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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 or4// redistributing this file, you may do so under either license.5//6// Copyright(c) 2023 Advanced Micro Devices, Inc. All rights reserved.7//8// Authors: Vijendar Mukunda <Vijendar.Mukunda@amd.com>9 10/*.11 * PCI interface for ACP6.3 device12 */13 14#include <linux/module.h>15#include <linux/pci.h>16#include <linux/platform_device.h>17#include <sound/sof.h>18#include <sound/soc-acpi.h>19 20#include "../ops.h"21#include "../sof-pci-dev.h"22#include "../../amd/mach-config.h"23#include "acp.h"24#include "acp-dsp-offset.h"25 26#define ACP6X_FUTURE_REG_ACLK_0 0x185427#define ACP6x_REG_START 0x124000028#define ACP6x_REG_END 0x125C00029 30static const struct sof_amd_acp_desc acp63_chip_info = {31 .host_bridge_id = HOST_BRIDGE_ACP63,32 .pgfsm_base = ACP6X_PGFSM_BASE,33 .ext_intr_enb = ACP6X_EXTERNAL_INTR_ENB,34 .ext_intr_cntl = ACP6X_EXTERNAL_INTR_CNTL,35 .ext_intr_stat = ACP6X_EXT_INTR_STAT,36 .ext_intr_stat1 = ACP6X_EXT_INTR_STAT1,37 .acp_error_stat = ACP6X_ERROR_STATUS,38 .acp_sw0_i2s_err_reason = ACP6X_SW0_I2S_ERROR_REASON,39 .dsp_intr_base = ACP6X_DSP_SW_INTR_BASE,40 .sram_pte_offset = ACP6X_SRAM_PTE_OFFSET,41 .hw_semaphore_offset = ACP6X_AXI2DAGB_SEM_0,42 .fusion_dsp_offset = ACP6X_DSP_FUSION_RUNSTALL,43 .probe_reg_offset = ACP6X_FUTURE_REG_ACLK_0,44 .sdw_max_link_count = ACP6X_SDW_MAX_MANAGER_COUNT,45 .sdw_acpi_dev_addr = SDW_ACPI_ADDR_ACP63,46 .reg_start_addr = ACP6x_REG_START,47 .reg_end_addr = ACP6x_REG_END,48};49 50static const struct sof_dev_desc acp63_desc = {51 .machines = snd_soc_acpi_amd_acp63_sof_machines,52 .alt_machines = snd_soc_acpi_amd_acp63_sof_sdw_machines,53 .resindex_lpe_base = 0,54 .resindex_pcicfg_base = -1,55 .resindex_imr_base = -1,56 .irqindex_host_ipc = -1,57 .chip_info = &acp63_chip_info,58 .ipc_supported_mask = BIT(SOF_IPC_TYPE_3),59 .ipc_default = SOF_IPC_TYPE_3,60 .default_fw_path = {61 [SOF_IPC_TYPE_3] = "amd/sof",62 },63 .default_tplg_path = {64 [SOF_IPC_TYPE_3] = "amd/sof-tplg",65 },66 .default_fw_filename = {67 [SOF_IPC_TYPE_3] = "sof-acp_6_3.ri",68 },69 .nocodec_tplg_filename = "sof-acp.tplg",70 .ops = &sof_acp63_ops,71 .ops_init = sof_acp63_ops_init,72};73 74static int acp63_pci_probe(struct pci_dev *pci, const struct pci_device_id *pci_id)75{76 unsigned int flag;77 78 if (pci->revision != ACP63_PCI_ID)79 return -ENODEV;80 81 flag = snd_amd_acp_find_config(pci);82 if (flag != FLAG_AMD_SOF && flag != FLAG_AMD_SOF_ONLY_DMIC)83 return -ENODEV;84 85 return sof_pci_probe(pci, pci_id);86};87 88static void acp63_pci_remove(struct pci_dev *pci)89{90 sof_pci_remove(pci);91}92 93/* PCI IDs */94static const struct pci_device_id acp63_pci_ids[] = {95 { PCI_DEVICE(PCI_VENDOR_ID_AMD, ACP_PCI_DEV_ID),96 .driver_data = (unsigned long)&acp63_desc},97 { 0, }98};99MODULE_DEVICE_TABLE(pci, acp63_pci_ids);100 101/* pci_driver definition */102static struct pci_driver snd_sof_pci_amd_acp63_driver = {103 .name = KBUILD_MODNAME,104 .id_table = acp63_pci_ids,105 .probe = acp63_pci_probe,106 .remove = acp63_pci_remove,107 .driver = {108 .pm = &sof_pci_pm,109 },110};111module_pci_driver(snd_sof_pci_amd_acp63_driver);112 113MODULE_LICENSE("Dual BSD/GPL");114MODULE_DESCRIPTION("ACP63 SOF Driver");115MODULE_IMPORT_NS(SND_SOC_SOF_AMD_COMMON);116MODULE_IMPORT_NS(SND_SOC_SOF_PCI_DEV);117