xref: /openbmc/linux/sound/soc/codecs/wm_hubs.c (revision e3b9f1e8)
1 /*
2  * wm_hubs.c  --  WM8993/4 common code
3  *
4  * Copyright 2009-12 Wolfson Microelectronics plc
5  *
6  * Author: Mark Brown <broonie@opensource.wolfsonmicro.com>
7  *
8  *
9  * This program is free software; you can redistribute it and/or modify
10  * it under the terms of the GNU General Public License version 2 as
11  * published by the Free Software Foundation.
12  */
13 
14 #include <linux/module.h>
15 #include <linux/moduleparam.h>
16 #include <linux/init.h>
17 #include <linux/delay.h>
18 #include <linux/pm.h>
19 #include <linux/i2c.h>
20 #include <linux/mfd/wm8994/registers.h>
21 #include <sound/core.h>
22 #include <sound/pcm.h>
23 #include <sound/pcm_params.h>
24 #include <sound/soc.h>
25 #include <sound/initval.h>
26 #include <sound/tlv.h>
27 
28 #include "wm8993.h"
29 #include "wm_hubs.h"
30 
31 const DECLARE_TLV_DB_SCALE(wm_hubs_spkmix_tlv, -300, 300, 0);
32 EXPORT_SYMBOL_GPL(wm_hubs_spkmix_tlv);
33 
34 static const DECLARE_TLV_DB_SCALE(inpga_tlv, -1650, 150, 0);
35 static const DECLARE_TLV_DB_SCALE(inmix_sw_tlv, 0, 3000, 0);
36 static const DECLARE_TLV_DB_SCALE(inmix_tlv, -1500, 300, 1);
37 static const DECLARE_TLV_DB_SCALE(earpiece_tlv, -600, 600, 0);
38 static const DECLARE_TLV_DB_SCALE(outmix_tlv, -2100, 300, 0);
39 static const DECLARE_TLV_DB_SCALE(spkmixout_tlv, -1800, 600, 1);
40 static const DECLARE_TLV_DB_SCALE(outpga_tlv, -5700, 100, 0);
41 static const DECLARE_TLV_DB_RANGE(spkboost_tlv,
42 	0, 6, TLV_DB_SCALE_ITEM(0, 150, 0),
43 	7, 7, TLV_DB_SCALE_ITEM(1200, 0, 0)
44 );
45 static const DECLARE_TLV_DB_SCALE(line_tlv, -600, 600, 0);
46 
47 static const char *speaker_ref_text[] = {
48 	"SPKVDD/2",
49 	"VMID",
50 };
51 
52 static SOC_ENUM_SINGLE_DECL(speaker_ref,
53 			    WM8993_SPEAKER_MIXER, 8, speaker_ref_text);
54 
55 static const char *speaker_mode_text[] = {
56 	"Class D",
57 	"Class AB",
58 };
59 
60 static SOC_ENUM_SINGLE_DECL(speaker_mode,
61 			    WM8993_SPKMIXR_ATTENUATION, 8, speaker_mode_text);
62 
63 static void wait_for_dc_servo(struct snd_soc_codec *codec, unsigned int op)
64 {
65 	struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
66 	unsigned int reg;
67 	int count = 0;
68 	int timeout;
69 	unsigned int val;
70 
71 	val = op | WM8993_DCS_ENA_CHAN_0 | WM8993_DCS_ENA_CHAN_1;
72 
73 	/* Trigger the command */
74 	snd_soc_write(codec, WM8993_DC_SERVO_0, val);
75 
76 	dev_dbg(codec->dev, "Waiting for DC servo...\n");
77 
78 	if (hubs->dcs_done_irq)
79 		timeout = 4;
80 	else
81 		timeout = 400;
82 
83 	do {
84 		count++;
85 
86 		if (hubs->dcs_done_irq)
87 			wait_for_completion_timeout(&hubs->dcs_done,
88 						    msecs_to_jiffies(250));
89 		else
90 			msleep(1);
91 
92 		reg = snd_soc_read(codec, WM8993_DC_SERVO_0);
93 		dev_dbg(codec->dev, "DC servo: %x\n", reg);
94 	} while (reg & op && count < timeout);
95 
96 	if (reg & op)
97 		dev_err(codec->dev, "Timed out waiting for DC Servo %x\n",
98 			op);
99 }
100 
101 irqreturn_t wm_hubs_dcs_done(int irq, void *data)
102 {
103 	struct wm_hubs_data *hubs = data;
104 
105 	complete(&hubs->dcs_done);
106 
107 	return IRQ_HANDLED;
108 }
109 EXPORT_SYMBOL_GPL(wm_hubs_dcs_done);
110 
111 static bool wm_hubs_dac_hp_direct(struct snd_soc_codec *codec)
112 {
113 	int reg;
114 
115 	/* If we're going via the mixer we'll need to do additional checks */
116 	reg = snd_soc_read(codec, WM8993_OUTPUT_MIXER1);
117 	if (!(reg & WM8993_DACL_TO_HPOUT1L)) {
118 		if (reg & ~WM8993_DACL_TO_MIXOUTL) {
119 			dev_vdbg(codec->dev, "Analogue paths connected: %x\n",
120 				 reg & ~WM8993_DACL_TO_HPOUT1L);
121 			return false;
122 		} else {
123 			dev_vdbg(codec->dev, "HPL connected to mixer\n");
124 		}
125 	} else {
126 		dev_vdbg(codec->dev, "HPL connected to DAC\n");
127 	}
128 
129 	reg = snd_soc_read(codec, WM8993_OUTPUT_MIXER2);
130 	if (!(reg & WM8993_DACR_TO_HPOUT1R)) {
131 		if (reg & ~WM8993_DACR_TO_MIXOUTR) {
132 			dev_vdbg(codec->dev, "Analogue paths connected: %x\n",
133 				 reg & ~WM8993_DACR_TO_HPOUT1R);
134 			return false;
135 		} else {
136 			dev_vdbg(codec->dev, "HPR connected to mixer\n");
137 		}
138 	} else {
139 		dev_vdbg(codec->dev, "HPR connected to DAC\n");
140 	}
141 
142 	return true;
143 }
144 
145 struct wm_hubs_dcs_cache {
146 	struct list_head list;
147 	unsigned int left;
148 	unsigned int right;
149 	u16 dcs_cfg;
150 };
151 
152 static bool wm_hubs_dcs_cache_get(struct snd_soc_codec *codec,
153 				  struct wm_hubs_dcs_cache **entry)
154 {
155 	struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
156 	struct wm_hubs_dcs_cache *cache;
157 	unsigned int left, right;
158 
159 	left = snd_soc_read(codec, WM8993_LEFT_OUTPUT_VOLUME);
160 	left &= WM8993_HPOUT1L_VOL_MASK;
161 
162 	right = snd_soc_read(codec, WM8993_RIGHT_OUTPUT_VOLUME);
163 	right &= WM8993_HPOUT1R_VOL_MASK;
164 
165 	list_for_each_entry(cache, &hubs->dcs_cache, list) {
166 		if (cache->left != left || cache->right != right)
167 			continue;
168 
169 		*entry = cache;
170 		return true;
171 	}
172 
173 	return false;
174 }
175 
176 static void wm_hubs_dcs_cache_set(struct snd_soc_codec *codec, u16 dcs_cfg)
177 {
178 	struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
179 	struct wm_hubs_dcs_cache *cache;
180 
181 	if (hubs->no_cache_dac_hp_direct)
182 		return;
183 
184 	cache = devm_kzalloc(codec->dev, sizeof(*cache), GFP_KERNEL);
185 	if (!cache)
186 		return;
187 
188 	cache->left = snd_soc_read(codec, WM8993_LEFT_OUTPUT_VOLUME);
189 	cache->left &= WM8993_HPOUT1L_VOL_MASK;
190 
191 	cache->right = snd_soc_read(codec, WM8993_RIGHT_OUTPUT_VOLUME);
192 	cache->right &= WM8993_HPOUT1R_VOL_MASK;
193 
194 	cache->dcs_cfg = dcs_cfg;
195 
196 	list_add_tail(&cache->list, &hubs->dcs_cache);
197 }
198 
199 static int wm_hubs_read_dc_servo(struct snd_soc_codec *codec,
200 				  u16 *reg_l, u16 *reg_r)
201 {
202 	struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
203 	u16 dcs_reg, reg;
204 	int ret = 0;
205 
206 	switch (hubs->dcs_readback_mode) {
207 	case 2:
208 		dcs_reg = WM8994_DC_SERVO_4E;
209 		break;
210 	case 1:
211 		dcs_reg = WM8994_DC_SERVO_READBACK;
212 		break;
213 	default:
214 		dcs_reg = WM8993_DC_SERVO_3;
215 		break;
216 	}
217 
218 	/* Different chips in the family support different readback
219 	 * methods.
