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ALSA: ASoC: Check for exact register match in wm97xx_reset()
[GitHub/mt8127/android_kernel_alcatel_ttab.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
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 * Features:-
14 *
15 * o Support for AC97 Codec, Voice DAC and Aux DAC
16 * o Support for DAPM
17 */
18
19 #include <linux/init.h>
20 #include <linux/module.h>
21 #include <linux/device.h>
22 #include <sound/core.h>
23 #include <sound/pcm.h>
24 #include <sound/ac97_codec.h>
25 #include <sound/initval.h>
26 #include <sound/pcm_params.h>
27 #include <sound/soc.h>
28 #include <sound/soc-dapm.h>
29
30 #include "wm9713.h"
31
32 #define WM9713_VERSION "0.15"
33
34 struct wm9713_priv {
35 u32 pll_in; /* PLL input frequency */
36 u32 pll_out; /* PLL output frequency */
37 };
38
39 static unsigned int ac97_read(struct snd_soc_codec *codec,
40 unsigned int reg);
41 static int ac97_write(struct snd_soc_codec *codec,
42 unsigned int reg, unsigned int val);
43
44 /*
45 * WM9713 register cache
46 * Reg 0x3c bit 15 is used by touch driver.
47 */
48 static const u16 wm9713_reg[] = {
49 0x6174, 0x8080, 0x8080, 0x8080,
50 0xc880, 0xe808, 0xe808, 0x0808,
51 0x00da, 0x8000, 0xd600, 0xaaa0,
52 0xaaa0, 0xaaa0, 0x0000, 0x0000,
53 0x0f0f, 0x0040, 0x0000, 0x7f00,
54 0x0405, 0x0410, 0xbb80, 0xbb80,
55 0x0000, 0xbb80, 0x0000, 0x4523,
56 0x0000, 0x2000, 0x7eff, 0xffff,
57 0x0000, 0x0000, 0x0080, 0x0000,
58 0x0000, 0x0000, 0xfffe, 0xffff,
59 0x0000, 0x0000, 0x0000, 0xfffe,
60 0x4000, 0x0000, 0x0000, 0x0000,
61 0xb032, 0x3e00, 0x0000, 0x0000,
62 0x0000, 0x0000, 0x0000, 0x0000,
63 0x0000, 0x0000, 0x0000, 0x0006,
64 0x0001, 0x0000, 0x574d, 0x4c13,
65 0x0000, 0x0000, 0x0000
66 };
67
68 /* virtual HP mixers regs */
69 #define HPL_MIXER 0x80
70 #define HPR_MIXER 0x82
71 #define MICB_MUX 0x82
72
73 static const char *wm9713_mic_mixer[] = {"Stereo", "Mic 1", "Mic 2", "Mute"};
74 static const char *wm9713_rec_mux[] = {"Stereo", "Left", "Right", "Mute"};
75 static const char *wm9713_rec_src[] =
76 {"Mic 1", "Mic 2", "Line", "Mono In", "Headphone", "Speaker",
77 "Mono Out", "Zh"};
78 static const char *wm9713_rec_gain[] = {"+1.5dB Steps", "+0.75dB Steps"};
79 static const char *wm9713_alc_select[] = {"None", "Left", "Right", "Stereo"};
80 static const char *wm9713_mono_pga[] = {"Vmid", "Zh", "Mono", "Inv",
81 "Mono Vmid", "Inv Vmid"};
82 static const char *wm9713_spk_pga[] =
83 {"Vmid", "Zh", "Headphone", "Speaker", "Inv", "Headphone Vmid",
84 "Speaker Vmid", "Inv Vmid"};
85 static const char *wm9713_hp_pga[] = {"Vmid", "Zh", "Headphone",
86 "Headphone Vmid"};
87 static const char *wm9713_out3_pga[] = {"Vmid", "Zh", "Inv 1", "Inv 1 Vmid"};
88 static const char *wm9713_out4_pga[] = {"Vmid", "Zh", "Inv 2", "Inv 2 Vmid"};
89 static const char *wm9713_dac_inv[] =
90 {"Off", "Mono", "Speaker", "Left Headphone", "Right Headphone",
91 "Headphone Mono", "NC", "Vmid"};
92 static const char *wm9713_bass[] = {"Linear Control", "Adaptive Boost"};
93 static const char *wm9713_ng_type[] = {"Constant Gain", "Mute"};
94 static const char *wm9713_mic_select[] = {"Mic 1", "Mic 2 A", "Mic 2 B"};
95 static const char *wm9713_micb_select[] = {"MPB", "MPA"};
96
97 static const struct soc_enum wm9713_enum[] = {
98 SOC_ENUM_SINGLE(AC97_LINE, 3, 4, wm9713_mic_mixer), /* record mic mixer 0 */
99 SOC_ENUM_SINGLE(AC97_VIDEO, 14, 4, wm9713_rec_mux), /* record mux hp 1 */
100 SOC_ENUM_SINGLE(AC97_VIDEO, 9, 4, wm9713_rec_mux), /* record mux mono 2 */
101 SOC_ENUM_SINGLE(AC97_VIDEO, 3, 8, wm9713_rec_src), /* record mux left 3 */
102 SOC_ENUM_SINGLE(AC97_VIDEO, 0, 8, wm9713_rec_src), /* record mux right 4*/
103 SOC_ENUM_DOUBLE(AC97_CD, 14, 6, 2, wm9713_rec_gain), /* record step size 5 */
104 SOC_ENUM_SINGLE(AC97_PCI_SVID, 14, 4, wm9713_alc_select), /* alc source select 6*/
105 SOC_ENUM_SINGLE(AC97_REC_GAIN, 14, 4, wm9713_mono_pga), /* mono input select 7 */
106 SOC_ENUM_SINGLE(AC97_REC_GAIN, 11, 8, wm9713_spk_pga), /* speaker left input select 8 */
107 SOC_ENUM_SINGLE(AC97_REC_GAIN, 8, 8, wm9713_spk_pga), /* speaker right input select 9 */
108 SOC_ENUM_SINGLE(AC97_REC_GAIN, 6, 3, wm9713_hp_pga), /* headphone left input 10 */
109 SOC_ENUM_SINGLE(AC97_REC_GAIN, 4, 3, wm9713_hp_pga), /* headphone right input 11 */
110 SOC_ENUM_SINGLE(AC97_REC_GAIN, 2, 4, wm9713_out3_pga), /* out 3 source 12 */
111 SOC_ENUM_SINGLE(AC97_REC_GAIN, 0, 4, wm9713_out4_pga), /* out 4 source 13 */
112 SOC_ENUM_SINGLE(AC97_REC_GAIN_MIC, 13, 8, wm9713_dac_inv), /* dac invert 1 14 */
113 SOC_ENUM_SINGLE(AC97_REC_GAIN_MIC, 10, 8, wm9713_dac_inv), /* dac invert 2 15 */
114 SOC_ENUM_SINGLE(AC97_GENERAL_PURPOSE, 15, 2, wm9713_bass), /* bass control 16 */
115 SOC_ENUM_SINGLE(AC97_PCI_SVID, 5, 2, wm9713_ng_type), /* noise gate type 17 */
