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/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 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 struct snd_soc_dapm_context *dapm = &codec->dapm; 650 651 snd_soc_dapm_new_controls(dapm, wm9713_dapm_widgets, 652 ARRAY_SIZE(wm9713_dapm_widgets)); 653 654 snd_soc_dapm_add_routes(dapm, audio_map, ARRAY_SIZE(audio_map)); 655 656 return 0; 657 } 658 659 static unsigned int ac97_read(struct snd_soc_codec *codec, 660 unsigned int reg) 661 { 662 u16 *cache = codec->reg_cache; 663 664 if (reg == AC97_RESET || reg == AC97_GPIO_STATUS || 665 reg == AC97_VENDOR_ID1 || reg == AC97_VENDOR_ID2 || 666 reg == AC97_CD) 667 return soc_ac97_ops.read(codec->ac97, reg); 668 else { 669 reg = reg >> 1; 670 671 if (reg >= (ARRAY_SIZE(wm9713_reg))) 672 return -EIO; 673 674 return cache[reg]; 675 } 676 } 677 678 static int ac97_write(struct snd_soc_codec *codec, unsigned int reg, 679 unsigned int val) 680 { 681 u16 *cache = codec->reg_cache; 682 if (reg < 0x7c) 683 soc_ac97_ops.write(codec->ac97, reg, val); 684 reg = reg >> 1; 685 if (reg < (ARRAY_SIZE(wm9713_reg))) 686 cache[reg] = val; 687 688 return 0; 689 } 690 691 /* PLL divisors */ 692 struct _pll_div { 693 u32 divsel:1; 694 u32 divctl:1; 695 u32 lf:1; 696 u32 n:4; 697 u32 k:24; 698 }; 699 700 /* The size in bits of the PLL divide multiplied by 10 701 * to allow rounding later */ 702 #define FIXED_PLL_SIZE ((1 << 22) * 10) 703 704 static void pll_factors(struct _pll_div *pll_div, unsigned int source) 705 { 706 u64 Kpart; 707 unsigned int K, Ndiv, Nmod, target; 708 709 /* The the PLL output is always 98.304MHz. */ 710 target = 98304000; 711 712 /* If the input frequency is over 14.4MHz then scale it down. */ 713 if (source > 14400000) { 714 source >>= 1; 715 pll_div->divsel = 1; 716 717 if (source > 14400000) { 718 source >>= 1; 719 pll_div->divctl = 1; 720 } else 721 pll_div->divctl = 0; 722 723 } else { 724 pll_div->divsel = 0; 725 pll_div->divctl = 0; 726 } 727 728 /* Low frequency sources require an additional divide in the 729 * loop. 730 */ 731 if (source < 8192000) { 732 pll_div->lf = 1; 733 target >>= 2; 734 } else 735 pll_div->lf = 0; 736 737 Ndiv = target / source; 738 if ((Ndiv < 5) || (Ndiv > 12)) 739 printk(KERN_WARNING 740 "WM9713 PLL N value %u out of recommended range!\n", 741 Ndiv); 742 743 pll_div->n = Ndiv; 744 Nmod = target % source; 745 Kpart = FIXED_PLL_SIZE * (long long)Nmod; 746 747 do_div(Kpart, source); 748 749 K = Kpart & 0xFFFFFFFF; 750 751 /* Check if we need to round */ 752 if ((K % 10) >= 5) 753 K += 5; 754 755 /* Move down to proper range now rounding is done */ 756 K /= 10; 757 758 pll_div->k = K; 759 } 760 761 /** 762 * Please note that changing the PLL input frequency may require 763 * resynchronisation with the AC97 controller. 