1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3  * This driver supports the analog controls for the internal codec
4  * found in Allwinner's A64 SoC.
5  *
6  * Copyright (C) 2016 Chen-Yu Tsai <wens@csie.org>
7  * Copyright (C) 2017 Marcus Cooper <codekipper@gmail.com>
8  * Copyright (C) 2018 Vasily Khoruzhick <anarsoul@gmail.com>
9  *
10  * Based on sun8i-codec-analog.c
11  *
12  */
13 
14 #include <linux/io.h>
15 #include <linux/kernel.h>
16 #include <linux/module.h>
17 #include <linux/of.h>
18 #include <linux/of_device.h>
19 #include <linux/platform_device.h>
20 #include <linux/regmap.h>
21 
22 #include <sound/soc.h>
23 #include <sound/soc-dapm.h>
24 #include <sound/tlv.h>
25 
26 #include "sun8i-adda-pr-regmap.h"
27 
28 /* Codec analog control register offsets and bit fields */
29 #define SUN50I_ADDA_HP_CTRL		0x00
30 #define SUN50I_ADDA_HP_CTRL_PA_CLK_GATE		7
31 #define SUN50I_ADDA_HP_CTRL_HPPA_EN		6
32 #define SUN50I_ADDA_HP_CTRL_HPVOL		0
33 
34 #define SUN50I_ADDA_OL_MIX_CTRL		0x01
35 #define SUN50I_ADDA_OL_MIX_CTRL_MIC1		6
36 #define SUN50I_ADDA_OL_MIX_CTRL_MIC2		5
37 #define SUN50I_ADDA_OL_MIX_CTRL_PHONE		4
38 #define SUN50I_ADDA_OL_MIX_CTRL_PHONEN		3
39 #define SUN50I_ADDA_OL_MIX_CTRL_LINEINL		2
40 #define SUN50I_ADDA_OL_MIX_CTRL_DACL		1
41 #define SUN50I_ADDA_OL_MIX_CTRL_DACR		0
42 
43 #define SUN50I_ADDA_OR_MIX_CTRL		0x02
44 #define SUN50I_ADDA_OR_MIX_CTRL_MIC1		6
45 #define SUN50I_ADDA_OR_MIX_CTRL_MIC2		5
46 #define SUN50I_ADDA_OR_MIX_CTRL_PHONE		4
47 #define SUN50I_ADDA_OR_MIX_CTRL_PHONEP		3
48 #define SUN50I_ADDA_OR_MIX_CTRL_LINEINR		2
49 #define SUN50I_ADDA_OR_MIX_CTRL_DACR		1
50 #define SUN50I_ADDA_OR_MIX_CTRL_DACL		0
51 
52 #define SUN50I_ADDA_EARPIECE_CTRL0	0x03
53 #define SUN50I_ADDA_EARPIECE_CTRL0_EAR_RAMP_TIME	4
54 #define SUN50I_ADDA_EARPIECE_CTRL0_ESPSR		0
55 
56 #define SUN50I_ADDA_EARPIECE_CTRL1	0x04
57 #define SUN50I_ADDA_EARPIECE_CTRL1_ESPPA_EN	7
58 #define SUN50I_ADDA_EARPIECE_CTRL1_ESPPA_MUTE	6
59 #define SUN50I_ADDA_EARPIECE_CTRL1_ESP_VOL	0
60 
61 #define SUN50I_ADDA_LINEOUT_CTRL0	0x05
62 #define SUN50I_ADDA_LINEOUT_CTRL0_LEN		7
63 #define SUN50I_ADDA_LINEOUT_CTRL0_REN		6
64 #define SUN50I_ADDA_LINEOUT_CTRL0_LSRC_SEL	5
65 #define SUN50I_ADDA_LINEOUT_CTRL0_RSRC_SEL	4
66 
67 #define SUN50I_ADDA_LINEOUT_CTRL1	0x06
68 #define SUN50I_ADDA_LINEOUT_CTRL1_VOL		0
69 
70 #define SUN50I_ADDA_MIC1_CTRL		0x07
