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mm: compaction: don't depend on HUGETLB_PAGE
[linux/fpc-iii.git] / sound / soc / codecs / wm8994.c
blob247a6a99feb8f8cb4d8249e5e83764b897fba15f
1 /*
2 * wm8994.c -- WM8994 ALSA SoC Audio driver
3 *
4 * Copyright 2009 Wolfson Microelectronics plc
5 *
6 * Author: Mark Brown <broonie@opensource.wolfsonmicro.com>
7 *
8 *
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License version 2 as
11 * published by the Free Software Foundation.
12 */
13
14 #include <linux/module.h>
15 #include <linux/moduleparam.h>
16 #include <linux/init.h>
17 #include <linux/delay.h>
18 #include <linux/pm.h>
19 #include <linux/i2c.h>
20 #include <linux/platform_device.h>
21 #include <linux/pm_runtime.h>
22 #include <linux/regulator/consumer.h>
23 #include <linux/slab.h>
24 #include <sound/core.h>
25 #include <sound/jack.h>
26 #include <sound/pcm.h>
27 #include <sound/pcm_params.h>
28 #include <sound/soc.h>
29 #include <sound/initval.h>
30 #include <sound/tlv.h>
31 #include <trace/events/asoc.h>
32
33 #include <linux/mfd/wm8994/core.h>
34 #include <linux/mfd/wm8994/registers.h>
35 #include <linux/mfd/wm8994/pdata.h>
36 #include <linux/mfd/wm8994/gpio.h>
37
38 #include "wm8994.h"
39 #include "wm_hubs.h"
40
41 struct fll_config {
42 int src;
43 int in;
44 int out;
45 };
46
47 #define WM8994_NUM_DRC 3
48 #define WM8994_NUM_EQ 3
49
50 static int wm8994_drc_base[] = {
51 WM8994_AIF1_DRC1_1,
52 WM8994_AIF1_DRC2_1,
53 WM8994_AIF2_DRC_1,
54 };
55
56 static int wm8994_retune_mobile_base[] = {
57 WM8994_AIF1_DAC1_EQ_GAINS_1,
58 WM8994_AIF1_DAC2_EQ_GAINS_1,
59 WM8994_AIF2_EQ_GAINS_1,
60 };
61
62 struct wm8994_micdet {
63 struct snd_soc_jack *jack;
64 int det;
65 int shrt;
66 };
67
68 /* codec private data */
69 struct wm8994_priv {
70 struct wm_hubs_data hubs;
71 enum snd_soc_control_type control_type;
72 void *control_data;
73 struct snd_soc_codec *codec;
74 int sysclk[2];
75 int sysclk_rate[2];
76 int mclk[2];
77 int aifclk[2];
78 struct fll_config fll[2], fll_suspend[2];
79
80 int dac_rates[2];
81 int lrclk_shared[2];
82
83 int mbc_ena[3];
84
85 /* Platform dependant DRC configuration */
86 const char **drc_texts;
87 int drc_cfg[WM8994_NUM_DRC];
88 struct soc_enum drc_enum;
89
90 /* Platform dependant ReTune mobile configuration */
91 int num_retune_mobile_texts;
92 const char **retune_mobile_texts;
93 int retune_mobile_cfg[WM8994_NUM_EQ];
94 struct soc_enum retune_mobile_enum;
95
96 /* Platform dependant MBC configuration */
97 int mbc_cfg;
98 const char **mbc_texts;
99 struct soc_enum mbc_enum;
100
101 struct wm8994_micdet micdet[2];
102
103 wm8958_micdet_cb jack_cb;
104 void *jack_cb_data;
105 bool jack_is_mic;
106 bool jack_is_video;
107
108 int revision;
109 struct wm8994_pdata *pdata;
110 };
111
112 static int wm8994_readable(unsigned int reg)
113 {
114 switch (reg) {
115 case WM8994_GPIO_1:
116 case WM8994_GPIO_2:
117 case WM8994_GPIO_3:
118 case WM8994_GPIO_4:
119 case WM8994_GPIO_5:
120 case WM8994_GPIO_6:
121 case WM8994_GPIO_7:
122 case WM8994_GPIO_8:
123 case WM8994_GPIO_9:
124 case WM8994_GPIO_10:
125 case WM8994_GPIO_11:
126 case WM8994_INTERRUPT_STATUS_1:
127 case WM8994_INTERRUPT_STATUS_2:
128 case WM8994_INTERRUPT_RAW_STATUS_2:
129 return 1;
130 default:
131 break;
132 }
133
134 if (reg >= WM8994_CACHE_SIZE)
135 return 0;
136 return wm8994_access_masks[reg].readable != 0;
137 }
138
139 static int wm8994_volatile(unsigned int reg)
140 {
141 if (reg >= WM8994_CACHE_SIZE)
142 return 1;
143
144 switch (reg) {
145 case WM8994_SOFTWARE_RESET:
146 case WM8994_CHIP_REVISION:
147 case WM8994_DC_SERVO_1:
148 case WM8994_DC_SERVO_READBACK:
149 case WM8994_RATE_STATUS:
150 case WM8994_LDO_1:
151 case WM8994_LDO_2:
152 case WM8958_DSP2_EXECCONTROL:
153 case WM8958_MIC_DETECT_3:
154 return 1;
155 default:
156 return 0;
157 }
158 }
159
160 static int wm8994_write(struct snd_soc_codec *codec, unsigned int reg,
161 unsigned int value)
162 {
163 int ret;
164
165 BUG_ON(reg > WM8994_MAX_REGISTER);
166
167 if (!wm8994_volatile(reg)) {
168 ret = snd_soc_cache_write(codec, reg, value);
169 if (ret != 0)
170 dev_err(codec->dev, "Cache write to %x failed: %d\n",
171 reg, ret);
172 }
173
174 return wm8994_reg_write(codec->control_data, reg, value);
175 }
176
177 static unsigned int wm8994_read(struct snd_soc_codec *codec,
178 unsigned int reg)
179 {
180 unsigned int val;
181 int ret;
182
183 BUG_ON(reg > WM8994_MAX_REGISTER);
184
185 if (!wm8994_volatile(reg) && wm8994_readable(reg) &&
186 reg < codec->driver->reg_cache_size) {
187 ret = snd_soc_cache_read(codec, reg, &val);
188 if (ret >= 0)
189 return val;
190 else
191 dev_err(codec->dev, "Cache read from %x failed: %d\n",
192 reg, ret);
193 }
194
195 return wm8994_reg_read(codec->control_data, reg);
196 }
197
198 static int configure_aif_clock(struct snd_soc_codec *codec, int aif)
199 {
200 struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
201 int rate;
202 int reg1 = 0;
203 int offset;
204
205 if (aif)
206 offset = 4;
207 else
208 offset = 0;
209
210 switch (wm8994->sysclk[aif]) {
211 case WM8994_SYSCLK_MCLK1:
212 rate = wm8994->mclk[0];
213 break;
214
215 case WM8994_SYSCLK_MCLK2:
216 reg1 |= 0x8;
217 rate = wm8994->mclk[1];
218 break;
219
220 case WM8994_SYSCLK_FLL1:
221 reg1 |= 0x10;
222 rate = wm8994->fll[0].out;
223 break;
224
225 case WM8994_SYSCLK_FLL2:
226 reg1 |= 0x18;
227 rate = wm8994->fll[1].out;
228 break;
229
230 default:
231 return -EINVAL;
232 }
233
234 if (rate >= 13500000) {
235 rate /= 2;
236 reg1 |= WM8994_AIF1CLK_DIV;
237
238 dev_dbg(codec->dev, "Dividing AIF%d clock to %dHz\n",
239 aif + 1, rate);
240 }
241
242 if (rate && rate < 3000000)
243 dev_warn(codec->dev, "AIF%dCLK is %dHz, should be >=3MHz for optimal performance\n",
244 aif + 1, rate);
245
246 wm8994->aifclk[aif] = rate;
247
248 snd_soc_update_bits(codec, WM8994_AIF1_CLOCKING_1 + offset,
249 WM8994_AIF1CLK_SRC_MASK | WM8994_AIF1CLK_DIV,
250 reg1);
251
252 return 0;
253 }
254
255 static int configure_clock(struct snd_soc_codec *codec)
256 {
257 struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
258 int old, new;
259
260 /* Bring up the AIF clocks first */
261 configure_aif_clock(codec, 0);
262 configure_aif_clock(codec, 1);
263
264 /* Then switch CLK_SYS over to the higher of them; a change
265 * can only happen as a result of a clocking change which can
266 * only be made outside of DAPM so we can safely redo the
267 * clocking.
268 */
269
270 /* If they're equal it doesn't matter which is used */
271 if (wm8994->aifclk[0] == wm8994->aifclk[1])
272 return 0;
273
274 if (wm8994->aifclk[0] < wm8994->aifclk[1])
275 new = WM8994_SYSCLK_SRC;
276 else
277 new = 0;
278
279 old = snd_soc_read(codec, WM8994_CLOCKING_1) & WM8994_SYSCLK_SRC;
280
281 /* If there's no change then we're done. */
282 if (old == new)
283 return 0;
284
285 snd_soc_update_bits(codec, WM8994_CLOCKING_1, WM8994_SYSCLK_SRC, new);
286
287 snd_soc_dapm_sync(&codec->dapm);
288
289 return 0;
290 }
291
292 static int check_clk_sys(struct snd_soc_dapm_widget *source,
293 struct snd_soc_dapm_widget *sink)
294 {
295 int reg = snd_soc_read(source->codec, WM8994_CLOCKING_1);
296 const char *clk;
297
298 /* Check what we're currently using for CLK_SYS */
299 if (reg & WM8994_SYSCLK_SRC)
300 clk = "AIF2CLK";
301 else
302 clk = "AIF1CLK";
303
304 return strcmp(source->name, clk) == 0;
305 }
306
307 static const char *sidetone_hpf_text[] = {
308 "2.7kHz", "1.35kHz", "675Hz", "370Hz", "180Hz", "90Hz", "45Hz"
309 };
310
311 static const struct soc_enum sidetone_hpf =
312 SOC_ENUM_SINGLE(WM8994_SIDETONE, 7, 7, sidetone_hpf_text);
313
314 static const char *adc_hpf_text[] = {
315 "HiFi", "Voice 1", "Voice 2", "Voice 3"
316 };
317
318 static const struct soc_enum aif1adc1_hpf =
319 SOC_ENUM_SINGLE(WM8994_AIF1_ADC1_FILTERS, 13, 4, adc_hpf_text);
320
321 static const struct soc_enum aif1adc2_hpf =
322 SOC_ENUM_SINGLE(WM8994_AIF1_ADC2_FILTERS, 13, 4, adc_hpf_text);
323
324 static const struct soc_enum aif2adc_hpf =
325 SOC_ENUM_SINGLE(WM8994_AIF2_ADC_FILTERS, 13, 4, adc_hpf_text);
326
327 static const DECLARE_TLV_DB_SCALE(aif_tlv, 0, 600, 0);
328 static const DECLARE_TLV_DB_SCALE(digital_tlv, -7200, 75, 1);
329 static const DECLARE_TLV_DB_SCALE(st_tlv, -3600, 300, 0);
330 static const DECLARE_TLV_DB_SCALE(wm8994_3d_tlv, -1600, 183, 0);
331 static const DECLARE_TLV_DB_SCALE(eq_tlv, -1200, 100, 0);
332
333 #define WM8994_DRC_SWITCH(xname, reg, shift) \
334 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
335 .info = snd_soc_info_volsw, .get = snd_soc_get_volsw,\
336 .put = wm8994_put_drc_sw, \
337 .private_value = SOC_SINGLE_VALUE(reg, shift, 1, 0) }
338
339 static int wm8994_put_drc_sw(struct snd_kcontrol *kcontrol,
340 struct snd_ctl_elem_value *ucontrol)
341 {
342 struct soc_mixer_control *mc =
343 (struct soc_mixer_control *)kcontrol->private_value;
344 struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
345 int mask, ret;
346
347 /* Can't enable both ADC and DAC paths simultaneously */
348 if (mc->shift == WM8994_AIF1DAC1_DRC_ENA_SHIFT)
349 mask = WM8994_AIF1ADC1L_DRC_ENA_MASK |
350 WM8994_AIF1ADC1R_DRC_ENA_MASK;
351 else
352 mask = WM8994_AIF1DAC1_DRC_ENA_MASK;
353
354 ret = snd_soc_read(codec, mc->reg);
355 if (ret < 0)
356 return ret;
357 if (ret & mask)
358 return -EINVAL;
359
360 return snd_soc_put_volsw(kcontrol, ucontrol);
361 }
362
363 static void wm8994_set_drc(struct snd_soc_codec *codec, int drc)
364 {
365 struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
366 struct wm8994_pdata *pdata = wm8994->pdata;
367 int base = wm8994_drc_base[drc];
368 int cfg = wm8994->drc_cfg[drc];
369 int save, i;
370
371 /* Save any enables; the configuration should clear them. */
372 save = snd_soc_read(codec, base);
373 save &= WM8994_AIF1DAC1_DRC_ENA | WM8994_AIF1ADC1L_DRC_ENA |
374 WM8994_AIF1ADC1R_DRC_ENA;
375
376 for (i = 0; i < WM8994_DRC_REGS; i++)
377 snd_soc_update_bits(codec, base + i, 0xffff,
378 pdata->drc_cfgs[cfg].regs[i]);
379
380 snd_soc_update_bits(codec, base, WM8994_AIF1DAC1_DRC_ENA |
381 WM8994_AIF1ADC1L_DRC_ENA |
382 WM8994_AIF1ADC1R_DRC_ENA, save);
383 }
384
385 /* Icky as hell but saves code duplication */
386 static int wm8994_get_drc(const char *name)
387 {
388 if (strcmp(name, "AIF1DRC1 Mode") == 0)
389 return 0;
390 if (strcmp(name, "AIF1DRC2 Mode") == 0)
391 return 1;
392 if (strcmp(name, "AIF2DRC Mode") == 0)
393 return 2;
394 return -EINVAL;
395 }
396
397 static int wm8994_put_drc_enum(struct snd_kcontrol *kcontrol,
398 struct snd_ctl_elem_value *ucontrol)
399 {
400 struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
401 struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
402 struct wm8994_pdata *pdata = wm8994->pdata;
403 int drc = wm8994_get_drc(kcontrol->id.name);
404 int value = ucontrol->value.integer.value[0];
405
406 if (drc < 0)
407 return drc;
408
409 if (value >= pdata->num_drc_cfgs)
410 return -EINVAL;
411
412 wm8994->drc_cfg[drc] = value;
413
414 wm8994_set_drc(codec, drc);
415
416 return 0;
417 }
418
419 static int wm8994_get_drc_enum(struct snd_kcontrol *kcontrol,
420 struct snd_ctl_elem_value *ucontrol)
421 {
422 struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
423 struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
424 int drc = wm8994_get_drc(kcontrol->id.name);
425
426 ucontrol->value.enumerated.item[0] = wm8994->drc_cfg[drc];
427
428 return 0;
429 }
430
431 static void wm8994_set_retune_mobile(struct snd_soc_codec *codec, int block)
432 {
433 struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
434 struct wm8994_pdata *pdata = wm8994->pdata;
435 int base = wm8994_retune_mobile_base[block];
436 int iface, best, best_val, save, i, cfg;
437
438 if (!pdata || !wm8994->num_retune_mobile_texts)
439 return;
440
441 switch (block) {
442 case 0:
443 case 1:
444 iface = 0;
445 break;
446 case 2:
447 iface = 1;
448 break;
449 default:
450 return;
451 }
452
453 /* Find the version of the currently selected configuration
454 * with the nearest sample rate. */
455 cfg = wm8994->retune_mobile_cfg[block];
456 best = 0;
457 best_val = INT_MAX;
458 for (i = 0; i < pdata->num_retune_mobile_cfgs; i++) {
459 if (strcmp(pdata->retune_mobile_cfgs[i].name,
460 wm8994->retune_mobile_texts[cfg]) == 0 &&
461 abs(pdata->retune_mobile_cfgs[i].rate
462 - wm8994->dac_rates[iface]) < best_val) {
463 best = i;
464 best_val = abs(pdata->retune_mobile_cfgs[i].rate
465 - wm8994->dac_rates[iface]);
466 }
467 }
468
469 dev_dbg(codec->dev, "ReTune Mobile %d %s/%dHz for %dHz sample rate\n",
470 block,
471 pdata->retune_mobile_cfgs[best].name,
472 pdata->retune_mobile_cfgs[best].rate,
473 wm8994->dac_rates[iface]);
474
475 /* The EQ will be disabled while reconfiguring it, remember the
476 * current configuration.
