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/tlv.h> 27 #include <sound/soc.h> 28 #include <sound/soc-dapm.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 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 int wm9713_add_widgets(struct snd_soc_codec *codec) 648 { 649 snd_soc_dapm_new_controls(codec, wm9713_dapm_widgets, 650 ARRAY_SIZE(wm9713_dapm_widgets)); 651 652 snd_soc_dapm_add_routes(codec, audio_map, ARRAY_SIZE(audio_map)); 653 654 return 0; 655 } 656 657 static unsigned int ac97_read(struct snd_soc_codec *codec, 658 unsigned int reg) 659 { 660 u16 *cache = codec->reg_cache; 661 662 if (reg == AC97_RESET || reg == AC97_GPIO_STATUS || 663 reg == AC97_VENDOR_ID1 || reg == AC97_VENDOR_ID2 || 664 reg == AC97_CD) 665 return soc_ac97_ops.read(codec->ac97, reg); 666 else { 667 reg = reg >> 1; 668 669 if (reg >= (ARRAY_SIZE(wm9713_reg))) 670 return -EIO; 671 672 return cache[reg]; 673 } 674 } 675 676 static int ac97_write(struct snd_soc_codec *codec, unsigned int reg, 677 unsigned int val) 678 { 679 u16 *cache = codec->reg_cache; 680 if (reg < 0x7c) 681 soc_ac97_ops.write(codec->ac97, reg, val); 682 reg = reg >> 1; 683 if (reg < (ARRAY_SIZE(wm9713_reg))) 684 cache[reg] = val; 685 686 return 0; 687 } 688 689 /* PLL divisors */ 690 struct _pll_div { 691 u32 divsel:1; 692 u32 divctl:1; 693 u32 lf:1; 694 u32 n:4; 695 u32 k:24; 696 }; 697 698 /* The size in bits of the PLL divide multiplied by 10 699 * to allow rounding later */ 700 #define FIXED_PLL_SIZE ((1 << 22) * 10) 701 702 static void pll_factors(struct _pll_div *pll_div, unsigned int source) 703 { 704 u64 Kpart; 705 unsigned int K, Ndiv, Nmod, target; 706 707 /* The the PLL output is always 98.304MHz. */ 708 target = 98304000; 709 710 /* If the input frequency is over 14.4MHz then scale it down. */ 711 if (source > 14400000) { 712 source >>= 1; 713 pll_div->divsel = 1; 714 715 if (source > 14400000) { 716 source >>= 1; 717 pll_div->divctl = 1; 718 } else 719 pll_div->divctl = 0; 720 721 } else { 722 pll_div->divsel = 0; 723 pll_div->divctl = 0; 724 } 725 726 /* Low frequency sources require an additional divide in the 727 * loop. 728 */ 729 if (source < 8192000) { 730 pll_div->lf = 1; 731 target >>= 2; 732 } else 733 pll_div->lf = 0; 734 735 Ndiv = target / source; 736 if ((Ndiv < 5) || (Ndiv > 12)) 737 printk(KERN_WARNING 738 "WM9713 PLL N value %u out of recommended range!\n", 739 Ndiv); 740 741 pll_div->n = Ndiv; 742 Nmod = target % source; 743 Kpart = FIXED_PLL_SIZE * (long long)Nmod; 744 745 do_div(Kpart, source); 746 747 K = Kpart & 0xFFFFFFFF; 748 749 /* Check if we need to round */ 750 if ((K % 10) >= 5) 751 K += 5; 752 753 /* Move down to proper range now rounding is done */ 754 K /= 10; 755 756 pll_div->k = K; 757 } 758 759 /** 760 * Please note that changing the PLL input frequency may require 761 * resynchronisation with the AC97 controller. 