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0001 // SPDX-License-Identifier: GPL-2.0-or-later
0002 /*
0003  * wm9713.c  --  ALSA Soc WM9713 codec support
0004  *
0005  * Copyright 2006-10 Wolfson Microelectronics PLC.
0006  * Author: Liam Girdwood <lrg@slimlogic.co.uk>
0007  *
0008  *  Features:-
0009  *
0010  *   o Support for AC97 Codec, Voice DAC and Aux DAC
0011  *   o Support for DAPM
0012  */
0013 
0014 #include <linux/init.h>
0015 #include <linux/slab.h>
0016 #include <linux/mfd/wm97xx.h>
0017 #include <linux/module.h>
0018 #include <linux/device.h>
0019 #include <linux/regmap.h>
0020 #include <sound/core.h>
0021 #include <sound/pcm.h>
0022 #include <sound/ac97_codec.h>
0023 #include <sound/ac97/codec.h>
0024 #include <sound/ac97/compat.h>
0025 #include <sound/initval.h>
0026 #include <sound/pcm_params.h>
0027 #include <sound/tlv.h>
0028 #include <sound/soc.h>
0029 
0030 #include "wm9713.h"
0031 
0032 #define WM9713_VENDOR_ID 0x574d4c13
0033 #define WM9713_VENDOR_ID_MASK 0xffffffff
0034 
0035 struct wm9713_priv {
0036     struct snd_ac97 *ac97;
0037     u32 pll_in; /* PLL input frequency */
0038     unsigned int hp_mixer[2];
0039     struct mutex lock;
0040     struct wm97xx_platform_data *mfd_pdata;
0041 };
0042 
0043 #define HPL_MIXER 0
0044 #define HPR_MIXER 1
0045 
0046 static const char *wm9713_mic_mixer[] = {"Stereo", "Mic 1", "Mic 2", "Mute"};
0047 static const char *wm9713_rec_mux[] = {"Stereo", "Left", "Right", "Mute"};
0048 static const char *wm9713_rec_src[] =
0049     {"Mic 1", "Mic 2", "Line", "Mono In", "Headphone", "Speaker",
0050     "Mono Out", "Zh"};
0051 static const char *wm9713_rec_gain[] = {"+1.5dB Steps", "+0.75dB Steps"};
0052 static const char *wm9713_alc_select[] = {"None", "Left", "Right", "Stereo"};
0053 static const char *wm9713_mono_pga[] = {"Vmid", "Zh", "Mono", "Inv"};
0054 static const char *wm9713_spk_pga[] =
0055     {"Vmid", "Zh", "Headphone", "Speaker", "Inv", "Headphone Vmid",
0056     "Speaker Vmid", "Inv Vmid"};
0057 static const char *wm9713_hp_pga[] = {"Vmid", "Zh", "Headphone",
0058     "Headphone Vmid"};
0059 static const char *wm9713_out3_pga[] = {"Vmid", "Zh", "Inv 1", "Inv 1 Vmid"};
0060 static const char *wm9713_out4_pga[] = {"Vmid", "Zh", "Inv 2", "Inv 2 Vmid"};
0061 static const char *wm9713_dac_inv[] =
0062     {"Off", "Mono", "Speaker", "Left Headphone", "Right Headphone",
0063     "Headphone Mono", "NC", "Vmid"};
0064 static const char *wm9713_bass[] = {"Linear Control", "Adaptive Boost"};
0065 static const char *wm9713_ng_type[] = {"Constant Gain", "Mute"};
0066 static const char *wm9713_mic_select[] = {"Mic 1", "Mic 2 A", "Mic 2 B"};
0067 static const char *wm9713_micb_select[] = {"MPB", "MPA"};
0068 
0069 static const struct soc_enum wm9713_enum[] = {
0070 SOC_ENUM_SINGLE(AC97_LINE, 3, 4, wm9713_mic_mixer), /* record mic mixer 0 */
0071 SOC_ENUM_SINGLE(AC97_VIDEO, 14, 4, wm9713_rec_mux), /* record mux hp 1 */
0072 SOC_ENUM_SINGLE(AC97_VIDEO, 9, 4, wm9713_rec_mux),  /* record mux mono 2 */
0073 SOC_ENUM_SINGLE(AC97_VIDEO, 3, 8, wm9713_rec_src),  /* record mux left 3 */
0074 SOC_ENUM_SINGLE(AC97_VIDEO, 0, 8, wm9713_rec_src),  /* record mux right 4*/
0075 SOC_ENUM_DOUBLE(AC97_CD, 14, 6, 2, wm9713_rec_gain), /* record step size 5 */
0076 SOC_ENUM_SINGLE(AC97_PCI_SVID, 14, 4, wm9713_alc_select), /* alc source select 6*/
0077 SOC_ENUM_SINGLE(AC97_REC_GAIN, 14, 4, wm9713_mono_pga), /* mono input select 7 */
0078 SOC_ENUM_SINGLE(AC97_REC_GAIN, 11, 8, wm9713_spk_pga), /* speaker left input select 8 */
0079 SOC_ENUM_SINGLE(AC97_REC_GAIN, 8, 8, wm9713_spk_pga), /* speaker right input select 9 */
0080 SOC_ENUM_SINGLE(AC97_REC_GAIN, 6, 3, wm9713_hp_pga), /* headphone left input 10 */
0081 SOC_ENUM_SINGLE(AC97_REC_GAIN, 4, 3, wm9713_hp_pga), /* headphone right input 11 */
0082 SOC_ENUM_SINGLE(AC97_REC_GAIN, 2, 4, wm9713_out3_pga), /* out 3 source 12 */
0083 SOC_ENUM_SINGLE(AC97_REC_GAIN, 0, 4, wm9713_out4_pga), /* out 4 source 13 */
0084 SOC_ENUM_SINGLE(AC97_REC_GAIN_MIC, 13, 8, wm9713_dac_inv), /* dac invert 1 14 */
0085 SOC_ENUM_SINGLE(AC97_REC_GAIN_MIC, 10, 8, wm9713_dac_inv), /* dac invert 2 15 */
0086 SOC_ENUM_SINGLE(AC97_GENERAL_PURPOSE, 15, 2, wm9713_bass), /* bass control 16 */
0087 SOC_ENUM_SINGLE(AC97_PCI_SVID, 5, 2, wm9713_ng_type), /* noise gate type 17 */
0088 SOC_ENUM_SINGLE(AC97_3D_CONTROL, 12, 3, wm9713_mic_select), /* mic selection 18 */
0089 SOC_ENUM_SINGLE_VIRT(2, wm9713_micb_select), /* mic selection 19 */
0090 };
0091 
0092 static const DECLARE_TLV_DB_SCALE(out_tlv, -4650, 150, 0);
0093 static const DECLARE_TLV_DB_SCALE(main_tlv, -3450, 150, 0);
0094 static const DECLARE_TLV_DB_SCALE(misc_tlv, -1500, 300, 0);
0095 static const  DECLARE_TLV_DB_RANGE(mic_tlv,
0096     0, 2, TLV_DB_SCALE_ITEM(1200, 600, 0),
0097     3, 3, TLV_DB_SCALE_ITEM(3000, 0, 0)
0098 );
0099 
0100 static const struct snd_kcontrol_new wm9713_snd_ac97_controls[] = {
0101 SOC_DOUBLE_TLV("Speaker Playback Volume", AC97_MASTER, 8, 0, 31, 1, out_tlv),
0102 SOC_DOUBLE("Speaker Playback Switch", AC97_MASTER, 15, 7, 1, 1),
0103 SOC_DOUBLE_TLV("Headphone Playback Volume", AC97_HEADPHONE, 8, 0, 31, 1,
0104            out_tlv),
0105 SOC_DOUBLE("Headphone Playback Switch", AC97_HEADPHONE, 15, 7, 1, 1),
0106 SOC_DOUBLE_TLV("Line In Volume", AC97_PC_BEEP, 8, 0, 31, 1, main_tlv),
0107 SOC_DOUBLE_TLV("PCM Playback Volume", AC97_PHONE, 8, 0, 31, 1, main_tlv),
0108 SOC_SINGLE_TLV("Mic 1 Volume", AC97_MIC, 8, 31, 1, main_tlv),
0109 SOC_SINGLE_TLV("Mic 2 Volume", AC97_MIC, 0, 31, 1, main_tlv),
