xref: /linux/sound/soc/codecs/wm5100.c (revision 3932b9ca55b0be314a36d3e84faff3e823c081f5)
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 wm5100_priv *wm5100 = snd_soc_codec_get_drvdata(w->codec);
779 
780 	switch (w->reg) {
781 	case WM5100_CHANNEL_ENABLES_1:
782 		wm5100->out_ena[0] = true;
783 		break;
784 	case WM5100_OUTPUT_ENABLES_2:
785 		wm5100->out_ena[0] = true;
786 		break;
787 	default:
788 		break;
789 	}
790 
791 	return 0;
792 }
793 
794 static void wm5100_log_status3(struct wm5100_priv *wm5100, int val)
795 {
796 	if (val & WM5100_SPK_SHUTDOWN_WARN_EINT)
797 		dev_crit(wm5100->dev, "Speaker shutdown warning\n");
798 	if (val & WM5100_SPK_SHUTDOWN_EINT)
799 		dev_crit(wm5100->dev, "Speaker shutdown\n");
800 	if (val & WM5100_CLKGEN_ERR_EINT)
801 		dev_crit(wm5100->dev, "SYSCLK underclocked\n");
802 	if (val & WM5100_CLKGEN_ERR_ASYNC_EINT)
803 		dev_crit(wm5100->dev, "ASYNCCLK underclocked\n");
804 }
805 
806 static void wm5100_log_status4(struct wm5100_priv *wm5100, int val)
807 {
808 	if (val & WM5100_AIF3_ERR_EINT)
809 		dev_err(wm5100->dev, "AIF3 configuration error\n");
810 	if (val & WM5100_AIF2_ERR_EINT)
811 		dev_err(wm5100->dev, "AIF2 configuration error\n");
812 	if (val & WM5100_AIF1_ERR_EINT)
813 		dev_err(wm5100->dev, "AIF1 configuration error\n");
814 	if (val & WM5100_CTRLIF_ERR_EINT)
815 		dev_err(wm5100->dev, "Control interface error\n");
816 	if (val & WM5100_ISRC2_UNDERCLOCKED_EINT)
817 		dev_err(wm5100->dev, "ISRC2 underclocked\n");
818 	if (val & WM5100_ISRC1_UNDERCLOCKED_EINT)
819 		dev_err(wm5100->dev, "ISRC1 underclocked\n");
820 	if (val & WM5100_FX_UNDERCLOCKED_EINT)
821 		dev_err(wm5100->dev, "FX underclocked\n");
822 	if (val & WM5100_AIF3_UNDERCLOCKED_EINT)
823 		dev_err(wm5100->dev, "AIF3 underclocked\n");
824 	if (val & WM5100_AIF2_UNDERCLOCKED_EINT)
825 		dev_err(wm5100->dev, "AIF2 underclocked\n");
826 	if (val & WM5100_AIF1_UNDERCLOCKED_EINT)
827 		dev_err(wm5100->dev, "AIF1 underclocked\n");
828 	if (val & WM5100_ASRC_UNDERCLOCKED_EINT)
829 		dev_err(wm5100->dev, "ASRC underclocked\n");
830 	if (val & WM5100_DAC_UNDERCLOCKED_EINT)
831 		dev_err(wm5100->dev, "DAC underclocked\n");
832 	if (val & WM5100_ADC_UNDERCLOCKED_EINT)
833 		dev_err(wm5100->dev, "ADC underclocked\n");
834 	if (val & WM5100_MIXER_UNDERCLOCKED_EINT)
835 		dev_err(wm5100->dev, "Mixer underclocked\n");
836 }
837 
838 static int wm5100_post_ev(struct snd_soc_dapm_widget *w,
839 			  struct snd_kcontrol *kcontrol,
840 			  int event)
841 {
842 	struct snd_soc_codec *codec = w->codec;
843 	struct wm5100_priv *wm5100 = snd_soc_codec_get_drvdata(codec);
844 	int ret;
845 
846 	ret = snd_soc_read(codec, WM5100_INTERRUPT_RAW_STATUS_3);
847 	ret &= WM5100_SPK_SHUTDOWN_WARN_STS |
848 		WM5100_SPK_SHUTDOWN_STS | WM5100_CLKGEN_ERR_STS |
849 		WM5100_CLKGEN_ERR_ASYNC_STS;
850 	wm5100_log_status3(wm5100, ret);
851 
852 	ret = snd_soc_read(codec, WM5100_INTERRUPT_RAW_STATUS_4);
853 	wm5100_log_status4(wm5100, ret);
854 
855 	return 0;
856 }
857 
858 static const struct snd_soc_dapm_widget wm5100_dapm_widgets[] = {
859 SND_SOC_DAPM_SUPPLY("SYSCLK", WM5100_CLOCKING_3, WM5100_SYSCLK_ENA_SHIFT, 0,
860 		    NULL, 0),
861 SND_SOC_DAPM_SUPPLY("ASYNCCLK", WM5100_CLOCKING_6, WM5100_ASYNC_CLK_ENA_SHIFT,
862 		    0, NULL, 0),
863 
864 SND_SOC_DAPM_REGULATOR_SUPPLY("CPVDD", 20, 0),
865 SND_SOC_DAPM_REGULATOR_SUPPLY("DBVDD2", 0, 0),
866 SND_SOC_DAPM_REGULATOR_SUPPLY("DBVDD3", 0, 0),
867 
868 SND_SOC_DAPM_SUPPLY("CP1", WM5100_HP_CHARGE_PUMP_1, WM5100_CP1_ENA_SHIFT, 0,
869 		    NULL, 0),
870 SND_SOC_DAPM_SUPPLY("CP2", WM5100_MIC_CHARGE_PUMP_1, WM5100_CP2_ENA_SHIFT, 0,
871 		    NULL, 0),
872 SND_SOC_DAPM_SUPPLY("CP2 Active", WM5100_MIC_CHARGE_PUMP_1,
873 		    WM5100_CP2_BYPASS_SHIFT, 1, NULL, 0),
874 
875 SND_SOC_DAPM_SUPPLY("MICBIAS1", WM5100_MIC_BIAS_CTRL_1, WM5100_MICB1_ENA_SHIFT,
876 		    0, NULL, 0),
877 SND_SOC_DAPM_SUPPLY("MICBIAS2", WM5100_MIC_BIAS_CTRL_2, WM5100_MICB2_ENA_SHIFT,
878 		    0, NULL, 0),
879 SND_SOC_DAPM_SUPPLY("MICBIAS3", WM5100_MIC_BIAS_CTRL_3, WM5100_MICB3_ENA_SHIFT,
880 		    0, NULL, 0),
881 
882 SND_SOC_DAPM_INPUT("IN1L"),
883 SND_SOC_DAPM_INPUT("IN1R"),
884 SND_SOC_DAPM_INPUT("IN2L"),
885 SND_SOC_DAPM_INPUT("IN2R"),
886 SND_SOC_DAPM_INPUT("IN3L"),
887 SND_SOC_DAPM_INPUT("IN3R"),
888 SND_SOC_DAPM_INPUT("IN4L"),
889 SND_SOC_DAPM_INPUT("IN4R"),
890 SND_SOC_DAPM_SIGGEN("TONE"),
891 
892 SND_SOC_DAPM_PGA_E("IN1L PGA", WM5100_INPUT_ENABLES, WM5100_IN1L_ENA_SHIFT, 0,
893 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
894 SND_SOC_DAPM_PGA_E("IN1R PGA", WM5100_INPUT_ENABLES, WM5100_IN1R_ENA_SHIFT, 0,
895 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
896 SND_SOC_DAPM_PGA_E("IN2L PGA", WM5100_INPUT_ENABLES, WM5100_IN2L_ENA_SHIFT, 0,
897 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
898 SND_SOC_DAPM_PGA_E("IN2R PGA", WM5100_INPUT_ENABLES, WM5100_IN2R_ENA_SHIFT, 0,
899 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
900 SND_SOC_DAPM_PGA_E("IN3L PGA", WM5100_INPUT_ENABLES, WM5100_IN3L_ENA_SHIFT, 0,
901 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
902 SND_SOC_DAPM_PGA_E("IN3R PGA", WM5100_INPUT_ENABLES, WM5100_IN3R_ENA_SHIFT, 0,
903 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
904 SND_SOC_DAPM_PGA_E("IN4L PGA", WM5100_INPUT_ENABLES, WM5100_IN4L_ENA_SHIFT, 0,
905 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
906 SND_SOC_DAPM_PGA_E("IN4R PGA", WM5100_INPUT_ENABLES, WM5100_IN4R_ENA_SHIFT, 0,
907 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
908 
909 SND_SOC_DAPM_PGA("Tone Generator 1", WM5100_TONE_GENERATOR_1,
910 		 WM5100_TONE1_ENA_SHIFT, 0, NULL, 0),
911 SND_SOC_DAPM_PGA("Tone Generator 2", WM5100_TONE_GENERATOR_1,
912 		 WM5100_TONE2_ENA_SHIFT, 0, NULL, 0),
913 
914 SND_SOC_DAPM_AIF_IN("AIF1RX1", "AIF1 Playback", 0,
915 		    WM5100_AUDIO_IF_1_27, WM5100_AIF1RX1_ENA_SHIFT, 0),
916 SND_SOC_DAPM_AIF_IN("AIF1RX2", "AIF1 Playback", 1,
917 		    WM5100_AUDIO_IF_1_27, WM5100_AIF1RX2_ENA_SHIFT, 0),
918 SND_SOC_DAPM_AIF_IN("AIF1RX3", "AIF1 Playback", 2,
919 		    WM5100_AUDIO_IF_1_27, WM5100_AIF1RX3_ENA_SHIFT, 0),
920 SND_SOC_DAPM_AIF_IN("AIF1RX4", "AIF1 Playback", 3,
921 		    WM5100_AUDIO_IF_1_27, WM5100_AIF1RX4_ENA_SHIFT, 0),
922 SND_SOC_DAPM_AIF_IN("AIF1RX5", "AIF1 Playback", 4,
923 		    WM5100_AUDIO_IF_1_27, WM5100_AIF1RX5_ENA_SHIFT, 0),
924 SND_SOC_DAPM_AIF_IN("AIF1RX6", "AIF1 Playback", 5,
925 		    WM5100_AUDIO_IF_1_27, WM5100_AIF1RX6_ENA_SHIFT, 0),
926 SND_SOC_DAPM_AIF_IN("AIF1RX7", "AIF1 Playback", 6,
927 		    WM5100_AUDIO_IF_1_27, WM5100_AIF1RX7_ENA_SHIFT, 0),
928 SND_SOC_DAPM_AIF_IN("AIF1RX8", "AIF1 Playback", 7,
929 		    WM5100_AUDIO_IF_1_27, WM5100_AIF1RX8_ENA_SHIFT, 0),
930 
931 SND_SOC_DAPM_AIF_IN("AIF2RX1", "AIF2 Playback", 0,
932 		    WM5100_AUDIO_IF_2_27, WM5100_AIF2RX1_ENA_SHIFT, 0),
933 SND_SOC_DAPM_AIF_IN("AIF2RX2", "AIF2 Playback", 1,
934 		    WM5100_AUDIO_IF_2_27, WM5100_AIF2RX2_ENA_SHIFT, 0),
