diff --git a/plat/allwinner/sun50i_a64/platform.mk b/plat/allwinner/sun50i_a64/platform.mk
index e3c7c529b..cced7f0b7 100644
--- a/plat/allwinner/sun50i_a64/platform.mk
+++ b/plat/allwinner/sun50i_a64/platform.mk
@@ -4,6 +4,10 @@
 # SPDX-License-Identifier: BSD-3-Clause
 #
 
+# To report supported idle states
+# this has to be defined before allwinner-common.mk
+SUNXI_AMEND_DTB		:=	1
+
 # The differences between the platform are covered by the include files.
 include plat/allwinner/common/allwinner-common.mk
 
diff --git a/plat/allwinner/sun50i_a64/platform_defaults.mk b/plat/allwinner/sun50i_a64/platform_defaults.mk
new file mode 100644
index 000000000..5b61029c6
--- /dev/null
+++ b/plat/allwinner/sun50i_a64/platform_defaults.mk
@@ -0,0 +1,9 @@
+#
+# Copyright (c) 2024, ARM Limited and Contributors. All rights reserved.
+#
+# SPDX-License-Identifier: BSD-3-Clause
+#
+
+# LTO has to be enabled on this platform due to memory constraints
+ENABLE_LTO			:= 1
+