2 files changed, 8 insertions, 0 deletions
diff --git a/src/soc/intel/xeon_sp/cpx/Kconfig b/src/soc/intel/xeon_sp/cpx/Kconfig
index 8e7e6f1094..975afc9e26 100644
--- a/src/soc/intel/xeon_sp/cpx/Kconfig
+++ b/src/soc/intel/xeon_sp/cpx/Kconfig
@@ -15,6 +15,10 @@ config MAX_CPUS
 	int
 	default 255
 
+config CPU_ADDR_BITS
+	int
+	default 46
+
 config PCR_BASE_ADDRESS
 	hex
 	default 0xfd000000
diff --git a/src/soc/intel/xeon_sp/skx/Kconfig b/src/soc/intel/xeon_sp/skx/Kconfig
index 0e3e699de6..2e0778ee12 100644
--- a/src/soc/intel/xeon_sp/skx/Kconfig
+++ b/src/soc/intel/xeon_sp/skx/Kconfig
@@ -15,6 +15,10 @@ config MAX_SOCKET
 	int
 	default 2
 
+config CPU_ADDR_BITS
+	int
+	default 46
+
 # For 2S config, the number of cpus could be as high as
 # 2 threads * 20 cores * 2 sockets
 config MAX_CPUS