762 */ 763 static int wm9713_set_pll(struct snd_soc_codec *codec, 764 int pll_id, unsigned int freq_in, unsigned int freq_out) 765 { 766 struct wm9713_priv *wm9713 = codec->private_data; 767 u16 reg, reg2; 768 struct _pll_div pll_div; 769 770 /* turn PLL off ? */ 771 if (freq_in == 0) { 772 /* disable PLL power and select ext source */ 773 reg = ac97_read(codec, AC97_HANDSET_RATE); 774 ac97_write(codec, AC97_HANDSET_RATE, reg | 0x0080); 775 reg = ac97_read(codec, AC97_EXTENDED_MID); 776 ac97_write(codec, AC97_EXTENDED_MID, reg | 0x0200); 777 wm9713->pll_in = 0; 778 return 0; 779 } 780 781 pll_factors(&pll_div, freq_in); 782 783 if (pll_div.k == 0) { 784 reg = (pll_div.n << 12) | (pll_div.lf << 11) | 785 (pll_div.divsel << 9) | (pll_div.divctl << 8); 786 ac97_write(codec, AC97_LINE1_LEVEL, reg); 787 } else { 788 /* write the fractional k to the reg 0x46 pages */ 789 reg2 = (pll_div.n << 12) | (pll_div.lf << 11) | (1 << 10) | 790 (pll_div.divsel << 9) | (pll_div.divctl << 8); 791 792 /* K [21:20] */ 793 reg = reg2 | (0x5 << 4) | (pll_div.k >> 20); 794 ac97_write(codec, AC97_LINE1_LEVEL, reg); 795 796 /* K [19:16] */ 797 reg = reg2 | (0x4 << 4) | ((pll_div.k >> 16) & 0xf); 798 ac97_write(codec, AC97_LINE1_LEVEL, reg); 799 800 /* K [15:12] */ 801 reg = reg2 | (0x3 << 4) | ((pll_div.k >> 12) & 0xf); 802 ac97_write(codec, AC97_LINE1_LEVEL, reg); 803 804 /* K [11:8] */ 805 reg = reg2 | (0x2 << 4) | ((pll_div.k >> 8) & 0xf); 806 ac97_write(codec, AC97_LINE1_LEVEL, reg); 807 808 /* K [7:4] */ 809 reg = reg2 | (0x1 << 4) | ((pll_div.k >> 4) & 0xf); 810 ac97_write(codec, AC97_LINE1_LEVEL, reg); 811 812 reg = reg2 | (0x0 << 4) | (pll_div.k & 0xf); /* K [3:0] */ 813 ac97_write(codec, AC97_LINE1_LEVEL, reg); 814 } 815 816 /* turn PLL on and select as source */ 817 reg = ac97_read(codec, AC97_EXTENDED_MID); 818 ac97_write(codec, AC97_EXTENDED_MID, reg & 0xfdff); 819 reg = ac97_read(codec, AC97_HANDSET_RATE); 820 ac97_write(codec, AC97_HANDSET_RATE, reg & 0xff7f); 821 wm9713->pll_in = freq_in; 822 823 /* wait 10ms AC97 link frames for the link to stabilise */ 824 schedule_timeout_interruptible(msecs_to_jiffies(10)); 825 return 0; 826 } 827 828 static int wm9713_set_dai_pll(struct snd_soc_dai *codec_dai, int pll_id, 829 int source, unsigned int freq_in, unsigned int freq_out) 830 { 831 struct snd_soc_codec *codec = codec_dai->codec; 832 return wm9713_set_pll(codec, pll_id, freq_in, freq_out); 833 } 834 835 /* 836 * Tristate the PCM DAI lines, tristate can be disabled by calling 837 * wm9713_set_dai_fmt() 838 */ 839 static int wm9713_set_dai_tristate(struct snd_soc_dai *codec_dai, 840 int tristate) 841 { 842 struct snd_soc_codec *codec = codec_dai->codec; 843 u16 reg = ac97_read(codec, AC97_CENTER_LFE_MASTER) & 0x9fff; 844 845 if (tristate) 846 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg); 847 848 return 0; 849 } 850 851 /* 852 * Configure WM9713 clock dividers. 