2 * wm9712.c -- ALSA Soc WM9712 codec support
4 * Copyright 2006-12 Wolfson Microelectronics PLC.
5 * Author: Liam Girdwood <lrg@slimlogic.co.uk>
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.
13 #include <linux/init.h>
14 #include <linux/slab.h>
15 #include <linux/module.h>
16 #include <linux/kernel.h>
17 #include <linux/device.h>
18 #include <sound/core.h>
19 #include <sound/pcm.h>
20 #include <sound/ac97_codec.h>
21 #include <sound/initval.h>
22 #include <sound/soc.h>
23 #include <sound/tlv.h>
27 struct snd_ac97 *ac97;
28 unsigned int hp_mixer[2];
32 static unsigned int ac97_read(struct snd_soc_codec *codec,
34 static int ac97_write(struct snd_soc_codec *codec,
35 unsigned int reg, unsigned int val);
38 * WM9712 register cache
40 static const u16 wm9712_reg[] = {
41 0x6174, 0x8000, 0x8000, 0x8000, /* 6 */
42 0x0f0f, 0xaaa0, 0xc008, 0x6808, /* e */
43 0xe808, 0xaaa0, 0xad00, 0x8000, /* 16 */
44 0xe808, 0x3000, 0x8000, 0x0000, /* 1e */
45 0x0000, 0x0000, 0x0000, 0x000f, /* 26 */
46 0x0405, 0x0410, 0xbb80, 0xbb80, /* 2e */
47 0x0000, 0xbb80, 0x0000, 0x0000, /* 36 */
48 0x0000, 0x2000, 0x0000, 0x0000, /* 3e */
49 0x0000, 0x0000, 0x0000, 0x0000, /* 46 */
50 0x0000, 0x0000, 0xf83e, 0xffff, /* 4e */
51 0x0000, 0x0000, 0x0000, 0xf83e, /* 56 */
52 0x0008, 0x0000, 0x0000, 0x0000, /* 5e */
53 0xb032, 0x3e00, 0x0000, 0x0000, /* 66 */
54 0x0000, 0x0000, 0x0000, 0x0000, /* 6e */
55 0x0000, 0x0000, 0x0000, 0x0006, /* 76 */
56 0x0001, 0x0000, 0x574d, 0x4c12, /* 7e */
62 static const char *wm9712_alc_select[] = {"None", "Left", "Right", "Stereo"};
63 static const char *wm9712_alc_mux[] = {"Stereo", "Left", "Right", "None"};
64 static const char *wm9712_out3_src[] = {"Left", "VREF", "Left + Right",
66 static const char *wm9712_spk_src[] = {"Speaker Mix", "Headphone Mix"};
67 static const char *wm9712_rec_adc[] = {"Stereo", "Left", "Right", "Mute"};
68 static const char *wm9712_base[] = {"Linear Control", "Adaptive Boost"};
69 static const char *wm9712_rec_gain[] = {"+1.5dB Steps", "+0.75dB Steps"};
70 static const char *wm9712_mic[] = {"Mic 1", "Differential", "Mic 2",
72 static const char *wm9712_rec_sel[] = {"Mic", "NC", "NC", "Speaker Mixer",
73 "Line", "Headphone Mixer", "Phone Mixer", "Phone"};
74 static const char *wm9712_ng_type[] = {"Constant Gain", "Mute"};
75 static const char *wm9712_diff_sel[] = {"Mic", "Line"};
77 static const DECLARE_TLV_DB_SCALE(main_tlv, -3450, 150, 0);
78 static const DECLARE_TLV_DB_SCALE(boost_tlv, 0, 2000, 0);
80 static const struct soc_enum wm9712_enum[] = {
81 SOC_ENUM_SINGLE(AC97_PCI_SVID, 14, 4, wm9712_alc_select),
82 SOC_ENUM_SINGLE(AC97_VIDEO, 12, 4, wm9712_alc_mux),
83 SOC_ENUM_SINGLE(AC97_AUX, 9, 4, wm9712_out3_src),
84 SOC_ENUM_SINGLE(AC97_AUX, 8, 2, wm9712_spk_src),
85 SOC_ENUM_SINGLE(AC97_REC_SEL, 12, 4, wm9712_rec_adc),
86 SOC_ENUM_SINGLE(AC97_MASTER_TONE, 15, 2, wm9712_base),
87 SOC_ENUM_DOUBLE(AC97_REC_GAIN, 14, 6, 2, wm9712_rec_gain),
88 SOC_ENUM_SINGLE(AC97_MIC, 5, 4, wm9712_mic),
89 SOC_ENUM_SINGLE(AC97_REC_SEL, 8, 8, wm9712_rec_sel),
90 SOC_ENUM_SINGLE(AC97_REC_SEL, 0, 8, wm9712_rec_sel),
