xref: /linux/sound/soc/codecs/wm_hubs.c (revision b43ab901d671e3e3cad425ea5e9a3c74e266dcdd)
1 /*
2  * wm_hubs.c  --  WM8993/4 common code
3  *
4  * Copyright 2009 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 /*
113  * Startup calibration of the DC servo
114  */
115 static void calibrate_dc_servo(struct snd_soc_codec *codec)
116 {
117 	struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
118 	s8 offset;
119 	u16 reg, reg_l, reg_r, dcs_cfg, dcs_reg;
120 
121 	switch (hubs->dcs_readback_mode) {
122 	case 2:
123 		dcs_reg = WM8994_DC_SERVO_4E;
124 		break;
125 	default:
126 		dcs_reg = WM8993_DC_SERVO_3;
127 		break;
128 	}
129 
130 	/* If we're using a digital only path and have a previously
131 	 * callibrated DC servo offset stored then use that. */
132 	if (hubs->class_w && hubs->class_w_dcs) {
133 		dev_dbg(codec->dev, "Using cached DC servo offset %x\n",
134 			hubs->class_w_dcs);
135 		snd_soc_write(codec, dcs_reg, hubs->class_w_dcs);
136 		wait_for_dc_servo(codec,
137 				  WM8993_DCS_TRIG_DAC_WR_0 |
138 				  WM8993_DCS_TRIG_DAC_WR_1);
139 		return;
140 	}
141 
142 	if (hubs->series_startup) {
143 		/* Set for 32 series updates */
144 		snd_soc_update_bits(codec, WM8993_DC_SERVO_1,
145 				    WM8993_DCS_SERIES_NO_01_MASK,
146 				    32 << WM8993_DCS_SERIES_NO_01_SHIFT);
147 		wait_for_dc_servo(codec,
148 				  WM8993_DCS_TRIG_SERIES_0 |
149 				  WM8993_DCS_TRIG_SERIES_1);
150 	} else {
151 		wait_for_dc_servo(codec,
152 				  WM8993_DCS_TRIG_STARTUP_0 |
153 				  WM8993_DCS_TRIG_STARTUP_1);
154 	}
155 
156 	/* Different chips in the family support different readback
157 	 * methods.
158 	 */
159 	switch (hubs->dcs_readback_mode) {
160 	case 0:
161 		reg_l = snd_soc_read(codec, WM8993_DC_SERVO_READBACK_1)
162 			& WM8993_DCS_INTEG_CHAN_0_MASK;
163 		reg_r = snd_soc_read(codec, WM8993_DC_SERVO_READBACK_2)
164 			& WM8993_DCS_INTEG_CHAN_1_MASK;
165 		break;
166 	case 2:
167 	case 1:
168 		reg = snd_soc_read(codec, dcs_reg);
169 		reg_r = (reg & WM8993_DCS_DAC_WR_VAL_1_MASK)
170 			>> WM8993_DCS_DAC_WR_VAL_1_SHIFT;
171 		reg_l = reg & WM8993_DCS_DAC_WR_VAL_0_MASK;
172 		break;
173 	default:
174 		WARN(1, "Unknown DCS readback method\n");
175 		break;
176 	}
177 
178 	dev_dbg(codec->dev, "DCS input: %x %x\n", reg_l, reg_r);
179 
180 	/* Apply correction to DC servo result */
181 	if (hubs->dcs_codes_l || hubs->dcs_codes_r) {
182 		dev_dbg(codec->dev,
183 			"Applying %d/%d code DC servo correction\n",
184 			hubs->dcs_codes_l, hubs->dcs_codes_r);
185 
186 		/* HPOUT1R */
187 		offset = reg_r;
188 		offset += hubs->dcs_codes_r;
189 		dcs_cfg = (u8)offset << WM8993_DCS_DAC_WR_VAL_1_SHIFT;
190 
191 		/* HPOUT1L */
192 		offset = reg_l;
193 		offset += hubs->dcs_codes_l;
194 		dcs_cfg |= (u8)offset;
195 
196 		dev_dbg(codec->dev, "DCS result: %x\n", dcs_cfg);
197 
198 		/* Do it */
199 		snd_soc_write(codec, dcs_reg, dcs_cfg);
200 		wait_for_dc_servo(codec,
201 				  WM8993_DCS_TRIG_DAC_WR_0 |
202 				  WM8993_DCS_TRIG_DAC_WR_1);
203 	} else {
204 		dcs_cfg = reg_r << WM8993_DCS_DAC_WR_VAL_1_SHIFT;
205 		dcs_cfg |= reg_l;
206 	}
207 
208 	/* Save the callibrated offset if we're in class W mode and
209 	 * therefore don't have any analogue signal mixed in. */
210 	if (hubs->class_w)
211 		hubs->class_w_dcs = dcs_cfg;
212 }
213 
214 /*
215  * Update the DC servo calibration on gain changes
216  */
217 static int wm8993_put_dc_servo(struct snd_kcontrol *kcontrol,
218 			       struct snd_ctl_elem_value *ucontrol)
219 {
220 	struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
221 	struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
222 	int ret;
223 
224 	ret = snd_soc_put_volsw(kcontrol, ucontrol);
225 
226 	/* Updating the analogue gains invalidates the DC servo cache */
227 	hubs->class_w_dcs = 0;
228 
229 	/* If we're applying an offset correction then updating the
230 	 * callibration would be likely to introduce further offsets. */
231 	if (hubs->dcs_codes_l || hubs->dcs_codes_r || hubs->no_series_update)
232 		return ret;
233 
234 	/* Only need to do this if the outputs are active */
235 	if (snd_soc_read(codec, WM8993_POWER_MANAGEMENT_1)
236 	    & (WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA))
237 		snd_soc_update_bits(codec,
238 				    WM8993_DC_SERVO_0,
