| /* SPDX-License-Identifier: GPL-2.0-only */ |
| #include <assert.h> |
| #include <console/console.h> |
| #include <device/device.h> |
| #include <fsp/api.h> |
| #include <fsp/ppi/mp_service_ppi.h> |
| #include <fsp/util.h> |
| #include <option.h> |
| #include <intelblocks/lpss.h> |
| #include <intelblocks/pmclib.h> |
| #include <intelblocks/xdci.h> |
| #include <intelpch/lockdown.h> |
| #include <soc/intel/common/vbt.h> |
| #include <soc/pci_devs.h> |
| #include <soc/ramstage.h> |
| #include <soc/soc_chip.h> |
| #include <string.h> |
| #include <types.h> |
| |
| /* |
| * ME End of Post configuration |
| * 0 - Disable EOP. |
| * 1 - Send in PEI (Applicable for FSP in API mode) |
| * 2 - Send in DXE (Not applicable for FSP in API mode) |
| */ |
| enum { |
| EOP_DISABLE = 0, |
| EOP_PEI = 1, |
| EOP_DXE = 2, |
| } EndOfPost; |
| |
| static void parse_devicetree(FSP_S_CONFIG *params) |
| { |
| const struct soc_intel_jasperlake_config *config = config_of_soc(); |
| |
| /* LPSS controllers configuration */ |
| |
| /* I2C */ |
| FSP_ARRAY_LOAD(params->SerialIoI2cMode, config->SerialIoI2cMode); |
| |
| /* GSPI */ |
| FSP_ARRAY_LOAD(params->SerialIoSpiMode, config->SerialIoGSpiMode); |
| FSP_ARRAY_LOAD(params->SerialIoSpiCsMode, config->SerialIoGSpiCsMode); |
| FSP_ARRAY_LOAD(params->SerialIoSpiCsState, config->SerialIoGSpiCsState); |
| |
| /* UART */ |
| FSP_ARRAY_LOAD(params->SerialIoUartMode, config->SerialIoUartMode); |
| } |
| |
| /* UPD parameters to be initialized before SiliconInit */ |
| void platform_fsp_silicon_init_params_cb(FSPS_UPD *supd) |
| { |
| unsigned int i; |
| FSP_S_CONFIG *params = &supd->FspsConfig; |
| struct soc_intel_jasperlake_config *config = config_of_soc(); |
| |
| /* Parse device tree and fill in FSP UPDs */ |
| parse_devicetree(params); |
| |
| /* Load VBT before devicetree-specific config. */ |
| params->GraphicsConfigPtr = (uintptr_t)vbt_get(); |
| |
| /* Check if IGD is present and fill Graphics init param accordingly */ |
| params->PeiGraphicsPeimInit = CONFIG(RUN_FSP_GOP) && is_devfn_enabled(SA_DEVFN_IGD); |
| |
| params->PavpEnable = CONFIG(PAVP); |
| |
| /* Use coreboot MP PPI services if Kconfig is enabled */ |
| if (CONFIG(USE_INTEL_FSP_TO_CALL_COREBOOT_PUBLISH_MP_PPI)) |
| params->CpuMpPpi = (uintptr_t)mp_fill_ppi_services_data(); |
| |
| /* Chipset Lockdown */ |
| const bool lockdown_by_fsp = get_lockdown_config() == CHIPSET_LOCKDOWN_FSP; |
| params->PchLockDownGlobalSmi = lockdown_by_fsp; |
| params->PchLockDownBiosInterface = lockdown_by_fsp; |
| params->PchUnlockGpioPads = !lockdown_by_fsp; |
| params->RtcMemoryLock = lockdown_by_fsp; |
| params->SkipPamLock = !lockdown_by_fsp; |
| |
| /* coreboot will send EOP before loading payload */ |
| params->EndOfPostMessage = EOP_DISABLE; |
| |
| /* Legacy 8254 timer support */ |
| bool use_8254 = get_uint_option("legacy_8254_timer", CONFIG(USE_LEGACY_8254_TIMER)); |
| params->Enable8254ClockGating = !use_8254; |
| params->Enable8254ClockGatingOnS3 = 1; |
| |
| /* |
| * Legacy PM ACPI Timer (and TCO Timer) |
| * This *must* be 1 in any case to keep FSP from |
| * 1) enabling PM ACPI Timer emulation in uCode. |
