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ALSA: ASoC: update email address for Liam Girdwood
[mirror_ubuntu-bionic-kernel.git] / sound / soc / codecs / wm9713.c
1 /*
2 * wm9713.c -- ALSA Soc WM9713 codec support
3 *
4 * Copyright 2006 Wolfson Microelectronics PLC.
5 * Author: Liam Girdwood <lrg@slimlogic.co.uk>
6 *
7 * This program is free software; you can redistribute it and/or modify it
8 * under the terms of the GNU General Public License as published by the
9 * Free Software Foundation; either version 2 of the License, or (at your
10 * option) any later version.
11 *
12 * Features:-
13 *
14 * o Support for AC97 Codec, Voice DAC and Aux DAC
15 * o Support for DAPM
16 */
17
18 #include <linux/init.h>
19 #include <linux/module.h>
20 #include <linux/device.h>
21 #include <sound/core.h>
22 #include <sound/pcm.h>
23 #include <sound/ac97_codec.h>
24 #include <sound/initval.h>
25 #include <sound/pcm_params.h>
26 #include <sound/soc.h>
27 #include <sound/soc-dapm.h>
28
29 #include "wm9713.h"
30
31 #define WM9713_VERSION "0.15"
32
33 struct wm9713_priv {
34 u32 pll_in; /* PLL input frequency */
35 u32 pll_out; /* PLL output frequency */
36 };
37
38 static unsigned int ac97_read(struct snd_soc_codec *codec,
39 unsigned int reg);
40 static int ac97_write(struct snd_soc_codec *codec,
41 unsigned int reg, unsigned int val);
42
43 /*
44 * WM9713 register cache
45 * Reg 0x3c bit 15 is used by touch driver.
46 */
47 static const u16 wm9713_reg[] = {
48 0x6174, 0x8080, 0x8080, 0x8080,
49 0xc880, 0xe808, 0xe808, 0x0808,
50 0x00da, 0x8000, 0xd600, 0xaaa0,
51 0xaaa0, 0xaaa0, 0x0000, 0x0000,
52 0x0f0f, 0x0040, 0x0000, 0x7f00,
53 0x0405, 0x0410, 0xbb80, 0xbb80,
54 0x0000, 0xbb80, 0x0000, 0x4523,
55 0x0000, 0x2000, 0x7eff, 0xffff,
56 0x0000, 0x0000, 0x0080, 0x0000,
57 0x0000, 0x0000, 0xfffe, 0xffff,
58 0x0000, 0x0000, 0x0000, 0xfffe,
59 0x4000, 0x0000, 0x0000, 0x0000,
60 0xb032, 0x3e00, 0x0000, 0x0000,
61 0x0000, 0x0000, 0x0000, 0x0000,
62 0x0000, 0x0000, 0x0000, 0x0006,
63 0x0001, 0x0000, 0x574d, 0x4c13,
64 0x0000, 0x0000, 0x0000
65 };
66
67 /* virtual HP mixers regs */
68 #define HPL_MIXER 0x80
69 #define HPR_MIXER 0x82
70 #define MICB_MUX 0x82
71
72 static const char *wm9713_mic_mixer[] = {"Stereo", "Mic 1", "Mic 2", "Mute"};
73 static const char *wm9713_rec_mux[] = {"Stereo", "Left", "Right", "Mute"};
74 static const char *wm9713_rec_src[] =
75 {"Mic 1", "Mic 2", "Line", "Mono In", "Headphone", "Speaker",
76 "Mono Out", "Zh"};
77 static const char *wm9713_rec_gain[] = {"+1.5dB Steps", "+0.75dB Steps"};
78 static const char *wm9713_alc_select[] = {"None", "Left", "Right", "Stereo"};
79 static const char *wm9713_mono_pga[] = {"Vmid", "Zh", "Mono", "Inv",
80 "Mono Vmid", "Inv Vmid"};
81 static const char *wm9713_spk_pga[] =
82 {"Vmid", "Zh", "Headphone", "Speaker", "Inv", "Headphone Vmid",
83 "Speaker Vmid", "Inv Vmid"};
84 static const char *wm9713_hp_pga[] = {"Vmid", "Zh", "Headphone",
85 "Headphone Vmid"};
86 static const char *wm9713_out3_pga[] = {"Vmid", "Zh", "Inv 1", "Inv 1 Vmid"};
87 static const char *wm9713_out4_pga[] = {"Vmid", "Zh", "Inv 2", "Inv 2 Vmid"};
88 static const char *wm9713_dac_inv[] =
89 {"Off", "Mono", "Speaker", "Left Headphone", "Right Headphone",
90 "Headphone Mono", "NC", "Vmid"};
91 static const char *wm9713_bass[] = {"Linear Control", "Adaptive Boost"};
92 static const char *wm9713_ng_type[] = {"Constant Gain", "Mute"};
93 static const char *wm9713_mic_select[] = {"Mic 1", "Mic 2 A", "Mic 2 B"};
94 static const char *wm9713_micb_select[] = {"MPB", "MPA"};
95
96 static const struct soc_enum wm9713_enum[] = {
97 SOC_ENUM_SINGLE(AC97_LINE, 3, 4, wm9713_mic_mixer), /* record mic mixer 0 */
98 SOC_ENUM_SINGLE(AC97_VIDEO, 14, 4, wm9713_rec_mux), /* record mux hp 1 */
99 SOC_ENUM_SINGLE(AC97_VIDEO, 9, 4, wm9713_rec_mux), /* record mux mono 2 */
100 SOC_ENUM_SINGLE(AC97_VIDEO, 3, 8, wm9713_rec_src), /* record mux left 3 */
101 SOC_ENUM_SINGLE(AC97_VIDEO, 0, 8, wm9713_rec_src), /* record mux right 4*/
102 SOC_ENUM_DOUBLE(AC97_CD, 14, 6, 2, wm9713_rec_gain), /* record step size 5 */
103 SOC_ENUM_SINGLE(AC97_PCI_SVID, 14, 4, wm9713_alc_select), /* alc source select 6*/
104 SOC_ENUM_SINGLE(AC97_REC_GAIN, 14, 4, wm9713_mono_pga), /* mono input select 7 */
105 SOC_ENUM_SINGLE(AC97_REC_GAIN, 11, 8, wm9713_spk_pga), /* speaker left input select 8 */
106 SOC_ENUM_SINGLE(AC97_REC_GAIN, 8, 8, wm9713_spk_pga), /* speaker right input select 9 */
107 SOC_ENUM_SINGLE(AC97_REC_GAIN, 6, 3, wm9713_hp_pga), /* headphone left input 10 */
108 SOC_ENUM_SINGLE(AC97_REC_GAIN, 4, 3, wm9713_hp_pga), /* headphone right input 11 */
109 SOC_ENUM_SINGLE(AC97_REC_GAIN, 2, 4, wm9713_out3_pga), /* out 3 source 12 */
110 SOC_ENUM_SINGLE(AC97_REC_GAIN, 0, 4, wm9713_out4_pga), /* out 4 source 13 */
111 SOC_ENUM_SINGLE(AC97_REC_GAIN_MIC, 13, 8, wm9713_dac_inv), /* dac invert 1 14 */
112 SOC_ENUM_SINGLE(AC97_REC_GAIN_MIC, 10, 8, wm9713_dac_inv), /* dac invert 2 15 */
