tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
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linux
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/dmi.h>
20#include <linux/module.h>
21
22#include "acp-mach.h"
23
24static struct acp_card_drvdata rt5682_rt1019_data = {
25 .hs_cpu_id = I2S_SP,
26 .amp_cpu_id = I2S_SP,
27 .dmic_cpu_id = DMIC,
28 .hs_codec_id = RT5682,
29 .amp_codec_id = RT1019,
30 .dmic_codec_id = DMIC,
31 .tdm_mode = false,
32};
33
34static struct acp_card_drvdata rt5682s_max_data = {
35 .hs_cpu_id = I2S_SP,
36 .amp_cpu_id = I2S_SP,
37 .dmic_cpu_id = DMIC,
38 .hs_codec_id = RT5682S,
39 .amp_codec_id = MAX98360A,
40 .dmic_codec_id = DMIC,
41 .tdm_mode = false,
42};
43
44static struct acp_card_drvdata rt5682s_rt1019_data = {
45 .hs_cpu_id = I2S_SP,
46 .amp_cpu_id = I2S_SP,
47 .dmic_cpu_id = DMIC,
48 .hs_codec_id = RT5682S,
49 .amp_codec_id = RT1019,
50 .dmic_codec_id = DMIC,
51 .tdm_mode = false,
52};
53
54static struct acp_card_drvdata max_nau8825_data = {
55 .hs_cpu_id = I2S_HS,
56 .amp_cpu_id = I2S_HS,
57 .dmic_cpu_id = DMIC,
58 .hs_codec_id = NAU8825,
59 .amp_codec_id = MAX98360A,
60 .dmic_codec_id = DMIC,
61 .soc_mclk = true,
62 .platform = REMBRANDT,
63 .tdm_mode = false,
64};
65
66static struct acp_card_drvdata rt5682s_rt1019_rmb_data = {
67 .hs_cpu_id = I2S_HS,
68 .amp_cpu_id = I2S_HS,
69 .dmic_cpu_id = DMIC,
70 .hs_codec_id = RT5682S,
71 .amp_codec_id = RT1019,
72 .dmic_codec_id = DMIC,
73 .soc_mclk = true,
74 .platform = REMBRANDT,
75 .tdm_mode = false,
76};
77
78static const struct snd_kcontrol_new acp_controls[] = {
79 SOC_DAPM_PIN_SWITCH("Headphone Jack"),
80 SOC_DAPM_PIN_SWITCH("Headset Mic"),
81 SOC_DAPM_PIN_SWITCH("Spk"),
82 SOC_DAPM_PIN_SWITCH("Left Spk"),
83 SOC_DAPM_PIN_SWITCH("Right Spk"),
84
85};
86
87static const struct snd_soc_dapm_widget acp_widgets[] = {
88 SND_SOC_DAPM_HP("Headphone Jack", NULL),
89 SND_SOC_DAPM_MIC("Headset Mic", NULL),
90 SND_SOC_DAPM_SPK("Spk", NULL),
91 SND_SOC_DAPM_SPK("Left Spk", NULL),
92 SND_SOC_DAPM_SPK("Right Spk", NULL),
93};
94
95static int acp_asoc_probe(struct platform_device *pdev)
96{
97 struct snd_soc_card *card = NULL;
98 struct device *dev = &pdev->dev;
99 const struct dmi_system_id *dmi_id;
100 struct acp_card_drvdata *acp_card_drvdata;
101 int ret;
102
103 if (!pdev->id_entry)
104 return -EINVAL;
105
106 card = devm_kzalloc(dev, sizeof(*card), GFP_KERNEL);
107 if (!card)
108 return -ENOMEM;
109
110 card->dev = dev;
111 card->owner = THIS_MODULE;
112 card->name = pdev->id_entry->name;
113 card->dapm_widgets = acp_widgets;
114 card->num_dapm_widgets = ARRAY_SIZE(acp_widgets);
115 card->controls = acp_controls;
116 card->num_controls = ARRAY_SIZE(acp_controls);
117 card->drvdata = (struct acp_card_drvdata *)pdev->id_entry->driver_data;
118
119 acp_card_drvdata = card->drvdata;
120 dmi_id = dmi_first_match(acp_quirk_table);
121 if (dmi_id && dmi_id->driver_data)
122 acp_card_drvdata->tdm_mode = dmi_id->driver_data;
123
124 acp_legacy_dai_links_create(card);
125
126 ret = devm_snd_soc_register_card(&pdev->dev, card);
127 if (ret) {
128 dev_err(&pdev->dev,
129 "devm_snd_soc_register_card(%s) failed: %d\n",
130 card->name, ret);
131 return ret;
132 }
133
134 return 0;
135}
136
137static const struct platform_device_id board_ids[] = {
138 {
139 .name = "acp3xalc56821019",
140 .driver_data = (kernel_ulong_t)&rt5682_rt1019_data,
141 },
142 {
143 .name = "acp3xalc5682sm98360",
144 .driver_data = (kernel_ulong_t)&rt5682s_max_data,
145 },
146 {
147 .name = "acp3xalc5682s1019",
148 .driver_data = (kernel_ulong_t)&rt5682s_rt1019_data,
149 },
150 {
151 .name = "rmb-nau8825-max",
152 .driver_data = (kernel_ulong_t)&max_nau8825_data,
153 },
154 {
155 .name = "rmb-rt5682s-rt1019",
156 .driver_data = (kernel_ulong_t)&rt5682s_rt1019_rmb_data,
157 },
158 { }
159};
160static struct platform_driver acp_asoc_audio = {
161 .driver = {
162 .pm = &snd_soc_pm_ops,
163 .name = "acp_mach",
164 },
165 .probe = acp_asoc_probe,
166 .id_table = board_ids,
167};
168
169module_platform_driver(acp_asoc_audio);
170
171MODULE_IMPORT_NS(SND_SOC_AMD_MACH);
172MODULE_DESCRIPTION("ACP chrome audio support");
173MODULE_ALIAS("platform:acp3xalc56821019");
174MODULE_ALIAS("platform:acp3xalc5682sm98360");
175MODULE_ALIAS("platform:acp3xalc5682s1019");
176MODULE_ALIAS("platform:rmb-nau8825-max");
177MODULE_ALIAS("platform:rmb-rt5682s-rt1019");
178MODULE_LICENSE("GPL v2");