508 lines
15 KiB
C
508 lines
15 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
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/*
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* Driver for ADAU1381/ADAU1781 codec
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*
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* Copyright 2011-2013 Analog Devices Inc.
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* Author: Lars-Peter Clausen <lars@metafoo.de>
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*/
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#include <linux/module.h>
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#include <linux/init.h>
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#include <linux/i2c.h>
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#include <linux/spi/spi.h>
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#include <linux/slab.h>
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#include <sound/core.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/tlv.h>
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#include <linux/platform_data/adau17x1.h>
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#include "adau17x1.h"
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#include "adau1781.h"
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#define ADAU1781_DMIC_BEEP_CTRL 0x4008
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#define ADAU1781_LEFT_PGA 0x400e
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#define ADAU1781_RIGHT_PGA 0x400f
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#define ADAU1781_LEFT_PLAYBACK_MIXER 0x401c
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#define ADAU1781_RIGHT_PLAYBACK_MIXER 0x401e
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#define ADAU1781_MONO_PLAYBACK_MIXER 0x401f
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#define ADAU1781_LEFT_LINEOUT 0x4025
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#define ADAU1781_RIGHT_LINEOUT 0x4026
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#define ADAU1781_SPEAKER 0x4027
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#define ADAU1781_BEEP_ZC 0x4028
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#define ADAU1781_DEJITTER 0x4032
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#define ADAU1781_DIG_PWDN0 0x4080
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#define ADAU1781_DIG_PWDN1 0x4081
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#define ADAU1781_INPUT_DIFFERNTIAL BIT(3)
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#define ADAU1381_FIRMWARE "adau1381.bin"
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#define ADAU1781_FIRMWARE "adau1781.bin"
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static const struct reg_default adau1781_reg_defaults[] = {
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{ ADAU1781_DMIC_BEEP_CTRL, 0x00 },
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{ ADAU1781_LEFT_PGA, 0xc7 },
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{ ADAU1781_RIGHT_PGA, 0xc7 },
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{ ADAU1781_LEFT_PLAYBACK_MIXER, 0x00 },
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{ ADAU1781_RIGHT_PLAYBACK_MIXER, 0x00 },
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{ ADAU1781_MONO_PLAYBACK_MIXER, 0x00 },
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{ ADAU1781_LEFT_LINEOUT, 0x00 },
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{ ADAU1781_RIGHT_LINEOUT, 0x00 },
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{ ADAU1781_SPEAKER, 0x00 },
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{ ADAU1781_BEEP_ZC, 0x19 },
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{ ADAU1781_DEJITTER, 0x60 },
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{ ADAU1781_DIG_PWDN1, 0x0c },
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{ ADAU1781_DIG_PWDN1, 0x00 },
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{ ADAU17X1_CLOCK_CONTROL, 0x00 },
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{ ADAU17X1_PLL_CONTROL, 0x00 },
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{ ADAU17X1_REC_POWER_MGMT, 0x00 },
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{ ADAU17X1_MICBIAS, 0x04 },
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{ ADAU17X1_SERIAL_PORT0, 0x00 },
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{ ADAU17X1_SERIAL_PORT1, 0x00 },
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{ ADAU17X1_CONVERTER0, 0x00 },
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{ ADAU17X1_CONVERTER1, 0x00 },
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{ ADAU17X1_LEFT_INPUT_DIGITAL_VOL, 0x00 },
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{ ADAU17X1_RIGHT_INPUT_DIGITAL_VOL, 0x00 },
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{ ADAU17X1_ADC_CONTROL, 0x00 },
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{ ADAU17X1_PLAY_POWER_MGMT, 0x00 },
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{ ADAU17X1_DAC_CONTROL0, 0x00 },
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{ ADAU17X1_DAC_CONTROL1, 0x00 },
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{ ADAU17X1_DAC_CONTROL2, 0x00 },
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{ ADAU17X1_SERIAL_PORT_PAD, 0x00 },
