// SPDX-License-Identifier: GPL-2.0-only /* * da732x.c --- Dialog DA732X ALSA SoC Audio Driver * * Copyright (C) 2012 Dialog Semiconductor GmbH * * Author: Michal Hajduk */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "da732x.h" #include "da732x_reg.h" struct da732x_priv { struct regmap *regmap; unsigned int sysclk; bool pll_en; }; /* * da732x register cache - default settings */ static const struct reg_default da732x_reg_cache[] = { { DA732X_REG_REF1 , 0x02 }, { DA732X_REG_BIAS_EN , 0x80 }, { DA732X_REG_BIAS1 , 0x00 }, { DA732X_REG_BIAS2 , 0x00 }, { DA732X_REG_BIAS3 , 0x00 }, { DA732X_REG_BIAS4 , 0x00 }, { DA732X_REG_MICBIAS2 , 0x00 }, { DA732X_REG_MICBIAS1 , 0x00 }, { DA732X_REG_MICDET , 0x00 }, { DA732X_REG_MIC1_PRE , 0x01 }, { DA732X_REG_MIC1 , 0x40 }, { DA732X_REG_MIC2_PRE , 0x01 }, { DA732X_REG_MIC2 , 0x40 }, { DA732X_REG_AUX1L , 0x75 }, { DA732X_REG_AUX1R , 0x75 }, { DA732X_REG_MIC3_PRE , 0x01 }, { DA732X_REG_MIC3 , 0x40 }, { DA732X_REG_INP_PINBIAS , 0x00 }, { DA732X_REG_INP_ZC_EN , 0x00 }, { DA732X_REG_INP_MUX , 0x50 }, { DA732X_REG_HP_DET , 0x00 }, { DA732X_REG_HPL_DAC_OFFSET , 0x00 }, { DA732X_REG_HPL_DAC_OFF_CNTL , 0x00 }, { DA732X_REG_HPL_OUT_OFFSET , 0x00 }, { DA732X_REG_HPL , 0x40 }, { DA732X_REG_HPL_VOL , 0x0F }, { DA732X_REG_HPR_DAC_OFFSET , 0x00 }, { DA732X_REG_HPR_DAC_OFF_CNTL , 0x00 }, { DA732X_REG_HPR_OUT_OFFSET , 0x00 }, { DA732X_REG_HPR , 0x40 }, { DA732X_REG_HPR_VOL , 0x0F }, { DA732X_REG_LIN2 , 0x4F }, { DA732X_REG_LIN3 , 0x4F }, { DA732X_REG_LIN4 , 0x4F }, { DA732X_REG_OUT_ZC_EN , 0x00 }, { DA732X_REG_HP_LIN1_GNDSEL , 0x00 }, { DA732X_REG_CP_HP1 , 0x0C }, { DA732X_REG_CP_HP2 , 0x03 }, { DA732X_REG_CP_CTRL1 , 0x00 }, { DA732X_REG_CP_CTRL2 , 0x99 }, { DA732X_REG_CP_CTRL3 , 0x25 }, { DA732X_REG_CP_LEVEL_MASK , 0x3F }, { DA732X_REG_CP_DET , 0x00 }, { DA732X_REG_CP_STATUS , 0x00 }, { DA732X_REG_CP_THRESH1 , 0x00 }, { DA732X_REG_CP_THRESH2 , 0x00 }, { DA732X_REG_CP_THRESH3 , 0x00 }, { DA732X_REG_CP_THRESH4 , 0x00 }, { DA732X_REG_CP_THRESH5 , 0x00 }, { DA732X_REG_CP_THRESH6 , 0x00 }, { DA732X_REG_CP_THRESH7 , 0x00 }, { DA732X_REG_CP_THRESH8 , 0x00 }, { DA732X_REG_PLL_DIV_LO , 0x00 }, { DA732X_REG_PLL_DIV_MID , 0x00 }, { DA732X_REG_PLL_DIV_HI , 0x00 }, { DA732X_REG_PLL_CTRL , 0x02 }, { DA732X_REG_CLK_CTRL , 0xaa }, { DA732X_REG_CLK_DSP , 0x07 }, { DA732X_REG_CLK_EN1 , 0x00 }, { DA732X_REG_CLK_EN2 , 0x00 }, { DA732X_REG_CLK_EN3 , 0x00 }, { DA732X_REG_CLK_EN4 , 0x00 }, { DA732X_REG_CLK_EN5 , 0x00 }, { DA732X_REG_AIF_MCLK , 0x00 }, { DA732X_REG_AIFA1 , 0x02 }, { DA732X_REG_AIFA2 , 0x00 }, { DA732X_REG_AIFA3 , 0x08 }, { DA732X_REG_AIFB1 , 0x02 }, { DA732X_REG_AIFB2 , 0x00 }, { DA732X_REG_AIFB3 , 0x08 }, { DA732X_REG_PC_CTRL , 0xC0 }, { DA732X_REG_DATA_ROUTE , 0x00 }, { DA732X_REG_DSP_CTRL , 0x00 }, { DA732X_REG_CIF_CTRL2 , 0x00 }, { DA732X_REG_HANDSHAKE , 0x00 }, { DA732X_REG_SPARE1_OUT , 0x00 }, { DA732X_REG_SPARE2_OUT , 0x00 }, { DA732X_REG_SPARE1_IN , 0x00 }, { DA732X_REG_ADC1_PD , 0x00 }, { DA732X_REG_ADC1_HPF , 0x00 }, { DA732X_REG_ADC1_SEL , 0x00 }, { DA732X_REG_ADC1_EQ12 , 0x00 }, { DA732X_REG_ADC1_EQ34 , 0x00 }, { DA732X_REG_ADC1_EQ5 , 0x00 }, { DA732X_REG_ADC2_PD , 0x00 }, { DA732X_REG_ADC2_HPF , 0x00 }, { DA732X_REG_ADC2_SEL , 0x00 }, { DA732X_REG_ADC2_EQ12 , 0x00 }, { DA732X_REG_ADC2_EQ34 , 0x00 }, { DA732X_REG_ADC2_EQ5 , 0x00 }, { DA732X_REG_DAC1_HPF , 0x00 }, { DA732X_REG_DAC1_L_VOL , 0x00 }, { DA732X_REG_DAC1_R_VOL , 0x00 }, { DA732X_REG_DAC1_SEL , 0x00 }, { DA732X_REG_DAC1_SOFTMUTE , 0x00 }, { DA732X_REG_DAC1_EQ12 , 0x00 }, { DA732X_REG_DAC1_EQ34 , 0x00 }, { DA732X_REG_DAC1_EQ5 , 0x00 }, { DA732X_REG_DAC2_HPF , 0x00 }, { DA732X_REG_DAC2_L_VOL , 0x00 }, { DA732X_REG_DAC2_R_VOL , 0x00 }, { DA732X_REG_DAC2_SEL , 0x00 }, { DA732X_REG_DAC2_SOFTMUTE , 0x00 }, { DA732X_REG_DAC2_EQ12 , 0x00 }, { DA732X_REG_DAC2_EQ34 , 0x00 }, { DA732X_REG_DAC2_EQ5 , 0x00 }, { DA732X_REG_DAC3_HPF , 0x00 }, { DA732X_REG_DAC3_VOL , 0x00 }, { DA732X_REG_DAC3_SEL , 0x00 }, { DA732X_REG_DAC3_SOFTMUTE , 0x00 }, { DA732X_REG_DAC3_EQ12 , 0x00 }, { DA732X_REG_DAC3_EQ34 , 0x00 }, { DA732X_REG_DAC3_EQ5 , 0x00 }, { DA732X_REG_BIQ_BYP , 0x00 }, { DA732X_REG_DMA_CMD , 0x00 }, { DA732X_REG_DMA_ADDR0 , 0x00 }, { DA732X_REG_DMA_ADDR1 , 0x00 }, { DA732X_REG_DMA_DATA0 , 0x00 }, { DA732X_REG_DMA_DATA1 , 0x00 }, { DA732X_REG_DMA_DATA2 , 0x00 }, { DA732X_REG_DMA_DATA3 , 0x00 }, { DA732X_REG_UNLOCK , 0x00 }, }; static inline int da732x_get_input_div(struct snd_soc_component *component, int sysclk) { int val; if (sysclk < DA732X_MCLK_10MHZ) { val = DA732X_MCLK_VAL_0_10MHZ; } else if ((sysclk >= DA732X_MCLK_10MHZ) && (sysclk < DA732X_MCLK_20MHZ)) { val = DA732X_MCLK_VAL_10_20MHZ; } else if ((sysclk >= DA732X_MCLK_20MHZ) && (sysclk < DA732X_MCLK_40MHZ)) { val = DA732X_MCLK_VAL_20_40MHZ; } else if ((sysclk >= DA732X_MCLK_40MHZ) && (sysclk <= DA732X_MCLK_54MHZ)) { val = DA732X_MCLK_VAL_40_54MHZ; } else { return -EINVAL; } snd_soc_component_write(component, DA732X_REG_PLL_CTRL, val); return val; } static void da732x_set_charge_pump(struct snd_soc_component *component, int state) { switch (state) { case DA732X_ENABLE_CP: snd_soc_component_write(component, DA732X_REG_CLK_EN2, DA732X_CP_CLK_EN); snd_soc_component_write(component, DA732X_REG_CP_HP2, DA732X_HP_CP_EN | DA732X_HP_CP_REG | DA732X_HP_CP_PULSESKIP); snd_soc_component_write(component, DA732X_REG_CP_CTRL1, DA732X_CP_EN | DA732X_CP_CTRL_CPVDD1); snd_soc_component_write(component, DA732X_REG_CP_CTRL2, DA732X_CP_MANAGE_MAGNITUDE | DA732X_CP_BOOST); snd_soc_component_write(component, DA732X_REG_CP_CTRL3, DA732X_CP_1MHZ); break; case DA732X_DISABLE_CP: snd_soc_component_write(component, DA732X_REG_CLK_EN2, DA732X_CP_CLK_DIS); snd_soc_component_write(component, DA732X_REG_CP_HP2, DA732X_HP_CP_DIS); snd_soc_component_write(component, DA732X_REG_CP_CTRL1, DA723X_CP_DIS); break; default: pr_err("Wrong charge pump state\n"); break; } } static const DECLARE_TLV_DB_SCALE(mic_boost_tlv, DA732X_MIC_PRE_VOL_DB_MIN, DA732X_MIC_PRE_VOL_DB_INC, 0); static const DECLARE_TLV_DB_SCALE(mic_pga_tlv, DA732X_MIC_VOL_DB_MIN, DA732X_MIC_VOL_DB_INC, 0); static const DECLARE_TLV_DB_SCALE(aux_pga_tlv, DA732X_AUX_VOL_DB_MIN, DA732X_AUX_VOL_DB_INC, 0); static const DECLARE_TLV_DB_SCALE(hp_pga_tlv, DA732X_HP_VOL_DB_MIN, DA732X_AUX_VOL_DB_INC, 0); static const DECLARE_TLV_DB_SCALE(lin2_pga_tlv, DA732X_LIN2_VOL_DB_MIN, DA732X_LIN2_VOL_DB_INC, 0); static const DECLARE_TLV_DB_SCALE(lin3_pga_tlv, DA732X_LIN3_VOL_DB_MIN, DA732X_LIN3_VOL_DB_INC, 0); static const DECLARE_TLV_DB_SCALE(lin4_pga_tlv, DA732X_LIN4_VOL_DB_MIN, DA732X_LIN4_VOL_DB_INC, 0); static const DECLARE_TLV_DB_SCALE(adc_pga_tlv, DA732X_ADC_VOL_DB_MIN, DA732X_ADC_VOL_DB_INC, 0); static const DECLARE_TLV_DB_SCALE(dac_pga_tlv, DA732X_DAC_VOL_DB_MIN, DA732X_DAC_VOL_DB_INC, 0); static const DECLARE_TLV_DB_SCALE(eq_band_pga_tlv, DA732X_EQ_BAND_VOL_DB_MIN, DA732X_EQ_BAND_VOL_DB_INC, 0); static const DECLARE_TLV_DB_SCALE(eq_overall_tlv, DA732X_EQ_OVERALL_VOL_DB_MIN, DA732X_EQ_OVERALL_VOL_DB_INC, 0); /* High Pass Filter */ static const char *da732x_hpf_mode[] = { "Disable", "Music", "Voice", }; static const char *da732x_hpf_music[] = { "1.8Hz", "3.75Hz", "7.5Hz", "15Hz", }; static const char *da732x_hpf_voice[] = { "2.5Hz", "25Hz", "50Hz", "100Hz", "150Hz", "200Hz", "300Hz", "400Hz" }; static SOC_ENUM_SINGLE_DECL(da732x_dac1_hpf_mode_enum, DA732X_REG_DAC1_HPF, DA732X_HPF_MODE_SHIFT, da732x_hpf_mode); static SOC_ENUM_SINGLE_DECL(da732x_dac2_hpf_mode_enum, DA732X_REG_DAC2_HPF, DA732X_HPF_MODE_SHIFT, da732x_hpf_mode); static SOC_ENUM_SINGLE_DECL(da732x_dac3_hpf_mode_enum, DA732X_REG_DAC3_HPF, DA732X_HPF_MODE_SHIFT, da732x_hpf_mode); static SOC_ENUM_SINGLE_DECL(da732x_adc1_hpf_mode_enum, DA732X_REG_ADC1_HPF, DA732X_HPF_MODE_SHIFT, da732x_hpf_mode); static SOC_ENUM_SINGLE_DECL(da732x_adc2_hpf_mode_enum, DA732X_REG_ADC2_HPF, DA732X_HPF_MODE_SHIFT, da732x_hpf_mode); static SOC_ENUM_SINGLE_DECL(da732x_dac1_hp_filter_enum, DA732X_REG_DAC1_HPF, DA732X_HPF_MUSIC_SHIFT, da732x_hpf_music); static SOC_ENUM_SINGLE_DECL(da732x_dac2_hp_filter_enum, DA732X_REG_DAC2_HPF, DA732X_HPF_MUSIC_SHIFT, da732x_hpf_music); static SOC_ENUM_SINGLE_DECL(da732x_dac3_hp_filter_enum, DA732X_REG_DAC3_HPF, DA732X_HPF_MUSIC_SHIFT, da732x_hpf_music); static SOC_ENUM_SINGLE_DECL(da732x_adc1_hp_filter_enum, DA732X_REG_ADC1_HPF, DA732X_HPF_MUSIC_SHIFT, da732x_hpf_music); static SOC_ENUM_SINGLE_DECL(da732x_adc2_hp_filter_enum, DA732X_REG_ADC2_HPF, DA732X_HPF_MUSIC_SHIFT, da732x_hpf_music); static SOC_ENUM_SINGLE_DECL(da732x_dac1_voice_filter_enum, DA732X_REG_DAC1_HPF, DA732X_HPF_VOICE_SHIFT, da732x_hpf_voice); static SOC_ENUM_SINGLE_DECL(da732x_dac2_voice_filter_enum, DA732X_REG_DAC2_HPF, DA732X_HPF_VOICE_SHIFT, da732x_hpf_voice); static SOC_ENUM_SINGLE_DECL(da732x_dac3_voice_filter_enum, DA732X_REG_DAC3_HPF, DA732X_HPF_VOICE_SHIFT, da732x_hpf_voice); static SOC_ENUM_SINGLE_DECL(da732x_adc1_voice_filter_enum, DA732X_REG_ADC1_HPF, DA732X_HPF_VOICE_SHIFT, da732x_hpf_voice); static SOC_ENUM_SINGLE_DECL(da732x_adc2_voice_filter_enum, DA732X_REG_ADC2_HPF, DA732X_HPF_VOICE_SHIFT, da732x_hpf_voice); static int da732x_hpf_set(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); struct soc_enum *enum_ctrl = (struct soc_enum *)kcontrol->private_value; unsigned int reg = enum_ctrl->reg; unsigned int sel = ucontrol->value.enumerated.item[0]; unsigned int bits; switch (sel) { case DA732X_HPF_DISABLED: bits = DA732X_HPF_DIS; break; case DA732X_HPF_VOICE: bits = DA732X_HPF_VOICE_EN; break; case DA732X_HPF_MUSIC: bits = DA732X_HPF_MUSIC_EN; break; default: return -EINVAL; } snd_soc_component_update_bits(component, reg, DA732X_HPF_MASK, bits); return 0; } static int da732x_hpf_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); struct soc_enum *enum_ctrl = (struct soc_enum *)kcontrol->private_value; unsigned int reg = enum_ctrl->reg; int val; val = snd_soc_component_read(component, reg) & DA732X_HPF_MASK; switch (val) { case DA732X_HPF_VOICE_EN: ucontrol->value.enumerated.item[0] = DA732X_HPF_VOICE; break; case DA732X_HPF_MUSIC_EN: ucontrol->value.enumerated.item[0] = DA732X_HPF_MUSIC; break; default: ucontrol->value.enumerated.item[0] = DA732X_HPF_DISABLED; break; } return 0; } static const struct snd_kcontrol_new da732x_snd_controls[] = { /* Input PGAs */ SOC_SINGLE_RANGE_TLV("MIC1 Boost Volume", DA732X_REG_MIC1_PRE, DA732X_MICBOOST_SHIFT, DA732X_MICBOOST_MIN, DA732X_MICBOOST_MAX, 0, mic_boost_tlv), SOC_SINGLE_RANGE_TLV("MIC2 Boost Volume", DA732X_REG_MIC2_PRE, DA732X_MICBOOST_SHIFT, DA732X_MICBOOST_MIN, DA732X_MICBOOST_MAX, 0, mic_boost_tlv), SOC_SINGLE_RANGE_TLV("MIC3 Boost Volume", DA732X_REG_MIC3_PRE, DA732X_MICBOOST_SHIFT, DA732X_MICBOOST_MIN, DA732X_MICBOOST_MAX, 0, mic_boost_tlv), /* MICs */ SOC_SINGLE("MIC1 Switch", DA732X_REG_MIC1, DA732X_MIC_MUTE_SHIFT, DA732X_SWITCH_MAX, DA732X_INVERT), SOC_SINGLE_RANGE_TLV("MIC1 Volume", DA732X_REG_MIC1, DA732X_MIC_VOL_SHIFT, DA732X_MIC_VOL_VAL_MIN, DA732X_MIC_VOL_VAL_MAX, 0, mic_pga_tlv), SOC_SINGLE("MIC2 Switch", DA732X_REG_MIC2, DA732X_MIC_MUTE_SHIFT, DA732X_SWITCH_MAX, DA732X_INVERT), SOC_SINGLE_RANGE_TLV("MIC2 Volume", DA732X_REG_MIC2, DA732X_MIC_VOL_SHIFT, DA732X_MIC_VOL_VAL_MIN, DA732X_MIC_VOL_VAL_MAX, 0, mic_pga_tlv), SOC_SINGLE("MIC3 Switch", DA732X_REG_MIC3, DA732X_MIC_MUTE_SHIFT, DA732X_SWITCH_MAX, DA732X_INVERT), SOC_SINGLE_RANGE_TLV("MIC3 Volume", DA732X_REG_MIC3, DA732X_MIC_VOL_SHIFT, DA732X_MIC_VOL_VAL_MIN, DA732X_MIC_VOL_VAL_MAX, 0, mic_pga_tlv), /* AUXs */ SOC_SINGLE("AUX1L Switch", DA732X_REG_AUX1L, DA732X_AUX_MUTE_SHIFT, DA732X_SWITCH_MAX, DA732X_INVERT), SOC_SINGLE_TLV("AUX1L