diff --git a/arch/nios2/soc/nios2e-zephyr/Kbuild b/arch/nios2/soc/nios2e-zephyr/Kbuild
index b791604c418..e69083cc7df 100644
--- a/arch/nios2/soc/nios2e-zephyr/Kbuild
+++ b/arch/nios2/soc/nios2e-zephyr/Kbuild
@@ -5,4 +5,5 @@ ccflags-y +=-I$(srctree)/drivers
 
 asflags-y := ${ccflags-y}
 
-obj-y = soc.o soc_config.o
+# Force kbuild to make empty built-in.o if necessary
+obj- := dummy.o
diff --git a/arch/nios2/soc/nios2e-zephyr/soc.c b/arch/nios2/soc/nios2e-zephyr/soc.c
deleted file mode 100644
index e69de29bb2d..00000000000
diff --git a/arch/nios2/soc/nios2e-zephyr/soc.h b/arch/nios2/soc/nios2e-zephyr/soc.h
deleted file mode 100644
index e69de29bb2d..00000000000
diff --git a/arch/nios2/soc/nios2e-zephyr/soc_config.c b/arch/nios2/soc/nios2e-zephyr/soc_config.c
deleted file mode 100644
index e69de29bb2d..00000000000