xref: /linux/sound/soc/sunxi/sun50i-codec-analog.c (revision fab183d632628381b466a41479489541ac0e29a0)
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/platform_device.h>
18 #include <linux/regmap.h>
19 
20 #include <sound/soc.h>
21 #include <sound/soc-dapm.h>
22 #include <sound/tlv.h>
23 
24 #include "sun8i-adda-pr-regmap.h"
25 
26 /* Codec analog control register offsets and bit fields */
27 #define SUN50I_ADDA_HP_CTRL		0x00
28 #define SUN50I_ADDA_HP_CTRL_PA_CLK_GATE		7
29 #define SUN50I_ADDA_HP_CTRL_HPPA_EN		6
30 #define SUN50I_ADDA_HP_CTRL_HPVOL		0
31 
32 #define SUN50I_ADDA_OL_MIX_CTRL		0x01
33 #define SUN50I_ADDA_OL_MIX_CTRL_MIC1		6
34 #define SUN50I_ADDA_OL_MIX_CTRL_MIC2		5
35 #define SUN50I_ADDA_OL_MIX_CTRL_PHONE		4
36 #define SUN50I_ADDA_OL_MIX_CTRL_PHONEN		3
37 #define SUN50I_ADDA_OL_MIX_CTRL_LINEINL		2
38 #define SUN50I_ADDA_OL_MIX_CTRL_DACL		1
39 #define SUN50I_ADDA_OL_MIX_CTRL_DACR		0
40 
41 #define SUN50I_ADDA_OR_MIX_CTRL		0x02
42 #define SUN50I_ADDA_OR_MIX_CTRL_MIC1		6
43 #define SUN50I_ADDA_OR_MIX_CTRL_MIC2		5
44 #define SUN50I_ADDA_OR_MIX_CTRL_PHONE		4
45 #define SUN50I_ADDA_OR_MIX_CTRL_PHONEP		3
46 #define SUN50I_ADDA_OR_MIX_CTRL_LINEINR		2
47 #define SUN50I_ADDA_OR_MIX_CTRL_DACR		1
48 #define SUN50I_ADDA_OR_MIX_CTRL_DACL		0
49 
50 #define SUN50I_ADDA_EARPIECE_CTRL0	0x03
51 #define SUN50I_ADDA_EARPIECE_CTRL0_EAR_RAMP_TIME	4
52 #define SUN50I_ADDA_EARPIECE_CTRL0_ESPSR		0
53 
54 #define SUN50I_ADDA_EARPIECE_CTRL1	0x04
55 #define SUN50I_ADDA_EARPIECE_CTRL1_ESPPA_EN	7
56 #define SUN50I_ADDA_EARPIECE_CTRL1_ESPPA_MUTE	6
57 #define SUN50I_ADDA_EARPIECE_CTRL1_ESP_VOL	0
58 
59 #define SUN50I_ADDA_LINEOUT_CTRL0	0x05
60 #define SUN50I_ADDA_LINEOUT_CTRL0_LEN		7
61 #define SUN50I_ADDA_LINEOUT_CTRL0_REN		6
62 #define SUN50I_ADDA_LINEOUT_CTRL0_LSRC_SEL	5
63 #define SUN50I_ADDA_LINEOUT_CTRL0_RSRC_SEL	4
64 
65 #define SUN50I_ADDA_LINEOUT_CTRL1	0x06
66 #define SUN50I_ADDA_LINEOUT_CTRL1_VOL		0
67 
68 #define SUN50I_ADDA_MIC1_CTRL		0x07
69 #define SUN50I_ADDA_MIC1_CTRL_MIC1G		4
70 #define SUN50I_ADDA_MIC1_CTRL_MIC1AMPEN		3
71 #define SUN50I_ADDA_MIC1_CTRL_MIC1BOOST		0
72 
73 #define SUN50I_ADDA_MIC2_CTRL		0x08
74 #define SUN50I_ADDA_MIC2_CTRL_MIC2G		4
75 #define SUN50I_ADDA_MIC2_CTRL_MIC2AMPEN		3
76 #define SUN50I_ADDA_MIC2_CTRL_MIC2BOOST		0
77 
78 #define SUN50I_ADDA_LINEIN_CTRL		0x09
79 #define SUN50I_ADDA_LINEIN_CTRL_LINEING		0
80 
81 #define SUN50I_ADDA_MIX_DAC_CTRL	0x0a
82 #define SUN50I_ADDA_MIX_DAC_CTRL_DACAREN	7
83 #define SUN50I_ADDA_MIX_DAC_CTRL_DACALEN	6
84 #define SUN50I_ADDA_MIX_DAC_CTRL_RMIXEN		5
85 #define SUN50I_ADDA_MIX_DAC_CTRL_LMIXEN		4
86 #define SUN50I_ADDA_MIX_DAC_CTRL_RHPPAMUTE	3
87 #define SUN50I_ADDA_MIX_DAC_CTRL_LHPPAMUTE	2
88 #define SUN50I_ADDA_MIX_DAC_CTRL_RHPIS		1
89 #define SUN50I_ADDA_MIX_DAC_CTRL_LHPIS		0
90 
91 #define SUN50I_ADDA_L_ADCMIX_SRC	0x0b
92 #define SUN50I_ADDA_L_ADCMIX_SRC_MIC1		6
