727 lines · c
1// SPDX-License-Identifier: GPL-2.0-or-later2/*3 * wm9712.c -- ALSA Soc WM9712 codec support4 *5 * Copyright 2006-12 Wolfson Microelectronics PLC.6 * Author: Liam Girdwood <lrg@slimlogic.co.uk>7 */8 9#include <linux/init.h>10#include <linux/slab.h>11#include <linux/mfd/wm97xx.h>12#include <linux/module.h>13#include <linux/kernel.h>14#include <linux/device.h>15#include <linux/regmap.h>16#include <sound/core.h>17#include <sound/pcm.h>18#include <sound/ac97_codec.h>19#include <sound/ac97/codec.h>20#include <sound/ac97/compat.h>21#include <sound/initval.h>22#include <sound/soc.h>23#include <sound/tlv.h>24 25#define WM9712_VENDOR_ID 0x574d4c1226#define WM9712_VENDOR_ID_MASK 0xffffffff27 28struct wm9712_priv {29 struct snd_ac97 *ac97;30 unsigned int hp_mixer[2];31 struct mutex lock;32 struct wm97xx_platform_data *mfd_pdata;33};34 35static const struct reg_default wm9712_reg_defaults[] = {36 { 0x02, 0x8000 },37 { 0x04, 0x8000 },38 { 0x06, 0x8000 },39 { 0x08, 0x0f0f },40 { 0x0a, 0xaaa0 },41 { 0x0c, 0xc008 },42 { 0x0e, 0x6808 },43 { 0x10, 0xe808 },44 { 0x12, 0xaaa0 },45 { 0x14, 0xad00 },46 { 0x16, 0x8000 },47 { 0x18, 0xe808 },48 { 0x1a, 0x3000 },49 { 0x1c, 0x8000 },50 { 0x20, 0x0000 },51 { 0x22, 0x0000 },52 { 0x26, 0x000f },53 { 0x28, 0x0605 },54 { 0x2a, 0x0410 },55 { 0x2c, 0xbb80 },56 { 0x2e, 0xbb80 },57 { 0x32, 0xbb80 },58 { 0x34, 0x2000 },59 { 0x4c, 0xf83e },60 { 0x4e, 0xffff },61 { 0x50, 0x0000 },62 { 0x52, 0x0000 },63 { 0x56, 0xf83e },64 { 0x58, 0x0008 },65 { 0x5c, 0x0000 },66 { 0x60, 0xb032 },67 { 0x62, 0x3e00 },68 { 0x64, 0x0000 },69 { 0x76, 0x0006 },70 { 0x78, 0x0001 },71 { 0x7a, 0x0000 },72};73 74static bool wm9712_volatile_reg(struct device *dev, unsigned int reg)75{76 switch (reg) {77 case AC97_REC_GAIN:78 return true;79 default:80 return regmap_ac97_default_volatile(dev, reg);81 }82}83 84static const struct regmap_config wm9712_regmap_config = {85 .reg_bits = 16,86 .reg_stride = 2,87 .val_bits = 16,88 .max_register = 0x7e,89 .cache_type = REGCACHE_MAPLE,90 91 .volatile_reg = wm9712_volatile_reg,92 93 .reg_defaults = wm9712_reg_defaults,94 .num_reg_defaults = ARRAY_SIZE(wm9712_reg_defaults),95};96 97#define HPL_MIXER 0x098#define HPR_MIXER 0x199 100static const char *wm9712_alc_select[] = {"None", "Left", "Right", "Stereo"};101static const char *wm9712_alc_mux[] = {"Stereo", "Left", "Right", "None"};102static const char *wm9712_out3_src[] = {"Left", "VREF", "Left + Right",103 "Mono"};104static const char *wm9712_spk_src[] = {"Speaker Mix", "Headphone Mix"};105static const char *wm9712_rec_adc[] = {"Stereo", "Left", "Right", "Mute"};106static const char *wm9712_base[] = {"Linear Control", "Adaptive Boost"};107static const char *wm9712_rec_gain[] = {"+1.5dB Steps", "+0.75dB Steps"};108static const char *wm9712_mic[] = {"Mic 1", "Differential", "Mic 2",109 "Stereo"};110static const char *wm9712_rec_sel[] = {"Mic", "NC", "NC", "Speaker Mixer",111 "Line", "Headphone Mixer", "Phone Mixer", "Phone"};112static const char *wm9712_ng_type[] = {"Constant Gain", "Mute"};113static const char *wm9712_diff_sel[] = {"Mic", "Line"};114 115static const DECLARE_TLV_DB_SCALE(main_tlv, -3450, 150, 0);116static const DECLARE_TLV_DB_SCALE(boost_tlv, 0, 2000, 0);117 118static const struct soc_enum