// SPDX-License-Identifier: GPL-2.0-only /* * rt5651.c -- RT5651 ALSA SoC audio codec driver * * Copyright 2014 Realtek Semiconductor Corp. * Author: Bard Liao <bardliao@realtek.com> #include <linux/module.h>#include <linux/init.h>#include <linux/delay.h>#include <linux/pm.h>#include <linux/gpio/consumer.h>#include <linux/i2c.h>#include <linux/regmap.h>#include <linux/platform_device.h>#include <linux/spi/spi.h>#include <linux/acpi.h>#include <sound/core.h>#include <sound/pcm.h>#include <sound/pcm_params.h>#include <sound/soc.h>#include <sound/soc-dapm.h>#include <sound/initval.h>#include <sound/tlv.h>#include <sound/jack.h>#include "rl6231.h" #include "rt5651.h" #define RT5651_DEVICE_ID_VALUE 0x6281#define RT5651_PR_RANGE_BASE (0xff + 1)#define RT5651_PR_SPACING 0x100#define RT5651_PR_BASE (RT5651_PR_RANGE_BASE + (0 * RT5651_PR_SPACING))static const struct regmap_range_cfg rt5651_ranges[] = {"PR" , .range_min = RT5651_PR_BASE,static const struct reg_sequence init_list[] = {static const struct reg_default rt5651_reg[] = {static bool rt5651_volatile_register(struct device *dev, unsigned int reg)int i;for (i = 0; i < ARRAY_SIZE(rt5651_ranges); i++) {if ((reg >= rt5651_ranges[i].window_start &&return true ;switch (reg) {case RT5651_RESET:case RT5651_PRIV_DATA:case RT5651_EQ_CTRL1:case RT5651_ALC_1:case RT5651_IRQ_CTRL2:case RT5651_INT_IRQ_ST:case RT5651_PGM_REG_ARR1:case RT5651_PGM_REG_ARR3:case RT5651_VENDOR_ID:case RT5651_DEVICE_ID:return true ;default :return false ;static bool rt5651_readable_register(struct device *dev, unsigned int reg)int i;for (i = 0; i < ARRAY_SIZE(rt5651_ranges); i++) {if ((reg >= rt5651_ranges[i].window_start &&return true ;switch (reg) {case RT5651_RESET:case RT5651_VERSION_ID:case RT5651_VENDOR_ID:case RT5651_DEVICE_ID:case RT5651_HP_VOL:case RT5651_LOUT_CTRL1:case RT5651_LOUT_CTRL2:case RT5651_IN1_IN2:case RT5651_IN3:case RT5651_INL1_INR1_VOL:case RT5651_INL2_INR2_VOL:case RT5651_DAC1_DIG_VOL:case RT5651_DAC2_DIG_VOL:case RT5651_DAC2_CTRL:case RT5651_ADC_DIG_VOL:case RT5651_ADC_DATA:case RT5651_ADC_BST_VOL:case RT5651_STO1_ADC_MIXER:case RT5651_STO2_ADC_MIXER:case RT5651_AD_DA_MIXER:case RT5651_STO_DAC_MIXER:case RT5651_DD_MIXER:case RT5651_DIG_INF_DATA:case RT5651_PDM_CTL:case RT5651_REC_L1_MIXER:case RT5651_REC_L2_MIXER:case RT5651_REC_R1_MIXER:case RT5651_REC_R2_MIXER:case RT5651_HPO_MIXER:case RT5651_OUT_L1_MIXER:case RT5651_OUT_L2_MIXER:case RT5651_OUT_L3_MIXER:case RT5651_OUT_R1_MIXER:case RT5651_OUT_R2_MIXER:case RT5651_OUT_R3_MIXER:case RT5651_LOUT_MIXER:case RT5651_PWR_DIG1:case RT5651_PWR_DIG2:case RT5651_PWR_ANLG1:case RT5651_PWR_ANLG2:case RT5651_PWR_MIXER:case RT5651_PWR_VOL:case RT5651_PRIV_INDEX:case RT5651_PRIV_DATA:case RT5651_I2S1_SDP:case RT5651_I2S2_SDP:case RT5651_ADDA_CLK1:case RT5651_ADDA_CLK2:case RT5651_DMIC:case RT5651_TDM_CTL_1:case RT5651_TDM_CTL_2:case RT5651_TDM_CTL_3:case RT5651_GLB_CLK:case RT5651_PLL_CTRL1:case RT5651_PLL_CTRL2:case RT5651_PLL_MODE_1:case RT5651_PLL_MODE_2:case RT5651_PLL_MODE_3:case RT5651_PLL_MODE_4:case RT5651_PLL_MODE_5:case RT5651_PLL_MODE_6:case RT5651_PLL_MODE_7:case RT5651_DEPOP_M1:case RT5651_DEPOP_M2:case RT5651_DEPOP_M3:case RT5651_CHARGE_PUMP:case RT5651_MICBIAS:case RT5651_A_JD_CTL1:case RT5651_EQ_CTRL1:case RT5651_EQ_CTRL2:case RT5651_ALC_1:case RT5651_ALC_2:case RT5651_ALC_3:case RT5651_JD_CTRL1:case RT5651_JD_CTRL2:case RT5651_IRQ_CTRL1:case RT5651_IRQ_CTRL2:case RT5651_INT_IRQ_ST:case RT5651_GPIO_CTRL1:case RT5651_GPIO_CTRL2:case RT5651_GPIO_CTRL3:case RT5651_PGM_REG_ARR1:case RT5651_PGM_REG_ARR2:case RT5651_PGM_REG_ARR3:case RT5651_PGM_REG_ARR4:case RT5651_PGM_REG_ARR5:case RT5651_SCB_FUNC:case RT5651_SCB_CTRL:case RT5651_BASE_BACK:case RT5651_MP3_PLUS1:case RT5651_MP3_PLUS2:case RT5651_ADJ_HPF_CTRL1:case RT5651_ADJ_HPF_CTRL2:case RT5651_HP_CALIB_AMP_DET:case RT5651_HP_CALIB2:case RT5651_SV_ZCD1:case RT5651_SV_ZCD2:case RT5651_D_MISC:case RT5651_DUMMY2:case RT5651_DUMMY3:return true ;default :return false ;static const DECLARE_TLV_DB_SCALE(out_vol_tlv, -4650, 150, 0);static const DECLARE_TLV_DB_MINMAX(dac_vol_tlv, -6562, 0);static const DECLARE_TLV_DB_SCALE(in_vol_tlv, -3450, 150, 0);static const DECLARE_TLV_DB_MINMAX(adc_vol_tlv, -1762, 3000);static const DECLARE_TLV_DB_SCALE(adc_bst_tlv, 0, 1200, 0);/* {0, +20, +24, +30, +35, +40, +44, +50, +52} dB */ static const DECLARE_TLV_DB_RANGE(bst_tlv,/* Interface data select */ static const char * const rt5651_data_select[] = {"Normal" , "Swap" , "left copy to right" , "right copy to left" };static SOC_ENUM_SINGLE_DECL(rt5651_if2_dac_enum, RT5651_DIG_INF_DATA,static