diff options
| -rw-r--r-- | src/mainboard/purism/librem_cnl/variants/librem_mini/devicetree.cb | 22 |
1 files changed, 6 insertions, 16 deletions
diff --git a/src/mainboard/purism/librem_cnl/variants/librem_mini/devicetree.cb b/src/mainboard/purism/librem_cnl/variants/librem_mini/devicetree.cb index 918fa0ef0e..becb9468c7 100644 --- a/src/mainboard/purism/librem_cnl/variants/librem_mini/devicetree.cb +++ b/src/mainboard/purism/librem_cnl/variants/librem_mini/devicetree.cb @@ -19,22 +19,6 @@ chip soc/intel/cannonlake # FSP Silicon (soc/intel/cannonlake/fsp_params.c) - # All SRCCLKREQ pins mapped directly - register "PcieClkSrcClkReq[0]" = "0" - register "PcieClkSrcClkReq[1]" = "1" - register "PcieClkSrcClkReq[2]" = "2" - register "PcieClkSrcClkReq[3]" = "3" - register "PcieClkSrcClkReq[4]" = "4" - register "PcieClkSrcClkReq[5]" = "5" - - # Set all SRCCLKREQ pins as free-use - register "PcieClkSrcUsage[0]" = "0x80" - register "PcieClkSrcUsage[1]" = "0x80" - register "PcieClkSrcUsage[2]" = "0x80" - register "PcieClkSrcUsage[3]" = "0x80" - register "PcieClkSrcUsage[4]" = "0x80" - register "PcieClkSrcUsage[5]" = "0x80" - # Misc register "AcousticNoiseMitigation" = "1" @@ -211,6 +195,8 @@ chip soc/intel/cannonlake register "PcieRpSlotImplemented[7]" = "1" register "PcieRpEnable[7]" = "1" register "PcieRpLtrEnable[7]" = "1" + # ClkSrcUsage must be set to free-run since SRCCLKREQ2 is NC + register "PcieClkSrcUsage[2]" = "0x80" smbios_slot_desc "SlotTypeM2Socket1_SD" "SlotLengthOther" end device pci 1d.0 off end # PCI Express Port 9 @@ -218,6 +204,8 @@ chip soc/intel/cannonlake device pci 00.0 on end # x1 (LAN) register "PcieRpSlotImplemented[9]" = "1" register "PcieRpEnable[9]" = "1" + register "PcieClkSrcUsage[3]" = "9" + register "PcieClkSrcClkReq[3]" = "3" end device pci 1d.2 off end # PCI Express Port 11 device pci 1d.3 off end # PCI Express Port 12 @@ -226,6 +214,8 @@ chip soc/intel/cannonlake register "PcieRpSlotImplemented[12]" = "1" register "PcieRpEnable[12]" = "1" register "PcieRpLtrEnable[12]" = "1" + register "PcieClkSrcUsage[1]" = "12" + register "PcieClkSrcClkReq[1]" = "1" smbios_slot_desc "SlotTypeM2Socket3" "SlotLengthOther" "M.2/M 2280" "SlotDataBusWidth4X" end device pci 1d.5 off end # PCI Express Port 14 |