1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3 * wm9712.c -- ALSA Soc WM9712 codec support
4 *
5 * Copyright 2006-12 Wolfson Microelectronics PLC.
6 * Author: Liam Girdwood <lrg@slimlogic.co.uk>
7 */
8
9 #include <linux/init.h>
10 #include <linux/slab.h>
11 #include <linux/mfd/wm97xx.h>
12 #include <linux/module.h>
13 #include <linux/kernel.h>
14 #include <linux/device.h>
15 #include <linux/regmap.h>
16 #include <sound/core.h>
17 #include <sound/pcm.h>
18 #include <sound/ac97_codec.h>
19 #include <sound/ac97/codec.h>
20 #include <sound/ac97/compat.h>
21 #include <sound/initval.h>
22 #include <sound/soc.h>
23 #include <sound/tlv.h>
24
25 #define WM9712_VENDOR_ID 0x574d4c12
26 #define WM9712_VENDOR_ID_MASK 0xffffffff
27
28 struct wm9712_priv {
29 struct snd_ac97 *ac97;
30 unsigned int hp_mixer[2];
31 struct mutex lock;
32 struct wm97xx_platform_data *mfd_pdata;
33 };
34
35 static const struct reg_default wm9712_reg_defaults[] = {
36 { 0x02, 0x8000 },
37 { 0x04, 0x8000 },
38 { 0x06, 0x8000 },
39 { 0x08, 0x0f0f },
40 { 0x0a, 0xaaa0 },
41 { 0x0c, 0xc008 },
42 { 0x0e, 0x6808 },
43 { 0x10, 0xe808 },
44 { 0x12, 0xaaa0 },
45 { 0x14, 0xad00 },
46 { 0x16, 0x8000 },
47 { 0x18, 0xe808 },
48 { 0x1a, 0x3000 },
49 { 0x1c, 0x8000 },
50 { 0x20, 0x0000 },
51 { 0x22, 0x0000 },
52 { 0x26, 0x000f },
53 { 0x28, 0x0605 },
54 { 0x2a, 0x0410 },
55 { 0x2c, 0xbb80 },
56 { 0x2e, 0xbb80 },
57 { 0x32, 0xbb80 },
58 { 0x34, 0x2000 },
59 { 0x4c, 0xf83e },
60 { 0x4e, 0xffff },
61 { 0x50, 0x0000 },
62 { 0x52, 0x0000 },
63 { 0x56, 0xf83e },
64 { 0x58, 0x0008 },
65 { 0x5c, 0x0000 },
66 { 0x60, 0xb032 },
67 { 0x62, 0x3e00 },
68 { 0x64, 0x0000 },
69 { 0x76, 0x0006 },
70 { 0x78, 0x0001 },
71 { 0x7a, 0x0000 },
72 };
73
74 static bool wm9712_volatile_reg(struct device *dev, unsigned int reg)
75 {
76 switch (reg) {
77 case AC97_REC_GAIN:
78 return true;
79 default:
80 return regmap_ac97_default_volatile(dev, reg);
81 }
82 }
83
84 static const struct regmap_config wm9712_regmap_config = {
85 .reg_bits = 16,
86 .reg_stride = 2,
87 .val_bits = 16,
88 .max_register = 0x7e,
89 .cache_type = REGCACHE_MAPLE,
90
91 .volatile_reg = wm9712_volatile_reg,
92
93 .reg_defaults = wm9712_reg_defaults,
94 .num_reg_defaults = ARRAY_SIZE(wm9712_reg_defaults),
95 };
96
97 #define HPL_MIXER 0x0
98 #define HPR_MIXER 0x1
99
100 static const char *wm9712_alc_select[] = {"None", "Left", "Right", "Stereo"};
101 static const char *wm9712_alc_mux[] = {"Stereo", "Left", "Right", "None"};
102 static const char *wm9712_out3_src[] = {"Left", "VREF", "Left + Right",
103 "Mono"};
104 static const char *wm9712_spk_src[] = {"Speaker Mix", "Headphone Mix"};
105 static const char *wm9712_rec_adc[] = {"Stereo", "Left", "Right", "Mute"};
106 static const char *wm9712_base[] = {"Linear Control", "Adaptive Boost"};
107 static const char *wm9712_rec_gain[] = {"+1.5dB Steps", "+0.75dB Steps"};
108 static const char *wm9712_mic[] = {"Mic 1", "Differential", "Mic 2",
109 "Stereo"};
110 static const char *wm9712_rec_sel[] = {"Mic", "NC", "NC", "Speaker Mixer",
111 "Line", "Headphone Mixer", "Phone Mixer", "Phone"};
112 static const char *wm9712_ng_type[] = {"Constant Gain", "Mute"};
113 static const char *wm9712_diff_sel[] = {"Mic", "Line"};
114
115 static const DECLARE_TLV_DB_SCALE(main_tlv, -3450, 150, 0);
116 static const DECLARE_TLV_DB_SCALE(boost_tlv, 0, 2000, 0);
117
