1 /*
2 * wm8994.c -- WM8994 ALSA SoC Audio driver
3 *
4 * Copyright 2009-12 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/gcd.h>
20 #include <linux/i2c.h>
21 #include <linux/platform_device.h>
22 #include <linux/pm_runtime.h>
23 #include <linux/regulator/consumer.h>
24 #include <linux/slab.h>
25 #include <sound/core.h>
26 #include <sound/jack.h>
27 #include <sound/pcm.h>
28 #include <sound/pcm_params.h>
29 #include <sound/soc.h>
30 #include <sound/initval.h>
31 #include <sound/tlv.h>
32 #include <trace/events/asoc.h>
33
34 #include <linux/mfd/wm8994/core.h>
35 #include <linux/mfd/wm8994/registers.h>
36 #include <linux/mfd/wm8994/pdata.h>
37 #include <linux/mfd/wm8994/gpio.h>
38
39 #include "wm8994.h"
40 #include "wm_hubs.h"
41
42 #define WM1811_JACKDET_MODE_NONE 0x0000
43 #define WM1811_JACKDET_MODE_JACK 0x0100
44 #define WM1811_JACKDET_MODE_MIC 0x0080
45 #define WM1811_JACKDET_MODE_AUDIO 0x0180
46
47 #define WM8994_NUM_DRC 3
48 #define WM8994_NUM_EQ 3
49
50 static struct {
51 unsigned int reg;
52 unsigned int mask;
53 } wm8994_vu_bits[] = {
54 { WM8994_LEFT_LINE_INPUT_1_2_VOLUME, WM8994_IN1_VU },
55 { WM8994_RIGHT_LINE_INPUT_1_2_VOLUME, WM8994_IN1_VU },
56 { WM8994_LEFT_LINE_INPUT_3_4_VOLUME, WM8994_IN2_VU },
57 { WM8994_RIGHT_LINE_INPUT_3_4_VOLUME, WM8994_IN2_VU },
58 { WM8994_SPEAKER_VOLUME_LEFT, WM8994_SPKOUT_VU },
59 { WM8994_SPEAKER_VOLUME_RIGHT, WM8994_SPKOUT_VU },
60 { WM8994_LEFT_OUTPUT_VOLUME, WM8994_HPOUT1_VU },
61 { WM8994_RIGHT_OUTPUT_VOLUME, WM8994_HPOUT1_VU },
62 { WM8994_LEFT_OPGA_VOLUME, WM8994_MIXOUT_VU },
63 { WM8994_RIGHT_OPGA_VOLUME, WM8994_MIXOUT_VU },
64
65 { WM8994_AIF1_DAC1_LEFT_VOLUME, WM8994_AIF1DAC1_VU },
66 { WM8994_AIF1_DAC1_RIGHT_VOLUME, WM8994_AIF1DAC1_VU },
67 { WM8994_AIF1_DAC2_LEFT_VOLUME, WM8994_AIF1DAC2_VU },
68 { WM8994_AIF1_DAC2_RIGHT_VOLUME, WM8994_AIF1DAC2_VU },
69 { WM8994_AIF2_DAC_LEFT_VOLUME, WM8994_AIF2DAC_VU },
70 { WM8994_AIF2_DAC_RIGHT_VOLUME, WM8994_AIF2DAC_VU },
71 { WM8994_AIF1_ADC1_LEFT_VOLUME, WM8994_AIF1ADC1_VU },
72 { WM8994_AIF1_ADC1_RIGHT_VOLUME, WM8994_AIF1ADC1_VU },
73 { WM8994_AIF1_ADC2_LEFT_VOLUME, WM8994_AIF1ADC2_VU },
74 { WM8994_AIF1_ADC2_RIGHT_VOLUME, WM8994_AIF1ADC2_VU },
75 { WM8994_AIF2_ADC_LEFT_VOLUME, WM8994_AIF2ADC_VU },
76 { WM8994_AIF2_ADC_RIGHT_VOLUME, WM8994_AIF1ADC2_VU },
77 { WM8994_DAC1_LEFT_VOLUME, WM8994_DAC1_VU },
78 { WM8994_DAC1_RIGHT_VOLUME, WM8994_DAC1_VU },
79 { WM8994_DAC2_LEFT_VOLUME, WM8994_DAC2_VU },
80 { WM8994_DAC2_RIGHT_VOLUME, WM8994_DAC2_VU },
81 };
82
83 static int wm8994_drc_base[] = {
84 WM8994_AIF1_DRC1_1,
85 WM8994_AIF1_DRC2_1,
86 WM8994_AIF2_DRC_1,
87 };
88
89 static int wm8994_retune_mobile_base[] = {
90 WM8994_AIF1_DAC1_EQ_GAINS_1,
91 WM8994_AIF1_DAC2_EQ_GAINS_1,
92 WM8994_AIF2_EQ_GAINS_1,
93 };
94
95 static const struct wm8958_micd_rate micdet_rates[] = {
96 { 32768, true, 1, 4 },
97 { 32768, false, 1, 1 },
98 { 44100 * 256, true, 7, 10 },
99 { 44100 * 256, false, 7, 10 },
100 };
101
102 static const struct wm8958_micd_rate jackdet_rates[] = {
103 { 32768, true, 0, 1 },
104 { 32768, false, 0, 1 },
105 { 44100 * 256, true, 10, 10 },
106 { 44100 * 256, false, 7, 8 },
107 };
108
wm8958_micd_set_rate(struct snd_soc_component * component)109 static void wm8958_micd_set_rate(struct snd_soc_component *component)
110 {
111 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
112 struct wm8994 *control = wm8994->wm8994;
113 int best, i, sysclk, val;
114 bool idle;
115 const struct wm8958_micd_rate *rates;
116 int num_rates;
117
118 idle = !wm8994->jack_mic;
119
120 sysclk = snd_soc_component_read32(component, WM8994_CLOCKING_1);
121 if (sysclk & WM8994_SYSCLK_SRC)
122 sysclk = wm8994->aifclk[1];
123 else
124 sysclk = wm8994->aifclk[0];
125
126 if (control->pdata.micd_rates) {
127 rates = control->pdata.micd_rates;
128 num_rates = control->pdata.num_micd_rates;
129 } else if (wm8994->jackdet) {
130 rates = jackdet_rates;
131 num_rates = ARRAY_SIZE(jackdet_rates);
132 } else {
133 rates = micdet_rates;
134 num_rates = ARRAY_SIZE(micdet_rates);
135 }
136
137 best = 0;
138 for (i = 0; i < num_rates; i++) {
139 if (rates[i].idle != idle)
140 continue;
141 if (abs(rates[i].sysclk - sysclk) <
142 abs(rates[best].sysclk - sysclk))
143 best = i;
144 else if (rates[best].idle != idle)
145 best = i;
146 }
147
148 val = rates[best].start << WM8958_MICD_BIAS_STARTTIME_SHIFT
149 | rates[best].rate << WM8958_MICD_RATE_SHIFT;
150
151 dev_dbg(component->dev, "MICD rate %d,%d for %dHz %s\n",
152 rates[best].start, rates[best].rate, sysclk,
153 idle ? "idle" : "active");
154
155 snd_soc_component_update_bits(component, WM8958_MIC_DETECT_1,
156 WM8958_MICD_BIAS_STARTTIME_MASK |
157 WM8958_MICD_RATE_MASK, val);
158 }
159
configure_aif_clock(struct snd_soc_component * component,int aif)160 static int configure_aif_clock(struct snd_soc_component *component, int aif)
161 {
162 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
163 int rate;
164 int reg1 = 0;
165 int offset;
166
167 if (aif)
168 offset = 4;
169 else
170 offset = 0;
171
172 switch (wm8994->sysclk[aif]) {
173 case WM8994_SYSCLK_MCLK1:
174 rate = wm8994->mclk[0];
175 break;
176
177 case WM8994_SYSCLK_MCLK2:
178 reg1 |= 0x8;
179 rate = wm8994->mclk[1];
180 break;
181
182 case WM8994_SYSCLK_FLL1:
183 reg1 |= 0x10;
184 rate = wm8994->fll[0].out;
185 break;
186
187 case WM8994_SYSCLK_FLL2:
188 reg1 |= 0x18;
189 rate = wm8994->fll[1].out;
190 break;
191
192 default:
193 return -EINVAL;
194 }
195
196 if (rate >= 13500000) {
197 rate /= 2;
198 reg1 |= WM8994_AIF1CLK_DIV;
199
200 dev_dbg(component->dev, "Dividing AIF%d clock to %dHz\n",
201 aif + 1, rate);
202 }
203
204 wm8994->aifclk[aif] = rate;
205
206 snd_soc_component_update_bits(component, WM8994_AIF1_CLOCKING_1 + offset,
207 WM8994_AIF1CLK_SRC_MASK | WM8994_AIF1CLK_DIV,
208 reg1);
209
210 return 0;
211 }
212
configure_clock(struct snd_soc_component * component)213 static int configure_clock(struct snd_soc_component *component)
214 {
215 struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component);
216 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
217 int change, new;
218
219 /* Bring up the AIF clocks first */
220 configure_aif_clock(component, 0);
221 configure_aif_clock(component, 1);
222
223 /* Then switch CLK_SYS over to the higher of them; a change
224 * can only happen as a result of a clocking change which can
225 * only be made outside of DAPM so we can safely redo the
226 * clocking.
227 */
228
229 /* If they're equal it doesn't matter which is used */
230 if (wm8994->aifclk[0] == wm8994->aifclk[1]) {
231 wm8958_micd_set_rate(component);
232 return 0;
233 }
234
235 if (wm8994->aifclk[0] < wm8994->aifclk[1])
236 new = WM8994_SYSCLK_SRC;
237 else
238 new = 0;
239
240 change = snd_soc_component_update_bits(component, WM8994_CLOCKING_1,
241 WM8994_SYSCLK_SRC, new);
242 if (change)
243 snd_soc_dapm_sync(dapm);
244
245 wm8958_micd_set_rate(component);
246
247 return 0;
248 }
249
check_clk_sys(struct snd_soc_dapm_widget * source,struct snd_soc_dapm_widget * sink)250 static int check_clk_sys(struct snd_soc_dapm_widget *source,
251 struct snd_soc_dapm_widget *sink)
252 {
253 struct snd_soc_component *component = snd_soc_dapm_to_component(source->dapm);
254 int reg = snd_soc_component_read32(component, WM8994_CLOCKING_1);
255 const char *clk;
256
257 /* Check what we're currently using for CLK_SYS */
258 if (reg & WM8994_SYSCLK_SRC)
259 clk = "AIF2CLK";
260 else
261 clk = "AIF1CLK";
262
263 return strcmp(source->name, clk) == 0;
264 }
265
266 static const char *sidetone_hpf_text[] = {
267 "2.7kHz", "1.35kHz", "675Hz", "370Hz", "180Hz", "90Hz", "45Hz"
268 };
269
270 static SOC_ENUM_SINGLE_DECL(sidetone_hpf,
271 WM8994_SIDETONE, 7, sidetone_hpf_text);
272
273 static const char *adc_hpf_text[] = {
274 "HiFi", "Voice 1", "Voice 2", "Voice 3"
275 };
276
277 static SOC_ENUM_SINGLE_DECL(aif1adc1_hpf,
278 WM8994_AIF1_ADC1_FILTERS, 13, adc_hpf_text);
279
280 static SOC_ENUM_SINGLE_DECL(aif1adc2_hpf,
281 WM8994_AIF1_ADC2_FILTERS, 13, adc_hpf_text);
282
283 static SOC_ENUM_SINGLE_DECL(aif2adc_hpf,
284 WM8994_AIF2_ADC_FILTERS, 13, adc_hpf_text);
285
286 static const DECLARE_TLV_DB_SCALE(aif_tlv, 0, 600, 0);
287 static const DECLARE_TLV_DB_SCALE(digital_tlv, -7200, 75, 1);
288 static const DECLARE_TLV_DB_SCALE(st_tlv, -3600, 300, 0);
289 static const DECLARE_TLV_DB_SCALE(wm8994_3d_tlv, -1600, 183, 0);
290 static const DECLARE_TLV_DB_SCALE(eq_tlv, -1200, 100, 0);
291 static const DECLARE_TLV_DB_SCALE(ng_tlv, -10200, 600, 0);
292 static const DECLARE_TLV_DB_SCALE(mixin_boost_tlv, 0, 900, 0);
293
294 #define WM8994_DRC_SWITCH(xname, reg, shift) \
295 SOC_SINGLE_EXT(xname, reg, shift, 1, 0, \
296 snd_soc_get_volsw, wm8994_put_drc_sw)
297
wm8994_put_drc_sw(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)298 static int wm8994_put_drc_sw(struct snd_kcontrol *kcontrol,
299 struct snd_ctl_elem_value *ucontrol)
300 {
301 struct soc_mixer_control *mc =
302 (struct soc_mixer_control *)kcontrol->private_value;
303 struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
304 int mask, ret;
305
306 /* Can't enable both ADC and DAC paths simultaneously */
307 if (mc->shift == WM8994_AIF1DAC1_DRC_ENA_SHIFT)
308 mask = WM8994_AIF1ADC1L_DRC_ENA_MASK |
309 WM8994_AIF1ADC1R_DRC_ENA_MASK;
310 else
311 mask = WM8994_AIF1DAC1_DRC_ENA_MASK;
312
313 ret = snd_soc_component_read32(component, mc->reg);
314 if (ret < 0)
315 return ret;
316 if (ret & mask)
317 return -EINVAL;
318
319 return snd_soc_put_volsw(kcontrol, ucontrol);
320 }
321
wm8994_set_drc(struct snd_soc_component * component,int drc)322 static void wm8994_set_drc(struct snd_soc_component *component, int drc)
323 {
324 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
325 struct wm8994 *control = wm8994->wm8994;
326 struct wm8994_pdata *pdata = &control->pdata;
327 int base = wm8994_drc_base[drc];
328 int cfg = wm8994->drc_cfg[drc];
329 int save, i;
330
331 /* Save any enables; the configuration should clear them. */
332 save = snd_soc_component_read32(component, base);
333 save &= WM8994_AIF1DAC1_DRC_ENA | WM8994_AIF1ADC1L_DRC_ENA |
334 WM8994_AIF1ADC1R_DRC_ENA;
335
336 for (i = 0; i < WM8994_DRC_REGS; i++)
337 snd_soc_component_update_bits(component, base + i, 0xffff,
338 pdata->drc_cfgs[cfg].regs[i]);
339
340 snd_soc_component_update_bits(component, base, WM8994_AIF1DAC1_DRC_ENA |
341 WM8994_AIF1ADC1L_DRC_ENA |
342 WM8994_AIF1ADC1R_DRC_ENA, save);
343 }
344
345 /* Icky as hell but saves code duplication */
wm8994_get_drc(const char * name)346 static int wm8994_get_drc(const char *name)
347 {
348 if (strcmp(name, "AIF1DRC1 Mode") == 0)
349 return 0;
350 if (strcmp(name, "AIF1DRC2 Mode") == 0)
351 return 1;
352 if (strcmp(name, "AIF2DRC Mode") == 0)
353 return 2;
354 return -EINVAL;
355 }
356
wm8994_put_drc_enum(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)357 static int wm8994_put_drc_enum(struct snd_kcontrol *kcontrol,
358 struct snd_ctl_elem_value *ucontrol)
359 {
360 struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
361 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
362 struct wm8994 *control = wm8994->wm8994;
363 struct wm8994_pdata *pdata = &control->pdata;
364 int drc = wm8994_get_drc(kcontrol->id.name);
365 int value = ucontrol->value.enumerated.item[0];
366
367 if (drc < 0)
368 return drc;
369
370 if (value >= pdata->num_drc_cfgs)
371 return -EINVAL;
372
373 wm8994->drc_cfg[drc] = value;
374
375 wm8994_set_drc(component, drc);
376
377 return 0;
378 }
379
wm8994_get_drc_enum(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)380 static int wm8994_get_drc_enum(struct snd_kcontrol *kcontrol,
381 struct snd_ctl_elem_value *ucontrol)
382 {
383 struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
384 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
385 int drc = wm8994_get_drc(kcontrol->id.name);
386
387 if (drc < 0)
388 return drc;
389 ucontrol->value.enumerated.item[0] = wm8994->drc_cfg[drc];
390
391 return 0;
392 }
393
wm8994_set_retune_mobile(struct snd_soc_component * component,int block)394 static void wm8994_set_retune_mobile(struct snd_soc_component *component, int block)
395 {
396 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
397 struct wm8994 *control = wm8994->wm8994;
398 struct wm8994_pdata *pdata = &control->pdata;
399 int base = wm8994_retune_mobile_base[block];
400 int iface, best, best_val, save, i, cfg;
401
402 if (!pdata || !wm8994->num_retune_mobile_texts)
403 return;
404
405 switch (block) {
406 case 0:
407 case 1:
408 iface = 0;
409 break;
410 case 2:
411 iface = 1;
412 break;
413 default:
414 return;
415 }
416
417 /* Find the version of the currently selected configuration
418 * with the nearest sample rate. */
419 cfg = wm8994->retune_mobile_cfg[block];
420 best = 0;
421 best_val = INT_MAX;
422 for (i = 0; i < pdata->num_retune_mobile_cfgs; i++) {
423 if (strcmp(pdata->retune_mobile_cfgs[i].name,
424 wm8994->retune_mobile_texts[cfg]) == 0 &&
425 abs(pdata->retune_mobile_cfgs[i].rate
426 - wm8994->dac_rates[iface]) < best_val) {
427 best = i;
428 best_val = abs(pdata->retune_mobile_cfgs[i].rate
429 - wm8994->dac_rates[iface]);
430 }
431 }
432
433 dev_dbg(component->dev, "ReTune Mobile %d %s/%dHz for %dHz sample rate\n",
434 block,
435 pdata->retune_mobile_cfgs[best].name,
436 pdata->retune_mobile_cfgs[best].rate,
437 wm8994->dac_rates[iface]);
438
439 /* The EQ will be disabled while reconfiguring it, remember the
440 * current configuration.
441 */
442 save = snd_soc_component_read32(component, base);
443 save &= WM8994_AIF1DAC1_EQ_ENA;
444
445 for (i = 0; i < WM8994_EQ_REGS; i++)
446 snd_soc_component_update_bits(component, base + i, 0xffff,
447 pdata->retune_mobile_cfgs[best].regs[i]);
448
449 snd_soc_component_update_bits(component, base, WM8994_AIF1DAC1_EQ_ENA, save);
450 }
451
452 /* Icky as hell but saves code duplication */
wm8994_get_retune_mobile_block(const char * name)453 static int wm8994_get_retune_mobile_block(const char *name)
454 {
455 if (strcmp(name, "AIF1.1 EQ Mode") == 0)
456 return 0;
457 if (strcmp(name, "AIF1.2 EQ Mode") == 0)
458 return 1;
459 if (strcmp(name, "AIF2 EQ Mode") == 0)
460 return 2;
461 return -EINVAL;
462 }
463
wm8994_put_retune_mobile_enum(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)464 static int wm8994_put_retune_mobile_enum(struct snd_kcontrol *kcontrol,
465 struct snd_ctl_elem_value *ucontrol)
466 {
467 struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
468 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
469 struct wm8994 *control = wm8994->wm8994;
470 struct wm8994_pdata *pdata = &control->pdata;
471 int block = wm8994_get_retune_mobile_block(kcontrol->id.name);
472 int value = ucontrol->value.enumerated.item[0];
473
474 if (block < 0)
475 return block;
476
477 if (value >= pdata->num_retune_mobile_cfgs)
478 return -EINVAL;
479
480 wm8994->retune_mobile_cfg[block] = value;
481
482 wm8994_set_retune_mobile(component, block);
483
484 return 0;
485 }
486
wm8994_get_retune_mobile_enum(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)487 static int wm8994_get_retune_mobile_enum(struct snd_kcontrol *kcontrol,
488 struct snd_ctl_elem_value *ucontrol)
489 {
490 struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
491 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
492 int block = wm8994_get_retune_mobile_block(kcontrol->id.name);
493
494 if (block < 0)
495 return block;
496
497 ucontrol->value.enumerated.item[0] = wm8994->retune_mobile_cfg[block];
498
499 return 0;
500 }
501
502 static const char *aif_chan_src_text[] = {
503 "Left", "Right"
504 };
505
506 static SOC_ENUM_SINGLE_DECL(aif1adcl_src,
507 WM8994_AIF1_CONTROL_1, 15, aif_chan_src_text);
508
509 static SOC_ENUM_SINGLE_DECL(aif1adcr_src,
510 WM8994_AIF1_CONTROL_1, 14, aif_chan_src_text);
511
512 static SOC_ENUM_SINGLE_DECL(aif2adcl_src,
513 WM8994_AIF2_CONTROL_1, 15, aif_chan_src_text);
514
515 static SOC_ENUM_SINGLE_DECL(aif2adcr_src,
516 WM8994_AIF2_CONTROL_1, 14, aif_chan_src_text);
517
518 static SOC_ENUM_SINGLE_DECL(aif1dacl_src,
519 WM8994_AIF1_CONTROL_2, 15, aif_chan_src_text);
520
521 static SOC_ENUM_SINGLE_DECL(aif1dacr_src,
522 WM8994_AIF1_CONTROL_2, 14, aif_chan_src_text);
523
524 static SOC_ENUM_SINGLE_DECL(aif2dacl_src,
525 WM8994_AIF2_CONTROL_2, 15, aif_chan_src_text);
526
527 static SOC_ENUM_SINGLE_DECL(aif2dacr_src,
528 WM8994_AIF2_CONTROL_2, 14, aif_chan_src_text);
529
530 static const char *osr_text[] = {
531 "Low Power", "High Performance",
532 };
533
534 static SOC_ENUM_SINGLE_DECL(dac_osr,
535 WM8994_OVERSAMPLING, 0, osr_text);
536
537 static SOC_ENUM_SINGLE_DECL(adc_osr,
538 WM8994_OVERSAMPLING, 1, osr_text);
539
540 static const struct snd_kcontrol_new wm8994_snd_controls[] = {
541 SOC_DOUBLE_R_TLV("AIF1ADC1 Volume", WM8994_AIF1_ADC1_LEFT_VOLUME,
542 WM8994_AIF1_ADC1_RIGHT_VOLUME,
