xref: /openbmc/linux/sound/soc/codecs/wm_hubs.c (revision 95e9fd10)
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 /*
203  * Startup calibration of the DC servo
204  */
205 static void calibrate_dc_servo(struct snd_soc_codec *codec)
206 {
207 	struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
208 	struct wm_hubs_dcs_cache *cache;
209 	s8 offset;
210 	u16 reg, reg_l, reg_r, dcs_cfg, dcs_reg;
211 
212 	switch (hubs->dcs_readback_mode) {
213 	case 2:
214 		dcs_reg = WM8994_DC_SERVO_4E;
215 		break;
216 	default:
217 		dcs_reg = WM8993_DC_SERVO_3;
218 		break;
219 	}
220 
221 	/* If we're using a digital only path and have a previously
222 	 * callibrated DC servo offset stored then use that. */
223 	if (wm_hubs_dac_hp_direct(codec) &&
224 	    wm_hubs_dcs_cache_get(codec, &cache)) {
225 		dev_dbg(codec->dev, "Using cached DCS offset %x for %d,%d\n",
226 			cache->dcs_cfg, cache->left, cache->right);
227 		snd_soc_write(codec, dcs_reg, cache->dcs_cfg);
228 		wait_for_dc_servo(codec,
229 				  WM8993_DCS_TRIG_DAC_WR_0 |
230 				  WM8993_DCS_TRIG_DAC_WR_1);
231 		return;
232 	}
233 
234 	if (hubs->series_startup) {
235 		/* Set for 32 series updates */
236 		snd_soc_update_bits(codec, WM8993_DC_SERVO_1,
237 				    WM8993_DCS_SERIES_NO_01_MASK,
238 				    32 << WM8993_DCS_SERIES_NO_01_SHIFT);
239 		wait_for_dc_servo(codec,
240 				  WM8993_DCS_TRIG_SERIES_0 |
241 				  WM8993_DCS_TRIG_SERIES_1);
242 	} else {
243 		wait_for_dc_servo(codec,
244 				  WM8993_DCS_TRIG_STARTUP_0 |
245 				  WM8993_DCS_TRIG_STARTUP_1);
246 	}
247 
248 	/* Different chips in the family support different readback
249 	 * methods.
250 	 */
251 	switch (hubs->dcs_readback_mode) {
252 	case 0:
253 		reg_l = snd_soc_read(codec, WM8993_DC_SERVO_READBACK_1)
254 			& WM8993_DCS_INTEG_CHAN_0_MASK;
255 		reg_r = snd_soc_read(codec, WM8993_DC_SERVO_READBACK_2)
256 			& WM8993_DCS_INTEG_CHAN_1_MASK;
257 		break;
258 	case 2:
259 	case 1:
260 		reg = snd_soc_read(codec, dcs_reg);
261 		reg_r = (reg & WM8993_DCS_DAC_WR_VAL_1_MASK)
262 			>> WM8993_DCS_DAC_WR_VAL_1_SHIFT;
263 		reg_l = reg & WM8993_DCS_DAC_WR_VAL_0_MASK;
264 		break;
265 	default:
266 		WARN(1, "Unknown DCS readback method\n");
267 		return;
268 	}
269 
270 	dev_dbg(codec->dev, "DCS input: %x %x\n", reg_l, reg_r);
271 
272 	/* Apply correction to DC servo result */
273 	if (hubs->dcs_codes_l || hubs->dcs_codes_r) {
274 		dev_dbg(codec->dev,
275 			"Applying %d/%d code DC servo correction\n",
276 			hubs->dcs_codes_l, hubs->dcs_codes_r);
277 
278 		/* HPOUT1R */
279 		offset = reg_r;
280 		offset += hubs->dcs_codes_r;
281 		dcs_cfg = (u8)offset << WM8993_DCS_DAC_WR_VAL_1_SHIFT;
282 
283 		/* HPOUT1L */
284 		offset = reg_l;
285 		offset += hubs->dcs_codes_l;
286 		dcs_cfg |= (u8)offset;
287 
288 		dev_dbg(codec->dev, "DCS result: %x\n", dcs_cfg);
289 
290 		/* Do it */
291 		snd_soc_write(codec, dcs_reg, dcs_cfg);
292 		wait_for_dc_servo(codec,
293 				  WM8993_DCS_TRIG_DAC_WR_0 |
294 				  WM8993_DCS_TRIG_DAC_WR_1);
295 	} else {
296 		dcs_cfg = reg_r << WM8993_DCS_DAC_WR_VAL_1_SHIFT;
297 		dcs_cfg |= reg_l;
298 	}
299 
300 	/* Save the callibrated offset if we're in class W mode and
301 	 * therefore don't have any analogue signal mixed in. */
302 	if (wm_hubs_dac_hp_direct(codec))
303 		wm_hubs_dcs_cache_set(codec, dcs_cfg);
304 }
305 
306 /*
307  * Update the DC servo calibration on gain changes
308  */
309 static int wm8993_put_dc_servo(struct snd_kcontrol *kcontrol,
310 			       struct snd_ctl_elem_value *ucontrol)
311 {
312 	struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
313 	struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
314 	int ret;
315 
316 	ret = snd_soc_put_volsw(kcontrol, ucontrol);
317 
318 	/* If we're applying an offset correction then updating the
319 	 * callibration would be likely to introduce further offsets. */
320 	if (hubs->dcs_codes_l || hubs->dcs_codes_r || hubs->no_series_update)
321 		return ret;
322 
323 	/* Only need to do this if the outputs are active */
324 	if (snd_soc_read(codec, WM8993_POWER_MANAGEMENT_1)
325 	    & (WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA))
326 		snd_soc_update_bits(codec,
327 				    WM8993_DC_SERVO_0,
328 				    WM8993_DCS_TRIG_SINGLE_0 |
329 				    WM8993_DCS_TRIG_SINGLE_1,
330 				    WM8993_DCS_TRIG_SINGLE_0 |
331 				    WM8993_DCS_TRIG_SINGLE_1);
332 
333 	return ret;
334 }
335 
336 static const struct snd_kcontrol_new analogue_snd_controls[] = {
337 SOC_SINGLE_TLV("IN1L Volume", WM8993_LEFT_LINE_INPUT_1_2_VOLUME, 0, 31, 0,
338 	       inpga_tlv),
339 SOC_SINGLE("IN1L Switch", WM8993_LEFT_LINE_INPUT_1_2_VOLUME, 7, 1, 1),
340 SOC_SINGLE("IN1L ZC Switch", WM8993_LEFT_LINE_INPUT_1_2_VOLUME, 6, 1, 0),
341 
342 SOC_SINGLE_TLV("IN1R Volume", WM8993_RIGHT_LINE_INPUT_1_2_VOLUME, 0, 31, 0,
343 	       inpga_tlv),
344 SOC_SINGLE("IN1R Switch", WM8993_RIGHT_LINE_INPUT_1_2_VOLUME, 7, 1, 1),
345 SOC_SINGLE("IN1R ZC Switch", WM8993_RIGHT_LINE_INPUT_1_2_VOLUME, 6, 1, 0),
346 
347 
348 SOC_SINGLE_TLV("IN2L Volume", WM8993_LEFT_LINE_INPUT_3_4_VOLUME, 0, 31, 0,
