xref: /openbmc/linux/sound/soc/codecs/adau1761.c (revision 2359ccdd)
1 /*
2  * Driver for ADAU1361/ADAU1461/ADAU1761/ADAU1961 codec
3  *
4  * Copyright 2011-2013 Analog Devices Inc.
5  * Author: Lars-Peter Clausen <lars@metafoo.de>
6  *
7  * Licensed under the GPL-2 or later.
8  */
9 
10 #include <linux/module.h>
11 #include <linux/init.h>
12 #include <linux/i2c.h>
13 #include <linux/spi/spi.h>
14 #include <linux/slab.h>
15 #include <sound/core.h>
16 #include <sound/pcm.h>
17 #include <sound/pcm_params.h>
18 #include <sound/soc.h>
19 #include <sound/tlv.h>
20 #include <linux/platform_data/adau17x1.h>
21 
22 #include "adau17x1.h"
23 #include "adau1761.h"
24 
25 #define ADAU1761_DIGMIC_JACKDETECT	0x4008
26 #define ADAU1761_REC_MIXER_LEFT0	0x400a
27 #define ADAU1761_REC_MIXER_LEFT1	0x400b
28 #define ADAU1761_REC_MIXER_RIGHT0	0x400c
29 #define ADAU1761_REC_MIXER_RIGHT1	0x400d
30 #define ADAU1761_LEFT_DIFF_INPUT_VOL	0x400e
31 #define ADAU1761_RIGHT_DIFF_INPUT_VOL	0x400f
32 #define ADAU1761_PLAY_LR_MIXER_LEFT	0x4020
33 #define ADAU1761_PLAY_MIXER_LEFT0	0x401c
34 #define ADAU1761_PLAY_MIXER_LEFT1	0x401d
35 #define ADAU1761_PLAY_MIXER_RIGHT0	0x401e
36 #define ADAU1761_PLAY_MIXER_RIGHT1	0x401f
37 #define ADAU1761_PLAY_LR_MIXER_RIGHT	0x4021
38 #define ADAU1761_PLAY_MIXER_MONO	0x4022
39 #define ADAU1761_PLAY_HP_LEFT_VOL	0x4023
40 #define ADAU1761_PLAY_HP_RIGHT_VOL	0x4024
41 #define ADAU1761_PLAY_LINE_LEFT_VOL	0x4025
42 #define ADAU1761_PLAY_LINE_RIGHT_VOL	0x4026
43 #define ADAU1761_PLAY_MONO_OUTPUT_VOL	0x4027
44 #define ADAU1761_POP_CLICK_SUPPRESS	0x4028
45 #define ADAU1761_JACK_DETECT_PIN	0x4031
46 #define ADAU1761_DEJITTER		0x4036
47 #define ADAU1761_CLK_ENABLE0		0x40f9
48 #define ADAU1761_CLK_ENABLE1		0x40fa
49 
50 #define ADAU1761_DIGMIC_JACKDETECT_ACTIVE_LOW	BIT(0)
51 #define ADAU1761_DIGMIC_JACKDETECT_DIGMIC	BIT(5)
52 
53 #define ADAU1761_DIFF_INPUT_VOL_LDEN		BIT(0)
54 
55 #define ADAU1761_PLAY_MONO_OUTPUT_VOL_MODE_HP	BIT(0)
56 #define ADAU1761_PLAY_MONO_OUTPUT_VOL_UNMUTE	BIT(1)
57 
58 #define ADAU1761_PLAY_HP_RIGHT_VOL_MODE_HP	BIT(0)
59 
60 #define ADAU1761_PLAY_LINE_LEFT_VOL_MODE_HP	BIT(0)
61 
62 #define ADAU1761_PLAY_LINE_RIGHT_VOL_MODE_HP	BIT(0)
63 
64 
65 #define ADAU1761_FIRMWARE "adau1761.bin"
66 
67 static const struct reg_default adau1761_reg_defaults[] = {
68 	{ ADAU1761_DEJITTER,			0x03 },
69 	{ ADAU1761_DIGMIC_JACKDETECT,		0x00 },
70 	{ ADAU1761_REC_MIXER_LEFT0,		0x00 },
71 	{ ADAU1761_REC_MIXER_LEFT1,		0x00 },
72 	{ ADAU1761_REC_MIXER_RIGHT0,		0x00 },
73 	{ ADAU1761_REC_MIXER_RIGHT1,		0x00 },
74 	{ ADAU1761_LEFT_DIFF_INPUT_VOL,		0x00 },
75 	{ ADAU1761_RIGHT_DIFF_INPUT_VOL,	0x00 },
76 	{ ADAU1761_PLAY_LR_MIXER_LEFT,		0x00 },
77 	{ ADAU1761_PLAY_MIXER_LEFT0,		0x00 },
78 	{ ADAU1761_PLAY_MIXER_LEFT1,		0x00 },
79 	{ ADAU1761_PLAY_MIXER_RIGHT0,		0x00 },
80 	{ ADAU1761_PLAY_MIXER_RIGHT1,		0x00 },
81 	{ ADAU1761_PLAY_LR_MIXER_RIGHT,		0x00 },
82 	{ ADAU1761_PLAY_MIXER_MONO,		0x00 },
83 	{ ADAU1761_PLAY_HP_LEFT_VOL,		0x00 },
84 	{ ADAU1761_PLAY_HP_RIGHT_VOL,		0x00 },
85 	{ ADAU1761_PLAY_LINE_LEFT_VOL,		0x00 },
86 	{ ADAU1761_PLAY_LINE_RIGHT_VOL,		0x00 },
87 	{ ADAU1761_PLAY_MONO_OUTPUT_VOL,	0x00 },
88 	{ ADAU1761_POP_CLICK_SUPPRESS,		0x00 },
89 	{ ADAU1761_JACK_DETECT_PIN,		0x00 },
90 	{ ADAU1761_CLK_ENABLE0,			0x00 },
91 	{ ADAU1761_CLK_ENABLE1,			0x00 },
92 	{ ADAU17X1_CLOCK_CONTROL,		0x00 },
93 	{ ADAU17X1_PLL_CONTROL,			0x00 },
94 	{ ADAU17X1_REC_POWER_MGMT,		0x00 },
95 	{ ADAU17X1_MICBIAS,			0x00 },
96 	{ ADAU17X1_SERIAL_PORT0,		0x00 },
97 	{ ADAU17X1_SERIAL_PORT1,		0x00 },
98 	{ ADAU17X1_CONVERTER0,			0x00 },
99 	{ ADAU17X1_CONVERTER1,			0x00 },
100 	{ ADAU17X1_LEFT_INPUT_DIGITAL_VOL,	0x00 },
101 	{ ADAU17X1_RIGHT_INPUT_DIGITAL_VOL,	0x00 },
102 	{ ADAU17X1_ADC_CONTROL,			0x00 },