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{ ADAU17X1_CONTROL_PORT_PAD0, 0x00 },
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{ ADAU17X1_CONTROL_PORT_PAD1, 0x00 },
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{ ADAU17X1_DSP_SAMPLING_RATE, 0x01 },
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{ ADAU17X1_SERIAL_INPUT_ROUTE, 0x00 },
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{ ADAU17X1_SERIAL_OUTPUT_ROUTE, 0x00 },
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{ ADAU17X1_DSP_ENABLE, 0x00 },
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{ ADAU17X1_DSP_RUN, 0x00 },
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{ ADAU17X1_SERIAL_SAMPLING_RATE, 0x00 },
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};
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static const DECLARE_TLV_DB_SCALE(adau1781_speaker_tlv, 0, 200, 0);
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static const DECLARE_TLV_DB_RANGE(adau1781_pga_tlv,
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0, 1, TLV_DB_SCALE_ITEM(0, 600, 0),
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2, 3, TLV_DB_SCALE_ITEM(1000, 400, 0),
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4, 4, TLV_DB_SCALE_ITEM(1700, 0, 0),
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5, 7, TLV_DB_SCALE_ITEM(2000, 600, 0)
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);
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static const DECLARE_TLV_DB_RANGE(adau1781_beep_tlv,
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0, 1, TLV_DB_SCALE_ITEM(0, 600, 0),
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2, 3, TLV_DB_SCALE_ITEM(1000, 400, 0),
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4, 4, TLV_DB_SCALE_ITEM(-2300, 0, 0),
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5, 7, TLV_DB_SCALE_ITEM(2000, 600, 0)
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);
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static const DECLARE_TLV_DB_SCALE(adau1781_sidetone_tlv, -1800, 300, 1);
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static const char * const adau1781_speaker_bias_select_text[] = {
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"Normal operation", "Power saving", "Enhanced performance",
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};
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static const char * const adau1781_bias_select_text[] = {
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"Normal operation", "Extreme power saving", "Power saving",
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"Enhanced performance",
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};
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static SOC_ENUM_SINGLE_DECL(adau1781_adc_bias_enum,
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ADAU17X1_REC_POWER_MGMT, 3, adau1781_bias_select_text);
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static SOC_ENUM_SINGLE_DECL(adau1781_speaker_bias_enum,
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ADAU17X1_PLAY_POWER_MGMT, 6, adau1781_speaker_bias_select_text);
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static SOC_ENUM_SINGLE_DECL(adau1781_dac_bias_enum,
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ADAU17X1_PLAY_POWER_MGMT, 4, adau1781_bias_select_text);
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static SOC_ENUM_SINGLE_DECL(adau1781_playback_bias_enum,
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ADAU17X1_PLAY_POWER_MGMT, 2, adau1781_bias_select_text);
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static SOC_ENUM_SINGLE_DECL(adau1781_capture_bias_enum,
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ADAU17X1_REC_POWER_MGMT, 1, adau1781_bias_select_text);
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static const struct snd_kcontrol_new adau1781_controls[] = {
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SOC_SINGLE_TLV("Beep Capture Volume", ADAU1781_DMIC_BEEP_CTRL, 0, 7, 0,
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adau1781_beep_tlv),
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SOC_DOUBLE_R_TLV("PGA Capture Volume", ADAU1781_LEFT_PGA,
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ADAU1781_RIGHT_PGA, 5, 7, 0, adau1781_pga_tlv),
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SOC_DOUBLE_R("PGA Capture Switch", ADAU1781_LEFT_PGA,
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ADAU1781_RIGHT_PGA, 1, 1, 0),
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SOC_DOUBLE_R("Lineout Playback Switch", ADAU1781_LEFT_LINEOUT,
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ADAU1781_RIGHT_LINEOUT, 1, 1, 0),
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SOC_SINGLE("Beep ZC Switch", ADAU1781_BEEP_ZC, 0, 1, 0),
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SOC_SINGLE("Mono Playback Switch", ADAU1781_MONO_PLAYBACK_MIXER,
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0, 1, 0),
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SOC_SINGLE_TLV("Mono Playback Volume", ADAU1781_SPEAKER, 6, 3, 0,
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adau1781_speaker_tlv),
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SOC_ENUM("ADC Bias", adau1781_adc_bias_enum),
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SOC_ENUM("DAC Bias", adau1781_dac_bias_enum),