220 	 */
221 	switch (hubs->dcs_readback_mode) {
222 	case 0:
223 		*reg_l = snd_soc_read(codec, WM8993_DC_SERVO_READBACK_1)
224 			& WM8993_DCS_INTEG_CHAN_0_MASK;
225 		*reg_r = snd_soc_read(codec, WM8993_DC_SERVO_READBACK_2)
226 			& WM8993_DCS_INTEG_CHAN_1_MASK;
227 		break;
228 	case 2:
229 	case 1:
230 		reg = snd_soc_read(codec, dcs_reg);
231 		*reg_r = (reg & WM8993_DCS_DAC_WR_VAL_1_MASK)
232 			>> WM8993_DCS_DAC_WR_VAL_1_SHIFT;
233 		*reg_l = reg & WM8993_DCS_DAC_WR_VAL_0_MASK;
234 		break;
235 	default:
236 		WARN(1, "Unknown DCS readback method\n");
237 		ret = -1;
238 	}
239 	return ret;
240 }
241 
242 /*
243  * Startup calibration of the DC servo
244  */
245 static void enable_dc_servo(struct snd_soc_codec *codec)
246 {
247 	struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
248 	struct wm_hubs_dcs_cache *cache;
249 	s8 offset;
250 	u16 reg_l, reg_r, dcs_cfg, dcs_reg;
251 
252 	switch (hubs->dcs_readback_mode) {
253 	case 2:
254 		dcs_reg = WM8994_DC_SERVO_4E;
255 		break;
256 	default:
257 		dcs_reg = WM8993_DC_SERVO_3;
258 		break;
259 	}
260 
261 	/* If we're using a digital only path and have a previously
262 	 * callibrated DC servo offset stored then use that. */
263 	if (wm_hubs_dac_hp_direct(codec) &&
264 	    wm_hubs_dcs_cache_get(codec, &cache)) {
265 		dev_dbg(codec->dev, "Using cached DCS offset %x for %d,%d\n",
266 			cache->dcs_cfg, cache->left, cache->right);
267 		snd_soc_write(codec, dcs_reg, cache->dcs_cfg);
268 		wait_for_dc_servo(codec,
269 				  WM8993_DCS_TRIG_DAC_WR_0 |
270 				  WM8993_DCS_TRIG_DAC_WR_1);
271 		return;
272 	}
273 
274 	if (hubs->series_startup) {
275 		/* Set for 32 series updates */
276 		snd_soc_update_bits(codec, WM8993_DC_SERVO_1,
277 				    WM8993_DCS_SERIES_NO_01_MASK,
278 				    32 << WM8993_DCS_SERIES_NO_01_SHIFT);
279 		wait_for_dc_servo(codec,
280 				  WM8993_DCS_TRIG_SERIES_0 |
281 				  WM8993_DCS_TRIG_SERIES_1);
282 	} else {
283 		wait_for_dc_servo(codec,
284 				  WM8993_DCS_TRIG_STARTUP_0 |
285 				  WM8993_DCS_TRIG_STARTUP_1);
286 	}
287 
288 	if (wm_hubs_read_dc_servo(codec, &reg_l, &reg_r) < 0)
289 		return;
290 
291 	dev_dbg(codec->dev, "DCS input: %x %x\n", reg_l, reg_r);
292 
293 	/* Apply correction to DC servo result */
294 	if (hubs->dcs_codes_l || hubs->dcs_codes_r) {
295 		dev_dbg(codec->dev,
296 			"Applying %d/%d code DC servo correction\n",
297 			hubs->dcs_codes_l, hubs->dcs_codes_r);
298 
299 		/* HPOUT1R */
300 		offset = (s8)reg_r;
301 		dev_dbg(codec->dev, "DCS right %d->%d\n", offset,
302 			offset + hubs->dcs_codes_r);
303 		offset += hubs->dcs_codes_r;
304 		dcs_cfg = (u8)offset << WM8993_DCS_DAC_WR_VAL_1_SHIFT;
305 
306 		/* HPOUT1L */
307 		offset = (s8)reg_l;
308 		dev_dbg(codec->dev, "DCS left %d->%d\n", offset,
309 			offset + hubs->dcs_codes_l);
310 		offset += hubs->dcs_codes_l;
311 		dcs_cfg |= (u8)offset;
312 
313 		dev_dbg(codec->dev, "DCS result: %x\n", dcs_cfg);
314 
315 		/* Do it */
316 		snd_soc_write(codec, dcs_reg, dcs_cfg);
317 		wait_for_dc_servo(codec,
318 				  WM8993_DCS_TRIG_DAC_WR_0 |
319 				  WM8993_DCS_TRIG_DAC_WR_1);
320 	} else {
321 		dcs_cfg = reg_r << WM8993_DCS_DAC_WR_VAL_1_SHIFT;
322 		dcs_cfg |= reg_l;
323 	}
324 
325 	/* Save the callibrated offset if we're in class W mode and
326 	 * therefore don't have any analogue signal mixed in. */
327 	if (wm_hubs_dac_hp_direct(codec))
328 		wm_hubs_dcs_cache_set(codec, dcs_cfg);
329 }
330 
331 /*
332  * Update the DC servo calibration on gain changes
333  */
334 static int wm8993_put_dc_servo(struct snd_kcontrol *kcontrol,
335 			       struct snd_ctl_elem_value *ucontrol)
336 {
337 	struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
338 	struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
339 	int ret;
340 
341 	ret = snd_soc_put_volsw(kcontrol, ucontrol);
342 
343 	/* If we're applying an offset correction then updating the
344 	 * callibration would be likely to introduce further offsets. */
345 	if (hubs->dcs_codes_l || hubs->dcs_codes_r || hubs->no_series_update)
346 		return ret;
347 
348 	/* Only need to do this if the outputs are active */
349 	if (snd_soc_read(codec, WM8993_POWER_MANAGEMENT_1)
350 	    & (WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA))
351 		snd_soc_update_bits(codec,
352 				    WM8993_DC_SERVO_0,
353 				    WM8993_DCS_TRIG_SINGLE_0 |
354 				    WM8993_DCS_TRIG_SINGLE_1,
355 				    WM8993_DCS_TRIG_SINGLE_0 |
356 				    WM8993_DCS_TRIG_SINGLE_1);
357 
358 	return ret;
359 }
360 
361 static const struct snd_kcontrol_new analogue_snd_controls[] = {
362 SOC_SINGLE_TLV("IN1L Volume", WM8993_LEFT_LINE_INPUT_1_2_VOLUME, 0, 31, 0,
363 	       inpga_tlv),
364 SOC_SINGLE("IN1L Switch", WM8993_LEFT_LINE_INPUT_1_2_VOLUME, 7, 1, 1),
365 SOC_SINGLE("IN1L ZC Switch", WM8993_LEFT_LINE_INPUT_1_2_VOLUME, 6, 1, 0),
366 
367 SOC_SINGLE_TLV("IN1R Volume", WM8993_RIGHT_LINE_INPUT_1_2_VOLUME, 0, 31, 0,
368 	       inpga_tlv),
369 SOC_SINGLE("IN1R Switch", WM8993_RIGHT_LINE_INPUT_1_2_VOLUME, 7, 1, 1),
370 SOC_SINGLE("IN1R ZC Switch", WM8993_RIGHT_LINE_INPUT_1_2_VOLUME, 6, 1, 0),
371 
372 
373 SOC_SINGLE_TLV("IN2L Volume", WM8993_LEFT_LINE_INPUT_3_4_VOLUME, 0, 31, 0,
374 	       inpga_tlv),
375 SOC_SINGLE("IN2L Switch", WM8993_LEFT_LINE_INPUT_3_4_VOLUME, 7, 1, 1),
376 SOC_SINGLE("IN2L ZC Switch", WM8993_LEFT_LINE_INPUT_3_4_VOLUME, 6, 1, 0),
377 
378 SOC_SINGLE_TLV("IN2R Volume", WM8993_RIGHT_LINE_INPUT_3_4_VOLUME, 0, 31, 0,
379 	       inpga_tlv),
380 SOC_SINGLE("IN2R Switch", WM8993_RIGHT_LINE_INPUT_3_4_VOLUME, 7, 1, 1),
381 SOC_SINGLE("IN2R ZC Switch", WM8993_RIGHT_LINE_INPUT_3_4_VOLUME, 6, 1, 0),
382 
383 SOC_SINGLE_TLV("MIXINL IN2L Volume", WM8993_INPUT_MIXER3, 7, 1, 0,
384 	       inmix_sw_tlv),
385 SOC_SINGLE_TLV("MIXINL IN1L Volume", WM8993_INPUT_MIXER3, 4, 1, 0,
386 	       inmix_sw_tlv),
387 SOC_SINGLE_TLV("MIXINL Output Record Volume", WM8993_INPUT_MIXER3, 0, 7, 0,