113 SOC_ENUM_SINGLE(AC97_GENERAL_PURPOSE, 15, 2, wm9713_bass), /* bass control 16 */
114 SOC_ENUM_SINGLE(AC97_PCI_SVID, 5, 2, wm9713_ng_type), /* noise gate type 17 */
115 SOC_ENUM_SINGLE(AC97_3D_CONTROL, 12, 3, wm9713_mic_select), /* mic selection 18 */
116 SOC_ENUM_SINGLE(MICB_MUX, 0, 2, wm9713_micb_select), /* mic selection 19 */
117 };
118
119 static const struct snd_kcontrol_new wm9713_snd_ac97_controls[] = {
120 SOC_DOUBLE("Speaker Playback Volume", AC97_MASTER, 8, 0, 31, 1),
121 SOC_DOUBLE("Speaker Playback Switch", AC97_MASTER, 15, 7, 1, 1),
122 SOC_DOUBLE("Headphone Playback Volume", AC97_HEADPHONE, 8, 0, 31, 1),
123 SOC_DOUBLE("Headphone Playback Switch", AC97_HEADPHONE, 15, 7, 1, 1),
124 SOC_DOUBLE("Line In Volume", AC97_PC_BEEP, 8, 0, 31, 1),
125 SOC_DOUBLE("PCM Playback Volume", AC97_PHONE, 8, 0, 31, 1),
126 SOC_SINGLE("Mic 1 Volume", AC97_MIC, 8, 31, 1),
127 SOC_SINGLE("Mic 2 Volume", AC97_MIC, 0, 31, 1),
128
129 SOC_SINGLE("Mic Boost (+20dB) Switch", AC97_LINE, 5, 1, 0),
130 SOC_SINGLE("Mic Headphone Mixer Volume", AC97_LINE, 0, 7, 1),
131
132 SOC_SINGLE("Capture Switch", AC97_CD, 15, 1, 1),
133 SOC_ENUM("Capture Volume Steps", wm9713_enum[5]),
134 SOC_DOUBLE("Capture Volume", AC97_CD, 8, 0, 31, 0),
135 SOC_SINGLE("Capture ZC Switch", AC97_CD, 7, 1, 0),
136
137 SOC_SINGLE("Capture to Headphone Volume", AC97_VIDEO, 11, 7, 1),
138 SOC_SINGLE("Capture to Mono Boost (+20dB) Switch", AC97_VIDEO, 8, 1, 0),
139 SOC_SINGLE("Capture ADC Boost (+20dB) Switch", AC97_VIDEO, 6, 1, 0),
140
141 SOC_SINGLE("ALC Target Volume", AC97_CODEC_CLASS_REV, 12, 15, 0),
142 SOC_SINGLE("ALC Hold Time", AC97_CODEC_CLASS_REV, 8, 15, 0),
143 SOC_SINGLE("ALC Decay Time ", AC97_CODEC_CLASS_REV, 4, 15, 0),
144 SOC_SINGLE("ALC Attack Time", AC97_CODEC_CLASS_REV, 0, 15, 0),
145 SOC_ENUM("ALC Function", wm9713_enum[6]),
146 SOC_SINGLE("ALC Max Volume", AC97_PCI_SVID, 11, 7, 0),
147 SOC_SINGLE("ALC ZC Timeout", AC97_PCI_SVID, 9, 3, 0),
148 SOC_SINGLE("ALC ZC Switch", AC97_PCI_SVID, 8, 1, 0),
149 SOC_SINGLE("ALC NG Switch", AC97_PCI_SVID, 7, 1, 0),
150 SOC_ENUM("ALC NG Type", wm9713_enum[17]),
151 SOC_SINGLE("ALC NG Threshold", AC97_PCI_SVID, 0, 31, 0),
152
153 SOC_DOUBLE("Speaker Playback ZC Switch", AC97_MASTER, 14, 6, 1, 0),
154 SOC_DOUBLE("Headphone Playback ZC Switch", AC97_HEADPHONE, 14, 6, 1, 0),
155
156 SOC_SINGLE("Out4 Playback Switch", AC97_MASTER_MONO, 15, 1, 1),
157 SOC_SINGLE("Out4 Playback ZC Switch", AC97_MASTER_MONO, 14, 1, 0),
158 SOC_SINGLE("Out4 Playback Volume", AC97_MASTER_MONO, 8, 63, 1),
159
160 SOC_SINGLE("Out3 Playback Switch", AC97_MASTER_MONO, 7, 1, 1),
161 SOC_SINGLE("Out3 Playback ZC Switch", AC97_MASTER_MONO, 6, 1, 0),
162 SOC_SINGLE("Out3 Playback Volume", AC97_MASTER_MONO, 0, 63, 1),
163
164 SOC_SINGLE("Mono Capture Volume", AC97_MASTER_TONE, 8, 31, 1),
165 SOC_SINGLE("Mono Playback Switch", AC97_MASTER_TONE, 7, 1, 1),
166 SOC_SINGLE("Mono Playback ZC Switch", AC97_MASTER_TONE, 6, 1, 0),
167 SOC_SINGLE("Mono Playback Volume", AC97_MASTER_TONE, 0, 31, 1),
168
169 SOC_SINGLE("PC Beep Playback Headphone Volume", AC97_AUX, 12, 7, 1),
170 SOC_SINGLE("PC Beep Playback Speaker Volume", AC97_AUX, 8, 7, 1),
171 SOC_SINGLE("PC Beep Playback Mono Volume", AC97_AUX, 4, 7, 1),
172
173 SOC_SINGLE("Voice Playback Headphone Volume", AC97_PCM, 12, 7, 1),
174 SOC_SINGLE("Voice Playback Master Volume", AC97_PCM, 8, 7, 1),
175 SOC_SINGLE("Voice Playback Mono Volume", AC97_PCM, 4, 7, 1),
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 SOC_SINGLE("Aux Playback Mono Volume", AC97_REC_SEL, 4, 7, 1),
180
181 SOC_ENUM("Bass Control", wm9713_enum[16]),
182 SOC_SINGLE("Bass Cut-off Switch", AC97_GENERAL_PURPOSE, 12, 1, 1),
183 SOC_SINGLE("Tone Cut-off Switch", AC97_GENERAL_PURPOSE, 4, 1, 1),
184 SOC_SINGLE("Playback Attenuate (-6dB) Switch", AC97_GENERAL_PURPOSE, 6, 1, 0),
185 SOC_SINGLE("Bass Volume", AC97_GENERAL_PURPOSE, 8, 15, 1),
186 SOC_SINGLE("Tone Volume", AC97_GENERAL_PURPOSE, 0, 15, 1),
187
188 SOC_SINGLE("3D Upper Cut-off Switch", AC97_REC_GAIN_MIC, 5, 1, 0),
189 SOC_SINGLE("3D Lower Cut-off Switch", AC97_REC_GAIN_MIC, 4, 1, 0),
190 SOC_SINGLE("3D Depth", AC97_REC_GAIN_MIC, 0, 15, 1),
191 };
192
193 /* add non dapm controls */
194 static int wm9713_add_controls(struct snd_soc_codec *codec)
195 {
196 int err, i;
197
198 for (i = 0; i < ARRAY_SIZE(wm9713_snd_ac97_controls); i++) {
199 err = snd_ctl_add(codec->card,
200 snd_soc_cnew(&wm9713_snd_ac97_controls[i],
201 codec, NULL));
202 if (err < 0)
203 return err;
204 }
205 return 0;
206 }
207
208 /* We have to create a fake left and right HP mixers because
209 * the codec only has a single control that is shared by both channels.
210 * This makes it impossible to determine the audio path using the current
211 * register map, thus we add a new (virtual) register to help determine the
212 * audio route within the device.
