tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1/*
2 * wm8400.c -- WM8400 ALSA Soc Audio driver
3 *
4 * Copyright 2008, 2009 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
42static 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 */
67struct 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
77static 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 */
91static 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
103static 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
110static const DECLARE_TLV_DB_SCALE(rec_mix_tlv, -1500, 600, 0);
111
112static const DECLARE_TLV_DB_SCALE(in_pga_tlv, -1650, 3000, 0);
113
114static const DECLARE_TLV_DB_SCALE(out_mix_tlv, -2100, 0, 0);
115
116static const DECLARE_TLV_DB_SCALE(out_pga_tlv, -7300, 600, 0);
117
118static const DECLARE_TLV_DB_SCALE(out_omix_tlv, -600, 0, 0);
119
120static const DECLARE_TLV_DB_SCALE(out_dac_tlv, -7163, 0, 0);
121
122static const DECLARE_TLV_DB_SCALE(in_adc_tlv, -7163, 1763, 0);
123
124static const DECLARE_TLV_DB_SCALE(out_sidetone_tlv, -3600, 0, 0);
125
126static 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 = wm8400_read(codec, reg);
142 return wm8400_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
155static const char *wm8400_digital_sidetone[] =
156 {"None", "Left ADC", "Right ADC", "Reserved"};
157
158static const struct soc_enum wm8400_left_digital_sidetone_enum =
159SOC_ENUM_SINGLE(WM8400_DIGITAL_SIDE_TONE,
160 WM8400_ADC_TO_DACL_SHIFT, 2, wm8400_digital_sidetone);
161
162static const struct soc_enum wm8400_right_digital_sidetone_enum =
163SOC_ENUM_SINGLE(WM8400_DIGITAL_SIDE_TONE,
164 WM8400_ADC_TO_DACR_SHIFT, 2, wm8400_digital_sidetone);
165
166static const char *wm8400_adcmode[] =
167 {"Hi-fi mode", "Voice mode 1", "Voice mode 2", "Voice mode 3"};
168
169static const struct soc_enum wm8400_right_adcmode_enum =
170SOC_ENUM_SINGLE(WM8400_ADC_CTRL, WM8400_ADC_HPF_CUT_SHIFT, 3, wm8400_adcmode);
171
172static const struct snd_kcontrol_new wm8400_snd_controls[] = {
173/* INMIXL */
174SOC_SINGLE("LIN12 PGA Boost", WM8400_INPUT_MIXER3, WM8400_L12MNBST_SHIFT,
175 1, 0),
176SOC_SINGLE("LIN34 PGA Boost", WM8400_INPUT_MIXER3, WM8400_L34MNBST_SHIFT,
177 1, 0),
178/* INMIXR */
179SOC_SINGLE("RIN12 PGA Boost", WM8400_INPUT_MIXER3, WM8400_R12MNBST_SHIFT,
180 1, 0),
181SOC_SINGLE("RIN34 PGA Boost", WM8400_INPUT_MIXER3, WM8400_R34MNBST_SHIFT,
182 1, 0),
183
184/* LOMIX */
185SOC_SINGLE_TLV("LOMIX LIN3 Bypass Volume", WM8400_OUTPUT_MIXER3,
186 WM8400_LLI3LOVOL_SHIFT, 7, 0, out_mix_tlv),
187SOC_SINGLE_TLV("LOMIX RIN12 PGA Bypass Volume", WM8400_OUTPUT_MIXER3,
188 WM8400_LR12LOVOL_SHIFT, 7, 0, out_mix_tlv),
189SOC_SINGLE_TLV("LOMIX LIN12 PGA Bypass Volume", WM8400_OUTPUT_MIXER3,
190 WM8400_LL12LOVOL_SHIFT, 7, 0, out_mix_tlv),
191SOC_SINGLE_TLV("LOMIX RIN3 Bypass Volume", WM8400_OUTPUT_MIXER5,
192 WM8400_LRI3LOVOL_SHIFT, 7, 0, out_mix_tlv),
193SOC_SINGLE_TLV("LOMIX AINRMUX Bypass Volume", WM8400_OUTPUT_MIXER5,
194 WM8400_LRBLOVOL_SHIFT, 7, 0, out_mix_tlv),
195SOC_SINGLE_TLV("LOMIX AINLMUX Bypass Volume", WM8400_OUTPUT_MIXER5,
196 WM8400_LRBLOVOL_SHIFT, 7, 0, out_mix_tlv),
197
198/* ROMIX */
199SOC_SINGLE_TLV("ROMIX RIN3 Bypass Volume", WM8400_OUTPUT_MIXER4,
200 WM8400_RRI3ROVOL_SHIFT, 7, 0, out_mix_tlv),
201SOC_SINGLE_TLV("ROMIX LIN12 PGA Bypass Volume", WM8400_OUTPUT_MIXER4,
202 WM8400_RL12ROVOL_SHIFT, 7, 0, out_mix_tlv),
203SOC_SINGLE_TLV("ROMIX RIN12 PGA Bypass Volume", WM8400_OUTPUT_MIXER4,
204 WM8400_RR12ROVOL_SHIFT, 7, 0, out_mix_tlv),
205SOC_SINGLE_TLV("ROMIX LIN3 Bypass Volume", WM8400_OUTPUT_MIXER6,
206 WM8400_RLI3ROVOL_SHIFT, 7, 0, out_mix_tlv),
207SOC_SINGLE_TLV("ROMIX AINLMUX Bypass Volume", WM8400_OUTPUT_MIXER6,
208 WM8400_RLBROVOL_SHIFT, 7, 0, out_mix_tlv),
209SOC_SINGLE_TLV("ROMIX AINRMUX Bypass Volume", WM8400_OUTPUT_MIXER6,
210 WM8400_RRBROVOL_SHIFT, 7, 0, out_mix_tlv),