935 
936 SND_SOC_DAPM_AIF_IN("AIF3RX1", "AIF3 Playback", 0,
937 		    WM5100_AUDIO_IF_3_27, WM5100_AIF3RX1_ENA_SHIFT, 0),
938 SND_SOC_DAPM_AIF_IN("AIF3RX2", "AIF3 Playback", 1,
939 		    WM5100_AUDIO_IF_3_27, WM5100_AIF3RX2_ENA_SHIFT, 0),
940 
941 SND_SOC_DAPM_AIF_OUT("AIF1TX1", "AIF1 Capture", 0,
942 		    WM5100_AUDIO_IF_1_26, WM5100_AIF1TX1_ENA_SHIFT, 0),
943 SND_SOC_DAPM_AIF_OUT("AIF1TX2", "AIF1 Capture", 1,
944 		    WM5100_AUDIO_IF_1_26, WM5100_AIF1TX2_ENA_SHIFT, 0),
945 SND_SOC_DAPM_AIF_OUT("AIF1TX3", "AIF1 Capture", 2,
946 		    WM5100_AUDIO_IF_1_26, WM5100_AIF1TX3_ENA_SHIFT, 0),
947 SND_SOC_DAPM_AIF_OUT("AIF1TX4", "AIF1 Capture", 3,
948 		    WM5100_AUDIO_IF_1_26, WM5100_AIF1TX4_ENA_SHIFT, 0),
949 SND_SOC_DAPM_AIF_OUT("AIF1TX5", "AIF1 Capture", 4,
950 		    WM5100_AUDIO_IF_1_26, WM5100_AIF1TX5_ENA_SHIFT, 0),
951 SND_SOC_DAPM_AIF_OUT("AIF1TX6", "AIF1 Capture", 5,
952 		    WM5100_AUDIO_IF_1_26, WM5100_AIF1TX6_ENA_SHIFT, 0),
953 SND_SOC_DAPM_AIF_OUT("AIF1TX7", "AIF1 Capture", 6,
954 		    WM5100_AUDIO_IF_1_26, WM5100_AIF1TX7_ENA_SHIFT, 0),
955 SND_SOC_DAPM_AIF_OUT("AIF1TX8", "AIF1 Capture", 7,
956 		    WM5100_AUDIO_IF_1_26, WM5100_AIF1TX8_ENA_SHIFT, 0),
957 
958 SND_SOC_DAPM_AIF_OUT("AIF2TX1", "AIF2 Capture", 0,
959 		    WM5100_AUDIO_IF_2_26, WM5100_AIF2TX1_ENA_SHIFT, 0),
960 SND_SOC_DAPM_AIF_OUT("AIF2TX2", "AIF2 Capture", 1,
961 		    WM5100_AUDIO_IF_2_26, WM5100_AIF2TX2_ENA_SHIFT, 0),
962 
963 SND_SOC_DAPM_AIF_OUT("AIF3TX1", "AIF3 Capture", 0,
964 		    WM5100_AUDIO_IF_3_26, WM5100_AIF3TX1_ENA_SHIFT, 0),
965 SND_SOC_DAPM_AIF_OUT("AIF3TX2", "AIF3 Capture", 1,
966 		    WM5100_AUDIO_IF_3_26, WM5100_AIF3TX2_ENA_SHIFT, 0),
967 
968 SND_SOC_DAPM_PGA_E("OUT6L", WM5100_OUTPUT_ENABLES_2, WM5100_OUT6L_ENA_SHIFT, 0,
969 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
970 SND_SOC_DAPM_PGA_E("OUT6R", WM5100_OUTPUT_ENABLES_2, WM5100_OUT6R_ENA_SHIFT, 0,
971 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
972 SND_SOC_DAPM_PGA_E("OUT5L", WM5100_OUTPUT_ENABLES_2, WM5100_OUT5L_ENA_SHIFT, 0,
973 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
974 SND_SOC_DAPM_PGA_E("OUT5R", WM5100_OUTPUT_ENABLES_2, WM5100_OUT5R_ENA_SHIFT, 0,
975 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
976 SND_SOC_DAPM_PGA_E("OUT4L", WM5100_OUTPUT_ENABLES_2, WM5100_OUT4L_ENA_SHIFT, 0,
977 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
978 SND_SOC_DAPM_PGA_E("OUT4R", WM5100_OUTPUT_ENABLES_2, WM5100_OUT4R_ENA_SHIFT, 0,
979 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
980 SND_SOC_DAPM_PGA_E("OUT3L", WM5100_CHANNEL_ENABLES_1, WM5100_HP3L_ENA_SHIFT, 0,
981 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
982 SND_SOC_DAPM_PGA_E("OUT3R", WM5100_CHANNEL_ENABLES_1, WM5100_HP3R_ENA_SHIFT, 0,
983 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
984 SND_SOC_DAPM_PGA_E("OUT2L", WM5100_CHANNEL_ENABLES_1, WM5100_HP2L_ENA_SHIFT, 0,
985 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
986 SND_SOC_DAPM_PGA_E("OUT2R", WM5100_CHANNEL_ENABLES_1, WM5100_HP2R_ENA_SHIFT, 0,
987 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
988 SND_SOC_DAPM_PGA_E("OUT1L", WM5100_CHANNEL_ENABLES_1, WM5100_HP1L_ENA_SHIFT, 0,
989 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
990 SND_SOC_DAPM_PGA_E("OUT1R", WM5100_CHANNEL_ENABLES_1, WM5100_HP1R_ENA_SHIFT, 0,
991 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
992 SND_SOC_DAPM_PGA_E("PWM1 Driver", WM5100_PWM_DRIVE_1, WM5100_PWM1_ENA_SHIFT, 0,
993 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
994 SND_SOC_DAPM_PGA_E("PWM2 Driver", WM5100_PWM_DRIVE_1, WM5100_PWM2_ENA_SHIFT, 0,
995 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
996 
997 SND_SOC_DAPM_PGA("EQ1", WM5100_EQ1_1, WM5100_EQ1_ENA_SHIFT, 0, NULL, 0),
998 SND_SOC_DAPM_PGA("EQ2", WM5100_EQ2_1, WM5100_EQ2_ENA_SHIFT, 0, NULL, 0),
999 SND_SOC_DAPM_PGA("EQ3", WM5100_EQ3_1, WM5100_EQ3_ENA_SHIFT, 0, NULL, 0),
1000 SND_SOC_DAPM_PGA("EQ4", WM5100_EQ4_1, WM5100_EQ4_ENA_SHIFT, 0, NULL, 0),
1001 
1002 SND_SOC_DAPM_PGA("DRC1L", WM5100_DRC1_CTRL1, WM5100_DRCL_ENA_SHIFT, 0,
1003 		 NULL, 0),
1004 SND_SOC_DAPM_PGA("DRC1R", WM5100_DRC1_CTRL1, WM5100_DRCR_ENA_SHIFT, 0,
1005 		 NULL, 0),
1006 
1007 SND_SOC_DAPM_PGA("LHPF1", WM5100_HPLPF1_1, WM5100_LHPF1_ENA_SHIFT, 0,
1008 		 NULL, 0),
1009 SND_SOC_DAPM_PGA("LHPF2", WM5100_HPLPF2_1, WM5100_LHPF2_ENA_SHIFT, 0,
1010 		 NULL, 0),
1011 SND_SOC_DAPM_PGA("LHPF3", WM5100_HPLPF3_1, WM5100_LHPF3_ENA_SHIFT, 0,
1012 		 NULL, 0),
1013 SND_SOC_DAPM_PGA("LHPF4", WM5100_HPLPF4_1, WM5100_LHPF4_ENA_SHIFT, 0,
1014 		 NULL, 0),
1015 
1016 WM5100_MIXER_WIDGETS(EQ1, "EQ1"),
1017 WM5100_MIXER_WIDGETS(EQ2, "EQ2"),
1018 WM5100_MIXER_WIDGETS(EQ3, "EQ3"),
1019 WM5100_MIXER_WIDGETS(EQ4, "EQ4"),
1020 
1021 WM5100_MIXER_WIDGETS(DRC1L, "DRC1L"),
1022 WM5100_MIXER_WIDGETS(DRC1R, "DRC1R"),
1023 
1024 WM5100_MIXER_WIDGETS(LHPF1, "LHPF1"),
1025 WM5100_MIXER_WIDGETS(LHPF2, "LHPF2"),
1026 WM5100_MIXER_WIDGETS(LHPF3, "LHPF3"),
1027 WM5100_MIXER_WIDGETS(LHPF4, "LHPF4"),
1028 
1029 WM5100_MIXER_WIDGETS(AIF1TX1, "AIF1TX1"),
1030 WM5100_MIXER_WIDGETS(AIF1TX2, "AIF1TX2"),
1031 WM5100_MIXER_WIDGETS(AIF1TX3, "AIF1TX3"),
1032 WM5100_MIXER_WIDGETS(AIF1TX4, "AIF1TX4"),
1033 WM5100_MIXER_WIDGETS(AIF1TX5, "AIF1TX5"),
1034 WM5100_MIXER_WIDGETS(AIF1TX6, "AIF1TX6"),
1035 WM5100_MIXER_WIDGETS(AIF1TX7, "AIF1TX7"),
1036 WM5100_MIXER_WIDGETS(AIF1TX8, "AIF1TX8"),
1037 
1038 WM5100_MIXER_WIDGETS(AIF2TX1, "AIF2TX1"),
1039 WM5100_MIXER_WIDGETS(AIF2TX2, "AIF2TX2"),
1040 
1041 WM5100_MIXER_WIDGETS(AIF3TX1, "AIF3TX1"),
1042 WM5100_MIXER_WIDGETS(AIF3TX2, "AIF3TX2"),
1043 
1044 WM5100_MIXER_WIDGETS(HPOUT1L, "HPOUT1L"),
1045 WM5100_MIXER_WIDGETS(HPOUT1R, "HPOUT1R"),
1046 WM5100_MIXER_WIDGETS(HPOUT2L, "HPOUT2L"),
1047 WM5100_MIXER_WIDGETS(HPOUT2R, "HPOUT2R"),
1048 WM5100_MIXER_WIDGETS(HPOUT3L, "HPOUT3L"),
1049 WM5100_MIXER_WIDGETS(HPOUT3R, "HPOUT3R"),
1050 
1051 WM5100_MIXER_WIDGETS(SPKOUTL, "SPKOUTL"),
1052 WM5100_MIXER_WIDGETS(SPKOUTR, "SPKOUTR"),
1053 WM5100_MIXER_WIDGETS(SPKDAT1L, "SPKDAT1L"),
1054 WM5100_MIXER_WIDGETS(SPKDAT1R, "SPKDAT1R"),
1055 WM5100_MIXER_WIDGETS(SPKDAT2L, "SPKDAT2L"),
1056 WM5100_MIXER_WIDGETS(SPKDAT2R, "SPKDAT2R"),
1057 
1058 WM5100_MIXER_WIDGETS(PWM1, "PWM1"),
1059 WM5100_MIXER_WIDGETS(PWM2, "PWM2"),
1060 
1061 SND_SOC_DAPM_OUTPUT("HPOUT1L"),
1062 SND_SOC_DAPM_OUTPUT("HPOUT1R"),
1063 SND_SOC_DAPM_OUTPUT("HPOUT2L"),
1064 SND_SOC_DAPM_OUTPUT("HPOUT2R"),
1065 SND_SOC_DAPM_OUTPUT("HPOUT3L"),
1066 SND_SOC_DAPM_OUTPUT("HPOUT3R"),
1067 SND_SOC_DAPM_OUTPUT("SPKOUTL"),
1068 SND_SOC_DAPM_OUTPUT("SPKOUTR"),
1069 SND_SOC_DAPM_OUTPUT("SPKDAT1"),
1070 SND_SOC_DAPM_OUTPUT("SPKDAT2"),
1071 SND_SOC_DAPM_OUTPUT("PWM1"),
1072 SND_SOC_DAPM_OUTPUT("PWM2"),
1073 };
1074 
1075 /* We register a _POST event if we don't have IRQ support so we can
1076  * look at the error status from the CODEC - if we've got the IRQ
1077  * hooked up then we will get prompted to look by an interrupt.
