1 /* 2 * wm9713.c -- ALSA Soc WM9713 codec support 3 * 4 * Copyright 2006 Wolfson Microelectronics PLC. 5 * Author: Liam Girdwood 6 * liam.girdwood@wolfsonmicro.com or linux@wolfsonmicro.com 7 * 8 * This program is free software; you can redistribute it and/or modify it 9 * under the terms of the GNU General Public License as published by the 10 * Free Software Foundation; either version 2 of the License, or (at your 11 * option) any later version. 12 * 13 * Features:- 14 * 15 * o Support for AC97 Codec, Voice DAC and Aux DAC 16 * o Support for DAPM 17 */ 18 19 #include <linux/init.h> 20 #include <linux/module.h> 21 #include <linux/device.h> 22 #include <sound/core.h> 23 #include <sound/pcm.h> 24 #include <sound/ac97_codec.h> 25 #include <sound/initval.h> 26 #include <sound/pcm_params.h> 27 #include <sound/soc.h> 28 #include <sound/soc-dapm.h> 29 30 #include "wm9713.h" 31 32 #define WM9713_VERSION "0.15" 33 34 struct wm9713_priv { 35 u32 pll_in; /* PLL input frequency */ 36 u32 pll_out; /* PLL output frequency */ 37 }; 38 39 static unsigned int ac97_read(struct snd_soc_codec *codec, 40 unsigned int reg); 41 static int ac97_write(struct snd_soc_codec *codec, 42 unsigned int reg, unsigned int val); 43 44 /* 45 * WM9713 register cache 46 * Reg 0x3c bit 15 is used by touch driver. 47 */ 48 static const u16 wm9713_reg[] = { 49 0x6174, 0x8080, 0x8080, 0x8080, 50 0xc880, 0xe808, 0xe808, 0x0808, 51 0x00da, 0x8000, 0xd600, 0xaaa0, 52 0xaaa0, 0xaaa0, 0x0000, 0x0000, 53 0x0f0f, 0x0040, 0x0000, 0x7f00, 54 0x0405, 0x0410, 0xbb80, 0xbb80, 55 0x0000, 0xbb80, 0x0000, 0x4523, 56 0x0000, 0x2000, 0x7eff, 0xffff, 57 0x0000, 0x0000, 0x0080, 0x0000, 58 0x0000, 0x0000, 0xfffe, 0xffff, 59 0x0000, 0x0000, 0x0000, 0xfffe, 60 0x4000, 0x0000, 0x0000, 0x0000, 61 0xb032, 0x3e00, 0x0000, 0x0000, 62 0x0000, 0x0000, 0x0000, 0x0000, 63 0x0000, 0x0000, 0x0000, 0x0006, 64 0x0001, 0x0000, 0x574d, 0x4c13, 65 0x0000, 0x0000, 0x0000 66 }; 67 68 /* virtual HP mixers regs */ 69 #define HPL_MIXER 0x80 70 #define HPR_MIXER 0x82 71 #define MICB_MUX 0x82 72 73 static const char *wm9713_mic_mixer[] = {"Stereo", "Mic 1", "Mic 2", "Mute"}; 74 static const char *wm9713_rec_mux[] = {"Stereo", "Left", "Right", "Mute"}; 75 static const char *wm9713_rec_src[] = 76 {"Mic 1", "Mic 2", "Line", "Mono In", "Headphone", "Speaker", 77 "Mono Out", "Zh"}; 78 static const char *wm9713_rec_gain[] = {"+1.5dB Steps", "+0.75dB Steps"}; 79 static const char *wm9713_alc_select[] = {"None", "Left", "Right", "Stereo"}; 80 static const char *wm9713_mono_pga[] = {"Vmid", "Zh", "Mono", "Inv", 81 "Mono Vmid", "Inv Vmid"}; 82 static const char *wm9713_spk_pga[] = 83 {"Vmid", "Zh", "Headphone", "Speaker", "Inv", "Headphone Vmid", 84 "Speaker Vmid", "Inv Vmid"}; 85 static const char *wm9713_hp_pga[] = {"Vmid", "Zh", "Headphone", 86 "Headphone Vmid"}; 87 static const char *wm9713_out3_pga[] = {"Vmid", "Zh", "Inv 1", "Inv 1 Vmid"}; 88 static const char *wm9713_out4_pga[] = {"Vmid", "Zh", "Inv 2", "Inv 2 Vmid"}; 89 static const char *wm9713_dac_inv[] = 90 {"Off", "Mono", "Speaker", "Left Headphone", "Right Headphone", 91 "Headphone Mono", "NC", "Vmid"}; 92 static const char *wm9713_bass[] = {"Linear Control", "Adaptive Boost"}; 93 static const char *wm9713_ng_type[] = {"Constant Gain", "Mute"}; 94 static const char *wm9713_mic_select[] = {"Mic 1", "Mic 2 A", "Mic 2 B"}; 95 static const char *wm9713_micb_select[] = {"MPB", "MPA"}; 96 97 static const struct soc_enum wm9713_enum[] = { 98 SOC_ENUM_SINGLE(AC97_LINE, 3, 4, wm9713_mic_mixer), /* record mic mixer 0 */ 99 SOC_ENUM_SINGLE(AC97_VIDEO, 14, 4, wm9713_rec_mux), /* record mux hp 1 */ 100 SOC_ENUM_SINGLE(AC97_VIDEO, 9, 4, wm9713_rec_mux), /* record mux mono 2 */ 101 SOC_ENUM_SINGLE(AC97_VIDEO, 3, 8, wm9713_rec_src), /* record mux left 3 */ 102 SOC_ENUM_SINGLE(AC97_VIDEO, 0, 8, wm9713_rec_src), /* record mux right 4*/ 103 SOC_ENUM_DOUBLE(AC97_CD, 14, 6, 2, wm9713_rec_gain), /* record step size 5 */ 104 SOC_ENUM_SINGLE(AC97_PCI_SVID, 14, 4, wm9713_alc_select), /* alc source select 6*/ 105 SOC_ENUM_SINGLE(AC97_REC_GAIN, 14, 4, wm9713_mono_pga), /* mono input select 7 */ 106 SOC_ENUM_SINGLE(AC97_REC_GAIN, 11, 8, wm9713_spk_pga), /* speaker left input select 8 */ 107 SOC_ENUM_SINGLE(AC97_REC_GAIN, 8, 8, wm9713_spk_pga), /* speaker right input select 9 */ 108 SOC_ENUM_SINGLE(AC97_REC_GAIN, 6, 3, wm9713_hp_pga), /* headphone left input 10 */ 109 SOC_ENUM_SINGLE(AC97_REC_GAIN, 4, 3, wm9713_hp_pga), /* headphone right input 11 */ 110 SOC_ENUM_SINGLE(AC97_REC_GAIN, 2, 4, wm9713_out3_pga), /* out 3 source 12 */ 111 SOC_ENUM_SINGLE(AC97_REC_GAIN, 0, 4, wm9713_out4_pga), /* out 4 source 13 */ 112 SOC_ENUM_SINGLE(AC97_REC_GAIN_MIC, 13, 8, wm9713_dac_inv), /* dac invert 1 14 */ 113 SOC_ENUM_SINGLE(AC97_REC_GAIN_MIC, 10, 8, wm9713_dac_inv), /* dac invert 2 15 */ 114 SOC_ENUM_SINGLE(AC97_GENERAL_PURPOSE, 15, 2, wm9713_bass), /* bass control 16 */ 115 SOC_ENUM_SINGLE(AC97_PCI_SVID, 5, 2, wm9713_ng_type), /* noise gate type 17 */ 116 SOC_ENUM_SINGLE(AC97_3D_CONTROL, 12, 3, wm9713_mic_select), /* mic selection 18 */ 117 SOC_ENUM_SINGLE(MICB_MUX, 0, 2, wm9713_micb_select), /* mic selection 19 */ 118 }; 119 120 static const struct snd_kcontrol_new wm9713_snd_ac97_controls[] = { 121 SOC_DOUBLE("Speaker Playback