xref: /openbmc/linux/sound/soc/codecs/wm_hubs.c (revision 7b6d864b)
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 unsigned int spkboost_tlv[] = {
42 	TLV_DB_RANGE_HEAD(2),
43 	0, 6, TLV_DB_SCALE_ITEM(0, 150, 0),
44 	7, 7, TLV_DB_SCALE_ITEM(1200, 0, 0),
45 };
46 static const DECLARE_TLV_DB_SCALE(line_tlv, -600, 600, 0);
47 
48 static const char *speaker_ref_text[] = {
49 	"SPKVDD/2",
50 	"VMID",
51 };
52 
53 static const struct soc_enum speaker_ref =
54 	SOC_ENUM_SINGLE(WM8993_SPEAKER_MIXER, 8, 2, speaker_ref_text);
55 
56 static const char *speaker_mode_text[] = {
57 	"Class D",
58 	"Class AB",
59 };
60 
61 static const struct soc_enum speaker_mode =
62 	SOC_ENUM_SINGLE(WM8993_SPKMIXR_ATTENUATION, 8, 2, speaker_mode_text);
63 
64 static void wait_for_dc_servo(struct snd_soc_codec *codec, unsigned int op)
65 {
66 	struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
67 	unsigned int reg;
68 	int count = 0;
69 	int timeout;
70 	unsigned int val;
71 
72 	val = op | WM8993_DCS_ENA_CHAN_0 | WM8993_DCS_ENA_CHAN_1;
73 
74 	/* Trigger the command */
75 	snd_soc_write(codec, WM8993_DC_SERVO_0, val);
76 
77 	dev_dbg(codec->dev, "Waiting for DC servo...\n");
78 
79 	if (hubs->dcs_done_irq)
80 		timeout = 4;
81 	else
82 		timeout = 400;
83 
84 	do {
85 		count++;
86 
87 		if (hubs->dcs_done_irq)
88 			wait_for_completion_timeout(&hubs->dcs_done,
89 						    msecs_to_jiffies(250));
90 		else
91 			msleep(1);
92 
93 		reg = snd_soc_read(codec, WM8993_DC_SERVO_0);
94 		dev_dbg(codec->dev, "DC servo: %x\n", reg);
95 	} while (reg & op && count < timeout);
96 
97 	if (reg & op)
98 		dev_err(codec->dev, "Timed out waiting for DC Servo %x\n",
99 			op);
100 }
101 
102 irqreturn_t wm_hubs_dcs_done(int irq, void *data)
103 {
104 	struct wm_hubs_data *hubs = data;
105 
106 	complete(&hubs->dcs_done);
107 
108 	return IRQ_HANDLED;
109 }
110 EXPORT_SYMBOL_GPL(wm_hubs_dcs_done);
111 
112 static bool wm_hubs_dac_hp_direct(struct snd_soc_codec *codec)
113 {
114 	int reg;
115 
116 	/* If we're going via the mixer we'll need to do additional checks */
117 	reg = snd_soc_read(codec, WM8993_OUTPUT_MIXER1);
118 	if (!(reg & WM8993_DACL_TO_HPOUT1L)) {
119 		if (reg & ~WM8993_DACL_TO_MIXOUTL) {
120 			dev_vdbg(codec->dev, "Analogue paths connected: %x\n",
121 				 reg & ~WM8993_DACL_TO_HPOUT1L);
122 			return false;
123 		} else {
124 			dev_vdbg(codec->dev, "HPL connected to mixer\n");
125 		}
126 	} else {
127 		dev_vdbg(codec->dev, "HPL connected to DAC\n");
128 	}
129 
130 	reg = snd_soc_read(codec, WM8993_OUTPUT_MIXER2);
131 	if (!(reg & WM8993_DACR_TO_HPOUT1R)) {
132 		if (reg & ~WM8993_DACR_TO_MIXOUTR) {
133 			dev_vdbg(codec->dev, "Analogue paths connected: %x\n",
134 				 reg & ~WM8993_DACR_TO_HPOUT1R);
135 			return false;
136 		} else {
137 			dev_vdbg(codec->dev, "HPR connected to mixer\n");
138 		}
139 	} else {
140 		dev_vdbg(codec->dev, "HPR connected to DAC\n");
141 	}
142 
143 	return true;
144 }
145 
146 struct wm_hubs_dcs_cache {
147 	struct list_head list;
148 	unsigned int left;
149 	unsigned int right;
150 	u16 dcs_cfg;
151 };
152 
153 static bool wm_hubs_dcs_cache_get(struct snd_soc_codec *codec,
154 				  struct wm_hubs_dcs_cache **entry)
155 {
156 	struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
157 	struct wm_hubs_dcs_cache *cache;
158 	unsigned int left, right;
159 
160 	left = snd_soc_read(codec, WM8993_LEFT_OUTPUT_VOLUME);
161 	left &= WM8993_HPOUT1L_VOL_MASK;
162 
163 	right = snd_soc_read(codec, WM8993_RIGHT_OUTPUT_VOLUME);
164 	right &= WM8993_HPOUT1R_VOL_MASK;
165 
166 	list_for_each_entry(cache, &hubs->dcs_cache, list) {
167 		if (cache->left != left || cache->right != right)
168 			continue;
169 
170 		*entry = cache;
171 		return true;
172 	}
173 
174 	return false;
175 }
176 
177 static void wm_hubs_dcs_cache_set(struct snd_soc_codec *codec, u16 dcs_cfg)
178 {
179 	struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
180 	struct wm_hubs_dcs_cache *cache;
181 
182 	if (hubs->no_cache_dac_hp_direct)
183 		return;
184 
185 	cache = devm_kzalloc(codec->dev, sizeof(*cache), GFP_KERNEL);
186 	if (!cache) {
187 		dev_err(codec->dev, "Failed to allocate DCS cache entry\n");
188 		return;
189 	}
190 
191 	cache->left = snd_soc_read(codec, WM8993_LEFT_OUTPUT_VOLUME);
192 	cache->left &= WM8993_HPOUT1L_VOL_MASK;
193 
194 	cache->right = snd_soc_read(codec, WM8993_RIGHT_OUTPUT_VOLUME);
195 	cache->right &= WM8993_HPOUT1R_VOL_MASK;
196 
197 	cache->dcs_cfg = dcs_cfg;
198 
199 	list_add_tail(&cache->list, &hubs->dcs_cache);
200 }
201 
202 static int wm_hubs_read_dc_servo(struct snd_soc_codec *codec,
203 				  u16 *reg_l, u16 *reg_r)
204 {
205 	struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
206 	u16 dcs_reg, reg;
207 	int ret = 0;
208 
209 	switch (hubs->dcs_readback_mode) {
210 	case 2:
211 		dcs_reg = WM8994_DC_SERVO_4E;
212 		break;
213 	case 1:
214 		dcs_reg = WM8994_DC_SERVO_READBACK;
215 		break;
216 	default:
217 		dcs_reg = WM8993_DC_SERVO_3;
218 		break;
219 	}
220 
221 	/* Different chips in the family support different readback
222 	 * methods.