853 * Voice DAC needs 256 FS 854 */ 855 static int wm9713_set_dai_clkdiv(struct snd_soc_dai *codec_dai, 856 int div_id, int div) 857 { 858 struct snd_soc_codec *codec = codec_dai->codec; 859 u16 reg; 860 861 switch (div_id) { 862 case WM9713_PCMCLK_DIV: 863 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0xf0ff; 864 ac97_write(codec, AC97_HANDSET_RATE, reg | div); 865 break; 866 case WM9713_CLKA_MULT: 867 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0xfffd; 868 ac97_write(codec, AC97_HANDSET_RATE, reg | div); 869 break; 870 case WM9713_CLKB_MULT: 871 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0xfffb; 872 ac97_write(codec, AC97_HANDSET_RATE, reg | div); 873 break; 874 case WM9713_HIFI_DIV: 875 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0x8fff; 876 ac97_write(codec, AC97_HANDSET_RATE, reg | div); 877 break; 878 case WM9713_PCMBCLK_DIV: 879 reg = ac97_read(codec, AC97_CENTER_LFE_MASTER) & 0xf1ff; 880 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg | div); 881 break; 882 case WM9713_PCMCLK_PLL_DIV: 883 reg = ac97_read(codec, AC97_LINE1_LEVEL) & 0xff80; 884 ac97_write(codec, AC97_LINE1_LEVEL, reg | 0x60 | div); 885 break; 886 case WM9713_HIFI_PLL_DIV: 887 reg = ac97_read(codec, AC97_LINE1_LEVEL) & 0xff80; 888 ac97_write(codec, AC97_LINE1_LEVEL, reg | 0x70 | div); 889 break; 890 default: 891 return -EINVAL; 892 } 893 894 return 0; 895 } 896 897 static int wm9713_set_dai_fmt(struct snd_soc_dai *codec_dai, 898 unsigned int fmt) 899 { 900 struct snd_soc_codec *codec = codec_dai->codec; 901 u16 gpio = ac97_read(codec, AC97_GPIO_CFG) & 0xffc5; 902 u16 reg = 0x8000; 903 904 /* clock masters */ 905 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { 906 case SND_SOC_DAIFMT_CBM_CFM: 907 reg |= 0x4000; 908 gpio |= 0x0010; 909 break; 910 case SND_SOC_DAIFMT_CBM_CFS: 911 reg |= 0x6000; 912 gpio |= 0x0018; 913 break; 914 case SND_SOC_DAIFMT_CBS_CFS: 915 reg |= 0x2000; 916 gpio |= 0x001a; 917 break; 918 case SND_SOC_DAIFMT_CBS_CFM: 919 gpio |= 0x0012; 920 break; 921 } 922 923 /* clock inversion */ 924 switch (fmt & SND_SOC_DAIFMT_INV_MASK) { 925 case SND_SOC_DAIFMT_IB_IF: 926 reg |= 0x00c0; 927 break; 928 case SND_SOC_DAIFMT_IB_NF: 929 reg |= 0x0080; 930 break; 931 case SND_SOC_DAIFMT_NB_IF: 932 reg |= 0x0040; 933 break; 934 } 935 936 /* DAI format */ 937 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { 938 case SND_SOC_DAIFMT_I2S: 939 reg |= 0x0002; 940 break; 941 case