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Merge branch 'for-linus' of git://oss.sgi.com/xfs/xfs
[linux/fpc-iii.git] / sound / soc / codecs / wm9713.c
blob34e0c91092fa1f2cd7e03c0905a0b30fd404250c
1 /*
2 * wm9713.c -- ALSA Soc WM9713 codec support
3 *
4 * Copyright 2006 Wolfson Microelectronics PLC.
5 * Author: Liam Girdwood <lrg@slimlogic.co.uk>
6 *
7 * This program is free software; you can redistribute it and/or modify it
8 * under the terms of the GNU General Public License as published by the
9 * Free Software Foundation; either version 2 of the License, or (at your
10 * option) any later version.
11 *
12 * Features:-
13 *
14 * o Support for AC97 Codec, Voice DAC and Aux DAC
15 * o Support for DAPM
16 */
17
18 #include <linux/init.h>
19 #include <linux/slab.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/tlv.h>
28 #include <sound/soc.h>
29 #include <sound/soc-dapm.h>
30
31 #include "wm9713.h"
32
33 struct wm9713_priv {
34 u32 pll_in; /* PLL input frequency */
35 };
36
37 static unsigned int ac97_read(struct snd_soc_codec *codec,
38 unsigned int reg);
39 static int ac97_write(struct snd_soc_codec *codec,
40 unsigned int reg, unsigned int val);
41
42 /*
43 * WM9713 register cache
44 * Reg 0x3c bit 15 is used by touch driver.
45 */
46 static const u16 wm9713_reg[] = {
47 0x6174, 0x8080, 0x8080, 0x8080,
48 0xc880, 0xe808, 0xe808, 0x0808,
49 0x00da, 0x8000, 0xd600, 0xaaa0,
50 0xaaa0, 0xaaa0, 0x0000, 0x0000,
51 0x0f0f, 0x0040, 0x0000, 0x7f00,
52 0x0405, 0x0410, 0xbb80, 0xbb80,
53 0x0000, 0xbb80, 0x0000, 0x4523,
54 0x0000, 0x2000, 0x7eff, 0xffff,
55 0x0000, 0x0000, 0x0080, 0x0000,
56 0x0000, 0x0000, 0xfffe, 0xffff,
57 0x0000, 0x0000, 0x0000, 0xfffe,
58 0x4000, 0x0000, 0x0000, 0x0000,
59 0xb032, 0x3e00, 0x0000, 0x0000,
60 0x0000, 0x0000, 0x0000, 0x0000,
61 0x0000, 0x0000, 0x0000, 0x0006,
62 0x0001, 0x0000, 0x574d, 0x4c13,
63 0x0000, 0x0000, 0x0000
64 };
65
66 /* virtual HP mixers regs */
67 #define HPL_MIXER 0x80
68 #define HPR_MIXER 0x82
69 #define MICB_MUX 0x82
70
71 static const char *wm9713_mic_mixer[] = {"Stereo", "Mic 1", "Mic 2", "Mute"};
72 static const char *wm9713_rec_mux[] = {"Stereo", "Left", "Right", "Mute"};
73 static const char *wm9713_rec_src[] =
74 {"Mic 1", "Mic 2", "Line", "Mono In", "Headphone", "Speaker",
75 "Mono Out", "Zh"};
76 static const char *wm9713_rec_gain[] = {"+1.5dB Steps", "+0.75dB Steps"};
77 static const char *wm9713_alc_select[] = {"None", "Left", "Right", "Stereo"};
78 static const char *wm9713_mono_pga[] = {"Vmid", "Zh", "Mono", "Inv",
79 "Mono Vmid", "Inv Vmid"};
80 static const char *wm9713_spk_pga[] =
81 {"Vmid", "Zh", "Headphone", "Speaker", "Inv", "Headphone Vmid",
82 "Speaker Vmid", "Inv Vmid"};
83 static const char *wm9713_hp_pga[] = {"Vmid", "Zh", "Headphone",
84 "Headphone Vmid"};
85 static const char *wm9713_out3_pga[] = {"Vmid", "Zh", "Inv 1", "Inv 1 Vmid"};
86 static const char *wm9713_out4_pga[] = {"Vmid", "Zh", "Inv 2", "Inv 2 Vmid"};
87 static const char *wm9713_dac_inv[] =
88 {"Off", "Mono", "Speaker", "Left Headphone", "Right Headphone",
89 "Headphone Mono", "NC", "Vmid"};
90 static const char *wm9713_bass[] = {"Linear Control", "Adaptive Boost"};
91 static const char *wm9713_ng_type[] = {"Constant Gain", "Mute"};
92 static const char *wm9713_mic_select[] = {"Mic 1", "Mic 2 A", "Mic 2 B"};
93 static const char *wm9713_micb_select[] = {"MPB", "MPA"};
94
95 static const struct soc_enum wm9713_enum[] = {
96 SOC_ENUM_SINGLE(AC97_LINE, 3, 4, wm9713_mic_mixer), /* record mic mixer 0 */
97 SOC_ENUM_SINGLE(AC97_VIDEO, 14, 4, wm9713_rec_mux), /* record mux hp 1 */
98 SOC_ENUM_SINGLE(AC97_VIDEO, 9, 4, wm9713_rec_mux), /* record mux mono 2 */
99 SOC_ENUM_SINGLE(AC97_VIDEO, 3, 8, wm9713_rec_src), /* record mux left 3 */
100 SOC_ENUM_SINGLE(AC97_VIDEO, 0, 8, wm9713_rec_src), /* record mux right 4*/
101 SOC_ENUM_DOUBLE(AC97_CD, 14, 6, 2, wm9713_rec_gain), /* record step size 5 */
102 SOC_ENUM_SINGLE(AC97_PCI_SVID, 14, 4, wm9713_alc_select), /* alc source select 6*/
103 SOC_ENUM_SINGLE(AC97_REC_GAIN, 14, 4, wm9713_mono_pga), /* mono input select 7 */
104 SOC_ENUM_SINGLE(AC97_REC_GAIN, 11, 8, wm9713_spk_pga), /* speaker left input select 8 */
105 SOC_ENUM_SINGLE(AC97_REC_GAIN, 8, 8, wm9713_spk_pga), /* speaker right input select 9 */
106 SOC_ENUM_SINGLE(AC97_REC_GAIN, 6, 3, wm9713_hp_pga), /* headphone left input 10 */
107 SOC_ENUM_SINGLE(AC97_REC_GAIN, 4, 3, wm9713_hp_pga), /* headphone right input 11 */
108 SOC_ENUM_SINGLE(AC97_REC_GAIN, 2, 4, wm9713_out3_pga), /* out 3 source 12 */
109 SOC_ENUM_SINGLE(AC97_REC_GAIN, 0, 4, wm9713_out4_pga), /* out 4 source 13 */
110 SOC_ENUM_SINGLE(AC97_REC_GAIN_MIC, 13, 8, wm9713_dac_inv), /* dac invert 1 14 */
111 SOC_ENUM_SINGLE(AC97_REC_GAIN_MIC, 10, 8, wm9713_dac_inv), /* dac invert 2 15 */
112 SOC_ENUM_SINGLE(AC97_GENERAL_PURPOSE, 15, 2, wm9713_bass), /* bass control 16 */
113 SOC_ENUM_SINGLE(AC97_PCI_SVID, 5, 2, wm9713_ng_type), /* noise gate type 17 */
114 SOC_ENUM_SINGLE(AC97_3D_CONTROL, 12, 3, wm9713_mic_select), /* mic selection 18 */
115 SOC_ENUM_SINGLE(MICB_MUX, 0, 2, wm9713_micb_select), /* mic selection 19 */
116 };
117
118 static const DECLARE_TLV_DB_SCALE(out_tlv, -4650, 150, 0);
119 static const DECLARE_TLV_DB_SCALE(main_tlv, -3450, 150, 0);
120 static const DECLARE_TLV_DB_SCALE(misc_tlv, -1500, 300, 0);
121 static unsigned int mic_tlv[] = {
122 TLV_DB_RANGE_HEAD(2),
123 0, 2, TLV_DB_SCALE_ITEM(1200, 600, 0),
124 3, 3, TLV_DB_SCALE_ITEM(3000, 0, 0),
125 };
126
127 static const struct snd_kcontrol_new wm9713_snd_ac97_controls[] = {
128 SOC_DOUBLE_TLV("Speaker Playback Volume", AC97_MASTER, 8, 0, 31, 1, out_tlv),