239 				    WM8993_DCS_TRIG_SINGLE_0 |
240 				    WM8993_DCS_TRIG_SINGLE_1,
241 				    WM8993_DCS_TRIG_SINGLE_0 |
242 				    WM8993_DCS_TRIG_SINGLE_1);
243 
244 	return ret;
245 }
246 
247 static const struct snd_kcontrol_new analogue_snd_controls[] = {
248 SOC_SINGLE_TLV("IN1L Volume", WM8993_LEFT_LINE_INPUT_1_2_VOLUME, 0, 31, 0,
249 	       inpga_tlv),
250 SOC_SINGLE("IN1L Switch", WM8993_LEFT_LINE_INPUT_1_2_VOLUME, 7, 1, 1),
251 SOC_SINGLE("IN1L ZC Switch", WM8993_LEFT_LINE_INPUT_1_2_VOLUME, 6, 1, 0),
252 
253 SOC_SINGLE_TLV("IN1R Volume", WM8993_RIGHT_LINE_INPUT_1_2_VOLUME, 0, 31, 0,
254 	       inpga_tlv),
255 SOC_SINGLE("IN1R Switch", WM8993_RIGHT_LINE_INPUT_1_2_VOLUME, 7, 1, 1),
256 SOC_SINGLE("IN1R ZC Switch", WM8993_RIGHT_LINE_INPUT_1_2_VOLUME, 6, 1, 0),
257 
258 
259 SOC_SINGLE_TLV("IN2L Volume", WM8993_LEFT_LINE_INPUT_3_4_VOLUME, 0, 31, 0,
260 	       inpga_tlv),
261 SOC_SINGLE("IN2L Switch", WM8993_LEFT_LINE_INPUT_3_4_VOLUME, 7, 1, 1),
262 SOC_SINGLE("IN2L ZC Switch", WM8993_LEFT_LINE_INPUT_3_4_VOLUME, 6, 1, 0),
263 
264 SOC_SINGLE_TLV("IN2R Volume", WM8993_RIGHT_LINE_INPUT_3_4_VOLUME, 0, 31, 0,
265 	       inpga_tlv),
266 SOC_SINGLE("IN2R Switch", WM8993_RIGHT_LINE_INPUT_3_4_VOLUME, 7, 1, 1),
267 SOC_SINGLE("IN2R ZC Switch", WM8993_RIGHT_LINE_INPUT_3_4_VOLUME, 6, 1, 0),
268 
269 SOC_SINGLE_TLV("MIXINL IN2L Volume", WM8993_INPUT_MIXER3, 7, 1, 0,
270 	       inmix_sw_tlv),
271 SOC_SINGLE_TLV("MIXINL IN1L Volume", WM8993_INPUT_MIXER3, 4, 1, 0,
272 	       inmix_sw_tlv),
273 SOC_SINGLE_TLV("MIXINL Output Record Volume", WM8993_INPUT_MIXER3, 0, 7, 0,
274 	       inmix_tlv),
275 SOC_SINGLE_TLV("MIXINL IN1LP Volume", WM8993_INPUT_MIXER5, 6, 7, 0, inmix_tlv),
276 SOC_SINGLE_TLV("MIXINL Direct Voice Volume", WM8993_INPUT_MIXER5, 0, 6, 0,
277 	       inmix_tlv),
278 
279 SOC_SINGLE_TLV("MIXINR IN2R Volume", WM8993_INPUT_MIXER4, 7, 1, 0,
280 	       inmix_sw_tlv),
281 SOC_SINGLE_TLV("MIXINR IN1R Volume", WM8993_INPUT_MIXER4, 4, 1, 0,
282 	       inmix_sw_tlv),
283 SOC_SINGLE_TLV("MIXINR Output Record Volume", WM8993_INPUT_MIXER4, 0, 7, 0,
284 	       inmix_tlv),
285 SOC_SINGLE_TLV("MIXINR IN1RP Volume", WM8993_INPUT_MIXER6, 6, 7, 0, inmix_tlv),
286 SOC_SINGLE_TLV("MIXINR Direct Voice Volume", WM8993_INPUT_MIXER6, 0, 6, 0,
287 	       inmix_tlv),
288 
289 SOC_SINGLE_TLV("Left Output Mixer IN2RN Volume", WM8993_OUTPUT_MIXER5, 6, 7, 1,
290 	       outmix_tlv),
291 SOC_SINGLE_TLV("Left Output Mixer IN2LN Volume", WM8993_OUTPUT_MIXER3, 6, 7, 1,
292 	       outmix_tlv),
293 SOC_SINGLE_TLV("Left Output Mixer IN2LP Volume", WM8993_OUTPUT_MIXER3, 9, 7, 1,
294 	       outmix_tlv),
295 SOC_SINGLE_TLV("Left Output Mixer IN1L Volume", WM8993_OUTPUT_MIXER3, 0, 7, 1,
296 	       outmix_tlv),
297 SOC_SINGLE_TLV("Left Output Mixer IN1R Volume", WM8993_OUTPUT_MIXER3, 3, 7, 1,
298 	       outmix_tlv),
299 SOC_SINGLE_TLV("Left Output Mixer Right Input Volume",
300 	       WM8993_OUTPUT_MIXER5, 3, 7, 1, outmix_tlv),
301 SOC_SINGLE_TLV("Left Output Mixer Left Input Volume",
302 	       WM8993_OUTPUT_MIXER5, 0, 7, 1, outmix_tlv),
303 SOC_SINGLE_TLV("Left Output Mixer DAC Volume", WM8993_OUTPUT_MIXER5, 9, 7, 1,
304 	       outmix_tlv),
305 
306 SOC_SINGLE_TLV("Right Output Mixer IN2LN Volume",
307 	       WM8993_OUTPUT_MIXER6, 6, 7, 1, outmix_tlv),
308 SOC_SINGLE_TLV("Right Output Mixer IN2RN Volume",
309 	       WM8993_OUTPUT_MIXER4, 6, 7, 1, outmix_tlv),
310 SOC_SINGLE_TLV("Right Output Mixer IN1L Volume",
311 	       WM8993_OUTPUT_MIXER4, 3, 7, 1, outmix_tlv),
312 SOC_SINGLE_TLV("Right Output Mixer IN1R Volume",
313 	       WM8993_OUTPUT_MIXER4, 0, 7, 1, outmix_tlv),
314 SOC_SINGLE_TLV("Right Output Mixer IN2RP Volume",
315 	       WM8993_OUTPUT_MIXER4, 9, 7, 1, outmix_tlv),
316 SOC_SINGLE_TLV("Right Output Mixer Left Input Volume",
317 	       WM8993_OUTPUT_MIXER6, 3, 7, 1, outmix_tlv),
318 SOC_SINGLE_TLV("Right Output Mixer Right Input Volume",
319 	       WM8993_OUTPUT_MIXER6, 6, 7, 1, outmix_tlv),
320 SOC_SINGLE_TLV("Right Output Mixer DAC Volume",
321 	       WM8993_OUTPUT_MIXER6, 9, 7, 1, outmix_tlv),
322 
323 SOC_DOUBLE_R_TLV("Output Volume", WM8993_LEFT_OPGA_VOLUME,
324 		 WM8993_RIGHT_OPGA_VOLUME, 0, 63, 0, outpga_tlv),
325 SOC_DOUBLE_R("Output Switch", WM8993_LEFT_OPGA_VOLUME,
