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Merge git://git.kernel.org/pub/scm/linux/kernel/git/lethal/sh-2.6
[deliverable/linux.git] / sound / soc / codecs / wm9713.c
1 /*
2 * wm9713.c -- ALSA Soc WM9713 codec support
3 *
4 * Copyright 2006 Wolfson Microelectronics PLC.
5 * Author: Liam Girdwood <lrg@slimlogic.co.uk>
6 *
7 * This program is free software; you can redistribute it and/or modify it
8 * under the terms of the GNU General Public License as published by the
9 * Free Software Foundation; either version 2 of the License, or (at your
10 * option) any later version.
11 *
12 * Features:-
13 *
14 * o Support for AC97 Codec, Voice DAC and Aux DAC
15 * o Support for DAPM
16 */
17
18 #include <linux/init.h>
19 #include <linux/module.h>
20 #include <linux/device.h>
21 #include <sound/core.h>
22 #include <sound/pcm.h>
23 #include <sound/ac97_codec.h>
24 #include <sound/initval.h>
25 #include <sound/pcm_params.h>
26 #include <sound/tlv.h>
27 #include <sound/soc.h>
28 #include <sound/soc-dapm.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 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 int wm9713_add_widgets(struct snd_soc_codec *codec)
648 {
649 snd_soc_dapm_new_controls(codec, wm9713_dapm_widgets,
650 ARRAY_SIZE(wm9713_dapm_widgets));
651
652 snd_soc_dapm_add_routes(codec, audio_map, ARRAY_SIZE(audio_map));
653
654 return 0;
655 }
656
657 static unsigned int ac97_read(struct snd_soc_codec *codec,
658 unsigned int reg)
659 {
660 u16 *cache = codec->reg_cache;
661
662 if (reg == AC97_RESET || reg == AC97_GPIO_STATUS ||
663 reg == AC97_VENDOR_ID1 || reg == AC97_VENDOR_ID2 ||
664 reg == AC97_CD)
665 return soc_ac97_ops.read(codec->ac97, reg);
666 else {
667 reg = reg >> 1;
668
669 if (reg >= (ARRAY_SIZE(wm9713_reg)))
670 return -EIO;
671
672 return cache[reg];
673 }
674 }
675
676 static int ac97_write(struct snd_soc_codec *codec, unsigned int reg,
677 unsigned int val)
678 {
679 u16 *cache = codec->reg_cache;
680 if (reg < 0x7c)
681 soc_ac97_ops.write(codec->ac97, reg, val);
682 reg = reg >> 1;
683 if (reg < (ARRAY_SIZE(wm9713_reg)))
684 cache[reg] = val;
685
686 return 0;
687 }
688
689 /* PLL divisors */
690 struct _pll_div {
691 u32 divsel:1;
692 u32 divctl:1;
693 u32 lf:1;
694 u32 n:4;
695 u32 k:24;
696 };
697
698 /* The size in bits of the PLL divide multiplied by 10
699 * to allow rounding later */
700 #define FIXED_PLL_SIZE ((1 << 22) * 10)
701
702 static void pll_factors(struct _pll_div *pll_div, unsigned int source)
703 {
704 u64 Kpart;
705 unsigned int K, Ndiv, Nmod, target;
706
707 /* The the PLL output is always 98.304MHz. */
708 target = 98304000;
709
710 /* If the input frequency is over 14.4MHz then scale it down. */
711 if (source > 14400000) {
712 source >>= 1;
713 pll_div->divsel = 1;
714
715 if (source > 14400000) {
716 source >>= 1;
717 pll_div->divctl = 1;
718 } else
719 pll_div->divctl = 0;
720
721 } else {
722 pll_div->divsel = 0;
723 pll_div->divctl = 0;
724 }
725
726 /* Low frequency sources require an additional divide in the
727 * loop.
