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Add linux-next specific files for 20110421
[linux-2.6/next.git] / sound / soc / codecs / wm9713.c
blob7167cb6787dba44efdc25a4550d12d24bbb026c6
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
30 #include "wm9713.h"
31
32 struct wm9713_priv {
33 u32 pll_in; /* PLL input frequency */
34 };
35
36 static unsigned int ac97_read(struct snd_soc_codec *codec,
37 unsigned int reg);
38 static int ac97_write(struct snd_soc_codec *codec,
39 unsigned int reg, unsigned int val);
40
41 /*
42 * WM9713 register cache
43 * Reg 0x3c bit 15 is used by touch driver.
44 */
45 static const u16 wm9713_reg[] = {
46 0x6174, 0x8080, 0x8080, 0x8080,
47 0xc880, 0xe808, 0xe808, 0x0808,
48 0x00da, 0x8000, 0xd600, 0xaaa0,
49 0xaaa0, 0xaaa0, 0x0000, 0x0000,
50 0x0f0f, 0x0040, 0x0000, 0x7f00,
51 0x0405, 0x0410, 0xbb80, 0xbb80,
52 0x0000, 0xbb80, 0x0000, 0x4523,
53 0x0000, 0x2000, 0x7eff, 0xffff,
54 0x0000, 0x0000, 0x0080, 0x0000,
55 0x0000, 0x0000, 0xfffe, 0xffff,
56 0x0000, 0x0000, 0x0000, 0xfffe,
57 0x4000, 0x0000, 0x0000, 0x0000,
58 0xb032, 0x3e00, 0x0000, 0x0000,
59 0x0000, 0x0000, 0x0000, 0x0000,
60 0x0000, 0x0000, 0x0000, 0x0006,
61 0x0001, 0x0000, 0x574d, 0x4c13,
62 0x0000, 0x0000, 0x0000
63 };
64
65 /* virtual HP mixers regs */
66 #define HPL_MIXER 0x80
67 #define HPR_MIXER 0x82
68 #define MICB_MUX 0x82
69
70 static const char *wm9713_mic_mixer[] = {"Stereo", "Mic 1", "Mic 2", "Mute"};
71 static const char *wm9713_rec_mux[] = {"Stereo", "Left", "Right", "Mute"};
72 static const char *wm9713_rec_src[] =
73 {"Mic 1", "Mic 2", "Line", "Mono In", "Headphone", "Speaker",
74 "Mono Out", "Zh"};
75 static const char *wm9713_rec_gain[] = {"+1.5dB Steps", "+0.75dB Steps"};
76 static const char *wm9713_alc_select[] = {"None", "Left", "Right", "Stereo"};
77 static const char *wm9713_mono_pga[] = {"Vmid", "Zh", "Mono", "Inv",
78 "Mono Vmid", "Inv Vmid"};
79 static const char *wm9713_spk_pga[] =
80 {"Vmid", "Zh", "Headphone", "Speaker", "Inv", "Headphone Vmid",
81 "Speaker Vmid", "Inv Vmid"};
82 static const char *wm9713_hp_pga[] = {"Vmid", "Zh", "Headphone",
83 "Headphone Vmid"};
84 static const char *wm9713_out3_pga[] = {"Vmid", "Zh", "Inv 1", "Inv 1 Vmid"};
85 static const char *wm9713_out4_pga[] = {"Vmid", "Zh", "Inv 2", "Inv 2 Vmid"};
86 static const char *wm9713_dac_inv[] =
87 {"Off", "Mono", "Speaker", "Left Headphone", "Right Headphone",
88 "Headphone Mono", "NC", "Vmid"};
89 static const char *wm9713_bass[] = {"Linear Control", "Adaptive Boost"};
90 static const char *wm9713_ng_type[] = {"Constant Gain", "Mute"};
91 static const char *wm9713_mic_select[] = {"Mic 1", "Mic 2 A", "Mic 2 B"};
92 static const char *wm9713_micb_select[] = {"MPB", "MPA"};
93
94 static const struct soc_enum wm9713_enum[] = {
95 SOC_ENUM_SINGLE(AC97_LINE, 3, 4, wm9713_mic_mixer), /* record mic mixer 0 */
96 SOC_ENUM_SINGLE(AC97_VIDEO, 14, 4, wm9713_rec_mux), /* record mux hp 1 */
97 SOC_ENUM_SINGLE(AC97_VIDEO, 9, 4, wm9713_rec_mux), /* record mux mono 2 */
98 SOC_ENUM_SINGLE(AC97_VIDEO, 3, 8, wm9713_rec_src), /* record mux left 3 */
99 SOC_ENUM_SINGLE(AC97_VIDEO, 0, 8, wm9713_rec_src), /* record mux right 4*/
100 SOC_ENUM_DOUBLE(AC97_CD, 14, 6, 2, wm9713_rec_gain), /* record step size 5 */
101 SOC_ENUM_SINGLE(AC97_PCI_SVID, 14, 4, wm9713_alc_select), /* alc source select 6*/
102 SOC_ENUM_SINGLE(AC97_REC_GAIN, 14, 4, wm9713_mono_pga), /* mono input select 7 */
103 SOC_ENUM_SINGLE(AC97_REC_GAIN, 11, 8, wm9713_spk_pga), /* speaker left input select 8 */
104 SOC_ENUM_SINGLE(AC97_REC_GAIN, 8, 8, wm9713_spk_pga), /* speaker right input select 9 */
105 SOC_ENUM_SINGLE(AC97_REC_GAIN, 6, 3, wm9713_hp_pga), /* headphone left input 10 */
106 SOC_ENUM_SINGLE(AC97_REC_GAIN, 4, 3, wm9713_hp_pga), /* headphone right input 11 */
107 SOC_ENUM_SINGLE(AC97_REC_GAIN, 2, 4, wm9713_out3_pga), /* out 3 source 12 */
108 SOC_ENUM_SINGLE(AC97_REC_GAIN, 0, 4, wm9713_out4_pga), /* out 4 source 13 */
109 SOC_ENUM_SINGLE(AC97_REC_GAIN_MIC, 13, 8, wm9713_dac_inv), /* dac invert 1 14 */
110 SOC_ENUM_SINGLE(AC97_REC_GAIN_MIC, 10, 8, wm9713_dac_inv), /* dac invert 2 15 */
111 SOC_ENUM_SINGLE(AC97_GENERAL_PURPOSE, 15, 2, wm9713_bass), /* bass control 16 */
112 SOC_ENUM_SINGLE(AC97_PCI_SVID, 5, 2, wm9713_ng_type), /* noise gate type 17 */
113 SOC_ENUM_SINGLE(AC97_3D_CONTROL, 12, 3, wm9713_mic_select), /* mic selection 18 */
114 SOC_ENUM_SINGLE(MICB_MUX, 0, 2, wm9713_micb_select), /* mic selection 19 */
115 };
116
117 static const DECLARE_TLV_DB_SCALE(out_tlv, -4650, 150, 0);
118 static const DECLARE_TLV_DB_SCALE(main_tlv, -3450, 150, 0);
119 static const DECLARE_TLV_DB_SCALE(misc_tlv, -1500, 300, 0);
120 static unsigned int mic_tlv[] = {
121 TLV_DB_RANGE_HEAD(2),
122 0, 2, TLV_DB_SCALE_ITEM(1200, 600, 0),
123 3, 3, TLV_DB_SCALE_ITEM(3000, 0, 0),
124 };
125
126 static const struct snd_kcontrol_new wm9713_snd_ac97_controls[] = {
127 SOC_DOUBLE_TLV("Speaker Playback Volume", AC97_MASTER, 8, 0, 31, 1, out_tlv),
128 SOC_DOUBLE("Speaker Playback Switch", AC97_MASTER, 15, 7, 1, 1),
129 SOC_DOUBLE_TLV("Headphone Playback Volume", AC97_HEADPHONE, 8, 0, 31, 1,
130 out_tlv),
131 SOC_DOUBLE("Headphone Playback Switch", AC97_HEADPHONE, 15, 7, 1, 1),
132 SOC_DOUBLE_TLV("Line In Volume", AC97_PC_BEEP, 8, 0, 31, 1, main_tlv),