388 	       inmix_tlv),
389 SOC_SINGLE_TLV("MIXINL IN1LP Volume", WM8993_INPUT_MIXER5, 6, 7, 0, inmix_tlv),
390 SOC_SINGLE_TLV("MIXINL Direct Voice Volume", WM8993_INPUT_MIXER5, 0, 6, 0,
391 	       inmix_tlv),
392 
393 SOC_SINGLE_TLV("MIXINR IN2R Volume", WM8993_INPUT_MIXER4, 7, 1, 0,
394 	       inmix_sw_tlv),
395 SOC_SINGLE_TLV("MIXINR IN1R Volume", WM8993_INPUT_MIXER4, 4, 1, 0,
396 	       inmix_sw_tlv),
397 SOC_SINGLE_TLV("MIXINR Output Record Volume", WM8993_INPUT_MIXER4, 0, 7, 0,
398 	       inmix_tlv),
399 SOC_SINGLE_TLV("MIXINR IN1RP Volume", WM8993_INPUT_MIXER6, 6, 7, 0, inmix_tlv),
400 SOC_SINGLE_TLV("MIXINR Direct Voice Volume", WM8993_INPUT_MIXER6, 0, 6, 0,
401 	       inmix_tlv),
402 
403 SOC_SINGLE_TLV("Left Output Mixer IN2RN Volume", WM8993_OUTPUT_MIXER5, 6, 7, 1,
404 	       outmix_tlv),
405 SOC_SINGLE_TLV("Left Output Mixer IN2LN Volume", WM8993_OUTPUT_MIXER3, 6, 7, 1,
406 	       outmix_tlv),
407 SOC_SINGLE_TLV("Left Output Mixer IN2LP Volume", WM8993_OUTPUT_MIXER3, 9, 7, 1,
408 	       outmix_tlv),
409 SOC_SINGLE_TLV("Left Output Mixer IN1L Volume", WM8993_OUTPUT_MIXER3, 0, 7, 1,
410 	       outmix_tlv),
411 SOC_SINGLE_TLV("Left Output Mixer IN1R Volume", WM8993_OUTPUT_MIXER3, 3, 7, 1,
412 	       outmix_tlv),
413 SOC_SINGLE_TLV("Left Output Mixer Right Input Volume",
414 	       WM8993_OUTPUT_MIXER5, 3, 7, 1, outmix_tlv),
415 SOC_SINGLE_TLV("Left Output Mixer Left Input Volume",
416 	       WM8993_OUTPUT_MIXER5, 0, 7, 1, outmix_tlv),
417 SOC_SINGLE_TLV("Left Output Mixer DAC Volume", WM8993_OUTPUT_MIXER5, 9, 7, 1,
418 	       outmix_tlv),
419 
420 SOC_SINGLE_TLV("Right Output Mixer IN2LN Volume",
421 	       WM8993_OUTPUT_MIXER6, 6, 7, 1, outmix_tlv),
422 SOC_SINGLE_TLV("Right Output Mixer IN2RN Volume",
423 	       WM8993_OUTPUT_MIXER4, 6, 7, 1, outmix_tlv),
424 SOC_SINGLE_TLV("Right Output Mixer IN1L Volume",
425 	       WM8993_OUTPUT_MIXER4, 3, 7, 1, outmix_tlv),
426 SOC_SINGLE_TLV("Right Output Mixer IN1R Volume",
427 	       WM8993_OUTPUT_MIXER4, 0, 7, 1, outmix_tlv),
428 SOC_SINGLE_TLV("Right Output Mixer IN2RP Volume",
429 	       WM8993_OUTPUT_MIXER4, 9, 7, 1, outmix_tlv),
430 SOC_SINGLE_TLV("Right Output Mixer Left Input Volume",
431 	       WM8993_OUTPUT_MIXER6, 3, 7, 1, outmix_tlv),
432 SOC_SINGLE_TLV("Right Output Mixer Right Input Volume",
433 	       WM8993_OUTPUT_MIXER6, 6, 7, 1, outmix_tlv),
434 SOC_SINGLE_TLV("Right Output Mixer DAC Volume",
435 	       WM8993_OUTPUT_MIXER6, 9, 7, 1, outmix_tlv),
436 
437 SOC_DOUBLE_R_TLV("Output Volume", WM8993_LEFT_OPGA_VOLUME,
438 		 WM8993_RIGHT_OPGA_VOLUME, 0, 63, 0, outpga_tlv),
439 SOC_DOUBLE_R("Output Switch", WM8993_LEFT_OPGA_VOLUME,
440 	     WM8993_RIGHT_OPGA_VOLUME, 6, 1, 0),
441 SOC_DOUBLE_R("Output ZC Switch", WM8993_LEFT_OPGA_VOLUME,
442 	     WM8993_RIGHT_OPGA_VOLUME, 7, 1, 0),
443 
444 SOC_SINGLE("Earpiece Switch", WM8993_HPOUT2_VOLUME, 5, 1, 1),
445 SOC_SINGLE_TLV("Earpiece Volume", WM8993_HPOUT2_VOLUME, 4, 1, 1, earpiece_tlv),
446 
447 SOC_SINGLE_TLV("SPKL Input Volume", WM8993_SPKMIXL_ATTENUATION,
448 	       5, 1, 1, wm_hubs_spkmix_tlv),
449 SOC_SINGLE_TLV("SPKL IN1LP Volume", WM8993_SPKMIXL_ATTENUATION,
450 	       4, 1, 1, wm_hubs_spkmix_tlv),
451 SOC_SINGLE_TLV("SPKL Output Volume", WM8993_SPKMIXL_ATTENUATION,
452 	       3, 1, 1, wm_hubs_spkmix_tlv),
453 
454 SOC_SINGLE_TLV("SPKR Input Volume", WM8993_SPKMIXR_ATTENUATION,
455 	       5, 1, 1, wm_hubs_spkmix_tlv),
456 SOC_SINGLE_TLV("SPKR IN1RP Volume", WM8993_SPKMIXR_ATTENUATION,
457 	       4, 1, 1, wm_hubs_spkmix_tlv),
458 SOC_SINGLE_TLV("SPKR Output Volume", WM8993_SPKMIXR_ATTENUATION,
459 	       3, 1, 1, wm_hubs_spkmix_tlv),
460 
461 SOC_DOUBLE_R_TLV("Speaker Mixer Volume",
462 		 WM8993_SPKMIXL_ATTENUATION, WM8993_SPKMIXR_ATTENUATION,
463 		 0, 3, 1, spkmixout_tlv),
464 SOC_DOUBLE_R_TLV("Speaker Volume",
465 		 WM8993_SPEAKER_VOLUME_LEFT, WM8993_SPEAKER_VOLUME_RIGHT,
466 		 0, 63, 0, outpga_tlv),
467 SOC_DOUBLE_R("Speaker Switch",
468 	     WM8993_SPEAKER_VOLUME_LEFT, WM8993_SPEAKER_VOLUME_RIGHT,
469 	     6, 1, 0),
470 SOC_DOUBLE_R("Speaker ZC Switch",
471 	     WM8993_SPEAKER_VOLUME_LEFT, WM8993_SPEAKER_VOLUME_RIGHT,
472 	     7, 1, 0),
473 SOC_DOUBLE_TLV("Speaker Boost Volume", WM8993_SPKOUT_BOOST, 3, 0, 7, 0,
474 	       spkboost_tlv),
475 SOC_ENUM("Speaker Reference", speaker_ref),
476 SOC_ENUM("Speaker Mode", speaker_mode),
477 
478 SOC_DOUBLE_R_EXT_TLV("Headphone Volume",
479 		     WM8993_LEFT_OUTPUT_VOLUME, WM8993_RIGHT_OUTPUT_VOLUME,
480 		     0, 63, 0, snd_soc_get_volsw, wm8993_put_dc_servo,
481 		     outpga_tlv),
482 
483 SOC_DOUBLE_R("Headphone Switch", WM8993_LEFT_OUTPUT_VOLUME,
484 	     WM8993_RIGHT_OUTPUT_VOLUME, 6, 1, 0),
485 SOC_DOUBLE_R("Headphone ZC Switch", WM8993_LEFT_OUTPUT_VOLUME,
486 	     WM8993_RIGHT_OUTPUT_VOLUME, 7, 1, 0),
487 
488 SOC_SINGLE("LINEOUT1N Switch", WM8993_LINE_OUTPUTS_VOLUME, 6, 1, 1),
489 SOC_SINGLE("LINEOUT1P Switch", WM8993_LINE_OUTPUTS_VOLUME, 5, 1, 1),
490 SOC_SINGLE_TLV("LINEOUT1 Volume", WM8993_LINE_OUTPUTS_VOLUME, 4, 1, 1,
491 	       line_tlv),
492 
493 SOC_SINGLE("LINEOUT2N Switch", WM8993_LINE_OUTPUTS_VOLUME, 2, 1, 1),
494 SOC_SINGLE("LINEOUT2P Switch", WM8993_LINE_OUTPUTS_VOLUME, 1, 1, 1),
495 SOC_SINGLE_TLV("LINEOUT2 Volume", WM8993_LINE_OUTPUTS_VOLUME, 0, 1, 1,
496 	       line_tlv),
497 };
498 
499 static int hp_supply_event(struct snd_soc_dapm_widget *w,
500 			   struct snd_kcontrol *kcontrol, int event)
501 {
502 	struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
503 	struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
504 
505 	switch (event) {
506 	case SND_SOC_DAPM_PRE_PMU:
507 		switch (hubs->hp_startup_mode) {
508 		case 0:
509 			break;
510 		case 1:
511 			/* Enable the headphone amp */
512 			snd_soc_update_bits(codec, WM8993_POWER_MANAGEMENT_1,
513 					    WM8993_HPOUT1L_ENA |
514 					    WM8993_HPOUT1R_ENA,
515 					    WM8993_HPOUT1L_ENA |
