xref: /openbmc/linux/sound/soc/codecs/adau1761.c (revision d2999e1b)
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 
409 	SND_SOC_DAPM_SUPPLY_S("Digital Clock 0", 1, ADAU1761_CLK_ENABLE1,
410 		0, 0, NULL, 0),
411 	SND_SOC_DAPM_SUPPLY_S("Digital Clock 1", 1, ADAU1761_CLK_ENABLE1,
412 		1, 0, NULL, 0),
413 };
414 
415 static const struct snd_soc_dapm_route adau1761_dapm_routes[] = {
416 	{ "Left Decimator", NULL, "Digital Clock 0", },
417 	{ "Right Decimator", NULL, "Digital Clock 0", },
418 	{ "Left DAC", NULL, "Digital Clock 0", },
419 	{ "Right DAC", NULL, "Digital Clock 0", },
420 
421 	{ "AIFCLK", NULL, "Digital Clock 1" },
422 
423 	{ "Playback", NULL, "Serial Port Clock" },
424 	{ "Capture", NULL, "Serial Port Clock" },
425 	{ "Playback", NULL, "Serial Input Routing Clock" },
426 	{ "Capture", NULL, "Serial Output Routing Clock" },
427 
428 	{ "Left Decimator", NULL, "Decimator Resync Clock" },
429 	{ "Right Decimator", NULL, "Decimator Resync Clock" },
430 	{ "Left DAC", NULL, "Interpolator Resync Clock" },
431 	{ "Right DAC", NULL, "Interpolator Resync Clock" },
432 
433 	{ "DSP", NULL, "Digital Clock 0" },
434 
435 	{ "Slew Clock", NULL, "Digital Clock 0" },
436 	{ "Right Playback Mixer", NULL, "Slew Clock" },
437 	{ "Left Playback Mixer", NULL, "Slew Clock" },
438 
439 	{ "Digital Clock 0", NULL, "SYSCLK" },
440 	{ "Digital Clock 1", NULL, "SYSCLK" },
441 };
442 
443 static int adau1761_set_bias_level(struct snd_soc_codec *codec,
444 				 enum snd_soc_bias_level level)
445 {
446 	struct adau *adau = snd_soc_codec_get_drvdata(codec);
447 
448 	switch (level) {
449 	case SND_SOC_BIAS_ON:
450 		break;
451 	case SND_SOC_BIAS_PREPARE:
452 		break;
453 	case SND_SOC_BIAS_STANDBY:
454 		regmap_update_bits(adau->regmap, ADAU17X1_CLOCK_CONTROL,
455 			ADAU17X1_CLOCK_CONTROL_SYSCLK_EN,
456 			ADAU17X1_CLOCK_CONTROL_SYSCLK_EN);
457 		break;
458 	case SND_SOC_BIAS_OFF:
459 		regmap_update_bits(adau->regmap, ADAU17X1_CLOCK_CONTROL,
460 			ADAU17X1_CLOCK_CONTROL_SYSCLK_EN, 0);
461 		break;
462 
463 	}
464 	codec->dapm.bias_level = level;
465 	return 0;
466 }
467 
468 static enum adau1761_output_mode adau1761_get_lineout_mode(
469 	struct snd_soc_codec *codec)
470 {
471 	struct adau1761_platform_data *pdata = codec->dev->platform_data;
472 
473 	if (pdata)
474 		return pdata->lineout_mode;
475 
476 	return ADAU1761_OUTPUT_MODE_LINE;
477 }
478 
479 static int adau1761_setup_digmic_jackdetect(struct snd_soc_codec *codec)
480 {
481 	struct adau1761_platform_data *pdata = codec->dev->platform_data;
482 	struct adau *adau = snd_soc_codec_get_drvdata(codec);
483 	enum adau1761_digmic_jackdet_pin_mode mode;
484 	unsigned int val = 0;
485 	int ret;
486 
487 	if (pdata)
488 		mode = pdata->digmic_jackdetect_pin_mode;
489 	else
490 		mode = ADAU1761_DIGMIC_JACKDET_PIN_MODE_NONE;
491 
492 	switch (mode) {
493 	case ADAU1761_DIGMIC_JACKDET_PIN_MODE_JACKDETECT:
494 		switch (pdata->jackdetect_debounce_time) {
495 		case ADAU1761_JACKDETECT_DEBOUNCE_5MS:
496 		case ADAU1761_JACKDETECT_DEBOUNCE_10MS:
497 		case ADAU1761_JACKDETECT_DEBOUNCE_20MS:
498 		case ADAU1761_JACKDETECT_DEBOUNCE_40MS:
