1 /* 2 * wm9713.c -- ALSA Soc WM9713 codec support 3 * 4 * Copyright 2006-10 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/slab.h> 20 #include <linux/module.h> 21 #include <linux/device.h> 22 #include <sound/core.h> 23 #include <sound/pcm.h> 24 #include <sound/ac97_codec.h> 25 #include <sound/initval.h> 26 #include <sound/pcm_params.h> 27 #include <sound/tlv.h> 28 #include <sound/soc.h> 29 30 #include "wm9713.h" 31 32 struct wm9713_priv { 33 u32 pll_in; /* PLL input frequency */ 34 }; 35 36 static unsigned int ac97_read(struct snd_soc_codec *codec, 37 unsigned int reg); 38 static int ac97_write(struct snd_soc_codec *codec, 39 unsigned int reg, unsigned int val); 40 41 /* 42 * WM9713 register cache 43 * Reg 0x3c bit 15 is used by touch driver. 44 */ 45 static const u16 wm9713_reg[] = { 46 0x6174, 0x8080, 0x8080, 0x8080, 47 0xc880, 0xe808, 0xe808, 0x0808, 48 0x00da, 0x8000, 0xd600, 0xaaa0, 49 0xaaa0, 0xaaa0, 0x0000, 0x0000, 50 0x0f0f, 0x0040, 0x0000, 0x7f00, 51 0x0405, 0x0410, 0xbb80, 0xbb80, 52 0x0000, 0xbb80, 0x0000, 0x4523, 53 0x0000, 0x2000, 0x7eff, 0xffff, 54 0x0000, 0x0000, 0x0080, 0x0000, 55 0x0000, 0x0000, 0xfffe, 0xffff, 56 0x0000, 0x0000, 0x0000, 0xfffe, 57 0x4000, 0x0000, 0x0000, 0x0000, 58 0xb032, 0x3e00, 0x0000, 0x0000, 59 0x0000, 0x0000, 0x0000, 0x0000, 60 0x0000, 0x0000, 0x0000, 0x0006, 61 0x0001, 0x0000, 0x574d, 0x4c13, 62 0x0000, 0x0000, 0x0000 63 }; 64 65 /* virtual HP mixers regs */ 66 #define HPL_MIXER 0x80 67 #define HPR_MIXER 0x82 68 #define MICB_MUX 0x82 69 70 static const char *wm9713_mic_mixer[] = {"Stereo", "Mic 1", "Mic 2", "Mute"}; 71 static const char *wm9713_rec_mux[] = {"Stereo", "Left", "Right", "Mute"}; 72 static const char *wm9713_rec_src[] = 73 {"Mic 1", "Mic 2", "Line", "Mono In", "Headphone", "Speaker", 74 "Mono Out", "Zh"}; 75 static const char *wm9713_rec_gain[] = {"+1.5dB Steps", "+0.75dB Steps"}; 76 static const char *wm9713_alc_select[] = {"None", "Left", "Right", "Stereo"}; 77 static const char *wm9713_mono_pga[] = {"Vmid", "Zh", "Mono", "Inv", 78 "Mono Vmid", "Inv Vmid"}; 79 static const char *wm9713_spk_pga[] = 80 {"Vmid", "Zh", "Headphone", "Speaker", "Inv", "Headphone Vmid", 81 "Speaker Vmid", "Inv Vmid"}; 82 static const char *wm9713_hp_pga[] = {"Vmid", "Zh", "Headphone", 83 "Headphone Vmid"}; 84 static const char *wm9713_out3_pga[] = {"Vmid", "Zh", "Inv 1", "Inv 1 Vmid"}; 85 static const char *wm9713_out4_pga[] = {"Vmid", "Zh", "Inv 2", "Inv 2 Vmid"}; 86 static const char *wm9713_dac_inv[] = 87 {"Off", "Mono", "Speaker", "Left Headphone", "Right Headphone", 88 "Headphone Mono", "NC", "Vmid"}; 89 static const char *wm9713_bass[] = {"Linear Control", "Adaptive Boost"}; 90 static const char *wm9713_ng_type[] = {"Constant Gain", "Mute"}; 91 static const char *wm9713_mic_select[] = {"Mic 1", "Mic 2 A", "Mic 2 B"}; 92 static const char *wm9713_micb_select[] = {"MPB", "MPA"}; 93 94 static const struct soc_enum wm9713_enum[] = { 95 SOC_ENUM_SINGLE(AC97_LINE, 3, 4, wm9713_mic_mixer), /* record mic mixer 0 */ 96 SOC_ENUM_SINGLE(AC97_VIDEO, 14, 4, wm9713_rec_mux), /* record mux hp 1 */ 97 SOC_ENUM_SINGLE(AC97_VIDEO, 9, 4, wm9713_rec_mux), /* record mux mono 2 */ 98 SOC_ENUM_SINGLE(AC97_VIDEO, 3, 8, wm9713_rec_src), /* record mux left 3 */ 99 SOC_ENUM_SINGLE(AC97_VIDEO, 0, 8, wm9713_rec_src), /* record mux right 4*/ 100 SOC_ENUM_DOUBLE(AC97_CD, 14, 6, 2, wm9713_rec_gain), /* record step size 5 */ 101 SOC_ENUM_SINGLE(AC97_PCI_SVID, 14, 4, wm9713_alc_select), /* alc source select 6*/ 102 SOC_ENUM_SINGLE(AC97_REC_GAIN, 14, 4, wm9713_mono_pga), /* mono input select 7 */ 103 SOC_ENUM_SINGLE(AC97_REC_GAIN, 11, 8, wm9713_spk_pga), /* speaker left input select 8 */ 104 SOC_ENUM_SINGLE(AC97_REC_GAIN, 8, 8, wm9713_spk_pga), /* speaker right input select 9 */ 105 SOC_ENUM_SINGLE(AC97_REC_GAIN, 6, 3, wm9713_hp_pga), /* headphone left input 10 */ 106 SOC_ENUM_SINGLE(AC97_REC_GAIN, 4, 3, wm9713_hp_pga), /* headphone right input 11 */ 107 SOC_ENUM_SINGLE(AC97_REC_GAIN, 2, 4, wm9713_out3_pga), /* out 3 source 12 */ 108 SOC_ENUM_SINGLE(AC97_REC_GAIN, 0, 4, wm9713_out4_pga), /* out 4 source 13 */ 109 SOC_ENUM_SINGLE(AC97_REC_GAIN_MIC, 13, 8, wm9713_dac_inv), /* dac invert 1 14 */ 110 SOC_ENUM_SINGLE(AC97_REC_GAIN_MIC, 10, 8, wm9713_dac_inv), /* dac invert 2 15 */ 111 SOC_ENUM_SINGLE(AC97_GENERAL_PURPOSE, 15, 2, wm9713_bass), /* bass control 16 */ 112 SOC_ENUM_SINGLE(AC97_PCI_SVID, 5, 2, wm9713_ng_type), /* noise gate type 17 */ 113 SOC_ENUM_SINGLE(AC97_3D_CONTROL, 12, 3, wm9713_mic_select), /* mic selection 18 */ 114 SOC_ENUM_SINGLE(MICB_MUX, 0, 2, wm9713_micb_select), /* mic selection 19 */ 115 }; 116 117 static const DECLARE_TLV_DB_SCALE(out_tlv, -4650, 150, 0); 118 static const DECLARE_TLV_DB_SCALE(main_tlv, -3450, 150, 0); 119 static const DECLARE_TLV_DB_SCALE(misc_tlv, -1500, 300, 0); 120 static unsigned int mic_tlv[] = { 121 TLV_DB_RANGE_HEAD(2), 122 0, 2, TLV_DB_SCALE_ITEM(1200, 600, 0), 123 3, 3, TLV_DB_SCALE_ITEM(3000, 0, 0), 124 }; 125 126 static const struct snd_kcontrol_new wm9713_snd_ac97_controls[] = { 127 SOC_DOUBLE_TLV("Speaker Playback Volume", AC97_MASTER, 8, 0, 31, 1, out_tlv), 128 SOC_DOUBLE("Speaker Playback Switch", AC97_MASTER, 15, 7, 1, 1), 129 SOC_DOUBLE_TLV("Headphone Playback Volume", AC97_HEADPHONE, 8, 0, 31, 1, 130 out_tlv), 131 SOC_DOUBLE("Headphone Playback Switch", AC97_HEADPHONE, 15, 7, 1, 1), 132 SOC_DOUBLE_TLV("Line In Volume", AC97_PC_BEEP, 8, 0, 31, 1, main_tlv), 133 SOC_DOUBLE_TLV("PCM Playback Volume", AC97_PHONE, 8, 0, 31, 1, main_tlv), 134 SOC_SINGLE_TLV("Mic 1 Volume", AC97_MIC, 8, 31, 1, main_tlv), 135 SOC_SINGLE_TLV("Mic 2 Volume", AC97_MIC, 0, 31, 1, main_tlv), 136 SOC_SINGLE_TLV("Mic 1 Preamp Volume", AC97_3D_CONTROL, 10, 3, 0, mic_tlv), 137 SOC_SINGLE_TLV("Mic 2 