diff --git a/drivers/ram/aspeed/Makefile b/drivers/ram/aspeed/Makefile
new file mode 100644
index 0000000..af604f8
--- /dev/null
+++ b/drivers/ram/aspeed/Makefile
@@ -0,0 +1,3 @@
+# SPDX-License-Identifier: GPL-2.0+
+#
+obj-$(CONFIG_ASPEED_AST2500) += sdram_ast2500.o
\ No newline at end of file