// SPDX-License-Identifier: GPL-2.0-only /* ALSA SoC TLV320AIC3X codec driver * * Author: Vladimir Barinov, <[email protected]> * Copyright: (C) 2007 MontaVista Software, Inc., <[email protected]> * * Based on sound/soc/codecs/wm8753.c by Liam Girdwood * * Notes: * The AIC3X is a driver for a low power stereo audio * codecs aic31, aic32, aic33, aic3007. * * It supports full aic33 codec functionality. * The compatibility with aic32, aic31 and aic3007 is as follows: * aic32/aic3007 | aic31 * --------------------------------------- * MONO_LOUT -> N/A | MONO_LOUT -> N/A * | IN1L -> LINE1L * | IN1R -> LINE1R * | IN2L -> LINE2L * | IN2R -> LINE2R * | MIC3L/R -> N/A * truncated internal functionality in * accordance with documentation * --------------------------------------- * * Hence the machine layer should disable unsupported inputs/outputs by * snd_soc_dapm_disable_pin(codec, "MONO_LOUT"), etc. */ #include <linux/module.h> #include <linux/moduleparam.h> #include <linux/init.h> #include <linux/delay.h> #include <linux/err.h> #include <linux/pm.h> #include <linux/i2c.h> #include <linux/gpio/consumer.h> #include <linux/regulator/consumer.h> #include <linux/of.h> #include <linux/slab.h> #include <sound/core.h> #include <sound/pcm.h> #include <sound/pcm_params.h> #include <sound/soc.h> #include <sound/initval.h> #include <sound/tlv.h> #include "tlv320aic3x.h" #define AIC3X_NUM_SUPPLIES … static const char *aic3x_supply_names[AIC3X_NUM_SUPPLIES] = …; struct aic3x_priv; struct aic3x_disable_nb { … }; struct aic3x_setup_data { … }; /* codec private data */ struct aic3x_priv { … }; static const struct reg_default aic3x_reg[] = …; static bool aic3x_volatile_reg(struct device *dev, unsigned int reg) { … } const struct regmap_config aic3x_regmap = …; EXPORT_SYMBOL_GPL(…); #define SOC_DAPM_SINGLE_AIC3X(xname, reg, shift, mask, invert) … /* * All input lines are connected when !0xf and disconnected with 0xf bit field, * so we have to use specific dapm_put call for input mixer */ static int snd_soc_dapm_put_volsw_aic3x(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } /* * mic bias power on/off share the same register bits with * output voltage of mic bias. when power on mic bias, we * need reclaim it to voltage value. * 0x0 = Powered off * 0x1 = MICBIAS output is powered to 2.0V, * 0x2 = MICBIAS output is powered to 2.5V * 0x3 = MICBIAS output is connected to AVDD */ static int mic_bias_event(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, int event) { … } static const char * const aic3x_left_dac_mux[] = …; static SOC_ENUM_SINGLE_DECL(aic3x_left_dac_enum, DAC_LINE_MUX, 6, aic3x_left_dac_mux); static const char * const aic3x_right_dac_mux[] = …; static SOC_ENUM_SINGLE_DECL(aic3x_right_dac_enum, DAC_LINE_MUX, 4, aic3x_right_dac_mux); static const char * const aic3x_left_hpcom_mux[] = …; static SOC_ENUM_SINGLE_DECL(aic3x_left_hpcom_enum, HPLCOM_CFG, 4, aic3x_left_hpcom_mux); static const char * const aic3x_right_hpcom_mux[] = …; static SOC_ENUM_SINGLE_DECL(aic3x_right_hpcom_enum, HPRCOM_CFG, 3, aic3x_right_hpcom_mux); static const char * const aic3x_linein_mode_mux[] = …; static SOC_ENUM_SINGLE_DECL(aic3x_line1l_2_l_enum, LINE1L_2_LADC_CTRL, 7, aic3x_linein_mode_mux); static SOC_ENUM_SINGLE_DECL(aic3x_line1l_2_r_enum, LINE1L_2_RADC_CTRL, 7, aic3x_linein_mode_mux); static SOC_ENUM_SINGLE_DECL(aic3x_line1r_2_l_enum, LINE1R_2_LADC_CTRL, 7, aic3x_linein_mode_mux); static SOC_ENUM_SINGLE_DECL(aic3x_line1r_2_r_enum, LINE1R_2_RADC_CTRL, 7, aic3x_linein_mode_mux); static SOC_ENUM_SINGLE_DECL(aic3x_line2l_2_ldac_enum, LINE2L_2_LADC_CTRL, 