Preamp Volume", AC97_3D_CONTROL, 12, 3, 0, mic_tlv), 138 139 SOC_SINGLE("Mic Boost (+20dB) Switch", AC97_LINE, 5, 1, 0), 140 SOC_SINGLE("Mic Headphone Mixer Volume", AC97_LINE, 0, 7, 1), 141 142 SOC_SINGLE("Capture Switch", AC97_CD, 15, 1, 1), 143 SOC_ENUM("Capture Volume Steps", wm9713_enum[5]), 144 SOC_DOUBLE("Capture Volume", AC97_CD, 8, 0, 31, 0), 145 SOC_SINGLE("Capture ZC Switch", AC97_CD, 7, 1, 0), 146 147 SOC_SINGLE_TLV("Capture to Headphone Volume", AC97_VIDEO, 11, 7, 1, misc_tlv), 148 SOC_SINGLE("Capture to Mono Boost (+20dB) Switch", AC97_VIDEO, 8, 1, 0), 149 SOC_SINGLE("Capture ADC Boost (+20dB) Switch", AC97_VIDEO, 6, 1, 0), 150 151 SOC_SINGLE("ALC Target Volume", AC97_CODEC_CLASS_REV, 12, 15, 0), 152 SOC_SINGLE("ALC Hold Time", AC97_CODEC_CLASS_REV, 8, 15, 0), 153 SOC_SINGLE("ALC Decay Time", AC97_CODEC_CLASS_REV, 4, 15, 0), 154 SOC_SINGLE("ALC Attack Time", AC97_CODEC_CLASS_REV, 0, 15, 0), 155 SOC_ENUM("ALC Function", wm9713_enum[6]), 156 SOC_SINGLE("ALC Max Volume", AC97_PCI_SVID, 11, 7, 0), 157 SOC_SINGLE("ALC ZC Timeout", AC97_PCI_SVID, 9, 3, 0), 158 SOC_SINGLE("ALC ZC Switch", AC97_PCI_SVID, 8, 1, 0), 159 SOC_SINGLE("ALC NG Switch", AC97_PCI_SVID, 7, 1, 0), 160 SOC_ENUM("ALC NG Type", wm9713_enum[17]), 161 SOC_SINGLE("ALC NG Threshold", AC97_PCI_SVID, 0, 31, 0), 162 163 SOC_DOUBLE("Speaker Playback ZC Switch", AC97_MASTER, 14, 6, 1, 0), 164 SOC_DOUBLE("Headphone Playback ZC Switch", AC97_HEADPHONE, 14, 6, 1, 0), 165 166 SOC_SINGLE("Out4 Playback Switch", AC97_MASTER_MONO, 15, 1, 1), 167 SOC_SINGLE("Out4 Playback ZC Switch", AC97_MASTER_MONO, 14, 1, 0), 168 SOC_SINGLE_TLV("Out4 Playback Volume", AC97_MASTER_MONO, 8, 31, 1, out_tlv), 169 170 SOC_SINGLE("Out3 Playback Switch", AC97_MASTER_MONO, 7, 1, 1), 171 SOC_SINGLE("Out3 Playback ZC Switch", AC97_MASTER_MONO, 6, 1, 0), 172 SOC_SINGLE_TLV("Out3 Playback Volume", AC97_MASTER_MONO, 0, 31, 1, out_tlv), 173 174 SOC_SINGLE_TLV("Mono Capture Volume", AC97_MASTER_TONE, 8, 31, 1, main_tlv), 175 SOC_SINGLE("Mono Playback Switch", AC97_MASTER_TONE, 7, 1, 1), 176 SOC_SINGLE("Mono Playback ZC Switch", AC97_MASTER_TONE, 6, 1, 0), 177 SOC_SINGLE_TLV("Mono Playback Volume", AC97_MASTER_TONE, 0, 31, 1, out_tlv), 178 179 SOC_SINGLE_TLV("Headphone Mixer Beep Playback Volume", AC97_AUX, 12, 7, 1, 180 misc_tlv), 181 SOC_SINGLE_TLV("Speaker Mixer Beep Playback Volume", AC97_AUX, 8, 7, 1, 182 misc_tlv), 183 SOC_SINGLE_TLV("Mono Mixer Beep Playback Volume", AC97_AUX, 4, 7, 1, misc_tlv), 184 185 SOC_SINGLE_TLV("Voice Playback Headphone Volume", AC97_PCM, 12, 7, 1, 186 misc_tlv), 187 SOC_SINGLE("Voice Playback Master Volume", AC97_PCM, 8, 7, 1), 188 SOC_SINGLE("Voice Playback Mono Volume", AC97_PCM, 4, 7, 1), 189 190 SOC_SINGLE_TLV("Headphone Mixer Aux Playback Volume", AC97_REC_SEL, 12, 7, 1, 191 misc_tlv), 192 193 SOC_SINGLE_TLV("Speaker Mixer Voice Playback Volume", AC97_PCM, 8, 7, 1, 194 misc_tlv), 195 SOC_SINGLE_TLV("Speaker Mixer Aux Playback Volume", AC97_REC_SEL, 8, 7, 1, 196 misc_tlv), 197 198 SOC_SINGLE_TLV("Mono Mixer Voice Playback Volume", AC97_PCM, 4, 7, 1, 199 misc_tlv), 200 SOC_SINGLE_TLV("Mono Mixer Aux Playback Volume", AC97_REC_SEL, 4, 7, 1, 201 misc_tlv), 202 203 SOC_SINGLE("Aux Playback Headphone Volume", AC97_REC_SEL, 12, 7, 1), 204 SOC_SINGLE("Aux Playback Master Volume", AC97_REC_SEL, 8, 7, 1), 205 206 SOC_ENUM("Bass Control", wm9713_enum[16]), 207 SOC_SINGLE("Bass Cut-off Switch", AC97_GENERAL_PURPOSE, 12, 1, 1), 208 SOC_SINGLE("Tone Cut-off Switch", AC97_GENERAL_PURPOSE, 4, 1, 1), 209 SOC_SINGLE("Playback Attenuate (-6dB) Switch", AC97_GENERAL_PURPOSE, 6, 1, 0), 210 SOC_SINGLE("Bass Volume", AC97_GENERAL_PURPOSE, 8, 15, 1), 211 SOC_SINGLE("Tone Volume", AC97_GENERAL_PURPOSE, 0, 15, 1), 212 213 SOC_SINGLE("3D Upper Cut-off Switch", AC97_REC_GAIN_MIC, 5, 1, 0), 214 SOC_SINGLE("3D Lower Cut-off Switch", AC97_REC_GAIN_MIC, 4, 1, 0), 215 SOC_SINGLE("3D Depth", AC97_REC_GAIN_MIC, 0, 15, 1), 216 }; 217 218 static int wm9713_voice_shutdown(struct snd_soc_dapm_widget *w, 219 struct snd_kcontrol *kcontrol, int event) 220 { 221 struct snd_soc_codec *codec = w->codec; 222 u16 status, rate; 223 224 BUG_ON(event != SND_SOC_DAPM_PRE_PMD); 225 226 /* Gracefully shut down the voice interface. */ 227 status = ac97_read(codec, AC97_EXTENDED_MID) | 0x1000; 228 rate = ac97_read(codec, AC97_HANDSET_RATE) & 0xF0FF; 229 ac97_write(codec, AC97_HANDSET_RATE, rate | 0x0200); 230 schedule_timeout_interruptible(msecs_to_jiffies(1)); 231 ac97_write(codec, AC97_HANDSET_RATE, rate | 0x0F00); 232 ac97_write(codec, AC97_EXTENDED_MID, status); 233 234 return 0; 235 } 236 237 238 /* We have to create a fake left and right HP mixers because 239 * the codec only has a single control that is shared by both channels. 240 * This makes it impossible to determine the audio path using the current 241 * register map, thus we add a new (virtual) register to help determine the 242 * audio route within the device. 