diff options
Diffstat (limited to 'src/soc/intel')
| -rw-r--r-- | src/soc/intel/skylake/chip.h | 35 | ||||
| -rw-r--r-- | src/soc/intel/skylake/chip_fsp20.c | 2 |
2 files changed, 36 insertions, 1 deletions
diff --git a/src/soc/intel/skylake/chip.h b/src/soc/intel/skylake/chip.h index 45f3f9982a..606078b4a1 100644 --- a/src/soc/intel/skylake/chip.h +++ b/src/soc/intel/skylake/chip.h @@ -169,12 +169,45 @@ struct soc_intel_skylake_config { /* DCI Enable/Disable */ u8 PchDciEn; - /* Pcie Root Ports */ + /* + * Pcie Root Port configuration: + * each element of array corresponds to + * respective PCIe root port. + */ + + /* + * Enable/Disable Root Port + * 0: Disable Root Port + * 1: Enable Root Port + */ u8 PcieRpEnable[CONFIG_MAX_ROOT_PORTS]; + + /* + * Enable/Disable Clk-req support for Root Port + * 0: Disable Clk-Req + * 1: Enable Clk-req + */ u8 PcieRpClkReqSupport[CONFIG_MAX_ROOT_PORTS]; + + /* + * Clk-req source for Root Port + */ u8 PcieRpClkReqNumber[CONFIG_MAX_ROOT_PORTS]; + + /* + * Enable/Disable AER (Advanced Error Reporting) for Root Port + * 0: Disable AER + * 1: Enable AER + */ u8 PcieRpAdvancedErrorReporting[CONFIG_MAX_ROOT_PORTS]; + /* + * Enable/Disable Latency Tolerance Reporting for Root Port + * 0: Disable LTR + * 1: Enable LTR + */ + u8 PcieRpLtrEnable[CONFIG_MAX_ROOT_PORTS]; + /* USB related */ struct usb2_port_config usb2_ports[16]; struct usb3_port_config usb3_ports[10]; diff --git a/src/soc/intel/skylake/chip_fsp20.c b/src/soc/intel/skylake/chip_fsp20.c index adf87723dc..b1697ae35f 100644 --- a/src/soc/intel/skylake/chip_fsp20.c +++ b/src/soc/intel/skylake/chip_fsp20.c @@ -169,6 +169,8 @@ void platform_fsp_silicon_init_params_cb(FSPS_UPD *supd) memcpy(params->PcieRpAdvancedErrorReporting, config->PcieRpAdvancedErrorReporting, sizeof(params->PcieRpAdvancedErrorReporting)); + memcpy(params->PcieRpLtrEnable, config->PcieRpLtrEnable, + sizeof(params->PcieRpLtrEnable)); /* disable Legacy PME */ memset(params->PcieRpPmSci, 0, sizeof(params->PcieRpPmSci)); |