xref: /openbmc/linux/sound/soc/codecs/wm5100.c (revision a06c488d)
1 /*
2  * wm5100.c  --  WM5100 ALSA SoC Audio driver
3  *
4  * Copyright 2011-2 Wolfson Microelectronics plc
5  *
6  * Author: Mark Brown <broonie@opensource.wolfsonmicro.com>
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/delay.h>
17 #include <linux/export.h>
18 #include <linux/pm.h>
19 #include <linux/gcd.h>
20 #include <linux/gpio.h>
21 #include <linux/i2c.h>
22 #include <linux/pm_runtime.h>
23 #include <linux/regulator/consumer.h>
24 #include <linux/regulator/fixed.h>
25 #include <linux/slab.h>
26 #include <sound/core.h>
27 #include <sound/pcm.h>
28 #include <sound/pcm_params.h>
29 #include <sound/soc.h>
30 #include <sound/jack.h>
31 #include <sound/initval.h>
32 #include <sound/tlv.h>
33 #include <sound/wm5100.h>
34 
35 #include "wm5100.h"
36 
37 #define WM5100_NUM_CORE_SUPPLIES 2
38 static const char *wm5100_core_supply_names[WM5100_NUM_CORE_SUPPLIES] = {
39 	"DBVDD1",
40 	"LDOVDD", /* If DCVDD is supplied externally specify as LDOVDD */
41 };
42 
43 #define WM5100_AIFS     3
44 #define WM5100_SYNC_SRS 3
45 
46 struct wm5100_fll {
47 	int fref;
48 	int fout;
49 	int src;
50 	struct completion lock;
51 };
52 
53 /* codec private data */
54 struct wm5100_priv {
55 	struct device *dev;
56 	struct regmap *regmap;
57 	struct snd_soc_codec *codec;
58 
59 	struct regulator_bulk_data core_supplies[WM5100_NUM_CORE_SUPPLIES];
60 
61 	int rev;
62 
63 	int sysclk;
64 	int asyncclk;
65 
66 	bool aif_async[WM5100_AIFS];
67 	bool aif_symmetric[WM5100_AIFS];
68 	int sr_ref[WM5100_SYNC_SRS];
69 
70 	bool out_ena[2];
71 
72 	struct snd_soc_jack *jack;
73 	bool jack_detecting;
74 	bool jack_mic;
75 	int jack_mode;
76 	int jack_flips;
77 
78 	struct wm5100_fll fll[2];
79 
80 	struct wm5100_pdata pdata;
81 
82 #ifdef CONFIG_GPIOLIB
83 	struct gpio_chip gpio_chip;
84 #endif
85 };
86 
87 static int wm5100_sr_code[] = {
88 	0,
89 	12000,
90 	24000,
91 	48000,
92 	96000,
93 	192000,
94 	384000,
95 	768000,
96 	0,
97 	11025,
98 	22050,
99 	44100,
100 	88200,
101 	176400,
102 	352800,
103 	705600,
104 	4000,
105 	8000,
106 	16000,
107 	32000,
108 	64000,
109 	128000,
110 	256000,
111 	512000,
112 };
113 
114 static int wm5100_sr_regs[WM5100_SYNC_SRS] = {
115 	WM5100_CLOCKING_4,
116 	WM5100_CLOCKING_5,
117 	WM5100_CLOCKING_6,
118 };
119 
120 static int wm5100_alloc_sr(struct snd_soc_codec *codec, int rate)
121 {
122 	struct wm5100_priv *wm5100 = snd_soc_codec_get_drvdata(codec);
123 	int sr_code, sr_free, i;
124 
125 	for (i = 0; i < ARRAY_SIZE(wm5100_sr_code); i++)
126 		if (wm5100_sr_code[i] == rate)
127 			break;
128 	if (i == ARRAY_SIZE(wm5100_sr_code)) {
129 		dev_err(codec->dev, "Unsupported sample rate: %dHz\n", rate);
130 		return -EINVAL;
131 	}
132 	sr_code = i;
133 
134 	if ((wm5100->sysclk % rate) == 0) {
135 		/* Is this rate already in use? */
136 		sr_free = -1;
137 		for (i = 0; i < ARRAY_SIZE(wm5100_sr_regs); i++) {
138 			if (!wm5100->sr_ref[i] && sr_free == -1) {
139 				sr_free = i;
140 				continue;
141 			}
142 			if ((snd_soc_read(codec, wm5100_sr_regs[i]) &
143 			     WM5100_SAMPLE_RATE_1_MASK) == sr_code)
144 				break;
145 		}
146 
147 		if (i < ARRAY_SIZE(wm5100_sr_regs)) {
148 			wm5100->sr_ref[i]++;
149 			dev_dbg(codec->dev, "SR %dHz, slot %d, ref %d\n",
150 				rate, i, wm5100->sr_ref[i]);
151 			return i;
152 		}
153 
154 		if (sr_free == -1) {
155 			dev_err(codec->dev, "All SR slots already in use\n");
156 			return -EBUSY;
157 		}
158 
159 		dev_dbg(codec->dev, "Allocating SR slot %d for %dHz\n",
160 			sr_free, rate);
161 		wm5100->sr_ref[sr_free]++;
162 		snd_soc_update_bits(codec, wm5100_sr_regs[sr_free],
163 				    WM5100_SAMPLE_RATE_1_MASK,
164 				    sr_code);
165 
166 		return sr_free;
167 
168 	} else {
169 		dev_err(codec->dev,
170 			"SR %dHz incompatible with %dHz SYSCLK and %dHz ASYNCCLK\n",
171 			rate, wm5100->sysclk, wm5100->asyncclk);
172 		return -EINVAL;
173 	}
174 }
175 
176 static void wm5100_free_sr(struct snd_soc_codec *codec, int rate)
177 {
178 	struct wm5100_priv *wm5100 = snd_soc_codec_get_drvdata(codec);
179 	int i, sr_code;
180 
181 	for (i = 0; i < ARRAY_SIZE(wm5100_sr_code); i++)
182 		if (wm5100_sr_code[i] == rate)
183 			break;
184 	if (i == ARRAY_SIZE(wm5100_sr_code)) {
185 		dev_err(codec->dev, "Unsupported sample rate: %dHz\n", rate);
186 		return;
187 	}
188 	sr_code = wm5100_sr_code[i];
189 
190 	for (i = 0; i < ARRAY_SIZE(wm5100_sr_regs); i++) {
191 		if (!wm5100->sr_ref[i])
192 			continue;
193 
194 		if ((snd_soc_read(codec, wm5100_sr_regs[i]) &
195 		     WM5100_SAMPLE_RATE_1_MASK) == sr_code)
196 			break;
197 	}
198 	if (i < ARRAY_SIZE(wm5100_sr_regs)) {
199 		wm5100->sr_ref[i]--;
200 		dev_dbg(codec->dev, "Dereference SR %dHz, count now %d\n",
201 			rate, wm5100->sr_ref[i]);
202 	} else {
203 		dev_warn(codec->dev, "Freeing unreferenced sample rate %dHz\n",
204 			 rate);
205 	}
206 }
207 
208 static int wm5100_reset(struct wm5100_priv *wm5100)
209 {
210 	if (wm5100->pdata.reset) {
211 		gpio_set_value_cansleep(wm5100->pdata.reset, 0);
212 		gpio_set_value_cansleep(wm5100->pdata.reset, 1);
213 
214 		return 0;
215 	} else {
216 		return regmap_write(wm5100->regmap, WM5100_SOFTWARE_RESET, 0);
217 	}
218 }
219 
220 static DECLARE_TLV_DB_SCALE(in_tlv, -6300, 100, 0);
221 static DECLARE_TLV_DB_SCALE(eq_tlv, -1200, 100, 0);
222 static DECLARE_TLV_DB_SCALE(mixer_tlv, -3200, 100, 0);
223 static DECLARE_TLV_DB_SCALE(out_tlv, -6400, 100, 0);
224 static DECLARE_TLV_DB_SCALE(digital_tlv, -6400, 50, 0);
225 
226 static const char *wm5100_mixer_texts[] = {
227 	"None",
228 	"Tone Generator 1",
229 	"Tone Generator 2",
230 	"AEC loopback",
231 	"IN1L",
232 	"IN1R",
233 	"IN2L",
234 	"IN2R",
235 	"IN3L",
236 	"IN3R",
237 	"IN4L",
238 	"IN4R",
239 	"AIF1RX1",
240 	"AIF1RX2",
241 	"AIF1RX3",
242 	"AIF1RX4",
243 	"AIF1RX5",
244 	"AIF1RX6",
245 	"AIF1RX7",
246 	"AIF1RX8",
247 	"AIF2RX1",
248 	"AIF2RX2",
249 	"AIF3RX1",
250 	"AIF3RX2",
251 	"EQ1",
252 	"EQ2",
253 	"EQ3",
254 	"EQ4",
255 	"DRC1L",
256 	"DRC1R",
257 	"LHPF1",
258 	"LHPF2",
259 	"LHPF3",
260 	"LHPF4",
261 	"DSP1.1",
262 	"DSP1.2",
263 	"DSP1.3",
264 	"DSP1.4",
265 	"DSP1.5",
266 	"DSP1.6",
267 	"DSP2.1",
268 	"DSP2.2",
269 	"DSP2.3",
270 	"DSP2.4",
271 	"DSP2.5",
272 	"DSP2.6",
273 	"DSP3.1",
274 	"DSP3.2",
275 	"DSP3.3",
276 	"DSP3.4",
277 	"DSP3.5",
278 	"DSP3.6",
279 	"ASRC1L",
280 	"ASRC1R",
281 	"ASRC2L",
282 	"ASRC2R",
283 	"ISRC1INT1",
284 	"ISRC1INT2",
285 	"ISRC1INT3",
286 	"ISRC1INT4",
287 	"ISRC2INT1",
288 	"ISRC2INT2",
289 	"ISRC2INT3",
290 	"ISRC2INT4",
291 	"ISRC1DEC1",
292 	"ISRC1DEC2",
293 	"ISRC1DEC3",
294 	"ISRC1DEC4",
295 	"ISRC2DEC1",
296 	"ISRC2DEC2",
297 	"ISRC2DEC3",
298 	"ISRC2DEC4",
299 };
300 
301 static int wm5100_mixer_values[] = {
302 	0x00,
303 	0x04,   /* Tone */
304 	0x05,
305 	0x08,   /* AEC */
306 	0x10,   /* Input */
307 	0x11,
308 	0x12,
309 	0x13,
310 	0x14,
311 	0x15,
312 	0x16,
313 	0x17,
314 	0x20,   /* AIF */
315 	0x21,
316 	0x22,
317 	0x23,
318 	0x24,
319 	0x25,
320 	0x26,
321 	0x27,
322 	0x28,
323 	0x29,
324 	0x30,   /* AIF3 - check */
325 	0x31,
326 	0x50,   /* EQ */
327 	0x51,
328 	0x52,
329 	0x53,
330 	0x54,
331 	0x58,   /* DRC */
332 	0x59,
333 	0x60,   /* LHPF1 */
334 	0x61,   /* LHPF2 */
335 	0x62,   /* LHPF3 */
336 	0x63,   /* LHPF4 */
337 	0x68,   /* DSP1 */
338 	0x69,
339 	0x6a,
340 	0x6b,
341 	0x6c,
342 	0x6d,
343 	0x70,   /* DSP2 */
344 	0x71,
345 	0x72,
346 	0x73,
347 	0x74,
348 	0x75,
349 	0x78,   /* DSP3 */
350 	0x79,
351 	0x7a,
352 	0x7b,
353 	0x7c,
354 	0x7d,
355 	0x90,   /* ASRC1 */
356 	0x91,
357 	0x92,   /* ASRC2 */
358 	0x93,
359 	0xa0,   /* ISRC1DEC1 */
360 	0xa1,
361 	0xa2,
362 	0xa3,
363 	0xa4,   /* ISRC1INT1 */
364 	0xa5,
365 	0xa6,
366 	0xa7,
367 	0xa8,   /* ISRC2DEC1 */
368 	0xa9,
369 	0xaa,
370 	0xab,
371 	0xac,   /* ISRC2INT1 */
372 	0xad,
373 	0xae,
374 	0xaf,
375 };
376 
377 #define WM5100_MIXER_CONTROLS(name, base) \
378 	SOC_SINGLE_TLV(name " Input 1 Volume", base + 1 , \
379 		       WM5100_MIXER_VOL_SHIFT, 80, 0, mixer_tlv), \
380 	SOC_SINGLE_TLV(name " Input 2 Volume", base + 3 , \
381 		       WM5100_MIXER_VOL_SHIFT, 80, 0, mixer_tlv), \
382 	SOC_SINGLE_TLV(name " Input 3 Volume", base + 5 , \
383 		       WM5100_MIXER_VOL_SHIFT, 80, 0, mixer_tlv), \
384 	SOC_SINGLE_TLV(name " Input 4 Volume", base + 7 , \
385 		       WM5100_MIXER_VOL_SHIFT, 80, 0, mixer_tlv)
386 
387 #define WM5100_MUX_ENUM_DECL(name, reg) \
388 	SOC_VALUE_ENUM_SINGLE_DECL(name, reg, 0, 0xff, 			\
389 				   wm5100_mixer_texts, wm5100_mixer_values)
390 
391 #define WM5100_MUX_CTL_DECL(name) \
392 	const struct snd_kcontrol_new name##_mux =	\
393 		SOC_DAPM_ENUM("Route", name##_enum)
394 
395 #define WM5100_MIXER_ENUMS(name, base_reg) \
396 	static WM5100_MUX_ENUM_DECL(name##_in1_enum, base_reg);	     \
397 	static WM5100_MUX_ENUM_DECL(name##_in2_enum, base_reg + 2);  \
398 	static WM5100_MUX_ENUM_DECL(name##_in3_enum, base_reg + 4);  \
399 	static WM5100_MUX_ENUM_DECL(name##_in4_enum, base_reg + 6);  \
400 	static WM5100_MUX_CTL_DECL(name##_in1); \
401 	static WM5100_MUX_CTL_DECL(name##_in2); \
402 	static WM5100_MUX_CTL_DECL(name##_in3); \
403 	static WM5100_MUX_CTL_DECL(name##_in4)
404 
405 WM5100_MIXER_ENUMS(HPOUT1L, WM5100_OUT1LMIX_INPUT_1_SOURCE);
406 WM5100_MIXER_ENUMS(HPOUT1R, WM5100_OUT1RMIX_INPUT_1_SOURCE);
407 WM5100_MIXER_ENUMS(HPOUT2L, WM5100_OUT2LMIX_INPUT_1_SOURCE);
408 WM5100_MIXER_ENUMS(HPOUT2R, WM5100_OUT2RMIX_INPUT_1_SOURCE);
409 WM5100_MIXER_ENUMS(HPOUT3L, WM5100_OUT3LMIX_INPUT_1_SOURCE);
410 WM5100_MIXER_ENUMS(HPOUT3R, WM5100_OUT3RMIX_INPUT_1_SOURCE);
411 
412 WM5100_MIXER_ENUMS(SPKOUTL, WM5100_OUT4LMIX_INPUT_1_SOURCE);
413 WM5100_MIXER_ENUMS(SPKOUTR, WM5100_OUT4RMIX_INPUT_1_SOURCE);
414 WM5100_MIXER_ENUMS(SPKDAT1L, WM5100_OUT5LMIX_INPUT_1_SOURCE);
415 WM5100_MIXER_ENUMS(SPKDAT1R, WM5100_OUT5RMIX_INPUT_1_SOURCE);
416 WM5100_MIXER_ENUMS(SPKDAT2L, WM5100_OUT6LMIX_INPUT_1_SOURCE);
417 WM5100_MIXER_ENUMS(SPKDAT2R, WM5100_OUT6RMIX_INPUT_1_SOURCE);
418 
419 WM5100_MIXER_ENUMS(PWM1, WM5100_PWM1MIX_INPUT_1_SOURCE);
420 WM5100_MIXER_ENUMS(PWM2, WM5100_PWM1MIX_INPUT_1_SOURCE);
421 
422 WM5100_MIXER_ENUMS(AIF1TX1, WM5100_AIF1TX1MIX_INPUT_1_SOURCE);
423 WM5100_MIXER_ENUMS(AIF1TX2, WM5100_AIF1TX2MIX_INPUT_1_SOURCE);