93 #define SUN50I_ADDA_L_ADCMIX_SRC_MIC2		5
94 #define SUN50I_ADDA_L_ADCMIX_SRC_PHONE		4
95 #define SUN50I_ADDA_L_ADCMIX_SRC_PHONEN		3
96 #define SUN50I_ADDA_L_ADCMIX_SRC_LINEINL	2
97 #define SUN50I_ADDA_L_ADCMIX_SRC_OMIXRL		1
98 #define SUN50I_ADDA_L_ADCMIX_SRC_OMIXRR		0
99 
100 #define SUN50I_ADDA_R_ADCMIX_SRC	0x0c
101 #define SUN50I_ADDA_R_ADCMIX_SRC_MIC1		6
102 #define SUN50I_ADDA_R_ADCMIX_SRC_MIC2		5
103 #define SUN50I_ADDA_R_ADCMIX_SRC_PHONE		4
104 #define SUN50I_ADDA_R_ADCMIX_SRC_PHONEP		3
105 #define SUN50I_ADDA_R_ADCMIX_SRC_LINEINR	2
106 #define SUN50I_ADDA_R_ADCMIX_SRC_OMIXR		1
107 #define SUN50I_ADDA_R_ADCMIX_SRC_OMIXL		0
108 
109 #define SUN50I_ADDA_ADC_CTRL		0x0d
110 #define SUN50I_ADDA_ADC_CTRL_ADCREN		7
111 #define SUN50I_ADDA_ADC_CTRL_ADCLEN		6
112 #define SUN50I_ADDA_ADC_CTRL_ADCG		0
113 
114 #define SUN50I_ADDA_HS_MBIAS_CTRL	0x0e
115 #define SUN50I_ADDA_HS_MBIAS_CTRL_MMICBIASEN	7
116 
117 #define SUN50I_ADDA_MDET_CTRL		0x1c
118 #define SUN50I_ADDA_MDET_CTRL_SELDETADC_FS	4
119 #define SUN50I_ADDA_MDET_CTRL_SELDETADC_DB	2
120 #define SUN50I_ADDA_MDET_CTRL_SELDETADC_BF	0
121 
122 #define SUN50I_ADDA_JACK_MIC_CTRL	0x1d
123 #define SUN50I_ADDA_JACK_MIC_CTRL_JACKDETEN	7
124 #define SUN50I_ADDA_JACK_MIC_CTRL_INNERRESEN	6
125 #define SUN50I_ADDA_JACK_MIC_CTRL_HMICBIASEN	5
126 #define SUN50I_ADDA_JACK_MIC_CTRL_MICADCEN	4
127 
128 /* mixer controls */
129 static const struct snd_kcontrol_new sun50i_a64_codec_mixer_controls[] = {
130 	SOC_DAPM_DOUBLE_R("Mic1 Playback Switch",
131 			  SUN50I_ADDA_OL_MIX_CTRL,
132 			  SUN50I_ADDA_OR_MIX_CTRL,
133 			  SUN50I_ADDA_OL_MIX_CTRL_MIC1, 1, 0),
134 	SOC_DAPM_DOUBLE_R("Mic2 Playback Switch",
135 			  SUN50I_ADDA_OL_MIX_CTRL,
136 			  SUN50I_ADDA_OR_MIX_CTRL,
137 			  SUN50I_ADDA_OL_MIX_CTRL_MIC2, 1, 0),
138 	SOC_DAPM_DOUBLE_R("Line In Playback Switch",
139 			  SUN50I_ADDA_OL_MIX_CTRL,
140 			  SUN50I_ADDA_OR_MIX_CTRL,
141 			  SUN50I_ADDA_OL_MIX_CTRL_LINEINL, 1, 0),
142 	SOC_DAPM_DOUBLE_R("DAC Playback Switch",
143 			  SUN50I_ADDA_OL_MIX_CTRL,
144 			  SUN50I_ADDA_OR_MIX_CTRL,
145 			  SUN50I_ADDA_OL_MIX_CTRL_DACL, 1, 0),
146 	SOC_DAPM_DOUBLE_R("DAC Reversed Playback Switch",
147 			  SUN50I_ADDA_OL_MIX_CTRL,
148 			  SUN50I_ADDA_OR_MIX_CTRL,
149 			  SUN50I_ADDA_OL_MIX_CTRL_DACR, 1, 0),
150 };
151 
152 /* ADC mixer controls */
153 static const struct snd_kcontrol_new sun50i_codec_adc_mixer_controls[] = {
154 	SOC_DAPM_DOUBLE_R("Mic1 Capture Switch",
155 			  SUN50I_ADDA_L_ADCMIX_SRC,
156 			  SUN50I_ADDA_R_ADCMIX_SRC,
157 			  SUN50I_ADDA_L_ADCMIX_SRC_MIC1, 1, 0),
158 	SOC_DAPM_DOUBLE_R("Mic2 Capture Switch",
159 			  SUN50I_ADDA_L_ADCMIX_SRC,
160 			  SUN50I_ADDA_R_ADCMIX_SRC,
161 			  SUN50I_ADDA_L_ADCMIX_SRC_MIC2, 1, 0),
162 	SOC_DAPM_DOUBLE_R("Line In Capture Switch",
163 			  SUN50I_ADDA_L_ADCMIX_SRC,
164 			  SUN50I_ADDA_R_ADCMIX_SRC,
165 			  SUN50I_ADDA_L_ADCMIX_SRC_LINEINL, 1, 0),
166 	SOC_DAPM_DOUBLE_R("Mixer Capture Switch",
