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Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/sage/ceph...
[GitHub/mt8127/android_kernel_alcatel_ttab.git] / sound / soc / codecs / wm8400.c
1 /*
2 * wm8400.c -- WM8400 ALSA Soc Audio driver
3 *
4 * Copyright 2008-11 Wolfson Microelectronics PLC.
5 * Author: Mark Brown <broonie@opensource.wolfsonmicro.com>
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 */
13
14 #include <linux/module.h>
15 #include <linux/moduleparam.h>
16 #include <linux/kernel.h>
17 #include <linux/slab.h>
18 #include <linux/init.h>
19 #include <linux/delay.h>
20 #include <linux/pm.h>
21 #include <linux/platform_device.h>
22 #include <linux/regulator/consumer.h>
23 #include <linux/mfd/wm8400-audio.h>
24 #include <linux/mfd/wm8400-private.h>
25 #include <linux/mfd/core.h>
26 #include <sound/core.h>
27 #include <sound/pcm.h>
28 #include <sound/pcm_params.h>
29 #include <sound/soc.h>
30 #include <sound/initval.h>
31 #include <sound/tlv.h>
32
33 #include "wm8400.h"
34
35 /* Fake register for internal state */
36 #define WM8400_INTDRIVBITS (WM8400_REGISTER_COUNT + 1)
37 #define WM8400_INMIXL_PWR 0
38 #define WM8400_AINLMUX_PWR 1
39 #define WM8400_INMIXR_PWR 2
40 #define WM8400_AINRMUX_PWR 3
41
42 static struct regulator_bulk_data power[] = {
43 {
44 .supply = "I2S1VDD",
45 },
46 {
47 .supply = "I2S2VDD",
48 },
49 {
50 .supply = "DCVDD",
51 },
52 {
53 .supply = "AVDD",
54 },
55 {
56 .supply = "FLLVDD",
57 },
58 {
59 .supply = "HPVDD",
60 },
61 {
62 .supply = "SPKVDD",
63 },
64 };
65
66 /* codec private data */
67 struct wm8400_priv {
68 struct snd_soc_codec *codec;
69 struct wm8400 *wm8400;
70 u16 fake_register;
71 unsigned int sysclk;
72 unsigned int pcmclk;
73 struct work_struct work;
74 int fll_in, fll_out;
75 };
76
77 static inline unsigned int wm8400_read(struct snd_soc_codec *codec,
78 unsigned int reg)
79 {
80 struct wm8400_priv *wm8400 = snd_soc_codec_get_drvdata(codec);
81
82 if (reg == WM8400_INTDRIVBITS)
83 return wm8400->fake_register;
84 else
85 return wm8400_reg_read(wm8400->wm8400, reg);
86 }
87
88 /*
89 * write to the wm8400 register space
90 */
91 static int wm8400_write(struct snd_soc_codec *codec, unsigned int reg,
92 unsigned int value)
93 {
94 struct wm8400_priv *wm8400 = snd_soc_codec_get_drvdata(codec);
95
96 if (reg == WM8400_INTDRIVBITS) {
97 wm8400->fake_register = value;
98 return 0;
99 } else
100 return wm8400_set_bits(wm8400->wm8400, reg, 0xffff, value);
101 }
102
103 static void wm8400_codec_reset(struct snd_soc_codec *codec)
104 {
105 struct wm8400_priv *wm8400 = snd_soc_codec_get_drvdata(codec);
106
107 wm8400_reset_codec_reg_cache(wm8400->wm8400);
108 }
109
110 static const DECLARE_TLV_DB_SCALE(rec_mix_tlv, -1500, 600, 0);
111
112 static const DECLARE_TLV_DB_SCALE(in_pga_tlv, -1650, 3000, 0);
113
114 static const DECLARE_TLV_DB_SCALE(out_mix_tlv, -2100, 0, 0);
115
116 static const DECLARE_TLV_DB_SCALE(out_pga_tlv, -7300, 600, 0);
117
118 static const DECLARE_TLV_DB_SCALE(out_omix_tlv, -600, 0, 0);
119
120 static const DECLARE_TLV_DB_SCALE(out_dac_tlv, -7163, 0, 0);
121
122 static const DECLARE_TLV_DB_SCALE(in_adc_tlv, -7163, 1763, 0);
123
124 static const DECLARE_TLV_DB_SCALE(out_sidetone_tlv, -3600, 0, 0);
125
126 static int wm8400_outpga_put_volsw_vu(struct snd_kcontrol *kcontrol,
127 struct snd_ctl_elem_value *ucontrol)
128 {
129 struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
130 struct soc_mixer_control *mc =
131 (struct soc_mixer_control *)kcontrol->private_value;
132 int reg = mc->reg;
133 int ret;
134 u16 val;
135
136 ret = snd_soc_put_volsw(kcontrol, ucontrol);
137 if (ret < 0)
138 return ret;
139
140 /* now hit the volume update bits (always bit 8) */
141 val = snd_soc_read(codec, reg);
142 return snd_soc_write(codec, reg, val | 0x0100);
143 }
144
145 #define WM8400_OUTPGA_SINGLE_R_TLV(xname, reg, shift, max, invert, tlv_array) \
146 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \
147 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\
148 SNDRV_CTL_ELEM_ACCESS_READWRITE,\
149 .tlv.p = (tlv_array), \
150 .info = snd_soc_info_volsw, \
151 .get = snd_soc_get_volsw, .put = wm8400_outpga_put_volsw_vu, \
152 .private_value = SOC_SINGLE_VALUE(reg, shift, max, invert) }
153
154
155 static const char *wm8400_digital_sidetone[] =
156 {"None", "Left ADC", "Right ADC", "Reserved"};
157
158 static const struct soc_enum wm8400_left_digital_sidetone_enum =
159 SOC_ENUM_SINGLE(WM8400_DIGITAL_SIDE_TONE,
160 WM8400_ADC_TO_DACL_SHIFT, 2, wm8400_digital_sidetone);
161
162 static const struct soc_enum wm8400_right_digital_sidetone_enum =
163 SOC_ENUM_SINGLE(WM8400_DIGITAL_SIDE_TONE,
164 WM8400_ADC_TO_DACR_SHIFT, 2, wm8400_digital_sidetone);
165
166 static const char *wm8400_adcmode[] =
167 {"Hi-fi mode", "Voice mode 1", "Voice mode 2", "Voice mode 3"};
168
169 static const struct soc_enum wm8400_right_adcmode_enum =
170 SOC_ENUM_SINGLE(WM8400_ADC_CTRL, WM8400_ADC_HPF_CUT_SHIFT, 3, wm8400_adcmode);
171
172 static const struct snd_kcontrol_new wm8400_snd_controls[] = {
173 /* INMIXL */
174 SOC_SINGLE("LIN12 PGA Boost", WM8400_INPUT_MIXER3, WM8400_L12MNBST_SHIFT,
175 1, 0),
176 SOC_SINGLE("LIN34 PGA Boost", WM8400_INPUT_MIXER3, WM8400_L34MNBST_SHIFT,
177 1, 0),
178 /* INMIXR */
179 SOC_SINGLE("RIN12 PGA Boost", WM8400_INPUT_MIXER3, WM8400_R12MNBST_SHIFT,
180 1, 0),
181 SOC_SINGLE("RIN34 PGA Boost", WM8400_INPUT_MIXER3, WM8400_R34MNBST_SHIFT,
182 1, 0),
183
184 /* LOMIX */
185 SOC_SINGLE_TLV("LOMIX LIN3 Bypass Volume", WM8400_OUTPUT_MIXER3,
186 WM8400_LLI3LOVOL_SHIFT, 7, 0, out_mix_tlv),
187 SOC_SINGLE_TLV("LOMIX RIN12 PGA Bypass Volume", WM8400_OUTPUT_MIXER3,
188 WM8400_LR12LOVOL_SHIFT, 7, 0, out_mix_tlv),
189 SOC_SINGLE_TLV("LOMIX LIN12 PGA Bypass Volume", WM8400_OUTPUT_MIXER3,
190 WM8400_LL12LOVOL_SHIFT, 7, 0, out_mix_tlv),
191 SOC_SINGLE_TLV("LOMIX RIN3 Bypass Volume", WM8400_OUTPUT_MIXER5,
192 WM8400_LRI3LOVOL_SHIFT, 7, 0, out_mix_tlv),
193 SOC_SINGLE_TLV("LOMIX AINRMUX Bypass Volume", WM8400_OUTPUT_MIXER5,
194 WM8400_LRBLOVOL_SHIFT, 7, 0, out_mix_tlv),
195 SOC_SINGLE_TLV("LOMIX AINLMUX Bypass Volume", WM8400_OUTPUT_MIXER5,
