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-rw-r--r--src/mainboard/starlabs/starbook/variants/adl/devicetree.cb5
1 files changed, 5 insertions, 0 deletions
diff --git a/src/mainboard/starlabs/starbook/variants/adl/devicetree.cb b/src/mainboard/starlabs/starbook/variants/adl/devicetree.cb
index 4b833ffa60..c43f6a6eba 100644
--- a/src/mainboard/starlabs/starbook/variants/adl/devicetree.cb
+++ b/src/mainboard/starlabs/starbook/variants/adl/devicetree.cb
@@ -100,6 +100,8 @@ chip soc/intel/alderlake
.clk_src = 2,
.clk_req = 2,
.flags = PCIE_RP_LTR | PCIE_RP_AER,
+ .PcieRpL1Substates = L1_SS_L1_2,
+ .pcie_rp_aspm = ASPM_L0S_L1,
}"
smbios_slot_desc "SlotTypePciExpressGen3X1"
"SlotLengthShort"
@@ -117,6 +119,9 @@ chip soc/intel/alderlake
.clk_src = 1,
.clk_req = 1,
.flags = PCIE_RP_LTR | PCIE_RP_AER,
+ .PcieRpL1Substates = L1_SS_L1_2,
+ .pcie_rp_aspm = ASPM_L0S_L1,
+
}"
smbios_slot_desc "SlotTypeM2Socket3"
"SlotLengthLong"