xref: /openbmc/linux/sound/soc/codecs/wm_hubs.c (revision fd589a8f)
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/platform_device.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/soc-dapm.h>
26 #include <sound/initval.h>
27 #include <sound/tlv.h>
28 
29 #include "wm8993.h"
30 #include "wm_hubs.h"
31 
32 const DECLARE_TLV_DB_SCALE(wm_hubs_spkmix_tlv, -300, 300, 0);
33 EXPORT_SYMBOL_GPL(wm_hubs_spkmix_tlv);
34 
35 static const DECLARE_TLV_DB_SCALE(inpga_tlv, -1650, 150, 0);
36 static const DECLARE_TLV_DB_SCALE(inmix_sw_tlv, 0, 3000, 0);
37 static const DECLARE_TLV_DB_SCALE(inmix_tlv, -1500, 300, 1);
38 static const DECLARE_TLV_DB_SCALE(earpiece_tlv, -600, 600, 0);
39 static const DECLARE_TLV_DB_SCALE(outmix_tlv, -2100, 300, 0);
40 static const DECLARE_TLV_DB_SCALE(spkmixout_tlv, -1800, 600, 1);
41 static const DECLARE_TLV_DB_SCALE(outpga_tlv, -5700, 100, 0);
42 static const unsigned int spkboost_tlv[] = {
43 	TLV_DB_RANGE_HEAD(7),
44 	0, 6, TLV_DB_SCALE_ITEM(0, 150, 0),
45 	7, 7, TLV_DB_SCALE_ITEM(1200, 0, 0),
46 };
47 static const DECLARE_TLV_DB_SCALE(line_tlv, -600, 600, 0);
48 
49 static const char *speaker_ref_text[] = {
50 	"SPKVDD/2",
51 	"VMID",
52 };
53 
54 static const struct soc_enum speaker_ref =
55 	SOC_ENUM_SINGLE(WM8993_SPEAKER_MIXER, 8, 2, speaker_ref_text);
56 
57 static const char *speaker_mode_text[] = {
58 	"Class D",
59 	"Class AB",
60 };
61 
62 static const struct soc_enum speaker_mode =
63 	SOC_ENUM_SINGLE(WM8993_SPKMIXR_ATTENUATION, 8, 2, speaker_mode_text);
64 
65 static void wait_for_dc_servo(struct snd_soc_codec *codec)
66 {
67 	unsigned int reg;
68 	int count = 0;
69 
70 	dev_dbg(codec->dev, "Waiting for DC servo...\n");
71 	do {
72 		count++;
73 		msleep(1);
74 		reg = snd_soc_read(codec, WM8993_DC_SERVO_READBACK_0);
75 		dev_dbg(codec->dev, "DC servo status: %x\n", reg);
76 	} while ((reg & WM8993_DCS_CAL_COMPLETE_MASK)
77 		 != WM8993_DCS_CAL_COMPLETE_MASK && count < 1000);
78 
79 	if ((reg & WM8993_DCS_CAL_COMPLETE_MASK)
80 	    != WM8993_DCS_CAL_COMPLETE_MASK)
81 		dev_err(codec->dev, "Timed out waiting for DC Servo\n");
82 }
83 
84 /*
85  * Update the DC servo calibration on gain changes
86  */
87 static int wm8993_put_dc_servo(struct snd_kcontrol *kcontrol,
88 			      struct snd_ctl_elem_value *ucontrol)
89 {
90 	struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
91 	int ret;
92 
93 	ret = snd_soc_put_volsw_2r(kcontrol, ucontrol);
94 
95 	/* Only need to do this if the outputs are active */
96 	if (snd_soc_read(codec, WM8993_POWER_MANAGEMENT_1)
97 	    & (WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA))
98 		snd_soc_update_bits(codec,
99 				    WM8993_DC_SERVO_0,
100 				    WM8993_DCS_TRIG_SINGLE_0 |
101 				    WM8993_DCS_TRIG_SINGLE_1,
102 				    WM8993_DCS_TRIG_SINGLE_0 |
103 				    WM8993_DCS_TRIG_SINGLE_1);
104 
105 	return ret;
106 }
107 
108 static const struct snd_kcontrol_new analogue_snd_controls[] = {
109 SOC_SINGLE_TLV("IN1L Volume", WM8993_LEFT_LINE_INPUT_1_2_VOLUME, 0, 31, 0,
110 	       inpga_tlv),
111 SOC_SINGLE("IN1L Switch", WM8993_LEFT_LINE_INPUT_1_2_VOLUME, 7, 1, 1),
112 SOC_SINGLE("IN1L ZC Switch", WM8993_LEFT_LINE_INPUT_1_2_VOLUME, 7, 1, 0),
113 
114 SOC_SINGLE_TLV("IN1R Volume", WM8993_RIGHT_LINE_INPUT_1_2_VOLUME, 0, 31, 0,
115 	       inpga_tlv),
116 SOC_SINGLE("IN1R Switch", WM8993_RIGHT_LINE_INPUT_1_2_VOLUME, 7, 1, 1),
117 SOC_SINGLE("IN1R ZC Switch", WM8993_RIGHT_LINE_INPUT_1_2_VOLUME, 7, 1, 0),
118 
119 
120 SOC_SINGLE_TLV("IN2L Volume", WM8993_LEFT_LINE_INPUT_3_4_VOLUME, 0, 31, 0,
121 	       inpga_tlv),
122 SOC_SINGLE("IN2L Switch", WM8993_LEFT_LINE_INPUT_3_4_VOLUME, 7, 1, 1),
