diff options
Diffstat (limited to 'sound/soc/sof/amd/pci-acp70.c')
| -rw-r--r-- | sound/soc/sof/amd/pci-acp70.c | 112 |
1 files changed, 112 insertions, 0 deletions
diff --git a/sound/soc/sof/amd/pci-acp70.c b/sound/soc/sof/amd/pci-acp70.c new file mode 100644 index 000000000000..a5d8b6a95a22 --- /dev/null +++ b/sound/soc/sof/amd/pci-acp70.c @@ -0,0 +1,112 @@ +// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) +// +// This file is provided under a dual BSD/GPLv2 license. When using or +// redistributing this file, you may do so under either license. +// +// Copyright(c) 2024 Advanced Micro Devices, Inc. All rights reserved. +// +// Authors: Vijendar Mukunda <Vijendar.Mukunda@amd.com> + +/*. + * PCI interface for ACP7.0 device + */ + +#include <linux/module.h> +#include <linux/pci.h> +#include <linux/platform_device.h> +#include <sound/sof.h> +#include <sound/soc-acpi.h> + +#include "../ops.h" +#include "../sof-pci-dev.h" +#include "../../amd/mach-config.h" +#include "acp.h" +#include "acp-dsp-offset.h" + +#define ACP70_FUTURE_REG_ACLK_0 0x1854 +#define ACP70_REG_START 0x1240000 +#define ACP70_REG_END 0x125C000 + +static const struct sof_amd_acp_desc acp70_chip_info = { + .host_bridge_id = HOST_BRIDGE_ACP70, + .pgfsm_base = ACP70_PGFSM_BASE, + .ext_intr_enb = ACP70_EXTERNAL_INTR_ENB, + .ext_intr_cntl = ACP70_EXTERNAL_INTR_CNTL, + .ext_intr_stat = ACP70_EXT_INTR_STAT, + .ext_intr_stat1 = ACP70_EXT_INTR_STAT1, + .dsp_intr_base = ACP70_DSP_SW_INTR_BASE, + .acp_sw0_i2s_err_reason = ACP7X_SW0_I2S_ERROR_REASON, + .sram_pte_offset = ACP70_SRAM_PTE_OFFSET, + .hw_semaphore_offset = ACP70_AXI2DAGB_SEM_0, + .fusion_dsp_offset = ACP70_DSP_FUSION_RUNSTALL, + .probe_reg_offset = ACP70_FUTURE_REG_ACLK_0, + .reg_start_addr = ACP70_REG_START, + .reg_end_addr = ACP70_REG_END, +}; + +static const struct sof_dev_desc acp70_desc = { + .machines = snd_soc_acpi_amd_acp70_sof_machines, + .resindex_lpe_base = 0, + .resindex_pcicfg_base = -1, + .resindex_imr_base = -1, + .irqindex_host_ipc = -1, + .chip_info = &acp70_chip_info, + .ipc_supported_mask = BIT(SOF_IPC_TYPE_3), + .ipc_default = SOF_IPC_TYPE_3, + .default_fw_path = { + [SOF_IPC_TYPE_3] = "amd/sof", + }, + .default_tplg_path = { + [SOF_IPC_TYPE_3] = "amd/sof-tplg", + }, + .default_fw_filename = { + [SOF_IPC_TYPE_3] = "sof-acp_7_0.ri", + }, + .nocodec_tplg_filename = "sof-acp.tplg", + .ops = &sof_acp70_ops, + .ops_init = sof_acp70_ops_init, +}; + +static int acp70_pci_probe(struct pci_dev *pci, const struct pci_device_id *pci_id) +{ + unsigned int flag; + + if (pci->revision != ACP70_PCI_ID) + return -ENODEV; + + flag = snd_amd_acp_find_config(pci); + if (flag != FLAG_AMD_SOF && flag != FLAG_AMD_SOF_ONLY_DMIC) + return -ENODEV; + + return sof_pci_probe(pci, pci_id); +}; + +static void acp70_pci_remove(struct pci_dev *pci) +{ + sof_pci_remove(pci); +} + +/* PCI IDs */ +static const struct pci_device_id acp70_pci_ids[] = { + { PCI_DEVICE(PCI_VENDOR_ID_AMD, ACP_PCI_DEV_ID), + .driver_data = (unsigned long)&acp70_desc}, + { 0, } +}; +MODULE_DEVICE_TABLE(pci, acp70_pci_ids); + +/* pci_driver definition */ +static struct pci_driver snd_sof_pci_amd_acp70_driver = { + .name = KBUILD_MODNAME, + .id_table = acp70_pci_ids, + .probe = acp70_pci_probe, + .remove = acp70_pci_remove, + .driver = { + .pm = &sof_pci_pm, + }, +}; +module_pci_driver(snd_sof_pci_amd_acp70_driver); + +MODULE_LICENSE("Dual BSD/GPL"); +MODULE_DESCRIPTION("ACP70 SOF Driver"); +MODULE_IMPORT_NS(SND_SOC_SOF_AMD_COMMON); +MODULE_IMPORT_NS(SND_SOC_SOF_PCI_DEV); |