1 /* 2 * wm9713.c -- ALSA Soc WM9713 codec support 3 * 4 * Copyright 2006 Wolfson Microelectronics PLC. 5 * Author: Liam Girdwood <lrg@slimlogic.co.uk> 6 * 7 * This program is free software; you can redistribute it and/or modify it 8 * under the terms of the GNU General Public License as published by the 9 * Free Software Foundation; either version 2 of the License, or (at your 10 * option) any later version. 11 * 12 * Features:- 13 * 14 * o Support for AC97 Codec, Voice DAC and Aux DAC 15 * o Support for DAPM 16 */ 17 18 #include <linux/init.h> 19 #include <linux/module.h> 20 #include <linux/device.h> 21 #include <sound/core.h> 22 #include <sound/pcm.h> 23 #include <sound/ac97_codec.h> 24 #include <sound/initval.h> 25 #include <sound/pcm_params.h> 26 #include <sound/soc.h> 27 #include <sound/soc-dapm.h> 28 29 #include "wm9713.h" 30 31 #define WM9713_VERSION "0.15" 32 33 struct wm9713_priv { 34 u32 pll_in; /* PLL input frequency */ 35 }; 36 37 static unsigned int ac97_read(struct snd_soc_codec *codec, 38 unsigned int reg); 39 static int ac97_write(struct snd_soc_codec *codec, 40 unsigned int reg, unsigned int val); 41 42 /* 43 * WM9713 register cache 44 * Reg 0x3c bit 15 is used by touch driver. 45 */ 46 static const u16 wm9713_reg[] = { 47 0x6174, 0x8080, 0x8080, 0x8080, 48 0xc880, 0xe808, 0xe808, 0x0808, 49 0x00da, 0x8000, 0xd600, 0xaaa0, 50 0xaaa0, 0xaaa0, 0x0000, 0x0000, 51 0x0f0f, 0x0040, 0x0000, 0x7f00, 52 0x0405, 0x0410, 0xbb80, 0xbb80, 53 0x0000, 0xbb80, 0x0000, 0x4523, 54 0x0000, 0x2000, 0x7eff, 0xffff, 55 0x0000, 0x0000, 0x0080, 0x0000, 56 0x0000, 0x0000, 0xfffe, 0xffff, 57 0x0000, 0x0000, 0x0000, 0xfffe, 58 0x4000, 0x0000, 0x0000, 0x0000, 59 0xb032, 0x3e00, 0x0000, 0x0000, 60 0x0000, 0x0000, 0x0000, 0x0000, 61 0x0000, 0x0000, 0x0000, 0x0006, 62 0x0001, 0x0000, 0x574d, 0x4c13, 63 0x0000, 0x0000, 0x0000 64 }; 65 66 /* virtual HP mixers regs */ 67 #define HPL_MIXER 0x80 68 #define HPR_MIXER 0x82 69 #define MICB_MUX 0x82 70 71 static const char *wm9713_mic_mixer[] = {"Stereo", "Mic 1", "Mic 2", "Mute"}; 72 static const char *wm9713_rec_mux[] = {"Stereo", "Left", "Right", "Mute"}; 73 static const char *wm9713_rec_src[] = 74 {"Mic 1", "Mic 2", "Line", "Mono In", "Headphone", "Speaker", 75 "Mono Out", "Zh"}; 76 static const char *wm9713_rec_gain[] = {"+1.5dB Steps", "+0.75dB Steps"}; 77 static const char *wm9713_alc_select[] = {"None", "Left", "Right", "Stereo"}; 78 static const char *wm9713_mono_pga[] = {"Vmid", "Zh", "Mono", "Inv", 79 "Mono Vmid", "Inv Vmid"}; 80 static const char *wm9713_spk_pga[] = 81 {"Vmid", "Zh", "Headphone", "Speaker", "Inv", "Headphone Vmid", 82 "Speaker Vmid", "Inv Vmid"}; 83 static const char *wm9713_hp_pga[] = {"Vmid", "Zh", "Headphone", 84 "Headphone Vmid"}; 85 static const char *wm9713_out3_pga[] = {"Vmid", "Zh", "Inv 1", "Inv 1 Vmid"}; 86 static const char *wm9713_out4_pga[] = {"Vmid", "Zh", "Inv 2", "Inv 2 Vmid"}; 87 static const char *wm9713_dac_inv[] = 88 {"Off", "Mono", "Speaker", "Left Headphone", "Right Headphone", 89 "Headphone Mono", "NC", "Vmid"}; 90 static const char *wm9713_bass[] = {"Linear Control", "Adaptive Boost"}; 91 static const char *wm9713_ng_type[] = {"Constant Gain", "Mute"}; 92 static const char *wm9713_mic_select[] = {"Mic 1", "Mic 2 A", "Mic 2 B"}; 93 static const char *wm9713_micb_select[] = {"MPB", "MPA"}; 94 95 static const struct soc_enum wm9713_enum[] = { 96 SOC_ENUM_SINGLE(AC97_LINE, 3, 4, wm9713_mic_mixer), /* record mic mixer 0 */ 97 SOC_ENUM_SINGLE(AC97_VIDEO, 14, 4, wm9713_rec_mux), /* record mux hp 1 */ 98 SOC_ENUM_SINGLE(AC97_VIDEO, 9, 4, wm9713_rec_mux), /* record mux mono 2 */ 99 SOC_ENUM_SINGLE(AC97_VIDEO, 3, 8, wm9713_rec_src), /* record mux left 3 */ 100 SOC_ENUM_SINGLE(AC97_VIDEO, 0, 8, wm9713_rec_src), /* record mux right 4*/ 101 SOC_ENUM_DOUBLE(AC97_CD, 14, 6, 2, wm9713_rec_gain), /* record step size 5 */ 102 SOC_ENUM_SINGLE(AC97_PCI_SVID, 14, 4, wm9713_alc_select), /* alc source select 6*/ 103 SOC_ENUM_SINGLE(AC97_REC_GAIN, 14, 4, wm9713_mono_pga), /* mono input select 7 */ 104 SOC_ENUM_SINGLE(AC97_REC_GAIN, 11, 8, wm9713_spk_pga), /* speaker left input select 8 */ 105 SOC_ENUM_SINGLE(AC97_REC_GAIN, 8, 8, wm9713_spk_pga), /* speaker right input select 9 */ 106 SOC_ENUM_SINGLE(AC97_REC_GAIN, 6, 3, wm9713_hp_pga), /* headphone left input 10 */ 107 SOC_ENUM_SINGLE(AC97_REC_GAIN, 4, 3, wm9713_hp_pga), /* headphone right input 11 */ 108 SOC_ENUM_SINGLE(AC97_REC_GAIN, 2, 4, wm9713_out3_pga), /* out 3 source 12 */ 109 SOC_ENUM_SINGLE(AC97_REC_GAIN, 0, 4, wm9713_out4_pga), /* out 4 source 13 */ 110 SOC_ENUM_SINGLE(AC97_REC_GAIN_MIC, 13, 8, wm9713_dac_inv), /* dac invert 1 14 */ 111 SOC_ENUM_SINGLE(AC97_REC_GAIN_MIC, 10, 8, wm9713_dac_inv), /* dac invert 2 15 */ 112 SOC_ENUM_SINGLE(AC97_GENERAL_PURPOSE, 15, 2, wm9713_bass), /* bass control 16 */ 113 SOC_ENUM_SINGLE(AC97_PCI_SVID, 5, 2, wm9713_ng_type), /* noise gate type 17 */ 114 SOC_ENUM_SINGLE(AC97_3D_CONTROL, 12, 3, wm9713_mic_select), /* mic selection 18 */ 115 SOC_ENUM_SINGLE(MICB_MUX, 0, 2, wm9713_micb_select), /* mic selection 19 */ 116 }; 117 118 static const struct snd_kcontrol_new wm9713_snd_ac97_controls[] = { 119 SOC_DOUBLE("Speaker Playback Volume", AC97_MASTER, 8, 0, 31, 1), 120 SOC_DOUBLE("Speaker Playback Switch", AC97_MASTER, 15, 7, 1, 1), 121 SOC_DOUBLE("Headphone Playback Volume", AC97_HEADPHONE, 8, 0, 31, 1), 122 SOC_DOUBLE("Headphone Playback Switch", AC97_HEADPHONE, 15, 7, 1, 1), 123 SOC_DOUBLE("Line In Volume", AC97_PC_BEEP, 8, 0, 31, 1), 124 SOC_DOUBLE("PCM Playback Volume", AC97_PHONE, 8, 0, 31, 1), 125 SOC_SINGLE("Mic 1 Volume", AC97_MIC, 8, 31, 1), 126 SOC_SINGLE("Mic 2 Volume", AC97_MIC, 0, 31, 1), 127 128 SOC_SINGLE("Mic Boost (+20dB) Switch", AC97_LINE, 5, 1, 0), 129 SOC_SINGLE("Mic Headphone