764 */ 765 static int wm9713_set_pll(struct snd_soc_codec *codec, 766 int pll_id, unsigned int freq_in, unsigned int freq_out) 767 { 768 struct wm9713_priv *wm9713 = snd_soc_codec_get_drvdata(codec); 769 u16 reg, reg2; 770 struct _pll_div pll_div; 771 772 /* turn PLL off ? */ 773 if (freq_in == 0) { 774 /* disable PLL power and select ext source */ 775 reg = ac97_read(codec, AC97_HANDSET_RATE); 776 ac97_write(codec, AC97_HANDSET_RATE, reg | 0x0080); 777 reg = ac97_read(codec, AC97_EXTENDED_MID); 778 ac97_write(codec, AC97_EXTENDED_MID, reg | 0x0200); 779 wm9713->pll_in = 0; 780 return 0; 781 } 782 783 pll_factors(&pll_div, freq_in); 784 785 if (pll_div.k == 0) { 786 reg = (pll_div.n << 12) | (pll_div.lf << 11) | 787 (pll_div.divsel << 9) | (pll_div.divctl << 8); 788 ac97_write(codec, AC97_LINE1_LEVEL, reg); 789 } else { 790 /* write the fractional k to the reg 0x46 pages */ 791 reg2 = (pll_div.n << 12) | (pll_div.lf << 11) | (1 << 10) | 792 (pll_div.divsel << 9) | (pll_div.divctl << 8); 793 794 /* K [21:20] */ 795 reg = reg2 | (0x5 << 4) | (pll_div.k >> 20); 796 ac97_write(codec, AC97_LINE1_LEVEL, reg); 797 798 /* K [19:16] */ 799 reg = reg2 | (0x4 << 4) | ((pll_div.k >> 16) & 0xf); 800 ac97_write(codec, AC97_LINE1_LEVEL, reg); 801 802 /* K [15:12] */ 803 reg = reg2 | (0x3 << 4) | ((pll_div.k >> 12) & 0xf); 804 ac97_write(codec, AC97_LINE1_LEVEL, reg); 805 806 /* K [11:8] */ 807 reg = reg2 | (0x2 << 4) | ((pll_div.k >> 8) & 0xf); 808 ac97_write(codec, AC97_LINE1_LEVEL, reg); 809 810 /* K [7:4] */ 811 reg = reg2 | (0x1 << 4) | ((pll_div.k >> 4) & 0xf); 812 ac97_write(codec, AC97_LINE1_LEVEL, reg); 813 814 reg = reg2 | (0x0 << 4) | (pll_div.k & 0xf); /* K [3:0] */ 815 ac97_write(codec, AC97_LINE1_LEVEL, reg); 816 } 817 818 /* turn PLL on and select as source */ 819 reg = ac97_read(codec, AC97_EXTENDED_MID); 820 ac97_write(codec, AC97_EXTENDED_MID, reg & 0xfdff); 821 reg = ac97_read(codec, AC97_HANDSET_RATE); 822 ac97_write(codec, AC97_HANDSET_RATE, reg & 0xff7f); 823 wm9713->pll_in = freq_in; 824 825 /* wait 10ms AC97 link frames for the link to stabilise */ 826 schedule_timeout_interruptible(msecs_to_jiffies(10)); 827 return 0; 828 } 829 830 static int wm9713_set_dai_pll(struct snd_soc_dai *codec_dai, int pll_id, 831 int source, unsigned int freq_in, unsigned int freq_out) 832 { 833 struct snd_soc_codec *codec = codec_dai->codec; 834 return wm9713_set_pll(codec, pll_id, freq_in, freq_out); 835 } 836 837 /* 838 * Tristate the PCM DAI lines, tristate can be disabled by calling 839 * wm9713_set_dai_fmt() 840 */ 841 static int wm9713_set_dai_tristate(struct snd_soc_dai *codec_dai, 842 int tristate) 843 { 844 struct snd_soc_codec *codec = codec_dai->codec; 845 u16 reg = ac97_read(codec, AC97_CENTER_LFE_MASTER) & 0x9fff; 846 847 if (tristate) 848 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg); 849 850 return 0; 851 } 852 853 /* 854 * Configure WM9713 clock dividers. 