+void *rgmii_dump_regs(struct ocp_device *ocpdev, void *buf);
+#else
+# define rgmii_attach(x) 0
+# define rgmii_fini(x,y) ((void)0)
+# define rgmii_set_speed(x,y,z) ((void)0)
+# define rgmii_get_regs_len(x) 0
+# define rgmii_dump_regs(x,buf) (buf)
+#endif /* !CONFIG_IBM_EMAC_RGMII */