349 	       inpga_tlv),
350 SOC_SINGLE("IN2L Switch", WM8993_LEFT_LINE_INPUT_3_4_VOLUME, 7, 1, 1),
351 SOC_SINGLE("IN2L ZC Switch", WM8993_LEFT_LINE_INPUT_3_4_VOLUME, 6, 1, 0),
352 
353 SOC_SINGLE_TLV("IN2R Volume", WM8993_RIGHT_LINE_INPUT_3_4_VOLUME, 0, 31, 0,
354 	       inpga_tlv),
355 SOC_SINGLE("IN2R Switch", WM8993_RIGHT_LINE_INPUT_3_4_VOLUME, 7, 1, 1),
356 SOC_SINGLE("IN2R ZC Switch", WM8993_RIGHT_LINE_INPUT_3_4_VOLUME, 6, 1, 0),
357 
358 SOC_SINGLE_TLV("MIXINL IN2L Volume", WM8993_INPUT_MIXER3, 7, 1, 0,
359 	       inmix_sw_tlv),
360 SOC_SINGLE_TLV("MIXINL IN1L Volume", WM8993_INPUT_MIXER3, 4, 1, 0,
361 	       inmix_sw_tlv),
362 SOC_SINGLE_TLV("MIXINL Output Record Volume", WM8993_INPUT_MIXER3, 0, 7, 0,
363 	       inmix_tlv),
364 SOC_SINGLE_TLV("MIXINL IN1LP Volume", WM8993_INPUT_MIXER5, 6, 7, 0, inmix_tlv),
365 SOC_SINGLE_TLV("MIXINL Direct Voice Volume", WM8993_INPUT_MIXER5, 0, 6, 0,
366 	       inmix_tlv),
367 
368 SOC_SINGLE_TLV("MIXINR IN2R Volume", WM8993_INPUT_MIXER4, 7, 1, 0,
369 	       inmix_sw_tlv),
370 SOC_SINGLE_TLV("MIXINR IN1R Volume", WM8993_INPUT_MIXER4, 4, 1, 0,
371 	       inmix_sw_tlv),
372 SOC_SINGLE_TLV("MIXINR Output Record Volume", WM8993_INPUT_MIXER4, 0, 7, 0,
373 	       inmix_tlv),
374 SOC_SINGLE_TLV("MIXINR IN1RP Volume", WM8993_INPUT_MIXER6, 6, 7, 0, inmix_tlv),
375 SOC_SINGLE_TLV("MIXINR Direct Voice Volume", WM8993_INPUT_MIXER6, 0, 6, 0,
376 	       inmix_tlv),
377 
378 SOC_SINGLE_TLV("Left Output Mixer IN2RN Volume", WM8993_OUTPUT_MIXER5, 6, 7, 1,
379 	       outmix_tlv),
380 SOC_SINGLE_TLV("Left Output Mixer IN2LN Volume", WM8993_OUTPUT_MIXER3, 6, 7, 1,
381 	       outmix_tlv),
382 SOC_SINGLE_TLV("Left Output Mixer IN2LP Volume", WM8993_OUTPUT_MIXER3, 9, 7, 1,
383 	       outmix_tlv),
384 SOC_SINGLE_TLV("Left Output Mixer IN1L Volume", WM8993_OUTPUT_MIXER3, 0, 7, 1,
385 	       outmix_tlv),
386 SOC_SINGLE_TLV("Left Output Mixer IN1R Volume", WM8993_OUTPUT_MIXER3, 3, 7, 1,
387 	       outmix_tlv),
388 SOC_SINGLE_TLV("Left Output Mixer Right Input Volume",
389 	       WM8993_OUTPUT_MIXER5, 3, 7, 1, outmix_tlv),
390 SOC_SINGLE_TLV("Left Output Mixer Left Input Volume",
391 	       WM8993_OUTPUT_MIXER5, 0, 7, 1, outmix_tlv),
392 SOC_SINGLE_TLV("Left Output Mixer DAC Volume", WM8993_OUTPUT_MIXER5, 9, 7, 1,
393 	       outmix_tlv),
394 
395 SOC_SINGLE_TLV("Right Output Mixer IN2LN Volume",
396 	       WM8993_OUTPUT_MIXER6, 6, 7, 1, outmix_tlv),
397 SOC_SINGLE_TLV("Right Output Mixer IN2RN Volume",
398 	       WM8993_OUTPUT_MIXER4, 6, 7, 1, outmix_tlv),
399 SOC_SINGLE_TLV("Right Output Mixer IN1L Volume",
400 	       WM8993_OUTPUT_MIXER4, 3, 7, 1, outmix_tlv),
401 SOC_SINGLE_TLV("Right Output Mixer IN1R Volume",
402 	       WM8993_OUTPUT_MIXER4, 0, 7, 1, outmix_tlv),
403 SOC_SINGLE_TLV("Right Output Mixer IN2RP Volume",
404 	       WM8993_OUTPUT_MIXER4, 9, 7, 1, outmix_tlv),
405 SOC_SINGLE_TLV("Right Output Mixer Left Input Volume",
406 	       WM8993_OUTPUT_MIXER6, 3, 7, 1, outmix_tlv),
407 SOC_SINGLE_TLV("Right Output Mixer Right Input Volume",
408 	       WM8993_OUTPUT_MIXER6, 6, 7, 1, outmix_tlv),
409 SOC_SINGLE_TLV("Right Output Mixer DAC Volume",
410 	       WM8993_OUTPUT_MIXER6, 9, 7, 1, outmix_tlv),
411 
412 SOC_DOUBLE_R_TLV("Output Volume", WM8993_LEFT_OPGA_VOLUME,
413 		 WM8993_RIGHT_OPGA_VOLUME, 0, 63, 0, outpga_tlv),
414 SOC_DOUBLE_R("Output Switch", WM8993_LEFT_OPGA_VOLUME,
415 	     WM8993_RIGHT_OPGA_VOLUME, 6, 1, 0),
416 SOC_DOUBLE_R("Output ZC Switch", WM8993_LEFT_OPGA_VOLUME,
417 	     WM8993_RIGHT_OPGA_VOLUME, 7, 1, 0),
418 
419 SOC_SINGLE("Earpiece Switch", WM8993_HPOUT2_VOLUME, 5, 1, 1),
420 SOC_SINGLE_TLV("Earpiece Volume", WM8993_HPOUT2_VOLUME, 4, 1, 1, earpiece_tlv),
421 
422 SOC_SINGLE_TLV("SPKL Input Volume", WM8993_SPKMIXL_ATTENUATION,
423 	       5, 1, 1, wm_hubs_spkmix_tlv),
424 SOC_SINGLE_TLV("SPKL IN1LP Volume", WM8993_SPKMIXL_ATTENUATION,
425 	       4, 1, 1, wm_hubs_spkmix_tlv),
426 SOC_SINGLE_TLV("SPKL Output Volume", WM8993_SPKMIXL_ATTENUATION,
427 	       3, 1, 1, wm_hubs_spkmix_tlv),
428 
429 SOC_SINGLE_TLV("SPKR Input Volume", WM8993_SPKMIXR_ATTENUATION,
430 	       5, 1, 1, wm_hubs_spkmix_tlv),
431 SOC_SINGLE_TLV("SPKR IN1RP Volume", WM8993_SPKMIXR_ATTENUATION,
432 	       4, 1, 1, wm_hubs_spkmix_tlv),
433 SOC_SINGLE_TLV("SPKR Output Volume", WM8993_SPKMIXR_ATTENUATION,
434 	       3, 1, 1, wm_hubs_spkmix_tlv),
435 
436 SOC_DOUBLE_R_TLV("Speaker Mixer Volume",
437 		 WM8993_SPKMIXL_ATTENUATION, WM8993_SPKMIXR_ATTENUATION,
438 		 0, 3, 1, spkmixout_tlv),
439 SOC_DOUBLE_R_TLV("Speaker Volume",
440 		 WM8993_SPEAKER_VOLUME_LEFT, WM8993_SPEAKER_VOLUME_RIGHT,
441 		 0, 63, 0, outpga_tlv),
442 SOC_DOUBLE_R("Speaker Switch",
443 	     WM8993_SPEAKER_VOLUME_LEFT, WM8993_SPEAKER_VOLUME_RIGHT,
444 	     6, 1, 0),
445 SOC_DOUBLE_R("Speaker ZC Switch",
446 	     WM8993_SPEAKER_VOLUME_LEFT, WM8993_SPEAKER_VOLUME_RIGHT,
447 	     7, 1, 0),
448 SOC_DOUBLE_TLV("Speaker Boost Volume", WM8993_SPKOUT_BOOST, 3, 0, 7, 0,
449 	       spkboost_tlv),
