diff --git a/src/cpu/amd/agesa/family10/Kconfig b/src/cpu/amd/agesa/family10/Kconfig
index eae79f2ce4..80cd157e89 100644
--- a/src/cpu/amd/agesa/family10/Kconfig
+++ b/src/cpu/amd/agesa/family10/Kconfig
@@ -25,10 +25,6 @@ config CPU_AMD_AGESA_FAMILY10
 
 if CPU_AMD_AGESA_FAMILY10
 
-config EXT_RT_TBL_SUPPORT
-	bool
-	default n
-
 config CBB
 	hex
 	default 0x0
diff --git a/src/cpu/amd/agesa/family12/Kconfig b/src/cpu/amd/agesa/family12/Kconfig
index 7b69ad10b2..05d0705390 100644
--- a/src/cpu/amd/agesa/family12/Kconfig
+++ b/src/cpu/amd/agesa/family12/Kconfig
@@ -32,10 +32,6 @@ config CPU_SOCKET_TYPE
 	hex
 	default 0x10
 
-config EXT_RT_TBL_SUPPORT
-	bool
-	default n
-
 config CBB
 	hex
 	default 0x0
diff --git a/src/cpu/amd/agesa/family14/Kconfig b/src/cpu/amd/agesa/family14/Kconfig
index d0aeeeba03..f9f1845cf7 100644
--- a/src/cpu/amd/agesa/family14/Kconfig
+++ b/src/cpu/amd/agesa/family14/Kconfig
@@ -32,10 +32,6 @@ config CPU_SOCKET_TYPE
 	hex
 	default 0x10
 
-config EXT_RT_TBL_SUPPORT
-	bool
-	default n
-
 config CBB
 	hex
 	default 0x0
diff --git a/src/cpu/amd/agesa/family15/Kconfig b/src/cpu/amd/agesa/family15/Kconfig
index 5760ae05f7..75065c4848 100644
--- a/src/cpu/amd/agesa/family15/Kconfig
+++ b/src/cpu/amd/agesa/family15/Kconfig
@@ -46,10 +46,6 @@ config CPU_AMD_SOCKET_AM3R2
 	help
 	  AMD AM3r2 Socket
 
-config EXT_RT_TBL_SUPPORT
-	bool
-	default n
-
 config CBB
 	hex
 	default 0x0
diff --git a/src/cpu/amd/agesa/family15rl/Kconfig b/src/cpu/amd/agesa/family15rl/Kconfig
index f75c9835ad..1b74e0dd8b 100644
--- a/src/cpu/amd/agesa/family15rl/Kconfig
+++ b/src/cpu/amd/agesa/family15rl/Kconfig
@@ -33,10 +33,6 @@ config CPU_SOCKET_TYPE
 	hex
 	default 0x10
 
-config EXT_RT_TBL_SUPPORT
-	bool
-	default n
-
 config CBB
 	hex
 	default 0x0
diff --git a/src/cpu/amd/agesa/family15tn/Kconfig b/src/cpu/amd/agesa/family15tn/Kconfig
index e1dfb86921..550ea22bee 100644
--- a/src/cpu/amd/agesa/family15tn/Kconfig
+++ b/src/cpu/amd/agesa/family15tn/Kconfig
@@ -32,10 +32,6 @@ config CPU_SOCKET_TYPE
 	hex
 	default 0x10
 
-config EXT_RT_TBL_SUPPORT
-	bool
-	default n
-
 config CBB
 	hex
 	default 0x0
diff --git a/src/cpu/amd/agesa/family16kb/Kconfig b/src/cpu/amd/agesa/family16kb/Kconfig
index a7cc2d6a60..ed9eada0d9 100644
--- a/src/cpu/amd/agesa/family16kb/Kconfig
+++ b/src/cpu/amd/agesa/family16kb/Kconfig
@@ -32,10 +32,6 @@ config CPU_SOCKET_TYPE
 	hex
 	default 0x10
 
-config EXT_RT_TBL_SUPPORT
-	bool
-	default n
-
 config CBB
 	hex
 	default 0x0
diff --git a/src/cpu/amd/pi/00630F01/Kconfig b/src/cpu/amd/pi/00630F01/Kconfig
index 994f711419..da4312a230 100644
--- a/src/cpu/amd/pi/00630F01/Kconfig
+++ b/src/cpu/amd/pi/00630F01/Kconfig
@@ -32,10 +32,6 @@ config CPU_SOCKET_TYPE
 	hex
 	default 0x10
 
-config EXT_RT_TBL_SUPPORT
-	bool
-	default n
-
 config EXT_CONF_SUPPORT
 	bool
 	default n
diff --git a/src/cpu/amd/pi/00730F01/Kconfig b/src/cpu/amd/pi/00730F01/Kconfig
index 13674877b8..4c9e7013b5 100644
--- a/src/cpu/amd/pi/00730F01/Kconfig
+++ b/src/cpu/amd/pi/00730F01/Kconfig
@@ -32,10 +32,6 @@ config CPU_SOCKET_TYPE
 	hex
 	default 0x10
 
-config EXT_RT_TBL_SUPPORT
-	bool
-	default n
-
 config CBB
 	hex
 	default 0x0