211
212/* LOUT */
213WM8400_OUTPGA_SINGLE_R_TLV("LOUT Volume", WM8400_LEFT_OUTPUT_VOLUME,
214 WM8400_LOUTVOL_SHIFT, WM8400_LOUTVOL_MASK, 0, out_pga_tlv),
215SOC_SINGLE("LOUT ZC", WM8400_LEFT_OUTPUT_VOLUME, WM8400_LOZC_SHIFT, 1, 0),
216
217/* ROUT */
218WM8400_OUTPGA_SINGLE_R_TLV("ROUT Volume", WM8400_RIGHT_OUTPUT_VOLUME,
219 WM8400_ROUTVOL_SHIFT, WM8400_ROUTVOL_MASK, 0, out_pga_tlv),
220SOC_SINGLE("ROUT ZC", WM8400_RIGHT_OUTPUT_VOLUME, WM8400_ROZC_SHIFT, 1, 0),
221
222/* LOPGA */
223WM8400_OUTPGA_SINGLE_R_TLV("LOPGA Volume", WM8400_LEFT_OPGA_VOLUME,
224 WM8400_LOPGAVOL_SHIFT, WM8400_LOPGAVOL_MASK, 0, out_pga_tlv),
225SOC_SINGLE("LOPGA ZC Switch", WM8400_LEFT_OPGA_VOLUME,
226 WM8400_LOPGAZC_SHIFT, 1, 0),
227
228/* ROPGA */
229WM8400_OUTPGA_SINGLE_R_TLV("ROPGA Volume", WM8400_RIGHT_OPGA_VOLUME,
230 WM8400_ROPGAVOL_SHIFT, WM8400_ROPGAVOL_MASK, 0, out_pga_tlv),
231SOC_SINGLE("ROPGA ZC Switch", WM8400_RIGHT_OPGA_VOLUME,
232 WM8400_ROPGAZC_SHIFT, 1, 0),
233
234SOC_SINGLE("LON Mute Switch", WM8400_LINE_OUTPUTS_VOLUME,
235 WM8400_LONMUTE_SHIFT, 1, 0),
236SOC_SINGLE("LOP Mute Switch", WM8400_LINE_OUTPUTS_VOLUME,
237 WM8400_LOPMUTE_SHIFT, 1, 0),
238SOC_SINGLE("LOP Attenuation Switch", WM8400_LINE_OUTPUTS_VOLUME,
239 WM8400_LOATTN_SHIFT, 1, 0),
240SOC_SINGLE("RON Mute Switch", WM8400_LINE_OUTPUTS_VOLUME,
241 WM8400_RONMUTE_SHIFT, 1, 0),
242SOC_SINGLE("ROP Mute Switch", WM8400_LINE_OUTPUTS_VOLUME,
243 WM8400_ROPMUTE_SHIFT, 1, 0),
244SOC_SINGLE("ROP Attenuation Switch", WM8400_LINE_OUTPUTS_VOLUME,
245 WM8400_ROATTN_SHIFT, 1, 0),
246
247SOC_SINGLE("OUT3 Mute Switch", WM8400_OUT3_4_VOLUME,
248 WM8400_OUT3MUTE_SHIFT, 1, 0),
249SOC_SINGLE("OUT3 Attenuation Switch", WM8400_OUT3_4_VOLUME,
250 WM8400_OUT3ATTN_SHIFT, 1, 0),
251
252SOC_SINGLE("OUT4 Mute Switch", WM8400_OUT3_4_VOLUME,
253 WM8400_OUT4MUTE_SHIFT, 1, 0),
254SOC_SINGLE("OUT4 Attenuation Switch", WM8400_OUT3_4_VOLUME,
255 WM8400_OUT4ATTN_SHIFT, 1, 0),
256
257SOC_SINGLE("Speaker Mode Switch", WM8400_CLASSD1,
258 WM8400_CDMODE_SHIFT, 1, 0),
259
260SOC_SINGLE("Speaker Output Attenuation Volume", WM8400_SPEAKER_VOLUME,
261 WM8400_SPKATTN_SHIFT, WM8400_SPKATTN_MASK, 0),
262SOC_SINGLE("Speaker DC Boost Volume", WM8400_CLASSD3,
263 WM8400_DCGAIN_SHIFT, 6, 0),
264SOC_SINGLE("Speaker AC Boost Volume", WM8400_CLASSD3,
265 WM8400_ACGAIN_SHIFT, 6, 0),
266
267WM8400_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
271WM8400_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
275SOC_ENUM("Left Digital Sidetone", wm8400_left_digital_sidetone_enum),
276SOC_ENUM("Right Digital Sidetone", wm8400_right_digital_sidetone_enum),
277
278SOC_SINGLE_TLV("Left Digital Sidetone Volume", WM8400_DIGITAL_SIDE_TONE,
279 WM8400_ADCL_DAC_SVOL_SHIFT, 15, 0, out_sidetone_tlv),
280SOC_SINGLE_TLV("Right Digital Sidetone Volume", WM8400_DIGITAL_SIDE_TONE,
281 WM8400_ADCR_DAC_SVOL_SHIFT, 15, 0, out_sidetone_tlv),
282
283SOC_SINGLE("ADC Digital High Pass Filter Switch", WM8400_ADC_CTRL,
284 WM8400_ADC_HPF_ENA_SHIFT, 1, 0),
285
286SOC_ENUM("ADC HPF Mode", wm8400_right_adcmode_enum),
287
288WM8400_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
295WM8400_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
302WM8400_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
309SOC_SINGLE("LIN12 ZC Switch", WM8400_LEFT_LINE_INPUT_1_2_VOLUME,
310 WM8400_LI12ZC_SHIFT, 1, 0),
311
312SOC_SINGLE("LIN12 Mute Switch", WM8400_LEFT_LINE_INPUT_1_2_VOLUME,
313 WM8400_LI12MUTE_SHIFT, 1, 0),
314
315WM8400_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
322SOC_SINGLE("LIN34 ZC Switch", WM8400_LEFT_LINE_INPUT_3_4_VOLUME,
323 WM8400_LI34ZC_SHIFT, 1, 0),
324
325SOC_SINGLE("LIN34 Mute Switch", WM8400_LEFT_LINE_INPUT_3_4_VOLUME,
326 WM8400_LI34MUTE_SHIFT, 1, 0),
327
328WM8400_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
335SOC_SINGLE("RIN12 ZC Switch", WM8400_RIGHT_LINE_INPUT_1_2_VOLUME,