196 WM8400_LRBLOVOL_SHIFT, 7, 0, out_mix_tlv),
197
198 /* ROMIX */
199 SOC_SINGLE_TLV("ROMIX RIN3 Bypass Volume", WM8400_OUTPUT_MIXER4,
200 WM8400_RRI3ROVOL_SHIFT, 7, 0, out_mix_tlv),
201 SOC_SINGLE_TLV("ROMIX LIN12 PGA Bypass Volume", WM8400_OUTPUT_MIXER4,
202 WM8400_RL12ROVOL_SHIFT, 7, 0, out_mix_tlv),
203 SOC_SINGLE_TLV("ROMIX RIN12 PGA Bypass Volume", WM8400_OUTPUT_MIXER4,
204 WM8400_RR12ROVOL_SHIFT, 7, 0, out_mix_tlv),
205 SOC_SINGLE_TLV("ROMIX LIN3 Bypass Volume", WM8400_OUTPUT_MIXER6,
206 WM8400_RLI3ROVOL_SHIFT, 7, 0, out_mix_tlv),
207 SOC_SINGLE_TLV("ROMIX AINLMUX Bypass Volume", WM8400_OUTPUT_MIXER6,
208 WM8400_RLBROVOL_SHIFT, 7, 0, out_mix_tlv),
209 SOC_SINGLE_TLV("ROMIX AINRMUX Bypass Volume", WM8400_OUTPUT_MIXER6,
210 WM8400_RRBROVOL_SHIFT, 7, 0, out_mix_tlv),
211
212 /* LOUT */
213 WM8400_OUTPGA_SINGLE_R_TLV("LOUT Volume", WM8400_LEFT_OUTPUT_VOLUME,
214 WM8400_LOUTVOL_SHIFT, WM8400_LOUTVOL_MASK, 0, out_pga_tlv),
215 SOC_SINGLE("LOUT ZC", WM8400_LEFT_OUTPUT_VOLUME, WM8400_LOZC_SHIFT, 1, 0),
216
217 /* ROUT */
218 WM8400_OUTPGA_SINGLE_R_TLV("ROUT Volume", WM8400_RIGHT_OUTPUT_VOLUME,
219 WM8400_ROUTVOL_SHIFT, WM8400_ROUTVOL_MASK, 0, out_pga_tlv),
220 SOC_SINGLE("ROUT ZC", WM8400_RIGHT_OUTPUT_VOLUME, WM8400_ROZC_SHIFT, 1, 0),
221
222 /* LOPGA */
223 WM8400_OUTPGA_SINGLE_R_TLV("LOPGA Volume", WM8400_LEFT_OPGA_VOLUME,
224 WM8400_LOPGAVOL_SHIFT, WM8400_LOPGAVOL_MASK, 0, out_pga_tlv),
225 SOC_SINGLE("LOPGA ZC Switch", WM8400_LEFT_OPGA_VOLUME,
226 WM8400_LOPGAZC_SHIFT, 1, 0),
227
228 /* ROPGA */
229 WM8400_OUTPGA_SINGLE_R_TLV("ROPGA Volume", WM8400_RIGHT_OPGA_VOLUME,
230 WM8400_ROPGAVOL_SHIFT, WM8400_ROPGAVOL_MASK, 0, out_pga_tlv),
231 SOC_SINGLE("ROPGA ZC Switch", WM8400_RIGHT_OPGA_VOLUME,
232 WM8400_ROPGAZC_SHIFT, 1, 0),
233
234 SOC_SINGLE("LON Mute Switch", WM8400_LINE_OUTPUTS_VOLUME,
235 WM8400_LONMUTE_SHIFT, 1, 0),
236 SOC_SINGLE("LOP Mute Switch", WM8400_LINE_OUTPUTS_VOLUME,
237 WM8400_LOPMUTE_SHIFT, 1, 0),
238 SOC_SINGLE("LOP Attenuation Switch", WM8400_LINE_OUTPUTS_VOLUME,
239 WM8400_LOATTN_SHIFT, 1, 0),
240 SOC_SINGLE("RON Mute Switch", WM8400_LINE_OUTPUTS_VOLUME,
241 WM8400_RONMUTE_SHIFT, 1, 0),
242 SOC_SINGLE("ROP Mute Switch", WM8400_LINE_OUTPUTS_VOLUME,
243 WM8400_ROPMUTE_SHIFT, 1, 0),
244 SOC_SINGLE("ROP Attenuation Switch", WM8400_LINE_OUTPUTS_VOLUME,
245 WM8400_ROATTN_SHIFT, 1, 0),
246
247 SOC_SINGLE("OUT3 Mute Switch", WM8400_OUT3_4_VOLUME,
248 WM8400_OUT3MUTE_SHIFT, 1, 0),
249 SOC_SINGLE("OUT3 Attenuation Switch", WM8400_OUT3_4_VOLUME,
250 WM8400_OUT3ATTN_SHIFT, 1, 0),
251
252 SOC_SINGLE("OUT4 Mute Switch", WM8400_OUT3_4_VOLUME,
253 WM8400_OUT4MUTE_SHIFT, 1, 0),
254 SOC_SINGLE("OUT4 Attenuation Switch", WM8400_OUT3_4_VOLUME,
255 WM8400_OUT4ATTN_SHIFT, 1, 0),
256
257 SOC_SINGLE("Speaker Mode Switch", WM8400_CLASSD1,
258 WM8400_CDMODE_SHIFT, 1, 0),
259
260 SOC_SINGLE("Speaker Output Attenuation Volume", WM8400_SPEAKER_VOLUME,
261 WM8400_SPKATTN_SHIFT, WM8400_SPKATTN_MASK, 0),
262 SOC_SINGLE("Speaker DC Boost Volume", WM8400_CLASSD3,
263 WM8400_DCGAIN_SHIFT, 6, 0),
264 SOC_SINGLE("Speaker AC Boost Volume", WM8400_CLASSD3,
265 WM8400_ACGAIN_SHIFT, 6, 0),
266
267 WM8400_OUTPGA_SINGLE_R_TLV("Left DAC Digital Volume",
268 WM8400_LEFT_DAC_DIGITAL_VOLUME, WM8400_DACL_VOL_SHIFT,
269 127, 0, out_dac_tlv),
270
271 WM8400_OUTPGA_SINGLE_R_TLV("Right DAC Digital Volume",
272 WM8400_RIGHT_DAC_DIGITAL_VOLUME, WM8400_DACR_VOL_SHIFT,
273 127, 0, out_dac_tlv),
274
275 SOC_ENUM("Left Digital Sidetone", wm8400_left_digital_sidetone_enum),
276 SOC_ENUM("Right Digital Sidetone", wm8400_right_digital_sidetone_enum),
277
278 SOC_SINGLE_TLV("Left Digital Sidetone Volume", WM8400_DIGITAL_SIDE_TONE,
279 WM8400_ADCL_DAC_SVOL_SHIFT, 15, 0, out_sidetone_tlv),
280 SOC_SINGLE_TLV("Right Digital Sidetone Volume", WM8400_DIGITAL_SIDE_TONE,
281 WM8400_ADCR_DAC_SVOL_SHIFT, 15, 0, out_sidetone_tlv),
282
283 SOC_SINGLE("ADC Digital High Pass Filter Switch", WM8400_ADC_CTRL,
284 WM8400_ADC_HPF_ENA_SHIFT, 1, 0),
285
286 SOC_ENUM("ADC HPF Mode", wm8400_right_adcmode_enum),
287
288 WM8400_OUTPGA_SINGLE_R_TLV("Left ADC Digital Volume",
289 WM8400_LEFT_ADC_DIGITAL_VOLUME,
290 WM8400_ADCL_VOL_SHIFT,
291 WM8400_ADCL_VOL_MASK,
292 0,
293 in_adc_tlv),
294
295 WM8400_OUTPGA_SINGLE_R_TLV("Right ADC Digital Volume",
296 WM8400_RIGHT_ADC_DIGITAL_VOLUME,
297 WM8400_ADCR_VOL_SHIFT,
298 WM8400_ADCR_VOL_MASK,
299 0,
300 in_adc_tlv),
301
302 WM8400_OUTPGA_SINGLE_R_TLV("LIN12 Volume",
303 WM8400_LEFT_LINE_INPUT_1_2_VOLUME,
304 WM8400_LIN12VOL_SHIFT,
305 WM8400_LIN12VOL_MASK,
306 0,
307 in_pga_tlv),
308
309 SOC_SINGLE("LIN12 ZC Switch", WM8400_LEFT_LINE_INPUT_1_2_VOLUME,
310 WM8400_LI12ZC_SHIFT, 1, 0),
311
312 SOC_SINGLE("LIN12 Mute Switch", WM8400_LEFT_LINE_INPUT_1_2_VOLUME,
313 WM8400_LI12MUTE_SHIFT, 1, 0),
314
315 WM8400_OUTPGA_SINGLE_R_TLV("LIN34 Volume",
316 WM8400_LEFT_LINE_INPUT_3_4_VOLUME,
317 WM8400_LIN34VOL_SHIFT,
318 WM8400_LIN34VOL_MASK,
319 0,
320 in_pga_tlv),
321
322 SOC_SINGLE("LIN34 ZC Switch", WM8400_LEFT_LINE_INPUT_3_4_VOLUME,
323 WM8400_LI34ZC_SHIFT, 1, 0),
324
325 SOC_SINGLE("LIN34 Mute Switch", WM8400_LEFT_LINE_INPUT_3_4_VOLUME,
326 WM8400_LI34MUTE_SHIFT, 1, 0),
327
328 WM8400_OUTPGA_SINGLE_R_TLV("RIN12 Volume",
329 WM8400_RIGHT_LINE_INPUT_1_2_VOLUME,
330 WM8400_RIN12VOL_SHIFT,
331 WM8400_RIN12VOL_MASK,
332 0,
333 in_pga_tlv),
334
335 SOC_SINGLE("RIN12 ZC Switch", WM8400_RIGHT_LINE_INPUT_1_2_VOLUME,
336 WM8400_RI12ZC_SHIFT, 1, 0),
337
338 SOC_SINGLE("RIN12 Mute Switch", WM8400_RIGHT_LINE_INPUT_1_2_VOLUME,
339 WM8400_RI12MUTE_SHIFT, 1, 0),
340
341 WM8400_OUTPGA_SINGLE_R_TLV("RIN34 Volume",
342 WM8400_RIGHT_LINE_INPUT_3_4_VOLUME,
343 WM8400_RIN34VOL_SHIFT,
344 WM8400_RIN34VOL_MASK,
345 0,
346 in_pga_tlv),
347
348 SOC_SINGLE("RIN34 ZC Switch", WM8400_RIGHT_LINE_INPUT_3_4_VOLUME,
349 WM8400_RI34ZC_SHIFT, 1, 0),
350
351 SOC_SINGLE("RIN34 Mute Switch", WM8400_RIGHT_LINE_INPUT_3_4_VOLUME,
352 WM8400_RI34MUTE_SHIFT, 1, 0),
353
354 };
355
356 /*
357 * _DAPM_ Controls
358 */
359
360 static int inmixer_event (struct snd_soc_dapm_widget *w,
361 struct snd_kcontrol *kcontrol, int event)
362 {
