mach-k3: common.c: add a flag for booting authenticated rproc binaries

The flag will be used for booting authenticated remote procs from hs-se
devices which can optionally be used in hs-fs devices also.

Signed-off-by: Manorit Chawdhry <m-chawdhry@ti.com>
Signed-off-by: Udit Kumar <u-kumar1@ti.com>
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> # Intel Edison
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
diff --git a/arch/arm/mach-k3/common.c b/arch/arm/mach-k3/common.c
index 1a269d6..eaa7d36 100644
--- a/arch/arm/mach-k3/common.c
+++ b/arch/arm/mach-k3/common.c
@@ -283,8 +283,10 @@
 	}
 
 	/* Default FIT boot on HS-SE devices */
-	if (get_device_type() == K3_DEVICE_TYPE_HS_SE)
+	if (get_device_type() == K3_DEVICE_TYPE_HS_SE) {
 		env_set("boot_fit", "1");
+		env_set("secure_rprocs", "1");
+	}
 
 	return 0;
 }