477 */
478 save = snd_soc_read(codec, base);
479 save &= WM8994_AIF1DAC1_EQ_ENA;
480
481 for (i = 0; i < WM8994_EQ_REGS; i++)
482 snd_soc_update_bits(codec, base + i, 0xffff,
483 pdata->retune_mobile_cfgs[best].regs[i]);
484
485 snd_soc_update_bits(codec, base, WM8994_AIF1DAC1_EQ_ENA, save);
486 }
487
488 /* Icky as hell but saves code duplication */
489 static int wm8994_get_retune_mobile_block(const char *name)
490 {
491 if (strcmp(name, "AIF1.1 EQ Mode") == 0)
492 return 0;
493 if (strcmp(name, "AIF1.2 EQ Mode") == 0)
494 return 1;
495 if (strcmp(name, "AIF2 EQ Mode") == 0)
496 return 2;
497 return -EINVAL;
498 }
499
500 static int wm8994_put_retune_mobile_enum(struct snd_kcontrol *kcontrol,
501 struct snd_ctl_elem_value *ucontrol)
502 {
503 struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
504 struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
505 struct wm8994_pdata *pdata = wm8994->pdata;
506 int block = wm8994_get_retune_mobile_block(kcontrol->id.name);
507 int value = ucontrol->value.integer.value[0];
508
509 if (block < 0)
510 return block;
511
512 if (value >= pdata->num_retune_mobile_cfgs)
513 return -EINVAL;
514
515 wm8994->retune_mobile_cfg[block] = value;
516
517 wm8994_set_retune_mobile(codec, block);
518
519 return 0;
520 }
521
522 static int wm8994_get_retune_mobile_enum(struct snd_kcontrol *kcontrol,
523 struct snd_ctl_elem_value *ucontrol)
524 {
525 struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
526 struct wm8994_priv *wm8994 =snd_soc_codec_get_drvdata(codec);
527 int block = wm8994_get_retune_mobile_block(kcontrol->id.name);
528
529 ucontrol->value.enumerated.item[0] = wm8994->retune_mobile_cfg[block];
530
531 return 0;
532 }
533
534 static const char *aif_chan_src_text[] = {
535 "Left", "Right"
536 };
537
538 static const struct soc_enum aif1adcl_src =
539 SOC_ENUM_SINGLE(WM8994_AIF1_CONTROL_1, 15, 2, aif_chan_src_text);
540
541 static const struct soc_enum aif1adcr_src =
542 SOC_ENUM_SINGLE(WM8994_AIF1_CONTROL_1, 14, 2, aif_chan_src_text);
543
544 static const struct soc_enum aif2adcl_src =
545 SOC_ENUM_SINGLE(WM8994_AIF2_CONTROL_1, 15, 2, aif_chan_src_text);
546
547 static const struct soc_enum aif2adcr_src =
548 SOC_ENUM_SINGLE(WM8994_AIF2_CONTROL_1, 14, 2, aif_chan_src_text);
549
550 static const struct soc_enum aif1dacl_src =
551 SOC_ENUM_SINGLE(WM8994_AIF1_CONTROL_2, 15, 2, aif_chan_src_text);
552
553 static const struct soc_enum aif1dacr_src =
554 SOC_ENUM_SINGLE(WM8994_AIF1_CONTROL_2, 14, 2, aif_chan_src_text);
555
556 static const struct soc_enum aif2dacl_src =
557 SOC_ENUM_SINGLE(WM8994_AIF2_CONTROL_2, 15, 2, aif_chan_src_text);
558
559 static const struct soc_enum aif2dacr_src =
560 SOC_ENUM_SINGLE(WM8994_AIF2_CONTROL_2, 14, 2, aif_chan_src_text);
561
562 static const char *osr_text[] = {
563 "Low Power", "High Performance",
564 };
565
566 static const struct soc_enum dac_osr =
567 SOC_ENUM_SINGLE(WM8994_OVERSAMPLING, 0, 2, osr_text);
568
569 static const struct soc_enum adc_osr =
570 SOC_ENUM_SINGLE(WM8994_OVERSAMPLING, 1, 2, osr_text);
571
572 static void wm8958_mbc_apply(struct snd_soc_codec *codec, int mbc, int start)
573 {
574 struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
575 struct wm8994_pdata *pdata = wm8994->pdata;
576 int pwr_reg = snd_soc_read(codec, WM8994_POWER_MANAGEMENT_5);
577 int ena, reg, aif, i;
578
579 switch (mbc) {
580 case 0:
581 pwr_reg &= (WM8994_AIF1DAC1L_ENA | WM8994_AIF1DAC1R_ENA);
582 aif = 0;
583 break;
584 case 1:
585 pwr_reg &= (WM8994_AIF1DAC2L_ENA | WM8994_AIF1DAC2R_ENA);
586 aif = 0;
587 break;
588 case 2:
589 pwr_reg &= (WM8994_AIF2DACL_ENA | WM8994_AIF2DACR_ENA);
590 aif = 1;
591 break;
592 default:
593 BUG();
594 return;
595 }
596
597 /* We can only enable the MBC if the AIF is enabled and we
598 * want it to be enabled. */
599 ena = pwr_reg && wm8994->mbc_ena[mbc];
600
601 reg = snd_soc_read(codec, WM8958_DSP2_PROGRAM);
602
603 dev_dbg(codec->dev, "MBC %d startup: %d, power: %x, DSP: %x\n",
604 mbc, start, pwr_reg, reg);
605
606 if (start && ena) {
607 /* If the DSP is already running then noop */
608 if (reg & WM8958_DSP2_ENA)
609 return;
610
611 /* Switch the clock over to the appropriate AIF */
612 snd_soc_update_bits(codec, WM8994_CLOCKING_1,
613 WM8958_DSP2CLK_SRC | WM8958_DSP2CLK_ENA,
614 aif << WM8958_DSP2CLK_SRC_SHIFT |
615 WM8958_DSP2CLK_ENA);
616
617 snd_soc_update_bits(codec, WM8958_DSP2_PROGRAM,
618 WM8958_DSP2_ENA, WM8958_DSP2_ENA);
619
620 /* If we've got user supplied MBC settings use them */
621 if (pdata && pdata->num_mbc_cfgs) {
622 struct wm8958_mbc_cfg *cfg
623 = &pdata->mbc_cfgs[wm8994->mbc_cfg];
624
625 for (i = 0; i < ARRAY_SIZE(cfg->coeff_regs); i++)
626 snd_soc_write(codec, i + WM8958_MBC_BAND_1_K_1,
627 cfg->coeff_regs[i]);
628
629 for (i = 0; i < ARRAY_SIZE(cfg->cutoff_regs); i++)
630 snd_soc_write(codec,
631 i + WM8958_MBC_BAND_2_LOWER_CUTOFF_C1_1,
632 cfg->cutoff_regs[i]);
633 }
634
635 /* Run the DSP */
636 snd_soc_write(codec, WM8958_DSP2_EXECCONTROL,
637 WM8958_DSP2_RUNR);
638
639 /* And we're off! */
640 snd_soc_update_bits(codec, WM8958_DSP2_CONFIG,
641 WM8958_MBC_ENA | WM8958_MBC_SEL_MASK,
642 mbc << WM8958_MBC_SEL_SHIFT |
643 WM8958_MBC_ENA);
644 } else {
645 /* If the DSP is already stopped then noop */
646 if (!(reg & WM8958_DSP2_ENA))
647 return;
648
649 snd_soc_update_bits(codec, WM8958_DSP2_CONFIG,
650 WM8958_MBC_ENA, 0);
651 snd_soc_update_bits(codec, WM8958_DSP2_PROGRAM,
652 WM8958_DSP2_ENA, 0);
653 snd_soc_update_bits(codec, WM8994_CLOCKING_1,
654 WM8958_DSP2CLK_ENA, 0);
655 }
656 }
657
658 static int wm8958_aif_ev(struct snd_soc_dapm_widget *w,
659 struct snd_kcontrol *kcontrol, int event)
660 {
661 struct snd_soc_codec *codec = w->codec;
662 int mbc;
663
664 switch (w->shift) {
665 case 13:
666 case 12:
667 mbc = 2;
668 break;
669 case 11:
670 case 10:
671 mbc = 1;
672 break;
673 case 9:
674 case 8:
675 mbc = 0;
676 break;
677 default:
678 BUG();
679 return -EINVAL;
680 }
681
682 switch (event) {
683 case SND_SOC_DAPM_POST_PMU:
684 wm8958_mbc_apply(codec, mbc, 1);
685 break;
686 case SND_SOC_DAPM_POST_PMD:
687 wm8958_mbc_apply(codec, mbc, 0);
688 break;
689 }
690
691 return 0;
692 }
693
694 static int wm8958_put_mbc_enum(struct snd_kcontrol *kcontrol,
695 struct snd_ctl_elem_value *ucontrol)
696 {
697 struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
698 struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
699 struct wm8994_pdata *pdata = wm8994->pdata;
700 int value = ucontrol->value.integer.value[0];
701 int reg;
702
703 /* Don't allow on the fly reconfiguration */
704 reg = snd_soc_read(codec, WM8994_CLOCKING_1);
705 if (reg < 0 || reg & WM8958_DSP2CLK_ENA)
706 return -EBUSY;
707
708 if (value >= pdata->num_mbc_cfgs)
709 return -EINVAL;
710
711 wm8994->mbc_cfg = value;
712
713 return 0;
714 }
715
716 static int wm8958_get_mbc_enum(struct snd_kcontrol *kcontrol,
717 struct snd_ctl_elem_value *ucontrol)
718 {
719 struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
720 struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
721
722 ucontrol->value.enumerated.item[0] = wm8994->mbc_cfg;
723
724 return 0;
725 }
726
727 static int wm8958_mbc_info(struct snd_kcontrol *kcontrol,
728 struct snd_ctl_elem_info *uinfo)
729 {
730 uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
731 uinfo->count = 1;
732 uinfo->value.integer.min = 0;
733 uinfo->value.integer.max = 1;
734 return 0;
735 }
736
737 static int wm8958_mbc_get(struct snd_kcontrol *kcontrol,
738 struct snd_ctl_elem_value *ucontrol)
739 {
740 int mbc = kcontrol->private_value;
741 struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
742 struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
743
744 ucontrol->value.integer.value[0] = wm8994->mbc_ena[mbc];
745
746 return 0;
747 }
748
749 static int wm8958_mbc_put(struct snd_kcontrol *kcontrol,
750 struct snd_ctl_elem_value *ucontrol)
751 {
752 int mbc = kcontrol->private_value;
753 int i;
754 struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
755 struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
756
757 if (ucontrol->value.integer.value[0] > 1)
758 return -EINVAL;
759
760 for (i = 0; i < ARRAY_SIZE(wm8994->mbc_ena); i++) {
761 if (mbc != i && wm8994->mbc_ena[i]) {
762 dev_dbg(codec->dev, "MBC %d active already\n", mbc);
763 return -EBUSY;
764 }
765 }
766
767 wm8994->mbc_ena[mbc] = ucontrol->value.integer.value[0];
768
769 wm8958_mbc_apply(codec, mbc, wm8994->mbc_ena[mbc]);
770
771 return 0;
772 }
773
774 #define WM8958_MBC_SWITCH(xname, xval) {\
775 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \
776 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE,\
777 .info = wm8958_mbc_info, \
778 .get = wm8958_mbc_get, .put = wm8958_mbc_put, \
779 .private_value = xval }
780
781 static const struct snd_kcontrol_new wm8994_snd_controls[] = {
782 SOC_DOUBLE_R_TLV("AIF1ADC1 Volume", WM8994_AIF1_ADC1_LEFT_VOLUME,
783 WM8994_AIF1_ADC1_RIGHT_VOLUME,
784 1, 119, 0, digital_tlv),
785 SOC_DOUBLE_R_TLV("AIF1ADC2 Volume", WM8994_AIF1_ADC2_LEFT_VOLUME,
786 WM8994_AIF1_ADC2_RIGHT_VOLUME,
787 1, 119, 0, digital_tlv),
788 SOC_DOUBLE_R_TLV("AIF2ADC Volume", WM8994_AIF2_ADC_LEFT_VOLUME,
789 WM8994_AIF2_ADC_RIGHT_VOLUME,
790 1, 119, 0, digital_tlv),
791
792 SOC_ENUM("AIF1ADCL Source", aif1adcl_src),
793 SOC_ENUM("AIF1ADCR Source", aif1adcr_src),
794 SOC_ENUM("AIF2ADCL Source", aif2adcl_src),
795 SOC_ENUM("AIF2ADCR Source", aif2adcr_src),
796
797 SOC_ENUM("AIF1DACL Source", aif1dacl_src),
798 SOC_ENUM("AIF1DACR Source", aif1dacr_src),
799 SOC_ENUM("AIF2DACL Source", aif2dacl_src),
800 SOC_ENUM("AIF2DACR Source", aif2dacr_src),
801
802 SOC_DOUBLE_R_TLV("AIF1DAC1 Volume", WM8994_AIF1_DAC1_LEFT_VOLUME,
803 WM8994_AIF1_DAC1_RIGHT_VOLUME, 1, 96, 0, digital_tlv),
804 SOC_DOUBLE_R_TLV("AIF1DAC2 Volume", WM8994_AIF1_DAC2_LEFT_VOLUME,
805 WM8994_AIF1_DAC2_RIGHT_VOLUME, 1, 96, 0, digital_tlv),
806 SOC_DOUBLE_R_TLV("AIF2DAC Volume", WM8994_AIF2_DAC_LEFT_VOLUME,
807 WM8994_AIF2_DAC_RIGHT_VOLUME, 1, 96, 0, digital_tlv),
808
809 SOC_SINGLE_TLV("AIF1 Boost Volume", WM8994_AIF1_CONTROL_2, 10, 3, 0, aif_tlv),
810 SOC_SINGLE_TLV("AIF2 Boost Volume", WM8994_AIF2_CONTROL_2, 10, 3, 0, aif_tlv),
811
812 SOC_SINGLE("AIF1DAC1 EQ Switch", WM8994_AIF1_DAC1_EQ_GAINS_1, 0, 1, 0),
813 SOC_SINGLE("AIF1DAC2 EQ Switch", WM8994_AIF1_DAC2_EQ_GAINS_1, 0, 1, 0),
814 SOC_SINGLE("AIF2 EQ Switch", WM8994_AIF2_EQ_GAINS_1, 0, 1, 0),
815
816 WM8994_DRC_SWITCH("AIF1DAC1 DRC Switch", WM8994_AIF1_DRC1_1, 2),
817 WM8994_DRC_SWITCH("AIF1ADC1L DRC Switch", WM8994_AIF1_DRC1_1, 1),
818 WM8994_DRC_SWITCH("AIF1ADC1R DRC Switch", WM8994_AIF1_DRC1_1, 0),
819
820 WM8994_DRC_SWITCH("AIF1DAC2 DRC Switch", WM8994_AIF1_DRC2_1, 2),
821 WM8994_DRC_SWITCH("AIF1ADC2L DRC Switch", WM8994_AIF1_DRC2_1, 1),
822 WM8994_DRC_SWITCH("AIF1ADC2R DRC Switch", WM8994_AIF1_DRC2_1, 0),
823
824 WM8994_DRC_SWITCH("AIF2DAC DRC Switch", WM8994_AIF2_DRC_1, 2),
825 WM8994_DRC_SWITCH("AIF2ADCL DRC Switch", WM8994_AIF2_DRC_1, 1),
826 WM8994_DRC_SWITCH("AIF2ADCR DRC Switch", WM8994_AIF2_DRC_1, 0),
827
828 SOC_SINGLE_TLV("DAC1 Right Sidetone Volume", WM8994_DAC1_MIXER_VOLUMES,
829 5, 12, 0, st_tlv),
830 SOC_SINGLE_TLV("DAC1 Left Sidetone Volume", WM8994_DAC1_MIXER_VOLUMES,
831 0, 12, 0, st_tlv),
832 SOC_SINGLE_TLV("DAC2 Right Sidetone Volume", WM8994_DAC2_MIXER_VOLUMES,
833 5, 12, 0, st_tlv),
834 SOC_SINGLE_TLV("DAC2 Left Sidetone Volume", WM8994_DAC2_MIXER_VOLUMES,
835 0, 12, 0, st_tlv),
836 SOC_ENUM("Sidetone HPF Mux", sidetone_hpf),
837 SOC_SINGLE("Sidetone HPF Switch", WM8994_SIDETONE, 6, 1, 0),
838
839 SOC_ENUM("AIF1ADC1 HPF Mode", aif1adc1_hpf),
840 SOC_DOUBLE("AIF1ADC1 HPF Switch", WM8994_AIF1_ADC1_FILTERS, 12, 11, 1, 0),
841
842 SOC_ENUM("AIF1ADC2 HPF Mode", aif1adc2_hpf),
843 SOC_DOUBLE("AIF1ADC2 HPF Switch", WM8994_AIF1_ADC2_FILTERS, 12, 11, 1, 0),
844
845 SOC_ENUM("AIF2ADC HPF Mode", aif2adc_hpf),
846 SOC_DOUBLE("AIF2ADC HPF Switch", WM8994_AIF2_ADC_FILTERS, 12, 11, 1, 0),