223 	 */
224 	switch (hubs->dcs_readback_mode) {
225 	case 0:
226 		*reg_l = snd_soc_read(codec, WM8993_DC_SERVO_READBACK_1)
227 			& WM8993_DCS_INTEG_CHAN_0_MASK;
228 		*reg_r = snd_soc_read(codec, WM8993_DC_SERVO_READBACK_2)
229 			& WM8993_DCS_INTEG_CHAN_1_MASK;
230 		break;
231 	case 2:
232 	case 1:
233 		reg = snd_soc_read(codec, dcs_reg);
234 		*reg_r = (reg & WM8993_DCS_DAC_WR_VAL_1_MASK)
235 			>> WM8993_DCS_DAC_WR_VAL_1_SHIFT;
236 		*reg_l = reg & WM8993_DCS_DAC_WR_VAL_0_MASK;
237 		break;
238 	default:
239 		WARN(1, "Unknown DCS readback method\n");
240 		ret = -1;
241 	}
242 	return ret;
243 }
244 
245 /*
246  * Startup calibration of the DC servo
247  */
248 static void enable_dc_servo(struct snd_soc_codec *codec)
249 {
250 	struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
251 	struct wm_hubs_dcs_cache *cache;
252 	s8 offset;
253 	u16 reg_l, reg_r, dcs_cfg, dcs_reg;
254 
255 	switch (hubs->dcs_readback_mode) {
256 	case 2:
257 		dcs_reg = WM8994_DC_SERVO_4E;
258 		break;
259 	default:
260 		dcs_reg = WM8993_DC_SERVO_3;
261 		break;
262 	}
263 
264 	/* If we're using a digital only path and have a previously
265 	 * callibrated DC servo offset stored then use that. */
266 	if (wm_hubs_dac_hp_direct(codec) &&
267 	    wm_hubs_dcs_cache_get(codec, &cache)) {
268 		dev_dbg(codec->dev, "Using cached DCS offset %x for %d,%d\n",
269 			cache->dcs_cfg, cache->left, cache->right);
270 		snd_soc_write(codec, dcs_reg, cache->dcs_cfg);
271 		wait_for_dc_servo(codec,
272 				  WM8993_DCS_TRIG_DAC_WR_0 |
273 				  WM8993_DCS_TRIG_DAC_WR_1);
274 		return;
275 	}
276 
277 	if (hubs->series_startup) {
278 		/* Set for 32 series updates */
279 		snd_soc_update_bits(codec, WM8993_DC_SERVO_1,
280 				    WM8993_DCS_SERIES_NO_01_MASK,
281 				    32 << WM8993_DCS_SERIES_NO_01_SHIFT);
282 		wait_for_dc_servo(codec,
283 				  WM8993_DCS_TRIG_SERIES_0 |
284 				  WM8993_DCS_TRIG_SERIES_1);
285 	} else {
286 		wait_for_dc_servo(codec,
287 				  WM8993_DCS_TRIG_STARTUP_0 |
288 				  WM8993_DCS_TRIG_STARTUP_1);
289 	}
290 
291 	if (wm_hubs_read_dc_servo(codec, &reg_l, &reg_r) < 0)
292 		return;
293 
294 	dev_dbg(codec->dev, "DCS input: %x %x\n", reg_l, reg_r);
295 
296 	/* Apply correction to DC servo result */
297 	if (hubs->dcs_codes_l || hubs->dcs_codes_r) {
298 		dev_dbg(codec->dev,
299 			"Applying %d/%d code DC servo correction\n",
300 			hubs->dcs_codes_l, hubs->dcs_codes_r);
301 
302 		/* HPOUT1R */
303 		offset = (s8)reg_r;
304 		dev_dbg(codec->dev, "DCS right %d->%d\n", offset,
305 			offset + hubs->dcs_codes_r);
306 		offset += hubs->dcs_codes_r;
307 		dcs_cfg = (u8)offset << WM8993_DCS_DAC_WR_VAL_1_SHIFT;
308 
309 		/* HPOUT1L */
310 		offset = (s8)reg_l;
311 		dev_dbg(codec->dev, "DCS left %d->%d\n", offset,
312 			offset + hubs->dcs_codes_l);
313 		offset += hubs->dcs_codes_l;
314 		dcs_cfg |= (u8)offset;
315 
316 		dev_dbg(codec->dev, "DCS result: %x\n", dcs_cfg);
317 
318 		/* Do it */
319 		snd_soc_write(codec, dcs_reg, dcs_cfg);
320 		wait_for_dc_servo(codec,
321 				  WM8993_DCS_TRIG_DAC_WR_0 |
322 				  WM8993_DCS_TRIG_DAC_WR_1);
323 	} else {
324 		dcs_cfg = reg_r << WM8993_DCS_DAC_WR_VAL_1_SHIFT;
325 		dcs_cfg |= reg_l;
326 	}
327 
328 	/* Save the callibrated offset if we're in class W mode and
329 	 * therefore don't have any analogue signal mixed in. */
330 	if (wm_hubs_dac_hp_direct(codec))
331 		wm_hubs_dcs_cache_set(codec, dcs_cfg);
332 }
333 
334 /*
335  * Update the DC servo calibration on gain changes
336  */
337 static int wm8993_put_dc_servo(struct snd_kcontrol *kcontrol,
338 			       struct snd_ctl_elem_value *ucontrol)
339 {
340 	struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
341 	struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
342 	int ret;
343 
344 	ret = snd_soc_put_volsw(kcontrol, ucontrol);
345 
346 	/* If we're applying an offset correction then updating the
347 	 * callibration would be likely to introduce further offsets. */
348 	if (hubs->dcs_codes_l || hubs->dcs_codes_r || hubs->no_series_update)
349 		return ret;
350 
351 	/* Only need to do this if the outputs are active */
352 	if (snd_soc_read(codec, WM8993_POWER_MANAGEMENT_1)
353 	    & (WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA))
354 		snd_soc_update_bits(codec,
355 				    WM8993_DC_SERVO_0,
356 				    WM8993_DCS_TRIG_SINGLE_0 |
357 				    WM8993_DCS_TRIG_SINGLE_1,
358 				    WM8993_DCS_TRIG_SINGLE_0 |
359 				    WM8993_DCS_TRIG_SINGLE_1);
360 
361 	return ret;
362 }
363 
364 static const struct snd_kcontrol_new analogue_snd_controls[] = {
365 SOC_SINGLE_TLV("IN1L Volume", WM8993_LEFT_LINE_INPUT_1_2_VOLUME, 0, 31, 0,
366 	       inpga_tlv),
367 SOC_SINGLE("IN1L Switch", WM8993_LEFT_LINE_INPUT_1_2_VOLUME, 7, 1, 1),
368 SOC_SINGLE("IN1L ZC Switch", WM8993_LEFT_LINE_INPUT_1_2_VOLUME, 6, 1, 0),
369 
370 SOC_SINGLE_TLV("IN1R Volume", WM8993_RIGHT_LINE_INPUT_1_2_VOLUME, 0, 31, 0,
371 	       inpga_tlv),
372 SOC_SINGLE("IN1R Switch", WM8993_RIGHT_LINE_INPUT_1_2_VOLUME, 7, 1, 1),
373 SOC_SINGLE("IN1R ZC Switch", WM8993_RIGHT_LINE_INPUT_1_2_VOLUME, 6, 1, 0),
374 
375 
376 SOC_SINGLE_TLV("IN2L Volume", WM8993_LEFT_LINE_INPUT_3_4_VOLUME, 0, 31, 0,
377 	       inpga_tlv),
378 SOC_SINGLE("IN2L Switch", WM8993_LEFT_LINE_INPUT_3_4_VOLUME, 7, 1, 1),
379 SOC_SINGLE("IN2L ZC Switch", WM8993_LEFT_LINE_INPUT_3_4_VOLUME, 6, 1, 0),
380 
381 SOC_SINGLE_TLV("IN2R Volume", WM8993_RIGHT_LINE_INPUT_3_4_VOLUME, 0, 31, 0,
382 	       inpga_tlv),
383 SOC_SINGLE("IN2R Switch", WM8993_RIGHT_LINE_INPUT_3_4_VOLUME, 7, 1, 1),
384 SOC_SINGLE("IN2R ZC Switch", WM8993_RIGHT_LINE_INPUT_3_4_VOLUME, 6, 1, 0),
385 
386 SOC_SINGLE_TLV("MIXINL IN2L Volume", WM8993_INPUT_MIXER3, 7, 1, 0,
387 	       inmix_sw_tlv),
388 SOC_SINGLE_TLV("MIXINL IN1L Volume", WM8993_INPUT_MIXER3, 4, 1, 0,
389 	       inmix_sw_tlv),
390 SOC_SINGLE_TLV("MIXINL Output Record Volume", WM8993_INPUT_MIXER3, 0, 7, 0,
391 	       inmix_tlv),
