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 * Revision history 14 * 4th Feb 2006 Initial version. 15 * 16 * Features:- 17 * 18 * o Support for AC97 Codec, Voice DAC and Aux DAC 19 * o Support for DAPM 20 */ 21 22 #include <linux/init.h> 23 #include <linux/module.h> 24 #include <linux/device.h> 25 #include <sound/core.h> 26 #include <sound/pcm.h> 27 #include <sound/ac97_codec.h> 28 #include <sound/initval.h> 29 #include <sound/pcm_params.h> 30 #include <sound/soc.h> 31 #include <sound/soc-dapm.h> 32 33 #include "wm9713.h" 34 35 #define WM9713_VERSION "0.15" 36 37 struct wm9713_priv { 38 u32 pll_in; /* PLL input frequency */ 39 u32 pll_out; /* PLL output frequency */ 40 }; 41 42 static unsigned int ac97_read(struct snd_soc_codec *codec, 43 unsigned int reg); 44 static int ac97_write(struct snd_soc_codec *codec, 45 unsigned int reg, unsigned int val); 46 47 /* 48 * WM9713 register cache 49 * Reg 0x3c bit 15 is used by touch driver. 50 */ 51 static const u16 wm9713_reg[] = { 52 0x6174, 0x8080, 0x8080, 0x8080, 53 0xc880, 0xe808, 0xe808, 0x0808, 54 0x00da, 0x8000, 0xd600, 0xaaa0, 55 0xaaa0, 0xaaa0, 0x0000, 0x0000, 56 0x0f0f, 0x0040, 0x0000, 0x7f00, 57 0x0405, 0x0410, 0xbb80, 0xbb80, 58 0x0000, 0xbb80, 0x0000, 0x4523, 59 0x0000, 0x2000, 0x7eff, 0xffff, 60 0x0000, 0x0000, 0x0080, 0x0000, 61 0x0000, 0x0000, 0xfffe, 0xffff, 62 0x0000, 0x0000, 0x0000, 0xfffe, 63 0x4000, 0x0000, 0x0000, 0x0000, 64 0xb032, 0x3e00, 0x0000, 0x0000, 65 0x0000, 0x0000, 0x0000, 0x0000, 66 0x0000, 0x0000, 0x0000, 0x0006, 67 0x0001, 0x0000, 0x574d, 0x4c13, 68 0x0000, 0x0000, 0x0000 69 }; 70 71 /* virtual HP mixers regs */ 72 #define HPL_MIXER 0x80 73 #define HPR_MIXER 0x82 74 #define MICB_MUX 0x82 75 76 static const char *wm9713_mic_mixer[] = {"Stereo", "Mic 1", "Mic 2", "Mute"}; 77 static const char *wm9713_rec_mux[] = {"Stereo", "Left", "Right", "Mute"}; 78 static const char *wm9713_rec_src[] = 79 {"Mic 1", "Mic 2", "Line", "Mono In", "Headphone", "Speaker", 80 "Mono Out", "Zh"}; 81 static const char *wm9713_rec_gain[] = {"+1.5dB Steps", "+0.75dB Steps"}; 82 static const char *wm9713_alc_select[] = {"None", "Left", "Right", "Stereo"}; 83 static const char *wm9713_mono_pga[] = {"Vmid", "Zh", "Mono", "Inv", 84 "Mono Vmid", "Inv Vmid"}; 85 static const char *wm9713_spk_pga[] = 86 {"Vmid", "Zh", "Headphone", "Speaker", "Inv", "Headphone Vmid", 87 "Speaker Vmid", "Inv Vmid"}; 88 static const char *wm9713_hp_pga[] = {"Vmid", "Zh", "Headphone", 89 "Headphone Vmid"}; 90 static const char *wm9713_out3_pga[] = {"Vmid", "Zh", "Inv 1", "Inv 1 Vmid"}; 91 static const char *wm9713_out4_pga[] = {"Vmid", "Zh", "Inv 2", "Inv 2 Vmid"}; 92 static const char *wm9713_dac_inv[] = 93 {"Off", "Mono", "Speaker", "Left Headphone", "Right Headphone", 94 "Headphone Mono", "NC", "Vmid"}; 95 static const char *wm9713_bass[] = {"Linear Control", "Adaptive Boost"}; 96 static const char *wm9713_ng_type[] = {"Constant Gain", "Mute"}; 97 static const char *wm9713_mic_select[] = {"Mic 1", "Mic 2 A", "Mic 2 B"}; 98 static const char *wm9713_micb_select[] = {"MPB", "MPA"}; 99 100 static const struct soc_enum wm9713_enum[] = { 101 SOC_ENUM_SINGLE(AC97_LINE, 3, 4, wm9713_mic_mixer), /* record mic mixer 0 */ 102 SOC_ENUM_SINGLE(AC97_VIDEO, 14, 4, wm9713_rec_mux), /* record mux hp 1 */ 103 SOC_ENUM_SINGLE(AC97_VIDEO, 9, 4, wm9713_rec_mux), /* record mux mono 2 */ 104 SOC_ENUM_SINGLE(AC97_VIDEO, 3, 8, wm9713_rec_src), /* record mux left 3 */ 105 SOC_ENUM_SINGLE(AC97_VIDEO, 0, 8, wm9713_rec_src), /* record mux right 4*/ 106 SOC_ENUM_DOUBLE(AC97_CD, 14, 6, 2, wm9713_rec_gain), /* record step size 5 */ 107 SOC_ENUM_SINGLE(AC97_PCI_SVID, 14, 4, wm9713_alc_select), /* alc source select 6*/ 108 SOC_ENUM_SINGLE(AC97_REC_GAIN, 14, 4, wm9713_mono_pga), /* mono input select 7 */ 109 SOC_ENUM_SINGLE(AC97_REC_GAIN, 11, 8, wm9713_spk_pga), /* speaker left input select 8 */ 110 SOC_ENUM_SINGLE(AC97_REC_GAIN, 8, 8, wm9713_spk_pga), /* speaker right input select 9 */ 111 SOC_ENUM_SINGLE(AC97_REC_GAIN, 6, 3, wm9713_hp_pga), /* headphone left input 10 */ 112 SOC_ENUM_SINGLE(AC97_REC_GAIN, 4, 3, wm9713_hp_pga), /* headphone right input 11 */ 113 SOC_ENUM_SINGLE(AC97_REC_GAIN, 2, 4, wm9713_out3_pga), /* out 3 source 12 */ 114 SOC_ENUM_SINGLE(AC97_REC_GAIN, 0, 4, wm9713_out4_pga), /* out 4 source 13 */ 115 SOC_ENUM_SINGLE(AC97_REC_GAIN_MIC, 13, 8, wm9713_dac_inv), /* dac invert 1 14 */ 116 SOC_ENUM_SINGLE(AC97_REC_GAIN_MIC, 10, 8, wm9713_dac_inv), /* dac invert 2 15 */ 117 SOC_ENUM_SINGLE(AC97_GENERAL_PURPOSE, 15, 2, wm9713_bass), /* bass control 16 */ 118 SOC_ENUM_SINGLE(AC97_PCI_SVID, 5, 2, wm9713_ng_type), /* noise gate type 17 */ 119 SOC_ENUM_SINGLE(AC97_3D_CONTROL, 12, 3, wm9713_mic_select), /* mic selection 18 */ 120 SOC_ENUM_SINGLE(MICB_MUX, 0, 2, wm9713_micb_select), /* mic selection 19 */ 121 }; 122 123 static const struct snd_kcontrol_new wm9713_snd_ac97_controls[] = { 124 SOC_DOUBLE("Speaker Playback Volume", AC97_MASTER, 8, 0, 31, 1), 125 SOC_DOUBLE("Speaker Playback Switch", AC97_MASTER, 15, 7, 1, 1), 126 SOC_DOUBLE("Headphone Playback Volume", AC97_HEADPHONE, 8, 0, 31, 1), 127 SOC_DOUBLE("Headphone Playback Switch", AC97_HEADPHONE, 15, 7, 1, 1), 128 SOC_DOUBLE("Line In Volume", AC97_PC_BEEP, 8, 0, 31, 1), 129 SOC_DOUBLE("PCM Playback Volume", AC97_PHONE, 8, 0, 31, 1), 130 SOC_SINGLE("Mic 