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[mirror_ubuntu-bionic-kernel.git] / sound / soc / codecs / wm8350.c
1 /*
2 * wm8350.c -- WM8350 ALSA SoC audio driver
3 *
4 * Copyright (C) 2007-12 Wolfson Microelectronics PLC.
5 *
6 * Author: Liam Girdwood <lrg@slimlogic.co.uk>
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License version 2 as
10 * published by the Free Software Foundation.
11 */
12
13 #include <linux/module.h>
14 #include <linux/moduleparam.h>
15 #include <linux/init.h>
16 #include <linux/slab.h>
17 #include <linux/delay.h>
18 #include <linux/pm.h>
19 #include <linux/platform_device.h>
20 #include <linux/mfd/wm8350/audio.h>
21 #include <linux/mfd/wm8350/core.h>
22 #include <linux/regulator/consumer.h>
23 #include <sound/core.h>
24 #include <sound/pcm.h>
25 #include <sound/pcm_params.h>
26 #include <sound/soc.h>
27 #include <sound/initval.h>
28 #include <sound/tlv.h>
29 #include <trace/events/asoc.h>
30
31 #include "wm8350.h"
32
33 #define WM8350_OUTn_0dB 0x39
34
35 #define WM8350_RAMP_NONE 0
36 #define WM8350_RAMP_UP 1
37 #define WM8350_RAMP_DOWN 2
38
39 /* We only include the analogue supplies here; the digital supplies
40 * need to be available well before this driver can be probed.
41 */
42 static const char *supply_names[] = {
43 "AVDD",
44 "HPVDD",
45 };
46
47 struct wm8350_output {
48 u16 active;
49 u16 left_vol;
50 u16 right_vol;
51 u16 ramp;
52 u16 mute;
53 };
54
55 struct wm8350_jack_data {
56 struct snd_soc_jack *jack;
57 struct delayed_work work;
58 int report;
59 int short_report;
60 };
61
62 struct wm8350_data {
63 struct wm8350 *wm8350;
64 struct wm8350_output out1;
65 struct wm8350_output out2;
66 struct wm8350_jack_data hpl;
67 struct wm8350_jack_data hpr;
68 struct wm8350_jack_data mic;
69 struct regulator_bulk_data supplies[ARRAY_SIZE(supply_names)];
70 int fll_freq_out;
71 int fll_freq_in;
72 struct delayed_work pga_work;
73 };
74
75 /*
76 * Ramp OUT1 PGA volume to minimise pops at stream startup and shutdown.
77 */
78 static inline int wm8350_out1_ramp_step(struct wm8350_data *wm8350_data)
79 {
80 struct wm8350_output *out1 = &wm8350_data->out1;
81 struct wm8350 *wm8350 = wm8350_data->wm8350;
82 int left_complete = 0, right_complete = 0;
83 u16 reg, val;
84
85 /* left channel */
86 reg = wm8350_reg_read(wm8350, WM8350_LOUT1_VOLUME);
87 val = (reg & WM8350_OUT1L_VOL_MASK) >> WM8350_OUT1L_VOL_SHIFT;
88
89 if (out1->ramp == WM8350_RAMP_UP) {
90 /* ramp step up */
91 if (val < out1->left_vol) {
92 val++;
93 reg &= ~WM8350_OUT1L_VOL_MASK;
94 wm8350_reg_write(wm8350, WM8350_LOUT1_VOLUME,
95 reg | (val << WM8350_OUT1L_VOL_SHIFT));
96 } else
97 left_complete = 1;
98 } else if (out1->ramp == WM8350_RAMP_DOWN) {
99 /* ramp step down */
100 if (val > 0) {
101 val--;
102 reg &= ~WM8350_OUT1L_VOL_MASK;
103 wm8350_reg_write(wm8350, WM8350_LOUT1_VOLUME,
104 reg | (val << WM8350_OUT1L_VOL_SHIFT));
105 } else
106 left_complete = 1;
107 } else
108 return 1;
109
110 /* right channel */
111 reg = wm8350_reg_read(wm8350, WM8350_ROUT1_VOLUME);
112 val = (reg & WM8350_OUT1R_VOL_MASK) >> WM8350_OUT1R_VOL_SHIFT;
113 if (out1->ramp == WM8350_RAMP_UP) {
114 /* ramp step up */
115 if (val < out1->right_vol) {
116 val++;
117 reg &= ~WM8350_OUT1R_VOL_MASK;
118 wm8350_reg_write(wm8350, WM8350_ROUT1_VOLUME,
119 reg | (val << WM8350_OUT1R_VOL_SHIFT));
120 } else
121 right_complete = 1;
122 } else if (out1->ramp == WM8350_RAMP_DOWN) {
123 /* ramp step down */
124 if (val > 0) {
125 val--;
126 reg &= ~WM8350_OUT1R_VOL_MASK;
127 wm8350_reg_write(wm8350, WM8350_ROUT1_VOLUME,
128 reg | (val << WM8350_OUT1R_VOL_SHIFT));
129 } else
130 right_complete = 1;
131 }
132
133 /* only hit the update bit if either volume has changed this step */
134 if (!left_complete || !right_complete)
135 wm8350_set_bits(wm8350, WM8350_LOUT1_VOLUME, WM8350_OUT1_VU);
136
137 return left_complete & right_complete;
138 }
139
140 /*
141 * Ramp OUT2 PGA volume to minimise pops at stream startup and shutdown.
142 */
143 static inline int wm8350_out2_ramp_step(struct wm8350_data *wm8350_data)
144 {
145 struct wm8350_output *out2 = &wm8350_data->out2;
146 struct wm8350 *wm8350 = wm8350_data->wm8350;
147 int left_complete = 0, right_complete = 0;
148 u16 reg, val;
149
150 /* left channel */
151 reg = wm8350_reg_read(wm8350, WM8350_LOUT2_VOLUME);
152 val = (reg & WM8350_OUT2L_VOL_MASK) >> WM8350_OUT1L_VOL_SHIFT;
153 if (out2->ramp == WM8350_RAMP_UP) {
154 /* ramp step up */
155 if (val < out2->left_vol) {
156 val++;
157 reg &= ~WM8350_OUT2L_VOL_MASK;
158 wm8350_reg_write(wm8350, WM8350_LOUT2_VOLUME,
159 reg | (val << WM8350_OUT1L_VOL_SHIFT));
160 } else
161 left_complete = 1;
162 } else if (out2->ramp == WM8350_RAMP_DOWN) {
163 /* ramp step down */
164 if (val > 0) {
165 val--;
166 reg &= ~WM8350_OUT2L_VOL_MASK;
167 wm8350_reg_write(wm8350, WM8350_LOUT2_VOLUME,
168 reg | (val << WM8350_OUT1L_VOL_SHIFT));
169 } else
170 left_complete = 1;
171 } else
172 return 1;
173
174 /* right channel */
175 reg = wm8350_reg_read(wm8350, WM8350_ROUT2_VOLUME);
176 val = (reg & WM8350_OUT2R_VOL_MASK) >> WM8350_OUT1R_VOL_SHIFT;
177 if (out2->ramp == WM8350_RAMP_UP) {
178 /* ramp step up */
179 if (val < out2->right_vol) {
180 val++;
181 reg &= ~WM8350_OUT2R_VOL_MASK;
182 wm8350_reg_write(wm8350, WM8350_ROUT2_VOLUME,
183 reg | (val << WM8350_OUT1R_VOL_SHIFT));
184 } else
185 right_complete = 1;
186 } else if (out2->ramp == WM8350_RAMP_DOWN) {
187 /* ramp step down */
188 if (val > 0) {
189 val--;
190 reg &= ~WM8350_OUT2R_VOL_MASK;
191 wm8350_reg_write(wm8350, WM8350_ROUT2_VOLUME,
192 reg | (val << WM8350_OUT1R_VOL_SHIFT));
193 } else
194 right_complete = 1;
195 }
196
197 /* only hit the update bit if either volume has changed this step */
198 if (!left_complete || !right_complete)
199 wm8350_set_bits(wm8350, WM8350_LOUT2_VOLUME, WM8350_OUT2_VU);
200
201 return left_complete & right_complete;
202 }
203
204 /*
205 * This work ramps both output PGAs at stream start/stop time to
206 * minimise pop associated with DAPM power switching.
207 * It's best to enable Zero Cross when ramping occurs to minimise any
208 * zipper noises.