133 SOC_DOUBLE_TLV("PCM Playback Volume", AC97_PHONE, 8, 0, 31, 1, main_tlv),
134 SOC_SINGLE_TLV("Mic 1 Volume", AC97_MIC, 8, 31, 1, main_tlv),
135 SOC_SINGLE_TLV("Mic 2 Volume", AC97_MIC, 0, 31, 1, main_tlv),
136 SOC_SINGLE_TLV("Mic 1 Preamp Volume", AC97_3D_CONTROL, 10, 3, 0, mic_tlv),
137 SOC_SINGLE_TLV("Mic 2 Preamp Volume", AC97_3D_CONTROL, 12, 3, 0, mic_tlv),
138
139 SOC_SINGLE("Mic Boost (+20dB) Switch", AC97_LINE, 5, 1, 0),
140 SOC_SINGLE("Mic Headphone Mixer Volume", AC97_LINE, 0, 7, 1),
141
142 SOC_SINGLE("Capture Switch", AC97_CD, 15, 1, 1),
143 SOC_ENUM("Capture Volume Steps", wm9713_enum[5]),
144 SOC_DOUBLE("Capture Volume", AC97_CD, 8, 0, 31, 0),
145 SOC_SINGLE("Capture ZC Switch", AC97_CD, 7, 1, 0),
146
147 SOC_SINGLE_TLV("Capture to Headphone Volume", AC97_VIDEO, 11, 7, 1, misc_tlv),
148 SOC_SINGLE("Capture to Mono Boost (+20dB) Switch", AC97_VIDEO, 8, 1, 0),
149 SOC_SINGLE("Capture ADC Boost (+20dB) Switch", AC97_VIDEO, 6, 1, 0),
150
151 SOC_SINGLE("ALC Target Volume", AC97_CODEC_CLASS_REV, 12, 15, 0),
152 SOC_SINGLE("ALC Hold Time", AC97_CODEC_CLASS_REV, 8, 15, 0),
153 SOC_SINGLE("ALC Decay Time", AC97_CODEC_CLASS_REV, 4, 15, 0),
154 SOC_SINGLE("ALC Attack Time", AC97_CODEC_CLASS_REV, 0, 15, 0),
155 SOC_ENUM("ALC Function", wm9713_enum[6]),
156 SOC_SINGLE("ALC Max Volume", AC97_PCI_SVID, 11, 7, 0),
157 SOC_SINGLE("ALC ZC Timeout", AC97_PCI_SVID, 9, 3, 0),
158 SOC_SINGLE("ALC ZC Switch", AC97_PCI_SVID, 8, 1, 0),
159 SOC_SINGLE("ALC NG Switch", AC97_PCI_SVID, 7, 1, 0),
160 SOC_ENUM("ALC NG Type", wm9713_enum[17]),
161 SOC_SINGLE("ALC NG Threshold", AC97_PCI_SVID, 0, 31, 0),
162
163 SOC_DOUBLE("Speaker Playback ZC Switch", AC97_MASTER, 14, 6, 1, 0),
164 SOC_DOUBLE("Headphone Playback ZC Switch", AC97_HEADPHONE, 14, 6, 1, 0),
165
166 SOC_SINGLE("Out4 Playback Switch", AC97_MASTER_MONO, 15, 1, 1),
167 SOC_SINGLE("Out4 Playback ZC Switch", AC97_MASTER_MONO, 14, 1, 0),
168 SOC_SINGLE_TLV("Out4 Playback Volume", AC97_MASTER_MONO, 8, 31, 1, out_tlv),
169
170 SOC_SINGLE("Out3 Playback Switch", AC97_MASTER_MONO, 7, 1, 1),
171 SOC_SINGLE("Out3 Playback ZC Switch", AC97_MASTER_MONO, 6, 1, 0),
172 SOC_SINGLE_TLV("Out3 Playback Volume", AC97_MASTER_MONO, 0, 31, 1, out_tlv),
173
174 SOC_SINGLE_TLV("Mono Capture Volume", AC97_MASTER_TONE, 8, 31, 1, main_tlv),
175 SOC_SINGLE("Mono Playback Switch", AC97_MASTER_TONE, 7, 1, 1),
176 SOC_SINGLE("Mono Playback ZC Switch", AC97_MASTER_TONE, 6, 1, 0),
177 SOC_SINGLE_TLV("Mono Playback Volume", AC97_MASTER_TONE, 0, 31, 1, out_tlv),
178
179 SOC_SINGLE_TLV("Headphone Mixer Beep Playback Volume", AC97_AUX, 12, 7, 1,
180 misc_tlv),
181 SOC_SINGLE_TLV("Speaker Mixer Beep Playback Volume", AC97_AUX, 8, 7, 1,
182 misc_tlv),
183 SOC_SINGLE_TLV("Mono Mixer Beep Playback Volume", AC97_AUX, 4, 7, 1, misc_tlv),
184
185 SOC_SINGLE_TLV("Voice Playback Headphone Volume", AC97_PCM, 12, 7, 1,
186 misc_tlv),
187 SOC_SINGLE("Voice Playback Master Volume", AC97_PCM, 8, 7, 1),
188 SOC_SINGLE("Voice Playback Mono Volume", AC97_PCM, 4, 7, 1),
189
190 SOC_SINGLE_TLV("Headphone Mixer Aux Playback Volume", AC97_REC_SEL, 12, 7, 1,
191 misc_tlv),
192
193 SOC_SINGLE_TLV("Speaker Mixer Voice Playback Volume", AC97_PCM, 8, 7, 1,
194 misc_tlv),
195 SOC_SINGLE_TLV("Speaker Mixer Aux Playback Volume", AC97_REC_SEL, 8, 7, 1,
196 misc_tlv),
197
198 SOC_SINGLE_TLV("Mono Mixer Voice Playback Volume", AC97_PCM, 4, 7, 1,
199 misc_tlv),
200 SOC_SINGLE_TLV("Mono Mixer Aux Playback Volume", AC97_REC_SEL, 4, 7, 1,
201 misc_tlv),
202
203 SOC_SINGLE("Aux Playback Headphone Volume", AC97_REC_SEL, 12, 7, 1),
204 SOC_SINGLE("Aux Playback Master Volume", AC97_REC_SEL, 8, 7, 1),
205
206 SOC_ENUM("Bass Control", wm9713_enum[16]),
207 SOC_SINGLE("Bass Cut-off Switch", AC97_GENERAL_PURPOSE, 12, 1, 1),
208 SOC_SINGLE("Tone Cut-off Switch", AC97_GENERAL_PURPOSE, 4, 1, 1),
209 SOC_SINGLE("Playback Attenuate (-6dB) Switch", AC97_GENERAL_PURPOSE, 6, 1, 0),
210 SOC_SINGLE("Bass Volume", AC97_GENERAL_PURPOSE, 8, 15, 1),
211 SOC_SINGLE("Tone Volume", AC97_GENERAL_PURPOSE, 0, 15, 1),
212
213 SOC_SINGLE("3D Upper Cut-off Switch", AC97_REC_GAIN_MIC, 5, 1, 0),
214 SOC_SINGLE("3D Lower Cut-off Switch", AC97_REC_GAIN_MIC, 4, 1, 0),
215 SOC_SINGLE("3D Depth", AC97_REC_GAIN_MIC, 0, 15, 1),
216 };
217
218 static int wm9713_voice_shutdown(struct snd_soc_dapm_widget *w,
219 struct snd_kcontrol *kcontrol, int event)
220 {
221 struct snd_soc_codec *codec = w->codec;
222 u16 status, rate;
223
224 BUG_ON(event != SND_SOC_DAPM_PRE_PMD);
225
226 /* Gracefully shut down the voice interface. */
227 status = ac97_read(codec, AC97_EXTENDED_MID) | 0x1000;
228 rate = ac97_read(codec, AC97_HANDSET_RATE) & 0xF0FF;
229 ac97_write(codec, AC97_HANDSET_RATE, rate | 0x0200);
230 schedule_timeout_interruptible(msecs_to_jiffies(1));
231 ac97_write(codec, AC97_HANDSET_RATE, rate | 0x0F00);
232 ac97_write(codec, AC97_EXTENDED_MID, status);
233
234 return 0;
235 }
236
237
238 /* We have to create a fake left and right HP mixers because
239 * the codec only has a single control that is shared by both channels.
240 * This makes it impossible to determine the audio path using the current
241 * register map, thus we add a new (virtual) register to help determine the
242 * audio route within the device.