499 			val |= pdata->jackdetect_debounce_time << 6;
500 			break;
501 		default:
502 			return -EINVAL;
503 		}
504 		if (pdata->jackdetect_active_low)
505 			val |= ADAU1761_DIGMIC_JACKDETECT_ACTIVE_LOW;
506 
507 		ret = snd_soc_add_codec_controls(codec,
508 			adau1761_jack_detect_controls,
509 			ARRAY_SIZE(adau1761_jack_detect_controls));
510 		if (ret)
511 			return ret;
512 	case ADAU1761_DIGMIC_JACKDET_PIN_MODE_NONE: /* fallthrough */
513 		ret = snd_soc_dapm_add_routes(&codec->dapm,
514 			adau1761_no_dmic_routes,
515 			ARRAY_SIZE(adau1761_no_dmic_routes));
516 		if (ret)
517 			return ret;
518 		break;
519 	case ADAU1761_DIGMIC_JACKDET_PIN_MODE_DIGMIC:
520 		ret = snd_soc_dapm_new_controls(&codec->dapm,
521 			adau1761_dmic_widgets,
522 			ARRAY_SIZE(adau1761_dmic_widgets));
523 		if (ret)
524 			return ret;
525 
526 		ret = snd_soc_dapm_add_routes(&codec->dapm,
527 			adau1761_dmic_routes,
528 			ARRAY_SIZE(adau1761_dmic_routes));
529 		if (ret)
530 			return ret;
531 
532 		val |= ADAU1761_DIGMIC_JACKDETECT_DIGMIC;
533 		break;
534 	default:
535 		return -EINVAL;
536 	}
537 
538 	regmap_write(adau->regmap, ADAU1761_DIGMIC_JACKDETECT, val);
539 
540 	return 0;
541 }
542 
543 static int adau1761_setup_headphone_mode(struct snd_soc_codec *codec)
544 {
545 	struct adau *adau = snd_soc_codec_get_drvdata(codec);
546 	struct adau1761_platform_data *pdata = codec->dev->platform_data;
547 	enum adau1761_output_mode mode;
548 	int ret;
549 
550 	if (pdata)
551 		mode = pdata->headphone_mode;
552 	else
553 		mode = ADAU1761_OUTPUT_MODE_HEADPHONE;
554 
555 	switch (mode) {
556 	case ADAU1761_OUTPUT_MODE_LINE:
557 		break;
558 	case ADAU1761_OUTPUT_MODE_HEADPHONE_CAPLESS:
559 		regmap_update_bits(adau->regmap, ADAU1761_PLAY_MONO_OUTPUT_VOL,
560 			ADAU1761_PLAY_MONO_OUTPUT_VOL_MODE_HP |
561 			ADAU1761_PLAY_MONO_OUTPUT_VOL_UNMUTE,
562 			ADAU1761_PLAY_MONO_OUTPUT_VOL_MODE_HP |
563 			ADAU1761_PLAY_MONO_OUTPUT_VOL_UNMUTE);
564 		/* fallthrough */
565 	case ADAU1761_OUTPUT_MODE_HEADPHONE:
566 		regmap_update_bits(adau->regmap, ADAU1761_PLAY_HP_RIGHT_VOL,
567 			ADAU1761_PLAY_HP_RIGHT_VOL_MODE_HP,
568 			ADAU1761_PLAY_HP_RIGHT_VOL_MODE_HP);
569 		break;
570 	default:
571 		return -EINVAL;
572 	}
573 
574 	if (mode == ADAU1761_OUTPUT_MODE_HEADPHONE_CAPLESS) {
575 		ret = snd_soc_dapm_new_controls(&codec->dapm,
576 			adau1761_capless_dapm_widgets,
577 			ARRAY_SIZE(adau1761_capless_dapm_widgets));
578 		if (ret)
579 			return ret;
580 		ret = snd_soc_dapm_add_routes(&codec->dapm,
581 			adau1761_capless_dapm_routes,
582 			ARRAY_SIZE(adau1761_capless_dapm_routes));
583 	} else {
584 		ret = snd_soc_add_codec_controls(codec, adau1761_mono_controls,
585 			ARRAY_SIZE(adau1761_mono_controls));
586 		if (ret)
587 			return ret;
588 		ret = snd_soc_dapm_new_controls(&codec->dapm,
589 			adau1761_mono_dapm_widgets,
590 			ARRAY_SIZE(adau1761_mono_dapm_widgets));
591 		if (ret)
592 			return ret;
593 		ret = snd_soc_dapm_add_routes(&codec->dapm,
594 			adau1761_mono_dapm_routes,
595 			ARRAY_SIZE(adau1761_mono_dapm_routes));
596 	}
597 
598 	return ret;
599 }
600 