424 WM5100_MIXER_ENUMS(AIF1TX3, WM5100_AIF1TX3MIX_INPUT_1_SOURCE);
425 WM5100_MIXER_ENUMS(AIF1TX4, WM5100_AIF1TX4MIX_INPUT_1_SOURCE);
426 WM5100_MIXER_ENUMS(AIF1TX5, WM5100_AIF1TX5MIX_INPUT_1_SOURCE);
427 WM5100_MIXER_ENUMS(AIF1TX6, WM5100_AIF1TX6MIX_INPUT_1_SOURCE);
428 WM5100_MIXER_ENUMS(AIF1TX7, WM5100_AIF1TX7MIX_INPUT_1_SOURCE);
429 WM5100_MIXER_ENUMS(AIF1TX8, WM5100_AIF1TX8MIX_INPUT_1_SOURCE);
430 
431 WM5100_MIXER_ENUMS(AIF2TX1, WM5100_AIF2TX1MIX_INPUT_1_SOURCE);
432 WM5100_MIXER_ENUMS(AIF2TX2, WM5100_AIF2TX2MIX_INPUT_1_SOURCE);
433 
434 WM5100_MIXER_ENUMS(AIF3TX1, WM5100_AIF1TX1MIX_INPUT_1_SOURCE);
435 WM5100_MIXER_ENUMS(AIF3TX2, WM5100_AIF1TX2MIX_INPUT_1_SOURCE);
436 
437 WM5100_MIXER_ENUMS(EQ1, WM5100_EQ1MIX_INPUT_1_SOURCE);
438 WM5100_MIXER_ENUMS(EQ2, WM5100_EQ2MIX_INPUT_1_SOURCE);
439 WM5100_MIXER_ENUMS(EQ3, WM5100_EQ3MIX_INPUT_1_SOURCE);
440 WM5100_MIXER_ENUMS(EQ4, WM5100_EQ4MIX_INPUT_1_SOURCE);
441 
442 WM5100_MIXER_ENUMS(DRC1L, WM5100_DRC1LMIX_INPUT_1_SOURCE);
443 WM5100_MIXER_ENUMS(DRC1R, WM5100_DRC1RMIX_INPUT_1_SOURCE);
444 
445 WM5100_MIXER_ENUMS(LHPF1, WM5100_HPLP1MIX_INPUT_1_SOURCE);
446 WM5100_MIXER_ENUMS(LHPF2, WM5100_HPLP2MIX_INPUT_1_SOURCE);
447 WM5100_MIXER_ENUMS(LHPF3, WM5100_HPLP3MIX_INPUT_1_SOURCE);
448 WM5100_MIXER_ENUMS(LHPF4, WM5100_HPLP4MIX_INPUT_1_SOURCE);
449 
450 #define WM5100_MUX(name, ctrl) \
451 	SND_SOC_DAPM_MUX(name, SND_SOC_NOPM, 0, 0, ctrl)
452 
453 #define WM5100_MIXER_WIDGETS(name, name_str)	\
454 	WM5100_MUX(name_str " Input 1", &name##_in1_mux), \
455 	WM5100_MUX(name_str " Input 2", &name##_in2_mux), \
456 	WM5100_MUX(name_str " Input 3", &name##_in3_mux), \
457 	WM5100_MUX(name_str " Input 4", &name##_in4_mux), \
458 	SND_SOC_DAPM_MIXER(name_str " Mixer", SND_SOC_NOPM, 0, 0, NULL, 0)
459 
460 #define WM5100_MIXER_INPUT_ROUTES(name)	\
461 	{ name, "Tone Generator 1", "Tone Generator 1" }, \
462         { name, "Tone Generator 2", "Tone Generator 2" }, \
463         { name, "IN1L", "IN1L PGA" }, \
464         { name, "IN1R", "IN1R PGA" }, \
465         { name, "IN2L", "IN2L PGA" }, \
466         { name, "IN2R", "IN2R PGA" }, \
467         { name, "IN3L", "IN3L PGA" }, \
468         { name, "IN3R", "IN3R PGA" }, \
469         { name, "IN4L", "IN4L PGA" }, \
470         { name, "IN4R", "IN4R PGA" }, \
471         { name, "AIF1RX1", "AIF1RX1" }, \
472         { name, "AIF1RX2", "AIF1RX2" }, \
473         { name, "AIF1RX3", "AIF1RX3" }, \
474         { name, "AIF1RX4", "AIF1RX4" }, \
475         { name, "AIF1RX5", "AIF1RX5" }, \
476         { name, "AIF1RX6", "AIF1RX6" }, \
477         { name, "AIF1RX7", "AIF1RX7" }, \
478         { name, "AIF1RX8", "AIF1RX8" }, \
479         { name, "AIF2RX1", "AIF2RX1" }, \
480         { name, "AIF2RX2", "AIF2RX2" }, \
481         { name, "AIF3RX1", "AIF3RX1" }, \
482         { name, "AIF3RX2", "AIF3RX2" }, \
483         { name, "EQ1", "EQ1" }, \
484         { name, "EQ2", "EQ2" }, \
485         { name, "EQ3", "EQ3" }, \
486         { name, "EQ4", "EQ4" }, \
487         { name, "DRC1L", "DRC1L" }, \
488         { name, "DRC1R", "DRC1R" }, \
489         { name, "LHPF1", "LHPF1" }, \
490         { name, "LHPF2", "LHPF2" }, \
491         { name, "LHPF3", "LHPF3" }, \
492         { name, "LHPF4", "LHPF4" }
493 
494 #define WM5100_MIXER_ROUTES(widget, name) \
495 	{ widget, NULL, name " Mixer" },         \
496 	{ name " Mixer", NULL, name " Input 1" }, \
497 	{ name " Mixer", NULL, name " Input 2" }, \
498 	{ name " Mixer", NULL, name " Input 3" }, \
499 	{ name " Mixer", NULL, name " Input 4" }, \
500 	WM5100_MIXER_INPUT_ROUTES(name " Input 1"), \
501 	WM5100_MIXER_INPUT_ROUTES(name " Input 2"), \
502 	WM5100_MIXER_INPUT_ROUTES(name " Input 3"), \
503 	WM5100_MIXER_INPUT_ROUTES(name " Input 4")
504 
505 static const char *wm5100_lhpf_mode_text[] = {
506 	"Low-pass", "High-pass"
507 };
508 
509 static SOC_ENUM_SINGLE_DECL(wm5100_lhpf1_mode,
510 			    WM5100_HPLPF1_1, WM5100_LHPF1_MODE_SHIFT,
511 			    wm5100_lhpf_mode_text);
512 
513 static SOC_ENUM_SINGLE_DECL(wm5100_lhpf2_mode,
514 			    WM5100_HPLPF2_1, WM5100_LHPF2_MODE_SHIFT,
515 			    wm5100_lhpf_mode_text);
516 
517 static SOC_ENUM_SINGLE_DECL(wm5100_lhpf3_mode,
518 			    WM5100_HPLPF3_1, WM5100_LHPF3_MODE_SHIFT,
519 			    wm5100_lhpf_mode_text);
520 
521 static SOC_ENUM_SINGLE_DECL(wm5100_lhpf4_mode,
522 			    WM5100_HPLPF4_1, WM5100_LHPF4_MODE_SHIFT,
523 			    wm5100_lhpf_mode_text);
524 
525 static const struct snd_kcontrol_new wm5100_snd_controls[] = {
526 SOC_SINGLE("IN1 High Performance Switch", WM5100_IN1L_CONTROL,
527 	   WM5100_IN1_OSR_SHIFT, 1, 0),
528 SOC_SINGLE("IN2 High Performance Switch", WM5100_IN2L_CONTROL,
529 	   WM5100_IN2_OSR_SHIFT, 1, 0),
530 SOC_SINGLE("IN3 High Performance Switch", WM5100_IN3L_CONTROL,
531 	   WM5100_IN3_OSR_SHIFT, 1, 0),
532 SOC_SINGLE("IN4 High Performance Switch", WM5100_IN4L_CONTROL,
533 	   WM5100_IN4_OSR_SHIFT, 1, 0),
534 
535 /* Only applicable for analogue inputs */
536 SOC_DOUBLE_R_TLV("IN1 Volume", WM5100_IN1L_CONTROL, WM5100_IN1R_CONTROL,
537 		 WM5100_IN1L_PGA_VOL_SHIFT, 94, 0, in_tlv),
538 SOC_DOUBLE_R_TLV("IN2 Volume", WM5100_IN2L_CONTROL, WM5100_IN2R_CONTROL,
539 		 WM5100_IN2L_PGA_VOL_SHIFT, 94, 0, in_tlv),
540 SOC_DOUBLE_R_TLV("IN3 Volume", WM5100_IN3L_CONTROL, WM5100_IN3R_CONTROL,
541 		 WM5100_IN3L_PGA_VOL_SHIFT, 94, 0, in_tlv),
542 SOC_DOUBLE_R_TLV("IN4 Volume", WM5100_IN4L_CONTROL, WM5100_IN4R_CONTROL,
543 		 WM5100_IN4L_PGA_VOL_SHIFT, 94, 0, in_tlv),
544 
545 SOC_DOUBLE_R_TLV("IN1 Digital Volume", WM5100_ADC_DIGITAL_VOLUME_1L,
546 		 WM5100_ADC_DIGITAL_VOLUME_1R, WM5100_IN1L_VOL_SHIFT, 191,
547 		 0, digital_tlv),
548 SOC_DOUBLE_R_TLV("IN2 Digital Volume", WM5100_ADC_DIGITAL_VOLUME_2L,
549 		 WM5100_ADC_DIGITAL_VOLUME_2R, WM5100_IN2L_VOL_SHIFT, 191,
550 		 0, digital_tlv),
551 SOC_DOUBLE_R_TLV("IN3 Digital Volume", WM5100_ADC_DIGITAL_VOLUME_3L,
552 		 WM5100_ADC_DIGITAL_VOLUME_3R, WM5100_IN3L_VOL_SHIFT, 191,
553 		 0, digital_tlv),
554 SOC_DOUBLE_R_TLV("IN4 Digital Volume", WM5100_ADC_DIGITAL_VOLUME_4L,
555 		 WM5100_ADC_DIGITAL_VOLUME_4R, WM5100_IN4L_VOL_SHIFT, 191,
556 		 0, digital_tlv),
557 
558 SOC_DOUBLE_R("IN1 Switch", WM5100_ADC_DIGITAL_VOLUME_1L,
559 	     WM5100_ADC_DIGITAL_VOLUME_1R, WM5100_IN1L_MUTE_SHIFT, 1, 1),
560 SOC_DOUBLE_R("IN2 Switch", WM5100_ADC_DIGITAL_VOLUME_2L,
561 	     WM5100_ADC_DIGITAL_VOLUME_2R, WM5100_IN2L_MUTE_SHIFT, 1, 1),
562 SOC_DOUBLE_R("IN3 Switch", WM5100_ADC_DIGITAL_VOLUME_3L,
563 	     WM5100_ADC_DIGITAL_VOLUME_3R, WM5100_IN3L_MUTE_SHIFT, 1, 1),
564 SOC_DOUBLE_R("IN4 Switch", WM5100_ADC_DIGITAL_VOLUME_4L,
565 	     WM5100_ADC_DIGITAL_VOLUME_4R, WM5100_IN4L_MUTE_SHIFT, 1, 1),
566 
567 SND_SOC_BYTES_MASK("EQ1 Coefficients", WM5100_EQ1_1, 20, WM5100_EQ1_ENA),
568 SND_SOC_BYTES_MASK("EQ2 Coefficients", WM5100_EQ2_1, 20, WM5100_EQ2_ENA),
569 SND_SOC_BYTES_MASK("EQ3 Coefficients", WM5100_EQ3_1, 20, WM5100_EQ3_ENA),
570 SND_SOC_BYTES_MASK("EQ4 Coefficients", WM5100_EQ4_1, 20, WM5100_EQ4_ENA),
571 
572 SND_SOC_BYTES_MASK("DRC Coefficients", WM5100_DRC1_CTRL1, 5,
573 		   WM5100_DRCL_ENA | WM5100_DRCR_ENA),
574 
575 SND_SOC_BYTES("LHPF1 Coefficeints", WM5100_HPLPF1_2, 1),
576 SND_SOC_BYTES("LHPF2 Coefficeints", WM5100_HPLPF2_2, 1),
577 SND_SOC_BYTES("LHPF3 Coefficeints", WM5100_HPLPF3_2, 1),
578 SND_SOC_BYTES("LHPF4 Coefficeints", WM5100_HPLPF4_2, 1),
579 
580 SOC_SINGLE("HPOUT1 High Performance Switch", WM5100_OUT_VOLUME_1L,
581 	   WM5100_OUT1_OSR_SHIFT, 1, 0),
582 SOC_SINGLE("HPOUT2 High Performance Switch", WM5100_OUT_VOLUME_2L,
583 	   WM5100_OUT2_OSR_SHIFT, 1, 0),
584 SOC_SINGLE("HPOUT3 High Performance Switch", WM5100_OUT_VOLUME_3L,
585 	   WM5100_OUT3_OSR_SHIFT, 1, 0),
586 SOC_SINGLE("SPKOUT High Performance Switch", WM5100_OUT_VOLUME_4L,
587 	   WM5100_OUT4_OSR_SHIFT, 1, 0),
588 SOC_SINGLE("SPKDAT1 High Performance Switch", WM5100_DAC_VOLUME_LIMIT_5L,
589 	   WM5100_OUT5_OSR_SHIFT, 1, 0),
590 SOC_SINGLE("SPKDAT2 High Performance Switch", WM5100_DAC_VOLUME_LIMIT_6L,
591 	   WM5100_OUT6_OSR_SHIFT, 1, 0),
592 
593 SOC_DOUBLE_R_TLV("HPOUT1 Digital Volume", WM5100_DAC_DIGITAL_VOLUME_1L,
594 		 WM5100_DAC_DIGITAL_VOLUME_1R, WM5100_OUT1L_VOL_SHIFT, 159, 0,
595 		 digital_tlv),
596 SOC_DOUBLE_R_TLV("HPOUT2 Digital Volume", WM5100_DAC_DIGITAL_VOLUME_2L,
597 		 WM5100_DAC_DIGITAL_VOLUME_2R, WM5100_OUT2L_VOL_SHIFT, 159, 0,
598 		 digital_tlv),
599 SOC_DOUBLE_R_TLV("HPOUT3 Digital Volume", WM5100_DAC_DIGITAL_VOLUME_3L,
600 		 WM5100_DAC_DIGITAL_VOLUME_3R, WM5100_OUT3L_VOL_SHIFT, 159, 0,
601 		 digital_tlv),
602 SOC_DOUBLE_R_TLV("SPKOUT Digital Volume", WM5100_DAC_DIGITAL_VOLUME_4L,
603 		 WM5100_DAC_DIGITAL_VOLUME_4R, WM5100_OUT4L_VOL_SHIFT, 159, 0,
604 		 digital_tlv),
605 SOC_DOUBLE_R_TLV("SPKDAT1 Digital Volume", WM5100_DAC_DIGITAL_VOLUME_5L,
606 		 WM5100_DAC_DIGITAL_VOLUME_5R, WM5100_OUT5L_VOL_SHIFT, 159, 0,
607 		 digital_tlv),
608 SOC_DOUBLE_R_TLV("SPKDAT2 Digital Volume", WM5100_DAC_DIGITAL_VOLUME_6L,
609 		 WM5100_DAC_DIGITAL_VOLUME_6R, WM5100_OUT6L_VOL_SHIFT, 159, 0,
610 		 digital_tlv),
611 
612 SOC_DOUBLE_R("HPOUT1 Digital Switch", WM5100_DAC_DIGITAL_VOLUME_1L,
613 	     WM5100_DAC_DIGITAL_VOLUME_1R, WM5100_OUT1L_MUTE_SHIFT, 1, 1),
614 SOC_DOUBLE_R("HPOUT2 Digital Switch", WM5100_DAC_DIGITAL_VOLUME_2L,
615 	     WM5100_DAC_DIGITAL_VOLUME_2R, WM5100_OUT2L_MUTE_SHIFT, 1, 1),
616 SOC_DOUBLE_R("HPOUT3 Digital Switch", WM5100_DAC_DIGITAL_VOLUME_3L,
617 	     WM5100_DAC_DIGITAL_VOLUME_3R, WM5100_OUT3L_MUTE_SHIFT, 1, 1),
618 SOC_DOUBLE_R("SPKOUT Digital Switch", WM5100_DAC_DIGITAL_VOLUME_4L,
619 	     WM5100_DAC_DIGITAL_VOLUME_4R, WM5100_OUT4L_MUTE_SHIFT, 1, 1),
620 SOC_DOUBLE_R("SPKDAT1 Digital Switch", WM5100_DAC_DIGITAL_VOLUME_5L,
621 	     WM5100_DAC_DIGITAL_VOLUME_5R, WM5100_OUT5L_MUTE_SHIFT, 1, 1),
622 SOC_DOUBLE_R("SPKDAT2 Digital Switch", WM5100_DAC_DIGITAL_VOLUME_6L,
623 	     WM5100_DAC_DIGITAL_VOLUME_6R, WM5100_OUT6L_MUTE_SHIFT, 1, 1),
624 
625 /* FIXME: Only valid from -12dB to 0dB (52-64) */
626 SOC_DOUBLE_R_TLV("HPOUT1 Volume", WM5100_OUT_VOLUME_1L, WM5100_OUT_VOLUME_1R,
627 		 WM5100_OUT1L_PGA_VOL_SHIFT, 64, 0, out_tlv),
628 SOC_DOUBLE_R_TLV("HPOUT2 Volume", WM5100_OUT_VOLUME_2L, WM5100_OUT_VOLUME_2R,
629 		 WM5100_OUT2L_PGA_VOL_SHIFT, 64, 0, out_tlv),