91 SOC_ENUM_SINGLE(AC97_PCI_SVID, 5, 2, wm9712_ng_type),
92 SOC_ENUM_SINGLE(0x5c, 8, 2, wm9712_diff_sel),
95 static const struct snd_kcontrol_new wm9712_snd_ac97_controls[] = {
96 SOC_DOUBLE("Speaker Playback Volume", AC97_MASTER, 8, 0, 31, 1),
97 SOC_SINGLE("Speaker Playback Switch", AC97_MASTER, 15, 1, 1),
98 SOC_DOUBLE("Headphone Playback Volume", AC97_HEADPHONE, 8, 0, 31, 1),
99 SOC_SINGLE("Headphone Playback Switch", AC97_HEADPHONE, 15, 1, 1),
100 SOC_DOUBLE("PCM Playback Volume", AC97_PCM, 8, 0, 31, 1),
102 SOC_SINGLE("Speaker Playback ZC Switch", AC97_MASTER, 7, 1, 0),
103 SOC_SINGLE("Speaker Playback Invert Switch", AC97_MASTER, 6, 1, 0),
104 SOC_SINGLE("Headphone Playback ZC Switch", AC97_HEADPHONE, 7, 1, 0),
105 SOC_SINGLE("Mono Playback ZC Switch", AC97_MASTER_MONO, 7, 1, 0),
106 SOC_SINGLE("Mono Playback Volume", AC97_MASTER_MONO, 0, 31, 1),
107 SOC_SINGLE("Mono Playback Switch", AC97_MASTER_MONO, 15, 1, 1),
109 SOC_SINGLE("ALC Target Volume", AC97_CODEC_CLASS_REV, 12, 15, 0),
110 SOC_SINGLE("ALC Hold Time", AC97_CODEC_CLASS_REV, 8, 15, 0),
111 SOC_SINGLE("ALC Decay Time", AC97_CODEC_CLASS_REV, 4, 15, 0),
112 SOC_SINGLE("ALC Attack Time", AC97_CODEC_CLASS_REV, 0, 15, 0),
113 SOC_ENUM("ALC Function", wm9712_enum[0]),
114 SOC_SINGLE("ALC Max Volume", AC97_PCI_SVID, 11, 7, 0),
115 SOC_SINGLE("ALC ZC Timeout", AC97_PCI_SVID, 9, 3, 1),
116 SOC_SINGLE("ALC ZC Switch", AC97_PCI_SVID, 8, 1, 0),
117 SOC_SINGLE("ALC NG Switch", AC97_PCI_SVID, 7, 1, 0),
118 SOC_ENUM("ALC NG Type", wm9712_enum[10]),
119 SOC_SINGLE("ALC NG Threshold", AC97_PCI_SVID, 0, 31, 1),
121 SOC_SINGLE("Mic Headphone Volume", AC97_VIDEO, 12, 7, 1),
122 SOC_SINGLE("ALC Headphone Volume", AC97_VIDEO, 7, 7, 1),
124 SOC_SINGLE("Out3 Switch", AC97_AUX, 15, 1, 1),
125 SOC_SINGLE("Out3 ZC Switch", AC97_AUX, 7, 1, 1),
126 SOC_SINGLE("Out3 Volume", AC97_AUX, 0, 31, 1),
128 SOC_SINGLE("PCBeep Bypass Headphone Volume", AC97_PC_BEEP, 12, 7, 1),
129 SOC_SINGLE("PCBeep Bypass Speaker Volume", AC97_PC_BEEP, 8, 7, 1),
130 SOC_SINGLE("PCBeep Bypass Phone Volume", AC97_PC_BEEP, 4, 7, 1),
132 SOC_SINGLE("Aux Playback Headphone Volume", AC97_CD, 12, 7, 1),
133 SOC_SINGLE("Aux Playback Speaker Volume", AC97_CD, 8, 7, 1),
134 SOC_SINGLE("Aux Playback Phone Volume", AC97_CD, 4, 7, 1),
136 SOC_SINGLE("Phone Volume", AC97_PHONE, 0, 15, 1),
137 SOC_DOUBLE("Line Capture Volume", AC97_LINE, 8, 0, 31, 1),
139 SOC_SINGLE_TLV("Capture Boost Switch", AC97_REC_SEL, 14, 1, 0, boost_tlv),
140 SOC_SINGLE_TLV("Capture to Phone Boost Switch", AC97_REC_SEL, 11, 1, 1,
143 SOC_SINGLE("3D Upper Cut-off Switch", AC97_3D_CONTROL, 5, 1, 1),
144 SOC_SINGLE("3D Lower Cut-off Switch", AC97_3D_CONTROL, 4, 1, 1),
145 SOC_SINGLE("3D Playback Volume", AC97_3D_CONTROL, 0, 15, 0),
147 SOC_ENUM("Bass Control", wm9712_enum[5]),
148 SOC_SINGLE("Bass Cut-off Switch", AC97_MASTER_TONE, 12, 1, 1),
149 SOC_SINGLE("Tone Cut-off Switch", AC97_MASTER_TONE, 4, 1, 1),
150 SOC_SINGLE("Playback Attenuate (-6dB) Switch", AC97_MASTER_TONE, 6, 1, 0),
151 SOC_SINGLE("Bass Volume", AC97_MASTER_TONE, 8, 15, 1),
152 SOC_SINGLE("Treble Volume", AC97_MASTER_TONE, 0, 15, 1),
