aboutsummaryrefslogtreecommitdiffstatshomepage
path: root/sound/soc/intel/boards/sof_sdw_cs42l43.c
blob: a9b6edac2ecd537bbebff2e166a46df25058ebd4 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
// SPDX-License-Identifier: GPL-2.0-only
// Based on sof_sdw_rt5682.c
// Copyright (c) 2023 Intel Corporation

/*
 *  sof_sdw_cs42l43 - Helpers to handle CS42L43 from generic machine driver
 */
#include <linux/device.h>
#include <linux/errno.h>
#include <linux/input.h>
#include <sound/jack.h>
#include <linux/soundwire/sdw.h>
#include <linux/soundwire/sdw_type.h>
#include <sound/cs42l43.h>
#include <sound/control.h>
#include <sound/soc.h>
#include <sound/soc-acpi.h>
#include <sound/soc-dapm.h>
#include "sof_sdw_common.h"

static const struct snd_soc_dapm_widget cs42l43_hs_widgets[] = {
	SND_SOC_DAPM_HP("Headphone", NULL),
	SND_SOC_DAPM_MIC("Headset Mic", NULL),
};

static const struct snd_soc_dapm_route cs42l43_hs_map[] = {
	{ "Headphone", NULL, "cs42l43 AMP3_OUT" },
	{ "Headphone", NULL, "cs42l43 AMP4_OUT" },
	{ "cs42l43 ADC1_IN1_P", NULL, "Headset Mic" },
	{ "cs42l43 ADC1_IN1_N", NULL, "Headset Mic" },
};

static const struct snd_soc_dapm_widget cs42l43_dmic_widgets[] = {
	SND_SOC_DAPM_MIC("DMIC", NULL),
};

static const struct snd_soc_dapm_route cs42l43_dmic_map[] = {
	{ "cs42l43 PDM1_DIN", NULL, "DMIC" },
	{ "cs42l43 PDM2_DIN", NULL, "DMIC" },
};

static struct snd_soc_jack_pin sof_jack_pins[] = {
	{
		.pin    = "Headphone",
		.mask   = SND_JACK_HEADPHONE,
	},
	{
		.pin    = "Headset Mic",
		.mask   = SND_JACK_MICROPHONE,
	},
};

int cs42l43_hs_rtd_init(struct snd_soc_pcm_runtime *rtd)
{
	struct snd_soc_component *component = snd_soc_rtd_to_codec(rtd, 0)->component;
	struct mc_private *ctx = snd_soc_card_get_drvdata(rtd->card);
	struct snd_soc_jack *jack = &ctx->sdw_headset;
	struct snd_soc_card *card = rtd->card;
	int ret;

	card->components = devm_kasprintf(card->dev, GFP_KERNEL, "%s hs:cs42l43",
					  card->components);
	if (!card->components)
		return -ENOMEM;

	ret = snd_soc_dapm_new_controls(&card->dapm, cs42l43_hs_widgets,
					ARRAY_SIZE(cs42l43_hs_widgets));
	if (ret) {
		dev_err(card->dev, "cs42l43 hs widgets addition failed: %d\n", ret);
		return ret;
	}

	ret = snd_soc_dapm_add_routes(&card->dapm, cs42l43_hs_map,
				      ARRAY_SIZE(cs42l43_hs_map));
	if (ret) {
		dev_err(card->dev, "cs42l43 hs map addition failed: %d\n", ret);
		return ret;
	}

	ret = snd_soc_card_jack_new_pins(card, "Jack",
					 SND_JACK_MECHANICAL | SND_JACK_AVOUT |
					 SND_JACK_HEADSET | SND_JACK_LINEOUT |
					 SND_JACK_BTN_0 | SND_JACK_BTN_1 |
					 SND_JACK_BTN_2 | SND_JACK_BTN_3,
					 jack, sof_jack_pins,
					 ARRAY_SIZE(sof_jack_pins));
	if (ret) {
		dev_err(card->dev, "Failed to create jack: %d\n", ret);
		return ret;
	}

	snd_jack_set_key(jack->jack, SND_JACK_BTN_0, KEY_PLAYPAUSE);
	snd_jack_set_key(jack->jack, SND_JACK_BTN_1, KEY_VOICECOMMAND);
	snd_jack_set_key(jack->jack, SND_JACK_BTN_2, KEY_VOLUMEUP);
	snd_jack_set_key(jack->jack, SND_JACK_BTN_3, KEY_VOLUMEDOWN);

	ret = snd_soc_component_set_jack(component, jack, NULL);
	if (ret) {
		dev_err(card->dev, "Failed to register jack: %d\n", ret);
		return ret;
	}

	ret = snd_soc_component_set_sysclk(component, CS42L43_SYSCLK, CS42L43_SYSCLK_SDW,
					   0, SND_SOC_CLOCK_IN);
	if (ret)
		dev_err(card->dev, "Failed to set sysclk: %d\n", ret);

	return ret;
}

int cs42l43_dmic_rtd_init(struct snd_soc_pcm_runtime *rtd)
{
	struct snd_soc_card *card = rtd->card;
	int ret;

	card->components = devm_kasprintf(card->dev, GFP_KERNEL, "%s mic:cs42l43-dmic",
					  card->components);
	if (!card->components)
		return -ENOMEM;

	ret = snd_soc_dapm_new_controls(&card->dapm, cs42l43_dmic_widgets,
					ARRAY_SIZE(cs42l43_dmic_widgets));
	if (ret) {
		dev_err(card->dev, "cs42l43 dmic widgets addition failed: %d\n", ret);
		return ret;
	}

	ret = snd_soc_dapm_add_routes(&card->dapm, cs42l43_dmic_map,
				      ARRAY_SIZE(cs42l43_dmic_map));
	if (ret)
		dev_err(card->dev, "cs42l43 dmic map addition failed: %d\n", ret);

	return ret;
}