516 					    WM8993_HPOUT1R_ENA);
517 
518 			/* Enable the second stage */
519 			snd_soc_update_bits(codec, WM8993_ANALOGUE_HP_0,
520 					    WM8993_HPOUT1L_DLY |
521 					    WM8993_HPOUT1R_DLY,
522 					    WM8993_HPOUT1L_DLY |
523 					    WM8993_HPOUT1R_DLY);
524 			break;
525 		default:
526 			dev_err(codec->dev, "Unknown HP startup mode %d\n",
527 				hubs->hp_startup_mode);
528 			break;
529 		}
530 		break;
531 
532 	case SND_SOC_DAPM_PRE_PMD:
533 		snd_soc_update_bits(codec, WM8993_CHARGE_PUMP_1,
534 				    WM8993_CP_ENA, 0);
535 		break;
536 	}
537 
538 	return 0;
539 }
540 
541 static int hp_event(struct snd_soc_dapm_widget *w,
542 		    struct snd_kcontrol *kcontrol, int event)
543 {
544 	struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
545 	unsigned int reg = snd_soc_read(codec, WM8993_ANALOGUE_HP_0);
546 
547 	switch (event) {
548 	case SND_SOC_DAPM_POST_PMU:
549 		snd_soc_update_bits(codec, WM8993_CHARGE_PUMP_1,
550 				    WM8993_CP_ENA, WM8993_CP_ENA);
551 
552 		msleep(5);
553 
554 		snd_soc_update_bits(codec, WM8993_POWER_MANAGEMENT_1,
555 				    WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA,
556 				    WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA);
557 
558 		reg |= WM8993_HPOUT1L_DLY | WM8993_HPOUT1R_DLY;
559 		snd_soc_write(codec, WM8993_ANALOGUE_HP_0, reg);
560 
561 		snd_soc_update_bits(codec, WM8993_DC_SERVO_1,
562 				    WM8993_DCS_TIMER_PERIOD_01_MASK, 0);
563 
564 		enable_dc_servo(codec);
565 
566 		reg |= WM8993_HPOUT1R_OUTP | WM8993_HPOUT1R_RMV_SHORT |
567 			WM8993_HPOUT1L_OUTP | WM8993_HPOUT1L_RMV_SHORT;
568 		snd_soc_write(codec, WM8993_ANALOGUE_HP_0, reg);
569 		break;
570 
571 	case SND_SOC_DAPM_PRE_PMD:
572 		snd_soc_update_bits(codec, WM8993_ANALOGUE_HP_0,
573 				    WM8993_HPOUT1L_OUTP |
574 				    WM8993_HPOUT1R_OUTP |
575 				    WM8993_HPOUT1L_RMV_SHORT |
576 				    WM8993_HPOUT1R_RMV_SHORT, 0);
577 
578 		snd_soc_update_bits(codec, WM8993_ANALOGUE_HP_0,
579 				    WM8993_HPOUT1L_DLY |
580 				    WM8993_HPOUT1R_DLY, 0);
581 
582 		snd_soc_write(codec, WM8993_DC_SERVO_0, 0);
583 
584 		snd_soc_update_bits(codec, WM8993_POWER_MANAGEMENT_1,
585 				    WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA,
586 				    0);
587 		break;
588 	}
589 
590 	return 0;
591 }
592 
593 static int earpiece_event(struct snd_soc_dapm_widget *w,
594 			  struct snd_kcontrol *control, int event)
595 {
596 	struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
597 	u16 reg = snd_soc_read(codec, WM8993_ANTIPOP1) & ~WM8993_HPOUT2_IN_ENA;
598 
599 	switch (event) {
600 	case SND_SOC_DAPM_PRE_PMU:
601 		reg |= WM8993_HPOUT2_IN_ENA;
602 		snd_soc_write(codec, WM8993_ANTIPOP1, reg);
603 		udelay(50);
604 		break;
605 
606 	case SND_SOC_DAPM_POST_PMD:
607 		snd_soc_write(codec, WM8993_ANTIPOP1, reg);
608 		break;
609 
610 	default:
611 		WARN(1, "Invalid event %d\n", event);
612 		break;
613 	}
614 
615 	return 0;
616 }
617 
618 static int lineout_event(struct snd_soc_dapm_widget *w,
619 			 struct snd_kcontrol *control, int event)
620 {
621 	struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
622 	struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
623 	bool *flag;
624 
625 	switch (w->shift) {
626 	case WM8993_LINEOUT1N_ENA_SHIFT:
627 		flag = &hubs->lineout1n_ena;
628 		break;
629 	case WM8993_LINEOUT1P_ENA_SHIFT:
630 		flag = &hubs->lineout1p_ena;
631 		break;
632 	case WM8993_LINEOUT2N_ENA_SHIFT:
633 		flag = &hubs->lineout2n_ena;
634 		break;
635 	case WM8993_LINEOUT2P_ENA_SHIFT:
636 		flag = &hubs->lineout2p_ena;
637 		break;
638 	default:
639 		WARN(1, "Unknown line output");
640 		return -EINVAL;
641 	}
642 
643 	*flag = SND_SOC_DAPM_EVENT_ON(event);
644 
645 	return 0;
646 }
647 
648 static int micbias_event(struct snd_soc_dapm_widget *w,
649 			 struct snd_kcontrol *kcontrol, int event)
650 {
651 	struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
652 	struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
653 
654 	switch (w->shift) {
655 	case WM8993_MICB1_ENA_SHIFT:
656 		if (hubs->micb1_delay)
657 			msleep(hubs->micb1_delay);
658 		break;
659 	case WM8993_MICB2_ENA_SHIFT:
660 		if (hubs->micb2_delay)
661 			msleep(hubs->micb2_delay);
662 		break;
663 	default:
664 		return -EINVAL;
665 	}
666 
667 	return 0;
668 }
669 
670 void wm_hubs_update_class_w(struct snd_soc_codec *codec)
671 {
672 	struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
673 	int enable = WM8993_CP_DYN_V | WM8993_CP_DYN_FREQ;
674 
675 	if (!wm_hubs_dac_hp_direct(codec))
676 		enable = false;
677 
678 	if (hubs->check_class_w_digital && !hubs->check_class_w_digital(codec))
679 		enable = false;
680 
681 	dev_vdbg(codec->dev, "Class W %s\n", enable ? "enabled" : "disabled");
682 
683 	snd_soc_update_bits(codec, WM8993_CLASS_W_0,
684 			    WM8993_CP_DYN_V | WM8993_CP_DYN_FREQ, enable);
685 
686 	snd_soc_write(codec, WM8993_LEFT_OUTPUT_VOLUME,
687 		      snd_soc_read(codec, WM8993_LEFT_OUTPUT_VOLUME));
688 	snd_soc_write(codec, WM8993_RIGHT_OUTPUT_VOLUME,
689 		      snd_soc_read(codec, WM8993_RIGHT_OUTPUT_VOLUME));
690 }
691 EXPORT_SYMBOL_GPL(wm_hubs_update_class_w);
692 
693 #define WM_HUBS_SINGLE_W(xname, reg, shift, max, invert) \
694 	SOC_SINGLE_EXT(xname, reg, shift, max, invert, \
695 		snd_soc_dapm_get_volsw, class_w_put_volsw)
696 
697 static int class_w_put_volsw(struct snd_kcontrol *kcontrol,
698 			      struct snd_ctl_elem_value *ucontrol)
699 {
700 	struct snd_soc_codec *codec = snd_soc_dapm_kcontrol_codec(kcontrol);
701 	int ret;
702 
703 	ret = snd_soc_dapm_put_volsw(kcontrol, ucontrol);
704 
705 	wm_hubs_update_class_w(codec);
706 
707 	return ret;
708 }
709 
710 #define WM_HUBS_ENUM_W(xname, xenum) \
711 {	.iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
712 	.info = snd_soc_info_enum_double, \
713 	.get = snd_soc_dapm_get_enum_double, \
714 	.put = class_w_put_double, \
715 	.private_value = (unsigned long)&xenum }
