aboutsummaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
authorBard Liao <bardliao@realtek.com>2015-06-25 22:59:49 -0400
committerMark Brown <broonie@kernel.org>2015-07-09 07:00:11 -0400
commit6adcafae6ed20fe380addc8e7c628e529751ade3 (patch)
tree700e3b0f1aec8a5160d9f19c0ab627cfa7cdb9d0
parentd770e558e21961ad6cfdf0ff7df0eb5d7d4f0754 (diff)
ASoC: add rt298 codec driver
It is the initial version of ALC298 codec driver. Signed-off-by: Bard Liao <bardliao@realtek.com> Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat
-rw-r--r--include/sound/rt298.h20
-rw-r--r--sound/soc/codecs/Kconfig7
-rw-r--r--sound/soc/codecs/Makefile2
-rw-r--r--sound/soc/codecs/rt298.c1274
-rw-r--r--sound/soc/codecs/rt298.h206
5 files changed, 1509 insertions, 0 deletions
diff --git a/include/sound/rt298.h b/include/sound/rt298.h
new file mode 100644
index 000000000000..7fffeaa84f64
--- /dev/null
+++ b/include/sound/rt298.h
@@ -0,0 +1,20 @@
1/*
2 * linux/sound/rt286.h -- Platform data for RT286
3 *
4 * Copyright 2013 Realtek Microelectronics
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
9 */
10
11#ifndef __LINUX_SND_RT298_H
12#define __LINUX_SND_RT298_H
13
14struct rt298_platform_data {
15 bool cbj_en; /*combo jack enable*/
16 bool gpio2_en; /*GPIO2 enable*/
17 bool suspend_power_off; /* power is off during suspend */
18};
19
20#endif
diff --git a/sound/soc/codecs/Kconfig b/sound/soc/codecs/Kconfig
index efaafce8ba38..76125a281557 100644
--- a/sound/soc/codecs/Kconfig
+++ b/sound/soc/codecs/Kconfig
@@ -83,6 +83,7 @@ config SND_SOC_ALL_CODECS
83 select SND_SOC_PCM512x_I2C if I2C 83 select SND_SOC_PCM512x_I2C if I2C
84 select SND_SOC_PCM512x_SPI if SPI_MASTER 84 select SND_SOC_PCM512x_SPI if SPI_MASTER
85 select SND_SOC_RT286 if I2C 85 select SND_SOC_RT286 if I2C
86 select SND_SOC_RT298 if I2C
86 select SND_SOC_RT5631 if I2C 87 select SND_SOC_RT5631 if I2C
87 select SND_SOC_RT5640 if I2C 88 select SND_SOC_RT5640 if I2C
88 select SND_SOC_RT5645 if I2C 89 select SND_SOC_RT5645 if I2C
@@ -512,12 +513,18 @@ config SND_SOC_RL6231
512config SND_SOC_RL6347A 513config SND_SOC_RL6347A
513 tristate 514 tristate
514 default y if SND_SOC_RT286=y 515 default y if SND_SOC_RT286=y
516 default y if SND_SOC_RT298=y
515 default m if SND_SOC_RT286=m 517 default m if SND_SOC_RT286=m
518 default m if SND_SOC_RT298=m
516 519
517config SND_SOC_RT286 520config SND_SOC_RT286
518 tristate 521 tristate
519 depends on I2C 522 depends on I2C
520 523
524config SND_SOC_RT298
525 tristate
526 depends on I2C
527
521config SND_SOC_RT5631 528config SND_SOC_RT5631
522 tristate "Realtek ALC5631/RT5631 CODEC" 529 tristate "Realtek ALC5631/RT5631 CODEC"
523 depends on I2C 530 depends on I2C
diff --git a/sound/soc/codecs/Makefile b/sound/soc/codecs/Makefile
index cf160d972cb3..3b58c4571859 100644
--- a/sound/soc/codecs/Makefile
+++ b/sound/soc/codecs/Makefile
@@ -79,6 +79,7 @@ snd-soc-pcm512x-spi-objs := pcm512x-spi.o
79snd-soc-rl6231-objs := rl6231.o 79snd-soc-rl6231-objs := rl6231.o
80snd-soc-rl6347a-objs := rl6347a.o 80snd-soc-rl6347a-objs := rl6347a.o
81snd-soc-rt286-objs := rt286.o 81snd-soc-rt286-objs := rt286.o
82snd-soc-rt298-objs := rt298.o
82snd-soc-rt5631-objs := rt5631.o 83snd-soc-rt5631-objs := rt5631.o
83snd-soc-rt5640-objs := rt5640.o 84snd-soc-rt5640-objs := rt5640.o
84snd-soc-rt5645-objs := rt5645.o 85snd-soc-rt5645-objs := rt5645.o
@@ -266,6 +267,7 @@ obj-$(CONFIG_SND_SOC_PCM512x_SPI) += snd-soc-pcm512x-spi.o
266obj-$(CONFIG_SND_SOC_RL6231) += snd-soc-rl6231.o 267obj-$(CONFIG_SND_SOC_RL6231) += snd-soc-rl6231.o
267obj-$(CONFIG_SND_SOC_RL6347A) += snd-soc-rl6347a.o 268obj-$(CONFIG_SND_SOC_RL6347A) += snd-soc-rl6347a.o
268obj-$(CONFIG_SND_SOC_RT286) += snd-soc-rt286.o 269obj-$(CONFIG_SND_SOC_RT286) += snd-soc-rt286.o
270obj-$(CONFIG_SND_SOC_RT298) += snd-soc-rt298.o
269obj-$(CONFIG_SND_SOC_RT5631) += snd-soc-rt5631.o 271obj-$(CONFIG_SND_SOC_RT5631) += snd-soc-rt5631.o
270obj-$(CONFIG_SND_SOC_RT5640) += snd-soc-rt5640.o 272obj-$(CONFIG_SND_SOC_RT5640) += snd-soc-rt5640.o
271obj-$(CONFIG_SND_SOC_RT5645) += snd-soc-rt5645.o 273obj-$(CONFIG_SND_SOC_RT5645) += snd-soc-rt5645.o
diff --git a/sound/soc/codecs/rt298.c b/sound/soc/codecs/rt298.c
new file mode 100644
index 000000000000..7c4bcb65ef2c
--- /dev/null
+++ b/sound/soc/codecs/rt298.c
@@ -0,0 +1,1274 @@
1/*
2 * rt298.c -- RT298 ALSA SoC audio codec driver
3 *
4 * Copyright 2015 Realtek Semiconductor Corp.
5 * Author: Bard Liao <bardliao@realtek.com>
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 version 2 as
9 * published by the Free Software Foundation.
