xref: /openbmc/linux/sound/soc/codecs/wm5100.c (revision f125e2d4)
1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3  * wm5100.c  --  WM5100 ALSA SoC Audio driver
4  *
5  * Copyright 2011-2 Wolfson Microelectronics plc
6  *
7  * Author: Mark Brown <broonie@opensource.wolfsonmicro.com>
8  */
9 
10 #include <linux/module.h>
11 #include <linux/moduleparam.h>
12 #include <linux/init.h>
13 #include <linux/delay.h>
14 #include <linux/export.h>
15 #include <linux/pm.h>
16 #include <linux/gcd.h>
17 #include <linux/gpio/driver.h>
18 #include <linux/gpio.h>
19 #include <linux/i2c.h>
20 #include <linux/pm_runtime.h>
21 #include <linux/regulator/consumer.h>
22 #include <linux/regulator/fixed.h>
23 #include <linux/slab.h>
24 #include <sound/core.h>
25 #include <sound/pcm.h>
26 #include <sound/pcm_params.h>
27 #include <sound/soc.h>
28 #include <sound/jack.h>
29 #include <sound/initval.h>
30 #include <sound/tlv.h>
31 #include <sound/wm5100.h>
32 
33 #include "wm5100.h"
34 
35 #define WM5100_NUM_CORE_SUPPLIES 2
36 static const char *wm5100_core_supply_names[WM5100_NUM_CORE_SUPPLIES] = {
37 	"DBVDD1",
38 	"LDOVDD", /* If DCVDD is supplied externally specify as LDOVDD */
39 };
40 
41 #define WM5100_AIFS     3
42 #define WM5100_SYNC_SRS 3
43 
44 struct wm5100_fll {
45 	int fref;
46 	int fout;
47 	int src;
48 	struct completion lock;
49 };
50 
51 /* codec private data */
52 struct wm5100_priv {
53 	struct device *dev;
54 	struct regmap *regmap;
55 	struct snd_soc_component *component;
56 
57 	struct regulator_bulk_data core_supplies[WM5100_NUM_CORE_SUPPLIES];
58 
59 	int rev;
60 
61 	int sysclk;
62 	int asyncclk;
63 
64 	bool aif_async[WM5100_AIFS];
65 	bool aif_symmetric[WM5100_AIFS];
66 	int sr_ref[WM5100_SYNC_SRS];
67 
68 	bool out_ena[2];
69 
70 	struct snd_soc_jack *jack;
71 	bool jack_detecting;
72 	bool jack_mic;
73 	int jack_mode;
74 	int jack_flips;
75 
76 	struct wm5100_fll fll[2];
77 
78 	struct wm5100_pdata pdata;
79 
80 #ifdef CONFIG_GPIOLIB
81 	struct gpio_chip gpio_chip;
82 #endif
83 };
84 
85 static int wm5100_sr_code[] = {
86 	0,
87 	12000,
88 	24000,
89 	48000,
90 	96000,
91 	192000,
92 	384000,
93 	768000,
94 	0,
95 	11025,
96 	22050,
97 	44100,
98 	88200,
99 	176400,
100 	352800,
101 	705600,
102 	4000,
103 	8000,
104 	16000,
105 	32000,
106 	64000,
107 	128000,
108 	256000,
109 	512000,
110 };
111 
112 static int wm5100_sr_regs[WM5100_SYNC_SRS] = {
113 	WM5100_CLOCKING_4,
114 	WM5100_CLOCKING_5,
115 	WM5100_CLOCKING_6,
116 };
117 
118 static int wm5100_alloc_sr(struct snd_soc_component *component, int rate)
119 {
120 	struct wm5100_priv *wm5100 = snd_soc_component_get_drvdata(component);
121 	int sr_code, sr_free, i;
122 
123 	for (i = 0; i < ARRAY_SIZE(wm5100_sr_code); i++)
124 		if (wm5100_sr_code[i] == rate)
125 			break;
126 	if (i == ARRAY_SIZE(wm5100_sr_code)) {
127 		dev_err(component->dev, "Unsupported sample rate: %dHz\n", rate);
128 		return -EINVAL;
129 	}
130 	sr_code = i;
131 
132 	if ((wm5100->sysclk % rate) == 0) {
133 		/* Is this rate already in use? */
134 		sr_free = -1;
135 		for (i = 0; i < ARRAY_SIZE(wm5100_sr_regs); i++) {
136 			if (!wm5100->sr_ref[i] && sr_free == -1) {
137 				sr_free = i;
138 				continue;
139 			}
140 			if ((snd_soc_component_read32(component, wm5100_sr_regs[i]) &
141 			     WM5100_SAMPLE_RATE_1_MASK) == sr_code)
142 				break;
143 		}
144 
145 		if (i < ARRAY_SIZE(wm5100_sr_regs)) {
146 			wm5100->sr_ref[i]++;
147 			dev_dbg(component->dev, "SR %dHz, slot %d, ref %d\n",
148 				rate, i, wm5100->sr_ref[i]);
149 			return i;
150 		}
151 
152 		if (sr_free == -1) {
153 			dev_err(component->dev, "All SR slots already in use\n");
154 			return -EBUSY;
155 		}
156 
157 		dev_dbg(component->dev, "Allocating SR slot %d for %dHz\n",
158 			sr_free, rate);
159 		wm5100->sr_ref[sr_free]++;
160 		snd_soc_component_update_bits(component, wm5100_sr_regs[sr_free],
161 				    WM5100_SAMPLE_RATE_1_MASK,
162 				    sr_code);
163 
164 		return sr_free;
165 
166 	} else {
167 		dev_err(component->dev,
168 			"SR %dHz incompatible with %dHz SYSCLK and %dHz ASYNCCLK\n",
169 			rate, wm5100->sysclk, wm5100->asyncclk);
170 		return -EINVAL;
171 	}
172 }
173 
174 static void wm5100_free_sr(struct snd_soc_component *component, int rate)
175 {
176 	struct wm5100_priv *wm5100 = snd_soc_component_get_drvdata(component);
177 	int i, sr_code;
178 
179 	for (i = 0; i < ARRAY_SIZE(wm5100_sr_code); i++)
180 		if (wm5100_sr_code[i] == rate)
181 			break;
182 	if (i == ARRAY_SIZE(wm5100_sr_code)) {
183 		dev_err(component->dev, "Unsupported sample rate: %dHz\n", rate);
184 		return;
185 	}
186 	sr_code = wm5100_sr_code[i];
187 
188 	for (i = 0; i < ARRAY_SIZE(wm5100_sr_regs); i++) {
189 		if (!wm5100->sr_ref[i])
190 			continue;
191 
192 		if ((snd_soc_component_read32(component, wm5100_sr_regs[i]) &
193 		     WM5100_SAMPLE_RATE_1_MASK) == sr_code)
194 			break;
195 	}
196 	if (i < ARRAY_SIZE(wm5100_sr_regs)) {
197 		wm5100->sr_ref[i]--;
198 		dev_dbg(component->dev, "Dereference SR %dHz, count now %d\n",
199 			rate, wm5100->sr_ref[i]);
200 	} else {
201 		dev_warn(component->dev, "Freeing unreferenced sample rate %dHz\n",
202 			 rate);
203 	}
204 }
205 
206 static int wm5100_reset(struct wm5100_priv *wm5100)
207 {
208 	if (wm5100->pdata.reset) {
209 		gpio_set_value_cansleep(wm5100->pdata.reset, 0);
210 		gpio_set_value_cansleep(wm5100->pdata.reset, 1);
211 
212 		return 0;
213 	} else {
214 		return regmap_write(wm5100->regmap, WM5100_SOFTWARE_RESET, 0);
215 	}
216 }
217 
218 static DECLARE_TLV_DB_SCALE(in_tlv, -6300, 100, 0);
219 static DECLARE_TLV_DB_SCALE(eq_tlv, -1200, 100, 0);
220 static DECLARE_TLV_DB_SCALE(mixer_tlv, -3200, 100, 0);
221 static DECLARE_TLV_DB_SCALE(out_tlv, -6400, 100, 0);
222 static DECLARE_TLV_DB_SCALE(digital_tlv, -6400, 50, 0);
223 
224 static const char *wm5100_mixer_texts[] = {
225 	"None",
226 	"Tone Generator 1",
227 	"Tone Generator 2",
228 	"AEC loopback",
229 	"IN1L",
230 	"IN1R",
231 	"IN2L",
232 	"IN2R",
233 	"IN3L",
234 	"IN3R",
235 	"IN4L",
236 	"IN4R",
237 	"AIF1RX1",
238 	"AIF1RX2",
239 	"AIF1RX3",
240 	"AIF1RX4",
241 	"AIF1RX5",
242 	"AIF1RX6",
243 	"AIF1RX7",
244 	"AIF1RX8",
245 	"AIF2RX1",
246 	"AIF2RX2",
247 	"AIF3RX1",
248 	"AIF3RX2",
249 	"EQ1",
250 	"EQ2",
251 	"EQ3",
252 	"EQ4",
253 	"DRC1L",
254 	"DRC1R",
255 	"LHPF1",
256 	"LHPF2",
257 	"LHPF3",
258 	"LHPF4",
259 	"DSP1.1",
260 	"DSP1.2",
261 	"DSP1.3",
262 	"DSP1.4",
263 	"DSP1.5",
264 	"DSP1.6",
265 	"DSP2.1",
266 	"DSP2.2",
267 	"DSP2.3",
268 	"DSP2.4",
269 	"DSP2.5",
270 	"DSP2.6",
271 	"DSP3.1",
272 	"DSP3.2",
273 	"DSP3.3",
274 	"DSP3.4",
275 	"DSP3.5",
276 	"DSP3.6",
277 	"ASRC1L",
278 	"ASRC1R",
279 	"ASRC2L",
280 	"ASRC2R",
281 	"ISRC1INT1",
282 	"ISRC1INT2",
283 	"ISRC1INT3",
284 	"ISRC1INT4",
285 	"ISRC2INT1",
286 	"ISRC2INT2",
287 	"ISRC2INT3",
288 	"ISRC2INT4",
289 	"ISRC1DEC1",
290 	"ISRC1DEC2",
291 	"ISRC1DEC3",
292 	"ISRC1DEC4",
293 	"ISRC2DEC1",
294 	"ISRC2DEC2",
295 	"ISRC2DEC3",
296 	"ISRC2DEC4",
297 };
298 
299 static int wm5100_mixer_values[] = {
300 	0x00,
301 	0x04,   /* Tone */
302 	0x05,
303 	0x08,   /* AEC */
304 	0x10,   /* Input */
305 	0x11,
306 	0x12,
307 	0x13,
308 	0x14,
309 	0x15,
310 	0x16,
311 	0x17,
312 	0x20,   /* AIF */
313 	0x21,
314 	0x22,
315 	0x23,
316 	0x24,
317 	0x25,
318 	0x26,
319 	0x27,
320 	0x28,
321 	0x29,
322 	0x30,   /* AIF3 - check */
323 	0x31,
324 	0x50,   /* EQ */
325 	0x51,
326 	0x52,
327 	0x53,
328 	0x54,
329 	0x58,   /* DRC */
330 	0x59,
331 	0x60,   /* LHPF1 */
332 	0x61,   /* LHPF2 */
333 	0x62,   /* LHPF3 */
334 	0x63,   /* LHPF4 */
335 	0x68,   /* DSP1 */
336 	0x69,
337 	0x6a,
338 	0x6b,
339 	0x6c,
340 	0x6d,
341 	0x70,   /* DSP2 */
342 	0x71,
343 	0x72,
344 	0x73,
345 	0x74,
346 	0x75,
347 	0x78,   /* DSP3 */
348 	0x79,
349 	0x7a,
350 	0x7b,
351 	0x7c,
352 	0x7d,
353 	0x90,   /* ASRC1 */
354 	0x91,
355 	0x92,   /* ASRC2 */
356 	0x93,
357 	0xa0,   /* ISRC1DEC1 */
358 	0xa1,
359 	0xa2,
360 	0xa3,
361 	0xa4,   /* ISRC1INT1 */
362 	0xa5,
363 	0xa6,
364 	0xa7,
365 	0xa8,   /* ISRC2DEC1 */
366 	0xa9,
367 	0xaa,
368 	0xab,
369 	0xac,   /* ISRC2INT1 */
370 	0xad,
371 	0xae,
372 	0xaf,
373 };
374 
375 #define WM5100_MIXER_CONTROLS(name, base) \
376 	SOC_SINGLE_TLV(name " Input 1 Volume", base + 1 , \
377 		       WM5100_MIXER_VOL_SHIFT, 80, 0, mixer_tlv), \
378 	SOC_SINGLE_TLV(name " Input 2 Volume", base + 3 , \
379 		       WM5100_MIXER_VOL_SHIFT, 80, 0, mixer_tlv), \
380 	SOC_SINGLE_TLV(name " Input 3 Volume", base + 5 , \
381 		       WM5100_MIXER_VOL_SHIFT, 80, 0, mixer_tlv), \
382 	SOC_SINGLE_TLV(name " Input 4 Volume", base + 7 , \
383 		       WM5100_MIXER_VOL_SHIFT, 80, 0, mixer_tlv)
384 
385 #define WM5100_MUX_ENUM_DECL(name, reg) \
386 	SOC_VALUE_ENUM_SINGLE_DECL(name, reg, 0, 0xff, 			\
387 				   wm5100_mixer_texts, wm5100_mixer_values)
388 
389 #define WM5100_MUX_CTL_DECL(name) \
390 	const struct snd_kcontrol_new name##_mux =	\
391 		SOC_DAPM_ENUM("Route", name##_enum)
392 
393 #define WM5100_MIXER_ENUMS(name, base_reg) \
394 	static WM5100_MUX_ENUM_DECL(name##_in1_enum, base_reg);	     \
395 	static WM5100_MUX_ENUM_DECL(name##_in2_enum, base_reg + 2);  \
396 	static WM5100_MUX_ENUM_DECL(name##_in3_enum, base_reg + 4);  \
397 	static WM5100_MUX_ENUM_DECL(name##_in4_enum, base_reg + 6);  \
398 	static WM5100_MUX_CTL_DECL(name##_in1); \
399 	static WM5100_MUX_CTL_DECL(name##_in2); \
400 	static WM5100_MUX_CTL_DECL(name##_in3); \
401 	static WM5100_MUX_CTL_DECL(name##_in4)
402 
403 WM5100_MIXER_ENUMS(HPOUT1L, WM5100_OUT1LMIX_INPUT_1_SOURCE);
404 WM5100_MIXER_ENUMS(HPOUT1R, WM5100_OUT1RMIX_INPUT_1_SOURCE);
405 WM5100_MIXER_ENUMS(HPOUT2L, WM5100_OUT2LMIX_INPUT_1_SOURCE);
406 WM5100_MIXER_ENUMS(HPOUT2R, WM5100_OUT2RMIX_INPUT_1_SOURCE);
407 WM5100_MIXER_ENUMS(HPOUT3L, WM5100_OUT3LMIX_INPUT_1_SOURCE);
408 WM5100_MIXER_ENUMS(HPOUT3R, WM5100_OUT3RMIX_INPUT_1_SOURCE);
409 
410 WM5100_MIXER_ENUMS(SPKOUTL, WM5100_OUT4LMIX_INPUT_1_SOURCE);
411 WM5100_MIXER_ENUMS(SPKOUTR, WM5100_OUT4RMIX_INPUT_1_SOURCE);
412 WM5100_MIXER_ENUMS(SPKDAT1L, WM5100_OUT5LMIX_INPUT_1_SOURCE);
413 WM5100_MIXER_ENUMS(SPKDAT1R, WM5100_OUT5RMIX_INPUT_1_SOURCE);
414 WM5100_MIXER_ENUMS(SPKDAT2L, WM5100_OUT6LMIX_INPUT_1_SOURCE);
415 WM5100_MIXER_ENUMS(SPKDAT2R, WM5100_OUT6RMIX_INPUT_1_SOURCE);
416 
417 WM5100_MIXER_ENUMS(PWM1, WM5100_PWM1MIX_INPUT_1_SOURCE);