Volume", AC97_MASTER, 8, 0, 31, 1), 122 SOC_DOUBLE("Speaker Playback Switch", AC97_MASTER, 15, 7, 1, 1), 123 SOC_DOUBLE("Headphone Playback Volume", AC97_HEADPHONE, 8, 0, 31, 1), 124 SOC_DOUBLE("Headphone Playback Switch", AC97_HEADPHONE, 15, 7, 1, 1), 125 SOC_DOUBLE("Line In Volume", AC97_PC_BEEP, 8, 0, 31, 1), 126 SOC_DOUBLE("PCM Playback Volume", AC97_PHONE, 8, 0, 31, 1), 127 SOC_SINGLE("Mic 1 Volume", AC97_MIC, 8, 31, 1), 128 SOC_SINGLE("Mic 2 Volume", AC97_MIC, 0, 31, 1), 129 130 SOC_SINGLE("Mic Boost (+20dB) Switch", AC97_LINE, 5, 1, 0), 131 SOC_SINGLE("Mic Headphone Mixer Volume", AC97_LINE, 0, 7, 1), 132 133 SOC_SINGLE("Capture Switch", AC97_CD, 15, 1, 1), 134 SOC_ENUM("Capture Volume Steps", wm9713_enum[5]), 135 SOC_DOUBLE("Capture Volume", AC97_CD, 8, 0, 31, 0), 136 SOC_SINGLE("Capture ZC Switch", AC97_CD, 7, 1, 0), 137 138 SOC_SINGLE("Capture to Headphone Volume", AC97_VIDEO, 11, 7, 1), 139 SOC_SINGLE("Capture to Mono Boost (+20dB) Switch", AC97_VIDEO, 8, 1, 0), 140 SOC_SINGLE("Capture ADC Boost (+20dB) Switch", AC97_VIDEO, 6, 1, 0), 141 142 SOC_SINGLE("ALC Target Volume", AC97_CODEC_CLASS_REV, 12, 15, 0), 143 SOC_SINGLE("ALC Hold Time", AC97_CODEC_CLASS_REV, 8, 15, 0), 144 SOC_SINGLE("ALC Decay Time ", AC97_CODEC_CLASS_REV, 4, 15, 0), 145 SOC_SINGLE("ALC Attack Time", AC97_CODEC_CLASS_REV, 0, 15, 0), 146 SOC_ENUM("ALC Function", wm9713_enum[6]), 147 SOC_SINGLE("ALC Max Volume", AC97_PCI_SVID, 11, 7, 0), 148 SOC_SINGLE("ALC ZC Timeout", AC97_PCI_SVID, 9, 3, 0), 149 SOC_SINGLE("ALC ZC Switch", AC97_PCI_SVID, 8, 1, 0), 150 SOC_SINGLE("ALC NG Switch", AC97_PCI_SVID, 7, 1, 0), 151 SOC_ENUM("ALC NG Type", wm9713_enum[17]), 152 SOC_SINGLE("ALC NG Threshold", AC97_PCI_SVID, 0, 31, 0), 153 154 SOC_DOUBLE("Speaker Playback ZC Switch", AC97_MASTER, 14, 6, 1, 0), 155 SOC_DOUBLE("Headphone Playback ZC Switch", AC97_HEADPHONE, 14, 6, 1, 0), 156 157 SOC_SINGLE("Out4 Playback Switch", AC97_MASTER_MONO, 15, 1, 1), 158 SOC_SINGLE("Out4 Playback ZC Switch", AC97_MASTER_MONO, 14, 1, 0), 159 SOC_SINGLE("Out4 Playback Volume", AC97_MASTER_MONO, 8, 63, 1), 160 161 SOC_SINGLE("Out3 Playback Switch", AC97_MASTER_MONO, 7, 1, 1), 162 SOC_SINGLE("Out3 Playback ZC Switch", AC97_MASTER_MONO, 6, 1, 0), 163 SOC_SINGLE("Out3 Playback Volume", AC97_MASTER_MONO, 0, 63, 1), 164 165 SOC_SINGLE("Mono Capture Volume", AC97_MASTER_TONE, 8, 31, 1), 166 SOC_SINGLE("Mono Playback Switch", AC97_MASTER_TONE, 7, 1, 1), 167 SOC_SINGLE("Mono Playback ZC Switch", AC97_MASTER_TONE, 6, 1, 0), 168 SOC_SINGLE("Mono Playback Volume", AC97_MASTER_TONE, 0, 31, 1), 169 170 SOC_SINGLE("PC Beep Playback Headphone Volume", AC97_AUX, 12, 7, 1), 171 SOC_SINGLE("PC Beep Playback Speaker Volume", AC97_AUX, 8, 7, 1), 172 SOC_SINGLE("PC Beep Playback Mono Volume", AC97_AUX, 4, 7, 1), 173 174 SOC_SINGLE("Voice Playback Headphone Volume", AC97_PCM, 12, 7, 1), 175 SOC_SINGLE("Voice Playback Master Volume", AC97_PCM, 8, 7, 1), 176 SOC_SINGLE("Voice Playback Mono Volume", AC97_PCM, 4, 7, 1), 177 178 SOC_SINGLE("Aux Playback Headphone Volume", AC97_REC_SEL, 12, 7, 1), 179 SOC_SINGLE("Aux Playback Master Volume", AC97_REC_SEL, 8, 7, 1), 180 SOC_SINGLE("Aux Playback Mono Volume", AC97_REC_SEL, 4, 7, 1), 181 182 SOC_ENUM("Bass Control", wm9713_enum[16]), 183 SOC_SINGLE("Bass Cut-off Switch", AC97_GENERAL_PURPOSE, 12, 1, 1), 184 SOC_SINGLE("Tone Cut-off Switch", AC97_GENERAL_PURPOSE, 4, 1, 1), 185 SOC_SINGLE("Playback Attenuate (-6dB) Switch", AC97_GENERAL_PURPOSE, 6, 1, 0), 186 SOC_SINGLE("Bass Volume", AC97_GENERAL_PURPOSE, 8, 15, 1), 187 SOC_SINGLE("Tone Volume", AC97_GENERAL_PURPOSE, 0, 15, 1), 188 189 SOC_SINGLE("3D Upper Cut-off Switch", AC97_REC_GAIN_MIC, 5, 1, 0), 190 SOC_SINGLE("3D Lower Cut-off Switch", AC97_REC_GAIN_MIC, 4, 1, 0), 191 SOC_SINGLE("3D Depth", AC97_REC_GAIN_MIC, 0, 15, 1), 192 }; 193 194 /* add non dapm controls */ 195 static int wm9713_add_controls(struct snd_soc_codec *codec) 196 { 197 int err, i; 198 199 for (i = 0; i < ARRAY_SIZE(wm9713_snd_ac97_controls); i++) { 200 err = snd_ctl_add(codec->card, 201 snd_soc_cnew(&wm9713_snd_ac97_controls[i], 202 codec, NULL)); 203 if (err < 0) 204 return err; 205 } 206 return 0; 207 } 208 209 /* We have to create a fake left and right HP mixers because 210 * the codec only has a single control that is shared by both channels. 211 * This makes it impossible to determine the audio path using the current 212 * register map, thus we add a new (virtual) register to help determine the 213 * audio route within the device. 