543 1, 119, 0, digital_tlv),
544 SOC_DOUBLE_R_TLV("AIF1ADC2 Volume", WM8994_AIF1_ADC2_LEFT_VOLUME,
545 WM8994_AIF1_ADC2_RIGHT_VOLUME,
546 1, 119, 0, digital_tlv),
547 SOC_DOUBLE_R_TLV("AIF2ADC Volume", WM8994_AIF2_ADC_LEFT_VOLUME,
548 WM8994_AIF2_ADC_RIGHT_VOLUME,
549 1, 119, 0, digital_tlv),
550
551 SOC_ENUM("AIF1ADCL Source", aif1adcl_src),
552 SOC_ENUM("AIF1ADCR Source", aif1adcr_src),
553 SOC_ENUM("AIF2ADCL Source", aif2adcl_src),
554 SOC_ENUM("AIF2ADCR Source", aif2adcr_src),
555
556 SOC_ENUM("AIF1DACL Source", aif1dacl_src),
557 SOC_ENUM("AIF1DACR Source", aif1dacr_src),
558 SOC_ENUM("AIF2DACL Source", aif2dacl_src),
559 SOC_ENUM("AIF2DACR Source", aif2dacr_src),
560
561 SOC_DOUBLE_R_TLV("AIF1DAC1 Volume", WM8994_AIF1_DAC1_LEFT_VOLUME,
562 WM8994_AIF1_DAC1_RIGHT_VOLUME, 1, 96, 0, digital_tlv),
563 SOC_DOUBLE_R_TLV("AIF1DAC2 Volume", WM8994_AIF1_DAC2_LEFT_VOLUME,
564 WM8994_AIF1_DAC2_RIGHT_VOLUME, 1, 96, 0, digital_tlv),
565 SOC_DOUBLE_R_TLV("AIF2DAC Volume", WM8994_AIF2_DAC_LEFT_VOLUME,
566 WM8994_AIF2_DAC_RIGHT_VOLUME, 1, 96, 0, digital_tlv),
567
568 SOC_SINGLE_TLV("AIF1 Boost Volume", WM8994_AIF1_CONTROL_2, 10, 3, 0, aif_tlv),
569 SOC_SINGLE_TLV("AIF2 Boost Volume", WM8994_AIF2_CONTROL_2, 10, 3, 0, aif_tlv),
570
571 SOC_SINGLE("AIF1DAC1 EQ Switch", WM8994_AIF1_DAC1_EQ_GAINS_1, 0, 1, 0),
572 SOC_SINGLE("AIF1DAC2 EQ Switch", WM8994_AIF1_DAC2_EQ_GAINS_1, 0, 1, 0),
573 SOC_SINGLE("AIF2 EQ Switch", WM8994_AIF2_EQ_GAINS_1, 0, 1, 0),
574
575 WM8994_DRC_SWITCH("AIF1DAC1 DRC Switch", WM8994_AIF1_DRC1_1, 2),
576 WM8994_DRC_SWITCH("AIF1ADC1L DRC Switch", WM8994_AIF1_DRC1_1, 1),
577 WM8994_DRC_SWITCH("AIF1ADC1R DRC Switch", WM8994_AIF1_DRC1_1, 0),
578
579 WM8994_DRC_SWITCH("AIF1DAC2 DRC Switch", WM8994_AIF1_DRC2_1, 2),
580 WM8994_DRC_SWITCH("AIF1ADC2L DRC Switch", WM8994_AIF1_DRC2_1, 1),
581 WM8994_DRC_SWITCH("AIF1ADC2R DRC Switch", WM8994_AIF1_DRC2_1, 0),
582
583 WM8994_DRC_SWITCH("AIF2DAC DRC Switch", WM8994_AIF2_DRC_1, 2),
584 WM8994_DRC_SWITCH("AIF2ADCL DRC Switch", WM8994_AIF2_DRC_1, 1),
585 WM8994_DRC_SWITCH("AIF2ADCR DRC Switch", WM8994_AIF2_DRC_1, 0),
586
587 SOC_SINGLE_TLV("DAC1 Right Sidetone Volume", WM8994_DAC1_MIXER_VOLUMES,
588 5, 12, 0, st_tlv),
589 SOC_SINGLE_TLV("DAC1 Left Sidetone Volume", WM8994_DAC1_MIXER_VOLUMES,
590 0, 12, 0, st_tlv),
591 SOC_SINGLE_TLV("DAC2 Right Sidetone Volume", WM8994_DAC2_MIXER_VOLUMES,
592 5, 12, 0, st_tlv),
593 SOC_SINGLE_TLV("DAC2 Left Sidetone Volume", WM8994_DAC2_MIXER_VOLUMES,
594 0, 12, 0, st_tlv),
595 SOC_ENUM("Sidetone HPF Mux", sidetone_hpf),
596 SOC_SINGLE("Sidetone HPF Switch", WM8994_SIDETONE, 6, 1, 0),
597
598 SOC_ENUM("AIF1ADC1 HPF Mode", aif1adc1_hpf),
599 SOC_DOUBLE("AIF1ADC1 HPF Switch", WM8994_AIF1_ADC1_FILTERS, 12, 11, 1, 0),
600
601 SOC_ENUM("AIF1ADC2 HPF Mode", aif1adc2_hpf),
602 SOC_DOUBLE("AIF1ADC2 HPF Switch", WM8994_AIF1_ADC2_FILTERS, 12, 11, 1, 0),
603
604 SOC_ENUM("AIF2ADC HPF Mode", aif2adc_hpf),
605 SOC_DOUBLE("AIF2ADC HPF Switch", WM8994_AIF2_ADC_FILTERS, 12, 11, 1, 0),
606
607 SOC_ENUM("ADC OSR", adc_osr),
608 SOC_ENUM("DAC OSR", dac_osr),
609
610 SOC_DOUBLE_R_TLV("DAC1 Volume", WM8994_DAC1_LEFT_VOLUME,
611 WM8994_DAC1_RIGHT_VOLUME, 1, 96, 0, digital_tlv),
612 SOC_DOUBLE_R("DAC1 Switch", WM8994_DAC1_LEFT_VOLUME,
613 WM8994_DAC1_RIGHT_VOLUME, 9, 1, 1),
614
615 SOC_DOUBLE_R_TLV("DAC2 Volume", WM8994_DAC2_LEFT_VOLUME,
616 WM8994_DAC2_RIGHT_VOLUME, 1, 96, 0, digital_tlv),
617 SOC_DOUBLE_R("DAC2 Switch", WM8994_DAC2_LEFT_VOLUME,
618 WM8994_DAC2_RIGHT_VOLUME, 9, 1, 1),
619
620 SOC_SINGLE_TLV("SPKL DAC2 Volume", WM8994_SPKMIXL_ATTENUATION,
621 6, 1, 1, wm_hubs_spkmix_tlv),
622 SOC_SINGLE_TLV("SPKL DAC1 Volume", WM8994_SPKMIXL_ATTENUATION,
623 2, 1, 1, wm_hubs_spkmix_tlv),
624
625 SOC_SINGLE_TLV("SPKR DAC2 Volume", WM8994_SPKMIXR_ATTENUATION,
626 6, 1, 1, wm_hubs_spkmix_tlv),
627 SOC_SINGLE_TLV("SPKR DAC1 Volume", WM8994_SPKMIXR_ATTENUATION,
628 2, 1, 1, wm_hubs_spkmix_tlv),
629
630 SOC_SINGLE_TLV("AIF1DAC1 3D Stereo Volume", WM8994_AIF1_DAC1_FILTERS_2,
631 10, 15, 0, wm8994_3d_tlv),
632 SOC_SINGLE("AIF1DAC1 3D Stereo Switch", WM8994_AIF1_DAC1_FILTERS_2,
633 8, 1, 0),
634 SOC_SINGLE_TLV("AIF1DAC2 3D Stereo Volume", WM8994_AIF1_DAC2_FILTERS_2,
635 10, 15, 0, wm8994_3d_tlv),
636 SOC_SINGLE("AIF1DAC2 3D Stereo Switch", WM8994_AIF1_DAC2_FILTERS_2,
637 8, 1, 0),
638 SOC_SINGLE_TLV("AIF2DAC 3D Stereo Volume", WM8994_AIF2_DAC_FILTERS_2,
639 10, 15, 0, wm8994_3d_tlv),
640 SOC_SINGLE("AIF2DAC 3D Stereo Switch", WM8994_AIF2_DAC_FILTERS_2,
641 8, 1, 0),
642 };
643
644 static const struct snd_kcontrol_new wm8994_eq_controls[] = {
645 SOC_SINGLE_TLV("AIF1DAC1 EQ1 Volume", WM8994_AIF1_DAC1_EQ_GAINS_1, 11, 31, 0,
646 eq_tlv),
647 SOC_SINGLE_TLV("AIF1DAC1 EQ2 Volume", WM8994_AIF1_DAC1_EQ_GAINS_1, 6, 31, 0,
648 eq_tlv),
649 SOC_SINGLE_TLV("AIF1DAC1 EQ3 Volume", WM8994_AIF1_DAC1_EQ_GAINS_1, 1, 31, 0,
650 eq_tlv),
651 SOC_SINGLE_TLV("AIF1DAC1 EQ4 Volume", WM8994_AIF1_DAC1_EQ_GAINS_2, 11, 31, 0,
652 eq_tlv),
653 SOC_SINGLE_TLV("AIF1DAC1 EQ5 Volume", WM8994_AIF1_DAC1_EQ_GAINS_2, 6, 31, 0,
654 eq_tlv),
655
656 SOC_SINGLE_TLV("AIF1DAC2 EQ1 Volume", WM8994_AIF1_DAC2_EQ_GAINS_1, 11, 31, 0,
657 eq_tlv),
658 SOC_SINGLE_TLV("AIF1DAC2 EQ2 Volume", WM8994_AIF1_DAC2_EQ_GAINS_1, 6, 31, 0,
659 eq_tlv),
660 SOC_SINGLE_TLV("AIF1DAC2 EQ3 Volume", WM8994_AIF1_DAC2_EQ_GAINS_1, 1, 31, 0,
661 eq_tlv),
662 SOC_SINGLE_TLV("AIF1DAC2 EQ4 Volume", WM8994_AIF1_DAC2_EQ_GAINS_2, 11, 31, 0,
663 eq_tlv),
664 SOC_SINGLE_TLV("AIF1DAC2 EQ5 Volume", WM8994_AIF1_DAC2_EQ_GAINS_2, 6, 31, 0,
665 eq_tlv),
666
667 SOC_SINGLE_TLV("AIF2 EQ1 Volume", WM8994_AIF2_EQ_GAINS_1, 11, 31, 0,
668 eq_tlv),
669 SOC_SINGLE_TLV("AIF2 EQ2 Volume", WM8994_AIF2_EQ_GAINS_1, 6, 31, 0,
670 eq_tlv),
671 SOC_SINGLE_TLV("AIF2 EQ3 Volume", WM8994_AIF2_EQ_GAINS_1, 1, 31, 0,
672 eq_tlv),
673 SOC_SINGLE_TLV("AIF2 EQ4 Volume", WM8994_AIF2_EQ_GAINS_2, 11, 31, 0,
674 eq_tlv),
675 SOC_SINGLE_TLV("AIF2 EQ5 Volume", WM8994_AIF2_EQ_GAINS_2, 6, 31, 0,
676 eq_tlv),
677 };
678
679 static const struct snd_kcontrol_new wm8994_drc_controls[] = {
680 SND_SOC_BYTES_MASK("AIF1.1 DRC", WM8994_AIF1_DRC1_1, 5,
681 WM8994_AIF1DAC1_DRC_ENA | WM8994_AIF1ADC1L_DRC_ENA |
682 WM8994_AIF1ADC1R_DRC_ENA),
683 SND_SOC_BYTES_MASK("AIF1.2 DRC", WM8994_AIF1_DRC2_1, 5,
684 WM8994_AIF1DAC2_DRC_ENA | WM8994_AIF1ADC2L_DRC_ENA |
685 WM8994_AIF1ADC2R_DRC_ENA),
686 SND_SOC_BYTES_MASK("AIF2 DRC", WM8994_AIF2_DRC_1, 5,
687 WM8994_AIF2DAC_DRC_ENA | WM8994_AIF2ADCL_DRC_ENA |
688 WM8994_AIF2ADCR_DRC_ENA),
689 };
690
691 static const char *wm8958_ng_text[] = {
692 "30ms", "125ms", "250ms", "500ms",
693 };
694
695 static SOC_ENUM_SINGLE_DECL(wm8958_aif1dac1_ng_hold,
696 WM8958_AIF1_DAC1_NOISE_GATE,
697 WM8958_AIF1DAC1_NG_THR_SHIFT,
698 wm8958_ng_text);
699
700 static SOC_ENUM_SINGLE_DECL(wm8958_aif1dac2_ng_hold,
701 WM8958_AIF1_DAC2_NOISE_GATE,
702 WM8958_AIF1DAC2_NG_THR_SHIFT,
703 wm8958_ng_text);
704
705 static SOC_ENUM_SINGLE_DECL(wm8958_aif2dac_ng_hold,
706 WM8958_AIF2_DAC_NOISE_GATE,
707 WM8958_AIF2DAC_NG_THR_SHIFT,
708 wm8958_ng_text);
709
710 static const struct snd_kcontrol_new wm8958_snd_controls[] = {
711 SOC_SINGLE_TLV("AIF3 Boost Volume", WM8958_AIF3_CONTROL_2, 10, 3, 0, aif_tlv),
712
713 SOC_SINGLE("AIF1DAC1 Noise Gate Switch", WM8958_AIF1_DAC1_NOISE_GATE,
714 WM8958_AIF1DAC1_NG_ENA_SHIFT, 1, 0),
715 SOC_ENUM("AIF1DAC1 Noise Gate Hold Time", wm8958_aif1dac1_ng_hold),
716 SOC_SINGLE_TLV("AIF1DAC1 Noise Gate Threshold Volume",
717 WM8958_AIF1_DAC1_NOISE_GATE, WM8958_AIF1DAC1_NG_THR_SHIFT,
718 7, 1, ng_tlv),
719
720 SOC_SINGLE("AIF1DAC2 Noise Gate Switch", WM8958_AIF1_DAC2_NOISE_GATE,
721 WM8958_AIF1DAC2_NG_ENA_SHIFT, 1, 0),
722 SOC_ENUM("AIF1DAC2 Noise Gate Hold Time", wm8958_aif1dac2_ng_hold),
723 SOC_SINGLE_TLV("AIF1DAC2 Noise Gate Threshold Volume",
724 WM8958_AIF1_DAC2_NOISE_GATE, WM8958_AIF1DAC2_NG_THR_SHIFT,
725 7, 1, ng_tlv),
726
727 SOC_SINGLE("AIF2DAC Noise Gate Switch", WM8958_AIF2_DAC_NOISE_GATE,
728 WM8958_AIF2DAC_NG_ENA_SHIFT, 1, 0),
729 SOC_ENUM("AIF2DAC Noise Gate Hold Time", wm8958_aif2dac_ng_hold),
730 SOC_SINGLE_TLV("AIF2DAC Noise Gate Threshold Volume",
731 WM8958_AIF2_DAC_NOISE_GATE, WM8958_AIF2DAC_NG_THR_SHIFT,
732 7, 1, ng_tlv),
733 };
734
735 static const struct snd_kcontrol_new wm1811_snd_controls[] = {
736 SOC_SINGLE_TLV("MIXINL IN1LP Boost Volume", WM8994_INPUT_MIXER_1, 7, 1, 0,
737 mixin_boost_tlv),
738 SOC_SINGLE_TLV("MIXINL IN1RP Boost Volume", WM8994_INPUT_MIXER_1, 8, 1, 0,
739 mixin_boost_tlv),
740 };
741
742 /* We run all mode setting through a function to enforce audio mode */
wm1811_jackdet_set_mode(struct snd_soc_component * component,u16 mode)743 static void wm1811_jackdet_set_mode(struct snd_soc_component *component, u16 mode)
744 {
745 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
746
747 if (!wm8994->jackdet || !wm8994->micdet[0].jack)
748 return;
749
750 if (wm8994->active_refcount)
751 mode = WM1811_JACKDET_MODE_AUDIO;
752
753 if (mode == wm8994->jackdet_mode)
754 return;
755
756 wm8994->jackdet_mode = mode;
757
758 /* Always use audio mode to detect while the system is active */
759 if (mode != WM1811_JACKDET_MODE_NONE)
760 mode = WM1811_JACKDET_MODE_AUDIO;
761
762 snd_soc_component_update_bits(component, WM8994_ANTIPOP_2,
763 WM1811_JACKDET_MODE_MASK, mode);
764 }
765
active_reference(struct snd_soc_component * component)766 static void active_reference(struct snd_soc_component *component)
767 {
768 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
769
770 mutex_lock(&wm8994->accdet_lock);
771
772 wm8994->active_refcount++;
773
774 dev_dbg(component->dev, "Active refcount incremented, now %d\n",
775 wm8994->active_refcount);
776
777 /* If we're using jack detection go into audio mode */
778 wm1811_jackdet_set_mode(component, WM1811_JACKDET_MODE_AUDIO);
779
780 mutex_unlock(&wm8994->accdet_lock);
781 }
782
active_dereference(struct snd_soc_component * component)783 static void active_dereference(struct snd_soc_component *component)
784 {
785 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
786 u16 mode;
787
788 mutex_lock(&wm8994->accdet_lock);
789
790 wm8994->active_refcount--;
791
792 dev_dbg(component->dev, "Active refcount decremented, now %d\n",
793 wm8994->active_refcount);
794
795 if (wm8994->active_refcount == 0) {
796 /* Go into appropriate detection only mode */
797 if (wm8994->jack_mic || wm8994->mic_detecting)
798 mode = WM1811_JACKDET_MODE_MIC;
799 else
800 mode = WM1811_JACKDET_MODE_JACK;
801
802 wm1811_jackdet_set_mode(component, mode);
803 }
804
805 mutex_unlock(&wm8994->accdet_lock);
806 }
807
clk_sys_event(struct snd_soc_dapm_widget * w,struct snd_kcontrol * kcontrol,int event)808 static int clk_sys_event(struct snd_soc_dapm_widget *w,
809 struct snd_kcontrol *kcontrol, int event)
810 {
811 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
812 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
813
814 switch (event) {
815 case SND_SOC_DAPM_PRE_PMU:
816 return configure_clock(component);
817
818 case SND_SOC_DAPM_POST_PMU:
819 /*
820 * JACKDET won't run until we start the clock and it
821 * only reports deltas, make sure we notify the state
822 * up the stack on startup. Use a *very* generous
823 * timeout for paranoia, there's no urgency and we
824 * don't want false reports.
825 */
826 if (wm8994->jackdet && !wm8994->clk_has_run) {
827 queue_delayed_work(system_power_efficient_wq,
828 &wm8994->jackdet_bootstrap,
829 msecs_to_jiffies(1000));
830 wm8994->clk_has_run = true;
831 }
832 break;
833
834 case SND_SOC_DAPM_POST_PMD:
835 configure_clock(component);
836 break;
837 }
838
839 return 0;
840 }
841
vmid_reference(struct snd_soc_component * component)842 static void vmid_reference(struct snd_soc_component *component)
843 {
844 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
845
846 pm_runtime_get_sync(component->dev);
847
848 wm8994->vmid_refcount++;
849
850 dev_dbg(component->dev, "Referencing VMID, refcount is now %d\n",
851 wm8994->vmid_refcount);
852
853 if (wm8994->vmid_refcount == 1) {
854 snd_soc_component_update_bits(component, WM8994_ANTIPOP_1,
855 WM8994_LINEOUT1_DISCH |
856 WM8994_LINEOUT2_DISCH, 0);
857
858 wm_hubs_vmid_ena(component);
859
860 switch (wm8994->vmid_mode) {
861 default:
862 WARN_ON(NULL == "Invalid VMID mode");
863 /* fall through */
864 case WM8994_VMID_NORMAL:
865 /* Startup bias, VMID ramp & buffer */
866 snd_soc_component_update_bits(component, WM8994_ANTIPOP_2,
867 WM8994_BIAS_SRC |
868 WM8994_VMID_DISCH |
869 WM8994_STARTUP_BIAS_ENA |
870 WM8994_VMID_BUF_ENA |
871 WM8994_VMID_RAMP_MASK,
872 WM8994_BIAS_SRC |
873 WM8994_STARTUP_BIAS_ENA |
874 WM8994_VMID_BUF_ENA |
875 (0x2 << WM8994_VMID_RAMP_SHIFT));
876
877 /* Main bias enable, VMID=2x40k */
878 snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_1,
879 WM8994_BIAS_ENA |
880 WM8994_VMID_SEL_MASK,
881 WM8994_BIAS_ENA | 0x2);
882
883 msleep(300);
884
885 snd_soc_component_update_bits(component, WM8994_ANTIPOP_2,
886 WM8994_VMID_RAMP_MASK |
887 WM8994_BIAS_SRC,
888 0);
889 break;
890
891 case WM8994_VMID_FORCE:
892 /* Startup bias, slow VMID ramp & buffer */
893 snd_soc_component_update_bits(component, WM8994_ANTIPOP_2,
894 WM8994_BIAS_SRC |
895 WM8994_VMID_DISCH |
896 WM8994_STARTUP_BIAS_ENA |
897 WM8994_VMID_BUF_ENA |
898 WM8994_VMID_RAMP_MASK,
899 WM8994_BIAS_SRC |
900 WM8994_STARTUP_BIAS_ENA |
901 WM8994_VMID_BUF_ENA |
902 (0x2 << WM8994_VMID_RAMP_SHIFT));
903
904 /* Main bias enable, VMID=2x40k */
905 snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_1,
906 WM8994_BIAS_ENA |
907 WM8994_VMID_SEL_MASK,
908 WM8994_BIAS_ENA | 0x2);
909
910 msleep(400);
911
912 snd_soc_component_update_bits(component, WM8994_ANTIPOP_2,
913 WM8994_VMID_RAMP_MASK |
914 WM8994_BIAS_SRC,
915 0);
916 break;
917 }
918 }
919 }
920
vmid_dereference(struct snd_soc_component * component)921 static void vmid_dereference(struct snd_soc_component *component)
922 {
923 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
924
925 wm8994->vmid_refcount--;
926
927 dev_dbg(component->dev, "Dereferencing VMID, refcount is now %d\n",
928 wm8994->vmid_refcount);
929
930 if (wm8994->vmid_refcount == 0) {
931 if (wm8994->hubs.lineout1_se)
932 snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_3,
933 WM8994_LINEOUT1N_ENA |
934 WM8994_LINEOUT1P_ENA,
935 WM8994_LINEOUT1N_ENA |
936 WM8994_LINEOUT1P_ENA);
937
938 if (wm8994->hubs.lineout2_se)
939 snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_3,
940 WM8994_LINEOUT2N_ENA |
941 WM8994_LINEOUT2P_ENA,
942 WM8994_LINEOUT2N_ENA |
943 WM8994_LINEOUT2P_ENA);
944
945 /* Start discharging VMID */
946 snd_soc_component_update_bits(component, WM8994_ANTIPOP_2,
947 WM8994_BIAS_SRC |
948 WM8994_VMID_DISCH,
949 WM8994_BIAS_SRC |
950 WM8994_VMID_DISCH);
951
952 snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_1,
953 WM8994_VMID_SEL_MASK, 0);
954
955 msleep(400);
956
957 /* Active discharge */
958 snd_soc_component_update_bits(component, WM8994_ANTIPOP_1,
959 WM8994_LINEOUT1_DISCH |
960 WM8994_LINEOUT2_DISCH,
961 WM8994_LINEOUT1_DISCH |
962 WM8994_LINEOUT2_DISCH);
963
964 snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_3,
965 WM8994_LINEOUT1N_ENA |
966 WM8994_LINEOUT1P_ENA |
967 WM8994_LINEOUT2N_ENA |
968 WM8994_LINEOUT2P_ENA, 0);
969
970 /* Switch off startup biases */
971 snd_soc_component_update_bits(component, WM8994_ANTIPOP_2,
972 WM8994_BIAS_SRC |
973 WM8994_STARTUP_BIAS_ENA |
974 WM8994_VMID_BUF_ENA |
975 WM8994_VMID_RAMP_MASK, 0);
976
977 snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_1,
978 WM8994_VMID_SEL_MASK, 0);
979 }
980
981 pm_runtime_put(component->dev);
982 }
983
vmid_event(struct snd_soc_dapm_widget * w,struct snd_kcontrol * kcontrol,int event)984 static int vmid_event(struct snd_soc_dapm_widget *w,
985 struct snd_kcontrol *kcontrol, int event)
986 {
987 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
988
989 switch (event) {
990 case SND_SOC_DAPM_PRE_PMU:
991 vmid_reference(component);
992 break;
993
994 case SND_SOC_DAPM_POST_PMD:
995 vmid_dereference(component);
996 break;
997 }
998
999 return 0;
1000 }
1001
wm8994_check_class_w_digital(struct snd_soc_component * component)1002 static bool wm8994_check_class_w_digital(struct snd_soc_component *component)
1003 {
1004 int source = 0; /* GCC flow analysis can't track enable */
1005 int reg, reg_r;
1006
1007 /* We also need the same AIF source for L/R and only one path */
1008 reg = snd_soc_component_read32(component, WM8994_DAC1_LEFT_MIXER_ROUTING);
1009 switch (reg) {
1010 case WM8994_AIF2DACL_TO_DAC1L:
1011 dev_vdbg(component->dev, "Class W source AIF2DAC\n");
1012 source = 2 << WM8994_CP_DYN_SRC_SEL_SHIFT;
1013 break;
1014 case WM8994_AIF1DAC2L_TO_DAC1L:
1015 dev_vdbg(component->dev, "Class W source AIF1DAC2\n");
1016 source = 1 << WM8994_CP_DYN_SRC_SEL_SHIFT;
1017 break;
1018 case WM8994_AIF1DAC1L_TO_DAC1L:
1019 dev_vdbg(component->dev, "Class W source AIF1DAC1\n");
1020 source = 0 << WM8994_CP_DYN_SRC_SEL_SHIFT;
1021 break;
1022 default:
1023 dev_vdbg(component->dev, "DAC mixer setting: %x\n", reg);
1024 return false;
1025 }
1026
1027 reg_r = snd_soc_component_read32(component, WM8994_DAC1_RIGHT_MIXER_ROUTING);
1028 if (reg_r != reg) {
1029 dev_vdbg(component->dev, "Left and right DAC mixers different\n");
1030 return false;
1031 }
1032
1033 /* Set the source up */
1034 snd_soc_component_update_bits(component, WM8994_CLASS_W_1,
1035 WM8994_CP_DYN_SRC_SEL_MASK, source);
1036
1037 return true;
1038 }
1039
aif1clk_ev(struct snd_soc_dapm_widget * w,struct snd_kcontrol * kcontrol,int event)1040 static int aif1clk_ev(struct snd_soc_dapm_widget *w,
1041 struct snd_kcontrol *kcontrol, int event)
1042 {
1043 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
1044 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
1045 struct wm8994 *control = wm8994->wm8994;
1046 int mask = WM8994_AIF1DAC1L_ENA | WM8994_AIF1DAC1R_ENA;
1047 int i;
1048 int dac;
1049 int adc;
1050 int val;
1051
1052 switch (control->type) {
1053 case WM8994:
1054 case WM8958:
1055 mask |= WM8994_AIF1DAC2L_ENA | WM8994_AIF1DAC2R_ENA;
1056 break;
1057 default:
1058 break;
1059 }
1060
1061 switch (event) {
1062 case SND_SOC_DAPM_PRE_PMU:
1063 /* Don't enable timeslot 2 if not in use */
1064 if (wm8994->channels[0] <= 2)
1065 mask &= ~(WM8994_AIF1DAC2L_ENA | WM8994_AIF1DAC2R_ENA);
1066
1067 val = snd_soc_component_read32(component, WM8994_AIF1_CONTROL_1);
1068 if ((val & WM8994_AIF1ADCL_SRC) &&
1069 (val & WM8994_AIF1ADCR_SRC))
1070 adc = WM8994_AIF1ADC1R_ENA | WM8994_AIF1ADC2R_ENA;
1071 else if (!(val & WM8994_AIF1ADCL_SRC) &&
1072 !(val & WM8994_AIF1ADCR_SRC))
1073 adc = WM8994_AIF1ADC1L_ENA | WM8994_AIF1ADC2L_ENA;
1074 else
1075 adc = WM8994_AIF1ADC1R_ENA | WM8994_AIF1ADC2R_ENA |
1076 WM8994_AIF1ADC1L_ENA | WM8994_AIF1ADC2L_ENA;
1077
1078 val = snd_soc_component_read32(component, WM8994_AIF1_CONTROL_2);
1079 if ((val & WM8994_AIF1DACL_SRC) &&
1080 (val & WM8994_AIF1DACR_SRC))
1081 dac = WM8994_AIF1DAC1R_ENA | WM8994_AIF1DAC2R_ENA;
1082 else if (!(val & WM8994_AIF1DACL_SRC) &&
1083 !(val & WM8994_AIF1DACR_SRC))
1084 dac = WM8994_AIF1DAC1L_ENA | WM8994_AIF1DAC2L_ENA;
1085 else
1086 dac = WM8994_AIF1DAC1R_ENA | WM8994_AIF1DAC2R_ENA |
1087 WM8994_AIF1DAC1L_ENA | WM8994_AIF1DAC2L_ENA;
1088
1089 snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_4,
1090 mask, adc);
1091 snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_5,
1092 mask, dac);
1093 snd_soc_component_update_bits(component, WM8994_CLOCKING_1,
1094 WM8994_AIF1DSPCLK_ENA |
1095 WM8994_SYSDSPCLK_ENA,
1096 WM8994_AIF1DSPCLK_ENA |
1097 WM8994_SYSDSPCLK_ENA);
1098 snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_4, mask,
1099 WM8994_AIF1ADC1R_ENA |
1100 WM8994_AIF1ADC1L_ENA |
1101 WM8994_AIF1ADC2R_ENA |
1102 WM8994_AIF1ADC2L_ENA);
1103 snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_5, mask,
1104 WM8994_AIF1DAC1R_ENA |
1105 WM8994_AIF1DAC1L_ENA |
1106 WM8994_AIF1DAC2R_ENA |
1107 WM8994_AIF1DAC2L_ENA);
1108 break;
1109
1110 case SND_SOC_DAPM_POST_PMU:
1111 for (i = 0; i < ARRAY_SIZE(wm8994_vu_bits); i++)
1112 snd_soc_component_write(component, wm8994_vu_bits[i].reg,
1113 snd_soc_component_read32(component,
1114 wm8994_vu_bits[i].reg));
1115 break;
1116
1117 case SND_SOC_DAPM_PRE_PMD:
1118 case SND_SOC_DAPM_POST_PMD:
1119 snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_5,
1120 mask, 0);
1121 snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_4,
1122 mask, 0);
1123
1124 val = snd_soc_component_read32(component, WM8994_CLOCKING_1);
1125 if (val & WM8994_AIF2DSPCLK_ENA)
1126 val = WM8994_SYSDSPCLK_ENA;
1127 else
1128 val = 0;
1129 snd_soc_component_update_bits(component, WM8994_CLOCKING_1,
1130 WM8994_SYSDSPCLK_ENA |
1131 WM8994_AIF1DSPCLK_ENA, val);
1132 break;
1133 }
1134
1135 return 0;
1136 }
1137
aif2clk_ev(struct snd_soc_dapm_widget * w,struct snd_kcontrol * kcontrol,int event)1138 static int aif2clk_ev(struct snd_soc_dapm_widget *w,
1139 struct snd_kcontrol *kcontrol, int event)
1140 {
1141 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
1142 int i;
1143 int dac;
1144 int adc;
1145 int val;
1146
1147 switch (event) {
1148 case SND_SOC_DAPM_PRE_PMU:
1149 val = snd_soc_component_read32(component, WM8994_AIF2_CONTROL_1);
1150 if ((val & WM8994_AIF2ADCL_SRC) &&
1151 (val & WM8994_AIF2ADCR_SRC))
1152 adc = WM8994_AIF2ADCR_ENA;
1153 else if (!(val & WM8994_AIF2ADCL_SRC) &&
1154 !(val & WM8994_AIF2ADCR_SRC))
1155 adc = WM8994_AIF2ADCL_ENA;
1156 else
1157 adc = WM8994_AIF2ADCL_ENA | WM8994_AIF2ADCR_ENA;
1158
1159
1160 val = snd_soc_component_read32(component, WM8994_AIF2_CONTROL_2);
1161 if ((val & WM8994_AIF2DACL_SRC) &&
1162 (val & WM8994_AIF2DACR_SRC))
1163 dac = WM8994_AIF2DACR_ENA;
1164 else if (!(val & WM8994_AIF2DACL_SRC) &&
1165 !(val & WM8994_AIF2DACR_SRC))
1166 dac = WM8994_AIF2DACL_ENA;
1167 else
1168 dac = WM8994_AIF2DACL_ENA | WM8994_AIF2DACR_ENA;
1169
1170 snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_4,
1171 WM8994_AIF2ADCL_ENA |
1172 WM8994_AIF2ADCR_ENA, adc);
1173 snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_5,
1174 WM8994_AIF2DACL_ENA |
1175 WM8994_AIF2DACR_ENA, dac);
1176 snd_soc_component_update_bits(component, WM8994_CLOCKING_1,
1177 WM8994_AIF2DSPCLK_ENA |
1178 WM8994_SYSDSPCLK_ENA,
1179 WM8994_AIF2DSPCLK_ENA |
1180 WM8994_SYSDSPCLK_ENA);
1181 snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_4,
1182 WM8994_AIF2ADCL_ENA |
1183 WM8994_AIF2ADCR_ENA,
1184 WM8994_AIF2ADCL_ENA |
1185 WM8994_AIF2ADCR_ENA);
1186 snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_5,
1187 WM8994_AIF2DACL_ENA |
1188 WM8994_AIF2DACR_ENA,
1189 WM8994_AIF2DACL_ENA |
1190 WM8994_AIF2DACR_ENA);
1191 break;
1192
1193 case SND_SOC_DAPM_POST_PMU:
1194 for (i = 0; i < ARRAY_SIZE(wm8994_vu_bits); i++)
1195 snd_soc_component_write(component, wm8994_vu_bits[i].reg,
1196 snd_soc_component_read32(component,
1197 wm8994_vu_bits[i].reg));
1198 break;
1199
1200 case SND_SOC_DAPM_PRE_PMD:
1201 case SND_SOC_DAPM_POST_PMD:
1202 snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_5,
1203 WM8994_AIF2DACL_ENA |
1204 WM8994_AIF2DACR_ENA, 0);
1205 snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_4,
1206 WM8994_AIF2ADCL_ENA |
1207 WM8994_AIF2ADCR_ENA, 0);
1208
1209 val = snd_soc_component_read32(component, WM8994_CLOCKING_1);
1210 if (val & WM8994_AIF1DSPCLK_ENA)
1211 val = WM8994_SYSDSPCLK_ENA;
1212 else
1213 val = 0;
1214 snd_soc_component_update_bits(component, WM8994_CLOCKING_1,
1215 WM8994_SYSDSPCLK_ENA |
1216 WM8994_AIF2DSPCLK_ENA, val);
1217 break;
1218 }
1219
1220 return 0;
1221 }
1222
aif1clk_late_ev(struct snd_soc_dapm_widget * w,struct snd_kcontrol * kcontrol,int event)1223 static int aif1clk_late_ev(struct snd_soc_dapm_widget *w,
1224 struct snd_kcontrol *kcontrol, int event)
1225 {
1226 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
1227 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
1228
1229 switch (event) {
1230 case SND_SOC_DAPM_PRE_PMU:
1231 wm8994->aif1clk_enable = 1;
1232 break;
1233 case SND_SOC_DAPM_POST_PMD:
1234 wm8994->aif1clk_disable = 1;
1235 break;
1236 }
1237
1238 return 0;
1239 }
1240
aif2clk_late_ev(struct snd_soc_dapm_widget * w,struct snd_kcontrol * kcontrol,int event)1241 static int aif2clk_late_ev(struct snd_soc_dapm_widget *w,
1242 struct snd_kcontrol *kcontrol, int event)
1243 {
1244 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
1245 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
1246
1247 switch (event) {
1248 case SND_SOC_DAPM_PRE_PMU:
1249 wm8994->aif2clk_enable = 1;
1250 break;
1251 case SND_SOC_DAPM_POST_PMD:
1252 wm8994->aif2clk_disable = 1;
1253 break;
1254 }
1255
1256 return 0;
1257 }
1258
late_enable_ev(struct snd_soc_dapm_widget * w,struct snd_kcontrol * kcontrol,int event)1259 static int late_enable_ev(struct snd_soc_dapm_widget *w,
1260 struct snd_kcontrol *kcontrol, int event)
1261 {
1262 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
1263 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
1264
1265 switch (event) {
1266 case SND_SOC_DAPM_PRE_PMU:
1267 if (wm8994->aif1clk_enable) {
1268 aif1clk_ev(w, kcontrol, SND_SOC_DAPM_PRE_PMU);
1269 snd_soc_component_update_bits(component, WM8994_AIF1_CLOCKING_1,
1270 WM8994_AIF1CLK_ENA_MASK,
1271 WM8994_AIF1CLK_ENA);
1272 aif1clk_ev(w, kcontrol, SND_SOC_DAPM_POST_PMU);
1273 wm8994->aif1clk_enable = 0;
1274 }
1275 if (wm8994->aif2clk_enable) {
1276 aif2clk_ev(w, kcontrol, SND_SOC_DAPM_PRE_PMU);
1277 snd_soc_component_update_bits(component, WM8994_AIF2_CLOCKING_1,
1278 WM8994_AIF2CLK_ENA_MASK,
1279 WM8994_AIF2CLK_ENA);
1280 aif2clk_ev(w, kcontrol, SND_SOC_DAPM_POST_PMU);
1281 wm8994->aif2clk_enable = 0;
1282 }
1283 break;
1284 }
1285
1286 /* We may also have postponed startup of DSP, handle that. */
1287 wm8958_aif_ev(w, kcontrol, event);
1288
1289 return 0;
1290 }
1291
late_disable_ev(struct snd_soc_dapm_widget * w,struct snd_kcontrol * kcontrol,int event)1292 static int late_disable_ev(struct snd_soc_dapm_widget *w,
1293 struct snd_kcontrol *kcontrol, int event)
1294 {
1295 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
1296 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
1297
1298 switch (event) {
1299 case SND_SOC_DAPM_POST_PMD:
1300 if (wm8994->aif1clk_disable) {
1301 aif1clk_ev(w, kcontrol, SND_SOC_DAPM_PRE_PMD);
1302 snd_soc_component_update_bits(component, WM8994_AIF1_CLOCKING_1,
1303 WM8994_AIF1CLK_ENA_MASK, 0);
1304 aif1clk_ev(w, kcontrol, SND_SOC_DAPM_POST_PMD);
1305 wm8994->aif1clk_disable = 0;
1306 }
1307 if (wm8994->aif2clk_disable) {
1308 aif2clk_ev(w, kcontrol, SND_SOC_DAPM_PRE_PMD);
1309 snd_soc_component_update_bits(component, WM8994_AIF2_CLOCKING_1,
1310 WM8994_AIF2CLK_ENA_MASK, 0);
1311 aif2clk_ev(w, kcontrol, SND_SOC_DAPM_POST_PMD);
1312 wm8994->aif2clk_disable = 0;
1313 }
1314 break;
1315 }
1316
1317 return 0;
1318 }
1319
adc_mux_ev(struct snd_soc_dapm_widget * w,struct snd_kcontrol * kcontrol,int event)1320 static int adc_mux_ev(struct snd_soc_dapm_widget *w,
1321 struct snd_kcontrol *kcontrol, int event)
1322 {
1323 late_enable_ev(w, kcontrol, event);
1324 return 0;
1325 }
1326
micbias_ev(struct snd_soc_dapm_widget * w,struct snd_kcontrol * kcontrol,int event)1327 static int micbias_ev(struct snd_soc_dapm_widget *w,
1328 struct snd_kcontrol *kcontrol, int event)
1329 {
1330 late_enable_ev(w, kcontrol, event);
1331 return 0;
1332 }
1333
dac_ev(struct snd_soc_dapm_widget * w,struct snd_kcontrol * kcontrol,int event)1334 static int dac_ev(struct snd_soc_dapm_widget *w,
1335 struct snd_kcontrol *kcontrol, int event)
1336 {
1337 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
1338 unsigned int mask = 1 << w->shift;
1339
1340 snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_5,
1341 mask, mask);
1342 return 0;
1343 }
1344
1345 static const char *adc_mux_text[] = {
1346 "ADC",
1347 "DMIC",
1348 };
1349
1350 static SOC_ENUM_SINGLE_VIRT_DECL(adc_enum, adc_mux_text);
1351
1352 static const struct snd_kcontrol_new adcl_mux =
1353 SOC_DAPM_ENUM("ADCL Mux", adc_enum);
1354
1355 static const struct snd_kcontrol_new adcr_mux =
1356 SOC_DAPM_ENUM("ADCR Mux", adc_enum);
1357
1358 static const struct snd_kcontrol_new left_speaker_mixer[] = {
1359 SOC_DAPM_SINGLE("DAC2 Switch", WM8994_SPEAKER_MIXER, 9, 1, 0),
1360 SOC_DAPM_SINGLE("Input Switch", WM8994_SPEAKER_MIXER, 7, 1, 0),
1361 SOC_DAPM_SINGLE("IN1LP Switch", WM8994_SPEAKER_MIXER, 5, 1, 0),
1362 SOC_DAPM_SINGLE("Output Switch", WM8994_SPEAKER_MIXER, 3, 1, 0),
1363 SOC_DAPM_SINGLE("DAC1 Switch", WM8994_SPEAKER_MIXER, 1, 1, 0),
1364 };
1365
1366 static const struct snd_kcontrol_new right_speaker_mixer[] = {
1367 SOC_DAPM_SINGLE("DAC2 Switch", WM8994_SPEAKER_MIXER, 8, 1, 0),
1368 SOC_DAPM_SINGLE("Input Switch", WM8994_SPEAKER_MIXER, 6, 1, 0),
1369 SOC_DAPM_SINGLE("IN1RP Switch", WM8994_SPEAKER_MIXER, 4, 1, 0),
1370 SOC_DAPM_SINGLE("Output Switch", WM8994_SPEAKER_MIXER, 2, 1, 0),
1371 SOC_DAPM_SINGLE("DAC1 Switch", WM8994_SPEAKER_MIXER, 0, 1, 0),
1372 };
1373
1374 /* Debugging; dump chip status after DAPM transitions */
post_ev(struct snd_soc_dapm_widget * w,struct snd_kcontrol * kcontrol,int event)1375 static int post_ev(struct snd_soc_dapm_widget *w,
1376 struct snd_kcontrol *kcontrol, int event)
1377 {
1378 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
1379 dev_dbg(component->dev, "SRC status: %x\n",
1380 snd_soc_component_read32(component,
1381 WM8994_RATE_STATUS));
1382 return 0;
1383 }
1384
1385 static const struct snd_kcontrol_new aif1adc1l_mix[] = {
1386 SOC_DAPM_SINGLE("ADC/DMIC Switch", WM8994_AIF1_ADC1_LEFT_MIXER_ROUTING,
1387 1, 1, 0),
1388 SOC_DAPM_SINGLE("AIF2 Switch", WM8994_AIF1_ADC1_LEFT_MIXER_ROUTING,
1389 0, 1, 0),
1390 };
1391
1392 static const struct snd_kcontrol_new aif1adc1r_mix[] = {
1393 SOC_DAPM_SINGLE("ADC/DMIC Switch", WM8994_AIF1_ADC1_RIGHT_MIXER_ROUTING,
1394 1, 1, 0),
1395 SOC_DAPM_SINGLE("AIF2 Switch", WM8994_AIF1_ADC1_RIGHT_MIXER_ROUTING,
1396 0, 1, 0),
1397 };
1398
1399 static const struct snd_kcontrol_new aif1adc2l_mix[] = {
1400 SOC_DAPM_SINGLE("DMIC Switch", WM8994_AIF1_ADC2_LEFT_MIXER_ROUTING,
1401 1, 1, 0),
1402 SOC_DAPM_SINGLE("AIF2 Switch", WM8994_AIF1_ADC2_LEFT_MIXER_ROUTING,
1403 0, 1, 0),
1404 };
1405
1406 static const struct snd_kcontrol_new aif1adc2r_mix[] = {
1407 SOC_DAPM_SINGLE("DMIC Switch", WM8994_AIF1_ADC2_RIGHT_MIXER_ROUTING,
1408 1, 1, 0),
1409 SOC_DAPM_SINGLE("AIF2 Switch", WM8994_AIF1_ADC2_RIGHT_MIXER_ROUTING,
1410 0, 1, 0),
1411 };
1412
1413 static const struct snd_kcontrol_new aif2dac2l_mix[] = {
1414 SOC_DAPM_SINGLE("Right Sidetone Switch", WM8994_DAC2_LEFT_MIXER_ROUTING,
1415 5, 1, 0),
1416 SOC_DAPM_SINGLE("Left Sidetone Switch", WM8994_DAC2_LEFT_MIXER_ROUTING,
1417 4, 1, 0),
1418 SOC_DAPM_SINGLE("AIF2 Switch", WM8994_DAC2_LEFT_MIXER_ROUTING,
1419 2, 1, 0),
1420 SOC_DAPM_SINGLE("AIF1.2 Switch", WM8994_DAC2_LEFT_MIXER_ROUTING,
1421 1, 1, 0),
1422 SOC_DAPM_SINGLE("AIF1.1 Switch", WM8994_DAC2_LEFT_MIXER_ROUTING,
1423 0, 1, 0),
1424 };
1425
1426 static const struct snd_kcontrol_new aif2dac2r_mix[] = {
1427 SOC_DAPM_SINGLE("Right Sidetone Switch", WM8994_DAC2_RIGHT_MIXER_ROUTING,
1428 5, 1, 0),
1429 SOC_DAPM_SINGLE("Left Sidetone Switch", WM8994_DAC2_RIGHT_MIXER_ROUTING,
1430 4, 1, 0),
1431 SOC_DAPM_SINGLE("AIF2 Switch", WM8994_DAC2_RIGHT_MIXER_ROUTING,
1432 2, 1, 0),
1433 SOC_DAPM_SINGLE("AIF1.2 Switch", WM8994_DAC2_RIGHT_MIXER_ROUTING,
1434 1, 1, 0),
1435 SOC_DAPM_SINGLE("AIF1.1 Switch", WM8994_DAC2_RIGHT_MIXER_ROUTING,
1436 0, 1, 0),
1437 };
1438
1439 #define WM8994_CLASS_W_SWITCH(xname, reg, shift, max, invert) \
1440 SOC_SINGLE_EXT(xname, reg, shift, max, invert, \
1441 snd_soc_dapm_get_volsw, wm8994_put_class_w)
1442
wm8994_put_class_w(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)1443 static int wm8994_put_class_w(struct snd_kcontrol *kcontrol,
1444 struct snd_ctl_elem_value *ucontrol)
1445 {
1446 struct snd_soc_component *component = snd_soc_dapm_kcontrol_component(kcontrol);
1447 int ret;
1448
1449 ret = snd_soc_dapm_put_volsw(kcontrol, ucontrol);
1450
1451 wm_hubs_update_class_w(component);
1452
1453 return ret;
1454 }
1455
1456 static const struct snd_kcontrol_new dac1l_mix[] = {
1457 WM8994_CLASS_W_SWITCH("Right Sidetone Switch", WM8994_DAC1_LEFT_MIXER_ROUTING,
1458 5, 1, 0),
1459 WM8994_CLASS_W_SWITCH("Left Sidetone Switch", WM8994_DAC1_LEFT_MIXER_ROUTING,
1460 4, 1, 0),
1461 WM8994_CLASS_W_SWITCH("AIF2 Switch", WM8994_DAC1_LEFT_MIXER_ROUTING,
1462 2, 1, 0),
1463 WM8994_CLASS_W_SWITCH("AIF1.2 Switch", WM8994_DAC1_LEFT_MIXER_ROUTING,
1464 1, 1, 0),
1465 WM8994_CLASS_W_SWITCH("AIF1.1 Switch", WM8994_DAC1_LEFT_MIXER_ROUTING,
1466 0, 1, 0),
1467 };
1468
1469 static const struct snd_kcontrol_new dac1r_mix[] = {
1470 WM8994_CLASS_W_SWITCH("Right Sidetone Switch", WM8994_DAC1_RIGHT_MIXER_ROUTING,
1471 5, 1, 0),
1472 WM8994_CLASS_W_SWITCH("Left Sidetone Switch", WM8994_DAC1_RIGHT_MIXER_ROUTING,
1473 4, 1, 0),
1474 WM8994_CLASS_W_SWITCH("AIF2 Switch", WM8994_DAC1_RIGHT_MIXER_ROUTING,
1475 2, 1, 0),
1476 WM8994_CLASS_W_SWITCH("AIF1.2 Switch", WM8994_DAC1_RIGHT_MIXER_ROUTING,
1477 1, 1, 0),
1478 WM8994_CLASS_W_SWITCH("AIF1.1 Switch", WM8994_DAC1_RIGHT_MIXER_ROUTING,
1479 0, 1, 0),
1480 };
1481
1482 static const char *sidetone_text[] = {
1483 "ADC/DMIC1", "DMIC2",
1484 };
1485
1486 static SOC_ENUM_SINGLE_DECL(sidetone1_enum,
1487 WM8994_SIDETONE, 0, sidetone_text);
1488
1489 static const struct snd_kcontrol_new sidetone1_mux =
1490 SOC_DAPM_ENUM("Left Sidetone Mux", sidetone1_enum);
1491
1492 static SOC_ENUM_SINGLE_DECL(sidetone2_enum,
1493 WM8994_SIDETONE, 1, sidetone_text);
1494
1495 static const struct snd_kcontrol_new sidetone2_mux =
1496 SOC_DAPM_ENUM("Right Sidetone Mux", sidetone2_enum);
1497
1498 static const char *aif1dac_text[] = {