123 SOC_SINGLE("IN2L ZC Switch", WM8993_LEFT_LINE_INPUT_3_4_VOLUME, 7, 1, 0),
124 
125 SOC_SINGLE_TLV("IN2R Volume", WM8993_RIGHT_LINE_INPUT_3_4_VOLUME, 0, 31, 0,
126 	       inpga_tlv),
127 SOC_SINGLE("IN2R Switch", WM8993_RIGHT_LINE_INPUT_3_4_VOLUME, 7, 1, 1),
128 SOC_SINGLE("IN2R ZC Switch", WM8993_RIGHT_LINE_INPUT_3_4_VOLUME, 7, 1, 0),
129 
130 SOC_SINGLE_TLV("MIXINL IN2L Volume", WM8993_INPUT_MIXER3, 7, 1, 0,
131 	       inmix_sw_tlv),
132 SOC_SINGLE_TLV("MIXINL IN1L Volume", WM8993_INPUT_MIXER3, 4, 1, 0,
133 	       inmix_sw_tlv),
134 SOC_SINGLE_TLV("MIXINL Output Record Volume", WM8993_INPUT_MIXER3, 0, 7, 0,
135 	       inmix_tlv),
136 SOC_SINGLE_TLV("MIXINL IN1LP Volume", WM8993_INPUT_MIXER5, 6, 7, 0, inmix_tlv),
137 SOC_SINGLE_TLV("MIXINL Direct Voice Volume", WM8993_INPUT_MIXER5, 0, 6, 0,
138 	       inmix_tlv),
139 
140 SOC_SINGLE_TLV("MIXINR IN2R Volume", WM8993_INPUT_MIXER4, 7, 1, 0,
141 	       inmix_sw_tlv),
142 SOC_SINGLE_TLV("MIXINR IN1R Volume", WM8993_INPUT_MIXER4, 4, 1, 0,
143 	       inmix_sw_tlv),
144 SOC_SINGLE_TLV("MIXINR Output Record Volume", WM8993_INPUT_MIXER4, 0, 7, 0,
145 	       inmix_tlv),
146 SOC_SINGLE_TLV("MIXINR IN1RP Volume", WM8993_INPUT_MIXER6, 6, 7, 0, inmix_tlv),
147 SOC_SINGLE_TLV("MIXINR Direct Voice Volume", WM8993_INPUT_MIXER6, 0, 6, 0,
148 	       inmix_tlv),
149 
150 SOC_SINGLE_TLV("Left Output Mixer IN2RN Volume", WM8993_OUTPUT_MIXER5, 6, 7, 1,
151 	       outmix_tlv),
152 SOC_SINGLE_TLV("Left Output Mixer IN2LN Volume", WM8993_OUTPUT_MIXER3, 6, 7, 1,
153 	       outmix_tlv),
154 SOC_SINGLE_TLV("Left Output Mixer IN2LP Volume", WM8993_OUTPUT_MIXER3, 9, 7, 1,
155 	       outmix_tlv),
156 SOC_SINGLE_TLV("Left Output Mixer IN1L Volume", WM8993_OUTPUT_MIXER3, 0, 7, 1,
157 	       outmix_tlv),
158 SOC_SINGLE_TLV("Left Output Mixer IN1R Volume", WM8993_OUTPUT_MIXER3, 3, 7, 1,
159 	       outmix_tlv),
160 SOC_SINGLE_TLV("Left Output Mixer Right Input Volume",
161 	       WM8993_OUTPUT_MIXER5, 3, 7, 1, outmix_tlv),
162 SOC_SINGLE_TLV("Left Output Mixer Left Input Volume",
163 	       WM8993_OUTPUT_MIXER5, 0, 7, 1, outmix_tlv),
164 SOC_SINGLE_TLV("Left Output Mixer DAC Volume", WM8993_OUTPUT_MIXER5, 9, 7, 1,
165 	       outmix_tlv),
166 
167 SOC_SINGLE_TLV("Right Output Mixer IN2LN Volume",
168 	       WM8993_OUTPUT_MIXER6, 6, 7, 1, outmix_tlv),
169 SOC_SINGLE_TLV("Right Output Mixer IN2RN Volume",
170 	       WM8993_OUTPUT_MIXER4, 6, 7, 1, outmix_tlv),
171 SOC_SINGLE_TLV("Right Output Mixer IN1L Volume",
172 	       WM8993_OUTPUT_MIXER4, 3, 7, 1, outmix_tlv),
173 SOC_SINGLE_TLV("Right Output Mixer IN1R Volume",
174 	       WM8993_OUTPUT_MIXER4, 0, 7, 1, outmix_tlv),
175 SOC_SINGLE_TLV("Right Output Mixer IN2RP Volume",
176 	       WM8993_OUTPUT_MIXER4, 9, 7, 1, outmix_tlv),
177 SOC_SINGLE_TLV("Right Output Mixer Left Input Volume",
178 	       WM8993_OUTPUT_MIXER6, 3, 7, 1, outmix_tlv),
179 SOC_SINGLE_TLV("Right Output Mixer Right Input Volume",
180 	       WM8993_OUTPUT_MIXER6, 6, 7, 1, outmix_tlv),
181 SOC_SINGLE_TLV("Right Output Mixer DAC Volume",
182 	       WM8993_OUTPUT_MIXER6, 9, 7, 1, outmix_tlv),
183 
184 SOC_DOUBLE_R_TLV("Output Volume", WM8993_LEFT_OPGA_VOLUME,
185 		 WM8993_RIGHT_OPGA_VOLUME, 0, 63, 0, outpga_tlv),
186 SOC_DOUBLE_R("Output Switch", WM8993_LEFT_OPGA_VOLUME,
187 	     WM8993_RIGHT_OPGA_VOLUME, 6, 1, 0),
188 SOC_DOUBLE_R("Output ZC Switch", WM8993_LEFT_OPGA_VOLUME,
189 	     WM8993_RIGHT_OPGA_VOLUME, 7, 1, 0),
190 
191 SOC_SINGLE("Earpiece Switch", WM8993_HPOUT2_VOLUME, 5, 1, 1),
192 SOC_SINGLE_TLV("Earpiece Volume", WM8993_HPOUT2_VOLUME, 4, 1, 1, earpiece_tlv),
193 
194 SOC_SINGLE_TLV("SPKL Input Volume", WM8993_SPKMIXL_ATTENUATION,