214 */ 215 static int mixer_event(struct snd_soc_dapm_widget *w, 216 struct snd_kcontrol *kcontrol, int event) 217 { 218 u16 l, r, beep, tone, phone, rec, pcm, aux; 219 220 l = ac97_read(w->codec, HPL_MIXER); 221 r = ac97_read(w->codec, HPR_MIXER); 222 beep = ac97_read(w->codec, AC97_PC_BEEP); 223 tone = ac97_read(w->codec, AC97_MASTER_TONE); 224 phone = ac97_read(w->codec, AC97_PHONE); 225 rec = ac97_read(w->codec, AC97_REC_SEL); 226 pcm = ac97_read(w->codec, AC97_PCM); 227 aux = ac97_read(w->codec, AC97_AUX); 228 229 if (event & SND_SOC_DAPM_PRE_REG) 230 return 0; 231 if ((l & 0x1) || (r & 0x1)) 232 ac97_write(w->codec, AC97_PC_BEEP, beep & 0x7fff); 233 else 234 ac97_write(w->codec, AC97_PC_BEEP, beep | 0x8000); 235 236 if ((l & 0x2) || (r & 0x2)) 237 ac97_write(w->codec, AC97_MASTER_TONE, tone & 0x7fff); 238 else 239 ac97_write(w->codec, AC97_MASTER_TONE, tone | 0x8000); 240 241 if ((l & 0x4) || (r & 0x4)) 242 ac97_write(w->codec, AC97_PHONE, phone & 0x7fff); 243 else 244 ac97_write(w->codec, AC97_PHONE, phone | 0x8000); 245 246 if ((l & 0x8) || (r & 0x8)) 247 ac97_write(w->codec, AC97_REC_SEL, rec & 0x7fff); 248 else 249 ac97_write(w->codec, AC97_REC_SEL, rec | 0x8000); 250 251 if ((l & 0x10) || (r & 0x10)) 252 ac97_write(w->codec, AC97_PCM, pcm & 0x7fff); 253 else 254 ac97_write(w->codec, AC97_PCM, pcm | 0x8000); 255 256 if ((l & 0x20) || (r & 0x20)) 257 ac97_write(w->codec, AC97_AUX, aux & 0x7fff); 258 else 259 ac97_write(w->codec, AC97_AUX, aux | 0x8000); 260 261 return 0; 262 } 263 264 /* Left Headphone Mixers */ 265 static const struct snd_kcontrol_new wm9713_hpl_mixer_controls[] = { 266 SOC_DAPM_SINGLE("PC Beep Playback Switch", HPL_MIXER, 5, 1, 0), 267 SOC_DAPM_SINGLE("Voice Playback Switch", HPL_MIXER, 4, 1, 0), 268 SOC_DAPM_SINGLE("Aux Playback Switch", HPL_MIXER, 3, 1, 0), 269 SOC_DAPM_SINGLE("PCM Playback Switch", HPL_MIXER, 2, 1, 0), 270 SOC_DAPM_SINGLE("MonoIn Playback Switch", HPL_MIXER, 1, 1, 0), 271 SOC_DAPM_SINGLE("Bypass Playback Switch", HPL_MIXER, 0, 1, 0), 272 }; 273 274 /* Right Headphone Mixers */ 275 static const struct snd_kcontrol_new wm9713_hpr_mixer_controls[] = { 276 SOC_DAPM_SINGLE("PC Beep Playback Switch", HPR_MIXER, 5, 1, 0), 277 SOC_DAPM_SINGLE("Voice Playback Switch", HPR_MIXER, 4, 1, 0), 278 SOC_DAPM_SINGLE("Aux Playback Switch", HPR_MIXER, 3, 1, 0), 279 SOC_DAPM_SINGLE("PCM Playback Switch", HPR_MIXER, 2, 1, 0), 280 SOC_DAPM_SINGLE("MonoIn Playback Switch", HPR_MIXER, 1, 1, 0), 281 SOC_DAPM_SINGLE("Bypass Playback Switch", HPR_MIXER, 0, 1, 0), 282 }; 283 284 /* headphone capture mux */ 285 static const struct snd_kcontrol_new wm9713_hp_rec_mux_controls = 286 SOC_DAPM_ENUM("Route", wm9713_enum[1]); 287 288 /* headphone mic mux */ 289 static const struct snd_kcontrol_new wm9713_hp_mic_mux_controls = 290 SOC_DAPM_ENUM("Route", wm9713_enum[0]); 291 292 /* Speaker Mixer */ 293 static const struct snd_kcontrol_new wm9713_speaker_mixer_controls[] = { 294 SOC_DAPM_SINGLE("PC Beep Playback Switch", AC97_AUX, 11, 1, 1), 295 SOC_DAPM_SINGLE("Voice Playback Switch", AC97_PCM, 11, 1, 1), 296 SOC_DAPM_SINGLE("Aux Playback Switch", AC97_REC_SEL, 11, 1, 1), 297 SOC_DAPM_SINGLE("PCM Playback Switch", AC97_PHONE, 14, 1, 1), 298 SOC_DAPM_SINGLE("MonoIn Playback Switch", AC97_MASTER_TONE, 14, 1, 1), 299 SOC_DAPM_SINGLE("Bypass Playback Switch", AC97_PC_BEEP, 14, 1, 1), 300 }; 301 302 /* Mono Mixer */ 303 static const struct snd_kcontrol_new wm9713_mono_mixer_controls[] = { 304 SOC_DAPM_SINGLE("PC Beep Playback Switch", AC97_AUX, 7, 1, 1), 305 SOC_DAPM_SINGLE("Voice Playback Switch", AC97_PCM, 7, 1, 1), 306 SOC_DAPM_SINGLE("Aux Playback Switch", AC97_REC_SEL, 7, 1, 1), 307 SOC_DAPM_SINGLE("PCM Playback Switch", AC97_PHONE, 13, 1, 1), 308 SOC_DAPM_SINGLE("MonoIn Playback Switch", AC97_MASTER_TONE, 13, 1, 1), 309 SOC_DAPM_SINGLE("Bypass Playback Switch", AC97_PC_BEEP, 13, 1, 1), 310 SOC_DAPM_SINGLE("Mic 1 Sidetone Switch", AC97_LINE, 7, 1, 1), 311 SOC_DAPM_SINGLE("Mic 2 Sidetone Switch", AC97_LINE, 6, 1, 1), 312 }; 313 314 /* mono mic mux */ 315 static const struct snd_kcontrol_new wm9713_mono_mic_mux_controls = 316 SOC_DAPM_ENUM("Route", wm9713_enum[2]); 317 318 /* mono output mux */ 319 static const struct snd_kcontrol_new wm9713_mono_mux_controls = 320 SOC_DAPM_ENUM("Route", wm9713_enum[7]); 321 322 /* speaker left output mux */ 323 static const struct snd_kcontrol_new wm9713_hp_spkl_mux_controls = 324 SOC_DAPM_ENUM("Route", wm9713_enum[8]); 325 326 /* speaker right output mux */ 327 static const struct snd_kcontrol_new wm9713_hp_spkr_mux_controls = 328 SOC_DAPM_ENUM("Route", wm9713_enum[9]); 329 330 /* headphone left output mux */ 331 static const struct snd_kcontrol_new wm9713_hpl_out_mux_controls = 332 SOC_DAPM_ENUM("Route", wm9713_enum[10]); 333 334 /* headphone right output mux */ 335 static const struct snd_kcontrol_new wm9713_hpr_out_mux_controls = 336 SOC_DAPM_ENUM("Route", wm9713_enum[11]); 337 338 /* Out3 mux */ 339 static const struct snd_kcontrol_new wm9713_out3_mux_controls = 340 SOC_DAPM_ENUM("Route", wm9713_enum[12]); 341 342 /* Out4 mux */ 343 static const struct snd_kcontrol_new wm9713_out4_mux_controls = 344 SOC_DAPM_ENUM("Route", wm9713_enum[13]); 345 346 /* DAC inv mux 1 */ 347 static const struct snd_kcontrol_new wm9713_dac_inv1_mux_controls = 348 SOC_DAPM_ENUM("Route", wm9713_enum[14]); 349 350 /* DAC inv mux 2 */ 351 static const struct snd_kcontrol_new wm9713_dac_inv2_mux_controls = 352 SOC_DAPM_ENUM("Route", wm9713_enum[15]); 353 354 /* Capture source left */ 355 static const struct snd_kcontrol_new wm9713_rec_srcl_mux_controls = 356 SOC_DAPM_ENUM("Route", wm9713_enum[3]); 357 358 /* Capture source right */ 359 static const struct snd_kcontrol_new wm9713_rec_srcr_mux_controls = 360 SOC_DAPM_ENUM("Route", wm9713_enum[4]); 361 362 /* mic source */ 363 static const struct snd_kcontrol_new wm9713_mic_sel_mux_controls = 364 SOC_DAPM_ENUM("Route", wm9713_enum[18]); 365 366 /* mic source B virtual control */ 367 static const struct snd_kcontrol_new