/* SPDX-License-Identifier: GPL-2.0-only */ #include <device/device.h> #include <device/pci.h> #include <device/pci_ops.h> #include <intelblocks/lpc_lib.h> #include <intelblocks/itss.h> #include <soc/ramstage.h> #include <soc/interrupt.h> #include <soc/irq.h> #include <string.h> static const SI_PCH_DEVICE_INTERRUPT_CONFIG devintconfig[] = { /* * cAVS(Audio, Voice, Speech), INTA is default, programmed in * PciCfgSpace 3Dh */ DEVICE_INT_CONFIG(PCH_DEVFN_HDA, int_A, cAVS_INTA_IRQ), /* * SMBus Controller, no default value, programmed in * PciCfgSpace 3Dh */ DEVICE_INT_CONFIG(PCH_DEVFN_SMBUS, int_A, SMBUS_INTA_IRQ), /* GbE Controller, INTA is default, programmed in PciCfgSpace 3Dh */ DEVICE_INT_CONFIG(PCH_DEVFN_GBE, int_A, GbE_INTA_IRQ), /* TraceHub, INTA is default, RO register */ DEVICE_INT_CONFIG(PCH_DEVFN_TRACEHUB, int_A, TRACE_HUB_INTA_IRQ), /* * SerialIo: UART #0, INTA is default, * programmed in PCR[SERIALIO] + PCICFGCTRL[7] */ DEVICE_INT_CONFIG(PCH_DEVFN_UART0, int_A, LPSS_UART0_IRQ), /* * SerialIo: UART #1, INTA is default, * programmed in PCR[SERIALIO] + PCICFGCTRL[8] */ DEVICE_INT_CONFIG(PCH_DEVFN_UART1, int_B, LPSS_UART1_IRQ), /* * SerialIo: SPI #0, INTA is default, * programmed in PCR[SERIALIO] + PCICFGCTRL[10] */ DEVICE_INT_CONFIG(PCH_DEVFN_GSPI0, int_C, LPSS_SPI0_IRQ), /* * SerialIo: SPI #1, INTA is default, * programmed in PCR[SERIALIO] + PCICFGCTRL[11] */ DEVICE_INT_CONFIG(PCH_DEVFN_GSPI1, int_D, LPSS_SPI1_IRQ), /* SCS: eMMC (SKL PCH-LP Only) */ DEVICE_INT_CONFIG(PCH_DEVFN_EMMC, int_B, eMMC_IRQ), /* SCS: SDIO (SKL PCH-LP Only) */ DEVICE_INT_CONFIG(PCH_DEVFN_SDIO, int_C, SDIO_IRQ), /* SCS: SDCard (SKL PCH-LP Only) */ DEVICE_INT_CONFIG(PCH_DEVFN_SDCARD, int_D, SD_IRQ), /* PCI Express Port, INT is default, * programmed in PciCfgSpace + FCh */ DEVICE_INT_CONFIG(PCH_DEVFN_PCIE9, int_A, PCIE_9_IRQ), DEVICE_INT_CONFIG(PCH_DEVFN_PCIE10, int_B, PCIE_10_IRQ), DEVICE_INT_CONFIG(PCH_DEVFN_PCIE11, int_C, PCIE_11_IRQ), DEVICE_INT_CONFIG(PCH_DEVFN_PCIE12, int_D, PCIE_12_IRQ), /* * PCI Express Port 1, INT is default, * programmed in PciCfgSpace + FCh */ DEVICE_INT_CONFIG(PCH_DEVFN_PCIE1, int_A, PCIE_1_IRQ), /* * PCI Express Port 2, INT is default, * programmed in PciCfgSpace + FCh */ DEVICE_INT_CONFIG(PCH_DEVFN_PCIE2, int_B, PCIE_2_IRQ), /* * PCI Express Port 3, INT is default, * programmed in PciCfgSpace + FCh */ DEVICE_INT_CONFIG(PCH_DEVFN_PCIE3, int_C, PCIE_3_IRQ), /* * PCI Express Port 4, INT is default, * programmed in PciCfgSpace + FCh */ DEVICE_INT_CONFIG(PCH_DEVFN_PCIE4, int_D, PCIE_4_IRQ), /* * PCI Express Port 5, INT is default, * programmed in PciCfgSpace + FCh */ DEVICE_INT_CONFIG(PCH_DEVFN_PCIE5, int_A, PCIE_5_IRQ), /* * PCI Express Port 6, INT is default, * programmed in PciCfgSpace + FCh */ DEVICE_INT_CONFIG(PCH_DEVFN_PCIE6, int_B, PCIE_6_IRQ), /* * PCI Express Port 7, INT is default, * programmed in PciCfgSpace + FCh */ DEVICE_INT_CONFIG(PCH_DEVFN_PCIE7, int_C, PCIE_7_IRQ), /* * PCI Express Port 8, INT is default, * programmed in PciCfgSpace + FCh */ DEVICE_INT_CONFIG(PCH_DEVFN_PCIE8, int_D, PCIE_8_IRQ), /* * SerialIo UART Controller #2, INTA is default, * programmed in PCR[SERIALIO] + PCICFGCTRL[9] */ DEVICE_INT_CONFIG(PCH_DEVFN_UART2, int_A, LPSS_UART2_IRQ), /* * SerialIo UART Controller #5, INTA is default, * programmed in PCR[SERIALIO] + PCICFGCTRL[6] */ DEVICE_INT_CONFIG(PCH_DEVFN_I2C5, int_B, LPSS_I2C5_IRQ), /* * SerialIo UART Controller #4, INTA is default, * programmed in PCR[SERIALIO] + PCICFGCTRL[5] */ DEVICE_INT_CONFIG(PCH_DEVFN_I2C4, int_C, LPSS_I2C4_IRQ), /* * SATA Controller, INTA is default, * programmed in PciCfgSpace + 3Dh */ DEVICE_INT_CONFIG(PCH_DEVFN_SATA, int_A, SATA_IRQ), /* CSME: HECI #1 */ DEVICE_INT_CONFIG(PCH_DEVFN_CSE, int_A, HECI_1_IRQ), /* CSME: HECI #2 */ DEVICE_INT_CONFIG(PCH_DEVFN_CSE_2, int_B, HECI_2_IRQ), /* CSME: IDE-Redirection (IDE-R) */ DEVICE_INT_CONFIG(PCH_DEVFN_CSE_IDER, int_C, IDER_IRQ), /* CSME: Keyboard and Text (KT) Redirection */ DEVICE_INT_CONFIG(PCH_DEVFN_CSE_KT, int_D, KT_IRQ), /* CSME: HECI #3 */ DEVICE_INT_CONFIG(PCH_DEVFN_CSE_3, int_A, HECI_3_IRQ), /* * SerialIo I2C Controller #0, INTA is default, * programmed in PCR[SERIALIO] + PCICFGCTRL[1] */ DEVICE_INT_CONFIG(PCH_DEVFN_I2C0, int_A, LPSS_I2C0_IRQ), /* * SerialIo I2C Controller #1, INTA is default, * programmed in PCR[SERIALIO] + PCICFGCTRL[2] */ DEVICE_INT_CONFIG(PCH_DEVFN_I2C1, int_B, LPSS_I2C1_IRQ), /* * SerialIo I2C Controller #2, INTA is default, * programmed in PCR[SERIALIO] + PCICFGCTRL[3] */ DEVICE_INT_CONFIG(PCH_DEVFN_I2C2, int_C, LPSS_I2C2_IRQ), /* * SerialIo I2C Controller #3, INTA is default, * programmed in PCR[SERIALIO] + PCICFGCTRL[4] */ DEVICE_INT_CONFIG(PCH_DEVFN_I2C3, int_D, LPSS_I2C3_IRQ), /* * USB 3.0 xHCI Controller, no default value, * programmed in PciCfgSpace 3Dh */ DEVICE_INT_CONFIG(PCH_DEVFN_XHCI, int_A, XHCI_IRQ), /* USB Device Controller (OTG) */ DEVICE_INT_CONFIG(PCH_DEVFN_USBOTG, int_B, OTG_IRQ), /* Thermal Subsystem */ DEVICE_INT_CONFIG(PCH_DEVFN_THERMAL, int_C, THERMAL_IRQ), /* Camera IO Host Controller */ DEVICE_INT_CONFIG(PCH_DEVFN_CIO, int_A, CIO_INTA_IRQ), /* Integrated Sensor Hub */ DEVICE_INT_CONFIG(PCH_DEVFN_ISH, int_A, ISH_IRQ) }; void soc_irq_settings(FSP_SIL_UPD *params) { uint32_t i, intdeventry; u8 irq_config[PCH_MAX_IRQ_CONFIG]; const struct device *dev = pcidev_path_on_root(PCH_DEVFN_LPC); const struct soc_intel_skylake_config *config = config_of(dev); /* Get Device Int Count */ intdeventry = ARRAY_SIZE(devintconfig); /* update irq table */ memcpy((SI_PCH_DEVICE_INTERRUPT_CONFIG *) (uintptr_t)(params->DevIntConfigPtr), devintconfig, intdeventry * sizeof(SI_PCH_DEVICE_INTERRUPT_CONFIG)); params->NumOfDevIntConfig = intdeventry; /* PxRC to IRQ programming */ for (i = 0; i < PCH_MAX_IRQ_CONFIG; i++) { switch (i) { case PCH_PARC: case PCH_PCRC: case PCH_PDRC: case PCH_PERC: case PCH_PFRC: case PCH_PGRC: case PCH_PHRC: irq_config[i] = PCH_IRQ11; break; case PCH_PBRC: irq_config[i] = PCH_IRQ10; break; } } memcpy(params->PxRcConfig, irq_config, PCH_MAX_IRQ_CONFIG); /* GPIO IRQ Route The valid values is 14 or 15 */ if (config->GpioIrqSelect == 0) params->GpioIrqRoute = GPIO_IRQ14; else params->GpioIrqRoute = config->GpioIrqSelect; /* SCI IRQ Select The valid values is 9, 10, 11 and 20 21, 22, 23 */ if (config->SciIrqSelect == 0) params->SciIrqSelect = SCI_IRQ9; else params->SciIrqSelect = config->SciIrqSelect; /* TCO IRQ Select The valid values is 9, 10, 11, 20 21, 22, 23 */ if (config->TcoIrqSelect == 0) params->TcoIrqSelect = TCO_IRQ9; else params->TcoIrqSelect = config->TcoIrqSelect; /* TCO Irq enable/disable */ params->TcoIrqEnable = config->TcoIrqEnable; }