363 u16 reg, fakepower;
364
365 reg = snd_soc_read(w->codec, WM8400_POWER_MANAGEMENT_2);
366 fakepower = snd_soc_read(w->codec, WM8400_INTDRIVBITS);
367
368 if (fakepower & ((1 << WM8400_INMIXL_PWR) |
369 (1 << WM8400_AINLMUX_PWR))) {
370 reg |= WM8400_AINL_ENA;
371 } else {
372 reg &= ~WM8400_AINL_ENA;
373 }
374
375 if (fakepower & ((1 << WM8400_INMIXR_PWR) |
376 (1 << WM8400_AINRMUX_PWR))) {
377 reg |= WM8400_AINR_ENA;
378 } else {
379 reg &= ~WM8400_AINR_ENA;
380 }
381 snd_soc_write(w->codec, WM8400_POWER_MANAGEMENT_2, reg);
382
383 return 0;
384 }
385
386 static int outmixer_event (struct snd_soc_dapm_widget *w,
387 struct snd_kcontrol * kcontrol, int event)
388 {
389 struct soc_mixer_control *mc =
390 (struct soc_mixer_control *)kcontrol->private_value;
391 u32 reg_shift = mc->shift;
392 int ret = 0;
393 u16 reg;
394
395 switch (reg_shift) {
396 case WM8400_SPEAKER_MIXER | (WM8400_LDSPK << 8) :
397 reg = snd_soc_read(w->codec, WM8400_OUTPUT_MIXER1);
398 if (reg & WM8400_LDLO) {
399 printk(KERN_WARNING
400 "Cannot set as Output Mixer 1 LDLO Set\n");
401 ret = -1;
402 }
403 break;
404 case WM8400_SPEAKER_MIXER | (WM8400_RDSPK << 8):
405 reg = snd_soc_read(w->codec, WM8400_OUTPUT_MIXER2);
406 if (reg & WM8400_RDRO) {
407 printk(KERN_WARNING
408 "Cannot set as Output Mixer 2 RDRO Set\n");
409 ret = -1;
410 }
411 break;
412 case WM8400_OUTPUT_MIXER1 | (WM8400_LDLO << 8):
413 reg = snd_soc_read(w->codec, WM8400_SPEAKER_MIXER);
414 if (reg & WM8400_LDSPK) {
415 printk(KERN_WARNING
416 "Cannot set as Speaker Mixer LDSPK Set\n");
417 ret = -1;
418 }
419 break;
420 case WM8400_OUTPUT_MIXER2 | (WM8400_RDRO << 8):
421 reg = snd_soc_read(w->codec, WM8400_SPEAKER_MIXER);
422 if (reg & WM8400_RDSPK) {
423 printk(KERN_WARNING
424 "Cannot set as Speaker Mixer RDSPK Set\n");
425 ret = -1;
426 }
427 break;
428 }
429
430 return ret;
431 }
432
433 /* INMIX dB values */
434 static const unsigned int in_mix_tlv[] = {
435 TLV_DB_RANGE_HEAD(1),
436 0,7, TLV_DB_SCALE_ITEM(-1200, 600, 0),
437 };
438
439 /* Left In PGA Connections */
440 static const struct snd_kcontrol_new wm8400_dapm_lin12_pga_controls[] = {
441 SOC_DAPM_SINGLE("LIN1 Switch", WM8400_INPUT_MIXER2, WM8400_LMN1_SHIFT, 1, 0),
442 SOC_DAPM_SINGLE("LIN2 Switch", WM8400_INPUT_MIXER2, WM8400_LMP2_SHIFT, 1, 0),
443 };
444
445 static const struct snd_kcontrol_new wm8400_dapm_lin34_pga_controls[] = {
446 SOC_DAPM_SINGLE("LIN3 Switch", WM8400_INPUT_MIXER2, WM8400_LMN3_SHIFT, 1, 0),
447 SOC_DAPM_SINGLE("LIN4 Switch", WM8400_INPUT_MIXER2, WM8400_LMP4_SHIFT, 1, 0),
448 };
449
450 /* Right In PGA Connections */
451 static const struct snd_kcontrol_new wm8400_dapm_rin12_pga_controls[] = {
452 SOC_DAPM_SINGLE("RIN1 Switch", WM8400_INPUT_MIXER2, WM8400_RMN1_SHIFT, 1, 0),
453 SOC_DAPM_SINGLE("RIN2 Switch", WM8400_INPUT_MIXER2, WM8400_RMP2_SHIFT, 1, 0),
454 };
455
456 static const struct snd_kcontrol_new wm8400_dapm_rin34_pga_controls[] = {
457 SOC_DAPM_SINGLE("RIN3 Switch", WM8400_INPUT_MIXER2, WM8400_RMN3_SHIFT, 1, 0),
458 SOC_DAPM_SINGLE("RIN4 Switch", WM8400_INPUT_MIXER2, WM8400_RMP4_SHIFT, 1, 0),
459 };
460
461 /* INMIXL */
462 static const struct snd_kcontrol_new wm8400_dapm_inmixl_controls[] = {
463 SOC_DAPM_SINGLE_TLV("Record Left Volume", WM8400_INPUT_MIXER3,
464 WM8400_LDBVOL_SHIFT, WM8400_LDBVOL_MASK, 0, in_mix_tlv),
465 SOC_DAPM_SINGLE_TLV("LIN2 Volume", WM8400_INPUT_MIXER5, WM8400_LI2BVOL_SHIFT,
466 7, 0, in_mix_tlv),
467 SOC_DAPM_SINGLE("LINPGA12 Switch", WM8400_INPUT_MIXER3, WM8400_L12MNB_SHIFT,
468 1, 0),
469 SOC_DAPM_SINGLE("LINPGA34 Switch", WM8400_INPUT_MIXER3, WM8400_L34MNB_SHIFT,
470 1, 0),
471 };
472
473 /* INMIXR */
474 static const struct snd_kcontrol_new wm8400_dapm_inmixr_controls[] = {
475 SOC_DAPM_SINGLE_TLV("Record Right Volume", WM8400_INPUT_MIXER4,
476 WM8400_RDBVOL_SHIFT, WM8400_RDBVOL_MASK, 0, in_mix_tlv),
477 SOC_DAPM_SINGLE_TLV("RIN2 Volume", WM8400_INPUT_MIXER6, WM8400_RI2BVOL_SHIFT,
478 7, 0, in_mix_tlv),
479 SOC_DAPM_SINGLE("RINPGA12 Switch", WM8400_INPUT_MIXER3, WM8400_L12MNB_SHIFT,
480 1, 0),
481 SOC_DAPM_SINGLE("RINPGA34 Switch", WM8400_INPUT_MIXER3, WM8400_L34MNB_SHIFT,
482 1, 0),
483 };
484
485 /* AINLMUX */
486 static const char *wm8400_ainlmux[] =
487 {"INMIXL Mix", "RXVOICE Mix", "DIFFINL Mix"};
488
489 static const struct soc_enum wm8400_ainlmux_enum =
490 SOC_ENUM_SINGLE( WM8400_INPUT_MIXER1, WM8400_AINLMODE_SHIFT,
491 ARRAY_SIZE(wm8400_ainlmux), wm8400_ainlmux);
492
493 static const struct snd_kcontrol_new wm8400_dapm_ainlmux_controls =
494 SOC_DAPM_ENUM("Route", wm8400_ainlmux_enum);
495
496 /* DIFFINL */
497
498 /* AINRMUX */
499 static const char *wm8400_ainrmux[] =
500 {"INMIXR Mix", "RXVOICE Mix", "DIFFINR Mix"};
501
502 static const struct soc_enum wm8400_ainrmux_enum =
503 SOC_ENUM_SINGLE( WM8400_INPUT_MIXER1, WM8400_AINRMODE_SHIFT,
504 ARRAY_SIZE(wm8400_ainrmux), wm8400_ainrmux);
505
506 static const struct snd_kcontrol_new wm8400_dapm_ainrmux_controls =
507 SOC_DAPM_ENUM("Route", wm8400_ainrmux_enum);
508
509 /* RXVOICE */
510 static const struct snd_kcontrol_new wm8400_dapm_rxvoice_controls[] = {
511 SOC_DAPM_SINGLE_TLV("LIN4/RXN", WM8400_INPUT_MIXER5, WM8400_LR4BVOL_SHIFT,
512 WM8400_LR4BVOL_MASK, 0, in_mix_tlv),
513 SOC_DAPM_SINGLE_TLV("RIN4/RXP", WM8400_INPUT_MIXER6, WM8400_RL4BVOL_SHIFT,
514 WM8400_RL4BVOL_MASK, 0, in_mix_tlv),
515 };
516
517 /* LOMIX */
518 static const struct snd_kcontrol_new wm8400_dapm_lomix_controls[] = {
519 SOC_DAPM_SINGLE("LOMIX Right ADC Bypass Switch", WM8400_OUTPUT_MIXER1,
520 WM8400_LRBLO_SHIFT, 1, 0),
521 SOC_DAPM_SINGLE("LOMIX Left ADC Bypass Switch", WM8400_OUTPUT_MIXER1,
522 WM8400_LLBLO_SHIFT, 1, 0),
523 SOC_DAPM_SINGLE("LOMIX RIN3 Bypass Switch", WM8400_OUTPUT_MIXER1,
524 WM8400_LRI3LO_SHIFT, 1, 0),
525 SOC_DAPM_SINGLE("LOMIX LIN3 Bypass Switch", WM8400_OUTPUT_MIXER1,
526 WM8400_LLI3LO_SHIFT, 1, 0),
527 SOC_DAPM_SINGLE("LOMIX RIN12 PGA Bypass Switch", WM8400_OUTPUT_MIXER1,
528 WM8400_LR12LO_SHIFT, 1, 0),
529 SOC_DAPM_SINGLE("LOMIX LIN12 PGA Bypass Switch", WM8400_OUTPUT_MIXER1,
530 WM8400_LL12LO_SHIFT, 1, 0),
531 SOC_DAPM_SINGLE("LOMIX Left DAC Switch", WM8400_OUTPUT_MIXER1,