wm9713_micb_sel_mux_controls = 368 SOC_DAPM_ENUM("Route", wm9713_enum[19]); 369 370 static const struct snd_soc_dapm_widget wm9713_dapm_widgets[] = { 371 SND_SOC_DAPM_MUX("Capture Headphone Mux", SND_SOC_NOPM, 0, 0, 372 &wm9713_hp_rec_mux_controls), 373 SND_SOC_DAPM_MUX("Sidetone Mux", SND_SOC_NOPM, 0, 0, 374 &wm9713_hp_mic_mux_controls), 375 SND_SOC_DAPM_MUX("Capture Mono Mux", SND_SOC_NOPM, 0, 0, 376 &wm9713_mono_mic_mux_controls), 377 SND_SOC_DAPM_MUX("Mono Out Mux", SND_SOC_NOPM, 0, 0, 378 &wm9713_mono_mux_controls), 379 SND_SOC_DAPM_MUX("Left Speaker Out Mux", SND_SOC_NOPM, 0, 0, 380 &wm9713_hp_spkl_mux_controls), 381 SND_SOC_DAPM_MUX("Right Speaker Out Mux", SND_SOC_NOPM, 0, 0, 382 &wm9713_hp_spkr_mux_controls), 383 SND_SOC_DAPM_MUX("Left Headphone Out Mux", SND_SOC_NOPM, 0, 0, 384 &wm9713_hpl_out_mux_controls), 385 SND_SOC_DAPM_MUX("Right Headphone Out Mux", SND_SOC_NOPM, 0, 0, 386 &wm9713_hpr_out_mux_controls), 387 SND_SOC_DAPM_MUX("Out 3 Mux", SND_SOC_NOPM, 0, 0, 388 &wm9713_out3_mux_controls), 389 SND_SOC_DAPM_MUX("Out 4 Mux", SND_SOC_NOPM, 0, 0, 390 &wm9713_out4_mux_controls), 391 SND_SOC_DAPM_MUX("DAC Inv Mux 1", SND_SOC_NOPM, 0, 0, 392 &wm9713_dac_inv1_mux_controls), 393 SND_SOC_DAPM_MUX("DAC Inv Mux 2", SND_SOC_NOPM, 0, 0, 394 &wm9713_dac_inv2_mux_controls), 395 SND_SOC_DAPM_MUX("Left Capture Source", SND_SOC_NOPM, 0, 0, 396 &wm9713_rec_srcl_mux_controls), 397 SND_SOC_DAPM_MUX("Right Capture Source", SND_SOC_NOPM, 0, 0, 398 &wm9713_rec_srcr_mux_controls), 399 SND_SOC_DAPM_MUX("Mic A Source", SND_SOC_NOPM, 0, 0, 400 &wm9713_mic_sel_mux_controls), 401 SND_SOC_DAPM_MUX("Mic B Source", SND_SOC_NOPM, 0, 0, 402 &wm9713_micb_sel_mux_controls), 403 SND_SOC_DAPM_MIXER_E("Left HP Mixer", AC97_EXTENDED_MID, 3, 1, 404 &wm9713_hpl_mixer_controls[0], ARRAY_SIZE(wm9713_hpl_mixer_controls), 405 mixer_event, SND_SOC_DAPM_POST_REG), 406 SND_SOC_DAPM_MIXER_E("Right HP Mixer", AC97_EXTENDED_MID, 2, 1, 407 &wm9713_hpr_mixer_controls[0], ARRAY_SIZE(wm9713_hpr_mixer_controls), 408 mixer_event, SND_SOC_DAPM_POST_REG), 409 SND_SOC_DAPM_MIXER("Mono Mixer", AC97_EXTENDED_MID, 0, 1, 410 &wm9713_mono_mixer_controls[0], ARRAY_SIZE(wm9713_mono_mixer_controls)), 411 SND_SOC_DAPM_MIXER("Speaker Mixer", AC97_EXTENDED_MID, 1, 1, 412 &wm9713_speaker_mixer_controls[0], 413 ARRAY_SIZE(wm9713_speaker_mixer_controls)), 414 SND_SOC_DAPM_DAC("Left DAC", "Left HiFi Playback", AC97_EXTENDED_MID, 7, 1), 415 SND_SOC_DAPM_DAC("Right DAC", "Right HiFi Playback", AC97_EXTENDED_MID, 6, 1), 416 SND_SOC_DAPM_MIXER("AC97 Mixer", SND_SOC_NOPM, 0, 0, NULL, 0), 417 SND_SOC_DAPM_MIXER("HP Mixer", SND_SOC_NOPM, 0, 0, NULL, 0), 418 SND_SOC_DAPM_MIXER("Line Mixer", SND_SOC_NOPM, 0, 0, NULL, 0), 419 SND_SOC_DAPM_MIXER("Capture Mixer", SND_SOC_NOPM, 0, 0, NULL, 0), 420 SND_SOC_DAPM_DAC("Voice DAC", "Voice Playback", AC97_EXTENDED_MID, 12, 1), 421 SND_SOC_DAPM_DAC("Aux DAC", "Aux Playback", AC97_EXTENDED_MID, 11, 1), 422 SND_SOC_DAPM_ADC("Left ADC", "Left HiFi Capture", AC97_EXTENDED_MID, 5, 1), 423 SND_SOC_DAPM_ADC("Right ADC", "Right HiFi Capture", AC97_EXTENDED_MID, 4, 1), 424 SND_SOC_DAPM_PGA("Left Headphone", AC97_EXTENDED_MSTATUS, 10, 1, NULL, 0), 425 SND_SOC_DAPM_PGA("Right Headphone", AC97_EXTENDED_MSTATUS, 9, 1, NULL, 0), 426 SND_SOC_DAPM_PGA("Left Speaker", AC97_EXTENDED_MSTATUS, 8, 1, NULL, 0), 427 SND_SOC_DAPM_PGA("Right Speaker", AC97_EXTENDED_MSTATUS, 7, 1, NULL, 0), 428 SND_SOC_DAPM_PGA("Out 3", AC97_EXTENDED_MSTATUS, 11, 1, NULL, 0), 429 SND_SOC_DAPM_PGA("Out 4", AC97_EXTENDED_MSTATUS, 12, 1, NULL, 0), 430 SND_SOC_DAPM_PGA("Mono Out", AC97_EXTENDED_MSTATUS, 13, 1, NULL, 0), 431 SND_SOC_DAPM_PGA("Left Line In", AC97_EXTENDED_MSTATUS, 6, 1, NULL, 0), 432 SND_SOC_DAPM_PGA("Right Line In", AC97_EXTENDED_MSTATUS, 5, 1, NULL, 0), 433 SND_SOC_DAPM_PGA("Mono In", AC97_EXTENDED_MSTATUS, 4, 1, NULL, 0), 434 SND_SOC_DAPM_PGA("Mic A PGA", AC97_EXTENDED_MSTATUS, 3, 1, NULL, 0), 435 SND_SOC_DAPM_PGA("Mic B PGA", AC97_EXTENDED_MSTATUS, 2, 1, NULL, 0), 436 SND_SOC_DAPM_PGA("Mic A Pre Amp", AC97_EXTENDED_MSTATUS, 1, 1, NULL, 0), 437 SND_SOC_DAPM_PGA("Mic B Pre Amp", AC97_EXTENDED_MSTATUS, 0, 1, NULL, 0), 438 SND_SOC_DAPM_MICBIAS("Mic Bias", AC97_EXTENDED_MSTATUS, 14, 1), 439 SND_SOC_DAPM_OUTPUT("MONO"), 440 SND_SOC_DAPM_OUTPUT("HPL"), 441 SND_SOC_DAPM_OUTPUT("HPR"), 442 SND_SOC_DAPM_OUTPUT("SPKL"), 443 SND_SOC_DAPM_OUTPUT("SPKR"), 444 SND_SOC_DAPM_OUTPUT("OUT3"), 445 SND_SOC_DAPM_OUTPUT("OUT4"), 446 SND_SOC_DAPM_INPUT("LINEL"), 447 SND_SOC_DAPM_INPUT("LINER"), 448 SND_SOC_DAPM_INPUT("MONOIN"), 449 SND_SOC_DAPM_INPUT("PCBEEP"), 450 SND_SOC_DAPM_INPUT("MIC1"), 451 SND_SOC_DAPM_INPUT("MIC2A"), 452 SND_SOC_DAPM_INPUT("MIC2B"), 453 SND_SOC_DAPM_VMID("VMID"), 454 }; 455 456 static const struct snd_soc_dapm_route audio_map[] = { 457 /* left HP mixer */ 458 {"Left HP Mixer", "PC Beep Playback Switch", "PCBEEP"}, 459 {"Left HP Mixer", "Voice Playback Switch", "Voice DAC"}, 460 {"Left HP Mixer", "Aux Playback Switch", "Aux DAC"}, 461 {"Left HP Mixer", "Bypass Playback Switch", "Left Line In"}, 462 {"Left HP Mixer", "PCM Playback Switch", "Left DAC"}, 463 {"Left HP Mixer", "MonoIn Playback Switch", "Mono In"}, 464 {"Left HP Mixer", NULL, "Capture Headphone Mux"}, 465 466 /* right HP mixer */ 467 {"Right HP Mixer", "PC Beep Playback