Version:  2.0.40 2.2.26 2.4.37 3.8 3.9 3.10 3.11 3.12 3.13 3.14 3.15 3.16 3.17 3.18 3.19 4.0 4.1 4.2 4.3 4.4 4.5

Linux/sound/soc/codecs/wm9713.c

  1 /*
  2  * wm9713.c  --  ALSA Soc WM9713 codec support
  3  *
  4  * Copyright 2006-10 Wolfson Microelectronics PLC.
  5  * Author: Liam Girdwood <lrg@slimlogic.co.uk>
  6  *
  7  *  This program is free software; you can redistribute  it and/or modify it
  8  *  under  the terms of  the GNU General  Public License as published by the
  9  *  Free Software Foundation;  either version 2 of the  License, or (at your
 10  *  option) any later version.
 11  *
 12  *  Features:-
 13  *
 14  *   o Support for AC97 Codec, Voice DAC and Aux DAC
 15  *   o Support for DAPM
 16  */
 17 
 18 #include <linux/init.h>
 19 #include <linux/slab.h>
 20 #include <linux/module.h>
 21 #include <linux/device.h>
 22 #include <linux/regmap.h>
 23 #include <sound/core.h>
 24 #include <sound/pcm.h>
 25 #include <sound/ac97_codec.h>
 26 #include <sound/initval.h>
 27 #include <sound/pcm_params.h>
 28 #include <sound/tlv.h>
 29 #include <sound/soc.h>
 30 
 31 #include "wm9713.h"
 32 
 33 #define WM9713_VENDOR_ID 0x574d4c13
 34 #define WM9713_VENDOR_ID_MASK 0xffffffff
 35 
 36 struct wm9713_priv {
 37         struct snd_ac97 *ac97;
 38         u32 pll_in; /* PLL input frequency */
 39         unsigned int hp_mixer[2];
 40         struct mutex lock;
 41 };
 42 
 43 #define HPL_MIXER 0
 44 #define HPR_MIXER 1
 45 
 46 static const char *wm9713_mic_mixer[] = {"Stereo", "Mic 1", "Mic 2", "Mute"};
 47 static const char *wm9713_rec_mux[] = {"Stereo", "Left", "Right", "Mute"};
 48 static const char *wm9713_rec_src[] =
 49         {"Mic 1", "Mic 2", "Line", "Mono In", "Headphone", "Speaker",
 50         "Mono Out", "Zh"};
 51 static const char *wm9713_rec_gain[] = {"+1.5dB Steps", "+0.75dB Steps"};
 52 static const char *wm9713_alc_select[] = {"None", "Left", "Right", "Stereo"};
 53 static const char *wm9713_mono_pga[] = {"Vmid", "Zh", "Mono", "Inv"};
 54 static const char *wm9713_spk_pga[] =
 55         {"Vmid", "Zh", "Headphone", "Speaker", "Inv", "Headphone Vmid",
 56         "Speaker Vmid", "Inv Vmid"};
 57 static const char *wm9713_hp_pga[] = {"Vmid", "Zh", "Headphone",
 58         "Headphone Vmid"};
 59 static const char *wm9713_out3_pga[] = {"Vmid", "Zh", "Inv 1", "Inv 1 Vmid"};
 60 static const char *wm9713_out4_pga[] = {"Vmid", "Zh", "Inv 2", "Inv 2 Vmid"};
 61 static const char *wm9713_dac_inv[] =
 62         {"Off", "Mono", "Speaker", "Left Headphone", "Right Headphone",
 63         "Headphone Mono", "NC", "Vmid"};
 64 static const char *wm9713_bass[] = {"Linear Control", "Adaptive Boost"};
 65 static const char *wm9713_ng_type[] = {"Constant Gain", "Mute"};
 66 static const char *wm9713_mic_select[] = {"Mic 1", "Mic 2 A", "Mic 2 B"};
 67 static const char *wm9713_micb_select[] = {"MPB", "MPA"};
 68 
 69 static const struct soc_enum wm9713_enum[] = {
 70 SOC_ENUM_SINGLE(AC97_LINE, 3, 4, wm9713_mic_mixer), /* record mic mixer 0 */
 71 SOC_ENUM_SINGLE(AC97_VIDEO, 14, 4, wm9713_rec_mux), /* record mux hp 1 */
 72 SOC_ENUM_SINGLE(AC97_VIDEO, 9, 4, wm9713_rec_mux),  /* record mux mono 2 */
 73 SOC_ENUM_SINGLE(AC97_VIDEO, 3, 8, wm9713_rec_src),  /* record mux left 3 */
 74 SOC_ENUM_SINGLE(AC97_VIDEO, 0, 8, wm9713_rec_src),  /* record mux right 4*/
 75 SOC_ENUM_DOUBLE(AC97_CD, 14, 6, 2, wm9713_rec_gain), /* record step size 5 */
 76 SOC_ENUM_SINGLE(AC97_PCI_SVID, 14, 4, wm9713_alc_select), /* alc source select 6*/
 77 SOC_ENUM_SINGLE(AC97_REC_GAIN, 14, 4, wm9713_mono_pga), /* mono input select 7 */
 78 SOC_ENUM_SINGLE(AC97_REC_GAIN, 11, 8, wm9713_spk_pga), /* speaker left input select 8 */
 79 SOC_ENUM_SINGLE(AC97_REC_GAIN, 8, 8, wm9713_spk_pga), /* speaker right input select 9 */
 80 SOC_ENUM_SINGLE(AC97_REC_GAIN, 6, 3, wm9713_hp_pga), /* headphone left input 10 */
 81 SOC_ENUM_SINGLE(AC97_REC_GAIN, 4, 3, wm9713_hp_pga), /* headphone right input 11 */
 82 SOC_ENUM_SINGLE(AC97_REC_GAIN, 2, 4, wm9713_out3_pga), /* out 3 source 12 */
 83 SOC_ENUM_SINGLE(AC97_REC_GAIN, 0, 4, wm9713_out4_pga), /* out 4 source 13 */
 84 SOC_ENUM_SINGLE(AC97_REC_GAIN_MIC, 13, 8, wm9713_dac_inv), /* dac invert 1 14 */
 85 SOC_ENUM_SINGLE(AC97_REC_GAIN_MIC, 10, 8, wm9713_dac_inv), /* dac invert 2 15 */
 86 SOC_ENUM_SINGLE(AC97_GENERAL_PURPOSE, 15, 2, wm9713_bass), /* bass control 16 */
 87 SOC_ENUM_SINGLE(AC97_PCI_SVID, 5, 2, wm9713_ng_type), /* noise gate type 17 */
 88 SOC_ENUM_SINGLE(AC97_3D_CONTROL, 12, 3, wm9713_mic_select), /* mic selection 18 */
 89 SOC_ENUM_SINGLE_VIRT(2, wm9713_micb_select), /* mic selection 19 */
 90 };
 91 
 92 static const DECLARE_TLV_DB_SCALE(out_tlv, -4650, 150, 0);
 93 static const DECLARE_TLV_DB_SCALE(main_tlv, -3450, 150, 0);
 94 static const DECLARE_TLV_DB_SCALE(misc_tlv, -1500, 300, 0);
 95 static const  DECLARE_TLV_DB_RANGE(mic_tlv,
 96         0, 2, TLV_DB_SCALE_ITEM(1200, 600, 0),
 97         3, 3, TLV_DB_SCALE_ITEM(3000, 0, 0)
 98 );
 99 
100 static const struct snd_kcontrol_new wm9713_snd_ac97_controls[] = {
101 SOC_DOUBLE_TLV("Speaker Playback Volume", AC97_MASTER, 8, 0, 31, 1, out_tlv),
102 SOC_DOUBLE("Speaker Playback Switch", AC97_MASTER, 15, 7, 1, 1),
103 SOC_DOUBLE_TLV("Headphone Playback Volume", AC97_HEADPHONE, 8, 0, 31, 1,
104                out_tlv),
105 SOC_DOUBLE("Headphone Playback Switch", AC97_HEADPHONE, 15, 7, 1, 1),
106 SOC_DOUBLE_TLV("Line In Volume", AC97_PC_BEEP, 8, 0, 31, 1, main_tlv),
107 SOC_DOUBLE_TLV("PCM Playback Volume", AC97_PHONE, 8, 0, 31, 1, main_tlv),
