aboutsummaryrefslogtreecommitdiffstats
path: root/sound/soc/sunxi/sun8i-codec-analog.c
diff options
context:
space:
mode:
Diffstat (limited to 'sound/soc/sunxi/sun8i-codec-analog.c')
-rw-r--r--sound/soc/sunxi/sun8i-codec-analog.c665
1 files changed, 665 insertions, 0 deletions
diff --git a/sound/soc/sunxi/sun8i-codec-analog.c b/sound/soc/sunxi/sun8i-codec-analog.c
new file mode 100644
index 000000000000..af02290ebe49
--- /dev/null
+++ b/sound/soc/sunxi/sun8i-codec-analog.c
@@ -0,0 +1,665 @@
1/*
2 * This driver supports the analog controls for the internal codec
3 * found in Allwinner's A31s, A23, A33 and H3 SoCs.
4 *
5 * Copyright 2016 Chen-Yu Tsai <wens@csie.org>
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 */
17
18#include <linux/io.h>
19#include <linux/kernel.h>
20#include <linux/module.h>
21#include <linux/of.h>
22#include <linux/of_device.h>
23#include <linux/platform_device.h>
24#include <linux/regmap.h>
25
26#include <sound/soc.h>
27#include <sound/soc-dapm.h>
28#include <sound/tlv.h>
29
30/* Codec analog control register offsets and bit fields */
31#define SUN8I_ADDA_HP_VOLC 0x00
32#define SUN8I_ADDA_HP_VOLC_PA_CLK_GATE 7
33#define SUN8I_ADDA_HP_VOLC_HP_VOL 0
34#define SUN8I_ADDA_LOMIXSC 0x01
35#define SUN8I_ADDA_LOMIXSC_MIC1 6
36#define SUN8I_ADDA_LOMIXSC_MIC2 5
37#define SUN8I_ADDA_LOMIXSC_PHONE 4
38#define SUN8I_ADDA_LOMIXSC_PHONEN 3
39#define SUN8I_ADDA_LOMIXSC_LINEINL 2
40#define SUN8I_ADDA_LOMIXSC_DACL 1
41#define SUN8I_ADDA_LOMIXSC_DACR 0
42#define SUN8I_ADDA_ROMIXSC 0x02
43#define SUN8I_ADDA_ROMIXSC_MIC1 6
44#define SUN8I_ADDA_ROMIXSC_MIC2 5
45#define SUN8I_ADDA_ROMIXSC_PHONE 4
46#define SUN8I_ADDA_ROMIXSC_PHONEP 3
47#define SUN8I_ADDA_ROMIXSC_LINEINR 2
48#define SUN8I_ADDA_ROMIXSC_DACR 1
49#define SUN8I_ADDA_ROMIXSC_DACL 0
50#define SUN8I_ADDA_DAC_PA_SRC 0x03
51#define SUN8I_ADDA_DAC_PA_SRC_DACAREN 7
52#define SUN8I_ADDA_DAC_PA_SRC_DACALEN 6
53#define SUN8I_ADDA_DAC_PA_SRC_RMIXEN 5
54#define SUN8I_ADDA_DAC_PA_SRC_LMIXEN 4
55#define SUN8I_ADDA_DAC_PA_SRC_RHPPAMUTE 3
56#define SUN8I_ADDA_DAC_PA_SRC_LHPPAMUTE 2
57#define SUN8I_ADDA_DAC_PA_SRC_RHPIS 1
58#define SUN8I_ADDA_DAC_PA_SRC_LHPIS 0
59#define SUN8I_ADDA_PHONEIN_GCTRL 0x04
60#define SUN8I_ADDA_PHONEIN_GCTRL_PHONEPG 4
61#define SUN8I_ADDA_PHONEIN_GCTRL_PHONENG 0
62#define SUN8I_ADDA_LINEIN_GCTRL 0x05
63#define SUN8I_ADDA_LINEIN_GCTRL_LINEING 4
64#define SUN8I_ADDA_LINEIN_GCTRL_PHONEG 0
65#define SUN8I_ADDA_MICIN_GCTRL 0x06
66#define SUN8I_ADDA_MICIN_GCTRL_MIC1G 4
67#define SUN8I_ADDA_MICIN_GCTRL_MIC2G 0
68#define SUN8I_ADDA_PAEN_HP_CTRL 0x07
69#define SUN8I_ADDA_PAEN_HP_CTRL_HPPAEN 7
70#define SUN8I_ADDA_PAEN_HP_CTRL_LINEOUTEN 7 /* H3 specific */
