1 /* 2 * wm9713.c -- ALSA Soc WM9713 codec support 3 * 4 * Copyright 2006 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/module.h> 20 #include <linux/device.h> 21 #include <sound/core.h> 22 #include <sound/pcm.h> 23 #include <sound/ac97_codec.h> 24 #include <sound/initval.h> 25 #include <sound/pcm_params.h> 26 #include <sound/soc.h> 27 #include <sound/soc-dapm.h> 28 29 #include "wm9713.h" 30 31 #define WM9713_VERSION "0.15" 32 33 struct wm9713_priv { 34 u32 pll_in; /* PLL input frequency */ 35 }; 36 37 static unsigned int ac97_read(struct snd_soc_codec *codec, 38 unsigned int reg); 39 static int ac97_write(struct snd_soc_codec *codec, 40 unsigned int reg, unsigned int val); 41 42 /* 43 * WM9713 register cache 44 * Reg 0x3c bit 15 is used by touch driver. 45 */ 46 static const u16 wm9713_reg[] = { 47 0x6174, 0x8080, 0x8080, 0x8080, 48 0xc880, 0xe808, 0xe808, 0x0808, 49 0x00da, 0x8000, 0xd600, 0xaaa0, 50 0xaaa0, 0xaaa0, 0x0000, 0x0000, 51 0x0f0f, 0x0040, 0x0000, 0x7f00, 52 0x0405, 0x0410, 0xbb80, 0xbb80, 53 0x0000, 0xbb80, 0x0000, 0x4523, 54 0x0000, 0x2000, 0x7eff, 0xffff, 55 0x0000, 0x0000, 0x0080, 0x0000, 56 0x0000, 0x0000, 0xfffe, 0xffff, 57 0x0000, 0x0000, 0x0000, 0xfffe, 58 0x4000, 0x0000, 0x0000, 0x0000, 59 0xb032, 0x3e00, 0x0000, 0x0000, 60 0x0000, 0x0000, 0x0000, 0x0000, 61 0x0000, 0x0000, 0x0000, 0x0006, 62 0x0001, 0x0000, 0x574d, 0x4c13, 63 0x0000, 0x0000, 0x0000 64 }; 65 66 /* virtual HP mixers regs */ 67 #define HPL_MIXER 0x80 68 #define HPR_MIXER 0x82 69 #define MICB_MUX 0x82 70 71 static const char *wm9713_mic_mixer[] = {"Stereo", "Mic 1", "Mic 2", "Mute"}; 72 static const char *wm9713_rec_mux[] = {"Stereo", "Left", "Right", "Mute"}; 73 static const char *wm9713_rec_src[] = 74 {"Mic 1", "Mic 2", "Line", "Mono In", "Headphone", "Speaker", 75 "Mono Out", "Zh"}; 76 static const char *wm9713_rec_gain[] = {"+1.5dB Steps", "+0.75dB Steps"}; 77 static const char *wm9713_alc_select[] = {"None", "Left", "Right", "Stereo"}; 78 static const char *wm9713_mono_pga[] = {"Vmid", "Zh", "Mono", "Inv", 79 "Mono Vmid", "Inv Vmid"}; 80 static const char *wm9713_spk_pga[] = 81 {"Vmid", "Zh", "Headphone", "Speaker", "Inv", "Headphone Vmid", 82 "Speaker Vmid", "Inv Vmid"}; 83 static const char *wm9713_hp_pga[] = {"Vmid", "Zh", "Headphone", 84 "Headphone Vmid"}; 85 static const char *wm9713_out3_pga[] = {"Vmid", "Zh", "Inv 1", "Inv 1 Vmid"}; 86 static const char *wm9713_out4_pga[] = {"Vmid", "Zh", "Inv 2", "Inv 2 Vmid"}; 87 static const char *wm9713_dac_inv[] = 88 {"Off", "Mono", "Speaker", "Left Headphone", "Right Headphone", 89 "Headphone Mono", "NC", "Vmid"}; 90 static const char *wm9713_bass[] = {"Linear Control", "Adaptive Boost"}; 91 static const char *wm9713_ng_type[] = {"Constant Gain", "Mute"}; 92 static const char *wm9713_mic_select[] = {"Mic 1", "Mic 2 A", "Mic 2 B"}; 93 static const char *wm9713_micb_select[] = {"MPB", "MPA"}; 94 95 static const struct soc_enum wm9713_enum[] = { 96 SOC_ENUM_SINGLE(AC97_LINE, 3, 4, wm9713_mic_mixer), /* record mic mixer 0 */ 97 SOC_ENUM_SINGLE(AC97_VIDEO, 14, 4, wm9713_rec_mux), /* record mux hp 1 */ 98 SOC_ENUM_SINGLE(AC97_VIDEO, 9, 4, wm9713_rec_mux), /* record mux mono 2 */ 99 SOC_ENUM_SINGLE(AC97_VIDEO, 3, 8, wm9713_rec_src), /* record mux left 3 */ 100 SOC_ENUM_SINGLE(AC97_VIDEO, 0, 8, wm9713_rec_src), /* record mux right 4*/ 101 SOC_ENUM_DOUBLE(AC97_CD, 14, 6, 2, wm9713_rec_gain), /* record step size 5 */ 102 SOC_ENUM_SINGLE(AC97_PCI_SVID, 14, 4, wm9713_alc_select), /* alc source select 6*/ 103 SOC_ENUM_SINGLE(AC97_REC_GAIN, 14, 4, wm9713_mono_pga), /* mono input select 7 */ 104 SOC_ENUM_SINGLE(AC97_REC_GAIN, 11, 8, wm9713_spk_pga), /* speaker left input select 8 */ 105 SOC_ENUM_SINGLE(AC97_REC_GAIN, 8, 8, wm9713_spk_pga), /* speaker right input select 9 */ 106 SOC_ENUM_SINGLE(AC97_REC_GAIN, 6, 3, wm9713_hp_pga), /* headphone left input 10 */ 107 SOC_ENUM_SINGLE(AC97_REC_GAIN, 4, 3, wm9713_hp_pga), /* headphone right input 11 */ 108 SOC_ENUM_SINGLE(AC97_REC_GAIN, 2, 4, wm9713_out3_pga), /* out 3 source 12 */ 109 SOC_ENUM_SINGLE(AC97_REC_GAIN, 0, 4, wm9713_out4_pga), /* out 4 source 13 */ 110 SOC_ENUM_SINGLE(AC97_REC_GAIN_MIC, 13, 8, wm9713_dac_inv), /* dac invert 1 14 */ 111 SOC_ENUM_SINGLE(AC97_REC_GAIN_MIC, 10, 8, wm9713_dac_inv), /* dac invert 2 15 */ 112 SOC_ENUM_SINGLE(AC97_GENERAL_PURPOSE, 15, 2, wm9713_bass), /* bass control 16 */ 113 SOC_ENUM_SINGLE(AC97_PCI_SVID, 5, 2, wm9713_ng_type), /* noise gate type 17 */ 114 SOC_ENUM_SINGLE(AC97_3D_CONTROL, 12, 3, wm9713_mic_select), /* mic selection 18 */ 115 SOC_ENUM_SINGLE(MICB_MUX, 0, 2, wm9713_micb_select), /* mic selection 19 */ 116 }; 117 118 static const struct snd_kcontrol_new wm9713_snd_ac97_controls[] = { 119 SOC_DOUBLE("Speaker Playback Volume", AC97_MASTER, 8, 0, 31, 1), 120 SOC_DOUBLE("Speaker Playback Switch", AC97_MASTER, 15, 7, 1, 1), 121 SOC_DOUBLE("Headphone Playback Volume", AC97_HEADPHONE, 8, 0, 31, 1), 122 SOC_DOUBLE("Headphone Playback Switch", AC97_HEADPHONE, 15, 7, 1, 1), 123 SOC_DOUBLE("Line In Volume", AC97_PC_BEEP, 8, 0, 31, 1), 124 SOC_DOUBLE("PCM Playback Volume", AC97_PHONE, 8, 0, 31, 1), 125 SOC_SINGLE("Mic 1 Volume", AC97_MIC, 8, 31, 1), 126 SOC_SINGLE("Mic 2 Volume", AC97_MIC, 0, 31, 1), 127 128 SOC_SINGLE("Mic Boost (+20dB) Switch", AC97_LINE, 5, 1, 0), 129 SOC_SINGLE("Mic Headphone Mixer Volume", AC97_LINE, 0, 7, 1), 130 131 SOC_SINGLE("Capture Switch", AC97_CD, 15, 1, 1), 132 SOC_ENUM("Capture Volume Steps", wm9713_enum[5]), 133 SOC_DOUBLE("Capture Volume", AC97_CD, 8, 0, 31, 0), 134 SOC_SINGLE("Capture ZC Switch", AC97_CD, 7, 1, 0), 135 136 SOC_SINGLE("Capture to Headphone Volume", AC97_VIDEO, 11, 7, 1), 137 SOC_SINGLE("Capture to Mono Boost (+20dB) Switch", AC97_VIDEO, 8, 1, 0), 138 SOC_SINGLE("Capture ADC Boost (+20dB) Switch", AC97_VIDEO, 6, 1, 0), 139 140 SOC_SINGLE("ALC Target Volume", AC97_CODEC_CLASS_REV, 12, 15, 0), 141 SOC_SINGLE("ALC Hold Time", AC97_CODEC_CLASS_REV, 8, 15, 0), 142 SOC_SINGLE("ALC Decay Time", AC97_CODEC_CLASS_REV, 4, 15, 0), 143 SOC_SINGLE("ALC Attack Time", AC97_CODEC_CLASS_REV, 0, 15, 0), 144 SOC_ENUM("ALC Function", wm9713_enum[6]), 145 SOC_SINGLE("ALC Max Volume", AC97_PCI_SVID, 11, 7, 0), 146 SOC_SINGLE("ALC ZC Timeout", AC97_PCI_SVID, 9, 3, 0), 147 SOC_SINGLE("ALC ZC Switch", AC97_PCI_SVID, 8, 1, 0), 148 SOC_SINGLE("ALC NG Switch", AC97_PCI_SVID, 7, 1, 0), 149 SOC_ENUM("ALC NG Type", wm9713_enum[17]), 150 SOC_SINGLE("ALC NG Threshold", AC97_PCI_SVID, 0, 31, 0), 151 152 SOC_DOUBLE("Speaker Playback ZC Switch", AC97_MASTER, 14, 6, 1, 0), 153 SOC_DOUBLE("Headphone Playback ZC Switch", AC97_HEADPHONE, 14, 6, 1, 0), 154 155 SOC_SINGLE("Out4 Playback Switch", AC97_MASTER_MONO, 15, 1, 1), 156 SOC_SINGLE("Out4 Playback ZC Switch", AC97_MASTER_MONO, 14, 1, 0), 157 SOC_SINGLE("Out4 Playback Volume", AC97_MASTER_MONO, 8, 63, 1), 158 159 SOC_SINGLE("Out3 Playback Switch", AC97_MASTER_MONO, 7, 1, 1), 160 SOC_SINGLE("Out3 Playback ZC Switch", AC97_MASTER_MONO, 6, 1, 0), 161 SOC_SINGLE("Out3 Playback Volume", AC97_MASTER_MONO, 0, 63, 1), 162 163 SOC_SINGLE("Mono Capture Volume", AC97_MASTER_TONE, 8, 31, 1), 164 SOC_SINGLE("Mono Playback Switch", AC97_MASTER_TONE, 7, 1, 1), 165 SOC_SINGLE("Mono Playback ZC Switch", AC97_MASTER_TONE, 6, 1, 0), 166 SOC_SINGLE("Mono Playback Volume", AC97_MASTER_TONE, 0, 31, 1), 167 168 SOC_SINGLE("PC Beep Playback Headphone Volume", AC97_AUX, 12, 7, 1), 169 SOC_SINGLE("PC Beep Playback Speaker Volume", AC97_AUX, 8, 7, 1), 170 SOC_SINGLE("PC Beep Playback Mono Volume", AC97_AUX, 4, 7, 1), 171 172 SOC_SINGLE("Voice Playback Headphone Volume", AC97_PCM, 12, 7, 1), 173 SOC_SINGLE("Voice Playback Master Volume", AC97_PCM, 8, 7, 1), 174 SOC_SINGLE("Voice Playback Mono Volume", AC97_PCM, 4, 7, 1), 175 176 SOC_SINGLE("Aux Playback Headphone Volume", AC97_REC_SEL, 12, 7, 1), 177 SOC_SINGLE("Aux Playback Master Volume", AC97_REC_SEL, 8, 7, 1), 178 SOC_SINGLE("Aux Playback Mono Volume", AC97_REC_SEL, 4, 7, 1), 179 180 SOC_ENUM("Bass Control", wm9713_enum[16]), 181 SOC_SINGLE("Bass Cut-off Switch", AC97_GENERAL_PURPOSE, 12, 1, 1), 182 SOC_SINGLE("Tone Cut-off Switch", AC97_GENERAL_PURPOSE, 4, 1, 1), 183 SOC_SINGLE("Playback Attenuate (-6dB) Switch", AC97_GENERAL_PURPOSE, 6, 1, 0), 184 SOC_SINGLE("Bass Volume", AC97_GENERAL_PURPOSE, 8, 15, 1), 185 SOC_SINGLE("Tone Volume", AC97_GENERAL_PURPOSE, 0, 15, 1), 186 187 SOC_SINGLE("3D Upper Cut-off Switch", AC97_REC_GAIN_MIC, 5, 1, 0), 188 SOC_SINGLE("3D Lower Cut-off Switch", AC97_REC_GAIN_MIC, 4, 1, 0), 189 SOC_SINGLE("3D Depth", AC97_REC_GAIN_MIC, 0, 15, 1), 190 }; 191 192 static int wm9713_voice_shutdown(struct snd_soc_dapm_widget *w, 193 struct snd_kcontrol *kcontrol, int event) 194 { 195 struct snd_soc_codec *codec = w->codec; 196 u16 status, rate; 197 198 BUG_ON(event != SND_SOC_DAPM_PRE_PMD); 199 200 /* Gracefully shut down the voice interface. */ 201 status = ac97_read(codec, AC97_EXTENDED_MID) | 0x1000; 202 rate = ac97_read(codec, AC97_HANDSET_RATE) & 0xF0FF; 203 ac97_write(codec, AC97_HANDSET_RATE, rate | 0x0200); 204 schedule_timeout_interruptible(msecs_to_jiffies(1)); 205 ac97_write(codec, AC97_HANDSET_RATE, rate | 0x0F00); 206 ac97_write(codec, AC97_EXTENDED_MID, status); 207 208 return 0; 209 } 210 211 212 /* We have to create a fake left and right HP mixers because 213 * the codec only has a single control that is shared by both channels. 214 * This makes it impossible to determine the audio path using the current 215 * register map, thus we add a new (virtual) register to help determine the 216 * audio route within the device. 217 */ 218 static int mixer_event(struct snd_soc_dapm_widget *w, 219 struct snd_kcontrol *kcontrol, int event) 220 { 221 u16 l, r, beep, tone, phone, rec, pcm, aux; 222 223 l = ac97_read(w->codec, HPL_MIXER); 224 r = ac97_read(w->codec, HPR_MIXER); 225 beep = ac97_read(w->codec, AC97_PC_BEEP); 226 tone = ac97_read(w->codec, AC97_MASTER_TONE); 227 phone = ac97_read(w->codec, AC97_PHONE); 228 rec = ac97_read(w->codec, AC97_REC_SEL); 229 pcm = ac97_read(w->codec, AC97_PCM); 230 aux = ac97_read(w->codec, AC97_AUX); 231 232 if (event & SND_SOC_DAPM_PRE_REG) 233 return 0; 234 if ((l & 0x1) || (r & 0x1)) 235 ac97_write(w->codec, AC97_PC_BEEP, beep & 0x7fff); 236 else 237 ac97_write(w->codec, AC97_PC_BEEP, beep | 0x8000); 238 239 if ((l & 0x2) || (r & 0x2)) 240 ac97_write(w->codec, AC97_MASTER_TONE, tone & 0x7fff); 241 else 242 ac97_write(w->codec, AC97_MASTER_TONE, tone | 0x8000); 243 244 if ((l & 0x4) || (r & 0x4)) 245 ac97_write(w->codec, AC97_PHONE, phone & 0x7fff); 246 else 247 ac97_write(w->codec, AC97_PHONE, phone | 0x8000); 248 249 if ((l & 0x8) || (r & 0x8)) 250 ac97_write(w->codec, AC97_REC_SEL, rec & 0x7fff); 251 else 252 ac97_write(w->codec, AC97_REC_SEL, rec | 0x8000); 253 254 if ((l & 0x10) || (r & 0x10)) 255 ac97_write(w->codec, AC97_PCM, pcm & 0x7fff); 256 else 257 ac97_write(w->codec, AC97_PCM, pcm | 0x8000); 258 259 if ((l & 0x20) || (r & 0x20)) 260 ac97_write(w->codec, AC97_AUX, aux & 0x7fff); 261 else 262 ac97_write(w->codec, AC97_AUX, aux | 0x8000); 263 264 return 0; 265 } 266 267 /* Left Headphone Mixers */ 268 static const struct snd_kcontrol_new wm9713_hpl_mixer_controls[] = { 269 SOC_DAPM_SINGLE("PC Beep Playback Switch", HPL_MIXER, 5, 1, 0), 270 SOC_DAPM_SINGLE("Voice Playback Switch", HPL_MIXER, 4, 1, 0), 271 SOC_DAPM_SINGLE("Aux Playback Switch", HPL_MIXER, 3, 1, 0), 272 SOC_DAPM_SINGLE("PCM Playback Switch", HPL_MIXER, 2, 1, 0), 273 SOC_DAPM_SINGLE("MonoIn Playback Switch", HPL_MIXER, 1, 1, 0), 274 SOC_DAPM_SINGLE("Bypass