116 SOC_ENUM_SINGLE(AC97_3D_CONTROL, 12, 3, wm9713_mic_select), /* mic selection 18 */
117 SOC_ENUM_SINGLE(MICB_MUX, 0, 2, wm9713_micb_select), /* mic selection 19 */
118 };
119
120 static const struct snd_kcontrol_new wm9713_snd_ac97_controls[] = {
121 SOC_DOUBLE("Speaker Playback Volume", AC97_MASTER, 8, 0, 31, 1),
122 SOC_DOUBLE("Speaker Playback Switch", AC97_MASTER, 15, 7, 1, 1),
123 SOC_DOUBLE("Headphone Playback Volume", AC97_HEADPHONE, 8, 0, 31, 1),
124 SOC_DOUBLE("Headphone Playback Switch", AC97_HEADPHONE, 15, 7, 1, 1),
125 SOC_DOUBLE("Line In Volume", AC97_PC_BEEP, 8, 0, 31, 1),
126 SOC_DOUBLE("PCM Playback Volume", AC97_PHONE, 8, 0, 31, 1),
127 SOC_SINGLE("Mic 1 Volume", AC97_MIC, 8, 31, 1),
128 SOC_SINGLE("Mic 2 Volume", AC97_MIC, 0, 31, 1),
129
130 SOC_SINGLE("Mic Boost (+20dB) Switch", AC97_LINE, 5, 1, 0),
131 SOC_SINGLE("Mic Headphone Mixer Volume", AC97_LINE, 0, 7, 1),
132
133 SOC_SINGLE("Capture Switch", AC97_CD, 15, 1, 1),
134 SOC_ENUM("Capture Volume Steps", wm9713_enum[5]),
135 SOC_DOUBLE("Capture Volume", AC97_CD, 8, 0, 31, 0),
136 SOC_SINGLE("Capture ZC Switch", AC97_CD, 7, 1, 0),
137
138 SOC_SINGLE("Capture to Headphone Volume", AC97_VIDEO, 11, 7, 1),
139 SOC_SINGLE("Capture to Mono Boost (+20dB) Switch", AC97_VIDEO, 8, 1, 0),
140 SOC_SINGLE("Capture ADC Boost (+20dB) Switch", AC97_VIDEO, 6, 1, 0),
141
142 SOC_SINGLE("ALC Target Volume", AC97_CODEC_CLASS_REV, 12, 15, 0),
143 SOC_SINGLE("ALC Hold Time", AC97_CODEC_CLASS_REV, 8, 15, 0),
144 SOC_SINGLE("ALC Decay Time ", AC97_CODEC_CLASS_REV, 4, 15, 0),
145 SOC_SINGLE("ALC Attack Time", AC97_CODEC_CLASS_REV, 0, 15, 0),
146 SOC_ENUM("ALC Function", wm9713_enum[6]),
147 SOC_SINGLE("ALC Max Volume", AC97_PCI_SVID, 11, 7, 0),
148 SOC_SINGLE("ALC ZC Timeout", AC97_PCI_SVID, 9, 3, 0),
149 SOC_SINGLE("ALC ZC Switch", AC97_PCI_SVID, 8, 1, 0),
150 SOC_SINGLE("ALC NG Switch", AC97_PCI_SVID, 7, 1, 0),
151 SOC_ENUM("ALC NG Type", wm9713_enum[17]),
152 SOC_SINGLE("ALC NG Threshold", AC97_PCI_SVID, 0, 31, 0),
153
154 SOC_DOUBLE("Speaker Playback ZC Switch", AC97_MASTER, 14, 6, 1, 0),
155 SOC_DOUBLE("Headphone Playback ZC Switch", AC97_HEADPHONE, 14, 6, 1, 0),
156
157 SOC_SINGLE("Out4 Playback Switch", AC97_MASTER_MONO, 15, 1, 1),
158 SOC_SINGLE("Out4 Playback ZC Switch", AC97_MASTER_MONO, 14, 1, 0),
159 SOC_SINGLE("Out4 Playback Volume", AC97_MASTER_MONO, 8, 63, 1),
160
161 SOC_SINGLE("Out3 Playback Switch", AC97_MASTER_MONO, 7, 1, 1),
162 SOC_SINGLE("Out3 Playback ZC Switch", AC97_MASTER_MONO, 6, 1, 0),
163 SOC_SINGLE("Out3 Playback Volume", AC97_MASTER_MONO, 0, 63, 1),
164
165 SOC_SINGLE("Mono Capture Volume", AC97_MASTER_TONE, 8, 31, 1),
166 SOC_SINGLE("Mono Playback Switch", AC97_MASTER_TONE, 7, 1, 1),
167 SOC_SINGLE("Mono Playback ZC Switch", AC97_MASTER_TONE, 6, 1, 0),
168 SOC_SINGLE("Mono Playback Volume", AC97_MASTER_TONE, 0, 31, 1),
169
170 SOC_SINGLE("PC Beep Playback Headphone Volume", AC97_AUX, 12, 7, 1),
171 SOC_SINGLE("PC Beep Playback Speaker Volume", AC97_AUX, 8, 7, 1),
172 SOC_SINGLE("PC Beep Playback Mono Volume", AC97_AUX, 4, 7, 1),
173
174 SOC_SINGLE("Voice Playback Headphone Volume", AC97_PCM, 12, 7, 1),
175 SOC_SINGLE("Voice Playback Master Volume", AC97_PCM, 8, 7, 1),
176 SOC_SINGLE("Voice Playback Mono Volume", AC97_PCM, 4, 7, 1),
177
178 SOC_SINGLE("Aux Playback Headphone Volume", AC97_REC_SEL, 12, 7, 1),
179 SOC_SINGLE("Aux Playback Master Volume", AC97_REC_SEL, 8, 7, 1),
180 SOC_SINGLE("Aux Playback Mono Volume", AC97_REC_SEL, 4, 7, 1),
181
182 SOC_ENUM("Bass Control", wm9713_enum[16]),
183 SOC_SINGLE("Bass Cut-off Switch", AC97_GENERAL_PURPOSE, 12, 1, 1),
184 SOC_SINGLE("Tone Cut-off Switch", AC97_GENERAL_PURPOSE, 4, 1, 1),
185 SOC_SINGLE("Playback Attenuate (-6dB) Switch", AC97_GENERAL_PURPOSE, 6, 1, 0),
186 SOC_SINGLE("Bass Volume", AC97_GENERAL_PURPOSE, 8, 15, 1),
187 SOC_SINGLE("Tone Volume", AC97_GENERAL_PURPOSE, 0, 15, 1),
188
189 SOC_SINGLE("3D Upper Cut-off Switch", AC97_REC_GAIN_MIC, 5, 1, 0),
190 SOC_SINGLE("3D Lower Cut-off Switch", AC97_REC_GAIN_MIC, 4, 1, 0),
191 SOC_SINGLE("3D Depth", AC97_REC_GAIN_MIC, 0, 15, 1),
192 };
193
194 /* add non dapm controls */
195 static int wm9713_add_controls(struct snd_soc_codec *codec)
196 {
197 int err, i;
198
199 for (i = 0; i < ARRAY_SIZE(wm9713_snd_ac97_controls); i++) {
200 err = snd_ctl_add(codec->card,
201 snd_soc_cnew(&wm9713_snd_ac97_controls[i],
202 codec, NULL));
203 if (err < 0)
204 return err;
205 }
206 return 0;
207 }
208
209 /* We have to create a fake left and right HP mixers because
210 * the codec only has a single control that is shared by both channels.
211 * This makes it impossible to determine the audio path using the current
212 * register map, thus we add a new (virtual) register to help determine the
213 * audio route within the device.