213 */
214 static int mixer_event(struct snd_soc_dapm_widget *w,
215 struct snd_kcontrol *kcontrol, int event)
216 {
217 u16 l, r, beep, tone, phone, rec, pcm, aux;
218
219 l = ac97_read(w->codec, HPL_MIXER);
220 r = ac97_read(w->codec, HPR_MIXER);
221 beep = ac97_read(w->codec, AC97_PC_BEEP);
222 tone = ac97_read(w->codec, AC97_MASTER_TONE);
223 phone = ac97_read(w->codec, AC97_PHONE);
224 rec = ac97_read(w->codec, AC97_REC_SEL);
225 pcm = ac97_read(w->codec, AC97_PCM);
226 aux = ac97_read(w->codec, AC97_AUX);
227
228 if (event & SND_SOC_DAPM_PRE_REG)
229 return 0;
230 if ((l & 0x1) || (r & 0x1))
231 ac97_write(w->codec, AC97_PC_BEEP, beep & 0x7fff);
232 else
233 ac97_write(w->codec, AC97_PC_BEEP, beep | 0x8000);
234
235 if ((l & 0x2) || (r & 0x2))
236 ac97_write(w->codec, AC97_MASTER_TONE, tone & 0x7fff);
237 else
238 ac97_write(w->codec, AC97_MASTER_TONE, tone | 0x8000);
239
240 if ((l & 0x4) || (r & 0x4))
241 ac97_write(w->codec, AC97_PHONE, phone & 0x7fff);
242 else
243 ac97_write(w->codec, AC97_PHONE, phone | 0x8000);
244
245 if ((l & 0x8) || (r & 0x8))
246 ac97_write(w->codec, AC97_REC_SEL, rec & 0x7fff);
247 else
248 ac97_write(w->codec, AC97_REC_SEL, rec | 0x8000);
249
250 if ((l & 0x10) || (r & 0x10))
251 ac97_write(w->codec, AC97_PCM, pcm & 0x7fff);
252 else
253 ac97_write(w->codec, AC97_PCM, pcm | 0x8000);
254
255 if ((l & 0x20) || (r & 0x20))
256 ac97_write(w->codec, AC97_AUX, aux & 0x7fff);
257 else
258 ac97_write(w->codec, AC97_AUX, aux | 0x8000);
259
260 return 0;
261 }
262
263 /* Left Headphone Mixers */
264 static const struct snd_kcontrol_new wm9713_hpl_mixer_controls[] = {
265 SOC_DAPM_SINGLE("PC Beep Playback Switch", HPL_MIXER, 5, 1, 0),
266 SOC_DAPM_SINGLE("Voice Playback Switch", HPL_MIXER, 4, 1, 0),
267 SOC_DAPM_SINGLE("Aux Playback Switch", HPL_MIXER, 3, 1, 0),
268 SOC_DAPM_SINGLE("PCM Playback Switch", HPL_MIXER, 2, 1, 0),
269 SOC_DAPM_SINGLE("MonoIn Playback Switch", HPL_MIXER, 1, 1, 0),
270 SOC_DAPM_SINGLE("Bypass Playback Switch", HPL_MIXER, 0, 1, 0),
271 };
272
273 /* Right Headphone Mixers */
274 static const struct snd_kcontrol_new wm9713_hpr_mixer_controls[] = {
275 SOC_DAPM_SINGLE("PC Beep Playback Switch", HPR_MIXER, 5, 1, 0),
276 SOC_DAPM_SINGLE("Voice Playback Switch", HPR_MIXER, 4, 1, 0),
277 SOC_DAPM_SINGLE("Aux Playback Switch", HPR_MIXER, 3, 1, 0),
278 SOC_DAPM_SINGLE("PCM Playback Switch", HPR_MIXER, 2, 1, 0),
279 SOC_DAPM_SINGLE("MonoIn Playback Switch", HPR_MIXER, 1, 1, 0),
280 SOC_DAPM_SINGLE("Bypass Playback Switch", HPR_MIXER, 0, 1, 0),
281 };
282
283 /* headphone capture mux */
284 static const struct snd_kcontrol_new wm9713_hp_rec_mux_controls =
285 SOC_DAPM_ENUM("Route", wm9713_enum[1]);
286
287 /* headphone mic mux */
288 static const struct snd_kcontrol_new wm9713_hp_mic_mux_controls =
289 SOC_DAPM_ENUM("Route", wm9713_enum[0]);
290
291 /* Speaker Mixer */
292 static const struct snd_kcontrol_new wm9713_speaker_mixer_controls[] = {
293 SOC_DAPM_SINGLE("PC Beep Playback Switch", AC97_AUX, 11, 1, 1),
294 SOC_DAPM_SINGLE("Voice Playback Switch", AC97_PCM, 11, 1, 1),
295 SOC_DAPM_SINGLE("Aux Playback Switch", AC97_REC_SEL, 11, 1, 1),
296 SOC_DAPM_SINGLE("PCM Playback Switch", AC97_PHONE, 14, 1, 1),
297 SOC_DAPM_SINGLE("MonoIn Playback Switch", AC97_MASTER_TONE, 14, 1, 1),
298 SOC_DAPM_SINGLE("Bypass Playback Switch", AC97_PC_BEEP, 14, 1, 1),
299 };
300
301 /* Mono Mixer */
302 static const struct snd_kcontrol_new wm9713_mono_mixer_controls[] = {
303 SOC_DAPM_SINGLE("PC Beep Playback Switch", AC97_AUX, 7, 1, 1),
304 SOC_DAPM_SINGLE("Voice Playback Switch", AC97_PCM, 7, 1, 1),
305 SOC_DAPM_SINGLE("Aux Playback Switch", AC97_REC_SEL, 7, 1, 1),
306 SOC_DAPM_SINGLE("PCM Playback Switch", AC97_PHONE, 13, 1, 1),
307 SOC_DAPM_SINGLE("MonoIn Playback Switch", AC97_MASTER_TONE, 13, 1, 1),
308 SOC_DAPM_SINGLE("Bypass Playback Switch", AC97_PC_BEEP, 13, 1, 1),
309 SOC_DAPM_SINGLE("Mic 1 Sidetone Switch", AC97_LINE, 7, 1, 1),
310 SOC_DAPM_SINGLE("Mic 2 Sidetone Switch", AC97_LINE, 6, 1, 1),
311 };
312
313 /* mono mic mux */
314 static const struct snd_kcontrol_new wm9713_mono_mic_mux_controls =
315 SOC_DAPM_ENUM("Route", wm9713_enum[2]);
316
317 /* mono output mux */
318 static const struct snd_kcontrol_new wm9713_mono_mux_controls =
319 SOC_DAPM_ENUM("Route", wm9713_enum[7]);
320
321 /* speaker left output mux */
322 static const struct snd_kcontrol_new wm9713_hp_spkl_mux_controls =
323 SOC_DAPM_ENUM("Route", wm9713_enum[8]);
324
325 /* speaker right output mux */
326 static const struct snd_kcontrol_new wm9713_hp_spkr_mux_controls =
327 SOC_DAPM_ENUM("Route", wm9713_enum[9]);
328
329 /* headphone left output mux */
330 static const struct snd_kcontrol_new wm9713_hpl_out_mux_controls =
331 SOC_DAPM_ENUM("Route", wm9713_enum[10]);
332
333 /* headphone right output mux */
334 static const struct snd_kcontrol_new wm9713_hpr_out_mux_controls =
335 SOC_DAPM_ENUM("Route", wm9713_enum[11]);
336
337 /* Out3 mux */
338 static const struct snd_kcontrol_new wm9713_out3_mux_controls =
339 SOC_DAPM_ENUM("Route", wm9713_enum[12]);
340
341 /* Out4 mux */
342 static const struct snd_kcontrol_new wm9713_out4_mux_controls =
343 SOC_DAPM_ENUM("Route", wm9713_enum[13]);
344
345 /* DAC inv mux 1 */
346 static const struct snd_kcontrol_new wm9713_dac_inv1_mux_controls =
347 SOC_DAPM_ENUM("Route", wm9713_enum[14]);
348
349 /* DAC inv mux 2 */
350 static const struct snd_kcontrol_new wm9713_dac_inv2_mux_controls =
351 SOC_DAPM_ENUM("Route", wm9713_enum[15]);
352
353 /* Capture source left */
354 static const struct snd_kcontrol_new wm9713_rec_srcl_mux_controls =
355 SOC_DAPM_ENUM("Route", wm9713_enum[3]);
356
357 /* Capture source right */
358 static const struct snd_kcontrol_new wm9713_rec_srcr_mux_controls =
359 SOC_DAPM_ENUM("Route", wm9713_enum[4]);
360
361 /* mic source */
362 static const struct snd_kcontrol_new wm9713_mic_sel_mux_controls =
363 SOC_DAPM_ENUM("Route", wm9713_enum[18]);
364
365 /* mic source B virtual control */
366 static const struct snd_kcontrol_new wm9713_micb_sel_mux_controls =
367 SOC_DAPM_ENUM("Route", wm9713_enum[19]);
368
369 static const struct snd_soc_dapm_widget wm9713_dapm_widgets[] = {
370 SND_SOC_DAPM_MUX("Capture Headphone Mux", SND_SOC_NOPM, 0, 0,
371 &wm9713_hp_rec_mux_controls),
372 SND_SOC_DAPM_MUX("Sidetone Mux", SND_SOC_NOPM, 0, 0,
373 &wm9713_hp_mic_mux_controls),
374 SND_SOC_DAPM_MUX("Capture Mono Mux", SND_SOC_NOPM, 0, 0,
375 &wm9713_mono_mic_mux_controls),