195 	       5, 1, 1, wm_hubs_spkmix_tlv),
196 SOC_SINGLE_TLV("SPKL IN1LP Volume", WM8993_SPKMIXL_ATTENUATION,
197 	       4, 1, 1, wm_hubs_spkmix_tlv),
198 SOC_SINGLE_TLV("SPKL Output Volume", WM8993_SPKMIXL_ATTENUATION,
199 	       3, 1, 1, wm_hubs_spkmix_tlv),
200 
201 SOC_SINGLE_TLV("SPKR Input Volume", WM8993_SPKMIXR_ATTENUATION,
202 	       5, 1, 1, wm_hubs_spkmix_tlv),
203 SOC_SINGLE_TLV("SPKR IN1RP Volume", WM8993_SPKMIXR_ATTENUATION,
204 	       4, 1, 1, wm_hubs_spkmix_tlv),
205 SOC_SINGLE_TLV("SPKR Output Volume", WM8993_SPKMIXR_ATTENUATION,
206 	       3, 1, 1, wm_hubs_spkmix_tlv),
207 
208 SOC_DOUBLE_R_TLV("Speaker Mixer Volume",
209 		 WM8993_SPKMIXL_ATTENUATION, WM8993_SPKMIXR_ATTENUATION,
210 		 0, 3, 1, spkmixout_tlv),
211 SOC_DOUBLE_R_TLV("Speaker Volume",
212 		 WM8993_SPEAKER_VOLUME_LEFT, WM8993_SPEAKER_VOLUME_RIGHT,
213 		 0, 63, 0, outpga_tlv),
214 SOC_DOUBLE_R("Speaker Switch",
215 	     WM8993_SPEAKER_VOLUME_LEFT, WM8993_SPEAKER_VOLUME_RIGHT,
216 	     6, 1, 0),
217 SOC_DOUBLE_R("Speaker ZC Switch",
218 	     WM8993_SPEAKER_VOLUME_LEFT, WM8993_SPEAKER_VOLUME_RIGHT,
219 	     7, 1, 0),
220 SOC_DOUBLE_TLV("Speaker Boost Volume", WM8993_SPKOUT_BOOST, 0, 3, 7, 0,
221 	       spkboost_tlv),
222 SOC_ENUM("Speaker Reference", speaker_ref),
223 SOC_ENUM("Speaker Mode", speaker_mode),
224 
225 {
226 	.iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = "Headphone Volume",
227 	.access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |
228 		 SNDRV_CTL_ELEM_ACCESS_READWRITE,
229 	.tlv.p = outpga_tlv,
230 	.info = snd_soc_info_volsw_2r,
231 	.get = snd_soc_get_volsw_2r, .put = wm8993_put_dc_servo,
232 	.private_value = (unsigned long)&(struct soc_mixer_control) {
233 		.reg = WM8993_LEFT_OUTPUT_VOLUME,
234 		.rreg = WM8993_RIGHT_OUTPUT_VOLUME,
235 		.shift = 0, .max = 63
236 	},
237 },
238 SOC_DOUBLE_R("Headphone Switch", WM8993_LEFT_OUTPUT_VOLUME,
239 	     WM8993_RIGHT_OUTPUT_VOLUME, 6, 1, 0),
240 SOC_DOUBLE_R("Headphone ZC Switch", WM8993_LEFT_OUTPUT_VOLUME,
241 	     WM8993_RIGHT_OUTPUT_VOLUME, 7, 1, 0),
242 
243 SOC_SINGLE("LINEOUT1N Switch", WM8993_LINE_OUTPUTS_VOLUME, 6, 1, 1),
244 SOC_SINGLE("LINEOUT1P Switch", WM8993_LINE_OUTPUTS_VOLUME, 5, 1, 1),
245 SOC_SINGLE_TLV("LINEOUT1 Volume", WM8993_LINE_OUTPUTS_VOLUME, 4, 1, 1,
246 	       line_tlv),
247 
248 SOC_SINGLE("LINEOUT2N Switch", WM8993_LINE_OUTPUTS_VOLUME, 2, 1, 1),
249 SOC_SINGLE("LINEOUT2P Switch", WM8993_LINE_OUTPUTS_VOLUME, 1, 1, 1),
250 SOC_SINGLE_TLV("LINEOUT2 Volume", WM8993_LINE_OUTPUTS_VOLUME, 0, 1, 1,
251 	       line_tlv),
252 };
253 
254 static int hp_event(struct snd_soc_dapm_widget *w,
255 		    struct snd_kcontrol *kcontrol, int event)
256 {
257 	struct snd_soc_codec *codec = w->codec;
258 	unsigned int reg = snd_soc_read(codec, WM8993_ANALOGUE_HP_0);
259 
260 	switch (event) {
261 	case SND_SOC_DAPM_POST_PMU:
262 		snd_soc_update_bits(codec, WM8993_CHARGE_PUMP_1,
263 				    WM8993_CP_ENA, WM8993_CP_ENA);
264 
265 		msleep(5);
266 
267 		snd_soc_update_bits(codec, WM8993_POWER_MANAGEMENT_1,
268 				    WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA,
269 				    WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA);
270 
271 		reg |= WM8993_HPOUT1L_DLY | WM8993_HPOUT1R_DLY;
272 		snd_soc_write(codec, WM8993_ANALOGUE_HP_0, reg);
273 
274 		/* Start the DC servo */
275 		snd_soc_update_bits(codec, WM8993_DC_SERVO_0,
276 				    0xFFFF,
277 				    WM8993_DCS_ENA_CHAN_0 |
278 				    WM8993_DCS_ENA_CHAN_1 |
279 				    WM8993_DCS_TRIG_STARTUP_1 |
280 				    WM8993_DCS_TRIG_STARTUP_0);
281 		wait_for_dc_servo(codec);
282 