71#define SUN8I_ADDA_PAEN_HP_CTRL_HPCOM_FC 5
72#define SUN8I_ADDA_PAEN_HP_CTRL_COMPTEN 4
73#define SUN8I_ADDA_PAEN_HP_CTRL_PA_ANTI_POP_CTRL 2
74#define SUN8I_ADDA_PAEN_HP_CTRL_LTRNMUTE 1
75#define SUN8I_ADDA_PAEN_HP_CTRL_RTLNMUTE 0
76#define SUN8I_ADDA_PHONEOUT_CTRL 0x08
77#define SUN8I_ADDA_PHONEOUT_CTRL_PHONEOUTG 5
78#define SUN8I_ADDA_PHONEOUT_CTRL_PHONEOUTEN 4
79#define SUN8I_ADDA_PHONEOUT_CTRL_PHONEOUT_MIC1 3
80#define SUN8I_ADDA_PHONEOUT_CTRL_PHONEOUT_MIC2 2
81#define SUN8I_ADDA_PHONEOUT_CTRL_PHONEOUT_RMIX 1
82#define SUN8I_ADDA_PHONEOUT_CTRL_PHONEOUT_LMIX 0
83#define SUN8I_ADDA_PHONE_GAIN_CTRL 0x09
84#define SUN8I_ADDA_PHONE_GAIN_CTRL_LINEOUT_VOL 3
85#define SUN8I_ADDA_PHONE_GAIN_CTRL_PHONEPREG 0
86#define SUN8I_ADDA_MIC2G_CTRL 0x0a
87#define SUN8I_ADDA_MIC2G_CTRL_MIC2AMPEN 7
88#define SUN8I_ADDA_MIC2G_CTRL_MIC2BOOST 4
89#define SUN8I_ADDA_MIC2G_CTRL_LINEOUTLEN 3
90#define SUN8I_ADDA_MIC2G_CTRL_LINEOUTREN 2
91#define SUN8I_ADDA_MIC2G_CTRL_LINEOUTLSRC 1
92#define SUN8I_ADDA_MIC2G_CTRL_LINEOUTRSRC 0
93#define SUN8I_ADDA_MIC1G_MICBIAS_CTRL 0x0b
94#define SUN8I_ADDA_MIC1G_MICBIAS_CTRL_HMICBIASEN 7
95#define SUN8I_ADDA_MIC1G_MICBIAS_CTRL_MMICBIASEN 6
96#define SUN8I_ADDA_MIC1G_MICBIAS_CTRL_HMICBIAS_MODE 5
97#define SUN8I_ADDA_MIC1G_MICBIAS_CTRL_MIC1AMPEN 3
98#define SUN8I_ADDA_MIC1G_MICBIAS_CTRL_MIC1BOOST 0
99#define SUN8I_ADDA_LADCMIXSC 0x0c
100#define SUN8I_ADDA_LADCMIXSC_MIC1 6
101#define SUN8I_ADDA_LADCMIXSC_MIC2 5
102#define SUN8I_ADDA_LADCMIXSC_PHONE 4
103#define SUN8I_ADDA_LADCMIXSC_PHONEN 3
104#define SUN8I_ADDA_LADCMIXSC_LINEINL 2
105#define SUN8I_ADDA_LADCMIXSC_OMIXRL 1
106#define SUN8I_ADDA_LADCMIXSC_OMIXRR 0
107#define SUN8I_ADDA_RADCMIXSC 0x0d
108#define SUN8I_ADDA_RADCMIXSC_MIC1 6
109#define SUN8I_ADDA_RADCMIXSC_MIC2 5
110#define SUN8I_ADDA_RADCMIXSC_PHONE 4
111#define SUN8I_ADDA_RADCMIXSC_PHONEP 3
112#define SUN8I_ADDA_RADCMIXSC_LINEINR 2
113#define SUN8I_ADDA_RADCMIXSC_OMIXR 1
114#define SUN8I_ADDA_RADCMIXSC_OMIXL 0
115#define SUN8I_ADDA_RES 0x0e
116#define SUN8I_ADDA_RES_MMICBIAS_SEL 4
117#define SUN8I_ADDA_RES_PA_ANTI_POP_CTRL 0
118#define SUN8I_ADDA_ADC_AP_EN 0x0f
119#define SUN8I_ADDA_ADC_AP_EN_ADCREN 7
120#define SUN8I_ADDA_ADC_AP_EN_ADCLEN 6
121#define SUN8I_ADDA_ADC_AP_EN_ADCG 0
122
123/* Analog control register access bits */
124#define ADDA_PR 0x0 /* PRCM base + 0x1c0 */
125#define ADDA_PR_RESET BIT(28)
126#define ADDA_PR_WRITE BIT(24)
127#define ADDA_PR_ADDR_SHIFT 16
128#define ADDA_PR_ADDR_MASK GENMASK(4, 0)
129#define ADDA_PR_DATA_IN_SHIFT 8
130#define ADDA_PR_DATA_IN_MASK GENMASK(7, 0)
131#define ADDA_PR_DATA_OUT_SHIFT 0
132#define ADDA_PR_DATA_OUT_MASK GENMASK(7, 0)
133