392 SOC_SINGLE_TLV("MIXINL IN1LP Volume", WM8993_INPUT_MIXER5, 6, 7, 0, inmix_tlv),
393 SOC_SINGLE_TLV("MIXINL Direct Voice Volume", WM8993_INPUT_MIXER5, 0, 6, 0,
394 	       inmix_tlv),
395 
396 SOC_SINGLE_TLV("MIXINR IN2R Volume", WM8993_INPUT_MIXER4, 7, 1, 0,
397 	       inmix_sw_tlv),
398 SOC_SINGLE_TLV("MIXINR IN1R Volume", WM8993_INPUT_MIXER4, 4, 1, 0,
399 	       inmix_sw_tlv),
400 SOC_SINGLE_TLV("MIXINR Output Record Volume", WM8993_INPUT_MIXER4, 0, 7, 0,
401 	       inmix_tlv),
402 SOC_SINGLE_TLV("MIXINR IN1RP Volume", WM8993_INPUT_MIXER6, 6, 7, 0, inmix_tlv),
403 SOC_SINGLE_TLV("MIXINR Direct Voice Volume", WM8993_INPUT_MIXER6, 0, 6, 0,
404 	       inmix_tlv),
405 
406 SOC_SINGLE_TLV("Left Output Mixer IN2RN Volume", WM8993_OUTPUT_MIXER5, 6, 7, 1,
407 	       outmix_tlv),
408 SOC_SINGLE_TLV("Left Output Mixer IN2LN Volume", WM8993_OUTPUT_MIXER3, 6, 7, 1,
409 	       outmix_tlv),
410 SOC_SINGLE_TLV("Left Output Mixer IN2LP Volume", WM8993_OUTPUT_MIXER3, 9, 7, 1,
411 	       outmix_tlv),
412 SOC_SINGLE_TLV("Left Output Mixer IN1L Volume", WM8993_OUTPUT_MIXER3, 0, 7, 1,
413 	       outmix_tlv),
414 SOC_SINGLE_TLV("Left Output Mixer IN1R Volume", WM8993_OUTPUT_MIXER3, 3, 7, 1,
415 	       outmix_tlv),
416 SOC_SINGLE_TLV("Left Output Mixer Right Input Volume",
417 	       WM8993_OUTPUT_MIXER5, 3, 7, 1, outmix_tlv),
418 SOC_SINGLE_TLV("Left Output Mixer Left Input Volume",
419 	       WM8993_OUTPUT_MIXER5, 0, 7, 1, outmix_tlv),
420 SOC_SINGLE_TLV("Left Output Mixer DAC Volume", WM8993_OUTPUT_MIXER5, 9, 7, 1,
421 	       outmix_tlv),
422 
423 SOC_SINGLE_TLV("Right Output Mixer IN2LN Volume",
424 	       WM8993_OUTPUT_MIXER6, 6, 7, 1, outmix_tlv),
425 SOC_SINGLE_TLV("Right Output Mixer IN2RN Volume",
426 	       WM8993_OUTPUT_MIXER4, 6, 7, 1, outmix_tlv),
427 SOC_SINGLE_TLV("Right Output Mixer IN1L Volume",
428 	       WM8993_OUTPUT_MIXER4, 3, 7, 1, outmix_tlv),
429 SOC_SINGLE_TLV("Right Output Mixer IN1R Volume",
430 	       WM8993_OUTPUT_MIXER4, 0, 7, 1, outmix_tlv),
431 SOC_SINGLE_TLV("Right Output Mixer IN2RP Volume",
432 	       WM8993_OUTPUT_MIXER4, 9, 7, 1, outmix_tlv),
433 SOC_SINGLE_TLV("Right Output Mixer Left Input Volume",
434 	       WM8993_OUTPUT_MIXER6, 3, 7, 1, outmix_tlv),
435 SOC_SINGLE_TLV("Right Output Mixer Right Input Volume",
436 	       WM8993_OUTPUT_MIXER6, 6, 7, 1, outmix_tlv),
437 SOC_SINGLE_TLV("Right Output Mixer DAC Volume",
438 	       WM8993_OUTPUT_MIXER6, 9, 7, 1, outmix_tlv),
439 
440 SOC_DOUBLE_R_TLV("Output Volume", WM8993_LEFT_OPGA_VOLUME,
441 		 WM8993_RIGHT_OPGA_VOLUME, 0, 63, 0, outpga_tlv),
442 SOC_DOUBLE_R("Output Switch", WM8993_LEFT_OPGA_VOLUME,
443 	     WM8993_RIGHT_OPGA_VOLUME, 6, 1, 0),
444 SOC_DOUBLE_R("Output ZC Switch", WM8993_LEFT_OPGA_VOLUME,
445 	     WM8993_RIGHT_OPGA_VOLUME, 7, 1, 0),
446 
447 SOC_SINGLE("Earpiece Switch", WM8993_HPOUT2_VOLUME, 5, 1, 1),
448 SOC_SINGLE_TLV("Earpiece Volume", WM8993_HPOUT2_VOLUME, 4, 1, 1, earpiece_tlv),
449 
450 SOC_SINGLE_TLV("SPKL Input Volume", WM8993_SPKMIXL_ATTENUATION,
451 	       5, 1, 1, wm_hubs_spkmix_tlv),
452 SOC_SINGLE_TLV("SPKL IN1LP Volume", WM8993_SPKMIXL_ATTENUATION,
453 	       4, 1, 1, wm_hubs_spkmix_tlv),
454 SOC_SINGLE_TLV("SPKL Output Volume", WM8993_SPKMIXL_ATTENUATION,
455 	       3, 1, 1, wm_hubs_spkmix_tlv),
456 
457 SOC_SINGLE_TLV("SPKR Input Volume", WM8993_SPKMIXR_ATTENUATION,
458 	       5, 1, 1, wm_hubs_spkmix_tlv),
459 SOC_SINGLE_TLV("SPKR IN1RP Volume", WM8993_SPKMIXR_ATTENUATION,
460 	       4, 1, 1, wm_hubs_spkmix_tlv),
461 SOC_SINGLE_TLV("SPKR Output Volume", WM8993_SPKMIXR_ATTENUATION,
462 	       3, 1, 1, wm_hubs_spkmix_tlv),
463 
464 SOC_DOUBLE_R_TLV("Speaker Mixer Volume",
465 		 WM8993_SPKMIXL_ATTENUATION, WM8993_SPKMIXR_ATTENUATION,
466 		 0, 3, 1, spkmixout_tlv),
467 SOC_DOUBLE_R_TLV("Speaker Volume",
468 		 WM8993_SPEAKER_VOLUME_LEFT, WM8993_SPEAKER_VOLUME_RIGHT,
469 		 0, 63, 0, outpga_tlv),
470 SOC_DOUBLE_R("Speaker Switch",
471 	     WM8993_SPEAKER_VOLUME_LEFT, WM8993_SPEAKER_VOLUME_RIGHT,
472 	     6, 1, 0),
473 SOC_DOUBLE_R("Speaker ZC Switch",
474 	     WM8993_SPEAKER_VOLUME_LEFT, WM8993_SPEAKER_VOLUME_RIGHT,
475 	     7, 1, 0),
476 SOC_DOUBLE_TLV("Speaker Boost Volume", WM8993_SPKOUT_BOOST, 3, 0, 7, 0,
477 	       spkboost_tlv),
478 SOC_ENUM("Speaker Reference", speaker_ref),
479 SOC_ENUM("Speaker Mode", speaker_mode),
480 
481 SOC_DOUBLE_R_EXT_TLV("Headphone Volume",
482 		     WM8993_LEFT_OUTPUT_VOLUME, WM8993_RIGHT_OUTPUT_VOLUME,
483 		     0, 63, 0, snd_soc_get_volsw, wm8993_put_dc_servo,
484 		     outpga_tlv),
485 
486 SOC_DOUBLE_R("Headphone Switch", WM8993_LEFT_OUTPUT_VOLUME,
487 	     WM8993_RIGHT_OUTPUT_VOLUME, 6, 1, 0),
488 SOC_DOUBLE_R("Headphone ZC Switch", WM8993_LEFT_OUTPUT_VOLUME,
489 	     WM8993_RIGHT_OUTPUT_VOLUME, 7, 1, 0),
490 
491 SOC_SINGLE("LINEOUT1N Switch", WM8993_LINE_OUTPUTS_VOLUME, 6, 1, 1),
492 SOC_SINGLE("LINEOUT1P Switch", WM8993_LINE_OUTPUTS_VOLUME, 5, 1, 1),
493 SOC_SINGLE_TLV("LINEOUT1 Volume", WM8993_LINE_OUTPUTS_VOLUME, 4, 1, 1,
494 	       line_tlv),
495 
496 SOC_SINGLE("LINEOUT2N Switch", WM8993_LINE_OUTPUTS_VOLUME, 2, 1, 1),
497 SOC_SINGLE("LINEOUT2P Switch", WM8993_LINE_OUTPUTS_VOLUME, 1, 1, 1),
498 SOC_SINGLE_TLV("LINEOUT2 Volume", WM8993_LINE_OUTPUTS_VOLUME, 0, 1, 1,
499 	       line_tlv),
500 };
501 
502 static int hp_supply_event(struct snd_soc_dapm_widget *w,
503 			   struct snd_kcontrol *kcontrol, int event)
504 {
505 	struct snd_soc_codec *codec = w->codec;
506 	struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
507 
508 	switch (event) {
509 	case SND_SOC_DAPM_PRE_PMU:
510 		switch (hubs->hp_startup_mode) {
511 		case 0:
512 			break;
513 		case 1:
514 			/* Enable the headphone amp */
515 			snd_soc_update_bits(codec, WM8993_POWER_MANAGEMENT_1,
516 					    WM8993_HPOUT1L_ENA |
517 					    WM8993_HPOUT1R_ENA,
518 					    WM8993_HPOUT1L_ENA |
519 					    WM8993_HPOUT1R_ENA);
520 