336 WM8400_RI12ZC_SHIFT, 1, 0),
337
338SOC_SINGLE("RIN12 Mute Switch", WM8400_RIGHT_LINE_INPUT_1_2_VOLUME,
339 WM8400_RI12MUTE_SHIFT, 1, 0),
340
341WM8400_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
348SOC_SINGLE("RIN34 ZC Switch", WM8400_RIGHT_LINE_INPUT_3_4_VOLUME,
349 WM8400_RI34ZC_SHIFT, 1, 0),
350
351SOC_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
360static int inmixer_event (struct snd_soc_dapm_widget *w,
361 struct snd_kcontrol *kcontrol, int event)
362{
363 u16 reg, fakepower;
364
365 reg = wm8400_read(w->codec, WM8400_POWER_MANAGEMENT_2);
366 fakepower = wm8400_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 wm8400_write(w->codec, WM8400_POWER_MANAGEMENT_2, reg);
382
383 return 0;
384}
385
386static 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 = wm8400_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 = wm8400_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 = wm8400_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 = wm8400_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 */
434static 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 */
440static const struct snd_kcontrol_new wm8400_dapm_lin12_pga_controls[] = {
441SOC_DAPM_SINGLE("LIN1 Switch", WM8400_INPUT_MIXER2, WM8400_LMN1_SHIFT, 1, 0),
442SOC_DAPM_SINGLE("LIN2 Switch", WM8400_INPUT_MIXER2, WM8400_LMP2_SHIFT, 1, 0),
443};
444
445static const struct snd_kcontrol_new wm8400_dapm_lin34_pga_controls[] = {
446SOC_DAPM_SINGLE("LIN3 Switch", WM8400_INPUT_MIXER2, WM8400_LMN3_SHIFT, 1, 0),
447SOC_DAPM_SINGLE("LIN4 Switch", WM8400_INPUT_MIXER2, WM8400_LMP4_SHIFT, 1, 0),
448};
449
450/* Right In PGA Connections */
451static const struct snd_kcontrol_new wm8400_dapm_rin12_pga_controls[] = {
452SOC_DAPM_SINGLE("RIN1 Switch", WM8400_INPUT_MIXER2, WM8400_RMN1_SHIFT, 1, 0),
453SOC_DAPM_SINGLE("RIN2 Switch", WM8400_INPUT_MIXER2, WM8400_RMP2_SHIFT, 1, 0),
454};
455
456static const struct snd_kcontrol_new wm8400_dapm_rin34_pga_controls[] = {
457SOC_DAPM_SINGLE("RIN3 Switch", WM8400_INPUT_MIXER2, WM8400_RMN3_SHIFT, 1, 0),
458SOC_DAPM_SINGLE("RIN4 Switch", WM8400_INPUT_MIXER2, WM8400_RMP4_SHIFT, 1, 0),
459};
460
461/* INMIXL */
462static const struct snd_kcontrol_new wm8400_dapm_inmixl_controls[] = {
463SOC_DAPM_SINGLE_TLV("Record Left Volume", WM8400_INPUT_MIXER3,
464 WM8400_LDBVOL_SHIFT, WM8400_LDBVOL_MASK, 0, in_mix_tlv),
465SOC_DAPM_SINGLE_TLV("LIN2 Volume", WM8400_INPUT_MIXER5, WM8400_LI2BVOL_SHIFT,
466 7, 0, in_mix_tlv),
467SOC_DAPM_SINGLE("LINPGA12 Switch", WM8400_INPUT_MIXER3, WM8400_L12MNB_SHIFT,
468 1, 0),
469SOC_DAPM_SINGLE("LINPGA34 Switch", WM8400_INPUT_MIXER3, WM8400_L34MNB_SHIFT,
470 1, 0),
471};
472
473/* INMIXR */
474static const struct snd_kcontrol_new wm8400_dapm_inmixr_controls[] = {
475SOC_DAPM_SINGLE_TLV("Record Right Volume", WM8400_INPUT_MIXER4,
476 WM8400_RDBVOL_SHIFT, WM8400_RDBVOL_MASK, 0, in_mix_tlv),
477SOC_DAPM_SINGLE_TLV("RIN2 Volume", WM8400_INPUT_MIXER6, WM8400_RI2BVOL_SHIFT,
478 7, 0, in_mix_tlv),
479SOC_DAPM_SINGLE("RINPGA12 Switch", WM8400_INPUT_MIXER3, WM8400_L12MNB_SHIFT,
480 1, 0),
481SOC_DAPM_SINGLE("RINPGA34 Switch", WM8400_INPUT_MIXER3, WM8400_L34MNB_SHIFT,
482 1, 0),
483};
484
485/* AINLMUX */
486static const char *wm8400_ainlmux[] =
487 {"INMIXL Mix", "RXVOICE Mix", "DIFFINL Mix"};
488
489static const struct soc_enum wm8400_ainlmux_enum =
490SOC_ENUM_SINGLE( WM8400_INPUT_MIXER1, WM8400_AINLMODE_SHIFT,
491 ARRAY_SIZE(wm8400_ainlmux), wm8400_ainlmux);
492
493static const struct snd_kcontrol_new wm8400_dapm_ainlmux_controls =
494SOC_DAPM_ENUM("Route", wm8400_ainlmux_enum);
495
496/* DIFFINL */
497
498/* AINRMUX */
499static const char *wm8400_ainrmux[] =
500 {"INMIXR Mix", "RXVOICE Mix", "DIFFINR Mix"};
501
502static const struct soc_enum wm8400_ainrmux_enum =
503SOC_ENUM_SINGLE( WM8400_INPUT_MIXER1, WM8400_AINRMODE_SHIFT,
