xref: /linux/sound/soc/codecs/wm8400.c (revision 93d90ad708b8da6efc0e487b66111aa9db7f70c7)
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 static struct regulator_bulk_data power[] = {
36 	{
37 		.supply = "I2S1VDD",
38 	},
39 	{
40 		.supply = "I2S2VDD",
41 	},
42 	{
43 		.supply = "DCVDD",
44 	},
45 	{
46 		.supply = "AVDD",
47 	},
48 	{
49 		.supply = "FLLVDD",
50 	},
51 	{
52 		.supply = "HPVDD",
53 	},
54 	{
55 		.supply = "SPKVDD",
56 	},
57 };
58 
59 /* codec private data */
60 struct wm8400_priv {
61 	struct wm8400 *wm8400;
62 	u16 fake_register;
63 	unsigned int sysclk;
64 	unsigned int pcmclk;
65 	int fll_in, fll_out;
66 };
67 
68 static void wm8400_codec_reset(struct snd_soc_codec *codec)
69 {
70 	struct wm8400_priv *wm8400 = snd_soc_codec_get_drvdata(codec);
71 
72 	wm8400_reset_codec_reg_cache(wm8400->wm8400);
73 }
74 
75 static const DECLARE_TLV_DB_SCALE(rec_mix_tlv, -1500, 600, 0);
76 
77 static const DECLARE_TLV_DB_SCALE(in_pga_tlv, -1650, 3000, 0);
78 
79 static const DECLARE_TLV_DB_SCALE(out_mix_tlv, -2100, 0, 0);
80 
81 static const DECLARE_TLV_DB_SCALE(out_pga_tlv, -7300, 600, 0);
82 
83 static const DECLARE_TLV_DB_SCALE(out_omix_tlv, -600, 0, 0);
84 
85 static const DECLARE_TLV_DB_SCALE(out_dac_tlv, -7163, 0, 0);
86 
87 static const DECLARE_TLV_DB_SCALE(in_adc_tlv, -7163, 1763, 0);
88 
89 static const DECLARE_TLV_DB_SCALE(out_sidetone_tlv, -3600, 0, 0);
90 
91 static int wm8400_outpga_put_volsw_vu(struct snd_kcontrol *kcontrol,
92         struct snd_ctl_elem_value *ucontrol)
93 {
94 	struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
95 	struct soc_mixer_control *mc =
96 		(struct soc_mixer_control *)kcontrol->private_value;
97 	int reg = mc->reg;
98         int ret;
99         u16 val;
100 
101         ret = snd_soc_put_volsw(kcontrol, ucontrol);
102         if (ret < 0)
103                 return ret;
104 
105         /* now hit the volume update bits (always bit 8) */
106         val = snd_soc_read(codec, reg);
107         return snd_soc_write(codec, reg, val | 0x0100);
108 }
109 
110 #define WM8400_OUTPGA_SINGLE_R_TLV(xname, reg, shift, max, invert, tlv_array) \
111 	SOC_SINGLE_EXT_TLV(xname, reg, shift, max, invert, \
112 		snd_soc_get_volsw, wm8400_outpga_put_volsw_vu, tlv_array)
113 
114 
115 static const char *wm8400_digital_sidetone[] =
116 	{"None", "Left ADC", "Right ADC", "Reserved"};
117 
118 static SOC_ENUM_SINGLE_DECL(wm8400_left_digital_sidetone_enum,
119 			    WM8400_DIGITAL_SIDE_TONE,
120 			    WM8400_ADC_TO_DACL_SHIFT,
121 			    wm8400_digital_sidetone);
122 
123 static SOC_ENUM_SINGLE_DECL(wm8400_right_digital_sidetone_enum,
124 			    WM8400_DIGITAL_SIDE_TONE,
125 			    WM8400_ADC_TO_DACR_SHIFT,
126 			    wm8400_digital_sidetone);
127 
128 static const char *wm8400_adcmode[] =
129 	{"Hi-fi mode", "Voice mode 1", "Voice mode 2", "Voice mode 3"};
130 
131 static SOC_ENUM_SINGLE_DECL(wm8400_right_adcmode_enum,
132 			    WM8400_ADC_CTRL,
133 			    WM8400_ADC_HPF_CUT_SHIFT,
134 			    wm8400_adcmode);
135 
136 static const struct snd_kcontrol_new wm8400_snd_controls[] = {
137 /* INMIXL */
138 SOC_SINGLE("LIN12 PGA Boost", WM8400_INPUT_MIXER3, WM8400_L12MNBST_SHIFT,
139 	   1, 0),
140 SOC_SINGLE("LIN34 PGA Boost", WM8400_INPUT_MIXER3, WM8400_L34MNBST_SHIFT,
141 	   1, 0),
142 /* INMIXR */
143 SOC_SINGLE("RIN12 PGA Boost", WM8400_INPUT_MIXER3, WM8400_R12MNBST_SHIFT,
144 	   1, 0),
145 SOC_SINGLE("RIN34 PGA Boost", WM8400_INPUT_MIXER3, WM8400_R34MNBST_SHIFT,
146 	   1, 0),
147 
148 /* LOMIX */
149 SOC_SINGLE_TLV("LOMIX LIN3 Bypass Volume", WM8400_OUTPUT_MIXER3,
150 	WM8400_LLI3LOVOL_SHIFT, 7, 0, out_mix_tlv),
151 SOC_SINGLE_TLV("LOMIX RIN12 PGA Bypass Volume", WM8400_OUTPUT_MIXER3,
152 	WM8400_LR12LOVOL_SHIFT, 7, 0, out_mix_tlv),
153 SOC_SINGLE_TLV("LOMIX LIN12 PGA Bypass Volume", WM8400_OUTPUT_MIXER3,
154 	WM8400_LL12LOVOL_SHIFT, 7, 0, out_mix_tlv),
155 SOC_SINGLE_TLV("LOMIX RIN3 Bypass Volume", WM8400_OUTPUT_MIXER5,
156 	WM8400_LRI3LOVOL_SHIFT, 7, 0, out_mix_tlv),
157 SOC_SINGLE_TLV("LOMIX AINRMUX Bypass Volume", WM8400_OUTPUT_MIXER5,
158 	WM8400_LRBLOVOL_SHIFT, 7, 0, out_mix_tlv),
159 SOC_SINGLE_TLV("LOMIX AINLMUX Bypass Volume", WM8400_OUTPUT_MIXER5,
160 	WM8400_LRBLOVOL_SHIFT, 7, 0, out_mix_tlv),
161 
162 /* ROMIX */
163 SOC_SINGLE_TLV("ROMIX RIN3 Bypass Volume", WM8400_OUTPUT_MIXER4,
164 	WM8400_RRI3ROVOL_SHIFT, 7, 0, out_mix_tlv),
165 SOC_SINGLE_TLV("ROMIX LIN12 PGA Bypass Volume", WM8400_OUTPUT_MIXER4,
166 	WM8400_RL12ROVOL_SHIFT, 7, 0, out_mix_tlv),
167 SOC_SINGLE_TLV("ROMIX RIN12 PGA Bypass Volume", WM8400_OUTPUT_MIXER4,
168 	WM8400_RR12ROVOL_SHIFT, 7, 0, out_mix_tlv),
169 SOC_SINGLE_TLV("ROMIX LIN3 Bypass Volume", WM8400_OUTPUT_MIXER6,
170 	WM8400_RLI3ROVOL_SHIFT, 7, 0, out_mix_tlv),
171 SOC_SINGLE_TLV("ROMIX AINLMUX Bypass Volume", WM8400_OUTPUT_MIXER6,
172 	WM8400_RLBROVOL_SHIFT, 7, 0, out_mix_tlv),
173 SOC_SINGLE_TLV("ROMIX AINRMUX Bypass Volume", WM8400_OUTPUT_MIXER6,
174 	WM8400_RRBROVOL_SHIFT, 7, 0, out_mix_tlv),
175 
176 /* LOUT */
177 WM8400_OUTPGA_SINGLE_R_TLV("LOUT Volume", WM8400_LEFT_OUTPUT_VOLUME,
178 	WM8400_LOUTVOL_SHIFT, WM8400_LOUTVOL_MASK, 0, out_pga_tlv),
179 SOC_SINGLE("LOUT ZC", WM8400_LEFT_OUTPUT_VOLUME, WM8400_LOZC_SHIFT, 1, 0),
180 
181 /* ROUT */
182 WM8400_OUTPGA_SINGLE_R_TLV("ROUT Volume", WM8400_RIGHT_OUTPUT_VOLUME,
183 	WM8400_ROUTVOL_SHIFT, WM8400_ROUTVOL_MASK, 0, out_pga_tlv),
184 SOC_SINGLE("ROUT ZC", WM8400_RIGHT_OUTPUT_VOLUME, WM8400_ROZC_SHIFT, 1, 0),
185 
186 /* LOPGA */
187 WM8400_OUTPGA_SINGLE_R_TLV("LOPGA Volume", WM8400_LEFT_OPGA_VOLUME,
188 	WM8400_LOPGAVOL_SHIFT, WM8400_LOPGAVOL_MASK, 0, out_pga_tlv),
189 SOC_SINGLE("LOPGA ZC Switch", WM8400_LEFT_OPGA_VOLUME,
190 	WM8400_LOPGAZC_SHIFT, 1, 0),
191 
192 /* ROPGA */
193 WM8400_OUTPGA_SINGLE_R_TLV("ROPGA Volume", WM8400_RIGHT_OPGA_VOLUME,