wm9712_enum[] = {119SOC_ENUM_SINGLE(AC97_PCI_SVID, 14, 4, wm9712_alc_select),120SOC_ENUM_SINGLE(AC97_VIDEO, 12, 4, wm9712_alc_mux),121SOC_ENUM_SINGLE(AC97_AUX, 9, 4, wm9712_out3_src),122SOC_ENUM_SINGLE(AC97_AUX, 8, 2, wm9712_spk_src),123SOC_ENUM_SINGLE(AC97_REC_SEL, 12, 4, wm9712_rec_adc),124SOC_ENUM_SINGLE(AC97_MASTER_TONE, 15, 2, wm9712_base),125SOC_ENUM_DOUBLE(AC97_REC_GAIN, 14, 6, 2, wm9712_rec_gain),126SOC_ENUM_SINGLE(AC97_MIC, 5, 4, wm9712_mic),127SOC_ENUM_SINGLE(AC97_REC_SEL, 8, 8, wm9712_rec_sel),128SOC_ENUM_SINGLE(AC97_REC_SEL, 0, 8, wm9712_rec_sel),129SOC_ENUM_SINGLE(AC97_PCI_SVID, 5, 2, wm9712_ng_type),130SOC_ENUM_SINGLE(0x5c, 8, 2, wm9712_diff_sel),131};132 133static const struct snd_kcontrol_new wm9712_snd_ac97_controls[] = {134SOC_DOUBLE("Speaker Playback Volume", AC97_MASTER, 8, 0, 31, 1),135SOC_SINGLE("Speaker Playback Switch", AC97_MASTER, 15, 1, 1),136SOC_DOUBLE("Headphone Playback Volume", AC97_HEADPHONE, 8, 0, 31, 1),137SOC_SINGLE("Headphone Playback Switch", AC97_HEADPHONE, 15, 1, 1),138SOC_DOUBLE("PCM Playback Volume", AC97_PCM, 8, 0, 31, 1),139 140SOC_SINGLE("Speaker Playback ZC Switch", AC97_MASTER, 7, 1, 0),141SOC_SINGLE("Speaker Playback Invert Switch", AC97_MASTER, 6, 1, 0),142SOC_SINGLE("Headphone Playback ZC Switch", AC97_HEADPHONE, 7, 1, 0),143SOC_SINGLE("Mono Playback ZC Switch", AC97_MASTER_MONO, 7, 1, 0),144SOC_SINGLE("Mono Playback Volume", AC97_MASTER_MONO, 0, 31, 1),145SOC_SINGLE("Mono Playback Switch", AC97_MASTER_MONO, 15, 1, 1),146 147SOC_SINGLE("ALC Target Volume", AC97_CODEC_CLASS_REV, 12, 15, 0),148SOC_SINGLE("ALC Hold Time", AC97_CODEC_CLASS_REV, 8, 15, 0),149SOC_SINGLE("ALC Decay Time", AC97_CODEC_CLASS_REV, 4, 15, 0),150SOC_SINGLE("ALC Attack Time", AC97_CODEC_CLASS_REV, 0, 15, 0),151SOC_ENUM("ALC Function", wm9712_enum[0]),152SOC_SINGLE("ALC Max Volume", AC97_PCI_SVID, 11, 7, 0),153SOC_SINGLE("ALC ZC Timeout", AC97_PCI_SVID, 9, 3, 1),154SOC_SINGLE("ALC ZC Switch", AC97_PCI_SVID, 8, 1, 0),155SOC_SINGLE("ALC NG Switch", AC97_PCI_SVID, 7, 1, 0),156SOC_ENUM("ALC NG Type", wm9712_enum[10]),157SOC_SINGLE("ALC NG Threshold", AC97_PCI_SVID, 0, 31, 1),158 159SOC_SINGLE("Mic Headphone Volume", AC97_VIDEO, 12, 7, 1),160SOC_SINGLE("ALC Headphone Volume", AC97_VIDEO, 7, 7, 1),161 162SOC_SINGLE("Out3 Switch", AC97_AUX, 15, 1, 1),163SOC_SINGLE("Out3 ZC Switch", AC97_AUX, 7, 1, 1),164SOC_SINGLE("Out3 Volume", AC97_AUX, 0, 31, 1),165 166SOC_SINGLE("PCBeep Bypass Headphone Volume", AC97_PC_BEEP, 12, 7, 1),167SOC_SINGLE("PCBeep Bypass Speaker Volume", AC97_PC_BEEP, 8, 7, 1),168SOC_SINGLE("PCBeep Bypass Phone Volume", AC97_PC_BEEP, 4, 7, 1),169 170SOC_SINGLE("Aux Playback Headphone Volume", AC97_CD, 12, 7, 1),171SOC_SINGLE("Aux Playback Speaker Volume", AC97_CD, 8, 7, 1),172SOC_SINGLE("Aux Playback Phone Volume", AC97_CD, 4, 7, 1),173 174SOC_SINGLE("Phone Volume", AC97_PHONE, 0, 15, 1),175SOC_DOUBLE("Line Capture Volume", AC97_LINE, 8, 0, 31, 1),176 177SOC_SINGLE_TLV("Capture Boost Switch", AC97_REC_SEL, 14, 1, 0, boost_tlv),178SOC_SINGLE_TLV("Capture to Phone Boost Switch", AC97_REC_SEL, 11, 1, 1,179 boost_tlv),180 181SOC_SINGLE("3D Upper Cut-off Switch", AC97_3D_CONTROL, 5, 1, 1),182SOC_SINGLE("3D Lower Cut-off Switch", AC97_3D_CONTROL, 4, 1, 1),183SOC_SINGLE("3D