118 static const struct soc_enum wm9712_enum[] = {
119 SOC_ENUM_SINGLE(AC97_PCI_SVID, 14, 4, wm9712_alc_select),
120 SOC_ENUM_SINGLE(AC97_VIDEO, 12, 4, wm9712_alc_mux),
121 SOC_ENUM_SINGLE(AC97_AUX, 9, 4, wm9712_out3_src),
122 SOC_ENUM_SINGLE(AC97_AUX, 8, 2, wm9712_spk_src),
123 SOC_ENUM_SINGLE(AC97_REC_SEL, 12, 4, wm9712_rec_adc),
124 SOC_ENUM_SINGLE(AC97_MASTER_TONE, 15, 2, wm9712_base),
125 SOC_ENUM_DOUBLE(AC97_REC_GAIN, 14, 6, 2, wm9712_rec_gain),
126 SOC_ENUM_SINGLE(AC97_MIC, 5, 4, wm9712_mic),
127 SOC_ENUM_SINGLE(AC97_REC_SEL, 8, 8, wm9712_rec_sel),
128 SOC_ENUM_SINGLE(AC97_REC_SEL, 0, 8, wm9712_rec_sel),
129 SOC_ENUM_SINGLE(AC97_PCI_SVID, 5, 2, wm9712_ng_type),
130 SOC_ENUM_SINGLE(0x5c, 8, 2, wm9712_diff_sel),
131 };
132
133 static const struct snd_kcontrol_new wm9712_snd_ac97_controls[] = {
134 SOC_DOUBLE("Speaker Playback Volume", AC97_MASTER, 8, 0, 31, 1),
135 SOC_SINGLE("Speaker Playback Switch", AC97_MASTER, 15, 1, 1),
136 SOC_DOUBLE("Headphone Playback Volume", AC97_HEADPHONE, 8, 0, 31, 1),
137 SOC_SINGLE("Headphone Playback Switch", AC97_HEADPHONE, 15, 1, 1),
138 SOC_DOUBLE("PCM Playback Volume", AC97_PCM, 8, 0, 31, 1),
139
140 SOC_SINGLE("Speaker Playback ZC Switch", AC97_MASTER, 7, 1, 0),
141 SOC_SINGLE("Speaker Playback Invert Switch", AC97_MASTER, 6, 1, 0),
142 SOC_SINGLE("Headphone Playback ZC Switch", AC97_HEADPHONE, 7, 1, 0),
143 SOC_SINGLE("Mono Playback ZC Switch", AC97_MASTER_MONO, 7, 1, 0),
144 SOC_SINGLE("Mono Playback Volume", AC97_MASTER_MONO, 0, 31, 1),
145 SOC_SINGLE("Mono Playback Switch", AC97_MASTER_MONO, 15, 1, 1),
146
147 SOC_SINGLE("ALC Target Volume", AC97_CODEC_CLASS_REV, 12, 15, 0),
148 SOC_SINGLE("ALC Hold Time", AC97_CODEC_CLASS_REV, 8, 15, 0),
149 SOC_SINGLE("ALC Decay Time", AC97_CODEC_CLASS_REV, 4, 15, 0),
150 SOC_SINGLE("ALC Attack Time", AC97_CODEC_CLASS_REV, 0, 15, 0),
151 SOC_ENUM("ALC Function", wm9712_enum[0]),
152 SOC_SINGLE("ALC Max Volume", AC97_PCI_SVID, 11, 7, 0),
153 SOC_SINGLE("ALC ZC Timeout", AC97_PCI_SVID, 9, 3, 1),
154 SOC_SINGLE("ALC ZC Switch", AC97_PCI_SVID, 8, 1, 0),
155 SOC_SINGLE("ALC NG Switch", AC97_PCI_SVID, 7, 1, 0),
156 SOC_ENUM("ALC NG Type", wm9712_enum[10]),
157 SOC_SINGLE("ALC NG Threshold", AC97_PCI_SVID, 0, 31, 1),
158
159 SOC_SINGLE("Mic Headphone Volume", AC97_VIDEO, 12, 7, 1),
160 SOC_SINGLE("ALC Headphone Volume", AC97_VIDEO, 7, 7, 1),
161
162 SOC_SINGLE("Out3 Switch", AC97_AUX, 15, 1, 1),
163 SOC_SINGLE("Out3 ZC Switch", AC97_AUX, 7, 1, 1),
164 SOC_SINGLE("Out3 Volume", AC97_AUX, 0, 31, 1),
165
166 SOC_SINGLE("PCBeep Bypass Headphone Volume", AC97_PC_BEEP, 12, 7, 1),
167 SOC_SINGLE("PCBeep Bypass Speaker Volume", AC97_PC_BEEP, 8, 7, 1),
168 SOC_SINGLE("PCBeep Bypass Phone Volume", AC97_PC_BEEP, 4, 7, 1),
169
170 SOC_SINGLE("Aux Playback Headphone Volume", AC97_CD, 12, 7, 1),
171 SOC_SINGLE("Aux Playback Speaker Volume", AC97_CD, 8, 7, 1),
172 SOC_SINGLE("Aux Playback Phone Volume", AC97_CD, 4, 7, 1),
173
174 SOC_SINGLE("Phone Volume", AC97_PHONE, 0, 15, 1),
175 SOC_DOUBLE("Line Capture Volume", AC97_LINE, 8, 0, 31, 1),
176
177 SOC_SINGLE_TLV("Capture Boost Switch", AC97_REC_SEL, 14, 1, 0, boost_tlv),
178 SOC_SINGLE_TLV("Capture to Phone Boost Switch", AC97_REC_SEL, 11, 1, 1,
179 boost_tlv),
180
181 SOC_SINGLE("3D Upper Cut-off Switch", AC97_3D_CONTROL, 5, 1, 1),
182 SOC_SINGLE("3D Lower Cut-off Switch", AC97_3D_CONTROL, 4, 1, 1),