194 	WM8400_ROPGAVOL_SHIFT, WM8400_ROPGAVOL_MASK, 0, out_pga_tlv),
195 SOC_SINGLE("ROPGA ZC Switch", WM8400_RIGHT_OPGA_VOLUME,
196 	WM8400_ROPGAZC_SHIFT, 1, 0),
197 
198 SOC_SINGLE("LON Mute Switch", WM8400_LINE_OUTPUTS_VOLUME,
199 	WM8400_LONMUTE_SHIFT, 1, 0),
200 SOC_SINGLE("LOP Mute Switch", WM8400_LINE_OUTPUTS_VOLUME,
201 	WM8400_LOPMUTE_SHIFT, 1, 0),
202 SOC_SINGLE("LOP Attenuation Switch", WM8400_LINE_OUTPUTS_VOLUME,
203 	WM8400_LOATTN_SHIFT, 1, 0),
204 SOC_SINGLE("RON Mute Switch", WM8400_LINE_OUTPUTS_VOLUME,
205 	WM8400_RONMUTE_SHIFT, 1, 0),
206 SOC_SINGLE("ROP Mute Switch", WM8400_LINE_OUTPUTS_VOLUME,
207 	WM8400_ROPMUTE_SHIFT, 1, 0),
208 SOC_SINGLE("ROP Attenuation Switch", WM8400_LINE_OUTPUTS_VOLUME,
209 	WM8400_ROATTN_SHIFT, 1, 0),
210 
211 SOC_SINGLE("OUT3 Mute Switch", WM8400_OUT3_4_VOLUME,
212 	WM8400_OUT3MUTE_SHIFT, 1, 0),
213 SOC_SINGLE("OUT3 Attenuation Switch", WM8400_OUT3_4_VOLUME,
214 	WM8400_OUT3ATTN_SHIFT, 1, 0),
215 
216 SOC_SINGLE("OUT4 Mute Switch", WM8400_OUT3_4_VOLUME,
217 	WM8400_OUT4MUTE_SHIFT, 1, 0),
218 SOC_SINGLE("OUT4 Attenuation Switch", WM8400_OUT3_4_VOLUME,
219 	WM8400_OUT4ATTN_SHIFT, 1, 0),
220 
221 SOC_SINGLE("Speaker Mode Switch", WM8400_CLASSD1,
222 	WM8400_CDMODE_SHIFT, 1, 0),
223 
224 SOC_SINGLE("Speaker Output Attenuation Volume", WM8400_SPEAKER_VOLUME,
225 	WM8400_SPKATTN_SHIFT, WM8400_SPKATTN_MASK, 0),
226 SOC_SINGLE("Speaker DC Boost Volume", WM8400_CLASSD3,
227 	WM8400_DCGAIN_SHIFT, 6, 0),
228 SOC_SINGLE("Speaker AC Boost Volume", WM8400_CLASSD3,
229 	WM8400_ACGAIN_SHIFT, 6, 0),
230 
231 WM8400_OUTPGA_SINGLE_R_TLV("Left DAC Digital Volume",
232 	WM8400_LEFT_DAC_DIGITAL_VOLUME, WM8400_DACL_VOL_SHIFT,
233 	127, 0, out_dac_tlv),
234 
235 WM8400_OUTPGA_SINGLE_R_TLV("Right DAC Digital Volume",
236 	WM8400_RIGHT_DAC_DIGITAL_VOLUME, WM8400_DACR_VOL_SHIFT,
237 	127, 0, out_dac_tlv),
238 
239 SOC_ENUM("Left Digital Sidetone", wm8400_left_digital_sidetone_enum),
240 SOC_ENUM("Right Digital Sidetone", wm8400_right_digital_sidetone_enum),
241 
242 SOC_SINGLE_TLV("Left Digital Sidetone Volume", WM8400_DIGITAL_SIDE_TONE,
243 	WM8400_ADCL_DAC_SVOL_SHIFT, 15, 0, out_sidetone_tlv),
244 SOC_SINGLE_TLV("Right Digital Sidetone Volume", WM8400_DIGITAL_SIDE_TONE,
245 	WM8400_ADCR_DAC_SVOL_SHIFT, 15, 0, out_sidetone_tlv),
246 
247 SOC_SINGLE("ADC Digital High Pass Filter Switch", WM8400_ADC_CTRL,
248 	WM8400_ADC_HPF_ENA_SHIFT, 1, 0),
249 
250 SOC_ENUM("ADC HPF Mode", wm8400_right_adcmode_enum),
251 
252 WM8400_OUTPGA_SINGLE_R_TLV("Left ADC Digital Volume",
253 	WM8400_LEFT_ADC_DIGITAL_VOLUME,
254 	WM8400_ADCL_VOL_SHIFT,
255 	WM8400_ADCL_VOL_MASK,
256 	0,
257 	in_adc_tlv),
258 
259 WM8400_OUTPGA_SINGLE_R_TLV("Right ADC Digital Volume",
260 	WM8400_RIGHT_ADC_DIGITAL_VOLUME,
261 	WM8400_ADCR_VOL_SHIFT,
262 	WM8400_ADCR_VOL_MASK,
263 	0,
264 	in_adc_tlv),
265 
266 WM8400_OUTPGA_SINGLE_R_TLV("LIN12 Volume",
267 	WM8400_LEFT_LINE_INPUT_1_2_VOLUME,
268 	WM8400_LIN12VOL_SHIFT,
269 	WM8400_LIN12VOL_MASK,
270 	0,
271 	in_pga_tlv),
272 
273 SOC_SINGLE("LIN12 ZC Switch", WM8400_LEFT_LINE_INPUT_1_2_VOLUME,
274 	WM8400_LI12ZC_SHIFT, 1, 0),
275 
276 SOC_SINGLE("LIN12 Mute Switch", WM8400_LEFT_LINE_INPUT_1_2_VOLUME,
277 	WM8400_LI12MUTE_SHIFT, 1, 0),
278 
279 WM8400_OUTPGA_SINGLE_R_TLV("LIN34 Volume",
280 	WM8400_LEFT_LINE_INPUT_3_4_VOLUME,
281 	WM8400_LIN34VOL_SHIFT,
282 	WM8400_LIN34VOL_MASK,
283 	0,
284 	in_pga_tlv),
285 
286 SOC_SINGLE("LIN34 ZC Switch", WM8400_LEFT_LINE_INPUT_3_4_VOLUME,
287 	WM8400_LI34ZC_SHIFT, 1, 0),
288 
289 SOC_SINGLE("LIN34 Mute Switch", WM8400_LEFT_LINE_INPUT_3_4_VOLUME,
290 	WM8400_LI34MUTE_SHIFT, 1, 0),
291 
292 WM8400_OUTPGA_SINGLE_R_TLV("RIN12 Volume",
293 	WM8400_RIGHT_LINE_INPUT_1_2_VOLUME,
294 	WM8400_RIN12VOL_SHIFT,
295 	WM8400_RIN12VOL_MASK,
296 	0,
297 	in_pga_tlv),
298 
299 SOC_SINGLE("RIN12 ZC Switch", WM8400_RIGHT_LINE_INPUT_1_2_VOLUME,
300 	WM8400_RI12ZC_SHIFT, 1, 0),
301 
302 SOC_SINGLE("RIN12 Mute Switch", WM8400_RIGHT_LINE_INPUT_1_2_VOLUME,
303 	WM8400_RI12MUTE_SHIFT, 1, 0),
304 
305 WM8400_OUTPGA_SINGLE_R_TLV("RIN34 Volume",
306 	WM8400_RIGHT_LINE_INPUT_3_4_VOLUME,
307 	WM8400_RIN34VOL_SHIFT,
308 	WM8400_RIN34VOL_MASK,
309 	0,
310 	in_pga_tlv),
311 
312 SOC_SINGLE("RIN34 ZC Switch", WM8400_RIGHT_LINE_INPUT_3_4_VOLUME,
313 	WM8400_RI34ZC_SHIFT, 1, 0),
314 
315 SOC_SINGLE("RIN34 Mute Switch", WM8400_RIGHT_LINE_INPUT_3_4_VOLUME,
316 	WM8400_RI34MUTE_SHIFT, 1, 0),
317 
318 };
319 
320 /*
321  * _DAPM_ Controls
322  */
323 
324 static int outmixer_event (struct snd_soc_dapm_widget *w,
325 	struct snd_kcontrol * kcontrol, int event)
326 {
327 	struct soc_mixer_control *mc =
328 		(struct soc_mixer_control *)kcontrol->private_value;
329 	u32 reg_shift = mc->shift;
330 	int ret = 0;
331 	u16 reg;
332 
333 	switch (reg_shift) {
334 	case WM8400_SPEAKER_MIXER | (WM8400_LDSPK << 8) :
335 		reg = snd_soc_read(w->codec, WM8400_OUTPUT_MIXER1);
336 		if (reg & WM8400_LDLO) {
337 			printk(KERN_WARNING
338 			"Cannot set as Output Mixer 1 LDLO Set\n");
339 			ret = -1;
340 		}
341 		break;
342 	case WM8400_SPEAKER_MIXER | (WM8400_RDSPK << 8):
343 		reg = snd_soc_read(w->codec, WM8400_OUTPUT_MIXER2);
344 		if (reg & WM8400_RDRO) {
345 			printk(KERN_WARNING
346 			"Cannot set as Output Mixer 2 RDRO Set\n");
347 			ret = -1;
348 		}
349 		break;
350 	case WM8400_OUTPUT_MIXER1 | (WM8400_LDLO << 8):
351 		reg = snd_soc_read(w->codec, WM8400_SPEAKER_MIXER);
352 		if (reg & WM8400_LDSPK) {
353 			printk(KERN_WARNING
354 			"Cannot set as Speaker Mixer LDSPK Set\n");
355 			ret = -1;
356 		}
357 		break;
358 	case WM8400_OUTPUT_MIXER2 | (WM8400_RDRO << 8):
359 		reg = snd_soc_read(w->codec, WM8400_SPEAKER_MIXER);
360 		if (reg & WM8400_RDSPK) {
361 			printk(KERN_WARNING
362 			"Cannot set as Speaker Mixer RDSPK Set\n");