521 			/* Enable the second stage */
522 			snd_soc_update_bits(codec, WM8993_ANALOGUE_HP_0,
523 					    WM8993_HPOUT1L_DLY |
524 					    WM8993_HPOUT1R_DLY,
525 					    WM8993_HPOUT1L_DLY |
526 					    WM8993_HPOUT1R_DLY);
527 			break;
528 		default:
529 			dev_err(codec->dev, "Unknown HP startup mode %d\n",
530 				hubs->hp_startup_mode);
531 			break;
532 		}
533 
534 	case SND_SOC_DAPM_PRE_PMD:
535 		snd_soc_update_bits(codec, WM8993_CHARGE_PUMP_1,
536 				    WM8993_CP_ENA, 0);
537 		break;
538 	}
539 
540 	return 0;
541 }
542 
543 static int hp_event(struct snd_soc_dapm_widget *w,
544 		    struct snd_kcontrol *kcontrol, int event)
545 {
546 	struct snd_soc_codec *codec = w->codec;
547 	unsigned int reg = snd_soc_read(codec, WM8993_ANALOGUE_HP_0);
548 
549 	switch (event) {
550 	case SND_SOC_DAPM_POST_PMU:
551 		snd_soc_update_bits(codec, WM8993_CHARGE_PUMP_1,
552 				    WM8993_CP_ENA, WM8993_CP_ENA);
553 
554 		msleep(5);
555 
556 		snd_soc_update_bits(codec, WM8993_POWER_MANAGEMENT_1,
557 				    WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA,
558 				    WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA);
559 
560 		reg |= WM8993_HPOUT1L_DLY | WM8993_HPOUT1R_DLY;
561 		snd_soc_write(codec, WM8993_ANALOGUE_HP_0, reg);
562 
563 		snd_soc_update_bits(codec, WM8993_DC_SERVO_1,
564 				    WM8993_DCS_TIMER_PERIOD_01_MASK, 0);
565 
566 		enable_dc_servo(codec);
567 
568 		reg |= WM8993_HPOUT1R_OUTP | WM8993_HPOUT1R_RMV_SHORT |
569 			WM8993_HPOUT1L_OUTP | WM8993_HPOUT1L_RMV_SHORT;
570 		snd_soc_write(codec, WM8993_ANALOGUE_HP_0, reg);
571 		break;
572 
573 	case SND_SOC_DAPM_PRE_PMD:
574 		snd_soc_update_bits(codec, WM8993_ANALOGUE_HP_0,
575 				    WM8993_HPOUT1L_OUTP |
576 				    WM8993_HPOUT1R_OUTP |
577 				    WM8993_HPOUT1L_RMV_SHORT |
578 				    WM8993_HPOUT1R_RMV_SHORT, 0);
579 
580 		snd_soc_update_bits(codec, WM8993_ANALOGUE_HP_0,
581 				    WM8993_HPOUT1L_DLY |
582 				    WM8993_HPOUT1R_DLY, 0);
583 
584 		snd_soc_write(codec, WM8993_DC_SERVO_0, 0);
585 
586 		snd_soc_update_bits(codec, WM8993_POWER_MANAGEMENT_1,
587 				    WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA,
588 				    0);
589 		break;
590 	}
591 
592 	return 0;
593 }
594 
595 static int earpiece_event(struct snd_soc_dapm_widget *w,
596 			  struct snd_kcontrol *control, int event)
597 {
598 	struct snd_soc_codec *codec = w->codec;
599 	u16 reg = snd_soc_read(codec, WM8993_ANTIPOP1) & ~WM8993_HPOUT2_IN_ENA;
600 
601 	switch (event) {
602 	case SND_SOC_DAPM_PRE_PMU:
603 		reg |= WM8993_HPOUT2_IN_ENA;
604 		snd_soc_write(codec, WM8993_ANTIPOP1, reg);
605 		udelay(50);
606 		break;
607 
608 	case SND_SOC_DAPM_POST_PMD:
609 		snd_soc_write(codec, WM8993_ANTIPOP1, reg);
610 		break;
611 
612 	default:
613 		BUG();
614 		break;
615 	}
616 
617 	return 0;
618 }
619 
620 static int lineout_event(struct snd_soc_dapm_widget *w,
621 			 struct snd_kcontrol *control, int event)
622 {
623 	struct snd_soc_codec *codec = w->codec;
624 	struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
625 	bool *flag;
626 
627 	switch (w->shift) {
628 	case WM8993_LINEOUT1N_ENA_SHIFT:
629 		flag = &hubs->lineout1n_ena;
630 		break;
631 	case WM8993_LINEOUT1P_ENA_SHIFT:
632 		flag = &hubs->lineout1p_ena;
633 		break;
634 	case WM8993_LINEOUT2N_ENA_SHIFT:
635 		flag = &hubs->lineout2n_ena;
636 		break;
637 	case WM8993_LINEOUT2P_ENA_SHIFT:
638 		flag = &hubs->lineout2p_ena;
639 		break;
640 	default:
641 		WARN(1, "Unknown line output");
642 		return -EINVAL;
643 	}
644 
645 	*flag = SND_SOC_DAPM_EVENT_ON(event);
646 
647 	return 0;
648 }
649 
650 static int micbias_event(struct snd_soc_dapm_widget *w,
651 			 struct snd_kcontrol *kcontrol, int event)
652 {
653 	struct snd_soc_codec *codec = w->codec;
654 	struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
655 
656 	switch (w->shift) {
657 	case WM8993_MICB1_ENA_SHIFT:
658 		if (hubs->micb1_delay)
659 			msleep(hubs->micb1_delay);
660 		break;
661 	case WM8993_MICB2_ENA_SHIFT:
662 		if (hubs->micb2_delay)
663 			msleep(hubs->micb2_delay);
664 		break;
665 	default:
666 		return -EINVAL;
667 	}
668 
669 	return 0;
670 }
671 
672 void wm_hubs_update_class_w(struct snd_soc_codec *codec)
673 {
674 	struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
675 	int enable = WM8993_CP_DYN_V | WM8993_CP_DYN_FREQ;
676 
677 	if (!wm_hubs_dac_hp_direct(codec))
678 		enable = false;
679 
680 	if (hubs->check_class_w_digital && !hubs->check_class_w_digital(codec))
681 		enable = false;
682 
683 	dev_vdbg(codec->dev, "Class W %s\n", enable ? "enabled" : "disabled");
684 
685 	snd_soc_update_bits(codec, WM8993_CLASS_W_0,
686 			    WM8993_CP_DYN_V | WM8993_CP_DYN_FREQ, enable);
687 
688 	snd_soc_write(codec, WM8993_LEFT_OUTPUT_VOLUME,
689 		      snd_soc_read(codec, WM8993_LEFT_OUTPUT_VOLUME));
690 	snd_soc_write(codec, WM8993_RIGHT_OUTPUT_VOLUME,
691 		      snd_soc_read(codec, WM8993_RIGHT_OUTPUT_VOLUME));
692 }
693 EXPORT_SYMBOL_GPL(wm_hubs_update_class_w);
694 
695 #define WM_HUBS_SINGLE_W(xname, reg, shift, max, invert) \
696 	SOC_SINGLE_EXT(xname, reg, shift, max, invert, \
697 		snd_soc_dapm_get_volsw, class_w_put_volsw)
698 
699 static int class_w_put_volsw(struct snd_kcontrol *kcontrol,
700 			      struct snd_ctl_elem_value *ucontrol)
701 {
702 	struct snd_soc_dapm_widget_list *wlist = snd_kcontrol_chip(kcontrol);
703 	struct snd_soc_dapm_widget *widget = wlist->widgets[0];
704 	struct snd_soc_codec *codec = widget->codec;
705 	int ret;
706 
707 	ret = snd_soc_dapm_put_volsw(kcontrol, ucontrol);
708 
709 	wm_hubs_update_class_w(codec);
710 
711 	return ret;
712 }
713 
714 #define WM_HUBS_ENUM_W(xname, xenum) \
715 {	.iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
716 	.info = snd_soc_info_enum_double, \
717 	.get = snd_soc_dapm_get_enum_double, \
718 	.put = class_w_put_double, \
719 	.private_value = (unsigned long)&xenum }
720 
721 static int class_w_put_double(struct snd_kcontrol *kcontrol,