243 */ 244 static int mixer_event(struct snd_soc_dapm_widget *w, 245 struct snd_kcontrol *kcontrol, int event) 246 { 247 u16 l, r, beep, tone, phone, rec, pcm, aux; 248 249 l = ac97_read(w->codec, HPL_MIXER); 250 r = ac97_read(w->codec, HPR_MIXER); 251 beep = ac97_read(w->codec, AC97_PC_BEEP); 252 tone = ac97_read(w->codec, AC97_MASTER_TONE); 253 phone = ac97_read(w->codec, AC97_PHONE); 254 rec = ac97_read(w->codec, AC97_REC_SEL); 255 pcm = ac97_read(w->codec, AC97_PCM); 256 aux = ac97_read(w->codec, AC97_AUX); 257 258 if (event & SND_SOC_DAPM_PRE_REG) 259 return 0; 260 if ((l & 0x1) || (r & 0x1)) 261 ac97_write(w->codec, AC97_PC_BEEP, beep & 0x7fff); 262 else 263 ac97_write(w->codec, AC97_PC_BEEP, beep | 0x8000); 264 265 if ((l & 0x2) || (r & 0x2)) 266 ac97_write(w->codec, AC97_MASTER_TONE, tone & 0x7fff); 267 else 268 ac97_write(w->codec, AC97_MASTER_TONE, tone | 0x8000); 269 270 if ((l & 0x4) || (r & 0x4)) 271 ac97_write(w->codec, AC97_PHONE, phone & 0x7fff); 272 else 273 ac97_write(w->codec, AC97_PHONE, phone | 0x8000); 274 275 if ((l & 0x8) || (r & 0x8)) 276 ac97_write(w->codec, AC97_REC_SEL, rec & 0x7fff); 277 else 278 ac97_write(w->codec, AC97_REC_SEL, rec | 0x8000); 279 280 if ((l & 0x10) || (r & 0x10)) 281 ac97_write(w->codec, AC97_PCM, pcm & 0x7fff); 282 else 283 ac97_write(w->codec, AC97_PCM, pcm | 0x8000); 284 285 if ((l & 0x20) || (r & 0x20)) 286 ac97_write(w->codec, AC97_AUX, aux & 0x7fff); 287 else 288 ac97_write(w->codec, AC97_AUX, aux | 0x8000); 289 290 return 0; 291 } 292 293 /* Left Headphone Mixers */ 294 static const struct snd_kcontrol_new wm9713_hpl_mixer_controls[] = { 295 SOC_DAPM_SINGLE("Beep Playback Switch", HPL_MIXER, 5, 1, 0), 296 SOC_DAPM_SINGLE("Voice Playback Switch", HPL_MIXER, 4, 1, 0), 297 SOC_DAPM_SINGLE("Aux Playback Switch", HPL_MIXER, 3, 1, 0), 298 SOC_DAPM_SINGLE("PCM Playback Switch", HPL_MIXER, 2, 1, 0), 299 SOC_DAPM_SINGLE("MonoIn Playback Switch", HPL_MIXER, 1, 1, 0), 300 SOC_DAPM_SINGLE("Bypass Playback Switch", HPL_MIXER, 0, 1, 0), 301 }; 302 303 /* Right Headphone Mixers */ 304 static const struct snd_kcontrol_new wm9713_hpr_mixer_controls[] = { 305 SOC_DAPM_SINGLE("Beep Playback Switch", HPR_MIXER, 5, 1, 0), 306 SOC_DAPM_SINGLE("Voice Playback Switch", HPR_MIXER, 4, 1, 0), 307 SOC_DAPM_SINGLE("Aux Playback Switch", HPR_MIXER, 3, 1, 0), 308 SOC_DAPM_SINGLE("PCM Playback Switch", HPR_MIXER, 2, 1, 0), 309 SOC_DAPM_SINGLE("MonoIn Playback Switch", HPR_MIXER, 1, 1, 0), 310 SOC_DAPM_SINGLE("Bypass Playback Switch", HPR_MIXER, 0, 1, 0), 311 }; 312 313 /* headphone capture mux */ 314 static const struct snd_kcontrol_new wm9713_hp_rec_mux_controls = 315 SOC_DAPM_ENUM("Route", wm9713_enum[1]); 316 317 /* headphone mic mux */ 318 static const struct snd_kcontrol_new wm9713_hp_mic_mux_controls = 319 SOC_DAPM_ENUM("Route", wm9713_enum[0]); 320 321 /* Speaker Mixer */ 322 static const struct snd_kcontrol_new wm9713_speaker_mixer_controls[] = { 323 SOC_DAPM_SINGLE("Beep Playback Switch", AC97_AUX, 11, 1, 1), 324 SOC_DAPM_SINGLE("Voice Playback Switch", AC97_PCM, 11, 1, 1), 325 SOC_DAPM_SINGLE("Aux Playback Switch", AC97_REC_SEL, 11, 1, 1), 326 SOC_DAPM_SINGLE("PCM Playback Switch", AC97_PHONE, 14, 1, 1), 327 SOC_DAPM_SINGLE("MonoIn Playback Switch", AC97_MASTER_TONE, 14, 1, 1), 328 SOC_DAPM_SINGLE("Bypass Playback Switch", AC97_PC_BEEP, 14, 1, 1), 329 }; 330 331 /* Mono Mixer */ 332 static const struct snd_kcontrol_new wm9713_mono_mixer_controls[] = { 333 SOC_DAPM_SINGLE("Beep Playback Switch", AC97_AUX, 7, 1, 1), 334 SOC_DAPM_SINGLE("Voice Playback Switch", AC97_PCM, 7, 1, 1), 335 SOC_DAPM_SINGLE("Aux Playback Switch", AC97_REC_SEL, 7, 1, 1), 336 SOC_DAPM_SINGLE("PCM Playback Switch", AC97_PHONE, 13, 1, 1), 337 SOC_DAPM_SINGLE("MonoIn Playback Switch", AC97_MASTER_TONE, 13, 1, 1), 338 SOC_DAPM_SINGLE("Bypass Playback Switch", AC97_PC_BEEP, 13, 1, 1), 339 SOC_DAPM_SINGLE("Mic 1 Sidetone Switch", AC97_LINE, 7, 1, 1), 340 SOC_DAPM_SINGLE("Mic 2 Sidetone Switch", AC97_LINE, 6, 1, 1), 341 }; 342 343 /* mono mic mux */ 344 static const struct snd_kcontrol_new wm9713_mono_mic_mux_controls = 345 SOC_DAPM_ENUM("Route", wm9713_enum[2]); 346 347 /* mono output mux */ 348 static const struct snd_kcontrol_new wm9713_mono_mux_controls = 349 SOC_DAPM_ENUM("Route", wm9713_enum[7]); 350 351 /* speaker left output mux */ 352 static const struct snd_kcontrol_new wm9713_hp_spkl_mux_controls = 353 SOC_DAPM_ENUM("Route", wm9713_enum[8]); 354 355 /* speaker right output mux */ 356 static const struct snd_kcontrol_new wm9713_hp_spkr_mux_controls = 357 SOC_DAPM_ENUM("Route", wm9713_enum[9]); 358 359 /* headphone left output mux */ 360 static const struct snd_kcontrol_new wm9713_hpl_out_mux_controls = 361 SOC_DAPM_ENUM("Route", wm9713_enum[10]); 362 363 /* headphone right output mux */ 364 static const struct snd_kcontrol_new wm9713_hpr_out_mux_controls = 365 SOC_DAPM_ENUM("Route", wm9713_enum[11]); 366 367 /* Out3 mux */ 368 static const struct snd_kcontrol_new wm9713_out3_mux_controls = 369 SOC_DAPM_ENUM("Route", wm9713_enum[12]); 370 371 /* Out4 mux */ 372 static const struct snd_kcontrol_new wm9713_out4_mux_controls = 373 SOC_DAPM_ENUM("Route", wm9713_enum[13]); 374 375 /* DAC inv mux 1 */ 376 static const struct snd_kcontrol_new wm9713_dac_inv1_mux_controls = 377 SOC_DAPM_ENUM("Route", wm9713_enum[14]); 378 379 /* DAC inv mux 2 */ 380 static const struct snd_kcontrol_new wm9713_dac_inv2_mux_controls = 381 SOC_DAPM_ENUM("Route", wm9713_enum[15]); 382 383 /* Capture source left */ 384 static const struct snd_kcontrol_new wm9713_rec_srcl_mux_controls = 385 SOC_DAPM_ENUM("Route", wm9713_enum[3]); 386 387 /* Capture source right */ 388 static const struct snd_kcontrol_new wm9713_rec_srcr_mux_controls = 389 SOC_DAPM_ENUM("Route", wm9713_enum[4]); 390 391 /* mic source */ 392 static const struct snd_kcontrol_new wm9713_mic_sel_mux_controls = 393 SOC_DAPM_ENUM("Route", wm9713_enum[18]); 394 395 /* mic source B virtual control */ 396 static const struct snd_kcontrol_new wm9713_micb_sel_mux_controls = 397 SOC_DAPM_ENUM("Route", wm9713_enum[19]); 398 399 static const struct snd_soc_dapm_widget wm9713_dapm_widgets[] = { 400 SND_SOC_DAPM_MUX("Capture Headphone Mux", SND_SOC_NOPM, 0, 0, 401 &wm9713_hp_rec_mux_controls), 402 SND_SOC_DAPM_MUX("Sidetone Mux", SND_SOC_NOPM, 0, 0, 403 &wm9713_hp_mic_mux_controls), 404 SND_SOC_DAPM_MUX("Capture Mono Mux", SND_SOC_NOPM, 0, 0, 405 &wm9713_mono_mic_mux_controls), 406 SND_SOC_DAPM_MUX("Mono Out Mux", SND_SOC_NOPM, 0, 0, 407 &wm9713_mono_mux_controls), 408 SND_SOC_DAPM_MUX("Left Speaker Out