183 SOC_SINGLE("3D Playback Volume", AC97_3D_CONTROL, 0, 15, 0),
184
185 SOC_ENUM("Bass Control", wm9712_enum[5]),
186 SOC_SINGLE("Bass Cut-off Switch", AC97_MASTER_TONE, 12, 1, 1),
187 SOC_SINGLE("Tone Cut-off Switch", AC97_MASTER_TONE, 4, 1, 1),
188 SOC_SINGLE("Playback Attenuate (-6dB) Switch", AC97_MASTER_TONE, 6, 1, 0),
189 SOC_SINGLE("Bass Volume", AC97_MASTER_TONE, 8, 15, 1),
190 SOC_SINGLE("Treble Volume", AC97_MASTER_TONE, 0, 15, 1),
191
192 SOC_SINGLE("Capture Switch", AC97_REC_GAIN, 15, 1, 1),
193 SOC_ENUM("Capture Volume Steps", wm9712_enum[6]),
194 SOC_DOUBLE("Capture Volume", AC97_REC_GAIN, 8, 0, 63, 0),
195 SOC_SINGLE("Capture ZC Switch", AC97_REC_GAIN, 7, 1, 0),
196
197 SOC_SINGLE_TLV("Mic 1 Volume", AC97_MIC, 8, 31, 1, main_tlv),
198 SOC_SINGLE_TLV("Mic 2 Volume", AC97_MIC, 0, 31, 1, main_tlv),
199 SOC_SINGLE_TLV("Mic Boost Volume", AC97_MIC, 7, 1, 0, boost_tlv),
200 };
201
202 static const unsigned int wm9712_mixer_mute_regs[] = {
203 AC97_VIDEO,
204 AC97_PCM,
205 AC97_LINE,
206 AC97_PHONE,
207 AC97_CD,
208 AC97_PC_BEEP,
209 };
210
211 /* We have to create a fake left and right HP mixers because
212 * the codec only has a single control that is shared by both channels.
213 * This makes it impossible to determine the audio path.
214 */
215 static int wm9712_hp_mixer_put(struct snd_kcontrol *kcontrol,
216 struct snd_ctl_elem_value *ucontrol)
217 {
218 struct snd_soc_dapm_context *dapm = snd_soc_dapm_kcontrol_dapm(kcontrol);
219 struct snd_soc_component *component = snd_soc_dapm_to_component(dapm);
220 struct wm9712_priv *wm9712 = snd_soc_component_get_drvdata(component);
221 unsigned int val = ucontrol->value.integer.value[0];
222 struct soc_mixer_control *mc =
223 (struct soc_mixer_control *)kcontrol->private_value;
224 unsigned int mixer, mask, shift, old;
225 struct snd_soc_dapm_update update = {};
226 bool change;
227
228 mixer = mc->shift >> 8;
229 shift = mc->shift & 0xff;
230 mask = 1 << shift;
231
232 mutex_lock(&wm9712->lock);
233 old = wm9712->hp_mixer[mixer];
234 if (ucontrol->value.integer.value[0])
235 wm9712->hp_mixer[mixer] |= mask;
236 else
237 wm9712->hp_mixer[mixer] &= ~mask;
238
239 change = old != wm9712->hp_mixer[mixer];
240 if (change) {
241 update.kcontrol = kcontrol;
242 update.reg = wm9712_mixer_mute_regs[shift];
243 update.mask = 0x8000;
244 if ((wm9712->hp_mixer[0] & mask) ||
245 (wm9712->hp_mixer[1] & mask))
246 update.val = 0x0;
247 else
248 update.val = 0x8000;
249
250 snd_soc_dapm_mixer_update_power(dapm, kcontrol, val,
251 &update);
252 }
253
254 mutex_unlock(&wm9712->lock);
255
256 return change;
257 }
258
259 static int wm9712_hp_mixer_get(struct snd_kcontrol *kcontrol,
260 struct snd_ctl_elem_value *ucontrol)
261 {
262 struct snd_soc_dapm_context *dapm = snd_soc_dapm_kcontrol_dapm(kcontrol);
263 struct snd_soc_component *component = snd_soc_dapm_to_component(dapm);
264 struct wm9712_priv *wm9712 = snd_soc_component_get_drvdata(component);
265 struct soc_mixer_control *mc =
266 (struct soc_mixer_control *)kcontrol->private_value;
267 unsigned int shift, mixer;
268
269 mixer = mc->shift >> 8;
270 shift = mc->shift & 0xff;
271
272 ucontrol->value.integer.value[0] =
273 (wm9712->hp_mixer[mixer] >> shift) & 1;
274
275 return 0;
276 }
277
278 #define WM9712_HP_MIXER_CTRL(xname, xmixer, xshift) { \
279 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