283 		reg |= WM8993_HPOUT1R_OUTP | WM8993_HPOUT1R_RMV_SHORT |
284 			WM8993_HPOUT1L_OUTP | WM8993_HPOUT1L_RMV_SHORT;
285 		snd_soc_write(codec, WM8993_ANALOGUE_HP_0, reg);
286 		break;
287 
288 	case SND_SOC_DAPM_PRE_PMD:
289 		reg &= ~(WM8993_HPOUT1L_RMV_SHORT |
290 			 WM8993_HPOUT1L_DLY |
291 			 WM8993_HPOUT1L_OUTP |
292 			 WM8993_HPOUT1R_RMV_SHORT |
293 			 WM8993_HPOUT1R_DLY |
294 			 WM8993_HPOUT1R_OUTP);
295 
296 		snd_soc_update_bits(codec, WM8993_DC_SERVO_0,
297 				    0xffff, 0);
298 
299 		snd_soc_write(codec, WM8993_ANALOGUE_HP_0, reg);
300 		snd_soc_update_bits(codec, WM8993_POWER_MANAGEMENT_1,
301 				    WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA,
302 				    0);
303 
304 		snd_soc_update_bits(codec, WM8993_CHARGE_PUMP_1,
305 				    WM8993_CP_ENA, 0);
306 		break;
307 	}
308 
309 	return 0;
310 }
311 
312 static int earpiece_event(struct snd_soc_dapm_widget *w,
313 			  struct snd_kcontrol *control, int event)
314 {
315 	struct snd_soc_codec *codec = w->codec;
316 	u16 reg = snd_soc_read(codec, WM8993_ANTIPOP1) & ~WM8993_HPOUT2_IN_ENA;
317 
318 	switch (event) {
319 	case SND_SOC_DAPM_PRE_PMU:
320 		reg |= WM8993_HPOUT2_IN_ENA;
321 		snd_soc_write(codec, WM8993_ANTIPOP1, reg);
322 		udelay(50);
323 		break;
324 
325 	case SND_SOC_DAPM_POST_PMD:
326 		snd_soc_write(codec, WM8993_ANTIPOP1, reg);
327 		break;
328 
329 	default:
330 		BUG();
331 		break;
332 	}
333 
334 	return 0;
335 }
336 
337 static const struct snd_kcontrol_new in1l_pga[] = {
338 SOC_DAPM_SINGLE("IN1LP Switch", WM8993_INPUT_MIXER2, 5, 1, 0),
339 SOC_DAPM_SINGLE("IN1LN Switch", WM8993_INPUT_MIXER2, 4, 1, 0),
340 };
341 
342 static const struct snd_kcontrol_new in1r_pga[] = {
343 SOC_DAPM_SINGLE("IN1RP Switch", WM8993_INPUT_MIXER2, 1, 1, 0),
344 SOC_DAPM_SINGLE("IN1RN Switch", WM8993_INPUT_MIXER2, 0, 1, 0),
345 };
346 
347 static const struct snd_kcontrol_new in2l_pga[] = {
348 SOC_DAPM_SINGLE("IN2LP Switch", WM8993_INPUT_MIXER2, 7, 1, 0),
349 SOC_DAPM_SINGLE("IN2LN Switch", WM8993_INPUT_MIXER2, 6, 1, 0),
350 };
351 
352 static const struct snd_kcontrol_new in2r_pga[] = {
353 SOC_DAPM_SINGLE("IN2RP Switch", WM8993_INPUT_MIXER2, 3, 1, 0),
354 SOC_DAPM_SINGLE("IN2RN Switch", WM8993_INPUT_MIXER2, 2, 1, 0),
355 };
356 
357 static const struct snd_kcontrol_new mixinl[] = {
358 SOC_DAPM_SINGLE("IN2L Switch", WM8993_INPUT_MIXER3, 8, 1, 0),
359 SOC_DAPM_SINGLE("IN1L Switch", WM8993_INPUT_MIXER3, 5, 1, 0),
360 };
361 
362 static const struct snd_kcontrol_new mixinr[] = {
363 SOC_DAPM_SINGLE("IN2R Switch", WM8993_INPUT_MIXER4, 8, 1, 0),
364 SOC_DAPM_SINGLE("IN1R Switch", WM8993_INPUT_MIXER4, 5, 1, 0),
365 };
366 
367 static const struct snd_kcontrol_new left_output_mixer[] = {
368 SOC_DAPM_SINGLE("Right Input Switch", WM8993_OUTPUT_MIXER1, 7, 1, 0),
369 SOC_DAPM_SINGLE("Left Input Switch", WM8993_OUTPUT_MIXER1, 6, 1, 0),
370 SOC_DAPM_SINGLE("IN2RN Switch", WM8993_OUTPUT_MIXER1, 5, 1, 0),
371 SOC_DAPM_SINGLE("IN2LN Switch", WM8993_OUTPUT_MIXER1, 4, 1, 0),
372 SOC_DAPM_SINGLE("IN2LP Switch", WM8993_OUTPUT_MIXER1, 1, 1, 0),
373 SOC_DAPM_SINGLE("IN1R Switch", WM8993_OUTPUT_MIXER1, 3, 1, 0),
374 SOC_DAPM_SINGLE("IN1L Switch", WM8993_OUTPUT_MIXER1, 2, 1, 0),
375 SOC_DAPM_SINGLE("DAC Switch", WM8993_OUTPUT_MIXER1, 0, 1, 0),
376 };
377 
378 static const struct snd_kcontrol_new right_output_mixer[] = {
379 SOC_DAPM_SINGLE("Left Input Switch", WM8993_OUTPUT_MIXER2, 7, 1, 0),
380 SOC_DAPM_SINGLE("Right Input Switch", WM8993_OUTPUT_MIXER2, 6, 1, 0),
381 SOC_DAPM_SINGLE("IN2LN Switch", WM8993_OUTPUT_MIXER2, 5, 1, 0),
382 SOC_DAPM_SINGLE("IN2RN Switch", WM8993_OUTPUT_MIXER2, 4, 1, 0),
383 SOC_DAPM_SINGLE("IN1L Switch", WM8993_OUTPUT_MIXER2, 3, 1, 0),