Playback Switch", HPL_MIXER, 0, 1, 0), 275 }; 276 277 /* Right Headphone Mixers */ 278 static const struct snd_kcontrol_new wm9713_hpr_mixer_controls[] = { 279 SOC_DAPM_SINGLE("PC Beep Playback Switch", HPR_MIXER, 5, 1, 0), 280 SOC_DAPM_SINGLE("Voice Playback Switch", HPR_MIXER, 4, 1, 0), 281 SOC_DAPM_SINGLE("Aux Playback Switch", HPR_MIXER, 3, 1, 0), 282 SOC_DAPM_SINGLE("PCM Playback Switch", HPR_MIXER, 2, 1, 0), 283 SOC_DAPM_SINGLE("MonoIn Playback Switch", HPR_MIXER, 1, 1, 0), 284 SOC_DAPM_SINGLE("Bypass Playback Switch", HPR_MIXER, 0, 1, 0), 285 }; 286 287 /* headphone capture mux */ 288 static const struct snd_kcontrol_new wm9713_hp_rec_mux_controls = 289 SOC_DAPM_ENUM("Route", wm9713_enum[1]); 290 291 /* headphone mic mux */ 292 static const struct snd_kcontrol_new wm9713_hp_mic_mux_controls = 293 SOC_DAPM_ENUM("Route", wm9713_enum[0]); 294 295 /* Speaker Mixer */ 296 static const struct snd_kcontrol_new wm9713_speaker_mixer_controls[] = { 297 SOC_DAPM_SINGLE("PC Beep Playback Switch", AC97_AUX, 11, 1, 1), 298 SOC_DAPM_SINGLE("Voice Playback Switch", AC97_PCM, 11, 1, 1), 299 SOC_DAPM_SINGLE("Aux Playback Switch", AC97_REC_SEL, 11, 1, 1), 300 SOC_DAPM_SINGLE("PCM Playback Switch", AC97_PHONE, 14, 1, 1), 301 SOC_DAPM_SINGLE("MonoIn Playback Switch", AC97_MASTER_TONE, 14, 1, 1), 302 SOC_DAPM_SINGLE("Bypass Playback Switch", AC97_PC_BEEP, 14, 1, 1), 303 }; 304 305 /* Mono Mixer */ 306 static const struct snd_kcontrol_new wm9713_mono_mixer_controls[] = { 307 SOC_DAPM_SINGLE("PC Beep Playback Switch", AC97_AUX, 7, 1, 1), 308 SOC_DAPM_SINGLE("Voice Playback Switch", AC97_PCM, 7, 1, 1), 309 SOC_DAPM_SINGLE("Aux Playback Switch", AC97_REC_SEL, 7, 1, 1), 310 SOC_DAPM_SINGLE("PCM Playback Switch", AC97_PHONE, 13, 1, 1), 311 SOC_DAPM_SINGLE("MonoIn Playback Switch", AC97_MASTER_TONE, 13, 1, 1), 312 SOC_DAPM_SINGLE("Bypass Playback Switch", AC97_PC_BEEP, 13, 1, 1), 313 SOC_DAPM_SINGLE("Mic 1 Sidetone Switch", AC97_LINE, 7, 1, 1), 314 SOC_DAPM_SINGLE("Mic 2 Sidetone Switch", AC97_LINE, 6, 1, 1), 315 }; 316 317 /* mono mic mux */ 318 static const struct snd_kcontrol_new wm9713_mono_mic_mux_controls = 319 SOC_DAPM_ENUM("Route", wm9713_enum[2]); 320 321 /* mono output mux */ 322 static const struct snd_kcontrol_new wm9713_mono_mux_controls = 323 SOC_DAPM_ENUM("Route", wm9713_enum[7]); 324 325 /* speaker left output mux */ 326 static const struct snd_kcontrol_new wm9713_hp_spkl_mux_controls = 327 SOC_DAPM_ENUM("Route", wm9713_enum[8]); 328 329 /* speaker right output mux */ 330 static const struct snd_kcontrol_new wm9713_hp_spkr_mux_controls = 331 SOC_DAPM_ENUM("Route", wm9713_enum[9]); 332 333 /* headphone left output mux */ 334 static const struct snd_kcontrol_new wm9713_hpl_out_mux_controls = 335 SOC_DAPM_ENUM("Route", wm9713_enum[10]); 336 337 /* headphone right output mux */ 338 static const struct snd_kcontrol_new wm9713_hpr_out_mux_controls = 339 SOC_DAPM_ENUM("Route", wm9713_enum[11]); 340 341 /* Out3 mux */ 342 static const struct snd_kcontrol_new wm9713_out3_mux_controls = 343 SOC_DAPM_ENUM("Route", wm9713_enum[12]); 344 345 /* Out4 mux */ 346 static const struct snd_kcontrol_new wm9713_out4_mux_controls = 347 SOC_DAPM_ENUM("Route", wm9713_enum[13]); 348 349 /* DAC inv mux 1 */ 350 static const struct snd_kcontrol_new wm9713_dac_inv1_mux_controls = 351 SOC_DAPM_ENUM("Route", wm9713_enum[14]); 352 353 /* DAC inv mux 2 */ 354 static const struct snd_kcontrol_new wm9713_dac_inv2_mux_controls = 355 SOC_DAPM_ENUM("Route", wm9713_enum[15]); 356 357 /* Capture source left */ 358 static const struct snd_kcontrol_new wm9713_rec_srcl_mux_controls = 359 SOC_DAPM_ENUM("Route", wm9713_enum[3]); 360 361 /* Capture source right */ 362 static const struct snd_kcontrol_new wm9713_rec_srcr_mux_controls = 363 SOC_DAPM_ENUM("Route", wm9713_enum[4]); 364 365 /* mic source */ 366 static const struct snd_kcontrol_new wm9713_mic_sel_mux_controls = 367 SOC_DAPM_ENUM("Route", wm9713_enum[18]); 368 369 /* mic source B virtual control */ 370 static const struct snd_kcontrol_new wm9713_micb_sel_mux_controls = 371 SOC_DAPM_ENUM("Route", wm9713_enum[19]); 372 373 static const struct snd_soc_dapm_widget wm9713_dapm_widgets[] = { 374 SND_SOC_DAPM_MUX("Capture Headphone Mux", SND_SOC_NOPM, 0, 0, 375 &wm9713_hp_rec_mux_controls), 376 SND_SOC_DAPM_MUX("Sidetone Mux", SND_SOC_NOPM, 0, 0, 377 &wm9713_hp_mic_mux_controls), 378 SND_SOC_DAPM_MUX("Capture Mono Mux", SND_SOC_NOPM, 0, 0, 379 &wm9713_mono_mic_mux_controls), 380 SND_SOC_DAPM_MUX("Mono Out Mux", SND_SOC_NOPM, 0, 0, 381 &wm9713_mono_mux_controls), 382 SND_SOC_DAPM_MUX("Left Speaker Out Mux", SND_SOC_NOPM, 0, 0, 383 &wm9713_hp_spkl_mux_controls), 384 SND_SOC_DAPM_MUX("Right Speaker Out Mux", SND_SOC_NOPM, 0, 0, 385 &wm9713_hp_spkr_mux_controls), 386 SND_SOC_DAPM_MUX("Left Headphone Out Mux", SND_SOC_NOPM, 0, 0, 387 &wm9713_hpl_out_mux_controls), 388 SND_SOC_DAPM_MUX("Right Headphone Out Mux", SND_SOC_NOPM, 0, 0, 389 &wm9713_hpr_out_mux_controls), 390 SND_SOC_DAPM_MUX("Out 3 Mux", SND_SOC_NOPM, 0, 0, 391 &wm9713_out3_mux_controls), 392 SND_SOC_DAPM_MUX("Out 4 Mux", SND_SOC_NOPM, 0, 0, 393 &wm9713_out4_mux_controls), 394 SND_SOC_DAPM_MUX("DAC Inv Mux 1", SND_SOC_NOPM, 0, 0, 395 &wm9713_dac_inv1_mux_controls), 396 SND_SOC_DAPM_MUX("DAC Inv Mux 2", SND_SOC_NOPM, 0, 0, 397 &wm9713_dac_inv2_mux_controls), 398 SND_SOC_DAPM_MUX("Left Capture Source", SND_SOC_NOPM, 0, 0, 399 &wm9713_rec_srcl_mux_controls), 400 SND_SOC_DAPM_MUX("Right Capture Source", SND_SOC_NOPM, 0, 0, 401 &wm9713_rec_srcr_mux_controls), 402 SND_SOC_DAPM_MUX("Mic A Source", SND_SOC_NOPM, 0, 0, 403 &wm9713_mic_sel_mux_controls), 404 SND_SOC_DAPM_MUX("Mic B Source", SND_SOC_NOPM, 0, 0, 405 &wm9713_micb_sel_mux_controls), 406 SND_SOC_DAPM_MIXER_E("Left HP Mixer", AC97_EXTENDED_MID, 