450 SOC_ENUM("Speaker Reference", speaker_ref),
451 SOC_ENUM("Speaker Mode", speaker_mode),
452 
453 SOC_DOUBLE_R_EXT_TLV("Headphone Volume",
454 		     WM8993_LEFT_OUTPUT_VOLUME, WM8993_RIGHT_OUTPUT_VOLUME,
455 		     0, 63, 0, snd_soc_get_volsw, wm8993_put_dc_servo,
456 		     outpga_tlv),
457 
458 SOC_DOUBLE_R("Headphone Switch", WM8993_LEFT_OUTPUT_VOLUME,
459 	     WM8993_RIGHT_OUTPUT_VOLUME, 6, 1, 0),
460 SOC_DOUBLE_R("Headphone ZC Switch", WM8993_LEFT_OUTPUT_VOLUME,
461 	     WM8993_RIGHT_OUTPUT_VOLUME, 7, 1, 0),
462 
463 SOC_SINGLE("LINEOUT1N Switch", WM8993_LINE_OUTPUTS_VOLUME, 6, 1, 1),
464 SOC_SINGLE("LINEOUT1P Switch", WM8993_LINE_OUTPUTS_VOLUME, 5, 1, 1),
465 SOC_SINGLE_TLV("LINEOUT1 Volume", WM8993_LINE_OUTPUTS_VOLUME, 4, 1, 1,
466 	       line_tlv),
467 
468 SOC_SINGLE("LINEOUT2N Switch", WM8993_LINE_OUTPUTS_VOLUME, 2, 1, 1),
469 SOC_SINGLE("LINEOUT2P Switch", WM8993_LINE_OUTPUTS_VOLUME, 1, 1, 1),
470 SOC_SINGLE_TLV("LINEOUT2 Volume", WM8993_LINE_OUTPUTS_VOLUME, 0, 1, 1,
471 	       line_tlv),
472 };
473 
474 static int hp_supply_event(struct snd_soc_dapm_widget *w,
475 			   struct snd_kcontrol *kcontrol, int event)
476 {
477 	struct snd_soc_codec *codec = w->codec;
478 	struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
479 
480 	switch (event) {
481 	case SND_SOC_DAPM_PRE_PMU:
482 		switch (hubs->hp_startup_mode) {
483 		case 0:
484 			break;
485 		case 1:
486 			/* Enable the headphone amp */
487 			snd_soc_update_bits(codec, WM8993_POWER_MANAGEMENT_1,
488 					    WM8993_HPOUT1L_ENA |
489 					    WM8993_HPOUT1R_ENA,
490 					    WM8993_HPOUT1L_ENA |
491 					    WM8993_HPOUT1R_ENA);
492 
493 			/* Enable the second stage */
494 			snd_soc_update_bits(codec, WM8993_ANALOGUE_HP_0,
495 					    WM8993_HPOUT1L_DLY |
496 					    WM8993_HPOUT1R_DLY,
497 					    WM8993_HPOUT1L_DLY |
498 					    WM8993_HPOUT1R_DLY);
499 			break;
500 		default:
501 			dev_err(codec->dev, "Unknown HP startup mode %d\n",
502 				hubs->hp_startup_mode);
503 			break;
504 		}
505 
506 	case SND_SOC_DAPM_PRE_PMD:
507 		snd_soc_update_bits(codec, WM8993_CHARGE_PUMP_1,
508 				    WM8993_CP_ENA, 0);
509 		break;
510 	}
511 
512 	return 0;
513 }
514 
515 static int hp_event(struct snd_soc_dapm_widget *w,
516 		    struct snd_kcontrol *kcontrol, int event)
517 {
518 	struct snd_soc_codec *codec = w->codec;
519 	unsigned int reg = snd_soc_read(codec, WM8993_ANALOGUE_HP_0);
520 
521 	switch (event) {
522 	case SND_SOC_DAPM_POST_PMU:
523 		snd_soc_update_bits(codec, WM8993_CHARGE_PUMP_1,
524 				    WM8993_CP_ENA, WM8993_CP_ENA);
525 
526 		msleep(5);
527 
528 		snd_soc_update_bits(codec, WM8993_POWER_MANAGEMENT_1,
529 				    WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA,
530 				    WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA);
531 
532 		reg |= WM8993_HPOUT1L_DLY | WM8993_HPOUT1R_DLY;
533 		snd_soc_write(codec, WM8993_ANALOGUE_HP_0, reg);
534 
535 		snd_soc_update_bits(codec, WM8993_DC_SERVO_1,
536 				    WM8993_DCS_TIMER_PERIOD_01_MASK, 0);
537 
538 		calibrate_dc_servo(codec);
539 
540 		reg |= WM8993_HPOUT1R_OUTP | WM8993_HPOUT1R_RMV_SHORT |
541 			WM8993_HPOUT1L_OUTP | WM8993_HPOUT1L_RMV_SHORT;
542 		snd_soc_write(codec, WM8993_ANALOGUE_HP_0, reg);
543 		break;
544 
545 	case SND_SOC_DAPM_PRE_PMD:
546 		snd_soc_update_bits(codec, WM8993_ANALOGUE_HP_0,
547 				    WM8993_HPOUT1L_OUTP |
548 				    WM8993_HPOUT1R_OUTP |
549 				    WM8993_HPOUT1L_RMV_SHORT |
550 				    WM8993_HPOUT1R_RMV_SHORT, 0);
551 
552 		snd_soc_update_bits(codec, WM8993_ANALOGUE_HP_0,
553 				    WM8993_HPOUT1L_DLY |
554 				    WM8993_HPOUT1R_DLY, 0);
555 
556 		snd_soc_write(codec, WM8993_DC_SERVO_0, 0);
557 
558 		snd_soc_update_bits(codec, WM8993_POWER_MANAGEMENT_1,
559 				    WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA,
560 				    0);
561 		break;
562 	}
563 
564 	return 0;
565 }
566 
567 static int earpiece_event(struct snd_soc_dapm_widget *w,
568 			  struct snd_kcontrol *control, int event)
569 {
570 	struct snd_soc_codec *codec = w->codec;
571 	u16 reg = snd_soc_read(codec, WM8993_ANTIPOP1) & ~WM8993_HPOUT2_IN_ENA;
572 
573 	switch (event) {
574 	case SND_SOC_DAPM_PRE_PMU:
575 		reg |= WM8993_HPOUT2_IN_ENA;
576 		snd_soc_write(codec, WM8993_ANTIPOP1, reg);
577 		udelay(50);
578 		break;
579 
580 	case SND_SOC_DAPM_POST_PMD:
581 		snd_soc_write(codec, WM8993_ANTIPOP1, reg);
582 		break;
583 
584 	default:
585 		BUG();
586 		break;
587 	}
588 
589 	return 0;
590 }
591 
592 static int lineout_event(struct snd_soc_dapm_widget *w,
593 			 struct snd_kcontrol *control, int event)
594 {
595 	struct snd_soc_codec *codec = w->codec;
596 	struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
597 	bool *flag;
598 
599 	switch (w->shift) {
600 	case WM8993_LINEOUT1N_ENA_SHIFT:
601 		flag = &hubs->lineout1n_ena;
602 		break;
603 	case WM8993_LINEOUT1P_ENA_SHIFT:
604 		flag = &hubs->lineout1p_ena;
605 		break;
606 	case WM8993_LINEOUT2N_ENA_SHIFT:
607 		flag = &hubs->lineout2n_ena;
608 		break;
609 	case WM8993_LINEOUT2P_ENA_SHIFT:
610 		flag = &hubs->lineout2p_ena;
611 		break;
612 	default:
613 		WARN(1, "Unknown line output");
614 		return -EINVAL;
615 	}
616 
617 	*flag = SND_SOC_DAPM_EVENT_ON(event);
618 
619 	return 0;
620 }
621 
622 void wm_hubs_update_class_w(struct snd_soc_codec *codec)
623 {
624 	struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
625 	int enable = WM8993_CP_DYN_V | WM8993_CP_DYN_FREQ;
626 
627 	if (!wm_hubs_dac_hp_direct(codec))
628 		enable = false;
629 
630 	if (hubs->check_class_w_digital && !hubs->check_class_w_digital(codec))
631 		enable = false;
632 
633 	dev_vdbg(codec->dev, "Class W %s\n", enable ? "enabled" : "disabled");
634 
635 	snd_soc_update_bits(codec, WM8993_CLASS_W_0,
636 			    WM8993_CP_DYN_V | WM8993_CP_DYN_FREQ, enable);
637 }
638 EXPORT_SYMBOL_GPL(wm_hubs_update_class_w);
639 
640 #define WM_HUBS_SINGLE_W(xname, reg, shift, max, invert) \
641 {	.iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
642 	.info = snd_soc_info_volsw, \
643 	.get = snd_soc_dapm_get_volsw, .put = class_w_put_volsw, \
644 	.private_value =  SOC_SINGLE_VALUE(reg, shift, max, invert) }
645 
646 static int class_w_put_volsw(struct snd_kcontrol *kcontrol,
647 			      struct snd_ctl_elem_value *ucontrol)
648 {
649 	struct snd_soc_dapm_widget_list *wlist = snd_kcontrol_chip(kcontrol);
650 	struct snd_soc_dapm_widget *widget = wlist->widgets[0];
651 	struct snd_soc_codec *codec = widget->codec;
652 	int ret;
653 
654 	ret = snd_soc_dapm_put_volsw(kcontrol, ucontrol);
655 
656 	wm_hubs_update_class_w(codec);
657 
658 	return ret;
659 }
660 
661 #define WM_HUBS_ENUM_W(xname, xenum) \
662 {	.iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
663 	.info = snd_soc_info_enum_double, \
664 	.get = snd_soc_dapm_get_enum_double, \
665 	.put = class_w_put_double, \
666 	.private_value = (unsigned long)&xenum }
667 
668 static int class_w_put_double(struct snd_kcontrol *kcontrol,
669 			      struct snd_ctl_elem_value *ucontrol)
670 {
671 	struct snd_soc_dapm_widget_list *wlist = snd_kcontrol_chip(kcontrol);
672 	struct snd_soc_dapm_widget *widget = wlist->widgets[0];
673 	struct snd_soc_codec *codec = widget->codec;
674 	int ret;
675 
676 	ret = snd_soc_dapm_put_enum_double(kcontrol, ucontrol);
677 
678 	wm_hubs_update_class_w(codec);
679 
680 	return ret;
681 }
682 
683 static const char *hp_mux_text[] = {
684 	"Mixer",
685 	"DAC",
686 };
687 
688 static const struct soc_enum hpl_enum =
689 	SOC_ENUM_SINGLE(WM8993_OUTPUT_MIXER1, 8, 2, hp_mux_text);
690 
691 const struct snd_kcontrol_new wm_hubs_hpl_mux =
692 	WM_HUBS_ENUM_W("Left Headphone Mux", hpl_enum);
693 EXPORT_SYMBOL_GPL(wm_hubs_hpl_mux);
694 
695 static const struct soc_enum hpr_enum =
696 	SOC_ENUM_SINGLE(WM8993_OUTPUT_MIXER2, 8, 2, hp_mux_text);
697 
698 const struct snd_kcontrol_new wm_hubs_hpr_mux =
699 	WM_HUBS_ENUM_W("Right Headphone Mux", hpr_enum);
700 EXPORT_SYMBOL_GPL(wm_hubs_hpr_mux);
701 
702 static const struct snd_kcontrol_new in1l_pga[] = {
703 SOC_DAPM_SINGLE("IN1LP Switch", WM8993_INPUT_MIXER2, 5, 1, 0),
704 SOC_DAPM_SINGLE("IN1LN Switch", WM8993_INPUT_MIXER2, 4, 1, 0),
705 };
706 
707 static const struct snd_kcontrol_new in1r_pga[] = {
708 SOC_DAPM_SINGLE("IN1RP Switch", WM8993_INPUT_MIXER2, 1, 1, 0),
709 SOC_DAPM_SINGLE("IN1RN Switch", WM8993_INPUT_MIXER2, 0, 1, 0),
710 };
711 
712 static const struct snd_kcontrol_new in2l_pga[] = {
713 SOC_DAPM_SINGLE("IN2LP Switch", WM8993_INPUT_MIXER2, 7, 1, 0),
714 SOC_DAPM_SINGLE("IN2LN Switch", WM8993_INPUT_MIXER2, 6, 1, 0),
715 };
716 
717 static const struct snd_kcontrol_new in2r_pga[] = {
718 SOC_DAPM_SINGLE("IN2RP Switch", WM8993_INPUT_MIXER2, 3, 1, 0),
719 SOC_DAPM_SINGLE("IN2RN Switch", WM8993_INPUT_MIXER2, 2, 1, 0),
720 };
721 
722 static const struct snd_kcontrol_new mixinl[] = {
723 SOC_DAPM_SINGLE("IN2L Switch", WM8993_INPUT_MIXER3, 8, 1, 0),
724 SOC_DAPM_SINGLE("IN1L Switch", WM8993_INPUT_MIXER3, 5, 1, 0),
725 };
726 
727 static const struct snd_kcontrol_new mixinr[] = {
728 SOC_DAPM_SINGLE("IN2R Switch", WM8993_INPUT_MIXER4, 8, 1, 0),
729 SOC_DAPM_SINGLE("IN1R Switch", WM8993_INPUT_MIXER4, 5, 1, 0),
730 };
731 
732 static const struct snd_kcontrol_new left_output_mixer[] = {
733 WM_HUBS_SINGLE_W("Right Input Switch", WM8993_OUTPUT_MIXER1, 7, 1, 0),
734 WM_HUBS_SINGLE_W("Left Input Switch", WM8993_OUTPUT_MIXER1, 6, 1, 0),
735 WM_HUBS_SINGLE_W("IN2RN Switch", WM8993_OUTPUT_MIXER1, 5, 1, 0),
736 WM_HUBS_SINGLE_W("IN2LN Switch", WM8993_OUTPUT_MIXER1, 4, 1, 0),
737 WM_HUBS_SINGLE_W("IN2LP Switch", WM8993_OUTPUT_MIXER1, 1, 1, 0),
738 WM_HUBS_SINGLE_W("IN1R Switch", WM8993_OUTPUT_MIXER1, 3, 1, 0),
739 WM_HUBS_SINGLE_W("IN1L Switch", WM8993_OUTPUT_MIXER1, 2, 1, 0),
740 WM_HUBS_SINGLE_W("DAC Switch", WM8993_OUTPUT_MIXER1, 0, 1, 0),
741 };
742 
743 static const struct snd_kcontrol_new right_output_mixer[] = {
744 WM_HUBS_SINGLE_W("Left Input Switch", WM8993_OUTPUT_MIXER2, 7, 1, 0),
745 WM_HUBS_SINGLE_W("Right Input Switch", WM8993_OUTPUT_MIXER2, 6, 1, 0),
746 WM_HUBS_SINGLE_W("IN2LN Switch", WM8993_OUTPUT_MIXER2, 5, 1, 0),