154 SOC_SINGLE("Capture Switch", AC97_REC_GAIN, 15, 1, 1),
155 SOC_ENUM("Capture Volume Steps", wm9712_enum[6]),
156 SOC_DOUBLE("Capture Volume", AC97_REC_GAIN, 8, 0, 63, 0),
157 SOC_SINGLE("Capture ZC Switch", AC97_REC_GAIN, 7, 1, 0),
159 SOC_SINGLE_TLV("Mic 1 Volume", AC97_MIC, 8, 31, 1, main_tlv),
160 SOC_SINGLE_TLV("Mic 2 Volume", AC97_MIC, 0, 31, 1, main_tlv),
161 SOC_SINGLE_TLV("Mic Boost Volume", AC97_MIC, 7, 1, 0, boost_tlv),
164 static const unsigned int wm9712_mixer_mute_regs[] = {
173 /* We have to create a fake left and right HP mixers because
174 * the codec only has a single control that is shared by both channels.
175 * This makes it impossible to determine the audio path.
177 static int wm9712_hp_mixer_put(struct snd_kcontrol *kcontrol,
178 struct snd_ctl_elem_value *ucontrol)
180 struct snd_soc_dapm_context *dapm = snd_soc_dapm_kcontrol_dapm(kcontrol);
181 struct snd_soc_codec *codec = snd_soc_dapm_to_codec(dapm);
182 struct wm9712_priv *wm9712 = snd_soc_codec_get_drvdata(codec);
183 unsigned int val = ucontrol->value.integer.value[0];
184 struct soc_mixer_control *mc =
185 (struct soc_mixer_control *)kcontrol->private_value;
186 unsigned int mixer, mask, shift, old;
187 struct snd_soc_dapm_update update;
190 mixer = mc->shift >> 8;
191 shift = mc->shift & 0xff;
194 mutex_lock(&wm9712->lock);
195 old = wm9712->hp_mixer[mixer];
196 if (ucontrol->value.integer.value[0])
197 wm9712->hp_mixer[mixer] |= mask;
199 wm9712->hp_mixer[mixer] &= ~mask;
201 change = old != wm9712->hp_mixer[mixer];
203 update.kcontrol = kcontrol;
204 update.reg = wm9712_mixer_mute_regs[shift];
205 update.mask = 0x8000;
206 if ((wm9712->hp_mixer[0] & mask) ||
207 (wm9712->hp_mixer[1] & mask))
212 snd_soc_dapm_mixer_update_power(dapm, kcontrol, val,
216 mutex_unlock(&wm9712->lock);
221 static int wm9712_hp_mixer_get(struct snd_kcontrol *kcontrol,
222 struct snd_ctl_elem_value *ucontrol)
224 struct snd_soc_dapm_context *dapm = snd_soc_dapm_kcontrol_dapm(kcontrol);
225 struct snd_soc_codec *codec = snd_soc_dapm_to_codec(dapm);
226 struct wm9712_priv *wm9712 = snd_soc_codec_get_drvdata(codec);
227 struct soc_mixer_control *mc =
228 (struct soc_mixer_control *)kcontrol->private_value;
229 unsigned int shift, mixer;
231 mixer = mc->shift >> 8;
232 shift = mc->shift & 0xff;
234 ucontrol->value.integer.value[0] =
235 (wm9712->hp_mixer[mixer] >> shift) & 1;
240 #define WM9712_HP_MIXER_CTRL(xname, xmixer, xshift) { \
241 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
242 .info = snd_soc_info_volsw, \
243 .get = wm9712_hp_mixer_get, .put = wm9712_hp_mixer_put, \
244 .private_value = SOC_SINGLE_VALUE(SND_SOC_NOPM, \
245 (xmixer << 8) | xshift, 1, 0, 0) \
248 /* Left Headphone Mixers */
249 static const struct snd_kcontrol_new wm9712_hpl_mixer_controls[] = {
250 WM9712_HP_MIXER_CTRL("PCBeep Bypass Switch", HPL_MIXER, 5),
251 WM9712_HP_MIXER_CTRL("Aux Playback Switch", HPL_MIXER, 4),
252 WM9712_HP_MIXER_CTRL("Phone Bypass Switch", HPL_MIXER, 3),
253 WM9712_HP_MIXER_CTRL("Line Bypass Switch", HPL_MIXER, 2),
254 WM9712_HP_MIXER_CTRL("PCM Playback Switch", HPL_MIXER, 1),