630 SOC_DOUBLE_R_TLV("HPOUT3 Volume", WM5100_OUT_VOLUME_3L, WM5100_OUT_VOLUME_3R,
631 		 WM5100_OUT2L_PGA_VOL_SHIFT, 64, 0, out_tlv),
632 
633 SOC_DOUBLE("SPKDAT1 Switch", WM5100_PDM_SPK1_CTRL_1, WM5100_SPK1L_MUTE_SHIFT,
634 	   WM5100_SPK1R_MUTE_SHIFT, 1, 1),
635 SOC_DOUBLE("SPKDAT2 Switch", WM5100_PDM_SPK2_CTRL_1, WM5100_SPK2L_MUTE_SHIFT,
636 	   WM5100_SPK2R_MUTE_SHIFT, 1, 1),
637 
638 SOC_SINGLE_TLV("EQ1 Band 1 Volume", WM5100_EQ1_1, WM5100_EQ1_B1_GAIN_SHIFT,
639 	       24, 0, eq_tlv),
640 SOC_SINGLE_TLV("EQ1 Band 2 Volume", WM5100_EQ1_1, WM5100_EQ1_B2_GAIN_SHIFT,
641 	       24, 0, eq_tlv),
642 SOC_SINGLE_TLV("EQ1 Band 3 Volume", WM5100_EQ1_1, WM5100_EQ1_B3_GAIN_SHIFT,
643 	       24, 0, eq_tlv),
644 SOC_SINGLE_TLV("EQ1 Band 4 Volume", WM5100_EQ1_2, WM5100_EQ1_B4_GAIN_SHIFT,
645 	       24, 0, eq_tlv),
646 SOC_SINGLE_TLV("EQ1 Band 5 Volume", WM5100_EQ1_2, WM5100_EQ1_B5_GAIN_SHIFT,
647 	       24, 0, eq_tlv),
648 
649 SOC_SINGLE_TLV("EQ2 Band 1 Volume", WM5100_EQ2_1, WM5100_EQ2_B1_GAIN_SHIFT,
650 	       24, 0, eq_tlv),
651 SOC_SINGLE_TLV("EQ2 Band 2 Volume", WM5100_EQ2_1, WM5100_EQ2_B2_GAIN_SHIFT,
652 	       24, 0, eq_tlv),
653 SOC_SINGLE_TLV("EQ2 Band 3 Volume", WM5100_EQ2_1, WM5100_EQ2_B3_GAIN_SHIFT,
654 	       24, 0, eq_tlv),
655 SOC_SINGLE_TLV("EQ2 Band 4 Volume", WM5100_EQ2_2, WM5100_EQ2_B4_GAIN_SHIFT,
656 	       24, 0, eq_tlv),
657 SOC_SINGLE_TLV("EQ2 Band 5 Volume", WM5100_EQ2_2, WM5100_EQ2_B5_GAIN_SHIFT,
658 	       24, 0, eq_tlv),
659 
660 SOC_SINGLE_TLV("EQ3 Band 1 Volume", WM5100_EQ1_1, WM5100_EQ3_B1_GAIN_SHIFT,
661 	       24, 0, eq_tlv),
662 SOC_SINGLE_TLV("EQ3 Band 2 Volume", WM5100_EQ3_1, WM5100_EQ3_B2_GAIN_SHIFT,
663 	       24, 0, eq_tlv),
664 SOC_SINGLE_TLV("EQ3 Band 3 Volume", WM5100_EQ3_1, WM5100_EQ3_B3_GAIN_SHIFT,
665 	       24, 0, eq_tlv),
666 SOC_SINGLE_TLV("EQ3 Band 4 Volume", WM5100_EQ3_2, WM5100_EQ3_B4_GAIN_SHIFT,
667 	       24, 0, eq_tlv),
668 SOC_SINGLE_TLV("EQ3 Band 5 Volume", WM5100_EQ3_2, WM5100_EQ3_B5_GAIN_SHIFT,
669 	       24, 0, eq_tlv),
670 
671 SOC_SINGLE_TLV("EQ4 Band 1 Volume", WM5100_EQ4_1, WM5100_EQ4_B1_GAIN_SHIFT,
672 	       24, 0, eq_tlv),
673 SOC_SINGLE_TLV("EQ4 Band 2 Volume", WM5100_EQ4_1, WM5100_EQ4_B2_GAIN_SHIFT,
674 	       24, 0, eq_tlv),
675 SOC_SINGLE_TLV("EQ4 Band 3 Volume", WM5100_EQ4_1, WM5100_EQ4_B3_GAIN_SHIFT,
676 	       24, 0, eq_tlv),
677 SOC_SINGLE_TLV("EQ4 Band 4 Volume", WM5100_EQ4_2, WM5100_EQ4_B4_GAIN_SHIFT,
678 	       24, 0, eq_tlv),
679 SOC_SINGLE_TLV("EQ4 Band 5 Volume", WM5100_EQ4_2, WM5100_EQ4_B5_GAIN_SHIFT,
680 	       24, 0, eq_tlv),
681 
682 SOC_ENUM("LHPF1 Mode", wm5100_lhpf1_mode),
683 SOC_ENUM("LHPF2 Mode", wm5100_lhpf2_mode),
684 SOC_ENUM("LHPF3 Mode", wm5100_lhpf3_mode),
685 SOC_ENUM("LHPF4 Mode", wm5100_lhpf4_mode),
686 
687 WM5100_MIXER_CONTROLS("HPOUT1L", WM5100_OUT1LMIX_INPUT_1_SOURCE),
688 WM5100_MIXER_CONTROLS("HPOUT1R", WM5100_OUT1RMIX_INPUT_1_SOURCE),
689 WM5100_MIXER_CONTROLS("HPOUT2L", WM5100_OUT2LMIX_INPUT_1_SOURCE),
690 WM5100_MIXER_CONTROLS("HPOUT2R", WM5100_OUT2RMIX_INPUT_1_SOURCE),
691 WM5100_MIXER_CONTROLS("HPOUT3L", WM5100_OUT3LMIX_INPUT_1_SOURCE),
692 WM5100_MIXER_CONTROLS("HPOUT3R", WM5100_OUT3RMIX_INPUT_1_SOURCE),
693 
694 WM5100_MIXER_CONTROLS("SPKOUTL", WM5100_OUT4LMIX_INPUT_1_SOURCE),
695 WM5100_MIXER_CONTROLS("SPKOUTR", WM5100_OUT4RMIX_INPUT_1_SOURCE),
696 WM5100_MIXER_CONTROLS("SPKDAT1L", WM5100_OUT5LMIX_INPUT_1_SOURCE),
697 WM5100_MIXER_CONTROLS("SPKDAT1R", WM5100_OUT5RMIX_INPUT_1_SOURCE),
698 WM5100_MIXER_CONTROLS("SPKDAT2L", WM5100_OUT6LMIX_INPUT_1_SOURCE),
699 WM5100_MIXER_CONTROLS("SPKDAT2R", WM5100_OUT6RMIX_INPUT_1_SOURCE),
700 
701 WM5100_MIXER_CONTROLS("PWM1", WM5100_PWM1MIX_INPUT_1_SOURCE),
702 WM5100_MIXER_CONTROLS("PWM2", WM5100_PWM2MIX_INPUT_1_SOURCE),
703 
704 WM5100_MIXER_CONTROLS("AIF1TX1", WM5100_AIF1TX1MIX_INPUT_1_SOURCE),
705 WM5100_MIXER_CONTROLS("AIF1TX2", WM5100_AIF1TX2MIX_INPUT_1_SOURCE),
706 WM5100_MIXER_CONTROLS("AIF1TX3", WM5100_AIF1TX3MIX_INPUT_1_SOURCE),
707 WM5100_MIXER_CONTROLS("AIF1TX4", WM5100_AIF1TX4MIX_INPUT_1_SOURCE),
708 WM5100_MIXER_CONTROLS("AIF1TX5", WM5100_AIF1TX5MIX_INPUT_1_SOURCE),
709 WM5100_MIXER_CONTROLS("AIF1TX6", WM5100_AIF1TX6MIX_INPUT_1_SOURCE),
710 WM5100_MIXER_CONTROLS("AIF1TX7", WM5100_AIF1TX7MIX_INPUT_1_SOURCE),
711 WM5100_MIXER_CONTROLS("AIF1TX8", WM5100_AIF1TX8MIX_INPUT_1_SOURCE),
712 
713 WM5100_MIXER_CONTROLS("AIF2TX1", WM5100_AIF2TX1MIX_INPUT_1_SOURCE),
714 WM5100_MIXER_CONTROLS("AIF2TX2", WM5100_AIF2TX2MIX_INPUT_1_SOURCE),
715 
716 WM5100_MIXER_CONTROLS("AIF3TX1", WM5100_AIF3TX1MIX_INPUT_1_SOURCE),
717 WM5100_MIXER_CONTROLS("AIF3TX2", WM5100_AIF3TX2MIX_INPUT_1_SOURCE),
718 
719 WM5100_MIXER_CONTROLS("EQ1", WM5100_EQ1MIX_INPUT_1_SOURCE),
720 WM5100_MIXER_CONTROLS("EQ2", WM5100_EQ2MIX_INPUT_1_SOURCE),
721 WM5100_MIXER_CONTROLS("EQ3", WM5100_EQ3MIX_INPUT_1_SOURCE),
722 WM5100_MIXER_CONTROLS("EQ4", WM5100_EQ4MIX_INPUT_1_SOURCE),
723 
724 WM5100_MIXER_CONTROLS("DRC1L", WM5100_DRC1LMIX_INPUT_1_SOURCE),
725 WM5100_MIXER_CONTROLS("DRC1R", WM5100_DRC1RMIX_INPUT_1_SOURCE),
726 SND_SOC_BYTES_MASK("DRC", WM5100_DRC1_CTRL1, 5,
727 		   WM5100_DRCL_ENA | WM5100_DRCR_ENA),
728 
729 WM5100_MIXER_CONTROLS("LHPF1", WM5100_HPLP1MIX_INPUT_1_SOURCE),
730 WM5100_MIXER_CONTROLS("LHPF2", WM5100_HPLP2MIX_INPUT_1_SOURCE),
731 WM5100_MIXER_CONTROLS("LHPF3", WM5100_HPLP3MIX_INPUT_1_SOURCE),
732 WM5100_MIXER_CONTROLS("LHPF4", WM5100_HPLP4MIX_INPUT_1_SOURCE),
733 };
734 
735 static void wm5100_seq_notifier(struct snd_soc_dapm_context *dapm,
736 				enum snd_soc_dapm_type event, int subseq)
737 {
738 	struct snd_soc_codec *codec = snd_soc_dapm_to_codec(dapm);
739 	struct wm5100_priv *wm5100 = snd_soc_codec_get_drvdata(codec);
740 	u16 val, expect, i;
741 
742 	/* Wait for the outputs to flag themselves as enabled */
743 	if (wm5100->out_ena[0]) {
744 		expect = snd_soc_read(codec, WM5100_CHANNEL_ENABLES_1);
745 		for (i = 0; i < 200; i++) {
746 			val = snd_soc_read(codec, WM5100_OUTPUT_STATUS_1);
747 			if (val == expect) {
748 				wm5100->out_ena[0] = false;
749 				break;
750 			}
751 		}
752 		if (i == 200) {
753 			dev_err(codec->dev, "Timeout waiting for OUTPUT1 %x\n",
754 				expect);
755 		}
756 	}
757 
758 	if (wm5100->out_ena[1]) {
759 		expect = snd_soc_read(codec, WM5100_OUTPUT_ENABLES_2);
760 		for (i = 0; i < 200; i++) {
761 			val = snd_soc_read(codec, WM5100_OUTPUT_STATUS_2);
762 			if (val == expect) {
763 				wm5100->out_ena[1] = false;
764 				break;
765 			}
766 		}
767 		if (i == 200) {
768 			dev_err(codec->dev, "Timeout waiting for OUTPUT2 %x\n",
769 				expect);
770 		}
771 	}
772 }
773 
774 static int wm5100_out_ev(struct snd_soc_dapm_widget *w,
775 			 struct snd_kcontrol *kcontrol,
776 			 int event)
777 {
778 	struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
779 	struct wm5100_priv *wm5100 = snd_soc_codec_get_drvdata(codec);
780 
781 	switch (w->reg) {
782 	case WM5100_CHANNEL_ENABLES_1:
783 		wm5100->out_ena[0] = true;
784 		break;
785 	case WM5100_OUTPUT_ENABLES_2:
786 		wm5100->out_ena[0] = true;
787 		break;
788 	default:
789 		break;
790 	}
791 
792 	return 0;
793 }
794 
795 static void wm5100_log_status3(struct wm5100_priv *wm5100, int val)
796 {
797 	if (val & WM5100_SPK_SHUTDOWN_WARN_EINT)
798 		dev_crit(wm5100->dev, "Speaker shutdown warning\n");
799 	if (val & WM5100_SPK_SHUTDOWN_EINT)
800 		dev_crit(wm5100->dev, "Speaker shutdown\n");
801 	if (val & WM5100_CLKGEN_ERR_EINT)
802 		dev_crit(wm5100->dev, "SYSCLK underclocked\n");
803 	if (val & WM5100_CLKGEN_ERR_ASYNC_EINT)
804 		dev_crit(wm5100->dev, "ASYNCCLK underclocked\n");
805 }
806 
807 static void wm5100_log_status4(struct wm5100_priv *wm5100, int val)
808 {
809 	if (val & WM5100_AIF3_ERR_EINT)
810 		dev_err(wm5100->dev, "AIF3 configuration error\n");
811 	if (val & WM5100_AIF2_ERR_EINT)
812 		dev_err(wm5100->dev, "AIF2 configuration error\n");
813 	if (val & WM5100_AIF1_ERR_EINT)
814 		dev_err(wm5100->dev, "AIF1 configuration error\n");
815 	if (val & WM5100_CTRLIF_ERR_EINT)
816 		dev_err(wm5100->dev, "Control interface error\n");
817 	if (val & WM5100_ISRC2_UNDERCLOCKED_EINT)
818 		dev_err(wm5100->dev, "ISRC2 underclocked\n");
819 	if (val & WM5100_ISRC1_UNDERCLOCKED_EINT)
820 		dev_err(wm5100->dev, "ISRC1 underclocked\n");
821 	if (val & WM5100_FX_UNDERCLOCKED_EINT)
822 		dev_err(wm5100->dev, "FX underclocked\n");
823 	if (val & WM5100_AIF3_UNDERCLOCKED_EINT)
824 		dev_err(wm5100->dev, "AIF3 underclocked\n");
825 	if (val & WM5100_AIF2_UNDERCLOCKED_EINT)
826 		dev_err(wm5100->dev, "AIF2 underclocked\n");
827 	if (val & WM5100_AIF1_UNDERCLOCKED_EINT)
828 		dev_err(wm5100->dev, "AIF1 underclocked\n");
829 	if (val & WM5100_ASRC_UNDERCLOCKED_EINT)
830 		dev_err(wm5100->dev, "ASRC underclocked\n");
831 	if (val & WM5100_DAC_UNDERCLOCKED_EINT)
832 		dev_err(wm5100->dev, "DAC underclocked\n");
833 	if (val & WM5100_ADC_UNDERCLOCKED_EINT)
834 		dev_err(wm5100->dev, "ADC underclocked\n");
835 	if (val & WM5100_MIXER_UNDERCLOCKED_EINT)
836 		dev_err(wm5100->dev, "Mixer underclocked\n");
837 }
838 
839 static int wm5100_post_ev(struct snd_soc_dapm_widget *w,
840 			  struct snd_kcontrol *kcontrol,
841 			  int event)
842 {
843 	struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
844 	struct wm5100_priv *wm5100 = snd_soc_codec_get_drvdata(codec);
845 	int ret;
846 
847 	ret = snd_soc_read(codec, WM5100_INTERRUPT_RAW_STATUS_3);
848 	ret &= WM5100_SPK_SHUTDOWN_WARN_STS |
849 		WM5100_SPK_SHUTDOWN_STS | WM5100_CLKGEN_ERR_STS |
850 		WM5100_CLKGEN_ERR_ASYNC_STS;
851 	wm5100_log_status3(wm5100, ret);
852 
853 	ret = snd_soc_read(codec, WM5100_INTERRUPT_RAW_STATUS_4);
854 	wm5100_log_status4(wm5100, ret);
855 
856 	return 0;
857 }
858 
859 static const struct snd_soc_dapm_widget wm5100_dapm_widgets[] = {
860 SND_SOC_DAPM_SUPPLY("SYSCLK", WM5100_CLOCKING_3, WM5100_SYSCLK_ENA_SHIFT, 0,
861 		    NULL, 0),
862 SND_SOC_DAPM_SUPPLY("ASYNCCLK", WM5100_CLOCKING_6, WM5100_ASYNC_CLK_ENA_SHIFT,
863 		    0, NULL, 0),
864 
865 SND_SOC_DAPM_REGULATOR_SUPPLY("CPVDD", 20, 0),
866 SND_SOC_DAPM_REGULATOR_SUPPLY("DBVDD2", 0, 0),
867 SND_SOC_DAPM_REGULATOR_SUPPLY("DBVDD3", 0, 0),
868 
869 SND_SOC_DAPM_SUPPLY("CP1", WM5100_HP_CHARGE_PUMP_1, WM5100_CP1_ENA_SHIFT, 0,
870 		    NULL, 0),
871 SND_SOC_DAPM_SUPPLY("CP2", WM5100_MIC_CHARGE_PUMP_1, WM5100_CP2_ENA_SHIFT, 0,