SOC_ENUM_SINGLE_DECL(rt5651_if2_adc_enum, RT5651_DIG_INF_DATA,static const struct snd_kcontrol_new rt5651_snd_controls[] = {/* Headphone Output Volume */ "HP Playback Volume" , RT5651_HP_VOL,/* OUTPUT Control */ "OUT Playback Volume" , RT5651_LOUT_CTRL1,/* DAC Digital Volume */ "DAC2 Playback Switch" , RT5651_DAC2_CTRL,"DAC1 Playback Volume" , RT5651_DAC1_DIG_VOL,"Mono DAC Playback Volume" , RT5651_DAC2_DIG_VOL,/* IN1/IN2/IN3 Control */ "IN1 Boost" , RT5651_IN1_IN2,"IN2 Boost" , RT5651_IN1_IN2,"IN3 Boost" , RT5651_IN3,/* INL/INR Volume Control */ "IN Capture Volume" , RT5651_INL1_INR1_VOL,/* ADC Digital Volume Control */ "ADC Capture Switch" , RT5651_ADC_DIG_VOL,"ADC Capture Volume" , RT5651_ADC_DIG_VOL,"Mono ADC Capture Volume" , RT5651_ADC_DATA,/* ADC Boost Volume Control */ "ADC Boost Gain" , RT5651_ADC_BST_VOL,/* ASRC */ "IF1 ASRC Switch" , RT5651_PLL_MODE_1,"IF2 ASRC Switch" , RT5651_PLL_MODE_1,"DMIC ASRC Switch" , RT5651_PLL_MODE_1,"ADC IF2 Data Switch" , rt5651_if2_adc_enum),"DAC IF2 Data Switch" , rt5651_if2_dac_enum),/** * set_dmic_clk - Set parameter of dmic. * * @w: DAPM widget. * @kcontrol: The kcontrol of this widget. * @event: Event id. * static int set_dmic_clk(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 rt5651_priv *rt5651 = snd_soc_component_get_drvdata(component);int idx, rate;if (idx < 0)"Failed to set DMIC clock\n" );else return idx;/* Digital Mixer */ static const struct snd_kcontrol_new rt5651_sto1_adc_l_mix[] = {"ADC1 Switch" , RT5651_STO1_ADC_MIXER,"ADC2 Switch" , RT5651_STO1_ADC_MIXER,static const struct snd_kcontrol_new rt5651_sto1_adc_r_mix[] = {"ADC1 Switch" , RT5651_STO1_ADC_MIXER,"ADC2 Switch" , RT5651_STO1_ADC_MIXER,static const struct snd_kcontrol_new rt5651_sto2_adc_l_mix[] = {"ADC1 Switch" , RT5651_STO2_ADC_MIXER,"ADC2 Switch" , RT5651_STO2_ADC_MIXER,static const struct snd_kcontrol_new rt5651_sto2_adc_r_mix[] = {"ADC1 Switch" , RT5651_STO2_ADC_MIXER,"ADC2 Switch" , RT5651_STO2_ADC_MIXER,static const struct snd_kcontrol_new rt5651_dac_l_mix[] = {"Stereo ADC Switch" , RT5651_AD_DA_MIXER,"INF1 Switch" , RT5651_AD_DA_MIXER,static const struct snd_kcontrol_new rt5651_dac_r_mix[] = {"Stereo ADC Switch" , RT5651_AD_DA_MIXER,"INF1 Switch" , RT5651_AD_DA_MIXER,static const struct snd_kcontrol_new rt5651_sto_dac_l_mix[] = {"DAC L1 Switch" , RT5651_STO_DAC_MIXER,"DAC L2 Switch" , RT5651_STO_DAC_MIXER,"DAC R1 Switch" , RT5651_STO_DAC_MIXER,static const struct snd_kcontrol_new rt5651_sto_dac_r_mix[] = {"DAC R1 Switch" , RT5651_STO_DAC_MIXER,"DAC R2 Switch" , RT5651_STO_DAC_MIXER,"DAC L1 Switch" , RT5651_STO_DAC_MIXER,static const struct snd_kcontrol_new rt5651_dd_dac_l_mix[] = {"DAC L1 Switch" , RT5651_DD_MIXER,"DAC L2 Switch" , RT5651_DD_MIXER,"DAC R2 Switch" , RT5651_DD_MIXER,static const struct snd_kcontrol_new rt5651_dd_dac_r_mix[] = {"DAC R1 Switch" , RT5651_DD_MIXER,"DAC R2 Switch" , RT5651_DD_MIXER,"DAC L2 Switch" , RT5651_DD_MIXER,/* Analog Input Mixer */ static const struct snd_kcontrol_new rt5651_rec_l_mix[] = {"INL1 Switch" , RT5651_REC_L2_MIXER,"BST3 Switch" , RT5651_REC_L2_MIXER,"BST2 Switch" , RT5651_REC_L2_MIXER,"BST1 Switch" , RT5651_REC_L2_MIXER,static const struct snd_kcontrol_new rt5651_rec_r_mix[] = {"INR1 Switch" , RT5651_REC_R2_MIXER,"BST3 Switch" , RT5651_REC_R2_MIXER,"BST2 Switch" , RT5651_REC_R2_MIXER,"BST1 Switch" , RT5651_REC_R2_MIXER,/* Analog Output Mixer */ static const struct snd_kcontrol_new rt5651_out_l_mix[] = {"BST1 Switch" , RT5651_OUT_L3_MIXER,"BST2 Switch" , RT5651_OUT_L3_MIXER,"INL1 Switch" , RT5651_OUT_L3_MIXER,"REC MIXL Switch" , RT5651_OUT_L3_MIXER,"DAC L1 Switch" , RT5651_OUT_L3_MIXER,static const struct snd_kcontrol_new rt5651_out_r_mix[] = {"BST2 Switch" , RT5651_OUT_R3_MIXER,"BST1 Switch" , RT5651_OUT_R3_MIXER,"INR1 Switch" , RT5651_OUT_R3_MIXER,"REC MIXR Switch" , RT5651_OUT_R3_MIXER,"DAC R1 Switch" , RT5651_OUT_R3_MIXER,static const struct snd_kcontrol_new rt5651_hpo_mix[] = {"HPO MIX DAC1 Switch" , RT5651_HPO_MIXER,"HPO MIX HPVOL Switch" , RT5651_HPO_MIXER,static const struct snd_kcontrol_new rt5651_lout_mix[] = {"DAC L1 Switch" , RT5651_LOUT_MIXER,"DAC R1 Switch" , RT5651_LOUT_MIXER,"OUTVOL L Switch" , RT5651_LOUT_MIXER,"OUTVOL R Switch" , RT5651_LOUT_MIXER,static const struct snd_kcontrol_new outvol_l_control ="Switch" , RT5651_LOUT_CTRL1,static const struct snd_kcontrol_new outvol_r_control ="Switch" , RT5651_LOUT_CTRL1,static const struct snd_kcontrol_new lout_l_mute_control ="Switch" , RT5651_LOUT_CTRL1,static const struct snd_kcontrol_new lout_r_mute_control ="Switch" , RT5651_LOUT_CTRL1,static const struct snd_kcontrol_new hpovol_l_control ="Switch" , RT5651_HP_VOL,static const struct snd_kcontrol_new hpovol_r_control ="Switch" , RT5651_HP_VOL,static const struct snd_kcontrol_new hpo_l_mute_control ="Switch" , RT5651_HP_VOL,static const struct snd_kcontrol_new hpo_r_mute_control ="Switch" , RT5651_HP_VOL,/* Stereo ADC source */ static const char * const rt5651_stereo1_adc1_src[] = {"DD MIX" , "ADC" };static SOC_ENUM_SINGLE_DECL(static const struct snd_kcontrol_new rt5651_sto1_adc_l1_mux ="Stereo1 ADC L1 source" , rt5651_stereo1_adc1_enum);static const struct snd_kcontrol_new rt5651_sto1_adc_r1_mux ="Stereo1 ADC R1 source" , rt5651_stereo1_adc1_enum);static const char * const rt5651_stereo1_adc2_src[] = {"DMIC" , "DD MIX" };static SOC_ENUM_SINGLE_DECL(static const struct snd_kcontrol_new rt5651_sto1_adc_l2_mux ="Stereo1 ADC L2 source" , rt5651_stereo1_adc2_enum);static const struct snd_kcontrol_new rt5651_sto1_adc_r2_mux ="Stereo1 ADC R2 source" , rt5651_stereo1_adc2_enum);/* Mono ADC source */ static const char * const rt5651_sto2_adc_l1_src[] = {"DD MIXL" , "ADCL" };static SOC_ENUM_SINGLE_DECL(static const struct snd_kcontrol_new rt5651_sto2_adc_l1_mux ="Stereo2 ADC1 left source" , rt5651_sto2_adc_l1_enum);static const char * const rt5651_sto2_adc_l2_src[] = {"DMIC L" , "DD MIXL" };static SOC_ENUM_SINGLE_DECL(static const struct snd_kcontrol_new rt5651_sto2_adc_l2_mux ="Stereo2 ADC2 left source" , rt5651_sto2_adc_l2_enum);static const char * const rt5651_sto2_adc_r1_src[] = {"DD MIXR" , "ADCR" };static SOC_ENUM_SINGLE_DECL(static const struct snd_kcontrol_new rt5651_sto2_adc_r1_mux ="Stereo2 ADC1 right source" , rt5651_sto2_adc_r1_enum);static const char * const rt5651_sto2_adc_r2_src[] = {"DMIC R" , "DD MIXR" };static SOC_ENUM_SINGLE_DECL(static const struct snd_kcontrol_new rt5651_sto2_adc_r2_mux ="Stereo2 ADC2 right source" , rt5651_sto2_adc_r2_enum);/* DAC2 channel source */ static const char * const rt5651_dac_src[] = {"IF1" , "IF2" };static SOC_ENUM_SINGLE_DECL(rt5651_dac_l2_enum, RT5651_DAC2_CTRL,static const struct snd_kcontrol_new rt5651_dac_l2_mux ="DAC2 left channel source" , rt5651_dac_l2_enum);static SOC_ENUM_SINGLE_DECL(static const struct snd_kcontrol_new rt5651_dac_r2_mux ="DAC2 right channel source" , rt5651_dac_r2_enum);/* IF2_ADC channel source */ static const char * const rt5651_adc_src[] = {"IF1 ADC1" , "IF1 ADC2" };static SOC_ENUM_SINGLE_DECL(rt5651_if2_adc_src_enum, RT5651_DIG_INF_DATA,static const struct snd_kcontrol_new rt5651_if2_adc_src_mux ="IF2 ADC channel source" , rt5651_if2_adc_src_enum);/* PDM select */ static const char * const rt5651_pdm_sel[] = {"DD MIX" , "Stereo DAC MIX" };static SOC_ENUM_SINGLE_DECL(static SOC_ENUM_SINGLE_DECL(static const struct snd_kcontrol_new rt5651_pdm_l_mux ="PDM L select" , rt5651_pdm_l_sel_enum);static const struct snd_kcontrol_new rt5651_pdm_r_mux ="PDM R select" , rt5651_pdm_r_sel_enum);static int rt5651_amp_power_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 rt5651_priv *rt5651 = snd_soc_component_get_drvdata(component);switch (event) {case SND_SOC_DAPM_POST_PMU:/* depop parameters */ /* headphone amp power on */ break ;default :return 0;return 0;static int rt5651_hp_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 rt5651_priv *rt5651 = snd_soc_component_get_drvdata(component);switch (event) {case SND_SOC_DAPM_POST_PMU:/* headphone unmute sequence */ false ;break ;case SND_SOC_DAPM_PRE_PMD:true ;break ;default :return 0;return 0;static int rt5651_hp_post_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 rt5651_priv *rt5651 = snd_soc_component_get_drvdata(component);switch (event) {case SND_SOC_DAPM_POST_PMU:if (!rt5651->hp_mute)break ;default :return 0;return 0;static int rt5651_bst1_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);switch (event) {case SND_SOC_DAPM_POST_PMU:break ;case SND_SOC_DAPM_PRE_PMD:break ;default :return 0;return 0;static int rt5651_bst2_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);switch (event) {case SND_SOC_DAPM_POST_PMU:break ;case SND_SOC_DAPM_PRE_PMD:break ;default :return 0;return 0;static int rt5651_bst3_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);switch (event) {case SND_SOC_DAPM_POST_PMU:break ;case SND_SOC_DAPM_PRE_PMD:break ;default :return 0;return 0;static const struct snd_soc_dapm_widget rt5651_dapm_widgets[] = {/* ASRC */ "I2S1 ASRC" , 1, RT5651_PLL_MODE_2,"I2S2 ASRC" , 1, RT5651_PLL_MODE_2,"STO1 DAC ASRC" , 1, RT5651_PLL_MODE_2,"STO2 DAC ASRC" , 1, RT5651_PLL_MODE_2,"ADC