418 WM5100_MIXER_ENUMS(PWM2, WM5100_PWM1MIX_INPUT_1_SOURCE);
419 
420 WM5100_MIXER_ENUMS(AIF1TX1, WM5100_AIF1TX1MIX_INPUT_1_SOURCE);
421 WM5100_MIXER_ENUMS(AIF1TX2, WM5100_AIF1TX2MIX_INPUT_1_SOURCE);
422 WM5100_MIXER_ENUMS(AIF1TX3, WM5100_AIF1TX3MIX_INPUT_1_SOURCE);
423 WM5100_MIXER_ENUMS(AIF1TX4, WM5100_AIF1TX4MIX_INPUT_1_SOURCE);
424 WM5100_MIXER_ENUMS(AIF1TX5, WM5100_AIF1TX5MIX_INPUT_1_SOURCE);
425 WM5100_MIXER_ENUMS(AIF1TX6, WM5100_AIF1TX6MIX_INPUT_1_SOURCE);
426 WM5100_MIXER_ENUMS(AIF1TX7, WM5100_AIF1TX7MIX_INPUT_1_SOURCE);
427 WM5100_MIXER_ENUMS(AIF1TX8, WM5100_AIF1TX8MIX_INPUT_1_SOURCE);
428 
429 WM5100_MIXER_ENUMS(AIF2TX1, WM5100_AIF2TX1MIX_INPUT_1_SOURCE);
430 WM5100_MIXER_ENUMS(AIF2TX2, WM5100_AIF2TX2MIX_INPUT_1_SOURCE);
431 
432 WM5100_MIXER_ENUMS(AIF3TX1, WM5100_AIF1TX1MIX_INPUT_1_SOURCE);
433 WM5100_MIXER_ENUMS(AIF3TX2, WM5100_AIF1TX2MIX_INPUT_1_SOURCE);
434 
435 WM5100_MIXER_ENUMS(EQ1, WM5100_EQ1MIX_INPUT_1_SOURCE);
436 WM5100_MIXER_ENUMS(EQ2, WM5100_EQ2MIX_INPUT_1_SOURCE);
437 WM5100_MIXER_ENUMS(EQ3, WM5100_EQ3MIX_INPUT_1_SOURCE);
438 WM5100_MIXER_ENUMS(EQ4, WM5100_EQ4MIX_INPUT_1_SOURCE);
439 
440 WM5100_MIXER_ENUMS(DRC1L, WM5100_DRC1LMIX_INPUT_1_SOURCE);
441 WM5100_MIXER_ENUMS(DRC1R, WM5100_DRC1RMIX_INPUT_1_SOURCE);
442 
443 WM5100_MIXER_ENUMS(LHPF1, WM5100_HPLP1MIX_INPUT_1_SOURCE);
444 WM5100_MIXER_ENUMS(LHPF2, WM5100_HPLP2MIX_INPUT_1_SOURCE);
445 WM5100_MIXER_ENUMS(LHPF3, WM5100_HPLP3MIX_INPUT_1_SOURCE);
446 WM5100_MIXER_ENUMS(LHPF4, WM5100_HPLP4MIX_INPUT_1_SOURCE);
447 
448 #define WM5100_MUX(name, ctrl) \
449 	SND_SOC_DAPM_MUX(name, SND_SOC_NOPM, 0, 0, ctrl)
450 
451 #define WM5100_MIXER_WIDGETS(name, name_str)	\
452 	WM5100_MUX(name_str " Input 1", &name##_in1_mux), \
453 	WM5100_MUX(name_str " Input 2", &name##_in2_mux), \
454 	WM5100_MUX(name_str " Input 3", &name##_in3_mux), \
455 	WM5100_MUX(name_str " Input 4", &name##_in4_mux), \
456 	SND_SOC_DAPM_MIXER(name_str " Mixer", SND_SOC_NOPM, 0, 0, NULL, 0)
457 
458 #define WM5100_MIXER_INPUT_ROUTES(name)	\
459 	{ name, "Tone Generator 1", "Tone Generator 1" }, \
460         { name, "Tone Generator 2", "Tone Generator 2" }, \
461         { name, "IN1L", "IN1L PGA" }, \
462         { name, "IN1R", "IN1R PGA" }, \
463         { name, "IN2L", "IN2L PGA" }, \
464         { name, "IN2R", "IN2R PGA" }, \
465         { name, "IN3L", "IN3L PGA" }, \
466         { name, "IN3R", "IN3R PGA" }, \
467         { name, "IN4L", "IN4L PGA" }, \
468         { name, "IN4R", "IN4R PGA" }, \
469         { name, "AIF1RX1", "AIF1RX1" }, \
470         { name, "AIF1RX2", "AIF1RX2" }, \
471         { name, "AIF1RX3", "AIF1RX3" }, \
472         { name, "AIF1RX4", "AIF1RX4" }, \
473         { name, "AIF1RX5", "AIF1RX5" }, \
474         { name, "AIF1RX6", "AIF1RX6" }, \
475         { name, "AIF1RX7", "AIF1RX7" }, \
476         { name, "AIF1RX8", "AIF1RX8" }, \
477         { name, "AIF2RX1", "AIF2RX1" }, \
478         { name, "AIF2RX2", "AIF2RX2" }, \
479         { name, "AIF3RX1", "AIF3RX1" }, \
480         { name, "AIF3RX2", "AIF3RX2" }, \
481         { name, "EQ1", "EQ1" }, \
482         { name, "EQ2", "EQ2" }, \
483         { name, "EQ3", "EQ3" }, \
484         { name, "EQ4", "EQ4" }, \
485         { name, "DRC1L", "DRC1L" }, \
486         { name, "DRC1R", "DRC1R" }, \
487         { name, "LHPF1", "LHPF1" }, \
488         { name, "LHPF2", "LHPF2" }, \
489         { name, "LHPF3", "LHPF3" }, \
490         { name, "LHPF4", "LHPF4" }
491 
492 #define WM5100_MIXER_ROUTES(widget, name) \
493 	{ widget, NULL, name " Mixer" },         \
494 	{ name " Mixer", NULL, name " Input 1" }, \
495 	{ name " Mixer", NULL, name " Input 2" }, \
496 	{ name " Mixer", NULL, name " Input 3" }, \
497 	{ name " Mixer", NULL, name " Input 4" }, \
498 	WM5100_MIXER_INPUT_ROUTES(name " Input 1"), \
499 	WM5100_MIXER_INPUT_ROUTES(name " Input 2"), \
500 	WM5100_MIXER_INPUT_ROUTES(name " Input 3"), \
501 	WM5100_MIXER_INPUT_ROUTES(name " Input 4")
502 
503 static const char *wm5100_lhpf_mode_text[] = {
504 	"Low-pass", "High-pass"
505 };
506 
507 static SOC_ENUM_SINGLE_DECL(wm5100_lhpf1_mode,
508 			    WM5100_HPLPF1_1, WM5100_LHPF1_MODE_SHIFT,
509 			    wm5100_lhpf_mode_text);
510 
511 static SOC_ENUM_SINGLE_DECL(wm5100_lhpf2_mode,
512 			    WM5100_HPLPF2_1, WM5100_LHPF2_MODE_SHIFT,
513 			    wm5100_lhpf_mode_text);
514 
515 static SOC_ENUM_SINGLE_DECL(wm5100_lhpf3_mode,
516 			    WM5100_HPLPF3_1, WM5100_LHPF3_MODE_SHIFT,
517 			    wm5100_lhpf_mode_text);
518 
519 static SOC_ENUM_SINGLE_DECL(wm5100_lhpf4_mode,
520 			    WM5100_HPLPF4_1, WM5100_LHPF4_MODE_SHIFT,
521 			    wm5100_lhpf_mode_text);
522 
523 static const struct snd_kcontrol_new wm5100_snd_controls[] = {
524 SOC_SINGLE("IN1 High Performance Switch", WM5100_IN1L_CONTROL,
525 	   WM5100_IN1_OSR_SHIFT, 1, 0),
526 SOC_SINGLE("IN2 High Performance Switch", WM5100_IN2L_CONTROL,
527 	   WM5100_IN2_OSR_SHIFT, 1, 0),
528 SOC_SINGLE("IN3 High Performance Switch", WM5100_IN3L_CONTROL,
529 	   WM5100_IN3_OSR_SHIFT, 1, 0),
530 SOC_SINGLE("IN4 High Performance Switch", WM5100_IN4L_CONTROL,
531 	   WM5100_IN4_OSR_SHIFT, 1, 0),
532 
533 /* Only applicable for analogue inputs */
534 SOC_DOUBLE_R_TLV("IN1 Volume", WM5100_IN1L_CONTROL, WM5100_IN1R_CONTROL,
535 		 WM5100_IN1L_PGA_VOL_SHIFT, 94, 0, in_tlv),
536 SOC_DOUBLE_R_TLV("IN2 Volume", WM5100_IN2L_CONTROL, WM5100_IN2R_CONTROL,
537 		 WM5100_IN2L_PGA_VOL_SHIFT, 94, 0, in_tlv),
538 SOC_DOUBLE_R_TLV("IN3 Volume", WM5100_IN3L_CONTROL, WM5100_IN3R_CONTROL,
539 		 WM5100_IN3L_PGA_VOL_SHIFT, 94, 0, in_tlv),
540 SOC_DOUBLE_R_TLV("IN4 Volume", WM5100_IN4L_CONTROL, WM5100_IN4R_CONTROL,
541 		 WM5100_IN4L_PGA_VOL_SHIFT, 94, 0, in_tlv),
542 
543 SOC_DOUBLE_R_TLV("IN1 Digital Volume", WM5100_ADC_DIGITAL_VOLUME_1L,
544 		 WM5100_ADC_DIGITAL_VOLUME_1R, WM5100_IN1L_VOL_SHIFT, 191,
545 		 0, digital_tlv),
546 SOC_DOUBLE_R_TLV("IN2 Digital Volume", WM5100_ADC_DIGITAL_VOLUME_2L,
547 		 WM5100_ADC_DIGITAL_VOLUME_2R, WM5100_IN2L_VOL_SHIFT, 191,
548 		 0, digital_tlv),
549 SOC_DOUBLE_R_TLV("IN3 Digital Volume", WM5100_ADC_DIGITAL_VOLUME_3L,
550 		 WM5100_ADC_DIGITAL_VOLUME_3R, WM5100_IN3L_VOL_SHIFT, 191,
551 		 0, digital_tlv),
552 SOC_DOUBLE_R_TLV("IN4 Digital Volume", WM5100_ADC_DIGITAL_VOLUME_4L,
553 		 WM5100_ADC_DIGITAL_VOLUME_4R, WM5100_IN4L_VOL_SHIFT, 191,
554 		 0, digital_tlv),
555 
556 SOC_DOUBLE_R("IN1 Switch", WM5100_ADC_DIGITAL_VOLUME_1L,
557 	     WM5100_ADC_DIGITAL_VOLUME_1R, WM5100_IN1L_MUTE_SHIFT, 1, 1),
558 SOC_DOUBLE_R("IN2 Switch", WM5100_ADC_DIGITAL_VOLUME_2L,
559 	     WM5100_ADC_DIGITAL_VOLUME_2R, WM5100_IN2L_MUTE_SHIFT, 1, 1),
560 SOC_DOUBLE_R("IN3 Switch", WM5100_ADC_DIGITAL_VOLUME_3L,
561 	     WM5100_ADC_DIGITAL_VOLUME_3R, WM5100_IN3L_MUTE_SHIFT, 1, 1),
562 SOC_DOUBLE_R("IN4 Switch", WM5100_ADC_DIGITAL_VOLUME_4L,
563 	     WM5100_ADC_DIGITAL_VOLUME_4R, WM5100_IN4L_MUTE_SHIFT, 1, 1),
564 
565 SND_SOC_BYTES_MASK("EQ1 Coefficients", WM5100_EQ1_1, 20, WM5100_EQ1_ENA),
566 SND_SOC_BYTES_MASK("EQ2 Coefficients", WM5100_EQ2_1, 20, WM5100_EQ2_ENA),
567 SND_SOC_BYTES_MASK("EQ3 Coefficients", WM5100_EQ3_1, 20, WM5100_EQ3_ENA),
568 SND_SOC_BYTES_MASK("EQ4 Coefficients", WM5100_EQ4_1, 20, WM5100_EQ4_ENA),
569 
570 SND_SOC_BYTES_MASK("DRC Coefficients", WM5100_DRC1_CTRL1, 5,
571 		   WM5100_DRCL_ENA | WM5100_DRCR_ENA),
572 
573 SND_SOC_BYTES("LHPF1 Coefficients", WM5100_HPLPF1_2, 1),
574 SND_SOC_BYTES("LHPF2 Coefficients", WM5100_HPLPF2_2, 1),
575 SND_SOC_BYTES("LHPF3 Coefficients", WM5100_HPLPF3_2, 1),
576 SND_SOC_BYTES("LHPF4 Coefficients", WM5100_HPLPF4_2, 1),
577 
578 SOC_SINGLE("HPOUT1 High Performance Switch", WM5100_OUT_VOLUME_1L,
579 	   WM5100_OUT1_OSR_SHIFT, 1, 0),
580 SOC_SINGLE("HPOUT2 High Performance Switch", WM5100_OUT_VOLUME_2L,
581 	   WM5100_OUT2_OSR_SHIFT, 1, 0),
582 SOC_SINGLE("HPOUT3 High Performance Switch", WM5100_OUT_VOLUME_3L,
583 	   WM5100_OUT3_OSR_SHIFT, 1, 0),
584 SOC_SINGLE("SPKOUT High Performance Switch", WM5100_OUT_VOLUME_4L,
585 	   WM5100_OUT4_OSR_SHIFT, 1, 0),
586 SOC_SINGLE("SPKDAT1 High Performance Switch", WM5100_DAC_VOLUME_LIMIT_5L,
587 	   WM5100_OUT5_OSR_SHIFT, 1, 0),
588 SOC_SINGLE("SPKDAT2 High Performance Switch", WM5100_DAC_VOLUME_LIMIT_6L,
589 	   WM5100_OUT6_OSR_SHIFT, 1, 0),
590 
591 SOC_DOUBLE_R_TLV("HPOUT1 Digital Volume", WM5100_DAC_DIGITAL_VOLUME_1L,
592 		 WM5100_DAC_DIGITAL_VOLUME_1R, WM5100_OUT1L_VOL_SHIFT, 159, 0,
593 		 digital_tlv),
594 SOC_DOUBLE_R_TLV("HPOUT2 Digital Volume", WM5100_DAC_DIGITAL_VOLUME_2L,
595 		 WM5100_DAC_DIGITAL_VOLUME_2R, WM5100_OUT2L_VOL_SHIFT, 159, 0,
596 		 digital_tlv),
597 SOC_DOUBLE_R_TLV("HPOUT3 Digital Volume", WM5100_DAC_DIGITAL_VOLUME_3L,
598 		 WM5100_DAC_DIGITAL_VOLUME_3R, WM5100_OUT3L_VOL_SHIFT, 159, 0,
599 		 digital_tlv),
600 SOC_DOUBLE_R_TLV("SPKOUT Digital Volume", WM5100_DAC_DIGITAL_VOLUME_4L,
601 		 WM5100_DAC_DIGITAL_VOLUME_4R, WM5100_OUT4L_VOL_SHIFT, 159, 0,
602 		 digital_tlv),
603 SOC_DOUBLE_R_TLV("SPKDAT1 Digital Volume", WM5100_DAC_DIGITAL_VOLUME_5L,
604 		 WM5100_DAC_DIGITAL_VOLUME_5R, WM5100_OUT5L_VOL_SHIFT, 159, 0,
605 		 digital_tlv),
606 SOC_DOUBLE_R_TLV("SPKDAT2 Digital Volume", WM5100_DAC_DIGITAL_VOLUME_6L,
607 		 WM5100_DAC_DIGITAL_VOLUME_6R, WM5100_OUT6L_VOL_SHIFT, 159, 0,
608 		 digital_tlv),
609 
610 SOC_DOUBLE_R("HPOUT1 Digital Switch", WM5100_DAC_DIGITAL_VOLUME_1L,
611 	     WM5100_DAC_DIGITAL_VOLUME_1R, WM5100_OUT1L_MUTE_SHIFT, 1, 1),
612 SOC_DOUBLE_R("HPOUT2 Digital Switch", WM5100_DAC_DIGITAL_VOLUME_2L,
613 	     WM5100_DAC_DIGITAL_VOLUME_2R, WM5100_OUT2L_MUTE_SHIFT, 1, 1),
614 SOC_DOUBLE_R("HPOUT3 Digital Switch", WM5100_DAC_DIGITAL_VOLUME_3L,
615 	     WM5100_DAC_DIGITAL_VOLUME_3R, WM5100_OUT3L_MUTE_SHIFT, 1, 1),
616 SOC_DOUBLE_R("SPKOUT Digital Switch", WM5100_DAC_DIGITAL_VOLUME_4L,
617 	     WM5100_DAC_DIGITAL_VOLUME_4R, WM5100_OUT4L_MUTE_SHIFT, 1, 1),
618 SOC_DOUBLE_R("SPKDAT1 Digital Switch", WM5100_DAC_DIGITAL_VOLUME_5L,
619 	     WM5100_DAC_DIGITAL_VOLUME_5R, WM5100_OUT5L_MUTE_SHIFT, 1, 1),
620 SOC_DOUBLE_R("SPKDAT2 Digital Switch", WM5100_DAC_DIGITAL_VOLUME_6L,
621 	     WM5100_DAC_DIGITAL_VOLUME_6R, WM5100_OUT6L_MUTE_SHIFT, 1, 1),
622 
623 /* FIXME: Only valid from -12dB to 0dB (52-64) */
624 SOC_DOUBLE_R_TLV("HPOUT1 Volume", WM5100_OUT_VOLUME_1L, WM5100_OUT_VOLUME_1R,
625 		 WM5100_OUT1L_PGA_VOL_SHIFT, 64, 0, out_tlv),
626 SOC_DOUBLE_R_TLV("HPOUT2 Volume", WM5100_OUT_VOLUME_2L, WM5100_OUT_VOLUME_2R,