326 	     WM8993_RIGHT_OPGA_VOLUME, 6, 1, 0),
327 SOC_DOUBLE_R("Output ZC Switch", WM8993_LEFT_OPGA_VOLUME,
328 	     WM8993_RIGHT_OPGA_VOLUME, 7, 1, 0),
329 
330 SOC_SINGLE("Earpiece Switch", WM8993_HPOUT2_VOLUME, 5, 1, 1),
331 SOC_SINGLE_TLV("Earpiece Volume", WM8993_HPOUT2_VOLUME, 4, 1, 1, earpiece_tlv),
332 
333 SOC_SINGLE_TLV("SPKL Input Volume", WM8993_SPKMIXL_ATTENUATION,
334 	       5, 1, 1, wm_hubs_spkmix_tlv),
335 SOC_SINGLE_TLV("SPKL IN1LP Volume", WM8993_SPKMIXL_ATTENUATION,
336 	       4, 1, 1, wm_hubs_spkmix_tlv),
337 SOC_SINGLE_TLV("SPKL Output Volume", WM8993_SPKMIXL_ATTENUATION,
338 	       3, 1, 1, wm_hubs_spkmix_tlv),
339 
340 SOC_SINGLE_TLV("SPKR Input Volume", WM8993_SPKMIXR_ATTENUATION,
341 	       5, 1, 1, wm_hubs_spkmix_tlv),
342 SOC_SINGLE_TLV("SPKR IN1RP Volume", WM8993_SPKMIXR_ATTENUATION,
343 	       4, 1, 1, wm_hubs_spkmix_tlv),
344 SOC_SINGLE_TLV("SPKR Output Volume", WM8993_SPKMIXR_ATTENUATION,
345 	       3, 1, 1, wm_hubs_spkmix_tlv),
346 
347 SOC_DOUBLE_R_TLV("Speaker Mixer Volume",
348 		 WM8993_SPKMIXL_ATTENUATION, WM8993_SPKMIXR_ATTENUATION,
349 		 0, 3, 1, spkmixout_tlv),
350 SOC_DOUBLE_R_TLV("Speaker Volume",
351 		 WM8993_SPEAKER_VOLUME_LEFT, WM8993_SPEAKER_VOLUME_RIGHT,
352 		 0, 63, 0, outpga_tlv),
353 SOC_DOUBLE_R("Speaker Switch",
354 	     WM8993_SPEAKER_VOLUME_LEFT, WM8993_SPEAKER_VOLUME_RIGHT,
355 	     6, 1, 0),
356 SOC_DOUBLE_R("Speaker ZC Switch",
357 	     WM8993_SPEAKER_VOLUME_LEFT, WM8993_SPEAKER_VOLUME_RIGHT,
358 	     7, 1, 0),
359 SOC_DOUBLE_TLV("Speaker Boost Volume", WM8993_SPKOUT_BOOST, 3, 0, 7, 0,
360 	       spkboost_tlv),
361 SOC_ENUM("Speaker Reference", speaker_ref),
362 SOC_ENUM("Speaker Mode", speaker_mode),
363 
364 SOC_DOUBLE_R_EXT_TLV("Headphone Volume",
365 		     WM8993_LEFT_OUTPUT_VOLUME, WM8993_RIGHT_OUTPUT_VOLUME,
366 		     0, 63, 0, snd_soc_get_volsw, wm8993_put_dc_servo,
367 		     outpga_tlv),
368 
369 SOC_DOUBLE_R("Headphone Switch", WM8993_LEFT_OUTPUT_VOLUME,
370 	     WM8993_RIGHT_OUTPUT_VOLUME, 6, 1, 0),
371 SOC_DOUBLE_R("Headphone ZC Switch", WM8993_LEFT_OUTPUT_VOLUME,
372 	     WM8993_RIGHT_OUTPUT_VOLUME, 7, 1, 0),
373 
374 SOC_SINGLE("LINEOUT1N Switch", WM8993_LINE_OUTPUTS_VOLUME, 6, 1, 1),
375 SOC_SINGLE("LINEOUT1P Switch", WM8993_LINE_OUTPUTS_VOLUME, 5, 1, 1),
376 SOC_SINGLE_TLV("LINEOUT1 Volume", WM8993_LINE_OUTPUTS_VOLUME, 4, 1, 1,
377 	       line_tlv),
378 
379 SOC_SINGLE("LINEOUT2N Switch", WM8993_LINE_OUTPUTS_VOLUME, 2, 1, 1),
380 SOC_SINGLE("LINEOUT2P Switch", WM8993_LINE_OUTPUTS_VOLUME, 1, 1, 1),
381 SOC_SINGLE_TLV("LINEOUT2 Volume", WM8993_LINE_OUTPUTS_VOLUME, 0, 1, 1,
382 	       line_tlv),
383 };
384 
385 static int hp_supply_event(struct snd_soc_dapm_widget *w,
386 			   struct snd_kcontrol *kcontrol, int event)
387 {
388 	struct snd_soc_codec *codec = w->codec;
389 	struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
390 
391 	switch (event) {
392 	case SND_SOC_DAPM_PRE_PMU:
393 		switch (hubs->hp_startup_mode) {
394 		case 0:
395 			break;
396 		case 1:
397 			/* Enable the headphone amp */
398 			snd_soc_update_bits(codec, WM8993_POWER_MANAGEMENT_1,
399 					    WM8993_HPOUT1L_ENA |
400 					    WM8993_HPOUT1R_ENA,
401 					    WM8993_HPOUT1L_ENA |
402 					    WM8993_HPOUT1R_ENA);
403 
404 			/* Enable the second stage */
405 			snd_soc_update_bits(codec, WM8993_ANALOGUE_HP_0,
406 					    WM8993_HPOUT1L_DLY |
407 					    WM8993_HPOUT1R_DLY,
408 					    WM8993_HPOUT1L_DLY |
409 					    WM8993_HPOUT1R_DLY);
410 			break;
411 		default:
412 			dev_err(codec->dev, "Unknown HP startup mode %d\n",
413 				hubs->hp_startup_mode);
414 			break;
415 		}
416 
417 	case SND_SOC_DAPM_PRE_PMD:
418 		snd_soc_update_bits(codec, WM8993_CHARGE_PUMP_1,
419 				    WM8993_CP_ENA, 0);
420 		break;
421 	}
422 
423 	return 0;
424 }
425 
426 static int hp_event(struct snd_soc_dapm_widget *w,
427 		    struct snd_kcontrol *kcontrol, int event)
428 {
429 	struct snd_soc_codec *codec = w->codec;
430 	unsigned int reg = snd_soc_read(codec, WM8993_ANALOGUE_HP_0);
431 
432 	switch (event) {
433 	case SND_SOC_DAPM_POST_PMU:
434 		snd_soc_update_bits(codec, WM8993_CHARGE_PUMP_1,
435 				    WM8993_CP_ENA, WM8993_CP_ENA);
436 
437 		msleep(5);
438 
439 		snd_soc_update_bits(codec, WM8993_POWER_MANAGEMENT_1,
