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 * SOF Machine Driver 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 sof_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 sof_rt5682_max_data = { 33 .hs_cpu_id = I2S_SP, 34 .amp_cpu_id = I2S_SP, 35 .dmic_cpu_id = DMIC, 36 .hs_codec_id = RT5682, 37 .amp_codec_id = MAX98360A, 38 .dmic_codec_id = DMIC, 39 }; 40 41 static struct acp_card_drvdata sof_rt5682s_max_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 = MAX98360A, 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 static const struct snd_soc_dapm_widget acp_widgets[] = { 59 SND_SOC_DAPM_HP("Headphone Jack", NULL), 60 SND_SOC_DAPM_MIC("Headset Mic", NULL), 61 SND_SOC_DAPM_SPK("Spk", NULL), 62 SND_SOC_DAPM_SPK("Left Spk", NULL), 63 SND_SOC_DAPM_SPK("Right Spk", NULL), 64 }; 65 66 static int acp_sof_probe(struct platform_device *pdev) 67 { 68 struct snd_soc_card *card = NULL; 69 struct device *dev = &pdev->dev; 70 int ret; 71 72 if (!pdev->id_entry) 73 return -EINVAL; 74 75 card = devm_kzalloc(dev, sizeof(*card), GFP_KERNEL); 76 if (!card) 77 return -ENOMEM; 78 79 card->dev = dev; 80 card->owner = THIS_MODULE; 81 card->name = pdev->id_entry->name; 82 card->dapm_widgets = acp_widgets; 83 card->num_dapm_widgets = ARRAY_SIZE(acp_widgets); 84 card->controls = acp_controls; 85 card->num_controls = ARRAY_SIZE(acp_controls); 86 card->drvdata = (struct acp_card_drvdata *)pdev->id_entry->driver_data; 87 88 acp_sofdsp_dai_links_create(card); 89 90 ret = devm_snd_soc_register_card(&pdev->dev, card); 91 if (ret) { 92 dev_err(&pdev->dev, 93 "devm_snd_soc_register_card(%s) failed: %d\n", 94 card->name, ret); 95 return ret; 96 } 97 98 return 0; 99 } 100 101 static const struct platform_device_id board_ids[] = { 102 { 103 .name = "rt5682-rt1019", 104 .driver_data = (kernel_ulong_t)&sof_rt5682_rt1019_data 105 }, 106 { 107 .name = "rt5682-max", 108 .driver_data = (kernel_ulong_t)&sof_rt5682_max_data 109 }, 110 { 111 .name = "rt5682s-max", 112 .driver_data = (kernel_ulong_t)&sof_rt5682s_max_data 113 }, 114 { } 115 }; 116 static struct platform_driver acp_asoc_audio = { 117 .driver = { 118 .name = "sof_mach", 119 }, 120 .probe = acp_sof_probe, 121 .id_table = board_ids, 122 }; 123 124 module_platform_driver(acp_asoc_audio); 125 126 MODULE_IMPORT_NS(SND_SOC_AMD_MACH); 127 MODULE_DESCRIPTION("ACP chrome SOF audio support"); 128 MODULE_ALIAS("platform:rt5682-rt1019"); 129 MODULE_ALIAS("platform:rt5682-max"); 130 MODULE_ALIAS("platform:rt5682s-max"); 131 MODULE_LICENSE("GPL v2"); 132