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("Beep Playback Headphone Volume", AC97_AUX, 12, 7, 1), 169 SOC_SINGLE("Beep Playback Speaker Volume", AC97_AUX, 8, 7, 1), 170 SOC_SINGLE("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("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("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("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("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", "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", "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", "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", "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 return 0; 629 } 630 631 static unsigned int ac97_read(struct snd_soc_codec *codec, 632 unsigned int reg) 633 { 634 u16 *cache = codec->reg_cache; 635 636 if (reg == AC97_RESET || reg == AC97_GPIO_STATUS || 637 reg == AC97_VENDOR_ID1 || reg == AC97_VENDOR_ID2 || 638 reg == AC97_CD) 639 return soc_ac97_ops.read(codec->ac97, reg); 640 else { 641 reg = reg >> 1; 642 643 if (reg >= (ARRAY_SIZE(wm9713_reg))) 644 return -EIO; 645 646 return cache[reg]; 647 } 648 } 649 650 static int ac97_write(struct snd_soc_codec *codec, unsigned int reg, 651 unsigned int val) 652 { 653 u16 *cache = codec->reg_cache; 654 if (reg < 0x7c) 655 soc_ac97_ops.write(codec->ac97, reg, val); 656 reg = reg >> 1; 657 if (reg < (ARRAY_SIZE(wm9713_reg))) 658 cache[reg] = val; 659 660 return 0; 661 } 662 663 /* PLL divisors */ 664 struct _pll_div { 665 u32 divsel:1; 666 u32 divctl:1; 667 u32 lf:1; 668 u32 n:4; 669 u32 k:24; 670 }; 671 672 /* The size in bits of the PLL divide multiplied by 10 673 * to allow rounding later */ 674 #define FIXED_PLL_SIZE ((1 << 22) * 10) 675 676 static void pll_factors(struct _pll_div *pll_div, unsigned int source) 677 { 678 u64 Kpart; 679 unsigned int K, Ndiv, Nmod, target; 680 681 /* The the PLL output is always 98.304MHz. */ 682 target = 98304000; 683 684 /* If the input frequency is over 14.4MHz then scale it down. */ 685 if (source > 14400000) { 686 source >>= 1; 687 pll_div->divsel = 1; 688 689 if (source > 14400000) { 690 source >>= 1; 691 pll_div->divctl = 1; 692 } else 693 pll_div->divctl = 0; 694 695 } else { 696 pll_div->divsel = 0; 697 pll_div->divctl = 0; 698 } 699 700 /* Low frequency sources require an additional divide in the 701 * loop. 702 */ 703 if (source < 8192000) { 704 pll_div->lf = 1; 705 target >>= 2; 706 } else 707 pll_div->lf = 0; 708 709 Ndiv = target / source; 710 if ((Ndiv < 5) || (Ndiv > 12)) 711 printk(KERN_WARNING 712 "WM9713 PLL N value %u out of recommended range!