SND_SOC_DAIFMT_RIGHT_J: 942 break; 943 case SND_SOC_DAIFMT_LEFT_J: 944 reg |= 0x0001; 945 break; 946 case SND_SOC_DAIFMT_DSP_A: 947 reg |= 0x0003; 948 break; 949 case SND_SOC_DAIFMT_DSP_B: 950 reg |= 0x0043; 951 break; 952 } 953 954 ac97_write(codec, AC97_GPIO_CFG, gpio); 955 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg); 956 return 0; 957 } 958 959 static int wm9713_pcm_hw_params(struct snd_pcm_substream *substream, 960 struct snd_pcm_hw_params *params, 961 struct snd_soc_dai *dai) 962 { 963 struct snd_soc_codec *codec = dai->codec; 964 u16 reg = ac97_read(codec, AC97_CENTER_LFE_MASTER) & 0xfff3; 965 966 switch (params_format(params)) { 967 case SNDRV_PCM_FORMAT_S16_LE: 968 break; 969 case SNDRV_PCM_FORMAT_S20_3LE: 970 reg |= 0x0004; 971 break; 972 case SNDRV_PCM_FORMAT_S24_LE: 973 reg |= 0x0008; 974 break; 975 case SNDRV_PCM_FORMAT_S32_LE: 976 reg |= 0x000c; 977 break; 978 } 979 980 /* enable PCM interface in master mode */ 981 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg); 982 return 0; 983 } 984 985 static int ac97_hifi_prepare(struct snd_pcm_substream *substream, 986 struct snd_soc_dai *dai) 987 { 988 struct snd_soc_codec *codec = dai->codec; 989 struct snd_pcm_runtime *runtime = substream->runtime; 990 int reg; 991 u16 vra; 992 993 vra = ac97_read(codec, AC97_EXTENDED_STATUS); 994 ac97_write(codec, AC97_EXTENDED_STATUS, vra | 0x1); 995 996 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) 997 reg = AC97_PCM_FRONT_DAC_RATE; 998 else 999 reg = AC97_PCM_LR_ADC_RATE; 1000 1001 return ac97_write(codec, reg, runtime->rate); 1002 } 1003 1004 static int ac97_aux_prepare(struct snd_pcm_substream *substream, 1005 struct snd_soc_dai *dai) 1006 { 1007 struct snd_soc_codec *codec = dai->codec; 1008 struct snd_pcm_runtime *runtime = substream->runtime; 1009 u16 vra, xsle; 1010 1011 vra = ac97_read(codec, AC97_EXTENDED_STATUS); 1012 ac97_write(codec, AC97_EXTENDED_STATUS, vra | 0x1); 1013 xsle = ac97_read(codec, AC97_PCI_SID); 1014 ac97_write(codec, AC97_PCI_SID, xsle | 0x8000); 1015 1016 if (substream->stream != SNDRV_PCM_STREAM_PLAYBACK) 1017 return -ENODEV; 1018 1019 return ac97_write(codec, AC97_PCM_SURR_DAC_RATE, runtime->rate); 1020 } 1021 1022 #define WM9713_RATES (SNDRV_PCM_RATE_8000 | \ 1023 SNDRV_PCM_RATE_11025 | \ 1024 SNDRV_PCM_RATE_22050 | \ 1025 SNDRV_PCM_RATE_44100 | \ 1026 SNDRV_PCM_RATE_48000) 1027 1028 #define WM9713_PCM_RATES (SNDRV_PCM_RATE_8000 | \ 1029 SNDRV_PCM_RATE_11025 | \ 1030 SNDRV_PCM_RATE_16000 | \ 1031 SNDRV_PCM_RATE_22050 | \ 1032 SNDRV_PCM_RATE_44100 | \ 1033 SNDRV_PCM_RATE_48000) 1034 1035 #define WM9713_PCM_FORMATS \ 1036 (SNDRV_PCM_FORMAT_S16_LE | SNDRV_PCM_FORMAT_S20_3LE | \ 1037 SNDRV_PCM_FORMAT_S24_LE) 1038 1039 static struct snd_soc_dai_ops