Mux", SND_SOC_NOPM, 0, 0, 409 &wm9713_hp_spkl_mux_controls), 410 SND_SOC_DAPM_MUX("Right Speaker Out Mux", SND_SOC_NOPM, 0, 0, 411 &wm9713_hp_spkr_mux_controls), 412 SND_SOC_DAPM_MUX("Left Headphone Out Mux", SND_SOC_NOPM, 0, 0, 413 &wm9713_hpl_out_mux_controls), 414 SND_SOC_DAPM_MUX("Right Headphone Out Mux", SND_SOC_NOPM, 0, 0, 415 &wm9713_hpr_out_mux_controls), 416 SND_SOC_DAPM_MUX("Out 3 Mux", SND_SOC_NOPM, 0, 0, 417 &wm9713_out3_mux_controls), 418 SND_SOC_DAPM_MUX("Out 4 Mux", SND_SOC_NOPM, 0, 0, 419 &wm9713_out4_mux_controls), 420 SND_SOC_DAPM_MUX("DAC Inv Mux 1", SND_SOC_NOPM, 0, 0, 421 &wm9713_dac_inv1_mux_controls), 422 SND_SOC_DAPM_MUX("DAC Inv Mux 2", SND_SOC_NOPM, 0, 0, 423 &wm9713_dac_inv2_mux_controls), 424 SND_SOC_DAPM_MUX("Left Capture Source", SND_SOC_NOPM, 0, 0, 425 &wm9713_rec_srcl_mux_controls), 426 SND_SOC_DAPM_MUX("Right Capture Source", SND_SOC_NOPM, 0, 0, 427 &wm9713_rec_srcr_mux_controls), 428 SND_SOC_DAPM_MUX("Mic A Source", SND_SOC_NOPM, 0, 0, 429 &wm9713_mic_sel_mux_controls), 430 SND_SOC_DAPM_MUX("Mic B Source", SND_SOC_NOPM, 0, 0, 431 &wm9713_micb_sel_mux_controls), 432 SND_SOC_DAPM_MIXER_E("Left HP Mixer", AC97_EXTENDED_MID, 3, 1, 433 &wm9713_hpl_mixer_controls[0], ARRAY_SIZE(wm9713_hpl_mixer_controls), 434 mixer_event, SND_SOC_DAPM_POST_REG), 435 SND_SOC_DAPM_MIXER_E("Right HP Mixer", AC97_EXTENDED_MID, 2, 1, 436 &wm9713_hpr_mixer_controls[0], ARRAY_SIZE(wm9713_hpr_mixer_controls), 437 mixer_event, SND_SOC_DAPM_POST_REG), 438 SND_SOC_DAPM_MIXER("Mono Mixer", AC97_EXTENDED_MID, 0, 1, 439 &wm9713_mono_mixer_controls[0], ARRAY_SIZE(wm9713_mono_mixer_controls)), 440 SND_SOC_DAPM_MIXER("Speaker Mixer", AC97_EXTENDED_MID, 1, 1, 441 &wm9713_speaker_mixer_controls[0], 442 ARRAY_SIZE(wm9713_speaker_mixer_controls)), 443 SND_SOC_DAPM_DAC("Left DAC", "Left HiFi Playback", AC97_EXTENDED_MID, 7, 1), 444 SND_SOC_DAPM_DAC("Right DAC", "Right HiFi Playback", AC97_EXTENDED_MID, 6, 1), 445 SND_SOC_DAPM_MIXER("AC97 Mixer", SND_SOC_NOPM, 0, 0, NULL, 0), 446 SND_SOC_DAPM_MIXER("HP Mixer", SND_SOC_NOPM, 0, 0, NULL, 0), 447 SND_SOC_DAPM_MIXER("Line Mixer", SND_SOC_NOPM, 0, 0, NULL, 0), 448 SND_SOC_DAPM_MIXER("Capture Mixer", SND_SOC_NOPM, 0, 0, NULL, 0), 449 SND_SOC_DAPM_DAC_E("Voice DAC", "Voice Playback", AC97_EXTENDED_MID, 12, 1, 450 wm9713_voice_shutdown, SND_SOC_DAPM_PRE_PMD), 451 SND_SOC_DAPM_DAC("Aux DAC", "Aux Playback", AC97_EXTENDED_MID, 11, 1), 452 SND_SOC_DAPM_PGA("Left ADC", AC97_EXTENDED_MID, 5, 1, NULL, 0), 453 SND_SOC_DAPM_PGA("Right ADC", AC97_EXTENDED_MID, 4, 1, NULL, 0), 454 SND_SOC_DAPM_ADC("Left HiFi ADC", "Left HiFi Capture", SND_SOC_NOPM, 0, 0), 455 SND_SOC_DAPM_ADC("Right HiFi ADC", "Right HiFi Capture", SND_SOC_NOPM, 0, 0), 456 SND_SOC_DAPM_ADC("Left Voice ADC", "Left Voice Capture", SND_SOC_NOPM, 0, 0), 457 SND_SOC_DAPM_ADC("Right Voice ADC", "Right Voice Capture", SND_SOC_NOPM, 0, 0), 458 SND_SOC_DAPM_PGA("Left Headphone", AC97_EXTENDED_MSTATUS, 10, 1, NULL, 0), 459 SND_SOC_DAPM_PGA("Right Headphone", AC97_EXTENDED_MSTATUS, 9, 1, NULL, 0), 460 SND_SOC_DAPM_PGA("Left Speaker", AC97_EXTENDED_MSTATUS, 8, 1, NULL, 0), 461 SND_SOC_DAPM_PGA("Right Speaker", AC97_EXTENDED_MSTATUS, 7, 1, NULL, 0), 462 SND_SOC_DAPM_PGA("Out 3", AC97_EXTENDED_MSTATUS, 11, 1, NULL, 0), 463 SND_SOC_DAPM_PGA("Out 4", AC97_EXTENDED_MSTATUS, 12, 1, NULL, 0), 464 SND_SOC_DAPM_PGA("Mono Out", AC97_EXTENDED_MSTATUS, 13, 1, NULL, 0), 465 SND_SOC_DAPM_PGA("Left Line In", AC97_EXTENDED_MSTATUS, 6, 1, NULL, 0), 466 SND_SOC_DAPM_PGA("Right Line In", AC97_EXTENDED_MSTATUS, 5, 1, NULL, 0), 467 SND_SOC_DAPM_PGA("Mono In", AC97_EXTENDED_MSTATUS, 4, 1, NULL, 0), 468 SND_SOC_DAPM_PGA("Mic A PGA", AC97_EXTENDED_MSTATUS, 3, 1, NULL, 0), 469 SND_SOC_DAPM_PGA("Mic B PGA", AC97_EXTENDED_MSTATUS, 2, 1, NULL, 0), 470 SND_SOC_DAPM_PGA("Mic A Pre Amp", AC97_EXTENDED_MSTATUS, 1, 1, NULL, 0), 471 SND_SOC_DAPM_PGA("Mic B Pre Amp", AC97_EXTENDED_MSTATUS, 0, 1, NULL, 0), 472 SND_SOC_DAPM_MICBIAS("Mic Bias", AC97_EXTENDED_MSTATUS, 14, 1), 473 SND_SOC_DAPM_OUTPUT("MONO"), 474 SND_SOC_DAPM_OUTPUT("HPL"), 475 SND_SOC_DAPM_OUTPUT("HPR"), 476 SND_SOC_DAPM_OUTPUT("SPKL"), 477 SND_SOC_DAPM_OUTPUT("SPKR"), 478 SND_SOC_DAPM_OUTPUT("OUT3"), 479 SND_SOC_DAPM_OUTPUT("OUT4"), 480 SND_SOC_DAPM_INPUT("LINEL"), 481 SND_SOC_DAPM_INPUT("LINER"), 482 SND_SOC_DAPM_INPUT("MONOIN"), 483 SND_SOC_DAPM_INPUT("PCBEEP"), 484 SND_SOC_DAPM_INPUT("MIC1"), 485 SND_SOC_DAPM_INPUT("MIC2A"), 486 SND_SOC_DAPM_INPUT("MIC2B"), 487 SND_SOC_DAPM_VMID("VMID"), 488 }; 489 490 static const struct snd_soc_dapm_route wm9713_audio_map[] = { 491 /* left HP mixer */ 492 {"Left HP Mixer", "Beep Playback Switch", "PCBEEP"}, 493 {"Left HP Mixer", "Voice Playback Switch", "Voice DAC"}, 494 {"Left HP Mixer", "Aux Playback Switch", "Aux DAC"}, 495 {"Left HP Mixer", "Bypass Playback Switch", "Left Line In"}, 496 {"Left HP Mixer", "PCM Playback Switch", "Left DAC"}, 497 {"Left HP Mixer", "MonoIn Playback Switch", "Mono In"}, 498 {"Left HP Mixer", NULL, "Capture Headphone Mux"}, 499 500 /* right HP mixer */ 501 {"Right HP Mixer", "Beep Playback Switch", "PCBEEP"}, 502 {"Right HP Mixer", "Voice Playback Switch", "Voice DAC"}, 503 {"Right HP Mixer", "Aux Playback Switch", "Aux DAC"}, 504 {"Right HP Mixer", "Bypass Playback Switch", "Right Line In"}, 505 {"Right HP Mixer", "PCM Playback Switch", "Right DAC"}, 506 {"Right HP Mixer", "MonoIn Playback Switch", "Mono In"}, 507 {"Right HP Mixer", NULL, "Capture Headphone Mux"}, 508 509 /* virtual mixer - mixes left & right channels for spk and mono */ 510 {"AC97 Mixer", NULL, "Left DAC"}, 511 {"AC97 Mixer", NULL, "Right DAC"}, 512 {"Line Mixer", NULL, "Right Line In"}, 513 {"Line Mixer", NULL, "Left Line In"}, 514 {"HP Mixer", NULL, "Left HP Mixer"}, 515 {"HP