diff --git a/board/kontron/sl28/Makefile b/board/kontron/sl28/Makefile
new file mode 100644
index 0000000..0f1866c
--- /dev/null
+++ b/board/kontron/sl28/Makefile
@@ -0,0 +1,8 @@
+# SPDX-License-Identifier:	GPL-2.0+
+
+ifndef CONFIG_SPL_BUILD
+obj-y += sl28.o
+endif
+
+obj-y += common.o ddr.o
+obj-$(CONFIG_SPL_BUILD) += spl.o