504 ARRAY_SIZE(wm8400_ainrmux), wm8400_ainrmux);
505
506static const struct snd_kcontrol_new wm8400_dapm_ainrmux_controls =
507SOC_DAPM_ENUM("Route", wm8400_ainrmux_enum);
508
509/* RXVOICE */
510static const struct snd_kcontrol_new wm8400_dapm_rxvoice_controls[] = {
511SOC_DAPM_SINGLE_TLV("LIN4/RXN", WM8400_INPUT_MIXER5, WM8400_LR4BVOL_SHIFT,
512 WM8400_LR4BVOL_MASK, 0, in_mix_tlv),
513SOC_DAPM_SINGLE_TLV("RIN4/RXP", WM8400_INPUT_MIXER6, WM8400_RL4BVOL_SHIFT,
514 WM8400_RL4BVOL_MASK, 0, in_mix_tlv),
515};
516
517/* LOMIX */
518static const struct snd_kcontrol_new wm8400_dapm_lomix_controls[] = {
519SOC_DAPM_SINGLE("LOMIX Right ADC Bypass Switch", WM8400_OUTPUT_MIXER1,
520 WM8400_LRBLO_SHIFT, 1, 0),
521SOC_DAPM_SINGLE("LOMIX Left ADC Bypass Switch", WM8400_OUTPUT_MIXER1,
522 WM8400_LLBLO_SHIFT, 1, 0),
523SOC_DAPM_SINGLE("LOMIX RIN3 Bypass Switch", WM8400_OUTPUT_MIXER1,
524 WM8400_LRI3LO_SHIFT, 1, 0),
525SOC_DAPM_SINGLE("LOMIX LIN3 Bypass Switch", WM8400_OUTPUT_MIXER1,
526 WM8400_LLI3LO_SHIFT, 1, 0),
527SOC_DAPM_SINGLE("LOMIX RIN12 PGA Bypass Switch", WM8400_OUTPUT_MIXER1,
528 WM8400_LR12LO_SHIFT, 1, 0),
529SOC_DAPM_SINGLE("LOMIX LIN12 PGA Bypass Switch", WM8400_OUTPUT_MIXER1,
530 WM8400_LL12LO_SHIFT, 1, 0),
531SOC_DAPM_SINGLE("LOMIX Left DAC Switch", WM8400_OUTPUT_MIXER1,
532 WM8400_LDLO_SHIFT, 1, 0),
533};
534
535/* ROMIX */
536static const struct snd_kcontrol_new wm8400_dapm_romix_controls[] = {
537SOC_DAPM_SINGLE("ROMIX Left ADC Bypass Switch", WM8400_OUTPUT_MIXER2,
538 WM8400_RLBRO_SHIFT, 1, 0),
539SOC_DAPM_SINGLE("ROMIX Right ADC Bypass Switch", WM8400_OUTPUT_MIXER2,
540 WM8400_RRBRO_SHIFT, 1, 0),
541SOC_DAPM_SINGLE("ROMIX LIN3 Bypass Switch", WM8400_OUTPUT_MIXER2,
542 WM8400_RLI3RO_SHIFT, 1, 0),
543SOC_DAPM_SINGLE("ROMIX RIN3 Bypass Switch", WM8400_OUTPUT_MIXER2,
544 WM8400_RRI3RO_SHIFT, 1, 0),
545SOC_DAPM_SINGLE("ROMIX LIN12 PGA Bypass Switch", WM8400_OUTPUT_MIXER2,
546 WM8400_RL12RO_SHIFT, 1, 0),
547SOC_DAPM_SINGLE("ROMIX RIN12 PGA Bypass Switch", WM8400_OUTPUT_MIXER2,
548 WM8400_RR12RO_SHIFT, 1, 0),
549SOC_DAPM_SINGLE("ROMIX Right DAC Switch", WM8400_OUTPUT_MIXER2,
550 WM8400_RDRO_SHIFT, 1, 0),
551};
552
553/* LONMIX */
554static const struct snd_kcontrol_new wm8400_dapm_lonmix_controls[] = {
555SOC_DAPM_SINGLE("LONMIX Left Mixer PGA Switch", WM8400_LINE_MIXER1,
556 WM8400_LLOPGALON_SHIFT, 1, 0),
557SOC_DAPM_SINGLE("LONMIX Right Mixer PGA Switch", WM8400_LINE_MIXER1,
558 WM8400_LROPGALON_SHIFT, 1, 0),
559SOC_DAPM_SINGLE("LONMIX Inverted LOP Switch", WM8400_LINE_MIXER1,
560 WM8400_LOPLON_SHIFT, 1, 0),
561};
562
563/* LOPMIX */
564static const struct snd_kcontrol_new wm8400_dapm_lopmix_controls[] = {
565SOC_DAPM_SINGLE("LOPMIX Right Mic Bypass Switch", WM8400_LINE_MIXER1,
566 WM8400_LR12LOP_SHIFT, 1, 0),
567SOC_DAPM_SINGLE("LOPMIX Left Mic Bypass Switch", WM8400_LINE_MIXER1,
568 WM8400_LL12LOP_SHIFT, 1, 0),
569SOC_DAPM_SINGLE("LOPMIX Left Mixer PGA Switch", WM8400_LINE_MIXER1,
570 WM8400_LLOPGALOP_SHIFT, 1, 0),
571};
572
573/* RONMIX */
574static const struct snd_kcontrol_new wm8400_dapm_ronmix_controls[] = {
575SOC_DAPM_SINGLE("RONMIX Right Mixer PGA Switch", WM8400_LINE_MIXER2,
576 WM8400_RROPGARON_SHIFT, 1, 0),
577SOC_DAPM_SINGLE("RONMIX Left Mixer PGA Switch", WM8400_LINE_MIXER2,
578 WM8400_RLOPGARON_SHIFT, 1, 0),
579SOC_DAPM_SINGLE("RONMIX Inverted ROP Switch", WM8400_LINE_MIXER2,
580 WM8400_ROPRON_SHIFT, 1, 0),
581};
582
583/* ROPMIX */
584static const struct snd_kcontrol_new wm8400_dapm_ropmix_controls[] = {
585SOC_DAPM_SINGLE("ROPMIX Left Mic Bypass Switch", WM8400_LINE_MIXER2,
586 WM8400_RL12ROP_SHIFT, 1, 0),
587SOC_DAPM_SINGLE("ROPMIX Right Mic Bypass Switch", WM8400_LINE_MIXER2,
588 WM8400_RR12ROP_SHIFT, 1, 0),
589SOC_DAPM_SINGLE("ROPMIX Right Mixer PGA Switch", WM8400_LINE_MIXER2,
590 WM8400_RROPGAROP_SHIFT, 1, 0),
591};
592
593/* OUT3MIX */