255 WM9712_HP_MIXER_CTRL("Mic Sidetone Switch", HPL_MIXER, 0),
258 /* Right Headphone Mixers */
259 static const struct snd_kcontrol_new wm9712_hpr_mixer_controls[] = {
260 WM9712_HP_MIXER_CTRL("PCBeep Bypass Switch", HPR_MIXER, 5),
261 WM9712_HP_MIXER_CTRL("Aux Playback Switch", HPR_MIXER, 4),
262 WM9712_HP_MIXER_CTRL("Phone Bypass Switch", HPR_MIXER, 3),
263 WM9712_HP_MIXER_CTRL("Line Bypass Switch", HPR_MIXER, 2),
264 WM9712_HP_MIXER_CTRL("PCM Playback Switch", HPR_MIXER, 1),
265 WM9712_HP_MIXER_CTRL("Mic Sidetone Switch", HPR_MIXER, 0),
269 static const struct snd_kcontrol_new wm9712_speaker_mixer_controls[] = {
270 SOC_DAPM_SINGLE("PCBeep Bypass Switch", AC97_PC_BEEP, 11, 1, 1),
271 SOC_DAPM_SINGLE("Aux Playback Switch", AC97_CD, 11, 1, 1),
272 SOC_DAPM_SINGLE("Phone Bypass Switch", AC97_PHONE, 14, 1, 1),
273 SOC_DAPM_SINGLE("Line Bypass Switch", AC97_LINE, 14, 1, 1),
274 SOC_DAPM_SINGLE("PCM Playback Switch", AC97_PCM, 14, 1, 1),
278 static const struct snd_kcontrol_new wm9712_phone_mixer_controls[] = {
279 SOC_DAPM_SINGLE("PCBeep Bypass Switch", AC97_PC_BEEP, 7, 1, 1),
280 SOC_DAPM_SINGLE("Aux Playback Switch", AC97_CD, 7, 1, 1),
281 SOC_DAPM_SINGLE("Line Bypass Switch", AC97_LINE, 13, 1, 1),
282 SOC_DAPM_SINGLE("PCM Playback Switch", AC97_PCM, 13, 1, 1),
283 SOC_DAPM_SINGLE("Mic 1 Sidetone Switch", AC97_MIC, 14, 1, 1),
284 SOC_DAPM_SINGLE("Mic 2 Sidetone Switch", AC97_MIC, 13, 1, 1),
287 /* ALC headphone mux */
288 static const struct snd_kcontrol_new wm9712_alc_mux_controls =
289 SOC_DAPM_ENUM("Route", wm9712_enum[1]);
292 static const struct snd_kcontrol_new wm9712_out3_mux_controls =
293 SOC_DAPM_ENUM("Route", wm9712_enum[2]);
296 static const struct snd_kcontrol_new wm9712_spk_mux_controls =
297 SOC_DAPM_ENUM("Route", wm9712_enum[3]);
299 /* Capture to Phone mux */
300 static const struct snd_kcontrol_new wm9712_capture_phone_mux_controls =
301 SOC_DAPM_ENUM("Route", wm9712_enum[4]);
303 /* Capture left select */
304 static const struct snd_kcontrol_new wm9712_capture_selectl_controls =
305 SOC_DAPM_ENUM("Route", wm9712_enum[8]);
307 /* Capture right select */
308 static const struct snd_kcontrol_new wm9712_capture_selectr_controls =
309 SOC_DAPM_ENUM("Route", wm9712_enum[9]);
312 static const struct snd_kcontrol_new wm9712_mic_src_controls =
313 SOC_DAPM_ENUM("Mic Source Select", wm9712_enum[7]);
316 static const struct snd_kcontrol_new wm9712_diff_sel_controls =
317 SOC_DAPM_ENUM("Route", wm9712_enum[11]);
319 static const struct snd_soc_dapm_widget wm9712_dapm_widgets[] = {
320 SND_SOC_DAPM_MUX("ALC Sidetone Mux", SND_SOC_NOPM, 0, 0,
321 &wm9712_alc_mux_controls),
322 SND_SOC_DAPM_MUX("Out3 Mux", SND_SOC_NOPM, 0, 0,
323 &wm9712_out3_mux_controls),
324 SND_SOC_DAPM_MUX("Speaker Mux", SND_SOC_NOPM, 0, 0,
325 &wm9712_spk_mux_controls),
326 SND_SOC_DAPM_MUX("Capture Phone Mux", SND_SOC_NOPM, 0, 0,
327 &wm9712_capture_phone_mux_controls),
328 SND_SOC_DAPM_MUX("Left Capture Select", SND_SOC_NOPM, 0, 0,
329 &wm9712_capture_selectl_controls),
330 SND_SOC_DAPM_MUX("Right Capture Select", SND_SOC_NOPM, 0, 0,
331 &wm9712_capture_selectr_controls),