134/* regmap access bits */
135static int adda_reg_read(void *context, unsigned int reg, unsigned int *val)
136{
137 void __iomem *base = (void __iomem *)context;
138 u32 tmp;
139
140 /* De-assert reset */
141 writel(readl(base) | ADDA_PR_RESET, base);
142
143 /* Clear write bit */
144 writel(readl(base) & ~ADDA_PR_WRITE, base);
145
146 /* Set register address */
147 tmp = readl(base);
148 tmp &= ~(ADDA_PR_ADDR_MASK << ADDA_PR_ADDR_SHIFT);
149 tmp |= (reg & ADDA_PR_ADDR_MASK) << ADDA_PR_ADDR_SHIFT;
150 writel(tmp, base);
151
152 /* Read back value */
153 *val = readl(base) & ADDA_PR_DATA_OUT_MASK;
154
155 return 0;
156}
157
158static int adda_reg_write(void *context, unsigned int reg, unsigned int val)
159{
160 void __iomem *base = (void __iomem *)context;
161 u32 tmp;
162
163 /* De-assert reset */
164 writel(readl(base) | ADDA_PR_RESET, base);
165
166 /* Set register address */
167 tmp = readl(base);
168 tmp &= ~(ADDA_PR_ADDR_MASK << ADDA_PR_ADDR_SHIFT);
169 tmp |= (reg & ADDA_PR_ADDR_MASK) << ADDA_PR_ADDR_SHIFT;
170 writel(tmp, base);
171
172 /* Set data to write */
173 tmp = readl(base);
174 tmp &= ~(ADDA_PR_DATA_IN_MASK << ADDA_PR_DATA_IN_SHIFT);
175 tmp |= (val & ADDA_PR_DATA_IN_MASK) << ADDA_PR_DATA_IN_SHIFT;
176 writel(tmp, base);
177
178 /* Set write bit to signal a write */
179 writel(readl(base) | ADDA_PR_WRITE, base);
180
181 /* Clear write bit */
182 writel(readl(base) & ~ADDA_PR_WRITE, base);
183
184 return 0;
185}
186
187static const struct regmap_config adda_pr_regmap_cfg = {
188 .name = "adda-pr",
189 .reg_bits = 5,
190 .reg_stride = 1,
191 .val_bits = 8,
192 .reg_read = adda_reg_read,
193 .reg_write = adda_reg_write,
194 .fast_io = true,
195 .max_register = 24,
196};
197
198/* mixer controls */
199static const struct snd_kcontrol_new sun8i_codec_mixer_controls[] = {
200 SOC_DAPM_DOUBLE_R("DAC Playback Switch",
201 SUN8I_ADDA_LOMIXSC,
202 SUN8I_ADDA_ROMIXSC,
203 SUN8I_ADDA_LOMIXSC_DACL, 1, 0),
204 SOC_DAPM_DOUBLE_R("DAC Reversed Playback Switch",
205 SUN8I_ADDA_LOMIXSC,
206 SUN8I_ADDA_ROMIXSC,
207 SUN8I_ADDA_LOMIXSC_DACR, 1, 0),
208 SOC_DAPM_DOUBLE_R("Line In Playback Switch",
209 SUN8I_ADDA_LOMIXSC,
210 SUN8I_ADDA_ROMIXSC,
211 SUN8I_ADDA_LOMIXSC_LINEINL, 1, 0),
212 SOC_DAPM_DOUBLE_R("Mic1 Playback Switch",
213 SUN8I_ADDA_LOMIXSC,
214 SUN8I_ADDA_ROMIXSC,
215 SUN8I_ADDA_LOMIXSC_MIC1, 1, 0),
216 SOC_DAPM_DOUBLE_R("Mic2 Playback Switch",
217 SUN8I_ADDA_LOMIXSC,
218 SUN8I_ADDA_ROMIXSC,
219 SUN8I_ADDA_LOMIXSC_MIC2, 1, 0),
220};
221
222/* ADC mixer controls */
223static const struct snd_kcontrol_new sun8i_codec_adc_mixer_controls[] = {
224 SOC_DAPM_DOUBLE_R("Mixer Capture Switch",
225 SUN8I_ADDA_LADCMIXSC,
226 SUN8I_ADDA_RADCMIXSC,