594static const struct snd_kcontrol_new wm8400_dapm_out3mix_controls[] = {
595SOC_DAPM_SINGLE("OUT3MIX LIN4/RXP Bypass Switch", WM8400_OUT3_4_MIXER,
596 WM8400_LI4O3_SHIFT, 1, 0),
597SOC_DAPM_SINGLE("OUT3MIX Left Out PGA Switch", WM8400_OUT3_4_MIXER,
598 WM8400_LPGAO3_SHIFT, 1, 0),
599};
600
601/* OUT4MIX */
602static const struct snd_kcontrol_new wm8400_dapm_out4mix_controls[] = {
603SOC_DAPM_SINGLE("OUT4MIX Right Out PGA Switch", WM8400_OUT3_4_MIXER,
604 WM8400_RPGAO4_SHIFT, 1, 0),
605SOC_DAPM_SINGLE("OUT4MIX RIN4/RXP Bypass Switch", WM8400_OUT3_4_MIXER,
606 WM8400_RI4O4_SHIFT, 1, 0),
607};
608
609/* SPKMIX */
610static const struct snd_kcontrol_new wm8400_dapm_spkmix_controls[] = {
611SOC_DAPM_SINGLE("SPKMIX LIN2 Bypass Switch", WM8400_SPEAKER_MIXER,
612 WM8400_LI2SPK_SHIFT, 1, 0),
613SOC_DAPM_SINGLE("SPKMIX LADC Bypass Switch", WM8400_SPEAKER_MIXER,
614 WM8400_LB2SPK_SHIFT, 1, 0),
615SOC_DAPM_SINGLE("SPKMIX Left Mixer PGA Switch", WM8400_SPEAKER_MIXER,
616 WM8400_LOPGASPK_SHIFT, 1, 0),
617SOC_DAPM_SINGLE("SPKMIX Left DAC Switch", WM8400_SPEAKER_MIXER,
618 WM8400_LDSPK_SHIFT, 1, 0),
619SOC_DAPM_SINGLE("SPKMIX Right DAC Switch", WM8400_SPEAKER_MIXER,
620 WM8400_RDSPK_SHIFT, 1, 0),
621SOC_DAPM_SINGLE("SPKMIX Right Mixer PGA Switch", WM8400_SPEAKER_MIXER,
622 WM8400_ROPGASPK_SHIFT, 1, 0),
623SOC_DAPM_SINGLE("SPKMIX RADC Bypass Switch", WM8400_SPEAKER_MIXER,
624 WM8400_RL12ROP_SHIFT, 1, 0),
625SOC_DAPM_SINGLE("SPKMIX RIN2 Bypass Switch", WM8400_SPEAKER_MIXER,
626 WM8400_RI2SPK_SHIFT, 1, 0),
627};
628
629static const struct snd_soc_dapm_widget wm8400_dapm_widgets[] = {
630/* Input Side */
631/* Input Lines */
632SND_SOC_DAPM_INPUT("LIN1"),
633SND_SOC_DAPM_INPUT("LIN2"),
634SND_SOC_DAPM_INPUT("LIN3"),
635SND_SOC_DAPM_INPUT("LIN4/RXN"),
636SND_SOC_DAPM_INPUT("RIN3"),
637SND_SOC_DAPM_INPUT("RIN4/RXP"),
638SND_SOC_DAPM_INPUT("RIN1"),
639SND_SOC_DAPM_INPUT("RIN2"),
640SND_SOC_DAPM_INPUT("Internal ADC Source"),
641
642/* DACs */
643SND_SOC_DAPM_ADC("Left ADC", "Left Capture", WM8400_POWER_MANAGEMENT_2,
644 WM8400_ADCL_ENA_SHIFT, 0),
645SND_SOC_DAPM_ADC("Right ADC", "Right Capture", WM8400_POWER_MANAGEMENT_2,
646 WM8400_ADCR_ENA_SHIFT, 0),
647
648/* Input PGAs */
649SND_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)),
653SND_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)),
657SND_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)),
661SND_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 */
667SND_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 */
673SND_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 */
678SND_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 */
684SND_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 */
690SND_SOC_DAPM_DAC("Left DAC", "Left Playback", WM8400_POWER_MANAGEMENT_3,
691 WM8400_DACL_ENA_SHIFT, 0),
692SND_SOC_DAPM_DAC("Right DAC", "Right Playback", WM8400_POWER_MANAGEMENT_3,
693 WM8400_DACR_ENA_SHIFT, 0),
694
695/* LOMIX */
696SND_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 */
703SND_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 */
708SND_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 */
713SND_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 */
718SND_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 */
724SND_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 */
729SND_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 */
734SND_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 */
739SND_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 */
746SND_SOC_DAPM_PGA("LOUT PGA", WM8400_POWER_MANAGEMENT_1, WM8400_LOUT_ENA_SHIFT,
747 0, NULL, 0),
748
749/* ROUT PGA */
750SND_SOC_DAPM_PGA("ROUT PGA", WM8400_POWER_MANAGEMENT_1, WM8400_ROUT_ENA_SHIFT,
751 0, NULL, 0),
752
753/* LOPGA */
754SND_SOC_DAPM_PGA("LOPGA", WM8400_POWER_MANAGEMENT_3, WM8400_LOPGA_ENA_SHIFT, 0,
755 NULL, 0),