Mixer Volume", AC97_LINE, 0, 7, 1), 130 131 SOC_SINGLE("Capture Switch", AC97_CD, 15, 1, 1), 132 SOC_ENUM("Capture Volume Steps", wm9713_enum[5]), 133 SOC_DOUBLE("Capture Volume", AC97_CD, 8, 0, 31, 0), 134 SOC_SINGLE("Capture ZC Switch", AC97_CD, 7, 1, 0), 135 136 SOC_SINGLE("Capture to Headphone Volume", AC97_VIDEO, 11, 7, 1), 137 SOC_SINGLE("Capture to Mono Boost (+20dB) Switch", AC97_VIDEO, 8, 1, 0), 138 SOC_SINGLE("Capture ADC Boost (+20dB) Switch", AC97_VIDEO, 6, 1, 0), 139 140 SOC_SINGLE("ALC Target Volume", AC97_CODEC_CLASS_REV, 12, 15, 0), 141 SOC_SINGLE("ALC Hold Time", AC97_CODEC_CLASS_REV, 8, 15, 0), 142 SOC_SINGLE("ALC Decay Time", AC97_CODEC_CLASS_REV, 4, 15, 0), 143 SOC_SINGLE("ALC Attack Time", AC97_CODEC_CLASS_REV, 0, 15, 0), 144 SOC_ENUM("ALC Function", wm9713_enum[6]), 145 SOC_SINGLE("ALC Max Volume", AC97_PCI_SVID, 11, 7, 0), 146 SOC_SINGLE("ALC ZC Timeout", AC97_PCI_SVID, 9, 3, 0), 147 SOC_SINGLE("ALC ZC Switch", AC97_PCI_SVID, 8, 1, 0), 148 SOC_SINGLE("ALC NG Switch", AC97_PCI_SVID, 7, 1, 0), 149 SOC_ENUM("ALC NG Type", wm9713_enum[17]), 150 SOC_SINGLE("ALC NG Threshold", AC97_PCI_SVID, 0, 31, 0), 151 152 SOC_DOUBLE("Speaker Playback ZC Switch", AC97_MASTER, 14, 6, 1, 0), 153 SOC_DOUBLE("Headphone Playback ZC Switch", AC97_HEADPHONE, 14, 6, 1, 0), 154 155 SOC_SINGLE("Out4 Playback Switch", AC97_MASTER_MONO, 15, 1, 1), 156 SOC_SINGLE("Out4 Playback ZC Switch", AC97_MASTER_MONO, 14, 1, 0), 157 SOC_SINGLE("Out4 Playback Volume", AC97_MASTER_MONO, 8, 63, 1), 158 159 SOC_SINGLE("Out3 Playback Switch", AC97_MASTER_MONO, 7, 1, 1), 160 SOC_SINGLE("Out3 Playback ZC Switch", AC97_MASTER_MONO, 6, 1, 0), 161 SOC_SINGLE("Out3 Playback Volume", AC97_MASTER_MONO, 0, 63, 1), 162 163 SOC_SINGLE("Mono Capture Volume", AC97_MASTER_TONE, 8, 31, 1), 164 SOC_SINGLE("Mono Playback Switch", AC97_MASTER_TONE, 7, 1, 1), 165 SOC_SINGLE("Mono Playback ZC Switch", AC97_MASTER_TONE, 6, 1, 0), 166 SOC_SINGLE("Mono Playback Volume", AC97_MASTER_TONE, 0, 31, 1), 167 168 SOC_SINGLE("PC Beep Playback Headphone Volume", AC97_AUX, 12, 7, 1), 169 SOC_SINGLE("PC Beep Playback Speaker Volume", AC97_AUX, 8, 7, 1), 170 SOC_SINGLE("PC Beep Playback Mono Volume", AC97_AUX, 4, 7, 1), 171 172 SOC_SINGLE("Voice Playback Headphone Volume", AC97_PCM, 12, 7, 1), 173 SOC_SINGLE("Voice Playback Master Volume", AC97_PCM, 8, 7, 1), 174 SOC_SINGLE("Voice Playback Mono Volume", AC97_PCM, 4, 7, 1), 175 176 SOC_SINGLE("Aux Playback Headphone Volume", AC97_REC_SEL, 12, 7, 1), 177 SOC_SINGLE("Aux Playback Master Volume", AC97_REC_SEL, 8, 7, 1), 178 SOC_SINGLE("Aux Playback Mono Volume", AC97_REC_SEL, 4, 7, 1), 179 180 SOC_ENUM("Bass Control", wm9713_enum[16]), 181 SOC_SINGLE("Bass Cut-off Switch", AC97_GENERAL_PURPOSE, 12, 1, 1), 182 SOC_SINGLE("Tone Cut-off Switch", AC97_GENERAL_PURPOSE, 4, 1, 1), 183 SOC_SINGLE("Playback Attenuate (-6dB) Switch", AC97_GENERAL_PURPOSE, 6, 1, 0), 184 SOC_SINGLE("Bass Volume", AC97_GENERAL_PURPOSE, 8, 15, 1), 185 SOC_SINGLE("Tone Volume", AC97_GENERAL_PURPOSE, 0, 15, 1), 186 187 SOC_SINGLE("3D Upper Cut-off Switch", AC97_REC_GAIN_MIC, 5, 1, 0), 188 SOC_SINGLE("3D Lower Cut-off Switch", AC97_REC_GAIN_MIC, 4, 1, 0), 189 SOC_SINGLE("3D Depth", AC97_REC_GAIN_MIC, 0, 15, 1), 190 }; 191 192 /* We have to create a fake left and right HP mixers because 193 * the codec only has a single control that is shared by both channels. 194 * This makes it impossible to determine the audio path using the current 195 * register map, thus we add a new (virtual) register to help determine the 196 * audio route within the device. 197 */ 198 static int mixer_event(struct snd_soc_dapm_widget *w, 199 struct snd_kcontrol *kcontrol, int event) 200 { 201 u16 l, r, beep, tone, phone, rec, pcm, aux; 202 203 l = ac97_read(w->codec, HPL_MIXER); 204 r = ac97_read(w->codec, HPR_MIXER); 205 beep = ac97_read(w->codec, AC97_PC_BEEP); 206 tone = ac97_read(w->codec, AC97_MASTER_TONE); 207 phone = ac97_read(w->codec, AC97_PHONE); 208 rec = ac97_read(w->codec, AC97_REC_SEL); 209 pcm = ac97_read(w->codec, AC97_PCM); 210 aux = ac97_read(w->codec, AC97_AUX); 211 212 if (event & SND_SOC_DAPM_PRE_REG) 213 return 0; 214 if ((l & 0x1) || (r & 0x1)) 215 ac97_write(w->codec, AC97_PC_BEEP, beep & 0x7fff); 216 else 217 ac97_write(w->codec, AC97_PC_BEEP, beep | 0x8000); 218 219 if ((l & 0x2) || (r & 0x2)) 220 ac97_write(w->codec, AC97_MASTER_TONE, tone & 0x7fff); 221 else 222 ac97_write(w->codec, AC97_MASTER_TONE, tone | 0x8000); 223 224 if ((l & 0x4) || (r & 0x4)) 225 ac97_write(w->codec, AC97_PHONE, phone & 0x7fff); 226 else 227 ac97_write(w->codec, AC97_PHONE, phone | 0x8000); 228 229 if ((l & 0x8) || (r & 0x8)) 230 ac97_write(w->codec, AC97_REC_SEL, rec & 0x7fff); 231 else 232 ac97_write(w->codec, AC97_REC_SEL, rec | 0x8000); 233 234 if ((l & 0x10) || (r & 0x10)) 235 ac97_write(w->codec, AC97_PCM, pcm & 0x7fff); 236 else 237 ac97_write(w->codec, AC97_PCM, pcm | 0x8000); 238 239 if ((l & 0x20) || (r & 0x20)) 240 ac97_write(w->codec, AC97_AUX, aux & 0x7fff); 241 else 242 ac97_write(w->codec, AC97_AUX, aux | 0x8000); 243 244 return 0; 245 } 246 247 /* Left Headphone Mixers */ 248 static const struct snd_kcontrol_new wm9713_hpl_mixer_controls[] = { 249 SOC_DAPM_SINGLE("PC Beep Playback Switch", HPL_MIXER, 5, 1, 0), 250 SOC_DAPM_SINGLE("Voice Playback Switch", HPL_MIXER, 4, 1, 0), 251 SOC_DAPM_SINGLE("Aux Playback Switch", HPL_MIXER, 3, 1, 0), 252 SOC_DAPM_SINGLE("PCM Playback Switch", HPL_MIXER, 2, 1, 0), 253 SOC_DAPM_SINGLE("MonoIn Playback Switch", HPL_MIXER, 1, 1, 0), 254 SOC_DAPM_SINGLE("Bypass Playback Switch", HPL_MIXER, 0, 1, 0), 255 }; 256 257 /* Right Headphone Mixers */ 258 static const struct snd_kcontrol_new wm9713_hpr_mixer_controls[] = { 259 SOC_DAPM_SINGLE("PC Beep Playback Switch", HPR_MIXER, 