872 		    NULL, 0),
873 SND_SOC_DAPM_SUPPLY("CP2 Active", WM5100_MIC_CHARGE_PUMP_1,
874 		    WM5100_CP2_BYPASS_SHIFT, 1, NULL, 0),
875 
876 SND_SOC_DAPM_SUPPLY("MICBIAS1", WM5100_MIC_BIAS_CTRL_1, WM5100_MICB1_ENA_SHIFT,
877 		    0, NULL, 0),
878 SND_SOC_DAPM_SUPPLY("MICBIAS2", WM5100_MIC_BIAS_CTRL_2, WM5100_MICB2_ENA_SHIFT,
879 		    0, NULL, 0),
880 SND_SOC_DAPM_SUPPLY("MICBIAS3", WM5100_MIC_BIAS_CTRL_3, WM5100_MICB3_ENA_SHIFT,
881 		    0, NULL, 0),
882 
883 SND_SOC_DAPM_INPUT("IN1L"),
884 SND_SOC_DAPM_INPUT("IN1R"),
885 SND_SOC_DAPM_INPUT("IN2L"),
886 SND_SOC_DAPM_INPUT("IN2R"),
887 SND_SOC_DAPM_INPUT("IN3L"),
888 SND_SOC_DAPM_INPUT("IN3R"),
889 SND_SOC_DAPM_INPUT("IN4L"),
890 SND_SOC_DAPM_INPUT("IN4R"),
891 SND_SOC_DAPM_SIGGEN("TONE"),
892 
893 SND_SOC_DAPM_PGA_E("IN1L PGA", WM5100_INPUT_ENABLES, WM5100_IN1L_ENA_SHIFT, 0,
894 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
895 SND_SOC_DAPM_PGA_E("IN1R PGA", WM5100_INPUT_ENABLES, WM5100_IN1R_ENA_SHIFT, 0,
896 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
897 SND_SOC_DAPM_PGA_E("IN2L PGA", WM5100_INPUT_ENABLES, WM5100_IN2L_ENA_SHIFT, 0,
898 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
899 SND_SOC_DAPM_PGA_E("IN2R PGA", WM5100_INPUT_ENABLES, WM5100_IN2R_ENA_SHIFT, 0,
900 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
901 SND_SOC_DAPM_PGA_E("IN3L PGA", WM5100_INPUT_ENABLES, WM5100_IN3L_ENA_SHIFT, 0,
902 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
903 SND_SOC_DAPM_PGA_E("IN3R PGA", WM5100_INPUT_ENABLES, WM5100_IN3R_ENA_SHIFT, 0,
904 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
905 SND_SOC_DAPM_PGA_E("IN4L PGA", WM5100_INPUT_ENABLES, WM5100_IN4L_ENA_SHIFT, 0,
906 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
907 SND_SOC_DAPM_PGA_E("IN4R PGA", WM5100_INPUT_ENABLES, WM5100_IN4R_ENA_SHIFT, 0,
908 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
909 
910 SND_SOC_DAPM_PGA("Tone Generator 1", WM5100_TONE_GENERATOR_1,
911 		 WM5100_TONE1_ENA_SHIFT, 0, NULL, 0),
912 SND_SOC_DAPM_PGA("Tone Generator 2", WM5100_TONE_GENERATOR_1,
913 		 WM5100_TONE2_ENA_SHIFT, 0, NULL, 0),
914 
915 SND_SOC_DAPM_AIF_IN("AIF1RX1", "AIF1 Playback", 0,
916 		    WM5100_AUDIO_IF_1_27, WM5100_AIF1RX1_ENA_SHIFT, 0),
917 SND_SOC_DAPM_AIF_IN("AIF1RX2", "AIF1 Playback", 1,
918 		    WM5100_AUDIO_IF_1_27, WM5100_AIF1RX2_ENA_SHIFT, 0),
919 SND_SOC_DAPM_AIF_IN("AIF1RX3", "AIF1 Playback", 2,
920 		    WM5100_AUDIO_IF_1_27, WM5100_AIF1RX3_ENA_SHIFT, 0),
921 SND_SOC_DAPM_AIF_IN("AIF1RX4", "AIF1 Playback", 3,
922 		    WM5100_AUDIO_IF_1_27, WM5100_AIF1RX4_ENA_SHIFT, 0),
923 SND_SOC_DAPM_AIF_IN("AIF1RX5", "AIF1 Playback", 4,
924 		    WM5100_AUDIO_IF_1_27, WM5100_AIF1RX5_ENA_SHIFT, 0),
925 SND_SOC_DAPM_AIF_IN("AIF1RX6", "AIF1 Playback", 5,
926 		    WM5100_AUDIO_IF_1_27, WM5100_AIF1RX6_ENA_SHIFT, 0),
927 SND_SOC_DAPM_AIF_IN("AIF1RX7", "AIF1 Playback", 6,
928 		    WM5100_AUDIO_IF_1_27, WM5100_AIF1RX7_ENA_SHIFT, 0),
929 SND_SOC_DAPM_AIF_IN("AIF1RX8", "AIF1 Playback", 7,
930 		    WM5100_AUDIO_IF_1_27, WM5100_AIF1RX8_ENA_SHIFT, 0),
931 
932 SND_SOC_DAPM_AIF_IN("AIF2RX1", "AIF2 Playback", 0,
933 		    WM5100_AUDIO_IF_2_27, WM5100_AIF2RX1_ENA_SHIFT, 0),
934 SND_SOC_DAPM_AIF_IN("AIF2RX2", "AIF2 Playback", 1,
935 		    WM5100_AUDIO_IF_2_27, WM5100_AIF2RX2_ENA_SHIFT, 0),
936 
937 SND_SOC_DAPM_AIF_IN("AIF3RX1", "AIF3 Playback", 0,
938 		    WM5100_AUDIO_IF_3_27, WM5100_AIF3RX1_ENA_SHIFT, 0),
939 SND_SOC_DAPM_AIF_IN("AIF3RX2", "AIF3 Playback", 1,
940 		    WM5100_AUDIO_IF_3_27, WM5100_AIF3RX2_ENA_SHIFT, 0),
941 
942 SND_SOC_DAPM_AIF_OUT("AIF1TX1", "AIF1 Capture", 0,
943 		    WM5100_AUDIO_IF_1_26, WM5100_AIF1TX1_ENA_SHIFT, 0),
944 SND_SOC_DAPM_AIF_OUT("AIF1TX2", "AIF1 Capture", 1,
945 		    WM5100_AUDIO_IF_1_26, WM5100_AIF1TX2_ENA_SHIFT, 0),
946 SND_SOC_DAPM_AIF_OUT("AIF1TX3", "AIF1 Capture", 2,
947 		    WM5100_AUDIO_IF_1_26, WM5100_AIF1TX3_ENA_SHIFT, 0),
948 SND_SOC_DAPM_AIF_OUT("AIF1TX4", "AIF1 Capture", 3,
949 		    WM5100_AUDIO_IF_1_26, WM5100_AIF1TX4_ENA_SHIFT, 0),
950 SND_SOC_DAPM_AIF_OUT("AIF1TX5", "AIF1 Capture", 4,
951 		    WM5100_AUDIO_IF_1_26, WM5100_AIF1TX5_ENA_SHIFT, 0),
952 SND_SOC_DAPM_AIF_OUT("AIF1TX6", "AIF1 Capture", 5,
953 		    WM5100_AUDIO_IF_1_26, WM5100_AIF1TX6_ENA_SHIFT, 0),
954 SND_SOC_DAPM_AIF_OUT("AIF1TX7", "AIF1 Capture", 6,
955 		    WM5100_AUDIO_IF_1_26, WM5100_AIF1TX7_ENA_SHIFT, 0),
956 SND_SOC_DAPM_AIF_OUT("AIF1TX8", "AIF1 Capture", 7,
957 		    WM5100_AUDIO_IF_1_26, WM5100_AIF1TX8_ENA_SHIFT, 0),
958 
959 SND_SOC_DAPM_AIF_OUT("AIF2TX1", "AIF2 Capture", 0,
960 		    WM5100_AUDIO_IF_2_26, WM5100_AIF2TX1_ENA_SHIFT, 0),
961 SND_SOC_DAPM_AIF_OUT("AIF2TX2", "AIF2 Capture", 1,
962 		    WM5100_AUDIO_IF_2_26, WM5100_AIF2TX2_ENA_SHIFT, 0),
963 
964 SND_SOC_DAPM_AIF_OUT("AIF3TX1", "AIF3 Capture", 0,
965 		    WM5100_AUDIO_IF_3_26, WM5100_AIF3TX1_ENA_SHIFT, 0),
966 SND_SOC_DAPM_AIF_OUT("AIF3TX2", "AIF3 Capture", 1,
967 		    WM5100_AUDIO_IF_3_26, WM5100_AIF3TX2_ENA_SHIFT, 0),
968 
969 SND_SOC_DAPM_PGA_E("OUT6L", WM5100_OUTPUT_ENABLES_2, WM5100_OUT6L_ENA_SHIFT, 0,
970 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
971 SND_SOC_DAPM_PGA_E("OUT6R", WM5100_OUTPUT_ENABLES_2, WM5100_OUT6R_ENA_SHIFT, 0,
972 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
973 SND_SOC_DAPM_PGA_E("OUT5L", WM5100_OUTPUT_ENABLES_2, WM5100_OUT5L_ENA_SHIFT, 0,
974 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
975 SND_SOC_DAPM_PGA_E("OUT5R", WM5100_OUTPUT_ENABLES_2, WM5100_OUT5R_ENA_SHIFT, 0,
976 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
977 SND_SOC_DAPM_PGA_E("OUT4L", WM5100_OUTPUT_ENABLES_2, WM5100_OUT4L_ENA_SHIFT, 0,
978 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
979 SND_SOC_DAPM_PGA_E("OUT4R", WM5100_OUTPUT_ENABLES_2, WM5100_OUT4R_ENA_SHIFT, 0,
980 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
981 SND_SOC_DAPM_PGA_E("OUT3L", WM5100_CHANNEL_ENABLES_1, WM5100_HP3L_ENA_SHIFT, 0,
982 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
983 SND_SOC_DAPM_PGA_E("OUT3R", WM5100_CHANNEL_ENABLES_1, WM5100_HP3R_ENA_SHIFT, 0,
984 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
985 SND_SOC_DAPM_PGA_E("OUT2L", WM5100_CHANNEL_ENABLES_1, WM5100_HP2L_ENA_SHIFT, 0,
986 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
987 SND_SOC_DAPM_PGA_E("OUT2R", WM5100_CHANNEL_ENABLES_1, WM5100_HP2R_ENA_SHIFT, 0,
988 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
989 SND_SOC_DAPM_PGA_E("OUT1L", WM5100_CHANNEL_ENABLES_1, WM5100_HP1L_ENA_SHIFT, 0,
990 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
991 SND_SOC_DAPM_PGA_E("OUT1R", WM5100_CHANNEL_ENABLES_1, WM5100_HP1R_ENA_SHIFT, 0,
992 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
993 SND_SOC_DAPM_PGA_E("PWM1 Driver", WM5100_PWM_DRIVE_1, WM5100_PWM1_ENA_SHIFT, 0,
994 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
995 SND_SOC_DAPM_PGA_E("PWM2 Driver", WM5100_PWM_DRIVE_1, WM5100_PWM2_ENA_SHIFT, 0,
996 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
997 
998 SND_SOC_DAPM_PGA("EQ1", WM5100_EQ1_1, WM5100_EQ1_ENA_SHIFT, 0, NULL, 0),
999 SND_SOC_DAPM_PGA("EQ2", WM5100_EQ2_1, WM5100_EQ2_ENA_SHIFT, 0, NULL, 0),
1000 SND_SOC_DAPM_PGA("EQ3", WM5100_EQ3_1, WM5100_EQ3_ENA_SHIFT, 0, NULL, 0),
1001 SND_SOC_DAPM_PGA("EQ4", WM5100_EQ4_1, WM5100_EQ4_ENA_SHIFT, 0, NULL, 0),
1002 
1003 SND_SOC_DAPM_PGA("DRC1L", WM5100_DRC1_CTRL1, WM5100_DRCL_ENA_SHIFT, 0,
1004 		 NULL, 0),
1005 SND_SOC_DAPM_PGA("DRC1R", WM5100_DRC1_CTRL1, WM5100_DRCR_ENA_SHIFT, 0,
1006 		 NULL, 0),
1007 
1008 SND_SOC_DAPM_PGA("LHPF1", WM5100_HPLPF1_1, WM5100_LHPF1_ENA_SHIFT, 0,
1009 		 NULL, 0),
1010 SND_SOC_DAPM_PGA("LHPF2", WM5100_HPLPF2_1, WM5100_LHPF2_ENA_SHIFT, 0,
1011 		 NULL, 0),
1012 SND_SOC_DAPM_PGA("LHPF3", WM5100_HPLPF3_1, WM5100_LHPF3_ENA_SHIFT, 0,
1013 		 NULL, 0),
1014 SND_SOC_DAPM_PGA("LHPF4", WM5100_HPLPF4_1, WM5100_LHPF4_ENA_SHIFT, 0,
1015 		 NULL, 0),
1016 
1017 WM5100_MIXER_WIDGETS(EQ1, "EQ1"),
1018 WM5100_MIXER_WIDGETS(EQ2, "EQ2"),
1019 WM5100_MIXER_WIDGETS(EQ3, "EQ3"),
1020 WM5100_MIXER_WIDGETS(EQ4, "EQ4"),
1021 
1022 WM5100_MIXER_WIDGETS(DRC1L, "DRC1L"),
1023 WM5100_MIXER_WIDGETS(DRC1R, "DRC1R"),
1024 
1025 WM5100_MIXER_WIDGETS(LHPF1, "LHPF1"),
1026 WM5100_MIXER_WIDGETS(LHPF2, "LHPF2"),
1027 WM5100_MIXER_WIDGETS(LHPF3, "LHPF3"),
1028 WM5100_MIXER_WIDGETS(LHPF4, "LHPF4"),
1029 
1030 WM5100_MIXER_WIDGETS(AIF1TX1, "AIF1TX1"),
1031 WM5100_MIXER_WIDGETS(AIF1TX2, "AIF1TX2"),
1032 WM5100_MIXER_WIDGETS(AIF1TX3, "AIF1TX3"),
1033 WM5100_MIXER_WIDGETS(AIF1TX4, "AIF1TX4"),
1034 WM5100_MIXER_WIDGETS(AIF1TX5, "AIF1TX5"),
1035 WM5100_MIXER_WIDGETS(AIF1TX6, "AIF1TX6"),
1036 WM5100_MIXER_WIDGETS(AIF1TX7, "AIF1TX7"),
1037 WM5100_MIXER_WIDGETS(AIF1TX8, "AIF1TX8"),
1038 
1039 WM5100_MIXER_WIDGETS(AIF2TX1, "AIF2TX1"),
1040 WM5100_MIXER_WIDGETS(AIF2TX2, "AIF2TX2"),
1041 
1042 WM5100_MIXER_WIDGETS(AIF3TX1, "AIF3TX1"),
1043 WM5100_MIXER_WIDGETS(AIF3TX2, "AIF3TX2"),
1044 
1045 WM5100_MIXER_WIDGETS(HPOUT1L, "HPOUT1L"),
1046 WM5100_MIXER_WIDGETS(HPOUT1R, "HPOUT1R"),
1047 WM5100_MIXER_WIDGETS(HPOUT2L, "HPOUT2L"),
1048 WM5100_MIXER_WIDGETS(HPOUT2R, "HPOUT2R"),
1049 WM5100_MIXER_WIDGETS(HPOUT3L, "HPOUT3L"),
1050 WM5100_MIXER_WIDGETS(HPOUT3R, "HPOUT3R"),
1051 
1052 WM5100_MIXER_WIDGETS(SPKOUTL, "SPKOUTL"),
1053 WM5100_MIXER_WIDGETS(SPKOUTR, "SPKOUTR"),
1054 WM5100_MIXER_WIDGETS(SPKDAT1L, "SPKDAT1L"),
1055 WM5100_MIXER_WIDGETS(SPKDAT1R, "SPKDAT1R"),
1056 WM5100_MIXER_WIDGETS(SPKDAT2L, "SPKDAT2L"),
1057 WM5100_MIXER_WIDGETS(SPKDAT2R, "SPKDAT2R"),
1058 
1059 WM5100_MIXER_WIDGETS(PWM1, "PWM1"),
1060 WM5100_MIXER_WIDGETS(PWM2, "PWM2"),
1061 
1062 SND_SOC_DAPM_OUTPUT("HPOUT1L"),
1063 SND_SOC_DAPM_OUTPUT("HPOUT1R"),
1064 SND_SOC_DAPM_OUTPUT("HPOUT2L"),
1065 SND_SOC_DAPM_OUTPUT("HPOUT2R"),
1066 SND_SOC_DAPM_OUTPUT("HPOUT3L"),
1067 SND_SOC_DAPM_OUTPUT("HPOUT3R"),
1068 SND_SOC_DAPM_OUTPUT("SPKOUTL"),
1069 SND_SOC_DAPM_OUTPUT("SPKOUTR"),
1070 SND_SOC_DAPM_OUTPUT("SPKDAT1"),
1071 SND_SOC_DAPM_OUTPUT("SPKDAT2"),
1072 SND_SOC_DAPM_OUTPUT("PWM1"),
1073 SND_SOC_DAPM_OUTPUT("PWM2"),
1074 };
1075 
1076 /* We register a _POST event if we don't have IRQ support so we can
1077  * look at the error status from the CODEC - if we've got the IRQ
1078  * hooked up then we will get prompted to look by an interrupt.
