diff --git a/arch/powerpc/include/asm/serial.h b/arch/powerpc/include/asm/serial.h
index cd6c18d0e66e..eca0ef56f874 100644
--- a/arch/powerpc/include/asm/serial.h
+++ b/arch/powerpc/include/asm/serial.h
@@ -9,8 +9,8 @@
  * through the device tree.
  */
 
-/* Default baud base if not found in device-tree */
-#define BASE_BAUD ( 1843200 / 16 )
+/* Provides BASE_BAUD, used as fallback if not found in device tree. */
+#include <asm-generic/serial.h>
 
 #ifdef CONFIG_PPC_UDBG_16550
 extern void find_legacy_serial_ports(void);