227 SUN8I_ADDA_LADCMIXSC_OMIXRL, 1, 0),
228 SOC_DAPM_DOUBLE_R("Mixer Reversed Capture Switch",
229 SUN8I_ADDA_LADCMIXSC,
230 SUN8I_ADDA_RADCMIXSC,
231 SUN8I_ADDA_LADCMIXSC_OMIXRR, 1, 0),
232 SOC_DAPM_DOUBLE_R("Line In Capture Switch",
233 SUN8I_ADDA_LADCMIXSC,
234 SUN8I_ADDA_RADCMIXSC,
235 SUN8I_ADDA_LADCMIXSC_LINEINL, 1, 0),
236 SOC_DAPM_DOUBLE_R("Mic1 Capture Switch",
237 SUN8I_ADDA_LADCMIXSC,
238 SUN8I_ADDA_RADCMIXSC,
239 SUN8I_ADDA_LADCMIXSC_MIC1, 1, 0),
240 SOC_DAPM_DOUBLE_R("Mic2 Capture Switch",
241 SUN8I_ADDA_LADCMIXSC,
242 SUN8I_ADDA_RADCMIXSC,
243 SUN8I_ADDA_LADCMIXSC_MIC2, 1, 0),
244};
245
246/* volume / mute controls */
247static const DECLARE_TLV_DB_SCALE(sun8i_codec_out_mixer_pregain_scale,
248 -450, 150, 0);
249static const DECLARE_TLV_DB_RANGE(sun8i_codec_mic_gain_scale,
250 0, 0, TLV_DB_SCALE_ITEM(0, 0, 0),
251 1, 7, TLV_DB_SCALE_ITEM(2400, 300, 0),
252);
253
254static const struct snd_kcontrol_new sun8i_codec_common_controls[] = {
255 /* Mixer pre-gains */
256 SOC_SINGLE_TLV("Line In Playback Volume", SUN8I_ADDA_LINEIN_GCTRL,
257 SUN8I_ADDA_LINEIN_GCTRL_LINEING,
258 0x7, 0, sun8i_codec_out_mixer_pregain_scale),
259 SOC_SINGLE_TLV("Mic1 Playback Volume", SUN8I_ADDA_MICIN_GCTRL,
260 SUN8I_ADDA_MICIN_GCTRL_MIC1G,
261 0x7, 0, sun8i_codec_out_mixer_pregain_scale),
262 SOC_SINGLE_TLV("Mic2 Playback Volume",
263 SUN8I_ADDA_MICIN_GCTRL, SUN8I_ADDA_MICIN_GCTRL_MIC2G,
264 0x7, 0, sun8i_codec_out_mixer_pregain_scale),
265
266 /* Microphone Amp boost gains */
267 SOC_SINGLE_TLV("Mic1 Boost Volume", SUN8I_ADDA_MIC1G_MICBIAS_CTRL,
268 SUN8I_ADDA_MIC1G_MICBIAS_CTRL_MIC1BOOST, 0x7, 0,
269 sun8i_codec_mic_gain_scale),
270 SOC_SINGLE_TLV("Mic2 Boost Volume", SUN8I_ADDA_MIC2G_CTRL,
271 SUN8I_ADDA_MIC2G_CTRL_MIC2BOOST, 0x7, 0,
272 sun8i_codec_mic_gain_scale),
273
274 /* ADC */
275 SOC_SINGLE_TLV("ADC Gain Capture Volume", SUN8I_ADDA_ADC_AP_EN,
276 SUN8I_ADDA_ADC_AP_EN_ADCG, 0x7, 0,
277 sun8i_codec_out_mixer_pregain_scale),
278};
279
280static const struct snd_soc_dapm_widget sun8i_codec_common_widgets[] = {
281 /* ADC */
282 SND_SOC_DAPM_ADC("Left ADC", NULL, SUN8I_ADDA_ADC_AP_EN,
283 SUN8I_ADDA_ADC_AP_EN_ADCLEN, 0),
284 SND_SOC_DAPM_ADC("Right ADC", NULL, SUN8I_ADDA_ADC_AP_EN,
285 SUN8I_ADDA_ADC_AP_EN_ADCREN, 0),
286
287 /* DAC */
288 SND_SOC_DAPM_DAC("Left DAC", NULL, SUN8I_ADDA_DAC_PA_SRC,
289 SUN8I_ADDA_DAC_PA_SRC_DACALEN, 0),
290 SND_SOC_DAPM_DAC("Right DAC", NULL, SUN8I_ADDA_DAC_PA_SRC,
291 SUN8I_ADDA_DAC_PA_SRC_DACAREN, 0),
292 /*
293 * Due to this component and the codec belonging to separate DAPM
294 * contexts, we need to manually link the above widgets to their
295 * stream widgets at the card level.