129 SOC_DOUBLE("Speaker Playback Switch", AC97_MASTER, 15, 7, 1, 1),
130 SOC_DOUBLE_TLV("Headphone Playback Volume", AC97_HEADPHONE, 8, 0, 31, 1,
131 out_tlv),
132 SOC_DOUBLE("Headphone Playback Switch", AC97_HEADPHONE, 15, 7, 1, 1),
133 SOC_DOUBLE_TLV("Line In Volume", AC97_PC_BEEP, 8, 0, 31, 1, main_tlv),
134 SOC_DOUBLE_TLV("PCM Playback Volume", AC97_PHONE, 8, 0, 31, 1, main_tlv),
135 SOC_SINGLE_TLV("Mic 1 Volume", AC97_MIC, 8, 31, 1, main_tlv),
136 SOC_SINGLE_TLV("Mic 2 Volume", AC97_MIC, 0, 31, 1, main_tlv),
137 SOC_SINGLE_TLV("Mic 1 Preamp Volume", AC97_3D_CONTROL, 10, 3, 0, mic_tlv),
138 SOC_SINGLE_TLV("Mic 2 Preamp Volume", AC97_3D_CONTROL, 12, 3, 0, mic_tlv),
139
140 SOC_SINGLE("Mic Boost (+20dB) Switch", AC97_LINE, 5, 1, 0),
141 SOC_SINGLE("Mic Headphone Mixer Volume", AC97_LINE, 0, 7, 1),
142
143 SOC_SINGLE("Capture Switch", AC97_CD, 15, 1, 1),
144 SOC_ENUM("Capture Volume Steps", wm9713_enum[5]),
145 SOC_DOUBLE("Capture Volume", AC97_CD, 8, 0, 31, 0),
146 SOC_SINGLE("Capture ZC Switch", AC97_CD, 7, 1, 0),
147
148 SOC_SINGLE_TLV("Capture to Headphone Volume", AC97_VIDEO, 11, 7, 1, misc_tlv),
149 SOC_SINGLE("Capture to Mono Boost (+20dB) Switch", AC97_VIDEO, 8, 1, 0),
150 SOC_SINGLE("Capture ADC Boost (+20dB) Switch", AC97_VIDEO, 6, 1, 0),
151
152 SOC_SINGLE("ALC Target Volume", AC97_CODEC_CLASS_REV, 12, 15, 0),
153 SOC_SINGLE("ALC Hold Time", AC97_CODEC_CLASS_REV, 8, 15, 0),
154 SOC_SINGLE("ALC Decay Time", AC97_CODEC_CLASS_REV, 4, 15, 0),
155 SOC_SINGLE("ALC Attack Time", AC97_CODEC_CLASS_REV, 0, 15, 0),
156 SOC_ENUM("ALC Function", wm9713_enum[6]),
157 SOC_SINGLE("ALC Max Volume", AC97_PCI_SVID, 11, 7, 0),
158 SOC_SINGLE("ALC ZC Timeout", AC97_PCI_SVID, 9, 3, 0),
159 SOC_SINGLE("ALC ZC Switch", AC97_PCI_SVID, 8, 1, 0),
160 SOC_SINGLE("ALC NG Switch", AC97_PCI_SVID, 7, 1, 0),
161 SOC_ENUM("ALC NG Type", wm9713_enum[17]),
162 SOC_SINGLE("ALC NG Threshold", AC97_PCI_SVID, 0, 31, 0),
163
164 SOC_DOUBLE("Speaker Playback ZC Switch", AC97_MASTER, 14, 6, 1, 0),
165 SOC_DOUBLE("Headphone Playback ZC Switch", AC97_HEADPHONE, 14, 6, 1, 0),
166
167 SOC_SINGLE("Out4 Playback Switch", AC97_MASTER_MONO, 15, 1, 1),
168 SOC_SINGLE("Out4 Playback ZC Switch", AC97_MASTER_MONO, 14, 1, 0),
169 SOC_SINGLE_TLV("Out4 Playback Volume", AC97_MASTER_MONO, 8, 31, 1, out_tlv),
170
171 SOC_SINGLE("Out3 Playback Switch", AC97_MASTER_MONO, 7, 1, 1),
172 SOC_SINGLE("Out3 Playback ZC Switch", AC97_MASTER_MONO, 6, 1, 0),
173 SOC_SINGLE_TLV("Out3 Playback Volume", AC97_MASTER_MONO, 0, 31, 1, out_tlv),
174
175 SOC_SINGLE_TLV("Mono Capture Volume", AC97_MASTER_TONE, 8, 31, 1, main_tlv),
176 SOC_SINGLE("Mono Playback Switch", AC97_MASTER_TONE, 7, 1, 1),
177 SOC_SINGLE("Mono Playback ZC Switch", AC97_MASTER_TONE, 6, 1, 0),
178 SOC_SINGLE_TLV("Mono Playback Volume", AC97_MASTER_TONE, 0, 31, 1, out_tlv),
179
180 SOC_SINGLE_TLV("Headphone Mixer Beep Playback Volume", AC97_AUX, 12, 7, 1,
181 misc_tlv),
182 SOC_SINGLE_TLV("Speaker Mixer Beep Playback Volume", AC97_AUX, 8, 7, 1,
183 misc_tlv),
184 SOC_SINGLE_TLV("Mono Mixer Beep Playback Volume", AC97_AUX, 4, 7, 1, misc_tlv),
185
186 SOC_SINGLE_TLV("Voice Playback Headphone Volume", AC97_PCM, 12, 7, 1,
187 misc_tlv),
188 SOC_SINGLE("Voice Playback Master Volume", AC97_PCM, 8, 7, 1),
189 SOC_SINGLE("Voice Playback Mono Volume", AC97_PCM, 4, 7, 1),
190
191 SOC_SINGLE_TLV("Headphone Mixer Aux Playback Volume", AC97_REC_SEL, 12, 7, 1,
192 misc_tlv),
193
194 SOC_SINGLE_TLV("Speaker Mixer Voice Playback Volume", AC97_PCM, 8, 7, 1,
195 misc_tlv),
196 SOC_SINGLE_TLV("Speaker Mixer Aux Playback Volume", AC97_REC_SEL, 8, 7, 1,
197 misc_tlv),
198
199 SOC_SINGLE_TLV("Mono Mixer Voice Playback Volume", AC97_PCM, 4, 7, 1,
200 misc_tlv),
201 SOC_SINGLE_TLV("Mono Mixer Aux Playback Volume", AC97_REC_SEL, 4, 7, 1,
202 misc_tlv),
203
204 SOC_SINGLE("Aux Playback Headphone Volume", AC97_REC_SEL, 12, 7, 1),
205 SOC_SINGLE("Aux Playback Master Volume", AC97_REC_SEL, 8, 7, 1),
206
207 SOC_ENUM("Bass Control", wm9713_enum[16]),
208 SOC_SINGLE("Bass Cut-off Switch", AC97_GENERAL_PURPOSE, 12, 1, 1),
209 SOC_SINGLE("Tone Cut-off Switch", AC97_GENERAL_PURPOSE, 4, 1, 1),
210 SOC_SINGLE("Playback Attenuate (-6dB) Switch", AC97_GENERAL_PURPOSE, 6, 1, 0),
211 SOC_SINGLE("Bass Volume", AC97_GENERAL_PURPOSE, 8, 15, 1),
212 SOC_SINGLE("Tone Volume", AC97_GENERAL_PURPOSE, 0, 15, 1),
213
214 SOC_SINGLE("3D Upper Cut-off Switch", AC97_REC_GAIN_MIC, 5, 1, 0),
215 SOC_SINGLE("3D Lower Cut-off Switch", AC97_REC_GAIN_MIC, 4, 1, 0),
216 SOC_SINGLE("3D Depth", AC97_REC_GAIN_MIC, 0, 15, 1),
217 };
218
219 static int wm9713_voice_shutdown(struct snd_soc_dapm_widget *w,
220 struct snd_kcontrol *kcontrol, int event)
221 {
222 struct snd_soc_codec *codec = w->codec;
223 u16 status, rate;
224
225 BUG_ON(event != SND_SOC_DAPM_PRE_PMD);
226
227 /* Gracefully shut down the voice interface. */
228 status = ac97_read(codec, AC97_EXTENDED_MID) | 0x1000;
229 rate = ac97_read(codec, AC97_HANDSET_RATE) & 0xF0FF;
230 ac97_write(codec, AC97_HANDSET_RATE, rate | 0x0200);
231 schedule_timeout_interruptible(msecs_to_jiffies(1));
232 ac97_write(codec, AC97_HANDSET_RATE, rate | 0x0F00);
233 ac97_write(codec, AC97_EXTENDED_MID, status);
234
235 return 0;
236 }
237
238
239 /* We have to create a fake left and right HP mixers because
240 * the codec only has a single control that is shared by both channels.
241 * This makes it impossible to determine the audio path using the current
242 * register map, thus we add a new (virtual) register to help determine the
243 * audio route within the device.