209 */
210 static void wm8350_pga_work(struct work_struct *work)
211 {
212 struct wm8350_data *wm8350_data =
213 container_of(work, struct wm8350_data, pga_work.work);
214 struct wm8350_output *out1 = &wm8350_data->out1,
215 *out2 = &wm8350_data->out2;
216 int i, out1_complete, out2_complete;
217
218 /* do we need to ramp at all ? */
219 if (out1->ramp == WM8350_RAMP_NONE && out2->ramp == WM8350_RAMP_NONE)
220 return;
221
222 /* PGA volumes have 6 bits of resolution to ramp */
223 for (i = 0; i <= 63; i++) {
224 out1_complete = 1, out2_complete = 1;
225 if (out1->ramp != WM8350_RAMP_NONE)
226 out1_complete = wm8350_out1_ramp_step(wm8350_data);
227 if (out2->ramp != WM8350_RAMP_NONE)
228 out2_complete = wm8350_out2_ramp_step(wm8350_data);
229
230 /* ramp finished ? */
231 if (out1_complete && out2_complete)
232 break;
233
234 /* we need to delay longer on the up ramp */
235 if (out1->ramp == WM8350_RAMP_UP ||
236 out2->ramp == WM8350_RAMP_UP) {
237 /* delay is longer over 0dB as increases are larger */
238 if (i >= WM8350_OUTn_0dB)
239 schedule_timeout_interruptible(msecs_to_jiffies
240 (2));
241 else
242 schedule_timeout_interruptible(msecs_to_jiffies
243 (1));
244 } else
245 udelay(50); /* doesn't matter if we delay longer */
246 }
247
248 out1->ramp = WM8350_RAMP_NONE;
249 out2->ramp = WM8350_RAMP_NONE;
250 }
251
252 /*
253 * WM8350 Controls
254 */
255
256 static int pga_event(struct snd_soc_dapm_widget *w,
257 struct snd_kcontrol *kcontrol, int event)
258 {
259 struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
260 struct wm8350_data *wm8350_data = snd_soc_codec_get_drvdata(codec);
261 struct wm8350_output *out;
262
263 switch (w->shift) {
264 case 0:
265 case 1:
266 out = &wm8350_data->out1;
267 break;
268 case 2:
269 case 3:
270 out = &wm8350_data->out2;
271 break;
272
273 default:
274 WARN(1, "Invalid shift %d\n", w->shift);
275 return -1;
276 }
277
278 switch (event) {
279 case SND_SOC_DAPM_POST_PMU:
280 out->ramp = WM8350_RAMP_UP;
281 out->active = 1;
282
283 schedule_delayed_work(&wm8350_data->pga_work,
284 msecs_to_jiffies(1));
285 break;
286
287 case SND_SOC_DAPM_PRE_PMD:
288 out->ramp = WM8350_RAMP_DOWN;
289 out->active = 0;
290
291 schedule_delayed_work(&wm8350_data->pga_work,
292 msecs_to_jiffies(1));
293 break;
294 }
295
296 return 0;
297 }
298
299 static int wm8350_put_volsw_2r_vu(struct snd_kcontrol *kcontrol,
300 struct snd_ctl_elem_value *ucontrol)
301 {
302 struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
303 struct wm8350_data *wm8350_priv = snd_soc_codec_get_drvdata(codec);
304 struct wm8350_output *out = NULL;
305 struct soc_mixer_control *mc =
306 (struct soc_mixer_control *)kcontrol->private_value;
307 int ret;
308 unsigned int reg = mc->reg;
309 u16 val;
310
311 /* For OUT1 and OUT2 we shadow the values and only actually write
312 * them out when active in order to ensure the amplifier comes on
313 * as quietly as possible. */
314 switch (reg) {
315 case WM8350_LOUT1_VOLUME:
316 out = &wm8350_priv->out1;
317 break;
318 case WM8350_LOUT2_VOLUME:
319 out = &wm8350_priv->out2;
320 break;
321 default:
322 break;
323 }
324
325 if (out) {
326 out->left_vol = ucontrol->value.integer.value[0];
327 out->right_vol = ucontrol->value.integer.value[1];
328 if (!out->active)
329 return 1;
330 }
331
332 ret = snd_soc_put_volsw(kcontrol, ucontrol);
333 if (ret < 0)
334 return ret;
335
336 /* now hit the volume update bits (always bit 8) */
337 val = snd_soc_read(codec, reg);
338 snd_soc_write(codec, reg, val | WM8350_OUT1_VU);
339 return 1;
340 }
341
342 static int wm8350_get_volsw_2r(struct snd_kcontrol *kcontrol,
343 struct snd_ctl_elem_value *ucontrol)
344 {
345 struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
346 struct wm8350_data *wm8350_priv = snd_soc_codec_get_drvdata(codec);
347 struct wm8350_output *out1 = &wm8350_priv->out1;
348 struct wm8350_output *out2 = &wm8350_priv->out2;
349 struct soc_mixer_control *mc =
350 (struct soc_mixer_control *)kcontrol->private_value;
351 unsigned int reg = mc->reg;
352
353 /* If these are cached registers use the cache */
354 switch (reg) {
355 case WM8350_LOUT1_VOLUME:
356 ucontrol->value.integer.value[0] = out1->left_vol;
357 ucontrol->value.integer.value[1] = out1->right_vol;
358 return 0;
359
360 case WM8350_LOUT2_VOLUME:
361 ucontrol->value.integer.value[0] = out2->left_vol;
362 ucontrol->value.integer.value[1] = out2->right_vol;
363 return 0;
364
365 default:
366 break;
367 }
368
369 return snd_soc_get_volsw(kcontrol, ucontrol);
370 }
371
372 static const char *wm8350_deemp[] = { "None", "32kHz", "44.1kHz", "48kHz" };
373 static const char *wm8350_pol[] = { "Normal", "Inv R", "Inv L", "Inv L & R" };
374 static const char *wm8350_dacmutem[] = { "Normal", "Soft" };
375 static const char *wm8350_dacmutes[] = { "Fast", "Slow" };
376 static const char *wm8350_adcfilter[] = { "None", "High Pass" };
377 static const char *wm8350_adchp[] = { "44.1kHz", "8kHz", "16kHz", "32kHz" };
378 static const char *wm8350_lr[] = { "Left", "Right" };
379
380 static const struct soc_enum wm8350_enum[] = {
381 SOC_ENUM_SINGLE(WM8350_DAC_CONTROL, 4, 4, wm8350_deemp),
382 SOC_ENUM_SINGLE(WM8350_DAC_CONTROL, 0, 4, wm8350_pol),
383 SOC_ENUM_SINGLE(WM8350_DAC_MUTE_VOLUME, 14, 2, wm8350_dacmutem),
384 SOC_ENUM_SINGLE(WM8350_DAC_MUTE_VOLUME, 13, 2, wm8350_dacmutes),
385 SOC_ENUM_SINGLE(WM8350_ADC_CONTROL, 15, 2, wm8350_adcfilter),
386 SOC_ENUM_SINGLE(WM8350_ADC_CONTROL, 8, 4, wm8350_adchp),
387 SOC_ENUM_SINGLE(WM8350_ADC_CONTROL, 0, 4, wm8350_pol),
388 SOC_ENUM_SINGLE(WM8350_INPUT_MIXER_VOLUME, 15, 2, wm8350_lr),
389 };
390
391 static DECLARE_TLV_DB_SCALE(pre_amp_tlv, -1200, 3525, 0);
392 static DECLARE_TLV_DB_SCALE(out_pga_tlv, -5700, 600, 0);
393 static DECLARE_TLV_DB_SCALE(dac_pcm_tlv, -7163, 36, 1);
394 static DECLARE_TLV_DB_SCALE(adc_pcm_tlv, -12700, 50, 1);
395 static DECLARE_TLV_DB_SCALE(out_mix_tlv, -1500, 300, 1);
396
397 static const DECLARE_TLV_DB_RANGE(capture_sd_tlv,
398 0, 12, TLV_DB_SCALE_ITEM(-3600, 300, 1),
399 13, 15, TLV_DB_SCALE_ITEM(0, 0, 0)
400 );
401
402 static const struct snd_kcontrol_new wm8350_snd_controls[] = {
403 SOC_ENUM("Playback Deemphasis", wm8350_enum[0]),
404 SOC_ENUM("Playback DAC Inversion", wm8350_enum[1]),
405 SOC_DOUBLE_R_EXT_TLV("Playback PCM Volume",
406 WM8350_DAC_DIGITAL_VOLUME_L,