\n", 713 Ndiv); 714 715 pll_div->n = Ndiv; 716 Nmod = target % source; 717 Kpart = FIXED_PLL_SIZE * (long long)Nmod; 718 719 do_div(Kpart, source); 720 721 K = Kpart & 0xFFFFFFFF; 722 723 /* Check if we need to round */ 724 if ((K % 10) >= 5) 725 K += 5; 726 727 /* Move down to proper range now rounding is done */ 728 K /= 10; 729 730 pll_div->k = K; 731 } 732 733 /** 734 * Please note that changing the PLL input frequency may require 735 * resynchronisation with the AC97 controller. 736 */ 737 static int wm9713_set_pll(struct snd_soc_codec *codec, 738 int pll_id, unsigned int freq_in, unsigned int freq_out) 739 { 740 struct wm9713_priv *wm9713 = codec->private_data; 741 u16 reg, reg2; 742 struct _pll_div pll_div; 743 744 /* turn PLL off ? */ 745 if (freq_in == 0) { 746 /* disable PLL power and select ext source */ 747 reg = ac97_read(codec, AC97_HANDSET_RATE); 748 ac97_write(codec, AC97_HANDSET_RATE, reg | 0x0080); 749 reg = ac97_read(codec, AC97_EXTENDED_MID); 750 ac97_write(codec, AC97_EXTENDED_MID, reg | 0x0200); 751 wm9713->pll_in = 0; 752 return 0; 753 } 754 755 pll_factors(&pll_div, freq_in); 756 757 if (pll_div.k == 0) { 758 reg = (pll_div.n << 12) | (pll_div.lf << 11) | 759 (pll_div.divsel << 9) | (pll_div.divctl << 8); 760 ac97_write(codec, AC97_LINE1_LEVEL, reg); 761 } else { 762 /* write the fractional k to the reg 0x46 pages */ 763 reg2 = (pll_div.n << 12) | (pll_div.lf << 11) | (1 << 10) | 764 (pll_div.divsel << 9) | (pll_div.divctl << 8); 765 766 /* K [21:20] */ 767 reg = reg2 | (0x5 << 4) | (pll_div.k >> 20); 768 ac97_write(codec, AC97_LINE1_LEVEL, reg); 769 770 /* K [19:16] */ 771 reg = reg2 | (0x4 << 4) | ((pll_div.k >> 16) & 0xf); 772 ac97_write(codec, AC97_LINE1_LEVEL, reg); 773 774 /* K [15:12] */ 775 reg = reg2 | (0x3 << 4) | ((pll_div.k >> 12) & 0xf); 776 ac97_write(codec, AC97_LINE1_LEVEL, reg); 777 778 /* K [11:8] */ 779 reg = reg2 | (0x2 << 4) | ((pll_div.k >> 8) & 0xf); 780 ac97_write(codec, AC97_LINE1_LEVEL, reg); 781 782 /* K [7:4] */ 783 reg = reg2 | (0x1 << 4) | ((pll_div.k >> 4) & 0xf); 784 ac97_write(codec, AC97_LINE1_LEVEL, reg); 785 786 reg = reg2 | (0x0 << 4) | (pll_div.k & 0xf); /* K [3:0] */ 787 ac97_write(codec, AC97_LINE1_LEVEL, reg); 788 } 789 790 /* turn PLL on and select as source */ 791 reg = ac97_read(codec, AC97_EXTENDED_MID); 792 ac97_write(codec, AC97_EXTENDED_MID, reg & 0xfdff); 793 reg = ac97_read(codec, AC97_HANDSET_RATE); 794 ac97_write(codec, AC97_HANDSET_RATE, reg & 0xff7f); 795 wm9713->pll_in = freq_in; 796 797 /* wait 10ms AC97 link frames for the link to stabilise */ 798 schedule_timeout_interruptible(msecs_to_jiffies(10)); 799 return 0; 800 } 801 802 static int wm9713_set_dai_pll(struct snd_soc_dai *codec_dai, int pll_id, 803 int source, unsigned int freq_in, unsigned int freq_out) 804 { 805 struct snd_soc_codec *codec = codec_dai->codec; 806 return wm9713_set_pll(codec, pll_id, freq_in, freq_out); 807 } 808 809 /* 810 * Tristate the PCM