855 * Voice DAC needs 256 FS 856 */ 857 static int wm9713_set_dai_clkdiv(struct snd_soc_dai *codec_dai, 858 int div_id, int div) 859 { 860 struct snd_soc_codec *codec = codec_dai->codec; 861 u16 reg; 862 863 switch (div_id) { 864 case WM9713_PCMCLK_DIV: 865 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0xf0ff; 866 ac97_write(codec, AC97_HANDSET_RATE, reg | div); 867 break; 868 case WM9713_CLKA_MULT: 869 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0xfffd; 870 ac97_write(codec, AC97_HANDSET_RATE, reg | div); 871 break; 872 case WM9713_CLKB_MULT: 873 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0xfffb; 874 ac97_write(codec, AC97_HANDSET_RATE, reg | div); 875 break; 876 case WM9713_HIFI_DIV: 877 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0x8fff; 878 ac97_write(codec, AC97_HANDSET_RATE, reg | div); 879 break; 880 case WM9713_PCMBCLK_DIV: 881 reg = ac97_read(codec, AC97_CENTER_LFE_MASTER) & 0xf1ff; 882 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg | div); 883 break; 884 case WM9713_PCMCLK_PLL_DIV: 885 reg = ac97_read(codec, AC97_LINE1_LEVEL) & 0xff80; 886 ac97_write(codec, AC97_LINE1_LEVEL, reg | 0x60 | div); 887 break; 888 case WM9713_HIFI_PLL_DIV: 889 reg = ac97_read(codec, AC97_LINE1_LEVEL) & 0xff80; 890 ac97_write(codec, AC97_LINE1_LEVEL, reg | 0x70 | div); 891 break; 892 default: 893 return -EINVAL; 894 } 895 896 return 0; 897 } 898 899 static int wm9713_set_dai_fmt(struct snd_soc_dai *codec_dai, 900 unsigned int fmt) 901 { 902 struct snd_soc_codec *codec = codec_dai->codec; 903 u16 gpio = ac97_read(codec, AC97_GPIO_CFG) & 0xffc5; 904 u16 reg = 0x8000; 905 906 /* clock masters */ 907 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { 908 case SND_SOC_DAIFMT_CBM_CFM: 909 reg |= 0x4000; 910 gpio |= 0x0010; 911 break; 912 case SND_SOC_DAIFMT_CBM_CFS: 913 reg |= 0x6000; 914 gpio |= 0x0018; 915 break; 916 case SND_SOC_DAIFMT_CBS_CFS: 917 reg |= 0x2000; 918 gpio |= 0x001a; 919 break; 920 case SND_SOC_DAIFMT_CBS_CFM: 921 gpio |= 0x0012; 922 break; 923 } 924 925 /* clock inversion */ 926 switch (fmt & SND_SOC_DAIFMT_INV_MASK) { 927 case SND_SOC_DAIFMT_IB_IF: 928 reg |= 0x00c0; 929 break; 930 case SND_SOC_DAIFMT_IB_NF: 931 reg |= 0x0080; 932 break; 933 case SND_SOC_DAIFMT_NB_IF: 934 reg |= 0x0040; 935 break; 936 } 937 938 /* DAI format */ 939 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { 940 case SND_SOC_DAIFMT_I2S: 941 reg |= 0x0002; 942 break; 943 case SND_SOC_DAIFMT_RIGHT_J: 944 break; 945 case SND_SOC_DAIFMT_LEFT_J: 946 reg |= 0x0001; 947 break; 948 case SND_SOC_DAIFMT_DSP_A: 949 reg |= 0x0003; 950 break; 951 case SND_SOC_DAIFMT_DSP_B: 952 reg |= 0x0043; 953 break; 954 } 955 956 ac97_write(codec, AC97_GPIO_CFG, gpio); 957 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg); 958 return 0; 959 } 960 961 static int wm9713_pcm_hw_params(struct snd_pcm_substream *substream, 962 struct snd_pcm_hw_params *params, 963 struct snd_soc_dai *dai) 964 { 965 struct snd_soc_codec *codec = dai->codec; 966 u16 reg = ac97_read(codec, AC97_CENTER_LFE_MASTER) & 0xfff3; 967 968 switch (params_format(params)) { 969 case SNDRV_PCM_FORMAT_S16_LE: 970 break; 971 case SNDRV_PCM_FORMAT_S20_3LE: 972 reg |= 0x0004; 973 break; 974 case SNDRV_PCM_FORMAT_S24_LE: 975 reg |= 0x0008; 976 break; 977 case SNDRV_PCM_FORMAT_S32_LE: 978 reg |= 0x000c; 979 break; 980 } 981 982 /* enable PCM interface in master mode */ 983 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg); 984 return 0; 985 } 986 987 