376 SND_SOC_DAPM_MUX("Mono Out Mux", SND_SOC_NOPM, 0, 0,
377 &wm9713_mono_mux_controls),
378 SND_SOC_DAPM_MUX("Left Speaker Out Mux", SND_SOC_NOPM, 0, 0,
379 &wm9713_hp_spkl_mux_controls),
380 SND_SOC_DAPM_MUX("Right Speaker Out Mux", SND_SOC_NOPM, 0, 0,
381 &wm9713_hp_spkr_mux_controls),
382 SND_SOC_DAPM_MUX("Left Headphone Out Mux", SND_SOC_NOPM, 0, 0,
383 &wm9713_hpl_out_mux_controls),
384 SND_SOC_DAPM_MUX("Right Headphone Out Mux", SND_SOC_NOPM, 0, 0,
385 &wm9713_hpr_out_mux_controls),
386 SND_SOC_DAPM_MUX("Out 3 Mux", SND_SOC_NOPM, 0, 0,
387 &wm9713_out3_mux_controls),
388 SND_SOC_DAPM_MUX("Out 4 Mux", SND_SOC_NOPM, 0, 0,
389 &wm9713_out4_mux_controls),
390 SND_SOC_DAPM_MUX("DAC Inv Mux 1", SND_SOC_NOPM, 0, 0,
391 &wm9713_dac_inv1_mux_controls),
392 SND_SOC_DAPM_MUX("DAC Inv Mux 2", SND_SOC_NOPM, 0, 0,
393 &wm9713_dac_inv2_mux_controls),
394 SND_SOC_DAPM_MUX("Left Capture Source", SND_SOC_NOPM, 0, 0,
395 &wm9713_rec_srcl_mux_controls),
396 SND_SOC_DAPM_MUX("Right Capture Source", SND_SOC_NOPM, 0, 0,
397 &wm9713_rec_srcr_mux_controls),
398 SND_SOC_DAPM_MUX("Mic A Source", SND_SOC_NOPM, 0, 0,
399 &wm9713_mic_sel_mux_controls),
400 SND_SOC_DAPM_MUX("Mic B Source", SND_SOC_NOPM, 0, 0,
401 &wm9713_micb_sel_mux_controls),
402 SND_SOC_DAPM_MIXER_E("Left HP Mixer", AC97_EXTENDED_MID, 3, 1,
403 &wm9713_hpl_mixer_controls[0], ARRAY_SIZE(wm9713_hpl_mixer_controls),
404 mixer_event, SND_SOC_DAPM_POST_REG),
405 SND_SOC_DAPM_MIXER_E("Right HP Mixer", AC97_EXTENDED_MID, 2, 1,
406 &wm9713_hpr_mixer_controls[0], ARRAY_SIZE(wm9713_hpr_mixer_controls),
407 mixer_event, SND_SOC_DAPM_POST_REG),
408 SND_SOC_DAPM_MIXER("Mono Mixer", AC97_EXTENDED_MID, 0, 1,
409 &wm9713_mono_mixer_controls[0], ARRAY_SIZE(wm9713_mono_mixer_controls)),
410 SND_SOC_DAPM_MIXER("Speaker Mixer", AC97_EXTENDED_MID, 1, 1,
411 &wm9713_speaker_mixer_controls[0],
412 ARRAY_SIZE(wm9713_speaker_mixer_controls)),
413 SND_SOC_DAPM_DAC("Left DAC", "Left HiFi Playback", AC97_EXTENDED_MID, 7, 1),
414 SND_SOC_DAPM_DAC("Right DAC", "Right HiFi Playback", AC97_EXTENDED_MID, 6, 1),
415 SND_SOC_DAPM_MIXER("AC97 Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
416 SND_SOC_DAPM_MIXER("HP Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
417 SND_SOC_DAPM_MIXER("Line Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
418 SND_SOC_DAPM_MIXER("Capture Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
419 SND_SOC_DAPM_DAC("Voice DAC", "Voice Playback", AC97_EXTENDED_MID, 12, 1),
420 SND_SOC_DAPM_DAC("Aux DAC", "Aux Playback", AC97_EXTENDED_MID, 11, 1),
421 SND_SOC_DAPM_PGA("Left ADC", AC97_EXTENDED_MID, 5, 1, NULL, 0),
422 SND_SOC_DAPM_PGA("Right ADC", AC97_EXTENDED_MID, 4, 1, NULL, 0),
423 SND_SOC_DAPM_ADC("Left HiFi ADC", "Left HiFi Capture", SND_SOC_NOPM, 0, 0),
424 SND_SOC_DAPM_ADC("Right HiFi ADC", "Right HiFi Capture", SND_SOC_NOPM, 0, 0),
425 SND_SOC_DAPM_ADC("Left Voice ADC", "Left Voice Capture", SND_SOC_NOPM, 0, 0),
426 SND_SOC_DAPM_ADC("Right Voice ADC", "Right Voice Capture", SND_SOC_NOPM, 0, 0),
427 SND_SOC_DAPM_PGA("Left Headphone", AC97_EXTENDED_MSTATUS, 10, 1, NULL, 0),
428 SND_SOC_DAPM_PGA("Right Headphone", AC97_EXTENDED_MSTATUS, 9, 1, NULL, 0),
429 SND_SOC_DAPM_PGA("Left Speaker", AC97_EXTENDED_MSTATUS, 8, 1, NULL, 0),
430 SND_SOC_DAPM_PGA("Right Speaker", AC97_EXTENDED_MSTATUS, 7, 1, NULL, 0),
431 SND_SOC_DAPM_PGA("Out 3", AC97_EXTENDED_MSTATUS, 11, 1, NULL, 0),
432 SND_SOC_DAPM_PGA("Out 4", AC97_EXTENDED_MSTATUS, 12, 1, NULL, 0),
433 SND_SOC_DAPM_PGA("Mono Out", AC97_EXTENDED_MSTATUS, 13, 1, NULL, 0),
434 SND_SOC_DAPM_PGA("Left Line In", AC97_EXTENDED_MSTATUS, 6, 1, NULL, 0),
435 SND_SOC_DAPM_PGA("Right Line In", AC97_EXTENDED_MSTATUS, 5, 1, NULL, 0),
436 SND_SOC_DAPM_PGA("Mono In", AC97_EXTENDED_MSTATUS, 4, 1, NULL, 0),
437 SND_SOC_DAPM_PGA("Mic A PGA", AC97_EXTENDED_MSTATUS, 3, 1, NULL, 0),
438 SND_SOC_DAPM_PGA("Mic B PGA", AC97_EXTENDED_MSTATUS, 2, 1, NULL, 0),
439 SND_SOC_DAPM_PGA("Mic A Pre Amp", AC97_EXTENDED_MSTATUS, 1, 1, NULL, 0),
440 SND_SOC_DAPM_PGA("Mic B Pre Amp", AC97_EXTENDED_MSTATUS, 0, 1, NULL, 0),
441 SND_SOC_DAPM_MICBIAS("Mic Bias", AC97_EXTENDED_MSTATUS, 14, 1),
442 SND_SOC_DAPM_OUTPUT("MONO"),
443 SND_SOC_DAPM_OUTPUT("HPL"),
444 SND_SOC_DAPM_OUTPUT("HPR"),
445 SND_SOC_DAPM_OUTPUT("SPKL"),
446 SND_SOC_DAPM_OUTPUT("SPKR"),
447 SND_SOC_DAPM_OUTPUT("OUT3"),
448 SND_SOC_DAPM_OUTPUT("OUT4"),
449 SND_SOC_DAPM_INPUT("LINEL"),
450 SND_SOC_DAPM_INPUT("LINER"),
451 SND_SOC_DAPM_INPUT("MONOIN"),
452 SND_SOC_DAPM_INPUT("PCBEEP"),
453 SND_SOC_DAPM_INPUT("MIC1"),
454 SND_SOC_DAPM_INPUT("MIC2A"),
455 SND_SOC_DAPM_INPUT("MIC2B"),
456 SND_SOC_DAPM_VMID("VMID"),
457 };
458
459 static const struct snd_soc_dapm_route audio_map[] = {
460 /* left HP mixer */
461 {"Left HP Mixer", "PC Beep Playback Switch", "PCBEEP"},
462 {"Left HP Mixer", "Voice Playback Switch", "Voice DAC"},
463 {"Left HP Mixer", "Aux Playback Switch", "Aux DAC"},
464 {"Left HP Mixer", "Bypass Playback Switch", "Left Line In"},
465 {"Left HP Mixer", "PCM Playback Switch", "Left DAC"},
466 {"Left HP Mixer", "MonoIn Playback Switch", "Mono In"},
467 {"Left HP Mixer", NULL, "Capture Headphone Mux"},
468
469 /* right HP mixer */
470 {"Right HP Mixer", "PC Beep Playback Switch", "PCBEEP"},
471 {"Right HP Mixer", "Voice Playback Switch", "Voice DAC"},
472 {"Right HP Mixer", "Aux Playback Switch", "Aux DAC"},
473 {"Right HP Mixer", "Bypass Playback Switch", "Right Line In"},
474 {"Right HP Mixer", "PCM Playback Switch", "Right DAC"},
475 {"Right HP Mixer", "MonoIn Playback Switch", "Mono In"},
476 {"Right HP Mixer", NULL, "Capture Headphone Mux"},
477
478 /* virtual mixer - mixes left & right channels for spk and mono */
479 {"AC97 Mixer", NULL, "Left DAC"},
480 {"AC97 Mixer", NULL, "Right DAC"},
481 {"Line Mixer", NULL, "Right Line In"},
482 {"Line Mixer", NULL, "Left Line In"},
483 {"HP Mixer", NULL, "Left HP Mixer"},
484 {"HP Mixer", NULL, "Right HP Mixer"},
485 {"Capture Mixer", NULL, "Left Capture Source"},
486 {"Capture Mixer", NULL, "Right Capture Source"},
487
488 /* speaker mixer */
489 {"Speaker Mixer", "PC Beep Playback Switch", "PCBEEP"},
490 {"Speaker Mixer", "Voice Playback Switch", "Voice DAC"},
491 {"Speaker Mixer", "Aux Playback Switch", "Aux DAC"},
492 {"Speaker Mixer", "Bypass Playback Switch", "Line Mixer"},
493 {"Speaker Mixer", "PCM Playback Switch", "AC97 Mixer"},
494 {"Speaker Mixer", "MonoIn Playback Switch", "Mono In"},
495
496 /* mono mixer */
497 {"Mono Mixer", "PC Beep Playback Switch", "PCBEEP"},
