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-rw-r--r--src/mainboard/google/reef/variants/baseboard/devicetree.cb9
1 files changed, 8 insertions, 1 deletions
diff --git a/src/mainboard/google/reef/variants/baseboard/devicetree.cb b/src/mainboard/google/reef/variants/baseboard/devicetree.cb
index 2ac20de2dc..e663787ae2 100644
--- a/src/mainboard/google/reef/variants/baseboard/devicetree.cb
+++ b/src/mainboard/google/reef/variants/baseboard/devicetree.cb
@@ -4,7 +4,14 @@ chip soc/intel/apollolake
device lapic 0 on end
end
- register "pcie_rp4_clkreq_pin" = "0" # wifi/bt
+ register "pcie_rp0_clkreq_pin" = "0" # wifi/bt
+ # Disable unused clkreq of PCIe root ports
+ register "pcie_rp1_clkreq_pin" = "CLKREQ_DISABLED"
+ register "pcie_rp2_clkreq_pin" = "CLKREQ_DISABLED"
+ register "pcie_rp3_clkreq_pin" = "CLKREQ_DISABLED"
+ register "pcie_rp4_clkreq_pin" = "CLKREQ_DISABLED"
+ register "pcie_rp5_clkreq_pin" = "CLKREQ_DISABLED"
+
# EMMC TX DATA Delay 1
# Refer to EDS-Vol2-22.3.