728 */
729 if (source < 8192000) {
730 pll_div->lf = 1;
731 target >>= 2;
732 } else
733 pll_div->lf = 0;
734
735 Ndiv = target / source;
736 if ((Ndiv < 5) || (Ndiv > 12))
737 printk(KERN_WARNING
738 "WM9713 PLL N value %u out of recommended range!\n",
739 Ndiv);
740
741 pll_div->n = Ndiv;
742 Nmod = target % source;
743 Kpart = FIXED_PLL_SIZE * (long long)Nmod;
744
745 do_div(Kpart, source);
746
747 K = Kpart & 0xFFFFFFFF;
748
749 /* Check if we need to round */
750 if ((K % 10) >= 5)
751 K += 5;
752
753 /* Move down to proper range now rounding is done */
754 K /= 10;
755
756 pll_div->k = K;
757 }
758
759 /**
760 * Please note that changing the PLL input frequency may require
761 * resynchronisation with the AC97 controller.
762 */
763 static int wm9713_set_pll(struct snd_soc_codec *codec,
764 int pll_id, unsigned int freq_in, unsigned int freq_out)
765 {
766 struct wm9713_priv *wm9713 = codec->private_data;
767 u16 reg, reg2;
768 struct _pll_div pll_div;
769
770 /* turn PLL off ? */
771 if (freq_in == 0) {
772 /* disable PLL power and select ext source */
773 reg = ac97_read(codec, AC97_HANDSET_RATE);
774 ac97_write(codec, AC97_HANDSET_RATE, reg | 0x0080);
775 reg = ac97_read(codec, AC97_EXTENDED_MID);
776 ac97_write(codec, AC97_EXTENDED_MID, reg | 0x0200);
777 wm9713->pll_in = 0;
778 return 0;
779 }
780
781 pll_factors(&pll_div, freq_in);
782
783 if (pll_div.k == 0) {
784 reg = (pll_div.n << 12) | (pll_div.lf << 11) |
785 (pll_div.divsel << 9) | (pll_div.divctl << 8);
786 ac97_write(codec, AC97_LINE1_LEVEL, reg);
787 } else {
788 /* write the fractional k to the reg 0x46 pages */
789 reg2 = (pll_div.n << 12) | (pll_div.lf << 11) | (1 << 10) |
790 (pll_div.divsel << 9) | (pll_div.divctl << 8);
791
792 /* K [21:20] */
793 reg = reg2 | (0x5 << 4) | (pll_div.k >> 20);
794 ac97_write(codec, AC97_LINE1_LEVEL, reg);
795
796 /* K [19:16] */
797 reg = reg2 | (0x4 << 4) | ((pll_div.k >> 16) & 0xf);
798 ac97_write(codec, AC97_LINE1_LEVEL, reg);
799
800 /* K [15:12] */
801 reg = reg2 | (0x3 << 4) | ((pll_div.k >> 12) & 0xf);
802 ac97_write(codec, AC97_LINE1_LEVEL, reg);
803
804 /* K [11:8] */
805 reg = reg2 | (0x2 << 4) | ((pll_div.k >> 8) & 0xf);
806 ac97_write(codec, AC97_LINE1_LEVEL, reg);
807
808 /* K [7:4] */
809 reg = reg2 | (0x1 << 4) | ((pll_div.k >> 4) & 0xf);
810 ac97_write(codec, AC97_LINE1_LEVEL, reg);
811
812 reg = reg2 | (0x0 << 4) | (pll_div.k & 0xf); /* K [3:0] */
813 ac97_write(codec, AC97_LINE1_LEVEL, reg);
814 }
815
816 /* turn PLL on and select as source */
817 reg = ac97_read(codec, AC97_EXTENDED_MID);
818 ac97_write(codec, AC97_EXTENDED_MID, reg & 0xfdff);
819 reg = ac97_read(codec, AC97_HANDSET_RATE);
820 ac97_write(codec, AC97_HANDSET_RATE, reg & 0xff7f);
821 wm9713->pll_in = freq_in;
822
823 /* wait 10ms AC97 link frames for the link to stabilise */
824 schedule_timeout_interruptible(msecs_to_jiffies(10));
825 return 0;
826 }
827
828 static int wm9713_set_dai_pll(struct snd_soc_dai *codec_dai, int pll_id,
829 int source, unsigned int freq_in, unsigned int freq_out)
830 {
831 struct snd_soc_codec *codec = codec_dai->codec;
832 return wm9713_set_pll(codec, pll_id, freq_in, freq_out);
833 }
834
835 /*
836 * Tristate the PCM DAI lines, tristate can be disabled by calling
837 * wm9713_set_dai_fmt()
838 */
839 static int wm9713_set_dai_tristate(struct snd_soc_dai *codec_dai,
840 int tristate)
841 {
842 struct snd_soc_codec *codec = codec_dai->codec;
843 u16 reg = ac97_read(codec, AC97_CENTER_LFE_MASTER) & 0x9fff;
844
845 if (tristate)
846 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg);
847
848 return 0;
849 }
850
851 /*
852 * Configure WM9713 clock dividers.
