1 /* 2 * wm9713.c -- ALSA Soc WM9713 codec support 3 * 4 * Copyright 2006-10 Wolfson Microelectronics PLC. 5 * Author: Liam Girdwood <lrg@slimlogic.co.uk> 6 * 7 * This program is free software; you can redistribute it and/or modify it 8 * under the terms of the GNU General Public License as published by the 9 * Free Software Foundation; either version 2 of the License, or (at your 10 * option) any later version. 11 * 12 * Features:- 13 * 14 * o Support for AC97 Codec, Voice DAC and Aux DAC 15 * o Support for DAPM 16 */ 17 18 #include <linux/init.h> 19 #include <linux/slab.h> 20 #include <linux/module.h> 21 #include <linux/device.h> 22 #include <sound/core.h> 23 #include <sound/pcm.h> 24 #include <sound/ac97_codec.h> 25 #include <sound/initval.h> 26 #include <sound/pcm_params.h> 27 #include <sound/tlv.h> 28 #include <sound/soc.h> 29 30 #include "wm9713.h" 31 32 struct wm9713_priv { 33 u32 pll_in; /* PLL input frequency */ 34 }; 35 36 static unsigned int ac97_read(struct snd_soc_codec *codec, 37 unsigned int reg); 38 static int ac97_write(struct snd_soc_codec *codec, 39 unsigned int reg, unsigned int val); 40 41 /* 42 * WM9713 register cache 43 * Reg 0x3c bit 15 is used by touch driver. 44 */ 45 static const u16 wm9713_reg[] = { 46 0x6174, 0x8080, 0x8080, 0x8080, 47 0xc880, 0xe808, 0xe808, 0x0808, 48 0x00da, 0x8000, 0xd600, 0xaaa0, 49 0xaaa0, 0xaaa0, 0x0000, 0x0000, 50 0x0f0f, 0x0040, 0x0000, 0x7f00, 51 0x0405, 0x0410, 0xbb80, 0xbb80, 52 0x0000, 0xbb80, 0x0000, 0x4523, 53 0x0000, 0x2000, 0x7eff, 0xffff, 54 0x0000, 0x0000, 0x0080, 0x0000, 55 0x0000, 0x0000, 0xfffe, 0xffff, 56 0x0000, 0x0000, 0x0000, 0xfffe, 57 0x4000, 0x0000, 0x0000, 0x0000, 58 0xb032, 0x3e00, 0x0000, 0x0000, 59 0x0000, 0x0000, 0x0000, 0x0000, 60 0x0000, 0x0000, 0x0000, 0x0006, 61 0x0001, 0x0000, 0x574d, 0x4c13, 62 0x0000, 0x0000, 0x0000 63 }; 64 65 /* virtual HP mixers regs */ 66 #define HPL_MIXER 0x80 67 #define HPR_MIXER 0x82 68 #define MICB_MUX 0x82 69 70 static const char *wm9713_mic_mixer[] = {"Stereo", "Mic 1", "Mic 2", "Mute"}; 71 static const char *wm9713_rec_mux[] = {"Stereo", "Left", "Right", "Mute"}; 72 static const char *wm9713_rec_src[] = 73 {"Mic 1", "Mic 2", "Line", "Mono In", "Headphone", "Speaker", 74 "Mono Out", "Zh"}; 75 static const char *wm9713_rec_gain[] = {"+1.5dB Steps", "+0.75dB Steps"}; 76 static const char *wm9713_alc_select[] = {"None", "Left", "Right", "Stereo"}; 77 static const char *wm9713_mono_pga[] = {"Vmid", "Zh", "Mono", "Inv", 78 "Mono Vmid", "Inv Vmid"}; 79 static const char *wm9713_spk_pga[] = 80 {"Vmid", "Zh", "Headphone", "Speaker", "Inv", "Headphone Vmid", 81 "Speaker Vmid", "Inv Vmid"}; 82 static const char *wm9713_hp_pga[] = {"Vmid", "Zh", "Headphone", 83 "Headphone Vmid"}; 84 static const char *wm9713_out3_pga[] = {"Vmid", "Zh", "Inv 1", "Inv 1 Vmid"}; 85 static const char *wm9713_out4_pga[] = {"Vmid", "Zh", "Inv 2", "Inv 2 Vmid"}; 86 static const char *wm9713_dac_inv[] = 87 {"Off", "Mono", "Speaker", "Left Headphone", "Right Headphone", 88 "Headphone Mono", "NC", "Vmid"}; 89 static const char *wm9713_bass[] = {"Linear Control", "Adaptive Boost"}; 90 static const char *wm9713_ng_type[] = {"Constant Gain", "Mute"}; 91 static const char *wm9713_mic_select[] = {"Mic 1", "Mic 2 A", "Mic 2 B"}; 92 static const char *wm9713_micb_select[] = {"MPB", "MPA"}; 93 94 static const struct soc_enum wm9713_enum[] = { 95 SOC_ENUM_SINGLE(AC97_LINE, 3, 4, wm9713_mic_mixer), /* record mic mixer 0 */ 96 SOC_ENUM_SINGLE(AC97_VIDEO, 14, 4, wm9713_rec_mux), /* record mux hp 1 */ 97 SOC_ENUM_SINGLE(AC97_VIDEO, 9, 4, wm9713_rec_mux), /* record mux mono 2 */ 98 SOC_ENUM_SINGLE(AC97_VIDEO, 3, 8, wm9713_rec_src), /* record mux left 3 */ 99 SOC_ENUM_SINGLE(AC97_VIDEO, 0, 8, wm9713_rec_src), /* record mux right 4*/ 100 SOC_ENUM_DOUBLE(AC97_CD, 14, 6, 2, wm9713_rec_gain), /* record step size 5 */ 101 SOC_ENUM_SINGLE(AC97_PCI_SVID, 14, 4, wm9713_alc_select), /* alc source select 6*/ 102 SOC_ENUM_SINGLE(AC97_REC_GAIN, 14, 4, wm9713_mono_pga), /* mono input select 7 */ 103 SOC_ENUM_SINGLE(AC97_REC_GAIN, 11, 8, wm9713_spk_pga), /* speaker left input select 8 */ 104 SOC_ENUM_SINGLE(AC97_REC_GAIN, 8, 8, wm9713_spk_pga), /* speaker right input select 9 */ 105 SOC_ENUM_SINGLE(AC97_REC_GAIN, 6, 3, wm9713_hp_pga), /* headphone left input 10 */ 106 SOC_ENUM_SINGLE(AC97_REC_GAIN, 4, 3, wm9713_hp_pga), /* headphone right input 11 */ 107 SOC_ENUM_SINGLE(AC97_REC_GAIN, 2, 4, wm9713_out3_pga), /* out 3 source 12 */ 108 SOC_ENUM_SINGLE(AC97_REC_GAIN, 0, 4, wm9713_out4_pga), /* out 4 source 13 */ 109 SOC_ENUM_SINGLE(AC97_REC_GAIN_MIC, 13, 8, wm9713_dac_inv), /* dac invert 1 14 */ 110 SOC_ENUM_SINGLE(AC97_REC_GAIN_MIC, 10, 8, wm9713_dac_inv), /* dac invert 2 15 */ 111 SOC_ENUM_SINGLE(AC97_GENERAL_PURPOSE, 15, 2, wm9713_bass), /* bass control 16 */ 112 SOC_ENUM_SINGLE(AC97_PCI_SVID, 5, 2, wm9713_ng_type), /* noise gate type 17 */ 113 SOC_ENUM_SINGLE(AC97_3D_CONTROL, 12, 3, wm9713_mic_select), /* mic selection 18 */ 114 SOC_ENUM_SINGLE(MICB_MUX, 0, 2, wm9713_micb_select), /* mic selection 19 */ 115 }; 116 117 static const DECLARE_TLV_DB_SCALE(out_tlv, -4650, 150, 0); 118 static const DECLARE_TLV_DB_SCALE(main_tlv, -3450, 150, 0); 119 static const DECLARE_TLV_DB_SCALE(misc_tlv, -1500, 300, 0); 120 static unsigned int mic_tlv[] = { 121 TLV_DB_RANGE_HEAD(2), 122 0, 2, TLV_DB_SCALE_ITEM(1200, 600, 0), 123 3, 3, TLV_DB_SCALE_ITEM(3000, 0, 0), 124 }; 125 126 static const struct snd_kcontrol_new wm9713_snd_ac97_controls[] = { 127 SOC_DOUBLE_TLV("Speaker Playback Volume", AC97_MASTER, 8, 0, 31, 1, out_tlv), 128 SOC_DOUBLE("Speaker Playback Switch", AC97_MASTER, 15, 7, 1, 1), 129 SOC_DOUBLE_TLV("Headphone Playback Volume", AC97_HEADPHONE, 8, 0, 31, 1, 130 out_tlv), 131 SOC_DOUBLE("Headphone Playback Switch", AC97_HEADPHONE, 15, 7, 1, 1), 132 