7, aic3x_linein_mode_mux); static SOC_ENUM_SINGLE_DECL(aic3x_line2r_2_rdac_enum, LINE2R_2_RADC_CTRL, 7, aic3x_linein_mode_mux); static const char * const aic3x_adc_hpf[] = …; static SOC_ENUM_DOUBLE_DECL(aic3x_adc_hpf_enum, AIC3X_CODEC_DFILT_CTRL, 6, 4, aic3x_adc_hpf); static const char * const aic3x_agc_level[] = …; static SOC_ENUM_SINGLE_DECL(aic3x_lagc_level_enum, LAGC_CTRL_A, 4, aic3x_agc_level); static SOC_ENUM_SINGLE_DECL(aic3x_ragc_level_enum, RAGC_CTRL_A, 4, aic3x_agc_level); static const char * const aic3x_agc_attack[] = …; static SOC_ENUM_SINGLE_DECL(aic3x_lagc_attack_enum, LAGC_CTRL_A, 2, aic3x_agc_attack); static SOC_ENUM_SINGLE_DECL(aic3x_ragc_attack_enum, RAGC_CTRL_A, 2, aic3x_agc_attack); static const char * const aic3x_agc_decay[] = …; static SOC_ENUM_SINGLE_DECL(aic3x_lagc_decay_enum, LAGC_CTRL_A, 0, aic3x_agc_decay); static SOC_ENUM_SINGLE_DECL(aic3x_ragc_decay_enum, RAGC_CTRL_A, 0, aic3x_agc_decay); static const char * const aic3x_poweron_time[] = …; static SOC_ENUM_SINGLE_DECL(aic3x_poweron_time_enum, HPOUT_POP_REDUCTION, 4, aic3x_poweron_time); static const char * const aic3x_rampup_step[] = …; static SOC_ENUM_SINGLE_DECL(aic3x_rampup_step_enum, HPOUT_POP_REDUCTION, 2, aic3x_rampup_step); /* * DAC digital volumes. From -63.5 to 0 dB in 0.5 dB steps */ static DECLARE_TLV_DB_SCALE(dac_tlv, -6350, 50, 0); /* ADC PGA gain volumes. From 0 to 59.5 dB in 0.5 dB steps */ static DECLARE_TLV_DB_SCALE(adc_tlv, 0, 50, 0); /* * Output stage volumes. From -78.3 to 0 dB. Muted below -78.3 dB. * Step size is approximately 0.5 dB over most of the scale but increasing * near the very low levels. * Define dB scale so that it is mostly correct for range about -55 to 0 dB * but having increasing dB difference below that (and where it doesn't count * so much). This setting shows -50 dB (actual is -50.3 dB) for register * value 100 and -58.5 dB (actual is -78.3 dB) for register value 117. */ static DECLARE_TLV_DB_SCALE(output_stage_tlv, -5900, 50, 1); /* Output volumes. From 0 to 9 dB in 1 dB steps */ static const DECLARE_TLV_DB_SCALE(out_tlv, 0, 100, 0); static const struct snd_kcontrol_new aic3x_snd_controls[] = …; /* For other than tlv320aic3104 */ static const struct snd_kcontrol_new aic3x_extra_snd_controls[] = …; static const struct snd_kcontrol_new aic3x_mono_controls[] = …; /* * Class-D amplifier gain. From 0 to 18 dB in 6 dB steps */ static DECLARE_TLV_DB_SCALE(classd_amp_tlv, 0, 600, 0); static const struct snd_kcontrol_new aic3x_classd_amp_gain_ctrl = …; /* Left DAC Mux */ static const struct snd_kcontrol_new aic3x_left_dac_mux_controls = …; /* Right DAC Mux */ static const struct snd_kcontrol_new aic3x_right_dac_mux_controls = …; /* Left HPCOM Mux */ static const struct snd_kcontrol_new aic3x_left_hpcom_mux_controls = …; /* Right HPCOM Mux */ static const struct snd_kcontrol_new aic3x_right_hpcom_mux_controls = …; /* Left Line Mixer */ static const struct snd_kcontrol_new aic3x_left_line_mixer_controls[] = …; /* Right Line Mixer */ static const struct snd_kcontrol_new aic3x_right_line_mixer_controls[] = …; /* Mono Mixer */ static const struct snd_kcontrol_new aic3x_mono_mixer_controls[] = …; /* Left HP Mixer */ static const struct snd_kcontrol_new aic3x_left_hp_mixer_controls[] = …; /* Right HP Mixer */ static const struct snd_kcontrol_new aic3x_right_hp_mixer_controls[] = …; /* Left HPCOM Mixer */ static const struct snd_kcontrol_new aic3x_left_hpcom_mixer_controls[] = …; /* Right HPCOM Mixer */ static const struct snd_kcontrol_new aic3x_right_hpcom_mixer_controls[] = …; /* Left PGA Mixer */ static const struct snd_kcontrol_new