DAI lines, tristate can be disabled by calling 811 * wm9713_set_dai_fmt() 812 */ 813 static int wm9713_set_dai_tristate(struct snd_soc_dai *codec_dai, 814 int tristate) 815 { 816 struct snd_soc_codec *codec = codec_dai->codec; 817 u16 reg = ac97_read(codec, AC97_CENTER_LFE_MASTER) & 0x9fff; 818 819 if (tristate) 820 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg); 821 822 return 0; 823 } 824 825 /* 826 * Configure WM9713 clock dividers. 827 * Voice DAC needs 256 FS 828 */ 829 static int wm9713_set_dai_clkdiv(struct snd_soc_dai *codec_dai, 830 int div_id, int div) 831 { 832 struct snd_soc_codec *codec = codec_dai->codec; 833 u16 reg; 834 835 switch (div_id) { 836 case WM9713_PCMCLK_DIV: 837 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0xf0ff; 838 ac97_write(codec, AC97_HANDSET_RATE, reg | div); 839 break; 840 case WM9713_CLKA_MULT: 841 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0xfffd; 842 ac97_write(codec, AC97_HANDSET_RATE, reg | div); 843 break; 844 case WM9713_CLKB_MULT: 845 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0xfffb; 846 ac97_write(codec, AC97_HANDSET_RATE, reg | div); 847 break; 848 case WM9713_HIFI_DIV: 849 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0x8fff; 850 ac97_write(codec, AC97_HANDSET_RATE, reg | div); 851 break; 852 case WM9713_PCMBCLK_DIV: 853 reg = ac97_read(codec, AC97_CENTER_LFE_MASTER) & 0xf1ff; 854 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg | div); 855 break; 856 case WM9713_PCMCLK_PLL_DIV: 857 reg = ac97_read(codec, AC97_LINE1_LEVEL) & 0xff80; 858 ac97_write(codec, AC97_LINE1_LEVEL, reg | 0x60 | div); 859 break; 860 case WM9713_HIFI_PLL_DIV: 861 reg = ac97_read(codec, AC97_LINE1_LEVEL) & 0xff80; 862 ac97_write(codec, AC97_LINE1_LEVEL, reg | 0x70 | div); 863 break; 864 default: 865 return -EINVAL; 866 } 867 868 return 0; 869 } 870 871 static int wm9713_set_dai_fmt(struct snd_soc_dai *codec_dai, 872 unsigned int fmt) 873 { 874 struct snd_soc_codec *codec = codec_dai->codec; 875 u16 gpio = ac97_read(codec, AC97_GPIO_CFG) & 0xffc5; 876 u16 reg = 0x8000; 877 878 /* clock masters */ 879 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { 880 case SND_SOC_DAIFMT_CBM_CFM: 881 reg |= 0x4000; 882 gpio |= 0x0010; 883 break; 884 case SND_SOC_DAIFMT_CBM_CFS: 885 reg |= 0x6000; 886 gpio |= 0x0018; 887 break; 888 case SND_SOC_DAIFMT_CBS_CFS: 889 reg |= 0x2000; 890 gpio |= 0x001a; 891 break; 892 case SND_SOC_DAIFMT_CBS_CFM: 893 gpio |= 0x0012; 894 break; 895 } 896 897 /* clock inversion */ 898 switch (fmt & SND_SOC_DAIFMT_INV_MASK) { 899 case SND_SOC_DAIFMT_IB_IF: 900 reg |= 0x00c0; 901 break; 902 case SND_SOC_DAIFMT_IB_NF: 903 reg |= 0x0080; 904 break; 905 case SND_SOC_DAIFMT_NB_IF: 906 reg |= 0x0040; 907 break; 908 } 909 910 /* DAI format */ 911 