Mixer", NULL, "Right HP Mixer"}, 516 {"Capture Mixer", NULL, "Left Capture Source"}, 517 {"Capture Mixer", NULL, "Right Capture Source"}, 518 519 /* speaker mixer */ 520 {"Speaker Mixer", "Beep Playback Switch", "PCBEEP"}, 521 {"Speaker Mixer", "Voice Playback Switch", "Voice DAC"}, 522 {"Speaker Mixer", "Aux Playback Switch", "Aux DAC"}, 523 {"Speaker Mixer", "Bypass Playback Switch", "Line Mixer"}, 524 {"Speaker Mixer", "PCM Playback Switch", "AC97 Mixer"}, 525 {"Speaker Mixer", "MonoIn Playback Switch", "Mono In"}, 526 527 /* mono mixer */ 528 {"Mono Mixer", "Beep Playback Switch", "PCBEEP"}, 529 {"Mono Mixer", "Voice Playback Switch", "Voice DAC"}, 530 {"Mono Mixer", "Aux Playback Switch", "Aux DAC"}, 531 {"Mono Mixer", "Bypass Playback Switch", "Line Mixer"}, 532 {"Mono Mixer", "PCM Playback Switch", "AC97 Mixer"}, 533 {"Mono Mixer", "Mic 1 Sidetone Switch", "Mic A PGA"}, 534 {"Mono Mixer", "Mic 2 Sidetone Switch", "Mic B PGA"}, 535 {"Mono Mixer", NULL, "Capture Mono Mux"}, 536 537 /* DAC inv mux 1 */ 538 {"DAC Inv Mux 1", "Mono", "Mono Mixer"}, 539 {"DAC Inv Mux 1", "Speaker", "Speaker Mixer"}, 540 {"DAC Inv Mux 1", "Left Headphone", "Left HP Mixer"}, 541 {"DAC Inv Mux 1", "Right Headphone", "Right HP Mixer"}, 542 {"DAC Inv Mux 1", "Headphone Mono", "HP Mixer"}, 543 544 /* DAC inv mux 2 */ 545 {"DAC Inv Mux 2", "Mono", "Mono Mixer"}, 546 {"DAC Inv Mux 2", "Speaker", "Speaker Mixer"}, 547 {"DAC Inv Mux 2", "Left Headphone", "Left HP Mixer"}, 548 {"DAC Inv Mux 2", "Right Headphone", "Right HP Mixer"}, 549 {"DAC Inv Mux 2", "Headphone Mono", "HP Mixer"}, 550 551 /* headphone left mux */ 552 {"Left Headphone Out Mux", "Headphone", "Left HP Mixer"}, 553 554 /* headphone right mux */ 555 {"Right Headphone Out Mux", "Headphone", "Right HP Mixer"}, 556 557 /* speaker left mux */ 558 {"Left Speaker Out Mux", "Headphone", "Left HP Mixer"}, 559 {"Left Speaker Out Mux", "Speaker", "Speaker Mixer"}, 560 {"Left Speaker Out Mux", "Inv", "DAC Inv Mux 1"}, 561 562 /* speaker right mux */ 563 {"Right Speaker Out Mux", "Headphone", "Right HP Mixer"}, 564 {"Right Speaker Out Mux", "Speaker", "Speaker Mixer"}, 565 {"Right Speaker Out Mux", "Inv", "DAC Inv Mux 2"}, 566 567 /* mono mux */ 568 {"Mono Out Mux", "Mono", "Mono Mixer"}, 569 {"Mono Out Mux", "Inv", "DAC Inv Mux 1"}, 570 571 /* out 3 mux */ 572 {"Out 3 Mux", "Inv 1", "DAC Inv Mux 1"}, 573 574 /* out 4 mux */ 575 {"Out 4 Mux", "Inv 2", "DAC Inv Mux 2"}, 576 577 /* output pga */ 578 {"HPL", NULL, "Left Headphone"}, 579 {"Left Headphone", NULL, "Left Headphone Out Mux"}, 580 {"HPR", NULL, "Right Headphone"}, 581 {"Right Headphone", NULL, "Right Headphone Out Mux"}, 582 {"OUT3", NULL, "Out 3"}, 583 {"Out 3", NULL, "Out 3 Mux"}, 584 {"OUT4", NULL, "Out 4"}, 585 {"Out 4", NULL, "Out 4 Mux"}, 586 {"SPKL", NULL, "Left Speaker"}, 587 {"Left Speaker", NULL, "Left Speaker Out Mux"}, 588 {"SPKR", NULL, "Right Speaker"}, 589 {"Right Speaker", NULL, "Right Speaker Out Mux"}, 590 {"MONO", NULL, "Mono Out"}, 591 {"Mono Out", NULL, "Mono Out Mux"}, 592 593 /* input pga */ 594 {"Left Line In", NULL, "LINEL"}, 595 {"Right Line In", NULL, "LINER"}, 596 {"Mono In", NULL, "MONOIN"}, 597 {"Mic A PGA", NULL, "Mic A Pre Amp"}, 598 {"Mic B PGA", NULL, "Mic B Pre Amp"}, 599 600 /* left capture select */ 601 {"Left Capture Source", "Mic 1", "Mic A Pre Amp"}, 602 {"Left Capture Source", "Mic 2", "Mic B Pre Amp"}, 603 {"Left Capture Source", "Line", "LINEL"}, 604 {"Left Capture Source", "Mono In", "MONOIN"}, 605 {"Left Capture Source", "Headphone", "Left HP Mixer"}, 606 {"Left Capture Source", "Speaker", "Speaker Mixer"}, 607 {"Left Capture Source", "Mono Out", "Mono Mixer"}, 608 609 /* right capture select */ 610 {"Right Capture Source", "Mic 1", "Mic A Pre Amp"}, 611 {"Right Capture Source", "Mic 2", "Mic B Pre Amp"}, 612 {"Right Capture Source", "Line", "LINER"}, 613 {"Right Capture Source", "Mono In", "MONOIN"}, 614 {"Right Capture Source", "Headphone", "Right HP Mixer"}, 615 {"Right Capture Source", "Speaker", "Speaker Mixer"}, 616 {"Right Capture Source", "Mono Out", "Mono Mixer"}, 617 618 /* left ADC */ 619 {"Left ADC", NULL, "Left Capture Source"}, 620 {"Left Voice ADC", NULL, "Left ADC"}, 621 {"Left HiFi ADC", NULL, "Left ADC"}, 622 623 /* right ADC */ 624 {"Right ADC", NULL, "Right Capture Source"}, 625 {"Right Voice ADC", NULL, "Right ADC"}, 626 {"Right HiFi ADC", NULL, "Right ADC"}, 627 628 /* mic */ 629 {"Mic A Pre Amp", NULL, "Mic A Source"}, 630 {"Mic A Source", "Mic 1", "MIC1"}, 631 {"Mic A Source", "Mic 2 A", "MIC2A"}, 632 {"Mic A Source", "Mic 2 B", "Mic B Source"}, 633 {"Mic B Pre Amp", "MPB", "Mic B Source"}, 634 {"Mic B Source", NULL, "MIC2B"}, 635 636 /* headphone capture */ 637 {"Capture Headphone Mux", "Stereo", "Capture Mixer"}, 638 {"Capture Headphone Mux", "Left", "Left Capture Source"}, 639 {"Capture Headphone Mux", "Right", "Right Capture Source"}, 640 641 /* mono capture */ 642 {"Capture Mono Mux", "Stereo", "Capture Mixer"}, 643 {"Capture Mono Mux", "Left", "Left Capture Source"}, 644 {"Capture Mono Mux", "Right", "Right Capture Source"}, 645 }; 646 647 static unsigned int ac97_read(struct snd_soc_codec *codec, 648 unsigned int reg) 649 { 650 u16 *cache = codec->reg_cache; 651 652 if (reg == AC97_RESET || reg == AC97_GPIO_STATUS || 653 reg == AC97_VENDOR_ID1 || reg == AC97_VENDOR_ID2 || 654 reg == AC97_CD) 655 return soc_ac97_ops.read(codec->ac97, reg); 656 else { 657 reg = reg >> 1; 658 659 if (reg >= (ARRAY_SIZE(wm9713_reg))) 660 return -EIO; 661 662 return cache[reg]; 663 } 664 } 665 666 static int ac97_write(struct snd_soc_codec *codec, unsigned int reg, 667 unsigned int val) 668 { 669 u16 *cache = codec->reg_cache; 670 if (reg < 0x7c) 671 soc_ac97_ops.write(codec->ac97, reg, val); 672 reg = reg >> 1; 673 if (reg < (ARRAY_SIZE(wm9713_reg))) 674 cache[reg] = val; 675 676 return 0; 677 } 678 679 /* PLL divisors */ 680 struct _pll_div { 681 u32 divsel:1; 682 u32 divctl:1; 683 u32 lf:1; 684 u32 n:4; 685 u32 k:24; 686 }; 687 688 /* The size in bits of the PLL divide multiplied by 10 689 * to allow rounding later */ 690 #define FIXED_PLL_SIZE ((1 << 22) * 10) 691 692 static void pll_factors(struct _pll_div *pll_div, unsigned int source) 693 { 694 u64 Kpart; 695 unsigned int K, Ndiv, Nmod, target; 696 697 /* The the PLL output is always 98.304MHz. */ 698 target = 98304000; 699 700 /* If the input frequency is over 14.4MHz then scale it down. */ 701 if (source > 14400000) { 702 source >>= 1; 703 pll_div->divsel = 1; 704 705 if (source > 14400000) { 706 source >>= 1; 707 pll_div->divctl = 1; 708 } else 709 pll_div->divctl = 0; 710 711 } else { 712 pll_div->divsel = 0; 713 pll_div->divctl = 0; 714 } 715 716 /* Low frequency sources require an additional divide in the 717 * loop. 718 */ 719 if (source < 8192000) { 720 pll_div->lf = 1; 721 target >>= 2; 722 } else 723 pll_div->lf = 0; 724 725 Ndiv = target / source; 726 if ((Ndiv < 5) || (Ndiv > 12)) 727 printk(KERN_WARNING 728 "WM9713 PLL N value %u out of recommended range!\n", 729 Ndiv); 730 731 pll_div->n = Ndiv; 732 Nmod = target % source; 733 Kpart = FIXED_PLL_SIZE * (long long)Nmod; 734 735 do_div(Kpart, source); 736 737 K = Kpart & 0xFFFFFFFF; 738 739 /* Check if we need to round */ 740 if ((K % 10) >= 5) 741 K += 5; 742 743 /* Move down to proper range now rounding is done */ 744 K /= 10; 745 746 pll_div->k = K; 747 } 748 749 /** 750 * Please note that changing the PLL input frequency may require 751 * resynchronisation with the AC97 controller. 752 */ 753 static int wm9713_set_pll(struct snd_soc_codec *codec, 754 int pll_id, unsigned int freq_in, unsigned int freq_out) 755 { 756 struct wm9713_priv *wm9713 = snd_soc_codec_get_drvdata(codec); 757 u16 reg, reg2; 758 struct _pll_div pll_div; 759 760 /* turn PLL off ? */ 761 if (freq_in == 0) { 762 /* disable PLL power and select ext source */ 763 reg = ac97_read(codec, AC97_HANDSET_RATE); 764 ac97_write(codec, AC97_HANDSET_RATE, reg | 0x0080); 765 reg = ac97_read(codec, AC97_EXTENDED_MID); 766 ac97_write(codec, AC97_EXTENDED_MID, reg | 0x0200); 767 wm9713->pll_in = 0; 768 return 0; 769 } 770 771 pll_factors(&pll_div, freq_in); 772 773 if (pll_div.k == 0) { 774 reg = (pll_div.n << 12) | (pll_div.lf << 11) | 775 (pll_div.divsel << 9) | (pll_div.divctl << 8); 776 ac97_write(codec, AC97_LINE1_LEVEL, reg); 777 } else { 778 /* write the fractional k to the reg 0x46 pages */ 779 reg2 = (pll_div.n << 12) | (pll_div.lf << 11) | (1 << 10) | 780 (pll_div.divsel << 9) | (pll_div.divctl << 8); 781 782 /* K [21:20] */ 783 reg = reg2 | (0x5 << 4) | (pll_div.k >> 20); 784 ac97_write(codec, AC97_LINE1_LEVEL, reg); 785 786 /* K [19:16] */ 787 reg = reg2 | (0x4 << 4) | ((pll_div.k >> 16) & 0xf); 788 ac97_write(codec, AC97_LINE1_LEVEL, reg); 789 790 /* K [15:12] */ 791 reg = reg2 | (0x3 << 4) | ((pll_div.k >> 12) & 0xf); 792 ac97_write(codec, AC97_LINE1_LEVEL, reg); 793 794 /* K [11:8] */ 795 reg = reg2 | (0x2 << 4) | ((pll_div.k >> 8) & 0xf); 796 ac97_write(codec, AC97_LINE1_LEVEL, reg); 797 798 /* K [7:4] */ 799 reg = reg2 | (0x1 << 4) | ((pll_div.k >> 4) & 0xf); 800 ac97_write(codec, AC97_LINE1_LEVEL, reg); 801 802 reg = reg2 | (0x0 << 4) | (pll_div.k & 0xf); /* K [3:0] */ 803 ac97_write(codec, AC97_LINE1_LEVEL, reg); 804 } 805 806 /* turn PLL on and select as source */ 807 reg = ac97_read(codec, AC97_EXTENDED_MID); 808 ac97_write(codec, AC97_EXTENDED_MID, reg & 0xfdff); 809 reg = ac97_read(codec, AC97_HANDSET_RATE); 810 ac97_write(codec, AC97_HANDSET_RATE, reg & 0xff7f); 811 wm9713->pll_in = freq_in; 812 813 /* wait 10ms AC97 link frames for the link to stabilise */ 814 schedule_timeout_interruptible(msecs_to_jiffies(10)); 815 return 0; 816 } 817 818 static int wm9713_set_dai_pll(struct snd_soc_dai *codec_dai, int pll_id, 819 int source, unsigned int freq_in, unsigned int freq_out) 820 { 821 struct snd_soc_codec *codec = codec_dai->codec; 822 return wm9713_set_pll(codec, pll_id, freq_in, freq_out); 823 } 824 825 /* 826 * Tristate the PCM DAI lines, tristate can be disabled by calling 827 * wm9713_set_dai_fmt() 828 */ 829 static int wm9713_set_dai_tristate(struct snd_soc_dai *codec_dai, 830 int tristate) 831 { 832 struct snd_soc_codec *codec = codec_dai->codec; 833 u16 reg = ac97_read(codec, AC97_CENTER_LFE_MASTER) & 0x9fff; 834 835 if (tristate) 836 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg); 837 838 return 0; 839 } 840 841 /* 842 * Configure WM9713 clock dividers. 843 * Voice DAC needs 256 FS 844 */ 845 static int wm9713_set_dai_clkdiv(struct snd_soc_dai *codec_dai, 846 int div_id, int div) 847 { 848 struct snd_soc_codec *codec = codec_dai->codec; 849 u16 reg; 850 851 switch (div_id) { 852 case WM9713_PCMCLK_DIV: 853 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0xf0ff; 854 ac97_write(codec, AC97_HANDSET_RATE, reg | div); 855 break; 856 case WM9713_CLKA_MULT: 857 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0xfffd; 858 ac97_write(codec, AC97_HANDSET_RATE, reg | div); 859 break; 860 case WM9713_CLKB_MULT: 861 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0xfffb; 862 ac97_write(codec, AC97_HANDSET_RATE, reg | div); 863 break; 864 case WM9713_HIFI_DIV: 865 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0x8fff; 866 ac97_write(codec, AC97_HANDSET_RATE, reg | div); 867 break; 868 case WM9713_PCMBCLK_DIV: 869 reg = ac97_read(codec, AC97_CENTER_LFE_MASTER) & 0xf1ff; 870 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg | div); 871 break; 872 case WM9713_PCMCLK_PLL_DIV: 873 reg = ac97_read(codec, AC97_LINE1_LEVEL) & 