static int ac97_hifi_prepare(struct snd_pcm_substream *substream, 988 struct snd_soc_dai *dai) 989 { 990 struct snd_soc_codec *codec = dai->codec; 991 struct snd_pcm_runtime *runtime = substream->runtime; 992 int reg; 993 u16 vra; 994 995 vra = ac97_read(codec, AC97_EXTENDED_STATUS); 996 ac97_write(codec, AC97_EXTENDED_STATUS, vra | 0x1); 997 998 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) 999 reg = AC97_PCM_FRONT_DAC_RATE; 1000 else 1001 reg = AC97_PCM_LR_ADC_RATE; 1002 1003 return ac97_write(codec, reg, runtime->rate); 1004 } 1005 1006 static int ac97_aux_prepare(struct snd_pcm_substream *substream, 1007 struct snd_soc_dai *dai) 1008 { 1009 struct snd_soc_codec *codec = dai->codec; 1010 struct snd_pcm_runtime *runtime = substream->runtime; 1011 u16 vra, xsle; 1012 1013 vra = ac97_read(codec, AC97_EXTENDED_STATUS); 1014 ac97_write(codec, AC97_EXTENDED_STATUS, vra | 0x1); 1015 xsle = ac97_read(codec, AC97_PCI_SID); 1016 ac97_write(codec, AC97_PCI_SID, xsle | 0x8000); 1017 1018 if (substream->stream != SNDRV_PCM_STREAM_PLAYBACK) 1019 return -ENODEV; 1020 1021 return ac97_write(codec, AC97_PCM_SURR_DAC_RATE, runtime->rate); 1022 } 1023 1024 #define WM9713_RATES (SNDRV_PCM_RATE_8000 | \ 1025 SNDRV_PCM_RATE_11025 | \ 1026 SNDRV_PCM_RATE_22050 | \ 1027 SNDRV_PCM_RATE_44100 | \ 1028 SNDRV_PCM_RATE_48000) 1029 1030 #define WM9713_PCM_RATES (SNDRV_PCM_RATE_8000 | \ 1031 SNDRV_PCM_RATE_11025 | \ 1032 SNDRV_PCM_RATE_16000 | \ 1033 SNDRV_PCM_RATE_22050 | \ 1034 SNDRV_PCM_RATE_44100 | \ 1035 SNDRV_PCM_RATE_48000) 1036 1037 #define WM9713_PCM_FORMATS \ 1038 (SNDRV_PCM_FORMAT_S16_LE | SNDRV_PCM_FORMAT_S20_3LE | \ 1039 SNDRV_PCM_FORMAT_S24_LE) 1040 1041 static struct snd_soc_dai_ops wm9713_dai_ops_hifi = { 1042 .prepare = ac97_hifi_prepare, 1043 .set_clkdiv = wm9713_set_dai_clkdiv, 1044 .set_pll = wm9713_set_dai_pll, 1045 }; 1046 1047 static struct snd_soc_dai_ops wm9713_dai_ops_aux = { 1048 .prepare = ac97_aux_prepare, 1049 .set_clkdiv = wm9713_set_dai_clkdiv, 1050 .set_pll = wm9713_set_dai_pll, 1051 }; 1052 1053 static struct snd_soc_dai_ops wm9713_dai_ops_voice = { 1054 .hw_params = wm9713_pcm_hw_params, 1055 .set_clkdiv = wm9713_set_dai_clkdiv, 1056 .set_pll = wm9713_set_dai_pll, 1057 .set_fmt = wm9713_set_dai_fmt, 1058 .set_tristate = wm9713_set_dai_tristate, 1059 }; 1060 1061 static struct snd_soc_dai_driver wm9713_dai[] = { 1062 { 1063 .name = "wm9713-hifi", 1064 .ac97_control = 1, 1065 .playback = { 1066 .stream_name = "HiFi Playback", 1067 .channels_min = 1, 1068 .channels_max = 2, 1069 .rates = WM9713_RATES, 1070 .formats = SND_SOC_STD_AC97_FMTS,}, 1071 .capture = { 1072 .stream_name = "HiFi Capture", 1073 .channels_min = 1, 1074 .channels_max = 2, 1075 .rates = WM9713_RATES, 1076 .formats = SND_SOC_STD_AC97_FMTS,}, 1077 .ops = &wm9713_dai_ops_hifi, 1078 }, 1079 { 1080 .name = "wm9713-aux", 1081 .playback = { 1082 .stream_name = "Aux Playback", 1083 .channels_min = 1, 1084 .channels_max = 1, 1085 .rates = WM9713_RATES, 1086 .formats = SND_SOC_STD_AC97_FMTS,}, 1087 .ops = &wm9713_dai_ops_aux, 1088 }, 1089 { 1090 .name = "wm9713-voice", 1091 .playback = { 1092 .stream_name = "Voice Playback", 1093 .channels_min = 1, 1094 .channels_max = 1, 1095 .rates = WM9713_PCM_RATES, 1096 .formats = WM9713_PCM_FORMATS,}, 1097 .capture = { 1098 .stream_name = "Voice Capture", 1099 .channels_min = 1, 1100 .channels_max = 2, 1101 .rates = WM9713_PCM_RATES, 1102 .formats = WM9713_PCM_FORMATS,}, 1103 .ops = &wm9713_dai_ops_voice, 1104 .symmetric_rates = 1, 1105 }, 1106 }; 1107 1108 int wm9713_reset(struct snd_soc_codec *codec, int try_warm) 1109 { 1110 if (try_warm && soc_ac97_ops.warm_reset) { 1111 soc_ac97_ops.warm_reset(codec->ac97); 1112 if (ac97_read(codec, 0) == wm9713_reg[0]) 1113 return 1; 1114 } 1115 1116 soc_ac97_ops.reset(codec->ac97); 1117 if (soc_ac97_ops.warm_reset) 1118 soc_ac97_ops.warm_reset(codec->ac97); 1119 if (ac97_read(codec, 0) != wm9713_reg[0]) 1120 return -EIO; 1121 return 0; 1122 } 1123 EXPORT_SYMBOL_GPL(wm9713_reset); 1124 1125 static int wm9713_set_bias_level(struct snd_soc_codec *codec, 1126 enum snd_soc_bias_level level) 1127 { 1128 u16 reg; 1129 1130 switch (level) { 1131 case SND_SOC_BIAS_ON: 1132 /* enable thermal shutdown */ 1133 reg = ac97_read(codec, AC97_EXTENDED_MID) & 0x1bff; 1134 ac97_write(codec, AC97_EXTENDED_MID, reg); 1135 break; 1136 case SND_SOC_BIAS_PREPARE: 1137 break; 1138 case SND_SOC_BIAS_STANDBY: 1139 /* enable master bias and vmid */ 1140 reg = ac97_read(codec, AC97_EXTENDED_MID) & 0x3bff; 1141 ac97_write(codec, AC97_EXTENDED_MID, reg); 1142 ac97_write(codec, AC97_POWERDOWN, 0x0000); 1143 break; 1144 case SND_SOC_BIAS_OFF: 1145 /* disable everything including AC link */ 1146 ac97_write(codec, AC97_EXTENDED_MID, 0xffff); 1147 ac97_write(codec, AC97_EXTENDED_MSTATUS, 0xffff); 1148 ac97_write(codec, AC97_POWERDOWN, 0xffff); 1149 break; 1150 } 1151 codec->dapm.bias_level = level; 1152 return 0; 1153 } 1154 1155 static int wm9713_soc_suspend(struct snd_soc_codec *codec, 1156 pm_message_t state) 1157 { 1158 u16 reg; 1159 1160 /* Disable everything except touchpanel - that will be handled 1161 * by the touch driver and left disabled if touch is not in 1162 * use. */ 1163 reg = ac97_read(codec, AC97_EXTENDED_MID); 1164 ac97_write(codec, AC97_EXTENDED_MID, reg | 0x7fff); 1165 ac97_write(codec, AC97_EXTENDED_MSTATUS, 0xffff); 1166 ac97_write(codec, AC97_POWERDOWN, 0x6f00); 1167 ac97_write(codec, AC97_POWERDOWN, 0xffff); 1168 1169 return 0; 1170 } 1171 1172 static int wm9713_soc_resume(struct snd_soc_codec *codec) 1173 { 1174 struct wm9713_priv *wm9713 = snd_soc_codec_get_drvdata(codec); 1175 int i, ret; 1176 u16 *cache = codec->reg_cache; 1177 1178 ret = wm9713_reset(codec, 1); 1179 if (ret < 0) { 1180 printk(KERN_ERR "could not reset AC97 codec\n"); 1181 return ret; 1182 } 1183 1184 wm9713_set_bias_level(codec, SND_SOC_BIAS_STANDBY); 1185 1186 /* do we need to re-start the PLL ? */ 1187 if (wm9713->pll_in) 1188 wm9713_set_pll(codec, 0, wm9713->pll_in, 0); 1189 1190 /* only synchronise the codec if warm reset failed */ 1191 if (ret == 0) { 1192 for (i = 2; i < ARRAY_SIZE(wm9713_reg) << 1; i += 2) { 