108 SOC_SINGLE_TLV("Mic 1 Volume", AC97_MIC, 8, 31, 1, main_tlv),
109 SOC_SINGLE_TLV("Mic 2 Volume", AC97_MIC, 0, 31, 1, main_tlv),
110 SOC_SINGLE_TLV("Mic 1 Preamp Volume", AC97_3D_CONTROL, 10, 3, 0, mic_tlv),
111 SOC_SINGLE_TLV("Mic 2 Preamp Volume", AC97_3D_CONTROL, 12, 3, 0, mic_tlv),
112 
113 SOC_SINGLE("Mic Boost (+20dB) Switch", AC97_LINE, 5, 1, 0),
114 SOC_SINGLE("Mic Headphone Mixer Volume", AC97_LINE, 0, 7, 1),
115 
116 SOC_SINGLE("Capture Switch", AC97_CD, 15, 1, 1),
117 SOC_ENUM("Capture Volume Steps", wm9713_enum[5]),
118 SOC_DOUBLE("Capture Volume", AC97_CD, 8, 0, 31, 0),
119 SOC_SINGLE("Capture ZC Switch", AC97_CD, 7, 1, 0),
120 
121 SOC_SINGLE_TLV("Capture to Headphone Volume", AC97_VIDEO, 11, 7, 1, misc_tlv),
122 SOC_SINGLE("Capture to Mono Boost (+20dB) Switch", AC97_VIDEO, 8, 1, 0),
123 SOC_SINGLE("Capture ADC Boost (+20dB) Switch", AC97_VIDEO, 6, 1, 0),
124 
125 SOC_SINGLE("ALC Target Volume", AC97_CODEC_CLASS_REV, 12, 15, 0),
126 SOC_SINGLE("ALC Hold Time", AC97_CODEC_CLASS_REV, 8, 15, 0),
127 SOC_SINGLE("ALC Decay Time", AC97_CODEC_CLASS_REV, 4, 15, 0),
128 SOC_SINGLE("ALC Attack Time", AC97_CODEC_CLASS_REV, 0, 15, 0),
129 SOC_ENUM("ALC Function", wm9713_enum[6]),
130 SOC_SINGLE("ALC Max Volume", AC97_PCI_SVID, 11, 7, 0),
131 SOC_SINGLE("ALC ZC Timeout", AC97_PCI_SVID, 9, 3, 0),
132 SOC_SINGLE("ALC ZC Switch", AC97_PCI_SVID, 8, 1, 0),
133 SOC_SINGLE("ALC NG Switch", AC97_PCI_SVID, 7, 1, 0),
134 SOC_ENUM("ALC NG Type", wm9713_enum[17]),
135 SOC_SINGLE("ALC NG Threshold", AC97_PCI_SVID, 0, 31, 0),
136 
137 SOC_DOUBLE("Speaker Playback ZC Switch", AC97_MASTER, 14, 6, 1, 0),
138 SOC_DOUBLE("Headphone Playback ZC Switch", AC97_HEADPHONE, 14, 6, 1, 0),
139 
140 SOC_SINGLE("Out4 Playback Switch", AC97_MASTER_MONO, 15, 1, 1),
141 SOC_SINGLE("Out4 Playback ZC Switch", AC97_MASTER_MONO, 14, 1, 0),
142 SOC_SINGLE_TLV("Out4 Playback Volume", AC97_MASTER_MONO, 8, 31, 1, out_tlv),
143 
144 SOC_SINGLE("Out3 Playback Switch", AC97_MASTER_MONO, 7, 1, 1),
145 SOC_SINGLE("Out3 Playback ZC Switch", AC97_MASTER_MONO, 6, 1, 0),
146 SOC_SINGLE_TLV("Out3 Playback Volume", AC97_MASTER_MONO, 0, 31, 1, out_tlv),
147 
148 SOC_SINGLE_TLV("Mono Capture Volume", AC97_MASTER_TONE, 8, 31, 1, main_tlv),
149 SOC_SINGLE("Mono Playback Switch", AC97_MASTER_TONE, 7, 1, 1),
150 SOC_SINGLE("Mono Playback ZC Switch", AC97_MASTER_TONE, 6, 1, 0),
151 SOC_SINGLE_TLV("Mono Playback Volume", AC97_MASTER_TONE, 0, 31, 1, out_tlv),
152 
153 SOC_SINGLE_TLV("Headphone Mixer Beep Playback Volume", AC97_AUX, 12, 7, 1,
154                misc_tlv),
155 SOC_SINGLE_TLV("Speaker Mixer Beep Playback Volume", AC97_AUX, 8, 7, 1,
156                misc_tlv),
157 SOC_SINGLE_TLV("Mono Mixer Beep Playback Volume", AC97_AUX, 4, 7, 1, misc_tlv),
158 
159 SOC_SINGLE_TLV("Voice Playback Headphone Volume", AC97_PCM, 12, 7, 1,
160                misc_tlv),
161 SOC_SINGLE("Voice Playback Master Volume", AC97_PCM, 8, 7, 1),
162 SOC_SINGLE("Voice Playback Mono Volume", AC97_PCM, 4, 7, 1),
163 
164 SOC_SINGLE_TLV("Headphone Mixer Aux Playback Volume", AC97_REC_SEL, 12, 7, 1,
165                misc_tlv),
166 
167 SOC_SINGLE_TLV("Speaker Mixer Voice Playback Volume", AC97_PCM, 8, 7, 1,
168                misc_tlv),
169 SOC_SINGLE_TLV("Speaker Mixer Aux Playback Volume", AC97_REC_SEL, 8, 7, 1,
170                misc_tlv),
171 
172 SOC_SINGLE_TLV("Mono Mixer Voice Playback Volume", AC97_PCM, 4, 7, 1,
173                misc_tlv),
174 SOC_SINGLE_TLV("Mono Mixer Aux Playback Volume", AC97_REC_SEL, 4, 7, 1,
175                misc_tlv),
176 
177 SOC_SINGLE("Aux Playback Headphone Volume", AC97_REC_SEL, 12, 7, 1),
178 SOC_SINGLE("Aux Playback Master Volume", AC97_REC_SEL, 8, 7, 1),
179 
180 SOC_ENUM("Bass Control", wm9713_enum[16]),
181 SOC_SINGLE("Bass Cut-off Switch", AC97_GENERAL_PURPOSE, 12, 1, 1),
182 SOC_SINGLE("Tone Cut-off Switch", AC97_GENERAL_PURPOSE, 4, 1, 1),
183 SOC_SINGLE("Playback Attenuate (-6dB) Switch", AC97_GENERAL_PURPOSE, 6, 1, 0),
184 SOC_SINGLE("Bass Volume", AC97_GENERAL_PURPOSE, 8, 15, 1),
185 SOC_SINGLE("Tone Volume", AC97_GENERAL_PURPOSE, 0, 15, 1),
186 
187 SOC_SINGLE("3D Upper Cut-off Switch", AC97_REC_GAIN_MIC, 5, 1, 0),
188 SOC_SINGLE("3D Lower Cut-off Switch", AC97_REC_GAIN_MIC, 4, 1, 0),
189 SOC_SINGLE("3D Depth", AC97_REC_GAIN_MIC, 0, 15, 1),
190 };
191 
192 static int wm9713_voice_shutdown(struct snd_soc_dapm_widget *w,
193                                  struct snd_kcontrol *kcontrol, int event)
194 {
195         struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
196 
197         if (WARN_ON(event != SND_SOC_DAPM_PRE_PMD))
198                 return -EINVAL;
199 
200         /* Gracefully shut down the voice interface. */
201         snd_soc_update_bits(codec, AC97_HANDSET_RATE, 0x0f00, 0x0200);
202         schedule_timeout_interruptible(msecs_to_jiffies(1));
203         snd_soc_update_bits(codec, AC97_HANDSET_RATE, 0x0f00, 0x0f00);
204         snd_soc_update_bits(codec, AC97_EXTENDED_MID, 0x1000, 0x1000);
205 
206         return 0;
207 }
208 
209 static const unsigned int wm9713_mixer_mute_regs[] = {
210         AC97_PC_BEEP,
211         AC97_MASTER_TONE,
212         AC97_PHONE,
213         AC97_REC_SEL,
214         AC97_PCM,
215         AC97_AUX,
216 };
217 
218 /* We have to create a fake left and right HP mixers because
219  * the codec only has a single control that is shared by both channels.
220  * This makes it impossible to determine the audio path using the current
221  * register map, thus we add a new (virtual) register to help determine the
222  * audio route within the device.