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SOC_ENUM("Capture Bias", adau1781_capture_bias_enum),
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SOC_ENUM("Playback Bias", adau1781_playback_bias_enum),
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SOC_ENUM("Speaker Bias", adau1781_speaker_bias_enum),
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};
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static const struct snd_kcontrol_new adau1781_beep_mixer_controls[] = {
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SOC_DAPM_SINGLE("Beep Capture Switch", ADAU1781_DMIC_BEEP_CTRL,
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3, 1, 0),
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};
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static const struct snd_kcontrol_new adau1781_left_mixer_controls[] = {
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SOC_DAPM_SINGLE_AUTODISABLE("Switch",
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ADAU1781_LEFT_PLAYBACK_MIXER, 5, 1, 0),
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SOC_DAPM_SINGLE_TLV("Beep Playback Volume",
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ADAU1781_LEFT_PLAYBACK_MIXER, 1, 8, 0, adau1781_sidetone_tlv),
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};
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static const struct snd_kcontrol_new adau1781_right_mixer_controls[] = {
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SOC_DAPM_SINGLE_AUTODISABLE("Switch",
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ADAU1781_RIGHT_PLAYBACK_MIXER, 6, 1, 0),
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SOC_DAPM_SINGLE_TLV("Beep Playback Volume",
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ADAU1781_LEFT_PLAYBACK_MIXER, 1, 8, 0, adau1781_sidetone_tlv),
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};
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static const struct snd_kcontrol_new adau1781_mono_mixer_controls[] = {
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SOC_DAPM_SINGLE_AUTODISABLE("Left Switch",
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ADAU1781_MONO_PLAYBACK_MIXER, 7, 1, 0),
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SOC_DAPM_SINGLE_AUTODISABLE("Right Switch",
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ADAU1781_MONO_PLAYBACK_MIXER, 6, 1, 0),
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SOC_DAPM_SINGLE_TLV("Beep Playback Volume",
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ADAU1781_MONO_PLAYBACK_MIXER, 2, 8, 0, adau1781_sidetone_tlv),
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};
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static int adau1781_dejitter_fixup(struct snd_soc_dapm_widget *w,
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struct snd_kcontrol *kcontrol, int event)
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{
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struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
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struct adau *adau = snd_soc_component_get_drvdata(component);
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/* After any power changes have been made the dejitter circuit
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* has to be reinitialized. */
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regmap_write(adau->regmap, ADAU1781_DEJITTER, 0);
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if (!adau->master)
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regmap_write(adau->regmap, ADAU1781_DEJITTER, 5);
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return 0;
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}
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static const struct snd_soc_dapm_widget adau1781_dapm_widgets[] = {
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SND_SOC_DAPM_PGA("Left PGA", ADAU1781_LEFT_PGA, 0, 0, NULL, 0),
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SND_SOC_DAPM_PGA("Right PGA", ADAU1781_RIGHT_PGA, 0, 0, NULL, 0),
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SND_SOC_DAPM_OUT_DRV("Speaker", ADAU1781_SPEAKER, 0, 0, NULL, 0),
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SOC_MIXER_NAMED_CTL_ARRAY("Beep Mixer", ADAU17X1_MICBIAS, 4, 0,
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adau1781_beep_mixer_controls),
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SOC_MIXER_ARRAY("Left Lineout Mixer", SND_SOC_NOPM, 0, 0,
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adau1781_left_mixer_controls),
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SOC_MIXER_ARRAY("Right Lineout Mixer", SND_SOC_NOPM, 0, 0,
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adau1781_right_mixer_controls),
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SOC_MIXER_ARRAY("Mono Mixer", SND_SOC_NOPM, 0, 0,
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adau1781_mono_mixer_controls),
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SND_SOC_DAPM_SUPPLY("Serial Input Routing", ADAU1781_DIG_PWDN0,
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2, 0, NULL, 0),
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SND_SOC_DAPM_SUPPLY("Serial Output Routing", ADAU1781_DIG_PWDN0,
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3, 0, NULL, 0),
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SND_SOC_DAPM_SUPPLY("Clock Domain Transfer", ADAU1781_DIG_PWDN0,
