xref: /openbmc/linux/sound/soc/codecs/wm_hubs.c (revision 6c33a6f4)
1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3  * wm_hubs.c  --  WM8993/4 common code
4  *
5  * Copyright 2009-12 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/pm.h>
15 #include <linux/i2c.h>
16 #include <linux/mfd/wm8994/registers.h>
17 #include <sound/core.h>
18 #include <sound/pcm.h>
19 #include <sound/pcm_params.h>
20 #include <sound/soc.h>
21 #include <sound/initval.h>
22 #include <sound/tlv.h>
23 
24 #include "wm8993.h"
25 #include "wm_hubs.h"
26 
27 const DECLARE_TLV_DB_SCALE(wm_hubs_spkmix_tlv, -300, 300, 0);
28 EXPORT_SYMBOL_GPL(wm_hubs_spkmix_tlv);
29 
30 static const DECLARE_TLV_DB_SCALE(inpga_tlv, -1650, 150, 0);
31 static const DECLARE_TLV_DB_SCALE(inmix_sw_tlv, 0, 3000, 0);
32 static const DECLARE_TLV_DB_SCALE(inmix_tlv, -1500, 300, 1);
33 static const DECLARE_TLV_DB_SCALE(earpiece_tlv, -600, 600, 0);
34 static const DECLARE_TLV_DB_SCALE(outmix_tlv, -2100, 300, 0);
35 static const DECLARE_TLV_DB_SCALE(spkmixout_tlv, -1800, 600, 1);
36 static const DECLARE_TLV_DB_SCALE(outpga_tlv, -5700, 100, 0);
37 static const DECLARE_TLV_DB_RANGE(spkboost_tlv,
38 	0, 6, TLV_DB_SCALE_ITEM(0, 150, 0),
39 	7, 7, TLV_DB_SCALE_ITEM(1200, 0, 0)
40 );
41 static const DECLARE_TLV_DB_SCALE(line_tlv, -600, 600, 0);
42 
43 static const char *speaker_ref_text[] = {
44 	"SPKVDD/2",
45 	"VMID",
46 };
47 
48 static SOC_ENUM_SINGLE_DECL(speaker_ref,
49 			    WM8993_SPEAKER_MIXER, 8, speaker_ref_text);
50 
51 static const char *speaker_mode_text[] = {
52 	"Class D",
53 	"Class AB",
54 };
55 
56 static SOC_ENUM_SINGLE_DECL(speaker_mode,
57 			    WM8993_SPKMIXR_ATTENUATION, 8, speaker_mode_text);
58 
59 static void wait_for_dc_servo(struct snd_soc_component *component, unsigned int op)
60 {
61 	struct wm_hubs_data *hubs = snd_soc_component_get_drvdata(component);
62 	unsigned int reg;
63 	int count = 0;
64 	int timeout;
65 	unsigned int val;
66 
67 	val = op | WM8993_DCS_ENA_CHAN_0 | WM8993_DCS_ENA_CHAN_1;
68 
69 	/* Trigger the command */
70 	snd_soc_component_write(component, WM8993_DC_SERVO_0, val);
71 
72 	dev_dbg(component->dev, "Waiting for DC servo...\n");
73 
74 	if (hubs->dcs_done_irq)
75 		timeout = 4;
76 	else
77 		timeout = 400;
78 
79 	do {
80 		count++;
81 
82 		if (hubs->dcs_done_irq)
83 			wait_for_completion_timeout(&hubs->dcs_done,
84 						    msecs_to_jiffies(250));
85 		else
86 			msleep(1);
87 
88 		reg = snd_soc_component_read32(component, WM8993_DC_SERVO_0);
89 		dev_dbg(component->dev, "DC servo: %x\n", reg);
90 	} while (reg & op && count < timeout);
91 
92 	if (reg & op)
93 		dev_err(component->dev, "Timed out waiting for DC Servo %x\n",
94 			op);
95 }
96 
97 irqreturn_t wm_hubs_dcs_done(int irq, void *data)
98 {
99 	struct wm_hubs_data *hubs = data;
100 
101 	complete(&hubs->dcs_done);
102 
103 	return IRQ_HANDLED;
104 }
105 EXPORT_SYMBOL_GPL(wm_hubs_dcs_done);
106 
107 static bool wm_hubs_dac_hp_direct(struct snd_soc_component *component)
108 {
109 	int reg;
110 
111 	/* If we're going via the mixer we'll need to do additional checks */
112 	reg = snd_soc_component_read32(component, WM8993_OUTPUT_MIXER1);
113 	if (!(reg & WM8993_DACL_TO_HPOUT1L)) {
114 		if (reg & ~WM8993_DACL_TO_MIXOUTL) {
115 			dev_vdbg(component->dev, "Analogue paths connected: %x\n",
116 				 reg & ~WM8993_DACL_TO_HPOUT1L);
117 			return false;
118 		} else {
119 			dev_vdbg(component->dev, "HPL connected to mixer\n");
120 		}
121 	} else {
122 		dev_vdbg(component->dev, "HPL connected to DAC\n");
123 	}
124 
125 	reg = snd_soc_component_read32(component, WM8993_OUTPUT_MIXER2);
126 	if (!(reg & WM8993_DACR_TO_HPOUT1R)) {
127 		if (reg & ~WM8993_DACR_TO_MIXOUTR) {
128 			dev_vdbg(component->dev, "Analogue paths connected: %x\n",
129 				 reg & ~WM8993_DACR_TO_HPOUT1R);
130 			return false;
131 		} else {
132 			dev_vdbg(component->dev, "HPR connected to mixer\n");
133 		}
134 	} else {
135 		dev_vdbg(component->dev, "HPR connected to DAC\n");
136 	}
137 
138 	return true;
139 }
140 
141 struct wm_hubs_dcs_cache {
142 	struct list_head list;
143 	unsigned int left;
144 	unsigned int right;
145 	u16 dcs_cfg;
146 };
147 
148 static bool wm_hubs_dcs_cache_get(struct snd_soc_component *component,
149 				  struct wm_hubs_dcs_cache **entry)
150 {
151 	struct wm_hubs_data *hubs = snd_soc_component_get_drvdata(component);
152 	struct wm_hubs_dcs_cache *cache;
153 	unsigned int left, right;
154 
155 	left = snd_soc_component_read32(component, WM8993_LEFT_OUTPUT_VOLUME);
156 	left &= WM8993_HPOUT1L_VOL_MASK;
157 
158 	right = snd_soc_component_read32(component, WM8993_RIGHT_OUTPUT_VOLUME);
159 	right &= WM8993_HPOUT1R_VOL_MASK;
160 
161 	list_for_each_entry(cache, &hubs->dcs_cache, list) {
162 		if (cache->left != left || cache->right != right)
163 			continue;
164 
165 		*entry = cache;
166 		return true;
167 	}
168 
169 	return false;
170 }
171 
172 static void wm_hubs_dcs_cache_set(struct snd_soc_component *component, u16 dcs_cfg)
173 {
174 	struct wm_hubs_data *hubs = snd_soc_component_get_drvdata(component);
175 	struct wm_hubs_dcs_cache *cache;
176 
177 	if (hubs->no_cache_dac_hp_direct)
178 		return;
179 
180 	cache = devm_kzalloc(component->dev, sizeof(*cache), GFP_KERNEL);
181 	if (!cache)
182 		return;
183 
184 	cache->left = snd_soc_component_read32(component, WM8993_LEFT_OUTPUT_VOLUME);
185 	cache->left &= WM8993_HPOUT1L_VOL_MASK;
186 
187 	cache->right = snd_soc_component_read32(component, WM8993_RIGHT_OUTPUT_VOLUME);
188 	cache->right &= WM8993_HPOUT1R_VOL_MASK;
189 
190 	cache->dcs_cfg = dcs_cfg;
191 
192 	list_add_tail(&cache->list, &hubs->dcs_cache);
193 }
194 
195 static int wm_hubs_read_dc_servo(struct snd_soc_component *component,
196 				  u16 *reg_l, u16 *reg_r)
197 {
198 	struct wm_hubs_data *hubs = snd_soc_component_get_drvdata(component);
199 	u16 dcs_reg, reg;
200 	int ret = 0;
201 
202 	switch (hubs->dcs_readback_mode) {
203 	case 2:
204 		dcs_reg = WM8994_DC_SERVO_4E;
205 		break;
206 	case 1:
207 		dcs_reg = WM8994_DC_SERVO_READBACK;
208 		break;
209 	default:
210 		dcs_reg = WM8993_DC_SERVO_3;
211 		break;
212 	}
213 
214 	/* Different chips in the family support different readback
215 	 * methods.