1078  */
1079 static const struct snd_soc_dapm_widget wm5100_dapm_widgets_noirq[] = {
1080 SND_SOC_DAPM_POST("Post", wm5100_post_ev),
1081 };
1082 
1083 static const struct snd_soc_dapm_route wm5100_dapm_routes[] = {
1084 	{ "CP1", NULL, "CPVDD" },
1085 	{ "CP2 Active", NULL, "CPVDD" },
1086 
1087 	{ "IN1L", NULL, "SYSCLK" },
1088 	{ "IN1R", NULL, "SYSCLK" },
1089 	{ "IN2L", NULL, "SYSCLK" },
1090 	{ "IN2R", NULL, "SYSCLK" },
1091 	{ "IN3L", NULL, "SYSCLK" },
1092 	{ "IN3R", NULL, "SYSCLK" },
1093 	{ "IN4L", NULL, "SYSCLK" },
1094 	{ "IN4R", NULL, "SYSCLK" },
1095 
1096 	{ "OUT1L", NULL, "SYSCLK" },
1097 	{ "OUT1R", NULL, "SYSCLK" },
1098 	{ "OUT2L", NULL, "SYSCLK" },
1099 	{ "OUT2R", NULL, "SYSCLK" },
1100 	{ "OUT3L", NULL, "SYSCLK" },
1101 	{ "OUT3R", NULL, "SYSCLK" },
1102 	{ "OUT4L", NULL, "SYSCLK" },
1103 	{ "OUT4R", NULL, "SYSCLK" },
1104 	{ "OUT5L", NULL, "SYSCLK" },
1105 	{ "OUT5R", NULL, "SYSCLK" },
1106 	{ "OUT6L", NULL, "SYSCLK" },
1107 	{ "OUT6R", NULL, "SYSCLK" },
1108 
1109 	{ "AIF1RX1", NULL, "SYSCLK" },
1110 	{ "AIF1RX2", NULL, "SYSCLK" },
1111 	{ "AIF1RX3", NULL, "SYSCLK" },
1112 	{ "AIF1RX4", NULL, "SYSCLK" },
1113 	{ "AIF1RX5", NULL, "SYSCLK" },
1114 	{ "AIF1RX6", NULL, "SYSCLK" },
1115 	{ "AIF1RX7", NULL, "SYSCLK" },
1116 	{ "AIF1RX8", NULL, "SYSCLK" },
1117 
1118 	{ "AIF2RX1", NULL, "SYSCLK" },
1119 	{ "AIF2RX1", NULL, "DBVDD2" },
1120 	{ "AIF2RX2", NULL, "SYSCLK" },
1121 	{ "AIF2RX2", NULL, "DBVDD2" },
1122 
1123 	{ "AIF3RX1", NULL, "SYSCLK" },
1124 	{ "AIF3RX1", NULL, "DBVDD3" },
1125 	{ "AIF3RX2", NULL, "SYSCLK" },
1126 	{ "AIF3RX2", NULL, "DBVDD3" },
1127 
1128 	{ "AIF1TX1", NULL, "SYSCLK" },
1129 	{ "AIF1TX2", NULL, "SYSCLK" },
1130 	{ "AIF1TX3", NULL, "SYSCLK" },
1131 	{ "AIF1TX4", NULL, "SYSCLK" },
1132 	{ "AIF1TX5", NULL, "SYSCLK" },
1133 	{ "AIF1TX6", NULL, "SYSCLK" },
1134 	{ "AIF1TX7", NULL, "SYSCLK" },
1135 	{ "AIF1TX8", NULL, "SYSCLK" },
1136 
1137 	{ "AIF2TX1", NULL, "SYSCLK" },
1138 	{ "AIF2TX1", NULL, "DBVDD2" },
1139 	{ "AIF2TX2", NULL, "SYSCLK" },
1140 	{ "AIF2TX2", NULL, "DBVDD2" },
1141 
1142 	{ "AIF3TX1", NULL, "SYSCLK" },
1143 	{ "AIF3TX1", NULL, "DBVDD3" },
1144 	{ "AIF3TX2", NULL, "SYSCLK" },
1145 	{ "AIF3TX2", NULL, "DBVDD3" },
1146 
1147 	{ "MICBIAS1", NULL, "CP2" },
1148 	{ "MICBIAS2", NULL, "CP2" },
1149 	{ "MICBIAS3", NULL, "CP2" },
1150 
1151 	{ "IN1L PGA", NULL, "CP2" },
1152 	{ "IN1R PGA", NULL, "CP2" },
1153 	{ "IN2L PGA", NULL, "CP2" },
1154 	{ "IN2R PGA", NULL, "CP2" },
1155 	{ "IN3L PGA", NULL, "CP2" },
1156 	{ "IN3R PGA", NULL, "CP2" },
1157 	{ "IN4L PGA", NULL, "CP2" },
1158 	{ "IN4R PGA", NULL, "CP2" },
1159 
1160 	{ "IN1L PGA", NULL, "CP2 Active" },
1161 	{ "IN1R PGA", NULL, "CP2 Active" },
1162 	{ "IN2L PGA", NULL, "CP2 Active" },
1163 	{ "IN2R PGA", NULL, "CP2 Active" },
1164 	{ "IN3L PGA", NULL, "CP2 Active" },
1165 	{ "IN3R PGA", NULL, "CP2 Active" },
1166 	{ "IN4L PGA", NULL, "CP2 Active" },
1167 	{ "IN4R PGA", NULL, "CP2 Active" },
1168 
1169 	{ "OUT1L", NULL, "CP1" },
1170 	{ "OUT1R", NULL, "CP1" },
1171 	{ "OUT2L", NULL, "CP1" },
1172 	{ "OUT2R", NULL, "CP1" },
1173 	{ "OUT3L", NULL, "CP1" },
1174 	{ "OUT3R", NULL, "CP1" },
1175 
1176 	{ "Tone Generator 1", NULL, "TONE" },
1177 	{ "Tone Generator 2", NULL, "TONE" },
1178 
1179 	{ "IN1L PGA", NULL, "IN1L" },
1180 	{ "IN1R PGA", NULL, "IN1R" },
1181 	{ "IN2L PGA", NULL, "IN2L" },
1182 	{ "IN2R PGA", NULL, "IN2R" },
1183 	{ "IN3L PGA", NULL, "IN3L" },
1184 	{ "IN3R PGA", NULL, "IN3R" },
1185 	{ "IN4L PGA", NULL, "IN4L" },
1186 	{ "IN4R PGA", NULL, "IN4R" },
1187 
1188 	WM5100_MIXER_ROUTES("OUT1L", "HPOUT1L"),
1189 	WM5100_MIXER_ROUTES("OUT1R", "HPOUT1R"),
1190 	WM5100_MIXER_ROUTES("OUT2L", "HPOUT2L"),
1191 	WM5100_MIXER_ROUTES("OUT2R", "HPOUT2R"),
1192 	WM5100_MIXER_ROUTES("OUT3L", "HPOUT3L"),
1193 	WM5100_MIXER_ROUTES("OUT3R", "HPOUT3R"),
1194 
1195 	WM5100_MIXER_ROUTES("OUT4L", "SPKOUTL"),
1196 	WM5100_MIXER_ROUTES("OUT4R", "SPKOUTR"),
1197 	WM5100_MIXER_ROUTES("OUT5L", "SPKDAT1L"),
1198 	WM5100_MIXER_ROUTES("OUT5R", "SPKDAT1R"),
1199 	WM5100_MIXER_ROUTES("OUT6L", "SPKDAT2L"),
1200 	WM5100_MIXER_ROUTES("OUT6R", "SPKDAT2R"),
1201 
1202 	WM5100_MIXER_ROUTES("PWM1 Driver", "PWM1"),
1203 	WM5100_MIXER_ROUTES("PWM2 Driver", "PWM2"),
1204 
1205 	WM5100_MIXER_ROUTES("AIF1TX1", "AIF1TX1"),
1206 	WM5100_MIXER_ROUTES("AIF1TX2", "AIF1TX2"),
1207 	WM5100_MIXER_ROUTES("AIF1TX3", "AIF1TX3"),
1208 	WM5100_MIXER_ROUTES("AIF1TX4", "AIF1TX4"),
1209 	WM5100_MIXER_ROUTES("AIF1TX5", "AIF1TX5"),
1210 	WM5100_MIXER_ROUTES("AIF1TX6", "AIF1TX6"),
1211 	WM5100_MIXER_ROUTES("AIF1TX7", "AIF1TX7"),
1212 	WM5100_MIXER_ROUTES("AIF1TX8", "AIF1TX8"),
1213 
1214 	WM5100_MIXER_ROUTES("AIF2TX1", "AIF2TX1"),
1215 	WM5100_MIXER_ROUTES("AIF2TX2", "AIF2TX2"),
1216 
1217 	WM5100_MIXER_ROUTES("AIF3TX1", "AIF3TX1"),
1218 	WM5100_MIXER_ROUTES("AIF3TX2", "AIF3TX2"),
1219 
1220 	WM5100_MIXER_ROUTES("EQ1", "EQ1"),
1221 	WM5100_MIXER_ROUTES("EQ2", "EQ2"),
1222 	WM5100_MIXER_ROUTES("EQ3", "EQ3"),
1223 	WM5100_MIXER_ROUTES("EQ4", "EQ4"),
1224 
1225 	WM5100_MIXER_ROUTES("DRC1L", "DRC1L"),
1226 	WM5100_MIXER_ROUTES("DRC1R", "DRC1R"),
1227 
1228 	WM5100_MIXER_ROUTES("LHPF1", "LHPF1"),
1229 	WM5100_MIXER_ROUTES("LHPF2", "LHPF2"),
1230 	WM5100_MIXER_ROUTES("LHPF3", "LHPF3"),
1231 	WM5100_MIXER_ROUTES("LHPF4", "LHPF4"),
1232 
1233 	{ "HPOUT1L", NULL, "OUT1L" },
1234 	{ "HPOUT1R", NULL, "OUT1R" },
1235 	{ "HPOUT2L", NULL, "OUT2L" },
1236 	{ "HPOUT2R", NULL, "OUT2R" },
1237 	{ "HPOUT3L", NULL, "OUT3L" },
1238 	{ "HPOUT3R", NULL, "OUT3R" },
1239 	{ "SPKOUTL", NULL, "OUT4L" },
1240 	{ "SPKOUTR", NULL, "OUT4R" },
1241 	{ "SPKDAT1", NULL, "OUT5L" },
1242 	{ "SPKDAT1", NULL, "OUT5R" },
1243 	{ "SPKDAT2", NULL, "OUT6L" },
1244 	{ "SPKDAT2", NULL, "OUT6R" },
1245 	{ "PWM1", NULL, "PWM1 Driver" },
1246 	{ "PWM2", NULL, "PWM2 Driver" },
1247 };
1248 
1249 static const struct reg_default wm5100_reva_patches[] = {
1250 	{ WM5100_AUDIO_IF_1_10, 0 },
1251 	{ WM5100_AUDIO_IF_1_11, 1 },
1252 	{ WM5100_AUDIO_IF_1_12, 2 },
1253 	{ WM5100_AUDIO_IF_1_13, 3 },
1254 	{ WM5100_AUDIO_IF_1_14, 4 },
1255 	{ WM5100_AUDIO_IF_1_15, 5 },
1256 	{ WM5100_AUDIO_IF_1_16, 6 },
1257 	{ WM5100_AUDIO_IF_1_17, 7 },
1258 
1259 	{ WM5100_AUDIO_IF_1_18, 0 },
1260 	{ WM5100_AUDIO_IF_1_19, 1 },
1261 	{ WM5100_AUDIO_IF_1_20, 2 },
1262 	{ WM5100_AUDIO_IF_1_21, 3 },
1263 	{ WM5100_AUDIO_IF_1_22, 4 },
1264 	{ WM5100_AUDIO_IF_1_23, 5 },
1265 	{ WM5100_AUDIO_IF_1_24, 6 },
1266 	{ WM5100_AUDIO_IF_1_25, 7 },
1267 
1268 	{ WM5100_AUDIO_IF_2_10, 0 },
1269 	{ WM5100_AUDIO_IF_2_11, 1 },
1270 
1271 	{ WM5100_AUDIO_IF_2_18, 0 },
1272 	{ WM5100_AUDIO_IF_2_19, 1 },
1273 
1274 	{ WM5100_AUDIO_IF_3_10, 0 },
1275 	{ WM5100_AUDIO_IF_3_11, 1 },
1276 
1277 	{ WM5100_AUDIO_IF_3_18, 0 },
1278 	{ WM5100_AUDIO_IF_3_19, 1 },
1279 };
1280 
1281 static int wm5100_set_fmt(struct snd_soc_dai *dai, unsigned int fmt)
1282 {
1283 	struct snd_soc_codec *codec = dai->codec;
1284 	int lrclk, bclk, mask, base;
1285 
1286 	base = dai->driver->base;
1287 
1288 	lrclk = 0;
1289 	bclk = 0;
1290 
1291 	switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1292 	case SND_SOC_DAIFMT_DSP_A:
1293 		mask = 0;
1294 		break;
1295 	case SND_SOC_DAIFMT_I2S:
1296 		mask = 2;
1297 		break;
1298 	default:
1299 		dev_err(codec->dev, "Unsupported DAI format %d\n",
1300 			fmt & SND_SOC_DAIFMT_FORMAT_MASK);
1301 		return -EINVAL;
1302 	}
1303 
1304 	switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
1305 	case SND_SOC_DAIFMT_CBS_CFS:
1306 		break;
1307 	case SND_SOC_DAIFMT_CBS_CFM:
1308 		lrclk |= WM5100_AIF1TX_LRCLK_MSTR;
1309 		break;
1310 	case SND_SOC_DAIFMT_CBM_CFS:
1311 		bclk |= WM5100_AIF1_BCLK_MSTR;
1312 		break;
1313 	case SND_SOC_DAIFMT_CBM_CFM:
1314 		lrclk |= WM5100_AIF1TX_LRCLK_MSTR;
1315 		bclk |= WM5100_AIF1_BCLK_MSTR;
1316 		break;
1317 	default:
1318 		dev_err(codec->dev, "Unsupported master mode %d\n",
1319 			fmt & SND_SOC_DAIFMT_MASTER_MASK);
1320 		return -EINVAL;
1321 	}
1322 
1323 	switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
1324 	case SND_SOC_DAIFMT_NB_NF:
1325 		break;
1326 	case SND_SOC_DAIFMT_IB_IF:
1327 		bclk |= WM5100_AIF1_BCLK_INV;
1328 		lrclk |= WM5100_AIF1TX_LRCLK_INV;
1329 		break;
1330 	case SND_SOC_DAIFMT_IB_NF:
1331 		bclk |= WM5100_AIF1_BCLK_INV;
1332 		break;
1333 	case SND_SOC_DAIFMT_NB_IF:
1334 		lrclk |= WM5100_AIF1TX_LRCLK_INV;
1335 		break;
1336 	default:
1337 		return -EINVAL;
1338 	}
1339 
1340 	snd_soc_update_bits(codec, base + 1, WM5100_AIF1_BCLK_MSTR |
1341 			    WM5100_AIF1_BCLK_INV, bclk);
1342 	snd_soc_update_bits(codec, base + 2, WM5100_AIF1TX_LRCLK_MSTR |
1343 			    WM5100_AIF1TX_LRCLK_INV, lrclk);
1344 	snd_soc_update_bits(codec, base + 3, WM5100_AIF1TX_LRCLK_MSTR |
1345 			    WM5100_AIF1TX_LRCLK_INV, lrclk);
1346 	snd_soc_update_bits(codec, base + 5, WM5100_AIF1_FMT_MASK, mask);
1347 
1348 	return 0;
1349 }
1350 
1351 #define WM5100_NUM_BCLK_RATES 19
1352 
1353 static int wm5100_bclk_rates_dat[WM5100_NUM_BCLK_RATES] = {
1354 	32000,
1355 	48000,
1356 	64000,
1357 	96000,
1358 	128000,
1359 	192000,
1360 	256000,
1361 	384000,
1362 	512000,
1363 	768000,
1364 	1024000,
1365 	1536000,
1366 	2048000,
1367 	3072000,
1368 	4096000,
1369 	6144000,
1370 	8192000,
1371 	12288000,
1372 	24576000,
1373 };
1374 
1375 static int wm5100_bclk_rates_cd[WM5100_NUM_BCLK_RATES] = {
1376 	29400,
1377 	44100,
1378 	58800,
1379 	88200,
1380 	117600,
1381 	176400,
1382 	235200,
1383 	352800,
1384 	470400,
1385 	705600,
1386 	940800,
1387 	1411200,
1388 	1881600,
1389 	2882400,
1390 	3763200,
1391 	5644800,
1392 	7526400,
1393 	11289600,
1394 	22579600,
1395 };
1396 
1397 static int wm5100_hw_params(struct snd_pcm_substream *substream,
1398 			    struct snd_pcm_hw_params *params,
1399 			    struct snd_soc_dai *dai)
1400 {
1401 	struct snd_soc_codec *codec = dai->codec;
1402 	struct wm5100_priv *wm5100 = snd_soc_codec_get_drvdata(codec);
1403 	bool async = wm5100->aif_async[dai->id];
1404 	int i, base, bclk, aif_rate, lrclk, wl, fl, sr;
1405 	int *bclk_rates;
1406 
1407 	base = dai->driver->base;
1408 
1409 	/* Data sizes if not using TDM */
1410 	wl = snd_pcm_format_width(params_format(params));
1411 	if (wl < 0)
1412 		return wl;
1413 	fl = snd_soc_params_to_frame_size(params);
1414 	if (fl < 0)
1415 		return fl;
1416 
1417 	dev_dbg(codec->dev, "Word length %d bits, frame length %d bits\n",
1418 		wl, fl);
1419 
1420 	/* Target BCLK rate */
1421 	bclk = snd_soc_params_to_bclk(params);
1422 	if (bclk < 0)
1423 		return bclk;
1424 
1425 	/* Root for BCLK depends on SYS/ASYNCCLK */
1426 	if (!async) {
1427 		aif_rate = wm5100->sysclk;
1428 		sr = wm5100_alloc_sr(codec, params_rate(params));
1429 		if (sr < 0)
1430 			return sr;
1431 	} else {
1432 		/* If we're in ASYNCCLK set the ASYNC sample rate */
1433 		aif_rate = wm5100->asyncclk;
1434 		sr = 3;
1435 
1436 		for (i = 0; i < ARRAY_SIZE(wm5100_sr_code); i++)
1437 			if (params_rate(params) == wm5100_sr_code[i])
1438 				break;
1439 		if (i == ARRAY_SIZE(wm5100_sr_code)) {
1440 			dev_err(codec->dev, "Invalid rate %dHzn",
1441 				params_rate(params));
1442 			return -EINVAL;
1443 		}
1444 
1445 		/* TODO: We should really check for symmetry */
1446 		snd_soc_update_bits(codec, WM5100_CLOCKING_8,
1447 				    WM5100_ASYNC_SAMPLE_RATE_MASK, i);
1448 	}
1449 
1450 	if (!aif_rate) {
1451 		dev_err(codec->dev, "%s has no rate set\n",
1452 			async ? "ASYNCCLK" : "SYSCLK");
1453 		return -EINVAL;
1454 	}
1455 
1456 	dev_dbg(codec->dev, "Target BCLK is %dHz, using %dHz %s\n",
1457 		bclk, aif_rate, async ? "ASYNCCLK" : "SYSCLK");
1458 
1459 	if (aif_rate % 4000)
1460 		bclk_rates = wm5100_bclk_rates_cd;
1461 	else
1462 		bclk_rates = wm5100_bclk_rates_dat;
1463 
1464 	for (i = 0; i < WM5100_NUM_BCLK_RATES; i++)
1465 		if (bclk_rates[i] >= bclk && (bclk_rates[i] % bclk == 0))
1466 			break;
1467 	if (i == WM5100_NUM_BCLK_RATES) {
1468 		dev_err(codec->dev,
1469 			"No valid BCLK for %dHz found from %dHz %s\n",
1470 			bclk, aif_rate, async ? "ASYNCCLK" : "SYSCLK");
1471 		return -EINVAL;
1472 	}
1473 
1474 	bclk = i;
1475 	dev_dbg(codec->dev, "Setting %dHz BCLK\n", bclk_rates[bclk]);
1476 	snd_soc_update_bits(codec, base + 1, WM5100_AIF1_BCLK_FREQ_MASK, bclk);
1477 
1478 	lrclk = bclk_rates[bclk] / params_rate(params);
1479 	dev_dbg(codec->dev, "Setting %dHz LRCLK\n", bclk_rates[bclk] / lrclk);
1480 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK ||
1481 	    wm5100->aif_symmetric[dai->id])
1482 		snd_soc_update_bits(codec, base + 7,
1483 				    WM5100_AIF1RX_BCPF_MASK, lrclk);
1484 	else
1485 		snd_soc_update_bits(codec, base + 6,
1486 				    WM5100_AIF1TX_BCPF_MASK, lrclk);
1487 
1488 	i = (wl << WM5100_AIF1TX_WL_SHIFT) | fl;
1489 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
1490 		snd_soc_update_bits(codec, base + 9,
1491 				    WM5100_AIF1RX_WL_MASK |
1492 				    WM5100_AIF1RX_SLOT_LEN_MASK, i);
1493 	else
1494 		snd_soc_update_bits(codec, base + 8,
1495 				    WM5100_AIF1TX_WL_MASK |
1496 				    WM5100_AIF1TX_SLOT_LEN_MASK, i);
1497 
1498 	snd_soc_update_bits(codec, base + 4, WM5100_AIF1_RATE_MASK, sr);
1499 
1500 	return 0;
1501 }
1502 
1503 static const struct snd_soc_dai_ops wm5100_dai_ops = {
1504 	.set_fmt = wm5100_set_fmt,
1505 	.hw_params = wm5100_hw_params,
1506 };
1507 
1508 static int wm5100_set_sysclk(struct snd_soc_codec *codec, int clk_id,
1509 			     int source, unsigned int freq, int dir)
1510 {
1511 	struct wm5100_priv *wm5100 = snd_soc_codec_get_drvdata(codec);
1512 	int *rate_store;
1513 	int fval, audio_rate, ret, reg;
1514 
1515 	switch (clk_id) {
1516 	case WM5100_CLK_SYSCLK:
1517 		reg = WM5100_CLOCKING_3;
1518 		rate_store = &wm5100->sysclk;
1519 		break;
1520 	case WM5100_CLK_ASYNCCLK:
1521 		reg = WM5100_CLOCKING_7;
1522 		rate_store = &wm5100->asyncclk;
1523 		break;
1524 	case WM5100_CLK_32KHZ:
1525 		/* The 32kHz clock is slightly different to the others */
1526 		switch (source) {
1527 		case WM5100_CLKSRC_MCLK1:
1528 		case WM5100_CLKSRC_MCLK2:
1529 		case WM5100_CLKSRC_SYSCLK:
1530 			snd_soc_update_bits(codec, WM5100_CLOCKING_1,
1531 					    WM5100_CLK_32K_SRC_MASK,
1532 					    source);
1533 			break;
1534 		default:
1535 			return -EINVAL;
1536 		}
1537 		return 0;
1538 
1539 	case WM5100_CLK_AIF1:
1540 	case WM5100_CLK_AIF2:
1541 	case WM5100_CLK_AIF3:
1542 		/* Not real clocks, record which clock domain they're in */
1543 		switch (source) {
1544 		case WM5100_CLKSRC_SYSCLK:
1545 			wm5100->aif_async[clk_id - 1] = false;
1546 			break;
1547 		case WM5100_CLKSRC_ASYNCCLK:
1548 			wm5100->aif_async[clk_id - 1] = true;
1549 			break;
1550 		default:
1551 			dev_err(codec->dev, "Invalid source %d\n", source);
1552 			return -EINVAL;
1553 		}
1554 		return 0;
1555 
1556 	case WM5100_CLK_OPCLK:
1557 		switch (freq) {
1558 		case 5644800:
1559 		case 6144000:
1560 			snd_soc_update_bits(codec, WM5100_MISC_GPIO_1,
1561 					    WM5100_OPCLK_SEL_MASK, 0);
1562 			break;
1563 		case 11289600:
1564 		case 12288000:
1565 			snd_soc_update_bits(codec, WM5100_MISC_GPIO_1,
1566 					    WM5100_OPCLK_SEL_MASK, 0);
1567 			break;
1568 		case 22579200:
1569 		case 24576000:
1570 			snd_soc_update_bits(codec, WM5100_MISC_GPIO_1,
1571 					    WM5100_OPCLK_SEL_MASK, 0);
1572 			break;
1573 		default:
1574 			dev_err(codec->dev, "Unsupported OPCLK %dHz\n",
1575 				freq);
1576 			return -EINVAL;
1577 		}
1578 		return 0;
1579 
1580 	default:
1581 		dev_err(codec->dev, "Unknown clock %d\n", clk_id);
1582 		return -EINVAL;
1583 	}
1584 
1585 	switch (source) {
1586 	case WM5100_CLKSRC_SYSCLK:
1587 	case WM5100_CLKSRC_ASYNCCLK:
1588 		dev_err(codec->dev, "Invalid source %d\n", source);
1589 		return -EINVAL;
1590 	}
1591 
1592 	switch (freq) {
1593 	case 5644800:
1594 	case 6144000:
1595 		fval = 0;
1596 		break;
1597 	case 11289600:
1598 	case 12288000:
1599 		fval = 1;
1600 		break;
1601 	case 22579200:
1602 	case 24576000:
1603 		fval = 2;
1604 		break;
1605 	default:
1606 		dev_err(codec->dev, "Invalid clock rate: %d\n", freq);
1607 		return -EINVAL;
1608 	}
1609 
1610 	switch (freq) {
1611 	case 5644800:
1612 	case 11289600:
1613 	case 22579200:
1614 		audio_rate = 44100;
1615 		break;
1616 
1617 	case 6144000:
1618 	case 12288000:
1619 	case 24576000:
1620 		audio_rate = 48000;
1621 		break;
1622 
1623 	default:
1624 		BUG();
1625 		audio_rate = 0;
1626 		break;
1627 	}
1628 
1629 	/* TODO: Check if MCLKs are in use and enable/disable pulls to
1630 	 * match.