103 	{ ADAU17X1_PLAY_POWER_MGMT,		0x00 },
104 	{ ADAU17X1_DAC_CONTROL0,		0x00 },
105 	{ ADAU17X1_DAC_CONTROL1,		0x00 },
106 	{ ADAU17X1_DAC_CONTROL2,		0x00 },
107 	{ ADAU17X1_SERIAL_PORT_PAD,		0xaa },
108 	{ ADAU17X1_CONTROL_PORT_PAD0,		0xaa },
109 	{ ADAU17X1_CONTROL_PORT_PAD1,		0x00 },
110 	{ ADAU17X1_DSP_SAMPLING_RATE,		0x01 },
111 	{ ADAU17X1_SERIAL_INPUT_ROUTE,		0x00 },
112 	{ ADAU17X1_SERIAL_OUTPUT_ROUTE,		0x00 },
113 	{ ADAU17X1_DSP_ENABLE,			0x00 },
114 	{ ADAU17X1_DSP_RUN,			0x00 },
115 	{ ADAU17X1_SERIAL_SAMPLING_RATE,	0x00 },
116 };
117 
118 static const DECLARE_TLV_DB_SCALE(adau1761_sing_in_tlv, -1500, 300, 1);
119 static const DECLARE_TLV_DB_SCALE(adau1761_diff_in_tlv, -1200, 75, 0);
120 static const DECLARE_TLV_DB_SCALE(adau1761_out_tlv, -5700, 100, 0);
121 static const DECLARE_TLV_DB_SCALE(adau1761_sidetone_tlv, -1800, 300, 1);
122 static const DECLARE_TLV_DB_SCALE(adau1761_boost_tlv, -600, 600, 1);
123 static const DECLARE_TLV_DB_SCALE(adau1761_pga_boost_tlv, -2000, 2000, 1);
124 
125 static const unsigned int adau1761_bias_select_values[] = {
126 	0, 2, 3,
127 };
128 
129 static const char * const adau1761_bias_select_text[] = {
130 	"Normal operation", "Enhanced performance", "Power saving",
131 };
132 
133 static const char * const adau1761_bias_select_extreme_text[] = {
134 	"Normal operation", "Extreme power saving", "Enhanced performance",
135 	"Power saving",
136 };
137 
138 static SOC_ENUM_SINGLE_DECL(adau1761_adc_bias_enum,
139 		ADAU17X1_REC_POWER_MGMT, 3, adau1761_bias_select_extreme_text);
140 static SOC_ENUM_SINGLE_DECL(adau1761_hp_bias_enum,
141 		ADAU17X1_PLAY_POWER_MGMT, 6, adau1761_bias_select_extreme_text);
142 static SOC_ENUM_SINGLE_DECL(adau1761_dac_bias_enum,
143 		ADAU17X1_PLAY_POWER_MGMT, 4, adau1761_bias_select_extreme_text);
144 static SOC_VALUE_ENUM_SINGLE_DECL(adau1761_playback_bias_enum,
145 		ADAU17X1_PLAY_POWER_MGMT, 2, 0x3, adau1761_bias_select_text,
146 		adau1761_bias_select_values);
147 static SOC_VALUE_ENUM_SINGLE_DECL(adau1761_capture_bias_enum,
148 		ADAU17X1_REC_POWER_MGMT, 1, 0x3, adau1761_bias_select_text,
149 		adau1761_bias_select_values);
150 
151 static const struct snd_kcontrol_new adau1761_jack_detect_controls[] = {
152 	SOC_SINGLE("Speaker Auto-mute Switch", ADAU1761_DIGMIC_JACKDETECT,
153 		4, 1, 0),
154 };
155 
156 static const struct snd_kcontrol_new adau1761_differential_mode_controls[] = {
157 	SOC_DOUBLE_R_TLV("Capture Volume", ADAU1761_LEFT_DIFF_INPUT_VOL,
158 		ADAU1761_RIGHT_DIFF_INPUT_VOL, 2, 0x3f, 0,
159 		adau1761_diff_in_tlv),
160 	SOC_DOUBLE_R("Capture Switch", ADAU1761_LEFT_DIFF_INPUT_VOL,
161 		ADAU1761_RIGHT_DIFF_INPUT_VOL, 1, 1, 0),
162 
163 	SOC_DOUBLE_R_TLV("PGA Boost Capture Volume", ADAU1761_REC_MIXER_LEFT1,
164 		ADAU1761_REC_MIXER_RIGHT1, 3, 2, 0, adau1761_pga_boost_tlv),
165 };
166 
167 static const struct snd_kcontrol_new adau1761_single_mode_controls[] = {
168 	SOC_SINGLE_TLV("Input 1 Capture Volume", ADAU1761_REC_MIXER_LEFT0,
169 		4, 7, 0, adau1761_sing_in_tlv),
170 	SOC_SINGLE_TLV("Input 2 Capture Volume", ADAU1761_REC_MIXER_LEFT0,
171 		1, 7, 0, adau1761_sing_in_tlv),
172 	SOC_SINGLE_TLV("Input 3 Capture Volume", ADAU1761_REC_MIXER_RIGHT0,
173 		4, 7, 0, adau1761_sing_in_tlv),
174 	SOC_SINGLE_TLV("Input 4 Capture Volume", ADAU1761_REC_MIXER_RIGHT0,
175 		1, 7, 0, adau1761_sing_in_tlv),
176 };
177 
178 static const struct snd_kcontrol_new adau1761_controls[] = {
179 	SOC_DOUBLE_R_TLV("Aux Capture Volume", ADAU1761_REC_MIXER_LEFT1,
180 		ADAU1761_REC_MIXER_RIGHT1, 0, 7, 0, adau1761_sing_in_tlv),
181 
182 	SOC_DOUBLE_R_TLV("Headphone Playback Volume", ADAU1761_PLAY_HP_LEFT_VOL,
183 		ADAU1761_PLAY_HP_RIGHT_VOL, 2, 0x3f, 0, adau1761_out_tlv),
184 	SOC_DOUBLE_R("Headphone Playback Switch", ADAU1761_PLAY_HP_LEFT_VOL,