747 WM_HUBS_SINGLE_W("IN2RN Switch", WM8993_OUTPUT_MIXER2, 4, 1, 0),
748 WM_HUBS_SINGLE_W("IN1L Switch", WM8993_OUTPUT_MIXER2, 3, 1, 0),
749 WM_HUBS_SINGLE_W("IN1R Switch", WM8993_OUTPUT_MIXER2, 2, 1, 0),
750 WM_HUBS_SINGLE_W("IN2RP Switch", WM8993_OUTPUT_MIXER2, 1, 1, 0),
751 WM_HUBS_SINGLE_W("DAC Switch", WM8993_OUTPUT_MIXER2, 0, 1, 0),
752 };
753 
754 static const struct snd_kcontrol_new earpiece_mixer[] = {
755 SOC_DAPM_SINGLE("Direct Voice Switch", WM8993_HPOUT2_MIXER, 5, 1, 0),
756 SOC_DAPM_SINGLE("Left Output Switch", WM8993_HPOUT2_MIXER, 4, 1, 0),
757 SOC_DAPM_SINGLE("Right Output Switch", WM8993_HPOUT2_MIXER, 3, 1, 0),
758 };
759 
760 static const struct snd_kcontrol_new left_speaker_boost[] = {
761 SOC_DAPM_SINGLE("Direct Voice Switch", WM8993_SPKOUT_MIXERS, 5, 1, 0),
762 SOC_DAPM_SINGLE("SPKL Switch", WM8993_SPKOUT_MIXERS, 4, 1, 0),
763 SOC_DAPM_SINGLE("SPKR Switch", WM8993_SPKOUT_MIXERS, 3, 1, 0),
764 };
765 
766 static const struct snd_kcontrol_new right_speaker_boost[] = {
767 SOC_DAPM_SINGLE("Direct Voice Switch", WM8993_SPKOUT_MIXERS, 2, 1, 0),
768 SOC_DAPM_SINGLE("SPKL Switch", WM8993_SPKOUT_MIXERS, 1, 1, 0),
769 SOC_DAPM_SINGLE("SPKR Switch", WM8993_SPKOUT_MIXERS, 0, 1, 0),
770 };
771 
772 static const struct snd_kcontrol_new line1_mix[] = {
773 SOC_DAPM_SINGLE("IN1R Switch", WM8993_LINE_MIXER1, 2, 1, 0),
774 SOC_DAPM_SINGLE("IN1L Switch", WM8993_LINE_MIXER1, 1, 1, 0),
775 SOC_DAPM_SINGLE("Output Switch", WM8993_LINE_MIXER1, 0, 1, 0),
776 };
777 
778 static const struct snd_kcontrol_new line1n_mix[] = {
779 SOC_DAPM_SINGLE("Left Output Switch", WM8993_LINE_MIXER1, 6, 1, 0),
780 SOC_DAPM_SINGLE("Right Output Switch", WM8993_LINE_MIXER1, 5, 1, 0),
781 };
782 
783 static const struct snd_kcontrol_new line1p_mix[] = {
784 SOC_DAPM_SINGLE("Left Output Switch", WM8993_LINE_MIXER1, 0, 1, 0),
785 };
786 
787 static const struct snd_kcontrol_new line2_mix[] = {
788 SOC_DAPM_SINGLE("IN1L Switch", WM8993_LINE_MIXER2, 2, 1, 0),
789 SOC_DAPM_SINGLE("IN1R Switch", WM8993_LINE_MIXER2, 1, 1, 0),
790 SOC_DAPM_SINGLE("Output Switch", WM8993_LINE_MIXER2, 0, 1, 0),
791 };
792 
793 static const struct snd_kcontrol_new line2n_mix[] = {
794 SOC_DAPM_SINGLE("Left Output Switch", WM8993_LINE_MIXER2, 5, 1, 0),
795 SOC_DAPM_SINGLE("Right Output Switch", WM8993_LINE_MIXER2, 6, 1, 0),
796 };
797 
798 static const struct snd_kcontrol_new line2p_mix[] = {
799 SOC_DAPM_SINGLE("Right Output Switch", WM8993_LINE_MIXER2, 0, 1, 0),
800 };
801 
802 static const struct snd_soc_dapm_widget analogue_dapm_widgets[] = {
803 SND_SOC_DAPM_INPUT("IN1LN"),
804 SND_SOC_DAPM_INPUT("IN1LP"),
805 SND_SOC_DAPM_INPUT("IN2LN"),
806 SND_SOC_DAPM_INPUT("IN2LP:VXRN"),
807 SND_SOC_DAPM_INPUT("IN1RN"),
808 SND_SOC_DAPM_INPUT("IN1RP"),
809 SND_SOC_DAPM_INPUT("IN2RN"),
810 SND_SOC_DAPM_INPUT("IN2RP:VXRP"),
811 
812 SND_SOC_DAPM_SUPPLY("MICBIAS2", WM8993_POWER_MANAGEMENT_1, 5, 0, NULL, 0),
813 SND_SOC_DAPM_SUPPLY("MICBIAS1", WM8993_POWER_MANAGEMENT_1, 4, 0, NULL, 0),
814 
815 SND_SOC_DAPM_MIXER("IN1L PGA", WM8993_POWER_MANAGEMENT_2, 6, 0,
816 		   in1l_pga, ARRAY_SIZE(in1l_pga)),
817 SND_SOC_DAPM_MIXER("IN1R PGA", WM8993_POWER_MANAGEMENT_2, 4, 0,
818 		   in1r_pga, ARRAY_SIZE(in1r_pga)),
819 
820 SND_SOC_DAPM_MIXER("IN2L PGA", WM8993_POWER_MANAGEMENT_2, 7, 0,
821 		   in2l_pga, ARRAY_SIZE(in2l_pga)),
822 SND_SOC_DAPM_MIXER("IN2R PGA", WM8993_POWER_MANAGEMENT_2, 5, 0,
823 		   in2r_pga, ARRAY_SIZE(in2r_pga)),
824 
825 SND_SOC_DAPM_MIXER("MIXINL", WM8993_POWER_MANAGEMENT_2, 9, 0,
826 		   mixinl, ARRAY_SIZE(mixinl)),
827 SND_SOC_DAPM_MIXER("MIXINR", WM8993_POWER_MANAGEMENT_2, 8, 0,
828 		   mixinr, ARRAY_SIZE(mixinr)),
829 
830 SND_SOC_DAPM_MIXER("Left Output Mixer", WM8993_POWER_MANAGEMENT_3, 5, 0,
831 		   left_output_mixer, ARRAY_SIZE(left_output_mixer)),
832 SND_SOC_DAPM_MIXER("Right Output Mixer", WM8993_POWER_MANAGEMENT_3, 4, 0,
833 		   right_output_mixer, ARRAY_SIZE(right_output_mixer)),
834 
835 SND_SOC_DAPM_PGA("Left Output PGA", WM8993_POWER_MANAGEMENT_3, 7, 0, NULL, 0),
836 SND_SOC_DAPM_PGA("Right Output PGA", WM8993_POWER_MANAGEMENT_3, 6, 0, NULL, 0),
837 
838 SND_SOC_DAPM_SUPPLY("Headphone Supply", SND_SOC_NOPM, 0, 0, hp_supply_event,
839 		    SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_PRE_PMD),
840 SND_SOC_DAPM_OUT_DRV_E("Headphone PGA", SND_SOC_NOPM, 0, 0, NULL, 0,
841 		       hp_event, SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
842 
843 SND_SOC_DAPM_MIXER("Earpiece Mixer", SND_SOC_NOPM, 0, 0,
844 		   earpiece_mixer, ARRAY_SIZE(earpiece_mixer)),
845 SND_SOC_DAPM_PGA_E("Earpiece Driver", WM8993_POWER_MANAGEMENT_1, 11, 0,
846 		   NULL, 0, earpiece_event,
847 		   SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
848 
849 SND_SOC_DAPM_MIXER("SPKL Boost", SND_SOC_NOPM, 0, 0,
850 		   left_speaker_boost, ARRAY_SIZE(left_speaker_boost)),
851 SND_SOC_DAPM_MIXER("SPKR Boost", SND_SOC_NOPM, 0, 0,
852 		   right_speaker_boost, ARRAY_SIZE(right_speaker_boost)),
853 
854 SND_SOC_DAPM_SUPPLY("TSHUT", WM8993_POWER_MANAGEMENT_2, 14, 0, NULL, 0),
855 SND_SOC_DAPM_OUT_DRV("SPKL Driver", WM8993_POWER_MANAGEMENT_1, 12, 0,