384 SOC_DAPM_SINGLE("IN1R Switch", WM8993_OUTPUT_MIXER2, 2, 1, 0),
385 SOC_DAPM_SINGLE("IN2RP Switch", WM8993_OUTPUT_MIXER2, 1, 1, 0),
386 SOC_DAPM_SINGLE("DAC Switch", WM8993_OUTPUT_MIXER2, 0, 1, 0),
387 };
388 
389 static const struct snd_kcontrol_new earpiece_mixer[] = {
390 SOC_DAPM_SINGLE("Direct Voice Switch", WM8993_HPOUT2_MIXER, 5, 1, 0),
391 SOC_DAPM_SINGLE("Left Output Switch", WM8993_HPOUT2_MIXER, 4, 1, 0),
392 SOC_DAPM_SINGLE("Right Output Switch", WM8993_HPOUT2_MIXER, 3, 1, 0),
393 };
394 
395 static const struct snd_kcontrol_new left_speaker_boost[] = {
396 SOC_DAPM_SINGLE("Direct Voice Switch", WM8993_SPKOUT_MIXERS, 5, 1, 0),
397 SOC_DAPM_SINGLE("SPKL Switch", WM8993_SPKOUT_MIXERS, 4, 1, 0),
398 SOC_DAPM_SINGLE("SPKR Switch", WM8993_SPKOUT_MIXERS, 3, 1, 0),
399 };
400 
401 static const struct snd_kcontrol_new right_speaker_boost[] = {
402 SOC_DAPM_SINGLE("Direct Voice Switch", WM8993_SPKOUT_MIXERS, 2, 1, 0),
403 SOC_DAPM_SINGLE("SPKL Switch", WM8993_SPKOUT_MIXERS, 1, 1, 0),
404 SOC_DAPM_SINGLE("SPKR Switch", WM8993_SPKOUT_MIXERS, 0, 1, 0),
405 };
406 
407 static const struct snd_kcontrol_new line1_mix[] = {
408 SOC_DAPM_SINGLE("IN1R Switch", WM8993_LINE_MIXER1, 2, 1, 0),
409 SOC_DAPM_SINGLE("IN1L Switch", WM8993_LINE_MIXER1, 1, 1, 0),
410 SOC_DAPM_SINGLE("Output Switch", WM8993_LINE_MIXER1, 0, 1, 0),
411 };
412 
413 static const struct snd_kcontrol_new line1n_mix[] = {
414 SOC_DAPM_SINGLE("Left Output Switch", WM8993_LINE_MIXER1, 6, 1, 0),
415 SOC_DAPM_SINGLE("Right Output Switch", WM8993_LINE_MIXER1, 5, 1, 0),
416 };
417 
418 static const struct snd_kcontrol_new line1p_mix[] = {
419 SOC_DAPM_SINGLE("Left Output Switch", WM8993_LINE_MIXER1, 0, 1, 0),
420 };
421 
422 static const struct snd_kcontrol_new line2_mix[] = {
423 SOC_DAPM_SINGLE("IN2R Switch", WM8993_LINE_MIXER2, 2, 1, 0),
424 SOC_DAPM_SINGLE("IN2L Switch", WM8993_LINE_MIXER2, 1, 1, 0),
425 SOC_DAPM_SINGLE("Output Switch", WM8993_LINE_MIXER2, 0, 1, 0),
426 };
427 
428 static const struct snd_kcontrol_new line2n_mix[] = {
429 SOC_DAPM_SINGLE("Left Output Switch", WM8993_LINE_MIXER2, 6, 1, 0),
430 SOC_DAPM_SINGLE("Right Output Switch", WM8993_LINE_MIXER2, 5, 1, 0),
431 };
432 
433 static const struct snd_kcontrol_new line2p_mix[] = {
434 SOC_DAPM_SINGLE("Right Output Switch", WM8993_LINE_MIXER2, 0, 1, 0),
435 };
436 
437 static const struct snd_soc_dapm_widget analogue_dapm_widgets[] = {
438 SND_SOC_DAPM_INPUT("IN1LN"),
439 SND_SOC_DAPM_INPUT("IN1LP"),
440 SND_SOC_DAPM_INPUT("IN2LN"),
441 SND_SOC_DAPM_INPUT("IN2LP/VXRN"),
442 SND_SOC_DAPM_INPUT("IN1RN"),
443 SND_SOC_DAPM_INPUT("IN1RP"),
444 SND_SOC_DAPM_INPUT("IN2RN"),
445 SND_SOC_DAPM_INPUT("IN2RP/VXRP"),
446 
447 SND_SOC_DAPM_MICBIAS("MICBIAS2", WM8993_POWER_MANAGEMENT_1, 5, 0),
448 SND_SOC_DAPM_MICBIAS("MICBIAS1", WM8993_POWER_MANAGEMENT_1, 4, 0),
449 
450 SND_SOC_DAPM_MIXER("IN1L PGA", WM8993_POWER_MANAGEMENT_2, 6, 0,
451 		   in1l_pga, ARRAY_SIZE(in1l_pga)),
452 SND_SOC_DAPM_MIXER("IN1R PGA", WM8993_POWER_MANAGEMENT_2, 4, 0,
453 		   in1r_pga, ARRAY_SIZE(in1r_pga)),
454 
455 SND_SOC_DAPM_MIXER("IN2L PGA", WM8993_POWER_MANAGEMENT_2, 7, 0,
456 		   in2l_pga, ARRAY_SIZE(in2l_pga)),
457 SND_SOC_DAPM_MIXER("IN2R PGA", WM8993_POWER_MANAGEMENT_2, 5, 0,
458 		   in2r_pga, ARRAY_SIZE(in2r_pga)),
459 
460 /* Dummy widgets to represent differential paths */
461 SND_SOC_DAPM_PGA("Direct Voice", SND_SOC_NOPM, 0, 0, NULL, 0),
462 
463 SND_SOC_DAPM_MIXER("MIXINL", WM8993_POWER_MANAGEMENT_2, 9, 0,
464 		   mixinl, ARRAY_SIZE(mixinl)),
465 SND_SOC_DAPM_MIXER("MIXINR", WM8993_POWER_MANAGEMENT_2, 8, 0,
466 		   mixinr, ARRAY_SIZE(mixinr)),
467 
