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Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs-2.6
[linux/fpc-iii.git] / sound / soc / codecs / wm9713.c
blob1f241161445ce423135c62adcc9e325d14d4bd05
1 /*
2 * wm9713.c -- ALSA Soc WM9713 codec support
3 *
4 * Copyright 2006 Wolfson Microelectronics PLC.
5 * Author: Liam Girdwood
6 * liam.girdwood@wolfsonmicro.com or linux@wolfsonmicro.com
7 *
8 * This program is free software; you can redistribute it and/or modify it
9 * under the terms of the GNU General Public License as published by the
10 * Free Software Foundation; either version 2 of the License, or (at your
11 * option) any later version.
12 *
13 * Revision history
14 * 4th Feb 2006 Initial version.
15 *
16 * Features:-
17 *
18 * o Support for AC97 Codec, Voice DAC and Aux DAC
19 * o Support for DAPM
20 */
21
22 #include <linux/init.h>
23 #include <linux/module.h>
24 #include <linux/device.h>
25 #include <sound/core.h>
26 #include <sound/pcm.h>
27 #include <sound/ac97_codec.h>
28 #include <sound/initval.h>
29 #include <sound/pcm_params.h>
30 #include <sound/soc.h>
31 #include <sound/soc-dapm.h>
32
33 #include "wm9713.h"
34
35 #define WM9713_VERSION "0.15"
36
37 struct wm9713_priv {
38 u32 pll_in; /* PLL input frequency */
39 u32 pll_out; /* PLL output frequency */
40 };
41
42 static unsigned int ac97_read(struct snd_soc_codec *codec,
43 unsigned int reg);
44 static int ac97_write(struct snd_soc_codec *codec,
45 unsigned int reg, unsigned int val);
46
47 /*
48 * WM9713 register cache
49 * Reg 0x3c bit 15 is used by touch driver.
50 */
51 static const u16 wm9713_reg[] = {
52 0x6174, 0x8080, 0x8080, 0x8080,
53 0xc880, 0xe808, 0xe808, 0x0808,
54 0x00da, 0x8000, 0xd600, 0xaaa0,
55 0xaaa0, 0xaaa0, 0x0000, 0x0000,
56 0x0f0f, 0x0040, 0x0000, 0x7f00,
57 0x0405, 0x0410, 0xbb80, 0xbb80,
58 0x0000, 0xbb80, 0x0000, 0x4523,
59 0x0000, 0x2000, 0x7eff, 0xffff,
60 0x0000, 0x0000, 0x0080, 0x0000,
61 0x0000, 0x0000, 0xfffe, 0xffff,
62 0x0000, 0x0000, 0x0000, 0xfffe,
63 0x4000, 0x0000, 0x0000, 0x0000,
64 0xb032, 0x3e00, 0x0000, 0x0000,
65 0x0000, 0x0000, 0x0000, 0x0000,
66 0x0000, 0x0000, 0x0000, 0x0006,
67 0x0001, 0x0000, 0x574d, 0x4c13,
68 0x0000, 0x0000, 0x0000
69 };
70
71 /* virtual HP mixers regs */
72 #define HPL_MIXER 0x80
73 #define HPR_MIXER 0x82
74 #define MICB_MUX 0x82
75
76 static const char *wm9713_mic_mixer[] = {"Stereo", "Mic 1", "Mic 2", "Mute"};
77 static const char *wm9713_rec_mux[] = {"Stereo", "Left", "Right", "Mute"};
78 static const char *wm9713_rec_src[] =
79 {"Mic 1", "Mic 2", "Line", "Mono In", "Headphone", "Speaker",
80 "Mono Out", "Zh"};
81 static const char *wm9713_rec_gain[] = {"+1.5dB Steps", "+0.75dB Steps"};
82 static const char *wm9713_alc_select[] = {"None", "Left", "Right", "Stereo"};
83 static const char *wm9713_mono_pga[] = {"Vmid", "Zh", "Mono", "Inv",
84 "Mono Vmid", "Inv Vmid"};
85 static const char *wm9713_spk_pga[] =
86 {"Vmid", "Zh", "Headphone", "Speaker", "Inv", "Headphone Vmid",
87 "Speaker Vmid", "Inv Vmid"};
88 static const char *wm9713_hp_pga[] = {"Vmid", "Zh", "Headphone",
89 "Headphone Vmid"};
90 static const char *wm9713_out3_pga[] = {"Vmid", "Zh", "Inv 1", "Inv 1 Vmid"};
91 static const char *wm9713_out4_pga[] = {"Vmid", "Zh", "Inv 2", "Inv 2 Vmid"};
92 static const char *wm9713_dac_inv[] =
93 {"Off", "Mono", "Speaker", "Left Headphone", "Right Headphone",
94 "Headphone Mono", "NC", "Vmid"};
95 static const char *wm9713_bass[] = {"Linear Control", "Adaptive Boost"};
96 static const char *wm9713_ng_type[] = {"Constant Gain", "Mute"};
97 static const char *wm9713_mic_select[] = {"Mic 1", "Mic 2 A", "Mic 2 B"};
98 static const char *wm9713_micb_select[] = {"MPB", "MPA"};
99
100 static const struct soc_enum wm9713_enum[] = {
101 SOC_ENUM_SINGLE(AC97_LINE, 3, 4, wm9713_mic_mixer), /* record mic mixer 0 */
102 SOC_ENUM_SINGLE(AC97_VIDEO, 14, 4, wm9713_rec_mux), /* record mux hp 1 */
103 SOC_ENUM_SINGLE(AC97_VIDEO, 9, 4, wm9713_rec_mux), /* record mux mono 2 */
104 SOC_ENUM_SINGLE(AC97_VIDEO, 3, 8, wm9713_rec_src), /* record mux left 3 */
105 SOC_ENUM_SINGLE(AC97_VIDEO, 0, 8, wm9713_rec_src), /* record mux right 4*/
106 SOC_ENUM_DOUBLE(AC97_CD, 14, 6, 2, wm9713_rec_gain), /* record step size 5 */
107 SOC_ENUM_SINGLE(AC97_PCI_SVID, 14, 4, wm9713_alc_select), /* alc source select 6*/
108 SOC_ENUM_SINGLE(AC97_REC_GAIN, 14, 4, wm9713_mono_pga), /* mono input select 7 */
109 SOC_ENUM_SINGLE(AC97_REC_GAIN, 11, 8, wm9713_spk_pga), /* speaker left input select 8 */
110 SOC_ENUM_SINGLE(AC97_REC_GAIN, 8, 8, wm9713_spk_pga), /* speaker right input select 9 */
111 SOC_ENUM_SINGLE(AC97_REC_GAIN, 6, 3, wm9713_hp_pga), /* headphone left input 10 */
112 SOC_ENUM_SINGLE(AC97_REC_GAIN, 4, 3, wm9713_hp_pga), /* headphone right input 11 */
113 SOC_ENUM_SINGLE(AC97_REC_GAIN, 2, 4, wm9713_out3_pga), /* out 3 source 12 */
114 SOC_ENUM_SINGLE(AC97_REC_GAIN, 0, 4, wm9713_out4_pga), /* out 4 source 13 */