1 Volume", AC97_MIC, 8, 31, 1), 131 SOC_SINGLE("Mic 2 Volume", AC97_MIC, 0, 31, 1), 132 133 SOC_SINGLE("Mic Boost (+20dB) Switch", AC97_LINE, 5, 1, 0), 134 SOC_SINGLE("Mic Headphone Mixer Volume", AC97_LINE, 0, 7, 1), 135 136 SOC_SINGLE("Capture Switch", AC97_CD, 15, 1, 1), 137 SOC_ENUM("Capture Volume Steps", wm9713_enum[5]), 138 SOC_DOUBLE("Capture Volume", AC97_CD, 8, 0, 31, 0), 139 SOC_SINGLE("Capture ZC Switch", AC97_CD, 7, 1, 0), 140 141 SOC_SINGLE("Capture to Headphone Volume", AC97_VIDEO, 11, 7, 1), 142 SOC_SINGLE("Capture to Mono Boost (+20dB) Switch", AC97_VIDEO, 8, 1, 0), 143 SOC_SINGLE("Capture ADC Boost (+20dB) Switch", AC97_VIDEO, 6, 1, 0), 144 145 SOC_SINGLE("ALC Target Volume", AC97_CODEC_CLASS_REV, 12, 15, 0), 146 SOC_SINGLE("ALC Hold Time", AC97_CODEC_CLASS_REV, 8, 15, 0), 147 SOC_SINGLE("ALC Decay Time ", AC97_CODEC_CLASS_REV, 4, 15, 0), 148 SOC_SINGLE("ALC Attack Time", AC97_CODEC_CLASS_REV, 0, 15, 0), 149 SOC_ENUM("ALC Function", wm9713_enum[6]), 150 SOC_SINGLE("ALC Max Volume", AC97_PCI_SVID, 11, 7, 0), 151 SOC_SINGLE("ALC ZC Timeout", AC97_PCI_SVID, 9, 3, 0), 152 SOC_SINGLE("ALC ZC Switch", AC97_PCI_SVID, 8, 1, 0), 153 SOC_SINGLE("ALC NG Switch", AC97_PCI_SVID, 7, 1, 0), 154 SOC_ENUM("ALC NG Type", wm9713_enum[17]), 155 SOC_SINGLE("ALC NG Threshold", AC97_PCI_SVID, 0, 31, 0), 156 157 SOC_DOUBLE("Speaker Playback ZC Switch", AC97_MASTER, 14, 6, 1, 0), 158 SOC_DOUBLE("Headphone Playback ZC Switch", AC97_HEADPHONE, 14, 6, 1, 0), 159 160 SOC_SINGLE("Out4 Playback Switch", AC97_MASTER_MONO, 15, 1, 1), 161 SOC_SINGLE("Out4 Playback ZC Switch", AC97_MASTER_MONO, 14, 1, 0), 162 SOC_SINGLE("Out4 Playback Volume", AC97_MASTER_MONO, 8, 63, 1), 163 164 SOC_SINGLE("Out3 Playback Switch", AC97_MASTER_MONO, 7, 1, 1), 165 SOC_SINGLE("Out3 Playback ZC Switch", AC97_MASTER_MONO, 6, 1, 0), 166 SOC_SINGLE("Out3 Playback Volume", AC97_MASTER_MONO, 0, 63, 1), 167 168 SOC_SINGLE("Mono Capture Volume", AC97_MASTER_TONE, 8, 31, 1), 169 SOC_SINGLE("Mono Playback Switch", AC97_MASTER_TONE, 7, 1, 1), 170 SOC_SINGLE("Mono Playback ZC Switch", AC97_MASTER_TONE, 6, 1, 0), 171 SOC_SINGLE("Mono Playback Volume", AC97_MASTER_TONE, 0, 31, 1), 172 173 SOC_SINGLE("PC Beep Playback Headphone Volume", AC97_AUX, 12, 7, 1), 174 SOC_SINGLE("PC Beep Playback Speaker Volume", AC97_AUX, 8, 7, 1), 175 SOC_SINGLE("PC Beep Playback Mono Volume", AC97_AUX, 4, 7, 1), 176 177 SOC_SINGLE("Voice Playback Headphone Volume", AC97_PCM, 12, 7, 1), 178 SOC_SINGLE("Voice Playback Master Volume", AC97_PCM, 8, 7, 1), 179 SOC_SINGLE("Voice Playback Mono Volume", AC97_PCM, 4, 7, 1), 180 181 SOC_SINGLE("Aux Playback Headphone Volume", AC97_REC_SEL, 12, 7, 1), 182 SOC_SINGLE("Aux Playback Master Volume", AC97_REC_SEL, 8, 7, 1), 183 SOC_SINGLE("Aux Playback Mono Volume", AC97_REC_SEL, 4, 7, 1), 184 185 SOC_ENUM("Bass Control", wm9713_enum[16]), 186 SOC_SINGLE("Bass Cut-off Switch", AC97_GENERAL_PURPOSE, 12, 1, 1), 187 SOC_SINGLE("Tone Cut-off Switch", AC97_GENERAL_PURPOSE, 4, 1, 1), 188 SOC_SINGLE("Playback Attenuate (-6dB) Switch", AC97_GENERAL_PURPOSE, 6, 1, 0), 189 SOC_SINGLE("Bass Volume", AC97_GENERAL_PURPOSE, 8, 15, 1), 190 SOC_SINGLE("Tone Volume", AC97_GENERAL_PURPOSE, 0, 15, 1), 191 192 SOC_SINGLE("3D Upper Cut-off Switch", AC97_REC_GAIN_MIC, 5, 1, 0), 193 SOC_SINGLE("3D Lower Cut-off Switch", AC97_REC_GAIN_MIC, 4, 1, 0), 194 SOC_SINGLE("3D Depth", AC97_REC_GAIN_MIC, 0, 15, 1), 195 }; 196 197 /* add non dapm controls */ 198 static int wm9713_add_controls(struct snd_soc_codec *codec) 199 { 200 int err, i; 201 202 for (i = 0; i < ARRAY_SIZE(wm9713_snd_ac97_controls); i++) { 203 err = snd_ctl_add(codec->card, 204 snd_soc_cnew(&wm9713_snd_ac97_controls[i], 205 codec, NULL)); 206 if (err < 0) 207 return err; 208 } 209 return 0; 210 } 211 212 /* We have to create a fake left and right HP mixers because 213 * the codec only has a single control that is shared by both channels. 214 * This makes it impossible to determine the audio path using the current 215 * register map, thus we add a new (virtual) register to help determine the 216 * audio route within the device. 217 */ 218 static int mixer_event(struct snd_soc_dapm_widget *w, 219 struct snd_kcontrol *kcontrol, int event) 220 { 221 u16 l, r, beep, tone, phone, rec, pcm, aux; 222 223 l = ac97_read(w->codec, HPL_MIXER); 224 r = ac97_read(w->codec, HPR_MIXER); 225 beep = ac97_read(w->codec, AC97_PC_BEEP); 226 tone = ac97_read(w->codec, AC97_MASTER_TONE); 227 phone = ac97_read(w->codec, AC97_PHONE); 228 rec = ac97_read(w->codec, AC97_REC_SEL); 229 pcm = ac97_read(w->codec, AC97_PCM); 230 aux = ac97_read(w->codec, AC97_AUX); 231 232 if (event & SND_SOC_DAPM_PRE_REG) 233 return 0; 234 if ((l & 0x1) || (r & 0x1)) 235 ac97_write(w->codec, AC97_PC_BEEP, beep & 0x7fff); 236 else 237 ac97_write(w->codec, AC97_PC_BEEP, beep | 0x8000); 238 239 if ((l & 0x2) || (r & 0x2)) 240 ac97_write(w->codec, AC97_MASTER_TONE, tone & 0x7fff); 241 else 242 ac97_write(w->codec, AC97_MASTER_TONE, tone | 0x8000); 243 244 if ((l & 0x4) || (r & 0x4)) 245 ac97_write(w->codec, AC97_PHONE, phone & 0x7fff); 246 else 247 ac97_write(w->codec, AC97_PHONE, phone | 0x8000); 248 249 if ((l & 0x8) || (r & 0x8)) 250 ac97_write(w->codec, AC97_REC_SEL, rec & 0x7fff); 251 else 252 ac97_write(w->codec, AC97_REC_SEL, rec | 0x8000); 253 254 