+#ifdef CONFIG_PHYS_64BIT
+/*
+ * Use the same PCI bus address on PCI1 and PCI2 if we have PHYS_64BIT.
+ * This will increase the amount of PCI address space available for
+ * for mapping RAM.
+ */
+#define CONFIG_SYS_PCI2_MEM_BUS CONFIG_SYS_PCI1_MEM_BUS
+#else