2 files changed, 17 insertions, 0 deletions
diff --git a/src/soc/amd/cezanne/include/soc/iomap.h b/src/soc/amd/cezanne/include/soc/iomap.h
new file mode 100644
index 0000000000..96313eaf3c
--- /dev/null
+++ b/src/soc/amd/cezanne/include/soc/iomap.h
@@ -0,0 +1,9 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#ifndef AMD_CEZANNE_IOMAP_H
+#define AMD_CEZANNE_IOMAP_H
+
+/* I/O Ranges */
+#define SMB_BASE_ADDR			0xb00
+
+#endif /* AMD_CEZANNE_IOMAP_H */
diff --git a/src/soc/amd/cezanne/include/soc/southbridge.h b/src/soc/amd/cezanne/include/soc/southbridge.h
new file mode 100644
index 0000000000..0f26ff0807
--- /dev/null
+++ b/src/soc/amd/cezanne/include/soc/southbridge.h
@@ -0,0 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#ifndef AMD_CEZANNE_SOUTHBRIDGE_H
+#define AMD_CEZANNE_SOUTHBRIDGE_H
+
+#include <soc/iomap.h>
+
+#endif /* AMD_CEZANNE_SOUTHBRIDGE_H */