244 */
245 static int mixer_event(struct snd_soc_dapm_widget *w,
246 struct snd_kcontrol *kcontrol, int event)
247 {
248 u16 l, r, beep, tone, phone, rec, pcm, aux;
249
250 l = ac97_read(w->codec, HPL_MIXER);
251 r = ac97_read(w->codec, HPR_MIXER);
252 beep = ac97_read(w->codec, AC97_PC_BEEP);
253 tone = ac97_read(w->codec, AC97_MASTER_TONE);
254 phone = ac97_read(w->codec, AC97_PHONE);
255 rec = ac97_read(w->codec, AC97_REC_SEL);
256 pcm = ac97_read(w->codec, AC97_PCM);
257 aux = ac97_read(w->codec, AC97_AUX);
258
259 if (event & SND_SOC_DAPM_PRE_REG)
260 return 0;
261 if ((l & 0x1) || (r & 0x1))
262 ac97_write(w->codec, AC97_PC_BEEP, beep & 0x7fff);
263 else
264 ac97_write(w->codec, AC97_PC_BEEP, beep | 0x8000);
265
266 if ((l & 0x2) || (r & 0x2))
267 ac97_write(w->codec, AC97_MASTER_TONE, tone & 0x7fff);
268 else
269 ac97_write(w->codec, AC97_MASTER_TONE, tone | 0x8000);
270
271 if ((l & 0x4) || (r & 0x4))
272 ac97_write(w->codec, AC97_PHONE, phone & 0x7fff);
273 else
274 ac97_write(w->codec, AC97_PHONE, phone | 0x8000);
275
276 if ((l & 0x8) || (r & 0x8))
277 ac97_write(w->codec, AC97_REC_SEL, rec & 0x7fff);
278 else
279 ac97_write(w->codec, AC97_REC_SEL, rec | 0x8000);
280
281 if ((l & 0x10) || (r & 0x10))
282 ac97_write(w->codec, AC97_PCM, pcm & 0x7fff);
283 else
284 ac97_write(w->codec, AC97_PCM, pcm | 0x8000);
285
286 if ((l & 0x20) || (r & 0x20))
287 ac97_write(w->codec, AC97_AUX, aux & 0x7fff);
288 else
289 ac97_write(w->codec, AC97_AUX, aux | 0x8000);
290
291 return 0;
292 }
293
294 /* Left Headphone Mixers */
295 static const struct snd_kcontrol_new wm9713_hpl_mixer_controls[] = {
296 SOC_DAPM_SINGLE("Beep Playback Switch", HPL_MIXER, 5, 1, 0),
297 SOC_DAPM_SINGLE("Voice Playback Switch", HPL_MIXER, 4, 1, 0),
298 SOC_DAPM_SINGLE("Aux Playback Switch", HPL_MIXER, 3, 1, 0),
299 SOC_DAPM_SINGLE("PCM Playback Switch", HPL_MIXER, 2, 1, 0),
300 SOC_DAPM_SINGLE("MonoIn Playback Switch", HPL_MIXER, 1, 1, 0),
301 SOC_DAPM_SINGLE("Bypass Playback Switch", HPL_MIXER, 0, 1, 0),
302 };
303
304 /* Right Headphone Mixers */
305 static const struct snd_kcontrol_new wm9713_hpr_mixer_controls[] = {
306 SOC_DAPM_SINGLE("Beep Playback Switch", HPR_MIXER, 5, 1, 0),
307 SOC_DAPM_SINGLE("Voice Playback Switch", HPR_MIXER, 4, 1, 0),
308 SOC_DAPM_SINGLE("Aux Playback Switch", HPR_MIXER, 3, 1, 0),
309 SOC_DAPM_SINGLE("PCM Playback Switch", HPR_MIXER, 2, 1, 0),
310 SOC_DAPM_SINGLE("MonoIn Playback Switch", HPR_MIXER, 1, 1, 0),
311 SOC_DAPM_SINGLE("Bypass Playback Switch", HPR_MIXER, 0, 1, 0),
312 };
313
314 /* headphone capture mux */
315 static const struct snd_kcontrol_new wm9713_hp_rec_mux_controls =
316 SOC_DAPM_ENUM("Route", wm9713_enum[1]);
317
318 /* headphone mic mux */
319 static const struct snd_kcontrol_new wm9713_hp_mic_mux_controls =
320 SOC_DAPM_ENUM("Route", wm9713_enum[0]);
321
322 /* Speaker Mixer */
323 static const struct snd_kcontrol_new wm9713_speaker_mixer_controls[] = {
324 SOC_DAPM_SINGLE("Beep Playback Switch", AC97_AUX, 11, 1, 1),
325 SOC_DAPM_SINGLE("Voice Playback Switch", AC97_PCM, 11, 1, 1),
326 SOC_DAPM_SINGLE("Aux Playback Switch", AC97_REC_SEL, 11, 1, 1),
327 SOC_DAPM_SINGLE("PCM Playback Switch", AC97_PHONE, 14, 1, 1),
328 SOC_DAPM_SINGLE("MonoIn Playback Switch", AC97_MASTER_TONE, 14, 1, 1),
329 SOC_DAPM_SINGLE("Bypass Playback Switch", AC97_PC_BEEP, 14, 1, 1),
330 };
331
332 /* Mono Mixer */
333 static const struct snd_kcontrol_new wm9713_mono_mixer_controls[] = {
334 SOC_DAPM_SINGLE("Beep Playback Switch", AC97_AUX, 7, 1, 1),
335 SOC_DAPM_SINGLE("Voice Playback Switch", AC97_PCM, 7, 1, 1),
336 SOC_DAPM_SINGLE("Aux Playback Switch", AC97_REC_SEL, 7, 1, 1),
337 SOC_DAPM_SINGLE("PCM Playback Switch", AC97_PHONE, 13, 1, 1),
338 SOC_DAPM_SINGLE("MonoIn Playback Switch", AC97_MASTER_TONE, 13, 1, 1),
339 SOC_DAPM_SINGLE("Bypass Playback Switch", AC97_PC_BEEP, 13, 1, 1),
340 SOC_DAPM_SINGLE("Mic 1 Sidetone Switch", AC97_LINE, 7, 1, 1),
341 SOC_DAPM_SINGLE("Mic 2 Sidetone Switch", AC97_LINE, 6, 1, 1),
342 };
343
344 /* mono mic mux */
345 static const struct snd_kcontrol_new wm9713_mono_mic_mux_controls =
346 SOC_DAPM_ENUM("Route", wm9713_enum[2]);
347
348 /* mono output mux */
349 static const struct snd_kcontrol_new wm9713_mono_mux_controls =
350 SOC_DAPM_ENUM("Route", wm9713_enum[7]);
351
352 /* speaker left output mux */
353 static const struct snd_kcontrol_new wm9713_hp_spkl_mux_controls =
354 SOC_DAPM_ENUM("Route", wm9713_enum[8]);
355
356 /* speaker right output mux */
357 static const struct snd_kcontrol_new wm9713_hp_spkr_mux_controls =
358 SOC_DAPM_ENUM("Route", wm9713_enum[9]);
359
360 /* headphone left output mux */
361 static const struct snd_kcontrol_new wm9713_hpl_out_mux_controls =
362 SOC_DAPM_ENUM("Route", wm9713_enum[10]);
363
364 /* headphone right output mux */
365 static const struct snd_kcontrol_new wm9713_hpr_out_mux_controls =
366 SOC_DAPM_ENUM("Route", wm9713_enum[11]);
367
368 /* Out3 mux */
369 static const struct snd_kcontrol_new wm9713_out3_mux_controls =
370 SOC_DAPM_ENUM("Route", wm9713_enum[12]);
371
372 /* Out4 mux */
373 static const struct snd_kcontrol_new wm9713_out4_mux_controls =
374 SOC_DAPM_ENUM("Route", wm9713_enum[13]);
375
376 /* DAC inv mux 1 */
377 static const struct snd_kcontrol_new wm9713_dac_inv1_mux_controls =
378 SOC_DAPM_ENUM("Route", wm9713_enum[14]);
379
380 /* DAC inv mux 2 */
381 static const struct snd_kcontrol_new wm9713_dac_inv2_mux_controls =
382 SOC_DAPM_ENUM("Route", wm9713_enum[15]);
383
384 /* Capture source left */
385 static const struct snd_kcontrol_new wm9713_rec_srcl_mux_controls =
386 SOC_DAPM_ENUM("Route", wm9713_enum[3]);
387
388 /* Capture source right */
389 static const struct snd_kcontrol_new wm9713_rec_srcr_mux_controls =
390 SOC_DAPM_ENUM("Route", wm9713_enum[4]);