10 */
11
12#include <linux/module.h>
13#include <linux/moduleparam.h>
14#include <linux/init.h>
15#include <linux/delay.h>
16#include <linux/pm.h>
17#include <linux/i2c.h>
18#include <linux/platform_device.h>
19#include <linux/spi/spi.h>
20#include <linux/acpi.h>
21#include <sound/core.h>
22#include <sound/pcm.h>
23#include <sound/pcm_params.h>
24#include <sound/soc.h>
25#include <sound/soc-dapm.h>
26#include <sound/initval.h>
27#include <sound/tlv.h>
28#include <sound/jack.h>
29#include <linux/workqueue.h>
30#include <sound/rt298.h>
31#include <sound/hda_verbs.h>
32
33#include "rl6347a.h"
34#include "rt298.h"
35
36#define RT298_VENDOR_ID 0x10ec0298
37
38struct rt298_priv {
39 struct reg_default *index_cache;
40 int index_cache_size;
41 struct regmap *regmap;
42 struct snd_soc_codec *codec;
43 struct rt298_platform_data pdata;
44 struct i2c_client *i2c;
45 struct snd_soc_jack *jack;
46 struct delayed_work jack_detect_work;
47 int sys_clk;
48 int clk_id;
49 int is_hp_in;
50};
51
52static struct reg_default rt298_index_def[] = {
53 { 0x01, 0xaaaa },
54 { 0x02, 0x8aaa },
55 { 0x03, 0x0002 },
56 { 0x04, 0xaf01 },
57 { 0x08, 0x000d },
58 { 0x09, 0xd810 },
59 { 0x0a, 0x0120 },
60 { 0x0b, 0x0000 },
61 { 0x0d, 0x2800 },
62 { 0x0f, 0x0000 },
63 { 0x19, 0x0a17 },
64 { 0x20, 0x0020 },
65 { 0x33, 0x0208 },
66 { 0x46, 0x0300 },
67 { 0x49, 0x0004 },
68 { 0x4f, 0x50e9 },
69 { 0x50, 0x2000 },
70 { 0x63, 0x2902 },
71 { 0x67, 0x1111 },
72 { 0x68, 0x1016 },
73 { 0x69, 0x273f },
74};
75#define INDEX_CACHE_SIZE ARRAY_SIZE(rt298_index_def)
76
77static const struct reg_default rt298_reg[] = {
78 { 0x00170500, 0x00000400 },
79 { 0x00220000, 0x00000031 },
80 { 0x00239000, 0x0000007f },
81 { 0x0023a000, 0x0000007f },
82 { 0x00270500, 0x00000400 },
83 { 0x00370500, 0x00000400 },
84 { 0x00870500, 0x00000400 },
85 { 0x00920000, 0x00000031 },
86 { 0x00935000, 0x000000c3 },
87 { 0x00936000, 0x000000c3 },
88 { 0x00970500, 0x00000400 },
89 { 0x00b37000, 0x00000097 },
90 { 0x00b37200, 0x00000097 },
91 { 0x00b37300, 0x00000097 },
92 { 0x00c37000, 0x00000000 },
93 { 0x00c37100, 0x00000080 },
94 { 0x01270500, 0x00000400 },
95 { 0x01370500, 0x00000400 },
96 { 0x01371f00, 0x411111f0 },
97 { 0x01439000, 0x00000080 },
98 { 0x0143a000, 0x00000080 },
99 { 0x01470700, 0x00000000 },
100 { 0x01470500, 0x00000400 },
101 { 0x01470c00, 0x00000000 },
102 { 0x01470100, 0x00000000 },
103 { 0x01837000, 0x00000000 },
104 { 0x01870500, 0x00000400 },
105 { 0x02050000, 0x00000000 },
106 { 0x02139000, 0x00000080 },
107 { 0x0213a000, 0x00000080 },
108 { 0x02170100, 0x00000000 },
109 { 0x02170500, 0x00000400 },
110 { 0x02170700, 0x00000000 },
111 { 0x02270100, 0x00000000 },
112 { 0x02370100, 0x00000000 },
113 { 0x01870700, 0x00000020 },
114 { 0x00830000, 0x000000c3 },
115 { 0x00930000, 0x000000c3 },
116 { 0x01270700, 0x00000000 },
117};
118
119static bool rt298_volatile_register(struct device *dev, unsigned int reg)
120{
121 switch (reg) {
122 case 0 ... 0xff:
123 case RT298_GET_PARAM(AC_NODE_ROOT, AC_PAR_VENDOR_ID):
124 case RT298_GET_HP_SENSE:
125 case RT298_GET_MIC1_SENSE:
126 case RT298_PROC_COEF:
127 case VERB_CMD(AC_VERB_GET_EAPD_BTLENABLE, RT298_MIC1, 0):
128 case VERB_CMD(AC_VERB_GET_EAPD_BTLENABLE, RT298_SPK_OUT, 0):
129 case VERB_CMD(AC_VERB_GET_EAPD_BTLENABLE, RT298_HP_OUT, 0):
130 return true;
131 default:
132 return true;
133 }
134
135
136}
137
138static bool rt298_readable_register(struct device *dev, unsigned int reg)
139{
140 switch (reg) {
141 case 0 ... 0xff:
142 case RT298_GET_PARAM(AC_NODE_ROOT, AC_PAR_VENDOR_ID):
143 case RT298_GET_HP_SENSE:
144 case RT298_GET_MIC1_SENSE:
145 case RT298_SET_AUDIO_POWER:
146 case RT298_SET_HPO_POWER:
147 case RT298_SET_SPK_POWER:
148 case RT298_SET_DMIC1_POWER:
149 case RT298_SPK_MUX:
150 case RT298_HPO_MUX:
151 case RT298_ADC0_MUX:
152 case RT298_ADC1_MUX:
153 case RT298_SET_MIC1:
154 case RT298_SET_PIN_HPO:
155 case RT298_SET_PIN_SPK:
156 case RT298_SET_PIN_DMIC1:
157 case RT298_SPK_EAPD:
158 case RT298_SET_AMP_GAIN_HPO:
159 case RT298_SET_DMIC2_DEFAULT:
160 case RT298_DACL_GAIN:
161 case RT298_DACR_GAIN:
162 case RT298_ADCL_GAIN:
163 case RT298_ADCR_GAIN:
164 case RT298_MIC_GAIN:
165 case RT298_SPOL_GAIN:
166 case RT298_SPOR_GAIN:
167 case RT298_HPOL_GAIN:
168 case RT298_HPOR_GAIN:
169 case RT298_F_DAC_SWITCH:
170 case RT298_F_RECMIX_SWITCH:
171 case RT298_REC_MIC_SWITCH:
172 case RT298_REC_I2S_SWITCH:
173 case RT298_REC_LINE_SWITCH:
174 case RT298_REC_BEEP_SWITCH:
175 case RT298_DAC_FORMAT:
176 case RT298_ADC_FORMAT:
177 case RT298_COEF_INDEX:
178 case RT298_PROC_COEF:
179 case RT298_SET_AMP_GAIN_ADC_IN1:
180 case RT298_SET_AMP_GAIN_ADC_IN2:
181 case RT298_SET_POWER(RT298_DAC_OUT1):
182 case RT298_SET_POWER(RT298_DAC_OUT2):
183 case RT298_SET_POWER(RT298_ADC_IN1):
184 case RT298_SET_POWER(RT298_ADC_IN2):
185 case RT298_SET_POWER(RT298_DMIC2):
186 case RT298_SET_POWER(RT298_MIC1):
187 case VERB_CMD(AC_VERB_GET_EAPD_BTLENABLE, RT298_MIC1, 0):
188 case VERB_CMD(AC_VERB_GET_EAPD_BTLENABLE, RT298_SPK_OUT, 0):
189 case VERB_CMD(AC_VERB_GET_EAPD_BTLENABLE, RT298_HP_OUT, 0):
190 return true;
191 default:
192 return false;
193 }
194}
195
196#ifdef CONFIG_PM
197static void rt298_index_sync(struct snd_soc_codec *codec)
198{
199 struct rt298_priv *rt298 = snd_soc_codec_get_drvdata(codec);
200 int i;
201
202 for (i = 0; i < INDEX_CACHE_SIZE; i++) {
203 snd_soc_write(codec, rt298->index_cache[i].reg,
204 rt298->index_cache[i].def);
205 }
206}
207#endif
208
209static int rt298_support_power_controls[] = {
210 RT298_DAC_OUT1,
211 RT298_DAC_OUT2,
212 RT298_ADC_IN1,
213 RT298_ADC_IN2,
214 RT298_MIC1,
215 RT298_DMIC1,
216 RT298_DMIC2,
217 RT298_SPK_OUT,
218 RT298_HP_OUT,
219};
220#define RT298_POWER_REG_LEN ARRAY_SIZE(rt298_support_power_controls)
221
222static int rt298_jack_detect(struct rt298_priv *rt298, bool *hp, bool *mic)
223{
224 struct snd_soc_dapm_context *dapm;
225 unsigned int val, buf;
226
227 *hp = false;
228 *mic = false;
229
230 if (!rt298->codec)
231 return -EINVAL;
232
233 dapm = snd_soc_codec_get_dapm(rt298->codec);
234
235 if (rt298->pdata.cbj_en) {