498 {"Mono Mixer", "Voice Playback Switch", "Voice DAC"},
499 {"Mono Mixer", "Aux Playback Switch", "Aux DAC"},
500 {"Mono Mixer", "Bypass Playback Switch", "Line Mixer"},
501 {"Mono Mixer", "PCM Playback Switch", "AC97 Mixer"},
502 {"Mono Mixer", "Mic 1 Sidetone Switch", "Mic A PGA"},
503 {"Mono Mixer", "Mic 2 Sidetone Switch", "Mic B PGA"},
504 {"Mono Mixer", NULL, "Capture Mono Mux"},
505
506 /* DAC inv mux 1 */
507 {"DAC Inv Mux 1", "Mono", "Mono Mixer"},
508 {"DAC Inv Mux 1", "Speaker", "Speaker Mixer"},
509 {"DAC Inv Mux 1", "Left Headphone", "Left HP Mixer"},
510 {"DAC Inv Mux 1", "Right Headphone", "Right HP Mixer"},
511 {"DAC Inv Mux 1", "Headphone Mono", "HP Mixer"},
512
513 /* DAC inv mux 2 */
514 {"DAC Inv Mux 2", "Mono", "Mono Mixer"},
515 {"DAC Inv Mux 2", "Speaker", "Speaker Mixer"},
516 {"DAC Inv Mux 2", "Left Headphone", "Left HP Mixer"},
517 {"DAC Inv Mux 2", "Right Headphone", "Right HP Mixer"},
518 {"DAC Inv Mux 2", "Headphone Mono", "HP Mixer"},
519
520 /* headphone left mux */
521 {"Left Headphone Out Mux", "Headphone", "Left HP Mixer"},
522
523 /* headphone right mux */
524 {"Right Headphone Out Mux", "Headphone", "Right HP Mixer"},
525
526 /* speaker left mux */
527 {"Left Speaker Out Mux", "Headphone", "Left HP Mixer"},
528 {"Left Speaker Out Mux", "Speaker", "Speaker Mixer"},
529 {"Left Speaker Out Mux", "Inv", "DAC Inv Mux 1"},
530
531 /* speaker right mux */
532 {"Right Speaker Out Mux", "Headphone", "Right HP Mixer"},
533 {"Right Speaker Out Mux", "Speaker", "Speaker Mixer"},
534 {"Right Speaker Out Mux", "Inv", "DAC Inv Mux 2"},
535
536 /* mono mux */
537 {"Mono Out Mux", "Mono", "Mono Mixer"},
538 {"Mono Out Mux", "Inv", "DAC Inv Mux 1"},
539
540 /* out 3 mux */
541 {"Out 3 Mux", "Inv 1", "DAC Inv Mux 1"},
542
543 /* out 4 mux */
544 {"Out 4 Mux", "Inv 2", "DAC Inv Mux 2"},
545
546 /* output pga */
547 {"HPL", NULL, "Left Headphone"},
548 {"Left Headphone", NULL, "Left Headphone Out Mux"},
549 {"HPR", NULL, "Right Headphone"},
550 {"Right Headphone", NULL, "Right Headphone Out Mux"},
551 {"OUT3", NULL, "Out 3"},
552 {"Out 3", NULL, "Out 3 Mux"},
553 {"OUT4", NULL, "Out 4"},
554 {"Out 4", NULL, "Out 4 Mux"},
555 {"SPKL", NULL, "Left Speaker"},
556 {"Left Speaker", NULL, "Left Speaker Out Mux"},
557 {"SPKR", NULL, "Right Speaker"},
558 {"Right Speaker", NULL, "Right Speaker Out Mux"},
559 {"MONO", NULL, "Mono Out"},
560 {"Mono Out", NULL, "Mono Out Mux"},
561
562 /* input pga */
563 {"Left Line In", NULL, "LINEL"},
564 {"Right Line In", NULL, "LINER"},
565 {"Mono In", NULL, "MONOIN"},
566 {"Mic A PGA", NULL, "Mic A Pre Amp"},
567 {"Mic B PGA", NULL, "Mic B Pre Amp"},
568
569 /* left capture select */
570 {"Left Capture Source", "Mic 1", "Mic A Pre Amp"},
571 {"Left Capture Source", "Mic 2", "Mic B Pre Amp"},
572 {"Left Capture Source", "Line", "LINEL"},
573 {"Left Capture Source", "Mono In", "MONOIN"},
574 {"Left Capture Source", "Headphone", "Left HP Mixer"},
575 {"Left Capture Source", "Speaker", "Speaker Mixer"},
576 {"Left Capture Source", "Mono Out", "Mono Mixer"},
577
578 /* right capture select */
579 {"Right Capture Source", "Mic 1", "Mic A Pre Amp"},
580 {"Right Capture Source", "Mic 2", "Mic B Pre Amp"},
581 {"Right Capture Source", "Line", "LINER"},
582 {"Right Capture Source", "Mono In", "MONOIN"},
583 {"Right Capture Source", "Headphone", "Right HP Mixer"},
584 {"Right Capture Source", "Speaker", "Speaker Mixer"},
585 {"Right Capture Source", "Mono Out", "Mono Mixer"},
586
587 /* left ADC */
588 {"Left ADC", NULL, "Left Capture Source"},
589 {"Left Voice ADC", NULL, "Left ADC"},
590 {"Left HiFi ADC", NULL, "Left ADC"},
591
592 /* right ADC */
593 {"Right ADC", NULL, "Right Capture Source"},
594 {"Right Voice ADC", NULL, "Right ADC"},
595 {"Right HiFi ADC", NULL, "Right ADC"},
596
597 /* mic */
598 {"Mic A Pre Amp", NULL, "Mic A Source"},
599 {"Mic A Source", "Mic 1", "MIC1"},
600 {"Mic A Source", "Mic 2 A", "MIC2A"},
601 {"Mic A Source", "Mic 2 B", "Mic B Source"},
602 {"Mic B Pre Amp", "MPB", "Mic B Source"},
603 {"Mic B Source", NULL, "MIC2B"},
604
605 /* headphone capture */
606 {"Capture Headphone Mux", "Stereo", "Capture Mixer"},
607 {"Capture Headphone Mux", "Left", "Left Capture Source"},
608 {"Capture Headphone Mux", "Right", "Right Capture Source"},
609
610 /* mono capture */
611 {"Capture Mono Mux", "Stereo", "Capture Mixer"},
612 {"Capture Mono Mux", "Left", "Left Capture Source"},
613 {"Capture Mono Mux", "Right", "Right Capture Source"},
614 };
615
616 static int wm9713_add_widgets(struct snd_soc_codec *codec)
617 {
618 snd_soc_dapm_new_controls(codec, wm9713_dapm_widgets,
619 ARRAY_SIZE(wm9713_dapm_widgets));
620
621 snd_soc_dapm_add_routes(codec, audio_map, ARRAY_SIZE(audio_map));
622
623 snd_soc_dapm_new_widgets(codec);
624 return 0;
625 }
626
627 static unsigned int ac97_read(struct snd_soc_codec *codec,
628 unsigned int reg)
629 {
630 u16 *cache = codec->reg_cache;
631
632 if (reg == AC97_RESET || reg == AC97_GPIO_STATUS ||
633 reg == AC97_VENDOR_ID1 || reg == AC97_VENDOR_ID2 ||
634 reg == AC97_CD)
635 return soc_ac97_ops.read(codec->ac97, reg);
636 else {
637 reg = reg >> 1;
638
639 if (reg > (ARRAY_SIZE(wm9713_reg)))
640 return -EIO;
641
642 return cache[reg];
643 }
644 }
645
646 static int ac97_write(struct snd_soc_codec *codec, unsigned int reg,
647 unsigned int val)
648 {
649 u16 *cache = codec->reg_cache;
650 if (reg < 0x7c)
651 soc_ac97_ops.write(codec->ac97, reg, val);
652 reg = reg >> 1;
653 if (reg <= (ARRAY_SIZE(wm9713_reg)))
654 cache[reg] = val;
655
656 return 0;
657 }
658
659 /* PLL divisors */
660 struct _pll_div {
661 u32 divsel:1;
662 u32 divctl:1;
663 u32 lf:1;
664 u32 n:4;
665 u32 k:24;
666 };
667
668 /* The size in bits of the PLL divide multiplied by 10
669 * to allow rounding later */
670 #define FIXED_PLL_SIZE ((1 << 22) * 10)
671
672 static void pll_factors(struct _pll_div *pll_div, unsigned int source)
673 {
674 u64 Kpart;
675 unsigned int K, Ndiv, Nmod, target;
676
677 /* The the PLL output is always 98.304MHz. */
678 target = 98304000;
679
680 /* If the input frequency is over 14.4MHz then scale it down. */
681 if (source > 14400000) {
682 source >>= 1;
683 pll_div->divsel = 1;
684
685 if (source > 14400000) {
686 source >>= 1;
687 pll_div->divctl = 1;
688 } else
689 pll_div->divctl = 0;
690
691 } else {
692 pll_div->divsel = 0;
693 pll_div->divctl = 0;
694 }
695
696 /* Low frequency sources require an additional divide in the
697 * loop.