71 #define SUN50I_ADDA_MIC1_CTRL_MIC1G		4
72 #define SUN50I_ADDA_MIC1_CTRL_MIC1AMPEN		3
73 #define SUN50I_ADDA_MIC1_CTRL_MIC1BOOST		0
74 
75 #define SUN50I_ADDA_MIC2_CTRL		0x08
76 #define SUN50I_ADDA_MIC2_CTRL_MIC2G		4
77 #define SUN50I_ADDA_MIC2_CTRL_MIC2AMPEN		3
78 #define SUN50I_ADDA_MIC2_CTRL_MIC2BOOST		0
79 
80 #define SUN50I_ADDA_LINEIN_CTRL		0x09
81 #define SUN50I_ADDA_LINEIN_CTRL_LINEING		0
82 
83 #define SUN50I_ADDA_MIX_DAC_CTRL	0x0a
84 #define SUN50I_ADDA_MIX_DAC_CTRL_DACAREN	7
85 #define SUN50I_ADDA_MIX_DAC_CTRL_DACALEN	6
86 #define SUN50I_ADDA_MIX_DAC_CTRL_RMIXEN		5
87 #define SUN50I_ADDA_MIX_DAC_CTRL_LMIXEN		4
88 #define SUN50I_ADDA_MIX_DAC_CTRL_RHPPAMUTE	3
89 #define SUN50I_ADDA_MIX_DAC_CTRL_LHPPAMUTE	2
90 #define SUN50I_ADDA_MIX_DAC_CTRL_RHPIS		1
91 #define SUN50I_ADDA_MIX_DAC_CTRL_LHPIS		0
92 
93 #define SUN50I_ADDA_L_ADCMIX_SRC	0x0b
94 #define SUN50I_ADDA_L_ADCMIX_SRC_MIC1		6
95 #define SUN50I_ADDA_L_ADCMIX_SRC_MIC2		5
96 #define SUN50I_ADDA_L_ADCMIX_SRC_PHONE		4
97 #define SUN50I_ADDA_L_ADCMIX_SRC_PHONEN		3
98 #define SUN50I_ADDA_L_ADCMIX_SRC_LINEINL	2
99 #define SUN50I_ADDA_L_ADCMIX_SRC_OMIXRL		1
100 #define SUN50I_ADDA_L_ADCMIX_SRC_OMIXRR		0
101 
102 #define SUN50I_ADDA_R_ADCMIX_SRC	0x0c
103 #define SUN50I_ADDA_R_ADCMIX_SRC_MIC1		6
104 #define SUN50I_ADDA_R_ADCMIX_SRC_MIC2		5
105 #define SUN50I_ADDA_R_ADCMIX_SRC_PHONE		4
106 #define SUN50I_ADDA_R_ADCMIX_SRC_PHONEP		3
107 #define SUN50I_ADDA_R_ADCMIX_SRC_LINEINR	2
108 #define SUN50I_ADDA_R_ADCMIX_SRC_OMIXR		1
109 #define SUN50I_ADDA_R_ADCMIX_SRC_OMIXL		0
110 
111 #define SUN50I_ADDA_ADC_CTRL		0x0d
112 #define SUN50I_ADDA_ADC_CTRL_ADCREN		7
113 #define SUN50I_ADDA_ADC_CTRL_ADCLEN		6
114 #define SUN50I_ADDA_ADC_CTRL_ADCG		0
115 
116 #define SUN50I_ADDA_HS_MBIAS_CTRL	0x0e
117 #define SUN50I_ADDA_HS_MBIAS_CTRL_MMICBIASEN	7
118 
119 #define SUN50I_ADDA_JACK_MIC_CTRL	0x1d
120 #define SUN50I_ADDA_JACK_MIC_CTRL_HMICBIASEN	5
121 
122 /* mixer controls */
123 static const struct snd_kcontrol_new sun50i_a64_codec_mixer_controls[] = {
124 	SOC_DAPM_DOUBLE_R("Mic1 Playback Switch",
125 			  SUN50I_ADDA_OL_MIX_CTRL,
126 			  SUN50I_ADDA_OR_MIX_CTRL,
127 			  SUN50I_ADDA_OL_MIX_CTRL_MIC1, 1, 0),
128 	SOC_DAPM_DOUBLE_R("Mic2 Playback Switch",
129 			  SUN50I_ADDA_OL_MIX_CTRL,
130 			  SUN50I_ADDA_OR_MIX_CTRL,
131 			  SUN50I_ADDA_OL_MIX_CTRL_MIC2, 1, 0),