853 * Voice DAC needs 256 FS
854 */
855 static int wm9713_set_dai_clkdiv(struct snd_soc_dai *codec_dai,
856 int div_id, int div)
857 {
858 struct snd_soc_codec *codec = codec_dai->codec;
859 u16 reg;
860
861 switch (div_id) {
862 case WM9713_PCMCLK_DIV:
863 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0xf0ff;
864 ac97_write(codec, AC97_HANDSET_RATE, reg | div);
865 break;
866 case WM9713_CLKA_MULT:
867 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0xfffd;
868 ac97_write(codec, AC97_HANDSET_RATE, reg | div);
869 break;
870 case WM9713_CLKB_MULT:
871 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0xfffb;
872 ac97_write(codec, AC97_HANDSET_RATE, reg | div);
873 break;
874 case WM9713_HIFI_DIV:
875 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0x8fff;
876 ac97_write(codec, AC97_HANDSET_RATE, reg | div);
877 break;
878 case WM9713_PCMBCLK_DIV:
879 reg = ac97_read(codec, AC97_CENTER_LFE_MASTER) & 0xf1ff;
880 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg | div);
881 break;
882 case WM9713_PCMCLK_PLL_DIV:
883 reg = ac97_read(codec, AC97_LINE1_LEVEL) & 0xff80;
884 ac97_write(codec, AC97_LINE1_LEVEL, reg | 0x60 | div);
885 break;
886 case WM9713_HIFI_PLL_DIV:
887 reg = ac97_read(codec, AC97_LINE1_LEVEL) & 0xff80;
888 ac97_write(codec, AC97_LINE1_LEVEL, reg | 0x70 | div);
889 break;
890 default:
891 return -EINVAL;
892 }
893
894 return 0;
895 }
896
897 static int wm9713_set_dai_fmt(struct snd_soc_dai *codec_dai,
898 unsigned int fmt)
899 {
900 struct snd_soc_codec *codec = codec_dai->codec;
901 u16 gpio = ac97_read(codec, AC97_GPIO_CFG) & 0xffc5;
902 u16 reg = 0x8000;
903
904 /* clock masters */
905 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
906 case SND_SOC_DAIFMT_CBM_CFM:
907 reg |= 0x4000;
908 gpio |= 0x0010;
909 break;
910 case SND_SOC_DAIFMT_CBM_CFS:
911 reg |= 0x6000;
912 gpio |= 0x0018;
913 break;
914 case SND_SOC_DAIFMT_CBS_CFS:
915 reg |= 0x2000;
916 gpio |= 0x001a;
917 break;
918 case SND_SOC_DAIFMT_CBS_CFM:
919 gpio |= 0x0012;
920 break;
921 }
922
923 /* clock inversion */
924 switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
925 case SND_SOC_DAIFMT_IB_IF:
926 reg |= 0x00c0;
927 break;
928 case SND_SOC_DAIFMT_IB_NF:
929 reg |= 0x0080;
930 break;
931 case SND_SOC_DAIFMT_NB_IF:
932 reg |= 0x0040;
933 break;
934 }
935
936 /* DAI format */
937 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
938 case SND_SOC_DAIFMT_I2S:
939 reg |= 0x0002;
940 break;
941 case SND_SOC_DAIFMT_RIGHT_J:
942 break;
943 case SND_SOC_DAIFMT_LEFT_J:
944 reg |= 0x0001;
945 break;
946 case SND_SOC_DAIFMT_DSP_A:
947 reg |= 0x0003;
948 break;
949 case SND_SOC_DAIFMT_DSP_B:
950 reg |= 0x0043;
951 break;
952 }
953
