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-rw-r--r--src/mainboard/amd/persimmon/devicetree.cb2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/mainboard/amd/persimmon/devicetree.cb b/src/mainboard/amd/persimmon/devicetree.cb
index 7da216921f..b47e6b9892 100644
--- a/src/mainboard/amd/persimmon/devicetree.cb
+++ b/src/mainboard/amd/persimmon/devicetree.cb
@@ -87,6 +87,8 @@ chip northbridge/amd/agesa/family14/root_complex
device pci 15.1 off end # PCIe PortB
device pci 15.2 off end # PCIe PortC
device pci 15.3 off end # PCIe PortD
+ device pci 16.0 off end # OHCI USB3
+ device pci 16.2 off end # EHCI USB3
register "gpp_configuration" = "0" #4:0:0:0 (really need to disable all 4 somehow)
register "boot_switch_sata_ide" = "0" # 0: boot from SATA. 1: IDE
end #southbridge/amd/cimx/sb800