powerpc/85xx: define SRIO LIODN functions only if SRIO is defined

The P5040 does not have SRIO support, so there are no SRIO LIODNs.
Therefore, the functions that set the SRIO LIODNs should not be compiled.

Signed-off-by: Timur Tabi <timur@freescale.com>
Signed-off-by: Andy Fleming <afleming@freescale.com>
diff --git a/arch/powerpc/include/asm/fsl_liodn.h b/arch/powerpc/include/asm/fsl_liodn.h
index a37983e..e591e67 100644
--- a/arch/powerpc/include/asm/fsl_liodn.h
+++ b/arch/powerpc/include/asm/fsl_liodn.h
@@ -189,11 +189,13 @@
 extern struct liodn_id_table liodn_tbl[], liodn_bases[], sec_liodn_tbl[];
 extern struct liodn_id_table raide_liodn_tbl[];
 extern struct liodn_id_table fman1_liodn_tbl[], fman2_liodn_tbl[];
+#ifdef CONFIG_SYS_SRIO
 extern struct srio_liodn_id_table srio_liodn_tbl[];
+extern int srio_liodn_tbl_sz;
+#endif
 extern struct liodn_id_table rman_liodn_tbl[];
 extern int liodn_tbl_sz, sec_liodn_tbl_sz, raide_liodn_tbl_sz;
 extern int fman1_liodn_tbl_sz, fman2_liodn_tbl_sz;
-extern int srio_liodn_tbl_sz;
 extern int rman_liodn_tbl_sz;
 
 #endif