532 WM8400_LDLO_SHIFT, 1, 0),
533 };
534
535 /* ROMIX */
536 static const struct snd_kcontrol_new wm8400_dapm_romix_controls[] = {
537 SOC_DAPM_SINGLE("ROMIX Left ADC Bypass Switch", WM8400_OUTPUT_MIXER2,
538 WM8400_RLBRO_SHIFT, 1, 0),
539 SOC_DAPM_SINGLE("ROMIX Right ADC Bypass Switch", WM8400_OUTPUT_MIXER2,
540 WM8400_RRBRO_SHIFT, 1, 0),
541 SOC_DAPM_SINGLE("ROMIX LIN3 Bypass Switch", WM8400_OUTPUT_MIXER2,
542 WM8400_RLI3RO_SHIFT, 1, 0),
543 SOC_DAPM_SINGLE("ROMIX RIN3 Bypass Switch", WM8400_OUTPUT_MIXER2,
544 WM8400_RRI3RO_SHIFT, 1, 0),
545 SOC_DAPM_SINGLE("ROMIX LIN12 PGA Bypass Switch", WM8400_OUTPUT_MIXER2,
546 WM8400_RL12RO_SHIFT, 1, 0),
547 SOC_DAPM_SINGLE("ROMIX RIN12 PGA Bypass Switch", WM8400_OUTPUT_MIXER2,
548 WM8400_RR12RO_SHIFT, 1, 0),
549 SOC_DAPM_SINGLE("ROMIX Right DAC Switch", WM8400_OUTPUT_MIXER2,
550 WM8400_RDRO_SHIFT, 1, 0),
551 };
552
553 /* LONMIX */
554 static const struct snd_kcontrol_new wm8400_dapm_lonmix_controls[] = {
555 SOC_DAPM_SINGLE("LONMIX Left Mixer PGA Switch", WM8400_LINE_MIXER1,
556 WM8400_LLOPGALON_SHIFT, 1, 0),
557 SOC_DAPM_SINGLE("LONMIX Right Mixer PGA Switch", WM8400_LINE_MIXER1,
558 WM8400_LROPGALON_SHIFT, 1, 0),
559 SOC_DAPM_SINGLE("LONMIX Inverted LOP Switch", WM8400_LINE_MIXER1,
560 WM8400_LOPLON_SHIFT, 1, 0),
561 };
562
563 /* LOPMIX */
564 static const struct snd_kcontrol_new wm8400_dapm_lopmix_controls[] = {
565 SOC_DAPM_SINGLE("LOPMIX Right Mic Bypass Switch", WM8400_LINE_MIXER1,
566 WM8400_LR12LOP_SHIFT, 1, 0),
567 SOC_DAPM_SINGLE("LOPMIX Left Mic Bypass Switch", WM8400_LINE_MIXER1,
568 WM8400_LL12LOP_SHIFT, 1, 0),
569 SOC_DAPM_SINGLE("LOPMIX Left Mixer PGA Switch", WM8400_LINE_MIXER1,
570 WM8400_LLOPGALOP_SHIFT, 1, 0),
571 };
572
573 /* RONMIX */
574 static const struct snd_kcontrol_new wm8400_dapm_ronmix_controls[] = {
575 SOC_DAPM_SINGLE("RONMIX Right Mixer PGA Switch", WM8400_LINE_MIXER2,
576 WM8400_RROPGARON_SHIFT, 1, 0),
577 SOC_DAPM_SINGLE("RONMIX Left Mixer PGA Switch", WM8400_LINE_MIXER2,
578 WM8400_RLOPGARON_SHIFT, 1, 0),
579 SOC_DAPM_SINGLE("RONMIX Inverted ROP Switch", WM8400_LINE_MIXER2,
580 WM8400_ROPRON_SHIFT, 1, 0),
581 };
582
583 /* ROPMIX */
584 static const struct snd_kcontrol_new wm8400_dapm_ropmix_controls[] = {
585 SOC_DAPM_SINGLE("ROPMIX Left Mic Bypass Switch", WM8400_LINE_MIXER2,
586 WM8400_RL12ROP_SHIFT, 1, 0),
587 SOC_DAPM_SINGLE("ROPMIX Right Mic Bypass Switch", WM8400_LINE_MIXER2,
588 WM8400_RR12ROP_SHIFT, 1, 0),
589 SOC_DAPM_SINGLE("ROPMIX Right Mixer PGA Switch", WM8400_LINE_MIXER2,
590 WM8400_RROPGAROP_SHIFT, 1, 0),
591 };
592
593 /* OUT3MIX */
594 static const struct snd_kcontrol_new wm8400_dapm_out3mix_controls[] = {
595 SOC_DAPM_SINGLE("OUT3MIX LIN4/RXP Bypass Switch", WM8400_OUT3_4_MIXER,
596 WM8400_LI4O3_SHIFT, 1, 0),
597 SOC_DAPM_SINGLE("OUT3MIX Left Out PGA Switch", WM8400_OUT3_4_MIXER,
598 WM8400_LPGAO3_SHIFT, 1, 0),
599 };
600
601 /* OUT4MIX */
602 static const struct snd_kcontrol_new wm8400_dapm_out4mix_controls[] = {
603 SOC_DAPM_SINGLE("OUT4MIX Right Out PGA Switch", WM8400_OUT3_4_MIXER,
604 WM8400_RPGAO4_SHIFT, 1, 0),
605 SOC_DAPM_SINGLE("OUT4MIX RIN4/RXP Bypass Switch", WM8400_OUT3_4_MIXER,
606 WM8400_RI4O4_SHIFT, 1, 0),
607 };
608
609 /* SPKMIX */
610 static const struct snd_kcontrol_new wm8400_dapm_spkmix_controls[] = {
611 SOC_DAPM_SINGLE("SPKMIX LIN2 Bypass Switch", WM8400_SPEAKER_MIXER,
612 WM8400_LI2SPK_SHIFT, 1, 0),
613 SOC_DAPM_SINGLE("SPKMIX LADC Bypass Switch", WM8400_SPEAKER_MIXER,
614 WM8400_LB2SPK_SHIFT, 1, 0),
615 SOC_DAPM_SINGLE("SPKMIX Left Mixer PGA Switch", WM8400_SPEAKER_MIXER,
616 WM8400_LOPGASPK_SHIFT, 1, 0),
617 SOC_DAPM_SINGLE("SPKMIX Left DAC Switch", WM8400_SPEAKER_MIXER,
618 WM8400_LDSPK_SHIFT, 1, 0),
619 SOC_DAPM_SINGLE("SPKMIX Right DAC Switch", WM8400_SPEAKER_MIXER,
620 WM8400_RDSPK_SHIFT, 1, 0),
621 SOC_DAPM_SINGLE("SPKMIX Right Mixer PGA Switch", WM8400_SPEAKER_MIXER,
622 WM8400_ROPGASPK_SHIFT, 1, 0),
623 SOC_DAPM_SINGLE("SPKMIX RADC Bypass Switch", WM8400_SPEAKER_MIXER,
624 WM8400_RL12ROP_SHIFT, 1, 0),
625 SOC_DAPM_SINGLE("SPKMIX RIN2 Bypass Switch", WM8400_SPEAKER_MIXER,
626 WM8400_RI2SPK_SHIFT, 1, 0),
627 };
628
629 static const struct snd_soc_dapm_widget wm8400_dapm_widgets[] = {
630 /* Input Side */
631 /* Input Lines */
632 SND_SOC_DAPM_INPUT("LIN1"),
633 SND_SOC_DAPM_INPUT("LIN2"),
634 SND_SOC_DAPM_INPUT("LIN3"),
635 SND_SOC_DAPM_INPUT("LIN4/RXN"),
636 SND_SOC_DAPM_INPUT("RIN3"),
637 SND_SOC_DAPM_INPUT("RIN4/RXP"),
638 SND_SOC_DAPM_INPUT("RIN1"),
639 SND_SOC_DAPM_INPUT("RIN2"),
640 SND_SOC_DAPM_INPUT("Internal ADC Source"),
641
642 /* DACs */
643 SND_SOC_DAPM_ADC("Left ADC", "Left Capture", WM8400_POWER_MANAGEMENT_2,
644 WM8400_ADCL_ENA_SHIFT, 0),
645 SND_SOC_DAPM_ADC("Right ADC", "Right Capture", WM8400_POWER_MANAGEMENT_2,
646 WM8400_ADCR_ENA_SHIFT, 0),
647
648 /* Input PGAs */
649 SND_SOC_DAPM_MIXER("LIN12 PGA", WM8400_POWER_MANAGEMENT_2,
650 WM8400_LIN12_ENA_SHIFT,
651 0, &wm8400_dapm_lin12_pga_controls[0],
652 ARRAY_SIZE(wm8400_dapm_lin12_pga_controls)),
653 SND_SOC_DAPM_MIXER("LIN34 PGA", WM8400_POWER_MANAGEMENT_2,
654 WM8400_LIN34_ENA_SHIFT,
655 0, &wm8400_dapm_lin34_pga_controls[0],
656 ARRAY_SIZE(wm8400_dapm_lin34_pga_controls)),
657 SND_SOC_DAPM_MIXER("RIN12 PGA", WM8400_POWER_MANAGEMENT_2,
658 WM8400_RIN12_ENA_SHIFT,
659 0, &wm8400_dapm_rin12_pga_controls[0],
660 ARRAY_SIZE(wm8400_dapm_rin12_pga_controls)),
661 SND_SOC_DAPM_MIXER("RIN34 PGA", WM8400_POWER_MANAGEMENT_2,
662 WM8400_RIN34_ENA_SHIFT,
663 0, &wm8400_dapm_rin34_pga_controls[0],
664 ARRAY_SIZE(wm8400_dapm_rin34_pga_controls)),
665
666 /* INMIXL */
667 SND_SOC_DAPM_MIXER_E("INMIXL", WM8400_INTDRIVBITS, WM8400_INMIXL_PWR, 0,
668 &wm8400_dapm_inmixl_controls[0],
669 ARRAY_SIZE(wm8400_dapm_inmixl_controls),
670 inmixer_event, SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
671
672 /* AINLMUX */
673 SND_SOC_DAPM_MUX_E("AILNMUX", WM8400_INTDRIVBITS, WM8400_AINLMUX_PWR, 0,
674 &wm8400_dapm_ainlmux_controls, inmixer_event,
675 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
676
677 /* INMIXR */
678 SND_SOC_DAPM_MIXER_E("INMIXR", WM8400_INTDRIVBITS, WM8400_INMIXR_PWR, 0,