440 				    WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA,
441 				    WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA);
442 
443 		reg |= WM8993_HPOUT1L_DLY | WM8993_HPOUT1R_DLY;
444 		snd_soc_write(codec, WM8993_ANALOGUE_HP_0, reg);
445 
446 		snd_soc_update_bits(codec, WM8993_DC_SERVO_1,
447 				    WM8993_DCS_TIMER_PERIOD_01_MASK, 0);
448 
449 		calibrate_dc_servo(codec);
450 
451 		reg |= WM8993_HPOUT1R_OUTP | WM8993_HPOUT1R_RMV_SHORT |
452 			WM8993_HPOUT1L_OUTP | WM8993_HPOUT1L_RMV_SHORT;
453 		snd_soc_write(codec, WM8993_ANALOGUE_HP_0, reg);
454 		break;
455 
456 	case SND_SOC_DAPM_PRE_PMD:
457 		snd_soc_update_bits(codec, WM8993_ANALOGUE_HP_0,
458 				    WM8993_HPOUT1L_OUTP |
459 				    WM8993_HPOUT1R_OUTP |
460 				    WM8993_HPOUT1L_RMV_SHORT |
461 				    WM8993_HPOUT1R_RMV_SHORT, 0);
462 
463 		snd_soc_update_bits(codec, WM8993_ANALOGUE_HP_0,
464 				    WM8993_HPOUT1L_DLY |
465 				    WM8993_HPOUT1R_DLY, 0);
466 
467 		snd_soc_write(codec, WM8993_DC_SERVO_0, 0);
468 
469 		snd_soc_update_bits(codec, WM8993_POWER_MANAGEMENT_1,
470 				    WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA,
471 				    0);
472 		break;
473 	}
474 
475 	return 0;
476 }
477 
478 static int earpiece_event(struct snd_soc_dapm_widget *w,
479 			  struct snd_kcontrol *control, int event)
480 {
481 	struct snd_soc_codec *codec = w->codec;
482 	u16 reg = snd_soc_read(codec, WM8993_ANTIPOP1) & ~WM8993_HPOUT2_IN_ENA;
483 
484 	switch (event) {
485 	case SND_SOC_DAPM_PRE_PMU:
486 		reg |= WM8993_HPOUT2_IN_ENA;
487 		snd_soc_write(codec, WM8993_ANTIPOP1, reg);
488 		udelay(50);
489 		break;
490 
491 	case SND_SOC_DAPM_POST_PMD:
492 		snd_soc_write(codec, WM8993_ANTIPOP1, reg);
493 		break;
494 
495 	default:
496 		BUG();
497 		break;
498 	}
499 
500 	return 0;
501 }
502 
503 static const struct snd_kcontrol_new in1l_pga[] = {
504 SOC_DAPM_SINGLE("IN1LP Switch", WM8993_INPUT_MIXER2, 5, 1, 0),
505 SOC_DAPM_SINGLE("IN1LN Switch", WM8993_INPUT_MIXER2, 4, 1, 0),
506 };
507 
508 static const struct snd_kcontrol_new in1r_pga[] = {
509 SOC_DAPM_SINGLE("IN1RP Switch", WM8993_INPUT_MIXER2, 1, 1, 0),
510 SOC_DAPM_SINGLE("IN1RN Switch", WM8993_INPUT_MIXER2, 0, 1, 0),
511 };
512 
513 static const struct snd_kcontrol_new in2l_pga[] = {
514 SOC_DAPM_SINGLE("IN2LP Switch", WM8993_INPUT_MIXER2, 7, 1, 0),
515 SOC_DAPM_SINGLE("IN2LN Switch", WM8993_INPUT_MIXER2, 6, 1, 0),
516 };
517 
518 static const struct snd_kcontrol_new in2r_pga[] = {
519 SOC_DAPM_SINGLE("IN2RP Switch", WM8993_INPUT_MIXER2, 3, 1, 0),
520 SOC_DAPM_SINGLE("IN2RN Switch", WM8993_INPUT_MIXER2, 2, 1, 0),
521 };
522 
523 static const struct snd_kcontrol_new mixinl[] = {
524 SOC_DAPM_SINGLE("IN2L Switch", WM8993_INPUT_MIXER3, 8, 1, 0),
525 SOC_DAPM_SINGLE("IN1L Switch", WM8993_INPUT_MIXER3, 5, 1, 0),
526 };
527 
528 static const struct snd_kcontrol_new mixinr[] = {
529 SOC_DAPM_SINGLE("IN2R Switch", WM8993_INPUT_MIXER4, 8, 1, 0),
530 SOC_DAPM_SINGLE("IN1R Switch", WM8993_INPUT_MIXER4, 5, 1, 0),
531 };
532 
533 static const struct snd_kcontrol_new left_output_mixer[] = {
534 SOC_DAPM_SINGLE("Right Input Switch", WM8993_OUTPUT_MIXER1, 7, 1, 0),
535 SOC_DAPM_SINGLE("Left Input Switch", WM8993_OUTPUT_MIXER1, 6, 1, 0),
536 SOC_DAPM_SINGLE("IN2RN Switch", WM8993_OUTPUT_MIXER1, 5, 1, 0),
537 SOC_DAPM_SINGLE("IN2LN Switch", WM8993_OUTPUT_MIXER1, 4, 1, 0),
538 SOC_DAPM_SINGLE("IN2LP Switch", WM8993_OUTPUT_MIXER1, 1, 1, 0),
539 SOC_DAPM_SINGLE("IN1R Switch", WM8993_OUTPUT_MIXER1, 3, 1, 0),
540 SOC_DAPM_SINGLE("IN1L Switch", WM8993_OUTPUT_MIXER1, 2, 1, 0),
541 SOC_DAPM_SINGLE("DAC Switch", WM8993_OUTPUT_MIXER1, 0, 1, 0),
542 };
543 
544 static const struct snd_kcontrol_new right_output_mixer[] = {
545 SOC_DAPM_SINGLE("Left Input Switch", WM8993_OUTPUT_MIXER2, 7, 1, 0),
546 SOC_DAPM_SINGLE("Right Input Switch", WM8993_OUTPUT_MIXER2, 6, 1, 0),
547 SOC_DAPM_SINGLE("IN2LN Switch", WM8993_OUTPUT_MIXER2, 5, 1, 0),
548 SOC_DAPM_SINGLE("IN2RN Switch", WM8993_OUTPUT_MIXER2, 4, 1, 0),
549 SOC_DAPM_SINGLE("IN1L Switch", WM8993_OUTPUT_MIXER2, 3, 1, 0),
550 SOC_DAPM_SINGLE("IN1R Switch", WM8993_OUTPUT_MIXER2, 2, 1, 0),
551 SOC_DAPM_SINGLE("IN2RP Switch", WM8993_OUTPUT_MIXER2, 1, 1, 0),
552 SOC_DAPM_SINGLE("DAC Switch", WM8993_OUTPUT_MIXER2, 0, 1, 0),
553 };
