667 lines · c
1// SPDX-License-Identifier: GPL-2.0-or-later2/*3 * ak4671.c -- audio driver for AK46714 *5 * Copyright (C) 2009 Samsung Electronics Co.Ltd6 * Author: Joonyoung Shim <jy0922.shim@samsung.com>7 */8 9#include <linux/module.h>10#include <linux/init.h>11#include <linux/i2c.h>12#include <linux/delay.h>13#include <linux/regmap.h>14#include <linux/slab.h>15#include <sound/soc.h>16#include <sound/initval.h>17#include <sound/tlv.h>18 19#include "ak4671.h"20 21 22/* ak4671 register cache & default register settings */23static const struct reg_default ak4671_reg_defaults[] = {24 { 0x00, 0x00 }, /* AK4671_AD_DA_POWER_MANAGEMENT (0x00) */25 { 0x01, 0xf6 }, /* AK4671_PLL_MODE_SELECT0 (0x01) */26 { 0x02, 0x00 }, /* AK4671_PLL_MODE_SELECT1 (0x02) */27 { 0x03, 0x02 }, /* AK4671_FORMAT_SELECT (0x03) */28 { 0x04, 0x00 }, /* AK4671_MIC_SIGNAL_SELECT (0x04) */29 { 0x05, 0x55 }, /* AK4671_MIC_AMP_GAIN (0x05) */30 { 0x06, 0x00 }, /* AK4671_MIXING_POWER_MANAGEMENT0 (0x06) */31 { 0x07, 0x00 }, /* AK4671_MIXING_POWER_MANAGEMENT1 (0x07) */32 { 0x08, 0xb5 }, /* AK4671_OUTPUT_VOLUME_CONTROL (0x08) */33 { 0x09, 0x00 }, /* AK4671_LOUT1_SIGNAL_SELECT (0x09) */34 { 0x0a, 0x00 }, /* AK4671_ROUT1_SIGNAL_SELECT (0x0a) */35 { 0x0b, 0x00 }, /* AK4671_LOUT2_SIGNAL_SELECT (0x0b) */36 { 0x0c, 0x00 }, /* AK4671_ROUT2_SIGNAL_SELECT (0x0c) */37 { 0x0d, 0x00 }, /* AK4671_LOUT3_SIGNAL_SELECT (0x0d) */38 { 0x0e, 0x00 }, /* AK4671_ROUT3_SIGNAL_SELECT (0x0e) */39 { 0x0f, 0x00 }, /* AK4671_LOUT1_POWER_MANAGERMENT (0x0f) */40 { 0x10, 0x00 }, /* AK4671_LOUT2_POWER_MANAGERMENT (0x10) */41 { 0x11, 0x80 }, /* AK4671_LOUT3_POWER_MANAGERMENT (0x11) */42 { 0x12, 0x91 }, /* AK4671_LCH_INPUT_VOLUME_CONTROL (0x12) */43 { 0x13, 0x91 }, /* AK4671_RCH_INPUT_VOLUME_CONTROL (0x13) */44 { 0x14, 0xe1 }, /* AK4671_ALC_REFERENCE_SELECT (0x14) */45 { 0x15, 0x00 }, /* AK4671_DIGITAL_MIXING_CONTROL (0x15) */46 { 0x16, 0x00 }, /* AK4671_ALC_TIMER_SELECT (0x16) */47 { 0x17, 0x00 }, /* AK4671_ALC_MODE_CONTROL (0x17) */48 { 0x18, 0x02 }, /* AK4671_MODE_CONTROL1 (0x18) */49 { 0x19, 0x01 }, /* AK4671_MODE_CONTROL2 (0x19) */50 { 0x1a, 0x18 }, /* AK4671_LCH_OUTPUT_VOLUME_CONTROL (0x1a) */51 { 0x1b, 0x18 }, /* AK4671_RCH_OUTPUT_VOLUME_CONTROL (0x1b) */52 { 0x1c, 0x00 }, /* AK4671_SIDETONE_A_CONTROL (0x1c) */53 { 0x1d, 0x02 }, /* AK4671_DIGITAL_FILTER_SELECT (0x1d) */54 { 0x1e, 0x00 }, /* AK4671_FIL3_COEFFICIENT0 (0x1e) */55 { 0x1f, 0x00 }, /* AK4671_FIL3_COEFFICIENT1 (0x1f) */56 { 0x20, 0x00 }, /* AK4671_FIL3_COEFFICIENT2 (0x20) */57 { 0x21, 0x00 }, /* AK4671_FIL3_COEFFICIENT3 (0x21) */58 { 0x22, 0x00 }, /* AK4671_EQ_COEFFICIENT0 (0x22) */59 { 0x23, 0x00 }, /* AK4671_EQ_COEFFICIENT1 (0x23) */60 { 0x24, 0x00 }, /* AK4671_EQ_COEFFICIENT2 (0x24) */61 { 0x25, 0x00 }, /* AK4671_EQ_COEFFICIENT3 (0x25) */62 { 0x26, 0x00 }, /* AK4671_EQ_COEFFICIENT4 (0x26) */63 { 0x27, 0x00 }, /* AK4671_EQ_COEFFICIENT5 (0x27) */64 { 0x28, 0xa9 }, /* AK4671_FIL1_COEFFICIENT0 (0x28) */65 { 0x29, 0x1f }, /* AK4671_FIL1_COEFFICIENT1 (0x29) */66 { 0x2a, 0xad }, /* AK4671_FIL1_COEFFICIENT2 (0x2a) */67 { 0x2b, 0x20 }, /* AK4671_FIL1_COEFFICIENT3 (0x2b) */68 { 0x2c, 0x00 }, /* AK4671_FIL2_COEFFICIENT0 (0x2c) */69 { 0x2d, 0x00 }, /* AK4671_FIL2_COEFFICIENT1 (0x2d) */70 { 0x2e, 0x00 }, /* AK4671_FIL2_COEFFICIENT2 (0x2e) */71 { 0x2f, 0x00 }, /* AK4671_FIL2_COEFFICIENT3 (0x2f) */72 { 0x30, 0x00 }, /* AK4671_DIGITAL_FILTER_SELECT2 (0x30) */73 74 { 0x32, 0x00 }, /* AK4671_E1_COEFFICIENT0 (0x32) */75 { 0x33, 0x00 }, /* AK4671_E1_COEFFICIENT1 (0x33) */76 { 0x34, 0x00 }, /* AK4671_E1_COEFFICIENT2 (0x34) */77 { 0x35, 0x00 }, /* AK4671_E1_COEFFICIENT3 (0x35) */78 { 0x36, 0x00 }, /* AK4671_E1_COEFFICIENT4 (0x36) */79 { 0x37, 0x00 }, /* AK4671_E1_COEFFICIENT5 (0x37) */80 { 0x38, 0x00 }, /* AK4671_E2_COEFFICIENT0 (0x38) */81 { 0x39, 0x00 }, /* AK4671_E2_COEFFICIENT1 (0x39) */82 { 0x3a, 0x00 }, /* AK4671_E2_COEFFICIENT2 (0x3a) */83 { 0x3b, 0x00 }, /* AK4671_E2_COEFFICIENT3 (0x3b) */84 { 0x3c, 0x00 }, /* AK4671_E2_COEFFICIENT4 (0x3c) */85 { 0x3d, 0x00 }, /* AK4671_E2_COEFFICIENT5 (0x3d) */86 { 0x3e, 0x00 }, /* AK4671_E3_COEFFICIENT0 (0x3e) */87 { 0x3f, 0x00 }, /* AK4671_E3_COEFFICIENT1 (0x3f) */88 { 0x40, 0x00 }, /* AK4671_E3_COEFFICIENT2 (0x40) */89 { 0x41, 0x00 }, /* AK4671_E3_COEFFICIENT3 (0x41) */90 { 0x42, 0x00 }, /* AK4671_E3_COEFFICIENT4 (0x42) */91 { 0x43, 0x00 }, /* AK4671_E3_COEFFICIENT5 (0x43) */92 { 0x44, 0x00 }, /* AK4671_E4_COEFFICIENT0 (0x44) */93 { 0x45, 0x00 }, /* AK4671_E4_COEFFICIENT1 (0x45) */94 { 0x46, 0x00 }, /* AK4671_E4_COEFFICIENT2 (0x46) */95 { 0x47, 0x00 }, /* AK4671_E4_COEFFICIENT3 (0x47) */96 { 0x48, 0x00 }, /* AK4671_E4_COEFFICIENT4 (0x48) */97 { 0x49, 0x00 }, /* AK4671_E4_COEFFICIENT5 (0x49) */98 { 0x4a, 0x00 }, /* AK4671_E5_COEFFICIENT0 (0x4a) */99 { 0x4b, 0x00 }, /* AK4671_E5_COEFFICIENT1 (0x4b) */100 { 0x4c, 0x00 }, /* AK4671_E5_COEFFICIENT2 (0x4c) */101 { 0x4d, 0x00 }, /* AK4671_E5_COEFFICIENT3 (0x4d) */102 { 0x4e, 0x00 }, /* AK4671_E5_COEFFICIENT4 (0x4e) */103 { 0x4f, 0x00 }, /* AK4671_E5_COEFFICIENT5 (0x4f) */104 { 0x50, 0x88 }, /* AK4671_EQ_CONTROL_250HZ_100HZ (0x50) */105 { 0x51, 0x88 }, /* AK4671_EQ_CONTROL_3500HZ_1KHZ (0x51) */106 { 0x52, 0x08 }, /* AK4671_EQ_CONTRO_10KHZ (0x52) */107 { 0x53, 0x00 }, /* AK4671_PCM_IF_CONTROL0 (0x53) */108 { 0x54, 0x00 }, /* AK4671_PCM_IF_CONTROL1 (0x54) */109 { 0x55, 0x00 }, /* AK4671_PCM_IF_CONTROL2 (0x55) */110 { 0x56, 0x18 }, /* AK4671_DIGITAL_VOLUME_B_CONTROL (0x56) */111 { 0x57, 0x18 }, /* AK4671_DIGITAL_VOLUME_C_CONTROL (0x57) */112 { 0x58, 0x00 }, /* AK4671_SIDETONE_VOLUME_CONTROL (0x58) */113 { 0x59, 0x00 }, /* AK4671_DIGITAL_MIXING_CONTROL2 (0x59) */114 { 0x5a, 0x00 }, /* AK4671_SAR_ADC_CONTROL (0x5a) */115};116 117/*118 * LOUT1/ROUT1 output volume control:119 * from -24 to 6 dB in 6 dB steps (mute instead of -30 dB)120 */121static DECLARE_TLV_DB_SCALE(out1_tlv, -3000, 600, 1);122 123/*124 * LOUT2/ROUT2 output volume control:125 * from -33 to 6 dB in 3 dB steps (mute instead of -33 dB)126 */127static DECLARE_TLV_DB_SCALE(out2_tlv, -3300, 300, 1);128 129/*130 * LOUT3/ROUT3 output volume control:131 * from -6 to 3 dB in 3 dB steps132 */133static DECLARE_TLV_DB_SCALE(out3_tlv, -600, 300, 0);134 135/*136 * Mic amp gain control:137 * from -15 to 30 dB in 3 dB steps138 * REVISIT: The actual min value(0x01) is -12 dB and the reg value 0x00 is not139 * available140 */141static DECLARE_TLV_DB_SCALE(mic_amp_tlv, -1500, 300, 0);142 143static const struct snd_kcontrol_new ak4671_snd_controls[] = {144 /* Common playback gain controls */145 SOC_SINGLE_TLV("Line Output1 Playback Volume",146 AK4671_OUTPUT_VOLUME_CONTROL, 0, 0x6, 0, out1_tlv),147 SOC_SINGLE_TLV("Headphone Output2 Playback Volume",148 AK4671_OUTPUT_VOLUME_CONTROL, 4, 0xd, 0, out2_tlv),149 SOC_SINGLE_TLV("Line Output3 Playback Volume",150 AK4671_LOUT3_POWER_MANAGERMENT, 6, 0x3, 0, out3_tlv),151 152 /* Common capture gain controls */153 SOC_DOUBLE_TLV("Mic Amp Capture Volume",154 AK4671_MIC_AMP_GAIN, 0, 4, 0xf, 0, mic_amp_tlv),155};156 157/* event handlers */158static int ak4671_out2_event(struct snd_soc_dapm_widget *w,159 struct snd_kcontrol *kcontrol, int event)160{161 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);162 163 switch (event) {164 case SND_SOC_DAPM_POST_PMU:165 snd_soc_component_update_bits(component, AK4671_LOUT2_POWER_MANAGERMENT,166 AK4671_MUTEN, AK4671_MUTEN);167 break;168 case SND_SOC_DAPM_PRE_PMD:169 snd_soc_component_update_bits(component, AK4671_LOUT2_POWER_MANAGERMENT,170 AK4671_MUTEN, 0);171 break;172 }173 174 return 0;175}176 177/* Output Mixers */178static const struct snd_kcontrol_new ak4671_lout1_mixer_controls[] = {179 SOC_DAPM_SINGLE("DACL", AK4671_LOUT1_SIGNAL_SELECT, 0, 1, 0),180 SOC_DAPM_SINGLE("LINL1", AK4671_LOUT1_SIGNAL_SELECT, 1, 1, 0),181 SOC_DAPM_SINGLE("LINL2", AK4671_LOUT1_SIGNAL_SELECT, 2, 1, 0),182 SOC_DAPM_SINGLE("LINL3", AK4671_LOUT1_SIGNAL_SELECT, 3, 1, 0),183 SOC_DAPM_SINGLE("LINL4", AK4671_LOUT1_SIGNAL_SELECT, 4, 1, 0),184 SOC_DAPM_SINGLE("LOOPL", AK4671_LOUT1_SIGNAL_SELECT, 5, 1, 0),185};186 187static const struct snd_kcontrol_new ak4671_rout1_mixer_controls[] = {188 SOC_DAPM_SINGLE("DACR", AK4671_ROUT1_SIGNAL_SELECT, 0, 1, 0),189 SOC_DAPM_SINGLE("RINR1", AK4671_ROUT1_SIGNAL_SELECT, 1, 1, 0),190 SOC_DAPM_SINGLE("RINR2", AK4671_ROUT1_SIGNAL_SELECT, 2, 1, 0),191 SOC_DAPM_SINGLE("RINR3", AK4671_ROUT1_SIGNAL_SELECT, 3, 1, 0),192 SOC_DAPM_SINGLE("RINR4", AK4671_ROUT1_SIGNAL_SELECT, 4, 1, 0),193 SOC_DAPM_SINGLE("LOOPR", AK4671_ROUT1_SIGNAL_SELECT, 5, 1, 0),194};195 196static const struct snd_kcontrol_new ak4671_lout2_mixer_controls[] = {197 SOC_DAPM_SINGLE("DACHL", AK4671_LOUT2_SIGNAL_SELECT, 0, 1, 0),198 SOC_DAPM_SINGLE("LINH1", AK4671_LOUT2_SIGNAL_SELECT, 1, 1, 0),199 SOC_DAPM_SINGLE("LINH2", AK4671_LOUT2_SIGNAL_SELECT, 2, 1, 0),200 SOC_DAPM_SINGLE("LINH3", AK4671_LOUT2_SIGNAL_SELECT, 