679 &wm8400_dapm_inmixr_controls[0],
680 ARRAY_SIZE(wm8400_dapm_inmixr_controls),
681 inmixer_event, SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
682
683 /* AINRMUX */
684 SND_SOC_DAPM_MUX_E("AIRNMUX", WM8400_INTDRIVBITS, WM8400_AINRMUX_PWR, 0,
685 &wm8400_dapm_ainrmux_controls, inmixer_event,
686 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
687
688 /* Output Side */
689 /* DACs */
690 SND_SOC_DAPM_DAC("Left DAC", "Left Playback", WM8400_POWER_MANAGEMENT_3,
691 WM8400_DACL_ENA_SHIFT, 0),
692 SND_SOC_DAPM_DAC("Right DAC", "Right Playback", WM8400_POWER_MANAGEMENT_3,
693 WM8400_DACR_ENA_SHIFT, 0),
694
695 /* LOMIX */
696 SND_SOC_DAPM_MIXER_E("LOMIX", WM8400_POWER_MANAGEMENT_3,
697 WM8400_LOMIX_ENA_SHIFT,
698 0, &wm8400_dapm_lomix_controls[0],
699 ARRAY_SIZE(wm8400_dapm_lomix_controls),
700 outmixer_event, SND_SOC_DAPM_PRE_REG),
701
702 /* LONMIX */
703 SND_SOC_DAPM_MIXER("LONMIX", WM8400_POWER_MANAGEMENT_3, WM8400_LON_ENA_SHIFT,
704 0, &wm8400_dapm_lonmix_controls[0],
705 ARRAY_SIZE(wm8400_dapm_lonmix_controls)),
706
707 /* LOPMIX */
708 SND_SOC_DAPM_MIXER("LOPMIX", WM8400_POWER_MANAGEMENT_3, WM8400_LOP_ENA_SHIFT,
709 0, &wm8400_dapm_lopmix_controls[0],
710 ARRAY_SIZE(wm8400_dapm_lopmix_controls)),
711
712 /* OUT3MIX */
713 SND_SOC_DAPM_MIXER("OUT3MIX", WM8400_POWER_MANAGEMENT_1, WM8400_OUT3_ENA_SHIFT,
714 0, &wm8400_dapm_out3mix_controls[0],
715 ARRAY_SIZE(wm8400_dapm_out3mix_controls)),
716
717 /* SPKMIX */
718 SND_SOC_DAPM_MIXER_E("SPKMIX", WM8400_POWER_MANAGEMENT_1, WM8400_SPK_ENA_SHIFT,
719 0, &wm8400_dapm_spkmix_controls[0],
720 ARRAY_SIZE(wm8400_dapm_spkmix_controls), outmixer_event,
721 SND_SOC_DAPM_PRE_REG),
722
723 /* OUT4MIX */
724 SND_SOC_DAPM_MIXER("OUT4MIX", WM8400_POWER_MANAGEMENT_1, WM8400_OUT4_ENA_SHIFT,
725 0, &wm8400_dapm_out4mix_controls[0],
726 ARRAY_SIZE(wm8400_dapm_out4mix_controls)),
727
728 /* ROPMIX */
729 SND_SOC_DAPM_MIXER("ROPMIX", WM8400_POWER_MANAGEMENT_3, WM8400_ROP_ENA_SHIFT,
730 0, &wm8400_dapm_ropmix_controls[0],
731 ARRAY_SIZE(wm8400_dapm_ropmix_controls)),
732
733 /* RONMIX */
734 SND_SOC_DAPM_MIXER("RONMIX", WM8400_POWER_MANAGEMENT_3, WM8400_RON_ENA_SHIFT,
735 0, &wm8400_dapm_ronmix_controls[0],
736 ARRAY_SIZE(wm8400_dapm_ronmix_controls)),
737
738 /* ROMIX */
739 SND_SOC_DAPM_MIXER_E("ROMIX", WM8400_POWER_MANAGEMENT_3,
740 WM8400_ROMIX_ENA_SHIFT,
741 0, &wm8400_dapm_romix_controls[0],
742 ARRAY_SIZE(wm8400_dapm_romix_controls),
743 outmixer_event, SND_SOC_DAPM_PRE_REG),
744
745 /* LOUT PGA */
746 SND_SOC_DAPM_PGA("LOUT PGA", WM8400_POWER_MANAGEMENT_1, WM8400_LOUT_ENA_SHIFT,
747 0, NULL, 0),
748
749 /* ROUT PGA */
750 SND_SOC_DAPM_PGA("ROUT PGA", WM8400_POWER_MANAGEMENT_1, WM8400_ROUT_ENA_SHIFT,
751 0, NULL, 0),
752
753 /* LOPGA */
754 SND_SOC_DAPM_PGA("LOPGA", WM8400_POWER_MANAGEMENT_3, WM8400_LOPGA_ENA_SHIFT, 0,
755 NULL, 0),
756
757 /* ROPGA */
758 SND_SOC_DAPM_PGA("ROPGA", WM8400_POWER_MANAGEMENT_3, WM8400_ROPGA_ENA_SHIFT, 0,
759 NULL, 0),
760
761 /* MICBIAS */
762 SND_SOC_DAPM_SUPPLY("MICBIAS", WM8400_POWER_MANAGEMENT_1,
763 WM8400_MIC1BIAS_ENA_SHIFT, 0, NULL, 0),
764
765 SND_SOC_DAPM_OUTPUT("LON"),
766 SND_SOC_DAPM_OUTPUT("LOP"),
767 SND_SOC_DAPM_OUTPUT("OUT3"),
768 SND_SOC_DAPM_OUTPUT("LOUT"),
769 SND_SOC_DAPM_OUTPUT("SPKN"),
770 SND_SOC_DAPM_OUTPUT("SPKP"),
771 SND_SOC_DAPM_OUTPUT("ROUT"),
772 SND_SOC_DAPM_OUTPUT("OUT4"),
773 SND_SOC_DAPM_OUTPUT("ROP"),
774 SND_SOC_DAPM_OUTPUT("RON"),
775
776 SND_SOC_DAPM_OUTPUT("Internal DAC Sink"),
777 };
778
779 static const struct snd_soc_dapm_route wm8400_dapm_routes[] = {
780 /* Make DACs turn on when playing even if not mixed into any outputs */
781 {"Internal DAC Sink", NULL, "Left DAC"},
782 {"Internal DAC Sink", NULL, "Right DAC"},
783
784 /* Make ADCs turn on when recording
785 * even if not mixed from any inputs */
786 {"Left ADC", NULL, "Internal ADC Source"},
787 {"Right ADC", NULL, "Internal ADC Source"},
788
789 /* Input Side */
790 /* LIN12 PGA */
791 {"LIN12 PGA", "LIN1 Switch", "LIN1"},
792 {"LIN12 PGA", "LIN2 Switch", "LIN2"},
793 /* LIN34 PGA */
794 {"LIN34 PGA", "LIN3 Switch", "LIN3"},
795 {"LIN34 PGA", "LIN4 Switch", "LIN4/RXN"},
796 /* INMIXL */
797 {"INMIXL", "Record Left Volume", "LOMIX"},
798 {"INMIXL", "LIN2 Volume", "LIN2"},
799 {"INMIXL", "LINPGA12 Switch", "LIN12 PGA"},
800 {"INMIXL", "LINPGA34 Switch", "LIN34 PGA"},
801 /* AILNMUX */
802 {"AILNMUX", "INMIXL Mix", "INMIXL"},
803 {"AILNMUX", "DIFFINL Mix", "LIN12 PGA"},
804 {"AILNMUX", "DIFFINL Mix", "LIN34 PGA"},
805 {"AILNMUX", "RXVOICE Mix", "LIN4/RXN"},
806 {"AILNMUX", "RXVOICE Mix", "RIN4/RXP"},
807 /* ADC */
808 {"Left ADC", NULL, "AILNMUX"},
809
810 /* RIN12 PGA */
811 {"RIN12 PGA", "RIN1 Switch", "RIN1"},
812 {"RIN12 PGA", "RIN2 Switch", "RIN2"},
813 /* RIN34 PGA */
814 {"RIN34 PGA", "RIN3 Switch", "RIN3"},
815 {"RIN34 PGA", "RIN4 Switch", "RIN4/RXP"},
816 /* INMIXL */
817 {"INMIXR", "Record Right Volume", "ROMIX"},
818 {"INMIXR", "RIN2 Volume", "RIN2"},
819 {"INMIXR", "RINPGA12 Switch", "RIN12 PGA"},
820 {"INMIXR", "RINPGA34 Switch", "RIN34 PGA"},
821 /* AIRNMUX */
822 {"AIRNMUX", "INMIXR Mix", "INMIXR"},
823 {"AIRNMUX", "DIFFINR Mix", "RIN12 PGA"},
824 {"AIRNMUX", "DIFFINR Mix", "RIN34 PGA"},
825 {"AIRNMUX", "RXVOICE Mix", "LIN4/RXN"},
826 {"AIRNMUX", "RXVOICE Mix", "RIN4/RXP"},
827 /* ADC */
828 {"Right ADC", NULL, "AIRNMUX"},
829
830 /* LOMIX */
831 {"LOMIX", "LOMIX RIN3 Bypass Switch", "RIN3"},
832 {"LOMIX", "LOMIX LIN3 Bypass Switch", "LIN3"},
833 {"LOMIX", "LOMIX LIN12 PGA Bypass Switch", "LIN12 PGA"},
834 {"LOMIX", "LOMIX RIN12 PGA Bypass Switch", "RIN12 PGA"},
835 {"LOMIX", "LOMIX Right ADC Bypass Switch", "AIRNMUX"},
836 {"LOMIX", "LOMIX Left ADC Bypass Switch", "AILNMUX"},
837 {"LOMIX", "LOMIX Left DAC Switch", "Left DAC"},
838
839 /* ROMIX */
840 {"ROMIX", "ROMIX RIN3 Bypass Switch", "RIN3"},
841 {"ROMIX", "ROMIX LIN3 Bypass Switch", "LIN3"},
842 {"ROMIX", "ROMIX LIN12 PGA Bypass Switch", "LIN12 PGA"},
843 {"ROMIX", "ROMIX RIN12 PGA Bypass Switch", "RIN12 PGA"},
844 {"ROMIX", "ROMIX Right ADC Bypass Switch", "AIRNMUX"},
845 {"ROMIX", "ROMIX Left ADC Bypass Switch", "AILNMUX"},