wm9713_dai_ops_hifi = { 1040 .prepare = ac97_hifi_prepare, 1041 .set_clkdiv = wm9713_set_dai_clkdiv, 1042 .set_pll = wm9713_set_dai_pll, 1043 }; 1044 1045 static struct snd_soc_dai_ops wm9713_dai_ops_aux = { 1046 .prepare = ac97_aux_prepare, 1047 .set_clkdiv = wm9713_set_dai_clkdiv, 1048 .set_pll = wm9713_set_dai_pll, 1049 }; 1050 1051 static struct snd_soc_dai_ops wm9713_dai_ops_voice = { 1052 .hw_params = wm9713_pcm_hw_params, 1053 .set_clkdiv = wm9713_set_dai_clkdiv, 1054 .set_pll = wm9713_set_dai_pll, 1055 .set_fmt = wm9713_set_dai_fmt, 1056 .set_tristate = wm9713_set_dai_tristate, 1057 }; 1058 1059 struct snd_soc_dai wm9713_dai[] = { 1060 { 1061 .name = "AC97 HiFi", 1062 .ac97_control = 1, 1063 .playback = { 1064 .stream_name = "HiFi Playback", 1065 .channels_min = 1, 1066 .channels_max = 2, 1067 .rates = WM9713_RATES, 1068 .formats = SND_SOC_STD_AC97_FMTS,}, 1069 .capture = { 1070 .stream_name = "HiFi Capture", 1071 .channels_min = 1, 1072 .channels_max = 2, 1073 .rates = WM9713_RATES, 1074 .formats = SND_SOC_STD_AC97_FMTS,}, 1075 .ops = &wm9713_dai_ops_hifi, 1076 }, 1077 { 1078 .name = "AC97 Aux", 1079 .playback = { 1080 .stream_name = "Aux Playback", 1081 .channels_min = 1, 1082 .channels_max = 1, 1083 .rates = WM9713_RATES, 1084 .formats = SND_SOC_STD_AC97_FMTS,}, 1085 .ops = &wm9713_dai_ops_aux, 1086 }, 1087 { 1088 .name = "WM9713 Voice", 1089 .playback = { 1090 .stream_name = "Voice Playback", 1091 .channels_min = 1, 1092 .channels_max = 1, 1093 .rates = WM9713_PCM_RATES, 1094 .formats = WM9713_PCM_FORMATS,}, 1095 .capture = { 1096 .stream_name = "Voice Capture", 1097 .channels_min = 1, 1098 .channels_max = 2, 1099 .rates = WM9713_PCM_RATES, 1100 .formats = WM9713_PCM_FORMATS,}, 1101 .ops = &wm9713_dai_ops_voice, 1102 .symmetric_rates = 1, 1103 }, 1104 }; 1105 EXPORT_SYMBOL_GPL(wm9713_dai); 1106 1107 int wm9713_reset(struct snd_soc_codec *codec, int try_warm) 1108 { 1109 if (try_warm && soc_ac97_ops.warm_reset) { 1110 soc_ac97_ops.warm_reset(codec->ac97); 1111 if (ac97_read(codec, 0) == wm9713_reg[0]) 1112 return 1; 1113 } 1114 1115 soc_ac97_ops.reset(codec->ac97); 1116 if (soc_ac97_ops.warm_reset) 1117 soc_ac97_ops.warm_reset(codec->ac97); 1118 if (ac97_read(codec, 0) != wm9713_reg[0]) 1119 return -EIO; 1120 return 0; 1121 } 1122 EXPORT_SYMBOL_GPL(wm9713_reset); 1123 1124 static int wm9713_set_bias_level(struct snd_soc_codec *codec, 1125 enum snd_soc_bias_level level) 1126 { 1127 u16 reg; 1128 1129 switch (level) { 1130 case SND_SOC_BIAS_ON: 1131 /* enable thermal shutdown */ 1132 reg = ac97_read(codec, AC97_EXTENDED_MID) & 0x1bff; 1133 ac97_write(codec, AC97_EXTENDED_MID, reg); 1134 break; 1135 case SND_SOC_BIAS_PREPARE: 1136 break; 1137 case SND_SOC_BIAS_STANDBY: 1138 /* enable