847
848 SOC_ENUM("ADC OSR", adc_osr),
849 SOC_ENUM("DAC OSR", dac_osr),
850
851 SOC_DOUBLE_R_TLV("DAC1 Volume", WM8994_DAC1_LEFT_VOLUME,
852 WM8994_DAC1_RIGHT_VOLUME, 1, 96, 0, digital_tlv),
853 SOC_DOUBLE_R("DAC1 Switch", WM8994_DAC1_LEFT_VOLUME,
854 WM8994_DAC1_RIGHT_VOLUME, 9, 1, 1),
855
856 SOC_DOUBLE_R_TLV("DAC2 Volume", WM8994_DAC2_LEFT_VOLUME,
857 WM8994_DAC2_RIGHT_VOLUME, 1, 96, 0, digital_tlv),
858 SOC_DOUBLE_R("DAC2 Switch", WM8994_DAC2_LEFT_VOLUME,
859 WM8994_DAC2_RIGHT_VOLUME, 9, 1, 1),
860
861 SOC_SINGLE_TLV("SPKL DAC2 Volume", WM8994_SPKMIXL_ATTENUATION,
862 6, 1, 1, wm_hubs_spkmix_tlv),
863 SOC_SINGLE_TLV("SPKL DAC1 Volume", WM8994_SPKMIXL_ATTENUATION,
864 2, 1, 1, wm_hubs_spkmix_tlv),
865
866 SOC_SINGLE_TLV("SPKR DAC2 Volume", WM8994_SPKMIXR_ATTENUATION,
867 6, 1, 1, wm_hubs_spkmix_tlv),
868 SOC_SINGLE_TLV("SPKR DAC1 Volume", WM8994_SPKMIXR_ATTENUATION,
869 2, 1, 1, wm_hubs_spkmix_tlv),
870
871 SOC_SINGLE_TLV("AIF1DAC1 3D Stereo Volume", WM8994_AIF1_DAC1_FILTERS_2,
872 10, 15, 0, wm8994_3d_tlv),
873 SOC_SINGLE("AIF1DAC1 3D Stereo Switch", WM8994_AIF1_DAC1_FILTERS_2,
874 8, 1, 0),
875 SOC_SINGLE_TLV("AIF1DAC2 3D Stereo Volume", WM8994_AIF1_DAC2_FILTERS_2,
876 10, 15, 0, wm8994_3d_tlv),
877 SOC_SINGLE("AIF1DAC2 3D Stereo Switch", WM8994_AIF1_DAC2_FILTERS_2,
878 8, 1, 0),
879 SOC_SINGLE_TLV("AIF2DAC 3D Stereo Volume", WM8994_AIF2_DAC_FILTERS_2,
880 10, 15, 0, wm8994_3d_tlv),
881 SOC_SINGLE("AIF2DAC 3D Stereo Switch", WM8994_AIF2_DAC_FILTERS_2,
882 8, 1, 0),
883 };
884
885 static const struct snd_kcontrol_new wm8994_eq_controls[] = {
886 SOC_SINGLE_TLV("AIF1DAC1 EQ1 Volume", WM8994_AIF1_DAC1_EQ_GAINS_1, 11, 31, 0,
887 eq_tlv),
888 SOC_SINGLE_TLV("AIF1DAC1 EQ2 Volume", WM8994_AIF1_DAC1_EQ_GAINS_1, 6, 31, 0,
889 eq_tlv),
890 SOC_SINGLE_TLV("AIF1DAC1 EQ3 Volume", WM8994_AIF1_DAC1_EQ_GAINS_1, 1, 31, 0,
891 eq_tlv),
892 SOC_SINGLE_TLV("AIF1DAC1 EQ4 Volume", WM8994_AIF1_DAC1_EQ_GAINS_2, 11, 31, 0,
893 eq_tlv),
894 SOC_SINGLE_TLV("AIF1DAC1 EQ5 Volume", WM8994_AIF1_DAC1_EQ_GAINS_2, 6, 31, 0,
895 eq_tlv),
896
897 SOC_SINGLE_TLV("AIF1DAC2 EQ1 Volume", WM8994_AIF1_DAC2_EQ_GAINS_1, 11, 31, 0,
898 eq_tlv),
899 SOC_SINGLE_TLV("AIF1DAC2 EQ2 Volume", WM8994_AIF1_DAC2_EQ_GAINS_1, 6, 31, 0,
900 eq_tlv),
901 SOC_SINGLE_TLV("AIF1DAC2 EQ3 Volume", WM8994_AIF1_DAC2_EQ_GAINS_1, 1, 31, 0,
902 eq_tlv),
903 SOC_SINGLE_TLV("AIF1DAC2 EQ4 Volume", WM8994_AIF1_DAC2_EQ_GAINS_2, 11, 31, 0,
904 eq_tlv),
905 SOC_SINGLE_TLV("AIF1DAC2 EQ5 Volume", WM8994_AIF1_DAC2_EQ_GAINS_2, 6, 31, 0,
906 eq_tlv),
907
908 SOC_SINGLE_TLV("AIF2 EQ1 Volume", WM8994_AIF2_EQ_GAINS_1, 11, 31, 0,
909 eq_tlv),
910 SOC_SINGLE_TLV("AIF2 EQ2 Volume", WM8994_AIF2_EQ_GAINS_1, 6, 31, 0,
911 eq_tlv),
912 SOC_SINGLE_TLV("AIF2 EQ3 Volume", WM8994_AIF2_EQ_GAINS_1, 1, 31, 0,
913 eq_tlv),
914 SOC_SINGLE_TLV("AIF2 EQ4 Volume", WM8994_AIF2_EQ_GAINS_2, 11, 31, 0,
915 eq_tlv),
916 SOC_SINGLE_TLV("AIF2 EQ5 Volume", WM8994_AIF2_EQ_GAINS_2, 6, 31, 0,
917 eq_tlv),
918 };
919
920 static const struct snd_kcontrol_new wm8958_snd_controls[] = {
921 SOC_SINGLE_TLV("AIF3 Boost Volume", WM8958_AIF3_CONTROL_2, 10, 3, 0, aif_tlv),
922 WM8958_MBC_SWITCH("AIF1DAC1 MBC Switch", 0),
923 WM8958_MBC_SWITCH("AIF1DAC2 MBC Switch", 1),
924 WM8958_MBC_SWITCH("AIF2DAC MBC Switch", 2),
925 };
926
927 static int clk_sys_event(struct snd_soc_dapm_widget *w,
928 struct snd_kcontrol *kcontrol, int event)
929 {
930 struct snd_soc_codec *codec = w->codec;
931
932 switch (event) {
933 case SND_SOC_DAPM_PRE_PMU:
934 return configure_clock(codec);
935
936 case SND_SOC_DAPM_POST_PMD:
937 configure_clock(codec);
938 break;
939 }
940
941 return 0;
942 }
943
944 static void wm8994_update_class_w(struct snd_soc_codec *codec)
945 {
946 struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
947 int enable = 1;
948 int source = 0; /* GCC flow analysis can't track enable */
949 int reg, reg_r;
950
951 /* Only support direct DAC->headphone paths */
952 reg = snd_soc_read(codec, WM8994_OUTPUT_MIXER_1);
953 if (!(reg & WM8994_DAC1L_TO_HPOUT1L)) {
954 dev_vdbg(codec->dev, "HPL connected to output mixer\n");
955 enable = 0;
956 }
957
958 reg = snd_soc_read(codec, WM8994_OUTPUT_MIXER_2);
959 if (!(reg & WM8994_DAC1R_TO_HPOUT1R)) {
960 dev_vdbg(codec->dev, "HPR connected to output mixer\n");
961 enable = 0;
962 }
963
964 /* We also need the same setting for L/R and only one path */
965 reg = snd_soc_read(codec, WM8994_DAC1_LEFT_MIXER_ROUTING);
966 switch (reg) {
967 case WM8994_AIF2DACL_TO_DAC1L:
968 dev_vdbg(codec->dev, "Class W source AIF2DAC\n");
969 source = 2 << WM8994_CP_DYN_SRC_SEL_SHIFT;
970 break;
971 case WM8994_AIF1DAC2L_TO_DAC1L:
972 dev_vdbg(codec->dev, "Class W source AIF1DAC2\n");
973 source = 1 << WM8994_CP_DYN_SRC_SEL_SHIFT;
974 break;
975 case WM8994_AIF1DAC1L_TO_DAC1L:
976 dev_vdbg(codec->dev, "Class W source AIF1DAC1\n");
977 source = 0 << WM8994_CP_DYN_SRC_SEL_SHIFT;
978 break;
979 default:
980 dev_vdbg(codec->dev, "DAC mixer setting: %x\n", reg);
981 enable = 0;
982 break;
983 }
984
985 reg_r = snd_soc_read(codec, WM8994_DAC1_RIGHT_MIXER_ROUTING);
986 if (reg_r != reg) {
987 dev_vdbg(codec->dev, "Left and right DAC mixers different\n");
988 enable = 0;
989 }
990
991 if (enable) {
992 dev_dbg(codec->dev, "Class W enabled\n");
993 snd_soc_update_bits(codec, WM8994_CLASS_W_1,
994 WM8994_CP_DYN_PWR |
995 WM8994_CP_DYN_SRC_SEL_MASK,
996 source | WM8994_CP_DYN_PWR);
997 wm8994->hubs.class_w = true;
998
999 } else {
1000 dev_dbg(codec->dev, "Class W disabled\n");
1001 snd_soc_update_bits(codec, WM8994_CLASS_W_1,
1002 WM8994_CP_DYN_PWR, 0);
1003 wm8994->hubs.class_w = false;
1004 }
1005 }
1006
1007 static const char *hp_mux_text[] = {
1008 "Mixer",
1009 "DAC",
1010 };
1011
1012 #define WM8994_HP_ENUM(xname, xenum) \
1013 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
1014 .info = snd_soc_info_enum_double, \
1015 .get = snd_soc_dapm_get_enum_double, \
1016 .put = wm8994_put_hp_enum, \
1017 .private_value = (unsigned long)&xenum }
1018
1019 static int wm8994_put_hp_enum(struct snd_kcontrol *kcontrol,
1020 struct snd_ctl_elem_value *ucontrol)
1021 {
1022 struct snd_soc_dapm_widget *w = snd_kcontrol_chip(kcontrol);
1023 struct snd_soc_codec *codec = w->codec;
1024 int ret;
1025
1026 ret = snd_soc_dapm_put_enum_double(kcontrol, ucontrol);
1027
1028 wm8994_update_class_w(codec);
1029
1030 return ret;
1031 }
1032
1033 static const struct soc_enum hpl_enum =
1034 SOC_ENUM_SINGLE(WM8994_OUTPUT_MIXER_1, 8, 2, hp_mux_text);
1035
1036 static const struct snd_kcontrol_new hpl_mux =
1037 WM8994_HP_ENUM("Left Headphone Mux", hpl_enum);
1038
1039 static const struct soc_enum hpr_enum =
1040 SOC_ENUM_SINGLE(WM8994_OUTPUT_MIXER_2, 8, 2, hp_mux_text);
1041
1042 static const struct snd_kcontrol_new hpr_mux =
1043 WM8994_HP_ENUM("Right Headphone Mux", hpr_enum);
1044
1045 static const char *adc_mux_text[] = {
1046 "ADC",
1047 "DMIC",
1048 };
1049
1050 static const struct soc_enum adc_enum =
1051 SOC_ENUM_SINGLE(0, 0, 2, adc_mux_text);
1052
1053 static const struct snd_kcontrol_new adcl_mux =
1054 SOC_DAPM_ENUM_VIRT("ADCL Mux", adc_enum);
1055
1056 static const struct snd_kcontrol_new adcr_mux =
1057 SOC_DAPM_ENUM_VIRT("ADCR Mux", adc_enum);
1058
1059 static const struct snd_kcontrol_new left_speaker_mixer[] = {
1060 SOC_DAPM_SINGLE("DAC2 Switch", WM8994_SPEAKER_MIXER, 9, 1, 0),
1061 SOC_DAPM_SINGLE("Input Switch", WM8994_SPEAKER_MIXER, 7, 1, 0),
1062 SOC_DAPM_SINGLE("IN1LP Switch", WM8994_SPEAKER_MIXER, 5, 1, 0),
1063 SOC_DAPM_SINGLE("Output Switch", WM8994_SPEAKER_MIXER, 3, 1, 0),
1064 SOC_DAPM_SINGLE("DAC1 Switch", WM8994_SPEAKER_MIXER, 1, 1, 0),
1065 };
1066
1067 static const struct snd_kcontrol_new right_speaker_mixer[] = {
1068 SOC_DAPM_SINGLE("DAC2 Switch", WM8994_SPEAKER_MIXER, 8, 1, 0),
1069 SOC_DAPM_SINGLE("Input Switch", WM8994_SPEAKER_MIXER, 6, 1, 0),
1070 SOC_DAPM_SINGLE("IN1RP Switch", WM8994_SPEAKER_MIXER, 4, 1, 0),
1071 SOC_DAPM_SINGLE("Output Switch", WM8994_SPEAKER_MIXER, 2, 1, 0),
1072 SOC_DAPM_SINGLE("DAC1 Switch", WM8994_SPEAKER_MIXER, 0, 1, 0),
1073 };
1074
1075 /* Debugging; dump chip status after DAPM transitions */
1076 static int post_ev(struct snd_soc_dapm_widget *w,
1077 struct snd_kcontrol *kcontrol, int event)
1078 {
1079 struct snd_soc_codec *codec = w->codec;
1080 dev_dbg(codec->dev, "SRC status: %x\n",
1081 snd_soc_read(codec,
1082 WM8994_RATE_STATUS));
1083 return 0;
1084 }
1085
1086 static const struct snd_kcontrol_new aif1adc1l_mix[] = {
1087 SOC_DAPM_SINGLE("ADC/DMIC Switch", WM8994_AIF1_ADC1_LEFT_MIXER_ROUTING,
1088 1, 1, 0),
1089 SOC_DAPM_SINGLE("AIF2 Switch", WM8994_AIF1_ADC1_LEFT_MIXER_ROUTING,
1090 0, 1, 0),
1091 };
1092
1093 static const struct snd_kcontrol_new aif1adc1r_mix[] = {
1094 SOC_DAPM_SINGLE("ADC/DMIC Switch", WM8994_AIF1_ADC1_RIGHT_MIXER_ROUTING,
1095 1, 1, 0),
1096 SOC_DAPM_SINGLE("AIF2 Switch", WM8994_AIF1_ADC1_RIGHT_MIXER_ROUTING,
1097 0, 1, 0),
1098 };
1099
1100 static const struct snd_kcontrol_new aif1adc2l_mix[] = {
1101 SOC_DAPM_SINGLE("DMIC Switch", WM8994_AIF1_ADC2_LEFT_MIXER_ROUTING,
1102 1, 1, 0),
1103 SOC_DAPM_SINGLE("AIF2 Switch", WM8994_AIF1_ADC2_LEFT_MIXER_ROUTING,
1104 0, 1, 0),
1105 };
1106
1107 static const struct snd_kcontrol_new aif1adc2r_mix[] = {
1108 SOC_DAPM_SINGLE("DMIC Switch", WM8994_AIF1_ADC2_RIGHT_MIXER_ROUTING,
1109 1, 1, 0),
1110 SOC_DAPM_SINGLE("AIF2 Switch", WM8994_AIF1_ADC2_RIGHT_MIXER_ROUTING,
1111 0, 1, 0),
1112 };
1113
1114 static const struct snd_kcontrol_new aif2dac2l_mix[] = {
1115 SOC_DAPM_SINGLE("Right Sidetone Switch", WM8994_DAC2_LEFT_MIXER_ROUTING,
1116 5, 1, 0),
1117 SOC_DAPM_SINGLE("Left Sidetone Switch", WM8994_DAC2_LEFT_MIXER_ROUTING,
1118 4, 1, 0),
1119 SOC_DAPM_SINGLE("AIF2 Switch", WM8994_DAC2_LEFT_MIXER_ROUTING,
1120 2, 1, 0),
1121 SOC_DAPM_SINGLE("AIF1.2 Switch", WM8994_DAC2_LEFT_MIXER_ROUTING,
1122 1, 1, 0),
1123 SOC_DAPM_SINGLE("AIF1.1 Switch", WM8994_DAC2_LEFT_MIXER_ROUTING,
1124 0, 1, 0),
1125 };
1126
1127 static const struct snd_kcontrol_new aif2dac2r_mix[] = {
1128 SOC_DAPM_SINGLE("Right Sidetone Switch", WM8994_DAC2_RIGHT_MIXER_ROUTING,
1129 5, 1, 0),
1130 SOC_DAPM_SINGLE("Left Sidetone Switch", WM8994_DAC2_RIGHT_MIXER_ROUTING,
1131 4, 1, 0),
1132 SOC_DAPM_SINGLE("AIF2 Switch", WM8994_DAC2_RIGHT_MIXER_ROUTING,
1133 2, 1, 0),
1134 SOC_DAPM_SINGLE("AIF1.2 Switch", WM8994_DAC2_RIGHT_MIXER_ROUTING,
1135 1, 1, 0),
1136 SOC_DAPM_SINGLE("AIF1.1 Switch", WM8994_DAC2_RIGHT_MIXER_ROUTING,
1137 0, 1, 0),
1138 };
1139
1140 #define WM8994_CLASS_W_SWITCH(xname, reg, shift, max, invert) \
1141 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
1142 .info = snd_soc_info_volsw, \
1143 .get = snd_soc_dapm_get_volsw, .put = wm8994_put_class_w, \
1144 .private_value = SOC_SINGLE_VALUE(reg, shift, max, invert) }
1145
1146 static int wm8994_put_class_w(struct snd_kcontrol *kcontrol,
1147 struct snd_ctl_elem_value *ucontrol)
1148 {
1149 struct snd_soc_dapm_widget *w = snd_kcontrol_chip(kcontrol);
1150 struct snd_soc_codec *codec = w->codec;
1151 int ret;
1152
1153 ret = snd_soc_dapm_put_volsw(kcontrol, ucontrol);
1154
1155 wm8994_update_class_w(codec);
1156
1157 return ret;
1158 }
1159
1160 static const struct snd_kcontrol_new dac1l_mix[] = {
1161 WM8994_CLASS_W_SWITCH("Right Sidetone Switch", WM8994_DAC1_LEFT_MIXER_ROUTING,
1162 5, 1, 0),
1163 WM8994_CLASS_W_SWITCH("Left Sidetone Switch", WM8994_DAC1_LEFT_MIXER_ROUTING,
1164 4, 1, 0),
1165 WM8994_CLASS_W_SWITCH("AIF2 Switch", WM8994_DAC1_LEFT_MIXER_ROUTING,
1166 2, 1, 0),
1167 WM8994_CLASS_W_SWITCH("AIF1.2 Switch", WM8994_DAC1_LEFT_MIXER_ROUTING,
1168 1, 1, 0),
1169 WM8994_CLASS_W_SWITCH("AIF1.1 Switch", WM8994_DAC1_LEFT_MIXER_ROUTING,
1170 0, 1, 0),
1171 };
1172
1173 static const struct snd_kcontrol_new dac1r_mix[] = {
1174 WM8994_CLASS_W_SWITCH("Right Sidetone Switch", WM8994_DAC1_RIGHT_MIXER_ROUTING,
1175 5, 1, 0),
1176 WM8994_CLASS_W_SWITCH("Left Sidetone Switch", WM8994_DAC1_RIGHT_MIXER_ROUTING,
1177 4, 1, 0),