363 			ret = -1;
364 		}
365 		break;
366 	}
367 
368 	return ret;
369 }
370 
371 /* INMIX dB values */
372 static const unsigned int in_mix_tlv[] = {
373 	TLV_DB_RANGE_HEAD(1),
374 	0,7, TLV_DB_SCALE_ITEM(-1200, 600, 0),
375 };
376 
377 /* Left In PGA Connections */
378 static const struct snd_kcontrol_new wm8400_dapm_lin12_pga_controls[] = {
379 SOC_DAPM_SINGLE("LIN1 Switch", WM8400_INPUT_MIXER2, WM8400_LMN1_SHIFT, 1, 0),
380 SOC_DAPM_SINGLE("LIN2 Switch", WM8400_INPUT_MIXER2, WM8400_LMP2_SHIFT, 1, 0),
381 };
382 
383 static const struct snd_kcontrol_new wm8400_dapm_lin34_pga_controls[] = {
384 SOC_DAPM_SINGLE("LIN3 Switch", WM8400_INPUT_MIXER2, WM8400_LMN3_SHIFT, 1, 0),
385 SOC_DAPM_SINGLE("LIN4 Switch", WM8400_INPUT_MIXER2, WM8400_LMP4_SHIFT, 1, 0),
386 };
387 
388 /* Right In PGA Connections */
389 static const struct snd_kcontrol_new wm8400_dapm_rin12_pga_controls[] = {
390 SOC_DAPM_SINGLE("RIN1 Switch", WM8400_INPUT_MIXER2, WM8400_RMN1_SHIFT, 1, 0),
391 SOC_DAPM_SINGLE("RIN2 Switch", WM8400_INPUT_MIXER2, WM8400_RMP2_SHIFT, 1, 0),
392 };
393 
394 static const struct snd_kcontrol_new wm8400_dapm_rin34_pga_controls[] = {
395 SOC_DAPM_SINGLE("RIN3 Switch", WM8400_INPUT_MIXER2, WM8400_RMN3_SHIFT, 1, 0),
396 SOC_DAPM_SINGLE("RIN4 Switch", WM8400_INPUT_MIXER2, WM8400_RMP4_SHIFT, 1, 0),
397 };
398 
399 /* INMIXL */
400 static const struct snd_kcontrol_new wm8400_dapm_inmixl_controls[] = {
401 SOC_DAPM_SINGLE_TLV("Record Left Volume", WM8400_INPUT_MIXER3,
402 	WM8400_LDBVOL_SHIFT, WM8400_LDBVOL_MASK, 0, in_mix_tlv),
403 SOC_DAPM_SINGLE_TLV("LIN2 Volume", WM8400_INPUT_MIXER5, WM8400_LI2BVOL_SHIFT,
404 	7, 0, in_mix_tlv),
405 SOC_DAPM_SINGLE("LINPGA12 Switch", WM8400_INPUT_MIXER3, WM8400_L12MNB_SHIFT,
406 		1, 0),
407 SOC_DAPM_SINGLE("LINPGA34 Switch", WM8400_INPUT_MIXER3, WM8400_L34MNB_SHIFT,
408 		1, 0),
409 };
410 
411 /* INMIXR */
412 static const struct snd_kcontrol_new wm8400_dapm_inmixr_controls[] = {
413 SOC_DAPM_SINGLE_TLV("Record Right Volume", WM8400_INPUT_MIXER4,
414 	WM8400_RDBVOL_SHIFT, WM8400_RDBVOL_MASK, 0, in_mix_tlv),
415 SOC_DAPM_SINGLE_TLV("RIN2 Volume", WM8400_INPUT_MIXER6, WM8400_RI2BVOL_SHIFT,
416 	7, 0, in_mix_tlv),
417 SOC_DAPM_SINGLE("RINPGA12 Switch", WM8400_INPUT_MIXER3, WM8400_L12MNB_SHIFT,
418 	1, 0),
419 SOC_DAPM_SINGLE("RINPGA34 Switch", WM8400_INPUT_MIXER3, WM8400_L34MNB_SHIFT,
420 	1, 0),
421 };
422 
423 /* AINLMUX */
424 static const char *wm8400_ainlmux[] =
425 	{"INMIXL Mix", "RXVOICE Mix", "DIFFINL Mix"};
426 
427 static SOC_ENUM_SINGLE_DECL(wm8400_ainlmux_enum,
428 			    WM8400_INPUT_MIXER1,
429 			    WM8400_AINLMODE_SHIFT,
430 			    wm8400_ainlmux);
431 
432 static const struct snd_kcontrol_new wm8400_dapm_ainlmux_controls =
433 SOC_DAPM_ENUM("Route", wm8400_ainlmux_enum);
434 
435 /* DIFFINL */
436 
437 /* AINRMUX */
438 static const char *wm8400_ainrmux[] =
439 	{"INMIXR Mix", "RXVOICE Mix", "DIFFINR Mix"};
440 
441 static SOC_ENUM_SINGLE_DECL(wm8400_ainrmux_enum,
442 			    WM8400_INPUT_MIXER1,
443 			    WM8400_AINRMODE_SHIFT,
444 			    wm8400_ainrmux);
445 
446 static const struct snd_kcontrol_new wm8400_dapm_ainrmux_controls =
447 SOC_DAPM_ENUM("Route", wm8400_ainrmux_enum);
448 
449 /* RXVOICE */
450 static const struct snd_kcontrol_new wm8400_dapm_rxvoice_controls[] = {
451 SOC_DAPM_SINGLE_TLV("LIN4/RXN", WM8400_INPUT_MIXER5, WM8400_LR4BVOL_SHIFT,
452 			WM8400_LR4BVOL_MASK, 0, in_mix_tlv),
453 SOC_DAPM_SINGLE_TLV("RIN4/RXP", WM8400_INPUT_MIXER6, WM8400_RL4BVOL_SHIFT,
454 			WM8400_RL4BVOL_MASK, 0, in_mix_tlv),
455 };
456 
457 /* LOMIX */
458 static const struct snd_kcontrol_new wm8400_dapm_lomix_controls[] = {
459 SOC_DAPM_SINGLE("LOMIX Right ADC Bypass Switch", WM8400_OUTPUT_MIXER1,
460 	WM8400_LRBLO_SHIFT, 1, 0),
461 SOC_DAPM_SINGLE("LOMIX Left ADC Bypass Switch", WM8400_OUTPUT_MIXER1,
462 	WM8400_LLBLO_SHIFT, 1, 0),
463 SOC_DAPM_SINGLE("LOMIX RIN3 Bypass Switch", WM8400_OUTPUT_MIXER1,
464 	WM8400_LRI3LO_SHIFT, 1, 0),
465 SOC_DAPM_SINGLE("LOMIX LIN3 Bypass Switch", WM8400_OUTPUT_MIXER1,
466 	WM8400_LLI3LO_SHIFT, 1, 0),
467 SOC_DAPM_SINGLE("LOMIX RIN12 PGA Bypass Switch", WM8400_OUTPUT_MIXER1,
468 	WM8400_LR12LO_SHIFT, 1, 0),
469 SOC_DAPM_SINGLE("LOMIX LIN12 PGA Bypass Switch", WM8400_OUTPUT_MIXER1,
470 	WM8400_LL12LO_SHIFT, 1, 0),
471 SOC_DAPM_SINGLE("LOMIX Left DAC Switch", WM8400_OUTPUT_MIXER1,
472 	WM8400_LDLO_SHIFT, 1, 0),
473 };
474 
475 /* ROMIX */
476 static const struct snd_kcontrol_new wm8400_dapm_romix_controls[] = {
477 SOC_DAPM_SINGLE("ROMIX Left ADC Bypass Switch", WM8400_OUTPUT_MIXER2,
478 	WM8400_RLBRO_SHIFT, 1, 0),
479 SOC_DAPM_SINGLE("ROMIX Right ADC Bypass Switch", WM8400_OUTPUT_MIXER2,
480 	WM8400_RRBRO_SHIFT, 1, 0),
481 SOC_DAPM_SINGLE("ROMIX LIN3 Bypass Switch", WM8400_OUTPUT_MIXER2,
482 	WM8400_RLI3RO_SHIFT, 1, 0),
483 SOC_DAPM_SINGLE("ROMIX RIN3 Bypass Switch", WM8400_OUTPUT_MIXER2,
484 	WM8400_RRI3RO_SHIFT, 1, 0),
485 SOC_DAPM_SINGLE("ROMIX LIN12 PGA Bypass Switch", WM8400_OUTPUT_MIXER2,
486 	WM8400_RL12RO_SHIFT, 1, 0),
487 SOC_DAPM_SINGLE("ROMIX RIN12 PGA Bypass Switch", WM8400_OUTPUT_MIXER2,
488 	WM8400_RR12RO_SHIFT, 1, 0),
489 SOC_DAPM_SINGLE("ROMIX Right DAC Switch", WM8400_OUTPUT_MIXER2,
490 	WM8400_RDRO_SHIFT, 1, 0),
491 };
492 
493 /* LONMIX */
494 static const struct snd_kcontrol_new wm8400_dapm_lonmix_controls[] = {
495 SOC_DAPM_SINGLE("LONMIX Left Mixer PGA Switch", WM8400_LINE_MIXER1,
496 	WM8400_LLOPGALON_SHIFT, 1, 0),
497 SOC_DAPM_SINGLE("LONMIX Right Mixer PGA Switch", WM8400_LINE_MIXER1,
498 	WM8400_LROPGALON_SHIFT, 1, 0),
499 SOC_DAPM_SINGLE("LONMIX Inverted LOP Switch", WM8400_LINE_MIXER1,
500 	WM8400_LOPLON_SHIFT, 1, 0),
501 };
502 
503 /* LOPMIX */
504 static const struct snd_kcontrol_new wm8400_dapm_lopmix_controls[] = {
505 SOC_DAPM_SINGLE("LOPMIX Right Mic Bypass Switch", WM8400_LINE_MIXER1,
