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2023-12-09 b22da3d8526a935aa31e086e63f60ff3246cb61c

 kernel/sound/soc/codecs/inno_rk3036.c
..
..
@@ -1,3 +1,4 @@
1
+// SPDX-License-Identifier: GPL-2.0-only
1
2
 /*
2
3
  * Driver of Inno codec for rk3036 by Rockchip Inc.
3
4
  *
..
..
@@ -14,6 +15,7 @@
14
15
 
15
16
 #include <linux/platform_device.h>
16
17
 #include <linux/of.h>
18
+#include <linux/of_gpio.h>
17
19
 #include <linux/clk.h>
18
20
 #include <linux/regmap.h>
19
21
 #include <linux/device.h>
..
..
@@ -28,69 +30,39 @@
28
30
 	struct clk *pclk;
29
31
 	struct regmap *regmap;
30
32
 	struct device *dev;
33
+	struct gpio_desc *pa_ctl;
31
34
 };
32
35
 
33
36
 static const DECLARE_TLV_DB_MINMAX(rk3036_codec_hp_tlv, -39, 0);
34
37
 
35
-static int rk3036_codec_antipop_info(struct snd_kcontrol *kcontrol,
36
-				     struct snd_ctl_elem_info *uinfo)
38
+static int rk3036_codec_antipop_event(struct snd_soc_dapm_widget *w,
39
+				      struct snd_kcontrol *kcontrol, int event)
37
40
 {
38
-	uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
39
-	uinfo->count = 2;
40
-	uinfo->value.integer.min = 0;
41
-	uinfo->value.integer.max = 1;
42
-
43
-	return 0;
44
-}
45
-
46
-static int rk3036_codec_antipop_get(struct snd_kcontrol *kcontrol,
47
-				    struct snd_ctl_elem_value *ucontrol)
48
-{
49
-	struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
50
-	int val, ret, regval;
51
-
52
-	ret = snd_soc_component_read(component, INNO_R09, &regval);
53
-	if (ret)
54
-		return ret;
55
-	val = ((regval >> INNO_R09_HPL_ANITPOP_SHIFT) &
56
-	       INNO_R09_HP_ANTIPOP_MSK) == INNO_R09_HP_ANTIPOP_ON;
57
-	ucontrol->value.integer.value[0] = val;
58
-
59
-	val = ((regval >> INNO_R09_HPR_ANITPOP_SHIFT) &
60
-	       INNO_R09_HP_ANTIPOP_MSK) == INNO_R09_HP_ANTIPOP_ON;
61
-	ucontrol->value.integer.value[1] = val;
62
-
63
-	return 0;
64
-}
65
-
66
-static int rk3036_codec_antipop_put(struct snd_kcontrol *kcontrol,
67
-				    struct snd_ctl_elem_value *ucontrol)
68
-{
69
-	struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
41
+	struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
70
42
 	int val, ret, regmsk;
71
43
 
72
-	val = (ucontrol->value.integer.value[0] ?
73
-	       INNO_R09_HP_ANTIPOP_ON : INNO_R09_HP_ANTIPOP_OFF) <<
74
-	      INNO_R09_HPL_ANITPOP_SHIFT;
75
-	val |= (ucontrol->value.integer.value[1] ?
76
-		INNO_R09_HP_ANTIPOP_ON : INNO_R09_HP_ANTIPOP_OFF) <<
77
-	       INNO_R09_HPR_ANITPOP_SHIFT;
78
-
79
-	regmsk = INNO_R09_HP_ANTIPOP_MSK << INNO_R09_HPL_ANITPOP_SHIFT |
80
-		 INNO_R09_HP_ANTIPOP_MSK << INNO_R09_HPR_ANITPOP_SHIFT;
44
+	regmsk = INNO_R09_HP_ANTIPOP_MSK << w->shift;
45
+	switch (event) {
46
+	case SND_SOC_DAPM_PRE_PMU:
47
+		val = INNO_R09_HP_ANTIPOP_ON << w->shift;
48
+		break;
49
+	case SND_SOC_DAPM_POST_PMD:
50
+		val = INNO_R09_HP_ANTIPOP_OFF << w->shift;
51
+		break;
52
+	default:
53
+		return 0;
54
+	}
81
55
 
82
56
 	ret = snd_soc_component_update_bits(component, INNO_R09,
83
57
 					    regmsk, val);
84
58
 	if (ret < 0)
85
59
 		return ret;
86
60
 