716 
717 static int class_w_put_double(struct snd_kcontrol *kcontrol,
718 			      struct snd_ctl_elem_value *ucontrol)
719 {
720 	struct snd_soc_codec *codec = snd_soc_dapm_kcontrol_codec(kcontrol);
721 	int ret;
722 
723 	ret = snd_soc_dapm_put_enum_double(kcontrol, ucontrol);
724 
725 	wm_hubs_update_class_w(codec);
726 
727 	return ret;
728 }
729 
730 static const char *hp_mux_text[] = {
731 	"Mixer",
732 	"DAC",
733 };
734 
735 static SOC_ENUM_SINGLE_DECL(hpl_enum,
736 			    WM8993_OUTPUT_MIXER1, 8, hp_mux_text);
737 
738 const struct snd_kcontrol_new wm_hubs_hpl_mux =
739 	WM_HUBS_ENUM_W("Left Headphone Mux", hpl_enum);
740 EXPORT_SYMBOL_GPL(wm_hubs_hpl_mux);
741 
742 static SOC_ENUM_SINGLE_DECL(hpr_enum,
743 			    WM8993_OUTPUT_MIXER2, 8, hp_mux_text);
744 
745 const struct snd_kcontrol_new wm_hubs_hpr_mux =
746 	WM_HUBS_ENUM_W("Right Headphone Mux", hpr_enum);
747 EXPORT_SYMBOL_GPL(wm_hubs_hpr_mux);
748 
749 static const struct snd_kcontrol_new in1l_pga[] = {
750 SOC_DAPM_SINGLE("IN1LP Switch", WM8993_INPUT_MIXER2, 5, 1, 0),
751 SOC_DAPM_SINGLE("IN1LN Switch", WM8993_INPUT_MIXER2, 4, 1, 0),
752 };
753 
754 static const struct snd_kcontrol_new in1r_pga[] = {
755 SOC_DAPM_SINGLE("IN1RP Switch", WM8993_INPUT_MIXER2, 1, 1, 0),
756 SOC_DAPM_SINGLE("IN1RN Switch", WM8993_INPUT_MIXER2, 0, 1, 0),
757 };
758 
759 static const struct snd_kcontrol_new in2l_pga[] = {
760 SOC_DAPM_SINGLE("IN2LP Switch", WM8993_INPUT_MIXER2, 7, 1, 0),
761 SOC_DAPM_SINGLE("IN2LN Switch", WM8993_INPUT_MIXER2, 6, 1, 0),
762 };
763 
764 static const struct snd_kcontrol_new in2r_pga[] = {
765 SOC_DAPM_SINGLE("IN2RP Switch", WM8993_INPUT_MIXER2, 3, 1, 0),
766 SOC_DAPM_SINGLE("IN2RN Switch", WM8993_INPUT_MIXER2, 2, 1, 0),
767 };
768 
769 static const struct snd_kcontrol_new mixinl[] = {
770 SOC_DAPM_SINGLE("IN2L Switch", WM8993_INPUT_MIXER3, 8, 1, 0),
771 SOC_DAPM_SINGLE("IN1L Switch", WM8993_INPUT_MIXER3, 5, 1, 0),
772 };
773 
774 static const struct snd_kcontrol_new mixinr[] = {
775 SOC_DAPM_SINGLE("IN2R Switch", WM8993_INPUT_MIXER4, 8, 1, 0),
776 SOC_DAPM_SINGLE("IN1R Switch", WM8993_INPUT_MIXER4, 5, 1, 0),
777 };
778 
779 static const struct snd_kcontrol_new left_output_mixer[] = {
780 WM_HUBS_SINGLE_W("Right Input Switch", WM8993_OUTPUT_MIXER1, 7, 1, 0),
781 WM_HUBS_SINGLE_W("Left Input Switch", WM8993_OUTPUT_MIXER1, 6, 1, 0),
782 WM_HUBS_SINGLE_W("IN2RN Switch", WM8993_OUTPUT_MIXER1, 5, 1, 0),
783 WM_HUBS_SINGLE_W("IN2LN Switch", WM8993_OUTPUT_MIXER1, 4, 1, 0),
784 WM_HUBS_SINGLE_W("IN2LP Switch", WM8993_OUTPUT_MIXER1, 1, 1, 0),
785 WM_HUBS_SINGLE_W("IN1R Switch", WM8993_OUTPUT_MIXER1, 3, 1, 0),
786 WM_HUBS_SINGLE_W("IN1L Switch", WM8993_OUTPUT_MIXER1, 2, 1, 0),
787 WM_HUBS_SINGLE_W("DAC Switch", WM8993_OUTPUT_MIXER1, 0, 1, 0),
788 };
789 
790 static const struct snd_kcontrol_new right_output_mixer[] = {
791 WM_HUBS_SINGLE_W("Left Input Switch", WM8993_OUTPUT_MIXER2, 7, 1, 0),
792 WM_HUBS_SINGLE_W("Right Input Switch", WM8993_OUTPUT_MIXER2, 6, 1, 0),
793 WM_HUBS_SINGLE_W("IN2LN Switch", WM8993_OUTPUT_MIXER2, 5, 1, 0),
794 WM_HUBS_SINGLE_W("IN2RN Switch", WM8993_OUTPUT_MIXER2, 4, 1, 0),
795 WM_HUBS_SINGLE_W("IN1L Switch", WM8993_OUTPUT_MIXER2, 3, 1, 0),
796 WM_HUBS_SINGLE_W("IN1R Switch", WM8993_OUTPUT_MIXER2, 2, 1, 0),
797 WM_HUBS_SINGLE_W("IN2RP Switch", WM8993_OUTPUT_MIXER2, 1, 1, 0),
798 WM_HUBS_SINGLE_W("DAC Switch", WM8993_OUTPUT_MIXER2, 0, 1, 0),
799 };
800 
801 static const struct snd_kcontrol_new earpiece_mixer[] = {
802 SOC_DAPM_SINGLE("Direct Voice Switch", WM8993_HPOUT2_MIXER, 5, 1, 0),
803 SOC_DAPM_SINGLE("Left Output Switch", WM8993_HPOUT2_MIXER, 4, 1, 0),
804 SOC_DAPM_SINGLE("Right Output Switch", WM8993_HPOUT2_MIXER, 3, 1, 0),
805 };
806 
807 static const struct snd_kcontrol_new left_speaker_boost[] = {
808 SOC_DAPM_SINGLE("Direct Voice Switch", WM8993_SPKOUT_MIXERS, 5, 1, 0),
809 SOC_DAPM_SINGLE("SPKL Switch", WM8993_SPKOUT_MIXERS, 4, 1, 0),
810 SOC_DAPM_SINGLE("SPKR Switch", WM8993_SPKOUT_MIXERS, 3, 1, 0),
811 };
812 
813 static const struct snd_kcontrol_new right_speaker_boost[] = {
814 SOC_DAPM_SINGLE("Direct Voice Switch", WM8993_SPKOUT_MIXERS, 2, 1, 0),
815 SOC_DAPM_SINGLE("SPKL Switch", WM8993_SPKOUT_MIXERS, 1, 1, 0),
816 SOC_DAPM_SINGLE("SPKR Switch", WM8993_SPKOUT_MIXERS, 0, 1, 0),
817 };
818 
819 static const struct snd_kcontrol_new line1_mix[] = {
820 SOC_DAPM_SINGLE("IN1R Switch", WM8993_LINE_MIXER1, 2, 1, 0),
821 SOC_DAPM_SINGLE("IN1L Switch", WM8993_LINE_MIXER1, 1, 1, 0),
822 SOC_DAPM_SINGLE("Output Switch", WM8993_LINE_MIXER1, 0, 1, 0),
823 };
824 
825 static const struct snd_kcontrol_new line1n_mix[] = {
826 SOC_DAPM_SINGLE("Left Output Switch", WM8993_LINE_MIXER1, 6, 1, 0),
827 SOC_DAPM_SINGLE("Right Output Switch", WM8993_LINE_MIXER1, 5, 1, 0),
828 };
829 
830 static const struct snd_kcontrol_new line1p_mix[] = {
831 SOC_DAPM_SINGLE("Left Output Switch", WM8993_LINE_MIXER1, 0, 1, 0),
832 };
833 
834 static const struct snd_kcontrol_new line2_mix[] = {
835 SOC_DAPM_SINGLE("IN1L Switch", WM8993_LINE_MIXER2, 2, 1, 0),
836 SOC_DAPM_SINGLE("IN1R Switch", WM8993_LINE_MIXER2, 1, 1, 0),
837 SOC_DAPM_SINGLE("Output Switch", WM8993_LINE_MIXER2, 0, 1, 0),
838 };
839 
840 static const struct snd_kcontrol_new line2n_mix[] = {
841 SOC_DAPM_SINGLE("Left Output Switch", WM8993_LINE_MIXER2, 5, 1, 0),
842 SOC_DAPM_SINGLE("Right Output Switch", WM8993_LINE_MIXER2, 6, 1, 0),
843 };
844 
845 static const struct snd_kcontrol_new line2p_mix[] = {
846 SOC_DAPM_SINGLE("Right Output Switch", WM8993_LINE_MIXER2, 0, 1, 0),
847 };
848 
849 static const struct snd_soc_dapm_widget analogue_dapm_widgets[] = {
850 SND_SOC_DAPM_INPUT("IN1LN"),
851 SND_SOC_DAPM_INPUT("IN1LP"),
852 SND_SOC_DAPM_INPUT("IN2LN"),
853 SND_SOC_DAPM_INPUT("IN2LP:VXRN"),
854 SND_SOC_DAPM_INPUT("IN1RN"),
855 SND_SOC_DAPM_INPUT("IN1RP"),
856 SND_SOC_DAPM_INPUT("IN2RN"),
857 SND_SOC_DAPM_INPUT("IN2RP:VXRP"),
858 