if ((l & 0x10) || (r & 0x10)) 255 ac97_write(w->codec, AC97_PCM, pcm & 0x7fff); 256 else 257 ac97_write(w->codec, AC97_PCM, pcm | 0x8000); 258 259 if ((l & 0x20) || (r & 0x20)) 260 ac97_write(w->codec, AC97_AUX, aux & 0x7fff); 261 else 262 ac97_write(w->codec, AC97_AUX, aux | 0x8000); 263 264 return 0; 265 } 266 267 /* Left Headphone Mixers */ 268 static const struct snd_kcontrol_new wm9713_hpl_mixer_controls[] = { 269 SOC_DAPM_SINGLE("PC Beep Playback Switch", HPL_MIXER, 5, 1, 0), 270 SOC_DAPM_SINGLE("Voice Playback Switch", HPL_MIXER, 4, 1, 0), 271 SOC_DAPM_SINGLE("Aux Playback Switch", HPL_MIXER, 3, 1, 0), 272 SOC_DAPM_SINGLE("PCM Playback Switch", HPL_MIXER, 2, 1, 0), 273 SOC_DAPM_SINGLE("MonoIn Playback Switch", HPL_MIXER, 1, 1, 0), 274 SOC_DAPM_SINGLE("Bypass Playback Switch", HPL_MIXER, 0, 1, 0), 275 }; 276 277 /* Right Headphone Mixers */ 278 static const struct snd_kcontrol_new wm9713_hpr_mixer_controls[] = { 279 SOC_DAPM_SINGLE("PC Beep Playback Switch", HPR_MIXER, 5, 1, 0), 280 SOC_DAPM_SINGLE("Voice Playback Switch", HPR_MIXER, 4, 1, 0), 281 SOC_DAPM_SINGLE("Aux Playback Switch", HPR_MIXER, 3, 1, 0), 282 SOC_DAPM_SINGLE("PCM Playback Switch", HPR_MIXER, 2, 1, 0), 283 SOC_DAPM_SINGLE("MonoIn Playback Switch", HPR_MIXER, 1, 1, 0), 284 SOC_DAPM_SINGLE("Bypass Playback Switch", HPR_MIXER, 0, 1, 0), 285 }; 286 287 /* headphone capture mux */ 288 static const struct snd_kcontrol_new wm9713_hp_rec_mux_controls = 289 SOC_DAPM_ENUM("Route", wm9713_enum[1]); 290 291 /* headphone mic mux */ 292 static const struct snd_kcontrol_new wm9713_hp_mic_mux_controls = 293 SOC_DAPM_ENUM("Route", wm9713_enum[0]); 294 295 /* Speaker Mixer */ 296 static const struct snd_kcontrol_new wm9713_speaker_mixer_controls[] = { 297 SOC_DAPM_SINGLE("PC Beep Playback Switch", AC97_AUX, 11, 1, 1), 298 SOC_DAPM_SINGLE("Voice Playback Switch", AC97_PCM, 11, 1, 1), 299 SOC_DAPM_SINGLE("Aux Playback Switch", AC97_REC_SEL, 11, 1, 1), 300 SOC_DAPM_SINGLE("PCM Playback Switch", AC97_PHONE, 14, 1, 1), 301 SOC_DAPM_SINGLE("MonoIn Playback Switch", AC97_MASTER_TONE, 14, 1, 1), 302 SOC_DAPM_SINGLE("Bypass Playback Switch", AC97_PC_BEEP, 14, 1, 1), 303 }; 304 305 /* Mono Mixer */ 306 static const struct snd_kcontrol_new wm9713_mono_mixer_controls[] = { 307 SOC_DAPM_SINGLE("PC Beep Playback Switch", AC97_AUX, 7, 1, 1), 308 SOC_DAPM_SINGLE("Voice Playback Switch", AC97_PCM, 7, 1, 1), 309 SOC_DAPM_SINGLE("Aux Playback Switch", AC97_REC_SEL, 7, 1, 1), 310 SOC_DAPM_SINGLE("PCM Playback Switch", AC97_PHONE, 13, 1, 1), 311 SOC_DAPM_SINGLE("MonoIn Playback Switch", AC97_MASTER_TONE, 13, 1, 1), 312 SOC_DAPM_SINGLE("Bypass Playback Switch", AC97_PC_BEEP, 13, 1, 1), 313 SOC_DAPM_SINGLE("Mic 1 Sidetone Switch", AC97_LINE, 7, 1, 1), 314 SOC_DAPM_SINGLE("Mic 2 Sidetone Switch", AC97_LINE, 6, 1, 1), 315 }; 316 317 /* mono mic mux */ 318 static const struct snd_kcontrol_new wm9713_mono_mic_mux_controls = 319 SOC_DAPM_ENUM("Route", wm9713_enum[2]); 320 321 /* mono output mux */ 322 static const struct snd_kcontrol_new wm9713_mono_mux_controls = 323 SOC_DAPM_ENUM("Route", wm9713_enum[7]); 324 325 /* speaker left output mux */ 326 static const struct snd_kcontrol_new wm9713_hp_spkl_mux_controls = 327 SOC_DAPM_ENUM("Route", wm9713_enum[8]); 328 329 /* speaker right output mux */ 330 static const struct snd_kcontrol_new wm9713_hp_spkr_mux_controls = 331 SOC_DAPM_ENUM("Route", wm9713_enum[9]); 332 333 /* headphone left output mux */ 334 static const struct snd_kcontrol_new wm9713_hpl_out_mux_controls = 335 SOC_DAPM_ENUM("Route", wm9713_enum[10]); 336 337 /* headphone right output mux */ 338 static const struct snd_kcontrol_new wm9713_hpr_out_mux_controls = 339 SOC_DAPM_ENUM("Route", wm9713_enum[11]); 340 341 /* Out3 mux */ 342 static const struct snd_kcontrol_new wm9713_out3_mux_controls = 343 SOC_DAPM_ENUM("Route", wm9713_enum[12]); 344 345 /* Out4 mux */ 346 static const struct snd_kcontrol_new wm9713_out4_mux_controls = 347 SOC_DAPM_ENUM("Route", wm9713_enum[13]); 348 349 /* DAC inv mux 1 */ 350 static const struct snd_kcontrol_new wm9713_dac_inv1_mux_controls = 351 SOC_DAPM_ENUM("Route", wm9713_enum[14]); 352 353 /* DAC inv mux 2 */ 354 static const struct snd_kcontrol_new wm9713_dac_inv2_mux_controls = 355 SOC_DAPM_ENUM("Route", wm9713_enum[15]); 356 357 /* Capture source left */ 358 static const struct snd_kcontrol_new wm9713_rec_srcl_mux_controls = 359 SOC_DAPM_ENUM("Route", wm9713_enum[3]); 360 361 /* Capture source right */ 362 static const struct snd_kcontrol_new wm9713_rec_srcr_mux_controls = 363 SOC_DAPM_ENUM("Route", wm9713_enum[4]); 364 365 /* mic source */ 366 static const struct snd_kcontrol_new wm9713_mic_sel_mux_controls = 367 SOC_DAPM_ENUM("Route", wm9713_enum[18]); 368 369 /* mic source B virtual control */ 370 static const struct snd_kcontrol_new wm9713_micb_sel_mux_controls = 371 SOC_DAPM_ENUM("Route", wm9713_enum[19]); 372 373 static const struct snd_soc_dapm_widget wm9713_dapm_widgets[] = { 374 SND_SOC_DAPM_MUX("Capture Headphone Mux", SND_SOC_NOPM, 0, 0, 375 &wm9713_hp_rec_mux_controls), 376 SND_SOC_DAPM_MUX("Sidetone Mux", SND_SOC_NOPM, 0, 0, 377 &wm9713_hp_mic_mux_controls), 378 SND_SOC_DAPM_MUX("Capture Mono Mux", SND_SOC_NOPM, 0, 0, 379 &wm9713_mono_mic_mux_controls), 380 SND_SOC_DAPM_MUX("Mono Out Mux", SND_SOC_NOPM, 0, 0, 381 &wm9713_mono_mux_controls), 382 SND_SOC_DAPM_MUX("Left Speaker Out Mux", SND_SOC_NOPM, 0, 0, 383 &wm9713_hp_spkl_mux_controls), 384 SND_SOC_DAPM_MUX("Right Speaker Out Mux", SND_SOC_NOPM, 0, 0, 385 &wm9713_hp_spkr_mux_controls), 386 SND_SOC_DAPM_MUX("Left Headphone Out Mux", SND_SOC_NOPM, 0, 0, 387 &wm9713_hpl_out_mux_controls), 388 SND_SOC_DAPM_MUX("Right Headphone Out Mux", SND_SOC_NOPM, 0, 0, 389 &wm9713_hpr_out_mux_controls), 390 SND_SOC_DAPM_MUX("Out 3 Mux", SND_SOC_NOPM, 0, 0, 391 &wm9713_out3_mux_controls), 392 SND_SOC_DAPM_MUX("Out 4 Mux", SND_SOC_NOPM, 0, 0, 393 &wm9713_out4_mux_controls), 394 SND_SOC_DAPM_MUX("DAC Inv Mux 1", SND_SOC_NOPM, 0, 0, 395 &wm9713_dac_inv1_mux_controls), 396 SND_SOC_DAPM_MUX("DAC Inv Mux 2", SND_SOC_NOPM, 0, 0, 397 &wm9713_dac_inv2_mux_controls), 398 SND_SOC_DAPM_MUX("Left Capture Source", SND_SOC_NOPM, 0, 0, 399 &wm9713_rec_srcl_mux_controls), 400 SND_SOC_DAPM_MUX("Right Capture Source", SND_SOC_NOPM, 0, 0, 401 &wm9713_rec_srcr_mux_controls), 402 SND_SOC_DAPM_MUX("Mic A Source", SND_SOC_NOPM, 0, 0, 403 &wm9713_mic_sel_mux_controls), 404 SND_SOC_DAPM_MUX("Mic B Source", SND_SOC_NOPM, 0, 0, 405 &wm9713_micb_sel_mux_controls), 406 SND_SOC_DAPM_MIXER_E("Left HP Mixer", AC97_EXTENDED_MID, 3, 1, 407 &wm9713_hpl_mixer_controls[0], ARRAY_SIZE(wm9713_hpl_mixer_controls), 408 mixer_event, SND_SOC_DAPM_POST_REG), 409 SND_SOC_DAPM_MIXER_E("Right HP Mixer", AC97_EXTENDED_MID, 2, 1, 410 &wm9713_hpr_mixer_controls[0], ARRAY_SIZE(wm9713_hpr_mixer_controls), 411 mixer_event, SND_SOC_DAPM_POST_REG), 412 SND_SOC_DAPM_MIXER("Mono Mixer", AC97_EXTENDED_MID, 0, 1, 413 &wm9713_mono_mixer_controls[0], ARRAY_SIZE(wm9713_mono_mixer_controls)), 414 SND_SOC_DAPM_MIXER("Speaker Mixer", AC97_EXTENDED_MID, 1, 1, 415 &wm9713_speaker_mixer_controls[0], 416 ARRAY_SIZE(wm9713_speaker_mixer_controls)), 417 SND_SOC_DAPM_DAC("Left DAC", "Left HiFi Playback", AC97_EXTENDED_MID, 7, 1), 418 SND_SOC_DAPM_DAC("Right DAC", "Right HiFi Playback", AC97_EXTENDED_MID, 6, 1), 419 SND_SOC_DAPM_MIXER("AC97 Mixer", SND_SOC_NOPM, 0, 0, NULL, 0), 420 SND_SOC_DAPM_MIXER("HP Mixer", SND_SOC_NOPM, 0, 0, NULL, 0), 421 SND_SOC_DAPM_MIXER("Line Mixer", SND_SOC_NOPM, 0, 0, NULL, 0), 422 SND_SOC_DAPM_MIXER("Capture Mixer", SND_SOC_NOPM, 0, 0, NULL, 0), 423 SND_SOC_DAPM_DAC("Voice DAC", "Voice Playback", AC97_EXTENDED_MID, 12, 1), 424 SND_SOC_DAPM_DAC("Aux DAC", "Aux Playback", AC97_EXTENDED_MID, 11, 1), 425 SND_SOC_DAPM_ADC("Left ADC", "Left HiFi Capture", AC97_EXTENDED_MID, 5, 1), 426 SND_SOC_DAPM_ADC("Right ADC", "Right HiFi Capture", AC97_EXTENDED_MID, 4, 1), 427 SND_SOC_DAPM_PGA("Left Headphone", AC97_EXTENDED_MSTATUS, 10, 1, NULL, 0), 428 SND_SOC_DAPM_PGA("Right Headphone", AC97_EXTENDED_MSTATUS, 9, 1, NULL, 0), 429 SND_SOC_DAPM_PGA("Left Speaker", AC97_EXTENDED_MSTATUS, 8, 1, NULL, 0), 430 SND_SOC_DAPM_PGA("Right Speaker", AC97_EXTENDED_MSTATUS, 7, 1, NULL, 0), 431 SND_SOC_DAPM_PGA("Out 3", AC97_EXTENDED_MSTATUS, 11, 1, NULL, 0), 432 SND_SOC_DAPM_PGA("Out 4", AC97_EXTENDED_MSTATUS, 12, 1, NULL, 0), 433 SND_SOC_DAPM_PGA("Mono Out", AC97_EXTENDED_MSTATUS, 13, 1, NULL, 0), 434 SND_SOC_DAPM_PGA("Left Line In", AC97_EXTENDED_MSTATUS, 6, 1, NULL, 0), 435 SND_SOC_DAPM_PGA("Right Line In", AC97_EXTENDED_MSTATUS, 5, 1, NULL, 0), 436 SND_SOC_DAPM_PGA("Mono In", AC97_EXTENDED_MSTATUS, 4, 1, NULL, 0), 437 SND_SOC_DAPM_PGA("Mic A PGA", AC97_EXTENDED_MSTATUS, 3, 1, NULL, 0), 438 SND_SOC_DAPM_PGA("Mic B PGA", AC97_EXTENDED_MSTATUS, 2, 1, NULL, 0), 439 SND_SOC_DAPM_PGA("Mic A Pre Amp", AC97_EXTENDED_MSTATUS, 1, 1, NULL, 0), 440 SND_SOC_DAPM_PGA("Mic B Pre Amp", AC97_EXTENDED_MSTATUS, 0, 1, NULL, 0), 441 SND_SOC_DAPM_MICBIAS("Mic Bias", AC97_EXTENDED_MSTATUS, 14, 1), 442 SND_SOC_DAPM_OUTPUT("MONO"), 443 SND_SOC_DAPM_OUTPUT("HPL"), 444 SND_SOC_DAPM_OUTPUT("HPR"), 445 SND_SOC_DAPM_OUTPUT("SPKL"), 446 SND_SOC_DAPM_OUTPUT("SPKR"), 447 SND_SOC_DAPM_OUTPUT("OUT3"), 448 SND_SOC_DAPM_OUTPUT("OUT4"), 449 SND_SOC_DAPM_INPUT("LINEL"), 450 SND_SOC_DAPM_INPUT("LINER"), 451 SND_SOC_DAPM_INPUT("MONOIN"), 452 SND_SOC_DAPM_INPUT("PCBEEP"), 453 SND_SOC_DAPM_INPUT("MIC1"), 454 SND_SOC_DAPM_INPUT("MIC2A"), 455 SND_SOC_DAPM_INPUT("MIC2B"), 456 SND_SOC_DAPM_VMID("VMID"), 457 }; 458 459 static const char *audio_map[][3] = { 460 /* left HP mixer */ 461 {"Left HP Mixer", "PC Beep Playback Switch", "PCBEEP"}, 462 {"Left HP Mixer", "Voice Playback Switch", "Voice DAC"}, 463 {"Left HP Mixer", "Aux Playback Switch", "Aux DAC"}, 464 {"Left HP Mixer", "Bypass Playback Switch", "Left Line In"}, 465 {"Left HP Mixer", "PCM Playback Switch", "Left DAC"}, 466 {"Left HP Mixer", "MonoIn Playback Switch", "Mono In"}, 467 {"Left HP Mixer", NULL, "Capture Headphone Mux"}, 468 469 /* right HP mixer */ 470 {"Right HP Mixer", "PC Beep Playback Switch", "PCBEEP"}, 471 {"Right HP Mixer", "Voice Playback Switch", "Voice DAC"}, 472 {"Right HP Mixer", "Aux Playback Switch", "Aux DAC"}, 473 {"Right HP Mixer", "Bypass Playback Switch", "Right Line In"}, 474 {"Right HP Mixer", "PCM Playback Switch", "Right DAC"}, 475 {"Right HP Mixer", "MonoIn Playback Switch", "Mono In"}, 476 {"Right HP Mixer", NULL, "Capture Headphone Mux"}, 477 478 /* virtual mixer - mixes left & right channels for spk and mono */ 479 {"AC97 Mixer", NULL, "Left DAC"}, 480 {"AC97 Mixer", NULL, "Right DAC"}, 481 {"Line Mixer", NULL, "Right