407 WM8350_DAC_DIGITAL_VOLUME_R,
408 0, 255, 0, wm8350_get_volsw_2r,
409 wm8350_put_volsw_2r_vu, dac_pcm_tlv),
410 SOC_ENUM("Playback PCM Mute Function", wm8350_enum[2]),
411 SOC_ENUM("Playback PCM Mute Speed", wm8350_enum[3]),
412 SOC_ENUM("Capture PCM Filter", wm8350_enum[4]),
413 SOC_ENUM("Capture PCM HP Filter", wm8350_enum[5]),
414 SOC_ENUM("Capture ADC Inversion", wm8350_enum[6]),
415 SOC_DOUBLE_R_EXT_TLV("Capture PCM Volume",
416 WM8350_ADC_DIGITAL_VOLUME_L,
417 WM8350_ADC_DIGITAL_VOLUME_R,
418 0, 255, 0, wm8350_get_volsw_2r,
419 wm8350_put_volsw_2r_vu, adc_pcm_tlv),
420 SOC_DOUBLE_TLV("Capture Sidetone Volume",
421 WM8350_ADC_DIVIDER,
422 8, 4, 15, 1, capture_sd_tlv),
423 SOC_DOUBLE_R_EXT_TLV("Capture Volume",
424 WM8350_LEFT_INPUT_VOLUME,
425 WM8350_RIGHT_INPUT_VOLUME,
426 2, 63, 0, wm8350_get_volsw_2r,
427 wm8350_put_volsw_2r_vu, pre_amp_tlv),
428 SOC_DOUBLE_R("Capture ZC Switch",
429 WM8350_LEFT_INPUT_VOLUME,
430 WM8350_RIGHT_INPUT_VOLUME, 13, 1, 0),
431 SOC_SINGLE_TLV("Left Input Left Sidetone Volume",
432 WM8350_OUTPUT_LEFT_MIXER_VOLUME, 1, 7, 0, out_mix_tlv),
433 SOC_SINGLE_TLV("Left Input Right Sidetone Volume",
434 WM8350_OUTPUT_LEFT_MIXER_VOLUME,
435 5, 7, 0, out_mix_tlv),
436 SOC_SINGLE_TLV("Left Input Bypass Volume",
437 WM8350_OUTPUT_LEFT_MIXER_VOLUME,
438 9, 7, 0, out_mix_tlv),
439 SOC_SINGLE_TLV("Right Input Left Sidetone Volume",
440 WM8350_OUTPUT_RIGHT_MIXER_VOLUME,
441 1, 7, 0, out_mix_tlv),
442 SOC_SINGLE_TLV("Right Input Right Sidetone Volume",
443 WM8350_OUTPUT_RIGHT_MIXER_VOLUME,
444 5, 7, 0, out_mix_tlv),
445 SOC_SINGLE_TLV("Right Input Bypass Volume",
446 WM8350_OUTPUT_RIGHT_MIXER_VOLUME,
447 13, 7, 0, out_mix_tlv),
448 SOC_SINGLE("Left Input Mixer +20dB Switch",
449 WM8350_INPUT_MIXER_VOLUME_L, 0, 1, 0),
450 SOC_SINGLE("Right Input Mixer +20dB Switch",
451 WM8350_INPUT_MIXER_VOLUME_R, 0, 1, 0),
452 SOC_SINGLE_TLV("Out4 Capture Volume",
453 WM8350_INPUT_MIXER_VOLUME,
454 1, 7, 0, out_mix_tlv),
455 SOC_DOUBLE_R_EXT_TLV("Out1 Playback Volume",
456 WM8350_LOUT1_VOLUME,
457 WM8350_ROUT1_VOLUME,
458 2, 63, 0, wm8350_get_volsw_2r,
459 wm8350_put_volsw_2r_vu, out_pga_tlv),
460 SOC_DOUBLE_R("Out1 Playback ZC Switch",
461 WM8350_LOUT1_VOLUME,
462 WM8350_ROUT1_VOLUME, 13, 1, 0),
463 SOC_DOUBLE_R_EXT_TLV("Out2 Playback Volume",
464 WM8350_LOUT2_VOLUME,
465 WM8350_ROUT2_VOLUME,
466 2, 63, 0, wm8350_get_volsw_2r,
467 wm8350_put_volsw_2r_vu, out_pga_tlv),
468 SOC_DOUBLE_R("Out2 Playback ZC Switch", WM8350_LOUT2_VOLUME,
469 WM8350_ROUT2_VOLUME, 13, 1, 0),
470 SOC_SINGLE("Out2 Right Invert Switch", WM8350_ROUT2_VOLUME, 10, 1, 0),
471 SOC_SINGLE_TLV("Out2 Beep Volume", WM8350_BEEP_VOLUME,
472 5, 7, 0, out_mix_tlv),
473
474 SOC_DOUBLE_R("Out1 Playback Switch",
475 WM8350_LOUT1_VOLUME,
476 WM8350_ROUT1_VOLUME,
477 14, 1, 1),
478 SOC_DOUBLE_R("Out2 Playback Switch",
479 WM8350_LOUT2_VOLUME,
480 WM8350_ROUT2_VOLUME,
481 14, 1, 1),
482 };
483
484 /*
485 * DAPM Controls
486 */
487
488 /* Left Playback Mixer */
489 static const struct snd_kcontrol_new wm8350_left_play_mixer_controls[] = {
490 SOC_DAPM_SINGLE("Playback Switch",
491 WM8350_LEFT_MIXER_CONTROL, 11, 1, 0),
492 SOC_DAPM_SINGLE("Left Bypass Switch",
493 WM8350_LEFT_MIXER_CONTROL, 2, 1, 0),
494 SOC_DAPM_SINGLE("Right Playback Switch",
495 WM8350_LEFT_MIXER_CONTROL, 12, 1, 0),
496 SOC_DAPM_SINGLE("Left Sidetone Switch",
497 WM8350_LEFT_MIXER_CONTROL, 0, 1, 0),
498 SOC_DAPM_SINGLE("Right Sidetone Switch",
499 WM8350_LEFT_MIXER_CONTROL, 1, 1, 0),
500 };
501
502 /* Right Playback Mixer */
503 static const struct snd_kcontrol_new wm8350_right_play_mixer_controls[] = {
504 SOC_DAPM_SINGLE("Playback Switch",
505 WM8350_RIGHT_MIXER_CONTROL, 12, 1, 0),
506 SOC_DAPM_SINGLE("Right Bypass Switch",
507 WM8350_RIGHT_MIXER_CONTROL, 3, 1, 0),
508 SOC_DAPM_SINGLE("Left Playback Switch",
509 WM8350_RIGHT_MIXER_CONTROL, 11, 1, 0),
510 SOC_DAPM_SINGLE("Left Sidetone Switch",
511 WM8350_RIGHT_MIXER_CONTROL, 0, 1, 0),
512 SOC_DAPM_SINGLE("Right Sidetone Switch",
513 WM8350_RIGHT_MIXER_CONTROL, 1, 1, 0),
514 };
515
516 /* Out4 Mixer */
517 static const struct snd_kcontrol_new wm8350_out4_mixer_controls[] = {
518 SOC_DAPM_SINGLE("Right Playback Switch",
519 WM8350_OUT4_MIXER_CONTROL, 12, 1, 0),
520 SOC_DAPM_SINGLE("Left Playback Switch",
521 WM8350_OUT4_MIXER_CONTROL, 11, 1, 0),
522 SOC_DAPM_SINGLE("Right Capture Switch",
523 WM8350_OUT4_MIXER_CONTROL, 9, 1, 0),
524 SOC_DAPM_SINGLE("Out3 Playback Switch",
525 WM8350_OUT4_MIXER_CONTROL, 2, 1, 0),
526 SOC_DAPM_SINGLE("Right Mixer Switch",
527 WM8350_OUT4_MIXER_CONTROL, 1, 1, 0),
528 SOC_DAPM_SINGLE("Left Mixer Switch",
529 WM8350_OUT4_MIXER_CONTROL, 0, 1, 0),
530 };
531
532 /* Out3 Mixer */
533 static const struct snd_kcontrol_new wm8350_out3_mixer_controls[] = {
534 SOC_DAPM_SINGLE("Left Playback Switch",
535 WM8350_OUT3_MIXER_CONTROL, 11, 1, 0),
536 SOC_DAPM_SINGLE("Left Capture Switch",
537 WM8350_OUT3_MIXER_CONTROL, 8, 1, 0),
538 SOC_DAPM_SINGLE("Out4 Playback Switch",
539 WM8350_OUT3_MIXER_CONTROL, 3, 1, 0),
540 SOC_DAPM_SINGLE("Left Mixer Switch",
541 WM8350_OUT3_MIXER_CONTROL, 0, 1, 0),
542 };
543
544 /* Left Input Mixer */
545 static const struct snd_kcontrol_new wm8350_left_capt_mixer_controls[] = {
546 SOC_DAPM_SINGLE_TLV("L2 Capture Volume",
547 WM8350_INPUT_MIXER_VOLUME_L, 1, 7, 0, out_mix_tlv),
548 SOC_DAPM_SINGLE_TLV("L3 Capture Volume",
549 WM8350_INPUT_MIXER_VOLUME_L, 9, 7, 0, out_mix_tlv),
550 SOC_DAPM_SINGLE("PGA Capture Switch",
551 WM8350_LEFT_INPUT_VOLUME, 14, 1, 1),
552 };
553
554 /* Right Input Mixer */
555 static const struct snd_kcontrol_new wm8350_right_capt_mixer_controls[] = {
556 SOC_DAPM_SINGLE_TLV("L2 Capture Volume",
557 WM8350_INPUT_MIXER_VOLUME_R, 5, 7, 0, out_mix_tlv),
558 SOC_DAPM_SINGLE_TLV("L3 Capture Volume",
559 WM8350_INPUT_MIXER_VOLUME_R, 13, 7, 0, out_mix_tlv),
560 SOC_DAPM_SINGLE("PGA Capture Switch",
561 WM8350_RIGHT_INPUT_VOLUME, 14, 1, 1),
562 };
563
564 /* Left Mic Mixer */
565 static const struct snd_kcontrol_new wm8350_left_mic_mixer_controls[] = {
566 SOC_DAPM_SINGLE("INN Capture Switch", WM8350_INPUT_CONTROL, 1, 1, 0),
567 SOC_DAPM_SINGLE("INP Capture Switch", WM8350_INPUT_CONTROL, 0, 1, 0),
568 SOC_DAPM_SINGLE("IN2 Capture Switch", WM8350_INPUT_CONTROL, 2, 1, 0),
569 };
570
571 /* Right Mic Mixer */