Playback Volume", AC97_3D_CONTROL, 0, 15, 0),184 185SOC_ENUM("Bass Control", wm9712_enum[5]),186SOC_SINGLE("Bass Cut-off Switch", AC97_MASTER_TONE, 12, 1, 1),187SOC_SINGLE("Tone Cut-off Switch", AC97_MASTER_TONE, 4, 1, 1),188SOC_SINGLE("Playback Attenuate (-6dB) Switch", AC97_MASTER_TONE, 6, 1, 0),189SOC_SINGLE("Bass Volume", AC97_MASTER_TONE, 8, 15, 1),190SOC_SINGLE("Treble Volume", AC97_MASTER_TONE, 0, 15, 1),191 192SOC_SINGLE("Capture Switch", AC97_REC_GAIN, 15, 1, 1),193SOC_ENUM("Capture Volume Steps", wm9712_enum[6]),194SOC_DOUBLE("Capture Volume", AC97_REC_GAIN, 8, 0, 63, 0),195SOC_SINGLE("Capture ZC Switch", AC97_REC_GAIN, 7, 1, 0),196 197SOC_SINGLE_TLV("Mic 1 Volume", AC97_MIC, 8, 31, 1, main_tlv),198SOC_SINGLE_TLV("Mic 2 Volume", AC97_MIC, 0, 31, 1, main_tlv),199SOC_SINGLE_TLV("Mic Boost Volume", AC97_MIC, 7, 1, 0, boost_tlv),200};201 202static const unsigned int wm9712_mixer_mute_regs[] = {203 AC97_VIDEO,204 AC97_PCM,205 AC97_LINE,206 AC97_PHONE,207 AC97_CD,208 AC97_PC_BEEP,209};210 211/* We have to create a fake left and right HP mixers because212 * the codec only has a single control that is shared by both channels.213 * This makes it impossible to determine the audio path.214 */215static int wm9712_hp_mixer_put(struct snd_kcontrol *kcontrol,216 struct snd_ctl_elem_value *ucontrol)217{218 struct snd_soc_dapm_context *dapm = snd_soc_dapm_kcontrol_dapm(kcontrol);219 struct snd_soc_component *component = snd_soc_dapm_to_component(dapm);220 struct wm9712_priv *wm9712 = snd_soc_component_get_drvdata(component);221 unsigned int val = ucontrol->value.integer.value[0];222 struct soc_mixer_control *mc =223 (struct soc_mixer_control *)kcontrol->private_value;224 unsigned int mixer, mask, shift, old;225 struct snd_soc_dapm_update update = {};226 bool change;227 228 mixer = mc->shift >> 8;229 shift = mc->shift & 0xff;230 mask = 1 << shift;231 232 mutex_lock(&wm9712->lock);233 old = wm9712->hp_mixer[mixer];234 if (ucontrol->value.integer.value[0])235 wm9712->hp_mixer[mixer] |= mask;236 else237 wm9712->hp_mixer[mixer] &= ~mask;238 239 change = old != wm9712->hp_mixer[mixer];240 if (change) {241 update.kcontrol = kcontrol;242 update.reg = wm9712_mixer_mute_regs[shift];243 update.mask = 0x8000;244 if ((wm9712->hp_mixer[0] & mask) ||245 (wm9712->hp_mixer[1] & mask))246 update.val = 0x0;247 else248 update.val = 0x8000;249 250 snd_soc_dapm_mixer_update_power(dapm, kcontrol, val,251 &update);252 }253 254 mutex_unlock(&wm9712->lock);255 256 return change;257}258 259static int wm9712_hp_mixer_get(struct snd_kcontrol *kcontrol,260 struct snd_ctl_elem_value *ucontrol)261{262 struct snd_soc_dapm_context *dapm = snd_soc_dapm_kcontrol_dapm(kcontrol);263 struct snd_soc_component *component = snd_soc_dapm_to_component(dapm);264 struct wm9712_priv *wm9712 = snd_soc_component_get_drvdata(component);265 struct soc_mixer_control *mc =266 (struct soc_mixer_control *)kcontrol->private_value;267 unsigned int shift, mixer;268 269 mixer = mc->shift >> 8;270 shift = mc->shift & 0xff;271 272 ucontrol->value.integer.value[0] =273 (wm9712->hp_mixer[mixer] >> shift) & 1;274 275 return 0;276}277 278#define WM9712_HP_MIXER_CTRL(xname, xmixer, xshift) { \279 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \280 .info = snd_soc_info_volsw, \281 .get = wm9712_hp_mixer_get, .put = wm9712_hp_mixer_put, \282 .private_value = SOC_SINGLE_VALUE(SND_SOC_NOPM, \283 (xmixer << 8) | xshift, 1, 0, 0) \284}285 286/* Left Headphone Mixers */287static const struct snd_kcontrol_new wm9712_hpl_mixer_controls[] = {288 WM9712_HP_MIXER_CTRL("PCBeep Bypass Switch", HPL_MIXER, 5),289 WM9712_HP_MIXER_CTRL("Aux Playback Switch", HPL_MIXER, 4),290 WM9712_HP_MIXER_CTRL("Phone Bypass Switch", HPL_MIXER, 3),291 WM9712_HP_MIXER_CTRL("Line Bypass Switch", HPL_MIXER, 2),292 WM9712_HP_MIXER_CTRL("PCM Playback Switch", HPL_MIXER, 1),293 WM9712_HP_MIXER_CTRL("Mic Sidetone Switch", HPL_MIXER, 0),294};295 296/* Right Headphone Mixers */297static const struct snd_kcontrol_new wm9712_hpr_mixer_controls[] = {298 WM9712_HP_MIXER_CTRL("PCBeep Bypass Switch", HPR_MIXER, 5),299 WM9712_HP_MIXER_CTRL("Aux Playback Switch", HPR_MIXER, 4),300 WM9712_HP_MIXER_CTRL("Phone Bypass Switch", HPR_MIXER, 3),301 WM9712_HP_MIXER_CTRL("Line Bypass Switch", HPR_MIXER, 2),302 WM9712_HP_MIXER_CTRL("PCM Playback Switch", HPR_MIXER, 1),303 WM9712_HP_MIXER_CTRL("Mic Sidetone Switch", HPR_MIXER, 0),304};305 306/* Speaker Mixer */307static const struct snd_kcontrol_new wm9712_speaker_mixer_controls[] = {308 SOC_DAPM_SINGLE("PCBeep Bypass Switch", AC97_PC_BEEP, 11, 1, 1),309 SOC_DAPM_SINGLE("Aux Playback Switch", AC97_CD, 11, 1, 1),310 SOC_DAPM_SINGLE("Phone Bypass Switch", AC97_PHONE, 14, 1, 1),311 SOC_DAPM_SINGLE("Line Bypass Switch", AC97_LINE, 14, 1, 1),312 SOC_DAPM_SINGLE("PCM Playback Switch", AC97_PCM, 14, 1, 1),313};314 315/* Phone Mixer */316static const struct snd_kcontrol_new wm9712_phone_mixer_controls[] = {317 SOC_DAPM_SINGLE("PCBeep Bypass Switch", AC97_PC_BEEP, 7, 1, 1),318 SOC_DAPM_SINGLE("Aux Playback Switch", AC97_CD, 7, 1, 1),319 SOC_DAPM_SINGLE("Line Bypass Switch", AC97_LINE, 13, 1, 1),320 SOC_DAPM_SINGLE("PCM Playback Switch", AC97_PCM, 13, 1, 1),321 SOC_DAPM_SINGLE("Mic 1 Sidetone Switch", AC97_MIC, 14, 1, 1),322 SOC_DAPM_SINGLE("Mic 2 Sidetone Switch", AC97_MIC, 13, 1, 1),323};324 325/* ALC headphone mux */326static const struct snd_kcontrol_new wm9712_alc_mux_controls =327SOC_DAPM_ENUM("Route", wm9712_enum[1]);328 329/* out 3 mux */330static const struct snd_kcontrol_new wm9712_out3_mux_controls =331SOC_DAPM_ENUM("Route", wm9712_enum[2]);332 333/* spk mux */334static const struct snd_kcontrol_new wm9712_spk_mux_controls =335SOC_DAPM_ENUM("Route", wm9712_enum[3]);336 337/* Capture to Phone mux */338static const struct snd_kcontrol_new wm9712_capture_phone_mux_controls =339SOC_DAPM_ENUM("Route", wm9712_enum[4]);340 341/* Capture left select */342static const struct snd_kcontrol_new wm9712_capture_selectl_controls =343SOC_DAPM_ENUM("Route", wm9712_enum[8]);344 345/* Capture right select */346static const struct snd_kcontrol_new wm9712_capture_selectr_controls =347SOC_DAPM_ENUM("Route", wm9712_enum[9]);348 349/* Mic select */350static const struct snd_kcontrol_new wm9712_mic_src_controls =351SOC_DAPM_ENUM("Mic Source Select", wm9712_enum[7]);352 353/* diff select */354static const struct snd_kcontrol_new wm9712_diff_sel_controls =355SOC_DAPM_ENUM("Route", wm9712_enum[11]);356 357static const struct snd_soc_dapm_widget