216 	 */
217 	switch (hubs->dcs_readback_mode) {
218 	case 0:
219 		*reg_l = snd_soc_component_read32(component, WM8993_DC_SERVO_READBACK_1)
220 			& WM8993_DCS_INTEG_CHAN_0_MASK;
221 		*reg_r = snd_soc_component_read32(component, WM8993_DC_SERVO_READBACK_2)
222 			& WM8993_DCS_INTEG_CHAN_1_MASK;
223 		break;
224 	case 2:
225 	case 1:
226 		reg = snd_soc_component_read32(component, dcs_reg);
227 		*reg_r = (reg & WM8993_DCS_DAC_WR_VAL_1_MASK)
228 			>> WM8993_DCS_DAC_WR_VAL_1_SHIFT;
229 		*reg_l = reg & WM8993_DCS_DAC_WR_VAL_0_MASK;
230 		break;
231 	default:
232 		WARN(1, "Unknown DCS readback method\n");
233 		ret = -1;
234 	}
235 	return ret;
236 }
237 
238 /*
239  * Startup calibration of the DC servo
240  */
241 static void enable_dc_servo(struct snd_soc_component *component)
242 {
243 	struct wm_hubs_data *hubs = snd_soc_component_get_drvdata(component);
244 	struct wm_hubs_dcs_cache *cache;
245 	s8 offset;
246 	u16 reg_l, reg_r, dcs_cfg, dcs_reg;
247 
248 	switch (hubs->dcs_readback_mode) {
249 	case 2:
250 		dcs_reg = WM8994_DC_SERVO_4E;
251 		break;
252 	default:
253 		dcs_reg = WM8993_DC_SERVO_3;
254 		break;
255 	}
256 
257 	/* If we're using a digital only path and have a previously
258 	 * callibrated DC servo offset stored then use that. */
259 	if (wm_hubs_dac_hp_direct(component) &&
260 	    wm_hubs_dcs_cache_get(component, &cache)) {
261 		dev_dbg(component->dev, "Using cached DCS offset %x for %d,%d\n",
262 			cache->dcs_cfg, cache->left, cache->right);
263 		snd_soc_component_write(component, dcs_reg, cache->dcs_cfg);
264 		wait_for_dc_servo(component,
265 				  WM8993_DCS_TRIG_DAC_WR_0 |
266 				  WM8993_DCS_TRIG_DAC_WR_1);
267 		return;
268 	}
269 
270 	if (hubs->series_startup) {
271 		/* Set for 32 series updates */
272 		snd_soc_component_update_bits(component, WM8993_DC_SERVO_1,
273 				    WM8993_DCS_SERIES_NO_01_MASK,
274 				    32 << WM8993_DCS_SERIES_NO_01_SHIFT);
275 		wait_for_dc_servo(component,
276 				  WM8993_DCS_TRIG_SERIES_0 |
277 				  WM8993_DCS_TRIG_SERIES_1);
278 	} else {
279 		wait_for_dc_servo(component,
280 				  WM8993_DCS_TRIG_STARTUP_0 |
281 				  WM8993_DCS_TRIG_STARTUP_1);
282 	}
283 
284 	if (wm_hubs_read_dc_servo(component, &reg_l, &reg_r) < 0)
285 		return;
286 
287 	dev_dbg(component->dev, "DCS input: %x %x\n", reg_l, reg_r);
288 
289 	/* Apply correction to DC servo result */
290 	if (hubs->dcs_codes_l || hubs->dcs_codes_r) {
291 		dev_dbg(component->dev,
292 			"Applying %d/%d code DC servo correction\n",
293 			hubs->dcs_codes_l, hubs->dcs_codes_r);
294 
295 		/* HPOUT1R */
296 		offset = (s8)reg_r;
297 		dev_dbg(component->dev, "DCS right %d->%d\n", offset,
298 			offset + hubs->dcs_codes_r);
299 		offset += hubs->dcs_codes_r;
300 		dcs_cfg = (u8)offset << WM8993_DCS_DAC_WR_VAL_1_SHIFT;
301 
302 		/* HPOUT1L */
303 		offset = (s8)reg_l;
304 		dev_dbg(component->dev, "DCS left %d->%d\n", offset,
305 			offset + hubs->dcs_codes_l);
306 		offset += hubs->dcs_codes_l;
307 		dcs_cfg |= (u8)offset;
308 
309 		dev_dbg(component->dev, "DCS result: %x\n", dcs_cfg);
310 
311 		/* Do it */
312 		snd_soc_component_write(component, dcs_reg, dcs_cfg);
313 		wait_for_dc_servo(component,
314 				  WM8993_DCS_TRIG_DAC_WR_0 |
315 				  WM8993_DCS_TRIG_DAC_WR_1);
316 	} else {
317 		dcs_cfg = reg_r << WM8993_DCS_DAC_WR_VAL_1_SHIFT;
318 		dcs_cfg |= reg_l;
319 	}
320 
321 	/* Save the callibrated offset if we're in class W mode and
322 	 * therefore don't have any analogue signal mixed in. */
323 	if (wm_hubs_dac_hp_direct(component))
324 		wm_hubs_dcs_cache_set(component, dcs_cfg);
325 }
326 
327 /*
328  * Update the DC servo calibration on gain changes
329  */
330 static int wm8993_put_dc_servo(struct snd_kcontrol *kcontrol,
331 			       struct snd_ctl_elem_value *ucontrol)
332 {
333 	struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
334 	struct wm_hubs_data *hubs = snd_soc_component_get_drvdata(component);
335 	int ret;
336 
337 	ret = snd_soc_put_volsw(kcontrol, ucontrol);
338 
339 	/* If we're applying an offset correction then updating the
340 	 * callibration would be likely to introduce further offsets. */
341 	if (hubs->dcs_codes_l || hubs->dcs_codes_r || hubs->no_series_update)
342 		return ret;
343 
344 	/* Only need to do this if the outputs are active */
345 	if (snd_soc_component_read32(component, WM8993_POWER_MANAGEMENT_1)
346 	    & (WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA))
347 		snd_soc_component_update_bits(component,
348 				    WM8993_DC_SERVO_0,
349 				    WM8993_DCS_TRIG_SINGLE_0 |
350 				    WM8993_DCS_TRIG_SINGLE_1,
351 				    WM8993_DCS_TRIG_SINGLE_0 |
352 				    WM8993_DCS_TRIG_SINGLE_1);
353 
354 	return ret;
355 }
356 
357 static const struct snd_kcontrol_new analogue_snd_controls[] = {
358 SOC_SINGLE_TLV("IN1L Volume", WM8993_LEFT_LINE_INPUT_1_2_VOLUME, 0, 31, 0,
359 	       inpga_tlv),
360 SOC_SINGLE("IN1L Switch", WM8993_LEFT_LINE_INPUT_1_2_VOLUME, 7, 1, 1),
361 SOC_SINGLE("IN1L ZC Switch", WM8993_LEFT_LINE_INPUT_1_2_VOLUME, 6, 1, 0),
362 
363 SOC_SINGLE_TLV("IN1R Volume", WM8993_RIGHT_LINE_INPUT_1_2_VOLUME, 0, 31, 0,
364 	       inpga_tlv),
365 SOC_SINGLE("IN1R Switch", WM8993_RIGHT_LINE_INPUT_1_2_VOLUME, 7, 1, 1),
366 SOC_SINGLE("IN1R ZC Switch", WM8993_RIGHT_LINE_INPUT_1_2_VOLUME, 6, 1, 0),
367 
368 
369 SOC_SINGLE_TLV("IN2L Volume", WM8993_LEFT_LINE_INPUT_3_4_VOLUME, 0, 31, 0,
370 	       inpga_tlv),
371 SOC_SINGLE("IN2L Switch", WM8993_LEFT_LINE_INPUT_3_4_VOLUME, 7, 1, 1),
372 SOC_SINGLE("IN2L ZC Switch", WM8993_LEFT_LINE_INPUT_3_4_VOLUME, 6, 1, 0),
373 
374 SOC_SINGLE_TLV("IN2R Volume", WM8993_RIGHT_LINE_INPUT_3_4_VOLUME, 0, 31, 0,
375 	       inpga_tlv),
376 SOC_SINGLE("IN2R Switch", WM8993_RIGHT_LINE_INPUT_3_4_VOLUME, 7, 1, 1),
377 SOC_SINGLE("IN2R ZC Switch", WM8993_RIGHT_LINE_INPUT_3_4_VOLUME, 6, 1, 0),
378 
379 SOC_SINGLE_TLV("MIXINL IN2L Volume", WM8993_INPUT_MIXER3, 7, 1, 0,
380 	       inmix_sw_tlv),
381 SOC_SINGLE_TLV("MIXINL IN1L Volume", WM8993_INPUT_MIXER3, 4, 1, 0,
382 	       inmix_sw_tlv),
