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2717 lines
77 KiB
2717 lines
77 KiB
// SPDX-License-Identifier: GPL-2.0-or-later |
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/* |
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* da7219.c - DA7219 ALSA SoC Codec Driver |
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* |
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* Copyright (c) 2015 Dialog Semiconductor |
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* |
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* Author: Adam Thomson <[email protected]> |
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*/ |
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#include <linux/acpi.h> |
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#include <linux/clk.h> |
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#include <linux/clkdev.h> |
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#include <linux/clk-provider.h> |
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#include <linux/i2c.h> |
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#include <linux/of_device.h> |
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#include <linux/property.h> |
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#include <linux/regmap.h> |
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#include <linux/slab.h> |
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#include <linux/pm.h> |
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#include <linux/module.h> |
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#include <linux/delay.h> |
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#include <linux/regulator/consumer.h> |
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#include <sound/pcm.h> |
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#include <sound/pcm_params.h> |
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#include <sound/soc.h> |
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#include <sound/soc-dapm.h> |
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#include <sound/initval.h> |
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#include <sound/tlv.h> |
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#include <asm/div64.h> |
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#include <sound/da7219.h> |
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#include "da7219.h" |
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#include "da7219-aad.h" |
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/* |
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* TLVs and Enums |
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*/ |
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/* Input TLVs */ |
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static const DECLARE_TLV_DB_SCALE(da7219_mic_gain_tlv, -600, 600, 0); |
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static const DECLARE_TLV_DB_SCALE(da7219_mixin_gain_tlv, -450, 150, 0); |
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static const DECLARE_TLV_DB_SCALE(da7219_adc_dig_gain_tlv, -8325, 75, 0); |
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static const DECLARE_TLV_DB_SCALE(da7219_alc_threshold_tlv, -9450, 150, 0); |
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static const DECLARE_TLV_DB_SCALE(da7219_alc_gain_tlv, 0, 600, 0); |
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static const DECLARE_TLV_DB_SCALE(da7219_alc_ana_gain_tlv, 0, 600, 0); |
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static const DECLARE_TLV_DB_SCALE(da7219_sidetone_gain_tlv, -4200, 300, 0); |
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static const DECLARE_TLV_DB_SCALE(da7219_tonegen_gain_tlv, -4500, 300, 0); |
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/* Output TLVs */ |
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static const DECLARE_TLV_DB_SCALE(da7219_dac_eq_band_tlv, -1050, 150, 0); |
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static const DECLARE_TLV_DB_RANGE(da7219_dac_dig_gain_tlv, |
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0x0, 0x07, TLV_DB_SCALE_ITEM(TLV_DB_GAIN_MUTE, 0, 1), |
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/* -77.25dB to 12dB */ |
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0x08, 0x7f, TLV_DB_SCALE_ITEM(-7725, 75, 0) |
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); |
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static const DECLARE_TLV_DB_SCALE(da7219_dac_ng_threshold_tlv, -10200, 600, 0); |
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static const DECLARE_TLV_DB_SCALE(da7219_hp_gain_tlv, -5700, 100, 0); |
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/* Input Enums */ |
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static const char * const da7219_alc_attack_rate_txt[] = { |
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"7.33/fs", "14.66/fs", "29.32/fs", "58.64/fs", "117.3/fs", "234.6/fs", |
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"469.1/fs", "938.2/fs", "1876/fs", "3753/fs", "7506/fs", "15012/fs", |
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"30024/fs" |
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}; |
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static const struct soc_enum da7219_alc_attack_rate = |
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SOC_ENUM_SINGLE(DA7219_ALC_CTRL2, DA7219_ALC_ATTACK_SHIFT, |
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DA7219_ALC_ATTACK_MAX, da7219_alc_attack_rate_txt); |
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static const char * const da7219_alc_release_rate_txt[] = { |
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"28.66/fs", "57.33/fs", "114.6/fs", "229.3/fs", "458.6/fs", "917.1/fs", |
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"1834/fs", "3668/fs", "7337/fs", "14674/fs", "29348/fs" |
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}; |
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static const struct soc_enum da7219_alc_release_rate = |
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SOC_ENUM_SINGLE(DA7219_ALC_CTRL2, DA7219_ALC_RELEASE_SHIFT, |
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DA7219_ALC_RELEASE_MAX, da7219_alc_release_rate_txt); |
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static const char * const da7219_alc_hold_time_txt[] = { |
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"62/fs", "124/fs", "248/fs", "496/fs", "992/fs", "1984/fs", "3968/fs", |
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"7936/fs", "15872/fs", "31744/fs", "63488/fs", "126976/fs", |
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"253952/fs", "507904/fs", "1015808/fs", "2031616/fs" |
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}; |
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static const struct soc_enum da7219_alc_hold_time = |
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SOC_ENUM_SINGLE(DA7219_ALC_CTRL3, DA7219_ALC_HOLD_SHIFT, |
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DA7219_ALC_HOLD_MAX, da7219_alc_hold_time_txt); |
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static const char * const da7219_alc_env_rate_txt[] = { |
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"1/4", "1/16", "1/256", "1/65536" |
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}; |
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static const struct soc_enum da7219_alc_env_attack_rate = |
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SOC_ENUM_SINGLE(DA7219_ALC_CTRL3, DA7219_ALC_INTEG_ATTACK_SHIFT, |
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DA7219_ALC_INTEG_MAX, da7219_alc_env_rate_txt); |
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static const struct soc_enum da7219_alc_env_release_rate = |
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SOC_ENUM_SINGLE(DA7219_ALC_CTRL3, DA7219_ALC_INTEG_RELEASE_SHIFT, |
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DA7219_ALC_INTEG_MAX, da7219_alc_env_rate_txt); |
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static const char * const da7219_alc_anticlip_step_txt[] = { |
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"0.034dB/fs", "0.068dB/fs", "0.136dB/fs", "0.272dB/fs" |
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}; |
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static const struct soc_enum da7219_alc_anticlip_step = |
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SOC_ENUM_SINGLE(DA7219_ALC_ANTICLIP_CTRL, |
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DA7219_ALC_ANTICLIP_STEP_SHIFT, |
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DA7219_ALC_ANTICLIP_STEP_MAX, |
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da7219_alc_anticlip_step_txt); |
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/* Input/Output Enums */ |
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static const char * const da7219_gain_ramp_rate_txt[] = { |
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"Nominal Rate * 8", "Nominal Rate", "Nominal Rate / 8", |
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"Nominal Rate / 16" |
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}; |
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static const struct soc_enum da7219_gain_ramp_rate = |
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SOC_ENUM_SINGLE(DA7219_GAIN_RAMP_CTRL, DA7219_GAIN_RAMP_RATE_SHIFT, |
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DA7219_GAIN_RAMP_RATE_MAX, da7219_gain_ramp_rate_txt); |
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static const char * const da7219_hpf_mode_txt[] = { |
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"Disabled", "Audio", "Voice" |
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}; |
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static const unsigned int da7219_hpf_mode_val[] = { |
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DA7219_HPF_DISABLED, DA7219_HPF_AUDIO_EN, DA7219_HPF_VOICE_EN, |
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}; |
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static const struct soc_enum da7219_adc_hpf_mode = |
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SOC_VALUE_ENUM_SINGLE(DA7219_ADC_FILTERS1, DA7219_HPF_MODE_SHIFT, |
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DA7219_HPF_MODE_MASK, DA7219_HPF_MODE_MAX, |
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da7219_hpf_mode_txt, da7219_hpf_mode_val); |
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static const struct soc_enum da7219_dac_hpf_mode = |
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SOC_VALUE_ENUM_SINGLE(DA7219_DAC_FILTERS1, DA7219_HPF_MODE_SHIFT, |
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DA7219_HPF_MODE_MASK, DA7219_HPF_MODE_MAX, |
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da7219_hpf_mode_txt, da7219_hpf_mode_val); |
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static const char * const da7219_audio_hpf_corner_txt[] = { |
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"2Hz", "4Hz", "8Hz", "16Hz" |
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}; |
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static const struct soc_enum da7219_adc_audio_hpf_corner = |
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SOC_ENUM_SINGLE(DA7219_ADC_FILTERS1, |
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DA7219_ADC_AUDIO_HPF_CORNER_SHIFT, |
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DA7219_AUDIO_HPF_CORNER_MAX, |
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da7219_audio_hpf_corner_txt); |
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static const struct soc_enum da7219_dac_audio_hpf_corner = |
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SOC_ENUM_SINGLE(DA7219_DAC_FILTERS1, |
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DA7219_DAC_AUDIO_HPF_CORNER_SHIFT, |
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DA7219_AUDIO_HPF_CORNER_MAX, |
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da7219_audio_hpf_corner_txt); |
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static const char * const da7219_voice_hpf_corner_txt[] = { |
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"2.5Hz", "25Hz", "50Hz", "100Hz", "150Hz", "200Hz", "300Hz", "400Hz" |
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}; |
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static const struct soc_enum da7219_adc_voice_hpf_corner = |
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SOC_ENUM_SINGLE(DA7219_ADC_FILTERS1, |
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DA7219_ADC_VOICE_HPF_CORNER_SHIFT, |
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DA7219_VOICE_HPF_CORNER_MAX, |