Volume", DA732X_REG_AUX1L, DA732X_AUX_VOL_SHIFT, DA732X_AUX_VOL_VAL_MAX, DA732X_NO_INVERT, aux_pga_tlv), SOC_SINGLE("AUX1R Switch", DA732X_REG_AUX1R, DA732X_AUX_MUTE_SHIFT, DA732X_SWITCH_MAX, DA732X_INVERT), SOC_SINGLE_TLV("AUX1R Volume", DA732X_REG_AUX1R, DA732X_AUX_VOL_SHIFT, DA732X_AUX_VOL_VAL_MAX, DA732X_NO_INVERT, aux_pga_tlv), /* ADCs */ SOC_DOUBLE_TLV("ADC1 Volume", DA732X_REG_ADC1_SEL, DA732X_ADCL_VOL_SHIFT, DA732X_ADCR_VOL_SHIFT, DA732X_ADC_VOL_VAL_MAX, DA732X_INVERT, adc_pga_tlv), SOC_DOUBLE_TLV("ADC2 Volume", DA732X_REG_ADC2_SEL, DA732X_ADCL_VOL_SHIFT, DA732X_ADCR_VOL_SHIFT, DA732X_ADC_VOL_VAL_MAX, DA732X_INVERT, adc_pga_tlv), /* DACs */ SOC_DOUBLE("Digital Playback DAC12 Switch", DA732X_REG_DAC1_SEL, DA732X_DACL_MUTE_SHIFT, DA732X_DACR_MUTE_SHIFT, DA732X_SWITCH_MAX, DA732X_INVERT), SOC_DOUBLE_R_TLV("Digital Playback DAC12 Volume", DA732X_REG_DAC1_L_VOL, DA732X_REG_DAC1_R_VOL, DA732X_DAC_VOL_SHIFT, DA732X_DAC_VOL_VAL_MAX, DA732X_INVERT, dac_pga_tlv), SOC_SINGLE("Digital Playback DAC3 Switch", DA732X_REG_DAC2_SEL, DA732X_DACL_MUTE_SHIFT, DA732X_SWITCH_MAX, DA732X_INVERT), SOC_SINGLE_TLV("Digital Playback DAC3 Volume", DA732X_REG_DAC2_L_VOL, DA732X_DAC_VOL_SHIFT, DA732X_DAC_VOL_VAL_MAX, DA732X_INVERT, dac_pga_tlv), SOC_SINGLE("Digital Playback DAC4 Switch", DA732X_REG_DAC2_SEL, DA732X_DACR_MUTE_SHIFT, DA732X_SWITCH_MAX, DA732X_INVERT), SOC_SINGLE_TLV("Digital Playback DAC4 Volume", DA732X_REG_DAC2_R_VOL, DA732X_DAC_VOL_SHIFT, DA732X_DAC_VOL_VAL_MAX, DA732X_INVERT, dac_pga_tlv), SOC_SINGLE("Digital Playback DAC5 Switch", DA732X_REG_DAC3_SEL, DA732X_DACL_MUTE_SHIFT, DA732X_SWITCH_MAX, DA732X_INVERT), SOC_SINGLE_TLV("Digital Playback DAC5 Volume", DA732X_REG_DAC3_VOL, DA732X_DAC_VOL_SHIFT, DA732X_DAC_VOL_VAL_MAX, DA732X_INVERT, dac_pga_tlv), /* High Pass Filters */ SOC_ENUM_EXT("DAC1 High Pass Filter Mode", da732x_dac1_hpf_mode_enum, da732x_hpf_get, da732x_hpf_set), SOC_ENUM("DAC1 High Pass Filter", da732x_dac1_hp_filter_enum), SOC_ENUM("DAC1 Voice Filter", da732x_dac1_voice_filter_enum), SOC_ENUM_EXT("DAC2 High Pass Filter Mode", da732x_dac2_hpf_mode_enum, da732x_hpf_get, da732x_hpf_set), SOC_ENUM("DAC2 High Pass Filter", da732x_dac2_hp_filter_enum), SOC_ENUM("DAC2 Voice Filter", da732x_dac2_voice_filter_enum), SOC_ENUM_EXT("DAC3 High Pass Filter Mode", da732x_dac3_hpf_mode_enum, da732x_hpf_get, da732x_hpf_set), SOC_ENUM("DAC3 High Pass Filter", da732x_dac3_hp_filter_enum), SOC_ENUM("DAC3 Filter Mode", da732x_dac3_voice_filter_enum), SOC_ENUM_EXT("ADC1 High Pass Filter Mode", da732x_adc1_hpf_mode_enum, da732x_hpf_get, da732x_hpf_set), SOC_ENUM("ADC1 High Pass Filter", da732x_adc1_hp_filter_enum), SOC_ENUM("ADC1 Voice Filter", da732x_adc1_voice_filter_enum), SOC_ENUM_EXT("ADC2 High Pass Filter Mode", da732x_adc2_hpf_mode_enum, da732x_hpf_get, da732x_hpf_set), SOC_ENUM("ADC2 High Pass Filter", da732x_adc2_hp_filter_enum), SOC_ENUM("ADC2 Voice Filter", da732x_adc2_voice_filter_enum), /* Equalizers */ SOC_SINGLE("ADC1 EQ Switch", DA732X_REG_ADC1_EQ5, DA732X_EQ_EN_SHIFT, DA732X_EQ_EN_MAX, DA732X_NO_INVERT), SOC_SINGLE_TLV("ADC1 EQ Band 1 Volume", DA732X_REG_ADC1_EQ12, DA732X_EQ_BAND1_SHIFT, DA732X_EQ_VOL_VAL_MAX, DA732X_INVERT, eq_band_pga_tlv), SOC_SINGLE_TLV("ADC1 EQ Band 2 Volume", DA732X_REG_ADC1_EQ12, DA732X_EQ_BAND2_SHIFT, DA732X_EQ_VOL_VAL_MAX, DA732X_INVERT, eq_band_pga_tlv), SOC_SINGLE_TLV("ADC1 EQ Band 3 Volume", DA732X_REG_ADC1_EQ34, DA732X_EQ_BAND3_SHIFT, DA732X_EQ_VOL_VAL_MAX, DA732X_INVERT, eq_band_pga_tlv), SOC_SINGLE_TLV("ADC1 EQ Band 4 Volume", DA732X_REG_ADC1_EQ34, DA732X_EQ_BAND4_SHIFT, DA732X_EQ_VOL_VAL_MAX, DA732X_INVERT, eq_band_pga_tlv), SOC_SINGLE_TLV("ADC1 EQ Band 5 Volume", DA732X_REG_ADC1_EQ5, DA732X_EQ_BAND5_SHIFT, DA732X_EQ_VOL_VAL_MAX, DA732X_INVERT, eq_band_pga_tlv), SOC_SINGLE_TLV("ADC1 EQ Overall Volume", DA732X_REG_ADC1_EQ5, DA732X_EQ_OVERALL_SHIFT, DA732X_EQ_OVERALL_VOL_VAL_MAX, DA732X_INVERT, eq_overall_tlv), SOC_SINGLE("ADC2 EQ Switch", DA732X_REG_ADC2_EQ5, DA732X_EQ_EN_SHIFT, DA732X_EQ_EN_MAX, DA732X_NO_INVERT), SOC_SINGLE_TLV("ADC2 EQ Band 1 Volume", DA732X_REG_ADC2_EQ12, DA732X_EQ_BAND1_SHIFT, DA732X_EQ_VOL_VAL_MAX, DA732X_INVERT, eq_band_pga_tlv), SOC_SINGLE_TLV("ADC2 EQ Band 2 Volume", DA732X_REG_ADC2_EQ12, DA732X_EQ_BAND2_SHIFT, DA732X_EQ_VOL_VAL_MAX, DA732X_INVERT, eq_band_pga_tlv), SOC_SINGLE_TLV("ADC2 EQ Band 3 Volume", DA732X_REG_ADC2_EQ34, DA732X_EQ_BAND3_SHIFT, DA732X_EQ_VOL_VAL_MAX, DA732X_INVERT, eq_band_pga_tlv), SOC_SINGLE_TLV("ACD2 EQ Band 4 Volume", DA732X_REG_ADC2_EQ34, DA732X_EQ_BAND4_SHIFT, DA732X_EQ_VOL_VAL_MAX, DA732X_INVERT, eq_band_pga_tlv), SOC_SINGLE_TLV("ACD2 EQ Band 5 Volume", DA732X_REG_ADC2_EQ5, DA732X_EQ_BAND5_SHIFT, DA732X_EQ_VOL_VAL_MAX, DA732X_INVERT, eq_band_pga_tlv), SOC_SINGLE_TLV("ADC2 EQ Overall Volume", DA732X_REG_ADC1_EQ5, DA732X_EQ_OVERALL_SHIFT, DA732X_EQ_OVERALL_VOL_VAL_MAX, DA732X_INVERT, eq_overall_tlv), SOC_SINGLE("DAC1 EQ Switch", DA732X_REG_DAC1_EQ5, DA732X_EQ_EN_SHIFT, DA732X_EQ_EN_MAX, DA732X_NO_INVERT), SOC_SINGLE_TLV("DAC1 EQ Band 1 Volume", DA732X_REG_DAC1_EQ12, DA732X_EQ_BAND1_SHIFT, DA732X_EQ_VOL_VAL_MAX, DA732X_INVERT, eq_band_pga_tlv), SOC_SINGLE_TLV("DAC1 EQ Band 2 Volume", DA732X_REG_DAC1_EQ12, DA732X_EQ_BAND2_SHIFT, DA732X_EQ_VOL_VAL_MAX, DA732X_INVERT, eq_band_pga_tlv), SOC_SINGLE_TLV("DAC1 EQ Band 3 Volume", DA732X_REG_DAC1_EQ34, DA732X_EQ_BAND3_SHIFT, DA732X_EQ_VOL_VAL_MAX, DA732X_INVERT, eq_band_pga_tlv), SOC_SINGLE_TLV("DAC1 EQ Band 4 Volume", DA732X_REG_DAC1_EQ34, DA732X_EQ_BAND4_SHIFT, DA732X_EQ_VOL_VAL_MAX, DA732X_INVERT, eq_band_pga_tlv), SOC_SINGLE_TLV("DAC1 EQ Band 5 Volume", DA732X_REG_DAC1_EQ5, DA732X_EQ_BAND5_SHIFT, DA732X_EQ_VOL_VAL_MAX, DA732X_INVERT, eq_band_pga_tlv), SOC_SINGLE("DAC2 EQ Switch", DA732X_REG_DAC2_EQ5, DA732X_EQ_EN_SHIFT, DA732X_EQ_EN_MAX, DA732X_NO_INVERT), SOC_SINGLE_TLV("DAC2 EQ Band 1 Volume", DA732X_REG_DAC2_EQ12, DA732X_EQ_BAND1_SHIFT, DA732X_EQ_VOL_VAL_MAX, DA732X_INVERT, eq_band_pga_tlv), SOC_SINGLE_TLV("DAC2 EQ Band 2 Volume", DA732X_REG_DAC2_EQ12, DA732X_EQ_BAND2_SHIFT, DA732X_EQ_VOL_VAL_MAX, DA732X_INVERT, eq_band_pga_tlv), SOC_SINGLE_TLV("DAC2 EQ Band 3 Volume", DA732X_REG_DAC2_EQ34, DA732X_EQ_BAND3_SHIFT, DA732X_EQ_VOL_VAL_MAX, DA732X_INVERT, eq_band_pga_tlv), SOC_SINGLE_TLV("DAC2 EQ Band 4 Volume", DA732X_REG_DAC2_EQ34, DA732X_EQ_BAND4_SHIFT, DA732X_EQ_VOL_VAL_MAX, DA732X_INVERT, eq_band_pga_tlv), SOC_SINGLE_TLV("DAC2 EQ Band 5 Volume", DA732X_REG_DAC2_EQ5, DA732X_EQ_BAND5_SHIFT, DA732X_EQ_VOL_VAL_MAX, DA732X_INVERT, eq_band_pga_tlv), SOC_SINGLE("DAC3 EQ Switch", DA732X_REG_DAC3_EQ5, DA732X_EQ_EN_SHIFT, DA732X_EQ_EN_MAX, DA732X_NO_INVERT), SOC_SINGLE_TLV("DAC3 EQ Band 1 Volume", DA732X_REG_DAC3_EQ12, DA732X_EQ_BAND1_SHIFT, DA732X_EQ_VOL_VAL_MAX, DA732X_INVERT, eq_band_pga_tlv), SOC_SINGLE_TLV("DAC3 EQ Band 2 Volume", DA732X_REG_DAC3_EQ12, DA732X_EQ_BAND2_SHIFT, DA732X_EQ_VOL_VAL_MAX, DA732X_INVERT, eq_band_pga_tlv), SOC_SINGLE_TLV("DAC3 EQ Band 3 Volume", DA732X_REG_DAC3_EQ34, DA732X_EQ_BAND3_SHIFT, DA732X_EQ_VOL_VAL_MAX, DA732X_INVERT, eq_band_pga_tlv), SOC_SINGLE_TLV("DAC3 EQ Band 4 Volume", DA732X_REG_DAC3_EQ34, DA732X_EQ_BAND4_SHIFT, DA732X_EQ_VOL_VAL_MAX, DA732X_INVERT, eq_band_pga_tlv), SOC_SINGLE_TLV("DAC3 EQ Band 5 Volume", DA732X_REG_DAC3_EQ5, DA732X_EQ_BAND5_SHIFT, DA732X_EQ_VOL_VAL_MAX, DA732X_INVERT, eq_band_pga_tlv), /* Lineout 2 Reciever*/ SOC_SINGLE("Lineout 2 Switch", DA732X_REG_LIN2, DA732X_LOUT_MUTE_SHIFT, DA732X_SWITCH_MAX, DA732X_INVERT), SOC_SINGLE_TLV("Lineout 2 Volume", DA732X_REG_LIN2, DA732X_LOUT_VOL_SHIFT, DA732X_LOUT_VOL_VAL_MAX, DA732X_NO_INVERT, lin2_pga_tlv), /* Lineout 3 SPEAKER*/ SOC_SINGLE("Lineout 3 Switch", DA732X_REG_LIN3, DA732X_LOUT_MUTE_SHIFT, DA732X_SWITCH_MAX, DA732X_INVERT), SOC_SINGLE_TLV("Lineout 3 Volume", DA732X_REG_LIN3, DA732X_LOUT_VOL_SHIFT, DA732X_LOUT_VOL_VAL_MAX, DA732X_NO_INVERT, lin3_pga_tlv), /* Lineout 4 */ SOC_SINGLE("Lineout 4 Switch", DA732X_REG_LIN4, DA732X_LOUT_MUTE_SHIFT, DA732X_SWITCH_MAX, DA732X_INVERT), SOC_SINGLE_TLV("Lineout 4 Volume", DA732X_REG_LIN4, DA732X_LOUT_VOL_SHIFT, DA732X_LOUT_VOL_VAL_MAX, DA732X_NO_INVERT, lin4_pga_tlv), /* Headphones */ SOC_DOUBLE_R("Headphone Switch", DA732X_REG_HPR, DA732X_REG_HPL, DA732X_HP_MUTE_SHIFT, DA732X_SWITCH_MAX, DA732X_INVERT), SOC_DOUBLE_R_TLV("Headphone Volume", DA732X_REG_HPL_VOL, DA732X_REG_HPR_VOL, DA732X_HP_VOL_SHIFT, DA732X_HP_VOL_VAL_MAX, DA732X_NO_INVERT, hp_pga_tlv), }; static int da732x_adc_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: switch (w->reg) { case DA732X_REG_ADC1_PD: snd_soc_component_update_bits(component, DA732X_REG_CLK_EN3, DA732X_ADCA_BB_CLK_EN, DA732X_ADCA_BB_CLK_EN); break; case DA732X_REG_ADC2_PD: snd_soc_component_update_bits(component, DA732X_REG_CLK_EN3, DA732X_ADCC_BB_CLK_EN, DA732X_ADCC_BB_CLK_EN); break; default: return -EINVAL; } snd_soc_component_update_bits(component, w->reg, DA732X_ADC_RST_MASK, DA732X_ADC_SET_ACT); snd_soc_component_update_bits(component, w->reg, DA732X_ADC_PD_MASK, DA732X_ADC_ON); break; case SND_SOC_DAPM_POST_PMD: snd_soc_component_update_bits(component, w->reg, DA732X_ADC_PD_MASK, DA732X_ADC_OFF); snd_soc_component_update_bits(component, w->reg, DA732X_ADC_RST_MASK, DA732X_ADC_SET_RST); switch (w->reg) { case DA732X_REG_ADC1_PD: snd_soc_component_update_bits(component, DA732X_REG_CLK_EN3, DA732X_ADCA_BB_CLK_EN, 0); break; case DA732X_REG_ADC2_PD: snd_soc_component_update_bits(component, DA732X_REG_CLK_EN3, DA732X_ADCC_BB_CLK_EN, 0); break; default: return -EINVAL; } break; default: return -EINVAL; } return 0; } static int da732x_out_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); switch (event) { case SND_SOC_DAPM_POST_PMU: snd_soc_component_update_bits(component, w->reg, (1 << w->shift) | DA732X_OUT_HIZ_EN, (1 << w->shift) | DA732X_OUT_HIZ_EN); break; case SND_SOC_DAPM_POST_PMD: snd_soc_component_update_bits(component, w->reg, (1 << w->shift) | DA732X_OUT_HIZ_EN, (1 << w->shift) | DA732X_OUT_HIZ_DIS); break; default: return -EINVAL; } return 0; } static const char *adcl_text[] = { "AUX1L", "MIC1" }; static const char *adcr_text[] = { "AUX1R", "MIC2", "MIC3" }; static const char *enable_text[] = { "Disabled", "Enabled" }; /* ADC1LMUX */ static SOC_ENUM_SINGLE_DECL(adc1l_enum, DA732X_REG_INP_MUX, DA732X_ADC1L_MUX_SEL_SHIFT, adcl_text); static const struct snd_kcontrol_new adc1l_mux = SOC_DAPM_ENUM("ADC Route", adc1l_enum); /* ADC1RMUX */ static SOC_ENUM_SINGLE_DECL(adc1r_enum, DA732X_REG_INP_MUX, DA732X_ADC1R_MUX_SEL_SHIFT, adcr_text); static const struct snd_kcontrol_new adc1r_mux = SOC_DAPM_ENUM("ADC Route", adc1r_enum); /* ADC2LMUX */ static SOC_ENUM_SINGLE_DECL(adc2l_enum, DA732X_REG_INP_MUX, DA732X_ADC2L_MUX_SEL_SHIFT, adcl_text); static const struct snd_kcontrol_new adc2l_mux = SOC_DAPM_ENUM("ADC Route", adc2l_enum); /* ADC2RMUX */ static SOC_ENUM_SINGLE_DECL(adc2r_enum, DA732X_REG_INP_MUX, DA732X_ADC2R_MUX_SEL_SHIFT, adcr_text); static const struct snd_kcontrol_new adc2r_mux = SOC_DAPM_ENUM("ADC Route", adc2r_enum); static SOC_ENUM_SINGLE_DECL(da732x_hp_left_output, DA732X_REG_HPL, DA732X_HP_OUT_DAC_EN_SHIFT, enable_text); static const struct snd_kcontrol_new hpl_mux = SOC_DAPM_ENUM("HPL Switch", da732x_hp_left_output); static SOC_ENUM_SINGLE_DECL(da732x_hp_right_output, DA732X_REG_HPR, DA732X_HP_OUT_DAC_EN_SHIFT, enable_text); static const struct snd_kcontrol_new hpr_mux = SOC_DAPM_ENUM("HPR Switch", da732x_hp_right_output); static SOC_ENUM_SINGLE_DECL(da732x_speaker_output, DA732X_REG_LIN3, DA732X_LOUT_DAC_EN_SHIFT, enable_text); static const struct