383 SOC_SINGLE_TLV("MIXINL Output Record Volume", WM8993_INPUT_MIXER3, 0, 7, 0,
384 	       inmix_tlv),
385 SOC_SINGLE_TLV("MIXINL IN1LP Volume", WM8993_INPUT_MIXER5, 6, 7, 0, inmix_tlv),
386 SOC_SINGLE_TLV("MIXINL Direct Voice Volume", WM8993_INPUT_MIXER5, 0, 6, 0,
387 	       inmix_tlv),
388 
389 SOC_SINGLE_TLV("MIXINR IN2R Volume", WM8993_INPUT_MIXER4, 7, 1, 0,
390 	       inmix_sw_tlv),
391 SOC_SINGLE_TLV("MIXINR IN1R Volume", WM8993_INPUT_MIXER4, 4, 1, 0,
392 	       inmix_sw_tlv),
393 SOC_SINGLE_TLV("MIXINR Output Record Volume", WM8993_INPUT_MIXER4, 0, 7, 0,
394 	       inmix_tlv),
395 SOC_SINGLE_TLV("MIXINR IN1RP Volume", WM8993_INPUT_MIXER6, 6, 7, 0, inmix_tlv),
396 SOC_SINGLE_TLV("MIXINR Direct Voice Volume", WM8993_INPUT_MIXER6, 0, 6, 0,
397 	       inmix_tlv),
398 
399 SOC_SINGLE_TLV("Left Output Mixer IN2RN Volume", WM8993_OUTPUT_MIXER5, 6, 7, 1,
400 	       outmix_tlv),
401 SOC_SINGLE_TLV("Left Output Mixer IN2LN Volume", WM8993_OUTPUT_MIXER3, 6, 7, 1,
402 	       outmix_tlv),
403 SOC_SINGLE_TLV("Left Output Mixer IN2LP Volume", WM8993_OUTPUT_MIXER3, 9, 7, 1,
404 	       outmix_tlv),
405 SOC_SINGLE_TLV("Left Output Mixer IN1L Volume", WM8993_OUTPUT_MIXER3, 0, 7, 1,
406 	       outmix_tlv),
407 SOC_SINGLE_TLV("Left Output Mixer IN1R Volume", WM8993_OUTPUT_MIXER3, 3, 7, 1,
408 	       outmix_tlv),
409 SOC_SINGLE_TLV("Left Output Mixer Right Input Volume",
410 	       WM8993_OUTPUT_MIXER5, 3, 7, 1, outmix_tlv),
411 SOC_SINGLE_TLV("Left Output Mixer Left Input Volume",
412 	       WM8993_OUTPUT_MIXER5, 0, 7, 1, outmix_tlv),
413 SOC_SINGLE_TLV("Left Output Mixer DAC Volume", WM8993_OUTPUT_MIXER5, 9, 7, 1,
414 	       outmix_tlv),
415 
416 SOC_SINGLE_TLV("Right Output Mixer IN2LN Volume",
417 	       WM8993_OUTPUT_MIXER6, 6, 7, 1, outmix_tlv),
418 SOC_SINGLE_TLV("Right Output Mixer IN2RN Volume",
419 	       WM8993_OUTPUT_MIXER4, 6, 7, 1, outmix_tlv),
420 SOC_SINGLE_TLV("Right Output Mixer IN1L Volume",
421 	       WM8993_OUTPUT_MIXER4, 3, 7, 1, outmix_tlv),
422 SOC_SINGLE_TLV("Right Output Mixer IN1R Volume",
423 	       WM8993_OUTPUT_MIXER4, 0, 7, 1, outmix_tlv),
424 SOC_SINGLE_TLV("Right Output Mixer IN2RP Volume",
425 	       WM8993_OUTPUT_MIXER4, 9, 7, 1, outmix_tlv),
426 SOC_SINGLE_TLV("Right Output Mixer Left Input Volume",
427 	       WM8993_OUTPUT_MIXER6, 3, 7, 1, outmix_tlv),
428 SOC_SINGLE_TLV("Right Output Mixer Right Input Volume",
429 	       WM8993_OUTPUT_MIXER6, 6, 7, 1, outmix_tlv),
430 SOC_SINGLE_TLV("Right Output Mixer DAC Volume",
431 	       WM8993_OUTPUT_MIXER6, 9, 7, 1, outmix_tlv),
432 
433 SOC_DOUBLE_R_TLV("Output Volume", WM8993_LEFT_OPGA_VOLUME,
434 		 WM8993_RIGHT_OPGA_VOLUME, 0, 63, 0, outpga_tlv),
435 SOC_DOUBLE_R("Output Switch", WM8993_LEFT_OPGA_VOLUME,
436 	     WM8993_RIGHT_OPGA_VOLUME, 6, 1, 0),
437 SOC_DOUBLE_R("Output ZC Switch", WM8993_LEFT_OPGA_VOLUME,
438 	     WM8993_RIGHT_OPGA_VOLUME, 7, 1, 0),
439 
440 SOC_SINGLE("Earpiece Switch", WM8993_HPOUT2_VOLUME, 5, 1, 1),
441 SOC_SINGLE_TLV("Earpiece Volume", WM8993_HPOUT2_VOLUME, 4, 1, 1, earpiece_tlv),
442 
443 SOC_SINGLE_TLV("SPKL Input Volume", WM8993_SPKMIXL_ATTENUATION,
444 	       5, 1, 1, wm_hubs_spkmix_tlv),
445 SOC_SINGLE_TLV("SPKL IN1LP Volume", WM8993_SPKMIXL_ATTENUATION,
446 	       4, 1, 1, wm_hubs_spkmix_tlv),
447 SOC_SINGLE_TLV("SPKL Output Volume", WM8993_SPKMIXL_ATTENUATION,
448 	       3, 1, 1, wm_hubs_spkmix_tlv),
449 
450 SOC_SINGLE_TLV("SPKR Input Volume", WM8993_SPKMIXR_ATTENUATION,
451 	       5, 1, 1, wm_hubs_spkmix_tlv),
452 SOC_SINGLE_TLV("SPKR IN1RP Volume", WM8993_SPKMIXR_ATTENUATION,
453 	       4, 1, 1, wm_hubs_spkmix_tlv),
454 SOC_SINGLE_TLV("SPKR Output Volume", WM8993_SPKMIXR_ATTENUATION,
455 	       3, 1, 1, wm_hubs_spkmix_tlv),
456 
457 SOC_DOUBLE_R_TLV("Speaker Mixer Volume",
458 		 WM8993_SPKMIXL_ATTENUATION, WM8993_SPKMIXR_ATTENUATION,
459 		 0, 3, 1, spkmixout_tlv),
460 SOC_DOUBLE_R_TLV("Speaker Volume",
461 		 WM8993_SPEAKER_VOLUME_LEFT, WM8993_SPEAKER_VOLUME_RIGHT,
462 		 0, 63, 0, outpga_tlv),
463 SOC_DOUBLE_R("Speaker Switch",
464 	     WM8993_SPEAKER_VOLUME_LEFT, WM8993_SPEAKER_VOLUME_RIGHT,
465 	     6, 1, 0),
466 SOC_DOUBLE_R("Speaker ZC Switch",
467 	     WM8993_SPEAKER_VOLUME_LEFT, WM8993_SPEAKER_VOLUME_RIGHT,
468 	     7, 1, 0),
469 SOC_DOUBLE_TLV("Speaker Boost Volume", WM8993_SPKOUT_BOOST, 3, 0, 7, 0,
470 	       spkboost_tlv),
471 SOC_ENUM("Speaker Reference", speaker_ref),
472 SOC_ENUM("Speaker Mode", speaker_mode),
473 
474 SOC_DOUBLE_R_EXT_TLV("Headphone Volume",
475 		     WM8993_LEFT_OUTPUT_VOLUME, WM8993_RIGHT_OUTPUT_VOLUME,
476 		     0, 63, 0, snd_soc_get_volsw, wm8993_put_dc_servo,
477 		     outpga_tlv),
478 
479 SOC_DOUBLE_R("Headphone Switch", WM8993_LEFT_OUTPUT_VOLUME,
480 	     WM8993_RIGHT_OUTPUT_VOLUME, 6, 1, 0),
481 SOC_DOUBLE_R("Headphone ZC Switch", WM8993_LEFT_OUTPUT_VOLUME,
482 	     WM8993_RIGHT_OUTPUT_VOLUME, 7, 1, 0),
483 
484 SOC_SINGLE("LINEOUT1N Switch", WM8993_LINE_OUTPUTS_VOLUME, 6, 1, 1),
485 SOC_SINGLE("LINEOUT1P Switch", WM8993_LINE_OUTPUTS_VOLUME, 5, 1, 1),
486 SOC_SINGLE_TLV("LINEOUT1 Volume", WM8993_LINE_OUTPUTS_VOLUME, 4, 1, 1,
487 	       line_tlv),
488 
489 SOC_SINGLE("LINEOUT2N Switch", WM8993_LINE_OUTPUTS_VOLUME, 2, 1, 1),
490 SOC_SINGLE("LINEOUT2P Switch", WM8993_LINE_OUTPUTS_VOLUME, 1, 1, 1),
491 SOC_SINGLE_TLV("LINEOUT2 Volume", WM8993_LINE_OUTPUTS_VOLUME, 0, 1, 1,
492 	       line_tlv),
493 };
494 
495 static int hp_supply_event(struct snd_soc_dapm_widget *w,
496 			   struct snd_kcontrol *kcontrol, int event)
497 {
498 	struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
499 	struct wm_hubs_data *hubs = snd_soc_component_get_drvdata(component);
500 
501 	switch (event) {
502 	case SND_SOC_DAPM_PRE_PMU:
503 		switch (hubs->hp_startup_mode) {
504 		case 0:
505 			break;
506 		case 1:
507 			/* Enable the headphone amp */
508 			snd_soc_component_update_bits(component, WM8993_POWER_MANAGEMENT_1,
509 					    WM8993_HPOUT1L_ENA |
510 					    WM8993_HPOUT1R_ENA,
511 					    WM8993_HPOUT1L_ENA |
512 					    WM8993_HPOUT1R_ENA);
513 
514 			/* Enable the second stage */