3, 1, 407 &wm9713_hpl_mixer_controls[0], ARRAY_SIZE(wm9713_hpl_mixer_controls), 408 mixer_event, SND_SOC_DAPM_POST_REG), 409 SND_SOC_DAPM_MIXER_E("Right HP Mixer", AC97_EXTENDED_MID, 2, 1, 410 &wm9713_hpr_mixer_controls[0], ARRAY_SIZE(wm9713_hpr_mixer_controls), 411 mixer_event, SND_SOC_DAPM_POST_REG), 412 SND_SOC_DAPM_MIXER("Mono Mixer", AC97_EXTENDED_MID, 0, 1, 413 &wm9713_mono_mixer_controls[0], ARRAY_SIZE(wm9713_mono_mixer_controls)), 414 SND_SOC_DAPM_MIXER("Speaker Mixer", AC97_EXTENDED_MID, 1, 1, 415 &wm9713_speaker_mixer_controls[0], 416 ARRAY_SIZE(wm9713_speaker_mixer_controls)), 417 SND_SOC_DAPM_DAC("Left DAC", "Left HiFi Playback", AC97_EXTENDED_MID, 7, 1), 418 SND_SOC_DAPM_DAC("Right DAC", "Right HiFi Playback", AC97_EXTENDED_MID, 6, 1), 419 SND_SOC_DAPM_MIXER("AC97 Mixer", SND_SOC_NOPM, 0, 0, NULL, 0), 420 SND_SOC_DAPM_MIXER("HP Mixer", SND_SOC_NOPM, 0, 0, NULL, 0), 421 SND_SOC_DAPM_MIXER("Line Mixer", SND_SOC_NOPM, 0, 0, NULL, 0), 422 SND_SOC_DAPM_MIXER("Capture Mixer", SND_SOC_NOPM, 0, 0, NULL, 0), 423 SND_SOC_DAPM_DAC_E("Voice DAC", "Voice Playback", AC97_EXTENDED_MID, 12, 1, 424 wm9713_voice_shutdown, SND_SOC_DAPM_PRE_PMD), 425 SND_SOC_DAPM_DAC("Aux DAC", "Aux Playback", AC97_EXTENDED_MID, 11, 1), 426 SND_SOC_DAPM_PGA("Left ADC", AC97_EXTENDED_MID, 5, 1, NULL, 0), 427 SND_SOC_DAPM_PGA("Right ADC", AC97_EXTENDED_MID, 4, 1, NULL, 0), 428 SND_SOC_DAPM_ADC("Left HiFi ADC", "Left HiFi Capture", SND_SOC_NOPM, 0, 0), 429 SND_SOC_DAPM_ADC("Right HiFi ADC", "Right HiFi Capture", SND_SOC_NOPM, 0, 0), 430 SND_SOC_DAPM_ADC("Left Voice ADC", "Left Voice Capture", SND_SOC_NOPM, 0, 0), 431 SND_SOC_DAPM_ADC("Right Voice ADC", "Right Voice Capture", SND_SOC_NOPM, 0, 0), 432 SND_SOC_DAPM_PGA("Left Headphone", AC97_EXTENDED_MSTATUS, 10, 1, NULL, 0), 433 SND_SOC_DAPM_PGA("Right Headphone", AC97_EXTENDED_MSTATUS, 9, 1, NULL, 0), 434 SND_SOC_DAPM_PGA("Left Speaker", AC97_EXTENDED_MSTATUS, 8, 1, NULL, 0), 435 SND_SOC_DAPM_PGA("Right Speaker", AC97_EXTENDED_MSTATUS, 7, 1, NULL, 0), 436 SND_SOC_DAPM_PGA("Out 3", AC97_EXTENDED_MSTATUS, 11, 1, NULL, 0), 437 SND_SOC_DAPM_PGA("Out 4", AC97_EXTENDED_MSTATUS, 12, 1, NULL, 0), 438 SND_SOC_DAPM_PGA("Mono Out", AC97_EXTENDED_MSTATUS, 13, 1, NULL, 0), 439 SND_SOC_DAPM_PGA("Left Line In", AC97_EXTENDED_MSTATUS, 6, 1, NULL, 0), 440 SND_SOC_DAPM_PGA("Right Line In", AC97_EXTENDED_MSTATUS, 5, 1, NULL, 0), 441 SND_SOC_DAPM_PGA("Mono In", AC97_EXTENDED_MSTATUS, 4, 1, NULL, 0), 442 SND_SOC_DAPM_PGA("Mic A PGA", AC97_EXTENDED_MSTATUS, 3, 1, NULL, 0), 443 SND_SOC_DAPM_PGA("Mic B PGA", AC97_EXTENDED_MSTATUS, 2, 1, NULL, 0), 444 SND_SOC_DAPM_PGA("Mic A Pre Amp", AC97_EXTENDED_MSTATUS, 1, 1, NULL, 0), 445 SND_SOC_DAPM_PGA("Mic B Pre Amp", AC97_EXTENDED_MSTATUS, 0, 1, NULL, 0), 446 SND_SOC_DAPM_MICBIAS("Mic Bias", AC97_EXTENDED_MSTATUS, 14, 1), 447 SND_SOC_DAPM_OUTPUT("MONO"), 448 SND_SOC_DAPM_OUTPUT("HPL"), 449 SND_SOC_DAPM_OUTPUT("HPR"), 450 SND_SOC_DAPM_OUTPUT("SPKL"), 451 SND_SOC_DAPM_OUTPUT("SPKR"), 452 SND_SOC_DAPM_OUTPUT("OUT3"), 453 SND_SOC_DAPM_OUTPUT("OUT4"), 454 SND_SOC_DAPM_INPUT("LINEL"), 455 SND_SOC_DAPM_INPUT("LINER"), 456 SND_SOC_DAPM_INPUT("MONOIN"), 457 SND_SOC_DAPM_INPUT("PCBEEP"), 458 SND_SOC_DAPM_INPUT("MIC1"), 459 SND_SOC_DAPM_INPUT("MIC2A"), 460 SND_SOC_DAPM_INPUT("MIC2B"), 461 SND_SOC_DAPM_VMID("VMID"), 462 }; 463 464 static const struct snd_soc_dapm_route audio_map[] = { 465 /* left HP mixer */ 466 {"Left HP Mixer", "PC Beep Playback Switch", "PCBEEP"}, 467 {"Left HP Mixer", "Voice Playback Switch", "Voice DAC"}, 468 {"Left HP Mixer", "Aux Playback Switch", "Aux DAC"}, 469 {"Left HP Mixer", "Bypass Playback Switch", "Left Line In"}, 470 {"Left HP Mixer", "PCM Playback Switch", "Left DAC"}, 471 {"Left HP Mixer", "MonoIn Playback Switch", "Mono In"}, 472 {"Left HP Mixer", NULL, "Capture Headphone Mux"}, 473 474 /* right HP mixer */ 475 {"Right HP Mixer", "PC Beep Playback Switch", "PCBEEP"}, 476 {"Right HP Mixer", "Voice Playback Switch", "Voice DAC"}, 477 {"Right HP Mixer", "Aux Playback Switch", "Aux DAC"}, 478 {"Right HP Mixer", "Bypass Playback Switch", "Right Line In"}, 479 {"Right HP Mixer", "PCM Playback Switch", "Right DAC"}, 480 {"Right HP Mixer", "MonoIn Playback Switch", "Mono In"}, 481 {"Right HP Mixer", NULL, "Capture Headphone Mux"}, 482 483 /* virtual mixer - mixes left & right channels for spk and mono */ 484 {"AC97 Mixer", NULL, "Left DAC"}, 485 {"AC97 Mixer", NULL, "Right DAC"}, 486 {"Line Mixer", NULL, "Right Line In"}, 487 {"Line Mixer", NULL, "Left Line In"}, 488 {"HP Mixer", NULL, "Left HP Mixer"}, 489 {"HP Mixer", NULL, "Right HP Mixer"}, 490 {"Capture Mixer", NULL, "Left Capture Source"}, 491 {"Capture Mixer", NULL, "Right Capture Source"}, 492 493 /* speaker mixer */ 494 {"Speaker Mixer", "PC Beep Playback Switch", "PCBEEP"}, 495 {"Speaker Mixer", "Voice Playback Switch", "Voice DAC"}, 496 {"Speaker Mixer", "Aux Playback Switch", "Aux DAC"}, 497 {"Speaker Mixer", "Bypass Playback Switch", "Line Mixer"}, 498 {"Speaker Mixer", "PCM Playback Switch", "AC97 Mixer"}, 499 {"Speaker Mixer", "MonoIn Playback Switch", "Mono In"}, 500 501 /* mono mixer */ 502 {"Mono Mixer", "PC Beep Playback Switch", "PCBEEP"}, 503 {"Mono Mixer", "Voice Playback Switch", "Voice DAC"}, 504 {"Mono Mixer", "Aux Playback Switch", "Aux DAC"}, 505 {"Mono Mixer", "Bypass Playback Switch", "Line Mixer"}, 506 {"Mono Mixer", "PCM Playback Switch", "AC97 Mixer"}, 507 {"Mono Mixer", "Mic 1 Sidetone Switch", "Mic A PGA"}, 508 {"Mono Mixer", "Mic 2 Sidetone Switch", "Mic B PGA"}, 509 {"Mono Mixer", NULL, "Capture Mono Mux"}, 510 511 /* DAC inv mux 1 */ 512 {"DAC Inv Mux 1", "Mono", "Mono Mixer"}, 513 {"DAC Inv Mux 1", "Speaker", "Speaker Mixer"}, 514 {"DAC Inv Mux 1", "Left Headphone", "Left HP Mixer"}, 515 {"DAC Inv Mux 