1 // SPDX-License-Identifier: GPL-2.0-or-later 1
2 /*
3 * wm8990.c -- WM8990 ALSA Soc Audio driver
4 *
5 * Copyright 2008 Wolfson Microelectronics PLC
6 * Author: Liam Girdwood <lrg@slimlogic.co.uk>
7 */
8
9 #include <linux/module.h>
10 #include <linux/moduleparam.h>
11 #include <linux/kernel.h>
12 #include <linux/init.h>
13 #include <linux/delay.h>
14 #include <linux/pm.h>
15 #include <linux/i2c.h>
16 #include <linux/regmap.h>
17 #include <linux/slab.h>
18 #include <sound/core.h>
19 #include <sound/pcm.h>
20 #include <sound/pcm_params.h>
21 #include <sound/soc.h>
22 #include <sound/initval.h>
23 #include <sound/tlv.h>
24 #include <asm/div64.h>
25
26 #include "wm8990.h"
27
28 /* codec private data */
29 struct wm8990_priv {
30 struct regmap *regmap;
31 unsigned int sysclk;
32 unsigned int pcmclk;
33 };
34
35 #define wm8990_reset(c) snd_soc_component_writ
36
37 static const DECLARE_TLV_DB_SCALE(in_pga_tlv,
38
39 static const DECLARE_TLV_DB_SCALE(out_mix_tlv,
40
41 static const DECLARE_TLV_DB_SCALE(out_pga_tlv,
42
43 static const DECLARE_TLV_DB_SCALE(out_dac_tlv,
44
45 static const DECLARE_TLV_DB_SCALE(in_adc_tlv,
46
47 static const DECLARE_TLV_DB_SCALE(out_sidetone
48
49 static int wm899x_outpga_put_volsw_vu(struct s
50 struct snd_ctl_elem_value *ucontrol)
51 {
52 struct snd_soc_component *component =
53 struct soc_mixer_control *mc =
54 (struct soc_mixer_control *)kc
55 int reg = mc->reg;
56 int ret;
57 u16 val;
58
59 ret = snd_soc_put_volsw(kcontrol, ucon
60 if (ret < 0)
61 return ret;
62
63 /* now hit the volume update bits (alw
64 val = snd_soc_component_read(component
65 return snd_soc_component_write(compone
66 }
67
68 #define SOC_WM899X_OUTPGA_SINGLE_R_TLV(xname,
69 tlv_array) \
70 SOC_SINGLE_EXT_TLV(xname, reg, shift,
71 snd_soc_get_volsw, wm899x_outp
72
73
74 static const char *wm8990_digital_sidetone[] =
75 {"None", "Left ADC", "Right ADC", "Res
76
77 static SOC_ENUM_SINGLE_DECL(wm8990_left_digita
78 WM8990_DIGITAL_SID
79 WM8990_ADC_TO_DACL
80 wm8990_digital_sid
81
82 static SOC_ENUM_SINGLE_DECL(wm8990_right_digit
83 WM8990_DIGITAL_SID
84 WM8990_ADC_TO_DACR
85 wm8990_digital_sid
86
87 static const char *wm8990_adcmode[] =
88 {"Hi-fi mode", "Voice mode 1", "Voice
89
90 static SOC_ENUM_SINGLE_DECL(wm8990_right_adcmo
91 WM8990_ADC_CTRL,
92 WM8990_ADC_HPF_CUT
93 wm8990_adcmode);
94
95 static const struct snd_kcontrol_new wm8990_sn
96 /* INMIXL */
97 SOC_SINGLE("LIN12 PGA Boost", WM8990_INPUT_MIX
98 SOC_SINGLE("LIN34 PGA Boost", WM8990_INPUT_MIX
99 /* INMIXR */
100 SOC_SINGLE("RIN12 PGA Boost", WM8990_INPUT_MIX
101 SOC_SINGLE("RIN34 PGA Boost", WM8990_INPUT_MIX
102
103 /* LOMIX */
104 SOC_SINGLE_TLV("LOMIX LIN3 Bypass Volume", WM8
105 WM8990_LLI3LOVOL_SHIFT, WM8990_LLI3LOV
106 SOC_SINGLE_TLV("LOMIX RIN12 PGA Bypass Volume"
107 WM8990_LR12LOVOL_SHIFT, WM8990_LR12LOV
108 SOC_SINGLE_TLV("LOMIX LIN12 PGA Bypass Volume"
109 WM8990_LL12LOVOL_SHIFT, WM8990_LL12LOV
110 SOC_SINGLE_TLV("LOMIX RIN3 Bypass Volume", WM8
111 WM8990_LRI3LOVOL_SHIFT, WM8990_LRI3LOV
112 SOC_SINGLE_TLV("LOMIX AINRMUX Bypass Volume",
113 WM8990_LRBLOVOL_SHIFT, WM8990_LRBLOVOL
114 SOC_SINGLE_TLV("LOMIX AINLMUX Bypass Volume",
115 WM8990_LRBLOVOL_SHIFT, WM8990_LRBLOVOL
116
117 /* ROMIX */
118 SOC_SINGLE_TLV("ROMIX RIN3 Bypass Volume", WM8
119 WM8990_RRI3ROVOL_SHIFT, WM8990_RRI3ROV
120 SOC_SINGLE_TLV("ROMIX LIN12 PGA Bypass Volume"
121 WM8990_RL12ROVOL_SHIFT, WM8990_RL12ROV
122 SOC_SINGLE_TLV("ROMIX RIN12 PGA Bypass Volume"
123 WM8990_RR12ROVOL_SHIFT, WM8990_RR12ROV
124 SOC_SINGLE_TLV("ROMIX LIN3 Bypass Volume", WM8
125 WM8990_RLI3ROVOL_SHIFT, WM8990_RLI3ROV
126 SOC_SINGLE_TLV("ROMIX AINLMUX Bypass Volume",
127 WM8990_RLBROVOL_SHIFT, WM8990_RLBROVOL
128 SOC_SINGLE_TLV("ROMIX AINRMUX Bypass Volume",
129 WM8990_RRBROVOL_SHIFT, WM8990_RRBROVOL
130
131 /* LOUT */
132 SOC_WM899X_OUTPGA_SINGLE_R_TLV("LOUT Volume",
133 WM8990_LOUTVOL_SHIFT, WM8990_LOUTVOL_M
134 SOC_SINGLE("LOUT ZC", WM8990_LEFT_OUTPUT_VOLUM
135
136 /* ROUT */
137 SOC_WM899X_OUTPGA_SINGLE_R_TLV("ROUT Volume",
138 WM8990_ROUTVOL_SHIFT, WM8990_ROUTVOL_M
139 SOC_SINGLE("ROUT ZC", WM8990_RIGHT_OUTPUT_VOLU
140
141 /* LOPGA */
142 SOC_WM899X_OUTPGA_SINGLE_R_TLV("LOPGA Volume",
143 WM8990_LOPGAVOL_SHIFT, WM8990_LOPGAVOL
144 SOC_SINGLE("LOPGA ZC Switch", WM8990_LEFT_OPGA
145 WM8990_LOPGAZC_BIT, 1, 0),
146