954 ac97_write(codec, AC97_GPIO_CFG, gpio);
955 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg);
956 return 0;
957 }
958
959 static int wm9713_pcm_hw_params(struct snd_pcm_substream *substream,
960 struct snd_pcm_hw_params *params,
961 struct snd_soc_dai *dai)
962 {
963 struct snd_soc_codec *codec = dai->codec;
964 u16 reg = ac97_read(codec, AC97_CENTER_LFE_MASTER) & 0xfff3;
965
966 switch (params_format(params)) {
967 case SNDRV_PCM_FORMAT_S16_LE:
968 break;
969 case SNDRV_PCM_FORMAT_S20_3LE:
970 reg |= 0x0004;
971 break;
972 case SNDRV_PCM_FORMAT_S24_LE:
973 reg |= 0x0008;
974 break;
975 case SNDRV_PCM_FORMAT_S32_LE:
976 reg |= 0x000c;
977 break;
978 }
979
980 /* enable PCM interface in master mode */
981 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg);
982 return 0;
983 }
984
985 static int ac97_hifi_prepare(struct snd_pcm_substream *substream,
986 struct snd_soc_dai *dai)
987 {
988 struct snd_soc_codec *codec = dai->codec;
989 struct snd_pcm_runtime *runtime = substream->runtime;
990 int reg;
991 u16 vra;
992
993 vra = ac97_read(codec, AC97_EXTENDED_STATUS);
994 ac97_write(codec, AC97_EXTENDED_STATUS, vra | 0x1);
995
996 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
997 reg = AC97_PCM_FRONT_DAC_RATE;
998 else
999 reg = AC97_PCM_LR_ADC_RATE;
1000
1001 return ac97_write(codec, reg, runtime->rate);
1002 }
1003
1004 static int ac97_aux_prepare(struct snd_pcm_substream *substream,
1005 struct snd_soc_dai *dai)
1006 {
1007 struct snd_soc_codec *codec = dai->codec;
1008 struct snd_pcm_runtime *runtime = substream->runtime;
1009 u16 vra, xsle;
1010
1011 vra = ac97_read(codec, AC97_EXTENDED_STATUS);
1012 ac97_write(codec, AC97_EXTENDED_STATUS, vra | 0x1);
1013 xsle = ac97_read(codec, AC97_PCI_SID);
1014 ac97_write(codec, AC97_PCI_SID, xsle | 0x8000);
1015
1016 if (substream->stream != SNDRV_PCM_STREAM_PLAYBACK)
1017 return -ENODEV;
1018
1019 return ac97_write(codec, AC97_PCM_SURR_DAC_RATE, runtime->rate);
1020 }
1021
1022 #define WM9713_RATES (SNDRV_PCM_RATE_8000 | \
1023 SNDRV_PCM_RATE_11025 | \
1024 SNDRV_PCM_RATE_22050 | \
1025 SNDRV_PCM_RATE_44100 | \
1026 SNDRV_PCM_RATE_48000)
1027
1028 #define WM9713_PCM_RATES (SNDRV_PCM_RATE_8000 | \
1029 SNDRV_PCM_RATE_11025 | \
1030 SNDRV_PCM_RATE_16000 | \
1031 SNDRV_PCM_RATE_22050 | \
1032 SNDRV_PCM_RATE_44100 | \
1033 SNDRV_PCM_RATE_48000)
1034
1035 #define WM9713_PCM_FORMATS \
1036 (SNDRV_PCM_FORMAT_S16_LE | SNDRV_PCM_FORMAT_S20_3LE | \
1037 SNDRV_PCM_FORMAT_S24_LE)
1038
1039 static struct snd_soc_dai_ops wm9713_dai_ops_hifi = {
1040 .prepare = ac97_hifi_prepare,
1041 .set_clkdiv = wm9713_set_dai_clkdiv,
1042 .set_pll = wm9713_set_dai_pll,
1043 };
1044
1045 static struct snd_soc_dai_ops wm9713_dai_ops_aux = {