1", "Right Headphone", "Right HP Mixer"}, 516 {"DAC Inv Mux 1", "Headphone Mono", "HP Mixer"}, 517 518 /* DAC inv mux 2 */ 519 {"DAC Inv Mux 2", "Mono", "Mono Mixer"}, 520 {"DAC Inv Mux 2", "Speaker", "Speaker Mixer"}, 521 {"DAC Inv Mux 2", "Left Headphone", "Left HP Mixer"}, 522 {"DAC Inv Mux 2", "Right Headphone", "Right HP Mixer"}, 523 {"DAC Inv Mux 2", "Headphone Mono", "HP Mixer"}, 524 525 /* headphone left mux */ 526 {"Left Headphone Out Mux", "Headphone", "Left HP Mixer"}, 527 528 /* headphone right mux */ 529 {"Right Headphone Out Mux", "Headphone", "Right HP Mixer"}, 530 531 /* speaker left mux */ 532 {"Left Speaker Out Mux", "Headphone", "Left HP Mixer"}, 533 {"Left Speaker Out Mux", "Speaker", "Speaker Mixer"}, 534 {"Left Speaker Out Mux", "Inv", "DAC Inv Mux 1"}, 535 536 /* speaker right mux */ 537 {"Right Speaker Out Mux", "Headphone", "Right HP Mixer"}, 538 {"Right Speaker Out Mux", "Speaker", "Speaker Mixer"}, 539 {"Right Speaker Out Mux", "Inv", "DAC Inv Mux 2"}, 540 541 /* mono mux */ 542 {"Mono Out Mux", "Mono", "Mono Mixer"}, 543 {"Mono Out Mux", "Inv", "DAC Inv Mux 1"}, 544 545 /* out 3 mux */ 546 {"Out 3 Mux", "Inv 1", "DAC Inv Mux 1"}, 547 548 /* out 4 mux */ 549 {"Out 4 Mux", "Inv 2", "DAC Inv Mux 2"}, 550 551 /* output pga */ 552 {"HPL", NULL, "Left Headphone"}, 553 {"Left Headphone", NULL, "Left Headphone Out Mux"}, 554 {"HPR", NULL, "Right Headphone"}, 555 {"Right Headphone", NULL, "Right Headphone Out Mux"}, 556 {"OUT3", NULL, "Out 3"}, 557 {"Out 3", NULL, "Out 3 Mux"}, 558 {"OUT4", NULL, "Out 4"}, 559 {"Out 4", NULL, "Out 4 Mux"}, 560 {"SPKL", NULL, "Left Speaker"}, 561 {"Left Speaker", NULL, "Left Speaker Out Mux"}, 562 {"SPKR", NULL, "Right Speaker"}, 563 {"Right Speaker", NULL, "Right Speaker Out Mux"}, 564 {"MONO", NULL, "Mono Out"}, 565 {"Mono Out", NULL, "Mono Out Mux"}, 566 567 /* input pga */ 568 {"Left Line In", NULL, "LINEL"}, 569 {"Right Line In", NULL, "LINER"}, 570 {"Mono In", NULL, "MONOIN"}, 571 {"Mic A PGA", NULL, "Mic A Pre Amp"}, 572 {"Mic B PGA", NULL, "Mic B Pre Amp"}, 573 574 /* left capture select */ 575 {"Left Capture Source", "Mic 1", "Mic A Pre Amp"}, 576 {"Left Capture Source", "Mic 2", "Mic B Pre Amp"}, 577 {"Left Capture Source", "Line", "LINEL"}, 578 {"Left Capture Source", "Mono In", "MONOIN"}, 579 {"Left Capture Source", "Headphone", "Left HP Mixer"}, 580 {"Left Capture Source", "Speaker", "Speaker Mixer"}, 581 {"Left Capture Source", "Mono Out", "Mono Mixer"}, 582 583 /* right capture select */ 584 {"Right Capture Source", "Mic 1", "Mic A Pre Amp"}, 585 {"Right Capture Source", "Mic 2", "Mic B Pre Amp"}, 586 {"Right Capture Source", "Line", "LINER"}, 587 {"Right Capture Source", "Mono In", "MONOIN"}, 588 {"Right Capture Source", "Headphone", "Right HP Mixer"}, 589 {"Right Capture Source", "Speaker", "Speaker Mixer"}, 590 {"Right Capture Source", "Mono Out", "Mono Mixer"}, 591 592 /* left ADC */ 593 {"Left ADC", NULL, "Left Capture Source"}, 594 {"Left Voice ADC", NULL, "Left ADC"}, 595 {"Left HiFi ADC", NULL, "Left ADC"}, 596 597 /* right ADC */ 598 {"Right ADC", NULL, "Right Capture Source"}, 599 {"Right Voice ADC", NULL, "Right ADC"}, 600 {"Right HiFi ADC", NULL, "Right ADC"}, 601 602 /* mic */ 603 {"Mic A Pre Amp", NULL, "Mic A Source"}, 604 {"Mic A Source", "Mic 1", "MIC1"}, 605 {"Mic A Source", "Mic 2 A", "MIC2A"}, 606 {"Mic A Source", "Mic 2 B", "Mic B Source"}, 607 {"Mic B Pre Amp", "MPB", "Mic B Source"}, 608 {"Mic B Source", NULL, "MIC2B"}, 609 610 /* headphone capture */ 611 {"Capture Headphone Mux", "Stereo", "Capture Mixer"}, 612 {"Capture Headphone Mux", "Left", "Left Capture Source"}, 613 {"Capture Headphone Mux", "Right", "Right Capture Source"}, 614 615 /* mono capture */ 616 {"Capture Mono Mux", "Stereo", "Capture Mixer"}, 617 {"Capture Mono Mux", "Left", "Left Capture Source"}, 618 {"Capture Mono Mux", "Right", "Right Capture Source"}, 619 }; 620 621 static int wm9713_add_widgets(struct snd_soc_codec *codec) 622 { 623 snd_soc_dapm_new_controls(codec, wm9713_dapm_widgets, 624 ARRAY_SIZE(wm9713_dapm_widgets)); 625 626 snd_soc_dapm_add_routes(codec, audio_map, ARRAY_SIZE(audio_map)); 627 628 snd_soc_dapm_new_widgets(codec); 629 return 0; 630 } 631 632 static unsigned int ac97_read(struct snd_soc_codec *codec, 633 unsigned int reg) 634 { 635 u16 *cache = codec->reg_cache; 636 637 if (reg == AC97_RESET || reg == AC97_GPIO_STATUS || 638 reg == AC97_VENDOR_ID1 || reg == AC97_VENDOR_ID2 || 639 reg == AC97_CD) 640 return soc_ac97_ops.read(codec->ac97, reg); 641 else { 642 reg = reg >> 1; 643 644 if (reg >= (ARRAY_SIZE(wm9713_reg))) 645 return -EIO; 646 647 return cache[reg]; 648 } 649 } 650 651 static int ac97_write(struct snd_soc_codec *codec, unsigned int reg, 652 unsigned int val) 653 { 654 u16 *cache = codec->reg_cache; 655 if (reg < 0x7c) 656 soc_ac97_ops.write(codec->ac97, reg, val); 657 reg = reg >> 1; 658 if (reg < (ARRAY_SIZE(wm9713_reg))) 659 cache[reg] = val; 660 661 return 0; 662 } 663 664 /* PLL divisors */ 665 struct _pll_div { 666 u32 divsel:1; 667 u32 divctl:1; 668 u32 lf:1; 669 u32 n:4; 670 u32 k:24; 671 }; 672 673 /* The size in bits of the PLL divide multiplied by 10 674 * to allow rounding later */ 675 #define FIXED_PLL_SIZE ((1 << 22) * 10) 676 677 static void pll_factors(struct _pll_div *pll_div, unsigned int source) 678 { 679 u64 Kpart; 680 unsigned int K, Ndiv, Nmod, target; 681 682 /* The the PLL output is always 98.304MHz. */ 683 target = 98304000; 684 685 /* If the input frequency is over 14.4MHz then scale it down. */ 686 if (source > 14400000) { 687 source >>= 1; 688 pll_div->divsel = 1; 689 690 if (source > 14400000) { 691 source >>= 1; 692 pll_div->divctl = 1; 693 } else 694 pll_div->divctl = 0; 695 696 } else { 697 pll_div->divsel = 0; 698 pll_div->divctl = 0; 699 } 700 701 /* Low frequency sources require an additional divide in the 702 * loop. 703 */ 704 if (source < 8192000) { 705 pll_div->lf = 1; 706 target >>= 2; 707 } else 708 pll_div->lf = 0; 709 710 Ndiv = target / source; 711 if ((Ndiv < 5) || (Ndiv > 12)) 712 printk(KERN_WARNING 713 "WM9713 PLL N value %u out of recommended range!