147 /* ROPGA */
148 SOC_WM899X_OUTPGA_SINGLE_R_TLV("ROPGA Volume",
149 WM8990_ROPGAVOL_SHIFT, WM8990_ROPGAVOL
150 SOC_SINGLE("ROPGA ZC Switch", WM8990_RIGHT_OPG
151 WM8990_ROPGAZC_BIT, 1, 0),
152
153 SOC_SINGLE("LON Mute Switch", WM8990_LINE_OUTP
154 WM8990_LONMUTE_BIT, 1, 0),
155 SOC_SINGLE("LOP Mute Switch", WM8990_LINE_OUTP
156 WM8990_LOPMUTE_BIT, 1, 0),
157 SOC_SINGLE("LOP Attenuation Switch", WM8990_LI
158 WM8990_LOATTN_BIT, 1, 0),
159 SOC_SINGLE("RON Mute Switch", WM8990_LINE_OUTP
160 WM8990_RONMUTE_BIT, 1, 0),
161 SOC_SINGLE("ROP Mute Switch", WM8990_LINE_OUTP
162 WM8990_ROPMUTE_BIT, 1, 0),
163 SOC_SINGLE("ROP Attenuation Switch", WM8990_LI
164 WM8990_ROATTN_BIT, 1, 0),
165
166 SOC_SINGLE("OUT3 Mute Switch", WM8990_OUT3_4_V
167 WM8990_OUT3MUTE_BIT, 1, 0),
168 SOC_SINGLE("OUT3 Attenuation Switch", WM8990_O
169 WM8990_OUT3ATTN_BIT, 1, 0),
170
171 SOC_SINGLE("OUT4 Mute Switch", WM8990_OUT3_4_V
172 WM8990_OUT4MUTE_BIT, 1, 0),
173 SOC_SINGLE("OUT4 Attenuation Switch", WM8990_O
174 WM8990_OUT4ATTN_BIT, 1, 0),
175
176 SOC_SINGLE("Speaker Mode Switch", WM8990_CLASS
177 WM8990_CDMODE_BIT, 1, 0),
178
179 SOC_SINGLE("Speaker Output Attenuation Volume"
180 WM8990_SPKATTN_SHIFT, WM8990_SPKATTN_M
181 SOC_SINGLE("Speaker DC Boost Volume", WM8990_C
182 WM8990_DCGAIN_SHIFT, WM8990_DCGAIN_MAS
183 SOC_SINGLE("Speaker AC Boost Volume", WM8990_C
184 WM8990_ACGAIN_SHIFT, WM8990_ACGAIN_MAS
185 SOC_SINGLE_TLV("Speaker Volume", WM8990_CLASSD
186 WM8990_SPKVOL_SHIFT, WM8990_SPKVOL_MAS
187 SOC_SINGLE("Speaker ZC Switch", WM8990_CLASSD4
188 WM8990_SPKZC_SHIFT, WM8990_SPKZC_MASK,
189
190 SOC_WM899X_OUTPGA_SINGLE_R_TLV("Left DAC Digit
191 WM8990_LEFT_DAC_DIGITAL_VOLUME,
192 WM8990_DACL_VOL_SHIFT,
193 WM8990_DACL_VOL_MASK,
194 0,
195 out_dac_tlv),
196
197 SOC_WM899X_OUTPGA_SINGLE_R_TLV("Right DAC Digi
198 WM8990_RIGHT_DAC_DIGITAL_VOLUME,
199 WM8990_DACR_VOL_SHIFT,
200 WM8990_DACR_VOL_MASK,
201 0,
202 out_dac_tlv),
203
204 SOC_ENUM("Left Digital Sidetone", wm8990_left_
205 SOC_ENUM("Right Digital Sidetone", wm8990_righ
206
207 SOC_SINGLE_TLV("Left Digital Sidetone Volume",
208 WM8990_ADCL_DAC_SVOL_SHIFT, WM8990_ADC
209 out_sidetone_tlv),
210 SOC_SINGLE_TLV("Right Digital Sidetone Volume"
211 WM8990_ADCR_DAC_SVOL_SHIFT, WM8990_ADC
212 out_sidetone_tlv),
213
214 SOC_SINGLE("ADC Digital High Pass Filter Switc
215 WM8990_ADC_HPF_ENA_BIT, 1, 0),
216
217 SOC_ENUM("ADC HPF Mode", wm8990_right_adcmode_
218
219 SOC_WM899X_OUTPGA_SINGLE_R_TLV("Left ADC Digit
220 WM8990_LEFT_ADC_DIGITAL_VOLUME,
221 WM8990_ADCL_VOL_SHIFT,
222 WM8990_ADCL_VOL_MASK,
223 0,
224 in_adc_tlv),
225
226 SOC_WM899X_OUTPGA_SINGLE_R_TLV("Right ADC Digi
227 WM8990_RIGHT_ADC_DIGITAL_VOLUME,
228 WM8990_ADCR_VOL_SHIFT,
229 WM8990_ADCR_VOL_MASK,
230 0,
231 in_adc_tlv),
232
233 SOC_WM899X_OUTPGA_SINGLE_R_TLV("LIN12 Volume",
234 WM8990_LEFT_LINE_INPUT_1_2_VOLUME,
235 WM8990_LIN12VOL_SHIFT,
236 WM8990_LIN12VOL_MASK,
237 0,
238 in_pga_tlv),
239
240 SOC_SINGLE("LIN12 ZC Switch", WM8990_LEFT_LINE
241 WM8990_LI12ZC_BIT, 1, 0),
242
243 SOC_SINGLE("LIN12 Mute Switch", WM8990_LEFT_LI
244 WM8990_LI12MUTE_BIT, 1, 0),
245
246 SOC_WM899X_OUTPGA_SINGLE_R_TLV("LIN34 Volume",
247 WM8990_LEFT_LINE_INPUT_3_4_VOLUME,
248 WM8990_LIN34VOL_SHIFT,
249 WM8990_LIN34VOL_MASK,
250 0,
251 in_pga_tlv),
252
253 SOC_SINGLE("LIN34 ZC Switch", WM8990_LEFT_LINE
254 WM8990_LI34ZC_BIT, 1, 0),
255
256 SOC_SINGLE("LIN34 Mute Switch", WM8990_LEFT_LI
257 WM8990_LI34MUTE_BIT, 1, 0),
258
259 SOC_WM899X_OUTPGA_SINGLE_R_TLV("RIN12 Volume",
260 WM8990_RIGHT_LINE_INPUT_1_2_VOLUME,
261 WM8990_RIN12VOL_SHIFT,
262 WM8990_RIN12VOL_MASK,
263 0,
264 in_pga_tlv),
265
266 SOC_SINGLE("RIN12 ZC Switch", WM8990_RIGHT_LIN
267 WM8990_RI12ZC_BIT, 1, 0),
268
269 SOC_SINGLE("RIN12 Mute Switch", WM8990_RIGHT_L
270 WM8990_RI12MUTE_BIT, 1, 0),
271
272 SOC_WM899X_OUTPGA_SINGLE_R_TLV("RIN34 Volume",
273 WM8990_RIGHT_LINE_INPUT_3_4_VOLUME,
274 WM8990_RIN34VOL_SHIFT,
275 WM8990_RIN34VOL_MASK,
276 0,
277 in_pga_tlv),
278
279 SOC_SINGLE("RIN34 ZC Switch", WM8990_RIGHT_LIN
280 WM8990_RI34ZC_BIT, 1, 0),
281
282 SOC_SINGLE("RIN34 Mute Switch", WM8990_RIGHT_L
283 WM8990_RI34MUTE_BIT, 1, 0),
284
285 };
286
287 /*
288 * _DAPM_ Controls
289 */
290
291 static int outmixer_event(struct snd_soc_dapm_
292 struct snd_kcontrol *kcontrol, int eve
293 {
294 struct snd_soc_component *component =