856 		     NULL, 0),
857 SND_SOC_DAPM_OUT_DRV("SPKR Driver", WM8993_POWER_MANAGEMENT_1, 13, 0,
858 		     NULL, 0),
859 
860 SND_SOC_DAPM_MIXER("LINEOUT1 Mixer", SND_SOC_NOPM, 0, 0,
861 		   line1_mix, ARRAY_SIZE(line1_mix)),
862 SND_SOC_DAPM_MIXER("LINEOUT2 Mixer", SND_SOC_NOPM, 0, 0,
863 		   line2_mix, ARRAY_SIZE(line2_mix)),
864 
865 SND_SOC_DAPM_MIXER("LINEOUT1N Mixer", SND_SOC_NOPM, 0, 0,
866 		   line1n_mix, ARRAY_SIZE(line1n_mix)),
867 SND_SOC_DAPM_MIXER("LINEOUT1P Mixer", SND_SOC_NOPM, 0, 0,
868 		   line1p_mix, ARRAY_SIZE(line1p_mix)),
869 SND_SOC_DAPM_MIXER("LINEOUT2N Mixer", SND_SOC_NOPM, 0, 0,
870 		   line2n_mix, ARRAY_SIZE(line2n_mix)),
871 SND_SOC_DAPM_MIXER("LINEOUT2P Mixer", SND_SOC_NOPM, 0, 0,
872 		   line2p_mix, ARRAY_SIZE(line2p_mix)),
873 
874 SND_SOC_DAPM_OUT_DRV_E("LINEOUT1N Driver", WM8993_POWER_MANAGEMENT_3, 13, 0,
875 		       NULL, 0, lineout_event,
876 		     SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
877 SND_SOC_DAPM_OUT_DRV_E("LINEOUT1P Driver", WM8993_POWER_MANAGEMENT_3, 12, 0,
878 		       NULL, 0, lineout_event,
879 		       SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
880 SND_SOC_DAPM_OUT_DRV_E("LINEOUT2N Driver", WM8993_POWER_MANAGEMENT_3, 11, 0,
881 		       NULL, 0, lineout_event,
882 		       SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
883 SND_SOC_DAPM_OUT_DRV_E("LINEOUT2P Driver", WM8993_POWER_MANAGEMENT_3, 10, 0,
884 		       NULL, 0, lineout_event,
885 		       SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
886 
887 SND_SOC_DAPM_OUTPUT("SPKOUTLP"),
888 SND_SOC_DAPM_OUTPUT("SPKOUTLN"),
889 SND_SOC_DAPM_OUTPUT("SPKOUTRP"),
890 SND_SOC_DAPM_OUTPUT("SPKOUTRN"),
891 SND_SOC_DAPM_OUTPUT("HPOUT1L"),
892 SND_SOC_DAPM_OUTPUT("HPOUT1R"),
893 SND_SOC_DAPM_OUTPUT("HPOUT2P"),
894 SND_SOC_DAPM_OUTPUT("HPOUT2N"),
895 SND_SOC_DAPM_OUTPUT("LINEOUT1P"),
896 SND_SOC_DAPM_OUTPUT("LINEOUT1N"),
897 SND_SOC_DAPM_OUTPUT("LINEOUT2P"),
898 SND_SOC_DAPM_OUTPUT("LINEOUT2N"),
899 };
900 
901 static const struct snd_soc_dapm_route analogue_routes[] = {
902 	{ "MICBIAS1", NULL, "CLK_SYS" },
903 	{ "MICBIAS2", NULL, "CLK_SYS" },
904 
905 	{ "IN1L PGA", "IN1LP Switch", "IN1LP" },
906 	{ "IN1L PGA", "IN1LN Switch", "IN1LN" },
907 
908 	{ "IN1L PGA", NULL, "VMID" },
909 	{ "IN1R PGA", NULL, "VMID" },
910 	{ "IN2L PGA", NULL, "VMID" },
911 	{ "IN2R PGA", NULL, "VMID" },
912 
913 	{ "IN1R PGA", "IN1RP Switch", "IN1RP" },
914 	{ "IN1R PGA", "IN1RN Switch", "IN1RN" },
915 
916 	{ "IN2L PGA", "IN2LP Switch", "IN2LP:VXRN" },
917 	{ "IN2L PGA", "IN2LN Switch", "IN2LN" },
918 
919 	{ "IN2R PGA", "IN2RP Switch", "IN2RP:VXRP" },
920 	{ "IN2R PGA", "IN2RN Switch", "IN2RN" },
921 
922 	{ "Direct Voice", NULL, "IN2LP:VXRN" },
923 	{ "Direct Voice", NULL, "IN2RP:VXRP" },
924 
925 	{ "MIXINL", "IN1L Switch", "IN1L PGA" },
926 	{ "MIXINL", "IN2L Switch", "IN2L PGA" },
927 	{ "MIXINL", NULL, "Direct Voice" },
928 	{ "MIXINL", NULL, "IN1LP" },
929 	{ "MIXINL", NULL, "Left Output Mixer" },
930 	{ "MIXINL", NULL, "VMID" },
931 
932 	{ "MIXINR", "IN1R Switch", "IN1R PGA" },
933 	{ "MIXINR", "IN2R Switch", "IN2R PGA" },
934 	{ "MIXINR", NULL, "Direct Voice" },
935 	{ "MIXINR", NULL, "IN1RP" },
936 	{ "MIXINR", NULL, "Right Output Mixer" },
937 	{ "MIXINR", NULL, "VMID" },
938 
939 	{ "ADCL", NULL, "MIXINL" },
940 	{ "ADCR", NULL, "MIXINR" },
941 
942 	{ "Left Output Mixer", "Left Input Switch", "MIXINL" },
943 	{ "Left Output Mixer", "Right Input Switch", "MIXINR" },
944 	{ "Left Output Mixer", "IN2RN Switch", "IN2RN" },
945 	{ "Left Output Mixer", "IN2LN Switch", "IN2LN" },
946 	{ "Left Output Mixer", "IN2LP Switch", "IN2LP:VXRN" },
947 	{ "Left Output Mixer", "IN1L Switch", "IN1L PGA" },
948 	{ "Left Output Mixer", "IN1R Switch", "IN1R PGA" },
949 
950 	{ "Right Output Mixer", "Left Input Switch", "MIXINL" },
951 	{ "Right Output Mixer", "Right Input Switch", "MIXINR" },
952 	{ "Right Output Mixer", "IN2LN Switch", "IN2LN" },
953 	{ "Right Output Mixer", "IN2RN Switch", "IN2RN" },
954 	{ "Right Output Mixer", "IN2RP Switch", "IN2RP:VXRP" },
955 	{ "Right Output Mixer", "IN1L Switch", "IN1L PGA" },
956 	{ "Right Output Mixer", "IN1R Switch", "IN1R PGA" },
957 
958 	{ "Left Output PGA", NULL, "Left Output Mixer" },
959 	{ "Left Output PGA", NULL, "TOCLK" },
960 
961 	{ "Right Output PGA", NULL, "Right Output Mixer" },
962 	{ "Right Output PGA", NULL, "TOCLK" },
963 
964 	{ "Earpiece Mixer", "Direct Voice Switch", "Direct Voice" },
965 	{ "Earpiece Mixer", "Left Output Switch", "Left Output PGA" },
966 	{ "Earpiece Mixer", "Right Output Switch", "Right Output PGA" },
967 
968 	{ "Earpiece Driver", NULL, "VMID" },
969 	{ "Earpiece Driver", NULL, "Earpiece Mixer" },
970 	{ "HPOUT2N", NULL, "Earpiece Driver" },
971 	{ "HPOUT2P", NULL, "Earpiece Driver" },
972 
973 	{ "SPKL", "Input Switch", "MIXINL" },
974 	{ "SPKL", "IN1LP Switch", "IN1LP" },
975 	{ "SPKL", "Output Switch", "Left Output PGA" },
976 	{ "SPKL", NULL, "TOCLK" },
977 
978 	{ "SPKR", "Input Switch", "MIXINR" },