\n", 714 Ndiv); 715 716 pll_div->n = Ndiv; 717 Nmod = target % source; 718 Kpart = FIXED_PLL_SIZE * (long long)Nmod; 719 720 do_div(Kpart, source); 721 722 K = Kpart & 0xFFFFFFFF; 723 724 /* Check if we need to round */ 725 if ((K % 10) >= 5) 726 K += 5; 727 728 /* Move down to proper range now rounding is done */ 729 K /= 10; 730 731 pll_div->k = K; 732 } 733 734 /** 735 * Please note that changing the PLL input frequency may require 736 * resynchronisation with the AC97 controller. 737 */ 738 static int wm9713_set_pll(struct snd_soc_codec *codec, 739 int pll_id, unsigned int freq_in, unsigned int freq_out) 740 { 741 struct wm9713_priv *wm9713 = codec->private_data; 742 u16 reg, reg2; 743 struct _pll_div pll_div; 744 745 /* turn PLL off ? */ 746 if (freq_in == 0) { 747 /* disable PLL power and select ext source */ 748 reg = ac97_read(codec, AC97_HANDSET_RATE); 749 ac97_write(codec, AC97_HANDSET_RATE, reg | 0x0080); 750 reg = ac97_read(codec, AC97_EXTENDED_MID); 751 ac97_write(codec, AC97_EXTENDED_MID, reg | 0x0200); 752 wm9713->pll_in = 0; 753 return 0; 754 } 755 756 pll_factors(&pll_div, freq_in); 757 758 if (pll_div.k == 0) { 759 reg = (pll_div.n << 12) | (pll_div.lf << 11) | 760 (pll_div.divsel << 9) | (pll_div.divctl << 8); 761 ac97_write(codec, AC97_LINE1_LEVEL, reg); 762 } else { 763 /* write the fractional k to the reg 0x46 pages */ 764 reg2 = (pll_div.n << 12) | (pll_div.lf << 11) | (1 << 10) | 765 (pll_div.divsel << 9) | (pll_div.divctl << 8); 766 767 /* K [21:20] */ 768 reg = reg2 | (0x5 << 4) | (pll_div.k >> 20); 769 ac97_write(codec, AC97_LINE1_LEVEL, reg); 770 771 /* K [19:16] */ 772 reg = reg2 | (0x4 << 4) | ((pll_div.k >> 16) & 0xf); 773 ac97_write(codec, AC97_LINE1_LEVEL, reg); 774 775 /* K [15:12] */ 776 reg = reg2 | (0x3 << 4) | ((pll_div.k >> 12) & 0xf); 777 ac97_write(codec, AC97_LINE1_LEVEL, reg); 778 779 /* K [11:8] */ 780 reg = reg2 | (0x2 << 4) | ((pll_div.k >> 8) & 0xf); 781 ac97_write(codec, AC97_LINE1_LEVEL, reg); 782 783 /* K [7:4] */ 784 reg = reg2 | (0x1 << 4) | ((pll_div.k >> 4) & 0xf); 785 ac97_write(codec, AC97_LINE1_LEVEL, reg); 786 787 reg = reg2 | (0x0 << 4) | (pll_div.k & 0xf); /* K [3:0] */ 788 ac97_write(codec, AC97_LINE1_LEVEL, reg); 789 } 790 791 /* turn PLL on and select as source */ 792 reg = ac97_read(codec, AC97_EXTENDED_MID); 793 ac97_write(codec, AC97_EXTENDED_MID, reg & 0xfdff); 794 reg = ac97_read(codec, AC97_HANDSET_RATE); 795 ac97_write(codec, AC97_HANDSET_RATE, reg & 0xff7f); 796 wm9713->pll_in = freq_in; 797 798 /* wait 10ms AC97 link frames for the link to stabilise */ 799 schedule_timeout_interruptible(msecs_to_jiffies(10)); 800 return 0; 801 } 802 803 static int wm9713_set_dai_pll(struct snd_soc_dai *codec_dai, 804 int pll_id, unsigned int freq_in, unsigned int freq_out) 805 { 806 struct snd_soc_codec *codec = codec_dai->codec; 807 return wm9713_set_pll(codec, pll_id, freq_in, freq_out); 808 } 809 810 /* 811 * Tristate the PCM DAI lines, tristate can be disabled by calling 812 * wm9713_set_dai_fmt() 813 */ 814 static int wm9713_set_dai_tristate(struct snd_soc_dai *codec_dai, 815 int tristate) 816 { 817 struct snd_soc_codec *codec = codec_dai->codec; 818 u16 reg = ac97_read(codec, AC97_CENTER_LFE_MASTER) & 0x9fff; 819 820 if (tristate) 821 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg); 822 823 return 0; 824 } 825 826 /* 827 * Configure WM9713 clock dividers. 828 * Voice DAC needs 256 FS 829 */ 830 static int wm9713_set_dai_clkdiv(struct snd_soc_dai *codec_dai, 831 int div_id, int div) 832 { 833 struct snd_soc_codec *codec = codec_dai->codec; 834 u16 reg; 835 836 switch (div_id) { 837 case WM9713_PCMCLK_DIV: 838 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0xf0ff; 839 ac97_write(codec, AC97_HANDSET_RATE, reg | div); 840 break; 841 case WM9713_CLKA_MULT: 842 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0xfffd; 843 ac97_write(codec, AC97_HANDSET_RATE, reg | div); 844 break; 845 case WM9713_CLKB_MULT: 846 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0xfffb; 847 ac97_write(codec, AC97_HANDSET_RATE, reg | div); 848 break; 849 case WM9713_HIFI_DIV: 850 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0x8fff; 851 ac97_write(codec, AC97_HANDSET_RATE, reg | div); 852 break; 853 case WM9713_PCMBCLK_DIV: 854 reg = ac97_read(codec, AC97_CENTER_LFE_MASTER) & 0xf1ff; 855 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg | div); 856 break; 857 case WM9713_PCMCLK_PLL_DIV: 858 reg = ac97_read(codec, AC97_LINE1_LEVEL) & 0xff80; 859 ac97_write(codec, AC97_LINE1_LEVEL, reg | 0x60 | div); 860 break; 861 case WM9713_HIFI_PLL_DIV: 862 reg = ac97_read(codec, AC97_LINE1_LEVEL) & 0xff80; 863 ac97_write(codec, AC97_LINE1_LEVEL, reg | 0x70 | div); 864 break; 865 default: 866 return -EINVAL; 867 } 868 869 return 0; 870 } 871 872 static int wm9713_set_dai_fmt(struct snd_soc_dai *codec_dai, 873 unsigned int fmt) 874 { 875 struct snd_soc_codec *codec = codec_dai->codec; 876 u16 gpio = ac97_read(codec, AC97_GPIO_CFG) & 0xffc5; 877 u16 reg = 0x8000; 878 879 /* clock masters */ 880 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { 881 case SND_SOC_DAIFMT_CBM_CFM: 882 reg |= 0x4000; 883 gpio |= 0x0010; 884 break; 885 case SND_SOC_DAIFMT_CBM_CFS: 886 reg |= 0x6000; 887 gpio |= 0x0018; 888 break; 889 case SND_SOC_DAIFMT_CBS_CFS: 890 reg |= 0x2000; 891 gpio |= 0x001a; 892 break; 893 case SND_SOC_DAIFMT_CBS_CFM: 894 gpio |= 0x0012; 895 break; 896 } 