diff --git a/src/mainboard/intel/kunimitsu/devicetree.cb b/src/mainboard/intel/kunimitsu/devicetree.cb
index 9b0ca0ff78..7f1b35f438 100644
--- a/src/mainboard/intel/kunimitsu/devicetree.cb
+++ b/src/mainboard/intel/kunimitsu/devicetree.cb
@@ -39,7 +39,6 @@ chip soc/intel/skylake
 	register "gpe0_en_4" = "0x00000000"
 
 	# Memory related
-	register "IedSize" = "0x0"
 	register "ProbelessTrace" = "0"
 
 	# Lan
diff --git a/src/mainboard/intel/sklrvp/devicetree.cb b/src/mainboard/intel/sklrvp/devicetree.cb
index 66c1f18a87..128c22261b 100644
--- a/src/mainboard/intel/sklrvp/devicetree.cb
+++ b/src/mainboard/intel/sklrvp/devicetree.cb
@@ -68,9 +68,6 @@ chip soc/intel/skylake
 	# Enable S0ix
 	register "s0ix_enable" = "0"
 
-	# Memory related
-	register "IedSize" = "0x0"
-
 	# Probeless Trace function
 	register "ProbelessTrace" = "0"