1079  */
1080 static const struct snd_soc_dapm_widget wm5100_dapm_widgets_noirq[] = {
1081 SND_SOC_DAPM_POST("Post", wm5100_post_ev),
1082 };
1083 
1084 static const struct snd_soc_dapm_route wm5100_dapm_routes[] = {
1085 	{ "CP1", NULL, "CPVDD" },
1086 	{ "CP2 Active", NULL, "CPVDD" },
1087 
1088 	{ "IN1L", NULL, "SYSCLK" },
1089 	{ "IN1R", NULL, "SYSCLK" },
1090 	{ "IN2L", NULL, "SYSCLK" },
1091 	{ "IN2R", NULL, "SYSCLK" },
1092 	{ "IN3L", NULL, "SYSCLK" },
1093 	{ "IN3R", NULL, "SYSCLK" },
1094 	{ "IN4L", NULL, "SYSCLK" },
1095 	{ "IN4R", NULL, "SYSCLK" },
1096 
1097 	{ "OUT1L", NULL, "SYSCLK" },
1098 	{ "OUT1R", NULL, "SYSCLK" },
1099 	{ "OUT2L", NULL, "SYSCLK" },
1100 	{ "OUT2R", NULL, "SYSCLK" },
1101 	{ "OUT3L", NULL, "SYSCLK" },
1102 	{ "OUT3R", NULL, "SYSCLK" },
1103 	{ "OUT4L", NULL, "SYSCLK" },
1104 	{ "OUT4R", NULL, "SYSCLK" },
1105 	{ "OUT5L", NULL, "SYSCLK" },
1106 	{ "OUT5R", NULL, "SYSCLK" },
1107 	{ "OUT6L", NULL, "SYSCLK" },
1108 	{ "OUT6R", NULL, "SYSCLK" },
1109 
1110 	{ "AIF1RX1", NULL, "SYSCLK" },
1111 	{ "AIF1RX2", NULL, "SYSCLK" },
1112 	{ "AIF1RX3", NULL, "SYSCLK" },
1113 	{ "AIF1RX4", NULL, "SYSCLK" },
1114 	{ "AIF1RX5", NULL, "SYSCLK" },
1115 	{ "AIF1RX6", NULL, "SYSCLK" },
1116 	{ "AIF1RX7", NULL, "SYSCLK" },
1117 	{ "AIF1RX8", NULL, "SYSCLK" },
1118 
1119 	{ "AIF2RX1", NULL, "SYSCLK" },
1120 	{ "AIF2RX1", NULL, "DBVDD2" },
1121 	{ "AIF2RX2", NULL, "SYSCLK" },
1122 	{ "AIF2RX2", NULL, "DBVDD2" },
1123 
1124 	{ "AIF3RX1", NULL, "SYSCLK" },
1125 	{ "AIF3RX1", NULL, "DBVDD3" },
1126 	{ "AIF3RX2", NULL, "SYSCLK" },
1127 	{ "AIF3RX2", NULL, "DBVDD3" },
1128 
1129 	{ "AIF1TX1", NULL, "SYSCLK" },
1130 	{ "AIF1TX2", NULL, "SYSCLK" },
1131 	{ "AIF1TX3", NULL, "SYSCLK" },
1132 	{ "AIF1TX4", NULL, "SYSCLK" },
1133 	{ "AIF1TX5", NULL, "SYSCLK" },
1134 	{ "AIF1TX6", NULL, "SYSCLK" },
1135 	{ "AIF1TX7", NULL, "SYSCLK" },
1136 	{ "AIF1TX8", NULL, "SYSCLK" },
1137 
1138 	{ "AIF2TX1", NULL, "SYSCLK" },
1139 	{ "AIF2TX1", NULL, "DBVDD2" },
1140 	{ "AIF2TX2", NULL, "SYSCLK" },
1141 	{ "AIF2TX2", NULL, "DBVDD2" },
1142 
1143 	{ "AIF3TX1", NULL, "SYSCLK" },
1144 	{ "AIF3TX1", NULL, "DBVDD3" },
1145 	{ "AIF3TX2", NULL, "SYSCLK" },
1146 	{ "AIF3TX2", NULL, "DBVDD3" },
1147 
1148 	{ "MICBIAS1", NULL, "CP2" },
1149 	{ "MICBIAS2", NULL, "CP2" },
1150 	{ "MICBIAS3", NULL, "CP2" },
1151 
1152 	{ "IN1L PGA", NULL, "CP2" },
1153 	{ "IN1R PGA", NULL, "CP2" },
1154 	{ "IN2L PGA", NULL, "CP2" },
1155 	{ "IN2R PGA", NULL, "CP2" },
1156 	{ "IN3L PGA", NULL, "CP2" },
1157 	{ "IN3R PGA", NULL, "CP2" },
1158 	{ "IN4L PGA", NULL, "CP2" },
1159 	{ "IN4R PGA", NULL, "CP2" },
1160 
1161 	{ "IN1L PGA", NULL, "CP2 Active" },
1162 	{ "IN1R PGA", NULL, "CP2 Active" },
1163 	{ "IN2L PGA", NULL, "CP2 Active" },
1164 	{ "IN2R PGA", NULL, "CP2 Active" },
1165 	{ "IN3L PGA", NULL, "CP2 Active" },
1166 	{ "IN3R PGA", NULL, "CP2 Active" },
1167 	{ "IN4L PGA", NULL, "CP2 Active" },
1168 	{ "IN4R PGA", NULL, "CP2 Active" },
1169 
1170 	{ "OUT1L", NULL, "CP1" },
1171 	{ "OUT1R", NULL, "CP1" },
1172 	{ "OUT2L", NULL, "CP1" },
1173 	{ "OUT2R", NULL, "CP1" },
1174 	{ "OUT3L", NULL, "CP1" },
1175 	{ "OUT3R", NULL, "CP1" },
1176 
1177 	{ "Tone Generator 1", NULL, "TONE" },
1178 	{ "Tone Generator 2", NULL, "TONE" },
1179 
1180 	{ "IN1L PGA", NULL, "IN1L" },
1181 	{ "IN1R PGA", NULL, "IN1R" },
1182 	{ "IN2L PGA", NULL, "IN2L" },
1183 	{ "IN2R PGA", NULL, "IN2R" },
1184 	{ "IN3L PGA", NULL, "IN3L" },
1185 	{ "IN3R PGA", NULL, "IN3R" },
1186 	{ "IN4L PGA", NULL, "IN4L" },
1187 	{ "IN4R PGA", NULL, "IN4R" },
1188 
1189 	WM5100_MIXER_ROUTES("OUT1L", "HPOUT1L"),
1190 	WM5100_MIXER_ROUTES("OUT1R", "HPOUT1R"),
1191 	WM5100_MIXER_ROUTES("OUT2L", "HPOUT2L"),
1192 	WM5100_MIXER_ROUTES("OUT2R", "HPOUT2R"),
1193 	WM5100_MIXER_ROUTES("OUT3L", "HPOUT3L"),
1194 	WM5100_MIXER_ROUTES("OUT3R", "HPOUT3R"),
1195 
1196 	WM5100_MIXER_ROUTES("OUT4L", "SPKOUTL"),
1197 	WM5100_MIXER_ROUTES("OUT4R", "SPKOUTR"),
1198 	WM5100_MIXER_ROUTES("OUT5L", "SPKDAT1L"),
1199 	WM5100_MIXER_ROUTES("OUT5R", "SPKDAT1R"),
1200 	WM5100_MIXER_ROUTES("OUT6L", "SPKDAT2L"),
1201 	WM5100_MIXER_ROUTES("OUT6R", "SPKDAT2R"),
1202 
1203 	WM5100_MIXER_ROUTES("PWM1 Driver", "PWM1"),
1204 	WM5100_MIXER_ROUTES("PWM2 Driver", "PWM2"),
1205 
1206 	WM5100_MIXER_ROUTES("AIF1TX1", "AIF1TX1"),
1207 	WM5100_MIXER_ROUTES("AIF1TX2", "AIF1TX2"),
1208 	WM5100_MIXER_ROUTES("AIF1TX3", "AIF1TX3"),
1209 	WM5100_MIXER_ROUTES("AIF1TX4", "AIF1TX4"),
1210 	WM5100_MIXER_ROUTES("AIF1TX5", "AIF1TX5"),
1211 	WM5100_MIXER_ROUTES("AIF1TX6", "AIF1TX6"),
1212 	WM5100_MIXER_ROUTES("AIF1TX7", "AIF1TX7"),
1213 	WM5100_MIXER_ROUTES("AIF1TX8", "AIF1TX8"),
1214 
1215 	WM5100_MIXER_ROUTES("AIF2TX1", "AIF2TX1"),
1216 	WM5100_MIXER_ROUTES("AIF2TX2", "AIF2TX2"),
1217 
1218 	WM5100_MIXER_ROUTES("AIF3TX1", "AIF3TX1"),
1219 	WM5100_MIXER_ROUTES("AIF3TX2", "AIF3TX2"),
1220 
1221 	WM5100_MIXER_ROUTES("EQ1", "EQ1"),
1222 	WM5100_MIXER_ROUTES("EQ2", "EQ2"),
1223 	WM5100_MIXER_ROUTES("EQ3", "EQ3"),
1224 	WM5100_MIXER_ROUTES("EQ4", "EQ4"),
1225 
1226 	WM5100_MIXER_ROUTES("DRC1L", "DRC1L"),
1227 	WM5100_MIXER_ROUTES("DRC1R", "DRC1R"),
1228 
1229 	WM5100_MIXER_ROUTES("LHPF1", "LHPF1"),
1230 	WM5100_MIXER_ROUTES("LHPF2", "LHPF2"),
1231 	WM5100_MIXER_ROUTES("LHPF3", "LHPF3"),
1232 	WM5100_MIXER_ROUTES("LHPF4", "LHPF4"),
1233 
1234 	{ "HPOUT1L", NULL, "OUT1L" },
1235 	{ "HPOUT1R", NULL, "OUT1R" },
1236 	{ "HPOUT2L", NULL, "OUT2L" },
1237 	{ "HPOUT2R", NULL, "OUT2R" },
1238 	{ "HPOUT3L", NULL, "OUT3L" },
1239 	{ "HPOUT3R", NULL, "OUT3R" },
1240 	{ "SPKOUTL", NULL, "OUT4L" },
1241 	{ "SPKOUTR", NULL, "OUT4R" },
1242 	{ "SPKDAT1", NULL, "OUT5L" },
1243 	{ "SPKDAT1", NULL, "OUT5R" },
1244 	{ "SPKDAT2", NULL, "OUT6L" },
1245 	{ "SPKDAT2", NULL, "OUT6R" },
1246 	{ "PWM1", NULL, "PWM1 Driver" },
1247 	{ "PWM2", NULL, "PWM2 Driver" },
1248 };
1249 
1250 static const struct reg_sequence wm5100_reva_patches[] = {
1251 	{ WM5100_AUDIO_IF_1_10, 0 },
1252 	{ WM5100_AUDIO_IF_1_11, 1 },
1253 	{ WM5100_AUDIO_IF_1_12, 2 },
1254 	{ WM5100_AUDIO_IF_1_13, 3 },
1255 	{ WM5100_AUDIO_IF_1_14, 4 },
1256 	{ WM5100_AUDIO_IF_1_15, 5 },
1257 	{ WM5100_AUDIO_IF_1_16, 6 },
1258 	{ WM5100_AUDIO_IF_1_17, 7 },
1259 
1260 	{ WM5100_AUDIO_IF_1_18, 0 },
1261 	{ WM5100_AUDIO_IF_1_19, 1 },
1262 	{ WM5100_AUDIO_IF_1_20, 2 },
1263 	{ WM5100_AUDIO_IF_1_21, 3 },
1264 	{ WM5100_AUDIO_IF_1_22, 4 },
1265 	{ WM5100_AUDIO_IF_1_23, 5 },
1266 	{ WM5100_AUDIO_IF_1_24, 6 },
1267 	{ WM5100_AUDIO_IF_1_25, 7 },
1268 
1269 	{ WM5100_AUDIO_IF_2_10, 0 },
1270 	{ WM5100_AUDIO_IF_2_11, 1 },
1271 
1272 	{ WM5100_AUDIO_IF_2_18, 0 },
1273 	{ WM5100_AUDIO_IF_2_19, 1 },
1274 
1275 	{ WM5100_AUDIO_IF_3_10, 0 },
1276 	{ WM5100_AUDIO_IF_3_11, 1 },
1277 
1278 	{ WM5100_AUDIO_IF_3_18, 0 },
1279 	{ WM5100_AUDIO_IF_3_19, 1 },
1280 };
1281 
1282 static int wm5100_set_fmt(struct snd_soc_dai *dai, unsigned int fmt)
1283 {
1284 	struct snd_soc_codec *codec = dai->codec;
1285 	int lrclk, bclk, mask, base;
1286 
1287 	base = dai->driver->base;
1288 
1289 	lrclk = 0;
1290 	bclk = 0;
1291 
1292 	switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1293 	case SND_SOC_DAIFMT_DSP_A:
1294 		mask = 0;
1295 		break;
1296 	case SND_SOC_DAIFMT_I2S:
1297 		mask = 2;
1298 		break;
1299 	default:
1300 		dev_err(codec->dev, "Unsupported DAI format %d\n",
1301 			fmt & SND_SOC_DAIFMT_FORMAT_MASK);
1302 		return -EINVAL;
1303 	}
1304 
1305 	switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
1306 	case SND_SOC_DAIFMT_CBS_CFS:
1307 		break;
1308 	case SND_SOC_DAIFMT_CBS_CFM:
1309 		lrclk |= WM5100_AIF1TX_LRCLK_MSTR;
1310 		break;
1311 	case SND_SOC_DAIFMT_CBM_CFS:
1312 		bclk |= WM5100_AIF1_BCLK_MSTR;
1313 		break;
1314 	case SND_SOC_DAIFMT_CBM_CFM:
1315 		lrclk |= WM5100_AIF1TX_LRCLK_MSTR;
1316 		bclk |= WM5100_AIF1_BCLK_MSTR;
1317 		break;
1318 	default:
1319 		dev_err(codec->dev, "Unsupported master mode %d\n",
1320 			fmt & SND_SOC_DAIFMT_MASTER_MASK);
1321 		return -EINVAL;
1322 	}
1323 
1324 	switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
1325 	case SND_SOC_DAIFMT_NB_NF:
1326 		break;
1327 	case SND_SOC_DAIFMT_IB_IF:
1328 		bclk |= WM5100_AIF1_BCLK_INV;
1329 		lrclk |= WM5100_AIF1TX_LRCLK_INV;
1330 		break;
1331 	case SND_SOC_DAIFMT_IB_NF:
1332 		bclk |= WM5100_AIF1_BCLK_INV;
1333 		break;
1334 	case SND_SOC_DAIFMT_NB_IF:
1335 		lrclk |= WM5100_AIF1TX_LRCLK_INV;
1336 		break;
1337 	default:
1338 		return -EINVAL;
1339 	}
1340 
1341 	snd_soc_update_bits(codec, base + 1, WM5100_AIF1_BCLK_MSTR |
1342 			    WM5100_AIF1_BCLK_INV, bclk);
1343 	snd_soc_update_bits(codec, base + 2, WM5100_AIF1TX_LRCLK_MSTR |
1344 			    WM5100_AIF1TX_LRCLK_INV, lrclk);
1345 	snd_soc_update_bits(codec, base + 3, WM5100_AIF1TX_LRCLK_MSTR |
1346 			    WM5100_AIF1TX_LRCLK_INV, lrclk);
1347 	snd_soc_update_bits(codec, base + 5, WM5100_AIF1_FMT_MASK, mask);
1348 
1349 	return 0;
1350 }
1351 
1352 #define WM5100_NUM_BCLK_RATES 19
1353 
1354 static int wm5100_bclk_rates_dat[WM5100_NUM_BCLK_RATES] = {
1355 	32000,
1356 	48000,
1357 	64000,
1358 	96000,
1359 	128000,
1360 	192000,
1361 	256000,
1362 	384000,
1363 	512000,
1364 	768000,
1365 	1024000,
1366 	1536000,
1367 	2048000,
1368 	3072000,
1369 	4096000,
1370 	6144000,
1371 	8192000,
1372 	12288000,
1373 	24576000,
1374 };
1375 
1376 static int wm5100_bclk_rates_cd[WM5100_NUM_BCLK_RATES] = {
1377 	29400,
1378 	44100,
1379 	58800,
1380 	88200,
1381 	117600,
1382 	176400,
1383 	235200,
1384 	352800,
1385 	470400,
1386 	705600,
1387 	940800,
1388 	1411200,
1389 	1881600,
1390 	2882400,
1391 	3763200,
1392 	5644800,
1393 	7526400,
1394 	11289600,
1395 	22579600,
1396 };
1397 
1398 static int wm5100_hw_params(struct snd_pcm_substream *substream,
1399 			    struct snd_pcm_hw_params *params,
1400 			    struct snd_soc_dai *dai)
1401 {
1402 	struct snd_soc_codec *codec = dai->codec;
1403 	struct wm5100_priv *wm5100 = snd_soc_codec_get_drvdata(codec);
1404 	bool async = wm5100->aif_async[dai->id];
1405 	int i, base, bclk, aif_rate, lrclk, wl, fl, sr;
1406 	int *bclk_rates;
1407 
1408 	base = dai->driver->base;
1409 
1410 	/* Data sizes if not using TDM */
1411 	wl = params_width(params);
1412 	if (wl < 0)
1413 		return wl;
1414 	fl = snd_soc_params_to_frame_size(params);
1415 	if (fl < 0)
1416 		return fl;
1417 
1418 	dev_dbg(codec->dev, "Word length %d bits, frame length %d bits\n",
1419 		wl, fl);
1420 
1421 	/* Target BCLK rate */
1422 	bclk = snd_soc_params_to_bclk(params);
1423 	if (bclk < 0)
1424 		return bclk;
1425 
1426 	/* Root for BCLK depends on SYS/ASYNCCLK */
1427 	if (!async) {
1428 		aif_rate = wm5100->sysclk;
1429 		sr = wm5100_alloc_sr(codec, params_rate(params));
1430 		if (sr < 0)
1431 			return sr;
1432 	} else {
1433 		/* If we're in ASYNCCLK set the ASYNC sample rate */
1434 		aif_rate = wm5100->asyncclk;
1435 		sr = 3;
1436 
1437 		for (i = 0; i < ARRAY_SIZE(wm5100_sr_code); i++)
1438 			if (params_rate(params) == wm5100_sr_code[i])
1439 				break;
1440 		if (i == ARRAY_SIZE(wm5100_sr_code)) {
1441 			dev_err(codec->dev, "Invalid rate %dHzn",
1442 				params_rate(params));
1443 			return -EINVAL;
1444 		}
1445 
1446 		/* TODO: We should really check for symmetry */
1447 		snd_soc_update_bits(codec, WM5100_CLOCKING_8,
1448 				    WM5100_ASYNC_SAMPLE_RATE_MASK, i);
1449 	}
1450 
1451 	if (!aif_rate) {
1452 		dev_err(codec->dev, "%s has no rate set\n",
1453 			async ? "ASYNCCLK" : "SYSCLK");
1454 		return -EINVAL;
1455 	}
1456 
1457 	dev_dbg(codec->dev, "Target BCLK is %dHz, using %dHz %s\n",
1458 		bclk, aif_rate, async ? "ASYNCCLK" : "SYSCLK");
1459 
1460 	if (aif_rate % 4000)
1461 		bclk_rates = wm5100_bclk_rates_cd;
1462 	else
1463 		bclk_rates = wm5100_bclk_rates_dat;
1464 
1465 	for (i = 0; i < WM5100_NUM_BCLK_RATES; i++)
1466 		if (bclk_rates[i] >= bclk && (bclk_rates[i] % bclk == 0))
1467 			break;
1468 	if (i == WM5100_NUM_BCLK_RATES) {
1469 		dev_err(codec->dev,
1470 			"No valid BCLK for %dHz found from %dHz %s\n",
1471 			bclk, aif_rate, async ? "ASYNCCLK" : "SYSCLK");
1472 		return -EINVAL;
1473 	}
1474 
1475 	bclk = i;
1476 	dev_dbg(codec->dev, "Setting %dHz BCLK\n", bclk_rates[bclk]);
1477 	snd_soc_update_bits(codec, base + 1, WM5100_AIF1_BCLK_FREQ_MASK, bclk);
1478 
1479 	lrclk = bclk_rates[bclk] / params_rate(params);
1480 	dev_dbg(codec->dev, "Setting %dHz LRCLK\n", bclk_rates[bclk] / lrclk);
1481 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK ||
1482 	    wm5100->aif_symmetric[dai->id])