756
757/* ROPGA */
758SND_SOC_DAPM_PGA("ROPGA", WM8400_POWER_MANAGEMENT_3, WM8400_ROPGA_ENA_SHIFT, 0,
759 NULL, 0),
760
761/* MICBIAS */
762SND_SOC_DAPM_SUPPLY("MICBIAS", WM8400_POWER_MANAGEMENT_1,
763 WM8400_MIC1BIAS_ENA_SHIFT, 0, NULL, 0),
764
765SND_SOC_DAPM_OUTPUT("LON"),
766SND_SOC_DAPM_OUTPUT("LOP"),
767SND_SOC_DAPM_OUTPUT("OUT3"),
768SND_SOC_DAPM_OUTPUT("LOUT"),
769SND_SOC_DAPM_OUTPUT("SPKN"),
770SND_SOC_DAPM_OUTPUT("SPKP"),
771SND_SOC_DAPM_OUTPUT("ROUT"),
772SND_SOC_DAPM_OUTPUT("OUT4"),
773SND_SOC_DAPM_OUTPUT("ROP"),
774SND_SOC_DAPM_OUTPUT("RON"),
775
776SND_SOC_DAPM_OUTPUT("Internal DAC Sink"),
777};
778
779static 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 */
908static 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
918struct 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
928static 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
996static 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 = wm8400_read(codec, WM8400_POWER_MANAGEMENT_2);
1025 reg &= ~WM8400_FLL_ENA;
1026 wm8400_write(codec, WM8400_POWER_MANAGEMENT_2, reg);
1027
1028 reg = wm8400_read(codec, WM8400_FLL_CONTROL_1);
1029 reg &= ~WM8400_FLL_OSC_ENA;
1030 wm8400_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 wm8400_write(codec, WM8400_FLL_CONTROL_1, reg);
1039
1040 wm8400_write(codec, WM8400_FLL_CONTROL_2, factors.k);
1041 wm8400_write(codec, WM8400_FLL_CONTROL_3, factors.n);
1042
1043 reg = wm8400_read(codec, WM8400_FLL_CONTROL_4);
1044 reg &= ~WM8400_FLL_OUTDIV_MASK;
1045 reg |= factors.outdiv;
1046 wm8400_write(codec, WM8400_FLL_CONTROL_4, reg);
1047
1048 return 0;
1049}
1050
1051/*
1052 * Sets ADC and Voice DAC format.
1053 */
1054static 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 = wm8400_read(codec, WM8400_AUDIO_INTERFACE_1);
1061 audio3 = wm8400_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 wm8400_write(codec, WM8400_AUDIO_INTERFACE_1, audio1);
1103 wm8400_write(codec, WM8400_AUDIO_INTERFACE_3, audio3);
1104 return 0;
1105}
1106
1107static 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 = wm8400_read(codec, WM8400_CLOCKING_2) &
1116 ~WM8400_MCLK_DIV_MASK;
1117 wm8400_write(codec, WM8400_CLOCKING_2, reg | div);
1118 break;
1119 case WM8400_DACCLK_DIV:
1120 reg = wm8400_read(codec, WM8400_CLOCKING_2) &
1121 ~WM8400_DAC_CLKDIV_MASK;
1122 wm8400_write(codec, WM8400_CLOCKING_2, reg | div);
1123 break;
1124 case WM8400_ADCCLK_DIV:
1125 reg = wm8400_read(codec, WM8400_CLOCKING_2) &
1126 ~WM8400_ADC_CLKDIV_MASK;
1127 wm8400_write(codec, WM8400_CLOCKING_2, reg | div);
1128 break;
1129 case WM8400_BCLK_DIV:
1130 reg = wm8400_read(codec, WM8400_CLOCKING_1) &
1131 ~WM8400_BCLK_DIV_MASK;
1132 wm8400_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 */
1144static 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_pcm_runtime *rtd = substream->private_data;
1149 struct snd_soc_codec *codec = rtd->codec;
1150 u16 audio1 = wm8400_read(codec, WM8400_AUDIO_INTERFACE_1);
1151
1152 audio1 &= ~WM8400_AIF_WL_MASK;
1153 /* bit size */
1154 switch (params_format(params)) {
1155 case SNDRV_PCM_FORMAT_S16_LE:
1156 break;
1157 case SNDRV_PCM_FORMAT_S20_3LE:
1158 audio1 |= WM8400_AIF_WL_20BITS;
1159 break;
1160 case SNDRV_PCM_FORMAT_S24_LE:
1161 audio1 |= WM8400_AIF_WL_24BITS;
1162 break;
1163 case SNDRV_PCM_FORMAT_S32_LE:
1164 audio1 |= WM8400_AIF_WL_32BITS;
1165 break;
1166 }
1167
1168 wm8400_write(codec, WM8400_AUDIO_INTERFACE_1, audio1);
1169 return 0;
1170}
1171
1172static int wm8400_mute(struct snd_soc_dai *dai, int mute)
1173{
1174 struct snd_soc_codec *codec = dai->codec;
1175 u16 val = wm8400_read(codec, WM8400_DAC_CTRL) & ~WM8400_DAC_MUTE;
1176
1177 if (mute)
1178 wm8400_write(codec, WM8400_DAC_CTRL, val | WM8400_DAC_MUTE);
1179 else
1180 wm8400_write(codec, WM8400_DAC_CTRL, val);
1181
1182 return 0;
1183}
1184
1185/* TODO: set bias for best performance at standby */