468 SND_SOC_DAPM_MIXER("Left Output Mixer", WM8993_POWER_MANAGEMENT_3, 5, 0,
469 		   left_output_mixer, ARRAY_SIZE(left_output_mixer)),
470 SND_SOC_DAPM_MIXER("Right Output Mixer", WM8993_POWER_MANAGEMENT_3, 4, 0,
471 		   right_output_mixer, ARRAY_SIZE(right_output_mixer)),
472 
473 SND_SOC_DAPM_PGA("Left Output PGA", WM8993_POWER_MANAGEMENT_3, 7, 0, NULL, 0),
474 SND_SOC_DAPM_PGA("Right Output PGA", WM8993_POWER_MANAGEMENT_3, 6, 0, NULL, 0),
475 
476 SND_SOC_DAPM_PGA_E("Headphone PGA", SND_SOC_NOPM, 0, 0,
477 		   NULL, 0,
478 		   hp_event, SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
479 
480 SND_SOC_DAPM_MIXER("Earpiece Mixer", SND_SOC_NOPM, 0, 0,
481 		   earpiece_mixer, ARRAY_SIZE(earpiece_mixer)),
482 SND_SOC_DAPM_PGA_E("Earpiece Driver", WM8993_POWER_MANAGEMENT_1, 11, 0,
483 		   NULL, 0, earpiece_event,
484 		   SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
485 
486 SND_SOC_DAPM_MIXER("SPKL Boost", SND_SOC_NOPM, 0, 0,
487 		   left_speaker_boost, ARRAY_SIZE(left_speaker_boost)),
488 SND_SOC_DAPM_MIXER("SPKR Boost", SND_SOC_NOPM, 0, 0,
489 		   right_speaker_boost, ARRAY_SIZE(right_speaker_boost)),
490 
491 SND_SOC_DAPM_PGA("SPKL Driver", WM8993_POWER_MANAGEMENT_1, 12, 0,
492 		 NULL, 0),
493 SND_SOC_DAPM_PGA("SPKR Driver", WM8993_POWER_MANAGEMENT_1, 13, 0,
494 		 NULL, 0),
495 
496 SND_SOC_DAPM_MIXER("LINEOUT1 Mixer", SND_SOC_NOPM, 0, 0,
497 		   line1_mix, ARRAY_SIZE(line1_mix)),
498 SND_SOC_DAPM_MIXER("LINEOUT2 Mixer", SND_SOC_NOPM, 0, 0,
499 		   line2_mix, ARRAY_SIZE(line2_mix)),
500 
501 SND_SOC_DAPM_MIXER("LINEOUT1N Mixer", SND_SOC_NOPM, 0, 0,
502 		   line1n_mix, ARRAY_SIZE(line1n_mix)),
503 SND_SOC_DAPM_MIXER("LINEOUT1P Mixer", SND_SOC_NOPM, 0, 0,
504 		   line1p_mix, ARRAY_SIZE(line1p_mix)),
505 SND_SOC_DAPM_MIXER("LINEOUT2N Mixer", SND_SOC_NOPM, 0, 0,
506 		   line2n_mix, ARRAY_SIZE(line2n_mix)),
507 SND_SOC_DAPM_MIXER("LINEOUT2P Mixer", SND_SOC_NOPM, 0, 0,
508 		   line2p_mix, ARRAY_SIZE(line2p_mix)),
509 
510 SND_SOC_DAPM_PGA("LINEOUT1N Driver", WM8993_POWER_MANAGEMENT_3, 13, 0,
511 		 NULL, 0),
512 SND_SOC_DAPM_PGA("LINEOUT1P Driver", WM8993_POWER_MANAGEMENT_3, 12, 0,
513 		 NULL, 0),
514 SND_SOC_DAPM_PGA("LINEOUT2N Driver", WM8993_POWER_MANAGEMENT_3, 11, 0,
515 		 NULL, 0),
516 SND_SOC_DAPM_PGA("LINEOUT2P Driver", WM8993_POWER_MANAGEMENT_3, 10, 0,
517 		 NULL, 0),
518 
519 SND_SOC_DAPM_OUTPUT("SPKOUTLP"),
520 SND_SOC_DAPM_OUTPUT("SPKOUTLN"),
521 SND_SOC_DAPM_OUTPUT("SPKOUTRP"),
522 SND_SOC_DAPM_OUTPUT("SPKOUTRN"),
523 SND_SOC_DAPM_OUTPUT("HPOUT1L"),
524 SND_SOC_DAPM_OUTPUT("HPOUT1R"),
525 SND_SOC_DAPM_OUTPUT("HPOUT2P"),
526 SND_SOC_DAPM_OUTPUT("HPOUT2N"),
527 SND_SOC_DAPM_OUTPUT("LINEOUT1P"),
528 SND_SOC_DAPM_OUTPUT("LINEOUT1N"),
529 SND_SOC_DAPM_OUTPUT("LINEOUT2P"),
530 SND_SOC_DAPM_OUTPUT("LINEOUT2N"),
531 };
532 
533 static const struct snd_soc_dapm_route analogue_routes[] = {
534 	{ "IN1L PGA", "IN1LP Switch", "IN1LP" },
535 	{ "IN1L PGA", "IN1LN Switch", "IN1LN" },
536 
537 	{ "IN1R PGA", "IN1RP Switch", "IN1RP" },
538 	{ "IN1R PGA", "IN1RN Switch", "IN1RN" },
539 
540 	{ "IN2L PGA", "IN2LP Switch", "IN2LP/VXRN" },
541 	{ "IN2L PGA", "IN2LN Switch", "IN2LN" },
542 
543 	{ "IN2R PGA", "IN2RP Switch", "IN2RP/VXRP" },
544 	{ "IN2R PGA", "IN2RN Switch", "IN2RN" },
545 
546 	{ "Direct Voice", NULL, "IN2LP/VXRN" },
547 	{ "Direct Voice", NULL, "IN2RP/VXRP" },
548 
549 	{ "MIXINL", "IN1L Switch", "IN1L PGA" },
550 	{ "MIXINL", "IN2L Switch", "IN2L PGA" },
551 	{ "MIXINL", NULL, "Direct Voice" },
552 	{ "MIXINL", NULL, "IN1LP" },
553 	{ "MIXINL", NULL, "Left Output Mixer" },
554 
555 	{ "MIXINR", "IN1R Switch", "IN1R PGA" },