1499 "AIF1DACDAT", "AIF3DACDAT",
1500 };
1501
1502 static const char *loopback_text[] = {
1503 "None", "ADCDAT",
1504 };
1505
1506 static SOC_ENUM_SINGLE_DECL(aif1_loopback_enum,
1507 WM8994_AIF1_CONTROL_2,
1508 WM8994_AIF1_LOOPBACK_SHIFT,
1509 loopback_text);
1510
1511 static const struct snd_kcontrol_new aif1_loopback =
1512 SOC_DAPM_ENUM("AIF1 Loopback", aif1_loopback_enum);
1513
1514 static SOC_ENUM_SINGLE_DECL(aif2_loopback_enum,
1515 WM8994_AIF2_CONTROL_2,
1516 WM8994_AIF2_LOOPBACK_SHIFT,
1517 loopback_text);
1518
1519 static const struct snd_kcontrol_new aif2_loopback =
1520 SOC_DAPM_ENUM("AIF2 Loopback", aif2_loopback_enum);
1521
1522 static SOC_ENUM_SINGLE_DECL(aif1dac_enum,
1523 WM8994_POWER_MANAGEMENT_6, 0, aif1dac_text);
1524
1525 static const struct snd_kcontrol_new aif1dac_mux =
1526 SOC_DAPM_ENUM("AIF1DAC Mux", aif1dac_enum);
1527
1528 static const char *aif2dac_text[] = {
1529 "AIF2DACDAT", "AIF3DACDAT",
1530 };
1531
1532 static SOC_ENUM_SINGLE_DECL(aif2dac_enum,
1533 WM8994_POWER_MANAGEMENT_6, 1, aif2dac_text);
1534
1535 static const struct snd_kcontrol_new aif2dac_mux =
1536 SOC_DAPM_ENUM("AIF2DAC Mux", aif2dac_enum);
1537
1538 static const char *aif2adc_text[] = {
1539 "AIF2ADCDAT", "AIF3DACDAT",
1540 };
1541
1542 static SOC_ENUM_SINGLE_DECL(aif2adc_enum,
1543 WM8994_POWER_MANAGEMENT_6, 2, aif2adc_text);
1544
1545 static const struct snd_kcontrol_new aif2adc_mux =
1546 SOC_DAPM_ENUM("AIF2ADC Mux", aif2adc_enum);
1547
1548 static const char *aif3adc_text[] = {
1549 "AIF1ADCDAT", "AIF2ADCDAT", "AIF2DACDAT", "Mono PCM",
1550 };
1551
1552 static SOC_ENUM_SINGLE_DECL(wm8994_aif3adc_enum,
1553 WM8994_POWER_MANAGEMENT_6, 3, aif3adc_text);
1554
1555 static const struct snd_kcontrol_new wm8994_aif3adc_mux =
1556 SOC_DAPM_ENUM("AIF3ADC Mux", wm8994_aif3adc_enum);
1557
1558 static SOC_ENUM_SINGLE_DECL(wm8958_aif3adc_enum,
1559 WM8994_POWER_MANAGEMENT_6, 3, aif3adc_text);
1560
1561 static const struct snd_kcontrol_new wm8958_aif3adc_mux =
1562 SOC_DAPM_ENUM("AIF3ADC Mux", wm8958_aif3adc_enum);
1563
1564 static const char *mono_pcm_out_text[] = {
1565 "None", "AIF2ADCL", "AIF2ADCR",
1566 };
1567
1568 static SOC_ENUM_SINGLE_DECL(mono_pcm_out_enum,
1569 WM8994_POWER_MANAGEMENT_6, 9, mono_pcm_out_text);
1570
1571 static const struct snd_kcontrol_new mono_pcm_out_mux =
1572 SOC_DAPM_ENUM("Mono PCM Out Mux", mono_pcm_out_enum);
1573
1574 static const char *aif2dac_src_text[] = {
1575 "AIF2", "AIF3",
1576 };
1577
1578 /* Note that these two control shouldn't be simultaneously switched to AIF3 */
1579 static SOC_ENUM_SINGLE_DECL(aif2dacl_src_enum,
1580 WM8994_POWER_MANAGEMENT_6, 7, aif2dac_src_text);
1581
1582 static const struct snd_kcontrol_new aif2dacl_src_mux =
1583 SOC_DAPM_ENUM("AIF2DACL Mux", aif2dacl_src_enum);
1584
1585 static SOC_ENUM_SINGLE_DECL(aif2dacr_src_enum,
1586 WM8994_POWER_MANAGEMENT_6, 8, aif2dac_src_text);
1587
1588 static const struct snd_kcontrol_new aif2dacr_src_mux =
1589 SOC_DAPM_ENUM("AIF2DACR Mux", aif2dacr_src_enum);
1590
1591 static const struct snd_soc_dapm_widget wm8994_lateclk_revd_widgets[] = {
1592 SND_SOC_DAPM_SUPPLY("AIF1CLK", SND_SOC_NOPM, 0, 0, aif1clk_late_ev,
1593 SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
1594 SND_SOC_DAPM_SUPPLY("AIF2CLK", SND_SOC_NOPM, 0, 0, aif2clk_late_ev,
1595 SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
1596
1597 SND_SOC_DAPM_PGA_E("Late DAC1L Enable PGA", SND_SOC_NOPM, 0, 0, NULL, 0,
1598 late_enable_ev, SND_SOC_DAPM_PRE_PMU),
1599 SND_SOC_DAPM_PGA_E("Late DAC1R Enable PGA", SND_SOC_NOPM, 0, 0, NULL, 0,
1600 late_enable_ev, SND_SOC_DAPM_PRE_PMU),
1601 SND_SOC_DAPM_PGA_E("Late DAC2L Enable PGA", SND_SOC_NOPM, 0, 0, NULL, 0,
1602 late_enable_ev, SND_SOC_DAPM_PRE_PMU),
1603 SND_SOC_DAPM_PGA_E("Late DAC2R Enable PGA", SND_SOC_NOPM, 0, 0, NULL, 0,
1604 late_enable_ev, SND_SOC_DAPM_PRE_PMU),
1605 SND_SOC_DAPM_PGA_E("Direct Voice", SND_SOC_NOPM, 0, 0, NULL, 0,
1606 late_enable_ev, SND_SOC_DAPM_PRE_PMU),
1607
1608 SND_SOC_DAPM_MIXER_E("SPKL", WM8994_POWER_MANAGEMENT_3, 8, 0,
1609 left_speaker_mixer, ARRAY_SIZE(left_speaker_mixer),
1610 late_enable_ev, SND_SOC_DAPM_PRE_PMU),
1611 SND_SOC_DAPM_MIXER_E("SPKR", WM8994_POWER_MANAGEMENT_3, 9, 0,
1612 right_speaker_mixer, ARRAY_SIZE(right_speaker_mixer),
1613 late_enable_ev, SND_SOC_DAPM_PRE_PMU),
1614 SND_SOC_DAPM_MUX_E("Left Headphone Mux", SND_SOC_NOPM, 0, 0, &wm_hubs_hpl_mux,
1615 late_enable_ev, SND_SOC_DAPM_PRE_PMU),
1616 SND_SOC_DAPM_MUX_E("Right Headphone Mux", SND_SOC_NOPM, 0, 0, &wm_hubs_hpr_mux,
1617 late_enable_ev, SND_SOC_DAPM_PRE_PMU),
1618
1619 SND_SOC_DAPM_POST("Late Disable PGA", late_disable_ev)
1620 };
1621
1622 static const struct snd_soc_dapm_widget wm8994_lateclk_widgets[] = {
1623 SND_SOC_DAPM_SUPPLY("AIF1CLK", WM8994_AIF1_CLOCKING_1, 0, 0, aif1clk_ev,
1624 SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
1625 SND_SOC_DAPM_PRE_PMD),
1626 SND_SOC_DAPM_SUPPLY("AIF2CLK", WM8994_AIF2_CLOCKING_1, 0, 0, aif2clk_ev,
1627 SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
1628 SND_SOC_DAPM_PRE_PMD),
1629 SND_SOC_DAPM_PGA("Direct Voice", SND_SOC_NOPM, 0, 0, NULL, 0),
1630 SND_SOC_DAPM_MIXER("SPKL", WM8994_POWER_MANAGEMENT_3, 8, 0,
1631 left_speaker_mixer, ARRAY_SIZE(left_speaker_mixer)),
1632 SND_SOC_DAPM_MIXER("SPKR", WM8994_POWER_MANAGEMENT_3, 9, 0,
1633 right_speaker_mixer, ARRAY_SIZE(right_speaker_mixer)),
1634 SND_SOC_DAPM_MUX("Left Headphone Mux", SND_SOC_NOPM, 0, 0, &wm_hubs_hpl_mux),
1635 SND_SOC_DAPM_MUX("Right Headphone Mux", SND_SOC_NOPM, 0, 0, &wm_hubs_hpr_mux),
1636 };
1637
1638 static const struct snd_soc_dapm_widget wm8994_dac_revd_widgets[] = {
1639 SND_SOC_DAPM_DAC_E("DAC2L", NULL, SND_SOC_NOPM, 3, 0,
1640 dac_ev, SND_SOC_DAPM_PRE_PMU),
1641 SND_SOC_DAPM_DAC_E("DAC2R", NULL, SND_SOC_NOPM, 2, 0,
1642 dac_ev, SND_SOC_DAPM_PRE_PMU),
1643 SND_SOC_DAPM_DAC_E("DAC1L", NULL, SND_SOC_NOPM, 1, 0,
1644 dac_ev, SND_SOC_DAPM_PRE_PMU),
1645 SND_SOC_DAPM_DAC_E("DAC1R", NULL, SND_SOC_NOPM, 0, 0,
1646 dac_ev, SND_SOC_DAPM_PRE_PMU),
1647 };
1648
1649 static const struct snd_soc_dapm_widget wm8994_dac_widgets[] = {
1650 SND_SOC_DAPM_DAC("DAC2L", NULL, WM8994_POWER_MANAGEMENT_5, 3, 0),
1651 SND_SOC_DAPM_DAC("DAC2R", NULL, WM8994_POWER_MANAGEMENT_5, 2, 0),
1652 SND_SOC_DAPM_DAC("DAC1L", NULL, WM8994_POWER_MANAGEMENT_5, 1, 0),
1653 SND_SOC_DAPM_DAC("DAC1R", NULL, WM8994_POWER_MANAGEMENT_5, 0, 0),
1654 };
1655
1656 static const struct snd_soc_dapm_widget wm8994_adc_revd_widgets[] = {
1657 SND_SOC_DAPM_MUX_E("ADCL Mux", WM8994_POWER_MANAGEMENT_4, 1, 0, &adcl_mux,
1658 adc_mux_ev, SND_SOC_DAPM_PRE_PMU),
1659 SND_SOC_DAPM_MUX_E("ADCR Mux", WM8994_POWER_MANAGEMENT_4, 0, 0, &adcr_mux,
1660 adc_mux_ev, SND_SOC_DAPM_PRE_PMU),
1661 };
1662
1663 static const struct snd_soc_dapm_widget wm8994_adc_widgets[] = {
1664 SND_SOC_DAPM_MUX("ADCL Mux", WM8994_POWER_MANAGEMENT_4, 1, 0, &adcl_mux),
1665 SND_SOC_DAPM_MUX("ADCR Mux", WM8994_POWER_MANAGEMENT_4, 0, 0, &adcr_mux),
1666 };
1667
1668 static const struct snd_soc_dapm_widget wm8994_dapm_widgets[] = {
1669 SND_SOC_DAPM_INPUT("DMIC1DAT"),
1670 SND_SOC_DAPM_INPUT("DMIC2DAT"),
1671 SND_SOC_DAPM_INPUT("Clock"),
1672
1673 SND_SOC_DAPM_SUPPLY_S("MICBIAS Supply", 1, SND_SOC_NOPM, 0, 0, micbias_ev,
1674 SND_SOC_DAPM_PRE_PMU),
1675 SND_SOC_DAPM_SUPPLY("VMID", SND_SOC_NOPM, 0, 0, vmid_event,
1676 SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
1677
1678 SND_SOC_DAPM_SUPPLY("CLK_SYS", SND_SOC_NOPM, 0, 0, clk_sys_event,
1679 SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
1680 SND_SOC_DAPM_PRE_PMD),
1681
1682 SND_SOC_DAPM_SUPPLY("DSP1CLK", SND_SOC_NOPM, 3, 0, NULL, 0),
1683 SND_SOC_DAPM_SUPPLY("DSP2CLK", SND_SOC_NOPM, 2, 0, NULL, 0),
1684 SND_SOC_DAPM_SUPPLY("DSPINTCLK", SND_SOC_NOPM, 1, 0, NULL, 0),
1685
1686 SND_SOC_DAPM_AIF_OUT("AIF1ADC1L", NULL,
1687 0, SND_SOC_NOPM, 9, 0),
1688 SND_SOC_DAPM_AIF_OUT("AIF1ADC1R", NULL,
1689 0, SND_SOC_NOPM, 8, 0),
1690 SND_SOC_DAPM_AIF_IN_E("AIF1DAC1L", NULL, 0,
1691 SND_SOC_NOPM, 9, 0, wm8958_aif_ev,
1692 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
1693 SND_SOC_DAPM_AIF_IN_E("AIF1DAC1R", NULL, 0,
1694 SND_SOC_NOPM, 8, 0, wm8958_aif_ev,
1695 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
1696
1697 SND_SOC_DAPM_AIF_OUT("AIF1ADC2L", NULL,
1698 0, SND_SOC_NOPM, 11, 0),
1699 SND_SOC_DAPM_AIF_OUT("AIF1ADC2R", NULL,
1700 0, SND_SOC_NOPM, 10, 0),
1701 SND_SOC_DAPM_AIF_IN_E("AIF1DAC2L", NULL, 0,
1702 SND_SOC_NOPM, 11, 0, wm8958_aif_ev,
1703 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
1704 SND_SOC_DAPM_AIF_IN_E("AIF1DAC2R", NULL, 0,
1705 SND_SOC_NOPM, 10, 0, wm8958_aif_ev,
1706 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
1707
1708 SND_SOC_DAPM_MIXER("AIF1ADC1L Mixer", SND_SOC_NOPM, 0, 0,
1709 aif1adc1l_mix, ARRAY_SIZE(aif1adc1l_mix)),
1710 SND_SOC_DAPM_MIXER("AIF1ADC1R Mixer", SND_SOC_NOPM, 0, 0,
1711 aif1adc1r_mix, ARRAY_SIZE(aif1adc1r_mix)),
1712
1713 SND_SOC_DAPM_MIXER("AIF1ADC2L Mixer", SND_SOC_NOPM, 0, 0,
1714 aif1adc2l_mix, ARRAY_SIZE(aif1adc2l_mix)),
1715 SND_SOC_DAPM_MIXER("AIF1ADC2R Mixer", SND_SOC_NOPM, 0, 0,
1716 aif1adc2r_mix, ARRAY_SIZE(aif1adc2r_mix)),
1717
1718 SND_SOC_DAPM_MIXER("AIF2DAC2L Mixer", SND_SOC_NOPM, 0, 0,
1719 aif2dac2l_mix, ARRAY_SIZE(aif2dac2l_mix)),
1720 SND_SOC_DAPM_MIXER("AIF2DAC2R Mixer", SND_SOC_NOPM, 0, 0,
1721 aif2dac2r_mix, ARRAY_SIZE(aif2dac2r_mix)),
1722
1723 SND_SOC_DAPM_MUX("Left Sidetone", SND_SOC_NOPM, 0, 0, &sidetone1_mux),
1724 SND_SOC_DAPM_MUX("Right Sidetone", SND_SOC_NOPM, 0, 0, &sidetone2_mux),
1725
1726 SND_SOC_DAPM_MIXER("DAC1L Mixer", SND_SOC_NOPM, 0, 0,
1727 dac1l_mix, ARRAY_SIZE(dac1l_mix)),
1728 SND_SOC_DAPM_MIXER("DAC1R Mixer", SND_SOC_NOPM, 0, 0,
1729 dac1r_mix, ARRAY_SIZE(dac1r_mix)),
1730
1731 SND_SOC_DAPM_AIF_OUT("AIF2ADCL", NULL, 0,
1732 SND_SOC_NOPM, 13, 0),
1733 SND_SOC_DAPM_AIF_OUT("AIF2ADCR", NULL, 0,
1734 SND_SOC_NOPM, 12, 0),
1735 SND_SOC_DAPM_AIF_IN_E("AIF2DACL", NULL, 0,
1736 SND_SOC_NOPM, 13, 0, wm8958_aif_ev,
1737 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
1738 SND_SOC_DAPM_AIF_IN_E("AIF2DACR", NULL, 0,
1739 SND_SOC_NOPM, 12, 0, wm8958_aif_ev,
1740 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
1741
1742 SND_SOC_DAPM_AIF_IN("AIF1DACDAT", NULL, 0, SND_SOC_NOPM, 0, 0),
1743 SND_SOC_DAPM_AIF_IN("AIF2DACDAT", NULL, 0, SND_SOC_NOPM, 0, 0),
1744 SND_SOC_DAPM_AIF_OUT("AIF1ADCDAT", NULL, 0, SND_SOC_NOPM, 0, 0),
1745 SND_SOC_DAPM_AIF_OUT("AIF2ADCDAT", NULL, 0, SND_SOC_NOPM, 0, 0),
1746
1747 SND_SOC_DAPM_MUX("AIF1DAC Mux", SND_SOC_NOPM, 0, 0, &aif1dac_mux),
1748 SND_SOC_DAPM_MUX("AIF2DAC Mux", SND_SOC_NOPM, 0, 0, &aif2dac_mux),
1749 SND_SOC_DAPM_MUX("AIF2ADC Mux", SND_SOC_NOPM, 0, 0, &aif2adc_mux),
1750
1751 SND_SOC_DAPM_AIF_IN("AIF3DACDAT", NULL, 0, SND_SOC_NOPM, 0, 0),
1752 SND_SOC_DAPM_AIF_OUT("AIF3ADCDAT", NULL, 0, SND_SOC_NOPM, 0, 0),
1753
1754 SND_SOC_DAPM_SUPPLY("TOCLK", WM8994_CLOCKING_1, 4, 0, NULL, 0),
1755
1756 SND_SOC_DAPM_ADC("DMIC2L", NULL, WM8994_POWER_MANAGEMENT_4, 5, 0),
1757 SND_SOC_DAPM_ADC("DMIC2R", NULL, WM8994_POWER_MANAGEMENT_4, 4, 0),
1758 SND_SOC_DAPM_ADC("DMIC1L", NULL, WM8994_POWER_MANAGEMENT_4, 3, 0),
1759 SND_SOC_DAPM_ADC("DMIC1R", NULL, WM8994_POWER_MANAGEMENT_4, 2, 0),
1760
1761 /* Power is done with the muxes since the ADC power also controls the
1762 * downsampling chain, the chip will automatically manage the analogue
1763 * specific portions.
1764 */
1765 SND_SOC_DAPM_ADC("ADCL", NULL, SND_SOC_NOPM, 1, 0),
1766 SND_SOC_DAPM_ADC("ADCR", NULL, SND_SOC_NOPM, 0, 0),
1767
1768 SND_SOC_DAPM_MUX("AIF1 Loopback", SND_SOC_NOPM, 0, 0, &aif1_loopback),
1769 SND_SOC_DAPM_MUX("AIF2 Loopback", SND_SOC_NOPM, 0, 0, &aif2_loopback),
1770
1771 SND_SOC_DAPM_POST("Debug log", post_ev),
1772 };
1773
1774 static const struct snd_soc_dapm_widget wm8994_specific_dapm_widgets[] = {
1775 SND_SOC_DAPM_MUX("AIF3ADC Mux", SND_SOC_NOPM, 0, 0, &wm8994_aif3adc_mux),
1776 };
1777
1778 static const struct snd_soc_dapm_widget wm8958_dapm_widgets[] = {
1779 SND_SOC_DAPM_SUPPLY("AIF3", WM8994_POWER_MANAGEMENT_6, 5, 1, NULL, 0),
1780 SND_SOC_DAPM_MUX("Mono PCM Out Mux", SND_SOC_NOPM, 0, 0, &mono_pcm_out_mux),
1781 SND_SOC_DAPM_MUX("AIF2DACL Mux", SND_SOC_NOPM, 0, 0, &aif2dacl_src_mux),
1782 SND_SOC_DAPM_MUX("AIF2DACR Mux", SND_SOC_NOPM, 0, 0, &aif2dacr_src_mux),
1783 SND_SOC_DAPM_MUX("AIF3ADC Mux", SND_SOC_NOPM, 0, 0, &wm8958_aif3adc_mux),
1784 };
1785
1786 static const struct snd_soc_dapm_route intercon[] = {
1787 { "CLK_SYS", NULL, "AIF1CLK", check_clk_sys },
1788 { "CLK_SYS", NULL, "AIF2CLK", check_clk_sys },
1789
1790 { "DSP1CLK", NULL, "CLK_SYS" },
1791 { "DSP2CLK", NULL, "CLK_SYS" },
1792 { "DSPINTCLK", NULL, "CLK_SYS" },
1793
1794 { "AIF1ADC1L", NULL, "AIF1CLK" },
1795 { "AIF1ADC1L", NULL, "DSP1CLK" },
1796 { "AIF1ADC1R", NULL, "AIF1CLK" },
1797 { "AIF1ADC1R", NULL, "DSP1CLK" },
1798 { "AIF1ADC1R", NULL, "DSPINTCLK" },
1799
1800 { "AIF1DAC1L", NULL, "AIF1CLK" },
1801 { "AIF1DAC1L", NULL, "DSP1CLK" },
1802 { "AIF1DAC1R", NULL, "AIF1CLK" },
1803 { "AIF1DAC1R", NULL, "DSP1CLK" },
1804 { "AIF1DAC1R", NULL, "DSPINTCLK" },
1805
1806 { "AIF1ADC2L", NULL, "AIF1CLK" },
1807 { "AIF1ADC2L", NULL, "DSP1CLK" },
1808 { "AIF1ADC2R", NULL, "AIF1CLK" },
1809 { "AIF1ADC2R", NULL, "DSP1CLK" },
1810 { "AIF1ADC2R", NULL, "DSPINTCLK" },
1811
1812 { "AIF1DAC2L", NULL, "AIF1CLK" },
1813 { "AIF1DAC2L", NULL, "DSP1CLK" },
1814 { "AIF1DAC2R", NULL, "AIF1CLK" },
1815 { "AIF1DAC2R", NULL, "DSP1CLK" },
1816 { "AIF1DAC2R", NULL, "DSPINTCLK" },
1817
1818 { "AIF2ADCL", NULL, "AIF2CLK" },
1819 { "AIF2ADCL", NULL, "DSP2CLK" },
1820 { "AIF2ADCR", NULL, "AIF2CLK" },
1821 { "AIF2ADCR", NULL, "DSP2CLK" },
1822 { "AIF2ADCR", NULL, "DSPINTCLK" },
1823
1824 { "AIF2DACL", NULL, "AIF2CLK" },
1825 { "AIF2DACL", NULL, "DSP2CLK" },
1826 { "AIF2DACR", NULL, "AIF2CLK" },
1827 { "AIF2DACR", NULL, "DSP2CLK" },
1828 { "AIF2DACR", NULL, "DSPINTCLK" },
1829
1830 { "DMIC1L", NULL, "DMIC1DAT" },
1831 { "DMIC1L", NULL, "CLK_SYS" },
1832 { "DMIC1R", NULL, "DMIC1DAT" },
1833 { "DMIC1R", NULL, "CLK_SYS" },
1834 { "DMIC2L", NULL, "DMIC2DAT" },
1835 { "DMIC2L", NULL, "CLK_SYS" },
1836 { "DMIC2R", NULL, "DMIC2DAT" },
1837 { "DMIC2R", NULL, "CLK_SYS" },
1838
1839 { "ADCL", NULL, "AIF1CLK" },
1840 { "ADCL", NULL, "DSP1CLK" },
1841 { "ADCL", NULL, "DSPINTCLK" },
1842
1843 { "ADCR", NULL, "AIF1CLK" },
1844 { "ADCR", NULL, "DSP1CLK" },
1845 { "ADCR", NULL, "DSPINTCLK" },
1846
1847 { "ADCL Mux", "ADC", "ADCL" },
1848 { "ADCL Mux", "DMIC", "DMIC1L" },
1849 { "ADCR Mux", "ADC", "ADCR" },
1850 { "ADCR Mux", "DMIC", "DMIC1R" },
1851
1852 { "DAC1L", NULL, "AIF1CLK" },
1853 { "DAC1L", NULL, "DSP1CLK" },
1854 { "DAC1L", NULL, "DSPINTCLK" },
1855
1856 { "DAC1R", NULL, "AIF1CLK" },
1857 { "DAC1R", NULL, "DSP1CLK" },
1858 { "DAC1R", NULL, "DSPINTCLK" },
1859
1860 { "DAC2L", NULL, "AIF2CLK" },
1861 { "DAC2L", NULL, "DSP2CLK" },
1862 { "DAC2L", NULL, "DSPINTCLK" },
1863
1864 { "DAC2R", NULL, "AIF2DACR" },
1865 { "DAC2R", NULL, "AIF2CLK" },
1866 { "DAC2R", NULL, "DSP2CLK" },
1867 { "DAC2R", NULL, "DSPINTCLK" },
1868
1869 { "TOCLK", NULL, "CLK_SYS" },
1870
1871 { "AIF1DACDAT", NULL, "AIF1 Playback" },
1872 { "AIF2DACDAT", NULL, "AIF2 Playback" },
1873 { "AIF3DACDAT", NULL, "AIF3 Playback" },
1874
1875 { "AIF1 Capture", NULL, "AIF1ADCDAT" },
1876 { "AIF2 Capture", NULL, "AIF2ADCDAT" },
1877 { "AIF3 Capture", NULL, "AIF3ADCDAT" },
1878
1879 /* AIF1 outputs */
1880 { "AIF1ADC1L", NULL, "AIF1ADC1L Mixer" },
1881 { "AIF1ADC1L Mixer", "ADC/DMIC Switch", "ADCL Mux" },
1882 { "AIF1ADC1L Mixer", "AIF2 Switch", "AIF2DACL" },
1883
1884 { "AIF1ADC1R", NULL, "AIF1ADC1R Mixer" },
1885 { "AIF1ADC1R Mixer", "ADC/DMIC Switch", "ADCR Mux" },
1886 { "AIF1ADC1R Mixer", "AIF2 Switch", "AIF2DACR" },
1887
1888 { "AIF1ADC2L", NULL, "AIF1ADC2L Mixer" },
1889 { "AIF1ADC2L Mixer", "DMIC Switch", "DMIC2L" },
1890 { "AIF1ADC2L Mixer", "AIF2 Switch", "AIF2DACL" },
1891
1892 { "AIF1ADC2R", NULL, "AIF1ADC2R Mixer" },
1893 { "AIF1ADC2R Mixer", "DMIC Switch", "DMIC2R" },
1894 { "AIF1ADC2R Mixer", "AIF2 Switch", "AIF2DACR" },
1895
1896 /* Pin level routing for AIF3 */
1897 { "AIF1DAC1L", NULL, "AIF1DAC Mux" },
1898 { "AIF1DAC1R", NULL, "AIF1DAC Mux" },
1899 { "AIF1DAC2L", NULL, "AIF1DAC Mux" },
1900 { "AIF1DAC2R", NULL, "AIF1DAC Mux" },
1901
1902 { "AIF1DAC Mux", "AIF1DACDAT", "AIF1 Loopback" },
1903 { "AIF1DAC Mux", "AIF3DACDAT", "AIF3DACDAT" },
1904 { "AIF2DAC Mux", "AIF2DACDAT", "AIF2 Loopback" },
1905 { "AIF2DAC Mux", "AIF3DACDAT", "AIF3DACDAT" },
1906 { "AIF2ADC Mux", "AIF2ADCDAT", "AIF2ADCL" },
1907 { "AIF2ADC Mux", "AIF2ADCDAT", "AIF2ADCR" },
1908 { "AIF2ADC Mux", "AIF3DACDAT", "AIF3ADCDAT" },
1909
1910 /* DAC1 inputs */
1911 { "DAC1L Mixer", "AIF2 Switch", "AIF2DACL" },
1912 { "DAC1L Mixer", "AIF1.2 Switch", "AIF1DAC2L" },
1913 { "DAC1L Mixer", "AIF1.1 Switch", "AIF1DAC1L" },
1914 { "DAC1L Mixer", "Left Sidetone Switch", "Left Sidetone" },