698 */
699 if (source < 8192000) {
700 pll_div->lf = 1;
701 target >>= 2;
702 } else
703 pll_div->lf = 0;
704
705 Ndiv = target / source;
706 if ((Ndiv < 5) || (Ndiv > 12))
707 printk(KERN_WARNING
708 "WM9713 PLL N value %d out of recommended range!\n",
709 Ndiv);
710
711 pll_div->n = Ndiv;
712 Nmod = target % source;
713 Kpart = FIXED_PLL_SIZE * (long long)Nmod;
714
715 do_div(Kpart, source);
716
717 K = Kpart & 0xFFFFFFFF;
718
719 /* Check if we need to round */
720 if ((K % 10) >= 5)
721 K += 5;
722
723 /* Move down to proper range now rounding is done */
724 K /= 10;
725
726 pll_div->k = K;
727 }
728
729 /**
730 * Please note that changing the PLL input frequency may require
731 * resynchronisation with the AC97 controller.
732 */
733 static int wm9713_set_pll(struct snd_soc_codec *codec,
734 int pll_id, unsigned int freq_in, unsigned int freq_out)
735 {
736 struct wm9713_priv *wm9713 = codec->private_data;
737 u16 reg, reg2;
738 struct _pll_div pll_div;
739
740 /* turn PLL off ? */
741 if (freq_in == 0 || freq_out == 0) {
742 /* disable PLL power and select ext source */
743 reg = ac97_read(codec, AC97_HANDSET_RATE);
744 ac97_write(codec, AC97_HANDSET_RATE, reg | 0x0080);
745 reg = ac97_read(codec, AC97_EXTENDED_MID);
746 ac97_write(codec, AC97_EXTENDED_MID, reg | 0x0200);
747 wm9713->pll_out = 0;
748 return 0;
749 }
750
751 pll_factors(&pll_div, freq_in);
752
753 if (pll_div.k == 0) {
754 reg = (pll_div.n << 12) | (pll_div.lf << 11) |
755 (pll_div.divsel << 9) | (pll_div.divctl << 8);
756 ac97_write(codec, AC97_LINE1_LEVEL, reg);
757 } else {
758 /* write the fractional k to the reg 0x46 pages */
759 reg2 = (pll_div.n << 12) | (pll_div.lf << 11) | (1 << 10) |
760 (pll_div.divsel << 9) | (pll_div.divctl << 8);
761
762 /* K [21:20] */
763 reg = reg2 | (0x5 << 4) | (pll_div.k >> 20);
764 ac97_write(codec, AC97_LINE1_LEVEL, reg);
765
766 /* K [19:16] */
767 reg = reg2 | (0x4 << 4) | ((pll_div.k >> 16) & 0xf);
768 ac97_write(codec, AC97_LINE1_LEVEL, reg);
769
770 /* K [15:12] */
771 reg = reg2 | (0x3 << 4) | ((pll_div.k >> 12) & 0xf);
772 ac97_write(codec, AC97_LINE1_LEVEL, reg);
773
774 /* K [11:8] */
775 reg = reg2 | (0x2 << 4) | ((pll_div.k >> 8) & 0xf);
776 ac97_write(codec, AC97_LINE1_LEVEL, reg);
777
778 /* K [7:4] */
779 reg = reg2 | (0x1 << 4) | ((pll_div.k >> 4) & 0xf);
780 ac97_write(codec, AC97_LINE1_LEVEL, reg);
781
782 reg = reg2 | (0x0 << 4) | (pll_div.k & 0xf); /* K [3:0] */
783 ac97_write(codec, AC97_LINE1_LEVEL, reg);
784 }
785
786 /* turn PLL on and select as source */
787 reg = ac97_read(codec, AC97_EXTENDED_MID);
788 ac97_write(codec, AC97_EXTENDED_MID, reg & 0xfdff);
789 reg = ac97_read(codec, AC97_HANDSET_RATE);
790 ac97_write(codec, AC97_HANDSET_RATE, reg & 0xff7f);
791 wm9713->pll_out = freq_out;
792 wm9713->pll_in = freq_in;
793
794 /* wait 10ms AC97 link frames for the link to stabilise */
795 schedule_timeout_interruptible(msecs_to_jiffies(10));
796 return 0;
797 }
798
799 static int wm9713_set_dai_pll(struct snd_soc_dai *codec_dai,
800 int pll_id, unsigned int freq_in, unsigned int freq_out)
801 {
802 struct snd_soc_codec *codec = codec_dai->codec;
803 return wm9713_set_pll(codec, pll_id, freq_in, freq_out);
804 }
805
806 /*
807 * Tristate the PCM DAI lines, tristate can be disabled by calling
808 * wm9713_set_dai_fmt()
809 */
810 static int wm9713_set_dai_tristate(struct snd_soc_dai *codec_dai,
811 int tristate)
812 {
813 struct snd_soc_codec *codec = codec_dai->codec;
814 u16 reg = ac97_read(codec, AC97_CENTER_LFE_MASTER) & 0x9fff;
815
816 if (tristate)
817 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg);
818
819 return 0;
820 }
821
822 /*
823 * Configure WM9713 clock dividers.
