xref: /openbmc/linux/sound/soc/codecs/adau1761.c (revision 503ccc3f)
1 /*
2  * Driver for ADAU1761/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 adau *adau = snd_soc_codec_get_drvdata(w->codec);
259 
260 	/* After any power changes have been made the dejitter circuit
261 	 * has to be reinitialized. */
262 	regmap_write(adau->regmap, ADAU1761_DEJITTER, 0);
263 	if (!adau->master)
264 		regmap_write(adau->regmap, ADAU1761_DEJITTER, 3);
265 
266 	return 0;
267 }
268 
269 static const struct snd_soc_dapm_widget adau1x61_dapm_widgets[] = {
270 	SND_SOC_DAPM_MIXER("Left Input Mixer", ADAU1761_REC_MIXER_LEFT0, 0, 0,
271 		NULL, 0),
272 	SND_SOC_DAPM_MIXER("Right Input Mixer", ADAU1761_REC_MIXER_RIGHT0, 0, 0,
273 		NULL, 0),
274 
275 	SOC_MIXER_ARRAY("Left Playback Mixer", ADAU1761_PLAY_MIXER_LEFT0,
276 		0, 0, adau1761_left_mixer_controls),
277 	SOC_MIXER_ARRAY("Right Playback Mixer", ADAU1761_PLAY_MIXER_RIGHT0,
278 		0, 0, adau1761_right_mixer_controls),
279 	SOC_MIXER_ARRAY("Left LR Playback Mixer", ADAU1761_PLAY_LR_MIXER_LEFT,
280 		0, 0, adau1761_left_lr_mixer_controls),
281 	SOC_MIXER_ARRAY("Right LR Playback Mixer", ADAU1761_PLAY_LR_MIXER_RIGHT,
282 		0, 0, adau1761_right_lr_mixer_controls),
283 
284 	SND_SOC_DAPM_SUPPLY("Headphone", ADAU1761_PLAY_HP_LEFT_VOL,
285 		0, 0, NULL, 0),
286 
287 	SND_SOC_DAPM_SUPPLY_S("SYSCLK", 2, SND_SOC_NOPM, 0, 0, NULL, 0),
288 
289 	SND_SOC_DAPM_POST("Dejitter fixup", adau1761_dejitter_fixup),
290 
291 	SND_SOC_DAPM_INPUT("LAUX"),
292 	SND_SOC_DAPM_INPUT("RAUX"),
293 	SND_SOC_DAPM_INPUT("LINP"),
294 	SND_SOC_DAPM_INPUT("LINN"),
295 	SND_SOC_DAPM_INPUT("RINP"),
296 	SND_SOC_DAPM_INPUT("RINN"),
297 
298 	SND_SOC_DAPM_OUTPUT("LOUT"),
299 	SND_SOC_DAPM_OUTPUT("ROUT"),
300 	SND_SOC_DAPM_OUTPUT("LHP"),
301 	SND_SOC_DAPM_OUTPUT("RHP"),
302 };
303 
304 static const struct snd_soc_dapm_widget adau1761_mono_dapm_widgets[] = {
305 	SND_SOC_DAPM_MIXER("Mono Playback Mixer", ADAU1761_PLAY_MIXER_MONO,
306 		0, 0, NULL, 0),
307 
308 	SND_SOC_DAPM_OUTPUT("MONOOUT"),
309 };
310 
311 static const struct snd_soc_dapm_widget adau1761_capless_dapm_widgets[] = {
312 	SND_SOC_DAPM_SUPPLY_S("Headphone VGND", 1, ADAU1761_PLAY_MIXER_MONO,
313 		0, 0, NULL, 0),
314 };
315 
316 static const struct snd_soc_dapm_route adau1x61_dapm_routes[] = {
317 	{ "Left Input Mixer", NULL, "LINP" },
318 	{ "Left Input Mixer", NULL, "LINN" },
319 	{ "Left Input Mixer", NULL, "LAUX" },
320 
321 	{ "Right Input Mixer", NULL, "RINP" },
322 	{ "Right Input Mixer", NULL, "RINN" },
323 	{ "Right Input Mixer", NULL, "RAUX" },
324 
325 	{ "Left Playback Mixer", NULL, "Left Playback Enable"},
326 	{ "Right Playback Mixer", NULL, "Right Playback Enable"},
327 	{ "Left LR Playback Mixer", NULL, "Left Playback Enable"},
328 	{ "Right LR Playback Mixer", NULL, "Right Playback Enable"},
329 
330 	{ "Left Playback Mixer", "Left DAC Switch", "Left DAC" },