Switch", "PCBEEP"}, 468 {"Right HP Mixer", "Voice Playback Switch", "Voice DAC"}, 469 {"Right HP Mixer", "Aux Playback Switch", "Aux DAC"}, 470 {"Right HP Mixer", "Bypass Playback Switch", "Right Line In"}, 471 {"Right HP Mixer", "PCM Playback Switch", "Right DAC"}, 472 {"Right HP Mixer", "MonoIn Playback Switch", "Mono In"}, 473 {"Right HP Mixer", NULL, "Capture Headphone Mux"}, 474 475 /* virtual mixer - mixes left & right channels for spk and mono */ 476 {"AC97 Mixer", NULL, "Left DAC"}, 477 {"AC97 Mixer", NULL, "Right DAC"}, 478 {"Line Mixer", NULL, "Right Line In"}, 479 {"Line Mixer", NULL, "Left Line In"}, 480 {"HP Mixer", NULL, "Left HP Mixer"}, 481 {"HP Mixer", NULL, "Right HP Mixer"}, 482 {"Capture Mixer", NULL, "Left Capture Source"}, 483 {"Capture Mixer", NULL, "Right Capture Source"}, 484 485 /* speaker mixer */ 486 {"Speaker Mixer", "PC Beep Playback Switch", "PCBEEP"}, 487 {"Speaker Mixer", "Voice Playback Switch", "Voice DAC"}, 488 {"Speaker Mixer", "Aux Playback Switch", "Aux DAC"}, 489 {"Speaker Mixer", "Bypass Playback Switch", "Line Mixer"}, 490 {"Speaker Mixer", "PCM Playback Switch", "AC97 Mixer"}, 491 {"Speaker Mixer", "MonoIn Playback Switch", "Mono In"}, 492 493 /* mono mixer */ 494 {"Mono Mixer", "PC Beep Playback Switch", "PCBEEP"}, 495 {"Mono Mixer", "Voice Playback Switch", "Voice DAC"}, 496 {"Mono Mixer", "Aux Playback Switch", "Aux DAC"}, 497 {"Mono Mixer", "Bypass Playback Switch", "Line Mixer"}, 498 {"Mono Mixer", "PCM Playback Switch", "AC97 Mixer"}, 499 {"Mono Mixer", "Mic 1 Sidetone Switch", "Mic A PGA"}, 500 {"Mono Mixer", "Mic 2 Sidetone Switch", "Mic B PGA"}, 501 {"Mono Mixer", NULL, "Capture Mono Mux"}, 502 503 /* DAC inv mux 1 */ 504 {"DAC Inv Mux 1", "Mono", "Mono Mixer"}, 505 {"DAC Inv Mux 1", "Speaker", "Speaker Mixer"}, 506 {"DAC Inv Mux 1", "Left Headphone", "Left HP Mixer"}, 507 {"DAC Inv Mux 1", "Right Headphone", "Right HP Mixer"}, 508 {"DAC Inv Mux 1", "Headphone Mono", "HP Mixer"}, 509 510 /* DAC inv mux 2 */ 511 {"DAC Inv Mux 2", "Mono", "Mono Mixer"}, 512 {"DAC Inv Mux 2", "Speaker", "Speaker Mixer"}, 513 {"DAC Inv Mux 2", "Left Headphone", "Left HP Mixer"}, 514 {"DAC Inv Mux 2", "Right Headphone", "Right HP Mixer"}, 515 {"DAC Inv Mux 2", "Headphone Mono", "HP Mixer"}, 516 517 /* headphone left mux */ 518 {"Left Headphone Out Mux", "Headphone", "Left HP Mixer"}, 519 520 /* headphone right mux */ 521 {"Right Headphone Out Mux", "Headphone", "Right HP Mixer"}, 522 523 /* speaker left mux */ 524 {"Left Speaker Out Mux", "Headphone", "Left HP Mixer"}, 525 {"Left Speaker Out Mux", "Speaker", "Speaker Mixer"}, 526 {"Left Speaker Out Mux", "Inv", "DAC Inv Mux 1"}, 527 528 /* speaker right mux */ 529 {"Right Speaker Out Mux", "Headphone", "Right HP Mixer"}, 530 {"Right Speaker Out Mux", "Speaker", "Speaker Mixer"}, 531 {"Right Speaker Out Mux", "Inv", "DAC Inv Mux 2"}, 532 533 /* mono mux */ 534 {"Mono Out Mux", "Mono", "Mono Mixer"}, 535 {"Mono Out Mux", "Inv", "DAC Inv Mux 1"}, 536 537 /* out 3 mux */ 538 {"Out 3 Mux", "Inv 1", "DAC Inv Mux 1"}, 539 540 /* out 4 mux */ 541 {"Out 4 Mux", "Inv 2", "DAC Inv Mux 2"}, 542 543 /* output pga */ 544 {"HPL", NULL, "Left Headphone"}, 545 {"Left Headphone", NULL, "Left Headphone Out Mux"}, 546 {"HPR", NULL, "Right Headphone"}, 547 {"Right Headphone", NULL, "Right Headphone Out Mux"}, 548 {"OUT3", NULL, "Out 3"}, 549 {"Out 3", NULL, "Out 3 Mux"}, 550 {"OUT4", NULL, "Out 4"}, 551 {"Out 4", NULL, "Out 4 Mux"}, 552 {"SPKL", NULL, "Left Speaker"}, 553 {"Left Speaker", NULL, "Left Speaker Out Mux"}, 554 {"SPKR", NULL, "Right Speaker"}, 555 {"Right Speaker", NULL, "Right Speaker Out Mux"}, 556 {"MONO", NULL, "Mono Out"}, 557 {"Mono Out", NULL, "Mono Out Mux"}, 558 559 /* input pga */ 560 {"Left Line In", NULL, "LINEL"}, 561 {"Right Line In", NULL, "LINER"}, 562 {"Mono In", NULL, "MONOIN"}, 563 {"Mic A PGA", NULL, "Mic A Pre Amp"}, 564 {"Mic B PGA", NULL, "Mic B Pre Amp"}, 565 566 /* left capture select */ 567 {"Left Capture Source", "Mic 1", "Mic A Pre Amp"}, 568 {"Left Capture Source", "Mic 2", "Mic B Pre Amp"}, 569 {"Left Capture Source", "Line", "LINEL"}, 570 {"Left Capture Source", "Mono In", "MONOIN"}, 571 {"Left Capture Source", "Headphone", "Left HP Mixer"}, 572 {"Left Capture Source", "Speaker", "Speaker Mixer"}, 573 {"Left Capture Source", "Mono Out", "Mono Mixer"}, 574 575 /* right capture select */ 576 {"Right Capture Source", "Mic 1", "Mic A Pre Amp"}, 577 {"Right Capture Source", "Mic 2", "Mic B Pre Amp"}, 578 {"Right Capture Source", "Line", "LINER"}, 579 {"Right Capture Source", "Mono In", "MONOIN"}, 580 {"Right Capture Source", "Headphone", "Right HP Mixer"}, 581 {"Right Capture Source", "Speaker", "Speaker Mixer"}, 582 {"Right Capture Source", "Mono Out", "Mono Mixer"}, 583 584 /* left ADC */ 585 {"Left ADC", NULL, "Left Capture Source"}, 586 587 /* right ADC */ 588 {"Right ADC", NULL, "Right Capture Source"}, 589 590 /* mic */ 591 {"Mic A Pre Amp", NULL, "Mic A Source"}, 592 {"Mic A Source", "Mic 1", "MIC1"}, 593 {"Mic A Source", "Mic 2 A", "MIC2A"}, 594 {"Mic A Source", "Mic 2 B", "Mic B Source"}, 595 {"Mic B Pre Amp", "MPB", "Mic B Source"}, 596 {"Mic B Source", NULL, "MIC2B"}, 597 598 /* headphone capture */ 599 {"Capture Headphone Mux", "Stereo", "Capture