185 		ADAU1761_PLAY_HP_RIGHT_VOL, 1, 1, 0),
186 	SOC_DOUBLE_R_TLV("Lineout Playback Volume", ADAU1761_PLAY_LINE_LEFT_VOL,
187 		ADAU1761_PLAY_LINE_RIGHT_VOL, 2, 0x3f, 0, adau1761_out_tlv),
188 	SOC_DOUBLE_R("Lineout Playback Switch", ADAU1761_PLAY_LINE_LEFT_VOL,
189 		ADAU1761_PLAY_LINE_RIGHT_VOL, 1, 1, 0),
190 
191 	SOC_ENUM("ADC Bias", adau1761_adc_bias_enum),
192 	SOC_ENUM("DAC Bias", adau1761_dac_bias_enum),
193 	SOC_ENUM("Capture Bias", adau1761_capture_bias_enum),
194 	SOC_ENUM("Playback Bias", adau1761_playback_bias_enum),
195 	SOC_ENUM("Headphone Bias", adau1761_hp_bias_enum),
196 };
197 
198 static const struct snd_kcontrol_new adau1761_mono_controls[] = {
199 	SOC_SINGLE_TLV("Mono Playback Volume", ADAU1761_PLAY_MONO_OUTPUT_VOL,
200 		2, 0x3f, 0, adau1761_out_tlv),
201 	SOC_SINGLE("Mono Playback Switch", ADAU1761_PLAY_MONO_OUTPUT_VOL,
202 		1, 1, 0),
203 };
204 
205 static const struct snd_kcontrol_new adau1761_left_mixer_controls[] = {
206 	SOC_DAPM_SINGLE_AUTODISABLE("Left DAC Switch",
207 		ADAU1761_PLAY_MIXER_LEFT0, 5, 1, 0),
208 	SOC_DAPM_SINGLE_AUTODISABLE("Right DAC Switch",
209 		ADAU1761_PLAY_MIXER_LEFT0, 6, 1, 0),
210 	SOC_DAPM_SINGLE_TLV("Aux Bypass Volume",
211 		ADAU1761_PLAY_MIXER_LEFT0, 1, 8, 0, adau1761_sidetone_tlv),
212 	SOC_DAPM_SINGLE_TLV("Right Bypass Volume",
213 		ADAU1761_PLAY_MIXER_LEFT1, 4, 8, 0, adau1761_sidetone_tlv),
214 	SOC_DAPM_SINGLE_TLV("Left Bypass Volume",
215 		ADAU1761_PLAY_MIXER_LEFT1, 0, 8, 0, adau1761_sidetone_tlv),
216 };
217 
218 static const struct snd_kcontrol_new adau1761_right_mixer_controls[] = {
219 	SOC_DAPM_SINGLE_AUTODISABLE("Left DAC Switch",
220 		ADAU1761_PLAY_MIXER_RIGHT0, 5, 1, 0),
221 	SOC_DAPM_SINGLE_AUTODISABLE("Right DAC Switch",
222 		ADAU1761_PLAY_MIXER_RIGHT0, 6, 1, 0),
223 	SOC_DAPM_SINGLE_TLV("Aux Bypass Volume",
224 		ADAU1761_PLAY_MIXER_RIGHT0, 1, 8, 0, adau1761_sidetone_tlv),
225 	SOC_DAPM_SINGLE_TLV("Right Bypass Volume",
226 		ADAU1761_PLAY_MIXER_RIGHT1, 4, 8, 0, adau1761_sidetone_tlv),
227 	SOC_DAPM_SINGLE_TLV("Left Bypass Volume",
228 		ADAU1761_PLAY_MIXER_RIGHT1, 0, 8, 0, adau1761_sidetone_tlv),
229 };
230 
231 static const struct snd_kcontrol_new adau1761_left_lr_mixer_controls[] = {
232 	SOC_DAPM_SINGLE_TLV("Left Volume",
233 		ADAU1761_PLAY_LR_MIXER_LEFT, 1, 2, 0, adau1761_boost_tlv),
234 	SOC_DAPM_SINGLE_TLV("Right Volume",
235 		ADAU1761_PLAY_LR_MIXER_LEFT, 3, 2, 0, adau1761_boost_tlv),
236 };
237 
238 static const struct snd_kcontrol_new adau1761_right_lr_mixer_controls[] = {
239 	SOC_DAPM_SINGLE_TLV("Left Volume",
240 		ADAU1761_PLAY_LR_MIXER_RIGHT, 1, 2, 0, adau1761_boost_tlv),
241 	SOC_DAPM_SINGLE_TLV("Right Volume",
242 		ADAU1761_PLAY_LR_MIXER_RIGHT, 3, 2, 0, adau1761_boost_tlv),
243 };
244 
245 static const char * const adau1761_input_mux_text[] = {
246 	"ADC", "DMIC",
247 };
248 
249 static SOC_ENUM_SINGLE_DECL(adau1761_input_mux_enum,
250 	ADAU17X1_ADC_CONTROL, 2, adau1761_input_mux_text);
251 
252 static const struct snd_kcontrol_new adau1761_input_mux_control =
253 	SOC_DAPM_ENUM("Input Select", adau1761_input_mux_enum);
254 
255 static int adau1761_dejitter_fixup(struct snd_soc_dapm_widget *w,
256 	struct snd_kcontrol *kcontrol, int event)
257 {
258 	struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
259 	struct adau *adau = snd_soc_component_get_drvdata(component);
260 
261 	/* After any power changes have been made the dejitter circuit
262 	 * has to be reinitialized. */
263 	regmap_write(adau->regmap, ADAU1761_DEJITTER, 0);
264 	if (!adau->master)
265 		regmap_write(adau->regmap, ADAU1761_DEJITTER, 3);
266 
267 	return 0;
268 }
269 
270 static const struct snd_soc_dapm_widget adau1x61_dapm_widgets[] = {
271 	SND_SOC_DAPM_MIXER("Left Input Mixer", ADAU1761_REC_MIXER_LEFT0, 0, 0,