280 .info = snd_soc_info_volsw, \
281 .get = wm9712_hp_mixer_get, .put = wm9712_hp_mixer_put, \
282 .private_value = SOC_SINGLE_VALUE(SND_SOC_NOPM, \
283 (xmixer << 8) | xshift, 1, 0, 0) \
284 }
285
286 /* Left Headphone Mixers */
287 static const struct snd_kcontrol_new wm9712_hpl_mixer_controls[] = {
288 WM9712_HP_MIXER_CTRL("PCBeep Bypass Switch", HPL_MIXER, 5),
289 WM9712_HP_MIXER_CTRL("Aux Playback Switch", HPL_MIXER, 4),
290 WM9712_HP_MIXER_CTRL("Phone Bypass Switch", HPL_MIXER, 3),
291 WM9712_HP_MIXER_CTRL("Line Bypass Switch", HPL_MIXER, 2),
292 WM9712_HP_MIXER_CTRL("PCM Playback Switch", HPL_MIXER, 1),
293 WM9712_HP_MIXER_CTRL("Mic Sidetone Switch", HPL_MIXER, 0),
294 };
295
296 /* Right Headphone Mixers */
297 static const struct snd_kcontrol_new wm9712_hpr_mixer_controls[] = {
298 WM9712_HP_MIXER_CTRL("PCBeep Bypass Switch", HPR_MIXER, 5),
299 WM9712_HP_MIXER_CTRL("Aux Playback Switch", HPR_MIXER, 4),
300 WM9712_HP_MIXER_CTRL("Phone Bypass Switch", HPR_MIXER, 3),
301 WM9712_HP_MIXER_CTRL("Line Bypass Switch", HPR_MIXER, 2),
302 WM9712_HP_MIXER_CTRL("PCM Playback Switch", HPR_MIXER, 1),
303 WM9712_HP_MIXER_CTRL("Mic Sidetone Switch", HPR_MIXER, 0),
304 };
305
306 /* Speaker Mixer */
307 static const struct snd_kcontrol_new wm9712_speaker_mixer_controls[] = {
308 SOC_DAPM_SINGLE("PCBeep Bypass Switch", AC97_PC_BEEP, 11, 1, 1),
309 SOC_DAPM_SINGLE("Aux Playback Switch", AC97_CD, 11, 1, 1),
310 SOC_DAPM_SINGLE("Phone Bypass Switch", AC97_PHONE, 14, 1, 1),
311 SOC_DAPM_SINGLE("Line Bypass Switch", AC97_LINE, 14, 1, 1),
312 SOC_DAPM_SINGLE("PCM Playback Switch", AC97_PCM, 14, 1, 1),
313 };
314
315 /* Phone Mixer */
316 static const struct snd_kcontrol_new wm9712_phone_mixer_controls[] = {
317 SOC_DAPM_SINGLE("PCBeep Bypass Switch", AC97_PC_BEEP, 7, 1, 1),
318 SOC_DAPM_SINGLE("Aux Playback Switch", AC97_CD, 7, 1, 1),
319 SOC_DAPM_SINGLE("Line Bypass Switch", AC97_LINE, 13, 1, 1),
320 SOC_DAPM_SINGLE("PCM Playback Switch", AC97_PCM, 13, 1, 1),
321 SOC_DAPM_SINGLE("Mic 1 Sidetone Switch", AC97_MIC, 14, 1, 1),
322 SOC_DAPM_SINGLE("Mic 2 Sidetone Switch", AC97_MIC, 13, 1, 1),
323 };
324
325 /* ALC headphone mux */
326 static const struct snd_kcontrol_new wm9712_alc_mux_controls =
327 SOC_DAPM_ENUM("Route", wm9712_enum[1]);
328
329 /* out 3 mux */
330 static const struct snd_kcontrol_new wm9712_out3_mux_controls =
331 SOC_DAPM_ENUM("Route", wm9712_enum[2]);
332
333 /* spk mux */
334 static const struct snd_kcontrol_new wm9712_spk_mux_controls =
335 SOC_DAPM_ENUM("Route", wm9712_enum[3]);
336
337 /* Capture to Phone mux */
338 static const struct snd_kcontrol_new wm9712_capture_phone_mux_controls =
339 SOC_DAPM_ENUM("Route", wm9712_enum[4]);
340
341 /* Capture left select */
342 static const struct snd_kcontrol_new wm9712_capture_selectl_controls =
343 SOC_DAPM_ENUM("Route", wm9712_enum[8]);
344
345 /* Capture right select */
346 static const struct snd_kcontrol_new wm9712_capture_selectr_controls =
347 SOC_DAPM_ENUM("Route", wm9712_enum[9]);
348
349 /* Mic select */
350 static const struct snd_kcontrol_new wm9712_mic_src_controls =
351 SOC_DAPM_ENUM("Mic Source Select", wm9712_enum[7]);
352
353 /* diff select */
354 static const struct snd_kcontrol_new wm9712_diff_sel_controls =
355 SOC_DAPM_ENUM("Route", wm9712_enum[11]);
356
357 static const struct snd_soc_dapm_widget wm9712_dapm_widgets[] = {