1186static int wm8400_set_bias_level(struct snd_soc_codec *codec,
1187 enum snd_soc_bias_level level)
1188{
1189 struct wm8400_priv *wm8400 = snd_soc_codec_get_drvdata(codec);
1190 u16 val;
1191 int ret;
1192
1193 switch (level) {
1194 case SND_SOC_BIAS_ON:
1195 break;
1196
1197 case SND_SOC_BIAS_PREPARE:
1198 /* VMID=2*50k */
1199 val = wm8400_read(codec, WM8400_POWER_MANAGEMENT_1) &
1200 ~WM8400_VMID_MODE_MASK;
1201 wm8400_write(codec, WM8400_POWER_MANAGEMENT_1, val | 0x2);
1202 break;
1203
1204 case SND_SOC_BIAS_STANDBY:
1205 if (codec->dapm.bias_level == SND_SOC_BIAS_OFF) {
1206 ret = regulator_bulk_enable(ARRAY_SIZE(power),
1207 &power[0]);
1208 if (ret != 0) {
1209 dev_err(wm8400->wm8400->dev,
1210 "Failed to enable regulators: %d\n",
1211 ret);
1212 return ret;
1213 }
1214
1215 wm8400_write(codec, WM8400_POWER_MANAGEMENT_1,
1216 WM8400_CODEC_ENA | WM8400_SYSCLK_ENA);
1217
1218 /* Enable POBCTRL, SOFT_ST, VMIDTOG and BUFDCOPEN */
1219 wm8400_write(codec, WM8400_ANTIPOP2, WM8400_SOFTST |
1220 WM8400_BUFDCOPEN | WM8400_POBCTRL);
1221
1222 msleep(50);
1223
1224 /* Enable VREF & VMID at 2x50k */
1225 val = wm8400_read(codec, WM8400_POWER_MANAGEMENT_1);
1226 val |= 0x2 | WM8400_VREF_ENA;
1227 wm8400_write(codec, WM8400_POWER_MANAGEMENT_1, val);
1228
1229 /* Enable BUFIOEN */
1230 wm8400_write(codec, WM8400_ANTIPOP2, WM8400_SOFTST |
1231 WM8400_BUFDCOPEN | WM8400_POBCTRL |
1232 WM8400_BUFIOEN);
1233
1234 /* disable POBCTRL, SOFT_ST and BUFDCOPEN */
1235 wm8400_write(codec, WM8400_ANTIPOP2, WM8400_BUFIOEN);
1236 }
1237
1238 /* VMID=2*300k */
1239 val = wm8400_read(codec, WM8400_POWER_MANAGEMENT_1) &
1240 ~WM8400_VMID_MODE_MASK;
1241 wm8400_write(codec, WM8400_POWER_MANAGEMENT_1, val | 0x4);
1242 break;
1243
1244 case SND_SOC_BIAS_OFF:
1245 /* Enable POBCTRL and SOFT_ST */
1246 wm8400_write(codec, WM8400_ANTIPOP2, WM8400_SOFTST |
1247 WM8400_POBCTRL | WM8400_BUFIOEN);
1248
1249 /* Enable POBCTRL, SOFT_ST and BUFDCOPEN */
1250 wm8400_write(codec, WM8400_ANTIPOP2, WM8400_SOFTST |
1251 WM8400_BUFDCOPEN | WM8400_POBCTRL |
1252 WM8400_BUFIOEN);
1253
1254 /* mute DAC */
1255 val = wm8400_read(codec, WM8400_DAC_CTRL);
1256 wm8400_write(codec, WM8400_DAC_CTRL, val | WM8400_DAC_MUTE);
1257
1258 /* Enable any disabled outputs */
1259 val = wm8400_read(codec, WM8400_POWER_MANAGEMENT_1);
1260 val |= WM8400_SPK_ENA | WM8400_OUT3_ENA |
1261 WM8400_OUT4_ENA | WM8400_LOUT_ENA |
1262 WM8400_ROUT_ENA;
1263 wm8400_write(codec, WM8400_POWER_MANAGEMENT_1, val);
1264
1265 /* Disable VMID */
1266 val &= ~WM8400_VMID_MODE_MASK;
1267 wm8400_write(codec, WM8400_POWER_MANAGEMENT_1, val);
1268
1269 msleep(300);
1270
1271 /* Enable all output discharge bits */
1272 wm8400_write(codec, WM8400_ANTIPOP1, WM8400_DIS_LLINE |
1273 WM8400_DIS_RLINE | WM8400_DIS_OUT3 |
1274 WM8400_DIS_OUT4 | WM8400_DIS_LOUT |
1275 WM8400_DIS_ROUT);
1276
1277 /* Disable VREF */
1278 val &= ~WM8400_VREF_ENA;
1279 wm8400_write(codec, WM8400_POWER_MANAGEMENT_1, val);
1280
1281 /* disable POBCTRL, SOFT_ST and BUFDCOPEN */
1282 wm8400_write(codec, WM8400_ANTIPOP2, 0x0);
1283
1284 ret = regulator_bulk_disable(ARRAY_SIZE(power),
1285 &power[0]);
1286 if (ret != 0)
1287 return ret;
1288
1289 break;
1290 }
1291
1292 codec->dapm.bias_level = level;
1293 return 0;
1294}
1295
1296#define WM8400_RATES SNDRV_PCM_RATE_8000_96000
1297
1298#define WM8400_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\
1299 SNDRV_PCM_FMTBIT_S24_LE)
1300
1301static const struct snd_soc_dai_ops wm8400_dai_ops = {
1302 .hw_params = wm8400_hw_params,
1303 .digital_mute = wm8400_mute,
1304 .set_fmt = wm8400_set_dai_fmt,
1305 .set_clkdiv = wm8400_set_dai_clkdiv,
1306 .set_sysclk = wm8400_set_dai_sysclk,
1307 .set_pll = wm8400_set_dai_pll,
1308};
1309
1310/*
1311 * The WM8400 supports 2 different and mutually exclusive DAI
1312 * configurations.