272 		NULL, 0),
273 	SND_SOC_DAPM_MIXER("Right Input Mixer", ADAU1761_REC_MIXER_RIGHT0, 0, 0,
274 		NULL, 0),
275 
276 	SOC_MIXER_ARRAY("Left Playback Mixer", ADAU1761_PLAY_MIXER_LEFT0,
277 		0, 0, adau1761_left_mixer_controls),
278 	SOC_MIXER_ARRAY("Right Playback Mixer", ADAU1761_PLAY_MIXER_RIGHT0,
279 		0, 0, adau1761_right_mixer_controls),
280 	SOC_MIXER_ARRAY("Left LR Playback Mixer", ADAU1761_PLAY_LR_MIXER_LEFT,
281 		0, 0, adau1761_left_lr_mixer_controls),
282 	SOC_MIXER_ARRAY("Right LR Playback Mixer", ADAU1761_PLAY_LR_MIXER_RIGHT,
283 		0, 0, adau1761_right_lr_mixer_controls),
284 
285 	SND_SOC_DAPM_SUPPLY("Headphone", ADAU1761_PLAY_HP_LEFT_VOL,
286 		0, 0, NULL, 0),
287 
288 	SND_SOC_DAPM_SUPPLY_S("SYSCLK", 2, SND_SOC_NOPM, 0, 0, NULL, 0),
289 
290 	SND_SOC_DAPM_POST("Dejitter fixup", adau1761_dejitter_fixup),
291 
292 	SND_SOC_DAPM_INPUT("LAUX"),
293 	SND_SOC_DAPM_INPUT("RAUX"),
294 	SND_SOC_DAPM_INPUT("LINP"),
295 	SND_SOC_DAPM_INPUT("LINN"),
296 	SND_SOC_DAPM_INPUT("RINP"),
297 	SND_SOC_DAPM_INPUT("RINN"),
298 
299 	SND_SOC_DAPM_OUTPUT("LOUT"),
300 	SND_SOC_DAPM_OUTPUT("ROUT"),
301 	SND_SOC_DAPM_OUTPUT("LHP"),
302 	SND_SOC_DAPM_OUTPUT("RHP"),
303 };
304 
305 static const struct snd_soc_dapm_widget adau1761_mono_dapm_widgets[] = {
306 	SND_SOC_DAPM_MIXER("Mono Playback Mixer", ADAU1761_PLAY_MIXER_MONO,
307 		0, 0, NULL, 0),
308 
309 	SND_SOC_DAPM_OUTPUT("MONOOUT"),
310 };
311 
312 static const struct snd_soc_dapm_widget adau1761_capless_dapm_widgets[] = {
313 	SND_SOC_DAPM_SUPPLY_S("Headphone VGND", 1, ADAU1761_PLAY_MIXER_MONO,
314 		0, 0, NULL, 0),
315 };
316 
317 static const struct snd_soc_dapm_route adau1x61_dapm_routes[] = {
318 	{ "Left Input Mixer", NULL, "LINP" },
319 	{ "Left Input Mixer", NULL, "LINN" },
320 	{ "Left Input Mixer", NULL, "LAUX" },
321 
322 	{ "Right Input Mixer", NULL, "RINP" },
323 	{ "Right Input Mixer", NULL, "RINN" },
324 	{ "Right Input Mixer", NULL, "RAUX" },
325 
326 	{ "Left Playback Mixer", NULL, "Left Playback Enable"},
327 	{ "Right Playback Mixer", NULL, "Right Playback Enable"},
328 	{ "Left LR Playback Mixer", NULL, "Left Playback Enable"},
329 	{ "Right LR Playback Mixer", NULL, "Right Playback Enable"},
330 
331 	{ "Left Playback Mixer", "Left DAC Switch", "Left DAC" },
332 	{ "Left Playback Mixer", "Right DAC Switch", "Right DAC" },
333 
334 	{ "Right Playback Mixer", "Left DAC Switch", "Left DAC" },
335 	{ "Right Playback Mixer", "Right DAC Switch", "Right DAC" },
336 
337 	{ "Left LR Playback Mixer", "Left Volume", "Left Playback Mixer" },
338 	{ "Left LR Playback Mixer", "Right Volume", "Right Playback Mixer" },
339 
340 	{ "Right LR Playback Mixer", "Left Volume", "Left Playback Mixer" },
341 	{ "Right LR Playback Mixer", "Right Volume", "Right Playback Mixer" },
342 
343 	{ "LHP", NULL, "Left Playback Mixer" },
344 	{ "RHP", NULL, "Right Playback Mixer" },
345 
346 	{ "LHP", NULL, "Headphone" },
347 	{ "RHP", NULL, "Headphone" },
348 
349 	{ "LOUT", NULL, "Left LR Playback Mixer" },
350 	{ "ROUT", NULL, "Right LR Playback Mixer" },
351 
352 	{ "Left Playback Mixer", "Aux Bypass Volume", "LAUX" },
353 	{ "Left Playback Mixer", "Left Bypass Volume", "Left Input Mixer" },
354 	{ "Left Playback Mixer", "Right Bypass Volume", "Right Input Mixer" },
355 	{ "Right Playback Mixer", "Aux Bypass Volume", "RAUX" },
356 	{ "Right Playback Mixer", "Left Bypass Volume", "Left Input Mixer" },
357 	{ "Right Playback Mixer", "Right Bypass Volume", "Right Input Mixer" },
358 };
359 
360 static const struct snd_soc_dapm_route adau1761_mono_dapm_routes[] = {
361 	{ "Mono Playback Mixer", NULL, "Left Playback Mixer" },
362 	{ "Mono Playback Mixer", NULL, "Right Playback Mixer" },
363 
364 	{ "MONOOUT", NULL, "Mono Playback Mixer" },
365 };