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5, 0, NULL, 0),
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SND_SOC_DAPM_SUPPLY("Serial Ports", ADAU1781_DIG_PWDN0, 4, 0, NULL, 0),
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SND_SOC_DAPM_SUPPLY("ADC Engine", ADAU1781_DIG_PWDN0, 7, 0, NULL, 0),
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SND_SOC_DAPM_SUPPLY("DAC Engine", ADAU1781_DIG_PWDN1, 0, 0, NULL, 0),
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SND_SOC_DAPM_SUPPLY("Digital Mic", ADAU1781_DIG_PWDN1, 1, 0, NULL, 0),
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SND_SOC_DAPM_SUPPLY("Sound Engine", ADAU1781_DIG_PWDN0, 0, 0, NULL, 0),
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SND_SOC_DAPM_SUPPLY_S("SYSCLK", 1, ADAU1781_DIG_PWDN0, 1, 0, NULL, 0),
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SND_SOC_DAPM_SUPPLY("Zero Crossing Detector", ADAU1781_DIG_PWDN1, 2, 0,
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NULL, 0),
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SND_SOC_DAPM_POST("Dejitter fixup", adau1781_dejitter_fixup),
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SND_SOC_DAPM_INPUT("BEEP"),
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SND_SOC_DAPM_OUTPUT("AOUTL"),
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SND_SOC_DAPM_OUTPUT("AOUTR"),
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SND_SOC_DAPM_OUTPUT("SP"),
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SND_SOC_DAPM_INPUT("LMIC"),
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SND_SOC_DAPM_INPUT("RMIC"),
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};
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static const struct snd_soc_dapm_route adau1781_dapm_routes[] = {
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{ "Left Lineout Mixer", NULL, "Left Playback Enable" },
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{ "Right Lineout Mixer", NULL, "Right Playback Enable" },
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{ "Left Lineout Mixer", "Beep Playback Volume", "Beep Mixer" },
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{ "Left Lineout Mixer", "Switch", "Left DAC" },
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{ "Right Lineout Mixer", "Beep Playback Volume", "Beep Mixer" },
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{ "Right Lineout Mixer", "Switch", "Right DAC" },
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{ "Mono Mixer", "Beep Playback Volume", "Beep Mixer" },
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{ "Mono Mixer", "Right Switch", "Right DAC" },
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{ "Mono Mixer", "Left Switch", "Left DAC" },
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{ "Speaker", NULL, "Mono Mixer" },
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{ "Mono Mixer", NULL, "SYSCLK" },
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{ "Left Lineout Mixer", NULL, "SYSCLK" },
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{ "Left Lineout Mixer", NULL, "SYSCLK" },
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{ "Beep Mixer", "Beep Capture Switch", "BEEP" },
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{ "Beep Mixer", NULL, "Zero Crossing Detector" },
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{ "Left DAC", NULL, "DAC Engine" },
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{ "Right DAC", NULL, "DAC Engine" },
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{ "Sound Engine", NULL, "SYSCLK" },
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{ "DSP", NULL, "Sound Engine" },
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{ "Left Decimator", NULL, "ADC Engine" },
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{ "Right Decimator", NULL, "ADC Engine" },
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{ "AIFCLK", NULL, "SYSCLK" },
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{ "Playback", NULL, "Serial Input Routing" },
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{ "Playback", NULL, "Serial Ports" },
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{ "Playback", NULL, "Clock Domain Transfer" },
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{ "Capture", NULL, "Serial Output Routing" },
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{ "Capture", NULL, "Serial Ports" },
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{ "Capture", NULL, "Clock Domain Transfer" },
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{ "AOUTL", NULL, "Left Lineout Mixer" },
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{ "AOUTR", NULL, "Right Lineout Mixer" },
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{ "SP", NULL, "Speaker" },
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};
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static const struct snd_soc_dapm_route adau1781_adc_dapm_routes[] = {
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{ "Left PGA", NULL, "LMIC" },
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{ "Right PGA", NULL, "RMIC" },
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{ "Left Decimator", NULL, "Left PGA" },
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{ "Right Decimator", NULL, "Right PGA" },
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};