979 	{ "SPKR", "IN1RP Switch", "IN1RP" },
980 	{ "SPKR", "Output Switch", "Right Output PGA" },
981 	{ "SPKR", NULL, "TOCLK" },
982 
983 	{ "SPKL Boost", "Direct Voice Switch", "Direct Voice" },
984 	{ "SPKL Boost", "SPKL Switch", "SPKL" },
985 	{ "SPKL Boost", "SPKR Switch", "SPKR" },
986 
987 	{ "SPKR Boost", "Direct Voice Switch", "Direct Voice" },
988 	{ "SPKR Boost", "SPKR Switch", "SPKR" },
989 	{ "SPKR Boost", "SPKL Switch", "SPKL" },
990 
991 	{ "SPKL Driver", NULL, "VMID" },
992 	{ "SPKL Driver", NULL, "SPKL Boost" },
993 	{ "SPKL Driver", NULL, "CLK_SYS" },
994 	{ "SPKL Driver", NULL, "TSHUT" },
995 
996 	{ "SPKR Driver", NULL, "VMID" },
997 	{ "SPKR Driver", NULL, "SPKR Boost" },
998 	{ "SPKR Driver", NULL, "CLK_SYS" },
999 	{ "SPKR Driver", NULL, "TSHUT" },
1000 
1001 	{ "SPKOUTLP", NULL, "SPKL Driver" },
1002 	{ "SPKOUTLN", NULL, "SPKL Driver" },
1003 	{ "SPKOUTRP", NULL, "SPKR Driver" },
1004 	{ "SPKOUTRN", NULL, "SPKR Driver" },
1005 
1006 	{ "Left Headphone Mux", "Mixer", "Left Output PGA" },
1007 	{ "Right Headphone Mux", "Mixer", "Right Output PGA" },
1008 
1009 	{ "Headphone PGA", NULL, "Left Headphone Mux" },
1010 	{ "Headphone PGA", NULL, "Right Headphone Mux" },
1011 	{ "Headphone PGA", NULL, "VMID" },
1012 	{ "Headphone PGA", NULL, "CLK_SYS" },
1013 	{ "Headphone PGA", NULL, "Headphone Supply" },
1014 
1015 	{ "HPOUT1L", NULL, "Headphone PGA" },
1016 	{ "HPOUT1R", NULL, "Headphone PGA" },
1017 
1018 	{ "LINEOUT1N Driver", NULL, "VMID" },
1019 	{ "LINEOUT1P Driver", NULL, "VMID" },
1020 	{ "LINEOUT2N Driver", NULL, "VMID" },
1021 	{ "LINEOUT2P Driver", NULL, "VMID" },
1022 
1023 	{ "LINEOUT1N", NULL, "LINEOUT1N Driver" },
1024 	{ "LINEOUT1P", NULL, "LINEOUT1P Driver" },
1025 	{ "LINEOUT2N", NULL, "LINEOUT2N Driver" },
1026 	{ "LINEOUT2P", NULL, "LINEOUT2P Driver" },
1027 };
1028 
1029 static const struct snd_soc_dapm_route lineout1_diff_routes[] = {
1030 	{ "LINEOUT1 Mixer", "IN1L Switch", "IN1L PGA" },
1031 	{ "LINEOUT1 Mixer", "IN1R Switch", "IN1R PGA" },
1032 	{ "LINEOUT1 Mixer", "Output Switch", "Left Output PGA" },
1033 
1034 	{ "LINEOUT1N Driver", NULL, "LINEOUT1 Mixer" },
1035 	{ "LINEOUT1P Driver", NULL, "LINEOUT1 Mixer" },
1036 };
1037 
1038 static const struct snd_soc_dapm_route lineout1_se_routes[] = {
1039 	{ "LINEOUT1N Mixer", "Left Output Switch", "Left Output PGA" },
1040 	{ "LINEOUT1N Mixer", "Right Output Switch", "Right Output PGA" },
1041 
1042 	{ "LINEOUT1P Mixer", "Left Output Switch", "Left Output PGA" },
1043 
1044 	{ "LINEOUT1N Driver", NULL, "LINEOUT1N Mixer" },
1045 	{ "LINEOUT1P Driver", NULL, "LINEOUT1P Mixer" },
1046 };
1047 
1048 static const struct snd_soc_dapm_route lineout2_diff_routes[] = {
1049 	{ "LINEOUT2 Mixer", "IN1L Switch", "IN1L PGA" },
1050 	{ "LINEOUT2 Mixer", "IN1R Switch", "IN1R PGA" },
1051 	{ "LINEOUT2 Mixer", "Output Switch", "Right Output PGA" },
1052 
1053 	{ "LINEOUT2N Driver", NULL, "LINEOUT2 Mixer" },
1054 	{ "LINEOUT2P Driver", NULL, "LINEOUT2 Mixer" },
1055 };
1056 
1057 static const struct snd_soc_dapm_route lineout2_se_routes[] = {
1058 	{ "LINEOUT2N Mixer", "Left Output Switch", "Left Output PGA" },
1059 	{ "LINEOUT2N Mixer", "Right Output Switch", "Right Output PGA" },
1060 
1061 	{ "LINEOUT2P Mixer", "Right Output Switch", "Right Output PGA" },
1062 
1063 	{ "LINEOUT2N Driver", NULL, "LINEOUT2N Mixer" },
1064 	{ "LINEOUT2P Driver", NULL, "LINEOUT2P Mixer" },
1065 };
1066 
1067 int wm_hubs_add_analogue_controls(struct snd_soc_codec *codec)
1068 {
1069 	struct snd_soc_dapm_context *dapm = &codec->dapm;
1070 
1071 	/* Latch volume update bits & default ZC on */
1072 	snd_soc_update_bits(codec, WM8993_LEFT_LINE_INPUT_1_2_VOLUME,
1073 			    WM8993_IN1_VU, WM8993_IN1_VU);
1074 	snd_soc_update_bits(codec, WM8993_RIGHT_LINE_INPUT_1_2_VOLUME,
1075 			    WM8993_IN1_VU, WM8993_IN1_VU);
1076 	snd_soc_update_bits(codec, WM8993_LEFT_LINE_INPUT_3_4_VOLUME,
1077 			    WM8993_IN2_VU, WM8993_IN2_VU);
1078 	snd_soc_update_bits(codec, WM8993_RIGHT_LINE_INPUT_3_4_VOLUME,
1079 			    WM8993_IN2_VU, WM8993_IN2_VU);
1080 
1081 	snd_soc_update_bits(codec, WM8993_SPEAKER_VOLUME_LEFT,
1082 			    WM8993_SPKOUT_VU, WM8993_SPKOUT_VU);
1083 	snd_soc_update_bits(codec, WM8993_SPEAKER_VOLUME_RIGHT,
1084 			    WM8993_SPKOUT_VU, WM8993_SPKOUT_VU);
1085 
1086 	snd_soc_update_bits(codec, WM8993_LEFT_OUTPUT_VOLUME,
1087 			    WM8993_HPOUT1_VU | WM8993_HPOUT1L_ZC,
1088 			    WM8993_HPOUT1_VU | WM8993_HPOUT1L_ZC);
1089 	snd_soc_update_bits(codec, WM8993_RIGHT_OUTPUT_VOLUME,
1090 			    WM8993_HPOUT1_VU | WM8993_HPOUT1R_ZC,
1091 			    WM8993_HPOUT1_VU | WM8993_HPOUT1R_ZC);
1092 
1093 	snd_soc_update_bits(codec, WM8993_LEFT_OPGA_VOLUME,
1094 			    WM8993_MIXOUTL_ZC | WM8993_MIXOUT_VU,
1095 			    WM8993_MIXOUTL_ZC | WM8993_MIXOUT_VU);
1096 	snd_soc_update_bits(codec, WM8993_RIGHT_OPGA_VOLUME,
1097 			    WM8993_MIXOUTR_ZC | WM8993_MIXOUT_VU,
1098 			    WM8993_MIXOUTR_ZC | WM8993_MIXOUT_VU);
1099 
1100 	snd_soc_add_codec_controls(codec, analogue_snd_controls,
1101 			     ARRAY_SIZE(analogue_snd_controls));
