diff --git a/arch/arm/cpu/armv7/tegra124/Makefile b/arch/arm/cpu/armv7/tegra124/Makefile
index 7f127b1..9478d44 100644
--- a/arch/arm/cpu/armv7/tegra124/Makefile
+++ b/arch/arm/cpu/armv7/tegra124/Makefile
@@ -4,3 +4,6 @@
 #
 # SPDX-License-Identifier:     GPL-2.0+
 #
+
+# necessary to create built-in.o
+obj- := __dummy__.o