0xff80; 874 ac97_write(codec, AC97_LINE1_LEVEL, reg | 0x60 | div); 875 break; 876 case WM9713_HIFI_PLL_DIV: 877 reg = ac97_read(codec, AC97_LINE1_LEVEL) & 0xff80; 878 ac97_write(codec, AC97_LINE1_LEVEL, reg | 0x70 | div); 879 break; 880 default: 881 return -EINVAL; 882 } 883 884 return 0; 885 } 886 887 static int wm9713_set_dai_fmt(struct snd_soc_dai *codec_dai, 888 unsigned int fmt) 889 { 890 struct snd_soc_codec *codec = codec_dai->codec; 891 u16 gpio = ac97_read(codec, AC97_GPIO_CFG) & 0xffc5; 892 u16 reg = 0x8000; 893 894 /* clock masters */ 895 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { 896 case SND_SOC_DAIFMT_CBM_CFM: 897 reg |= 0x4000; 898 gpio |= 0x0010; 899 break; 900 case SND_SOC_DAIFMT_CBM_CFS: 901 reg |= 0x6000; 902 gpio |= 0x0018; 903 break; 904 case SND_SOC_DAIFMT_CBS_CFS: 905 reg |= 0x2000; 906 gpio |= 0x001a; 907 break; 908 case SND_SOC_DAIFMT_CBS_CFM: 909 gpio |= 0x0012; 910 break; 911 } 912 913 /* clock inversion */ 914 switch (fmt & SND_SOC_DAIFMT_INV_MASK) { 915 case SND_SOC_DAIFMT_IB_IF: 916 reg |= 0x00c0; 917 break; 918 case SND_SOC_DAIFMT_IB_NF: 919 reg |= 0x0080; 920 break; 921 case SND_SOC_DAIFMT_NB_IF: 922 reg |= 0x0040; 923 break; 924 } 925 926 /* DAI format */ 927 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { 928 case SND_SOC_DAIFMT_I2S: 929 reg |= 0x0002; 930 break; 931 case SND_SOC_DAIFMT_RIGHT_J: 932 break; 933 case SND_SOC_DAIFMT_LEFT_J: 934 reg |= 0x0001; 935 break; 936 case SND_SOC_DAIFMT_DSP_A: 937 reg |= 0x0003; 938 break; 939 case SND_SOC_DAIFMT_DSP_B: 940 reg |= 0x0043; 941 break; 942 } 943 944 ac97_write(codec, AC97_GPIO_CFG, gpio); 945 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg); 946 return 0; 947 } 948 949 static int wm9713_pcm_hw_params(struct snd_pcm_substream *substream, 950 struct snd_pcm_hw_params *params, 951 struct snd_soc_dai *dai) 952 { 953 struct snd_soc_codec *codec = dai->codec; 954 u16 reg = ac97_read(codec, AC97_CENTER_LFE_MASTER) & 0xfff3; 955 956 switch (params_format(params)) { 957 case SNDRV_PCM_FORMAT_S16_LE: 958 break; 959 case SNDRV_PCM_FORMAT_S20_3LE: 960 reg |= 0x0004; 961 break; 962 case SNDRV_PCM_FORMAT_S24_LE: 963 reg |= 0x0008; 964 break; 965 case SNDRV_PCM_FORMAT_S32_LE: 966 reg |= 0x000c; 967 break; 968 } 969 970 /* enable PCM interface in master mode */ 971 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg); 972 return 0; 973 } 974 975 static int ac97_hifi_prepare(struct snd_pcm_substream *substream, 976 struct snd_soc_dai *dai) 977 { 978 struct snd_soc_codec *codec = dai->codec; 979 struct snd_pcm_runtime *runtime = substream->runtime; 980 int reg; 981 u16 vra; 982 983 vra = ac97_read(codec, AC97_EXTENDED_STATUS); 984 ac97_write(codec, AC97_EXTENDED_STATUS, vra | 0x1); 985 986 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) 987 reg = AC97_PCM_FRONT_DAC_RATE; 988 else 989 reg = AC97_PCM_LR_ADC_RATE; 990 991 return ac97_write(codec, reg, runtime->rate); 992 } 993 994 static int ac97_aux_prepare(struct snd_pcm_substream *substream, 995 struct snd_soc_dai *dai) 996 { 997 struct snd_soc_codec *codec = dai->codec; 998 struct snd_pcm_runtime *runtime = substream->runtime; 999 u16 vra, xsle; 1000 1001 vra = ac97_read(codec, AC97_EXTENDED_STATUS); 1002 ac97_write(codec, AC97_EXTENDED_STATUS, vra | 0x1); 1003 xsle = ac97_read(codec, AC97_PCI_SID); 1004 ac97_write(codec, AC97_PCI_SID, xsle | 0x8000); 1005 1006 if (substream->stream != SNDRV_PCM_STREAM_PLAYBACK) 1007 return -ENODEV; 1008 1009 return ac97_write(codec, AC97_PCM_SURR_DAC_RATE, runtime->rate); 1010 } 1011 1012 #define WM9713_RATES (SNDRV_PCM_RATE_8000 | \ 1013 SNDRV_PCM_RATE_11025 | \ 1014 SNDRV_PCM_RATE_22050 | \ 1015 SNDRV_PCM_RATE_44100 | \ 1016 SNDRV_PCM_RATE_48000) 1017 1018 #define WM9713_PCM_RATES (SNDRV_PCM_RATE_8000 | \ 1019 SNDRV_PCM_RATE_11025 | \ 1020 SNDRV_PCM_RATE_16000 | \ 1021 SNDRV_PCM_RATE_22050 | \ 1022 SNDRV_PCM_RATE_44100 | \ 1023 SNDRV_PCM_RATE_48000) 1024 1025 #define WM9713_PCM_FORMATS \ 1026 (SNDRV_PCM_FORMAT_S16_LE | SNDRV_PCM_FORMAT_S20_3LE | \ 1027 SNDRV_PCM_FORMAT_S24_LE) 1028 1029 static const struct snd_soc_dai_ops wm9713_dai_ops_hifi = { 1030 .prepare = ac97_hifi_prepare, 1031 .set_clkdiv = wm9713_set_dai_clkdiv, 1032 .set_pll = wm9713_set_dai_pll, 1033 }; 1034 1035 static const struct snd_soc_dai_ops wm9713_dai_ops_aux = { 1036 .prepare = ac97_aux_prepare, 1037 .set_clkdiv = wm9713_set_dai_clkdiv, 1038 .set_pll = wm9713_set_dai_pll, 1039 }; 1040 1041 static const struct snd_soc_dai_ops wm9713_dai_ops_voice = { 1042 .hw_params = wm9713_pcm_hw_params, 1043 .set_clkdiv = wm9713_set_dai_clkdiv, 1044 .set_pll = wm9713_set_dai_pll, 1045 .set_fmt = wm9713_set_dai_fmt, 1046 .set_tristate = wm9713_set_dai_tristate, 1047 }; 1048 1049 static struct snd_soc_dai_driver wm9713_dai[] = { 1050 { 1051 .name = "wm9713-hifi", 1052 .ac97_control = 1, 1053 .playback = { 1054 .stream_name = "HiFi Playback", 1055 .channels_min = 1, 1056 .channels_max = 2, 1057 .rates = WM9713_RATES, 1058 .formats = SND_SOC_STD_AC97_FMTS,}, 1059 .capture = { 1060 .stream_name = "HiFi Capture", 1061 .channels_min = 1, 1062 .channels_max = 2, 1063 .rates = WM9713_RATES, 1064 .formats = SND_SOC_STD_AC97_FMTS,}, 1065 .ops = &wm9713_dai_ops_hifi, 1066 }, 1067 { 1068 .name = "wm9713-aux", 1069 .playback = { 1070 .stream_name = "Aux Playback", 1071 .channels_min = 1, 1072 .channels_max = 1, 1073 .rates = WM9713_RATES, 1074 .formats = SND_SOC_STD_AC97_FMTS,}, 1075 .ops = &wm9713_dai_ops_aux, 1076 }, 1077 { 1078 .name = "wm9713-voice", 1079 .playback = { 1080 .stream_name = "Voice Playback", 1081 .channels_min = 1, 1082 .channels_max = 1, 1083 .rates = WM9713_PCM_RATES, 1084 .formats = WM9713_PCM_FORMATS,}, 1085 .capture = { 1086 .stream_name = "Voice Capture", 1087 .channels_min = 1, 1088 .channels_max = 2, 1089 .rates = WM9713_PCM_RATES, 1090 .formats = WM9713_PCM_FORMATS,}, 1091 .ops = &wm9713_dai_ops_voice, 1092 .symmetric_rates = 1, 1093 }, 1094 }; 1095 1096 int wm9713_reset(struct snd_soc_codec *codec, int try_warm) 1097 { 1098 if (try_warm && soc_ac97_ops.warm_reset) { 1099 soc_ac97_ops.warm_reset(codec->ac97); 1100 if (ac97_read(codec, 0) == wm9713_reg[0]) 1101 return 1; 1102 } 1103 1104 soc_ac97_ops.reset(codec->ac97); 1105 if (soc_ac97_ops.warm_reset) 1106 soc_ac97_ops.warm_reset(codec->ac97); 1107 if (ac97_read(codec, 0) != wm9713_reg[0]) 1108 return -EIO; 1109 return 0; 1110 } 1111 EXPORT_SYMBOL_GPL(wm9713_reset); 1112 1113 static int wm9713_set_bias_level(struct snd_soc_codec *codec, 1114 enum snd_soc_bias_level level) 1115 { 1116 u16 reg; 1117 1118 switch (level) { 1119 case SND_SOC_BIAS_ON: 1120 /* enable thermal shutdown */ 1121 reg = ac97_read(codec, AC97_EXTENDED_MID) & 0x1bff; 1122 ac97_write(codec, AC97_EXTENDED_MID, reg); 1123 break; 1124 case SND_SOC_BIAS_PREPARE: 1125 break; 1126 case SND_SOC_BIAS_STANDBY: 1127 /* enable master bias and vmid */ 1128 reg = ac97_read(codec, AC97_EXTENDED_MID) & 0x3bff; 1129 ac97_write(codec, AC97_EXTENDED_MID, reg); 1130 ac97_write(codec, AC97_POWERDOWN, 0x0000); 1131 break; 1132 case SND_SOC_BIAS_OFF: 1133 /* disable everything including AC link */ 1134 ac97_write(codec, AC97_EXTENDED_MID, 0xffff); 1135 ac97_write(codec, AC97_EXTENDED_MSTATUS, 0xffff); 1136 ac97_write(codec, AC97_POWERDOWN, 0xffff); 1137 break; 1138 } 1139 codec->dapm.bias_level = level; 1140 return 0; 1141 } 1142 1143 static int wm9713_soc_suspend(struct snd_soc_codec *codec) 1144 { 1145 u16 reg; 1146 1147 /* Disable everything except touchpanel - that will be handled 1148 * by the touch driver and left disabled if touch is not in 1149 * use. */ 1150 reg = ac97_read(codec, AC97_EXTENDED_MID); 1151 ac97_write(codec, AC97_EXTENDED_MID, reg | 0x7fff); 1152 ac97_write(codec, AC97_EXTENDED_MSTATUS, 0xffff); 1153 ac97_write(codec, AC97_POWERDOWN, 0x6f00); 1154 ac97_write(codec, AC97_POWERDOWN, 0xffff); 1155 1156 return 0; 1157 } 1158 1159 static int wm9713_soc_resume(struct snd_soc_codec *codec) 1160 { 1161 struct wm9713_priv *wm9713 = snd_soc_codec_get_drvdata(codec); 1162 int i, ret; 1163 u16 *cache = codec->reg_cache; 1164 1165 ret = wm9713_reset(codec, 1); 1166 if (ret < 0) { 1167 printk(KERN_ERR "could not reset AC97 codec\n"); 1168 return ret; 1169 } 1170 1171 wm9713_set_bias_level(codec, SND_SOC_BIAS_STANDBY); 1172 1173 /* do we need to re-start the PLL ? */ 1174 if (wm9713->pll_in) 1175 wm9713_set_pll(codec, 0, wm9713->pll_in, 0); 1176 1177 /* only synchronise the codec if warm reset failed */ 1178 if (ret == 0) { 1179 for (i = 2; i < ARRAY_SIZE(wm9713_reg) << 1; i += 2) { 1180 if (i == AC97_POWERDOWN || i == AC97_EXTENDED_MID || 1181 i == AC97_EXTENDED_MSTATUS || i > 0x66) 1182 continue; 1183 soc_ac97_ops.write(codec->ac97, i, cache[i>>1]); 1184 } 1185 } 1186 1187 return ret; 1188 } 1189 1190 static int wm9713_soc_probe(struct snd_soc_codec *codec) 1191 { 1192 struct wm9713_priv *wm9713; 1193 int ret = 0, reg; 1194 1195 wm9713 = kzalloc(sizeof(struct wm9713_priv), GFP_KERNEL); 1196 if (wm9713 == NULL) 1197 return -ENOMEM; 1198 snd_soc_codec_set_drvdata(codec, wm9713); 1199 1200 ret = snd_soc_new_ac97_codec(codec, &soc_ac97_ops, 0); 1201 if (ret < 0) 1202 goto codec_err; 1203 1204 /* do a cold reset for the controller and then try 1205 * a warm reset followed by an optional cold reset for codec */ 1206 wm9713_reset(codec, 0); 1207 ret = wm9713_reset(codec, 1); 1208 if (ret < 0) { 1209 printk(KERN_ERR "Failed to reset WM9713: AC97 link error\n"); 1210 goto reset_err; 1211 } 1212 1213 wm9713_set_bias_level(codec, SND_SOC_BIAS_STANDBY); 1214 1215 /* unmute the adc - move to kcontrol */ 1216 reg = ac97_read(codec, AC97_CD) & 0x7fff; 1217 ac97_write(codec, AC97_CD, reg); 1218 1219 snd_soc_add_codec_controls(codec, wm9713_snd_ac97_controls, 1220 ARRAY_SIZE(wm9713_snd_ac97_controls)); 1221 1222 return 0; 1223 1224 reset_err: 1225 snd_soc_free_ac97_codec(codec); 1226 codec_err: 1227 kfree(wm9713); 1228 return ret; 1229 } 1230 1231 static int wm9713_soc_remove(struct snd_soc_codec *codec) 1232 { 1233 struct wm9713_priv *wm9713 = snd_soc_codec_get_drvdata(codec); 1234 snd_soc_free_ac97_codec(codec); 1235 kfree(wm9713); 1236 return 0; 1237 } 1238 1239 static struct snd_soc_codec_driver soc_codec_dev_wm9713 = { 1240 .probe = wm9713_soc_probe, 1241 .remove = wm9713_soc_remove, 1242 .suspend = wm9713_soc_suspend, 1243 .resume = wm9713_soc_resume, 1244 .read = ac97_read, 1245 .write = ac97_write, 1246 .set_bias_level = wm9713_set_bias_level, 1247 .reg_cache_size = ARRAY_SIZE(wm9713_reg), 1248 .reg_word_size = sizeof(u16), 1249 .reg_cache_step = 2, 1250 .reg_cache_default = wm9713_reg, 1251 .dapm_widgets = wm9713_dapm_widgets, 1252 .num_dapm_widgets = ARRAY_SIZE(wm9713_dapm_widgets), 1253 .dapm_routes = wm9713_audio_map, 1254 .num_dapm_routes = ARRAY_SIZE(wm9713_audio_map), 1255 }; 1256 1257 static int wm9713_probe(struct platform_device *pdev) 1258 { 1259 return snd_soc_register_codec(&pdev->dev, 1260 &soc_codec_dev_wm9713, wm9713_dai, ARRAY_SIZE(wm9713_dai)); 1261 } 1262 1263 static int wm9713_remove(struct platform_device *pdev) 1264 { 1265 snd_soc_unregister_codec(&pdev->dev); 1266 return 0; 1267 } 1268 1269 static struct platform_driver wm9713_codec_driver = { 1270 .driver = { 1271 .name = "wm9713-codec", 1272 .owner = THIS_MODULE, 1273 }, 1274 1275 .probe = wm9713_probe, 1276 .remove = wm9713_remove, 1277 }; 1278 1279 module_platform_driver(wm9713_codec_driver); 1280 1281 MODULE_DESCRIPTION("ASoC WM9713/WM9714 driver"); 1282 MODULE_AUTHOR("Liam Girdwood"); 1283 MODULE_LICENSE("GPL"); 1284