132 	SOC_DAPM_DOUBLE_R("Line In Playback Switch",
133 			  SUN50I_ADDA_OL_MIX_CTRL,
134 			  SUN50I_ADDA_OR_MIX_CTRL,
135 			  SUN50I_ADDA_OL_MIX_CTRL_LINEINL, 1, 0),
136 	SOC_DAPM_DOUBLE_R("DAC Playback Switch",
137 			  SUN50I_ADDA_OL_MIX_CTRL,
138 			  SUN50I_ADDA_OR_MIX_CTRL,
139 			  SUN50I_ADDA_OL_MIX_CTRL_DACL, 1, 0),
140 	SOC_DAPM_DOUBLE_R("DAC Reversed Playback Switch",
141 			  SUN50I_ADDA_OL_MIX_CTRL,
142 			  SUN50I_ADDA_OR_MIX_CTRL,
143 			  SUN50I_ADDA_OL_MIX_CTRL_DACR, 1, 0),
144 };
145 
146 /* ADC mixer controls */
147 static const struct snd_kcontrol_new sun50i_codec_adc_mixer_controls[] = {
148 	SOC_DAPM_DOUBLE_R("Mic1 Capture Switch",
149 			  SUN50I_ADDA_L_ADCMIX_SRC,
150 			  SUN50I_ADDA_R_ADCMIX_SRC,
151 			  SUN50I_ADDA_L_ADCMIX_SRC_MIC1, 1, 0),
152 	SOC_DAPM_DOUBLE_R("Mic2 Capture Switch",
153 			  SUN50I_ADDA_L_ADCMIX_SRC,
154 			  SUN50I_ADDA_R_ADCMIX_SRC,
155 			  SUN50I_ADDA_L_ADCMIX_SRC_MIC2, 1, 0),
156 	SOC_DAPM_DOUBLE_R("Line In Capture Switch",
157 			  SUN50I_ADDA_L_ADCMIX_SRC,
158 			  SUN50I_ADDA_R_ADCMIX_SRC,
159 			  SUN50I_ADDA_L_ADCMIX_SRC_LINEINL, 1, 0),
160 	SOC_DAPM_DOUBLE_R("Mixer Capture Switch",
161 			  SUN50I_ADDA_L_ADCMIX_SRC,
162 			  SUN50I_ADDA_R_ADCMIX_SRC,
163 			  SUN50I_ADDA_L_ADCMIX_SRC_OMIXRL, 1, 0),
164 	SOC_DAPM_DOUBLE_R("Mixer Reversed Capture Switch",
165 			  SUN50I_ADDA_L_ADCMIX_SRC,
166 			  SUN50I_ADDA_R_ADCMIX_SRC,
167 			  SUN50I_ADDA_L_ADCMIX_SRC_OMIXRR, 1, 0),
168 };
169 
170 static const DECLARE_TLV_DB_SCALE(sun50i_codec_out_mixer_pregain_scale,
171 				  -450, 150, 0);
172 static const DECLARE_TLV_DB_RANGE(sun50i_codec_mic_gain_scale,
173 	0, 0, TLV_DB_SCALE_ITEM(0, 0, 0),
174 	1, 7, TLV_DB_SCALE_ITEM(2400, 300, 0),
175 );
176 
177 static const DECLARE_TLV_DB_SCALE(sun50i_codec_hp_vol_scale, -6300, 100, 1);
178 
179 static const DECLARE_TLV_DB_RANGE(sun50i_codec_lineout_vol_scale,
180 	0, 1, TLV_DB_SCALE_ITEM(TLV_DB_GAIN_MUTE, 0, 1),
181 	2, 31, TLV_DB_SCALE_ITEM(-4350, 150, 0),
182 );
183 
184 static const DECLARE_TLV_DB_RANGE(sun50i_codec_earpiece_vol_scale,
185 	0, 1, TLV_DB_SCALE_ITEM(TLV_DB_GAIN_MUTE, 0, 1),
186 	2, 31, TLV_DB_SCALE_ITEM(-4350, 150, 0),
187 );
188 
189 /* volume / mute controls */
190 static const struct snd_kcontrol_new sun50i_a64_codec_controls[] = {
191 	SOC_SINGLE_TLV("Headphone Playback Volume",
192 		       SUN50I_ADDA_HP_CTRL,