1631 	 */
1632 
1633 	snd_soc_update_bits(codec, reg, WM5100_SYSCLK_FREQ_MASK |
1634 			    WM5100_SYSCLK_SRC_MASK,
1635 			    fval << WM5100_SYSCLK_FREQ_SHIFT | source);
1636 
1637 	/* If this is SYSCLK then configure the clock rate for the
1638 	 * internal audio functions to the natural sample rate for
1639 	 * this clock rate.
1640 	 */
1641 	if (clk_id == WM5100_CLK_SYSCLK) {
1642 		dev_dbg(codec->dev, "Setting primary audio rate to %dHz",
1643 			audio_rate);
1644 		if (0 && *rate_store)
1645 			wm5100_free_sr(codec, audio_rate);
1646 		ret = wm5100_alloc_sr(codec, audio_rate);
1647 		if (ret != 0)
1648 			dev_warn(codec->dev, "Primary audio slot is %d\n",
1649 				 ret);
1650 	}
1651 
1652 	*rate_store = freq;
1653 
1654 	return 0;
1655 }
1656 
1657 struct _fll_div {
1658 	u16 fll_fratio;
1659 	u16 fll_outdiv;
1660 	u16 fll_refclk_div;
1661 	u16 n;
1662 	u16 theta;
1663 	u16 lambda;
1664 };
1665 
1666 static struct {
1667 	unsigned int min;
1668 	unsigned int max;
1669 	u16 fll_fratio;
1670 	int ratio;
1671 } fll_fratios[] = {
1672 	{       0,    64000, 4, 16 },
1673 	{   64000,   128000, 3,  8 },
1674 	{  128000,   256000, 2,  4 },
1675 	{  256000,  1000000, 1,  2 },
1676 	{ 1000000, 13500000, 0,  1 },
1677 };
1678 
1679 static int fll_factors(struct _fll_div *fll_div, unsigned int Fref,
1680 		       unsigned int Fout)
1681 {
1682 	unsigned int target;
1683 	unsigned int div;
1684 	unsigned int fratio, gcd_fll;
1685 	int i;
1686 
1687 	/* Fref must be <=13.5MHz */
1688 	div = 1;
1689 	fll_div->fll_refclk_div = 0;
1690 	while ((Fref / div) > 13500000) {
1691 		div *= 2;
1692 		fll_div->fll_refclk_div++;
1693 
1694 		if (div > 8) {
1695 			pr_err("Can't scale %dMHz input down to <=13.5MHz\n",
1696 			       Fref);
1697 			return -EINVAL;
1698 		}
1699 	}
1700 
1701 	pr_debug("FLL Fref=%u Fout=%u\n", Fref, Fout);
1702 
1703 	/* Apply the division for our remaining calculations */
1704 	Fref /= div;
1705 
1706 	/* Fvco should be 90-100MHz; don't check the upper bound */
1707 	div = 2;
1708 	while (Fout * div < 90000000) {
1709 		div++;
1710 		if (div > 64) {
1711 			pr_err("Unable to find FLL_OUTDIV for Fout=%uHz\n",
1712 			       Fout);
1713 			return -EINVAL;
1714 		}
1715 	}
1716 	target = Fout * div;
1717 	fll_div->fll_outdiv = div - 1;
1718 
1719 	pr_debug("FLL Fvco=%dHz\n", target);
1720 
1721 	/* Find an appropraite FLL_FRATIO and factor it out of the target */
1722 	for (i = 0; i < ARRAY_SIZE(fll_fratios); i++) {
1723 		if (fll_fratios[i].min <= Fref && Fref <= fll_fratios[i].max) {
1724 			fll_div->fll_fratio = fll_fratios[i].fll_fratio;
1725 			fratio = fll_fratios[i].ratio;
1726 			break;
1727 		}
1728 	}
1729 	if (i == ARRAY_SIZE(fll_fratios)) {
1730 		pr_err("Unable to find FLL_FRATIO for Fref=%uHz\n", Fref);
1731 		return -EINVAL;
1732 	}
1733 
1734 	fll_div->n = target / (fratio * Fref);
1735 
1736 	if (target % Fref == 0) {
1737 		fll_div->theta = 0;
1738 		fll_div->lambda = 0;
1739 	} else {
1740 		gcd_fll = gcd(target, fratio * Fref);
1741 
1742 		fll_div->theta = (target - (fll_div->n * fratio * Fref))
1743 			/ gcd_fll;
1744 		fll_div->lambda = (fratio * Fref) / gcd_fll;
1745 	}
1746 
1747 	pr_debug("FLL N=%x THETA=%x LAMBDA=%x\n",
1748 		 fll_div->n, fll_div->theta, fll_div->lambda);
1749 	pr_debug("FLL_FRATIO=%x(%d) FLL_OUTDIV=%x FLL_REFCLK_DIV=%x\n",
1750 		 fll_div->fll_fratio, fratio, fll_div->fll_outdiv,
1751 		 fll_div->fll_refclk_div);
1752 
1753 	return 0;
1754 }
1755 
1756 static int wm5100_set_fll(struct snd_soc_codec *codec, int fll_id, int source,
1757 			  unsigned int Fref, unsigned int Fout)
1758 {
1759 	struct i2c_client *i2c = to_i2c_client(codec->dev);
1760 	struct wm5100_priv *wm5100 = snd_soc_codec_get_drvdata(codec);
1761 	struct _fll_div factors;
1762 	struct wm5100_fll *fll;
1763 	int ret, base, lock, i, timeout;
1764 
1765 	switch (fll_id) {
1766 	case WM5100_FLL1:
1767 		fll = &wm5100->fll[0];
1768 		base = WM5100_FLL1_CONTROL_1 - 1;
1769 		lock = WM5100_FLL1_LOCK_STS;
1770 		break;
1771 	case WM5100_FLL2:
1772 		fll = &wm5100->fll[1];
1773 		base = WM5100_FLL2_CONTROL_2 - 1;
1774 		lock = WM5100_FLL2_LOCK_STS;
1775 		break;
1776 	default:
1777 		dev_err(codec->dev, "Unknown FLL %d\n",fll_id);
1778 		return -EINVAL;
1779 	}
1780 
1781 	if (!Fout) {
1782 		dev_dbg(codec->dev, "FLL%d disabled", fll_id);
1783 		if (fll->fout)
1784 			pm_runtime_put(codec->dev);
1785 		fll->fout = 0;
1786 		snd_soc_update_bits(codec, base + 1, WM5100_FLL1_ENA, 0);
1787 		return 0;
1788 	}
1789 
1790 	switch (source) {
1791 	case WM5100_FLL_SRC_MCLK1:
1792 	case WM5100_FLL_SRC_MCLK2:
1793 	case WM5100_FLL_SRC_FLL1:
1794 	case WM5100_FLL_SRC_FLL2:
1795 	case WM5100_FLL_SRC_AIF1BCLK:
1796 	case WM5100_FLL_SRC_AIF2BCLK:
1797 	case WM5100_FLL_SRC_AIF3BCLK:
1798 		break;
1799 	default:
1800 		dev_err(codec->dev, "Invalid FLL source %d\n", source);
1801 		return -EINVAL;
1802 	}
1803 
1804 	ret = fll_factors(&factors, Fref, Fout);
1805 	if (ret < 0)
1806 		return ret;
1807 
1808 	/* Disable the FLL while we reconfigure */
1809 	snd_soc_update_bits(codec, base + 1, WM5100_FLL1_ENA, 0);
1810 
1811 	snd_soc_update_bits(codec, base + 2,
1812 			    WM5100_FLL1_OUTDIV_MASK | WM5100_FLL1_FRATIO_MASK,
1813 			    (factors.fll_outdiv << WM5100_FLL1_OUTDIV_SHIFT) |
1814 			    factors.fll_fratio);
1815 	snd_soc_update_bits(codec, base + 3, WM5100_FLL1_THETA_MASK,
1816 			    factors.theta);
1817 	snd_soc_update_bits(codec, base + 5, WM5100_FLL1_N_MASK, factors.n);
1818 	snd_soc_update_bits(codec, base + 6,
1819 			    WM5100_FLL1_REFCLK_DIV_MASK |
1820 			    WM5100_FLL1_REFCLK_SRC_MASK,
1821 			    (factors.fll_refclk_div
1822 			     << WM5100_FLL1_REFCLK_DIV_SHIFT) | source);
1823 	snd_soc_update_bits(codec, base + 7, WM5100_FLL1_LAMBDA_MASK,
1824 			    factors.lambda);
1825 
1826 	/* Clear any pending completions */
1827 	try_wait_for_completion(&fll->lock);
1828 
1829 	pm_runtime_get_sync(codec->dev);
1830 
1831 	snd_soc_update_bits(codec, base + 1, WM5100_FLL1_ENA, WM5100_FLL1_ENA);
1832 
1833 	if (i2c->irq)
1834 		timeout = 2;
1835 	else
1836 		timeout = 50;
1837 
1838 	snd_soc_update_bits(codec, WM5100_CLOCKING_3, WM5100_SYSCLK_ENA,
1839 			    WM5100_SYSCLK_ENA);
1840 
1841 	/* Poll for the lock; will use interrupt when we can test */
1842 	for (i = 0; i < timeout; i++) {
1843 		if (i2c->irq) {
1844 			ret = wait_for_completion_timeout(&fll->lock,
1845 							  msecs_to_jiffies(25));
1846 			if (ret > 0)
1847 				break;
1848 		} else {
1849 			msleep(1);
1850 		}
1851 
1852 		ret = snd_soc_read(codec,
1853 				   WM5100_INTERRUPT_RAW_STATUS_3);
1854 		if (ret < 0) {
1855 			dev_err(codec->dev,
1856 				"Failed to read FLL status: %d\n",
1857 				ret);
1858 			continue;
1859 		}
1860 		if (ret & lock)
1861 			break;
1862 	}
1863 	if (i == timeout) {
1864 		dev_err(codec->dev, "FLL%d lock timed out\n", fll_id);
1865 		pm_runtime_put(codec->dev);
1866 		return -ETIMEDOUT;
1867 	}
1868 
1869 	fll->src = source;
1870 	fll->fref = Fref;
1871 	fll->fout = Fout;
1872 
1873 	dev_dbg(codec->dev, "FLL%d running %dHz->%dHz\n", fll_id,
1874 		Fref, Fout);
1875 
1876 	return 0;
1877 }
1878 
1879 /* Actually go much higher */
1880 #define WM5100_RATES SNDRV_PCM_RATE_8000_192000
1881 
1882 #define WM5100_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\
1883 			SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE)
1884 
1885 static struct snd_soc_dai_driver wm5100_dai[] = {
1886 	{
1887 		.name = "wm5100-aif1",
1888 		.base = WM5100_AUDIO_IF_1_1 - 1,
1889 		.playback = {
1890 			.stream_name = "AIF1 Playback",
1891 			.channels_min = 2,
1892 			.channels_max = 2,
