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
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
|
/*
* Machine driver for AMD ACP Audio engine using Realtek RT5645 codec
*
* Copyright 2017 Advanced Micro Devices, Inc.
*
* This file is modified from rt288 machine driver
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*
*
*/
#include <sound/core.h>
#include <sound/soc.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/soc-dapm.h>
#include <sound/jack.h>
#include <linux/gpio.h>
#include <linux/module.h>
#include <linux/i2c.h>
#include <linux/acpi.h>
#include "../codecs/rt5645.h"
#define CZ_PLAT_CLK 24000000
static struct snd_soc_jack cz_jack;
static int cz_aif1_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params)
{
int ret = 0;
struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
ret = snd_soc_dai_set_pll(codec_dai, 0, RT5645_PLL1_S_MCLK,
CZ_PLAT_CLK, params_rate(params) * 512);
if (ret < 0) {
dev_err(rtd->dev, "can't set codec pll: %d\n", ret);
return ret;
}
ret = snd_soc_dai_set_sysclk(codec_dai, RT5645_SCLK_S_PLL1,
params_rate(params) * 512, SND_SOC_CLOCK_OUT);
if (ret < 0) {
dev_err(rtd->dev, "can't set codec sysclk: %d\n", ret);
return ret;
}
return ret;
}
static int cz_init(struct snd_soc_pcm_runtime *rtd)
{
int ret;
struct snd_soc_card *card;
struct snd_soc_component *codec;
codec = asoc_rtd_to_codec(rtd, 0)->component;
card = rtd->card;
ret = snd_soc_card_jack_new(card, "Headset Jack",
SND_JACK_HEADPHONE | SND_JACK_MICROPHONE |
SND_JACK_BTN_0 | SND_JACK_BTN_1 |
SND_JACK_BTN_2 | SND_JACK_BTN_3,
&cz_jack, NULL, 0);
if (ret) {
dev_err(card->dev, "HP jack creation failed %d\n", ret);
return ret;
}
rt5645_set_jack_detect(codec, &cz_jack, &cz_jack, &cz_jack);
return 0;
}
static struct snd_soc_ops cz_aif1_ops = {
.hw_params = cz_aif1_hw_params,
};
SND_SOC_DAILINK_DEF(designware1,
DAILINK_COMP_ARRAY(COMP_CPU("designware-i2s.1.auto")));
SND_SOC_DAILINK_DEF(designware2,
DAILINK_COMP_ARRAY(COMP_CPU("designware-i2s.2.auto")));
SND_SOC_DAILINK_DEF(codec,
DAILINK_COMP_ARRAY(COMP_CODEC("i2c-10EC5650:00", "rt5645-aif1")));
SND_SOC_DAILINK_DEF(platform,
DAILINK_COMP_ARRAY(COMP_PLATFORM("acp_audio_dma.0.auto")));
static struct snd_soc_dai_link cz_dai_rt5650[] = {
{
.name = "amd-rt5645-play",
.stream_name = "RT5645_AIF1",
.dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF
| SND_SOC_DAIFMT_CBM_CFM,
.init = cz_init,
.ops = &cz_aif1_ops,
SND_SOC_DAILINK_REG(designware1, codec, platform),
},
{
.name = "amd-rt5645-cap",
.stream_name = "RT5645_AIF1",
.dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF
| SND_SOC_DAIFMT_CBM_CFM,
.ops = &cz_aif1_ops,
SND_SOC_DAILINK_REG(designware2, codec, platform),
},
};
static const struct snd_soc_dapm_widget cz_widgets[] = {
SND_SOC_DAPM_HP("Headphones", NULL),
SND_SOC_DAPM_SPK("Speakers", NULL),
SND_SOC_DAPM_MIC("Headset Mic", NULL),
SND_SOC_DAPM_MIC("Int Mic", NULL),
};
static const struct snd_soc_dapm_route cz_audio_route[] = {
{"Headphones", NULL, "HPOL"},
{"Headphones", NULL, "HPOR"},
{"RECMIXL", NULL, "Headset Mic"},
{"RECMIXR", NULL, "Headset Mic"},
{"Speakers", NULL, "SPOL"},
{"Speakers", NULL, "SPOR"},
{"DMIC L2", NULL, "Int Mic"},
{"DMIC R2", NULL, "Int Mic"},
};
static const struct snd_kcontrol_new cz_mc_controls[] = {
SOC_DAPM_PIN_SWITCH("Headphones"),
SOC_DAPM_PIN_SWITCH("Speakers"),
SOC_DAPM_PIN_SWITCH("Headset Mic"),
SOC_DAPM_PIN_SWITCH("Int Mic"),
};
static struct snd_soc_card cz_card = {
.name = "acprt5650",
.owner = THIS_MODULE,
.dai_link = cz_dai_rt5650,
.num_links = ARRAY_SIZE(cz_dai_rt5650),
.dapm_widgets = cz_widgets,
.num_dapm_widgets = ARRAY_SIZE(cz_widgets),
.dapm_routes = cz_audio_route,
.num_dapm_routes = ARRAY_SIZE(cz_audio_route),
.controls = cz_mc_controls,
.num_controls = ARRAY_SIZE(cz_mc_controls),
};
static int cz_probe(struct platform_device *pdev)
{
int ret;
struct snd_soc_card *card;
card = &cz_card;
cz_card.dev = &pdev->dev;
platform_set_drvdata(pdev, card);
ret = devm_snd_soc_register_card(&pdev->dev, &cz_card);
if (ret) {
dev_err(&pdev->dev,
"devm_snd_soc_register_card(%s) failed: %d\n",
cz_card.name, ret);
return ret;
}
return 0;
}
#ifdef CONFIG_ACPI
static const struct acpi_device_id cz_audio_acpi_match[] = {
{ "AMDI1002", 0 },
{},
};
MODULE_DEVICE_TABLE(acpi, cz_audio_acpi_match);
#endif
static struct platform_driver cz_pcm_driver = {
.driver = {
.name = "cz-rt5645",
.acpi_match_table = ACPI_PTR(cz_audio_acpi_match),
.pm = &snd_soc_pm_ops,
},
.probe = cz_probe,
};
module_platform_driver(cz_pcm_driver);
MODULE_AUTHOR("akshu.agrawal@amd.com");
MODULE_DESCRIPTION("cz-rt5645 audio support");
MODULE_LICENSE("GPL v2");
|