214 */
215 static int mixer_event(struct snd_soc_dapm_widget *w,
216 struct snd_kcontrol *kcontrol, int event)
217 {
218 u16 l, r, beep, tone, phone, rec, pcm, aux;
219
220 l = ac97_read(w->codec, HPL_MIXER);
221 r = ac97_read(w->codec, HPR_MIXER);
222 beep = ac97_read(w->codec, AC97_PC_BEEP);
223 tone = ac97_read(w->codec, AC97_MASTER_TONE);
224 phone = ac97_read(w->codec, AC97_PHONE);
225 rec = ac97_read(w->codec, AC97_REC_SEL);
226 pcm = ac97_read(w->codec, AC97_PCM);
227 aux = ac97_read(w->codec, AC97_AUX);
228
229 if (event & SND_SOC_DAPM_PRE_REG)
230 return 0;
231 if ((l & 0x1) || (r & 0x1))
232 ac97_write(w->codec, AC97_PC_BEEP, beep & 0x7fff);
233 else
234 ac97_write(w->codec, AC97_PC_BEEP, beep | 0x8000);
235
236 if ((l & 0x2) || (r & 0x2))
237 ac97_write(w->codec, AC97_MASTER_TONE, tone & 0x7fff);
238 else
239 ac97_write(w->codec, AC97_MASTER_TONE, tone | 0x8000);
240
241 if ((l & 0x4) || (r & 0x4))
242 ac97_write(w->codec, AC97_PHONE, phone & 0x7fff);
243 else
244 ac97_write(w->codec, AC97_PHONE, phone | 0x8000);
245
246 if ((l & 0x8) || (r & 0x8))
247 ac97_write(w->codec, AC97_REC_SEL, rec & 0x7fff);
248 else
249 ac97_write(w->codec, AC97_REC_SEL, rec | 0x8000);
250
251 if ((l & 0x10) || (r & 0x10))
252 ac97_write(w->codec, AC97_PCM, pcm & 0x7fff);
253 else
254 ac97_write(w->codec, AC97_PCM, pcm | 0x8000);
255
256 if ((l & 0x20) || (r & 0x20))
257 ac97_write(w->codec, AC97_AUX, aux & 0x7fff);
258 else
259 ac97_write(w->codec, AC97_AUX, aux | 0x8000);
260
261 return 0;
262 }
263
264 /* Left Headphone Mixers */
265 static const struct snd_kcontrol_new wm9713_hpl_mixer_controls[] = {
266 SOC_DAPM_SINGLE("PC Beep Playback Switch", HPL_MIXER, 5, 1, 0),
267 SOC_DAPM_SINGLE("Voice Playback Switch", HPL_MIXER, 4, 1, 0),
268 SOC_DAPM_SINGLE("Aux Playback Switch", HPL_MIXER, 3, 1, 0),
269 SOC_DAPM_SINGLE("PCM Playback Switch", HPL_MIXER, 2, 1, 0),
270 SOC_DAPM_SINGLE("MonoIn Playback Switch", HPL_MIXER, 1, 1, 0),
271 SOC_DAPM_SINGLE("Bypass Playback Switch", HPL_MIXER, 0, 1, 0),
272 };
273
274 /* Right Headphone Mixers */
275 static const struct snd_kcontrol_new wm9713_hpr_mixer_controls[] = {
276 SOC_DAPM_SINGLE("PC Beep Playback Switch", HPR_MIXER, 5, 1, 0),
277 SOC_DAPM_SINGLE("Voice Playback Switch", HPR_MIXER, 4, 1, 0),
278 SOC_DAPM_SINGLE("Aux Playback Switch", HPR_MIXER, 3, 1, 0),
279 SOC_DAPM_SINGLE("PCM Playback Switch", HPR_MIXER, 2, 1, 0),
280 SOC_DAPM_SINGLE("MonoIn Playback Switch", HPR_MIXER, 1, 1, 0),
281 SOC_DAPM_SINGLE("Bypass Playback Switch", HPR_MIXER, 0, 1, 0),
282 };
283
284 /* headphone capture mux */
285 static const struct snd_kcontrol_new wm9713_hp_rec_mux_controls =
286 SOC_DAPM_ENUM("Route", wm9713_enum[1]);
287
288 /* headphone mic mux */
289 static const struct snd_kcontrol_new wm9713_hp_mic_mux_controls =
290 SOC_DAPM_ENUM("Route", wm9713_enum[0]);
291
292 /* Speaker Mixer */
293 static const struct snd_kcontrol_new wm9713_speaker_mixer_controls[] = {
294 SOC_DAPM_SINGLE("PC Beep Playback Switch", AC97_AUX, 11, 1, 1),
295 SOC_DAPM_SINGLE("Voice Playback Switch", AC97_PCM, 11, 1, 1),
296 SOC_DAPM_SINGLE("Aux Playback Switch", AC97_REC_SEL, 11, 1, 1),
297 SOC_DAPM_SINGLE("PCM Playback Switch", AC97_PHONE, 14, 1, 1),
298 SOC_DAPM_SINGLE("MonoIn Playback Switch", AC97_MASTER_TONE, 14, 1, 1),
299 SOC_DAPM_SINGLE("Bypass Playback Switch", AC97_PC_BEEP, 14, 1, 1),
300 };
301
302 /* Mono Mixer */
303 static const struct snd_kcontrol_new wm9713_mono_mixer_controls[] = {
304 SOC_DAPM_SINGLE("PC Beep Playback Switch", AC97_AUX, 7, 1, 1),
305 SOC_DAPM_SINGLE("Voice Playback Switch", AC97_PCM, 7, 1, 1),
306 SOC_DAPM_SINGLE("Aux Playback Switch", AC97_REC_SEL, 7, 1, 1),
307 SOC_DAPM_SINGLE("PCM Playback Switch", AC97_PHONE, 13, 1, 1),
308 SOC_DAPM_SINGLE("MonoIn Playback Switch", AC97_MASTER_TONE, 13, 1, 1),
309 SOC_DAPM_SINGLE("Bypass Playback Switch", AC97_PC_BEEP, 13, 1, 1),
310 SOC_DAPM_SINGLE("Mic 1 Sidetone Switch", AC97_LINE, 7, 1, 1),
311 SOC_DAPM_SINGLE("Mic 2 Sidetone Switch", AC97_LINE, 6, 1, 1),
312 };
313
314 /* mono mic mux */
315 static const struct snd_kcontrol_new wm9713_mono_mic_mux_controls =
316 SOC_DAPM_ENUM("Route", wm9713_enum[2]);
317
318 /* mono output mux */
319 static const struct snd_kcontrol_new wm9713_mono_mux_controls =
320 SOC_DAPM_ENUM("Route", wm9713_enum[7]);
321
322 /* speaker left output mux */
323 static const struct snd_kcontrol_new wm9713_hp_spkl_mux_controls =
324 SOC_DAPM_ENUM("Route", wm9713_enum[8]);
325
326 /* speaker right output mux */
327 static const struct snd_kcontrol_new wm9713_hp_spkr_mux_controls =
328 SOC_DAPM_ENUM("Route", wm9713_enum[9]);
329
330 /* headphone left output mux */
331 static const struct snd_kcontrol_new wm9713_hpl_out_mux_controls =
332 SOC_DAPM_ENUM("Route", wm9713_enum[10]);
333
334 /* headphone right output mux */
335 static const struct snd_kcontrol_new wm9713_hpr_out_mux_controls =
336 SOC_DAPM_ENUM("Route", wm9713_enum[11]);
337
338 /* Out3 mux */
339 static const struct snd_kcontrol_new wm9713_out3_mux_controls =
340 SOC_DAPM_ENUM("Route", wm9713_enum[12]);
341
342 /* Out4 mux */
343 static const struct snd_kcontrol_new wm9713_out4_mux_controls =
344 SOC_DAPM_ENUM("Route", wm9713_enum[13]);
345
346 /* DAC inv mux 1 */
347 static const struct snd_kcontrol_new wm9713_dac_inv1_mux_controls =
348 SOC_DAPM_ENUM("Route", wm9713_enum[14]);
349
350 /* DAC inv mux 2 */
351 static const struct snd_kcontrol_new wm9713_dac_inv2_mux_controls =
352 SOC_DAPM_ENUM("Route", wm9713_enum[15]);
353
354 /* Capture source left */
355 static const struct snd_kcontrol_new wm9713_rec_srcl_mux_controls =
356 SOC_DAPM_ENUM("Route", wm9713_enum[3]);
357
358 /* Capture source right */
359 static const struct snd_kcontrol_new wm9713_rec_srcr_mux_controls =
360 SOC_DAPM_ENUM("Route", wm9713_enum[4]);
361
362 /* mic source */
363 static const struct snd_kcontrol_new wm9713_mic_sel_mux_controls =
364 SOC_DAPM_ENUM("Route", wm9713_enum[18]);
365
366 /* mic source B virtual control */
367 static const struct snd_kcontrol_new wm9713_micb_sel_mux_controls =
368 SOC_DAPM_ENUM("Route", wm9713_enum[19]);
369
370 static const struct snd_soc_dapm_widget wm9713_dapm_widgets[] = {
371 SND_SOC_DAPM_MUX("Capture Headphone Mux", SND_SOC_NOPM, 0, 0,
372 &wm9713_hp_rec_mux_controls),
373 SND_SOC_DAPM_MUX("Sidetone Mux", SND_SOC_NOPM, 0, 0,