515 			snd_soc_component_update_bits(component, WM8993_ANALOGUE_HP_0,
516 					    WM8993_HPOUT1L_DLY |
517 					    WM8993_HPOUT1R_DLY,
518 					    WM8993_HPOUT1L_DLY |
519 					    WM8993_HPOUT1R_DLY);
520 			break;
521 		default:
522 			dev_err(component->dev, "Unknown HP startup mode %d\n",
523 				hubs->hp_startup_mode);
524 			break;
525 		}
526 		break;
527 
528 	case SND_SOC_DAPM_PRE_PMD:
529 		snd_soc_component_update_bits(component, WM8993_CHARGE_PUMP_1,
530 				    WM8993_CP_ENA, 0);
531 		break;
532 	}
533 
534 	return 0;
535 }
536 
537 static int hp_event(struct snd_soc_dapm_widget *w,
538 		    struct snd_kcontrol *kcontrol, int event)
539 {
540 	struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
541 	unsigned int reg = snd_soc_component_read32(component, WM8993_ANALOGUE_HP_0);
542 
543 	switch (event) {
544 	case SND_SOC_DAPM_POST_PMU:
545 		snd_soc_component_update_bits(component, WM8993_CHARGE_PUMP_1,
546 				    WM8993_CP_ENA, WM8993_CP_ENA);
547 
548 		msleep(5);
549 
550 		snd_soc_component_update_bits(component, WM8993_POWER_MANAGEMENT_1,
551 				    WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA,
552 				    WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA);
553 
554 		reg |= WM8993_HPOUT1L_DLY | WM8993_HPOUT1R_DLY;
555 		snd_soc_component_write(component, WM8993_ANALOGUE_HP_0, reg);
556 
557 		snd_soc_component_update_bits(component, WM8993_DC_SERVO_1,
558 				    WM8993_DCS_TIMER_PERIOD_01_MASK, 0);
559 
560 		enable_dc_servo(component);
561 
562 		reg |= WM8993_HPOUT1R_OUTP | WM8993_HPOUT1R_RMV_SHORT |
563 			WM8993_HPOUT1L_OUTP | WM8993_HPOUT1L_RMV_SHORT;
564 		snd_soc_component_write(component, WM8993_ANALOGUE_HP_0, reg);
565 		break;
566 
567 	case SND_SOC_DAPM_PRE_PMD:
568 		snd_soc_component_update_bits(component, WM8993_ANALOGUE_HP_0,
569 				    WM8993_HPOUT1L_OUTP |
570 				    WM8993_HPOUT1R_OUTP |
571 				    WM8993_HPOUT1L_RMV_SHORT |
572 				    WM8993_HPOUT1R_RMV_SHORT, 0);
573 
574 		snd_soc_component_update_bits(component, WM8993_ANALOGUE_HP_0,
575 				    WM8993_HPOUT1L_DLY |
576 				    WM8993_HPOUT1R_DLY, 0);
577 
578 		snd_soc_component_write(component, WM8993_DC_SERVO_0, 0);
579 
580 		snd_soc_component_update_bits(component, WM8993_POWER_MANAGEMENT_1,
581 				    WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA,
582 				    0);
583 		break;
584 	}
585 
586 	return 0;
587 }
588 
589 static int earpiece_event(struct snd_soc_dapm_widget *w,
590 			  struct snd_kcontrol *control, int event)
591 {
592 	struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
593 	u16 reg = snd_soc_component_read32(component, WM8993_ANTIPOP1) & ~WM8993_HPOUT2_IN_ENA;
594 
595 	switch (event) {
596 	case SND_SOC_DAPM_PRE_PMU:
597 		reg |= WM8993_HPOUT2_IN_ENA;
598 		snd_soc_component_write(component, WM8993_ANTIPOP1, reg);
599 		udelay(50);
600 		break;
601 
602 	case SND_SOC_DAPM_POST_PMD:
603 		snd_soc_component_write(component, WM8993_ANTIPOP1, reg);
604 		break;
605 
606 	default:
607 		WARN(1, "Invalid event %d\n", event);
608 		break;
609 	}
610 
611 	return 0;
612 }
613 
614 static int lineout_event(struct snd_soc_dapm_widget *w,
615 			 struct snd_kcontrol *control, int event)
616 {
617 	struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
618 	struct wm_hubs_data *hubs = snd_soc_component_get_drvdata(component);
619 	bool *flag;
620 
621 	switch (w->shift) {
622 	case WM8993_LINEOUT1N_ENA_SHIFT:
623 		flag = &hubs->lineout1n_ena;
624 		break;
625 	case WM8993_LINEOUT1P_ENA_SHIFT:
626 		flag = &hubs->lineout1p_ena;
627 		break;
628 	case WM8993_LINEOUT2N_ENA_SHIFT:
629 		flag = &hubs->lineout2n_ena;
630 		break;
631 	case WM8993_LINEOUT2P_ENA_SHIFT:
632 		flag = &hubs->lineout2p_ena;
633 		break;
634 	default:
635 		WARN(1, "Unknown line output");
636 		return -EINVAL;
637 	}
638 
639 	*flag = SND_SOC_DAPM_EVENT_ON(event);
640 
641 	return 0;
642 }
643 
644 static int micbias_event(struct snd_soc_dapm_widget *w,
645 			 struct snd_kcontrol *kcontrol, int event)
646 {
647 	struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
648 	struct wm_hubs_data *hubs = snd_soc_component_get_drvdata(component);
649 
650 	switch (w->shift) {
651 	case WM8993_MICB1_ENA_SHIFT:
652 		if (hubs->micb1_delay)
653 			msleep(hubs->micb1_delay);
654 		break;
655 	case WM8993_MICB2_ENA_SHIFT:
656 		if (hubs->micb2_delay)
657 			msleep(hubs->micb2_delay);
658 		break;
659 	default:
660 		return -EINVAL;
661 	}
662 
663 	return 0;
664 }
665 
666 void wm_hubs_update_class_w(struct snd_soc_component *component)
667 {
668 	struct wm_hubs_data *hubs = snd_soc_component_get_drvdata(component);
669 	int enable = WM8993_CP_DYN_V | WM8993_CP_DYN_FREQ;
670 
671 	if (!wm_hubs_dac_hp_direct(component))
672 		enable = false;
673 
674 	if (hubs->check_class_w_digital && !hubs->check_class_w_digital(component))
675 		enable = false;
676 
677 	dev_vdbg(component->dev, "Class W %s\n", enable ? "enabled" : "disabled");
678 
679 	snd_soc_component_update_bits(component, WM8993_CLASS_W_0,
680 			    WM8993_CP_DYN_V | WM8993_CP_DYN_FREQ, enable);
681 
682 	snd_soc_component_write(component, WM8993_LEFT_OUTPUT_VOLUME,
683 		      snd_soc_component_read32(component, WM8993_LEFT_OUTPUT_VOLUME));
684 	snd_soc_component_write(component, WM8993_RIGHT_OUTPUT_VOLUME,
685 		      snd_soc_component_read32(component, WM8993_RIGHT_OUTPUT_VOLUME));
686 }
687 EXPORT_SYMBOL_GPL(wm_hubs_update_class_w);
688 
689 #define WM_HUBS_SINGLE_W(xname, reg, shift, max, invert) \
690 	SOC_SINGLE_EXT(xname, reg, shift, max, invert, \
691 		snd_soc_dapm_get_volsw, class_w_put_volsw)
692 
693 static int class_w_put_volsw(struct snd_kcontrol *kcontrol,
694 			      struct snd_ctl_elem_value *ucontrol)
695 {
696 	struct snd_soc_component *component = snd_soc_dapm_kcontrol_component(kcontrol);
697 	int ret;
698 
699 	ret = snd_soc_dapm_put_volsw(kcontrol, ucontrol);
700 
701 	wm_hubs_update_class_w(component);
702 
703 	return ret;
704 }
705 
706 #define WM_HUBS_ENUM_W(xname, xenum) \
707 {	.iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