115 SOC_ENUM_SINGLE(AC97_REC_GAIN_MIC, 13, 8, wm9713_dac_inv), /* dac invert 1 14 */
116 SOC_ENUM_SINGLE(AC97_REC_GAIN_MIC, 10, 8, wm9713_dac_inv), /* dac invert 2 15 */
117 SOC_ENUM_SINGLE(AC97_GENERAL_PURPOSE, 15, 2, wm9713_bass), /* bass control 16 */
118 SOC_ENUM_SINGLE(AC97_PCI_SVID, 5, 2, wm9713_ng_type), /* noise gate type 17 */
119 SOC_ENUM_SINGLE(AC97_3D_CONTROL, 12, 3, wm9713_mic_select), /* mic selection 18 */
120 SOC_ENUM_SINGLE(MICB_MUX, 0, 2, wm9713_micb_select), /* mic selection 19 */
121 };
122
123 static const struct snd_kcontrol_new wm9713_snd_ac97_controls[] = {
124 SOC_DOUBLE("Speaker Playback Volume", AC97_MASTER, 8, 0, 31, 1),
125 SOC_DOUBLE("Speaker Playback Switch", AC97_MASTER, 15, 7, 1, 1),
126 SOC_DOUBLE("Headphone Playback Volume", AC97_HEADPHONE, 8, 0, 31, 1),
127 SOC_DOUBLE("Headphone Playback Switch", AC97_HEADPHONE, 15, 7, 1, 1),
128 SOC_DOUBLE("Line In Volume", AC97_PC_BEEP, 8, 0, 31, 1),
129 SOC_DOUBLE("PCM Playback Volume", AC97_PHONE, 8, 0, 31, 1),
130 SOC_SINGLE("Mic 1 Volume", AC97_MIC, 8, 31, 1),
131 SOC_SINGLE("Mic 2 Volume", AC97_MIC, 0, 31, 1),
132
133 SOC_SINGLE("Mic Boost (+20dB) Switch", AC97_LINE, 5, 1, 0),
134 SOC_SINGLE("Mic Headphone Mixer Volume", AC97_LINE, 0, 7, 1),
135
136 SOC_SINGLE("Capture Switch", AC97_CD, 15, 1, 1),
137 SOC_ENUM("Capture Volume Steps", wm9713_enum[5]),
138 SOC_DOUBLE("Capture Volume", AC97_CD, 8, 0, 31, 0),
139 SOC_SINGLE("Capture ZC Switch", AC97_CD, 7, 1, 0),
140
141 SOC_SINGLE("Capture to Headphone Volume", AC97_VIDEO, 11, 7, 1),
142 SOC_SINGLE("Capture to Mono Boost (+20dB) Switch", AC97_VIDEO, 8, 1, 0),
143 SOC_SINGLE("Capture ADC Boost (+20dB) Switch", AC97_VIDEO, 6, 1, 0),
144
145 SOC_SINGLE("ALC Target Volume", AC97_CODEC_CLASS_REV, 12, 15, 0),
146 SOC_SINGLE("ALC Hold Time", AC97_CODEC_CLASS_REV, 8, 15, 0),
147 SOC_SINGLE("ALC Decay Time ", AC97_CODEC_CLASS_REV, 4, 15, 0),
148 SOC_SINGLE("ALC Attack Time", AC97_CODEC_CLASS_REV, 0, 15, 0),
149 SOC_ENUM("ALC Function", wm9713_enum[6]),
150 SOC_SINGLE("ALC Max Volume", AC97_PCI_SVID, 11, 7, 0),
151 SOC_SINGLE("ALC ZC Timeout", AC97_PCI_SVID, 9, 3, 0),
152 SOC_SINGLE("ALC ZC Switch", AC97_PCI_SVID, 8, 1, 0),
153 SOC_SINGLE("ALC NG Switch", AC97_PCI_SVID, 7, 1, 0),
154 SOC_ENUM("ALC NG Type", wm9713_enum[17]),
155 SOC_SINGLE("ALC NG Threshold", AC97_PCI_SVID, 0, 31, 0),
156
157 SOC_DOUBLE("Speaker Playback ZC Switch", AC97_MASTER, 14, 6, 1, 0),
158 SOC_DOUBLE("Headphone Playback ZC Switch", AC97_HEADPHONE, 14, 6, 1, 0),
159
160 SOC_SINGLE("Out4 Playback Switch", AC97_MASTER_MONO, 15, 1, 1),
161 SOC_SINGLE("Out4 Playback ZC Switch", AC97_MASTER_MONO, 14, 1, 0),
162 SOC_SINGLE("Out4 Playback Volume", AC97_MASTER_MONO, 8, 63, 1),
163
164 SOC_SINGLE("Out3 Playback Switch", AC97_MASTER_MONO, 7, 1, 1),
165 SOC_SINGLE("Out3 Playback ZC Switch", AC97_MASTER_MONO, 6, 1, 0),
166 SOC_SINGLE("Out3 Playback Volume", AC97_MASTER_MONO, 0, 63, 1),
167
168 SOC_SINGLE("Mono Capture Volume", AC97_MASTER_TONE, 8, 31, 1),
169 SOC_SINGLE("Mono Playback Switch", AC97_MASTER_TONE, 7, 1, 1),
170 SOC_SINGLE("Mono Playback ZC Switch", AC97_MASTER_TONE, 6, 1, 0),
171 SOC_SINGLE("Mono Playback Volume", AC97_MASTER_TONE, 0, 31, 1),
172
173 SOC_SINGLE("PC Beep Playback Headphone Volume", AC97_AUX, 12, 7, 1),
174 SOC_SINGLE("PC Beep Playback Speaker Volume", AC97_AUX, 8, 7, 1),
175 SOC_SINGLE("PC Beep Playback Mono Volume", AC97_AUX, 4, 7, 1),
176
177 SOC_SINGLE("Voice Playback Headphone Volume", AC97_PCM, 12, 7, 1),
178 SOC_SINGLE("Voice Playback Master Volume", AC97_PCM, 8, 7, 1),
179 SOC_SINGLE("Voice Playback Mono Volume", AC97_PCM, 4, 7, 1),
180
181 SOC_SINGLE("Aux Playback Headphone Volume", AC97_REC_SEL, 12, 7, 1),
182 SOC_SINGLE("Aux Playback Master Volume", AC97_REC_SEL, 8, 7, 1),
183 SOC_SINGLE("Aux Playback Mono Volume", AC97_REC_SEL, 4, 7, 1),
184
185 SOC_ENUM("Bass Control", wm9713_enum[16]),
186 SOC_SINGLE("Bass Cut-off Switch", AC97_GENERAL_PURPOSE, 12, 1, 1),
187 SOC_SINGLE("Tone Cut-off Switch", AC97_GENERAL_PURPOSE, 4, 1, 1),
188 SOC_SINGLE("Playback Attenuate (-6dB) Switch", AC97_GENERAL_PURPOSE, 6, 1, 0),
189 SOC_SINGLE("Bass Volume", AC97_GENERAL_PURPOSE, 8, 15, 1),
190 SOC_SINGLE("Tone Volume", AC97_GENERAL_PURPOSE, 0, 15, 1),
191
192 SOC_SINGLE("3D Upper Cut-off Switch", AC97_REC_GAIN_MIC, 5, 1, 0),
193 SOC_SINGLE("3D Lower Cut-off Switch", AC97_REC_GAIN_MIC, 4, 1, 0),
194 SOC_SINGLE("3D Depth", AC97_REC_GAIN_MIC, 0, 15, 1),
195 };
196
197 /* add non dapm controls */
198 static int wm9713_add_controls(struct snd_soc_codec *codec)
199 {
200 int err, i;
201
202 for (i = 0; i < ARRAY_SIZE(wm9713_snd_ac97_controls); i++) {
203 err = snd_ctl_add(codec->card,
204 snd_soc_cnew(&wm9713_snd_ac97_controls[i],
205 codec, NULL));
206 if (err < 0)
207 return err;
208 }
209 return 0;
210 }
211
212 /* We have to create a fake left and right HP mixers because
213 * the codec only has a single control that is shared by both channels.