snd_kcontrol_new spk_mux = SOC_DAPM_ENUM("SPK Switch", da732x_speaker_output); static SOC_ENUM_SINGLE_DECL(da732x_lout4_output, DA732X_REG_LIN4, DA732X_LOUT_DAC_EN_SHIFT, enable_text); static const struct snd_kcontrol_new lout4_mux = SOC_DAPM_ENUM("LOUT4 Switch", da732x_lout4_output); static SOC_ENUM_SINGLE_DECL(da732x_lout2_output, DA732X_REG_LIN2, DA732X_LOUT_DAC_EN_SHIFT, enable_text); static const struct snd_kcontrol_new lout2_mux = SOC_DAPM_ENUM("LOUT2 Switch", da732x_lout2_output); static const struct snd_soc_dapm_widget da732x_dapm_widgets[] = { /* Supplies */ SND_SOC_DAPM_SUPPLY("ADC1 Supply", DA732X_REG_ADC1_PD, 0, DA732X_NO_INVERT, da732x_adc_event, SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), SND_SOC_DAPM_SUPPLY("ADC2 Supply", DA732X_REG_ADC2_PD, 0, DA732X_NO_INVERT, da732x_adc_event, SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), SND_SOC_DAPM_SUPPLY("DAC1 CLK", DA732X_REG_CLK_EN4, DA732X_DACA_BB_CLK_SHIFT, DA732X_NO_INVERT, NULL, 0), SND_SOC_DAPM_SUPPLY("DAC2 CLK", DA732X_REG_CLK_EN4, DA732X_DACC_BB_CLK_SHIFT, DA732X_NO_INVERT, NULL, 0), SND_SOC_DAPM_SUPPLY("DAC3 CLK", DA732X_REG_CLK_EN5, DA732X_DACE_BB_CLK_SHIFT, DA732X_NO_INVERT, NULL, 0), /* Micbias */ SND_SOC_DAPM_SUPPLY("MICBIAS1", DA732X_REG_MICBIAS1, DA732X_MICBIAS_EN_SHIFT, DA732X_NO_INVERT, NULL, 0), SND_SOC_DAPM_SUPPLY("MICBIAS2", DA732X_REG_MICBIAS2, DA732X_MICBIAS_EN_SHIFT, DA732X_NO_INVERT, NULL, 0), /* Inputs */ SND_SOC_DAPM_INPUT("MIC1"), SND_SOC_DAPM_INPUT("MIC2"), SND_SOC_DAPM_INPUT("MIC3"), SND_SOC_DAPM_INPUT("AUX1L"), SND_SOC_DAPM_INPUT("AUX1R"), /* Outputs */ SND_SOC_DAPM_OUTPUT("HPL"), SND_SOC_DAPM_OUTPUT("HPR"), SND_SOC_DAPM_OUTPUT("LOUTL"), SND_SOC_DAPM_OUTPUT("LOUTR"), SND_SOC_DAPM_OUTPUT("ClassD"), /* ADCs */ SND_SOC_DAPM_ADC("ADC1L", NULL, DA732X_REG_ADC1_SEL, DA732X_ADCL_EN_SHIFT, DA732X_NO_INVERT), SND_SOC_DAPM_ADC("ADC1R", NULL, DA732X_REG_ADC1_SEL, DA732X_ADCR_EN_SHIFT, DA732X_NO_INVERT), SND_SOC_DAPM_ADC("ADC2L", NULL, DA732X_REG_ADC2_SEL, DA732X_ADCL_EN_SHIFT, DA732X_NO_INVERT), SND_SOC_DAPM_ADC("ADC2R", NULL, DA732X_REG_ADC2_SEL, DA732X_ADCR_EN_SHIFT, DA732X_NO_INVERT), /* DACs */ SND_SOC_DAPM_DAC("DAC1L", NULL, DA732X_REG_DAC1_SEL, DA732X_DACL_EN_SHIFT, DA732X_NO_INVERT), SND_SOC_DAPM_DAC("DAC1R", NULL, DA732X_REG_DAC1_SEL, DA732X_DACR_EN_SHIFT, DA732X_NO_INVERT), SND_SOC_DAPM_DAC("DAC2L", NULL, DA732X_REG_DAC2_SEL, DA732X_DACL_EN_SHIFT, DA732X_NO_INVERT), SND_SOC_DAPM_DAC("DAC2R", NULL, DA732X_REG_DAC2_SEL, DA732X_DACR_EN_SHIFT, DA732X_NO_INVERT), SND_SOC_DAPM_DAC("DAC3", NULL, DA732X_REG_DAC3_SEL, DA732X_DACL_EN_SHIFT, DA732X_NO_INVERT), /* Input Pgas */ SND_SOC_DAPM_PGA("MIC1 PGA", DA732X_REG_MIC1, DA732X_MIC_EN_SHIFT, 0, NULL, 0), SND_SOC_DAPM_PGA("MIC2 PGA", DA732X_REG_MIC2, DA732X_MIC_EN_SHIFT, 0, NULL, 0), SND_SOC_DAPM_PGA("MIC3 PGA", DA732X_REG_MIC3, DA732X_MIC_EN_SHIFT, 0, NULL, 0), SND_SOC_DAPM_PGA("AUX1L PGA", DA732X_REG_AUX1L, DA732X_AUX_EN_SHIFT, 0, NULL, 0), SND_SOC_DAPM_PGA("AUX1R PGA", DA732X_REG_AUX1R, DA732X_AUX_EN_SHIFT, 0, NULL, 0), SND_SOC_DAPM_PGA_E("HP Left", DA732X_REG_HPL, DA732X_HP_OUT_EN_SHIFT, 0, NULL, 0, da732x_out_pga_event, SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD), SND_SOC_DAPM_PGA_E("HP Right", DA732X_REG_HPR, DA732X_HP_OUT_EN_SHIFT, 0, NULL, 0, da732x_out_pga_event, SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD), SND_SOC_DAPM_PGA_E("LIN2", DA732X_REG_LIN2, DA732X_LIN_OUT_EN_SHIFT, 0, NULL, 0, da732x_out_pga_event, SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD), SND_SOC_DAPM_PGA_E("LIN3", DA732X_REG_LIN3, DA732X_LIN_OUT_EN_SHIFT, 0, NULL, 0, da732x_out_pga_event, SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD), SND_SOC_DAPM_PGA_E("LIN4", DA732X_REG_LIN4, DA732X_LIN_OUT_EN_SHIFT, 0, NULL, 0, da732x_out_pga_event, SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD), /* MUXs */ SND_SOC_DAPM_MUX("ADC1 Left MUX", SND_SOC_NOPM, 0, 0, &adc1l_mux), SND_SOC_DAPM_MUX("ADC1 Right MUX", SND_SOC_NOPM, 0, 0, &adc1r_mux), SND_SOC_DAPM_MUX("ADC2 Left MUX", SND_SOC_NOPM, 0, 0, &adc2l_mux), SND_SOC_DAPM_MUX("ADC2 Right MUX", SND_SOC_NOPM, 0, 0, &adc2r_mux), SND_SOC_DAPM_MUX("HP Left MUX", SND_SOC_NOPM, 0, 0, &hpl_mux), SND_SOC_DAPM_MUX("HP Right MUX", SND_SOC_NOPM, 0, 0, &hpr_mux), SND_SOC_DAPM_MUX("Speaker MUX", SND_SOC_NOPM, 0, 0, &spk_mux), SND_SOC_DAPM_MUX("LOUT2 MUX", SND_SOC_NOPM, 0, 0, &lout2_mux), SND_SOC_DAPM_MUX("LOUT4 MUX", SND_SOC_NOPM, 0, 0, &lout4_mux), /* AIF interfaces */ SND_SOC_DAPM_AIF_OUT("AIFA Output", "AIFA Capture", 0, DA732X_REG_AIFA3, DA732X_AIF_EN_SHIFT, 0), SND_SOC_DAPM_AIF_IN("AIFA Input", "AIFA Playback", 0, DA732X_REG_AIFA3, DA732X_AIF_EN_SHIFT, 0), SND_SOC_DAPM_AIF_OUT("AIFB Output", "AIFB Capture", 0, DA732X_REG_AIFB3, DA732X_AIF_EN_SHIFT, 0), SND_SOC_DAPM_AIF_IN("AIFB Input", "AIFB Playback", 0, DA732X_REG_AIFB3, DA732X_AIF_EN_SHIFT, 0), }; static const struct snd_soc_dapm_route da732x_dapm_routes[] = { /* Inputs */ {"AUX1L PGA", NULL, "AUX1L"}, {"AUX1R PGA", NULL, "AUX1R"}, {"MIC1 PGA", NULL, "MIC1"}, {"MIC2 PGA", NULL, "MIC2"}, {"MIC3 PGA", NULL, "MIC3"}, /* Capture Path */ {"ADC1 Left MUX", "MIC1", "MIC1 PGA"}, {"ADC1 Left MUX", "AUX1L", "AUX1L PGA"}, {"ADC1 Right MUX", "AUX1R", "AUX1R PGA"}, {"ADC1 Right MUX", "MIC2", "MIC2 PGA"}, {"ADC1 Right MUX", "MIC3", "MIC3 PGA"}, {"ADC2 Left MUX", "AUX1L", "AUX1L PGA"}, {"ADC2 Left MUX", "MIC1", "MIC1 PGA"}, {"ADC2 Right MUX", "AUX1R", "AUX1R PGA"}, {"ADC2 Right MUX", "MIC2", "MIC2 PGA"}, {"ADC2 Right MUX", "MIC3", "MIC3 PGA"}, {"ADC1L", NULL, "ADC1 Supply"}, {"ADC1R", NULL, "ADC1 Supply"}, {"ADC2L", NULL, "ADC2 Supply"}, {"ADC2R", NULL, "ADC2 Supply"}, {"ADC1L", NULL, "ADC1 Left MUX"}, {"ADC1R", NULL, "ADC1 Right MUX"}, {"ADC2L", NULL, "ADC2 Left MUX"}, {"ADC2R", NULL, "ADC2 Right MUX"}, {"AIFA