1915 { "DAC1L Mixer", "Right Sidetone Switch", "Right Sidetone" },
1916
1917 { "DAC1R Mixer", "AIF2 Switch", "AIF2DACR" },
1918 { "DAC1R Mixer", "AIF1.2 Switch", "AIF1DAC2R" },
1919 { "DAC1R Mixer", "AIF1.1 Switch", "AIF1DAC1R" },
1920 { "DAC1R Mixer", "Left Sidetone Switch", "Left Sidetone" },
1921 { "DAC1R Mixer", "Right Sidetone Switch", "Right Sidetone" },
1922
1923 /* DAC2/AIF2 outputs */
1924 { "AIF2ADCL", NULL, "AIF2DAC2L Mixer" },
1925 { "AIF2DAC2L Mixer", "AIF2 Switch", "AIF2DACL" },
1926 { "AIF2DAC2L Mixer", "AIF1.2 Switch", "AIF1DAC2L" },
1927 { "AIF2DAC2L Mixer", "AIF1.1 Switch", "AIF1DAC1L" },
1928 { "AIF2DAC2L Mixer", "Left Sidetone Switch", "Left Sidetone" },
1929 { "AIF2DAC2L Mixer", "Right Sidetone Switch", "Right Sidetone" },
1930
1931 { "AIF2ADCR", NULL, "AIF2DAC2R Mixer" },
1932 { "AIF2DAC2R Mixer", "AIF2 Switch", "AIF2DACR" },
1933 { "AIF2DAC2R Mixer", "AIF1.2 Switch", "AIF1DAC2R" },
1934 { "AIF2DAC2R Mixer", "AIF1.1 Switch", "AIF1DAC1R" },
1935 { "AIF2DAC2R Mixer", "Left Sidetone Switch", "Left Sidetone" },
1936 { "AIF2DAC2R Mixer", "Right Sidetone Switch", "Right Sidetone" },
1937
1938 { "AIF1ADCDAT", NULL, "AIF1ADC1L" },
1939 { "AIF1ADCDAT", NULL, "AIF1ADC1R" },
1940 { "AIF1ADCDAT", NULL, "AIF1ADC2L" },
1941 { "AIF1ADCDAT", NULL, "AIF1ADC2R" },
1942
1943 { "AIF2ADCDAT", NULL, "AIF2ADC Mux" },
1944
1945 /* AIF3 output */
1946 { "AIF3ADC Mux", "AIF1ADCDAT", "AIF1ADC1L" },
1947 { "AIF3ADC Mux", "AIF1ADCDAT", "AIF1ADC1R" },
1948 { "AIF3ADC Mux", "AIF1ADCDAT", "AIF1ADC2L" },
1949 { "AIF3ADC Mux", "AIF1ADCDAT", "AIF1ADC2R" },
1950 { "AIF3ADC Mux", "AIF2ADCDAT", "AIF2ADCL" },
1951 { "AIF3ADC Mux", "AIF2ADCDAT", "AIF2ADCR" },
1952 { "AIF3ADC Mux", "AIF2DACDAT", "AIF2DACL" },
1953 { "AIF3ADC Mux", "AIF2DACDAT", "AIF2DACR" },
1954
1955 { "AIF3ADCDAT", NULL, "AIF3ADC Mux" },
1956
1957 /* Loopback */
1958 { "AIF1 Loopback", "ADCDAT", "AIF1ADCDAT" },
1959 { "AIF1 Loopback", "None", "AIF1DACDAT" },
1960 { "AIF2 Loopback", "ADCDAT", "AIF2ADCDAT" },
1961 { "AIF2 Loopback", "None", "AIF2DACDAT" },
1962
1963 /* Sidetone */
1964 { "Left Sidetone", "ADC/DMIC1", "ADCL Mux" },
1965 { "Left Sidetone", "DMIC2", "DMIC2L" },
1966 { "Right Sidetone", "ADC/DMIC1", "ADCR Mux" },
1967 { "Right Sidetone", "DMIC2", "DMIC2R" },
1968
1969 /* Output stages */
1970 { "Left Output Mixer", "DAC Switch", "DAC1L" },
1971 { "Right Output Mixer", "DAC Switch", "DAC1R" },
1972
1973 { "SPKL", "DAC1 Switch", "DAC1L" },
1974 { "SPKL", "DAC2 Switch", "DAC2L" },
1975
1976 { "SPKR", "DAC1 Switch", "DAC1R" },
1977 { "SPKR", "DAC2 Switch", "DAC2R" },
1978
1979 { "Left Headphone Mux", "DAC", "DAC1L" },
1980 { "Right Headphone Mux", "DAC", "DAC1R" },
1981 };
1982
1983 static const struct snd_soc_dapm_route wm8994_lateclk_revd_intercon[] = {
1984 { "DAC1L", NULL, "Late DAC1L Enable PGA" },
1985 { "Late DAC1L Enable PGA", NULL, "DAC1L Mixer" },
1986 { "DAC1R", NULL, "Late DAC1R Enable PGA" },
1987 { "Late DAC1R Enable PGA", NULL, "DAC1R Mixer" },
1988 { "DAC2L", NULL, "Late DAC2L Enable PGA" },
1989 { "Late DAC2L Enable PGA", NULL, "AIF2DAC2L Mixer" },
1990 { "DAC2R", NULL, "Late DAC2R Enable PGA" },
1991 { "Late DAC2R Enable PGA", NULL, "AIF2DAC2R Mixer" }
1992 };
1993
1994 static const struct snd_soc_dapm_route wm8994_lateclk_intercon[] = {
1995 { "DAC1L", NULL, "DAC1L Mixer" },
1996 { "DAC1R", NULL, "DAC1R Mixer" },
1997 { "DAC2L", NULL, "AIF2DAC2L Mixer" },
1998 { "DAC2R", NULL, "AIF2DAC2R Mixer" },
1999 };
2000
2001 static const struct snd_soc_dapm_route wm8994_revd_intercon[] = {
2002 { "AIF1DACDAT", NULL, "AIF2DACDAT" },
2003 { "AIF2DACDAT", NULL, "AIF1DACDAT" },
2004 { "AIF1ADCDAT", NULL, "AIF2ADCDAT" },
2005 { "AIF2ADCDAT", NULL, "AIF1ADCDAT" },
2006 { "MICBIAS1", NULL, "CLK_SYS" },
2007 { "MICBIAS1", NULL, "MICBIAS Supply" },
2008 { "MICBIAS2", NULL, "CLK_SYS" },
2009 { "MICBIAS2", NULL, "MICBIAS Supply" },
2010 };
2011
2012 static const struct snd_soc_dapm_route wm8994_intercon[] = {
2013 { "AIF2DACL", NULL, "AIF2DAC Mux" },
2014 { "AIF2DACR", NULL, "AIF2DAC Mux" },
2015 { "MICBIAS1", NULL, "VMID" },
2016 { "MICBIAS2", NULL, "VMID" },
2017 };
2018
2019 static const struct snd_soc_dapm_route wm8958_intercon[] = {
2020 { "AIF2DACL", NULL, "AIF2DACL Mux" },
2021 { "AIF2DACR", NULL, "AIF2DACR Mux" },
2022
2023 { "AIF2DACL Mux", "AIF2", "AIF2DAC Mux" },
2024 { "AIF2DACL Mux", "AIF3", "AIF3DACDAT" },
2025 { "AIF2DACR Mux", "AIF2", "AIF2DAC Mux" },
2026 { "AIF2DACR Mux", "AIF3", "AIF3DACDAT" },
2027
2028 { "AIF3DACDAT", NULL, "AIF3" },
2029 { "AIF3ADCDAT", NULL, "AIF3" },
2030
2031 { "Mono PCM Out Mux", "AIF2ADCL", "AIF2ADCL" },
2032 { "Mono PCM Out Mux", "AIF2ADCR", "AIF2ADCR" },
2033
2034 { "AIF3ADC Mux", "Mono PCM", "Mono PCM Out Mux" },
2035 };
2036
2037 /* The size in bits of the FLL divide multiplied by 10
2038 * to allow rounding later */
2039 #define FIXED_FLL_SIZE ((1 << 16) * 10)
2040
2041 struct fll_div {
2042 u16 outdiv;
2043 u16 n;
2044 u16 k;
2045 u16 lambda;
2046 u16 clk_ref_div;
2047 u16 fll_fratio;
2048 };
2049
wm8994_get_fll_config(struct wm8994 * control,struct fll_div * fll,int freq_in,int freq_out)2050 static int wm8994_get_fll_config(struct wm8994 *control, struct fll_div *fll,
2051 int freq_in, int freq_out)
2052 {
2053 u64 Kpart;
2054 unsigned int K, Ndiv, Nmod, gcd_fll;
2055
2056 pr_debug("FLL input=%dHz, output=%dHz\n", freq_in, freq_out);
2057
2058 /* Scale the input frequency down to <= 13.5MHz */
2059 fll->clk_ref_div = 0;
2060 while (freq_in > 13500000) {
2061 fll->clk_ref_div++;
2062 freq_in /= 2;
2063
2064 if (fll->clk_ref_div > 3)
2065 return -EINVAL;
2066 }
2067 pr_debug("CLK_REF_DIV=%d, Fref=%dHz\n", fll->clk_ref_div, freq_in);
2068
2069 /* Scale the output to give 90MHz<=Fvco<=100MHz */
2070 fll->outdiv = 3;
2071 while (freq_out * (fll->outdiv + 1) < 90000000) {
2072 fll->outdiv++;
2073 if (fll->outdiv > 63)
2074 return -EINVAL;
2075 }
2076 freq_out *= fll->outdiv + 1;
2077 pr_debug("OUTDIV=%d, Fvco=%dHz\n", fll->outdiv, freq_out);
2078
2079 if (freq_in > 1000000) {
2080 fll->fll_fratio = 0;
2081 } else if (freq_in > 256000) {
2082 fll->fll_fratio = 1;
2083 freq_in *= 2;
2084 } else if (freq_in > 128000) {
2085 fll->fll_fratio = 2;
2086 freq_in *= 4;
2087 } else if (freq_in > 64000) {
2088 fll->fll_fratio = 3;
2089 freq_in *= 8;
2090 } else {
2091 fll->fll_fratio = 4;
2092 freq_in *= 16;
2093 }
2094 pr_debug("FLL_FRATIO=%d, Fref=%dHz\n", fll->fll_fratio, freq_in);
2095
2096 /* Now, calculate N.K */
2097 Ndiv = freq_out / freq_in;
2098
2099 fll->n = Ndiv;
2100 Nmod = freq_out % freq_in;
2101 pr_debug("Nmod=%d\n", Nmod);
2102
2103 switch (control->type) {
2104 case WM8994:
2105 /* Calculate fractional part - scale up so we can round. */
2106 Kpart = FIXED_FLL_SIZE * (long long)Nmod;
2107
2108 do_div(Kpart, freq_in);
2109
2110 K = Kpart & 0xFFFFFFFF;
2111
2112 if ((K % 10) >= 5)
2113 K += 5;
2114
2115 /* Move down to proper range now rounding is done */
2116 fll->k = K / 10;
2117 fll->lambda = 0;
2118
2119 pr_debug("N=%x K=%x\n", fll->n, fll->k);
2120 break;
2121
2122 default:
2123 gcd_fll = gcd(freq_out, freq_in);
2124
2125 fll->k = (freq_out - (freq_in * fll->n)) / gcd_fll;
2126 fll->lambda = freq_in / gcd_fll;
2127
2128 }
2129
2130 return 0;
2131 }
2132
_wm8994_set_fll(struct snd_soc_component * component,int id,int src,unsigned int freq_in,unsigned int freq_out)2133 static int _wm8994_set_fll(struct snd_soc_component *component, int id, int src,
2134 unsigned int freq_in, unsigned int freq_out)
2135 {
2136 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
2137 struct wm8994 *control = wm8994->wm8994;
2138 int reg_offset, ret;
2139 struct fll_div fll;
2140 u16 reg, clk1, aif_reg, aif_src;
2141 unsigned long timeout;
2142 bool was_enabled;
2143
2144 switch (id) {
2145 case WM8994_FLL1:
2146 reg_offset = 0;
2147 id = 0;
2148 aif_src = 0x10;
2149 break;
2150 case WM8994_FLL2:
2151 reg_offset = 0x20;
2152 id = 1;
2153 aif_src = 0x18;
2154 break;
2155 default:
2156 return -EINVAL;
2157 }
2158
2159 reg = snd_soc_component_read32(component, WM8994_FLL1_CONTROL_1 + reg_offset);
2160 was_enabled = reg & WM8994_FLL1_ENA;
2161
2162 switch (src) {
2163 case 0:
2164 /* Allow no source specification when stopping */
2165 if (freq_out)
2166 return -EINVAL;
2167 src = wm8994->fll[id].src;
2168 break;
2169 case WM8994_FLL_SRC_MCLK1:
2170 case WM8994_FLL_SRC_MCLK2:
2171 case WM8994_FLL_SRC_LRCLK:
2172 case WM8994_FLL_SRC_BCLK:
2173 break;
2174 case WM8994_FLL_SRC_INTERNAL:
2175 freq_in = 12000000;
2176 freq_out = 12000000;
2177 break;
2178 default:
2179 return -EINVAL;
2180 }
2181
2182 /* Are we changing anything? */
2183 if (wm8994->fll[id].src == src &&
2184 wm8994->fll[id].in == freq_in && wm8994->fll[id].out == freq_out)
2185 return 0;
2186
2187 /* If we're stopping the FLL redo the old config - no
2188 * registers will actually be written but we avoid GCC flow
2189 * analysis bugs spewing warnings.
2190 */
2191 if (freq_out)
2192 ret = wm8994_get_fll_config(control, &fll, freq_in, freq_out);
2193 else
2194 ret = wm8994_get_fll_config(control, &fll, wm8994->fll[id].in,
2195 wm8994->fll[id].out);
2196 if (ret < 0)
2197 return ret;
2198
2199 /* Make sure that we're not providing SYSCLK right now */
2200 clk1 = snd_soc_component_read32(component, WM8994_CLOCKING_1);
2201 if (clk1 & WM8994_SYSCLK_SRC)
2202 aif_reg = WM8994_AIF2_CLOCKING_1;
2203 else
2204 aif_reg = WM8994_AIF1_CLOCKING_1;
2205 reg = snd_soc_component_read32(component, aif_reg);
2206
2207 if ((reg & WM8994_AIF1CLK_ENA) &&
2208 (reg & WM8994_AIF1CLK_SRC_MASK) == aif_src) {
2209 dev_err(component->dev, "FLL%d is currently providing SYSCLK\n",
2210 id + 1);
2211 return -EBUSY;
2212 }
2213
2214 /* We always need to disable the FLL while reconfiguring */
2215 snd_soc_component_update_bits(component, WM8994_FLL1_CONTROL_1 + reg_offset,
2216 WM8994_FLL1_ENA, 0);
2217
2218 if (wm8994->fll_byp && src == WM8994_FLL_SRC_BCLK &&
2219 freq_in == freq_out && freq_out) {
2220 dev_dbg(component->dev, "Bypassing FLL%d\n", id + 1);
2221 snd_soc_component_update_bits(component, WM8994_FLL1_CONTROL_5 + reg_offset,
2222 WM8958_FLL1_BYP, WM8958_FLL1_BYP);
2223 goto out;
2224 }
2225
2226 reg = (fll.outdiv << WM8994_FLL1_OUTDIV_SHIFT) |
2227 (fll.fll_fratio << WM8994_FLL1_FRATIO_SHIFT);
2228 snd_soc_component_update_bits(component, WM8994_FLL1_CONTROL_2 + reg_offset,
2229 WM8994_FLL1_OUTDIV_MASK |
2230 WM8994_FLL1_FRATIO_MASK, reg);
2231
2232 snd_soc_component_update_bits(component, WM8994_FLL1_CONTROL_3 + reg_offset,
2233 WM8994_FLL1_K_MASK, fll.k);
2234
2235 snd_soc_component_update_bits(component, WM8994_FLL1_CONTROL_4 + reg_offset,
2236 WM8994_FLL1_N_MASK,
2237 fll.n << WM8994_FLL1_N_SHIFT);
2238
2239 if (fll.lambda) {
2240 snd_soc_component_update_bits(component, WM8958_FLL1_EFS_1 + reg_offset,
2241 WM8958_FLL1_LAMBDA_MASK,
2242 fll.lambda);
2243 snd_soc_component_update_bits(component, WM8958_FLL1_EFS_2 + reg_offset,
2244 WM8958_FLL1_EFS_ENA, WM8958_FLL1_EFS_ENA);
2245 } else {
2246 snd_soc_component_update_bits(component, WM8958_FLL1_EFS_2 + reg_offset,
2247 WM8958_FLL1_EFS_ENA, 0);
2248 }
2249
2250 snd_soc_component_update_bits(component, WM8994_FLL1_CONTROL_5 + reg_offset,
2251 WM8994_FLL1_FRC_NCO | WM8958_FLL1_BYP |
2252 WM8994_FLL1_REFCLK_DIV_MASK |
2253 WM8994_FLL1_REFCLK_SRC_MASK,
2254 ((src == WM8994_FLL_SRC_INTERNAL)
2255 << WM8994_FLL1_FRC_NCO_SHIFT) |
2256 (fll.clk_ref_div << WM8994_FLL1_REFCLK_DIV_SHIFT) |
2257 (src - 1));
2258
2259 /* Clear any pending completion from a previous failure */
2260 try_wait_for_completion(&wm8994->fll_locked[id]);
2261
2262 /* Enable (with fractional mode if required) */
2263 if (freq_out) {
2264 /* Enable VMID if we need it */
2265 if (!was_enabled) {
2266 active_reference(component);
2267
2268 switch (control->type) {
2269 case WM8994:
2270 vmid_reference(component);
2271 break;
2272 case WM8958:
2273 if (control->revision < 1)
2274 vmid_reference(component);
2275 break;
2276 default:
2277 break;
2278 }
2279 }
2280
2281 reg = WM8994_FLL1_ENA;
2282
2283 if (fll.k)
2284 reg |= WM8994_FLL1_FRAC;
2285 if (src == WM8994_FLL_SRC_INTERNAL)
2286 reg |= WM8994_FLL1_OSC_ENA;
2287
2288 snd_soc_component_update_bits(component, WM8994_FLL1_CONTROL_1 + reg_offset,
2289 WM8994_FLL1_ENA | WM8994_FLL1_OSC_ENA |
2290 WM8994_FLL1_FRAC, reg);
2291
2292 if (wm8994->fll_locked_irq) {
2293 timeout = wait_for_completion_timeout(&wm8994->fll_locked[id],
2294 msecs_to_jiffies(10));
2295 if (timeout == 0)
2296 dev_warn(component->dev,
2297 "Timed out waiting for FLL lock\n");
2298 } else {
2299 msleep(5);
2300 }
2301 } else {
2302 if (was_enabled) {
2303 switch (control->type) {
2304 case WM8994:
2305 vmid_dereference(component);
2306 break;
2307 case WM8958:
2308 if (control->revision < 1)
2309 vmid_dereference(component);
2310 break;
2311 default:
2312 break;
2313 }
2314
2315 active_dereference(component);
2316 }
2317 }
2318
2319 out:
2320 wm8994->fll[id].in = freq_in;
2321 wm8994->fll[id].out = freq_out;
2322 wm8994->fll[id].src = src;
2323
2324 configure_clock(component);
2325
2326 /*
2327 * If SYSCLK will be less than 50kHz adjust AIFnCLK dividers
2328 * for detection.
2329 */
2330 if (max(wm8994->aifclk[0], wm8994->aifclk[1]) < 50000) {
2331 dev_dbg(component->dev, "Configuring AIFs for 128fs\n");
2332
2333 wm8994->aifdiv[0] = snd_soc_component_read32(component, WM8994_AIF1_RATE)
2334 & WM8994_AIF1CLK_RATE_MASK;
2335 wm8994->aifdiv[1] = snd_soc_component_read32(component, WM8994_AIF2_RATE)
2336 & WM8994_AIF1CLK_RATE_MASK;
2337
2338 snd_soc_component_update_bits(component, WM8994_AIF1_RATE,
2339 WM8994_AIF1CLK_RATE_MASK, 0x1);
2340 snd_soc_component_update_bits(component, WM8994_AIF2_RATE,
2341 WM8994_AIF2CLK_RATE_MASK, 0x1);
2342 } else if (wm8994->aifdiv[0]) {
2343 snd_soc_component_update_bits(component, WM8994_AIF1_RATE,
2344 WM8994_AIF1CLK_RATE_MASK,
2345 wm8994->aifdiv[0]);
2346 snd_soc_component_update_bits(component, WM8994_AIF2_RATE,
2347 WM8994_AIF2CLK_RATE_MASK,
2348 wm8994->aifdiv[1]);
2349
2350 wm8994->aifdiv[0] = 0;
2351 wm8994->aifdiv[1] = 0;
2352 }
2353
2354 return 0;
2355 }
2356
wm8994_fll_locked_irq(int irq,void * data)2357 static irqreturn_t wm8994_fll_locked_irq(int irq, void *data)
2358 {
2359 struct completion *completion = data;
2360
2361 complete(completion);
2362
2363 return IRQ_HANDLED;
2364 }
2365
2366 static int opclk_divs[] = { 10, 20, 30, 40, 55, 60, 80, 120, 160 };
2367
wm8994_set_fll(struct snd_soc_dai * dai,int id,int src,unsigned int freq_in,unsigned int freq_out)2368 static int wm8994_set_fll(struct snd_soc_dai *dai, int id, int src,
2369 unsigned int freq_in, unsigned int freq_out)
2370 {
2371 return _wm8994_set_fll(dai->component, id, src, freq_in, freq_out);
2372 }
2373
wm8994_set_dai_sysclk(struct snd_soc_dai * dai,int clk_id,unsigned int freq,int dir)2374 static int wm8994_set_dai_sysclk(struct snd_soc_dai *dai,
2375 int clk_id, unsigned int freq, int dir)
2376 {
2377 struct snd_soc_component *component = dai->component;
2378 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
2379 int i;
2380
2381 switch (dai->id) {
2382 case 1:
2383 case 2:
2384 break;
2385
2386 default:
2387 /* AIF3 shares clocking with AIF1/2 */
2388 return -EINVAL;
2389 }
2390
2391 switch (clk_id) {
2392 case WM8994_SYSCLK_MCLK1:
2393 wm8994->sysclk[dai->id - 1] = WM8994_SYSCLK_MCLK1;
2394 wm8994->mclk[0] = freq;
2395 dev_dbg(dai->dev, "AIF%d using MCLK1 at %uHz\n",
2396 dai->id, freq);
2397 break;
2398
2399 case WM8994_SYSCLK_MCLK2:
2400 /* TODO: Set GPIO AF */
2401 wm8994->sysclk[dai->id - 1] = WM8994_SYSCLK_MCLK2;
2402 wm8994->mclk[1] = freq;
2403 dev_dbg(dai->dev, "AIF%d using MCLK2 at %uHz\n",
2404 dai->id, freq);
2405 break;
2406
2407 case WM8994_SYSCLK_FLL1:
2408 wm8994->sysclk[dai->id - 1] = WM8994_SYSCLK_FLL1;
2409 dev_dbg(dai->dev, "AIF%d using FLL1\n", dai->id);
2410 break;
2411
2412 case WM8994_SYSCLK_FLL2:
2413 wm8994->sysclk[dai->id - 1] = WM8994_SYSCLK_FLL2;
2414 dev_dbg(dai->dev, "AIF%d using FLL2\n", dai->id);
2415 break;
2416
2417 case WM8994_SYSCLK_OPCLK:
2418 /* Special case - a division (times 10) is given and
2419 * no effect on main clocking.
2420 */
2421 if (freq) {
2422 for (i = 0; i < ARRAY_SIZE(opclk_divs); i++)
2423 if (opclk_divs[i] == freq)
2424 break;
2425 if (i == ARRAY_SIZE(opclk_divs))
2426 return -EINVAL;
2427 snd_soc_component_update_bits(component, WM8994_CLOCKING_2,
2428 WM8994_OPCLK_DIV_MASK, i);
2429 snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_2,
2430 WM8994_OPCLK_ENA, WM8994_OPCLK_ENA);
2431 } else {
2432 snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_2,
2433 WM8994_OPCLK_ENA, 0);
2434 }
2435 break;
2436
2437 default:
2438 return -EINVAL;
2439 }
2440
2441 configure_clock(component);
2442
2443 /*
2444 * If SYSCLK will be less than 50kHz adjust AIFnCLK dividers
2445 * for detection.