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static const char * const adau1781_dmic_select_text[] = {
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"DMIC1", "DMIC2",
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};
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static SOC_ENUM_SINGLE_VIRT_DECL(adau1781_dmic_select_enum,
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adau1781_dmic_select_text);
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static const struct snd_kcontrol_new adau1781_dmic_mux =
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SOC_DAPM_ENUM("DMIC Select", adau1781_dmic_select_enum);
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static const struct snd_soc_dapm_widget adau1781_dmic_dapm_widgets[] = {
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SND_SOC_DAPM_MUX("DMIC Select", SND_SOC_NOPM, 0, 0, &adau1781_dmic_mux),
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SND_SOC_DAPM_ADC("DMIC1", NULL, ADAU1781_DMIC_BEEP_CTRL, 4, 0),
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SND_SOC_DAPM_ADC("DMIC2", NULL, ADAU1781_DMIC_BEEP_CTRL, 5, 0),
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};
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static const struct snd_soc_dapm_route adau1781_dmic_dapm_routes[] = {
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{ "DMIC1", NULL, "LMIC" },
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{ "DMIC2", NULL, "RMIC" },
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{ "DMIC1", NULL, "Digital Mic" },
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{ "DMIC2", NULL, "Digital Mic" },
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{ "DMIC Select", "DMIC1", "DMIC1" },
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{ "DMIC Select", "DMIC2", "DMIC2" },
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{ "Left Decimator", NULL, "DMIC Select" },
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{ "Right Decimator", NULL, "DMIC Select" },
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};
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static int adau1781_set_bias_level(struct snd_soc_component *component,
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enum snd_soc_bias_level level)
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{
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struct adau *adau = snd_soc_component_get_drvdata(component);
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switch (level) {
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case SND_SOC_BIAS_ON:
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break;
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case SND_SOC_BIAS_PREPARE:
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break;
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case SND_SOC_BIAS_STANDBY:
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regmap_update_bits(adau->regmap, ADAU17X1_CLOCK_CONTROL,
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ADAU17X1_CLOCK_CONTROL_SYSCLK_EN,
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ADAU17X1_CLOCK_CONTROL_SYSCLK_EN);
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/* Precharge */
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regmap_update_bits(adau->regmap, ADAU1781_DIG_PWDN1, 0x8, 0x8);
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break;
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case SND_SOC_BIAS_OFF:
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regmap_update_bits(adau->regmap, ADAU1781_DIG_PWDN1, 0xc, 0x0);
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regmap_update_bits(adau->regmap, ADAU17X1_CLOCK_CONTROL,
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ADAU17X1_CLOCK_CONTROL_SYSCLK_EN, 0);
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break;
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}
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return 0;
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}
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static bool adau1781_readable_register(struct device *dev, unsigned int reg)
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{
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switch (reg) {
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case ADAU1781_DMIC_BEEP_CTRL:
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case ADAU1781_LEFT_PGA:
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case ADAU1781_RIGHT_PGA:
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case ADAU1781_LEFT_PLAYBACK_MIXER:
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case ADAU1781_RIGHT_PLAYBACK_MIXER:
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case ADAU1781_MONO_PLAYBACK_MIXER:
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case ADAU1781_LEFT_LINEOUT:
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case ADAU1781_RIGHT_LINEOUT:
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case ADAU1781_SPEAKER:
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case ADAU1781_BEEP_ZC:
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case ADAU1781_DEJITTER:
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case ADAU1781_DIG_PWDN0:
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case ADAU1781_DIG_PWDN1:
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return true;