1046 .prepare = ac97_aux_prepare,
1047 .set_clkdiv = wm9713_set_dai_clkdiv,
1048 .set_pll = wm9713_set_dai_pll,
1049 };
1050
1051 static struct snd_soc_dai_ops wm9713_dai_ops_voice = {
1052 .hw_params = wm9713_pcm_hw_params,
1053 .set_clkdiv = wm9713_set_dai_clkdiv,
1054 .set_pll = wm9713_set_dai_pll,
1055 .set_fmt = wm9713_set_dai_fmt,
1056 .set_tristate = wm9713_set_dai_tristate,
1057 };
1058
1059 struct snd_soc_dai wm9713_dai[] = {
1060 {
1061 .name = "AC97 HiFi",
1062 .ac97_control = 1,
1063 .playback = {
1064 .stream_name = "HiFi Playback",
1065 .channels_min = 1,
1066 .channels_max = 2,
1067 .rates = WM9713_RATES,
1068 .formats = SND_SOC_STD_AC97_FMTS,},
1069 .capture = {
1070 .stream_name = "HiFi Capture",
1071 .channels_min = 1,
1072 .channels_max = 2,
1073 .rates = WM9713_RATES,
1074 .formats = SND_SOC_STD_AC97_FMTS,},
1075 .ops = &wm9713_dai_ops_hifi,
1076 },
1077 {
1078 .name = "AC97 Aux",
1079 .playback = {
1080 .stream_name = "Aux Playback",
1081 .channels_min = 1,
1082 .channels_max = 1,
1083 .rates = WM9713_RATES,
1084 .formats = SND_SOC_STD_AC97_FMTS,},
1085 .ops = &wm9713_dai_ops_aux,
1086 },
1087 {
1088 .name = "WM9713 Voice",
1089 .playback = {
1090 .stream_name = "Voice Playback",
1091 .channels_min = 1,
1092 .channels_max = 1,
1093 .rates = WM9713_PCM_RATES,
1094 .formats = WM9713_PCM_FORMATS,},
1095 .capture = {
1096 .stream_name = "Voice Capture",
1097 .channels_min = 1,
1098 .channels_max = 2,
1099 .rates = WM9713_PCM_RATES,
1100 .formats = WM9713_PCM_FORMATS,},
1101 .ops = &wm9713_dai_ops_voice,
1102 .symmetric_rates = 1,
1103 },
1104 };
1105 EXPORT_SYMBOL_GPL(wm9713_dai);
1106
1107 int wm9713_reset(struct snd_soc_codec *codec, int try_warm)
1108 {
1109 if (try_warm && soc_ac97_ops.warm_reset) {
1110 soc_ac97_ops.warm_reset(codec->ac97);
1111 if (ac97_read(codec, 0) == wm9713_reg[0])
1112 return 1;
1113 }
1114
1115 soc_ac97_ops.reset(codec->ac97);
1116 if (soc_ac97_ops.warm_reset)
1117 soc_ac97_ops.warm_reset(codec->ac97);
1118 if (ac97_read(codec, 0) != wm9713_reg[0])
1119 return -EIO;
1120 return 0;
1121 }
1122 EXPORT_SYMBOL_GPL(wm9713_reset);
1123
1124 static int wm9713_set_bias_level(struct snd_soc_codec *codec,
1125 enum snd_soc_bias_level level)
1126 {
1127 u16 reg;
1128
1129 switch (level) {
1130 case SND_SOC_BIAS_ON:
1131 /* enable thermal shutdown */
1132 reg = ac97_read(codec, AC97_EXTENDED_MID) & 0x1bff;
1133 ac97_write(codec, AC97_EXTENDED_MID, reg);
1134 break;
1135 case SND_SOC_BIAS_PREPARE:
1136 break;
1137 case SND_SOC_BIAS_STANDBY:
1138 /* enable master bias and vmid */
1139 reg = ac97_read(codec, AC97_EXTENDED_MID) & 0x3bff;
1140 ac97_write(codec, AC97_EXTENDED_MID, reg);
1141 ac97_write(codec, AC97_POWERDOWN, 0x0000);