391
392 /* mic source */
393 static const struct snd_kcontrol_new wm9713_mic_sel_mux_controls =
394 SOC_DAPM_ENUM("Route", wm9713_enum[18]);
395
396 /* mic source B virtual control */
397 static const struct snd_kcontrol_new wm9713_micb_sel_mux_controls =
398 SOC_DAPM_ENUM("Route", wm9713_enum[19]);
399
400 static const struct snd_soc_dapm_widget wm9713_dapm_widgets[] = {
401 SND_SOC_DAPM_MUX("Capture Headphone Mux", SND_SOC_NOPM, 0, 0,
402 &wm9713_hp_rec_mux_controls),
403 SND_SOC_DAPM_MUX("Sidetone Mux", SND_SOC_NOPM, 0, 0,
404 &wm9713_hp_mic_mux_controls),
405 SND_SOC_DAPM_MUX("Capture Mono Mux", SND_SOC_NOPM, 0, 0,
406 &wm9713_mono_mic_mux_controls),
407 SND_SOC_DAPM_MUX("Mono Out Mux", SND_SOC_NOPM, 0, 0,
408 &wm9713_mono_mux_controls),
409 SND_SOC_DAPM_MUX("Left Speaker Out Mux", SND_SOC_NOPM, 0, 0,
410 &wm9713_hp_spkl_mux_controls),
411 SND_SOC_DAPM_MUX("Right Speaker Out Mux", SND_SOC_NOPM, 0, 0,
412 &wm9713_hp_spkr_mux_controls),
413 SND_SOC_DAPM_MUX("Left Headphone Out Mux", SND_SOC_NOPM, 0, 0,
414 &wm9713_hpl_out_mux_controls),
415 SND_SOC_DAPM_MUX("Right Headphone Out Mux", SND_SOC_NOPM, 0, 0,
416 &wm9713_hpr_out_mux_controls),
417 SND_SOC_DAPM_MUX("Out 3 Mux", SND_SOC_NOPM, 0, 0,
418 &wm9713_out3_mux_controls),
419 SND_SOC_DAPM_MUX("Out 4 Mux", SND_SOC_NOPM, 0, 0,
420 &wm9713_out4_mux_controls),
421 SND_SOC_DAPM_MUX("DAC Inv Mux 1", SND_SOC_NOPM, 0, 0,
422 &wm9713_dac_inv1_mux_controls),
423 SND_SOC_DAPM_MUX("DAC Inv Mux 2", SND_SOC_NOPM, 0, 0,
424 &wm9713_dac_inv2_mux_controls),
425 SND_SOC_DAPM_MUX("Left Capture Source", SND_SOC_NOPM, 0, 0,
426 &wm9713_rec_srcl_mux_controls),
427 SND_SOC_DAPM_MUX("Right Capture Source", SND_SOC_NOPM, 0, 0,
428 &wm9713_rec_srcr_mux_controls),
429 SND_SOC_DAPM_MUX("Mic A Source", SND_SOC_NOPM, 0, 0,
430 &wm9713_mic_sel_mux_controls),
431 SND_SOC_DAPM_MUX("Mic B Source", SND_SOC_NOPM, 0, 0,
432 &wm9713_micb_sel_mux_controls),
433 SND_SOC_DAPM_MIXER_E("Left HP Mixer", AC97_EXTENDED_MID, 3, 1,
434 &wm9713_hpl_mixer_controls[0], ARRAY_SIZE(wm9713_hpl_mixer_controls),
435 mixer_event, SND_SOC_DAPM_POST_REG),
436 SND_SOC_DAPM_MIXER_E("Right HP Mixer", AC97_EXTENDED_MID, 2, 1,
437 &wm9713_hpr_mixer_controls[0], ARRAY_SIZE(wm9713_hpr_mixer_controls),
438 mixer_event, SND_SOC_DAPM_POST_REG),
439 SND_SOC_DAPM_MIXER("Mono Mixer", AC97_EXTENDED_MID, 0, 1,
440 &wm9713_mono_mixer_controls[0], ARRAY_SIZE(wm9713_mono_mixer_controls)),
441 SND_SOC_DAPM_MIXER("Speaker Mixer", AC97_EXTENDED_MID, 1, 1,
442 &wm9713_speaker_mixer_controls[0],
443 ARRAY_SIZE(wm9713_speaker_mixer_controls)),
444 SND_SOC_DAPM_DAC("Left DAC", "Left HiFi Playback", AC97_EXTENDED_MID, 7, 1),
445 SND_SOC_DAPM_DAC("Right DAC", "Right HiFi Playback", AC97_EXTENDED_MID, 6, 1),
446 SND_SOC_DAPM_MIXER("AC97 Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
447 SND_SOC_DAPM_MIXER("HP Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
448 SND_SOC_DAPM_MIXER("Line Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
449 SND_SOC_DAPM_MIXER("Capture Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
450 SND_SOC_DAPM_DAC_E("Voice DAC", "Voice Playback", AC97_EXTENDED_MID, 12, 1,
451 wm9713_voice_shutdown, SND_SOC_DAPM_PRE_PMD),
452 SND_SOC_DAPM_DAC("Aux DAC", "Aux Playback", AC97_EXTENDED_MID, 11, 1),
453 SND_SOC_DAPM_PGA("Left ADC", AC97_EXTENDED_MID, 5, 1, NULL, 0),
454 SND_SOC_DAPM_PGA("Right ADC", AC97_EXTENDED_MID, 4, 1, NULL, 0),
455 SND_SOC_DAPM_ADC("Left HiFi ADC", "Left HiFi Capture", SND_SOC_NOPM, 0, 0),
456 SND_SOC_DAPM_ADC("Right HiFi ADC", "Right HiFi Capture", SND_SOC_NOPM, 0, 0),
457 SND_SOC_DAPM_ADC("Left Voice ADC", "Left Voice Capture", SND_SOC_NOPM, 0, 0),
458 SND_SOC_DAPM_ADC("Right Voice ADC", "Right Voice Capture", SND_SOC_NOPM, 0, 0),
459 SND_SOC_DAPM_PGA("Left Headphone", AC97_EXTENDED_MSTATUS, 10, 1, NULL, 0),
460 SND_SOC_DAPM_PGA("Right Headphone", AC97_EXTENDED_MSTATUS, 9, 1, NULL, 0),
461 SND_SOC_DAPM_PGA("Left Speaker", AC97_EXTENDED_MSTATUS, 8, 1, NULL, 0),
462 SND_SOC_DAPM_PGA("Right Speaker", AC97_EXTENDED_MSTATUS, 7, 1, NULL, 0),
463 SND_SOC_DAPM_PGA("Out 3", AC97_EXTENDED_MSTATUS, 11, 1, NULL, 0),
464 SND_SOC_DAPM_PGA("Out 4", AC97_EXTENDED_MSTATUS, 12, 1, NULL, 0),
465 SND_SOC_DAPM_PGA("Mono Out", AC97_EXTENDED_MSTATUS, 13, 1, NULL, 0),
466 SND_SOC_DAPM_PGA("Left Line In", AC97_EXTENDED_MSTATUS, 6, 1, NULL, 0),
467 SND_SOC_DAPM_PGA("Right Line In", AC97_EXTENDED_MSTATUS, 5, 1, NULL, 0),
468 SND_SOC_DAPM_PGA("Mono In", AC97_EXTENDED_MSTATUS, 4, 1, NULL, 0),
469 SND_SOC_DAPM_PGA("Mic A PGA", AC97_EXTENDED_MSTATUS, 3, 1, NULL, 0),
470 SND_SOC_DAPM_PGA("Mic B PGA", AC97_EXTENDED_MSTATUS, 2, 1, NULL, 0),
471 SND_SOC_DAPM_PGA("Mic A Pre Amp", AC97_EXTENDED_MSTATUS, 1, 1, NULL, 0),
472 SND_SOC_DAPM_PGA("Mic B Pre Amp", AC97_EXTENDED_MSTATUS, 0, 1, NULL, 0),
473 SND_SOC_DAPM_MICBIAS("Mic Bias", AC97_EXTENDED_MSTATUS, 14, 1),
474 SND_SOC_DAPM_OUTPUT("MONO"),
475 SND_SOC_DAPM_OUTPUT("HPL"),
476 SND_SOC_DAPM_OUTPUT("HPR"),
477 SND_SOC_DAPM_OUTPUT("SPKL"),
478 SND_SOC_DAPM_OUTPUT("SPKR"),
479 SND_SOC_DAPM_OUTPUT("OUT3"),
480 SND_SOC_DAPM_OUTPUT("OUT4"),
481 SND_SOC_DAPM_INPUT("LINEL"),
482 SND_SOC_DAPM_INPUT("LINER"),
483 SND_SOC_DAPM_INPUT("MONOIN"),
484 SND_SOC_DAPM_INPUT("PCBEEP"),
485 SND_SOC_DAPM_INPUT("MIC1"),
486 SND_SOC_DAPM_INPUT("MIC2A"),
487 SND_SOC_DAPM_INPUT("MIC2B"),
488 SND_SOC_DAPM_VMID("VMID"),
489 };
490
491 static const struct snd_soc_dapm_route audio_map[] = {
492 /* left HP mixer */
493 {"Left HP Mixer", "Beep Playback Switch", "PCBEEP"},
494 {"Left HP Mixer", "Voice Playback Switch", "Voice DAC"},
495 {"Left HP Mixer", "Aux Playback Switch", "Aux DAC"},
496 {"Left HP Mixer", "Bypass Playback Switch", "Left Line In"},
497 {"Left HP Mixer", "PCM Playback Switch", "Left DAC"},