Mixer"}, 600 {"Capture Headphone Mux", "Left", "Left Capture Source"}, 601 {"Capture Headphone Mux", "Right", "Right Capture Source"}, 602 603 /* mono capture */ 604 {"Capture Mono Mux", "Stereo", "Capture Mixer"}, 605 {"Capture Mono Mux", "Left", "Left Capture Source"}, 606 {"Capture Mono Mux", "Right", "Right Capture Source"}, 607 }; 608 609 static int wm9713_add_widgets(struct snd_soc_codec *codec) 610 { 611 snd_soc_dapm_new_controls(codec, wm9713_dapm_widgets, 612 ARRAY_SIZE(wm9713_dapm_widgets)); 613 614 snd_soc_dapm_add_routes(codec, audio_map, ARRAY_SIZE(audio_map)); 615 616 snd_soc_dapm_new_widgets(codec); 617 return 0; 618 } 619 620 static unsigned int ac97_read(struct snd_soc_codec *codec, 621 unsigned int reg) 622 { 623 u16 *cache = codec->reg_cache; 624 625 if (reg == AC97_RESET || reg == AC97_GPIO_STATUS || 626 reg == AC97_VENDOR_ID1 || reg == AC97_VENDOR_ID2 || 627 reg == AC97_CD) 628 return soc_ac97_ops.read(codec->ac97, reg); 629 else { 630 reg = reg >> 1; 631 632 if (reg > (ARRAY_SIZE(wm9713_reg))) 633 return -EIO; 634 635 return cache[reg]; 636 } 637 } 638 639 static int ac97_write(struct snd_soc_codec *codec, unsigned int reg, 640 unsigned int val) 641 { 642 u16 *cache = codec->reg_cache; 643 if (reg < 0x7c) 644 soc_ac97_ops.write(codec->ac97, reg, val); 645 reg = reg >> 1; 646 if (reg <= (ARRAY_SIZE(wm9713_reg))) 647 cache[reg] = val; 648 649 return 0; 650 } 651 652 /* PLL divisors */ 653 struct _pll_div { 654 u32 divsel:1; 655 u32 divctl:1; 656 u32 lf:1; 657 u32 n:4; 658 u32 k:24; 659 }; 660 661 /* The size in bits of the PLL divide multiplied by 10 662 * to allow rounding later */ 663 #define FIXED_PLL_SIZE ((1 << 22) * 10) 664 665 static void pll_factors(struct _pll_div *pll_div, unsigned int source) 666 { 667 u64 Kpart; 668 unsigned int K, Ndiv, Nmod, target; 669 670 /* The the PLL output is always 98.304MHz. */ 671 target = 98304000; 672 673 /* If the input frequency is over 14.4MHz then scale it down. */ 674 if (source > 14400000) { 675 source >>= 1; 676 pll_div->divsel = 1; 677 678 if (source > 14400000) { 679 source >>= 1; 680 pll_div->divctl = 1; 681 } else 682 pll_div->divctl = 0; 683 684 } else { 685 pll_div->divsel = 0; 686 pll_div->divctl = 0; 687 } 688 689 /* Low frequency sources require an additional divide in the 690 * loop. 691 */ 692 if (source < 8192000) { 693 pll_div->lf = 1; 694 target >>= 2; 695 } else 696 pll_div->lf = 0; 697 698 Ndiv = target / source; 699 if ((Ndiv < 5) || (Ndiv > 12)) 700 printk(KERN_WARNING 701 "WM9713 PLL N value %d out of recommended range!\n", 702 Ndiv); 703 704 pll_div->n = Ndiv; 705 Nmod = target % source; 706 Kpart = FIXED_PLL_SIZE * (long long)Nmod; 707 708 do_div(Kpart, source); 709 710 K = Kpart & 0xFFFFFFFF; 711 712 /* Check if we need to round */ 713 if ((K % 10) >= 5) 714 K += 5; 715 716 /* Move down to proper range now rounding is done */ 717 K /= 10; 718 719 pll_div->k = K; 720 } 721 722 /** 723 * Please note that changing the PLL input frequency may require 724 * resynchronisation with the AC97 controller. 725 */ 726 static int wm9713_set_pll(struct snd_soc_codec *codec, 727 int pll_id, unsigned int freq_in, unsigned int freq_out) 728 { 729 struct wm9713_priv *wm9713 = codec->private_data; 730 u16 reg, reg2; 731 struct _pll_div pll_div; 732 733 /* turn PLL off ? */ 734 if (freq_in == 0 || freq_out == 0) { 735 /* disable PLL power and select ext source */ 736 reg = ac97_read(codec, AC97_HANDSET_RATE); 737 ac97_write(codec, AC97_HANDSET_RATE, reg | 0x0080); 738 reg = ac97_read(codec, AC97_EXTENDED_MID); 739 ac97_write(codec, AC97_EXTENDED_MID, reg | 0x0200); 740 wm9713->pll_out = 0; 741 return 0; 742 } 743 744 pll_factors(&pll_div, freq_in); 745 746 if (pll_div.k == 0) { 747 reg = (pll_div.n << 12) | (pll_div.lf << 11) | 748 (pll_div.divsel << 9) | (pll_div.divctl << 8); 749 ac97_write(codec, AC97_LINE1_LEVEL, reg); 750 } else { 751 /* write the fractional k to the reg 0x46 pages */ 752 reg2 = (pll_div.n << 12) | (pll_div.lf << 11) | (1 << 10) | 753 (pll_div.divsel << 9) | (pll_div.divctl << 8); 754 755 /* K [21:20] */ 756 reg = reg2 | (0x5 << 4) | (pll_div.k >> 20); 757 ac97_write(codec, AC97_LINE1_LEVEL, reg); 758 759 /* K [19:16] */ 760 reg = reg2 | (0x4 << 4) | ((pll_div.k >> 16) & 0xf); 761 ac97_write(codec, AC97_LINE1_LEVEL, reg); 762 763 /* K [15:12] */ 764 reg = reg2 | (0x3 << 4) | ((pll_div.k >> 12) & 0xf); 765 ac97_write(codec, AC97_LINE1_LEVEL, reg); 766 767 /* K [11:8] */ 768 reg = reg2 | (0x2 << 4) | ((pll_div.k >> 8) & 0xf); 769 ac97_write(codec, AC97_LINE1_LEVEL, reg); 770 771 /* K [7:4] */ 772 reg = reg2 | (0x1 << 4) | ((pll_div.k >> 4) & 0xf); 773 ac97_write(codec, AC97_LINE1_LEVEL, reg); 774 775 reg = reg2 | (0x0 << 4) | (pll_div.k & 0xf); /* K [3:0] */ 776 ac97_write(codec, AC97_LINE1_LEVEL, reg); 777 } 778 779 /* turn PLL on and select as source */ 780 reg = ac97_read(codec, AC97_EXTENDED_MID); 781 ac97_write(codec, AC97_EXTENDED_MID, reg & 0xfdff); 782 reg = ac97_read(codec, AC97_HANDSET_RATE); 783 ac97_write(codec, AC97_HANDSET_RATE, reg & 0xff7f); 784 wm9713->pll_out = freq_out; 785 wm9713->pll_in = freq_in; 786 787 /* wait 10ms AC97 link frames for the link to stabilise */ 788 schedule_timeout_interruptible(msecs_to_jiffies(10)); 789 return 0; 790 } 791 792 static int wm9713_set_dai_pll(struct snd_soc_dai *codec_dai, 793 int pll_id, unsigned int freq_in, unsigned int freq_out) 794 { 795 struct snd_soc_codec *codec = codec_dai->codec; 796 return wm9713_set_pll(codec, pll_id, freq_in, freq_out); 797 } 798 799 /* 800 * Tristate the PCM DAI lines, tristate can be disabled by calling 801 * wm9713_set_dai_fmt() 802 */ 803 static int wm9713_set_dai_tristate(struct snd_soc_dai *codec_dai, 804 int tristate) 805 { 806 struct snd_soc_codec *codec = codec_dai->codec; 807 u16 reg = ac97_read(codec, AC97_CENTER_LFE_MASTER) & 0x9fff; 808 809 if (tristate) 810 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg); 811 812 return 0; 813 } 814 815 /* 816 * Configure WM9713 clock dividers. 