295 u32 reg_shift = kcontrol->private_valu
296 int ret = 0;
297 u16 reg;
298
299 switch (reg_shift) {
300 case WM8990_SPEAKER_MIXER | (WM8990_LD
301 reg = snd_soc_component_read(c
302 if (reg & WM8990_LDLO) {
303 printk(KERN_WARNING
304 "Cannot set as Output
305 ret = -1;
306 }
307 break;
308 case WM8990_SPEAKER_MIXER | (WM8990_RD
309 reg = snd_soc_component_read(c
310 if (reg & WM8990_RDRO) {
311 printk(KERN_WARNING
312 "Cannot set as Output
313 ret = -1;
314 }
315 break;
316 case WM8990_OUTPUT_MIXER1 | (WM8990_LD
317 reg = snd_soc_component_read(c
318 if (reg & WM8990_LDSPK) {
319 printk(KERN_WARNING
320 "Cannot set as Speaker
321 ret = -1;
322 }
323 break;
324 case WM8990_OUTPUT_MIXER2 | (WM8990_RD
325 reg = snd_soc_component_read(c
326 if (reg & WM8990_RDSPK) {
327 printk(KERN_WARNING
328 "Cannot set as Speaker
329 ret = -1;
330 }
331 break;
332 }
333
334 return ret;
335 }
336
337 /* INMIX dB values */
338 static const DECLARE_TLV_DB_SCALE(in_mix_tlv,
339
340 /* Left In PGA Connections */
341 static const struct snd_kcontrol_new wm8990_da
342 SOC_DAPM_SINGLE("LIN1 Switch", WM8990_INPUT_MI
343 SOC_DAPM_SINGLE("LIN2 Switch", WM8990_INPUT_MI
344 };
345
346 static const struct snd_kcontrol_new wm8990_da
347 SOC_DAPM_SINGLE("LIN3 Switch", WM8990_INPUT_MI
348 SOC_DAPM_SINGLE("LIN4 Switch", WM8990_INPUT_MI
349 };
350
351 /* Right In PGA Connections */
352 static const struct snd_kcontrol_new wm8990_da
353 SOC_DAPM_SINGLE("RIN1 Switch", WM8990_INPUT_MI
354 SOC_DAPM_SINGLE("RIN2 Switch", WM8990_INPUT_MI
355 };
356
357 static const struct snd_kcontrol_new wm8990_da
358 SOC_DAPM_SINGLE("RIN3 Switch", WM8990_INPUT_MI
359 SOC_DAPM_SINGLE("RIN4 Switch", WM8990_INPUT_MI
360 };
361
362 /* INMIXL */
363 static const struct snd_kcontrol_new wm8990_da
364 SOC_DAPM_SINGLE_TLV("Record Left Volume", WM89
365 WM8990_LDBVOL_SHIFT, WM8990_LDBVOL_MAS
366 SOC_DAPM_SINGLE_TLV("LIN2 Volume", WM8990_INPU
367 7, 0, in_mix_tlv),
368 SOC_DAPM_SINGLE("LINPGA12 Switch", WM8990_INPU
369 1, 0),
370 SOC_DAPM_SINGLE("LINPGA34 Switch", WM8990_INPU
371 1, 0),
372 };
373
374 /* INMIXR */
375 static const struct snd_kcontrol_new wm8990_da
376 SOC_DAPM_SINGLE_TLV("Record Right Volume", WM8
377 WM8990_RDBVOL_SHIFT, WM8990_RDBVOL_MAS
378 SOC_DAPM_SINGLE_TLV("RIN2 Volume", WM8990_INPU
379 7, 0, in_mix_tlv),
380 SOC_DAPM_SINGLE("RINPGA12 Switch", WM8990_INPU
381 1, 0),
382 SOC_DAPM_SINGLE("RINPGA34 Switch", WM8990_INPU
383 1, 0),
384 };
385
386 /* AINLMUX */
387 static const char *wm8990_ainlmux[] =
388 {"INMIXL Mix", "RXVOICE Mix", "DIFFINL
389
390 static SOC_ENUM_SINGLE_DECL(wm8990_ainlmux_enu
391 WM8990_INPUT_MIXER
392 wm8990_ainlmux);
393
394 static const struct snd_kcontrol_new wm8990_da
395 SOC_DAPM_ENUM("Route", wm8990_ainlmux_enum);
396
397 /* DIFFINL */
398
399 /* AINRMUX */
400 static const char *wm8990_ainrmux[] =
401 {"INMIXR Mix", "RXVOICE Mix", "DIFFINR
402
403 static SOC_ENUM_SINGLE_DECL(wm8990_ainrmux_enu
404 WM8990_INPUT_MIXER
405 wm8990_ainrmux);
406
407 static const struct snd_kcontrol_new wm8990_da
408 SOC_DAPM_ENUM("Route", wm8990_ainrmux_enum);
409
410 /* LOMIX */
411 static const struct snd_kcontrol_new wm8990_da
412 SOC_DAPM_SINGLE("LOMIX Right ADC Bypass Switch
413 WM8990_LRBLO_BIT, 1, 0),
414 SOC_DAPM_SINGLE("LOMIX Left ADC Bypass Switch"
415 WM8990_LLBLO_BIT, 1, 0),
416 SOC_DAPM_SINGLE("LOMIX RIN3 Bypass Switch", WM
417 WM8990_LRI3LO_BIT, 1, 0),
418 SOC_DAPM_SINGLE("LOMIX LIN3 Bypass Switch", WM
419 WM8990_LLI3LO_BIT, 1, 0),
420 SOC_DAPM_SINGLE("LOMIX RIN12 PGA Bypass Switch
421 WM8990_LR12LO_BIT, 1, 0),
422 SOC_DAPM_SINGLE("LOMIX LIN12 PGA Bypass Switch
423 WM8990_LL12LO_BIT, 1, 0),
424 SOC_DAPM_SINGLE("LOMIX Left DAC Switch", WM899
425 WM8990_LDLO_BIT, 1, 0),
426 };
427
428 /* ROMIX */
429 static const struct snd_kcontrol_new wm8990_da
430 SOC_DAPM_SINGLE("ROMIX Left ADC Bypass Switch"
431 WM8990_RLBRO_BIT, 1, 0),
432 SOC_DAPM_SINGLE("ROMIX Right ADC Bypass Switch
433 WM8990_RRBRO_BIT, 1, 0),
434 SOC_DAPM_SINGLE("ROMIX LIN3 Bypass Switch", WM
435 WM8990_RLI3RO_BIT, 1, 0),
436 SOC_DAPM_SINGLE("ROMIX RIN3 Bypass Switch", WM
437 WM8990_RRI3RO_BIT, 1, 0),
438 SOC_DAPM_SINGLE("ROMIX LIN12 PGA Bypass Switch
439 WM8990_RL12RO_BIT, 1, 0),
440 SOC_DAPM_SINGLE("ROMIX RIN12 PGA Bypass Switch
441 WM8990_RR12RO_BIT, 1, 0),