627 		 WM5100_OUT2L_PGA_VOL_SHIFT, 64, 0, out_tlv),
628 SOC_DOUBLE_R_TLV("HPOUT3 Volume", WM5100_OUT_VOLUME_3L, WM5100_OUT_VOLUME_3R,
629 		 WM5100_OUT2L_PGA_VOL_SHIFT, 64, 0, out_tlv),
630 
631 SOC_DOUBLE("SPKDAT1 Switch", WM5100_PDM_SPK1_CTRL_1, WM5100_SPK1L_MUTE_SHIFT,
632 	   WM5100_SPK1R_MUTE_SHIFT, 1, 1),
633 SOC_DOUBLE("SPKDAT2 Switch", WM5100_PDM_SPK2_CTRL_1, WM5100_SPK2L_MUTE_SHIFT,
634 	   WM5100_SPK2R_MUTE_SHIFT, 1, 1),
635 
636 SOC_SINGLE_TLV("EQ1 Band 1 Volume", WM5100_EQ1_1, WM5100_EQ1_B1_GAIN_SHIFT,
637 	       24, 0, eq_tlv),
638 SOC_SINGLE_TLV("EQ1 Band 2 Volume", WM5100_EQ1_1, WM5100_EQ1_B2_GAIN_SHIFT,
639 	       24, 0, eq_tlv),
640 SOC_SINGLE_TLV("EQ1 Band 3 Volume", WM5100_EQ1_1, WM5100_EQ1_B3_GAIN_SHIFT,
641 	       24, 0, eq_tlv),
642 SOC_SINGLE_TLV("EQ1 Band 4 Volume", WM5100_EQ1_2, WM5100_EQ1_B4_GAIN_SHIFT,
643 	       24, 0, eq_tlv),
644 SOC_SINGLE_TLV("EQ1 Band 5 Volume", WM5100_EQ1_2, WM5100_EQ1_B5_GAIN_SHIFT,
645 	       24, 0, eq_tlv),
646 
647 SOC_SINGLE_TLV("EQ2 Band 1 Volume", WM5100_EQ2_1, WM5100_EQ2_B1_GAIN_SHIFT,
648 	       24, 0, eq_tlv),
649 SOC_SINGLE_TLV("EQ2 Band 2 Volume", WM5100_EQ2_1, WM5100_EQ2_B2_GAIN_SHIFT,
650 	       24, 0, eq_tlv),
651 SOC_SINGLE_TLV("EQ2 Band 3 Volume", WM5100_EQ2_1, WM5100_EQ2_B3_GAIN_SHIFT,
652 	       24, 0, eq_tlv),
653 SOC_SINGLE_TLV("EQ2 Band 4 Volume", WM5100_EQ2_2, WM5100_EQ2_B4_GAIN_SHIFT,
654 	       24, 0, eq_tlv),
655 SOC_SINGLE_TLV("EQ2 Band 5 Volume", WM5100_EQ2_2, WM5100_EQ2_B5_GAIN_SHIFT,
656 	       24, 0, eq_tlv),
657 
658 SOC_SINGLE_TLV("EQ3 Band 1 Volume", WM5100_EQ1_1, WM5100_EQ3_B1_GAIN_SHIFT,
659 	       24, 0, eq_tlv),
660 SOC_SINGLE_TLV("EQ3 Band 2 Volume", WM5100_EQ3_1, WM5100_EQ3_B2_GAIN_SHIFT,
661 	       24, 0, eq_tlv),
662 SOC_SINGLE_TLV("EQ3 Band 3 Volume", WM5100_EQ3_1, WM5100_EQ3_B3_GAIN_SHIFT,
663 	       24, 0, eq_tlv),
664 SOC_SINGLE_TLV("EQ3 Band 4 Volume", WM5100_EQ3_2, WM5100_EQ3_B4_GAIN_SHIFT,
665 	       24, 0, eq_tlv),
666 SOC_SINGLE_TLV("EQ3 Band 5 Volume", WM5100_EQ3_2, WM5100_EQ3_B5_GAIN_SHIFT,
667 	       24, 0, eq_tlv),
668 
669 SOC_SINGLE_TLV("EQ4 Band 1 Volume", WM5100_EQ4_1, WM5100_EQ4_B1_GAIN_SHIFT,
670 	       24, 0, eq_tlv),
671 SOC_SINGLE_TLV("EQ4 Band 2 Volume", WM5100_EQ4_1, WM5100_EQ4_B2_GAIN_SHIFT,
672 	       24, 0, eq_tlv),
673 SOC_SINGLE_TLV("EQ4 Band 3 Volume", WM5100_EQ4_1, WM5100_EQ4_B3_GAIN_SHIFT,
674 	       24, 0, eq_tlv),
675 SOC_SINGLE_TLV("EQ4 Band 4 Volume", WM5100_EQ4_2, WM5100_EQ4_B4_GAIN_SHIFT,
676 	       24, 0, eq_tlv),
677 SOC_SINGLE_TLV("EQ4 Band 5 Volume", WM5100_EQ4_2, WM5100_EQ4_B5_GAIN_SHIFT,
678 	       24, 0, eq_tlv),
679 
680 SOC_ENUM("LHPF1 Mode", wm5100_lhpf1_mode),
681 SOC_ENUM("LHPF2 Mode", wm5100_lhpf2_mode),
682 SOC_ENUM("LHPF3 Mode", wm5100_lhpf3_mode),
683 SOC_ENUM("LHPF4 Mode", wm5100_lhpf4_mode),
684 
685 WM5100_MIXER_CONTROLS("HPOUT1L", WM5100_OUT1LMIX_INPUT_1_SOURCE),
686 WM5100_MIXER_CONTROLS("HPOUT1R", WM5100_OUT1RMIX_INPUT_1_SOURCE),
687 WM5100_MIXER_CONTROLS("HPOUT2L", WM5100_OUT2LMIX_INPUT_1_SOURCE),
688 WM5100_MIXER_CONTROLS("HPOUT2R", WM5100_OUT2RMIX_INPUT_1_SOURCE),
689 WM5100_MIXER_CONTROLS("HPOUT3L", WM5100_OUT3LMIX_INPUT_1_SOURCE),
690 WM5100_MIXER_CONTROLS("HPOUT3R", WM5100_OUT3RMIX_INPUT_1_SOURCE),
691 
692 WM5100_MIXER_CONTROLS("SPKOUTL", WM5100_OUT4LMIX_INPUT_1_SOURCE),
693 WM5100_MIXER_CONTROLS("SPKOUTR", WM5100_OUT4RMIX_INPUT_1_SOURCE),
694 WM5100_MIXER_CONTROLS("SPKDAT1L", WM5100_OUT5LMIX_INPUT_1_SOURCE),
695 WM5100_MIXER_CONTROLS("SPKDAT1R", WM5100_OUT5RMIX_INPUT_1_SOURCE),
696 WM5100_MIXER_CONTROLS("SPKDAT2L", WM5100_OUT6LMIX_INPUT_1_SOURCE),
697 WM5100_MIXER_CONTROLS("SPKDAT2R", WM5100_OUT6RMIX_INPUT_1_SOURCE),
698 
699 WM5100_MIXER_CONTROLS("PWM1", WM5100_PWM1MIX_INPUT_1_SOURCE),
700 WM5100_MIXER_CONTROLS("PWM2", WM5100_PWM2MIX_INPUT_1_SOURCE),
701 
702 WM5100_MIXER_CONTROLS("AIF1TX1", WM5100_AIF1TX1MIX_INPUT_1_SOURCE),
703 WM5100_MIXER_CONTROLS("AIF1TX2", WM5100_AIF1TX2MIX_INPUT_1_SOURCE),
704 WM5100_MIXER_CONTROLS("AIF1TX3", WM5100_AIF1TX3MIX_INPUT_1_SOURCE),
705 WM5100_MIXER_CONTROLS("AIF1TX4", WM5100_AIF1TX4MIX_INPUT_1_SOURCE),
706 WM5100_MIXER_CONTROLS("AIF1TX5", WM5100_AIF1TX5MIX_INPUT_1_SOURCE),
707 WM5100_MIXER_CONTROLS("AIF1TX6", WM5100_AIF1TX6MIX_INPUT_1_SOURCE),
708 WM5100_MIXER_CONTROLS("AIF1TX7", WM5100_AIF1TX7MIX_INPUT_1_SOURCE),
709 WM5100_MIXER_CONTROLS("AIF1TX8", WM5100_AIF1TX8MIX_INPUT_1_SOURCE),
710 
711 WM5100_MIXER_CONTROLS("AIF2TX1", WM5100_AIF2TX1MIX_INPUT_1_SOURCE),
712 WM5100_MIXER_CONTROLS("AIF2TX2", WM5100_AIF2TX2MIX_INPUT_1_SOURCE),
713 
714 WM5100_MIXER_CONTROLS("AIF3TX1", WM5100_AIF3TX1MIX_INPUT_1_SOURCE),
715 WM5100_MIXER_CONTROLS("AIF3TX2", WM5100_AIF3TX2MIX_INPUT_1_SOURCE),
716 
717 WM5100_MIXER_CONTROLS("EQ1", WM5100_EQ1MIX_INPUT_1_SOURCE),
718 WM5100_MIXER_CONTROLS("EQ2", WM5100_EQ2MIX_INPUT_1_SOURCE),
719 WM5100_MIXER_CONTROLS("EQ3", WM5100_EQ3MIX_INPUT_1_SOURCE),
720 WM5100_MIXER_CONTROLS("EQ4", WM5100_EQ4MIX_INPUT_1_SOURCE),
721 
722 WM5100_MIXER_CONTROLS("DRC1L", WM5100_DRC1LMIX_INPUT_1_SOURCE),
723 WM5100_MIXER_CONTROLS("DRC1R", WM5100_DRC1RMIX_INPUT_1_SOURCE),
724 SND_SOC_BYTES_MASK("DRC", WM5100_DRC1_CTRL1, 5,
725 		   WM5100_DRCL_ENA | WM5100_DRCR_ENA),
726 
727 WM5100_MIXER_CONTROLS("LHPF1", WM5100_HPLP1MIX_INPUT_1_SOURCE),
728 WM5100_MIXER_CONTROLS("LHPF2", WM5100_HPLP2MIX_INPUT_1_SOURCE),
729 WM5100_MIXER_CONTROLS("LHPF3", WM5100_HPLP3MIX_INPUT_1_SOURCE),
730 WM5100_MIXER_CONTROLS("LHPF4", WM5100_HPLP4MIX_INPUT_1_SOURCE),
731 };
732 
733 static void wm5100_seq_notifier(struct snd_soc_component *component,
734 				enum snd_soc_dapm_type event, int subseq)
735 {
736 	struct wm5100_priv *wm5100 = snd_soc_component_get_drvdata(component);
737 	u16 val, expect, i;
738 
739 	/* Wait for the outputs to flag themselves as enabled */
740 	if (wm5100->out_ena[0]) {
741 		expect = snd_soc_component_read32(component, WM5100_CHANNEL_ENABLES_1);
742 		for (i = 0; i < 200; i++) {
743 			val = snd_soc_component_read32(component, WM5100_OUTPUT_STATUS_1);
744 			if (val == expect) {
745 				wm5100->out_ena[0] = false;
746 				break;
747 			}
748 		}
749 		if (i == 200) {
750 			dev_err(component->dev, "Timeout waiting for OUTPUT1 %x\n",
751 				expect);
752 		}
753 	}
754 
755 	if (wm5100->out_ena[1]) {
756 		expect = snd_soc_component_read32(component, WM5100_OUTPUT_ENABLES_2);
757 		for (i = 0; i < 200; i++) {
758 			val = snd_soc_component_read32(component, WM5100_OUTPUT_STATUS_2);
759 			if (val == expect) {
760 				wm5100->out_ena[1] = false;
761 				break;
762 			}
763 		}
764 		if (i == 200) {
765 			dev_err(component->dev, "Timeout waiting for OUTPUT2 %x\n",
766 				expect);
767 		}
768 	}
769 }
770 
771 static int wm5100_out_ev(struct snd_soc_dapm_widget *w,
772 			 struct snd_kcontrol *kcontrol,
773 			 int event)
774 {
775 	struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
776 	struct wm5100_priv *wm5100 = snd_soc_component_get_drvdata(component);
777 
778 	switch (w->reg) {
779 	case WM5100_CHANNEL_ENABLES_1:
780 		wm5100->out_ena[0] = true;
781 		break;
782 	case WM5100_OUTPUT_ENABLES_2:
783 		wm5100->out_ena[0] = true;
784 		break;
785 	default:
786 		break;
787 	}
788 
789 	return 0;
790 }
791 
792 static void wm5100_log_status3(struct wm5100_priv *wm5100, int val)
793 {
794 	if (val & WM5100_SPK_SHUTDOWN_WARN_EINT)
795 		dev_crit(wm5100->dev, "Speaker shutdown warning\n");
796 	if (val & WM5100_SPK_SHUTDOWN_EINT)
797 		dev_crit(wm5100->dev, "Speaker shutdown\n");
798 	if (val & WM5100_CLKGEN_ERR_EINT)
799 		dev_crit(wm5100->dev, "SYSCLK underclocked\n");
800 	if (val & WM5100_CLKGEN_ERR_ASYNC_EINT)
801 		dev_crit(wm5100->dev, "ASYNCCLK underclocked\n");
802 }
803 
804 static void wm5100_log_status4(struct wm5100_priv *wm5100, int val)
805 {
806 	if (val & WM5100_AIF3_ERR_EINT)
807 		dev_err(wm5100->dev, "AIF3 configuration error\n");
808 	if (val & WM5100_AIF2_ERR_EINT)
809 		dev_err(wm5100->dev, "AIF2 configuration error\n");
810 	if (val & WM5100_AIF1_ERR_EINT)
811 		dev_err(wm5100->dev, "AIF1 configuration error\n");
812 	if (val & WM5100_CTRLIF_ERR_EINT)
813 		dev_err(wm5100->dev, "Control interface error\n");
814 	if (val & WM5100_ISRC2_UNDERCLOCKED_EINT)
815 		dev_err(wm5100->dev, "ISRC2 underclocked\n");
816 	if (val & WM5100_ISRC1_UNDERCLOCKED_EINT)
817 		dev_err(wm5100->dev, "ISRC1 underclocked\n");
818 	if (val & WM5100_FX_UNDERCLOCKED_EINT)
819 		dev_err(wm5100->dev, "FX underclocked\n");
820 	if (val & WM5100_AIF3_UNDERCLOCKED_EINT)
821 		dev_err(wm5100->dev, "AIF3 underclocked\n");
822 	if (val & WM5100_AIF2_UNDERCLOCKED_EINT)
823 		dev_err(wm5100->dev, "AIF2 underclocked\n");
824 	if (val & WM5100_AIF1_UNDERCLOCKED_EINT)
825 		dev_err(wm5100->dev, "AIF1 underclocked\n");
826 	if (val & WM5100_ASRC_UNDERCLOCKED_EINT)
827 		dev_err(wm5100->dev, "ASRC underclocked\n");
828 	if (val & WM5100_DAC_UNDERCLOCKED_EINT)
829 		dev_err(wm5100->dev, "DAC underclocked\n");
830 	if (val & WM5100_ADC_UNDERCLOCKED_EINT)
831 		dev_err(wm5100->dev, "ADC underclocked\n");
832 	if (val & WM5100_MIXER_UNDERCLOCKED_EINT)
833 		dev_err(wm5100->dev, "Mixer underclocked\n");
834 }
835 
836 static int wm5100_post_ev(struct snd_soc_dapm_widget *w,
837 			  struct snd_kcontrol *kcontrol,
838 			  int event)
839 {
840 	struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
841 	struct wm5100_priv *wm5100 = snd_soc_component_get_drvdata(component);
842 	int ret;
843 
844 	ret = snd_soc_component_read32(component, WM5100_INTERRUPT_RAW_STATUS_3);
845 	ret &= WM5100_SPK_SHUTDOWN_WARN_STS |
846 		WM5100_SPK_SHUTDOWN_STS | WM5100_CLKGEN_ERR_STS |
847 		WM5100_CLKGEN_ERR_ASYNC_STS;
848 	wm5100_log_status3(wm5100, ret);
849 
850 	ret = snd_soc_component_read32(component, WM5100_INTERRUPT_RAW_STATUS_4);
851 	wm5100_log_status4(wm5100, ret);
852 
853 	return 0;
854 }
855 
856 static const struct snd_soc_dapm_widget wm5100_dapm_widgets[] = {
857 SND_SOC_DAPM_SUPPLY("SYSCLK", WM5100_CLOCKING_3, WM5100_SYSCLK_ENA_SHIFT, 0,
858 		    NULL, 0),
859 SND_SOC_DAPM_SUPPLY("ASYNCCLK", WM5100_CLOCKING_6, WM5100_ASYNC_CLK_ENA_SHIFT,
860 		    0, NULL, 0),
861 
862 SND_SOC_DAPM_REGULATOR_SUPPLY("CPVDD", 20, 0),
863 SND_SOC_DAPM_REGULATOR_SUPPLY("DBVDD2", 0, 0),
864 SND_SOC_DAPM_REGULATOR_SUPPLY("DBVDD3", 0, 0),
865 
866 SND_SOC_DAPM_SUPPLY("CP1", WM5100_HP_CHARGE_PUMP_1, WM5100_CP1_ENA_SHIFT, 0,