817 * Voice DAC needs 256 FS 818 */ 819 static int wm9713_set_dai_clkdiv(struct snd_soc_dai *codec_dai, 820 int div_id, int div) 821 { 822 struct snd_soc_codec *codec = codec_dai->codec; 823 u16 reg; 824 825 switch (div_id) { 826 case WM9713_PCMCLK_DIV: 827 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0xf0ff; 828 ac97_write(codec, AC97_HANDSET_RATE, reg | div); 829 break; 830 case WM9713_CLKA_MULT: 831 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0xfffd; 832 ac97_write(codec, AC97_HANDSET_RATE, reg | div); 833 break; 834 case WM9713_CLKB_MULT: 835 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0xfffb; 836 ac97_write(codec, AC97_HANDSET_RATE, reg | div); 837 break; 838 case WM9713_HIFI_DIV: 839 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0x8fff; 840 ac97_write(codec, AC97_HANDSET_RATE, reg | div); 841 break; 842 case WM9713_PCMBCLK_DIV: 843 reg = ac97_read(codec, AC97_CENTER_LFE_MASTER) & 0xf1ff; 844 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg | div); 845 break; 846 case WM9713_PCMCLK_PLL_DIV: 847 reg = ac97_read(codec, AC97_LINE1_LEVEL) & 0xff80; 848 ac97_write(codec, AC97_LINE1_LEVEL, reg | 0x60 | div); 849 break; 850 case WM9713_HIFI_PLL_DIV: 851 reg = ac97_read(codec, AC97_LINE1_LEVEL) & 0xff80; 852 ac97_write(codec, AC97_LINE1_LEVEL, reg | 0x70 | div); 853 break; 854 default: 855 return -EINVAL; 856 } 857 858 return 0; 859 } 860 861 static int wm9713_set_dai_fmt(struct snd_soc_dai *codec_dai, 862 unsigned int fmt) 863 { 864 struct snd_soc_codec *codec = codec_dai->codec; 865 u16 gpio = ac97_read(codec, AC97_GPIO_CFG) & 0xffc5; 866 u16 reg = 0x8000; 867 868 /* clock masters */ 869 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { 870 case SND_SOC_DAIFMT_CBM_CFM: 871 reg |= 0x4000; 872 gpio |= 0x0010; 873 break; 874 case SND_SOC_DAIFMT_CBM_CFS: 875 reg |= 0x6000; 876 gpio |= 0x0018; 877 break; 878 case SND_SOC_DAIFMT_CBS_CFS: 879 reg |= 0x2000; 880 gpio |= 0x001a; 881 break; 882 case SND_SOC_DAIFMT_CBS_CFM: 883 gpio |= 0x0012; 884 break; 885 } 886 887 /* clock inversion */ 888 switch (fmt & SND_SOC_DAIFMT_INV_MASK) { 889 case SND_SOC_DAIFMT_IB_IF: 890 reg |= 0x00c0; 891 break; 892 case SND_SOC_DAIFMT_IB_NF: 893 reg |= 0x0080; 894 break; 895 case SND_SOC_DAIFMT_NB_IF: 896 reg |= 0x0040; 897 break; 898 } 899 900 /* DAI format */ 901 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { 902 case SND_SOC_DAIFMT_I2S: 903 reg |= 0x0002; 904 break; 905 case SND_SOC_DAIFMT_RIGHT_J: 906 break; 907 case SND_SOC_DAIFMT_LEFT_J: 908 reg |= 0x0001; 909 break; 910 case SND_SOC_DAIFMT_DSP_A: 911 reg |= 0x0003; 912 break; 913 case SND_SOC_DAIFMT_DSP_B: 914 reg |= 0x0043; 915 break; 916 } 917 918 ac97_write(codec, AC97_GPIO_CFG, gpio); 919 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg); 920 return 0; 921 } 922 923 static int wm9713_pcm_hw_params(struct snd_pcm_substream *substream, 924 struct snd_pcm_hw_params *params) 925 { 926 struct snd_soc_pcm_runtime *rtd = substream->private_data; 927 struct snd_soc_device *socdev = rtd->socdev; 928 struct snd_soc_codec *codec = socdev->codec; 929 u16 reg = ac97_read(codec, AC97_CENTER_LFE_MASTER) & 0xfff3; 930 931 switch (params_format(params)) { 932 case SNDRV_PCM_FORMAT_S16_LE: 933 break; 934 case SNDRV_PCM_FORMAT_S20_3LE: 935 reg |= 0x0004; 936 break; 937 case SNDRV_PCM_FORMAT_S24_LE: 938 reg |= 0x0008; 939 break; 940 case SNDRV_PCM_FORMAT_S32_LE: 941 reg |= 0x000c; 942 break; 943 } 944 945 /* enable PCM interface in master mode */ 946 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg); 947 return 0; 948 } 949 950 static void wm9713_voiceshutdown(struct snd_pcm_substream *substream) 951 { 952 struct snd_soc_pcm_runtime *rtd = substream->private_data; 953 struct snd_soc_device *socdev = rtd->socdev; 954 struct snd_soc_codec *codec = socdev->codec; 955 u16 status; 956 957 /* Gracefully shut down the voice interface. */ 958 status = ac97_read(codec, AC97_EXTENDED_STATUS) | 0x1000; 959 ac97_write(codec, AC97_HANDSET_RATE, 0x0280); 960 schedule_timeout_interruptible(msecs_to_jiffies(1)); 961 ac97_write(codec, AC97_HANDSET_RATE, 0x0F80); 962 ac97_write(codec, AC97_EXTENDED_MID, status); 963 } 964 965 static int ac97_hifi_prepare(struct snd_pcm_substream *substream) 966 { 967 struct snd_pcm_runtime *runtime = substream->runtime; 968 struct snd_soc_pcm_runtime *rtd = substream->private_data; 969 struct snd_soc_device *socdev = rtd->socdev; 970 struct snd_soc_codec *codec = socdev->codec; 971 int reg; 972 u16 vra; 973 974 vra = ac97_read(codec, AC97_EXTENDED_STATUS); 