0110 SOC_SINGLE_TLV("Mic 1 Preamp Volume", AC97_3D_CONTROL, 10, 3, 0, mic_tlv),
0111 SOC_SINGLE_TLV("Mic 2 Preamp Volume", AC97_3D_CONTROL, 12, 3, 0, mic_tlv),
0112 
0113 SOC_SINGLE("Mic Boost (+20dB) Switch", AC97_LINE, 5, 1, 0),
0114 SOC_SINGLE("Mic Headphone Mixer Volume", AC97_LINE, 0, 7, 1),
0115 
0116 SOC_SINGLE("Capture Switch", AC97_CD, 15, 1, 1),
0117 SOC_ENUM("Capture Volume Steps", wm9713_enum[5]),
0118 SOC_DOUBLE("Capture Volume", AC97_CD, 8, 0, 31, 0),
0119 SOC_SINGLE("Capture ZC Switch", AC97_CD, 7, 1, 0),
0120 
0121 SOC_SINGLE_TLV("Capture to Headphone Volume", AC97_VIDEO, 11, 7, 1, misc_tlv),
0122 SOC_SINGLE("Capture to Mono Boost (+20dB) Switch", AC97_VIDEO, 8, 1, 0),
0123 SOC_SINGLE("Capture ADC Boost (+20dB) Switch", AC97_VIDEO, 6, 1, 0),
0124 
0125 SOC_SINGLE("ALC Target Volume", AC97_CODEC_CLASS_REV, 12, 15, 0),
0126 SOC_SINGLE("ALC Hold Time", AC97_CODEC_CLASS_REV, 8, 15, 0),
0127 SOC_SINGLE("ALC Decay Time", AC97_CODEC_CLASS_REV, 4, 15, 0),
0128 SOC_SINGLE("ALC Attack Time", AC97_CODEC_CLASS_REV, 0, 15, 0),
0129 SOC_ENUM("ALC Function", wm9713_enum[6]),
0130 SOC_SINGLE("ALC Max Volume", AC97_PCI_SVID, 11, 7, 0),
0131 SOC_SINGLE("ALC ZC Timeout", AC97_PCI_SVID, 9, 3, 0),
0132 SOC_SINGLE("ALC ZC Switch", AC97_PCI_SVID, 8, 1, 0),
0133 SOC_SINGLE("ALC NG Switch", AC97_PCI_SVID, 7, 1, 0),
0134 SOC_ENUM("ALC NG Type", wm9713_enum[17]),
0135 SOC_SINGLE("ALC NG Threshold", AC97_PCI_SVID, 0, 31, 0),
0136 
0137 SOC_DOUBLE("Speaker Playback ZC Switch", AC97_MASTER, 14, 6, 1, 0),
0138 SOC_DOUBLE("Headphone Playback ZC Switch", AC97_HEADPHONE, 14, 6, 1, 0),
0139 
0140 SOC_SINGLE("Out4 Playback Switch", AC97_MASTER_MONO, 15, 1, 1),
0141 SOC_SINGLE("Out4 Playback ZC Switch", AC97_MASTER_MONO, 14, 1, 0),
0142 SOC_SINGLE_TLV("Out4 Playback Volume", AC97_MASTER_MONO, 8, 31, 1, out_tlv),
0143 
0144 SOC_SINGLE("Out3 Playback Switch", AC97_MASTER_MONO, 7, 1, 1),
0145 SOC_SINGLE("Out3 Playback ZC Switch", AC97_MASTER_MONO, 6, 1, 0),
0146 SOC_SINGLE_TLV("Out3 Playback Volume", AC97_MASTER_MONO, 0, 31, 1, out_tlv),
0147 
0148 SOC_SINGLE_TLV("Mono Capture Volume", AC97_MASTER_TONE, 8, 31, 1, main_tlv),
0149 SOC_SINGLE("Mono Playback Switch", AC97_MASTER_TONE, 7, 1, 1),
0150 SOC_SINGLE("Mono Playback ZC Switch", AC97_MASTER_TONE, 6, 1, 0),
0151 SOC_SINGLE_TLV("Mono Playback Volume", AC97_MASTER_TONE, 0, 31, 1, out_tlv),
0152 
0153 SOC_SINGLE_TLV("Headphone Mixer Beep Playback Volume", AC97_AUX, 12, 7, 1,
0154            misc_tlv),
0155 SOC_SINGLE_TLV("Speaker Mixer Beep Playback Volume", AC97_AUX, 8, 7, 1,
0156            misc_tlv),
0157 SOC_SINGLE_TLV("Mono Mixer Beep Playback Volume", AC97_AUX, 4, 7, 1, misc_tlv),
0158 
0159 SOC_SINGLE_TLV("Voice Playback Headphone Volume", AC97_PCM, 12, 7, 1,
0160            misc_tlv),
0161 SOC_SINGLE("Voice Playback Master Volume", AC97_PCM, 8, 7, 1),
0162 SOC_SINGLE("Voice Playback Mono Volume", AC97_PCM, 4, 7, 1),
0163 
0164 SOC_SINGLE_TLV("Headphone Mixer Aux Playback Volume", AC97_REC_SEL, 12, 7, 1,
0165            misc_tlv),
0166 
0167 SOC_SINGLE_TLV("Speaker Mixer Voice Playback Volume", AC97_PCM, 8, 7, 1,
0168            misc_tlv),
0169 SOC_SINGLE_TLV("Speaker Mixer Aux Playback Volume", AC97_REC_SEL, 8, 7, 1,
0170            misc_tlv),
0171 
0172 SOC_SINGLE_TLV("Mono Mixer Voice Playback Volume", AC97_PCM, 4, 7, 1,
0173            misc_tlv),
0174 SOC_SINGLE_TLV("Mono Mixer Aux Playback Volume", AC97_REC_SEL, 4, 7, 1,
0175            misc_tlv),
0176 
0177 SOC_SINGLE("Aux Playback Headphone Volume", AC97_REC_SEL, 12, 7, 1),
0178 SOC_SINGLE("Aux Playback Master Volume", AC97_REC_SEL, 8, 7, 1),
0179 
0180 SOC_ENUM("Bass Control", wm9713_enum[16]),
0181 SOC_SINGLE("Bass Cut-off Switch", AC97_GENERAL_PURPOSE, 12, 1, 1),
0182 SOC_SINGLE("Tone Cut-off Switch", AC97_GENERAL_PURPOSE, 4, 1, 1),
0183 SOC_SINGLE("Playback Attenuate (-6dB) Switch", AC97_GENERAL_PURPOSE, 6, 1, 0),
0184 SOC_SINGLE("Bass Volume", AC97_GENERAL_PURPOSE, 8, 15, 1),
0185 SOC_SINGLE("Tone Volume", AC97_GENERAL_PURPOSE, 0, 15, 1),
0186 
0187 SOC_SINGLE("3D Upper Cut-off Switch", AC97_REC_GAIN_MIC, 5, 1, 0),
0188 SOC_SINGLE("3D Lower Cut-off Switch", AC97_REC_GAIN_MIC, 4, 1, 0),
0189 SOC_SINGLE("3D Depth", AC97_REC_GAIN_MIC, 0, 15, 1),
0190 };
0191 
0192 static int wm9713_voice_shutdown(struct snd_soc_dapm_widget *w,
0193                  struct snd_kcontrol *kcontrol, int event)
0194 {
0195     struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
0196 
0197     if (WARN_ON(event != SND_SOC_DAPM_PRE_PMD))
0198         return -EINVAL;
0199 
0200     /* Gracefully shut down the voice interface. */
0201     snd_soc_component_update_bits(component, AC97_HANDSET_RATE, 0x0f00, 0x0200);
0202     schedule_timeout_interruptible(msecs_to_jiffies(1));
0203     snd_soc_component_update_bits(component, AC97_HANDSET_RATE, 0x0f00, 0x0f00);
0204     snd_soc_component_update_bits(component, AC97_EXTENDED_MID, 0x1000, 0x1000);
0205 
0206     return 0;
0207 }
0208 
0209 static const unsigned int wm9713_mixer_mute_regs[] = {
0210     AC97_PC_BEEP,
0211     AC97_MASTER_TONE,
0212     AC97_PHONE,
0213     AC97_REC_SEL,
0214     AC97_PCM,
0215     AC97_AUX,
0216 };
0217 
0218 /* We have to create a fake left and right HP mixers because
0219  * the codec only has a single control that is shared by both channels.
0220  * This makes it impossible to determine the audio path using the current
0221  * register map, thus we add a new (virtual) register to help determine the
0222  * audio route within the device.