331 	{ "Left Playback Mixer", "Right DAC Switch", "Right DAC" },
332 
333 	{ "Right Playback Mixer", "Left DAC Switch", "Left DAC" },
334 	{ "Right Playback Mixer", "Right DAC Switch", "Right DAC" },
335 
336 	{ "Left LR Playback Mixer", "Left Volume", "Left Playback Mixer" },
337 	{ "Left LR Playback Mixer", "Right Volume", "Right Playback Mixer" },
338 
339 	{ "Right LR Playback Mixer", "Left Volume", "Left Playback Mixer" },
340 	{ "Right LR Playback Mixer", "Right Volume", "Right Playback Mixer" },
341 
342 	{ "LHP", NULL, "Left Playback Mixer" },
343 	{ "RHP", NULL, "Right Playback Mixer" },
344 
345 	{ "LHP", NULL, "Headphone" },
346 	{ "RHP", NULL, "Headphone" },
347 
348 	{ "LOUT", NULL, "Left LR Playback Mixer" },
349 	{ "ROUT", NULL, "Right LR Playback Mixer" },
350 
351 	{ "Left Playback Mixer", "Aux Bypass Volume", "LAUX" },
352 	{ "Left Playback Mixer", "Left Bypass Volume", "Left Input Mixer" },
353 	{ "Left Playback Mixer", "Right Bypass Volume", "Right Input Mixer" },
354 	{ "Right Playback Mixer", "Aux Bypass Volume", "RAUX" },
355 	{ "Right Playback Mixer", "Left Bypass Volume", "Left Input Mixer" },
356 	{ "Right Playback Mixer", "Right Bypass Volume", "Right Input Mixer" },
357 };
358 
359 static const struct snd_soc_dapm_route adau1761_mono_dapm_routes[] = {
360 	{ "Mono Playback Mixer", NULL, "Left Playback Mixer" },
361 	{ "Mono Playback Mixer", NULL, "Right Playback Mixer" },
362 
363 	{ "MONOOUT", NULL, "Mono Playback Mixer" },
364 };
365 
366 static const struct snd_soc_dapm_route adau1761_capless_dapm_routes[] = {
367 	{ "Headphone", NULL, "Headphone VGND" },
368 };
369 
370 static const struct snd_soc_dapm_widget adau1761_dmic_widgets[] = {
371 	SND_SOC_DAPM_MUX("Left Decimator Mux", SND_SOC_NOPM, 0, 0,
372 		&adau1761_input_mux_control),
373 	SND_SOC_DAPM_MUX("Right Decimator Mux", SND_SOC_NOPM, 0, 0,
374 		&adau1761_input_mux_control),
375 
376 	SND_SOC_DAPM_INPUT("DMIC"),
377 };
378 
379 static const struct snd_soc_dapm_route adau1761_dmic_routes[] = {
380 	{ "Left Decimator Mux", "ADC", "Left Input Mixer" },
381 	{ "Left Decimator Mux", "DMIC", "DMIC" },
382 	{ "Right Decimator Mux", "ADC", "Right Input Mixer" },
383 	{ "Right Decimator Mux", "DMIC", "DMIC" },
384 
385 	{ "Left Decimator", NULL, "Left Decimator Mux" },
386 	{ "Right Decimator", NULL, "Right Decimator Mux" },
387 };
388 
389 static const struct snd_soc_dapm_route adau1761_no_dmic_routes[] = {
390 	{ "Left Decimator", NULL, "Left Input Mixer" },
391 	{ "Right Decimator", NULL, "Right Input Mixer" },
392 };
393 
394 static const struct snd_soc_dapm_widget adau1761_dapm_widgets[] = {
395 	SND_SOC_DAPM_SUPPLY("Serial Port Clock", ADAU1761_CLK_ENABLE0,
396 		0, 0, NULL, 0),
397 	SND_SOC_DAPM_SUPPLY("Serial Input Routing Clock", ADAU1761_CLK_ENABLE0,
398 		1, 0, NULL, 0),
399 	SND_SOC_DAPM_SUPPLY("Serial Output Routing Clock", ADAU1761_CLK_ENABLE0,