167 			  SUN50I_ADDA_L_ADCMIX_SRC,
168 			  SUN50I_ADDA_R_ADCMIX_SRC,
169 			  SUN50I_ADDA_L_ADCMIX_SRC_OMIXRL, 1, 0),
170 	SOC_DAPM_DOUBLE_R("Mixer Reversed Capture Switch",
171 			  SUN50I_ADDA_L_ADCMIX_SRC,
172 			  SUN50I_ADDA_R_ADCMIX_SRC,
173 			  SUN50I_ADDA_L_ADCMIX_SRC_OMIXRR, 1, 0),
174 };
175 
176 static const DECLARE_TLV_DB_SCALE(sun50i_codec_out_mixer_pregain_scale,
177 				  -450, 150, 0);
178 static const DECLARE_TLV_DB_RANGE(sun50i_codec_mic_gain_scale,
179 	0, 0, TLV_DB_SCALE_ITEM(0, 0, 0),
180 	1, 7, TLV_DB_SCALE_ITEM(2400, 300, 0),
181 );
182 
183 static const DECLARE_TLV_DB_SCALE(sun50i_codec_hp_vol_scale, -6300, 100, 1);
184 
185 static const DECLARE_TLV_DB_RANGE(sun50i_codec_lineout_vol_scale,
186 	0, 1, TLV_DB_SCALE_ITEM(TLV_DB_GAIN_MUTE, 0, 1),
187 	2, 31, TLV_DB_SCALE_ITEM(-4350, 150, 0),
188 );
189 
190 static const DECLARE_TLV_DB_RANGE(sun50i_codec_earpiece_vol_scale,
191 	0, 1, TLV_DB_SCALE_ITEM(TLV_DB_GAIN_MUTE, 0, 1),
192 	2, 31, TLV_DB_SCALE_ITEM(-4350, 150, 0),
193 );
194 
195 /* volume / mute controls */
196 static const struct snd_kcontrol_new sun50i_a64_codec_controls[] = {
197 	SOC_SINGLE_TLV("Headphone Playback Volume",
198 		       SUN50I_ADDA_HP_CTRL,
199 		       SUN50I_ADDA_HP_CTRL_HPVOL, 0x3f, 0,
200 		       sun50i_codec_hp_vol_scale),
201 
202 	/* Mixer pre-gain */
203 	SOC_SINGLE_TLV("Mic1 Playback Volume", SUN50I_ADDA_MIC1_CTRL,
204 		       SUN50I_ADDA_MIC1_CTRL_MIC1G,
205 		       0x7, 0, sun50i_codec_out_mixer_pregain_scale),
206 
207 	/* Microphone Amp boost gain */
208 	SOC_SINGLE_TLV("Mic1 Boost Volume", SUN50I_ADDA_MIC1_CTRL,
209 		       SUN50I_ADDA_MIC1_CTRL_MIC1BOOST, 0x7, 0,
210 		       sun50i_codec_mic_gain_scale),
211 
212 	/* Mixer pre-gain */
213 	SOC_SINGLE_TLV("Mic2 Playback Volume",
214 		       SUN50I_ADDA_MIC2_CTRL, SUN50I_ADDA_MIC2_CTRL_MIC2G,
215 		       0x7, 0, sun50i_codec_out_mixer_pregain_scale),
216 
217 	/* Microphone Amp boost gain */
218 	SOC_SINGLE_TLV("Mic2 Boost Volume", SUN50I_ADDA_MIC2_CTRL,
219 		       SUN50I_ADDA_MIC2_CTRL_MIC2BOOST, 0x7, 0,
220 		       sun50i_codec_mic_gain_scale),
221 
222 	/* ADC */
223 	SOC_SINGLE_TLV("ADC Gain Capture Volume", SUN50I_ADDA_ADC_CTRL,
224 		       SUN50I_ADDA_ADC_CTRL_ADCG, 0x7, 0,
225 		       sun50i_codec_out_mixer_pregain_scale),
226 
227 	/* Mixer pre-gain */
228 	SOC_SINGLE_TLV("Line In Playback Volume", SUN50I_ADDA_LINEIN_CTRL,
229 		       SUN50I_ADDA_LINEIN_CTRL_LINEING,
230 		       0x7, 0, sun50i_codec_out_mixer_pregain_scale),
231 
232 	SOC_SINGLE_TLV("Line Out Playback Volume",
233 		       SUN50I_ADDA_LINEOUT_CTRL1,
234 		       SUN50I_ADDA_LINEOUT_CTRL1_VOL, 0x1f, 0,
235 		       sun50i_codec_lineout_vol_scale),
236 
237 	SOC_SINGLE_TLV("Earpiece Playback Volume",
238 		       SUN50I_ADDA_EARPIECE_CTRL1,
239 		       SUN50I_ADDA_EARPIECE_CTRL1_ESP_VOL, 0x1f, 0,
240 		       sun50i_codec_earpiece_vol_scale),