867 		    NULL, 0),
868 SND_SOC_DAPM_SUPPLY("CP2", WM5100_MIC_CHARGE_PUMP_1, WM5100_CP2_ENA_SHIFT, 0,
869 		    NULL, 0),
870 SND_SOC_DAPM_SUPPLY("CP2 Active", WM5100_MIC_CHARGE_PUMP_1,
871 		    WM5100_CP2_BYPASS_SHIFT, 1, NULL, 0),
872 
873 SND_SOC_DAPM_SUPPLY("MICBIAS1", WM5100_MIC_BIAS_CTRL_1, WM5100_MICB1_ENA_SHIFT,
874 		    0, NULL, 0),
875 SND_SOC_DAPM_SUPPLY("MICBIAS2", WM5100_MIC_BIAS_CTRL_2, WM5100_MICB2_ENA_SHIFT,
876 		    0, NULL, 0),
877 SND_SOC_DAPM_SUPPLY("MICBIAS3", WM5100_MIC_BIAS_CTRL_3, WM5100_MICB3_ENA_SHIFT,
878 		    0, NULL, 0),
879 
880 SND_SOC_DAPM_INPUT("IN1L"),
881 SND_SOC_DAPM_INPUT("IN1R"),
882 SND_SOC_DAPM_INPUT("IN2L"),
883 SND_SOC_DAPM_INPUT("IN2R"),
884 SND_SOC_DAPM_INPUT("IN3L"),
885 SND_SOC_DAPM_INPUT("IN3R"),
886 SND_SOC_DAPM_INPUT("IN4L"),
887 SND_SOC_DAPM_INPUT("IN4R"),
888 SND_SOC_DAPM_SIGGEN("TONE"),
889 
890 SND_SOC_DAPM_PGA_E("IN1L PGA", WM5100_INPUT_ENABLES, WM5100_IN1L_ENA_SHIFT, 0,
891 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
892 SND_SOC_DAPM_PGA_E("IN1R PGA", WM5100_INPUT_ENABLES, WM5100_IN1R_ENA_SHIFT, 0,
893 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
894 SND_SOC_DAPM_PGA_E("IN2L PGA", WM5100_INPUT_ENABLES, WM5100_IN2L_ENA_SHIFT, 0,
895 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
896 SND_SOC_DAPM_PGA_E("IN2R PGA", WM5100_INPUT_ENABLES, WM5100_IN2R_ENA_SHIFT, 0,
897 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
898 SND_SOC_DAPM_PGA_E("IN3L PGA", WM5100_INPUT_ENABLES, WM5100_IN3L_ENA_SHIFT, 0,
899 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
900 SND_SOC_DAPM_PGA_E("IN3R PGA", WM5100_INPUT_ENABLES, WM5100_IN3R_ENA_SHIFT, 0,
901 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
902 SND_SOC_DAPM_PGA_E("IN4L PGA", WM5100_INPUT_ENABLES, WM5100_IN4L_ENA_SHIFT, 0,
903 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
904 SND_SOC_DAPM_PGA_E("IN4R PGA", WM5100_INPUT_ENABLES, WM5100_IN4R_ENA_SHIFT, 0,
905 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
906 
907 SND_SOC_DAPM_PGA("Tone Generator 1", WM5100_TONE_GENERATOR_1,
908 		 WM5100_TONE1_ENA_SHIFT, 0, NULL, 0),
909 SND_SOC_DAPM_PGA("Tone Generator 2", WM5100_TONE_GENERATOR_1,
910 		 WM5100_TONE2_ENA_SHIFT, 0, NULL, 0),
911 
912 SND_SOC_DAPM_AIF_IN("AIF1RX1", "AIF1 Playback", 0,
913 		    WM5100_AUDIO_IF_1_27, WM5100_AIF1RX1_ENA_SHIFT, 0),
914 SND_SOC_DAPM_AIF_IN("AIF1RX2", "AIF1 Playback", 1,
915 		    WM5100_AUDIO_IF_1_27, WM5100_AIF1RX2_ENA_SHIFT, 0),
916 SND_SOC_DAPM_AIF_IN("AIF1RX3", "AIF1 Playback", 2,
917 		    WM5100_AUDIO_IF_1_27, WM5100_AIF1RX3_ENA_SHIFT, 0),
918 SND_SOC_DAPM_AIF_IN("AIF1RX4", "AIF1 Playback", 3,
919 		    WM5100_AUDIO_IF_1_27, WM5100_AIF1RX4_ENA_SHIFT, 0),
920 SND_SOC_DAPM_AIF_IN("AIF1RX5", "AIF1 Playback", 4,
921 		    WM5100_AUDIO_IF_1_27, WM5100_AIF1RX5_ENA_SHIFT, 0),
922 SND_SOC_DAPM_AIF_IN("AIF1RX6", "AIF1 Playback", 5,
923 		    WM5100_AUDIO_IF_1_27, WM5100_AIF1RX6_ENA_SHIFT, 0),
924 SND_SOC_DAPM_AIF_IN("AIF1RX7", "AIF1 Playback", 6,
925 		    WM5100_AUDIO_IF_1_27, WM5100_AIF1RX7_ENA_SHIFT, 0),
926 SND_SOC_DAPM_AIF_IN("AIF1RX8", "AIF1 Playback", 7,
927 		    WM5100_AUDIO_IF_1_27, WM5100_AIF1RX8_ENA_SHIFT, 0),
928 
929 SND_SOC_DAPM_AIF_IN("AIF2RX1", "AIF2 Playback", 0,
930 		    WM5100_AUDIO_IF_2_27, WM5100_AIF2RX1_ENA_SHIFT, 0),
931 SND_SOC_DAPM_AIF_IN("AIF2RX2", "AIF2 Playback", 1,
932 		    WM5100_AUDIO_IF_2_27, WM5100_AIF2RX2_ENA_SHIFT, 0),
933 
934 SND_SOC_DAPM_AIF_IN("AIF3RX1", "AIF3 Playback", 0,
935 		    WM5100_AUDIO_IF_3_27, WM5100_AIF3RX1_ENA_SHIFT, 0),
936 SND_SOC_DAPM_AIF_IN("AIF3RX2", "AIF3 Playback", 1,
937 		    WM5100_AUDIO_IF_3_27, WM5100_AIF3RX2_ENA_SHIFT, 0),
938 
939 SND_SOC_DAPM_AIF_OUT("AIF1TX1", "AIF1 Capture", 0,
940 		    WM5100_AUDIO_IF_1_26, WM5100_AIF1TX1_ENA_SHIFT, 0),
941 SND_SOC_DAPM_AIF_OUT("AIF1TX2", "AIF1 Capture", 1,
942 		    WM5100_AUDIO_IF_1_26, WM5100_AIF1TX2_ENA_SHIFT, 0),
943 SND_SOC_DAPM_AIF_OUT("AIF1TX3", "AIF1 Capture", 2,
944 		    WM5100_AUDIO_IF_1_26, WM5100_AIF1TX3_ENA_SHIFT, 0),
945 SND_SOC_DAPM_AIF_OUT("AIF1TX4", "AIF1 Capture", 3,
946 		    WM5100_AUDIO_IF_1_26, WM5100_AIF1TX4_ENA_SHIFT, 0),
947 SND_SOC_DAPM_AIF_OUT("AIF1TX5", "AIF1 Capture", 4,
948 		    WM5100_AUDIO_IF_1_26, WM5100_AIF1TX5_ENA_SHIFT, 0),
949 SND_SOC_DAPM_AIF_OUT("AIF1TX6", "AIF1 Capture", 5,
950 		    WM5100_AUDIO_IF_1_26, WM5100_AIF1TX6_ENA_SHIFT, 0),
951 SND_SOC_DAPM_AIF_OUT("AIF1TX7", "AIF1 Capture", 6,
952 		    WM5100_AUDIO_IF_1_26, WM5100_AIF1TX7_ENA_SHIFT, 0),
953 SND_SOC_DAPM_AIF_OUT("AIF1TX8", "AIF1 Capture", 7,
954 		    WM5100_AUDIO_IF_1_26, WM5100_AIF1TX8_ENA_SHIFT, 0),
955 
956 SND_SOC_DAPM_AIF_OUT("AIF2TX1", "AIF2 Capture", 0,
957 		    WM5100_AUDIO_IF_2_26, WM5100_AIF2TX1_ENA_SHIFT, 0),
958 SND_SOC_DAPM_AIF_OUT("AIF2TX2", "AIF2 Capture", 1,
959 		    WM5100_AUDIO_IF_2_26, WM5100_AIF2TX2_ENA_SHIFT, 0),
960 
961 SND_SOC_DAPM_AIF_OUT("AIF3TX1", "AIF3 Capture", 0,
962 		    WM5100_AUDIO_IF_3_26, WM5100_AIF3TX1_ENA_SHIFT, 0),
963 SND_SOC_DAPM_AIF_OUT("AIF3TX2", "AIF3 Capture", 1,
964 		    WM5100_AUDIO_IF_3_26, WM5100_AIF3TX2_ENA_SHIFT, 0),
965 
966 SND_SOC_DAPM_PGA_E("OUT6L", WM5100_OUTPUT_ENABLES_2, WM5100_OUT6L_ENA_SHIFT, 0,
967 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
968 SND_SOC_DAPM_PGA_E("OUT6R", WM5100_OUTPUT_ENABLES_2, WM5100_OUT6R_ENA_SHIFT, 0,
969 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
970 SND_SOC_DAPM_PGA_E("OUT5L", WM5100_OUTPUT_ENABLES_2, WM5100_OUT5L_ENA_SHIFT, 0,
971 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
972 SND_SOC_DAPM_PGA_E("OUT5R", WM5100_OUTPUT_ENABLES_2, WM5100_OUT5R_ENA_SHIFT, 0,
973 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
974 SND_SOC_DAPM_PGA_E("OUT4L", WM5100_OUTPUT_ENABLES_2, WM5100_OUT4L_ENA_SHIFT, 0,
975 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
976 SND_SOC_DAPM_PGA_E("OUT4R", WM5100_OUTPUT_ENABLES_2, WM5100_OUT4R_ENA_SHIFT, 0,
977 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
978 SND_SOC_DAPM_PGA_E("OUT3L", WM5100_CHANNEL_ENABLES_1, WM5100_HP3L_ENA_SHIFT, 0,
979 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
980 SND_SOC_DAPM_PGA_E("OUT3R", WM5100_CHANNEL_ENABLES_1, WM5100_HP3R_ENA_SHIFT, 0,
981 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
982 SND_SOC_DAPM_PGA_E("OUT2L", WM5100_CHANNEL_ENABLES_1, WM5100_HP2L_ENA_SHIFT, 0,
983 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
984 SND_SOC_DAPM_PGA_E("OUT2R", WM5100_CHANNEL_ENABLES_1, WM5100_HP2R_ENA_SHIFT, 0,
985 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
986 SND_SOC_DAPM_PGA_E("OUT1L", WM5100_CHANNEL_ENABLES_1, WM5100_HP1L_ENA_SHIFT, 0,
987 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
988 SND_SOC_DAPM_PGA_E("OUT1R", WM5100_CHANNEL_ENABLES_1, WM5100_HP1R_ENA_SHIFT, 0,
989 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
990 SND_SOC_DAPM_PGA_E("PWM1 Driver", WM5100_PWM_DRIVE_1, WM5100_PWM1_ENA_SHIFT, 0,
991 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
992 SND_SOC_DAPM_PGA_E("PWM2 Driver", WM5100_PWM_DRIVE_1, WM5100_PWM2_ENA_SHIFT, 0,
993 		   NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
994 
995 SND_SOC_DAPM_PGA("EQ1", WM5100_EQ1_1, WM5100_EQ1_ENA_SHIFT, 0, NULL, 0),
996 SND_SOC_DAPM_PGA("EQ2", WM5100_EQ2_1, WM5100_EQ2_ENA_SHIFT, 0, NULL, 0),
997 SND_SOC_DAPM_PGA("EQ3", WM5100_EQ3_1, WM5100_EQ3_ENA_SHIFT, 0, NULL, 0),
998 SND_SOC_DAPM_PGA("EQ4", WM5100_EQ4_1, WM5100_EQ4_ENA_SHIFT, 0, NULL, 0),
999 
1000 SND_SOC_DAPM_PGA("DRC1L", WM5100_DRC1_CTRL1, WM5100_DRCL_ENA_SHIFT, 0,
1001 		 NULL, 0),
1002 SND_SOC_DAPM_PGA("DRC1R", WM5100_DRC1_CTRL1, WM5100_DRCR_ENA_SHIFT, 0,
1003 		 NULL, 0),
1004 
1005 SND_SOC_DAPM_PGA("LHPF1", WM5100_HPLPF1_1, WM5100_LHPF1_ENA_SHIFT, 0,
1006 		 NULL, 0),
1007 SND_SOC_DAPM_PGA("LHPF2", WM5100_HPLPF2_1, WM5100_LHPF2_ENA_SHIFT, 0,
1008 		 NULL, 0),
1009 SND_SOC_DAPM_PGA("LHPF3", WM5100_HPLPF3_1, WM5100_LHPF3_ENA_SHIFT, 0,
1010 		 NULL, 0),
1011 SND_SOC_DAPM_PGA("LHPF4", WM5100_HPLPF4_1, WM5100_LHPF4_ENA_SHIFT, 0,
1012 		 NULL, 0),
1013 
1014 WM5100_MIXER_WIDGETS(EQ1, "EQ1"),
1015 WM5100_MIXER_WIDGETS(EQ2, "EQ2"),
1016 WM5100_MIXER_WIDGETS(EQ3, "EQ3"),
1017 WM5100_MIXER_WIDGETS(EQ4, "EQ4"),
1018 
1019 WM5100_MIXER_WIDGETS(DRC1L, "DRC1L"),
1020 WM5100_MIXER_WIDGETS(DRC1R, "DRC1R"),
1021 
1022 WM5100_MIXER_WIDGETS(LHPF1, "LHPF1"),
1023 WM5100_MIXER_WIDGETS(LHPF2, "LHPF2"),
1024 WM5100_MIXER_WIDGETS(LHPF3, "LHPF3"),
1025 WM5100_MIXER_WIDGETS(LHPF4, "LHPF4"),
1026 
1027 WM5100_MIXER_WIDGETS(AIF1TX1, "AIF1TX1"),
1028 WM5100_MIXER_WIDGETS(AIF1TX2, "AIF1TX2"),
1029 WM5100_MIXER_WIDGETS(AIF1TX3, "AIF1TX3"),
1030 WM5100_MIXER_WIDGETS(AIF1TX4, "AIF1TX4"),
1031 WM5100_MIXER_WIDGETS(AIF1TX5, "AIF1TX5"),
1032 WM5100_MIXER_WIDGETS(AIF1TX6, "AIF1TX6"),
1033 WM5100_MIXER_WIDGETS(AIF1TX7, "AIF1TX7"),
1034 WM5100_MIXER_WIDGETS(AIF1TX8, "AIF1TX8"),
1035 
1036 WM5100_MIXER_WIDGETS(AIF2TX1, "AIF2TX1"),
1037 WM5100_MIXER_WIDGETS(AIF2TX2, "AIF2TX2"),
1038 
1039 WM5100_MIXER_WIDGETS(AIF3TX1, "AIF3TX1"),
1040 WM5100_MIXER_WIDGETS(AIF3TX2, "AIF3TX2"),
1041 
1042 WM5100_MIXER_WIDGETS(HPOUT1L, "HPOUT1L"),
1043 WM5100_MIXER_WIDGETS(HPOUT1R, "HPOUT1R"),
1044 WM5100_MIXER_WIDGETS(HPOUT2L, "HPOUT2L"),
1045 WM5100_MIXER_WIDGETS(HPOUT2R, "HPOUT2R"),
1046 WM5100_MIXER_WIDGETS(HPOUT3L, "HPOUT3L"),
1047 WM5100_MIXER_WIDGETS(HPOUT3R, "HPOUT3R"),
1048 
1049 WM5100_MIXER_WIDGETS(SPKOUTL, "SPKOUTL"),
1050 WM5100_MIXER_WIDGETS(SPKOUTR, "SPKOUTR"),
1051 WM5100_MIXER_WIDGETS(SPKDAT1L, "SPKDAT1L"),
1052 WM5100_MIXER_WIDGETS(SPKDAT1R, "SPKDAT1R"),
1053 WM5100_MIXER_WIDGETS(SPKDAT2L, "SPKDAT2L"),
1054 WM5100_MIXER_WIDGETS(SPKDAT2R, "SPKDAT2R"),
1055 
1056 WM5100_MIXER_WIDGETS(PWM1, "PWM1"),
1057 WM5100_MIXER_WIDGETS(PWM2, "PWM2"),
1058 
1059 SND_SOC_DAPM_OUTPUT("HPOUT1L"),
1060 SND_SOC_DAPM_OUTPUT("HPOUT1R"),
1061 SND_SOC_DAPM_OUTPUT("HPOUT2L"),
1062 SND_SOC_DAPM_OUTPUT("HPOUT2R"),
1063 SND_SOC_DAPM_OUTPUT("HPOUT3L"),
1064 SND_SOC_DAPM_OUTPUT("HPOUT3R"),
1065 SND_SOC_DAPM_OUTPUT("SPKOUTL"),
1066 SND_SOC_DAPM_OUTPUT("SPKOUTR"),
1067 SND_SOC_DAPM_OUTPUT("SPKDAT1"),
1068 SND_SOC_DAPM_OUTPUT("SPKDAT2"),
1069 SND_SOC_DAPM_OUTPUT("PWM1"),
1070 SND_SOC_DAPM_OUTPUT("PWM2"),
1071 };
1072 
1073 /* We register a _POST event if we don't have IRQ support so we can
1074  * look at the error status from the CODEC - if we've got the IRQ
1075  * hooked up then we will get prompted to look by an interrupt.