3, 1, 0),201 SOC_DAPM_SINGLE("LINH4", AK4671_LOUT2_SIGNAL_SELECT, 4, 1, 0),202 SOC_DAPM_SINGLE("LOOPHL", AK4671_LOUT2_SIGNAL_SELECT, 5, 1, 0),203};204 205static const struct snd_kcontrol_new ak4671_rout2_mixer_controls[] = {206 SOC_DAPM_SINGLE("DACHR", AK4671_ROUT2_SIGNAL_SELECT, 0, 1, 0),207 SOC_DAPM_SINGLE("RINH1", AK4671_ROUT2_SIGNAL_SELECT, 1, 1, 0),208 SOC_DAPM_SINGLE("RINH2", AK4671_ROUT2_SIGNAL_SELECT, 2, 1, 0),209 SOC_DAPM_SINGLE("RINH3", AK4671_ROUT2_SIGNAL_SELECT, 3, 1, 0),210 SOC_DAPM_SINGLE("RINH4", AK4671_ROUT2_SIGNAL_SELECT, 4, 1, 0),211 SOC_DAPM_SINGLE("LOOPHR", AK4671_ROUT2_SIGNAL_SELECT, 5, 1, 0),212};213 214static const struct snd_kcontrol_new ak4671_lout3_mixer_controls[] = {215 SOC_DAPM_SINGLE("DACSL", AK4671_LOUT3_SIGNAL_SELECT, 0, 1, 0),216 SOC_DAPM_SINGLE("LINS1", AK4671_LOUT3_SIGNAL_SELECT, 1, 1, 0),217 SOC_DAPM_SINGLE("LINS2", AK4671_LOUT3_SIGNAL_SELECT, 2, 1, 0),218 SOC_DAPM_SINGLE("LINS3", AK4671_LOUT3_SIGNAL_SELECT, 3, 1, 0),219 SOC_DAPM_SINGLE("LINS4", AK4671_LOUT3_SIGNAL_SELECT, 4, 1, 0),220 SOC_DAPM_SINGLE("LOOPSL", AK4671_LOUT3_SIGNAL_SELECT, 5, 1, 0),221};222 223static const struct snd_kcontrol_new ak4671_rout3_mixer_controls[] = {224 SOC_DAPM_SINGLE("DACSR", AK4671_ROUT3_SIGNAL_SELECT, 0, 1, 0),225 SOC_DAPM_SINGLE("RINS1", AK4671_ROUT3_SIGNAL_SELECT, 1, 1, 0),226 SOC_DAPM_SINGLE("RINS2", AK4671_ROUT3_SIGNAL_SELECT, 2, 1, 0),227 SOC_DAPM_SINGLE("RINS3", AK4671_ROUT3_SIGNAL_SELECT, 3, 1, 0),228 SOC_DAPM_SINGLE("RINS4", AK4671_ROUT3_SIGNAL_SELECT, 4, 1, 0),229 SOC_DAPM_SINGLE("LOOPSR", AK4671_ROUT3_SIGNAL_SELECT, 5, 1, 0),230};231 232/* Input MUXs */233static const char *ak4671_lin_mux_texts[] =234 {"LIN1", "LIN2", "LIN3", "LIN4"};235static SOC_ENUM_SINGLE_DECL(ak4671_lin_mux_enum,236 AK4671_MIC_SIGNAL_SELECT, 0,237 ak4671_lin_mux_texts);238static const struct snd_kcontrol_new ak4671_lin_mux_control =239 SOC_DAPM_ENUM("Route", ak4671_lin_mux_enum);240 241static const char *ak4671_rin_mux_texts[] =242 {"RIN1", "RIN2", "RIN3", "RIN4"};243static SOC_ENUM_SINGLE_DECL(ak4671_rin_mux_enum,244 AK4671_MIC_SIGNAL_SELECT, 2,245 ak4671_rin_mux_texts);246static const struct snd_kcontrol_new ak4671_rin_mux_control =247 SOC_DAPM_ENUM("Route", ak4671_rin_mux_enum);248 249static const struct snd_soc_dapm_widget ak4671_dapm_widgets[] = {250 /* Inputs */251 SND_SOC_DAPM_INPUT("LIN1"),252 SND_SOC_DAPM_INPUT("RIN1"),253 SND_SOC_DAPM_INPUT("LIN2"),254 SND_SOC_DAPM_INPUT("RIN2"),255 SND_SOC_DAPM_INPUT("LIN3"),256 SND_SOC_DAPM_INPUT("RIN3"),257 SND_SOC_DAPM_INPUT("LIN4"),258 SND_SOC_DAPM_INPUT("RIN4"),259 260 /* Outputs */261 SND_SOC_DAPM_OUTPUT("LOUT1"),262 SND_SOC_DAPM_OUTPUT("ROUT1"),263 SND_SOC_DAPM_OUTPUT("LOUT2"),264 SND_SOC_DAPM_OUTPUT("ROUT2"),265 SND_SOC_DAPM_OUTPUT("LOUT3"),266 SND_SOC_DAPM_OUTPUT("ROUT3"),267 268 /* DAC */269 SND_SOC_DAPM_DAC("DAC Left", "Left HiFi Playback",270 AK4671_AD_DA_POWER_MANAGEMENT, 6, 0),271 SND_SOC_DAPM_DAC("DAC