243 */
244 static int mixer_event(struct snd_soc_dapm_widget *w,
245 struct snd_kcontrol *kcontrol, int event)
246 {
247 u16 l, r, beep, tone, phone, rec, pcm, aux;
248
249 l = ac97_read(w->codec, HPL_MIXER);
250 r = ac97_read(w->codec, HPR_MIXER);
251 beep = ac97_read(w->codec, AC97_PC_BEEP);
252 tone = ac97_read(w->codec, AC97_MASTER_TONE);
253 phone = ac97_read(w->codec, AC97_PHONE);
254 rec = ac97_read(w->codec, AC97_REC_SEL);
255 pcm = ac97_read(w->codec, AC97_PCM);
256 aux = ac97_read(w->codec, AC97_AUX);
257
258 if (event & SND_SOC_DAPM_PRE_REG)
259 return 0;
260 if ((l & 0x1) || (r & 0x1))
261 ac97_write(w->codec, AC97_PC_BEEP, beep & 0x7fff);
262 else
263 ac97_write(w->codec, AC97_PC_BEEP, beep | 0x8000);
264
265 if ((l & 0x2) || (r & 0x2))
266 ac97_write(w->codec, AC97_MASTER_TONE, tone & 0x7fff);
267 else
268 ac97_write(w->codec, AC97_MASTER_TONE, tone | 0x8000);
269
270 if ((l & 0x4) || (r & 0x4))
271 ac97_write(w->codec, AC97_PHONE, phone & 0x7fff);
272 else
273 ac97_write(w->codec, AC97_PHONE, phone | 0x8000);
274
275 if ((l & 0x8) || (r & 0x8))
276 ac97_write(w->codec, AC97_REC_SEL, rec & 0x7fff);
277 else
278 ac97_write(w->codec, AC97_REC_SEL, rec | 0x8000);
279
280 if ((l & 0x10) || (r & 0x10))
281 ac97_write(w->codec, AC97_PCM, pcm & 0x7fff);
282 else
283 ac97_write(w->codec, AC97_PCM, pcm | 0x8000);
284
285 if ((l & 0x20) || (r & 0x20))
286 ac97_write(w->codec, AC97_AUX, aux & 0x7fff);
287 else
288 ac97_write(w->codec, AC97_AUX, aux | 0x8000);
289
290 return 0;
291 }
292
293 /* Left Headphone Mixers */
294 static const struct snd_kcontrol_new wm9713_hpl_mixer_controls[] = {
295 SOC_DAPM_SINGLE("Beep Playback Switch", HPL_MIXER, 5, 1, 0),
296 SOC_DAPM_SINGLE("Voice Playback Switch", HPL_MIXER, 4, 1, 0),
297 SOC_DAPM_SINGLE("Aux Playback Switch", HPL_MIXER, 3, 1, 0),
298 SOC_DAPM_SINGLE("PCM Playback Switch", HPL_MIXER, 2, 1, 0),
299 SOC_DAPM_SINGLE("MonoIn Playback Switch", HPL_MIXER, 1, 1, 0),
300 SOC_DAPM_SINGLE("Bypass Playback Switch", HPL_MIXER, 0, 1, 0),
301 };
302
303 /* Right Headphone Mixers */
304 static const struct snd_kcontrol_new wm9713_hpr_mixer_controls[] = {
305 SOC_DAPM_SINGLE("Beep Playback Switch", HPR_MIXER, 5, 1, 0),
306 SOC_DAPM_SINGLE("Voice Playback Switch", HPR_MIXER, 4, 1, 0),
307 SOC_DAPM_SINGLE("Aux Playback Switch", HPR_MIXER, 3, 1, 0),
308 SOC_DAPM_SINGLE("PCM Playback Switch", HPR_MIXER, 2, 1, 0),
309 SOC_DAPM_SINGLE("MonoIn Playback Switch", HPR_MIXER, 1, 1, 0),
310 SOC_DAPM_SINGLE("Bypass Playback Switch", HPR_MIXER, 0, 1, 0),
311 };
312
313 /* headphone capture mux */
314 static const struct snd_kcontrol_new wm9713_hp_rec_mux_controls =
315 SOC_DAPM_ENUM("Route", wm9713_enum[1]);
316
317 /* headphone mic mux */
318 static const struct snd_kcontrol_new wm9713_hp_mic_mux_controls =
319 SOC_DAPM_ENUM("Route", wm9713_enum[0]);
320
321 /* Speaker Mixer */
322 static const struct snd_kcontrol_new wm9713_speaker_mixer_controls[] = {
323 SOC_DAPM_SINGLE("Beep Playback Switch", AC97_AUX, 11, 1, 1),
324 SOC_DAPM_SINGLE("Voice Playback Switch", AC97_PCM, 11, 1, 1),
325 SOC_DAPM_SINGLE("Aux Playback Switch", AC97_REC_SEL, 11, 1, 1),
326 SOC_DAPM_SINGLE("PCM Playback Switch", AC97_PHONE, 14, 1, 1),
327 SOC_DAPM_SINGLE("MonoIn Playback Switch", AC97_MASTER_TONE, 14, 1, 1),
328 SOC_DAPM_SINGLE("Bypass Playback Switch", AC97_PC_BEEP, 14, 1, 1),
329 };
330
331 /* Mono Mixer */
332 static const struct snd_kcontrol_new wm9713_mono_mixer_controls[] = {
333 SOC_DAPM_SINGLE("Beep Playback Switch", AC97_AUX, 7, 1, 1),
334 SOC_DAPM_SINGLE("Voice Playback Switch", AC97_PCM, 7, 1, 1),
335 SOC_DAPM_SINGLE("Aux Playback Switch", AC97_REC_SEL, 7, 1, 1),
336 SOC_DAPM_SINGLE("PCM Playback Switch", AC97_PHONE, 13, 1, 1),
337 SOC_DAPM_SINGLE("MonoIn Playback Switch", AC97_MASTER_TONE, 13, 1, 1),
338 SOC_DAPM_SINGLE("Bypass Playback Switch", AC97_PC_BEEP, 13, 1, 1),
339 SOC_DAPM_SINGLE("Mic 1 Sidetone Switch", AC97_LINE, 7, 1, 1),
340 SOC_DAPM_SINGLE("Mic 2 Sidetone Switch", AC97_LINE, 6, 1, 1),
341 };
342
343 /* mono mic mux */
344 static const struct snd_kcontrol_new wm9713_mono_mic_mux_controls =
345 SOC_DAPM_ENUM("Route", wm9713_enum[2]);
346
347 /* mono output mux */
348 static const struct snd_kcontrol_new wm9713_mono_mux_controls =
349 SOC_DAPM_ENUM("Route", wm9713_enum[7]);
350
351 /* speaker left output mux */
352 static const struct snd_kcontrol_new wm9713_hp_spkl_mux_controls =
353 SOC_DAPM_ENUM("Route", wm9713_enum[8]);
354
355 /* speaker right output mux */
356 static const struct snd_kcontrol_new wm9713_hp_spkr_mux_controls =
357 SOC_DAPM_ENUM("Route", wm9713_enum[9]);
358
359 /* headphone left output mux */
360 static const struct snd_kcontrol_new wm9713_hpl_out_mux_controls =
361 SOC_DAPM_ENUM("Route", wm9713_enum[10]);
362
363 /* headphone right output mux */
364 static const struct snd_kcontrol_new wm9713_hpr_out_mux_controls =
365 SOC_DAPM_ENUM("Route", wm9713_enum[11]);
366
367 /* Out3 mux */
368 static const struct snd_kcontrol_new wm9713_out3_mux_controls =
369 SOC_DAPM_ENUM("Route", wm9713_enum[12]);
370
371 /* Out4 mux */
372 static const struct snd_kcontrol_new wm9713_out4_mux_controls =
373 SOC_DAPM_ENUM("Route", wm9713_enum[13]);
374
375 /* DAC inv mux 1 */
376 static const struct snd_kcontrol_new wm9713_dac_inv1_mux_controls =
377 SOC_DAPM_ENUM("Route", wm9713_enum[14]);
378
379 /* DAC inv mux 2 */
380 static const struct snd_kcontrol_new wm9713_dac_inv2_mux_controls =
381 SOC_DAPM_ENUM("Route", wm9713_enum[15]);
382
383 /* Capture source left */
384 static const struct snd_kcontrol_new wm9713_rec_srcl_mux_controls =
385 SOC_DAPM_ENUM("Route", wm9713_enum[3]);
386
387 /* Capture source right */
388 static const struct snd_kcontrol_new wm9713_rec_srcr_mux_controls =