236 regmap_read(rt298->regmap, RT298_GET_HP_SENSE, &buf);
237 *hp = buf & 0x80000000;
238 if (*hp == rt298->is_hp_in)
239 return -1;
240 rt298->is_hp_in = *hp;
241 if (*hp) {
242 /* power on HV,VERF */
243 regmap_update_bits(rt298->regmap,
244 RT298_DC_GAIN, 0x200, 0x200);
245
246 snd_soc_dapm_force_enable_pin(dapm, "HV");
247 snd_soc_dapm_force_enable_pin(dapm, "VREF");
248 /* power LDO1 */
249 snd_soc_dapm_force_enable_pin(dapm, "LDO1");
250 snd_soc_dapm_sync(dapm);
251
252 regmap_write(rt298->regmap, RT298_SET_MIC1, 0x24);
253 msleep(50);
254
255 regmap_update_bits(rt298->regmap,
256 RT298_CBJ_CTRL1, 0xfcc0, 0xd400);
257 msleep(300);
258 regmap_read(rt298->regmap, RT298_CBJ_CTRL2, &val);
259
260 if (0x0070 == (val & 0x0070)) {
261 *mic = true;
262 } else {
263 regmap_update_bits(rt298->regmap,
264 RT298_CBJ_CTRL1, 0xfcc0, 0xe400);
265 msleep(300);
266 regmap_read(rt298->regmap,
267 RT298_CBJ_CTRL2, &val);
268 if (0x0070 == (val & 0x0070))
269 *mic = true;
270 else
271 *mic = false;
272 }
273 regmap_update_bits(rt298->regmap,
274 RT298_DC_GAIN, 0x200, 0x0);
275
276 } else {
277 *mic = false;
278 regmap_write(rt298->regmap, RT298_SET_MIC1, 0x20);
279 }
280 } else {
281 regmap_read(rt298->regmap, RT298_GET_HP_SENSE, &buf);
282 *hp = buf & 0x80000000;
283 regmap_read(rt298->regmap, RT298_GET_MIC1_SENSE, &buf);
284 *mic = buf & 0x80000000;
285 }
286
287 snd_soc_dapm_disable_pin(dapm, "HV");
288 snd_soc_dapm_disable_pin(dapm, "VREF");
289 if (!*hp)
290 snd_soc_dapm_disable_pin(dapm, "LDO1");
291 snd_soc_dapm_sync(dapm);
292
293 pr_debug("*hp = %d *mic = %d\n", *hp, *mic);
294
295 return 0;
296}
297
298static void rt298_jack_detect_work(struct work_struct *work)
299{
300 struct rt298_priv *rt298 =
301 container_of(work, struct rt298_priv, jack_detect_work.work);
302 int status = 0;
303 bool hp = false;
304 bool mic = false;
305
306 if (rt298_jack_detect(rt298, &hp, &mic) < 0)
307 return;
308
309 if (hp == true)
310 status |= SND_JACK_HEADPHONE;
311
312 if (mic == true)
313 status |= SND_JACK_MICROPHONE;
314
315 snd_soc_jack_report(rt298->jack, status,
316 SND_JACK_MICROPHONE | SND_JACK_HEADPHONE);
317}
318
319int rt298_mic_detect(struct snd_soc_codec *codec, struct snd_soc_jack *jack)
320{
321 struct rt298_priv *rt298 = snd_soc_codec_get_drvdata(codec);
322
323 rt298->jack = jack;
324
325 /* Send an initial empty report */
326 snd_soc_jack_report(rt298->jack, 0,
327 SND_JACK_MICROPHONE | SND_JACK_HEADPHONE);
328
329 return 0;
330}
331EXPORT_SYMBOL_GPL(rt298_mic_detect);
332
333static int is_mclk_mode(struct snd_soc_dapm_widget *source,
334 struct snd_soc_dapm_widget *sink)
335{
336 struct snd_soc_codec *codec = snd_soc_dapm_to_codec(source->dapm);
337 struct rt298_priv *rt298 = snd_soc_codec_get_drvdata(codec);
338
339 if (rt298->clk_id == RT298_SCLK_S_MCLK)
340 return 1;
341 else
342 return 0;
343}
344
345static const DECLARE_TLV_DB_SCALE(out_vol_tlv, -6350, 50, 0);
346static const DECLARE_TLV_DB_SCALE(mic_vol_tlv, 0, 1000, 0);
347
348static const struct snd_kcontrol_new rt298_snd_controls[] = {
349 SOC_DOUBLE_R_TLV("DAC0 Playback Volume", RT298_DACL_GAIN,
350 RT298_DACR_GAIN, 0, 0x7f, 0, out_vol_tlv),
351 SOC_DOUBLE_R_TLV("ADC0 Capture Volume", RT298_ADCL_GAIN,
352 RT298_ADCR_GAIN, 0, 0x7f, 0, out_vol_tlv),
353 SOC_SINGLE_TLV("AMIC Volume", RT298_MIC_GAIN,
354 0, 0x3, 0, mic_vol_tlv),
355 SOC_DOUBLE_R("Speaker Playback Switch", RT298_SPOL_GAIN,
356 RT298_SPOR_GAIN, RT298_MUTE_SFT, 1, 1),
357};
358
359/* Digital Mixer */
360static const struct snd_kcontrol_new rt298_front_mix[] = {
361 SOC_DAPM_SINGLE("DAC Switch", RT298_F_DAC_SWITCH,
362 RT298_MUTE_SFT, 1, 1),
363 SOC_DAPM_SINGLE("RECMIX Switch", RT298_F_RECMIX_SWITCH,
364 RT298_MUTE_SFT, 1, 1),
365};
366
367/* Analog Input Mixer */
368static const struct snd_kcontrol_new rt298_rec_mix[] = {
369 SOC_DAPM_SINGLE("Mic1 Switch", RT298_REC_MIC_SWITCH,
370 RT298_MUTE_SFT, 1, 1),
371 SOC_DAPM_SINGLE("I2S Switch", RT298_REC_I2S_SWITCH,
372 RT298_MUTE_SFT, 1, 1),
373 SOC_DAPM_SINGLE("Line1 Switch", RT298_REC_LINE_SWITCH,
374 RT298_MUTE_SFT, 1, 1),
375 SOC_DAPM_SINGLE("Beep Switch", RT298_REC_BEEP_SWITCH,
376 RT298_MUTE_SFT, 1, 1),
377};
378
379static const struct snd_kcontrol_new spo_enable_control =
380 SOC_DAPM_SINGLE("Switch", RT298_SET_PIN_SPK,
381 RT298_SET_PIN_SFT, 1, 0);
382
383static const struct snd_kcontrol_new hpol_enable_control =
384 SOC_DAPM_SINGLE_AUTODISABLE("Switch", RT298_HPOL_GAIN,
385 RT298_MUTE_SFT, 1, 1);
386
387static const struct snd_kcontrol_new hpor_enable_control =
388 SOC_DAPM_SINGLE_AUTODISABLE("Switch", RT298_HPOR_GAIN,
389 RT298_MUTE_SFT, 1, 1);
390
391/* ADC0 source */
392static const char * const rt298_adc_src[] = {
393 "Mic", "RECMIX", "Dmic"
394};
395
396static const int rt298_adc_values[] = {
397 0, 4, 5,
398};
399
400static SOC_VALUE_ENUM_SINGLE_DECL(
401 rt298_adc0_enum, RT298_ADC0_MUX, RT298_ADC_SEL_SFT,
402 RT298_ADC_SEL_MASK, rt298_adc_src, rt298_adc_values);
403
404static const struct snd_kcontrol_new rt298_adc0_mux =
405 SOC_DAPM_ENUM("ADC 0 source", rt298_adc0_enum);
406
407static SOC_VALUE_ENUM_SINGLE_DECL(
408 rt298_adc1_enum, RT298_ADC1_MUX, RT298_ADC_SEL_SFT,
409 RT298_ADC_SEL_MASK, rt298_adc_src, rt298_adc_values);
410
411static const struct snd_kcontrol_new rt298_adc1_mux =
412 SOC_DAPM_ENUM("ADC 1 source", rt298_adc1_enum);
413
414static const char * const rt298_dac_src[] = {
415 "Front", "Surround"
416};
417/* HP-OUT source */
418static SOC_ENUM_SINGLE_DECL(rt298_hpo_enum, RT298_HPO_MUX,
419 0, rt298_dac_src);
420
421static const struct snd_kcontrol_new rt298_hpo_mux =
422SOC_DAPM_ENUM("HPO source", rt298_hpo_enum);
423
424/* SPK-OUT source */
425static SOC_ENUM_SINGLE_DECL(rt298_spo_enum, RT298_SPK_MUX,
426 0, rt298_dac_src);
427
428static const struct snd_kcontrol_new rt298_spo_mux =
429SOC_DAPM_ENUM("SPO source", rt298_spo_enum);
430
431static int rt298_spk_event(struct snd_soc_dapm_widget *w,
432 struct snd_kcontrol *kcontrol, int event)
433{
434 struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
435
436 switch (event) {