708 	.info = snd_soc_info_enum_double, \
709 	.get = snd_soc_dapm_get_enum_double, \
710 	.put = class_w_put_double, \
711 	.private_value = (unsigned long)&xenum }
712 
713 static int class_w_put_double(struct snd_kcontrol *kcontrol,
714 			      struct snd_ctl_elem_value *ucontrol)
715 {
716 	struct snd_soc_component *component = snd_soc_dapm_kcontrol_component(kcontrol);
717 	int ret;
718 
719 	ret = snd_soc_dapm_put_enum_double(kcontrol, ucontrol);
720 
721 	wm_hubs_update_class_w(component);
722 
723 	return ret;
724 }
725 
726 static const char *hp_mux_text[] = {
727 	"Mixer",
728 	"DAC",
729 };
730 
731 static SOC_ENUM_SINGLE_DECL(hpl_enum,
732 			    WM8993_OUTPUT_MIXER1, 8, hp_mux_text);
733 
734 const struct snd_kcontrol_new wm_hubs_hpl_mux =
735 	WM_HUBS_ENUM_W("Left Headphone Mux", hpl_enum);
736 EXPORT_SYMBOL_GPL(wm_hubs_hpl_mux);
737 
738 static SOC_ENUM_SINGLE_DECL(hpr_enum,
739 			    WM8993_OUTPUT_MIXER2, 8, hp_mux_text);
740 
741 const struct snd_kcontrol_new wm_hubs_hpr_mux =
742 	WM_HUBS_ENUM_W("Right Headphone Mux", hpr_enum);
743 EXPORT_SYMBOL_GPL(wm_hubs_hpr_mux);
744 
745 static const struct snd_kcontrol_new in1l_pga[] = {
746 SOC_DAPM_SINGLE("IN1LP Switch", WM8993_INPUT_MIXER2, 5, 1, 0),
747 SOC_DAPM_SINGLE("IN1LN Switch", WM8993_INPUT_MIXER2, 4, 1, 0),
748 };
749 
750 static const struct snd_kcontrol_new in1r_pga[] = {
751 SOC_DAPM_SINGLE("IN1RP Switch", WM8993_INPUT_MIXER2, 1, 1, 0),
752 SOC_DAPM_SINGLE("IN1RN Switch", WM8993_INPUT_MIXER2, 0, 1, 0),
753 };
754 
755 static const struct snd_kcontrol_new in2l_pga[] = {
756 SOC_DAPM_SINGLE("IN2LP Switch", WM8993_INPUT_MIXER2, 7, 1, 0),
757 SOC_DAPM_SINGLE("IN2LN Switch", WM8993_INPUT_MIXER2, 6, 1, 0),
758 };
759 
760 static const struct snd_kcontrol_new in2r_pga[] = {
761 SOC_DAPM_SINGLE("IN2RP Switch", WM8993_INPUT_MIXER2, 3, 1, 0),
762 SOC_DAPM_SINGLE("IN2RN Switch", WM8993_INPUT_MIXER2, 2, 1, 0),
763 };
764 
765 static const struct snd_kcontrol_new mixinl[] = {
766 SOC_DAPM_SINGLE("IN2L Switch", WM8993_INPUT_MIXER3, 8, 1, 0),
767 SOC_DAPM_SINGLE("IN1L Switch", WM8993_INPUT_MIXER3, 5, 1, 0),
768 };
769 
770 static const struct snd_kcontrol_new mixinr[] = {
771 SOC_DAPM_SINGLE("IN2R Switch", WM8993_INPUT_MIXER4, 8, 1, 0),
772 SOC_DAPM_SINGLE("IN1R Switch", WM8993_INPUT_MIXER4, 5, 1, 0),
773 };
774 
775 static const struct snd_kcontrol_new left_output_mixer[] = {
776 WM_HUBS_SINGLE_W("Right Input Switch", WM8993_OUTPUT_MIXER1, 7, 1, 0),
777 WM_HUBS_SINGLE_W("Left Input Switch", WM8993_OUTPUT_MIXER1, 6, 1, 0),
778 WM_HUBS_SINGLE_W("IN2RN Switch", WM8993_OUTPUT_MIXER1, 5, 1, 0),
779 WM_HUBS_SINGLE_W("IN2LN Switch", WM8993_OUTPUT_MIXER1, 4, 1, 0),
780 WM_HUBS_SINGLE_W("IN2LP Switch", WM8993_OUTPUT_MIXER1, 1, 1, 0),
781 WM_HUBS_SINGLE_W("IN1R Switch", WM8993_OUTPUT_MIXER1, 3, 1, 0),
782 WM_HUBS_SINGLE_W("IN1L Switch", WM8993_OUTPUT_MIXER1, 2, 1, 0),
783 WM_HUBS_SINGLE_W("DAC Switch", WM8993_OUTPUT_MIXER1, 0, 1, 0),
784 };
785 
786 static const struct snd_kcontrol_new right_output_mixer[] = {
787 WM_HUBS_SINGLE_W("Left Input Switch", WM8993_OUTPUT_MIXER2, 7, 1, 0),
788 WM_HUBS_SINGLE_W("Right Input Switch", WM8993_OUTPUT_MIXER2, 6, 1, 0),
789 WM_HUBS_SINGLE_W("IN2LN Switch", WM8993_OUTPUT_MIXER2, 5, 1, 0),
790 WM_HUBS_SINGLE_W("IN2RN Switch", WM8993_OUTPUT_MIXER2, 4, 1, 0),
791 WM_HUBS_SINGLE_W("IN1L Switch", WM8993_OUTPUT_MIXER2, 3, 1, 0),
792 WM_HUBS_SINGLE_W("IN1R Switch", WM8993_OUTPUT_MIXER2, 2, 1, 0),
793 WM_HUBS_SINGLE_W("IN2RP Switch", WM8993_OUTPUT_MIXER2, 1, 1, 0),
794 WM_HUBS_SINGLE_W("DAC Switch", WM8993_OUTPUT_MIXER2, 0, 1, 0),
795 };
796 
797 static const struct snd_kcontrol_new earpiece_mixer[] = {
798 SOC_DAPM_SINGLE("Direct Voice Switch", WM8993_HPOUT2_MIXER, 5, 1, 0),
799 SOC_DAPM_SINGLE("Left Output Switch", WM8993_HPOUT2_MIXER, 4, 1, 0),
800 SOC_DAPM_SINGLE("Right Output Switch", WM8993_HPOUT2_MIXER, 3, 1, 0),
801 };
802 
803 static const struct snd_kcontrol_new left_speaker_boost[] = {
804 SOC_DAPM_SINGLE("Direct Voice Switch", WM8993_SPKOUT_MIXERS, 5, 1, 0),
805 SOC_DAPM_SINGLE("SPKL Switch", WM8993_SPKOUT_MIXERS, 4, 1, 0),
806 SOC_DAPM_SINGLE("SPKR Switch", WM8993_SPKOUT_MIXERS, 3, 1, 0),
807 };
808 
809 static const struct snd_kcontrol_new right_speaker_boost[] = {
810 SOC_DAPM_SINGLE("Direct Voice Switch", WM8993_SPKOUT_MIXERS, 2, 1, 0),
811 SOC_DAPM_SINGLE("SPKL Switch", WM8993_SPKOUT_MIXERS, 1, 1, 0),
812 SOC_DAPM_SINGLE("SPKR Switch", WM8993_SPKOUT_MIXERS, 0, 1, 0),
813 };
814 
815 static const struct snd_kcontrol_new line1_mix[] = {
816 SOC_DAPM_SINGLE("IN1R Switch", WM8993_LINE_MIXER1, 2, 1, 0),
817 SOC_DAPM_SINGLE("IN1L Switch", WM8993_LINE_MIXER1, 1, 1, 0),
818 SOC_DAPM_SINGLE("Output Switch", WM8993_LINE_MIXER1, 0, 1, 0),
819 };
820 
821 static const struct snd_kcontrol_new line1n_mix[] = {
822 SOC_DAPM_SINGLE("Left Output Switch", WM8993_LINE_MIXER1, 6, 1, 0),
823 SOC_DAPM_SINGLE("Right Output Switch", WM8993_LINE_MIXER1, 5, 1, 0),
824 };
825 
826 static const struct snd_kcontrol_new line1p_mix[] = {
827 SOC_DAPM_SINGLE("Left Output Switch", WM8993_LINE_MIXER1, 0, 1, 0),
828 };
829 
830 static const struct snd_kcontrol_new line2_mix[] = {
831 SOC_DAPM_SINGLE("IN1L Switch", WM8993_LINE_MIXER2, 2, 1, 0),
832 SOC_DAPM_SINGLE("IN1R Switch", WM8993_LINE_MIXER2, 1, 1, 0),
833 SOC_DAPM_SINGLE("Output Switch", WM8993_LINE_MIXER2, 0, 1, 0),
834 };
835 
836 static const struct snd_kcontrol_new line2n_mix[] = {
837 SOC_DAPM_SINGLE("Left Output Switch", WM8993_LINE_MIXER2, 5, 1, 0),
838 SOC_DAPM_SINGLE("Right Output Switch", WM8993_LINE_MIXER2, 6, 1, 0),
839 };
840 
841 static const struct snd_kcontrol_new line2p_mix[] = {
842 SOC_DAPM_SINGLE("Right Output Switch", WM8993_LINE_MIXER2, 0, 1, 0),
843 };
844 
845 static const struct snd_soc_dapm_widget analogue_dapm_widgets[] = {
846 SND_SOC_DAPM_INPUT("IN1LN"),
847 SND_SOC_DAPM_INPUT("IN1LP"),
848 SND_SOC_DAPM_INPUT("IN2LN"),
849 SND_SOC_DAPM_INPUT("IN2LP:VXRN"),
850 SND_SOC_DAPM_INPUT("IN1RN"),
851 SND_SOC_DAPM_INPUT("IN1RP"),
852 SND_SOC_DAPM_INPUT("IN2RN"),