389 SOC_DAPM_ENUM("Route", wm9713_enum[4]);
390
391 /* mic source */
392 static const struct snd_kcontrol_new wm9713_mic_sel_mux_controls =
393 SOC_DAPM_ENUM("Route", wm9713_enum[18]);
394
395 /* mic source B virtual control */
396 static const struct snd_kcontrol_new wm9713_micb_sel_mux_controls =
397 SOC_DAPM_ENUM("Route", wm9713_enum[19]);
398
399 static const struct snd_soc_dapm_widget wm9713_dapm_widgets[] = {
400 SND_SOC_DAPM_MUX("Capture Headphone Mux", SND_SOC_NOPM, 0, 0,
401 &wm9713_hp_rec_mux_controls),
402 SND_SOC_DAPM_MUX("Sidetone Mux", SND_SOC_NOPM, 0, 0,
403 &wm9713_hp_mic_mux_controls),
404 SND_SOC_DAPM_MUX("Capture Mono Mux", SND_SOC_NOPM, 0, 0,
405 &wm9713_mono_mic_mux_controls),
406 SND_SOC_DAPM_MUX("Mono Out Mux", SND_SOC_NOPM, 0, 0,
407 &wm9713_mono_mux_controls),
408 SND_SOC_DAPM_MUX("Left Speaker Out Mux", SND_SOC_NOPM, 0, 0,
409 &wm9713_hp_spkl_mux_controls),
410 SND_SOC_DAPM_MUX("Right Speaker Out Mux", SND_SOC_NOPM, 0, 0,
411 &wm9713_hp_spkr_mux_controls),
412 SND_SOC_DAPM_MUX("Left Headphone Out Mux", SND_SOC_NOPM, 0, 0,
413 &wm9713_hpl_out_mux_controls),
414 SND_SOC_DAPM_MUX("Right Headphone Out Mux", SND_SOC_NOPM, 0, 0,
415 &wm9713_hpr_out_mux_controls),
416 SND_SOC_DAPM_MUX("Out 3 Mux", SND_SOC_NOPM, 0, 0,
417 &wm9713_out3_mux_controls),
418 SND_SOC_DAPM_MUX("Out 4 Mux", SND_SOC_NOPM, 0, 0,
419 &wm9713_out4_mux_controls),
420 SND_SOC_DAPM_MUX("DAC Inv Mux 1", SND_SOC_NOPM, 0, 0,
421 &wm9713_dac_inv1_mux_controls),
422 SND_SOC_DAPM_MUX("DAC Inv Mux 2", SND_SOC_NOPM, 0, 0,
423 &wm9713_dac_inv2_mux_controls),
424 SND_SOC_DAPM_MUX("Left Capture Source", SND_SOC_NOPM, 0, 0,
425 &wm9713_rec_srcl_mux_controls),
426 SND_SOC_DAPM_MUX("Right Capture Source", SND_SOC_NOPM, 0, 0,
427 &wm9713_rec_srcr_mux_controls),
428 SND_SOC_DAPM_MUX("Mic A Source", SND_SOC_NOPM, 0, 0,
429 &wm9713_mic_sel_mux_controls),
430 SND_SOC_DAPM_MUX("Mic B Source", SND_SOC_NOPM, 0, 0,
431 &wm9713_micb_sel_mux_controls),
432 SND_SOC_DAPM_MIXER_E("Left HP Mixer", AC97_EXTENDED_MID, 3, 1,
433 &wm9713_hpl_mixer_controls[0], ARRAY_SIZE(wm9713_hpl_mixer_controls),
434 mixer_event, SND_SOC_DAPM_POST_REG),
435 SND_SOC_DAPM_MIXER_E("Right HP Mixer", AC97_EXTENDED_MID, 2, 1,
436 &wm9713_hpr_mixer_controls[0], ARRAY_SIZE(wm9713_hpr_mixer_controls),
437 mixer_event, SND_SOC_DAPM_POST_REG),
438 SND_SOC_DAPM_MIXER("Mono Mixer", AC97_EXTENDED_MID, 0, 1,
439 &wm9713_mono_mixer_controls[0], ARRAY_SIZE(wm9713_mono_mixer_controls)),
440 SND_SOC_DAPM_MIXER("Speaker Mixer", AC97_EXTENDED_MID, 1, 1,
441 &wm9713_speaker_mixer_controls[0],
442 ARRAY_SIZE(wm9713_speaker_mixer_controls)),
443 SND_SOC_DAPM_DAC("Left DAC", "Left HiFi Playback", AC97_EXTENDED_MID, 7, 1),
444 SND_SOC_DAPM_DAC("Right DAC", "Right HiFi Playback", AC97_EXTENDED_MID, 6, 1),
445 SND_SOC_DAPM_MIXER("AC97 Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
446 SND_SOC_DAPM_MIXER("HP Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
447 SND_SOC_DAPM_MIXER("Line Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
448 SND_SOC_DAPM_MIXER("Capture Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
449 SND_SOC_DAPM_DAC_E("Voice DAC", "Voice Playback", AC97_EXTENDED_MID, 12, 1,
450 wm9713_voice_shutdown, SND_SOC_DAPM_PRE_PMD),
451 SND_SOC_DAPM_DAC("Aux DAC", "Aux Playback", AC97_EXTENDED_MID, 11, 1),
452 SND_SOC_DAPM_PGA("Left ADC", AC97_EXTENDED_MID, 5, 1, NULL, 0),
453 SND_SOC_DAPM_PGA("Right ADC", AC97_EXTENDED_MID, 4, 1, NULL, 0),
454 SND_SOC_DAPM_ADC("Left HiFi ADC", "Left HiFi Capture", SND_SOC_NOPM, 0, 0),
455 SND_SOC_DAPM_ADC("Right HiFi ADC", "Right HiFi Capture", SND_SOC_NOPM, 0, 0),
456 SND_SOC_DAPM_ADC("Left Voice ADC", "Left Voice Capture", SND_SOC_NOPM, 0, 0),
457 SND_SOC_DAPM_ADC("Right Voice ADC", "Right Voice Capture", SND_SOC_NOPM, 0, 0),
458 SND_SOC_DAPM_PGA("Left Headphone", AC97_EXTENDED_MSTATUS, 10, 1, NULL, 0),
459 SND_SOC_DAPM_PGA("Right Headphone", AC97_EXTENDED_MSTATUS, 9, 1, NULL, 0),
460 SND_SOC_DAPM_PGA("Left Speaker", AC97_EXTENDED_MSTATUS, 8, 1, NULL, 0),
461 SND_SOC_DAPM_PGA("Right Speaker", AC97_EXTENDED_MSTATUS, 7, 1, NULL, 0),
462 SND_SOC_DAPM_PGA("Out 3", AC97_EXTENDED_MSTATUS, 11, 1, NULL, 0),
463 SND_SOC_DAPM_PGA("Out 4", AC97_EXTENDED_MSTATUS, 12, 1, NULL, 0),
464 SND_SOC_DAPM_PGA("Mono Out", AC97_EXTENDED_MSTATUS, 13, 1, NULL, 0),
465 SND_SOC_DAPM_PGA("Left Line In", AC97_EXTENDED_MSTATUS, 6, 1, NULL, 0),
466 SND_SOC_DAPM_PGA("Right Line In", AC97_EXTENDED_MSTATUS, 5, 1, NULL, 0),
467 SND_SOC_DAPM_PGA("Mono In", AC97_EXTENDED_MSTATUS, 4, 1, NULL, 0),
468 SND_SOC_DAPM_PGA("Mic A PGA", AC97_EXTENDED_MSTATUS, 3, 1, NULL, 0),
469 SND_SOC_DAPM_PGA("Mic B PGA", AC97_EXTENDED_MSTATUS, 2, 1, NULL, 0),
470 SND_SOC_DAPM_PGA("Mic A Pre Amp", AC97_EXTENDED_MSTATUS, 1, 1, NULL, 0),
471 SND_SOC_DAPM_PGA("Mic B Pre Amp", AC97_EXTENDED_MSTATUS, 0, 1, NULL, 0),
472 SND_SOC_DAPM_MICBIAS("Mic Bias", AC97_EXTENDED_MSTATUS, 14, 1),
473 SND_SOC_DAPM_OUTPUT("MONO"),
474 SND_SOC_DAPM_OUTPUT("HPL"),
475 SND_SOC_DAPM_OUTPUT("HPR"),
476 SND_SOC_DAPM_OUTPUT("SPKL"),
477 SND_SOC_DAPM_OUTPUT("SPKR"),
478 SND_SOC_DAPM_OUTPUT("OUT3"),
479 SND_SOC_DAPM_OUTPUT("OUT4"),
480 SND_SOC_DAPM_INPUT("LINEL"),
481 SND_SOC_DAPM_INPUT("LINER"),
482 SND_SOC_DAPM_INPUT("MONOIN"),
483 SND_SOC_DAPM_INPUT("PCBEEP"),
484 SND_SOC_DAPM_INPUT("MIC1"),
485 SND_SOC_DAPM_INPUT("MIC2A"),
486 SND_SOC_DAPM_INPUT("MIC2B"),
487 SND_SOC_DAPM_VMID("VMID"),
488 };
489
490 static const struct snd_soc_dapm_route wm9713_audio_map[] = {
491 /* left HP mixer */
492 {"Left HP Mixer", "Beep Playback Switch", "PCBEEP"},
493 {"Left HP Mixer", "Voice Playback Switch", "Voice DAC"},
494 {"Left HP Mixer", "Aux Playback Switch", "Aux DAC"},