1178 WM8994_CLASS_W_SWITCH("AIF2 Switch", WM8994_DAC1_RIGHT_MIXER_ROUTING,
1179 2, 1, 0),
1180 WM8994_CLASS_W_SWITCH("AIF1.2 Switch", WM8994_DAC1_RIGHT_MIXER_ROUTING,
1181 1, 1, 0),
1182 WM8994_CLASS_W_SWITCH("AIF1.1 Switch", WM8994_DAC1_RIGHT_MIXER_ROUTING,
1183 0, 1, 0),
1184 };
1185
1186 static const char *sidetone_text[] = {
1187 "ADC/DMIC1", "DMIC2",
1188 };
1189
1190 static const struct soc_enum sidetone1_enum =
1191 SOC_ENUM_SINGLE(WM8994_SIDETONE, 0, 2, sidetone_text);
1192
1193 static const struct snd_kcontrol_new sidetone1_mux =
1194 SOC_DAPM_ENUM("Left Sidetone Mux", sidetone1_enum);
1195
1196 static const struct soc_enum sidetone2_enum =
1197 SOC_ENUM_SINGLE(WM8994_SIDETONE, 1, 2, sidetone_text);
1198
1199 static const struct snd_kcontrol_new sidetone2_mux =
1200 SOC_DAPM_ENUM("Right Sidetone Mux", sidetone2_enum);
1201
1202 static const char *aif1dac_text[] = {
1203 "AIF1DACDAT", "AIF3DACDAT",
1204 };
1205
1206 static const struct soc_enum aif1dac_enum =
1207 SOC_ENUM_SINGLE(WM8994_POWER_MANAGEMENT_6, 0, 2, aif1dac_text);
1208
1209 static const struct snd_kcontrol_new aif1dac_mux =
1210 SOC_DAPM_ENUM("AIF1DAC Mux", aif1dac_enum);
1211
1212 static const char *aif2dac_text[] = {
1213 "AIF2DACDAT", "AIF3DACDAT",
1214 };
1215
1216 static const struct soc_enum aif2dac_enum =
1217 SOC_ENUM_SINGLE(WM8994_POWER_MANAGEMENT_6, 1, 2, aif2dac_text);
1218
1219 static const struct snd_kcontrol_new aif2dac_mux =
1220 SOC_DAPM_ENUM("AIF2DAC Mux", aif2dac_enum);
1221
1222 static const char *aif2adc_text[] = {
1223 "AIF2ADCDAT", "AIF3DACDAT",
1224 };
1225
1226 static const struct soc_enum aif2adc_enum =
1227 SOC_ENUM_SINGLE(WM8994_POWER_MANAGEMENT_6, 2, 2, aif2adc_text);
1228
1229 static const struct snd_kcontrol_new aif2adc_mux =
1230 SOC_DAPM_ENUM("AIF2ADC Mux", aif2adc_enum);
1231
1232 static const char *aif3adc_text[] = {
1233 "AIF1ADCDAT", "AIF2ADCDAT", "AIF2DACDAT", "Mono PCM",
1234 };
1235
1236 static const struct soc_enum wm8994_aif3adc_enum =
1237 SOC_ENUM_SINGLE(WM8994_POWER_MANAGEMENT_6, 3, 3, aif3adc_text);
1238
1239 static const struct snd_kcontrol_new wm8994_aif3adc_mux =
1240 SOC_DAPM_ENUM("AIF3ADC Mux", wm8994_aif3adc_enum);
1241
1242 static const struct soc_enum wm8958_aif3adc_enum =
1243 SOC_ENUM_SINGLE(WM8994_POWER_MANAGEMENT_6, 3, 4, aif3adc_text);
1244
1245 static const struct snd_kcontrol_new wm8958_aif3adc_mux =
1246 SOC_DAPM_ENUM("AIF3ADC Mux", wm8958_aif3adc_enum);
1247
1248 static const char *mono_pcm_out_text[] = {
1249 "None", "AIF2ADCL", "AIF2ADCR",
1250 };
1251
1252 static const struct soc_enum mono_pcm_out_enum =
1253 SOC_ENUM_SINGLE(WM8994_POWER_MANAGEMENT_6, 9, 3, mono_pcm_out_text);
1254
1255 static const struct snd_kcontrol_new mono_pcm_out_mux =
1256 SOC_DAPM_ENUM("Mono PCM Out Mux", mono_pcm_out_enum);
1257
1258 static const char *aif2dac_src_text[] = {
1259 "AIF2", "AIF3",
1260 };
1261
1262 /* Note that these two control shouldn't be simultaneously switched to AIF3 */
1263 static const struct soc_enum aif2dacl_src_enum =
1264 SOC_ENUM_SINGLE(WM8994_POWER_MANAGEMENT_6, 7, 2, aif2dac_src_text);
1265
1266 static const struct snd_kcontrol_new aif2dacl_src_mux =
1267 SOC_DAPM_ENUM("AIF2DACL Mux", aif2dacl_src_enum);
1268
1269 static const struct soc_enum aif2dacr_src_enum =
1270 SOC_ENUM_SINGLE(WM8994_POWER_MANAGEMENT_6, 8, 2, aif2dac_src_text);
1271
1272 static const struct snd_kcontrol_new aif2dacr_src_mux =
1273 SOC_DAPM_ENUM("AIF2DACR Mux", aif2dacr_src_enum);
1274
1275 static const struct snd_soc_dapm_widget wm8994_dapm_widgets[] = {
1276 SND_SOC_DAPM_INPUT("DMIC1DAT"),
1277 SND_SOC_DAPM_INPUT("DMIC2DAT"),
1278 SND_SOC_DAPM_INPUT("Clock"),
1279
1280 SND_SOC_DAPM_SUPPLY("CLK_SYS", SND_SOC_NOPM, 0, 0, clk_sys_event,
1281 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
1282
1283 SND_SOC_DAPM_SUPPLY("DSP1CLK", WM8994_CLOCKING_1, 3, 0, NULL, 0),
1284 SND_SOC_DAPM_SUPPLY("DSP2CLK", WM8994_CLOCKING_1, 2, 0, NULL, 0),
1285 SND_SOC_DAPM_SUPPLY("DSPINTCLK", WM8994_CLOCKING_1, 1, 0, NULL, 0),
1286
1287 SND_SOC_DAPM_SUPPLY("AIF1CLK", WM8994_AIF1_CLOCKING_1, 0, 0, NULL, 0),
1288 SND_SOC_DAPM_SUPPLY("AIF2CLK", WM8994_AIF2_CLOCKING_1, 0, 0, NULL, 0),
1289
1290 SND_SOC_DAPM_AIF_OUT("AIF1ADC1L", "AIF1 Capture",
1291 0, WM8994_POWER_MANAGEMENT_4, 9, 0),
1292 SND_SOC_DAPM_AIF_OUT("AIF1ADC1R", "AIF1 Capture",
1293 0, WM8994_POWER_MANAGEMENT_4, 8, 0),
1294 SND_SOC_DAPM_AIF_IN_E("AIF1DAC1L", NULL, 0,
1295 WM8994_POWER_MANAGEMENT_5, 9, 0, wm8958_aif_ev,
1296 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
1297 SND_SOC_DAPM_AIF_IN_E("AIF1DAC1R", NULL, 0,
1298 WM8994_POWER_MANAGEMENT_5, 8, 0, wm8958_aif_ev,
1299 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
1300
1301 SND_SOC_DAPM_AIF_OUT("AIF1ADC2L", "AIF1 Capture",
1302 0, WM8994_POWER_MANAGEMENT_4, 11, 0),
1303 SND_SOC_DAPM_AIF_OUT("AIF1ADC2R", "AIF1 Capture",
1304 0, WM8994_POWER_MANAGEMENT_4, 10, 0),
1305 SND_SOC_DAPM_AIF_IN_E("AIF1DAC2L", NULL, 0,
1306 WM8994_POWER_MANAGEMENT_5, 11, 0, wm8958_aif_ev,
1307 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
1308 SND_SOC_DAPM_AIF_IN_E("AIF1DAC2R", NULL, 0,
1309 WM8994_POWER_MANAGEMENT_5, 10, 0, wm8958_aif_ev,
1310 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
1311
1312 SND_SOC_DAPM_MIXER("AIF1ADC1L Mixer", SND_SOC_NOPM, 0, 0,
1313 aif1adc1l_mix, ARRAY_SIZE(aif1adc1l_mix)),
1314 SND_SOC_DAPM_MIXER("AIF1ADC1R Mixer", SND_SOC_NOPM, 0, 0,
1315 aif1adc1r_mix, ARRAY_SIZE(aif1adc1r_mix)),
1316
1317 SND_SOC_DAPM_MIXER("AIF1ADC2L Mixer", SND_SOC_NOPM, 0, 0,
1318 aif1adc2l_mix, ARRAY_SIZE(aif1adc2l_mix)),
1319 SND_SOC_DAPM_MIXER("AIF1ADC2R Mixer", SND_SOC_NOPM, 0, 0,
1320 aif1adc2r_mix, ARRAY_SIZE(aif1adc2r_mix)),
1321
1322 SND_SOC_DAPM_MIXER("AIF2DAC2L Mixer", SND_SOC_NOPM, 0, 0,
1323 aif2dac2l_mix, ARRAY_SIZE(aif2dac2l_mix)),
1324 SND_SOC_DAPM_MIXER("AIF2DAC2R Mixer", SND_SOC_NOPM, 0, 0,
1325 aif2dac2r_mix, ARRAY_SIZE(aif2dac2r_mix)),
1326
1327 SND_SOC_DAPM_MUX("Left Sidetone", SND_SOC_NOPM, 0, 0, &sidetone1_mux),
1328 SND_SOC_DAPM_MUX("Right Sidetone", SND_SOC_NOPM, 0, 0, &sidetone2_mux),
1329
1330 SND_SOC_DAPM_MIXER("DAC1L Mixer", SND_SOC_NOPM, 0, 0,
1331 dac1l_mix, ARRAY_SIZE(dac1l_mix)),
1332 SND_SOC_DAPM_MIXER("DAC1R Mixer", SND_SOC_NOPM, 0, 0,
1333 dac1r_mix, ARRAY_SIZE(dac1r_mix)),
1334
1335 SND_SOC_DAPM_AIF_OUT("AIF2ADCL", NULL, 0,
1336 WM8994_POWER_MANAGEMENT_4, 13, 0),
1337 SND_SOC_DAPM_AIF_OUT("AIF2ADCR", NULL, 0,
1338 WM8994_POWER_MANAGEMENT_4, 12, 0),
1339 SND_SOC_DAPM_AIF_IN_E("AIF2DACL", NULL, 0,
1340 WM8994_POWER_MANAGEMENT_5, 13, 0, wm8958_aif_ev,
1341 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
1342 SND_SOC_DAPM_AIF_IN_E("AIF2DACR", NULL, 0,
1343 WM8994_POWER_MANAGEMENT_5, 12, 0, wm8958_aif_ev,
1344 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
1345
1346 SND_SOC_DAPM_AIF_IN("AIF1DACDAT", "AIF1 Playback", 0, SND_SOC_NOPM, 0, 0),
1347 SND_SOC_DAPM_AIF_IN("AIF2DACDAT", "AIF2 Playback", 0, SND_SOC_NOPM, 0, 0),
1348 SND_SOC_DAPM_AIF_OUT("AIF2ADCDAT", "AIF2 Capture", 0, SND_SOC_NOPM, 0, 0),
1349
1350 SND_SOC_DAPM_MUX("AIF1DAC Mux", SND_SOC_NOPM, 0, 0, &aif1dac_mux),
1351 SND_SOC_DAPM_MUX("AIF2DAC Mux", SND_SOC_NOPM, 0, 0, &aif2dac_mux),
1352 SND_SOC_DAPM_MUX("AIF2ADC Mux", SND_SOC_NOPM, 0, 0, &aif2adc_mux),
1353
1354 SND_SOC_DAPM_AIF_IN("AIF3DACDAT", "AIF3 Playback", 0, SND_SOC_NOPM, 0, 0),
1355 SND_SOC_DAPM_AIF_IN("AIF3ADCDAT", "AIF3 Capture", 0, SND_SOC_NOPM, 0, 0),
1356
1357 SND_SOC_DAPM_SUPPLY("TOCLK", WM8994_CLOCKING_1, 4, 0, NULL, 0),
1358
1359 SND_SOC_DAPM_ADC("DMIC2L", NULL, WM8994_POWER_MANAGEMENT_4, 5, 0),
1360 SND_SOC_DAPM_ADC("DMIC2R", NULL, WM8994_POWER_MANAGEMENT_4, 4, 0),
1361 SND_SOC_DAPM_ADC("DMIC1L", NULL, WM8994_POWER_MANAGEMENT_4, 3, 0),
1362 SND_SOC_DAPM_ADC("DMIC1R", NULL, WM8994_POWER_MANAGEMENT_4, 2, 0),
1363
1364 /* Power is done with the muxes since the ADC power also controls the
1365 * downsampling chain, the chip will automatically manage the analogue
1366 * specific portions.
1367 */
1368 SND_SOC_DAPM_ADC("ADCL", NULL, SND_SOC_NOPM, 1, 0),
1369 SND_SOC_DAPM_ADC("ADCR", NULL, SND_SOC_NOPM, 0, 0),
1370
1371 SND_SOC_DAPM_MUX("ADCL Mux", WM8994_POWER_MANAGEMENT_4, 1, 0, &adcl_mux),
1372 SND_SOC_DAPM_MUX("ADCR Mux", WM8994_POWER_MANAGEMENT_4, 0, 0, &adcr_mux),
1373
1374 SND_SOC_DAPM_DAC("DAC2L", NULL, WM8994_POWER_MANAGEMENT_5, 3, 0),
1375 SND_SOC_DAPM_DAC("DAC2R", NULL, WM8994_POWER_MANAGEMENT_5, 2, 0),
1376 SND_SOC_DAPM_DAC("DAC1L", NULL, WM8994_POWER_MANAGEMENT_5, 1, 0),
1377 SND_SOC_DAPM_DAC("DAC1R", NULL, WM8994_POWER_MANAGEMENT_5, 0, 0),
1378
1379 SND_SOC_DAPM_MUX("Left Headphone Mux", SND_SOC_NOPM, 0, 0, &hpl_mux),
1380 SND_SOC_DAPM_MUX("Right Headphone Mux", SND_SOC_NOPM, 0, 0, &hpr_mux),
1381
1382 SND_SOC_DAPM_MIXER("SPKL", WM8994_POWER_MANAGEMENT_3, 8, 0,
1383 left_speaker_mixer, ARRAY_SIZE(left_speaker_mixer)),
1384 SND_SOC_DAPM_MIXER("SPKR", WM8994_POWER_MANAGEMENT_3, 9, 0,
1385 right_speaker_mixer, ARRAY_SIZE(right_speaker_mixer)),
1386
1387 SND_SOC_DAPM_POST("Debug log", post_ev),
1388 };
1389
1390 static const struct snd_soc_dapm_widget wm8994_specific_dapm_widgets[] = {
1391 SND_SOC_DAPM_MUX("AIF3ADC Mux", SND_SOC_NOPM, 0, 0, &wm8994_aif3adc_mux),
1392 };
1393
1394 static const struct snd_soc_dapm_widget wm8958_dapm_widgets[] = {
1395 SND_SOC_DAPM_MUX("Mono PCM Out Mux", SND_SOC_NOPM, 0, 0, &mono_pcm_out_mux),
1396 SND_SOC_DAPM_MUX("AIF2DACL Mux", SND_SOC_NOPM, 0, 0, &aif2dacl_src_mux),
1397 SND_SOC_DAPM_MUX("AIF2DACR Mux", SND_SOC_NOPM, 0, 0, &aif2dacr_src_mux),
1398 SND_SOC_DAPM_MUX("AIF3ADC Mux", SND_SOC_NOPM, 0, 0, &wm8958_aif3adc_mux),
1399 };
1400
1401 static const struct snd_soc_dapm_route intercon[] = {
1402 { "CLK_SYS", NULL, "AIF1CLK", check_clk_sys },
1403 { "CLK_SYS", NULL, "AIF2CLK", check_clk_sys },
1404
1405 { "DSP1CLK", NULL, "CLK_SYS" },
1406 { "DSP2CLK", NULL, "CLK_SYS" },
1407 { "DSPINTCLK", NULL, "CLK_SYS" },
1408
1409 { "AIF1ADC1L", NULL, "AIF1CLK" },
1410 { "AIF1ADC1L", NULL, "DSP1CLK" },
1411 { "AIF1ADC1R", NULL, "AIF1CLK" },
1412 { "AIF1ADC1R", NULL, "DSP1CLK" },
1413 { "AIF1ADC1R", NULL, "DSPINTCLK" },
1414
1415 { "AIF1DAC1L", NULL, "AIF1CLK" },
1416 { "AIF1DAC1L", NULL, "DSP1CLK" },
1417 { "AIF1DAC1R", NULL, "AIF1CLK" },
1418 { "AIF1DAC1R", NULL, "DSP1CLK" },
1419 { "AIF1DAC1R", NULL, "DSPINTCLK" },
1420
1421 { "AIF1ADC2L", NULL, "AIF1CLK" },
1422 { "AIF1ADC2L", NULL, "DSP1CLK" },
1423 { "AIF1ADC2R", NULL, "AIF1CLK" },
1424 { "AIF1ADC2R", NULL, "DSP1CLK" },
1425 { "AIF1ADC2R", NULL, "DSPINTCLK" },
1426
1427 { "AIF1DAC2L", NULL, "AIF1CLK" },
1428 { "AIF1DAC2L", NULL, "DSP1CLK" },
1429 { "AIF1DAC2R", NULL, "AIF1CLK" },
1430 { "AIF1DAC2R", NULL, "DSP1CLK" },
1431 { "AIF1DAC2R", NULL, "DSPINTCLK" },
1432
1433 { "AIF2ADCL", NULL, "AIF2CLK" },
1434 { "AIF2ADCL", NULL, "DSP2CLK" },
1435 { "AIF2ADCR", NULL, "AIF2CLK" },
1436 { "AIF2ADCR", NULL, "DSP2CLK" },
1437 { "AIF2ADCR", NULL, "DSPINTCLK" },
1438
1439 { "AIF2DACL", NULL, "AIF2CLK" },
1440 { "AIF2DACL", NULL, "DSP2CLK" },
1441 { "AIF2DACR", NULL, "AIF2CLK" },
1442 { "AIF2DACR", NULL, "DSP2CLK" },
1443 { "AIF2DACR", NULL, "DSPINTCLK" },
1444
1445 { "DMIC1L", NULL, "DMIC1DAT" },
1446 { "DMIC1L", NULL, "CLK_SYS" },
1447 { "DMIC1R", NULL, "DMIC1DAT" },
1448 { "DMIC1R", NULL, "CLK_SYS" },
1449 { "DMIC2L", NULL, "DMIC2DAT" },
1450 { "DMIC2L", NULL, "CLK_SYS" },
1451 { "DMIC2R", NULL, "DMIC2DAT" },
1452 { "DMIC2R", NULL, "CLK_SYS" },
1453
1454 { "ADCL", NULL, "AIF1CLK" },
1455 { "ADCL", NULL, "DSP1CLK" },
1456 { "ADCL", NULL, "DSPINTCLK" },
1457
1458 { "ADCR", NULL, "AIF1CLK" },
1459 { "ADCR", NULL, "DSP1CLK" },
1460 { "ADCR", NULL, "DSPINTCLK" },
1461
1462 { "ADCL Mux", "ADC", "ADCL" },
1463 { "ADCL Mux", "DMIC", "DMIC1L" },
1464 { "ADCR Mux", "ADC", "ADCR" },
1465 { "ADCR Mux", "DMIC", "DMIC1R" },
1466
1467 { "DAC1L", NULL, "AIF1CLK" },
1468 { "DAC1L", NULL, "DSP1CLK" },
1469 { "DAC1L", NULL, "DSPINTCLK" },
1470
1471 { "DAC1R", NULL, "AIF1CLK" },
1472 { "DAC1R", NULL, "DSP1CLK" },
1473 { "DAC1R", NULL, "DSPINTCLK" },
1474
