diff options
Diffstat (limited to 'src/soc')
| -rw-r--r-- | src/soc/intel/jasperlake/chip.h | 3 | ||||
| -rw-r--r-- | src/soc/intel/jasperlake/fsp_params.c | 4 |
2 files changed, 7 insertions, 0 deletions
diff --git a/src/soc/intel/jasperlake/chip.h b/src/soc/intel/jasperlake/chip.h index 3983d03b84..a6932bc52c 100644 --- a/src/soc/intel/jasperlake/chip.h +++ b/src/soc/intel/jasperlake/chip.h @@ -110,6 +110,9 @@ struct soc_intel_jasperlake_config { * clksrc. */ uint8_t PcieClkSrcClkReq[CONFIG_MAX_PCIE_CLOCKS]; + /* Probe CLKREQ# signal before enabling CLKREQ# based power management.*/ + uint8_t PcieRpClkReqDetect[CONFIG_MAX_ROOT_PORTS]; + /* PCIe RP L1 substate */ enum L1_substates_control { L1_SS_FSP_DEFAULT, diff --git a/src/soc/intel/jasperlake/fsp_params.c b/src/soc/intel/jasperlake/fsp_params.c index 19b9300713..f525fd8af1 100644 --- a/src/soc/intel/jasperlake/fsp_params.c +++ b/src/soc/intel/jasperlake/fsp_params.c @@ -104,6 +104,10 @@ void platform_fsp_silicon_init_params_cb(FSPS_UPD *supd) /* 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++) { |