1076  */
1077 static const struct snd_soc_dapm_widget wm5100_dapm_widgets_noirq[] = {
1078 SND_SOC_DAPM_POST("Post", wm5100_post_ev),
1079 };
1080 
1081 static const struct snd_soc_dapm_route wm5100_dapm_routes[] = {
1082 	{ "CP1", NULL, "CPVDD" },
1083 	{ "CP2 Active", NULL, "CPVDD" },
1084 
1085 	{ "IN1L", NULL, "SYSCLK" },
1086 	{ "IN1R", NULL, "SYSCLK" },
1087 	{ "IN2L", NULL, "SYSCLK" },
1088 	{ "IN2R", NULL, "SYSCLK" },
1089 	{ "IN3L", NULL, "SYSCLK" },
1090 	{ "IN3R", NULL, "SYSCLK" },
1091 	{ "IN4L", NULL, "SYSCLK" },
1092 	{ "IN4R", NULL, "SYSCLK" },
1093 
1094 	{ "OUT1L", NULL, "SYSCLK" },
1095 	{ "OUT1R", NULL, "SYSCLK" },
1096 	{ "OUT2L", NULL, "SYSCLK" },
1097 	{ "OUT2R", NULL, "SYSCLK" },
1098 	{ "OUT3L", NULL, "SYSCLK" },
1099 	{ "OUT3R", NULL, "SYSCLK" },
1100 	{ "OUT4L", NULL, "SYSCLK" },
1101 	{ "OUT4R", NULL, "SYSCLK" },
1102 	{ "OUT5L", NULL, "SYSCLK" },
1103 	{ "OUT5R", NULL, "SYSCLK" },
1104 	{ "OUT6L", NULL, "SYSCLK" },
1105 	{ "OUT6R", NULL, "SYSCLK" },
1106 
1107 	{ "AIF1RX1", NULL, "SYSCLK" },
1108 	{ "AIF1RX2", NULL, "SYSCLK" },
1109 	{ "AIF1RX3", NULL, "SYSCLK" },
1110 	{ "AIF1RX4", NULL, "SYSCLK" },
1111 	{ "AIF1RX5", NULL, "SYSCLK" },
1112 	{ "AIF1RX6", NULL, "SYSCLK" },
1113 	{ "AIF1RX7", NULL, "SYSCLK" },
1114 	{ "AIF1RX8", NULL, "SYSCLK" },
1115 
1116 	{ "AIF2RX1", NULL, "SYSCLK" },
1117 	{ "AIF2RX1", NULL, "DBVDD2" },
1118 	{ "AIF2RX2", NULL, "SYSCLK" },
1119 	{ "AIF2RX2", NULL, "DBVDD2" },
1120 
1121 	{ "AIF3RX1", NULL, "SYSCLK" },
1122 	{ "AIF3RX1", NULL, "DBVDD3" },
1123 	{ "AIF3RX2", NULL, "SYSCLK" },
1124 	{ "AIF3RX2", NULL, "DBVDD3" },
1125 
1126 	{ "AIF1TX1", NULL, "SYSCLK" },
1127 	{ "AIF1TX2", NULL, "SYSCLK" },
1128 	{ "AIF1TX3", NULL, "SYSCLK" },
1129 	{ "AIF1TX4", NULL, "SYSCLK" },
1130 	{ "AIF1TX5", NULL, "SYSCLK" },
1131 	{ "AIF1TX6", NULL, "SYSCLK" },
1132 	{ "AIF1TX7", NULL, "SYSCLK" },
1133 	{ "AIF1TX8", NULL, "SYSCLK" },
1134 
1135 	{ "AIF2TX1", NULL, "SYSCLK" },
1136 	{ "AIF2TX1", NULL, "DBVDD2" },
1137 	{ "AIF2TX2", NULL, "SYSCLK" },
1138 	{ "AIF2TX2", NULL, "DBVDD2" },
1139 
1140 	{ "AIF3TX1", NULL, "SYSCLK" },
1141 	{ "AIF3TX1", NULL, "DBVDD3" },
1142 	{ "AIF3TX2", NULL, "SYSCLK" },
1143 	{ "AIF3TX2", NULL, "DBVDD3" },
1144 
1145 	{ "MICBIAS1", NULL, "CP2" },
1146 	{ "MICBIAS2", NULL, "CP2" },
1147 	{ "MICBIAS3", NULL, "CP2" },
1148 
1149 	{ "IN1L PGA", NULL, "CP2" },
1150 	{ "IN1R PGA", NULL, "CP2" },
1151 	{ "IN2L PGA", NULL, "CP2" },
1152 	{ "IN2R PGA", NULL, "CP2" },
1153 	{ "IN3L PGA", NULL, "CP2" },
1154 	{ "IN3R PGA", NULL, "CP2" },
1155 	{ "IN4L PGA", NULL, "CP2" },
1156 	{ "IN4R PGA", NULL, "CP2" },
1157 
1158 	{ "IN1L PGA", NULL, "CP2 Active" },
1159 	{ "IN1R PGA", NULL, "CP2 Active" },
1160 	{ "IN2L PGA", NULL, "CP2 Active" },
1161 	{ "IN2R PGA", NULL, "CP2 Active" },
1162 	{ "IN3L PGA", NULL, "CP2 Active" },
1163 	{ "IN3R PGA", NULL, "CP2 Active" },
1164 	{ "IN4L PGA", NULL, "CP2 Active" },
1165 	{ "IN4R PGA", NULL, "CP2 Active" },
1166 
1167 	{ "OUT1L", NULL, "CP1" },
1168 	{ "OUT1R", NULL, "CP1" },
1169 	{ "OUT2L", NULL, "CP1" },
1170 	{ "OUT2R", NULL, "CP1" },
1171 	{ "OUT3L", NULL, "CP1" },
1172 	{ "OUT3R", NULL, "CP1" },
1173 
1174 	{ "Tone Generator 1", NULL, "TONE" },
1175 	{ "Tone Generator 2", NULL, "TONE" },
1176 
1177 	{ "IN1L PGA", NULL, "IN1L" },
1178 	{ "IN1R PGA", NULL, "IN1R" },
1179 	{ "IN2L PGA", NULL, "IN2L" },
1180 	{ "IN2R PGA", NULL, "IN2R" },
1181 	{ "IN3L PGA", NULL, "IN3L" },
1182 	{ "IN3R PGA", NULL, "IN3R" },
1183 	{ "IN4L PGA", NULL, "IN4L" },
1184 	{ "IN4R PGA", NULL, "IN4R" },
1185 
1186 	WM5100_MIXER_ROUTES("OUT1L", "HPOUT1L"),
1187 	WM5100_MIXER_ROUTES("OUT1R", "HPOUT1R"),
1188 	WM5100_MIXER_ROUTES("OUT2L", "HPOUT2L"),
1189 	WM5100_MIXER_ROUTES("OUT2R", "HPOUT2R"),
1190 	WM5100_MIXER_ROUTES("OUT3L", "HPOUT3L"),
1191 	WM5100_MIXER_ROUTES("OUT3R", "HPOUT3R"),
1192 
1193 	WM5100_MIXER_ROUTES("OUT4L", "SPKOUTL"),
1194 	WM5100_MIXER_ROUTES("OUT4R", "SPKOUTR"),
1195 	WM5100_MIXER_ROUTES("OUT5L", "SPKDAT1L"),
1196 	WM5100_MIXER_ROUTES("OUT5R", "SPKDAT1R"),
1197 	WM5100_MIXER_ROUTES("OUT6L", "SPKDAT2L"),
1198 	WM5100_MIXER_ROUTES("OUT6R", "SPKDAT2R"),
1199 
1200 	WM5100_MIXER_ROUTES("PWM1 Driver", "PWM1"),
1201 	WM5100_MIXER_ROUTES("PWM2 Driver", "PWM2"),
1202 
1203 	WM5100_MIXER_ROUTES("AIF1TX1", "AIF1TX1"),
1204 	WM5100_MIXER_ROUTES("AIF1TX2", "AIF1TX2"),
1205 	WM5100_MIXER_ROUTES("AIF1TX3", "AIF1TX3"),
1206 	WM5100_MIXER_ROUTES("AIF1TX4", "AIF1TX4"),
1207 	WM5100_MIXER_ROUTES("AIF1TX5", "AIF1TX5"),
1208 	WM5100_MIXER_ROUTES("AIF1TX6", "AIF1TX6"),
1209 	WM5100_MIXER_ROUTES("AIF1TX7", "AIF1TX7"),
1210 	WM5100_MIXER_ROUTES("AIF1TX8", "AIF1TX8"),
1211 
1212 	WM5100_MIXER_ROUTES("AIF2TX1", "AIF2TX1"),
1213 	WM5100_MIXER_ROUTES("AIF2TX2", "AIF2TX2"),
1214 
1215 	WM5100_MIXER_ROUTES("AIF3TX1", "AIF3TX1"),
1216 	WM5100_MIXER_ROUTES("AIF3TX2", "AIF3TX2"),
1217 
1218 	WM5100_MIXER_ROUTES("EQ1", "EQ1"),
1219 	WM5100_MIXER_ROUTES("EQ2", "EQ2"),
1220 	WM5100_MIXER_ROUTES("EQ3", "EQ3"),
1221 	WM5100_MIXER_ROUTES("EQ4", "EQ4"),
1222 
1223 	WM5100_MIXER_ROUTES("DRC1L", "DRC1L"),
1224 	WM5100_MIXER_ROUTES("DRC1R", "DRC1R"),
1225 
1226 	WM5100_MIXER_ROUTES("LHPF1", "LHPF1"),
1227 	WM5100_MIXER_ROUTES("LHPF2", "LHPF2"),
1228 	WM5100_MIXER_ROUTES("LHPF3", "LHPF3"),
1229 	WM5100_MIXER_ROUTES("LHPF4", "LHPF4"),
1230 
1231 	{ "HPOUT1L", NULL, "OUT1L" },
1232 	{ "HPOUT1R", NULL, "OUT1R" },
1233 	{ "HPOUT2L", NULL, "OUT2L" },
1234 	{ "HPOUT2R", NULL, "OUT2R" },
1235 	{ "HPOUT3L", NULL, "OUT3L" },
1236 	{ "HPOUT3R", NULL, "OUT3R" },
1237 	{ "SPKOUTL", NULL, "OUT4L" },
1238 	{ "SPKOUTR", NULL, "OUT4R" },
1239 	{ "SPKDAT1", NULL, "OUT5L" },
1240 	{ "SPKDAT1", NULL, "OUT5R" },
1241 	{ "SPKDAT2", NULL, "OUT6L" },
1242 	{ "SPKDAT2", NULL, "OUT6R" },
1243 	{ "PWM1", NULL, "PWM1 Driver" },
1244 	{ "PWM2", NULL, "PWM2 Driver" },
1245 };
1246 
1247 static const struct reg_sequence wm5100_reva_patches[] = {
1248 	{ WM5100_AUDIO_IF_1_10, 0 },
1249 	{ WM5100_AUDIO_IF_1_11, 1 },
1250 	{ WM5100_AUDIO_IF_1_12, 2 },
1251 	{ WM5100_AUDIO_IF_1_13, 3 },
1252 	{ WM5100_AUDIO_IF_1_14, 4 },
1253 	{ WM5100_AUDIO_IF_1_15, 5 },
1254 	{ WM5100_AUDIO_IF_1_16, 6 },
1255 	{ WM5100_AUDIO_IF_1_17, 7 },
1256 
1257 	{ WM5100_AUDIO_IF_1_18, 0 },
1258 	{ WM5100_AUDIO_IF_1_19, 1 },
1259 	{ WM5100_AUDIO_IF_1_20, 2 },
1260 	{ WM5100_AUDIO_IF_1_21, 3 },
1261 	{ WM5100_AUDIO_IF_1_22, 4 },
1262 	{ WM5100_AUDIO_IF_1_23, 5 },
1263 	{ WM5100_AUDIO_IF_1_24, 6 },
1264 	{ WM5100_AUDIO_IF_1_25, 7 },
1265 
1266 	{ WM5100_AUDIO_IF_2_10, 0 },
1267 	{ WM5100_AUDIO_IF_2_11, 1 },
1268 
1269 	{ WM5100_AUDIO_IF_2_18, 0 },
1270 	{ WM5100_AUDIO_IF_2_19, 1 },
1271 
1272 	{ WM5100_AUDIO_IF_3_10, 0 },
1273 	{ WM5100_AUDIO_IF_3_11, 1 },
1274 
1275 	{ WM5100_AUDIO_IF_3_18, 0 },
1276 	{ WM5100_AUDIO_IF_3_19, 1 },
1277 };
1278 
1279 static int wm5100_set_fmt(struct snd_soc_dai *dai, unsigned int fmt)
1280 {
1281 	struct snd_soc_component *component = dai->component;
1282 	int lrclk, bclk, mask, base;
1283 
1284 	base = dai->driver->base;
1285 
1286 	lrclk = 0;
1287 	bclk = 0;
1288 
1289 	switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1290 	case SND_SOC_DAIFMT_DSP_A:
1291 		mask = 0;
1292 		break;
1293 	case SND_SOC_DAIFMT_I2S:
1294 		mask = 2;
1295 		break;
1296 	default:
1297 		dev_err(component->dev, "Unsupported DAI format %d\n",
1298 			fmt & SND_SOC_DAIFMT_FORMAT_MASK);
1299 		return -EINVAL;
1300 	}
1301 
1302 	switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
1303 	case SND_SOC_DAIFMT_CBS_CFS:
1304 		break;
1305 	case SND_SOC_DAIFMT_CBS_CFM:
1306 		lrclk |= WM5100_AIF1TX_LRCLK_MSTR;
1307 		break;
1308 	case SND_SOC_DAIFMT_CBM_CFS:
1309 		bclk |= WM5100_AIF1_BCLK_MSTR;
1310 		break;
1311 	case SND_SOC_DAIFMT_CBM_CFM:
1312 		lrclk |= WM5100_AIF1TX_LRCLK_MSTR;
1313 		bclk |= WM5100_AIF1_BCLK_MSTR;
1314 		break;
1315 	default:
1316 		dev_err(component->dev, "Unsupported master mode %d\n",
1317 			fmt & SND_SOC_DAIFMT_MASTER_MASK);
1318 		return -EINVAL;
1319 	}
1320 
1321 	switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
1322 	case SND_SOC_DAIFMT_NB_NF:
1323 		break;
1324 	case SND_SOC_DAIFMT_IB_IF:
1325 		bclk |= WM5100_AIF1_BCLK_INV;
1326 		lrclk |= WM5100_AIF1TX_LRCLK_INV;
1327 		break;
1328 	case SND_SOC_DAIFMT_IB_NF:
1329 		bclk |= WM5100_AIF1_BCLK_INV;
1330 		break;
1331 	case SND_SOC_DAIFMT_NB_IF:
1332 		lrclk |= WM5100_AIF1TX_LRCLK_INV;
1333 		break;
1334 	default:
1335 		return -EINVAL;
1336 	}
1337 
1338 	snd_soc_component_update_bits(component, base + 1, WM5100_AIF1_BCLK_MSTR |
1339 			    WM5100_AIF1_BCLK_INV, bclk);
1340 	snd_soc_component_update_bits(component, base + 2, WM5100_AIF1TX_LRCLK_MSTR |
1341 			    WM5100_AIF1TX_LRCLK_INV, lrclk);
1342 	snd_soc_component_update_bits(component, base + 3, WM5100_AIF1TX_LRCLK_MSTR |
1343 			    WM5100_AIF1TX_LRCLK_INV, lrclk);
1344 	snd_soc_component_update_bits(component, base + 5, WM5100_AIF1_FMT_MASK, mask);
1345 
1346 	return 0;
1347 }
1348 
1349 #define WM5100_NUM_BCLK_RATES 19
1350 
1351 static int wm5100_bclk_rates_dat[WM5100_NUM_BCLK_RATES] = {
1352 	32000,
1353 	48000,
1354 	64000,
1355 	96000,
1356 	128000,
1357 	192000,
1358 	256000,
1359 	384000,
1360 	512000,
1361 	768000,
1362 	1024000,
1363 	1536000,
1364 	2048000,
1365 	3072000,
1366 	4096000,
1367 	6144000,
1368 	8192000,
1369 	12288000,
1370 	24576000,
1371 };
1372 
1373 static int wm5100_bclk_rates_cd[WM5100_NUM_BCLK_RATES] = {
1374 	29400,
1375 	44100,
1376 	58800,
1377 	88200,
1378 	117600,
1379 	176400,
1380 	235200,
1381 	352800,
1382 	470400,
1383 	705600,
1384 	940800,
1385 	1411200,
1386 	1881600,
1387 	2882400,
1388 	3763200,
1389 	5644800,
1390 	7526400,
1391 	11289600,
1392 	22579600,
1393 };
1394 
1395 static int wm5100_hw_params(struct snd_pcm_substream *substream,
1396 			    struct snd_pcm_hw_params *params,
1397 			    struct snd_soc_dai *dai)
1398 {
1399 	struct snd_soc_component *component = dai->component;
1400 	struct wm5100_priv *wm5100 = snd_soc_component_get_drvdata(component);
1401 	bool async = wm5100->aif_async[dai->id];
1402 	int i, base, bclk, aif_rate, lrclk, wl, fl, sr;
1403 	int *bclk_rates;
1404 
1405 	base = dai->driver->base;
1406 
1407 	/* Data sizes if not using TDM */
1408 	wl = params_width(params);
1409 	if (wl < 0)
1410 		return wl;
1411 	fl = snd_soc_params_to_frame_size(params);
1412 	if (fl < 0)
1413 		return fl;
1414 
1415 	dev_dbg(component->dev, "Word length %d bits, frame length %d bits\n",
1416 		wl, fl);
1417 
1418 	/* Target BCLK rate */
1419 	bclk = snd_soc_params_to_bclk(params);
1420 	if (bclk < 0)
1421 		return bclk;
1422 
1423 	/* Root for BCLK depends on SYS/ASYNCCLK */
1424 	if (!async) {
1425 		aif_rate = wm5100->sysclk;
1426 		sr = wm5100_alloc_sr(component, params_rate(params));
1427 		if (sr < 0)
1428 			return sr;
1429 	} else {
1430 		/* If we're in ASYNCCLK set the ASYNC sample rate */
1431 		aif_rate = wm5100->asyncclk;
1432 		sr = 3;
1433 
1434 		for (i = 0; i < ARRAY_SIZE(wm5100_sr_code); i++)
1435 			if (params_rate(params) == wm5100_sr_code[i])
1436 				break;
1437 		if (i == ARRAY_SIZE(wm5100_sr_code)) {
1438 			dev_err(component->dev, "Invalid rate %dHzn",
1439 				params_rate(params));
1440 			return -EINVAL;
1441 		}
1442 
1443 		/* TODO: We should really check for symmetry */
1444 		snd_soc_component_update_bits(component, WM5100_CLOCKING_8,
1445 				    WM5100_ASYNC_SAMPLE_RATE_MASK, i);
1446 	}
1447 
1448 	if (!aif_rate) {
1449 		dev_err(component->dev, "%s has no rate set\n",
1450 			async ? "ASYNCCLK" : "SYSCLK");
1451 		return -EINVAL;
1452 	}
1453 
1454 	dev_dbg(component->dev, "Target BCLK is %dHz, using %dHz %s\n",
1455 		bclk, aif_rate, async ? "ASYNCCLK" : "SYSCLK");
1456 
1457 	if (aif_rate % 4000)
1458 		bclk_rates = wm5100_bclk_rates_cd;
1459 	else
1460 		bclk_rates = wm5100_bclk_rates_dat;
1461 
1462 	for (i = 0; i < WM5100_NUM_BCLK_RATES; i++)
1463 		if (bclk_rates[i] >= bclk && (bclk_rates[i] % bclk == 0))
1464 			break;
1465 	if (i == WM5100_NUM_BCLK_RATES) {
1466 		dev_err(component->dev,
1467 			"No valid BCLK for %dHz found from %dHz %s\n",
1468 			bclk, aif_rate, async ? "ASYNCCLK" : "SYSCLK");
1469 		return -EINVAL;
1470 	}
1471 
1472 	bclk = i;
1473 	dev_dbg(component->dev, "Setting %dHz BCLK\n", bclk_rates[bclk]);
1474 	snd_soc_component_update_bits(component, base + 1, WM5100_AIF1_BCLK_FREQ_MASK, bclk);
1475 
1476 	lrclk = bclk_rates[bclk] / params_rate(params);
1477 	dev_dbg(component->dev, "Setting %dHz LRCLK\n", bclk_rates[bclk] / lrclk);
1478 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK ||
1479 	    wm5100->aif_symmetric[dai->id])