296 */
297
298 /* Line In */
299 SND_SOC_DAPM_INPUT("LINEIN"),
300
301 /* Microphone inputs */
302 SND_SOC_DAPM_INPUT("MIC1"),
303 SND_SOC_DAPM_INPUT("MIC2"),
304
305 /* Microphone Bias */
306 SND_SOC_DAPM_SUPPLY("MBIAS", SUN8I_ADDA_MIC1G_MICBIAS_CTRL,
307 SUN8I_ADDA_MIC1G_MICBIAS_CTRL_MMICBIASEN,
308 0, NULL, 0),
309
310 /* Mic input path */
311 SND_SOC_DAPM_PGA("Mic1 Amplifier", SUN8I_ADDA_MIC1G_MICBIAS_CTRL,
312 SUN8I_ADDA_MIC1G_MICBIAS_CTRL_MIC1AMPEN, 0, NULL, 0),
313 SND_SOC_DAPM_PGA("Mic2 Amplifier", SUN8I_ADDA_MIC2G_CTRL,
314 SUN8I_ADDA_MIC2G_CTRL_MIC2AMPEN, 0, NULL, 0),
315
316 /* Mixers */
317 SND_SOC_DAPM_MIXER("Left Mixer", SUN8I_ADDA_DAC_PA_SRC,
318 SUN8I_ADDA_DAC_PA_SRC_LMIXEN, 0,
319 sun8i_codec_mixer_controls,
320 ARRAY_SIZE(sun8i_codec_mixer_controls)),
321 SND_SOC_DAPM_MIXER("Right Mixer", SUN8I_ADDA_DAC_PA_SRC,
322 SUN8I_ADDA_DAC_PA_SRC_RMIXEN, 0,
323 sun8i_codec_mixer_controls,
324 ARRAY_SIZE(sun8i_codec_mixer_controls)),
325 SND_SOC_DAPM_MIXER("Left ADC Mixer", SUN8I_ADDA_ADC_AP_EN,
326 SUN8I_ADDA_ADC_AP_EN_ADCLEN, 0,
327 sun8i_codec_adc_mixer_controls,
328 ARRAY_SIZE(sun8i_codec_adc_mixer_controls)),
329 SND_SOC_DAPM_MIXER("Right ADC Mixer", SUN8I_ADDA_ADC_AP_EN,
330 SUN8I_ADDA_ADC_AP_EN_ADCREN, 0,
331 sun8i_codec_adc_mixer_controls,
332 ARRAY_SIZE(sun8i_codec_adc_mixer_controls)),
333};
334
335static const struct snd_soc_dapm_route sun8i_codec_common_routes[] = {
336 /* Microphone Routes */
337 { "Mic1 Amplifier", NULL, "MIC1"},
338 { "Mic2 Amplifier", NULL, "MIC2"},
339
340 /* Left Mixer Routes */
341 { "Left Mixer", "DAC Playback Switch", "Left DAC" },
342 { "Left Mixer", "DAC Reversed Playback Switch", "Right DAC" },
343 { "Left Mixer", "Line In Playback Switch", "LINEIN" },
344 { "Left Mixer", "Mic1 Playback Switch", "Mic1 Amplifier" },
345 { "Left Mixer", "Mic2 Playback Switch", "Mic2 Amplifier" },
346
347 /* Right Mixer Routes */
348 { "Right Mixer", "DAC Playback Switch", "Right DAC" },
349 { "Right Mixer", "DAC Reversed Playback Switch", "Left DAC" },
350 { "Right Mixer", "Line In Playback Switch", "LINEIN" },
351 { "Right Mixer", "Mic1 Playback Switch", "Mic1 Amplifier" },
352 { "Right Mixer", "Mic2 Playback Switch", "Mic2 Amplifier" },
353
354 /* Left ADC Mixer Routes */
355 { "Left ADC Mixer", "Mixer Capture Switch", "Left Mixer" },
356 { "Left ADC Mixer", "Mixer Reversed Capture Switch", "Right Mixer" },
357 { "Left ADC Mixer", "Line In Capture Switch", "LINEIN" },
358 { "Left ADC Mixer", "Mic1 Capture Switch", "Mic1 Amplifier" },
359 { "Left ADC Mixer", "Mic2 Capture Switch", "Mic2 Amplifier" },
360
361 /* Right ADC Mixer Routes */
362 { "Right ADC Mixer", "Mixer Capture Switch", "Right Mixer" },
363 { "Right ADC Mixer", "Mixer Reversed Capture Switch", "Left Mixer" },
364 { "Right ADC Mixer", "Line In Capture Switch", "LINEIN" },
365 { "Right ADC Mixer", "Mic1 Capture Switch", "Mic1 Amplifier" },
366 { "Right ADC Mixer", "Mic2 Capture Switch", "Mic2 Amplifier" },
367
368 /* ADC Routes */
369 { "Left ADC", NULL, "Left ADC Mixer" },
370 { "Right ADC", NULL, "Right ADC Mixer" },
371};
372
373/* headphone specific controls, widgets, and routes */
374static const DECLARE_TLV_DB_SCALE(sun8i_codec_hp_vol_scale, -6300, 100, 1);
