diff --git a/src/soc/intel/cannonlake/Kconfig b/src/soc/intel/cannonlake/Kconfig
index 12130d55f0..5f24ab0a5f 100644
--- a/src/soc/intel/cannonlake/Kconfig
+++ b/src/soc/intel/cannonlake/Kconfig
@@ -54,6 +54,7 @@ config CPU_SPECIFIC_OPTIONS
 	select SOC_INTEL_COMMON_BLOCK_ITSS
 	select SOC_INTEL_COMMON_BLOCK_LPC
 	select SOC_INTEL_COMMON_BLOCK_LPSS
+	select SOC_INTEL_COMMON_BLOCK_P2SB
 	select SOC_INTEL_COMMON_BLOCK_PCR
 	select SOC_INTEL_COMMON_BLOCK_PMC
 	select SOC_INTEL_COMMON_BLOCK_RTC
diff --git a/src/soc/intel/cannonlake/include/soc/iomap.h b/src/soc/intel/cannonlake/include/soc/iomap.h
index 22430f055b..2a3608cd41 100644
--- a/src/soc/intel/cannonlake/include/soc/iomap.h
+++ b/src/soc/intel/cannonlake/include/soc/iomap.h
@@ -83,4 +83,7 @@
 #define TCO_BASE_ADDRESS	0x400
 #define TCO_BASE_SIZE		0x20
 
+#define P2SB_BAR		CONFIG_PCR_BASE_ADDRESS
+#define P2SB_SIZE		(16 * MiB)
+
 #endif