Output", NULL, "ADC1L"}, {"AIFA Output", NULL, "ADC1R"}, {"AIFB Output", NULL, "ADC2L"}, {"AIFB Output", NULL, "ADC2R"}, {"HP Left MUX", "Enabled", "AIFA Input"}, {"HP Right MUX", "Enabled", "AIFA Input"}, {"Speaker MUX", "Enabled", "AIFB Input"}, {"LOUT2 MUX", "Enabled", "AIFB Input"}, {"LOUT4 MUX", "Enabled", "AIFB Input"}, {"DAC1L", NULL, "DAC1 CLK"}, {"DAC1R", NULL, "DAC1 CLK"}, {"DAC2L", NULL, "DAC2 CLK"}, {"DAC2R", NULL, "DAC2 CLK"}, {"DAC3", NULL, "DAC3 CLK"}, {"DAC1L", NULL, "HP Left MUX"}, {"DAC1R", NULL, "HP Right MUX"}, {"DAC2L", NULL, "Speaker MUX"}, {"DAC2R", NULL, "LOUT4 MUX"}, {"DAC3", NULL, "LOUT2 MUX"}, /* Output Pgas */ {"HP Left", NULL, "DAC1L"}, {"HP Right", NULL, "DAC1R"}, {"LIN3", NULL, "DAC2L"}, {"LIN4", NULL, "DAC2R"}, {"LIN2", NULL, "DAC3"}, /* Outputs */ {"ClassD", NULL, "LIN3"}, {"LOUTL", NULL, "LIN2"}, {"LOUTR", NULL, "LIN4"}, {"HPL", NULL, "HP Left"}, {"HPR", NULL, "HP Right"}, }; static int da732x_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; u32 aif = 0; u32 reg_aif; u32 fs; reg_aif = dai->driver->base; switch (params_width(params)) { case 16: aif |= DA732X_AIF_WORD_16; break; case 20: aif |= DA732X_AIF_WORD_20; break; case 24: aif |= DA732X_AIF_WORD_24; break; case 32: aif |= DA732X_AIF_WORD_32; break; default: return -EINVAL; } switch (params_rate(params)) { case 8000: fs = DA732X_SR_8KHZ; break; case 11025: fs = DA732X_SR_11_025KHZ; break; case 12000: fs = DA732X_SR_12KHZ; break; case 16000: fs = DA732X_SR_16KHZ; break; case 22050: fs = DA732X_SR_22_05KHZ; break; case 24000: fs = DA732X_SR_24KHZ; break; case 32000: fs = DA732X_SR_32KHZ; break; case 44100: fs = DA732X_SR_44_1KHZ; break; case 48000: fs = DA732X_SR_48KHZ; break; case 88100: fs = DA732X_SR_88_1KHZ; break; case 96000: fs = DA732X_SR_96KHZ; break; default: return -EINVAL; } snd_soc_component_update_bits(component, reg_aif, DA732X_AIF_WORD_MASK, aif); snd_soc_component_update_bits(component, DA732X_REG_CLK_CTRL, DA732X_SR1_MASK, fs); return 0; } static int da732x_set_dai_fmt(struct snd_soc_dai *dai, u32 fmt) { struct snd_soc_component *component = dai->component; u32 aif_mclk, pc_count; u32 reg_aif1, aif1; u32 reg_aif3, aif3; switch (dai->id) { case DA732X_DAI_ID1: reg_aif1 = DA732X_REG_AIFA1; reg_aif3 = DA732X_REG_AIFA3; pc_count = DA732X_PC_PULSE_AIFA | DA732X_PC_RESYNC_NOT_AUT | DA732X_PC_SAME; break; case DA732X_DAI_ID2: reg_aif1 = DA732X_REG_AIFB1; reg_aif3 = DA732X_REG_AIFB3; pc_count = DA732X_PC_PULSE_AIFB | DA732X_PC_RESYNC_NOT_AUT | DA732X_PC_SAME; break; default: return -EINVAL; } switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { case SND_SOC_DAIFMT_CBS_CFS: aif1 = DA732X_AIF_SLAVE; aif_mclk = DA732X_AIFM_FRAME_64 | DA732X_AIFM_SRC_SEL_AIFA; break; case SND_SOC_DAIFMT_CBM_CFM: aif1 = DA732X_AIF_CLK_FROM_SRC; aif_mclk = DA732X_CLK_GENERATION_AIF_A; break; default: return -EINVAL; } switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { case SND_SOC_DAIFMT_I2S: aif3 = DA732X_AIF_I2S_MODE; break; case SND_SOC_DAIFMT_RIGHT_J: aif3 = DA732X_AIF_RIGHT_J_MODE; break; case SND_SOC_DAIFMT_LEFT_J: aif3 = DA732X_AIF_LEFT_J_MODE; break; case SND_SOC_DAIFMT_DSP_B: aif3 = DA732X_AIF_DSP_MODE; break; default: return -EINVAL; } /* Clock inversion */ switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { case SND_SOC_DAIFMT_DSP_B: switch (fmt & SND_SOC_DAIFMT_INV_MASK) { case SND_SOC_DAIFMT_NB_NF: break; case SND_SOC_DAIFMT_IB_NF: aif3 |= DA732X_AIF_BCLK_INV; break; default: return -EINVAL; } break; case SND_SOC_DAIFMT_I2S: case SND_SOC_DAIFMT_RIGHT_J: case SND_SOC_DAIFMT_LEFT_J: switch (fmt & SND_SOC_DAIFMT_INV_MASK) { case SND_SOC_DAIFMT_NB_NF: break; case SND_SOC_DAIFMT_IB_IF: aif3 |= DA732X_AIF_BCLK_INV | DA732X_AIF_WCLK_INV; break; case SND_SOC_DAIFMT_IB_NF: aif3 |= DA732X_AIF_BCLK_INV; break; case SND_SOC_DAIFMT_NB_IF: aif3 |= DA732X_AIF_WCLK_INV; break; default: return -EINVAL; } break; default: return -EINVAL; } snd_soc_component_write(component, DA732X_REG_AIF_MCLK, aif_mclk); snd_soc_component_update_bits(component, reg_aif1, DA732X_AIF1_CLK_MASK, aif1); snd_soc_component_update_bits(component, reg_aif3, DA732X_AIF_BCLK_INV | DA732X_AIF_WCLK_INV | DA732X_AIF_MODE_MASK, aif3); snd_soc_component_write(component, DA732X_REG_PC_CTRL, pc_count); return 0; } static int da732x_set_dai_pll(struct snd_soc_component *component, int pll_id, int source, unsigned int freq_in, unsigned int freq_out) { struct da732x_priv *da732x = snd_soc_component_get_drvdata(component); int fref, indiv; u8 div_lo, div_mid, div_hi; u64 frac_div; /* Disable PLL */ if (freq_out == 0) { snd_soc_component_update_bits(component, DA732X_REG_PLL_CTRL, DA732X_PLL_EN, 0); da732x->pll_en = false; return 0; } if (da732x->pll_en) return -EBUSY; if (source == DA732X_SRCCLK_MCLK) { /* Validate Sysclk rate */ switch (da732x->sysclk) { case 11290000: case 12288000: case 22580000: case 24576000: case 45160000: case 49152000: snd_soc_component_write(component, DA732X_REG_PLL_CTRL, DA732X_PLL_BYPASS); return 0; default: dev_err(component->dev, "Cannot use PLL Bypass, invalid SYSCLK rate\n"); return -EINVAL; } } indiv = da732x_get_input_div(component, da732x->sysclk); if (indiv < 0) return indiv; fref = da732x->sysclk / BIT(indiv); div_hi = freq_out / fref; frac_div = (u64)(freq_out % fref) * 8192ULL; do_div(frac_div, fref); div_mid = (frac_div >> DA732X_1BYTE_SHIFT) & DA732X_U8_MASK; div_lo = (frac_div) & DA732X_U8_MASK; snd_soc_component_write(component, DA732X_REG_PLL_DIV_LO, div_lo); snd_soc_component_write(component, DA732X_REG_PLL_DIV_MID, div_mid); snd_soc_component_write(component, DA732X_REG_PLL_DIV_HI, div_hi); snd_soc_component_update_bits(component, DA732X_REG_PLL_CTRL, DA732X_PLL_EN, DA732X_PLL_EN); da732x->pll_en = true; return 0; } static int da732x_set_dai_sysclk(struct snd_soc_dai *dai, int clk_id, unsigned int freq, int dir) { struct snd_soc_component *component = dai->component; struct da732x_priv *da732x = snd_soc_component_get_drvdata(component); da732x->sysclk = freq; return 0; } #define DA732X_RATES SNDRV_PCM_RATE_8000_96000 #define DA732X_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \ SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE) static const struct snd_soc_dai_ops da732x_dai_ops = { .hw_params = da732x_hw_params, .set_fmt = da732x_set_dai_fmt, .set_sysclk = da732x_set_dai_sysclk, }; static struct snd_soc_dai_driver da732x_dai[] = { { .name = "DA732X_AIFA", .id = DA732X_DAI_ID1, .base = DA732X_REG_AIFA1, .playback = { .stream_name = "AIFA Playback", .channels_min = 1, .channels_max = 2, .rates = DA732X_RATES, .formats = DA732X_FORMATS, }, .capture = { .stream_name = "AIFA Capture", .channels_min = 1, .channels_max = 2, .rates = DA732X_RATES, .formats = DA732X_FORMATS, }, .ops = &da732x_dai_ops, }, { .name = "DA732X_AIFB", .id = DA732X_DAI_ID2, .base = DA732X_REG_AIFB1, .playback = { .stream_name = "AIFB Playback", .channels_min = 1, .channels_max = 2, .rates = DA732X_RATES, .formats = DA732X_FORMATS, }, .capture = { .stream_name = "AIFB Capture", .channels_min = 1, .channels_max = 2, .rates = DA732X_RATES, .formats = DA732X_FORMATS, }, .ops = &da732x_dai_ops, }, }; static bool da732x_volatile(struct device *dev, unsigned int reg) { switch (reg) { case DA732X_REG_HPL_DAC_OFF_CNTL: case DA732X_REG_HPR_DAC_OFF_CNTL: return true; default: return false; } } static const struct regmap_config da732x_regmap = { .reg_bits = 8, .val_bits = 8, .max_register = DA732X_MAX_REG, .volatile_reg = da732x_volatile, .reg_defaults = da732x_reg_cache, .num_reg_defaults = ARRAY_SIZE(da732x_reg_cache), .cache_type = REGCACHE_RBTREE, }; static void da732x_dac_offset_adjust(struct snd_soc_component *component) { u8 offset[DA732X_HP_DACS]; u8 sign[DA732X_HP_DACS]; u8 step = DA732X_DAC_OFFSET_STEP; /* Initialize DAC offset calibration circuits and registers */ snd_soc_component_write(component, DA732X_REG_HPL_DAC_OFFSET, DA732X_HP_DAC_OFFSET_TRIM_VAL); snd_soc_component_write(component, DA732X_REG_HPR_DAC_OFFSET, DA732X_HP_DAC_OFFSET_TRIM_VAL); snd_soc_component_write(component, DA732X_REG_HPL_DAC_OFF_CNTL, DA732X_HP_DAC_OFF_CALIBRATION | DA732X_HP_DAC_OFF_SCALE_STEPS); snd_soc_component_write(component, DA732X_REG_HPR_DAC_OFF_CNTL, DA732X_HP_DAC_OFF_CALIBRATION | DA732X_HP_DAC_OFF_SCALE_STEPS); /* Wait for voltage stabilization */ msleep(DA732X_WAIT_FOR_STABILIZATION); /* Check DAC offset sign */ sign[DA732X_HPL_DAC] = (snd_soc_component_read(component, DA732X_REG_HPL_DAC_OFF_CNTL) & DA732X_HP_DAC_OFF_CNTL_COMPO); sign[DA732X_HPR_DAC] = (snd_soc_component_read(component, DA732X_REG_HPR_DAC_OFF_CNTL) & DA732X_HP_DAC_OFF_CNTL_COMPO); /* Binary search DAC offset values (both channels at once) */ offset[DA732X_HPL_DAC] = sign[DA732X_HPL_DAC] << DA732X_HP_DAC_COMPO_SHIFT; offset[DA732X_HPR_DAC] = sign[DA732X_HPR_DAC] << DA732X_HP_DAC_COMPO_SHIFT; do { offset[DA732X_HPL_DAC] |= step; offset[DA732X_HPR_DAC] |= step; snd_soc_component_write(component, DA732X_REG_HPL_DAC_OFFSET, ~offset[DA732X_HPL_DAC] & DA732X_HP_DAC_OFF_MASK); snd_soc_component_write(component, DA732X_REG_HPR_DAC_OFFSET, ~offset[DA732X_HPR_DAC] & DA732X_HP_DAC_OFF_MASK); msleep(DA732X_WAIT_FOR_STABILIZATION); if ((snd_soc_component_read(component, DA732X_REG_HPL_DAC_OFF_CNTL) & DA732X_HP_DAC_OFF_CNTL_COMPO) ^ sign[DA732X_HPL_DAC]) offset[DA732X_HPL_DAC] &= ~step; if ((snd_soc_component_read(component, DA732X_REG_HPR_DAC_OFF_CNTL) & DA732X_HP_DAC_OFF_CNTL_COMPO) ^ sign[DA732X_HPR_DAC]) offset[DA732X_HPR_DAC] &= ~step; step >>= 1; } while (step); /* Write final DAC offsets to registers */ snd_soc_component_write(component, DA732X_REG_HPL_DAC_OFFSET, ~offset[DA732X_HPL_DAC] & DA732X_HP_DAC_OFF_MASK); snd_soc_component_write(component, DA732X_REG_HPR_DAC_OFFSET, ~offset[DA732X_HPR_DAC] & DA732X_HP_DAC_OFF_MASK); /* End DAC calibration mode */ snd_soc_component_write(component, DA732X_REG_HPL_DAC_OFF_CNTL, DA732X_HP_DAC_OFF_SCALE_STEPS); snd_soc_component_write(component, DA732X_REG_HPR_DAC_OFF_CNTL, DA732X_HP_DAC_OFF_SCALE_STEPS); } static void da732x_output_offset_adjust(struct snd_soc_component *component) { u8 offset[DA732X_HP_AMPS]; u8 sign[DA732X_HP_AMPS]; u8 step = DA732X_OUTPUT_OFFSET_STEP; offset[DA732X_HPL_AMP] = DA732X_HP_OUT_TRIM_VAL; offset[DA732X_HPR_AMP] = DA732X_HP_OUT_TRIM_VAL; /* Initialize output offset calibration circuits and registers */ snd_soc_component_write(component, DA732X_REG_HPL_OUT_OFFSET, DA732X_HP_OUT_TRIM_VAL); snd_soc_component_write(component, DA732X_REG_HPR_OUT_OFFSET, DA732X_HP_OUT_TRIM_VAL); snd_soc_component_write(component, DA732X_REG_HPL, DA732X_HP_OUT_COMP | DA732X_HP_OUT_EN); snd_soc_component_write(component, DA732X_REG_HPR, DA732X_HP_OUT_COMP | DA732X_HP_OUT_EN); /* Wait for voltage stabilization */ msleep(DA732X_WAIT_FOR_STABILIZATION); /* Check output offset sign */ sign[DA732X_HPL_AMP] = snd_soc_component_read(component, DA732X_REG_HPL) & DA732X_HP_OUT_COMPO; sign[DA732X_HPR_AMP] = snd_soc_component_read(component, DA732X_REG_HPR) & DA732X_HP_OUT_COMPO; snd_soc_component_write(component, DA732X_REG_HPL, DA732X_HP_OUT_COMP | (sign[DA732X_HPL_AMP] >> DA732X_HP_OUT_COMPO_SHIFT) | DA732X_HP_OUT_EN); snd_soc_component_write(component, DA732X_REG_HPR, DA732X_HP_OUT_COMP | (sign[DA732X_HPR_AMP] >> DA732X_HP_OUT_COMPO_SHIFT) | DA732X_HP_OUT_EN); /* Binary search output offset values (both channels at once) */ do { offset[DA732X_HPL_AMP] |= step; offset[DA732X_HPR_AMP] |= step; snd_soc_component_write(component, DA732X_REG_HPL_OUT_OFFSET, offset[DA732X_HPL_AMP]); snd_soc_component_write(component, DA732X_REG_HPR_OUT_OFFSET, offset[DA732X_HPR_AMP]); msleep(DA732X_WAIT_FOR_STABILIZATION); if ((snd_soc_component_read(component, DA732X_REG_HPL) & DA732X_HP_OUT_COMPO) ^ sign[DA732X_HPL_AMP]) offset[DA732X_HPL_AMP] &= ~step; if ((snd_soc_component_read(component, DA732X_REG_HPR) & DA732X_HP_OUT_COMPO) ^ sign[DA732X_HPR_AMP]) offset[DA732X_HPR_AMP] &= ~step; step >>= 1; } while (step); /* Write final DAC offsets to registers */ snd_soc_component_write(component, DA732X_REG_HPL_OUT_OFFSET, offset[DA732X_HPL_AMP]); snd_soc_component_write(component, DA732X_REG_HPR_OUT_OFFSET, offset[DA732X_HPR_AMP]); } static void da732x_hp_dc_offset_cancellation(struct snd_soc_component *component) { /* Make sure that we have Soft Mute enabled */ snd_soc_component_write(component, DA732X_REG_DAC1_SOFTMUTE, DA732X_SOFTMUTE_EN | DA732X_GAIN_RAMPED | DA732X_16_SAMPLES); snd_soc_component_write(component, DA732X_REG_DAC1_SEL, DA732X_DACL_EN | DA732X_DACR_EN | DA732X_DACL_SDM | DA732X_DACR_SDM | DA732X_DACL_MUTE | DA732X_DACR_MUTE); snd_soc_component_write(component, DA732X_REG_HPL, DA732X_HP_OUT_DAC_EN | DA732X_HP_OUT_MUTE | DA732X_HP_OUT_EN); snd_soc_component_write(component, DA732X_REG_HPR, DA732X_HP_OUT_EN | DA732X_HP_OUT_MUTE | DA732X_HP_OUT_DAC_EN); da732x_dac_offset_adjust(component); da732x_output_offset_adjust(component); snd_soc_component_write(component, DA732X_REG_DAC1_SEL, DA732X_DACS_DIS); snd_soc_component_write(component, DA732X_REG_HPL, DA732X_HP_DIS); snd_soc_component_write(component, DA732X_REG_HPR, DA732X_HP_DIS); } static int da732x_set_bias_level(struct snd_soc_component *component, enum snd_soc_bias_level level) { struct da732x_priv *da732x = snd_soc_component_get_drvdata(component); switch (level) { case SND_SOC_BIAS_ON: snd_soc_component_update_bits(component, DA732X_REG_BIAS_EN, DA732X_BIAS_BOOST_MASK, DA732X_BIAS_BOOST_100PC); break; case SND_SOC_BIAS_PREPARE: break; case SND_SOC_BIAS_STANDBY: if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_OFF) { /* Init Codec */ snd_soc_component_write(component, DA732X_REG_REF1, DA732X_VMID_FASTCHG); snd_soc_component_write(component, DA732X_REG_BIAS_EN, DA732X_BIAS_EN); mdelay(DA732X_STARTUP_DELAY); /* Disable Fast Charge and enable DAC ref voltage */ snd_soc_component_write(component, DA732X_REG_REF1, DA732X_REFBUFX2_EN); /* Enable bypass DSP routing */ snd_soc_component_write(component, DA732X_REG_DATA_ROUTE, DA732X_BYPASS_DSP); /* Enable Digital subsystem */ snd_soc_component_write(component, DA732X_REG_DSP_CTRL, DA732X_DIGITAL_EN); snd_soc_component_write(component, DA732X_REG_SPARE1_OUT, DA732X_HP_DRIVER_EN | DA732X_HP_GATE_LOW | DA732X_HP_LOOP_GAIN_CTRL); snd_soc_component_write(component, DA732X_REG_HP_LIN1_GNDSEL, DA732X_HP_OUT_GNDSEL); da732x_set_charge_pump(component, DA732X_ENABLE_CP); snd_soc_component_write(component, DA732X_REG_CLK_EN1, DA732X_SYS3_CLK_EN | DA732X_PC_CLK_EN); /* Enable Zero Crossing */ snd_soc_component_write(component, DA732X_REG_INP_ZC_EN, DA732X_MIC1_PRE_ZC_EN | DA732X_MIC1_ZC_EN | DA732X_MIC2_PRE_ZC_EN | DA732X_MIC2_ZC_EN | DA732X_AUXL_ZC_EN | DA732X_AUXR_ZC_EN | DA732X_MIC3_PRE_ZC_EN | DA732X_MIC3_ZC_EN); snd_soc_component_write(component, DA732X_REG_OUT_ZC_EN, DA732X_HPL_ZC_EN | DA732X_HPR_ZC_EN | DA732X_LIN2_ZC_EN | DA732X_LIN3_ZC_EN | DA732X_LIN4_ZC_EN); da732x_hp_dc_offset_cancellation(component); regcache_cache_only(da732x->regmap, false); regcache_sync(da732x->regmap); } else { snd_soc_component_update_bits(component, DA732X_REG_BIAS_EN, DA732X_BIAS_BOOST_MASK, DA732X_BIAS_BOOST_50PC); snd_soc_component_update_bits(component, DA732X_REG_PLL_CTRL, DA732X_PLL_EN, 0); da732x->pll_en = false; } break; case SND_SOC_BIAS_OFF: regcache_cache_only(da732x->regmap, true); da732x_set_charge_pump(component, DA732X_DISABLE_CP); snd_soc_component_update_bits(component, DA732X_REG_BIAS_EN, DA732X_BIAS_EN, DA732X_BIAS_DIS); da732x->pll_en = false; break; } return 0; } static const struct snd_soc_component_driver soc_component_dev_da732x = { .set_bias_level = da732x_set_bias_level, .controls = da732x_snd_controls, .num_controls = ARRAY_SIZE(da732x_snd_controls), .dapm_widgets = da732x_dapm_widgets, .num_dapm_widgets = ARRAY_SIZE(da732x_dapm_widgets), .dapm_routes = da732x_dapm_routes, .num_dapm_routes = ARRAY_SIZE(da732x_dapm_routes), .set_pll = da732x_set_dai_pll, .idle_bias_on = 1, .use_pmdown_time = 1, .endianness = 1, .non_legacy_dai_naming = 1, }; static int da732x_i2c_probe(struct i2c_client *i2c, const struct i2c_device_id *id) { struct da732x_priv *da732x; unsigned int reg; int ret; da732x = devm_kzalloc(&i2c->dev, sizeof(struct da732x_priv), GFP_KERNEL); if (!da732x) return -ENOMEM; i2c_set_clientdata(i2c, da732x); da732x->regmap = devm_regmap_init_i2c(i2c, &da732x_regmap); if (IS_ERR(da732x->regmap)) { ret = PTR_ERR(da732x->regmap); dev_err(&i2c->dev, "Failed to initialize regmap\n"); goto err; } ret = regmap_read(da732x->regmap, DA732X_REG_ID, ®); if (ret < 0) { dev_err(&i2c->dev, "Failed to read ID register: %d\n", ret); goto err; } dev_info(&i2c->dev, "Revision: %d.%d\n", (reg & DA732X_ID_MAJOR_MASK) >> 4, (reg & DA732X_ID_MINOR_MASK)); ret = devm_snd_soc_register_component(&i2c->dev, &soc_component_dev_da732x, da732x_dai, ARRAY_SIZE(da732x_dai)); if (ret != 0) dev_err(&i2c->dev, "Failed to register component.\n"); err: return ret; } static int da732x_i2c_remove(struct i2c_client *client) { return 0; } static const struct i2c_device_id da732x_i2c_id[] = { { "da7320", 0}, { } }; MODULE_DEVICE_TABLE(i2c, da732x_i2c_id); static struct i2c_driver da732x_i2c_driver = { .driver = { .name = "da7320", }, .probe = da732x_i2c_probe, .remove = da732x_i2c_remove, .id_table = da732x_i2c_id, }; module_i2c_driver(da732x_i2c_driver); MODULE_DESCRIPTION("ASoC DA732X driver"); MODULE_AUTHOR("Michal Hajduk "); MODULE_LICENSE("GPL");