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da7219_voice_hpf_corner_txt); |
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static const struct soc_enum da7219_dac_voice_hpf_corner = |
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SOC_ENUM_SINGLE(DA7219_DAC_FILTERS1, |
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DA7219_DAC_VOICE_HPF_CORNER_SHIFT, |
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DA7219_VOICE_HPF_CORNER_MAX, |
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da7219_voice_hpf_corner_txt); |
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static const char * const da7219_tonegen_dtmf_key_txt[] = { |
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"0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "A", "B", "C", "D", |
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"*", "#" |
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}; |
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static const struct soc_enum da7219_tonegen_dtmf_key = |
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SOC_ENUM_SINGLE(DA7219_TONE_GEN_CFG1, DA7219_DTMF_REG_SHIFT, |
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DA7219_DTMF_REG_MAX, da7219_tonegen_dtmf_key_txt); |
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static const char * const da7219_tonegen_swg_sel_txt[] = { |
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"Sum", "SWG1", "SWG2", "SWG1_1-Cos" |
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}; |
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static const struct soc_enum da7219_tonegen_swg_sel = |
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SOC_ENUM_SINGLE(DA7219_TONE_GEN_CFG2, DA7219_SWG_SEL_SHIFT, |
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DA7219_SWG_SEL_MAX, da7219_tonegen_swg_sel_txt); |
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/* Output Enums */ |
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static const char * const da7219_dac_softmute_rate_txt[] = { |
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"1 Sample", "2 Samples", "4 Samples", "8 Samples", "16 Samples", |
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"32 Samples", "64 Samples" |
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}; |
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static const struct soc_enum da7219_dac_softmute_rate = |
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SOC_ENUM_SINGLE(DA7219_DAC_FILTERS5, DA7219_DAC_SOFTMUTE_RATE_SHIFT, |
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DA7219_DAC_SOFTMUTE_RATE_MAX, |
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da7219_dac_softmute_rate_txt); |
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static const char * const da7219_dac_ng_setup_time_txt[] = { |
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"256 Samples", "512 Samples", "1024 Samples", "2048 Samples" |
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}; |
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static const struct soc_enum da7219_dac_ng_setup_time = |
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SOC_ENUM_SINGLE(DA7219_DAC_NG_SETUP_TIME, |
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DA7219_DAC_NG_SETUP_TIME_SHIFT, |
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DA7219_DAC_NG_SETUP_TIME_MAX, |
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da7219_dac_ng_setup_time_txt); |
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static const char * const da7219_dac_ng_rampup_txt[] = { |
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"0.22ms/dB", "0.0138ms/dB" |
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}; |
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static const struct soc_enum da7219_dac_ng_rampup_rate = |
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SOC_ENUM_SINGLE(DA7219_DAC_NG_SETUP_TIME, |
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DA7219_DAC_NG_RAMPUP_RATE_SHIFT, |
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DA7219_DAC_NG_RAMP_RATE_MAX, |
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da7219_dac_ng_rampup_txt); |
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static const char * const da7219_dac_ng_rampdown_txt[] = { |
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"0.88ms/dB", "14.08ms/dB" |
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}; |
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static const struct soc_enum da7219_dac_ng_rampdown_rate = |
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SOC_ENUM_SINGLE(DA7219_DAC_NG_SETUP_TIME, |
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DA7219_DAC_NG_RAMPDN_RATE_SHIFT, |
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DA7219_DAC_NG_RAMP_RATE_MAX, |
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da7219_dac_ng_rampdown_txt); |
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static const char * const da7219_cp_track_mode_txt[] = { |
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"Largest Volume", "DAC Volume", "Signal Magnitude" |
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}; |
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static const unsigned int da7219_cp_track_mode_val[] = { |
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DA7219_CP_MCHANGE_LARGEST_VOL, DA7219_CP_MCHANGE_DAC_VOL, |
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DA7219_CP_MCHANGE_SIG_MAG |
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}; |
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static const struct soc_enum da7219_cp_track_mode = |
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SOC_VALUE_ENUM_SINGLE(DA7219_CP_CTRL, DA7219_CP_MCHANGE_SHIFT, |
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DA7219_CP_MCHANGE_REL_MASK, DA7219_CP_MCHANGE_MAX, |
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da7219_cp_track_mode_txt, |
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da7219_cp_track_mode_val); |
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/* |
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* Control Functions |
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*/ |
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/* Locked Kcontrol calls */ |
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static int da7219_volsw_locked_get(struct snd_kcontrol *kcontrol, |
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struct snd_ctl_elem_value *ucontrol) |
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{ |
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struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); |
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struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component); |
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int ret; |
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mutex_lock(&da7219->ctrl_lock); |
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ret = snd_soc_get_volsw(kcontrol, ucontrol); |
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mutex_unlock(&da7219->ctrl_lock); |
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return ret; |
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} |
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static int da7219_volsw_locked_put(struct snd_kcontrol *kcontrol, |
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struct snd_ctl_elem_value *ucontrol) |
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{ |
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struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); |
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struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component); |
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int ret; |
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mutex_lock(&da7219->ctrl_lock); |
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ret = snd_soc_put_volsw(kcontrol, ucontrol); |
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mutex_unlock(&da7219->ctrl_lock); |
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return ret; |
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} |
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static int da7219_enum_locked_get(struct snd_kcontrol *kcontrol, |
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struct snd_ctl_elem_value *ucontrol) |
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{ |
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struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); |
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struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component); |
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int ret; |
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mutex_lock(&da7219->ctrl_lock); |
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ret = snd_soc_get_enum_double(kcontrol, ucontrol); |
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mutex_unlock(&da7219->ctrl_lock); |
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return ret; |
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} |
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static int da7219_enum_locked_put(struct snd_kcontrol *kcontrol, |
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struct snd_ctl_elem_value *ucontrol) |
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{ |
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struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); |
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struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component); |
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int ret; |
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mutex_lock(&da7219->ctrl_lock); |
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ret = snd_soc_put_enum_double(kcontrol, ucontrol); |
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mutex_unlock(&da7219->ctrl_lock); |
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return ret; |
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} |
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/* ALC */ |
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static void da7219_alc_calib(struct snd_soc_component *component) |
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{ |
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u8 mic_ctrl, mixin_ctrl, adc_ctrl, calib_ctrl; |
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/* Save current state of mic control register */ |
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mic_ctrl = snd_soc_component_read(component, DA7219_MIC_1_CTRL); |
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/* Save current state of input mixer control register */ |
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mixin_ctrl = snd_soc_component_read(component, DA7219_MIXIN_L_CTRL); |
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/* Save current state of input ADC control register */ |
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adc_ctrl = snd_soc_component_read(component, DA7219_ADC_L_CTRL); |
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/* Enable then Mute MIC PGAs */ |
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snd_soc_component_update_bits(component, DA7219_MIC_1_CTRL, DA7219_MIC_1_AMP_EN_MASK, |
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DA7219_MIC_1_AMP_EN_MASK); |
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snd_soc_component_update_bits(component, DA7219_MIC_1_CTRL, |
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DA7219_MIC_1_AMP_MUTE_EN_MASK, |
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DA7219_MIC_1_AMP_MUTE_EN_MASK); |
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/* Enable input mixers unmuted */ |
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snd_soc_component_update_bits(component, DA7219_MIXIN_L_CTRL, |
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DA7219_MIXIN_L_AMP_EN_MASK | |
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DA7219_MIXIN_L_AMP_MUTE_EN_MASK, |
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DA7219_MIXIN_L_AMP_EN_MASK); |
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/* Enable input filters unmuted */ |
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snd_soc_component_update_bits(component, DA7219_ADC_L_CTRL, |
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DA7219_ADC_L_MUTE_EN_MASK | DA7219_ADC_L_EN_MASK, |
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DA7219_ADC_L_EN_MASK); |
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/* Perform auto calibration */ |
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snd_soc_component_update_bits(component, DA7219_ALC_CTRL1, |