859 SND_SOC_DAPM_SUPPLY("MICBIAS2", WM8993_POWER_MANAGEMENT_1, 5, 0,
860 		    micbias_event, SND_SOC_DAPM_POST_PMU),
861 SND_SOC_DAPM_SUPPLY("MICBIAS1", WM8993_POWER_MANAGEMENT_1, 4, 0,
862 		    micbias_event, SND_SOC_DAPM_POST_PMU),
863 
864 SND_SOC_DAPM_MIXER("IN1L PGA", WM8993_POWER_MANAGEMENT_2, 6, 0,
865 		   in1l_pga, ARRAY_SIZE(in1l_pga)),
866 SND_SOC_DAPM_MIXER("IN1R PGA", WM8993_POWER_MANAGEMENT_2, 4, 0,
867 		   in1r_pga, ARRAY_SIZE(in1r_pga)),
868 
869 SND_SOC_DAPM_MIXER("IN2L PGA", WM8993_POWER_MANAGEMENT_2, 7, 0,
870 		   in2l_pga, ARRAY_SIZE(in2l_pga)),
871 SND_SOC_DAPM_MIXER("IN2R PGA", WM8993_POWER_MANAGEMENT_2, 5, 0,
872 		   in2r_pga, ARRAY_SIZE(in2r_pga)),
873 
874 SND_SOC_DAPM_MIXER("MIXINL", WM8993_POWER_MANAGEMENT_2, 9, 0,
875 		   mixinl, ARRAY_SIZE(mixinl)),
876 SND_SOC_DAPM_MIXER("MIXINR", WM8993_POWER_MANAGEMENT_2, 8, 0,
877 		   mixinr, ARRAY_SIZE(mixinr)),
878 
879 SND_SOC_DAPM_MIXER("Left Output Mixer", WM8993_POWER_MANAGEMENT_3, 5, 0,
880 		   left_output_mixer, ARRAY_SIZE(left_output_mixer)),
881 SND_SOC_DAPM_MIXER("Right Output Mixer", WM8993_POWER_MANAGEMENT_3, 4, 0,
882 		   right_output_mixer, ARRAY_SIZE(right_output_mixer)),
883 
884 SND_SOC_DAPM_PGA("Left Output PGA", WM8993_POWER_MANAGEMENT_3, 7, 0, NULL, 0),
885 SND_SOC_DAPM_PGA("Right Output PGA", WM8993_POWER_MANAGEMENT_3, 6, 0, NULL, 0),
886 
887 SND_SOC_DAPM_SUPPLY("Headphone Supply", SND_SOC_NOPM, 0, 0, hp_supply_event,
888 		    SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_PRE_PMD),
889 SND_SOC_DAPM_OUT_DRV_E("Headphone PGA", SND_SOC_NOPM, 0, 0, NULL, 0,
890 		       hp_event, SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
891 
892 SND_SOC_DAPM_MIXER("Earpiece Mixer", SND_SOC_NOPM, 0, 0,
893 		   earpiece_mixer, ARRAY_SIZE(earpiece_mixer)),
894 SND_SOC_DAPM_PGA_E("Earpiece Driver", WM8993_POWER_MANAGEMENT_1, 11, 0,
895 		   NULL, 0, earpiece_event,
896 		   SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
897 
898 SND_SOC_DAPM_MIXER("SPKL Boost", SND_SOC_NOPM, 0, 0,
899 		   left_speaker_boost, ARRAY_SIZE(left_speaker_boost)),
900 SND_SOC_DAPM_MIXER("SPKR Boost", SND_SOC_NOPM, 0, 0,
901 		   right_speaker_boost, ARRAY_SIZE(right_speaker_boost)),
902 
903 SND_SOC_DAPM_SUPPLY("TSHUT", WM8993_POWER_MANAGEMENT_2, 14, 0, NULL, 0),
904 SND_SOC_DAPM_OUT_DRV("SPKL Driver", WM8993_POWER_MANAGEMENT_1, 12, 0,
905 		     NULL, 0),
906 SND_SOC_DAPM_OUT_DRV("SPKR Driver", WM8993_POWER_MANAGEMENT_1, 13, 0,
907 		     NULL, 0),
908 
909 SND_SOC_DAPM_MIXER("LINEOUT1 Mixer", SND_SOC_NOPM, 0, 0,
910 		   line1_mix, ARRAY_SIZE(line1_mix)),
911 SND_SOC_DAPM_MIXER("LINEOUT2 Mixer", SND_SOC_NOPM, 0, 0,
912 		   line2_mix, ARRAY_SIZE(line2_mix)),
913 
914 SND_SOC_DAPM_MIXER("LINEOUT1N Mixer", SND_SOC_NOPM, 0, 0,
915 		   line1n_mix, ARRAY_SIZE(line1n_mix)),
916 SND_SOC_DAPM_MIXER("LINEOUT1P Mixer", SND_SOC_NOPM, 0, 0,
917 		   line1p_mix, ARRAY_SIZE(line1p_mix)),
918 SND_SOC_DAPM_MIXER("LINEOUT2N Mixer", SND_SOC_NOPM, 0, 0,
919 		   line2n_mix, ARRAY_SIZE(line2n_mix)),
920 SND_SOC_DAPM_MIXER("LINEOUT2P Mixer", SND_SOC_NOPM, 0, 0,
921 		   line2p_mix, ARRAY_SIZE(line2p_mix)),
922 
923 SND_SOC_DAPM_OUT_DRV_E("LINEOUT1N Driver", WM8993_POWER_MANAGEMENT_3, 13, 0,
924 		       NULL, 0, lineout_event,
925 		     SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
926 SND_SOC_DAPM_OUT_DRV_E("LINEOUT1P Driver", WM8993_POWER_MANAGEMENT_3, 12, 0,
927 		       NULL, 0, lineout_event,
928 		       SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
929 SND_SOC_DAPM_OUT_DRV_E("LINEOUT2N Driver", WM8993_POWER_MANAGEMENT_3, 11, 0,
930 		       NULL, 0, lineout_event,
931 		       SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
932 SND_SOC_DAPM_OUT_DRV_E("LINEOUT2P Driver", WM8993_POWER_MANAGEMENT_3, 10, 0,
933 		       NULL, 0, lineout_event,
934 		       SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
935 
936 SND_SOC_DAPM_OUTPUT("SPKOUTLP"),
937 SND_SOC_DAPM_OUTPUT("SPKOUTLN"),
938 SND_SOC_DAPM_OUTPUT("SPKOUTRP"),
939 SND_SOC_DAPM_OUTPUT("SPKOUTRN"),
940 SND_SOC_DAPM_OUTPUT("HPOUT1L"),
941 SND_SOC_DAPM_OUTPUT("HPOUT1R"),
942 SND_SOC_DAPM_OUTPUT("HPOUT2P"),
943 SND_SOC_DAPM_OUTPUT("HPOUT2N"),
944 SND_SOC_DAPM_OUTPUT("LINEOUT1P"),
945 SND_SOC_DAPM_OUTPUT("LINEOUT1N"),
946 SND_SOC_DAPM_OUTPUT("LINEOUT2P"),
947 SND_SOC_DAPM_OUTPUT("LINEOUT2N"),
948 };
949 
950 static const struct snd_soc_dapm_route analogue_routes[] = {
951 	{ "MICBIAS1", NULL, "CLK_SYS" },
952 	{ "MICBIAS2", NULL, "CLK_SYS" },
953 
954 	{ "IN1L PGA", "IN1LP Switch", "IN1LP" },
955 	{ "IN1L PGA", "IN1LN Switch", "IN1LN" },
956 
957 	{ "IN1L PGA", NULL, "VMID" },
958 	{ "IN1R PGA", NULL, "VMID" },
959 	{ "IN2L PGA", NULL, "VMID" },
960 	{ "IN2R PGA", NULL, "VMID" },
961 
962 	{ "IN1R PGA", "IN1RP Switch", "IN1RP" },
963 	{ "IN1R PGA", "IN1RN Switch", "IN1RN" },
964 
965 	{ "IN2L PGA", "IN2LP Switch", "IN2LP:VXRN" },
966 	{ "IN2L PGA", "IN2LN Switch", "IN2LN" },
967 
968 	{ "IN2R PGA", "IN2RP Switch", "IN2RP:VXRP" },
969 	{ "IN2R PGA", "IN2RN Switch", "IN2RN" },
970 
971 	{ "Direct Voice", NULL, "IN2LP:VXRN" },
972 	{ "Direct Voice", NULL, "IN2RP:VXRP" },
973 
974 	{ "MIXINL", "IN1L Switch", "IN1L PGA" },
975 	{ "MIXINL", "IN2L Switch", "IN2L PGA" },
976 	{ "MIXINL", NULL, "Direct Voice" },
977 	{ "MIXINL", NULL, "IN1LP" },
978 	{ "MIXINL", NULL, "Left Output Mixer" },
979 	{ "MIXINL", NULL, "VMID" },
980 
981 	{ "MIXINR", "IN1R Switch", "IN1R PGA" },
982 	{ "MIXINR", "IN2R Switch", "IN2R PGA" },
983 	{ "MIXINR", NULL, "Direct Voice" },
984 	{ "MIXINR", NULL, "IN1RP" },
985 	{ "MIXINR", NULL, "Right Output Mixer" },
986 	{ "MIXINR", NULL, "VMID" },
987 
988 	{ "ADCL", NULL, "MIXINL" },
989 	{ "ADCR", NULL, "MIXINR" },
990 
991 	{ "Left Output Mixer", "Left Input Switch", "MIXINL" },
992 	{ "Left Output Mixer", "Right Input Switch", "MIXINR" },
993 	{ "Left Output Mixer", "IN2RN Switch", "IN2RN" },
994 	{ "Left Output Mixer", "IN2LN Switch", "IN2LN" },