601 static bool adau1761_readable_register(struct device *dev, unsigned int reg)
602 {
603 	switch (reg) {
604 	case ADAU1761_DIGMIC_JACKDETECT:
605 	case ADAU1761_REC_MIXER_LEFT0:
606 	case ADAU1761_REC_MIXER_LEFT1:
607 	case ADAU1761_REC_MIXER_RIGHT0:
608 	case ADAU1761_REC_MIXER_RIGHT1:
609 	case ADAU1761_LEFT_DIFF_INPUT_VOL:
610 	case ADAU1761_RIGHT_DIFF_INPUT_VOL:
611 	case ADAU1761_PLAY_LR_MIXER_LEFT:
612 	case ADAU1761_PLAY_MIXER_LEFT0:
613 	case ADAU1761_PLAY_MIXER_LEFT1:
614 	case ADAU1761_PLAY_MIXER_RIGHT0:
615 	case ADAU1761_PLAY_MIXER_RIGHT1:
616 	case ADAU1761_PLAY_LR_MIXER_RIGHT:
617 	case ADAU1761_PLAY_MIXER_MONO:
618 	case ADAU1761_PLAY_HP_LEFT_VOL:
619 	case ADAU1761_PLAY_HP_RIGHT_VOL:
620 	case ADAU1761_PLAY_LINE_LEFT_VOL:
621 	case ADAU1761_PLAY_LINE_RIGHT_VOL:
622 	case ADAU1761_PLAY_MONO_OUTPUT_VOL:
623 	case ADAU1761_POP_CLICK_SUPPRESS:
624 	case ADAU1761_JACK_DETECT_PIN:
625 	case ADAU1761_DEJITTER:
626 	case ADAU1761_CLK_ENABLE0:
627 	case ADAU1761_CLK_ENABLE1:
628 		return true;
629 	default:
630 		break;
631 	}
632 
633 	return adau17x1_readable_register(dev, reg);
634 }
635 
636 static int adau1761_codec_probe(struct snd_soc_codec *codec)
637 {
638 	struct adau1761_platform_data *pdata = codec->dev->platform_data;
639 	struct adau *adau = snd_soc_codec_get_drvdata(codec);
640 	int ret;
641 
642 	ret = adau17x1_add_widgets(codec);
643 	if (ret < 0)
644 		return ret;
645 
646 	if (pdata && pdata->input_differential) {
647 		regmap_update_bits(adau->regmap, ADAU1761_LEFT_DIFF_INPUT_VOL,
648 			ADAU1761_DIFF_INPUT_VOL_LDEN,
649 			ADAU1761_DIFF_INPUT_VOL_LDEN);
650 		regmap_update_bits(adau->regmap, ADAU1761_RIGHT_DIFF_INPUT_VOL,
651 			ADAU1761_DIFF_INPUT_VOL_LDEN,
652 			ADAU1761_DIFF_INPUT_VOL_LDEN);
653 		ret = snd_soc_add_codec_controls(codec,
654 			adau1761_differential_mode_controls,
655 			ARRAY_SIZE(adau1761_differential_mode_controls));
656 		if (ret)
657 			return ret;
658 	} else {
659 		ret = snd_soc_add_codec_controls(codec,
660 			adau1761_single_mode_controls,
661 			ARRAY_SIZE(adau1761_single_mode_controls));
662 		if (ret)
663 			return ret;
664 	}
665 
666 	switch (adau1761_get_lineout_mode(codec)) {
667 	case ADAU1761_OUTPUT_MODE_LINE:
668 		break;
669 	case ADAU1761_OUTPUT_MODE_HEADPHONE:
670 		regmap_update_bits(adau->regmap, ADAU1761_PLAY_LINE_LEFT_VOL,
671 			ADAU1761_PLAY_LINE_LEFT_VOL_MODE_HP,
672 			ADAU1761_PLAY_LINE_LEFT_VOL_MODE_HP);
673 		regmap_update_bits(adau->regmap, ADAU1761_PLAY_LINE_RIGHT_VOL,
674 			ADAU1761_PLAY_LINE_RIGHT_VOL_MODE_HP,
675 			ADAU1761_PLAY_LINE_RIGHT_VOL_MODE_HP);
676 		break;
677 	default:
678 		return -EINVAL;
679 	}
680 
681 	ret = adau1761_setup_headphone_mode(codec);
682 	if (ret)
683 		return ret;
684 
685 	ret = adau1761_setup_digmic_jackdetect(codec);
686 	if (ret)
687 		return ret;
688 
689 	if (adau->type == ADAU1761) {
690 		ret = snd_soc_dapm_new_controls(&codec->dapm,
691 			adau1761_dapm_widgets,
692 			ARRAY_SIZE(adau1761_dapm_widgets));
693 		if (ret)
694 			return ret;
695 
696 		ret = snd_soc_dapm_add_routes(&codec->dapm,
697 			adau1761_dapm_routes,