223  */
224 static int wm9713_hp_mixer_put(struct snd_kcontrol *kcontrol,
225         struct snd_ctl_elem_value *ucontrol)
226 {
227         struct snd_soc_dapm_context *dapm = snd_soc_dapm_kcontrol_dapm(kcontrol);
228         struct snd_soc_codec *codec = snd_soc_dapm_to_codec(dapm);
229         struct wm9713_priv *wm9713 = snd_soc_codec_get_drvdata(codec);
230         unsigned int val = ucontrol->value.integer.value[0];
231         struct soc_mixer_control *mc =
232                 (struct soc_mixer_control *)kcontrol->private_value;
233         unsigned int mixer, mask, shift, old;
234         struct snd_soc_dapm_update update;
235         bool change;
236 
237         mixer = mc->shift >> 8;
238         shift = mc->shift & 0xff;
239         mask = (1 << shift);
240 
241         mutex_lock(&wm9713->lock);
242         old = wm9713->hp_mixer[mixer];
243         if (ucontrol->value.integer.value[0])
244                 wm9713->hp_mixer[mixer] |= mask;
245         else
246                 wm9713->hp_mixer[mixer] &= ~mask;
247 
248         change = old != wm9713->hp_mixer[mixer];
249         if (change) {
250                 update.kcontrol = kcontrol;
251                 update.reg = wm9713_mixer_mute_regs[shift];
252                 update.mask = 0x8000;
253                 if ((wm9713->hp_mixer[0] & mask) ||
254                     (wm9713->hp_mixer[1] & mask))
255                         update.val = 0x0;
256                 else
257                         update.val = 0x8000;
258 
259                 snd_soc_dapm_mixer_update_power(dapm, kcontrol, val,
260                         &update);
261         }
262 
263         mutex_unlock(&wm9713->lock);
264 
265         return change;
266 }
267 
268 static int wm9713_hp_mixer_get(struct snd_kcontrol *kcontrol,
269         struct snd_ctl_elem_value *ucontrol)
270 {
271         struct snd_soc_dapm_context *dapm = snd_soc_dapm_kcontrol_dapm(kcontrol);
272         struct snd_soc_codec *codec = snd_soc_dapm_to_codec(dapm);
273         struct wm9713_priv *wm9713 = snd_soc_codec_get_drvdata(codec);
274         struct soc_mixer_control *mc =
275                 (struct soc_mixer_control *)kcontrol->private_value;
276         unsigned int mixer, shift;
277 
278         mixer = mc->shift >> 8;
279         shift = mc->shift & 0xff;
280 
281         ucontrol->value.integer.value[0] =
282                 (wm9713->hp_mixer[mixer] >> shift) & 1;
283 
284         return 0;
285 }
286 
287 #define WM9713_HP_MIXER_CTRL(xname, xmixer, xshift) { \
288         .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
289         .info = snd_soc_info_volsw, \
290         .get = wm9713_hp_mixer_get, .put = wm9713_hp_mixer_put, \
291         .private_value = SOC_DOUBLE_VALUE(SND_SOC_NOPM, \
292                 xshift, xmixer, 1, 0, 0) \
293 }
294 
295 /* Left Headphone Mixers */
296 static const struct snd_kcontrol_new wm9713_hpl_mixer_controls[] = {
297 WM9713_HP_MIXER_CTRL("Beep Playback Switch", HPL_MIXER, 5),
298 WM9713_HP_MIXER_CTRL("Voice Playback Switch", HPL_MIXER, 4),
299 WM9713_HP_MIXER_CTRL("Aux Playback Switch", HPL_MIXER, 3),
300 WM9713_HP_MIXER_CTRL("PCM Playback Switch", HPL_MIXER, 2),
301 WM9713_HP_MIXER_CTRL("MonoIn Playback Switch", HPL_MIXER, 1),
302 WM9713_HP_MIXER_CTRL("Bypass Playback Switch", HPL_MIXER, 0),
303 };
304 
305 /* Right Headphone Mixers */
306 static const struct snd_kcontrol_new wm9713_hpr_mixer_controls[] = {
307 WM9713_HP_MIXER_CTRL("Beep Playback Switch", HPR_MIXER, 5),
308 WM9713_HP_MIXER_CTRL("Voice Playback Switch", HPR_MIXER, 4),
309 WM9713_HP_MIXER_CTRL("Aux Playback Switch", HPR_MIXER, 3),
310 WM9713_HP_MIXER_CTRL("PCM Playback Switch", HPR_MIXER, 2),
311 WM9713_HP_MIXER_CTRL("MonoIn Playback Switch", HPR_MIXER, 1),
312 WM9713_HP_MIXER_CTRL("Bypass Playback Switch", HPR_MIXER, 0),
313 };
314 
315 /* headphone capture mux */
316 static const struct snd_kcontrol_new wm9713_hp_rec_mux_controls =
317 SOC_DAPM_ENUM("Route", wm9713_enum[1]);
318 
319 /* headphone mic mux */
320 static const struct snd_kcontrol_new wm9713_hp_mic_mux_controls =
321 SOC_DAPM_ENUM("Route", wm9713_enum[0]);
322 
323 /* Speaker Mixer */
324 static const struct snd_kcontrol_new wm9713_speaker_mixer_controls[] = {
325 SOC_DAPM_SINGLE("Beep Playback Switch", AC97_AUX, 11, 1, 1),
326 SOC_DAPM_SINGLE("Voice Playback Switch", AC97_PCM, 11, 1, 1),
327 SOC_DAPM_SINGLE("Aux Playback Switch", AC97_REC_SEL, 11, 1, 1),
328 SOC_DAPM_SINGLE("PCM Playback Switch", AC97_PHONE, 14, 1, 1),
329 SOC_DAPM_SINGLE("MonoIn Playback Switch", AC97_MASTER_TONE, 14, 1, 1),
330 SOC_DAPM_SINGLE("Bypass Playback Switch", AC97_PC_BEEP, 14, 1, 1),
331 };
332 
333 /* Mono Mixer */
334 static const struct snd_kcontrol_new wm9713_mono_mixer_controls[] = {
335 SOC_DAPM_SINGLE("Beep Playback Switch", AC97_AUX, 7, 1, 1),
336 SOC_DAPM_SINGLE("Voice Playback Switch", AC97_PCM, 7, 1, 1),
337 SOC_DAPM_SINGLE("Aux Playback Switch", AC97_REC_SEL, 7, 1, 1),
338 SOC_DAPM_SINGLE("PCM Playback Switch", AC97_PHONE, 13, 1, 1),
339 SOC_DAPM_SINGLE("MonoIn Playback Switch", AC97_MASTER_TONE, 13, 1, 1),
340 SOC_DAPM_SINGLE("Bypass Playback Switch", AC97_PC_BEEP, 13, 1, 1),
341 SOC_DAPM_SINGLE("Mic 1 Sidetone Switch", AC97_LINE, 7, 1, 1),
342 SOC_DAPM_SINGLE("Mic 2 Sidetone Switch", AC97_LINE, 6, 1, 1),
343 };
344 
345 /* mono mic mux */
346 static const struct snd_kcontrol_new wm9713_mono_mic_mux_controls =
347 SOC_DAPM_ENUM("Route", wm9713_enum[2]);
348 
349 /* mono output mux */
350 static const struct snd_kcontrol_new wm9713_mono_mux_controls =
351 SOC_DAPM_ENUM("Route", wm9713_enum[7]);
352 
353 /* speaker left output mux */
354 static const struct snd_kcontrol_new wm9713_hp_spkl_mux_controls =
355 SOC_DAPM_ENUM("Route", wm9713_enum[8]);
356 
357 /* speaker right output mux */
358 static const struct snd_kcontrol_new wm9713_hp_spkr_mux_controls =
359 SOC_DAPM_ENUM("Route", wm9713_enum[9]);
360 
361 /* headphone left output mux */
362 static const struct snd_kcontrol_new wm9713_hpl_out_mux_controls =
363 SOC_DAPM_ENUM("Route", wm9713_enum[10]);
364 
365 /* headphone right output mux */
366 static const struct snd_kcontrol_new wm9713_hpr_out_mux_controls =
367 SOC_DAPM_ENUM("Route", wm9713_enum[11]);
368 
369 /* Out3 mux */
370 static const struct snd_kcontrol_new wm9713_out3_mux_controls =
371 SOC_DAPM_ENUM("Route", wm9713_enum[12]);
372 
373 /* Out4 mux */
374 static const struct snd_kcontrol_new wm9713_out4_mux_controls =
375 SOC_DAPM_ENUM("Route", wm9713_enum[13]);
376 
377 /* DAC inv mux 1 */
378 static const struct snd_kcontrol_new wm9713_dac_inv1_mux_controls =
379 SOC_DAPM_ENUM("Route", wm9713_enum[14]);
380 
381 /* DAC inv mux 2 */
382 static const struct snd_kcontrol_new wm9713_dac_inv2_mux_controls =
383 SOC_DAPM_ENUM("Route", wm9713_enum[15]);
384 
385 /* Capture source left */
386 static const struct snd_kcontrol_new wm9713_rec_srcl_mux_controls =
387 SOC_DAPM_ENUM("Route", wm9713_enum[3]);
388 
389 /* Capture source right */
390 static const struct snd_kcontrol_new wm9713_rec_srcr_mux_controls =
391 SOC_DAPM_ENUM("Route", wm9713_enum[4]);
392 
393 /* mic source */
394 static const struct snd_kcontrol_new wm9713_mic_sel_mux_controls =
395 SOC_DAPM_ENUM("Route", wm9713_enum[18]);
396 
397 /* mic source B virtual control */
398 static const struct snd_kcontrol_new wm9713_micb_sel_mux_controls =
399 SOC_DAPM_ENUM("Route", wm9713_enum[19]);
400 
401 static const struct snd_soc_dapm_widget wm9713_dapm_widgets[] = {
402 SND_SOC_DAPM_MUX("Capture Headphone Mux", SND_SOC_NOPM, 0, 0,