241 };
242 
243 static const char * const sun50i_codec_hp_src_enum_text[] = {
244 	"DAC", "Mixer",
245 };
246 
247 static SOC_ENUM_DOUBLE_DECL(sun50i_codec_hp_src_enum,
248 			    SUN50I_ADDA_MIX_DAC_CTRL,
249 			    SUN50I_ADDA_MIX_DAC_CTRL_LHPIS,
250 			    SUN50I_ADDA_MIX_DAC_CTRL_RHPIS,
251 			    sun50i_codec_hp_src_enum_text);
252 
253 static const struct snd_kcontrol_new sun50i_codec_hp_src[] = {
254 	SOC_DAPM_ENUM("Headphone Source Playback Route",
255 		      sun50i_codec_hp_src_enum),
256 };
257 
258 static const struct snd_kcontrol_new sun50i_codec_hp_switch =
259 	SOC_DAPM_DOUBLE("Headphone Playback Switch",
260 			SUN50I_ADDA_MIX_DAC_CTRL,
261 			SUN50I_ADDA_MIX_DAC_CTRL_LHPPAMUTE,
262 			SUN50I_ADDA_MIX_DAC_CTRL_RHPPAMUTE, 1, 0);
263 
264 static const char * const sun50i_codec_lineout_src_enum_text[] = {
265 	"Stereo", "Mono Differential",
266 };
267 
268 static SOC_ENUM_DOUBLE_DECL(sun50i_codec_lineout_src_enum,
269 			    SUN50I_ADDA_LINEOUT_CTRL0,
270 			    SUN50I_ADDA_LINEOUT_CTRL0_LSRC_SEL,
271 			    SUN50I_ADDA_LINEOUT_CTRL0_RSRC_SEL,
272 			    sun50i_codec_lineout_src_enum_text);
273 
274 static const struct snd_kcontrol_new sun50i_codec_lineout_src[] = {
275 	SOC_DAPM_ENUM("Line Out Source Playback Route",
276 		      sun50i_codec_lineout_src_enum),
277 };
278 
279 static const struct snd_kcontrol_new sun50i_codec_lineout_switch =
280 	SOC_DAPM_DOUBLE("Line Out Playback Switch",
281 			SUN50I_ADDA_LINEOUT_CTRL0,
282 			SUN50I_ADDA_LINEOUT_CTRL0_LEN,
283 			SUN50I_ADDA_LINEOUT_CTRL0_REN, 1, 0);
284 
285 static const char * const sun50i_codec_earpiece_src_enum_text[] = {
286 	"DACR", "DACL", "Right Mixer", "Left Mixer",
287 };
288 
289 static SOC_ENUM_SINGLE_DECL(sun50i_codec_earpiece_src_enum,
290 			    SUN50I_ADDA_EARPIECE_CTRL0,
291 			    SUN50I_ADDA_EARPIECE_CTRL0_ESPSR,
292 			    sun50i_codec_earpiece_src_enum_text);
293 
294 static const struct snd_kcontrol_new sun50i_codec_earpiece_src[] = {
295 	SOC_DAPM_ENUM("Earpiece Source Playback Route",
296 		      sun50i_codec_earpiece_src_enum),
297 };
298 
299 static const struct snd_kcontrol_new sun50i_codec_earpiece_switch[] = {
300 	SOC_DAPM_SINGLE("Earpiece Playback Switch",
301 			SUN50I_ADDA_EARPIECE_CTRL1,
302 			SUN50I_ADDA_EARPIECE_CTRL1_ESPPA_MUTE, 1, 0),
303 };
304 
sun50i_codec_hbias_event(struct snd_soc_dapm_widget * w,struct snd_kcontrol * kcontrol,int event)305 static int sun50i_codec_hbias_event(struct snd_soc_dapm_widget *w,
306 				    struct snd_kcontrol *kcontrol, int event)
307 {
308 	struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
309 	u32 value = !!SND_SOC_DAPM_EVENT_ON(event);
310 
311 	regmap_update_bits(component->regmap, SUN50I_ADDA_JACK_MIC_CTRL,
312 			   BIT(SUN50I_ADDA_JACK_MIC_CTRL_MICADCEN),
313 			   value << SUN50I_ADDA_JACK_MIC_CTRL_MICADCEN);
314 
315 	return 0;
316 }
317 