1475 { "DAC2L", NULL, "AIF2CLK" },
1476 { "DAC2L", NULL, "DSP2CLK" },
1477 { "DAC2L", NULL, "DSPINTCLK" },
1478
1479 { "DAC2R", NULL, "AIF2DACR" },
1480 { "DAC2R", NULL, "AIF2CLK" },
1481 { "DAC2R", NULL, "DSP2CLK" },
1482 { "DAC2R", NULL, "DSPINTCLK" },
1483
1484 { "TOCLK", NULL, "CLK_SYS" },
1485
1486 /* AIF1 outputs */
1487 { "AIF1ADC1L", NULL, "AIF1ADC1L Mixer" },
1488 { "AIF1ADC1L Mixer", "ADC/DMIC Switch", "ADCL Mux" },
1489 { "AIF1ADC1L Mixer", "AIF2 Switch", "AIF2DACL" },
1490
1491 { "AIF1ADC1R", NULL, "AIF1ADC1R Mixer" },
1492 { "AIF1ADC1R Mixer", "ADC/DMIC Switch", "ADCR Mux" },
1493 { "AIF1ADC1R Mixer", "AIF2 Switch", "AIF2DACR" },
1494
1495 { "AIF1ADC2L", NULL, "AIF1ADC2L Mixer" },
1496 { "AIF1ADC2L Mixer", "DMIC Switch", "DMIC2L" },
1497 { "AIF1ADC2L Mixer", "AIF2 Switch", "AIF2DACL" },
1498
1499 { "AIF1ADC2R", NULL, "AIF1ADC2R Mixer" },
1500 { "AIF1ADC2R Mixer", "DMIC Switch", "DMIC2R" },
1501 { "AIF1ADC2R Mixer", "AIF2 Switch", "AIF2DACR" },
1502
1503 /* Pin level routing for AIF3 */
1504 { "AIF1DAC1L", NULL, "AIF1DAC Mux" },
1505 { "AIF1DAC1R", NULL, "AIF1DAC Mux" },
1506 { "AIF1DAC2L", NULL, "AIF1DAC Mux" },
1507 { "AIF1DAC2R", NULL, "AIF1DAC Mux" },
1508
1509 { "AIF1DAC Mux", "AIF1DACDAT", "AIF1DACDAT" },
1510 { "AIF1DAC Mux", "AIF3DACDAT", "AIF3DACDAT" },
1511 { "AIF2DAC Mux", "AIF2DACDAT", "AIF2DACDAT" },
1512 { "AIF2DAC Mux", "AIF3DACDAT", "AIF3DACDAT" },
1513 { "AIF2ADC Mux", "AIF2ADCDAT", "AIF2ADCL" },
1514 { "AIF2ADC Mux", "AIF2ADCDAT", "AIF2ADCR" },
1515 { "AIF2ADC Mux", "AIF3DACDAT", "AIF3ADCDAT" },
1516
1517 /* DAC1 inputs */
1518 { "DAC1L", NULL, "DAC1L Mixer" },
1519 { "DAC1L Mixer", "AIF2 Switch", "AIF2DACL" },
1520 { "DAC1L Mixer", "AIF1.2 Switch", "AIF1DAC2L" },
1521 { "DAC1L Mixer", "AIF1.1 Switch", "AIF1DAC1L" },
1522 { "DAC1L Mixer", "Left Sidetone Switch", "Left Sidetone" },
1523 { "DAC1L Mixer", "Right Sidetone Switch", "Right Sidetone" },
1524
1525 { "DAC1R", NULL, "DAC1R Mixer" },
1526 { "DAC1R Mixer", "AIF2 Switch", "AIF2DACR" },
1527 { "DAC1R Mixer", "AIF1.2 Switch", "AIF1DAC2R" },
1528 { "DAC1R Mixer", "AIF1.1 Switch", "AIF1DAC1R" },
1529 { "DAC1R Mixer", "Left Sidetone Switch", "Left Sidetone" },
1530 { "DAC1R Mixer", "Right Sidetone Switch", "Right Sidetone" },
1531
1532 /* DAC2/AIF2 outputs */
1533 { "AIF2ADCL", NULL, "AIF2DAC2L Mixer" },
1534 { "DAC2L", NULL, "AIF2DAC2L Mixer" },
1535 { "AIF2DAC2L Mixer", "AIF2 Switch", "AIF2DACL" },
1536 { "AIF2DAC2L Mixer", "AIF1.2 Switch", "AIF1DAC2L" },
1537 { "AIF2DAC2L Mixer", "AIF1.1 Switch", "AIF1DAC1L" },
1538 { "AIF2DAC2L Mixer", "Left Sidetone Switch", "Left Sidetone" },
1539 { "AIF2DAC2L Mixer", "Right Sidetone Switch", "Right Sidetone" },
1540
1541 { "AIF2ADCR", NULL, "AIF2DAC2R Mixer" },
1542 { "DAC2R", NULL, "AIF2DAC2R Mixer" },
1543 { "AIF2DAC2R Mixer", "AIF2 Switch", "AIF2DACR" },
1544 { "AIF2DAC2R Mixer", "AIF1.2 Switch", "AIF1DAC2R" },
1545 { "AIF2DAC2R Mixer", "AIF1.1 Switch", "AIF1DAC1R" },
1546 { "AIF2DAC2R Mixer", "Left Sidetone Switch", "Left Sidetone" },
1547 { "AIF2DAC2R Mixer", "Right Sidetone Switch", "Right Sidetone" },
1548
1549 { "AIF2ADCDAT", NULL, "AIF2ADC Mux" },
1550
1551 /* AIF3 output */
1552 { "AIF3ADCDAT", "AIF1ADCDAT", "AIF1ADC1L" },
1553 { "AIF3ADCDAT", "AIF1ADCDAT", "AIF1ADC1R" },
1554 { "AIF3ADCDAT", "AIF1ADCDAT", "AIF1ADC2L" },
1555 { "AIF3ADCDAT", "AIF1ADCDAT", "AIF1ADC2R" },
1556 { "AIF3ADCDAT", "AIF2ADCDAT", "AIF2ADCL" },
1557 { "AIF3ADCDAT", "AIF2ADCDAT", "AIF2ADCR" },
1558 { "AIF3ADCDAT", "AIF2DACDAT", "AIF2DACL" },
1559 { "AIF3ADCDAT", "AIF2DACDAT", "AIF2DACR" },
1560
1561 /* Sidetone */
1562 { "Left Sidetone", "ADC/DMIC1", "ADCL Mux" },
1563 { "Left Sidetone", "DMIC2", "DMIC2L" },
1564 { "Right Sidetone", "ADC/DMIC1", "ADCR Mux" },
1565 { "Right Sidetone", "DMIC2", "DMIC2R" },
1566
1567 /* Output stages */
1568 { "Left Output Mixer", "DAC Switch", "DAC1L" },
1569 { "Right Output Mixer", "DAC Switch", "DAC1R" },
1570
1571 { "SPKL", "DAC1 Switch", "DAC1L" },
1572 { "SPKL", "DAC2 Switch", "DAC2L" },
1573
1574 { "SPKR", "DAC1 Switch", "DAC1R" },
1575 { "SPKR", "DAC2 Switch", "DAC2R" },
1576
1577 { "Left Headphone Mux", "DAC", "DAC1L" },
1578 { "Right Headphone Mux", "DAC", "DAC1R" },
1579 };
1580
1581 static const struct snd_soc_dapm_route wm8994_intercon[] = {
1582 { "AIF2DACL", NULL, "AIF2DAC Mux" },
1583 { "AIF2DACR", NULL, "AIF2DAC Mux" },
1584 };
1585
1586 static const struct snd_soc_dapm_route wm8958_intercon[] = {
1587 { "AIF2DACL", NULL, "AIF2DACL Mux" },
1588 { "AIF2DACR", NULL, "AIF2DACR Mux" },
1589
1590 { "AIF2DACL Mux", "AIF2", "AIF2DAC Mux" },
1591 { "AIF2DACL Mux", "AIF3", "AIF3DACDAT" },
1592 { "AIF2DACR Mux", "AIF2", "AIF2DAC Mux" },
1593 { "AIF2DACR Mux", "AIF3", "AIF3DACDAT" },
1594
1595 { "Mono PCM Out Mux", "AIF2ADCL", "AIF2ADCL" },
1596 { "Mono PCM Out Mux", "AIF2ADCR", "AIF2ADCR" },
1597
1598 { "AIF3ADC Mux", "Mono PCM", "Mono PCM Out Mux" },
1599 };
1600
1601 /* The size in bits of the FLL divide multiplied by 10
1602 * to allow rounding later */
1603 #define FIXED_FLL_SIZE ((1 << 16) * 10)
1604
1605 struct fll_div {
1606 u16 outdiv;
1607 u16 n;
1608 u16 k;
1609 u16 clk_ref_div;
1610 u16 fll_fratio;
1611 };
1612
1613 static int wm8994_get_fll_config(struct fll_div *fll,
1614 int freq_in, int freq_out)
1615 {
1616 u64 Kpart;
1617 unsigned int K, Ndiv, Nmod;
1618
1619 pr_debug("FLL input=%dHz, output=%dHz\n", freq_in, freq_out);
1620
1621 /* Scale the input frequency down to <= 13.5MHz */
1622 fll->clk_ref_div = 0;
1623 while (freq_in > 13500000) {
1624 fll->clk_ref_div++;
1625 freq_in /= 2;
1626
1627 if (fll->clk_ref_div > 3)
1628 return -EINVAL;
1629 }
1630 pr_debug("CLK_REF_DIV=%d, Fref=%dHz\n", fll->clk_ref_div, freq_in);
1631
1632 /* Scale the output to give 90MHz<=Fvco<=100MHz */
1633 fll->outdiv = 3;
1634 while (freq_out * (fll->outdiv + 1) < 90000000) {
1635 fll->outdiv++;
1636 if (fll->outdiv > 63)
1637 return -EINVAL;
1638 }
1639 freq_out *= fll->outdiv + 1;
1640 pr_debug("OUTDIV=%d, Fvco=%dHz\n", fll->outdiv, freq_out);
1641
1642 if (freq_in > 1000000) {
1643 fll->fll_fratio = 0;
1644 } else if (freq_in > 256000) {
1645 fll->fll_fratio = 1;
1646 freq_in *= 2;
1647 } else if (freq_in > 128000) {
1648 fll->fll_fratio = 2;
1649 freq_in *= 4;
1650 } else if (freq_in > 64000) {
1651 fll->fll_fratio = 3;
1652 freq_in *= 8;
1653 } else {
1654 fll->fll_fratio = 4;
1655 freq_in *= 16;
1656 }
1657 pr_debug("FLL_FRATIO=%d, Fref=%dHz\n", fll->fll_fratio, freq_in);
1658
1659 /* Now, calculate N.K */
1660 Ndiv = freq_out / freq_in;
1661
1662 fll->n = Ndiv;
1663 Nmod = freq_out % freq_in;
1664 pr_debug("Nmod=%d\n", Nmod);
1665
1666 /* Calculate fractional part - scale up so we can round. */
1667 Kpart = FIXED_FLL_SIZE * (long long)Nmod;
1668
1669 do_div(Kpart, freq_in);
1670
1671 K = Kpart & 0xFFFFFFFF;
1672
1673 if ((K % 10) >= 5)
1674 K += 5;
1675
1676 /* Move down to proper range now rounding is done */
1677 fll->k = K / 10;
1678
1679 pr_debug("N=%x K=%x\n", fll->n, fll->k);
1680
1681 return 0;
1682 }
1683
1684 static int _wm8994_set_fll(struct snd_soc_codec *codec, int id, int src,
1685 unsigned int freq_in, unsigned int freq_out)
1686 {
1687 struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
1688 int reg_offset, ret;
1689 struct fll_div fll;
1690 u16 reg, aif1, aif2;
1691
1692 aif1 = snd_soc_read(codec, WM8994_AIF1_CLOCKING_1)
1693 & WM8994_AIF1CLK_ENA;
1694
1695 aif2 = snd_soc_read(codec, WM8994_AIF2_CLOCKING_1)
1696 & WM8994_AIF2CLK_ENA;
1697
1698 switch (id) {
1699 case WM8994_FLL1:
1700 reg_offset = 0;
1701 id = 0;
1702 break;
1703 case WM8994_FLL2:
1704 reg_offset = 0x20;
1705 id = 1;
1706 break;
1707 default:
1708 return -EINVAL;
1709 }
1710
1711 switch (src) {
1712 case 0:
1713 /* Allow no source specification when stopping */
1714 if (freq_out)
1715 return -EINVAL;
1716 src = wm8994->fll[id].src;
1717 break;
1718 case WM8994_FLL_SRC_MCLK1:
1719 case WM8994_FLL_SRC_MCLK2:
1720 case WM8994_FLL_SRC_LRCLK:
1721 case WM8994_FLL_SRC_BCLK:
1722 break;
1723 default:
1724 return -EINVAL;
1725 }
1726
1727 /* Are we changing anything? */
1728 if (wm8994->fll[id].src == src &&
1729 wm8994->fll[id].in == freq_in && wm8994->fll[id].out == freq_out)
1730 return 0;
1731
1732 /* If we're stopping the FLL redo the old config - no
1733 * registers will actually be written but we avoid GCC flow
1734 * analysis bugs spewing warnings.
1735 */
1736 if (freq_out)
1737 ret = wm8994_get_fll_config(&fll, freq_in, freq_out);
1738 else
1739 ret = wm8994_get_fll_config(&fll, wm8994->fll[id].in,
1740 wm8994->fll[id].out);
1741 if (ret < 0)
1742 return ret;
1743
1744 /* Gate the AIF clocks while we reclock */
1745 snd_soc_update_bits(codec, WM8994_AIF1_CLOCKING_1,
1746 WM8994_AIF1CLK_ENA, 0);
1747 snd_soc_update_bits(codec, WM8994_AIF2_CLOCKING_1,
1748 WM8994_AIF2CLK_ENA, 0);
1749
1750 /* We always need to disable the FLL while reconfiguring */
1751 snd_soc_update_bits(codec, WM8994_FLL1_CONTROL_1 + reg_offset,
1752 WM8994_FLL1_ENA, 0);
1753
1754 reg = (fll.outdiv << WM8994_FLL1_OUTDIV_SHIFT) |
1755 (fll.fll_fratio << WM8994_FLL1_FRATIO_SHIFT);
1756 snd_soc_update_bits(codec, WM8994_FLL1_CONTROL_2 + reg_offset,
1757 WM8994_FLL1_OUTDIV_MASK |
1758 WM8994_FLL1_FRATIO_MASK, reg);
1759
1760 snd_soc_write(codec, WM8994_FLL1_CONTROL_3 + reg_offset, fll.k);
1761
1762 snd_soc_update_bits(codec, WM8994_FLL1_CONTROL_4 + reg_offset,
1763 WM8994_FLL1_N_MASK,
1764 fll.n << WM8994_FLL1_N_SHIFT);
1765
1766 snd_soc_update_bits(codec, WM8994_FLL1_CONTROL_5 + reg_offset,
1767 WM8994_FLL1_REFCLK_DIV_MASK |
1768 WM8994_FLL1_REFCLK_SRC_MASK,
1769 (fll.clk_ref_div << WM8994_FLL1_REFCLK_DIV_SHIFT) |
1770 (src - 1));
1771
1772 /* Enable (with fractional mode if required) */
1773 if (freq_out) {
1774 if (fll.k)
1775 reg = WM8994_FLL1_ENA | WM8994_FLL1_FRAC;
1776 else
1777 reg = WM8994_FLL1_ENA;
1778 snd_soc_update_bits(codec, WM8994_FLL1_CONTROL_1 + reg_offset,
1779 WM8994_FLL1_ENA | WM8994_FLL1_FRAC,
1780 reg);
1781 }
1782
1783 wm8994->fll[id].in = freq_in;
1784 wm8994->fll[id].out = freq_out;
1785 wm8994->fll[id].src = src;
1786
1787 /* Enable any gated AIF clocks */
1788 snd_soc_update_bits(codec, WM8994_AIF1_CLOCKING_1,
1789 WM8994_AIF1CLK_ENA, aif1);
1790 snd_soc_update_bits(codec, WM8994_AIF2_CLOCKING_1,
1791 WM8994_AIF2CLK_ENA, aif2);
1792
1793 configure_clock(codec);
1794
1795 return 0;
1796 }
1797
1798
1799 static int opclk_divs[] = { 10, 20, 30, 40, 55, 60, 80, 120, 160 };
1800
1801 static int wm8994_set_fll(struct snd_soc_dai *dai, int id, int src,
1802 unsigned int freq_in, unsigned int freq_out)
1803 {
1804 return _wm8994_set_fll(dai->codec, id, src, freq_in, freq_out);
1805 }
1806
1807 static int wm8994_set_dai_sysclk(struct snd_soc_dai *dai,
1808 int clk_id, unsigned int freq, int dir)
1809 {
1810 struct snd_soc_codec *codec = dai->codec;
1811 struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
1812 int i;
1813
1814 switch (dai->id) {
1815 case 1:
1816 case 2:
1817 break;
1818
1819 default:
1820 /* AIF3 shares clocking with AIF1/2 */
1821 return -EINVAL;
1822 }
1823
1824 switch (clk_id) {
1825 case WM8994_SYSCLK_MCLK1:
1826 wm8994->sysclk[dai->id - 1] = WM8994_SYSCLK_MCLK1;
1827 wm8994->mclk[0] = freq;
1828 dev_dbg(dai->dev, "AIF%d using MCLK1 at %uHz\n",
1829 dai->id, freq);
1830 break;
1831
1832 case WM8994_SYSCLK_MCLK2:
1833 /* TODO: Set GPIO AF */
1834 wm8994->sysclk[dai->id - 1] = WM8994_SYSCLK_MCLK2;
1835 wm8994->mclk[1] = freq;
1836 dev_dbg(dai->dev, "AIF%d using MCLK2 at %uHz\n",
1837 dai->id, freq);
1838 break;
1839
1840 case WM8994_SYSCLK_FLL1:
1841 wm8994->sysclk[dai->id - 1] = WM8994_SYSCLK_FLL1;
1842 dev_dbg(dai->dev, "AIF%d using FLL1\n", dai->id);
1843 break;
1844
1845 case WM8994_SYSCLK_FLL2:
1846 wm8994->sysclk[dai->id - 1] = WM8994_SYSCLK_FLL2;
1847 dev_dbg(dai->dev, "AIF%d using FLL2\n", dai->id);
1848 break;
1849
1850 case WM8994_SYSCLK_OPCLK:
1851 /* Special case - a division (times 10) is given and
1852 * no effect on main clocking.