SOC_DOUBLE_TLV("Line In Volume", AC97_PC_BEEP, 8, 0, 31, 1, main_tlv), 133 SOC_DOUBLE_TLV("PCM Playback Volume", AC97_PHONE, 8, 0, 31, 1, main_tlv), 134 SOC_SINGLE_TLV("Mic 1 Volume", AC97_MIC, 8, 31, 1, main_tlv), 135 SOC_SINGLE_TLV("Mic 2 Volume", AC97_MIC, 0, 31, 1, main_tlv), 136 SOC_SINGLE_TLV("Mic 1 Preamp Volume", AC97_3D_CONTROL, 10, 3, 0, mic_tlv), 137 SOC_SINGLE_TLV("Mic 2 Preamp Volume", AC97_3D_CONTROL, 12, 3, 0, mic_tlv), 138 139 SOC_SINGLE("Mic Boost (+20dB) Switch", AC97_LINE, 5, 1, 0), 140 SOC_SINGLE("Mic Headphone Mixer Volume", AC97_LINE, 0, 7, 1), 141 142 SOC_SINGLE("Capture Switch", AC97_CD, 15, 1, 1), 143 SOC_ENUM("Capture Volume Steps", wm9713_enum[5]), 144 SOC_DOUBLE("Capture Volume", AC97_CD, 8, 0, 31, 0), 145 SOC_SINGLE("Capture ZC Switch", AC97_CD, 7, 1, 0), 146 147 SOC_SINGLE_TLV("Capture to Headphone Volume", AC97_VIDEO, 11, 7, 1, misc_tlv), 148 SOC_SINGLE("Capture to Mono Boost (+20dB) Switch", AC97_VIDEO, 8, 1, 0), 149 SOC_SINGLE("Capture ADC Boost (+20dB) Switch", AC97_VIDEO, 6, 1, 0), 150 151 SOC_SINGLE("ALC Target Volume", AC97_CODEC_CLASS_REV, 12, 15, 0), 152 SOC_SINGLE("ALC Hold Time", AC97_CODEC_CLASS_REV, 8, 15, 0), 153 SOC_SINGLE("ALC Decay Time", AC97_CODEC_CLASS_REV, 4, 15, 0), 154 SOC_SINGLE("ALC Attack Time", AC97_CODEC_CLASS_REV, 0, 15, 0), 155 SOC_ENUM("ALC Function", wm9713_enum[6]), 156 SOC_SINGLE("ALC Max Volume", AC97_PCI_SVID, 11, 7, 0), 157 SOC_SINGLE("ALC ZC Timeout", AC97_PCI_SVID, 9, 3, 0), 158 SOC_SINGLE("ALC ZC Switch", AC97_PCI_SVID, 8, 1, 0), 159 SOC_SINGLE("ALC NG Switch", AC97_PCI_SVID, 7, 1, 0), 160 SOC_ENUM("ALC NG Type", wm9713_enum[17]), 161 SOC_SINGLE("ALC NG Threshold", AC97_PCI_SVID, 0, 31, 0), 162 163 SOC_DOUBLE("Speaker Playback ZC Switch", AC97_MASTER, 14, 6, 1, 0), 164 SOC_DOUBLE("Headphone Playback ZC Switch", AC97_HEADPHONE, 14, 6, 1, 0), 165 166 SOC_SINGLE("Out4 Playback Switch", AC97_MASTER_MONO, 15, 1, 1), 167 SOC_SINGLE("Out4 Playback ZC Switch", AC97_MASTER_MONO, 14, 1, 0), 168 SOC_SINGLE_TLV("Out4 Playback Volume", AC97_MASTER_MONO, 8, 31, 1, out_tlv), 169 170 SOC_SINGLE("Out3 Playback Switch", AC97_MASTER_MONO, 7, 1, 1), 171 SOC_SINGLE("Out3 Playback ZC Switch", AC97_MASTER_MONO, 6, 1, 0), 172 SOC_SINGLE_TLV("Out3 Playback Volume", AC97_MASTER_MONO, 0, 31, 1, out_tlv), 173 174 SOC_SINGLE_TLV("Mono Capture Volume", AC97_MASTER_TONE, 8, 31, 1, main_tlv), 175 SOC_SINGLE("Mono Playback Switch", AC97_MASTER_TONE, 7, 1, 1), 176 SOC_SINGLE("Mono Playback ZC Switch", AC97_MASTER_TONE, 6, 1, 0), 177 SOC_SINGLE_TLV("Mono Playback Volume", AC97_MASTER_TONE, 0, 31, 1, out_tlv), 178 179 SOC_SINGLE_TLV("Headphone Mixer Beep Playback Volume", AC97_AUX, 12, 7, 1, 180 misc_tlv), 181 SOC_SINGLE_TLV("Speaker Mixer Beep Playback Volume", AC97_AUX, 8, 7, 1, 182 misc_tlv), 183 SOC_SINGLE_TLV("Mono Mixer Beep Playback Volume", AC97_AUX, 4, 7, 1, misc_tlv), 184 185 SOC_SINGLE_TLV("Voice Playback Headphone Volume", AC97_PCM, 12, 7, 1, 186 misc_tlv), 187 SOC_SINGLE("Voice Playback Master Volume", AC97_PCM, 8, 7, 1), 188 SOC_SINGLE("Voice Playback Mono Volume", AC97_PCM, 4, 7, 1), 189 190 SOC_SINGLE_TLV("Headphone Mixer Aux Playback Volume", AC97_REC_SEL, 12, 7, 1, 191 misc_tlv), 192 193 SOC_SINGLE_TLV("Speaker Mixer Voice Playback Volume", AC97_PCM, 8, 7, 1, 194 misc_tlv), 195 SOC_SINGLE_TLV("Speaker Mixer Aux Playback Volume", AC97_REC_SEL, 8, 7, 1, 196 misc_tlv), 197 198 SOC_SINGLE_TLV("Mono Mixer Voice Playback Volume", AC97_PCM, 4, 7, 1, 199 misc_tlv), 200 SOC_SINGLE_TLV("Mono Mixer Aux Playback Volume", AC97_REC_SEL, 4, 7, 1, 201 misc_tlv), 202 203 SOC_SINGLE("Aux Playback Headphone Volume", AC97_REC_SEL, 12, 7, 1), 204 SOC_SINGLE("Aux Playback Master Volume", AC97_REC_SEL, 8, 7, 1), 205 206 SOC_ENUM("Bass Control", wm9713_enum[16]), 207 SOC_SINGLE("Bass Cut-off Switch", AC97_GENERAL_PURPOSE, 12, 1, 1), 208 SOC_SINGLE("Tone Cut-off Switch", AC97_GENERAL_PURPOSE, 4, 1, 1), 209 SOC_SINGLE("Playback Attenuate (-6dB) Switch", AC97_GENERAL_PURPOSE, 6, 1, 0), 210 SOC_SINGLE("Bass Volume", AC97_GENERAL_PURPOSE, 8, 15, 1), 211 SOC_SINGLE("Tone Volume", AC97_GENERAL_PURPOSE, 0, 15, 1), 212 213 SOC_SINGLE("3D Upper Cut-off Switch", AC97_REC_GAIN_MIC, 5, 1, 0), 214 SOC_SINGLE("3D Lower Cut-off Switch", AC97_REC_GAIN_MIC, 4, 1, 0), 215 SOC_SINGLE("3D Depth", AC97_REC_GAIN_MIC, 0, 15, 1), 216 }; 217 218 static int wm9713_voice_shutdown(struct snd_soc_dapm_widget *w, 219 struct snd_kcontrol *kcontrol, int event) 220 { 221 struct snd_soc_codec *codec = w->codec; 222 u16 status, rate; 223 224 if (WARN_ON(event != SND_SOC_DAPM_PRE_PMD)) 225 return -EINVAL; 226 227 /* Gracefully shut down the voice interface. */ 228 status = ac97_read(codec, AC97_EXTENDED_MID) | 0x1000; 229 rate = ac97_read(codec, AC97_HANDSET_RATE) & 0xF0FF; 230 ac97_write(codec, AC97_HANDSET_RATE, rate | 0x0200); 231 schedule_timeout_interruptible(msecs_to_jiffies(1)); 232 ac97_write(codec, AC97_HANDSET_RATE, rate | 0x0F00); 233 ac97_write(codec, AC97_EXTENDED_MID, status); 234 235 return 0; 236 } 237 238 239 /* We have to create a fake left and right HP mixers because 240 * the codec only has a single control that is shared by both channels. 241 * This makes it impossible to determine the audio path using the current 242 * register map, thus we add a new (virtual) register to help determine the 243 * audio route within the device. 