403         &wm9713_hp_rec_mux_controls),
404 SND_SOC_DAPM_MUX("Sidetone Mux", SND_SOC_NOPM, 0, 0,
405         &wm9713_hp_mic_mux_controls),
406 SND_SOC_DAPM_MUX("Capture Mono Mux", SND_SOC_NOPM, 0, 0,
407         &wm9713_mono_mic_mux_controls),
408 SND_SOC_DAPM_MUX("Mono Out Mux", SND_SOC_NOPM, 0, 0,
409         &wm9713_mono_mux_controls),
410 SND_SOC_DAPM_MUX("Left Speaker Out Mux", SND_SOC_NOPM, 0, 0,
411         &wm9713_hp_spkl_mux_controls),
412 SND_SOC_DAPM_MUX("Right Speaker Out Mux", SND_SOC_NOPM, 0, 0,
413         &wm9713_hp_spkr_mux_controls),
414 SND_SOC_DAPM_MUX("Left Headphone Out Mux", SND_SOC_NOPM, 0, 0,
415         &wm9713_hpl_out_mux_controls),
416 SND_SOC_DAPM_MUX("Right Headphone Out Mux", SND_SOC_NOPM, 0, 0,
417         &wm9713_hpr_out_mux_controls),
418 SND_SOC_DAPM_MUX("Out 3 Mux", SND_SOC_NOPM, 0, 0,
419         &wm9713_out3_mux_controls),
420 SND_SOC_DAPM_MUX("Out 4 Mux", SND_SOC_NOPM, 0, 0,
421         &wm9713_out4_mux_controls),
422 SND_SOC_DAPM_MUX("DAC Inv Mux 1", SND_SOC_NOPM, 0, 0,
423         &wm9713_dac_inv1_mux_controls),
424 SND_SOC_DAPM_MUX("DAC Inv Mux 2", SND_SOC_NOPM, 0, 0,
425         &wm9713_dac_inv2_mux_controls),
426 SND_SOC_DAPM_MUX("Left Capture Source", SND_SOC_NOPM, 0, 0,
427         &wm9713_rec_srcl_mux_controls),
428 SND_SOC_DAPM_MUX("Right Capture Source", SND_SOC_NOPM, 0, 0,
429         &wm9713_rec_srcr_mux_controls),
430 SND_SOC_DAPM_MUX("Mic A Source", SND_SOC_NOPM, 0, 0,
431         &wm9713_mic_sel_mux_controls),
432 SND_SOC_DAPM_MUX("Mic B Source", SND_SOC_NOPM, 0, 0,
433         &wm9713_micb_sel_mux_controls),
434 SND_SOC_DAPM_MIXER("Left HP Mixer", AC97_EXTENDED_MID, 3, 1,
435         &wm9713_hpl_mixer_controls[0], ARRAY_SIZE(wm9713_hpl_mixer_controls)),
436 SND_SOC_DAPM_MIXER("Right HP Mixer", AC97_EXTENDED_MID, 2, 1,
437         &wm9713_hpr_mixer_controls[0], ARRAY_SIZE(wm9713_hpr_mixer_controls)),
438 SND_SOC_DAPM_MIXER("Mono Mixer", AC97_EXTENDED_MID, 0, 1,
439         &wm9713_mono_mixer_controls[0], ARRAY_SIZE(wm9713_mono_mixer_controls)),
440 SND_SOC_DAPM_MIXER("Speaker Mixer", AC97_EXTENDED_MID, 1, 1,
441         &wm9713_speaker_mixer_controls[0],
442         ARRAY_SIZE(wm9713_speaker_mixer_controls)),
443 SND_SOC_DAPM_DAC("Left DAC", "Left HiFi Playback", AC97_EXTENDED_MID, 7, 1),
444 SND_SOC_DAPM_DAC("Right DAC", "Right HiFi Playback", AC97_EXTENDED_MID, 6, 1),
445 SND_SOC_DAPM_MIXER("AC97 Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
446 SND_SOC_DAPM_MIXER("HP Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
447 SND_SOC_DAPM_MIXER("Line Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
448 SND_SOC_DAPM_MIXER("Capture Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
449 SND_SOC_DAPM_DAC_E("Voice DAC", "Voice Playback", AC97_EXTENDED_MID, 12, 1,
450                    wm9713_voice_shutdown, SND_SOC_DAPM_PRE_PMD),
451 SND_SOC_DAPM_DAC("Aux DAC", "Aux Playback", AC97_EXTENDED_MID, 11, 1),
452 SND_SOC_DAPM_PGA("Left ADC", AC97_EXTENDED_MID, 5, 1, NULL, 0),
453 SND_SOC_DAPM_PGA("Right ADC", AC97_EXTENDED_MID, 4, 1, NULL, 0),
454 SND_SOC_DAPM_ADC("Left HiFi ADC", "Left HiFi Capture", SND_SOC_NOPM, 0, 0),
455 SND_SOC_DAPM_ADC("Right HiFi ADC", "Right HiFi Capture", SND_SOC_NOPM, 0, 0),
456 SND_SOC_DAPM_ADC("Left Voice ADC", "Left Voice Capture", SND_SOC_NOPM, 0, 0),
457 SND_SOC_DAPM_ADC("Right Voice ADC", "Right Voice Capture", SND_SOC_NOPM, 0, 0),
458 SND_SOC_DAPM_PGA("Left Headphone", AC97_EXTENDED_MSTATUS, 10, 1, NULL, 0),
459 SND_SOC_DAPM_PGA("Right Headphone", AC97_EXTENDED_MSTATUS, 9, 1, NULL, 0),
460 SND_SOC_DAPM_PGA("Left Speaker", AC97_EXTENDED_MSTATUS, 8, 1, NULL, 0),
461 SND_SOC_DAPM_PGA("Right Speaker", AC97_EXTENDED_MSTATUS, 7, 1, NULL, 0),
462 SND_SOC_DAPM_PGA("Out 3", AC97_EXTENDED_MSTATUS, 11, 1, NULL, 0),
463 SND_SOC_DAPM_PGA("Out 4", AC97_EXTENDED_MSTATUS, 12, 1, NULL, 0),
464 SND_SOC_DAPM_PGA("Mono Out", AC97_EXTENDED_MSTATUS, 13, 1, NULL, 0),
465 SND_SOC_DAPM_PGA("Left Line In", AC97_EXTENDED_MSTATUS, 6, 1, NULL, 0),
466 SND_SOC_DAPM_PGA("Right Line In", AC97_EXTENDED_MSTATUS, 5, 1, NULL, 0),
467 SND_SOC_DAPM_PGA("Mono In", AC97_EXTENDED_MSTATUS, 4, 1, NULL, 0),
468 SND_SOC_DAPM_PGA("Mic A PGA", AC97_EXTENDED_MSTATUS, 3, 1, NULL, 0),
469 SND_SOC_DAPM_PGA("Mic B PGA", AC97_EXTENDED_MSTATUS, 2, 1, NULL, 0),
470 SND_SOC_DAPM_PGA("Mic A Pre Amp", AC97_EXTENDED_MSTATUS, 1, 1, NULL, 0),
471 SND_SOC_DAPM_PGA("Mic B Pre Amp", AC97_EXTENDED_MSTATUS, 0, 1, NULL, 0),
472 SND_SOC_DAPM_MICBIAS("Mic Bias", AC97_EXTENDED_MSTATUS, 14, 1),
473 SND_SOC_DAPM_OUTPUT("MONO"),
474 SND_SOC_DAPM_OUTPUT("HPL"),
475 SND_SOC_DAPM_OUTPUT("HPR"),
476 SND_SOC_DAPM_OUTPUT("SPKL"),
477 SND_SOC_DAPM_OUTPUT("SPKR"),
478 SND_SOC_DAPM_OUTPUT("OUT3"),
479 SND_SOC_DAPM_OUTPUT("OUT4"),
480 SND_SOC_DAPM_INPUT("LINEL"),
481 SND_SOC_DAPM_INPUT("LINER"),
482 SND_SOC_DAPM_INPUT("MONOIN"),
483 SND_SOC_DAPM_INPUT("PCBEEP"),
484 SND_SOC_DAPM_INPUT("MIC1"),
485 SND_SOC_DAPM_INPUT("MIC2A"),
486 SND_SOC_DAPM_INPUT("MIC2B"),
487 SND_SOC_DAPM_VMID("VMID"),
488 };
489 
490 static const struct snd_soc_dapm_route wm9713_audio_map[] = {
491         /* left HP mixer */
492         {"Left HP Mixer", "Beep Playback Switch",    "PCBEEP"},
493         {"Left HP Mixer", "Voice Playback Switch",   "Voice DAC"},
494         {"Left HP Mixer", "Aux Playback Switch",     "Aux DAC"},
495         {"Left HP Mixer", "Bypass Playback Switch",  "Left Line In"},
496         {"Left HP Mixer", "PCM Playback Switch",     "Left DAC"},
497         {"Left HP Mixer", "MonoIn Playback Switch",  "Mono In"},
498         {"Left HP Mixer", NULL,  "Capture Headphone Mux"},
499 
500         /* right HP mixer */
501         {"Right HP Mixer", "Beep Playback Switch",    "PCBEEP"},
502         {"Right HP Mixer", "Voice Playback Switch",   "Voice DAC"},
503         {"Right HP Mixer", "Aux Playback Switch",     "Aux DAC"},
504         {"Right HP Mixer", "Bypass Playback Switch",  "Right Line In"},
505         {"Right HP Mixer", "PCM Playback Switch",     "Right DAC"},
506         {"Right HP Mixer", "MonoIn Playback Switch",  "Mono In"},
507         {"Right HP Mixer", NULL,  "Capture Headphone Mux"},
508 
509         /* virtual mixer - mixes left & right channels for spk and mono */
510         {"AC97 Mixer", NULL, "Left DAC"},
511         {"AC97 Mixer", NULL, "Right DAC"},
512         {"Line Mixer", NULL, "Right Line In"},
513         {"Line Mixer", NULL, "Left Line In"},
514         {"HP Mixer", NULL, "Left HP Mixer"},
515         {"HP Mixer", NULL, "Right HP Mixer"},
516         {"Capture Mixer", NULL, "Left Capture Source"},
517         {"Capture Mixer", NULL, "Right Capture Source"},
518 
519         /* speaker mixer */
520         {"Speaker Mixer", "Beep Playback Switch",    "PCBEEP"},
521         {"Speaker Mixer", "Voice Playback Switch",   "Voice DAC"},
522         {"Speaker Mixer", "Aux Playback Switch",     "Aux DAC"},
523         {"Speaker Mixer", "Bypass Playback Switch",  "Line Mixer"},
524         {"Speaker Mixer", "PCM Playback Switch",     "AC97 Mixer"},
525         {"Speaker Mixer", "MonoIn Playback Switch",  "Mono In"},
526 
527         /* mono mixer */
528         {"Mono Mixer", "Beep Playback Switch",    "PCBEEP"},
529         {"Mono Mixer", "Voice Playback Switch",   "Voice DAC"},
530         {"Mono Mixer", "Aux Playback Switch",     "Aux DAC"},
531         {"Mono Mixer", "Bypass Playback Switch",  "Line Mixer"},
532         {"Mono Mixer", "PCM Playback Switch",     "AC97 Mixer"},
533         {"Mono Mixer", "Mic 1 Sidetone Switch", "Mic A PGA"},