214 * This makes it impossible to determine the audio path using the current
215 * register map, thus we add a new (virtual) register to help determine the
216 * audio route within the device.
217 */
218 static int mixer_event(struct snd_soc_dapm_widget *w,
219 struct snd_kcontrol *kcontrol, int event)
220 {
221 u16 l, r, beep, tone, phone, rec, pcm, aux;
222
223 l = ac97_read(w->codec, HPL_MIXER);
224 r = ac97_read(w->codec, HPR_MIXER);
225 beep = ac97_read(w->codec, AC97_PC_BEEP);
226 tone = ac97_read(w->codec, AC97_MASTER_TONE);
227 phone = ac97_read(w->codec, AC97_PHONE);
228 rec = ac97_read(w->codec, AC97_REC_SEL);
229 pcm = ac97_read(w->codec, AC97_PCM);
230 aux = ac97_read(w->codec, AC97_AUX);
231
232 if (event & SND_SOC_DAPM_PRE_REG)
233 return 0;
234 if ((l & 0x1) || (r & 0x1))
235 ac97_write(w->codec, AC97_PC_BEEP, beep & 0x7fff);
236 else
237 ac97_write(w->codec, AC97_PC_BEEP, beep | 0x8000);
238
239 if ((l & 0x2) || (r & 0x2))
240 ac97_write(w->codec, AC97_MASTER_TONE, tone & 0x7fff);
241 else
242 ac97_write(w->codec, AC97_MASTER_TONE, tone | 0x8000);
243
244 if ((l & 0x4) || (r & 0x4))
245 ac97_write(w->codec, AC97_PHONE, phone & 0x7fff);
246 else
247 ac97_write(w->codec, AC97_PHONE, phone | 0x8000);
248
249 if ((l & 0x8) || (r & 0x8))
250 ac97_write(w->codec, AC97_REC_SEL, rec & 0x7fff);
251 else
252 ac97_write(w->codec, AC97_REC_SEL, rec | 0x8000);
253
254 if ((l & 0x10) || (r & 0x10))
255 ac97_write(w->codec, AC97_PCM, pcm & 0x7fff);
256 else
257 ac97_write(w->codec, AC97_PCM, pcm | 0x8000);
258
259 if ((l & 0x20) || (r & 0x20))
260 ac97_write(w->codec, AC97_AUX, aux & 0x7fff);
261 else
262 ac97_write(w->codec, AC97_AUX, aux | 0x8000);
263
264 return 0;
265 }
266
267 /* Left Headphone Mixers */
268 static const struct snd_kcontrol_new wm9713_hpl_mixer_controls[] = {
269 SOC_DAPM_SINGLE("PC Beep Playback Switch", HPL_MIXER, 5, 1, 0),
270 SOC_DAPM_SINGLE("Voice Playback Switch", HPL_MIXER, 4, 1, 0),
271 SOC_DAPM_SINGLE("Aux Playback Switch", HPL_MIXER, 3, 1, 0),
272 SOC_DAPM_SINGLE("PCM Playback Switch", HPL_MIXER, 2, 1, 0),
273 SOC_DAPM_SINGLE("MonoIn Playback Switch", HPL_MIXER, 1, 1, 0),
274 SOC_DAPM_SINGLE("Bypass Playback Switch", HPL_MIXER, 0, 1, 0),
275 };
276
277 /* Right Headphone Mixers */
278 static const struct snd_kcontrol_new wm9713_hpr_mixer_controls[] = {
279 SOC_DAPM_SINGLE("PC Beep Playback Switch", HPR_MIXER, 5, 1, 0),
280 SOC_DAPM_SINGLE("Voice Playback Switch", HPR_MIXER, 4, 1, 0),
281 SOC_DAPM_SINGLE("Aux Playback Switch", HPR_MIXER, 3, 1, 0),
282 SOC_DAPM_SINGLE("PCM Playback Switch", HPR_MIXER, 2, 1, 0),
283 SOC_DAPM_SINGLE("MonoIn Playback Switch", HPR_MIXER, 1, 1, 0),
284 SOC_DAPM_SINGLE("Bypass Playback Switch", HPR_MIXER, 0, 1, 0),
285 };
286
287 /* headphone capture mux */
288 static const struct snd_kcontrol_new wm9713_hp_rec_mux_controls =
289 SOC_DAPM_ENUM("Route", wm9713_enum[1]);
290
291 /* headphone mic mux */
292 static const struct snd_kcontrol_new wm9713_hp_mic_mux_controls =
293 SOC_DAPM_ENUM("Route", wm9713_enum[0]);
294
295 /* Speaker Mixer */
296 static const struct snd_kcontrol_new wm9713_speaker_mixer_controls[] = {
297 SOC_DAPM_SINGLE("PC Beep Playback Switch", AC97_AUX, 11, 1, 1),
298 SOC_DAPM_SINGLE("Voice Playback Switch", AC97_PCM, 11, 1, 1),
299 SOC_DAPM_SINGLE("Aux Playback Switch", AC97_REC_SEL, 11, 1, 1),
300 SOC_DAPM_SINGLE("PCM Playback Switch", AC97_PHONE, 14, 1, 1),
301 SOC_DAPM_SINGLE("MonoIn Playback Switch", AC97_MASTER_TONE, 14, 1, 1),
302 SOC_DAPM_SINGLE("Bypass Playback Switch", AC97_PC_BEEP, 14, 1, 1),
303 };
304
305 /* Mono Mixer */
306 static const struct snd_kcontrol_new wm9713_mono_mixer_controls[] = {
307 SOC_DAPM_SINGLE("PC Beep Playback Switch", AC97_AUX, 7, 1, 1),
308 SOC_DAPM_SINGLE("Voice Playback Switch", AC97_PCM, 7, 1, 1),
309 SOC_DAPM_SINGLE("Aux Playback Switch", AC97_REC_SEL, 7, 1, 1),
310 SOC_DAPM_SINGLE("PCM Playback Switch", AC97_PHONE, 13, 1, 1),
311 SOC_DAPM_SINGLE("MonoIn Playback Switch", AC97_MASTER_TONE, 13, 1, 1),
312 SOC_DAPM_SINGLE("Bypass Playback Switch", AC97_PC_BEEP, 13, 1, 1),
313 SOC_DAPM_SINGLE("Mic 1 Sidetone Switch", AC97_LINE, 7, 1, 1),
314 SOC_DAPM_SINGLE("Mic 2 Sidetone Switch", AC97_LINE, 6, 1, 1),
315 };
316
317 /* mono mic mux */
318 static const struct snd_kcontrol_new wm9713_mono_mic_mux_controls =
319 SOC_DAPM_ENUM("Route", wm9713_enum[2]);
320
321 /* mono output mux */