437 case SND_SOC_DAPM_POST_PMU:
438 snd_soc_write(codec,
439 RT298_SPK_EAPD, RT298_SET_EAPD_HIGH);
440 break;
441 case SND_SOC_DAPM_PRE_PMD:
442 snd_soc_write(codec,
443 RT298_SPK_EAPD, RT298_SET_EAPD_LOW);
444 break;
445
446 default:
447 return 0;
448 }
449
450 return 0;
451}
452
453static int rt298_set_dmic1_event(struct snd_soc_dapm_widget *w,
454 struct snd_kcontrol *kcontrol, int event)
455{
456 struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
457
458 switch (event) {
459 case SND_SOC_DAPM_POST_PMU:
460 snd_soc_write(codec, RT298_SET_PIN_DMIC1, 0x20);
461 break;
462 case SND_SOC_DAPM_PRE_PMD:
463 snd_soc_write(codec, RT298_SET_PIN_DMIC1, 0);
464 break;
465 default:
466 return 0;
467 }
468
469 return 0;
470}
471
472static int rt298_adc_event(struct snd_soc_dapm_widget *w,
473 struct snd_kcontrol *kcontrol, int event)
474{
475 struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
476 unsigned int nid;
477
478 nid = (w->reg >> 20) & 0xff;
479
480 switch (event) {
481 case SND_SOC_DAPM_POST_PMU:
482 snd_soc_update_bits(codec,
483 VERB_CMD(AC_VERB_SET_AMP_GAIN_MUTE, nid, 0),
484 0x7080, 0x7000);
485 break;
486 case SND_SOC_DAPM_PRE_PMD:
487 snd_soc_update_bits(codec,
488 VERB_CMD(AC_VERB_SET_AMP_GAIN_MUTE, nid, 0),
489 0x7080, 0x7080);
490 break;
491 default:
492 return 0;
493 }
494
495 return 0;
496}
497
498static int rt298_mic1_event(struct snd_soc_dapm_widget *w,
499 struct snd_kcontrol *kcontrol, int event)
500{
501 struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
502
503 switch (event) {
504 case SND_SOC_DAPM_PRE_PMU:
505 snd_soc_update_bits(codec,
506 RT298_A_BIAS_CTRL3, 0xc000, 0x8000);
507 snd_soc_update_bits(codec,
508 RT298_A_BIAS_CTRL2, 0xc000, 0x8000);
509 break;
510 case SND_SOC_DAPM_POST_PMD:
511 snd_soc_update_bits(codec,
512 RT298_A_BIAS_CTRL3, 0xc000, 0x0000);
513 snd_soc_update_bits(codec,
514 RT298_A_BIAS_CTRL2, 0xc000, 0x0000);
515 break;
516 default:
517 return 0;
518 }
519
520 return 0;
521}
522
523static int rt298_vref_event(struct snd_soc_dapm_widget *w,
524 struct snd_kcontrol *kcontrol, int event)
525{
526 struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
527
528 switch (event) {
529 case SND_SOC_DAPM_PRE_PMU:
530 snd_soc_update_bits(codec,
531 RT298_CBJ_CTRL1, 0x0400, 0x0000);
532 mdelay(50);
533 break;
534 default:
535 return 0;
536 }
537
538 return 0;
539}
540
541static const struct snd_soc_dapm_widget rt298_dapm_widgets[] = {
542
543 SND_SOC_DAPM_SUPPLY_S("HV", 1, RT298_POWER_CTRL1,
544 12, 1, NULL, 0),
545 SND_SOC_DAPM_SUPPLY("VREF", RT298_POWER_CTRL1,
546 0, 1, rt298_vref_event, SND_SOC_DAPM_PRE_PMU),
547 SND_SOC_DAPM_SUPPLY_S("BG_MBIAS", 1, RT298_POWER_CTRL2,
548 1, 0, NULL, 0),
549 SND_SOC_DAPM_SUPPLY_S("LDO1", 1, RT298_POWER_CTRL2,
550 2, 0, NULL, 0),
551 SND_SOC_DAPM_SUPPLY_S("LDO2", 1, RT298_POWER_CTRL2,
552 3, 0, NULL, 0),
553 SND_SOC_DAPM_SUPPLY_S("VREF1", 1, RT298_POWER_CTRL2,
554 4, 1, NULL, 0),
555 SND_SOC_DAPM_SUPPLY_S("LV", 2, RT298_POWER_CTRL1,
556 13, 1, NULL, 0),
557
558
559 SND_SOC_DAPM_SUPPLY("MCLK MODE", RT298_PLL_CTRL1,
560 5, 0, NULL, 0),
561 SND_SOC_DAPM_SUPPLY("MIC1 Input Buffer", SND_SOC_NOPM,
562 0, 0, rt298_mic1_event, SND_SOC_DAPM_PRE_PMU |
563 SND_SOC_DAPM_POST_PMD),
564
565 /* Input Lines */
566 SND_SOC_DAPM_INPUT("DMIC1 Pin"),
567 SND_SOC_DAPM_INPUT("DMIC2 Pin"),
568 SND_SOC_DAPM_INPUT("MIC1"),
569 SND_SOC_DAPM_INPUT("LINE1"),
570 SND_SOC_DAPM_INPUT("Beep"),
571
572 /* DMIC */
573 SND_SOC_DAPM_PGA_E("DMIC1", RT298_SET_POWER(RT298_DMIC1), 0, 1,
574 NULL, 0, rt298_set_dmic1_event,
575 SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMU),
576 SND_SOC_DAPM_PGA("DMIC2", RT298_SET_POWER(RT298_DMIC2), 0, 1,
577 NULL, 0),
578 SND_SOC_DAPM_SUPPLY("DMIC Receiver", SND_SOC_NOPM,
579 0, 0, NULL, 0),
580
581 /* REC Mixer */
582 SND_SOC_DAPM_MIXER("RECMIX", SND_SOC_NOPM, 0, 0,
583 rt298_rec_mix, ARRAY_SIZE(rt298_rec_mix)),
584
585 /* ADCs */
586 SND_SOC_DAPM_ADC("ADC 0", NULL, SND_SOC_NOPM, 0, 0),
587 SND_SOC_DAPM_ADC("ADC 1", NULL, SND_SOC_NOPM, 0, 0),
588
589 /* ADC Mux */
590 SND_SOC_DAPM_MUX_E("ADC 0 Mux", RT298_SET_POWER(RT298_ADC_IN1), 0, 1,
591 &rt298_adc0_mux, rt298_adc_event, SND_SOC_DAPM_PRE_PMD |
592 SND_SOC_DAPM_POST_PMU),
593 SND_SOC_DAPM_MUX_E("ADC 1 Mux", RT298_SET_POWER(RT298_ADC_IN2), 0, 1,
594 &rt298_adc1_mux, rt298_adc_event, SND_SOC_DAPM_PRE_PMD |
595 SND_SOC_DAPM_POST_PMU),
596
597 /* Audio Interface */
598 SND_SOC_DAPM_AIF_IN("AIF1RX", "AIF1 Playback", 0, SND_SOC_NOPM, 0, 0),
599 SND_SOC_DAPM_AIF_OUT("AIF1TX", "AIF1 Capture", 0, SND_SOC_NOPM, 0, 0),
600 SND_SOC_DAPM_AIF_IN("AIF2RX", "AIF2 Playback", 0, SND_SOC_NOPM, 0, 0),
601 SND_SOC_DAPM_AIF_OUT("AIF2TX", "AIF2 Capture", 0, SND_SOC_NOPM, 0, 0),
602
603 /* Output Side */
604 /* DACs */
605 SND_SOC_DAPM_DAC("DAC 0", NULL, SND_SOC_NOPM, 0, 0),
606 SND_SOC_DAPM_DAC("DAC 1", NULL, SND_SOC_NOPM, 0, 0),
607
608 /* Output Mux */
609 SND_SOC_DAPM_MUX("SPK Mux", SND_SOC_NOPM, 0, 0, &rt298_spo_mux),
610 SND_SOC_DAPM_MUX("HPO Mux", SND_SOC_NOPM, 0, 0, &rt298_hpo_mux),
611
612 SND_SOC_DAPM_SUPPLY("HP Power", RT298_SET_PIN_HPO,
613 RT298_SET_PIN_SFT, 0, NULL, 0),
614
615 /* Output Mixer */
616 SND_SOC_DAPM_MIXER("Front", RT298_SET_POWER(RT298_DAC_OUT1), 0, 1,
617 rt298_front_mix, ARRAY_SIZE(rt298_front_mix)),
618 SND_SOC_DAPM_PGA("Surround", RT298_SET_POWER(RT298_DAC_OUT2), 0, 1,
619 NULL, 0),
620
621 /* Output Pga */
622 SND_SOC_DAPM_SWITCH_E("SPO", SND_SOC_NOPM, 0, 0,
623 &spo_enable_control, rt298_spk_event,
624 SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMU),
625 SND_SOC_DAPM_SWITCH("HPO L", SND_SOC_NOPM, 0, 0,
626 &hpol_enable_control),
627 SND_SOC_DAPM_SWITCH("HPO R", SND_SOC_NOPM, 0, 0,
628 &hpor_enable_control),
629
630 /* Output Lines */
631 SND_SOC_DAPM_OUTPUT("SPOL"),
632 SND_SOC_DAPM_OUTPUT("SPOR"),
633 SND_SOC_DAPM_OUTPUT("HPO Pin"),
634 SND_SOC_DAPM_OUTPUT("SPDIF"),
635};
636
637static const struct snd_soc_dapm_route rt298_dapm_routes[] = {
638
639 {"ADC 0", NULL, "MCLK MODE", is_mclk_mode},
640 {"ADC 1", NULL, "MCLK MODE", is_mclk_mode},
641 {"Front", NULL, "MCLK MODE", is_mclk_mode},