Right", "Right HiFi Playback",272 AK4671_AD_DA_POWER_MANAGEMENT, 7, 0),273 274 /* ADC */275 SND_SOC_DAPM_ADC("ADC Left", "Left HiFi Capture",276 AK4671_AD_DA_POWER_MANAGEMENT, 4, 0),277 SND_SOC_DAPM_ADC("ADC Right", "Right HiFi Capture",278 AK4671_AD_DA_POWER_MANAGEMENT, 5, 0),279 280 /* PGA */281 SND_SOC_DAPM_PGA("LOUT2 Mix Amp",282 AK4671_LOUT2_POWER_MANAGERMENT, 5, 0, NULL, 0),283 SND_SOC_DAPM_PGA("ROUT2 Mix Amp",284 AK4671_LOUT2_POWER_MANAGERMENT, 6, 0, NULL, 0),285 286 SND_SOC_DAPM_PGA("LIN1 Mixing Circuit",287 AK4671_MIXING_POWER_MANAGEMENT1, 0, 0, NULL, 0),288 SND_SOC_DAPM_PGA("RIN1 Mixing Circuit",289 AK4671_MIXING_POWER_MANAGEMENT1, 1, 0, NULL, 0),290 SND_SOC_DAPM_PGA("LIN2 Mixing Circuit",291 AK4671_MIXING_POWER_MANAGEMENT1, 2, 0, NULL, 0),292 SND_SOC_DAPM_PGA("RIN2 Mixing Circuit",293 AK4671_MIXING_POWER_MANAGEMENT1, 3, 0, NULL, 0),294 SND_SOC_DAPM_PGA("LIN3 Mixing Circuit",295 AK4671_MIXING_POWER_MANAGEMENT1, 4, 0, NULL, 0),296 SND_SOC_DAPM_PGA("RIN3 Mixing Circuit",297 AK4671_MIXING_POWER_MANAGEMENT1, 5, 0, NULL, 0),298 SND_SOC_DAPM_PGA("LIN4 Mixing Circuit",299 AK4671_MIXING_POWER_MANAGEMENT1, 6, 0, NULL, 0),300 SND_SOC_DAPM_PGA("RIN4 Mixing Circuit",301 AK4671_MIXING_POWER_MANAGEMENT1, 7, 0, NULL, 0),302 303 /* Output Mixers */304 SND_SOC_DAPM_MIXER("LOUT1 Mixer", AK4671_LOUT1_POWER_MANAGERMENT, 0, 0,305 &ak4671_lout1_mixer_controls[0],306 ARRAY_SIZE(ak4671_lout1_mixer_controls)),307 SND_SOC_DAPM_MIXER("ROUT1 Mixer", AK4671_LOUT1_POWER_MANAGERMENT, 1, 0,308 &ak4671_rout1_mixer_controls[0],309 ARRAY_SIZE(ak4671_rout1_mixer_controls)),310 SND_SOC_DAPM_MIXER_E("LOUT2 Mixer", AK4671_LOUT2_POWER_MANAGERMENT,311 0, 0, &ak4671_lout2_mixer_controls[0],312 ARRAY_SIZE(ak4671_lout2_mixer_controls),313 ak4671_out2_event,314 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_PRE_PMD),315 SND_SOC_DAPM_MIXER_E("ROUT2 Mixer", AK4671_LOUT2_POWER_MANAGERMENT,316 1, 0, &ak4671_rout2_mixer_controls[0],317 ARRAY_SIZE(ak4671_rout2_mixer_controls),318 ak4671_out2_event,319 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_PRE_PMD),320 SND_SOC_DAPM_MIXER("LOUT3 Mixer", AK4671_LOUT3_POWER_MANAGERMENT, 0, 0,321 &ak4671_lout3_mixer_controls[0],322 ARRAY_SIZE(ak4671_lout3_mixer_controls)),323 SND_SOC_DAPM_MIXER("ROUT3 Mixer", AK4671_LOUT3_POWER_MANAGERMENT, 1, 0,324 &ak4671_rout3_mixer_controls[0],325 ARRAY_SIZE(ak4671_rout3_mixer_controls)),326 327 /* Input MUXs */328 SND_SOC_DAPM_MUX("LIN MUX", AK4671_AD_DA_POWER_MANAGEMENT, 2, 0,329 &ak4671_lin_mux_control),330 SND_SOC_DAPM_MUX("RIN MUX", AK4671_AD_DA_POWER_MANAGEMENT, 3, 0,331 &ak4671_rin_mux_control),332 333 /* Mic Power */334 SND_SOC_DAPM_MICBIAS("Mic Bias", AK4671_AD_DA_POWER_MANAGEMENT, 1, 0),335 336 /* Supply */337 SND_SOC_DAPM_SUPPLY("PMPLL", AK4671_PLL_MODE_SELECT1, 0, 0, NULL, 0),338};339 340static const struct snd_soc_dapm_route ak4671_intercon[] = {341 {"DAC Left", NULL, "PMPLL"},342 {"DAC Right", NULL, "PMPLL"},343 {"ADC Left", NULL, "PMPLL"},344 {"ADC Right", NULL, "PMPLL"},345 346 /* Outputs */347 {"LOUT1", NULL, "LOUT1 Mixer"},348 {"ROUT1", NULL, "ROUT1 Mixer"},349 {"LOUT2", NULL, "LOUT2 Mix Amp"},350 {"ROUT2", NULL, "ROUT2 Mix Amp"},351 {"LOUT3", NULL, "LOUT3 Mixer"},352 {"ROUT3", NULL, "ROUT3 Mixer"},353 354 {"LOUT1 Mixer", "DACL", "DAC Left"},355 {"ROUT1 Mixer", "DACR", "DAC Right"},356 {"LOUT2 Mixer", "DACHL", "DAC Left"},357 {"ROUT2 Mixer", "DACHR", "DAC Right"},358 {"LOUT2 Mix Amp", NULL, "LOUT2 Mixer"},359 {"ROUT2 Mix Amp", NULL, "ROUT2 Mixer"},360 {"LOUT3 Mixer", "DACSL", "DAC Left"},361 {"ROUT3 Mixer", "DACSR", "DAC Right"},362 363 /* Inputs */364 {"LIN MUX", "LIN1", "LIN1"},365 {"LIN MUX", "LIN2", "LIN2"},366 {"LIN MUX", "LIN3", "LIN3"},367 {"LIN MUX", "LIN4", "LIN4"},368 369 {"RIN MUX", "RIN1", "RIN1"},370 {"RIN MUX", "RIN2", "RIN2"},371 {"RIN MUX", "RIN3", "RIN3"},372 {"RIN MUX", "RIN4", "RIN4"},373 374 {"LIN1", NULL, "Mic Bias"},375 {"RIN1", NULL, "Mic Bias"},376 {"LIN2", NULL, "Mic Bias"},377 {"RIN2", NULL, "Mic Bias"},378 379 {"ADC Left", NULL, "LIN MUX"},380 {"ADC Right", NULL, "RIN MUX"},381 382 /* Analog Loops */383 {"LIN1 Mixing Circuit", NULL, "LIN1"},384 {"RIN1 Mixing Circuit", NULL, "RIN1"},385 {"LIN2 Mixing Circuit", NULL, "LIN2"},386 {"RIN2 Mixing Circuit", NULL, "RIN2"},387 {"LIN3 Mixing Circuit", NULL, "LIN3"},388 {"RIN3 Mixing Circuit", NULL, "RIN3"},389 {"LIN4 Mixing Circuit", NULL, "LIN4"},390 {"RIN4 Mixing Circuit", NULL, "RIN4"},391 392 {"LOUT1 Mixer", "LINL1", "LIN1 Mixing Circuit"},393 {"ROUT1 Mixer", "RINR1", "RIN1 Mixing Circuit"},394 {"LOUT2 Mixer", "LINH1", "LIN1 Mixing Circuit"},395 {"ROUT2 Mixer", "RINH1", "RIN1 Mixing Circuit"},396 {"LOUT3 Mixer", "LINS1", "LIN1 Mixing Circuit"},397 {"ROUT3 Mixer", "RINS1", "RIN1 Mixing Circuit"},398 399 {"LOUT1 Mixer", "LINL2", "LIN2 Mixing Circuit"},400 {"ROUT1 Mixer", "RINR2", "RIN2 Mixing Circuit"},401 {"LOUT2 Mixer", "LINH2", "LIN2 Mixing Circuit"},402 {"ROUT2 Mixer", "RINH2", "RIN2 Mixing Circuit"},403 {"LOUT3 Mixer", "LINS2", "LIN2 Mixing Circuit"},404 {"ROUT3 Mixer", "RINS2", "RIN2 Mixing Circuit"},405 406 {"LOUT1 Mixer", "LINL3", "LIN3 Mixing Circuit"},407 {"ROUT1 Mixer", "RINR3", "RIN3 Mixing Circuit"},408 {"LOUT2 Mixer", "LINH3", "LIN3 Mixing Circuit"},409 {"ROUT2 Mixer", "RINH3", "RIN3 Mixing Circuit"},410 {"LOUT3 Mixer", "LINS3", "LIN3 Mixing Circuit"},411 {"ROUT3 Mixer", "RINS3", "RIN3 Mixing Circuit"},412 413 {"LOUT1 Mixer", "LINL4", "LIN4 Mixing Circuit"},414 {"ROUT1 Mixer", "RINR4", "RIN4 Mixing Circuit"},415 {"LOUT2 Mixer", "LINH4", "LIN4 Mixing Circuit"},416 {"ROUT2 Mixer", "RINH4", "RIN4 Mixing Circuit"},417 {"LOUT3 Mixer", "LINS4", "LIN4 Mixing Circuit"},418 {"ROUT3 Mixer", "RINS4", "RIN4 Mixing Circuit"},419};420 421static int ak4671_hw_params(struct snd_pcm_substream *substream,422 struct snd_pcm_hw_params *params,423 struct snd_soc_dai *dai)424{425 struct snd_soc_component *component = dai->component;426 u8 fs;427 428 fs = snd_soc_component_read(component, AK4671_PLL_MODE_SELECT0);429 fs &= ~AK4671_FS;430 431 switch (params_rate(params)) {432 case 8000:433 fs |= AK4671_FS_8KHZ;434 break;435 case 12000:436 fs |= AK4671_FS_12KHZ;437 break;438 case 16000:439 fs |= AK4671_FS_16KHZ;440 break;441 case 24000:442 fs |= AK4671_FS_24KHZ;443 break;444 case 11025:445 fs |= AK4671_FS_11_025KHZ;446 break;447 case 22050:448 fs |= AK4671_FS_22_05KHZ;449 break;450 case 32000:451 fs |= AK4671_FS_32KHZ;452 break;453 case 44100:454 fs |= AK4671_FS_44_1KHZ;455 break;456 case 48000:457 fs |= AK4671_FS_48KHZ;458 break;459 default:460 return -EINVAL;461 }462 463 snd_soc_component_write(component, AK4671_PLL_MODE_SELECT0, fs);464 465 return 0;466}467 468static int ak4671_set_dai_sysclk(struct snd_soc_dai *dai, int clk_id,469 unsigned int freq, int dir)470{471 struct snd_soc_component *component = dai->component;472 u8 pll;473 474 pll = snd_soc_component_read(component, AK4671_PLL_MODE_SELECT0);475 pll &= ~AK4671_PLL;476 477 switch (freq) {478 case 11289600:479 pll |= AK4671_PLL_11_2896MHZ;480 break;481 case 12000000:482 pll |= AK4671_PLL_12MHZ;483 break;484 case 12288000:485 pll |= AK4671_PLL_12_288MHZ;486 break;487 case 13000000:488 pll |= AK4671_PLL_13MHZ;489 break;490 case 13500000:491 pll |= AK4671_PLL_13_5MHZ;492 break;493 case 19200000:494 pll |= AK4671_PLL_19_2MHZ;495 break;496 case 24000000:497 pll |= AK4671_PLL_24MHZ;498 break;499 case 26000000:500 pll |= AK4671_PLL_26MHZ;501 break;502 case 27000000:503 pll |= AK4671_PLL_27MHZ;504 break;505 default:506 return -EINVAL;507 }508 509 snd_soc_component_write(component, AK4671_PLL_MODE_SELECT0, pll);510 511 return 0;512}513 514static int ak4671_set_dai_fmt(struct snd_soc_dai *dai, unsigned int fmt)515{516 struct snd_soc_component *component = dai->component;517 u8 mode;518 u8 format;519 520 /* set master/slave audio interface */521 mode = snd_soc_component_read(component, AK4671_PLL_MODE_SELECT1);522 523 switch (fmt & SND_SOC_DAIFMT_CLOCK_PROVIDER_MASK) {524 case SND_SOC_DAIFMT_CBP_CFP:525 mode |= AK4671_M_S;526 break;527 case SND_SOC_DAIFMT_CBP_CFC:528 mode &= ~(AK4671_M_S);529 break;530 default:531 return -EINVAL;532 }533 534 /* interface format */535 format = snd_soc_component_read(component, AK4671_FORMAT_SELECT);536 format &= ~AK4671_DIF;537 538 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {539 case SND_SOC_DAIFMT_I2S:540 format |= AK4671_DIF_I2S_MODE;541 break;542 case SND_SOC_DAIFMT_LEFT_J:543 format |= AK4671_DIF_MSB_MODE;544 break;545 case SND_SOC_DAIFMT_DSP_A:546 format |= AK4671_DIF_DSP_MODE;547 format |= AK4671_BCKP;548 format |= AK4671_MSBS;549 break;550 default:551 return -EINVAL;552 }553 554 /* set mode and format */555 snd_soc_component_write(component, AK4671_PLL_MODE_SELECT1, mode);556 snd_soc_component_write(component, AK4671_FORMAT_SELECT, format);557 558 return 0;559}560 561static int ak4671_set_bias_level(struct