400 		3, 0, NULL, 0),
401 
402 	SND_SOC_DAPM_SUPPLY("Decimator Resync Clock", ADAU1761_CLK_ENABLE0,
403 		4, 0, NULL, 0),
404 	SND_SOC_DAPM_SUPPLY("Interpolator Resync Clock", ADAU1761_CLK_ENABLE0,
405 		2, 0, NULL, 0),
406 
407 	SND_SOC_DAPM_SUPPLY("Slew Clock", ADAU1761_CLK_ENABLE0, 6, 0, NULL, 0),
408 	SND_SOC_DAPM_SUPPLY("ALC Clock", ADAU1761_CLK_ENABLE0, 5, 0, NULL, 0),
409 
410 	SND_SOC_DAPM_SUPPLY_S("Digital Clock 0", 1, ADAU1761_CLK_ENABLE1,
411 		0, 0, NULL, 0),
412 	SND_SOC_DAPM_SUPPLY_S("Digital Clock 1", 1, ADAU1761_CLK_ENABLE1,
413 		1, 0, NULL, 0),
414 };
415 
416 static const struct snd_soc_dapm_route adau1761_dapm_routes[] = {
417 	{ "Left Decimator", NULL, "Digital Clock 0", },
418 	{ "Right Decimator", NULL, "Digital Clock 0", },
419 	{ "Left DAC", NULL, "Digital Clock 0", },
420 	{ "Right DAC", NULL, "Digital Clock 0", },
421 
422 	{ "AIFCLK", NULL, "Digital Clock 1" },
423 
424 	{ "Playback", NULL, "Serial Port Clock" },
425 	{ "Capture", NULL, "Serial Port Clock" },
426 	{ "Playback", NULL, "Serial Input Routing Clock" },
427 	{ "Capture", NULL, "Serial Output Routing Clock" },
428 
429 	{ "Left Decimator", NULL, "Decimator Resync Clock" },
430 	{ "Right Decimator", NULL, "Decimator Resync Clock" },
431 	{ "Left DAC", NULL, "Interpolator Resync Clock" },
432 	{ "Right DAC", NULL, "Interpolator Resync Clock" },
433 
434 	{ "DSP", NULL, "Digital Clock 0" },
435 
436 	{ "Slew Clock", NULL, "Digital Clock 0" },
437 	{ "Right Playback Mixer", NULL, "Slew Clock" },
438 	{ "Left Playback Mixer", NULL, "Slew Clock" },
439 
440 	{ "Left Input Mixer", NULL, "ALC Clock" },
441 	{ "Right Input Mixer", NULL, "ALC Clock" },
442 
443 	{ "Digital Clock 0", NULL, "SYSCLK" },
444 	{ "Digital Clock 1", NULL, "SYSCLK" },
445 };
446 
447 static int adau1761_set_bias_level(struct snd_soc_codec *codec,
448 				 enum snd_soc_bias_level level)
449 {
450 	struct adau *adau = snd_soc_codec_get_drvdata(codec);
451 
452 	switch (level) {
453 	case SND_SOC_BIAS_ON:
454 		break;
455 	case SND_SOC_BIAS_PREPARE:
456 		break;
457 	case SND_SOC_BIAS_STANDBY:
458 		regmap_update_bits(adau->regmap, ADAU17X1_CLOCK_CONTROL,
459 			ADAU17X1_CLOCK_CONTROL_SYSCLK_EN,
460 			ADAU17X1_CLOCK_CONTROL_SYSCLK_EN);
461 		break;
462 	case SND_SOC_BIAS_OFF:
463 		regmap_update_bits(adau->regmap, ADAU17X1_CLOCK_CONTROL,
464 			ADAU17X1_CLOCK_CONTROL_SYSCLK_EN, 0);
465 		break;
466 
467 	}
468 	codec->dapm.bias_level = level;
469 	return 0;
470 }
471 
472 static enum adau1761_output_mode adau1761_get_lineout_mode(
473 	struct snd_soc_codec *codec)
474 {
475 	struct adau1761_platform_data *pdata = codec->dev->platform_data;
476 
477 	if (pdata)
478 		return pdata->lineout_mode;
479 
480 	return ADAU1761_OUTPUT_MODE_LINE;
481 }
482 
483 static int adau1761_setup_digmic_jackdetect(struct snd_soc_codec *codec)
484 {
485 	struct adau1761_platform_data *pdata = codec->dev->platform_data;