5, 1, 0), 260 SOC_DAPM_SINGLE("Voice Playback Switch", HPR_MIXER, 4, 1, 0), 261 SOC_DAPM_SINGLE("Aux Playback Switch", HPR_MIXER, 3, 1, 0), 262 SOC_DAPM_SINGLE("PCM Playback Switch", HPR_MIXER, 2, 1, 0), 263 SOC_DAPM_SINGLE("MonoIn Playback Switch", HPR_MIXER, 1, 1, 0), 264 SOC_DAPM_SINGLE("Bypass Playback Switch", HPR_MIXER, 0, 1, 0), 265 }; 266 267 /* headphone capture mux */ 268 static const struct snd_kcontrol_new wm9713_hp_rec_mux_controls = 269 SOC_DAPM_ENUM("Route", wm9713_enum[1]); 270 271 /* headphone mic mux */ 272 static const struct snd_kcontrol_new wm9713_hp_mic_mux_controls = 273 SOC_DAPM_ENUM("Route", wm9713_enum[0]); 274 275 /* Speaker Mixer */ 276 static const struct snd_kcontrol_new wm9713_speaker_mixer_controls[] = { 277 SOC_DAPM_SINGLE("PC Beep Playback Switch", AC97_AUX, 11, 1, 1), 278 SOC_DAPM_SINGLE("Voice Playback Switch", AC97_PCM, 11, 1, 1), 279 SOC_DAPM_SINGLE("Aux Playback Switch", AC97_REC_SEL, 11, 1, 1), 280 SOC_DAPM_SINGLE("PCM Playback Switch", AC97_PHONE, 14, 1, 1), 281 SOC_DAPM_SINGLE("MonoIn Playback Switch", AC97_MASTER_TONE, 14, 1, 1), 282 SOC_DAPM_SINGLE("Bypass Playback Switch", AC97_PC_BEEP, 14, 1, 1), 283 }; 284 285 /* Mono Mixer */ 286 static const struct snd_kcontrol_new wm9713_mono_mixer_controls[] = { 287 SOC_DAPM_SINGLE("PC Beep Playback Switch", AC97_AUX, 7, 1, 1), 288 SOC_DAPM_SINGLE("Voice Playback Switch", AC97_PCM, 7, 1, 1), 289 SOC_DAPM_SINGLE("Aux Playback Switch", AC97_REC_SEL, 7, 1, 1), 290 SOC_DAPM_SINGLE("PCM Playback Switch", AC97_PHONE, 13, 1, 1), 291 SOC_DAPM_SINGLE("MonoIn Playback Switch", AC97_MASTER_TONE, 13, 1, 1), 292 SOC_DAPM_SINGLE("Bypass Playback Switch", AC97_PC_BEEP, 13, 1, 1), 293 SOC_DAPM_SINGLE("Mic 1 Sidetone Switch", AC97_LINE, 7, 1, 1), 294 SOC_DAPM_SINGLE("Mic 2 Sidetone Switch", AC97_LINE, 6, 1, 1), 295 }; 296 297 /* mono mic mux */ 298 static const struct snd_kcontrol_new wm9713_mono_mic_mux_controls = 299 SOC_DAPM_ENUM("Route", wm9713_enum[2]); 300 301 /* mono output mux */ 302 static const struct snd_kcontrol_new wm9713_mono_mux_controls = 303 SOC_DAPM_ENUM("Route", wm9713_enum[7]); 304 305 /* speaker left output mux */ 306 static const struct snd_kcontrol_new wm9713_hp_spkl_mux_controls = 307 SOC_DAPM_ENUM("Route", wm9713_enum[8]); 308 309 /* speaker right output mux */ 310 static const struct snd_kcontrol_new wm9713_hp_spkr_mux_controls = 311 SOC_DAPM_ENUM("Route", wm9713_enum[9]); 312 313 /* headphone left output mux */ 314 static const struct snd_kcontrol_new wm9713_hpl_out_mux_controls = 315 SOC_DAPM_ENUM("Route", wm9713_enum[10]); 316 317 /* headphone right output mux */ 318 static const struct snd_kcontrol_new wm9713_hpr_out_mux_controls = 319 SOC_DAPM_ENUM("Route", wm9713_enum[11]); 320 321 /* Out3 mux */ 322 static const struct snd_kcontrol_new wm9713_out3_mux_controls = 323 SOC_DAPM_ENUM("Route", wm9713_enum[12]); 324 325 /* Out4 mux */ 326 static const struct snd_kcontrol_new wm9713_out4_mux_controls = 327 SOC_DAPM_ENUM("Route", wm9713_enum[13]); 328 329 /* DAC inv mux 1 */ 330 static const struct snd_kcontrol_new wm9713_dac_inv1_mux_controls = 331 SOC_DAPM_ENUM("Route", wm9713_enum[14]); 332 333 /* DAC inv mux 2 */ 334 static const struct snd_kcontrol_new wm9713_dac_inv2_mux_controls = 335 SOC_DAPM_ENUM("Route", wm9713_enum[15]); 336 337 /* Capture source left */ 338 static const struct snd_kcontrol_new wm9713_rec_srcl_mux_controls = 339 SOC_DAPM_ENUM("Route", wm9713_enum[3]); 340 341 /* Capture source right */ 342 static const struct snd_kcontrol_new wm9713_rec_srcr_mux_controls = 343 SOC_DAPM_ENUM("Route", wm9713_enum[4]); 344 345 /* mic source */ 346 static const struct snd_kcontrol_new wm9713_mic_sel_mux_controls = 347 SOC_DAPM_ENUM("Route", wm9713_enum[18]); 348 349 /* mic source B virtual control */ 350 static const struct snd_kcontrol_new wm9713_micb_sel_mux_controls = 351 SOC_DAPM_ENUM("Route", wm9713_enum[19]); 352 353 static const struct snd_soc_dapm_widget wm9713_dapm_widgets[] = { 354 SND_SOC_DAPM_MUX("Capture Headphone Mux", SND_SOC_NOPM, 0, 0, 355 &wm9713_hp_rec_mux_controls), 356 SND_SOC_DAPM_MUX("Sidetone Mux", SND_SOC_NOPM, 0, 0, 357 &wm9713_hp_mic_mux_controls), 358 SND_SOC_DAPM_MUX("Capture Mono Mux", SND_SOC_NOPM, 0, 0, 359 &wm9713_mono_mic_mux_controls), 360 SND_SOC_DAPM_MUX("Mono Out Mux", SND_SOC_NOPM, 0, 0, 361 &wm9713_mono_mux_controls), 362 SND_SOC_DAPM_MUX("Left Speaker Out Mux", SND_SOC_NOPM, 0, 0, 363 &wm9713_hp_spkl_mux_controls), 364 SND_SOC_DAPM_MUX("Right Speaker Out Mux", SND_SOC_NOPM, 0, 0, 365 &wm9713_hp_spkr_mux_controls), 366 SND_SOC_DAPM_MUX("Left Headphone Out Mux", SND_SOC_NOPM, 0, 0, 367 &wm9713_hpl_out_mux_controls), 368 SND_SOC_DAPM_MUX("Right Headphone Out Mux", SND_SOC_NOPM, 0, 0, 369 &wm9713_hpr_out_mux_controls), 370 SND_SOC_DAPM_MUX("Out 3 Mux", SND_SOC_NOPM, 0, 0, 371 &wm9713_out3_mux_controls), 372 SND_SOC_DAPM_MUX("Out 4 Mux", SND_SOC_NOPM, 0, 0, 373 &wm9713_out4_mux_controls), 374 SND_SOC_DAPM_MUX("DAC Inv Mux 1", SND_SOC_NOPM, 0, 0, 375 &wm9713_dac_inv1_mux_controls), 376 SND_SOC_DAPM_MUX("DAC Inv Mux 2", SND_SOC_NOPM, 0, 0, 377 &wm9713_dac_inv2_mux_controls), 378 SND_SOC_DAPM_MUX("Left Capture Source", SND_SOC_NOPM, 0, 0, 379 &wm9713_rec_srcl_mux_controls), 380 SND_SOC_DAPM_MUX("Right Capture Source", SND_SOC_NOPM, 0, 0, 381 &wm9713_rec_srcr_mux_controls), 382 SND_SOC_DAPM_MUX("Mic A Source", SND_SOC_NOPM, 0, 0, 383 &wm9713_mic_sel_mux_controls), 384 SND_SOC_DAPM_MUX("Mic B Source", SND_SOC_NOPM, 0, 0, 385 &wm9713_micb_sel_mux_controls), 386 SND_SOC_DAPM_MIXER_E("Left HP Mixer", AC97_EXTENDED_MID, 3, 1, 387 &wm9713_hpl_mixer_controls[0], ARRAY_SIZE(wm9713_hpl_mixer_controls), 388 mixer_event, SND_SOC_DAPM_POST_REG), 389 SND_SOC_DAPM_MIXER_E("Right HP Mixer", AC97_EXTENDED_MID, 2, 1, 390 &wm9713_hpr_mixer_controls[0], ARRAY_SIZE(wm9713_hpr_mixer_controls), 391 mixer_event, SND_SOC_DAPM_POST_REG), 392 SND_SOC_DAPM_MIXER("Mono Mixer", AC97_EXTENDED_MID, 0, 1, 393 &wm9713_mono_mixer_controls[0], ARRAY_SIZE(wm9713_mono_mixer_controls)), 394 SND_SOC_DAPM_MIXER("Speaker Mixer", AC97_EXTENDED_MID, 1, 1, 395 &wm9713_speaker_mixer_controls[0], 396 ARRAY_SIZE(wm9713_speaker_mixer_controls)), 397 SND_SOC_DAPM_DAC("Left DAC", "Left HiFi Playback", AC97_EXTENDED_MID, 7, 1), 398 SND_SOC_DAPM_DAC("Right DAC", "Right HiFi Playback", AC97_EXTENDED_MID, 6, 1), 399 SND_SOC_DAPM_MIXER("AC97 Mixer", SND_SOC_NOPM, 0, 0, NULL, 0), 400 SND_SOC_DAPM_MIXER("HP Mixer", SND_SOC_NOPM, 0, 0, NULL, 0), 401 SND_SOC_DAPM_MIXER("Line Mixer", SND_SOC_NOPM, 0, 0, NULL, 0), 402 SND_SOC_DAPM_MIXER("Capture Mixer", SND_SOC_NOPM, 0, 0, NULL, 0), 403 SND_SOC_DAPM_DAC("Voice DAC", "Voice Playback", AC97_EXTENDED_MID, 12, 1), 404 SND_SOC_DAPM_DAC("Aux DAC", "Aux Playback", AC97_EXTENDED_MID, 11, 1), 405 SND_SOC_DAPM_PGA("Left ADC", AC97_EXTENDED_MID, 5, 1, NULL, 0), 406 SND_SOC_DAPM_PGA("Right ADC", AC97_EXTENDED_MID, 4, 1, NULL, 0), 407 SND_SOC_DAPM_ADC("Left HiFi ADC", "Left HiFi Capture", SND_SOC_NOPM, 0, 0), 408 SND_SOC_DAPM_ADC("Right HiFi ADC", "Right HiFi Capture", SND_SOC_NOPM, 0, 0), 409 SND_SOC_DAPM_ADC("Left Voice ADC", "Left Voice Capture", SND_SOC_NOPM, 0, 0), 410 SND_SOC_DAPM_ADC("Right Voice ADC", "Right Voice Capture", SND_SOC_NOPM, 0, 0), 411 SND_SOC_DAPM_PGA("Left Headphone", AC97_EXTENDED_MSTATUS, 10, 1, NULL, 0), 412 SND_SOC_DAPM_PGA("Right Headphone", AC97_EXTENDED_MSTATUS, 9, 1, NULL, 0), 413 SND_SOC_DAPM_PGA("Left Speaker", AC97_EXTENDED_MSTATUS, 8, 1, NULL, 0), 414 SND_SOC_DAPM_PGA("Right Speaker", AC97_EXTENDED_MSTATUS, 7, 1, NULL, 0), 415 SND_SOC_DAPM_PGA("Out 3", AC97_EXTENDED_MSTATUS, 11, 1, NULL, 0), 416 SND_SOC_DAPM_PGA("Out 4", AC97_EXTENDED_MSTATUS, 12, 1, NULL, 0), 417 SND_SOC_DAPM_PGA("Mono Out", AC97_EXTENDED_MSTATUS, 13, 1, NULL, 0), 418 SND_SOC_DAPM_PGA("Left Line In", AC97_EXTENDED_MSTATUS, 6, 1, NULL, 0), 419 SND_SOC_DAPM_PGA("Right Line In", AC97_EXTENDED_MSTATUS, 5, 1, NULL, 0), 420 SND_SOC_DAPM_PGA("Mono In", AC97_EXTENDED_MSTATUS, 4, 1, NULL, 0), 421 SND_SOC_DAPM_PGA("Mic A PGA", AC97_EXTENDED_MSTATUS, 3, 1, NULL, 0), 422 SND_SOC_DAPM_PGA("Mic B PGA", AC97_EXTENDED_MSTATUS, 2, 1, NULL, 0), 423 SND_SOC_DAPM_PGA("Mic A Pre Amp", AC97_EXTENDED_MSTATUS, 1, 1, NULL, 0), 424 SND_SOC_DAPM_PGA("Mic B Pre Amp", AC97_EXTENDED_MSTATUS, 0, 1, NULL, 0), 425 SND_SOC_DAPM_MICBIAS("Mic Bias", AC97_EXTENDED_MSTATUS, 14, 1), 426 SND_SOC_DAPM_OUTPUT("MONO"), 427 SND_SOC_DAPM_OUTPUT("HPL"), 428 SND_SOC_DAPM_OUTPUT("HPR"), 429 SND_SOC_DAPM_OUTPUT("SPKL"), 430 SND_SOC_DAPM_OUTPUT("SPKR"), 431 SND_SOC_DAPM_OUTPUT("OUT3"), 432 SND_SOC_DAPM_OUTPUT("OUT4"), 433 SND_SOC_DAPM_INPUT("LINEL"), 434 SND_SOC_DAPM_INPUT("LINER"), 435 SND_SOC_DAPM_INPUT("MONOIN"), 436 SND_SOC_DAPM_INPUT("PCBEEP"), 437 SND_SOC_DAPM_INPUT("MIC1"), 438 SND_SOC_DAPM_INPUT("MIC2A"), 439 SND_SOC_DAPM_INPUT("MIC2B"), 440 SND_SOC_DAPM_VMID("VMID"), 441 }; 442 443 static const struct snd_soc_dapm_route audio_map[] = { 444 /* left HP mixer */ 445 {"Left HP Mixer", "PC Beep Playback Switch", "PCBEEP"}, 446 {"Left HP Mixer", "Voice Playback Switch", "Voice DAC"}, 447 {"Left HP Mixer", "Aux Playback Switch", "Aux DAC"}, 448 {"Left HP Mixer", "Bypass Playback Switch", "Left Line In"}, 449 {"Left HP Mixer", "PCM Playback Switch", "Left DAC"}, 450 {"Left HP Mixer", "MonoIn Playback Switch", "Mono In"}, 451 {"Left HP Mixer", NULL, "Capture Headphone Mux"}, 452 453 /* right HP mixer */ 454 {"Right HP Mixer", "PC Beep Playback Switch", "PCBEEP"}, 455 {"Right HP Mixer", "Voice Playback Switch", "Voice DAC"}, 456 {"Right HP Mixer", "Aux Playback Switch", "Aux DAC"}, 457 {"Right HP Mixer", "Bypass Playback Switch", "Right Line In"}, 458 {"Right HP Mixer", "PCM Playback Switch", "Right DAC"}, 459 {"Right HP Mixer", "MonoIn Playback Switch", "Mono In"}, 460 {"Right HP Mixer", NULL, "Capture Headphone Mux"}, 461 462 /* virtual mixer - mixes left & right channels for spk and mono */ 463 {"AC97 Mixer", NULL, "Left DAC"}, 464 {"AC97 Mixer", NULL, "Right DAC"}, 465 {"Line Mixer", NULL, "Right Line In"}, 466 {"Line Mixer", NULL, "Left Line In"}, 467 {"HP Mixer", NULL, "Left HP Mixer"}, 468 {"HP Mixer", NULL, "Right HP Mixer"}, 469 {"Capture Mixer", NULL, "Left Capture Source"}, 470 {"Capture Mixer", NULL, "Right Capture Source"}, 471 472 /* speaker mixer */ 473 {"Speaker Mixer", "PC Beep Playback Switch", "PCBEEP"}, 474 {"Speaker Mixer", "Voice Playback Switch", "Voice DAC"}, 475 {"Speaker Mixer", "Aux Playback Switch", "Aux DAC"}, 476 {"Speaker Mixer", "Bypass Playback Switch", "Line Mixer"}, 477 {"Speaker Mixer", "PCM Playback Switch", "AC97 Mixer"}, 478 {"Speaker Mixer", "MonoIn Playback Switch", "Mono In"}, 479 480 /* mono mixer */ 481 {"Mono Mixer", "PC Beep Playback Switch", "PCBEEP"}, 482 {"Mono Mixer", "Voice Playback Switch", "Voice DAC"}, 483 {"Mono Mixer", "Aux Playback Switch", "Aux DAC"}, 484 {"Mono Mixer", "Bypass Playback Switch", "Line Mixer"}, 485 {"Mono Mixer", "PCM Playback Switch", "AC97 Mixer"}, 486 {"Mono Mixer", "Mic 1 Sidetone Switch", "Mic A PGA"}, 487 {"Mono Mixer", "Mic 2 Sidetone Switch", "Mic B PGA"}, 488 {"Mono Mixer", NULL, "Capture Mono Mux"}, 489 490 /* DAC inv mux 1 */ 491 {"DAC Inv Mux 1", "Mono", "Mono Mixer"}, 492 {"DAC Inv Mux 1", "Speaker", "Speaker Mixer"}, 493 {"DAC Inv Mux 1", "Left Headphone", "Left HP Mixer"}, 494 {"DAC Inv Mux 1", "Right Headphone", "Right HP Mixer"}, 495 {"DAC Inv Mux 1", "Headphone Mono", "HP Mixer"}, 496 497 /* DAC inv mux 2 */ 498 {"DAC Inv Mux 2", "Mono", "Mono Mixer"}, 499 {"DAC Inv Mux 2", "Speaker", "Speaker Mixer"}, 500 {"DAC Inv Mux 2", "Left Headphone", "Left