556 	{ "MIXINR", "IN2R Switch", "IN2R PGA" },
557 	{ "MIXINR", NULL, "Direct Voice" },
558 	{ "MIXINR", NULL, "IN1RP" },
559 	{ "MIXINR", NULL, "Right Output Mixer" },
560 
561 	{ "ADCL", NULL, "MIXINL" },
562 	{ "ADCR", NULL, "MIXINR" },
563 
564 	{ "Left Output Mixer", "Left Input Switch", "MIXINL" },
565 	{ "Left Output Mixer", "Right Input Switch", "MIXINR" },
566 	{ "Left Output Mixer", "IN2RN Switch", "IN2RN" },
567 	{ "Left Output Mixer", "IN2LN Switch", "IN2LN" },
568 	{ "Left Output Mixer", "IN2LP Switch", "IN2LP/VXRN" },
569 	{ "Left Output Mixer", "IN1L Switch", "IN1L PGA" },
570 	{ "Left Output Mixer", "IN1R Switch", "IN1R PGA" },
571 
572 	{ "Right Output Mixer", "Left Input Switch", "MIXINL" },
573 	{ "Right Output Mixer", "Right Input Switch", "MIXINR" },
574 	{ "Right Output Mixer", "IN2LN Switch", "IN2LN" },
575 	{ "Right Output Mixer", "IN2RN Switch", "IN2RN" },
576 	{ "Right Output Mixer", "IN2RP Switch", "IN2RP/VXRP" },
577 	{ "Right Output Mixer", "IN1L Switch", "IN1L PGA" },
578 	{ "Right Output Mixer", "IN1R Switch", "IN1R PGA" },
579 
580 	{ "Left Output PGA", NULL, "Left Output Mixer" },
581 	{ "Left Output PGA", NULL, "TOCLK" },
582 
583 	{ "Right Output PGA", NULL, "Right Output Mixer" },
584 	{ "Right Output PGA", NULL, "TOCLK" },
585 
586 	{ "Earpiece Mixer", "Direct Voice Switch", "Direct Voice" },
587 	{ "Earpiece Mixer", "Left Output Switch", "Left Output PGA" },
588 	{ "Earpiece Mixer", "Right Output Switch", "Right Output PGA" },
589 
590 	{ "Earpiece Driver", NULL, "Earpiece Mixer" },
591 	{ "HPOUT2N", NULL, "Earpiece Driver" },
592 	{ "HPOUT2P", NULL, "Earpiece Driver" },
593 
594 	{ "SPKL", "Input Switch", "MIXINL" },
595 	{ "SPKL", "IN1LP Switch", "IN1LP" },
596 	{ "SPKL", "Output Switch", "Left Output Mixer" },
597 	{ "SPKL", NULL, "TOCLK" },
598 
599 	{ "SPKR", "Input Switch", "MIXINR" },
600 	{ "SPKR", "IN1RP Switch", "IN1RP" },
601 	{ "SPKR", "Output Switch", "Right Output Mixer" },
602 	{ "SPKR", NULL, "TOCLK" },
603 
604 	{ "SPKL Boost", "Direct Voice Switch", "Direct Voice" },
605 	{ "SPKL Boost", "SPKL Switch", "SPKL" },
606 	{ "SPKL Boost", "SPKR Switch", "SPKR" },
607 
608 	{ "SPKR Boost", "Direct Voice Switch", "Direct Voice" },
609 	{ "SPKR Boost", "SPKR Switch", "SPKR" },
610 	{ "SPKR Boost", "SPKL Switch", "SPKL" },
611 
612 	{ "SPKL Driver", NULL, "SPKL Boost" },
613 	{ "SPKL Driver", NULL, "CLK_SYS" },
614 
615 	{ "SPKR Driver", NULL, "SPKR Boost" },
616 	{ "SPKR Driver", NULL, "CLK_SYS" },
617 
618 	{ "SPKOUTLP", NULL, "SPKL Driver" },
619 	{ "SPKOUTLN", NULL, "SPKL Driver" },
620 	{ "SPKOUTRP", NULL, "SPKR Driver" },
621 	{ "SPKOUTRN", NULL, "SPKR Driver" },
622 
623 	{ "Left Headphone Mux", "Mixer", "Left Output Mixer" },
624 	{ "Right Headphone Mux", "Mixer", "Right Output Mixer" },
625 
626 	{ "Headphone PGA", NULL, "Left Headphone Mux" },
627 	{ "Headphone PGA", NULL, "Right Headphone Mux" },
628 	{ "Headphone PGA", NULL, "CLK_SYS" },
629 
630 	{ "HPOUT1L", NULL, "Headphone PGA" },
631 	{ "HPOUT1R", NULL, "Headphone PGA" },
632 
633 	{ "LINEOUT1N", NULL, "LINEOUT1N Driver" },
634 	{ "LINEOUT1P", NULL, "LINEOUT1P Driver" },
635 	{ "LINEOUT2N", NULL, "LINEOUT2N Driver" },
636 	{ "LINEOUT2P", NULL, "LINEOUT2P Driver" },
637 };
638 
639 static const struct snd_soc_dapm_route lineout1_diff_routes[] = {
640 	{ "LINEOUT1 Mixer", "IN1L Switch", "IN1L PGA" },
641 	{ "LINEOUT1 Mixer", "IN1R Switch", "IN1R PGA" },
642 	{ "LINEOUT1 Mixer", "Output Switch", "Left Output Mixer" },
643 
644 	{ "LINEOUT1N Driver", NULL, "LINEOUT1 Mixer" },
645 	{ "LINEOUT1P Driver", NULL, "LINEOUT1 Mixer" },
646 };
647 
648 static const struct snd_soc_dapm_route lineout1_se_routes[] = {