322 static const struct snd_kcontrol_new wm9713_mono_mux_controls =
323 SOC_DAPM_ENUM("Route", wm9713_enum[7]);
324
325 /* speaker left output mux */
326 static const struct snd_kcontrol_new wm9713_hp_spkl_mux_controls =
327 SOC_DAPM_ENUM("Route", wm9713_enum[8]);
328
329 /* speaker right output mux */
330 static const struct snd_kcontrol_new wm9713_hp_spkr_mux_controls =
331 SOC_DAPM_ENUM("Route", wm9713_enum[9]);
332
333 /* headphone left output mux */
334 static const struct snd_kcontrol_new wm9713_hpl_out_mux_controls =
335 SOC_DAPM_ENUM("Route", wm9713_enum[10]);
336
337 /* headphone right output mux */
338 static const struct snd_kcontrol_new wm9713_hpr_out_mux_controls =
339 SOC_DAPM_ENUM("Route", wm9713_enum[11]);
340
341 /* Out3 mux */
342 static const struct snd_kcontrol_new wm9713_out3_mux_controls =
343 SOC_DAPM_ENUM("Route", wm9713_enum[12]);
344
345 /* Out4 mux */
346 static const struct snd_kcontrol_new wm9713_out4_mux_controls =
347 SOC_DAPM_ENUM("Route", wm9713_enum[13]);
348
349 /* DAC inv mux 1 */
350 static const struct snd_kcontrol_new wm9713_dac_inv1_mux_controls =
351 SOC_DAPM_ENUM("Route", wm9713_enum[14]);
352
353 /* DAC inv mux 2 */
354 static const struct snd_kcontrol_new wm9713_dac_inv2_mux_controls =
355 SOC_DAPM_ENUM("Route", wm9713_enum[15]);
356
357 /* Capture source left */
358 static const struct snd_kcontrol_new wm9713_rec_srcl_mux_controls =
359 SOC_DAPM_ENUM("Route", wm9713_enum[3]);
360
361 /* Capture source right */
362 static const struct snd_kcontrol_new wm9713_rec_srcr_mux_controls =
363 SOC_DAPM_ENUM("Route", wm9713_enum[4]);
364
365 /* mic source */
366 static const struct snd_kcontrol_new wm9713_mic_sel_mux_controls =
367 SOC_DAPM_ENUM("Route", wm9713_enum[18]);
368
369 /* mic source B virtual control */
370 static const struct snd_kcontrol_new wm9713_micb_sel_mux_controls =
371 SOC_DAPM_ENUM("Route", wm9713_enum[19]);
372
373 static const struct snd_soc_dapm_widget wm9713_dapm_widgets[] = {
374 SND_SOC_DAPM_MUX("Capture Headphone Mux", SND_SOC_NOPM, 0, 0,
375 &wm9713_hp_rec_mux_controls),
376 SND_SOC_DAPM_MUX("Sidetone Mux", SND_SOC_NOPM, 0, 0,
377 &wm9713_hp_mic_mux_controls),
378 SND_SOC_DAPM_MUX("Capture Mono Mux", SND_SOC_NOPM, 0, 0,
379 &wm9713_mono_mic_mux_controls),
380 SND_SOC_DAPM_MUX("Mono Out Mux", SND_SOC_NOPM, 0, 0,
381 &wm9713_mono_mux_controls),
382 SND_SOC_DAPM_MUX("Left Speaker Out Mux", SND_SOC_NOPM, 0, 0,
383 &wm9713_hp_spkl_mux_controls),
384 SND_SOC_DAPM_MUX("Right Speaker Out Mux", SND_SOC_NOPM, 0, 0,
385 &wm9713_hp_spkr_mux_controls),
386 SND_SOC_DAPM_MUX("Left Headphone Out Mux", SND_SOC_NOPM, 0, 0,
387 &wm9713_hpl_out_mux_controls),
388 SND_SOC_DAPM_MUX("Right Headphone Out Mux", SND_SOC_NOPM, 0, 0,
389 &wm9713_hpr_out_mux_controls),
390 SND_SOC_DAPM_MUX("Out 3 Mux", SND_SOC_NOPM, 0, 0,
391 &wm9713_out3_mux_controls),
392 SND_SOC_DAPM_MUX("Out 4 Mux", SND_SOC_NOPM, 0, 0,
393 &wm9713_out4_mux_controls),
394 SND_SOC_DAPM_MUX("DAC Inv Mux 1", SND_SOC_NOPM, 0, 0,
395 &wm9713_dac_inv1_mux_controls),
396 SND_SOC_DAPM_MUX("DAC Inv Mux 2", SND_SOC_NOPM, 0, 0,
397 &wm9713_dac_inv2_mux_controls),
398 SND_SOC_DAPM_MUX("Left Capture Source", SND_SOC_NOPM, 0, 0,
399 &wm9713_rec_srcl_mux_controls),
400 SND_SOC_DAPM_MUX("Right Capture Source", SND_SOC_NOPM, 0, 0,
401 &wm9713_rec_srcr_mux_controls),
402 SND_SOC_DAPM_MUX("Mic A Source", SND_SOC_NOPM, 0, 0,
403 &wm9713_mic_sel_mux_controls),
404 SND_SOC_DAPM_MUX("Mic B Source", SND_SOC_NOPM, 0, 0,
405 &wm9713_micb_sel_mux_controls),
406 SND_SOC_DAPM_MIXER_E("Left HP Mixer", AC97_EXTENDED_MID, 3, 1,
407 &wm9713_hpl_mixer_controls[0], ARRAY_SIZE(wm9713_hpl_mixer_controls),
408 mixer_event, SND_SOC_DAPM_POST_REG),
409 SND_SOC_DAPM_MIXER_E("Right HP Mixer", AC97_EXTENDED_MID, 2, 1,
410 &wm9713_hpr_mixer_controls[0], ARRAY_SIZE(wm9713_hpr_mixer_controls),
411 mixer_event, SND_SOC_DAPM_POST_REG),
412 SND_SOC_DAPM_MIXER("Mono Mixer", AC97_EXTENDED_MID, 0, 1,
413 &wm9713_mono_mixer_controls[0], ARRAY_SIZE(wm9713_mono_mixer_controls)),
414 SND_SOC_DAPM_MIXER("Speaker Mixer", AC97_EXTENDED_MID, 1, 1,
415 &wm9713_speaker_mixer_controls[0],
416 ARRAY_SIZE(wm9713_speaker_mixer_controls)),
417 SND_SOC_DAPM_DAC("Left DAC", "Left HiFi Playback", AC97_EXTENDED_MID, 7, 1),
418 SND_SOC_DAPM_DAC("Right DAC", "Right HiFi Playback", AC97_EXTENDED_MID, 6, 1),
419 SND_SOC_DAPM_MIXER("AC97 Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