374 &wm9713_hp_mic_mux_controls),
375 SND_SOC_DAPM_MUX("Capture Mono Mux", SND_SOC_NOPM, 0, 0,
376 &wm9713_mono_mic_mux_controls),
377 SND_SOC_DAPM_MUX("Mono Out Mux", SND_SOC_NOPM, 0, 0,
378 &wm9713_mono_mux_controls),
379 SND_SOC_DAPM_MUX("Left Speaker Out Mux", SND_SOC_NOPM, 0, 0,
380 &wm9713_hp_spkl_mux_controls),
381 SND_SOC_DAPM_MUX("Right Speaker Out Mux", SND_SOC_NOPM, 0, 0,
382 &wm9713_hp_spkr_mux_controls),
383 SND_SOC_DAPM_MUX("Left Headphone Out Mux", SND_SOC_NOPM, 0, 0,
384 &wm9713_hpl_out_mux_controls),
385 SND_SOC_DAPM_MUX("Right Headphone Out Mux", SND_SOC_NOPM, 0, 0,
386 &wm9713_hpr_out_mux_controls),
387 SND_SOC_DAPM_MUX("Out 3 Mux", SND_SOC_NOPM, 0, 0,
388 &wm9713_out3_mux_controls),
389 SND_SOC_DAPM_MUX("Out 4 Mux", SND_SOC_NOPM, 0, 0,
390 &wm9713_out4_mux_controls),
391 SND_SOC_DAPM_MUX("DAC Inv Mux 1", SND_SOC_NOPM, 0, 0,
392 &wm9713_dac_inv1_mux_controls),
393 SND_SOC_DAPM_MUX("DAC Inv Mux 2", SND_SOC_NOPM, 0, 0,
394 &wm9713_dac_inv2_mux_controls),
395 SND_SOC_DAPM_MUX("Left Capture Source", SND_SOC_NOPM, 0, 0,
396 &wm9713_rec_srcl_mux_controls),
397 SND_SOC_DAPM_MUX("Right Capture Source", SND_SOC_NOPM, 0, 0,
398 &wm9713_rec_srcr_mux_controls),
399 SND_SOC_DAPM_MUX("Mic A Source", SND_SOC_NOPM, 0, 0,
400 &wm9713_mic_sel_mux_controls),
401 SND_SOC_DAPM_MUX("Mic B Source", SND_SOC_NOPM, 0, 0,
402 &wm9713_micb_sel_mux_controls),
403 SND_SOC_DAPM_MIXER_E("Left HP Mixer", AC97_EXTENDED_MID, 3, 1,
404 &wm9713_hpl_mixer_controls[0], ARRAY_SIZE(wm9713_hpl_mixer_controls),
405 mixer_event, SND_SOC_DAPM_POST_REG),
406 SND_SOC_DAPM_MIXER_E("Right HP Mixer", AC97_EXTENDED_MID, 2, 1,
407 &wm9713_hpr_mixer_controls[0], ARRAY_SIZE(wm9713_hpr_mixer_controls),
408 mixer_event, SND_SOC_DAPM_POST_REG),
409 SND_SOC_DAPM_MIXER("Mono Mixer", AC97_EXTENDED_MID, 0, 1,
410 &wm9713_mono_mixer_controls[0], ARRAY_SIZE(wm9713_mono_mixer_controls)),
411 SND_SOC_DAPM_MIXER("Speaker Mixer", AC97_EXTENDED_MID, 1, 1,
412 &wm9713_speaker_mixer_controls[0],
413 ARRAY_SIZE(wm9713_speaker_mixer_controls)),
414 SND_SOC_DAPM_DAC("Left DAC", "Left HiFi Playback", AC97_EXTENDED_MID, 7, 1),
415 SND_SOC_DAPM_DAC("Right DAC", "Right HiFi Playback", AC97_EXTENDED_MID, 6, 1),
416 SND_SOC_DAPM_MIXER("AC97 Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
417 SND_SOC_DAPM_MIXER("HP Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
418 SND_SOC_DAPM_MIXER("Line Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
419 SND_SOC_DAPM_MIXER("Capture Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
420 SND_SOC_DAPM_DAC("Voice DAC", "Voice Playback", AC97_EXTENDED_MID, 12, 1),
421 SND_SOC_DAPM_DAC("Aux DAC", "Aux Playback", AC97_EXTENDED_MID, 11, 1),
422 SND_SOC_DAPM_ADC("Left ADC", "Left HiFi Capture", AC97_EXTENDED_MID, 5, 1),
423 SND_SOC_DAPM_ADC("Right ADC", "Right HiFi Capture", AC97_EXTENDED_MID, 4, 1),
424 SND_SOC_DAPM_PGA("Left Headphone", AC97_EXTENDED_MSTATUS, 10, 1, NULL, 0),
425 SND_SOC_DAPM_PGA("Right Headphone", AC97_EXTENDED_MSTATUS, 9, 1, NULL, 0),
426 SND_SOC_DAPM_PGA("Left Speaker", AC97_EXTENDED_MSTATUS, 8, 1, NULL, 0),
427 SND_SOC_DAPM_PGA("Right Speaker", AC97_EXTENDED_MSTATUS, 7, 1, NULL, 0),
428 SND_SOC_DAPM_PGA("Out 3", AC97_EXTENDED_MSTATUS, 11, 1, NULL, 0),
429 SND_SOC_DAPM_PGA("Out 4", AC97_EXTENDED_MSTATUS, 12, 1, NULL, 0),
430 SND_SOC_DAPM_PGA("Mono Out", AC97_EXTENDED_MSTATUS, 13, 1, NULL, 0),
431 SND_SOC_DAPM_PGA("Left Line In", AC97_EXTENDED_MSTATUS, 6, 1, NULL, 0),
432 SND_SOC_DAPM_PGA("Right Line In", AC97_EXTENDED_MSTATUS, 5, 1, NULL, 0),
433 SND_SOC_DAPM_PGA("Mono In", AC97_EXTENDED_MSTATUS, 4, 1, NULL, 0),
434 SND_SOC_DAPM_PGA("Mic A PGA", AC97_EXTENDED_MSTATUS, 3, 1, NULL, 0),
435 SND_SOC_DAPM_PGA("Mic B PGA", AC97_EXTENDED_MSTATUS, 2, 1, NULL, 0),
436 SND_SOC_DAPM_PGA("Mic A Pre Amp", AC97_EXTENDED_MSTATUS, 1, 1, NULL, 0),
437 SND_SOC_DAPM_PGA("Mic B Pre Amp", AC97_EXTENDED_MSTATUS, 0, 1, NULL, 0),
438 SND_SOC_DAPM_MICBIAS("Mic Bias", AC97_EXTENDED_MSTATUS, 14, 1),
439 SND_SOC_DAPM_OUTPUT("MONO"),
440 SND_SOC_DAPM_OUTPUT("HPL"),
441 SND_SOC_DAPM_OUTPUT("HPR"),
442 SND_SOC_DAPM_OUTPUT("SPKL"),
443 SND_SOC_DAPM_OUTPUT("SPKR"),
444 SND_SOC_DAPM_OUTPUT("OUT3"),
445 SND_SOC_DAPM_OUTPUT("OUT4"),
446 SND_SOC_DAPM_INPUT("LINEL"),
447 SND_SOC_DAPM_INPUT("LINER"),
448 SND_SOC_DAPM_INPUT("MONOIN"),
449 SND_SOC_DAPM_INPUT("PCBEEP"),
450 SND_SOC_DAPM_INPUT("MIC1"),
451 SND_SOC_DAPM_INPUT("MIC2A"),
452 SND_SOC_DAPM_INPUT("MIC2B"),
453 SND_SOC_DAPM_VMID("VMID"),
454 };
455
456 static const struct snd_soc_dapm_route audio_map[] = {
457 /* left HP mixer */
458 {"Left HP Mixer", "PC Beep Playback Switch", "PCBEEP"},
459 {"Left HP Mixer", "Voice Playback Switch", "Voice DAC"},
460 {"Left HP Mixer", "Aux Playback Switch", "Aux DAC"},
461 {"Left HP Mixer", "Bypass Playback Switch", "Left Line In"},
462 {"Left HP Mixer", "PCM Playback Switch", "Left DAC"},
463 {"Left HP Mixer", "MonoIn Playback Switch", "Mono In"},
464 {"Left HP Mixer", NULL, "Capture Headphone Mux"},
465
466 /* right HP mixer */
467 {"Right HP Mixer", "PC Beep Playback Switch", "PCBEEP"},
468 {"Right HP Mixer", "Voice Playback Switch", "Voice DAC"},
469 {"Right HP Mixer", "Aux Playback Switch", "Aux DAC"},
470 {"Right HP Mixer", "Bypass Playback Switch", "Right Line In"},
471 {"Right HP Mixer", "PCM Playback Switch", "Right DAC"},
472 {"Right HP Mixer", "MonoIn Playback Switch", "Mono In"},
473 {"Right HP Mixer", NULL, "Capture Headphone Mux"},
474
475 /* virtual mixer - mixes left & right channels for spk and mono */
476 {"AC97 Mixer", NULL, "Left DAC"},
477 {"AC97 Mixer", NULL, "Right DAC"},
478 {"Line Mixer", NULL, "Right Line In"},
479 {"Line Mixer", NULL, "Left Line In"},
480 {"HP Mixer", NULL, "Left HP Mixer"},
481 {"HP Mixer", NULL, "Right HP Mixer"},
482 {"Capture Mixer", NULL, "Left Capture Source"},
483 {"Capture Mixer", NULL, "Right Capture Source"},
484
485 /* speaker mixer */
486 {"Speaker Mixer", "PC Beep Playback Switch", "PCBEEP"},
487 {"Speaker Mixer", "Voice Playback Switch", "Voice DAC"},
488 {"Speaker Mixer", "Aux Playback Switch", "Aux DAC"},
489 {"Speaker Mixer", "Bypass Playback Switch", "Line Mixer"},
490 {"Speaker Mixer", "PCM Playback Switch", "AC97 Mixer"},
491 {"Speaker Mixer", "MonoIn Playback Switch", "Mono In"},
492
493 /* mono mixer */
494 {"Mono Mixer", "PC Beep Playback Switch", "PCBEEP"},