846 {"ROMIX", "ROMIX Right DAC Switch", "Right DAC"},
847
848 /* SPKMIX */
849 {"SPKMIX", "SPKMIX LIN2 Bypass Switch", "LIN2"},
850 {"SPKMIX", "SPKMIX RIN2 Bypass Switch", "RIN2"},
851 {"SPKMIX", "SPKMIX LADC Bypass Switch", "AILNMUX"},
852 {"SPKMIX", "SPKMIX RADC Bypass Switch", "AIRNMUX"},
853 {"SPKMIX", "SPKMIX Left Mixer PGA Switch", "LOPGA"},
854 {"SPKMIX", "SPKMIX Right Mixer PGA Switch", "ROPGA"},
855 {"SPKMIX", "SPKMIX Right DAC Switch", "Right DAC"},
856 {"SPKMIX", "SPKMIX Left DAC Switch", "Right DAC"},
857
858 /* LONMIX */
859 {"LONMIX", "LONMIX Left Mixer PGA Switch", "LOPGA"},
860 {"LONMIX", "LONMIX Right Mixer PGA Switch", "ROPGA"},
861 {"LONMIX", "LONMIX Inverted LOP Switch", "LOPMIX"},
862
863 /* LOPMIX */
864 {"LOPMIX", "LOPMIX Right Mic Bypass Switch", "RIN12 PGA"},
865 {"LOPMIX", "LOPMIX Left Mic Bypass Switch", "LIN12 PGA"},
866 {"LOPMIX", "LOPMIX Left Mixer PGA Switch", "LOPGA"},
867
868 /* OUT3MIX */
869 {"OUT3MIX", "OUT3MIX LIN4/RXP Bypass Switch", "LIN4/RXN"},
870 {"OUT3MIX", "OUT3MIX Left Out PGA Switch", "LOPGA"},
871
872 /* OUT4MIX */
873 {"OUT4MIX", "OUT4MIX Right Out PGA Switch", "ROPGA"},
874 {"OUT4MIX", "OUT4MIX RIN4/RXP Bypass Switch", "RIN4/RXP"},
875
876 /* RONMIX */
877 {"RONMIX", "RONMIX Right Mixer PGA Switch", "ROPGA"},
878 {"RONMIX", "RONMIX Left Mixer PGA Switch", "LOPGA"},
879 {"RONMIX", "RONMIX Inverted ROP Switch", "ROPMIX"},
880
881 /* ROPMIX */
882 {"ROPMIX", "ROPMIX Left Mic Bypass Switch", "LIN12 PGA"},
883 {"ROPMIX", "ROPMIX Right Mic Bypass Switch", "RIN12 PGA"},
884 {"ROPMIX", "ROPMIX Right Mixer PGA Switch", "ROPGA"},
885
886 /* Out Mixer PGAs */
887 {"LOPGA", NULL, "LOMIX"},
888 {"ROPGA", NULL, "ROMIX"},
889
890 {"LOUT PGA", NULL, "LOMIX"},
891 {"ROUT PGA", NULL, "ROMIX"},
892
893 /* Output Pins */
894 {"LON", NULL, "LONMIX"},
895 {"LOP", NULL, "LOPMIX"},
896 {"OUT3", NULL, "OUT3MIX"},
897 {"LOUT", NULL, "LOUT PGA"},
898 {"SPKN", NULL, "SPKMIX"},
899 {"ROUT", NULL, "ROUT PGA"},
900 {"OUT4", NULL, "OUT4MIX"},
901 {"ROP", NULL, "ROPMIX"},
902 {"RON", NULL, "RONMIX"},
903 };
904
905 /*
906 * Clock after FLL and dividers
907 */
908 static int wm8400_set_dai_sysclk(struct snd_soc_dai *codec_dai,
909 int clk_id, unsigned int freq, int dir)
910 {
911 struct snd_soc_codec *codec = codec_dai->codec;
912 struct wm8400_priv *wm8400 = snd_soc_codec_get_drvdata(codec);
913
914 wm8400->sysclk = freq;
915 return 0;
916 }
917
918 struct fll_factors {
919 u16 n;
920 u16 k;
921 u16 outdiv;
922 u16 fratio;
923 u16 freq_ref;
924 };
925
926 #define FIXED_FLL_SIZE ((1 << 16) * 10)
927
928 static int fll_factors(struct wm8400_priv *wm8400, struct fll_factors *factors,
929 unsigned int Fref, unsigned int Fout)
930 {
931 u64 Kpart;
932 unsigned int K, Nmod, target;
933
934 factors->outdiv = 2;
935 while (Fout * factors->outdiv < 90000000 ||
936 Fout * factors->outdiv > 100000000) {
937 factors->outdiv *= 2;
938 if (factors->outdiv > 32) {
939 dev_err(wm8400->wm8400->dev,
940 "Unsupported FLL output frequency %uHz\n",
941 Fout);
942 return -EINVAL;
943 }
944 }
945 target = Fout * factors->outdiv;
946 factors->outdiv = factors->outdiv >> 2;
947
948 if (Fref < 48000)
949 factors->freq_ref = 1;
950 else
951 factors->freq_ref = 0;
952
953 if (Fref < 1000000)
954 factors->fratio = 9;
955 else
956 factors->fratio = 0;
957
958 /* Ensure we have a fractional part */
959 do {
960 if (Fref < 1000000)
961 factors->fratio--;
962 else
963 factors->fratio++;
964
965 if (factors->fratio < 1 || factors->fratio > 8) {
966 dev_err(wm8400->wm8400->dev,
967 "Unable to calculate FRATIO\n");
968 return -EINVAL;
969 }
970
971 factors->n = target / (Fref * factors->fratio);
972 Nmod = target % (Fref * factors->fratio);
973 } while (Nmod == 0);
974
975 /* Calculate fractional part - scale up so we can round. */
976 Kpart = FIXED_FLL_SIZE * (long long)Nmod;
977
978 do_div(Kpart, (Fref * factors->fratio));
979
980 K = Kpart & 0xFFFFFFFF;
981
982 if ((K % 10) >= 5)
983 K += 5;
984
985 /* Move down to proper range now rounding is done */
986 factors->k = K / 10;
987
988 dev_dbg(wm8400->wm8400->dev,
989 "FLL: Fref=%u Fout=%u N=%x K=%x, FRATIO=%x OUTDIV=%x\n",
990 Fref, Fout,
991 factors->n, factors->k, factors->fratio, factors->outdiv);
992
993 return 0;
994 }
995
996 static int wm8400_set_dai_pll(struct snd_soc_dai *codec_dai, int pll_id,
997 int source, unsigned int freq_in,
998 unsigned int freq_out)
999 {
1000 struct snd_soc_codec *codec = codec_dai->codec;
1001 struct wm8400_priv *wm8400 = snd_soc_codec_get_drvdata(codec);
1002 struct fll_factors factors;
1003 int ret;
1004 u16 reg;
1005
1006 if (freq_in == wm8400->fll_in && freq_out == wm8400->fll_out)
1007 return 0;
1008
1009 if (freq_out) {
1010 ret = fll_factors(wm8400, &factors, freq_in, freq_out);
1011 if (ret != 0)
1012 return ret;
1013 } else {
1014 /* Bodge GCC 4.4.0 uninitialised variable warning - it
1015 * doesn't seem capable of working out that we exit if
1016 * freq_out is 0 before any of the uses. */
1017 memset(&factors, 0, sizeof(factors));
1018 }
1019
1020 wm8400->fll_out = freq_out;
1021 wm8400->fll_in = freq_in;
1022
1023 /* We *must* disable the FLL before any changes */
1024 reg = snd_soc_read(codec, WM8400_POWER_MANAGEMENT_2);
1025 reg &= ~WM8400_FLL_ENA;
1026 snd_soc_write(codec, WM8400_POWER_MANAGEMENT_2, reg);
1027
1028 reg = snd_soc_read(codec, WM8400_FLL_CONTROL_1);
1029 reg &= ~WM8400_FLL_OSC_ENA;
1030 snd_soc_write(codec, WM8400_FLL_CONTROL_1, reg);
1031
1032 if (!freq_out)
1033 return 0;
1034
1035 reg &= ~(WM8400_FLL_REF_FREQ | WM8400_FLL_FRATIO_MASK);
1036 reg |= WM8400_FLL_FRAC | factors.fratio;
1037 reg |= factors.freq_ref << WM8400_FLL_REF_FREQ_SHIFT;
1038 snd_soc_write(codec, WM8400_FLL_CONTROL_1, reg);
1039
1040 snd_soc_write(codec, WM8400_FLL_CONTROL_2, factors.k);
1041 snd_soc_write(codec, WM8400_FLL_CONTROL_3, factors.n);
1042
1043 reg = snd_soc_read(codec, WM8400_FLL_CONTROL_4);
1044 reg &= ~WM8400_FLL_OUTDIV_MASK;
1045 reg |= factors.outdiv;
1046 snd_soc_write(codec, WM8400_FLL_CONTROL_4, reg);
1047
1048 return 0;
1049 }
1050
1051 /*
1052 * Sets ADC and Voice DAC format.