1142 break;
1143 case SND_SOC_BIAS_OFF:
1144 /* disable everything including AC link */
1145 ac97_write(codec, AC97_EXTENDED_MID, 0xffff);
1146 ac97_write(codec, AC97_EXTENDED_MSTATUS, 0xffff);
1147 ac97_write(codec, AC97_POWERDOWN, 0xffff);
1148 break;
1149 }
1150 codec->bias_level = level;
1151 return 0;
1152 }
1153
1154 static int wm9713_soc_suspend(struct platform_device *pdev,
1155 pm_message_t state)
1156 {
1157 struct snd_soc_device *socdev = platform_get_drvdata(pdev);
1158 struct snd_soc_codec *codec = socdev->card->codec;
1159 u16 reg;
1160
1161 /* Disable everything except touchpanel - that will be handled
1162 * by the touch driver and left disabled if touch is not in
1163 * use. */
1164 reg = ac97_read(codec, AC97_EXTENDED_MID);
1165 ac97_write(codec, AC97_EXTENDED_MID, reg | 0x7fff);
1166 ac97_write(codec, AC97_EXTENDED_MSTATUS, 0xffff);
1167 ac97_write(codec, AC97_POWERDOWN, 0x6f00);
1168 ac97_write(codec, AC97_POWERDOWN, 0xffff);
1169
1170 return 0;
1171 }
1172
1173 static int wm9713_soc_resume(struct platform_device *pdev)
1174 {
1175 struct snd_soc_device *socdev = platform_get_drvdata(pdev);
1176 struct snd_soc_codec *codec = socdev->card->codec;
1177 struct wm9713_priv *wm9713 = codec->private_data;
1178 int i, ret;
1179 u16 *cache = codec->reg_cache;
1180
1181 ret = wm9713_reset(codec, 1);
1182 if (ret < 0) {
1183 printk(KERN_ERR "could not reset AC97 codec\n");
1184 return ret;
1185 }
1186
1187 wm9713_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
1188
1189 /* do we need to re-start the PLL ? */
1190 if (wm9713->pll_in)
1191 wm9713_set_pll(codec, 0, wm9713->pll_in, 0);
1192
1193 /* only synchronise the codec if warm reset failed */
1194 if (ret == 0) {
1195 for (i = 2; i < ARRAY_SIZE(wm9713_reg) << 1; i += 2) {
1196 if (i == AC97_POWERDOWN || i == AC97_EXTENDED_MID ||
1197 i == AC97_EXTENDED_MSTATUS || i > 0x66)
1198 continue;
1199 soc_ac97_ops.write(codec->ac97, i, cache[i>>1]);
1200 }
1201 }
1202
1203 if (codec->suspend_bias_level == SND_SOC_BIAS_ON)
1204 wm9713_set_bias_level(codec, SND_SOC_BIAS_ON);
1205
1206 return ret;
1207 }
1208
1209 static int wm9713_soc_probe(struct platform_device *pdev)
1210 {
1211 struct snd_soc_device *socdev = platform_get_drvdata(pdev);
1212 struct snd_soc_codec *codec;
1213 int ret = 0, reg;
1214
1215 socdev->card->codec = kzalloc(sizeof(struct snd_soc_codec),
1216 GFP_KERNEL);
1217 if (socdev->card->codec == NULL)
1218 return -ENOMEM;
1219 codec = socdev->card->codec;
1220 mutex_init(&codec->mutex);
1221
1222 codec->reg_cache = kmemdup(wm9713_reg, sizeof(wm9713_reg), GFP_KERNEL);
1223 if (codec->reg_cache == NULL) {
1224 ret = -ENOMEM;
1225 goto cache_err;
1226 }
