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 = DMIC, 27 .hs_codec_id = RT5682, 28 .amp_codec_id = RT1019, 29 .dmic_codec_id = DMIC, 30 }; 31 32 static struct acp_card_drvdata rt5682s_max_data = { 33 .hs_cpu_id = I2S_SP, 34 .amp_cpu_id = I2S_SP, 35 .dmic_cpu_id = DMIC, 36 .hs_codec_id = RT5682S, 37 .amp_codec_id = MAX98360A, 38 .dmic_codec_id = DMIC, 39 }; 40 41 static struct acp_card_drvdata rt5682s_rt1019_data = { 42 .hs_cpu_id = I2S_SP, 43 .amp_cpu_id = I2S_SP, 44 .dmic_cpu_id = DMIC, 45 .hs_codec_id = RT5682S, 46 .amp_codec_id = RT1019, 47 .dmic_codec_id = DMIC, 48 }; 49 50 static const struct snd_kcontrol_new acp_controls[] = { 51 SOC_DAPM_PIN_SWITCH("Headphone Jack"), 52 SOC_DAPM_PIN_SWITCH("Headset Mic"), 53 SOC_DAPM_PIN_SWITCH("Spk"), 54 SOC_DAPM_PIN_SWITCH("Left Spk"), 55 SOC_DAPM_PIN_SWITCH("Right Spk"), 56 57 }; 58 59 static const struct snd_soc_dapm_widget acp_widgets[] = { 60 SND_SOC_DAPM_HP("Headphone Jack", NULL), 61 SND_SOC_DAPM_MIC("Headset Mic", NULL), 62 SND_SOC_DAPM_SPK("Spk", NULL), 63 SND_SOC_DAPM_SPK("Left Spk", NULL), 64 SND_SOC_DAPM_SPK("Right Spk", NULL), 65 }; 66 67 static int acp_asoc_probe(struct platform_device *pdev) 68 { 69 struct snd_soc_card *card = NULL; 70 struct device *dev = &pdev->dev; 71 int ret; 72 73 if (!pdev->id_entry) 74 return -EINVAL; 75 76 card = devm_kzalloc(dev, sizeof(*card), GFP_KERNEL); 77 if (!card) 78 return -ENOMEM; 79 80 card->dev = dev; 81 card->owner = THIS_MODULE; 82 card->name = pdev->id_entry->name; 83 card->dapm_widgets = acp_widgets; 84 card->num_dapm_widgets = ARRAY_SIZE(acp_widgets); 85 card->controls = acp_controls; 86 card->num_controls = ARRAY_SIZE(acp_controls); 87 card->drvdata = (struct acp_card_drvdata *)pdev->id_entry->driver_data; 88 89 acp_legacy_dai_links_create(card); 90 91 ret = devm_snd_soc_register_card(&pdev->dev, card); 92 if (ret) { 93 dev_err(&pdev->dev, 94 "devm_snd_soc_register_card(%s) failed: %d\n", 95 card->name, ret); 96 return ret; 97 } 98 99 return 0; 100 } 101 102 static const struct platform_device_id board_ids[] = { 103 { 104 .name = "acp3xalc56821019", 105 .driver_data = (kernel_ulong_t)&rt5682_rt1019_data, 106 }, 107 { 108 .name = "acp3xalc5682sm98360", 109 .driver_data = (kernel_ulong_t)&rt5682s_max_data, 110 }, 111 { 112 .name = "acp3xalc5682s1019", 113 .driver_data = (kernel_ulong_t)&rt5682s_rt1019_data, 114 }, 115 { } 116 }; 117 static struct platform_driver acp_asoc_audio = { 118 .driver = { 119 .pm = &snd_soc_pm_ops, 120 .name = "acp_mach", 121 }, 122 .probe = acp_asoc_probe, 123 .id_table = board_ids, 124 }; 125 126 module_platform_driver(acp_asoc_audio); 127 128 MODULE_IMPORT_NS(SND_SOC_AMD_MACH); 129 MODULE_DESCRIPTION("ACP chrome audio support"); 130 MODULE_ALIAS("platform:acp3xalc56821019"); 131 MODULE_ALIAS("platform:acp3xalc5682sm98360"); 132 MODULE_ALIAS("platform:acp3xalc5682s1019"); 133 MODULE_LICENSE("GPL v2"); 134