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