wm9712_dapm_widgets[] = {358SND_SOC_DAPM_MUX("ALC Sidetone Mux", SND_SOC_NOPM, 0, 0,359 &wm9712_alc_mux_controls),360SND_SOC_DAPM_MUX("Out3 Mux", SND_SOC_NOPM, 0, 0,361 &wm9712_out3_mux_controls),362SND_SOC_DAPM_MUX("Speaker Mux", SND_SOC_NOPM, 0, 0,363 &wm9712_spk_mux_controls),364SND_SOC_DAPM_MUX("Capture Phone Mux", SND_SOC_NOPM, 0, 0,365 &wm9712_capture_phone_mux_controls),366SND_SOC_DAPM_MUX("Left Capture Select", SND_SOC_NOPM, 0, 0,367 &wm9712_capture_selectl_controls),368SND_SOC_DAPM_MUX("Right Capture Select", SND_SOC_NOPM, 0, 0,369 &wm9712_capture_selectr_controls),370SND_SOC_DAPM_MUX("Left Mic Select Source", SND_SOC_NOPM, 0, 0,371 &wm9712_mic_src_controls),372SND_SOC_DAPM_MUX("Right Mic Select Source", SND_SOC_NOPM, 0, 0,373 &wm9712_mic_src_controls),374SND_SOC_DAPM_MUX("Differential Source", SND_SOC_NOPM, 0, 0,375 &wm9712_diff_sel_controls),376SND_SOC_DAPM_MIXER("AC97 Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),377SND_SOC_DAPM_MIXER("Left HP Mixer", AC97_INT_PAGING, 9, 1,378 &wm9712_hpl_mixer_controls[0], ARRAY_SIZE(wm9712_hpl_mixer_controls)),379SND_SOC_DAPM_MIXER("Right HP Mixer", AC97_INT_PAGING, 8, 1,380 &wm9712_hpr_mixer_controls[0], ARRAY_SIZE(wm9712_hpr_mixer_controls)),381SND_SOC_DAPM_MIXER("Phone Mixer", AC97_INT_PAGING, 6, 1,382 &wm9712_phone_mixer_controls[0], ARRAY_SIZE(wm9712_phone_mixer_controls)),383SND_SOC_DAPM_MIXER("Speaker Mixer", AC97_INT_PAGING, 7, 1,384 &wm9712_speaker_mixer_controls[0],385 ARRAY_SIZE(wm9712_speaker_mixer_controls)),386SND_SOC_DAPM_MIXER("Mono Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),387SND_SOC_DAPM_DAC("Left DAC", "Left HiFi Playback", AC97_INT_PAGING, 14, 1),388SND_SOC_DAPM_DAC("Right DAC", "Right HiFi Playback", AC97_INT_PAGING, 13, 1),389SND_SOC_DAPM_DAC("Aux DAC", "Aux Playback", SND_SOC_NOPM, 0, 0),390SND_SOC_DAPM_ADC("Left ADC", "Left HiFi Capture", AC97_INT_PAGING, 12, 1),391SND_SOC_DAPM_ADC("Right ADC", "Right HiFi Capture", AC97_INT_PAGING, 11, 1),392SND_SOC_DAPM_PGA("Headphone PGA", AC97_INT_PAGING, 4, 1, NULL, 0),393SND_SOC_DAPM_PGA("Speaker PGA", AC97_INT_PAGING, 3, 1, NULL, 0),394SND_SOC_DAPM_PGA("Out 3 PGA", AC97_INT_PAGING, 5, 1, NULL, 0),395SND_SOC_DAPM_PGA("Line PGA", AC97_INT_PAGING, 2, 1, NULL, 0),396SND_SOC_DAPM_PGA("Phone PGA", AC97_INT_PAGING, 1, 1, NULL, 0),397SND_SOC_DAPM_PGA("Mic PGA", AC97_INT_PAGING, 0, 1, NULL, 0),398SND_SOC_DAPM_PGA("Differential Mic", SND_SOC_NOPM, 0, 0, NULL, 0),399SND_SOC_DAPM_MICBIAS("Mic Bias", AC97_INT_PAGING, 10, 1),400SND_SOC_DAPM_OUTPUT("MONOOUT"),401SND_SOC_DAPM_OUTPUT("HPOUTL"),402SND_SOC_DAPM_OUTPUT("HPOUTR"),403SND_SOC_DAPM_OUTPUT("LOUT2"),404SND_SOC_DAPM_OUTPUT("ROUT2"),405SND_SOC_DAPM_OUTPUT("OUT3"),406SND_SOC_DAPM_INPUT("LINEINL"),407SND_SOC_DAPM_INPUT("LINEINR"),408SND_SOC_DAPM_INPUT("PHONE"),409SND_SOC_DAPM_INPUT("PCBEEP"),410SND_SOC_DAPM_INPUT("MIC1"),411SND_SOC_DAPM_INPUT("MIC2"),412};413 414static const struct snd_soc_dapm_route wm9712_audio_map[] = {415 /* virtual mixer - mixes left & right channels for spk and mono */416 {"AC97 Mixer", NULL, "Left DAC"},417 {"AC97 Mixer", NULL, "Right DAC"},418 419 /* Left HP mixer */420 {"Left HP Mixer", "PCBeep Bypass Switch", "PCBEEP"},421 {"Left HP Mixer", "Aux Playback Switch", "Aux DAC"},422 {"Left HP Mixer", "Phone Bypass Switch", "Phone