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { 912 case SND_SOC_DAIFMT_I2S: 913 reg |= 0x0002; 914 break; 915 case SND_SOC_DAIFMT_RIGHT_J: 916 break; 917 case SND_SOC_DAIFMT_LEFT_J: 918 reg |= 0x0001; 919 break; 920 case SND_SOC_DAIFMT_DSP_A: 921 reg |= 0x0003; 922 break; 923 case SND_SOC_DAIFMT_DSP_B: 924 reg |= 0x0043; 925 break; 926 } 927 928 ac97_write(codec, AC97_GPIO_CFG, gpio); 929 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg); 930 return 0; 931 } 932 933 static int wm9713_pcm_hw_params(struct snd_pcm_substream *substream, 934 struct snd_pcm_hw_params *params, 935 struct snd_soc_dai *dai) 936 { 937 struct snd_soc_codec *codec = dai->codec; 938 u16 reg = ac97_read(codec, AC97_CENTER_LFE_MASTER) & 0xfff3; 939 940 switch (params_format(params)) { 941 case SNDRV_PCM_FORMAT_S16_LE: 942 break; 943 case SNDRV_PCM_FORMAT_S20_3LE: 944 reg |= 0x0004; 945 break; 946 case SNDRV_PCM_FORMAT_S24_LE: 947 reg |= 0x0008; 948 break; 949 case SNDRV_PCM_FORMAT_S32_LE: 950 reg |= 0x000c; 951 break; 952 } 953 954 /* enable PCM interface in master mode */ 955 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg); 956 return 0; 957 } 958 959 static int ac97_hifi_prepare(struct snd_pcm_substream *substream, 960 struct snd_soc_dai *dai) 961 { 962 struct snd_soc_codec *codec = dai->codec; 963 struct snd_pcm_runtime *runtime = substream->runtime; 964 int reg; 965 u16 vra; 966 967 vra = ac97_read(codec, AC97_EXTENDED_STATUS); 968 ac97_write(codec, AC97_EXTENDED_STATUS, vra | 0x1); 969 970 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) 971 reg = AC97_PCM_FRONT_DAC_RATE; 972 else 973 reg = AC97_PCM_LR_ADC_RATE; 974 975 return ac97_write(codec, reg, runtime->rate); 976 } 977 978 static int ac97_aux_prepare(struct snd_pcm_substream *substream, 979 struct snd_soc_dai *dai) 980 { 981 struct snd_soc_codec *codec = dai->codec; 982 struct snd_pcm_runtime *runtime = substream->runtime; 983 u16 vra, xsle; 984 985 vra = ac97_read(codec, AC97_EXTENDED_STATUS); 986 ac97_write(codec, AC97_EXTENDED_STATUS, vra | 0x1); 987 xsle = ac97_read(codec, AC97_PCI_SID); 988 ac97_write(codec, AC97_PCI_SID, xsle | 0x8000); 989 990 if (substream->stream != SNDRV_PCM_STREAM_PLAYBACK) 991 return -ENODEV; 992 993 return ac97_write(codec, AC97_PCM_SURR_DAC_RATE, runtime->rate); 994 } 995 996 #define WM9713_RATES (SNDRV_PCM_RATE_8000 | \ 997 SNDRV_PCM_RATE_11025 | \ 998 SNDRV_PCM_RATE_22050 | \ 999 SNDRV_PCM_RATE_44100 | \ 1000 SNDRV_PCM_RATE_48000) 1001 1002 #define WM9713_PCM_RATES (SNDRV_PCM_RATE_8000 | \ 1003 SNDRV_PCM_RATE_11025 | \ 1004 SNDRV_PCM_RATE_16000 | \ 1005 SNDRV_PCM_RATE_22050 | \ 1006 SNDRV_PCM_RATE_44100 | \ 1007 SNDRV_PCM_RATE_48000) 1008 1009 #define WM9713_PCM_FORMATS \ 1010 (SNDRV_PCM_FORMAT_S16_LE | SNDRV_PCM_FORMAT_S20_3LE | \ 1011 SNDRV_PCM_FORMAT_S24_LE) 