358 SND_SOC_DAPM_MUX("ALC Sidetone Mux", SND_SOC_NOPM, 0, 0,
359 &wm9712_alc_mux_controls),
360 SND_SOC_DAPM_MUX("Out3 Mux", SND_SOC_NOPM, 0, 0,
361 &wm9712_out3_mux_controls),
362 SND_SOC_DAPM_MUX("Speaker Mux", SND_SOC_NOPM, 0, 0,
363 &wm9712_spk_mux_controls),
364 SND_SOC_DAPM_MUX("Capture Phone Mux", SND_SOC_NOPM, 0, 0,
365 &wm9712_capture_phone_mux_controls),
366 SND_SOC_DAPM_MUX("Left Capture Select", SND_SOC_NOPM, 0, 0,
367 &wm9712_capture_selectl_controls),
368 SND_SOC_DAPM_MUX("Right Capture Select", SND_SOC_NOPM, 0, 0,
369 &wm9712_capture_selectr_controls),
370 SND_SOC_DAPM_MUX("Left Mic Select Source", SND_SOC_NOPM, 0, 0,
371 &wm9712_mic_src_controls),
372 SND_SOC_DAPM_MUX("Right Mic Select Source", SND_SOC_NOPM, 0, 0,
373 &wm9712_mic_src_controls),
374 SND_SOC_DAPM_MUX("Differential Source", SND_SOC_NOPM, 0, 0,
375 &wm9712_diff_sel_controls),
376 SND_SOC_DAPM_MIXER("AC97 Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
377 SND_SOC_DAPM_MIXER("Left HP Mixer", AC97_INT_PAGING, 9, 1,
378 &wm9712_hpl_mixer_controls[0], ARRAY_SIZE(wm9712_hpl_mixer_controls)),
379 SND_SOC_DAPM_MIXER("Right HP Mixer", AC97_INT_PAGING, 8, 1,
380 &wm9712_hpr_mixer_controls[0], ARRAY_SIZE(wm9712_hpr_mixer_controls)),
381 SND_SOC_DAPM_MIXER("Phone Mixer", AC97_INT_PAGING, 6, 1,
382 &wm9712_phone_mixer_controls[0], ARRAY_SIZE(wm9712_phone_mixer_controls)),
383 SND_SOC_DAPM_MIXER("Speaker Mixer", AC97_INT_PAGING, 7, 1,
384 &wm9712_speaker_mixer_controls[0],
385 ARRAY_SIZE(wm9712_speaker_mixer_controls)),
386 SND_SOC_DAPM_MIXER("Mono Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
387 SND_SOC_DAPM_DAC("Left DAC", "Left HiFi Playback", AC97_INT_PAGING, 14, 1),
388 SND_SOC_DAPM_DAC("Right DAC", "Right HiFi Playback", AC97_INT_PAGING, 13, 1),
389 SND_SOC_DAPM_DAC("Aux DAC", "Aux Playback", SND_SOC_NOPM, 0, 0),
390 SND_SOC_DAPM_ADC("Left ADC", "Left HiFi Capture", AC97_INT_PAGING, 12, 1),
391 SND_SOC_DAPM_ADC("Right ADC", "Right HiFi Capture", AC97_INT_PAGING, 11, 1),
392 SND_SOC_DAPM_PGA("Headphone PGA", AC97_INT_PAGING, 4, 1, NULL, 0),
393 SND_SOC_DAPM_PGA("Speaker PGA", AC97_INT_PAGING, 3, 1, NULL, 0),
394 SND_SOC_DAPM_PGA("Out 3 PGA", AC97_INT_PAGING, 5, 1, NULL, 0),
395 SND_SOC_DAPM_PGA("Line PGA", AC97_INT_PAGING, 2, 1, NULL, 0),
396 SND_SOC_DAPM_PGA("Phone PGA", AC97_INT_PAGING, 1, 1, NULL, 0),
397 SND_SOC_DAPM_PGA("Mic PGA", AC97_INT_PAGING, 0, 1, NULL, 0),
398 SND_SOC_DAPM_PGA("Differential Mic", SND_SOC_NOPM, 0, 0, NULL, 0),
399 SND_SOC_DAPM_MICBIAS("Mic Bias", AC97_INT_PAGING, 10, 1),
400 SND_SOC_DAPM_OUTPUT("MONOOUT"),
401 SND_SOC_DAPM_OUTPUT("HPOUTL"),
402 SND_SOC_DAPM_OUTPUT("HPOUTR"),
403 SND_SOC_DAPM_OUTPUT("LOUT2"),
404 SND_SOC_DAPM_OUTPUT("ROUT2"),
405 SND_SOC_DAPM_OUTPUT("OUT3"),
406 SND_SOC_DAPM_INPUT("LINEINL"),
407 SND_SOC_DAPM_INPUT("LINEINR"),
408 SND_SOC_DAPM_INPUT("PHONE"),
409 SND_SOC_DAPM_INPUT("PCBEEP"),
410 SND_SOC_DAPM_INPUT("MIC1"),
411 SND_SOC_DAPM_INPUT("MIC2"),
412 };
413
414 static const struct snd_soc_dapm_route wm9712_audio_map[] = {
415 /* virtual mixer - mixes left & right channels for spk and mono */
416 {"AC97 Mixer", NULL, "Left DAC"},
417 {"AC97 Mixer", NULL, "Right DAC"},
418
419 /* Left HP mixer */
420 {"Left HP Mixer", "PCBeep Bypass Switch", "PCBEEP"},
421 {"Left HP Mixer", "Aux Playback Switch", "Aux DAC"},
422 {"Left HP Mixer", "Phone Bypass Switch", "Phone PGA"},