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DA7219_ALC_AUTO_CALIB_EN_MASK, |
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DA7219_ALC_AUTO_CALIB_EN_MASK); |
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do { |
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calib_ctrl = snd_soc_component_read(component, DA7219_ALC_CTRL1); |
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} while (calib_ctrl & DA7219_ALC_AUTO_CALIB_EN_MASK); |
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/* If auto calibration fails, disable DC offset, hybrid ALC */ |
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if (calib_ctrl & DA7219_ALC_CALIB_OVERFLOW_MASK) { |
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dev_warn(component->dev, |
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"ALC auto calibration failed with overflow\n"); |
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snd_soc_component_update_bits(component, DA7219_ALC_CTRL1, |
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DA7219_ALC_OFFSET_EN_MASK | |
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DA7219_ALC_SYNC_MODE_MASK, 0); |
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} else { |
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/* Enable DC offset cancellation, hybrid mode */ |
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snd_soc_component_update_bits(component, DA7219_ALC_CTRL1, |
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DA7219_ALC_OFFSET_EN_MASK | |
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DA7219_ALC_SYNC_MODE_MASK, |
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DA7219_ALC_OFFSET_EN_MASK | |
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DA7219_ALC_SYNC_MODE_MASK); |
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} |
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/* Restore input filter control register to original state */ |
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snd_soc_component_write(component, DA7219_ADC_L_CTRL, adc_ctrl); |
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/* Restore input mixer control registers to original state */ |
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snd_soc_component_write(component, DA7219_MIXIN_L_CTRL, mixin_ctrl); |
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/* Restore MIC control registers to original states */ |
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snd_soc_component_write(component, DA7219_MIC_1_CTRL, mic_ctrl); |
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} |
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static int da7219_mixin_gain_put(struct snd_kcontrol *kcontrol, |
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struct snd_ctl_elem_value *ucontrol) |
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{ |
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struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); |
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struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component); |
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int ret; |
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ret = snd_soc_put_volsw(kcontrol, ucontrol); |
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/* |
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* If ALC in operation and value of control has been updated, |
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* make sure calibrated offsets are updated. |
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*/ |
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if ((ret == 1) && (da7219->alc_en)) |
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da7219_alc_calib(component); |
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return ret; |
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} |
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static int da7219_alc_sw_put(struct snd_kcontrol *kcontrol, |
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struct snd_ctl_elem_value *ucontrol) |
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{ |
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struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); |
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struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component); |
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/* Force ALC offset calibration if enabling ALC */ |
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if ((ucontrol->value.integer.value[0]) && (!da7219->alc_en)) { |
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da7219_alc_calib(component); |
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da7219->alc_en = true; |
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} else { |
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da7219->alc_en = false; |
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} |
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return snd_soc_put_volsw(kcontrol, ucontrol); |
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} |
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|
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/* ToneGen */ |
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static int da7219_tonegen_freq_get(struct snd_kcontrol *kcontrol, |
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struct snd_ctl_elem_value *ucontrol) |
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{ |
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struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); |
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struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component); |
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struct soc_mixer_control *mixer_ctrl = |
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(struct soc_mixer_control *) kcontrol->private_value; |
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unsigned int reg = mixer_ctrl->reg; |
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__le16 val; |
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int ret; |
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|
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mutex_lock(&da7219->ctrl_lock); |
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ret = regmap_raw_read(da7219->regmap, reg, &val, sizeof(val)); |
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mutex_unlock(&da7219->ctrl_lock); |
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|
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if (ret) |
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return ret; |
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|
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/* |
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* Frequency value spans two 8-bit registers, lower then upper byte. |
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* Therefore we need to convert to host endianness here. |
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*/ |
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ucontrol->value.integer.value[0] = le16_to_cpu(val); |
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|
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return 0; |
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} |
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static int da7219_tonegen_freq_put(struct snd_kcontrol *kcontrol, |
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struct snd_ctl_elem_value *ucontrol) |
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{ |
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struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); |
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struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component); |
|
struct soc_mixer_control *mixer_ctrl = |
|
(struct soc_mixer_control *) kcontrol->private_value; |
|
unsigned int reg = mixer_ctrl->reg; |
|
__le16 val; |
|
int ret; |
|
|
|
/* |
|
* Frequency value spans two 8-bit registers, lower then upper byte. |
|
* Therefore we need to convert to little endian here to align with |
|
* HW registers. |
|
*/ |
|
val = cpu_to_le16(ucontrol->value.integer.value[0]); |
|
|
|
mutex_lock(&da7219->ctrl_lock); |
|
ret = regmap_raw_write(da7219->regmap, reg, &val, sizeof(val)); |
|
mutex_unlock(&da7219->ctrl_lock); |
|
|
|
return ret; |
|
} |
|
|
|
|
|
/* |
|
* KControls |
|
*/ |
|
|
|
static const struct snd_kcontrol_new da7219_snd_controls[] = { |
|
/* Mics */ |
|
SOC_SINGLE_TLV("Mic Volume", DA7219_MIC_1_GAIN, |
|
DA7219_MIC_1_AMP_GAIN_SHIFT, DA7219_MIC_1_AMP_GAIN_MAX, |
|
DA7219_NO_INVERT, da7219_mic_gain_tlv), |
|
SOC_SINGLE("Mic Switch", DA7219_MIC_1_CTRL, |
|
DA7219_MIC_1_AMP_MUTE_EN_SHIFT, DA7219_SWITCH_EN_MAX, |
|
DA7219_INVERT), |
|
|
|
/* Mixer Input */ |
|
SOC_SINGLE_EXT_TLV("Mixin Volume", DA7219_MIXIN_L_GAIN, |
|
DA7219_MIXIN_L_AMP_GAIN_SHIFT, |
|
DA7219_MIXIN_L_AMP_GAIN_MAX, DA7219_NO_INVERT, |
|
snd_soc_get_volsw, da7219_mixin_gain_put, |
|
da7219_mixin_gain_tlv), |
|
SOC_SINGLE("Mixin Switch", DA7219_MIXIN_L_CTRL, |
|
DA7219_MIXIN_L_AMP_MUTE_EN_SHIFT, DA7219_SWITCH_EN_MAX, |
|
DA7219_INVERT), |
|
SOC_SINGLE("Mixin Gain Ramp Switch", DA7219_MIXIN_L_CTRL, |
|
DA7219_MIXIN_L_AMP_RAMP_EN_SHIFT, DA7219_SWITCH_EN_MAX, |
|
DA7219_NO_INVERT), |
|
SOC_SINGLE("Mixin ZC Gain Switch", DA7219_MIXIN_L_CTRL, |
|
DA7219_MIXIN_L_AMP_ZC_EN_SHIFT, DA7219_SWITCH_EN_MAX, |
|
DA7219_NO_INVERT), |
|
|
|
/* ADC */ |
|
SOC_SINGLE_TLV("Capture Digital Volume", DA7219_ADC_L_GAIN, |
|
DA7219_ADC_L_DIGITAL_GAIN_SHIFT, |
|
DA7219_ADC_L_DIGITAL_GAIN_MAX, DA7219_NO_INVERT, |
|
da7219_adc_dig_gain_tlv), |
|
SOC_SINGLE("Capture Digital Switch", DA7219_ADC_L_CTRL, |
|
DA7219_ADC_L_MUTE_EN_SHIFT, DA7219_SWITCH_EN_MAX, |
|
DA7219_INVERT), |
|
SOC_SINGLE("Capture Digital Gain Ramp Switch", DA7219_ADC_L_CTRL, |
|
DA7219_ADC_L_RAMP_EN_SHIFT, DA7219_SWITCH_EN_MAX, |
|
DA7219_NO_INVERT), |
|
|
|
/* ALC */ |
|
SOC_ENUM("ALC Attack Rate", da7219_alc_attack_rate), |
|
SOC_ENUM("ALC Release Rate", da7219_alc_release_rate), |
|
SOC_ENUM("ALC Hold Time", da7219_alc_hold_time), |
|
SOC_ENUM("ALC Envelope Attack Rate", da7219_alc_env_attack_rate), |
|
SOC_ENUM("ALC Envelope Release Rate", da7219_alc_env_release_rate), |
|
SOC_SINGLE_TLV("ALC Noise Threshold", DA7219_ALC_NOISE, |
|
DA7219_ALC_NOISE_SHIFT, DA7219_ALC_THRESHOLD_MAX, |
|
DA7219_INVERT, da7219_alc_threshold_tlv), |
|
SOC_SINGLE_TLV("ALC Min Threshold", DA7219_ALC_TARGET_MIN, |
|
DA7219_ALC_THRESHOLD_MIN_SHIFT, DA7219_ALC_THRESHOLD_MAX, |
|
DA7219_INVERT, da7219_alc_threshold_tlv), |
|
SOC_SINGLE_TLV("ALC Max Threshold", DA7219_ALC_TARGET_MAX, |
|
DA7219_ALC_THRESHOLD_MAX_SHIFT, DA7219_ALC_THRESHOLD_MAX, |
|
DA7219_INVERT, da7219_alc_threshold_tlv), |
|
SOC_SINGLE_TLV("ALC Max Attenuation", DA7219_ALC_GAIN_LIMITS, |
|
DA7219_ALC_ATTEN_MAX_SHIFT, DA7219_ALC_ATTEN_GAIN_MAX, |
|
DA7219_NO_INVERT, da7219_alc_gain_tlv), |
|
SOC_SINGLE_TLV("ALC Max Volume", DA7219_ALC_GAIN_LIMITS, |
|
DA7219_ALC_GAIN_MAX_SHIFT, DA7219_ALC_ATTEN_GAIN_MAX, |
|
DA7219_NO_INVERT, da7219_alc_gain_tlv), |
|
SOC_SINGLE_RANGE_TLV("ALC Min Analog Volume", DA7219_ALC_ANA_GAIN_LIMITS, |
|
DA7219_ALC_ANA_GAIN_MIN_SHIFT, |
|
DA7219_ALC_ANA_GAIN_MIN, DA7219_ALC_ANA_GAIN_MAX, |
|
DA7219_NO_INVERT, da7219_alc_ana_gain_tlv), |
|
SOC_SINGLE_RANGE_TLV("ALC Max Analog Volume", DA7219_ALC_ANA_GAIN_LIMITS, |
|
DA7219_ALC_ANA_GAIN_MAX_SHIFT, |
|
DA7219_ALC_ANA_GAIN_MIN, DA7219_ALC_ANA_GAIN_MAX, |
|
DA7219_NO_INVERT, da7219_alc_ana_gain_tlv), |
|
SOC_ENUM("ALC Anticlip Step", da7219_alc_anticlip_step), |
|
SOC_SINGLE("ALC Anticlip Switch", DA7219_ALC_ANTICLIP_CTRL, |
|
DA7219_ALC_ANTIPCLIP_EN_SHIFT, DA7219_SWITCH_EN_MAX, |
|
DA7219_NO_INVERT), |
|
SOC_SINGLE_EXT("ALC Switch", DA7219_ALC_CTRL1, DA7219_ALC_EN_SHIFT, |
|
DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT, |
|
snd_soc_get_volsw, da7219_alc_sw_put), |
|
|
|
/* Input High-Pass Filters */ |
|
SOC_ENUM("ADC HPF Mode", da7219_adc_hpf_mode), |
|
SOC_ENUM("ADC HPF Corner Audio", da7219_adc_audio_hpf_corner), |
|
SOC_ENUM("ADC HPF Corner Voice", da7219_adc_voice_hpf_corner), |
|
|
|
/* Sidetone Filter */ |
|
SOC_SINGLE_TLV("Sidetone Volume", DA7219_SIDETONE_GAIN, |
|
DA7219_SIDETONE_GAIN_SHIFT, DA7219_SIDETONE_GAIN_MAX, |
|
DA7219_NO_INVERT, da7219_sidetone_gain_tlv), |
|
SOC_SINGLE("Sidetone Switch", DA7219_SIDETONE_CTRL, |
|
DA7219_SIDETONE_MUTE_EN_SHIFT, DA7219_SWITCH_EN_MAX, |
|
DA7219_INVERT), |
|
|
|
/* Tone Generator */ |
|
SOC_SINGLE_EXT_TLV("ToneGen Volume", DA7219_TONE_GEN_CFG2, |
|
DA7219_TONE_GEN_GAIN_SHIFT, DA7219_TONE_GEN_GAIN_MAX, |
|
DA7219_NO_INVERT, da7219_volsw_locked_get, |
|
da7219_volsw_locked_put, da7219_tonegen_gain_tlv), |
