LS1012AFRWY: Add Secure Boot support

Added the following:
1. defconfig for LS1012AFRWY Secure boot
2. PfE Validation support

Signed-off-by: Vinitha V Pillai <vinitha.pillai@nxp.com>
Reviewed-by: York Sun <york.sun@nxp.com>
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index e9f68cc..22234cd 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -1037,6 +1037,7 @@
 config TARGET_LS1012AFRWY
 	bool "Support ls1012afrwy"
 	select ARCH_LS1012A
+	select BOARD_LATE_INIT
 	select ARM64
 	imply SCSI
 	imply SCSI_AHCI