486 	struct adau *adau = snd_soc_codec_get_drvdata(codec);
487 	enum adau1761_digmic_jackdet_pin_mode mode;
488 	unsigned int val = 0;
489 	int ret;
490 
491 	if (pdata)
492 		mode = pdata->digmic_jackdetect_pin_mode;
493 	else
494 		mode = ADAU1761_DIGMIC_JACKDET_PIN_MODE_NONE;
495 
496 	switch (mode) {
497 	case ADAU1761_DIGMIC_JACKDET_PIN_MODE_JACKDETECT:
498 		switch (pdata->jackdetect_debounce_time) {
499 		case ADAU1761_JACKDETECT_DEBOUNCE_5MS:
500 		case ADAU1761_JACKDETECT_DEBOUNCE_10MS:
501 		case ADAU1761_JACKDETECT_DEBOUNCE_20MS:
502 		case ADAU1761_JACKDETECT_DEBOUNCE_40MS:
503 			val |= pdata->jackdetect_debounce_time << 6;
504 			break;
505 		default:
506 			return -EINVAL;
507 		}
508 		if (pdata->jackdetect_active_low)
509 			val |= ADAU1761_DIGMIC_JACKDETECT_ACTIVE_LOW;
510 
511 		ret = snd_soc_add_codec_controls(codec,
512 			adau1761_jack_detect_controls,
513 			ARRAY_SIZE(adau1761_jack_detect_controls));
514 		if (ret)
515 			return ret;
516 	case ADAU1761_DIGMIC_JACKDET_PIN_MODE_NONE: /* fallthrough */
517 		ret = snd_soc_dapm_add_routes(&codec->dapm,
518 			adau1761_no_dmic_routes,
519 			ARRAY_SIZE(adau1761_no_dmic_routes));
520 		if (ret)
521 			return ret;
522 		break;
523 	case ADAU1761_DIGMIC_JACKDET_PIN_MODE_DIGMIC:
524 		ret = snd_soc_dapm_new_controls(&codec->dapm,
525 			adau1761_dmic_widgets,
526 			ARRAY_SIZE(adau1761_dmic_widgets));
527 		if (ret)
528 			return ret;
529 
530 		ret = snd_soc_dapm_add_routes(&codec->dapm,
531 			adau1761_dmic_routes,
532 			ARRAY_SIZE(adau1761_dmic_routes));
533 		if (ret)
534 			return ret;
535 
536 		val |= ADAU1761_DIGMIC_JACKDETECT_DIGMIC;
537 		break;
538 	default:
539 		return -EINVAL;
540 	}
541 
542 	regmap_write(adau->regmap, ADAU1761_DIGMIC_JACKDETECT, val);
543 
544 	return 0;
545 }
546 
547 static int adau1761_setup_headphone_mode(struct snd_soc_codec *codec)
548 {
549 	struct adau *adau = snd_soc_codec_get_drvdata(codec);
550 	struct adau1761_platform_data *pdata = codec->dev->platform_data;
551 	enum adau1761_output_mode mode;
552 	int ret;
553 
554 	if (pdata)
555 		mode = pdata->headphone_mode;
556 	else
557 		mode = ADAU1761_OUTPUT_MODE_HEADPHONE;
558 
559 	switch (mode) {
560 	case ADAU1761_OUTPUT_MODE_LINE:
561 		break;
562 	case ADAU1761_OUTPUT_MODE_HEADPHONE_CAPLESS:
563 		regmap_update_bits(adau->regmap, ADAU1761_PLAY_MONO_OUTPUT_VOL,
564 			ADAU1761_PLAY_MONO_OUTPUT_VOL_MODE_HP |
565 			ADAU1761_PLAY_MONO_OUTPUT_VOL_UNMUTE,
566 			ADAU1761_PLAY_MONO_OUTPUT_VOL_MODE_HP |
567 			ADAU1761_PLAY_MONO_OUTPUT_VOL_UNMUTE);
568 		/* fallthrough */
569 	case ADAU1761_OUTPUT_MODE_HEADPHONE:
570 		regmap_update_bits(adau->regmap, ADAU1761_PLAY_HP_RIGHT_VOL,
571 			ADAU1761_PLAY_HP_RIGHT_VOL_MODE_HP,
572 			ADAU1761_PLAY_HP_RIGHT_VOL_MODE_HP);
573 		break;
574 	default:
575 		return -EINVAL;
576 	}
577 
578 	if (mode == ADAU1761_OUTPUT_MODE_HEADPHONE_CAPLESS) {