1483 		snd_soc_update_bits(codec, base + 7,
1484 				    WM5100_AIF1RX_BCPF_MASK, lrclk);
1485 	else
1486 		snd_soc_update_bits(codec, base + 6,
1487 				    WM5100_AIF1TX_BCPF_MASK, lrclk);
1488 
1489 	i = (wl << WM5100_AIF1TX_WL_SHIFT) | fl;
1490 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
1491 		snd_soc_update_bits(codec, base + 9,
1492 				    WM5100_AIF1RX_WL_MASK |
1493 				    WM5100_AIF1RX_SLOT_LEN_MASK, i);
1494 	else
1495 		snd_soc_update_bits(codec, base + 8,
1496 				    WM5100_AIF1TX_WL_MASK |
1497 				    WM5100_AIF1TX_SLOT_LEN_MASK, i);
1498 
1499 	snd_soc_update_bits(codec, base + 4, WM5100_AIF1_RATE_MASK, sr);
1500 
1501 	return 0;
1502 }
1503 
1504 static const struct snd_soc_dai_ops wm5100_dai_ops = {
1505 	.set_fmt = wm5100_set_fmt,
1506 	.hw_params = wm5100_hw_params,
1507 };
1508 
1509 static int wm5100_set_sysclk(struct snd_soc_codec *codec, int clk_id,
1510 			     int source, unsigned int freq, int dir)
1511 {
1512 	struct wm5100_priv *wm5100 = snd_soc_codec_get_drvdata(codec);
1513 	int *rate_store;
1514 	int fval, audio_rate, ret, reg;
1515 
1516 	switch (clk_id) {
1517 	case WM5100_CLK_SYSCLK:
1518 		reg = WM5100_CLOCKING_3;
1519 		rate_store = &wm5100->sysclk;
1520 		break;
1521 	case WM5100_CLK_ASYNCCLK:
1522 		reg = WM5100_CLOCKING_7;
1523 		rate_store = &wm5100->asyncclk;
1524 		break;
1525 	case WM5100_CLK_32KHZ:
1526 		/* The 32kHz clock is slightly different to the others */
1527 		switch (source) {
1528 		case WM5100_CLKSRC_MCLK1:
1529 		case WM5100_CLKSRC_MCLK2:
1530 		case WM5100_CLKSRC_SYSCLK:
1531 			snd_soc_update_bits(codec, WM5100_CLOCKING_1,
1532 					    WM5100_CLK_32K_SRC_MASK,
1533 					    source);
1534 			break;
1535 		default:
1536 			return -EINVAL;
1537 		}
1538 		return 0;
1539 
1540 	case WM5100_CLK_AIF1:
1541 	case WM5100_CLK_AIF2:
1542 	case WM5100_CLK_AIF3:
1543 		/* Not real clocks, record which clock domain they're in */
1544 		switch (source) {
1545 		case WM5100_CLKSRC_SYSCLK:
1546 			wm5100->aif_async[clk_id - 1] = false;
1547 			break;
1548 		case WM5100_CLKSRC_ASYNCCLK:
1549 			wm5100->aif_async[clk_id - 1] = true;
1550 			break;
1551 		default:
1552 			dev_err(codec->dev, "Invalid source %d\n", source);
1553 			return -EINVAL;
1554 		}
1555 		return 0;
1556 
1557 	case WM5100_CLK_OPCLK:
1558 		switch (freq) {
1559 		case 5644800:
1560 		case 6144000:
1561 			snd_soc_update_bits(codec, WM5100_MISC_GPIO_1,
1562 					    WM5100_OPCLK_SEL_MASK, 0);
1563 			break;
1564 		case 11289600:
1565 		case 12288000:
1566 			snd_soc_update_bits(codec, WM5100_MISC_GPIO_1,
1567 					    WM5100_OPCLK_SEL_MASK, 0);
1568 			break;
1569 		case 22579200:
1570 		case 24576000:
1571 			snd_soc_update_bits(codec, WM5100_MISC_GPIO_1,
1572 					    WM5100_OPCLK_SEL_MASK, 0);
1573 			break;
1574 		default:
1575 			dev_err(codec->dev, "Unsupported OPCLK %dHz\n",
1576 				freq);
1577 			return -EINVAL;
1578 		}
1579 		return 0;
1580 
1581 	default:
1582 		dev_err(codec->dev, "Unknown clock %d\n", clk_id);
1583 		return -EINVAL;
1584 	}
1585 
1586 	switch (source) {
1587 	case WM5100_CLKSRC_SYSCLK:
1588 	case WM5100_CLKSRC_ASYNCCLK:
1589 		dev_err(codec->dev, "Invalid source %d\n", source);
1590 		return -EINVAL;
1591 	}
1592 
1593 	switch (freq) {
1594 	case 5644800:
1595 	case 6144000:
1596 		fval = 0;
1597 		break;
1598 	case 11289600:
1599 	case 12288000:
1600 		fval = 1;
1601 		break;
1602 	case 22579200:
1603 	case 24576000:
1604 		fval = 2;
1605 		break;
1606 	default:
1607 		dev_err(codec->dev, "Invalid clock rate: %d\n", freq);
1608 		return -EINVAL;
1609 	}
1610 
1611 	switch (freq) {
1612 	case 5644800:
1613 	case 11289600:
1614 	case 22579200:
1615 		audio_rate = 44100;
1616 		break;
1617 
1618 	case 6144000:
1619 	case 12288000:
1620 	case 24576000:
1621 		audio_rate = 48000;
1622 		break;
1623 
1624 	default:
1625 		BUG();
1626 		audio_rate = 0;
1627 		break;
1628 	}
1629 
1630 	/* TODO: Check if MCLKs are in use and enable/disable pulls to
1631 	 * match.
1632 	 */
1633 
1634 	snd_soc_update_bits(codec, reg, WM5100_SYSCLK_FREQ_MASK |
1635 			    WM5100_SYSCLK_SRC_MASK,
1636 			    fval << WM5100_SYSCLK_FREQ_SHIFT | source);
1637 
1638 	/* If this is SYSCLK then configure the clock rate for the
1639 	 * internal audio functions to the natural sample rate for
1640 	 * this clock rate.
1641 	 */
1642 	if (clk_id == WM5100_CLK_SYSCLK) {
1643 		dev_dbg(codec->dev, "Setting primary audio rate to %dHz",
1644 			audio_rate);
1645 		if (0 && *rate_store)
1646 			wm5100_free_sr(codec, audio_rate);
1647 		ret = wm5100_alloc_sr(codec, audio_rate);
1648 		if (ret != 0)
1649 			dev_warn(codec->dev, "Primary audio slot is %d\n",
1650 				 ret);
1651 	}
1652 
1653 	*rate_store = freq;
1654 
1655 	return 0;
1656 }
1657 
1658 struct _fll_div {
1659 	u16 fll_fratio;
1660 	u16 fll_outdiv;
1661 	u16 fll_refclk_div;
1662 	u16 n;
1663 	u16 theta;
1664 	u16 lambda;
1665 };
1666 
1667 static struct {
1668 	unsigned int min;
1669 	unsigned int max;
1670 	u16 fll_fratio;
1671 	int ratio;
1672 } fll_fratios[] = {
1673 	{       0,    64000, 4, 16 },
1674 	{   64000,   128000, 3,  8 },
1675 	{  128000,   256000, 2,  4 },
1676 	{  256000,  1000000, 1,  2 },
1677 	{ 1000000, 13500000, 0,  1 },
1678 };
1679 
1680 static int fll_factors(struct _fll_div *fll_div, unsigned int Fref,
1681 		       unsigned int Fout)
1682 {
1683 	unsigned int target;
1684 	unsigned int div;
1685 	unsigned int fratio, gcd_fll;
1686 	int i;
1687 
1688 	/* Fref must be <=13.5MHz */
1689 	div = 1;
1690 	fll_div->fll_refclk_div = 0;
1691 	while ((Fref / div) > 13500000) {
1692 		div *= 2;
1693 		fll_div->fll_refclk_div++;
1694 
1695 		if (div > 8) {
1696 			pr_err("Can't scale %dMHz input down to <=13.5MHz\n",
1697 			       Fref);
1698 			return -EINVAL;
1699 		}
1700 	}
1701 
1702 	pr_debug("FLL Fref=%u Fout=%u\n", Fref, Fout);
1703 
1704 	/* Apply the division for our remaining calculations */
1705 	Fref /= div;
1706 
1707 	/* Fvco should be 90-100MHz; don't check the upper bound */
1708 	div = 2;
1709 	while (Fout * div < 90000000) {
1710 		div++;
1711 		if (div > 64) {
1712 			pr_err("Unable to find FLL_OUTDIV for Fout=%uHz\n",
1713 			       Fout);
1714 			return -EINVAL;
1715 		}
1716 	}
1717 	target = Fout * div;
1718 	fll_div->fll_outdiv = div - 1;
1719 
1720 	pr_debug("FLL Fvco=%dHz\n", target);
1721 
1722 	/* Find an appropraite FLL_FRATIO and factor it out of the target */
1723 	for (i = 0; i < ARRAY_SIZE(fll_fratios); i++) {
1724 		if (fll_fratios[i].min <= Fref && Fref <= fll_fratios[i].max) {
1725 			fll_div->fll_fratio = fll_fratios[i].fll_fratio;
1726 			fratio = fll_fratios[i].ratio;
1727 			break;
1728 		}
1729 	}
1730 	if (i == ARRAY_SIZE(fll_fratios)) {
1731 		pr_err("Unable to find FLL_FRATIO for Fref=%uHz\n", Fref);
1732 		return -EINVAL;
1733 	}
1734 
1735 	fll_div->n = target / (fratio * Fref);
1736 
1737 	if (target % Fref == 0) {
1738 		fll_div->theta = 0;
1739 		fll_div->lambda = 0;
1740 	} else {
1741 		gcd_fll = gcd(target, fratio * Fref);
1742 
1743 		fll_div->theta = (target - (fll_div->n * fratio * Fref))
1744 			/ gcd_fll;
1745 		fll_div->lambda = (fratio * Fref) / gcd_fll;
1746 	}
1747 
1748 	pr_debug("FLL N=%x THETA=%x LAMBDA=%x\n",
1749 		 fll_div->n, fll_div->theta, fll_div->lambda);
1750 	pr_debug("FLL_FRATIO=%x(%d) FLL_OUTDIV=%x FLL_REFCLK_DIV=%x\n",
1751 		 fll_div->fll_fratio, fratio, fll_div->fll_outdiv,
1752 		 fll_div->fll_refclk_div);
1753 
1754 	return 0;
1755 }
1756 
1757 static int wm5100_set_fll(struct snd_soc_codec *codec, int fll_id, int source,
1758 			  unsigned int Fref, unsigned int Fout)
1759 {
1760 	struct i2c_client *i2c = to_i2c_client(codec->dev);
1761 	struct wm5100_priv *wm5100 = snd_soc_codec_get_drvdata(codec);
1762 	struct _fll_div factors;
1763 	struct wm5100_fll *fll;
1764 	int ret, base, lock, i, timeout;
1765 	unsigned long time_left;
1766 
1767 	switch (fll_id) {
1768 	case WM5100_FLL1:
1769 		fll = &wm5100->fll[0];
1770 		base = WM5100_FLL1_CONTROL_1 - 1;
1771 		lock = WM5100_FLL1_LOCK_STS;
1772 		break;
1773 	case WM5100_FLL2:
1774 		fll = &wm5100->fll[1];
1775 		base = WM5100_FLL2_CONTROL_2 - 1;
1776 		lock = WM5100_FLL2_LOCK_STS;
1777 		break;
1778 	default:
1779 		dev_err(codec->dev, "Unknown FLL %d\n",fll_id);
1780 		return -EINVAL;
1781 	}
1782 
1783 	if (!Fout) {
1784 		dev_dbg(codec->dev, "FLL%d disabled", fll_id);
1785 		if (fll->fout)
1786 			pm_runtime_put(codec->dev);
1787 		fll->fout = 0;
1788 		snd_soc_update_bits(codec, base + 1, WM5100_FLL1_ENA, 0);
1789 		return 0;
1790 	}
1791 
1792 	switch (source) {
1793 	case WM5100_FLL_SRC_MCLK1:
1794 	case WM5100_FLL_SRC_MCLK2:
1795 	case WM5100_FLL_SRC_FLL1:
1796 	case WM5100_FLL_SRC_FLL2:
1797 	case WM5100_FLL_SRC_AIF1BCLK:
1798 	case WM5100_FLL_SRC_AIF2BCLK:
1799 	case WM5100_FLL_SRC_AIF3BCLK:
1800 		break;
1801 	default:
1802 		dev_err(codec->dev, "Invalid FLL source %d\n", source);
1803 		return -EINVAL;
1804 	}
1805 
1806 	ret = fll_factors(&factors, Fref, Fout);
1807 	if (ret < 0)
1808 		return ret;
1809 
1810 	/* Disable the FLL while we reconfigure */
1811 	snd_soc_update_bits(codec, base + 1, WM5100_FLL1_ENA, 0);
1812 
1813 	snd_soc_update_bits(codec, base + 2,
1814 			    WM5100_FLL1_OUTDIV_MASK | WM5100_FLL1_FRATIO_MASK,
1815 			    (factors.fll_outdiv << WM5100_FLL1_OUTDIV_SHIFT) |
1816 			    factors.fll_fratio);
1817 	snd_soc_update_bits(codec, base + 3, WM5100_FLL1_THETA_MASK,
1818 			    factors.theta);
1819 	snd_soc_update_bits(codec, base + 5, WM5100_FLL1_N_MASK, factors.n);
1820 	snd_soc_update_bits(codec, base + 6,
1821 			    WM5100_FLL1_REFCLK_DIV_MASK |
1822 			    WM5100_FLL1_REFCLK_SRC_MASK,
1823 			    (factors.fll_refclk_div
1824 			     << WM5100_FLL1_REFCLK_DIV_SHIFT) | source);
1825 	snd_soc_update_bits(codec, base + 7, WM5100_FLL1_LAMBDA_MASK,
1826 			    factors.lambda);
1827 
1828 	/* Clear any pending completions */
1829 	try_wait_for_completion(&fll->lock);
1830 
1831 	pm_runtime_get_sync(codec->dev);
1832 
1833 	snd_soc_update_bits(codec, base + 1, WM5100_FLL1_ENA, WM5100_FLL1_ENA);
1834 
1835 	if (i2c->irq)
1836 		timeout = 2;
1837 	else
1838 		timeout = 50;
1839 
1840 	snd_soc_update_bits(codec, WM5100_CLOCKING_3, WM5100_SYSCLK_ENA,
1841 			    WM5100_SYSCLK_ENA);
1842 
1843 	/* Poll for the lock; will use interrupt when we can test */
1844 	for (i = 0; i < timeout; i++) {
1845 		if (i2c->irq) {
1846 			time_left = wait_for_completion_timeout(&fll->lock,
1847 							msecs_to_jiffies(25));
1848 			if (time_left > 0)
1849 				break;
1850 		} else {
1851 			msleep(1);
1852 		}
1853 
1854 		ret = snd_soc_read(codec,
1855 				   WM5100_INTERRUPT_RAW_STATUS_3);
1856 		if (ret < 0) {
1857 			dev_err(codec->dev,
1858 				"Failed to read FLL status: %d\n",
1859 				ret);
1860 			continue;
1861 		}
1862 		if (ret & lock)
1863 			break;
1864 	}
1865 	if (i == timeout) {
1866 		dev_err(codec->dev, "FLL%d lock timed out\n", fll_id);
1867 		pm_runtime_put(codec->dev);
1868 		return -ETIMEDOUT;
1869 	}
1870 
1871 	fll->src = source;
1872 	fll->fref = Fref;
1873 	fll->fout = Fout;
1874 
1875 	dev_dbg(codec->dev, "FLL%d running %dHz->%dHz\n", fll_id,
1876 		Fref, Fout);
1877 
1878 	return 0;
1879 }
1880 
1881 /* Actually go much higher */
1882 #define WM5100_RATES SNDRV_PCM_RATE_8000_192000
1883 
1884 #define WM5100_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\
1885 			SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE)
1886 
1887 static struct snd_soc_dai_driver wm5100_dai[] = {
1888 	{
1889 		.name = "wm5100-aif1",
1890 		.base = WM5100_AUDIO_IF_1_1 - 1,
1891 		.playback = {
1892 			.stream_name = "AIF1 Playback",
1893 			.channels_min = 2,
1894 			.channels_max = 2,
1895 			.rates = WM5100_RATES,
1896 			.formats = WM5100_FORMATS,
1897 		},
1898 		.capture = {
1899 			 .stream_name = "AIF1 Capture",
1900 			 .channels_min = 2,
1901 			 .channels_max = 2,
1902 			 .rates = WM5100_RATES,
1903 			 .formats = WM5100_FORMATS,
1904 		 },
1905 		.ops = &wm5100_dai_ops,
1906 	},
1907 	{
1908 		.name = "wm5100-aif2",
1909 		.id = 1,
1910 		.base = WM5100_AUDIO_IF_2_1 - 1,
1911 		.playback = {
1912 			.stream_name = "AIF2 Playback",
1913 			.channels_min = 2,
1914 			.channels_max = 2,
1915 			.rates = WM5100_RATES,
1916 			.formats = WM5100_FORMATS,
1917 		},
1918 		.capture = {
1919 			 .stream_name = "AIF2 Capture",
1920 			 .channels_min = 2,
1921 			 .channels_max = 2,
