diff --git a/lib_ppc/board.c b/lib_ppc/board.c
index 0719745..6350918 100644
--- a/lib_ppc/board.c
+++ b/lib_ppc/board.c
@@ -555,6 +555,9 @@
 	bd->bi_sccfreq = gd->scc_clk;
 	bd->bi_vco     = gd->vco_out;
 #endif /* CONFIG_CPM2 */
+#if defined(CONFIG_MPC512X)
+	bd->bi_ipsfreq = gd->ipb_clk;
+#endif /* CONFIG_MPC512X */
 #if defined(CONFIG_MPC5xxx)
 	bd->bi_ipbfreq = gd->ipb_clk;
 	bd->bi_pcifreq = gd->pci_clk;