193 		       SUN50I_ADDA_HP_CTRL_HPVOL, 0x3f, 0,
194 		       sun50i_codec_hp_vol_scale),
195 
196 	/* Mixer pre-gain */
197 	SOC_SINGLE_TLV("Mic1 Playback Volume", SUN50I_ADDA_MIC1_CTRL,
198 		       SUN50I_ADDA_MIC1_CTRL_MIC1G,
199 		       0x7, 0, sun50i_codec_out_mixer_pregain_scale),
200 
201 	/* Microphone Amp boost gain */
202 	SOC_SINGLE_TLV("Mic1 Boost Volume", SUN50I_ADDA_MIC1_CTRL,
203 		       SUN50I_ADDA_MIC1_CTRL_MIC1BOOST, 0x7, 0,
204 		       sun50i_codec_mic_gain_scale),
205 
206 	/* Mixer pre-gain */
207 	SOC_SINGLE_TLV("Mic2 Playback Volume",
208 		       SUN50I_ADDA_MIC2_CTRL, SUN50I_ADDA_MIC2_CTRL_MIC2G,
209 		       0x7, 0, sun50i_codec_out_mixer_pregain_scale),
210 
211 	/* Microphone Amp boost gain */
212 	SOC_SINGLE_TLV("Mic2 Boost Volume", SUN50I_ADDA_MIC2_CTRL,
213 		       SUN50I_ADDA_MIC2_CTRL_MIC2BOOST, 0x7, 0,
214 		       sun50i_codec_mic_gain_scale),
215 
216 	/* ADC */
217 	SOC_SINGLE_TLV("ADC Gain Capture Volume", SUN50I_ADDA_ADC_CTRL,
218 		       SUN50I_ADDA_ADC_CTRL_ADCG, 0x7, 0,
219 		       sun50i_codec_out_mixer_pregain_scale),
220 
221 	/* Mixer pre-gain */
222 	SOC_SINGLE_TLV("Line In Playback Volume", SUN50I_ADDA_LINEIN_CTRL,
223 		       SUN50I_ADDA_LINEIN_CTRL_LINEING,
224 		       0x7, 0, sun50i_codec_out_mixer_pregain_scale),
225 
226 	SOC_SINGLE_TLV("Line Out Playback Volume",
227 		       SUN50I_ADDA_LINEOUT_CTRL1,
228 		       SUN50I_ADDA_LINEOUT_CTRL1_VOL, 0x1f, 0,
229 		       sun50i_codec_lineout_vol_scale),
230 
231 	SOC_SINGLE_TLV("Earpiece Playback Volume",
232 		       SUN50I_ADDA_EARPIECE_CTRL1,
233 		       SUN50I_ADDA_EARPIECE_CTRL1_ESP_VOL, 0x1f, 0,
234 		       sun50i_codec_earpiece_vol_scale),
235 };
236 
237 static const char * const sun50i_codec_hp_src_enum_text[] = {
238 	"DAC", "Mixer",
239 };
240 
241 static SOC_ENUM_DOUBLE_DECL(sun50i_codec_hp_src_enum,
242 			    SUN50I_ADDA_MIX_DAC_CTRL,
243 			    SUN50I_ADDA_MIX_DAC_CTRL_LHPIS,
244 			    SUN50I_ADDA_MIX_DAC_CTRL_RHPIS,
245 			    sun50i_codec_hp_src_enum_text);
246 
247 static const struct snd_kcontrol_new sun50i_codec_hp_src[] = {
248 	SOC_DAPM_ENUM("Headphone Source Playback Route",
249 		      sun50i_codec_hp_src_enum),
250 };
251 
252 static const struct snd_kcontrol_new sun50i_codec_hp_switch =
253 	SOC_DAPM_DOUBLE("Headphone Playback Switch",
254 			SUN50I_ADDA_MIX_DAC_CTRL,
