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>
diff --git a/drivers/serial/mpc52xx_uart.c b/drivers/serial/mpc52xx_uart.c
index b3feb61..abbd146 100644
--- a/drivers/serial/mpc52xx_uart.c
+++ b/drivers/serial/mpc52xx_uart.c
@@ -76,7 +76,6 @@
#include <linux/of_platform.h>
#include <asm/mpc52xx.h>
-#include <asm/mpc512x.h>
#include <asm/mpc52xx_psc.h>
#if defined(CONFIG_SERIAL_MPC52xx_CONSOLE) && defined(CONFIG_MAGIC_SYSRQ)
@@ -254,7 +253,7 @@
* but the generic serial code assumes 16
* so return ipb freq / 2
*/
- return mpc52xx_find_ipb_freq(p) / 2;
+ return mpc5xxx_get_bus_frequency(p) / 2;
}
static struct psc_ops mpc52xx_psc_ops = {
@@ -391,7 +390,7 @@
static unsigned long mpc512x_getuartclk(void *p)
{
- return mpc512x_find_ips_freq(p);
+ return mpc5xxx_get_bus_frequency(p);
}
static struct psc_ops mpc512x_psc_ops = {