420 SND_SOC_DAPM_MIXER("HP Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
421 SND_SOC_DAPM_MIXER("Line Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
422 SND_SOC_DAPM_MIXER("Capture Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
423 SND_SOC_DAPM_DAC("Voice DAC", "Voice Playback", AC97_EXTENDED_MID, 12, 1),
424 SND_SOC_DAPM_DAC("Aux DAC", "Aux Playback", AC97_EXTENDED_MID, 11, 1),
425 SND_SOC_DAPM_ADC("Left ADC", "Left HiFi Capture", AC97_EXTENDED_MID, 5, 1),
426 SND_SOC_DAPM_ADC("Right ADC", "Right HiFi Capture", AC97_EXTENDED_MID, 4, 1),
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 char *audio_map[][3] = {
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
590 /* right ADC */
591 {"Right ADC", NULL, "Right Capture Source"},
592
593 /* mic */
594 {"Mic A Pre Amp", NULL, "Mic A Source"},
595 {"Mic A Source", "Mic 1", "MIC1"},
596 {"Mic A Source", "Mic 2 A", "MIC2A"},
597 {"Mic A Source", "Mic 2 B", "Mic B Source"},
598 {"Mic B Pre Amp", "MPB", "Mic B Source"},
599 {"Mic B Source", NULL, "MIC2B"},
600
601 /* headphone capture */
602 {"Capture Headphone Mux", "Stereo", "Capture Mixer"},
603 {"Capture Headphone Mux", "Left", "Left Capture Source"},
604 {"Capture Headphone Mux", "Right", "Right Capture Source"},
605
606 /* mono capture */
607 {"Capture Mono Mux", "Stereo", "Capture Mixer"},
608 {"Capture Mono Mux", "Left", "Left Capture Source"},
609 {"Capture Mono Mux", "Right", "Right Capture Source"},
610
611 {NULL, NULL, NULL},
612 };
613
614 static int wm9713_add_widgets(struct snd_soc_codec *codec)
615 {
616 int i;
617
618 for (i = 0; i < ARRAY_SIZE(wm9713_dapm_widgets); i++)
619 snd_soc_dapm_new_control(codec, &wm9713_dapm_widgets[i]);
620
621 /* set up audio path audio_mapnects */
622 for (i = 0; audio_map[i][0] != NULL; i++)
623 snd_soc_dapm_connect_input(codec, audio_map[i][0],
624 audio_map[i][1], audio_map[i][2]);
625
626 snd_soc_dapm_new_widgets(codec);
627 return 0;
628 }
629
630 static unsigned int ac97_read(struct snd_soc_codec *codec,
631 unsigned int reg)
632 {
633 u16 *cache = codec->reg_cache;
634
635 if (reg == AC97_RESET || reg == AC97_GPIO_STATUS ||
636 reg == AC97_VENDOR_ID1 || reg == AC97_VENDOR_ID2 ||
637 reg == AC97_CD)
638 return soc_ac97_ops.read(codec->ac97, reg);
639 else {
640 reg = reg >> 1;
641
642 if (reg > (ARRAY_SIZE(wm9713_reg)))
643 return -EIO;
644
645 return cache[reg];
646 }
647 }
648
649 static int ac97_write(struct snd_soc_codec *codec, unsigned int reg,
650 unsigned int val)
651 {
652 u16 *cache = codec->reg_cache;
653 if (reg < 0x7c)
654 soc_ac97_ops.write(codec->ac97, reg, val);
655 reg = reg >> 1;
656 if (reg <= (ARRAY_SIZE(wm9713_reg)))
657 cache[reg] = val;
658
659 return 0;
660 }
661
662 /* PLL divisors */
663 struct _pll_div {
664 u32 divsel:1;
665 u32 divctl:1;
666 u32 lf:1;
667 u32 n:4;
668 u32 k:24;
669 };
670
671 /* The size in bits of the PLL divide multiplied by 10
672 * to allow rounding later */
673 #define FIXED_PLL_SIZE ((1 << 22) * 10)
674
675 static void pll_factors(struct _pll_div *pll_div, unsigned int source)
676 {
677 u64 Kpart;
678 unsigned int K, Ndiv, Nmod, target;
679
680 /* The the PLL output is always 98.304MHz. */
681 target = 98304000;
682
683 /* If the input frequency is over 14.4MHz then scale it down. */
684 if (source > 14400000) {
685 source >>= 1;
686 pll_div->divsel = 1;
687
688 if (source > 14400000) {
689 source >>= 1;
690 pll_div->divctl = 1;
691 } else
692 pll_div->divctl = 0;
693
694 } else {
695 pll_div->divsel = 0;
696 pll_div->divctl = 0;
697 }
698
699 /* Low frequency sources require an additional divide in the
700 * loop.
701 */
702 if (source < 8192000) {
703 pll_div->lf = 1;
704 target >>= 2;
705 } else
706 pll_div->lf = 0;
707
708 Ndiv = target / source;
709 if ((Ndiv < 5) || (Ndiv > 12))
710 printk(KERN_WARNING
711 "WM9713 PLL N value %d out of recommended range!\n",
712 Ndiv);
713
714 pll_div->n = Ndiv;
715 Nmod = target % source;
716 Kpart = FIXED_PLL_SIZE * (long long)Nmod;
717
718 do_div(Kpart, source);
719
720 K = Kpart & 0xFFFFFFFF;
721
722 /* Check if we need to round */
723 if ((K % 10) >= 5)
724 K += 5;
725
726 /* Move down to proper range now rounding is done */
727 K /= 10;
728
729 pll_div->k = K;
730 }
731
732 /**
733 * Please note that changing the PLL input frequency may require
734 * resynchronisation with the AC97 controller.