255 			SUN50I_ADDA_MIX_DAC_CTRL_LHPPAMUTE,
256 			SUN50I_ADDA_MIX_DAC_CTRL_RHPPAMUTE, 1, 0);
257 
258 static const char * const sun50i_codec_lineout_src_enum_text[] = {
259 	"Stereo", "Mono Differential",
260 };
261 
262 static SOC_ENUM_DOUBLE_DECL(sun50i_codec_lineout_src_enum,
263 			    SUN50I_ADDA_LINEOUT_CTRL0,
264 			    SUN50I_ADDA_LINEOUT_CTRL0_LSRC_SEL,
265 			    SUN50I_ADDA_LINEOUT_CTRL0_RSRC_SEL,
266 			    sun50i_codec_lineout_src_enum_text);
267 
268 static const struct snd_kcontrol_new sun50i_codec_lineout_src[] = {
269 	SOC_DAPM_ENUM("Line Out Source Playback Route",
270 		      sun50i_codec_lineout_src_enum),
271 };
272 
273 static const struct snd_kcontrol_new sun50i_codec_lineout_switch =
274 	SOC_DAPM_DOUBLE("Line Out Playback Switch",
275 			SUN50I_ADDA_LINEOUT_CTRL0,
276 			SUN50I_ADDA_LINEOUT_CTRL0_LEN,
277 			SUN50I_ADDA_LINEOUT_CTRL0_REN, 1, 0);
278 
279 static const char * const sun50i_codec_earpiece_src_enum_text[] = {
280 	"DACR", "DACL", "Right Mixer", "Left Mixer",
281 };
282 
283 static SOC_ENUM_SINGLE_DECL(sun50i_codec_earpiece_src_enum,
284 			    SUN50I_ADDA_EARPIECE_CTRL0,
285 			    SUN50I_ADDA_EARPIECE_CTRL0_ESPSR,
286 			    sun50i_codec_earpiece_src_enum_text);
287 
288 static const struct snd_kcontrol_new sun50i_codec_earpiece_src[] = {
289 	SOC_DAPM_ENUM("Earpiece Source Playback Route",
290 		      sun50i_codec_earpiece_src_enum),
291 };
292 
293 static const struct snd_kcontrol_new sun50i_codec_earpiece_switch[] = {
294 	SOC_DAPM_SINGLE("Earpiece Playback Switch",
295 			SUN50I_ADDA_EARPIECE_CTRL1,
296 			SUN50I_ADDA_EARPIECE_CTRL1_ESPPA_MUTE, 1, 0),
297 };
298 
299 static const struct snd_soc_dapm_widget sun50i_a64_codec_widgets[] = {
300 	/* DAC */
301 	SND_SOC_DAPM_DAC("Left DAC", NULL, SUN50I_ADDA_MIX_DAC_CTRL,
302 			 SUN50I_ADDA_MIX_DAC_CTRL_DACALEN, 0),
303 	SND_SOC_DAPM_DAC("Right DAC", NULL, SUN50I_ADDA_MIX_DAC_CTRL,
304 			 SUN50I_ADDA_MIX_DAC_CTRL_DACAREN, 0),
305 	/* ADC */
306 	SND_SOC_DAPM_ADC("Left ADC", NULL, SUN50I_ADDA_ADC_CTRL,
307 			 SUN50I_ADDA_ADC_CTRL_ADCLEN, 0),
308 	SND_SOC_DAPM_ADC("Right ADC", NULL, SUN50I_ADDA_ADC_CTRL,
309 			 SUN50I_ADDA_ADC_CTRL_ADCREN, 0),
310 	/*
311 	 * Due to this component and the codec belonging to separate DAPM
312 	 * contexts, we need to manually link the above widgets to their
313 	 * stream widgets at the card level.