506 	WM8400_LR12LOP_SHIFT, 1, 0),
507 SOC_DAPM_SINGLE("LOPMIX Left Mic Bypass Switch", WM8400_LINE_MIXER1,
508 	WM8400_LL12LOP_SHIFT, 1, 0),
509 SOC_DAPM_SINGLE("LOPMIX Left Mixer PGA Switch", WM8400_LINE_MIXER1,
510 	WM8400_LLOPGALOP_SHIFT, 1, 0),
511 };
512 
513 /* RONMIX */
514 static const struct snd_kcontrol_new wm8400_dapm_ronmix_controls[] = {
515 SOC_DAPM_SINGLE("RONMIX Right Mixer PGA Switch", WM8400_LINE_MIXER2,
516 	WM8400_RROPGARON_SHIFT, 1, 0),
517 SOC_DAPM_SINGLE("RONMIX Left Mixer PGA Switch", WM8400_LINE_MIXER2,
518 	WM8400_RLOPGARON_SHIFT, 1, 0),
519 SOC_DAPM_SINGLE("RONMIX Inverted ROP Switch", WM8400_LINE_MIXER2,
520 	WM8400_ROPRON_SHIFT, 1, 0),
521 };
522 
523 /* ROPMIX */
524 static const struct snd_kcontrol_new wm8400_dapm_ropmix_controls[] = {
525 SOC_DAPM_SINGLE("ROPMIX Left Mic Bypass Switch", WM8400_LINE_MIXER2,
526 	WM8400_RL12ROP_SHIFT, 1, 0),
527 SOC_DAPM_SINGLE("ROPMIX Right Mic Bypass Switch", WM8400_LINE_MIXER2,
528 	WM8400_RR12ROP_SHIFT, 1, 0),
529 SOC_DAPM_SINGLE("ROPMIX Right Mixer PGA Switch", WM8400_LINE_MIXER2,
530 	WM8400_RROPGAROP_SHIFT, 1, 0),
531 };
532 
533 /* OUT3MIX */
534 static const struct snd_kcontrol_new wm8400_dapm_out3mix_controls[] = {
535 SOC_DAPM_SINGLE("OUT3MIX LIN4/RXP Bypass Switch", WM8400_OUT3_4_MIXER,
536 	WM8400_LI4O3_SHIFT, 1, 0),
537 SOC_DAPM_SINGLE("OUT3MIX Left Out PGA Switch", WM8400_OUT3_4_MIXER,
538 	WM8400_LPGAO3_SHIFT, 1, 0),
539 };
540 
541 /* OUT4MIX */
542 static const struct snd_kcontrol_new wm8400_dapm_out4mix_controls[] = {
543 SOC_DAPM_SINGLE("OUT4MIX Right Out PGA Switch", WM8400_OUT3_4_MIXER,
544 	WM8400_RPGAO4_SHIFT, 1, 0),
545 SOC_DAPM_SINGLE("OUT4MIX RIN4/RXP Bypass Switch", WM8400_OUT3_4_MIXER,
546 	WM8400_RI4O4_SHIFT, 1, 0),
547 };
548 
549 /* SPKMIX */
550 static const struct snd_kcontrol_new wm8400_dapm_spkmix_controls[] = {
551 SOC_DAPM_SINGLE("SPKMIX LIN2 Bypass Switch", WM8400_SPEAKER_MIXER,
552 	WM8400_LI2SPK_SHIFT, 1, 0),
553 SOC_DAPM_SINGLE("SPKMIX LADC Bypass Switch", WM8400_SPEAKER_MIXER,
554 	WM8400_LB2SPK_SHIFT, 1, 0),
555 SOC_DAPM_SINGLE("SPKMIX Left Mixer PGA Switch", WM8400_SPEAKER_MIXER,
556 	WM8400_LOPGASPK_SHIFT, 1, 0),
557 SOC_DAPM_SINGLE("SPKMIX Left DAC Switch", WM8400_SPEAKER_MIXER,
558 	WM8400_LDSPK_SHIFT, 1, 0),
559 SOC_DAPM_SINGLE("SPKMIX Right DAC Switch", WM8400_SPEAKER_MIXER,
560 	WM8400_RDSPK_SHIFT, 1, 0),
561 SOC_DAPM_SINGLE("SPKMIX Right Mixer PGA Switch", WM8400_SPEAKER_MIXER,
562 	WM8400_ROPGASPK_SHIFT, 1, 0),
563 SOC_DAPM_SINGLE("SPKMIX RADC Bypass Switch", WM8400_SPEAKER_MIXER,
564 	WM8400_RL12ROP_SHIFT, 1, 0),
565 SOC_DAPM_SINGLE("SPKMIX RIN2 Bypass Switch", WM8400_SPEAKER_MIXER,
566 	WM8400_RI2SPK_SHIFT, 1, 0),
567 };
568 
569 static const struct snd_soc_dapm_widget wm8400_dapm_widgets[] = {
570 /* Input Side */
571 /* Input Lines */
572 SND_SOC_DAPM_INPUT("LIN1"),
573 SND_SOC_DAPM_INPUT("LIN2"),
574 SND_SOC_DAPM_INPUT("LIN3"),
575 SND_SOC_DAPM_INPUT("LIN4/RXN"),
576 SND_SOC_DAPM_INPUT("RIN3"),
577 SND_SOC_DAPM_INPUT("RIN4/RXP"),
578 SND_SOC_DAPM_INPUT("RIN1"),
579 SND_SOC_DAPM_INPUT("RIN2"),
580 SND_SOC_DAPM_INPUT("Internal ADC Source"),
581 
582 /* DACs */
583 SND_SOC_DAPM_ADC("Left ADC", "Left Capture", WM8400_POWER_MANAGEMENT_2,
584 	WM8400_ADCL_ENA_SHIFT, 0),
585 SND_SOC_DAPM_ADC("Right ADC", "Right Capture", WM8400_POWER_MANAGEMENT_2,
586 	WM8400_ADCR_ENA_SHIFT, 0),
587 
588 /* Input PGAs */
589 SND_SOC_DAPM_MIXER("LIN12 PGA", WM8400_POWER_MANAGEMENT_2,
590 		   WM8400_LIN12_ENA_SHIFT,
591 		   0, &wm8400_dapm_lin12_pga_controls[0],
592 		   ARRAY_SIZE(wm8400_dapm_lin12_pga_controls)),
593 SND_SOC_DAPM_MIXER("LIN34 PGA", WM8400_POWER_MANAGEMENT_2,
594 		   WM8400_LIN34_ENA_SHIFT,
595 		   0, &wm8400_dapm_lin34_pga_controls[0],
596 		   ARRAY_SIZE(wm8400_dapm_lin34_pga_controls)),
597 SND_SOC_DAPM_MIXER("RIN12 PGA", WM8400_POWER_MANAGEMENT_2,
598 		   WM8400_RIN12_ENA_SHIFT,
599 		   0, &wm8400_dapm_rin12_pga_controls[0],
600 		   ARRAY_SIZE(wm8400_dapm_rin12_pga_controls)),
601 SND_SOC_DAPM_MIXER("RIN34 PGA", WM8400_POWER_MANAGEMENT_2,
602 		   WM8400_RIN34_ENA_SHIFT,
603 		   0, &wm8400_dapm_rin34_pga_controls[0],
604 		   ARRAY_SIZE(wm8400_dapm_rin34_pga_controls)),
605 
606 SND_SOC_DAPM_SUPPLY("INL", WM8400_POWER_MANAGEMENT_2, WM8400_AINL_ENA_SHIFT,
607 		    0, NULL, 0),
608 SND_SOC_DAPM_SUPPLY("INR", WM8400_POWER_MANAGEMENT_2, WM8400_AINR_ENA_SHIFT,
609 		    0, NULL, 0),
610 
611 /* INMIXL */
612 SND_SOC_DAPM_MIXER("INMIXL", SND_SOC_NOPM, 0, 0,
613 	&wm8400_dapm_inmixl_controls[0],
614 	ARRAY_SIZE(wm8400_dapm_inmixl_controls)),
615 
616 /* AINLMUX */
617 SND_SOC_DAPM_MUX("AILNMUX", SND_SOC_NOPM, 0, 0, &wm8400_dapm_ainlmux_controls),
618 
619 /* INMIXR */
620 SND_SOC_DAPM_MIXER("INMIXR", SND_SOC_NOPM, 0, 0,
621 	&wm8400_dapm_inmixr_controls[0],
622 	ARRAY_SIZE(wm8400_dapm_inmixr_controls)),
623 
624 /* AINRMUX */
625 SND_SOC_DAPM_MUX("AIRNMUX", SND_SOC_NOPM, 0, 0, &wm8400_dapm_ainrmux_controls),
626 
627 /* Output Side */
628 /* DACs */
629 SND_SOC_DAPM_DAC("Left DAC", "Left Playback", WM8400_POWER_MANAGEMENT_3,
630 	WM8400_DACL_ENA_SHIFT, 0),
631 SND_SOC_DAPM_DAC("Right DAC", "Right Playback", WM8400_POWER_MANAGEMENT_3,
632 	WM8400_DACR_ENA_SHIFT, 0),
633 
634 /* LOMIX */
635 SND_SOC_DAPM_MIXER_E("LOMIX", WM8400_POWER_MANAGEMENT_3,
636 		     WM8400_LOMIX_ENA_SHIFT,
637 		     0, &wm8400_dapm_lomix_controls[0],
638 		     ARRAY_SIZE(wm8400_dapm_lomix_controls),
639 		     outmixer_event, SND_SOC_DAPM_PRE_REG),
640 
641 /* LONMIX */
642 SND_SOC_DAPM_MIXER("LONMIX", WM8400_POWER_MANAGEMENT_3, WM8400_LON_ENA_SHIFT,
643 		   0, &wm8400_dapm_lonmix_controls[0],
644 		   ARRAY_SIZE(wm8400_dapm_lonmix_controls)),
645 
646 /* LOPMIX */
647 SND_SOC_DAPM_MIXER("LOPMIX", WM8400_POWER_MANAGEMENT_3, WM8400_LOP_ENA_SHIFT,