1893 			.rates = WM5100_RATES,
1894 			.formats = WM5100_FORMATS,
1895 		},
1896 		.capture = {
1897 			 .stream_name = "AIF1 Capture",
1898 			 .channels_min = 2,
1899 			 .channels_max = 2,
1900 			 .rates = WM5100_RATES,
1901 			 .formats = WM5100_FORMATS,
1902 		 },
1903 		.ops = &wm5100_dai_ops,
1904 	},
1905 	{
1906 		.name = "wm5100-aif2",
1907 		.id = 1,
1908 		.base = WM5100_AUDIO_IF_2_1 - 1,
1909 		.playback = {
1910 			.stream_name = "AIF2 Playback",
1911 			.channels_min = 2,
1912 			.channels_max = 2,
1913 			.rates = WM5100_RATES,
1914 			.formats = WM5100_FORMATS,
1915 		},
1916 		.capture = {
1917 			 .stream_name = "AIF2 Capture",
1918 			 .channels_min = 2,
1919 			 .channels_max = 2,
1920 			 .rates = WM5100_RATES,
1921 			 .formats = WM5100_FORMATS,
1922 		 },
1923 		.ops = &wm5100_dai_ops,
1924 	},
1925 	{
1926 		.name = "wm5100-aif3",
1927 		.id = 2,
1928 		.base = WM5100_AUDIO_IF_3_1 - 1,
1929 		.playback = {
1930 			.stream_name = "AIF3 Playback",
1931 			.channels_min = 2,
1932 			.channels_max = 2,
1933 			.rates = WM5100_RATES,
1934 			.formats = WM5100_FORMATS,
1935 		},
1936 		.capture = {
1937 			 .stream_name = "AIF3 Capture",
1938 			 .channels_min = 2,
1939 			 .channels_max = 2,
1940 			 .rates = WM5100_RATES,
1941 			 .formats = WM5100_FORMATS,
1942 		 },
1943 		.ops = &wm5100_dai_ops,
1944 	},
1945 };
1946 
1947 static int wm5100_dig_vu[] = {
1948 	WM5100_ADC_DIGITAL_VOLUME_1L,
1949 	WM5100_ADC_DIGITAL_VOLUME_1R,
1950 	WM5100_ADC_DIGITAL_VOLUME_2L,
1951 	WM5100_ADC_DIGITAL_VOLUME_2R,
1952 	WM5100_ADC_DIGITAL_VOLUME_3L,
1953 	WM5100_ADC_DIGITAL_VOLUME_3R,
1954 	WM5100_ADC_DIGITAL_VOLUME_4L,
1955 	WM5100_ADC_DIGITAL_VOLUME_4R,
1956 
1957 	WM5100_DAC_DIGITAL_VOLUME_1L,
1958 	WM5100_DAC_DIGITAL_VOLUME_1R,
1959 	WM5100_DAC_DIGITAL_VOLUME_2L,
1960 	WM5100_DAC_DIGITAL_VOLUME_2R,
1961 	WM5100_DAC_DIGITAL_VOLUME_3L,
1962 	WM5100_DAC_DIGITAL_VOLUME_3R,
1963 	WM5100_DAC_DIGITAL_VOLUME_4L,
1964 	WM5100_DAC_DIGITAL_VOLUME_4R,
1965 	WM5100_DAC_DIGITAL_VOLUME_5L,
1966 	WM5100_DAC_DIGITAL_VOLUME_5R,
1967 	WM5100_DAC_DIGITAL_VOLUME_6L,
1968 	WM5100_DAC_DIGITAL_VOLUME_6R,
1969 };
1970 
1971 static void wm5100_set_detect_mode(struct wm5100_priv *wm5100, int the_mode)
1972 {
1973 	struct wm5100_jack_mode *mode = &wm5100->pdata.jack_modes[the_mode];
1974 
1975 	if (WARN_ON(the_mode >= ARRAY_SIZE(wm5100->pdata.jack_modes)))
1976 		return;
1977 
1978 	gpio_set_value_cansleep(wm5100->pdata.hp_pol, mode->hp_pol);
1979 	regmap_update_bits(wm5100->regmap, WM5100_ACCESSORY_DETECT_MODE_1,
1980 			   WM5100_ACCDET_BIAS_SRC_MASK |
1981 			   WM5100_ACCDET_SRC,
1982 			   (mode->bias << WM5100_ACCDET_BIAS_SRC_SHIFT) |
1983 			   mode->micd_src << WM5100_ACCDET_SRC_SHIFT);
1984 	regmap_update_bits(wm5100->regmap, WM5100_MISC_CONTROL,
1985 			   WM5100_HPCOM_SRC,
1986 			   mode->micd_src << WM5100_HPCOM_SRC_SHIFT);
1987 
1988 	wm5100->jack_mode = the_mode;
1989 
1990 	dev_dbg(wm5100->dev, "Set microphone polarity to %d\n",
1991 		wm5100->jack_mode);
1992 }
1993 
1994 static void wm5100_report_headphone(struct wm5100_priv *wm5100)
1995 {
1996 	dev_dbg(wm5100->dev, "Headphone detected\n");
1997 	wm5100->jack_detecting = false;
1998 	snd_soc_jack_report(wm5100->jack, SND_JACK_HEADPHONE,
1999 			    SND_JACK_HEADPHONE);
2000 
2001 	/* Increase the detection rate a bit for responsiveness. */
2002 	regmap_update_bits(wm5100->regmap, WM5100_MIC_DETECT_1,
2003 			   WM5100_ACCDET_RATE_MASK,
2004 			   7 << WM5100_ACCDET_RATE_SHIFT);
2005 }
2006 
2007 static void wm5100_micd_irq(struct wm5100_priv *wm5100)
2008 {
2009 	unsigned int val;
2010 	int ret;
2011 
2012 	ret = regmap_read(wm5100->regmap, WM5100_MIC_DETECT_3, &val);
2013 	if (ret != 0) {
2014 		dev_err(wm5100->dev, "Failed to read micropone status: %d\n",
2015 			ret);
2016 		return;
2017 	}
2018 
2019 	dev_dbg(wm5100->dev, "Microphone event: %x\n", val);
2020 
2021 	if (!(val & WM5100_ACCDET_VALID)) {
2022 		dev_warn(wm5100->dev, "Microphone detection state invalid\n");
2023 		return;
2024 	}
2025 
2026 	/* No accessory, reset everything and report removal */
2027 	if (!(val & WM5100_ACCDET_STS)) {
2028 		dev_dbg(wm5100->dev, "Jack removal detected\n");
2029 		wm5100->jack_mic = false;
2030 		wm5100->jack_detecting = true;
2031 		wm5100->jack_flips = 0;
2032 		snd_soc_jack_report(wm5100->jack, 0,
2033 				    SND_JACK_LINEOUT | SND_JACK_HEADSET |
2034 				    SND_JACK_BTN_0);
2035 
2036 		regmap_update_bits(wm5100->regmap, WM5100_MIC_DETECT_1,
2037 				   WM5100_ACCDET_RATE_MASK,
2038 				   WM5100_ACCDET_RATE_MASK);
2039 		return;
2040 	}
2041 
2042 	/* If the measurement is very high we've got a microphone,
2043 	 * either we just detected one or if we already reported then
2044 	 * we've got a button release event.
2045 	 */
2046 	if (val & 0x400) {
2047 		if (wm5100->jack_detecting) {
2048 			dev_dbg(wm5100->dev, "Microphone detected\n");
2049 			wm5100->jack_mic = true;
2050 			wm5100->jack_detecting = false;
2051 			snd_soc_jack_report(wm5100->jack,
2052 					    SND_JACK_HEADSET,
2053 					    SND_JACK_HEADSET | SND_JACK_BTN_0);
2054 
2055 			/* Increase poll rate to give better responsiveness
2056 			 * for buttons */
2057 			regmap_update_bits(wm5100->regmap, WM5100_MIC_DETECT_1,
2058 					   WM5100_ACCDET_RATE_MASK,
2059 					   5 << WM5100_ACCDET_RATE_SHIFT);
2060 		} else {
2061 			dev_dbg(wm5100->dev, "Mic button up\n");
2062 			snd_soc_jack_report(wm5100->jack, 0, SND_JACK_BTN_0);
2063 		}
2064 
2065 		return;
2066 	}
2067 
2068 	/* If we detected a lower impedence during initial startup
2069 	 * then we probably have the wrong polarity, flip it.  Don't
2070 	 * do this for the lowest impedences to speed up detection of
2071 	 * plain headphones and give up if neither polarity looks
2072 	 * sensible.
2073 	 */
2074 	if (wm5100->jack_detecting && (val & 0x3f8)) {
2075 		wm5100->jack_flips++;
2076 
2077 		if (wm5100->jack_flips > 1)
2078 			wm5100_report_headphone(wm5100);
2079 		else
2080 			wm5100_set_detect_mode(wm5100, !wm5100->jack_mode);
2081 
2082 		return;
2083 	}
2084 
2085 	/* Don't distinguish between buttons, just report any low
2086 	 * impedence as BTN_0.
2087 	 */
2088 	if (val & 0x3fc) {
2089 		if (wm5100->jack_mic) {
2090 			dev_dbg(wm5100->dev, "Mic button detected\n");
2091 			snd_soc_jack_report(wm5100->jack, SND_JACK_BTN_0,
2092 					    SND_JACK_BTN_0);
2093 		} else if (wm5100->jack_detecting) {
2094 			wm5100_report_headphone(wm5100);
2095 		}
2096 	}
2097 }
2098 
2099 int wm5100_detect(struct snd_soc_codec *codec, struct snd_soc_jack *jack)
2100 {
2101 	struct wm5100_priv *wm5100 = snd_soc_codec_get_drvdata(codec);
2102 	struct snd_soc_dapm_context *dapm = &codec->dapm;
2103 
2104 	if (jack) {
2105 		wm5100->jack = jack;
2106 		wm5100->jack_detecting = true;
2107 		wm5100->jack_flips = 0;
2108 
2109 		wm5100_set_detect_mode(wm5100, 0);
2110 
2111 		/* Slowest detection rate, gives debounce for initial
2112 		 * detection */
2113 		snd_soc_update_bits(codec, WM5100_MIC_DETECT_1,
2114 				    WM5100_ACCDET_BIAS_STARTTIME_MASK |
2115 				    WM5100_ACCDET_RATE_MASK,
2116 				    (7 << WM5100_ACCDET_BIAS_STARTTIME_SHIFT) |
2117 				    WM5100_ACCDET_RATE_MASK);
2118 
2119 		/* We need the charge pump to power MICBIAS */
2120 		snd_soc_dapm_mutex_lock(dapm);
2121 
2122 		snd_soc_dapm_force_enable_pin_unlocked(dapm, "CP2");
2123 		snd_soc_dapm_force_enable_pin_unlocked(dapm, "SYSCLK");
2124 
2125 		snd_soc_dapm_sync_unlocked(dapm);
2126 
2127 		snd_soc_dapm_mutex_unlock(dapm);
2128 
2129 		/* We start off just enabling microphone detection - even a
2130 		 * plain headphone will trigger detection.