442 SOC_DAPM_SINGLE("ROMIX Right DAC Switch", WM89
443 WM8990_RDRO_BIT, 1, 0),
444 };
445
446 /* LONMIX */
447 static const struct snd_kcontrol_new wm8990_da
448 SOC_DAPM_SINGLE("LONMIX Left Mixer PGA Switch"
449 WM8990_LLOPGALON_BIT, 1, 0),
450 SOC_DAPM_SINGLE("LONMIX Right Mixer PGA Switch
451 WM8990_LROPGALON_BIT, 1, 0),
452 SOC_DAPM_SINGLE("LONMIX Inverted LOP Switch",
453 WM8990_LOPLON_BIT, 1, 0),
454 };
455
456 /* LOPMIX */
457 static const struct snd_kcontrol_new wm8990_da
458 SOC_DAPM_SINGLE("LOPMIX Right Mic Bypass Switc
459 WM8990_LR12LOP_BIT, 1, 0),
460 SOC_DAPM_SINGLE("LOPMIX Left Mic Bypass Switch
461 WM8990_LL12LOP_BIT, 1, 0),
462 SOC_DAPM_SINGLE("LOPMIX Left Mixer PGA Switch"
463 WM8990_LLOPGALOP_BIT, 1, 0),
464 };
465
466 /* RONMIX */
467 static const struct snd_kcontrol_new wm8990_da
468 SOC_DAPM_SINGLE("RONMIX Right Mixer PGA Switch
469 WM8990_RROPGARON_BIT, 1, 0),
470 SOC_DAPM_SINGLE("RONMIX Left Mixer PGA Switch"
471 WM8990_RLOPGARON_BIT, 1, 0),
472 SOC_DAPM_SINGLE("RONMIX Inverted ROP Switch",
473 WM8990_ROPRON_BIT, 1, 0),
474 };
475
476 /* ROPMIX */
477 static const struct snd_kcontrol_new wm8990_da
478 SOC_DAPM_SINGLE("ROPMIX Left Mic Bypass Switch
479 WM8990_RL12ROP_BIT, 1, 0),
480 SOC_DAPM_SINGLE("ROPMIX Right Mic Bypass Switc
481 WM8990_RR12ROP_BIT, 1, 0),
482 SOC_DAPM_SINGLE("ROPMIX Right Mixer PGA Switch
483 WM8990_RROPGAROP_BIT, 1, 0),
484 };
485
486 /* OUT3MIX */
487 static const struct snd_kcontrol_new wm8990_da
488 SOC_DAPM_SINGLE("OUT3MIX LIN4/RXP Bypass Switc
489 WM8990_LI4O3_BIT, 1, 0),
490 SOC_DAPM_SINGLE("OUT3MIX Left Out PGA Switch",
491 WM8990_LPGAO3_BIT, 1, 0),
492 };
493
494 /* OUT4MIX */
495 static const struct snd_kcontrol_new wm8990_da
496 SOC_DAPM_SINGLE("OUT4MIX Right Out PGA Switch"
497 WM8990_RPGAO4_BIT, 1, 0),
498 SOC_DAPM_SINGLE("OUT4MIX RIN4/RXP Bypass Switc
499 WM8990_RI4O4_BIT, 1, 0),
500 };
501
502 /* SPKMIX */
503 static const struct snd_kcontrol_new wm8990_da
504 SOC_DAPM_SINGLE("SPKMIX LIN2 Bypass Switch", W
505 WM8990_LI2SPK_BIT, 1, 0),
506 SOC_DAPM_SINGLE("SPKMIX LADC Bypass Switch", W
507 WM8990_LB2SPK_BIT, 1, 0),
508 SOC_DAPM_SINGLE("SPKMIX Left Mixer PGA Switch"
509 WM8990_LOPGASPK_BIT, 1, 0),
510 SOC_DAPM_SINGLE("SPKMIX Left DAC Switch", WM89
511 WM8990_LDSPK_BIT, 1, 0),
512 SOC_DAPM_SINGLE("SPKMIX Right DAC Switch", WM8
513 WM8990_RDSPK_BIT, 1, 0),
514 SOC_DAPM_SINGLE("SPKMIX Right Mixer PGA Switch
515 WM8990_ROPGASPK_BIT, 1, 0),
516 SOC_DAPM_SINGLE("SPKMIX RADC Bypass Switch", W
517 WM8990_RL12ROP_BIT, 1, 0),
518 SOC_DAPM_SINGLE("SPKMIX RIN2 Bypass Switch", W
519 WM8990_RI2SPK_BIT, 1, 0),
520 };
521
522 static const struct snd_soc_dapm_widget wm8990
523 /* Input Side */
524 /* Input Lines */
525 SND_SOC_DAPM_INPUT("LIN1"),
526 SND_SOC_DAPM_INPUT("LIN2"),
527 SND_SOC_DAPM_INPUT("LIN3"),
528 SND_SOC_DAPM_INPUT("LIN4/RXN"),
529 SND_SOC_DAPM_INPUT("RIN3"),
530 SND_SOC_DAPM_INPUT("RIN4/RXP"),
531 SND_SOC_DAPM_INPUT("RIN1"),
532 SND_SOC_DAPM_INPUT("RIN2"),
533 SND_SOC_DAPM_INPUT("Internal ADC Source"),
534
535 SND_SOC_DAPM_SUPPLY("INL", WM8990_POWER_MANAGE
536 NULL, 0),
537 SND_SOC_DAPM_SUPPLY("INR", WM8990_POWER_MANAGE
538 NULL, 0),
539
540 /* DACs */
541 SND_SOC_DAPM_ADC("Left ADC", "Left Capture", W
542 WM8990_ADCL_ENA_BIT, 0),
543 SND_SOC_DAPM_ADC("Right ADC", "Right Capture",
544 WM8990_ADCR_ENA_BIT, 0),
545
546 /* Input PGAs */
547 SND_SOC_DAPM_MIXER("LIN12 PGA", WM8990_POWER_M
548 0, &wm8990_dapm_lin12_pga_controls[0],
549 ARRAY_SIZE(wm8990_dapm_lin12_pga_contr
550 SND_SOC_DAPM_MIXER("LIN34 PGA", WM8990_POWER_M
551 0, &wm8990_dapm_lin34_pga_controls[0],
552 ARRAY_SIZE(wm8990_dapm_lin34_pga_contr
553 SND_SOC_DAPM_MIXER("RIN12 PGA", WM8990_POWER_M
554 0, &wm8990_dapm_rin12_pga_controls[0],
555 ARRAY_SIZE(wm8990_dapm_rin12_pga_contr
556 SND_SOC_DAPM_MIXER("RIN34 PGA", WM8990_POWER_M
557 0, &wm8990_dapm_rin34_pga_controls[0],
558 ARRAY_SIZE(wm8990_dapm_rin34_pga_contr
559
560 /* INMIXL */
561 SND_SOC_DAPM_MIXER("INMIXL", SND_SOC_NOPM, 0,
562 &wm8990_dapm_inmixl_controls[0],
563 ARRAY_SIZE(wm8990_dapm_inmixl_controls
564
565 /* AINLMUX */
566 SND_SOC_DAPM_MUX("AINLMUX", SND_SOC_NOPM, 0, 0
567
568 /* INMIXR */
569 SND_SOC_DAPM_MIXER("INMIXR", SND_SOC_NOPM, 0,
570 &wm8990_dapm_inmixr_controls[0],
571 ARRAY_SIZE(wm8990_dapm_inmixr_controls
572
573 /* AINRMUX */
