diff --git a/src/mainboard/system76/lemp10/devicetree.cb b/src/mainboard/system76/lemp10/devicetree.cb
index 9eee81c615..36ef007edb 100644
--- a/src/mainboard/system76/lemp10/devicetree.cb
+++ b/src/mainboard/system76/lemp10/devicetree.cb
@@ -252,7 +252,8 @@ chip soc/intel/tigerlake
 			chip soc/intel/common/block/pcie/rtd3
 				register "enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_C13)"
 				register "reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_C22)"
-				register "srcclk_pin" = "3"
+				#TODO: Support disable/enable CPU RP clock
+				register "srcclk_pin" = "-1"
 				device generic 0 on end
 			end
 		end # PEG60			0x9A09