375static const struct snd_kcontrol_new sun8i_codec_headphone_controls[] = {
376 SOC_SINGLE_TLV("Headphone Playback Volume",
377 SUN8I_ADDA_HP_VOLC,
378 SUN8I_ADDA_HP_VOLC_HP_VOL, 0x3f, 0,
379 sun8i_codec_hp_vol_scale),
380 SOC_DOUBLE("Headphone Playback Switch",
381 SUN8I_ADDA_DAC_PA_SRC,
382 SUN8I_ADDA_DAC_PA_SRC_LHPPAMUTE,
383 SUN8I_ADDA_DAC_PA_SRC_RHPPAMUTE, 1, 0),
384};
385
386static const char * const sun8i_codec_hp_src_enum_text[] = {
387 "DAC", "Mixer",
388};
389
390static SOC_ENUM_DOUBLE_DECL(sun8i_codec_hp_src_enum,
391 SUN8I_ADDA_DAC_PA_SRC,
392 SUN8I_ADDA_DAC_PA_SRC_LHPIS,
393 SUN8I_ADDA_DAC_PA_SRC_RHPIS,
394 sun8i_codec_hp_src_enum_text);
395
396static const struct snd_kcontrol_new sun8i_codec_hp_src[] = {
397 SOC_DAPM_ENUM("Headphone Source Playback Route",
398 sun8i_codec_hp_src_enum),
399};
400
401static const struct snd_soc_dapm_widget sun8i_codec_headphone_widgets[] = {
402 SND_SOC_DAPM_MUX("Headphone Source Playback Route",
403 SND_SOC_NOPM, 0, 0, sun8i_codec_hp_src),
404 SND_SOC_DAPM_OUT_DRV("Headphone Amp", SUN8I_ADDA_PAEN_HP_CTRL,
405 SUN8I_ADDA_PAEN_HP_CTRL_HPPAEN, 0, NULL, 0),
406 SND_SOC_DAPM_SUPPLY("HPCOM Protection", SUN8I_ADDA_PAEN_HP_CTRL,
407 SUN8I_ADDA_PAEN_HP_CTRL_COMPTEN, 0, NULL, 0),
408 SND_SOC_DAPM_REG(snd_soc_dapm_supply, "HPCOM", SUN8I_ADDA_PAEN_HP_CTRL,
409 SUN8I_ADDA_PAEN_HP_CTRL_HPCOM_FC, 0x3, 0x3, 0),
410 SND_SOC_DAPM_OUTPUT("HP"),
411};
412
413static const struct snd_soc_dapm_route sun8i_codec_headphone_routes[] = {
414 { "Headphone Source Playback Route", "DAC", "Left DAC" },
415 { "Headphone Source Playback Route", "DAC", "Right DAC" },
416 { "Headphone Source Playback Route", "Mixer", "Left Mixer" },
417 { "Headphone Source Playback Route", "Mixer", "Right Mixer" },
418 { "Headphone Amp", NULL, "Headphone Source Playback Route" },
419 { "HPCOM", NULL, "HPCOM Protection" },
420 { "HP", NULL, "Headphone Amp" },
421};
422
423static int sun8i_codec_add_headphone(struct snd_soc_component *cmpnt)
424{
425 struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(cmpnt);
426 struct device *dev = cmpnt->dev;
427 int ret;
428
429 ret = snd_soc_add_component_controls(cmpnt,
430 sun8i_codec_headphone_controls,
431 ARRAY_SIZE(sun8i_codec_headphone_controls));
432 if (ret) {
433 dev_err(dev, "Failed to add Headphone controls: %d\n", ret);
434 return ret;
435 }
436
437 ret = snd_soc_dapm_new_controls(dapm, sun8i_codec_headphone_widgets,
438 ARRAY_SIZE(sun8i_codec_headphone_widgets));
439 if (ret) {
440 dev_err(dev, "Failed to add Headphone DAPM widgets: %d\n", ret);
441 return ret;
442 }
443
444 ret = snd_soc_dapm_add_routes(dapm, sun8i_codec_headphone_routes,
445 ARRAY_SIZE(sun8i_codec_headphone_routes));
446 if (ret) {
447 dev_err(dev, "Failed to add Headphone DAPM routes: %d\n", ret);
448 return ret;
449 }
450
451 return 0;
452}
453
454/* hmic specific widget */
455static const struct snd_soc_dapm_widget sun8i_codec_hmic_widgets[] = {
456 SND_SOC_DAPM_SUPPLY("HBIAS", SUN8I_ADDA_MIC1G_MICBIAS_CTRL,
457 SUN8I_ADDA_MIC1G_MICBIAS_CTRL_HMICBIASEN,
458 0, NULL, 0),
459};
460
461static int sun8i_codec_add_hmic(struct snd_soc_component *cmpnt)
462{
463 struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(cmpnt);