853 SND_SOC_DAPM_INPUT("IN2RP:VXRP"),
854 
855 SND_SOC_DAPM_SUPPLY("MICBIAS2", WM8993_POWER_MANAGEMENT_1, 5, 0,
856 		    micbias_event, SND_SOC_DAPM_POST_PMU),
857 SND_SOC_DAPM_SUPPLY("MICBIAS1", WM8993_POWER_MANAGEMENT_1, 4, 0,
858 		    micbias_event, SND_SOC_DAPM_POST_PMU),
859 
860 SND_SOC_DAPM_MIXER("IN1L PGA", WM8993_POWER_MANAGEMENT_2, 6, 0,
861 		   in1l_pga, ARRAY_SIZE(in1l_pga)),
862 SND_SOC_DAPM_MIXER("IN1R PGA", WM8993_POWER_MANAGEMENT_2, 4, 0,
863 		   in1r_pga, ARRAY_SIZE(in1r_pga)),
864 
865 SND_SOC_DAPM_MIXER("IN2L PGA", WM8993_POWER_MANAGEMENT_2, 7, 0,
866 		   in2l_pga, ARRAY_SIZE(in2l_pga)),
867 SND_SOC_DAPM_MIXER("IN2R PGA", WM8993_POWER_MANAGEMENT_2, 5, 0,
868 		   in2r_pga, ARRAY_SIZE(in2r_pga)),
869 
870 SND_SOC_DAPM_MIXER("MIXINL", WM8993_POWER_MANAGEMENT_2, 9, 0,
871 		   mixinl, ARRAY_SIZE(mixinl)),
872 SND_SOC_DAPM_MIXER("MIXINR", WM8993_POWER_MANAGEMENT_2, 8, 0,
873 		   mixinr, ARRAY_SIZE(mixinr)),
874 
875 SND_SOC_DAPM_MIXER("Left Output Mixer", WM8993_POWER_MANAGEMENT_3, 5, 0,
876 		   left_output_mixer, ARRAY_SIZE(left_output_mixer)),
877 SND_SOC_DAPM_MIXER("Right Output Mixer", WM8993_POWER_MANAGEMENT_3, 4, 0,
878 		   right_output_mixer, ARRAY_SIZE(right_output_mixer)),
879 
880 SND_SOC_DAPM_PGA("Left Output PGA", WM8993_POWER_MANAGEMENT_3, 7, 0, NULL, 0),
881 SND_SOC_DAPM_PGA("Right Output PGA", WM8993_POWER_MANAGEMENT_3, 6, 0, NULL, 0),
882 
883 SND_SOC_DAPM_SUPPLY("Headphone Supply", SND_SOC_NOPM, 0, 0, hp_supply_event,
884 		    SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_PRE_PMD),
885 SND_SOC_DAPM_OUT_DRV_E("Headphone PGA", SND_SOC_NOPM, 0, 0, NULL, 0,
886 		       hp_event, SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
887 
888 SND_SOC_DAPM_MIXER("Earpiece Mixer", SND_SOC_NOPM, 0, 0,
889 		   earpiece_mixer, ARRAY_SIZE(earpiece_mixer)),
890 SND_SOC_DAPM_PGA_E("Earpiece Driver", WM8993_POWER_MANAGEMENT_1, 11, 0,
891 		   NULL, 0, earpiece_event,
892 		   SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
893 
894 SND_SOC_DAPM_MIXER("SPKL Boost", SND_SOC_NOPM, 0, 0,
895 		   left_speaker_boost, ARRAY_SIZE(left_speaker_boost)),
896 SND_SOC_DAPM_MIXER("SPKR Boost", SND_SOC_NOPM, 0, 0,
897 		   right_speaker_boost, ARRAY_SIZE(right_speaker_boost)),
898 
899 SND_SOC_DAPM_SUPPLY("TSHUT", WM8993_POWER_MANAGEMENT_2, 14, 0, NULL, 0),
900 SND_SOC_DAPM_OUT_DRV("SPKL Driver", WM8993_POWER_MANAGEMENT_1, 12, 0,
901 		     NULL, 0),
902 SND_SOC_DAPM_OUT_DRV("SPKR Driver", WM8993_POWER_MANAGEMENT_1, 13, 0,
903 		     NULL, 0),
904 
905 SND_SOC_DAPM_MIXER("LINEOUT1 Mixer", SND_SOC_NOPM, 0, 0,
906 		   line1_mix, ARRAY_SIZE(line1_mix)),
907 SND_SOC_DAPM_MIXER("LINEOUT2 Mixer", SND_SOC_NOPM, 0, 0,
908 		   line2_mix, ARRAY_SIZE(line2_mix)),
909 
910 SND_SOC_DAPM_MIXER("LINEOUT1N Mixer", SND_SOC_NOPM, 0, 0,
911 		   line1n_mix, ARRAY_SIZE(line1n_mix)),
912 SND_SOC_DAPM_MIXER("LINEOUT1P Mixer", SND_SOC_NOPM, 0, 0,
913 		   line1p_mix, ARRAY_SIZE(line1p_mix)),
914 SND_SOC_DAPM_MIXER("LINEOUT2N Mixer", SND_SOC_NOPM, 0, 0,
915 		   line2n_mix, ARRAY_SIZE(line2n_mix)),
916 SND_SOC_DAPM_MIXER("LINEOUT2P Mixer", SND_SOC_NOPM, 0, 0,
917 		   line2p_mix, ARRAY_SIZE(line2p_mix)),
918 
919 SND_SOC_DAPM_OUT_DRV_E("LINEOUT1N Driver", WM8993_POWER_MANAGEMENT_3, 13, 0,
920 		       NULL, 0, lineout_event,
921 		     SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
922 SND_SOC_DAPM_OUT_DRV_E("LINEOUT1P Driver", WM8993_POWER_MANAGEMENT_3, 12, 0,
923 		       NULL, 0, lineout_event,
924 		       SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
925 SND_SOC_DAPM_OUT_DRV_E("LINEOUT2N Driver", WM8993_POWER_MANAGEMENT_3, 11, 0,
926 		       NULL, 0, lineout_event,
927 		       SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
928 SND_SOC_DAPM_OUT_DRV_E("LINEOUT2P Driver", WM8993_POWER_MANAGEMENT_3, 10, 0,
929 		       NULL, 0, lineout_event,
930 		       SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
931 
932 SND_SOC_DAPM_OUTPUT("SPKOUTLP"),
933 SND_SOC_DAPM_OUTPUT("SPKOUTLN"),
934 SND_SOC_DAPM_OUTPUT("SPKOUTRP"),
935 SND_SOC_DAPM_OUTPUT("SPKOUTRN"),
936 SND_SOC_DAPM_OUTPUT("HPOUT1L"),
937 SND_SOC_DAPM_OUTPUT("HPOUT1R"),
938 SND_SOC_DAPM_OUTPUT("HPOUT2P"),
939 SND_SOC_DAPM_OUTPUT("HPOUT2N"),
940 SND_SOC_DAPM_OUTPUT("LINEOUT1P"),
941 SND_SOC_DAPM_OUTPUT("LINEOUT1N"),
942 SND_SOC_DAPM_OUTPUT("LINEOUT2P"),
943 SND_SOC_DAPM_OUTPUT("LINEOUT2N"),
944 };
945 
946 static const struct snd_soc_dapm_route analogue_routes[] = {
947 	{ "MICBIAS1", NULL, "CLK_SYS" },
948 	{ "MICBIAS2", NULL, "CLK_SYS" },
949 
950 	{ "IN1L PGA", "IN1LP Switch", "IN1LP" },
951 	{ "IN1L PGA", "IN1LN Switch", "IN1LN" },
952 
953 	{ "IN1L PGA", NULL, "VMID" },
954 	{ "IN1R PGA", NULL, "VMID" },
955 	{ "IN2L PGA", NULL, "VMID" },
956 	{ "IN2R PGA", NULL, "VMID" },
957 
958 	{ "IN1R PGA", "IN1RP Switch", "IN1RP" },
959 	{ "IN1R PGA", "IN1RN Switch", "IN1RN" },
960 
961 	{ "IN2L PGA", "IN2LP Switch", "IN2LP:VXRN" },
962 	{ "IN2L PGA", "IN2LN Switch", "IN2LN" },
963 
964 	{ "IN2R PGA", "IN2RP Switch", "IN2RP:VXRP" },
965 	{ "IN2R PGA", "IN2RN Switch", "IN2RN" },
966 
967 	{ "Direct Voice", NULL, "IN2LP:VXRN" },
968 	{ "Direct Voice", NULL, "IN2RP:VXRP" },
969 
970 	{ "MIXINL", "IN1L Switch", "IN1L PGA" },
971 	{ "MIXINL", "IN2L Switch", "IN2L PGA" },
972 	{ "MIXINL", NULL, "Direct Voice" },
973 	{ "MIXINL", NULL, "IN1LP" },
974 	{ "MIXINL", NULL, "Left Output Mixer" },
975 	{ "MIXINL", NULL, "VMID" },
976 
977 	{ "MIXINR", "IN1R Switch", "IN1R PGA" },
978 	{ "MIXINR", "IN2R Switch", "IN2R PGA" },
979 	{ "MIXINR", NULL, "Direct Voice" },
980 	{ "MIXINR", NULL, "IN1RP" },
981 	{ "MIXINR", NULL, "Right Output Mixer" },
982 	{ "MIXINR", NULL, "VMID" },
983 
984 	{ "ADCL", NULL, "MIXINL" },
985 	{ "ADCR", NULL, "MIXINR" },
986 
987 	{ "Left Output Mixer", "Left Input Switch", "MIXINL" },
988 	{ "Left Output Mixer", "Right Input Switch", "MIXINR" },
989 	{ "Left Output Mixer", "IN2RN Switch", "IN2RN" },
990 	{ "Left Output Mixer", "IN2LN Switch", "IN2LN" },
991 	{ "Left Output Mixer", "IN2LP Switch", "IN2LP:VXRN" },