649 	{ "LINEOUT1N Mixer", "Left Output Switch", "Left Output Mixer" },
650 	{ "LINEOUT1N Mixer", "Right Output Switch", "Left Output Mixer" },
651 
652 	{ "LINEOUT1P Mixer", "Left Output Switch", "Left Output Mixer" },
653 
654 	{ "LINEOUT1N Driver", NULL, "LINEOUT1N Mixer" },
655 	{ "LINEOUT1P Driver", NULL, "LINEOUT1P Mixer" },
656 };
657 
658 static const struct snd_soc_dapm_route lineout2_diff_routes[] = {
659 	{ "LINEOUT2 Mixer", "IN2L Switch", "IN2L PGA" },
660 	{ "LINEOUT2 Mixer", "IN2R Switch", "IN2R PGA" },
661 	{ "LINEOUT2 Mixer", "Output Switch", "Right Output Mixer" },
662 
663 	{ "LINEOUT2N Driver", NULL, "LINEOUT2 Mixer" },
664 	{ "LINEOUT2P Driver", NULL, "LINEOUT2 Mixer" },
665 };
666 
667 static const struct snd_soc_dapm_route lineout2_se_routes[] = {
668 	{ "LINEOUT2N Mixer", "Left Output Switch", "Left Output Mixer" },
669 	{ "LINEOUT2N Mixer", "Right Output Switch", "Left Output Mixer" },
670 
671 	{ "LINEOUT2P Mixer", "Right Output Switch", "Right Output Mixer" },
672 
673 	{ "LINEOUT2N Driver", NULL, "LINEOUT2N Mixer" },
674 	{ "LINEOUT2P Driver", NULL, "LINEOUT2P Mixer" },
675 };
676 
677 int wm_hubs_add_analogue_controls(struct snd_soc_codec *codec)
678 {
679 	/* Latch volume update bits & default ZC on */
680 	snd_soc_update_bits(codec, WM8993_LEFT_LINE_INPUT_1_2_VOLUME,
681 			    WM8993_IN1_VU, WM8993_IN1_VU);
682 	snd_soc_update_bits(codec, WM8993_RIGHT_LINE_INPUT_1_2_VOLUME,
683 			    WM8993_IN1_VU, WM8993_IN1_VU);
684 	snd_soc_update_bits(codec, WM8993_LEFT_LINE_INPUT_3_4_VOLUME,
685 			    WM8993_IN2_VU, WM8993_IN2_VU);
686 	snd_soc_update_bits(codec, WM8993_RIGHT_LINE_INPUT_3_4_VOLUME,
687 			    WM8993_IN2_VU, WM8993_IN2_VU);
688 
689 	snd_soc_update_bits(codec, WM8993_SPEAKER_VOLUME_RIGHT,
690 			    WM8993_SPKOUT_VU, WM8993_SPKOUT_VU);
691 
692 	snd_soc_update_bits(codec, WM8993_LEFT_OUTPUT_VOLUME,
693 			    WM8993_HPOUT1L_ZC, WM8993_HPOUT1L_ZC);
694 	snd_soc_update_bits(codec, WM8993_RIGHT_OUTPUT_VOLUME,
695 			    WM8993_HPOUT1_VU | WM8993_HPOUT1R_ZC,
696 			    WM8993_HPOUT1_VU | WM8993_HPOUT1R_ZC);
697 
698 	snd_soc_update_bits(codec, WM8993_LEFT_OPGA_VOLUME,
699 			    WM8993_MIXOUTL_ZC, WM8993_MIXOUTL_ZC);
700 	snd_soc_update_bits(codec, WM8993_RIGHT_OPGA_VOLUME,
701 			    WM8993_MIXOUTR_ZC | WM8993_MIXOUT_VU,
702 			    WM8993_MIXOUTR_ZC | WM8993_MIXOUT_VU);
703 
704 	snd_soc_add_controls(codec, analogue_snd_controls,
705 			     ARRAY_SIZE(analogue_snd_controls));
706 
707 	snd_soc_dapm_new_controls(codec, analogue_dapm_widgets,
708 				  ARRAY_SIZE(analogue_dapm_widgets));
709 	return 0;
710 }
711 EXPORT_SYMBOL_GPL(wm_hubs_add_analogue_controls);
712 
713 int wm_hubs_add_analogue_routes(struct snd_soc_codec *codec,
714 				int lineout1_diff, int lineout2_diff)
715 {
716 	snd_soc_dapm_add_routes(codec, analogue_routes,
717 				ARRAY_SIZE(analogue_routes));
718 
719 	if (lineout1_diff)
720 		snd_soc_dapm_add_routes(codec,
721 					lineout1_diff_routes,
722 					ARRAY_SIZE(lineout1_diff_routes));
723 	else
724 		snd_soc_dapm_add_routes(codec,
725 					lineout1_se_routes,
726 					ARRAY_SIZE(lineout1_se_routes));
727 
728 	if (lineout2_diff)
729 		snd_soc_dapm_add_routes(codec,
730 					lineout2_diff_routes,
731 					ARRAY_SIZE(lineout2_diff_routes));
732 	else
733 		snd_soc_dapm_add_routes(codec,
734 					lineout2_se_routes,
735 					ARRAY_SIZE(lineout2_se_routes));
736 
737 	return 0;
738 }
739 EXPORT_SYMBOL_GPL(wm_hubs_add_analogue_routes);
740 
741 MODULE_DESCRIPTION("Shared support for Wolfson hubs products");
742 MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.com>");
743 MODULE_LICENSE("GPL");
744