/* SPDX-License-Identifier: GPL-2.0-only */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #if CONFIG(HAVE_ACPI_TABLES) const char *soc_acpi_name(const struct device *dev) { if (dev->path.type == DEVICE_PATH_DOMAIN) return "PCI0"; if (dev->path.type == DEVICE_PATH_USB) { switch (dev->path.usb.port_type) { case 0: /* Root Hub */ return "RHUB"; case 2: /* USB2 ports */ switch (dev->path.usb.port_id) { case 0: return "HS01"; case 1: return "HS02"; case 2: return "HS03"; case 3: return "HS04"; case 4: return "HS05"; case 5: return "HS06"; case 6: return "HS07"; case 7: return "HS08"; case 8: return "HS09"; case 9: return "HS10"; case 10: return "HS11"; case 11: return "HS12"; case 12: return "HS13"; case 13: return "HS14"; } break; case 3: /* USB3 ports */ switch (dev->path.usb.port_id) { case 0: return "SS01"; case 1: return "SS02"; case 2: return "SS03"; case 3: return "SS04"; case 4: return "SS05"; case 5: return "SS06"; case 6: return "SS07"; case 7: return "SS08"; case 8: return "SS09"; case 9: return "SS10"; } break; } return NULL; } if (dev->path.type != DEVICE_PATH_PCI) return NULL; switch (dev->path.pci.devfn) { case SA_DEVFN_ROOT: return "MCHC"; #if CONFIG(SOC_INTEL_ALDERLAKE_PCH_S) case SA_DEVFN_CPU_PCIE1_0: return "PEG1"; case SA_DEVFN_CPU_PCIE1_1: return "PEG2"; case SA_DEVFN_CPU_PCIE6_0: return "PEG0"; #else case SA_DEVFN_CPU_PCIE1_0: return "PEG2"; case SA_DEVFN_CPU_PCIE6_0: return "PEG0"; case SA_DEVFN_CPU_PCIE6_2: return "PEG1"; #endif case SA_DEVFN_IGD: return "GFX0"; case SA_DEVFN_TCSS_XHCI: return "TXHC"; case SA_DEVFN_TCSS_XDCI: return "TXDC"; case SA_DEVFN_TCSS_DMA0: return "TDM0"; case SA_DEVFN_TCSS_DMA1: return "TDM1"; case SA_DEVFN_TBT0: return "TRP0"; case SA_DEVFN_TBT1: return "TRP1"; case SA_DEVFN_TBT2: return "TRP2"; case SA_DEVFN_TBT3: return "TRP3"; case SA_DEVFN_IPU: return "IPU0"; case SA_DEVFN_GNA: return "GNA"; case SA_DEVFN_DPTF: return "TCPU"; case PCH_DEVFN_ISH: return "ISHB"; case PCH_DEVFN_XHCI: return "XHCI"; case PCH_DEVFN_I2C0: return "I2C0"; case PCH_DEVFN_I2C1: return "I2C1"; case PCH_DEVFN_I2C2: return "I2C2"; case PCH_DEVFN_I2C3: return "I2C3"; case PCH_DEVFN_I2C4: return "I2C4"; case PCH_DEVFN_I2C5: return "I2C5"; case PCH_DEVFN_I2C6: return "I2C6"; case PCH_DEVFN_I2C7: return "I2C7"; case PCH_DEVFN_SATA: return "SATA"; case PCH_DEVFN_PCIE1: return "RP01"; case PCH_DEVFN_PCIE2: return "RP02"; case PCH_DEVFN_PCIE3: return "RP03"; case PCH_DEVFN_PCIE4: return "RP04"; case PCH_DEVFN_PCIE5: return "RP05"; case PCH_DEVFN_PCIE6: return "RP06"; case PCH_DEVFN_PCIE7: return "RP07"; case PCH_DEVFN_PCIE8: return "RP08"; case PCH_DEVFN_PCIE9: return "RP09"; case PCH_DEVFN_PCIE10: return "RP10"; case PCH_DEVFN_PCIE11: return "RP11"; case PCH_DEVFN_PCIE12: return "RP12"; case PCH_DEVFN_PCIE13: return "RP13"; case PCH_DEVFN_PCIE14: return "RP14"; case PCH_DEVFN_PCIE15: return "RP15"; case PCH_DEVFN_PCIE16: return "RP16"; case PCH_DEVFN_PCIE17: return "RP17"; case PCH_DEVFN_PCIE18: return "RP18"; case PCH_DEVFN_PCIE19: return "RP19"; case PCH_DEVFN_PCIE20: return "RP20"; case PCH_DEVFN_PCIE21: return "RP21"; case PCH_DEVFN_PCIE22: return "RP22"; case PCH_DEVFN_PCIE23: return "RP23"; case PCH_DEVFN_PCIE24: return "RP24"; #if CONFIG(SOC_INTEL_ALDERLAKE_PCH_S) /* Avoid conflicts with PCH-N eMMC */ case PCH_DEVFN_PCIE25: return "RP25"; case PCH_DEVFN_PCIE26: return "RP26"; case PCH_DEVFN_PCIE27: return "RP27"; case PCH_DEVFN_PCIE28: return "RP28"; #endif case PCH_DEVFN_PMC: return "PMC"; case PCH_DEVFN_UART0: return "UAR0"; case PCH_DEVFN_UART1: return "UAR1"; case PCH_DEVFN_UART2: return "UAR2"; case PCH_DEVFN_GSPI0: return "SPI0"; case PCH_DEVFN_GSPI1: return "SPI1"; case PCH_DEVFN_GSPI2: return "SPI2"; case PCH_DEVFN_GSPI3: return "SPI3"; /* Keeping ACPI device name coherent with ec.asl */ case PCH_DEVFN_ESPI: return "LPCB"; case PCH_DEVFN_HDA: return "HDAS"; case PCH_DEVFN_SMBUS: return "SBUS"; case PCH_DEVFN_GBE: return "GLAN"; case PCH_DEVFN_SRAM: return "SRAM"; case PCH_DEVFN_SPI: return "FSPI"; case PCH_DEVFN_CSE: return "HEC1"; #if CONFIG(SOC_INTEL_ALDERLAKE_PCH_N) case PCH_DEVFN_EMMC: return "EMMC"; #endif } return NULL; } #endif #if CONFIG(SOC_INTEL_STORE_ISH_FW_VERSION) /* * SoC override API to identify if ISH Firmware existed inside CSE FPT. * * Identifying the ISH enabled device is required to conclude that the ISH * partition also is available (because ISH may be default enabled for non-UFS * platforms as well starting with Alder Lake). */ bool soc_is_ish_partition_enabled(void) { struct device *ish = pcidev_path_on_root(PCH_DEVFN_ISH); uint16_t ish_pci_id = ish ? pci_read_config16(ish, PCI_DEVICE_ID) : 0xFFFF; if (ish_pci_id == 0xFFFF) return false; return true; } #endif /* SoC routine to fill GPIO PM mask and value for GPIO_MISCCFG register */ static void soc_fill_gpio_pm_configuration(void) { uint8_t value[TOTAL_GPIO_COMM]; const config_t *config = config_of_soc(); if (config->gpio_override_pm) memcpy(value, config->gpio_pm, sizeof(value)); else memset(value, MISCCFG_GPIO_PM_CONFIG_BITS, sizeof(value)); gpio_pm_configure(value, TOTAL_GPIO_COMM); } void soc_init_pre_device(void *chip_info) { /* HSPHY FW needs to be loaded before FSP silicon init */ load_and_init_hsphy(); /* Perform silicon specific init. */ fsp_silicon_init(); /* Display FIRMWARE_VERSION_INFO_HOB */ fsp_display_fvi_version_hob(); soc_fill_gpio_pm_configuration(); /* Swap enabled PCI ports in device tree if needed. */ pcie_rp_update_devicetree(get_pch_pcie_rp_table()); /* Swap enabled TBT root ports in device tree if needed. */ pcie_rp_update_devicetree(get_tbt_pcie_rp_table()); /* * Earlier when coreboot used to send EOP at late as possible caused * issue of delayed response from CSE since CSE was busy loading payload. * To resolve the issue, EOP should be sent earlier than current sequence * in the boot sequence at BS_DEV_INIT. * Intel CSE team recommends to send EOP close to FW init (between FSP-S exit and * current boot sequence) to reduce message response time from CSE hence moving * sending EOP to earlier stage. */ if (CONFIG(SOC_INTEL_CSE_SEND_EOP_EARLY) || CONFIG(SOC_INTEL_CSE_SEND_EOP_ASYNC)) { printk(BIOS_INFO, "Sending EOP early from SoC\n"); cse_send_end_of_post(); } } static void cpu_fill_ssdt(const struct device *dev) { if (!generate_pin_irq_map()) printk(BIOS_ERR, "Failed to generate ACPI _PRT table!\n"); generate_cpu_entries(dev); } static void cpu_set_north_irqs(struct device *dev) { irq_program_non_pch(); } static struct device_operations pci_domain_ops = { .read_resources = &pci_domain_read_resources, .set_resources = &pci_domain_set_resources, .scan_bus = &pci_host_bridge_scan_bus, #if CONFIG(HAVE_ACPI_TABLES) .acpi_name = &soc_acpi_name, .acpi_fill_ssdt = ssdt_set_above_4g_pci, #endif }; static struct device_operations cpu_bus_ops = { .read_resources = noop_read_resources, .set_resources = noop_set_resources, .enable_resources = cpu_set_north_irqs, #if CONFIG(HAVE_ACPI_TABLES) .acpi_fill_ssdt = cpu_fill_ssdt, #endif }; static void soc_enable(struct device *dev) { struct device_operations *soc_p2sb_ops = (struct device_operations *)&p2sb_ops; /* * Set the operations if it is a special bus type or a hidden PCI * device. */ if (dev->path.type == DEVICE_PATH_DOMAIN) dev->ops = &pci_domain_ops; else if (dev->path.type == DEVICE_PATH_CPU_CLUSTER) dev->ops = &cpu_bus_ops; else if (dev->path.type == DEVICE_PATH_PCI && dev->path.pci.devfn == PCH_DEVFN_PMC) dev->ops = &pmc_ops; else if (dev->path.type == DEVICE_PATH_PCI && dev->path.pci.devfn == PCH_DEVFN_P2SB) dev->ops = soc_p2sb_ops; else if (dev->path.type == DEVICE_PATH_GPIO) block_gpio_enable(dev); } struct chip_operations soc_intel_alderlake_ops = { .name = "Intel Alderlake", .enable_dev = &soc_enable, .init = &soc_init_pre_device, };