244 */ 245 static int mixer_event(struct snd_soc_dapm_widget *w, 246 struct snd_kcontrol *kcontrol, int event) 247 { 248 u16 l, r, beep, tone, phone, rec, pcm, aux; 249 250 l = ac97_read(w->codec, HPL_MIXER); 251 r = ac97_read(w->codec, HPR_MIXER); 252 beep = ac97_read(w->codec, AC97_PC_BEEP); 253 tone = ac97_read(w->codec, AC97_MASTER_TONE); 254 phone = ac97_read(w->codec, AC97_PHONE); 255 rec = ac97_read(w->codec, AC97_REC_SEL); 256 pcm = ac97_read(w->codec, AC97_PCM); 257 aux = ac97_read(w->codec, AC97_AUX); 258 259 if (event & SND_SOC_DAPM_PRE_REG) 260 return 0; 261 if ((l & 0x1) || (r & 0x1)) 262 ac97_write(w->codec, AC97_PC_BEEP, beep & 0x7fff); 263 else 264 ac97_write(w->codec, AC97_PC_BEEP, beep | 0x8000); 265 266 if ((l & 0x2) || (r & 0x2)) 267 ac97_write(w->codec, AC97_MASTER_TONE, tone & 0x7fff); 268 else 269 ac97_write(w->codec, AC97_MASTER_TONE, tone | 0x8000); 270 271 if ((l & 0x4) || (r & 0x4)) 272 ac97_write(w->codec, AC97_PHONE, phone & 0x7fff); 273 else 274 ac97_write(w->codec, AC97_PHONE, phone | 0x8000); 275 276 if ((l & 0x8) || (r & 0x8)) 277 ac97_write(w->codec, AC97_REC_SEL, rec & 0x7fff); 278 else 279 ac97_write(w->codec, AC97_REC_SEL, rec | 0x8000); 280 281 if ((l & 0x10) || (r & 0x10)) 282 ac97_write(w->codec, AC97_PCM, pcm & 0x7fff); 283 else 284 ac97_write(w->codec, AC97_PCM, pcm | 0x8000); 285 286 if ((l & 0x20) || (r & 0x20)) 287 ac97_write(w->codec, AC97_AUX, aux & 0x7fff); 288 else 289 ac97_write(w->codec, AC97_AUX, aux | 0x8000); 290 291 return 0; 292 } 293 294 /* Left Headphone Mixers */ 295 static const struct snd_kcontrol_new wm9713_hpl_mixer_controls[] = { 296 SOC_DAPM_SINGLE("Beep Playback Switch", HPL_MIXER, 5, 1, 0), 297 SOC_DAPM_SINGLE("Voice Playback Switch", HPL_MIXER, 4, 1, 0), 298 SOC_DAPM_SINGLE("Aux Playback Switch", HPL_MIXER, 3, 1, 0), 299 SOC_DAPM_SINGLE("PCM Playback Switch", HPL_MIXER, 2, 1, 0), 300 SOC_DAPM_SINGLE("MonoIn Playback Switch", HPL_MIXER, 1, 1, 0), 301 SOC_DAPM_SINGLE("Bypass Playback Switch", HPL_MIXER, 0, 1, 0), 302 }; 303 304 /* Right Headphone Mixers */ 305 static const struct snd_kcontrol_new wm9713_hpr_mixer_controls[] = { 306 SOC_DAPM_SINGLE("Beep Playback Switch", HPR_MIXER, 5, 1, 0), 307 SOC_DAPM_SINGLE("Voice Playback Switch", HPR_MIXER, 4, 1, 0), 308 SOC_DAPM_SINGLE("Aux Playback Switch", HPR_MIXER, 3, 1, 0), 309 SOC_DAPM_SINGLE("PCM Playback Switch", HPR_MIXER, 2, 1, 0), 310 SOC_DAPM_SINGLE("MonoIn Playback Switch", HPR_MIXER, 1, 1, 0), 311 SOC_DAPM_SINGLE("Bypass Playback Switch", HPR_MIXER, 0, 1, 0), 312 }; 313 314 /* headphone capture mux */ 315 static const struct snd_kcontrol_new wm9713_hp_rec_mux_controls = 316 SOC_DAPM_ENUM("Route", wm9713_enum[1]); 317 318 /* headphone mic mux */ 319 static const struct snd_kcontrol_new wm9713_hp_mic_mux_controls = 320 SOC_DAPM_ENUM("Route", wm9713_enum[0]); 321 322 /* Speaker Mixer */ 323 static const struct snd_kcontrol_new wm9713_speaker_mixer_controls[] = { 324 SOC_DAPM_SINGLE("Beep Playback Switch", AC97_AUX, 11, 1, 1), 325 SOC_DAPM_SINGLE("Voice Playback Switch", AC97_PCM, 11, 1, 1), 326 SOC_DAPM_SINGLE("Aux Playback Switch", AC97_REC_SEL, 11, 1, 1), 327 SOC_DAPM_SINGLE("PCM Playback Switch", AC97_PHONE, 14, 1, 1), 328 SOC_DAPM_SINGLE("MonoIn Playback Switch", AC97_MASTER_TONE, 14, 1, 1), 329 SOC_DAPM_SINGLE("Bypass Playback Switch", AC97_PC_BEEP, 14, 1, 1), 330 }; 331 332 /* Mono Mixer */ 333 static const struct snd_kcontrol_new wm9713_mono_mixer_controls[] = { 334 SOC_DAPM_SINGLE("Beep Playback Switch", AC97_AUX, 7, 1, 1), 335 SOC_DAPM_SINGLE("Voice Playback Switch", AC97_PCM, 7, 1, 1), 336 SOC_DAPM_SINGLE("Aux Playback Switch", AC97_REC_SEL, 7, 1, 1), 337 SOC_DAPM_SINGLE("PCM Playback Switch", AC97_PHONE, 13, 1, 1), 338 SOC_DAPM_SINGLE("MonoIn Playback Switch", AC97_MASTER_TONE, 13, 1, 1), 339 SOC_DAPM_SINGLE("Bypass Playback Switch", AC97_PC_BEEP, 13, 1, 1), 340 SOC_DAPM_SINGLE("Mic 1 Sidetone Switch", AC97_LINE, 7, 1, 1), 341 SOC_DAPM_SINGLE("Mic 2 Sidetone Switch", AC97_LINE, 6, 1, 1), 342 }; 343 344 /* mono mic mux */ 345 static const struct snd_kcontrol_new wm9713_mono_mic_mux_controls = 346 SOC_DAPM_ENUM("Route", wm9713_enum[2]); 347 348 /* mono output mux */ 349 static const struct snd_kcontrol_new wm9713_mono_mux_controls = 350 SOC_DAPM_ENUM("Route", wm9713_enum[7]); 351 352 /* speaker left output mux */ 353 static const struct snd_kcontrol_new wm9713_hp_spkl_mux_controls = 354 SOC_DAPM_ENUM("Route", wm9713_enum[8]); 355 356 /* speaker right output mux */ 357 static const struct snd_kcontrol_new wm9713_hp_spkr_mux_controls = 358 SOC_DAPM_ENUM("Route", wm9713_enum[9]); 359 360 /* headphone left output mux */ 361 static const struct snd_kcontrol_new wm9713_hpl_out_mux_controls = 362 SOC_DAPM_ENUM("Route", wm9713_enum[10]); 363 364 /* headphone right output mux */ 365 static const struct snd_kcontrol_new wm9713_hpr_out_mux_controls = 366 SOC_DAPM_ENUM("Route", wm9713_enum[11]); 367 368 /* Out3 mux */ 369 static const struct snd_kcontrol_new wm9713_out3_mux_controls = 370 SOC_DAPM_ENUM("Route", wm9713_enum[12]); 371 372 /* Out4 mux */ 373 static const struct snd_kcontrol_new wm9713_out4_mux_controls = 374 SOC_DAPM_ENUM("Route", wm9713_enum[13]); 375 376 /* DAC inv mux 1 */ 377 static const struct snd_kcontrol_new wm9713_dac_inv1_mux_controls = 378 SOC_DAPM_ENUM("Route", wm9713_enum[14]); 379 380 /* DAC inv mux 2 */ 381 static const struct snd_kcontrol_new wm9713_dac_inv2_mux_controls = 382 SOC_DAPM_ENUM("Route", wm9713_enum[15]); 383 384 /* Capture source left */ 385 static const struct snd_kcontrol_new wm9713_rec_srcl_mux_controls = 386 SOC_DAPM_ENUM("Route", wm9713_enum[3]); 387 388 /* Capture source right */ 389 static const struct snd_kcontrol_new wm9713_rec_srcr_mux_controls = 390 SOC_DAPM_ENUM("Route", wm9713_enum[4]); 391 392 /* mic source */ 393 static const struct snd_kcontrol_new wm9713_mic_sel_mux_controls = 394 SOC_DAPM_ENUM("Route", wm9713_enum[18]); 395 396 /* mic source B virtual control */ 397 static const struct snd_kcontrol_new wm9713_micb_sel_mux_controls = 398 SOC_DAPM_ENUM("Route", wm9713_enum[19]); 399 400 static const struct snd_soc_dapm_widget wm9713_dapm_widgets[] = { 401 SND_SOC_DAPM_MUX("Capture Headphone Mux", SND_SOC_NOPM, 0, 0, 402 &wm9713_hp_rec_mux_controls), 403 SND_SOC_DAPM_MUX("Sidetone