648 		   0, &wm8400_dapm_lopmix_controls[0],
649 		   ARRAY_SIZE(wm8400_dapm_lopmix_controls)),
650 
651 /* OUT3MIX */
652 SND_SOC_DAPM_MIXER("OUT3MIX", WM8400_POWER_MANAGEMENT_1, WM8400_OUT3_ENA_SHIFT,
653 		   0, &wm8400_dapm_out3mix_controls[0],
654 		   ARRAY_SIZE(wm8400_dapm_out3mix_controls)),
655 
656 /* SPKMIX */
657 SND_SOC_DAPM_MIXER_E("SPKMIX", WM8400_POWER_MANAGEMENT_1, WM8400_SPK_ENA_SHIFT,
658 		     0, &wm8400_dapm_spkmix_controls[0],
659 		     ARRAY_SIZE(wm8400_dapm_spkmix_controls), outmixer_event,
660 		     SND_SOC_DAPM_PRE_REG),
661 
662 /* OUT4MIX */
663 SND_SOC_DAPM_MIXER("OUT4MIX", WM8400_POWER_MANAGEMENT_1, WM8400_OUT4_ENA_SHIFT,
664 	0, &wm8400_dapm_out4mix_controls[0],
665 	ARRAY_SIZE(wm8400_dapm_out4mix_controls)),
666 
667 /* ROPMIX */
668 SND_SOC_DAPM_MIXER("ROPMIX", WM8400_POWER_MANAGEMENT_3, WM8400_ROP_ENA_SHIFT,
669 		   0, &wm8400_dapm_ropmix_controls[0],
670 		   ARRAY_SIZE(wm8400_dapm_ropmix_controls)),
671 
672 /* RONMIX */
673 SND_SOC_DAPM_MIXER("RONMIX", WM8400_POWER_MANAGEMENT_3, WM8400_RON_ENA_SHIFT,
674 		   0, &wm8400_dapm_ronmix_controls[0],
675 		   ARRAY_SIZE(wm8400_dapm_ronmix_controls)),
676 
677 /* ROMIX */
678 SND_SOC_DAPM_MIXER_E("ROMIX", WM8400_POWER_MANAGEMENT_3,
679 		     WM8400_ROMIX_ENA_SHIFT,
680 		     0, &wm8400_dapm_romix_controls[0],
681 		     ARRAY_SIZE(wm8400_dapm_romix_controls),
682 		     outmixer_event, SND_SOC_DAPM_PRE_REG),
683 
684 /* LOUT PGA */
685 SND_SOC_DAPM_PGA("LOUT PGA", WM8400_POWER_MANAGEMENT_1, WM8400_LOUT_ENA_SHIFT,
686 		 0, NULL, 0),
687 
688 /* ROUT PGA */
689 SND_SOC_DAPM_PGA("ROUT PGA", WM8400_POWER_MANAGEMENT_1, WM8400_ROUT_ENA_SHIFT,
690 		 0, NULL, 0),
691 
692 /* LOPGA */
693 SND_SOC_DAPM_PGA("LOPGA", WM8400_POWER_MANAGEMENT_3, WM8400_LOPGA_ENA_SHIFT, 0,
694 	NULL, 0),
695 
696 /* ROPGA */
697 SND_SOC_DAPM_PGA("ROPGA", WM8400_POWER_MANAGEMENT_3, WM8400_ROPGA_ENA_SHIFT, 0,
698 	NULL, 0),
699 
700 /* MICBIAS */
701 SND_SOC_DAPM_SUPPLY("MICBIAS", WM8400_POWER_MANAGEMENT_1,
702 		    WM8400_MIC1BIAS_ENA_SHIFT, 0, NULL, 0),
703 
704 SND_SOC_DAPM_OUTPUT("LON"),
705 SND_SOC_DAPM_OUTPUT("LOP"),
706 SND_SOC_DAPM_OUTPUT("OUT3"),
707 SND_SOC_DAPM_OUTPUT("LOUT"),
708 SND_SOC_DAPM_OUTPUT("SPKN"),
709 SND_SOC_DAPM_OUTPUT("SPKP"),
710 SND_SOC_DAPM_OUTPUT("ROUT"),
711 SND_SOC_DAPM_OUTPUT("OUT4"),
712 SND_SOC_DAPM_OUTPUT("ROP"),
713 SND_SOC_DAPM_OUTPUT("RON"),
714 
715 SND_SOC_DAPM_OUTPUT("Internal DAC Sink"),
716 };
717 
718 static const struct snd_soc_dapm_route wm8400_dapm_routes[] = {
719 	/* Make DACs turn on when playing even if not mixed into any outputs */
720 	{"Internal DAC Sink", NULL, "Left DAC"},
721 	{"Internal DAC Sink", NULL, "Right DAC"},
722 
723 	/* Make ADCs turn on when recording
724 	 * even if not mixed from any inputs */
725 	{"Left ADC", NULL, "Internal ADC Source"},
726 	{"Right ADC", NULL, "Internal ADC Source"},
727 
728 	/* Input Side */
729 	/* LIN12 PGA */
730 	{"LIN12 PGA", "LIN1 Switch", "LIN1"},
731 	{"LIN12 PGA", "LIN2 Switch", "LIN2"},
732 	/* LIN34 PGA */
733 	{"LIN34 PGA", "LIN3 Switch", "LIN3"},
734 	{"LIN34 PGA", "LIN4 Switch", "LIN4/RXN"},
735 	/* INMIXL */
736 	{"INMIXL", NULL, "INL"},
737 	{"INMIXL", "Record Left Volume", "LOMIX"},
738 	{"INMIXL", "LIN2 Volume", "LIN2"},
739 	{"INMIXL", "LINPGA12 Switch", "LIN12 PGA"},
740 	{"INMIXL", "LINPGA34 Switch", "LIN34 PGA"},
741 	/* AILNMUX */
742 	{"AILNMUX", NULL, "INL"},
743 	{"AILNMUX", "INMIXL Mix", "INMIXL"},
744 	{"AILNMUX", "DIFFINL Mix", "LIN12 PGA"},
745 	{"AILNMUX", "DIFFINL Mix", "LIN34 PGA"},
746 	{"AILNMUX", "RXVOICE Mix", "LIN4/RXN"},
747 	{"AILNMUX", "RXVOICE Mix", "RIN4/RXP"},
748 	/* ADC */
749 	{"Left ADC", NULL, "AILNMUX"},
750 
751 	/* RIN12 PGA */
752 	{"RIN12 PGA", "RIN1 Switch", "RIN1"},
753 	{"RIN12 PGA", "RIN2 Switch", "RIN2"},
754 	/* RIN34 PGA */
755 	{"RIN34 PGA", "RIN3 Switch", "RIN3"},
756 	{"RIN34 PGA", "RIN4 Switch", "RIN4/RXP"},
757 	/* INMIXR */
758 	{"INMIXR", NULL, "INR"},
759 	{"INMIXR", "Record Right Volume", "ROMIX"},
760 	{"INMIXR", "RIN2 Volume", "RIN2"},
761 	{"INMIXR", "RINPGA12 Switch", "RIN12 PGA"},
762 	{"INMIXR", "RINPGA34 Switch", "RIN34 PGA"},
763 	/* AIRNMUX */
764 	{"AIRNMUX", NULL, "INR"},
765 	{"AIRNMUX", "INMIXR Mix", "INMIXR"},
766 	{"AIRNMUX", "DIFFINR Mix", "RIN12 PGA"},
767 	{"AIRNMUX", "DIFFINR Mix", "RIN34 PGA"},
768 	{"AIRNMUX", "RXVOICE Mix", "LIN4/RXN"},
769 	{"AIRNMUX", "RXVOICE Mix", "RIN4/RXP"},
770 	/* ADC */
771 	{"Right ADC", NULL, "AIRNMUX"},
772 
773 	/* LOMIX */
774 	{"LOMIX", "LOMIX RIN3 Bypass Switch", "RIN3"},
775 	{"LOMIX", "LOMIX LIN3 Bypass Switch", "LIN3"},
776 	{"LOMIX", "LOMIX LIN12 PGA Bypass Switch", "LIN12 PGA"},
777 	{"LOMIX", "LOMIX RIN12 PGA Bypass Switch", "RIN12 PGA"},
778 	{"LOMIX", "LOMIX Right ADC Bypass Switch", "AIRNMUX"},
779 	{"LOMIX", "LOMIX Left ADC Bypass Switch", "AILNMUX"},
780 	{"LOMIX", "LOMIX Left DAC Switch", "Left DAC"},
781 
782 	/* ROMIX */
783 	{"ROMIX", "ROMIX RIN3 Bypass Switch", "RIN3"},
784 	{"ROMIX", "ROMIX LIN3 Bypass Switch", "LIN3"},
785 	{"ROMIX", "ROMIX LIN12 PGA Bypass Switch", "LIN12 PGA"},
786 	{"ROMIX", "ROMIX RIN12 PGA Bypass Switch", "RIN12 PGA"},
787 	{"ROMIX", "ROMIX Right ADC Bypass Switch", "AIRNMUX"},
788 	{"ROMIX", "ROMIX Left ADC Bypass Switch", "AILNMUX"},
789 	{"ROMIX", "ROMIX Right DAC Switch", "Right DAC"},
790 
791 	/* SPKMIX */
792 	{"SPKMIX", "SPKMIX LIN2 Bypass Switch", "LIN2"},
793 	{"SPKMIX", "SPKMIX RIN2 Bypass Switch", "RIN2"},
794 	{"SPKMIX", "SPKMIX LADC Bypass Switch", "AILNMUX"},
795 	{"SPKMIX", "SPKMIX RADC Bypass Switch", "AIRNMUX"},
796 	{"SPKMIX", "SPKMIX Left Mixer PGA Switch", "LOPGA"},
797 	{"SPKMIX", "SPKMIX Right Mixer PGA Switch", "ROPGA"},
798 	{"SPKMIX", "SPKMIX Right DAC Switch", "Right DAC"},
799 	{"SPKMIX", "SPKMIX Left DAC Switch", "Right DAC"},
