diff --git a/drivers/ata/pata_mpc52xx.c b/drivers/ata/pata_mpc52xx.c
index 68d27bc7..2bc2dbe 100644
--- a/drivers/ata/pata_mpc52xx.c
+++ b/drivers/ata/pata_mpc52xx.c
@@ -694,7 +694,7 @@
 	struct bcom_task *dmatsk = NULL;
 
 	/* Get ipb frequency */
-	ipb_freq = mpc52xx_find_ipb_freq(op->node);
+	ipb_freq = mpc5xxx_get_bus_frequency(op->node);
 	if (!ipb_freq) {
 		dev_err(&op->dev, "could not determine IPB bus frequency\n");
 		return -ENODEV;