574 SND_SOC_DAPM_MUX("AINRMUX", SND_SOC_NOPM, 0, 0
575
576 /* Output Side */
577 /* DACs */
578 SND_SOC_DAPM_DAC("Left DAC", "Left Playback",
579 WM8990_DACL_ENA_BIT, 0),
580 SND_SOC_DAPM_DAC("Right DAC", "Right Playback"
581 WM8990_DACR_ENA_BIT, 0),
582
583 /* LOMIX */
584 SND_SOC_DAPM_MIXER_E("LOMIX", WM8990_POWER_MAN
585 0, &wm8990_dapm_lomix_controls[0],
586 ARRAY_SIZE(wm8990_dapm_lomix_controls)
587 outmixer_event, SND_SOC_DAPM_PRE_REG),
588
589 /* LONMIX */
590 SND_SOC_DAPM_MIXER("LONMIX", WM8990_POWER_MANA
591 &wm8990_dapm_lonmix_controls[0],
592 ARRAY_SIZE(wm8990_dapm_lonmix_controls
593
594 /* LOPMIX */
595 SND_SOC_DAPM_MIXER("LOPMIX", WM8990_POWER_MANA
596 &wm8990_dapm_lopmix_controls[0],
597 ARRAY_SIZE(wm8990_dapm_lopmix_controls
598
599 /* OUT3MIX */
600 SND_SOC_DAPM_MIXER("OUT3MIX", WM8990_POWER_MAN
601 &wm8990_dapm_out3mix_controls[0],
602 ARRAY_SIZE(wm8990_dapm_out3mix_control
603
604 /* SPKMIX */
605 SND_SOC_DAPM_MIXER_E("SPKMIX", WM8990_POWER_MA
606 &wm8990_dapm_spkmix_controls[0],
607 ARRAY_SIZE(wm8990_dapm_spkmix_controls
608 SND_SOC_DAPM_PRE_REG),
609
610 /* OUT4MIX */
611 SND_SOC_DAPM_MIXER("OUT4MIX", WM8990_POWER_MAN
612 &wm8990_dapm_out4mix_controls[0],
613 ARRAY_SIZE(wm8990_dapm_out4mix_control
614
615 /* ROPMIX */
616 SND_SOC_DAPM_MIXER("ROPMIX", WM8990_POWER_MANA
617 &wm8990_dapm_ropmix_controls[0],
618 ARRAY_SIZE(wm8990_dapm_ropmix_controls
619
620 /* RONMIX */
621 SND_SOC_DAPM_MIXER("RONMIX", WM8990_POWER_MANA
622 &wm8990_dapm_ronmix_controls[0],
623 ARRAY_SIZE(wm8990_dapm_ronmix_controls
624
625 /* ROMIX */
626 SND_SOC_DAPM_MIXER_E("ROMIX", WM8990_POWER_MAN
627 0, &wm8990_dapm_romix_controls[0],
628 ARRAY_SIZE(wm8990_dapm_romix_controls)
629 outmixer_event, SND_SOC_DAPM_PRE_REG),
630
631 /* LOUT PGA */
632 SND_SOC_DAPM_PGA("LOUT PGA", WM8990_POWER_MANA
633 NULL, 0),
634
635 /* ROUT PGA */
636 SND_SOC_DAPM_PGA("ROUT PGA", WM8990_POWER_MANA
637 NULL, 0),
638
639 /* LOPGA */
640 SND_SOC_DAPM_PGA("LOPGA", WM8990_POWER_MANAGEM
641 NULL, 0),
642
643 /* ROPGA */
644 SND_SOC_DAPM_PGA("ROPGA", WM8990_POWER_MANAGEM
645 NULL, 0),
646
647 /* MICBIAS */
648 SND_SOC_DAPM_SUPPLY("MICBIAS", WM8990_POWER_MA
649 WM8990_MICBIAS_ENA_BIT, 0,
650
651 SND_SOC_DAPM_OUTPUT("LON"),
652 SND_SOC_DAPM_OUTPUT("LOP"),
653 SND_SOC_DAPM_OUTPUT("OUT3"),
654 SND_SOC_DAPM_OUTPUT("LOUT"),
655 SND_SOC_DAPM_OUTPUT("SPKN"),
656 SND_SOC_DAPM_OUTPUT("SPKP"),
657 SND_SOC_DAPM_OUTPUT("ROUT"),
658 SND_SOC_DAPM_OUTPUT("OUT4"),
659 SND_SOC_DAPM_OUTPUT("ROP"),
660 SND_SOC_DAPM_OUTPUT("RON"),
661
662 SND_SOC_DAPM_OUTPUT("Internal DAC Sink"),
663 };
664
665 static const struct snd_soc_dapm_route wm8990_
666 /* Make DACs turn on when playing even
667 {"Internal DAC Sink", NULL, "Left DAC"
668 {"Internal DAC Sink", NULL, "Right DAC
669
670 /* Make ADCs turn on when recording ev
671 {"Left ADC", NULL, "Internal ADC Sourc
672 {"Right ADC", NULL, "Internal ADC Sour
673
674 {"AINLMUX", NULL, "INL"},
675 {"INMIXL", NULL, "INL"},
676 {"AINRMUX", NULL, "INR"},
677 {"INMIXR", NULL, "INR"},
678
679 /* Input Side */
680 /* LIN12 PGA */
681 {"LIN12 PGA", "LIN1 Switch", "LIN1"},
682 {"LIN12 PGA", "LIN2 Switch", "LIN2"},
683 /* LIN34 PGA */
684 {"LIN34 PGA", "LIN3 Switch", "LIN3"},
685 {"LIN34 PGA", "LIN4 Switch", "LIN4/RXN
686 /* INMIXL */
687 {"INMIXL", "Record Left Volume", "LOMI
688 {"INMIXL", "LIN2 Volume", "LIN2"},
689 {"INMIXL", "LINPGA12 Switch", "LIN12 P
690 {"INMIXL", "LINPGA34 Switch", "LIN34 P
691 /* AINLMUX */
692 {"AINLMUX", "INMIXL Mix", "INMIXL"},
693 {"AINLMUX", "DIFFINL Mix", "LIN12 PGA"
694 {"AINLMUX", "DIFFINL Mix", "LIN34 PGA"
695 {"AINLMUX", "RXVOICE Mix", "LIN4/RXN"}
696 {"AINLMUX", "RXVOICE Mix", "RIN4/RXP"}
697 /* ADC */
698 {"Left ADC", NULL, "AINLMUX"},
699
700 /* RIN12 PGA */
701 {"RIN12 PGA", "RIN1 Switch", "RIN1"},
702 {"RIN12 PGA", "RIN2 Switch", "RIN2"},
703 /* RIN34 PGA */
704 {"RIN34 PGA", "RIN3 Switch", "RIN3"},
705 {"RIN34 PGA", "RIN4 Switch", "RIN4/RXP
706 /* INMIXL */
707 {"INMIXR", "Record Right Volume", "ROM
708 {"INMIXR", "RIN2 Volume", "RIN2"},
709 {"INMIXR", "RINPGA12 Switch", "RIN12 P
710 {"INMIXR", "RINPGA34 Switch", "RIN34 P
711 /* AINRMUX */
712 {"AINRMUX", "INMIXR Mix", "INMIXR"},
713 {"AINRMUX", "DIFFINR Mix", "RIN12 PGA"
714 {"AINRMUX", "DIFFINR Mix", "RIN34 PGA"
715 {"AINRMUX", "RXVOICE Mix", "LIN4/RXN"}
716 {"AINRMUX", "RXVOICE Mix", "RIN4/RXP"}