464 struct device *dev = cmpnt->dev;
465 int ret;
466
467 ret = snd_soc_dapm_new_controls(dapm, sun8i_codec_hmic_widgets,
468 ARRAY_SIZE(sun8i_codec_hmic_widgets));
469 if (ret)
470 dev_err(dev, "Failed to add Mic3 DAPM widgets: %d\n", ret);
471
472 return ret;
473}
474
475/* line out specific controls, widgets and routes */
476static const DECLARE_TLV_DB_RANGE(sun8i_codec_lineout_vol_scale,
477 0, 1, TLV_DB_SCALE_ITEM(TLV_DB_GAIN_MUTE, 0, 1),
478 2, 31, TLV_DB_SCALE_ITEM(-4350, 150, 0),
479);
480static const struct snd_kcontrol_new sun8i_codec_lineout_controls[] = {
481 SOC_SINGLE_TLV("Line Out Playback Volume",
482 SUN8I_ADDA_PHONE_GAIN_CTRL,
483 SUN8I_ADDA_PHONE_GAIN_CTRL_LINEOUT_VOL, 0x1f, 0,
484 sun8i_codec_lineout_vol_scale),
485 SOC_DOUBLE("Line Out Playback Switch",
486 SUN8I_ADDA_MIC2G_CTRL,
487 SUN8I_ADDA_MIC2G_CTRL_LINEOUTLEN,
488 SUN8I_ADDA_MIC2G_CTRL_LINEOUTREN, 1, 0),
489};
490
491static const char * const sun8i_codec_lineout_src_enum_text[] = {
492 "Stereo", "Mono Differential",
493};
494
495static SOC_ENUM_DOUBLE_DECL(sun8i_codec_lineout_src_enum,
496 SUN8I_ADDA_MIC2G_CTRL,
497 SUN8I_ADDA_MIC2G_CTRL_LINEOUTLSRC,
498 SUN8I_ADDA_MIC2G_CTRL_LINEOUTRSRC,
499 sun8i_codec_lineout_src_enum_text);
500
501static const struct snd_kcontrol_new sun8i_codec_lineout_src[] = {
502 SOC_DAPM_ENUM("Line Out Source Playback Route",
503 sun8i_codec_lineout_src_enum),
504};
505
506static const struct snd_soc_dapm_widget sun8i_codec_lineout_widgets[] = {
507 SND_SOC_DAPM_MUX("Line Out Source Playback Route",
508 SND_SOC_NOPM, 0, 0, sun8i_codec_lineout_src),
509 /* It is unclear if this is a buffer or gate, model it as a supply */
510 SND_SOC_DAPM_SUPPLY("Line Out Enable", SUN8I_ADDA_PAEN_HP_CTRL,
511 SUN8I_ADDA_PAEN_HP_CTRL_LINEOUTEN, 0, NULL, 0),
512 SND_SOC_DAPM_OUTPUT("LINEOUT"),
513};
514
515static const struct snd_soc_dapm_route sun8i_codec_lineout_routes[] = {
516 { "Line Out Source Playback Route", "Stereo", "Left Mixer" },
517 { "Line Out Source Playback Route", "Stereo", "Right Mixer" },
518 { "Line Out Source Playback Route", "Mono Differential", "Left Mixer" },
519 { "Line Out Source Playback Route", "Mono Differential", "Right Mixer" },
520 { "LINEOUT", NULL, "Line Out Source Playback Route" },
521 { "LINEOUT", NULL, "Line Out Enable", },
522};
523
524static int sun8i_codec_add_lineout(struct snd_soc_component *cmpnt)
525{
526 struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(cmpnt);
527 struct device *dev = cmpnt->dev;
528 int ret;
529
530 ret = snd_soc_add_component_controls(cmpnt,
531 sun8i_codec_lineout_controls,
532 ARRAY_SIZE(sun8i_codec_lineout_controls));
533 if (ret) {
534 dev_err(dev, "Failed to add Line Out controls: %d\n", ret);
535 return ret;
536 }
537
538 ret = snd_soc_dapm_new_controls(dapm, sun8i_codec_lineout_widgets,
539 ARRAY_SIZE(sun8i_codec_lineout_widgets));
540 if (ret) {
541 dev_err(dev, "Failed to add Line Out DAPM widgets: %d\n", ret);
542 return ret;
543 }
544
545 ret = snd_soc_dapm_add_routes(dapm, sun8i_codec_lineout_routes,
546 ARRAY_SIZE(sun8i_codec_lineout_routes));
547 if (ret) {
548 dev_err(dev, "Failed to add Line Out DAPM routes: %d\n", ret);
549 return ret;
550 }
551
552 return 0;
553}
554