332 SND_SOC_DAPM_MUX("Left Mic Select Source", SND_SOC_NOPM, 0, 0,
333 &wm9712_mic_src_controls),
334 SND_SOC_DAPM_MUX("Right Mic Select Source", SND_SOC_NOPM, 0, 0,
335 &wm9712_mic_src_controls),
336 SND_SOC_DAPM_MUX("Differential Source", SND_SOC_NOPM, 0, 0,
337 &wm9712_diff_sel_controls),
338 SND_SOC_DAPM_MIXER("AC97 Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
339 SND_SOC_DAPM_MIXER("Left HP Mixer", AC97_INT_PAGING, 9, 1,
340 &wm9712_hpl_mixer_controls[0], ARRAY_SIZE(wm9712_hpl_mixer_controls)),
341 SND_SOC_DAPM_MIXER("Right HP Mixer", AC97_INT_PAGING, 8, 1,
342 &wm9712_hpr_mixer_controls[0], ARRAY_SIZE(wm9712_hpr_mixer_controls)),
343 SND_SOC_DAPM_MIXER("Phone Mixer", AC97_INT_PAGING, 6, 1,
344 &wm9712_phone_mixer_controls[0], ARRAY_SIZE(wm9712_phone_mixer_controls)),
345 SND_SOC_DAPM_MIXER("Speaker Mixer", AC97_INT_PAGING, 7, 1,
346 &wm9712_speaker_mixer_controls[0],
347 ARRAY_SIZE(wm9712_speaker_mixer_controls)),
348 SND_SOC_DAPM_MIXER("Mono Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
349 SND_SOC_DAPM_DAC("Left DAC", "Left HiFi Playback", AC97_INT_PAGING, 14, 1),
350 SND_SOC_DAPM_DAC("Right DAC", "Right HiFi Playback", AC97_INT_PAGING, 13, 1),
351 SND_SOC_DAPM_DAC("Aux DAC", "Aux Playback", SND_SOC_NOPM, 0, 0),
352 SND_SOC_DAPM_ADC("Left ADC", "Left HiFi Capture", AC97_INT_PAGING, 12, 1),
353 SND_SOC_DAPM_ADC("Right ADC", "Right HiFi Capture", AC97_INT_PAGING, 11, 1),
354 SND_SOC_DAPM_PGA("Headphone PGA", AC97_INT_PAGING, 4, 1, NULL, 0),
355 SND_SOC_DAPM_PGA("Speaker PGA", AC97_INT_PAGING, 3, 1, NULL, 0),
356 SND_SOC_DAPM_PGA("Out 3 PGA", AC97_INT_PAGING, 5, 1, NULL, 0),
357 SND_SOC_DAPM_PGA("Line PGA", AC97_INT_PAGING, 2, 1, NULL, 0),
358 SND_SOC_DAPM_PGA("Phone PGA", AC97_INT_PAGING, 1, 1, NULL, 0),
359 SND_SOC_DAPM_PGA("Mic PGA", AC97_INT_PAGING, 0, 1, NULL, 0),
360 SND_SOC_DAPM_PGA("Differential Mic", SND_SOC_NOPM, 0, 0, NULL, 0),
361 SND_SOC_DAPM_MICBIAS("Mic Bias", AC97_INT_PAGING, 10, 1),
362 SND_SOC_DAPM_OUTPUT("MONOOUT"),
363 SND_SOC_DAPM_OUTPUT("HPOUTL"),
364 SND_SOC_DAPM_OUTPUT("HPOUTR"),
365 SND_SOC_DAPM_OUTPUT("LOUT2"),
366 SND_SOC_DAPM_OUTPUT("ROUT2"),
367 SND_SOC_DAPM_OUTPUT("OUT3"),
368 SND_SOC_DAPM_INPUT("LINEINL"),
369 SND_SOC_DAPM_INPUT("LINEINR"),
370 SND_SOC_DAPM_INPUT("PHONE"),
371 SND_SOC_DAPM_INPUT("PCBEEP"),
372 SND_SOC_DAPM_INPUT("MIC1"),
373 SND_SOC_DAPM_INPUT("MIC2"),
376 static const struct snd_soc_dapm_route wm9712_audio_map[] = {
377 /* virtual mixer - mixes left & right channels for spk and mono */
378 {"AC97 Mixer", NULL, "Left DAC"},
379 {"AC97 Mixer", NULL, "Right DAC"},
382 {"Left HP Mixer", "PCBeep Bypass Switch", "PCBEEP"},
383 {"Left HP Mixer", "Aux Playback Switch", "Aux DAC"},
384 {"Left HP Mixer", "Phone Bypass Switch", "Phone PGA"},
385 {"Left HP Mixer", "Line Bypass Switch", "Line PGA"},
386 {"Left HP Mixer", "PCM Playback Switch", "Left DAC"},
387 {"Left HP Mixer", "Mic Sidetone Switch", "Mic PGA"},
388 {"Left HP Mixer", NULL, "ALC Sidetone Mux"},
391 {"Right HP Mixer", "PCBeep Bypass Switch", "PCBEEP"},
392 {"Right HP Mixer", "Aux Playback Switch", "Aux DAC"},
393 {"Right HP Mixer", "Phone Bypass Switch", "Phone PGA"},