1922 			 .rates = WM5100_RATES,
1923 			 .formats = WM5100_FORMATS,
1924 		 },
1925 		.ops = &wm5100_dai_ops,
1926 	},
1927 	{
1928 		.name = "wm5100-aif3",
1929 		.id = 2,
1930 		.base = WM5100_AUDIO_IF_3_1 - 1,
1931 		.playback = {
1932 			.stream_name = "AIF3 Playback",
1933 			.channels_min = 2,
1934 			.channels_max = 2,
1935 			.rates = WM5100_RATES,
1936 			.formats = WM5100_FORMATS,
1937 		},
1938 		.capture = {
1939 			 .stream_name = "AIF3 Capture",
1940 			 .channels_min = 2,
1941 			 .channels_max = 2,
1942 			 .rates = WM5100_RATES,
1943 			 .formats = WM5100_FORMATS,
1944 		 },
1945 		.ops = &wm5100_dai_ops,
1946 	},
1947 };
1948 
1949 static int wm5100_dig_vu[] = {
1950 	WM5100_ADC_DIGITAL_VOLUME_1L,
1951 	WM5100_ADC_DIGITAL_VOLUME_1R,
1952 	WM5100_ADC_DIGITAL_VOLUME_2L,
1953 	WM5100_ADC_DIGITAL_VOLUME_2R,
1954 	WM5100_ADC_DIGITAL_VOLUME_3L,
1955 	WM5100_ADC_DIGITAL_VOLUME_3R,
1956 	WM5100_ADC_DIGITAL_VOLUME_4L,
1957 	WM5100_ADC_DIGITAL_VOLUME_4R,
1958 
1959 	WM5100_DAC_DIGITAL_VOLUME_1L,
1960 	WM5100_DAC_DIGITAL_VOLUME_1R,
1961 	WM5100_DAC_DIGITAL_VOLUME_2L,
1962 	WM5100_DAC_DIGITAL_VOLUME_2R,
1963 	WM5100_DAC_DIGITAL_VOLUME_3L,
1964 	WM5100_DAC_DIGITAL_VOLUME_3R,
1965 	WM5100_DAC_DIGITAL_VOLUME_4L,
1966 	WM5100_DAC_DIGITAL_VOLUME_4R,
1967 	WM5100_DAC_DIGITAL_VOLUME_5L,
1968 	WM5100_DAC_DIGITAL_VOLUME_5R,
1969 	WM5100_DAC_DIGITAL_VOLUME_6L,
1970 	WM5100_DAC_DIGITAL_VOLUME_6R,
1971 };
1972 
1973 static void wm5100_set_detect_mode(struct wm5100_priv *wm5100, int the_mode)
1974 {
1975 	struct wm5100_jack_mode *mode = &wm5100->pdata.jack_modes[the_mode];
1976 
1977 	if (WARN_ON(the_mode >= ARRAY_SIZE(wm5100->pdata.jack_modes)))
1978 		return;
1979 
1980 	gpio_set_value_cansleep(wm5100->pdata.hp_pol, mode->hp_pol);
1981 	regmap_update_bits(wm5100->regmap, WM5100_ACCESSORY_DETECT_MODE_1,
1982 			   WM5100_ACCDET_BIAS_SRC_MASK |
1983 			   WM5100_ACCDET_SRC,
1984 			   (mode->bias << WM5100_ACCDET_BIAS_SRC_SHIFT) |
1985 			   mode->micd_src << WM5100_ACCDET_SRC_SHIFT);
1986 	regmap_update_bits(wm5100->regmap, WM5100_MISC_CONTROL,
1987 			   WM5100_HPCOM_SRC,
1988 			   mode->micd_src << WM5100_HPCOM_SRC_SHIFT);
1989 
1990 	wm5100->jack_mode = the_mode;
1991 
1992 	dev_dbg(wm5100->dev, "Set microphone polarity to %d\n",
1993 		wm5100->jack_mode);
1994 }
1995 
1996 static void wm5100_report_headphone(struct wm5100_priv *wm5100)
1997 {
1998 	dev_dbg(wm5100->dev, "Headphone detected\n");
1999 	wm5100->jack_detecting = false;
2000 	snd_soc_jack_report(wm5100->jack, SND_JACK_HEADPHONE,
2001 			    SND_JACK_HEADPHONE);
2002 
2003 	/* Increase the detection rate a bit for responsiveness. */
2004 	regmap_update_bits(wm5100->regmap, WM5100_MIC_DETECT_1,
2005 			   WM5100_ACCDET_RATE_MASK,
2006 			   7 << WM5100_ACCDET_RATE_SHIFT);
2007 }
2008 
2009 static void wm5100_micd_irq(struct wm5100_priv *wm5100)
2010 {
2011 	unsigned int val;
2012 	int ret;
2013 
2014 	ret = regmap_read(wm5100->regmap, WM5100_MIC_DETECT_3, &val);
2015 	if (ret != 0) {
2016 		dev_err(wm5100->dev, "Failed to read micropone status: %d\n",
2017 			ret);
2018 		return;
2019 	}
2020 
2021 	dev_dbg(wm5100->dev, "Microphone event: %x\n", val);
2022 
2023 	if (!(val & WM5100_ACCDET_VALID)) {
2024 		dev_warn(wm5100->dev, "Microphone detection state invalid\n");
2025 		return;
2026 	}
2027 
2028 	/* No accessory, reset everything and report removal */
2029 	if (!(val & WM5100_ACCDET_STS)) {
2030 		dev_dbg(wm5100->dev, "Jack removal detected\n");
2031 		wm5100->jack_mic = false;
2032 		wm5100->jack_detecting = true;
2033 		wm5100->jack_flips = 0;
2034 		snd_soc_jack_report(wm5100->jack, 0,
2035 				    SND_JACK_LINEOUT | SND_JACK_HEADSET |
2036 				    SND_JACK_BTN_0);
2037 
2038 		regmap_update_bits(wm5100->regmap, WM5100_MIC_DETECT_1,
2039 				   WM5100_ACCDET_RATE_MASK,
2040 				   WM5100_ACCDET_RATE_MASK);
2041 		return;
2042 	}
2043 
2044 	/* If the measurement is very high we've got a microphone,
2045 	 * either we just detected one or if we already reported then
2046 	 * we've got a button release event.
2047 	 */
2048 	if (val & 0x400) {
2049 		if (wm5100->jack_detecting) {
2050 			dev_dbg(wm5100->dev, "Microphone detected\n");
2051 			wm5100->jack_mic = true;
2052 			wm5100->jack_detecting = false;
2053 			snd_soc_jack_report(wm5100->jack,
2054 					    SND_JACK_HEADSET,
2055 					    SND_JACK_HEADSET | SND_JACK_BTN_0);
2056 
2057 			/* Increase poll rate to give better responsiveness
2058 			 * for buttons */
2059 			regmap_update_bits(wm5100->regmap, WM5100_MIC_DETECT_1,
2060 					   WM5100_ACCDET_RATE_MASK,
2061 					   5 << WM5100_ACCDET_RATE_SHIFT);
2062 		} else {
2063 			dev_dbg(wm5100->dev, "Mic button up\n");
2064 			snd_soc_jack_report(wm5100->jack, 0, SND_JACK_BTN_0);
2065 		}
2066 
2067 		return;
2068 	}
2069 
2070 	/* If we detected a lower impedence during initial startup
2071 	 * then we probably have the wrong polarity, flip it.  Don't
2072 	 * do this for the lowest impedences to speed up detection of
2073 	 * plain headphones and give up if neither polarity looks
2074 	 * sensible.
2075 	 */
2076 	if (wm5100->jack_detecting && (val & 0x3f8)) {
2077 		wm5100->jack_flips++;
2078 
2079 		if (wm5100->jack_flips > 1)
2080 			wm5100_report_headphone(wm5100);
2081 		else
2082 			wm5100_set_detect_mode(wm5100, !wm5100->jack_mode);
2083 
2084 		return;
2085 	}
2086 
2087 	/* Don't distinguish between buttons, just report any low
2088 	 * impedence as BTN_0.
2089 	 */
2090 	if (val & 0x3fc) {
2091 		if (wm5100->jack_mic) {
2092 			dev_dbg(wm5100->dev, "Mic button detected\n");
2093 			snd_soc_jack_report(wm5100->jack, SND_JACK_BTN_0,
2094 					    SND_JACK_BTN_0);
2095 		} else if (wm5100->jack_detecting) {
2096 			wm5100_report_headphone(wm5100);
2097 		}
2098 	}
2099 }
2100 
2101 int wm5100_detect(struct snd_soc_codec *codec, struct snd_soc_jack *jack)
2102 {
2103 	struct wm5100_priv *wm5100 = snd_soc_codec_get_drvdata(codec);
2104 	struct snd_soc_dapm_context *dapm = snd_soc_codec_get_dapm(codec);
2105 
2106 	if (jack) {
2107 		wm5100->jack = jack;
2108 		wm5100->jack_detecting = true;
2109 		wm5100->jack_flips = 0;
2110 
2111 		wm5100_set_detect_mode(wm5100, 0);
2112 
2113 		/* Slowest detection rate, gives debounce for initial
2114 		 * detection */
2115 		snd_soc_update_bits(codec, WM5100_MIC_DETECT_1,
2116 				    WM5100_ACCDET_BIAS_STARTTIME_MASK |
2117 				    WM5100_ACCDET_RATE_MASK,
2118 				    (7 << WM5100_ACCDET_BIAS_STARTTIME_SHIFT) |
2119 				    WM5100_ACCDET_RATE_MASK);
2120 
2121 		/* We need the charge pump to power MICBIAS */
2122 		snd_soc_dapm_mutex_lock(dapm);
2123 
2124 		snd_soc_dapm_force_enable_pin_unlocked(dapm, "CP2");
2125 		snd_soc_dapm_force_enable_pin_unlocked(dapm, "SYSCLK");
2126 
2127 		snd_soc_dapm_sync_unlocked(dapm);
2128 
2129 		snd_soc_dapm_mutex_unlock(dapm);
2130 
2131 		/* We start off just enabling microphone detection - even a
2132 		 * plain headphone will trigger detection.
2133 		 */
2134 		snd_soc_update_bits(codec, WM5100_MIC_DETECT_1,
2135 				    WM5100_ACCDET_ENA, WM5100_ACCDET_ENA);
2136 
2137 		snd_soc_update_bits(codec, WM5100_INTERRUPT_STATUS_3_MASK,
2138 				    WM5100_IM_ACCDET_EINT, 0);
2139 	} else {
2140 		snd_soc_update_bits(codec, WM5100_INTERRUPT_STATUS_3_MASK,
2141 				    WM5100_IM_HPDET_EINT |
2142 				    WM5100_IM_ACCDET_EINT,
2143 				    WM5100_IM_HPDET_EINT |
2144 				    WM5100_IM_ACCDET_EINT);
2145 		snd_soc_update_bits(codec, WM5100_MIC_DETECT_1,
2146 				    WM5100_ACCDET_ENA, 0);
2147 		wm5100->jack = NULL;
2148 	}
2149 
2150 	return 0;
2151 }
2152 EXPORT_SYMBOL_GPL(wm5100_detect);
2153 
2154 static irqreturn_t wm5100_irq(int irq, void *data)
2155 {
2156 	struct wm5100_priv *wm5100 = data;
2157 	irqreturn_t status = IRQ_NONE;
2158 	unsigned int irq_val, mask_val;
2159 	int ret;
2160 
2161 	ret = regmap_read(wm5100->regmap, WM5100_INTERRUPT_STATUS_3, &irq_val);
2162 	if (ret < 0) {
2163 		dev_err(wm5100->dev, "Failed to read IRQ status 3: %d\n",
2164 			ret);
2165 		irq_val = 0;
2166 	}
2167 
2168 	ret = regmap_read(wm5100->regmap, WM5100_INTERRUPT_STATUS_3_MASK,
2169 			  &mask_val);
2170 	if (ret < 0) {
2171 		dev_err(wm5100->dev, "Failed to read IRQ mask 3: %d\n",
2172 			ret);
2173 		mask_val = 0xffff;
2174 	}
2175 
2176 	irq_val &= ~mask_val;
2177 
2178 	regmap_write(wm5100->regmap, WM5100_INTERRUPT_STATUS_3, irq_val);
2179 
2180 	if (irq_val)
2181 		status = IRQ_HANDLED;
2182 
2183 	wm5100_log_status3(wm5100, irq_val);
2184 
2185 	if (irq_val & WM5100_FLL1_LOCK_EINT) {
2186 		dev_dbg(wm5100->dev, "FLL1 locked\n");
2187 		complete(&wm5100->fll[0].lock);
2188 	}
2189 	if (irq_val & WM5100_FLL2_LOCK_EINT) {
2190 		dev_dbg(wm5100->dev, "FLL2 locked\n");
2191 		complete(&wm5100->fll[1].lock);
2192 	}
2193 
2194 	if (irq_val & WM5100_ACCDET_EINT)
2195 		wm5100_micd_irq(wm5100);
2196 
2197 	ret = regmap_read(wm5100->regmap, WM5100_INTERRUPT_STATUS_4, &irq_val);
2198 	if (ret < 0) {
2199 		dev_err(wm5100->dev, "Failed to read IRQ status 4: %d\n",
2200 			ret);
2201 		irq_val = 0;
2202 	}
2203 
2204 	ret = regmap_read(wm5100->regmap, WM5100_INTERRUPT_STATUS_4_MASK,
2205 			  &mask_val);
2206 	if (ret < 0) {
2207 		dev_err(wm5100->dev, "Failed to read IRQ mask 4: %d\n",
2208 			ret);
2209 		mask_val = 0xffff;
2210 	}
2211 
2212 	irq_val &= ~mask_val;
2213 
2214 	if (irq_val)
2215 		status = IRQ_HANDLED;
2216 
2217 	regmap_write(wm5100->regmap, WM5100_INTERRUPT_STATUS_4, irq_val);
2218 
2219 	wm5100_log_status4(wm5100, irq_val);
2220 
2221 	return status;
2222 }
2223 
2224 static irqreturn_t wm5100_edge_irq(int irq, void *data)
2225 {
2226 	irqreturn_t ret = IRQ_NONE;
2227 	irqreturn_t val;
2228 
2229 	do {
2230 		val = wm5100_irq(irq, data);
2231 		if (val != IRQ_NONE)
2232 			ret = val;
2233 	} while (val != IRQ_NONE);
2234 
2235 	return ret;
2236 }
2237 
2238 #ifdef CONFIG_GPIOLIB
2239 static inline struct wm5100_priv *gpio_to_wm5100(struct gpio_chip *chip)
2240 {
2241 	return container_of(chip, struct wm5100_priv, gpio_chip);
2242 }
2243 
2244 static void wm5100_gpio_set(struct gpio_chip *chip, unsigned offset, int value)
2245 {
2246 	struct wm5100_priv *wm5100 = gpio_to_wm5100(chip);
2247 
2248 	regmap_update_bits(wm5100->regmap, WM5100_GPIO_CTRL_1 + offset,
2249 			   WM5100_GP1_LVL, !!value << WM5100_GP1_LVL_SHIFT);
2250 }
2251 
2252 static int wm5100_gpio_direction_out(struct gpio_chip *chip,
2253 				     unsigned offset, int value)
2254 {
2255 	struct wm5100_priv *wm5100 = gpio_to_wm5100(chip);
2256 	int val, ret;
2257 
2258 	val = (1 << WM5100_GP1_FN_SHIFT) | (!!value << WM5100_GP1_LVL_SHIFT);
2259 
2260 	ret = regmap_update_bits(wm5100->regmap, WM5100_GPIO_CTRL_1 + offset,
2261 				 WM5100_GP1_FN_MASK | WM5100_GP1_DIR |
2262 				 WM5100_GP1_LVL, val);
2263 	if (ret < 0)
2264 		return ret;
2265 	else
2266 		return 0;
2267 }
2268 
2269 static int wm5100_gpio_get(struct gpio_chip *chip, unsigned offset)
2270 {
2271 	struct wm5100_priv *wm5100 = gpio_to_wm5100(chip);
2272 	unsigned int reg;
2273 	int ret;
2274 
2275 	ret = regmap_read(wm5100->regmap, WM5100_GPIO_CTRL_1 + offset, &reg);
2276 	if (ret < 0)
2277 		return ret;
2278 
2279 	return (reg & WM5100_GP1_LVL) != 0;
2280 }
2281 
2282 static int wm5100_gpio_direction_in(struct gpio_chip *chip, unsigned offset)
2283 {
2284 	struct wm5100_priv *wm5100 = gpio_to_wm5100(chip);
2285 
2286 	return regmap_update_bits(wm5100->regmap, WM5100_GPIO_CTRL_1 + offset,
2287 				  WM5100_GP1_FN_MASK | WM5100_GP1_DIR,
2288 				  (1 << WM5100_GP1_FN_SHIFT) |
2289 				  (1 << WM5100_GP1_DIR_SHIFT));
2290 }
2291 
2292 static struct gpio_chip wm5100_template_chip = {
2293 	.label			= "wm5100",
2294 	.owner			= THIS_MODULE,
2295 	.direction_output	= wm5100_gpio_direction_out,
2296 	.set			= wm5100_gpio_set,
2297 	.direction_input	= wm5100_gpio_direction_in,
2298 	.get			= wm5100_gpio_get,
2299 	.can_sleep		= 1,
2300 };
2301 
2302 static void wm5100_init_gpio(struct i2c_client *i2c)
2303 {
2304 	struct wm5100_priv *wm5100 = i2c_get_clientdata(i2c);
2305 	int ret;
2306 
2307 	wm5100->gpio_chip = wm5100_template_chip;
2308 	wm5100->gpio_chip.ngpio = 6;
2309 	wm5100->gpio_chip.parent = &i2c->dev;
2310 
2311 	if (wm5100->pdata.gpio_base)
2312 		wm5100->gpio_chip.base = wm5100->pdata.gpio_base;
2313 	else
2314 		wm5100->gpio_chip.base = -1;
2315 
2316 	ret = gpiochip_add(&wm5100->gpio_chip);
2317 	if (ret != 0)
2318 		dev_err(&i2c->dev, "Failed to add GPIOs: %d\n", ret);
