armv7/lS1021atwr: Enable bootscript for secure boot

Enable bootscript support in secure boot for establishing
chain of trust on LS1021atwr.
Signed-off-by: NGaurav Rana <gaurav.rana@freescale.com>
Reviewed-by: NYork Sun <yorksun@freescale.com>

include/configs/ls1021atwr.h

@@ -498,6 +498,7 @@
 
 #ifdef CONFIG_SECURE_BOOT
 #define CONFIG_CMD_BLOB
+#include <asm/fsl_secure_boot.h>
 #endif
 
 #endif