534         {"Mono Mixer", "Mic 2 Sidetone Switch", "Mic B PGA"},
535         {"Mono Mixer", NULL,  "Capture Mono Mux"},
536 
537         /* DAC inv mux 1 */
538         {"DAC Inv Mux 1", "Mono", "Mono Mixer"},
539         {"DAC Inv Mux 1", "Speaker", "Speaker Mixer"},
540         {"DAC Inv Mux 1", "Left Headphone", "Left HP Mixer"},
541         {"DAC Inv Mux 1", "Right Headphone", "Right HP Mixer"},
542         {"DAC Inv Mux 1", "Headphone Mono", "HP Mixer"},
543 
544         /* DAC inv mux 2 */
545         {"DAC Inv Mux 2", "Mono", "Mono Mixer"},
546         {"DAC Inv Mux 2", "Speaker", "Speaker Mixer"},
547         {"DAC Inv Mux 2", "Left Headphone", "Left HP Mixer"},
548         {"DAC Inv Mux 2", "Right Headphone", "Right HP Mixer"},
549         {"DAC Inv Mux 2", "Headphone Mono", "HP Mixer"},
550 
551         /* headphone left mux */
552         {"Left Headphone Out Mux", "Headphone", "Left HP Mixer"},
553 
554         /* headphone right mux */
555         {"Right Headphone Out Mux", "Headphone", "Right HP Mixer"},
556 
557         /* speaker left mux */
558         {"Left Speaker Out Mux", "Headphone", "Left HP Mixer"},
559         {"Left Speaker Out Mux", "Speaker", "Speaker Mixer"},
560         {"Left Speaker Out Mux", "Inv", "DAC Inv Mux 1"},
561 
562         /* speaker right mux */
563         {"Right Speaker Out Mux", "Headphone", "Right HP Mixer"},
564         {"Right Speaker Out Mux", "Speaker", "Speaker Mixer"},
565         {"Right Speaker Out Mux", "Inv", "DAC Inv Mux 2"},
566 
567         /* mono mux */
568         {"Mono Out Mux", "Mono", "Mono Mixer"},
569         {"Mono Out Mux", "Inv", "DAC Inv Mux 1"},
570 
571         /* out 3 mux */
572         {"Out 3 Mux", "Inv 1", "DAC Inv Mux 1"},
573 
574         /* out 4 mux */
575         {"Out 4 Mux", "Inv 2", "DAC Inv Mux 2"},
576 
577         /* output pga */
578         {"HPL", NULL, "Left Headphone"},
579         {"Left Headphone", NULL, "Left Headphone Out Mux"},
580         {"HPR", NULL, "Right Headphone"},
581         {"Right Headphone", NULL, "Right Headphone Out Mux"},
582         {"OUT3", NULL, "Out 3"},
583         {"Out 3", NULL, "Out 3 Mux"},
584         {"OUT4", NULL, "Out 4"},
585         {"Out 4", NULL, "Out 4 Mux"},
586         {"SPKL", NULL, "Left Speaker"},
587         {"Left Speaker", NULL, "Left Speaker Out Mux"},
588         {"SPKR", NULL, "Right Speaker"},
589         {"Right Speaker", NULL, "Right Speaker Out Mux"},
590         {"MONO", NULL, "Mono Out"},
591         {"Mono Out", NULL, "Mono Out Mux"},
592 
593         /* input pga */
594         {"Left Line In", NULL, "LINEL"},
595         {"Right Line In", NULL, "LINER"},
596         {"Mono In", NULL, "MONOIN"},
597         {"Mic A PGA", NULL, "Mic A Pre Amp"},
598         {"Mic B PGA", NULL, "Mic B Pre Amp"},
599 
600         /* left capture select */
601         {"Left Capture Source", "Mic 1", "Mic A Pre Amp"},
602         {"Left Capture Source", "Mic 2", "Mic B Pre Amp"},
603         {"Left Capture Source", "Line", "LINEL"},
604         {"Left Capture Source", "Mono In", "MONOIN"},
605         {"Left Capture Source", "Headphone", "Left HP Mixer"},
606         {"Left Capture Source", "Speaker", "Speaker Mixer"},
607         {"Left Capture Source", "Mono Out", "Mono Mixer"},
608 
609         /* right capture select */
610         {"Right Capture Source", "Mic 1", "Mic A Pre Amp"},
611         {"Right Capture Source", "Mic 2", "Mic B Pre Amp"},
612         {"Right Capture Source", "Line", "LINER"},
613         {"Right Capture Source", "Mono In", "MONOIN"},
614         {"Right Capture Source", "Headphone", "Right HP Mixer"},
615         {"Right Capture Source", "Speaker", "Speaker Mixer"},
616         {"Right Capture Source", "Mono Out", "Mono Mixer"},
617 
618         /* left ADC */
619         {"Left ADC", NULL, "Left Capture Source"},
620         {"Left Voice ADC", NULL, "Left ADC"},
621         {"Left HiFi ADC", NULL, "Left ADC"},
622 
623         /* right ADC */
624         {"Right ADC", NULL, "Right Capture Source"},
625         {"Right Voice ADC", NULL, "Right ADC"},
626         {"Right HiFi ADC", NULL, "Right ADC"},
627 
628         /* mic */
629         {"Mic A Pre Amp", NULL, "Mic A Source"},
630         {"Mic A Source", "Mic 1", "MIC1"},
631         {"Mic A Source", "Mic 2 A", "MIC2A"},
632         {"Mic A Source", "Mic 2 B", "Mic B Source"},
633         {"Mic B Pre Amp", "MPB", "Mic B Source"},
634         {"Mic B Source", NULL, "MIC2B"},
635 
636         /* headphone capture */
637         {"Capture Headphone Mux", "Stereo", "Capture Mixer"},
638         {"Capture Headphone Mux", "Left", "Left Capture Source"},
639         {"Capture Headphone Mux", "Right", "Right Capture Source"},
640 
641         /* mono capture */
642         {"Capture Mono Mux", "Stereo", "Capture Mixer"},
643         {"Capture Mono Mux", "Left", "Left Capture Source"},
644         {"Capture Mono Mux", "Right", "Right Capture Source"},
645 };
646 
647 static bool wm9713_readable_reg(struct device *dev, unsigned int reg)
648 {
649         switch (reg) {
650         case AC97_RESET ... AC97_PCM_SURR_DAC_RATE:
651         case AC97_PCM_LR_ADC_RATE:
652         case AC97_CENTER_LFE_MASTER:
653         case AC97_SPDIF ... AC97_LINE1_LEVEL:
654         case AC97_GPIO_CFG ... 0x5c:
655         case AC97_CODEC_CLASS_REV ... AC97_PCI_SID:
656         case 0x74 ... AC97_VENDOR_ID2:
657                 return true;
658         default:
659                 return false;
660         }
661 }
662 
663 static bool wm9713_writeable_reg(struct device *dev, unsigned int reg)
664 {
665         switch (reg) {
666         case AC97_VENDOR_ID1:
667         case AC97_VENDOR_ID2:
668                 return false;
669         default:
670                 return wm9713_readable_reg(dev, reg);
671         }
672 }
673 
674 static const struct reg_default wm9713_reg_defaults[] = {
675         { 0x02, 0x8080 },       /* Speaker Output Volume */
676         { 0x04, 0x8080 },       /* Headphone Output Volume */
677         { 0x06, 0x8080 },       /* Out3/OUT4 Volume */
678         { 0x08, 0xc880 },       /* Mono Volume */
679         { 0x0a, 0xe808 },       /* LINEIN Volume */
680         { 0x0c, 0xe808 },       /* DAC PGA Volume */
681         { 0x0e, 0x0808 },       /* MIC PGA Volume */
682         { 0x10, 0x00da },       /* MIC Routing Control */
683         { 0x12, 0x8000 },       /* Record PGA Volume */
684         { 0x14, 0xd600 },       /* Record Routing */
685         { 0x16, 0xaaa0 },       /* PCBEEP Volume */
686         { 0x18, 0xaaa0 },       /* VxDAC Volume */
687         { 0x1a, 0xaaa0 },       /* AUXDAC Volume */
688         { 0x1c, 0x0000 },       /* Output PGA Mux */
689         { 0x1e, 0x0000 },       /* DAC 3D control */
690         { 0x20, 0x0f0f },       /* DAC Tone Control*/
691         { 0x22, 0x0040 },       /* MIC Input Select & Bias */
692         { 0x24, 0x0000 },       /* Output Volume Mapping & Jack */
693         { 0x26, 0x7f00 },       /* Powerdown Ctrl/Stat*/
694         { 0x28, 0x0405 },       /* Extended Audio ID */
695         { 0x2a, 0x0410 },       /* Extended Audio Start/Ctrl */
696         { 0x2c, 0xbb80 },       /* Audio DACs Sample Rate */
697         { 0x2e, 0xbb80 },       /* AUXDAC Sample Rate */
698         { 0x32, 0xbb80 },       /* Audio ADCs Sample Rate */
699         { 0x36, 0x4523 },       /* PCM codec control */
700         { 0x3a, 0x2000 },       /* SPDIF control */
701         { 0x3c, 0xfdff },       /* Powerdown 1 */