314 	 */
315 
316 	SND_SOC_DAPM_REGULATOR_SUPPLY("cpvdd", 0, 0),
317 	SND_SOC_DAPM_MUX("Left Headphone Source",
318 			 SND_SOC_NOPM, 0, 0, sun50i_codec_hp_src),
319 	SND_SOC_DAPM_MUX("Right Headphone Source",
320 			 SND_SOC_NOPM, 0, 0, sun50i_codec_hp_src),
321 	SND_SOC_DAPM_SWITCH("Left Headphone Switch",
322 			    SND_SOC_NOPM, 0, 0, &sun50i_codec_hp_switch),
323 	SND_SOC_DAPM_SWITCH("Right Headphone Switch",
324 			    SND_SOC_NOPM, 0, 0, &sun50i_codec_hp_switch),
325 	SND_SOC_DAPM_OUT_DRV("Left Headphone Amp",
326 			     SND_SOC_NOPM, 0, 0, NULL, 0),
327 	SND_SOC_DAPM_OUT_DRV("Right Headphone Amp",
328 			     SND_SOC_NOPM, 0, 0, NULL, 0),
329 	SND_SOC_DAPM_SUPPLY("Headphone Amp", SUN50I_ADDA_HP_CTRL,
330 			     SUN50I_ADDA_HP_CTRL_HPPA_EN, 0, NULL, 0),
331 	SND_SOC_DAPM_OUTPUT("HP"),
332 
333 	SND_SOC_DAPM_MUX("Left Line Out Source",
334 			 SND_SOC_NOPM, 0, 0, sun50i_codec_lineout_src),
335 	SND_SOC_DAPM_MUX("Right Line Out Source",
336 			 SND_SOC_NOPM, 0, 0, sun50i_codec_lineout_src),
337 	SND_SOC_DAPM_SWITCH("Left Line Out Switch",
338 			    SND_SOC_NOPM, 0, 0, &sun50i_codec_lineout_switch),
339 	SND_SOC_DAPM_SWITCH("Right Line Out Switch",
340 			    SND_SOC_NOPM, 0, 0, &sun50i_codec_lineout_switch),
341 	SND_SOC_DAPM_OUTPUT("LINEOUT"),
342 
343 	SND_SOC_DAPM_MUX("Earpiece Source Playback Route",
344 			 SND_SOC_NOPM, 0, 0, sun50i_codec_earpiece_src),
345 	SOC_MIXER_NAMED_CTL_ARRAY("Earpiece Switch",
346 				  SND_SOC_NOPM, 0, 0,
347 				  sun50i_codec_earpiece_switch),
348 	SND_SOC_DAPM_OUT_DRV("Earpiece Amp", SUN50I_ADDA_EARPIECE_CTRL1,
349 			     SUN50I_ADDA_EARPIECE_CTRL1_ESPPA_EN, 0, NULL, 0),
350 	SND_SOC_DAPM_OUTPUT("EARPIECE"),
351 
352 	/* Microphone inputs */
353 	SND_SOC_DAPM_INPUT("MIC1"),
354 
355 	/* Microphone Bias */
356 	SND_SOC_DAPM_SUPPLY("MBIAS", SUN50I_ADDA_HS_MBIAS_CTRL,
357 			    SUN50I_ADDA_HS_MBIAS_CTRL_MMICBIASEN,
358 			    0, NULL, 0),
359 
360 	/* Mic input path */
361 	SND_SOC_DAPM_PGA("Mic1 Amplifier", SUN50I_ADDA_MIC1_CTRL,
362 			 SUN50I_ADDA_MIC1_CTRL_MIC1AMPEN, 0, NULL, 0),
363 
364 	/* Microphone input */
365 	SND_SOC_DAPM_INPUT("MIC2"),
366 
367 	/* Microphone Bias */
368 	SND_SOC_DAPM_SUPPLY("HBIAS", SUN50I_ADDA_JACK_MIC_CTRL,
369 			    SUN50I_ADDA_JACK_MIC_CTRL_HMICBIASEN,
370 			    0, NULL, 0),
371 
372 	/* Mic input path */
373 	SND_SOC_DAPM_PGA("Mic2 Amplifier", SUN50I_ADDA_MIC2_CTRL,
374 			 SUN50I_ADDA_MIC2_CTRL_MIC2AMPEN, 0, NULL, 0),
375 
376 	/* Line input */
377 	SND_SOC_DAPM_INPUT("LINEIN"),
378 
379 	/* Mixers */
380 	SND_SOC_DAPM_MIXER("Left Mixer", SUN50I_ADDA_MIX_DAC_CTRL,
381 			   SUN50I_ADDA_MIX_DAC_CTRL_LMIXEN, 0,
382 			   sun50i_a64_codec_mixer_controls,
383 			   ARRAY_SIZE(sun50i_a64_codec_mixer_controls)),
384 	SND_SOC_DAPM_MIXER("Right Mixer", SUN50I_ADDA_MIX_DAC_CTRL,
385 			   SUN50I_ADDA_MIX_DAC_CTRL_RMIXEN, 0,
386 			   sun50i_a64_codec_mixer_controls,
387 			   ARRAY_SIZE(sun50i_a64_codec_mixer_controls)),
388 	SND_SOC_DAPM_MIXER("Left ADC Mixer", SND_SOC_NOPM, 0, 0,
389 			   sun50i_codec_adc_mixer_controls,
390 			   ARRAY_SIZE(sun50i_codec_adc_mixer_controls)),