|
SOC_ENUM_EXT("ToneGen DTMF Key", da7219_tonegen_dtmf_key, |
|
da7219_enum_locked_get, da7219_enum_locked_put), |
|
SOC_SINGLE_EXT("ToneGen DTMF Switch", DA7219_TONE_GEN_CFG1, |
|
DA7219_DTMF_EN_SHIFT, DA7219_SWITCH_EN_MAX, |
|
DA7219_NO_INVERT, da7219_volsw_locked_get, |
|
da7219_volsw_locked_put), |
|
SOC_ENUM_EXT("ToneGen Sinewave Gen Type", da7219_tonegen_swg_sel, |
|
da7219_enum_locked_get, da7219_enum_locked_put), |
|
SOC_SINGLE_EXT("ToneGen Sinewave1 Freq", DA7219_TONE_GEN_FREQ1_L, |
|
DA7219_FREQ1_L_SHIFT, DA7219_FREQ_MAX, DA7219_NO_INVERT, |
|
da7219_tonegen_freq_get, da7219_tonegen_freq_put), |
|
SOC_SINGLE_EXT("ToneGen Sinewave2 Freq", DA7219_TONE_GEN_FREQ2_L, |
|
DA7219_FREQ2_L_SHIFT, DA7219_FREQ_MAX, DA7219_NO_INVERT, |
|
da7219_tonegen_freq_get, da7219_tonegen_freq_put), |
|
SOC_SINGLE_EXT("ToneGen On Time", DA7219_TONE_GEN_ON_PER, |
|
DA7219_BEEP_ON_PER_SHIFT, DA7219_BEEP_ON_OFF_MAX, |
|
DA7219_NO_INVERT, da7219_volsw_locked_get, |
|
da7219_volsw_locked_put), |
|
SOC_SINGLE("ToneGen Off Time", DA7219_TONE_GEN_OFF_PER, |
|
DA7219_BEEP_OFF_PER_SHIFT, DA7219_BEEP_ON_OFF_MAX, |
|
DA7219_NO_INVERT), |
|
|
|
/* Gain ramping */ |
|
SOC_ENUM("Gain Ramp Rate", da7219_gain_ramp_rate), |
|
|
|
/* DAC High-Pass Filter */ |
|
SOC_ENUM_EXT("DAC HPF Mode", da7219_dac_hpf_mode, |
|
da7219_enum_locked_get, da7219_enum_locked_put), |
|
SOC_ENUM("DAC HPF Corner Audio", da7219_dac_audio_hpf_corner), |
|
SOC_ENUM("DAC HPF Corner Voice", da7219_dac_voice_hpf_corner), |
|
|
|
/* DAC 5-Band Equaliser */ |
|
SOC_SINGLE_TLV("DAC EQ Band1 Volume", DA7219_DAC_FILTERS2, |
|
DA7219_DAC_EQ_BAND1_SHIFT, DA7219_DAC_EQ_BAND_MAX, |
|
DA7219_NO_INVERT, da7219_dac_eq_band_tlv), |
|
SOC_SINGLE_TLV("DAC EQ Band2 Volume", DA7219_DAC_FILTERS2, |
|
DA7219_DAC_EQ_BAND2_SHIFT, DA7219_DAC_EQ_BAND_MAX, |
|
DA7219_NO_INVERT, da7219_dac_eq_band_tlv), |
|
SOC_SINGLE_TLV("DAC EQ Band3 Volume", DA7219_DAC_FILTERS3, |
|
DA7219_DAC_EQ_BAND3_SHIFT, DA7219_DAC_EQ_BAND_MAX, |
|
DA7219_NO_INVERT, da7219_dac_eq_band_tlv), |
|
SOC_SINGLE_TLV("DAC EQ Band4 Volume", DA7219_DAC_FILTERS3, |
|
DA7219_DAC_EQ_BAND4_SHIFT, DA7219_DAC_EQ_BAND_MAX, |
|
DA7219_NO_INVERT, da7219_dac_eq_band_tlv), |
|
SOC_SINGLE_TLV("DAC EQ Band5 Volume", DA7219_DAC_FILTERS4, |
|
DA7219_DAC_EQ_BAND5_SHIFT, DA7219_DAC_EQ_BAND_MAX, |
|
DA7219_NO_INVERT, da7219_dac_eq_band_tlv), |
|
SOC_SINGLE_EXT("DAC EQ Switch", DA7219_DAC_FILTERS4, |
|
DA7219_DAC_EQ_EN_SHIFT, DA7219_SWITCH_EN_MAX, |
|
DA7219_NO_INVERT, da7219_volsw_locked_get, |
|
da7219_volsw_locked_put), |
|
|
|
/* DAC Softmute */ |
|
SOC_ENUM("DAC Soft Mute Rate", da7219_dac_softmute_rate), |
|
SOC_SINGLE_EXT("DAC Soft Mute Switch", DA7219_DAC_FILTERS5, |
|
DA7219_DAC_SOFTMUTE_EN_SHIFT, DA7219_SWITCH_EN_MAX, |
|
DA7219_NO_INVERT, da7219_volsw_locked_get, |
|
da7219_volsw_locked_put), |
|
|
|
/* DAC Noise Gate */ |
|
SOC_ENUM("DAC NG Setup Time", da7219_dac_ng_setup_time), |
|
SOC_ENUM("DAC NG Rampup Rate", da7219_dac_ng_rampup_rate), |
|
SOC_ENUM("DAC NG Rampdown Rate", da7219_dac_ng_rampdown_rate), |
|
SOC_SINGLE_TLV("DAC NG Off Threshold", DA7219_DAC_NG_OFF_THRESH, |
|
DA7219_DAC_NG_OFF_THRESHOLD_SHIFT, |
|
DA7219_DAC_NG_THRESHOLD_MAX, DA7219_NO_INVERT, |
|
da7219_dac_ng_threshold_tlv), |
|
SOC_SINGLE_TLV("DAC NG On Threshold", DA7219_DAC_NG_ON_THRESH, |
|
DA7219_DAC_NG_ON_THRESHOLD_SHIFT, |
|
DA7219_DAC_NG_THRESHOLD_MAX, DA7219_NO_INVERT, |
|
da7219_dac_ng_threshold_tlv), |
|
SOC_SINGLE("DAC NG Switch", DA7219_DAC_NG_CTRL, DA7219_DAC_NG_EN_SHIFT, |
|
DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT), |
|
|
|
/* DACs */ |
|
SOC_DOUBLE_R_EXT_TLV("Playback Digital Volume", DA7219_DAC_L_GAIN, |
|
DA7219_DAC_R_GAIN, DA7219_DAC_L_DIGITAL_GAIN_SHIFT, |
|
DA7219_DAC_DIGITAL_GAIN_MAX, DA7219_NO_INVERT, |
|
da7219_volsw_locked_get, da7219_volsw_locked_put, |
|
da7219_dac_dig_gain_tlv), |
|
SOC_DOUBLE_R_EXT("Playback Digital Switch", DA7219_DAC_L_CTRL, |
|
DA7219_DAC_R_CTRL, DA7219_DAC_L_MUTE_EN_SHIFT, |
|
DA7219_SWITCH_EN_MAX, DA7219_INVERT, |
|
da7219_volsw_locked_get, da7219_volsw_locked_put), |
|
SOC_DOUBLE_R("Playback Digital Gain Ramp Switch", DA7219_DAC_L_CTRL, |
|
DA7219_DAC_R_CTRL, DA7219_DAC_L_RAMP_EN_SHIFT, |
|
DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT), |
|
|
|
/* CP */ |
|
SOC_ENUM("Charge Pump Track Mode", da7219_cp_track_mode), |
|
SOC_SINGLE("Charge Pump Threshold", DA7219_CP_VOL_THRESHOLD1, |
|
DA7219_CP_THRESH_VDD2_SHIFT, DA7219_CP_THRESH_VDD2_MAX, |
|
DA7219_NO_INVERT), |
|
|
|
/* Headphones */ |
|
SOC_DOUBLE_R_EXT_TLV("Headphone Volume", DA7219_HP_L_GAIN, |
|
DA7219_HP_R_GAIN, DA7219_HP_L_AMP_GAIN_SHIFT, |
|
DA7219_HP_AMP_GAIN_MAX, DA7219_NO_INVERT, |
|
da7219_volsw_locked_get, da7219_volsw_locked_put, |
|
da7219_hp_gain_tlv), |
|
SOC_DOUBLE_R_EXT("Headphone Switch", DA7219_HP_L_CTRL, DA7219_HP_R_CTRL, |
|
DA7219_HP_L_AMP_MUTE_EN_SHIFT, DA7219_SWITCH_EN_MAX, |
|
DA7219_INVERT, da7219_volsw_locked_get, |
|
da7219_volsw_locked_put), |
|
SOC_DOUBLE_R("Headphone Gain Ramp Switch", DA7219_HP_L_CTRL, |
|
DA7219_HP_R_CTRL, DA7219_HP_L_AMP_RAMP_EN_SHIFT, |
|
DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT), |
|
SOC_DOUBLE_R("Headphone ZC Gain Switch", DA7219_HP_L_CTRL, |
|
DA7219_HP_R_CTRL, DA7219_HP_L_AMP_ZC_EN_SHIFT, |
|
DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT), |
|
}; |
|
|
|
|
|
/* |
|
* DAPM Mux Controls |
|
*/ |
|
|
|
static const char * const da7219_out_sel_txt[] = { |
|
"ADC", "Tone Generator", "DAIL", "DAIR" |
|
}; |
|
|
|
static const struct soc_enum da7219_out_dail_sel = |
|
SOC_ENUM_SINGLE(DA7219_DIG_ROUTING_DAI, |
|
DA7219_DAI_L_SRC_SHIFT, |
|
DA7219_OUT_SRC_MAX, |
|
da7219_out_sel_txt); |
|
|
|
static const struct snd_kcontrol_new da7219_out_dail_sel_mux = |
|
SOC_DAPM_ENUM("Out DAIL Mux", da7219_out_dail_sel); |
|
|
|
static const struct soc_enum da7219_out_dair_sel = |
|
SOC_ENUM_SINGLE(DA7219_DIG_ROUTING_DAI, |
|
DA7219_DAI_R_SRC_SHIFT, |
|
DA7219_OUT_SRC_MAX, |
|
da7219_out_sel_txt); |
|
|
|
static const struct snd_kcontrol_new da7219_out_dair_sel_mux = |
|
SOC_DAPM_ENUM("Out DAIR Mux", da7219_out_dair_sel); |
|
|
|
static const struct soc_enum da7219_out_dacl_sel = |
|
SOC_ENUM_SINGLE(DA7219_DIG_ROUTING_DAC, |
|
DA7219_DAC_L_SRC_SHIFT, |
|
DA7219_OUT_SRC_MAX, |
|
da7219_out_sel_txt); |
|
|
|
static const struct snd_kcontrol_new da7219_out_dacl_sel_mux = |
|
SOC_DAPM_ENUM("Out DACL Mux", da7219_out_dacl_sel); |
|
|
|
static const struct soc_enum da7219_out_dacr_sel = |
|
SOC_ENUM_SINGLE(DA7219_DIG_ROUTING_DAC, |
|
DA7219_DAC_R_SRC_SHIFT, |
|
DA7219_OUT_SRC_MAX, |
|
da7219_out_sel_txt); |
|
|
|
static const struct snd_kcontrol_new da7219_out_dacr_sel_mux = |
|
SOC_DAPM_ENUM("Out DACR Mux", da7219_out_dacr_sel); |
|
|
|
|
|
/* |
|
* DAPM Mixer Controls |
|
*/ |
|
|
|
static const struct snd_kcontrol_new da7219_mixin_controls[] = { |
|
SOC_DAPM_SINGLE("Mic Switch", DA7219_MIXIN_L_SELECT, |
|
DA7219_MIXIN_L_MIX_SELECT_SHIFT, |
|
DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT), |
|
}; |
|
|
|
static const struct snd_kcontrol_new da7219_mixout_l_controls[] = { |
|
SOC_DAPM_SINGLE("DACL Switch", DA7219_MIXOUT_L_SELECT, |
|
DA7219_MIXOUT_L_MIX_SELECT_SHIFT, |
|
DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT), |
|
}; |
|
|
|
static const struct snd_kcontrol_new da7219_mixout_r_controls[] = { |
|
SOC_DAPM_SINGLE("DACR Switch", DA7219_MIXOUT_R_SELECT, |
|
DA7219_MIXOUT_R_MIX_SELECT_SHIFT, |
|
DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT), |
|
}; |
|
|
|
#define DA7219_DMIX_ST_CTRLS(reg) \ |
|
SOC_DAPM_SINGLE("Out FilterL Switch", reg, \ |
|
DA7219_DMIX_ST_SRC_OUTFILT1L_SHIFT, \ |
|
DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT), \ |
|
SOC_DAPM_SINGLE("Out FilterR Switch", reg, \ |
|
DA7219_DMIX_ST_SRC_OUTFILT1R_SHIFT, \ |
|
DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT), \ |
|
SOC_DAPM_SINGLE("Sidetone Switch", reg, \ |
|
DA7219_DMIX_ST_SRC_SIDETONE_SHIFT, \ |
|
DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT) \ |
|
|
|
static const struct snd_kcontrol_new da7219_st_out_filtl_mix_controls[] = { |
|
DA7219_DMIX_ST_CTRLS(DA7219_DROUTING_ST_OUTFILT_1L), |
|
}; |
|
|
|
static const struct snd_kcontrol_new da7219_st_out_filtr_mix_controls[] = { |
|
DA7219_DMIX_ST_CTRLS(DA7219_DROUTING_ST_OUTFILT_1R), |
|
}; |
|
|
|
|
|
/* |
|
* DAPM Events |
|
*/ |
|
|
|
static int da7219_mic_pga_event(struct snd_soc_dapm_widget *w, |
|
struct snd_kcontrol *kcontrol, int event) |
|
{ |
|
struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); |
|
struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component); |
|
|
|
switch (event) { |
|
case SND_SOC_DAPM_POST_PMU: |
|
if (da7219->micbias_on_event) { |
|
/* |
|
* Delay only for first capture after bias enabled to |
|
* avoid possible DC offset related noise. |
|
*/ |
|
da7219->micbias_on_event = false; |
|
msleep(da7219->mic_pga_delay); |
|
} |
|
break; |
|
default: |
|
break; |
|
} |
|
|
|
return 0; |
|
} |
|
|
|
static int da7219_dai_event(struct snd_soc_dapm_widget *w, |
|
struct snd_kcontrol *kcontrol, int event) |
|
{ |
|
struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); |
|
struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component); |
|
struct clk *bclk = da7219->dai_clks[DA7219_DAI_BCLK_IDX]; |
|
u8 pll_ctrl, pll_status; |
|
int i = 0, ret; |
|
bool srm_lock = false; |
|
|
|
switch (event) { |
|
case SND_SOC_DAPM_PRE_PMU: |
|
if (da7219->master) { |
|
/* Enable DAI clks for master mode */ |
|
if (bclk) { |
|
ret = clk_prepare_enable(bclk); |
|
if (ret) { |
|
dev_err(component->dev, |
|
"Failed to enable DAI clks\n"); |
|
return ret; |
|
} |
|
} else { |
|
snd_soc_component_update_bits(component, |
|
DA7219_DAI_CLK_MODE, |
|
DA7219_DAI_CLK_EN_MASK, |
|
DA7219_DAI_CLK_EN_MASK); |
|
} |
|
} |
|
|
|
/* PC synchronised to DAI */ |
|
snd_soc_component_update_bits(component, DA7219_PC_COUNT, |
|
DA7219_PC_FREERUN_MASK, 0); |
|
|
|
/* Slave mode, if SRM not enabled no need for status checks */ |
|
pll_ctrl = snd_soc_component_read(component, DA7219_PLL_CTRL); |
|
if ((pll_ctrl & DA7219_PLL_MODE_MASK) != DA7219_PLL_MODE_SRM) |
|
return 0; |
|
|
|
/* Check SRM has locked */ |
|
do { |
|
pll_status = snd_soc_component_read(component, DA7219_PLL_SRM_STS); |
|
if (pll_status & DA7219_PLL_SRM_STS_SRM_LOCK) { |
|
srm_lock = true; |
|
} else { |
|
++i; |
|
msleep(50); |
|
} |
|
} while ((i < DA7219_SRM_CHECK_RETRIES) && (!srm_lock)); |
|
|
|
if (!srm_lock) |
|
dev_warn(component->dev, "SRM failed to lock\n"); |
|
|
|
return 0; |
|
case SND_SOC_DAPM_POST_PMD: |
|
/* PC free-running */ |
|
snd_soc_component_update_bits(component, DA7219_PC_COUNT, |
|
DA7219_PC_FREERUN_MASK, |
|
DA7219_PC_FREERUN_MASK); |
|
|
|
/* Disable DAI clks if in master mode */ |
|
if (da7219->master) { |
|
if (bclk) |
|
clk_disable_unprepare(bclk); |
|
else |
|
snd_soc_component_update_bits(component, |
|
DA7219_DAI_CLK_MODE, |
|
DA7219_DAI_CLK_EN_MASK, |
|
0); |
|
} |
|
|
|
return 0; |
|
default: |
|
return -EINVAL; |
|
} |
|
} |
|
|
|
static int da7219_settling_event(struct snd_soc_dapm_widget *w, |
|
struct snd_kcontrol *kcontrol, int event) |
|
{ |
|
switch (event) { |
|
case SND_SOC_DAPM_POST_PMU: |
|
case SND_SOC_DAPM_POST_PMD: |
|
msleep(DA7219_SETTLING_DELAY); |
|
break; |
|
default: |
|
break; |
|
} |
|
|
|
return 0; |
|
} |
|
|
|
static int da7219_mixout_event(struct snd_soc_dapm_widget *w, |
|
struct snd_kcontrol *kcontrol, int event) |
|
{ |
|
struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); |
|
u8 hp_ctrl, min_gain_mask; |
|
|
|
switch (w->reg) { |
|
case DA7219_MIXOUT_L_CTRL: |
|
hp_ctrl = DA7219_HP_L_CTRL; |
|
min_gain_mask = DA7219_HP_L_AMP_MIN_GAIN_EN_MASK; |
|
break; |
|
case DA7219_MIXOUT_R_CTRL: |
|
hp_ctrl = DA7219_HP_R_CTRL; |
|
min_gain_mask = DA7219_HP_R_AMP_MIN_GAIN_EN_MASK; |
|
break; |
|
default: |
|
return -EINVAL; |
|
} |
|
|
|
switch (event) { |
|
case SND_SOC_DAPM_PRE_PMD: |
|
/* Enable minimum gain on HP to avoid pops */ |
|
snd_soc_component_update_bits(component, hp_ctrl, min_gain_mask, |
|
min_gain_mask); |
|
|
|
msleep(DA7219_MIN_GAIN_DELAY); |
|
|
|
break; |
|
case SND_SOC_DAPM_POST_PMU: |
|
/* Remove minimum gain on HP */ |
|
snd_soc_component_update_bits(component, hp_ctrl, min_gain_mask, 0); |
|
|
|
break; |
|
} |
|
|
|
return 0; |
|
} |
|
|
|
static int da7219_gain_ramp_event(struct snd_soc_dapm_widget *w, |
|
struct snd_kcontrol *kcontrol, int event) |
|
{ |
|
struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); |
|
struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component); |
|
|
|
switch (event) { |
|
case SND_SOC_DAPM_PRE_PMU: |
|
case SND_SOC_DAPM_PRE_PMD: |
|
/* Ensure nominal gain ramping for DAPM sequence */ |
|
da7219->gain_ramp_ctrl = |
|
snd_soc_component_read(component, DA7219_GAIN_RAMP_CTRL); |
|
snd_soc_component_write(component, DA7219_GAIN_RAMP_CTRL, |
|
DA7219_GAIN_RAMP_RATE_NOMINAL); |
|
break; |
|
case SND_SOC_DAPM_POST_PMU: |
|