498 {"Left HP Mixer", "MonoIn Playback Switch", "Mono In"},
499 {"Left HP Mixer", NULL, "Capture Headphone Mux"},
500
501 /* right HP mixer */
502 {"Right HP Mixer", "Beep Playback Switch", "PCBEEP"},
503 {"Right HP Mixer", "Voice Playback Switch", "Voice DAC"},
504 {"Right HP Mixer", "Aux Playback Switch", "Aux DAC"},
505 {"Right HP Mixer", "Bypass Playback Switch", "Right Line In"},
506 {"Right HP Mixer", "PCM Playback Switch", "Right DAC"},
507 {"Right HP Mixer", "MonoIn Playback Switch", "Mono In"},
508 {"Right HP Mixer", NULL, "Capture Headphone Mux"},
509
510 /* virtual mixer - mixes left & right channels for spk and mono */
511 {"AC97 Mixer", NULL, "Left DAC"},
512 {"AC97 Mixer", NULL, "Right DAC"},
513 {"Line Mixer", NULL, "Right Line In"},
514 {"Line Mixer", NULL, "Left Line In"},
515 {"HP Mixer", NULL, "Left HP Mixer"},
516 {"HP Mixer", NULL, "Right HP Mixer"},
517 {"Capture Mixer", NULL, "Left Capture Source"},
518 {"Capture Mixer", NULL, "Right Capture Source"},
519
520 /* speaker mixer */
521 {"Speaker Mixer", "Beep Playback Switch", "PCBEEP"},
522 {"Speaker Mixer", "Voice Playback Switch", "Voice DAC"},
523 {"Speaker Mixer", "Aux Playback Switch", "Aux DAC"},
524 {"Speaker Mixer", "Bypass Playback Switch", "Line Mixer"},
525 {"Speaker Mixer", "PCM Playback Switch", "AC97 Mixer"},
526 {"Speaker Mixer", "MonoIn Playback Switch", "Mono In"},
527
528 /* mono mixer */
529 {"Mono Mixer", "Beep Playback Switch", "PCBEEP"},
530 {"Mono Mixer", "Voice Playback Switch", "Voice DAC"},
531 {"Mono Mixer", "Aux Playback Switch", "Aux DAC"},
532 {"Mono Mixer", "Bypass Playback Switch", "Line Mixer"},
533 {"Mono Mixer", "PCM Playback Switch", "AC97 Mixer"},
534 {"Mono Mixer", "Mic 1 Sidetone Switch", "Mic A PGA"},
535 {"Mono Mixer", "Mic 2 Sidetone Switch", "Mic B PGA"},
536 {"Mono Mixer", NULL, "Capture Mono Mux"},
537
538 /* DAC inv mux 1 */
539 {"DAC Inv Mux 1", "Mono", "Mono Mixer"},
540 {"DAC Inv Mux 1", "Speaker", "Speaker Mixer"},
541 {"DAC Inv Mux 1", "Left Headphone", "Left HP Mixer"},
542 {"DAC Inv Mux 1", "Right Headphone", "Right HP Mixer"},
543 {"DAC Inv Mux 1", "Headphone Mono", "HP Mixer"},
544
545 /* DAC inv mux 2 */
546 {"DAC Inv Mux 2", "Mono", "Mono Mixer"},
547 {"DAC Inv Mux 2", "Speaker", "Speaker Mixer"},
548 {"DAC Inv Mux 2", "Left Headphone", "Left HP Mixer"},
549 {"DAC Inv Mux 2", "Right Headphone", "Right HP Mixer"},
550 {"DAC Inv Mux 2", "Headphone Mono", "HP Mixer"},
551
552 /* headphone left mux */
553 {"Left Headphone Out Mux", "Headphone", "Left HP Mixer"},
554
555 /* headphone right mux */
556 {"Right Headphone Out Mux", "Headphone", "Right HP Mixer"},
557
558 /* speaker left mux */
559 {"Left Speaker Out Mux", "Headphone", "Left HP Mixer"},
560 {"Left Speaker Out Mux", "Speaker", "Speaker Mixer"},
561 {"Left Speaker Out Mux", "Inv", "DAC Inv Mux 1"},
562
563 /* speaker right mux */
564 {"Right Speaker Out Mux", "Headphone", "Right HP Mixer"},
565 {"Right Speaker Out Mux", "Speaker", "Speaker Mixer"},
566 {"Right Speaker Out Mux", "Inv", "DAC Inv Mux 2"},
567
568 /* mono mux */
569 {"Mono Out Mux", "Mono", "Mono Mixer"},
570 {"Mono Out Mux", "Inv", "DAC Inv Mux 1"},
571
572 /* out 3 mux */
573 {"Out 3 Mux", "Inv 1", "DAC Inv Mux 1"},
574
575 /* out 4 mux */
576 {"Out 4 Mux", "Inv 2", "DAC Inv Mux 2"},
577
578 /* output pga */
579 {"HPL", NULL, "Left Headphone"},
580 {"Left Headphone", NULL, "Left Headphone Out Mux"},
581 {"HPR", NULL, "Right Headphone"},
582 {"Right Headphone", NULL, "Right Headphone Out Mux"},
583 {"OUT3", NULL, "Out 3"},
584 {"Out 3", NULL, "Out 3 Mux"},
585 {"OUT4", NULL, "Out 4"},
586 {"Out 4", NULL, "Out 4 Mux"},
587 {"SPKL", NULL, "Left Speaker"},
588 {"Left Speaker", NULL, "Left Speaker Out Mux"},
589 {"SPKR", NULL, "Right Speaker"},
590 {"Right Speaker", NULL, "Right Speaker Out Mux"},
591 {"MONO", NULL, "Mono Out"},
592 {"Mono Out", NULL, "Mono Out Mux"},
593
594 /* input pga */
595 {"Left Line In", NULL, "LINEL"},
596 {"Right Line In", NULL, "LINER"},
597 {"Mono In", NULL, "MONOIN"},
598 {"Mic A PGA", NULL, "Mic A Pre Amp"},
599 {"Mic B PGA", NULL, "Mic B Pre Amp"},
600
601 /* left capture select */
602 {"Left Capture Source", "Mic 1", "Mic A Pre Amp"},
603 {"Left Capture Source", "Mic 2", "Mic B Pre Amp"},
604 {"Left Capture Source", "Line", "LINEL"},
605 {"Left Capture Source", "Mono In", "MONOIN"},
606 {"Left Capture Source", "Headphone", "Left HP Mixer"},
607 {"Left Capture Source", "Speaker", "Speaker Mixer"},
608 {"Left Capture Source", "Mono Out", "Mono Mixer"},
609
610 /* right capture select */
611 {"Right Capture Source", "Mic 1", "Mic A Pre Amp"},
612 {"Right Capture Source", "Mic 2", "Mic B Pre Amp"},
613 {"Right Capture Source", "Line", "LINER"},
614 {"Right Capture Source", "Mono In", "MONOIN"},
615 {"Right Capture Source", "Headphone", "Right HP Mixer"},
616 {"Right Capture Source", "Speaker", "Speaker Mixer"},
617 {"Right Capture Source", "Mono Out", "Mono Mixer"},
618
619 /* left ADC */
620 {"Left ADC", NULL, "Left Capture Source"},
621 {"Left Voice ADC", NULL, "Left ADC"},
622 {"Left HiFi ADC", NULL, "Left ADC"},
623
624 /* right ADC */
625 {"Right ADC", NULL, "Right Capture Source"},
626 {"Right Voice ADC", NULL, "Right ADC"},
627 {"Right HiFi ADC", NULL, "Right ADC"},
628
629 /* mic */
630 {"Mic A Pre Amp", NULL, "Mic A Source"},
631 {"Mic A Source", "Mic 1", "MIC1"},
632 {"Mic A Source", "Mic 2 A", "MIC2A"},
633 {"Mic A Source", "Mic 2 B", "Mic B Source"},
634 {"Mic B Pre Amp", "MPB", "Mic B Source"},
635 {"Mic B Source", NULL, "MIC2B"},
636
637 /* headphone capture */
638 {"Capture Headphone Mux", "Stereo", "Capture Mixer"},
639 {"Capture Headphone Mux", "Left", "Left Capture Source"},
640 {"Capture Headphone Mux", "Right", "Right Capture Source"},
641
642 /* mono capture */