HP Mixer"}, 501 {"DAC Inv Mux 2", "Right Headphone", "Right HP Mixer"}, 502 {"DAC Inv Mux 2", "Headphone Mono", "HP Mixer"}, 503 504 /* headphone left mux */ 505 {"Left Headphone Out Mux", "Headphone", "Left HP Mixer"}, 506 507 /* headphone right mux */ 508 {"Right Headphone Out Mux", "Headphone", "Right HP Mixer"}, 509 510 /* speaker left mux */ 511 {"Left Speaker Out Mux", "Headphone", "Left HP Mixer"}, 512 {"Left Speaker Out Mux", "Speaker", "Speaker Mixer"}, 513 {"Left Speaker Out Mux", "Inv", "DAC Inv Mux 1"}, 514 515 /* speaker right mux */ 516 {"Right Speaker Out Mux", "Headphone", "Right HP Mixer"}, 517 {"Right Speaker Out Mux", "Speaker", "Speaker Mixer"}, 518 {"Right Speaker Out Mux", "Inv", "DAC Inv Mux 2"}, 519 520 /* mono mux */ 521 {"Mono Out Mux", "Mono", "Mono Mixer"}, 522 {"Mono Out Mux", "Inv", "DAC Inv Mux 1"}, 523 524 /* out 3 mux */ 525 {"Out 3 Mux", "Inv 1", "DAC Inv Mux 1"}, 526 527 /* out 4 mux */ 528 {"Out 4 Mux", "Inv 2", "DAC Inv Mux 2"}, 529 530 /* output pga */ 531 {"HPL", NULL, "Left Headphone"}, 532 {"Left Headphone", NULL, "Left Headphone Out Mux"}, 533 {"HPR", NULL, "Right Headphone"}, 534 {"Right Headphone", NULL, "Right Headphone Out Mux"}, 535 {"OUT3", NULL, "Out 3"}, 536 {"Out 3", NULL, "Out 3 Mux"}, 537 {"OUT4", NULL, "Out 4"}, 538 {"Out 4", NULL, "Out 4 Mux"}, 539 {"SPKL", NULL, "Left Speaker"}, 540 {"Left Speaker", NULL, "Left Speaker Out Mux"}, 541 {"SPKR", NULL, "Right Speaker"}, 542 {"Right Speaker", NULL, "Right Speaker Out Mux"}, 543 {"MONO", NULL, "Mono Out"}, 544 {"Mono Out", NULL, "Mono Out Mux"}, 545 546 /* input pga */ 547 {"Left Line In", NULL, "LINEL"}, 548 {"Right Line In", NULL, "LINER"}, 549 {"Mono In", NULL, "MONOIN"}, 550 {"Mic A PGA", NULL, "Mic A Pre Amp"}, 551 {"Mic B PGA", NULL, "Mic B Pre Amp"}, 552 553 /* left capture select */ 554 {"Left Capture Source", "Mic 1", "Mic A Pre Amp"}, 555 {"Left Capture Source", "Mic 2", "Mic B Pre Amp"}, 556 {"Left Capture Source", "Line", "LINEL"}, 557 {"Left Capture Source", "Mono In", "MONOIN"}, 558 {"Left Capture Source", "Headphone", "Left HP Mixer"}, 559 {"Left Capture Source", "Speaker", "Speaker Mixer"}, 560 {"Left Capture Source", "Mono Out", "Mono Mixer"}, 561 562 /* right capture select */ 563 {"Right Capture Source", "Mic 1", "Mic A Pre Amp"}, 564 {"Right Capture Source", "Mic 2", "Mic B Pre Amp"}, 565 {"Right Capture Source", "Line", "LINER"}, 566 {"Right Capture Source", "Mono In", "MONOIN"}, 567 {"Right Capture Source", "Headphone", "Right HP Mixer"}, 568 {"Right Capture Source", "Speaker", "Speaker Mixer"}, 569 {"Right Capture Source", "Mono Out", "Mono Mixer"}, 570 571 /* left ADC */ 572 {"Left ADC", NULL, "Left Capture Source"}, 573 {"Left Voice ADC", NULL, "Left ADC"}, 574 {"Left HiFi ADC", NULL, "Left ADC"}, 575 576 /* right ADC */ 577 {"Right ADC", NULL, "Right Capture Source"}, 578 {"Right Voice ADC", NULL, "Right ADC"}, 579 {"Right HiFi ADC", NULL, "Right ADC"}, 580 581 /* mic */ 582 {"Mic A Pre Amp", NULL, "Mic A Source"}, 583 {"Mic A Source", "Mic 1", "MIC1"}, 584 {"Mic A Source", "Mic 2 A", "MIC2A"}, 585 {"Mic A Source", "Mic 2 B", "Mic B Source"}, 586 {"Mic B Pre Amp", "MPB", "Mic B Source"}, 587 {"Mic B Source", NULL, "MIC2B"}, 588 589 /* headphone capture */ 590 {"Capture Headphone Mux", "Stereo", "Capture Mixer"}, 591 {"Capture Headphone Mux", "Left", "Left Capture Source"}, 592 {"Capture Headphone Mux", "Right", "Right Capture Source"}, 593 594 /* mono capture */ 595 {"Capture Mono Mux", "Stereo", "Capture Mixer"}, 596 {"Capture Mono Mux", "Left", "Left Capture Source"}, 597 {"Capture Mono Mux", "Right", "Right Capture Source"}, 598 }; 599 600 static int wm9713_add_widgets(struct snd_soc_codec *codec) 601 { 602 snd_soc_dapm_new_controls(codec, wm9713_dapm_widgets, 603 ARRAY_SIZE(wm9713_dapm_widgets)); 604 605 snd_soc_dapm_add_routes(codec, audio_map, ARRAY_SIZE(audio_map)); 606 607 snd_soc_dapm_new_widgets(codec); 608 return 0; 609 } 610 611 static unsigned int ac97_read(struct snd_soc_codec *codec, 612 unsigned int reg) 613 { 614 u16 *cache = codec->reg_cache; 615 616 if (reg == AC97_RESET || reg == AC97_GPIO_STATUS || 617 reg == AC97_VENDOR_ID1 || reg == AC97_VENDOR_ID2 || 618 reg == AC97_CD) 619 return soc_ac97_ops.read(codec->ac97, reg); 620 else { 621 reg = reg >> 1; 622 623 if (reg >= (ARRAY_SIZE(wm9713_reg))) 624 return -EIO; 625 626 return cache[reg]; 627 } 628 } 629 630 static int ac97_write(struct snd_soc_codec *codec, unsigned int reg, 631 unsigned int val) 632 { 633 u16 *cache = codec->reg_cache; 634 if (reg < 0x7c) 635 soc_ac97_ops.write(codec->ac97, reg, val); 636 reg = reg >> 1; 637 if (reg < (ARRAY_SIZE(wm9713_reg))) 638 cache[reg] = val; 639 640 return 0; 641 } 642 643 /* PLL divisors */ 644 struct _pll_div { 645 u32 divsel:1; 646 u32 divctl:1; 647 u32 lf:1; 648 u32 n:4; 649 u32 k:24; 650 }; 651 652 /* The size in bits of the PLL divide multiplied by 10 653 * to allow rounding later */ 654 #define FIXED_PLL_SIZE ((1 << 22) * 10) 655 656 static void pll_factors(struct _pll_div *pll_div, unsigned int source) 657 { 658 u64 Kpart; 659 unsigned int K, Ndiv, Nmod, target; 660 661 /* The the PLL output is always 98.304MHz. */ 662 target = 98304000; 663 664 /* If the input frequency is over 14.4MHz then scale it down. */ 665 if (source > 14400000) { 666 source >>= 1; 667 pll_div->divsel = 1; 668 669 if (source > 14400000) { 670 source >>= 1; 671 pll_div->divctl = 1; 672 } else 673 pll_div->divctl = 0; 674 675 } else { 676 pll_div->divsel = 0; 677 pll_div->divctl = 0; 678 } 679 680 /* Low frequency sources require an additional divide in the 681 * loop. 682 */ 683 if (source < 8192000) { 684 pll_div->lf = 1; 685 target >>= 2; 686 } else 687 pll_div->lf = 0; 688 689 Ndiv = target / source; 690 if ((Ndiv < 5) || (Ndiv > 12)) 691 printk(KERN_WARNING 692 "WM9713 PLL N value %d out of recommended range!