| * 2) disabling the PM ACPI Timer. |
| * We handle both by ourself! |
| */ |
| params->EnableTcoTimer = 1; |
| |
| /* disable Legacy PME */ |
| memset(params->PcieRpPmSci, 0, sizeof(params->PcieRpPmSci)); |
| |
| /* Enable ClkReqDetect for enabled port */ |
| memcpy(params->PcieRpClkReqDetect, config->PcieRpClkReqDetect, |
| sizeof(config->PcieRpClkReqDetect)); |
| |
| /* USB configuration */ |
| for (i = 0; i < ARRAY_SIZE(config->usb2_ports); i++) { |
| params->PortUsb20Enable[i] = config->usb2_ports[i].enable; |
| params->Usb2PhyPetxiset[i] = config->usb2_ports[i].pre_emp_bias; |
| params->Usb2PhyTxiset[i] = config->usb2_ports[i].tx_bias; |
| params->Usb2PhyPredeemp[i] = config->usb2_ports[i].tx_emp_enable; |
| params->Usb2PhyPehalfbit[i] = config->usb2_ports[i].pre_emp_bit; |
| |
| if (config->usb2_ports[i].enable) |
| params->Usb2OverCurrentPin[i] = config->usb2_ports[i].ocpin; |
| else |
| params->Usb2OverCurrentPin[i] = 0xff; |
| } |
| |
| for (i = 0; i < ARRAY_SIZE(config->usb3_ports); i++) { |
| params->PortUsb30Enable[i] = config->usb3_ports[i].enable; |
| if (config->usb3_ports[i].enable) { |
| params->Usb3OverCurrentPin[i] = config->usb3_ports[i].ocpin; |
| } else { |
| params->Usb3OverCurrentPin[i] = 0xff; |
| } |
| if (config->usb3_ports[i].tx_de_emp) { |
| params->Usb3HsioTxDeEmphEnable[i] = 1; |
| params->Usb3HsioTxDeEmph[i] = config->usb3_ports[i].tx_de_emp; |
| } |
| if (config->usb3_ports[i].tx_downscale_amp) { |
| params->Usb3HsioTxDownscaleAmpEnable[i] = 1; |
| params->Usb3HsioTxDownscaleAmp[i] = |
| config->usb3_ports[i].tx_downscale_amp; |
| } |
| /* Enable USB3 Gen2 */ |
| if (config->usb3_ports[i].gen2_tx_rate0_uniq_tran_enable) { |
| params->Usb3HsioTxRate0UniqTranEnable[i] = 1; |
| params->Usb3HsioTxRate0UniqTran[i] = |
| config->usb3_ports[i].gen2_tx_rate0_uniq_tran; |
| } |
| if (config->usb3_ports[i].gen2_tx_rate1_uniq_tran_enable) { |
| params->Usb3HsioTxRate1UniqTranEnable[i] = 1; |
| params->Usb3HsioTxRate1UniqTran[i] = |
| config->usb3_ports[i].gen2_tx_rate1_uniq_tran; |
| } |
| if (config->usb3_ports[i].gen2_tx_rate2_uniq_tran_enable) { |
| params->Usb3HsioTxRate2UniqTranEnable[i] = 1; |
| params->Usb3HsioTxRate2UniqTran[i] = |
| config->usb3_ports[i].gen2_tx_rate2_uniq_tran; |
| } |
| if (config->usb3_ports[i].gen2_tx_rate3_uniq_tran_enable) { |
| params->Usb3HsioTxRate3UniqTranEnable[i] = 1; |
| params->Usb3HsioTxRate3UniqTran[i] = |
| config->usb3_ports[i].gen2_tx_rate3_uniq_tran; |
| } |
| } |
| |
| /* SATA */ |
| params->SataEnable = is_devfn_enabled(PCH_DEVFN_SATA); |
| if (params->SataEnable) { |
| params->SataMode = config->SataMode; |
| params->SataSalpSupport = config->SataSalpSupport; |
| |
| FSP_ARRAY_LOAD(params->SataPortsEnable, config->SataPortsEnable); |
| FSP_ARRAY_LOAD(params->SataPortsDevSlp, config->SataPortsDevSlp); |
| } |
| |
| /* VR Configuration */ |
| params->ImonSlope[0] = config->ImonSlope; |
| params->ImonOffset[0] = config->ImonOffset; |
| |
| /* SDCard related configuration */ |
| params->ScsSdCardEnabled = is_devfn_enabled(PCH_DEVFN_SDCARD); |
| if (params->ScsSdCardEnabled) |