2446 */
2447 if (max(wm8994->aifclk[0], wm8994->aifclk[1]) < 50000) {
2448 dev_dbg(component->dev, "Configuring AIFs for 128fs\n");
2449
2450 wm8994->aifdiv[0] = snd_soc_component_read32(component, WM8994_AIF1_RATE)
2451 & WM8994_AIF1CLK_RATE_MASK;
2452 wm8994->aifdiv[1] = snd_soc_component_read32(component, WM8994_AIF2_RATE)
2453 & WM8994_AIF1CLK_RATE_MASK;
2454
2455 snd_soc_component_update_bits(component, WM8994_AIF1_RATE,
2456 WM8994_AIF1CLK_RATE_MASK, 0x1);
2457 snd_soc_component_update_bits(component, WM8994_AIF2_RATE,
2458 WM8994_AIF2CLK_RATE_MASK, 0x1);
2459 } else if (wm8994->aifdiv[0]) {
2460 snd_soc_component_update_bits(component, WM8994_AIF1_RATE,
2461 WM8994_AIF1CLK_RATE_MASK,
2462 wm8994->aifdiv[0]);
2463 snd_soc_component_update_bits(component, WM8994_AIF2_RATE,
2464 WM8994_AIF2CLK_RATE_MASK,
2465 wm8994->aifdiv[1]);
2466
2467 wm8994->aifdiv[0] = 0;
2468 wm8994->aifdiv[1] = 0;
2469 }
2470
2471 return 0;
2472 }
2473
wm8994_set_bias_level(struct snd_soc_component * component,enum snd_soc_bias_level level)2474 static int wm8994_set_bias_level(struct snd_soc_component *component,
2475 enum snd_soc_bias_level level)
2476 {
2477 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
2478 struct wm8994 *control = wm8994->wm8994;
2479
2480 wm_hubs_set_bias_level(component, level);
2481
2482 switch (level) {
2483 case SND_SOC_BIAS_ON:
2484 break;
2485
2486 case SND_SOC_BIAS_PREPARE:
2487 /* MICBIAS into regulating mode */
2488 switch (control->type) {
2489 case WM8958:
2490 case WM1811:
2491 snd_soc_component_update_bits(component, WM8958_MICBIAS1,
2492 WM8958_MICB1_MODE, 0);
2493 snd_soc_component_update_bits(component, WM8958_MICBIAS2,
2494 WM8958_MICB2_MODE, 0);
2495 break;
2496 default:
2497 break;
2498 }
2499
2500 if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_STANDBY)
2501 active_reference(component);
2502 break;
2503
2504 case SND_SOC_BIAS_STANDBY:
2505 if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_OFF) {
2506 switch (control->type) {
2507 case WM8958:
2508 if (control->revision == 0) {
2509 /* Optimise performance for rev A */
2510 snd_soc_component_update_bits(component,
2511 WM8958_CHARGE_PUMP_2,
2512 WM8958_CP_DISCH,
2513 WM8958_CP_DISCH);
2514 }
2515 break;
2516
2517 default:
2518 break;
2519 }
2520
2521 /* Discharge LINEOUT1 & 2 */
2522 snd_soc_component_update_bits(component, WM8994_ANTIPOP_1,
2523 WM8994_LINEOUT1_DISCH |
2524 WM8994_LINEOUT2_DISCH,
2525 WM8994_LINEOUT1_DISCH |
2526 WM8994_LINEOUT2_DISCH);
2527 }
2528
2529 if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_PREPARE)
2530 active_dereference(component);
2531
2532 /* MICBIAS into bypass mode on newer devices */
2533 switch (control->type) {
2534 case WM8958:
2535 case WM1811:
2536 snd_soc_component_update_bits(component, WM8958_MICBIAS1,
2537 WM8958_MICB1_MODE,
2538 WM8958_MICB1_MODE);
2539 snd_soc_component_update_bits(component, WM8958_MICBIAS2,
2540 WM8958_MICB2_MODE,
2541 WM8958_MICB2_MODE);
2542 break;
2543 default:
2544 break;
2545 }
2546 break;
2547
2548 case SND_SOC_BIAS_OFF:
2549 if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_STANDBY)
2550 wm8994->cur_fw = NULL;
2551 break;
2552 }
2553
2554 return 0;
2555 }
2556
wm8994_vmid_mode(struct snd_soc_component * component,enum wm8994_vmid_mode mode)2557 int wm8994_vmid_mode(struct snd_soc_component *component, enum wm8994_vmid_mode mode)
2558 {
2559 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
2560 struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component);
2561
2562 switch (mode) {
2563 case WM8994_VMID_NORMAL:
2564 snd_soc_dapm_mutex_lock(dapm);
2565
2566 if (wm8994->hubs.lineout1_se) {
2567 snd_soc_dapm_disable_pin_unlocked(dapm,
2568 "LINEOUT1N Driver");
2569 snd_soc_dapm_disable_pin_unlocked(dapm,
2570 "LINEOUT1P Driver");
2571 }
2572 if (wm8994->hubs.lineout2_se) {
2573 snd_soc_dapm_disable_pin_unlocked(dapm,
2574 "LINEOUT2N Driver");
2575 snd_soc_dapm_disable_pin_unlocked(dapm,
2576 "LINEOUT2P Driver");
2577 }
2578
2579 /* Do the sync with the old mode to allow it to clean up */
2580 snd_soc_dapm_sync_unlocked(dapm);
2581 wm8994->vmid_mode = mode;
2582
2583 snd_soc_dapm_mutex_unlock(dapm);
2584 break;
2585
2586 case WM8994_VMID_FORCE:
2587 snd_soc_dapm_mutex_lock(dapm);
2588
2589 if (wm8994->hubs.lineout1_se) {
2590 snd_soc_dapm_force_enable_pin_unlocked(dapm,
2591 "LINEOUT1N Driver");
2592 snd_soc_dapm_force_enable_pin_unlocked(dapm,
2593 "LINEOUT1P Driver");
2594 }
2595 if (wm8994->hubs.lineout2_se) {
2596 snd_soc_dapm_force_enable_pin_unlocked(dapm,
2597 "LINEOUT2N Driver");
2598 snd_soc_dapm_force_enable_pin_unlocked(dapm,
2599 "LINEOUT2P Driver");
2600 }
2601
2602 wm8994->vmid_mode = mode;
2603 snd_soc_dapm_sync_unlocked(dapm);
2604
2605 snd_soc_dapm_mutex_unlock(dapm);
2606 break;
2607
2608 default:
2609 return -EINVAL;
2610 }
2611
2612 return 0;
2613 }
2614
wm8994_set_dai_fmt(struct snd_soc_dai * dai,unsigned int fmt)2615 static int wm8994_set_dai_fmt(struct snd_soc_dai *dai, unsigned int fmt)
2616 {
2617 struct snd_soc_component *component = dai->component;
2618 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
2619 struct wm8994 *control = wm8994->wm8994;
2620 int ms_reg;
2621 int aif1_reg;
2622 int dac_reg;
2623 int adc_reg;
2624 int ms = 0;
2625 int aif1 = 0;
2626 int lrclk = 0;
2627
2628 switch (dai->id) {
2629 case 1:
2630 ms_reg = WM8994_AIF1_MASTER_SLAVE;
2631 aif1_reg = WM8994_AIF1_CONTROL_1;
2632 dac_reg = WM8994_AIF1DAC_LRCLK;
2633 adc_reg = WM8994_AIF1ADC_LRCLK;
2634 break;
2635 case 2:
2636 ms_reg = WM8994_AIF2_MASTER_SLAVE;
2637 aif1_reg = WM8994_AIF2_CONTROL_1;
2638 dac_reg = WM8994_AIF1DAC_LRCLK;
2639 adc_reg = WM8994_AIF1ADC_LRCLK;
2640 break;
2641 default:
2642 return -EINVAL;
2643 }
2644
2645 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
2646 case SND_SOC_DAIFMT_CBS_CFS:
2647 break;
2648 case SND_SOC_DAIFMT_CBM_CFM:
2649 ms = WM8994_AIF1_MSTR;
2650 break;
2651 default:
2652 return -EINVAL;
2653 }
2654
2655 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
2656 case SND_SOC_DAIFMT_DSP_B:
2657 aif1 |= WM8994_AIF1_LRCLK_INV;
2658 lrclk |= WM8958_AIF1_LRCLK_INV;
2659 /* fall through */
2660 case SND_SOC_DAIFMT_DSP_A:
2661 aif1 |= 0x18;
2662 break;
2663 case SND_SOC_DAIFMT_I2S:
2664 aif1 |= 0x10;
2665 break;
2666 case SND_SOC_DAIFMT_RIGHT_J:
2667 break;
2668 case SND_SOC_DAIFMT_LEFT_J:
2669 aif1 |= 0x8;
2670 break;
2671 default:
2672 return -EINVAL;
2673 }
2674
2675 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
2676 case SND_SOC_DAIFMT_DSP_A:
2677 case SND_SOC_DAIFMT_DSP_B:
2678 /* frame inversion not valid for DSP modes */
2679 switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
2680 case SND_SOC_DAIFMT_NB_NF:
2681 break;
2682 case SND_SOC_DAIFMT_IB_NF:
2683 aif1 |= WM8994_AIF1_BCLK_INV;
2684 break;
2685 default:
2686 return -EINVAL;
2687 }
2688 break;
2689
2690 case SND_SOC_DAIFMT_I2S:
2691 case SND_SOC_DAIFMT_RIGHT_J:
2692 case SND_SOC_DAIFMT_LEFT_J:
2693 switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
2694 case SND_SOC_DAIFMT_NB_NF:
2695 break;
2696 case SND_SOC_DAIFMT_IB_IF:
2697 aif1 |= WM8994_AIF1_BCLK_INV | WM8994_AIF1_LRCLK_INV;
2698 lrclk |= WM8958_AIF1_LRCLK_INV;
2699 break;
2700 case SND_SOC_DAIFMT_IB_NF:
2701 aif1 |= WM8994_AIF1_BCLK_INV;
2702 break;
2703 case SND_SOC_DAIFMT_NB_IF:
2704 aif1 |= WM8994_AIF1_LRCLK_INV;
2705 lrclk |= WM8958_AIF1_LRCLK_INV;
2706 break;
2707 default:
2708 return -EINVAL;
2709 }
2710 break;
2711 default:
2712 return -EINVAL;
2713 }
2714
2715 /* The AIF2 format configuration needs to be mirrored to AIF3
2716 * on WM8958 if it's in use so just do it all the time. */
2717 switch (control->type) {
2718 case WM1811:
2719 case WM8958:
2720 if (dai->id == 2)
2721 snd_soc_component_update_bits(component, WM8958_AIF3_CONTROL_1,
2722 WM8994_AIF1_LRCLK_INV |
2723 WM8958_AIF3_FMT_MASK, aif1);
2724 break;
2725
2726 default:
2727 break;
2728 }
2729
2730 snd_soc_component_update_bits(component, aif1_reg,
2731 WM8994_AIF1_BCLK_INV | WM8994_AIF1_LRCLK_INV |
2732 WM8994_AIF1_FMT_MASK,
2733 aif1);
2734 snd_soc_component_update_bits(component, ms_reg, WM8994_AIF1_MSTR,
2735 ms);
2736 snd_soc_component_update_bits(component, dac_reg,
2737 WM8958_AIF1_LRCLK_INV, lrclk);
2738 snd_soc_component_update_bits(component, adc_reg,
2739 WM8958_AIF1_LRCLK_INV, lrclk);
2740
2741 return 0;
2742 }
2743
2744 static struct {
2745 int val, rate;
2746 } srs[] = {
2747 { 0, 8000 },
2748 { 1, 11025 },
2749 { 2, 12000 },
2750 { 3, 16000 },
2751 { 4, 22050 },
2752 { 5, 24000 },
2753 { 6, 32000 },
2754 { 7, 44100 },
2755 { 8, 48000 },
2756 { 9, 88200 },
2757 { 10, 96000 },
2758 };
2759
2760 static int fs_ratios[] = {
2761 64, 128, 192, 256, 384, 512, 768, 1024, 1408, 1536
2762 };
2763
2764 static int bclk_divs[] = {
2765 10, 15, 20, 30, 40, 50, 60, 80, 110, 120, 160, 220, 240, 320, 440, 480,
2766 640, 880, 960, 1280, 1760, 1920
2767 };
2768
wm8994_hw_params(struct snd_pcm_substream * substream,struct snd_pcm_hw_params * params,struct snd_soc_dai * dai)2769 static int wm8994_hw_params(struct snd_pcm_substream *substream,
2770 struct snd_pcm_hw_params *params,
2771 struct snd_soc_dai *dai)
2772 {
2773 struct snd_soc_component *component = dai->component;
2774 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
2775 struct wm8994 *control = wm8994->wm8994;
2776 struct wm8994_pdata *pdata = &control->pdata;
2777 int aif1_reg;
2778 int aif2_reg;
2779 int bclk_reg;
2780 int lrclk_reg;
2781 int rate_reg;
2782 int aif1 = 0;
2783 int aif2 = 0;
2784 int bclk = 0;
2785 int lrclk = 0;
2786 int rate_val = 0;
2787 int id = dai->id - 1;
2788
2789 int i, cur_val, best_val, bclk_rate, best;
2790
2791 switch (dai->id) {
2792 case 1:
2793 aif1_reg = WM8994_AIF1_CONTROL_1;
2794 aif2_reg = WM8994_AIF1_CONTROL_2;
2795 bclk_reg = WM8994_AIF1_BCLK;
2796 rate_reg = WM8994_AIF1_RATE;
2797 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK ||
2798 wm8994->lrclk_shared[0]) {
2799 lrclk_reg = WM8994_AIF1DAC_LRCLK;
2800 } else {
2801 lrclk_reg = WM8994_AIF1ADC_LRCLK;
2802 dev_dbg(component->dev, "AIF1 using split LRCLK\n");
2803 }
2804 break;
2805 case 2:
2806 aif1_reg = WM8994_AIF2_CONTROL_1;
2807 aif2_reg = WM8994_AIF2_CONTROL_2;
2808 bclk_reg = WM8994_AIF2_BCLK;
2809 rate_reg = WM8994_AIF2_RATE;
2810 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK ||
2811 wm8994->lrclk_shared[1]) {
2812 lrclk_reg = WM8994_AIF2DAC_LRCLK;
2813 } else {
2814 lrclk_reg = WM8994_AIF2ADC_LRCLK;
2815 dev_dbg(component->dev, "AIF2 using split LRCLK\n");
2816 }
2817 break;
2818 default:
2819 return -EINVAL;
2820 }
2821
2822 bclk_rate = params_rate(params);
2823 switch (params_width(params)) {
2824 case 16:
2825 bclk_rate *= 16;
2826 break;
2827 case 20:
2828 bclk_rate *= 20;
2829 aif1 |= 0x20;
2830 break;
2831 case 24:
2832 bclk_rate *= 24;
2833 aif1 |= 0x40;
2834 break;
2835 case 32:
2836 bclk_rate *= 32;
2837 aif1 |= 0x60;
2838 break;
2839 default:
2840 return -EINVAL;
2841 }
2842
2843 wm8994->channels[id] = params_channels(params);
2844 if (pdata->max_channels_clocked[id] &&
2845 wm8994->channels[id] > pdata->max_channels_clocked[id]) {
2846 dev_dbg(dai->dev, "Constraining channels to %d from %d\n",
2847 pdata->max_channels_clocked[id], wm8994->channels[id]);
2848 wm8994->channels[id] = pdata->max_channels_clocked[id];
2849 }
2850
2851 switch (wm8994->channels[id]) {
2852 case 1:
2853 case 2:
2854 bclk_rate *= 2;
2855 break;
2856 default:
2857 bclk_rate *= 4;
2858 break;
2859 }
2860
2861 /* Try to find an appropriate sample rate; look for an exact match. */
2862 for (i = 0; i < ARRAY_SIZE(srs); i++)
2863 if (srs[i].rate == params_rate(params))
2864 break;
2865 if (i == ARRAY_SIZE(srs))
2866 return -EINVAL;
2867 rate_val |= srs[i].val << WM8994_AIF1_SR_SHIFT;
2868
2869 dev_dbg(dai->dev, "Sample rate is %dHz\n", srs[i].rate);
2870 dev_dbg(dai->dev, "AIF%dCLK is %dHz, target BCLK %dHz\n",
2871 dai->id, wm8994->aifclk[id], bclk_rate);
2872
2873 if (wm8994->channels[id] == 1 &&
2874 (snd_soc_component_read32(component, aif1_reg) & 0x18) == 0x18)
2875 aif2 |= WM8994_AIF1_MONO;
2876
2877 if (wm8994->aifclk[id] == 0) {
2878 dev_err(dai->dev, "AIF%dCLK not configured\n", dai->id);
2879 return -EINVAL;
2880 }
2881
2882 /* AIFCLK/fs ratio; look for a close match in either direction */
2883 best = 0;
2884 best_val = abs((fs_ratios[0] * params_rate(params))
2885 - wm8994->aifclk[id]);
2886 for (i = 1; i < ARRAY_SIZE(fs_ratios); i++) {
2887 cur_val = abs((fs_ratios[i] * params_rate(params))
2888 - wm8994->aifclk[id]);
2889 if (cur_val >= best_val)
2890 continue;
2891 best = i;
2892 best_val = cur_val;
2893 }
2894 dev_dbg(dai->dev, "Selected AIF%dCLK/fs = %d\n",
2895 dai->id, fs_ratios[best]);
2896 rate_val |= best;
2897
2898 /* We may not get quite the right frequency if using
2899 * approximate clocks so look for the closest match that is
2900 * higher than the target (we need to ensure that there enough
2901 * BCLKs to clock out the samples).
2902 */
2903 best = 0;
2904 for (i = 0; i < ARRAY_SIZE(bclk_divs); i++) {
2905 cur_val = (wm8994->aifclk[id] * 10 / bclk_divs[i]) - bclk_rate;
2906 if (cur_val < 0) /* BCLK table is sorted */
2907 break;
2908 best = i;
2909 }
2910 bclk_rate = wm8994->aifclk[id] * 10 / bclk_divs[best];
2911 dev_dbg(dai->dev, "Using BCLK_DIV %d for actual BCLK %dHz\n",
2912 bclk_divs[best], bclk_rate);
2913 bclk |= best << WM8994_AIF1_BCLK_DIV_SHIFT;
2914
2915 lrclk = bclk_rate / params_rate(params);
2916 if (!lrclk) {
2917 dev_err(dai->dev, "Unable to generate LRCLK from %dHz BCLK\n",
2918 bclk_rate);
2919 return -EINVAL;
2920 }
2921 dev_dbg(dai->dev, "Using LRCLK rate %d for actual LRCLK %dHz\n",
2922 lrclk, bclk_rate / lrclk);
2923
2924 snd_soc_component_update_bits(component, aif1_reg, WM8994_AIF1_WL_MASK, aif1);
2925 snd_soc_component_update_bits(component, aif2_reg, WM8994_AIF1_MONO, aif2);
2926 snd_soc_component_update_bits(component, bclk_reg, WM8994_AIF1_BCLK_DIV_MASK, bclk);
2927 snd_soc_component_update_bits(component, lrclk_reg, WM8994_AIF1DAC_RATE_MASK,
2928 lrclk);
2929 snd_soc_component_update_bits(component, rate_reg, WM8994_AIF1_SR_MASK |
2930 WM8994_AIF1CLK_RATE_MASK, rate_val);
2931
2932 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
2933 switch (dai->id) {
2934 case 1:
2935 wm8994->dac_rates[0] = params_rate(params);
2936 wm8994_set_retune_mobile(component, 0);
2937 wm8994_set_retune_mobile(component, 1);
2938 break;
2939 case 2:
2940 wm8994->dac_rates[1] = params_rate(params);
2941 wm8994_set_retune_mobile(component, 2);
2942 break;
2943 }
2944 }
2945
2946 return 0;
2947 }
2948
wm8994_aif3_hw_params(struct snd_pcm_substream * substream,struct snd_pcm_hw_params * params,struct snd_soc_dai * dai)2949 static int wm8994_aif3_hw_params(struct snd_pcm_substream *substream,
2950 struct snd_pcm_hw_params *params,
2951 struct snd_soc_dai *dai)
2952 {
2953 struct snd_soc_component *component = dai->component;
2954 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
2955 struct wm8994 *control = wm8994->wm8994;
2956 int aif1_reg;
2957 int aif1 = 0;
2958
2959 switch (dai->id) {
2960 case 3:
2961 switch (control->type) {
2962 case WM1811:
2963 case WM8958:
2964 aif1_reg = WM8958_AIF3_CONTROL_1;
2965 break;
2966 default:
2967 return 0;
2968 }
2969 break;
2970 default:
2971 return 0;
2972 }
2973
2974 switch (params_width(params)) {
2975 case 16:
2976 break;
2977 case 20:
2978 aif1 |= 0x20;
2979 break;
2980 case 24:
2981 aif1 |= 0x40;
2982 break;
2983 case 32:
2984 aif1 |= 0x60;
2985 break;
2986 default:
2987 return -EINVAL;
2988 }
2989
2990 return snd_soc_component_update_bits(component, aif1_reg, WM8994_AIF1_WL_MASK, aif1);
2991 }
2992
wm8994_aif_mute(struct snd_soc_dai * codec_dai,int mute)2993 static int wm8994_aif_mute(struct snd_soc_dai *codec_dai, int mute)
2994 {
2995 struct snd_soc_component *component = codec_dai->component;
2996 int mute_reg;
2997 int reg;
2998
2999 switch (codec_dai->id) {
3000 case 1:
3001 mute_reg = WM8994_AIF1_DAC1_FILTERS_1;
3002 break;
3003 case 2:
3004 mute_reg = WM8994_AIF2_DAC_FILTERS_1;
3005 break;
3006 default:
3007 return -EINVAL;
3008 }
3009
3010 if (mute)
3011 reg = WM8994_AIF1DAC1_MUTE;
3012 else
3013 reg = 0;
3014
3015 snd_soc_component_update_bits(component, mute_reg, WM8994_AIF1DAC1_MUTE, reg);
3016
3017 return 0;
3018 }
3019
wm8994_set_tristate(struct snd_soc_dai * codec_dai,int tristate)3020 static int wm8994_set_tristate(struct snd_soc_dai *codec_dai, int tristate)
3021 {
3022 struct snd_soc_component *component = codec_dai->component;
3023 int reg, val, mask;
3024
3025 switch (codec_dai->id) {
3026 case 1:
3027 reg = WM8994_AIF1_MASTER_SLAVE;
3028 mask = WM8994_AIF1_TRI;
3029 break;
3030 case 2:
3031 reg = WM8994_AIF2_MASTER_SLAVE;
3032 mask = WM8994_AIF2_TRI;
3033 break;
3034 default:
3035 return -EINVAL;
3036 }
3037
3038 if (tristate)
3039 val = mask;
3040 else
3041 val = 0;
3042
3043 return snd_soc_component_update_bits(component, reg, mask, val);
3044 }
3045
wm8994_aif2_probe(struct snd_soc_dai * dai)3046 static int wm8994_aif2_probe(struct snd_soc_dai *dai)
3047 {
3048 struct snd_soc_component *component = dai->component;
3049
3050 /* Disable the pulls on the AIF if we're using it to save power. */
3051 snd_soc_component_update_bits(component, WM8994_GPIO_3,
3052 WM8994_GPN_PU | WM8994_GPN_PD, 0);
3053 snd_soc_component_update_bits(component, WM8994_GPIO_4,
3054 WM8994_GPN_PU | WM8994_GPN_PD, 0);
3055 snd_soc_component_update_bits(component, WM8994_GPIO_5,
3056 WM8994_GPN_PU | WM8994_GPN_PD, 0);
3057
3058 return 0;
3059 }
3060
3061 #define WM8994_RATES SNDRV_PCM_RATE_8000_96000
3062
3063 #define WM8994_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\
3064 SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE)
3065
3066 static const struct snd_soc_dai_ops wm8994_aif1_dai_ops = {
3067 .set_sysclk = wm8994_set_dai_sysclk,
3068 .set_fmt = wm8994_set_dai_fmt,
3069 .hw_params = wm8994_hw_params,
3070 .digital_mute = wm8994_aif_mute,
3071 .set_pll = wm8994_set_fll,
3072 .set_tristate = wm8994_set_tristate,
3073 };
3074
3075 static const struct snd_soc_dai_ops wm8994_aif2_dai_ops = {
3076 .set_sysclk = wm8994_set_dai_sysclk,
3077 .set_fmt = wm8994_set_dai_fmt,
3078 .hw_params = wm8994_hw_params,
3079 .digital_mute = wm8994_aif_mute,
3080 .set_pll = wm8994_set_fll,
3081 .set_tristate = wm8994_set_tristate,
3082 };
3083
3084 static const struct snd_soc_dai_ops wm8994_aif3_dai_ops = {
3085 .hw_params = wm8994_aif3_hw_params,
3086 };
3087
3088 static struct snd_soc_dai_driver wm8994_dai[] = {
3089 {
3090 .name = "wm8994-aif1",
3091 .id = 1,
3092 .playback = {
3093 .stream_name = "AIF1 Playback",
3094 .channels_min = 1,
3095 .channels_max = 2,
3096 .rates = WM8994_RATES,
3097 .formats = WM8994_FORMATS,
3098 .sig_bits = 24,
3099 },
3100 .capture = {
3101 .stream_name = "AIF1 Capture",
3102 .channels_min = 1,
3103 .channels_max = 2,
3104 .rates = WM8994_RATES,
3105 .formats = WM8994_FORMATS,
3106 .sig_bits = 24,
3107 },
3108 .ops = &wm8994_aif1_dai_ops,
3109 },
3110 {
3111 .name = "wm8994-aif2",
3112 .id = 2,
3113 .playback = {
3114 .stream_name = "AIF2 Playback",
3115 .channels_min = 1,
3116 .channels_max = 2,
3117 .rates = WM8994_RATES,
3118 .formats = WM8994_FORMATS,
3119 .sig_bits = 24,
3120 },
3121 .capture = {
3122 .stream_name = "AIF2 Capture",
3123 .channels_min = 1,
3124 .channels_max = 2,
3125 .rates = WM8994_RATES,
3126 .formats = WM8994_FORMATS,
3127 .sig_bits = 24,
3128 },
3129 .probe = wm8994_aif2_probe,
3130 .ops = &wm8994_aif2_dai_ops,
3131 },
3132 {
3133 .name = "wm8994-aif3",
3134 .id = 3,
3135 .playback = {
3136 .stream_name = "AIF3 Playback",
3137 .channels_min = 1,
3138 .channels_max = 2,
3139 .rates = WM8994_RATES,
3140 .formats = WM8994_FORMATS,
3141 .sig_bits = 24,
3142 },
3143 .capture = {
3144 .stream_name = "AIF3 Capture",
3145 .channels_min = 1,
3146 .channels_max = 2,
3147 .rates = WM8994_RATES,
3148 .formats = WM8994_FORMATS,
3149 .sig_bits = 24,
3150 },
3151 .ops = &wm8994_aif3_dai_ops,
3152 }
3153 };
3154
3155 #ifdef CONFIG_PM
wm8994_component_suspend(struct snd_soc_component * component)3156 static int wm8994_component_suspend(struct snd_soc_component *component)
3157 {
3158 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
3159 int i, ret;
3160
3161 for (i = 0; i < ARRAY_SIZE(wm8994->fll); i++) {
3162 memcpy(&wm8994->fll_suspend[i], &wm8994->fll[i],
3163 sizeof(struct wm8994_fll_config));
3164 ret = _wm8994_set_fll(component, i + 1, 0, 0, 0);
3165 if (ret < 0)
3166 dev_warn(component->dev, "Failed to stop FLL%d: %d\n",
3167 i + 1, ret);
3168 }
3169
3170 snd_soc_component_force_bias_level(component, SND_SOC_BIAS_OFF);
3171
3172 return 0;
3173 }
3174
wm8994_component_resume(struct snd_soc_component * component)3175 static int wm8994_component_resume(struct snd_soc_component *component)
3176 {
3177 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
3178 int i, ret;
3179
3180 for (i = 0; i < ARRAY_SIZE(wm8994->fll); i++) {
3181 if (!wm8994->fll_suspend[i].out)
3182 continue;
3183
3184 ret = _wm8994_set_fll(component, i + 1,
3185 wm8994->fll_suspend[i].src,
3186 wm8994->fll_suspend[i].in,
3187 wm8994->fll_suspend[i].out);
3188 if (ret < 0)
3189 dev_warn(component->dev, "Failed to restore FLL%d: %d\n",
3190 i + 1, ret);
3191 }
3192
3193 return 0;
3194 }
3195 #else
3196 #define wm8994_component_suspend NULL
3197 #define wm8994_component_resume NULL
3198 #endif
3199
wm8994_handle_retune_mobile_pdata(struct wm8994_priv * wm8994)3200 static void wm8994_handle_retune_mobile_pdata(struct wm8994_priv *wm8994)
3201 {
3202 struct snd_soc_component *component = wm8994->hubs.component;
3203 struct wm8994 *control = wm8994->wm8994;
3204 struct wm8994_pdata *pdata = &control->pdata;
3205 struct snd_kcontrol_new controls[] = {
3206 SOC_ENUM_EXT("AIF1.1 EQ Mode",
3207 wm8994->retune_mobile_enum,
3208 wm8994_get_retune_mobile_enum,
3209 wm8994_put_retune_mobile_enum),
3210 SOC_ENUM_EXT("AIF1.2 EQ Mode",
3211 wm8994->retune_mobile_enum,
3212 wm8994_get_retune_mobile_enum,
3213 wm8994_put_retune_mobile_enum),
3214 SOC_ENUM_EXT("AIF2 EQ Mode",
3215 wm8994->retune_mobile_enum,
3216 wm8994_get_retune_mobile_enum,
3217 wm8994_put_retune_mobile_enum),
3218 };
3219 int ret, i, j;
3220 const char **t;
3221
3222 /* We need an array of texts for the enum API but the number
3223 * of texts is likely to be less than the number of
3224 * configurations due to the sample rate dependency of the
3225 * configurations. */
3226 wm8994->num_retune_mobile_texts = 0;
3227 wm8994->retune_mobile_texts = NULL;
3228 for (i = 0; i < pdata->num_retune_mobile_cfgs; i++) {
3229 for (j = 0; j < wm8994->num_retune_mobile_texts; j++) {
3230 if (strcmp(pdata->retune_mobile_cfgs[i].name,
3231 wm8994->retune_mobile_texts[j]) == 0)
3232 break;
3233 }
3234
3235 if (j != wm8994->num_retune_mobile_texts)
3236 continue;
3237
3238 /* Expand the array... */
3239 t = krealloc(wm8994->retune_mobile_texts,
3240 sizeof(char *) *
3241 (wm8994->num_retune_mobile_texts + 1),
3242 GFP_KERNEL);
3243 if (t == NULL)
3244 continue;
3245
3246 /* ...store the new entry... */
3247 t[wm8994->num_retune_mobile_texts] =
3248 pdata->retune_mobile_cfgs[i].name;
3249
3250 /* ...and remember the new version. */
3251 wm8994->num_retune_mobile_texts++;
3252 wm8994->retune_mobile_texts = t;
3253 }
3254
3255 dev_dbg(component->dev, "Allocated %d unique ReTune Mobile names\n",
3256 wm8994->num_retune_mobile_texts);
3257
3258 wm8994->retune_mobile_enum.items = wm8994->num_retune_mobile_texts;
3259 wm8994->retune_mobile_enum.texts = wm8994->retune_mobile_texts;
3260
3261 ret = snd_soc_add_component_controls(wm8994->hubs.component, controls,
3262 ARRAY_SIZE(controls));
3263 if (ret != 0)
3264 dev_err(wm8994->hubs.component->dev,
3265 "Failed to add ReTune Mobile controls: %d\n", ret);
3266 }
3267
wm8994_handle_pdata(struct wm8994_priv * wm8994)3268 static void wm8994_handle_pdata(struct wm8994_priv *wm8994)
3269 {
3270 struct snd_soc_component *component = wm8994->hubs.component;
3271 struct wm8994 *control = wm8994->wm8994;
3272 struct wm8994_pdata *pdata = &control->pdata;
3273 int ret, i;
3274
3275 if (!pdata)
3276 return;
3277
3278 wm_hubs_handle_analogue_pdata(component, pdata->lineout1_diff,
3279 pdata->lineout2_diff,
3280 pdata->lineout1fb,
3281 pdata->lineout2fb,
3282 pdata->jd_scthr,
3283 pdata->jd_thr,
3284 pdata->micb1_delay,
3285 pdata->micb2_delay,
3286 pdata->micbias1_lvl,
3287 pdata->micbias2_lvl);
3288
3289 dev_dbg(component->dev, "%d DRC configurations\n", pdata->num_drc_cfgs);
3290
3291 if (pdata->num_drc_cfgs) {
3292 struct snd_kcontrol_new controls[] = {
3293 SOC_ENUM_EXT("AIF1DRC1 Mode", wm8994->drc_enum,
3294 wm8994_get_drc_enum, wm8994_put_drc_enum),
3295 SOC_ENUM_EXT("AIF1DRC2 Mode", wm8994->drc_enum,
3296 wm8994_get_drc_enum, wm8994_put_drc_enum),
3297 SOC_ENUM_EXT("AIF2DRC Mode", wm8994->drc_enum,
3298 wm8994_get_drc_enum, wm8994_put_drc_enum),
3299 };
3300
3301 /* We need an array of texts for the enum API */
3302 wm8994->drc_texts = devm_kcalloc(wm8994->hubs.component->dev,
3303 pdata->num_drc_cfgs, sizeof(char *), GFP_KERNEL);
3304 if (!wm8994->drc_texts)
3305 return;
3306
3307 for (i = 0; i < pdata->num_drc_cfgs; i++)
3308 wm8994->drc_texts[i] = pdata->drc_cfgs[i].name;
3309
3310 wm8994->drc_enum.items = pdata->num_drc_cfgs;
3311 wm8994->drc_enum.texts = wm8994->drc_texts;
3312
3313 ret = snd_soc_add_component_controls(wm8994->hubs.component, controls,
3314 ARRAY_SIZE(controls));
3315 for (i = 0; i < WM8994_NUM_DRC; i++)
3316 wm8994_set_drc(component, i);
3317 } else {
3318 ret = snd_soc_add_component_controls(wm8994->hubs.component,
3319 wm8994_drc_controls,
3320 ARRAY_SIZE(wm8994_drc_controls));
3321 }
3322
3323 if (ret != 0)
3324 dev_err(wm8994->hubs.component->dev,
3325 "Failed to add DRC mode controls: %d\n", ret);
3326
3327
3328 dev_dbg(component->dev, "%d ReTune Mobile configurations\n",
3329 pdata->num_retune_mobile_cfgs);
3330
3331 if (pdata->num_retune_mobile_cfgs)
3332 wm8994_handle_retune_mobile_pdata(wm8994);
3333 else
3334 snd_soc_add_component_controls(wm8994->hubs.component, wm8994_eq_controls,
3335 ARRAY_SIZE(wm8994_eq_controls));
3336
3337 for (i = 0; i < ARRAY_SIZE(pdata->micbias); i++) {
3338 if (pdata->micbias[i]) {
3339 snd_soc_component_write(component, WM8958_MICBIAS1 + i,
3340 pdata->micbias[i] & 0xffff);
3341 }
3342 }
3343 }
3344
3345 /**
3346 * wm8994_mic_detect - Enable microphone detection via the WM8994 IRQ
3347 *
3348 * @component: WM8994 component
3349 * @jack: jack to report detection events on
3350 * @micbias: microphone bias to detect on
3351 *
3352 * Enable microphone detection via IRQ on the WM8994. If GPIOs are
3353 * being used to bring out signals to the processor then only platform
3354 * data configuration is needed for WM8994 and processor GPIOs should
3355 * be configured using snd_soc_jack_add_gpios() instead.
