diff --git a/arch/arm/include/asm/arch-fsl-layerscape/ns_access.h b/arch/arm/include/asm/arch-fsl-layerscape/ns_access.h
index f46f1d866a..fe97a930e5 100644
--- a/arch/arm/include/asm/arch-fsl-layerscape/ns_access.h
+++ b/arch/arm/include/asm/arch-fsl-layerscape/ns_access.h
@@ -26,6 +26,7 @@ enum csu_cslx_ind {
 	CSU_CSLX_PCIE3_IO,
 	CSU_CSLX_USB3 = 20,
 	CSU_CSLX_USB2,
+	CSU_CSLX_PFE = 23,
 	CSU_CSLX_SERDES = 32,
 	CSU_CSLX_QDMA,
 	CSU_CSLX_LPUART2,
@@ -105,6 +106,7 @@ static struct csu_ns_dev ns_dev[] = {
 	 {CSU_CSLX_PCIE3_IO, CSU_ALL_RW},
 	 {CSU_CSLX_USB3, CSU_ALL_RW},
 	 {CSU_CSLX_USB2, CSU_ALL_RW},
+	 {CSU_CSLX_PFE, CSU_ALL_RW},
 	 {CSU_CSLX_SERDES, CSU_ALL_RW},
 	 {CSU_CSLX_QDMA, CSU_ALL_RW},
 	 {CSU_CSLX_LPUART2, CSU_ALL_RW},