717 /* ADC */
718 {"Right ADC", NULL, "AINRMUX"},
719
720 /* LOMIX */
721 {"LOMIX", "LOMIX RIN3 Bypass Switch",
722 {"LOMIX", "LOMIX LIN3 Bypass Switch",
723 {"LOMIX", "LOMIX LIN12 PGA Bypass Swit
724 {"LOMIX", "LOMIX RIN12 PGA Bypass Swit
725 {"LOMIX", "LOMIX Right ADC Bypass Swit
726 {"LOMIX", "LOMIX Left ADC Bypass Switc
727 {"LOMIX", "LOMIX Left DAC Switch", "Le
728
729 /* ROMIX */
730 {"ROMIX", "ROMIX RIN3 Bypass Switch",
731 {"ROMIX", "ROMIX LIN3 Bypass Switch",
732 {"ROMIX", "ROMIX LIN12 PGA Bypass Swit
733 {"ROMIX", "ROMIX RIN12 PGA Bypass Swit
734 {"ROMIX", "ROMIX Right ADC Bypass Swit
735 {"ROMIX", "ROMIX Left ADC Bypass Switc
736 {"ROMIX", "ROMIX Right DAC Switch", "R
737
738 /* SPKMIX */
739 {"SPKMIX", "SPKMIX LIN2 Bypass Switch"
740 {"SPKMIX", "SPKMIX RIN2 Bypass Switch"
741 {"SPKMIX", "SPKMIX LADC Bypass Switch"
742 {"SPKMIX", "SPKMIX RADC Bypass Switch"
743 {"SPKMIX", "SPKMIX Left Mixer PGA Swit
744 {"SPKMIX", "SPKMIX Right Mixer PGA Swi
745 {"SPKMIX", "SPKMIX Right DAC Switch",
746 {"SPKMIX", "SPKMIX Left DAC Switch", "
747
748 /* LONMIX */
749 {"LONMIX", "LONMIX Left Mixer PGA Swit
750 {"LONMIX", "LONMIX Right Mixer PGA Swi
751 {"LONMIX", "LONMIX Inverted LOP Switch
752
753 /* LOPMIX */
754 {"LOPMIX", "LOPMIX Right Mic Bypass Sw
755 {"LOPMIX", "LOPMIX Left Mic Bypass Swi
756 {"LOPMIX", "LOPMIX Left Mixer PGA Swit
757
758 /* OUT3MIX */
759 {"OUT3MIX", "OUT3MIX LIN4/RXP Bypass S
760 {"OUT3MIX", "OUT3MIX Left Out PGA Swit
761
762 /* OUT4MIX */
763 {"OUT4MIX", "OUT4MIX Right Out PGA Swi
764 {"OUT4MIX", "OUT4MIX RIN4/RXP Bypass S
765
766 /* RONMIX */
767 {"RONMIX", "RONMIX Right Mixer PGA Swi
768 {"RONMIX", "RONMIX Left Mixer PGA Swit
769 {"RONMIX", "RONMIX Inverted ROP Switch
770
771 /* ROPMIX */
772 {"ROPMIX", "ROPMIX Left Mic Bypass Swi
773 {"ROPMIX", "ROPMIX Right Mic Bypass Sw
774 {"ROPMIX", "ROPMIX Right Mixer PGA Swi
775
776 /* Out Mixer PGAs */
777 {"LOPGA", NULL, "LOMIX"},
778 {"ROPGA", NULL, "ROMIX"},
779
780 {"LOUT PGA", NULL, "LOMIX"},
781 {"ROUT PGA", NULL, "ROMIX"},
782
783 /* Output Pins */
784 {"LON", NULL, "LONMIX"},
785 {"LOP", NULL, "LOPMIX"},
786 {"OUT3", NULL, "OUT3MIX"},
787 {"LOUT", NULL, "LOUT PGA"},
788 {"SPKN", NULL, "SPKMIX"},
789 {"ROUT", NULL, "ROUT PGA"},
790 {"OUT4", NULL, "OUT4MIX"},
791 {"ROP", NULL, "ROPMIX"},
792 {"RON", NULL, "RONMIX"},
793 };
794
795 /* PLL divisors */
796 struct _pll_div {
797 u32 div2;
798 u32 n;
799 u32 k;
800 };
801
802 /* The size in bits of the pll divide multipli
803 * to allow rounding later */
804 #define FIXED_PLL_SIZE ((1 << 16) * 10)
805
806 static void pll_factors(struct _pll_div *pll_d
807 unsigned int source)
808 {
809 u64 Kpart;
810 unsigned int K, Ndiv, Nmod;
811
812
813 Ndiv = target / source;
814 if (Ndiv < 6) {
815 source >>= 1;
816 pll_div->div2 = 1;
817 Ndiv = target / source;
818 } else
819 pll_div->div2 = 0;
820
821 if ((Ndiv < 6) || (Ndiv > 12))
822 printk(KERN_WARNING
823 "WM8990 N value outwith recomm
824
825 pll_div->n = Ndiv;
826 Nmod = target % source;
827 Kpart = FIXED_PLL_SIZE * (long long)Nm
828
829 do_div(Kpart, source);
830
831 K = Kpart & 0xFFFFFFFF;
832
833 /* Check if we need to round */
834 if ((K % 10) >= 5)
835 K += 5;
836
837 /* Move down to proper range now round
838 K /= 10;
839
840 pll_div->k = K;
841 }
842
843 static int wm8990_set_dai_pll(struct snd_soc_d
844 int source, unsigned int freq_
845 {
846 struct snd_soc_component *component =
847 struct _pll_div pll_div;
848
849 if (freq_in && freq_out) {
850 pll_factors(&pll_div, freq_out
851
852 /* Turn on PLL */
853 snd_soc_component_update_bits(
854 WM8990_PLL
855
856 /* sysclk comes from PLL */
857 snd_soc_component_update_bits(
858 WM8990_SYS
859
860 /* set up N , fractional mode
861 snd_soc_component_write(compon
862 (pll_div.div2?WM8990_P
863 snd_soc_component_write(compon
864 snd_soc_component_write(compon
865 } else {
866 /* Turn off PLL */
867 snd_soc_component_update_bits(
868 WM8990_PLL
869 }
870 return 0;
871 }
872
873 /*
874 * Clock after PLL and dividers
875 */
876 static int wm8990_set_dai_sysclk(struct snd_so
877 int clk_id, unsigned int freq,
878 {
879 struct snd_soc_component *component =
880 struct wm8990_priv *wm8990 = snd_soc_c
881
882 wm8990->sysclk = freq;
883 return 0;
884 }
885
886 /*
887 * Set's ADC and Voice DAC format.
