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/* 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__);
}
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