2131 		 */
2132 		snd_soc_update_bits(codec, WM5100_MIC_DETECT_1,
2133 				    WM5100_ACCDET_ENA, WM5100_ACCDET_ENA);
2134 
2135 		snd_soc_update_bits(codec, WM5100_INTERRUPT_STATUS_3_MASK,
2136 				    WM5100_IM_ACCDET_EINT, 0);
2137 	} else {
2138 		snd_soc_update_bits(codec, WM5100_INTERRUPT_STATUS_3_MASK,
2139 				    WM5100_IM_HPDET_EINT |
2140 				    WM5100_IM_ACCDET_EINT,
2141 				    WM5100_IM_HPDET_EINT |
2142 				    WM5100_IM_ACCDET_EINT);
2143 		snd_soc_update_bits(codec, WM5100_MIC_DETECT_1,
2144 				    WM5100_ACCDET_ENA, 0);
2145 		wm5100->jack = NULL;
2146 	}
2147 
2148 	return 0;
2149 }
2150 EXPORT_SYMBOL_GPL(wm5100_detect);
2151 
2152 static irqreturn_t wm5100_irq(int irq, void *data)
2153 {
2154 	struct wm5100_priv *wm5100 = data;
2155 	irqreturn_t status = IRQ_NONE;
2156 	unsigned int irq_val, mask_val;
2157 	int ret;
2158 
2159 	ret = regmap_read(wm5100->regmap, WM5100_INTERRUPT_STATUS_3, &irq_val);
2160 	if (ret < 0) {
2161 		dev_err(wm5100->dev, "Failed to read IRQ status 3: %d\n",
2162 			ret);
2163 		irq_val = 0;
2164 	}
2165 
2166 	ret = regmap_read(wm5100->regmap, WM5100_INTERRUPT_STATUS_3_MASK,
2167 			  &mask_val);
2168 	if (ret < 0) {
2169 		dev_err(wm5100->dev, "Failed to read IRQ mask 3: %d\n",
2170 			ret);
2171 		mask_val = 0xffff;
2172 	}
2173 
2174 	irq_val &= ~mask_val;
2175 
2176 	regmap_write(wm5100->regmap, WM5100_INTERRUPT_STATUS_3, irq_val);
2177 
2178 	if (irq_val)
2179 		status = IRQ_HANDLED;
2180 
2181 	wm5100_log_status3(wm5100, irq_val);
2182 
2183 	if (irq_val & WM5100_FLL1_LOCK_EINT) {
2184 		dev_dbg(wm5100->dev, "FLL1 locked\n");
2185 		complete(&wm5100->fll[0].lock);
2186 	}
2187 	if (irq_val & WM5100_FLL2_LOCK_EINT) {
2188 		dev_dbg(wm5100->dev, "FLL2 locked\n");
2189 		complete(&wm5100->fll[1].lock);
2190 	}
2191 
2192 	if (irq_val & WM5100_ACCDET_EINT)
2193 		wm5100_micd_irq(wm5100);
2194 
2195 	ret = regmap_read(wm5100->regmap, WM5100_INTERRUPT_STATUS_4, &irq_val);
2196 	if (ret < 0) {
2197 		dev_err(wm5100->dev, "Failed to read IRQ status 4: %d\n",
2198 			ret);
2199 		irq_val = 0;
2200 	}
2201 
2202 	ret = regmap_read(wm5100->regmap, WM5100_INTERRUPT_STATUS_4_MASK,
2203 			  &mask_val);
2204 	if (ret < 0) {
2205 		dev_err(wm5100->dev, "Failed to read IRQ mask 4: %d\n",
2206 			ret);
2207 		mask_val = 0xffff;
2208 	}
2209 
2210 	irq_val &= ~mask_val;
2211 
2212 	if (irq_val)
2213 		status = IRQ_HANDLED;
2214 
2215 	regmap_write(wm5100->regmap, WM5100_INTERRUPT_STATUS_4, irq_val);
2216 
2217 	wm5100_log_status4(wm5100, irq_val);
2218 
2219 	return status;
2220 }
2221 
2222 static irqreturn_t wm5100_edge_irq(int irq, void *data)
2223 {
2224 	irqreturn_t ret = IRQ_NONE;
2225 	irqreturn_t val;
2226 
2227 	do {
2228 		val = wm5100_irq(irq, data);
2229 		if (val != IRQ_NONE)
2230 			ret = val;
2231 	} while (val != IRQ_NONE);
2232 
2233 	return ret;
2234 }
2235 
2236 #ifdef CONFIG_GPIOLIB
2237 static inline struct wm5100_priv *gpio_to_wm5100(struct gpio_chip *chip)
2238 {
2239 	return container_of(chip, struct wm5100_priv, gpio_chip);
2240 }
2241 
2242 static void wm5100_gpio_set(struct gpio_chip *chip, unsigned offset, int value)
2243 {
2244 	struct wm5100_priv *wm5100 = gpio_to_wm5100(chip);
2245 
2246 	regmap_update_bits(wm5100->regmap, WM5100_GPIO_CTRL_1 + offset,
2247 			   WM5100_GP1_LVL, !!value << WM5100_GP1_LVL_SHIFT);
2248 }
2249 
2250 static int wm5100_gpio_direction_out(struct gpio_chip *chip,
2251 				     unsigned offset, int value)
2252 {
2253 	struct wm5100_priv *wm5100 = gpio_to_wm5100(chip);
2254 	int val, ret;
2255 
2256 	val = (1 << WM5100_GP1_FN_SHIFT) | (!!value << WM5100_GP1_LVL_SHIFT);
2257 
2258 	ret = regmap_update_bits(wm5100->regmap, WM5100_GPIO_CTRL_1 + offset,
2259 				 WM5100_GP1_FN_MASK | WM5100_GP1_DIR |
2260 				 WM5100_GP1_LVL, val);
2261 	if (ret < 0)
2262 		return ret;
2263 	else
2264 		return 0;
2265 }
2266 
2267 static int wm5100_gpio_get(struct gpio_chip *chip, unsigned offset)
2268 {
2269 	struct wm5100_priv *wm5100 = gpio_to_wm5100(chip);
2270 	unsigned int reg;
2271 	int ret;
2272 
2273 	ret = regmap_read(wm5100->regmap, WM5100_GPIO_CTRL_1 + offset, &reg);
2274 	if (ret < 0)
2275 		return ret;
2276 
2277 	return (reg & WM5100_GP1_LVL) != 0;
2278 }
2279 
2280 static int wm5100_gpio_direction_in(struct gpio_chip *chip, unsigned offset)
2281 {
2282 	struct wm5100_priv *wm5100 = gpio_to_wm5100(chip);
2283 
2284 	return regmap_update_bits(wm5100->regmap, WM5100_GPIO_CTRL_1 + offset,
2285 				  WM5100_GP1_FN_MASK | WM5100_GP1_DIR,
2286 				  (1 << WM5100_GP1_FN_SHIFT) |
2287 				  (1 << WM5100_GP1_DIR_SHIFT));
2288 }
2289 
2290 static struct gpio_chip wm5100_template_chip = {
2291 	.label			= "wm5100",
2292 	.owner			= THIS_MODULE,
2293 	.direction_output	= wm5100_gpio_direction_out,
2294 	.set			= wm5100_gpio_set,
2295 	.direction_input	= wm5100_gpio_direction_in,
2296 	.get			= wm5100_gpio_get,
2297 	.can_sleep		= 1,
2298 };
2299 
2300 static void wm5100_init_gpio(struct i2c_client *i2c)
2301 {
2302 	struct wm5100_priv *wm5100 = i2c_get_clientdata(i2c);
2303 	int ret;
2304 
2305 	wm5100->gpio_chip = wm5100_template_chip;
2306 	wm5100->gpio_chip.ngpio = 6;
2307 	wm5100->gpio_chip.dev = &i2c->dev;
2308 
2309 	if (wm5100->pdata.gpio_base)
2310 		wm5100->gpio_chip.base = wm5100->pdata.gpio_base;
2311 	else
2312 		wm5100->gpio_chip.base = -1;
2313 
2314 	ret = gpiochip_add(&wm5100->gpio_chip);
2315 	if (ret != 0)
2316 		dev_err(&i2c->dev, "Failed to add GPIOs: %d\n", ret);
2317 }
2318 
2319 static void wm5100_free_gpio(struct i2c_client *i2c)
2320 {
2321 	struct wm5100_priv *wm5100 = i2c_get_clientdata(i2c);
2322 	int ret;
2323 
2324 	ret = gpiochip_remove(&wm5100->gpio_chip);
2325 	if (ret != 0)
2326 		dev_err(&i2c->dev, "Failed to remove GPIOs: %d\n", ret);
2327 }
2328 #else
2329 static void wm5100_init_gpio(struct i2c_client *i2c)
2330 {
2331 }
2332 
2333 static void wm5100_free_gpio(struct i2c_client *i2c)
2334 {
2335 }
2336 #endif
2337 
2338 static int wm5100_probe(struct snd_soc_codec *codec)
2339 {
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(&codec->dapm,
2358 					  wm5100_dapm_widgets_noirq,
2359 					  ARRAY_SIZE(wm5100_dapm_widgets_noirq));
2360 
2361 	if (wm5100->pdata.hp_pol) {
2362 		ret = gpio_request_one(wm5100->pdata.hp_pol,
2363 				       GPIOF_OUT_INIT_HIGH, "WM5100 HP_POL");
2364 		if (ret < 0) {
2365 			dev_err(&i2c->dev, "Failed to request HP_POL %d: %d\n",
2366 				wm5100->pdata.hp_pol, ret);
2367 			goto err_gpio;
2368 		}
2369 	}
2370 
2371 	return 0;
2372 
2373 err_gpio:
2374 
2375 	return ret;
2376 }
2377 
2378 static int wm5100_remove(struct snd_soc_codec *codec)
2379 {
2380 	struct wm5100_priv *wm5100 = snd_soc_codec_get_drvdata(codec);
2381 
2382 	if (wm5100->pdata.hp_pol) {
2383 		gpio_free(wm5100->pdata.hp_pol);
2384 	}
2385 
2386 	return 0;
2387 }
2388 
2389 static struct snd_soc_codec_driver soc_codec_dev_wm5100 = {
2390 	.probe =	wm5100_probe,
2391 	.remove =	wm5100_remove,
2392 
2393 	.set_sysclk = wm5100_set_sysclk,
2394 	.set_pll = wm5100_set_fll,
2395 	.idle_bias_off = 1,
2396 
2397 	.seq_notifier = wm5100_seq_notifier,
2398 	.controls = wm5100_snd_controls,
2399 	.num_controls = ARRAY_SIZE(wm5100_snd_controls),
2400 	.dapm_widgets = wm5100_dapm_widgets,
2401 	.num_dapm_widgets = ARRAY_SIZE(wm5100_dapm_widgets),
2402 	.dapm_routes = wm5100_dapm_routes,
2403 	.num_dapm_routes = ARRAY_SIZE(wm5100_dapm_routes),
2404 };
2405 
2406 static const struct regmap_config wm5100_regmap = {
2407 	.reg_bits = 16,
2408 	.val_bits = 16,
2409 
2410 	.max_register = WM5100_MAX_REGISTER,
2411 	.reg_defaults = wm5100_reg_defaults,
2412 	.num_reg_defaults = ARRAY_SIZE(wm5100_reg_defaults),
2413 	.volatile_reg = wm5100_volatile_register,
2414 	.readable_reg = wm5100_readable_register,
2415 	.cache_type = REGCACHE_RBTREE,
2416 };
2417 
2418 static const unsigned int wm5100_mic_ctrl_reg[] = {
2419 	WM5100_IN1L_CONTROL,
2420 	WM5100_IN2L_CONTROL,
2421 	WM5100_IN3L_CONTROL,
2422 	WM5100_IN4L_CONTROL,
2423 };
2424 
2425 static int wm5100_i2c_probe(struct i2c_client *i2c,
2426 			    const struct i2c_device_id *id)
2427 {
2428 	struct wm5100_pdata *pdata = dev_get_platdata(&i2c->dev);
2429 	struct wm5100_priv *wm5100;
2430 	unsigned int reg;
2431 	int ret, i, irq_flags;
2432 
2433 	wm5100 = devm_kzalloc(&i2c->dev, sizeof(struct wm5100_priv),
2434 			      GFP_KERNEL);
2435 	if (wm5100 == NULL)
2436 		return -ENOMEM;
2437 
2438 	wm5100->dev = &i2c->dev;
2439 
2440 	wm5100->regmap = devm_regmap_init_i2c(i2c, &wm5100_regmap);
2441 	if (IS_ERR(wm5100->regmap)) {
2442 		ret = PTR_ERR(wm5100->regmap);
2443 		dev_err(&i2c->dev, "Failed to allocate register map: %d\n",
2444 			ret);
2445 		goto err;
2446 	}
2447 