0223  */
0224 static int wm9713_hp_mixer_put(struct snd_kcontrol *kcontrol,
0225     struct snd_ctl_elem_value *ucontrol)
0226 {
0227     struct snd_soc_dapm_context *dapm = snd_soc_dapm_kcontrol_dapm(kcontrol);
0228     struct snd_soc_component *component = snd_soc_dapm_to_component(dapm);
0229     struct wm9713_priv *wm9713 = snd_soc_component_get_drvdata(component);
0230     unsigned int val = ucontrol->value.integer.value[0];
0231     struct soc_mixer_control *mc =
0232         (struct soc_mixer_control *)kcontrol->private_value;
0233     unsigned int mixer, mask, shift, old;
0234     struct snd_soc_dapm_update update = {};
0235     bool change;
0236 
0237     mixer = mc->shift >> 8;
0238     shift = mc->shift & 0xff;
0239     mask = (1 << shift);
0240 
0241     mutex_lock(&wm9713->lock);
0242     old = wm9713->hp_mixer[mixer];
0243     if (ucontrol->value.integer.value[0])
0244         wm9713->hp_mixer[mixer] |= mask;
0245     else
0246         wm9713->hp_mixer[mixer] &= ~mask;
0247 
0248     change = old != wm9713->hp_mixer[mixer];
0249     if (change) {
0250         update.kcontrol = kcontrol;
0251         update.reg = wm9713_mixer_mute_regs[shift];
0252         update.mask = 0x8000;
0253         if ((wm9713->hp_mixer[0] & mask) ||
0254             (wm9713->hp_mixer[1] & mask))
0255             update.val = 0x0;
0256         else
0257             update.val = 0x8000;
0258 
0259         snd_soc_dapm_mixer_update_power(dapm, kcontrol, val,
0260             &update);
0261     }
0262 
0263     mutex_unlock(&wm9713->lock);
0264 
0265     return change;
0266 }
0267 
0268 static int wm9713_hp_mixer_get(struct snd_kcontrol *kcontrol,
0269     struct snd_ctl_elem_value *ucontrol)
0270 {
0271     struct snd_soc_dapm_context *dapm = snd_soc_dapm_kcontrol_dapm(kcontrol);
0272     struct snd_soc_component *component = snd_soc_dapm_to_component(dapm);
0273     struct wm9713_priv *wm9713 = snd_soc_component_get_drvdata(component);
0274     struct soc_mixer_control *mc =
0275         (struct soc_mixer_control *)kcontrol->private_value;
0276     unsigned int mixer, shift;
0277 
0278     mixer = mc->shift >> 8;
0279     shift = mc->shift & 0xff;
0280 
0281     ucontrol->value.integer.value[0] =
0282         (wm9713->hp_mixer[mixer] >> shift) & 1;
0283 
0284     return 0;
0285 }
0286 
0287 #define WM9713_HP_MIXER_CTRL(xname, xmixer, xshift) { \
0288     .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
0289     .info = snd_soc_info_volsw, \
0290     .get = wm9713_hp_mixer_get, .put = wm9713_hp_mixer_put, \
0291     .private_value = SOC_DOUBLE_VALUE(SND_SOC_NOPM, \
0292         xshift, xmixer, 1, 0, 0) \
0293 }
0294 
0295 /* Left Headphone Mixers */
0296 static const struct snd_kcontrol_new wm9713_hpl_mixer_controls[] = {
0297 WM9713_HP_MIXER_CTRL("Beep Playback Switch", HPL_MIXER, 5),
0298 WM9713_HP_MIXER_CTRL("Voice Playback Switch", HPL_MIXER, 4),
0299 WM9713_HP_MIXER_CTRL("Aux Playback Switch", HPL_MIXER, 3),
0300 WM9713_HP_MIXER_CTRL("PCM Playback Switch", HPL_MIXER, 2),
0301 WM9713_HP_MIXER_CTRL("MonoIn Playback Switch", HPL_MIXER, 1),
0302 WM9713_HP_MIXER_CTRL("Bypass Playback Switch", HPL_MIXER, 0),
0303 };
0304 
0305 /* Right Headphone Mixers */
0306 static const struct snd_kcontrol_new wm9713_hpr_mixer_controls[] = {
0307 WM9713_HP_MIXER_CTRL("Beep Playback Switch", HPR_MIXER, 5),
0308 WM9713_HP_MIXER_CTRL("Voice Playback Switch", HPR_MIXER, 4),
0309 WM9713_HP_MIXER_CTRL("Aux Playback Switch", HPR_MIXER, 3),
0310 WM9713_HP_MIXER_CTRL("PCM Playback Switch", HPR_MIXER, 2),
0311 WM9713_HP_MIXER_CTRL("MonoIn Playback Switch", HPR_MIXER, 1),
0312 WM9713_HP_MIXER_CTRL("Bypass Playback Switch", HPR_MIXER, 0),
0313 };
0314 
0315 /* headphone capture mux */
0316 static const struct snd_kcontrol_new wm9713_hp_rec_mux_controls =
0317 SOC_DAPM_ENUM("Route", wm9713_enum[1]);
0318 
0319 /* headphone mic mux */
0320 static const struct snd_kcontrol_new wm9713_hp_mic_mux_controls =
0321 SOC_DAPM_ENUM("Route", wm9713_enum[0]);
0322 
0323 /* Speaker Mixer */
0324 static const struct snd_kcontrol_new wm9713_speaker_mixer_controls[] = {
0325 SOC_DAPM_SINGLE("Beep Playback Switch", AC97_AUX, 11, 1, 1),
0326 SOC_DAPM_SINGLE("Voice Playback Switch", AC97_PCM, 11, 1, 1),
0327 SOC_DAPM_SINGLE("Aux Playback Switch", AC97_REC_SEL, 11, 1, 1),
0328 SOC_DAPM_SINGLE("PCM Playback Switch", AC97_PHONE, 14, 1, 1),
0329 SOC_DAPM_SINGLE("MonoIn Playback Switch", AC97_MASTER_TONE, 14, 1, 1),
0330 SOC_DAPM_SINGLE("Bypass Playback Switch", AC97_PC_BEEP, 14, 1, 1),
0331 };
0332 
0333 /* Mono Mixer */
0334 static const struct snd_kcontrol_new wm9713_mono_mixer_controls[] = {
0335 SOC_DAPM_SINGLE("Beep Playback Switch", AC97_AUX, 7, 1, 1),
0336 SOC_DAPM_SINGLE("Voice Playback Switch", AC97_PCM, 7, 1, 1),
0337 SOC_DAPM_SINGLE("Aux Playback Switch", AC97_REC_SEL, 7, 1, 1),
0338 SOC_DAPM_SINGLE("PCM Playback Switch", AC97_PHONE, 13, 1, 1),
0339 SOC_DAPM_SINGLE("MonoIn Playback Switch", AC97_MASTER_TONE, 13, 1, 1),
0340 SOC_DAPM_SINGLE("Bypass Playback Switch", AC97_PC_BEEP, 13, 1, 1),
0341 SOC_DAPM_SINGLE("Mic 1 Sidetone Switch", AC97_LINE, 7, 1, 1),
0342 SOC_DAPM_SINGLE("Mic 2 Sidetone Switch", AC97_LINE, 6, 1, 1),
0343 };
0344 
0345 /* mono mic mux */
0346 static const struct snd_kcontrol_new wm9713_mono_mic_mux_controls =
0347 SOC_DAPM_ENUM("Route", wm9713_enum[2]);
0348 
0349 /* mono output mux */
0350 static const struct snd_kcontrol_new wm9713_mono_mux_controls =
0351 SOC_DAPM_ENUM("Route", wm9713_enum[7]);
0352 
0353 /* speaker left output mux */
0354 static const struct snd_kcontrol_new wm9713_hp_spkl_mux_controls =
0355 SOC_DAPM_ENUM("Route", wm9713_enum[8]);
0356 
0357 /* speaker right output mux */
0358 static const struct snd_kcontrol_new wm9713_hp_spkr_mux_controls =
0359 SOC_DAPM_ENUM("Route", wm9713_enum[9]);
0360 
0361 /* headphone left output mux */
0362 static const struct snd_kcontrol_new wm9713_hpl_out_mux_controls =
0363 SOC_DAPM_ENUM("Route", wm9713_enum[10]);
0364 
0365 /* headphone right output mux */
0366 static const struct snd_kcontrol_new wm9713_hpr_out_mux_controls =
0367 SOC_DAPM_ENUM("Route", wm9713_enum[11]);
0368 
0369 /* Out3 mux */
0370 static const struct snd_kcontrol_new wm9713_out3_mux_controls =
0371 SOC_DAPM_ENUM("Route", wm9713_enum[12]);
0372 
0373 /* Out4 mux */
0374 static const struct snd_kcontrol_new wm9713_out4_mux_controls =
0375 SOC_DAPM_ENUM("Route", wm9713_enum[13]);
0376 
0377 /* DAC inv mux 1 */
0378 static const struct snd_kcontrol_new wm9713_dac_inv1_mux_controls =
0379 SOC_DAPM_ENUM("Route", wm9713_enum[14]);
0380 
0381 /* DAC inv mux 2 */
0382 static const struct snd_kcontrol_new wm9713_dac_inv2_mux_controls =
0383 SOC_DAPM_ENUM("Route", wm9713_enum[15]);
0384 
0385 /* Capture source left */
0386 static const struct snd_kcontrol_new wm9713_rec_srcl_mux_controls =
0387 SOC_DAPM_ENUM("Route", wm9713_enum[3]);
0388 
0389 /* Capture source right */
0390 static const struct snd_kcontrol_new wm9713_rec_srcr_mux_controls =
0391 SOC_DAPM_ENUM("Route", wm9713_enum[4]);
0392 
0393 /* mic source */
0394 static const struct snd_kcontrol_new wm9713_mic_sel_mux_controls =
0395 SOC_DAPM_ENUM("Route", wm9713_enum[18]);
0396 
0397 /* mic source B virtual control */
0398 static const struct snd_kcontrol_new wm9713_micb_sel_mux_controls =