495 {"Left HP Mixer", "Bypass Playback Switch", "Left Line In"},
496 {"Left HP Mixer", "PCM Playback Switch", "Left DAC"},
497 {"Left HP Mixer", "MonoIn Playback Switch", "Mono In"},
498 {"Left HP Mixer", NULL, "Capture Headphone Mux"},
499
500 /* right HP mixer */
501 {"Right HP Mixer", "Beep Playback Switch", "PCBEEP"},
502 {"Right HP Mixer", "Voice Playback Switch", "Voice DAC"},
503 {"Right HP Mixer", "Aux Playback Switch", "Aux DAC"},
504 {"Right HP Mixer", "Bypass Playback Switch", "Right Line In"},
505 {"Right HP Mixer", "PCM Playback Switch", "Right DAC"},
506 {"Right HP Mixer", "MonoIn Playback Switch", "Mono In"},
507 {"Right HP Mixer", NULL, "Capture Headphone Mux"},
508
509 /* virtual mixer - mixes left & right channels for spk and mono */
510 {"AC97 Mixer", NULL, "Left DAC"},
511 {"AC97 Mixer", NULL, "Right DAC"},
512 {"Line Mixer", NULL, "Right Line In"},
513 {"Line Mixer", NULL, "Left Line In"},
514 {"HP Mixer", NULL, "Left HP Mixer"},
515 {"HP Mixer", NULL, "Right HP Mixer"},
516 {"Capture Mixer", NULL, "Left Capture Source"},
517 {"Capture Mixer", NULL, "Right Capture Source"},
518
519 /* speaker mixer */
520 {"Speaker Mixer", "Beep Playback Switch", "PCBEEP"},
521 {"Speaker Mixer", "Voice Playback Switch", "Voice DAC"},
522 {"Speaker Mixer", "Aux Playback Switch", "Aux DAC"},
523 {"Speaker Mixer", "Bypass Playback Switch", "Line Mixer"},
524 {"Speaker Mixer", "PCM Playback Switch", "AC97 Mixer"},
525 {"Speaker Mixer", "MonoIn Playback Switch", "Mono In"},
526
527 /* mono mixer */
528 {"Mono Mixer", "Beep Playback Switch", "PCBEEP"},
529 {"Mono Mixer", "Voice Playback Switch", "Voice DAC"},
530 {"Mono Mixer", "Aux Playback Switch", "Aux DAC"},
531 {"Mono Mixer", "Bypass Playback Switch", "Line Mixer"},
532 {"Mono Mixer", "PCM Playback Switch", "AC97 Mixer"},
533 {"Mono Mixer", "Mic 1 Sidetone Switch", "Mic A PGA"},
534 {"Mono Mixer", "Mic 2 Sidetone Switch", "Mic B PGA"},
535 {"Mono Mixer", NULL, "Capture Mono Mux"},
536
537 /* DAC inv mux 1 */
538 {"DAC Inv Mux 1", "Mono", "Mono Mixer"},
539 {"DAC Inv Mux 1", "Speaker", "Speaker Mixer"},
540 {"DAC Inv Mux 1", "Left Headphone", "Left HP Mixer"},
541 {"DAC Inv Mux 1", "Right Headphone", "Right HP Mixer"},
542 {"DAC Inv Mux 1", "Headphone Mono", "HP Mixer"},
543
544 /* DAC inv mux 2 */
545 {"DAC Inv Mux 2", "Mono", "Mono Mixer"},
546 {"DAC Inv Mux 2", "Speaker", "Speaker Mixer"},
547 {"DAC Inv Mux 2", "Left Headphone", "Left HP Mixer"},
548 {"DAC Inv Mux 2", "Right Headphone", "Right HP Mixer"},
549 {"DAC Inv Mux 2", "Headphone Mono", "HP Mixer"},
550
551 /* headphone left mux */
552 {"Left Headphone Out Mux", "Headphone", "Left HP Mixer"},
553
554 /* headphone right mux */
555 {"Right Headphone Out Mux", "Headphone", "Right HP Mixer"},
556
557 /* speaker left mux */
558 {"Left Speaker Out Mux", "Headphone", "Left HP Mixer"},
559 {"Left Speaker Out Mux", "Speaker", "Speaker Mixer"},
560 {"Left Speaker Out Mux", "Inv", "DAC Inv Mux 1"},
561
562 /* speaker right mux */
563 {"Right Speaker Out Mux", "Headphone", "Right HP Mixer"},
564 {"Right Speaker Out Mux", "Speaker", "Speaker Mixer"},
565 {"Right Speaker Out Mux", "Inv", "DAC Inv Mux 2"},
566
567 /* mono mux */
568 {"Mono Out Mux", "Mono", "Mono Mixer"},
569 {"Mono Out Mux", "Inv", "DAC Inv Mux 1"},
570
571 /* out 3 mux */
572 {"Out 3 Mux", "Inv 1", "DAC Inv Mux 1"},
573
574 /* out 4 mux */
575 {"Out 4 Mux", "Inv 2", "DAC Inv Mux 2"},
576
577 /* output pga */
578 {"HPL", NULL, "Left Headphone"},
579 {"Left Headphone", NULL, "Left Headphone Out Mux"},
580 {"HPR", NULL, "Right Headphone"},
581 {"Right Headphone", NULL, "Right Headphone Out Mux"},
582 {"OUT3", NULL, "Out 3"},
583 {"Out 3", NULL, "Out 3 Mux"},
584 {"OUT4", NULL, "Out 4"},
585 {"Out 4", NULL, "Out 4 Mux"},
586 {"SPKL", NULL, "Left Speaker"},
587 {"Left Speaker", NULL, "Left Speaker Out Mux"},
588 {"SPKR", NULL, "Right Speaker"},
589 {"Right Speaker", NULL, "Right Speaker Out Mux"},
590 {"MONO", NULL, "Mono Out"},
591 {"Mono Out", NULL, "Mono Out Mux"},
592
593 /* input pga */
594 {"Left Line In", NULL, "LINEL"},
595 {"Right Line In", NULL, "LINER"},
596 {"Mono In", NULL, "MONOIN"},
597 {"Mic A PGA", NULL, "Mic A Pre Amp"},
598 {"Mic B PGA", NULL, "Mic B Pre Amp"},
599
600 /* left capture select */
601 {"Left Capture Source", "Mic 1", "Mic A Pre Amp"},
602 {"Left Capture Source", "Mic 2", "Mic B Pre Amp"},
603 {"Left Capture Source", "Line", "LINEL"},
604 {"Left Capture Source", "Mono In", "MONOIN"},
605 {"Left Capture Source", "Headphone", "Left HP Mixer"},
606 {"Left Capture Source", "Speaker", "Speaker Mixer"},
607 {"Left Capture Source", "Mono Out", "Mono Mixer"},
608
609 /* right capture select */
610 {"Right Capture Source", "Mic 1", "Mic A Pre Amp"},
611 {"Right Capture Source", "Mic 2", "Mic B Pre Amp"},
612 {"Right Capture Source", "Line", "LINER"},
613 {"Right Capture Source", "Mono In", "MONOIN"},
614 {"Right Capture Source", "Headphone", "Right HP Mixer"},
615 {"Right Capture Source", "Speaker", "Speaker Mixer"},
616 {"Right Capture Source", "Mono Out", "Mono Mixer"},
617
618 /* left ADC */
619 {"Left ADC", NULL, "Left Capture Source"},
620 {"Left Voice ADC", NULL, "Left ADC"},
621 {"Left HiFi ADC", NULL, "Left ADC"},
622
623 /* right ADC */
624 {"Right ADC", NULL, "Right Capture Source"},
625 {"Right Voice ADC", NULL, "Right ADC"},
626 {"Right HiFi ADC", NULL, "Right ADC"},
627
628 /* mic */
629 {"Mic A Pre Amp", NULL, "Mic A Source"},
630 {"Mic A Source", "Mic 1", "MIC1"},
631 {"Mic A Source", "Mic 2 A", "MIC2A"},
632 {"Mic A Source", "Mic 2 B", "Mic B Source"},
633 {"Mic B Pre Amp", "MPB", "Mic B Source"},
634 {"Mic B Source", NULL, "MIC2B"},
635
636 /* headphone capture */