1853 */
1854 if (freq) {
1855 for (i = 0; i < ARRAY_SIZE(opclk_divs); i++)
1856 if (opclk_divs[i] == freq)
1857 break;
1858 if (i == ARRAY_SIZE(opclk_divs))
1859 return -EINVAL;
1860 snd_soc_update_bits(codec, WM8994_CLOCKING_2,
1861 WM8994_OPCLK_DIV_MASK, i);
1862 snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_2,
1863 WM8994_OPCLK_ENA, WM8994_OPCLK_ENA);
1864 } else {
1865 snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_2,
1866 WM8994_OPCLK_ENA, 0);
1867 }
1868
1869 default:
1870 return -EINVAL;
1871 }
1872
1873 configure_clock(codec);
1874
1875 return 0;
1876 }
1877
1878 static int wm8994_set_bias_level(struct snd_soc_codec *codec,
1879 enum snd_soc_bias_level level)
1880 {
1881 struct wm8994 *control = codec->control_data;
1882 struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
1883
1884 switch (level) {
1885 case SND_SOC_BIAS_ON:
1886 break;
1887
1888 case SND_SOC_BIAS_PREPARE:
1889 /* VMID=2x40k */
1890 snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_1,
1891 WM8994_VMID_SEL_MASK, 0x2);
1892 break;
1893
1894 case SND_SOC_BIAS_STANDBY:
1895 if (codec->dapm.bias_level == SND_SOC_BIAS_OFF) {
1896 pm_runtime_get_sync(codec->dev);
1897
1898 switch (control->type) {
1899 case WM8994:
1900 if (wm8994->revision < 4) {
1901 /* Tweak DC servo and DSP
1902 * configuration for improved
1903 * performance. */
1904 snd_soc_write(codec, 0x102, 0x3);
1905 snd_soc_write(codec, 0x56, 0x3);
1906 snd_soc_write(codec, 0x817, 0);
1907 snd_soc_write(codec, 0x102, 0);
1908 }
1909 break;
1910
1911 case WM8958:
1912 if (wm8994->revision == 0) {
1913 /* Optimise performance for rev A */
1914 snd_soc_write(codec, 0x102, 0x3);
1915 snd_soc_write(codec, 0xcb, 0x81);
1916 snd_soc_write(codec, 0x817, 0);
1917 snd_soc_write(codec, 0x102, 0);
1918
1919 snd_soc_update_bits(codec,
1920 WM8958_CHARGE_PUMP_2,
1921 WM8958_CP_DISCH,
1922 WM8958_CP_DISCH);
1923 }
1924 break;
1925 }
1926
1927 /* Discharge LINEOUT1 & 2 */
1928 snd_soc_update_bits(codec, WM8994_ANTIPOP_1,
1929 WM8994_LINEOUT1_DISCH |
1930 WM8994_LINEOUT2_DISCH,
1931 WM8994_LINEOUT1_DISCH |
1932 WM8994_LINEOUT2_DISCH);
1933
1934 /* Startup bias, VMID ramp & buffer */
1935 snd_soc_update_bits(codec, WM8994_ANTIPOP_2,
1936 WM8994_STARTUP_BIAS_ENA |
1937 WM8994_VMID_BUF_ENA |
1938 WM8994_VMID_RAMP_MASK,
1939 WM8994_STARTUP_BIAS_ENA |
1940 WM8994_VMID_BUF_ENA |
1941 (0x11 << WM8994_VMID_RAMP_SHIFT));
1942
1943 /* Main bias enable, VMID=2x40k */
1944 snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_1,
1945 WM8994_BIAS_ENA |
1946 WM8994_VMID_SEL_MASK,
1947 WM8994_BIAS_ENA | 0x2);
1948
1949 msleep(20);
1950 }
1951
1952 /* VMID=2x500k */
1953 snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_1,
1954 WM8994_VMID_SEL_MASK, 0x4);
1955
1956 break;
1957
1958 case SND_SOC_BIAS_OFF:
1959 if (codec->dapm.bias_level == SND_SOC_BIAS_STANDBY) {
1960 /* Switch over to startup biases */
1961 snd_soc_update_bits(codec, WM8994_ANTIPOP_2,
1962 WM8994_BIAS_SRC |
1963 WM8994_STARTUP_BIAS_ENA |
1964 WM8994_VMID_BUF_ENA |
1965 WM8994_VMID_RAMP_MASK,
1966 WM8994_BIAS_SRC |
1967 WM8994_STARTUP_BIAS_ENA |
1968 WM8994_VMID_BUF_ENA |
1969 (1 << WM8994_VMID_RAMP_SHIFT));
1970
1971 /* Disable main biases */
1972 snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_1,
1973 WM8994_BIAS_ENA |
1974 WM8994_VMID_SEL_MASK, 0);
1975
1976 /* Discharge line */
1977 snd_soc_update_bits(codec, WM8994_ANTIPOP_1,
1978 WM8994_LINEOUT1_DISCH |
1979 WM8994_LINEOUT2_DISCH,
1980 WM8994_LINEOUT1_DISCH |
1981 WM8994_LINEOUT2_DISCH);
1982
1983 msleep(5);
1984
1985 /* Switch off startup biases */
1986 snd_soc_update_bits(codec, WM8994_ANTIPOP_2,
1987 WM8994_BIAS_SRC |
1988 WM8994_STARTUP_BIAS_ENA |
1989 WM8994_VMID_BUF_ENA |
1990 WM8994_VMID_RAMP_MASK, 0);
1991
1992 pm_runtime_put(codec->dev);
1993 }
1994 break;
1995 }
1996 codec->dapm.bias_level = level;
1997 return 0;
1998 }
1999
2000 static int wm8994_set_dai_fmt(struct snd_soc_dai *dai, unsigned int fmt)
2001 {
2002 struct snd_soc_codec *codec = dai->codec;
2003 struct wm8994 *control = codec->control_data;
2004 int ms_reg;
2005 int aif1_reg;
2006 int ms = 0;
2007 int aif1 = 0;
2008
2009 switch (dai->id) {
2010 case 1:
2011 ms_reg = WM8994_AIF1_MASTER_SLAVE;
2012 aif1_reg = WM8994_AIF1_CONTROL_1;
2013 break;
2014 case 2:
2015 ms_reg = WM8994_AIF2_MASTER_SLAVE;
2016 aif1_reg = WM8994_AIF2_CONTROL_1;
2017 break;
2018 default:
2019 return -EINVAL;
2020 }
2021
2022 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
2023 case SND_SOC_DAIFMT_CBS_CFS:
2024 break;
2025 case SND_SOC_DAIFMT_CBM_CFM:
2026 ms = WM8994_AIF1_MSTR;
2027 break;
2028 default:
2029 return -EINVAL;
2030 }
2031
2032 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
2033 case SND_SOC_DAIFMT_DSP_B:
2034 aif1 |= WM8994_AIF1_LRCLK_INV;
2035 case SND_SOC_DAIFMT_DSP_A:
2036 aif1 |= 0x18;
2037 break;
2038 case SND_SOC_DAIFMT_I2S:
2039 aif1 |= 0x10;
2040 break;
2041 case SND_SOC_DAIFMT_RIGHT_J:
2042 break;
2043 case SND_SOC_DAIFMT_LEFT_J:
2044 aif1 |= 0x8;
2045 break;
2046 default:
2047 return -EINVAL;
2048 }
2049
2050 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
2051 case SND_SOC_DAIFMT_DSP_A:
2052 case SND_SOC_DAIFMT_DSP_B:
2053 /* frame inversion not valid for DSP modes */
2054 switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
2055 case SND_SOC_DAIFMT_NB_NF:
2056 break;
2057 case SND_SOC_DAIFMT_IB_NF:
2058 aif1 |= WM8994_AIF1_BCLK_INV;
2059 break;
2060 default:
2061 return -EINVAL;
2062 }
2063 break;
2064
2065 case SND_SOC_DAIFMT_I2S:
2066 case SND_SOC_DAIFMT_RIGHT_J:
2067 case SND_SOC_DAIFMT_LEFT_J:
2068 switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
2069 case SND_SOC_DAIFMT_NB_NF:
2070 break;
2071 case SND_SOC_DAIFMT_IB_IF:
2072 aif1 |= WM8994_AIF1_BCLK_INV | WM8994_AIF1_LRCLK_INV;
2073 break;
2074 case SND_SOC_DAIFMT_IB_NF:
2075 aif1 |= WM8994_AIF1_BCLK_INV;
2076 break;
2077 case SND_SOC_DAIFMT_NB_IF:
2078 aif1 |= WM8994_AIF1_LRCLK_INV;
2079 break;
2080 default:
2081 return -EINVAL;
2082 }
2083 break;
2084 default:
2085 return -EINVAL;
2086 }
2087
2088 /* The AIF2 format configuration needs to be mirrored to AIF3
2089 * on WM8958 if it's in use so just do it all the time. */
2090 if (control->type == WM8958 && dai->id == 2)
2091 snd_soc_update_bits(codec, WM8958_AIF3_CONTROL_1,
2092 WM8994_AIF1_LRCLK_INV |
2093 WM8958_AIF3_FMT_MASK, aif1);
2094
2095 snd_soc_update_bits(codec, aif1_reg,
2096 WM8994_AIF1_BCLK_INV | WM8994_AIF1_LRCLK_INV |
2097 WM8994_AIF1_FMT_MASK,
2098 aif1);
2099 snd_soc_update_bits(codec, ms_reg, WM8994_AIF1_MSTR,
2100 ms);
2101
2102 return 0;
2103 }
2104
2105 static struct {
2106 int val, rate;
2107 } srs[] = {
2108 { 0, 8000 },
2109 { 1, 11025 },
2110 { 2, 12000 },
2111 { 3, 16000 },
2112 { 4, 22050 },
2113 { 5, 24000 },
2114 { 6, 32000 },
2115 { 7, 44100 },
2116 { 8, 48000 },
2117 { 9, 88200 },
2118 { 10, 96000 },
2119 };
2120
2121 static int fs_ratios[] = {
2122 64, 128, 192, 256, 348, 512, 768, 1024, 1408, 1536
2123 };
2124
2125 static int bclk_divs[] = {
2126 10, 15, 20, 30, 40, 50, 60, 80, 110, 120, 160, 220, 240, 320, 440, 480,
2127 640, 880, 960, 1280, 1760, 1920
2128 };
2129
2130 static int wm8994_hw_params(struct snd_pcm_substream *substream,
2131 struct snd_pcm_hw_params *params,
2132 struct snd_soc_dai *dai)
2133 {
2134 struct snd_soc_codec *codec = dai->codec;
2135 struct wm8994 *control = codec->control_data;
2136 struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
2137 int aif1_reg;
2138 int aif2_reg;
2139 int bclk_reg;
2140 int lrclk_reg;
2141 int rate_reg;
2142 int aif1 = 0;
2143 int aif2 = 0;
2144 int bclk = 0;
2145 int lrclk = 0;
2146 int rate_val = 0;
2147 int id = dai->id - 1;
2148
2149 int i, cur_val, best_val, bclk_rate, best;
2150
2151 switch (dai->id) {
2152 case 1:
2153 aif1_reg = WM8994_AIF1_CONTROL_1;
2154 aif2_reg = WM8994_AIF1_CONTROL_2;
2155 bclk_reg = WM8994_AIF1_BCLK;
2156 rate_reg = WM8994_AIF1_RATE;
2157 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK ||
2158 wm8994->lrclk_shared[0]) {
2159 lrclk_reg = WM8994_AIF1DAC_LRCLK;
2160 } else {
2161 lrclk_reg = WM8994_AIF1ADC_LRCLK;
2162 dev_dbg(codec->dev, "AIF1 using split LRCLK\n");
2163 }
2164 break;
2165 case 2:
2166 aif1_reg = WM8994_AIF2_CONTROL_1;
2167 aif2_reg = WM8994_AIF2_CONTROL_2;
2168 bclk_reg = WM8994_AIF2_BCLK;
2169 rate_reg = WM8994_AIF2_RATE;
2170 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK ||
2171 wm8994->lrclk_shared[1]) {
2172 lrclk_reg = WM8994_AIF2DAC_LRCLK;
2173 } else {
2174 lrclk_reg = WM8994_AIF2ADC_LRCLK;
2175 dev_dbg(codec->dev, "AIF2 using split LRCLK\n");
2176 }
2177 break;
2178 case 3:
2179 switch (control->type) {
2180 case WM8958:
2181 aif1_reg = WM8958_AIF3_CONTROL_1;
2182 break;
2183 default:
2184 return 0;
2185 }
2186 default:
2187 return -EINVAL;
2188 }
2189
2190 bclk_rate = params_rate(params) * 2;
2191 switch (params_format(params)) {
2192 case SNDRV_PCM_FORMAT_S16_LE:
2193 bclk_rate *= 16;
2194 break;
2195 case SNDRV_PCM_FORMAT_S20_3LE:
2196 bclk_rate *= 20;
2197 aif1 |= 0x20;
2198 break;
2199 case SNDRV_PCM_FORMAT_S24_LE:
2200 bclk_rate *= 24;
2201 aif1 |= 0x40;
2202 break;
2203 case SNDRV_PCM_FORMAT_S32_LE:
2204 bclk_rate *= 32;
2205 aif1 |= 0x60;
2206 break;
2207 default:
2208 return -EINVAL;
2209 }
2210
2211 /* Try to find an appropriate sample rate; look for an exact match. */
2212 for (i = 0; i < ARRAY_SIZE(srs); i++)
2213 if (srs[i].rate == params_rate(params))
2214 break;
2215 if (i == ARRAY_SIZE(srs))
2216 return -EINVAL;
2217 rate_val |= srs[i].val << WM8994_AIF1_SR_SHIFT;
2218
2219 dev_dbg(dai->dev, "Sample rate is %dHz\n", srs[i].rate);
2220 dev_dbg(dai->dev, "AIF%dCLK is %dHz, target BCLK %dHz\n",
2221 dai->id, wm8994->aifclk[id], bclk_rate);
2222
2223 if (params_channels(params) == 1 &&
2224 (snd_soc_read(codec, aif1_reg) & 0x18) == 0x18)
2225 aif2 |= WM8994_AIF1_MONO;
2226
2227 if (wm8994->aifclk[id] == 0) {
2228 dev_err(dai->dev, "AIF%dCLK not configured\n", dai->id);
2229 return -EINVAL;
2230 }
2231
2232 /* AIFCLK/fs ratio; look for a close match in either direction */
2233 best = 0;
2234 best_val = abs((fs_ratios[0] * params_rate(params))
2235 - wm8994->aifclk[id]);
2236 for (i = 1; i < ARRAY_SIZE(fs_ratios); i++) {
2237 cur_val = abs((fs_ratios[i] * params_rate(params))
2238 - wm8994->aifclk[id]);
2239 if (cur_val >= best_val)
2240 continue;
2241 best = i;
2242 best_val = cur_val;
2243 }
2244 dev_dbg(dai->dev, "Selected AIF%dCLK/fs = %d\n",
2245 dai->id, fs_ratios[best]);
2246 rate_val |= best;
2247
2248 /* We may not get quite the right frequency if using
2249 * approximate clocks so look for the closest match that is
2250 * higher than the target (we need to ensure that there enough
2251 * BCLKs to clock out the samples).