1480 		snd_soc_component_update_bits(component, base + 7,
1481 				    WM5100_AIF1RX_BCPF_MASK, lrclk);
1482 	else
1483 		snd_soc_component_update_bits(component, base + 6,
1484 				    WM5100_AIF1TX_BCPF_MASK, lrclk);
1485 
1486 	i = (wl << WM5100_AIF1TX_WL_SHIFT) | fl;
1487 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
1488 		snd_soc_component_update_bits(component, base + 9,
1489 				    WM5100_AIF1RX_WL_MASK |
1490 				    WM5100_AIF1RX_SLOT_LEN_MASK, i);
1491 	else
1492 		snd_soc_component_update_bits(component, base + 8,
1493 				    WM5100_AIF1TX_WL_MASK |
1494 				    WM5100_AIF1TX_SLOT_LEN_MASK, i);
1495 
1496 	snd_soc_component_update_bits(component, base + 4, WM5100_AIF1_RATE_MASK, sr);
1497 
1498 	return 0;
1499 }
1500 
1501 static const struct snd_soc_dai_ops wm5100_dai_ops = {
1502 	.set_fmt = wm5100_set_fmt,
1503 	.hw_params = wm5100_hw_params,
1504 };
1505 
1506 static int wm5100_set_sysclk(struct snd_soc_component *component, int clk_id,
1507 			     int source, unsigned int freq, int dir)
1508 {
1509 	struct wm5100_priv *wm5100 = snd_soc_component_get_drvdata(component);
1510 	int *rate_store;
1511 	int fval, audio_rate, ret, reg;
1512 
1513 	switch (clk_id) {
1514 	case WM5100_CLK_SYSCLK:
1515 		reg = WM5100_CLOCKING_3;
1516 		rate_store = &wm5100->sysclk;
1517 		break;
1518 	case WM5100_CLK_ASYNCCLK:
1519 		reg = WM5100_CLOCKING_7;
1520 		rate_store = &wm5100->asyncclk;
1521 		break;
1522 	case WM5100_CLK_32KHZ:
1523 		/* The 32kHz clock is slightly different to the others */
1524 		switch (source) {
1525 		case WM5100_CLKSRC_MCLK1:
1526 		case WM5100_CLKSRC_MCLK2:
1527 		case WM5100_CLKSRC_SYSCLK:
1528 			snd_soc_component_update_bits(component, WM5100_CLOCKING_1,
1529 					    WM5100_CLK_32K_SRC_MASK,
1530 					    source);
1531 			break;
1532 		default:
1533 			return -EINVAL;
1534 		}
1535 		return 0;
1536 
1537 	case WM5100_CLK_AIF1:
1538 	case WM5100_CLK_AIF2:
1539 	case WM5100_CLK_AIF3:
1540 		/* Not real clocks, record which clock domain they're in */
1541 		switch (source) {
1542 		case WM5100_CLKSRC_SYSCLK:
1543 			wm5100->aif_async[clk_id - 1] = false;
1544 			break;
1545 		case WM5100_CLKSRC_ASYNCCLK:
1546 			wm5100->aif_async[clk_id - 1] = true;
1547 			break;
1548 		default:
1549 			dev_err(component->dev, "Invalid source %d\n", source);
1550 			return -EINVAL;
1551 		}
1552 		return 0;
1553 
1554 	case WM5100_CLK_OPCLK:
1555 		switch (freq) {
1556 		case 5644800:
1557 		case 6144000:
1558 			snd_soc_component_update_bits(component, WM5100_MISC_GPIO_1,
1559 					    WM5100_OPCLK_SEL_MASK, 0);
1560 			break;
1561 		case 11289600:
1562 		case 12288000:
1563 			snd_soc_component_update_bits(component, WM5100_MISC_GPIO_1,
1564 					    WM5100_OPCLK_SEL_MASK, 0);
1565 			break;
1566 		case 22579200:
1567 		case 24576000:
1568 			snd_soc_component_update_bits(component, WM5100_MISC_GPIO_1,
1569 					    WM5100_OPCLK_SEL_MASK, 0);
1570 			break;
1571 		default:
1572 			dev_err(component->dev, "Unsupported OPCLK %dHz\n",
1573 				freq);
1574 			return -EINVAL;
1575 		}
1576 		return 0;
1577 
1578 	default:
1579 		dev_err(component->dev, "Unknown clock %d\n", clk_id);
1580 		return -EINVAL;
1581 	}
1582 
1583 	switch (source) {
1584 	case WM5100_CLKSRC_SYSCLK:
1585 	case WM5100_CLKSRC_ASYNCCLK:
1586 		dev_err(component->dev, "Invalid source %d\n", source);
1587 		return -EINVAL;
1588 	}
1589 
1590 	switch (freq) {
1591 	case 5644800:
1592 	case 6144000:
1593 		fval = 0;
1594 		break;
1595 	case 11289600:
1596 	case 12288000:
1597 		fval = 1;
1598 		break;
1599 	case 22579200:
1600 	case 24576000:
1601 		fval = 2;
1602 		break;
1603 	default:
1604 		dev_err(component->dev, "Invalid clock rate: %d\n", freq);
1605 		return -EINVAL;
1606 	}
1607 
1608 	switch (freq) {
1609 	case 5644800:
1610 	case 11289600:
1611 	case 22579200:
1612 		audio_rate = 44100;
1613 		break;
1614 
1615 	case 6144000:
1616 	case 12288000:
1617 	case 24576000:
1618 		audio_rate = 48000;
1619 		break;
1620 
1621 	default:
1622 		BUG();
1623 		audio_rate = 0;
1624 		break;
1625 	}
1626 
1627 	/* TODO: Check if MCLKs are in use and enable/disable pulls to
1628 	 * match.
1629 	 */
1630 
1631 	snd_soc_component_update_bits(component, reg, WM5100_SYSCLK_FREQ_MASK |
1632 			    WM5100_SYSCLK_SRC_MASK,
1633 			    fval << WM5100_SYSCLK_FREQ_SHIFT | source);
1634 
1635 	/* If this is SYSCLK then configure the clock rate for the
1636 	 * internal audio functions to the natural sample rate for
1637 	 * this clock rate.
1638 	 */
1639 	if (clk_id == WM5100_CLK_SYSCLK) {
1640 		dev_dbg(component->dev, "Setting primary audio rate to %dHz",
1641 			audio_rate);
1642 		if (0 && *rate_store)
1643 			wm5100_free_sr(component, audio_rate);
1644 		ret = wm5100_alloc_sr(component, audio_rate);
1645 		if (ret != 0)
1646 			dev_warn(component->dev, "Primary audio slot is %d\n",
1647 				 ret);
1648 	}
1649 
1650 	*rate_store = freq;
1651 
1652 	return 0;
1653 }
1654 
1655 struct _fll_div {
1656 	u16 fll_fratio;
1657 	u16 fll_outdiv;
1658 	u16 fll_refclk_div;
1659 	u16 n;
1660 	u16 theta;
1661 	u16 lambda;
1662 };
1663 
1664 static struct {
1665 	unsigned int min;
1666 	unsigned int max;
1667 	u16 fll_fratio;
1668 	int ratio;
1669 } fll_fratios[] = {
1670 	{       0,    64000, 4, 16 },
1671 	{   64000,   128000, 3,  8 },
1672 	{  128000,   256000, 2,  4 },
1673 	{  256000,  1000000, 1,  2 },
1674 	{ 1000000, 13500000, 0,  1 },
1675 };
1676 
1677 static int fll_factors(struct _fll_div *fll_div, unsigned int Fref,
1678 		       unsigned int Fout)
1679 {
1680 	unsigned int target;
1681 	unsigned int div;
1682 	unsigned int fratio, gcd_fll;
1683 	int i;
1684 
1685 	/* Fref must be <=13.5MHz */
1686 	div = 1;
1687 	fll_div->fll_refclk_div = 0;
1688 	while ((Fref / div) > 13500000) {
1689 		div *= 2;
1690 		fll_div->fll_refclk_div++;
1691 
1692 		if (div > 8) {
1693 			pr_err("Can't scale %dMHz input down to <=13.5MHz\n",
1694 			       Fref);
1695 			return -EINVAL;
1696 		}
1697 	}
1698 
1699 	pr_debug("FLL Fref=%u Fout=%u\n", Fref, Fout);
1700 
1701 	/* Apply the division for our remaining calculations */
1702 	Fref /= div;
1703 
1704 	/* Fvco should be 90-100MHz; don't check the upper bound */
1705 	div = 2;
1706 	while (Fout * div < 90000000) {
1707 		div++;
1708 		if (div > 64) {
1709 			pr_err("Unable to find FLL_OUTDIV for Fout=%uHz\n",
1710 			       Fout);
1711 			return -EINVAL;
1712 		}
1713 	}
1714 	target = Fout * div;
1715 	fll_div->fll_outdiv = div - 1;
1716 
1717 	pr_debug("FLL Fvco=%dHz\n", target);
1718 
1719 	/* Find an appropraite FLL_FRATIO and factor it out of the target */
1720 	for (i = 0; i < ARRAY_SIZE(fll_fratios); i++) {
1721 		if (fll_fratios[i].min <= Fref && Fref <= fll_fratios[i].max) {
1722 			fll_div->fll_fratio = fll_fratios[i].fll_fratio;
1723 			fratio = fll_fratios[i].ratio;
1724 			break;
1725 		}
1726 	}
1727 	if (i == ARRAY_SIZE(fll_fratios)) {
1728 		pr_err("Unable to find FLL_FRATIO for Fref=%uHz\n", Fref);
1729 		return -EINVAL;
1730 	}
1731 
1732 	fll_div->n = target / (fratio * Fref);
1733 
1734 	if (target % Fref == 0) {
1735 		fll_div->theta = 0;
1736 		fll_div->lambda = 0;
1737 	} else {
1738 		gcd_fll = gcd(target, fratio * Fref);
1739 
1740 		fll_div->theta = (target - (fll_div->n * fratio * Fref))
1741 			/ gcd_fll;
1742 		fll_div->lambda = (fratio * Fref) / gcd_fll;
1743 	}
1744 
1745 	pr_debug("FLL N=%x THETA=%x LAMBDA=%x\n",
1746 		 fll_div->n, fll_div->theta, fll_div->lambda);
1747 	pr_debug("FLL_FRATIO=%x(%d) FLL_OUTDIV=%x FLL_REFCLK_DIV=%x\n",
1748 		 fll_div->fll_fratio, fratio, fll_div->fll_outdiv,
1749 		 fll_div->fll_refclk_div);
1750 
1751 	return 0;
1752 }
1753 
1754 static int wm5100_set_fll(struct snd_soc_component *component, int fll_id, int source,
1755 			  unsigned int Fref, unsigned int Fout)
1756 {
1757 	struct i2c_client *i2c = to_i2c_client(component->dev);
1758 	struct wm5100_priv *wm5100 = snd_soc_component_get_drvdata(component);
1759 	struct _fll_div factors;
1760 	struct wm5100_fll *fll;
1761 	int ret, base, lock, i, timeout;
1762 	unsigned long time_left;
1763 
1764 	switch (fll_id) {
1765 	case WM5100_FLL1:
1766 		fll = &wm5100->fll[0];
1767 		base = WM5100_FLL1_CONTROL_1 - 1;
1768 		lock = WM5100_FLL1_LOCK_STS;
1769 		break;
1770 	case WM5100_FLL2:
1771 		fll = &wm5100->fll[1];
1772 		base = WM5100_FLL2_CONTROL_2 - 1;
1773 		lock = WM5100_FLL2_LOCK_STS;
1774 		break;
1775 	default:
1776 		dev_err(component->dev, "Unknown FLL %d\n",fll_id);
1777 		return -EINVAL;
1778 	}
1779 
1780 	if (!Fout) {
1781 		dev_dbg(component->dev, "FLL%d disabled", fll_id);
1782 		if (fll->fout)
1783 			pm_runtime_put(component->dev);
1784 		fll->fout = 0;
1785 		snd_soc_component_update_bits(component, base + 1, WM5100_FLL1_ENA, 0);
1786 		return 0;
1787 	}
1788 
1789 	switch (source) {
1790 	case WM5100_FLL_SRC_MCLK1:
1791 	case WM5100_FLL_SRC_MCLK2:
1792 	case WM5100_FLL_SRC_FLL1:
1793 	case WM5100_FLL_SRC_FLL2:
1794 	case WM5100_FLL_SRC_AIF1BCLK:
1795 	case WM5100_FLL_SRC_AIF2BCLK:
1796 	case WM5100_FLL_SRC_AIF3BCLK:
1797 		break;
1798 	default:
1799 		dev_err(component->dev, "Invalid FLL source %d\n", source);
1800 		return -EINVAL;
1801 	}
1802 
1803 	ret = fll_factors(&factors, Fref, Fout);
1804 	if (ret < 0)
1805 		return ret;
1806 
1807 	/* Disable the FLL while we reconfigure */
1808 	snd_soc_component_update_bits(component, base + 1, WM5100_FLL1_ENA, 0);
1809 
1810 	snd_soc_component_update_bits(component, base + 2,
1811 			    WM5100_FLL1_OUTDIV_MASK | WM5100_FLL1_FRATIO_MASK,
1812 			    (factors.fll_outdiv << WM5100_FLL1_OUTDIV_SHIFT) |
1813 			    factors.fll_fratio);
1814 	snd_soc_component_update_bits(component, base + 3, WM5100_FLL1_THETA_MASK,
1815 			    factors.theta);
1816 	snd_soc_component_update_bits(component, base + 5, WM5100_FLL1_N_MASK, factors.n);
1817 	snd_soc_component_update_bits(component, base + 6,
1818 			    WM5100_FLL1_REFCLK_DIV_MASK |
1819 			    WM5100_FLL1_REFCLK_SRC_MASK,
1820 			    (factors.fll_refclk_div
1821 			     << WM5100_FLL1_REFCLK_DIV_SHIFT) | source);
1822 	snd_soc_component_update_bits(component, base + 7, WM5100_FLL1_LAMBDA_MASK,
1823 			    factors.lambda);
1824 
1825 	/* Clear any pending completions */
1826 	try_wait_for_completion(&fll->lock);
1827 
1828 	pm_runtime_get_sync(component->dev);
1829 
1830 	snd_soc_component_update_bits(component, base + 1, WM5100_FLL1_ENA, WM5100_FLL1_ENA);
1831 
1832 	if (i2c->irq)
1833 		timeout = 2;
1834 	else
1835 		timeout = 50;
1836 
1837 	snd_soc_component_update_bits(component, WM5100_CLOCKING_3, WM5100_SYSCLK_ENA,
1838 			    WM5100_SYSCLK_ENA);
1839 
1840 	/* Poll for the lock; will use interrupt when we can test */
1841 	for (i = 0; i < timeout; i++) {
1842 		if (i2c->irq) {
1843 			time_left = wait_for_completion_timeout(&fll->lock,
1844 							msecs_to_jiffies(25));
1845 			if (time_left > 0)
1846 				break;
1847 		} else {
1848 			msleep(1);
1849 		}
1850 
1851 		ret = snd_soc_component_read32(component,
1852 				   WM5100_INTERRUPT_RAW_STATUS_3);
1853 		if (ret < 0) {
1854 			dev_err(component->dev,
1855 				"Failed to read FLL status: %d\n",
1856 				ret);
1857 			continue;
1858 		}
1859 		if (ret & lock)
1860 			break;
1861 	}
1862 	if (i == timeout) {
1863 		dev_err(component->dev, "FLL%d lock timed out\n", fll_id);
1864 		pm_runtime_put(component->dev);
1865 		return -ETIMEDOUT;
1866 	}
1867 
1868 	fll->src = source;
1869 	fll->fref = Fref;
1870 	fll->fout = Fout;
1871 
1872 	dev_dbg(component->dev, "FLL%d running %dHz->%dHz\n", fll_id,
1873 		Fref, Fout);
1874 
1875 	return 0;
1876 }
1877 
1878 /* Actually go much higher */
1879 #define WM5100_RATES SNDRV_PCM_RATE_8000_192000
1880 
1881 #define WM5100_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\
1882 			SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE)
1883 
1884 static struct snd_soc_dai_driver wm5100_dai[] = {
1885 	{
1886 		.name = "wm5100-aif1",
1887 		.base = WM5100_AUDIO_IF_1_1 - 1,
1888 		.playback = {
1889 			.stream_name = "AIF1 Playback",
1890 			.channels_min = 2,
1891 			.channels_max = 2,
1892 			.rates = WM5100_RATES,
1893 			.formats = WM5100_FORMATS,
1894 		},
1895 		.capture = {
1896 			 .stream_name = "AIF1 Capture",
1897 			 .channels_min = 2,
1898 			 .channels_max = 2,
1899 			 .rates = WM5100_RATES,
1900 			 .formats = WM5100_FORMATS,
1901 		 },
1902 		.ops = &wm5100_dai_ops,
1903 	},
1904 	{
1905 		.name = "wm5100-aif2",
1906 		.id = 1,
1907 		.base = WM5100_AUDIO_IF_2_1 - 1,
1908 		.playback = {
1909 			.stream_name = "AIF2 Playback",
1910 			.channels_min = 2,
1911 			.channels_max = 2,
