 5 ADDR 0x0C */ static struct soc_enum const sub_mbc1_phase_pol_enum = …; /* R_SUBMBCRAT1 PG 5 ADDR 0x0E */ static struct soc_enum const sub_mbc1_comp_rat_enum = …; /* R_SUBMBCMUG2 PG 5 ADDR 0x13 */ static struct soc_enum const sub_mbc2_phase_pol_enum = …; /* R_SUBMBCRAT2 PG 5 ADDR 0x15 */ static struct soc_enum const sub_mbc2_comp_rat_enum = …; /* R_SUBMBCMUG3 PG 5 ADDR 0x1A */ static struct soc_enum const sub_mbc3_phase_pol_enum = …; /* R_SUBMBCRAT3 PG 5 ADDR 0x1C */ static struct soc_enum const sub_mbc3_comp_rat_enum = …; /* R_SUBCLECTL PG 5 ADDR 0x21 */ static struct soc_enum const sub_cle_lvl_mode_enum = …; static struct soc_enum const sub_cle_win_sel_enum = …; /* R_SUBCOMPRAT PG 5 ADDR 0x24 */ static struct soc_enum const sub_comp_rat_enum = …; /* R_SUBEXPRAT PG 5 ADDR 0x30 */ static struct soc_enum const sub_exp_rat_enum = …; static int bytes_info_ext(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *ucontrol) { … } /* CH 0_1 Input Mux */ static char const * const ch_0_1_mux_txt[] = …; static struct soc_enum const ch_0_1_mux_enum = …; static struct snd_kcontrol_new const ch_0_1_mux_dapm_enum = …; /* CH 2_3 Input Mux */ static char const * const ch_2_3_mux_txt[] = …; static struct soc_enum const ch_2_3_mux_enum = …; static struct snd_kcontrol_new const ch_2_3_mux_dapm_enum = …; /* CH 4_5 Input Mux */ static char const * const ch_4_5_mux_txt[] = …; static struct soc_enum const ch_4_5_mux_enum = …; static struct snd_kcontrol_new const ch_4_5_mux_dapm_enum = …; #define COEFF_RAM_CTL(xname, xcount, xaddr) … static struct snd_kcontrol_new const tscs454_snd_controls[] = …; static struct snd_soc_dapm_widget const tscs454_dapm_widgets[] = …; static struct snd_soc_dapm_route const tscs454_intercon[] = …; /* This is used when BCLK is sourcing the PLLs */ static int tscs454_set_sysclk(struct snd_soc_dai *dai, int clk_id, unsigned int freq, int dir) { … } static int tscs454_set_bclk_ratio(struct snd_soc_dai *dai, unsigned int ratio) { … } static inline int set_aif_provider_from_fmt(struct snd_soc_component *component, struct aif *aif, unsigned int fmt) { … } static inline int set_aif_tdm_delay(struct snd_soc_component *component, unsigned int dai_id, bool delay) { … } static inline int set_aif_format_from_fmt(struct snd_soc_component *component, unsigned int dai_id, unsigned int fmt) { … } static inline int set_aif_clock_format_from_fmt(struct snd_soc_component *component, unsigned int dai_id, unsigned int fmt) { … } static int tscs454_set_dai_fmt(struct snd_soc_dai *dai, unsigned int fmt) { … } static int tscs454_dai1_set_tdm_slot(struct snd_soc_dai *dai, unsigned int tx_mask, unsigned int rx_mask, int slots, int slot_width) { … } static int tscs454_dai23_set_tdm_slot(struct snd_soc_dai *dai, unsigned int tx_mask, unsigned int rx_mask, int slots, int slot_width) { … } static int set_aif_fs(struct snd_soc_component *component, unsigned int id, unsigned int rate) { … } static int set_aif_sample_format(struct snd_soc_component *component, snd_pcm_format_t format, int aif_id) { … } static int tscs454_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params, struct snd_soc_dai *dai) { … } static int tscs454_hw_free(struct snd_pcm_substream *substream, struct snd_soc_dai *dai) { … } static int tscs454_prepare(struct snd_pcm_substream *substream, struct snd_soc_dai *dai) { … } static struct snd_soc_dai_ops const tscs454_dai1_ops = …; static struct snd_soc_dai_ops const tscs454_dai23_ops = …; static int tscs454_probe(struct snd_soc_component *component) { … } static const struct snd_soc_component_driver soc_component_dev_tscs454 = …; #define TSCS454_RATES … #define TSCS454_FORMATS … static struct snd_soc_dai_driver tscs454_dais[] = …; static char const * const src_names[] = …; static int tscs454_i2c_probe(struct i2c_client *i2c) { … } static const struct i2c_device_id tscs454_i2c_id[] = …; MODULE_DEVICE_TABLE(i2c, tscs454_i2c_id); static const struct of_device_id tscs454_of_match[] = …; MODULE_DEVICE_TABLE(of, tscs454_of_match); static struct i2c_driver tscs454_i2c_driver = …; module_i2c_driver(…) …; MODULE_AUTHOR(…) …; MODULE_DESCRIPTION(…) …; MODULE_LICENSE(…) …;
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