61
+	/* Need to wait POP Sound VCM is stable */
62
+	msleep(50);
63
+
87
64
 	return 0;
88
65
 }
89
-
90
-#define SOC_RK3036_CODEC_ANTIPOP_DECL(xname) \
91
-{	.iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
92
-	.info = rk3036_codec_antipop_info, .get = rk3036_codec_antipop_get, \
93
-	.put = rk3036_codec_antipop_put, }
94
66
 
95
67
 static const struct snd_kcontrol_new rk3036_codec_dapm_controls[] = {
96
68
 	SOC_DOUBLE_R_RANGE_TLV("Headphone Volume", INNO_R07, INNO_R08,
..
..
@@ -100,68 +72,64 @@
100
72
 		INNO_R06_VOUTR_CZ_SHIFT, 1, 0),
101
73
 	SOC_DOUBLE("Headphone Switch", INNO_R09, INNO_R09_HPL_MUTE_SHIFT,
102
74
 		INNO_R09_HPR_MUTE_SHIFT, 1, 0),
103
-	SOC_RK3036_CODEC_ANTIPOP_DECL("Anti-pop Switch"),
104
-};
105
-
106
-static const struct snd_kcontrol_new rk3036_codec_hpl_mixer_controls[] = {
107
-	SOC_DAPM_SINGLE("DAC Left Out Switch", INNO_R09,
108
-			INNO_R09_DACL_SWITCH_SHIFT, 1, 0),
109
-};
110
-
111
-static const struct snd_kcontrol_new rk3036_codec_hpr_mixer_controls[] = {
112
-	SOC_DAPM_SINGLE("DAC Right Out Switch", INNO_R09,
113
-			INNO_R09_DACR_SWITCH_SHIFT, 1, 0),
114
-};
115
-
116
-static const struct snd_kcontrol_new rk3036_codec_hpl_switch_controls[] = {
117
-	SOC_DAPM_SINGLE("HP Left Out Switch", INNO_R05,
118
-			INNO_R05_HPL_WORK_SHIFT, 1, 0),
119
-};
120
-
121
-static const struct snd_kcontrol_new rk3036_codec_hpr_switch_controls[] = {
122
-	SOC_DAPM_SINGLE("HP Right Out Switch", INNO_R05,
123
-			INNO_R05_HPR_WORK_SHIFT, 1, 0),
124
75
 };
125
76
 