3356 *
3357 * Configuration of detection levels is available via the micbias1_lvl
3358 * and micbias2_lvl platform data members.
3359 */
wm8994_mic_detect(struct snd_soc_component * component,struct snd_soc_jack * jack,int micbias)3360 int wm8994_mic_detect(struct snd_soc_component *component, struct snd_soc_jack *jack,
3361 int micbias)
3362 {
3363 struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component);
3364 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
3365 struct wm8994_micdet *micdet;
3366 struct wm8994 *control = wm8994->wm8994;
3367 int reg, ret;
3368
3369 if (control->type != WM8994) {
3370 dev_warn(component->dev, "Not a WM8994\n");
3371 return -EINVAL;
3372 }
3373
3374 switch (micbias) {
3375 case 1:
3376 micdet = &wm8994->micdet[0];
3377 if (jack)
3378 ret = snd_soc_dapm_force_enable_pin(dapm, "MICBIAS1");
3379 else
3380 ret = snd_soc_dapm_disable_pin(dapm, "MICBIAS1");
3381 break;
3382 case 2:
3383 micdet = &wm8994->micdet[1];
3384 if (jack)
3385 ret = snd_soc_dapm_force_enable_pin(dapm, "MICBIAS1");
3386 else
3387 ret = snd_soc_dapm_disable_pin(dapm, "MICBIAS1");
3388 break;
3389 default:
3390 dev_warn(component->dev, "Invalid MICBIAS %d\n", micbias);
3391 return -EINVAL;
3392 }
3393
3394 if (ret != 0)
3395 dev_warn(component->dev, "Failed to configure MICBIAS%d: %d\n",
3396 micbias, ret);
3397
3398 dev_dbg(component->dev, "Configuring microphone detection on %d %p\n",
3399 micbias, jack);
3400
3401 /* Store the configuration */
3402 micdet->jack = jack;
3403 micdet->detecting = true;
3404
3405 /* If either of the jacks is set up then enable detection */
3406 if (wm8994->micdet[0].jack || wm8994->micdet[1].jack)
3407 reg = WM8994_MICD_ENA;
3408 else
3409 reg = 0;
3410
3411 snd_soc_component_update_bits(component, WM8994_MICBIAS, WM8994_MICD_ENA, reg);
3412
3413 /* enable MICDET and MICSHRT deboune */
3414 snd_soc_component_update_bits(component, WM8994_IRQ_DEBOUNCE,
3415 WM8994_MIC1_DET_DB_MASK | WM8994_MIC1_SHRT_DB_MASK |
3416 WM8994_MIC2_DET_DB_MASK | WM8994_MIC2_SHRT_DB_MASK,
3417 WM8994_MIC1_DET_DB | WM8994_MIC1_SHRT_DB);
3418
3419 snd_soc_dapm_sync(dapm);
3420
3421 return 0;
3422 }
3423 EXPORT_SYMBOL_GPL(wm8994_mic_detect);
3424
wm8994_mic_work(struct work_struct * work)3425 static void wm8994_mic_work(struct work_struct *work)
3426 {
3427 struct wm8994_priv *priv = container_of(work,
3428 struct wm8994_priv,
3429 mic_work.work);
3430 struct regmap *regmap = priv->wm8994->regmap;
3431 struct device *dev = priv->wm8994->dev;
3432 unsigned int reg;
3433 int ret;
3434 int report;
3435
3436 pm_runtime_get_sync(dev);
3437
3438 ret = regmap_read(regmap, WM8994_INTERRUPT_RAW_STATUS_2, ®);
3439 if (ret < 0) {
3440 dev_err(dev, "Failed to read microphone status: %d\n",
3441 ret);
3442 pm_runtime_put(dev);
3443 return;
3444 }
3445
3446 dev_dbg(dev, "Microphone status: %x\n", reg);
3447
3448 report = 0;
3449 if (reg & WM8994_MIC1_DET_STS) {
3450 if (priv->micdet[0].detecting)
3451 report = SND_JACK_HEADSET;
3452 }
3453 if (reg & WM8994_MIC1_SHRT_STS) {
3454 if (priv->micdet[0].detecting)
3455 report = SND_JACK_HEADPHONE;
3456 else
3457 report |= SND_JACK_BTN_0;
3458 }
3459 if (report)
3460 priv->micdet[0].detecting = false;
3461 else
3462 priv->micdet[0].detecting = true;
3463
3464 snd_soc_jack_report(priv->micdet[0].jack, report,
3465 SND_JACK_HEADSET | SND_JACK_BTN_0);
3466
3467 report = 0;
3468 if (reg & WM8994_MIC2_DET_STS) {
3469 if (priv->micdet[1].detecting)
3470 report = SND_JACK_HEADSET;
3471 }
3472 if (reg & WM8994_MIC2_SHRT_STS) {
3473 if (priv->micdet[1].detecting)
3474 report = SND_JACK_HEADPHONE;
3475 else
3476 report |= SND_JACK_BTN_0;
3477 }
3478 if (report)
3479 priv->micdet[1].detecting = false;
3480 else
3481 priv->micdet[1].detecting = true;
3482
3483 snd_soc_jack_report(priv->micdet[1].jack, report,
3484 SND_JACK_HEADSET | SND_JACK_BTN_0);
3485
3486 pm_runtime_put(dev);
3487 }
3488
wm8994_mic_irq(int irq,void * data)3489 static irqreturn_t wm8994_mic_irq(int irq, void *data)
3490 {
3491 struct wm8994_priv *priv = data;
3492 struct snd_soc_component *component = priv->hubs.component;
3493
3494 #ifndef CONFIG_SND_SOC_WM8994_MODULE
3495 trace_snd_soc_jack_irq(dev_name(component->dev));
3496 #endif
3497
3498 pm_wakeup_event(component->dev, 300);
3499
3500 queue_delayed_work(system_power_efficient_wq,
3501 &priv->mic_work, msecs_to_jiffies(250));
3502
3503 return IRQ_HANDLED;
3504 }
3505
3506 /* Should be called with accdet_lock held */
wm1811_micd_stop(struct snd_soc_component * component)3507 static void wm1811_micd_stop(struct snd_soc_component *component)
3508 {
3509 struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component);
3510 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
3511
3512 if (!wm8994->jackdet)
3513 return;
3514
3515 snd_soc_component_update_bits(component, WM8958_MIC_DETECT_1, WM8958_MICD_ENA, 0);
3516
3517 wm1811_jackdet_set_mode(component, WM1811_JACKDET_MODE_JACK);
3518
3519 if (wm8994->wm8994->pdata.jd_ext_cap)
3520 snd_soc_dapm_disable_pin(dapm, "MICBIAS2");
3521 }
3522
wm8958_button_det(struct snd_soc_component * component,u16 status)3523 static void wm8958_button_det(struct snd_soc_component *component, u16 status)
3524 {
3525 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
3526 int report;
3527
3528 report = 0;
3529 if (status & 0x4)
3530 report |= SND_JACK_BTN_0;
3531
3532 if (status & 0x8)
3533 report |= SND_JACK_BTN_1;
3534
3535 if (status & 0x10)
3536 report |= SND_JACK_BTN_2;
3537
3538 if (status & 0x20)
3539 report |= SND_JACK_BTN_3;
3540
3541 if (status & 0x40)
3542 report |= SND_JACK_BTN_4;
3543
3544 if (status & 0x80)
3545 report |= SND_JACK_BTN_5;
3546
3547 snd_soc_jack_report(wm8994->micdet[0].jack, report,
3548 wm8994->btn_mask);
3549 }
3550
wm8958_open_circuit_work(struct work_struct * work)3551 static void wm8958_open_circuit_work(struct work_struct *work)
3552 {
3553 struct wm8994_priv *wm8994 = container_of(work,
3554 struct wm8994_priv,
3555 open_circuit_work.work);
3556 struct device *dev = wm8994->wm8994->dev;
3557
3558 mutex_lock(&wm8994->accdet_lock);
3559
3560 wm1811_micd_stop(wm8994->hubs.component);
3561
3562 dev_dbg(dev, "Reporting open circuit\n");
3563
3564 wm8994->jack_mic = false;
3565 wm8994->mic_detecting = true;
3566
3567 wm8958_micd_set_rate(wm8994->hubs.component);
3568
3569 snd_soc_jack_report(wm8994->micdet[0].jack, 0,
3570 wm8994->btn_mask |
3571 SND_JACK_HEADSET);
3572
3573 mutex_unlock(&wm8994->accdet_lock);
3574 }
3575
wm8958_mic_id(void * data,u16 status)3576 static void wm8958_mic_id(void *data, u16 status)
3577 {
3578 struct snd_soc_component *component = data;
3579 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
3580
3581 /* Either nothing present or just starting detection */
3582 if (!(status & WM8958_MICD_STS)) {
3583 /* If nothing present then clear our statuses */
3584 dev_dbg(component->dev, "Detected open circuit\n");
3585
3586 queue_delayed_work(system_power_efficient_wq,
3587 &wm8994->open_circuit_work,
3588 msecs_to_jiffies(2500));
3589 return;
3590 }
3591
3592 /* If the measurement is showing a high impedence we've got a
3593 * microphone.
3594 */
3595 if (status & 0x600) {
3596 dev_dbg(component->dev, "Detected microphone\n");
3597
3598 wm8994->mic_detecting = false;
3599 wm8994->jack_mic = true;
3600
3601 wm8958_micd_set_rate(component);
3602
3603 snd_soc_jack_report(wm8994->micdet[0].jack, SND_JACK_HEADSET,
3604 SND_JACK_HEADSET);
3605 }
3606
3607
3608 if (status & 0xfc) {
3609 dev_dbg(component->dev, "Detected headphone\n");
3610 wm8994->mic_detecting = false;
3611
3612 wm8958_micd_set_rate(component);
3613
3614 /* If we have jackdet that will detect removal */
3615 wm1811_micd_stop(component);
3616
3617 snd_soc_jack_report(wm8994->micdet[0].jack, SND_JACK_HEADPHONE,
3618 SND_JACK_HEADSET);
3619 }
3620 }
3621
3622 /* Deferred mic detection to allow for extra settling time */
wm1811_mic_work(struct work_struct * work)3623 static void wm1811_mic_work(struct work_struct *work)
3624 {
3625 struct wm8994_priv *wm8994 = container_of(work, struct wm8994_priv,
3626 mic_work.work);
3627 struct wm8994 *control = wm8994->wm8994;
3628 struct snd_soc_component *component = wm8994->hubs.component;
3629 struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component);
3630
3631 pm_runtime_get_sync(component->dev);
3632
3633 /* If required for an external cap force MICBIAS on */
3634 if (control->pdata.jd_ext_cap) {
3635 snd_soc_dapm_force_enable_pin(dapm, "MICBIAS2");
3636 snd_soc_dapm_sync(dapm);
3637 }
3638
3639 mutex_lock(&wm8994->accdet_lock);
3640
3641 dev_dbg(component->dev, "Starting mic detection\n");
3642
3643 /* Use a user-supplied callback if we have one */
3644 if (wm8994->micd_cb) {
3645 wm8994->micd_cb(wm8994->micd_cb_data);
3646 } else {
3647 /*
3648 * Start off measument of microphone impedence to find out
3649 * what's actually there.
3650 */
3651 wm8994->mic_detecting = true;
3652 wm1811_jackdet_set_mode(component, WM1811_JACKDET_MODE_MIC);
3653
3654 snd_soc_component_update_bits(component, WM8958_MIC_DETECT_1,
3655 WM8958_MICD_ENA, WM8958_MICD_ENA);
3656 }
3657
3658 mutex_unlock(&wm8994->accdet_lock);
3659
3660 pm_runtime_put(component->dev);
3661 }
3662
wm1811_jackdet_irq(int irq,void * data)3663 static irqreturn_t wm1811_jackdet_irq(int irq, void *data)
3664 {
3665 struct wm8994_priv *wm8994 = data;
3666 struct wm8994 *control = wm8994->wm8994;
3667 struct snd_soc_component *component = wm8994->hubs.component;
3668 struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component);
3669 int reg, delay;
3670 bool present;
3671
3672 pm_runtime_get_sync(component->dev);
3673
3674 cancel_delayed_work_sync(&wm8994->mic_complete_work);
3675
3676 mutex_lock(&wm8994->accdet_lock);
3677
3678 reg = snd_soc_component_read32(component, WM1811_JACKDET_CTRL);
3679 if (reg < 0) {
3680 dev_err(component->dev, "Failed to read jack status: %d\n", reg);
3681 mutex_unlock(&wm8994->accdet_lock);
3682 pm_runtime_put(component->dev);
3683 return IRQ_NONE;
3684 }
3685
3686 dev_dbg(component->dev, "JACKDET %x\n", reg);
3687
3688 present = reg & WM1811_JACKDET_LVL;
3689
3690 if (present) {
3691 dev_dbg(component->dev, "Jack detected\n");
3692
3693 wm8958_micd_set_rate(component);
3694
3695 snd_soc_component_update_bits(component, WM8958_MICBIAS2,
3696 WM8958_MICB2_DISCH, 0);
3697
3698 /* Disable debounce while inserted */
3699 snd_soc_component_update_bits(component, WM1811_JACKDET_CTRL,
3700 WM1811_JACKDET_DB, 0);
3701
3702 delay = control->pdata.micdet_delay;
3703 queue_delayed_work(system_power_efficient_wq,
3704 &wm8994->mic_work,
3705 msecs_to_jiffies(delay));
3706 } else {
3707 dev_dbg(component->dev, "Jack not detected\n");
3708
3709 cancel_delayed_work_sync(&wm8994->mic_work);
3710
3711 snd_soc_component_update_bits(component, WM8958_MICBIAS2,
3712 WM8958_MICB2_DISCH, WM8958_MICB2_DISCH);
3713
3714 /* Enable debounce while removed */
3715 snd_soc_component_update_bits(component, WM1811_JACKDET_CTRL,
3716 WM1811_JACKDET_DB, WM1811_JACKDET_DB);
3717
3718 wm8994->mic_detecting = false;
3719 wm8994->jack_mic = false;
3720 snd_soc_component_update_bits(component, WM8958_MIC_DETECT_1,
3721 WM8958_MICD_ENA, 0);
3722 wm1811_jackdet_set_mode(component, WM1811_JACKDET_MODE_JACK);
3723 }
3724
3725 mutex_unlock(&wm8994->accdet_lock);
3726
3727 /* Turn off MICBIAS if it was on for an external cap */
3728 if (control->pdata.jd_ext_cap && !present)
3729 snd_soc_dapm_disable_pin(dapm, "MICBIAS2");
3730
3731 if (present)
3732 snd_soc_jack_report(wm8994->micdet[0].jack,
3733 SND_JACK_MECHANICAL, SND_JACK_MECHANICAL);
3734 else
3735 snd_soc_jack_report(wm8994->micdet[0].jack, 0,
3736 SND_JACK_MECHANICAL | SND_JACK_HEADSET |
3737 wm8994->btn_mask);
3738
3739 /* Since we only report deltas force an update, ensures we
3740 * avoid bootstrapping issues with the core. */
3741 snd_soc_jack_report(wm8994->micdet[0].jack, 0, 0);
3742
3743 pm_runtime_put(component->dev);
3744 return IRQ_HANDLED;
3745 }
3746
wm1811_jackdet_bootstrap(struct work_struct * work)3747 static void wm1811_jackdet_bootstrap(struct work_struct *work)
3748 {
3749 struct wm8994_priv *wm8994 = container_of(work,
3750 struct wm8994_priv,
3751 jackdet_bootstrap.work);
3752 wm1811_jackdet_irq(0, wm8994);
3753 }
3754
3755 /**
3756 * wm8958_mic_detect - Enable microphone detection via the WM8958 IRQ
3757 *
3758 * @component: WM8958 component
3759 * @jack: jack to report detection events on
3760 *
3761 * Enable microphone detection functionality for the WM8958. By
3762 * default simple detection which supports the detection of up to 6
3763 * buttons plus video and microphone functionality is supported.
3764 *
3765 * The WM8958 has an advanced jack detection facility which is able to
3766 * support complex accessory detection, especially when used in
3767 * conjunction with external circuitry. In order to provide maximum
3768 * flexiblity a callback is provided which allows a completely custom
3769 * detection algorithm.
3770 */
wm8958_mic_detect(struct snd_soc_component * component,struct snd_soc_jack * jack,wm1811_micdet_cb det_cb,void * det_cb_data,wm1811_mic_id_cb id_cb,void * id_cb_data)3771 int wm8958_mic_detect(struct snd_soc_component *component, struct snd_soc_jack *jack,
3772 wm1811_micdet_cb det_cb, void *det_cb_data,
3773 wm1811_mic_id_cb id_cb, void *id_cb_data)
3774 {
3775 struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component);
3776 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
3777 struct wm8994 *control = wm8994->wm8994;
3778 u16 micd_lvl_sel;
3779
3780 switch (control->type) {
3781 case WM1811:
3782 case WM8958:
3783 break;
3784 default:
3785 return -EINVAL;
3786 }
3787
3788 if (jack) {
3789 snd_soc_dapm_force_enable_pin(dapm, "CLK_SYS");
3790 snd_soc_dapm_sync(dapm);
3791
3792 wm8994->micdet[0].jack = jack;
3793
3794 if (det_cb) {
3795 wm8994->micd_cb = det_cb;
3796 wm8994->micd_cb_data = det_cb_data;
3797 } else {
3798 wm8994->mic_detecting = true;
3799 wm8994->jack_mic = false;
3800 }
3801
3802 if (id_cb) {
3803 wm8994->mic_id_cb = id_cb;
3804 wm8994->mic_id_cb_data = id_cb_data;
3805 } else {
3806 wm8994->mic_id_cb = wm8958_mic_id;
3807 wm8994->mic_id_cb_data = component;
3808 }
3809
3810 wm8958_micd_set_rate(component);
3811
3812 /* Detect microphones and short circuits by default */
3813 if (control->pdata.micd_lvl_sel)
3814 micd_lvl_sel = control->pdata.micd_lvl_sel;
3815 else
3816 micd_lvl_sel = 0x41;
3817
3818 wm8994->btn_mask = SND_JACK_BTN_0 | SND_JACK_BTN_1 |
3819 SND_JACK_BTN_2 | SND_JACK_BTN_3 |
3820 SND_JACK_BTN_4 | SND_JACK_BTN_5;
3821
3822 snd_soc_component_update_bits(component, WM8958_MIC_DETECT_2,
3823 WM8958_MICD_LVL_SEL_MASK, micd_lvl_sel);
3824
3825 WARN_ON(snd_soc_component_get_bias_level(component) > SND_SOC_BIAS_STANDBY);
3826
3827 /*
3828 * If we can use jack detection start off with that,
3829 * otherwise jump straight to microphone detection.
3830 */
3831 if (wm8994->jackdet) {
3832 /* Disable debounce for the initial detect */
3833 snd_soc_component_update_bits(component, WM1811_JACKDET_CTRL,
3834 WM1811_JACKDET_DB, 0);
3835
3836 snd_soc_component_update_bits(component, WM8958_MICBIAS2,
3837 WM8958_MICB2_DISCH,
3838 WM8958_MICB2_DISCH);
3839 snd_soc_component_update_bits(component, WM8994_LDO_1,
3840 WM8994_LDO1_DISCH, 0);
3841 wm1811_jackdet_set_mode(component,
3842 WM1811_JACKDET_MODE_JACK);
3843 } else {
3844 snd_soc_component_update_bits(component, WM8958_MIC_DETECT_1,
3845 WM8958_MICD_ENA, WM8958_MICD_ENA);
3846 }
3847
3848 } else {
3849 snd_soc_component_update_bits(component, WM8958_MIC_DETECT_1,
3850 WM8958_MICD_ENA, 0);
3851 wm1811_jackdet_set_mode(component, WM1811_JACKDET_MODE_NONE);
3852 snd_soc_dapm_disable_pin(dapm, "CLK_SYS");
3853 snd_soc_dapm_sync(dapm);
3854 }
3855
3856 return 0;
3857 }
3858 EXPORT_SYMBOL_GPL(wm8958_mic_detect);
3859
wm8958_mic_work(struct work_struct * work)3860 static void wm8958_mic_work(struct work_struct *work)
3861 {
3862 struct wm8994_priv *wm8994 = container_of(work,
3863 struct wm8994_priv,
3864 mic_complete_work.work);
3865 struct snd_soc_component *component = wm8994->hubs.component;
3866
3867 pm_runtime_get_sync(component->dev);
3868
3869 mutex_lock(&wm8994->accdet_lock);
3870
3871 wm8994->mic_id_cb(wm8994->mic_id_cb_data, wm8994->mic_status);
3872
3873 mutex_unlock(&wm8994->accdet_lock);
3874
3875 pm_runtime_put(component->dev);
3876 }
3877
wm8958_mic_irq(int irq,void * data)3878 static irqreturn_t wm8958_mic_irq(int irq, void *data)
3879 {
3880 struct wm8994_priv *wm8994 = data;
3881 struct snd_soc_component *component = wm8994->hubs.component;
3882 int reg, count, ret, id_delay;
3883
3884 /*
3885 * Jack detection may have detected a removal simulataneously
3886 * with an update of the MICDET status; if so it will have
3887 * stopped detection and we can ignore this interrupt.
3888 */
3889 if (!(snd_soc_component_read32(component, WM8958_MIC_DETECT_1) & WM8958_MICD_ENA))
3890 return IRQ_HANDLED;
3891
3892 cancel_delayed_work_sync(&wm8994->mic_complete_work);
3893 cancel_delayed_work_sync(&wm8994->open_circuit_work);
3894
3895 pm_runtime_get_sync(component->dev);
3896
3897 /* We may occasionally read a detection without an impedence
3898 * range being provided - if that happens loop again.