992 	{ "Left Output Mixer", "IN1L Switch", "IN1L PGA" },
993 	{ "Left Output Mixer", "IN1R Switch", "IN1R PGA" },
994 
995 	{ "Right Output Mixer", "Left Input Switch", "MIXINL" },
996 	{ "Right Output Mixer", "Right Input Switch", "MIXINR" },
997 	{ "Right Output Mixer", "IN2LN Switch", "IN2LN" },
998 	{ "Right Output Mixer", "IN2RN Switch", "IN2RN" },
999 	{ "Right Output Mixer", "IN2RP Switch", "IN2RP:VXRP" },
1000 	{ "Right Output Mixer", "IN1L Switch", "IN1L PGA" },
1001 	{ "Right Output Mixer", "IN1R Switch", "IN1R PGA" },
1002 
1003 	{ "Left Output PGA", NULL, "Left Output Mixer" },
1004 	{ "Left Output PGA", NULL, "TOCLK" },
1005 
1006 	{ "Right Output PGA", NULL, "Right Output Mixer" },
1007 	{ "Right Output PGA", NULL, "TOCLK" },
1008 
1009 	{ "Earpiece Mixer", "Direct Voice Switch", "Direct Voice" },
1010 	{ "Earpiece Mixer", "Left Output Switch", "Left Output PGA" },
1011 	{ "Earpiece Mixer", "Right Output Switch", "Right Output PGA" },
1012 
1013 	{ "Earpiece Driver", NULL, "VMID" },
1014 	{ "Earpiece Driver", NULL, "Earpiece Mixer" },
1015 	{ "HPOUT2N", NULL, "Earpiece Driver" },
1016 	{ "HPOUT2P", NULL, "Earpiece Driver" },
1017 
1018 	{ "SPKL", "Input Switch", "MIXINL" },
1019 	{ "SPKL", "IN1LP Switch", "IN1LP" },
1020 	{ "SPKL", "Output Switch", "Left Output PGA" },
1021 	{ "SPKL", NULL, "TOCLK" },
1022 
1023 	{ "SPKR", "Input Switch", "MIXINR" },
1024 	{ "SPKR", "IN1RP Switch", "IN1RP" },
1025 	{ "SPKR", "Output Switch", "Right Output PGA" },
1026 	{ "SPKR", NULL, "TOCLK" },
1027 
1028 	{ "SPKL Boost", "Direct Voice Switch", "Direct Voice" },
1029 	{ "SPKL Boost", "SPKL Switch", "SPKL" },
1030 	{ "SPKL Boost", "SPKR Switch", "SPKR" },
1031 
1032 	{ "SPKR Boost", "Direct Voice Switch", "Direct Voice" },
1033 	{ "SPKR Boost", "SPKR Switch", "SPKR" },
1034 	{ "SPKR Boost", "SPKL Switch", "SPKL" },
1035 
1036 	{ "SPKL Driver", NULL, "VMID" },
1037 	{ "SPKL Driver", NULL, "SPKL Boost" },
1038 	{ "SPKL Driver", NULL, "CLK_SYS" },
1039 	{ "SPKL Driver", NULL, "TSHUT" },
1040 
1041 	{ "SPKR Driver", NULL, "VMID" },
1042 	{ "SPKR Driver", NULL, "SPKR Boost" },
1043 	{ "SPKR Driver", NULL, "CLK_SYS" },
1044 	{ "SPKR Driver", NULL, "TSHUT" },
1045 
1046 	{ "SPKOUTLP", NULL, "SPKL Driver" },
1047 	{ "SPKOUTLN", NULL, "SPKL Driver" },
1048 	{ "SPKOUTRP", NULL, "SPKR Driver" },
1049 	{ "SPKOUTRN", NULL, "SPKR Driver" },
1050 
1051 	{ "Left Headphone Mux", "Mixer", "Left Output PGA" },
1052 	{ "Right Headphone Mux", "Mixer", "Right Output PGA" },
1053 
1054 	{ "Headphone PGA", NULL, "Left Headphone Mux" },
1055 	{ "Headphone PGA", NULL, "Right Headphone Mux" },
1056 	{ "Headphone PGA", NULL, "VMID" },
1057 	{ "Headphone PGA", NULL, "CLK_SYS" },
1058 	{ "Headphone PGA", NULL, "Headphone Supply" },
1059 
1060 	{ "HPOUT1L", NULL, "Headphone PGA" },
1061 	{ "HPOUT1R", NULL, "Headphone PGA" },
1062 
1063 	{ "LINEOUT1N Driver", NULL, "VMID" },
1064 	{ "LINEOUT1P Driver", NULL, "VMID" },
1065 	{ "LINEOUT2N Driver", NULL, "VMID" },
1066 	{ "LINEOUT2P Driver", NULL, "VMID" },
1067 
1068 	{ "LINEOUT1N", NULL, "LINEOUT1N Driver" },
1069 	{ "LINEOUT1P", NULL, "LINEOUT1P Driver" },
1070 	{ "LINEOUT2N", NULL, "LINEOUT2N Driver" },
1071 	{ "LINEOUT2P", NULL, "LINEOUT2P Driver" },
1072 };
1073 
1074 static const struct snd_soc_dapm_route lineout1_diff_routes[] = {
1075 	{ "LINEOUT1 Mixer", "IN1L Switch", "IN1L PGA" },
1076 	{ "LINEOUT1 Mixer", "IN1R Switch", "IN1R PGA" },
1077 	{ "LINEOUT1 Mixer", "Output Switch", "Left Output PGA" },
1078 
1079 	{ "LINEOUT1N Driver", NULL, "LINEOUT1 Mixer" },
1080 	{ "LINEOUT1P Driver", NULL, "LINEOUT1 Mixer" },
1081 };
1082 
1083 static const struct snd_soc_dapm_route lineout1_se_routes[] = {
1084 	{ "LINEOUT1N Mixer", "Left Output Switch", "Left Output PGA" },
1085 	{ "LINEOUT1N Mixer", "Right Output Switch", "Right Output PGA" },
1086 
1087 	{ "LINEOUT1P Mixer", "Left Output Switch", "Left Output PGA" },
1088 
1089 	{ "LINEOUT1N Driver", NULL, "LINEOUT1N Mixer" },
1090 	{ "LINEOUT1P Driver", NULL, "LINEOUT1P Mixer" },
1091 };
1092 
1093 static const struct snd_soc_dapm_route lineout2_diff_routes[] = {
1094 	{ "LINEOUT2 Mixer", "IN1L Switch", "IN1L PGA" },
1095 	{ "LINEOUT2 Mixer", "IN1R Switch", "IN1R PGA" },
1096 	{ "LINEOUT2 Mixer", "Output Switch", "Right Output PGA" },
1097 
1098 	{ "LINEOUT2N Driver", NULL, "LINEOUT2 Mixer" },
1099 	{ "LINEOUT2P Driver", NULL, "LINEOUT2 Mixer" },
1100 };
1101 
1102 static const struct snd_soc_dapm_route lineout2_se_routes[] = {
1103 	{ "LINEOUT2N Mixer", "Left Output Switch", "Left Output PGA" },
1104 	{ "LINEOUT2N Mixer", "Right Output Switch", "Right Output PGA" },
1105 
1106 	{ "LINEOUT2P Mixer", "Right Output Switch", "Right Output PGA" },
1107 
1108 	{ "LINEOUT2N Driver", NULL, "LINEOUT2N Mixer" },
1109 	{ "LINEOUT2P Driver", NULL, "LINEOUT2P Mixer" },
1110 };
1111 
1112 int wm_hubs_add_analogue_controls(struct snd_soc_component *component)
1113 {
1114 	struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component);
1115 
1116 	/* Latch volume update bits & default ZC on */
1117 	snd_soc_component_update_bits(component, WM8993_LEFT_LINE_INPUT_1_2_VOLUME,
1118 			    WM8993_IN1_VU, WM8993_IN1_VU);
1119 	snd_soc_component_update_bits(component, WM8993_RIGHT_LINE_INPUT_1_2_VOLUME,
1120 			    WM8993_IN1_VU, WM8993_IN1_VU);
1121 	snd_soc_component_update_bits(component, WM8993_LEFT_LINE_INPUT_3_4_VOLUME,
1122 			    WM8993_IN2_VU, WM8993_IN2_VU);
1123 	snd_soc_component_update_bits(component, WM8993_RIGHT_LINE_INPUT_3_4_VOLUME,
1124 			    WM8993_IN2_VU, WM8993_IN2_VU);
1125 
1126 	snd_soc_component_update_bits(component, WM8993_SPEAKER_VOLUME_LEFT,
1127 			    WM8993_SPKOUT_VU, WM8993_SPKOUT_VU);
1128 	snd_soc_component_update_bits(component, WM8993_SPEAKER_VOLUME_RIGHT,
1129 			    WM8993_SPKOUT_VU, WM8993_SPKOUT_VU);
1130 
1131 	snd_soc_component_update_bits(component, WM8993_LEFT_OUTPUT_VOLUME,
1132 			    WM8993_HPOUT1_VU | WM8993_HPOUT1L_ZC,
1133 			    WM8993_HPOUT1_VU | WM8993_HPOUT1L_ZC);
1134 	snd_soc_component_update_bits(component, WM8993_RIGHT_OUTPUT_VOLUME,