master bias and vmid */ 1139 reg = ac97_read(codec, AC97_EXTENDED_MID) & 0x3bff; 1140 ac97_write(codec, AC97_EXTENDED_MID, reg); 1141 ac97_write(codec, AC97_POWERDOWN, 0x0000); 1142 break; 1143 case SND_SOC_BIAS_OFF: 1144 /* disable everything including AC link */ 1145 ac97_write(codec, AC97_EXTENDED_MID, 0xffff); 1146 ac97_write(codec, AC97_EXTENDED_MSTATUS, 0xffff); 1147 ac97_write(codec, AC97_POWERDOWN, 0xffff); 1148 break; 1149 } 1150 codec->bias_level = level; 1151 return 0; 1152 } 1153 1154 static int wm9713_soc_suspend(struct platform_device *pdev, 1155 pm_message_t state) 1156 { 1157 struct snd_soc_device *socdev = platform_get_drvdata(pdev); 1158 struct snd_soc_codec *codec = socdev->card->codec; 1159 u16 reg; 1160 1161 /* Disable everything except touchpanel - that will be handled 1162 * by the touch driver and left disabled if touch is not in 1163 * use. */ 1164 reg = ac97_read(codec, AC97_EXTENDED_MID); 1165 ac97_write(codec, AC97_EXTENDED_MID, reg | 0x7fff); 1166 ac97_write(codec, AC97_EXTENDED_MSTATUS, 0xffff); 1167 ac97_write(codec, AC97_POWERDOWN, 0x6f00); 1168 ac97_write(codec, AC97_POWERDOWN, 0xffff); 1169 1170 return 0; 1171 } 1172 1173 static int wm9713_soc_resume(struct platform_device *pdev) 1174 { 1175 struct snd_soc_device *socdev = platform_get_drvdata(pdev); 1176 struct snd_soc_codec *codec = socdev->card->codec; 1177 struct wm9713_priv *wm9713 = codec->private_data; 1178 int i, ret; 1179 u16 *cache = codec->reg_cache; 1180 1181 ret = wm9713_reset(codec, 1); 1182 if (ret < 0) { 1183 printk(KERN_ERR "could not reset AC97 codec\n"); 1184 return ret; 1185 } 1186 1187 wm9713_set_bias_level(codec, SND_SOC_BIAS_STANDBY); 1188 1189 /* do we need to re-start the PLL ? */ 1190 if (wm9713->pll_in) 1191 wm9713_set_pll(codec, 0, wm9713->pll_in, 0); 1192 1193 /* only synchronise the codec if warm reset failed */ 1194 if (ret == 0) { 1195 for (i = 2; i < ARRAY_SIZE(wm9713_reg) << 1; i += 2) { 1196 if (i == AC97_POWERDOWN || i == AC97_EXTENDED_MID || 1197 i == AC97_EXTENDED_MSTATUS || i > 0x66) 1198 continue; 1199 soc_ac97_ops.write(codec->ac97, i, cache[i>>1]); 1200 } 1201 } 1202 1203 if (codec->suspend_bias_level == SND_SOC_BIAS_ON) 1204 wm9713_set_bias_level(codec, SND_SOC_BIAS_ON); 1205 1206 return ret; 1207 } 1208 1209 static int wm9713_soc_probe(struct platform_device *pdev) 1210 { 1211 struct snd_soc_device *socdev = platform_get_drvdata(pdev); 1212 struct snd_soc_codec *codec; 1213 int ret = 0, reg; 1214 1215 socdev->card->codec = kzalloc(sizeof(struct snd_soc_codec), 1216 GFP_KERNEL); 1217 if (socdev->card->codec == NULL) 1218 return -ENOMEM; 1219 codec = socdev->card->codec; 1220 mutex_init(&codec->mutex); 1221 1222 codec->reg_cache = kmemdup(wm9713_reg, sizeof(wm9713_reg), GFP_KERNEL); 