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
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
|
/*
* mt6797-mt6351.c -- MT6797 MT6351 ALSA SoC machine driver
*
* Copyright (c) 2018 MediaTek Inc.
* Author: Ryder Lee <ryder.lee@mediatek.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
* only version 2 as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#include <linux/module.h>
#include <sound/soc.h>
#include "mt6797-afe-common.h"
static struct snd_soc_dai_link mt6797_mt6351_dai_links[] = {
/* FE */
{
.name = "Playback_1",
.stream_name = "Playback_1",
.cpu_dai_name = "DL1",
.codec_name = "snd-soc-dummy",
.codec_dai_name = "snd-soc-dummy-dai",
.trigger = {SND_SOC_DPCM_TRIGGER_PRE,
SND_SOC_DPCM_TRIGGER_PRE},
.dynamic = 1,
.dpcm_playback = 1,
},
{
.name = "Playback_2",
.stream_name = "Playback_2",
.cpu_dai_name = "DL2",
.codec_name = "snd-soc-dummy",
.codec_dai_name = "snd-soc-dummy-dai",
.trigger = {SND_SOC_DPCM_TRIGGER_PRE,
SND_SOC_DPCM_TRIGGER_PRE},
.dynamic = 1,
.dpcm_playback = 1,
},
{
.name = "Playback_3",
.stream_name = "Playback_3",
.cpu_dai_name = "DL3",
.codec_name = "snd-soc-dummy",
.codec_dai_name = "snd-soc-dummy-dai",
.trigger = {SND_SOC_DPCM_TRIGGER_PRE,
SND_SOC_DPCM_TRIGGER_PRE},
.dynamic = 1,
.dpcm_playback = 1,
},
{
.name = "Capture_1",
.stream_name = "Capture_1",
.cpu_dai_name = "UL1",
.codec_name = "snd-soc-dummy",
.codec_dai_name = "snd-soc-dummy-dai",
.trigger = {SND_SOC_DPCM_TRIGGER_PRE,
SND_SOC_DPCM_TRIGGER_PRE},
.dynamic = 1,
.dpcm_capture = 1,
},
{
.name = "Capture_2",
.stream_name = "Capture_2",
.cpu_dai_name = "UL2",
.codec_name = "snd-soc-dummy",
.codec_dai_name = "snd-soc-dummy-dai",
.trigger = {SND_SOC_DPCM_TRIGGER_PRE,
SND_SOC_DPCM_TRIGGER_PRE},
.dynamic = 1,
.dpcm_capture = 1,
},
{
.name = "Capture_3",
.stream_name = "Capture_3",
.cpu_dai_name = "UL3",
.codec_name = "snd-soc-dummy",
.codec_dai_name = "snd-soc-dummy-dai",
.trigger = {SND_SOC_DPCM_TRIGGER_PRE,
SND_SOC_DPCM_TRIGGER_PRE},
.dynamic = 1,
.dpcm_capture = 1,
},
{
.name = "Capture_Mono_1",
.stream_name = "Capture_Mono_1",
.cpu_dai_name = "UL_MONO_1",
.codec_name = "snd-soc-dummy",
.codec_dai_name = "snd-soc-dummy-dai",
.trigger = {SND_SOC_DPCM_TRIGGER_PRE,
SND_SOC_DPCM_TRIGGER_PRE},
.dynamic = 1,
.dpcm_capture = 1,
},
/* BE */
{
.name = "Primary Codec",
.cpu_dai_name = "ADDA",
.codec_dai_name = "mt6351-snd-codec-aif1",
.no_pcm = 1,
.dpcm_playback = 1,
.dpcm_capture = 1,
.ignore_suspend = 1,
},
};
static struct snd_soc_card mt6797_mt6351_card = {
.name = "mt6797-mt6351",
.owner = THIS_MODULE,
.dai_link = mt6797_mt6351_dai_links,
.num_links = ARRAY_SIZE(mt6797_mt6351_dai_links),
};
static int mt6797_mt6351_dev_probe(struct platform_device *pdev)
{
struct snd_soc_card *card = &mt6797_mt6351_card;
struct device_node *platform_node, *codec_node;
int ret, i;
card->dev = &pdev->dev;
platform_node = of_parse_phandle(pdev->dev.of_node,
"mediatek,platform", 0);
if (!platform_node) {
dev_err(&pdev->dev, "Property 'platform' missing or invalid\n");
return -EINVAL;
}
for (i = 0; i < card->num_links; i++) {
if (mt6797_mt6351_dai_links[i].platform_name)
continue;
mt6797_mt6351_dai_links[i].platform_of_node = platform_node;
}
codec_node = of_parse_phandle(pdev->dev.of_node,
"mediatek,audio-codec", 0);
if (!codec_node) {
dev_err(&pdev->dev,
"Property 'audio-codec' missing or invalid\n");
return -EINVAL;
}
for (i = 0; i < card->num_links; i++) {
if (mt6797_mt6351_dai_links[i].codec_name)
continue;
mt6797_mt6351_dai_links[i].codec_of_node = codec_node;
}
ret = devm_snd_soc_register_card(&pdev->dev, card);
if (ret)
dev_err(&pdev->dev, "%s snd_soc_register_card fail %d\n",
__func__, ret);
return ret;
}
#ifdef CONFIG_OF
static const struct of_device_id mt6797_mt6351_dt_match[] = {
{.compatible = "mediatek,mt6797-mt6351-sound",},
{}
};
#endif
static struct platform_driver mt6797_mt6351_driver = {
.driver = {
.name = "mt6797-mt6351",
.owner = THIS_MODULE,
#ifdef CONFIG_OF
.of_match_table = mt6797_mt6351_dt_match,
#endif
},
.probe = mt6797_mt6351_dev_probe,
};
module_platform_driver(mt6797_mt6351_driver);
/* Module information */
MODULE_DESCRIPTION("MT6797 MT6351 ALSA SoC machine driver");
MODULE_AUTHOR("KaiChieh Chuang <kaichieh.chuang@mediatek.com>");
MODULE_LICENSE("GPL v2");
MODULE_ALIAS("mt6797 mt6351 soc card");
|