495 {"Mono Mixer", "Voice Playback Switch", "Voice DAC"},
496 {"Mono Mixer", "Aux Playback Switch", "Aux DAC"},
497 {"Mono Mixer", "Bypass Playback Switch", "Line Mixer"},
498 {"Mono Mixer", "PCM Playback Switch", "AC97 Mixer"},
499 {"Mono Mixer", "Mic 1 Sidetone Switch", "Mic A PGA"},
500 {"Mono Mixer", "Mic 2 Sidetone Switch", "Mic B PGA"},
501 {"Mono Mixer", NULL, "Capture Mono Mux"},
502
503 /* DAC inv mux 1 */
504 {"DAC Inv Mux 1", "Mono", "Mono Mixer"},
505 {"DAC Inv Mux 1", "Speaker", "Speaker Mixer"},
506 {"DAC Inv Mux 1", "Left Headphone", "Left HP Mixer"},
507 {"DAC Inv Mux 1", "Right Headphone", "Right HP Mixer"},
508 {"DAC Inv Mux 1", "Headphone Mono", "HP Mixer"},
509
510 /* DAC inv mux 2 */
511 {"DAC Inv Mux 2", "Mono", "Mono Mixer"},
512 {"DAC Inv Mux 2", "Speaker", "Speaker Mixer"},
513 {"DAC Inv Mux 2", "Left Headphone", "Left HP Mixer"},
514 {"DAC Inv Mux 2", "Right Headphone", "Right HP Mixer"},
515 {"DAC Inv Mux 2", "Headphone Mono", "HP Mixer"},
516
517 /* headphone left mux */
518 {"Left Headphone Out Mux", "Headphone", "Left HP Mixer"},
519
520 /* headphone right mux */
521 {"Right Headphone Out Mux", "Headphone", "Right HP Mixer"},
522
523 /* speaker left mux */
524 {"Left Speaker Out Mux", "Headphone", "Left HP Mixer"},
525 {"Left Speaker Out Mux", "Speaker", "Speaker Mixer"},
526 {"Left Speaker Out Mux", "Inv", "DAC Inv Mux 1"},
527
528 /* speaker right mux */
529 {"Right Speaker Out Mux", "Headphone", "Right HP Mixer"},
530 {"Right Speaker Out Mux", "Speaker", "Speaker Mixer"},
531 {"Right Speaker Out Mux", "Inv", "DAC Inv Mux 2"},
532
533 /* mono mux */
534 {"Mono Out Mux", "Mono", "Mono Mixer"},
535 {"Mono Out Mux", "Inv", "DAC Inv Mux 1"},
536
537 /* out 3 mux */
538 {"Out 3 Mux", "Inv 1", "DAC Inv Mux 1"},
539
540 /* out 4 mux */
541 {"Out 4 Mux", "Inv 2", "DAC Inv Mux 2"},
542
543 /* output pga */
544 {"HPL", NULL, "Left Headphone"},
545 {"Left Headphone", NULL, "Left Headphone Out Mux"},
546 {"HPR", NULL, "Right Headphone"},
547 {"Right Headphone", NULL, "Right Headphone Out Mux"},
548 {"OUT3", NULL, "Out 3"},
549 {"Out 3", NULL, "Out 3 Mux"},
550 {"OUT4", NULL, "Out 4"},
551 {"Out 4", NULL, "Out 4 Mux"},
552 {"SPKL", NULL, "Left Speaker"},
553 {"Left Speaker", NULL, "Left Speaker Out Mux"},
554 {"SPKR", NULL, "Right Speaker"},
555 {"Right Speaker", NULL, "Right Speaker Out Mux"},
556 {"MONO", NULL, "Mono Out"},
557 {"Mono Out", NULL, "Mono Out Mux"},
558
559 /* input pga */
560 {"Left Line In", NULL, "LINEL"},
561 {"Right Line In", NULL, "LINER"},
562 {"Mono In", NULL, "MONOIN"},
563 {"Mic A PGA", NULL, "Mic A Pre Amp"},
564 {"Mic B PGA", NULL, "Mic B Pre Amp"},
565
566 /* left capture select */
567 {"Left Capture Source", "Mic 1", "Mic A Pre Amp"},
568 {"Left Capture Source", "Mic 2", "Mic B Pre Amp"},
569 {"Left Capture Source", "Line", "LINEL"},
570 {"Left Capture Source", "Mono In", "MONOIN"},
571 {"Left Capture Source", "Headphone", "Left HP Mixer"},
572 {"Left Capture Source", "Speaker", "Speaker Mixer"},
573 {"Left Capture Source", "Mono Out", "Mono Mixer"},
574
575 /* right capture select */
576 {"Right Capture Source", "Mic 1", "Mic A Pre Amp"},
577 {"Right Capture Source", "Mic 2", "Mic B Pre Amp"},
578 {"Right Capture Source", "Line", "LINER"},
579 {"Right Capture Source", "Mono In", "MONOIN"},
580 {"Right Capture Source", "Headphone", "Right HP Mixer"},
581 {"Right Capture Source", "Speaker", "Speaker Mixer"},
582 {"Right Capture Source", "Mono Out", "Mono Mixer"},
583
584 /* left ADC */
585 {"Left ADC", NULL, "Left Capture Source"},
586
587 /* right ADC */
588 {"Right ADC", NULL, "Right Capture Source"},
589
590 /* mic */
591 {"Mic A Pre Amp", NULL, "Mic A Source"},
592 {"Mic A Source", "Mic 1", "MIC1"},
593 {"Mic A Source", "Mic 2 A", "MIC2A"},
594 {"Mic A Source", "Mic 2 B", "Mic B Source"},
595 {"Mic B Pre Amp", "MPB", "Mic B Source"},
596 {"Mic B Source", NULL, "MIC2B"},
597
598 /* headphone capture */
599 {"Capture Headphone Mux", "Stereo", "Capture Mixer"},
600 {"Capture Headphone Mux", "Left", "Left Capture Source"},
601 {"Capture Headphone Mux", "Right", "Right Capture Source"},
602
603 /* mono capture */
604 {"Capture Mono Mux", "Stereo", "Capture Mixer"},
605 {"Capture Mono Mux", "Left", "Left Capture Source"},
606 {"Capture Mono Mux", "Right", "Right Capture Source"},
607 };
608
609 static int wm9713_add_widgets(struct snd_soc_codec *codec)
610 {
611 snd_soc_dapm_new_controls(codec, wm9713_dapm_widgets,
612 ARRAY_SIZE(wm9713_dapm_widgets));
613
614 snd_soc_dapm_add_routes(codec, audio_map, ARRAY_SIZE(audio_map));
615
616 snd_soc_dapm_new_widgets(codec);
617 return 0;
618 }
619
620 static unsigned int ac97_read(struct snd_soc_codec *codec,
621 unsigned int reg)
622 {
623 u16 *cache = codec->reg_cache;
624
625 if (reg == AC97_RESET || reg == AC97_GPIO_STATUS ||
626 reg == AC97_VENDOR_ID1 || reg == AC97_VENDOR_ID2 ||
627 reg == AC97_CD)
628 return soc_ac97_ops.read(codec->ac97, reg);
629 else {
630 reg = reg >> 1;
631
632 if (reg > (ARRAY_SIZE(wm9713_reg)))
633 return -EIO;
634
635 return cache[reg];
636 }
637 }
638
639 static int ac97_write(struct snd_soc_codec *codec, unsigned int reg,
640 unsigned int val)
641 {
642 u16 *cache = codec->reg_cache;
643 if (reg < 0x7c)
644 soc_ac97_ops.write(codec->ac97, reg, val);
645 reg = reg >> 1;
646 if (reg <= (ARRAY_SIZE(wm9713_reg)))
647 cache[reg] = val;
648
649 return 0;
650 }
651
652 /* PLL divisors */
653 struct _pll_div {
654 u32 divsel:1;
655 u32 divctl:1;
656 u32 lf:1;
657 u32 n:4;
658 u32 k:24;
659 };
660
661 /* The size in bits of the PLL divide multiplied by 10
662 * to allow rounding later */
663 #define FIXED_PLL_SIZE ((1 << 22) * 10)
664
665 static void pll_factors(struct _pll_div *pll_div, unsigned int source)
666 {
667 u64 Kpart;
668 unsigned int K, Ndiv, Nmod, target;
669
670 /* The the PLL output is always 98.304MHz. */
671 target = 98304000;
672
673 /* If the input frequency is over 14.4MHz then scale it down. */
674 if (source > 14400000) {
675 source >>= 1;
676 pll_div->divsel = 1;
677
678 if (source > 14400000) {
679 source >>= 1;
680 pll_div->divctl = 1;
681 } else
682 pll_div->divctl = 0;
683
684 } else {
685 pll_div->divsel = 0;
686 pll_div->divctl = 0;
687 }
688
689 /* Low frequency sources require an additional divide in the
690 * loop.
