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-rw-r--r--src/mainboard/lenovo/t530/devicetree.cb2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/mainboard/lenovo/t530/devicetree.cb b/src/mainboard/lenovo/t530/devicetree.cb
index b44623b804..397bb9f5ed 100644
--- a/src/mainboard/lenovo/t530/devicetree.cb
+++ b/src/mainboard/lenovo/t530/devicetree.cb
@@ -72,6 +72,8 @@ chip northbridge/intel/sandybridge
# Enable zero-based linear PCIe root port functions
register "pcie_port_coalesce" = "1"
+ register "c2_latency" = "101" # c2 not supported
+ register "p_cnt_throttling_supported" = "1"
device pci 14.0 on end # USB 3.0 Controller
device pci 16.0 on end # Management Engine Interface 1