case SND_SOC_DAPM_POST_PMD: |
|
/* Restore previous gain ramp settings */ |
|
snd_soc_component_write(component, DA7219_GAIN_RAMP_CTRL, |
|
da7219->gain_ramp_ctrl); |
|
break; |
|
} |
|
|
|
return 0; |
|
} |
|
|
|
|
|
/* |
|
* DAPM Widgets |
|
*/ |
|
|
|
static const struct snd_soc_dapm_widget da7219_dapm_widgets[] = { |
|
/* Input Supplies */ |
|
SND_SOC_DAPM_SUPPLY("Mic Bias", DA7219_MICBIAS_CTRL, |
|
DA7219_MICBIAS1_EN_SHIFT, DA7219_NO_INVERT, |
|
NULL, 0), |
|
|
|
/* Inputs */ |
|
SND_SOC_DAPM_INPUT("MIC"), |
|
|
|
/* Input PGAs */ |
|
SND_SOC_DAPM_PGA_E("Mic PGA", DA7219_MIC_1_CTRL, |
|
DA7219_MIC_1_AMP_EN_SHIFT, DA7219_NO_INVERT, |
|
NULL, 0, da7219_mic_pga_event, SND_SOC_DAPM_POST_PMU), |
|
SND_SOC_DAPM_PGA_E("Mixin PGA", DA7219_MIXIN_L_CTRL, |
|
DA7219_MIXIN_L_AMP_EN_SHIFT, DA7219_NO_INVERT, |
|
NULL, 0, da7219_settling_event, SND_SOC_DAPM_POST_PMU), |
|
|
|
/* Input Filters */ |
|
SND_SOC_DAPM_ADC("ADC", NULL, DA7219_ADC_L_CTRL, DA7219_ADC_L_EN_SHIFT, |
|
DA7219_NO_INVERT), |
|
|
|
/* Tone Generator */ |
|
SND_SOC_DAPM_SIGGEN("TONE"), |
|
SND_SOC_DAPM_PGA("Tone Generator", DA7219_TONE_GEN_CFG1, |
|
DA7219_START_STOPN_SHIFT, DA7219_NO_INVERT, NULL, 0), |
|
|
|
/* Sidetone Input */ |
|
SND_SOC_DAPM_ADC("Sidetone Filter", NULL, DA7219_SIDETONE_CTRL, |
|
DA7219_SIDETONE_EN_SHIFT, DA7219_NO_INVERT), |
|
|
|
/* Input Mixer Supply */ |
|
SND_SOC_DAPM_SUPPLY("Mixer In Supply", DA7219_MIXIN_L_CTRL, |
|
DA7219_MIXIN_L_MIX_EN_SHIFT, DA7219_NO_INVERT, |
|
NULL, 0), |
|
|
|
/* Input Mixer */ |
|
SND_SOC_DAPM_MIXER("Mixer In", SND_SOC_NOPM, 0, 0, |
|
da7219_mixin_controls, |
|
ARRAY_SIZE(da7219_mixin_controls)), |
|
|
|
/* Input Muxes */ |
|
SND_SOC_DAPM_MUX("Out DAIL Mux", SND_SOC_NOPM, 0, 0, |
|
&da7219_out_dail_sel_mux), |
|
SND_SOC_DAPM_MUX("Out DAIR Mux", SND_SOC_NOPM, 0, 0, |
|
&da7219_out_dair_sel_mux), |
|
|
|
/* DAI Supply */ |
|
SND_SOC_DAPM_SUPPLY("DAI", DA7219_DAI_CTRL, DA7219_DAI_EN_SHIFT, |
|
DA7219_NO_INVERT, da7219_dai_event, |
|
SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), |
|
|
|
/* DAI */ |
|
SND_SOC_DAPM_AIF_OUT("DAIOUT", "Capture", 0, DA7219_DAI_TDM_CTRL, |
|
DA7219_DAI_OE_SHIFT, DA7219_NO_INVERT), |
|
SND_SOC_DAPM_AIF_IN("DAIIN", "Playback", 0, SND_SOC_NOPM, 0, 0), |
|
|
|
/* Output Muxes */ |
|
SND_SOC_DAPM_MUX("Out DACL Mux", SND_SOC_NOPM, 0, 0, |
|
&da7219_out_dacl_sel_mux), |
|
SND_SOC_DAPM_MUX("Out DACR Mux", SND_SOC_NOPM, 0, 0, |
|
&da7219_out_dacr_sel_mux), |
|
|
|
/* Output Mixers */ |
|
SND_SOC_DAPM_MIXER("Mixer Out FilterL", SND_SOC_NOPM, 0, 0, |
|
da7219_mixout_l_controls, |
|
ARRAY_SIZE(da7219_mixout_l_controls)), |
|
SND_SOC_DAPM_MIXER("Mixer Out FilterR", SND_SOC_NOPM, 0, 0, |
|
da7219_mixout_r_controls, |
|
ARRAY_SIZE(da7219_mixout_r_controls)), |
|
|
|
/* Sidetone Mixers */ |
|
SND_SOC_DAPM_MIXER("ST Mixer Out FilterL", SND_SOC_NOPM, 0, 0, |
|
da7219_st_out_filtl_mix_controls, |
|
ARRAY_SIZE(da7219_st_out_filtl_mix_controls)), |
|
SND_SOC_DAPM_MIXER("ST Mixer Out FilterR", SND_SOC_NOPM, 0, |
|
0, da7219_st_out_filtr_mix_controls, |
|
ARRAY_SIZE(da7219_st_out_filtr_mix_controls)), |
|
|
|
/* DACs */ |
|
SND_SOC_DAPM_DAC_E("DACL", NULL, DA7219_DAC_L_CTRL, |
|
DA7219_DAC_L_EN_SHIFT, DA7219_NO_INVERT, |
|
da7219_settling_event, |
|
SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD), |
|
SND_SOC_DAPM_DAC_E("DACR", NULL, DA7219_DAC_R_CTRL, |
|
DA7219_DAC_R_EN_SHIFT, DA7219_NO_INVERT, |
|
da7219_settling_event, |
|
SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD), |
|
|
|
/* Output PGAs */ |
|
SND_SOC_DAPM_PGA_E("Mixout Left PGA", DA7219_MIXOUT_L_CTRL, |
|
DA7219_MIXOUT_L_AMP_EN_SHIFT, DA7219_NO_INVERT, |
|
NULL, 0, da7219_mixout_event, |
|
SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD), |
|
SND_SOC_DAPM_PGA_E("Mixout Right PGA", DA7219_MIXOUT_R_CTRL, |
|
DA7219_MIXOUT_R_AMP_EN_SHIFT, DA7219_NO_INVERT, |
|
NULL, 0, da7219_mixout_event, |
|
SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD), |
|
SND_SOC_DAPM_SUPPLY_S("Headphone Left PGA", 1, DA7219_HP_L_CTRL, |
|
DA7219_HP_L_AMP_EN_SHIFT, DA7219_NO_INVERT, |
|
da7219_settling_event, |
|
SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD), |
|
SND_SOC_DAPM_SUPPLY_S("Headphone Right PGA", 1, DA7219_HP_R_CTRL, |
|
DA7219_HP_R_AMP_EN_SHIFT, DA7219_NO_INVERT, |
|
da7219_settling_event, |
|
SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD), |
|
|
|
/* Output Supplies */ |
|
SND_SOC_DAPM_SUPPLY_S("Charge Pump", 0, DA7219_CP_CTRL, |
|
DA7219_CP_EN_SHIFT, DA7219_NO_INVERT, |
|
da7219_settling_event, |
|
SND_SOC_DAPM_POST_PMU), |
|
|
|
/* Outputs */ |
|
SND_SOC_DAPM_OUTPUT("HPL"), |
|
SND_SOC_DAPM_OUTPUT("HPR"), |
|
|
|
/* Pre/Post Power */ |
|
SND_SOC_DAPM_PRE("Pre Power Gain Ramp", da7219_gain_ramp_event), |
|
SND_SOC_DAPM_POST("Post Power Gain Ramp", da7219_gain_ramp_event), |
|
}; |
|
|
|
|
|
/* |
|
* DAPM Mux Routes |
|
*/ |
|
|
|
#define DA7219_OUT_DAI_MUX_ROUTES(name) \ |
|
{name, "ADC", "Mixer In"}, \ |
|
{name, "Tone Generator", "Tone Generator"}, \ |
|
{name, "DAIL", "DAIOUT"}, \ |
|
{name, "DAIR", "DAIOUT"} |
|
|
|
#define DA7219_OUT_DAC_MUX_ROUTES(name) \ |
|
{name, "ADC", "Mixer In"}, \ |
|
{name, "Tone Generator", "Tone Generator"}, \ |
|
{name, "DAIL", "DAIIN"}, \ |
|
{name, "DAIR", "DAIIN"} |
|
|
|
/* |
|
* DAPM Mixer Routes |
|
*/ |
|
|
|
#define DA7219_DMIX_ST_ROUTES(name) \ |
|
{name, "Out FilterL Switch", "Mixer Out FilterL"}, \ |
|
{name, "Out FilterR Switch", "Mixer Out FilterR"}, \ |
|
{name, "Sidetone Switch", "Sidetone Filter"} |
|
|
|
|
|
/* |
|
* DAPM audio route definition |
|
*/ |
|
|
|
static const struct snd_soc_dapm_route da7219_audio_map[] = { |
|
/* Input paths */ |
|
{"MIC", NULL, "Mic Bias"}, |
|
{"Mic PGA", NULL, "MIC"}, |
|
{"Mixin PGA", NULL, "Mic PGA"}, |
|
{"ADC", NULL, "Mixin PGA"}, |
|
|
|
{"Mixer In", NULL, "Mixer In Supply"}, |
|
{"Mixer In", "Mic Switch", "ADC"}, |
|
|
|
{"Sidetone Filter", NULL, "Mixer In"}, |
|
|
|
{"Tone Generator", NULL, "TONE"}, |
|
|
|
DA7219_OUT_DAI_MUX_ROUTES("Out DAIL Mux"), |
|
DA7219_OUT_DAI_MUX_ROUTES("Out DAIR Mux"), |
|
|
|
{"DAIOUT", NULL, "Out DAIL Mux"}, |
|
{"DAIOUT", NULL, "Out DAIR Mux"}, |
|
{"DAIOUT", NULL, "DAI"}, |
|
|
|
/* Output paths */ |
|
{"DAIIN", NULL, "DAI"}, |
|
|
|
DA7219_OUT_DAC_MUX_ROUTES("Out DACL Mux"), |
|
DA7219_OUT_DAC_MUX_ROUTES("Out DACR Mux"), |
|
|
|
{"Mixer Out FilterL", "DACL Switch", "Out DACL Mux"}, |
|
{"Mixer Out FilterR", "DACR Switch", "Out DACR Mux"}, |
|
|
|
DA7219_DMIX_ST_ROUTES("ST Mixer Out FilterL"), |
|
DA7219_DMIX_ST_ROUTES("ST Mixer Out FilterR"), |
|
|
|
{"DACL", NULL, "ST Mixer Out FilterL"}, |
|
{"DACR", NULL, "ST Mixer Out FilterR"}, |
|
|
|
{"Mixout Left PGA", NULL, "DACL"}, |
|
{"Mixout Right PGA", NULL, "DACR"}, |
|
|
|
{"HPL", NULL, "Mixout Left PGA"}, |
|
{"HPR", NULL, "Mixout Right PGA"}, |
|
|
|
{"HPL", NULL, "Headphone Left PGA"}, |
|
{"HPR", NULL, "Headphone Right PGA"}, |
|
|
|
{"HPL", NULL, "Charge Pump"}, |
|
{"HPR", NULL, "Charge Pump"}, |
|
}; |
|
|
|
|
|
/* |
|
* DAI operations |
|
*/ |
|
|
|
static int da7219_set_dai_sysclk(struct snd_soc_dai *codec_dai, |
|
int clk_id, unsigned int freq, int dir) |
|
{ |
|
struct snd_soc_component *component = codec_dai->component; |
|
struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component); |
|
int ret = 0; |
|
|
|
if ((da7219->clk_src == clk_id) && (da7219->mclk_rate == freq)) |
|
return 0; |
|
|
|
if ((freq < 2000000) || (freq > 54000000)) { |
|
dev_err(codec_dai->dev, "Unsupported MCLK value %d\n", |
|
freq); |
|
return -EINVAL; |
|
} |
|
|
|
mutex_lock(&da7219->pll_lock); |
|
|
|
switch (clk_id) { |
|
case DA7219_CLKSRC_MCLK_SQR: |
|
snd_soc_component_update_bits(component, DA7219_PLL_CTRL, |
|
DA7219_PLL_MCLK_SQR_EN_MASK, |
|
DA7219_PLL_MCLK_SQR_EN_MASK); |
|
break; |
|
case DA7219_CLKSRC_MCLK: |
|
snd_soc_component_update_bits(component, DA7219_PLL_CTRL, |
|
DA7219_PLL_MCLK_SQR_EN_MASK, 0); |
|
break; |
|
default: |
|
dev_err(codec_dai->dev, "Unknown clock source %d\n", clk_id); |
|
mutex_unlock(&da7219->pll_lock); |
|
return -EINVAL; |
|
} |
|
|
|
da7219->clk_src = clk_id; |
|
|
|
if (da7219->mclk) { |
|
freq = clk_round_rate(da7219->mclk, freq); |
|
ret = clk_set_rate(da7219->mclk, freq); |
|
if (ret) { |
|
dev_err(codec_dai->dev, "Failed to set clock rate %d\n", |
|
freq); |
|
mutex_unlock(&da7219->pll_lock); |
|
return ret; |
|
} |
|
} |
|
|
|
da7219->mclk_rate = freq; |
|
|
|
mutex_unlock(&da7219->pll_lock); |
|
|
|
return 0; |
|
} |
|
|
|
int da7219_set_pll(struct snd_soc_component *component, int source, unsigned int fout) |
|
{ |
|
struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component); |
|
|
|
u8 pll_ctrl, indiv_bits, indiv; |
|
u8 pll_frac_top, pll_frac_bot, pll_integer; |
|
u32 freq_ref; |
|
u64 frac_div; |
|
|
|
/* Verify 2MHz - 54MHz MCLK provided, and set input divider */ |
|
if (da7219->mclk_rate < 2000000) { |
|
dev_err(component->dev, "PLL input clock %d below valid range\n", |
|
da7219->mclk_rate); |
|
return -EINVAL; |
|
} else if (da7219->mclk_rate <= 4500000) { |
|
indiv_bits = DA7219_PLL_INDIV_2_TO_4_5_MHZ; |
|
indiv = DA7219_PLL_INDIV_2_TO_4_5_MHZ_VAL; |
|
} else if (da7219->mclk_rate <= 9000000) { |
|
indiv_bits = DA7219_PLL_INDIV_4_5_TO_9_MHZ; |
|
indiv = DA7219_PLL_INDIV_4_5_TO_9_MHZ_VAL; |
|
} else if (da7219->mclk_rate <= 18000000) { |
|
indiv_bits = DA7219_PLL_INDIV_9_TO_18_MHZ; |
|
indiv = DA7219_PLL_INDIV_9_TO_18_MHZ_VAL; |
|
} else if (da7219->mclk_rate <= 36000000) { |
|
indiv_bits = DA7219_PLL_INDIV_18_TO_36_MHZ; |
|
indiv = DA7219_PLL_INDIV_18_TO_36_MHZ_VAL; |
|
} else if (da7219->mclk_rate <= 54000000) { |
|
indiv_bits = DA7219_PLL_INDIV_36_TO_54_MHZ; |
|
indiv = DA7219_PLL_INDIV_36_TO_54_MHZ_VAL; |
|
} else { |
|
dev_err(component->dev, "PLL input clock %d above valid range\n", |
|
da7219->mclk_rate); |
|
return -EINVAL; |
|
} |
|
freq_ref = (da7219->mclk_rate / indiv); |
|
pll_ctrl = indiv_bits; |
|
|
|
/* Configure PLL */ |
|
switch (source) { |
|
case DA7219_SYSCLK_MCLK: |
|
pll_ctrl |= DA7219_PLL_MODE_BYPASS; |
|
snd_soc_component_update_bits(component, DA7219_PLL_CTRL, |
|
DA7219_PLL_INDIV_MASK | |
|
DA7219_PLL_MODE_MASK, pll_ctrl); |
|
return 0; |
|
case DA7219_SYSCLK_PLL: |
|
pll_ctrl |= DA7219_PLL_MODE_NORMAL; |
|
break; |
|
case DA7219_SYSCLK_PLL_SRM: |
|
pll_ctrl |= DA7219_PLL_MODE_SRM; |
|
break; |
|
default: |
|
dev_err(component->dev, "Invalid PLL config\n"); |
|
return -EINVAL; |
|
} |
|
|
|
/* Calculate dividers for PLL */ |
|
pll_integer = fout / freq_ref; |
|
frac_div = (u64)(fout % freq_ref) * 8192ULL; |
|
do_div(frac_div, freq_ref); |
|
pll_frac_top = (frac_div >> DA7219_BYTE_SHIFT) & DA7219_BYTE_MASK; |
|
pll_frac_bot = (frac_div) & DA7219_BYTE_MASK; |
|
|
|
/* Write PLL config & dividers */ |
|
snd_soc_component_write(component, DA7219_PLL_FRAC_TOP, pll_frac_top); |
|
snd_soc_component_write(component, DA7219_PLL_FRAC_BOT, pll_frac_bot); |
|
snd_soc_component_write(component, DA7219_PLL_INTEGER, pll_integer); |
|
snd_soc_component_update_bits(component, DA7219_PLL_CTRL, |
|
DA7219_PLL_INDIV_MASK | DA7219_PLL_MODE_MASK, |
|
pll_ctrl); |
|
|
|
return 0; |
|
} |
|
|
|
static int da7219_set_dai_pll(struct snd_soc_dai *codec_dai, int pll_id, |
|
int source, unsigned int fref, unsigned int fout) |
|
{ |
|
struct snd_soc_component *component = codec_dai->component; |
|
struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component); |
|
int ret; |
|
|
|
mutex_lock(&da7219->pll_lock); |
|
ret = da7219_set_pll(component, source, fout); |
|
mutex_unlock(&da7219->pll_lock); |
|
|
|
return ret; |
|
} |
|
|
|
static int da7219_set_dai_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt) |
|
{ |
|
struct snd_soc_component *component = codec_dai->component; |
|
struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component); |
|
u8 dai_clk_mode = 0, dai_ctrl = 0; |
|
|
|
switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { |
|
case SND_SOC_DAIFMT_CBM_CFM: |
|
da7219->master = true; |
|
break; |
|
case SND_SOC_DAIFMT_CBS_CFS: |
|
da7219->master = false; |
|
break; |
|
default: |
|
return -EINVAL; |
|
} |
|
|
|
switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { |
|
case SND_SOC_DAIFMT_I2S: |
|
case SND_SOC_DAIFMT_LEFT_J: |
|
case SND_SOC_DAIFMT_RIGHT_J: |
|
switch (fmt & SND_SOC_DAIFMT_INV_MASK) { |
|
case SND_SOC_DAIFMT_NB_NF: |
|
break; |
|
case SND_SOC_DAIFMT_NB_IF: |
|
dai_clk_mode |= DA7219_DAI_WCLK_POL_INV; |
|
break; |
|
case SND_SOC_DAIFMT_IB_NF: |
|
dai_clk_mode |= DA7219_DAI_CLK_POL_INV; |
|
break; |
|
case SND_SOC_DAIFMT_IB_IF: |
|
dai_clk_mode |= DA7219_DAI_WCLK_POL_INV | |
|
DA7219_DAI_CLK_POL_INV; |
|
break; |
|
default: |
|
return -EINVAL; |
|
} |
|
break; |
|
case SND_SOC_DAIFMT_DSP_B: |
|
switch (fmt & SND_SOC_DAIFMT_INV_MASK) { |
|
case SND_SOC_DAIFMT_NB_NF: |
|
dai_clk_mode |= DA7219_DAI_CLK_POL_INV; |
|
break; |
|
case SND_SOC_DAIFMT_NB_IF: |
|
dai_clk_mode |= DA7219_DAI_WCLK_POL_INV | |
|
DA7219_DAI_CLK_POL_INV; |