1053 */
1054 static int wm8400_set_dai_fmt(struct snd_soc_dai *codec_dai,
1055 unsigned int fmt)
1056 {
1057 struct snd_soc_codec *codec = codec_dai->codec;
1058 u16 audio1, audio3;
1059
1060 audio1 = snd_soc_read(codec, WM8400_AUDIO_INTERFACE_1);
1061 audio3 = snd_soc_read(codec, WM8400_AUDIO_INTERFACE_3);
1062
1063 /* set master/slave audio interface */
1064 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
1065 case SND_SOC_DAIFMT_CBS_CFS:
1066 audio3 &= ~WM8400_AIF_MSTR1;
1067 break;
1068 case SND_SOC_DAIFMT_CBM_CFM:
1069 audio3 |= WM8400_AIF_MSTR1;
1070 break;
1071 default:
1072 return -EINVAL;
1073 }
1074
1075 audio1 &= ~WM8400_AIF_FMT_MASK;
1076
1077 /* interface format */
1078 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1079 case SND_SOC_DAIFMT_I2S:
1080 audio1 |= WM8400_AIF_FMT_I2S;
1081 audio1 &= ~WM8400_AIF_LRCLK_INV;
1082 break;
1083 case SND_SOC_DAIFMT_RIGHT_J:
1084 audio1 |= WM8400_AIF_FMT_RIGHTJ;
1085 audio1 &= ~WM8400_AIF_LRCLK_INV;
1086 break;
1087 case SND_SOC_DAIFMT_LEFT_J:
1088 audio1 |= WM8400_AIF_FMT_LEFTJ;
1089 audio1 &= ~WM8400_AIF_LRCLK_INV;
1090 break;
1091 case SND_SOC_DAIFMT_DSP_A:
1092 audio1 |= WM8400_AIF_FMT_DSP;
1093 audio1 &= ~WM8400_AIF_LRCLK_INV;
1094 break;
1095 case SND_SOC_DAIFMT_DSP_B:
1096 audio1 |= WM8400_AIF_FMT_DSP | WM8400_AIF_LRCLK_INV;
1097 break;
1098 default:
1099 return -EINVAL;
1100 }
1101
1102 snd_soc_write(codec, WM8400_AUDIO_INTERFACE_1, audio1);
1103 snd_soc_write(codec, WM8400_AUDIO_INTERFACE_3, audio3);
1104 return 0;
1105 }
1106
1107 static int wm8400_set_dai_clkdiv(struct snd_soc_dai *codec_dai,
1108 int div_id, int div)
1109 {
1110 struct snd_soc_codec *codec = codec_dai->codec;
1111 u16 reg;
1112
1113 switch (div_id) {
1114 case WM8400_MCLK_DIV:
1115 reg = snd_soc_read(codec, WM8400_CLOCKING_2) &
1116 ~WM8400_MCLK_DIV_MASK;
1117 snd_soc_write(codec, WM8400_CLOCKING_2, reg | div);
1118 break;
1119 case WM8400_DACCLK_DIV:
1120 reg = snd_soc_read(codec, WM8400_CLOCKING_2) &
1121 ~WM8400_DAC_CLKDIV_MASK;
1122 snd_soc_write(codec, WM8400_CLOCKING_2, reg | div);
1123 break;
1124 case WM8400_ADCCLK_DIV:
1125 reg = snd_soc_read(codec, WM8400_CLOCKING_2) &
1126 ~WM8400_ADC_CLKDIV_MASK;
1127 snd_soc_write(codec, WM8400_CLOCKING_2, reg | div);
1128 break;
1129 case WM8400_BCLK_DIV:
1130 reg = snd_soc_read(codec, WM8400_CLOCKING_1) &
1131 ~WM8400_BCLK_DIV_MASK;
1132 snd_soc_write(codec, WM8400_CLOCKING_1, reg | div);
1133 break;
1134 default:
1135 return -EINVAL;
1136 }
1137
1138 return 0;
1139 }
1140
1141 /*
1142 * Set PCM DAI bit size and sample rate.
1143 */
1144 static int wm8400_hw_params(struct snd_pcm_substream *substream,
1145 struct snd_pcm_hw_params *params,
1146 struct snd_soc_dai *dai)
1147 {
1148 struct snd_soc_codec *codec = dai->codec;
1149 u16 audio1 = snd_soc_read(codec, WM8400_AUDIO_INTERFACE_1);
1150
1151 audio1 &= ~WM8400_AIF_WL_MASK;
1152 /* bit size */
1153 switch (params_format(params)) {
1154 case SNDRV_PCM_FORMAT_S16_LE:
1155 break;
1156 case SNDRV_PCM_FORMAT_S20_3LE:
1157 audio1 |= WM8400_AIF_WL_20BITS;
1158 break;
1159 case SNDRV_PCM_FORMAT_S24_LE:
1160 audio1 |= WM8400_AIF_WL_24BITS;
1161 break;
1162 case SNDRV_PCM_FORMAT_S32_LE:
1163 audio1 |= WM8400_AIF_WL_32BITS;
1164 break;
1165 }
1166
1167 snd_soc_write(codec, WM8400_AUDIO_INTERFACE_1, audio1);
1168 return 0;
1169 }
1170
1171 static int wm8400_mute(struct snd_soc_dai *dai, int mute)
1172 {
1173 struct snd_soc_codec *codec = dai->codec;
1174 u16 val = snd_soc_read(codec, WM8400_DAC_CTRL) & ~WM8400_DAC_MUTE;
1175
1176 if (mute)
1177 snd_soc_write(codec, WM8400_DAC_CTRL, val | WM8400_DAC_MUTE);
1178 else
1179 snd_soc_write(codec, WM8400_DAC_CTRL, val);
1180
1181 return 0;
1182 }
1183
1184 /* TODO: set bias for best performance at standby */
1185 static int wm8400_set_bias_level(struct snd_soc_codec *codec,
1186 enum snd_soc_bias_level level)
1187 {
1188 struct wm8400_priv *wm8400 = snd_soc_codec_get_drvdata(codec);
1189 u16 val;
1190 int ret;
1191
1192 switch (level) {
1193 case SND_SOC_BIAS_ON:
1194 break;
1195
1196 case SND_SOC_BIAS_PREPARE:
1197 /* VMID=2*50k */
1198 val = snd_soc_read(codec, WM8400_POWER_MANAGEMENT_1) &
1199 ~WM8400_VMID_MODE_MASK;
1200 snd_soc_write(codec, WM8400_POWER_MANAGEMENT_1, val | 0x2);
1201 break;
1202
1203 case SND_SOC_BIAS_STANDBY:
1204 if (codec->dapm.bias_level == SND_SOC_BIAS_OFF) {
1205 ret = regulator_bulk_enable(ARRAY_SIZE(power),
1206 &power[0]);
1207 if (ret != 0) {
1208 dev_err(wm8400->wm8400->dev,
1209 "Failed to enable regulators: %d\n",
1210 ret);
1211 return ret;
1212 }
1213
1214 snd_soc_write(codec, WM8400_POWER_MANAGEMENT_1,
1215 WM8400_CODEC_ENA | WM8400_SYSCLK_ENA);
1216
1217 /* Enable POBCTRL, SOFT_ST, VMIDTOG and BUFDCOPEN */
1218 snd_soc_write(codec, WM8400_ANTIPOP2, WM8400_SOFTST |
1219 WM8400_BUFDCOPEN | WM8400_POBCTRL);
1220
1221 msleep(50);
1222
1223 /* Enable VREF & VMID at 2x50k */
1224 val = snd_soc_read(codec, WM8400_POWER_MANAGEMENT_1);
1225 val |= 0x2 | WM8400_VREF_ENA;
1226 snd_soc_write(codec, WM8400_POWER_MANAGEMENT_1, val);
1227
1228 /* Enable BUFIOEN */
1229 snd_soc_write(codec, WM8400_ANTIPOP2, WM8400_SOFTST |
1230 WM8400_BUFDCOPEN | WM8400_POBCTRL |
1231 WM8400_BUFIOEN);
1232
1233 /* disable POBCTRL, SOFT_ST and BUFDCOPEN */
1234 snd_soc_write(codec, WM8400_ANTIPOP2, WM8400_BUFIOEN);
1235 }
1236
1237 /* VMID=2*300k */
1238 val = snd_soc_read(codec, WM8400_POWER_MANAGEMENT_1) &
1239 ~WM8400_VMID_MODE_MASK;
1240 snd_soc_write(codec, WM8400_POWER_MANAGEMENT_1, val | 0x4);
1241 break;
1242
1243 case SND_SOC_BIAS_OFF:
1244 /* Enable POBCTRL and SOFT_ST */
1245 snd_soc_write(codec, WM8400_ANTIPOP2, WM8400_SOFTST |
1246 WM8400_POBCTRL | WM8400_BUFIOEN);
1247
1248 /* Enable POBCTRL, SOFT_ST and BUFDCOPEN */
1249 snd_soc_write(codec, WM8400_ANTIPOP2, WM8400_SOFTST |
1250 WM8400_BUFDCOPEN | WM8400_POBCTRL |
1251 WM8400_BUFIOEN);
1252
1253 /* mute DAC */
1254 val = snd_soc_read(codec, WM8400_DAC_CTRL);
1255 snd_soc_write(codec, WM8400_DAC_CTRL, val | WM8400_DAC_MUTE);