\n", 693 Ndiv); 694 695 pll_div->n = Ndiv; 696 Nmod = target % source; 697 Kpart = FIXED_PLL_SIZE * (long long)Nmod; 698 699 do_div(Kpart, source); 700 701 K = Kpart & 0xFFFFFFFF; 702 703 /* Check if we need to round */ 704 if ((K % 10) >= 5) 705 K += 5; 706 707 /* Move down to proper range now rounding is done */ 708 K /= 10; 709 710 pll_div->k = K; 711 } 712 713 /** 714 * Please note that changing the PLL input frequency may require 715 * resynchronisation with the AC97 controller. 716 */ 717 static int wm9713_set_pll(struct snd_soc_codec *codec, 718 int pll_id, unsigned int freq_in, unsigned int freq_out) 719 { 720 struct wm9713_priv *wm9713 = codec->private_data; 721 u16 reg, reg2; 722 struct _pll_div pll_div; 723 724 /* turn PLL off ? */ 725 if (freq_in == 0) { 726 /* disable PLL power and select ext source */ 727 reg = ac97_read(codec, AC97_HANDSET_RATE); 728 ac97_write(codec, AC97_HANDSET_RATE, reg | 0x0080); 729 reg = ac97_read(codec, AC97_EXTENDED_MID); 730 ac97_write(codec, AC97_EXTENDED_MID, reg | 0x0200); 731 wm9713->pll_in = 0; 732 return 0; 733 } 734 735 pll_factors(&pll_div, freq_in); 736 737 if (pll_div.k == 0) { 738 reg = (pll_div.n << 12) | (pll_div.lf << 11) | 739 (pll_div.divsel << 9) | (pll_div.divctl << 8); 740 ac97_write(codec, AC97_LINE1_LEVEL, reg); 741 } else { 742 /* write the fractional k to the reg 0x46 pages */ 743 reg2 = (pll_div.n << 12) | (pll_div.lf << 11) | (1 << 10) | 744 (pll_div.divsel << 9) | (pll_div.divctl << 8); 745 746 /* K [21:20] */ 747 reg = reg2 | (0x5 << 4) | (pll_div.k >> 20); 748 ac97_write(codec, AC97_LINE1_LEVEL, reg); 749 750 /* K [19:16] */ 751 reg = reg2 | (0x4 << 4) | ((pll_div.k >> 16) & 0xf); 752 ac97_write(codec, AC97_LINE1_LEVEL, reg); 753 754 /* K [15:12] */ 755 reg = reg2 | (0x3 << 4) | ((pll_div.k >> 12) & 0xf); 756 ac97_write(codec, AC97_LINE1_LEVEL, reg); 757 758 /* K [11:8] */ 759 reg = reg2 | (0x2 << 4) | ((pll_div.k >> 8) & 0xf); 760 ac97_write(codec, AC97_LINE1_LEVEL, reg); 761 762 /* K [7:4] */ 763 reg = reg2 | (0x1 << 4) | ((pll_div.k >> 4) & 0xf); 764 ac97_write(codec, AC97_LINE1_LEVEL, reg); 765 766 reg = reg2 | (0x0 << 4) | (pll_div.k & 0xf); /* K [3:0] */ 767 ac97_write(codec, AC97_LINE1_LEVEL, reg); 768 } 769 770 /* turn PLL on and select as source */ 771 reg = ac97_read(codec, AC97_EXTENDED_MID); 772 ac97_write(codec, AC97_EXTENDED_MID, reg & 0xfdff); 773 reg = ac97_read(codec, AC97_HANDSET_RATE); 774 ac97_write(codec, AC97_HANDSET_RATE, reg & 0xff7f); 775 wm9713->pll_in = freq_in; 776 777 /* wait 10ms AC97 link frames for the link to stabilise */ 778 schedule_timeout_interruptible(msecs_to_jiffies(10)); 779 return 0; 780 } 781 782 static int wm9713_set_dai_pll(struct snd_soc_dai *codec_dai, 783 int pll_id, unsigned int freq_in, unsigned int freq_out) 784 { 785 struct snd_soc_codec *codec = codec_dai->codec; 786 return wm9713_set_pll(codec, pll_id, freq_in, freq_out); 787 } 788 789 /* 790 * Tristate the PCM DAI lines, tristate can be disabled by calling 791 * wm9713_set_dai_fmt() 792 */ 793 static int wm9713_set_dai_tristate(struct snd_soc_dai *codec_dai, 794 int tristate) 795 { 796 struct snd_soc_codec *codec = codec_dai->codec; 797 u16 reg = ac97_read(codec, AC97_CENTER_LFE_MASTER) & 0x9fff; 798 799 if (tristate) 800 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg); 801 802 return 0; 803 } 804 805 /* 806 * Configure WM9713 clock dividers. 807 * Voice DAC needs 256 FS 808 */ 809 static int wm9713_set_dai_clkdiv(struct snd_soc_dai *codec_dai, 810 int div_id, int div) 811 { 812 struct snd_soc_codec *codec = codec_dai->codec; 813 u16 reg; 814 815 switch (div_id) { 816 case WM9713_PCMCLK_DIV: 817 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0xf0ff; 818 ac97_write(codec, AC97_HANDSET_RATE, reg | div); 819 break; 820 case WM9713_CLKA_MULT: 821 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0xfffd; 822 ac97_write(codec, AC97_HANDSET_RATE, reg | div); 823 break; 824 case WM9713_CLKB_MULT: 825 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0xfffb; 826 ac97_write(codec, AC97_HANDSET_RATE, reg | div); 827 break; 828 case WM9713_HIFI_DIV: 829 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0x8fff; 830 ac97_write(codec, AC97_HANDSET_RATE, reg | div); 831 break; 832 case WM9713_PCMBCLK_DIV: 833 reg = ac97_read(codec, AC97_CENTER_LFE_MASTER) & 0xf1ff; 834 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg | div); 835 break; 836 case WM9713_PCMCLK_PLL_DIV: 837 reg = ac97_read(codec, AC97_LINE1_LEVEL) & 0xff80; 838 ac97_write(codec, AC97_LINE1_LEVEL, reg | 0x60 | div); 839 break; 840 case WM9713_HIFI_PLL_DIV: 841 reg = ac97_read(codec, AC97_LINE1_LEVEL) & 0xff80; 842 ac97_write(codec, AC97_LINE1_LEVEL, reg | 0x70 | div); 843 break; 844 default: 845 return -EINVAL; 846 } 847 848 return 0; 849 } 850 851 static int wm9713_set_dai_fmt(struct snd_soc_dai *codec_dai, 852 unsigned int fmt) 853 { 854 struct snd_soc_codec *codec = codec_dai->codec; 855 u16 gpio = ac97_read(codec, AC97_GPIO_CFG) & 0xffc5; 856 u16 reg = 0x8000; 857 858 /* clock masters */ 859 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { 860 case SND_SOC_DAIFMT_CBM_CFM: 861 reg |= 0x4000; 862 gpio |= 0x0010; 863 break; 864 case SND_SOC_DAIFMT_CBM_CFS: 865 reg |= 0x6000; 866 gpio |= 0x0018; 867 break; 868 case SND_SOC_DAIFMT_CBS_CFS: 869 reg |= 0x2000; 870 gpio |= 0x001a; 871 break; 872 case SND_SOC_DAIFMT_CBS_CFM: 873 gpio |= 0x0012; 874 break; 875 } 876 877 /* clock inversion */ 878 switch (fmt & SND_SOC_DAIFMT_INV_MASK) { 879 case SND_SOC_DAIFMT_IB_IF: 880 reg |= 0x00c0; 881 break; 882 case SND_SOC_DAIFMT_IB_NF: 883 reg |= 0x0080; 884 break; 885 case SND_SOC_DAIFMT_NB_IF: 886 reg |= 0x0040; 887 