1135 			    WM8993_HPOUT1_VU | WM8993_HPOUT1R_ZC,
1136 			    WM8993_HPOUT1_VU | WM8993_HPOUT1R_ZC);
1137 
1138 	snd_soc_component_update_bits(component, WM8993_LEFT_OPGA_VOLUME,
1139 			    WM8993_MIXOUTL_ZC | WM8993_MIXOUT_VU,
1140 			    WM8993_MIXOUTL_ZC | WM8993_MIXOUT_VU);
1141 	snd_soc_component_update_bits(component, WM8993_RIGHT_OPGA_VOLUME,
1142 			    WM8993_MIXOUTR_ZC | WM8993_MIXOUT_VU,
1143 			    WM8993_MIXOUTR_ZC | WM8993_MIXOUT_VU);
1144 
1145 	snd_soc_add_component_controls(component, analogue_snd_controls,
1146 			     ARRAY_SIZE(analogue_snd_controls));
1147 
1148 	snd_soc_dapm_new_controls(dapm, analogue_dapm_widgets,
1149 				  ARRAY_SIZE(analogue_dapm_widgets));
1150 	return 0;
1151 }
1152 EXPORT_SYMBOL_GPL(wm_hubs_add_analogue_controls);
1153 
1154 int wm_hubs_add_analogue_routes(struct snd_soc_component *component,
1155 				int lineout1_diff, int lineout2_diff)
1156 {
1157 	struct wm_hubs_data *hubs = snd_soc_component_get_drvdata(component);
1158 	struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component);
1159 
1160 	hubs->component = component;
1161 
1162 	INIT_LIST_HEAD(&hubs->dcs_cache);
1163 	init_completion(&hubs->dcs_done);
1164 
1165 	snd_soc_dapm_add_routes(dapm, analogue_routes,
1166 				ARRAY_SIZE(analogue_routes));
1167 
1168 	if (lineout1_diff)
1169 		snd_soc_dapm_add_routes(dapm,
1170 					lineout1_diff_routes,
1171 					ARRAY_SIZE(lineout1_diff_routes));
1172 	else
1173 		snd_soc_dapm_add_routes(dapm,
1174 					lineout1_se_routes,
1175 					ARRAY_SIZE(lineout1_se_routes));
1176 
1177 	if (lineout2_diff)
1178 		snd_soc_dapm_add_routes(dapm,
1179 					lineout2_diff_routes,
1180 					ARRAY_SIZE(lineout2_diff_routes));
1181 	else
1182 		snd_soc_dapm_add_routes(dapm,
1183 					lineout2_se_routes,
1184 					ARRAY_SIZE(lineout2_se_routes));
1185 
1186 	return 0;
1187 }
1188 EXPORT_SYMBOL_GPL(wm_hubs_add_analogue_routes);
1189 
1190 int wm_hubs_handle_analogue_pdata(struct snd_soc_component *component,
1191 				  int lineout1_diff, int lineout2_diff,
1192 				  int lineout1fb, int lineout2fb,
1193 				  int jd_scthr, int jd_thr,
1194 				  int micbias1_delay, int micbias2_delay,
1195 				  int micbias1_lvl, int micbias2_lvl)
1196 {
1197 	struct wm_hubs_data *hubs = snd_soc_component_get_drvdata(component);
1198 
1199 	hubs->lineout1_se = !lineout1_diff;
1200 	hubs->lineout2_se = !lineout2_diff;
1201 	hubs->micb1_delay = micbias1_delay;
1202 	hubs->micb2_delay = micbias2_delay;
1203 
1204 	if (!lineout1_diff)
1205 		snd_soc_component_update_bits(component, WM8993_LINE_MIXER1,
1206 				    WM8993_LINEOUT1_MODE,
1207 				    WM8993_LINEOUT1_MODE);
1208 	if (!lineout2_diff)
1209 		snd_soc_component_update_bits(component, WM8993_LINE_MIXER2,
1210 				    WM8993_LINEOUT2_MODE,
1211 				    WM8993_LINEOUT2_MODE);
1212 
1213 	if (!lineout1_diff && !lineout2_diff)
1214 		snd_soc_component_update_bits(component, WM8993_ANTIPOP1,
1215 				    WM8993_LINEOUT_VMID_BUF_ENA,
1216 				    WM8993_LINEOUT_VMID_BUF_ENA);
1217 
1218 	if (lineout1fb)
1219 		snd_soc_component_update_bits(component, WM8993_ADDITIONAL_CONTROL,
1220 				    WM8993_LINEOUT1_FB, WM8993_LINEOUT1_FB);
1221 
1222 	if (lineout2fb)
1223 		snd_soc_component_update_bits(component, WM8993_ADDITIONAL_CONTROL,
1224 				    WM8993_LINEOUT2_FB, WM8993_LINEOUT2_FB);
1225 
1226 	snd_soc_component_update_bits(component, WM8993_MICBIAS,
1227 			    WM8993_JD_SCTHR_MASK | WM8993_JD_THR_MASK |
1228 			    WM8993_MICB1_LVL | WM8993_MICB2_LVL,
1229 			    jd_scthr << WM8993_JD_SCTHR_SHIFT |
1230 			    jd_thr << WM8993_JD_THR_SHIFT |
1231 			    micbias1_lvl |
1232 			    micbias2_lvl << WM8993_MICB2_LVL_SHIFT);
1233 
1234 	return 0;
1235 }
1236 EXPORT_SYMBOL_GPL(wm_hubs_handle_analogue_pdata);
1237 
1238 void wm_hubs_vmid_ena(struct snd_soc_component *component)
1239 {
1240 	struct wm_hubs_data *hubs = snd_soc_component_get_drvdata(component);
1241 	int val = 0;
1242 
1243 	if (hubs->lineout1_se)
1244 		val |= WM8993_LINEOUT1N_ENA | WM8993_LINEOUT1P_ENA;
1245 
1246 	if (hubs->lineout2_se)
1247 		val |= WM8993_LINEOUT2N_ENA | WM8993_LINEOUT2P_ENA;
1248 
1249 	/* Enable the line outputs while we power up */
1250 	snd_soc_component_update_bits(component, WM8993_POWER_MANAGEMENT_3, val, val);
1251 }
1252 EXPORT_SYMBOL_GPL(wm_hubs_vmid_ena);
1253 
1254 void wm_hubs_set_bias_level(struct snd_soc_component *component,
1255 			    enum snd_soc_bias_level level)
1256 {
1257 	struct wm_hubs_data *hubs = snd_soc_component_get_drvdata(component);
1258 	int mask, val;
1259 
1260 	switch (level) {
1261 	case SND_SOC_BIAS_STANDBY:
1262 		/* Clamp the inputs to VMID while we ramp to charge caps */
1263 		snd_soc_component_update_bits(component, WM8993_INPUTS_CLAMP_REG,
1264 				    WM8993_INPUTS_CLAMP, WM8993_INPUTS_CLAMP);
1265 		break;
1266 
1267 	case SND_SOC_BIAS_ON:
1268 		/* Turn off any unneeded single ended outputs */
1269 		val = 0;
1270 		mask = 0;
1271 
1272 		if (hubs->lineout1_se)
1273 			mask |= WM8993_LINEOUT1N_ENA | WM8993_LINEOUT1P_ENA;
1274 
1275 		if (hubs->lineout2_se)
1276 			mask |= WM8993_LINEOUT2N_ENA | WM8993_LINEOUT2P_ENA;
1277 
1278 		if (hubs->lineout1_se && hubs->lineout1n_ena)
1279 			val |= WM8993_LINEOUT1N_ENA;
1280 
1281 		if (hubs->lineout1_se && hubs->lineout1p_ena)
1282 			val |= WM8993_LINEOUT1P_ENA;
1283 
1284 		if (hubs->lineout2_se && hubs->lineout2n_ena)
1285 			val |= WM8993_LINEOUT2N_ENA;
1286 
1287 		if (hubs->lineout2_se && hubs->lineout2p_ena)
1288 			val |= WM8993_LINEOUT2P_ENA;
1289 
1290 		snd_soc_component_update_bits(component, WM8993_POWER_MANAGEMENT_3,
1291 				    mask, val);
1292 
1293 		/* Remove the input clamps */
1294 		snd_soc_component_update_bits(component, WM8993_INPUTS_CLAMP_REG,
1295 				    WM8993_INPUTS_CLAMP, 0);
1296 		break;
1297 
1298 	default:
1299 		break;
1300 	}
1301 }
1302 EXPORT_SYMBOL_GPL(wm_hubs_set_bias_level);
1303 
1304 MODULE_DESCRIPTION("Shared support for Wolfson hubs products");
1305 MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.com>");
1306 MODULE_LICENSE("GPL");
1307