Line In"}, 482 {"Line Mixer", NULL, "Left Line In"}, 483 {"HP Mixer", NULL, "Left HP Mixer"}, 484 {"HP Mixer", NULL, "Right HP Mixer"}, 485 {"Capture Mixer", NULL, "Left Capture Source"}, 486 {"Capture Mixer", NULL, "Right Capture Source"}, 487 488 /* speaker mixer */ 489 {"Speaker Mixer", "PC Beep Playback Switch", "PCBEEP"}, 490 {"Speaker Mixer", "Voice Playback Switch", "Voice DAC"}, 491 {"Speaker Mixer", "Aux Playback Switch", "Aux DAC"}, 492 {"Speaker Mixer", "Bypass Playback Switch", "Line Mixer"}, 493 {"Speaker Mixer", "PCM Playback Switch", "AC97 Mixer"}, 494 {"Speaker Mixer", "MonoIn Playback Switch", "Mono In"}, 495 496 /* mono mixer */ 497 {"Mono Mixer", "PC Beep Playback Switch", "PCBEEP"}, 498 {"Mono Mixer", "Voice Playback Switch", "Voice DAC"}, 499 {"Mono Mixer", "Aux Playback Switch", "Aux DAC"}, 500 {"Mono Mixer", "Bypass Playback Switch", "Line Mixer"}, 501 {"Mono Mixer", "PCM Playback Switch", "AC97 Mixer"}, 502 {"Mono Mixer", "Mic 1 Sidetone Switch", "Mic A PGA"}, 503 {"Mono Mixer", "Mic 2 Sidetone Switch", "Mic B PGA"}, 504 {"Mono Mixer", NULL, "Capture Mono Mux"}, 505 506 /* DAC inv mux 1 */ 507 {"DAC Inv Mux 1", "Mono", "Mono Mixer"}, 508 {"DAC Inv Mux 1", "Speaker", "Speaker Mixer"}, 509 {"DAC Inv Mux 1", "Left Headphone", "Left HP Mixer"}, 510 {"DAC Inv Mux 1", "Right Headphone", "Right HP Mixer"}, 511 {"DAC Inv Mux 1", "Headphone Mono", "HP Mixer"}, 512 513 /* DAC inv mux 2 */ 514 {"DAC Inv Mux 2", "Mono", "Mono Mixer"}, 515 {"DAC Inv Mux 2", "Speaker", "Speaker Mixer"}, 516 {"DAC Inv Mux 2", "Left Headphone", "Left HP Mixer"}, 517 {"DAC Inv Mux 2", "Right Headphone", "Right HP Mixer"}, 518 {"DAC Inv Mux 2", "Headphone Mono", "HP Mixer"}, 519 520 /* headphone left mux */ 521 {"Left Headphone Out Mux", "Headphone", "Left HP Mixer"}, 522 523 /* headphone right mux */ 524 {"Right Headphone Out Mux", "Headphone", "Right HP Mixer"}, 525 526 /* speaker left mux */ 527 {"Left Speaker Out Mux", "Headphone", "Left HP Mixer"}, 528 {"Left Speaker Out Mux", "Speaker", "Speaker Mixer"}, 529 {"Left Speaker Out Mux", "Inv", "DAC Inv Mux 1"}, 530 531 /* speaker right mux */ 532 {"Right Speaker Out Mux", "Headphone", "Right HP Mixer"}, 533 {"Right Speaker Out Mux", "Speaker", "Speaker Mixer"}, 534 {"Right Speaker Out Mux", "Inv", "DAC Inv Mux 2"}, 535 536 /* mono mux */ 537 {"Mono Out Mux", "Mono", "Mono Mixer"}, 538 {"Mono Out Mux", "Inv", "DAC Inv Mux 1"}, 539 540 /* out 3 mux */ 541 {"Out 3 Mux", "Inv 1", "DAC Inv Mux 1"}, 542 543 /* out 4 mux */ 544 {"Out 4 Mux", "Inv 2", "DAC Inv Mux 2"}, 545 546 /* output pga */ 547 {"HPL", NULL, "Left Headphone"}, 548 {"Left Headphone", NULL, "Left Headphone Out Mux"}, 549 {"HPR", NULL, "Right Headphone"}, 550 {"Right Headphone", NULL, "Right Headphone Out Mux"}, 551 {"OUT3", NULL, "Out 3"}, 552 {"Out 3", NULL, "Out 3 Mux"}, 553 {"OUT4", NULL, "Out 4"}, 554 {"Out 4", NULL, "Out 4 Mux"}, 555 {"SPKL", NULL, "Left Speaker"}, 556 {"Left Speaker", NULL, "Left Speaker Out Mux"}, 557 {"SPKR", NULL, "Right Speaker"}, 558 {"Right Speaker", NULL, "Right Speaker Out Mux"}, 559 {"MONO", NULL, "Mono Out"}, 560 {"Mono Out", NULL, "Mono Out Mux"}, 561 562 /* input pga */ 563 {"Left Line In", NULL, "LINEL"}, 564 {"Right Line In", NULL, "LINER"}, 565 {"Mono In", NULL, "MONOIN"}, 566 {"Mic A PGA", NULL, "Mic A Pre Amp"}, 567 {"Mic B PGA", NULL, "Mic B Pre Amp"}, 568 569 /* left capture select */ 570 {"Left Capture Source", "Mic 1", "Mic A Pre Amp"}, 571 {"Left Capture Source", "Mic 2", "Mic B Pre Amp"}, 572 {"Left Capture Source", "Line", "LINEL"}, 573 {"Left Capture Source", "Mono In", "MONOIN"}, 574 {"Left Capture Source", "Headphone", "Left HP Mixer"}, 575 {"Left Capture Source", "Speaker", "Speaker Mixer"}, 576 {"Left Capture Source", "Mono Out", "Mono Mixer"}, 577 578 /* right capture select */ 579 {"Right Capture Source", "Mic 1", "Mic A Pre Amp"}, 580 {"Right Capture Source", "Mic 2", "Mic B Pre Amp"}, 581 {"Right Capture Source", "Line", "LINER"}, 582 {"Right Capture Source", "Mono In", "MONOIN"}, 583 {"Right Capture Source", "Headphone", "Right HP Mixer"}, 584 {"Right Capture Source", "Speaker", "Speaker Mixer"}, 585 {"Right Capture Source", "Mono Out", "Mono Mixer"}, 586 587 /* left ADC */ 588 {"Left ADC", NULL, "Left Capture Source"}, 589 590 /* right ADC */ 591 {"Right ADC", NULL, "Right Capture Source"}, 592 593 /* mic */ 594 {"Mic A Pre Amp", NULL, "Mic A Source"}, 595 {"Mic A Source", "Mic 1", "MIC1"}, 596 {"Mic A Source", "Mic 2 A", "MIC2A"}, 597 {"Mic A Source", "Mic 2 B", "Mic B Source"}, 598 {"Mic B Pre Amp", "MPB", "Mic B Source"}, 599 {"Mic B Source", NULL, "MIC2B"}, 600 601 /* headphone capture */ 602 {"Capture Headphone Mux", "Stereo", "Capture Mixer"}, 603 {"Capture Headphone Mux", "Left", "Left Capture Source"}, 604 {"Capture Headphone Mux", "Right", "Right Capture Source"}, 605 606 /* mono capture */ 607 {"Capture Mono Mux", "Stereo", "Capture Mixer"}, 608 {"Capture Mono Mux", "Left", "Left Capture Source"}, 609 {"Capture Mono Mux", "Right", "Right Capture Source"}, 610 611 {NULL, NULL, NULL}, 612 }; 613 614 static int wm9713_add_widgets(struct snd_soc_codec *codec) 615 { 616 int i; 617 618 for (i = 0; i < ARRAY_SIZE(wm9713_dapm_widgets); i++) 619 snd_soc_dapm_new_control(codec, &wm9713_dapm_widgets[i]); 620 621 /* set up audio path audio_mapnects */ 622 for (i = 0; audio_map[i][0] != NULL; i++) 623 snd_soc_dapm_connect_input(codec, audio_map[i][0], 624 audio_map[i][1], audio_map[i][2]); 625 626 snd_soc_dapm_new_widgets(codec); 627 return 0; 628 } 629 630 static unsigned int ac97_read(struct snd_soc_codec *codec, 631 unsigned int reg) 632 { 633 u16 *cache = codec->reg_cache; 634 635 if (reg == AC97_RESET || reg == AC97_GPIO_STATUS || 636 reg == AC97_VENDOR_ID1 || reg == AC97_VENDOR_ID2 || 637 reg == AC97_CD) 638 return soc_ac97_ops.read(codec->ac97, reg); 639 else { 640 reg = reg >> 1; 641 642 if (reg > (ARRAY_SIZE(wm9713_reg))) 643 return -EIO; 644 645 return cache[reg]; 646 } 647 } 648 649 static int ac97_write(struct snd_soc_codec *codec, unsigned int reg, 650 unsigned int val) 651 { 652 u16 *cache = codec->reg_cache; 653 if (reg < 0x7c) 654 soc_ac97_ops.write(codec->ac97, reg, val); 655 reg = reg >> 1; 656 if (reg <= (ARRAY_SIZE(wm9713_reg))) 657 cache[reg] = val; 658 659 return 0; 660 } 661 662 /* PLL divisors */ 663 struct _pll_div { 664 u32 divsel:1; 665 u32 divctl:1; 666 u32 lf:1; 667 u32 n:4; 668 u32 k:24; 669 }; 670 671 /* The size in bits of the PLL divide multiplied by 10 672 * to allow rounding later */ 673 #define FIXED_PLL_SIZE ((1 << 22) * 10) 674 675 static void pll_factors(struct _pll_div *pll_div, unsigned int source) 676 { 677 u64 Kpart; 678 unsigned int K, Ndiv, Nmod, target; 679 680 /* The the PLL output is always 98.304MHz. */ 681 target = 98304000; 682 683 /* If the input frequency is over 14.4MHz then scale it down. */ 684 if (source > 14400000) { 685 source >>= 1; 686 pll_div->divsel = 1; 687 688 if (source > 14400000) { 689 source >>= 1; 690 pll_div->divctl = 1; 691 } else 692 pll_div->divctl = 0; 693 694 } else { 695 pll_div->divsel = 0; 696 pll_div->divctl = 0; 697 } 698 699 /* Low frequency sources require an additional divide in the 700 * loop. 701 */ 702 if (source < 8192000) { 703 pll_div->lf = 1; 704 target >>= 2; 705 } else 706 pll_div->lf = 0; 707 708 Ndiv = target / source; 709 if ((Ndiv < 5) || (Ndiv > 12)) 710 printk(KERN_WARNING 711 "WM9713 PLL N value %d out of recommended range!\n", 712 Ndiv); 713 714 pll_div->n = Ndiv; 715 Nmod = target % source; 716 Kpart = FIXED_PLL_SIZE * (long long)Nmod; 717 718 do_div(Kpart, source); 719 720 K = Kpart & 0xFFFFFFFF; 721 722 /* Check if we need to round */ 723 if ((K % 10) >= 5) 724 K += 5; 725 726 /* Move down to proper range now rounding is done */ 727 K /= 10; 728 729 pll_div->k = K; 730 } 731 732 /** 733 * Please note that changing the PLL input frequency may require 734 * resynchronisation with the AC97 controller. 735 */ 736 static int wm9713_set_pll(struct snd_soc_codec *codec, 737 int pll_id, unsigned int freq_in, unsigned int freq_out) 738 { 739 struct wm9713_priv *wm9713 = codec->private_data; 740 u16 reg, reg2; 741 struct _pll_div pll_div; 742 743 /* turn PLL off ? */ 744 if (freq_in == 0 || freq_out == 0) { 745 /* disable PLL power and select ext source */ 746 reg = ac97_read(codec, AC97_HANDSET_RATE); 747 ac97_write(codec, AC97_HANDSET_RATE, reg | 0x0080); 748 reg = ac97_read(codec, AC97_EXTENDED_MID); 749 ac97_write(codec, AC97_EXTENDED_MID, reg | 0x0200); 750 wm9713->pll_out = 0; 751 return 0; 752 } 753 754 pll_factors(&pll_div, freq_in); 755 756 if (pll_div.k == 0) { 757 reg = (pll_div.n << 12) | (pll_div.lf << 11) | 758 (pll_div.divsel << 9) | (pll_div.divctl << 8); 759 ac97_write(codec, AC97_LINE1_LEVEL, reg); 760 } else { 761 /* write the fractional k to the reg 0x46 pages */ 762 reg2 = (pll_div.n << 12) | (pll_div.lf << 11) | (1 << 10) | 763 (pll_div.divsel << 9) | (pll_div.divctl << 8); 764 765 /* K [21:20] */ 766 reg = reg2 | (0x5 << 4) | (pll_div.k >> 20); 767 ac97_write(codec, AC97_LINE1_LEVEL, reg); 768 769 /* K [19:16] */ 770 reg = reg2 | (0x4 << 4) | ((pll_div.k >> 16) & 0xf); 771 ac97_write(codec, AC97_LINE1_LEVEL, reg); 772 773 /* K [15:12] */ 774 reg = reg2 | (0x3 << 4) | ((pll_div.k >> 12) & 0xf); 775 ac97_write(codec, AC97_LINE1_LEVEL, reg); 776 777 /* K [11:8] */ 778 reg = reg2 | (0x2 << 4) | ((pll_div.k >> 8) & 0xf); 779 ac97_write(codec, AC97_LINE1_LEVEL, reg); 780 781 /* K [7:4] */ 782 reg = reg2 | (0x1 << 4) | ((pll_div.k >> 4) & 0xf); 783 ac97_write(codec, AC97_LINE1_LEVEL, reg); 784 785 reg = reg2 | (0x0 << 4) | (pll_div.k & 0xf); /* K [3:0] */ 786 ac97_write(codec, AC97_LINE1_LEVEL, reg); 787 } 788 789 /* turn PLL on and select as source */ 790 reg = ac97_read(codec, AC97_EXTENDED_MID); 791 ac97_write(codec, AC97_EXTENDED_MID, reg & 0xfdff); 792 reg = ac97_read(codec, AC97_HANDSET_RATE); 793 ac97_write(codec, AC97_HANDSET_RATE, reg & 0xff7f); 794 wm9713->pll_out = freq_out; 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_codec_dai *codec_dai, 803 int pll_id, 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_codec_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_codec_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_codec_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 |= 0x0200; 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 { 936 struct snd_soc_pcm_runtime *rtd = substream->private_data; 937 struct snd_soc_device *socdev = rtd->socdev; 938 struct snd_soc_codec *codec = socdev->codec; 939 u16 reg = ac97_read(codec, AC97_CENTER_LFE_MASTER) & 0xfff3; 940 941 switch (params_format(params)) { 942 case