637 {"Capture Headphone Mux", "Stereo", "Capture Mixer"},
638 {"Capture Headphone Mux", "Left", "Left Capture Source"},
639 {"Capture Headphone Mux", "Right", "Right Capture Source"},
640
641 /* mono capture */
642 {"Capture Mono Mux", "Stereo", "Capture Mixer"},
643 {"Capture Mono Mux", "Left", "Left Capture Source"},
644 {"Capture Mono Mux", "Right", "Right Capture Source"},
645 };
646
647 static unsigned int ac97_read(struct snd_soc_codec *codec,
648 unsigned int reg)
649 {
650 u16 *cache = codec->reg_cache;
651
652 if (reg == AC97_RESET || reg == AC97_GPIO_STATUS ||
653 reg == AC97_VENDOR_ID1 || reg == AC97_VENDOR_ID2 ||
654 reg == AC97_CD)
655 return soc_ac97_ops.read(codec->ac97, reg);
656 else {
657 reg = reg >> 1;
658
659 if (reg >= (ARRAY_SIZE(wm9713_reg)))
660 return -EIO;
661
662 return cache[reg];
663 }
664 }
665
666 static int ac97_write(struct snd_soc_codec *codec, unsigned int reg,
667 unsigned int val)
668 {
669 u16 *cache = codec->reg_cache;
670 if (reg < 0x7c)
671 soc_ac97_ops.write(codec->ac97, reg, val);
672 reg = reg >> 1;
673 if (reg < (ARRAY_SIZE(wm9713_reg)))
674 cache[reg] = val;
675
676 return 0;
677 }
678
679 /* PLL divisors */
680 struct _pll_div {
681 u32 divsel:1;
682 u32 divctl:1;
683 u32 lf:1;
684 u32 n:4;
685 u32 k:24;
686 };
687
688 /* The size in bits of the PLL divide multiplied by 10
689 * to allow rounding later */
690 #define FIXED_PLL_SIZE ((1 << 22) * 10)
691
692 static void pll_factors(struct _pll_div *pll_div, unsigned int source)
693 {
694 u64 Kpart;
695 unsigned int K, Ndiv, Nmod, target;
696
697 /* The the PLL output is always 98.304MHz. */
698 target = 98304000;
699
700 /* If the input frequency is over 14.4MHz then scale it down. */
701 if (source > 14400000) {
702 source >>= 1;
703 pll_div->divsel = 1;
704
705 if (source > 14400000) {
706 source >>= 1;
707 pll_div->divctl = 1;
708 } else
709 pll_div->divctl = 0;
710
711 } else {
712 pll_div->divsel = 0;
713 pll_div->divctl = 0;
714 }
715
716 /* Low frequency sources require an additional divide in the
717 * loop.
718 */
719 if (source < 8192000) {
720 pll_div->lf = 1;
721 target >>= 2;
722 } else
723 pll_div->lf = 0;
724
725 Ndiv = target / source;
726 if ((Ndiv < 5) || (Ndiv > 12))
727 printk(KERN_WARNING
728 "WM9713 PLL N value %u out of recommended range!\n",
729 Ndiv);
730
731 pll_div->n = Ndiv;
732 Nmod = target % source;
733 Kpart = FIXED_PLL_SIZE * (long long)Nmod;
734
735 do_div(Kpart, source);
736
737 K = Kpart & 0xFFFFFFFF;
738
739 /* Check if we need to round */
740 if ((K % 10) >= 5)
741 K += 5;
742
743 /* Move down to proper range now rounding is done */
744 K /= 10;
745
746 pll_div->k = K;
747 }
748
749 /**
750 * Please note that changing the PLL input frequency may require
751 * resynchronisation with the AC97 controller.
752 */
753 static int wm9713_set_pll(struct snd_soc_codec *codec,
754 int pll_id, unsigned int freq_in, unsigned int freq_out)
755 {
756 struct wm9713_priv *wm9713 = snd_soc_codec_get_drvdata(codec);
757 u16 reg, reg2;
758 struct _pll_div pll_div;
759
760 /* turn PLL off ? */
761 if (freq_in == 0) {
762 /* disable PLL power and select ext source */
763 reg = ac97_read(codec, AC97_HANDSET_RATE);
764 ac97_write(codec, AC97_HANDSET_RATE, reg | 0x0080);
765 reg = ac97_read(codec, AC97_EXTENDED_MID);
766 ac97_write(codec, AC97_EXTENDED_MID, reg | 0x0200);
767 wm9713->pll_in = 0;
768 return 0;
769 }
770
771 pll_factors(&pll_div, freq_in);
772
773 if (pll_div.k == 0) {
774 reg = (pll_div.n << 12) | (pll_div.lf << 11) |
775 (pll_div.divsel << 9) | (pll_div.divctl << 8);
776 ac97_write(codec, AC97_LINE1_LEVEL, reg);
777 } else {
778 /* write the fractional k to the reg 0x46 pages */
779 reg2 = (pll_div.n << 12) | (pll_div.lf << 11) | (1 << 10) |
780 (pll_div.divsel << 9) | (pll_div.divctl << 8);
781
782 /* K [21:20] */
783 reg = reg2 | (0x5 << 4) | (pll_div.k >> 20);
784 ac97_write(codec, AC97_LINE1_LEVEL, reg);
785
786 /* K [19:16] */
787 reg = reg2 | (0x4 << 4) | ((pll_div.k >> 16) & 0xf);
788 ac97_write(codec, AC97_LINE1_LEVEL, reg);
789
790 /* K [15:12] */
791 reg = reg2 | (0x3 << 4) | ((pll_div.k >> 12) & 0xf);
792 ac97_write(codec, AC97_LINE1_LEVEL, reg);
793
794 /* K [11:8] */
795 reg = reg2 | (0x2 << 4) | ((pll_div.k >> 8) & 0xf);
796 ac97_write(codec, AC97_LINE1_LEVEL, reg);
797
798 /* K [7:4] */
799 reg = reg2 | (0x1 << 4) | ((pll_div.k >> 4) & 0xf);
800 ac97_write(codec, AC97_LINE1_LEVEL, reg);
801
802 reg = reg2 | (0x0 << 4) | (pll_div.k & 0xf); /* K [3:0] */
803 ac97_write(codec, AC97_LINE1_LEVEL, reg);
804 }
805
806 /* turn PLL on and select as source */
807 reg = ac97_read(codec, AC97_EXTENDED_MID);
808 ac97_write(codec, AC97_EXTENDED_MID, reg & 0xfdff);
809 reg = ac97_read(codec, AC97_HANDSET_RATE);
810 ac97_write(codec, AC97_HANDSET_RATE, reg & 0xff7f);
811 wm9713->pll_in = freq_in;
812
813 /* wait 10ms AC97 link frames for the link to stabilise */
814 schedule_timeout_interruptible(msecs_to_jiffies(10));
815 return 0;
816 }
817
818 static int wm9713_set_dai_pll(struct snd_soc_dai *codec_dai, int pll_id,
819 int source, unsigned int freq_in, unsigned int freq_out)
820 {
821 struct snd_soc_codec *codec = codec_dai->codec;
822 return wm9713_set_pll(codec, pll_id, freq_in, freq_out);
823 }
824
825 /*
826 * Tristate the PCM DAI lines, tristate can be disabled by calling
827 * wm9713_set_dai_fmt()
828 */
829 static int wm9713_set_dai_tristate(struct snd_soc_dai *codec_dai,
830 int tristate)
831 {
832 struct snd_soc_codec *codec = codec_dai->codec;
833 u16 reg = ac97_read(codec, AC97_CENTER_LFE_MASTER) & 0x9fff;
834
835 if (tristate)
836 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg);
837
838 return 0;
839 }
840
841 /*
842 * Configure WM9713 clock dividers.