643 {"Capture Mono Mux", "Stereo", "Capture Mixer"},
644 {"Capture Mono Mux", "Left", "Left Capture Source"},
645 {"Capture Mono Mux", "Right", "Right Capture Source"},
646 };
647
648 static int wm9713_add_widgets(struct snd_soc_codec *codec)
649 {
650 snd_soc_dapm_new_controls(codec, wm9713_dapm_widgets,
651 ARRAY_SIZE(wm9713_dapm_widgets));
652
653 snd_soc_dapm_add_routes(codec, audio_map, ARRAY_SIZE(audio_map));
654
655 return 0;
656 }
657
658 static unsigned int ac97_read(struct snd_soc_codec *codec,
659 unsigned int reg)
660 {
661 u16 *cache = codec->reg_cache;
662
663 if (reg == AC97_RESET || reg == AC97_GPIO_STATUS ||
664 reg == AC97_VENDOR_ID1 || reg == AC97_VENDOR_ID2 ||
665 reg == AC97_CD)
666 return soc_ac97_ops.read(codec->ac97, reg);
667 else {
668 reg = reg >> 1;
669
670 if (reg >= (ARRAY_SIZE(wm9713_reg)))
671 return -EIO;
672
673 return cache[reg];
674 }
675 }
676
677 static int ac97_write(struct snd_soc_codec *codec, unsigned int reg,
678 unsigned int val)
679 {
680 u16 *cache = codec->reg_cache;
681 if (reg < 0x7c)
682 soc_ac97_ops.write(codec->ac97, reg, val);
683 reg = reg >> 1;
684 if (reg < (ARRAY_SIZE(wm9713_reg)))
685 cache[reg] = val;
686
687 return 0;
688 }
689
690 /* PLL divisors */
691 struct _pll_div {
692 u32 divsel:1;
693 u32 divctl:1;
694 u32 lf:1;
695 u32 n:4;
696 u32 k:24;
697 };
698
699 /* The size in bits of the PLL divide multiplied by 10
700 * to allow rounding later */
701 #define FIXED_PLL_SIZE ((1 << 22) * 10)
702
703 static void pll_factors(struct _pll_div *pll_div, unsigned int source)
704 {
705 u64 Kpart;
706 unsigned int K, Ndiv, Nmod, target;
707
708 /* The the PLL output is always 98.304MHz. */
709 target = 98304000;
710
711 /* If the input frequency is over 14.4MHz then scale it down. */
712 if (source > 14400000) {
713 source >>= 1;
714 pll_div->divsel = 1;
715
716 if (source > 14400000) {
717 source >>= 1;
718 pll_div->divctl = 1;
719 } else
720 pll_div->divctl = 0;
721
722 } else {
723 pll_div->divsel = 0;
724 pll_div->divctl = 0;
725 }
726
727 /* Low frequency sources require an additional divide in the
728 * loop.
729 */
730 if (source < 8192000) {
731 pll_div->lf = 1;
732 target >>= 2;
733 } else
734 pll_div->lf = 0;
735
736 Ndiv = target / source;
737 if ((Ndiv < 5) || (Ndiv > 12))
738 printk(KERN_WARNING
739 "WM9713 PLL N value %u out of recommended range!\n",
740 Ndiv);
741
742 pll_div->n = Ndiv;
743 Nmod = target % source;
744 Kpart = FIXED_PLL_SIZE * (long long)Nmod;
745
746 do_div(Kpart, source);
747
748 K = Kpart & 0xFFFFFFFF;
749
750 /* Check if we need to round */
751 if ((K % 10) >= 5)
752 K += 5;
753
754 /* Move down to proper range now rounding is done */
755 K /= 10;
756
757 pll_div->k = K;
758 }
759
760 /**
761 * Please note that changing the PLL input frequency may require
762 * resynchronisation with the AC97 controller.
763 */
764 static int wm9713_set_pll(struct snd_soc_codec *codec,
765 int pll_id, unsigned int freq_in, unsigned int freq_out)
766 {
767 struct wm9713_priv *wm9713 = snd_soc_codec_get_drvdata(codec);
768 u16 reg, reg2;
769 struct _pll_div pll_div;
770
771 /* turn PLL off ? */
772 if (freq_in == 0) {
773 /* disable PLL power and select ext source */
774 reg = ac97_read(codec, AC97_HANDSET_RATE);
775 ac97_write(codec, AC97_HANDSET_RATE, reg | 0x0080);
776 reg = ac97_read(codec, AC97_EXTENDED_MID);
777 ac97_write(codec, AC97_EXTENDED_MID, reg | 0x0200);
778 wm9713->pll_in = 0;
779 return 0;
780 }
781
782 pll_factors(&pll_div, freq_in);
783
784 if (pll_div.k == 0) {
785 reg = (pll_div.n << 12) | (pll_div.lf << 11) |
786 (pll_div.divsel << 9) | (pll_div.divctl << 8);
787 ac97_write(codec, AC97_LINE1_LEVEL, reg);
788 } else {
789 /* write the fractional k to the reg 0x46 pages */
790 reg2 = (pll_div.n << 12) | (pll_div.lf << 11) | (1 << 10) |
791 (pll_div.divsel << 9) | (pll_div.divctl << 8);
792
793 /* K [21:20] */
794 reg = reg2 | (0x5 << 4) | (pll_div.k >> 20);
795 ac97_write(codec, AC97_LINE1_LEVEL, reg);
796
797 /* K [19:16] */
798 reg = reg2 | (0x4 << 4) | ((pll_div.k >> 16) & 0xf);
799 ac97_write(codec, AC97_LINE1_LEVEL, reg);
800
801 /* K [15:12] */
802 reg = reg2 | (0x3 << 4) | ((pll_div.k >> 12) & 0xf);
803 ac97_write(codec, AC97_LINE1_LEVEL, reg);
804
805 /* K [11:8] */
806 reg = reg2 | (0x2 << 4) | ((pll_div.k >> 8) & 0xf);
807 ac97_write(codec, AC97_LINE1_LEVEL, reg);
808
809 /* K [7:4] */
810 reg = reg2 | (0x1 << 4) | ((pll_div.k >> 4) & 0xf);
811 ac97_write(codec, AC97_LINE1_LEVEL, reg);
812
813 reg = reg2 | (0x0 << 4) | (pll_div.k & 0xf); /* K [3:0] */
814 ac97_write(codec, AC97_LINE1_LEVEL, reg);
815 }
816
817 /* turn PLL on and select as source */
818 reg = ac97_read(codec, AC97_EXTENDED_MID);
819 ac97_write(codec, AC97_EXTENDED_MID, reg & 0xfdff);
820 reg = ac97_read(codec, AC97_HANDSET_RATE);
821 ac97_write(codec, AC97_HANDSET_RATE, reg & 0xff7f);
822 wm9713->pll_in = freq_in;
823
824 /* wait 10ms AC97 link frames for the link to stabilise */
825 schedule_timeout_interruptible(msecs_to_jiffies(10));
826 return 0;
827 }
828
829 static int wm9713_set_dai_pll(struct snd_soc_dai *codec_dai, int pll_id,
830 int source, unsigned int freq_in, unsigned int freq_out)
831 {
832 struct snd_soc_codec *codec = codec_dai->codec;
833 return wm9713_set_pll(codec, pll_id, freq_in, freq_out);
834 }
835
836 /*
837 * Tristate the PCM DAI lines, tristate can be disabled by calling
838 * wm9713_set_dai_fmt()
839 */
840 static int wm9713_set_dai_tristate(struct snd_soc_dai *codec_dai,
841 int tristate)
842 {
843 struct snd_soc_codec *codec = codec_dai->codec;
844 u16 reg = ac97_read(codec, AC97_CENTER_LFE_MASTER) & 0x9fff;
845
846 if (tristate)
847 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg);
848
849 return 0;
850 }
851
852 /*
853 * Configure WM9713 clock dividers.