2448 	for (i = 0; i < ARRAY_SIZE(wm5100->fll); i++)
2449 		init_completion(&wm5100->fll[i].lock);
2450 
2451 	if (pdata)
2452 		wm5100->pdata = *pdata;
2453 
2454 	i2c_set_clientdata(i2c, wm5100);
2455 
2456 	for (i = 0; i < ARRAY_SIZE(wm5100->core_supplies); i++)
2457 		wm5100->core_supplies[i].supply = wm5100_core_supply_names[i];
2458 
2459 	ret = devm_regulator_bulk_get(&i2c->dev,
2460 				      ARRAY_SIZE(wm5100->core_supplies),
2461 				      wm5100->core_supplies);
2462 	if (ret != 0) {
2463 		dev_err(&i2c->dev, "Failed to request core supplies: %d\n",
2464 			ret);
2465 		goto err;
2466 	}
2467 
2468 	ret = regulator_bulk_enable(ARRAY_SIZE(wm5100->core_supplies),
2469 				    wm5100->core_supplies);
2470 	if (ret != 0) {
2471 		dev_err(&i2c->dev, "Failed to enable core supplies: %d\n",
2472 			ret);
2473 		goto err;
2474 	}
2475 
2476 	if (wm5100->pdata.ldo_ena) {
2477 		ret = gpio_request_one(wm5100->pdata.ldo_ena,
2478 				       GPIOF_OUT_INIT_HIGH, "WM5100 LDOENA");
2479 		if (ret < 0) {
2480 			dev_err(&i2c->dev, "Failed to request LDOENA %d: %d\n",
2481 				wm5100->pdata.ldo_ena, ret);
2482 			goto err_enable;
2483 		}
2484 		msleep(2);
2485 	}
2486 
2487 	if (wm5100->pdata.reset) {
2488 		ret = gpio_request_one(wm5100->pdata.reset,
2489 				       GPIOF_OUT_INIT_HIGH, "WM5100 /RESET");
2490 		if (ret < 0) {
2491 			dev_err(&i2c->dev, "Failed to request /RESET %d: %d\n",
2492 				wm5100->pdata.reset, ret);
2493 			goto err_ldo;
2494 		}
2495 	}
2496 
2497 	ret = regmap_read(wm5100->regmap, WM5100_SOFTWARE_RESET, &reg);
2498 	if (ret < 0) {
2499 		dev_err(&i2c->dev, "Failed to read ID register: %d\n", ret);
2500 		goto err_reset;
2501 	}
2502 	switch (reg) {
2503 	case 0x8997:
2504 	case 0x5100:
2505 		break;
2506 
2507 	default:
2508 		dev_err(&i2c->dev, "Device is not a WM5100, ID is %x\n", reg);
2509 		ret = -EINVAL;
2510 		goto err_reset;
2511 	}
2512 
2513 	ret = regmap_read(wm5100->regmap, WM5100_DEVICE_REVISION, &reg);
2514 	if (ret < 0) {
2515 		dev_err(&i2c->dev, "Failed to read revision register\n");
2516 		goto err_reset;
2517 	}
2518 	wm5100->rev = reg & WM5100_DEVICE_REVISION_MASK;
2519 
2520 	dev_info(&i2c->dev, "revision %c\n", wm5100->rev + 'A');
2521 
2522 	ret = wm5100_reset(wm5100);
2523 	if (ret < 0) {
2524 		dev_err(&i2c->dev, "Failed to issue reset\n");
2525 		goto err_reset;
2526 	}
2527 
2528 	switch (wm5100->rev) {
2529 	case 0:
2530 		ret = regmap_register_patch(wm5100->regmap,
2531 					    wm5100_reva_patches,
2532 					    ARRAY_SIZE(wm5100_reva_patches));
2533 		if (ret != 0) {
2534 			dev_err(&i2c->dev, "Failed to register patches: %d\n",
2535 				ret);
2536 			goto err_reset;
2537 		}
2538 		break;
2539 	default:
2540 		break;
2541 	}
2542 
2543 
2544 	wm5100_init_gpio(i2c);
2545 
2546 	for (i = 0; i < ARRAY_SIZE(wm5100->pdata.gpio_defaults); i++) {
2547 		if (!wm5100->pdata.gpio_defaults[i])
2548 			continue;
2549 
2550 		regmap_write(wm5100->regmap, WM5100_GPIO_CTRL_1 + i,
2551 			     wm5100->pdata.gpio_defaults[i]);
2552 	}
2553 
2554 	for (i = 0; i < ARRAY_SIZE(wm5100->pdata.in_mode); i++) {
2555 		regmap_update_bits(wm5100->regmap, wm5100_mic_ctrl_reg[i],
2556 				   WM5100_IN1_MODE_MASK |
2557 				   WM5100_IN1_DMIC_SUP_MASK,
2558 				   (wm5100->pdata.in_mode[i] <<
2559 				    WM5100_IN1_MODE_SHIFT) |
2560 				   (wm5100->pdata.dmic_sup[i] <<
2561 				    WM5100_IN1_DMIC_SUP_SHIFT));
2562 	}
2563 
2564 	if (i2c->irq) {
2565 		if (wm5100->pdata.irq_flags)
2566 			irq_flags = wm5100->pdata.irq_flags;
2567 		else
2568 			irq_flags = IRQF_TRIGGER_LOW;
2569 
2570 		irq_flags |= IRQF_ONESHOT;
2571 
2572 		if (irq_flags & (IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING))
2573 			ret = request_threaded_irq(i2c->irq, NULL,
2574 						   wm5100_edge_irq, irq_flags,
2575 						   "wm5100", wm5100);
2576 		else
2577 			ret = request_threaded_irq(i2c->irq, NULL, wm5100_irq,
2578 						   irq_flags, "wm5100",
2579 						   wm5100);
2580 
2581 		if (ret != 0) {
2582 			dev_err(&i2c->dev, "Failed to request IRQ %d: %d\n",
2583 				i2c->irq, ret);
2584 		} else {
2585 			/* Enable default interrupts */
2586 			regmap_update_bits(wm5100->regmap,
2587 					   WM5100_INTERRUPT_STATUS_3_MASK,
2588 					   WM5100_IM_SPK_SHUTDOWN_WARN_EINT |
2589 					   WM5100_IM_SPK_SHUTDOWN_EINT |
2590 					   WM5100_IM_ASRC2_LOCK_EINT |
2591 					   WM5100_IM_ASRC1_LOCK_EINT |
2592 					   WM5100_IM_FLL2_LOCK_EINT |
2593 					   WM5100_IM_FLL1_LOCK_EINT |
2594 					   WM5100_CLKGEN_ERR_EINT |
2595 					   WM5100_CLKGEN_ERR_ASYNC_EINT, 0);
2596 
2597 			regmap_update_bits(wm5100->regmap,
2598 					   WM5100_INTERRUPT_STATUS_4_MASK,
2599 					   WM5100_AIF3_ERR_EINT |
2600 					   WM5100_AIF2_ERR_EINT |
2601 					   WM5100_AIF1_ERR_EINT |
2602 					   WM5100_CTRLIF_ERR_EINT |
2603 					   WM5100_ISRC2_UNDERCLOCKED_EINT |
2604 					   WM5100_ISRC1_UNDERCLOCKED_EINT |
2605 					   WM5100_FX_UNDERCLOCKED_EINT |
2606 					   WM5100_AIF3_UNDERCLOCKED_EINT |
2607 					   WM5100_AIF2_UNDERCLOCKED_EINT |
2608 					   WM5100_AIF1_UNDERCLOCKED_EINT |
2609 					   WM5100_ASRC_UNDERCLOCKED_EINT |
2610 					   WM5100_DAC_UNDERCLOCKED_EINT |
2611 					   WM5100_ADC_UNDERCLOCKED_EINT |
2612 					   WM5100_MIXER_UNDERCLOCKED_EINT, 0);
2613 		}
2614 	}
2615 
2616 	pm_runtime_set_active(&i2c->dev);
2617 	pm_runtime_enable(&i2c->dev);
2618 	pm_request_idle(&i2c->dev);
2619 
2620 	ret = snd_soc_register_codec(&i2c->dev,
2621 				     &soc_codec_dev_wm5100, wm5100_dai,
2622 				     ARRAY_SIZE(wm5100_dai));
2623 	if (ret < 0) {
2624 		dev_err(&i2c->dev, "Failed to register WM5100: %d\n", ret);
2625 		goto err_reset;
2626 	}
2627 
2628 	return ret;
2629 
2630 err_reset:
2631 	if (i2c->irq)
2632 		free_irq(i2c->irq, wm5100);
2633 	wm5100_free_gpio(i2c);
2634 	if (wm5100->pdata.reset) {
2635 		gpio_set_value_cansleep(wm5100->pdata.reset, 0);
2636 		gpio_free(wm5100->pdata.reset);
2637 	}
2638 err_ldo:
2639 	if (wm5100->pdata.ldo_ena) {
2640 		gpio_set_value_cansleep(wm5100->pdata.ldo_ena, 0);
2641 		gpio_free(wm5100->pdata.ldo_ena);
2642 	}
2643 err_enable:
2644 	regulator_bulk_disable(ARRAY_SIZE(wm5100->core_supplies),
2645 			       wm5100->core_supplies);
2646 err:
2647 	return ret;
2648 }
2649 
2650 static int wm5100_i2c_remove(struct i2c_client *i2c)
2651 {
2652 	struct wm5100_priv *wm5100 = i2c_get_clientdata(i2c);
2653 
2654 	snd_soc_unregister_codec(&i2c->dev);
2655 	if (i2c->irq)
2656 		free_irq(i2c->irq, wm5100);
2657 	wm5100_free_gpio(i2c);
2658 	if (wm5100->pdata.reset) {
2659 		gpio_set_value_cansleep(wm5100->pdata.reset, 0);
2660 		gpio_free(wm5100->pdata.reset);
2661 	}
2662 	if (wm5100->pdata.ldo_ena) {
2663 		gpio_set_value_cansleep(wm5100->pdata.ldo_ena, 0);
2664 		gpio_free(wm5100->pdata.ldo_ena);
2665 	}
2666 
2667 	return 0;
2668 }
2669 
2670 #ifdef CONFIG_PM_RUNTIME
2671 static int wm5100_runtime_suspend(struct device *dev)
2672 {
2673 	struct wm5100_priv *wm5100 = dev_get_drvdata(dev);
2674 
2675 	regcache_cache_only(wm5100->regmap, true);
2676 	regcache_mark_dirty(wm5100->regmap);
2677 	if (wm5100->pdata.ldo_ena)
2678 		gpio_set_value_cansleep(wm5100->pdata.ldo_ena, 0);
2679 	regulator_bulk_disable(ARRAY_SIZE(wm5100->core_supplies),
2680 			       wm5100->core_supplies);
2681 
2682 	return 0;
2683 }
2684 
2685 static int wm5100_runtime_resume(struct device *dev)
2686 {
2687 	struct wm5100_priv *wm5100 = dev_get_drvdata(dev);
2688 	int ret;
2689 
2690 	ret = regulator_bulk_enable(ARRAY_SIZE(wm5100->core_supplies),
2691 				    wm5100->core_supplies);
2692 	if (ret != 0) {
2693 		dev_err(dev, "Failed to enable supplies: %d\n",
2694 			ret);
2695 		return ret;
2696 	}
2697 
2698 	if (wm5100->pdata.ldo_ena) {
2699 		gpio_set_value_cansleep(wm5100->pdata.ldo_ena, 1);
2700 		msleep(2);
2701 	}
2702 
2703 	regcache_cache_only(wm5100->regmap, false);
2704 	regcache_sync(wm5100->regmap);
2705 
2706 	return 0;
2707 }
2708 #endif
2709 
2710 static struct dev_pm_ops wm5100_pm = {
2711 	SET_RUNTIME_PM_OPS(wm5100_runtime_suspend, wm5100_runtime_resume,
2712 			   NULL)
2713 };
2714 
2715 static const struct i2c_device_id wm5100_i2c_id[] = {
2716 	{ "wm5100", 0 },
2717 	{ }
2718 };
2719 MODULE_DEVICE_TABLE(i2c, wm5100_i2c_id);
2720 
2721 static struct i2c_driver wm5100_i2c_driver = {
2722 	.driver = {
2723 		.name = "wm5100",
2724 		.owner = THIS_MODULE,
2725 		.pm = &wm5100_pm,
2726 	},
2727 	.probe =    wm5100_i2c_probe,
2728 	.remove =   wm5100_i2c_remove,
2729 	.id_table = wm5100_i2c_id,
2730 };
2731 
2732 module_i2c_driver(wm5100_i2c_driver);
2733 
2734 MODULE_DESCRIPTION("ASoC WM5100 driver");
2735 MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.com>");
2736 MODULE_LICENSE("GPL");
2737