642 {"Surround", NULL, "MCLK MODE", is_mclk_mode},
643
644 {"HP Power", NULL, "LDO1"},
645 {"HP Power", NULL, "LDO2"},
646 {"HP Power", NULL, "LV"},
647 {"HP Power", NULL, "VREF1"},
648 {"HP Power", NULL, "BG_MBIAS"},
649
650 {"MIC1", NULL, "LDO1"},
651 {"MIC1", NULL, "LDO2"},
652 {"MIC1", NULL, "HV"},
653 {"MIC1", NULL, "LV"},
654 {"MIC1", NULL, "VREF"},
655 {"MIC1", NULL, "VREF1"},
656 {"MIC1", NULL, "BG_MBIAS"},
657 {"MIC1", NULL, "MIC1 Input Buffer"},
658
659 {"SPO", NULL, "LDO1"},
660 {"SPO", NULL, "LDO2"},
661 {"SPO", NULL, "HV"},
662 {"SPO", NULL, "LV"},
663 {"SPO", NULL, "VREF"},
664 {"SPO", NULL, "VREF1"},
665 {"SPO", NULL, "BG_MBIAS"},
666
667 {"DMIC1", NULL, "DMIC1 Pin"},
668 {"DMIC2", NULL, "DMIC2 Pin"},
669 {"DMIC1", NULL, "DMIC Receiver"},
670 {"DMIC2", NULL, "DMIC Receiver"},
671
672 {"RECMIX", "Beep Switch", "Beep"},
673 {"RECMIX", "Line1 Switch", "LINE1"},
674 {"RECMIX", "Mic1 Switch", "MIC1"},
675
676 {"ADC 0 Mux", "Dmic", "DMIC1"},
677 {"ADC 0 Mux", "RECMIX", "RECMIX"},
678 {"ADC 0 Mux", "Mic", "MIC1"},
679 {"ADC 1 Mux", "Dmic", "DMIC2"},
680 {"ADC 1 Mux", "RECMIX", "RECMIX"},
681 {"ADC 1 Mux", "Mic", "MIC1"},
682
683 {"ADC 0", NULL, "ADC 0 Mux"},
684 {"ADC 1", NULL, "ADC 1 Mux"},
685
686 {"AIF1TX", NULL, "ADC 0"},
687 {"AIF2TX", NULL, "ADC 1"},
688
689 {"DAC 0", NULL, "AIF1RX"},
690 {"DAC 1", NULL, "AIF2RX"},
691
692 {"Front", "DAC Switch", "DAC 0"},
693 {"Front", "RECMIX Switch", "RECMIX"},
694
695 {"Surround", NULL, "DAC 1"},
696
697 {"SPK Mux", "Front", "Front"},
698 {"SPK Mux", "Surround", "Surround"},
699
700 {"HPO Mux", "Front", "Front"},
701 {"HPO Mux", "Surround", "Surround"},
702
703 {"SPO", "Switch", "SPK Mux"},
704 {"HPO L", "Switch", "HPO Mux"},
705 {"HPO R", "Switch", "HPO Mux"},
706 {"HPO L", NULL, "HP Power"},
707 {"HPO R", NULL, "HP Power"},
708
709 {"SPOL", NULL, "SPO"},
710 {"SPOR", NULL, "SPO"},
711 {"HPO Pin", NULL, "HPO L"},
712 {"HPO Pin", NULL, "HPO R"},
713};
714
715static int rt298_hw_params(struct snd_pcm_substream *substream,
716 struct snd_pcm_hw_params *params,
717 struct snd_soc_dai *dai)
718{
719 struct snd_soc_codec *codec = dai->codec;
720 struct rt298_priv *rt298 = snd_soc_codec_get_drvdata(codec);
721 unsigned int val = 0;
722 int d_len_code;
723
724 switch (params_rate(params)) {
725 /* bit 14 0:48K 1:44.1K */
726 case 44100:
727 case 48000:
728 break;
729 default:
730 dev_err(codec->dev, "Unsupported sample rate %d\n",
731 params_rate(params));
732 return -EINVAL;
733 }
734 switch (rt298->sys_clk) {
735 case 12288000:
736 case 24576000:
737 if (params_rate(params) != 48000) {
738 dev_err(codec->dev, "Sys_clk is not matched (%d %d)\n",
739 params_rate(params), rt298->sys_clk);
740 return -EINVAL;
741 }
742 break;
743 case 11289600:
744 case 22579200:
745 if (params_rate(params) != 44100) {
746 dev_err(codec->dev, "Sys_clk is not matched (%d %d)\n",
747 params_rate(params), rt298->sys_clk);
748 return -EINVAL;
749 }
750 break;
751 }
752
753 if (params_channels(params) <= 16) {
754 /* bit 3:0 Number of Channel */
755 val |= (params_channels(params) - 1);
756 } else {
757 dev_err(codec->dev, "Unsupported channels %d\n",
758 params_channels(params));
759 return -EINVAL;
760 }
761
762 d_len_code = 0;
763 switch (params_width(params)) {
764 /* bit 6:4 Bits per Sample */
765 case 16:
766 d_len_code = 0;
767 val |= (0x1 << 4);
768 break;
769 case 32:
770 d_len_code = 2;
771 val |= (0x4 << 4);
772 break;
773 case 20:
774 d_len_code = 1;
775 val |= (0x2 << 4);
776 break;
777 case 24:
778 d_len_code = 2;
779 val |= (0x3 << 4);
780 break;
781 case 8:
782 d_len_code = 3;
783 break;
784 default:
785 return -EINVAL;
786 }
787
788 snd_soc_update_bits(codec,
789 RT298_I2S_CTRL1, 0x0018, d_len_code << 3);
790 dev_dbg(codec->dev, "format val = 0x%x\n", val);
791
792 snd_soc_update_bits(codec, RT298_DAC_FORMAT, 0x407f, val);
793 snd_soc_update_bits(codec, RT298_ADC_FORMAT, 0x407f, val);
794
795 return 0;
796}
797
798static int rt298_set_dai_fmt(struct snd_soc_dai *dai, unsigned int fmt)
799{
800 struct snd_soc_codec *codec = dai->codec;
801
802 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
803 case SND_SOC_DAIFMT_CBM_CFM:
804 snd_soc_update_bits(codec,
805 RT298_I2S_CTRL1, 0x800, 0x800);
806 break;
807 case SND_SOC_DAIFMT_CBS_CFS:
808 snd_soc_update_bits(codec,
809 RT298_I2S_CTRL1, 0x800, 0x0);
810 break;
811 default:
812 return -EINVAL;
813 }
814
815 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
816 case SND_SOC_DAIFMT_I2S:
817 snd_soc_update_bits(codec,
818 RT298_I2S_CTRL1, 0x300, 0x0);
819 break;
820 case SND_SOC_DAIFMT_LEFT_J:
821 snd_soc_update_bits(codec,
822 RT298_I2S_CTRL1, 0x300, 0x1 << 8);
823 break;
824 case SND_SOC_DAIFMT_DSP_A:
825 snd_soc_update_bits(codec,
826 RT298_I2S_CTRL1, 0x300, 0x2 << 8);
827 break;
828 case SND_SOC_DAIFMT_DSP_B:
829 snd_soc_update_bits(codec,
830 RT298_I2S_CTRL1, 0x300, 0x3 << 8);
831 break;
832 default:
833 return -EINVAL;
834 }
835 /* bit 15 Stream Type 0:PCM 1:Non-PCM */
836 snd_soc_update_bits(codec, RT298_DAC_FORMAT, 0x8000, 0);
837 snd_soc_update_bits(codec, RT298_ADC_FORMAT, 0x8000, 0);
838
839 return 0;
840}
841
842static int rt298_set_dai_sysclk(struct snd_soc_dai *dai,
843 int clk_id, unsigned int freq, int dir)
844{
845 struct snd_soc_codec *codec = dai->codec;
846 struct rt298_priv *rt298 = snd_soc_codec_get_drvdata(codec);
847
848 dev_dbg(codec->dev, "%s freq=%d\n", __func__, freq);
849
850 if (RT298_SCLK_S_MCLK == clk_id) {
851 snd_soc_update_bits(codec,
852 RT298_I2S_CTRL2, 0x0100, 0x0);
853 snd_soc_update_bits(codec,
854 RT298_PLL_CTRL1, 0x20, 0x20);
855 } else {
856 snd_soc_update_bits(codec,
857 RT298_I2S_CTRL2, 0x0100, 0x0100);
858 snd_soc_update_bits(codec,
859 RT298_PLL_CTRL, 0x4, 0x4);
860 snd_soc_update_bits(codec,
861 RT298_PLL_CTRL1, 0x20, 0x0);
862 }
863
864 switch (freq) {
865 case 19200000:
866 if (RT298_SCLK_S_MCLK == clk_id) {
867 dev_err(codec->dev, "Should not use MCLK\n");
868 return -EINVAL;
869 }
870 snd_soc_update_bits(codec,
871 RT298_I2S_CTRL2, 0x40, 0x40);
872 break;
873 case 24000000:
874 if (RT298_SCLK_S_MCLK == clk_id) {
875 dev_err(codec->dev, "Should not use MCLK\n");
876 return -EINVAL;
877 }
878 snd_soc_update_bits(codec,
879 RT298_I2S_CTRL2, 0x40, 0x0);
880 break;
881 case 12288000:
882 case 11289600:
883 snd_soc_update_bits(codec,
884 RT298_I2S_CTRL2, 0x8, 0x0);
885 snd_soc_update_bits(codec,
886 RT298_CLK_DIV, 0xfc1e, 0x0004);
887 break;
888 case 24576000:
889 case 22579200:
890 snd_soc_update_bits(codec,
891 RT298_I2S_CTRL2, 0x8, 0x8);
892 snd_soc_update_bits(codec,
893 RT298_CLK_DIV, 0xfc1e, 0x5406);
894 break;
895 default:
896 dev_err(codec->dev, "Unsupported system clock\n");
897 return -EINVAL;
898 }
899
900 rt298->sys_clk = freq;
901 rt298->clk_id = clk_id;
902
903 return 0;
904}
905
906static int rt298_set_bclk_ratio(struct snd_soc_dai *dai, unsigned int ratio)
907{
908 struct snd_soc_codec *codec = dai->codec;
909
910 dev_dbg(codec->dev, "%s ratio=%d\n", __func__, ratio);
911 if (50 == ratio)
912 snd_soc_update_bits(codec,
913 RT298_I2S_CTRL1, 0x1000, 0x1000);
914 else
915 snd_soc_update_bits(codec,
916 RT298_I2S_CTRL1, 0x1000, 0x0);
917
918
919 return 0;
920}
921
922static int rt298_set_bias_level(struct snd_soc_codec *codec,
923 enum snd_soc_bias_level level)
924{
925 switch (level) {
926 case SND_SOC_BIAS_PREPARE:
927 if (SND_SOC_BIAS_STANDBY ==
928 snd_soc_codec_get_bias_level(codec)) {
929 snd_soc_write(codec,
930 RT298_SET_AUDIO_POWER, AC_PWRST_D0);
931 snd_soc_update_bits(codec, 0x0d, 0x200, 0x200);
932 snd_soc_update_bits(codec, 0x52, 0x80, 0x0);
933 mdelay(20);
934 snd_soc_update_bits(codec, 0x0d, 0x200, 0x0);
935 snd_soc_update_bits(codec, 0x52, 0x80, 0x80);
936 }
937 break;
938
939 case SND_SOC_BIAS_ON:
940 mdelay(30);
941 snd_soc_update_bits(codec,
942 RT298_CBJ_CTRL1, 0x0400, 0x0400);
943
944 break;
945
946 case SND_SOC_BIAS_STANDBY:
947 snd_soc_write(codec,
948 RT298_SET_AUDIO_POWER, AC_PWRST_D3);
949 snd_soc_update_bits(codec,
950 RT298_CBJ_CTRL1, 0x0400, 0x0000);
951 break;
952
953 default:
954 break;
955 }
956
957 return 0;
958}
959
960static irqreturn_t rt298_irq(int irq, void *data)
961{
962 struct rt298_priv *rt298 = data;
963 bool hp = false;
964 bool mic = false;
965 int ret, status = 0;
966
967 ret = rt298_jack_detect(rt298, &hp, &mic);
968
969 /* Clear IRQ */
970 regmap_update_bits(rt298->regmap, RT298_IRQ_CTRL, 0x1, 0x1);
971
972 if (ret == 0) {
973 if (hp == true)
974 status |= SND_JACK_HEADPHONE;
975
976 if (mic == true)
977 status |= SND_JACK_MICROPHONE;
978
979 snd_soc_jack_report(rt298->jack, status,
980 SND_JACK_MICROPHONE | SND_JACK_HEADPHONE);
981
982 pm_wakeup_event(&rt298->i2c->dev, 300);
983 }
984
985 return IRQ_HANDLED;
986}
987
988static int rt298_probe(struct snd_soc_codec *codec)
989{
990 struct rt298_priv *rt298 = snd_soc_codec_get_drvdata(codec);
991
992 rt298->codec = codec;
993
994 if (rt298->i2c->irq) {
995 regmap_update_bits(rt298->regmap,
996 RT298_IRQ_CTRL, 0x2, 0x2);
997
998 INIT_DELAYED_WORK(&rt298->jack_detect_work,
999 rt298_jack_detect_work);
1000 schedule_delayed_work(&rt298->jack_detect_work,
1001 msecs_to_jiffies(1250));
1002 }
1003
1004 return 0;
1005}
1006
1007static int rt298_remove(struct snd_soc_codec *codec)
1008{
1009 struct rt298_priv *rt298 = snd_soc_codec_get_drvdata(codec);
1010
1011 cancel_delayed_work_sync(&rt298->jack_detect_work);
1012
1013 return 0;
1014}
1015
1016#ifdef CONFIG_PM
1017static int rt298_suspend(struct snd_soc_codec *codec)
1018{
1019 struct rt298_priv *rt298 = snd_soc_codec_get_drvdata(codec);
1020
1021 rt298->is_hp_in = -1;
1022 regcache_cache_only(rt298->regmap, true);
1023 regcache_mark_dirty(rt298->regmap);
1024
1025 return 0;
1026}
1027
1028static int rt298_resume(struct snd_soc_codec *codec)
1029{
1030 struct rt298_priv *rt298 = snd_soc_codec_get_drvdata(codec);
1031
1032 regcache_cache_only(rt298->regmap, false);
1033 rt298_index_sync(codec);
1034 regcache_sync(rt298->regmap);
1035
1036 return 0;
1037}
1038#else
1039#define rt298_suspend NULL
1040#define rt298_resume NULL
1041#endif
1042
1043#define RT298_STEREO_RATES (SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000)
1044#define RT298_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \
1045 SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S8)
1046
1047static const struct snd_soc_dai_ops rt298_aif_dai_ops = {
1048 .hw_params = rt298_hw_params,
1049 .set_fmt = rt298_set_dai_fmt,
1050 .set_sysclk = rt298_set_dai_sysclk,
1051 .set_bclk_ratio = rt298_set_bclk_ratio,
1052};
1053
1054static struct snd_soc_dai_driver rt298_dai[] = {
1055 {
1056 .name = "rt298-aif1",
1057 .id = RT298_AIF1,
1058 .playback = {
1059 .stream_name = "AIF1 Playback",
1060 .channels_min = 1,
1061 .channels_max = 2,
1062 .rates = RT298_STEREO_RATES,
1063 .formats = RT298_FORMATS,
1064 },
1065 .capture = {
1066 .stream_name = "AIF1 Capture",
1067 .channels_min = 1,
1068 .channels_max = 2,
1069 .rates = RT298_STEREO_RATES,
1070 .formats = RT298_FORMATS,
1071 },
1072 .ops = &rt298_aif_dai_ops,
1073 .symmetric_rates = 1,
1074 },
1075 {
1076 .name = "rt298-aif2",
1077 .id = RT298_AIF2,
1078 .playback = {
1079 .stream_name = "AIF2 Playback",
1080 .channels_min = 1,
1081 .channels_max = 2,
1082 .rates = RT298_STEREO_RATES,
1083 .formats = RT298_FORMATS,
1084 },
1085 .capture = {
1086 .stream_name = "AIF2 Capture",
1087 .channels_min = 1,
1088 .channels_max = 2,
1089 .rates = RT298_STEREO_RATES,
1090 .formats = RT298_FORMATS,
1091 },
1092 .ops = &rt298_aif_dai_ops,
1093 .symmetric_rates = 1,
1094 },
1095
1096};
1097
1098static struct snd_soc_codec_driver soc_codec_dev_rt298 = {
1099 .probe = rt298_probe,
1100 .remove = rt298_remove,
1101 .suspend = rt298_suspend,
1102 .resume = rt298_resume,
1103 .set_bias_level = rt298_set_bias_level,
1104 .idle_bias_off = true,
1105 .controls = rt298_snd_controls,
1106 .num_controls = ARRAY_SIZE(rt298_snd_controls),
1107 .dapm_widgets = rt298_dapm_widgets,
1108 .num_dapm_widgets = ARRAY_SIZE(rt298_dapm_widgets),
1109 .dapm_routes = rt298_dapm_routes,
1110 .num_dapm_routes = ARRAY_SIZE(rt298_dapm_routes),
1111};
1112
1113static const struct regmap_config rt298_regmap = {