318 static const struct snd_soc_dapm_widget sun50i_a64_codec_widgets[] = {
319 	/* DAC */
320 	SND_SOC_DAPM_DAC("Left DAC", NULL, SUN50I_ADDA_MIX_DAC_CTRL,
321 			 SUN50I_ADDA_MIX_DAC_CTRL_DACALEN, 0),
322 	SND_SOC_DAPM_DAC("Right DAC", NULL, SUN50I_ADDA_MIX_DAC_CTRL,
323 			 SUN50I_ADDA_MIX_DAC_CTRL_DACAREN, 0),
324 	/* ADC */
325 	SND_SOC_DAPM_ADC("Left ADC", NULL, SUN50I_ADDA_ADC_CTRL,
326 			 SUN50I_ADDA_ADC_CTRL_ADCLEN, 0),
327 	SND_SOC_DAPM_ADC("Right ADC", NULL, SUN50I_ADDA_ADC_CTRL,
328 			 SUN50I_ADDA_ADC_CTRL_ADCREN, 0),
329 	/*
330 	 * Due to this component and the codec belonging to separate DAPM
331 	 * contexts, we need to manually link the above widgets to their
332 	 * stream widgets at the card level.
333 	 */
334 
335 	SND_SOC_DAPM_REGULATOR_SUPPLY("cpvdd", 0, 0),
336 	SND_SOC_DAPM_MUX("Left Headphone Source",
337 			 SND_SOC_NOPM, 0, 0, sun50i_codec_hp_src),
338 	SND_SOC_DAPM_MUX("Right Headphone Source",
339 			 SND_SOC_NOPM, 0, 0, sun50i_codec_hp_src),
340 	SND_SOC_DAPM_SWITCH("Left Headphone Switch",
341 			    SND_SOC_NOPM, 0, 0, &sun50i_codec_hp_switch),
342 	SND_SOC_DAPM_SWITCH("Right Headphone Switch",
343 			    SND_SOC_NOPM, 0, 0, &sun50i_codec_hp_switch),
344 	SND_SOC_DAPM_OUT_DRV("Left Headphone Amp",
345 			     SND_SOC_NOPM, 0, 0, NULL, 0),
346 	SND_SOC_DAPM_OUT_DRV("Right Headphone Amp",
347 			     SND_SOC_NOPM, 0, 0, NULL, 0),
348 	SND_SOC_DAPM_SUPPLY("Headphone Amp", SUN50I_ADDA_HP_CTRL,
349 			     SUN50I_ADDA_HP_CTRL_HPPA_EN, 0, NULL, 0),
350 	SND_SOC_DAPM_OUTPUT("HP"),
351 
352 	SND_SOC_DAPM_MUX("Left Line Out Source",
353 			 SND_SOC_NOPM, 0, 0, sun50i_codec_lineout_src),
354 	SND_SOC_DAPM_MUX("Right Line Out Source",
355 			 SND_SOC_NOPM, 0, 0, sun50i_codec_lineout_src),
356 	SND_SOC_DAPM_SWITCH("Left Line Out Switch",
357 			    SND_SOC_NOPM, 0, 0, &sun50i_codec_lineout_switch),
358 	SND_SOC_DAPM_SWITCH("Right Line Out Switch",
359 			    SND_SOC_NOPM, 0, 0, &sun50i_codec_lineout_switch),
360 	SND_SOC_DAPM_OUTPUT("LINEOUT"),
361 
362 	SND_SOC_DAPM_MUX("Earpiece Source Playback Route",
363 			 SND_SOC_NOPM, 0, 0, sun50i_codec_earpiece_src),
364 	SOC_MIXER_NAMED_CTL_ARRAY("Earpiece Switch",
365 				  SND_SOC_NOPM, 0, 0,
366 				  sun50i_codec_earpiece_switch),
367 	SND_SOC_DAPM_OUT_DRV("Earpiece Amp", SUN50I_ADDA_EARPIECE_CTRL1,
368 			     SUN50I_ADDA_EARPIECE_CTRL1_ESPPA_EN, 0, NULL, 0),
369 	SND_SOC_DAPM_OUTPUT("EARPIECE"),
370 
371 	/* Microphone inputs */
372 	SND_SOC_DAPM_INPUT("MIC1"),
373 
374 	/* Microphone Bias */
375 	SND_SOC_DAPM_SUPPLY("MBIAS", SUN50I_ADDA_HS_MBIAS_CTRL,
376 			    SUN50I_ADDA_HS_MBIAS_CTRL_MMICBIASEN,
377 			    0, NULL, 0),
378 
379 	/* Mic input path */
380 	SND_SOC_DAPM_PGA("Mic1 Amplifier", SUN50I_ADDA_MIC1_CTRL,
381 			 SUN50I_ADDA_MIC1_CTRL_MIC1AMPEN, 0, NULL, 0),
382 
383 	/* Microphone input */
384 	SND_SOC_DAPM_INPUT("MIC2"),
385 
386 	/* Microphone Bias */
387 	SND_SOC_DAPM_SUPPLY("HBIAS", SUN50I_ADDA_JACK_MIC_CTRL,
