diff --git a/src/soc/intel/braswell/Kconfig b/src/soc/intel/braswell/Kconfig
index 5b6fa10..4f7ed6a 100644
--- a/src/soc/intel/braswell/Kconfig
+++ b/src/soc/intel/braswell/Kconfig
@@ -27,7 +27,9 @@
 	select RELOCATABLE_MODULES
 	select PARALLEL_MP
 	select PCIEXP_ASPM
+	select PCIEXP_CLK_PM
 	select PCIEXP_COMMON_CLOCK
+	select PCIEXP_L1_SUB_STATE
 	select PLATFORM_USES_FSP1_1
 	select REG_SCRIPT
 	select SOC_INTEL_COMMON