698 			ARRAY_SIZE(adau1761_dapm_routes));
699 		if (ret)
700 			return ret;
701 
702 		ret = adau17x1_load_firmware(adau, codec->dev,
703 			ADAU1761_FIRMWARE);
704 		if (ret)
705 			dev_warn(codec->dev, "Failed to firmware\n");
706 	}
707 
708 	ret = adau17x1_add_routes(codec);
709 	if (ret < 0)
710 		return ret;
711 
712 	return 0;
713 }
714 
715 static const struct snd_soc_codec_driver adau1761_codec_driver = {
716 	.probe = adau1761_codec_probe,
717 	.suspend = adau17x1_suspend,
718 	.resume	= adau17x1_resume,
719 	.set_bias_level	= adau1761_set_bias_level,
720 
721 	.controls = adau1761_controls,
722 	.num_controls = ARRAY_SIZE(adau1761_controls),
723 	.dapm_widgets = adau1x61_dapm_widgets,
724 	.num_dapm_widgets = ARRAY_SIZE(adau1x61_dapm_widgets),
725 	.dapm_routes = adau1x61_dapm_routes,
726 	.num_dapm_routes = ARRAY_SIZE(adau1x61_dapm_routes),
727 };
728 
729 #define ADAU1761_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE | \
730 	SNDRV_PCM_FMTBIT_S32_LE)
731 
732 static struct snd_soc_dai_driver adau1361_dai_driver = {
733 	.name = "adau-hifi",
734 	.playback = {
735 		.stream_name = "Playback",
736 		.channels_min = 2,
737 		.channels_max = 4,
738 		.rates = SNDRV_PCM_RATE_8000_96000,
739 		.formats = ADAU1761_FORMATS,
740 	},
741 	.capture = {
742 		.stream_name = "Capture",
743 		.channels_min = 2,
744 		.channels_max = 4,
745 		.rates = SNDRV_PCM_RATE_8000_96000,
746 		.formats = ADAU1761_FORMATS,
747 	},
748 	.ops = &adau17x1_dai_ops,
749 };
750 
751 static struct snd_soc_dai_driver adau1761_dai_driver = {
752 	.name = "adau-hifi",
753 	.playback = {
754 		.stream_name = "Playback",
755 		.channels_min = 2,
756 		.channels_max = 8,
757 		.rates = SNDRV_PCM_RATE_8000_96000,
758 		.formats = ADAU1761_FORMATS,
759 	},
760 	.capture = {
761 		.stream_name = "Capture",
762 		.channels_min = 2,
763 		.channels_max = 8,
764 		.rates = SNDRV_PCM_RATE_8000_96000,
765 		.formats = ADAU1761_FORMATS,
766 	},
767 	.ops = &adau17x1_dai_ops,
768 };
769 
770 int adau1761_probe(struct device *dev, struct regmap *regmap,
771 	enum adau17x1_type type, void (*switch_mode)(struct device *dev))
772 {
773 	struct snd_soc_dai_driver *dai_drv;
774 	int ret;
775 
776 	ret = adau17x1_probe(dev, regmap, type, switch_mode);
777 	if (ret)
778 		return ret;
779 
780 	if (type == ADAU1361)
781 		dai_drv = &adau1361_dai_driver;
782 	else
783 		dai_drv = &adau1761_dai_driver;
784 
785 	return snd_soc_register_codec(dev, &adau1761_codec_driver, dai_drv, 1);
786 }
787 EXPORT_SYMBOL_GPL(adau1761_probe);
788 
789 const struct regmap_config adau1761_regmap_config = {
790 	.val_bits = 8,
791 	.reg_bits = 16,
792 	.max_register = 0x40fa,
793 	.reg_defaults = adau1761_reg_defaults,
794 	.num_reg_defaults = ARRAY_SIZE(adau1761_reg_defaults),
795 	.readable_reg = adau1761_readable_register,
796 	.volatile_reg = adau17x1_volatile_register,
797 	.cache_type = REGCACHE_RBTREE,
798 };
799 EXPORT_SYMBOL_GPL(adau1761_regmap_config);
800 
801 MODULE_DESCRIPTION("ASoC ADAU1361/ADAU1461/ADAU1761/ADAU1961 CODEC driver");
802 MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>");
803 MODULE_LICENSE("GPL");
804