ASRC" , 1, RT5651_PLL_MODE_2,/* micbias */ "LDO" , RT5651_PWR_ANLG1,"micbias1" , RT5651_PWR_ANLG2,/* Input Lines */ "MIC1" ),"MIC2" ),"MIC3" ),"IN1P" ),"IN2P" ),"IN2N" ),"IN3P" ),"DMIC L1" ),"DMIC R1" ),"DMIC CLK" , RT5651_DMIC, RT5651_DMIC_1_EN_SFT,/* Boost */ "BST1" , RT5651_PWR_ANLG2,"BST2" , RT5651_PWR_ANLG2,"BST3" , RT5651_PWR_ANLG2,/* Input Volume */ "INL1 VOL" , RT5651_PWR_VOL,"INR1 VOL" , RT5651_PWR_VOL,"INL2 VOL" , RT5651_PWR_VOL,"INR2 VOL" , RT5651_PWR_VOL,/* REC Mixer */ "RECMIXL" , RT5651_PWR_MIXER, RT5651_PWR_RM_L_BIT, 0,"RECMIXR" , RT5651_PWR_MIXER, RT5651_PWR_RM_R_BIT, 0,/* ADCs */ "ADC L" , NULL, SND_SOC_NOPM, 0, 0),"ADC R" , NULL, SND_SOC_NOPM, 0, 0),"ADC L Power" , RT5651_PWR_DIG1,"ADC R Power" , RT5651_PWR_DIG1,/* ADC Mux */ "Stereo1 ADC L2 Mux" , SND_SOC_NOPM, 0, 0,"Stereo1 ADC R2 Mux" , SND_SOC_NOPM, 0, 0,"Stereo1 ADC L1 Mux" , SND_SOC_NOPM, 0, 0,"Stereo1 ADC R1 Mux" , SND_SOC_NOPM, 0, 0,"Stereo2 ADC L2 Mux" , SND_SOC_NOPM, 0, 0,"Stereo2 ADC L1 Mux" , SND_SOC_NOPM, 0, 0,"Stereo2 ADC R1 Mux" , SND_SOC_NOPM, 0, 0,"Stereo2 ADC R2 Mux" , SND_SOC_NOPM, 0, 0,/* ADC Mixer */ "Stereo1 Filter" , RT5651_PWR_DIG2,"Stereo2 Filter" , RT5651_PWR_DIG2,"Stereo1 ADC MIXL" , SND_SOC_NOPM, 0, 0,"Stereo1 ADC MIXR" , SND_SOC_NOPM, 0, 0,"Stereo2 ADC MIXL" , SND_SOC_NOPM, 0, 0,"Stereo2 ADC MIXR" , SND_SOC_NOPM, 0, 0,/* Digital Interface */ "I2S1" , RT5651_PWR_DIG1,"IF1 DAC" , SND_SOC_NOPM, 0, 0, NULL, 0),"IF1 DAC1 L" , SND_SOC_NOPM, 0, 0, NULL, 0),"IF1 DAC1 R" , SND_SOC_NOPM, 0, 0, NULL, 0),"IF1 ADC1" , SND_SOC_NOPM, 0, 0, NULL, 0),"IF1 DAC2 L" , SND_SOC_NOPM, 0, 0, NULL, 0),"IF1 DAC2 R" , SND_SOC_NOPM, 0, 0, NULL, 0),"IF1 ADC2" , SND_SOC_NOPM, 0, 0, NULL, 0),"I2S2" , RT5651_PWR_DIG1,"IF2 DAC" , SND_SOC_NOPM, 0, 0, NULL, 0),"IF2 DAC L" , SND_SOC_NOPM, 0, 0, NULL, 0),"IF2 DAC R" , SND_SOC_NOPM, 0, 0, NULL, 0),"IF2 ADC" , SND_SOC_NOPM, 0, 0,/* Digital Interface Select */ "PDM L Mux" , RT5651_PDM_CTL,"PDM R Mux" , RT5651_PDM_CTL,/* Audio Interface */ "AIF1RX" , "AIF1 Playback" , 0, SND_SOC_NOPM, 0, 0),"AIF1TX" , "AIF1 Capture" , 0, SND_SOC_NOPM, 0, 0),"AIF2RX" , "AIF2 Playback" , 0, SND_SOC_NOPM, 0, 0),"AIF2TX" , "AIF2 Capture" , 0, SND_SOC_NOPM, 0, 0),/* Audio DSP */ "Audio DSP" , SND_SOC_NOPM, 0, 0, NULL, 0),/* Output Side */ /* DAC mixer before sound effect */ "DAC MIXL" , SND_SOC_NOPM, 0, 0,"DAC MIXR" , SND_SOC_NOPM, 0, 0,/* DAC2 channel Mux */ "DAC L2 Mux" , SND_SOC_NOPM, 0, 0, &rt5651_dac_l2_mux),"DAC R2 Mux" , SND_SOC_NOPM, 0, 0, &rt5651_dac_r2_mux),"DAC L2 Volume" , SND_SOC_NOPM, 0, 0, NULL, 0),"DAC R2 Volume" , SND_SOC_NOPM, 0, 0, NULL, 0),"Stero1 DAC Power" , RT5651_PWR_DIG2,"Stero2 DAC Power" , RT5651_PWR_DIG2,/* DAC Mixer */ "Stereo DAC MIXL" , SND_SOC_NOPM, 0, 0,"Stereo DAC MIXR" , SND_SOC_NOPM, 0, 0,"DD MIXL" , SND_SOC_NOPM, 0, 0,"DD MIXR" , SND_SOC_NOPM, 0, 0,/* DACs */ "DAC L1" , NULL, SND_SOC_NOPM, 0, 0),"DAC R1" , NULL, SND_SOC_NOPM, 0, 0),"DAC L1 Power" , RT5651_PWR_DIG1,"DAC R1 Power" , RT5651_PWR_DIG1,/* OUT Mixer */ "OUT MIXL" , RT5651_PWR_MIXER, RT5651_PWR_OM_L_BIT,"OUT MIXR" , RT5651_PWR_MIXER, RT5651_PWR_OM_R_BIT,/* Ouput Volume */ "OUTVOL L" , RT5651_PWR_VOL,"OUTVOL R" , RT5651_PWR_VOL,"HPOVOL L" , RT5651_PWR_VOL,"HPOVOL R" , RT5651_PWR_VOL,"INL1" , RT5651_PWR_VOL,"INR1" , RT5651_PWR_VOL,"INL2" , RT5651_PWR_VOL,"INR2" , RT5651_PWR_VOL,/* HPO/LOUT/Mono Mixer */ "HPOL MIX" , SND_SOC_NOPM, 0, 0,"HPOR MIX" , SND_SOC_NOPM, 0, 0,"HP L Amp" , RT5651_PWR_ANLG1,"HP R Amp" , RT5651_PWR_ANLG1,"LOUT MIX" , RT5651_PWR_ANLG1, RT5651_PWR_LM_BIT, 0,"Amp Power" , RT5651_PWR_ANLG1,"HP Amp" , 1, SND_SOC_NOPM, 0, 0, rt5651_hp_event,"HPO L Playback" , SND_SOC_NOPM, 0, 0,"HPO R Playback" , SND_SOC_NOPM, 0, 0,"LOUT L Playback" , SND_SOC_NOPM, 0, 0,"LOUT R Playback" , SND_SOC_NOPM, 0, 0,"HP Post" , rt5651_hp_post_event),/* Output Lines */ "HPOL" ),"HPOR" ),"LOUTL" ),"LOUTR" ),"PDML" ),"PDMR" ),static const struct snd_soc_dapm_route rt5651_dapm_routes[] = {"Stero1 DAC Power" , NULL, "STO1 DAC ASRC" },"Stero2 DAC Power" , NULL, "STO2 DAC ASRC" },"I2S1" , NULL, "I2S1 ASRC" },"I2S2" , NULL, "I2S2 ASRC" },"IN1P" , NULL, "LDO" },"IN2P" , NULL, "LDO" },"IN3P" , NULL, "LDO" },"IN1P" , NULL, "MIC1" },"IN2P" , NULL, "MIC2" },"IN2N" , NULL, "MIC2" },"IN3P" , NULL, "MIC3" },"BST1" , NULL, "IN1P" },"BST2" , NULL, "IN2P" },"BST2" , NULL, "IN2N" },"BST3" , NULL, "IN3P" },"INL1 VOL" , NULL, "IN2P" },"INR1 VOL" , NULL, "IN2N" },"RECMIXL" , "INL1 Switch" , "INL1 VOL" },"RECMIXL" , "BST3 Switch" , "BST3" },"RECMIXL" , "BST2 Switch" , "BST2" },"RECMIXL" , "BST1 Switch" , "BST1" },"RECMIXR" , "INR1 