126
77
 static const struct snd_soc_dapm_widget rk3036_codec_dapm_widgets[] = {
127
-	SND_SOC_DAPM_SUPPLY_S("DAC PWR", 1, INNO_R06,
128
-			      INNO_R06_DAC_EN_SHIFT, 0, NULL, 0),
129
-	SND_SOC_DAPM_SUPPLY_S("DACL VREF", 2, INNO_R04,
130
-			      INNO_R04_DACL_VREF_SHIFT, 0, NULL, 0),
131
-	SND_SOC_DAPM_SUPPLY_S("DACR VREF", 2, INNO_R04,
132
-			      INNO_R04_DACR_VREF_SHIFT, 0, NULL, 0),
133
-	SND_SOC_DAPM_SUPPLY_S("DACL HiLo VREF", 3, INNO_R06,
134
-			      INNO_R06_DACL_HILO_VREF_SHIFT, 0, NULL, 0),
135
-	SND_SOC_DAPM_SUPPLY_S("DACR HiLo VREF", 3, INNO_R06,
136
-			      INNO_R06_DACR_HILO_VREF_SHIFT, 0, NULL, 0),
137
-	SND_SOC_DAPM_SUPPLY_S("DACR CLK", 3, INNO_R04,
138
-			      INNO_R04_DACR_CLK_SHIFT, 0, NULL, 0),
139
-	SND_SOC_DAPM_SUPPLY_S("DACL CLK", 3, INNO_R04,
140
-			      INNO_R04_DACL_CLK_SHIFT, 0, NULL, 0),
78
+	/* Using S3(Step3) as the starting step by datasheet */
79
+	SND_SOC_DAPM_SUPPLY_S("DAC PWR", 0, INNO_R06,
80
+			      INNO_R06_DAC_EN_SHIFT, 0, NULL,
81
+			      SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
82
+	SND_SOC_DAPM_SUPPLY_S("DACL VREF", 1, INNO_R04,
83
+			      INNO_R04_DACL_VREF_SHIFT, 0, NULL,
84
+			      SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
85
+	SND_SOC_DAPM_SUPPLY_S("DACR VREF", 1, INNO_R04,
86
+			      INNO_R04_DACR_VREF_SHIFT, 0, NULL,
87
+			      SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
88
+	SND_SOC_DAPM_SUPPLY_S("DACL ANTI-POP", 2, SND_SOC_NOPM,
89
+			      INNO_R09_HPL_ANITPOP_SHIFT, 0, rk3036_codec_antipop_event,
90
+			      SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
91
+	SND_SOC_DAPM_SUPPLY_S("DACR ANTI-POP", 2, SND_SOC_NOPM,
92
+			      INNO_R09_HPR_ANITPOP_SHIFT, 0, rk3036_codec_antipop_event,
93
+			      SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
94
+	SND_SOC_DAPM_SUPPLY_S("HPL OUT EN", 3, INNO_R05,
95
+			      INNO_R05_HPL_EN_SHIFT, 0, NULL,
96
+			      SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
97
+	SND_SOC_DAPM_SUPPLY_S("HPR OUT EN", 3, INNO_R05,
98
+			      INNO_R05_HPR_EN_SHIFT, 0, NULL,
99
+			      SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
100
+	SND_SOC_DAPM_SUPPLY_S("HPL OUT WORK", 4, INNO_R05,
101
+			      INNO_R05_HPL_WORK_SHIFT, 0, NULL,
102
+			      SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
103
+	SND_SOC_DAPM_SUPPLY_S("HPR OUT WORK", 4, INNO_R05,
104
+			      INNO_R05_HPR_WORK_SHIFT, 0, NULL,
105
+			      SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
106
+	SND_SOC_DAPM_SUPPLY_S("DACL HiLo VREF", 5, INNO_R06,
107
+			      INNO_R06_DACL_HILO_VREF_SHIFT, 0, NULL,
108
+			      SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
109
+	SND_SOC_DAPM_SUPPLY_S("DACR HiLo VREF", 5, INNO_R06,
110
+			      INNO_R06_DACR_HILO_VREF_SHIFT, 0, NULL,
111
+			      SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
112
+	SND_SOC_DAPM_SUPPLY_S("DACL CLK", 6, INNO_R04,
113
+			      INNO_R04_DACL_CLK_SHIFT, 0, NULL,
114
+			      SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
115
+	SND_SOC_DAPM_SUPPLY_S("DACR CLK", 6, INNO_R04,
116
+			      INNO_R04_DACR_CLK_SHIFT, 0, NULL,
117
+			      SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
118
+	SND_SOC_DAPM_SUPPLY_S("DACL WORK", 7, INNO_R04,
119
+			      INNO_R04_DACL_SW_SHIFT, 0, NULL,
120
+			      SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
121
+	SND_SOC_DAPM_SUPPLY_S("DACR WORK", 7, INNO_R04,
122
+			      INNO_R04_DACR_SW_SHIFT, 0, NULL,
123
+			      SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
141
124
 
142
-	SND_SOC_DAPM_DAC("DACL", "Left Playback", INNO_R04,
143
-			 INNO_R04_DACL_SW_SHIFT, 0),
144
-	SND_SOC_DAPM_DAC("DACR", "Right Playback", INNO_R04,
145
-			 INNO_R04_DACR_SW_SHIFT, 0),
125
+	SND_SOC_DAPM_DAC_E("DACL", "Left Playback", INNO_R09,
126
+			 INNO_R09_DACL_SWITCH_SHIFT, 0, NULL,
127
+			 SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
128
+	SND_SOC_DAPM_DAC_E("DACR", "Right Playback", INNO_R09,
129
+			 INNO_R09_DACR_SWITCH_SHIFT, 0, NULL,
130
+			 SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
146
131
 