722 			      struct snd_ctl_elem_value *ucontrol)
723 {
724 	struct snd_soc_dapm_widget_list *wlist = snd_kcontrol_chip(kcontrol);
725 	struct snd_soc_dapm_widget *widget = wlist->widgets[0];
726 	struct snd_soc_codec *codec = widget->codec;
727 	int ret;
728 
729 	ret = snd_soc_dapm_put_enum_double(kcontrol, ucontrol);
730 
731 	wm_hubs_update_class_w(codec);
732 
733 	return ret;
734 }
735 
736 static const char *hp_mux_text[] = {
737 	"Mixer",
738 	"DAC",
739 };
740 
741 static const struct soc_enum hpl_enum =
742 	SOC_ENUM_SINGLE(WM8993_OUTPUT_MIXER1, 8, 2, hp_mux_text);
743 
744 const struct snd_kcontrol_new wm_hubs_hpl_mux =
745 	WM_HUBS_ENUM_W("Left Headphone Mux", hpl_enum);
746 EXPORT_SYMBOL_GPL(wm_hubs_hpl_mux);
747 
748 static const struct soc_enum hpr_enum =
749 	SOC_ENUM_SINGLE(WM8993_OUTPUT_MIXER2, 8, 2, hp_mux_text);
750 
751 const struct snd_kcontrol_new wm_hubs_hpr_mux =
752 	WM_HUBS_ENUM_W("Right Headphone Mux", hpr_enum);
753 EXPORT_SYMBOL_GPL(wm_hubs_hpr_mux);
754 
755 static const struct snd_kcontrol_new in1l_pga[] = {
756 SOC_DAPM_SINGLE("IN1LP Switch", WM8993_INPUT_MIXER2, 5, 1, 0),
757 SOC_DAPM_SINGLE("IN1LN Switch", WM8993_INPUT_MIXER2, 4, 1, 0),
758 };
759 
760 static const struct snd_kcontrol_new in1r_pga[] = {
761 SOC_DAPM_SINGLE("IN1RP Switch", WM8993_INPUT_MIXER2, 1, 1, 0),
762 SOC_DAPM_SINGLE("IN1RN Switch", WM8993_INPUT_MIXER2, 0, 1, 0),
763 };
764 
765 static const struct snd_kcontrol_new in2l_pga[] = {
766 SOC_DAPM_SINGLE("IN2LP Switch", WM8993_INPUT_MIXER2, 7, 1, 0),
767 SOC_DAPM_SINGLE("IN2LN Switch", WM8993_INPUT_MIXER2, 6, 1, 0),
768 };
769 
770 static const struct snd_kcontrol_new in2r_pga[] = {
771 SOC_DAPM_SINGLE("IN2RP Switch", WM8993_INPUT_MIXER2, 3, 1, 0),
772 SOC_DAPM_SINGLE("IN2RN Switch", WM8993_INPUT_MIXER2, 2, 1, 0),
773 };
774 
775 static const struct snd_kcontrol_new mixinl[] = {
776 SOC_DAPM_SINGLE("IN2L Switch", WM8993_INPUT_MIXER3, 8, 1, 0),
777 SOC_DAPM_SINGLE("IN1L Switch", WM8993_INPUT_MIXER3, 5, 1, 0),
778 };
779 
780 static const struct snd_kcontrol_new mixinr[] = {
781 SOC_DAPM_SINGLE("IN2R Switch", WM8993_INPUT_MIXER4, 8, 1, 0),
782 SOC_DAPM_SINGLE("IN1R Switch", WM8993_INPUT_MIXER4, 5, 1, 0),
783 };
784 
785 static const struct snd_kcontrol_new left_output_mixer[] = {
786 WM_HUBS_SINGLE_W("Right Input Switch", WM8993_OUTPUT_MIXER1, 7, 1, 0),
787 WM_HUBS_SINGLE_W("Left Input Switch", WM8993_OUTPUT_MIXER1, 6, 1, 0),
788 WM_HUBS_SINGLE_W("IN2RN Switch", WM8993_OUTPUT_MIXER1, 5, 1, 0),
789 WM_HUBS_SINGLE_W("IN2LN Switch", WM8993_OUTPUT_MIXER1, 4, 1, 0),
790 WM_HUBS_SINGLE_W("IN2LP Switch", WM8993_OUTPUT_MIXER1, 1, 1, 0),
791 WM_HUBS_SINGLE_W("IN1R Switch", WM8993_OUTPUT_MIXER1, 3, 1, 0),
792 WM_HUBS_SINGLE_W("IN1L Switch", WM8993_OUTPUT_MIXER1, 2, 1, 0),
793 WM_HUBS_SINGLE_W("DAC Switch", WM8993_OUTPUT_MIXER1, 0, 1, 0),
794 };
795 
796 static const struct snd_kcontrol_new right_output_mixer[] = {
797 WM_HUBS_SINGLE_W("Left Input Switch", WM8993_OUTPUT_MIXER2, 7, 1, 0),
798 WM_HUBS_SINGLE_W("Right Input Switch", WM8993_OUTPUT_MIXER2, 6, 1, 0),
799 WM_HUBS_SINGLE_W("IN2LN Switch", WM8993_OUTPUT_MIXER2, 5, 1, 0),
800 WM_HUBS_SINGLE_W("IN2RN Switch", WM8993_OUTPUT_MIXER2, 4, 1, 0),
801 WM_HUBS_SINGLE_W("IN1L Switch", WM8993_OUTPUT_MIXER2, 3, 1, 0),
802 WM_HUBS_SINGLE_W("IN1R Switch", WM8993_OUTPUT_MIXER2, 2, 1, 0),
803 WM_HUBS_SINGLE_W("IN2RP Switch", WM8993_OUTPUT_MIXER2, 1, 1, 0),
804 WM_HUBS_SINGLE_W("DAC Switch", WM8993_OUTPUT_MIXER2, 0, 1, 0),
805 };
806 
807 static const struct snd_kcontrol_new earpiece_mixer[] = {
808 SOC_DAPM_SINGLE("Direct Voice Switch", WM8993_HPOUT2_MIXER, 5, 1, 0),
809 SOC_DAPM_SINGLE("Left Output Switch", WM8993_HPOUT2_MIXER, 4, 1, 0),
810 SOC_DAPM_SINGLE("Right Output Switch", WM8993_HPOUT2_MIXER, 3, 1, 0),
811 };
812 
813 static const struct snd_kcontrol_new left_speaker_boost[] = {
814 SOC_DAPM_SINGLE("Direct Voice Switch", WM8993_SPKOUT_MIXERS, 5, 1, 0),
815 SOC_DAPM_SINGLE("SPKL Switch", WM8993_SPKOUT_MIXERS, 4, 1, 0),
816 SOC_DAPM_SINGLE("SPKR Switch", WM8993_SPKOUT_MIXERS, 3, 1, 0),
817 };
818 
819 static const struct snd_kcontrol_new right_speaker_boost[] = {
820 SOC_DAPM_SINGLE("Direct Voice Switch", WM8993_SPKOUT_MIXERS, 2, 1, 0),
821 SOC_DAPM_SINGLE("SPKL Switch", WM8993_SPKOUT_MIXERS, 1, 1, 0),
822 SOC_DAPM_SINGLE("SPKR Switch", WM8993_SPKOUT_MIXERS, 0, 1, 0),
823 };
824 
825 static const struct snd_kcontrol_new line1_mix[] = {
826 SOC_DAPM_SINGLE("IN1R Switch", WM8993_LINE_MIXER1, 2, 1, 0),
827 SOC_DAPM_SINGLE("IN1L Switch", WM8993_LINE_MIXER1, 1, 1, 0),
828 SOC_DAPM_SINGLE("Output Switch", WM8993_LINE_MIXER1, 0, 1, 0),
829 };
830 
831 static const struct snd_kcontrol_new line1n_mix[] = {
832 SOC_DAPM_SINGLE("Left Output Switch", WM8993_LINE_MIXER1, 6, 1, 0),
833 SOC_DAPM_SINGLE("Right Output Switch", WM8993_LINE_MIXER1, 5, 1, 0),
834 };
835 
836 static const struct snd_kcontrol_new line1p_mix[] = {
837 SOC_DAPM_SINGLE("Left Output Switch", WM8993_LINE_MIXER1, 0, 1, 0),
838 };
839 
840 static const struct snd_kcontrol_new line2_mix[] = {
841 SOC_DAPM_SINGLE("IN1L Switch", WM8993_LINE_MIXER2, 2, 1, 0),
842 SOC_DAPM_SINGLE("IN1R Switch", WM8993_LINE_MIXER2, 1, 1, 0),
843 SOC_DAPM_SINGLE("Output Switch", WM8993_LINE_MIXER2, 0, 1, 0),
844 };
845 
846 static const struct snd_kcontrol_new line2n_mix[] = {
847 SOC_DAPM_SINGLE("Left Output Switch", WM8993_LINE_MIXER2, 5, 1, 0),
848 SOC_DAPM_SINGLE("Right Output Switch", WM8993_LINE_MIXER2, 6, 1, 0),
849 };
850 
851 static const struct snd_kcontrol_new line2p_mix[] = {
852 SOC_DAPM_SINGLE("Right Output Switch", WM8993_LINE_MIXER2, 0, 1, 0),
853 };
854 
855 static const struct snd_soc_dapm_widget analogue_dapm_widgets[] = {
856 SND_SOC_DAPM_INPUT("IN1LN"),
857 SND_SOC_DAPM_INPUT("IN1LP"),
858 SND_SOC_DAPM_INPUT("IN2LN"),
859 SND_SOC_DAPM_INPUT("IN2LP:VXRN"),
860 SND_SOC_DAPM_INPUT("IN1RN"),
861 SND_SOC_DAPM_INPUT("IN1RP"),