snd_soc_component *component,562 enum snd_soc_bias_level level)563{564 switch (level) {565 case SND_SOC_BIAS_ON:566 case SND_SOC_BIAS_PREPARE:567 case SND_SOC_BIAS_STANDBY:568 snd_soc_component_update_bits(component, AK4671_AD_DA_POWER_MANAGEMENT,569 AK4671_PMVCM, AK4671_PMVCM);570 break;571 case SND_SOC_BIAS_OFF:572 snd_soc_component_write(component, AK4671_AD_DA_POWER_MANAGEMENT, 0x00);573 break;574 }575 return 0;576}577 578#define AK4671_RATES (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_11025 |\579 SNDRV_PCM_RATE_16000 | SNDRV_PCM_RATE_22050 |\580 SNDRV_PCM_RATE_32000 | SNDRV_PCM_RATE_44100 |\581 SNDRV_PCM_RATE_48000)582 583#define AK4671_FORMATS SNDRV_PCM_FMTBIT_S16_LE584 585static const struct snd_soc_dai_ops ak4671_dai_ops = {586 .hw_params = ak4671_hw_params,587 .set_sysclk = ak4671_set_dai_sysclk,588 .set_fmt = ak4671_set_dai_fmt,589};590 591static struct snd_soc_dai_driver ak4671_dai = {592 .name = "ak4671-hifi",593 .playback = {594 .stream_name = "Playback",595 .channels_min = 1,596 .channels_max = 2,597 .rates = AK4671_RATES,598 .formats = AK4671_FORMATS,},599 .capture = {600 .stream_name = "Capture",601 .channels_min = 1,602 .channels_max = 2,603 .rates = AK4671_RATES,604 .formats = AK4671_FORMATS,},605 .ops = &ak4671_dai_ops,606};607 608static const struct snd_soc_component_driver soc_component_dev_ak4671 = {609 .set_bias_level = ak4671_set_bias_level,610 .controls = ak4671_snd_controls,611 .num_controls = ARRAY_SIZE(ak4671_snd_controls),612 .dapm_widgets = ak4671_dapm_widgets,613 .num_dapm_widgets = ARRAY_SIZE(ak4671_dapm_widgets),614 .dapm_routes = ak4671_intercon,615 .num_dapm_routes = ARRAY_SIZE(ak4671_intercon),616 .idle_bias_on = 1,617 .use_pmdown_time = 1,618 .endianness = 1,619};620 621static const struct regmap_config ak4671_regmap = {622 .reg_bits = 8,623 .val_bits = 8,624 625 .max_register = AK4671_SAR_ADC_CONTROL,626 .reg_defaults = ak4671_reg_defaults,627 .num_reg_defaults = ARRAY_SIZE(ak4671_reg_defaults),628 .cache_type = REGCACHE_RBTREE,629};630 631static int ak4671_i2c_probe(struct i2c_client *client)632{633 struct regmap *regmap;634 int ret;635 636 regmap = devm_regmap_init_i2c(client, &ak4671_regmap);637 if (IS_ERR(regmap)) {638 ret = PTR_ERR(regmap);639 dev_err(&client->dev, "Failed to create regmap: %d\n", ret);640 return ret;641 }642 643 ret = devm_snd_soc_register_component(&client->dev,644 &soc_component_dev_ak4671, &ak4671_dai, 1);645 return ret;646}647 648static const struct i2c_device_id ak4671_i2c_id[] = {649 { "ak4671" },650 { }651};652MODULE_DEVICE_TABLE(i2c, ak4671_i2c_id);653 654static struct i2c_driver ak4671_i2c_driver = {655 .driver = {656 .name = "ak4671-codec",657 },658 .probe = ak4671_i2c_probe,659 .id_table = ak4671_i2c_id,660};661 662module_i2c_driver(ak4671_i2c_driver);663 664MODULE_DESCRIPTION("ASoC AK4671 codec driver");665MODULE_AUTHOR("Joonyoung Shim <jy0922.shim@samsung.com>");666MODULE_LICENSE("GPL");667