897 898 /* clock inversion */ 899 switch (fmt & SND_SOC_DAIFMT_INV_MASK) { 900 case SND_SOC_DAIFMT_IB_IF: 901 reg |= 0x00c0; 902 break; 903 case SND_SOC_DAIFMT_IB_NF: 904 reg |= 0x0080; 905 break; 906 case SND_SOC_DAIFMT_NB_IF: 907 reg |= 0x0040; 908 break; 909 } 910 911 /* DAI format */ 912 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { 913 case SND_SOC_DAIFMT_I2S: 914 reg |= 0x0002; 915 break; 916 case SND_SOC_DAIFMT_RIGHT_J: 917 break; 918 case SND_SOC_DAIFMT_LEFT_J: 919 reg |= 0x0001; 920 break; 921 case SND_SOC_DAIFMT_DSP_A: 922 reg |= 0x0003; 923 break; 924 case SND_SOC_DAIFMT_DSP_B: 925 reg |= 0x0043; 926 break; 927 } 928 929 ac97_write(codec, AC97_GPIO_CFG, gpio); 930 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg); 931 return 0; 932 } 933 934 static int wm9713_pcm_hw_params(struct snd_pcm_substream *substream, 935 struct snd_pcm_hw_params *params, 936 struct snd_soc_dai *dai) 937 { 938 struct snd_soc_codec *codec = dai->codec; 939 u16 reg = ac97_read(codec, AC97_CENTER_LFE_MASTER) & 0xfff3; 940 941 switch (params_format(params)) { 942 case SNDRV_PCM_FORMAT_S16_LE: 943 break; 944 case SNDRV_PCM_FORMAT_S20_3LE: 945 reg |= 0x0004; 946 break; 947 case SNDRV_PCM_FORMAT_S24_LE: 948 reg |= 0x0008; 949 break; 950 case SNDRV_PCM_FORMAT_S32_LE: 951 reg |= 0x000c; 952 break; 953 } 954 955 /* enable PCM interface in master mode */ 956 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg); 957 return 0; 958 } 959 960 static int ac97_hifi_prepare(struct snd_pcm_substream *substream, 961 struct snd_soc_dai *dai) 962 { 963 struct snd_soc_codec *codec = dai->codec; 964 struct snd_pcm_runtime *runtime = substream->runtime; 965 int reg; 966 u16 vra; 967 968 vra = ac97_read(codec, AC97_EXTENDED_STATUS); 969 ac97_write(codec, AC97_EXTENDED_STATUS, vra | 0x1); 970 971 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) 972 reg = AC97_PCM_FRONT_DAC_RATE; 973 else 974 reg = AC97_PCM_LR_ADC_RATE; 975 976 return ac97_write(codec, reg, runtime->rate); 977 } 978 979 static int ac97_aux_prepare(struct snd_pcm_substream *substream, 980 struct snd_soc_dai *dai) 981 { 982 struct snd_soc_codec *codec = dai->codec; 983 struct snd_pcm_runtime *runtime = substream->runtime; 984 u16 vra, xsle; 985 986 vra = ac97_read(codec, AC97_EXTENDED_STATUS); 987 ac97_write(codec, AC97_EXTENDED_STATUS, vra | 0x1); 988 xsle = ac97_read(codec, AC97_PCI_SID); 989 ac97_write(codec, AC97_PCI_SID, xsle | 0x8000); 990 991 if (substream->stream != SNDRV_PCM_STREAM_PLAYBACK) 992 return -ENODEV; 993 994 return ac97_write(codec, AC97_PCM_SURR_DAC_RATE, runtime->rate); 995 } 996 997 #define WM9713_RATES (SNDRV_PCM_RATE_8000 | \ 998 SNDRV_PCM_RATE_11025 | \ 999 SNDRV_PCM_RATE_22050 | \ 1000 SNDRV_PCM_RATE_44100 | \ 1001 SNDRV_PCM_RATE_48000) 1002 1003 #define WM9713_PCM_RATES (SNDRV_PCM_RATE_8000 | \ 1004 SNDRV_PCM_RATE_11025 | \ 1005 SNDRV_PCM_RATE_16000 | \ 1006 SNDRV_PCM_RATE_22050 | \ 1007 SNDRV_PCM_RATE_44100 | \ 1008 SNDRV_PCM_RATE_48000) 1009 1010 #define WM9713_PCM_FORMATS \ 1011 (SNDRV_PCM_FORMAT_S16_LE | SNDRV_PCM_FORMAT_S20_3LE | \ 1012 SNDRV_PCM_FORMAT_S24_LE) 1013 1014 static struct snd_soc_dai_ops wm9713_dai_ops_hifi = { 1015 .prepare = ac97_hifi_prepare, 1016 .set_clkdiv = wm9713_set_dai_clkdiv, 1017 .set_pll = wm9713_set_dai_pll, 1018 }; 1019 1020 static struct snd_soc_dai_ops wm9713_dai_ops_aux = { 1021 .prepare = ac97_aux_prepare, 1022 .set_clkdiv = wm9713_set_dai_clkdiv, 1023 .set_pll = wm9713_set_dai_pll, 1024 }; 1025 1026 static struct snd_soc_dai_ops wm9713_dai_ops_voice = { 1027 .hw_params = wm9713_pcm_hw_params, 1028 .set_clkdiv = wm9713_set_dai_clkdiv, 1029 .set_pll = wm9713_set_dai_pll, 1030 .set_fmt = wm9713_set_dai_fmt, 1031 .set_tristate = wm9713_set_dai_tristate, 1032 }; 1033 1034 struct snd_soc_dai wm9713_dai[] = { 1035 { 1036 .name = "AC97 HiFi", 1037 .ac97_control = 1, 1038 .playback = { 1039 .stream_name = "HiFi Playback", 1040 .channels_min = 1, 1041 .channels_max = 2, 1042 .rates = WM9713_RATES, 1043 .formats = SND_SOC_STD_AC97_FMTS,}, 1044 .capture = { 1045 .stream_name = "HiFi Capture", 1046 .channels_min = 1, 1047 .channels_max = 2, 1048 .rates = WM9713_RATES, 1049 .formats = SND_SOC_STD_AC97_FMTS,}, 1050 .ops = &wm9713_dai_ops_hifi, 1051 }, 1052 { 1053 .name = "AC97 Aux", 1054 .playback = { 1055 .stream_name = "Aux Playback", 1056 .channels_min = 1, 1057 .channels_max = 1, 1058 .rates = WM9713_RATES, 1059 .formats = SND_SOC_STD_AC97_FMTS,}, 1060 .ops = &wm9713_dai_ops_aux, 1061 }, 1062 { 1063 .name = "WM9713 Voice", 1064 .playback = { 1065 .stream_name = "Voice Playback", 1066 .channels_min = 1, 1067 .channels_max = 1, 1068 .rates = WM9713_PCM_RATES, 1069 .formats = WM9713_PCM_FORMATS,}, 1070 .capture = { 1071 .stream_name = "Voice Capture", 1072 .channels_min = 1, 1073 .channels_max = 2, 1074 .rates = WM9713_PCM_RATES, 1075 .formats = WM9713_PCM_FORMATS,}, 1076 .ops = &wm9713_dai_ops_voice, 1077 .symmetric_rates = 1, 1078 }, 1079 }; 1080 EXPORT_SYMBOL_GPL(wm9713_dai); 1081 1082 int wm9713_reset(struct snd_soc_codec *codec, int try_warm) 1083 { 1084 if (try_warm && soc_ac97_ops.warm_reset) { 1085 soc_ac97_ops.warm_reset(codec->ac97); 1086 if (ac97_read(codec, 0) == wm9713_reg[0]) 1087 return 1; 1088 } 1089 1090 soc_ac97_ops.reset(codec->ac97); 1091 if (soc_ac97_ops.warm_reset) 1092 soc_ac97_ops.warm_reset(codec->ac97); 1093 if (ac97_read(codec, 0) != wm9713_reg[0]) 1094 return -EIO; 1095 return 0; 1096 } 1097 EXPORT_SYMBOL_GPL(wm9713_reset); 1098 1099 static int wm9713_set_bias_level(struct snd_soc_codec *codec, 1100 enum snd_soc_bias_level level) 1101 { 1102 u16 reg; 1103 1104 switch (level) { 1105 case SND_SOC_BIAS_ON: 1106 /* enable thermal shutdown */ 1107 reg = ac97_read(codec, AC97_EXTENDED_MID) & 0x1bff; 1108 ac97_write(codec, AC97_EXTENDED_MID, reg); 