691 */
692 if (source < 8192000) {
693 pll_div->lf = 1;
694 target >>= 2;
695 } else
696 pll_div->lf = 0;
697
698 Ndiv = target / source;
699 if ((Ndiv < 5) || (Ndiv > 12))
700 printk(KERN_WARNING
701 "WM9713 PLL N value %d out of recommended range!\n",
702 Ndiv);
703
704 pll_div->n = Ndiv;
705 Nmod = target % source;
706 Kpart = FIXED_PLL_SIZE * (long long)Nmod;
707
708 do_div(Kpart, source);
709
710 K = Kpart & 0xFFFFFFFF;
711
712 /* Check if we need to round */
713 if ((K % 10) >= 5)
714 K += 5;
715
716 /* Move down to proper range now rounding is done */
717 K /= 10;
718
719 pll_div->k = K;
720 }
721
722 /**
723 * Please note that changing the PLL input frequency may require
724 * resynchronisation with the AC97 controller.
725 */
726 static int wm9713_set_pll(struct snd_soc_codec *codec,
727 int pll_id, unsigned int freq_in, unsigned int freq_out)
728 {
729 struct wm9713_priv *wm9713 = codec->private_data;
730 u16 reg, reg2;
731 struct _pll_div pll_div;
732
733 /* turn PLL off ? */
734 if (freq_in == 0 || freq_out == 0) {
735 /* disable PLL power and select ext source */
736 reg = ac97_read(codec, AC97_HANDSET_RATE);
737 ac97_write(codec, AC97_HANDSET_RATE, reg | 0x0080);
738 reg = ac97_read(codec, AC97_EXTENDED_MID);
739 ac97_write(codec, AC97_EXTENDED_MID, reg | 0x0200);
740 wm9713->pll_out = 0;
741 return 0;
742 }
743
744 pll_factors(&pll_div, freq_in);
745
746 if (pll_div.k == 0) {
747 reg = (pll_div.n << 12) | (pll_div.lf << 11) |
748 (pll_div.divsel << 9) | (pll_div.divctl << 8);
749 ac97_write(codec, AC97_LINE1_LEVEL, reg);
750 } else {
751 /* write the fractional k to the reg 0x46 pages */
752 reg2 = (pll_div.n << 12) | (pll_div.lf << 11) | (1 << 10) |
753 (pll_div.divsel << 9) | (pll_div.divctl << 8);
754
755 /* K [21:20] */
756 reg = reg2 | (0x5 << 4) | (pll_div.k >> 20);
757 ac97_write(codec, AC97_LINE1_LEVEL, reg);
758
759 /* K [19:16] */
760 reg = reg2 | (0x4 << 4) | ((pll_div.k >> 16) & 0xf);
761 ac97_write(codec, AC97_LINE1_LEVEL, reg);
762
763 /* K [15:12] */
764 reg = reg2 | (0x3 << 4) | ((pll_div.k >> 12) & 0xf);
765 ac97_write(codec, AC97_LINE1_LEVEL, reg);
766
767 /* K [11:8] */
768 reg = reg2 | (0x2 << 4) | ((pll_div.k >> 8) & 0xf);
769 ac97_write(codec, AC97_LINE1_LEVEL, reg);
770
771 /* K [7:4] */
772 reg = reg2 | (0x1 << 4) | ((pll_div.k >> 4) & 0xf);
773 ac97_write(codec, AC97_LINE1_LEVEL, reg);
774
775 reg = reg2 | (0x0 << 4) | (pll_div.k & 0xf); /* K [3:0] */
776 ac97_write(codec, AC97_LINE1_LEVEL, reg);
777 }
778
779 /* turn PLL on and select as source */
780 reg = ac97_read(codec, AC97_EXTENDED_MID);
781 ac97_write(codec, AC97_EXTENDED_MID, reg & 0xfdff);
782 reg = ac97_read(codec, AC97_HANDSET_RATE);
783 ac97_write(codec, AC97_HANDSET_RATE, reg & 0xff7f);
784 wm9713->pll_out = freq_out;
785 wm9713->pll_in = freq_in;
786
787 /* wait 10ms AC97 link frames for the link to stabilise */
788 schedule_timeout_interruptible(msecs_to_jiffies(10));
789 return 0;
790 }
791
792 static int wm9713_set_dai_pll(struct snd_soc_codec_dai *codec_dai,
793 int pll_id, unsigned int freq_in, unsigned int freq_out)
794 {
795 struct snd_soc_codec *codec = codec_dai->codec;
796 return wm9713_set_pll(codec, pll_id, freq_in, freq_out);
797 }
798
799 /*
800 * Tristate the PCM DAI lines, tristate can be disabled by calling
801 * wm9713_set_dai_fmt()
802 */
803 static int wm9713_set_dai_tristate(struct snd_soc_codec_dai *codec_dai,
804 int tristate)
805 {
806 struct snd_soc_codec *codec = codec_dai->codec;
807 u16 reg = ac97_read(codec, AC97_CENTER_LFE_MASTER) & 0x9fff;
808
809 if (tristate)
810 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg);
811
812 return 0;
813 }
814
815 /*
816 * Configure WM9713 clock dividers.