888 */
889 static int wm8990_set_dai_fmt(struct snd_soc_d
890 unsigned int fmt)
891 {
892 struct snd_soc_component *component =
893 u16 audio1, audio3;
894
895 audio1 = snd_soc_component_read(compon
896 audio3 = snd_soc_component_read(compon
897
898 /* set master/slave audio interface */
899 switch (fmt & SND_SOC_DAIFMT_MASTER_MA
900 case SND_SOC_DAIFMT_CBS_CFS:
901 audio3 &= ~WM8990_AIF_MSTR1;
902 break;
903 case SND_SOC_DAIFMT_CBM_CFM:
904 audio3 |= WM8990_AIF_MSTR1;
905 break;
906 default:
907 return -EINVAL;
908 }
909
910 audio1 &= ~WM8990_AIF_FMT_MASK;
911
912 /* interface format */
913 switch (fmt & SND_SOC_DAIFMT_FORMAT_MA
914 case SND_SOC_DAIFMT_I2S:
915 audio1 |= WM8990_AIF_TMF_I2S;
916 audio1 &= ~WM8990_AIF_LRCLK_IN
917 break;
918 case SND_SOC_DAIFMT_RIGHT_J:
919 audio1 |= WM8990_AIF_TMF_RIGHT
920 audio1 &= ~WM8990_AIF_LRCLK_IN
921 break;
922 case SND_SOC_DAIFMT_LEFT_J:
923 audio1 |= WM8990_AIF_TMF_LEFTJ
924 audio1 &= ~WM8990_AIF_LRCLK_IN
925 break;
926 case SND_SOC_DAIFMT_DSP_A:
927 audio1 |= WM8990_AIF_TMF_DSP;
928 audio1 &= ~WM8990_AIF_LRCLK_IN
929 break;
930 case SND_SOC_DAIFMT_DSP_B:
931 audio1 |= WM8990_AIF_TMF_DSP |
932 break;
933 default:
934 return -EINVAL;
935 }
936
937 snd_soc_component_write(component, WM8
938 snd_soc_component_write(component, WM8
939 return 0;
940 }
941
942 static int wm8990_set_dai_clkdiv(struct snd_so
943 int div_id, int div)
944 {
945 struct snd_soc_component *component =
946
947 switch (div_id) {
948 case WM8990_MCLK_DIV:
949 snd_soc_component_update_bits(
950 WM8990_MCL
951 break;
952 case WM8990_DACCLK_DIV:
953 snd_soc_component_update_bits(
954 WM8990_DAC
955 break;
956 case WM8990_ADCCLK_DIV:
957 snd_soc_component_update_bits(
958 WM8990_ADC
959 break;
960 case WM8990_BCLK_DIV:
961 snd_soc_component_update_bits(
962 WM8990_BCL
963 break;
964 default:
965 return -EINVAL;
966 }
967
968 return 0;
969 }
970
971 /*
972 * Set PCM DAI bit size and sample rate.