800 
801 	/* LONMIX */
802 	{"LONMIX", "LONMIX Left Mixer PGA Switch", "LOPGA"},
803 	{"LONMIX", "LONMIX Right Mixer PGA Switch", "ROPGA"},
804 	{"LONMIX", "LONMIX Inverted LOP Switch", "LOPMIX"},
805 
806 	/* LOPMIX */
807 	{"LOPMIX", "LOPMIX Right Mic Bypass Switch", "RIN12 PGA"},
808 	{"LOPMIX", "LOPMIX Left Mic Bypass Switch", "LIN12 PGA"},
809 	{"LOPMIX", "LOPMIX Left Mixer PGA Switch", "LOPGA"},
810 
811 	/* OUT3MIX */
812 	{"OUT3MIX", "OUT3MIX LIN4/RXP Bypass Switch", "LIN4/RXN"},
813 	{"OUT3MIX", "OUT3MIX Left Out PGA Switch", "LOPGA"},
814 
815 	/* OUT4MIX */
816 	{"OUT4MIX", "OUT4MIX Right Out PGA Switch", "ROPGA"},
817 	{"OUT4MIX", "OUT4MIX RIN4/RXP Bypass Switch", "RIN4/RXP"},
818 
819 	/* RONMIX */
820 	{"RONMIX", "RONMIX Right Mixer PGA Switch", "ROPGA"},
821 	{"RONMIX", "RONMIX Left Mixer PGA Switch", "LOPGA"},
822 	{"RONMIX", "RONMIX Inverted ROP Switch", "ROPMIX"},
823 
824 	/* ROPMIX */
825 	{"ROPMIX", "ROPMIX Left Mic Bypass Switch", "LIN12 PGA"},
826 	{"ROPMIX", "ROPMIX Right Mic Bypass Switch", "RIN12 PGA"},
827 	{"ROPMIX", "ROPMIX Right Mixer PGA Switch", "ROPGA"},
828 
829 	/* Out Mixer PGAs */
830 	{"LOPGA", NULL, "LOMIX"},
831 	{"ROPGA", NULL, "ROMIX"},
832 
833 	{"LOUT PGA", NULL, "LOMIX"},
834 	{"ROUT PGA", NULL, "ROMIX"},
835 
836 	/* Output Pins */
837 	{"LON", NULL, "LONMIX"},
838 	{"LOP", NULL, "LOPMIX"},
839 	{"OUT3", NULL, "OUT3MIX"},
840 	{"LOUT", NULL, "LOUT PGA"},
841 	{"SPKN", NULL, "SPKMIX"},
842 	{"ROUT", NULL, "ROUT PGA"},
843 	{"OUT4", NULL, "OUT4MIX"},
844 	{"ROP", NULL, "ROPMIX"},
845 	{"RON", NULL, "RONMIX"},
846 };
847 
848 /*
849  * Clock after FLL and dividers
850  */
851 static int wm8400_set_dai_sysclk(struct snd_soc_dai *codec_dai,
852 		int clk_id, unsigned int freq, int dir)
853 {
854 	struct snd_soc_codec *codec = codec_dai->codec;
855 	struct wm8400_priv *wm8400 = snd_soc_codec_get_drvdata(codec);
856 
857 	wm8400->sysclk = freq;
858 	return 0;
859 }
860 
861 struct fll_factors {
862 	u16 n;
863 	u16 k;
864 	u16 outdiv;
865 	u16 fratio;
866 	u16 freq_ref;
867 };
868 
869 #define FIXED_FLL_SIZE ((1 << 16) * 10)
870 
871 static int fll_factors(struct wm8400_priv *wm8400, struct fll_factors *factors,
872 		       unsigned int Fref, unsigned int Fout)
873 {
874 	u64 Kpart;
875 	unsigned int K, Nmod, target;
876 
877 	factors->outdiv = 2;
878 	while (Fout * factors->outdiv <  90000000 ||
879 	       Fout * factors->outdiv > 100000000) {
880 		factors->outdiv *= 2;
881 		if (factors->outdiv > 32) {
882 			dev_err(wm8400->wm8400->dev,
883 				"Unsupported FLL output frequency %uHz\n",
884 				Fout);
885 			return -EINVAL;
886 		}
887 	}
888 	target = Fout * factors->outdiv;
889 	factors->outdiv = factors->outdiv >> 2;
890 
891 	if (Fref < 48000)
892 		factors->freq_ref = 1;
893 	else
894 		factors->freq_ref = 0;
895 
896 	if (Fref < 1000000)
897 		factors->fratio = 9;
898 	else
899 		factors->fratio = 0;
900 
901 	/* Ensure we have a fractional part */
902 	do {
903 		if (Fref < 1000000)
904 			factors->fratio--;
905 		else
906 			factors->fratio++;
907 
908 		if (factors->fratio < 1 || factors->fratio > 8) {
909 			dev_err(wm8400->wm8400->dev,
910 				"Unable to calculate FRATIO\n");
911 			return -EINVAL;
912 		}
913 
914 		factors->n = target / (Fref * factors->fratio);
915 		Nmod = target % (Fref * factors->fratio);
916 	} while (Nmod == 0);
917 
918 	/* Calculate fractional part - scale up so we can round. */
919 	Kpart = FIXED_FLL_SIZE * (long long)Nmod;
920 
921 	do_div(Kpart, (Fref * factors->fratio));
922 
923 	K = Kpart & 0xFFFFFFFF;
924 
925 	if ((K % 10) >= 5)
926 		K += 5;
927 
928 	/* Move down to proper range now rounding is done */
929 	factors->k = K / 10;
930 
931 	dev_dbg(wm8400->wm8400->dev,
932 		"FLL: Fref=%u Fout=%u N=%x K=%x, FRATIO=%x OUTDIV=%x\n",
933 		Fref, Fout,
934 		factors->n, factors->k, factors->fratio, factors->outdiv);
935 
936 	return 0;
937 }
938 
939 static int wm8400_set_dai_pll(struct snd_soc_dai *codec_dai, int pll_id,
940 			      int source, unsigned int freq_in,
941 			      unsigned int freq_out)
942 {
943 	struct snd_soc_codec *codec = codec_dai->codec;
944 	struct wm8400_priv *wm8400 = snd_soc_codec_get_drvdata(codec);
945 	struct fll_factors factors;
946 	int ret;
947 	u16 reg;
948 
949 	if (freq_in == wm8400->fll_in && freq_out == wm8400->fll_out)
950 		return 0;
951 
952 	if (freq_out) {
953 		ret = fll_factors(wm8400, &factors, freq_in, freq_out);
954 		if (ret != 0)
955 			return ret;
956 	} else {
957 		/* Bodge GCC 4.4.0 uninitialised variable warning - it
958 		 * doesn't seem capable of working out that we exit if
959 		 * freq_out is 0 before any of the uses. */
960 		memset(&factors, 0, sizeof(factors));
961 	}
962 
963 	wm8400->fll_out = freq_out;
964 	wm8400->fll_in = freq_in;
965 
966 	/* We *must* disable the FLL before any changes */
967 	reg = snd_soc_read(codec, WM8400_POWER_MANAGEMENT_2);
968 	reg &= ~WM8400_FLL_ENA;
969 	snd_soc_write(codec, WM8400_POWER_MANAGEMENT_2, reg);
970 
971 	reg = snd_soc_read(codec, WM8400_FLL_CONTROL_1);
972 	reg &= ~WM8400_FLL_OSC_ENA;
973 	snd_soc_write(codec, WM8400_FLL_CONTROL_1, reg);
974 
975 	if (!freq_out)
976 		return 0;
977 
978 	reg &= ~(WM8400_FLL_REF_FREQ | WM8400_FLL_FRATIO_MASK);
979 	reg |= WM8400_FLL_FRAC | factors.fratio;
980 	reg |= factors.freq_ref << WM8400_FLL_REF_FREQ_SHIFT;
981 	snd_soc_write(codec, WM8400_FLL_CONTROL_1, reg);
982 
983 	snd_soc_write(codec, WM8400_FLL_CONTROL_2, factors.k);
984 	snd_soc_write(codec, WM8400_FLL_CONTROL_3, factors.n);
985 
986 	reg = snd_soc_read(codec, WM8400_FLL_CONTROL_4);
987 	reg &= ~WM8400_FLL_OUTDIV_MASK;
988 	reg |= factors.outdiv;
989 	snd_soc_write(codec, WM8400_FLL_CONTROL_4, reg);
990 
991 	return 0;
992 }
993 
994 /*
995  * Sets ADC and Voice DAC format.