572 static const struct snd_kcontrol_new wm8350_right_mic_mixer_controls[] = {
573 SOC_DAPM_SINGLE("INN Capture Switch", WM8350_INPUT_CONTROL, 9, 1, 0),
574 SOC_DAPM_SINGLE("INP Capture Switch", WM8350_INPUT_CONTROL, 8, 1, 0),
575 SOC_DAPM_SINGLE("IN2 Capture Switch", WM8350_INPUT_CONTROL, 10, 1, 0),
576 };
577
578 /* Beep Switch */
579 static const struct snd_kcontrol_new wm8350_beep_switch_controls =
580 SOC_DAPM_SINGLE("Switch", WM8350_BEEP_VOLUME, 15, 1, 1);
581
582 /* Out4 Capture Mux */
583 static const struct snd_kcontrol_new wm8350_out4_capture_controls =
584 SOC_DAPM_ENUM("Route", wm8350_enum[7]);
585
586 static const struct snd_soc_dapm_widget wm8350_dapm_widgets[] = {
587
588 SND_SOC_DAPM_PGA("IN3R PGA", WM8350_POWER_MGMT_2, 11, 0, NULL, 0),
589 SND_SOC_DAPM_PGA("IN3L PGA", WM8350_POWER_MGMT_2, 10, 0, NULL, 0),
590 SND_SOC_DAPM_PGA_E("Right Out2 PGA", WM8350_POWER_MGMT_3, 3, 0, NULL,
591 0, pga_event,
592 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
593 SND_SOC_DAPM_PGA_E("Left Out2 PGA", WM8350_POWER_MGMT_3, 2, 0, NULL, 0,
594 pga_event,
595 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
596 SND_SOC_DAPM_PGA_E("Right Out1 PGA", WM8350_POWER_MGMT_3, 1, 0, NULL,
597 0, pga_event,
598 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
599 SND_SOC_DAPM_PGA_E("Left Out1 PGA", WM8350_POWER_MGMT_3, 0, 0, NULL, 0,
600 pga_event,
601 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
602
603 SND_SOC_DAPM_MIXER("Right Capture Mixer", WM8350_POWER_MGMT_2,
604 7, 0, &wm8350_right_capt_mixer_controls[0],
605 ARRAY_SIZE(wm8350_right_capt_mixer_controls)),
606
607 SND_SOC_DAPM_MIXER("Left Capture Mixer", WM8350_POWER_MGMT_2,
608 6, 0, &wm8350_left_capt_mixer_controls[0],
609 ARRAY_SIZE(wm8350_left_capt_mixer_controls)),
610
611 SND_SOC_DAPM_MIXER("Out4 Mixer", WM8350_POWER_MGMT_2, 5, 0,
612 &wm8350_out4_mixer_controls[0],
613 ARRAY_SIZE(wm8350_out4_mixer_controls)),
614
615 SND_SOC_DAPM_MIXER("Out3 Mixer", WM8350_POWER_MGMT_2, 4, 0,
616 &wm8350_out3_mixer_controls[0],
617 ARRAY_SIZE(wm8350_out3_mixer_controls)),
618
619 SND_SOC_DAPM_MIXER("Right Playback Mixer", WM8350_POWER_MGMT_2, 1, 0,
620 &wm8350_right_play_mixer_controls[0],
621 ARRAY_SIZE(wm8350_right_play_mixer_controls)),
622
623 SND_SOC_DAPM_MIXER("Left Playback Mixer", WM8350_POWER_MGMT_2, 0, 0,
624 &wm8350_left_play_mixer_controls[0],
625 ARRAY_SIZE(wm8350_left_play_mixer_controls)),
626
627 SND_SOC_DAPM_MIXER("Left Mic Mixer", WM8350_POWER_MGMT_2, 8, 0,
628 &wm8350_left_mic_mixer_controls[0],
629 ARRAY_SIZE(wm8350_left_mic_mixer_controls)),
630
631 SND_SOC_DAPM_MIXER("Right Mic Mixer", WM8350_POWER_MGMT_2, 9, 0,
632 &wm8350_right_mic_mixer_controls[0],
633 ARRAY_SIZE(wm8350_right_mic_mixer_controls)),
634
635 /* virtual mixer for Beep and Out2R */
636 SND_SOC_DAPM_MIXER("Out2 Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
637
638 SND_SOC_DAPM_SWITCH("Beep", WM8350_POWER_MGMT_3, 7, 0,
639 &wm8350_beep_switch_controls),
640
641 SND_SOC_DAPM_ADC("Right ADC", "Right Capture",
642 WM8350_POWER_MGMT_4, 3, 0),
643 SND_SOC_DAPM_ADC("Left ADC", "Left Capture",
644 WM8350_POWER_MGMT_4, 2, 0),
645 SND_SOC_DAPM_DAC("Right DAC", "Right Playback",
646 WM8350_POWER_MGMT_4, 5, 0),
647 SND_SOC_DAPM_DAC("Left DAC", "Left Playback",
648 WM8350_POWER_MGMT_4, 4, 0),
649
650 SND_SOC_DAPM_MICBIAS("Mic Bias", WM8350_POWER_MGMT_1, 4, 0),
651
652 SND_SOC_DAPM_MUX("Out4 Capture Channel", SND_SOC_NOPM, 0, 0,
653 &wm8350_out4_capture_controls),
654
655 SND_SOC_DAPM_OUTPUT("OUT1R"),
656 SND_SOC_DAPM_OUTPUT("OUT1L"),
657 SND_SOC_DAPM_OUTPUT("OUT2R"),
658 SND_SOC_DAPM_OUTPUT("OUT2L"),
659 SND_SOC_DAPM_OUTPUT("OUT3"),
660 SND_SOC_DAPM_OUTPUT("OUT4"),
661
662 SND_SOC_DAPM_INPUT("IN1RN"),
663 SND_SOC_DAPM_INPUT("IN1RP"),
664 SND_SOC_DAPM_INPUT("IN2R"),
665 SND_SOC_DAPM_INPUT("IN1LP"),
666 SND_SOC_DAPM_INPUT("IN1LN"),
667 SND_SOC_DAPM_INPUT("IN2L"),
668 SND_SOC_DAPM_INPUT("IN3R"),
669 SND_SOC_DAPM_INPUT("IN3L"),
670 };
671
672 static const struct snd_soc_dapm_route wm8350_dapm_routes[] = {
673
674 /* left playback mixer */
675 {"Left Playback Mixer", "Playback Switch", "Left DAC"},
676 {"Left Playback Mixer", "Left Bypass Switch", "IN3L PGA"},
677 {"Left Playback Mixer", "Right Playback Switch", "Right DAC"},
678 {"Left Playback Mixer", "Left Sidetone Switch", "Left Mic Mixer"},
679 {"Left Playback Mixer", "Right Sidetone Switch", "Right Mic Mixer"},
680
681 /* right playback mixer */
682 {"Right Playback Mixer", "Playback Switch", "Right DAC"},
683 {"Right Playback Mixer", "Right Bypass Switch", "IN3R PGA"},
684 {"Right Playback Mixer", "Left Playback Switch", "Left DAC"},
685 {"Right Playback Mixer", "Left Sidetone Switch", "Left Mic Mixer"},
686 {"Right Playback Mixer", "Right Sidetone Switch", "Right Mic Mixer"},
687
688 /* out4 playback mixer */
689 {"Out4 Mixer", "Right Playback Switch", "Right DAC"},
690 {"Out4 Mixer", "Left Playback Switch", "Left DAC"},
691 {"Out4 Mixer", "Right Capture Switch", "Right Capture Mixer"},
692 {"Out4 Mixer", "Out3 Playback Switch", "Out3 Mixer"},
693 {"Out4 Mixer", "Right Mixer Switch", "Right Playback Mixer"},
694 {"Out4 Mixer", "Left Mixer Switch", "Left Playback Mixer"},
695 {"OUT4", NULL, "Out4 Mixer"},
696
697 /* out3 playback mixer */
698 {"Out3 Mixer", "Left Playback Switch", "Left DAC"},
699 {"Out3 Mixer", "Left Capture Switch", "Left Capture Mixer"},
700 {"Out3 Mixer", "Left Mixer Switch", "Left Playback Mixer"},
701 {"Out3 Mixer", "Out4 Playback Switch", "Out4 Mixer"},
702 {"OUT3", NULL, "Out3 Mixer"},
703
704 /* out2 */
705 {"Right Out2 PGA", NULL, "Right Playback Mixer"},
706 {"Left Out2 PGA", NULL, "Left Playback Mixer"},
707 {"OUT2L", NULL, "Left Out2 PGA"},
708 {"OUT2R", NULL, "Right Out2 PGA"},
709
710 /* out1 */
711 {"Right Out1 PGA", NULL, "Right Playback Mixer"},
712 {"Left Out1 PGA", NULL, "Left Playback Mixer"},
713 {"OUT1L", NULL, "Left Out1 PGA"},
714 {"OUT1R", NULL, "Right Out1 PGA"},
715
716 /* ADCs */
717 {"Left ADC", NULL, "Left Capture Mixer"},
718 {"Right ADC", NULL, "Right Capture Mixer"},
719
720 /* Left capture mixer */
721 {"Left Capture Mixer", "L2 Capture Volume", "IN2L"},
722 {"Left Capture Mixer", "L3 Capture Volume", "IN3L PGA"},
723 {"Left Capture Mixer", "PGA Capture Switch", "Left Mic Mixer"},
724 {"Left Capture Mixer", NULL, "Out4 Capture Channel"},
725
726 /* Right capture mixer */