SNDRV_PCM_FORMAT_S16_LE: 943 break; 944 case SNDRV_PCM_FORMAT_S20_3LE: 945 reg |= 0x0004; 946 break; 947 case SNDRV_PCM_FORMAT_S24_LE: 948 reg |= 0x0008; 949 break; 950 case SNDRV_PCM_FORMAT_S32_LE: 951 reg |= 0x000c; 952 break; 953 } 954 955 /* enable PCM interface in master mode */ 956 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg); 957 return 0; 958 } 959 960 static void wm9713_voiceshutdown(struct snd_pcm_substream *substream) 961 { 962 struct snd_soc_pcm_runtime *rtd = substream->private_data; 963 struct snd_soc_device *socdev = rtd->socdev; 964 struct snd_soc_codec *codec = socdev->codec; 965 u16 status; 966 967 /* Gracefully shut down the voice interface. */ 968 status = ac97_read(codec, AC97_EXTENDED_STATUS) | 0x1000; 969 ac97_write(codec, AC97_HANDSET_RATE, 0x0280); 970 schedule_timeout_interruptible(msecs_to_jiffies(1)); 971 ac97_write(codec, AC97_HANDSET_RATE, 0x0F80); 972 ac97_write(codec, AC97_EXTENDED_MID, status); 973 } 974 975 static int ac97_hifi_prepare(struct snd_pcm_substream *substream) 976 { 977 struct snd_pcm_runtime *runtime = substream->runtime; 978 struct snd_soc_pcm_runtime *rtd = substream->private_data; 979 struct snd_soc_device *socdev = rtd->socdev; 980 struct snd_soc_codec *codec = socdev->codec; 981 int reg; 982 u16 vra; 983 984 vra = ac97_read(codec, AC97_EXTENDED_STATUS); 985 ac97_write(codec, AC97_EXTENDED_STATUS, vra | 0x1); 986 987 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) 988 reg = AC97_PCM_FRONT_DAC_RATE; 989 else 990 reg = AC97_PCM_LR_ADC_RATE; 991 992 return ac97_write(codec, reg, runtime->rate); 993 } 994 995 static int ac97_aux_prepare(struct snd_pcm_substream *substream) 996 { 997 struct snd_pcm_runtime *runtime = substream->runtime; 998 struct snd_soc_pcm_runtime *rtd = substream->private_data; 999 struct snd_soc_device *socdev = rtd->socdev; 1000 struct snd_soc_codec *codec = socdev->codec; 1001 u16 vra, xsle; 1002 1003 vra = ac97_read(codec, AC97_EXTENDED_STATUS); 1004 ac97_write(codec, AC97_EXTENDED_STATUS, vra | 0x1); 1005 xsle = ac97_read(codec, AC97_PCI_SID); 1006 ac97_write(codec, AC97_PCI_SID, xsle | 0x8000); 1007 1008 if (substream->stream != SNDRV_PCM_STREAM_PLAYBACK) 1009 return -ENODEV; 1010 1011 return ac97_write(codec, AC97_PCM_SURR_DAC_RATE, runtime->rate); 1012 } 1013 1014 #define WM9713_RATES (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_11025 |\ 1015 SNDRV_PCM_RATE_22050 | SNDRV_PCM_RATE_44100 |\ 1016 SNDRV_PCM_RATE_48000) 1017 1018 #define WM9713_PCM_FORMATS \ 1019 (SNDRV_PCM_FORMAT_S16_LE | SNDRV_PCM_FORMAT_S20_3LE | \ 1020 SNDRV_PCM_FORMAT_S24_LE) 1021 1022 struct snd_soc_codec_dai wm9713_dai[] = { 1023 { 1024 .name = "AC97 HiFi", 1025 .type = SND_SOC_DAI_AC97_BUS, 1026 .playback = { 1027 .stream_name = "HiFi Playback", 1028 .channels_min = 1, 1029 .channels_max = 2, 1030 .rates = WM9713_RATES, 1031 .formats = SNDRV_PCM_FMTBIT_S16_LE,}, 1032 .capture = { 1033 .stream_name = "HiFi Capture", 1034 .channels_min = 1, 1035 .channels_max = 2, 1036 .rates = WM9713_RATES, 1037 .formats = SNDRV_PCM_FMTBIT_S16_LE,}, 1038 .ops = { 1039 .prepare = ac97_hifi_prepare,}, 1040 .dai_ops = { 1041 .set_clkdiv = wm9713_set_dai_clkdiv, 1042 .set_pll = wm9713_set_dai_pll,}, 1043 }, 1044 { 1045 .name = "AC97 Aux", 1046 .playback = { 1047 .stream_name = "Aux Playback", 1048 .channels_min = 1, 1049 .channels_max = 1, 1050 .rates = WM9713_RATES, 1051 .formats = SNDRV_PCM_FMTBIT_S16_LE,}, 1052 .ops = { 1053 .prepare = ac97_aux_prepare,}, 1054 .dai_ops = { 1055 .set_clkdiv = wm9713_set_dai_clkdiv, 1056 .set_pll = wm9713_set_dai_pll,}, 1057 }, 1058 { 1059 .name = "WM9713 Voice", 1060 .playback = { 1061 .stream_name = "Voice Playback", 1062 .channels_min = 1, 1063 .channels_max = 1, 1064 .rates = WM9713_RATES, 1065 .formats = WM9713_PCM_FORMATS,}, 1066 .capture = { 1067 .stream_name = "Voice Capture", 1068 .channels_min = 1, 1069 .channels_max = 2, 1070 .rates = WM9713_RATES, 1071 .formats = WM9713_PCM_FORMATS,}, 1072 .ops = { 1073 .hw_params = wm9713_pcm_hw_params, 1074 .shutdown = wm9713_voiceshutdown,}, 1075 .dai_ops = { 1076 .set_clkdiv = wm9713_set_dai_clkdiv, 1077 .set_pll = wm9713_set_dai_pll, 1078 .set_fmt = wm9713_set_dai_fmt, 1079 .set_tristate = wm9713_set_dai_tristate, 1080 }, 1081 }, 1082 }; 1083 EXPORT_SYMBOL_GPL(wm9713_dai); 1084 1085 int wm9713_reset(struct snd_soc_codec *codec, int try_warm) 1086 { 1087 if (try_warm && soc_ac97_ops.warm_reset) { 1088 soc_ac97_ops.warm_reset(codec->ac97); 1089 if (!(ac97_read(codec, 0) & 0x8000)) 1090 return 1; 1091 } 1092 1093 soc_ac97_ops.reset(codec->ac97); 1094 if (ac97_read(codec, 0) & 0x8000) 1095 return -EIO; 1096 return 0; 1097 } 1098 EXPORT_SYMBOL_GPL(wm9713_reset); 1099 1100 static int wm9713_dapm_event(struct snd_soc_codec *codec, int event) 1101 { 1102 u16 reg; 1103 1104 switch (event) { 1105 case SNDRV_CTL_POWER_D0: /* full 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 SNDRV_CTL_POWER_D1: /* partial On */ 1111 case SNDRV_CTL_POWER_D2: /* partial On */ 1112 break; 1113 case SNDRV_CTL_POWER_D3hot: /* Off, with power */ 1114 /* enable master bias and vmid */ 1115 reg = ac97_read(codec, AC97_EXTENDED_MID) & 0x3bff; 1116 ac97_write(codec, AC97_EXTENDED_MID, reg); 1117 ac97_write(codec, AC97_POWERDOWN, 0x0000); 1118 break; 1119 case SNDRV_CTL_POWER_D3cold: /* Off, without power */ 