0399 SOC_DAPM_ENUM("Route", wm9713_enum[19]);
0400 
0401 static const struct snd_soc_dapm_widget wm9713_dapm_widgets[] = {
0402 SND_SOC_DAPM_MUX("Capture Headphone Mux", SND_SOC_NOPM, 0, 0,
0403     &wm9713_hp_rec_mux_controls),
0404 SND_SOC_DAPM_MUX("Sidetone Mux", SND_SOC_NOPM, 0, 0,
0405     &wm9713_hp_mic_mux_controls),
0406 SND_SOC_DAPM_MUX("Capture Mono Mux", SND_SOC_NOPM, 0, 0,
0407     &wm9713_mono_mic_mux_controls),
0408 SND_SOC_DAPM_MUX("Mono Out Mux", SND_SOC_NOPM, 0, 0,
0409     &wm9713_mono_mux_controls),
0410 SND_SOC_DAPM_MUX("Left Speaker Out Mux", SND_SOC_NOPM, 0, 0,
0411     &wm9713_hp_spkl_mux_controls),
0412 SND_SOC_DAPM_MUX("Right Speaker Out Mux", SND_SOC_NOPM, 0, 0,
0413     &wm9713_hp_spkr_mux_controls),
0414 SND_SOC_DAPM_MUX("Left Headphone Out Mux", SND_SOC_NOPM, 0, 0,
0415     &wm9713_hpl_out_mux_controls),
0416 SND_SOC_DAPM_MUX("Right Headphone Out Mux", SND_SOC_NOPM, 0, 0,
0417     &wm9713_hpr_out_mux_controls),
0418 SND_SOC_DAPM_MUX("Out 3 Mux", SND_SOC_NOPM, 0, 0,
0419     &wm9713_out3_mux_controls),
0420 SND_SOC_DAPM_MUX("Out 4 Mux", SND_SOC_NOPM, 0, 0,
0421     &wm9713_out4_mux_controls),
0422 SND_SOC_DAPM_MUX("DAC Inv Mux 1", SND_SOC_NOPM, 0, 0,
0423     &wm9713_dac_inv1_mux_controls),
0424 SND_SOC_DAPM_MUX("DAC Inv Mux 2", SND_SOC_NOPM, 0, 0,
0425     &wm9713_dac_inv2_mux_controls),
0426 SND_SOC_DAPM_MUX("Left Capture Source", SND_SOC_NOPM, 0, 0,
0427     &wm9713_rec_srcl_mux_controls),
0428 SND_SOC_DAPM_MUX("Right Capture Source", SND_SOC_NOPM, 0, 0,
0429     &wm9713_rec_srcr_mux_controls),
0430 SND_SOC_DAPM_MUX("Mic A Source", SND_SOC_NOPM, 0, 0,
0431     &wm9713_mic_sel_mux_controls),
0432 SND_SOC_DAPM_MUX("Mic B Source", SND_SOC_NOPM, 0, 0,
0433     &wm9713_micb_sel_mux_controls),
0434 SND_SOC_DAPM_MIXER("Left HP Mixer", AC97_EXTENDED_MID, 3, 1,
0435     &wm9713_hpl_mixer_controls[0], ARRAY_SIZE(wm9713_hpl_mixer_controls)),
0436 SND_SOC_DAPM_MIXER("Right HP Mixer", AC97_EXTENDED_MID, 2, 1,
0437     &wm9713_hpr_mixer_controls[0], ARRAY_SIZE(wm9713_hpr_mixer_controls)),
0438 SND_SOC_DAPM_MIXER("Mono Mixer", AC97_EXTENDED_MID, 0, 1,
0439     &wm9713_mono_mixer_controls[0], ARRAY_SIZE(wm9713_mono_mixer_controls)),
0440 SND_SOC_DAPM_MIXER("Speaker Mixer", AC97_EXTENDED_MID, 1, 1,
0441     &wm9713_speaker_mixer_controls[0],
0442     ARRAY_SIZE(wm9713_speaker_mixer_controls)),
0443 SND_SOC_DAPM_DAC("Left DAC", "Left HiFi Playback", AC97_EXTENDED_MID, 7, 1),
0444 SND_SOC_DAPM_DAC("Right DAC", "Right HiFi Playback", AC97_EXTENDED_MID, 6, 1),
0445 SND_SOC_DAPM_MIXER("AC97 Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
0446 SND_SOC_DAPM_MIXER("HP Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
0447 SND_SOC_DAPM_MIXER("Line Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
0448 SND_SOC_DAPM_MIXER("Capture Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
0449 SND_SOC_DAPM_DAC_E("Voice DAC", "Voice Playback", AC97_EXTENDED_MID, 12, 1,
0450            wm9713_voice_shutdown, SND_SOC_DAPM_PRE_PMD),
0451 SND_SOC_DAPM_DAC("Aux DAC", "Aux Playback", AC97_EXTENDED_MID, 11, 1),
0452 SND_SOC_DAPM_PGA("Left ADC", AC97_EXTENDED_MID, 5, 1, NULL, 0),
0453 SND_SOC_DAPM_PGA("Right ADC", AC97_EXTENDED_MID, 4, 1, NULL, 0),
0454 SND_SOC_DAPM_ADC("Left HiFi ADC", "Left HiFi Capture", SND_SOC_NOPM, 0, 0),
0455 SND_SOC_DAPM_ADC("Right HiFi ADC", "Right HiFi Capture", SND_SOC_NOPM, 0, 0),
0456 SND_SOC_DAPM_ADC("Left Voice ADC", "Left Voice Capture", SND_SOC_NOPM, 0, 0),
0457 SND_SOC_DAPM_ADC("Right Voice ADC", "Right Voice Capture", SND_SOC_NOPM, 0, 0),
0458 SND_SOC_DAPM_PGA("Left Headphone", AC97_EXTENDED_MSTATUS, 10, 1, NULL, 0),
0459 SND_SOC_DAPM_PGA("Right Headphone", AC97_EXTENDED_MSTATUS, 9, 1, NULL, 0),
0460 SND_SOC_DAPM_PGA("Left Speaker", AC97_EXTENDED_MSTATUS, 8, 1, NULL, 0),
0461 SND_SOC_DAPM_PGA("Right Speaker", AC97_EXTENDED_MSTATUS, 7, 1, NULL, 0),
0462 SND_SOC_DAPM_PGA("Out 3", AC97_EXTENDED_MSTATUS, 11, 1, NULL, 0),
0463 SND_SOC_DAPM_PGA("Out 4", AC97_EXTENDED_MSTATUS, 12, 1, NULL, 0),
0464 SND_SOC_DAPM_PGA("Mono Out", AC97_EXTENDED_MSTATUS, 13, 1, NULL, 0),
0465 SND_SOC_DAPM_PGA("Left Line In", AC97_EXTENDED_MSTATUS, 6, 1, NULL, 0),
0466 SND_SOC_DAPM_PGA("Right Line In", AC97_EXTENDED_MSTATUS, 5, 1, NULL, 0),
0467 SND_SOC_DAPM_PGA("Mono In", AC97_EXTENDED_MSTATUS, 4, 1, NULL, 0),
0468 SND_SOC_DAPM_PGA("Mic A PGA", AC97_EXTENDED_MSTATUS, 3, 1, NULL, 0),
0469 SND_SOC_DAPM_PGA("Mic B PGA", AC97_EXTENDED_MSTATUS, 2, 1, NULL, 0),
0470 SND_SOC_DAPM_PGA("Mic A Pre Amp", AC97_EXTENDED_MSTATUS, 1, 1, NULL, 0),
0471 SND_SOC_DAPM_PGA("Mic B Pre Amp", AC97_EXTENDED_MSTATUS, 0, 1, NULL, 0),
0472 SND_SOC_DAPM_MICBIAS("Mic Bias", AC97_EXTENDED_MSTATUS, 14, 1),
0473 SND_SOC_DAPM_OUTPUT("MONO"),
0474 SND_SOC_DAPM_OUTPUT("HPL"),
0475 SND_SOC_DAPM_OUTPUT("HPR"),
0476 SND_SOC_DAPM_OUTPUT("SPKL"),
0477 SND_SOC_DAPM_OUTPUT("SPKR"),
0478 SND_SOC_DAPM_OUTPUT("OUT3"),
0479 SND_SOC_DAPM_OUTPUT("OUT4"),
0480 SND_SOC_DAPM_INPUT("LINEL"),
0481 SND_SOC_DAPM_INPUT("LINER"),
0482 SND_SOC_DAPM_INPUT("MONOIN"),
0483 SND_SOC_DAPM_INPUT("PCBEEP"),
0484 SND_SOC_DAPM_INPUT("MIC1"),
0485 SND_SOC_DAPM_INPUT("MIC2A"),
0486 SND_SOC_DAPM_INPUT("MIC2B"),
0487 SND_SOC_DAPM_VMID("VMID"),
0488 };
0489 
0490 static const struct snd_soc_dapm_route wm9713_audio_map[] = {
0491     /* left HP mixer */
0492     {"Left HP Mixer", "Beep Playback Switch",    "PCBEEP"},
0493     {"Left HP Mixer", "Voice Playback Switch",   "Voice DAC"},
0494     {"Left HP Mixer", "Aux Playback Switch",     "Aux DAC"},
0495     {"Left HP Mixer", "Bypass Playback Switch",  "Left Line In"},
0496     {"Left HP Mixer", "PCM Playback Switch",     "Left DAC"},
0497     {"Left HP Mixer", "MonoIn Playback Switch",  "Mono In"},
0498     {"Left HP Mixer", NULL,  "Capture Headphone Mux"},
0499 
0500     /* right HP mixer */
0501     {"Right HP Mixer", "Beep Playback Switch",    "PCBEEP"},
0502     {"Right HP Mixer", "Voice Playback Switch",   "Voice DAC"},
0503     {"Right HP Mixer", "Aux Playback Switch",     "Aux DAC"},
0504     {"Right HP Mixer", "Bypass Playback Switch",  "Right Line In"},
0505     {"Right HP Mixer", "PCM Playback Switch",     "Right DAC"},
0506     {"Right HP Mixer", "MonoIn Playback Switch",  "Mono In"},
0507     {"Right HP Mixer", NULL,  "Capture Headphone Mux"},
0508 
0509     /* virtual mixer - mixes left & right channels for spk and mono */
0510     {"AC97 Mixer", NULL, "Left DAC"},
0511     {"AC97 Mixer", NULL, "Right DAC"},
0512     {"Line Mixer", NULL, "Right Line In"},
0513     {"Line Mixer", NULL, "Left Line In"},
0514     {"HP Mixer", NULL, "Left HP Mixer"},
0515     {"HP Mixer", NULL, "Right HP Mixer"},
0516     {"Capture Mixer", NULL, "Left Capture Source"},
0517     {"Capture Mixer", NULL, "Right Capture Source"},
0518 
0519     /* speaker mixer */
0520     {"Speaker Mixer", "Beep Playback Switch",    "PCBEEP"},
0521     {"Speaker Mixer", "Voice Playback Switch",   "Voice DAC"},
0522     {"Speaker Mixer", "Aux Playback Switch",     "Aux DAC"},
0523     {"Speaker Mixer", "Bypass Playback Switch",  "Line Mixer"},
0524     {"Speaker Mixer", "PCM Playback Switch",     "AC97 Mixer"},
0525     {"Speaker Mixer", "MonoIn Playback Switch",  "Mono In"},
0526 
0527     /* mono mixer */