554 
555 static const struct snd_kcontrol_new earpiece_mixer[] = {
556 SOC_DAPM_SINGLE("Direct Voice Switch", WM8993_HPOUT2_MIXER, 5, 1, 0),
557 SOC_DAPM_SINGLE("Left Output Switch", WM8993_HPOUT2_MIXER, 4, 1, 0),
558 SOC_DAPM_SINGLE("Right Output Switch", WM8993_HPOUT2_MIXER, 3, 1, 0),
559 };
560 
561 static const struct snd_kcontrol_new left_speaker_boost[] = {
562 SOC_DAPM_SINGLE("Direct Voice Switch", WM8993_SPKOUT_MIXERS, 5, 1, 0),
563 SOC_DAPM_SINGLE("SPKL Switch", WM8993_SPKOUT_MIXERS, 4, 1, 0),
564 SOC_DAPM_SINGLE("SPKR Switch", WM8993_SPKOUT_MIXERS, 3, 1, 0),
565 };
566 
567 static const struct snd_kcontrol_new right_speaker_boost[] = {
568 SOC_DAPM_SINGLE("Direct Voice Switch", WM8993_SPKOUT_MIXERS, 2, 1, 0),
569 SOC_DAPM_SINGLE("SPKL Switch", WM8993_SPKOUT_MIXERS, 1, 1, 0),
570 SOC_DAPM_SINGLE("SPKR Switch", WM8993_SPKOUT_MIXERS, 0, 1, 0),
571 };
572 
573 static const struct snd_kcontrol_new line1_mix[] = {
574 SOC_DAPM_SINGLE("IN1R Switch", WM8993_LINE_MIXER1, 2, 1, 0),
575 SOC_DAPM_SINGLE("IN1L Switch", WM8993_LINE_MIXER1, 1, 1, 0),
576 SOC_DAPM_SINGLE("Output Switch", WM8993_LINE_MIXER1, 0, 1, 0),
577 };
578 
579 static const struct snd_kcontrol_new line1n_mix[] = {
580 SOC_DAPM_SINGLE("Left Output Switch", WM8993_LINE_MIXER1, 6, 1, 0),
581 SOC_DAPM_SINGLE("Right Output Switch", WM8993_LINE_MIXER1, 5, 1, 0),
582 };
583 
584 static const struct snd_kcontrol_new line1p_mix[] = {
585 SOC_DAPM_SINGLE("Left Output Switch", WM8993_LINE_MIXER1, 0, 1, 0),
586 };
587 
588 static const struct snd_kcontrol_new line2_mix[] = {
589 SOC_DAPM_SINGLE("IN2R Switch", WM8993_LINE_MIXER2, 2, 1, 0),
590 SOC_DAPM_SINGLE("IN2L Switch", WM8993_LINE_MIXER2, 1, 1, 0),
591 SOC_DAPM_SINGLE("Output Switch", WM8993_LINE_MIXER2, 0, 1, 0),
592 };
593 
594 static const struct snd_kcontrol_new line2n_mix[] = {
595 SOC_DAPM_SINGLE("Left Output Switch", WM8993_LINE_MIXER2, 6, 1, 0),
596 SOC_DAPM_SINGLE("Right Output Switch", WM8993_LINE_MIXER2, 5, 1, 0),
597 };
598 
599 static const struct snd_kcontrol_new line2p_mix[] = {
600 SOC_DAPM_SINGLE("Right Output Switch", WM8993_LINE_MIXER2, 0, 1, 0),
601 };
602 
603 static const struct snd_soc_dapm_widget analogue_dapm_widgets[] = {
604 SND_SOC_DAPM_INPUT("IN1LN"),
605 SND_SOC_DAPM_INPUT("IN1LP"),
606 SND_SOC_DAPM_INPUT("IN2LN"),
607 SND_SOC_DAPM_INPUT("IN2LP:VXRN"),
608 SND_SOC_DAPM_INPUT("IN1RN"),
609 SND_SOC_DAPM_INPUT("IN1RP"),
610 SND_SOC_DAPM_INPUT("IN2RN"),
611 SND_SOC_DAPM_INPUT("IN2RP:VXRP"),
612 
613 SND_SOC_DAPM_SUPPLY("MICBIAS2", WM8993_POWER_MANAGEMENT_1, 5, 0, NULL, 0),
614 SND_SOC_DAPM_SUPPLY("MICBIAS1", WM8993_POWER_MANAGEMENT_1, 4, 0, NULL, 0),
615 
616 SND_SOC_DAPM_MIXER("IN1L PGA", WM8993_POWER_MANAGEMENT_2, 6, 0,
617 		   in1l_pga, ARRAY_SIZE(in1l_pga)),
618 SND_SOC_DAPM_MIXER("IN1R PGA", WM8993_POWER_MANAGEMENT_2, 4, 0,
619 		   in1r_pga, ARRAY_SIZE(in1r_pga)),
620 
621 SND_SOC_DAPM_MIXER("IN2L PGA", WM8993_POWER_MANAGEMENT_2, 7, 0,
622 		   in2l_pga, ARRAY_SIZE(in2l_pga)),
623 SND_SOC_DAPM_MIXER("IN2R PGA", WM8993_POWER_MANAGEMENT_2, 5, 0,
624 		   in2r_pga, ARRAY_SIZE(in2r_pga)),
625 
626 SND_SOC_DAPM_MIXER("MIXINL", WM8993_POWER_MANAGEMENT_2, 9, 0,
627 		   mixinl, ARRAY_SIZE(mixinl)),
628 SND_SOC_DAPM_MIXER("MIXINR", WM8993_POWER_MANAGEMENT_2, 8, 0,
629 		   mixinr, ARRAY_SIZE(mixinr)),
630 
631 SND_SOC_DAPM_MIXER("Left Output Mixer", WM8993_POWER_MANAGEMENT_3, 5, 0,
632 		   left_output_mixer, ARRAY_SIZE(left_output_mixer)),
633 SND_SOC_DAPM_MIXER("Right Output Mixer", WM8993_POWER_MANAGEMENT_3, 4, 0,
634 		   right_output_mixer, ARRAY_SIZE(right_output_mixer)),
635 
636 SND_SOC_DAPM_PGA("Left Output PGA", WM8993_POWER_MANAGEMENT_3, 7, 0, NULL, 0),
637 SND_SOC_DAPM_PGA("Right Output PGA", WM8993_POWER_MANAGEMENT_3, 6, 0, NULL, 0),
638 
639 SND_SOC_DAPM_SUPPLY("Headphone Supply", SND_SOC_NOPM, 0, 0, hp_supply_event,
640 		    SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_PRE_PMD),
641 SND_SOC_DAPM_PGA_E("Headphone PGA", SND_SOC_NOPM, 0, 0,
642 		   NULL, 0,
643 		   hp_event, SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
644 
645 SND_SOC_DAPM_MIXER("Earpiece Mixer", SND_SOC_NOPM, 0, 0,
646 		   earpiece_mixer, ARRAY_SIZE(earpiece_mixer)),
647 SND_SOC_DAPM_PGA_E("Earpiece Driver", WM8993_POWER_MANAGEMENT_1, 11, 0,