996  */
997 static int wm8400_set_dai_fmt(struct snd_soc_dai *codec_dai,
998 		unsigned int fmt)
999 {
1000 	struct snd_soc_codec *codec = codec_dai->codec;
1001 	u16 audio1, audio3;
1002 
1003 	audio1 = snd_soc_read(codec, WM8400_AUDIO_INTERFACE_1);
1004 	audio3 = snd_soc_read(codec, WM8400_AUDIO_INTERFACE_3);
1005 
1006 	/* set master/slave audio interface */
1007 	switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
1008 	case SND_SOC_DAIFMT_CBS_CFS:
1009 		audio3 &= ~WM8400_AIF_MSTR1;
1010 		break;
1011 	case SND_SOC_DAIFMT_CBM_CFM:
1012 		audio3 |= WM8400_AIF_MSTR1;
1013 		break;
1014 	default:
1015 		return -EINVAL;
1016 	}
1017 
1018 	audio1 &= ~WM8400_AIF_FMT_MASK;
1019 
1020 	/* interface format */
1021 	switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1022 	case SND_SOC_DAIFMT_I2S:
1023 		audio1 |= WM8400_AIF_FMT_I2S;
1024 		audio1 &= ~WM8400_AIF_LRCLK_INV;
1025 		break;
1026 	case SND_SOC_DAIFMT_RIGHT_J:
1027 		audio1 |= WM8400_AIF_FMT_RIGHTJ;
1028 		audio1 &= ~WM8400_AIF_LRCLK_INV;
1029 		break;
1030 	case SND_SOC_DAIFMT_LEFT_J:
1031 		audio1 |= WM8400_AIF_FMT_LEFTJ;
1032 		audio1 &= ~WM8400_AIF_LRCLK_INV;
1033 		break;
1034 	case SND_SOC_DAIFMT_DSP_A:
1035 		audio1 |= WM8400_AIF_FMT_DSP;
1036 		audio1 &= ~WM8400_AIF_LRCLK_INV;
1037 		break;
1038 	case SND_SOC_DAIFMT_DSP_B:
1039 		audio1 |= WM8400_AIF_FMT_DSP | WM8400_AIF_LRCLK_INV;
1040 		break;
1041 	default:
1042 		return -EINVAL;
1043 	}
1044 
1045 	snd_soc_write(codec, WM8400_AUDIO_INTERFACE_1, audio1);
1046 	snd_soc_write(codec, WM8400_AUDIO_INTERFACE_3, audio3);
1047 	return 0;
1048 }
1049 
1050 static int wm8400_set_dai_clkdiv(struct snd_soc_dai *codec_dai,
1051 		int div_id, int div)
1052 {
1053 	struct snd_soc_codec *codec = codec_dai->codec;
1054 	u16 reg;
1055 
1056 	switch (div_id) {
1057 	case WM8400_MCLK_DIV:
1058 		reg = snd_soc_read(codec, WM8400_CLOCKING_2) &
1059 			~WM8400_MCLK_DIV_MASK;
1060 		snd_soc_write(codec, WM8400_CLOCKING_2, reg | div);
1061 		break;
1062 	case WM8400_DACCLK_DIV:
1063 		reg = snd_soc_read(codec, WM8400_CLOCKING_2) &
1064 			~WM8400_DAC_CLKDIV_MASK;
1065 		snd_soc_write(codec, WM8400_CLOCKING_2, reg | div);
1066 		break;
1067 	case WM8400_ADCCLK_DIV:
1068 		reg = snd_soc_read(codec, WM8400_CLOCKING_2) &
1069 			~WM8400_ADC_CLKDIV_MASK;
1070 		snd_soc_write(codec, WM8400_CLOCKING_2, reg | div);
1071 		break;
1072 	case WM8400_BCLK_DIV:
1073 		reg = snd_soc_read(codec, WM8400_CLOCKING_1) &
1074 			~WM8400_BCLK_DIV_MASK;
1075 		snd_soc_write(codec, WM8400_CLOCKING_1, reg | div);
1076 		break;
1077 	default:
1078 		return -EINVAL;
1079 	}
1080 
1081 	return 0;
1082 }
1083 
1084 /*
1085  * Set PCM DAI bit size and sample rate.
1086  */
1087 static int wm8400_hw_params(struct snd_pcm_substream *substream,
1088 	struct snd_pcm_hw_params *params,
1089 	struct snd_soc_dai *dai)
1090 {
1091 	struct snd_soc_codec *codec = dai->codec;
1092 	u16 audio1 = snd_soc_read(codec, WM8400_AUDIO_INTERFACE_1);
1093 
1094 	audio1 &= ~WM8400_AIF_WL_MASK;
1095 	/* bit size */
1096 	switch (params_width(params)) {
1097 	case 16:
1098 		break;
1099 	case 20:
1100 		audio1 |= WM8400_AIF_WL_20BITS;
1101 		break;
1102 	case 24:
1103 		audio1 |= WM8400_AIF_WL_24BITS;
1104 		break;
1105 	case 32:
1106 		audio1 |= WM8400_AIF_WL_32BITS;
1107 		break;
1108 	}
1109 
1110 	snd_soc_write(codec, WM8400_AUDIO_INTERFACE_1, audio1);
1111 	return 0;
1112 }
1113 
1114 static int wm8400_mute(struct snd_soc_dai *dai, int mute)
1115 {
1116 	struct snd_soc_codec *codec = dai->codec;
1117 	u16 val = snd_soc_read(codec, WM8400_DAC_CTRL) & ~WM8400_DAC_MUTE;
1118 
1119 	if (mute)
1120 		snd_soc_write(codec, WM8400_DAC_CTRL, val | WM8400_DAC_MUTE);
1121 	else
1122 		snd_soc_write(codec, WM8400_DAC_CTRL, val);
1123 
1124 	return 0;
1125 }
1126 
1127 /* TODO: set bias for best performance at standby */
1128 static int wm8400_set_bias_level(struct snd_soc_codec *codec,
1129 				 enum snd_soc_bias_level level)
1130 {
1131 	struct wm8400_priv *wm8400 = snd_soc_codec_get_drvdata(codec);
1132 	u16 val;
1133 	int ret;
1134 
1135 	switch (level) {
1136 	case SND_SOC_BIAS_ON:
1137 		break;
1138 
1139 	case SND_SOC_BIAS_PREPARE:
1140 		/* VMID=2*50k */
1141 		val = snd_soc_read(codec, WM8400_POWER_MANAGEMENT_1) &
1142 			~WM8400_VMID_MODE_MASK;
1143 		snd_soc_write(codec, WM8400_POWER_MANAGEMENT_1, val | 0x2);
1144 		break;
1145 
1146 	case SND_SOC_BIAS_STANDBY:
1147 		if (codec->dapm.bias_level == SND_SOC_BIAS_OFF) {
1148 			ret = regulator_bulk_enable(ARRAY_SIZE(power),
1149 						    &power[0]);
1150 			if (ret != 0) {
1151 				dev_err(wm8400->wm8400->dev,
1152 					"Failed to enable regulators: %d\n",
1153 					ret);
1154 				return ret;
1155 			}
1156 
1157 			snd_soc_write(codec, WM8400_POWER_MANAGEMENT_1,
1158 				     WM8400_CODEC_ENA | WM8400_SYSCLK_ENA);
1159 
1160 			/* Enable POBCTRL, SOFT_ST, VMIDTOG and BUFDCOPEN */
1161 			snd_soc_write(codec, WM8400_ANTIPOP2, WM8400_SOFTST |
1162 				     WM8400_BUFDCOPEN | WM8400_POBCTRL);
1163 
1164 			msleep(50);
1165 
1166 			/* Enable VREF & VMID at 2x50k */
1167 			val = snd_soc_read(codec, WM8400_POWER_MANAGEMENT_1);
1168 			val |= 0x2 | WM8400_VREF_ENA;
1169 			snd_soc_write(codec, WM8400_POWER_MANAGEMENT_1, val);
1170 
1171 			/* Enable BUFIOEN */
1172 			snd_soc_write(codec, WM8400_ANTIPOP2, WM8400_SOFTST |
1173 				     WM8400_BUFDCOPEN | WM8400_POBCTRL |
1174 				     WM8400_BUFIOEN);
1175 
1176 			/* disable POBCTRL, SOFT_ST and BUFDCOPEN */
1177 			snd_soc_write(codec, WM8400_ANTIPOP2, WM8400_BUFIOEN);
1178 		}
1179 
1180 		/* VMID=2*300k */
1181 		val = snd_soc_read(codec, WM8400_POWER_MANAGEMENT_1) &
1182 			~WM8400_VMID_MODE_MASK;
1183 		snd_soc_write(codec, WM8400_POWER_MANAGEMENT_1, val | 0x4);
1184 		break;
1185 
1186 	case SND_SOC_BIAS_OFF:
1187 		/* Enable POBCTRL and SOFT_ST */
1188 		snd_soc_write(codec, WM8400_ANTIPOP2, WM8400_SOFTST |