0528     {"Mono Mixer", "Beep Playback Switch",    "PCBEEP"},
0529     {"Mono Mixer", "Voice Playback Switch",   "Voice DAC"},
0530     {"Mono Mixer", "Aux Playback Switch",     "Aux DAC"},
0531     {"Mono Mixer", "Bypass Playback Switch",  "Line Mixer"},
0532     {"Mono Mixer", "PCM Playback Switch",     "AC97 Mixer"},
0533     {"Mono Mixer", "Mic 1 Sidetone Switch", "Mic A PGA"},
0534     {"Mono Mixer", "Mic 2 Sidetone Switch", "Mic B PGA"},
0535     {"Mono Mixer", NULL,  "Capture Mono Mux"},
0536 
0537     /* DAC inv mux 1 */
0538     {"DAC Inv Mux 1", "Mono", "Mono Mixer"},
0539     {"DAC Inv Mux 1", "Speaker", "Speaker Mixer"},
0540     {"DAC Inv Mux 1", "Left Headphone", "Left HP Mixer"},
0541     {"DAC Inv Mux 1", "Right Headphone", "Right HP Mixer"},
0542     {"DAC Inv Mux 1", "Headphone Mono", "HP Mixer"},
0543 
0544     /* DAC inv mux 2 */
0545     {"DAC Inv Mux 2", "Mono", "Mono Mixer"},
0546     {"DAC Inv Mux 2", "Speaker", "Speaker Mixer"},
0547     {"DAC Inv Mux 2", "Left Headphone", "Left HP Mixer"},
0548     {"DAC Inv Mux 2", "Right Headphone", "Right HP Mixer"},
0549     {"DAC Inv Mux 2", "Headphone Mono", "HP Mixer"},
0550 
0551     /* headphone left mux */
0552     {"Left Headphone Out Mux", "Headphone", "Left HP Mixer"},
0553 
0554     /* headphone right mux */
0555     {"Right Headphone Out Mux", "Headphone", "Right HP Mixer"},
0556 
0557     /* speaker left mux */
0558     {"Left Speaker Out Mux", "Headphone", "Left HP Mixer"},
0559     {"Left Speaker Out Mux", "Speaker", "Speaker Mixer"},
0560     {"Left Speaker Out Mux", "Inv", "DAC Inv Mux 1"},
0561 
0562     /* speaker right mux */
0563     {"Right Speaker Out Mux", "Headphone", "Right HP Mixer"},
0564     {"Right Speaker Out Mux", "Speaker", "Speaker Mixer"},
0565     {"Right Speaker Out Mux", "Inv", "DAC Inv Mux 2"},
0566 
0567     /* mono mux */
0568     {"Mono Out Mux", "Mono", "Mono Mixer"},
0569     {"Mono Out Mux", "Inv", "DAC Inv Mux 1"},
0570 
0571     /* out 3 mux */
0572     {"Out 3 Mux", "Inv 1", "DAC Inv Mux 1"},
0573 
0574     /* out 4 mux */
0575     {"Out 4 Mux", "Inv 2", "DAC Inv Mux 2"},
0576 
0577     /* output pga */
0578     {"HPL", NULL, "Left Headphone"},
0579     {"Left Headphone", NULL, "Left Headphone Out Mux"},
0580     {"HPR", NULL, "Right Headphone"},
0581     {"Right Headphone", NULL, "Right Headphone Out Mux"},
0582     {"OUT3", NULL, "Out 3"},
0583     {"Out 3", NULL, "Out 3 Mux"},
0584     {"OUT4", NULL, "Out 4"},
0585     {"Out 4", NULL, "Out 4 Mux"},
0586     {"SPKL", NULL, "Left Speaker"},
0587     {"Left Speaker", NULL, "Left Speaker Out Mux"},
0588     {"SPKR", NULL, "Right Speaker"},
0589     {"Right Speaker", NULL, "Right Speaker Out Mux"},
0590     {"MONO", NULL, "Mono Out"},
0591     {"Mono Out", NULL, "Mono Out Mux"},
0592 
0593     /* input pga */
0594     {"Left Line In", NULL, "LINEL"},
0595     {"Right Line In", NULL, "LINER"},
0596     {"Mono In", NULL, "MONOIN"},
0597     {"Mic A PGA", NULL, "Mic A Pre Amp"},
0598     {"Mic B PGA", NULL, "Mic B Pre Amp"},
0599 
0600     /* left capture select */
0601     {"Left Capture Source", "Mic 1", "Mic A Pre Amp"},
0602     {"Left Capture Source", "Mic 2", "Mic B Pre Amp"},
0603     {"Left Capture Source", "Line", "LINEL"},
0604     {"Left Capture Source", "Mono In", "MONOIN"},
0605     {"Left Capture Source", "Headphone", "Left HP Mixer"},
0606     {"Left Capture Source", "Speaker", "Speaker Mixer"},
0607     {"Left Capture Source", "Mono Out", "Mono Mixer"},
0608 
0609     /* right capture select */
0610     {"Right Capture Source", "Mic 1", "Mic A Pre Amp"},
0611     {"Right Capture Source", "Mic 2", "Mic B Pre Amp"},
0612     {"Right Capture Source", "Line", "LINER"},
0613     {"Right Capture Source", "Mono In", "MONOIN"},
0614     {"Right Capture Source", "Headphone", "Right HP Mixer"},
0615     {"Right Capture Source", "Speaker", "Speaker Mixer"},
0616     {"Right Capture Source", "Mono Out", "Mono Mixer"},
0617 
0618     /* left ADC */
0619     {"Left ADC", NULL, "Left Capture Source"},
0620     {"Left Voice ADC", NULL, "Left ADC"},
0621     {"Left HiFi ADC", NULL, "Left ADC"},
0622 
0623     /* right ADC */
0624     {"Right ADC", NULL, "Right Capture Source"},
0625     {"Right Voice ADC", NULL, "Right ADC"},
0626     {"Right HiFi ADC", NULL, "Right ADC"},
0627 
0628     /* mic */
0629     {"Mic A Pre Amp", NULL, "Mic A Source"},
0630     {"Mic A Source", "Mic 1", "MIC1"},
0631     {"Mic A Source", "Mic 2 A", "MIC2A"},
0632     {"Mic A Source", "Mic 2 B", "Mic B Source"},
0633     {"Mic B Pre Amp", "MPB", "Mic B Source"},
0634     {"Mic B Source", NULL, "MIC2B"},
0635 
0636     /* headphone capture */
0637     {"Capture Headphone Mux", "Stereo", "Capture Mixer"},
0638     {"Capture Headphone Mux", "Left", "Left Capture Source"},
0639     {"Capture Headphone Mux", "Right", "Right Capture Source"},
0640 
0641     /* mono capture */
0642     {"Capture Mono Mux", "Stereo", "Capture Mixer"},
0643     {"Capture Mono Mux", "Left", "Left Capture Source"},
0644     {"Capture Mono Mux", "Right", "Right Capture Source"},
0645 };
0646 
0647 static bool wm9713_readable_reg(struct device *dev, unsigned int reg)
0648 {
0649     switch (reg) {
0650     case AC97_RESET ... AC97_PCM_SURR_DAC_RATE:
0651     case AC97_PCM_LR_ADC_RATE:
0652     case AC97_CENTER_LFE_MASTER:
0653     case AC97_SPDIF ... AC97_LINE1_LEVEL:
0654     case AC97_GPIO_CFG ... 0x5c:
0655     case AC97_CODEC_CLASS_REV ... AC97_PCI_SID:
0656     case 0x74 ... AC97_VENDOR_ID2:
0657         return true;
0658     default:
0659         return false;
0660     }
0661 }
0662 
0663 static bool wm9713_writeable_reg(struct device *dev, unsigned int reg)
0664 {
0665     switch (reg) {
0666     case AC97_VENDOR_ID1:
0667     case AC97_VENDOR_ID2:
0668         return false;
0669     default:
0670         return wm9713_readable_reg(dev, reg);
0671     }
0672 }
0673 
0674 static const struct reg_default wm9713_reg_defaults[] = {
0675     { 0x02, 0x8080 },   /* Speaker Output Volume */
0676     { 0x04, 0x8080 },   /* Headphone Output Volume */
0677     { 0x06, 0x8080 },   /* Out3/OUT4 Volume */
0678     { 0x08, 0xc880 },   /* Mono Volume */
0679     { 0x0a, 0xe808 },   /* LINEIN Volume */
0680     { 0x0c, 0xe808 },   /* DAC PGA Volume */
0681     { 0x0e, 0x0808 },   /* MIC PGA Volume */
0682     { 0x10, 0x00da },   /* MIC Routing Control */
0683     { 0x12, 0x8000 },   /* Record PGA Volume */
0684     { 0x14, 0xd600 },   /* Record Routing */
0685     { 0x16, 0xaaa0 },   /* PCBEEP Volume */
0686     { 0x18, 0xaaa0 },   /* VxDAC Volume */
0687     { 0x1a, 0xaaa0 },   /* AUXDAC Volume */
0688     { 0x1c, 0x0000 },   /* Output PGA Mux */
0689     { 0x1e, 0x0000 },   /* DAC 3D control */
0690     { 0x20, 0x0f0f },   /* DAC Tone Control*/
0691     { 0x22, 0x0040 },   /* MIC Input Select & Bias */
0692     { 0x24, 0x0000 },   /* Output Volume Mapping & Jack */
0693     { 0x26, 0x7f00 },   /* Powerdown Ctrl/Stat*/
0694     { 0x28, 0x0405 },   /* Extended Audio ID */
0695     { 0x2a, 0x0410 },   /* Extended Audio Start/Ctrl */
0696     { 0x2c, 0xbb80 },   /* Audio DACs Sample Rate */
0697     { 0x2e, 0xbb80 },   /* AUXDAC Sample Rate */
0698     { 0x32, 0xbb80 },   /* Audio ADCs Sample Rate */