PGA"},423 {"Left HP Mixer", "Line Bypass Switch", "Line PGA"},424 {"Left HP Mixer", "PCM Playback Switch", "Left DAC"},425 {"Left HP Mixer", "Mic Sidetone Switch", "Mic PGA"},426 {"Left HP Mixer", NULL, "ALC Sidetone Mux"},427 428 /* Right HP mixer */429 {"Right HP Mixer", "PCBeep Bypass Switch", "PCBEEP"},430 {"Right HP Mixer", "Aux Playback Switch", "Aux DAC"},431 {"Right HP Mixer", "Phone Bypass Switch", "Phone PGA"},432 {"Right HP Mixer", "Line Bypass Switch", "Line PGA"},433 {"Right HP Mixer", "PCM Playback Switch", "Right DAC"},434 {"Right HP Mixer", "Mic Sidetone Switch", "Mic PGA"},435 {"Right HP Mixer", NULL, "ALC Sidetone Mux"},436 437 /* speaker mixer */438 {"Speaker Mixer", "PCBeep Bypass Switch", "PCBEEP"},439 {"Speaker Mixer", "Line Bypass Switch", "Line PGA"},440 {"Speaker Mixer", "PCM Playback Switch", "AC97 Mixer"},441 {"Speaker Mixer", "Phone Bypass Switch", "Phone PGA"},442 {"Speaker Mixer", "Aux Playback Switch", "Aux DAC"},443 444 /* Phone mixer */445 {"Phone Mixer", "PCBeep Bypass Switch", "PCBEEP"},446 {"Phone Mixer", "Line Bypass Switch", "Line PGA"},447 {"Phone Mixer", "Aux Playback Switch", "Aux DAC"},448 {"Phone Mixer", "PCM Playback Switch", "AC97 Mixer"},449 {"Phone Mixer", "Mic 1 Sidetone Switch", "Mic PGA"},450 {"Phone Mixer", "Mic 2 Sidetone Switch", "Mic PGA"},451 452 /* inputs */453 {"Line PGA", NULL, "LINEINL"},454 {"Line PGA", NULL, "LINEINR"},455 {"Phone PGA", NULL, "PHONE"},456 {"Mic PGA", NULL, "MIC1"},457 {"Mic PGA", NULL, "MIC2"},458 459 /* microphones */460 {"Differential Mic", NULL, "MIC1"},461 {"Differential Mic", NULL, "MIC2"},462 {"Left Mic Select Source", "Mic 1", "MIC1"},463 {"Left Mic Select Source", "Mic 2", "MIC2"},464 {"Left Mic Select Source", "Stereo", "MIC1"},465 {"Left Mic Select Source", "Differential", "Differential Mic"},466 {"Right Mic Select Source", "Mic 1", "MIC1"},467 {"Right Mic Select Source", "Mic 2", "MIC2"},468 {"Right Mic Select Source", "Stereo", "MIC2"},469 {"Right Mic Select Source", "Differential", "Differential Mic"},470 471 /* left capture selector */472 {"Left Capture Select", "Mic", "MIC1"},473 {"Left Capture Select", "Speaker Mixer", "Speaker Mixer"},474 {"Left Capture Select", "Line", "LINEINL"},475 {"Left Capture Select", "Headphone Mixer", "Left HP Mixer"},476 {"Left Capture Select", "Phone Mixer", "Phone Mixer"},477 {"Left Capture Select", "Phone", "PHONE"},478 479 /* right capture selector */480 {"Right Capture Select", "Mic", "MIC2"},481 {"Right Capture Select", "Speaker Mixer", "Speaker Mixer"},482 {"Right Capture Select", "Line", "LINEINR"},483 {"Right Capture Select", "Headphone Mixer", "Right HP Mixer"},484 {"Right Capture Select", "Phone Mixer", "Phone Mixer"},485 {"Right Capture Select", "Phone", "PHONE"},486 487 /* ALC Sidetone */488 {"ALC Sidetone Mux", "Stereo", "Left Capture Select"},489 {"ALC Sidetone Mux", "Stereo", "Right Capture Select"},490 {"ALC Sidetone Mux", "Left", "Left Capture Select"},491 {"ALC Sidetone Mux", "Right", "Right Capture Select"},492 493 /* ADC's */494 {"Left ADC", NULL, "Left Capture Select"},495 {"Right ADC", NULL, "Right Capture Select"},496 497 /* outputs */498 {"MONOOUT", NULL, "Phone Mixer"},499 {"HPOUTL", NULL, "Headphone PGA"},500 {"Headphone PGA", NULL, "Left