1120 /* disable everything including AC link */ 1121 ac97_write(codec, AC97_EXTENDED_MID, 0xffff); 1122 ac97_write(codec, AC97_EXTENDED_MSTATUS, 0xffff); 1123 ac97_write(codec, AC97_POWERDOWN, 0xffff); 1124 break; 1125 } 1126 codec->dapm_state = event; 1127 return 0; 1128 } 1129 1130 static int wm9713_soc_suspend(struct platform_device *pdev, 1131 pm_message_t state) 1132 { 1133 struct snd_soc_device *socdev = platform_get_drvdata(pdev); 1134 struct snd_soc_codec *codec = socdev->codec; 1135 u16 reg; 1136 1137 /* Disable everything except touchpanel - that will be handled 1138 * by the touch driver and left disabled if touch is not in 1139 * use. */ 1140 reg = ac97_read(codec, AC97_EXTENDED_MID); 1141 ac97_write(codec, AC97_EXTENDED_MID, reg | 0x7fff); 1142 ac97_write(codec, AC97_EXTENDED_MSTATUS, 0xffff); 1143 ac97_write(codec, AC97_POWERDOWN, 0x6f00); 1144 ac97_write(codec, AC97_POWERDOWN, 0xffff); 1145 1146 return 0; 1147 } 1148 1149 static int wm9713_soc_resume(struct platform_device *pdev) 1150 { 1151 struct snd_soc_device *socdev = platform_get_drvdata(pdev); 1152 struct snd_soc_codec *codec = socdev->codec; 1153 struct wm9713_priv *wm9713 = codec->private_data; 1154 int i, ret; 1155 u16 *cache = codec->reg_cache; 1156 1157 ret = wm9713_reset(codec, 1); 1158 if (ret < 0) { 1159 printk(KERN_ERR "could not reset AC97 codec\n"); 1160 return ret; 1161 } 1162 1163 wm9713_dapm_event(codec, SNDRV_CTL_POWER_D3hot); 1164 1165 /* do we need to re-start the PLL ? */ 1166 if (wm9713->pll_out) 1167 wm9713_set_pll(codec, 0, wm9713->pll_in, wm9713->pll_out); 1168 1169 /* only synchronise the codec if warm reset failed */ 1170 if (ret == 0) { 1171 for (i = 2; i < ARRAY_SIZE(wm9713_reg) << 1; i += 2) { 1172 if (i == AC97_POWERDOWN || i == AC97_EXTENDED_MID || 1173 i == AC97_EXTENDED_MSTATUS || i > 0x66) 1174 continue; 1175 soc_ac97_ops.write(codec->ac97, i, cache[i>>1]); 1176 } 1177 } 1178 1179 if (codec->suspend_dapm_state == SNDRV_CTL_POWER_D0) 1180 wm9713_dapm_event(codec, SNDRV_CTL_POWER_D0); 1181 1182 return ret; 1183 } 1184 1185 static int wm9713_soc_probe(struct platform_device *pdev) 1186 { 1187 struct snd_soc_device *socdev = platform_get_drvdata(pdev); 1188 struct snd_soc_codec *codec; 1189 int ret = 0, reg; 1190 1191 printk(KERN_INFO "WM9713/WM9714 SoC Audio Codec %s\n", WM9713_VERSION); 1192 1193 socdev->codec = kzalloc(sizeof(struct snd_soc_codec), GFP_KERNEL); 1194 if (socdev->codec == NULL) 1195 return -ENOMEM; 1196 codec = socdev->codec; 1197 mutex_init(&codec->mutex); 1198 1199 codec->reg_cache = kmemdup(wm9713_reg, sizeof(wm9713_reg), GFP_KERNEL); 1200 if (codec->reg_cache == NULL) { 1201 ret = -ENOMEM; 1202 goto cache_err; 1203 } 1204 codec->reg_cache_size = sizeof(wm9713_reg); 1205 codec->reg_cache_step = 2; 1206 1207 codec->private_data = kzalloc(sizeof(struct wm9713_priv), GFP_KERNEL); 1208 if (codec->private_data == NULL) { 1209 ret = -ENOMEM; 1210 goto priv_err; 1211 } 1212 1213 codec->name = "WM9713"; 1214 codec->owner = THIS_MODULE; 1215 codec->dai = wm9713_dai; 1216 codec->num_dai = ARRAY_SIZE(wm9713_dai); 1217 codec->write = ac97_write; 1218 codec->read = ac97_read; 1219 codec->dapm_event = wm9713_dapm_event; 1220 INIT_LIST_HEAD(&codec->dapm_widgets); 1221 INIT_LIST_HEAD(&codec->dapm_paths); 1222 1223 ret = snd_soc_new_ac97_codec(codec, &soc_ac97_ops, 0); 1224 if (ret < 0) 1225 goto codec_err; 1226 1227 /* register pcms */ 1228 ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1); 1229 if (ret < 0) 1230 goto pcm_err; 1231 1232 /* do a cold reset for the controller and then try 1233 * a warm reset followed by an optional cold reset for codec */ 1234 wm9713_reset(codec, 0); 1235 ret = wm9713_reset(codec, 1); 1236 if (ret < 0) { 1237 printk(KERN_ERR "AC97 link error\n"); 1238 goto reset_err; 1239 } 1240 1241 wm9713_dapm_event(codec, SNDRV_CTL_POWER_D3hot); 1242 1243 /* unmute the adc - move to kcontrol */ 1244 reg = ac97_read(codec, AC97_CD) & 0x7fff; 1245 ac97_write(codec, AC97_CD, reg); 1246 1247 wm9713_add_controls(codec); 1248 wm9713_add_widgets(codec); 1249 ret = snd_soc_register_card(socdev); 1250 if (ret < 0) 1251 goto reset_err; 1252 return 0; 1253 1254 reset_err: 1255 snd_soc_free_pcms(socdev); 1256 1257 pcm_err: 1258 snd_soc_free_ac97_codec(codec); 1259 1260 codec_err: 1261 kfree(codec->private_data); 1262 1263 priv_err: 1264 kfree(codec->reg_cache); 1265 1266 cache_err: 1267 kfree(socdev->codec); 1268 socdev->codec = NULL; 1269 return ret; 1270 } 1271 1272 static int wm9713_soc_remove(struct platform_device *pdev) 1273 { 1274 struct snd_soc_device *socdev = platform_get_drvdata(pdev); 1275 struct snd_soc_codec *codec = socdev->codec; 1276 1277 if (codec == NULL) 1278 return 0; 1279 1280 snd_soc_dapm_free(socdev); 1281 snd_soc_free_pcms(socdev); 1282 snd_soc_free_ac97_codec(codec); 1283 kfree(codec->private_data); 1284 kfree(codec->reg_cache); 1285 kfree(codec->dai); 1286 kfree(codec); 1287 return 0; 1288 } 1289 1290 struct snd_soc_codec_device soc_codec_dev_wm9713 = { 1291 .probe = wm9713_soc_probe, 1292 .remove = wm9713_soc_remove, 1293 .suspend = wm9713_soc_suspend, 1294 .resume = wm9713_soc_resume, 1295 }; 1296 EXPORT_SYMBOL_GPL(soc_codec_dev_wm9713); 1297 1298 MODULE_DESCRIPTION("ASoC WM9713/WM9714 driver"); 1299 MODULE_AUTHOR("Liam Girdwood"); 1300 MODULE_LICENSE("GPL"); 1301