854 * Voice DAC needs 256 FS
855 */
856 static int wm9713_set_dai_clkdiv(struct snd_soc_dai *codec_dai,
857 int div_id, int div)
858 {
859 struct snd_soc_codec *codec = codec_dai->codec;
860 u16 reg;
861
862 switch (div_id) {
863 case WM9713_PCMCLK_DIV:
864 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0xf0ff;
865 ac97_write(codec, AC97_HANDSET_RATE, reg | div);
866 break;
867 case WM9713_CLKA_MULT:
868 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0xfffd;
869 ac97_write(codec, AC97_HANDSET_RATE, reg | div);
870 break;
871 case WM9713_CLKB_MULT:
872 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0xfffb;
873 ac97_write(codec, AC97_HANDSET_RATE, reg | div);
874 break;
875 case WM9713_HIFI_DIV:
876 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0x8fff;
877 ac97_write(codec, AC97_HANDSET_RATE, reg | div);
878 break;
879 case WM9713_PCMBCLK_DIV:
880 reg = ac97_read(codec, AC97_CENTER_LFE_MASTER) & 0xf1ff;
881 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg | div);
882 break;
883 case WM9713_PCMCLK_PLL_DIV:
884 reg = ac97_read(codec, AC97_LINE1_LEVEL) & 0xff80;
885 ac97_write(codec, AC97_LINE1_LEVEL, reg | 0x60 | div);
886 break;
887 case WM9713_HIFI_PLL_DIV:
888 reg = ac97_read(codec, AC97_LINE1_LEVEL) & 0xff80;
889 ac97_write(codec, AC97_LINE1_LEVEL, reg | 0x70 | div);
890 break;
891 default:
892 return -EINVAL;
893 }
894
895 return 0;
896 }
897
898 static int wm9713_set_dai_fmt(struct snd_soc_dai *codec_dai,
899 unsigned int fmt)
900 {
901 struct snd_soc_codec *codec = codec_dai->codec;
902 u16 gpio = ac97_read(codec, AC97_GPIO_CFG) & 0xffc5;
903 u16 reg = 0x8000;
904
905 /* clock masters */
906 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
907 case SND_SOC_DAIFMT_CBM_CFM:
908 reg |= 0x4000;
909 gpio |= 0x0010;
910 break;
911 case SND_SOC_DAIFMT_CBM_CFS:
912 reg |= 0x6000;
913 gpio |= 0x0018;
914 break;
915 case SND_SOC_DAIFMT_CBS_CFS:
916 reg |= 0x2000;
917 gpio |= 0x001a;
918 break;
919 case SND_SOC_DAIFMT_CBS_CFM:
920 gpio |= 0x0012;
921 break;
922 }
923
924 /* clock inversion */
925 switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
926 case SND_SOC_DAIFMT_IB_IF:
927 reg |= 0x00c0;
928 break;
929 case SND_SOC_DAIFMT_IB_NF:
930 reg |= 0x0080;
931 break;
932 case SND_SOC_DAIFMT_NB_IF:
933 reg |= 0x0040;
934 break;
935 }
936
937 /* DAI format */
938 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
939 case SND_SOC_DAIFMT_I2S:
940 reg |= 0x0002;
941 break;
942 case SND_SOC_DAIFMT_RIGHT_J:
943 break;
944 case SND_SOC_DAIFMT_LEFT_J:
945 reg |= 0x0001;
946 break;
947 case SND_SOC_DAIFMT_DSP_A:
948 reg |= 0x0003;
949 break;
950 case SND_SOC_DAIFMT_DSP_B:
951 reg |= 0x0043;
952 break;
953 }
954
955 ac97_write(codec, AC97_GPIO_CFG, gpio);
956 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg);
957 return 0;
958 }
959
960 static int wm9713_pcm_hw_params(struct snd_pcm_substream *substream,
961 struct snd_pcm_hw_params *params,
962 struct snd_soc_dai *dai)
963 {
964 struct snd_soc_codec *codec = dai->codec;
965 u16 reg = ac97_read(codec, AC97_CENTER_LFE_MASTER) & 0xfff3;
966
967 switch (params_format(params)) {
968 case SNDRV_PCM_FORMAT_S16_LE:
969 break;
970 case SNDRV_PCM_FORMAT_S20_3LE:
971 reg |= 0x0004;
972 break;
973 case SNDRV_PCM_FORMAT_S24_LE:
974 reg |= 0x0008;
975 break;
976 case SNDRV_PCM_FORMAT_S32_LE:
977 reg |= 0x000c;
978 break;
979 }
980
981 /* enable PCM interface in master mode */
982 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg);
983 return 0;
984 }
985
986 static int ac97_hifi_prepare(struct snd_pcm_substream *substream,
987 struct snd_soc_dai *dai)
988 {
989 struct snd_soc_codec *codec = dai->codec;
990 struct snd_pcm_runtime *runtime = substream->runtime;
991 int reg;
992 u16 vra;
993
994 vra = ac97_read(codec, AC97_EXTENDED_STATUS);
995 ac97_write(codec, AC97_EXTENDED_STATUS, vra | 0x1);
996
997 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
998 reg = AC97_PCM_FRONT_DAC_RATE;
999 else
1000 reg = AC97_PCM_LR_ADC_RATE;
1001
1002 return ac97_write(codec, reg, runtime->rate);
1003 }
1004
1005 static int ac97_aux_prepare(struct snd_pcm_substream *substream,
1006 struct snd_soc_dai *dai)
1007 {
1008 struct snd_soc_codec *codec = dai->codec;
1009 struct snd_pcm_runtime *runtime = substream->runtime;
1010 u16 vra, xsle;
1011
1012 vra = ac97_read(codec, AC97_EXTENDED_STATUS);
1013 ac97_write(codec, AC97_EXTENDED_STATUS, vra | 0x1);
1014 xsle = ac97_read(codec, AC97_PCI_SID);
1015 ac97_write(codec, AC97_PCI_SID, xsle | 0x8000);
1016
1017 if (substream->stream != SNDRV_PCM_STREAM_PLAYBACK)
1018 return -ENODEV;
1019
1020 return ac97_write(codec, AC97_PCM_SURR_DAC_RATE, runtime->rate);
1021 }
1022
1023 #define WM9713_RATES (SNDRV_PCM_RATE_8000 | \
1024 SNDRV_PCM_RATE_11025 | \
1025 SNDRV_PCM_RATE_22050 | \
1026 SNDRV_PCM_RATE_44100 | \
1027 SNDRV_PCM_RATE_48000)
1028
1029 #define WM9713_PCM_RATES (SNDRV_PCM_RATE_8000 | \
1030 SNDRV_PCM_RATE_11025 | \
1031 SNDRV_PCM_RATE_16000 | \
1032 SNDRV_PCM_RATE_22050 | \
1033 SNDRV_PCM_RATE_44100 | \
1034 SNDRV_PCM_RATE_48000)
1035
1036 #define WM9713_PCM_FORMATS \
1037 (SNDRV_PCM_FORMAT_S16_LE | SNDRV_PCM_FORMAT_S20_3LE | \
1038 SNDRV_PCM_FORMAT_S24_LE)
1039
1040 static struct snd_soc_dai_ops wm9713_dai_ops_hifi = {
1041 .prepare = ac97_hifi_prepare,
1042 .set_clkdiv = wm9713_set_dai_clkdiv,
1043 .set_pll = wm9713_set_dai_pll,
1044 };
1045
1046 static struct snd_soc_dai_ops wm9713_dai_ops_aux = {
1047 .prepare = ac97_aux_prepare,
1048 .set_clkdiv = wm9713_set_dai_clkdiv,
1049 .set_pll = wm9713_set_dai_pll,
1050 };
1051
1052 static struct snd_soc_dai_ops wm9713_dai_ops_voice = {
1053 .hw_params = wm9713_pcm_hw_params,
1054 .set_clkdiv = wm9713_set_dai_clkdiv,
1055 .set_pll = wm9713_set_dai_pll,
1056 .set_fmt = wm9713_set_dai_fmt,
1057 .set_tristate = wm9713_set_dai_tristate,
1058 };
1059
1060 struct snd_soc_dai wm9713_dai[] = {
1061 {
1062 .name = "AC97 HiFi",
1063 .ac97_control = 1,
1064 .playback = {
1065 .stream_name = "HiFi Playback",
1066 .channels_min = 1,
1067 .channels_max = 2,
1068 .rates = WM9713_RATES,
1069 .formats = SND_SOC_STD_AC97_FMTS,},
1070 .capture = {
1071 .stream_name = "HiFi Capture",
1072 .channels_min = 1,
1073 .channels_max = 2,
1074 .rates = WM9713_RATES,
1075 .formats = SND_SOC_STD_AC97_FMTS,},
1076 .ops = &wm9713_dai_ops_hifi,
1077 },
1078 {
1079 .name = "AC97 Aux",
1080 .playback = {
1081 .stream_name = "Aux Playback",
1082 .channels_min = 1,
1083 .channels_max = 1,
1084 .rates = WM9713_RATES,
1085 .formats = SND_SOC_STD_AC97_FMTS,},
1086 .ops = &wm9713_dai_ops_aux,
1087 },
1088 {
1089 .name = "WM9713 Voice",
1090 .playback = {
1091 .stream_name = "Voice Playback",
1092 .channels_min = 1,
1093 .channels_max = 1,
1094 .rates = WM9713_PCM_RATES,