735 */
736 static int wm9713_set_pll(struct snd_soc_codec *codec,
737 int pll_id, unsigned int freq_in, unsigned int freq_out)
738 {
739 struct wm9713_priv *wm9713 = codec->private_data;
740 u16 reg, reg2;
741 struct _pll_div pll_div;
742
743 /* turn PLL off ? */
744 if (freq_in == 0 || freq_out == 0) {
745 /* disable PLL power and select ext source */
746 reg = ac97_read(codec, AC97_HANDSET_RATE);
747 ac97_write(codec, AC97_HANDSET_RATE, reg | 0x0080);
748 reg = ac97_read(codec, AC97_EXTENDED_MID);
749 ac97_write(codec, AC97_EXTENDED_MID, reg | 0x0200);
750 wm9713->pll_out = 0;
751 return 0;
752 }
753
754 pll_factors(&pll_div, freq_in);
755
756 if (pll_div.k == 0) {
757 reg = (pll_div.n << 12) | (pll_div.lf << 11) |
758 (pll_div.divsel << 9) | (pll_div.divctl << 8);
759 ac97_write(codec, AC97_LINE1_LEVEL, reg);
760 } else {
761 /* write the fractional k to the reg 0x46 pages */
762 reg2 = (pll_div.n << 12) | (pll_div.lf << 11) | (1 << 10) |
763 (pll_div.divsel << 9) | (pll_div.divctl << 8);
764
765 /* K [21:20] */
766 reg = reg2 | (0x5 << 4) | (pll_div.k >> 20);
767 ac97_write(codec, AC97_LINE1_LEVEL, reg);
768
769 /* K [19:16] */
770 reg = reg2 | (0x4 << 4) | ((pll_div.k >> 16) & 0xf);
771 ac97_write(codec, AC97_LINE1_LEVEL, reg);
772
773 /* K [15:12] */
774 reg = reg2 | (0x3 << 4) | ((pll_div.k >> 12) & 0xf);
775 ac97_write(codec, AC97_LINE1_LEVEL, reg);
776
777 /* K [11:8] */
778 reg = reg2 | (0x2 << 4) | ((pll_div.k >> 8) & 0xf);
779 ac97_write(codec, AC97_LINE1_LEVEL, reg);
780
781 /* K [7:4] */
782 reg = reg2 | (0x1 << 4) | ((pll_div.k >> 4) & 0xf);
783 ac97_write(codec, AC97_LINE1_LEVEL, reg);
784
785 reg = reg2 | (0x0 << 4) | (pll_div.k & 0xf); /* K [3:0] */
786 ac97_write(codec, AC97_LINE1_LEVEL, reg);
787 }
788
789 /* turn PLL on and select as source */
790 reg = ac97_read(codec, AC97_EXTENDED_MID);
791 ac97_write(codec, AC97_EXTENDED_MID, reg & 0xfdff);
792 reg = ac97_read(codec, AC97_HANDSET_RATE);
793 ac97_write(codec, AC97_HANDSET_RATE, reg & 0xff7f);
794 wm9713->pll_out = freq_out;
795 wm9713->pll_in = freq_in;
796
797 /* wait 10ms AC97 link frames for the link to stabilise */
798 schedule_timeout_interruptible(msecs_to_jiffies(10));
799 return 0;
800 }
801
802 static int wm9713_set_dai_pll(struct snd_soc_codec_dai *codec_dai,
803 int pll_id, unsigned int freq_in, unsigned int freq_out)
804 {
805 struct snd_soc_codec *codec = codec_dai->codec;
806 return wm9713_set_pll(codec, pll_id, freq_in, freq_out);
807 }
808
809 /*
810 * Tristate the PCM DAI lines, tristate can be disabled by calling
811 * wm9713_set_dai_fmt()
812 */
813 static int wm9713_set_dai_tristate(struct snd_soc_codec_dai *codec_dai,
814 int tristate)
815 {
816 struct snd_soc_codec *codec = codec_dai->codec;
817 u16 reg = ac97_read(codec, AC97_CENTER_LFE_MASTER) & 0x9fff;
818
819 if (tristate)
820 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg);
821
822 return 0;
823 }
824
825 /*
826 * Configure WM9713 clock dividers.
827 * Voice DAC needs 256 FS
828 */
829 static int wm9713_set_dai_clkdiv(struct snd_soc_codec_dai *codec_dai,
830 int div_id, int div)
831 {
832 struct snd_soc_codec *codec = codec_dai->codec;
833 u16 reg;
834
835 switch (div_id) {
836 case WM9713_PCMCLK_DIV:
837 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0xf0ff;
838 ac97_write(codec, AC97_HANDSET_RATE, reg | div);
839 break;
840 case WM9713_CLKA_MULT:
841 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0xfffd;
842 ac97_write(codec, AC97_HANDSET_RATE, reg | div);
843 break;
844 case WM9713_CLKB_MULT:
845 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0xfffb;
846 ac97_write(codec, AC97_HANDSET_RATE, reg | div);
847 break;
848 case WM9713_HIFI_DIV:
849 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0x8fff;
850 ac97_write(codec, AC97_HANDSET_RATE, reg | div);
851 break;
852 case WM9713_PCMBCLK_DIV:
853 reg = ac97_read(codec, AC97_CENTER_LFE_MASTER) & 0xf1ff;
854 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg | div);
855 break;
856 case WM9713_PCMCLK_PLL_DIV:
857 reg = ac97_read(codec, AC97_LINE1_LEVEL) & 0xff80;
858 ac97_write(codec, AC97_LINE1_LEVEL, reg | 0x60 | div);
859 break;
860 case WM9713_HIFI_PLL_DIV:
861 reg = ac97_read(codec, AC97_LINE1_LEVEL) & 0xff80;
862 ac97_write(codec, AC97_LINE1_LEVEL, reg | 0x70 | div);
863 break;
864 default:
865 return -EINVAL;
866 }
867
868 return 0;
869 }
870
871 static int wm9713_set_dai_fmt(struct snd_soc_codec_dai *codec_dai,
872 unsigned int fmt)
873 {
874 struct snd_soc_codec *codec = codec_dai->codec;
875 u16 gpio = ac97_read(codec, AC97_GPIO_CFG) & 0xffc5;
876 u16 reg = 0x8000;
877
878 /* clock masters */
879 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
880 case SND_SOC_DAIFMT_CBM_CFM:
881 reg |= 0x4000;
882 gpio |= 0x0010;
883 break;
884 case SND_SOC_DAIFMT_CBM_CFS:
885 reg |= 0x6000;
886 gpio |= 0x0018;
887 break;
888 case SND_SOC_DAIFMT_CBS_CFS:
889 reg |= 0x0200;
890 gpio |= 0x001a;
891 break;
892 case SND_SOC_DAIFMT_CBS_CFM:
893 gpio |= 0x0012;
894 break;
895 }
896
897 /* clock inversion */
898 switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
899 case SND_SOC_DAIFMT_IB_IF:
900 reg |= 0x00c0;
901 break;
902 case SND_SOC_DAIFMT_IB_NF:
903 reg |= 0x0080;
904 break;
905 case SND_SOC_DAIFMT_NB_IF:
906 reg |= 0x0040;
907 break;
908 }
909
910 /* DAI format */
911 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
912 case SND_SOC_DAIFMT_I2S:
913 reg |= 0x0002;
914 break;
915 case SND_SOC_DAIFMT_RIGHT_J:
916 break;
917 case SND_SOC_DAIFMT_LEFT_J:
918 reg |= 0x0001;
919 break;
920 case SND_SOC_DAIFMT_DSP_A:
921 reg |= 0x0003;
922 break;
923 case SND_SOC_DAIFMT_DSP_B:
924 reg |= 0x0043;
925 break;