1102 
1103 	snd_soc_dapm_new_controls(dapm, analogue_dapm_widgets,
1104 				  ARRAY_SIZE(analogue_dapm_widgets));
1105 	return 0;
1106 }
1107 EXPORT_SYMBOL_GPL(wm_hubs_add_analogue_controls);
1108 
1109 int wm_hubs_add_analogue_routes(struct snd_soc_codec *codec,
1110 				int lineout1_diff, int lineout2_diff)
1111 {
1112 	struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
1113 	struct snd_soc_dapm_context *dapm = &codec->dapm;
1114 
1115 	INIT_LIST_HEAD(&hubs->dcs_cache);
1116 	init_completion(&hubs->dcs_done);
1117 
1118 	snd_soc_dapm_add_routes(dapm, analogue_routes,
1119 				ARRAY_SIZE(analogue_routes));
1120 
1121 	if (lineout1_diff)
1122 		snd_soc_dapm_add_routes(dapm,
1123 					lineout1_diff_routes,
1124 					ARRAY_SIZE(lineout1_diff_routes));
1125 	else
1126 		snd_soc_dapm_add_routes(dapm,
1127 					lineout1_se_routes,
1128 					ARRAY_SIZE(lineout1_se_routes));
1129 
1130 	if (lineout2_diff)
1131 		snd_soc_dapm_add_routes(dapm,
1132 					lineout2_diff_routes,
1133 					ARRAY_SIZE(lineout2_diff_routes));
1134 	else
1135 		snd_soc_dapm_add_routes(dapm,
1136 					lineout2_se_routes,
1137 					ARRAY_SIZE(lineout2_se_routes));
1138 
1139 	return 0;
1140 }
1141 EXPORT_SYMBOL_GPL(wm_hubs_add_analogue_routes);
1142 
1143 int wm_hubs_handle_analogue_pdata(struct snd_soc_codec *codec,
1144 				  int lineout1_diff, int lineout2_diff,
1145 				  int lineout1fb, int lineout2fb,
1146 				  int jd_scthr, int jd_thr, int micbias1_lvl,
1147 				  int micbias2_lvl)
1148 {
1149 	struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
1150 
1151 	hubs->lineout1_se = !lineout1_diff;
1152 	hubs->lineout2_se = !lineout2_diff;
1153 
1154 	if (!lineout1_diff)
1155 		snd_soc_update_bits(codec, WM8993_LINE_MIXER1,
1156 				    WM8993_LINEOUT1_MODE,
1157 				    WM8993_LINEOUT1_MODE);
1158 	if (!lineout2_diff)
1159 		snd_soc_update_bits(codec, WM8993_LINE_MIXER2,
1160 				    WM8993_LINEOUT2_MODE,
1161 				    WM8993_LINEOUT2_MODE);
1162 
1163 	if (!lineout1_diff && !lineout2_diff)
1164 		snd_soc_update_bits(codec, WM8993_ANTIPOP1,
1165 				    WM8993_LINEOUT_VMID_BUF_ENA,
1166 				    WM8993_LINEOUT_VMID_BUF_ENA);
1167 
1168 	if (lineout1fb)
1169 		snd_soc_update_bits(codec, WM8993_ADDITIONAL_CONTROL,
1170 				    WM8993_LINEOUT1_FB, WM8993_LINEOUT1_FB);
1171 
1172 	if (lineout2fb)
1173 		snd_soc_update_bits(codec, WM8993_ADDITIONAL_CONTROL,
1174 				    WM8993_LINEOUT2_FB, WM8993_LINEOUT2_FB);
1175 
1176 	snd_soc_update_bits(codec, WM8993_MICBIAS,
1177 			    WM8993_JD_SCTHR_MASK | WM8993_JD_THR_MASK |
1178 			    WM8993_MICB1_LVL | WM8993_MICB2_LVL,
1179 			    jd_scthr << WM8993_JD_SCTHR_SHIFT |
1180 			    jd_thr << WM8993_JD_THR_SHIFT |
1181 			    micbias1_lvl |
1182 			    micbias2_lvl << WM8993_MICB2_LVL_SHIFT);
1183 
1184 	return 0;
1185 }
1186 EXPORT_SYMBOL_GPL(wm_hubs_handle_analogue_pdata);
1187 
1188 void wm_hubs_vmid_ena(struct snd_soc_codec *codec)
1189 {
1190 	struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
1191 	int val = 0;
1192 
1193 	if (hubs->lineout1_se)
1194 		val |= WM8993_LINEOUT1N_ENA | WM8993_LINEOUT1P_ENA;
1195 
1196 	if (hubs->lineout2_se)
1197 		val |= WM8993_LINEOUT2N_ENA | WM8993_LINEOUT2P_ENA;
1198 
1199 	/* Enable the line outputs while we power up */
1200 	snd_soc_update_bits(codec, WM8993_POWER_MANAGEMENT_3, val, val);
1201 }
1202 EXPORT_SYMBOL_GPL(wm_hubs_vmid_ena);
1203 
1204 void wm_hubs_set_bias_level(struct snd_soc_codec *codec,
1205 			    enum snd_soc_bias_level level)
1206 {
1207 	struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
1208 	int mask, val;
1209 
1210 	switch (level) {
1211 	case SND_SOC_BIAS_STANDBY:
1212 		/* Clamp the inputs to VMID while we ramp to charge caps */
1213 		snd_soc_update_bits(codec, WM8993_INPUTS_CLAMP_REG,
1214 				    WM8993_INPUTS_CLAMP, WM8993_INPUTS_CLAMP);
1215 		break;
1216 
1217 	case SND_SOC_BIAS_ON:
1218 		/* Turn off any unneded single ended outputs */
1219 		val = 0;
1220 		mask = 0;
1221 
1222 		if (hubs->lineout1_se)
1223 			mask |= WM8993_LINEOUT1N_ENA | WM8993_LINEOUT1P_ENA;
1224 
1225 		if (hubs->lineout2_se)
1226 			mask |= WM8993_LINEOUT2N_ENA | WM8993_LINEOUT2P_ENA;
1227 
1228 		if (hubs->lineout1_se && hubs->lineout1n_ena)
1229 			val |= WM8993_LINEOUT1N_ENA;
1230 
1231 		if (hubs->lineout1_se && hubs->lineout1p_ena)
1232 			val |= WM8993_LINEOUT1P_ENA;
1233 
1234 		if (hubs->lineout2_se && hubs->lineout2n_ena)
1235 			val |= WM8993_LINEOUT2N_ENA;
1236 
1237 		if (hubs->lineout2_se && hubs->lineout2p_ena)
1238 			val |= WM8993_LINEOUT2P_ENA;
1239 
1240 		snd_soc_update_bits(codec, WM8993_POWER_MANAGEMENT_3,
1241 				    mask, val);
1242 
1243 		/* Remove the input clamps */
1244 		snd_soc_update_bits(codec, WM8993_INPUTS_CLAMP_REG,
1245 				    WM8993_INPUTS_CLAMP, 0);
1246 		break;
1247 
1248 	default:
1249 		break;
1250 	}
1251 }
1252 EXPORT_SYMBOL_GPL(wm_hubs_set_bias_level);
1253 
1254 MODULE_DESCRIPTION("Shared support for Wolfson hubs products");
1255 MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.com>");
1256 MODULE_LICENSE("GPL");
1257