1189 			WM8400_POBCTRL | WM8400_BUFIOEN);
1190 
1191 		/* Enable POBCTRL, SOFT_ST and BUFDCOPEN */
1192 		snd_soc_write(codec, WM8400_ANTIPOP2, WM8400_SOFTST |
1193 			WM8400_BUFDCOPEN | WM8400_POBCTRL |
1194 			WM8400_BUFIOEN);
1195 
1196 		/* mute DAC */
1197 		val = snd_soc_read(codec, WM8400_DAC_CTRL);
1198 		snd_soc_write(codec, WM8400_DAC_CTRL, val | WM8400_DAC_MUTE);
1199 
1200 		/* Enable any disabled outputs */
1201 		val = snd_soc_read(codec, WM8400_POWER_MANAGEMENT_1);
1202 		val |= WM8400_SPK_ENA | WM8400_OUT3_ENA |
1203 			WM8400_OUT4_ENA | WM8400_LOUT_ENA |
1204 			WM8400_ROUT_ENA;
1205 		snd_soc_write(codec, WM8400_POWER_MANAGEMENT_1, val);
1206 
1207 		/* Disable VMID */
1208 		val &= ~WM8400_VMID_MODE_MASK;
1209 		snd_soc_write(codec, WM8400_POWER_MANAGEMENT_1, val);
1210 
1211 		msleep(300);
1212 
1213 		/* Enable all output discharge bits */
1214 		snd_soc_write(codec, WM8400_ANTIPOP1, WM8400_DIS_LLINE |
1215 			WM8400_DIS_RLINE | WM8400_DIS_OUT3 |
1216 			WM8400_DIS_OUT4 | WM8400_DIS_LOUT |
1217 			WM8400_DIS_ROUT);
1218 
1219 		/* Disable VREF */
1220 		val &= ~WM8400_VREF_ENA;
1221 		snd_soc_write(codec, WM8400_POWER_MANAGEMENT_1, val);
1222 
1223 		/* disable POBCTRL, SOFT_ST and BUFDCOPEN */
1224 		snd_soc_write(codec, WM8400_ANTIPOP2, 0x0);
1225 
1226 		ret = regulator_bulk_disable(ARRAY_SIZE(power),
1227 					     &power[0]);
1228 		if (ret != 0)
1229 			return ret;
1230 
1231 		break;
1232 	}
1233 
1234 	codec->dapm.bias_level = level;
1235 	return 0;
1236 }
1237 
1238 #define WM8400_RATES SNDRV_PCM_RATE_8000_96000
1239 
1240 #define WM8400_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\
1241 	SNDRV_PCM_FMTBIT_S24_LE)
1242 
1243 static const struct snd_soc_dai_ops wm8400_dai_ops = {
1244 	.hw_params = wm8400_hw_params,
1245 	.digital_mute = wm8400_mute,
1246 	.set_fmt = wm8400_set_dai_fmt,
1247 	.set_clkdiv = wm8400_set_dai_clkdiv,
1248 	.set_sysclk = wm8400_set_dai_sysclk,
1249 	.set_pll = wm8400_set_dai_pll,
1250 };
1251 
1252 /*
1253  * The WM8400 supports 2 different and mutually exclusive DAI
1254  * configurations.
1255  *
1256  * 1. ADC/DAC on Primary Interface
1257  * 2. ADC on Primary Interface/DAC on secondary
1258  */
1259 static struct snd_soc_dai_driver wm8400_dai = {
1260 /* ADC/DAC on primary */
1261 	.name = "wm8400-hifi",
1262 	.playback = {
1263 		.stream_name = "Playback",
1264 		.channels_min = 1,
1265 		.channels_max = 2,
1266 		.rates = WM8400_RATES,
1267 		.formats = WM8400_FORMATS,
1268 	},
1269 	.capture = {
1270 		.stream_name = "Capture",
1271 		.channels_min = 1,
1272 		.channels_max = 2,
1273 		.rates = WM8400_RATES,
1274 		.formats = WM8400_FORMATS,
1275 	},
1276 	.ops = &wm8400_dai_ops,
1277 };
1278 
1279 static int wm8400_codec_probe(struct snd_soc_codec *codec)
1280 {
1281 	struct wm8400 *wm8400 = dev_get_platdata(codec->dev);
1282 	struct wm8400_priv *priv;
1283 	int ret;
1284 	u16 reg;
1285 
1286 	priv = devm_kzalloc(codec->dev, sizeof(struct wm8400_priv),
1287 			    GFP_KERNEL);
1288 	if (priv == NULL)
1289 		return -ENOMEM;
1290 
1291 	snd_soc_codec_set_drvdata(codec, priv);
1292 	priv->wm8400 = wm8400;
1293 
1294 	ret = devm_regulator_bulk_get(wm8400->dev,
1295 				 ARRAY_SIZE(power), &power[0]);
1296 	if (ret != 0) {
1297 		dev_err(codec->dev, "Failed to get regulators: %d\n", ret);
1298 		return ret;
1299 	}
1300 
1301 	wm8400_codec_reset(codec);
1302 
1303 	reg = snd_soc_read(codec, WM8400_POWER_MANAGEMENT_1);
1304 	snd_soc_write(codec, WM8400_POWER_MANAGEMENT_1, reg | WM8400_CODEC_ENA);
1305 
1306 	/* Latch volume update bits */
1307 	reg = snd_soc_read(codec, WM8400_LEFT_LINE_INPUT_1_2_VOLUME);
1308 	snd_soc_write(codec, WM8400_LEFT_LINE_INPUT_1_2_VOLUME,
1309 		     reg & WM8400_IPVU);
1310 	reg = snd_soc_read(codec, WM8400_RIGHT_LINE_INPUT_1_2_VOLUME);
1311 	snd_soc_write(codec, WM8400_RIGHT_LINE_INPUT_1_2_VOLUME,
1312 		     reg & WM8400_IPVU);
1313 
1314 	snd_soc_write(codec, WM8400_LEFT_OUTPUT_VOLUME, 0x50 | (1<<8));
1315 	snd_soc_write(codec, WM8400_RIGHT_OUTPUT_VOLUME, 0x50 | (1<<8));
1316 
1317 	return 0;
1318 }
1319 
1320 static int  wm8400_codec_remove(struct snd_soc_codec *codec)
1321 {
1322 	u16 reg;
1323 
1324 	reg = snd_soc_read(codec, WM8400_POWER_MANAGEMENT_1);
1325 	snd_soc_write(codec, WM8400_POWER_MANAGEMENT_1,
1326 		     reg & (~WM8400_CODEC_ENA));
1327 
1328 	return 0;
1329 }
1330 
1331 static struct regmap *wm8400_get_regmap(struct device *dev)
1332 {
1333 	struct wm8400 *wm8400 = dev_get_platdata(dev);
1334 
1335 	return wm8400->regmap;
1336 }
1337 
1338 static struct snd_soc_codec_driver soc_codec_dev_wm8400 = {
1339 	.probe =	wm8400_codec_probe,
1340 	.remove =	wm8400_codec_remove,
1341 	.get_regmap =	wm8400_get_regmap,
1342 	.set_bias_level = wm8400_set_bias_level,
1343 	.suspend_bias_off = true,
1344 
1345 	.controls = wm8400_snd_controls,
1346 	.num_controls = ARRAY_SIZE(wm8400_snd_controls),
1347 	.dapm_widgets = wm8400_dapm_widgets,
1348 	.num_dapm_widgets = ARRAY_SIZE(wm8400_dapm_widgets),
1349 	.dapm_routes = wm8400_dapm_routes,
1350 	.num_dapm_routes = ARRAY_SIZE(wm8400_dapm_routes),
1351 };
1352 
1353 static int wm8400_probe(struct platform_device *pdev)
1354 {
1355 	return snd_soc_register_codec(&pdev->dev, &soc_codec_dev_wm8400,
1356 			&wm8400_dai, 1);
1357 }
1358 
1359 static int wm8400_remove(struct platform_device *pdev)
1360 {
1361 	snd_soc_unregister_codec(&pdev->dev);
1362 	return 0;
1363 }
1364 
1365 static struct platform_driver wm8400_codec_driver = {
1366 	.driver = {
1367 		   .name = "wm8400-codec",
1368 		   },
1369 	.probe = wm8400_probe,
1370 	.remove = wm8400_remove,
1371 };
1372 
1373 module_platform_driver(wm8400_codec_driver);
1374 
1375 MODULE_DESCRIPTION("ASoC WM8400 driver");
1376 MODULE_AUTHOR("Mark Brown");
1377 MODULE_LICENSE("GPL");
1378 MODULE_ALIAS("platform:wm8400-codec");
1379