1095 .formats = WM9713_PCM_FORMATS,},
1096 .capture = {
1097 .stream_name = "Voice Capture",
1098 .channels_min = 1,
1099 .channels_max = 2,
1100 .rates = WM9713_PCM_RATES,
1101 .formats = WM9713_PCM_FORMATS,},
1102 .ops = &wm9713_dai_ops_voice,
1103 .symmetric_rates = 1,
1104 },
1105 };
1106 EXPORT_SYMBOL_GPL(wm9713_dai);
1107
1108 int wm9713_reset(struct snd_soc_codec *codec, int try_warm)
1109 {
1110 if (try_warm && soc_ac97_ops.warm_reset) {
1111 soc_ac97_ops.warm_reset(codec->ac97);
1112 if (ac97_read(codec, 0) == wm9713_reg[0])
1113 return 1;
1114 }
1115
1116 soc_ac97_ops.reset(codec->ac97);
1117 if (soc_ac97_ops.warm_reset)
1118 soc_ac97_ops.warm_reset(codec->ac97);
1119 if (ac97_read(codec, 0) != wm9713_reg[0])
1120 return -EIO;
1121 return 0;
1122 }
1123 EXPORT_SYMBOL_GPL(wm9713_reset);
1124
1125 static int wm9713_set_bias_level(struct snd_soc_codec *codec,
1126 enum snd_soc_bias_level level)
1127 {
1128 u16 reg;
1129
1130 switch (level) {
1131 case SND_SOC_BIAS_ON:
1132 /* enable thermal shutdown */
1133 reg = ac97_read(codec, AC97_EXTENDED_MID) & 0x1bff;
1134 ac97_write(codec, AC97_EXTENDED_MID, reg);
1135 break;
1136 case SND_SOC_BIAS_PREPARE:
1137 break;
1138 case SND_SOC_BIAS_STANDBY:
1139 /* enable master bias and vmid */
1140 reg = ac97_read(codec, AC97_EXTENDED_MID) & 0x3bff;
1141 ac97_write(codec, AC97_EXTENDED_MID, reg);
1142 ac97_write(codec, AC97_POWERDOWN, 0x0000);
1143 break;
1144 case SND_SOC_BIAS_OFF:
1145 /* disable everything including AC link */
1146 ac97_write(codec, AC97_EXTENDED_MID, 0xffff);
1147 ac97_write(codec, AC97_EXTENDED_MSTATUS, 0xffff);
1148 ac97_write(codec, AC97_POWERDOWN, 0xffff);
1149 break;
1150 }
1151 codec->bias_level = level;
1152 return 0;
1153 }
1154
1155 static int wm9713_soc_suspend(struct platform_device *pdev,
1156 pm_message_t state)
1157 {
1158 struct snd_soc_device *socdev = platform_get_drvdata(pdev);
1159 struct snd_soc_codec *codec = socdev->card->codec;
1160 u16 reg;
1161
1162 /* Disable everything except touchpanel - that will be handled
1163 * by the touch driver and left disabled if touch is not in
1164 * use. */
1165 reg = ac97_read(codec, AC97_EXTENDED_MID);
1166 ac97_write(codec, AC97_EXTENDED_MID, reg | 0x7fff);
1167 ac97_write(codec, AC97_EXTENDED_MSTATUS, 0xffff);
1168 ac97_write(codec, AC97_POWERDOWN, 0x6f00);
1169 ac97_write(codec, AC97_POWERDOWN, 0xffff);
1170
1171 return 0;
1172 }
1173
1174 static int wm9713_soc_resume(struct platform_device *pdev)
1175 {
1176 struct snd_soc_device *socdev = platform_get_drvdata(pdev);
1177 struct snd_soc_codec *codec = socdev->card->codec;
1178 struct wm9713_priv *wm9713 = snd_soc_codec_get_drvdata(codec);
1179 int i, ret;
1180 u16 *cache = codec->reg_cache;
1181
1182 ret = wm9713_reset(codec, 1);
1183 if (ret < 0) {
1184 printk(KERN_ERR "could not reset AC97 codec\n");
1185 return ret;
1186 }
1187
1188 wm9713_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
1189
1190 /* do we need to re-start the PLL ? */
1191 if (wm9713->pll_in)
1192 wm9713_set_pll(codec, 0, wm9713->pll_in, 0);
1193
1194 /* only synchronise the codec if warm reset failed */
1195 if (ret == 0) {
1196 for (i = 2; i < ARRAY_SIZE(wm9713_reg) << 1; i += 2) {
1197 if (i == AC97_POWERDOWN || i == AC97_EXTENDED_MID ||
1198 i == AC97_EXTENDED_MSTATUS || i > 0x66)
1199 continue;
1200 soc_ac97_ops.write(codec->ac97, i, cache[i>>1]);
1201 }
1202 }
1203
1204 return ret;
1205 }
1206
1207 static int wm9713_soc_probe(struct platform_device *pdev)
1208 {
1209 struct snd_soc_device *socdev = platform_get_drvdata(pdev);
1210 struct snd_soc_codec *codec;
1211 int ret = 0, reg;
1212
1213 socdev->card->codec = kzalloc(sizeof(struct snd_soc_codec),
1214 GFP_KERNEL);
1215 if (socdev->card->codec == NULL)
1216 return -ENOMEM;
1217 codec = socdev->card->codec;
1218 mutex_init(&codec->mutex);
1219
1220 codec->reg_cache = kmemdup(wm9713_reg, sizeof(wm9713_reg), GFP_KERNEL);
1221 if (codec->reg_cache == NULL) {
1222 ret = -ENOMEM;
1223 goto cache_err;
1224 }
1225 codec->reg_cache_size = sizeof(wm9713_reg);
1226 codec->reg_cache_step = 2;
1227
1228 snd_soc_codec_set_drvdata(codec, kzalloc(sizeof(struct wm9713_priv),
1229 GFP_KERNEL));
1230 if (snd_soc_codec_get_drvdata(codec) == NULL) {
1231 ret = -ENOMEM;
1232 goto priv_err;
1233 }
1234
1235 codec->name = "WM9713";
1236 codec->owner = THIS_MODULE;
1237 codec->dai = wm9713_dai;
1238 codec->num_dai = ARRAY_SIZE(wm9713_dai);
1239 codec->write = ac97_write;
1240 codec->read = ac97_read;
1241 codec->set_bias_level = wm9713_set_bias_level;
1242 INIT_LIST_HEAD(&codec->dapm_widgets);
1243 INIT_LIST_HEAD(&codec->dapm_paths);
1244
1245 ret = snd_soc_new_ac97_codec(codec, &soc_ac97_ops, 0);
1246 if (ret < 0)
1247 goto codec_err;
1248
1249 /* register pcms */
1250 ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1);
1251 if (ret < 0)
1252 goto pcm_err;
1253
1254 /* do a cold reset for the controller and then try
1255 * a warm reset followed by an optional cold reset for codec */
1256 wm9713_reset(codec, 0);
1257 ret = wm9713_reset(codec, 1);
1258 if (ret < 0) {
1259 printk(KERN_ERR "Failed to reset WM9713: AC97 link error\n");
1260 goto reset_err;
1261 }
1262
1263 wm9713_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
1264
1265 /* unmute the adc - move to kcontrol */
1266 reg = ac97_read(codec, AC97_CD) & 0x7fff;
1267 ac97_write(codec, AC97_CD, reg);
1268
1269 snd_soc_add_controls(codec, wm9713_snd_ac97_controls,
1270 ARRAY_SIZE(wm9713_snd_ac97_controls));
1271 wm9713_add_widgets(codec);
1272
1273 return 0;
1274
1275 reset_err:
1276 snd_soc_free_pcms(socdev);
1277 pcm_err:
1278 snd_soc_free_ac97_codec(codec);
1279
1280 codec_err:
1281 kfree(snd_soc_codec_get_drvdata(codec));
1282
1283 priv_err:
1284 kfree(codec->reg_cache);
1285
1286 cache_err:
1287 kfree(socdev->card->codec);
1288 socdev->card->codec = NULL;
1289 return ret;
1290 }
1291
1292 static int wm9713_soc_remove(struct platform_device *pdev)
1293 {
1294 struct snd_soc_device *socdev = platform_get_drvdata(pdev);
1295 struct snd_soc_codec *codec = socdev->card->codec;
1296
1297 if (codec == NULL)
1298 return 0;
1299
1300 snd_soc_dapm_free(socdev);
1301 snd_soc_free_pcms(socdev);
1302 snd_soc_free_ac97_codec(codec);
1303 kfree(snd_soc_codec_get_drvdata(codec));
1304 kfree(codec->reg_cache);
1305 kfree(codec);
1306 return 0;
1307 }
1308
1309 struct snd_soc_codec_device soc_codec_dev_wm9713 = {
1310 .probe = wm9713_soc_probe,
1311 .remove = wm9713_soc_remove,
1312 .suspend = wm9713_soc_suspend,
1313 .resume = wm9713_soc_resume,
1314 };
1315 EXPORT_SYMBOL_GPL(soc_codec_dev_wm9713);
1316
1317 MODULE_DESCRIPTION("ASoC WM9713/WM9714 driver");
1318 MODULE_AUTHOR("Liam Girdwood");
1319 MODULE_LICENSE("GPL");
Linux with added FPC-III support