391 	SND_SOC_DAPM_MIXER("Right ADC Mixer", SND_SOC_NOPM, 0, 0,
392 			   sun50i_codec_adc_mixer_controls,
393 			   ARRAY_SIZE(sun50i_codec_adc_mixer_controls)),
394 };
395 
396 static const struct snd_soc_dapm_route sun50i_a64_codec_routes[] = {
397 	/* Left Mixer Routes */
398 	{ "Left Mixer", "Mic1 Playback Switch", "Mic1 Amplifier" },
399 	{ "Left Mixer", "Mic2 Playback Switch", "Mic2 Amplifier" },
400 	{ "Left Mixer", "Line In Playback Switch", "LINEIN" },
401 	{ "Left Mixer", "DAC Playback Switch", "Left DAC" },
402 	{ "Left Mixer", "DAC Reversed Playback Switch", "Right DAC" },
403 
404 	/* Right Mixer Routes */
405 	{ "Right Mixer", "Mic1 Playback Switch", "Mic1 Amplifier" },
406 	{ "Right Mixer", "Mic2 Playback Switch", "Mic2 Amplifier" },
407 	{ "Right Mixer", "Line In Playback Switch", "LINEIN" },
408 	{ "Right Mixer", "DAC Playback Switch", "Right DAC" },
409 	{ "Right Mixer", "DAC Reversed Playback Switch", "Left DAC" },
410 
411 	/* Left ADC Mixer Routes */
412 	{ "Left ADC Mixer", "Mic1 Capture Switch", "Mic1 Amplifier" },
413 	{ "Left ADC Mixer", "Mic2 Capture Switch", "Mic2 Amplifier" },
414 	{ "Left ADC Mixer", "Line In Capture Switch", "LINEIN" },
415 	{ "Left ADC Mixer", "Mixer Capture Switch", "Left Mixer" },
416 	{ "Left ADC Mixer", "Mixer Reversed Capture Switch", "Right Mixer" },
417 
418 	/* Right ADC Mixer Routes */
419 	{ "Right ADC Mixer", "Mic1 Capture Switch", "Mic1 Amplifier" },
420 	{ "Right ADC Mixer", "Mic2 Capture Switch", "Mic2 Amplifier" },
421 	{ "Right ADC Mixer", "Line In Capture Switch", "LINEIN" },
422 	{ "Right ADC Mixer", "Mixer Capture Switch", "Right Mixer" },
423 	{ "Right ADC Mixer", "Mixer Reversed Capture Switch", "Left Mixer" },
424 
425 	/* ADC Routes */
426 	{ "Left ADC", NULL, "Left ADC Mixer" },
427 	{ "Right ADC", NULL, "Right ADC Mixer" },
428 
429 	/* Headphone Routes */
430 	{ "Left Headphone Source", "DAC", "Left DAC" },
431 	{ "Left Headphone Source", "Mixer", "Left Mixer" },
432 	{ "Left Headphone Switch", "Headphone Playback Switch", "Left Headphone Source" },
433 	{ "Left Headphone Amp", NULL, "Left Headphone Switch" },
434 	{ "Left Headphone Amp", NULL, "Headphone Amp" },
435 	{ "HP", NULL, "Left Headphone Amp" },
436 
437 	{ "Right Headphone Source", "DAC", "Right DAC" },
438 	{ "Right Headphone Source", "Mixer", "Right Mixer" },
439 	{ "Right Headphone Switch", "Headphone Playback Switch", "Right Headphone Source" },
440 	{ "Right Headphone Amp", NULL, "Right Headphone Switch" },
441 	{ "Right Headphone Amp", NULL, "Headphone Amp" },
442 	{ "HP", NULL, "Right Headphone Amp" },
443 
444 	{ "Headphone Amp", NULL, "cpvdd" },
445 
446 	/* Microphone Routes */
447 	{ "Mic1 Amplifier", NULL, "MIC1"},
448 
449 	/* Microphone Routes */
450 	{ "Mic2 Amplifier", NULL, "MIC2"},
451 
452 	/* Line-out Routes */
453 	{ "Left Line Out Source", "Stereo", "Left Mixer" },
454 	{ "Left Line Out Source", "Mono Differential", "Left Mixer" },
455 	{ "Left Line Out Source", "Mono Differential", "Right Mixer" },
456 	{ "Left Line Out Switch", "Line Out Playback Switch", "Left Line Out Source" },
457 	{ "LINEOUT", NULL, "Left Line Out Switch" },
458 