1256
1257 /* Enable any disabled outputs */
1258 val = snd_soc_read(codec, WM8400_POWER_MANAGEMENT_1);
1259 val |= WM8400_SPK_ENA | WM8400_OUT3_ENA |
1260 WM8400_OUT4_ENA | WM8400_LOUT_ENA |
1261 WM8400_ROUT_ENA;
1262 snd_soc_write(codec, WM8400_POWER_MANAGEMENT_1, val);
1263
1264 /* Disable VMID */
1265 val &= ~WM8400_VMID_MODE_MASK;
1266 snd_soc_write(codec, WM8400_POWER_MANAGEMENT_1, val);
1267
1268 msleep(300);
1269
1270 /* Enable all output discharge bits */
1271 snd_soc_write(codec, WM8400_ANTIPOP1, WM8400_DIS_LLINE |
1272 WM8400_DIS_RLINE | WM8400_DIS_OUT3 |
1273 WM8400_DIS_OUT4 | WM8400_DIS_LOUT |
1274 WM8400_DIS_ROUT);
1275
1276 /* Disable VREF */
1277 val &= ~WM8400_VREF_ENA;
1278 snd_soc_write(codec, WM8400_POWER_MANAGEMENT_1, val);
1279
1280 /* disable POBCTRL, SOFT_ST and BUFDCOPEN */
1281 snd_soc_write(codec, WM8400_ANTIPOP2, 0x0);
1282
1283 ret = regulator_bulk_disable(ARRAY_SIZE(power),
1284 &power[0]);
1285 if (ret != 0)
1286 return ret;
1287
1288 break;
1289 }
1290
1291 codec->dapm.bias_level = level;
1292 return 0;
1293 }
1294
1295 #define WM8400_RATES SNDRV_PCM_RATE_8000_96000
1296
1297 #define WM8400_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\
1298 SNDRV_PCM_FMTBIT_S24_LE)
1299
1300 static const struct snd_soc_dai_ops wm8400_dai_ops = {
1301 .hw_params = wm8400_hw_params,
1302 .digital_mute = wm8400_mute,
1303 .set_fmt = wm8400_set_dai_fmt,
1304 .set_clkdiv = wm8400_set_dai_clkdiv,
1305 .set_sysclk = wm8400_set_dai_sysclk,
1306 .set_pll = wm8400_set_dai_pll,
1307 };
1308
1309 /*
1310 * The WM8400 supports 2 different and mutually exclusive DAI
1311 * configurations.
1312 *
1313 * 1. ADC/DAC on Primary Interface
1314 * 2. ADC on Primary Interface/DAC on secondary
1315 */
1316 static struct snd_soc_dai_driver wm8400_dai = {
1317 /* ADC/DAC on primary */
1318 .name = "wm8400-hifi",
1319 .playback = {
1320 .stream_name = "Playback",
1321 .channels_min = 1,
1322 .channels_max = 2,
1323 .rates = WM8400_RATES,
1324 .formats = WM8400_FORMATS,
1325 },
1326 .capture = {
1327 .stream_name = "Capture",
1328 .channels_min = 1,
1329 .channels_max = 2,
1330 .rates = WM8400_RATES,
1331 .formats = WM8400_FORMATS,
1332 },
1333 .ops = &wm8400_dai_ops,
1334 };
1335
1336 static int wm8400_suspend(struct snd_soc_codec *codec)
1337 {
1338 wm8400_set_bias_level(codec, SND_SOC_BIAS_OFF);
1339
1340 return 0;
1341 }
1342
1343 static int wm8400_resume(struct snd_soc_codec *codec)
1344 {
1345 wm8400_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
1346
1347 return 0;
1348 }
1349
1350 static void wm8400_probe_deferred(struct work_struct *work)
1351 {
1352 struct wm8400_priv *priv = container_of(work, struct wm8400_priv,
1353 work);
1354 struct snd_soc_codec *codec = priv->codec;
1355
1356 /* charge output caps */
1357 wm8400_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
1358 }
1359
1360 static int wm8400_codec_probe(struct snd_soc_codec *codec)
1361 {
1362 struct wm8400 *wm8400 = dev_get_platdata(codec->dev);
1363 struct wm8400_priv *priv;
1364 int ret;
1365 u16 reg;
1366
1367 priv = devm_kzalloc(codec->dev, sizeof(struct wm8400_priv),
1368 GFP_KERNEL);
1369 if (priv == NULL)
1370 return -ENOMEM;
1371
1372 snd_soc_codec_set_drvdata(codec, priv);
1373 codec->control_data = priv->wm8400 = wm8400;
1374 priv->codec = codec;
1375
1376 ret = devm_regulator_bulk_get(wm8400->dev,
1377 ARRAY_SIZE(power), &power[0]);
1378 if (ret != 0) {
1379 dev_err(codec->dev, "Failed to get regulators: %d\n", ret);
1380 return ret;
1381 }
1382
1383 INIT_WORK(&priv->work, wm8400_probe_deferred);
1384
1385 wm8400_codec_reset(codec);
1386
1387 reg = snd_soc_read(codec, WM8400_POWER_MANAGEMENT_1);
1388 snd_soc_write(codec, WM8400_POWER_MANAGEMENT_1, reg | WM8400_CODEC_ENA);
1389
1390 /* Latch volume update bits */
1391 reg = snd_soc_read(codec, WM8400_LEFT_LINE_INPUT_1_2_VOLUME);
1392 snd_soc_write(codec, WM8400_LEFT_LINE_INPUT_1_2_VOLUME,
1393 reg & WM8400_IPVU);
1394 reg = snd_soc_read(codec, WM8400_RIGHT_LINE_INPUT_1_2_VOLUME);
1395 snd_soc_write(codec, WM8400_RIGHT_LINE_INPUT_1_2_VOLUME,
1396 reg & WM8400_IPVU);
1397
1398 snd_soc_write(codec, WM8400_LEFT_OUTPUT_VOLUME, 0x50 | (1<<8));
1399 snd_soc_write(codec, WM8400_RIGHT_OUTPUT_VOLUME, 0x50 | (1<<8));
1400
1401 if (!schedule_work(&priv->work))
1402 return -EINVAL;
1403 return 0;
1404 }
1405
1406 static int wm8400_codec_remove(struct snd_soc_codec *codec)
1407 {
1408 u16 reg;
1409
1410 reg = snd_soc_read(codec, WM8400_POWER_MANAGEMENT_1);
1411 snd_soc_write(codec, WM8400_POWER_MANAGEMENT_1,
1412 reg & (~WM8400_CODEC_ENA));
1413
1414 return 0;
1415 }
1416
1417 static struct snd_soc_codec_driver soc_codec_dev_wm8400 = {
1418 .probe = wm8400_codec_probe,
1419 .remove = wm8400_codec_remove,
1420 .suspend = wm8400_suspend,
1421 .resume = wm8400_resume,
1422 .read = snd_soc_read,
1423 .write = wm8400_write,
1424 .set_bias_level = wm8400_set_bias_level,
1425
1426 .controls = wm8400_snd_controls,
1427 .num_controls = ARRAY_SIZE(wm8400_snd_controls),
1428 .dapm_widgets = wm8400_dapm_widgets,
1429 .num_dapm_widgets = ARRAY_SIZE(wm8400_dapm_widgets),
1430 .dapm_routes = wm8400_dapm_routes,
1431 .num_dapm_routes = ARRAY_SIZE(wm8400_dapm_routes),
1432 };
1433
1434 static int wm8400_probe(struct platform_device *pdev)
1435 {
1436 return snd_soc_register_codec(&pdev->dev, &soc_codec_dev_wm8400,
1437 &wm8400_dai, 1);
1438 }
1439
1440 static int wm8400_remove(struct platform_device *pdev)
1441 {
1442 snd_soc_unregister_codec(&pdev->dev);
1443 return 0;
1444 }
1445
1446 static struct platform_driver wm8400_codec_driver = {
1447 .driver = {
1448 .name = "wm8400-codec",
1449 .owner = THIS_MODULE,
1450 },
1451 .probe = wm8400_probe,
1452 .remove = wm8400_remove,
1453 };
1454
1455 module_platform_driver(wm8400_codec_driver);
1456
1457 MODULE_DESCRIPTION("ASoC WM8400 driver");
1458 MODULE_AUTHOR("Mark Brown");
1459 MODULE_LICENSE("GPL");
1460 MODULE_ALIAS("platform:wm8400-codec");
kernel source for telekom puls (alcatel/mediatek)