555struct sun8i_codec_analog_quirks {
556 bool has_headphone;
557 bool has_hmic;
558 bool has_lineout;
559};
560
561static const struct sun8i_codec_analog_quirks sun8i_a23_quirks = {
562 .has_headphone = true,
563 .has_hmic = true,
564};
565
566static const struct sun8i_codec_analog_quirks sun8i_h3_quirks = {
567 .has_lineout = true,
568};
569
570static int sun8i_codec_analog_cmpnt_probe(struct snd_soc_component *cmpnt)
571{
572 struct device *dev = cmpnt->dev;
573 const struct sun8i_codec_analog_quirks *quirks;
574 int ret;
575
576 /*
577 * This would never return NULL unless someone directly registers a
578 * platform device matching this driver's name, without specifying a
579 * device tree node.
580 */
581 quirks = of_device_get_match_data(dev);
582
583 /* Add controls, widgets, and routes for individual features */
584
585 if (quirks->has_headphone) {
586 ret = sun8i_codec_add_headphone(cmpnt);
587 if (ret)
588 return ret;
589 }
590
591 if (quirks->has_hmic) {
592 ret = sun8i_codec_add_hmic(cmpnt);
593 if (ret)
594 return ret;
595 }
596
597 if (quirks->has_lineout) {
598 ret = sun8i_codec_add_lineout(cmpnt);
599 if (ret)
600 return ret;
601 }
602
603 return 0;
604}
605
606static const struct snd_soc_component_driver sun8i_codec_analog_cmpnt_drv = {
607 .controls = sun8i_codec_common_controls,
608 .num_controls = ARRAY_SIZE(sun8i_codec_common_controls),
609 .dapm_widgets = sun8i_codec_common_widgets,
610 .num_dapm_widgets = ARRAY_SIZE(sun8i_codec_common_widgets),
611 .dapm_routes = sun8i_codec_common_routes,
612 .num_dapm_routes = ARRAY_SIZE(sun8i_codec_common_routes),
613 .probe = sun8i_codec_analog_cmpnt_probe,
614};
615
616static const struct of_device_id sun8i_codec_analog_of_match[] = {
617 {
618 .compatible = "allwinner,sun8i-a23-codec-analog",
619 .data = &sun8i_a23_quirks,
620 },
621 {
622 .compatible = "allwinner,sun8i-h3-codec-analog",
623 .data = &sun8i_h3_quirks,
624 },
625 {}
626};
627MODULE_DEVICE_TABLE(of, sun8i_codec_analog_of_match);
628
629static int sun8i_codec_analog_probe(struct platform_device *pdev)
630{
631 struct resource *res;
632 struct regmap *regmap;
633 void __iomem *base;
634
635 res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
636 base = devm_ioremap_resource(&pdev->dev, res);
637 if (IS_ERR(base)) {
638 dev_err(&pdev->dev, "Failed to map the registers\n");
639 return PTR_ERR(base);
640 }
641
642 regmap = devm_regmap_init(&pdev->dev, NULL, base, &adda_pr_regmap_cfg);
643 if (IS_ERR(regmap)) {
644 dev_err(&pdev->dev, "Failed to create regmap\n");
645 return PTR_ERR(regmap);
646 }
647
648 return devm_snd_soc_register_component(&pdev->dev,
649 &sun8i_codec_analog_cmpnt_drv,
650 NULL, 0);
651}
652
653static struct platform_driver sun8i_codec_analog_driver = {
654 .driver = {
655 .name = "sun8i-codec-analog",
656 .of_match_table = sun8i_codec_analog_of_match,
657 },
658 .probe = sun8i_codec_analog_probe,
659};
660module_platform_driver(sun8i_codec_analog_driver);
661
662MODULE_DESCRIPTION("Allwinner internal codec analog controls driver");
663MODULE_AUTHOR("Chen-Yu Tsai <wens@csie.org>");
664MODULE_LICENSE("GPL");
665MODULE_ALIAS("platform:sun8i-codec-analog");
generated by cgit v1.2.2 (git 2.25.0) at 2025-10-01 03:33:05 -0400