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-rw-r--r--src/mainboard/intel/adlrvp/devicetree_m.cb12
1 files changed, 8 insertions, 4 deletions
diff --git a/src/mainboard/intel/adlrvp/devicetree_m.cb b/src/mainboard/intel/adlrvp/devicetree_m.cb
index 9c66bd73fd..4e4135fc98 100644
--- a/src/mainboard/intel/adlrvp/devicetree_m.cb
+++ b/src/mainboard/intel/adlrvp/devicetree_m.cb
@@ -42,28 +42,32 @@ chip soc/intel/alderlake
register "pch_pcie_rp[PCH_RP(4)]" = "{
.clk_src = 5,
.clk_req = 5,
- .flags = PCIE_RP_CLK_REQ_DETECT,
+ .flags = PCIE_RP_CLK_REQ_DETECT | PCIE_RP_LTR,
+ .PcieRpL1Substates = L1_SS_L1_2,
}"
# Enable PCH PCIE RP 5 using CLK 2
register "pch_pcie_rp[PCH_RP(5)]" = "{
.clk_src = 2,
.clk_req = 2,
- .flags = PCIE_RP_CLK_REQ_DETECT,
+ .flags = PCIE_RP_CLK_REQ_DETECT | PCIE_RP_LTR,
+ .PcieRpL1Substates = L1_SS_L1_2,
}"
# Enable PCH PCIE RP 9 using CLK 3
register "pch_pcie_rp[PCH_RP(9)]" = "{
.clk_src = 3,
.clk_req = 3,
- .flags = PCIE_RP_CLK_REQ_DETECT,
+ .flags = PCIE_RP_CLK_REQ_DETECT | PCIE_RP_LTR,
+ .PcieRpL1Substates = L1_SS_L1_2,
}"
#Enable PCH PCIE RP 10 using CLK 1
register "pch_pcie_rp[PCH_RP(10)]" = "{
.clk_src = 1,
.clk_req = 1,
- .flags = PCIE_RP_CLK_REQ_DETECT,
+ .flags = PCIE_RP_CLK_REQ_DETECT | PCIE_RP_LTR,
+ .PcieRpL1Substates = L1_SS_L1_2,
}"
# Hybrid storage mode