Switch" , "INR1 VOL" },"RECMIXR" , "BST3 Switch" , "BST3" },"RECMIXR" , "BST2 Switch" , "BST2" },"RECMIXR" , "BST1 Switch" , "BST1" },"ADC L" , NULL, "RECMIXL" },"ADC L" , NULL, "ADC L Power" },"ADC R" , NULL, "RECMIXR" },"ADC R" , NULL, "ADC R Power" },"DMIC L1" , NULL, "DMIC CLK" },"DMIC R1" , NULL, "DMIC CLK" },"Stereo1 ADC L2 Mux" , "DMIC" , "DMIC L1" },"Stereo1 ADC L2 Mux" , "DD MIX" , "DD MIXL" },"Stereo1 ADC L1 Mux" , "ADC" , "ADC L" },"Stereo1 ADC L1 Mux" , "DD MIX" , "DD MIXL" },"Stereo1 ADC R1 Mux" , "ADC" , "ADC R" },"Stereo1 ADC R1 Mux" , "DD MIX" , "DD MIXR" },"Stereo1 ADC R2 Mux" , "DMIC" , "DMIC R1" },"Stereo1 ADC R2 Mux" , "DD MIX" , "DD MIXR" },"Stereo2 ADC L2 Mux" , "DMIC L" , "DMIC L1" },"Stereo2 ADC L2 Mux" , "DD MIXL" , "DD MIXL" },"Stereo2 ADC L1 Mux" , "DD MIXL" , "DD MIXL" },"Stereo2 ADC L1 Mux" , "ADCL" , "ADC L" },"Stereo2 ADC R1 Mux" , "DD MIXR" , "DD MIXR" },"Stereo2 ADC R1 Mux" , "ADCR" , "ADC R" },"Stereo2 ADC R2 Mux" , "DMIC R" , "DMIC R1" },"Stereo2 ADC R2 Mux" , "DD MIXR" , "DD MIXR" },"Stereo1 ADC MIXL" , "ADC1 Switch" , "Stereo1 ADC L1 Mux" },"Stereo1 ADC MIXL" , "ADC2 Switch" , "Stereo1 ADC L2 Mux" },"Stereo1 ADC MIXL" , NULL, "Stereo1 Filter" },"Stereo1 Filter" , NULL, "ADC ASRC" },"Stereo1 ADC MIXR" , "ADC1 Switch" , "Stereo1 ADC R1 Mux" },"Stereo1 ADC MIXR" , "ADC2 Switch" , "Stereo1 ADC R2 Mux" },"Stereo1 ADC MIXR" , NULL, "Stereo1 Filter" },"Stereo2 ADC MIXL" , "ADC1 Switch" , "Stereo2 ADC L1 Mux" },"Stereo2 ADC MIXL" , "ADC2 Switch" , "Stereo2 ADC L2 Mux" },"Stereo2 ADC MIXL" , NULL, "Stereo2 Filter" },"Stereo2 Filter" , NULL, "ADC ASRC" },"Stereo2 ADC MIXR" , "ADC1 Switch" , "Stereo2 ADC R1 Mux" },"Stereo2 ADC MIXR" , "ADC2 Switch" , "Stereo2 ADC R2 Mux" },"Stereo2 ADC MIXR" , NULL, "Stereo2 Filter" },"IF1 ADC2" , NULL, "Stereo2 ADC MIXL" },"IF1 ADC2" , NULL, "Stereo2 ADC MIXR" },"IF1 ADC1" , NULL, "Stereo1 ADC MIXL" },"IF1 ADC1" , NULL, "Stereo1 ADC MIXR" },"IF1 ADC1" , NULL, "I2S1" },"IF2 ADC" , "IF1 ADC1" , "IF1 ADC1" },"IF2 ADC" , "IF1 ADC2" , "IF1 ADC2" },"IF2 ADC" , NULL, "I2S2" },"AIF1TX" , NULL, "IF1 ADC1" },"AIF1TX" , NULL, "IF1 ADC2" },"AIF2TX" , NULL, "IF2 ADC" },"IF1 DAC" , NULL, "AIF1RX" },"IF1 DAC" , NULL, "I2S1" },"IF2 DAC" , NULL, "AIF2RX" },"IF2 DAC" , NULL, "I2S2" },"IF1 DAC1 L" , NULL, "IF1 DAC" },"IF1 DAC1 R" , NULL, "IF1 DAC" },"IF1 DAC2 L" , NULL, "IF1 DAC" },"IF1 DAC2 R" , NULL, "IF1 DAC" },"IF2 DAC L" , NULL, "IF2 DAC" },"IF2 DAC R" , NULL, "IF2 DAC" },"DAC MIXL" , "Stereo ADC Switch" , "Stereo1 ADC MIXL" },"DAC MIXL" , "INF1 Switch" , "IF1 DAC1 L" },"DAC MIXR" , "Stereo ADC Switch" , "Stereo1 ADC MIXR" },"DAC MIXR" , "INF1 Switch" , "IF1 DAC1 R" },"Audio DSP" , NULL, "DAC MIXL" },"Audio DSP" , NULL, "DAC MIXR" },"DAC L2 Mux" , "IF1" , "IF1 DAC2 L" },"DAC L2 Mux" , "IF2" , "IF2 DAC L" },"DAC L2 Volume" , NULL, "DAC L2 Mux" },"DAC R2 Mux" , "IF1" , "IF1 DAC2 R" },"DAC R2 Mux" , "IF2" , "IF2 DAC R" },"DAC R2 Volume" , NULL, "DAC R2 Mux" },"Stereo DAC MIXL" , "DAC L1 Switch" , "Audio DSP" },"Stereo DAC MIXL" , "DAC L2 Switch" , "DAC L2 Volume" },"Stereo DAC MIXL" , "DAC R1 Switch" , "DAC MIXR" },"Stereo DAC MIXL" , NULL, "Stero1 DAC Power" },"Stereo DAC MIXL" , NULL, "Stero2 DAC Power" },"Stereo DAC MIXR" , "DAC R1 Switch" , "Audio DSP" },"Stereo DAC MIXR" , "DAC R2 Switch" , "DAC R2 Volume" },"Stereo DAC MIXR" , "DAC L1 Switch" , "DAC MIXL" },"Stereo DAC MIXR" , NULL, "Stero1 DAC Power" },"Stereo DAC MIXR" , NULL, "Stero2 DAC Power" },"PDM L Mux" , "Stereo DAC MIX" , "Stereo DAC MIXL" },"PDM L Mux" , "DD MIX" , "DAC MIXL" },"PDM R Mux" , "Stereo DAC MIX" , "Stereo DAC MIXR" },"PDM R Mux" , "DD MIX" , "DAC MIXR" },"DAC L1" , NULL, "Stereo DAC MIXL" },"DAC L1" , NULL, "DAC L1 Power" },"DAC R1" , NULL, "Stereo DAC MIXR" },"DAC R1" , NULL, "DAC R1 Power" },"DD MIXL" , "DAC L1 Switch" , "DAC MIXL" },"DD MIXL" , "DAC L2 Switch" , "DAC L2 Volume" },"DD MIXL" , "DAC R2 Switch" , "DAC R2 Volume" },"DD MIXL" , NULL, "Stero2 DAC Power" },"DD MIXR" , "DAC R1 Switch" , "DAC MIXR" },"DD MIXR" , "DAC R2 Switch" , "DAC R2 Volume" },"DD MIXR" , "DAC L2 Switch" , "DAC L2 Volume" },"DD MIXR" , NULL, "Stero2 DAC Power" },"OUT MIXL" , "BST1 Switch" , "BST1" },"OUT MIXL" , "BST2 Switch" , "BST2" },"OUT MIXL" , "INL1 Switch" , "INL1 VOL" },"OUT MIXL" , "REC MIXL Switch" , "RECMIXL" },"OUT MIXL" , "DAC L1 Switch" , "DAC L1" },"OUT MIXR" , "BST2 Switch" , "BST2" },"OUT MIXR" , "BST1 Switch" , "BST1" },"OUT MIXR" , "INR1 Switch" , "INR1 VOL" },"OUT MIXR" , "REC MIXR Switch" , "RECMIXR" },"OUT MIXR" , "DAC R1 Switch" , "DAC R1" },"HPOVOL