394 {"Right HP Mixer", "Line Bypass Switch", "Line PGA"},
395 {"Right HP Mixer", "PCM Playback Switch", "Right DAC"},
396 {"Right HP Mixer", "Mic Sidetone Switch", "Mic PGA"},
397 {"Right HP Mixer", NULL, "ALC Sidetone Mux"},
400 {"Speaker Mixer", "PCBeep Bypass Switch", "PCBEEP"},
401 {"Speaker Mixer", "Line Bypass Switch", "Line PGA"},
402 {"Speaker Mixer", "PCM Playback Switch", "AC97 Mixer"},
403 {"Speaker Mixer", "Phone Bypass Switch", "Phone PGA"},
404 {"Speaker Mixer", "Aux Playback Switch", "Aux DAC"},
407 {"Phone Mixer", "PCBeep Bypass Switch", "PCBEEP"},
408 {"Phone Mixer", "Line Bypass Switch", "Line PGA"},
409 {"Phone Mixer", "Aux Playback Switch", "Aux DAC"},
410 {"Phone Mixer", "PCM Playback Switch", "AC97 Mixer"},
411 {"Phone Mixer", "Mic 1 Sidetone Switch", "Mic PGA"},
412 {"Phone Mixer", "Mic 2 Sidetone Switch", "Mic PGA"},
415 {"Line PGA", NULL, "LINEINL"},
416 {"Line PGA", NULL, "LINEINR"},
417 {"Phone PGA", NULL, "PHONE"},
418 {"Mic PGA", NULL, "MIC1"},
419 {"Mic PGA", NULL, "MIC2"},
422 {"Differential Mic", NULL, "MIC1"},
423 {"Differential Mic", NULL, "MIC2"},
424 {"Left Mic Select Source", "Mic 1", "MIC1"},
425 {"Left Mic Select Source", "Mic 2", "MIC2"},
426 {"Left Mic Select Source", "Stereo", "MIC1"},
427 {"Left Mic Select Source", "Differential", "Differential Mic"},
428 {"Right Mic Select Source", "Mic 1", "MIC1"},
429 {"Right Mic Select Source", "Mic 2", "MIC2"},
430 {"Right Mic Select Source", "Stereo", "MIC2"},
431 {"Right Mic Select Source", "Differential", "Differential Mic"},
433 /* left capture selector */
434 {"Left Capture Select", "Mic", "MIC1"},
435 {"Left Capture Select", "Speaker Mixer", "Speaker Mixer"},
436 {"Left Capture Select", "Line", "LINEINL"},
437 {"Left Capture Select", "Headphone Mixer", "Left HP Mixer"},
438 {"Left Capture Select", "Phone Mixer", "Phone Mixer"},
439 {"Left Capture Select", "Phone", "PHONE"},
441 /* right capture selector */
442 {"Right Capture Select", "Mic", "MIC2"},
443 {"Right Capture Select", "Speaker Mixer", "Speaker Mixer"},
444 {"Right Capture Select", "Line", "LINEINR"},
445 {"Right Capture Select", "Headphone Mixer", "Right HP Mixer"},
446 {"Right Capture Select", "Phone Mixer", "Phone Mixer"},
447 {"Right Capture Select", "Phone", "PHONE"},
450 {"ALC Sidetone Mux", "Stereo", "Left Capture Select"},
451 {"ALC Sidetone Mux", "Stereo", "Right Capture Select"},
452 {"ALC Sidetone Mux", "Left", "Left Capture Select"},
453 {"ALC Sidetone Mux", "Right", "Right Capture Select"},
456 {"Left ADC", NULL, "Left Capture Select"},
457 {"Right ADC", NULL, "Right Capture Select"},
460 {"MONOOUT", NULL, "Phone Mixer"},
461 {"HPOUTL", NULL, "Headphone PGA"},
462 {"Headphone PGA", NULL, "Left HP Mixer"},
463 {"HPOUTR", NULL, "Headphone PGA"},
464 {"Headphone PGA", NULL, "Right HP Mixer"},
467 {"Mono Mixer", NULL, "Left HP Mixer"},
468 {"Mono Mixer", NULL, "Right HP Mixer"},
471 {"Out3 Mux", "Left", "Left HP Mixer"},
472 {"Out3 Mux", "Mono", "Phone Mixer"},
473 {"Out3 Mux", "Left + Right", "Mono Mixer"},
474 {"Out 3 PGA", NULL, "Out3 Mux"},
475 {"OUT3", NULL, "Out 3 PGA"},
478 {"Speaker Mux", "Speaker Mix", "Speaker Mixer"},