Mux", SND_SOC_NOPM, 0, 0, 404 &wm9713_hp_mic_mux_controls), 405 SND_SOC_DAPM_MUX("Capture Mono Mux", SND_SOC_NOPM, 0, 0, 406 &wm9713_mono_mic_mux_controls), 407 SND_SOC_DAPM_MUX("Mono Out Mux", SND_SOC_NOPM, 0, 0, 408 &wm9713_mono_mux_controls), 409 SND_SOC_DAPM_MUX("Left Speaker Out Mux", SND_SOC_NOPM, 0, 0, 410 &wm9713_hp_spkl_mux_controls), 411 SND_SOC_DAPM_MUX("Right Speaker Out Mux", SND_SOC_NOPM, 0, 0, 412 &wm9713_hp_spkr_mux_controls), 413 SND_SOC_DAPM_MUX("Left Headphone Out Mux", SND_SOC_NOPM, 0, 0, 414 &wm9713_hpl_out_mux_controls), 415 SND_SOC_DAPM_MUX("Right Headphone Out Mux", SND_SOC_NOPM, 0, 0, 416 &wm9713_hpr_out_mux_controls), 417 SND_SOC_DAPM_MUX("Out 3 Mux", SND_SOC_NOPM, 0, 0, 418 &wm9713_out3_mux_controls), 419 SND_SOC_DAPM_MUX("Out 4 Mux", SND_SOC_NOPM, 0, 0, 420 &wm9713_out4_mux_controls), 421 SND_SOC_DAPM_MUX("DAC Inv Mux 1", SND_SOC_NOPM, 0, 0, 422 &wm9713_dac_inv1_mux_controls), 423 SND_SOC_DAPM_MUX("DAC Inv Mux 2", SND_SOC_NOPM, 0, 0, 424 &wm9713_dac_inv2_mux_controls), 425 SND_SOC_DAPM_MUX("Left Capture Source", SND_SOC_NOPM, 0, 0, 426 &wm9713_rec_srcl_mux_controls), 427 SND_SOC_DAPM_MUX("Right Capture Source", SND_SOC_NOPM, 0, 0, 428 &wm9713_rec_srcr_mux_controls), 429 SND_SOC_DAPM_MUX("Mic A Source", SND_SOC_NOPM, 0, 0, 430 &wm9713_mic_sel_mux_controls), 431 SND_SOC_DAPM_MUX("Mic B Source", SND_SOC_NOPM, 0, 0, 432 &wm9713_micb_sel_mux_controls), 433 SND_SOC_DAPM_MIXER_E("Left HP Mixer", AC97_EXTENDED_MID, 3, 1, 434 &wm9713_hpl_mixer_controls[0], ARRAY_SIZE(wm9713_hpl_mixer_controls), 435 mixer_event, SND_SOC_DAPM_POST_REG), 436 SND_SOC_DAPM_MIXER_E("Right HP Mixer", AC97_EXTENDED_MID, 2, 1, 437 &wm9713_hpr_mixer_controls[0], ARRAY_SIZE(wm9713_hpr_mixer_controls), 438 mixer_event, SND_SOC_DAPM_POST_REG), 439 SND_SOC_DAPM_MIXER("Mono Mixer", AC97_EXTENDED_MID, 0, 1, 440 &wm9713_mono_mixer_controls[0], ARRAY_SIZE(wm9713_mono_mixer_controls)), 441 SND_SOC_DAPM_MIXER("Speaker Mixer", AC97_EXTENDED_MID, 1, 1, 442 &wm9713_speaker_mixer_controls[0], 443 ARRAY_SIZE(wm9713_speaker_mixer_controls)), 444 SND_SOC_DAPM_DAC("Left DAC", "Left HiFi Playback", AC97_EXTENDED_MID, 7, 1), 445 SND_SOC_DAPM_DAC("Right DAC", "Right HiFi Playback", AC97_EXTENDED_MID, 6, 1), 446 SND_SOC_DAPM_MIXER("AC97 Mixer", SND_SOC_NOPM, 0, 0, NULL, 0), 447 SND_SOC_DAPM_MIXER("HP Mixer", SND_SOC_NOPM, 0, 0, NULL, 0), 448 SND_SOC_DAPM_MIXER("Line Mixer", SND_SOC_NOPM, 0, 0, NULL, 0), 449 SND_SOC_DAPM_MIXER("Capture Mixer", SND_SOC_NOPM, 0, 0, NULL, 0), 450 SND_SOC_DAPM_DAC_E("Voice DAC", "Voice Playback", AC97_EXTENDED_MID, 12, 1, 451 wm9713_voice_shutdown, SND_SOC_DAPM_PRE_PMD), 452 SND_SOC_DAPM_DAC("Aux DAC", "Aux Playback", AC97_EXTENDED_MID, 11, 1), 453 SND_SOC_DAPM_PGA("Left ADC", AC97_EXTENDED_MID, 5, 1, NULL, 0), 454 SND_SOC_DAPM_PGA("Right ADC", AC97_EXTENDED_MID, 4, 1, NULL, 0), 455 SND_SOC_DAPM_ADC("Left HiFi ADC", "Left HiFi Capture", SND_SOC_NOPM, 0, 0), 456 SND_SOC_DAPM_ADC("Right HiFi ADC", "Right HiFi Capture", SND_SOC_NOPM, 0, 0), 457 SND_SOC_DAPM_ADC("Left Voice ADC", "Left Voice Capture", SND_SOC_NOPM, 0, 0), 458 SND_SOC_DAPM_ADC("Right Voice ADC", "Right Voice Capture", SND_SOC_NOPM, 0, 0), 459 SND_SOC_DAPM_PGA("Left Headphone", AC97_EXTENDED_MSTATUS, 10, 1, NULL, 0), 460 SND_SOC_DAPM_PGA("Right Headphone", AC97_EXTENDED_MSTATUS, 9, 1, NULL, 0), 461 SND_SOC_DAPM_PGA("Left Speaker", AC97_EXTENDED_MSTATUS, 8, 1, NULL, 0), 462 SND_SOC_DAPM_PGA("Right Speaker", AC97_EXTENDED_MSTATUS, 7, 1, NULL, 0), 463 SND_SOC_DAPM_PGA("Out 3", AC97_EXTENDED_MSTATUS, 11, 1, NULL, 0), 464 SND_SOC_DAPM_PGA("Out 4", AC97_EXTENDED_MSTATUS, 12, 1, NULL, 0), 465 SND_SOC_DAPM_PGA("Mono Out", AC97_EXTENDED_MSTATUS, 13, 1, NULL, 0), 466 SND_SOC_DAPM_PGA("Left Line In", AC97_EXTENDED_MSTATUS, 6, 1, NULL, 0), 467 SND_SOC_DAPM_PGA("Right Line In", AC97_EXTENDED_MSTATUS, 5, 1, NULL, 0), 468 SND_SOC_DAPM_PGA("Mono In", AC97_EXTENDED_MSTATUS, 4, 1, NULL, 0), 469 SND_SOC_DAPM_PGA("Mic A PGA", AC97_EXTENDED_MSTATUS, 3, 1, NULL, 0), 470 SND_SOC_DAPM_PGA("Mic B PGA", AC97_EXTENDED_MSTATUS, 2, 1, NULL, 0), 471 SND_SOC_DAPM_PGA("Mic A Pre Amp", AC97_EXTENDED_MSTATUS, 1, 1, NULL, 0), 472 SND_SOC_DAPM_PGA("Mic B Pre Amp", AC97_EXTENDED_MSTATUS, 0, 1, NULL, 0), 473 SND_SOC_DAPM_MICBIAS("Mic Bias", AC97_EXTENDED_MSTATUS, 14, 1), 474 SND_SOC_DAPM_OUTPUT("MONO"), 475 SND_SOC_DAPM_OUTPUT("HPL"), 476 SND_SOC_DAPM_OUTPUT("HPR"), 477 SND_SOC_DAPM_OUTPUT("SPKL"), 478 SND_SOC_DAPM_OUTPUT("SPKR"), 479 SND_SOC_DAPM_OUTPUT("OUT3"), 480 SND_SOC_DAPM_OUTPUT("OUT4"), 481 SND_SOC_DAPM_INPUT("LINEL"), 482 SND_SOC_DAPM_INPUT("LINER"), 483 SND_SOC_DAPM_INPUT("MONOIN"), 484 SND_SOC_DAPM_INPUT("PCBEEP"), 485 SND_SOC_DAPM_INPUT("MIC1"), 486 SND_SOC_DAPM_INPUT("MIC2A"), 487 SND_SOC_DAPM_INPUT("MIC2B"), 488 SND_SOC_DAPM_VMID("VMID"), 489 }; 490 491 static const struct snd_soc_dapm_route wm9713_audio_map[] = { 492 /* left HP mixer */ 493 {"Left HP Mixer", "Beep Playback Switch", "PCBEEP"}, 494 {"Left HP Mixer", "Voice Playback Switch", "Voice DAC"}, 495 {"Left HP Mixer", "Aux Playback Switch", "Aux DAC"}, 496 {"Left HP Mixer", "Bypass Playback Switch", "Left Line In"}, 497 {"Left HP Mixer", "PCM Playback Switch", "Left DAC"}, 498 {"Left HP Mixer", "MonoIn Playback Switch", "Mono In"}, 499 {"Left HP Mixer", NULL, "Capture Headphone Mux"}, 500 501 /* right HP mixer */ 502 {"Right HP Mixer", "Beep Playback Switch", "PCBEEP"}, 503 {"Right HP Mixer", "Voice Playback Switch", "Voice DAC"}, 504 {"Right HP Mixer", "Aux Playback Switch", "Aux DAC"}, 505 {"Right HP Mixer", "Bypass Playback Switch", "Right Line In"}, 506 {"Right HP Mixer", "PCM Playback Switch", "Right DAC"}, 507 {"Right HP Mixer", "MonoIn Playback Switch", "Mono In"}, 508 {"Right HP Mixer", NULL, "Capture Headphone Mux"}, 509 510 /* virtual mixer - mixes left & right channels for spk and