817 * Voice DAC needs 256 FS
818 */
819 static int wm9713_set_dai_clkdiv(struct snd_soc_codec_dai *codec_dai,
820 int div_id, int div)
821 {
822 struct snd_soc_codec *codec = codec_dai->codec;
823 u16 reg;
824
825 switch (div_id) {
826 case WM9713_PCMCLK_DIV:
827 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0xf0ff;
828 ac97_write(codec, AC97_HANDSET_RATE, reg | div);
829 break;
830 case WM9713_CLKA_MULT:
831 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0xfffd;
832 ac97_write(codec, AC97_HANDSET_RATE, reg | div);
833 break;
834 case WM9713_CLKB_MULT:
835 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0xfffb;
836 ac97_write(codec, AC97_HANDSET_RATE, reg | div);
837 break;
838 case WM9713_HIFI_DIV:
839 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0x8fff;
840 ac97_write(codec, AC97_HANDSET_RATE, reg | div);
841 break;
842 case WM9713_PCMBCLK_DIV:
843 reg = ac97_read(codec, AC97_CENTER_LFE_MASTER) & 0xf1ff;
844 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg | div);
845 break;
846 case WM9713_PCMCLK_PLL_DIV:
847 reg = ac97_read(codec, AC97_LINE1_LEVEL) & 0xff80;
848 ac97_write(codec, AC97_LINE1_LEVEL, reg | 0x60 | div);
849 break;
850 case WM9713_HIFI_PLL_DIV:
851 reg = ac97_read(codec, AC97_LINE1_LEVEL) & 0xff80;
852 ac97_write(codec, AC97_LINE1_LEVEL, reg | 0x70 | div);
853 break;
854 default:
855 return -EINVAL;
856 }
857
858 return 0;
859 }
860
861 static int wm9713_set_dai_fmt(struct snd_soc_codec_dai *codec_dai,
862 unsigned int fmt)
863 {
864 struct snd_soc_codec *codec = codec_dai->codec;
865 u16 gpio = ac97_read(codec, AC97_GPIO_CFG) & 0xffc5;
866 u16 reg = 0x8000;
867
868 /* clock masters */
869 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
870 case SND_SOC_DAIFMT_CBM_CFM:
871 reg |= 0x4000;
872 gpio |= 0x0010;
873 break;
874 case SND_SOC_DAIFMT_CBM_CFS:
875 reg |= 0x6000;
876 gpio |= 0x0018;
877 break;
878 case SND_SOC_DAIFMT_CBS_CFS:
879 reg |= 0x2000;
880 gpio |= 0x001a;
881 break;
882 case SND_SOC_DAIFMT_CBS_CFM:
883 gpio |= 0x0012;
884 break;
885 }
886
887 /* clock inversion */
888 switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
889 case SND_SOC_DAIFMT_IB_IF:
890 reg |= 0x00c0;
891 break;
892 case SND_SOC_DAIFMT_IB_NF:
893 reg |= 0x0080;
894 break;
895 case SND_SOC_DAIFMT_NB_IF:
896 reg |= 0x0040;
897 break;
898 }
899
900 /* DAI format */
901 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
902 case SND_SOC_DAIFMT_I2S:
903 reg |= 0x0002;
904 break;
905 case SND_SOC_DAIFMT_RIGHT_J:
906 break;
907 case SND_SOC_DAIFMT_LEFT_J:
908 reg |= 0x0001;
909 break;
910 case SND_SOC_DAIFMT_DSP_A:
911 reg |= 0x0003;
912 break;
913 case SND_SOC_DAIFMT_DSP_B:
914 reg |= 0x0043;
915 break;
916 }
917
918 ac97_write(codec, AC97_GPIO_CFG, gpio);
919 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg);
920 return 0;
921 }
922
923 static int wm9713_pcm_hw_params(struct snd_pcm_substream *substream,
924 struct snd_pcm_hw_params *params)
925 {
926 struct snd_soc_pcm_runtime *rtd = substream->private_data;
927 struct snd_soc_device *socdev = rtd->socdev;
928 struct snd_soc_codec *codec = socdev->codec;
929 u16 reg = ac97_read(codec, AC97_CENTER_LFE_MASTER) & 0xfff3;
930
931 switch (params_format(params)) {
932 case SNDRV_PCM_FORMAT_S16_LE:
933 break;
934 case SNDRV_PCM_FORMAT_S20_3LE:
935 reg |= 0x0004;
936 break;
937 case SNDRV_PCM_FORMAT_S24_LE:
938 reg |= 0x0008;
939 break;
940 case SNDRV_PCM_FORMAT_S32_LE:
941 reg |= 0x000c;
942 break;
943 }
944
945 /* enable PCM interface in master mode */
946 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg);
947 return 0;
948 }
949
950 static void wm9713_voiceshutdown(struct snd_pcm_substream *substream)
951 {
952 struct snd_soc_pcm_runtime *rtd = substream->private_data;
953 struct snd_soc_device *socdev = rtd->socdev;
954 struct snd_soc_codec *codec = socdev->codec;
955 u16 status;
956
957 /* Gracefully shut down the voice interface. */
958 status = ac97_read(codec, AC97_EXTENDED_STATUS) | 0x1000;
959 ac97_write(codec, AC97_HANDSET_RATE, 0x0280);
960 schedule_timeout_interruptible(msecs_to_jiffies(1));
961 ac97_write(codec, AC97_HANDSET_RATE, 0x0F80);
962 ac97_write(codec, AC97_EXTENDED_MID, status);
963 }
964
965 static int ac97_hifi_prepare(struct snd_pcm_substream *substream)
966 {
967 struct snd_pcm_runtime *runtime = substream->runtime;
968 struct snd_soc_pcm_runtime *rtd = substream->private_data;
969 struct snd_soc_device *socdev = rtd->socdev;
970 struct snd_soc_codec *codec = socdev->codec;
971 int reg;
972 u16 vra;
973
974 vra = ac97_read(codec, AC97_EXTENDED_STATUS);
975 ac97_write(codec, AC97_EXTENDED_STATUS, vra | 0x1);
976
977 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
978 reg = AC97_PCM_FRONT_DAC_RATE;
979 else
980 reg = AC97_PCM_LR_ADC_RATE;
981
982 return ac97_write(codec, reg, runtime->rate);
983 }
984
985 static int ac97_aux_prepare(struct snd_pcm_substream *substream)
986 {
987 struct snd_pcm_runtime *runtime = substream->runtime;
988 struct snd_soc_pcm_runtime *rtd = substream->private_data;
989 struct snd_soc_device *socdev = rtd->socdev;
990 struct snd_soc_codec *codec = socdev->codec;
991 u16 vra, xsle;
992
993 vra = ac97_read(codec, AC97_EXTENDED_STATUS);
994 ac97_write(codec, AC97_EXTENDED_STATUS, vra | 0x1);
995 xsle = ac97_read(codec, AC97_PCI_SID);
996 ac97_write(codec, AC97_PCI_SID, xsle | 0x8000);
997
998 if (substream->stream != SNDRV_PCM_STREAM_PLAYBACK)
999 return -ENODEV;
1000
1001 return ac97_write(codec, AC97_PCM_SURR_DAC_RATE, runtime->rate);
1002 }
1003
1004 #define WM9713_RATES (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_11025 |\
1005 SNDRV_PCM_RATE_22050 | SNDRV_PCM_RATE_44100 |\
1006 SNDRV_PCM_RATE_48000)
1007
1008 #define WM9713_PCM_FORMATS \
1009 (SNDRV_PCM_FORMAT_S16_LE | SNDRV_PCM_FORMAT_S20_3LE | \
1010 SNDRV_PCM_FORMAT_S24_LE)
1011
1012 struct snd_soc_codec_dai wm9713_dai[] = {
1013 {
1014 .name = "AC97 HiFi",
1015 .type = SND_SOC_DAI_AC97_BUS,
1016 .playback = {
1017 .stream_name = "HiFi Playback",
1018 .channels_min = 1,
1019 .channels_max = 2,
1020 .rates = WM9713_RATES,
1021 .formats = SNDRV_PCM_FMTBIT_S16_LE,},
1022 .capture = {
1023 .stream_name = "HiFi Capture",
1024 .channels_min = 1,
1025 .channels_max = 2,
1026 .rates = WM9713_RATES,
1027 .formats = SNDRV_PCM_FMTBIT_S16_LE,},
1028 .ops = {
1029 .prepare = ac97_hifi_prepare,},
1030 .dai_ops = {
1031 .set_clkdiv = wm9713_set_dai_clkdiv,
1032 .set_pll = wm9713_set_dai_pll,},
1033 },
1034 {
1035 .name = "AC97 Aux",
1036 .playback = {
1037 .stream_name = "Aux Playback",
1038 .channels_min = 1,
1039 .channels_max = 1,
1040 .rates = WM9713_RATES,
1041 .formats = SNDRV_PCM_FMTBIT_S16_LE,},
1042 .ops = {
1043 .prepare = ac97_aux_prepare,},
1044 .dai_ops = {
1045 .set_clkdiv = wm9713_set_dai_clkdiv,
1046 .set_pll = wm9713_set_dai_pll,},
1047 },
1048 {
1049 .name = "WM9713 Voice",
1050 .playback = {
1051 .stream_name = "Voice Playback",
1052 .channels_min = 1,
1053 .channels_max = 1,
1054 .rates = WM9713_RATES,