388 			    SUN50I_ADDA_JACK_MIC_CTRL_HMICBIASEN,
389 			    0, sun50i_codec_hbias_event,
390 			    SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
391 
392 	/* Mic input path */
393 	SND_SOC_DAPM_PGA("Mic2 Amplifier", SUN50I_ADDA_MIC2_CTRL,
394 			 SUN50I_ADDA_MIC2_CTRL_MIC2AMPEN, 0, NULL, 0),
395 
396 	/* Line input */
397 	SND_SOC_DAPM_INPUT("LINEIN"),
398 
399 	/* Mixers */
400 	SND_SOC_DAPM_MIXER("Left Mixer", SUN50I_ADDA_MIX_DAC_CTRL,
401 			   SUN50I_ADDA_MIX_DAC_CTRL_LMIXEN, 0,
402 			   sun50i_a64_codec_mixer_controls,
403 			   ARRAY_SIZE(sun50i_a64_codec_mixer_controls)),
404 	SND_SOC_DAPM_MIXER("Right Mixer", SUN50I_ADDA_MIX_DAC_CTRL,
405 			   SUN50I_ADDA_MIX_DAC_CTRL_RMIXEN, 0,
406 			   sun50i_a64_codec_mixer_controls,
407 			   ARRAY_SIZE(sun50i_a64_codec_mixer_controls)),
408 	SND_SOC_DAPM_MIXER("Left ADC Mixer", SND_SOC_NOPM, 0, 0,
409 			   sun50i_codec_adc_mixer_controls,
410 			   ARRAY_SIZE(sun50i_codec_adc_mixer_controls)),
411 	SND_SOC_DAPM_MIXER("Right ADC Mixer", SND_SOC_NOPM, 0, 0,
412 			   sun50i_codec_adc_mixer_controls,
413 			   ARRAY_SIZE(sun50i_codec_adc_mixer_controls)),
414 };
415 
416 static const struct snd_soc_dapm_route sun50i_a64_codec_routes[] = {
417 	/* Left Mixer Routes */
418 	{ "Left Mixer", "Mic1 Playback Switch", "Mic1 Amplifier" },
419 	{ "Left Mixer", "Mic2 Playback Switch", "Mic2 Amplifier" },
420 	{ "Left Mixer", "Line In Playback Switch", "LINEIN" },
421 	{ "Left Mixer", "DAC Playback Switch", "Left DAC" },
422 	{ "Left Mixer", "DAC Reversed Playback Switch", "Right DAC" },
423 
424 	/* Right Mixer Routes */
425 	{ "Right Mixer", "Mic1 Playback Switch", "Mic1 Amplifier" },
426 	{ "Right Mixer", "Mic2 Playback Switch", "Mic2 Amplifier" },
427 	{ "Right Mixer", "Line In Playback Switch", "LINEIN" },
428 	{ "Right Mixer", "DAC Playback Switch", "Right DAC" },
429 	{ "Right Mixer", "DAC Reversed Playback Switch", "Left DAC" },
430 
431 	/* Left ADC Mixer Routes */
432 	{ "Left ADC Mixer", "Mic1 Capture Switch", "Mic1 Amplifier" },
433 	{ "Left ADC Mixer", "Mic2 Capture Switch", "Mic2 Amplifier" },
434 	{ "Left ADC Mixer", "Line In Capture Switch", "LINEIN" },
435 	{ "Left ADC Mixer", "Mixer Capture Switch", "Left Mixer" },
436 	{ "Left ADC Mixer", "Mixer Reversed Capture Switch", "Right Mixer" },
437 
438 	/* Right ADC Mixer Routes */
439 	{ "Right ADC Mixer", "Mic1 Capture Switch", "Mic1 Amplifier" },
440 	{ "Right ADC Mixer", "Mic2 Capture Switch", "Mic2 Amplifier" },
441 	{ "Right ADC Mixer", "Line In Capture Switch", "LINEIN" },
442 	{ "Right ADC Mixer", "Mixer Capture Switch", "Right Mixer" },
443 	{ "Right ADC Mixer", "Mixer Reversed Capture Switch", "Left Mixer" },
444 
445 	/* ADC Routes */
446 	{ "Left ADC", NULL, "Left ADC Mixer" },
447 	{ "Right ADC", NULL, "Right ADC Mixer" },
448 
449 	/* Headphone Routes */
450 	{ "Left Headphone Source", "DAC", "Left DAC" },