|
break; |
|
case SND_SOC_DAIFMT_IB_NF: |
|
break; |
|
case SND_SOC_DAIFMT_IB_IF: |
|
dai_clk_mode |= DA7219_DAI_WCLK_POL_INV; |
|
break; |
|
default: |
|
return -EINVAL; |
|
} |
|
break; |
|
default: |
|
return -EINVAL; |
|
} |
|
|
|
switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { |
|
case SND_SOC_DAIFMT_I2S: |
|
dai_ctrl |= DA7219_DAI_FORMAT_I2S; |
|
break; |
|
case SND_SOC_DAIFMT_LEFT_J: |
|
dai_ctrl |= DA7219_DAI_FORMAT_LEFT_J; |
|
break; |
|
case SND_SOC_DAIFMT_RIGHT_J: |
|
dai_ctrl |= DA7219_DAI_FORMAT_RIGHT_J; |
|
break; |
|
case SND_SOC_DAIFMT_DSP_B: |
|
dai_ctrl |= DA7219_DAI_FORMAT_DSP; |
|
break; |
|
default: |
|
return -EINVAL; |
|
} |
|
|
|
snd_soc_component_update_bits(component, DA7219_DAI_CLK_MODE, |
|
DA7219_DAI_CLK_POL_MASK | DA7219_DAI_WCLK_POL_MASK, |
|
dai_clk_mode); |
|
snd_soc_component_update_bits(component, DA7219_DAI_CTRL, DA7219_DAI_FORMAT_MASK, |
|
dai_ctrl); |
|
|
|
return 0; |
|
} |
|
|
|
static int da7219_set_bclks_per_wclk(struct snd_soc_component *component, |
|
unsigned long factor) |
|
{ |
|
u8 bclks_per_wclk; |
|
|
|
switch (factor) { |
|
case 32: |
|
bclks_per_wclk = DA7219_DAI_BCLKS_PER_WCLK_32; |
|
break; |
|
case 64: |
|
bclks_per_wclk = DA7219_DAI_BCLKS_PER_WCLK_64; |
|
break; |
|
case 128: |
|
bclks_per_wclk = DA7219_DAI_BCLKS_PER_WCLK_128; |
|
break; |
|
case 256: |
|
bclks_per_wclk = DA7219_DAI_BCLKS_PER_WCLK_256; |
|
break; |
|
default: |
|
return -EINVAL; |
|
} |
|
|
|
snd_soc_component_update_bits(component, DA7219_DAI_CLK_MODE, |
|
DA7219_DAI_BCLKS_PER_WCLK_MASK, |
|
bclks_per_wclk); |
|
|
|
return 0; |
|
} |
|
|
|
static int da7219_set_dai_tdm_slot(struct snd_soc_dai *dai, |
|
unsigned int tx_mask, unsigned int rx_mask, |
|
int slots, int slot_width) |
|
{ |
|
struct snd_soc_component *component = dai->component; |
|
struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component); |
|
struct clk *wclk = da7219->dai_clks[DA7219_DAI_WCLK_IDX]; |
|
struct clk *bclk = da7219->dai_clks[DA7219_DAI_BCLK_IDX]; |
|
unsigned int ch_mask; |
|
unsigned long sr, bclk_rate; |
|
u8 slot_offset; |
|
u16 offset; |
|
__le16 dai_offset; |
|
u32 frame_size; |
|
int ret; |
|
|
|
/* No channels enabled so disable TDM */ |
|
if (!tx_mask) { |
|
snd_soc_component_update_bits(component, DA7219_DAI_TDM_CTRL, |
|
DA7219_DAI_TDM_CH_EN_MASK | |
|
DA7219_DAI_TDM_MODE_EN_MASK, 0); |
|
da7219->tdm_en = false; |
|
return 0; |
|
} |
|
|
|
/* Check we have valid slots */ |
|
slot_offset = ffs(tx_mask) - 1; |
|
ch_mask = (tx_mask >> slot_offset); |
|
if (fls(ch_mask) > DA7219_DAI_TDM_MAX_SLOTS) { |
|
dev_err(component->dev, |
|
"Invalid number of slots, max = %d\n", |
|
DA7219_DAI_TDM_MAX_SLOTS); |
|
return -EINVAL; |
|
} |
|
|
|
/* |
|
* Ensure we have a valid offset into the frame, based on slot width |
|
* and slot offset of first slot we're interested in. |
|
*/ |
|
offset = slot_offset * slot_width; |
|
if (offset > DA7219_DAI_OFFSET_MAX) { |
|
dev_err(component->dev, "Invalid frame offset %d\n", offset); |
|
return -EINVAL; |
|
} |
|
|
|
/* |
|
* If we're master, calculate & validate frame size based on slot info |
|
* provided as we have a limited set of rates available. |
|
*/ |
|
if (da7219->master) { |
|
frame_size = slots * slot_width; |
|
|
|
if (bclk) { |
|
sr = clk_get_rate(wclk); |
|
bclk_rate = sr * frame_size; |
|
ret = clk_set_rate(bclk, bclk_rate); |
|
if (ret) { |
|
dev_err(component->dev, |
|
"Failed to set TDM BCLK rate %lu: %d\n", |
|
bclk_rate, ret); |
|
return ret; |
|
} |
|
} else { |
|
ret = da7219_set_bclks_per_wclk(component, frame_size); |
|
if (ret) { |
|
dev_err(component->dev, |
|
"Failed to set TDM BCLKs per WCLK %d: %d\n", |
|
frame_size, ret); |
|
return ret; |
|
} |
|
} |
|
} |
|
|
|
dai_offset = cpu_to_le16(offset); |
|
regmap_bulk_write(da7219->regmap, DA7219_DAI_OFFSET_LOWER, |
|
&dai_offset, sizeof(dai_offset)); |
|
|
|
snd_soc_component_update_bits(component, DA7219_DAI_TDM_CTRL, |
|
DA7219_DAI_TDM_CH_EN_MASK | |
|
DA7219_DAI_TDM_MODE_EN_MASK, |
|
(ch_mask << DA7219_DAI_TDM_CH_EN_SHIFT) | |
|
DA7219_DAI_TDM_MODE_EN_MASK); |
|
|
|
da7219->tdm_en = true; |
|
|
|
return 0; |
|
} |
|
|
|
static int da7219_set_sr(struct snd_soc_component *component, |
|
unsigned long rate) |
|
{ |
|
u8 fs; |
|
|
|
switch (rate) { |
|
case 8000: |
|
fs = DA7219_SR_8000; |
|
break; |
|
case 11025: |
|
fs = DA7219_SR_11025; |
|
break; |
|
case 12000: |
|
fs = DA7219_SR_12000; |
|
break; |
|
case 16000: |
|
fs = DA7219_SR_16000; |
|
break; |
|
case 22050: |
|
fs = DA7219_SR_22050; |
|
break; |
|
case 24000: |
|
fs = DA7219_SR_24000; |
|
break; |
|
case 32000: |
|
fs = DA7219_SR_32000; |
|
break; |
|
case 44100: |
|
fs = DA7219_SR_44100; |
|
break; |
|
case 48000: |
|
fs = DA7219_SR_48000; |
|
break; |
|
case 88200: |
|
fs = DA7219_SR_88200; |
|
break; |
|
case 96000: |
|
fs = DA7219_SR_96000; |
|
break; |
|
default: |
|
return -EINVAL; |
|
} |
|
|
|
snd_soc_component_write(component, DA7219_SR, fs); |
|
|
|
return 0; |
|
} |
|
|
|
static int da7219_hw_params(struct snd_pcm_substream *substream, |
|
struct snd_pcm_hw_params *params, |
|
struct snd_soc_dai *dai) |
|
{ |
|
struct snd_soc_component *component = dai->component; |
|
struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component); |
|
struct clk *wclk = da7219->dai_clks[DA7219_DAI_WCLK_IDX]; |
|
struct clk *bclk = da7219->dai_clks[DA7219_DAI_BCLK_IDX]; |
|
u8 dai_ctrl = 0; |
|
unsigned int channels; |
|
unsigned long sr, bclk_rate; |
|
int word_len = params_width(params); |
|
int frame_size, ret; |
|
|
|
switch (word_len) { |
|
case 16: |
|
dai_ctrl |= DA7219_DAI_WORD_LENGTH_S16_LE; |
|
break; |
|
case 20: |
|
dai_ctrl |= DA7219_DAI_WORD_LENGTH_S20_LE; |
|
break; |
|
case 24: |
|
dai_ctrl |= DA7219_DAI_WORD_LENGTH_S24_LE; |
|
break; |
|
case 32: |
|
dai_ctrl |= DA7219_DAI_WORD_LENGTH_S32_LE; |
|
break; |
|
default: |
|
return -EINVAL; |
|
} |
|
|
|
channels = params_channels(params); |
|
if ((channels < 1) || (channels > DA7219_DAI_CH_NUM_MAX)) { |
|
dev_err(component->dev, |
|
"Invalid number of channels, only 1 to %d supported\n", |
|
DA7219_DAI_CH_NUM_MAX); |
|
return -EINVAL; |
|
} |
|
dai_ctrl |= channels << DA7219_DAI_CH_NUM_SHIFT; |
|
|
|
sr = params_rate(params); |
|
if (da7219->master && wclk) { |
|
ret = clk_set_rate(wclk, sr); |
|
if (ret) { |
|
dev_err(component->dev, |
|
"Failed to set WCLK SR %lu: %d\n", sr, ret); |
|
return ret; |
|
} |
|
} else { |
|
ret = da7219_set_sr(component, sr); |
|
if (ret) { |
|
dev_err(component->dev, |
|
"Failed to set SR %lu: %d\n", sr, ret); |
|
return ret; |
|
} |
|
} |
|
|
|
/* |
|
* If we're master, then we have a limited set of BCLK rates we |
|
* support. For slave mode this isn't the case and the codec can detect |
|
* the BCLK rate automatically. |
|
*/ |
|
if (da7219->master && !da7219->tdm_en) { |
|
if ((word_len * DA7219_DAI_CH_NUM_MAX) <= 32) |
|
frame_size = 32; |
|
else |
|
frame_size = 64; |
|
|
|
if (bclk) { |
|
bclk_rate = frame_size * sr; |
|
/* |
|
* Rounding the rate here avoids failure trying to set a |
|
* new rate on an already enabled bclk. In that |
|
* instance this will just set the same rate as is |
|
* currently in use, and so should continue without |
|
* problem, as long as the BCLK rate is suitable for the |
|
* desired frame size. |
|
*/ |
|
bclk_rate = clk_round_rate(bclk, bclk_rate); |
|
if ((bclk_rate / sr) < frame_size) { |
|
dev_err(component->dev, |
|
"BCLK rate mismatch against frame size"); |
|
return -EINVAL; |
|
} |
|
|
|
ret = clk_set_rate(bclk, bclk_rate); |
|
if (ret) { |
|
dev_err(component->dev, |
|
"Failed to set BCLK rate %lu: %d\n", |
|
bclk_rate, ret); |
|
return ret; |
|
} |
|
} else { |
|
ret = da7219_set_bclks_per_wclk(component, frame_size); |
|
if (ret) { |
|
dev_err(component->dev, |
|
"Failed to set BCLKs per WCLK %d: %d\n", |
|
frame_size, ret); |
|
return ret; |
|
} |
|
} |
|
} |
|
|
|
snd_soc_component_update_bits(component, DA7219_DAI_CTRL, |
|
DA7219_DAI_WORD_LENGTH_MASK | |
|
DA7219_DAI_CH_NUM_MASK, |
|
dai_ctrl); |
|
|
|
return 0; |
|
} |
|
|
|
static const struct snd_soc_dai_ops da7219_dai_ops = { |
|
.hw_params = da7219_hw_params, |
|
.set_sysclk = da7219_set_dai_sysclk, |
|
.set_pll = da7219_set_dai_pll, |
|
.set_fmt = da7219_set_dai_fmt, |
|
.set_tdm_slot = da7219_set_dai_tdm_slot, |
|
}; |
|
|
|
#define DA7219_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\ |
|
SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE) |
|
|
|
#define DA7219_RATES (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_11025 |\ |
|
SNDRV_PCM_RATE_16000 | SNDRV_PCM_RATE_22050 |\ |
|
SNDRV_PCM_RATE_32000 | SNDRV_PCM_RATE_44100 |\ |
|
SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_88200 |\ |
|
SNDRV_PCM_RATE_96000) |
|
|
|
static struct snd_soc_dai_driver da7219_dai = { |
|
.name = "da7219-hifi", |
|
.playback = { |
|
.stream_name = "Playback", |
|
.channels_min = 1, |
|
.channels_max = DA7219_DAI_CH_NUM_MAX, |
|
.rates = DA7219_RATES, |
|
.formats = DA7219_FORMATS, |
|
}, |
|
.capture = { |
|
.stream_name = "Capture", |
|
.channels_min = 1, |
|
.channels_max = DA7219_DAI_CH_NUM_MAX, |
|
.rates = DA7219_RATES, |
|
.formats = DA7219_FORMATS, |
|
}, |
|
.ops = &da7219_dai_ops, |
|
.symmetric_rate = 1, |
|
.symmetric_channels = 1, |
|
.symmetric_sample_bits = 1, |
|
}; |
|
|
|
|
|
/* |
|
* DT/ACPI |
|
*/ |
|
|
|
#ifdef CONFIG_OF |
|
static const struct of_device_id da7219_of_match[] = { |
|
{ .compatible = "dlg,da7219", }, |
|
{ } |
|
}; |
|
MODULE_DEVICE_TABLE(of, da7219_of_match); |
|
#endif |
|
|
|
#ifdef CONFIG_ACPI |
|
static const struct acpi_device_id da7219_acpi_match[] = { |
|
{ .id = "DLGS7219", }, |
|
{ } |
|
}; |
|
MODULE_DEVICE_TABLE(acpi, da7219_acpi_match); |
|
#endif |
|
|
|
static enum da7219_micbias_voltage |
|
da7219_fw_micbias_lvl(struct device *dev, u32 val) |
|
{ |
|
switch (val) { |
|
case 1600: |
|
return DA7219_MICBIAS_1_6V; |
|
case 1800: |
|
return DA7219_MICBIAS_1_8V; |
|
case 2000: |
|
return DA7219_MICBIAS_2_0V; |
|
case 2200: |
|
return DA7219_MICBIAS_2_2V; |
|
case 2400: |
|
return DA7219_MICBIAS_2_4V; |
|
case 2600: |
|
return DA7219_MICBIAS_2_6V; |
|
default: |
|
dev_warn(dev, "Invalid micbias level"); |
|
return DA7219_MICBIAS_2_2V; |
|
} |
|
} |
|
|
|
static enum da7219_mic_amp_in_sel |
|
da7219_fw_mic_amp_in_sel(struct device *dev, const char *str) |
|
{ |
|
if (!strcmp(str, "diff")) { |
|
return DA7219_MIC_AMP_IN_SEL_DIFF; |
|
} else if (!strcmp(str, "se_p")) { |
|
return DA7219_MIC_AMP_IN_SEL_SE_P; |
|
} else if (!strcmp(str, "se_n")) { |
|
return DA7219_MIC_AMP_IN_SEL_SE_N; |
|
} else { |
|
dev_warn(dev, "Invalid mic input type selection"); |
|
return DA7219_MIC_AMP_IN_SEL_DIFF; |
|
} |
|
} |
|
|
|
static struct da7219_pdata *da7219_fw_to_pdata(struct device *dev) |
|
{ |
|
struct da7219_pdata *pdata; |
|
const char *of_str; |
|
u32 of_val32; |
|
|
|
pdata = devm_kzalloc(dev, sizeof(*pdata), GFP_KERNEL); |
|
if (!pdata) |
|
return NULL; |
|
|
|
pdata->wakeup_source = device_property_read_bool(dev, "wakeup-source"); |
|
|
|
pdata->dai_clk_names[DA7219_DAI_WCLK_IDX] = "da7219-dai-wclk"; |
|
pdata->dai_clk_names[DA7219_DAI_BCLK_IDX] = "da7219-dai-bclk"; |
|
if (device_property_read_string_array(dev, "clock-output-names", |
|
pdata->dai_clk_names, |
|
DA7219_DAI_NUM_CLKS) < 0) |
|
dev_warn(dev, "Using default DAI clk names: %s, %s\n", |
|
pdata->dai_clk_names[DA7219_DAI_WCLK_IDX], |
|
pdata->dai_clk_names[DA7219_DAI_BCLK_IDX]); |
|
|
|
if (device_property_read_u32(dev, "dlg,micbias-lvl", &of_val32) >= 0) |
|
pdata->micbias_lvl = da7219_fw_micbias_lvl(dev, of_val32); |
|
else |
|
pdata->micbias_lvl = DA7219_MICBIAS_2_2V; |
|
|
|
if (!device_property_read_string(dev, "dlg,mic-amp-in-sel", &of_str)) |
|
pdata->mic_amp_in_sel = da7219_fw_mic_amp_in_sel(dev, of_str); |
|
else |
|
pdata->mic_amp_in_sel = DA7219_MIC_AMP_IN_SEL_DIFF; |
|
|
|
return pdata; |
|
} |
|
|
|
|
|
/* |
|
* Codec driver functions |
|
*/ |
|
|
|
static int da7219_set_bias_level(struct snd_soc_component *component, |
|
enum snd_soc_bias_level level) |
|
{ |
|
struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component); |
|
int ret; |
|
|
|
switch (level) { |
|
case SND_SOC_BIAS_ON: |
|
break; |
|
case SND_SOC_BIAS_PREPARE: |
|
/* Enable MCLK for transition to ON state */ |
|
if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_STANDBY) { |
|
if (da7219->mclk) { |
|
ret = clk_prepare_enable(da7219->mclk); |
|
if (ret) { |
|
dev_err(component->dev, |
|
"Failed to enable mclk\n"); |
|
return ret; |
|
} |
|
} |
|
} |
|
|
|
break; |
|
case SND_SOC_BIAS_STANDBY: |
|
if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_OFF) |
|
/* Master bias */ |
|
snd_soc_component_update_bits(component, DA7219_REFERENCES, |
|
DA7219_BIAS_EN_MASK, |
|
DA7219_BIAS_EN_MASK); |
|
|
|
if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_PREPARE) { |
|
/* Remove MCLK */ |
|
if (da7219->mclk) |
|
clk_disable_unprepare(da7219->mclk); |