702         { 0x3e, 0xffff },       /* Powerdown 2 */
703         { 0x40, 0x0000 },       /* General Purpose */
704         { 0x42, 0x0000 },       /* Fast Power-Up Control */
705         { 0x44, 0x0080 },       /* MCLK/PLL Control */
706         { 0x46, 0x0000 },       /* MCLK/PLL Control */
707         { 0x4c, 0xfffe },       /* GPIO Pin Configuration */
708         { 0x4e, 0xffff },       /* GPIO Pin Polarity / Type */
709         { 0x50, 0x0000 },       /* GPIO Pin Sticky */
710         { 0x52, 0x0000 },       /* GPIO Pin Wake-Up */
711                                 /* GPIO Pin Status */
712         { 0x56, 0xfffe },       /* GPIO Pin Sharing */
713         { 0x58, 0x4000 },       /* GPIO PullUp/PullDown */
714         { 0x5a, 0x0000 },       /* Additional Functions 1 */
715         { 0x5c, 0x0000 },       /* Additional Functions 2 */
716         { 0x60, 0xb032 },       /* ALC Control */
717         { 0x62, 0x3e00 },       /* ALC / Noise Gate Control */
718         { 0x64, 0x0000 },       /* AUXDAC input control */
719         { 0x74, 0x0000 },       /* Digitiser Reg 1 */
720         { 0x76, 0x0006 },       /* Digitiser Reg 2 */
721         { 0x78, 0x0001 },       /* Digitiser Reg 3 */
722         { 0x7a, 0x0000 },       /* Digitiser Read Back */
723 };
724 
725 static const struct regmap_config wm9713_regmap_config = {
726         .reg_bits = 16,
727         .reg_stride = 2,
728         .val_bits = 16,
729         .max_register = 0x7e,
730         .cache_type = REGCACHE_RBTREE,
731 
732         .reg_defaults = wm9713_reg_defaults,
733         .num_reg_defaults = ARRAY_SIZE(wm9713_reg_defaults),
734         .volatile_reg = regmap_ac97_default_volatile,
735         .readable_reg = wm9713_readable_reg,
736         .writeable_reg = wm9713_writeable_reg,
737 };
738 
739 /* PLL divisors */
740 struct _pll_div {
741         u32 divsel:1;
742         u32 divctl:1;
743         u32 lf:1;
744         u32 n:4;
745         u32 k:24;
746 };
747 
748 /* The size in bits of the PLL divide multiplied by 10
749  * to allow rounding later */
750 #define FIXED_PLL_SIZE ((1 << 22) * 10)
751 
752 static void pll_factors(struct snd_soc_codec *codec,
753         struct _pll_div *pll_div, unsigned int source)
754 {
755         u64 Kpart;
756         unsigned int K, Ndiv, Nmod, target;
757 
758         /* The the PLL output is always 98.304MHz. */
759         target = 98304000;
760 
761         /* If the input frequency is over 14.4MHz then scale it down. */
762         if (source > 14400000) {
763                 source >>= 1;
764                 pll_div->divsel = 1;
765 
766                 if (source > 14400000) {
767                         source >>= 1;
768                         pll_div->divctl = 1;
769                 } else
770                         pll_div->divctl = 0;
771 
772         } else {
773                 pll_div->divsel = 0;
774                 pll_div->divctl = 0;
775         }
776 
777         /* Low frequency sources require an additional divide in the
778          * loop.
779          */
780         if (source < 8192000) {
781                 pll_div->lf = 1;
782                 target >>= 2;
783         } else
784                 pll_div->lf = 0;
785 
786         Ndiv = target / source;
787         if ((Ndiv < 5) || (Ndiv > 12))
788                 dev_warn(codec->dev,
789                         "WM9713 PLL N value %u out of recommended range!\n",
790                         Ndiv);
791 
792         pll_div->n = Ndiv;
793         Nmod = target % source;
794         Kpart = FIXED_PLL_SIZE * (long long)Nmod;
795 
796         do_div(Kpart, source);
797 
798         K = Kpart & 0xFFFFFFFF;
799 
800         /* Check if we need to round */
801         if ((K % 10) >= 5)
802                 K += 5;
803 
804         /* Move down to proper range now rounding is done */
805         K /= 10;
806 
807         pll_div->k = K;
808 }
809 
810 /**
811  * Please note that changing the PLL input frequency may require
812  * resynchronisation with the AC97 controller.
813  */
814 static int wm9713_set_pll(struct snd_soc_codec *codec,
815         int pll_id, unsigned int freq_in, unsigned int freq_out)
816 {
817         struct wm9713_priv *wm9713 = snd_soc_codec_get_drvdata(codec);
818         u16 reg, reg2;
819         struct _pll_div pll_div;
820 
821         /* turn PLL off ? */
822         if (freq_in == 0) {
823                 /* disable PLL power and select ext source */
824                 snd_soc_update_bits(codec, AC97_HANDSET_RATE, 0x0080, 0x0080);
825                 snd_soc_update_bits(codec, AC97_EXTENDED_MID, 0x0200, 0x0200);
826                 wm9713->pll_in = 0;
827                 return 0;
828         }
829 
830         pll_factors(codec, &pll_div, freq_in);
831 
832         if (pll_div.k == 0) {
833                 reg = (pll_div.n << 12) | (pll_div.lf << 11) |
834                         (pll_div.divsel << 9) | (pll_div.divctl << 8);
835                 snd_soc_write(codec, AC97_LINE1_LEVEL, reg);
836         } else {
837                 /* write the fractional k to the reg 0x46 pages */
838                 reg2 = (pll_div.n << 12) | (pll_div.lf << 11) | (1 << 10) |
839                         (pll_div.divsel << 9) | (pll_div.divctl << 8);
840 
841                 /* K [21:20] */
842                 reg = reg2 | (0x5 << 4) | (pll_div.k >> 20);
843                 snd_soc_write(codec, AC97_LINE1_LEVEL, reg);
844 
845                 /* K [19:16] */
846                 reg = reg2 | (0x4 << 4) | ((pll_div.k >> 16) & 0xf);
847                 snd_soc_write(codec, AC97_LINE1_LEVEL, reg);
848 
849                 /* K [15:12] */
850                 reg = reg2 | (0x3 << 4) | ((pll_div.k >> 12) & 0xf);
851                 snd_soc_write(codec, AC97_LINE1_LEVEL, reg);
852 
853                 /* K [11:8] */
854                 reg = reg2 | (0x2 << 4) | ((pll_div.k >> 8) & 0xf);
855                 snd_soc_write(codec, AC97_LINE1_LEVEL, reg);
856 
857                 /* K [7:4] */
858                 reg = reg2 | (0x1 << 4) | ((pll_div.k >> 4) & 0xf);
859                 snd_soc_write(codec, AC97_LINE1_LEVEL, reg);
860 
861                 reg = reg2 | (0x0 << 4) | (pll_div.k & 0xf); /* K [3:0] */
862                 snd_soc_write(codec, AC97_LINE1_LEVEL, reg);
863         }
864 
865         /* turn PLL on and select as source */
866         snd_soc_update_bits(codec, AC97_EXTENDED_MID, 0x0200, 0x0000);
867         snd_soc_update_bits(codec, AC97_HANDSET_RATE, 0x0080, 0x0000);
868         wm9713->pll_in = freq_in;
869 
870         /* wait 10ms AC97 link frames for the link to stabilise */
871         schedule_timeout_interruptible(msecs_to_jiffies(10));
872         return 0;
873 }
874 
875 static int wm9713_set_dai_pll(struct snd_soc_dai *codec_dai, int pll_id,
876                 int source, unsigned int freq_in, unsigned int freq_out)
877 {
878         struct snd_soc_codec *codec = codec_dai->codec;
879         return wm9713_set_pll(codec, pll_id, freq_in, freq_out);
880 }
881 
882 /*
883  * Tristate the PCM DAI lines, tristate can be disabled by calling
884  * wm9713_set_dai_fmt()
885  */
886 static int wm9713_set_dai_tristate(struct snd_soc_dai *codec_dai,
887         int tristate)
888 {
889         struct snd_soc_codec *codec = codec_dai->codec;
890 
891         if (tristate)
892                 snd_soc_update_bits(codec, AC97_CENTER_LFE_MASTER,
893                                     0x6000, 0x0000);
894 
895         return 0;
896 }
897 
898 /*
899  * Configure WM9713 clock dividers.