HP Mixer"},501 {"HPOUTR", NULL, "Headphone PGA"},502 {"Headphone PGA", NULL, "Right HP Mixer"},503 504 /* mono mixer */505 {"Mono Mixer", NULL, "Left HP Mixer"},506 {"Mono Mixer", NULL, "Right HP Mixer"},507 508 /* Out3 Mux */509 {"Out3 Mux", "Left", "Left HP Mixer"},510 {"Out3 Mux", "Mono", "Phone Mixer"},511 {"Out3 Mux", "Left + Right", "Mono Mixer"},512 {"Out 3 PGA", NULL, "Out3 Mux"},513 {"OUT3", NULL, "Out 3 PGA"},514 515 /* speaker Mux */516 {"Speaker Mux", "Speaker Mix", "Speaker Mixer"},517 {"Speaker Mux", "Headphone Mix", "Mono Mixer"},518 {"Speaker PGA", NULL, "Speaker Mux"},519 {"LOUT2", NULL, "Speaker PGA"},520 {"ROUT2", NULL, "Speaker PGA"},521};522 523static int ac97_prepare(struct snd_pcm_substream *substream,524 struct snd_soc_dai *dai)525{526 struct snd_soc_component *component = dai->component;527 int reg;528 struct snd_pcm_runtime *runtime = substream->runtime;529 530 snd_soc_component_update_bits(component, AC97_EXTENDED_STATUS, 0x1, 0x1);531 532 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)533 reg = AC97_PCM_FRONT_DAC_RATE;534 else535 reg = AC97_PCM_LR_ADC_RATE;536 537 return snd_soc_component_write(component, reg, runtime->rate);538}539 540static int ac97_aux_prepare(struct snd_pcm_substream *substream,541 struct snd_soc_dai *dai)542{543 struct snd_soc_component *component = dai->component;544 struct snd_pcm_runtime *runtime = substream->runtime;545 546 snd_soc_component_update_bits(component, AC97_EXTENDED_STATUS, 0x1, 0x1);547 snd_soc_component_update_bits(component, AC97_PCI_SID, 0x8000, 0x8000);548 549 if (substream->stream != SNDRV_PCM_STREAM_PLAYBACK)550 return -ENODEV;551 552 return snd_soc_component_write(component, AC97_PCM_SURR_DAC_RATE, runtime->rate);553}554 555#define WM9712_AC97_RATES (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_11025 |\556 SNDRV_PCM_RATE_22050 | SNDRV_PCM_RATE_44100 |\557 SNDRV_PCM_RATE_48000)558 559static const struct snd_soc_dai_ops wm9712_dai_ops_hifi = {560 .prepare = ac97_prepare,561};562 563static const struct snd_soc_dai_ops wm9712_dai_ops_aux = {564 .prepare = ac97_aux_prepare,565};566 567static struct snd_soc_dai_driver wm9712_dai[] = {568{569 .name = "wm9712-hifi",570 .playback = {571 .stream_name = "HiFi Playback",572 .channels_min = 1,573 .channels_max = 2,574 .rates = WM9712_AC97_RATES,575 .formats = SND_SOC_STD_AC97_FMTS,},576 .capture = {577 .stream_name = "HiFi Capture",578 .channels_min = 1,579 .channels_max = 2,580 .rates = WM9712_AC97_RATES,581 .formats = SND_SOC_STD_AC97_FMTS,},582 .ops = &wm9712_dai_ops_hifi,583},584{585 .name = "wm9712-aux",586 .playback = {587 .stream_name = "Aux Playback",588 .channels_min = 1,589 .channels_max = 1,590 .rates = WM9712_AC97_RATES,591 .formats = SND_SOC_STD_AC97_FMTS,},592 .ops = &wm9712_dai_ops_aux,593}594};595 596static int wm9712_set_bias_level(struct snd_soc_component *component,597 enum snd_soc_bias_level level)598{599 switch (level) {600 case SND_SOC_BIAS_ON:601 case SND_SOC_BIAS_PREPARE:602 break;603 case SND_SOC_BIAS_STANDBY:604 snd_soc_component_write(component, AC97_POWERDOWN, 0x0000);605 break;606 case SND_SOC_BIAS_OFF:607 /* disable everything including AC link */608 snd_soc_component_write(component, AC97_EXTENDED_MSTATUS, 0xffff);609 