0699     { 0x36, 0x4523 },   /* PCM codec control */
0700     { 0x3a, 0x2000 },   /* SPDIF control */
0701     { 0x3c, 0xfdff },   /* Powerdown 1 */
0702     { 0x3e, 0xffff },   /* Powerdown 2 */
0703     { 0x40, 0x0000 },   /* General Purpose */
0704     { 0x42, 0x0000 },   /* Fast Power-Up Control */
0705     { 0x44, 0x0080 },   /* MCLK/PLL Control */
0706     { 0x46, 0x0000 },   /* MCLK/PLL Control */
0707     { 0x4c, 0xfffe },   /* GPIO Pin Configuration */
0708     { 0x4e, 0xffff },   /* GPIO Pin Polarity / Type */
0709     { 0x50, 0x0000 },   /* GPIO Pin Sticky */
0710     { 0x52, 0x0000 },   /* GPIO Pin Wake-Up */
0711                 /* GPIO Pin Status */
0712     { 0x56, 0xfffe },   /* GPIO Pin Sharing */
0713     { 0x58, 0x4000 },   /* GPIO PullUp/PullDown */
0714     { 0x5a, 0x0000 },   /* Additional Functions 1 */
0715     { 0x5c, 0x0000 },   /* Additional Functions 2 */
0716     { 0x60, 0xb032 },   /* ALC Control */
0717     { 0x62, 0x3e00 },   /* ALC / Noise Gate Control */
0718     { 0x64, 0x0000 },   /* AUXDAC input control */
0719     { 0x74, 0x0000 },   /* Digitiser Reg 1 */
0720     { 0x76, 0x0006 },   /* Digitiser Reg 2 */
0721     { 0x78, 0x0001 },   /* Digitiser Reg 3 */
0722     { 0x7a, 0x0000 },   /* Digitiser Read Back */
0723 };
0724 
0725 static const struct regmap_config wm9713_regmap_config = {
0726     .reg_bits = 16,
0727     .reg_stride = 2,
0728     .val_bits = 16,
0729     .max_register = 0x7e,
0730     .cache_type = REGCACHE_RBTREE,
0731 
0732     .reg_defaults = wm9713_reg_defaults,
0733     .num_reg_defaults = ARRAY_SIZE(wm9713_reg_defaults),
0734     .volatile_reg = regmap_ac97_default_volatile,
0735     .readable_reg = wm9713_readable_reg,
0736     .writeable_reg = wm9713_writeable_reg,
0737 };
0738 
0739 /* PLL divisors */
0740 struct _pll_div {
0741     u32 divsel:1;
0742     u32 divctl:1;
0743     u32 lf:1;
0744     u32 n:4;
0745     u32 k:24;
0746 };
0747 
0748 /* The size in bits of the PLL divide multiplied by 10
0749  * to allow rounding later */
0750 #define FIXED_PLL_SIZE ((1 << 22) * 10)
0751 
0752 static void pll_factors(struct snd_soc_component *component,
0753     struct _pll_div *pll_div, unsigned int source)
0754 {
0755     u64 Kpart;
0756     unsigned int K, Ndiv, Nmod, target;
0757 
0758     /* The PLL output is always 98.304MHz. */
0759     target = 98304000;
0760 
0761     /* If the input frequency is over 14.4MHz then scale it down. */
0762     if (source > 14400000) {
0763         source >>= 1;
0764         pll_div->divsel = 1;
0765 
0766         if (source > 14400000) {
0767             source >>= 1;
0768             pll_div->divctl = 1;
0769         } else
0770             pll_div->divctl = 0;
0771 
0772     } else {
0773         pll_div->divsel = 0;
0774         pll_div->divctl = 0;
0775     }
0776 
0777     /* Low frequency sources require an additional divide in the
0778      * loop.
0779      */
0780     if (source < 8192000) {
0781         pll_div->lf = 1;
0782         target >>= 2;
0783     } else
0784         pll_div->lf = 0;
0785 
0786     Ndiv = target / source;
0787     if ((Ndiv < 5) || (Ndiv > 12))
0788         dev_warn(component->dev,
0789             "WM9713 PLL N value %u out of recommended range!\n",
0790             Ndiv);
0791 
0792     pll_div->n = Ndiv;
0793     Nmod = target % source;
0794     Kpart = FIXED_PLL_SIZE * (long long)Nmod;
0795 
0796     do_div(Kpart, source);
0797 
0798     K = Kpart & 0xFFFFFFFF;
0799 
0800     /* Check if we need to round */
0801     if ((K % 10) >= 5)
0802         K += 5;
0803 
0804     /* Move down to proper range now rounding is done */
0805     K /= 10;
0806 
0807     pll_div->k = K;
0808 }
0809 
0810 /*
0811  * Please note that changing the PLL input frequency may require
0812  * resynchronisation with the AC97 controller.
0813  */
0814 static int wm9713_set_pll(struct snd_soc_component *component,
0815     int pll_id, unsigned int freq_in, unsigned int freq_out)
0816 {
0817     struct wm9713_priv *wm9713 = snd_soc_component_get_drvdata(component);
0818     u16 reg, reg2;
0819     struct _pll_div pll_div;
0820 
0821     /* turn PLL off ? */
0822     if (freq_in == 0) {
0823         /* disable PLL power and select ext source */
0824         snd_soc_component_update_bits(component, AC97_HANDSET_RATE, 0x0080, 0x0080);
0825         snd_soc_component_update_bits(component, AC97_EXTENDED_MID, 0x0200, 0x0200);
0826         wm9713->pll_in = 0;
0827         return 0;
0828     }
0829 
0830     pll_factors(component, &pll_div, freq_in);
0831 
0832     if (pll_div.k == 0) {
0833         reg = (pll_div.n << 12) | (pll_div.lf << 11) |
0834             (pll_div.divsel << 9) | (pll_div.divctl << 8);
0835         snd_soc_component_write(component, AC97_LINE1_LEVEL, reg);
0836     } else {
0837         /* write the fractional k to the reg 0x46 pages */
0838         reg2 = (pll_div.n << 12) | (pll_div.lf << 11) | (1 << 10) |
0839             (pll_div.divsel << 9) | (pll_div.divctl << 8);
0840 
0841         /* K [21:20] */
0842         reg = reg2 | (0x5 << 4) | (pll_div.k >> 20);
0843         snd_soc_component_write(component, AC97_LINE1_LEVEL, reg);
0844 
0845         /* K [19:16] */
0846         reg = reg2 | (0x4 << 4) | ((pll_div.k >> 16) & 0xf);
0847         snd_soc_component_write(component, AC97_LINE1_LEVEL, reg);
0848 
0849         /* K [15:12] */
0850         reg = reg2 | (0x3 << 4) | ((pll_div.k >> 12) & 0xf);
0851         snd_soc_component_write(component, AC97_LINE1_LEVEL, reg);
0852 
0853         /* K [11:8] */
0854         reg = reg2 | (0x2 << 4) | ((pll_div.k >> 8) & 0xf);
0855         snd_soc_component_write(component, AC97_LINE1_LEVEL, reg);
0856 
0857         /* K [7:4] */
0858         reg = reg2 | (0x1 << 4) | ((pll_div.k >> 4) & 0xf);
0859         snd_soc_component_write(component, AC97_LINE1_LEVEL, reg);
0860 
0861         reg = reg2 | (0x0 << 4) | (pll_div.k & 0xf); /* K [3:0] */
0862         snd_soc_component_write(component, AC97_LINE1_LEVEL, reg);
0863     }
0864 
0865     /* turn PLL on and select as source */
0866     snd_soc_component_update_bits(component, AC97_EXTENDED_MID, 0x0200, 0x0000);
0867     snd_soc_component_update_bits(component, AC97_HANDSET_RATE, 0x0080, 0x0000);
0868     wm9713->pll_in = freq_in;
0869 
0870     /* wait 10ms AC97 link frames for the link to stabilise */
0871     schedule_timeout_interruptible(msecs_to_jiffies(10));
0872     return 0;
0873 }
0874 
0875 static int wm9713_set_dai_pll(struct snd_soc_dai *codec_dai, int pll_id,
0876         int source, unsigned int freq_in, unsigned int freq_out)
0877 {
0878     struct snd_soc_component *component = codec_dai->component;
0879     return wm9713_set_pll(component, pll_id, freq_in, freq_out);
0880 }
0881 
0882 /*
0883  * Tristate the PCM DAI lines, tristate can be disabled by calling
0884  * wm9713_set_dai_fmt()
0885  */
0886 static int wm9713_set_dai_tristate(struct snd_soc_dai *codec_dai,
0887     int tristate)
0888 {
0889     struct snd_soc_component *component = codec_dai->component;
0890 
0891     if (tristate)
0892         snd_soc_component_update_bits(component, AC97_CENTER_LFE_MASTER,
0893                     0x6000, 0x0000);
0894 
0895     return 0;
0896 }
0897 
0898 /*
0899  * Configure WM9713 clock dividers.