727 {"Right Capture Mixer", "L2 Capture Volume", "IN2R"},
728 {"Right Capture Mixer", "L3 Capture Volume", "IN3R PGA"},
729 {"Right Capture Mixer", "PGA Capture Switch", "Right Mic Mixer"},
730 {"Right Capture Mixer", NULL, "Out4 Capture Channel"},
731
732 /* L3 Inputs */
733 {"IN3L PGA", NULL, "IN3L"},
734 {"IN3R PGA", NULL, "IN3R"},
735
736 /* Left Mic mixer */
737 {"Left Mic Mixer", "INN Capture Switch", "IN1LN"},
738 {"Left Mic Mixer", "INP Capture Switch", "IN1LP"},
739 {"Left Mic Mixer", "IN2 Capture Switch", "IN2L"},
740
741 /* Right Mic mixer */
742 {"Right Mic Mixer", "INN Capture Switch", "IN1RN"},
743 {"Right Mic Mixer", "INP Capture Switch", "IN1RP"},
744 {"Right Mic Mixer", "IN2 Capture Switch", "IN2R"},
745
746 /* out 4 capture */
747 {"Out4 Capture Channel", NULL, "Out4 Mixer"},
748
749 /* Beep */
750 {"Beep", NULL, "IN3R PGA"},
751 };
752
753 static int wm8350_set_dai_sysclk(struct snd_soc_dai *codec_dai,
754 int clk_id, unsigned int freq, int dir)
755 {
756 struct snd_soc_codec *codec = codec_dai->codec;
757 struct wm8350_data *wm8350_data = snd_soc_codec_get_drvdata(codec);
758 struct wm8350 *wm8350 = wm8350_data->wm8350;
759 u16 fll_4;
760
761 switch (clk_id) {
762 case WM8350_MCLK_SEL_MCLK:
763 wm8350_clear_bits(wm8350, WM8350_CLOCK_CONTROL_1,
764 WM8350_MCLK_SEL);
765 break;
766 case WM8350_MCLK_SEL_PLL_MCLK:
767 case WM8350_MCLK_SEL_PLL_DAC:
768 case WM8350_MCLK_SEL_PLL_ADC:
769 case WM8350_MCLK_SEL_PLL_32K:
770 wm8350_set_bits(wm8350, WM8350_CLOCK_CONTROL_1,
771 WM8350_MCLK_SEL);
772 fll_4 = snd_soc_read(codec, WM8350_FLL_CONTROL_4) &
773 ~WM8350_FLL_CLK_SRC_MASK;
774 snd_soc_write(codec, WM8350_FLL_CONTROL_4, fll_4 | clk_id);
775 break;
776 }
777
778 /* MCLK direction */
779 if (dir == SND_SOC_CLOCK_OUT)
780 wm8350_set_bits(wm8350, WM8350_CLOCK_CONTROL_2,
781 WM8350_MCLK_DIR);
782 else
783 wm8350_clear_bits(wm8350, WM8350_CLOCK_CONTROL_2,
784 WM8350_MCLK_DIR);
785
786 return 0;
787 }
788
789 static int wm8350_set_clkdiv(struct snd_soc_dai *codec_dai, int div_id, int div)
790 {
791 struct snd_soc_codec *codec = codec_dai->codec;
792 u16 val;
793
794 switch (div_id) {
795 case WM8350_ADC_CLKDIV:
796 val = snd_soc_read(codec, WM8350_ADC_DIVIDER) &
797 ~WM8350_ADC_CLKDIV_MASK;
798 snd_soc_write(codec, WM8350_ADC_DIVIDER, val | div);
799 break;
800 case WM8350_DAC_CLKDIV:
801 val = snd_soc_read(codec, WM8350_DAC_CLOCK_CONTROL) &
802 ~WM8350_DAC_CLKDIV_MASK;
803 snd_soc_write(codec, WM8350_DAC_CLOCK_CONTROL, val | div);
804 break;
805 case WM8350_BCLK_CLKDIV:
806 val = snd_soc_read(codec, WM8350_CLOCK_CONTROL_1) &
807 ~WM8350_BCLK_DIV_MASK;
808 snd_soc_write(codec, WM8350_CLOCK_CONTROL_1, val | div);
809 break;
810 case WM8350_OPCLK_CLKDIV:
811 val = snd_soc_read(codec, WM8350_CLOCK_CONTROL_1) &
812 ~WM8350_OPCLK_DIV_MASK;
813 snd_soc_write(codec, WM8350_CLOCK_CONTROL_1, val | div);
814 break;
815 case WM8350_SYS_CLKDIV:
816 val = snd_soc_read(codec, WM8350_CLOCK_CONTROL_1) &
817 ~WM8350_MCLK_DIV_MASK;
818 snd_soc_write(codec, WM8350_CLOCK_CONTROL_1, val | div);
819 break;
820 case WM8350_DACLR_CLKDIV:
821 val = snd_soc_read(codec, WM8350_DAC_LR_RATE) &
822 ~WM8350_DACLRC_RATE_MASK;
823 snd_soc_write(codec, WM8350_DAC_LR_RATE, val | div);
824 break;
825 case WM8350_ADCLR_CLKDIV:
826 val = snd_soc_read(codec, WM8350_ADC_LR_RATE) &
827 ~WM8350_ADCLRC_RATE_MASK;
828 snd_soc_write(codec, WM8350_ADC_LR_RATE, val | div);
829 break;
830 default:
831 return -EINVAL;
832 }
833
834 return 0;
835 }
836
837 static int wm8350_set_dai_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt)
838 {
839 struct snd_soc_codec *codec = codec_dai->codec;
840 u16 iface = snd_soc_read(codec, WM8350_AI_FORMATING) &
841 ~(WM8350_AIF_BCLK_INV | WM8350_AIF_LRCLK_INV | WM8350_AIF_FMT_MASK);
842 u16 master = snd_soc_read(codec, WM8350_AI_DAC_CONTROL) &
843 ~WM8350_BCLK_MSTR;
844 u16 dac_lrc = snd_soc_read(codec, WM8350_DAC_LR_RATE) &
845 ~WM8350_DACLRC_ENA;
846 u16 adc_lrc = snd_soc_read(codec, WM8350_ADC_LR_RATE) &
847 ~WM8350_ADCLRC_ENA;
848
849 /* set master/slave audio interface */
850 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
851 case SND_SOC_DAIFMT_CBM_CFM:
852 master |= WM8350_BCLK_MSTR;
853 dac_lrc |= WM8350_DACLRC_ENA;
854 adc_lrc |= WM8350_ADCLRC_ENA;
855 break;
856 case SND_SOC_DAIFMT_CBS_CFS:
857 break;
858 default:
859 return -EINVAL;
860 }
861
862 /* interface format */
863 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
864 case SND_SOC_DAIFMT_I2S:
865 iface |= 0x2 << 8;
866 break;
867 case SND_SOC_DAIFMT_RIGHT_J:
868 break;
869 case SND_SOC_DAIFMT_LEFT_J:
870 iface |= 0x1 << 8;
871 break;
872 case SND_SOC_DAIFMT_DSP_A:
873 iface |= 0x3 << 8;
874 break;
875 case SND_SOC_DAIFMT_DSP_B:
876 iface |= 0x3 << 8 | WM8350_AIF_LRCLK_INV;
877 break;
878 default:
879 return -EINVAL;
880 }
881
882 /* clock inversion */
883 switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
884 case SND_SOC_DAIFMT_NB_NF:
885 break;
886 case SND_SOC_DAIFMT_IB_IF:
887 iface |= WM8350_AIF_LRCLK_INV | WM8350_AIF_BCLK_INV;
888 break;
889 case SND_SOC_DAIFMT_IB_NF:
890 iface |= WM8350_AIF_BCLK_INV;
891 break;
892 case SND_SOC_DAIFMT_NB_IF:
893 iface |= WM8350_AIF_LRCLK_INV;
894 break;
895 default:
896 return -EINVAL;
897 }
898
899 snd_soc_write(codec, WM8350_AI_FORMATING, iface);
900 snd_soc_write(codec, WM8350_AI_DAC_CONTROL, master);
901 snd_soc_write(codec, WM8350_DAC_LR_RATE, dac_lrc);
902 snd_soc_write(codec, WM8350_ADC_LR_RATE, adc_lrc);
903 return 0;
904 }
905
906 static int wm8350_pcm_hw_params(struct snd_pcm_substream *substream,
907 struct snd_pcm_hw_params *params,
908 struct snd_soc_dai *codec_dai)
909 {
910 struct snd_soc_codec *codec = codec_dai->codec;
911 struct wm8350_data *wm8350_data = snd_soc_codec_get_drvdata(codec);
912 struct wm8350 *wm8350 = wm8350_data->wm8350;
913 u16 iface = snd_soc_read(codec, WM8350_AI_FORMATING) &
914 ~WM8350_AIF_WL_MASK;
915
916 /* bit size */
917 switch (params_width(params)) {
918 case 16:
919 break;
920 case 20:
921 iface |= 0x1 << 10;
922 break;
923 case 24:
924 iface |= 0x2 << 10;
925 break;
926 case 32:
927 iface |= 0x3 << 10;
928 break;
929 }
930
931 snd_soc_write(codec, WM8350_AI_FORMATING, iface);
932
933 /* The sloping stopband filter is recommended for use with
934 * lower sample rates to improve performance.
