diff --git a/include/configs/milkv_duo.h b/include/configs/milkv_duo.h
new file mode 100644
index 0000000..0b4109d
--- /dev/null
+++ b/include/configs/milkv_duo.h
@@ -0,0 +1,12 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * Copyright (c) 2024, Kongyang Liu <seashell11234455@gmail.com>
+ *
+ */
+
+#ifndef __CONFIG_H
+#define __CONFIG_H
+
+#define CFG_SYS_SDRAM_BASE         0x80000000
+
+#endif /* __CONFIG_H */