1227 codec->reg_cache_size = sizeof(wm9713_reg);
1228 codec->reg_cache_step = 2;
1229
1230 codec->private_data = kzalloc(sizeof(struct wm9713_priv), GFP_KERNEL);
1231 if (codec->private_data == NULL) {
1232 ret = -ENOMEM;
1233 goto priv_err;
1234 }
1235
1236 codec->name = "WM9713";
1237 codec->owner = THIS_MODULE;
1238 codec->dai = wm9713_dai;
1239 codec->num_dai = ARRAY_SIZE(wm9713_dai);
1240 codec->write = ac97_write;
1241 codec->read = ac97_read;
1242 codec->set_bias_level = wm9713_set_bias_level;
1243 INIT_LIST_HEAD(&codec->dapm_widgets);
1244 INIT_LIST_HEAD(&codec->dapm_paths);
1245
1246 ret = snd_soc_new_ac97_codec(codec, &soc_ac97_ops, 0);
1247 if (ret < 0)
1248 goto codec_err;
1249
1250 /* register pcms */
1251 ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1);
1252 if (ret < 0)
1253 goto pcm_err;
1254
1255 /* do a cold reset for the controller and then try
1256 * a warm reset followed by an optional cold reset for codec */
1257 wm9713_reset(codec, 0);
1258 ret = wm9713_reset(codec, 1);
1259 if (ret < 0) {
1260 printk(KERN_ERR "Failed to reset WM9713: AC97 link error\n");
1261 goto reset_err;
1262 }
1263
1264 wm9713_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
1265
1266 /* unmute the adc - move to kcontrol */
1267 reg = ac97_read(codec, AC97_CD) & 0x7fff;
1268 ac97_write(codec, AC97_CD, reg);
1269
1270 snd_soc_add_controls(codec, wm9713_snd_ac97_controls,
1271 ARRAY_SIZE(wm9713_snd_ac97_controls));
1272 wm9713_add_widgets(codec);
1273
1274 return 0;
1275
1276 reset_err:
1277 snd_soc_free_pcms(socdev);
1278 pcm_err:
1279 snd_soc_free_ac97_codec(codec);
1280
1281 codec_err:
1282 kfree(codec->private_data);
1283
1284 priv_err:
1285 kfree(codec->reg_cache);
1286
1287 cache_err:
1288 kfree(socdev->card->codec);
1289 socdev->card->codec = NULL;
1290 return ret;
1291 }
1292
1293 static int wm9713_soc_remove(struct platform_device *pdev)
1294 {
1295 struct snd_soc_device *socdev = platform_get_drvdata(pdev);
1296 struct snd_soc_codec *codec = socdev->card->codec;
1297
1298 if (codec == NULL)
1299 return 0;
1300
1301 snd_soc_dapm_free(socdev);
1302 snd_soc_free_pcms(socdev);
1303 snd_soc_free_ac97_codec(codec);
1304 kfree(codec->private_data);
1305 kfree(codec->reg_cache);
1306 kfree(codec);
1307 return 0;
1308 }
1309
1310 struct snd_soc_codec_device soc_codec_dev_wm9713 = {
1311 .probe = wm9713_soc_probe,
1312 .remove = wm9713_soc_remove,
1313 .suspend = wm9713_soc_suspend,
1314 .resume = wm9713_soc_resume,
1315 };
1316 EXPORT_SYMBOL_GPL(soc_codec_dev_wm9713);
1317
1318 MODULE_DESCRIPTION("ASoC WM9713/WM9714 driver");
1319 MODULE_AUTHOR("Liam Girdwood");
1320 MODULE_LICENSE("GPL");
Linux kernel - Deliverables
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