935 */
936 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
937 if (params_rate(params) < 24000)
938 wm8350_set_bits(wm8350, WM8350_DAC_MUTE_VOLUME,
939 WM8350_DAC_SB_FILT);
940 else
941 wm8350_clear_bits(wm8350, WM8350_DAC_MUTE_VOLUME,
942 WM8350_DAC_SB_FILT);
943 }
944
945 return 0;
946 }
947
948 static int wm8350_mute(struct snd_soc_dai *dai, int mute)
949 {
950 struct snd_soc_codec *codec = dai->codec;
951 unsigned int val;
952
953 if (mute)
954 val = WM8350_DAC_MUTE_ENA;
955 else
956 val = 0;
957
958 snd_soc_update_bits(codec, WM8350_DAC_MUTE, WM8350_DAC_MUTE_ENA, val);
959
960 return 0;
961 }
962
963 /* FLL divisors */
964 struct _fll_div {
965 int div; /* FLL_OUTDIV */
966 int n;
967 int k;
968 int ratio; /* FLL_FRATIO */
969 };
970
971 /* The size in bits of the fll divide multiplied by 10
972 * to allow rounding later */
973 #define FIXED_FLL_SIZE ((1 << 16) * 10)
974
975 static inline int fll_factors(struct _fll_div *fll_div, unsigned int input,
976 unsigned int output)
977 {
978 u64 Kpart;
979 unsigned int t1, t2, K, Nmod;
980
981 if (output >= 2815250 && output <= 3125000)
982 fll_div->div = 0x4;
983 else if (output >= 5625000 && output <= 6250000)
984 fll_div->div = 0x3;
985 else if (output >= 11250000 && output <= 12500000)
986 fll_div->div = 0x2;
987 else if (output >= 22500000 && output <= 25000000)
988 fll_div->div = 0x1;
989 else {
990 printk(KERN_ERR "wm8350: fll freq %d out of range\n", output);
991 return -EINVAL;
992 }
993
994 if (input > 48000)
995 fll_div->ratio = 1;
996 else
997 fll_div->ratio = 8;
998
999 t1 = output * (1 << (fll_div->div + 1));
1000 t2 = input * fll_div->ratio;
1001
1002 fll_div->n = t1 / t2;
1003 Nmod = t1 % t2;
1004
1005 if (Nmod) {
1006 Kpart = FIXED_FLL_SIZE * (long long)Nmod;
1007 do_div(Kpart, t2);
1008 K = Kpart & 0xFFFFFFFF;
1009
1010 /* Check if we need to round */
1011 if ((K % 10) >= 5)
1012 K += 5;
1013
1014 /* Move down to proper range now rounding is done */
1015 K /= 10;
1016 fll_div->k = K;
1017 } else
1018 fll_div->k = 0;
1019
1020 return 0;
1021 }
1022
1023 static int wm8350_set_fll(struct snd_soc_dai *codec_dai,
1024 int pll_id, int source, unsigned int freq_in,
1025 unsigned int freq_out)
1026 {
1027 struct snd_soc_codec *codec = codec_dai->codec;
1028 struct wm8350_data *priv = snd_soc_codec_get_drvdata(codec);
1029 struct wm8350 *wm8350 = priv->wm8350;
1030 struct _fll_div fll_div;
1031 int ret = 0;
1032 u16 fll_1, fll_4;
1033
1034 if (freq_in == priv->fll_freq_in && freq_out == priv->fll_freq_out)
1035 return 0;
1036
1037 /* power down FLL - we need to do this for reconfiguration */
1038 wm8350_clear_bits(wm8350, WM8350_POWER_MGMT_4,
1039 WM8350_FLL_ENA | WM8350_FLL_OSC_ENA);
1040
1041 if (freq_out == 0 || freq_in == 0)
1042 return ret;
1043
1044 ret = fll_factors(&fll_div, freq_in, freq_out);
1045 if (ret < 0)
1046 return ret;
1047 dev_dbg(wm8350->dev,
1048 "FLL in %u FLL out %u N 0x%x K 0x%x div %d ratio %d",
1049 freq_in, freq_out, fll_div.n, fll_div.k, fll_div.div,
1050 fll_div.ratio);
1051
1052 /* set up N.K & dividers */
1053 fll_1 = snd_soc_read(codec, WM8350_FLL_CONTROL_1) &
1054 ~(WM8350_FLL_OUTDIV_MASK | WM8350_FLL_RSP_RATE_MASK | 0xc000);
1055 snd_soc_write(codec, WM8350_FLL_CONTROL_1,
1056 fll_1 | (fll_div.div << 8) | 0x50);
1057 snd_soc_write(codec, WM8350_FLL_CONTROL_2,
1058 (fll_div.ratio << 11) | (fll_div.
1059 n & WM8350_FLL_N_MASK));
1060 snd_soc_write(codec, WM8350_FLL_CONTROL_3, fll_div.k);
1061 fll_4 = snd_soc_read(codec, WM8350_FLL_CONTROL_4) &
1062 ~(WM8350_FLL_FRAC | WM8350_FLL_SLOW_LOCK_REF);
1063 snd_soc_write(codec, WM8350_FLL_CONTROL_4,
1064 fll_4 | (fll_div.k ? WM8350_FLL_FRAC : 0) |
1065 (fll_div.ratio == 8 ? WM8350_FLL_SLOW_LOCK_REF : 0));
1066
1067 /* power FLL on */
1068 wm8350_set_bits(wm8350, WM8350_POWER_MGMT_4, WM8350_FLL_OSC_ENA);
1069 wm8350_set_bits(wm8350, WM8350_POWER_MGMT_4, WM8350_FLL_ENA);
1070
1071 priv->fll_freq_out = freq_out;
1072 priv->fll_freq_in = freq_in;
1073
1074 return 0;
1075 }
1076
1077 static int wm8350_set_bias_level(struct snd_soc_codec *codec,
1078 enum snd_soc_bias_level level)
1079 {
1080 struct wm8350_data *priv = snd_soc_codec_get_drvdata(codec);
1081 struct wm8350 *wm8350 = priv->wm8350;
1082 struct wm8350_audio_platform_data *platform =
1083 wm8350->codec.platform_data;
1084 u16 pm1;
1085 int ret;
1086
1087 switch (level) {
1088 case SND_SOC_BIAS_ON:
1089 pm1 = wm8350_reg_read(wm8350, WM8350_POWER_MGMT_1) &
1090 ~(WM8350_VMID_MASK | WM8350_CODEC_ISEL_MASK);
1091 wm8350_reg_write(wm8350, WM8350_POWER_MGMT_1,
1092 pm1 | WM8350_VMID_50K |
1093 platform->codec_current_on << 14);
1094 break;
1095
1096 case SND_SOC_BIAS_PREPARE:
1097 pm1 = wm8350_reg_read(wm8350, WM8350_POWER_MGMT_1);
1098 pm1 &= ~WM8350_VMID_MASK;
1099 wm8350_reg_write(wm8350, WM8350_POWER_MGMT_1,
1100 pm1 | WM8350_VMID_50K);
1101 break;
1102
1103 case SND_SOC_BIAS_STANDBY:
1104 if (snd_soc_codec_get_bias_level(codec) == SND_SOC_BIAS_OFF) {
1105 ret = regulator_bulk_enable(ARRAY_SIZE(priv->supplies),
1106 priv->supplies);
1107 if (ret != 0)
1108 return ret;
1109
1110 /* Enable the system clock */
1111 wm8350_set_bits(wm8350, WM8350_POWER_MGMT_4,
1112 WM8350_SYSCLK_ENA);
1113
1114 /* mute DAC & outputs */
1115 wm8350_set_bits(wm8350, WM8350_DAC_MUTE,
1116 WM8350_DAC_MUTE_ENA);
1117
1118 /* discharge cap memory */
1119 wm8350_reg_write(wm8350, WM8350_ANTI_POP_CONTROL,
1120 platform->dis_out1 |
1121 (platform->dis_out2 << 2) |
1122 (platform->dis_out3 << 4) |
1123 (platform->dis_out4 << 6));
1124
1125 /* wait for discharge */
1126 schedule_timeout_interruptible(msecs_to_jiffies
1127 (platform->
1128 cap_discharge_msecs));
1129
1130 /* enable antipop */
1131 wm8350_reg_write(wm8350, WM8350_ANTI_POP_CONTROL,
1132 (platform->vmid_s_curve << 8));
1133
1134 /* ramp up vmid */
1135 wm8350_reg_write(wm8350, WM8350_POWER_MGMT_1,
1136 (platform->
1137 codec_current_charge << 14) |
1138 WM8350_VMID_5K | WM8350_VMIDEN |
1139 WM8350_VBUFEN);
1140
1141 /* wait for vmid */
1142 schedule_timeout_interruptible(msecs_to_jiffies
1143 (platform->
1144 vmid_charge_msecs));
1145
1146 /* turn on vmid 300k */
1147 pm1 = wm8350_reg_read(wm8350, WM8350_POWER_MGMT_1) &
1148 ~(WM8350_VMID_MASK | WM8350_CODEC_ISEL_MASK);
1149 pm1 |= WM8350_VMID_300K |
1150 (platform->codec_current_standby << 14);
1151 wm8350_reg_write(wm8350, WM8350_POWER_MGMT_1,
1152 pm1);
1153
1154
1155 /* enable analogue bias */
1156 pm1 |= WM8350_BIASEN;
1157 wm8350_reg_write(wm8350, WM8350_POWER_MGMT_1, pm1);
1158
1159 /* disable antipop */
1160 wm8350_reg_write(wm8350, WM8350_ANTI_POP_CONTROL, 0);
1161
1162 } else {
1163 /* turn on vmid 300k and reduce current */