|
} |
|
break; |
|
case SND_SOC_BIAS_OFF: |
|
/* Only disable master bias if we're not a wake-up source */ |
|
if (!da7219->wakeup_source) |
|
snd_soc_component_update_bits(component, DA7219_REFERENCES, |
|
DA7219_BIAS_EN_MASK, 0); |
|
|
|
break; |
|
} |
|
|
|
return 0; |
|
} |
|
|
|
static const char *da7219_supply_names[DA7219_NUM_SUPPLIES] = { |
|
[DA7219_SUPPLY_VDD] = "VDD", |
|
[DA7219_SUPPLY_VDDMIC] = "VDDMIC", |
|
[DA7219_SUPPLY_VDDIO] = "VDDIO", |
|
}; |
|
|
|
static int da7219_handle_supplies(struct snd_soc_component *component, |
|
u8 *io_voltage_lvl) |
|
{ |
|
struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component); |
|
struct regulator *vddio; |
|
int i, ret; |
|
|
|
/* Get required supplies */ |
|
for (i = 0; i < DA7219_NUM_SUPPLIES; ++i) |
|
da7219->supplies[i].supply = da7219_supply_names[i]; |
|
|
|
ret = regulator_bulk_get(component->dev, DA7219_NUM_SUPPLIES, |
|
da7219->supplies); |
|
if (ret) { |
|
dev_err(component->dev, "Failed to get supplies"); |
|
return ret; |
|
} |
|
|
|
/* Default to upper range */ |
|
*io_voltage_lvl = DA7219_IO_VOLTAGE_LEVEL_2_5V_3_6V; |
|
|
|
/* Determine VDDIO voltage provided */ |
|
vddio = da7219->supplies[DA7219_SUPPLY_VDDIO].consumer; |
|
ret = regulator_get_voltage(vddio); |
|
if (ret < 1200000) |
|
dev_warn(component->dev, "Invalid VDDIO voltage\n"); |
|
else if (ret < 2800000) |
|
*io_voltage_lvl = DA7219_IO_VOLTAGE_LEVEL_1_2V_2_8V; |
|
|
|
/* Enable main supplies */ |
|
ret = regulator_bulk_enable(DA7219_NUM_SUPPLIES, da7219->supplies); |
|
if (ret) { |
|
dev_err(component->dev, "Failed to enable supplies"); |
|
regulator_bulk_free(DA7219_NUM_SUPPLIES, da7219->supplies); |
|
return ret; |
|
} |
|
|
|
return 0; |
|
} |
|
|
|
#ifdef CONFIG_COMMON_CLK |
|
static int da7219_wclk_prepare(struct clk_hw *hw) |
|
{ |
|
struct da7219_priv *da7219 = |
|
container_of(hw, struct da7219_priv, |
|
dai_clks_hw[DA7219_DAI_WCLK_IDX]); |
|
struct snd_soc_component *component = da7219->component; |
|
|
|
if (!da7219->master) |
|
return -EINVAL; |
|
|
|
snd_soc_component_update_bits(component, DA7219_DAI_CLK_MODE, |
|
DA7219_DAI_CLK_EN_MASK, |
|
DA7219_DAI_CLK_EN_MASK); |
|
|
|
return 0; |
|
} |
|
|
|
static void da7219_wclk_unprepare(struct clk_hw *hw) |
|
{ |
|
struct da7219_priv *da7219 = |
|
container_of(hw, struct da7219_priv, |
|
dai_clks_hw[DA7219_DAI_WCLK_IDX]); |
|
struct snd_soc_component *component = da7219->component; |
|
|
|
if (!da7219->master) |
|
return; |
|
|
|
snd_soc_component_update_bits(component, DA7219_DAI_CLK_MODE, |
|
DA7219_DAI_CLK_EN_MASK, 0); |
|
} |
|
|
|
static int da7219_wclk_is_prepared(struct clk_hw *hw) |
|
{ |
|
struct da7219_priv *da7219 = |
|
container_of(hw, struct da7219_priv, |
|
dai_clks_hw[DA7219_DAI_WCLK_IDX]); |
|
struct snd_soc_component *component = da7219->component; |
|
u8 clk_reg; |
|
|
|
if (!da7219->master) |
|
return -EINVAL; |
|
|
|
clk_reg = snd_soc_component_read(component, DA7219_DAI_CLK_MODE); |
|
|
|
return !!(clk_reg & DA7219_DAI_CLK_EN_MASK); |
|
} |
|
|
|
static unsigned long da7219_wclk_recalc_rate(struct clk_hw *hw, |
|
unsigned long parent_rate) |
|
{ |
|
struct da7219_priv *da7219 = |
|
container_of(hw, struct da7219_priv, |
|
dai_clks_hw[DA7219_DAI_WCLK_IDX]); |
|
struct snd_soc_component *component = da7219->component; |
|
u8 fs = snd_soc_component_read(component, DA7219_SR); |
|
|
|
switch (fs & DA7219_SR_MASK) { |
|
case DA7219_SR_8000: |
|
return 8000; |
|
case DA7219_SR_11025: |
|
return 11025; |
|
case DA7219_SR_12000: |
|
return 12000; |
|
case DA7219_SR_16000: |
|
return 16000; |
|
case DA7219_SR_22050: |
|
return 22050; |
|
case DA7219_SR_24000: |
|
return 24000; |
|
case DA7219_SR_32000: |
|
return 32000; |
|
case DA7219_SR_44100: |
|
return 44100; |
|
case DA7219_SR_48000: |
|
return 48000; |
|
case DA7219_SR_88200: |
|
return 88200; |
|
case DA7219_SR_96000: |
|
return 96000; |
|
default: |
|
return 0; |
|
} |
|
} |
|
|
|
static long da7219_wclk_round_rate(struct clk_hw *hw, unsigned long rate, |
|
unsigned long *parent_rate) |
|
{ |
|
struct da7219_priv *da7219 = |
|
container_of(hw, struct da7219_priv, |
|
dai_clks_hw[DA7219_DAI_WCLK_IDX]); |
|
|
|
if (!da7219->master) |
|
return -EINVAL; |
|
|
|
if (rate < 11025) |
|
return 8000; |
|
else if (rate < 12000) |
|
return 11025; |
|
else if (rate < 16000) |
|
return 12000; |
|
else if (rate < 22050) |
|
return 16000; |
|
else if (rate < 24000) |
|
return 22050; |
|
else if (rate < 32000) |
|
return 24000; |
|
else if (rate < 44100) |
|
return 32000; |
|
else if (rate < 48000) |
|
return 44100; |
|
else if (rate < 88200) |
|
return 48000; |
|
else if (rate < 96000) |
|
return 88200; |
|
else |
|
return 96000; |
|
} |
|
|
|
static int da7219_wclk_set_rate(struct clk_hw *hw, unsigned long rate, |
|
unsigned long parent_rate) |
|
{ |
|
struct da7219_priv *da7219 = |
|
container_of(hw, struct da7219_priv, |
|
dai_clks_hw[DA7219_DAI_WCLK_IDX]); |
|
struct snd_soc_component *component = da7219->component; |
|
|
|
if (!da7219->master) |
|
return -EINVAL; |
|
|
|
return da7219_set_sr(component, rate); |
|
} |
|
|
|
static unsigned long da7219_bclk_recalc_rate(struct clk_hw *hw, |
|
unsigned long parent_rate) |
|
{ |
|
struct da7219_priv *da7219 = |
|
container_of(hw, struct da7219_priv, |
|
dai_clks_hw[DA7219_DAI_BCLK_IDX]); |
|
struct snd_soc_component *component = da7219->component; |
|
u8 bclks_per_wclk = snd_soc_component_read(component, |
|
DA7219_DAI_CLK_MODE); |
|
|
|
switch (bclks_per_wclk & DA7219_DAI_BCLKS_PER_WCLK_MASK) { |
|
case DA7219_DAI_BCLKS_PER_WCLK_32: |
|
return parent_rate * 32; |
|
case DA7219_DAI_BCLKS_PER_WCLK_64: |
|
return parent_rate * 64; |
|
case DA7219_DAI_BCLKS_PER_WCLK_128: |
|
return parent_rate * 128; |
|
case DA7219_DAI_BCLKS_PER_WCLK_256: |
|
return parent_rate * 256; |
|
default: |
|
return 0; |
|
} |
|
} |
|
|
|
static unsigned long da7219_bclk_get_factor(unsigned long rate, |
|
unsigned long parent_rate) |
|
{ |
|
unsigned long factor; |
|
|
|
factor = rate / parent_rate; |
|
if (factor < 64) |
|
return 32; |
|
else if (factor < 128) |
|
return 64; |
|
else if (factor < 256) |
|
return 128; |
|
else |
|
return 256; |
|
} |
|
|
|
static long da7219_bclk_round_rate(struct clk_hw *hw, unsigned long rate, |
|
unsigned long *parent_rate) |
|
{ |
|
struct da7219_priv *da7219 = |
|
container_of(hw, struct da7219_priv, |
|
dai_clks_hw[DA7219_DAI_BCLK_IDX]); |
|
unsigned long factor; |
|
|
|
if (!*parent_rate || !da7219->master) |
|
return -EINVAL; |
|
|
|
/* |
|
* We don't allow changing the parent rate as some BCLK rates can be |
|
* derived from multiple parent WCLK rates (BCLK rates are set as a |
|
* multiplier of WCLK in HW). We just do some rounding down based on the |
|
* parent WCLK rate set and find the appropriate multiplier of BCLK to |
|
* get the rounded down BCLK value. |
|
*/ |
|
factor = da7219_bclk_get_factor(rate, *parent_rate); |
|
|
|
return *parent_rate * factor; |
|
} |
|
|
|
static int da7219_bclk_set_rate(struct clk_hw *hw, unsigned long rate, |
|
unsigned long parent_rate) |
|
{ |
|
struct da7219_priv *da7219 = |
|
container_of(hw, struct da7219_priv, |
|
dai_clks_hw[DA7219_DAI_BCLK_IDX]); |
|
struct snd_soc_component *component = da7219->component; |
|
unsigned long factor; |
|
|
|
if (!da7219->master) |
|
return -EINVAL; |
|
|
|
factor = da7219_bclk_get_factor(rate, parent_rate); |
|
|
|
return da7219_set_bclks_per_wclk(component, factor); |
|
} |
|
|
|
static const struct clk_ops da7219_dai_clk_ops[DA7219_DAI_NUM_CLKS] = { |
|
[DA7219_DAI_WCLK_IDX] = { |
|
.prepare = da7219_wclk_prepare, |
|
.unprepare = da7219_wclk_unprepare, |
|
.is_prepared = da7219_wclk_is_prepared, |
|
.recalc_rate = da7219_wclk_recalc_rate, |
|
.round_rate = da7219_wclk_round_rate, |
|
.set_rate = da7219_wclk_set_rate, |
|
}, |
|
[DA7219_DAI_BCLK_IDX] = { |
|
.recalc_rate = da7219_bclk_recalc_rate, |
|
.round_rate = da7219_bclk_round_rate, |
|
.set_rate = da7219_bclk_set_rate, |
|
}, |
|
}; |
|
|
|
static int da7219_register_dai_clks(struct snd_soc_component *component) |
|
{ |
|
struct device *dev = component->dev; |
|
struct device_node *np = dev->of_node; |
|
struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component); |
|
struct da7219_pdata *pdata = da7219->pdata; |
|
const char *parent_name; |
|
struct clk_hw_onecell_data *clk_data; |
|
int i, ret; |
|
|
|
/* For DT platforms allocate onecell data for clock registration */ |
|
if (np) { |
|
clk_data = kzalloc(struct_size(clk_data, hws, DA7219_DAI_NUM_CLKS), |
|
GFP_KERNEL); |
|
if (!clk_data) |
|
return -ENOMEM; |
|
|
|
clk_data->num = DA7219_DAI_NUM_CLKS; |
|
da7219->clk_hw_data = clk_data; |
|
} |
|
|
|
for (i = 0; i < DA7219_DAI_NUM_CLKS; ++i) { |
|
struct clk_init_data init = {}; |
|
struct clk_lookup *dai_clk_lookup; |
|
struct clk_hw *dai_clk_hw = &da7219->dai_clks_hw[i]; |
|
|
|
switch (i) { |
|
case DA7219_DAI_WCLK_IDX: |
|
/* |
|
* If we can, make MCLK the parent of WCLK to ensure |
|
* it's enabled as required. |
|
*/ |
|
if (da7219->mclk) { |
|
parent_name = __clk_get_name(da7219->mclk); |
|
init.parent_names = &parent_name; |
|
init.num_parents = 1; |
|
} else { |
|
init.parent_names = NULL; |
|
init.num_parents = 0; |
|
} |
|
break; |
|
case DA7219_DAI_BCLK_IDX: |
|
/* Make WCLK the parent of BCLK */ |
|
parent_name = __clk_get_name(da7219->dai_clks[DA7219_DAI_WCLK_IDX]); |
|
init.parent_names = &parent_name; |
|
init.num_parents = 1; |
|
break; |
|
default: |
|
dev_err(dev, "Invalid clock index\n"); |
|
ret = -EINVAL; |
|
goto err; |
|
} |
|
|
|
init.name = pdata->dai_clk_names[i]; |
|
init.ops = &da7219_dai_clk_ops[i]; |
|
init.flags = CLK_GET_RATE_NOCACHE | CLK_SET_RATE_GATE; |
|
dai_clk_hw->init = &init; |
|
|
|
ret = clk_hw_register(dev, dai_clk_hw); |
|
if (ret) { |
|
dev_warn(dev, "Failed to register %s: %d\n", init.name, |
|
ret); |
|
goto err; |
|
} |
|
da7219->dai_clks[i] = dai_clk_hw->clk; |
|
|
|
/* For DT setup onecell data, otherwise create lookup */ |
|
if (np) { |
|
da7219->clk_hw_data->hws[i] = dai_clk_hw; |
|
} else { |
|
dai_clk_lookup = clkdev_hw_create(dai_clk_hw, init.name, |
|
"%s", dev_name(dev)); |
|
if (!dai_clk_lookup) { |
|
ret = -ENOMEM; |
|
goto err; |
|
} else { |
|
da7219->dai_clks_lookup[i] = dai_clk_lookup; |
|
} |
|
} |
|
} |
|
|
|
/* If we're using DT, then register as provider accordingly */ |
|
if (np) { |
|
ret = of_clk_add_hw_provider(dev->of_node, of_clk_hw_onecell_get, |
|
da7219->clk_hw_data); |
|
if (ret) { |
|
dev_err(dev, "Failed to register clock provider\n"); |
|
goto err; |
|
} |
|
} |
|
|
|
return 0; |
|
|
|
err: |
|
do { |
|
if (da7219->dai_clks_lookup[i]) |
|
clkdev_drop(da7219->dai_clks_lookup[i]); |
|
|
|
clk_hw_unregister(&da7219->dai_clks_hw[i]); |
|
} while (i-- > 0); |
|
|
|
if (np) |
|
kfree(da7219->clk_hw_data); |
|
|
|
return ret; |
|
} |
|
|
|
static void da7219_free_dai_clks(struct snd_soc_component *component) |
|
{ |
|
struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component); |
|
struct device_node *np = component->dev->of_node; |
|
int i; |
|
|
|
if (np) |
|
of_clk_del_provider(np); |
|
|
|
for (i = DA7219_DAI_NUM_CLKS - 1; i >= 0; --i) { |
|
if (da7219->dai_clks_lookup[i]) |
|
clkdev_drop(da7219->dai_clks_lookup[i]); |
|
|
|
clk_hw_unregister(&da7219->dai_clks_hw[i]); |
|
} |
|
|
|
if (np) |
|
kfree(da7219->clk_hw_data); |
|
} |
|
#else |
|
static inline int da7219_register_dai_clks(struct snd_soc_component *component) |
|
{ |
|
return 0; |
|
} |
|
|
|
static void da7219_free_dai_clks(struct snd_soc_component *component) {} |
|
#endif /* CONFIG_COMMON_CLK */ |
|
|
|
static void da7219_handle_pdata(struct snd_soc_component *component) |
|
{ |
|
struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component); |
|
struct da7219_pdata *pdata = da7219->pdata; |
|
|
|
if (pdata) { |
|
u8 micbias_lvl = 0; |
|
|
|
da7219->wakeup_source = pdata->wakeup_source; |
|
|
|
/* Mic Bias voltages */ |
|
switch (pdata->micbias_lvl) { |
|
case DA7219_MICBIAS_1_6V: |
|
case DA7219_MICBIAS_1_8V: |
|
case DA7219_MICBIAS_2_0V: |
|
case DA7219_MICBIAS_2_2V: |
|
case DA7219_MICBIAS_2_4V: |
|
case DA7219_MICBIAS_2_6V: |
|
micbias_lvl |= (pdata->micbias_lvl << |
|
DA7219_MICBIAS1_LEVEL_SHIFT); |
|
break; |
|
} |
|
|
|
snd_soc_component_write(component, DA7219_MICBIAS_CTRL, micbias_lvl); |
|
|
|
/* |
|
* Calculate delay required to compensate for DC offset in |
|
* Mic PGA, based on Mic Bias voltage. |
|
*/ |
|
da7219->mic_pga_delay = DA7219_MIC_PGA_BASE_DELAY + |
|
(pdata->micbias_lvl * |
|
DA7219_MIC_PGA_OFFSET_DELAY); |
|
|
|
/* Mic */ |
|
switch (pdata->mic_amp_in_sel) { |
|
case DA7219_MIC_AMP_IN_SEL_DIFF: |
|
case DA7219_MIC_AMP_IN_SEL_SE_P: |
|
case DA7219_MIC_AMP_IN_SEL_SE_N: |
|
snd_soc_component_write(component, DA7219_MIC_1_SELECT, |
|
pdata->mic_amp_in_sel); |
|
break; |
|
} |
|
} |
|
} |
|
|
|
|
|
/* |
|
* Regmap configs |
|
*/ |
|
|
|
static struct reg_default da7219_reg_defaults[] = { |