1912 			.rates = WM5100_RATES,
1913 			.formats = WM5100_FORMATS,
1914 		},
1915 		.capture = {
1916 			 .stream_name = "AIF2 Capture",
1917 			 .channels_min = 2,
1918 			 .channels_max = 2,
1919 			 .rates = WM5100_RATES,
1920 			 .formats = WM5100_FORMATS,
1921 		 },
1922 		.ops = &wm5100_dai_ops,
1923 	},
1924 	{
1925 		.name = "wm5100-aif3",
1926 		.id = 2,
1927 		.base = WM5100_AUDIO_IF_3_1 - 1,
1928 		.playback = {
1929 			.stream_name = "AIF3 Playback",
1930 			.channels_min = 2,
1931 			.channels_max = 2,
1932 			.rates = WM5100_RATES,
1933 			.formats = WM5100_FORMATS,
1934 		},
1935 		.capture = {
1936 			 .stream_name = "AIF3 Capture",
1937 			 .channels_min = 2,
1938 			 .channels_max = 2,
1939 			 .rates = WM5100_RATES,
1940 			 .formats = WM5100_FORMATS,
1941 		 },
1942 		.ops = &wm5100_dai_ops,
1943 	},
1944 };
1945 
1946 static int wm5100_dig_vu[] = {
1947 	WM5100_ADC_DIGITAL_VOLUME_1L,
1948 	WM5100_ADC_DIGITAL_VOLUME_1R,
1949 	WM5100_ADC_DIGITAL_VOLUME_2L,
1950 	WM5100_ADC_DIGITAL_VOLUME_2R,
1951 	WM5100_ADC_DIGITAL_VOLUME_3L,
1952 	WM5100_ADC_DIGITAL_VOLUME_3R,
1953 	WM5100_ADC_DIGITAL_VOLUME_4L,
1954 	WM5100_ADC_DIGITAL_VOLUME_4R,
1955 
1956 	WM5100_DAC_DIGITAL_VOLUME_1L,
1957 	WM5100_DAC_DIGITAL_VOLUME_1R,
1958 	WM5100_DAC_DIGITAL_VOLUME_2L,
1959 	WM5100_DAC_DIGITAL_VOLUME_2R,
1960 	WM5100_DAC_DIGITAL_VOLUME_3L,
1961 	WM5100_DAC_DIGITAL_VOLUME_3R,
1962 	WM5100_DAC_DIGITAL_VOLUME_4L,
1963 	WM5100_DAC_DIGITAL_VOLUME_4R,
1964 	WM5100_DAC_DIGITAL_VOLUME_5L,
1965 	WM5100_DAC_DIGITAL_VOLUME_5R,
1966 	WM5100_DAC_DIGITAL_VOLUME_6L,
1967 	WM5100_DAC_DIGITAL_VOLUME_6R,
1968 };
1969 
1970 static void wm5100_set_detect_mode(struct wm5100_priv *wm5100, int the_mode)
1971 {
1972 	struct wm5100_jack_mode *mode = &wm5100->pdata.jack_modes[the_mode];
1973 
1974 	if (WARN_ON(the_mode >= ARRAY_SIZE(wm5100->pdata.jack_modes)))
1975 		return;
1976 
1977 	gpio_set_value_cansleep(wm5100->pdata.hp_pol, mode->hp_pol);
1978 	regmap_update_bits(wm5100->regmap, WM5100_ACCESSORY_DETECT_MODE_1,
1979 			   WM5100_ACCDET_BIAS_SRC_MASK |
1980 			   WM5100_ACCDET_SRC,
1981 			   (mode->bias << WM5100_ACCDET_BIAS_SRC_SHIFT) |
1982 			   mode->micd_src << WM5100_ACCDET_SRC_SHIFT);
1983 	regmap_update_bits(wm5100->regmap, WM5100_MISC_CONTROL,
1984 			   WM5100_HPCOM_SRC,
1985 			   mode->micd_src << WM5100_HPCOM_SRC_SHIFT);
1986 
1987 	wm5100->jack_mode = the_mode;
1988 
1989 	dev_dbg(wm5100->dev, "Set microphone polarity to %d\n",
1990 		wm5100->jack_mode);
1991 }
1992 
1993 static void wm5100_report_headphone(struct wm5100_priv *wm5100)
1994 {
1995 	dev_dbg(wm5100->dev, "Headphone detected\n");
1996 	wm5100->jack_detecting = false;
1997 	snd_soc_jack_report(wm5100->jack, SND_JACK_HEADPHONE,
1998 			    SND_JACK_HEADPHONE);
1999 
2000 	/* Increase the detection rate a bit for responsiveness. */
2001 	regmap_update_bits(wm5100->regmap, WM5100_MIC_DETECT_1,
2002 			   WM5100_ACCDET_RATE_MASK,
2003 			   7 << WM5100_ACCDET_RATE_SHIFT);
2004 }
2005 
2006 static void wm5100_micd_irq(struct wm5100_priv *wm5100)
2007 {
2008 	unsigned int val;
2009 	int ret;
2010 
2011 	ret = regmap_read(wm5100->regmap, WM5100_MIC_DETECT_3, &val);
2012 	if (ret != 0) {
2013 		dev_err(wm5100->dev, "Failed to read microphone status: %d\n",
2014 			ret);
2015 		return;
2016 	}
2017 
2018 	dev_dbg(wm5100->dev, "Microphone event: %x\n", val);
2019 
2020 	if (!(val & WM5100_ACCDET_VALID)) {
2021 		dev_warn(wm5100->dev, "Microphone detection state invalid\n");
2022 		return;
2023 	}
2024 
2025 	/* No accessory, reset everything and report removal */
2026 	if (!(val & WM5100_ACCDET_STS)) {
2027 		dev_dbg(wm5100->dev, "Jack removal detected\n");
2028 		wm5100->jack_mic = false;
2029 		wm5100->jack_detecting = true;
2030 		wm5100->jack_flips = 0;
2031 		snd_soc_jack_report(wm5100->jack, 0,
2032 				    SND_JACK_LINEOUT | SND_JACK_HEADSET |
2033 				    SND_JACK_BTN_0);
2034 
2035 		regmap_update_bits(wm5100->regmap, WM5100_MIC_DETECT_1,
2036 				   WM5100_ACCDET_RATE_MASK,
2037 				   WM5100_ACCDET_RATE_MASK);
2038 		return;
2039 	}
2040 
2041 	/* If the measurement is very high we've got a microphone,
2042 	 * either we just detected one or if we already reported then
2043 	 * we've got a button release event.
2044 	 */
2045 	if (val & 0x400) {
2046 		if (wm5100->jack_detecting) {
2047 			dev_dbg(wm5100->dev, "Microphone detected\n");
2048 			wm5100->jack_mic = true;
2049 			wm5100->jack_detecting = false;
2050 			snd_soc_jack_report(wm5100->jack,
2051 					    SND_JACK_HEADSET,
2052 					    SND_JACK_HEADSET | SND_JACK_BTN_0);
2053 
2054 			/* Increase poll rate to give better responsiveness
2055 			 * for buttons */
2056 			regmap_update_bits(wm5100->regmap, WM5100_MIC_DETECT_1,
2057 					   WM5100_ACCDET_RATE_MASK,
2058 					   5 << WM5100_ACCDET_RATE_SHIFT);
2059 		} else {
2060 			dev_dbg(wm5100->dev, "Mic button up\n");
2061 			snd_soc_jack_report(wm5100->jack, 0, SND_JACK_BTN_0);
2062 		}
2063 
2064 		return;
2065 	}
2066 
2067 	/* If we detected a lower impedence during initial startup
2068 	 * then we probably have the wrong polarity, flip it.  Don't
2069 	 * do this for the lowest impedences to speed up detection of
2070 	 * plain headphones and give up if neither polarity looks
2071 	 * sensible.
2072 	 */
2073 	if (wm5100->jack_detecting && (val & 0x3f8)) {
2074 		wm5100->jack_flips++;
2075 
2076 		if (wm5100->jack_flips > 1)
2077 			wm5100_report_headphone(wm5100);
2078 		else
2079 			wm5100_set_detect_mode(wm5100, !wm5100->jack_mode);
2080 
2081 		return;
2082 	}
2083 
2084 	/* Don't distinguish between buttons, just report any low
2085 	 * impedence as BTN_0.
2086 	 */
2087 	if (val & 0x3fc) {
2088 		if (wm5100->jack_mic) {
2089 			dev_dbg(wm5100->dev, "Mic button detected\n");
2090 			snd_soc_jack_report(wm5100->jack, SND_JACK_BTN_0,
2091 					    SND_JACK_BTN_0);
2092 		} else if (wm5100->jack_detecting) {
2093 			wm5100_report_headphone(wm5100);
2094 		}
2095 	}
2096 }
2097 
2098 int wm5100_detect(struct snd_soc_component *component, struct snd_soc_jack *jack)
2099 {
2100 	struct wm5100_priv *wm5100 = snd_soc_component_get_drvdata(component);
2101 	struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component);
2102 
2103 	if (jack) {
2104 		wm5100->jack = jack;
2105 		wm5100->jack_detecting = true;
2106 		wm5100->jack_flips = 0;
2107 
2108 		wm5100_set_detect_mode(wm5100, 0);
2109 
2110 		/* Slowest detection rate, gives debounce for initial
2111 		 * detection */
2112 		snd_soc_component_update_bits(component, WM5100_MIC_DETECT_1,
2113 				    WM5100_ACCDET_BIAS_STARTTIME_MASK |
2114 				    WM5100_ACCDET_RATE_MASK,
2115 				    (7 << WM5100_ACCDET_BIAS_STARTTIME_SHIFT) |
2116 				    WM5100_ACCDET_RATE_MASK);
2117 
2118 		/* We need the charge pump to power MICBIAS */
2119 		snd_soc_dapm_mutex_lock(dapm);
2120 
2121 		snd_soc_dapm_force_enable_pin_unlocked(dapm, "CP2");
2122 		snd_soc_dapm_force_enable_pin_unlocked(dapm, "SYSCLK");
2123 
2124 		snd_soc_dapm_sync_unlocked(dapm);
2125 
2126 		snd_soc_dapm_mutex_unlock(dapm);
2127 
2128 		/* We start off just enabling microphone detection - even a
2129 		 * plain headphone will trigger detection.
2130 		 */
2131 		snd_soc_component_update_bits(component, WM5100_MIC_DETECT_1,
2132 				    WM5100_ACCDET_ENA, WM5100_ACCDET_ENA);
2133 
2134 		snd_soc_component_update_bits(component, WM5100_INTERRUPT_STATUS_3_MASK,
2135 				    WM5100_IM_ACCDET_EINT, 0);
2136 	} else {
2137 		snd_soc_component_update_bits(component, WM5100_INTERRUPT_STATUS_3_MASK,
2138 				    WM5100_IM_HPDET_EINT |
2139 				    WM5100_IM_ACCDET_EINT,
2140 				    WM5100_IM_HPDET_EINT |
2141 				    WM5100_IM_ACCDET_EINT);
2142 		snd_soc_component_update_bits(component, WM5100_MIC_DETECT_1,
2143 				    WM5100_ACCDET_ENA, 0);
2144 		wm5100->jack = NULL;
2145 	}
2146 
2147 	return 0;
2148 }
2149 EXPORT_SYMBOL_GPL(wm5100_detect);
2150 
2151 static irqreturn_t wm5100_irq(int irq, void *data)
2152 {
2153 	struct wm5100_priv *wm5100 = data;
2154 	irqreturn_t status = IRQ_NONE;
2155 	unsigned int irq_val, mask_val;
2156 	int ret;
2157 
2158 	ret = regmap_read(wm5100->regmap, WM5100_INTERRUPT_STATUS_3, &irq_val);
2159 	if (ret < 0) {
2160 		dev_err(wm5100->dev, "Failed to read IRQ status 3: %d\n",
2161 			ret);
2162 		irq_val = 0;
2163 	}
2164 
2165 	ret = regmap_read(wm5100->regmap, WM5100_INTERRUPT_STATUS_3_MASK,
2166 			  &mask_val);
2167 	if (ret < 0) {
2168 		dev_err(wm5100->dev, "Failed to read IRQ mask 3: %d\n",
2169 			ret);
2170 		mask_val = 0xffff;
2171 	}
2172 
2173 	irq_val &= ~mask_val;
2174 
2175 	regmap_write(wm5100->regmap, WM5100_INTERRUPT_STATUS_3, irq_val);
2176 
2177 	if (irq_val)
2178 		status = IRQ_HANDLED;
2179 
2180 	wm5100_log_status3(wm5100, irq_val);
2181 
2182 	if (irq_val & WM5100_FLL1_LOCK_EINT) {
2183 		dev_dbg(wm5100->dev, "FLL1 locked\n");
2184 		complete(&wm5100->fll[0].lock);
2185 	}
2186 	if (irq_val & WM5100_FLL2_LOCK_EINT) {
2187 		dev_dbg(wm5100->dev, "FLL2 locked\n");
2188 		complete(&wm5100->fll[1].lock);
2189 	}
2190 
2191 	if (irq_val & WM5100_ACCDET_EINT)
2192 		wm5100_micd_irq(wm5100);
2193 
2194 	ret = regmap_read(wm5100->regmap, WM5100_INTERRUPT_STATUS_4, &irq_val);
2195 	if (ret < 0) {
2196 		dev_err(wm5100->dev, "Failed to read IRQ status 4: %d\n",
2197 			ret);
2198 		irq_val = 0;
2199 	}
2200 
2201 	ret = regmap_read(wm5100->regmap, WM5100_INTERRUPT_STATUS_4_MASK,
2202 			  &mask_val);
2203 	if (ret < 0) {
2204 		dev_err(wm5100->dev, "Failed to read IRQ mask 4: %d\n",
2205 			ret);
2206 		mask_val = 0xffff;
2207 	}
2208 
2209 	irq_val &= ~mask_val;
2210 
2211 	if (irq_val)
2212 		status = IRQ_HANDLED;
2213 
2214 	regmap_write(wm5100->regmap, WM5100_INTERRUPT_STATUS_4, irq_val);
2215 
2216 	wm5100_log_status4(wm5100, irq_val);
2217 
2218 	return status;
2219 }
2220 
2221 static irqreturn_t wm5100_edge_irq(int irq, void *data)
2222 {
2223 	irqreturn_t ret = IRQ_NONE;
2224 	irqreturn_t val;
2225 
2226 	do {
2227 		val = wm5100_irq(irq, data);
2228 		if (val != IRQ_NONE)
2229 			ret = val;
2230 	} while (val != IRQ_NONE);
2231 
2232 	return ret;
2233 }
2234 
2235 #ifdef CONFIG_GPIOLIB
2236 static void wm5100_gpio_set(struct gpio_chip *chip, unsigned offset, int value)
2237 {
2238 	struct wm5100_priv *wm5100 = gpiochip_get_data(chip);
2239 
2240 	regmap_update_bits(wm5100->regmap, WM5100_GPIO_CTRL_1 + offset,
2241 			   WM5100_GP1_LVL, !!value << WM5100_GP1_LVL_SHIFT);
2242 }
2243 
2244 static int wm5100_gpio_direction_out(struct gpio_chip *chip,
2245 				     unsigned offset, int value)
2246 {
2247 	struct wm5100_priv *wm5100 = gpiochip_get_data(chip);
2248 	int val, ret;
2249 
2250 	val = (1 << WM5100_GP1_FN_SHIFT) | (!!value << WM5100_GP1_LVL_SHIFT);
2251 
2252 	ret = regmap_update_bits(wm5100->regmap, WM5100_GPIO_CTRL_1 + offset,
2253 				 WM5100_GP1_FN_MASK | WM5100_GP1_DIR |
2254 				 WM5100_GP1_LVL, val);
2255 	if (ret < 0)
2256 		return ret;
2257 	else
2258 		return 0;
2259 }
2260 
2261 static int wm5100_gpio_get(struct gpio_chip *chip, unsigned offset)
2262 {
2263 	struct wm5100_priv *wm5100 = gpiochip_get_data(chip);
2264 	unsigned int reg;
2265 	int ret;
2266 
2267 	ret = regmap_read(wm5100->regmap, WM5100_GPIO_CTRL_1 + offset, &reg);
2268 	if (ret < 0)
2269 		return ret;
2270 
2271 	return (reg & WM5100_GP1_LVL) != 0;
2272 }
2273 
2274 static int wm5100_gpio_direction_in(struct gpio_chip *chip, unsigned offset)
2275 {
2276 	struct wm5100_priv *wm5100 = gpiochip_get_data(chip);
2277 
2278 	return regmap_update_bits(wm5100->regmap, WM5100_GPIO_CTRL_1 + offset,
2279 				  WM5100_GP1_FN_MASK | WM5100_GP1_DIR,
2280 				  (1 << WM5100_GP1_FN_SHIFT) |
2281 				  (1 << WM5100_GP1_DIR_SHIFT));
2282 }
2283 
2284 static const struct gpio_chip wm5100_template_chip = {
2285 	.label			= "wm5100",
2286 	.owner			= THIS_MODULE,
2287 	.direction_output	= wm5100_gpio_direction_out,
2288 	.set			= wm5100_gpio_set,
2289 	.direction_input	= wm5100_gpio_direction_in,
2290 	.get			= wm5100_gpio_get,
2291 	.can_sleep		= 1,
2292 };
2293 
2294 static void wm5100_init_gpio(struct i2c_client *i2c)
2295 {
2296 	struct wm5100_priv *wm5100 = i2c_get_clientdata(i2c);
2297 	int ret;
2298 
2299 	wm5100->gpio_chip = wm5100_template_chip;
2300 	wm5100->gpio_chip.ngpio = 6;
2301 	wm5100->gpio_chip.parent = &i2c->dev;
2302 
2303 	if (wm5100->pdata.gpio_base)
2304 		wm5100->gpio_chip.base = wm5100->pdata.gpio_base;
2305 	else
2306 		wm5100->gpio_chip.base = -1;
2307 
2308 	ret = gpiochip_add_data(&wm5100->gpio_chip, wm5100);
2309 	if (ret != 0)
2310 		dev_err(&i2c->dev, "Failed to add GPIOs: %d\n", ret);
2311 }
2312 