2252 */
2253 best = 0;
2254 for (i = 0; i < ARRAY_SIZE(bclk_divs); i++) {
2255 cur_val = (wm8994->aifclk[id] * 10 / bclk_divs[i]) - bclk_rate;
2256 if (cur_val < 0) /* BCLK table is sorted */
2257 break;
2258 best = i;
2259 }
2260 bclk_rate = wm8994->aifclk[id] * 10 / bclk_divs[best];
2261 dev_dbg(dai->dev, "Using BCLK_DIV %d for actual BCLK %dHz\n",
2262 bclk_divs[best], bclk_rate);
2263 bclk |= best << WM8994_AIF1_BCLK_DIV_SHIFT;
2264
2265 lrclk = bclk_rate / params_rate(params);
2266 dev_dbg(dai->dev, "Using LRCLK rate %d for actual LRCLK %dHz\n",
2267 lrclk, bclk_rate / lrclk);
2268
2269 snd_soc_update_bits(codec, aif1_reg, WM8994_AIF1_WL_MASK, aif1);
2270 snd_soc_update_bits(codec, aif2_reg, WM8994_AIF1_MONO, aif2);
2271 snd_soc_update_bits(codec, bclk_reg, WM8994_AIF1_BCLK_DIV_MASK, bclk);
2272 snd_soc_update_bits(codec, lrclk_reg, WM8994_AIF1DAC_RATE_MASK,
2273 lrclk);
2274 snd_soc_update_bits(codec, rate_reg, WM8994_AIF1_SR_MASK |
2275 WM8994_AIF1CLK_RATE_MASK, rate_val);
2276
2277 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
2278 switch (dai->id) {
2279 case 1:
2280 wm8994->dac_rates[0] = params_rate(params);
2281 wm8994_set_retune_mobile(codec, 0);
2282 wm8994_set_retune_mobile(codec, 1);
2283 break;
2284 case 2:
2285 wm8994->dac_rates[1] = params_rate(params);
2286 wm8994_set_retune_mobile(codec, 2);
2287 break;
2288 }
2289 }
2290
2291 return 0;
2292 }
2293
2294 static int wm8994_aif3_hw_params(struct snd_pcm_substream *substream,
2295 struct snd_pcm_hw_params *params,
2296 struct snd_soc_dai *dai)
2297 {
2298 struct snd_soc_codec *codec = dai->codec;
2299 struct wm8994 *control = codec->control_data;
2300 int aif1_reg;
2301 int aif1 = 0;
2302
2303 switch (dai->id) {
2304 case 3:
2305 switch (control->type) {
2306 case WM8958:
2307 aif1_reg = WM8958_AIF3_CONTROL_1;
2308 break;
2309 default:
2310 return 0;
2311 }
2312 default:
2313 return 0;
2314 }
2315
2316 switch (params_format(params)) {
2317 case SNDRV_PCM_FORMAT_S16_LE:
2318 break;
2319 case SNDRV_PCM_FORMAT_S20_3LE:
2320 aif1 |= 0x20;
2321 break;
2322 case SNDRV_PCM_FORMAT_S24_LE:
2323 aif1 |= 0x40;
2324 break;
2325 case SNDRV_PCM_FORMAT_S32_LE:
2326 aif1 |= 0x60;
2327 break;
2328 default:
2329 return -EINVAL;
2330 }
2331
2332 return snd_soc_update_bits(codec, aif1_reg, WM8994_AIF1_WL_MASK, aif1);
2333 }
2334
2335 static int wm8994_aif_mute(struct snd_soc_dai *codec_dai, int mute)
2336 {
2337 struct snd_soc_codec *codec = codec_dai->codec;
2338 int mute_reg;
2339 int reg;
2340
2341 switch (codec_dai->id) {
2342 case 1:
2343 mute_reg = WM8994_AIF1_DAC1_FILTERS_1;
2344 break;
2345 case 2:
2346 mute_reg = WM8994_AIF2_DAC_FILTERS_1;
2347 break;
2348 default:
2349 return -EINVAL;
2350 }
2351
2352 if (mute)
2353 reg = WM8994_AIF1DAC1_MUTE;
2354 else
2355 reg = 0;
2356
2357 snd_soc_update_bits(codec, mute_reg, WM8994_AIF1DAC1_MUTE, reg);
2358
2359 return 0;
2360 }
2361
2362 static int wm8994_set_tristate(struct snd_soc_dai *codec_dai, int tristate)
2363 {
2364 struct snd_soc_codec *codec = codec_dai->codec;
2365 int reg, val, mask;
2366
2367 switch (codec_dai->id) {
2368 case 1:
2369 reg = WM8994_AIF1_MASTER_SLAVE;
2370 mask = WM8994_AIF1_TRI;
2371 break;
2372 case 2:
2373 reg = WM8994_AIF2_MASTER_SLAVE;
2374 mask = WM8994_AIF2_TRI;
2375 break;
2376 case 3:
2377 reg = WM8994_POWER_MANAGEMENT_6;
2378 mask = WM8994_AIF3_TRI;
2379 break;
2380 default:
2381 return -EINVAL;
2382 }
2383
2384 if (tristate)
2385 val = mask;
2386 else
2387 val = 0;
2388
2389 return snd_soc_update_bits(codec, reg, mask, reg);
2390 }
2391
2392 #define WM8994_RATES SNDRV_PCM_RATE_8000_96000
2393
2394 #define WM8994_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\
2395 SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE)
2396
2397 static struct snd_soc_dai_ops wm8994_aif1_dai_ops = {
2398 .set_sysclk = wm8994_set_dai_sysclk,
2399 .set_fmt = wm8994_set_dai_fmt,
2400 .hw_params = wm8994_hw_params,
2401 .digital_mute = wm8994_aif_mute,
2402 .set_pll = wm8994_set_fll,
2403 .set_tristate = wm8994_set_tristate,
2404 };
2405
2406 static struct snd_soc_dai_ops wm8994_aif2_dai_ops = {
2407 .set_sysclk = wm8994_set_dai_sysclk,
2408 .set_fmt = wm8994_set_dai_fmt,
2409 .hw_params = wm8994_hw_params,
2410 .digital_mute = wm8994_aif_mute,
2411 .set_pll = wm8994_set_fll,
2412 .set_tristate = wm8994_set_tristate,
2413 };
2414
2415 static struct snd_soc_dai_ops wm8994_aif3_dai_ops = {
2416 .hw_params = wm8994_aif3_hw_params,
2417 .set_tristate = wm8994_set_tristate,
2418 };
2419
2420 static struct snd_soc_dai_driver wm8994_dai[] = {
2421 {
2422 .name = "wm8994-aif1",
2423 .id = 1,
2424 .playback = {
2425 .stream_name = "AIF1 Playback",
2426 .channels_min = 1,
2427 .channels_max = 2,
2428 .rates = WM8994_RATES,
2429 .formats = WM8994_FORMATS,
2430 },
2431 .capture = {
2432 .stream_name = "AIF1 Capture",
2433 .channels_min = 1,
2434 .channels_max = 2,
2435 .rates = WM8994_RATES,
2436 .formats = WM8994_FORMATS,
2437 },
2438 .ops = &wm8994_aif1_dai_ops,
2439 },
2440 {
2441 .name = "wm8994-aif2",
2442 .id = 2,
2443 .playback = {
2444 .stream_name = "AIF2 Playback",
2445 .channels_min = 1,
2446 .channels_max = 2,
2447 .rates = WM8994_RATES,
2448 .formats = WM8994_FORMATS,
2449 },
2450 .capture = {
2451 .stream_name = "AIF2 Capture",
2452 .channels_min = 1,
2453 .channels_max = 2,
2454 .rates = WM8994_RATES,
2455 .formats = WM8994_FORMATS,
2456 },
2457 .ops = &wm8994_aif2_dai_ops,
2458 },
2459 {
2460 .name = "wm8994-aif3",
2461 .id = 3,
2462 .playback = {
2463 .stream_name = "AIF3 Playback",
2464 .channels_min = 1,
2465 .channels_max = 2,
2466 .rates = WM8994_RATES,
2467 .formats = WM8994_FORMATS,
2468 },
2469 .capture = {
2470 .stream_name = "AIF3 Capture",
2471 .channels_min = 1,
2472 .channels_max = 2,
2473 .rates = WM8994_RATES,
2474 .formats = WM8994_FORMATS,
2475 },
2476 .ops = &wm8994_aif3_dai_ops,
2477 }
2478 };
2479
2480 #ifdef CONFIG_PM
2481 static int wm8994_suspend(struct snd_soc_codec *codec, pm_message_t state)
2482 {
2483 struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
2484 int i, ret;
2485
2486 for (i = 0; i < ARRAY_SIZE(wm8994->fll); i++) {
2487 memcpy(&wm8994->fll_suspend[i], &wm8994->fll[i],
2488 sizeof(struct fll_config));
2489 ret = _wm8994_set_fll(codec, i + 1, 0, 0, 0);
2490 if (ret < 0)
2491 dev_warn(codec->dev, "Failed to stop FLL%d: %d\n",
2492 i + 1, ret);
2493 }
2494
2495 wm8994_set_bias_level(codec, SND_SOC_BIAS_OFF);
2496
2497 return 0;
2498 }
2499
2500 static int wm8994_resume(struct snd_soc_codec *codec)
2501 {
2502 struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
2503 int i, ret;
2504
2505 /* Restore the registers */
2506 ret = snd_soc_cache_sync(codec);
2507 if (ret != 0)
2508 dev_err(codec->dev, "Failed to sync cache: %d\n", ret);
2509
2510 wm8994_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
2511
2512 for (i = 0; i < ARRAY_SIZE(wm8994->fll); i++) {
2513 if (!wm8994->fll_suspend[i].out)
2514 continue;
2515
2516 ret = _wm8994_set_fll(codec, i + 1,
2517 wm8994->fll_suspend[i].src,
2518 wm8994->fll_suspend[i].in,
2519 wm8994->fll_suspend[i].out);
2520 if (ret < 0)
2521 dev_warn(codec->dev, "Failed to restore FLL%d: %d\n",
2522 i + 1, ret);
2523 }
2524
2525 return 0;
2526 }
2527 #else
2528 #define wm8994_suspend NULL
2529 #define wm8994_resume NULL
2530 #endif
2531
2532 static void wm8994_handle_retune_mobile_pdata(struct wm8994_priv *wm8994)
2533 {
2534 struct snd_soc_codec *codec = wm8994->codec;
2535 struct wm8994_pdata *pdata = wm8994->pdata;
2536 struct snd_kcontrol_new controls[] = {
2537 SOC_ENUM_EXT("AIF1.1 EQ Mode",
2538 wm8994->retune_mobile_enum,
2539 wm8994_get_retune_mobile_enum,
2540 wm8994_put_retune_mobile_enum),
2541 SOC_ENUM_EXT("AIF1.2 EQ Mode",
2542 wm8994->retune_mobile_enum,
2543 wm8994_get_retune_mobile_enum,
2544 wm8994_put_retune_mobile_enum),
2545 SOC_ENUM_EXT("AIF2 EQ Mode",
2546 wm8994->retune_mobile_enum,
2547 wm8994_get_retune_mobile_enum,
2548 wm8994_put_retune_mobile_enum),
2549 };
2550 int ret, i, j;
2551 const char **t;
2552
2553 /* We need an array of texts for the enum API but the number
2554 * of texts is likely to be less than the number of
2555 * configurations due to the sample rate dependency of the
2556 * configurations. */
2557 wm8994->num_retune_mobile_texts = 0;
2558 wm8994->retune_mobile_texts = NULL;
2559 for (i = 0; i < pdata->num_retune_mobile_cfgs; i++) {
2560 for (j = 0; j < wm8994->num_retune_mobile_texts; j++) {
2561 if (strcmp(pdata->retune_mobile_cfgs[i].name,
2562 wm8994->retune_mobile_texts[j]) == 0)
2563 break;
2564 }
2565
2566 if (j != wm8994->num_retune_mobile_texts)
2567 continue;
2568
2569 /* Expand the array... */
2570 t = krealloc(wm8994->retune_mobile_texts,
2571 sizeof(char *) *
2572 (wm8994->num_retune_mobile_texts + 1),
2573 GFP_KERNEL);
2574 if (t == NULL)
2575 continue;
2576
2577 /* ...store the new entry... */
2578 t[wm8994->num_retune_mobile_texts] =
2579 pdata->retune_mobile_cfgs[i].name;
2580
2581 /* ...and remember the new version. */
2582 wm8994->num_retune_mobile_texts++;
2583 wm8994->retune_mobile_texts = t;
2584 }
2585
2586 dev_dbg(codec->dev, "Allocated %d unique ReTune Mobile names\n",
2587 wm8994->num_retune_mobile_texts);
2588
2589 wm8994->retune_mobile_enum.max = wm8994->num_retune_mobile_texts;
2590 wm8994->retune_mobile_enum.texts = wm8994->retune_mobile_texts;
2591
2592 ret = snd_soc_add_controls(wm8994->codec, controls,
2593 ARRAY_SIZE(controls));
2594 if (ret != 0)
2595 dev_err(wm8994->codec->dev,
2596 "Failed to add ReTune Mobile controls: %d\n", ret);
2597 }
2598
2599 static void wm8994_handle_pdata(struct wm8994_priv *wm8994)
2600 {
2601 struct snd_soc_codec *codec = wm8994->codec;
2602 struct wm8994_pdata *pdata = wm8994->pdata;
2603 int ret, i;
2604
2605 if (!pdata)
2606 return;
2607
2608 wm_hubs_handle_analogue_pdata(codec, pdata->lineout1_diff,
2609 pdata->lineout2_diff,
2610 pdata->lineout1fb,
2611 pdata->lineout2fb,
2612 pdata->jd_scthr,
2613 pdata->jd_thr,
2614 pdata->micbias1_lvl,
2615 pdata->micbias2_lvl);
2616
2617 dev_dbg(codec->dev, "%d DRC configurations\n", pdata->num_drc_cfgs);
2618
2619 if (pdata->num_drc_cfgs) {
2620 struct snd_kcontrol_new controls[] = {
2621 SOC_ENUM_EXT("AIF1DRC1 Mode", wm8994->drc_enum,
2622 wm8994_get_drc_enum, wm8994_put_drc_enum),
2623 SOC_ENUM_EXT("AIF1DRC2 Mode", wm8994->drc_enum,
2624 wm8994_get_drc_enum, wm8994_put_drc_enum),
2625 SOC_ENUM_EXT("AIF2DRC Mode", wm8994->drc_enum,
2626 wm8994_get_drc_enum, wm8994_put_drc_enum),
2627 };
2628
2629 /* We need an array of texts for the enum API */
2630 wm8994->drc_texts = kmalloc(sizeof(char *)
2631 * pdata->num_drc_cfgs, GFP_KERNEL);
2632 if (!wm8994->drc_texts) {
2633 dev_err(wm8994->codec->dev,
2634 "Failed to allocate %d DRC config texts\n",
2635 pdata->num_drc_cfgs);
2636 return;
2637 }
2638
2639 for (i = 0; i < pdata->num_drc_cfgs; i++)
2640 wm8994->drc_texts[i] = pdata->drc_cfgs[i].name;
2641
2642 wm8994->drc_enum.max = pdata->num_drc_cfgs;
2643 wm8994->drc_enum.texts = wm8994->drc_texts;
2644
2645 ret = snd_soc_add_controls(wm8994->codec, controls,
2646 ARRAY_SIZE(controls));
2647 if (ret != 0)
2648 dev_err(wm8994->codec->dev,
2649 "Failed to add DRC mode controls: %d\n", ret);
2650
2651 for (i = 0; i < WM8994_NUM_DRC; i++)
2652 wm8994_set_drc(codec, i);
2653 }
2654
2655 dev_dbg(codec->dev, "%d ReTune Mobile configurations\n",
2656 pdata->num_retune_mobile_cfgs);
2657
2658 if (pdata->num_mbc_cfgs) {
2659 struct snd_kcontrol_new control[] = {
2660 SOC_ENUM_EXT("MBC Mode", wm8994->mbc_enum,
2661 wm8958_get_mbc_enum, wm8958_put_mbc_enum),
2662 };
2663
2664 /* We need an array of texts for the enum API */
2665 wm8994->mbc_texts = kmalloc(sizeof(char *)
2666 * pdata->num_mbc_cfgs, GFP_KERNEL);
2667 if (!wm8994->mbc_texts) {
2668 dev_err(wm8994->codec->dev,
2669 "Failed to allocate %d MBC config texts\n",
2670 pdata->num_mbc_cfgs);
2671 return;
2672 }
2673
2674 for (i = 0; i < pdata->num_mbc_cfgs; i++)
2675 wm8994->mbc_texts[i] = pdata->mbc_cfgs[i].name;
2676
2677 wm8994->mbc_enum.max = pdata->num_mbc_cfgs;
2678 wm8994->mbc_enum.texts = wm8994->mbc_texts;
2679
2680 ret = snd_soc_add_controls(wm8994->codec, control, 1);
2681 if (ret != 0)
2682 dev_err(wm8994->codec->dev,
2683 "Failed to add MBC mode controls: %d\n", ret);
2684 }
2685
2686 if (pdata->num_retune_mobile_cfgs)
2687 wm8994_handle_retune_mobile_pdata(wm8994);
2688 else
2689 snd_soc_add_controls(wm8994->codec, wm8994_eq_controls,
2690 ARRAY_SIZE(wm8994_eq_controls));
2691 }
2692
2693 /**
2694 * wm8994_mic_detect - Enable microphone detection via the WM8994 IRQ
2695 *
2696 * @codec: WM8994 codec
2697 * @jack: jack to report detection events on
2698 * @micbias: microphone bias to detect on
2699 * @det: value to report for presence detection
2700 * @shrt: value to report for short detection
2701 *
2702 * Enable microphone detection via IRQ on the WM8994. If GPIOs are
2703 * being used to bring out signals to the processor then only platform
2704 * data configuration is needed for WM8994 and processor GPIOs should
2705 * be configured using snd_soc_jack_add_gpios() instead.
2706 *
2707 * Configuration of detection levels is available via the micbias1_lvl
2708 * and micbias2_lvl platform data members.
2709 */
2710 int wm8994_mic_detect(struct snd_soc_codec *codec, struct snd_soc_jack *jack,
2711 int micbias, int det, int shrt)
2712 {
2713 struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
2714 struct wm8994_micdet *micdet;
2715 struct wm8994 *control = codec->control_data;
2716 int reg;
2717
2718 if (control->type != WM8994)
2719 return -EINVAL;
2720
2721 switch (micbias) {
2722 case 1:
2723 micdet = &wm8994->micdet[0];
2724 break;
2725 case 2:
2726 micdet = &wm8994->micdet[1];
2727 break;
2728 default:
2729 return -EINVAL;
2730 }
2731
2732 dev_dbg(codec->dev, "Configuring microphone detection on %d: %x %x\n",
2733 micbias, det, shrt);
2734
2735 /* Store the configuration */
2736 micdet->jack = jack;
2737 micdet->det = det;
2738 micdet->shrt = shrt;
2739
2740 /* If either of the jacks is set up then enable detection */
2741 if (wm8994->micdet[0].jack || wm8994->micdet[1].jack)
2742 reg = WM8994_MICD_ENA;
2743 else
2744 reg = 0;
2745
2746 snd_soc_update_bits(codec, WM8994_MICBIAS, WM8994_MICD_ENA, reg);
2747
2748 return 0;
2749 }
2750 EXPORT_SYMBOL_GPL(wm8994_mic_detect);
2751
2752 static irqreturn_t wm8994_mic_irq(int irq, void *data)
2753 {
2754 struct wm8994_priv *priv = data;
2755 struct snd_soc_codec *codec = priv->codec;
2756 int reg;
2757 int report;
2758
2759 #ifndef CONFIG_SND_SOC_WM8994_MODULE
2760 trace_snd_soc_jack_irq(dev_name(codec->dev));
2761 #endif
2762
2763 reg = snd_soc_read(codec, WM8994_INTERRUPT_RAW_STATUS_2);
2764 if (reg < 0) {
2765 dev_err(codec->dev, "Failed to read microphone status: %d\n",
2766 reg);
2767 return IRQ_HANDLED;
2768 }
2769
2770 dev_dbg(codec->dev, "Microphone status: %x\n", reg);
2771
2772 report = 0;
2773 if (reg & WM8994_MIC1_DET_STS)
2774 report |= priv->micdet[0].det;
2775 if (reg & WM8994_MIC1_SHRT_STS)
2776 report |= priv->micdet[0].shrt;
2777 snd_soc_jack_report(priv->micdet[0].jack, report,
2778 priv->micdet[0].det | priv->micdet[0].shrt);
2779
2780 report = 0;
2781 if (reg & WM8994_MIC2_DET_STS)
2782 report |= priv->micdet[1].det;
2783 if (reg & WM8994_MIC2_SHRT_STS)
2784 report |= priv->micdet[1].shrt;
2785 snd_soc_jack_report(priv->micdet[1].jack, report,
2786 priv->micdet[1].det | priv->micdet[1].shrt);
2787
2788 return IRQ_HANDLED;
2789 }
2790
2791 /* Default microphone detection handler for WM8958 - the user can
2792 * override this if they wish.