1223 if (codec->reg_cache == NULL) { 1224 ret = -ENOMEM; 1225 goto cache_err; 1226 } 1227 codec->reg_cache_size = sizeof(wm9713_reg); 1228 codec->reg_cache_step = 2; 1229 1230 codec->private_data = kzalloc(sizeof(struct wm9713_priv), GFP_KERNEL); 1231 if (codec->private_data == NULL) { 1232 ret = -ENOMEM; 1233 goto priv_err; 1234 } 1235 1236 codec->name = "WM9713"; 1237 codec->owner = THIS_MODULE; 1238 codec->dai = wm9713_dai; 1239 codec->num_dai = ARRAY_SIZE(wm9713_dai); 1240 codec->write = ac97_write; 1241 codec->read = ac97_read; 1242 codec->set_bias_level = wm9713_set_bias_level; 1243 INIT_LIST_HEAD(&codec->dapm_widgets); 1244 INIT_LIST_HEAD(&codec->dapm_paths); 1245 1246 ret = snd_soc_new_ac97_codec(codec, &soc_ac97_ops, 0); 1247 if (ret < 0) 1248 goto codec_err; 1249 1250 /* register pcms */ 1251 ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1); 1252 if (ret < 0) 1253 goto pcm_err; 1254 1255 /* do a cold reset for the controller and then try 1256 * a warm reset followed by an optional cold reset for codec */ 1257 wm9713_reset(codec, 0); 1258 ret = wm9713_reset(codec, 1); 1259 if (ret < 0) { 1260 printk(KERN_ERR "Failed to reset WM9713: AC97 link error\n"); 1261 goto reset_err; 1262 } 1263 1264 wm9713_set_bias_level(codec, SND_SOC_BIAS_STANDBY); 1265 1266 /* unmute the adc - move to kcontrol */ 1267 reg = ac97_read(codec, AC97_CD) & 0x7fff; 1268 ac97_write(codec, AC97_CD, reg); 1269 1270 snd_soc_add_controls(codec, wm9713_snd_ac97_controls, 1271 ARRAY_SIZE(wm9713_snd_ac97_controls)); 1272 wm9713_add_widgets(codec); 1273 1274 return 0; 1275 1276 reset_err: 1277 snd_soc_free_pcms(socdev); 1278 pcm_err: 1279 snd_soc_free_ac97_codec(codec); 1280 1281 codec_err: 1282 kfree(codec->private_data); 1283 1284 priv_err: 1285 kfree(codec->reg_cache); 1286 1287 cache_err: 1288 kfree(socdev->card->codec); 1289 socdev->card->codec = NULL; 1290 return ret; 1291 } 1292 1293 static int wm9713_soc_remove(struct platform_device *pdev) 1294 { 1295 struct snd_soc_device *socdev = platform_get_drvdata(pdev); 1296 struct snd_soc_codec *codec = socdev->card->codec; 1297 1298 if (codec == NULL) 1299 return 0; 1300 1301 snd_soc_dapm_free(socdev); 1302 snd_soc_free_pcms(socdev); 1303 snd_soc_free_ac97_codec(codec); 1304 kfree(codec->private_data); 1305 kfree(codec->reg_cache); 1306 kfree(codec); 1307 return 0; 1308 } 1309 1310 struct snd_soc_codec_device soc_codec_dev_wm9713 = { 1311 .probe = wm9713_soc_probe, 1312 .remove = wm9713_soc_remove, 1313 .suspend = wm9713_soc_suspend, 1314 .resume = wm9713_soc_resume, 1315 }; 1316 EXPORT_SYMBOL_GPL(soc_codec_dev_wm9713); 1317 1318 MODULE_DESCRIPTION("ASoC WM9713/WM9714 driver"); 1319 MODULE_AUTHOR("Liam Girdwood"); 1320 MODULE_LICENSE("GPL"); 1321