862 SND_SOC_DAPM_INPUT("IN2RN"),
863 SND_SOC_DAPM_INPUT("IN2RP:VXRP"),
864 
865 SND_SOC_DAPM_SUPPLY("MICBIAS2", WM8993_POWER_MANAGEMENT_1, 5, 0,
866 		    micbias_event, SND_SOC_DAPM_POST_PMU),
867 SND_SOC_DAPM_SUPPLY("MICBIAS1", WM8993_POWER_MANAGEMENT_1, 4, 0,
868 		    micbias_event, SND_SOC_DAPM_POST_PMU),
869 
870 SND_SOC_DAPM_MIXER("IN1L PGA", WM8993_POWER_MANAGEMENT_2, 6, 0,
871 		   in1l_pga, ARRAY_SIZE(in1l_pga)),
872 SND_SOC_DAPM_MIXER("IN1R PGA", WM8993_POWER_MANAGEMENT_2, 4, 0,
873 		   in1r_pga, ARRAY_SIZE(in1r_pga)),
874 
875 SND_SOC_DAPM_MIXER("IN2L PGA", WM8993_POWER_MANAGEMENT_2, 7, 0,
876 		   in2l_pga, ARRAY_SIZE(in2l_pga)),
877 SND_SOC_DAPM_MIXER("IN2R PGA", WM8993_POWER_MANAGEMENT_2, 5, 0,
878 		   in2r_pga, ARRAY_SIZE(in2r_pga)),
879 
880 SND_SOC_DAPM_MIXER("MIXINL", WM8993_POWER_MANAGEMENT_2, 9, 0,
881 		   mixinl, ARRAY_SIZE(mixinl)),
882 SND_SOC_DAPM_MIXER("MIXINR", WM8993_POWER_MANAGEMENT_2, 8, 0,
883 		   mixinr, ARRAY_SIZE(mixinr)),
884 
885 SND_SOC_DAPM_MIXER("Left Output Mixer", WM8993_POWER_MANAGEMENT_3, 5, 0,
886 		   left_output_mixer, ARRAY_SIZE(left_output_mixer)),
887 SND_SOC_DAPM_MIXER("Right Output Mixer", WM8993_POWER_MANAGEMENT_3, 4, 0,
888 		   right_output_mixer, ARRAY_SIZE(right_output_mixer)),
889 
890 SND_SOC_DAPM_PGA("Left Output PGA", WM8993_POWER_MANAGEMENT_3, 7, 0, NULL, 0),
891 SND_SOC_DAPM_PGA("Right Output PGA", WM8993_POWER_MANAGEMENT_3, 6, 0, NULL, 0),
892 
893 SND_SOC_DAPM_SUPPLY("Headphone Supply", SND_SOC_NOPM, 0, 0, hp_supply_event,
894 		    SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_PRE_PMD),
895 SND_SOC_DAPM_OUT_DRV_E("Headphone PGA", SND_SOC_NOPM, 0, 0, NULL, 0,
896 		       hp_event, SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
897 
898 SND_SOC_DAPM_MIXER("Earpiece Mixer", SND_SOC_NOPM, 0, 0,
899 		   earpiece_mixer, ARRAY_SIZE(earpiece_mixer)),
900 SND_SOC_DAPM_PGA_E("Earpiece Driver", WM8993_POWER_MANAGEMENT_1, 11, 0,
901 		   NULL, 0, earpiece_event,
902 		   SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
903 
904 SND_SOC_DAPM_MIXER("SPKL Boost", SND_SOC_NOPM, 0, 0,
905 		   left_speaker_boost, ARRAY_SIZE(left_speaker_boost)),
906 SND_SOC_DAPM_MIXER("SPKR Boost", SND_SOC_NOPM, 0, 0,
907 		   right_speaker_boost, ARRAY_SIZE(right_speaker_boost)),
908 
909 SND_SOC_DAPM_SUPPLY("TSHUT", WM8993_POWER_MANAGEMENT_2, 14, 0, NULL, 0),
910 SND_SOC_DAPM_OUT_DRV("SPKL Driver", WM8993_POWER_MANAGEMENT_1, 12, 0,
911 		     NULL, 0),
912 SND_SOC_DAPM_OUT_DRV("SPKR Driver", WM8993_POWER_MANAGEMENT_1, 13, 0,
913 		     NULL, 0),
914 
915 SND_SOC_DAPM_MIXER("LINEOUT1 Mixer", SND_SOC_NOPM, 0, 0,
916 		   line1_mix, ARRAY_SIZE(line1_mix)),
917 SND_SOC_DAPM_MIXER("LINEOUT2 Mixer", SND_SOC_NOPM, 0, 0,
918 		   line2_mix, ARRAY_SIZE(line2_mix)),
919 
920 SND_SOC_DAPM_MIXER("LINEOUT1N Mixer", SND_SOC_NOPM, 0, 0,
921 		   line1n_mix, ARRAY_SIZE(line1n_mix)),
922 SND_SOC_DAPM_MIXER("LINEOUT1P Mixer", SND_SOC_NOPM, 0, 0,
923 		   line1p_mix, ARRAY_SIZE(line1p_mix)),
924 SND_SOC_DAPM_MIXER("LINEOUT2N Mixer", SND_SOC_NOPM, 0, 0,
925 		   line2n_mix, ARRAY_SIZE(line2n_mix)),
926 SND_SOC_DAPM_MIXER("LINEOUT2P Mixer", SND_SOC_NOPM, 0, 0,
927 		   line2p_mix, ARRAY_SIZE(line2p_mix)),
928 
929 SND_SOC_DAPM_OUT_DRV_E("LINEOUT1N Driver", WM8993_POWER_MANAGEMENT_3, 13, 0,
930 		       NULL, 0, lineout_event,
931 		     SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
932 SND_SOC_DAPM_OUT_DRV_E("LINEOUT1P Driver", WM8993_POWER_MANAGEMENT_3, 12, 0,
933 		       NULL, 0, lineout_event,
934 		       SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
935 SND_SOC_DAPM_OUT_DRV_E("LINEOUT2N Driver", WM8993_POWER_MANAGEMENT_3, 11, 0,
936 		       NULL, 0, lineout_event,
937 		       SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
938 SND_SOC_DAPM_OUT_DRV_E("LINEOUT2P Driver", WM8993_POWER_MANAGEMENT_3, 10, 0,
939 		       NULL, 0, lineout_event,
940 		       SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
941 
942 SND_SOC_DAPM_OUTPUT("SPKOUTLP"),
943 SND_SOC_DAPM_OUTPUT("SPKOUTLN"),
944 SND_SOC_DAPM_OUTPUT("SPKOUTRP"),
945 SND_SOC_DAPM_OUTPUT("SPKOUTRN"),
946 SND_SOC_DAPM_OUTPUT("HPOUT1L"),
947 SND_SOC_DAPM_OUTPUT("HPOUT1R"),
948 SND_SOC_DAPM_OUTPUT("HPOUT2P"),
949 SND_SOC_DAPM_OUTPUT("HPOUT2N"),
950 SND_SOC_DAPM_OUTPUT("LINEOUT1P"),
951 SND_SOC_DAPM_OUTPUT("LINEOUT1N"),
952 SND_SOC_DAPM_OUTPUT("LINEOUT2P"),
953 SND_SOC_DAPM_OUTPUT("LINEOUT2N"),
954 };
955 
956 static const struct snd_soc_dapm_route analogue_routes[] = {
957 	{ "MICBIAS1", NULL, "CLK_SYS" },
958 	{ "MICBIAS2", NULL, "CLK_SYS" },
959 
960 	{ "IN1L PGA", "IN1LP Switch", "IN1LP" },
961 	{ "IN1L PGA", "IN1LN Switch", "IN1LN" },
962 
963 	{ "IN1L PGA", NULL, "VMID" },
964 	{ "IN1R PGA", NULL, "VMID" },
965 	{ "IN2L PGA", NULL, "VMID" },
966 	{ "IN2R PGA", NULL, "VMID" },
967 
968 	{ "IN1R PGA", "IN1RP Switch", "IN1RP" },
969 	{ "IN1R PGA", "IN1RN Switch", "IN1RN" },
970 
971 	{ "IN2L PGA", "IN2LP Switch", "IN2LP:VXRN" },
972 	{ "IN2L PGA", "IN2LN Switch", "IN2LN" },
973 
974 	{ "IN2R PGA", "IN2RP Switch", "IN2RP:VXRP" },
975 	{ "IN2R PGA", "IN2RN Switch", "IN2RN" },
976 
977 	{ "Direct Voice", NULL, "IN2LP:VXRN" },
978 	{ "Direct Voice", NULL, "IN2RP:VXRP" },
979 
980 	{ "MIXINL", "IN1L Switch", "IN1L PGA" },
981 	{ "MIXINL", "IN2L Switch", "IN2L PGA" },
982 	{ "MIXINL", NULL, "Direct Voice" },
983 	{ "MIXINL", NULL, "IN1LP" },
984 	{ "MIXINL", NULL, "Left Output Mixer" },
985 	{ "MIXINL", NULL, "VMID" },
986 
987 	{ "MIXINR", "IN1R Switch", "IN1R PGA" },
988 	{ "MIXINR", "IN2R Switch", "IN2R PGA" },
989 	{ "MIXINR", NULL, "Direct Voice" },
990 	{ "MIXINR", NULL, "IN1RP" },
991 	{ "MIXINR", NULL, "Right Output Mixer" },
992 	{ "MIXINR", NULL, "VMID" },
993 
994 	{ "ADCL", NULL, "MIXINL" },
995 	{ "ADCR", NULL, "MIXINR" },
996 
997 	{ "Left Output Mixer", "Left Input Switch", "MIXINL" },
998 	{ "Left Output Mixer", "Right Input Switch", "MIXINR" },
999 	{ "Left Output Mixer", "IN2RN Switch", "IN2RN" },