0900  * Voice DAC needs 256 FS
0901  */
0902 static int wm9713_set_dai_clkdiv(struct snd_soc_dai *codec_dai,
0903         int div_id, int div)
0904 {
0905     struct snd_soc_component *component = codec_dai->component;
0906 
0907     switch (div_id) {
0908     case WM9713_PCMCLK_DIV:
0909         snd_soc_component_update_bits(component, AC97_HANDSET_RATE, 0x0f00, div);
0910         break;
0911     case WM9713_CLKA_MULT:
0912         snd_soc_component_update_bits(component, AC97_HANDSET_RATE, 0x0002, div);
0913         break;
0914     case WM9713_CLKB_MULT:
0915         snd_soc_component_update_bits(component, AC97_HANDSET_RATE, 0x0004, div);
0916         break;
0917     case WM9713_HIFI_DIV:
0918         snd_soc_component_update_bits(component, AC97_HANDSET_RATE, 0x7000, div);
0919         break;
0920     case WM9713_PCMBCLK_DIV:
0921         snd_soc_component_update_bits(component, AC97_CENTER_LFE_MASTER, 0x0e00, div);
0922         break;
0923     case WM9713_PCMCLK_PLL_DIV:
0924         snd_soc_component_update_bits(component, AC97_LINE1_LEVEL,
0925                     0x007f, div | 0x60);
0926         break;
0927     case WM9713_HIFI_PLL_DIV:
0928         snd_soc_component_update_bits(component, AC97_LINE1_LEVEL,
0929                     0x007f, div | 0x70);
0930         break;
0931     default:
0932         return -EINVAL;
0933     }
0934 
0935     return 0;
0936 }
0937 
0938 static int wm9713_set_dai_fmt(struct snd_soc_dai *codec_dai,
0939         unsigned int fmt)
0940 {
0941     struct snd_soc_component *component = codec_dai->component;
0942     u16 gpio = snd_soc_component_read(component, AC97_GPIO_CFG) & 0xffc5;
0943     u16 reg = 0x8000;
0944 
0945     /* clock masters */
0946     switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
0947     case SND_SOC_DAIFMT_CBM_CFM:
0948         reg |= 0x4000;
0949         gpio |= 0x0010;
0950         break;
0951     case SND_SOC_DAIFMT_CBM_CFS:
0952         reg |= 0x6000;
0953         gpio |= 0x0018;
0954         break;
0955     case SND_SOC_DAIFMT_CBS_CFS:
0956         reg |= 0x2000;
0957         gpio |= 0x001a;
0958         break;
0959     case SND_SOC_DAIFMT_CBS_CFM:
0960         gpio |= 0x0012;
0961         break;
0962     }
0963 
0964     /* clock inversion */
0965     switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
0966     case SND_SOC_DAIFMT_IB_IF:
0967         reg |= 0x00c0;
0968         break;
0969     case SND_SOC_DAIFMT_IB_NF:
0970         reg |= 0x0080;
0971         break;
0972     case SND_SOC_DAIFMT_NB_IF:
0973         reg |= 0x0040;
0974         break;
0975     }
0976 
0977     /* DAI format */
0978     switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
0979     case SND_SOC_DAIFMT_I2S:
0980         reg |= 0x0002;
0981         break;
0982     case SND_SOC_DAIFMT_RIGHT_J:
0983         break;
0984     case SND_SOC_DAIFMT_LEFT_J:
0985         reg |= 0x0001;
0986         break;
0987     case SND_SOC_DAIFMT_DSP_A:
0988         reg |= 0x0003;
0989         break;
0990     case SND_SOC_DAIFMT_DSP_B:
0991         reg |= 0x0043;
0992         break;
0993     }
0994 
0995     snd_soc_component_write(component, AC97_GPIO_CFG, gpio);
0996     snd_soc_component_write(component, AC97_CENTER_LFE_MASTER, reg);
0997     return 0;
0998 }
0999 
1000 static int wm9713_pcm_hw_params(struct snd_pcm_substream *substream,
1001                 struct snd_pcm_hw_params *params,
1002                 struct snd_soc_dai *dai)
1003 {
1004     struct snd_soc_component *component = dai->component;
1005 
1006     /* enable PCM interface in master mode */
1007     switch (params_width(params)) {
1008     case 16:
1009         break;
1010     case 20:
1011         snd_soc_component_update_bits(component, AC97_CENTER_LFE_MASTER,
1012                     0x000c, 0x0004);
1013         break;
1014     case 24:
1015         snd_soc_component_update_bits(component, AC97_CENTER_LFE_MASTER,
1016                     0x000c, 0x0008);
1017         break;
1018     case 32:
1019         snd_soc_component_update_bits(component, AC97_CENTER_LFE_MASTER,
1020                     0x000c, 0x000c);
1021         break;
1022     }
1023     return 0;
1024 }
1025 
1026 static int ac97_hifi_prepare(struct snd_pcm_substream *substream,
1027                  struct snd_soc_dai *dai)
1028 {
1029     struct snd_soc_component *component = dai->component;
1030     struct snd_pcm_runtime *runtime = substream->runtime;
1031     int reg;
1032 
1033     snd_soc_component_update_bits(component, AC97_EXTENDED_STATUS, 0x0001, 0x0001);
1034 
1035     if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
1036         reg = AC97_PCM_FRONT_DAC_RATE;
1037     else
1038         reg = AC97_PCM_LR_ADC_RATE;
1039 
1040     return snd_soc_component_write(component, reg, runtime->rate);
1041 }
1042 
1043 static int ac97_aux_prepare(struct snd_pcm_substream *substream,
1044                 struct snd_soc_dai *dai)
1045 {
1046     struct snd_soc_component *component = dai->component;
1047     struct snd_pcm_runtime *runtime = substream->runtime;
1048 
1049     snd_soc_component_update_bits(component, AC97_EXTENDED_STATUS, 0x0001, 0x0001);
1050     snd_soc_component_update_bits(component, AC97_PCI_SID, 0x8000, 0x8000);
1051 
1052     if (substream->stream != SNDRV_PCM_STREAM_PLAYBACK)
1053         return -ENODEV;
1054 
1055     return snd_soc_component_write(component, AC97_PCM_SURR_DAC_RATE, runtime->rate);
1056 }
1057 
1058 #define WM9713_RATES (SNDRV_PCM_RATE_8000  |    \
1059               SNDRV_PCM_RATE_11025 |    \
1060               SNDRV_PCM_RATE_22050 |    \
1061               SNDRV_PCM_RATE_44100 |    \
1062               SNDRV_PCM_RATE_48000)
1063 
1064 #define WM9713_PCM_RATES (SNDRV_PCM_RATE_8000  |    \
1065               SNDRV_PCM_RATE_11025 |    \
1066               SNDRV_PCM_RATE_16000 |    \
1067               SNDRV_PCM_RATE_22050 |    \
1068               SNDRV_PCM_RATE_44100 |    \
1069               SNDRV_PCM_RATE_48000)
1070 
1071 #define WM9713_PCM_FORMATS \
1072     (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \
1073      SNDRV_PCM_FMTBIT_S24_LE)
1074 
1075 static const struct snd_soc_dai_ops wm9713_dai_ops_hifi = {
1076     .prepare    = ac97_hifi_prepare,
1077     .set_clkdiv = wm9713_set_dai_clkdiv,
1078     .set_pll    = wm9713_set_dai_pll,
1079 };
1080 
1081 static const struct snd_soc_dai_ops wm9713_dai_ops_aux = {
1082     .prepare    = ac97_aux_prepare,
1083     .set_clkdiv = wm9713_set_dai_clkdiv,
1084     .set_pll    = wm9713_set_dai_pll,
1085 };
1086 
1087 static const struct snd_soc_dai_ops wm9713_dai_ops_voice = {
1088     .hw_params  = wm9713_pcm_hw_params,
1089     .set_clkdiv = wm9713_set_dai_clkdiv,
1090     .set_pll    = wm9713_set_dai_pll,
1091     .set_fmt    = wm9713_set_dai_fmt,
1092     .set_tristate   = wm9713_set_dai_tristate,
1093 };
1094 
1095 static struct snd_soc_dai_driver wm9713_dai[] = {
1096 {
1097     .name = "wm9713-hifi",
1098     .playback = {
1099         .stream_name = "HiFi Playback",