|
{ DA7219_MIC_1_SELECT, 0x00 }, |
|
{ DA7219_CIF_TIMEOUT_CTRL, 0x01 }, |
|
{ DA7219_SR_24_48, 0x00 }, |
|
{ DA7219_SR, 0x0A }, |
|
{ DA7219_CIF_I2C_ADDR_CFG, 0x02 }, |
|
{ DA7219_PLL_CTRL, 0x10 }, |
|
{ DA7219_PLL_FRAC_TOP, 0x00 }, |
|
{ DA7219_PLL_FRAC_BOT, 0x00 }, |
|
{ DA7219_PLL_INTEGER, 0x20 }, |
|
{ DA7219_DIG_ROUTING_DAI, 0x10 }, |
|
{ DA7219_DAI_CLK_MODE, 0x01 }, |
|
{ DA7219_DAI_CTRL, 0x28 }, |
|
{ DA7219_DAI_TDM_CTRL, 0x40 }, |
|
{ DA7219_DIG_ROUTING_DAC, 0x32 }, |
|
{ DA7219_DAI_OFFSET_LOWER, 0x00 }, |
|
{ DA7219_DAI_OFFSET_UPPER, 0x00 }, |
|
{ DA7219_REFERENCES, 0x08 }, |
|
{ DA7219_MIXIN_L_SELECT, 0x00 }, |
|
{ DA7219_MIXIN_L_GAIN, 0x03 }, |
|
{ DA7219_ADC_L_GAIN, 0x6F }, |
|
{ DA7219_ADC_FILTERS1, 0x80 }, |
|
{ DA7219_MIC_1_GAIN, 0x01 }, |
|
{ DA7219_SIDETONE_CTRL, 0x40 }, |
|
{ DA7219_SIDETONE_GAIN, 0x0E }, |
|
{ DA7219_DROUTING_ST_OUTFILT_1L, 0x01 }, |
|
{ DA7219_DROUTING_ST_OUTFILT_1R, 0x02 }, |
|
{ DA7219_DAC_FILTERS5, 0x00 }, |
|
{ DA7219_DAC_FILTERS2, 0x88 }, |
|
{ DA7219_DAC_FILTERS3, 0x88 }, |
|
{ DA7219_DAC_FILTERS4, 0x08 }, |
|
{ DA7219_DAC_FILTERS1, 0x80 }, |
|
{ DA7219_DAC_L_GAIN, 0x6F }, |
|
{ DA7219_DAC_R_GAIN, 0x6F }, |
|
{ DA7219_CP_CTRL, 0x20 }, |
|
{ DA7219_HP_L_GAIN, 0x39 }, |
|
{ DA7219_HP_R_GAIN, 0x39 }, |
|
{ DA7219_MIXOUT_L_SELECT, 0x00 }, |
|
{ DA7219_MIXOUT_R_SELECT, 0x00 }, |
|
{ DA7219_MICBIAS_CTRL, 0x03 }, |
|
{ DA7219_MIC_1_CTRL, 0x40 }, |
|
{ DA7219_MIXIN_L_CTRL, 0x40 }, |
|
{ DA7219_ADC_L_CTRL, 0x40 }, |
|
{ DA7219_DAC_L_CTRL, 0x40 }, |
|
{ DA7219_DAC_R_CTRL, 0x40 }, |
|
{ DA7219_HP_L_CTRL, 0x40 }, |
|
{ DA7219_HP_R_CTRL, 0x40 }, |
|
{ DA7219_MIXOUT_L_CTRL, 0x10 }, |
|
{ DA7219_MIXOUT_R_CTRL, 0x10 }, |
|
{ DA7219_CHIP_ID1, 0x23 }, |
|
{ DA7219_CHIP_ID2, 0x93 }, |
|
{ DA7219_IO_CTRL, 0x00 }, |
|
{ DA7219_GAIN_RAMP_CTRL, 0x00 }, |
|
{ DA7219_PC_COUNT, 0x02 }, |
|
{ DA7219_CP_VOL_THRESHOLD1, 0x0E }, |
|
{ DA7219_DIG_CTRL, 0x00 }, |
|
{ DA7219_ALC_CTRL2, 0x00 }, |
|
{ DA7219_ALC_CTRL3, 0x00 }, |
|
{ DA7219_ALC_NOISE, 0x3F }, |
|
{ DA7219_ALC_TARGET_MIN, 0x3F }, |
|
{ DA7219_ALC_TARGET_MAX, 0x00 }, |
|
{ DA7219_ALC_GAIN_LIMITS, 0xFF }, |
|
{ DA7219_ALC_ANA_GAIN_LIMITS, 0x71 }, |
|
{ DA7219_ALC_ANTICLIP_CTRL, 0x00 }, |
|
{ DA7219_ALC_ANTICLIP_LEVEL, 0x00 }, |
|
{ DA7219_DAC_NG_SETUP_TIME, 0x00 }, |
|
{ DA7219_DAC_NG_OFF_THRESH, 0x00 }, |
|
{ DA7219_DAC_NG_ON_THRESH, 0x00 }, |
|
{ DA7219_DAC_NG_CTRL, 0x00 }, |
|
{ DA7219_TONE_GEN_CFG1, 0x00 }, |
|
{ DA7219_TONE_GEN_CFG2, 0x00 }, |
|
{ DA7219_TONE_GEN_CYCLES, 0x00 }, |
|
{ DA7219_TONE_GEN_FREQ1_L, 0x55 }, |
|
{ DA7219_TONE_GEN_FREQ1_U, 0x15 }, |
|
{ DA7219_TONE_GEN_FREQ2_L, 0x00 }, |
|
{ DA7219_TONE_GEN_FREQ2_U, 0x40 }, |
|
{ DA7219_TONE_GEN_ON_PER, 0x02 }, |
|
{ DA7219_TONE_GEN_OFF_PER, 0x01 }, |
|
{ DA7219_ACCDET_IRQ_MASK_A, 0x00 }, |
|
{ DA7219_ACCDET_IRQ_MASK_B, 0x00 }, |
|
{ DA7219_ACCDET_CONFIG_1, 0xD6 }, |
|
{ DA7219_ACCDET_CONFIG_2, 0x34 }, |
|
{ DA7219_ACCDET_CONFIG_3, 0x0A }, |
|
{ DA7219_ACCDET_CONFIG_4, 0x16 }, |
|
{ DA7219_ACCDET_CONFIG_5, 0x21 }, |
|
{ DA7219_ACCDET_CONFIG_6, 0x3E }, |
|
{ DA7219_ACCDET_CONFIG_7, 0x01 }, |
|
{ DA7219_SYSTEM_ACTIVE, 0x00 }, |
|
}; |
|
|
|
static bool da7219_volatile_register(struct device *dev, unsigned int reg) |
|
{ |
|
switch (reg) { |
|
case DA7219_MIC_1_GAIN_STATUS: |
|
case DA7219_MIXIN_L_GAIN_STATUS: |
|
case DA7219_ADC_L_GAIN_STATUS: |
|
case DA7219_DAC_L_GAIN_STATUS: |
|
case DA7219_DAC_R_GAIN_STATUS: |
|
case DA7219_HP_L_GAIN_STATUS: |
|
case DA7219_HP_R_GAIN_STATUS: |
|
case DA7219_CIF_CTRL: |
|
case DA7219_PLL_SRM_STS: |
|
case DA7219_ALC_CTRL1: |
|
case DA7219_SYSTEM_MODES_INPUT: |
|
case DA7219_SYSTEM_MODES_OUTPUT: |
|
case DA7219_ALC_OFFSET_AUTO_M_L: |
|
case DA7219_ALC_OFFSET_AUTO_U_L: |
|
case DA7219_TONE_GEN_CFG1: |
|
case DA7219_ACCDET_STATUS_A: |
|
case DA7219_ACCDET_STATUS_B: |
|
case DA7219_ACCDET_IRQ_EVENT_A: |
|
case DA7219_ACCDET_IRQ_EVENT_B: |
|
case DA7219_ACCDET_CONFIG_8: |
|
case DA7219_SYSTEM_STATUS: |
|
return true; |
|
default: |
|
return false; |
|
} |
|
} |
|
|
|
static const struct regmap_config da7219_regmap_config = { |
|
.reg_bits = 8, |
|
.val_bits = 8, |
|
|
|
.max_register = DA7219_SYSTEM_ACTIVE, |
|
.reg_defaults = da7219_reg_defaults, |
|
.num_reg_defaults = ARRAY_SIZE(da7219_reg_defaults), |
|
.volatile_reg = da7219_volatile_register, |
|
.cache_type = REGCACHE_RBTREE, |
|
}; |
|
|
|
static struct reg_sequence da7219_rev_aa_patch[] = { |
|
{ DA7219_REFERENCES, 0x08 }, |
|
}; |
|
|
|
static int da7219_probe(struct snd_soc_component *component) |
|
{ |
|
struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component); |
|
unsigned int system_active, system_status, rev; |
|
u8 io_voltage_lvl; |
|
int i, ret; |
|
|
|
da7219->component = component; |
|
mutex_init(&da7219->ctrl_lock); |
|
mutex_init(&da7219->pll_lock); |
|
|
|
/* Regulator configuration */ |
|
ret = da7219_handle_supplies(component, &io_voltage_lvl); |
|
if (ret) |
|
return ret; |
|
|
|
regcache_cache_bypass(da7219->regmap, true); |
|
|
|
/* Disable audio paths if still active from previous start */ |
|
regmap_read(da7219->regmap, DA7219_SYSTEM_ACTIVE, &system_active); |
|
if (system_active) { |
|
regmap_write(da7219->regmap, DA7219_GAIN_RAMP_CTRL, |
|
DA7219_GAIN_RAMP_RATE_NOMINAL); |
|
regmap_write(da7219->regmap, DA7219_SYSTEM_MODES_INPUT, 0x00); |
|
regmap_write(da7219->regmap, DA7219_SYSTEM_MODES_OUTPUT, 0x01); |
|
|
|
for (i = 0; i < DA7219_SYS_STAT_CHECK_RETRIES; ++i) { |
|
regmap_read(da7219->regmap, DA7219_SYSTEM_STATUS, |
|
&system_status); |
|
if (!system_status) |
|
break; |
|
|
|
msleep(DA7219_SYS_STAT_CHECK_DELAY); |
|
} |
|
} |
|
|
|
/* Soft reset component */ |
|
regmap_write_bits(da7219->regmap, DA7219_ACCDET_CONFIG_1, |
|
DA7219_ACCDET_EN_MASK, 0); |
|
regmap_write_bits(da7219->regmap, DA7219_CIF_CTRL, |
|
DA7219_CIF_REG_SOFT_RESET_MASK, |
|
DA7219_CIF_REG_SOFT_RESET_MASK); |
|
regmap_write_bits(da7219->regmap, DA7219_SYSTEM_ACTIVE, |
|
DA7219_SYSTEM_ACTIVE_MASK, 0); |
|
regmap_write_bits(da7219->regmap, DA7219_SYSTEM_ACTIVE, |
|
DA7219_SYSTEM_ACTIVE_MASK, 1); |
|
|
|
regcache_cache_bypass(da7219->regmap, false); |
|
regmap_reinit_cache(da7219->regmap, &da7219_regmap_config); |
|
|
|
/* Update IO voltage level range based on supply level */ |
|
snd_soc_component_write(component, DA7219_IO_CTRL, io_voltage_lvl); |
|
|
|
ret = regmap_read(da7219->regmap, DA7219_CHIP_REVISION, &rev); |
|
if (ret) { |
|
dev_err(component->dev, "Failed to read chip revision: %d\n", ret); |
|
goto err_disable_reg; |
|
} |
|
|
|
switch (rev & DA7219_CHIP_MINOR_MASK) { |
|
case 0: |
|
ret = regmap_register_patch(da7219->regmap, da7219_rev_aa_patch, |
|
ARRAY_SIZE(da7219_rev_aa_patch)); |
|
if (ret) { |
|
dev_err(component->dev, "Failed to register AA patch: %d\n", |
|
ret); |
|
goto err_disable_reg; |
|
} |
|
break; |
|
default: |
|
break; |
|
} |
|
|
|
/* Handle DT/ACPI/Platform data */ |
|
da7219_handle_pdata(component); |
|
|
|
/* Check if MCLK provided */ |
|
da7219->mclk = clk_get(component->dev, "mclk"); |
|
if (IS_ERR(da7219->mclk)) { |
|
if (PTR_ERR(da7219->mclk) != -ENOENT) { |
|
ret = PTR_ERR(da7219->mclk); |
|
goto err_disable_reg; |
|
} else { |
|
da7219->mclk = NULL; |
|
} |
|
} |
|
|
|
/* Register CCF DAI clock control */ |
|
ret = da7219_register_dai_clks(component); |
|
if (ret) |
|
goto err_put_clk; |
|
|
|
/* Default PC counter to free-running */ |
|
snd_soc_component_update_bits(component, DA7219_PC_COUNT, DA7219_PC_FREERUN_MASK, |
|
DA7219_PC_FREERUN_MASK); |
|
|
|
/* Default gain ramping */ |
|
snd_soc_component_update_bits(component, DA7219_MIXIN_L_CTRL, |
|
DA7219_MIXIN_L_AMP_RAMP_EN_MASK, |
|
DA7219_MIXIN_L_AMP_RAMP_EN_MASK); |
|
snd_soc_component_update_bits(component, DA7219_ADC_L_CTRL, DA7219_ADC_L_RAMP_EN_MASK, |
|
DA7219_ADC_L_RAMP_EN_MASK); |
|
snd_soc_component_update_bits(component, DA7219_DAC_L_CTRL, DA7219_DAC_L_RAMP_EN_MASK, |
|
DA7219_DAC_L_RAMP_EN_MASK); |
|
snd_soc_component_update_bits(component, DA7219_DAC_R_CTRL, DA7219_DAC_R_RAMP_EN_MASK, |
|
DA7219_DAC_R_RAMP_EN_MASK); |
|
snd_soc_component_update_bits(component, DA7219_HP_L_CTRL, |
|
DA7219_HP_L_AMP_RAMP_EN_MASK, |
|
DA7219_HP_L_AMP_RAMP_EN_MASK); |
|
snd_soc_component_update_bits(component, DA7219_HP_R_CTRL, |
|
DA7219_HP_R_AMP_RAMP_EN_MASK, |
|
DA7219_HP_R_AMP_RAMP_EN_MASK); |
|
|
|
/* Default minimum gain on HP to avoid pops during DAPM sequencing */ |
|
snd_soc_component_update_bits(component, DA7219_HP_L_CTRL, |
|
DA7219_HP_L_AMP_MIN_GAIN_EN_MASK, |
|
DA7219_HP_L_AMP_MIN_GAIN_EN_MASK); |
|
snd_soc_component_update_bits(component, DA7219_HP_R_CTRL, |
|
DA7219_HP_R_AMP_MIN_GAIN_EN_MASK, |
|
DA7219_HP_R_AMP_MIN_GAIN_EN_MASK); |
|
|
|
/* Default infinite tone gen, start/stop by Kcontrol */ |
|
snd_soc_component_write(component, DA7219_TONE_GEN_CYCLES, DA7219_BEEP_CYCLES_MASK); |
|
|
|
/* Initialise AAD block */ |
|
ret = da7219_aad_init(component); |
|
if (ret) |
|
goto err_free_dai_clks; |
|
|
|
return 0; |
|
|
|
err_free_dai_clks: |
|
da7219_free_dai_clks(component); |
|
|
|
err_put_clk: |
|
clk_put(da7219->mclk); |
|
|
|
err_disable_reg: |
|
regulator_bulk_disable(DA7219_NUM_SUPPLIES, da7219->supplies); |
|
regulator_bulk_free(DA7219_NUM_SUPPLIES, da7219->supplies); |
|
|
|
return ret; |
|
} |
|
|
|
static void da7219_remove(struct snd_soc_component *component) |
|
{ |
|
struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component); |
|
|
|
da7219_aad_exit(component); |
|
|
|
da7219_free_dai_clks(component); |
|
clk_put(da7219->mclk); |
|
|
|
/* Supplies */ |
|
regulator_bulk_disable(DA7219_NUM_SUPPLIES, da7219->supplies); |
|
regulator_bulk_free(DA7219_NUM_SUPPLIES, da7219->supplies); |
|
} |
|
|
|
#ifdef CONFIG_PM |
|
static int da7219_suspend(struct snd_soc_component *component) |
|
{ |
|
struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component); |
|
|
|
/* Suspend AAD if we're not a wake-up source */ |
|
if (!da7219->wakeup_source) |
|
da7219_aad_suspend(component); |
|
|
|
snd_soc_component_force_bias_level(component, SND_SOC_BIAS_OFF); |
|
|
|
return 0; |
|
} |
|
|
|
static int da7219_resume(struct snd_soc_component *component) |
|
{ |
|
struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component); |
|
|
|
snd_soc_component_force_bias_level(component, SND_SOC_BIAS_STANDBY); |
|
|
|
/* Resume AAD if previously suspended */ |
|
if (!da7219->wakeup_source) |
|
da7219_aad_resume(component); |
|
|
|
return 0; |
|
} |
|
#else |
|
#define da7219_suspend NULL |
|
#define da7219_resume NULL |
|
#endif |
|
|
|
static const struct snd_soc_component_driver soc_component_dev_da7219 = { |
|
.probe = da7219_probe, |
|
.remove = da7219_remove, |
|
.suspend = da7219_suspend, |
|
.resume = da7219_resume, |
|
.set_bias_level = da7219_set_bias_level, |
|
.controls = da7219_snd_controls, |
|
.num_controls = ARRAY_SIZE(da7219_snd_controls), |
|
.dapm_widgets = da7219_dapm_widgets, |
|
.num_dapm_widgets = ARRAY_SIZE(da7219_dapm_widgets), |
|
.dapm_routes = da7219_audio_map, |
|
.num_dapm_routes = ARRAY_SIZE(da7219_audio_map), |
|
.idle_bias_on = 1, |
|
.use_pmdown_time = 1, |
|
.endianness = 1, |
|
.non_legacy_dai_naming = 1, |
|
}; |
|
|
|
|
|
/* |
|
* I2C layer |
|
*/ |
|
|
|
static int da7219_i2c_probe(struct i2c_client *i2c, |
|
const struct i2c_device_id *id) |
|
{ |
|
struct device *dev = &i2c->dev; |
|
struct da7219_priv *da7219; |
|
int ret; |
|
|
|
da7219 = devm_kzalloc(dev, sizeof(struct da7219_priv), |
|
GFP_KERNEL); |
|
if (!da7219) |
|
return -ENOMEM; |
|
|
|
i2c_set_clientdata(i2c, da7219); |
|
|
|
da7219->regmap = devm_regmap_init_i2c(i2c, &da7219_regmap_config); |
|
if (IS_ERR(da7219->regmap)) { |
|
ret = PTR_ERR(da7219->regmap); |
|
dev_err(dev, "regmap_init() failed: %d\n", ret); |
|
return ret; |
|
} |
|
|
|
/* Retrieve DT/ACPI/Platform data */ |
|
da7219->pdata = dev_get_platdata(dev); |
|
if (!da7219->pdata) |
|
da7219->pdata = da7219_fw_to_pdata(dev); |
|
|
|
/* AAD */ |
|
ret = da7219_aad_probe(i2c); |
|
if (ret) |
|
return ret; |
|
|
|
ret = devm_snd_soc_register_component(dev, &soc_component_dev_da7219, |
|
&da7219_dai, 1); |
|
if (ret < 0) { |
|
dev_err(dev, "Failed to register da7219 component: %d\n", ret); |
|
} |
|
return ret; |
|
} |
|
|
|
static int da7219_i2c_remove(struct i2c_client *client) |
|
{ |
|
return 0; |
|
} |
|
|
|
static const struct i2c_device_id da7219_i2c_id[] = { |
|
{ "da7219", }, |
|
{ } |
|
}; |
|
MODULE_DEVICE_TABLE(i2c, da7219_i2c_id); |
|
|
|
static struct i2c_driver da7219_i2c_driver = { |
|
.driver = { |
|
.name = "da7219", |
|
.of_match_table = of_match_ptr(da7219_of_match), |
|
.acpi_match_table = ACPI_PTR(da7219_acpi_match), |
|
}, |
|
.probe = da7219_i2c_probe, |
|
.remove = da7219_i2c_remove, |
|
.id_table = da7219_i2c_id, |
|
}; |
|
|
|
module_i2c_driver(da7219_i2c_driver); |
|
|
|
MODULE_DESCRIPTION("ASoC DA7219 Codec Driver"); |
|
MODULE_AUTHOR("Adam Thomson <[email protected]>"); |
|
MODULE_LICENSE("GPL");
|
|
|