1109 break; 1110 case SND_SOC_BIAS_PREPARE: 1111 break; 1112 case SND_SOC_BIAS_STANDBY: 1113 /* enable master bias and vmid */ 1114 reg = ac97_read(codec, AC97_EXTENDED_MID) & 0x3bff; 1115 ac97_write(codec, AC97_EXTENDED_MID, reg); 1116 ac97_write(codec, AC97_POWERDOWN, 0x0000); 1117 break; 1118 case SND_SOC_BIAS_OFF: 1119 /* disable everything including AC link */ 1120 ac97_write(codec, AC97_EXTENDED_MID, 0xffff); 1121 ac97_write(codec, AC97_EXTENDED_MSTATUS, 0xffff); 1122 ac97_write(codec, AC97_POWERDOWN, 0xffff); 1123 break; 1124 } 1125 codec->bias_level = level; 1126 return 0; 1127 } 1128 1129 static int wm9713_soc_suspend(struct platform_device *pdev, 1130 pm_message_t state) 1131 { 1132 struct snd_soc_device *socdev = platform_get_drvdata(pdev); 1133 struct snd_soc_codec *codec = socdev->card->codec; 1134 u16 reg; 1135 1136 /* Disable everything except touchpanel - that will be handled 1137 * by the touch driver and left disabled if touch is not in 1138 * use. */ 1139 reg = ac97_read(codec, AC97_EXTENDED_MID); 1140 ac97_write(codec, AC97_EXTENDED_MID, reg | 0x7fff); 1141 ac97_write(codec, AC97_EXTENDED_MSTATUS, 0xffff); 1142 ac97_write(codec, AC97_POWERDOWN, 0x6f00); 1143 ac97_write(codec, AC97_POWERDOWN, 0xffff); 1144 1145 return 0; 1146 } 1147 1148 static int wm9713_soc_resume(struct platform_device *pdev) 1149 { 1150 struct snd_soc_device *socdev = platform_get_drvdata(pdev); 1151 struct snd_soc_codec *codec = socdev->card->codec; 1152 struct wm9713_priv *wm9713 = codec->private_data; 1153 int i, ret; 1154 u16 *cache = codec->reg_cache; 1155 1156 ret = wm9713_reset(codec, 1); 1157 if (ret < 0) { 1158 printk(KERN_ERR "could not reset AC97 codec\n"); 1159 return ret; 1160 } 1161 1162 wm9713_set_bias_level(codec, SND_SOC_BIAS_STANDBY); 1163 1164 /* do we need to re-start the PLL ? */ 1165 if (wm9713->pll_in) 1166 wm9713_set_pll(codec, 0, wm9713->pll_in, 0); 1167 1168 /* only synchronise the codec if warm reset failed */ 1169 if (ret == 0) { 1170 for (i = 2; i < ARRAY_SIZE(wm9713_reg) << 1; i += 2) { 1171 if (i == AC97_POWERDOWN || i == AC97_EXTENDED_MID || 1172 i == AC97_EXTENDED_MSTATUS || i > 0x66) 1173 continue; 1174 soc_ac97_ops.write(codec->ac97, i, cache[i>>1]); 1175 } 1176 } 1177 1178 if (codec->suspend_bias_level == SND_SOC_BIAS_ON) 1179 wm9713_set_bias_level(codec, SND_SOC_BIAS_ON); 1180 1181 return ret; 1182 } 1183 1184 static int wm9713_soc_probe(struct platform_device *pdev) 1185 { 1186 struct snd_soc_device *socdev = platform_get_drvdata(pdev); 1187 struct snd_soc_codec *codec; 1188 int ret = 0, reg; 1189 1190 printk(KERN_INFO "WM9713/WM9714 SoC Audio Codec %s\n", WM9713_VERSION); 1191 1192 socdev->card->codec = kzalloc(sizeof(struct snd_soc_codec), 1193 GFP_KERNEL); 1194 if (socdev->card->codec == NULL) 1195 return -ENOMEM; 1196 codec = socdev->card->codec; 1197 mutex_init(&codec->mutex); 1198 1199 codec->reg_cache = kmemdup(wm9713_reg, sizeof(wm9713_reg), GFP_KERNEL); 1200 if (codec->reg_cache == NULL) { 1201 ret = -ENOMEM; 1202 goto cache_err; 1203 } 1204 codec->reg_cache_size = sizeof(wm9713_reg); 1205 codec->reg_cache_step = 2; 1206 1207 codec->private_data = kzalloc(sizeof(struct wm9713_priv), GFP_KERNEL); 1208 if (codec->private_data == NULL) { 1209 ret = -ENOMEM; 1210 goto priv_err; 1211 } 1212 1213 codec->name = "WM9713"; 1214 codec->owner = THIS_MODULE; 1215 codec->dai = wm9713_dai; 1216 codec->num_dai = ARRAY_SIZE(wm9713_dai); 1217 codec->write = ac97_write; 1218 codec->read = ac97_read; 1219 codec->set_bias_level = wm9713_set_bias_level; 1220 INIT_LIST_HEAD(&codec->dapm_widgets); 1221 INIT_LIST_HEAD(&codec->dapm_paths); 1222 1223 ret = snd_soc_new_ac97_codec(codec, &soc_ac97_ops, 0); 1224 if (ret < 0) 1225 goto codec_err; 1226 1227 /* register pcms */ 1228 ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1); 1229 if (ret < 0) 1230 goto pcm_err; 1231 1232 /* do a cold reset for the controller and then try 1233 * a warm reset followed by an optional cold reset for codec */ 1234 wm9713_reset(codec, 0); 1235 ret = wm9713_reset(codec, 1); 1236 if (ret < 0) { 1237 printk(KERN_ERR "Failed to reset WM9713: AC97 link error\n"); 1238 goto reset_err; 1239 } 1240 1241 wm9713_set_bias_level(codec, SND_SOC_BIAS_STANDBY); 1242 1243 /* unmute the adc - move to kcontrol */ 1244 reg = ac97_read(codec, AC97_CD) & 0x7fff; 1245 ac97_write(codec, AC97_CD, reg); 1246 1247 snd_soc_add_controls(codec, wm9713_snd_ac97_controls, 1248 ARRAY_SIZE(wm9713_snd_ac97_controls)); 1249 wm9713_add_widgets(codec); 1250 ret = snd_soc_init_card(socdev); 1251 if (ret < 0) 1252 goto reset_err; 1253 return 0; 1254 1255 reset_err: 1256 snd_soc_free_pcms(socdev); 1257 1258 pcm_err: 1259 snd_soc_free_ac97_codec(codec); 1260 1261 codec_err: 1262 kfree(codec->private_data); 1263 1264 priv_err: 1265 kfree(codec->reg_cache); 1266 1267 cache_err: 1268 kfree(socdev->card->codec); 1269 socdev->card->codec = NULL; 1270 return ret; 1271 } 1272 1273 static int wm9713_soc_remove(struct platform_device *pdev) 1274 { 1275 struct snd_soc_device *socdev = platform_get_drvdata(pdev); 1276 struct snd_soc_codec *codec = socdev->card->codec; 1277 1278 if (codec == NULL) 1279 return 0; 1280 1281 snd_soc_dapm_free(socdev); 1282 snd_soc_free_pcms(socdev); 1283 snd_soc_free_ac97_codec(codec); 1284 kfree(codec->private_data); 1285 kfree(codec->reg_cache); 1286 kfree(codec); 1287 return 0; 1288 } 1289 1290 struct snd_soc_codec_device soc_codec_dev_wm9713 = { 1291 .probe = wm9713_soc_probe, 1292 .remove = wm9713_soc_remove, 1293 .suspend = wm9713_soc_suspend, 1294 .resume = wm9713_soc_resume, 1295 }; 1296 EXPORT_SYMBOL_GPL(soc_codec_dev_wm9713); 1297 1298 MODULE_DESCRIPTION("ASoC WM9713/WM9714 driver"); 1299 MODULE_AUTHOR("Liam Girdwood"); 1300 MODULE_LICENSE("GPL"); 1301