aic3x_left_pga_mixer_controls[] = …; /* Right PGA Mixer */ static const struct snd_kcontrol_new aic3x_right_pga_mixer_controls[] = …; /* Left PGA Mixer for tlv320aic3104 */ static const struct snd_kcontrol_new aic3104_left_pga_mixer_controls[] = …; /* Right PGA Mixer for tlv320aic3104 */ static const struct snd_kcontrol_new aic3104_right_pga_mixer_controls[] = …; /* Left Line1 Mux */ static const struct snd_kcontrol_new aic3x_left_line1l_mux_controls = …; static const struct snd_kcontrol_new aic3x_right_line1l_mux_controls = …; /* Right Line1 Mux */ static const struct snd_kcontrol_new aic3x_right_line1r_mux_controls = …; static const struct snd_kcontrol_new aic3x_left_line1r_mux_controls = …; /* Left Line2 Mux */ static const struct snd_kcontrol_new aic3x_left_line2_mux_controls = …; /* Right Line2 Mux */ static const struct snd_kcontrol_new aic3x_right_line2_mux_controls = …; static const struct snd_soc_dapm_widget aic3x_dapm_widgets[] = …; /* For other than tlv320aic3104 */ static const struct snd_soc_dapm_widget aic3x_extra_dapm_widgets[] = …; /* For tlv320aic3104 */ static const struct snd_soc_dapm_widget aic3104_extra_dapm_widgets[] = …; static const struct snd_soc_dapm_widget aic3x_dapm_mono_widgets[] = …; static const struct snd_soc_dapm_widget aic3007_dapm_widgets[] = …; static const struct snd_soc_dapm_route intercon[] = …; /* For other than tlv320aic3104 */ static const struct snd_soc_dapm_route intercon_extra[] = …; /* For tlv320aic3104 */ static const struct snd_soc_dapm_route intercon_extra_3104[] = …; static const struct snd_soc_dapm_route intercon_mono[] = …; static const struct snd_soc_dapm_route intercon_3007[] = …; static int aic3x_add_widgets(struct snd_soc_component *component) { … } static int aic3x_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params, struct snd_soc_dai *dai) { … } static int aic3x_prepare(struct snd_pcm_substream *substream, struct snd_soc_dai *dai) { … } static int aic3x_mute(struct snd_soc_dai *dai, int mute, int direction) { … } static int aic3x_set_dai_sysclk(struct snd_soc_dai *codec_dai, int clk_id, unsigned int freq, int dir) { … } static int aic3x_set_dai_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt) { … } static int aic3x_set_dai_tdm_slot(struct snd_soc_dai *codec_dai, unsigned int tx_mask, unsigned int rx_mask, int slots, int slot_width) { … } static int aic3x_regulator_event(struct notifier_block *nb, unsigned long event, void *data) { … } static int aic3x_set_power(struct snd_soc_component *component, int power) { … } static int aic3x_set_bias_level(struct snd_soc_component *component, enum snd_soc_bias_level level) { … } #define AIC3X_RATES … #define AIC3X_FORMATS … static const struct snd_soc_dai_ops aic3x_dai_ops = …; static struct snd_soc_dai_driver aic3x_dai = …; static void aic3x_mono_init(struct snd_soc_component *component) { … } /* * initialise the AIC3X driver * register the mixer and dsp interfaces with the kernel */ static int aic3x_init(struct snd_soc_component *component) { … } static int aic3x_component_probe(struct snd_soc_component *component) { … } static const struct snd_soc_component_driver soc_component_dev_aic3x = …; static void aic3x_configure_ocmv(struct device *dev, struct aic3x_priv *aic3x) { … } static const struct reg_sequence aic3007_class_d[] = …; int aic3x_probe(struct device *dev, struct regmap *regmap, kernel_ulong_t driver_data) { … } EXPORT_SYMBOL(…); void aic3x_remove(struct device *dev) { … } EXPORT_SYMBOL(…); MODULE_DESCRIPTION(…) …; MODULE_AUTHOR(…) …; MODULE_LICENSE(…) …;
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