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default:
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break;
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}
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return adau17x1_readable_register(dev, reg);
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}
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static int adau1781_set_input_mode(struct adau *adau, unsigned int reg,
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bool differential)
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{
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unsigned int val;
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if (differential)
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val = ADAU1781_INPUT_DIFFERNTIAL;
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else
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val = 0;
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return regmap_update_bits(adau->regmap, reg,
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ADAU1781_INPUT_DIFFERNTIAL, val);
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}
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static int adau1781_component_probe(struct snd_soc_component *component)
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{
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struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component);
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struct adau1781_platform_data *pdata = dev_get_platdata(component->dev);
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struct adau *adau = snd_soc_component_get_drvdata(component);
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int ret;
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ret = adau17x1_add_widgets(component);
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if (ret)
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return ret;
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if (pdata) {
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|
ret = adau1781_set_input_mode(adau, ADAU1781_LEFT_PGA,
|
|
pdata->left_input_differential);
|
|
if (ret)
|
|
return ret;
|
|
ret = adau1781_set_input_mode(adau, ADAU1781_RIGHT_PGA,
|
|
pdata->right_input_differential);
|
|
if (ret)
|
|
return ret;
|
|
}
|
|
|
|
if (pdata && pdata->use_dmic) {
|
|
ret = snd_soc_dapm_new_controls(dapm,
|
|
adau1781_dmic_dapm_widgets,
|
|
ARRAY_SIZE(adau1781_dmic_dapm_widgets));
|
|
if (ret)
|
|
return ret;
|
|
ret = snd_soc_dapm_add_routes(dapm, adau1781_dmic_dapm_routes,
|
|
ARRAY_SIZE(adau1781_dmic_dapm_routes));
|
|
if (ret)
|
|
return ret;
|
|
} else {
|
|
ret = snd_soc_dapm_add_routes(dapm, adau1781_adc_dapm_routes,
|
|
ARRAY_SIZE(adau1781_adc_dapm_routes));
|
|
if (ret)
|
|
return ret;
|
|
}
|
|
|
|
ret = adau17x1_add_routes(component);
|
|
if (ret < 0)
|
|
return ret;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static const struct snd_soc_component_driver adau1781_component_driver = {
|
|
.probe = adau1781_component_probe,
|
|
.resume = adau17x1_resume,
|
|
.set_bias_level = adau1781_set_bias_level,
|
|
.controls = adau1781_controls,
|
|
.num_controls = ARRAY_SIZE(adau1781_controls),
|
|
.dapm_widgets = adau1781_dapm_widgets,
|
|
.num_dapm_widgets = ARRAY_SIZE(adau1781_dapm_widgets),
|
|
.dapm_routes = adau1781_dapm_routes,
|
|
.num_dapm_routes = ARRAY_SIZE(adau1781_dapm_routes),
|
|
.suspend_bias_off = 1,
|
|
.idle_bias_on = 1,
|
|
.use_pmdown_time = 1,
|
|
.endianness = 1,
|
|
};
|
|
|
|
#define ADAU1781_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE | \
|
|
SNDRV_PCM_FMTBIT_S32_LE)
|
|
|
|
static struct snd_soc_dai_driver adau1781_dai_driver = {
|
|
.name = "adau-hifi",
|
|
.playback = {
|
|
.stream_name = "Playback",
|
|
.channels_min = 2,
|
|
.channels_max = 8,
|
|
.rates = SNDRV_PCM_RATE_8000_96000,
|
|
.formats = ADAU1781_FORMATS,
|
|
},
|
|
.capture = {
|
|
.stream_name = "Capture",
|
|
.channels_min = 2,
|
|
.channels_max = 8,
|
|
.rates = SNDRV_PCM_RATE_8000_96000,
|
|
.formats = ADAU1781_FORMATS,
|
|
},
|
|
.ops = &adau17x1_dai_ops,
|
|
};
|
|
|
|
const struct regmap_config adau1781_regmap_config = {
|
|
.val_bits = 8,
|
|
.reg_bits = 16,
|
|
.max_register = 0x40f8,
|
|
.reg_defaults = adau1781_reg_defaults,
|
|
.num_reg_defaults = ARRAY_SIZE(adau1781_reg_defaults),
|
|
.readable_reg = adau1781_readable_register,
|
|
.volatile_reg = adau17x1_volatile_register,
|
|
.precious_reg = adau17x1_precious_register,
|
|
.cache_type = REGCACHE_RBTREE,
|
|
};
|
|
EXPORT_SYMBOL_GPL(adau1781_regmap_config);
|
|
|
|
int adau1781_probe(struct device *dev, struct regmap *regmap,
|
|
enum adau17x1_type type, void (*switch_mode)(struct device *dev))
|
|
{
|
|
const char *firmware_name;
|
|
int ret;
|
|
|
|
switch (type) {
|
|
case ADAU1381:
|
|
firmware_name = ADAU1381_FIRMWARE;
|
|
break;
|
|
case ADAU1781:
|
|
firmware_name = ADAU1781_FIRMWARE;
|
|
break;
|
|
default:
|
|
return -EINVAL;
|
|
}
|
|
|
|
ret = adau17x1_probe(dev, regmap, type, switch_mode, firmware_name);
|
|
if (ret)
|
|
return ret;
|
|
|
|
return devm_snd_soc_register_component(dev, &adau1781_component_driver,
|
|
&adau1781_dai_driver, 1);
|
|
}
|
|
EXPORT_SYMBOL_GPL(adau1781_probe);
|
|
|
|
MODULE_DESCRIPTION("ASoC ADAU1381/ADAU1781 driver");
|
|
MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>");
|
|
MODULE_LICENSE("GPL");
|