mono */ 511 {"AC97 Mixer", NULL, "Left DAC"}, 512 {"AC97 Mixer", NULL, "Right DAC"}, 513 {"Line Mixer", NULL, "Right Line In"}, 514 {"Line Mixer", NULL, "Left Line In"}, 515 {"HP Mixer", NULL, "Left HP Mixer"}, 516 {"HP Mixer", NULL, "Right HP Mixer"}, 517 {"Capture Mixer", NULL, "Left Capture Source"}, 518 {"Capture Mixer", NULL, "Right Capture Source"}, 519 520 /* speaker mixer */ 521 {"Speaker Mixer", "Beep Playback Switch", "PCBEEP"}, 522 {"Speaker Mixer", "Voice Playback Switch", "Voice DAC"}, 523 {"Speaker Mixer", "Aux Playback Switch", "Aux DAC"}, 524 {"Speaker Mixer", "Bypass Playback Switch", "Line Mixer"}, 525 {"Speaker Mixer", "PCM Playback Switch", "AC97 Mixer"}, 526 {"Speaker Mixer", "MonoIn Playback Switch", "Mono In"}, 527 528 /* mono mixer */ 529 {"Mono Mixer", "Beep Playback Switch", "PCBEEP"}, 530 {"Mono Mixer", "Voice Playback Switch", "Voice DAC"}, 531 {"Mono Mixer", "Aux Playback Switch", "Aux DAC"}, 532 {"Mono Mixer", "Bypass Playback Switch", "Line Mixer"}, 533 {"Mono Mixer", "PCM Playback Switch", "AC97 Mixer"}, 534 {"Mono Mixer", "Mic 1 Sidetone Switch", "Mic A PGA"}, 535 {"Mono Mixer", "Mic 2 Sidetone Switch", "Mic B PGA"}, 536 {"Mono Mixer", NULL, "Capture Mono Mux"}, 537 538 /* DAC inv mux 1 */ 539 {"DAC Inv Mux 1", "Mono", "Mono Mixer"}, 540 {"DAC Inv Mux 1", "Speaker", "Speaker Mixer"}, 541 {"DAC Inv Mux 1", "Left Headphone", "Left HP Mixer"}, 542 {"DAC Inv Mux 1", "Right Headphone", "Right HP Mixer"}, 543 {"DAC Inv Mux 1", "Headphone Mono", "HP Mixer"}, 544 545 /* DAC inv mux 2 */ 546 {"DAC Inv Mux 2", "Mono", "Mono Mixer"}, 547 {"DAC Inv Mux 2", "Speaker", "Speaker Mixer"}, 548 {"DAC Inv Mux 2", "Left Headphone", "Left HP Mixer"}, 549 {"DAC Inv Mux 2", "Right Headphone", "Right HP Mixer"}, 550 {"DAC Inv Mux 2", "Headphone Mono", "HP Mixer"}, 551 552 /* headphone left mux */ 553 {"Left Headphone Out Mux", "Headphone", "Left HP Mixer"}, 554 555 /* headphone right mux */ 556 {"Right Headphone Out Mux", "Headphone", "Right HP Mixer"}, 557 558 /* speaker left mux */ 559 {"Left Speaker Out Mux", "Headphone", "Left HP Mixer"}, 560 {"Left Speaker Out Mux", "Speaker", "Speaker Mixer"}, 561 {"Left Speaker Out Mux", "Inv", "DAC Inv Mux 1"}, 562 563 /* speaker right mux */ 564 {"Right Speaker Out Mux", "Headphone", "Right HP Mixer"}, 565 {"Right Speaker Out Mux", "Speaker", "Speaker Mixer"}, 566 {"Right Speaker Out Mux", "Inv", "DAC Inv Mux 2"}, 567 568 /* mono mux */ 569 {"Mono Out Mux", "Mono", "Mono Mixer"}, 570 {"Mono Out Mux", "Inv", "DAC Inv Mux 1"}, 571 572 /* out 3 mux */ 573 {"Out 3 Mux", "Inv 1", "DAC Inv Mux 1"}, 574 575 /* out 4 mux */ 576 {"Out 4 Mux", "Inv 2", "DAC Inv Mux 2"}, 577 578 /* output pga */ 579 {"HPL", NULL, "Left Headphone"}, 580 {"Left Headphone", NULL, "Left Headphone Out Mux"}, 581 {"HPR", NULL, "Right Headphone"}, 582 {"Right Headphone", NULL, "Right Headphone Out Mux"}, 583 {"OUT3", NULL, "Out 3"}, 584 {"Out 3", NULL, "Out 3 Mux"}, 585 {"OUT4", NULL, "Out 4"}, 586 {"Out 4", NULL, "Out 4 Mux"}, 587 {"SPKL", NULL, "Left Speaker"}, 588 {"Left Speaker", NULL, "Left Speaker Out Mux"}, 589 {"SPKR", NULL, "Right Speaker"}, 590 {"Right Speaker", NULL, "Right Speaker Out Mux"}, 591 {"MONO", NULL, "Mono Out"}, 592 {"Mono Out", NULL, "Mono Out Mux"}, 593 594 /* input pga */ 595 {"Left Line In", NULL, "LINEL"}, 596 {"Right Line In", NULL, "LINER"}, 597 {"Mono In", NULL, "MONOIN"}, 598 {"Mic A PGA", NULL, "Mic A Pre Amp"}, 599 {"Mic B PGA", NULL, "Mic B Pre Amp"}, 600 601 /* left capture select */ 602 {"Left Capture Source", "Mic 1", "Mic A Pre Amp"}, 603 {"Left Capture Source", "Mic 2", "Mic B Pre Amp"}, 604 {"Left Capture Source", "Line", "LINEL"}, 605 {"Left Capture Source", "Mono In", "MONOIN"}, 606 {"Left Capture Source", "Headphone", "Left HP Mixer"}, 607 {"Left Capture Source", "Speaker", "Speaker Mixer"}, 608 {"Left Capture Source", "Mono Out", "Mono Mixer"}, 609 610 /* right capture select */ 611 {"Right Capture Source", "Mic 1", "Mic A Pre Amp"}, 612 {"Right Capture Source", "Mic 2", "Mic B Pre Amp"}, 613 {"Right Capture Source", "Line", "LINER"}, 614 {"Right Capture Source", "Mono In", "MONOIN"}, 615 {"Right Capture Source", "Headphone", "Right HP Mixer"}, 616 {"Right Capture Source", "Speaker", "Speaker Mixer"}, 617 {"Right Capture Source", "Mono Out", "Mono Mixer"}, 618 619 /* left ADC */ 620 {"Left ADC", NULL, "Left Capture Source"}, 621 {"Left Voice ADC", NULL, "Left ADC"}, 622 {"Left HiFi ADC", NULL, "Left ADC"}, 623 624 /* right ADC */ 625 {"Right ADC", NULL, "Right Capture Source"}, 626 {"Right Voice ADC", NULL, "Right ADC"}, 627 {"Right HiFi ADC", NULL, "Right ADC"}, 628 629 /* mic */ 630 {"Mic A Pre Amp", NULL, "Mic A Source"}, 631 {"Mic A Source", "Mic 1", "MIC1"}, 632 {"Mic A Source", "Mic 2 A", "MIC2A"}, 633 {"Mic A Source", "Mic 2 B", "Mic B Source"}, 634 {"Mic B Pre Amp", "MPB", "Mic B Source"}, 635 {"Mic B Source", NULL, "MIC2B"}, 636 637 /* headphone capture */ 638 {"Capture Headphone Mux", "Stereo", "Capture Mixer"}, 639 {"Capture Headphone Mux", "Left", "Left Capture Source"}, 640 {"Capture Headphone Mux", "Right", "Right Capture Source"}, 641 642 /* mono capture */ 643 {"Capture Mono Mux", "Stereo", "Capture Mixer"}, 644 {"Capture Mono Mux", "Left", "Left Capture Source"}, 645 {"Capture Mono Mux", "Right", "Right Capture Source"}, 646 }; 647 648 static unsigned int ac97_read(struct snd_soc_codec *codec, 649 unsigned int reg) 650 { 651 u16 *cache = codec->reg_cache; 652 653 if (reg == AC97_RESET || reg == AC97_GPIO_STATUS || 654 reg == AC97_VENDOR_ID1 || reg == AC97_VENDOR_ID2 || 655 reg == AC97_CD) 656 return soc_ac97_ops->read(codec->ac97, reg); 657 else { 658 reg = reg >> 1; 659 660 if (reg >= (ARRAY_SIZE(wm9713_reg))) 661 return -EIO; 662 663 return cache[reg]; 664 } 665 } 666 667 static int ac97_write(struct snd_soc_codec *codec, unsigned int reg, 668 unsigned int val) 669 { 670 u16 *cache = codec->reg_cache; 671 if (reg < 0x7c) 672 soc_ac97_ops->write(codec->ac97, reg, val); 673 reg = reg >> 1; 674 if (reg < (ARRAY_SIZE(wm9713_reg))) 675 cache[reg] = val; 676 677 return 0; 678 } 679 680 /* PLL divisors */ 681 struct _pll_div { 682 u32 divsel:1; 683 u32 divctl:1; 684 u32 lf:1; 685 u32 n:4; 686 u32 k:24; 687 }; 688 689 /* The size in bits of the PLL divide multiplied by 10 690 * to allow rounding later */ 691 #define FIXED_PLL_SIZE ((1 << 22) * 10) 692 693 static void pll_factors(struct _pll_div *pll_div, unsigned int source) 694 { 695 u64 Kpart; 696 unsigned int K, Ndiv, Nmod, target; 697 698 /* The the PLL output is always 98.304MHz. */ 699 target = 98304000; 700 701 /* If the input frequency is over 14.4MHz then scale it down. */ 702 if (source > 14400000) { 703 source >>= 1; 704 pll_div->divsel = 1; 705 706 if (source > 14400000) { 707 source >>= 1; 708 pll_div->divctl = 1; 709 } else 710 pll_div->divctl = 0; 711 712 } else { 713 pll_div->divsel = 0; 714 pll_div->divctl = 0; 715 } 716 717 /* Low frequency sources require an additional divide in the 718 * loop. 719 */ 720 if (source < 8192000) { 721 pll_div->lf = 1; 722 target >>= 2; 723 } else 724 pll_div->lf = 0; 725 726 Ndiv = target / source; 727 if ((Ndiv < 5) || (Ndiv > 12)) 728 printk(KERN_WARNING 729 "WM9713 PLL N value %u out of recommended range!\n", 730 Ndiv); 731 732 pll_div->n = Ndiv; 733 Nmod = target % source; 734 Kpart = FIXED_PLL_SIZE * (long long)Nmod; 735 736 do_div(Kpart, source); 737 738 K = Kpart & 0xFFFFFFFF; 739 740 /* Check if we need to round */ 741 if ((K % 10) >= 5) 742 K += 5; 743 744 /* Move down to proper range now rounding is done */ 745 K /= 10; 746 747 pll_div->k = K; 748 } 749 750 /** 751 * Please note that changing the PLL input frequency may require 752 * resynchronisation with the AC97 controller. 753 */ 754 static int wm9713_set_pll(struct snd_soc_codec *codec, 755 int pll_id, unsigned int freq_in, unsigned int freq_out) 756 { 757 struct wm9713_priv *wm9713 = snd_soc_codec_get_drvdata(codec); 758 u16 reg, reg2; 759 struct _pll_div pll_div; 760 761 /* turn PLL off ? */ 762 if (freq_in == 0) { 763 /* disable PLL power and select ext source */ 764 reg = ac97_read(codec, AC97_HANDSET_RATE); 765 ac97_write(codec, AC97_HANDSET_RATE, reg | 0x0080); 766 reg = ac97_read(codec, AC97_EXTENDED_MID); 767 ac97_write(codec, AC97_EXTENDED_MID, reg | 0x0200); 768 wm9713->pll_in = 0; 769 return 0; 770 } 771 772 pll_factors(&pll_div, freq_in); 773 774 if (pll_div.k == 0) { 775 reg = (pll_div.n << 12) | (pll_div.lf << 11) | 776 (pll_div.divsel << 9) | (pll_div.divctl << 8); 777 ac97_write(codec, AC97_LINE1_LEVEL, reg); 778 } else { 779 /* write the fractional k to the reg 0x46 pages */ 780 reg2 = (pll_div.n << 12) | (pll_div.lf << 11) | (1 << 10) | 781 (pll_div.divsel << 9) | (pll_div.divctl << 8); 782 783 /* K [21:20] */ 784 reg = reg2 | (0x5 << 4) | (pll_div.k >> 20); 785 ac97_write(codec, AC97_LINE1_LEVEL, reg); 786 787 /* K [19:16] */ 788 reg = reg2 | (0x4 << 4) | ((pll_div.k >> 16) & 0xf); 789 ac97_write(codec, AC97_LINE1_LEVEL, reg); 790 791 /* K [15:12] */ 792 reg = reg2 | (0x3 << 4) | ((pll_div.k >> 12) & 0xf); 793 ac97_write(codec, AC97_LINE1_LEVEL, reg); 794 795 /* K [11:8] */ 796 reg = reg2 | (0x2 << 4) | ((pll_div.k >> 8) & 0xf); 797 ac97_write(codec, AC97_LINE1_LEVEL, reg); 798 799 /* K [7:4] */ 800 reg = reg2 | (0x1 << 4) | ((pll_div.k >> 4) & 0xf); 801 ac97_write(codec, AC97_LINE1_LEVEL, reg); 802 803 reg = reg2 | (0x0 << 4) | (pll_div.k & 0xf); /* K [3:0] */ 804 ac97_write(codec, AC97_LINE1_LEVEL, reg); 805 } 806 807 /* turn PLL on and select as source */ 808 reg = ac97_read(codec, AC97_EXTENDED_MID); 809 ac97_write(codec, AC97_EXTENDED_MID, reg & 0xfdff); 810 reg = ac97_read(codec, AC97_HANDSET_RATE); 811 ac97_write(codec, AC97_HANDSET_RATE, reg & 0xff7f); 812 wm9713->pll_in = freq_in; 813 814 /* wait 10ms AC97 link frames for the link to stabilise */ 815 schedule_timeout_interruptible(msecs_to_jiffies(10)); 816 return 0; 817 } 818 819 static int wm9713_set_dai_pll(struct snd_soc_dai *codec_dai, int pll_id, 820 int source, unsigned int freq_in, unsigned int freq_out) 821 { 822 struct snd_soc_codec *codec = codec_dai->codec; 823 return wm9713_set_pll(codec, pll_id, freq_in, freq_out); 824 } 825 826 /* 827 * Tristate the PCM DAI lines, tristate can be disabled by calling 828 * wm9713_set_dai_fmt() 829 */ 830 static int wm9713_set_dai_tristate(struct snd_soc_dai *codec_dai, 831 int tristate) 832 { 833 struct snd_soc_codec *codec = codec_dai->codec; 834 u16 reg = ac97_read(codec, AC97_CENTER_LFE_MASTER) & 0x9fff; 835 836 if (tristate) 837 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg); 838 839 return 0; 840 } 841 842 /* 843 * Configure WM9713 clock dividers. 844 * Voice DAC needs 256 FS 845 */ 846 static int wm9713_set_dai_clkdiv(struct snd_soc_dai *codec_dai, 847 int div_id, int div) 848 { 849 struct snd_soc_codec *codec = codec_dai->codec; 850 u16 reg; 851 852 switch (div_id) { 853 case WM9713_PCMCLK_DIV: 854 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0xf0ff; 855 ac97_write(codec, AC97_HANDSET_RATE, reg | div); 856 break; 857 case WM9713_CLKA_MULT: 858 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0xfffd; 859 ac97_write(codec, AC97_HANDSET_RATE, reg | div); 860 break; 861 case WM9713_CLKB_MULT: 862 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0xfffb; 863 ac97_write(codec, AC97_HANDSET_RATE, reg | div); 864 break; 865 case WM9713_HIFI_DIV: 866 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0x8fff; 867 ac97_write(codec, AC97_HANDSET_RATE, reg | div); 868 break; 869 case WM9713_PCMBCLK_DIV: 870 reg = ac97_read(codec, AC97_CENTER_LFE_MASTER) & 0xf1ff; 871 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg | div); 872 break; 873 case WM9713_PCMCLK_PLL_DIV: 874 reg = ac97_read(codec, AC97_LINE1_LEVEL) & 0xff80; 875 ac97_write(codec, AC97_LINE1_LEVEL, reg | 0x60 | div); 876 break; 877 case WM9713_HIFI_PLL_DIV: 878 reg = ac97_read(codec, AC97_LINE1_LEVEL) & 0xff80; 879 ac97_write(codec, AC97_LINE1_LEVEL, reg | 0x70 | div); 880 break; 881 default: 882 return -EINVAL; 883 } 884 885 return 0; 886 } 887 888 static int wm9713_set_dai_fmt(struct snd_soc_dai *codec_dai, 889 unsigned int fmt) 890 { 891 struct snd_soc_codec *codec = codec_dai->codec; 892 u16 gpio = ac97_read(codec, AC97_GPIO_CFG) & 0xffc5; 893 u16 reg = 0x8000; 894 895 /* clock masters */ 896 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { 897 case SND_SOC_DAIFMT_CBM_CFM: 898 reg |= 0x4000; 899 gpio |= 0x0010; 900 break; 901 case SND_SOC_DAIFMT_CBM_CFS: 902 reg |= 0x6000; 903 gpio |= 0x0018; 904 break; 905 case SND_SOC_DAIFMT_CBS_CFS: 906 reg |= 0x2000; 907 gpio |= 0x001a; 908 break; 909 case SND_SOC_DAIFMT_CBS_CFM: 910 gpio |= 0x0012; 911 break; 912 } 913 914 /* clock inversion */ 915 switch (fmt & SND_SOC_DAIFMT_INV_MASK) { 916 case SND_SOC_DAIFMT_IB_IF: 917 reg |= 0x00c0; 918 break; 919 case SND_SOC_DAIFMT_IB_NF: 920 reg |= 0x0080; 921 break; 922 case SND_SOC_DAIFMT_NB_IF: 923 reg |= 0x0040; 924 break; 925 } 926 927 /* DAI format */ 928 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { 929 case SND_SOC_DAIFMT_I2S: 930 reg |= 0x0002; 931 break; 932 case SND_SOC_DAIFMT_RIGHT_J: 933 break; 934 case SND_SOC_DAIFMT_LEFT_J: 935 reg |= 0x0001; 936 break; 937 case SND_SOC_DAIFMT_DSP_A: 938 reg |= 0x0003; 939 break; 940 case SND_SOC_DAIFMT_DSP_B: 941 reg |= 0x0043; 942 break; 943 } 944 945 ac97_write(codec, AC97_GPIO_CFG, gpio); 946 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg); 947 return 0; 948 } 949 950 static int wm9713_pcm_hw_params(struct snd_pcm_substream *substream, 951 struct snd_pcm_hw_params *params, 952 struct snd_soc_dai *dai) 953 { 954 struct snd_soc_codec *codec = dai->codec; 955 u16 reg = ac97_read(codec, AC97_CENTER_LFE_MASTER) & 0xfff3; 956 957 switch (params_format(params)) { 958 case SNDRV_PCM_FORMAT_S16_LE: 959 break; 960 case SNDRV_PCM_FORMAT_S20_3LE: 961 reg |= 0x0004; 962 break; 963 case SNDRV_PCM_FORMAT_S24_LE: 964 reg |= 0x0008; 965 break; 966 case SNDRV_PCM_FORMAT_S32_LE: 967 reg |= 0x000c; 968 break; 969 } 970 971 /* enable PCM interface in master mode */ 972 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg); 973 return 0; 974 } 975 976 static int ac97_hifi_prepare(struct snd_pcm_substream *substream, 977 struct snd_soc_dai *dai) 978 { 979 struct snd_soc_codec *codec = dai->codec; 980 struct snd_pcm_runtime *runtime = substream->runtime; 981 int reg; 982 u16 vra; 983 984 vra = ac97_read(codec, AC97_EXTENDED_STATUS); 985 ac97_write(codec, AC97_EXTENDED_STATUS, vra | 0x1); 986 987 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) 988 reg = AC97_PCM_FRONT_DAC_RATE; 989 else 990 reg = AC97_PCM_LR_ADC_RATE; 991 992 return ac97_write(codec, reg, runtime->rate); 993 } 994 995 static int ac97_aux_prepare(struct snd_pcm_substream *substream, 996 struct snd_soc_dai *dai) 997 { 998 struct snd_soc_codec *codec = dai->codec; 999 struct snd_pcm_runtime *runtime = substream->runtime; 1000 u16 vra, xsle; 1001 1002 vra = ac97_read(codec, AC97_EXTENDED_STATUS); 1003 ac97_write(codec, AC97_EXTENDED_STATUS, vra | 0x1); 1004 xsle = ac97_read(codec, AC97_PCI_SID); 1005 ac97_write(codec, AC97_PCI_SID, xsle | 0x8000); 1006 1007 if (substream->stream != SNDRV_PCM_STREAM_PLAYBACK) 1008 return -ENODEV; 1009 1010 return ac97_write(codec, AC97_PCM_SURR_DAC_RATE, runtime->rate); 1011 } 1012 1013 #define WM9713_RATES (SNDRV_PCM_RATE_8000 | \ 1014 SNDRV_PCM_RATE_11025 | \ 1015 SNDRV_PCM_RATE_22050 | \ 1016 SNDRV_PCM_RATE_44100 | \ 1017 SNDRV_PCM_RATE_48000) 1018 1019 #define WM9713_PCM_RATES (SNDRV_PCM_RATE_8000 | \ 1020 SNDRV_PCM_RATE_11025 | \ 1021 SNDRV_PCM_RATE_16000 | \ 1022 SNDRV_PCM_RATE_22050 | \ 1023 SNDRV_PCM_RATE_44100 | \ 1024 SNDRV_PCM_RATE_48000) 1025 1026 #define WM9713_PCM_FORMATS \ 1027 (SNDRV_PCM_FORMAT_S16_LE | SNDRV_PCM_FORMAT_S20_3LE | \ 1028 SNDRV_PCM_FORMAT_S24_LE) 1029 1030 static const struct snd_soc_dai_ops wm9713_dai_ops_hifi = { 1031 .prepare = ac97_hifi_prepare, 1032 .set_clkdiv = wm9713_set_dai_clkdiv, 1033 .set_pll = wm9713_set_dai_pll, 1034 }; 1035 1036 static const struct snd_soc_dai_ops wm9713_dai_ops_aux = { 1037 .prepare = ac97_aux_prepare, 1038 .set_clkdiv = wm9713_set_dai_clkdiv, 1039 .set_pll = wm9713_set_dai_pll, 1040 }; 1041 1042 static const struct snd_soc_dai_ops wm9713_dai_ops_voice = { 1043 .hw_params = wm9713_pcm_hw_params, 1044 .set_clkdiv = wm9713_set_dai_clkdiv, 1045 .set_pll = wm9713_set_dai_pll, 1046 .set_fmt = wm9713_set_dai_fmt, 1047 .set_tristate = wm9713_set_dai_tristate, 1048 }; 1049 1050 static struct snd_soc_dai_driver wm9713_dai[] = { 1051 { 1052 .name = "wm9713-hifi", 1053 .ac97_control = 1, 1054 .playback = { 1055 .stream_name = "HiFi Playback", 1056 .channels_min = 1, 1057 .channels_max = 2, 1058 .rates = WM9713_RATES, 1059 .formats = SND_SOC_STD_AC97_FMTS,}, 1060 .capture = { 1061 .stream_name = "HiFi Capture", 1062 .channels_min = 1, 1063 .channels_max = 2, 1064 .rates = WM9713_RATES, 1065 .formats = SND_SOC_STD_AC97_FMTS,}, 1066 .ops = &wm9713_dai_ops_hifi, 1067 }, 1068 { 1069 .name = "wm9713-aux", 1070 .playback = { 1071 .stream_name = "Aux Playback", 1072 .channels_min = 1, 1073 .channels_max = 1, 1074 .rates = WM9713_RATES, 1075 .formats = SND_SOC_STD_AC97_FMTS,}, 1076 .ops = &wm9713_dai_ops_aux, 1077 }, 1078 { 1079 .name = "wm9713-voice", 1080 .playback = { 1081 .stream_name = "Voice Playback", 1082 .channels_min = 1, 1083 .channels_max = 1, 1084 .rates = WM9713_PCM_RATES, 1085 .formats = WM9713_PCM_FORMATS,}, 1086 .capture = { 1087 .stream_name = "Voice Capture", 1088 .channels_min = 1, 1089 .channels_max = 2, 1090 .rates = WM9713_PCM_RATES, 1091 .formats = WM9713_PCM_FORMATS,}, 1092 .ops = &wm9713_dai_ops_voice, 1093 .symmetric_rates = 1, 1094 }, 1095 }; 1096 1097 int wm9713_reset(struct snd_soc_codec *codec, int try_warm) 1098 { 1099 if (try_warm && soc_ac97_ops->warm_reset) { 1100 soc_ac97_ops->warm_reset(codec->ac97); 1101 if (ac97_read(codec, 0) == wm9713_reg[0]) 1102 return 1; 1103 } 1104 1105 soc_ac97_ops->reset(codec->ac97); 1106 if (soc_ac97_ops->warm_reset) 1107 soc_ac97_ops->warm_reset(codec->ac97); 1108 if (ac97_read(codec, 0) != wm9713_reg[0]) 1109 return -EIO; 1110 return 0; 1111 } 1112 EXPORT_SYMBOL_GPL(wm9713_reset); 1113 1114 static int wm9713_set_bias_level(struct snd_soc_codec *codec, 1115 enum snd_soc_bias_level level) 1116 { 1117 u16 reg; 1118 1119 switch (level) { 1120 case SND_SOC_BIAS_ON: 1121 /* enable thermal shutdown */ 1122 reg = ac97_read(codec, AC97_EXTENDED_MID) & 0x1bff; 1123 ac97_write(codec, AC97_EXTENDED_MID, reg); 1124 break; 1125 case SND_SOC_BIAS_PREPARE: 1126 break; 1127 case SND_SOC_BIAS_STANDBY: 1128 /* enable master bias and vmid */ 1129 reg = ac97_read(codec, AC97_EXTENDED_MID) & 0x3bff; 1130 ac97_write(codec, AC97_EXTENDED_MID, reg); 1131 ac97_write(codec, AC97_POWERDOWN, 0x0000); 1132 break; 1133 case SND_SOC_BIAS_OFF: 1134 /* disable everything including AC link */ 1135 ac97_write(codec, AC97_EXTENDED_MID, 0xffff); 1136 ac97_write(codec, AC97_EXTENDED_MSTATUS, 0xffff); 1137 ac97_write(codec, AC97_POWERDOWN, 0xffff); 1138 break; 1139 } 1140 codec->dapm.bias_level = level; 1141 return 0; 1142 } 1143 1144 static int wm9713_soc_suspend(struct snd_soc_codec *codec) 1145 { 1146 u16 reg; 1147 1148 /* Disable everything except touchpanel - that will be handled 1149 * by the touch driver and left disabled if touch is not in 1150 * use. */ 1151 reg = ac97_read(codec, AC97_EXTENDED_MID); 1152 ac97_write(codec, AC97_EXTENDED_MID, reg | 0x7fff); 1153 ac97_write(codec, AC97_EXTENDED_MSTATUS, 0xffff); 1154 ac97_write(codec, AC97_POWERDOWN, 0x6f00); 1155 ac97_write(codec, AC97_POWERDOWN, 0xffff); 1156 1157 return 0; 1158 } 1159 1160 static int wm9713_soc_resume(struct snd_soc_codec *codec) 1161 { 1162 struct wm9713_priv *wm9713 = snd_soc_codec_get_drvdata(codec); 1163 int i, ret; 1164 u16 *cache = codec->reg_cache; 1165 1166 ret = wm9713_reset(codec, 1); 1167 if (ret < 0) { 1168 printk(KERN_ERR "could not reset AC97 codec\n"); 1169 return ret; 1170 } 1171 1172 wm9713_set_bias_level(codec, SND_SOC_BIAS_STANDBY); 1173 1174 /* do we need to re-start the PLL ? */ 1175 if (wm9713->pll_in) 1176 wm9713_set_pll(codec, 0, wm9713->pll_in, 0); 1177 1178 /* only synchronise the codec if warm reset failed */ 1179 if (ret == 0) { 1180 for (i = 2; i < ARRAY_SIZE(wm9713_reg) << 1; i += 2) { 1181 if (i == AC97_POWERDOWN || i == AC97_EXTENDED_MID || 1182 i == AC97_EXTENDED_MSTATUS || i > 0x66) 1183 continue; 1184 soc_ac97_ops->write(codec->ac97, i, cache[i>>1]); 1185 } 1186 } 1187 1188 return ret; 1189 } 1190 1191 static int wm9713_soc_probe(struct snd_soc_codec *codec) 1192 { 1193 struct wm9713_priv *wm9713; 1194 int ret = 0, reg; 1195 1196 wm9713 = kzalloc(sizeof(struct wm9713_priv), GFP_KERNEL); 1197 if (wm9713 == NULL) 1198 return -ENOMEM; 1199 snd_soc_codec_set_drvdata(codec, wm9713); 1200 1201 ret = snd_soc_new_ac97_codec(codec, soc_ac97_ops, 0); 1202 if (ret < 0) 1203 goto codec_err; 1204 1205 /* do a cold reset for the controller and then try 1206 * a warm reset followed by an optional cold reset for codec */ 1207 wm9713_reset(codec, 0); 1208 ret = wm9713_reset(codec, 1); 1209 if (ret < 0) { 1210 printk(KERN_ERR "Failed to reset WM9713: AC97 link error\n"); 1211 goto reset_err; 1212 } 1213 1214 wm9713_set_bias_level(codec, SND_SOC_BIAS_STANDBY); 1215 1216 /* unmute the adc - move to kcontrol */ 1217 reg = ac97_read(codec, AC97_CD) & 0x7fff; 1218 ac97_write(codec, AC97_CD, reg); 1219 1220 snd_soc_add_codec_controls(codec, wm9713_snd_ac97_controls, 1221 ARRAY_SIZE(wm9713_snd_ac97_controls)); 1222 1223 return 0; 1224 1225 reset_err: 1226 snd_soc_free_ac97_codec(codec); 1227 codec_err: 1228 kfree(wm9713); 1229 return ret; 1230 } 1231 1232 static int wm9713_soc_remove(struct snd_soc_codec *codec) 1233 { 1234 struct wm9713_priv *wm9713 = snd_soc_codec_get_drvdata(codec); 1235 snd_soc_free_ac97_codec(codec); 1236 kfree(wm9713); 1237 return 0; 1238 } 1239 1240 static struct snd_soc_codec_driver soc_codec_dev_wm9713 = { 1241 .probe = wm9713_soc_probe, 1242 .remove = wm9713_soc_remove, 1243 .suspend = wm9713_soc_suspend, 1244 .resume = wm9713_soc_resume, 1245 .read = ac97_read, 1246 .write = ac97_write, 1247 .set_bias_level = wm9713_set_bias_level, 1248 .reg_cache_size = ARRAY_SIZE(wm9713_reg), 1249 .reg_word_size = sizeof(u16), 1250 .reg_cache_step = 2, 1251 .reg_cache_default = wm9713_reg, 1252 .dapm_widgets = wm9713_dapm_widgets, 1253 .num_dapm_widgets = ARRAY_SIZE(wm9713_dapm_widgets), 1254 .dapm_routes = wm9713_audio_map, 1255 .num_dapm_routes = ARRAY_SIZE(wm9713_audio_map), 1256 }; 1257 1258 static int wm9713_probe(struct platform_device *pdev) 1259 { 1260 return snd_soc_register_codec(&pdev->dev, 1261 &soc_codec_dev_wm9713, wm9713_dai, ARRAY_SIZE(wm9713_dai)); 1262 } 1263 1264 static int wm9713_remove(struct platform_device *pdev) 1265 { 1266 snd_soc_unregister_codec(&pdev->dev); 1267 return 0; 1268 } 1269 1270 static struct platform_driver wm9713_codec_driver = { 1271 .driver = { 1272 .name = "wm9713-codec", 1273 .owner = THIS_MODULE, 1274 }, 1275 1276 .probe = wm9713_probe, 1277 .remove = wm9713_remove, 1278 }; 1279 1280 module_platform_driver(wm9713_codec_driver); 1281 1282 MODULE_DESCRIPTION("ASoC WM9713/WM9714 driver"); 1283 MODULE_AUTHOR("Liam Girdwood"); 1284 MODULE_LICENSE("GPL"); 1285