1000 	{ "Left Output Mixer", "IN2LN Switch", "IN2LN" },
1001 	{ "Left Output Mixer", "IN2LP Switch", "IN2LP:VXRN" },
1002 	{ "Left Output Mixer", "IN1L Switch", "IN1L PGA" },
1003 	{ "Left Output Mixer", "IN1R Switch", "IN1R PGA" },
1004 
1005 	{ "Right Output Mixer", "Left Input Switch", "MIXINL" },
1006 	{ "Right Output Mixer", "Right Input Switch", "MIXINR" },
1007 	{ "Right Output Mixer", "IN2LN Switch", "IN2LN" },
1008 	{ "Right Output Mixer", "IN2RN Switch", "IN2RN" },
1009 	{ "Right Output Mixer", "IN2RP Switch", "IN2RP:VXRP" },
1010 	{ "Right Output Mixer", "IN1L Switch", "IN1L PGA" },
1011 	{ "Right Output Mixer", "IN1R Switch", "IN1R PGA" },
1012 
1013 	{ "Left Output PGA", NULL, "Left Output Mixer" },
1014 	{ "Left Output PGA", NULL, "TOCLK" },
1015 
1016 	{ "Right Output PGA", NULL, "Right Output Mixer" },
1017 	{ "Right Output PGA", NULL, "TOCLK" },
1018 
1019 	{ "Earpiece Mixer", "Direct Voice Switch", "Direct Voice" },
1020 	{ "Earpiece Mixer", "Left Output Switch", "Left Output PGA" },
1021 	{ "Earpiece Mixer", "Right Output Switch", "Right Output PGA" },
1022 
1023 	{ "Earpiece Driver", NULL, "VMID" },
1024 	{ "Earpiece Driver", NULL, "Earpiece Mixer" },
1025 	{ "HPOUT2N", NULL, "Earpiece Driver" },
1026 	{ "HPOUT2P", NULL, "Earpiece Driver" },
1027 
1028 	{ "SPKL", "Input Switch", "MIXINL" },
1029 	{ "SPKL", "IN1LP Switch", "IN1LP" },
1030 	{ "SPKL", "Output Switch", "Left Output PGA" },
1031 	{ "SPKL", NULL, "TOCLK" },
1032 
1033 	{ "SPKR", "Input Switch", "MIXINR" },
1034 	{ "SPKR", "IN1RP Switch", "IN1RP" },
1035 	{ "SPKR", "Output Switch", "Right Output PGA" },
1036 	{ "SPKR", NULL, "TOCLK" },
1037 
1038 	{ "SPKL Boost", "Direct Voice Switch", "Direct Voice" },
1039 	{ "SPKL Boost", "SPKL Switch", "SPKL" },
1040 	{ "SPKL Boost", "SPKR Switch", "SPKR" },
1041 
1042 	{ "SPKR Boost", "Direct Voice Switch", "Direct Voice" },
1043 	{ "SPKR Boost", "SPKR Switch", "SPKR" },
1044 	{ "SPKR Boost", "SPKL Switch", "SPKL" },
1045 
1046 	{ "SPKL Driver", NULL, "VMID" },
1047 	{ "SPKL Driver", NULL, "SPKL Boost" },
1048 	{ "SPKL Driver", NULL, "CLK_SYS" },
1049 	{ "SPKL Driver", NULL, "TSHUT" },
1050 
1051 	{ "SPKR Driver", NULL, "VMID" },
1052 	{ "SPKR Driver", NULL, "SPKR Boost" },
1053 	{ "SPKR Driver", NULL, "CLK_SYS" },
1054 	{ "SPKR Driver", NULL, "TSHUT" },
1055 
1056 	{ "SPKOUTLP", NULL, "SPKL Driver" },
1057 	{ "SPKOUTLN", NULL, "SPKL Driver" },
1058 	{ "SPKOUTRP", NULL, "SPKR Driver" },
1059 	{ "SPKOUTRN", NULL, "SPKR Driver" },
1060 
1061 	{ "Left Headphone Mux", "Mixer", "Left Output PGA" },
1062 	{ "Right Headphone Mux", "Mixer", "Right Output PGA" },
1063 
1064 	{ "Headphone PGA", NULL, "Left Headphone Mux" },
1065 	{ "Headphone PGA", NULL, "Right Headphone Mux" },
1066 	{ "Headphone PGA", NULL, "VMID" },
1067 	{ "Headphone PGA", NULL, "CLK_SYS" },
1068 	{ "Headphone PGA", NULL, "Headphone Supply" },
1069 
1070 	{ "HPOUT1L", NULL, "Headphone PGA" },
1071 	{ "HPOUT1R", NULL, "Headphone PGA" },
1072 
1073 	{ "LINEOUT1N Driver", NULL, "VMID" },
1074 	{ "LINEOUT1P Driver", NULL, "VMID" },
1075 	{ "LINEOUT2N Driver", NULL, "VMID" },
1076 	{ "LINEOUT2P Driver", NULL, "VMID" },
1077 
1078 	{ "LINEOUT1N", NULL, "LINEOUT1N Driver" },
1079 	{ "LINEOUT1P", NULL, "LINEOUT1P Driver" },
1080 	{ "LINEOUT2N", NULL, "LINEOUT2N Driver" },
1081 	{ "LINEOUT2P", NULL, "LINEOUT2P Driver" },
1082 };
1083 
1084 static const struct snd_soc_dapm_route lineout1_diff_routes[] = {
1085 	{ "LINEOUT1 Mixer", "IN1L Switch", "IN1L PGA" },
1086 	{ "LINEOUT1 Mixer", "IN1R Switch", "IN1R PGA" },
1087 	{ "LINEOUT1 Mixer", "Output Switch", "Left Output PGA" },
1088 
1089 	{ "LINEOUT1N Driver", NULL, "LINEOUT1 Mixer" },
1090 	{ "LINEOUT1P Driver", NULL, "LINEOUT1 Mixer" },
1091 };
1092 
1093 static const struct snd_soc_dapm_route lineout1_se_routes[] = {
1094 	{ "LINEOUT1N Mixer", "Left Output Switch", "Left Output PGA" },
1095 	{ "LINEOUT1N Mixer", "Right Output Switch", "Right Output PGA" },
1096 
1097 	{ "LINEOUT1P Mixer", "Left Output Switch", "Left Output PGA" },
1098 
1099 	{ "LINEOUT1N Driver", NULL, "LINEOUT1N Mixer" },
1100 	{ "LINEOUT1P Driver", NULL, "LINEOUT1P Mixer" },
1101 };
1102 
1103 static const struct snd_soc_dapm_route lineout2_diff_routes[] = {
1104 	{ "LINEOUT2 Mixer", "IN1L Switch", "IN1L PGA" },
1105 	{ "LINEOUT2 Mixer", "IN1R Switch", "IN1R PGA" },
1106 	{ "LINEOUT2 Mixer", "Output Switch", "Right Output PGA" },
1107 
1108 	{ "LINEOUT2N Driver", NULL, "LINEOUT2 Mixer" },
1109 	{ "LINEOUT2P Driver", NULL, "LINEOUT2 Mixer" },
1110 };
1111 
1112 static const struct snd_soc_dapm_route lineout2_se_routes[] = {
1113 	{ "LINEOUT2N Mixer", "Left Output Switch", "Left Output PGA" },
1114 	{ "LINEOUT2N Mixer", "Right Output Switch", "Right Output PGA" },
1115 
1116 	{ "LINEOUT2P Mixer", "Right Output Switch", "Right Output PGA" },
1117 
1118 	{ "LINEOUT2N Driver", NULL, "LINEOUT2N Mixer" },
1119 	{ "LINEOUT2P Driver", NULL, "LINEOUT2P Mixer" },
1120 };
1121 
1122 int wm_hubs_add_analogue_controls(struct snd_soc_codec *codec)
1123 {
1124 	struct snd_soc_dapm_context *dapm = &codec->dapm;
1125 
1126 	/* Latch volume update bits & default ZC on */
1127 	snd_soc_update_bits(codec, WM8993_LEFT_LINE_INPUT_1_2_VOLUME,
1128 			    WM8993_IN1_VU, WM8993_IN1_VU);
1129 	snd_soc_update_bits(codec, WM8993_RIGHT_LINE_INPUT_1_2_VOLUME,
1130 			    WM8993_IN1_VU, WM8993_IN1_VU);
1131 	snd_soc_update_bits(codec, WM8993_LEFT_LINE_INPUT_3_4_VOLUME,
1132 			    WM8993_IN2_VU, WM8993_IN2_VU);
1133 	snd_soc_update_bits(codec, WM8993_RIGHT_LINE_INPUT_3_4_VOLUME,
1134 			    WM8993_IN2_VU, WM8993_IN2_VU);
1135 
1136 	snd_soc_update_bits(codec, WM8993_SPEAKER_VOLUME_LEFT,
1137 			    WM8993_SPKOUT_VU, WM8993_SPKOUT_VU);
1138 	snd_soc_update_bits(codec, WM8993_SPEAKER_VOLUME_RIGHT,
1139 			    WM8993_SPKOUT_VU, WM8993_SPKOUT_VU);
1140 
1141 	snd_soc_update_bits(codec, WM8993_LEFT_OUTPUT_VOLUME,