900  * Voice DAC needs 256 FS
901  */
902 static int wm9713_set_dai_clkdiv(struct snd_soc_dai *codec_dai,
903                 int div_id, int div)
904 {
905         struct snd_soc_codec *codec = codec_dai->codec;
906 
907         switch (div_id) {
908         case WM9713_PCMCLK_DIV:
909                 snd_soc_update_bits(codec, AC97_HANDSET_RATE, 0x0f00, div);
910                 break;
911         case WM9713_CLKA_MULT:
912                 snd_soc_update_bits(codec, AC97_HANDSET_RATE, 0x0002, div);
913                 break;
914         case WM9713_CLKB_MULT:
915                 snd_soc_update_bits(codec, AC97_HANDSET_RATE, 0x0004, div);
916                 break;
917         case WM9713_HIFI_DIV:
918                 snd_soc_update_bits(codec, AC97_HANDSET_RATE, 0x7000, div);
919                 break;
920         case WM9713_PCMBCLK_DIV:
921                 snd_soc_update_bits(codec, AC97_CENTER_LFE_MASTER, 0x0e00, div);
922                 break;
923         case WM9713_PCMCLK_PLL_DIV:
924                 snd_soc_update_bits(codec, AC97_LINE1_LEVEL,
925                                     0x007f, div | 0x60);
926                 break;
927         case WM9713_HIFI_PLL_DIV:
928                 snd_soc_update_bits(codec, AC97_LINE1_LEVEL,
929                                     0x007f, div | 0x70);
930                 break;
931         default:
932                 return -EINVAL;
933         }
934 
935         return 0;
936 }
937 
938 static int wm9713_set_dai_fmt(struct snd_soc_dai *codec_dai,
939                 unsigned int fmt)
940 {
941         struct snd_soc_codec *codec = codec_dai->codec;
942         u16 gpio = snd_soc_read(codec, AC97_GPIO_CFG) & 0xffc5;
943         u16 reg = 0x8000;
944 
945         /* clock masters */
946         switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
947         case SND_SOC_DAIFMT_CBM_CFM:
948                 reg |= 0x4000;
949                 gpio |= 0x0010;
950                 break;
951         case SND_SOC_DAIFMT_CBM_CFS:
952                 reg |= 0x6000;
953                 gpio |= 0x0018;
954                 break;
955         case SND_SOC_DAIFMT_CBS_CFS:
956                 reg |= 0x2000;
957                 gpio |= 0x001a;
958                 break;
959         case SND_SOC_DAIFMT_CBS_CFM:
960                 gpio |= 0x0012;
961                 break;
962         }
963 
964         /* clock inversion */
965         switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
966         case SND_SOC_DAIFMT_IB_IF:
967                 reg |= 0x00c0;
968                 break;
969         case SND_SOC_DAIFMT_IB_NF:
970                 reg |= 0x0080;
971                 break;
972         case SND_SOC_DAIFMT_NB_IF:
973                 reg |= 0x0040;
974                 break;
975         }
976 
977         /* DAI format */
978         switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
979         case SND_SOC_DAIFMT_I2S:
980                 reg |= 0x0002;
981                 break;
982         case SND_SOC_DAIFMT_RIGHT_J:
983                 break;
984         case SND_SOC_DAIFMT_LEFT_J:
985                 reg |= 0x0001;
986                 break;
987         case SND_SOC_DAIFMT_DSP_A:
988                 reg |= 0x0003;
989                 break;
990         case SND_SOC_DAIFMT_DSP_B:
991                 reg |= 0x0043;
992                 break;
993         }
994 
995         snd_soc_write(codec, AC97_GPIO_CFG, gpio);
996         snd_soc_write(codec, AC97_CENTER_LFE_MASTER, reg);
997         return 0;
998 }
999 
1000 static int wm9713_pcm_hw_params(struct snd_pcm_substream *substream,
1001                                 struct snd_pcm_hw_params *params,
1002                                 struct snd_soc_dai *dai)
1003 {
1004         struct snd_soc_codec *codec = dai->codec;
1005 
1006         /* enable PCM interface in master mode */
1007         switch (params_width(params)) {
1008         case 16:
1009                 break;
1010         case 20:
1011                 snd_soc_update_bits(codec, AC97_CENTER_LFE_MASTER,
1012                                     0x000c, 0x0004);
1013                 break;
1014         case 24:
1015                 snd_soc_update_bits(codec, AC97_CENTER_LFE_MASTER,
1016                                     0x000c, 0x0008);
1017                 break;
1018         case 32:
1019                 snd_soc_update_bits(codec, AC97_CENTER_LFE_MASTER,
1020                                     0x000c, 0x000c);
1021                 break;
1022         }
1023         return 0;
1024 }
1025 
1026 static int ac97_hifi_prepare(struct snd_pcm_substream *substream,
1027                              struct snd_soc_dai *dai)
1028 {
1029         struct snd_soc_codec *codec = dai->codec;
1030         struct snd_pcm_runtime *runtime = substream->runtime;
1031         int reg;
1032 
1033         snd_soc_update_bits(codec, AC97_EXTENDED_STATUS, 0x0001, 0x0001);
1034 
1035         if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
1036                 reg = AC97_PCM_FRONT_DAC_RATE;
1037         else
1038                 reg = AC97_PCM_LR_ADC_RATE;
1039 
1040         return snd_soc_write(codec, reg, runtime->rate);
1041 }
1042 
1043 static int ac97_aux_prepare(struct snd_pcm_substream *substream,
1044                             struct snd_soc_dai *dai)
1045 {
1046         struct snd_soc_codec *codec = dai->codec;
1047         struct snd_pcm_runtime *runtime = substream->runtime;
1048 
1049         snd_soc_update_bits(codec, AC97_EXTENDED_STATUS, 0x0001, 0x0001);
1050         snd_soc_update_bits(codec, AC97_PCI_SID, 0x8000, 0x8000);
1051 
1052         if (substream->stream != SNDRV_PCM_STREAM_PLAYBACK)
1053                 return -ENODEV;
1054 
1055         return snd_soc_write(codec, AC97_PCM_SURR_DAC_RATE, runtime->rate);
1056 }
1057 
1058 #define WM9713_RATES (SNDRV_PCM_RATE_8000  |    \
1059                       SNDRV_PCM_RATE_11025 |    \
1060                       SNDRV_PCM_RATE_22050 |    \
1061                       SNDRV_PCM_RATE_44100 |    \
1062                       SNDRV_PCM_RATE_48000)
1063 
1064 #define WM9713_PCM_RATES (SNDRV_PCM_RATE_8000  |        \
1065                           SNDRV_PCM_RATE_11025 |        \
1066                           SNDRV_PCM_RATE_16000 |        \
1067                           SNDRV_PCM_RATE_22050 |        \
1068                           SNDRV_PCM_RATE_44100 |        \
1069                           SNDRV_PCM_RATE_48000)
1070 
1071 #define WM9713_PCM_FORMATS \
1072         (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \
1073          SNDRV_PCM_FMTBIT_S24_LE)
1074 
1075 static const struct snd_soc_dai_ops wm9713_dai_ops_hifi = {
1076         .prepare        = ac97_hifi_prepare,
1077         .set_clkdiv     = wm9713_set_dai_clkdiv,
1078         .set_pll        = wm9713_set_dai_pll,
1079 };
1080 
1081 static const struct snd_soc_dai_ops wm9713_dai_ops_aux = {
1082         .prepare        = ac97_aux_prepare,
1083         .set_clkdiv     = wm9713_set_dai_clkdiv,
1084         .set_pll        = wm9713_set_dai_pll,
1085 };
1086 
1087 static const struct snd_soc_dai_ops wm9713_dai_ops_voice = {
1088         .hw_params      = wm9713_pcm_hw_params,
1089         .set_clkdiv     = wm9713_set_dai_clkdiv,
1090         .set_pll        = wm9713_set_dai_pll,
1091         .set_fmt        = wm9713_set_dai_fmt,