1012 1013 static struct snd_soc_dai_ops wm9713_dai_ops_hifi = { 1014 .prepare = ac97_hifi_prepare, 1015 .set_clkdiv = wm9713_set_dai_clkdiv, 1016 .set_pll = wm9713_set_dai_pll, 1017 }; 1018 1019 static struct snd_soc_dai_ops wm9713_dai_ops_aux = { 1020 .prepare = ac97_aux_prepare, 1021 .set_clkdiv = wm9713_set_dai_clkdiv, 1022 .set_pll = wm9713_set_dai_pll, 1023 }; 1024 1025 static struct snd_soc_dai_ops wm9713_dai_ops_voice = { 1026 .hw_params = wm9713_pcm_hw_params, 1027 .set_clkdiv = wm9713_set_dai_clkdiv, 1028 .set_pll = wm9713_set_dai_pll, 1029 .set_fmt = wm9713_set_dai_fmt, 1030 .set_tristate = wm9713_set_dai_tristate, 1031 }; 1032 1033 struct snd_soc_dai wm9713_dai[] = { 1034 { 1035 .name = "AC97 HiFi", 1036 .ac97_control = 1, 1037 .playback = { 1038 .stream_name = "HiFi Playback", 1039 .channels_min = 1, 1040 .channels_max = 2, 1041 .rates = WM9713_RATES, 1042 .formats = SND_SOC_STD_AC97_FMTS,}, 1043 .capture = { 1044 .stream_name = "HiFi Capture", 1045 .channels_min = 1, 1046 .channels_max = 2, 1047 .rates = WM9713_RATES, 1048 .formats = SND_SOC_STD_AC97_FMTS,}, 1049 .ops = &wm9713_dai_ops_hifi, 1050 }, 1051 { 1052 .name = "AC97 Aux", 1053 .playback = { 1054 .stream_name = "Aux Playback", 1055 .channels_min = 1, 1056 .channels_max = 1, 1057 .rates = WM9713_RATES, 1058 .formats = SND_SOC_STD_AC97_FMTS,}, 1059 .ops = &wm9713_dai_ops_aux, 1060 }, 1061 { 1062 .name = "WM9713 Voice", 1063 .playback = { 1064 .stream_name = "Voice Playback", 1065 .channels_min = 1, 1066 .channels_max = 1, 1067 .rates = WM9713_PCM_RATES, 1068 .formats = WM9713_PCM_FORMATS,}, 1069 .capture = { 1070 .stream_name = "Voice Capture", 1071 .channels_min = 1, 1072 .channels_max = 2, 1073 .rates = WM9713_PCM_RATES, 1074 .formats = WM9713_PCM_FORMATS,}, 1075 .ops = &wm9713_dai_ops_voice, 1076 .symmetric_rates = 1, 1077 }, 1078 }; 1079 EXPORT_SYMBOL_GPL(wm9713_dai); 1080 1081 int wm9713_reset(struct snd_soc_codec *codec, int try_warm) 1082 { 1083 if (try_warm && soc_ac97_ops.warm_reset) { 1084 soc_ac97_ops.warm_reset(codec->ac97); 1085 if (ac97_read(codec, 0) == wm9713_reg[0]) 1086 return 1; 1087 } 1088 1089 soc_ac97_ops.reset(codec->ac97); 1090 if (soc_ac97_ops.warm_reset) 1091 soc_ac97_ops.warm_reset(codec->ac97); 1092 if (ac97_read(codec, 0) != wm9713_reg[0]) 1093 return -EIO; 1094 return 0; 1095 } 1096 EXPORT_SYMBOL_GPL(wm9713_reset); 1097 1098 static int wm9713_set_bias_level(struct snd_soc_codec *codec, 1099 enum snd_soc_bias_level level) 1100 { 1101 u16 reg; 1102 1103 switch (level) { 1104 case SND_SOC_BIAS_ON: 1105 /* enable thermal shutdown */ 1106 reg = ac97_read(codec, AC97_EXTENDED_MID) & 0x1bff; 1107 ac97_write(codec, AC97_EXTENDED_MID, reg); 1108 break; 1109 case SND_SOC_BIAS_PREPARE: 1110 break; 1111 case SND_SOC_BIAS_STANDBY: 1112 /* enable