2319 }
2320 
2321 static void wm5100_free_gpio(struct i2c_client *i2c)
2322 {
2323 	struct wm5100_priv *wm5100 = i2c_get_clientdata(i2c);
2324 
2325 	gpiochip_remove(&wm5100->gpio_chip);
2326 }
2327 #else
2328 static void wm5100_init_gpio(struct i2c_client *i2c)
2329 {
2330 }
2331 
2332 static void wm5100_free_gpio(struct i2c_client *i2c)
2333 {
2334 }
2335 #endif
2336 
2337 static int wm5100_probe(struct snd_soc_codec *codec)
2338 {
2339 	struct snd_soc_dapm_context *dapm = snd_soc_codec_get_dapm(codec);
2340 	struct i2c_client *i2c = to_i2c_client(codec->dev);
2341 	struct wm5100_priv *wm5100 = snd_soc_codec_get_drvdata(codec);
2342 	int ret, i;
2343 
2344 	wm5100->codec = codec;
2345 
2346 	for (i = 0; i < ARRAY_SIZE(wm5100_dig_vu); i++)
2347 		snd_soc_update_bits(codec, wm5100_dig_vu[i], WM5100_OUT_VU,
2348 				    WM5100_OUT_VU);
2349 
2350 	/* Don't debounce interrupts to support use of SYSCLK only */
2351 	snd_soc_write(codec, WM5100_IRQ_DEBOUNCE_1, 0);
2352 	snd_soc_write(codec, WM5100_IRQ_DEBOUNCE_2, 0);
2353 
2354 	/* TODO: check if we're symmetric */
2355 
2356 	if (i2c->irq)
2357 		snd_soc_dapm_new_controls(dapm, wm5100_dapm_widgets_noirq,
2358 					  ARRAY_SIZE(wm5100_dapm_widgets_noirq));
2359 
2360 	if (wm5100->pdata.hp_pol) {
2361 		ret = gpio_request_one(wm5100->pdata.hp_pol,
2362 				       GPIOF_OUT_INIT_HIGH, "WM5100 HP_POL");
2363 		if (ret < 0) {
2364 			dev_err(&i2c->dev, "Failed to request HP_POL %d: %d\n",
2365 				wm5100->pdata.hp_pol, ret);
2366 			goto err_gpio;
2367 		}
2368 	}
2369 
2370 	return 0;
2371 
2372 err_gpio:
2373 
2374 	return ret;
2375 }
2376 
2377 static int wm5100_remove(struct snd_soc_codec *codec)
2378 {
2379 	struct wm5100_priv *wm5100 = snd_soc_codec_get_drvdata(codec);
2380 
2381 	if (wm5100->pdata.hp_pol) {
2382 		gpio_free(wm5100->pdata.hp_pol);
2383 	}
2384 
2385 	return 0;
2386 }
2387 
2388 static struct snd_soc_codec_driver soc_codec_dev_wm5100 = {
2389 	.probe =	wm5100_probe,
2390 	.remove =	wm5100_remove,
2391 
2392 	.set_sysclk = wm5100_set_sysclk,
2393 	.set_pll = wm5100_set_fll,
2394 	.idle_bias_off = 1,
2395 
2396 	.seq_notifier = wm5100_seq_notifier,
2397 	.controls = wm5100_snd_controls,
2398 	.num_controls = ARRAY_SIZE(wm5100_snd_controls),
2399 	.dapm_widgets = wm5100_dapm_widgets,
2400 	.num_dapm_widgets = ARRAY_SIZE(wm5100_dapm_widgets),
2401 	.dapm_routes = wm5100_dapm_routes,
2402 	.num_dapm_routes = ARRAY_SIZE(wm5100_dapm_routes),
2403 };
2404 
2405 static const struct regmap_config wm5100_regmap = {
2406 	.reg_bits = 16,
2407 	.val_bits = 16,
2408 
2409 	.max_register = WM5100_MAX_REGISTER,
2410 	.reg_defaults = wm5100_reg_defaults,
2411 	.num_reg_defaults = ARRAY_SIZE(wm5100_reg_defaults),
2412 	.volatile_reg = wm5100_volatile_register,
2413 	.readable_reg = wm5100_readable_register,
2414 	.cache_type = REGCACHE_RBTREE,
2415 };
2416 
2417 static const unsigned int wm5100_mic_ctrl_reg[] = {
2418 	WM5100_IN1L_CONTROL,
2419 	WM5100_IN2L_CONTROL,
2420 	WM5100_IN3L_CONTROL,
2421 	WM5100_IN4L_CONTROL,
2422 };
2423 
2424 static int wm5100_i2c_probe(struct i2c_client *i2c,
2425 			    const struct i2c_device_id *id)
2426 {
2427 	struct wm5100_pdata *pdata = dev_get_platdata(&i2c->dev);
2428 	struct wm5100_priv *wm5100;
2429 	unsigned int reg;
2430 	int ret, i, irq_flags;
2431 
2432 	wm5100 = devm_kzalloc(&i2c->dev, sizeof(struct wm5100_priv),
2433 			      GFP_KERNEL);
2434 	if (wm5100 == NULL)
2435 		return -ENOMEM;
2436 
2437 	wm5100->dev = &i2c->dev;
2438 
2439 	wm5100->regmap = devm_regmap_init_i2c(i2c, &wm5100_regmap);
2440 	if (IS_ERR(wm5100->regmap)) {
2441 		ret = PTR_ERR(wm5100->regmap);
2442 		dev_err(&i2c->dev, "Failed to allocate register map: %d\n",
2443 			ret);
2444 		goto err;
2445 	}
2446 
2447 	for (i = 0; i < ARRAY_SIZE(wm5100->fll); i++)
2448 		init_completion(&wm5100->fll[i].lock);
2449 
2450 	if (pdata)
2451 		wm5100->pdata = *pdata;
2452 
2453 	i2c_set_clientdata(i2c, wm5100);
2454 
2455 	for (i = 0; i < ARRAY_SIZE(wm5100->core_supplies); i++)
2456 		wm5100->core_supplies[i].supply = wm5100_core_supply_names[i];
2457 
2458 	ret = devm_regulator_bulk_get(&i2c->dev,
2459 				      ARRAY_SIZE(wm5100->core_supplies),
2460 				      wm5100->core_supplies);
2461 	if (ret != 0) {
2462 		dev_err(&i2c->dev, "Failed to request core supplies: %d\n",
2463 			ret);
2464 		goto err;
2465 	}
2466 
2467 	ret = regulator_bulk_enable(ARRAY_SIZE(wm5100->core_supplies),
2468 				    wm5100->core_supplies);
2469 	if (ret != 0) {
2470 		dev_err(&i2c->dev, "Failed to enable core supplies: %d\n",
2471 			ret);
2472 		goto err;
2473 	}
2474 
2475 	if (wm5100->pdata.ldo_ena) {
2476 		ret = gpio_request_one(wm5100->pdata.ldo_ena,
2477 				       GPIOF_OUT_INIT_HIGH, "WM5100 LDOENA");
2478 		if (ret < 0) {
2479 			dev_err(&i2c->dev, "Failed to request LDOENA %d: %d\n",
2480 				wm5100->pdata.ldo_ena, ret);
2481 			goto err_enable;
2482 		}
2483 		msleep(2);
2484 	}
2485 
2486 	if (wm5100->pdata.reset) {
2487 		ret = gpio_request_one(wm5100->pdata.reset,
2488 				       GPIOF_OUT_INIT_HIGH, "WM5100 /RESET");
2489 		if (ret < 0) {
2490 			dev_err(&i2c->dev, "Failed to request /RESET %d: %d\n",
2491 				wm5100->pdata.reset, ret);
2492 			goto err_ldo;
2493 		}
2494 	}
2495 
2496 	ret = regmap_read(wm5100->regmap, WM5100_SOFTWARE_RESET, &reg);
2497 	if (ret < 0) {
2498 		dev_err(&i2c->dev, "Failed to read ID register: %d\n", ret);
2499 		goto err_reset;
2500 	}
2501 	switch (reg) {
2502 	case 0x8997:
2503 	case 0x5100:
2504 		break;
2505 
2506 	default:
2507 		dev_err(&i2c->dev, "Device is not a WM5100, ID is %x\n", reg);
2508 		ret = -EINVAL;
2509 		goto err_reset;
2510 	}
2511 
2512 	ret = regmap_read(wm5100->regmap, WM5100_DEVICE_REVISION, &reg);
2513 	if (ret < 0) {
2514 		dev_err(&i2c->dev, "Failed to read revision register\n");
2515 		goto err_reset;
2516 	}
2517 	wm5100->rev = reg & WM5100_DEVICE_REVISION_MASK;
2518 
2519 	dev_info(&i2c->dev, "revision %c\n", wm5100->rev + 'A');
2520 
2521 	ret = wm5100_reset(wm5100);
2522 	if (ret < 0) {
2523 		dev_err(&i2c->dev, "Failed to issue reset\n");
2524 		goto err_reset;
2525 	}
2526 
2527 	switch (wm5100->rev) {
2528 	case 0:
2529 		ret = regmap_register_patch(wm5100->regmap,
2530 					    wm5100_reva_patches,
2531 					    ARRAY_SIZE(wm5100_reva_patches));
2532 		if (ret != 0) {
2533 			dev_err(&i2c->dev, "Failed to register patches: %d\n",
2534 				ret);
2535 			goto err_reset;
2536 		}
2537 		break;
2538 	default:
2539 		break;
2540 	}
2541 
2542 
2543 	wm5100_init_gpio(i2c);
2544 
2545 	for (i = 0; i < ARRAY_SIZE(wm5100->pdata.gpio_defaults); i++) {
2546 		if (!wm5100->pdata.gpio_defaults[i])
2547 			continue;
2548 
2549 		regmap_write(wm5100->regmap, WM5100_GPIO_CTRL_1 + i,
2550 			     wm5100->pdata.gpio_defaults[i]);
2551 	}
2552 
2553 	for (i = 0; i < ARRAY_SIZE(wm5100->pdata.in_mode); i++) {
2554 		regmap_update_bits(wm5100->regmap, wm5100_mic_ctrl_reg[i],
2555 				   WM5100_IN1_MODE_MASK |
2556 				   WM5100_IN1_DMIC_SUP_MASK,
2557 				   (wm5100->pdata.in_mode[i] <<
2558 				    WM5100_IN1_MODE_SHIFT) |
2559 				   (wm5100->pdata.dmic_sup[i] <<
2560 				    WM5100_IN1_DMIC_SUP_SHIFT));
2561 	}
2562 
2563 	if (i2c->irq) {
2564 		if (wm5100->pdata.irq_flags)
2565 			irq_flags = wm5100->pdata.irq_flags;
2566 		else
2567 			irq_flags = IRQF_TRIGGER_LOW;
2568 
2569 		irq_flags |= IRQF_ONESHOT;
2570 
2571 		if (irq_flags & (IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING))
2572 			ret = request_threaded_irq(i2c->irq, NULL,
2573 						   wm5100_edge_irq, irq_flags,
2574 						   "wm5100", wm5100);
2575 		else
2576 			ret = request_threaded_irq(i2c->irq, NULL, wm5100_irq,
2577 						   irq_flags, "wm5100",
2578 						   wm5100);
2579 
2580 		if (ret != 0) {
2581 			dev_err(&i2c->dev, "Failed to request IRQ %d: %d\n",
2582 				i2c->irq, ret);
2583 		} else {
2584 			/* Enable default interrupts */
2585 			regmap_update_bits(wm5100->regmap,
2586 					   WM5100_INTERRUPT_STATUS_3_MASK,
2587 					   WM5100_IM_SPK_SHUTDOWN_WARN_EINT |
2588 					   WM5100_IM_SPK_SHUTDOWN_EINT |
2589 					   WM5100_IM_ASRC2_LOCK_EINT |
2590 					   WM5100_IM_ASRC1_LOCK_EINT |
2591 					   WM5100_IM_FLL2_LOCK_EINT |
2592 					   WM5100_IM_FLL1_LOCK_EINT |
2593 					   WM5100_CLKGEN_ERR_EINT |
2594 					   WM5100_CLKGEN_ERR_ASYNC_EINT, 0);
2595 
2596 			regmap_update_bits(wm5100->regmap,
2597 					   WM5100_INTERRUPT_STATUS_4_MASK,
2598 					   WM5100_AIF3_ERR_EINT |
2599 					   WM5100_AIF2_ERR_EINT |
2600 					   WM5100_AIF1_ERR_EINT |
2601 					   WM5100_CTRLIF_ERR_EINT |
2602 					   WM5100_ISRC2_UNDERCLOCKED_EINT |
2603 					   WM5100_ISRC1_UNDERCLOCKED_EINT |
2604 					   WM5100_FX_UNDERCLOCKED_EINT |
2605 					   WM5100_AIF3_UNDERCLOCKED_EINT |
2606 					   WM5100_AIF2_UNDERCLOCKED_EINT |
2607 					   WM5100_AIF1_UNDERCLOCKED_EINT |
2608 					   WM5100_ASRC_UNDERCLOCKED_EINT |
2609 					   WM5100_DAC_UNDERCLOCKED_EINT |
2610 					   WM5100_ADC_UNDERCLOCKED_EINT |
2611 					   WM5100_MIXER_UNDERCLOCKED_EINT, 0);
2612 		}
2613 	}
2614 
2615 	pm_runtime_set_active(&i2c->dev);
2616 	pm_runtime_enable(&i2c->dev);
2617 	pm_request_idle(&i2c->dev);
2618 
2619 	ret = snd_soc_register_codec(&i2c->dev,
2620 				     &soc_codec_dev_wm5100, wm5100_dai,
2621 				     ARRAY_SIZE(wm5100_dai));
2622 	if (ret < 0) {
2623 		dev_err(&i2c->dev, "Failed to register WM5100: %d\n", ret);
2624 		goto err_reset;
2625 	}
2626 
2627 	return ret;
2628 
2629 err_reset:
2630 	if (i2c->irq)
2631 		free_irq(i2c->irq, wm5100);
2632 	wm5100_free_gpio(i2c);
2633 	if (wm5100->pdata.reset) {
2634 		gpio_set_value_cansleep(wm5100->pdata.reset, 0);
2635 		gpio_free(wm5100->pdata.reset);
2636 	}
2637 err_ldo:
2638 	if (wm5100->pdata.ldo_ena) {
2639 		gpio_set_value_cansleep(wm5100->pdata.ldo_ena, 0);
2640 		gpio_free(wm5100->pdata.ldo_ena);
2641 	}
2642 err_enable:
2643 	regulator_bulk_disable(ARRAY_SIZE(wm5100->core_supplies),
2644 			       wm5100->core_supplies);
2645 err:
2646 	return ret;
2647 }
2648 
2649 static int wm5100_i2c_remove(struct i2c_client *i2c)
2650 {
2651 	struct wm5100_priv *wm5100 = i2c_get_clientdata(i2c);
2652 
2653 	snd_soc_unregister_codec(&i2c->dev);
2654 	if (i2c->irq)
2655 		free_irq(i2c->irq, wm5100);
2656 	wm5100_free_gpio(i2c);
2657 	if (wm5100->pdata.reset) {
2658 		gpio_set_value_cansleep(wm5100->pdata.reset, 0);
2659 		gpio_free(wm5100->pdata.reset);
2660 	}
2661 	if (wm5100->pdata.ldo_ena) {
2662 		gpio_set_value_cansleep(wm5100->pdata.ldo_ena, 0);
2663 		gpio_free(wm5100->pdata.ldo_ena);
2664 	}
2665 
2666 	return 0;
2667 }
2668 
2669 #ifdef CONFIG_PM
2670 static int wm5100_runtime_suspend(struct device *dev)
2671 {
2672 	struct wm5100_priv *wm5100 = dev_get_drvdata(dev);
2673 
2674 	regcache_cache_only(wm5100->regmap, true);
2675 	regcache_mark_dirty(wm5100->regmap);
2676 	if (wm5100->pdata.ldo_ena)
2677 		gpio_set_value_cansleep(wm5100->pdata.ldo_ena, 0);
2678 	regulator_bulk_disable(ARRAY_SIZE(wm5100->core_supplies),
2679 			       wm5100->core_supplies);
2680 
2681 	return 0;
2682 }
2683 
2684 static int wm5100_runtime_resume(struct device *dev)
2685 {
2686 	struct wm5100_priv *wm5100 = dev_get_drvdata(dev);
2687 	int ret;
2688 
2689 	ret = regulator_bulk_enable(ARRAY_SIZE(wm5100->core_supplies),
2690 				    wm5100->core_supplies);
2691 	if (ret != 0) {
2692 		dev_err(dev, "Failed to enable supplies: %d\n",
2693 			ret);
2694 		return ret;
2695 	}
2696 
2697 	if (wm5100->pdata.ldo_ena) {
2698 		gpio_set_value_cansleep(wm5100->pdata.ldo_ena, 1);
2699 		msleep(2);
2700 	}
2701 
2702 	regcache_cache_only(wm5100->regmap, false);
2703 	regcache_sync(wm5100->regmap);
2704 
2705 	return 0;
2706 }
2707 #endif
2708 
2709 static const struct dev_pm_ops wm5100_pm = {
2710 	SET_RUNTIME_PM_OPS(wm5100_runtime_suspend, wm5100_runtime_resume,
2711 			   NULL)
2712 };
2713 
2714 static const struct i2c_device_id wm5100_i2c_id[] = {
2715 	{ "wm5100", 0 },
2716 	{ }
2717 };
2718 MODULE_DEVICE_TABLE(i2c, wm5100_i2c_id);
2719 
2720 static struct i2c_driver wm5100_i2c_driver = {
2721 	.driver = {
2722 		.name = "wm5100",
2723 		.pm = &wm5100_pm,
2724 	},
2725 	.probe =    wm5100_i2c_probe,
2726 	.remove =   wm5100_i2c_remove,
2727 	.id_table = wm5100_i2c_id,
2728 };
2729 
2730 module_i2c_driver(wm5100_i2c_driver);
2731 
2732 MODULE_DESCRIPTION("ASoC WM5100 driver");
2733 MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.com>");
2734 MODULE_LICENSE("GPL");
2735