147
-	SND_SOC_DAPM_MIXER("Left Headphone Mixer", SND_SOC_NOPM, 0, 0,
148
-		rk3036_codec_hpl_mixer_controls,
149
-		ARRAY_SIZE(rk3036_codec_hpl_mixer_controls)),
150
-	SND_SOC_DAPM_MIXER("Right Headphone Mixer", SND_SOC_NOPM, 0, 0,
151
-		rk3036_codec_hpr_mixer_controls,
152
-		ARRAY_SIZE(rk3036_codec_hpr_mixer_controls)),
153
-
154
-	SND_SOC_DAPM_PGA("HP Left Out", INNO_R05,
155
-			 INNO_R05_HPL_EN_SHIFT, 0, NULL, 0),
156
-	SND_SOC_DAPM_PGA("HP Right Out", INNO_R05,
157
-			 INNO_R05_HPR_EN_SHIFT, 0, NULL, 0),
158
-
159
-	SND_SOC_DAPM_MIXER("HP Left Switch",  SND_SOC_NOPM, 0, 0,
160
-			   rk3036_codec_hpl_switch_controls,
161
-			   ARRAY_SIZE(rk3036_codec_hpl_switch_controls)),
162
-	SND_SOC_DAPM_MIXER("HP Right Switch",  SND_SOC_NOPM, 0, 0,
163
-			   rk3036_codec_hpr_switch_controls,
164
-			   ARRAY_SIZE(rk3036_codec_hpr_switch_controls)),
132
+	SND_SOC_DAPM_AIF_IN("DAI-IN", "Playback", 0, SND_SOC_NOPM, 0, 0),
165
133
 
166
134
 	SND_SOC_DAPM_OUTPUT("HPL"),
167
135
 	SND_SOC_DAPM_OUTPUT("HPR"),
..
..
@@ -170,28 +138,39 @@
170
138
 static const struct snd_soc_dapm_route rk3036_codec_dapm_routes[] = {
171
139
 	{"DACL VREF", NULL, "DAC PWR"},
172
140
 	{"DACR VREF", NULL, "DAC PWR"},
141
+	{"DACL ANTI-POP", NULL, "DAC PWR"},
142
+	{"DACR ANTI-POP", NULL, "DAC PWR"},
143
+	{"HPL OUT EN", NULL, "DAC PWR"},
144
+	{"HPR OUT EN", NULL, "DAC PWR"},
145
+	{"HPL OUT WORK", NULL, "DAC PWR"},
146
+	{"HPR OUT WORK", NULL, "DAC PWR"},
173
147
 	{"DACL HiLo VREF", NULL, "DAC PWR"},
174
148
 	{"DACR HiLo VREF", NULL, "DAC PWR"},
175
149
 	{"DACL CLK", NULL, "DAC PWR"},
176
150
 	{"DACR CLK", NULL, "DAC PWR"},
151
+	{"DACL WORK", NULL, "DAC PWR"},
152
+	{"DACR WORK", NULL, "DAC PWR"},
177
153
 
178
154
 	{"DACL", NULL, "DACL VREF"},
155
+	{"DACL", NULL, "DACL ANTI-POP"},
156
+	{"DACL", NULL, "HPL OUT EN"},
157
+	{"DACL", NULL, "HPL OUT WORK"},
179
158
 	{"DACL", NULL, "DACL HiLo VREF"},
180
159
 	{"DACL", NULL, "DACL CLK"},
160
+	{"DACL", NULL, "DACL WORK"},
181
161
 	{"DACR", NULL, "DACR VREF"},
162
+	{"DACR", NULL, "DACR ANTI-POP"},
163
+	{"DACR", NULL, "HPR OUT EN"},
164
+	{"DACR", NULL, "HPR OUT WORK"},
182
165
 	{"DACR", NULL, "DACR HiLo VREF"},
183
166
 	{"DACR", NULL, "DACR CLK"},
167
+	{"DACR", NULL, "DACR WORK"},
184
168
 
185
-	{"Left Headphone Mixer", "DAC Left Out Switch", "DACL"},
186
-	{"Right Headphone Mixer", "DAC Right Out Switch", "DACR"},
187
-	{"HP Left Out", NULL, "Left Headphone Mixer"},
188
-	{"HP Right Out", NULL, "Right Headphone Mixer"},
169
+	{"DACL", NULL, "DAI-IN"},
170
+	{"DACR", NULL, "DAI-IN"},
189
171
 
190
-	{"HP Left Switch", "HP Left Out Switch", "HP Left Out"},
191
-	{"HP Right Switch", "HP Right Out Switch", "HP Right Out"},
192
-
193
-	{"HPL", NULL, "HP Left Switch"},
194
-	{"HPR", NULL, "HP Right Switch"},
172
+	{"HPL", NULL, "DACL"},
173
+	{"HPR", NULL, "DACR"},
195
174
 };
196
175
 