snd_soc_component_write(component, AC97_POWERDOWN, 0xffff);610 break;611 }612 return 0;613}614 615static int wm9712_soc_resume(struct snd_soc_component *component)616{617 struct wm9712_priv *wm9712 = snd_soc_component_get_drvdata(component);618 int ret;619 620 ret = snd_ac97_reset(wm9712->ac97, true, WM9712_VENDOR_ID,621 WM9712_VENDOR_ID_MASK);622 if (ret < 0)623 return ret;624 625 snd_soc_component_force_bias_level(component, SND_SOC_BIAS_STANDBY);626 627 if (ret == 0)628 snd_soc_component_cache_sync(component);629 630 return ret;631}632 633static int wm9712_soc_probe(struct snd_soc_component *component)634{635 struct wm9712_priv *wm9712 = snd_soc_component_get_drvdata(component);636 struct regmap *regmap;637 638 if (wm9712->mfd_pdata) {639 wm9712->ac97 = wm9712->mfd_pdata->ac97;640 regmap = wm9712->mfd_pdata->regmap;641 } else if (IS_ENABLED(CONFIG_SND_SOC_AC97_BUS)) {642 int ret;643 644 wm9712->ac97 = snd_soc_new_ac97_component(component, WM9712_VENDOR_ID,645 WM9712_VENDOR_ID_MASK);646 if (IS_ERR(wm9712->ac97)) {647 ret = PTR_ERR(wm9712->ac97);648 dev_err(component->dev,649 "Failed to register AC97 codec: %d\n", ret);650 return ret;651 }652 653 regmap = regmap_init_ac97(wm9712->ac97, &wm9712_regmap_config);654 if (IS_ERR(regmap)) {655 snd_soc_free_ac97_component(wm9712->ac97);656 return PTR_ERR(regmap);657 }658 } else {659 return -ENXIO;660 }661 662 snd_soc_component_init_regmap(component, regmap);663 664 /* set alc mux to none */665 snd_soc_component_update_bits(component, AC97_VIDEO, 0x3000, 0x3000);666 667 return 0;668}669 670static void wm9712_soc_remove(struct snd_soc_component *component)671{672 struct wm9712_priv *wm9712 = snd_soc_component_get_drvdata(component);673 674 if (IS_ENABLED(CONFIG_SND_SOC_AC97_BUS) && !wm9712->mfd_pdata) {675 snd_soc_component_exit_regmap(component);676 snd_soc_free_ac97_component(wm9712->ac97);677 }678}679 680static const struct snd_soc_component_driver soc_component_dev_wm9712 = {681 .probe = wm9712_soc_probe,682 .remove = wm9712_soc_remove,683 .resume = wm9712_soc_resume,684 .set_bias_level = wm9712_set_bias_level,685 .controls = wm9712_snd_ac97_controls,686 .num_controls = ARRAY_SIZE(wm9712_snd_ac97_controls),687 .dapm_widgets = wm9712_dapm_widgets,688 .num_dapm_widgets = ARRAY_SIZE(wm9712_dapm_widgets),689 .dapm_routes = wm9712_audio_map,690 .num_dapm_routes = ARRAY_SIZE(wm9712_audio_map),691 .suspend_bias_off = 1,692 .idle_bias_on = 1,693 .use_pmdown_time = 1,694 .endianness = 1,695};696 697static int wm9712_probe(struct platform_device *pdev)698{699 struct wm9712_priv *wm9712;700 701 wm9712 = devm_kzalloc(&pdev->dev, sizeof(*wm9712), GFP_KERNEL);702 if (wm9712 == NULL)703 return -ENOMEM;704 705 mutex_init(&wm9712->lock);706 707 wm9712->mfd_pdata = dev_get_platdata(&pdev->dev);708 platform_set_drvdata(pdev, wm9712);709 710 return devm_snd_soc_register_component(&pdev->dev,711 &soc_component_dev_wm9712, wm9712_dai, ARRAY_SIZE(wm9712_dai));712}713 714static struct platform_driver wm9712_component_driver = {715 .driver = {716 .name = "wm9712-codec",717 },718 719 .probe = wm9712_probe,720};721 722module_platform_driver(wm9712_component_driver);723 724MODULE_DESCRIPTION("ASoC WM9711/WM9712 driver");725MODULE_AUTHOR("Liam Girdwood");726MODULE_LICENSE("GPL");727