423 {"Left HP Mixer", "Line Bypass Switch", "Line PGA"},
424 {"Left HP Mixer", "PCM Playback Switch", "Left DAC"},
425 {"Left HP Mixer", "Mic Sidetone Switch", "Mic PGA"},
426 {"Left HP Mixer", NULL, "ALC Sidetone Mux"},
427
428 /* Right HP mixer */
429 {"Right HP Mixer", "PCBeep Bypass Switch", "PCBEEP"},
430 {"Right HP Mixer", "Aux Playback Switch", "Aux DAC"},
431 {"Right HP Mixer", "Phone Bypass Switch", "Phone PGA"},
432 {"Right HP Mixer", "Line Bypass Switch", "Line PGA"},
433 {"Right HP Mixer", "PCM Playback Switch", "Right DAC"},
434 {"Right HP Mixer", "Mic Sidetone Switch", "Mic PGA"},
435 {"Right HP Mixer", NULL, "ALC Sidetone Mux"},
436
437 /* speaker mixer */
438 {"Speaker Mixer", "PCBeep Bypass Switch", "PCBEEP"},
439 {"Speaker Mixer", "Line Bypass Switch", "Line PGA"},
440 {"Speaker Mixer", "PCM Playback Switch", "AC97 Mixer"},
441 {"Speaker Mixer", "Phone Bypass Switch", "Phone PGA"},
442 {"Speaker Mixer", "Aux Playback Switch", "Aux DAC"},
443
444 /* Phone mixer */
445 {"Phone Mixer", "PCBeep Bypass Switch", "PCBEEP"},
446 {"Phone Mixer", "Line Bypass Switch", "Line PGA"},
447 {"Phone Mixer", "Aux Playback Switch", "Aux DAC"},
448 {"Phone Mixer", "PCM Playback Switch", "AC97 Mixer"},
449 {"Phone Mixer", "Mic 1 Sidetone Switch", "Mic PGA"},
450 {"Phone Mixer", "Mic 2 Sidetone Switch", "Mic PGA"},
451
452 /* inputs */
453 {"Line PGA", NULL, "LINEINL"},
454 {"Line PGA", NULL, "LINEINR"},
455 {"Phone PGA", NULL, "PHONE"},
456 {"Mic PGA", NULL, "MIC1"},
457 {"Mic PGA", NULL, "MIC2"},
458
459 /* microphones */
460 {"Differential Mic", NULL, "MIC1"},
461 {"Differential Mic", NULL, "MIC2"},
462 {"Left Mic Select Source", "Mic 1", "MIC1"},
463 {"Left Mic Select Source", "Mic 2", "MIC2"},
464 {"Left Mic Select Source", "Stereo", "MIC1"},
465 {"Left Mic Select Source", "Differential", "Differential Mic"},
466 {"Right Mic Select Source", "Mic 1", "MIC1"},
467 {"Right Mic Select Source", "Mic 2", "MIC2"},
468 {"Right Mic Select Source", "Stereo", "MIC2"},
469 {"Right Mic Select Source", "Differential", "Differential Mic"},
470
471 /* left capture selector */
472 {"Left Capture Select", "Mic", "MIC1"},
473 {"Left Capture Select", "Speaker Mixer", "Speaker Mixer"},
474 {"Left Capture Select", "Line", "LINEINL"},
475 {"Left Capture Select", "Headphone Mixer", "Left HP Mixer"},
476 {"Left Capture Select", "Phone Mixer", "Phone Mixer"},
477 {"Left Capture Select", "Phone", "PHONE"},
478
479 /* right capture selector */
480 {"Right Capture Select", "Mic", "MIC2"},
481 {"Right Capture Select", "Speaker Mixer", "Speaker Mixer"},
482 {"Right Capture Select", "Line", "LINEINR"},
483 {"Right Capture Select", "Headphone Mixer", "Right HP Mixer"},
484 {"Right Capture Select", "Phone Mixer", "Phone Mixer"},
485 {"Right Capture Select", "Phone", "PHONE"},
486
487 /* ALC Sidetone */
488 {"ALC Sidetone Mux", "Stereo", "Left Capture Select"},
489 {"ALC Sidetone Mux", "Stereo", "Right Capture Select"},
490 {"ALC Sidetone Mux", "Left", "Left Capture Select"},
491 {"ALC Sidetone Mux", "Right", "Right Capture Select"},
492
493 /* ADC's */
494 {"Left ADC", NULL, "Left Capture Select"},
495 {"Right ADC", NULL, "Right Capture Select"},
496
497 /* outputs */
498 {"MONOOUT", NULL, "Phone Mixer"},
499 {"HPOUTL", NULL, "Headphone PGA"},
500 {"Headphone PGA", NULL, "Left HP Mixer"},
501 {"HPOUTR", NULL, "Headphone PGA"},