459 	{ "Right Line Out Switch", "Line Out Playback Switch", "Right Mixer" },
460 	{ "Right Line Out Source", "Stereo", "Right Line Out Switch" },
461 	{ "Right Line Out Source", "Mono Differential", "Left Line Out Switch" },
462 	{ "LINEOUT", NULL, "Right Line Out Source" },
463 
464 	/* Earpiece Routes */
465 	{ "Earpiece Source Playback Route", "DACL", "Left DAC" },
466 	{ "Earpiece Source Playback Route", "DACR", "Right DAC" },
467 	{ "Earpiece Source Playback Route", "Left Mixer", "Left Mixer" },
468 	{ "Earpiece Source Playback Route", "Right Mixer", "Right Mixer" },
469 	{ "Earpiece Switch", "Earpiece Playback Switch", "Earpiece Source Playback Route" },
470 	{ "Earpiece Amp", NULL, "Earpiece Switch" },
471 	{ "EARPIECE", NULL, "Earpiece Amp" },
472 };
473 
474 static int sun50i_a64_codec_suspend(struct snd_soc_component *component)
475 {
476 	return regmap_update_bits(component->regmap, SUN50I_ADDA_HP_CTRL,
477 				  BIT(SUN50I_ADDA_HP_CTRL_PA_CLK_GATE),
478 				  BIT(SUN50I_ADDA_HP_CTRL_PA_CLK_GATE));
479 }
480 
481 static int sun50i_a64_codec_resume(struct snd_soc_component *component)
482 {
483 	return regmap_update_bits(component->regmap, SUN50I_ADDA_HP_CTRL,
484 				  BIT(SUN50I_ADDA_HP_CTRL_PA_CLK_GATE), 0);
485 }
486 
487 static const struct snd_soc_component_driver sun50i_codec_analog_cmpnt_drv = {
488 	.controls		= sun50i_a64_codec_controls,
489 	.num_controls		= ARRAY_SIZE(sun50i_a64_codec_controls),
490 	.dapm_widgets		= sun50i_a64_codec_widgets,
491 	.num_dapm_widgets	= ARRAY_SIZE(sun50i_a64_codec_widgets),
492 	.dapm_routes		= sun50i_a64_codec_routes,
493 	.num_dapm_routes	= ARRAY_SIZE(sun50i_a64_codec_routes),
494 	.suspend		= sun50i_a64_codec_suspend,
495 	.resume			= sun50i_a64_codec_resume,
496 };
497 
498 static const struct of_device_id sun50i_codec_analog_of_match[] = {
499 	{
500 		.compatible = "allwinner,sun50i-a64-codec-analog",
501 	},
502 	{}
503 };
504 MODULE_DEVICE_TABLE(of, sun50i_codec_analog_of_match);
505 
506 static int sun50i_codec_analog_probe(struct platform_device *pdev)
507 {
508 	struct regmap *regmap;
509 	void __iomem *base;
510 
511 	base = devm_platform_ioremap_resource(pdev, 0);
512 	if (IS_ERR(base)) {
513 		dev_err(&pdev->dev, "Failed to map the registers\n");
514 		return PTR_ERR(base);
515 	}
516 
517 	regmap = sun8i_adda_pr_regmap_init(&pdev->dev, base);
518 	if (IS_ERR(regmap)) {
519 		dev_err(&pdev->dev, "Failed to create regmap\n");
520 		return PTR_ERR(regmap);
521 	}
522 
523 	return devm_snd_soc_register_component(&pdev->dev,
524 					       &sun50i_codec_analog_cmpnt_drv,
525 					       NULL, 0);
526 }
527 
528 static struct platform_driver sun50i_codec_analog_driver = {
529 	.driver = {
530 		.name = "sun50i-codec-analog",
531 		.of_match_table = sun50i_codec_analog_of_match,
532 	},
533 	.probe = sun50i_codec_analog_probe,
534 };
535 module_platform_driver(sun50i_codec_analog_driver);
536 
537 MODULE_DESCRIPTION("Allwinner internal codec analog controls driver for A64");
538 MODULE_AUTHOR("Vasily Khoruzhick <anarsoul@gmail.com>");
539 MODULE_LICENSE("GPL");
540 MODULE_ALIAS("platform:sun50i-codec-analog");
541