648 		   NULL, 0, earpiece_event,
649 		   SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
650 
651 SND_SOC_DAPM_MIXER("SPKL Boost", SND_SOC_NOPM, 0, 0,
652 		   left_speaker_boost, ARRAY_SIZE(left_speaker_boost)),
653 SND_SOC_DAPM_MIXER("SPKR Boost", SND_SOC_NOPM, 0, 0,
654 		   right_speaker_boost, ARRAY_SIZE(right_speaker_boost)),
655 
656 SND_SOC_DAPM_SUPPLY("TSHUT", WM8993_POWER_MANAGEMENT_2, 14, 0, NULL, 0),
657 SND_SOC_DAPM_PGA("SPKL Driver", WM8993_POWER_MANAGEMENT_1, 12, 0,
658 		 NULL, 0),
659 SND_SOC_DAPM_PGA("SPKR Driver", WM8993_POWER_MANAGEMENT_1, 13, 0,
660 		 NULL, 0),
661 
662 SND_SOC_DAPM_MIXER("LINEOUT1 Mixer", SND_SOC_NOPM, 0, 0,
663 		   line1_mix, ARRAY_SIZE(line1_mix)),
664 SND_SOC_DAPM_MIXER("LINEOUT2 Mixer", SND_SOC_NOPM, 0, 0,
665 		   line2_mix, ARRAY_SIZE(line2_mix)),
666 
667 SND_SOC_DAPM_MIXER("LINEOUT1N Mixer", SND_SOC_NOPM, 0, 0,
668 		   line1n_mix, ARRAY_SIZE(line1n_mix)),
669 SND_SOC_DAPM_MIXER("LINEOUT1P Mixer", SND_SOC_NOPM, 0, 0,
670 		   line1p_mix, ARRAY_SIZE(line1p_mix)),
671 SND_SOC_DAPM_MIXER("LINEOUT2N Mixer", SND_SOC_NOPM, 0, 0,
672 		   line2n_mix, ARRAY_SIZE(line2n_mix)),
673 SND_SOC_DAPM_MIXER("LINEOUT2P Mixer", SND_SOC_NOPM, 0, 0,
674 		   line2p_mix, ARRAY_SIZE(line2p_mix)),
675 
676 SND_SOC_DAPM_PGA("LINEOUT1N Driver", WM8993_POWER_MANAGEMENT_3, 13, 0,
677 		 NULL, 0),
678 SND_SOC_DAPM_PGA("LINEOUT1P Driver", WM8993_POWER_MANAGEMENT_3, 12, 0,
679 		 NULL, 0),
680 SND_SOC_DAPM_PGA("LINEOUT2N Driver", WM8993_POWER_MANAGEMENT_3, 11, 0,
681 		 NULL, 0),
682 SND_SOC_DAPM_PGA("LINEOUT2P Driver", WM8993_POWER_MANAGEMENT_3, 10, 0,
683 		 NULL, 0),
684 
685 SND_SOC_DAPM_OUTPUT("SPKOUTLP"),
686 SND_SOC_DAPM_OUTPUT("SPKOUTLN"),
687 SND_SOC_DAPM_OUTPUT("SPKOUTRP"),
688 SND_SOC_DAPM_OUTPUT("SPKOUTRN"),
689 SND_SOC_DAPM_OUTPUT("HPOUT1L"),
690 SND_SOC_DAPM_OUTPUT("HPOUT1R"),
691 SND_SOC_DAPM_OUTPUT("HPOUT2P"),
692 SND_SOC_DAPM_OUTPUT("HPOUT2N"),
693 SND_SOC_DAPM_OUTPUT("LINEOUT1P"),
694 SND_SOC_DAPM_OUTPUT("LINEOUT1N"),
695 SND_SOC_DAPM_OUTPUT("LINEOUT2P"),
696 SND_SOC_DAPM_OUTPUT("LINEOUT2N"),
697 };
698 
699 static const struct snd_soc_dapm_route analogue_routes[] = {
700 	{ "MICBIAS1", NULL, "CLK_SYS" },
701 	{ "MICBIAS2", NULL, "CLK_SYS" },
702 
703 	{ "IN1L PGA", "IN1LP Switch", "IN1LP" },
704 	{ "IN1L PGA", "IN1LN Switch", "IN1LN" },
705 
706 	{ "IN1L PGA", NULL, "VMID" },
707 	{ "IN1R PGA", NULL, "VMID" },
708 	{ "IN2L PGA", NULL, "VMID" },
709 	{ "IN2R PGA", NULL, "VMID" },
710 
711 	{ "IN1R PGA", "IN1RP Switch", "IN1RP" },
712 	{ "IN1R PGA", "IN1RN Switch", "IN1RN" },
713 
714 	{ "IN2L PGA", "IN2LP Switch", "IN2LP:VXRN" },
715 	{ "IN2L PGA", "IN2LN Switch", "IN2LN" },
716 
717 	{ "IN2R PGA", "IN2RP Switch", "IN2RP:VXRP" },
718 	{ "IN2R PGA", "IN2RN Switch", "IN2RN" },
719 
720 	{ "Direct Voice", NULL, "IN2LP:VXRN" },
721 	{ "Direct Voice", NULL, "IN2RP:VXRP" },
722 
723 	{ "MIXINL", "IN1L Switch", "IN1L PGA" },
724 	{ "MIXINL", "IN2L Switch", "IN2L PGA" },
725 	{ "MIXINL", NULL, "Direct Voice" },
726 	{ "MIXINL", NULL, "IN1LP" },
727 	{ "MIXINL", NULL, "Left Output Mixer" },
728 	{ "MIXINL", NULL, "VMID" },
729 
730 	{ "MIXINR", "IN1R Switch", "IN1R PGA" },
731 	{ "MIXINR", "IN2R Switch", "IN2R PGA" },
732 	{ "MIXINR", NULL, "Direct Voice" },
733 	{ "MIXINR", NULL, "IN1RP" },
734 	{ "MIXINR", NULL, "Right Output Mixer" },
735 	{ "MIXINR", NULL, "VMID" },
736 
737 	{ "ADCL", NULL, "MIXINL" },
738 	{ "ADCR", NULL, "MIXINR" },
739 
740 	{ "Left Output Mixer", "Left Input Switch", "MIXINL" },
741 	{ "Left Output Mixer", "Right Input Switch", "MIXINR" },
742 	{ "Left Output Mixer", "IN2RN Switch", "IN2RN" },
743 	{ "Left Output Mixer", "IN2LN Switch", "IN2LN" },
744 	{ "Left Output Mixer", "IN2LP Switch", "IN2LP:VXRN" },
745 	{ "Left Output Mixer", "IN1L Switch", "IN1L PGA" },
746 	{ "Left Output Mixer", "IN1R Switch", "IN1R PGA" },
747 
748 	{ "Right Output Mixer", "Left Input Switch", "MIXINL" },
749 	{ "Right Output Mixer", "Right Input Switch", "MIXINR" },
750 	{ "Right Output Mixer", "IN2LN Switch", "IN2LN" },
751 	{ "Right Output Mixer", "IN2RN Switch", "IN2RN" },
752 	{ "Right Output Mixer", "IN2RP Switch", "IN2RP:VXRP" },
753 	{ "Right Output Mixer", "IN1L Switch", "IN1L PGA" },
754 	{ "Right Output Mixer", "IN1R Switch", "IN1R PGA" },
755 