366 
367 static const struct snd_soc_dapm_route adau1761_capless_dapm_routes[] = {
368 	{ "Headphone", NULL, "Headphone VGND" },
369 };
370 
371 static const struct snd_soc_dapm_widget adau1761_dmic_widgets[] = {
372 	SND_SOC_DAPM_MUX("Left Decimator Mux", SND_SOC_NOPM, 0, 0,
373 		&adau1761_input_mux_control),
374 	SND_SOC_DAPM_MUX("Right Decimator Mux", SND_SOC_NOPM, 0, 0,
375 		&adau1761_input_mux_control),
376 
377 	SND_SOC_DAPM_INPUT("DMIC"),
378 };
379 
380 static const struct snd_soc_dapm_route adau1761_dmic_routes[] = {
381 	{ "Left Decimator Mux", "ADC", "Left Input Mixer" },
382 	{ "Left Decimator Mux", "DMIC", "DMIC" },
383 	{ "Right Decimator Mux", "ADC", "Right Input Mixer" },
384 	{ "Right Decimator Mux", "DMIC", "DMIC" },
385 
386 	{ "Left Decimator", NULL, "Left Decimator Mux" },
387 	{ "Right Decimator", NULL, "Right Decimator Mux" },
388 };
389 
390 static const struct snd_soc_dapm_route adau1761_no_dmic_routes[] = {
391 	{ "Left Decimator", NULL, "Left Input Mixer" },
392 	{ "Right Decimator", NULL, "Right Input Mixer" },
393 };
394 
395 static const struct snd_soc_dapm_widget adau1761_dapm_widgets[] = {
396 	SND_SOC_DAPM_SUPPLY("Serial Port Clock", ADAU1761_CLK_ENABLE0,
397 		0, 0, NULL, 0),
398 	SND_SOC_DAPM_SUPPLY("Serial Input Routing Clock", ADAU1761_CLK_ENABLE0,
399 		1, 0, NULL, 0),
400 	SND_SOC_DAPM_SUPPLY("Serial Output Routing Clock", ADAU1761_CLK_ENABLE0,
401 		3, 0, NULL, 0),
402 
403 	SND_SOC_DAPM_SUPPLY("Decimator Resync Clock", ADAU1761_CLK_ENABLE0,
404 		4, 0, NULL, 0),
405 	SND_SOC_DAPM_SUPPLY("Interpolator Resync Clock", ADAU1761_CLK_ENABLE0,
406 		2, 0, NULL, 0),
407 
408 	SND_SOC_DAPM_SUPPLY("Slew Clock", ADAU1761_CLK_ENABLE0, 6, 0, NULL, 0),
409 	SND_SOC_DAPM_SUPPLY("ALC Clock", ADAU1761_CLK_ENABLE0, 5, 0, NULL, 0),
410 
411 	SND_SOC_DAPM_SUPPLY_S("Digital Clock 0", 1, ADAU1761_CLK_ENABLE1,
412 		0, 0, NULL, 0),
413 	SND_SOC_DAPM_SUPPLY_S("Digital Clock 1", 1, ADAU1761_CLK_ENABLE1,
414 		1, 0, NULL, 0),
415 };
416 
417 static const struct snd_soc_dapm_route adau1761_dapm_routes[] = {
418 	{ "Left Decimator", NULL, "Digital Clock 0", },
419 	{ "Right Decimator", NULL, "Digital Clock 0", },
420 	{ "Left DAC", NULL, "Digital Clock 0", },
421 	{ "Right DAC", NULL, "Digital Clock 0", },
422 
423 	{ "AIFCLK", NULL, "Digital Clock 1" },
424 
425 	{ "Playback", NULL, "Serial Port Clock" },
426 	{ "Capture", NULL, "Serial Port Clock" },
427 	{ "Playback", NULL, "Serial Input Routing Clock" },
428 	{ "Capture", NULL, "Serial Output Routing Clock" },
429 
430 	{ "Left Decimator", NULL, "Decimator Resync Clock" },
431 	{ "Right Decimator", NULL, "Decimator Resync Clock" },
432 	{ "Left DAC", NULL, "Interpolator Resync Clock" },
433 	{ "Right DAC", NULL, "Interpolator Resync Clock" },
434 
435 	{ "DSP", NULL, "Digital Clock 0" },
436 
437 	{ "Slew Clock", NULL, "Digital Clock 0" },
438 	{ "Right Playback Mixer", NULL, "Slew Clock" },
439 	{ "Left Playback Mixer", NULL, "Slew Clock" },
440 
441 	{ "Left Input Mixer", NULL, "ALC Clock" },
442 	{ "Right Input Mixer", NULL, "ALC Clock" },
443 
444 	{ "Digital Clock 0", NULL, "SYSCLK" },
445 	{ "Digital Clock 1", NULL, "SYSCLK" },
446 };
447 
448 static int adau1761_set_bias_level(struct snd_soc_component *component,
449 				 enum snd_soc_bias_level level)
450 {
451 	struct adau *adau = snd_soc_component_get_drvdata(component);
452 
453 	switch (level) {
454 	case SND_SOC_BIAS_ON:
455 		break;
456 	case SND_SOC_BIAS_PREPARE:
457 		break;
458 	case SND_SOC_BIAS_STANDBY:
459 		regcache_cache_only(adau->regmap, false);
460 		regmap_update_bits(adau->regmap, ADAU17X1_CLOCK_CONTROL,
461 			ADAU17X1_CLOCK_CONTROL_SYSCLK_EN,
462 			ADAU17X1_CLOCK_CONTROL_SYSCLK_EN);
463 		if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_OFF)