1193 if (i == AC97_POWERDOWN || i == AC97_EXTENDED_MID || 1194 i == AC97_EXTENDED_MSTATUS || i > 0x66) 1195 continue; 1196 soc_ac97_ops.write(codec->ac97, i, cache[i>>1]); 1197 } 1198 } 1199 1200 return ret; 1201 } 1202 1203 static int wm9713_soc_probe(struct snd_soc_codec *codec) 1204 { 1205 struct wm9713_priv *wm9713; 1206 int ret = 0, reg; 1207 1208 wm9713 = kzalloc(sizeof(struct wm9713_priv), GFP_KERNEL); 1209 if (wm9713 == NULL) 1210 return -ENOMEM; 1211 snd_soc_codec_set_drvdata(codec, wm9713); 1212 1213 ret = snd_soc_new_ac97_codec(codec, &soc_ac97_ops, 0); 1214 if (ret < 0) 1215 goto codec_err; 1216 1217 /* do a cold reset for the controller and then try 1218 * a warm reset followed by an optional cold reset for codec */ 1219 wm9713_reset(codec, 0); 1220 ret = wm9713_reset(codec, 1); 1221 if (ret < 0) { 1222 printk(KERN_ERR "Failed to reset WM9713: AC97 link error\n"); 1223 goto reset_err; 1224 } 1225 1226 wm9713_set_bias_level(codec, SND_SOC_BIAS_STANDBY); 1227 1228 /* unmute the adc - move to kcontrol */ 1229 reg = ac97_read(codec, AC97_CD) & 0x7fff; 1230 ac97_write(codec, AC97_CD, reg); 1231 1232 snd_soc_add_controls(codec, wm9713_snd_ac97_controls, 1233 ARRAY_SIZE(wm9713_snd_ac97_controls)); 1234 wm9713_add_widgets(codec); 1235 1236 return 0; 1237 1238 reset_err: 1239 snd_soc_free_ac97_codec(codec); 1240 codec_err: 1241 kfree(wm9713); 1242 return ret; 1243 } 1244 1245 static int wm9713_soc_remove(struct snd_soc_codec *codec) 1246 { 1247 struct wm9713_priv *wm9713 = snd_soc_codec_get_drvdata(codec); 1248 snd_soc_free_ac97_codec(codec); 1249 kfree(wm9713); 1250 return 0; 1251 } 1252 1253 static struct snd_soc_codec_driver soc_codec_dev_wm9713 = { 1254 .probe = wm9713_soc_probe, 1255 .remove = wm9713_soc_remove, 1256 .suspend = wm9713_soc_suspend, 1257 .resume = wm9713_soc_resume, 1258 .read = ac97_read, 1259 .write = ac97_write, 1260 .set_bias_level = wm9713_set_bias_level, 1261 .reg_cache_size = ARRAY_SIZE(wm9713_reg), 1262 .reg_word_size = sizeof(u16), 1263 .reg_cache_step = 2, 1264 .reg_cache_default = wm9713_reg, 1265 }; 1266 1267 static __devinit int wm9713_probe(struct platform_device *pdev) 1268 { 1269 return snd_soc_register_codec(&pdev->dev, 1270 &soc_codec_dev_wm9713, wm9713_dai, ARRAY_SIZE(wm9713_dai)); 1271 } 1272 1273 static int __devexit wm9713_remove(struct platform_device *pdev) 1274 { 1275 snd_soc_unregister_codec(&pdev->dev); 1276 return 0; 1277 } 1278 1279 static struct platform_driver wm9713_codec_driver = { 1280 .driver = { 1281 .name = "wm9713-codec", 1282 .owner = THIS_MODULE, 1283 }, 1284 1285 .probe = wm9713_probe, 1286 .remove = __devexit_p(wm9713_remove), 1287 }; 1288 1289 static int __init wm9713_init(void) 1290 { 1291 return platform_driver_register(&wm9713_codec_driver); 1292 } 1293 module_init(wm9713_init); 1294 1295 static void __exit wm9713_exit(void) 1296 { 1297 platform_driver_unregister(&wm9713_codec_driver); 1298 } 1299 module_exit(wm9713_exit); 1300 1301 MODULE_DESCRIPTION("ASoC WM9713/WM9714 driver"); 1302 MODULE_AUTHOR("Liam Girdwood"); 1303 MODULE_LICENSE("GPL"); 1304