824 * Voice DAC needs 256 FS
825 */
826 static int wm9713_set_dai_clkdiv(struct snd_soc_dai *codec_dai,
827 int div_id, int div)
828 {
829 struct snd_soc_codec *codec = codec_dai->codec;
830 u16 reg;
831
832 switch (div_id) {
833 case WM9713_PCMCLK_DIV:
834 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0xf0ff;
835 ac97_write(codec, AC97_HANDSET_RATE, reg | div);
836 break;
837 case WM9713_CLKA_MULT:
838 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0xfffd;
839 ac97_write(codec, AC97_HANDSET_RATE, reg | div);
840 break;
841 case WM9713_CLKB_MULT:
842 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0xfffb;
843 ac97_write(codec, AC97_HANDSET_RATE, reg | div);
844 break;
845 case WM9713_HIFI_DIV:
846 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0x8fff;
847 ac97_write(codec, AC97_HANDSET_RATE, reg | div);
848 break;
849 case WM9713_PCMBCLK_DIV:
850 reg = ac97_read(codec, AC97_CENTER_LFE_MASTER) & 0xf1ff;
851 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg | div);
852 break;
853 case WM9713_PCMCLK_PLL_DIV:
854 reg = ac97_read(codec, AC97_LINE1_LEVEL) & 0xff80;
855 ac97_write(codec, AC97_LINE1_LEVEL, reg | 0x60 | div);
856 break;
857 case WM9713_HIFI_PLL_DIV:
858 reg = ac97_read(codec, AC97_LINE1_LEVEL) & 0xff80;
859 ac97_write(codec, AC97_LINE1_LEVEL, reg | 0x70 | div);
860 break;
861 default:
862 return -EINVAL;
863 }
864
865 return 0;
866 }
867
868 static int wm9713_set_dai_fmt(struct snd_soc_dai *codec_dai,
869 unsigned int fmt)
870 {
871 struct snd_soc_codec *codec = codec_dai->codec;
872 u16 gpio = ac97_read(codec, AC97_GPIO_CFG) & 0xffc5;
873 u16 reg = 0x8000;
874
875 /* clock masters */
876 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
877 case SND_SOC_DAIFMT_CBM_CFM:
878 reg |= 0x4000;
879 gpio |= 0x0010;
880 break;
881 case SND_SOC_DAIFMT_CBM_CFS:
882 reg |= 0x6000;
883 gpio |= 0x0018;
884 break;
885 case SND_SOC_DAIFMT_CBS_CFS:
886 reg |= 0x2000;
887 gpio |= 0x001a;
888 break;
889 case SND_SOC_DAIFMT_CBS_CFM:
890 gpio |= 0x0012;
891 break;
892 }
893
894 /* clock inversion */
895 switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
896 case SND_SOC_DAIFMT_IB_IF:
897 reg |= 0x00c0;
898 break;
899 case SND_SOC_DAIFMT_IB_NF:
900 reg |= 0x0080;
901 break;
902 case SND_SOC_DAIFMT_NB_IF:
903 reg |= 0x0040;
904 break;
905 }
906
907 /* DAI format */
908 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
909 case SND_SOC_DAIFMT_I2S:
910 reg |= 0x0002;
911 break;
912 case SND_SOC_DAIFMT_RIGHT_J:
913 break;
914 case SND_SOC_DAIFMT_LEFT_J:
915 reg |= 0x0001;
916 break;
917 case SND_SOC_DAIFMT_DSP_A:
918 reg |= 0x0003;
919 break;
920 case SND_SOC_DAIFMT_DSP_B:
921 reg |= 0x0043;
922 break;
923 }
924
925 ac97_write(codec, AC97_GPIO_CFG, gpio);
926 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg);
927 return 0;
928 }
929
930 static int wm9713_pcm_hw_params(struct snd_pcm_substream *substream,
931 struct snd_pcm_hw_params *params)
932 {
933 struct snd_soc_pcm_runtime *rtd = substream->private_data;
934 struct snd_soc_device *socdev = rtd->socdev;
935 struct snd_soc_codec *codec = socdev->codec;
936 u16 reg = ac97_read(codec, AC97_CENTER_LFE_MASTER) & 0xfff3;
937
938 switch (params_format(params)) {
939 case SNDRV_PCM_FORMAT_S16_LE:
940 break;
941 case SNDRV_PCM_FORMAT_S20_3LE:
942 reg |= 0x0004;
943 break;
944 case SNDRV_PCM_FORMAT_S24_LE:
945 reg |= 0x0008;
946 break;
947 case SNDRV_PCM_FORMAT_S32_LE:
948 reg |= 0x000c;
949 break;
950 }
951
952 /* enable PCM interface in master mode */
953 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg);
954 return 0;
955 }
956
957 static void wm9713_voiceshutdown(struct snd_pcm_substream *substream)
958 {
959 struct snd_soc_pcm_runtime *rtd = substream->private_data;
960 struct snd_soc_device *socdev = rtd->socdev;
961 struct snd_soc_codec *codec = socdev->codec;
962 u16 status;
963
964 /* Gracefully shut down the voice interface. */
965 status = ac97_read(codec, AC97_EXTENDED_STATUS) | 0x1000;
966 ac97_write(codec, AC97_HANDSET_RATE, 0x0280);
967 schedule_timeout_interruptible(msecs_to_jiffies(1));
968 ac97_write(codec, AC97_HANDSET_RATE, 0x0F80);
969 ac97_write(codec, AC97_EXTENDED_MID, status);
970 }
971
972 static int ac97_hifi_prepare(struct snd_pcm_substream *substream)
973 {
974 struct snd_pcm_runtime *runtime = substream->runtime;
975 struct snd_soc_pcm_runtime *rtd = substream->private_data;
976 struct snd_soc_device *socdev = rtd->socdev;
977 struct snd_soc_codec *codec = socdev->codec;
978 int reg;
979 u16 vra;
980
981 vra = ac97_read(codec, AC97_EXTENDED_STATUS);
982 ac97_write(codec, AC97_EXTENDED_STATUS, vra | 0x1);
983
984 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
985 reg = AC97_PCM_FRONT_DAC_RATE;
986 else
987 reg = AC97_PCM_LR_ADC_RATE;
988
989 return ac97_write(codec, reg, runtime->rate);
990 }
991
992 static int ac97_aux_prepare(struct snd_pcm_substream *substream)
993 {
994 struct snd_pcm_runtime *runtime = substream->runtime;
995 struct snd_soc_pcm_runtime *rtd = substream->private_data;
996 struct snd_soc_device *socdev = rtd->socdev;
997 struct snd_soc_codec *codec = socdev->codec;
998 u16 vra, xsle;
999
1000 vra = ac97_read(codec, AC97_EXTENDED_STATUS);
1001 ac97_write(codec, AC97_EXTENDED_STATUS, vra | 0x1);
1002 xsle = ac97_read(codec, AC97_PCI_SID);
1003 ac97_write(codec, AC97_PCI_SID, xsle | 0x8000);
1004
1005 if (substream->stream != SNDRV_PCM_STREAM_PLAYBACK)
1006 return -ENODEV;
1007
1008 return ac97_write(codec, AC97_PCM_SURR_DAC_RATE, runtime->rate);
1009 }
1010
1011 #define WM9713_RATES (SNDRV_PCM_RATE_8000 | \
1012 SNDRV_PCM_RATE_11025 | \
1013 SNDRV_PCM_RATE_22050 | \
1014 SNDRV_PCM_RATE_44100 | \
1015 SNDRV_PCM_RATE_48000)
1016
1017 #define WM9713_PCM_RATES (SNDRV_PCM_RATE_8000 | \
1018 SNDRV_PCM_RATE_11025 | \
1019 SNDRV_PCM_RATE_16000 | \
1020 SNDRV_PCM_RATE_22050 | \
1021 SNDRV_PCM_RATE_44100 | \
1022 SNDRV_PCM_RATE_48000)
1023
1024 #define WM9713_PCM_FORMATS \
1025 (SNDRV_PCM_FORMAT_S16_LE | SNDRV_PCM_FORMAT_S20_3LE | \
1026 SNDRV_PCM_FORMAT_S24_LE)
1027
1028 struct snd_soc_dai wm9713_dai[] = {
1029 {
1030 .name = "AC97 HiFi",
1031 .type = SND_SOC_DAI_AC97_BUS,
1032 .playback = {
1033 .stream_name = "HiFi Playback",
1034 .channels_min = 1,
1035 .channels_max = 2,
1036 .rates = WM9713_RATES,
1037 .formats = SNDRV_PCM_FMTBIT_S16_LE,},
1038 .capture = {
1039 .stream_name = "HiFi Capture",
1040 .channels_min = 1,
1041 .channels_max = 2,
1042 .rates = WM9713_RATES,
1043 .formats = SNDRV_PCM_FMTBIT_S16_LE,},
1044 .ops = {
1045 .prepare = ac97_hifi_prepare,},
1046 .dai_ops = {
1047 .set_clkdiv = wm9713_set_dai_clkdiv,
1048 .set_pll = wm9713_set_dai_pll,},
1049 },
1050 {
1051 .name = "AC97 Aux",
1052 .playback = {
1053 .stream_name = "Aux Playback",
1054 .channels_min = 1,
1055 .channels_max = 1,
1056 .rates = WM9713_RATES,
1057 .formats = SNDRV_PCM_FMTBIT_S16_LE,},
1058 .ops = {
1059 .prepare = ac97_aux_prepare,},
1060 .dai_ops = {
1061 .set_clkdiv = wm9713_set_dai_clkdiv,
1062 .set_pll = wm9713_set_dai_pll,},
1063 },
1064 {
1065 .name = "WM9713 Voice",
1066 .playback = {
1067 .stream_name = "Voice Playback",