464 			regcache_sync(adau->regmap);
465 		break;
466 	case SND_SOC_BIAS_OFF:
467 		regmap_update_bits(adau->regmap, ADAU17X1_CLOCK_CONTROL,
468 			ADAU17X1_CLOCK_CONTROL_SYSCLK_EN, 0);
469 		regcache_cache_only(adau->regmap, true);
470 		break;
471 
472 	}
473 	return 0;
474 }
475 
476 static enum adau1761_output_mode adau1761_get_lineout_mode(
477 	struct snd_soc_component *component)
478 {
479 	struct adau1761_platform_data *pdata = component->dev->platform_data;
480 
481 	if (pdata)
482 		return pdata->lineout_mode;
483 
484 	return ADAU1761_OUTPUT_MODE_LINE;
485 }
486 
487 static int adau1761_setup_digmic_jackdetect(struct snd_soc_component *component)
488 {
489 	struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component);
490 	struct adau1761_platform_data *pdata = component->dev->platform_data;
491 	struct adau *adau = snd_soc_component_get_drvdata(component);
492 	enum adau1761_digmic_jackdet_pin_mode mode;
493 	unsigned int val = 0;
494 	int ret;
495 
496 	if (pdata)
497 		mode = pdata->digmic_jackdetect_pin_mode;
498 	else
499 		mode = ADAU1761_DIGMIC_JACKDET_PIN_MODE_NONE;
500 
501 	switch (mode) {
502 	case ADAU1761_DIGMIC_JACKDET_PIN_MODE_JACKDETECT:
503 		switch (pdata->jackdetect_debounce_time) {
504 		case ADAU1761_JACKDETECT_DEBOUNCE_5MS:
505 		case ADAU1761_JACKDETECT_DEBOUNCE_10MS:
506 		case ADAU1761_JACKDETECT_DEBOUNCE_20MS:
507 		case ADAU1761_JACKDETECT_DEBOUNCE_40MS:
508 			val |= pdata->jackdetect_debounce_time << 6;
509 			break;
510 		default:
511 			return -EINVAL;
512 		}
513 		if (pdata->jackdetect_active_low)
514 			val |= ADAU1761_DIGMIC_JACKDETECT_ACTIVE_LOW;
515 
516 		ret = snd_soc_add_component_controls(component,
517 			adau1761_jack_detect_controls,
518 			ARRAY_SIZE(adau1761_jack_detect_controls));
519 		if (ret)
520 			return ret;
521 	case ADAU1761_DIGMIC_JACKDET_PIN_MODE_NONE: /* fallthrough */
522 		ret = snd_soc_dapm_add_routes(dapm, adau1761_no_dmic_routes,
523 			ARRAY_SIZE(adau1761_no_dmic_routes));
524 		if (ret)
525 			return ret;
526 		break;
527 	case ADAU1761_DIGMIC_JACKDET_PIN_MODE_DIGMIC:
528 		ret = snd_soc_dapm_new_controls(dapm, adau1761_dmic_widgets,
529 			ARRAY_SIZE(adau1761_dmic_widgets));
530 		if (ret)
531 			return ret;
532 
533 		ret = snd_soc_dapm_add_routes(dapm, adau1761_dmic_routes,
534 			ARRAY_SIZE(adau1761_dmic_routes));
535 		if (ret)
536 			return ret;
537 
538 		val |= ADAU1761_DIGMIC_JACKDETECT_DIGMIC;
539 		break;
540 	default:
541 		return -EINVAL;
542 	}
543 
544 	regmap_write(adau->regmap, ADAU1761_DIGMIC_JACKDETECT, val);
545 
546 	return 0;
547 }
548 
549 static int adau1761_setup_headphone_mode(struct snd_soc_component *component)
550 {
551 	struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component);
552 	struct adau *adau = snd_soc_component_get_drvdata(component);
553 	struct adau1761_platform_data *pdata = component->dev->platform_data;
554 	enum adau1761_output_mode mode;
555 	int ret;
556 
557 	if (pdata)
558 		mode = pdata->headphone_mode;
559 	else
560 		mode = ADAU1761_OUTPUT_MODE_HEADPHONE;
561 
562 	switch (mode) {
563 	case ADAU1761_OUTPUT_MODE_LINE:
564 		break;
565 	case ADAU1761_OUTPUT_MODE_HEADPHONE_CAPLESS:
566 		regmap_update_bits(adau->regmap, ADAU1761_PLAY_MONO_OUTPUT_VOL,
567 			ADAU1761_PLAY_MONO_OUTPUT_VOL_MODE_HP |
568 			ADAU1761_PLAY_MONO_OUTPUT_VOL_UNMUTE,
569 			ADAU1761_PLAY_MONO_OUTPUT_VOL_MODE_HP |
570 			ADAU1761_PLAY_MONO_OUTPUT_VOL_UNMUTE);
571 		/* fallthrough */
572 	case ADAU1761_OUTPUT_MODE_HEADPHONE:
573 		regmap_update_bits(adau->regmap, ADAU1761_PLAY_HP_RIGHT_VOL,
574 			ADAU1761_PLAY_HP_RIGHT_VOL_MODE_HP,
575 			ADAU1761_PLAY_HP_RIGHT_VOL_MODE_HP);
576 		break;
577 	default:
578 		return -EINVAL;
579 	}
580 
581 	if (mode == ADAU1761_OUTPUT_MODE_HEADPHONE_CAPLESS) {