975 ac97_write(codec, AC97_EXTENDED_STATUS, vra | 0x1); 976 977 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) 978 reg = AC97_PCM_FRONT_DAC_RATE; 979 else 980 reg = AC97_PCM_LR_ADC_RATE; 981 982 return ac97_write(codec, reg, runtime->rate); 983 } 984 985 static int ac97_aux_prepare(struct snd_pcm_substream *substream) 986 { 987 struct snd_pcm_runtime *runtime = substream->runtime; 988 struct snd_soc_pcm_runtime *rtd = substream->private_data; 989 struct snd_soc_device *socdev = rtd->socdev; 990 struct snd_soc_codec *codec = socdev->codec; 991 u16 vra, xsle; 992 993 vra = ac97_read(codec, AC97_EXTENDED_STATUS); 994 ac97_write(codec, AC97_EXTENDED_STATUS, vra | 0x1); 995 xsle = ac97_read(codec, AC97_PCI_SID); 996 ac97_write(codec, AC97_PCI_SID, xsle | 0x8000); 997 998 if (substream->stream != SNDRV_PCM_STREAM_PLAYBACK) 999 return -ENODEV; 1000 1001 return ac97_write(codec, AC97_PCM_SURR_DAC_RATE, runtime->rate); 1002 } 1003 1004 #define WM9713_RATES (SNDRV_PCM_RATE_8000 | \ 1005 SNDRV_PCM_RATE_11025 | \ 1006 SNDRV_PCM_RATE_22050 | \ 1007 SNDRV_PCM_RATE_44100 | \ 1008 SNDRV_PCM_RATE_48000) 1009 1010 #define WM9713_PCM_RATES (SNDRV_PCM_RATE_8000 | \ 1011 SNDRV_PCM_RATE_11025 | \ 1012 SNDRV_PCM_RATE_16000 | \ 1013 SNDRV_PCM_RATE_22050 | \ 1014 SNDRV_PCM_RATE_44100 | \ 1015 SNDRV_PCM_RATE_48000) 1016 1017 #define WM9713_PCM_FORMATS \ 1018 (SNDRV_PCM_FORMAT_S16_LE | SNDRV_PCM_FORMAT_S20_3LE | \ 1019 SNDRV_PCM_FORMAT_S24_LE) 1020 1021 struct snd_soc_dai wm9713_dai[] = { 1022 { 1023 .name = "AC97 HiFi", 1024 .type = SND_SOC_DAI_AC97_BUS, 1025 .playback = { 1026 .stream_name = "HiFi Playback", 1027 .channels_min = 1, 1028 .channels_max = 2, 1029 .rates = WM9713_RATES, 1030 .formats = SNDRV_PCM_FMTBIT_S16_LE,}, 1031 .capture = { 1032 .stream_name = "HiFi Capture", 1033 .channels_min = 1, 1034 .channels_max = 2, 1035 .rates = WM9713_RATES, 1036 .formats = SNDRV_PCM_FMTBIT_S16_LE,}, 1037 .ops = { 1038 .prepare = ac97_hifi_prepare,}, 1039 .dai_ops = { 1040 .set_clkdiv = wm9713_set_dai_clkdiv, 1041 .set_pll = wm9713_set_dai_pll,}, 1042 }, 1043 { 1044 .name = "AC97 Aux", 1045 .playback = { 1046 .stream_name = "Aux Playback", 1047 .channels_min = 1, 1048 .channels_max = 1, 1049 .rates = WM9713_RATES, 1050 .formats = SNDRV_PCM_FMTBIT_S16_LE,}, 1051 .ops = { 1052 .prepare = ac97_aux_prepare,}, 1053 .dai_ops = { 1054 .set_clkdiv = wm9713_set_dai_clkdiv, 1055 .set_pll = wm9713_set_dai_pll,}, 1056 }, 1057 { 1058 .name = "WM9713 Voice", 1059 .playback = { 1060 .stream_name = "Voice Playback", 1061 .channels_min = 1, 1062 .channels_max = 1, 1063 .rates = WM9713_PCM_RATES, 1064 .formats = WM9713_PCM_FORMATS,}, 1065 .capture = { 1066 .stream_name = "Voice Capture", 1067 .channels_min = 1, 1068 .channels_max = 2, 1069 .rates = WM9713_PCM_RATES, 1070 .formats = WM9713_PCM_FORMATS,}, 1071 .ops = { 1072 .hw_params = wm9713_pcm_hw_params, 1073 .shutdown = wm9713_voiceshutdown,}, 1074 .dai_ops = { 1075 .set_clkdiv = wm9713_set_dai_clkdiv, 1076 .set_pll = wm9713_set_dai_pll, 1077 .set_fmt = wm9713_set_dai_fmt, 1078 .set_tristate = wm9713_set_dai_tristate, 1079 }, 1080 }, 1081 }; 1082 EXPORT_SYMBOL_GPL(wm9713_dai); 1083 1084 int wm9713_reset(struct snd_soc_codec *codec, int try_warm) 1085 { 1086 if (try_warm && soc_ac97_ops.warm_reset) { 1087 soc_ac97_ops.warm_reset(codec->ac97); 1088 if (ac97_read(codec, 0) == wm9713_reg[0]) 1089 return 1; 1090 } 1091 1092 soc_ac97_ops.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->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->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_out) 1166 wm9713_set_pll(codec, 0, wm9713->pll_in, wm9713->pll_out); 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->codec = kzalloc(sizeof(struct snd_soc_codec), GFP_KERNEL); 1193 if (socdev->codec == NULL) 1194 return -ENOMEM; 1195 codec = socdev->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 "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 wm9713_add_controls(codec); 1247 wm9713_add_widgets(codec); 1248 ret = snd_soc_register_card(socdev); 1249 if (ret < 0) 1250 goto reset_err; 1251 return 0; 1252 1253 reset_err: 1254 snd_soc_free_pcms(socdev); 1255 1256 pcm_err: 1257 snd_soc_free_ac97_codec(codec); 1258 1259 codec_err: 1260 kfree(codec->private_data); 1261 1262 priv_err: 1263 kfree(codec->reg_cache); 1264 1265 cache_err: 1266 kfree(socdev->codec); 1267 socdev->codec = NULL; 1268 return ret; 1269 } 1270 1271 static int wm9713_soc_remove(struct platform_device *pdev) 1272 { 1273 struct snd_soc_device *socdev = platform_get_drvdata(pdev); 1274 struct snd_soc_codec *codec = socdev->codec; 1275 1276 if (codec == NULL) 1277 return 0; 1278 1279 snd_soc_dapm_free(socdev); 1280 snd_soc_free_pcms(socdev); 1281 snd_soc_free_ac97_codec(codec); 1282 kfree(codec->private_data); 1283 kfree(codec->reg_cache); 1284 kfree(codec->dai); 1285 kfree(codec); 1286 return 0; 1287 } 1288 1289 struct snd_soc_codec_device soc_codec_dev_wm9713 = { 1290 .probe = wm9713_soc_probe, 1291 .remove = wm9713_soc_remove, 1292 .suspend = wm9713_soc_suspend, 1293 .resume = wm9713_soc_resume, 1294 }; 1295 EXPORT_SYMBOL_GPL(soc_codec_dev_wm9713); 1296 1297 MODULE_DESCRIPTION("ASoC WM9713/WM9714 driver"); 1298 MODULE_AUTHOR("Liam Girdwood"); 1299 MODULE_LICENSE("GPL"); 1300