502 {"Headphone PGA", NULL, "Right HP Mixer"},
503
504 /* mono mixer */
505 {"Mono Mixer", NULL, "Left HP Mixer"},
506 {"Mono Mixer", NULL, "Right HP Mixer"},
507
508 /* Out3 Mux */
509 {"Out3 Mux", "Left", "Left HP Mixer"},
510 {"Out3 Mux", "Mono", "Phone Mixer"},
511 {"Out3 Mux", "Left + Right", "Mono Mixer"},
512 {"Out 3 PGA", NULL, "Out3 Mux"},
513 {"OUT3", NULL, "Out 3 PGA"},
514
515 /* speaker Mux */
516 {"Speaker Mux", "Speaker Mix", "Speaker Mixer"},
517 {"Speaker Mux", "Headphone Mix", "Mono Mixer"},
518 {"Speaker PGA", NULL, "Speaker Mux"},
519 {"LOUT2", NULL, "Speaker PGA"},
520 {"ROUT2", NULL, "Speaker PGA"},
521 };
522
523 static int ac97_prepare(struct snd_pcm_substream *substream,
524 struct snd_soc_dai *dai)
525 {
526 struct snd_soc_component *component = dai->component;
527 int reg;
528 struct snd_pcm_runtime *runtime = substream->runtime;
529
530 snd_soc_component_update_bits(component, AC97_EXTENDED_STATUS, 0x1, 0x1);
531
532 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
533 reg = AC97_PCM_FRONT_DAC_RATE;
534 else
535 reg = AC97_PCM_LR_ADC_RATE;
536
537 return snd_soc_component_write(component, reg, runtime->rate);
538 }
539
540 static int ac97_aux_prepare(struct snd_pcm_substream *substream,
541 struct snd_soc_dai *dai)
542 {
543 struct snd_soc_component *component = dai->component;
544 struct snd_pcm_runtime *runtime = substream->runtime;
545
546 snd_soc_component_update_bits(component, AC97_EXTENDED_STATUS, 0x1, 0x1);
547 snd_soc_component_update_bits(component, AC97_PCI_SID, 0x8000, 0x8000);
548
549 if (substream->stream != SNDRV_PCM_STREAM_PLAYBACK)
550 return -ENODEV;
551
552 return snd_soc_component_write(component, AC97_PCM_SURR_DAC_RATE, runtime->rate);
553 }
554
555 #define WM9712_AC97_RATES (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_11025 |\
556 SNDRV_PCM_RATE_22050 | SNDRV_PCM_RATE_44100 |\
557 SNDRV_PCM_RATE_48000)
558
559 static const struct snd_soc_dai_ops wm9712_dai_ops_hifi = {
560 .prepare = ac97_prepare,
561 };
562
563 static const struct snd_soc_dai_ops wm9712_dai_ops_aux = {
564 .prepare = ac97_aux_prepare,
565 };
566
567 static struct snd_soc_dai_driver wm9712_dai[] = {
568 {
569 .name = "wm9712-hifi",
570 .playback = {
571 .stream_name = "HiFi Playback",
572 .channels_min = 1,
573 .channels_max = 2,
574 .rates = WM9712_AC97_RATES,
575 .formats = SND_SOC_STD_AC97_FMTS,},
576 .capture = {
577 .stream_name = "HiFi Capture",
578 .channels_min = 1,
579 .channels_max = 2,
580 .rates = WM9712_AC97_RATES,
581 .formats = SND_SOC_STD_AC97_FMTS,},
582 .ops = &wm9712_dai_ops_hifi,
583 },
584 {
585 .name = "wm9712-aux",
586 .playback = {
587 .stream_name = "Aux Playback",
588 .channels_min = 1,
589 .channels_max = 1,
590 .rates = WM9712_AC97_RATES,
591 .formats = SND_SOC_STD_AC97_FMTS,},
592 .ops = &wm9712_dai_ops_aux,
593 }
594 };
595
596 static int wm9712_set_bias_level(struct snd_soc_component *component,
597 enum snd_soc_bias_level level)
598 {
599 switch (level) {
600 case SND_SOC_BIAS_ON:
601 case SND_SOC_BIAS_PREPARE:
602 break;
603 case SND_SOC_BIAS_STANDBY:
604 snd_soc_component_write(component, AC97_POWERDOWN, 0x0000);
605 break;
606 case SND_SOC_BIAS_OFF:
607 /* disable everything including AC link */
608 snd_soc_component_write(component, AC97_EXTENDED_MSTATUS, 0xffff);
609 snd_soc_component_write(component, AC97_POWERDOWN, 0xffff);
610 break;