926 }
927
928 ac97_write(codec, AC97_GPIO_CFG, gpio);
929 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg);
930 return 0;
931 }
932
933 static int wm9713_pcm_hw_params(struct snd_pcm_substream *substream,
934 struct snd_pcm_hw_params *params)
935 {
936 struct snd_soc_pcm_runtime *rtd = substream->private_data;
937 struct snd_soc_device *socdev = rtd->socdev;
938 struct snd_soc_codec *codec = socdev->codec;
939 u16 reg = ac97_read(codec, AC97_CENTER_LFE_MASTER) & 0xfff3;
940
941 switch (params_format(params)) {
942 case SNDRV_PCM_FORMAT_S16_LE:
943 break;
944 case SNDRV_PCM_FORMAT_S20_3LE:
945 reg |= 0x0004;
946 break;
947 case SNDRV_PCM_FORMAT_S24_LE:
948 reg |= 0x0008;
949 break;
950 case SNDRV_PCM_FORMAT_S32_LE:
951 reg |= 0x000c;
952 break;
953 }
954
955 /* enable PCM interface in master mode */
956 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg);
957 return 0;
958 }
959
960 static void wm9713_voiceshutdown(struct snd_pcm_substream *substream)
961 {
962 struct snd_soc_pcm_runtime *rtd = substream->private_data;
963 struct snd_soc_device *socdev = rtd->socdev;
964 struct snd_soc_codec *codec = socdev->codec;
965 u16 status;
966
967 /* Gracefully shut down the voice interface. */
968 status = ac97_read(codec, AC97_EXTENDED_STATUS) | 0x1000;
969 ac97_write(codec, AC97_HANDSET_RATE, 0x0280);
970 schedule_timeout_interruptible(msecs_to_jiffies(1));
971 ac97_write(codec, AC97_HANDSET_RATE, 0x0F80);
972 ac97_write(codec, AC97_EXTENDED_MID, status);
973 }
974
975 static int ac97_hifi_prepare(struct snd_pcm_substream *substream)
976 {
977 struct snd_pcm_runtime *runtime = substream->runtime;
978 struct snd_soc_pcm_runtime *rtd = substream->private_data;
979 struct snd_soc_device *socdev = rtd->socdev;
980 struct snd_soc_codec *codec = socdev->codec;
981 int reg;
982 u16 vra;
983
984 vra = ac97_read(codec, AC97_EXTENDED_STATUS);
985 ac97_write(codec, AC97_EXTENDED_STATUS, vra | 0x1);
986
987 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
988 reg = AC97_PCM_FRONT_DAC_RATE;
989 else
990 reg = AC97_PCM_LR_ADC_RATE;
991
992 return ac97_write(codec, reg, runtime->rate);
993 }
994
995 static int ac97_aux_prepare(struct snd_pcm_substream *substream)
996 {
997 struct snd_pcm_runtime *runtime = substream->runtime;
998 struct snd_soc_pcm_runtime *rtd = substream->private_data;
999 struct snd_soc_device *socdev = rtd->socdev;
1000 struct snd_soc_codec *codec = socdev->codec;
1001 u16 vra, xsle;
1002
1003 vra = ac97_read(codec, AC97_EXTENDED_STATUS);
1004 ac97_write(codec, AC97_EXTENDED_STATUS, vra | 0x1);
1005 xsle = ac97_read(codec, AC97_PCI_SID);
1006 ac97_write(codec, AC97_PCI_SID, xsle | 0x8000);
1007
1008 if (substream->stream != SNDRV_PCM_STREAM_PLAYBACK)
1009 return -ENODEV;
1010
1011 return ac97_write(codec, AC97_PCM_SURR_DAC_RATE, runtime->rate);
1012 }
1013
1014 #define WM9713_RATES (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_11025 |\
1015 SNDRV_PCM_RATE_22050 | SNDRV_PCM_RATE_44100 |\
1016 SNDRV_PCM_RATE_48000)
1017
1018 #define WM9713_PCM_FORMATS \
1019 (SNDRV_PCM_FORMAT_S16_LE | SNDRV_PCM_FORMAT_S20_3LE | \
1020 SNDRV_PCM_FORMAT_S24_LE)
1021
1022 struct snd_soc_codec_dai wm9713_dai[] = {
1023 {
1024 .name = "AC97 HiFi",
1025 .type = SND_SOC_DAI_AC97_BUS,
1026 .playback = {
1027 .stream_name = "HiFi Playback",
1028 .channels_min = 1,
1029 .channels_max = 2,
1030 .rates = WM9713_RATES,
1031 .formats = SNDRV_PCM_FMTBIT_S16_LE,},
1032 .capture = {
1033 .stream_name = "HiFi Capture",
1034 .channels_min = 1,
1035 .channels_max = 2,
1036 .rates = WM9713_RATES,
1037 .formats = SNDRV_PCM_FMTBIT_S16_LE,},
1038 .ops = {
1039 .prepare = ac97_hifi_prepare,},
1040 .dai_ops = {
1041 .set_clkdiv = wm9713_set_dai_clkdiv,
1042 .set_pll = wm9713_set_dai_pll,},
1043 },
1044 {
1045 .name = "AC97 Aux",
1046 .playback = {
1047 .stream_name = "Aux Playback",
1048 .channels_min = 1,
1049 .channels_max = 1,
1050 .rates = WM9713_RATES,
1051 .formats = SNDRV_PCM_FMTBIT_S16_LE,},
1052 .ops = {
1053 .prepare = ac97_aux_prepare,},
1054 .dai_ops = {
1055 .set_clkdiv = wm9713_set_dai_clkdiv,
1056 .set_pll = wm9713_set_dai_pll,},
1057 },
1058 {
1059 .name = "WM9713 Voice",
1060 .playback = {
1061 .stream_name = "Voice Playback",
1062 .channels_min = 1,
1063 .channels_max = 1,
1064 .rates = WM9713_RATES,
1065 .formats = WM9713_PCM_FORMATS,},
1066 .capture = {
1067 .stream_name = "Voice Capture",
1068 .channels_min = 1,
1069 .channels_max = 2,
1070 .rates = WM9713_RATES,
1071 .formats = WM9713_PCM_FORMATS,},
1072 .ops = {
1073 .hw_params = wm9713_pcm_hw_params,
1074 .shutdown = wm9713_voiceshutdown,},
1075 .dai_ops = {
1076 .set_clkdiv = wm9713_set_dai_clkdiv,
1077 .set_pll = wm9713_set_dai_pll,
1078 .set_fmt = wm9713_set_dai_fmt,
1079 .set_tristate = wm9713_set_dai_tristate,
1080 },
1081 },
1082 };
1083 EXPORT_SYMBOL_GPL(wm9713_dai);
1084
1085 int wm9713_reset(struct snd_soc_codec *codec, int try_warm)
1086 {
1087 if (try_warm && soc_ac97_ops.warm_reset) {
1088 soc_ac97_ops.warm_reset(codec->ac97);
1089 if (!(ac97_read(codec, 0) & 0x8000))
1090 return 1;
1091 }
1092
1093 soc_ac97_ops.reset(codec->ac97);
1094 if (ac97_read(codec, 0) & 0x8000)
1095 return -EIO;
1096 return 0;
1097 }
1098 EXPORT_SYMBOL_GPL(wm9713_reset);
1099
1100 static int wm9713_dapm_event(struct snd_soc_codec *codec, int event)
1101 {
1102 u16 reg;
1103
1104 switch (event) {
1105 case SNDRV_CTL_POWER_D0: /* full On */
1106 /* enable thermal shutdown */
1107 reg = ac97_read(codec, AC97_EXTENDED_MID) & 0x1bff;
1108 ac97_write(codec, AC97_EXTENDED_MID, reg);
1109 break;
1110 case SNDRV_CTL_POWER_D1: /* partial On */
1111 case SNDRV_CTL_POWER_D2: /* partial On */
1112 break;