756 	{ "Left Output PGA", NULL, "Left Output Mixer" },
757 	{ "Left Output PGA", NULL, "TOCLK" },
758 
759 	{ "Right Output PGA", NULL, "Right Output Mixer" },
760 	{ "Right Output PGA", NULL, "TOCLK" },
761 
762 	{ "Earpiece Mixer", "Direct Voice Switch", "Direct Voice" },
763 	{ "Earpiece Mixer", "Left Output Switch", "Left Output PGA" },
764 	{ "Earpiece Mixer", "Right Output Switch", "Right Output PGA" },
765 
766 	{ "Earpiece Driver", NULL, "VMID" },
767 	{ "Earpiece Driver", NULL, "Earpiece Mixer" },
768 	{ "HPOUT2N", NULL, "Earpiece Driver" },
769 	{ "HPOUT2P", NULL, "Earpiece Driver" },
770 
771 	{ "SPKL", "Input Switch", "MIXINL" },
772 	{ "SPKL", "IN1LP Switch", "IN1LP" },
773 	{ "SPKL", "Output Switch", "Left Output PGA" },
774 	{ "SPKL", NULL, "TOCLK" },
775 
776 	{ "SPKR", "Input Switch", "MIXINR" },
777 	{ "SPKR", "IN1RP Switch", "IN1RP" },
778 	{ "SPKR", "Output Switch", "Right Output PGA" },
779 	{ "SPKR", NULL, "TOCLK" },
780 
781 	{ "SPKL Boost", "Direct Voice Switch", "Direct Voice" },
782 	{ "SPKL Boost", "SPKL Switch", "SPKL" },
783 	{ "SPKL Boost", "SPKR Switch", "SPKR" },
784 
785 	{ "SPKR Boost", "Direct Voice Switch", "Direct Voice" },
786 	{ "SPKR Boost", "SPKR Switch", "SPKR" },
787 	{ "SPKR Boost", "SPKL Switch", "SPKL" },
788 
789 	{ "SPKL Driver", NULL, "VMID" },
790 	{ "SPKL Driver", NULL, "SPKL Boost" },
791 	{ "SPKL Driver", NULL, "CLK_SYS" },
792 	{ "SPKL Driver", NULL, "TSHUT" },
793 
794 	{ "SPKR Driver", NULL, "VMID" },
795 	{ "SPKR Driver", NULL, "SPKR Boost" },
796 	{ "SPKR Driver", NULL, "CLK_SYS" },
797 	{ "SPKR Driver", NULL, "TSHUT" },
798 
799 	{ "SPKOUTLP", NULL, "SPKL Driver" },
800 	{ "SPKOUTLN", NULL, "SPKL Driver" },
801 	{ "SPKOUTRP", NULL, "SPKR Driver" },
802 	{ "SPKOUTRN", NULL, "SPKR Driver" },
803 
804 	{ "Left Headphone Mux", "Mixer", "Left Output PGA" },
805 	{ "Right Headphone Mux", "Mixer", "Right Output PGA" },
806 
807 	{ "Headphone PGA", NULL, "Left Headphone Mux" },
808 	{ "Headphone PGA", NULL, "Right Headphone Mux" },
809 	{ "Headphone PGA", NULL, "VMID" },
810 	{ "Headphone PGA", NULL, "CLK_SYS" },
811 	{ "Headphone PGA", NULL, "Headphone Supply" },
812 
813 	{ "HPOUT1L", NULL, "Headphone PGA" },
814 	{ "HPOUT1R", NULL, "Headphone PGA" },
815 
816 	{ "LINEOUT1N Driver", NULL, "VMID" },
817 	{ "LINEOUT1P Driver", NULL, "VMID" },
818 	{ "LINEOUT2N Driver", NULL, "VMID" },
819 	{ "LINEOUT2P Driver", NULL, "VMID" },
820 
821 	{ "LINEOUT1N", NULL, "LINEOUT1N Driver" },
822 	{ "LINEOUT1P", NULL, "LINEOUT1P Driver" },
823 	{ "LINEOUT2N", NULL, "LINEOUT2N Driver" },
824 	{ "LINEOUT2P", NULL, "LINEOUT2P Driver" },
825 };
826 
827 static const struct snd_soc_dapm_route lineout1_diff_routes[] = {
828 	{ "LINEOUT1 Mixer", "IN1L Switch", "IN1L PGA" },
829 	{ "LINEOUT1 Mixer", "IN1R Switch", "IN1R PGA" },
830 	{ "LINEOUT1 Mixer", "Output Switch", "Left Output PGA" },
831 
832 	{ "LINEOUT1N Driver", NULL, "LINEOUT1 Mixer" },
833 	{ "LINEOUT1P Driver", NULL, "LINEOUT1 Mixer" },
834 };
835 
836 static const struct snd_soc_dapm_route lineout1_se_routes[] = {
837 	{ "LINEOUT1N Mixer", "Left Output Switch", "Left Output PGA" },
838 	{ "LINEOUT1N Mixer", "Right Output Switch", "Right Output PGA" },
839 
840 	{ "LINEOUT1P Mixer", "Left Output Switch", "Left Output PGA" },
841 
842 	{ "LINEOUT1N Driver", NULL, "LINEOUT1N Mixer" },
843 	{ "LINEOUT1P Driver", NULL, "LINEOUT1P Mixer" },
844 };
845 
846 static const struct snd_soc_dapm_route lineout2_diff_routes[] = {
847 	{ "LINEOUT2 Mixer", "IN2L Switch", "IN2L PGA" },
848 	{ "LINEOUT2 Mixer", "IN2R Switch", "IN2R PGA" },
849 	{ "LINEOUT2 Mixer", "Output Switch", "Right Output PGA" },
850 
851 	{ "LINEOUT2N Driver", NULL, "LINEOUT2 Mixer" },
852 	{ "LINEOUT2P Driver", NULL, "LINEOUT2 Mixer" },
853 };
854 
855 static const struct snd_soc_dapm_route lineout2_se_routes[] = {
856 	{ "LINEOUT2N Mixer", "Left Output Switch", "Left Output PGA" },
857 	{ "LINEOUT2N Mixer", "Right Output Switch", "Right Output PGA" },
858 
859 	{ "LINEOUT2P Mixer", "Right Output Switch", "Right Output PGA" },
860 
861 	{ "LINEOUT2N Driver", NULL, "LINEOUT2N Mixer" },
862 	{ "LINEOUT2P Driver", NULL, "LINEOUT2P Mixer" },
863 };
864 
865 int wm_hubs_add_analogue_controls(struct snd_soc_codec *codec)
866 {