843 * Voice DAC needs 256 FS
844 */
845 static int wm9713_set_dai_clkdiv(struct snd_soc_dai *codec_dai,
846 int div_id, int div)
847 {
848 struct snd_soc_codec *codec = codec_dai->codec;
849 u16 reg;
850
851 switch (div_id) {
852 case WM9713_PCMCLK_DIV:
853 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0xf0ff;
854 ac97_write(codec, AC97_HANDSET_RATE, reg | div);
855 break;
856 case WM9713_CLKA_MULT:
857 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0xfffd;
858 ac97_write(codec, AC97_HANDSET_RATE, reg | div);
859 break;
860 case WM9713_CLKB_MULT:
861 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0xfffb;
862 ac97_write(codec, AC97_HANDSET_RATE, reg | div);
863 break;
864 case WM9713_HIFI_DIV:
865 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0x8fff;
866 ac97_write(codec, AC97_HANDSET_RATE, reg | div);
867 break;
868 case WM9713_PCMBCLK_DIV:
869 reg = ac97_read(codec, AC97_CENTER_LFE_MASTER) & 0xf1ff;
870 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg | div);
871 break;
872 case WM9713_PCMCLK_PLL_DIV:
873 reg = ac97_read(codec, AC97_LINE1_LEVEL) & 0xff80;
874 ac97_write(codec, AC97_LINE1_LEVEL, reg | 0x60 | div);
875 break;
876 case WM9713_HIFI_PLL_DIV:
877 reg = ac97_read(codec, AC97_LINE1_LEVEL) & 0xff80;
878 ac97_write(codec, AC97_LINE1_LEVEL, reg | 0x70 | div);
879 break;
880 default:
881 return -EINVAL;
882 }
883
884 return 0;
885 }
886
887 static int wm9713_set_dai_fmt(struct snd_soc_dai *codec_dai,
888 unsigned int fmt)
889 {
890 struct snd_soc_codec *codec = codec_dai->codec;
891 u16 gpio = ac97_read(codec, AC97_GPIO_CFG) & 0xffc5;
892 u16 reg = 0x8000;
893
894 /* clock masters */
895 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
896 case SND_SOC_DAIFMT_CBM_CFM:
897 reg |= 0x4000;
898 gpio |= 0x0010;
899 break;
900 case SND_SOC_DAIFMT_CBM_CFS:
901 reg |= 0x6000;
902 gpio |= 0x0018;
903 break;
904 case SND_SOC_DAIFMT_CBS_CFS:
905 reg |= 0x2000;
906 gpio |= 0x001a;
907 break;
908 case SND_SOC_DAIFMT_CBS_CFM:
909 gpio |= 0x0012;
910 break;
911 }
912
913 /* clock inversion */
914 switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
915 case SND_SOC_DAIFMT_IB_IF:
916 reg |= 0x00c0;
917 break;
918 case SND_SOC_DAIFMT_IB_NF:
919 reg |= 0x0080;
920 break;
921 case SND_SOC_DAIFMT_NB_IF:
922 reg |= 0x0040;
923 break;
924 }
925
926 /* DAI format */
927 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
928 case SND_SOC_DAIFMT_I2S:
929 reg |= 0x0002;
930 break;
931 case SND_SOC_DAIFMT_RIGHT_J:
932 break;
933 case SND_SOC_DAIFMT_LEFT_J:
934 reg |= 0x0001;
935 break;
936 case SND_SOC_DAIFMT_DSP_A:
937 reg |= 0x0003;
938 break;
939 case SND_SOC_DAIFMT_DSP_B:
940 reg |= 0x0043;
941 break;
942 }
943
944 ac97_write(codec, AC97_GPIO_CFG, gpio);
945 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg);
946 return 0;
947 }
948
949 static int wm9713_pcm_hw_params(struct snd_pcm_substream *substream,
950 struct snd_pcm_hw_params *params,
951 struct snd_soc_dai *dai)
952 {
953 struct snd_soc_codec *codec = dai->codec;
954 u16 reg = ac97_read(codec, AC97_CENTER_LFE_MASTER) & 0xfff3;
955
956 switch (params_format(params)) {
957 case SNDRV_PCM_FORMAT_S16_LE:
958 break;
959 case SNDRV_PCM_FORMAT_S20_3LE:
960 reg |= 0x0004;
961 break;
962 case SNDRV_PCM_FORMAT_S24_LE:
963 reg |= 0x0008;
964 break;
965 case SNDRV_PCM_FORMAT_S32_LE:
966 reg |= 0x000c;
967 break;
968 }
969
970 /* enable PCM interface in master mode */
971 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg);
972 return 0;
973 }
974
975 static int ac97_hifi_prepare(struct snd_pcm_substream *substream,
976 struct snd_soc_dai *dai)
977 {
978 struct snd_soc_codec *codec = dai->codec;
979 struct snd_pcm_runtime *runtime = substream->runtime;
980 int reg;
981 u16 vra;
982
983 vra = ac97_read(codec, AC97_EXTENDED_STATUS);
984 ac97_write(codec, AC97_EXTENDED_STATUS, vra | 0x1);
985
986 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
987 reg = AC97_PCM_FRONT_DAC_RATE;
988 else
989 reg = AC97_PCM_LR_ADC_RATE;
990
991 return ac97_write(codec, reg, runtime->rate);
992 }
993
994 static int ac97_aux_prepare(struct snd_pcm_substream *substream,
995 struct snd_soc_dai *dai)
996 {
997 struct snd_soc_codec *codec = dai->codec;
998 struct snd_pcm_runtime *runtime = substream->runtime;
999 u16 vra, xsle;
1000
1001 vra = ac97_read(codec, AC97_EXTENDED_STATUS);
1002 ac97_write(codec, AC97_EXTENDED_STATUS, vra | 0x1);
1003 xsle = ac97_read(codec, AC97_PCI_SID);
1004 ac97_write(codec, AC97_PCI_SID, xsle | 0x8000);
1005
1006 if (substream->stream != SNDRV_PCM_STREAM_PLAYBACK)
1007 return -ENODEV;
1008
1009 return ac97_write(codec, AC97_PCM_SURR_DAC_RATE, runtime->rate);
1010 }
1011
1012 #define WM9713_RATES (SNDRV_PCM_RATE_8000 | \
1013 SNDRV_PCM_RATE_11025 | \
1014 SNDRV_PCM_RATE_22050 | \
1015 SNDRV_PCM_RATE_44100 | \
1016 SNDRV_PCM_RATE_48000)
1017
1018 #define WM9713_PCM_RATES (SNDRV_PCM_RATE_8000 | \
1019 SNDRV_PCM_RATE_11025 | \
1020 SNDRV_PCM_RATE_16000 | \
1021 SNDRV_PCM_RATE_22050 | \
1022 SNDRV_PCM_RATE_44100 | \
1023 SNDRV_PCM_RATE_48000)
1024
1025 #define WM9713_PCM_FORMATS \
1026 (SNDRV_PCM_FORMAT_S16_LE | SNDRV_PCM_FORMAT_S20_3LE | \
1027 SNDRV_PCM_FORMAT_S24_LE)
1028
1029 static struct snd_soc_dai_ops wm9713_dai_ops_hifi = {
1030 .prepare = ac97_hifi_prepare,
1031 .set_clkdiv = wm9713_set_dai_clkdiv,
1032 .set_pll = wm9713_set_dai_pll,
1033 };
1034
1035 static struct snd_soc_dai_ops wm9713_dai_ops_aux = {
1036 .prepare = ac97_aux_prepare,
1037 .set_clkdiv = wm9713_set_dai_clkdiv,
1038 .set_pll = wm9713_set_dai_pll,
1039 };
1040
1041 static struct snd_soc_dai_ops wm9713_dai_ops_voice = {
1042 .hw_params = wm9713_pcm_hw_params,
1043 .set_clkdiv = wm9713_set_dai_clkdiv,
1044 .set_pll = wm9713_set_dai_pll,
1045 .set_fmt = wm9713_set_dai_fmt,
1046 .set_tristate = wm9713_set_dai_tristate,
1047 };
1048
1049 static struct snd_soc_dai_driver wm9713_dai[] = {
1050 {
1051 .name = "wm9713-hifi",
1052 .ac97_control = 1,
1053 .playback = {
1054 .stream_name = "HiFi Playback",
1055 .channels_min = 1,
1056 .channels_max = 2,
1057 .rates = WM9713_RATES,
1058 .formats = SND_SOC_STD_AC97_FMTS,},
1059 .capture = {
1060 .stream_name = "HiFi Capture",
1061 .channels_min = 1,
1062 .channels_max = 2,
1063 .rates = WM9713_RATES,
1064 .formats = SND_SOC_STD_AC97_FMTS,},
1065 .ops = &wm9713_dai_ops_hifi,
1066 },
1067 {
1068 .name = "wm9713-aux",
1069 .playback = {
1070 .stream_name = "Aux Playback",
1071 .channels_min = 1,
1072 .channels_max = 1,
