diff --git a/src/soc/intel/apollolake/Kconfig b/src/soc/intel/apollolake/Kconfig
index b5073c0404..ee74dbf997 100644
--- a/src/soc/intel/apollolake/Kconfig
+++ b/src/soc/intel/apollolake/Kconfig
@@ -155,10 +155,6 @@ config DCACHE_BSP_STACK_SIZE
 	  The amount of anticipated stack usage in CAR by bootblock and
 	  other stages.
 
-config CPU_ADDR_BITS
-	int
-	default 39
-
 config SOC_INTEL_COMMON_BLOCK_GSPI_CLOCK_MHZ
 	int
 	default 100
diff --git a/src/soc/intel/braswell/Kconfig b/src/soc/intel/braswell/Kconfig
index 76adae1cc0..5d6438fee5 100644
--- a/src/soc/intel/braswell/Kconfig
+++ b/src/soc/intel/braswell/Kconfig
@@ -73,10 +73,6 @@ config MAX_CPUS
 	int
 	default 4
 
-config CPU_ADDR_BITS
-	int
-	default 36
-
 config SMM_TSEG_SIZE
 	hex
 	default 0x800000
diff --git a/src/soc/intel/skylake/Kconfig b/src/soc/intel/skylake/Kconfig
index 4f4ec469a7..ca5968cf00 100644
--- a/src/soc/intel/skylake/Kconfig
+++ b/src/soc/intel/skylake/Kconfig
@@ -117,10 +117,6 @@ config CBFS_SIZE
 	hex
 	default 0x200000
 
-config CPU_ADDR_BITS
-	int
-	default 36
-
 config DCACHE_RAM_BASE
 	hex
 	default 0xfef00000