867 	struct snd_soc_dapm_context *dapm = &codec->dapm;
868 
869 	/* Latch volume update bits & default ZC on */
870 	snd_soc_update_bits(codec, WM8993_LEFT_LINE_INPUT_1_2_VOLUME,
871 			    WM8993_IN1_VU, WM8993_IN1_VU);
872 	snd_soc_update_bits(codec, WM8993_RIGHT_LINE_INPUT_1_2_VOLUME,
873 			    WM8993_IN1_VU, WM8993_IN1_VU);
874 	snd_soc_update_bits(codec, WM8993_LEFT_LINE_INPUT_3_4_VOLUME,
875 			    WM8993_IN2_VU, WM8993_IN2_VU);
876 	snd_soc_update_bits(codec, WM8993_RIGHT_LINE_INPUT_3_4_VOLUME,
877 			    WM8993_IN2_VU, WM8993_IN2_VU);
878 
879 	snd_soc_update_bits(codec, WM8993_SPEAKER_VOLUME_LEFT,
880 			    WM8993_SPKOUT_VU, WM8993_SPKOUT_VU);
881 	snd_soc_update_bits(codec, WM8993_SPEAKER_VOLUME_RIGHT,
882 			    WM8993_SPKOUT_VU, WM8993_SPKOUT_VU);
883 
884 	snd_soc_update_bits(codec, WM8993_LEFT_OUTPUT_VOLUME,
885 			    WM8993_HPOUT1_VU | WM8993_HPOUT1L_ZC,
886 			    WM8993_HPOUT1_VU | WM8993_HPOUT1L_ZC);
887 	snd_soc_update_bits(codec, WM8993_RIGHT_OUTPUT_VOLUME,
888 			    WM8993_HPOUT1_VU | WM8993_HPOUT1R_ZC,
889 			    WM8993_HPOUT1_VU | WM8993_HPOUT1R_ZC);
890 
891 	snd_soc_update_bits(codec, WM8993_LEFT_OPGA_VOLUME,
892 			    WM8993_MIXOUTL_ZC | WM8993_MIXOUT_VU,
893 			    WM8993_MIXOUTL_ZC | WM8993_MIXOUT_VU);
894 	snd_soc_update_bits(codec, WM8993_RIGHT_OPGA_VOLUME,
895 			    WM8993_MIXOUTR_ZC | WM8993_MIXOUT_VU,
896 			    WM8993_MIXOUTR_ZC | WM8993_MIXOUT_VU);
897 
898 	snd_soc_add_controls(codec, analogue_snd_controls,
899 			     ARRAY_SIZE(analogue_snd_controls));
900 
901 	snd_soc_dapm_new_controls(dapm, analogue_dapm_widgets,
902 				  ARRAY_SIZE(analogue_dapm_widgets));
903 	return 0;
904 }
905 EXPORT_SYMBOL_GPL(wm_hubs_add_analogue_controls);
906 
907 int wm_hubs_add_analogue_routes(struct snd_soc_codec *codec,
908 				int lineout1_diff, int lineout2_diff)
909 {
910 	struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
911 	struct snd_soc_dapm_context *dapm = &codec->dapm;
912 
913 	init_completion(&hubs->dcs_done);
914 
915 	snd_soc_dapm_add_routes(dapm, analogue_routes,
916 				ARRAY_SIZE(analogue_routes));
917 
918 	if (lineout1_diff)
919 		snd_soc_dapm_add_routes(dapm,
920 					lineout1_diff_routes,
921 					ARRAY_SIZE(lineout1_diff_routes));
922 	else
923 		snd_soc_dapm_add_routes(dapm,
924 					lineout1_se_routes,
925 					ARRAY_SIZE(lineout1_se_routes));
926 
927 	if (lineout2_diff)
928 		snd_soc_dapm_add_routes(dapm,
929 					lineout2_diff_routes,
930 					ARRAY_SIZE(lineout2_diff_routes));
931 	else
932 		snd_soc_dapm_add_routes(dapm,
933 					lineout2_se_routes,
934 					ARRAY_SIZE(lineout2_se_routes));
935 
936 	return 0;
937 }
938 EXPORT_SYMBOL_GPL(wm_hubs_add_analogue_routes);
939 
940 int wm_hubs_handle_analogue_pdata(struct snd_soc_codec *codec,
941 				  int lineout1_diff, int lineout2_diff,
942 				  int lineout1fb, int lineout2fb,
943 				  int jd_scthr, int jd_thr, int micbias1_lvl,
944 				  int micbias2_lvl)
945 {
946 	if (!lineout1_diff)
947 		snd_soc_update_bits(codec, WM8993_LINE_MIXER1,
948 				    WM8993_LINEOUT1_MODE,
949 				    WM8993_LINEOUT1_MODE);
950 	if (!lineout2_diff)
951 		snd_soc_update_bits(codec, WM8993_LINE_MIXER2,
952 				    WM8993_LINEOUT2_MODE,
953 				    WM8993_LINEOUT2_MODE);
954 
955 	/* If the line outputs are differential then we aren't presenting
956 	 * VMID as an output and can disable it.
957 	 */
958 	if (lineout1_diff && lineout2_diff)
959 		codec->dapm.idle_bias_off = 1;
960 
961 	if (lineout1fb)
962 		snd_soc_update_bits(codec, WM8993_ADDITIONAL_CONTROL,
963 				    WM8993_LINEOUT1_FB, WM8993_LINEOUT1_FB);
964 
965 	if (lineout2fb)
966 		snd_soc_update_bits(codec, WM8993_ADDITIONAL_CONTROL,
967 				    WM8993_LINEOUT2_FB, WM8993_LINEOUT2_FB);
968 
969 	snd_soc_update_bits(codec, WM8993_MICBIAS,
970 			    WM8993_JD_SCTHR_MASK | WM8993_JD_THR_MASK |
971 			    WM8993_MICB1_LVL | WM8993_MICB2_LVL,
972 			    jd_scthr << WM8993_JD_SCTHR_SHIFT |
973 			    jd_thr << WM8993_JD_THR_SHIFT |
974 			    micbias1_lvl |
975 			    micbias2_lvl << WM8993_MICB2_LVL_SHIFT);
976 
977 	return 0;
978 }
979 EXPORT_SYMBOL_GPL(wm_hubs_handle_analogue_pdata);
980 
981 MODULE_DESCRIPTION("Shared support for Wolfson hubs products");
982 MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.com>");
983 MODULE_LICENSE("GPL");
984