break; 888 } 889 890 /* DAI format */ 891 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { 892 case SND_SOC_DAIFMT_I2S: 893 reg |= 0x0002; 894 break; 895 case SND_SOC_DAIFMT_RIGHT_J: 896 break; 897 case SND_SOC_DAIFMT_LEFT_J: 898 reg |= 0x0001; 899 break; 900 case SND_SOC_DAIFMT_DSP_A: 901 reg |= 0x0003; 902 break; 903 case SND_SOC_DAIFMT_DSP_B: 904 reg |= 0x0043; 905 break; 906 } 907 908 ac97_write(codec, AC97_GPIO_CFG, gpio); 909 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg); 910 return 0; 911 } 912 913 static int wm9713_pcm_hw_params(struct snd_pcm_substream *substream, 914 struct snd_pcm_hw_params *params, 915 struct snd_soc_dai *dai) 916 { 917 struct snd_soc_codec *codec = dai->codec; 918 u16 reg = ac97_read(codec, AC97_CENTER_LFE_MASTER) & 0xfff3; 919 920 switch (params_format(params)) { 921 case SNDRV_PCM_FORMAT_S16_LE: 922 break; 923 case SNDRV_PCM_FORMAT_S20_3LE: 924 reg |= 0x0004; 925 break; 926 case SNDRV_PCM_FORMAT_S24_LE: 927 reg |= 0x0008; 928 break; 929 case SNDRV_PCM_FORMAT_S32_LE: 930 reg |= 0x000c; 931 break; 932 } 933 934 /* enable PCM interface in master mode */ 935 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg); 936 return 0; 937 } 938 939 static void wm9713_voiceshutdown(struct snd_pcm_substream *substream, 940 struct snd_soc_dai *dai) 941 { 942 struct snd_soc_codec *codec = dai->codec; 943 u16 status, rate; 944 945 /* Gracefully shut down the voice interface. */ 946 status = ac97_read(codec, AC97_EXTENDED_STATUS) | 0x1000; 947 rate = ac97_read(codec, AC97_HANDSET_RATE) & 0xF0FF; 948 ac97_write(codec, AC97_HANDSET_RATE, rate | 0x0200); 949 schedule_timeout_interruptible(msecs_to_jiffies(1)); 950 ac97_write(codec, AC97_HANDSET_RATE, rate | 0x0F00); 951 ac97_write(codec, AC97_EXTENDED_MID, status); 952 } 953 954 static int ac97_hifi_prepare(struct snd_pcm_substream *substream, 955 struct snd_soc_dai *dai) 956 { 957 struct snd_soc_codec *codec = dai->codec; 958 struct snd_pcm_runtime *runtime = substream->runtime; 959 int reg; 960 u16 vra; 961 962 vra = ac97_read(codec, AC97_EXTENDED_STATUS); 963 ac97_write(codec, AC97_EXTENDED_STATUS, vra | 0x1); 964 965 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) 966 reg = AC97_PCM_FRONT_DAC_RATE; 967 else 968 reg = AC97_PCM_LR_ADC_RATE; 969 970 return ac97_write(codec, reg, runtime->rate); 971 } 972 973 static int ac97_aux_prepare(struct snd_pcm_substream *substream, 974 struct snd_soc_dai *dai) 975 { 976 struct snd_soc_codec *codec = dai->codec; 977 struct snd_pcm_runtime *runtime = substream->runtime; 978 u16 vra, xsle; 979 980 vra = ac97_read(codec, AC97_EXTENDED_STATUS); 981 ac97_write(codec, AC97_EXTENDED_STATUS, vra | 0x1); 982 xsle = ac97_read(codec, AC97_PCI_SID); 983 ac97_write(codec, AC97_PCI_SID, xsle | 0x8000); 984 985 if (substream->stream != SNDRV_PCM_STREAM_PLAYBACK) 986 return -ENODEV; 987 988 return ac97_write(codec, AC97_PCM_SURR_DAC_RATE, runtime->rate); 989 } 990 991 #define WM9713_RATES (SNDRV_PCM_RATE_8000 | \ 992 SNDRV_PCM_RATE_11025 | \ 993 SNDRV_PCM_RATE_22050 | \ 994 SNDRV_PCM_RATE_44100 | \ 995 SNDRV_PCM_RATE_48000) 996 997 #define WM9713_PCM_RATES (SNDRV_PCM_RATE_8000 | \ 998 SNDRV_PCM_RATE_11025 | \ 999 SNDRV_PCM_RATE_16000 | \ 1000 SNDRV_PCM_RATE_22050 | \ 1001 SNDRV_PCM_RATE_44100 | \ 1002 SNDRV_PCM_RATE_48000) 1003 1004 #define WM9713_PCM_FORMATS \ 1005 (SNDRV_PCM_FORMAT_S16_LE | SNDRV_PCM_FORMAT_S20_3LE | \ 1006 SNDRV_PCM_FORMAT_S24_LE) 1007 1008 static struct snd_soc_dai_ops wm9713_dai_ops_hifi = { 1009 .prepare = ac97_hifi_prepare, 1010 .set_clkdiv = wm9713_set_dai_clkdiv, 1011 .set_pll = wm9713_set_dai_pll, 1012 }; 1013 1014 static struct snd_soc_dai_ops wm9713_dai_ops_aux = { 1015 .prepare = ac97_aux_prepare, 1016 .set_clkdiv = wm9713_set_dai_clkdiv, 1017 .set_pll = wm9713_set_dai_pll, 1018 }; 1019 1020 static struct snd_soc_dai_ops wm9713_dai_ops_voice = { 1021 .hw_params = wm9713_pcm_hw_params, 1022 .shutdown = wm9713_voiceshutdown, 1023 .set_clkdiv = wm9713_set_dai_clkdiv, 1024 .set_pll = wm9713_set_dai_pll, 1025 .set_fmt = wm9713_set_dai_fmt, 1026 .set_tristate = wm9713_set_dai_tristate, 1027 }; 1028 1029 struct snd_soc_dai wm9713_dai[] = { 1030 { 1031 .name = "AC97 HiFi", 1032 .ac97_control = 1, 1033 .playback = { 1034 .stream_name = "HiFi Playback", 1035 .channels_min = 1, 1036 .channels_max = 2, 1037 .rates = WM9713_RATES, 1038 .formats = SNDRV_PCM_FMTBIT_S16_LE,}, 1039 .capture = { 1040 .stream_name = "HiFi Capture", 1041 .channels_min = 1, 1042 .channels_max = 2, 1043 .rates = WM9713_RATES, 1044 .formats = SNDRV_PCM_FMTBIT_S16_LE,}, 1045 .ops = &wm9713_dai_ops_hifi, 1046 }, 1047 { 1048 .name = "AC97 Aux", 1049 .playback = { 1050 .stream_name = "Aux Playback", 1051 .channels_min = 1, 1052 .channels_max = 1, 1053 .rates = WM9713_RATES, 1054 .formats = SNDRV_PCM_FMTBIT_S16_LE,}, 1055 .ops = &wm9713_dai_ops_aux, 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 = &wm9713_dai_ops_voice, 1072 }, 1073 }; 1074 EXPORT_SYMBOL_GPL(wm9713_dai); 1075 1076 int wm9713_reset(struct snd_soc_codec *codec, int try_warm) 1077 { 1078 if (try_warm && soc_ac97_ops.warm_reset) { 1079 soc_ac97_ops.warm_reset(codec->ac97); 1080 if (ac97_read(codec, 0) == wm9713_reg[0]) 1081 return 1; 1082 } 1083 1084 soc_ac97_ops.reset(codec->ac97); 1085 if (soc_ac97_ops.warm_reset) 1086 soc_ac97_ops.warm_reset(codec->ac97); 1087 if (ac97_read(codec, 0) != wm9713_reg[0]) 1088 return -EIO; 1089 return 0; 1090 } 1091 EXPORT_SYMBOL_GPL(wm9713_reset); 1092 1093 static int wm9713_set_bias_level(struct snd_soc_codec *codec, 1094 enum snd_soc_bias_level level) 1095 { 1096 u16 reg; 1097 1098 switch (level) { 1099 case SND_SOC_BIAS_ON: 1100 /* enable thermal shutdown */ 1101 reg = ac97_read(codec, AC97_EXTENDED_MID) & 0x1bff; 1102 ac97_write(codec, AC97_EXTENDED_MID, reg); 