479 {"Speaker Mux", "Headphone Mix", "Mono Mixer"},
480 {"Speaker PGA", NULL, "Speaker Mux"},
481 {"LOUT2", NULL, "Speaker PGA"},
482 {"ROUT2", NULL, "Speaker PGA"},
485 static unsigned int ac97_read(struct snd_soc_codec *codec,
488 struct wm9712_priv *wm9712 = snd_soc_codec_get_drvdata(codec);
489 u16 *cache = codec->reg_cache;
491 if (reg == AC97_RESET || reg == AC97_GPIO_STATUS ||
492 reg == AC97_VENDOR_ID1 || reg == AC97_VENDOR_ID2 ||
493 reg == AC97_REC_GAIN)
494 return soc_ac97_ops->read(wm9712->ac97, reg);
498 if (reg >= (ARRAY_SIZE(wm9712_reg)))
505 static int ac97_write(struct snd_soc_codec *codec, unsigned int reg,
508 struct wm9712_priv *wm9712 = snd_soc_codec_get_drvdata(codec);
509 u16 *cache = codec->reg_cache;
511 soc_ac97_ops->write(wm9712->ac97, reg, val);
513 if (reg < (ARRAY_SIZE(wm9712_reg)))
519 static int ac97_prepare(struct snd_pcm_substream *substream,
520 struct snd_soc_dai *dai)
522 struct snd_soc_codec *codec = dai->codec;
525 struct snd_pcm_runtime *runtime = substream->runtime;
527 vra = ac97_read(codec, AC97_EXTENDED_STATUS);
528 ac97_write(codec, AC97_EXTENDED_STATUS, vra | 0x1);
530 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
531 reg = AC97_PCM_FRONT_DAC_RATE;
533 reg = AC97_PCM_LR_ADC_RATE;
535 return ac97_write(codec, reg, runtime->rate);
538 static int ac97_aux_prepare(struct snd_pcm_substream *substream,
539 struct snd_soc_dai *dai)
541 struct snd_soc_codec *codec = dai->codec;
543 struct snd_pcm_runtime *runtime = substream->runtime;
545 vra = ac97_read(codec, AC97_EXTENDED_STATUS);
546 ac97_write(codec, AC97_EXTENDED_STATUS, vra | 0x1);
547 xsle = ac97_read(codec, AC97_PCI_SID);
548 ac97_write(codec, AC97_PCI_SID, xsle | 0x8000);
550 if (substream->stream != SNDRV_PCM_STREAM_PLAYBACK)
553 return ac97_write(codec, AC97_PCM_SURR_DAC_RATE, runtime->rate);
556 #define WM9712_AC97_RATES (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_11025 |\
557 SNDRV_PCM_RATE_22050 | SNDRV_PCM_RATE_44100 |\
558 SNDRV_PCM_RATE_48000)
560 static const struct snd_soc_dai_ops wm9712_dai_ops_hifi = {
561 .prepare = ac97_prepare,
564 static const struct snd_soc_dai_ops wm9712_dai_ops_aux = {
565 .prepare = ac97_aux_prepare,
568 static struct snd_soc_dai_driver wm9712_dai[] = {
570 .name = "wm9712-hifi",
572 .stream_name = "HiFi Playback",
575 .rates = WM9712_AC97_RATES,
576 .formats = SND_SOC_STD_AC97_FMTS,},
578 .stream_name = "HiFi Capture",
581 .rates = WM9712_AC97_RATES,
582 .formats = SND_SOC_STD_AC97_FMTS,},
583 .ops = &wm9712_dai_ops_hifi,
586 .name = "wm9712-aux",
588 .stream_name = "Aux Playback",
591 .rates = WM9712_AC97_RATES,
592 .formats = SND_SOC_STD_AC97_FMTS,},
593 .ops = &wm9712_dai_ops_aux,
597 static int wm9712_set_bias_level(struct snd_soc_codec *codec,
598 enum snd_soc_bias_level level)
601 case SND_SOC_BIAS_ON:
602 case SND_SOC_BIAS_PREPARE:
604 case SND_SOC_BIAS_STANDBY:
605 ac97_write(codec, AC97_POWERDOWN, 0x0000);
607 case SND_SOC_BIAS_OFF:
608 /* disable everything including AC link */
609 ac97_write(codec, AC97_EXTENDED_MSTATUS, 0xffff);
610 ac97_write(codec, AC97_POWERDOWN, 0xffff);