451 	{ "Left Headphone Source", "Mixer", "Left Mixer" },
452 	{ "Left Headphone Switch", "Headphone Playback Switch", "Left Headphone Source" },
453 	{ "Left Headphone Amp", NULL, "Left Headphone Switch" },
454 	{ "Left Headphone Amp", NULL, "Headphone Amp" },
455 	{ "HP", NULL, "Left Headphone Amp" },
456 
457 	{ "Right Headphone Source", "DAC", "Right DAC" },
458 	{ "Right Headphone Source", "Mixer", "Right Mixer" },
459 	{ "Right Headphone Switch", "Headphone Playback Switch", "Right Headphone Source" },
460 	{ "Right Headphone Amp", NULL, "Right Headphone Switch" },
461 	{ "Right Headphone Amp", NULL, "Headphone Amp" },
462 	{ "HP", NULL, "Right Headphone Amp" },
463 
464 	{ "Headphone Amp", NULL, "cpvdd" },
465 
466 	/* Microphone Routes */
467 	{ "Mic1 Amplifier", NULL, "MIC1"},
468 
469 	/* Microphone Routes */
470 	{ "Mic2 Amplifier", NULL, "MIC2"},
471 
472 	/* Line-out Routes */
473 	{ "Left Line Out Source", "Stereo", "Left Mixer" },
474 	{ "Left Line Out Source", "Mono Differential", "Left Mixer" },
475 	{ "Left Line Out Source", "Mono Differential", "Right Mixer" },
476 	{ "Left Line Out Switch", "Line Out Playback Switch", "Left Line Out Source" },
477 	{ "LINEOUT", NULL, "Left Line Out Switch" },
478 
479 	{ "Right Line Out Switch", "Line Out Playback Switch", "Right Mixer" },
480 	{ "Right Line Out Source", "Stereo", "Right Line Out Switch" },
481 	{ "Right Line Out Source", "Mono Differential", "Left Line Out Switch" },
482 	{ "LINEOUT", NULL, "Right Line Out Source" },
483 
484 	/* Earpiece Routes */
485 	{ "Earpiece Source Playback Route", "DACL", "Left DAC" },
486 	{ "Earpiece Source Playback Route", "DACR", "Right DAC" },
487 	{ "Earpiece Source Playback Route", "Left Mixer", "Left Mixer" },
488 	{ "Earpiece Source Playback Route", "Right Mixer", "Right Mixer" },
489 	{ "Earpiece Switch", "Earpiece Playback Switch", "Earpiece Source Playback Route" },
490 	{ "Earpiece Amp", NULL, "Earpiece Switch" },
491 	{ "EARPIECE", NULL, "Earpiece Amp" },
492 };
493 
sun50i_a64_codec_set_bias_level(struct snd_soc_component * component,enum snd_soc_bias_level level)494 static int sun50i_a64_codec_set_bias_level(struct snd_soc_component *component,
495 					   enum snd_soc_bias_level level)
496 {
497 	struct snd_soc_dapm_context *dapm = snd_soc_component_to_dapm(component);
498 	int hbias;
499 
500 	switch (level) {
501 	case SND_SOC_BIAS_OFF:
502 		regmap_clear_bits(component->regmap, SUN50I_ADDA_JACK_MIC_CTRL,
503 				   BIT(SUN50I_ADDA_JACK_MIC_CTRL_JACKDETEN) |
504 				   BIT(SUN50I_ADDA_JACK_MIC_CTRL_MICADCEN));
505 
506 		regmap_set_bits(component->regmap, SUN50I_ADDA_HP_CTRL,
507 				BIT(SUN50I_ADDA_HP_CTRL_PA_CLK_GATE));
508 		break;
509 	case SND_SOC_BIAS_STANDBY:
510 		regmap_clear_bits(component->regmap, SUN50I_ADDA_HP_CTRL,
511 				   BIT(SUN50I_ADDA_HP_CTRL_PA_CLK_GATE));
512 
513 		hbias = snd_soc_dapm_get_pin_status(dapm, "HBIAS");