1114 .reg_bits = 32,
1115 .val_bits = 32,
1116 .max_register = 0x02370100,
1117 .volatile_reg = rt298_volatile_register,
1118 .readable_reg = rt298_readable_register,
1119 .reg_write = rl6347a_hw_write,
1120 .reg_read = rl6347a_hw_read,
1121 .cache_type = REGCACHE_RBTREE,
1122 .reg_defaults = rt298_reg,
1123 .num_reg_defaults = ARRAY_SIZE(rt298_reg),
1124};
1125
1126static const struct i2c_device_id rt298_i2c_id[] = {
1127 {"rt298", 0},
1128 {}
1129};
1130MODULE_DEVICE_TABLE(i2c, rt298_i2c_id);
1131
1132static const struct acpi_device_id rt298_acpi_match[] = {
1133 { "INT343A", 0 },
1134 {},
1135};
1136MODULE_DEVICE_TABLE(acpi, rt298_acpi_match);
1137
1138static int rt298_i2c_probe(struct i2c_client *i2c,
1139 const struct i2c_device_id *id)
1140{
1141 struct rt298_platform_data *pdata = dev_get_platdata(&i2c->dev);
1142 struct rt298_priv *rt298;
1143 struct device *dev = &i2c->dev;
1144 const struct acpi_device_id *acpiid;
1145 int i, ret;
1146
1147 pr_info("%s\n", __func__);
1148
1149 rt298 = devm_kzalloc(&i2c->dev, sizeof(*rt298),
1150 GFP_KERNEL);
1151 if (NULL == rt298)
1152 return -ENOMEM;
1153
1154 rt298->regmap = devm_regmap_init(&i2c->dev, NULL, i2c, &rt298_regmap);
1155 if (IS_ERR(rt298->regmap)) {
1156 ret = PTR_ERR(rt298->regmap);
1157 dev_err(&i2c->dev, "Failed to allocate register map: %d\n",
1158 ret);
1159 return ret;
1160 }
1161
1162 regmap_read(rt298->regmap,
1163 RT298_GET_PARAM(AC_NODE_ROOT, AC_PAR_VENDOR_ID), &ret);
1164 if (ret != RT298_VENDOR_ID) {
1165 dev_err(&i2c->dev,
1166 "Device with ID register %#x is not rt298\n", ret);
1167 return -ENODEV;
1168 }
1169
1170 rt298->index_cache = rt298_index_def;
1171 rt298->index_cache_size = INDEX_CACHE_SIZE;
1172 rt298->i2c = i2c;
1173 i2c_set_clientdata(i2c, rt298);
1174
1175 /* restore codec default */
1176 for (i = 0; i < INDEX_CACHE_SIZE; i++)
1177 regmap_write(rt298->regmap, rt298->index_cache[i].reg,
1178 rt298->index_cache[i].def);
1179 for (i = 0; i < ARRAY_SIZE(rt298_reg); i++)
1180 regmap_write(rt298->regmap, rt298_reg[i].reg,
1181 rt298_reg[i].def);
1182
1183 if (pdata)
1184 rt298->pdata = *pdata;
1185
1186 /* enable jack combo mode on supported devices */
1187 acpiid = acpi_match_device(dev->driver->acpi_match_table, dev);
1188 if (acpiid) {
1189 rt298->pdata = *(struct rt298_platform_data *)
1190 acpiid->driver_data;
1191 }
1192
1193 /* VREF Charging */
1194 regmap_update_bits(rt298->regmap, 0x04, 0x80, 0x80);
1195 regmap_update_bits(rt298->regmap, 0x1b, 0x860, 0x860);
1196 /* Vref2 */
1197 regmap_update_bits(rt298->regmap, 0x08, 0x20, 0x20);
1198
1199 regmap_write(rt298->regmap, RT298_SET_AUDIO_POWER, AC_PWRST_D3);
1200
1201 for (i = 0; i < RT298_POWER_REG_LEN; i++)
1202 regmap_write(rt298->regmap,
1203 RT298_SET_POWER(rt298_support_power_controls[i]),
1204 AC_PWRST_D1);
1205
1206 if (!rt298->pdata.cbj_en) {
1207 regmap_write(rt298->regmap, RT298_CBJ_CTRL2, 0x0000);
1208 regmap_write(rt298->regmap, RT298_MIC1_DET_CTRL, 0x0816);
1209 regmap_update_bits(rt298->regmap,
1210 RT298_CBJ_CTRL1, 0xf000, 0xb000);
1211 } else {
1212 regmap_update_bits(rt298->regmap,
1213 RT298_CBJ_CTRL1, 0xf000, 0x5000);
1214 }
1215
1216 mdelay(10);
1217
1218 if (!rt298->pdata.gpio2_en)
1219 regmap_write(rt298->regmap, RT298_SET_DMIC2_DEFAULT, 0x4000);
1220 else
1221 regmap_write(rt298->regmap, RT298_SET_DMIC2_DEFAULT, 0);
1222
1223 mdelay(10);
1224
1225 regmap_write(rt298->regmap, RT298_MISC_CTRL1, 0x0000);
1226 regmap_update_bits(rt298->regmap,
1227 RT298_WIND_FILTER_CTRL, 0x0082, 0x0082);
1228 regmap_update_bits(rt298->regmap, RT298_IRQ_CTRL, 0x2, 0x2);
1229 rt298->is_hp_in = -1;
1230
1231 if (rt298->i2c->irq) {
1232 ret = request_threaded_irq(rt298->i2c->irq, NULL, rt298_irq,
1233 IRQF_TRIGGER_HIGH | IRQF_ONESHOT, "rt298", rt298);
1234 if (ret != 0) {
1235 dev_err(&i2c->dev,
1236 "Failed to reguest IRQ: %d\n", ret);
1237 return ret;
1238 }
1239 }
1240
1241 ret = snd_soc_register_codec(&i2c->dev, &soc_codec_dev_rt298,
1242 rt298_dai, ARRAY_SIZE(rt298_dai));
1243
1244 return ret;
1245}
1246
1247static int rt298_i2c_remove(struct i2c_client *i2c)
1248{
1249 struct rt298_priv *rt298 = i2c_get_clientdata(i2c);
1250
1251 if (i2c->irq)
1252 free_irq(i2c->irq, rt298);
1253 snd_soc_unregister_codec(&i2c->dev);
1254
1255 return 0;
1256}
1257
1258
1259static struct i2c_driver rt298_i2c_driver = {
1260 .driver = {
1261 .name = "rt298",
1262 .owner = THIS_MODULE,
1263 .acpi_match_table = ACPI_PTR(rt298_acpi_match),
1264 },
1265 .probe = rt298_i2c_probe,
1266 .remove = rt298_i2c_remove,
1267 .id_table = rt298_i2c_id,
1268};
1269
1270module_i2c_driver(rt298_i2c_driver);
1271
1272MODULE_DESCRIPTION("ASoC RT298 driver");
1273MODULE_AUTHOR("Bard Liao <bardliao@realtek.com>");
1274MODULE_LICENSE("GPL");
diff --git a/sound/soc/codecs/rt298.h b/sound/soc/codecs/rt298.h
new file mode 100644
index 000000000000..31da16265f2b
--- /dev/null
+++ b/sound/soc/codecs/rt298.h
@@ -0,0 +1,206 @@
1/*
2 * rt298.h -- RT298 ALSA SoC audio driver
3 *
4 * Copyright 2011 Realtek Microelectronics
5 * Author: Johnny Hsu <johnnyhsu@realtek.com>
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 version 2 as
9 * published by the Free Software Foundation.
10 */
11
12#ifndef __RT298_H__
13#define __RT298_H__
14
15#define VERB_CMD(V, N, D) ((N << 20) | (V << 8) | D)
16
17#define RT298_AUDIO_FUNCTION_GROUP 0x01
18#define RT298_DAC_OUT1 0x02
19#define RT298_DAC_OUT2 0x03
20#define RT298_DIG_CVT 0x06
21#define RT298_ADC_IN1 0x09
22#define RT298_ADC_IN2 0x08
23#define RT298_MIXER_IN 0x0b
24#define RT298_MIXER_OUT1 0x0c
25#define RT298_MIXER_OUT2 0x0d
26#define RT298_DMIC1 0x12
27#define RT298_DMIC2 0x13
28#define RT298_SPK_OUT 0x14
29#define RT298_MIC1 0x18
30#define RT298_LINE1 0x1a
31#define RT298_BEEP 0x1d
32#define RT298_SPDIF 0x1e
33#define RT298_VENDOR_REGISTERS 0x20
34#define RT298_HP_OUT 0x21
35#define RT298_MIXER_IN1 0x22
36#define RT298_MIXER_IN2 0x23
37
38#define RT298_SET_PIN_SFT 6
39#define RT298_SET_PIN_ENABLE 0x40
40#define RT298_SET_PIN_DISABLE 0
41#define RT298_SET_EAPD_HIGH 0x2