582 		ret = snd_soc_dapm_new_controls(dapm,
583 			adau1761_capless_dapm_widgets,
584 			ARRAY_SIZE(adau1761_capless_dapm_widgets));
585 		if (ret)
586 			return ret;
587 		ret = snd_soc_dapm_add_routes(dapm,
588 			adau1761_capless_dapm_routes,
589 			ARRAY_SIZE(adau1761_capless_dapm_routes));
590 	} else {
591 		ret = snd_soc_add_component_controls(component, adau1761_mono_controls,
592 			ARRAY_SIZE(adau1761_mono_controls));
593 		if (ret)
594 			return ret;
595 		ret = snd_soc_dapm_new_controls(dapm,
596 			adau1761_mono_dapm_widgets,
597 			ARRAY_SIZE(adau1761_mono_dapm_widgets));
598 		if (ret)
599 			return ret;
600 		ret = snd_soc_dapm_add_routes(dapm,
601 			adau1761_mono_dapm_routes,
602 			ARRAY_SIZE(adau1761_mono_dapm_routes));
603 	}
604 
605 	return ret;
606 }
607 
608 static bool adau1761_readable_register(struct device *dev, unsigned int reg)
609 {
610 	switch (reg) {
611 	case ADAU1761_DIGMIC_JACKDETECT:
612 	case ADAU1761_REC_MIXER_LEFT0:
613 	case ADAU1761_REC_MIXER_LEFT1:
614 	case ADAU1761_REC_MIXER_RIGHT0:
615 	case ADAU1761_REC_MIXER_RIGHT1:
616 	case ADAU1761_LEFT_DIFF_INPUT_VOL:
617 	case ADAU1761_RIGHT_DIFF_INPUT_VOL:
618 	case ADAU1761_PLAY_LR_MIXER_LEFT:
619 	case ADAU1761_PLAY_MIXER_LEFT0:
620 	case ADAU1761_PLAY_MIXER_LEFT1:
621 	case ADAU1761_PLAY_MIXER_RIGHT0:
622 	case ADAU1761_PLAY_MIXER_RIGHT1:
623 	case ADAU1761_PLAY_LR_MIXER_RIGHT:
624 	case ADAU1761_PLAY_MIXER_MONO:
625 	case ADAU1761_PLAY_HP_LEFT_VOL:
626 	case ADAU1761_PLAY_HP_RIGHT_VOL:
627 	case ADAU1761_PLAY_LINE_LEFT_VOL:
628 	case ADAU1761_PLAY_LINE_RIGHT_VOL:
629 	case ADAU1761_PLAY_MONO_OUTPUT_VOL:
630 	case ADAU1761_POP_CLICK_SUPPRESS:
631 	case ADAU1761_JACK_DETECT_PIN:
632 	case ADAU1761_DEJITTER:
633 	case ADAU1761_CLK_ENABLE0:
634 	case ADAU1761_CLK_ENABLE1:
635 		return true;
636 	default:
637 		break;
638 	}
639 
640 	return adau17x1_readable_register(dev, reg);
641 }
642 
643 static int adau1761_component_probe(struct snd_soc_component *component)
644 {
645 	struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component);
646 	struct adau1761_platform_data *pdata = component->dev->platform_data;
647 	struct adau *adau = snd_soc_component_get_drvdata(component);
648 	int ret;
649 
650 	ret = adau17x1_add_widgets(component);
651 	if (ret < 0)
652 		return ret;
653 
654 	if (pdata && pdata->input_differential) {
655 		regmap_update_bits(adau->regmap, ADAU1761_LEFT_DIFF_INPUT_VOL,
656 			ADAU1761_DIFF_INPUT_VOL_LDEN,
657 			ADAU1761_DIFF_INPUT_VOL_LDEN);
658 		regmap_update_bits(adau->regmap, ADAU1761_RIGHT_DIFF_INPUT_VOL,
659 			ADAU1761_DIFF_INPUT_VOL_LDEN,
660 			ADAU1761_DIFF_INPUT_VOL_LDEN);
661 		ret = snd_soc_add_component_controls(component,
662 			adau1761_differential_mode_controls,
663 			ARRAY_SIZE(adau1761_differential_mode_controls));
664 		if (ret)
665 			return ret;
666 	} else {
667 		ret = snd_soc_add_component_controls(component,
668 			adau1761_single_mode_controls,
669 			ARRAY_SIZE(adau1761_single_mode_controls));
670 		if (ret)
671 			return ret;
672 	}
673 
674 	switch (adau1761_get_lineout_mode(component)) {
675 	case ADAU1761_OUTPUT_MODE_LINE:
676 		break;
677 	case ADAU1761_OUTPUT_MODE_HEADPHONE:
678 		regmap_update_bits(adau->regmap, ADAU1761_PLAY_LINE_LEFT_VOL,
679 			ADAU1761_PLAY_LINE_LEFT_VOL_MODE_HP,
680 			ADAU1761_PLAY_LINE_LEFT_VOL_MODE_HP);
681 		regmap_update_bits(adau->regmap, ADAU1761_PLAY_LINE_RIGHT_VOL,
682 			ADAU1761_PLAY_LINE_RIGHT_VOL_MODE_HP,
683 			ADAU1761_PLAY_LINE_RIGHT_VOL_MODE_HP);
684 		break;
685 	default:
686 		return -EINVAL;
687 	}
688 
689 	ret = adau1761_setup_headphone_mode(component);
690 	if (ret)
691 		return ret;
692 
693 	ret = adau1761_setup_digmic_jackdetect(component);
694 	if (ret)