197
176
 static int rk3036_codec_dai_set_fmt(struct snd_soc_dai *dai, unsigned int fmt)
..
..
@@ -298,6 +277,20 @@
298
277
 	return 0;
299
278
 }
300
279
 
280
+static int rk3308_mute_stream(struct snd_soc_dai *dai, int mute, int stream)
281
+{
282
+	struct snd_soc_component *component = dai->component;
283
+	struct rk3036_codec_priv *priv = snd_soc_component_get_drvdata(component);
284
+
285
+	if (stream == SNDRV_PCM_STREAM_CAPTURE)
286
+		return 0;
287
+
288
+	if (priv->pa_ctl)
289
+		gpiod_direction_output(priv->pa_ctl, !mute);
290
+
291
+	return 0;
292
+}
293
+
301
294
 #define RK3036_CODEC_RATES (SNDRV_PCM_RATE_8000  | \
302
295
 			    SNDRV_PCM_RATE_16000 | \
303
296
 			    SNDRV_PCM_RATE_32000 | \
..
..
@@ -313,6 +306,7 @@
313
306
 static const struct snd_soc_dai_ops rk3036_codec_dai_ops = {
314
307
 	.set_fmt	= rk3036_codec_dai_set_fmt,
315
308
 	.hw_params	= rk3036_codec_dai_hw_params,
309
+	.mute_stream    = rk3308_mute_stream,
316
310
 };
317
311
 
318
312
 static struct snd_soc_dai_driver rk3036_codec_dai_driver[] = {
..
..
@@ -353,17 +347,18 @@
353
347
 				       enum snd_soc_bias_level level)
354
348
 {
355
349
 	switch (level) {
356
-	case SND_SOC_BIAS_STANDBY:
357
-		/* set a big current for capacitor charging. */
358
-		snd_soc_component_write(component, INNO_R10, INNO_R10_MAX_CUR);
359
-		/* start precharge */
350
+	case SND_SOC_BIAS_PREPARE:
351
+		/* start precharge and waiting finish. */
360
352
 		snd_soc_component_write(component, INNO_R06, INNO_R06_DAC_PRECHARGE);
353
+		msleep(20);
361
354
 
362
355
 		break;
363
356
 
364
-	case SND_SOC_BIAS_OFF:
365
-		/* set a big current for capacitor discharging. */
366
-		snd_soc_component_write(component, INNO_R10, INNO_R10_MAX_CUR);
357
+	case SND_SOC_BIAS_STANDBY:
358
+		if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_OFF) {
359
+			/* set a big current for capacitor charging. */
360
+			snd_soc_component_write(component, INNO_R10, INNO_R10_MAX_CUR);
361
+		}
367
362
 		/* start discharge. */
368
363
 		snd_soc_component_write(component, INNO_R06, INNO_R06_DAC_DISCHARGE);
369
364
 
..
..
@@ -404,7 +399,6 @@
404
399
 {
405
400
 	struct rk3036_codec_priv *priv;
406
401
 	struct device_node *of_node = pdev->dev.of_node;
407
-	struct resource *res;
408
402
 	void __iomem *base;
409
403
 	struct regmap *grf;
410
404
 	int ret;
..
..
@@ -413,8 +407,7 @@
413
407
 	if (!priv)
414
408
 		return -ENOMEM;
415
409
 
416
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
417
-	base = devm_ioremap_resource(&pdev->dev, res);
410
+	base = devm_platform_ioremap_resource(pdev, 0);
418
411
 	if (IS_ERR(base))
419
412
 		return PTR_ERR(base);
420
413
 
..
..
@@ -437,6 +430,15 @@
437
430
 		return ret;
438
431
 	}
439
432
 
433
+	priv->pa_ctl = devm_gpiod_get_optional(&pdev->dev, "pa-ctl",
434
+					       GPIOD_OUT_LOW);
435
+	if (!priv->pa_ctl) {
436
+		dev_info(&pdev->dev, "Don't need pa-ctl gpio\n");
437
+	} else if (IS_ERR(priv->pa_ctl)) {
438
+		dev_err(&pdev->dev, "Unable to claim gpio pa-ctl\n");
439
+		return PTR_ERR(priv->pa_ctl);
440
+	}
441
+
440
442
 	priv->pclk = devm_clk_get(&pdev->dev, "acodec_pclk");
441
443
 	if (IS_ERR(priv->pclk))
442
444
 		return PTR_ERR(priv->pclk);