1068 .channels_min = 1,
1069 .channels_max = 1,
1070 .rates = WM9713_PCM_RATES,
1071 .formats = WM9713_PCM_FORMATS,},
1072 .capture = {
1073 .stream_name = "Voice Capture",
1074 .channels_min = 1,
1075 .channels_max = 2,
1076 .rates = WM9713_PCM_RATES,
1077 .formats = WM9713_PCM_FORMATS,},
1078 .ops = {
1079 .hw_params = wm9713_pcm_hw_params,
1080 .shutdown = wm9713_voiceshutdown,},
1081 .dai_ops = {
1082 .set_clkdiv = wm9713_set_dai_clkdiv,
1083 .set_pll = wm9713_set_dai_pll,
1084 .set_fmt = wm9713_set_dai_fmt,
1085 .set_tristate = wm9713_set_dai_tristate,
1086 },
1087 },
1088 };
1089 EXPORT_SYMBOL_GPL(wm9713_dai);
1090
1091 int wm9713_reset(struct snd_soc_codec *codec, int try_warm)
1092 {
1093 if (try_warm && soc_ac97_ops.warm_reset) {
1094 soc_ac97_ops.warm_reset(codec->ac97);
1095 if (ac97_read(codec, 0) == wm9713_reg[0])
1096 return 1;
1097 }
1098
1099 soc_ac97_ops.reset(codec->ac97);
1100 if (ac97_read(codec, 0) != wm9713_reg[0])
1101 return -EIO;
1102 return 0;
1103 }
1104 EXPORT_SYMBOL_GPL(wm9713_reset);
1105
1106 static int wm9713_set_bias_level(struct snd_soc_codec *codec,
1107 enum snd_soc_bias_level level)
1108 {
1109 u16 reg;
1110
1111 switch (level) {
1112 case SND_SOC_BIAS_ON:
1113 /* enable thermal shutdown */
1114 reg = ac97_read(codec, AC97_EXTENDED_MID) & 0x1bff;
1115 ac97_write(codec, AC97_EXTENDED_MID, reg);
1116 break;
1117 case SND_SOC_BIAS_PREPARE:
1118 break;
1119 case SND_SOC_BIAS_STANDBY:
1120 /* enable master bias and vmid */
1121 reg = ac97_read(codec, AC97_EXTENDED_MID) & 0x3bff;
1122 ac97_write(codec, AC97_EXTENDED_MID, reg);
1123 ac97_write(codec, AC97_POWERDOWN, 0x0000);
1124 break;
1125 case SND_SOC_BIAS_OFF:
1126 /* disable everything including AC link */
1127 ac97_write(codec, AC97_EXTENDED_MID, 0xffff);
1128 ac97_write(codec, AC97_EXTENDED_MSTATUS, 0xffff);
1129 ac97_write(codec, AC97_POWERDOWN, 0xffff);
1130 break;
1131 }
1132 codec->bias_level = level;
1133 return 0;
1134 }
1135
1136 static int wm9713_soc_suspend(struct platform_device *pdev,
1137 pm_message_t state)
1138 {
1139 struct snd_soc_device *socdev = platform_get_drvdata(pdev);
1140 struct snd_soc_codec *codec = socdev->codec;
1141 u16 reg;
1142
1143 /* Disable everything except touchpanel - that will be handled
1144 * by the touch driver and left disabled if touch is not in
1145 * use. */
1146 reg = ac97_read(codec, AC97_EXTENDED_MID);
1147 ac97_write(codec, AC97_EXTENDED_MID, reg | 0x7fff);
1148 ac97_write(codec, AC97_EXTENDED_MSTATUS, 0xffff);
1149 ac97_write(codec, AC97_POWERDOWN, 0x6f00);
1150 ac97_write(codec, AC97_POWERDOWN, 0xffff);
1151
1152 return 0;
1153 }
1154
1155 static int wm9713_soc_resume(struct platform_device *pdev)
1156 {
1157 struct snd_soc_device *socdev = platform_get_drvdata(pdev);
1158 struct snd_soc_codec *codec = socdev->codec;
1159 struct wm9713_priv *wm9713 = codec->private_data;
1160 int i, ret;
1161 u16 *cache = codec->reg_cache;
1162
1163 ret = wm9713_reset(codec, 1);
1164 if (ret < 0) {
1165 printk(KERN_ERR "could not reset AC97 codec\n");
1166 return ret;
1167 }
1168
1169 wm9713_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
1170
1171 /* do we need to re-start the PLL ? */
1172 if (wm9713->pll_out)
1173 wm9713_set_pll(codec, 0, wm9713->pll_in, wm9713->pll_out);
1174
1175 /* only synchronise the codec if warm reset failed */
1176 if (ret == 0) {
1177 for (i = 2; i < ARRAY_SIZE(wm9713_reg) << 1; i += 2) {
1178 if (i == AC97_POWERDOWN || i == AC97_EXTENDED_MID ||
1179 i == AC97_EXTENDED_MSTATUS || i > 0x66)
1180 continue;
1181 soc_ac97_ops.write(codec->ac97, i, cache[i>>1]);
1182 }
1183 }
1184
1185 if (codec->suspend_bias_level == SND_SOC_BIAS_ON)
1186 wm9713_set_bias_level(codec, SND_SOC_BIAS_ON);
1187
1188 return ret;
1189 }
1190
1191 static int wm9713_soc_probe(struct platform_device *pdev)
1192 {
1193 struct snd_soc_device *socdev = platform_get_drvdata(pdev);
1194 struct snd_soc_codec *codec;
1195 int ret = 0, reg;
1196
1197 printk(KERN_INFO "WM9713/WM9714 SoC Audio Codec %s\n", WM9713_VERSION);
1198
1199 socdev->codec = kzalloc(sizeof(struct snd_soc_codec), GFP_KERNEL);
1200 if (socdev->codec == NULL)
1201 return -ENOMEM;
1202 codec = socdev->codec;
1203 mutex_init(&codec->mutex);
1204
1205 codec->reg_cache = kmemdup(wm9713_reg, sizeof(wm9713_reg), GFP_KERNEL);
1206 if (codec->reg_cache == NULL) {
1207 ret = -ENOMEM;
1208 goto cache_err;
1209 }
1210 codec->reg_cache_size = sizeof(wm9713_reg);
1211 codec->reg_cache_step = 2;
1212
1213 codec->private_data = kzalloc(sizeof(struct wm9713_priv), GFP_KERNEL);
1214 if (codec->private_data == NULL) {
1215 ret = -ENOMEM;
1216 goto priv_err;
1217 }
1218
1219 codec->name = "WM9713";
1220 codec->owner = THIS_MODULE;
1221 codec->dai = wm9713_dai;
1222 codec->num_dai = ARRAY_SIZE(wm9713_dai);
1223 codec->write = ac97_write;
1224 codec->read = ac97_read;
1225 codec->set_bias_level = wm9713_set_bias_level;
1226 INIT_LIST_HEAD(&codec->dapm_widgets);
1227 INIT_LIST_HEAD(&codec->dapm_paths);
1228
1229 ret = snd_soc_new_ac97_codec(codec, &soc_ac97_ops, 0);
1230 if (ret < 0)
1231 goto codec_err;
1232
1233 /* register pcms */
1234 ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1);
1235 if (ret < 0)
1236 goto pcm_err;
1237
1238 /* do a cold reset for the controller and then try
1239 * a warm reset followed by an optional cold reset for codec */
1240 wm9713_reset(codec, 0);
1241 ret = wm9713_reset(codec, 1);
1242 if (ret < 0) {
1243 printk(KERN_ERR "AC97 link error\n");
1244 goto reset_err;
1245 }
1246
1247 wm9713_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
1248
1249 /* unmute the adc - move to kcontrol */
1250 reg = ac97_read(codec, AC97_CD) & 0x7fff;
1251 ac97_write(codec, AC97_CD, reg);
1252
1253 wm9713_add_controls(codec);
1254 wm9713_add_widgets(codec);
1255 ret = snd_soc_register_card(socdev);
1256 if (ret < 0)
1257 goto reset_err;
1258 return 0;
1259
1260 reset_err:
1261 snd_soc_free_pcms(socdev);
1262
1263 pcm_err:
1264 snd_soc_free_ac97_codec(codec);
1265
1266 codec_err:
1267 kfree(codec->private_data);
1268
1269 priv_err:
1270 kfree(codec->reg_cache);
1271
1272 cache_err:
1273 kfree(socdev->codec);
1274 socdev->codec = NULL;
1275 return ret;
1276 }
1277
1278 static int wm9713_soc_remove(struct platform_device *pdev)
1279 {
1280 struct snd_soc_device *socdev = platform_get_drvdata(pdev);
1281 struct snd_soc_codec *codec = socdev->codec;
1282
1283 if (codec == NULL)
1284 return 0;
1285
1286 snd_soc_dapm_free(socdev);
1287 snd_soc_free_pcms(socdev);
1288 snd_soc_free_ac97_codec(codec);
1289 kfree(codec->private_data);
1290 kfree(codec->reg_cache);
1291 kfree(codec->dai);
1292 kfree(codec);
1293 return 0;
1294 }
1295
1296 struct snd_soc_codec_device soc_codec_dev_wm9713 = {
1297 .probe = wm9713_soc_probe,
1298 .remove = wm9713_soc_remove,
1299 .suspend = wm9713_soc_suspend,
1300 .resume = wm9713_soc_resume,
1301 };
1302 EXPORT_SYMBOL_GPL(soc_codec_dev_wm9713);
1303
1304 MODULE_DESCRIPTION("ASoC WM9713/WM9714 driver");
1305 MODULE_AUTHOR("Liam Girdwood");
1306 MODULE_LICENSE("GPL");
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