1103 break; 1104 case SND_SOC_BIAS_PREPARE: 1105 break; 1106 case SND_SOC_BIAS_STANDBY: 1107 /* enable master bias and vmid */ 1108 reg = ac97_read(codec, AC97_EXTENDED_MID) & 0x3bff; 1109 ac97_write(codec, AC97_EXTENDED_MID, reg); 1110 ac97_write(codec, AC97_POWERDOWN, 0x0000); 1111 break; 1112 case SND_SOC_BIAS_OFF: 1113 /* disable everything including AC link */ 1114 ac97_write(codec, AC97_EXTENDED_MID, 0xffff); 1115 ac97_write(codec, AC97_EXTENDED_MSTATUS, 0xffff); 1116 ac97_write(codec, AC97_POWERDOWN, 0xffff); 1117 break; 1118 } 1119 codec->bias_level = level; 1120 return 0; 1121 } 1122 1123 static int wm9713_soc_suspend(struct platform_device *pdev, 1124 pm_message_t state) 1125 { 1126 struct snd_soc_device *socdev = platform_get_drvdata(pdev); 1127 struct snd_soc_codec *codec = socdev->card->codec; 1128 u16 reg; 1129 1130 /* Disable everything except touchpanel - that will be handled 1131 * by the touch driver and left disabled if touch is not in 1132 * use. */ 1133 reg = ac97_read(codec, AC97_EXTENDED_MID); 1134 ac97_write(codec, AC97_EXTENDED_MID, reg | 0x7fff); 1135 ac97_write(codec, AC97_EXTENDED_MSTATUS, 0xffff); 1136 ac97_write(codec, AC97_POWERDOWN, 0x6f00); 1137 ac97_write(codec, AC97_POWERDOWN, 0xffff); 1138 1139 return 0; 1140 } 1141 1142 static int wm9713_soc_resume(struct platform_device *pdev) 1143 { 1144 struct snd_soc_device *socdev = platform_get_drvdata(pdev); 1145 struct snd_soc_codec *codec = socdev->card->codec; 1146 struct wm9713_priv *wm9713 = codec->private_data; 1147 int i, ret; 1148 u16 *cache = codec->reg_cache; 1149 1150 ret = wm9713_reset(codec, 1); 1151 if (ret < 0) { 1152 printk(KERN_ERR "could not reset AC97 codec\n"); 1153 return ret; 1154 } 1155 1156 wm9713_set_bias_level(codec, SND_SOC_BIAS_STANDBY); 1157 1158 /* do we need to re-start the PLL ? */ 1159 if (wm9713->pll_in) 1160 wm9713_set_pll(codec, 0, wm9713->pll_in, 0); 1161 1162 /* only synchronise the codec if warm reset failed */ 1163 if (ret == 0) { 1164 for (i = 2; i < ARRAY_SIZE(wm9713_reg) << 1; i += 2) { 1165 if (i == AC97_POWERDOWN || i == AC97_EXTENDED_MID || 1166 i == AC97_EXTENDED_MSTATUS || i > 0x66) 1167 continue; 1168 soc_ac97_ops.write(codec->ac97, i, cache[i>>1]); 1169 } 1170 } 1171 1172 if (codec->suspend_bias_level == SND_SOC_BIAS_ON) 1173 wm9713_set_bias_level(codec, SND_SOC_BIAS_ON); 1174 1175 return ret; 1176 } 1177 1178 static int wm9713_soc_probe(struct platform_device *pdev) 1179 { 1180 struct snd_soc_device *socdev = platform_get_drvdata(pdev); 1181 struct snd_soc_codec *codec; 1182 int ret = 0, reg; 1183 1184 printk(KERN_INFO "WM9713/WM9714 SoC Audio Codec %s\n", WM9713_VERSION); 1185 1186 socdev->card->codec = kzalloc(sizeof(struct snd_soc_codec), 1187 GFP_KERNEL); 1188 if (socdev->card->codec == NULL) 1189 return -ENOMEM; 1190 codec = socdev->card->codec; 1191 mutex_init(&codec->mutex); 1192 1193 codec->reg_cache = kmemdup(wm9713_reg, sizeof(wm9713_reg), GFP_KERNEL); 1194 if (codec->reg_cache == NULL) { 1195 ret = -ENOMEM; 1196 goto cache_err; 1197 } 1198 codec->reg_cache_size = sizeof(wm9713_reg); 1199 codec->reg_cache_step = 2; 1200 1201 codec->private_data = kzalloc(sizeof(struct wm9713_priv), GFP_KERNEL); 1202 if (codec->private_data == NULL) { 1203 ret = -ENOMEM; 1204 goto priv_err; 1205 } 1206 1207 codec->name = "WM9713"; 1208 codec->owner = THIS_MODULE; 1209 codec->dai = wm9713_dai; 1210 codec->num_dai = ARRAY_SIZE(wm9713_dai); 1211 codec->write = ac97_write; 1212 codec->read = ac97_read; 1213 codec->set_bias_level = wm9713_set_bias_level; 1214 INIT_LIST_HEAD(&codec->dapm_widgets); 1215 INIT_LIST_HEAD(&codec->dapm_paths); 1216 1217 ret = snd_soc_new_ac97_codec(codec, &soc_ac97_ops, 0); 1218 if (ret < 0) 1219 goto codec_err; 1220 1221 /* register pcms */ 1222 ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1); 1223 if (ret < 0) 1224 goto pcm_err; 1225 1226 /* do a cold reset for the controller and then try 1227 * a warm reset followed by an optional cold reset for codec */ 1228 wm9713_reset(codec, 0); 1229 ret = wm9713_reset(codec, 1); 1230 if (ret < 0) { 1231 printk(KERN_ERR "Failed to reset WM9713: AC97 link error\n"); 1232 goto reset_err; 1233 } 1234 1235 wm9713_set_bias_level(codec, SND_SOC_BIAS_STANDBY); 1236 1237 /* unmute the adc - move to kcontrol */ 1238 reg = ac97_read(codec, AC97_CD) & 0x7fff; 1239 ac97_write(codec, AC97_CD, reg); 1240 1241 snd_soc_add_controls(codec, wm9713_snd_ac97_controls, 1242 ARRAY_SIZE(wm9713_snd_ac97_controls)); 1243 wm9713_add_widgets(codec); 1244 ret = snd_soc_init_card(socdev); 1245 if (ret < 0) 1246 goto reset_err; 1247 return 0; 1248 1249 reset_err: 1250 snd_soc_free_pcms(socdev); 1251 1252 pcm_err: 1253 snd_soc_free_ac97_codec(codec); 1254 1255 codec_err: 1256 kfree(codec->private_data); 1257 1258 priv_err: 1259 kfree(codec->reg_cache); 1260 1261 cache_err: 1262 kfree(socdev->card->codec); 1263 socdev->card->codec = NULL; 1264 return ret; 1265 } 1266 1267 static int wm9713_soc_remove(struct platform_device *pdev) 1268 { 1269 struct snd_soc_device *socdev = platform_get_drvdata(pdev); 1270 struct snd_soc_codec *codec = socdev->card->codec; 1271 1272 if (codec == NULL) 1273 return 0; 1274 1275 snd_soc_dapm_free(socdev); 1276 snd_soc_free_pcms(socdev); 1277 snd_soc_free_ac97_codec(codec); 1278 kfree(codec->private_data); 1279 kfree(codec->reg_cache); 1280 kfree(codec); 1281 return 0; 1282 } 1283 1284 struct snd_soc_codec_device soc_codec_dev_wm9713 = { 1285 .probe = wm9713_soc_probe, 1286 .remove = wm9713_soc_remove, 1287 .suspend = wm9713_soc_suspend, 1288 .resume = wm9713_soc_resume, 1289 }; 1290 EXPORT_SYMBOL_GPL(soc_codec_dev_wm9713); 1291 1292 MODULE_DESCRIPTION("ASoC WM9713/WM9714 driver"); 1293 MODULE_AUTHOR("Liam Girdwood"); 1294 MODULE_LICENSE("GPL"); 1295