1142 			    WM8993_HPOUT1_VU | WM8993_HPOUT1L_ZC,
1143 			    WM8993_HPOUT1_VU | WM8993_HPOUT1L_ZC);
1144 	snd_soc_update_bits(codec, WM8993_RIGHT_OUTPUT_VOLUME,
1145 			    WM8993_HPOUT1_VU | WM8993_HPOUT1R_ZC,
1146 			    WM8993_HPOUT1_VU | WM8993_HPOUT1R_ZC);
1147 
1148 	snd_soc_update_bits(codec, WM8993_LEFT_OPGA_VOLUME,
1149 			    WM8993_MIXOUTL_ZC | WM8993_MIXOUT_VU,
1150 			    WM8993_MIXOUTL_ZC | WM8993_MIXOUT_VU);
1151 	snd_soc_update_bits(codec, WM8993_RIGHT_OPGA_VOLUME,
1152 			    WM8993_MIXOUTR_ZC | WM8993_MIXOUT_VU,
1153 			    WM8993_MIXOUTR_ZC | WM8993_MIXOUT_VU);
1154 
1155 	snd_soc_add_codec_controls(codec, analogue_snd_controls,
1156 			     ARRAY_SIZE(analogue_snd_controls));
1157 
1158 	snd_soc_dapm_new_controls(dapm, analogue_dapm_widgets,
1159 				  ARRAY_SIZE(analogue_dapm_widgets));
1160 	return 0;
1161 }
1162 EXPORT_SYMBOL_GPL(wm_hubs_add_analogue_controls);
1163 
1164 int wm_hubs_add_analogue_routes(struct snd_soc_codec *codec,
1165 				int lineout1_diff, int lineout2_diff)
1166 {
1167 	struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
1168 	struct snd_soc_dapm_context *dapm = &codec->dapm;
1169 
1170 	hubs->codec = codec;
1171 
1172 	INIT_LIST_HEAD(&hubs->dcs_cache);
1173 	init_completion(&hubs->dcs_done);
1174 
1175 	snd_soc_dapm_add_routes(dapm, analogue_routes,
1176 				ARRAY_SIZE(analogue_routes));
1177 
1178 	if (lineout1_diff)
1179 		snd_soc_dapm_add_routes(dapm,
1180 					lineout1_diff_routes,
1181 					ARRAY_SIZE(lineout1_diff_routes));
1182 	else
1183 		snd_soc_dapm_add_routes(dapm,
1184 					lineout1_se_routes,
1185 					ARRAY_SIZE(lineout1_se_routes));
1186 
1187 	if (lineout2_diff)
1188 		snd_soc_dapm_add_routes(dapm,
1189 					lineout2_diff_routes,
1190 					ARRAY_SIZE(lineout2_diff_routes));
1191 	else
1192 		snd_soc_dapm_add_routes(dapm,
1193 					lineout2_se_routes,
1194 					ARRAY_SIZE(lineout2_se_routes));
1195 
1196 	return 0;
1197 }
1198 EXPORT_SYMBOL_GPL(wm_hubs_add_analogue_routes);
1199 
1200 int wm_hubs_handle_analogue_pdata(struct snd_soc_codec *codec,
1201 				  int lineout1_diff, int lineout2_diff,
1202 				  int lineout1fb, int lineout2fb,
1203 				  int jd_scthr, int jd_thr,
1204 				  int micbias1_delay, int micbias2_delay,
1205 				  int micbias1_lvl, int micbias2_lvl)
1206 {
1207 	struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
1208 
1209 	hubs->lineout1_se = !lineout1_diff;
1210 	hubs->lineout2_se = !lineout2_diff;
1211 	hubs->micb1_delay = micbias1_delay;
1212 	hubs->micb2_delay = micbias2_delay;
1213 
1214 	if (!lineout1_diff)
1215 		snd_soc_update_bits(codec, WM8993_LINE_MIXER1,
1216 				    WM8993_LINEOUT1_MODE,
1217 				    WM8993_LINEOUT1_MODE);
1218 	if (!lineout2_diff)
1219 		snd_soc_update_bits(codec, WM8993_LINE_MIXER2,
1220 				    WM8993_LINEOUT2_MODE,
1221 				    WM8993_LINEOUT2_MODE);
1222 
1223 	if (!lineout1_diff && !lineout2_diff)
1224 		snd_soc_update_bits(codec, WM8993_ANTIPOP1,
1225 				    WM8993_LINEOUT_VMID_BUF_ENA,
1226 				    WM8993_LINEOUT_VMID_BUF_ENA);
1227 
1228 	if (lineout1fb)
1229 		snd_soc_update_bits(codec, WM8993_ADDITIONAL_CONTROL,
1230 				    WM8993_LINEOUT1_FB, WM8993_LINEOUT1_FB);
1231 
1232 	if (lineout2fb)
1233 		snd_soc_update_bits(codec, WM8993_ADDITIONAL_CONTROL,
1234 				    WM8993_LINEOUT2_FB, WM8993_LINEOUT2_FB);
1235 
1236 	snd_soc_update_bits(codec, WM8993_MICBIAS,
1237 			    WM8993_JD_SCTHR_MASK | WM8993_JD_THR_MASK |
1238 			    WM8993_MICB1_LVL | WM8993_MICB2_LVL,
1239 			    jd_scthr << WM8993_JD_SCTHR_SHIFT |
1240 			    jd_thr << WM8993_JD_THR_SHIFT |
1241 			    micbias1_lvl |
1242 			    micbias2_lvl << WM8993_MICB2_LVL_SHIFT);
1243 
1244 	return 0;
1245 }
1246 EXPORT_SYMBOL_GPL(wm_hubs_handle_analogue_pdata);
1247 
1248 void wm_hubs_vmid_ena(struct snd_soc_codec *codec)
1249 {
1250 	struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
1251 	int val = 0;
1252 
1253 	if (hubs->lineout1_se)
1254 		val |= WM8993_LINEOUT1N_ENA | WM8993_LINEOUT1P_ENA;
1255 
1256 	if (hubs->lineout2_se)
1257 		val |= WM8993_LINEOUT2N_ENA | WM8993_LINEOUT2P_ENA;
1258 
1259 	/* Enable the line outputs while we power up */
1260 	snd_soc_update_bits(codec, WM8993_POWER_MANAGEMENT_3, val, val);
1261 }
1262 EXPORT_SYMBOL_GPL(wm_hubs_vmid_ena);
1263 
1264 void wm_hubs_set_bias_level(struct snd_soc_codec *codec,
1265 			    enum snd_soc_bias_level level)
1266 {
1267 	struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
1268 	int mask, val;
1269 
1270 	switch (level) {
1271 	case SND_SOC_BIAS_STANDBY:
1272 		/* Clamp the inputs to VMID while we ramp to charge caps */
1273 		snd_soc_update_bits(codec, WM8993_INPUTS_CLAMP_REG,
1274 				    WM8993_INPUTS_CLAMP, WM8993_INPUTS_CLAMP);
1275 		break;
1276 
1277 	case SND_SOC_BIAS_ON:
1278 		/* Turn off any unneded single ended outputs */
1279 		val = 0;
1280 		mask = 0;
1281 
1282 		if (hubs->lineout1_se)
1283 			mask |= WM8993_LINEOUT1N_ENA | WM8993_LINEOUT1P_ENA;
1284 
1285 		if (hubs->lineout2_se)
1286 			mask |= WM8993_LINEOUT2N_ENA | WM8993_LINEOUT2P_ENA;
1287 
1288 		if (hubs->lineout1_se && hubs->lineout1n_ena)
1289 			val |= WM8993_LINEOUT1N_ENA;
1290 
1291 		if (hubs->lineout1_se && hubs->lineout1p_ena)
1292 			val |= WM8993_LINEOUT1P_ENA;
1293 
1294 		if (hubs->lineout2_se && hubs->lineout2n_ena)
1295 			val |= WM8993_LINEOUT2N_ENA;
1296 
1297 		if (hubs->lineout2_se && hubs->lineout2p_ena)
1298 			val |= WM8993_LINEOUT2P_ENA;
1299 
1300 		snd_soc_update_bits(codec, WM8993_POWER_MANAGEMENT_3,
1301 				    mask, val);
1302 
1303 		/* Remove the input clamps */
1304 		snd_soc_update_bits(codec, WM8993_INPUTS_CLAMP_REG,
1305 				    WM8993_INPUTS_CLAMP, 0);
1306 		break;
1307 
1308 	default:
1309 		break;
1310 	}
1311 }
1312 EXPORT_SYMBOL_GPL(wm_hubs_set_bias_level);
1313 
1314 MODULE_DESCRIPTION("Shared support for Wolfson hubs products");
1315 MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.com>");
1316 MODULE_LICENSE("GPL");
1317