L" , "Switch" , "OUT MIXL" },"HPOVOL R" , "Switch" , "OUT MIXR" },"OUTVOL L" , "Switch" , "OUT MIXL" },"OUTVOL R" , "Switch" , "OUT MIXR" },"HPOL MIX" , "HPO MIX DAC1 Switch" , "DAC L1" },"HPOL MIX" , "HPO MIX HPVOL Switch" , "HPOVOL L" },"HPOL MIX" , NULL, "HP L Amp" },"HPOR MIX" , "HPO MIX DAC1 Switch" , "DAC R1" },"HPOR MIX" , "HPO MIX HPVOL Switch" , "HPOVOL R" },"HPOR MIX" , NULL, "HP R Amp" },"LOUT MIX" , "DAC L1 Switch" , "DAC L1" },"LOUT MIX" , "DAC R1 Switch" , "DAC R1" },"LOUT MIX" , "OUTVOL L Switch" , "OUTVOL L" },"LOUT MIX" , "OUTVOL R Switch" , "OUTVOL R" },"HP Amp" , NULL, "HPOL MIX" },"HP Amp" , NULL, "HPOR MIX" },"HP Amp" , NULL, "Amp Power" },"HPO L Playback" , "Switch" , "HP Amp" },"HPO R Playback" , "Switch" , "HP Amp" },"HPOL" , NULL, "HPO L Playback" },"HPOR" , NULL, "HPO R Playback" },"LOUT L Playback" , "Switch" , "LOUT MIX" },"LOUT R Playback" , "Switch" , "LOUT MIX" },"LOUTL" , NULL, "LOUT L Playback" },"LOUTL" , NULL, "Amp Power" },"LOUTR" , NULL, "LOUT R Playback" },"LOUTR" , NULL, "Amp Power" },"PDML" , NULL, "PDM L Mux" },"PDMR" , NULL, "PDM R Mux" },static int rt5651_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 rt5651_priv *rt5651 = snd_soc_component_get_drvdata(component);unsigned int val_len = 0, val_clk, mask_clk;int pre_div, bclk_ms, frame_size;if (pre_div < 0) {"Unsupported clock setting\n" );return -EINVAL;if (frame_size < 0) {"Unsupported frame size: %d\n" , frame_size);return -EINVAL;"bclk is %dHz and lrck is %dHz\n" ,"bclk_ms is %d and pre_div is %d for iis %d\n" ,switch (params_width(params)) {case 16:break ;case 20:break ;case 24:break ;case 8:break ;default :return -EINVAL;switch (dai->id) {case RT5651_AIF1:break ;case RT5651_AIF2:break ;default :"Wrong dai->id: %d\n" , dai->id);return -EINVAL;return 0;static int rt5651_set_dai_fmt(struct snd_soc_dai *dai, unsigned int fmt)struct snd_soc_component *component = dai->component;struct rt5651_priv *rt5651 = snd_soc_component_get_drvdata(component);unsigned int reg_val = 0;switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {case SND_SOC_DAIFMT_CBP_CFP:break ;case SND_SOC_DAIFMT_CBC_CFC:break ;default :return -EINVAL;switch (fmt & SND_SOC_DAIFMT_INV_MASK) {case SND_SOC_DAIFMT_NB_NF:break ;case SND_SOC_DAIFMT_IB_NF:break ;default :return -EINVAL;switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {case SND_SOC_DAIFMT_I2S:break ;case SND_SOC_DAIFMT_LEFT_J:break ;case SND_SOC_DAIFMT_DSP_A:break ;case SND_SOC_DAIFMT_DSP_B:break ;default :return -EINVAL;switch (dai->id) {case RT5651_AIF1:break ;case RT5651_AIF2:break ;default :"Wrong dai->id: %d\n" , dai->id);return -EINVAL;return 0;static int rt5651_set_dai_sysclk(struct snd_soc_dai *dai,int clk_id, unsigned int freq, int dir)struct snd_soc_component *component = dai->component;struct rt5651_priv *rt5651 = snd_soc_component_get_drvdata(component);unsigned int reg_val = 0;unsigned int pll_bit = 0;if (freq == rt5651->sysclk && clk_id == rt5651->sysclk_src)return 0;switch (clk_id) {case RT5651_SCLK_S_MCLK:break ;case RT5651_SCLK_S_PLL1:break ;case RT5651_SCLK_S_RCCLK:break ;default :"Invalid clock id (%d)\n" , clk_id);return -EINVAL;"Sysclk is %dHz and clock id is %d\n" , freq, clk_id);return 0;static int rt5651_set_dai_pll(struct snd_soc_dai *dai, int pll_id, int source,unsigned int freq_in, unsigned int freq_out)struct snd_soc_component *component = dai->component;struct rt5651_priv *rt5651 = snd_soc_component_get_drvdata(component);struct rl6231_pll_code pll_code;int ret;if (source == rt5651->pll_src && freq_in == rt5651->pll_in &&return 0;if (!freq_in || !freq_out) {"PLL disabled\n" );return 0;switch (source) {case RT5651_PLL1_S_MCLK:break ;case RT5651_PLL1_S_BCLK1:break ;case RT5651_PLL1_S_BCLK2:break ;default :"Unknown PLL source %d\n" , source);return -EINVAL;if (ret < 0) {"Unsupported input clock %d\n" , freq_in);return ret;"bypass=%d m=%d n=%d k=%d\n" ,return 0;static int rt5651_set_bias_level(struct snd_soc_component *component,enum snd_soc_bias_level level)switch (level) {case SND_SOC_BIAS_PREPARE:if (SND_SOC_BIAS_STANDBY == snd_soc_component_get_bias_level(component)) {if (snd_soc_component_read(component, RT5651_PLL_MODE_1) & 0x9200)break ;case SND_SOC_BIAS_STANDBY:if (SND_SOC_BIAS_OFF == snd_soc_component_get_bias_level(component)) {break ;case SND_SOC_BIAS_OFF:/* Do not touch the LDO voltage select bits on bias-off */ /* Leave PLL1 and jack-detect power as is, all others off */ break ;default :break ;return 0;static void rt5651_enable_micbias1_for_ovcd(struct snd_soc_component *component)struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component);"LDO" );"micbias1" );/* OVCD is unreliable when used with RCCLK as sysclk-source */ "Platform Clock" );static void rt5651_disable_micbias1_for_ovcd(struct snd_soc_component *component)struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component);"Platform Clock" );"micbias1" );"LDO" );static void rt5651_enable_micbias1_ovcd_irq(struct snd_soc_component *component)struct rt5651_priv *rt5651 = snd_soc_component_get_drvdata(component);true ;static void rt5651_disable_micbias1_ovcd_irq(struct snd_soc_component *component)struct rt5651_priv *rt5651 = snd_soc_component_get_drvdata(component);false ;static void rt5651_clear_micbias1_ovcd(struct snd_soc_component *component)static bool rt5651_micbias1_ovcd(struct snd_soc_component *component)int val;"irq ctrl2 %#04x\n" , val);return (val & RT5651_MB1_OC_CLR);static bool rt5651_jack_inserted(struct snd_soc_component *component)struct rt5651_priv *rt5651 = snd_soc_component_get_drvdata(component);int val;if (rt5651->gpiod_hp_det) {"jack-detect gpio %d\n" , val);return val;"irq status %#04x\n" , val);switch (rt5651->jd_src) {case RT5651_JD1_1:break ;case RT5651_JD1_2:break ;case RT5651_JD2:break ;default :break ;if (rt5651->jd_active_high)return val != 0;else return val == 0;/* Jack detect and button-press timings */ #define JACK_SETTLE_TIME 100 /* milli seconds */ #define JACK_DETECT_COUNT 5#define JACK_DETECT_MAXCOUNT 20 /* Aprox. 2 seconds worth of tries */ #define JACK_UNPLUG_TIME 80 /* milli seconds */ #define BP_POLL_TIME 10 /* milli seconds */ #define BP_POLL_MAXCOUNT 200 /* assume something is wrong after this */ #define BP_THRESHOLD 3static void rt5651_start_button_press_work(struct snd_soc_component *component)struct rt5651_priv *rt5651 = snd_soc_component_get_drvdata(component);false ;false ;static void rt5651_button_press_work(struct work_struct *work)struct rt5651_priv *rt5651 =struct rt5651_priv, bp_work.work);struct snd_soc_component *component = rt5651->component;/* Check the jack was not removed underneath us */ if (!rt5651_jack_inserted(component))return ;if (rt5651_micbias1_ovcd(component)) {/* Remember till after JACK_UNPLUG_TIME wait */ if (rt5651->press_count >= BP_THRESHOLD)true ;else {/* * The pins get temporarily shorted on jack unplug, so we poll for * at least JACK_UNPLUG_TIME milli-seconds before reporting a press. if (rt5651->poll_count < (JACK_UNPLUG_TIME / BP_POLL_TIME)) {return ;if (rt5651->pressed && !rt5651->press_reported) {"headset button press\n" );true ;if (rt5651->release_count >= BP_THRESHOLD) {if (rt5651->press_reported) {"headset button release\n" );/* Re-enable OVCD IRQ to detect next press */ return ; /* Stop polling */ static int rt5651_detect_headset(struct snd_soc_component *component)int i, headset_count = 0, headphone_count = 0;/* * We get the insertion event before the jack is fully inserted at which * point the second ring on a TRRS connector may short the 2nd ring and * sleeve contacts, also the overcurrent detection is not entirely * reliable. So we try several times with a wait in between until we * detect the same type JACK_DETECT_COUNT times in a row. for (i = 0; i < JACK_DETECT_MAXCOUNT; i++) {/* Clear any previous over-current status flag */ /* Check the jack is still connected before checking ovcd */ if (!rt5651_jack_inserted(component))return 0;if (rt5651_micbias1_ovcd(component)) {/* * Over current detected, there is a short between the * 2nd ring contact and the ground, so a TRS connector * without a mic contact and thus plain headphones. "mic-gnd shorted\n" );if (headphone_count == JACK_DETECT_COUNT)return SND_JACK_HEADPHONE;else {"mic-gnd open\n" );if (headset_count == JACK_DETECT_COUNT)return SND_JACK_HEADSET;"Error detecting headset vs headphones, bad contact?, assuming headphones\n" );return SND_JACK_HEADPHONE;static bool rt5651_support_button_press(struct rt5651_priv *rt5651)if (!rt5651->hp_jack)return false ;/* Button press support only works with internal jack-detection */ return (rt5651->hp_jack->status & SND_JACK_MICROPHONE) &&static void rt5651_jack_detect_work(struct work_struct *work)struct rt5651_priv *rt5651 =struct rt5651_priv, jack_detect_work);struct snd_soc_component *component = rt5651->component;int report;if (!rt5651_jack_inserted(component)) {/* Jack removed, or spurious IRQ? */ if (rt5651->hp_jack->status & SND_JACK_HEADPHONE) {if (rt5651->hp_jack->status & SND_JACK_MICROPHONE) {"jack unplugged\n" );else if (!