2313 static void wm5100_free_gpio(struct i2c_client *i2c)
2314 {
2315 	struct wm5100_priv *wm5100 = i2c_get_clientdata(i2c);
2316 
2317 	gpiochip_remove(&wm5100->gpio_chip);
2318 }
2319 #else
2320 static void wm5100_init_gpio(struct i2c_client *i2c)
2321 {
2322 }
2323 
2324 static void wm5100_free_gpio(struct i2c_client *i2c)
2325 {
2326 }
2327 #endif
2328 
2329 static int wm5100_probe(struct snd_soc_component *component)
2330 {
2331 	struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component);
2332 	struct i2c_client *i2c = to_i2c_client(component->dev);
2333 	struct wm5100_priv *wm5100 = snd_soc_component_get_drvdata(component);
2334 	int ret, i;
2335 
2336 	wm5100->component = component;
2337 
2338 	for (i = 0; i < ARRAY_SIZE(wm5100_dig_vu); i++)
2339 		snd_soc_component_update_bits(component, wm5100_dig_vu[i], WM5100_OUT_VU,
2340 				    WM5100_OUT_VU);
2341 
2342 	/* Don't debounce interrupts to support use of SYSCLK only */
2343 	snd_soc_component_write(component, WM5100_IRQ_DEBOUNCE_1, 0);
2344 	snd_soc_component_write(component, WM5100_IRQ_DEBOUNCE_2, 0);
2345 
2346 	/* TODO: check if we're symmetric */
2347 
2348 	if (i2c->irq)
2349 		snd_soc_dapm_new_controls(dapm, wm5100_dapm_widgets_noirq,
2350 					  ARRAY_SIZE(wm5100_dapm_widgets_noirq));
2351 
2352 	if (wm5100->pdata.hp_pol) {
2353 		ret = gpio_request_one(wm5100->pdata.hp_pol,
2354 				       GPIOF_OUT_INIT_HIGH, "WM5100 HP_POL");
2355 		if (ret < 0) {
2356 			dev_err(&i2c->dev, "Failed to request HP_POL %d: %d\n",
2357 				wm5100->pdata.hp_pol, ret);
2358 			goto err_gpio;
2359 		}
2360 	}
2361 
2362 	return 0;
2363 
2364 err_gpio:
2365 
2366 	return ret;
2367 }
2368 
2369 static void wm5100_remove(struct snd_soc_component *component)
2370 {
2371 	struct wm5100_priv *wm5100 = snd_soc_component_get_drvdata(component);
2372 
2373 	if (wm5100->pdata.hp_pol) {
2374 		gpio_free(wm5100->pdata.hp_pol);
2375 	}
2376 }
2377 
2378 static const struct snd_soc_component_driver soc_component_dev_wm5100 = {
2379 	.probe			= wm5100_probe,
2380 	.remove			= wm5100_remove,
2381 	.set_sysclk		= wm5100_set_sysclk,
2382 	.set_pll		= wm5100_set_fll,
2383 	.seq_notifier		= wm5100_seq_notifier,
2384 	.controls		= wm5100_snd_controls,
2385 	.num_controls		= ARRAY_SIZE(wm5100_snd_controls),
2386 	.dapm_widgets		= wm5100_dapm_widgets,
2387 	.num_dapm_widgets	= ARRAY_SIZE(wm5100_dapm_widgets),
2388 	.dapm_routes		= wm5100_dapm_routes,
2389 	.num_dapm_routes	= ARRAY_SIZE(wm5100_dapm_routes),
2390 	.use_pmdown_time	= 1,
2391 	.endianness		= 1,
2392 	.non_legacy_dai_naming	= 1,
2393 };
2394 
2395 static const struct regmap_config wm5100_regmap = {
2396 	.reg_bits = 16,
2397 	.val_bits = 16,
2398 
2399 	.max_register = WM5100_MAX_REGISTER,
2400 	.reg_defaults = wm5100_reg_defaults,
2401 	.num_reg_defaults = ARRAY_SIZE(wm5100_reg_defaults),
2402 	.volatile_reg = wm5100_volatile_register,
2403 	.readable_reg = wm5100_readable_register,
2404 	.cache_type = REGCACHE_RBTREE,
2405 };
2406 
2407 static const unsigned int wm5100_mic_ctrl_reg[] = {
2408 	WM5100_IN1L_CONTROL,
2409 	WM5100_IN2L_CONTROL,
2410 	WM5100_IN3L_CONTROL,
2411 	WM5100_IN4L_CONTROL,
2412 };
2413 
2414 static int wm5100_i2c_probe(struct i2c_client *i2c,
2415 			    const struct i2c_device_id *id)
2416 {
2417 	struct wm5100_pdata *pdata = dev_get_platdata(&i2c->dev);
2418 	struct wm5100_priv *wm5100;
2419 	unsigned int reg;
2420 	int ret, i, irq_flags;
2421 
2422 	wm5100 = devm_kzalloc(&i2c->dev, sizeof(struct wm5100_priv),
2423 			      GFP_KERNEL);
2424 	if (wm5100 == NULL)
2425 		return -ENOMEM;
2426 
2427 	wm5100->dev = &i2c->dev;
2428 
2429 	wm5100->regmap = devm_regmap_init_i2c(i2c, &wm5100_regmap);
2430 	if (IS_ERR(wm5100->regmap)) {
2431 		ret = PTR_ERR(wm5100->regmap);
2432 		dev_err(&i2c->dev, "Failed to allocate register map: %d\n",
2433 			ret);
2434 		goto err;
2435 	}
2436 
2437 	for (i = 0; i < ARRAY_SIZE(wm5100->fll); i++)
2438 		init_completion(&wm5100->fll[i].lock);
2439 
2440 	if (pdata)
2441 		wm5100->pdata = *pdata;
2442 
2443 	i2c_set_clientdata(i2c, wm5100);
2444 
2445 	for (i = 0; i < ARRAY_SIZE(wm5100->core_supplies); i++)
2446 		wm5100->core_supplies[i].supply = wm5100_core_supply_names[i];
2447 
2448 	ret = devm_regulator_bulk_get(&i2c->dev,
2449 				      ARRAY_SIZE(wm5100->core_supplies),
2450 				      wm5100->core_supplies);
2451 	if (ret != 0) {
2452 		dev_err(&i2c->dev, "Failed to request core supplies: %d\n",
2453 			ret);
2454 		goto err;
2455 	}
2456 
2457 	ret = regulator_bulk_enable(ARRAY_SIZE(wm5100->core_supplies),
2458 				    wm5100->core_supplies);
2459 	if (ret != 0) {
2460 		dev_err(&i2c->dev, "Failed to enable core supplies: %d\n",
2461 			ret);
2462 		goto err;
2463 	}
2464 
2465 	if (wm5100->pdata.ldo_ena) {
2466 		ret = gpio_request_one(wm5100->pdata.ldo_ena,
2467 				       GPIOF_OUT_INIT_HIGH, "WM5100 LDOENA");
2468 		if (ret < 0) {
2469 			dev_err(&i2c->dev, "Failed to request LDOENA %d: %d\n",
2470 				wm5100->pdata.ldo_ena, ret);
2471 			goto err_enable;
2472 		}
2473 		msleep(2);
2474 	}
2475 
2476 	if (wm5100->pdata.reset) {
2477 		ret = gpio_request_one(wm5100->pdata.reset,
2478 				       GPIOF_OUT_INIT_HIGH, "WM5100 /RESET");
2479 		if (ret < 0) {
2480 			dev_err(&i2c->dev, "Failed to request /RESET %d: %d\n",
2481 				wm5100->pdata.reset, ret);
2482 			goto err_ldo;
2483 		}
2484 	}
2485 
2486 	ret = regmap_read(wm5100->regmap, WM5100_SOFTWARE_RESET, &reg);
2487 	if (ret < 0) {
2488 		dev_err(&i2c->dev, "Failed to read ID register: %d\n", ret);
2489 		goto err_reset;
2490 	}
2491 	switch (reg) {
2492 	case 0x8997:
2493 	case 0x5100:
2494 		break;
2495 
2496 	default:
2497 		dev_err(&i2c->dev, "Device is not a WM5100, ID is %x\n", reg);
2498 		ret = -EINVAL;
2499 		goto err_reset;
2500 	}
2501 
2502 	ret = regmap_read(wm5100->regmap, WM5100_DEVICE_REVISION, &reg);
2503 	if (ret < 0) {
2504 		dev_err(&i2c->dev, "Failed to read revision register\n");
2505 		goto err_reset;
2506 	}
2507 	wm5100->rev = reg & WM5100_DEVICE_REVISION_MASK;
2508 
2509 	dev_info(&i2c->dev, "revision %c\n", wm5100->rev + 'A');
2510 
2511 	ret = wm5100_reset(wm5100);
2512 	if (ret < 0) {
2513 		dev_err(&i2c->dev, "Failed to issue reset\n");
2514 		goto err_reset;
2515 	}
2516 
2517 	switch (wm5100->rev) {
2518 	case 0:
2519 		ret = regmap_register_patch(wm5100->regmap,
2520 					    wm5100_reva_patches,
2521 					    ARRAY_SIZE(wm5100_reva_patches));
2522 		if (ret != 0) {
2523 			dev_err(&i2c->dev, "Failed to register patches: %d\n",
2524 				ret);
2525 			goto err_reset;
2526 		}
2527 		break;
2528 	default:
2529 		break;
2530 	}
2531 
2532 
2533 	wm5100_init_gpio(i2c);
2534 
2535 	for (i = 0; i < ARRAY_SIZE(wm5100->pdata.gpio_defaults); i++) {
2536 		if (!wm5100->pdata.gpio_defaults[i])
2537 			continue;
2538 
2539 		regmap_write(wm5100->regmap, WM5100_GPIO_CTRL_1 + i,
2540 			     wm5100->pdata.gpio_defaults[i]);
2541 	}
2542 
2543 	for (i = 0; i < ARRAY_SIZE(wm5100->pdata.in_mode); i++) {
2544 		regmap_update_bits(wm5100->regmap, wm5100_mic_ctrl_reg[i],
2545 				   WM5100_IN1_MODE_MASK |
2546 				   WM5100_IN1_DMIC_SUP_MASK,
2547 				   (wm5100->pdata.in_mode[i] <<
2548 				    WM5100_IN1_MODE_SHIFT) |
2549 				   (wm5100->pdata.dmic_sup[i] <<
2550 				    WM5100_IN1_DMIC_SUP_SHIFT));
2551 	}
2552 
2553 	if (i2c->irq) {
2554 		if (wm5100->pdata.irq_flags)
2555 			irq_flags = wm5100->pdata.irq_flags;
2556 		else
2557 			irq_flags = IRQF_TRIGGER_LOW;
2558 
2559 		irq_flags |= IRQF_ONESHOT;
2560 
2561 		if (irq_flags & (IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING))
2562 			ret = request_threaded_irq(i2c->irq, NULL,
2563 						   wm5100_edge_irq, irq_flags,
2564 						   "wm5100", wm5100);
2565 		else
2566 			ret = request_threaded_irq(i2c->irq, NULL, wm5100_irq,
2567 						   irq_flags, "wm5100",
2568 						   wm5100);
2569 
2570 		if (ret != 0) {
2571 			dev_err(&i2c->dev, "Failed to request IRQ %d: %d\n",
2572 				i2c->irq, ret);
2573 		} else {
2574 			/* Enable default interrupts */
2575 			regmap_update_bits(wm5100->regmap,
2576 					   WM5100_INTERRUPT_STATUS_3_MASK,
2577 					   WM5100_IM_SPK_SHUTDOWN_WARN_EINT |
2578 					   WM5100_IM_SPK_SHUTDOWN_EINT |
2579 					   WM5100_IM_ASRC2_LOCK_EINT |
2580 					   WM5100_IM_ASRC1_LOCK_EINT |
2581 					   WM5100_IM_FLL2_LOCK_EINT |
2582 					   WM5100_IM_FLL1_LOCK_EINT |
2583 					   WM5100_CLKGEN_ERR_EINT |
2584 					   WM5100_CLKGEN_ERR_ASYNC_EINT, 0);
2585 
2586 			regmap_update_bits(wm5100->regmap,
2587 					   WM5100_INTERRUPT_STATUS_4_MASK,
2588 					   WM5100_AIF3_ERR_EINT |
2589 					   WM5100_AIF2_ERR_EINT |
2590 					   WM5100_AIF1_ERR_EINT |
2591 					   WM5100_CTRLIF_ERR_EINT |
2592 					   WM5100_ISRC2_UNDERCLOCKED_EINT |
2593 					   WM5100_ISRC1_UNDERCLOCKED_EINT |
2594 					   WM5100_FX_UNDERCLOCKED_EINT |
2595 					   WM5100_AIF3_UNDERCLOCKED_EINT |
2596 					   WM5100_AIF2_UNDERCLOCKED_EINT |
2597 					   WM5100_AIF1_UNDERCLOCKED_EINT |
2598 					   WM5100_ASRC_UNDERCLOCKED_EINT |
2599 					   WM5100_DAC_UNDERCLOCKED_EINT |
2600 					   WM5100_ADC_UNDERCLOCKED_EINT |
2601 					   WM5100_MIXER_UNDERCLOCKED_EINT, 0);
2602 		}
2603 	}
2604 
2605 	pm_runtime_set_active(&i2c->dev);
2606 	pm_runtime_enable(&i2c->dev);
2607 	pm_request_idle(&i2c->dev);
2608 
2609 	ret = devm_snd_soc_register_component(&i2c->dev,
2610 				     &soc_component_dev_wm5100, wm5100_dai,
2611 				     ARRAY_SIZE(wm5100_dai));
2612 	if (ret < 0) {
2613 		dev_err(&i2c->dev, "Failed to register WM5100: %d\n", ret);
2614 		goto err_reset;
2615 	}
2616 
2617 	return ret;
2618 
2619 err_reset:
2620 	pm_runtime_disable(&i2c->dev);
2621 	if (i2c->irq)
2622 		free_irq(i2c->irq, wm5100);
2623 	wm5100_free_gpio(i2c);
2624 	if (wm5100->pdata.reset) {
2625 		gpio_set_value_cansleep(wm5100->pdata.reset, 0);
2626 		gpio_free(wm5100->pdata.reset);
2627 	}
2628 err_ldo:
2629 	if (wm5100->pdata.ldo_ena) {
2630 		gpio_set_value_cansleep(wm5100->pdata.ldo_ena, 0);
2631 		gpio_free(wm5100->pdata.ldo_ena);
2632 	}
2633 err_enable:
2634 	regulator_bulk_disable(ARRAY_SIZE(wm5100->core_supplies),
2635 			       wm5100->core_supplies);
2636 err:
2637 	return ret;
2638 }
2639 
2640 static int wm5100_i2c_remove(struct i2c_client *i2c)
2641 {
2642 	struct wm5100_priv *wm5100 = i2c_get_clientdata(i2c);
2643 
2644 	pm_runtime_disable(&i2c->dev);
2645 	if (i2c->irq)
2646 		free_irq(i2c->irq, wm5100);
2647 	wm5100_free_gpio(i2c);
2648 	if (wm5100->pdata.reset) {
2649 		gpio_set_value_cansleep(wm5100->pdata.reset, 0);
2650 		gpio_free(wm5100->pdata.reset);
2651 	}
2652 	if (wm5100->pdata.ldo_ena) {
2653 		gpio_set_value_cansleep(wm5100->pdata.ldo_ena, 0);
2654 		gpio_free(wm5100->pdata.ldo_ena);
2655 	}
2656 
2657 	return 0;
2658 }
2659 
2660 #ifdef CONFIG_PM
2661 static int wm5100_runtime_suspend(struct device *dev)
2662 {
2663 	struct wm5100_priv *wm5100 = dev_get_drvdata(dev);
2664 
2665 	regcache_cache_only(wm5100->regmap, true);
2666 	regcache_mark_dirty(wm5100->regmap);
2667 	if (wm5100->pdata.ldo_ena)
2668 		gpio_set_value_cansleep(wm5100->pdata.ldo_ena, 0);
2669 	regulator_bulk_disable(ARRAY_SIZE(wm5100->core_supplies),
2670 			       wm5100->core_supplies);
2671 
2672 	return 0;
2673 }
2674 
2675 static int wm5100_runtime_resume(struct device *dev)
2676 {
2677 	struct wm5100_priv *wm5100 = dev_get_drvdata(dev);
2678 	int ret;
2679 
2680 	ret = regulator_bulk_enable(ARRAY_SIZE(wm5100->core_supplies),
2681 				    wm5100->core_supplies);
2682 	if (ret != 0) {
2683 		dev_err(dev, "Failed to enable supplies: %d\n",
2684 			ret);
2685 		return ret;
2686 	}
2687 
2688 	if (wm5100->pdata.ldo_ena) {
2689 		gpio_set_value_cansleep(wm5100->pdata.ldo_ena, 1);
2690 		msleep(2);
2691 	}
2692 
2693 	regcache_cache_only(wm5100->regmap, false);
2694 	regcache_sync(wm5100->regmap);
2695 
2696 	return 0;
2697 }
2698 #endif
2699 
2700 static const struct dev_pm_ops wm5100_pm = {
2701 	SET_RUNTIME_PM_OPS(wm5100_runtime_suspend, wm5100_runtime_resume,
2702 			   NULL)
2703 };
2704 
2705 static const struct i2c_device_id wm5100_i2c_id[] = {
2706 	{ "wm5100", 0 },
2707 	{ }
2708 };
2709 MODULE_DEVICE_TABLE(i2c, wm5100_i2c_id);
2710 
2711 static struct i2c_driver wm5100_i2c_driver = {
2712 	.driver = {
2713 		.name = "wm5100",
2714 		.pm = &wm5100_pm,
2715 	},
2716 	.probe =    wm5100_i2c_probe,
2717 	.remove =   wm5100_i2c_remove,
2718 	.id_table = wm5100_i2c_id,
2719 };
2720 
2721 module_i2c_driver(wm5100_i2c_driver);
2722 
2723 MODULE_DESCRIPTION("ASoC WM5100 driver");
2724 MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.com>");
2725 MODULE_LICENSE("GPL");
2726