995 	{ "Left Output Mixer", "IN2LP Switch", "IN2LP:VXRN" },
996 	{ "Left Output Mixer", "IN1L Switch", "IN1L PGA" },
997 	{ "Left Output Mixer", "IN1R Switch", "IN1R PGA" },
998 
999 	{ "Right Output Mixer", "Left Input Switch", "MIXINL" },
1000 	{ "Right Output Mixer", "Right Input Switch", "MIXINR" },
1001 	{ "Right Output Mixer", "IN2LN Switch", "IN2LN" },
1002 	{ "Right Output Mixer", "IN2RN Switch", "IN2RN" },
1003 	{ "Right Output Mixer", "IN2RP Switch", "IN2RP:VXRP" },
1004 	{ "Right Output Mixer", "IN1L Switch", "IN1L PGA" },
1005 	{ "Right Output Mixer", "IN1R Switch", "IN1R PGA" },
1006 
1007 	{ "Left Output PGA", NULL, "Left Output Mixer" },
1008 	{ "Left Output PGA", NULL, "TOCLK" },
1009 
1010 	{ "Right Output PGA", NULL, "Right Output Mixer" },
1011 	{ "Right Output PGA", NULL, "TOCLK" },
1012 
1013 	{ "Earpiece Mixer", "Direct Voice Switch", "Direct Voice" },
1014 	{ "Earpiece Mixer", "Left Output Switch", "Left Output PGA" },
1015 	{ "Earpiece Mixer", "Right Output Switch", "Right Output PGA" },
1016 
1017 	{ "Earpiece Driver", NULL, "VMID" },
1018 	{ "Earpiece Driver", NULL, "Earpiece Mixer" },
1019 	{ "HPOUT2N", NULL, "Earpiece Driver" },
1020 	{ "HPOUT2P", NULL, "Earpiece Driver" },
1021 
1022 	{ "SPKL", "Input Switch", "MIXINL" },
1023 	{ "SPKL", "IN1LP Switch", "IN1LP" },
1024 	{ "SPKL", "Output Switch", "Left Output PGA" },
1025 	{ "SPKL", NULL, "TOCLK" },
1026 
1027 	{ "SPKR", "Input Switch", "MIXINR" },
1028 	{ "SPKR", "IN1RP Switch", "IN1RP" },
1029 	{ "SPKR", "Output Switch", "Right Output PGA" },
1030 	{ "SPKR", NULL, "TOCLK" },
1031 
1032 	{ "SPKL Boost", "Direct Voice Switch", "Direct Voice" },
1033 	{ "SPKL Boost", "SPKL Switch", "SPKL" },
1034 	{ "SPKL Boost", "SPKR Switch", "SPKR" },
1035 
1036 	{ "SPKR Boost", "Direct Voice Switch", "Direct Voice" },
1037 	{ "SPKR Boost", "SPKR Switch", "SPKR" },
1038 	{ "SPKR Boost", "SPKL Switch", "SPKL" },
1039 
1040 	{ "SPKL Driver", NULL, "VMID" },
1041 	{ "SPKL Driver", NULL, "SPKL Boost" },
1042 	{ "SPKL Driver", NULL, "CLK_SYS" },
1043 	{ "SPKL Driver", NULL, "TSHUT" },
1044 
1045 	{ "SPKR Driver", NULL, "VMID" },
1046 	{ "SPKR Driver", NULL, "SPKR Boost" },
1047 	{ "SPKR Driver", NULL, "CLK_SYS" },
1048 	{ "SPKR Driver", NULL, "TSHUT" },
1049 
1050 	{ "SPKOUTLP", NULL, "SPKL Driver" },
1051 	{ "SPKOUTLN", NULL, "SPKL Driver" },
1052 	{ "SPKOUTRP", NULL, "SPKR Driver" },
1053 	{ "SPKOUTRN", NULL, "SPKR Driver" },
1054 
1055 	{ "Left Headphone Mux", "Mixer", "Left Output PGA" },
1056 	{ "Right Headphone Mux", "Mixer", "Right Output PGA" },
1057 
1058 	{ "Headphone PGA", NULL, "Left Headphone Mux" },
1059 	{ "Headphone PGA", NULL, "Right Headphone Mux" },
1060 	{ "Headphone PGA", NULL, "VMID" },
1061 	{ "Headphone PGA", NULL, "CLK_SYS" },
1062 	{ "Headphone PGA", NULL, "Headphone Supply" },
1063 
1064 	{ "HPOUT1L", NULL, "Headphone PGA" },
1065 	{ "HPOUT1R", NULL, "Headphone PGA" },
1066 
1067 	{ "LINEOUT1N Driver", NULL, "VMID" },
1068 	{ "LINEOUT1P Driver", NULL, "VMID" },
1069 	{ "LINEOUT2N Driver", NULL, "VMID" },
1070 	{ "LINEOUT2P Driver", NULL, "VMID" },
1071 
1072 	{ "LINEOUT1N", NULL, "LINEOUT1N Driver" },
1073 	{ "LINEOUT1P", NULL, "LINEOUT1P Driver" },
1074 	{ "LINEOUT2N", NULL, "LINEOUT2N Driver" },
1075 	{ "LINEOUT2P", NULL, "LINEOUT2P Driver" },
1076 };
1077 
1078 static const struct snd_soc_dapm_route lineout1_diff_routes[] = {
1079 	{ "LINEOUT1 Mixer", "IN1L Switch", "IN1L PGA" },
1080 	{ "LINEOUT1 Mixer", "IN1R Switch", "IN1R PGA" },
1081 	{ "LINEOUT1 Mixer", "Output Switch", "Left Output PGA" },
1082 
1083 	{ "LINEOUT1N Driver", NULL, "LINEOUT1 Mixer" },
1084 	{ "LINEOUT1P Driver", NULL, "LINEOUT1 Mixer" },
1085 };
1086 
1087 static const struct snd_soc_dapm_route lineout1_se_routes[] = {
1088 	{ "LINEOUT1N Mixer", "Left Output Switch", "Left Output PGA" },
1089 	{ "LINEOUT1N Mixer", "Right Output Switch", "Right Output PGA" },
1090 
1091 	{ "LINEOUT1P Mixer", "Left Output Switch", "Left Output PGA" },
1092 
1093 	{ "LINEOUT1N Driver", NULL, "LINEOUT1N Mixer" },
1094 	{ "LINEOUT1P Driver", NULL, "LINEOUT1P Mixer" },
1095 };
1096 
1097 static const struct snd_soc_dapm_route lineout2_diff_routes[] = {
1098 	{ "LINEOUT2 Mixer", "IN1L Switch", "IN1L PGA" },
1099 	{ "LINEOUT2 Mixer", "IN1R Switch", "IN1R PGA" },
1100 	{ "LINEOUT2 Mixer", "Output Switch", "Right Output PGA" },
1101 
1102 	{ "LINEOUT2N Driver", NULL, "LINEOUT2 Mixer" },
1103 	{ "LINEOUT2P Driver", NULL, "LINEOUT2 Mixer" },
1104 };
1105 
1106 static const struct snd_soc_dapm_route lineout2_se_routes[] = {
1107 	{ "LINEOUT2N Mixer", "Left Output Switch", "Left Output PGA" },
1108 	{ "LINEOUT2N Mixer", "Right Output Switch", "Right Output PGA" },
1109 
1110 	{ "LINEOUT2P Mixer", "Right Output Switch", "Right Output PGA" },
1111 
1112 	{ "LINEOUT2N Driver", NULL, "LINEOUT2N Mixer" },
1113 	{ "LINEOUT2P Driver", NULL, "LINEOUT2P Mixer" },
1114 };
1115 
1116 int wm_hubs_add_analogue_controls(struct snd_soc_codec *codec)
1117 {
1118 	struct snd_soc_dapm_context *dapm = snd_soc_codec_get_dapm(codec);
1119 
1120 	/* Latch volume update bits & default ZC on */
1121 	snd_soc_update_bits(codec, WM8993_LEFT_LINE_INPUT_1_2_VOLUME,
1122 			    WM8993_IN1_VU, WM8993_IN1_VU);
1123 	snd_soc_update_bits(codec, WM8993_RIGHT_LINE_INPUT_1_2_VOLUME,
1124 			    WM8993_IN1_VU, WM8993_IN1_VU);
1125 	snd_soc_update_bits(codec, WM8993_LEFT_LINE_INPUT_3_4_VOLUME,
1126 			    WM8993_IN2_VU, WM8993_IN2_VU);
1127 	snd_soc_update_bits(codec, WM8993_RIGHT_LINE_INPUT_3_4_VOLUME,
1128 			    WM8993_IN2_VU, WM8993_IN2_VU);
1129 
1130 	snd_soc_update_bits(codec, WM8993_SPEAKER_VOLUME_LEFT,
1131 			    WM8993_SPKOUT_VU, WM8993_SPKOUT_VU);
1132 	snd_soc_update_bits(codec, WM8993_SPEAKER_VOLUME_RIGHT,
1133 			    WM8993_SPKOUT_VU, WM8993_SPKOUT_VU);
1134 
1135 	snd_soc_update_bits(codec, WM8993_LEFT_OUTPUT_VOLUME,
1136 			    WM8993_HPOUT1_VU | WM8993_HPOUT1L_ZC,