611 }
612 return 0;
613 }
614
615 static int wm9712_soc_resume(struct snd_soc_component *component)
616 {
617 struct wm9712_priv *wm9712 = snd_soc_component_get_drvdata(component);
618 int ret;
619
620 ret = snd_ac97_reset(wm9712->ac97, true, WM9712_VENDOR_ID,
621 WM9712_VENDOR_ID_MASK);
622 if (ret < 0)
623 return ret;
624
625 snd_soc_component_force_bias_level(component, SND_SOC_BIAS_STANDBY);
626
627 if (ret == 0)
628 snd_soc_component_cache_sync(component);
629
630 return ret;
631 }
632
633 static int wm9712_soc_probe(struct snd_soc_component *component)
634 {
635 struct wm9712_priv *wm9712 = snd_soc_component_get_drvdata(component);
636 struct regmap *regmap;
637
638 if (wm9712->mfd_pdata) {
639 wm9712->ac97 = wm9712->mfd_pdata->ac97;
640 regmap = wm9712->mfd_pdata->regmap;
641 } else if (IS_ENABLED(CONFIG_SND_SOC_AC97_BUS)) {
642 int ret;
643
644 wm9712->ac97 = snd_soc_new_ac97_component(component, WM9712_VENDOR_ID,
645 WM9712_VENDOR_ID_MASK);
646 if (IS_ERR(wm9712->ac97)) {
647 ret = PTR_ERR(wm9712->ac97);
648 dev_err(component->dev,
649 "Failed to register AC97 codec: %d\n", ret);
650 return ret;
651 }
652
653 regmap = regmap_init_ac97(wm9712->ac97, &wm9712_regmap_config);
654 if (IS_ERR(regmap)) {
655 snd_soc_free_ac97_component(wm9712->ac97);
656 return PTR_ERR(regmap);
657 }
658 } else {
659 return -ENXIO;
660 }
661
662 snd_soc_component_init_regmap(component, regmap);
663
664 /* set alc mux to none */
665 snd_soc_component_update_bits(component, AC97_VIDEO, 0x3000, 0x3000);
666
667 return 0;
668 }
669
670 static void wm9712_soc_remove(struct snd_soc_component *component)
671 {
672 struct wm9712_priv *wm9712 = snd_soc_component_get_drvdata(component);
673
674 if (IS_ENABLED(CONFIG_SND_SOC_AC97_BUS) && !wm9712->mfd_pdata) {
675 snd_soc_component_exit_regmap(component);
676 snd_soc_free_ac97_component(wm9712->ac97);
677 }
678 }
679
680 static const struct snd_soc_component_driver soc_component_dev_wm9712 = {
681 .probe = wm9712_soc_probe,
682 .remove = wm9712_soc_remove,
683 .resume = wm9712_soc_resume,
684 .set_bias_level = wm9712_set_bias_level,
685 .controls = wm9712_snd_ac97_controls,
686 .num_controls = ARRAY_SIZE(wm9712_snd_ac97_controls),
687 .dapm_widgets = wm9712_dapm_widgets,
688 .num_dapm_widgets = ARRAY_SIZE(wm9712_dapm_widgets),
689 .dapm_routes = wm9712_audio_map,
690 .num_dapm_routes = ARRAY_SIZE(wm9712_audio_map),
691 .suspend_bias_off = 1,
692 .idle_bias_on = 1,
693 .use_pmdown_time = 1,
694 .endianness = 1,
695 };
696
697 static int wm9712_probe(struct platform_device *pdev)
698 {
699 struct wm9712_priv *wm9712;
700
701 wm9712 = devm_kzalloc(&pdev->dev, sizeof(*wm9712), GFP_KERNEL);
702 if (wm9712 == NULL)
703 return -ENOMEM;
704
705 mutex_init(&wm9712->lock);
706
707 wm9712->mfd_pdata = dev_get_platdata(&pdev->dev);
708 platform_set_drvdata(pdev, wm9712);
709
710 return devm_snd_soc_register_component(&pdev->dev,
711 &soc_component_dev_wm9712, wm9712_dai, ARRAY_SIZE(wm9712_dai));
712 }
713
714 static struct platform_driver wm9712_component_driver = {
715 .driver = {
716 .name = "wm9712-codec",
717 },
718
719 .probe = wm9712_probe,
720 };
721
722 module_platform_driver(wm9712_component_driver);
723
724 MODULE_DESCRIPTION("ASoC WM9711/WM9712 driver");
725 MODULE_AUTHOR("Liam Girdwood");
726 MODULE_LICENSE("GPL");
727
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