514 		regmap_update_bits(component->regmap, SUN50I_ADDA_JACK_MIC_CTRL,
515 				   BIT(SUN50I_ADDA_JACK_MIC_CTRL_JACKDETEN) |
516 				   BIT(SUN50I_ADDA_JACK_MIC_CTRL_MICADCEN),
517 				   BIT(SUN50I_ADDA_JACK_MIC_CTRL_JACKDETEN) |
518 				   hbias << SUN50I_ADDA_JACK_MIC_CTRL_MICADCEN);
519 		break;
520 	default:
521 		break;
522 	}
523 
524 	return 0;
525 }
526 
527 static const struct snd_soc_component_driver sun50i_codec_analog_cmpnt_drv = {
528 	.controls		= sun50i_a64_codec_controls,
529 	.num_controls		= ARRAY_SIZE(sun50i_a64_codec_controls),
530 	.dapm_widgets		= sun50i_a64_codec_widgets,
531 	.num_dapm_widgets	= ARRAY_SIZE(sun50i_a64_codec_widgets),
532 	.dapm_routes		= sun50i_a64_codec_routes,
533 	.num_dapm_routes	= ARRAY_SIZE(sun50i_a64_codec_routes),
534 	.set_bias_level		= sun50i_a64_codec_set_bias_level,
535 	.idle_bias_on		= true,
536 	.suspend_bias_off	= true,
537 };
538 
539 static const struct of_device_id sun50i_codec_analog_of_match[] = {
540 	{
541 		.compatible = "allwinner,sun50i-a64-codec-analog",
542 	},
543 	{}
544 };
545 MODULE_DEVICE_TABLE(of, sun50i_codec_analog_of_match);
546 
sun50i_codec_analog_probe(struct platform_device * pdev)547 static int sun50i_codec_analog_probe(struct platform_device *pdev)
548 {
549 	struct regmap *regmap;
550 	void __iomem *base;
551 	bool enable;
552 
553 	base = devm_platform_ioremap_resource(pdev, 0);
554 	if (IS_ERR(base))
555 		return PTR_ERR(base);
556 
557 	regmap = sun8i_adda_pr_regmap_init(&pdev->dev, base);
558 	if (IS_ERR(regmap))
559 		return dev_err_probe(&pdev->dev, PTR_ERR(regmap),
560 				     "Failed to create regmap\n");
561 
562 	enable = device_property_read_bool(&pdev->dev,
563 					   "allwinner,internal-bias-resistor");
564 	regmap_update_bits(regmap, SUN50I_ADDA_JACK_MIC_CTRL,
565 			   BIT(SUN50I_ADDA_JACK_MIC_CTRL_INNERRESEN),
566 			   enable << SUN50I_ADDA_JACK_MIC_CTRL_INNERRESEN);
567 
568 	/* Select sample interval of the ADC sample to 16ms */
569 	regmap_update_bits(regmap, SUN50I_ADDA_MDET_CTRL,
570 			   0x7 << SUN50I_ADDA_MDET_CTRL_SELDETADC_FS |
571 			   0x3 << SUN50I_ADDA_MDET_CTRL_SELDETADC_BF,
572 			   0x3 << SUN50I_ADDA_MDET_CTRL_SELDETADC_FS |
573 			   0x3 << SUN50I_ADDA_MDET_CTRL_SELDETADC_BF);
574 
575 	return devm_snd_soc_register_component(&pdev->dev,
576 					       &sun50i_codec_analog_cmpnt_drv,
577 					       NULL, 0);
578 }
579 
580 static struct platform_driver sun50i_codec_analog_driver = {
581 	.driver = {
582 		.name = "sun50i-codec-analog",
583 		.of_match_table = sun50i_codec_analog_of_match,
584 	},
585 	.probe = sun50i_codec_analog_probe,
586 };
587 module_platform_driver(sun50i_codec_analog_driver);
588 
589 MODULE_DESCRIPTION("Allwinner internal codec analog controls driver for A64");
590 MODULE_AUTHOR("Vasily Khoruzhick <anarsoul@gmail.com>");
591 MODULE_LICENSE("GPL");
592 MODULE_ALIAS("platform:sun50i-codec-analog");
593