1164 pm1 = wm8350_reg_read(wm8350, WM8350_POWER_MGMT_1) &
1165 ~(WM8350_VMID_MASK | WM8350_CODEC_ISEL_MASK);
1166 wm8350_reg_write(wm8350, WM8350_POWER_MGMT_1,
1167 pm1 | WM8350_VMID_300K |
1168 (platform->
1169 codec_current_standby << 14));
1170
1171 }
1172 break;
1173
1174 case SND_SOC_BIAS_OFF:
1175
1176 /* mute DAC & enable outputs */
1177 wm8350_set_bits(wm8350, WM8350_DAC_MUTE, WM8350_DAC_MUTE_ENA);
1178
1179 wm8350_set_bits(wm8350, WM8350_POWER_MGMT_3,
1180 WM8350_OUT1L_ENA | WM8350_OUT1R_ENA |
1181 WM8350_OUT2L_ENA | WM8350_OUT2R_ENA);
1182
1183 /* enable anti pop S curve */
1184 wm8350_reg_write(wm8350, WM8350_ANTI_POP_CONTROL,
1185 (platform->vmid_s_curve << 8));
1186
1187 /* turn off vmid */
1188 pm1 = wm8350_reg_read(wm8350, WM8350_POWER_MGMT_1) &
1189 ~WM8350_VMIDEN;
1190 wm8350_reg_write(wm8350, WM8350_POWER_MGMT_1, pm1);
1191
1192 /* wait */
1193 schedule_timeout_interruptible(msecs_to_jiffies
1194 (platform->
1195 vmid_discharge_msecs));
1196
1197 wm8350_reg_write(wm8350, WM8350_ANTI_POP_CONTROL,
1198 (platform->vmid_s_curve << 8) |
1199 platform->dis_out1 |
1200 (platform->dis_out2 << 2) |
1201 (platform->dis_out3 << 4) |
1202 (platform->dis_out4 << 6));
1203
1204 /* turn off VBuf and drain */
1205 pm1 = wm8350_reg_read(wm8350, WM8350_POWER_MGMT_1) &
1206 ~(WM8350_VBUFEN | WM8350_VMID_MASK);
1207 wm8350_reg_write(wm8350, WM8350_POWER_MGMT_1,
1208 pm1 | WM8350_OUTPUT_DRAIN_EN);
1209
1210 /* wait */
1211 schedule_timeout_interruptible(msecs_to_jiffies
1212 (platform->drain_msecs));
1213
1214 pm1 &= ~WM8350_BIASEN;
1215 wm8350_reg_write(wm8350, WM8350_POWER_MGMT_1, pm1);
1216
1217 /* disable anti-pop */
1218 wm8350_reg_write(wm8350, WM8350_ANTI_POP_CONTROL, 0);
1219
1220 wm8350_clear_bits(wm8350, WM8350_LOUT1_VOLUME,
1221 WM8350_OUT1L_ENA);
1222 wm8350_clear_bits(wm8350, WM8350_ROUT1_VOLUME,
1223 WM8350_OUT1R_ENA);
1224 wm8350_clear_bits(wm8350, WM8350_LOUT2_VOLUME,
1225 WM8350_OUT2L_ENA);
1226 wm8350_clear_bits(wm8350, WM8350_ROUT2_VOLUME,
1227 WM8350_OUT2R_ENA);
1228
1229 /* disable clock gen */
1230 wm8350_clear_bits(wm8350, WM8350_POWER_MGMT_4,
1231 WM8350_SYSCLK_ENA);
1232
1233 regulator_bulk_disable(ARRAY_SIZE(priv->supplies),
1234 priv->supplies);
1235 break;
1236 }
1237 return 0;
1238 }
1239
1240 static void wm8350_hp_work(struct wm8350_data *priv,
1241 struct wm8350_jack_data *jack,
1242 u16 mask)
1243 {
1244 struct wm8350 *wm8350 = priv->wm8350;
1245 u16 reg;
1246 int report;
1247
1248 reg = wm8350_reg_read(wm8350, WM8350_JACK_PIN_STATUS);
1249 if (reg & mask)
1250 report = jack->report;
1251 else
1252 report = 0;
1253
1254 snd_soc_jack_report(jack->jack, report, jack->report);
1255
1256 }
1257
1258 static void wm8350_hpl_work(struct work_struct *work)
1259 {
1260 struct wm8350_data *priv =
1261 container_of(work, struct wm8350_data, hpl.work.work);
1262
1263 wm8350_hp_work(priv, &priv->hpl, WM8350_JACK_L_LVL);
1264 }
1265
1266 static void wm8350_hpr_work(struct work_struct *work)
1267 {
1268 struct wm8350_data *priv =
1269 container_of(work, struct wm8350_data, hpr.work.work);
1270
1271 wm8350_hp_work(priv, &priv->hpr, WM8350_JACK_R_LVL);
1272 }
1273
1274 static irqreturn_t wm8350_hpl_jack_handler(int irq, void *data)
1275 {
1276 struct wm8350_data *priv = data;
1277 struct wm8350 *wm8350 = priv->wm8350;
1278
1279 #ifndef CONFIG_SND_SOC_WM8350_MODULE
1280 trace_snd_soc_jack_irq("WM8350 HPL");
1281 #endif
1282
1283 if (device_may_wakeup(wm8350->dev))
1284 pm_wakeup_event(wm8350->dev, 250);
1285
1286 queue_delayed_work(system_power_efficient_wq,
1287 &priv->hpl.work, msecs_to_jiffies(200));
1288
1289 return IRQ_HANDLED;
1290 }
1291
1292 static irqreturn_t wm8350_hpr_jack_handler(int irq, void *data)
1293 {
1294 struct wm8350_data *priv = data;
1295 struct wm8350 *wm8350 = priv->wm8350;
1296
1297 #ifndef CONFIG_SND_SOC_WM8350_MODULE
1298 trace_snd_soc_jack_irq("WM8350 HPR");
1299 #endif
1300
1301 if (device_may_wakeup(wm8350->dev))
1302 pm_wakeup_event(wm8350->dev, 250);
1303
1304 queue_delayed_work(system_power_efficient_wq,
1305 &priv->hpr.work, msecs_to_jiffies(200));
1306
1307 return IRQ_HANDLED;
1308 }
1309
1310 /**
1311 * wm8350_hp_jack_detect - Enable headphone jack detection.
1312 *
1313 * @codec: WM8350 codec
1314 * @which: left or right jack detect signal
1315 * @jack: jack to report detection events on
1316 * @report: value to report
1317 *
1318 * Enables the headphone jack detection of the WM8350. If no report
1319 * is specified then detection is disabled.
1320 */
1321 int wm8350_hp_jack_detect(struct snd_soc_codec *codec, enum wm8350_jack which,
1322 struct snd_soc_jack *jack, int report)
1323 {
1324 struct wm8350_data *priv = snd_soc_codec_get_drvdata(codec);
1325 struct wm8350 *wm8350 = priv->wm8350;
1326 int ena;
1327
1328 switch (which) {
1329 case WM8350_JDL:
1330 priv->hpl.jack = jack;
1331 priv->hpl.report = report;
1332 ena = WM8350_JDL_ENA;
1333 break;
1334
1335 case WM8350_JDR:
1336 priv->hpr.jack = jack;
1337 priv->hpr.report = report;
1338 ena = WM8350_JDR_ENA;
1339 break;
1340
1341 default:
1342 return -EINVAL;
1343 }
1344
1345 if (report) {
1346 wm8350_set_bits(wm8350, WM8350_POWER_MGMT_4, WM8350_TOCLK_ENA);
1347 wm8350_set_bits(wm8350, WM8350_JACK_DETECT, ena);
1348 } else {
1349 wm8350_clear_bits(wm8350, WM8350_JACK_DETECT, ena);
1350 }
1351
1352 /* Sync status */
1353 switch (which) {
1354 case WM8350_JDL:
1355 wm8350_hpl_jack_handler(0, priv);
1356 break;
1357 case WM8350_JDR:
1358 wm8350_hpr_jack_handler(0, priv);
1359 break;
1360 }
1361
1362 return 0;
1363 }
1364 EXPORT_SYMBOL_GPL(wm8350_hp_jack_detect);
1365
1366 static irqreturn_t wm8350_mic_handler(int irq, void *data)
1367 {
1368 struct wm8350_data *priv = data;
1369 struct wm8350 *wm8350 = priv->wm8350;
1370 u16 reg;
1371 int report = 0;
1372
1373 #ifndef CONFIG_SND_SOC_WM8350_MODULE
1374 trace_snd_soc_jack_irq("WM8350 mic");
1375 #endif
1376
1377 reg = wm8350_reg_read(wm8350, WM8350_JACK_PIN_STATUS);
1378 if (reg & WM8350_JACK_MICSCD_LVL)
1379 report |= priv->mic.short_report;
1380 if (reg & WM8350_JACK_MICSD_LVL)
1381 report |= priv->mic.report;
1382
1383 snd_soc_jack_report(priv->mic.jack, report,
1384 priv->mic.report | priv->mic.short_report);
1385
1386 return IRQ_HANDLED;
1387 }
1388
1389 /**
1390 * wm8350_mic_jack_detect - Enable microphone jack detection.
1391 *
1392 * @codec: WM8350 codec
1393 * @jack: jack to report detection events on
1394 * @detect_report: value to report when presence detected
1395 * @short_report: value to report when microphone short detected
1396 *
1397 * Enables the microphone jack detection of the WM8350. If both reports
1398 * are specified as zero then detection is disabled.