1055 .formats = WM9713_PCM_FORMATS,},
1056 .capture = {
1057 .stream_name = "Voice Capture",
1058 .channels_min = 1,
1059 .channels_max = 2,
1060 .rates = WM9713_RATES,
1061 .formats = WM9713_PCM_FORMATS,},
1062 .ops = {
1063 .hw_params = wm9713_pcm_hw_params,
1064 .shutdown = wm9713_voiceshutdown,},
1065 .dai_ops = {
1066 .set_clkdiv = wm9713_set_dai_clkdiv,
1067 .set_pll = wm9713_set_dai_pll,
1068 .set_fmt = wm9713_set_dai_fmt,
1069 .set_tristate = wm9713_set_dai_tristate,
1070 },
1071 },
1072 };
1073 EXPORT_SYMBOL_GPL(wm9713_dai);
1074
1075 int wm9713_reset(struct snd_soc_codec *codec, int try_warm)
1076 {
1077 if (try_warm && soc_ac97_ops.warm_reset) {
1078 soc_ac97_ops.warm_reset(codec->ac97);
1079 if (ac97_read(codec, 0) == wm9713_reg[0])
1080 return 1;
1081 }
1082
1083 soc_ac97_ops.reset(codec->ac97);
1084 if (ac97_read(codec, 0) != wm9713_reg[0])
1085 return -EIO;
1086 return 0;
1087 }
1088 EXPORT_SYMBOL_GPL(wm9713_reset);
1089
1090 static int wm9713_set_bias_level(struct snd_soc_codec *codec,
1091 enum snd_soc_bias_level level)
1092 {
1093 u16 reg;
1094
1095 switch (level) {
1096 case SND_SOC_BIAS_ON:
1097 /* enable thermal shutdown */
1098 reg = ac97_read(codec, AC97_EXTENDED_MID) & 0x1bff;
1099 ac97_write(codec, AC97_EXTENDED_MID, reg);
1100 break;
1101 case SND_SOC_BIAS_PREPARE:
1102 break;
1103 case SND_SOC_BIAS_STANDBY:
1104 /* enable master bias and vmid */
1105 reg = ac97_read(codec, AC97_EXTENDED_MID) & 0x3bff;
1106 ac97_write(codec, AC97_EXTENDED_MID, reg);
1107 ac97_write(codec, AC97_POWERDOWN, 0x0000);
1108 break;
1109 case SND_SOC_BIAS_OFF:
1110 /* disable everything including AC link */
1111 ac97_write(codec, AC97_EXTENDED_MID, 0xffff);
1112 ac97_write(codec, AC97_EXTENDED_MSTATUS, 0xffff);
1113 ac97_write(codec, AC97_POWERDOWN, 0xffff);
1114 break;
1115 }
1116 codec->bias_level = level;
1117 return 0;
1118 }
1119
1120 static int wm9713_soc_suspend(struct platform_device *pdev,
1121 pm_message_t state)
1122 {
1123 struct snd_soc_device *socdev = platform_get_drvdata(pdev);
1124 struct snd_soc_codec *codec = socdev->codec;
1125 u16 reg;
1126
1127 /* Disable everything except touchpanel - that will be handled
1128 * by the touch driver and left disabled if touch is not in
1129 * use. */
1130 reg = ac97_read(codec, AC97_EXTENDED_MID);
1131 ac97_write(codec, AC97_EXTENDED_MID, reg | 0x7fff);
1132 ac97_write(codec, AC97_EXTENDED_MSTATUS, 0xffff);
1133 ac97_write(codec, AC97_POWERDOWN, 0x6f00);
1134 ac97_write(codec, AC97_POWERDOWN, 0xffff);
1135
1136 return 0;
1137 }
1138
1139 static int wm9713_soc_resume(struct platform_device *pdev)
1140 {
1141 struct snd_soc_device *socdev = platform_get_drvdata(pdev);
1142 struct snd_soc_codec *codec = socdev->codec;
1143 struct wm9713_priv *wm9713 = codec->private_data;
1144 int i, ret;
1145 u16 *cache = codec->reg_cache;
1146
1147 ret = wm9713_reset(codec, 1);
1148 if (ret < 0) {
1149 printk(KERN_ERR "could not reset AC97 codec\n");
1150 return ret;
1151 }
1152
1153 wm9713_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
1154
1155 /* do we need to re-start the PLL ? */
1156 if (wm9713->pll_out)
1157 wm9713_set_pll(codec, 0, wm9713->pll_in, wm9713->pll_out);
1158
1159 /* only synchronise the codec if warm reset failed */
1160 if (ret == 0) {
1161 for (i = 2; i < ARRAY_SIZE(wm9713_reg) << 1; i += 2) {
1162 if (i == AC97_POWERDOWN || i == AC97_EXTENDED_MID ||
1163 i == AC97_EXTENDED_MSTATUS || i > 0x66)
1164 continue;
1165 soc_ac97_ops.write(codec->ac97, i, cache[i>>1]);
1166 }
1167 }
1168
1169 if (codec->suspend_bias_level == SND_SOC_BIAS_ON)
1170 wm9713_set_bias_level(codec, SND_SOC_BIAS_ON);
1171
1172 return ret;
1173 }
1174
1175 static int wm9713_soc_probe(struct platform_device *pdev)
1176 {
1177 struct snd_soc_device *socdev = platform_get_drvdata(pdev);
1178 struct snd_soc_codec *codec;
1179 int ret = 0, reg;
1180
1181 printk(KERN_INFO "WM9713/WM9714 SoC Audio Codec %s\n", WM9713_VERSION);
1182
1183 socdev->codec = kzalloc(sizeof(struct snd_soc_codec), GFP_KERNEL);
1184 if (socdev->codec == NULL)
1185 return -ENOMEM;
1186 codec = socdev->codec;
1187 mutex_init(&codec->mutex);
1188
1189 codec->reg_cache = kmemdup(wm9713_reg, sizeof(wm9713_reg), GFP_KERNEL);
1190 if (codec->reg_cache == NULL) {
1191 ret = -ENOMEM;
1192 goto cache_err;
1193 }
1194 codec->reg_cache_size = sizeof(wm9713_reg);
1195 codec->reg_cache_step = 2;
1196
1197 codec->private_data = kzalloc(sizeof(struct wm9713_priv), GFP_KERNEL);
1198 if (codec->private_data == NULL) {
1199 ret = -ENOMEM;
1200 goto priv_err;
1201 }
1202
1203 codec->name = "WM9713";
1204 codec->owner = THIS_MODULE;
1205 codec->dai = wm9713_dai;
1206 codec->num_dai = ARRAY_SIZE(wm9713_dai);
1207 codec->write = ac97_write;
1208 codec->read = ac97_read;
1209 codec->set_bias_level = wm9713_set_bias_level;
1210 INIT_LIST_HEAD(&codec->dapm_widgets);
1211 INIT_LIST_HEAD(&codec->dapm_paths);
1212
1213 ret = snd_soc_new_ac97_codec(codec, &soc_ac97_ops, 0);
1214 if (ret < 0)
1215 goto codec_err;
1216
1217 /* register pcms */
1218 ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1);
1219 if (ret < 0)
1220 goto pcm_err;
1221
1222 /* do a cold reset for the controller and then try
1223 * a warm reset followed by an optional cold reset for codec */
1224 wm9713_reset(codec, 0);
1225 ret = wm9713_reset(codec, 1);
1226 if (ret < 0) {
1227 printk(KERN_ERR "AC97 link error\n");
1228 goto reset_err;
1229 }
1230
1231 wm9713_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
1232
1233 /* unmute the adc - move to kcontrol */
1234 reg = ac97_read(codec, AC97_CD) & 0x7fff;
1235 ac97_write(codec, AC97_CD, reg);
1236
1237 wm9713_add_controls(codec);
1238 wm9713_add_widgets(codec);
1239 ret = snd_soc_register_card(socdev);
1240 if (ret < 0)
1241 goto reset_err;
1242 return 0;
1243
1244 reset_err:
1245 snd_soc_free_pcms(socdev);
1246
1247 pcm_err:
1248 snd_soc_free_ac97_codec(codec);
1249
1250 codec_err:
1251 kfree(codec->private_data);
1252
1253 priv_err:
1254 kfree(codec->reg_cache);
1255
1256 cache_err:
1257 kfree(socdev->codec);
1258 socdev->codec = NULL;
1259 return ret;
1260 }
1261
1262 static int wm9713_soc_remove(struct platform_device *pdev)
1263 {
1264 struct snd_soc_device *socdev = platform_get_drvdata(pdev);
1265 struct snd_soc_codec *codec = socdev->codec;
1266
1267 if (codec == NULL)
1268 return 0;
1269
1270 snd_soc_dapm_free(socdev);
1271 snd_soc_free_pcms(socdev);
1272 snd_soc_free_ac97_codec(codec);
1273 kfree(codec->private_data);
1274 kfree(codec->reg_cache);
1275 kfree(codec->dai);
1276 kfree(codec);
1277 return 0;
1278 }
1279
1280 struct snd_soc_codec_device soc_codec_dev_wm9713 = {
1281 .probe = wm9713_soc_probe,
1282 .remove = wm9713_soc_remove,
1283 .suspend = wm9713_soc_suspend,
1284 .resume = wm9713_soc_resume,
1285 };
1286 EXPORT_SYMBOL_GPL(soc_codec_dev_wm9713);
1287
1288 MODULE_DESCRIPTION("ASoC WM9713/WM9714 driver");
1289 MODULE_AUTHOR("Liam Girdwood");
1290 MODULE_LICENSE("GPL");
kernel source for telekom puls (alcatel/mediatek)