1137 			    WM8993_HPOUT1_VU | WM8993_HPOUT1L_ZC);
1138 	snd_soc_update_bits(codec, WM8993_RIGHT_OUTPUT_VOLUME,
1139 			    WM8993_HPOUT1_VU | WM8993_HPOUT1R_ZC,
1140 			    WM8993_HPOUT1_VU | WM8993_HPOUT1R_ZC);
1141 
1142 	snd_soc_update_bits(codec, WM8993_LEFT_OPGA_VOLUME,
1143 			    WM8993_MIXOUTL_ZC | WM8993_MIXOUT_VU,
1144 			    WM8993_MIXOUTL_ZC | WM8993_MIXOUT_VU);
1145 	snd_soc_update_bits(codec, WM8993_RIGHT_OPGA_VOLUME,
1146 			    WM8993_MIXOUTR_ZC | WM8993_MIXOUT_VU,
1147 			    WM8993_MIXOUTR_ZC | WM8993_MIXOUT_VU);
1148 
1149 	snd_soc_add_codec_controls(codec, analogue_snd_controls,
1150 			     ARRAY_SIZE(analogue_snd_controls));
1151 
1152 	snd_soc_dapm_new_controls(dapm, analogue_dapm_widgets,
1153 				  ARRAY_SIZE(analogue_dapm_widgets));
1154 	return 0;
1155 }
1156 EXPORT_SYMBOL_GPL(wm_hubs_add_analogue_controls);
1157 
1158 int wm_hubs_add_analogue_routes(struct snd_soc_codec *codec,
1159 				int lineout1_diff, int lineout2_diff)
1160 {
1161 	struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
1162 	struct snd_soc_dapm_context *dapm = snd_soc_codec_get_dapm(codec);
1163 
1164 	hubs->codec = codec;
1165 
1166 	INIT_LIST_HEAD(&hubs->dcs_cache);
1167 	init_completion(&hubs->dcs_done);
1168 
1169 	snd_soc_dapm_add_routes(dapm, analogue_routes,
1170 				ARRAY_SIZE(analogue_routes));
1171 
1172 	if (lineout1_diff)
1173 		snd_soc_dapm_add_routes(dapm,
1174 					lineout1_diff_routes,
1175 					ARRAY_SIZE(lineout1_diff_routes));
1176 	else
1177 		snd_soc_dapm_add_routes(dapm,
1178 					lineout1_se_routes,
1179 					ARRAY_SIZE(lineout1_se_routes));
1180 
1181 	if (lineout2_diff)
1182 		snd_soc_dapm_add_routes(dapm,
1183 					lineout2_diff_routes,
1184 					ARRAY_SIZE(lineout2_diff_routes));
1185 	else
1186 		snd_soc_dapm_add_routes(dapm,
1187 					lineout2_se_routes,
1188 					ARRAY_SIZE(lineout2_se_routes));
1189 
1190 	return 0;
1191 }
1192 EXPORT_SYMBOL_GPL(wm_hubs_add_analogue_routes);
1193 
1194 int wm_hubs_handle_analogue_pdata(struct snd_soc_codec *codec,
1195 				  int lineout1_diff, int lineout2_diff,
1196 				  int lineout1fb, int lineout2fb,
1197 				  int jd_scthr, int jd_thr,
1198 				  int micbias1_delay, int micbias2_delay,
1199 				  int micbias1_lvl, int micbias2_lvl)
1200 {
1201 	struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
1202 
1203 	hubs->lineout1_se = !lineout1_diff;
1204 	hubs->lineout2_se = !lineout2_diff;
1205 	hubs->micb1_delay = micbias1_delay;
1206 	hubs->micb2_delay = micbias2_delay;
1207 
1208 	if (!lineout1_diff)
1209 		snd_soc_update_bits(codec, WM8993_LINE_MIXER1,
1210 				    WM8993_LINEOUT1_MODE,
1211 				    WM8993_LINEOUT1_MODE);
1212 	if (!lineout2_diff)
1213 		snd_soc_update_bits(codec, WM8993_LINE_MIXER2,
1214 				    WM8993_LINEOUT2_MODE,
1215 				    WM8993_LINEOUT2_MODE);
1216 
1217 	if (!lineout1_diff && !lineout2_diff)
1218 		snd_soc_update_bits(codec, WM8993_ANTIPOP1,
1219 				    WM8993_LINEOUT_VMID_BUF_ENA,
1220 				    WM8993_LINEOUT_VMID_BUF_ENA);
1221 
1222 	if (lineout1fb)
1223 		snd_soc_update_bits(codec, WM8993_ADDITIONAL_CONTROL,
1224 				    WM8993_LINEOUT1_FB, WM8993_LINEOUT1_FB);
1225 
1226 	if (lineout2fb)
1227 		snd_soc_update_bits(codec, WM8993_ADDITIONAL_CONTROL,
1228 				    WM8993_LINEOUT2_FB, WM8993_LINEOUT2_FB);
1229 
1230 	snd_soc_update_bits(codec, WM8993_MICBIAS,
1231 			    WM8993_JD_SCTHR_MASK | WM8993_JD_THR_MASK |
1232 			    WM8993_MICB1_LVL | WM8993_MICB2_LVL,
1233 			    jd_scthr << WM8993_JD_SCTHR_SHIFT |
1234 			    jd_thr << WM8993_JD_THR_SHIFT |
1235 			    micbias1_lvl |
1236 			    micbias2_lvl << WM8993_MICB2_LVL_SHIFT);
1237 
1238 	return 0;
1239 }
1240 EXPORT_SYMBOL_GPL(wm_hubs_handle_analogue_pdata);
1241 
1242 void wm_hubs_vmid_ena(struct snd_soc_codec *codec)
1243 {
1244 	struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
1245 	int val = 0;
1246 
1247 	if (hubs->lineout1_se)
1248 		val |= WM8993_LINEOUT1N_ENA | WM8993_LINEOUT1P_ENA;
1249 
1250 	if (hubs->lineout2_se)
1251 		val |= WM8993_LINEOUT2N_ENA | WM8993_LINEOUT2P_ENA;
1252 
1253 	/* Enable the line outputs while we power up */
1254 	snd_soc_update_bits(codec, WM8993_POWER_MANAGEMENT_3, val, val);
1255 }
1256 EXPORT_SYMBOL_GPL(wm_hubs_vmid_ena);
1257 
1258 void wm_hubs_set_bias_level(struct snd_soc_codec *codec,
1259 			    enum snd_soc_bias_level level)
1260 {
1261 	struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
1262 	int mask, val;
1263 
1264 	switch (level) {
1265 	case SND_SOC_BIAS_STANDBY:
1266 		/* Clamp the inputs to VMID while we ramp to charge caps */
1267 		snd_soc_update_bits(codec, WM8993_INPUTS_CLAMP_REG,
1268 				    WM8993_INPUTS_CLAMP, WM8993_INPUTS_CLAMP);
1269 		break;
1270 
1271 	case SND_SOC_BIAS_ON:
1272 		/* Turn off any unneeded single ended outputs */
1273 		val = 0;
1274 		mask = 0;
1275 
1276 		if (hubs->lineout1_se)
1277 			mask |= WM8993_LINEOUT1N_ENA | WM8993_LINEOUT1P_ENA;
1278 
1279 		if (hubs->lineout2_se)
1280 			mask |= WM8993_LINEOUT2N_ENA | WM8993_LINEOUT2P_ENA;
1281 
1282 		if (hubs->lineout1_se && hubs->lineout1n_ena)
1283 			val |= WM8993_LINEOUT1N_ENA;
1284 
1285 		if (hubs->lineout1_se && hubs->lineout1p_ena)
1286 			val |= WM8993_LINEOUT1P_ENA;
1287 
1288 		if (hubs->lineout2_se && hubs->lineout2n_ena)
1289 			val |= WM8993_LINEOUT2N_ENA;
1290 
1291 		if (hubs->lineout2_se && hubs->lineout2p_ena)
1292 			val |= WM8993_LINEOUT2P_ENA;
1293 
1294 		snd_soc_update_bits(codec, WM8993_POWER_MANAGEMENT_3,
1295 				    mask, val);
1296 
1297 		/* Remove the input clamps */
1298 		snd_soc_update_bits(codec, WM8993_INPUTS_CLAMP_REG,
1299 				    WM8993_INPUTS_CLAMP, 0);
1300 		break;
1301 
1302 	default:
1303 		break;
1304 	}
1305 }
1306 EXPORT_SYMBOL_GPL(wm_hubs_set_bias_level);
1307 
1308 MODULE_DESCRIPTION("Shared support for Wolfson hubs products");
1309 MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.com>");
1310 MODULE_LICENSE("GPL");
1311