1073 .rates = WM9713_RATES,
1074 .formats = SND_SOC_STD_AC97_FMTS,},
1075 .ops = &wm9713_dai_ops_aux,
1076 },
1077 {
1078 .name = "wm9713-voice",
1079 .playback = {
1080 .stream_name = "Voice Playback",
1081 .channels_min = 1,
1082 .channels_max = 1,
1083 .rates = WM9713_PCM_RATES,
1084 .formats = WM9713_PCM_FORMATS,},
1085 .capture = {
1086 .stream_name = "Voice Capture",
1087 .channels_min = 1,
1088 .channels_max = 2,
1089 .rates = WM9713_PCM_RATES,
1090 .formats = WM9713_PCM_FORMATS,},
1091 .ops = &wm9713_dai_ops_voice,
1092 .symmetric_rates = 1,
1093 },
1094 };
1095
1096 int wm9713_reset(struct snd_soc_codec *codec, int try_warm)
1097 {
1098 if (try_warm && soc_ac97_ops.warm_reset) {
1099 soc_ac97_ops.warm_reset(codec->ac97);
1100 if (ac97_read(codec, 0) == wm9713_reg[0])
1101 return 1;
1102 }
1103
1104 soc_ac97_ops.reset(codec->ac97);
1105 if (soc_ac97_ops.warm_reset)
1106 soc_ac97_ops.warm_reset(codec->ac97);
1107 if (ac97_read(codec, 0) != wm9713_reg[0])
1108 return -EIO;
1109 return 0;
1110 }
1111 EXPORT_SYMBOL_GPL(wm9713_reset);
1112
1113 static int wm9713_set_bias_level(struct snd_soc_codec *codec,
1114 enum snd_soc_bias_level level)
1115 {
1116 u16 reg;
1117
1118 switch (level) {
1119 case SND_SOC_BIAS_ON:
1120 /* enable thermal shutdown */
1121 reg = ac97_read(codec, AC97_EXTENDED_MID) & 0x1bff;
1122 ac97_write(codec, AC97_EXTENDED_MID, reg);
1123 break;
1124 case SND_SOC_BIAS_PREPARE:
1125 break;
1126 case SND_SOC_BIAS_STANDBY:
1127 /* enable master bias and vmid */
1128 reg = ac97_read(codec, AC97_EXTENDED_MID) & 0x3bff;
1129 ac97_write(codec, AC97_EXTENDED_MID, reg);
1130 ac97_write(codec, AC97_POWERDOWN, 0x0000);
1131 break;
1132 case SND_SOC_BIAS_OFF:
1133 /* disable everything including AC link */
1134 ac97_write(codec, AC97_EXTENDED_MID, 0xffff);
1135 ac97_write(codec, AC97_EXTENDED_MSTATUS, 0xffff);
1136 ac97_write(codec, AC97_POWERDOWN, 0xffff);
1137 break;
1138 }
1139 codec->dapm.bias_level = level;
1140 return 0;
1141 }
1142
1143 static int wm9713_soc_suspend(struct snd_soc_codec *codec,
1144 pm_message_t state)
1145 {
1146 u16 reg;
1147
1148 /* Disable everything except touchpanel - that will be handled
1149 * by the touch driver and left disabled if touch is not in
1150 * use. */
1151 reg = ac97_read(codec, AC97_EXTENDED_MID);
1152 ac97_write(codec, AC97_EXTENDED_MID, reg | 0x7fff);
1153 ac97_write(codec, AC97_EXTENDED_MSTATUS, 0xffff);
1154 ac97_write(codec, AC97_POWERDOWN, 0x6f00);
1155 ac97_write(codec, AC97_POWERDOWN, 0xffff);
1156
1157 return 0;
1158 }
1159
1160 static int wm9713_soc_resume(struct snd_soc_codec *codec)
1161 {
1162 struct wm9713_priv *wm9713 = snd_soc_codec_get_drvdata(codec);
1163 int i, ret;
1164 u16 *cache = codec->reg_cache;
1165
1166 ret = wm9713_reset(codec, 1);
1167 if (ret < 0) {
1168 printk(KERN_ERR "could not reset AC97 codec\n");
1169 return ret;
1170 }
1171
1172 wm9713_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
1173
1174 /* do we need to re-start the PLL ? */
1175 if (wm9713->pll_in)
1176 wm9713_set_pll(codec, 0, wm9713->pll_in, 0);
1177
1178 /* only synchronise the codec if warm reset failed */
1179 if (ret == 0) {
1180 for (i = 2; i < ARRAY_SIZE(wm9713_reg) << 1; i += 2) {
1181 if (i == AC97_POWERDOWN || i == AC97_EXTENDED_MID ||
1182 i == AC97_EXTENDED_MSTATUS || i > 0x66)
1183 continue;
1184 soc_ac97_ops.write(codec->ac97, i, cache[i>>1]);
1185 }
1186 }
1187
1188 return ret;
1189 }
1190
1191 static int wm9713_soc_probe(struct snd_soc_codec *codec)
1192 {
1193 struct wm9713_priv *wm9713;
1194 int ret = 0, reg;
1195
1196 wm9713 = kzalloc(sizeof(struct wm9713_priv), GFP_KERNEL);
1197 if (wm9713 == NULL)
1198 return -ENOMEM;
1199 snd_soc_codec_set_drvdata(codec, wm9713);
1200
1201 ret = snd_soc_new_ac97_codec(codec, &soc_ac97_ops, 0);
1202 if (ret < 0)
1203 goto codec_err;
1204
1205 /* do a cold reset for the controller and then try
1206 * a warm reset followed by an optional cold reset for codec */
1207 wm9713_reset(codec, 0);
1208 ret = wm9713_reset(codec, 1);
1209 if (ret < 0) {
1210 printk(KERN_ERR "Failed to reset WM9713: AC97 link error\n");
1211 goto reset_err;
1212 }
1213
1214 wm9713_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
1215
1216 /* unmute the adc - move to kcontrol */
1217 reg = ac97_read(codec, AC97_CD) & 0x7fff;
1218 ac97_write(codec, AC97_CD, reg);
1219
1220 snd_soc_add_controls(codec, wm9713_snd_ac97_controls,
1221 ARRAY_SIZE(wm9713_snd_ac97_controls));
1222
1223 return 0;
1224
1225 reset_err:
1226 snd_soc_free_ac97_codec(codec);
1227 codec_err:
1228 kfree(wm9713);
1229 return ret;
1230 }
1231
1232 static int wm9713_soc_remove(struct snd_soc_codec *codec)
1233 {
1234 struct wm9713_priv *wm9713 = snd_soc_codec_get_drvdata(codec);
1235 snd_soc_free_ac97_codec(codec);
1236 kfree(wm9713);
1237 return 0;
1238 }
1239
1240 static struct snd_soc_codec_driver soc_codec_dev_wm9713 = {
1241 .probe = wm9713_soc_probe,
1242 .remove = wm9713_soc_remove,
1243 .suspend = wm9713_soc_suspend,
1244 .resume = wm9713_soc_resume,
1245 .read = ac97_read,
1246 .write = ac97_write,
1247 .set_bias_level = wm9713_set_bias_level,
1248 .reg_cache_size = ARRAY_SIZE(wm9713_reg),
1249 .reg_word_size = sizeof(u16),
1250 .reg_cache_step = 2,
1251 .reg_cache_default = wm9713_reg,
1252 .dapm_widgets = wm9713_dapm_widgets,
1253 .num_dapm_widgets = ARRAY_SIZE(wm9713_dapm_widgets),
1254 .dapm_routes = wm9713_audio_map,
1255 .num_dapm_routes = ARRAY_SIZE(wm9713_audio_map),
1256 };
1257
1258 static __devinit int wm9713_probe(struct platform_device *pdev)
1259 {
1260 return snd_soc_register_codec(&pdev->dev,
1261 &soc_codec_dev_wm9713, wm9713_dai, ARRAY_SIZE(wm9713_dai));
1262 }
1263
1264 static int __devexit wm9713_remove(struct platform_device *pdev)
1265 {
1266 snd_soc_unregister_codec(&pdev->dev);
1267 return 0;
1268 }
1269
1270 static struct platform_driver wm9713_codec_driver = {
1271 .driver = {
1272 .name = "wm9713-codec",
1273 .owner = THIS_MODULE,
1274 },
1275
1276 .probe = wm9713_probe,
1277 .remove = __devexit_p(wm9713_remove),
1278 };
1279
1280 static int __init wm9713_init(void)
1281 {
1282 return platform_driver_register(&wm9713_codec_driver);
1283 }
1284 module_init(wm9713_init);
1285
1286 static void __exit wm9713_exit(void)
1287 {
1288 platform_driver_unregister(&wm9713_codec_driver);
1289 }
1290 module_exit(wm9713_exit);
1291
1292 MODULE_DESCRIPTION("ASoC WM9713/WM9714 driver");
1293 MODULE_AUTHOR("Liam Girdwood");
1294 MODULE_LICENSE("GPL");
linux-next