579 		ret = snd_soc_dapm_new_controls(&codec->dapm,
580 			adau1761_capless_dapm_widgets,
581 			ARRAY_SIZE(adau1761_capless_dapm_widgets));
582 		if (ret)
583 			return ret;
584 		ret = snd_soc_dapm_add_routes(&codec->dapm,
585 			adau1761_capless_dapm_routes,
586 			ARRAY_SIZE(adau1761_capless_dapm_routes));
587 	} else {
588 		ret = snd_soc_add_codec_controls(codec, adau1761_mono_controls,
589 			ARRAY_SIZE(adau1761_mono_controls));
590 		if (ret)
591 			return ret;
592 		ret = snd_soc_dapm_new_controls(&codec->dapm,
593 			adau1761_mono_dapm_widgets,
594 			ARRAY_SIZE(adau1761_mono_dapm_widgets));
595 		if (ret)
596 			return ret;
597 		ret = snd_soc_dapm_add_routes(&codec->dapm,
598 			adau1761_mono_dapm_routes,
599 			ARRAY_SIZE(adau1761_mono_dapm_routes));
600 	}
601 
602 	return ret;
603 }
604 
605 static bool adau1761_readable_register(struct device *dev, unsigned int reg)
606 {
607 	switch (reg) {
608 	case ADAU1761_DIGMIC_JACKDETECT:
609 	case ADAU1761_REC_MIXER_LEFT0:
610 	case ADAU1761_REC_MIXER_LEFT1:
611 	case ADAU1761_REC_MIXER_RIGHT0:
612 	case ADAU1761_REC_MIXER_RIGHT1:
613 	case ADAU1761_LEFT_DIFF_INPUT_VOL:
614 	case ADAU1761_RIGHT_DIFF_INPUT_VOL:
615 	case ADAU1761_PLAY_LR_MIXER_LEFT:
616 	case ADAU1761_PLAY_MIXER_LEFT0:
617 	case ADAU1761_PLAY_MIXER_LEFT1:
618 	case ADAU1761_PLAY_MIXER_RIGHT0:
619 	case ADAU1761_PLAY_MIXER_RIGHT1:
620 	case ADAU1761_PLAY_LR_MIXER_RIGHT:
621 	case ADAU1761_PLAY_MIXER_MONO:
622 	case ADAU1761_PLAY_HP_LEFT_VOL:
623 	case ADAU1761_PLAY_HP_RIGHT_VOL:
624 	case ADAU1761_PLAY_LINE_LEFT_VOL:
625 	case ADAU1761_PLAY_LINE_RIGHT_VOL:
626 	case ADAU1761_PLAY_MONO_OUTPUT_VOL:
627 	case ADAU1761_POP_CLICK_SUPPRESS:
628 	case ADAU1761_JACK_DETECT_PIN:
629 	case ADAU1761_DEJITTER:
630 	case ADAU1761_CLK_ENABLE0:
631 	case ADAU1761_CLK_ENABLE1:
632 		return true;
633 	default:
634 		break;
635 	}
636 
637 	return adau17x1_readable_register(dev, reg);
638 }
639 
640 static int adau1761_codec_probe(struct snd_soc_codec *codec)
641 {
642 	struct adau1761_platform_data *pdata = codec->dev->platform_data;
643 	struct adau *adau = snd_soc_codec_get_drvdata(codec);
644 	int ret;
645 
646 	ret = adau17x1_add_widgets(codec);
647 	if (ret < 0)
648 		return ret;
649 
650 	if (pdata && pdata->input_differential) {
651 		regmap_update_bits(adau->regmap, ADAU1761_LEFT_DIFF_INPUT_VOL,
652 			ADAU1761_DIFF_INPUT_VOL_LDEN,
653 			ADAU1761_DIFF_INPUT_VOL_LDEN);
654 		regmap_update_bits(adau->regmap, ADAU1761_RIGHT_DIFF_INPUT_VOL,
655 			ADAU1761_DIFF_INPUT_VOL_LDEN,
656 			ADAU1761_DIFF_INPUT_VOL_LDEN);
657 		ret = snd_soc_add_codec_controls(codec,
658 			adau1761_differential_mode_controls,
659 			ARRAY_SIZE(adau1761_differential_mode_controls));
660 		if (ret)
661 			return ret;
662 	} else {
663 		ret = snd_soc_add_codec_controls(codec,
664 			adau1761_single_mode_controls,
665 			ARRAY_SIZE(adau1761_single_mode_controls));