1100         .channels_min = 1,
1101         .channels_max = 2,
1102         .rates = WM9713_RATES,
1103         .formats = SND_SOC_STD_AC97_FMTS,},
1104     .capture = {
1105         .stream_name = "HiFi Capture",
1106         .channels_min = 1,
1107         .channels_max = 2,
1108         .rates = WM9713_RATES,
1109         .formats = SND_SOC_STD_AC97_FMTS,},
1110     .ops = &wm9713_dai_ops_hifi,
1111     },
1112     {
1113     .name = "wm9713-aux",
1114     .playback = {
1115         .stream_name = "Aux Playback",
1116         .channels_min = 1,
1117         .channels_max = 1,
1118         .rates = WM9713_RATES,
1119         .formats = SND_SOC_STD_AC97_FMTS,},
1120     .ops = &wm9713_dai_ops_aux,
1121     },
1122     {
1123     .name = "wm9713-voice",
1124     .playback = {
1125         .stream_name = "Voice Playback",
1126         .channels_min = 1,
1127         .channels_max = 1,
1128         .rates = WM9713_PCM_RATES,
1129         .formats = WM9713_PCM_FORMATS,},
1130     .capture = {
1131         .stream_name = "Voice Capture",
1132         .channels_min = 1,
1133         .channels_max = 2,
1134         .rates = WM9713_PCM_RATES,
1135         .formats = WM9713_PCM_FORMATS,},
1136     .ops = &wm9713_dai_ops_voice,
1137     .symmetric_rate = 1,
1138     },
1139 };
1140 
1141 static int wm9713_set_bias_level(struct snd_soc_component *component,
1142                  enum snd_soc_bias_level level)
1143 {
1144     switch (level) {
1145     case SND_SOC_BIAS_ON:
1146         /* enable thermal shutdown */
1147         snd_soc_component_update_bits(component, AC97_EXTENDED_MID, 0xe400, 0x0000);
1148         break;
1149     case SND_SOC_BIAS_PREPARE:
1150         break;
1151     case SND_SOC_BIAS_STANDBY:
1152         /* enable master bias and vmid */
1153         snd_soc_component_update_bits(component, AC97_EXTENDED_MID, 0xc400, 0x0000);
1154         snd_soc_component_write(component, AC97_POWERDOWN, 0x0000);
1155         break;
1156     case SND_SOC_BIAS_OFF:
1157         /* disable everything including AC link */
1158         snd_soc_component_write(component, AC97_EXTENDED_MID, 0xffff);
1159         snd_soc_component_write(component, AC97_EXTENDED_MSTATUS, 0xffff);
1160         snd_soc_component_write(component, AC97_POWERDOWN, 0xffff);
1161         break;
1162     }
1163     return 0;
1164 }
1165 
1166 static int wm9713_soc_suspend(struct snd_soc_component *component)
1167 {
1168     /* Disable everything except touchpanel - that will be handled
1169      * by the touch driver and left disabled if touch is not in
1170      * use. */
1171     snd_soc_component_update_bits(component, AC97_EXTENDED_MID, 0x7fff,
1172                  0x7fff);
1173     snd_soc_component_write(component, AC97_EXTENDED_MSTATUS, 0xffff);
1174     snd_soc_component_write(component, AC97_POWERDOWN, 0x6f00);
1175     snd_soc_component_write(component, AC97_POWERDOWN, 0xffff);
1176 
1177     return 0;
1178 }
1179 
1180 static int wm9713_soc_resume(struct snd_soc_component *component)
1181 {
1182     struct wm9713_priv *wm9713 = snd_soc_component_get_drvdata(component);
1183     int ret;
1184 
1185     ret = snd_ac97_reset(wm9713->ac97, true, WM9713_VENDOR_ID,
1186         WM9713_VENDOR_ID_MASK);
1187     if (ret < 0)
1188         return ret;
1189 
1190     snd_soc_component_force_bias_level(component, SND_SOC_BIAS_STANDBY);
1191 
1192     /* do we need to re-start the PLL ? */
1193     if (wm9713->pll_in)
1194         wm9713_set_pll(component, 0, wm9713->pll_in, 0);
1195 
1196     /* only synchronise the codec if warm reset failed */
1197     if (ret == 0) {
1198         regcache_mark_dirty(component->regmap);
1199         snd_soc_component_cache_sync(component);
1200     }
1201 
1202     return ret;
1203 }
1204 
1205 static int wm9713_soc_probe(struct snd_soc_component *component)
1206 {
1207     struct wm9713_priv *wm9713 = snd_soc_component_get_drvdata(component);
1208     struct regmap *regmap = NULL;
1209 
1210     if (wm9713->mfd_pdata) {
1211         wm9713->ac97 = wm9713->mfd_pdata->ac97;
1212         regmap = wm9713->mfd_pdata->regmap;
1213     } else if (IS_ENABLED(CONFIG_SND_SOC_AC97_BUS)) {
1214         wm9713->ac97 = snd_soc_new_ac97_component(component, WM9713_VENDOR_ID,
1215                               WM9713_VENDOR_ID_MASK);
1216         if (IS_ERR(wm9713->ac97))
1217             return PTR_ERR(wm9713->ac97);
1218         regmap = regmap_init_ac97(wm9713->ac97, &wm9713_regmap_config);
1219         if (IS_ERR(regmap)) {
1220             snd_soc_free_ac97_component(wm9713->ac97);
1221             return PTR_ERR(regmap);
1222         }
1223     } else {
1224         return -ENXIO;
1225     }
1226 
1227     snd_soc_component_init_regmap(component, regmap);
1228 
1229     /* unmute the adc - move to kcontrol */
1230     snd_soc_component_update_bits(component, AC97_CD, 0x7fff, 0x0000);
1231 
1232     return 0;
1233 }
1234 
1235 static void wm9713_soc_remove(struct snd_soc_component *component)
1236 {
1237     struct wm9713_priv *wm9713 = snd_soc_component_get_drvdata(component);
1238 
1239     if (IS_ENABLED(CONFIG_SND_SOC_AC97_BUS) && !wm9713->mfd_pdata) {
1240         snd_soc_component_exit_regmap(component);
1241         snd_soc_free_ac97_component(wm9713->ac97);
1242     }
1243 }
1244 
1245 static const struct snd_soc_component_driver soc_component_dev_wm9713 = {
1246     .probe          = wm9713_soc_probe,
1247     .remove         = wm9713_soc_remove,
1248     .suspend        = wm9713_soc_suspend,
1249     .resume         = wm9713_soc_resume,
1250     .set_bias_level     = wm9713_set_bias_level,
1251     .controls       = wm9713_snd_ac97_controls,
1252     .num_controls       = ARRAY_SIZE(wm9713_snd_ac97_controls),
1253     .dapm_widgets       = wm9713_dapm_widgets,
1254     .num_dapm_widgets   = ARRAY_SIZE(wm9713_dapm_widgets),
1255     .dapm_routes        = wm9713_audio_map,
1256     .num_dapm_routes    = ARRAY_SIZE(wm9713_audio_map),
1257     .idle_bias_on       = 1,
1258     .use_pmdown_time    = 1,
1259     .endianness     = 1,
1260 };
1261 
1262 static int wm9713_probe(struct platform_device *pdev)
1263 {
1264     struct wm9713_priv *wm9713;
1265 
1266     wm9713 = devm_kzalloc(&pdev->dev, sizeof(*wm9713), GFP_KERNEL);
1267     if (wm9713 == NULL)
1268         return -ENOMEM;
1269 
1270     mutex_init(&wm9713->lock);
1271 
1272     wm9713->mfd_pdata = dev_get_platdata(&pdev->dev);
1273     platform_set_drvdata(pdev, wm9713);
1274 
1275     return devm_snd_soc_register_component(&pdev->dev,
1276             &soc_component_dev_wm9713, wm9713_dai, ARRAY_SIZE(wm9713_dai));
1277 }
1278 
1279 static struct platform_driver wm9713_codec_driver = {
1280     .driver = {
1281             .name = "wm9713-codec",
1282     },
1283 
1284     .probe = wm9713_probe,
1285 };
1286 
1287 module_platform_driver(wm9713_codec_driver);
1288 
1289 MODULE_DESCRIPTION("ASoC WM9713/WM9714 driver");
1290 MODULE_AUTHOR("Liam Girdwood");
1291 MODULE_LICENSE("GPL");
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