1092         .set_tristate   = wm9713_set_dai_tristate,
1093 };
1094 
1095 static struct snd_soc_dai_driver wm9713_dai[] = {
1096 {
1097         .name = "wm9713-hifi",
1098         .playback = {
1099                 .stream_name = "HiFi Playback",
1100                 .channels_min = 1,
1101                 .channels_max = 2,
1102                 .rates = WM9713_RATES,
1103                 .formats = SND_SOC_STD_AC97_FMTS,},
1104         .capture = {
1105                 .stream_name = "HiFi Capture",
1106                 .channels_min = 1,
1107                 .channels_max = 2,
1108                 .rates = WM9713_RATES,
1109                 .formats = SND_SOC_STD_AC97_FMTS,},
1110         .ops = &wm9713_dai_ops_hifi,
1111         },
1112         {
1113         .name = "wm9713-aux",
1114         .playback = {
1115                 .stream_name = "Aux Playback",
1116                 .channels_min = 1,
1117                 .channels_max = 1,
1118                 .rates = WM9713_RATES,
1119                 .formats = SND_SOC_STD_AC97_FMTS,},
1120         .ops = &wm9713_dai_ops_aux,
1121         },
1122         {
1123         .name = "wm9713-voice",
1124         .playback = {
1125                 .stream_name = "Voice Playback",
1126                 .channels_min = 1,
1127                 .channels_max = 1,
1128                 .rates = WM9713_PCM_RATES,
1129                 .formats = WM9713_PCM_FORMATS,},
1130         .capture = {
1131                 .stream_name = "Voice Capture",
1132                 .channels_min = 1,
1133                 .channels_max = 2,
1134                 .rates = WM9713_PCM_RATES,
1135                 .formats = WM9713_PCM_FORMATS,},
1136         .ops = &wm9713_dai_ops_voice,
1137         .symmetric_rates = 1,
1138         },
1139 };
1140 
1141 static int wm9713_set_bias_level(struct snd_soc_codec *codec,
1142                                  enum snd_soc_bias_level level)
1143 {
1144         switch (level) {
1145         case SND_SOC_BIAS_ON:
1146                 /* enable thermal shutdown */
1147                 snd_soc_update_bits(codec, AC97_EXTENDED_MID, 0xe400, 0x0000);
1148                 break;
1149         case SND_SOC_BIAS_PREPARE:
1150                 break;
1151         case SND_SOC_BIAS_STANDBY:
1152                 /* enable master bias and vmid */
1153                 snd_soc_update_bits(codec, AC97_EXTENDED_MID, 0xc400, 0x0000);
1154                 snd_soc_write(codec, AC97_POWERDOWN, 0x0000);
1155                 break;
1156         case SND_SOC_BIAS_OFF:
1157                 /* disable everything including AC link */
1158                 snd_soc_write(codec, AC97_EXTENDED_MID, 0xffff);
1159                 snd_soc_write(codec, AC97_EXTENDED_MSTATUS, 0xffff);
1160                 snd_soc_write(codec, AC97_POWERDOWN, 0xffff);
1161                 break;
1162         }
1163         return 0;
1164 }
1165 
1166 static int wm9713_soc_suspend(struct snd_soc_codec *codec)
1167 {
1168         /* Disable everything except touchpanel - that will be handled
1169          * by the touch driver and left disabled if touch is not in
1170          * use. */
1171         snd_soc_update_bits(codec, AC97_EXTENDED_MID, 0x7fff,
1172                                  0x7fff);
1173         snd_soc_write(codec, AC97_EXTENDED_MSTATUS, 0xffff);
1174         snd_soc_write(codec, AC97_POWERDOWN, 0x6f00);
1175         snd_soc_write(codec, AC97_POWERDOWN, 0xffff);
1176 
1177         return 0;
1178 }
1179 
1180 static int wm9713_soc_resume(struct snd_soc_codec *codec)
1181 {
1182         struct wm9713_priv *wm9713 = snd_soc_codec_get_drvdata(codec);
1183         int ret;
1184 
1185         ret = snd_ac97_reset(wm9713->ac97, true, WM9713_VENDOR_ID,
1186                 WM9713_VENDOR_ID_MASK);
1187         if (ret < 0)
1188                 return ret;
1189 
1190         snd_soc_codec_force_bias_level(codec, SND_SOC_BIAS_STANDBY);
1191 
1192         /* do we need to re-start the PLL ? */
1193         if (wm9713->pll_in)
1194                 wm9713_set_pll(codec, 0, wm9713->pll_in, 0);
1195 
1196         /* only synchronise the codec if warm reset failed */
1197         if (ret == 0) {
1198                 regcache_mark_dirty(codec->component.regmap);
1199                 snd_soc_cache_sync(codec);
1200         }
1201 
1202         return ret;
1203 }
1204 
1205 static int wm9713_soc_probe(struct snd_soc_codec *codec)
1206 {
1207         struct wm9713_priv *wm9713 = snd_soc_codec_get_drvdata(codec);
1208         struct regmap *regmap;
1209 
1210         wm9713->ac97 = snd_soc_new_ac97_codec(codec, WM9713_VENDOR_ID,
1211                 WM9713_VENDOR_ID_MASK);
1212         if (IS_ERR(wm9713->ac97))
1213                 return PTR_ERR(wm9713->ac97);
1214 
1215         regmap = regmap_init_ac97(wm9713->ac97, &wm9713_regmap_config);
1216         if (IS_ERR(regmap)) {
1217                 snd_soc_free_ac97_codec(wm9713->ac97);
1218                 return PTR_ERR(regmap);
1219         }
1220 
1221         snd_soc_codec_init_regmap(codec, regmap);
1222 
1223         /* unmute the adc - move to kcontrol */
1224         snd_soc_update_bits(codec, AC97_CD, 0x7fff, 0x0000);
1225 
1226         return 0;
1227 }
1228 
1229 static int wm9713_soc_remove(struct snd_soc_codec *codec)
1230 {
1231         struct wm9713_priv *wm9713 = snd_soc_codec_get_drvdata(codec);
1232 
1233         snd_soc_codec_exit_regmap(codec);
1234         snd_soc_free_ac97_codec(wm9713->ac97);
1235         return 0;
1236 }
1237 
1238 static struct snd_soc_codec_driver soc_codec_dev_wm9713 = {
1239         .probe =        wm9713_soc_probe,
1240         .remove =       wm9713_soc_remove,
1241         .suspend =      wm9713_soc_suspend,
1242         .resume =       wm9713_soc_resume,
1243         .set_bias_level = wm9713_set_bias_level,
1244 
1245         .controls = wm9713_snd_ac97_controls,
1246         .num_controls = ARRAY_SIZE(wm9713_snd_ac97_controls),
1247         .dapm_widgets = wm9713_dapm_widgets,
1248         .num_dapm_widgets = ARRAY_SIZE(wm9713_dapm_widgets),
1249         .dapm_routes = wm9713_audio_map,
1250         .num_dapm_routes = ARRAY_SIZE(wm9713_audio_map),
1251 };
1252 
1253 static int wm9713_probe(struct platform_device *pdev)
1254 {
1255         struct wm9713_priv *wm9713;
1256 
1257         wm9713 = devm_kzalloc(&pdev->dev, sizeof(*wm9713), GFP_KERNEL);
1258         if (wm9713 == NULL)
1259                 return -ENOMEM;
1260 
1261         mutex_init(&wm9713->lock);
1262 
1263         platform_set_drvdata(pdev, wm9713);
1264 
1265         return snd_soc_register_codec(&pdev->dev,
1266                         &soc_codec_dev_wm9713, wm9713_dai, ARRAY_SIZE(wm9713_dai));
1267 }
1268 
1269 static int wm9713_remove(struct platform_device *pdev)
1270 {
1271         snd_soc_unregister_codec(&pdev->dev);
1272         return 0;
1273 }
1274 
1275 static struct platform_driver wm9713_codec_driver = {
1276         .driver = {
1277                         .name = "wm9713-codec",
1278         },
1279 
1280         .probe = wm9713_probe,
1281         .remove = wm9713_remove,
1282 };
1283 
1284 module_platform_driver(wm9713_codec_driver);
1285 
1286 MODULE_DESCRIPTION("ASoC WM9713/WM9714 driver");
1287 MODULE_AUTHOR("Liam Girdwood");
1288 MODULE_LICENSE("GPL");
1289 

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