1113 case SNDRV_CTL_POWER_D3hot: /* Off, with power */
1114 /* enable master bias and vmid */
1115 reg = ac97_read(codec, AC97_EXTENDED_MID) & 0x3bff;
1116 ac97_write(codec, AC97_EXTENDED_MID, reg);
1117 ac97_write(codec, AC97_POWERDOWN, 0x0000);
1118 break;
1119 case SNDRV_CTL_POWER_D3cold: /* Off, without power */
1120 /* disable everything including AC link */
1121 ac97_write(codec, AC97_EXTENDED_MID, 0xffff);
1122 ac97_write(codec, AC97_EXTENDED_MSTATUS, 0xffff);
1123 ac97_write(codec, AC97_POWERDOWN, 0xffff);
1124 break;
1125 }
1126 codec->dapm_state = event;
1127 return 0;
1128 }
1129
1130 static int wm9713_soc_suspend(struct platform_device *pdev,
1131 pm_message_t state)
1132 {
1133 struct snd_soc_device *socdev = platform_get_drvdata(pdev);
1134 struct snd_soc_codec *codec = socdev->codec;
1135 u16 reg;
1136
1137 /* Disable everything except touchpanel - that will be handled
1138 * by the touch driver and left disabled if touch is not in
1139 * use. */
1140 reg = ac97_read(codec, AC97_EXTENDED_MID);
1141 ac97_write(codec, AC97_EXTENDED_MID, reg | 0x7fff);
1142 ac97_write(codec, AC97_EXTENDED_MSTATUS, 0xffff);
1143 ac97_write(codec, AC97_POWERDOWN, 0x6f00);
1144 ac97_write(codec, AC97_POWERDOWN, 0xffff);
1145
1146 return 0;
1147 }
1148
1149 static int wm9713_soc_resume(struct platform_device *pdev)
1150 {
1151 struct snd_soc_device *socdev = platform_get_drvdata(pdev);
1152 struct snd_soc_codec *codec = socdev->codec;
1153 struct wm9713_priv *wm9713 = codec->private_data;
1154 int i, ret;
1155 u16 *cache = codec->reg_cache;
1156
1157 ret = wm9713_reset(codec, 1);
1158 if (ret < 0) {
1159 printk(KERN_ERR "could not reset AC97 codec\n");
1160 return ret;
1161 }
1162
1163 wm9713_dapm_event(codec, SNDRV_CTL_POWER_D3hot);
1164
1165 /* do we need to re-start the PLL ? */
1166 if (wm9713->pll_out)
1167 wm9713_set_pll(codec, 0, wm9713->pll_in, wm9713->pll_out);
1168
1169 /* only synchronise the codec if warm reset failed */
1170 if (ret == 0) {
1171 for (i = 2; i < ARRAY_SIZE(wm9713_reg) << 1; i += 2) {
1172 if (i == AC97_POWERDOWN || i == AC97_EXTENDED_MID ||
1173 i == AC97_EXTENDED_MSTATUS || i > 0x66)
1174 continue;
1175 soc_ac97_ops.write(codec->ac97, i, cache[i>>1]);
1176 }
1177 }
1178
1179 if (codec->suspend_dapm_state == SNDRV_CTL_POWER_D0)
1180 wm9713_dapm_event(codec, SNDRV_CTL_POWER_D0);
1181
1182 return ret;
1183 }
1184
1185 static int wm9713_soc_probe(struct platform_device *pdev)
1186 {
1187 struct snd_soc_device *socdev = platform_get_drvdata(pdev);
1188 struct snd_soc_codec *codec;
1189 int ret = 0, reg;
1190
1191 printk(KERN_INFO "WM9713/WM9714 SoC Audio Codec %s\n", WM9713_VERSION);
1192
1193 socdev->codec = kzalloc(sizeof(struct snd_soc_codec), GFP_KERNEL);
1194 if (socdev->codec == NULL)
1195 return -ENOMEM;
1196 codec = socdev->codec;
1197 mutex_init(&codec->mutex);
1198
1199 codec->reg_cache = kmemdup(wm9713_reg, sizeof(wm9713_reg), GFP_KERNEL);
1200 if (codec->reg_cache == NULL) {
1201 ret = -ENOMEM;
1202 goto cache_err;
1203 }
1204 codec->reg_cache_size = sizeof(wm9713_reg);
1205 codec->reg_cache_step = 2;
1206
1207 codec->private_data = kzalloc(sizeof(struct wm9713_priv), GFP_KERNEL);
1208 if (codec->private_data == NULL) {
1209 ret = -ENOMEM;
1210 goto priv_err;
1211 }
1212
1213 codec->name = "WM9713";
1214 codec->owner = THIS_MODULE;
1215 codec->dai = wm9713_dai;
1216 codec->num_dai = ARRAY_SIZE(wm9713_dai);
1217 codec->write = ac97_write;
1218 codec->read = ac97_read;
1219 codec->dapm_event = wm9713_dapm_event;
1220 INIT_LIST_HEAD(&codec->dapm_widgets);
1221 INIT_LIST_HEAD(&codec->dapm_paths);
1222
1223 ret = snd_soc_new_ac97_codec(codec, &soc_ac97_ops, 0);
1224 if (ret < 0)
1225 goto codec_err;
1226
1227 /* register pcms */
1228 ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1);
1229 if (ret < 0)
1230 goto pcm_err;
1231
1232 /* do a cold reset for the controller and then try
1233 * a warm reset followed by an optional cold reset for codec */
1234 wm9713_reset(codec, 0);
1235 ret = wm9713_reset(codec, 1);
1236 if (ret < 0) {
1237 printk(KERN_ERR "AC97 link error\n");
1238 goto reset_err;
1239 }
1240
1241 wm9713_dapm_event(codec, SNDRV_CTL_POWER_D3hot);
1242
1243 /* unmute the adc - move to kcontrol */
1244 reg = ac97_read(codec, AC97_CD) & 0x7fff;
1245 ac97_write(codec, AC97_CD, reg);
1246
1247 wm9713_add_controls(codec);
1248 wm9713_add_widgets(codec);
1249 ret = snd_soc_register_card(socdev);
1250 if (ret < 0)
1251 goto reset_err;
1252 return 0;
1253
1254 reset_err:
1255 snd_soc_free_pcms(socdev);
1256
1257 pcm_err:
1258 snd_soc_free_ac97_codec(codec);
1259
1260 codec_err:
1261 kfree(codec->private_data);
1262
1263 priv_err:
1264 kfree(codec->reg_cache);
1265
1266 cache_err:
1267 kfree(socdev->codec);
1268 socdev->codec = NULL;
1269 return ret;
1270 }
1271
1272 static int wm9713_soc_remove(struct platform_device *pdev)
1273 {
1274 struct snd_soc_device *socdev = platform_get_drvdata(pdev);
1275 struct snd_soc_codec *codec = socdev->codec;
1276
1277 if (codec == NULL)
1278 return 0;
1279
1280 snd_soc_dapm_free(socdev);
1281 snd_soc_free_pcms(socdev);
1282 snd_soc_free_ac97_codec(codec);
1283 kfree(codec->private_data);
1284 kfree(codec->reg_cache);
1285 kfree(codec->dai);
1286 kfree(codec);
1287 return 0;
1288 }
1289
1290 struct snd_soc_codec_device soc_codec_dev_wm9713 = {
1291 .probe = wm9713_soc_probe,
1292 .remove = wm9713_soc_remove,
1293 .suspend = wm9713_soc_suspend,
1294 .resume = wm9713_soc_resume,
1295 };
1296 EXPORT_SYMBOL_GPL(soc_codec_dev_wm9713);
1297
1298 MODULE_DESCRIPTION("ASoC WM9713/WM9714 driver");
1299 MODULE_AUTHOR("Liam Girdwood");
1300 MODULE_LICENSE("GPL");
Linux with added FPC-III support