(rt5651->hp_jack->status & SND_JACK_HEADPHONE)) {/* Jack inserted */ "detect report %#02x\n" , report);if (rt5651_support_button_press(rt5651)) {/* Enable ovcd IRQ for button press detect. */ else {/* No more need for overcurrent detect. */ else if (rt5651->ovcd_irq_enabled && rt5651_micbias1_ovcd(component)) {"OVCD IRQ\n" );/* * The ovcd IRQ keeps firing while the button is pressed, so * we disable it and start polling the button until released. * * The disable will make the IRQ pin 0 again and since we get * IRQs on both edges (so as to detect both jack plugin and * unplug) this means we will immediately get another IRQ. * The ovcd_irq_enabled check above makes the 2ND IRQ a NOP. /* * If the jack-detect IRQ flag goes high (unplug) after our * above rt5651_jack_inserted() check and before we have * disabled the OVCD IRQ, the IRQ pin will stay high and as * we react to edges, we miss the unplug event -> recheck. static irqreturn_t rt5651_irq(int irq, void *data)struct rt5651_priv *rt5651 = data;return IRQ_HANDLED;static void rt5651_cancel_work(void *data)struct rt5651_priv *rt5651 = data;static void rt5651_enable_jack_detect(struct snd_soc_component *component,struct snd_soc_jack *hp_jack,struct gpio_desc *gpiod_hp_det)struct rt5651_priv *rt5651 = snd_soc_component_get_drvdata(component);bool using_internal_jack_detect = true ;/* Select jack detect source */ switch (rt5651->jd_src) {case RT5651_JD_NULL:if (!rt5651->gpiod_hp_det)return ; /* No jack detect */ false ;break ;case RT5651_JD1_1:/* active-low is normal, set inv flag for active-high */ if (rt5651->jd_active_high)else break ;case RT5651_JD1_2:/* active-low is normal, set inv flag for active-high */ if (rt5651->jd_active_high)else break ;case RT5651_JD2:/* active-low is normal, set inv flag for active-high */ if (rt5651->jd_active_high)else break ;default :"Currently only JD1_1 / JD1_2 / JD2 are supported\n" );return ;if (using_internal_jack_detect) {/* IRQ output on GPIO1 */ /* Enable jack detect power */ /* Set OVCD threshold current and scale-factor */ /* * The over-current-detect is only reliable in detecting the absence * of over-current, when the mic-contact in the jack is short-circuited, * the hardware periodically retries if it can apply the bias-current * leading to the ovcd status flip-flopping 1-0-1 with it being 0 about * 10% of the time, as we poll the ovcd status bit we might hit that * 10%, so we enable sticky mode and when checking OVCD we clear the * status, msleep() a bit and then check to get a reliable reading. if (rt5651_support_button_press(rt5651)) {/* sync initial jack state */ static void rt5651_disable_jack_detect(struct snd_soc_component *component)struct rt5651_priv *rt5651 = snd_soc_component_get_drvdata(component);if (rt5651_support_button_press(rt5651)) {static int rt5651_set_jack(struct snd_soc_component *component,struct snd_soc_jack *jack, void *data)if (jack)else return 0;/* * Note on some platforms the platform code may need to add device-properties, * rather then relying only on properties set by the firmware. Therefor the * property parsing MUST be done from the component driver's probe function, * rather then from the i2c driver's probe function, so that the platform-code * can attach extra properties before calling snd_soc_register_card(). static void rt5651_apply_properties(struct snd_soc_component *component)struct rt5651_priv *rt5651 = snd_soc_component_get_drvdata(component);if (device_property_read_bool(component->dev, "realtek,in2-differential" ))if (device_property_read_bool(component->dev, "realtek,dmic-en" ))if (device_property_read_u32(component->dev,"realtek,jack-detect-source" , &val) == 0)if (device_property_read_bool(component->dev, "realtek,jack-detect-not-inverted" ))true ;/* * Testing on various boards has shown that good defaults for the OVCD * threshold and scale-factor are 2000µA and 0.75. For an effective * limit of 1500µA, this seems to be more reliable then 1500µA and 1.0. if (device_property_read_u32(component->dev,"realtek,over-current-threshold-microamp" , &val) == 0) {switch (val) {case 600:break ;case 1500:break ;case 2000:break ;default :"Warning: Invalid over-current-threshold-microamp value: %d, defaulting to 2000uA\n" ,if (device_property_read_u32(component->dev,"realtek,over-current-scale-factor" , &val) == 0) {if (val <= RT5651_OVCD_SF_1P5)else "Warning: Invalid over-current-scale-factor value: %d, defaulting to 0.75\n" ,static int rt5651_probe(struct snd_soc_component *component)struct rt5651_priv *rt5651 = snd_soc_component_get_drvdata(component);
Messung V0.5 C=90 H=98 G=94
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