42#define RT298_SET_EAPD_LOW 0
43
44#define RT298_MUTE_SFT 7
45
46/* Verb commands */
47#define RT298_GET_PARAM(NID, PARAM) VERB_CMD(AC_VERB_PARAMETERS, NID, PARAM)
48#define RT298_SET_POWER(NID) VERB_CMD(AC_VERB_SET_POWER_STATE, NID, 0)
49#define RT298_SET_AUDIO_POWER RT298_SET_POWER(RT298_AUDIO_FUNCTION_GROUP)
50#define RT298_SET_HPO_POWER RT298_SET_POWER(RT298_HP_OUT)
51#define RT298_SET_SPK_POWER RT298_SET_POWER(RT298_SPK_OUT)
52#define RT298_SET_DMIC1_POWER RT298_SET_POWER(RT298_DMIC1)
53#define RT298_SPK_MUX\
54 VERB_CMD(AC_VERB_SET_CONNECT_SEL, RT298_SPK_OUT, 0)
55#define RT298_HPO_MUX\
56 VERB_CMD(AC_VERB_SET_CONNECT_SEL, RT298_HP_OUT, 0)
57#define RT298_ADC0_MUX\
58 VERB_CMD(AC_VERB_SET_CONNECT_SEL, RT298_MIXER_IN1, 0)
59#define RT298_ADC1_MUX\
60 VERB_CMD(AC_VERB_SET_CONNECT_SEL, RT298_MIXER_IN2, 0)
61#define RT298_SET_MIC1\
62 VERB_CMD(AC_VERB_SET_PIN_WIDGET_CONTROL, RT298_MIC1, 0)
63#define RT298_SET_PIN_HPO\
64 VERB_CMD(AC_VERB_SET_PIN_WIDGET_CONTROL, RT298_HP_OUT, 0)
65#define RT298_SET_PIN_SPK\
66 VERB_CMD(AC_VERB_SET_PIN_WIDGET_CONTROL, RT298_SPK_OUT, 0)
67#define RT298_SET_PIN_DMIC1\
68 VERB_CMD(AC_VERB_SET_PIN_WIDGET_CONTROL, RT298_DMIC1, 0)
69#define RT298_SET_PIN_SPDIF\
70 VERB_CMD(AC_VERB_SET_PIN_WIDGET_CONTROL, RT298_SPDIF, 0)
71#define RT298_SET_PIN_DIG_CVT\
72 VERB_CMD(AC_VERB_SET_DIGI_CONVERT_1, RT298_DIG_CVT, 0)
73#define RT298_SPK_EAPD\
74 VERB_CMD(AC_VERB_SET_EAPD_BTLENABLE, RT298_SPK_OUT, 0)
75#define RT298_SET_AMP_GAIN_HPO\
76 VERB_CMD(AC_VERB_SET_AMP_GAIN_MUTE, RT298_HP_OUT, 0)
77#define RT298_SET_AMP_GAIN_ADC_IN1\
78 VERB_CMD(AC_VERB_SET_AMP_GAIN_MUTE, RT298_ADC_IN1, 0)
79#define RT298_SET_AMP_GAIN_ADC_IN2\
80 VERB_CMD(AC_VERB_SET_AMP_GAIN_MUTE, RT298_ADC_IN2, 0)
81#define RT298_GET_HP_SENSE\
82 VERB_CMD(AC_VERB_GET_PIN_SENSE, RT298_HP_OUT, 0)
83#define RT298_GET_MIC1_SENSE\
84 VERB_CMD(AC_VERB_GET_PIN_SENSE, RT298_MIC1, 0)
85#define RT298_SET_DMIC2_DEFAULT\
86 VERB_CMD(AC_VERB_SET_CONFIG_DEFAULT_BYTES_3, RT298_DMIC2, 0)
87#define RT298_SET_SPDIF_DEFAULT\
88 VERB_CMD(AC_VERB_SET_CONFIG_DEFAULT_BYTES_3, RT298_SPDIF, 0)
89#define RT298_DACL_GAIN\
90 VERB_CMD(AC_VERB_SET_AMP_GAIN_MUTE, RT298_DAC_OUT1, 0xa000)
91#define RT298_DACR_GAIN\
92 VERB_CMD(AC_VERB_SET_AMP_GAIN_MUTE, RT298_DAC_OUT1, 0x9000)
93#define RT298_ADCL_GAIN\
94 VERB_CMD(AC_VERB_SET_AMP_GAIN_MUTE, RT298_ADC_IN1, 0x6000)
95#define RT298_ADCR_GAIN\
96 VERB_CMD(AC_VERB_SET_AMP_GAIN_MUTE, RT298_ADC_IN1, 0x5000)
97#define RT298_MIC_GAIN\
98 VERB_CMD(AC_VERB_SET_AMP_GAIN_MUTE, RT298_MIC1, 0x7000)
99#define RT298_SPOL_GAIN\
100 VERB_CMD(AC_VERB_SET_AMP_GAIN_MUTE, RT298_SPK_OUT, 0xa000)
101#define RT298_SPOR_GAIN\
102 VERB_CMD(AC_VERB_SET_AMP_GAIN_MUTE, RT298_SPK_OUT, 0x9000)
103#define RT298_HPOL_GAIN\
104 VERB_CMD(AC_VERB_SET_AMP_GAIN_MUTE, RT298_HP_OUT, 0xa000)
105#define RT298_HPOR_GAIN\
106 VERB_CMD(AC_VERB_SET_AMP_GAIN_MUTE, RT298_HP_OUT, 0x9000)
107#define RT298_F_DAC_SWITCH\
108 VERB_CMD(AC_VERB_SET_AMP_GAIN_MUTE, RT298_MIXER_OUT1, 0x7000)
109#define RT298_F_RECMIX_SWITCH\
110 VERB_CMD(AC_VERB_SET_AMP_GAIN_MUTE, RT298_MIXER_OUT1, 0x7100)
111#define RT298_REC_MIC_SWITCH\
112 VERB_CMD(AC_VERB_SET_AMP_GAIN_MUTE, RT298_MIXER_IN, 0x7000)
113#define RT298_REC_I2S_SWITCH\
114 VERB_CMD(AC_VERB_SET_AMP_GAIN_MUTE, RT298_MIXER_IN, 0x7100)
115#define RT298_REC_LINE_SWITCH\
116 VERB_CMD(AC_VERB_SET_AMP_GAIN_MUTE, RT298_MIXER_IN, 0x7200)
117#define RT298_REC_BEEP_SWITCH\
118 VERB_CMD(AC_VERB_SET_AMP_GAIN_MUTE, RT298_MIXER_IN, 0x7300)
119#define RT298_DAC_FORMAT\
120 VERB_CMD(AC_VERB_SET_STREAM_FORMAT, RT298_DAC_OUT1, 0)
121#define RT298_ADC_FORMAT\
122 VERB_CMD(AC_VERB_SET_STREAM_FORMAT, RT298_ADC_IN1, 0)
123#define RT298_COEF_INDEX\
124 VERB_CMD(AC_VERB_SET_COEF_INDEX, RT298_VENDOR_REGISTERS, 0)
125#define RT298_PROC_COEF\
126 VERB_CMD(AC_VERB_SET_PROC_COEF, RT298_VENDOR_REGISTERS, 0)
127
128/* Index registers */
129#define RT298_A_BIAS_CTRL1 0x01
130#define RT298_A_BIAS_CTRL2 0x02
131#define RT298_POWER_CTRL1 0x03
132#define RT298_A_BIAS_CTRL3 0x04
133#define RT298_POWER_CTRL2 0x08
134#define RT298_I2S_CTRL1 0x09
135#define RT298_I2S_CTRL2 0x0a
136#define RT298_CLK_DIV 0x0b
137#define RT298_DC_GAIN 0x0d
138#define RT298_POWER_CTRL3 0x0f
139#define RT298_MIC1_DET_CTRL 0x19
140#define RT298_MISC_CTRL1 0x20
141#define RT298_IRQ_CTRL 0x33
142#define RT298_WIND_FILTER_CTRL 0x46
143#define RT298_PLL_CTRL1 0x49
144#define RT298_CBJ_CTRL1 0x4f
145#define RT298_CBJ_CTRL2 0x50
146#define RT298_PLL_CTRL 0x63
147#define RT298_DEPOP_CTRL1 0x66
148#define RT298_DEPOP_CTRL2 0x67
149#define RT298_DEPOP_CTRL3 0x68
150#define RT298_DEPOP_CTRL4 0x69
151
152/* SPDIF (0x06) */
153#define RT298_SPDIF_SEL_SFT 0
154#define RT298_SPDIF_SEL_PCM0 0
155#define RT298_SPDIF_SEL_PCM1 1
156#define RT298_SPDIF_SEL_SPOUT 2
157#define RT298_SPDIF_SEL_PP 3
158
159/* RECMIX (0x0b) */
160#define RT298_M_REC_BEEP_SFT 0
161#define RT298_M_REC_LINE1_SFT 1
162#define RT298_M_REC_MIC1_SFT 2
163#define RT298_M_REC_I2S_SFT 3
164
165/* Front (0x0c) */
166#define RT298_M_FRONT_DAC_SFT 0
167#define RT298_M_FRONT_REC_SFT 1
168
169/* SPK-OUT (0x14) */
170#define RT298_M_SPK_MUX_SFT 14
171#define RT298_SPK_SEL_MASK 0x1
172#define RT298_SPK_SEL_SFT 0
173#define RT298_SPK_SEL_F 0
174#define RT298_SPK_SEL_S 1
175
176/* HP-OUT (0x21) */
177#define RT298_M_HP_MUX_SFT 14
178#define RT298_HP_SEL_MASK 0x1
179#define RT298_HP_SEL_SFT 0
180#define RT298_HP_SEL_F 0
181#define RT298_HP_SEL_S 1
182
183/* ADC (0x22) (0x23) */
184#define RT298_ADC_SEL_MASK 0x7
185#define RT298_ADC_SEL_SFT 0
186#define RT298_ADC_SEL_SURR 0
187#define RT298_ADC_SEL_FRONT 1
188#define RT298_ADC_SEL_DMIC 2
189#define RT298_ADC_SEL_BEEP 4
190#define RT298_ADC_SEL_LINE1 5
191#define RT298_ADC_SEL_I2S 6
192#define RT298_ADC_SEL_MIC1 7
193
194#define RT298_SCLK_S_MCLK 0
195#define RT298_SCLK_S_PLL 1
196
197enum {
198 RT298_AIF1,
199 RT298_AIF2,
200 RT298_AIFS,
201};
202
203int rt298_mic_detect(struct snd_soc_codec *codec, struct snd_soc_jack *jack);
204
205#endif /* __RT298_H__ */
206
generated by cgit v1.2.2 (git 2.25.0) at 2025-04-10 18:37:08 -0400