3899 */
3900 count = 10;
3901 do {
3902 reg = snd_soc_component_read32(component, WM8958_MIC_DETECT_3);
3903 if (reg < 0) {
3904 dev_err(component->dev,
3905 "Failed to read mic detect status: %d\n",
3906 reg);
3907 pm_runtime_put(component->dev);
3908 return IRQ_NONE;
3909 }
3910
3911 if (!(reg & WM8958_MICD_VALID)) {
3912 dev_dbg(component->dev, "Mic detect data not valid\n");
3913 goto out;
3914 }
3915
3916 if (!(reg & WM8958_MICD_STS) || (reg & WM8958_MICD_LVL_MASK))
3917 break;
3918
3919 msleep(1);
3920 } while (count--);
3921
3922 if (count == 0)
3923 dev_warn(component->dev, "No impedance range reported for jack\n");
3924
3925 #ifndef CONFIG_SND_SOC_WM8994_MODULE
3926 trace_snd_soc_jack_irq(dev_name(component->dev));
3927 #endif
3928
3929 /* Avoid a transient report when the accessory is being removed */
3930 if (wm8994->jackdet) {
3931 ret = snd_soc_component_read32(component, WM1811_JACKDET_CTRL);
3932 if (ret < 0) {
3933 dev_err(component->dev, "Failed to read jack status: %d\n",
3934 ret);
3935 } else if (!(ret & WM1811_JACKDET_LVL)) {
3936 dev_dbg(component->dev, "Ignoring removed jack\n");
3937 goto out;
3938 }
3939 } else if (!(reg & WM8958_MICD_STS)) {
3940 snd_soc_jack_report(wm8994->micdet[0].jack, 0,
3941 SND_JACK_MECHANICAL | SND_JACK_HEADSET |
3942 wm8994->btn_mask);
3943 wm8994->mic_detecting = true;
3944 goto out;
3945 }
3946
3947 wm8994->mic_status = reg;
3948 id_delay = wm8994->wm8994->pdata.mic_id_delay;
3949
3950 if (wm8994->mic_detecting)
3951 queue_delayed_work(system_power_efficient_wq,
3952 &wm8994->mic_complete_work,
3953 msecs_to_jiffies(id_delay));
3954 else
3955 wm8958_button_det(component, reg);
3956
3957 out:
3958 pm_runtime_put(component->dev);
3959 return IRQ_HANDLED;
3960 }
3961
wm8994_fifo_error(int irq,void * data)3962 static irqreturn_t wm8994_fifo_error(int irq, void *data)
3963 {
3964 struct snd_soc_component *component = data;
3965
3966 dev_err(component->dev, "FIFO error\n");
3967
3968 return IRQ_HANDLED;
3969 }
3970
wm8994_temp_warn(int irq,void * data)3971 static irqreturn_t wm8994_temp_warn(int irq, void *data)
3972 {
3973 struct snd_soc_component *component = data;
3974
3975 dev_err(component->dev, "Thermal warning\n");
3976
3977 return IRQ_HANDLED;
3978 }
3979
wm8994_temp_shut(int irq,void * data)3980 static irqreturn_t wm8994_temp_shut(int irq, void *data)
3981 {
3982 struct snd_soc_component *component = data;
3983
3984 dev_crit(component->dev, "Thermal shutdown\n");
3985
3986 return IRQ_HANDLED;
3987 }
3988
wm8994_component_probe(struct snd_soc_component * component)3989 static int wm8994_component_probe(struct snd_soc_component *component)
3990 {
3991 struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component);
3992 struct wm8994 *control = dev_get_drvdata(component->dev->parent);
3993 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
3994 unsigned int reg;
3995 int ret, i;
3996
3997 snd_soc_component_init_regmap(component, control->regmap);
3998
3999 wm8994->hubs.component = component;
4000
4001 mutex_init(&wm8994->accdet_lock);
4002 INIT_DELAYED_WORK(&wm8994->jackdet_bootstrap,
4003 wm1811_jackdet_bootstrap);
4004 INIT_DELAYED_WORK(&wm8994->open_circuit_work,
4005 wm8958_open_circuit_work);
4006
4007 switch (control->type) {
4008 case WM8994:
4009 INIT_DELAYED_WORK(&wm8994->mic_work, wm8994_mic_work);
4010 break;
4011 case WM1811:
4012 INIT_DELAYED_WORK(&wm8994->mic_work, wm1811_mic_work);
4013 break;
4014 default:
4015 break;
4016 }
4017
4018 INIT_DELAYED_WORK(&wm8994->mic_complete_work, wm8958_mic_work);
4019
4020 for (i = 0; i < ARRAY_SIZE(wm8994->fll_locked); i++)
4021 init_completion(&wm8994->fll_locked[i]);
4022
4023 wm8994->micdet_irq = control->pdata.micdet_irq;
4024
4025 /* By default use idle_bias_off, will override for WM8994 */
4026 dapm->idle_bias_off = 1;
4027
4028 /* Set revision-specific configuration */
4029 switch (control->type) {
4030 case WM8994:
4031 /* Single ended line outputs should have VMID on. */
4032 if (!control->pdata.lineout1_diff ||
4033 !control->pdata.lineout2_diff)
4034 dapm->idle_bias_off = 0;
4035
4036 switch (control->revision) {
4037 case 2:
4038 case 3:
4039 wm8994->hubs.dcs_codes_l = -5;
4040 wm8994->hubs.dcs_codes_r = -5;
4041 wm8994->hubs.hp_startup_mode = 1;
4042 wm8994->hubs.dcs_readback_mode = 1;
4043 wm8994->hubs.series_startup = 1;
4044 break;
4045 default:
4046 wm8994->hubs.dcs_readback_mode = 2;
4047 break;
4048 }
4049 break;
4050
4051 case WM8958:
4052 wm8994->hubs.dcs_readback_mode = 1;
4053 wm8994->hubs.hp_startup_mode = 1;
4054
4055 switch (control->revision) {
4056 case 0:
4057 break;
4058 default:
4059 wm8994->fll_byp = true;
4060 break;
4061 }
4062 break;
4063
4064 case WM1811:
4065 wm8994->hubs.dcs_readback_mode = 2;
4066 wm8994->hubs.no_series_update = 1;
4067 wm8994->hubs.hp_startup_mode = 1;
4068 wm8994->hubs.no_cache_dac_hp_direct = true;
4069 wm8994->fll_byp = true;
4070
4071 wm8994->hubs.dcs_codes_l = -9;
4072 wm8994->hubs.dcs_codes_r = -7;
4073
4074 snd_soc_component_update_bits(component, WM8994_ANALOGUE_HP_1,
4075 WM1811_HPOUT1_ATTN, WM1811_HPOUT1_ATTN);
4076 break;
4077
4078 default:
4079 break;
4080 }
4081
4082 wm8994_request_irq(wm8994->wm8994, WM8994_IRQ_FIFOS_ERR,
4083 wm8994_fifo_error, "FIFO error", component);
4084 wm8994_request_irq(wm8994->wm8994, WM8994_IRQ_TEMP_WARN,
4085 wm8994_temp_warn, "Thermal warning", component);
4086 wm8994_request_irq(wm8994->wm8994, WM8994_IRQ_TEMP_SHUT,
4087 wm8994_temp_shut, "Thermal shutdown", component);
4088
4089 switch (control->type) {
4090 case WM8994:
4091 if (wm8994->micdet_irq)
4092 ret = request_threaded_irq(wm8994->micdet_irq, NULL,
4093 wm8994_mic_irq,
4094 IRQF_TRIGGER_RISING |
4095 IRQF_ONESHOT,
4096 "Mic1 detect",
4097 wm8994);
4098 else
4099 ret = wm8994_request_irq(wm8994->wm8994,
4100 WM8994_IRQ_MIC1_DET,
4101 wm8994_mic_irq, "Mic 1 detect",
4102 wm8994);
4103
4104 if (ret != 0)
4105 dev_warn(component->dev,
4106 "Failed to request Mic1 detect IRQ: %d\n",
4107 ret);
4108
4109
4110 ret = wm8994_request_irq(wm8994->wm8994,
4111 WM8994_IRQ_MIC1_SHRT,
4112 wm8994_mic_irq, "Mic 1 short",
4113 wm8994);
4114 if (ret != 0)
4115 dev_warn(component->dev,
4116 "Failed to request Mic1 short IRQ: %d\n",
4117 ret);
4118
4119 ret = wm8994_request_irq(wm8994->wm8994,
4120 WM8994_IRQ_MIC2_DET,
4121 wm8994_mic_irq, "Mic 2 detect",
4122 wm8994);
4123 if (ret != 0)
4124 dev_warn(component->dev,
4125 "Failed to request Mic2 detect IRQ: %d\n",
4126 ret);
4127
4128 ret = wm8994_request_irq(wm8994->wm8994,
4129 WM8994_IRQ_MIC2_SHRT,
4130 wm8994_mic_irq, "Mic 2 short",
4131 wm8994);
4132 if (ret != 0)
4133 dev_warn(component->dev,
4134 "Failed to request Mic2 short IRQ: %d\n",
4135 ret);
4136 break;
4137
4138 case WM8958:
4139 case WM1811:
4140 if (wm8994->micdet_irq) {
4141 ret = request_threaded_irq(wm8994->micdet_irq, NULL,
4142 wm8958_mic_irq,
4143 IRQF_TRIGGER_RISING |
4144 IRQF_ONESHOT,
4145 "Mic detect",
4146 wm8994);
4147 if (ret != 0)
4148 dev_warn(component->dev,
4149 "Failed to request Mic detect IRQ: %d\n",
4150 ret);
4151 } else {
4152 wm8994_request_irq(wm8994->wm8994, WM8994_IRQ_MIC1_DET,
4153 wm8958_mic_irq, "Mic detect",
4154 wm8994);
4155 }
4156 }
4157
4158 switch (control->type) {
4159 case WM1811:
4160 if (control->cust_id > 1 || control->revision > 1) {
4161 ret = wm8994_request_irq(wm8994->wm8994,
4162 WM8994_IRQ_GPIO(6),
4163 wm1811_jackdet_irq, "JACKDET",
4164 wm8994);
4165 if (ret == 0)
4166 wm8994->jackdet = true;
4167 }
4168 break;
4169 default:
4170 break;
4171 }
4172
4173 wm8994->fll_locked_irq = true;
4174 for (i = 0; i < ARRAY_SIZE(wm8994->fll_locked); i++) {
4175 ret = wm8994_request_irq(wm8994->wm8994,
4176 WM8994_IRQ_FLL1_LOCK + i,
4177 wm8994_fll_locked_irq, "FLL lock",
4178 &wm8994->fll_locked[i]);
4179 if (ret != 0)
4180 wm8994->fll_locked_irq = false;
4181 }
4182
4183 /* Make sure we can read from the GPIOs if they're inputs */
4184 pm_runtime_get_sync(component->dev);
4185
4186 /* Remember if AIFnLRCLK is configured as a GPIO. This should be
4187 * configured on init - if a system wants to do this dynamically
4188 * at runtime we can deal with that then.
4189 */
4190 ret = regmap_read(control->regmap, WM8994_GPIO_1, ®);
4191 if (ret < 0) {
4192 dev_err(component->dev, "Failed to read GPIO1 state: %d\n", ret);
4193 goto err_irq;
4194 }
4195 if ((reg & WM8994_GPN_FN_MASK) != WM8994_GP_FN_PIN_SPECIFIC) {
4196 wm8994->lrclk_shared[0] = 1;
4197 wm8994_dai[0].symmetric_rates = 1;
4198 } else {
4199 wm8994->lrclk_shared[0] = 0;
4200 }
4201
4202 ret = regmap_read(control->regmap, WM8994_GPIO_6, ®);
4203 if (ret < 0) {
4204 dev_err(component->dev, "Failed to read GPIO6 state: %d\n", ret);
4205 goto err_irq;
4206 }
4207 if ((reg & WM8994_GPN_FN_MASK) != WM8994_GP_FN_PIN_SPECIFIC) {
4208 wm8994->lrclk_shared[1] = 1;
4209 wm8994_dai[1].symmetric_rates = 1;
4210 } else {
4211 wm8994->lrclk_shared[1] = 0;
4212 }
4213
4214 pm_runtime_put(component->dev);
4215
4216 /* Latch volume update bits */
4217 for (i = 0; i < ARRAY_SIZE(wm8994_vu_bits); i++)
4218 snd_soc_component_update_bits(component, wm8994_vu_bits[i].reg,
4219 wm8994_vu_bits[i].mask,
4220 wm8994_vu_bits[i].mask);
4221
4222 /* Set the low bit of the 3D stereo depth so TLV matches */
4223 snd_soc_component_update_bits(component, WM8994_AIF1_DAC1_FILTERS_2,
4224 1 << WM8994_AIF1DAC1_3D_GAIN_SHIFT,
4225 1 << WM8994_AIF1DAC1_3D_GAIN_SHIFT);
4226 snd_soc_component_update_bits(component, WM8994_AIF1_DAC2_FILTERS_2,
4227 1 << WM8994_AIF1DAC2_3D_GAIN_SHIFT,
4228 1 << WM8994_AIF1DAC2_3D_GAIN_SHIFT);
4229 snd_soc_component_update_bits(component, WM8994_AIF2_DAC_FILTERS_2,
4230 1 << WM8994_AIF2DAC_3D_GAIN_SHIFT,
4231 1 << WM8994_AIF2DAC_3D_GAIN_SHIFT);
4232
4233 /* Unconditionally enable AIF1 ADC TDM mode on chips which can
4234 * use this; it only affects behaviour on idle TDM clock
4235 * cycles. */
4236 switch (control->type) {
4237 case WM8994:
4238 case WM8958:
4239 snd_soc_component_update_bits(component, WM8994_AIF1_CONTROL_1,
4240 WM8994_AIF1ADC_TDM, WM8994_AIF1ADC_TDM);
4241 break;
4242 default:
4243 break;
4244 }
4245
4246 /* Put MICBIAS into bypass mode by default on newer devices */
4247 switch (control->type) {
4248 case WM8958:
4249 case WM1811:
4250 snd_soc_component_update_bits(component, WM8958_MICBIAS1,
4251 WM8958_MICB1_MODE, WM8958_MICB1_MODE);
4252 snd_soc_component_update_bits(component, WM8958_MICBIAS2,
4253 WM8958_MICB2_MODE, WM8958_MICB2_MODE);
4254 break;
4255 default:
4256 break;
4257 }
4258
4259 wm8994->hubs.check_class_w_digital = wm8994_check_class_w_digital;
4260 wm_hubs_update_class_w(component);
4261
4262 wm8994_handle_pdata(wm8994);
4263
4264 wm_hubs_add_analogue_controls(component);
4265 snd_soc_add_component_controls(component, wm8994_snd_controls,
4266 ARRAY_SIZE(wm8994_snd_controls));
4267 snd_soc_dapm_new_controls(dapm, wm8994_dapm_widgets,
4268 ARRAY_SIZE(wm8994_dapm_widgets));
4269
4270 switch (control->type) {
4271 case WM8994:
4272 snd_soc_dapm_new_controls(dapm, wm8994_specific_dapm_widgets,
4273 ARRAY_SIZE(wm8994_specific_dapm_widgets));
4274 if (control->revision < 4) {
4275 snd_soc_dapm_new_controls(dapm, wm8994_lateclk_revd_widgets,
4276 ARRAY_SIZE(wm8994_lateclk_revd_widgets));
4277 snd_soc_dapm_new_controls(dapm, wm8994_adc_revd_widgets,
4278 ARRAY_SIZE(wm8994_adc_revd_widgets));
4279 snd_soc_dapm_new_controls(dapm, wm8994_dac_revd_widgets,
4280 ARRAY_SIZE(wm8994_dac_revd_widgets));
4281 } else {
4282 snd_soc_dapm_new_controls(dapm, wm8994_lateclk_widgets,
4283 ARRAY_SIZE(wm8994_lateclk_widgets));
4284 snd_soc_dapm_new_controls(dapm, wm8994_adc_widgets,
4285 ARRAY_SIZE(wm8994_adc_widgets));
4286 snd_soc_dapm_new_controls(dapm, wm8994_dac_widgets,
4287 ARRAY_SIZE(wm8994_dac_widgets));
4288 }
4289 break;
4290 case WM8958:
4291 snd_soc_add_component_controls(component, wm8958_snd_controls,
4292 ARRAY_SIZE(wm8958_snd_controls));
4293 snd_soc_dapm_new_controls(dapm, wm8958_dapm_widgets,
4294 ARRAY_SIZE(wm8958_dapm_widgets));
4295 if (control->revision < 1) {
4296 snd_soc_dapm_new_controls(dapm, wm8994_lateclk_revd_widgets,
4297 ARRAY_SIZE(wm8994_lateclk_revd_widgets));
4298 snd_soc_dapm_new_controls(dapm, wm8994_adc_revd_widgets,
4299 ARRAY_SIZE(wm8994_adc_revd_widgets));
4300 snd_soc_dapm_new_controls(dapm, wm8994_dac_revd_widgets,
4301 ARRAY_SIZE(wm8994_dac_revd_widgets));
4302 } else {
4303 snd_soc_dapm_new_controls(dapm, wm8994_lateclk_widgets,
4304 ARRAY_SIZE(wm8994_lateclk_widgets));
4305 snd_soc_dapm_new_controls(dapm, wm8994_adc_widgets,
4306 ARRAY_SIZE(wm8994_adc_widgets));
4307 snd_soc_dapm_new_controls(dapm, wm8994_dac_widgets,
4308 ARRAY_SIZE(wm8994_dac_widgets));
4309 }
4310 break;
4311
4312 case WM1811:
4313 snd_soc_add_component_controls(component, wm8958_snd_controls,
4314 ARRAY_SIZE(wm8958_snd_controls));
4315 snd_soc_dapm_new_controls(dapm, wm8958_dapm_widgets,
4316 ARRAY_SIZE(wm8958_dapm_widgets));
4317 snd_soc_dapm_new_controls(dapm, wm8994_lateclk_widgets,
4318 ARRAY_SIZE(wm8994_lateclk_widgets));
4319 snd_soc_dapm_new_controls(dapm, wm8994_adc_widgets,
4320 ARRAY_SIZE(wm8994_adc_widgets));
4321 snd_soc_dapm_new_controls(dapm, wm8994_dac_widgets,
4322 ARRAY_SIZE(wm8994_dac_widgets));
4323 break;
4324 }
4325
4326 wm_hubs_add_analogue_routes(component, 0, 0);
4327 ret = wm8994_request_irq(wm8994->wm8994, WM8994_IRQ_DCS_DONE,
4328 wm_hubs_dcs_done, "DC servo done",
4329 &wm8994->hubs);
4330 if (ret == 0)
4331 wm8994->hubs.dcs_done_irq = true;
4332 snd_soc_dapm_add_routes(dapm, intercon, ARRAY_SIZE(intercon));
4333
4334 switch (control->type) {
4335 case WM8994:
4336 snd_soc_dapm_add_routes(dapm, wm8994_intercon,
4337 ARRAY_SIZE(wm8994_intercon));
4338
4339 if (control->revision < 4) {
4340 snd_soc_dapm_add_routes(dapm, wm8994_revd_intercon,
4341 ARRAY_SIZE(wm8994_revd_intercon));
4342 snd_soc_dapm_add_routes(dapm, wm8994_lateclk_revd_intercon,
4343 ARRAY_SIZE(wm8994_lateclk_revd_intercon));
4344 } else {
4345 snd_soc_dapm_add_routes(dapm, wm8994_lateclk_intercon,
4346 ARRAY_SIZE(wm8994_lateclk_intercon));
4347 }
4348 break;
4349 case WM8958:
4350 if (control->revision < 1) {
4351 snd_soc_dapm_add_routes(dapm, wm8994_intercon,
4352 ARRAY_SIZE(wm8994_intercon));
4353 snd_soc_dapm_add_routes(dapm, wm8994_revd_intercon,
4354 ARRAY_SIZE(wm8994_revd_intercon));
4355 snd_soc_dapm_add_routes(dapm, wm8994_lateclk_revd_intercon,
4356 ARRAY_SIZE(wm8994_lateclk_revd_intercon));
4357 } else {
4358 snd_soc_dapm_add_routes(dapm, wm8994_lateclk_intercon,
4359 ARRAY_SIZE(wm8994_lateclk_intercon));
4360 snd_soc_dapm_add_routes(dapm, wm8958_intercon,
4361 ARRAY_SIZE(wm8958_intercon));
4362 }
4363
4364 wm8958_dsp2_init(component);
4365 break;
4366 case WM1811:
4367 snd_soc_dapm_add_routes(dapm, wm8994_lateclk_intercon,
4368 ARRAY_SIZE(wm8994_lateclk_intercon));
4369 snd_soc_dapm_add_routes(dapm, wm8958_intercon,
4370 ARRAY_SIZE(wm8958_intercon));
4371 break;
4372 }
4373
4374 return 0;
4375
4376 err_irq:
4377 if (wm8994->jackdet)
4378 wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_GPIO(6), wm8994);
4379 wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_MIC2_SHRT, wm8994);
4380 wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_MIC2_DET, wm8994);
4381 wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_MIC1_SHRT, wm8994);
4382 if (wm8994->micdet_irq)
4383 free_irq(wm8994->micdet_irq, wm8994);
4384 for (i = 0; i < ARRAY_SIZE(wm8994->fll_locked); i++)
4385 wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_FLL1_LOCK + i,
4386 &wm8994->fll_locked[i]);
4387 wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_DCS_DONE,
4388 &wm8994->hubs);
4389 wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_FIFOS_ERR, component);
4390 wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_TEMP_SHUT, component);
4391 wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_TEMP_WARN, component);
4392
4393 return ret;
4394 }
4395
wm8994_component_remove(struct snd_soc_component * component)4396 static void wm8994_component_remove(struct snd_soc_component *component)
4397 {
4398 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
4399 struct wm8994 *control = wm8994->wm8994;
4400 int i;
4401
4402 for (i = 0; i < ARRAY_SIZE(wm8994->fll_locked); i++)
4403 wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_FLL1_LOCK + i,
4404 &wm8994->fll_locked[i]);
4405
4406 wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_DCS_DONE,
4407 &wm8994->hubs);
4408 wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_FIFOS_ERR, component);
4409 wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_TEMP_SHUT, component);
4410 wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_TEMP_WARN, component);
4411
4412 if (wm8994->jackdet)
4413 wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_GPIO(6), wm8994);
4414
4415 switch (control->type) {
4416 case WM8994:
4417 if (wm8994->micdet_irq)
4418 free_irq(wm8994->micdet_irq, wm8994);
4419 wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_MIC2_DET,
4420 wm8994);
4421 wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_MIC1_SHRT,
4422 wm8994);
4423 wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_MIC1_DET,
4424 wm8994);
4425 break;
4426
4427 case WM1811:
4428 case WM8958:
4429 if (wm8994->micdet_irq)
4430 free_irq(wm8994->micdet_irq, wm8994);
4431 break;
4432 }
4433 release_firmware(wm8994->mbc);
4434 release_firmware(wm8994->mbc_vss);
4435 release_firmware(wm8994->enh_eq);
4436 kfree(wm8994->retune_mobile_texts);
4437 }
4438
4439 static const struct snd_soc_component_driver soc_component_dev_wm8994 = {
4440 .probe = wm8994_component_probe,
4441 .remove = wm8994_component_remove,
4442 .suspend = wm8994_component_suspend,
4443 .resume = wm8994_component_resume,
4444 .set_bias_level = wm8994_set_bias_level,
4445 .idle_bias_on = 1,
4446 .use_pmdown_time = 1,
4447 .endianness = 1,
4448 .non_legacy_dai_naming = 1,
4449 };
4450
wm8994_probe(struct platform_device * pdev)4451 static int wm8994_probe(struct platform_device *pdev)
4452 {
4453 struct wm8994_priv *wm8994;
4454
4455 wm8994 = devm_kzalloc(&pdev->dev, sizeof(struct wm8994_priv),
4456 GFP_KERNEL);
4457 if (wm8994 == NULL)
4458 return -ENOMEM;
4459 platform_set_drvdata(pdev, wm8994);
4460
4461 mutex_init(&wm8994->fw_lock);
4462
4463 wm8994->wm8994 = dev_get_drvdata(pdev->dev.parent);
4464
4465 pm_runtime_enable(&pdev->dev);
4466 pm_runtime_idle(&pdev->dev);
4467
4468 return devm_snd_soc_register_component(&pdev->dev, &soc_component_dev_wm8994,
4469 wm8994_dai, ARRAY_SIZE(wm8994_dai));
4470 }
4471
wm8994_remove(struct platform_device * pdev)4472 static int wm8994_remove(struct platform_device *pdev)
4473 {
4474 pm_runtime_disable(&pdev->dev);
4475
4476 return 0;
4477 }
4478
4479 #ifdef CONFIG_PM_SLEEP
wm8994_suspend(struct device * dev)4480 static int wm8994_suspend(struct device *dev)
4481 {
4482 struct wm8994_priv *wm8994 = dev_get_drvdata(dev);
4483
4484 /* Drop down to power saving mode when system is suspended */
4485 if (wm8994->jackdet && !wm8994->active_refcount)
4486 regmap_update_bits(wm8994->wm8994->regmap, WM8994_ANTIPOP_2,
4487 WM1811_JACKDET_MODE_MASK,
4488 wm8994->jackdet_mode);
4489
4490 return 0;
4491 }
4492
wm8994_resume(struct device * dev)4493 static int wm8994_resume(struct device *dev)
4494 {
4495 struct wm8994_priv *wm8994 = dev_get_drvdata(dev);
4496
4497 if (wm8994->jackdet && wm8994->jackdet_mode)
4498 regmap_update_bits(wm8994->wm8994->regmap, WM8994_ANTIPOP_2,
4499 WM1811_JACKDET_MODE_MASK,
4500 WM1811_JACKDET_MODE_AUDIO);
4501
4502 return 0;
4503 }
4504 #endif
4505
4506 static const struct dev_pm_ops wm8994_pm_ops = {
4507 SET_SYSTEM_SLEEP_PM_OPS(wm8994_suspend, wm8994_resume)
4508 };
4509
4510 static struct platform_driver wm8994_codec_driver = {
4511 .driver = {
4512 .name = "wm8994-codec",
4513 .pm = &wm8994_pm_ops,
4514 },
4515 .probe = wm8994_probe,
4516 .remove = wm8994_remove,
4517 };
4518
4519 module_platform_driver(wm8994_codec_driver);
4520
4521 MODULE_DESCRIPTION("ASoC WM8994 driver");
4522 MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.com>");
4523 MODULE_LICENSE("GPL");
4524 MODULE_ALIAS("platform:wm8994-codec");
4525
