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-rw-r--r--src/mainboard/google/falco/devicetree.cb3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/mainboard/google/falco/devicetree.cb b/src/mainboard/google/falco/devicetree.cb
index 3823ce7d92..ab8beaec2f 100644
--- a/src/mainboard/google/falco/devicetree.cb
+++ b/src/mainboard/google/falco/devicetree.cb
@@ -74,6 +74,9 @@ chip northbridge/intel/haswell
register "sio_i2c0_voltage" = "0" # 3.3V
register "sio_i2c1_voltage" = "0" # 3.3V
+ # Force enable ASPM for PCIe Port 1
+ register "pcie_port_force_aspm" = "0x01"
+
# Disable PCIe CLKOUT 1-5 and CLKOUT_XDP
register "icc_clock_disable" = "0x013e0000"