666 		if (ret)
667 			return ret;
668 	}
669 
670 	switch (adau1761_get_lineout_mode(codec)) {
671 	case ADAU1761_OUTPUT_MODE_LINE:
672 		break;
673 	case ADAU1761_OUTPUT_MODE_HEADPHONE:
674 		regmap_update_bits(adau->regmap, ADAU1761_PLAY_LINE_LEFT_VOL,
675 			ADAU1761_PLAY_LINE_LEFT_VOL_MODE_HP,
676 			ADAU1761_PLAY_LINE_LEFT_VOL_MODE_HP);
677 		regmap_update_bits(adau->regmap, ADAU1761_PLAY_LINE_RIGHT_VOL,
678 			ADAU1761_PLAY_LINE_RIGHT_VOL_MODE_HP,
679 			ADAU1761_PLAY_LINE_RIGHT_VOL_MODE_HP);
680 		break;
681 	default:
682 		return -EINVAL;
683 	}
684 
685 	ret = adau1761_setup_headphone_mode(codec);
686 	if (ret)
687 		return ret;
688 
689 	ret = adau1761_setup_digmic_jackdetect(codec);
690 	if (ret)
691 		return ret;
692 
693 	if (adau->type == ADAU1761) {
694 		ret = snd_soc_dapm_new_controls(&codec->dapm,
695 			adau1761_dapm_widgets,
696 			ARRAY_SIZE(adau1761_dapm_widgets));
697 		if (ret)
698 			return ret;
699 
700 		ret = snd_soc_dapm_add_routes(&codec->dapm,
701 			adau1761_dapm_routes,
702 			ARRAY_SIZE(adau1761_dapm_routes));
703 		if (ret)
704 			return ret;
705 
706 		ret = adau17x1_load_firmware(adau, codec->dev,
707 			ADAU1761_FIRMWARE);
708 		if (ret)
709 			dev_warn(codec->dev, "Failed to firmware\n");
710 	}
711 
712 	ret = adau17x1_add_routes(codec);
713 	if (ret < 0)
714 		return ret;
715 
716 	return 0;
717 }
718 
719 static const struct snd_soc_codec_driver adau1761_codec_driver = {
720 	.probe = adau1761_codec_probe,
721 	.resume	= adau17x1_resume,
722 	.set_bias_level	= adau1761_set_bias_level,
723 	.suspend_bias_off = true,
724 
725 	.controls = adau1761_controls,
726 	.num_controls = ARRAY_SIZE(adau1761_controls),
727 	.dapm_widgets = adau1x61_dapm_widgets,
728 	.num_dapm_widgets = ARRAY_SIZE(adau1x61_dapm_widgets),
729 	.dapm_routes = adau1x61_dapm_routes,
730 	.num_dapm_routes = ARRAY_SIZE(adau1x61_dapm_routes),
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 	int ret;
779 
780 	ret = adau17x1_probe(dev, regmap, type, switch_mode);
781 	if (ret)
782 		return ret;
783 
784 	if (type == ADAU1361)
785 		dai_drv = &adau1361_dai_driver;
786 	else
787 		dai_drv = &adau1761_dai_driver;
788 
789 	return snd_soc_register_codec(dev, &adau1761_codec_driver, dai_drv, 1);
790 }
791 EXPORT_SYMBOL_GPL(adau1761_probe);
792 
793 const struct regmap_config adau1761_regmap_config = {
794 	.val_bits = 8,
795 	.reg_bits = 16,
796 	.max_register = 0x40fa,
797 	.reg_defaults = adau1761_reg_defaults,
798 	.num_reg_defaults = ARRAY_SIZE(adau1761_reg_defaults),
799 	.readable_reg = adau1761_readable_register,
800 	.volatile_reg = adau17x1_volatile_register,
801 	.cache_type = REGCACHE_RBTREE,
802 };
803 EXPORT_SYMBOL_GPL(adau1761_regmap_config);
804 
805 MODULE_DESCRIPTION("ASoC ADAU1361/ADAU1461/ADAU1761/ADAU1961 CODEC driver");
806 MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>");
807 MODULE_LICENSE("GPL");
808