1 // SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
2 //
3 // This file is provided under a dual BSD/GPLv2 license. When using or
4 // redistributing this file, you may do so under either license.
5 //
6 // Copyright(c) 2021 Advanced Micro Devices, Inc.
7 //
8 // Authors: Ajit Kumar Pandey <AjitKumar.Pandey@amd.com>
9 //
10
11 /*
12 * Machine Driver Legacy Support for ACP HW block
13 */
14
15 #include <sound/core.h>
16 #include <sound/pcm_params.h>
17 #include <sound/soc-acpi.h>
18 #include <sound/soc-dapm.h>
19 #include <linux/module.h>
20
21 #include "acp-mach.h"
22
23 static struct acp_card_drvdata rt5682_rt1019_data = {
24 .hs_cpu_id = I2S_SP,
25 .amp_cpu_id = I2S_SP,
26 .dmic_cpu_id = NONE,
27 .hs_codec_id = RT5682,
28 .amp_codec_id = RT1019,
29 .dmic_codec_id = NONE,
30 };
31
32 static const struct snd_kcontrol_new acp_controls[] = {
33 SOC_DAPM_PIN_SWITCH("Headphone Jack"),
34 SOC_DAPM_PIN_SWITCH("Headset Mic"),
35 SOC_DAPM_PIN_SWITCH("Spk"),
36 SOC_DAPM_PIN_SWITCH("Left Spk"),
37 SOC_DAPM_PIN_SWITCH("Right Spk"),
38
39 };
40
41 static const struct snd_soc_dapm_widget acp_widgets[] = {
42 SND_SOC_DAPM_HP("Headphone Jack", NULL),
43 SND_SOC_DAPM_MIC("Headset Mic", NULL),
44 SND_SOC_DAPM_SPK("Spk", NULL),
45 SND_SOC_DAPM_SPK("Left Spk", NULL),
46 SND_SOC_DAPM_SPK("Right Spk", NULL),
47 };
48
acp_asoc_probe(struct platform_device * pdev)49 static int acp_asoc_probe(struct platform_device *pdev)
50 {
51 struct snd_soc_card *card = NULL;
52 struct device *dev = &pdev->dev;
53 int ret;
54
55 if (!pdev->id_entry)
56 return -EINVAL;
57
58 card = devm_kzalloc(dev, sizeof(*card), GFP_KERNEL);
59 if (!card)
60 return -ENOMEM;
61
62 card->dev = dev;
63 card->owner = THIS_MODULE;
64 card->name = pdev->id_entry->name;
65 card->dapm_widgets = acp_widgets;
66 card->num_dapm_widgets = ARRAY_SIZE(acp_widgets);
67 card->controls = acp_controls;
68 card->num_controls = ARRAY_SIZE(acp_controls);
69 card->drvdata = (struct acp_card_drvdata *)pdev->id_entry->driver_data;
70
71 acp_legacy_dai_links_create(card);
72
73 ret = devm_snd_soc_register_card(&pdev->dev, card);
74 if (ret) {
75 dev_err(&pdev->dev,
76 "devm_snd_soc_register_card(%s) failed: %d\n",
77 card->name, ret);
78 return ret;
79 }
80
81 return 0;
82 }
83
84 static const struct platform_device_id board_ids[] = {
85 {
86 .name = "rn_rt5682_rt1019",
87 .driver_data = (kernel_ulong_t)&rt5682_rt1019_data,
88 },
89 { }
90 };
91 static struct platform_driver acp_asoc_audio = {
92 .driver = {
93 .name = "acp_mach",
94 },
95 .probe = acp_asoc_probe,
96 .id_table = board_ids,
97 };
98
99 module_platform_driver(acp_asoc_audio);
100
101 MODULE_IMPORT_NS(SND_SOC_AMD_MACH);
102 MODULE_DESCRIPTION("ACP chrome audio support");
103 MODULE_ALIAS("platform:rn_rt5682_rt1019");
104 MODULE_LICENSE("GPL v2");
105