1399 */
1400 int wm8350_mic_jack_detect(struct snd_soc_codec *codec,
1401 struct snd_soc_jack *jack,
1402 int detect_report, int short_report)
1403 {
1404 struct wm8350_data *priv = snd_soc_codec_get_drvdata(codec);
1405 struct wm8350 *wm8350 = priv->wm8350;
1406
1407 priv->mic.jack = jack;
1408 priv->mic.report = detect_report;
1409 priv->mic.short_report = short_report;
1410
1411 if (detect_report || short_report) {
1412 wm8350_set_bits(wm8350, WM8350_POWER_MGMT_4, WM8350_TOCLK_ENA);
1413 wm8350_set_bits(wm8350, WM8350_POWER_MGMT_1,
1414 WM8350_MIC_DET_ENA);
1415 } else {
1416 wm8350_clear_bits(wm8350, WM8350_POWER_MGMT_1,
1417 WM8350_MIC_DET_ENA);
1418 }
1419
1420 return 0;
1421 }
1422 EXPORT_SYMBOL_GPL(wm8350_mic_jack_detect);
1423
1424 #define WM8350_RATES (SNDRV_PCM_RATE_8000_96000)
1425
1426 #define WM8350_FORMATS (SNDRV_PCM_FMTBIT_S16_LE |\
1427 SNDRV_PCM_FMTBIT_S20_3LE |\
1428 SNDRV_PCM_FMTBIT_S24_LE)
1429
1430 static const struct snd_soc_dai_ops wm8350_dai_ops = {
1431 .hw_params = wm8350_pcm_hw_params,
1432 .digital_mute = wm8350_mute,
1433 .set_fmt = wm8350_set_dai_fmt,
1434 .set_sysclk = wm8350_set_dai_sysclk,
1435 .set_pll = wm8350_set_fll,
1436 .set_clkdiv = wm8350_set_clkdiv,
1437 };
1438
1439 static struct snd_soc_dai_driver wm8350_dai = {
1440 .name = "wm8350-hifi",
1441 .playback = {
1442 .stream_name = "Playback",
1443 .channels_min = 1,
1444 .channels_max = 2,
1445 .rates = WM8350_RATES,
1446 .formats = WM8350_FORMATS,
1447 },
1448 .capture = {
1449 .stream_name = "Capture",
1450 .channels_min = 1,
1451 .channels_max = 2,
1452 .rates = WM8350_RATES,
1453 .formats = WM8350_FORMATS,
1454 },
1455 .ops = &wm8350_dai_ops,
1456 };
1457
1458 static int wm8350_codec_probe(struct snd_soc_codec *codec)
1459 {
1460 struct wm8350 *wm8350 = dev_get_platdata(codec->dev);
1461 struct wm8350_data *priv;
1462 struct wm8350_output *out1;
1463 struct wm8350_output *out2;
1464 int ret, i;
1465
1466 if (wm8350->codec.platform_data == NULL) {
1467 dev_err(codec->dev, "No audio platform data supplied\n");
1468 return -EINVAL;
1469 }
1470
1471 priv = devm_kzalloc(codec->dev, sizeof(struct wm8350_data),
1472 GFP_KERNEL);
1473 if (priv == NULL)
1474 return -ENOMEM;
1475 snd_soc_codec_set_drvdata(codec, priv);
1476
1477 priv->wm8350 = wm8350;
1478
1479 for (i = 0; i < ARRAY_SIZE(supply_names); i++)
1480 priv->supplies[i].supply = supply_names[i];
1481
1482 ret = devm_regulator_bulk_get(wm8350->dev, ARRAY_SIZE(priv->supplies),
1483 priv->supplies);
1484 if (ret != 0)
1485 return ret;
1486
1487 /* Put the codec into reset if it wasn't already */
1488 wm8350_clear_bits(wm8350, WM8350_POWER_MGMT_5, WM8350_CODEC_ENA);
1489
1490 INIT_DELAYED_WORK(&priv->pga_work, wm8350_pga_work);
1491 INIT_DELAYED_WORK(&priv->hpl.work, wm8350_hpl_work);
1492 INIT_DELAYED_WORK(&priv->hpr.work, wm8350_hpr_work);
1493
1494 /* Enable the codec */
1495 wm8350_set_bits(wm8350, WM8350_POWER_MGMT_5, WM8350_CODEC_ENA);
1496
1497 /* Enable robust clocking mode in ADC */
1498 snd_soc_write(codec, WM8350_SECURITY, 0xa7);
1499 snd_soc_write(codec, 0xde, 0x13);
1500 snd_soc_write(codec, WM8350_SECURITY, 0);
1501
1502 /* read OUT1 & OUT2 volumes */
1503 out1 = &priv->out1;
1504 out2 = &priv->out2;
1505 out1->left_vol = (wm8350_reg_read(wm8350, WM8350_LOUT1_VOLUME) &
1506 WM8350_OUT1L_VOL_MASK) >> WM8350_OUT1L_VOL_SHIFT;
1507 out1->right_vol = (wm8350_reg_read(wm8350, WM8350_ROUT1_VOLUME) &
1508 WM8350_OUT1R_VOL_MASK) >> WM8350_OUT1R_VOL_SHIFT;
1509 out2->left_vol = (wm8350_reg_read(wm8350, WM8350_LOUT2_VOLUME) &
1510 WM8350_OUT2L_VOL_MASK) >> WM8350_OUT1L_VOL_SHIFT;
1511 out2->right_vol = (wm8350_reg_read(wm8350, WM8350_ROUT2_VOLUME) &
1512 WM8350_OUT2R_VOL_MASK) >> WM8350_OUT1R_VOL_SHIFT;
1513 wm8350_reg_write(wm8350, WM8350_LOUT1_VOLUME, 0);
1514 wm8350_reg_write(wm8350, WM8350_ROUT1_VOLUME, 0);
1515 wm8350_reg_write(wm8350, WM8350_LOUT2_VOLUME, 0);
1516 wm8350_reg_write(wm8350, WM8350_ROUT2_VOLUME, 0);
1517
1518 /* Latch VU bits & mute */
1519 wm8350_set_bits(wm8350, WM8350_LOUT1_VOLUME,
1520 WM8350_OUT1_VU | WM8350_OUT1L_MUTE);
1521 wm8350_set_bits(wm8350, WM8350_LOUT2_VOLUME,
1522 WM8350_OUT2_VU | WM8350_OUT2L_MUTE);
1523 wm8350_set_bits(wm8350, WM8350_ROUT1_VOLUME,
1524 WM8350_OUT1_VU | WM8350_OUT1R_MUTE);
1525 wm8350_set_bits(wm8350, WM8350_ROUT2_VOLUME,
1526 WM8350_OUT2_VU | WM8350_OUT2R_MUTE);
1527
1528 /* Make sure AIF tristating is disabled by default */
1529 wm8350_clear_bits(wm8350, WM8350_AI_FORMATING, WM8350_AIF_TRI);
1530
1531 /* Make sure we've got a sane companding setup too */
1532 wm8350_clear_bits(wm8350, WM8350_ADC_DAC_COMP,
1533 WM8350_DAC_COMP | WM8350_LOOPBACK);
1534
1535 /* Make sure jack detect is disabled to start off with */
1536 wm8350_clear_bits(wm8350, WM8350_JACK_DETECT,
1537 WM8350_JDL_ENA | WM8350_JDR_ENA);
1538
1539 wm8350_register_irq(wm8350, WM8350_IRQ_CODEC_JCK_DET_L,
1540 wm8350_hpl_jack_handler, 0, "Left jack detect",
1541 priv);
1542 wm8350_register_irq(wm8350, WM8350_IRQ_CODEC_JCK_DET_R,
1543 wm8350_hpr_jack_handler, 0, "Right jack detect",
1544 priv);
1545 wm8350_register_irq(wm8350, WM8350_IRQ_CODEC_MICSCD,
1546 wm8350_mic_handler, 0, "Microphone short", priv);
1547 wm8350_register_irq(wm8350, WM8350_IRQ_CODEC_MICD,
1548 wm8350_mic_handler, 0, "Microphone detect", priv);
1549
1550 return 0;
1551 }
1552
1553 static int wm8350_codec_remove(struct snd_soc_codec *codec)
1554 {
1555 struct wm8350_data *priv = snd_soc_codec_get_drvdata(codec);
1556 struct wm8350 *wm8350 = dev_get_platdata(codec->dev);
1557
1558 wm8350_clear_bits(wm8350, WM8350_JACK_DETECT,
1559 WM8350_JDL_ENA | WM8350_JDR_ENA);
1560 wm8350_clear_bits(wm8350, WM8350_POWER_MGMT_4, WM8350_TOCLK_ENA);
1561
1562 wm8350_free_irq(wm8350, WM8350_IRQ_CODEC_MICD, priv);
1563 wm8350_free_irq(wm8350, WM8350_IRQ_CODEC_MICSCD, priv);
1564 wm8350_free_irq(wm8350, WM8350_IRQ_CODEC_JCK_DET_L, priv);
1565 wm8350_free_irq(wm8350, WM8350_IRQ_CODEC_JCK_DET_R, priv);
1566
1567 priv->hpl.jack = NULL;
1568 priv->hpr.jack = NULL;
1569 priv->mic.jack = NULL;
1570
1571 cancel_delayed_work_sync(&priv->hpl.work);
1572 cancel_delayed_work_sync(&priv->hpr.work);
1573
1574 /* if there was any work waiting then we run it now and
1575 * wait for its completion */
1576 flush_delayed_work(&priv->pga_work);
1577
1578 wm8350_clear_bits(wm8350, WM8350_POWER_MGMT_5, WM8350_CODEC_ENA);
1579
1580 return 0;
1581 }
1582
1583 static struct regmap *wm8350_get_regmap(struct device *dev)
1584 {
1585 struct wm8350 *wm8350 = dev_get_platdata(dev);
1586
1587 return wm8350->regmap;
1588 }
1589
1590 static const struct snd_soc_codec_driver soc_codec_dev_wm8350 = {
1591 .probe = wm8350_codec_probe,
1592 .remove = wm8350_codec_remove,
1593 .get_regmap = wm8350_get_regmap,
1594 .set_bias_level = wm8350_set_bias_level,
1595 .suspend_bias_off = true,
1596
1597 .component_driver = {
1598 .controls = wm8350_snd_controls,
1599 .num_controls = ARRAY_SIZE(wm8350_snd_controls),
1600 .dapm_widgets = wm8350_dapm_widgets,
1601 .num_dapm_widgets = ARRAY_SIZE(wm8350_dapm_widgets),
1602 .dapm_routes = wm8350_dapm_routes,
1603 .num_dapm_routes = ARRAY_SIZE(wm8350_dapm_routes),
1604 },
1605 };
1606
1607 static int wm8350_probe(struct platform_device *pdev)
1608 {
1609 return snd_soc_register_codec(&pdev->dev, &soc_codec_dev_wm8350,
1610 &wm8350_dai, 1);
1611 }
1612
1613 static int wm8350_remove(struct platform_device *pdev)
1614 {
1615 snd_soc_unregister_codec(&pdev->dev);
1616 return 0;
1617 }
1618
1619 static struct platform_driver wm8350_codec_driver = {
1620 .driver = {
1621 .name = "wm8350-codec",
1622 },
1623 .probe = wm8350_probe,
1624 .remove = wm8350_remove,
1625 };
1626
1627 module_platform_driver(wm8350_codec_driver);
1628
1629 MODULE_DESCRIPTION("ASoC WM8350 driver");
1630 MODULE_AUTHOR("Liam Girdwood");
1631 MODULE_LICENSE("GPL");
1632 MODULE_ALIAS("platform:wm8350-codec");
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