973 */
974 static int wm8990_hw_params(struct snd_pcm_sub
975 struct snd_pcm_hw_
976 struct snd_soc_dai
977 {
978 struct snd_soc_component *component =
979 u16 audio1 = snd_soc_component_read(co
980
981 audio1 &= ~WM8990_AIF_WL_MASK;
982 /* bit size */
983 switch (params_width(params)) {
984 case 16:
985 break;
986 case 20:
987 audio1 |= WM8990_AIF_WL_20BITS
988 break;
989 case 24:
990 audio1 |= WM8990_AIF_WL_24BITS
991 break;
992 case 32:
993 audio1 |= WM8990_AIF_WL_32BITS
994 break;
995 }
996
997 snd_soc_component_write(component, WM8
998 return 0;
999 }
1000
1001 static int wm8990_mute(struct snd_soc_dai *da
1002 {
1003 struct snd_soc_component *component =
1004 u16 val;
1005
1006 val = snd_soc_component_read(compone
1007
1008 if (mute)
1009 snd_soc_component_write(compo
1010 else
1011 snd_soc_component_write(compo
1012
1013 return 0;
1014 }
1015
1016 static int wm8990_set_bias_level(struct snd_s
1017 enum snd_soc_bias_level level)
1018 {
1019 struct wm8990_priv *wm8990 = snd_soc_
1020 int ret;
1021
1022 switch (level) {
1023 case SND_SOC_BIAS_ON:
1024 break;
1025
1026 case SND_SOC_BIAS_PREPARE:
1027 /* VMID=2*50k */
1028 snd_soc_component_update_bits
1029 WM8990_VM
1030 break;
1031
1032 case SND_SOC_BIAS_STANDBY:
1033 if (snd_soc_component_get_bia
1034 ret = regcache_sync(w
1035 if (ret < 0) {
1036 dev_err(compo
1037 return ret;
1038 }
1039
1040 /* Enable all output
1041 snd_soc_component_wri
1042 WM8990_DIS_RL
1043 WM8990_DIS_OU
1044 WM8990_DIS_RO
1045
1046 /* Enable POBCTRL, SO
1047 snd_soc_component_wri
1048 WM8990_B
1049 WM8990_V
1050
1051 /* Delay to allow out
1052 msleep(300);
1053
1054 /* Disable VMIDTOG */
1055 snd_soc_component_wri
1056 WM8990_B
1057
1058 /* disable all output
1059 snd_soc_component_wri
1060
1061 /* Enable outputs */
1062 snd_soc_component_wri
1063
1064 msleep(50);
1065
1066 /* Enable VMID at 2x5
1067 snd_soc_component_wri
1068
1069 msleep(100);
1070
1071 /* Enable VREF */
1072 snd_soc_component_wri
1073
1074 msleep(600);
1075
1076 /* Enable BUFIOEN */
1077 snd_soc_component_wri
1078 WM8990_B
1079 WM8990_B
1080
1081 /* Disable outputs */
1082 snd_soc_component_wri
1083
1084 /* disable POBCTRL, S
1085 snd_soc_component_wri
1086
1087 /* Enable workaround
1088 snd_soc_component_wri
1089 snd_soc_component_wri
1090 snd_soc_component_wri
1091 }
1092
1093 /* VMID=2*250k */
1094 snd_soc_component_update_bits
1095 WM8990_VM
1096 break;
1097
1098 case SND_SOC_BIAS_OFF:
1099 /* Enable POBCTRL and SOFT_ST
1100 snd_soc_component_write(compo
1101 WM8990_POBCTRL | WM89
1102
1103 /* Enable POBCTRL, SOFT_ST an
1104 snd_soc_component_write(compo
1105 WM8990_BUFDCOPEN | WM
1106 WM8990_BUFIOEN);
1107
1108 /* mute DAC */
1109 snd_soc_component_update_bits
1110 WM8990_DA
1111
1112 /* Enable any disabled output
1113 snd_soc_component_write(compo
1114
1115 /* Disable VMID */
1116 snd_soc_component_write(compo
1117
1118 msleep(300);
1119
1120 /* Enable all output discharg
1121 snd_soc_component_write(compo
1122 WM8990_DIS_RLINE | WM
1123 WM8990_DIS_OUT4 | WM8
1124 WM8990_DIS_ROUT);
1125
1126 /* Disable VREF */
1127 snd_soc_component_write(compo
1128
1129 /* disable POBCTRL, SOFT_ST a
1130 snd_soc_component_write(compo
1131
1132 regcache_mark_dirty(wm8990->r
1133 break;
1134 }
1135
1136 return 0;
1137 }
1138
1139 #define WM8990_RATES (SNDRV_PCM_RATE_8000 | S
1140 SNDRV_PCM_RATE_16000 | SNDRV_PCM_RATE
1141 SNDRV_PCM_RATE_48000)
1142
1143 #define WM8990_FORMATS (SNDRV_PCM_FMTBIT_S16_
1144 SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_F
1145
1146 /*
1147 * The WM8990 supports 2 different and mutual
1148 * configurations.
1149 *
1150 * 1. ADC/DAC on Primary Interface
1151 * 2. ADC on Primary Interface/DAC on seconda
1152 */
1153 static const struct snd_soc_dai_ops wm8990_da
1154 .hw_params = wm8990_hw_params,
1155 .mute_stream = wm8990_mute,
1156 .set_fmt = wm8990_set_dai_fmt,
1157 .set_clkdiv = wm8990_set_dai_clkd
1158 .set_pll = wm8990_set_dai_pll,
1159 .set_sysclk = wm8990_set_dai_sysc
1160 .no_capture_mute = 1,
1161 };
1162
1163 static struct snd_soc_dai_driver wm8990_dai =
1164 /* ADC/DAC on primary */
1165 .name = "wm8990-hifi",
1166 .playback = {
1167 .stream_name = "Playback",
1168 .channels_min = 1,
1169 .channels_max = 2,
1170 .rates = WM8990_RATES,
1171 .formats = WM8990_FORMATS,},
1172 .capture = {
1173 .stream_name = "Capture",
1174 .channels_min = 1,
1175 .channels_max = 2,
1176 .rates = WM8990_RATES,
1177 .formats = WM8990_FORMATS,},
1178 .ops = &wm8990_dai_ops,
1179 };
1180
1181 /*
1182 * initialise the WM8990 driver
1183 * register the mixer and dsp interfaces with
1184 */
1185 static int wm8990_probe(struct snd_soc_compon
1186 {
1187 wm8990_reset(component);
1188
1189 /* charge output caps */
1190 snd_soc_component_force_bias_level(co
1191
1192 snd_soc_component_update_bits(compone
1193 WM8990_ALRCGPIO1,
1194
1195 snd_soc_component_update_bits(compone
1196 WM8990_GPIO1_SEL_
1197
1198 snd_soc_component_update_bits(compone
1199 WM8990_OPCLK_ENA,
1200
1201 snd_soc_component_write(component, WM
1202 snd_soc_component_write(component, WM
1203
1204 return 0;
1205 }
1206
1207 static const struct snd_soc_component_driver
1208 .probe = wm8990_prob
1209 .set_bias_level = wm8990_set_
1210 .controls = wm8990_snd_
1211 .num_controls = ARRAY_SIZE(
1212 .dapm_widgets = wm8990_dapm
1213 .num_dapm_widgets = ARRAY_SIZE(
1214 .dapm_routes = wm8990_dapm
1215 .num_dapm_routes = ARRAY_SIZE(
1216 .suspend_bias_off = 1,
1217 .idle_bias_on = 1,
1218 .use_pmdown_time = 1,
1219 .endianness = 1,
1220 };
1221
1222 static int wm8990_i2c_probe(struct i2c_client
1223 {
1224 struct wm8990_priv *wm8990;
1225 int ret;
1226
1227 wm8990 = devm_kzalloc(&i2c->dev, size
1228 GFP_KERNEL);
1229 if (wm8990 == NULL)
1230 return -ENOMEM;
1231
1232 i2c_set_clientdata(i2c, wm8990);
1233
1234 ret = devm_snd_soc_register_component
1235 &soc_component_dev_wm
1236
1237 return ret;
1238 }
1239
1240 static const struct i2c_device_id wm8990_i2c_
1241 { "wm8990" },
1242 { }
1243 };
1244 MODULE_DEVICE_TABLE(i2c, wm8990_i2c_id);
1245
1246 static struct i2c_driver wm8990_i2c_driver =
1247 .driver = {
1248 .name = "wm8990",
1249 },
1250 .probe = wm8990_i2c_probe,
1251 .id_table = wm8990_i2c_id,
1252 };
1253
1254 module_i2c_driver(wm8990_i2c_driver);
1255
1256 MODULE_DESCRIPTION("ASoC WM8990 driver");
1257 MODULE_AUTHOR("Liam Girdwood");
1258 MODULE_LICENSE("GPL");
1259
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