master bias and vmid */ 1113 reg = ac97_read(codec, AC97_EXTENDED_MID) & 0x3bff; 1114 ac97_write(codec, AC97_EXTENDED_MID, reg); 1115 ac97_write(codec, AC97_POWERDOWN, 0x0000); 1116 break; 1117 case SND_SOC_BIAS_OFF: 1118 /* disable everything including AC link */ 1119 ac97_write(codec, AC97_EXTENDED_MID, 0xffff); 1120 ac97_write(codec, AC97_EXTENDED_MSTATUS, 0xffff); 1121 ac97_write(codec, AC97_POWERDOWN, 0xffff); 1122 break; 1123 } 1124 codec->bias_level = level; 1125 return 0; 1126 } 1127 1128 static int wm9713_soc_suspend(struct platform_device *pdev, 1129 pm_message_t state) 1130 { 1131 struct snd_soc_device *socdev = platform_get_drvdata(pdev); 1132 struct snd_soc_codec *codec = socdev->card->codec; 1133 u16 reg; 1134 1135 /* Disable everything except touchpanel - that will be handled 1136 * by the touch driver and left disabled if touch is not in 1137 * use. */ 1138 reg = ac97_read(codec, AC97_EXTENDED_MID); 1139 ac97_write(codec, AC97_EXTENDED_MID, reg | 0x7fff); 1140 ac97_write(codec, AC97_EXTENDED_MSTATUS, 0xffff); 1141 ac97_write(codec, AC97_POWERDOWN, 0x6f00); 1142 ac97_write(codec, AC97_POWERDOWN, 0xffff); 1143 1144 return 0; 1145 } 1146 1147 static int wm9713_soc_resume(struct platform_device *pdev) 1148 { 1149 struct snd_soc_device *socdev = platform_get_drvdata(pdev); 1150 struct snd_soc_codec *codec = socdev->card->codec; 1151 struct wm9713_priv *wm9713 = codec->private_data; 1152 int i, ret; 1153 u16 *cache = codec->reg_cache; 1154 1155 ret = wm9713_reset(codec, 1); 1156 if (ret < 0) { 1157 printk(KERN_ERR "could not reset AC97 codec\n"); 1158 return ret; 1159 } 1160 1161 wm9713_set_bias_level(codec, SND_SOC_BIAS_STANDBY); 1162 1163 /* do we need to re-start the PLL ? */ 1164 if (wm9713->pll_in) 1165 wm9713_set_pll(codec, 0, wm9713->pll_in, 0); 1166 1167 /* only synchronise the codec if warm reset failed */ 1168 if (ret == 0) { 1169 for (i = 2; i < ARRAY_SIZE(wm9713_reg) << 1; i += 2) { 1170 if (i == AC97_POWERDOWN || i == AC97_EXTENDED_MID || 1171 i == AC97_EXTENDED_MSTATUS || i > 0x66) 1172 continue; 1173 soc_ac97_ops.write(codec->ac97, i, cache[i>>1]); 1174 } 1175 } 1176 1177 if (codec->suspend_bias_level == SND_SOC_BIAS_ON) 1178 wm9713_set_bias_level(codec, SND_SOC_BIAS_ON); 1179 1180 return ret; 1181 } 1182 1183 static int wm9713_soc_probe(struct platform_device *pdev) 1184 { 1185 struct snd_soc_device *socdev = platform_get_drvdata(pdev); 1186 struct snd_soc_codec *codec; 1187 int ret = 0, reg; 1188 1189 printk(KERN_INFO "WM9713/WM9714 SoC Audio Codec %s\n", WM9713_VERSION); 1190 1191 socdev->card->codec = kzalloc(sizeof(struct snd_soc_codec), 1192 GFP_KERNEL); 1193 if (socdev->card->codec == NULL) 1194 return -ENOMEM; 1195 codec = socdev->card->codec; 1196 mutex_init(&codec->mutex); 1197 1198 codec->reg_cache = kmemdup(wm9713_reg, sizeof(wm9713_reg), GFP_KERNEL); 1199 if (codec->reg_cache == NULL) { 1200 ret = -ENOMEM; 1201 goto cache_err; 1202 } 1203 codec->reg_cache_size = sizeof(wm9713_reg); 1204 codec->reg_cache_step = 2; 1205 1206 codec->private_data = kzalloc(sizeof(struct wm9713_priv), GFP_KERNEL); 1207 if (codec->private_data == NULL) { 1208 ret = -ENOMEM; 1209 goto priv_err; 1210 } 1211 1212 codec->name = "WM9713"; 1213 codec->owner = THIS_MODULE; 1214 codec->dai = wm9713_dai; 1215 codec->num_dai = ARRAY_SIZE(wm9713_dai); 1216 codec->write = ac97_write; 1217 codec->read = ac97_read; 1218 codec->set_bias_level = wm9713_set_bias_level; 1219 INIT_LIST_HEAD(&codec->dapm_widgets); 1220 INIT_LIST_HEAD(&codec->dapm_paths); 1221 1222 ret = snd_soc_new_ac97_codec(codec, &soc_ac97_ops, 0); 1223 if (ret < 0) 1224 goto codec_err; 1225 1226 /* register pcms */ 1227 ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1); 1228 if (ret < 0) 1229 goto pcm_err; 1230 1231 /* do a cold reset for the controller and then try 1232 * a warm reset followed by an optional cold reset for codec */ 1233 wm9713_reset(codec, 0); 1234 ret = wm9713_reset(codec, 1); 1235 if (ret < 0) { 1236 printk(KERN_ERR "Failed to reset WM9713: AC97 link error\n"); 1237 goto reset_err; 1238 } 1239 1240 wm9713_set_bias_level(codec, SND_SOC_BIAS_STANDBY); 1241 1242 /* unmute the adc - move to kcontrol */ 1243 reg = ac97_read(codec, AC97_CD) & 0x7fff; 1244 ac97_write(codec, AC97_CD, reg); 1245 1246 snd_soc_add_controls(codec, wm9713_snd_ac97_controls, 1247 ARRAY_SIZE(wm9713_snd_ac97_controls)); 1248 wm9713_add_widgets(codec); 1249 1250 return 0; 1251 1252 reset_err: 1253 snd_soc_free_pcms(socdev); 1254 pcm_err: 1255 snd_soc_free_ac97_codec(codec); 1256 1257 codec_err: 1258 kfree(codec->private_data); 1259 1260 priv_err: 1261 kfree(codec->reg_cache); 1262 1263 cache_err: 1264 kfree(socdev->card->codec); 1265 socdev->card->codec = NULL; 1266 return ret; 1267 } 1268 1269 static int wm9713_soc_remove(struct platform_device *pdev) 1270 { 1271 struct snd_soc_device *socdev = platform_get_drvdata(pdev); 1272 struct snd_soc_codec *codec = socdev->card->codec; 1273 1274 if (codec == NULL) 1275 return 0; 1276 1277 snd_soc_dapm_free(socdev); 1278 snd_soc_free_pcms(socdev); 1279 snd_soc_free_ac97_codec(codec); 1280 kfree(codec->private_data); 1281 kfree(codec->reg_cache); 1282 kfree(codec); 1283 return 0; 1284 } 1285 1286 struct snd_soc_codec_device soc_codec_dev_wm9713 = { 1287 .probe = wm9713_soc_probe, 1288 .remove = wm9713_soc_remove, 1289 .suspend = wm9713_soc_suspend, 1290 .resume = wm9713_soc_resume, 1291 }; 1292 EXPORT_SYMBOL_GPL(soc_codec_dev_wm9713); 1293 1294 MODULE_DESCRIPTION("ASoC WM9713/WM9714 driver"); 1295 MODULE_AUTHOR("Liam Girdwood"); 1296 MODULE_LICENSE("GPL"); 1297