695 		return ret;
696 
697 	if (adau->type == ADAU1761) {
698 		ret = snd_soc_dapm_new_controls(dapm, adau1761_dapm_widgets,
699 			ARRAY_SIZE(adau1761_dapm_widgets));
700 		if (ret)
701 			return ret;
702 
703 		ret = snd_soc_dapm_add_routes(dapm, adau1761_dapm_routes,
704 			ARRAY_SIZE(adau1761_dapm_routes));
705 		if (ret)
706 			return ret;
707 	}
708 
709 	ret = adau17x1_add_routes(component);
710 	if (ret < 0)
711 		return ret;
712 
713 	return 0;
714 }
715 
716 static const struct snd_soc_component_driver adau1761_component_driver = {
717 	.probe			= adau1761_component_probe,
718 	.resume			= adau17x1_resume,
719 	.set_bias_level		= adau1761_set_bias_level,
720 	.controls		= adau1761_controls,
721 	.num_controls		= ARRAY_SIZE(adau1761_controls),
722 	.dapm_widgets		= adau1x61_dapm_widgets,
723 	.num_dapm_widgets	= ARRAY_SIZE(adau1x61_dapm_widgets),
724 	.dapm_routes		= adau1x61_dapm_routes,
725 	.num_dapm_routes	= ARRAY_SIZE(adau1x61_dapm_routes),
726 	.suspend_bias_off	= 1,
727 	.idle_bias_on		= 1,
728 	.use_pmdown_time	= 1,
729 	.endianness		= 1,
730 	.non_legacy_dai_naming	= 1,
731 };
732 
733 #define ADAU1761_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE | \
734 	SNDRV_PCM_FMTBIT_S32_LE)
735 
736 static struct snd_soc_dai_driver adau1361_dai_driver = {
737 	.name = "adau-hifi",
738 	.playback = {
739 		.stream_name = "Playback",
740 		.channels_min = 2,
741 		.channels_max = 4,
742 		.rates = SNDRV_PCM_RATE_8000_96000,
743 		.formats = ADAU1761_FORMATS,
744 	},
745 	.capture = {
746 		.stream_name = "Capture",
747 		.channels_min = 2,
748 		.channels_max = 4,
749 		.rates = SNDRV_PCM_RATE_8000_96000,
750 		.formats = ADAU1761_FORMATS,
751 	},
752 	.ops = &adau17x1_dai_ops,
753 };
754 
755 static struct snd_soc_dai_driver adau1761_dai_driver = {
756 	.name = "adau-hifi",
757 	.playback = {
758 		.stream_name = "Playback",
759 		.channels_min = 2,
760 		.channels_max = 8,
761 		.rates = SNDRV_PCM_RATE_8000_96000,
762 		.formats = ADAU1761_FORMATS,
763 	},
764 	.capture = {
765 		.stream_name = "Capture",
766 		.channels_min = 2,
767 		.channels_max = 8,
768 		.rates = SNDRV_PCM_RATE_8000_96000,
769 		.formats = ADAU1761_FORMATS,
770 	},
771 	.ops = &adau17x1_dai_ops,
772 };
773 
774 int adau1761_probe(struct device *dev, struct regmap *regmap,
775 	enum adau17x1_type type, void (*switch_mode)(struct device *dev))
776 {
777 	struct snd_soc_dai_driver *dai_drv;
778 	const char *firmware_name;
779 	int ret;
780 
781 	if (type == ADAU1361) {
782 		dai_drv = &adau1361_dai_driver;
783 		firmware_name = NULL;
784 	} else {
785 		dai_drv = &adau1761_dai_driver;
786 		firmware_name = ADAU1761_FIRMWARE;
787 	}
788 
789 	ret = adau17x1_probe(dev, regmap, type, switch_mode, firmware_name);
790 	if (ret)
791 		return ret;
792 
793 	/* Enable cache only mode as we could miss writes before bias level
794 	 * reaches standby and the core clock is enabled */
795 	regcache_cache_only(regmap, true);
796 
797 	return devm_snd_soc_register_component(dev, &adau1761_component_driver,
798 					       dai_drv, 1);
799 }
800 EXPORT_SYMBOL_GPL(adau1761_probe);
801 
802 const struct regmap_config adau1761_regmap_config = {
803 	.val_bits = 8,
804 	.reg_bits = 16,
805 	.max_register = 0x40fa,
806 	.reg_defaults = adau1761_reg_defaults,
807 	.num_reg_defaults = ARRAY_SIZE(adau1761_reg_defaults),
808 	.readable_reg = adau1761_readable_register,
809 	.volatile_reg = adau17x1_volatile_register,
810 	.precious_reg = adau17x1_precious_register,
811 	.cache_type = REGCACHE_RBTREE,
812 };
813 EXPORT_SYMBOL_GPL(adau1761_regmap_config);
814 
815 MODULE_DESCRIPTION("ASoC ADAU1361/ADAU1461/ADAU1761/ADAU1961 CODEC driver");
816 MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>");
817 MODULE_LICENSE("GPL");
818