| params->SdCardPowerEnableActiveHigh = config->SdCardPowerEnableActiveHigh; |
| |
| /* Enable Processor Thermal Control */ |
| params->Device4Enable = is_devfn_enabled(SA_DEVFN_DPTF); |
| |
| /* Set TccActivationOffset */ |
| params->TccActivationOffset = config->tcc_offset; |
| |
| /* eMMC configuration */ |
| params->ScsEmmcEnabled = is_devfn_enabled(PCH_DEVFN_EMMC); |
| if (params->ScsEmmcEnabled) |
| params->ScsEmmcHs400Enabled = config->ScsEmmcHs400Enabled; |
| |
| params->XdciEnable = xdci_can_enable(PCH_DEVFN_USBOTG); |
| |
| /* Provide correct UART number for FSP debug logs */ |
| params->SerialIoDebugUartNumber = CONFIG_UART_FOR_CONSOLE; |
| |
| /* Configure FIVR RFI related settings */ |
| params->FivrRfiFrequency = config->FivrRfiFrequency; |
| params->FivrSpreadSpectrum = config->FivrSpreadSpectrum; |
| |
| /* Apply minimum assertion width settings if non-zero */ |
| if (config->PchPmSlpS3MinAssert) |
| params->PchPmSlpS3MinAssert = config->PchPmSlpS3MinAssert; |
| if (config->PchPmSlpS4MinAssert) |
| params->PchPmSlpS4MinAssert = config->PchPmSlpS4MinAssert; |
| if (config->PchPmSlpSusMinAssert) |
| params->PchPmSlpSusMinAssert = config->PchPmSlpSusMinAssert; |
| if (config->PchPmSlpAMinAssert) |
| params->PchPmSlpAMinAssert = config->PchPmSlpAMinAssert; |
| |
| /* Set Power Cycle Duration */ |
| if (config->PchPmPwrCycDur) |
| params->PchPmPwrCycDur = get_pm_pwr_cyc_dur(config->PchPmSlpS4MinAssert, |
| config->PchPmSlpS3MinAssert, config->PchPmSlpAMinAssert, |
| config->PchPmPwrCycDur); |
| |
| /* Set PsysPmax */ |
| if (config->PsysPmax) { |
| printk(BIOS_DEBUG, "PsysPmax = %dW\n", config->PsysPmax); |
| /* PsysPmax is in unit of 1/8 Watt */ |
| params->PsysPmax = config->PsysPmax * 8; |
| } |
| |
| /* |
| * Fill Acoustic noise mitigation related configuration |
| * JSL only has single VR domain (VCCIN VR), thus filling only index 0 for |
| * Slew rate and FastPkgCRamp for VR0 only. |
| */ |
| params->AcousticNoiseMitigation = config->AcousticNoiseMitigation; |
| |
| if (params->AcousticNoiseMitigation) { |
| params->FastPkgCRampDisable[0] = config->FastPkgCRampDisable; |
| params->SlowSlewRate[0] = config->SlowSlewRate; |
| params->PreWake = config->PreWake; |
| params->RampUp = config->RampUp; |
| params->RampDown = config->RampDown; |
| } |
| |
| if (config->disable_external_bypass_vr) { |
| params->PchFivrExtV1p05RailEnabledStates = 0; |
| params->PchFivrExtVnnRailSxEnabledStates = 0; |
| params->PchFivrExtVnnRailEnabledStates = 0; |
| } |
| |
| /* |
| * We intentionally want the default to be maximum value(0xff) to align with |
| * FSP, so we reserve the `0` value here to mean auto instead, and shift the |
| * other values by 1. |
| * |
| * Please refer to src/soc/intel/jasperlake/chip.h for the detail definition. |
| */ |
| params->CdClock = config->cd_clock ? config->cd_clock - 1 : 0xff; |
| |
| /* Override/Fill FSP Silicon Param for mainboard */ |
| mainboard_silicon_init_params(params); |
| } |
| |
| /* Mainboard GPIO Configuration */ |
| __weak void mainboard_silicon_init_params(FSP_S_CONFIG *params) |
| { |
| printk(BIOS_DEBUG, "WEAK: %s/%s called\n", __FILE__, __func__); |
| } |