powerpc/5xxx: Add common mpc5xxx_get_bus_frequency() function

So far, MPC512x used mpc512x_find_ips_freq() to get the bus frequency,
while MPC52xx used mpc52xx_find_ipb_freq().  Despite the different
clock names (IPS vs. IPB) the code was identical.

Use common code for both processor families.

Signed-off-by: Wolfgang Denk <wd@denx.de>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/ata/pata_mpc52xx.c b/drivers/ata/pata_mpc52xx.c
index 68d27bc70d06..2bc2dbe30e8f 100644
--- a/drivers/ata/pata_mpc52xx.c
+++ b/drivers/ata/pata_mpc52xx.c
@@ -694,7 +694,7 @@ mpc52xx_ata_probe(struct of_device *op, const struct of_device_id *match)
         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;