1313 *
1314 * 1. ADC/DAC on Primary Interface
1315 * 2. ADC on Primary Interface/DAC on secondary
1316 */
1317static struct snd_soc_dai_driver wm8400_dai = {
1318/* ADC/DAC on primary */
1319 .name = "wm8400-hifi",
1320 .playback = {
1321 .stream_name = "Playback",
1322 .channels_min = 1,
1323 .channels_max = 2,
1324 .rates = WM8400_RATES,
1325 .formats = WM8400_FORMATS,
1326 },
1327 .capture = {
1328 .stream_name = "Capture",
1329 .channels_min = 1,
1330 .channels_max = 2,
1331 .rates = WM8400_RATES,
1332 .formats = WM8400_FORMATS,
1333 },
1334 .ops = &wm8400_dai_ops,
1335};
1336
1337static int wm8400_suspend(struct snd_soc_codec *codec)
1338{
1339 wm8400_set_bias_level(codec, SND_SOC_BIAS_OFF);
1340
1341 return 0;
1342}
1343
1344static int wm8400_resume(struct snd_soc_codec *codec)
1345{
1346 wm8400_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
1347
1348 return 0;
1349}
1350
1351static void wm8400_probe_deferred(struct work_struct *work)
1352{
1353 struct wm8400_priv *priv = container_of(work, struct wm8400_priv,
1354 work);
1355 struct snd_soc_codec *codec = priv->codec;
1356
1357 /* charge output caps */
1358 wm8400_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
1359}
1360
1361static int wm8400_codec_probe(struct snd_soc_codec *codec)
1362{
1363 struct wm8400 *wm8400 = dev_get_platdata(codec->dev);
1364 struct wm8400_priv *priv;
1365 int ret;
1366 u16 reg;
1367
1368 priv = devm_kzalloc(codec->dev, sizeof(struct wm8400_priv),
1369 GFP_KERNEL);
1370 if (priv == NULL)
1371 return -ENOMEM;
1372
1373 snd_soc_codec_set_drvdata(codec, priv);
1374 codec->control_data = priv->wm8400 = wm8400;
1375 priv->codec = codec;
1376
1377 ret = regulator_bulk_get(wm8400->dev,
1378 ARRAY_SIZE(power), &power[0]);
1379 if (ret != 0) {
1380 dev_err(codec->dev, "Failed to get regulators: %d\n", ret);
1381 return ret;
1382 }
1383
1384 INIT_WORK(&priv->work, wm8400_probe_deferred);
1385
1386 wm8400_codec_reset(codec);
1387
1388 reg = wm8400_read(codec, WM8400_POWER_MANAGEMENT_1);
1389 wm8400_write(codec, WM8400_POWER_MANAGEMENT_1, reg | WM8400_CODEC_ENA);
1390
1391 /* Latch volume update bits */
1392 reg = wm8400_read(codec, WM8400_LEFT_LINE_INPUT_1_2_VOLUME);
1393 wm8400_write(codec, WM8400_LEFT_LINE_INPUT_1_2_VOLUME,
1394 reg & WM8400_IPVU);
1395 reg = wm8400_read(codec, WM8400_RIGHT_LINE_INPUT_1_2_VOLUME);
1396 wm8400_write(codec, WM8400_RIGHT_LINE_INPUT_1_2_VOLUME,
1397 reg & WM8400_IPVU);
1398
1399 wm8400_write(codec, WM8400_LEFT_OUTPUT_VOLUME, 0x50 | (1<<8));
1400 wm8400_write(codec, WM8400_RIGHT_OUTPUT_VOLUME, 0x50 | (1<<8));
1401
1402 if (!schedule_work(&priv->work)) {
1403 ret = -EINVAL;
1404 goto err_regulator;
1405 }
1406 return 0;
1407
1408err_regulator:
1409 regulator_bulk_free(ARRAY_SIZE(power), power);
1410 return ret;
1411}
1412
1413static int wm8400_codec_remove(struct snd_soc_codec *codec)
1414{
1415 u16 reg;
1416
1417 reg = wm8400_read(codec, WM8400_POWER_MANAGEMENT_1);
1418 wm8400_write(codec, WM8400_POWER_MANAGEMENT_1,
1419 reg & (~WM8400_CODEC_ENA));
1420
1421 regulator_bulk_free(ARRAY_SIZE(power), power);
1422
1423 return 0;
1424}
1425
1426static struct snd_soc_codec_driver soc_codec_dev_wm8400 = {
1427 .probe = wm8400_codec_probe,
1428 .remove = wm8400_codec_remove,
1429 .suspend = wm8400_suspend,
1430 .resume = wm8400_resume,
1431 .read = wm8400_read,
1432 .write = wm8400_write,
1433 .set_bias_level = wm8400_set_bias_level,
1434
1435 .controls = wm8400_snd_controls,
1436 .num_controls = ARRAY_SIZE(wm8400_snd_controls),
1437 .dapm_widgets = wm8400_dapm_widgets,
1438 .num_dapm_widgets = ARRAY_SIZE(wm8400_dapm_widgets),
1439 .dapm_routes = wm8400_dapm_routes,
1440 .num_dapm_routes = ARRAY_SIZE(wm8400_dapm_routes),
1441};
1442
1443static int __devinit wm8400_probe(struct platform_device *pdev)
1444{
1445 return snd_soc_register_codec(&pdev->dev, &soc_codec_dev_wm8400,
1446 &wm8400_dai, 1);
1447}
1448
1449static int __devexit wm8400_remove(struct platform_device *pdev)
1450{
1451 snd_soc_unregister_codec(&pdev->dev);
1452 return 0;
1453}
1454
1455static struct platform_driver wm8400_codec_driver = {
1456 .driver = {
1457 .name = "wm8400-codec",
1458 .owner = THIS_MODULE,
1459 },
1460 .probe = wm8400_probe,
1461 .remove = __devexit_p(wm8400_remove),
1462};
1463
1464module_platform_driver(wm8400_codec_driver);
1465
1466MODULE_DESCRIPTION("ASoC WM8400 driver");
1467MODULE_AUTHOR("Mark Brown");
1468MODULE_LICENSE("GPL");
1469MODULE_ALIAS("platform:wm8400-codec");