2793 */
2794 static void wm8958_default_micdet(u16 status, void *data)
2795 {
2796 struct snd_soc_codec *codec = data;
2797 struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
2798 int report = 0;
2799
2800 /* If nothing present then clear our statuses */
2801 if (!(status & WM8958_MICD_STS)) {
2802 wm8994->jack_is_video = false;
2803 wm8994->jack_is_mic = false;
2804 goto done;
2805 }
2806
2807 /* Assume anything over 475 ohms is a microphone and remember
2808 * that we've seen one (since buttons override it) */
2809 if (status & 0x600)
2810 wm8994->jack_is_mic = true;
2811 if (wm8994->jack_is_mic)
2812 report |= SND_JACK_MICROPHONE;
2813
2814 /* Video has an impedence of approximately 75 ohms; assume
2815 * this isn't used as a button and remember it since buttons
2816 * override it. */
2817 if (status & 0x40)
2818 wm8994->jack_is_video = true;
2819 if (wm8994->jack_is_video)
2820 report |= SND_JACK_VIDEOOUT;
2821
2822 /* Everything else is buttons; just assign slots */
2823 if (status & 0x4)
2824 report |= SND_JACK_BTN_0;
2825 if (status & 0x8)
2826 report |= SND_JACK_BTN_1;
2827 if (status & 0x10)
2828 report |= SND_JACK_BTN_2;
2829 if (status & 0x20)
2830 report |= SND_JACK_BTN_3;
2831 if (status & 0x80)
2832 report |= SND_JACK_BTN_4;
2833 if (status & 0x100)
2834 report |= SND_JACK_BTN_5;
2835
2836 done:
2837 snd_soc_jack_report(wm8994->micdet[0].jack,
2838 SND_JACK_BTN_0 | SND_JACK_BTN_1 | SND_JACK_BTN_2 |
2839 SND_JACK_BTN_3 | SND_JACK_BTN_4 | SND_JACK_BTN_5 |
2840 SND_JACK_MICROPHONE | SND_JACK_VIDEOOUT,
2841 report);
2842 }
2843
2844 /**
2845 * wm8958_mic_detect - Enable microphone detection via the WM8958 IRQ
2846 *
2847 * @codec: WM8958 codec
2848 * @jack: jack to report detection events on
2849 *
2850 * Enable microphone detection functionality for the WM8958. By
2851 * default simple detection which supports the detection of up to 6
2852 * buttons plus video and microphone functionality is supported.
2853 *
2854 * The WM8958 has an advanced jack detection facility which is able to
2855 * support complex accessory detection, especially when used in
2856 * conjunction with external circuitry. In order to provide maximum
2857 * flexiblity a callback is provided which allows a completely custom
2858 * detection algorithm.
2859 */
2860 int wm8958_mic_detect(struct snd_soc_codec *codec, struct snd_soc_jack *jack,
2861 wm8958_micdet_cb cb, void *cb_data)
2862 {
2863 struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
2864 struct wm8994 *control = codec->control_data;
2865
2866 if (control->type != WM8958)
2867 return -EINVAL;
2868
2869 if (jack) {
2870 if (!cb) {
2871 dev_dbg(codec->dev, "Using default micdet callback\n");
2872 cb = wm8958_default_micdet;
2873 cb_data = codec;
2874 }
2875
2876 wm8994->micdet[0].jack = jack;
2877 wm8994->jack_cb = cb;
2878 wm8994->jack_cb_data = cb_data;
2879
2880 snd_soc_update_bits(codec, WM8958_MIC_DETECT_1,
2881 WM8958_MICD_ENA, WM8958_MICD_ENA);
2882 } else {
2883 snd_soc_update_bits(codec, WM8958_MIC_DETECT_1,
2884 WM8958_MICD_ENA, 0);
2885 }
2886
2887 return 0;
2888 }
2889 EXPORT_SYMBOL_GPL(wm8958_mic_detect);
2890
2891 static irqreturn_t wm8958_mic_irq(int irq, void *data)
2892 {
2893 struct wm8994_priv *wm8994 = data;
2894 struct snd_soc_codec *codec = wm8994->codec;
2895 int reg;
2896
2897 reg = snd_soc_read(codec, WM8958_MIC_DETECT_3);
2898 if (reg < 0) {
2899 dev_err(codec->dev, "Failed to read mic detect status: %d\n",
2900 reg);
2901 return IRQ_NONE;
2902 }
2903
2904 if (!(reg & WM8958_MICD_VALID)) {
2905 dev_dbg(codec->dev, "Mic detect data not valid\n");
2906 goto out;
2907 }
2908
2909 #ifndef CONFIG_SND_SOC_WM8994_MODULE
2910 trace_snd_soc_jack_irq(dev_name(codec->dev));
2911 #endif
2912
2913 if (wm8994->jack_cb)
2914 wm8994->jack_cb(reg, wm8994->jack_cb_data);
2915 else
2916 dev_warn(codec->dev, "Accessory detection with no callback\n");
2917
2918 out:
2919 return IRQ_HANDLED;
2920 }
2921
2922 static int wm8994_codec_probe(struct snd_soc_codec *codec)
2923 {
2924 struct wm8994 *control;
2925 struct wm8994_priv *wm8994;
2926 struct snd_soc_dapm_context *dapm = &codec->dapm;
2927 int ret, i;
2928
2929 codec->control_data = dev_get_drvdata(codec->dev->parent);
2930 control = codec->control_data;
2931
2932 wm8994 = kzalloc(sizeof(struct wm8994_priv), GFP_KERNEL);
2933 if (wm8994 == NULL)
2934 return -ENOMEM;
2935 snd_soc_codec_set_drvdata(codec, wm8994);
2936
2937 wm8994->pdata = dev_get_platdata(codec->dev->parent);
2938 wm8994->codec = codec;
2939
2940 pm_runtime_enable(codec->dev);
2941 pm_runtime_resume(codec->dev);
2942
2943 /* Read our current status back from the chip - we don't want to
2944 * reset as this may interfere with the GPIO or LDO operation. */
2945 for (i = 0; i < WM8994_CACHE_SIZE; i++) {
2946 if (!wm8994_readable(i) || wm8994_volatile(i))
2947 continue;
2948
2949 ret = wm8994_reg_read(codec->control_data, i);
2950 if (ret <= 0)
2951 continue;
2952
2953 ret = snd_soc_cache_write(codec, i, ret);
2954 if (ret != 0) {
2955 dev_err(codec->dev,
2956 "Failed to initialise cache for 0x%x: %d\n",
2957 i, ret);
2958 goto err;
2959 }
2960 }
2961
2962 /* Set revision-specific configuration */
2963 wm8994->revision = snd_soc_read(codec, WM8994_CHIP_REVISION);
2964 switch (control->type) {
2965 case WM8994:
2966 switch (wm8994->revision) {
2967 case 2:
2968 case 3:
2969 wm8994->hubs.dcs_codes = -5;
2970 wm8994->hubs.hp_startup_mode = 1;
2971 wm8994->hubs.dcs_readback_mode = 1;
2972 break;
2973 default:
2974 wm8994->hubs.dcs_readback_mode = 1;
2975 break;
2976 }
2977
2978 case WM8958:
2979 wm8994->hubs.dcs_readback_mode = 1;
2980 break;
2981
2982 default:
2983 break;
2984 }
2985
2986 switch (control->type) {
2987 case WM8994:
2988 ret = wm8994_request_irq(codec->control_data,
2989 WM8994_IRQ_MIC1_DET,
2990 wm8994_mic_irq, "Mic 1 detect",
2991 wm8994);
2992 if (ret != 0)
2993 dev_warn(codec->dev,
2994 "Failed to request Mic1 detect IRQ: %d\n",
2995 ret);
2996
2997 ret = wm8994_request_irq(codec->control_data,
2998 WM8994_IRQ_MIC1_SHRT,
2999 wm8994_mic_irq, "Mic 1 short",
3000 wm8994);
3001 if (ret != 0)
3002 dev_warn(codec->dev,
3003 "Failed to request Mic1 short IRQ: %d\n",
3004 ret);
3005
3006 ret = wm8994_request_irq(codec->control_data,
3007 WM8994_IRQ_MIC2_DET,
3008 wm8994_mic_irq, "Mic 2 detect",
3009 wm8994);
3010 if (ret != 0)
3011 dev_warn(codec->dev,
3012 "Failed to request Mic2 detect IRQ: %d\n",
3013 ret);
3014
3015 ret = wm8994_request_irq(codec->control_data,
3016 WM8994_IRQ_MIC2_SHRT,
3017 wm8994_mic_irq, "Mic 2 short",
3018 wm8994);
3019 if (ret != 0)
3020 dev_warn(codec->dev,
3021 "Failed to request Mic2 short IRQ: %d\n",
3022 ret);
3023 break;
3024
3025 case WM8958:
3026 ret = wm8994_request_irq(codec->control_data,
3027 WM8994_IRQ_MIC1_DET,
3028 wm8958_mic_irq, "Mic detect",
3029 wm8994);
3030 if (ret != 0)
3031 dev_warn(codec->dev,
3032 "Failed to request Mic detect IRQ: %d\n",
3033 ret);
3034 break;
3035 }
3036
3037 /* Remember if AIFnLRCLK is configured as a GPIO. This should be
3038 * configured on init - if a system wants to do this dynamically
3039 * at runtime we can deal with that then.
3040 */
3041 ret = wm8994_reg_read(codec->control_data, WM8994_GPIO_1);
3042 if (ret < 0) {
3043 dev_err(codec->dev, "Failed to read GPIO1 state: %d\n", ret);
3044 goto err_irq;
3045 }
3046 if ((ret & WM8994_GPN_FN_MASK) != WM8994_GP_FN_PIN_SPECIFIC) {
3047 wm8994->lrclk_shared[0] = 1;
3048 wm8994_dai[0].symmetric_rates = 1;
3049 } else {
3050 wm8994->lrclk_shared[0] = 0;
3051 }
3052
3053 ret = wm8994_reg_read(codec->control_data, WM8994_GPIO_6);
3054 if (ret < 0) {
3055 dev_err(codec->dev, "Failed to read GPIO6 state: %d\n", ret);
3056 goto err_irq;
3057 }
3058 if ((ret & WM8994_GPN_FN_MASK) != WM8994_GP_FN_PIN_SPECIFIC) {
3059 wm8994->lrclk_shared[1] = 1;
3060 wm8994_dai[1].symmetric_rates = 1;
3061 } else {
3062 wm8994->lrclk_shared[1] = 0;
3063 }
3064
3065 wm8994_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
3066
3067 /* Latch volume updates (right only; we always do left then right). */
3068 snd_soc_update_bits(codec, WM8994_AIF1_DAC1_RIGHT_VOLUME,
3069 WM8994_AIF1DAC1_VU, WM8994_AIF1DAC1_VU);
3070 snd_soc_update_bits(codec, WM8994_AIF1_DAC2_RIGHT_VOLUME,
3071 WM8994_AIF1DAC2_VU, WM8994_AIF1DAC2_VU);
3072 snd_soc_update_bits(codec, WM8994_AIF2_DAC_RIGHT_VOLUME,
3073 WM8994_AIF2DAC_VU, WM8994_AIF2DAC_VU);
3074 snd_soc_update_bits(codec, WM8994_AIF1_ADC1_RIGHT_VOLUME,
3075 WM8994_AIF1ADC1_VU, WM8994_AIF1ADC1_VU);
3076 snd_soc_update_bits(codec, WM8994_AIF1_ADC2_RIGHT_VOLUME,
3077 WM8994_AIF1ADC2_VU, WM8994_AIF1ADC2_VU);
3078 snd_soc_update_bits(codec, WM8994_AIF2_ADC_RIGHT_VOLUME,
3079 WM8994_AIF2ADC_VU, WM8994_AIF1ADC2_VU);
3080 snd_soc_update_bits(codec, WM8994_DAC1_RIGHT_VOLUME,
3081 WM8994_DAC1_VU, WM8994_DAC1_VU);
3082 snd_soc_update_bits(codec, WM8994_DAC2_RIGHT_VOLUME,
3083 WM8994_DAC2_VU, WM8994_DAC2_VU);
3084
3085 /* Set the low bit of the 3D stereo depth so TLV matches */
3086 snd_soc_update_bits(codec, WM8994_AIF1_DAC1_FILTERS_2,
3087 1 << WM8994_AIF1DAC1_3D_GAIN_SHIFT,
3088 1 << WM8994_AIF1DAC1_3D_GAIN_SHIFT);
3089 snd_soc_update_bits(codec, WM8994_AIF1_DAC2_FILTERS_2,
3090 1 << WM8994_AIF1DAC2_3D_GAIN_SHIFT,
3091 1 << WM8994_AIF1DAC2_3D_GAIN_SHIFT);
3092 snd_soc_update_bits(codec, WM8994_AIF2_DAC_FILTERS_2,
3093 1 << WM8994_AIF2DAC_3D_GAIN_SHIFT,
3094 1 << WM8994_AIF2DAC_3D_GAIN_SHIFT);
3095
3096 /* Unconditionally enable AIF1 ADC TDM mode; it only affects
3097 * behaviour on idle TDM clock cycles. */
3098 snd_soc_update_bits(codec, WM8994_AIF1_CONTROL_1,
3099 WM8994_AIF1ADC_TDM, WM8994_AIF1ADC_TDM);
3100
3101 wm8994_update_class_w(codec);
3102
3103 wm8994_handle_pdata(wm8994);
3104
3105 wm_hubs_add_analogue_controls(codec);
3106 snd_soc_add_controls(codec, wm8994_snd_controls,
3107 ARRAY_SIZE(wm8994_snd_controls));
3108 snd_soc_dapm_new_controls(dapm, wm8994_dapm_widgets,
3109 ARRAY_SIZE(wm8994_dapm_widgets));
3110
3111 switch (control->type) {
3112 case WM8994:
3113 snd_soc_dapm_new_controls(dapm, wm8994_specific_dapm_widgets,
3114 ARRAY_SIZE(wm8994_specific_dapm_widgets));
3115 break;
3116 case WM8958:
3117 snd_soc_add_controls(codec, wm8958_snd_controls,
3118 ARRAY_SIZE(wm8958_snd_controls));
3119 snd_soc_dapm_new_controls(dapm, wm8958_dapm_widgets,
3120 ARRAY_SIZE(wm8958_dapm_widgets));
3121 break;
3122 }
3123
3124
3125 wm_hubs_add_analogue_routes(codec, 0, 0);
3126 snd_soc_dapm_add_routes(dapm, intercon, ARRAY_SIZE(intercon));
3127
3128 switch (control->type) {
3129 case WM8994:
3130 snd_soc_dapm_add_routes(dapm, wm8994_intercon,
3131 ARRAY_SIZE(wm8994_intercon));
3132 break;
3133 case WM8958:
3134 snd_soc_dapm_add_routes(dapm, wm8958_intercon,
3135 ARRAY_SIZE(wm8958_intercon));
3136 break;
3137 }
3138
3139 return 0;
3140
3141 err_irq:
3142 wm8994_free_irq(codec->control_data, WM8994_IRQ_MIC2_SHRT, wm8994);
3143 wm8994_free_irq(codec->control_data, WM8994_IRQ_MIC2_DET, wm8994);
3144 wm8994_free_irq(codec->control_data, WM8994_IRQ_MIC1_SHRT, wm8994);
3145 wm8994_free_irq(codec->control_data, WM8994_IRQ_MIC1_DET, wm8994);
3146 err:
3147 kfree(wm8994);
3148 return ret;
3149 }
3150
3151 static int wm8994_codec_remove(struct snd_soc_codec *codec)
3152 {
3153 struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
3154 struct wm8994 *control = codec->control_data;
3155
3156 wm8994_set_bias_level(codec, SND_SOC_BIAS_OFF);
3157
3158 pm_runtime_disable(codec->dev);
3159
3160 switch (control->type) {
3161 case WM8994:
3162 wm8994_free_irq(codec->control_data, WM8994_IRQ_MIC2_SHRT,
3163 wm8994);
3164 wm8994_free_irq(codec->control_data, WM8994_IRQ_MIC2_DET,
3165 wm8994);
3166 wm8994_free_irq(codec->control_data, WM8994_IRQ_MIC1_SHRT,
3167 wm8994);
3168 wm8994_free_irq(codec->control_data, WM8994_IRQ_MIC1_DET,
3169 wm8994);
3170 break;
3171
3172 case WM8958:
3173 wm8994_free_irq(codec->control_data, WM8994_IRQ_MIC1_DET,
3174 wm8994);
3175 break;
3176 }
3177 kfree(wm8994->retune_mobile_texts);
3178 kfree(wm8994->drc_texts);
3179 kfree(wm8994);
3180
3181 return 0;
3182 }
3183
3184 static struct snd_soc_codec_driver soc_codec_dev_wm8994 = {
3185 .probe = wm8994_codec_probe,
3186 .remove = wm8994_codec_remove,
3187 .suspend = wm8994_suspend,
3188 .resume = wm8994_resume,
3189 .read = wm8994_read,
3190 .write = wm8994_write,
3191 .readable_register = wm8994_readable,
3192 .volatile_register = wm8994_volatile,
3193 .set_bias_level = wm8994_set_bias_level,
3194
3195 .reg_cache_size = WM8994_CACHE_SIZE,
3196 .reg_cache_default = wm8994_reg_defaults,
3197 .reg_word_size = 2,
3198 .compress_type = SND_SOC_RBTREE_COMPRESSION,
3199 };
3200
3201 static int __devinit wm8994_probe(struct platform_device *pdev)
3202 {
3203 return snd_soc_register_codec(&pdev->dev, &soc_codec_dev_wm8994,
3204 wm8994_dai, ARRAY_SIZE(wm8994_dai));
3205 }
3206
3207 static int __devexit wm8994_remove(struct platform_device *pdev)
3208 {
3209 snd_soc_unregister_codec(&pdev->dev);
3210 return 0;
3211 }
3212
3213 static struct platform_driver wm8994_codec_driver = {
3214 .driver = {
3215 .name = "wm8994-codec",
3216 .owner = THIS_MODULE,
3217 },
3218 .probe = wm8994_probe,
3219 .remove = __devexit_p(wm8994_remove),
3220 };
3221
3222 static __init int wm8994_init(void)
3223 {
3224 return platform_driver_register(&wm8994_codec_driver);
3225 }
3226 module_init(wm8994_init);
3227
3228 static __exit void wm8994_exit(void)
3229 {
3230 platform_driver_unregister(&wm8994_codec_driver);
3231 }
3232 module_exit(wm8994_exit);
3233
3234
3235 MODULE_DESCRIPTION("ASoC WM8994 driver");
3236 MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.com>");
3237 MODULE_LICENSE("GPL");
3238 MODULE_ALIAS("platform:wm8994-codec");
Linux with added FPC-III support