616 static int wm9712_reset(struct snd_soc_codec *codec, int try_warm)
618 struct wm9712_priv *wm9712 = snd_soc_codec_get_drvdata(codec);
620 if (try_warm && soc_ac97_ops->warm_reset) {
621 soc_ac97_ops->warm_reset(wm9712->ac97);
622 if (ac97_read(codec, 0) == wm9712_reg[0])
626 soc_ac97_ops->reset(wm9712->ac97);
627 if (soc_ac97_ops->warm_reset)
628 soc_ac97_ops->warm_reset(wm9712->ac97);
629 if (ac97_read(codec, 0) != wm9712_reg[0])
634 dev_err(codec->dev, "Failed to reset: AC97 link error\n");
638 static int wm9712_soc_resume(struct snd_soc_codec *codec)
640 struct wm9712_priv *wm9712 = snd_soc_codec_get_drvdata(codec);
642 u16 *cache = codec->reg_cache;
644 ret = wm9712_reset(codec, 1);
648 snd_soc_codec_force_bias_level(codec, SND_SOC_BIAS_STANDBY);
651 /* Sync reg_cache with the hardware after cold reset */
652 for (i = 2; i < ARRAY_SIZE(wm9712_reg) << 1; i += 2) {
653 if (i == AC97_INT_PAGING || i == AC97_POWERDOWN ||
654 (i > 0x58 && i != 0x5c))
656 soc_ac97_ops->write(wm9712->ac97, i, cache[i>>1]);
663 static int wm9712_soc_probe(struct snd_soc_codec *codec)
665 struct wm9712_priv *wm9712 = snd_soc_codec_get_drvdata(codec);
668 wm9712->ac97 = snd_soc_alloc_ac97_codec(codec);
669 if (IS_ERR(wm9712->ac97)) {
670 ret = PTR_ERR(wm9712->ac97);
671 dev_err(codec->dev, "Failed to register AC97 codec: %d\n", ret);
675 ret = wm9712_reset(codec, 0);
679 ret = device_add(&wm9712->ac97->dev);
683 /* set alc mux to none */
684 ac97_write(codec, AC97_VIDEO, ac97_read(codec, AC97_VIDEO) | 0x3000);
689 put_device(&wm9712->ac97->dev);
693 static int wm9712_soc_remove(struct snd_soc_codec *codec)
695 struct wm9712_priv *wm9712 = snd_soc_codec_get_drvdata(codec);
697 snd_soc_free_ac97_codec(wm9712->ac97);
701 static struct snd_soc_codec_driver soc_codec_dev_wm9712 = {
702 .probe = wm9712_soc_probe,
703 .remove = wm9712_soc_remove,
704 .resume = wm9712_soc_resume,
707 .set_bias_level = wm9712_set_bias_level,
708 .suspend_bias_off = true,
709 .reg_cache_size = ARRAY_SIZE(wm9712_reg),
710 .reg_word_size = sizeof(u16),
712 .reg_cache_default = wm9712_reg,
714 .controls = wm9712_snd_ac97_controls,
715 .num_controls = ARRAY_SIZE(wm9712_snd_ac97_controls),
716 .dapm_widgets = wm9712_dapm_widgets,
717 .num_dapm_widgets = ARRAY_SIZE(wm9712_dapm_widgets),
718 .dapm_routes = wm9712_audio_map,
719 .num_dapm_routes = ARRAY_SIZE(wm9712_audio_map),
722 static int wm9712_probe(struct platform_device *pdev)
724 struct wm9712_priv *wm9712;
726 wm9712 = devm_kzalloc(&pdev->dev, sizeof(*wm9712), GFP_KERNEL);
730 mutex_init(&wm9712->lock);
732 platform_set_drvdata(pdev, wm9712);
734 return snd_soc_register_codec(&pdev->dev,
735 &soc_codec_dev_wm9712, wm9712_dai, ARRAY_SIZE(wm9712_dai));
738 static int wm9712_remove(struct platform_device *pdev)
740 snd_soc_unregister_codec(&pdev->dev);
744 static struct platform_driver wm9712_codec_driver = {
746 .name = "wm9712-codec",
749 .probe = wm9712_probe,
750 .remove = wm9712_remove,
753 module_platform_driver(wm9712_codec_driver);
755 MODULE_DESCRIPTION("ASoC WM9711/WM9712 driver");
756 MODULE_AUTHOR("Liam Girdwood");
757 MODULE_LICENSE("GPL");