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Diffstat (limited to 'cpu/mpc5xxx/cpu_init.c')
-rw-r--r--cpu/mpc5xxx/cpu_init.c16
1 files changed, 8 insertions, 8 deletions
diff --git a/cpu/mpc5xxx/cpu_init.c b/cpu/mpc5xxx/cpu_init.c
index cec5c2b..a93a198 100644
--- a/cpu/mpc5xxx/cpu_init.c
+++ b/cpu/mpc5xxx/cpu_init.c
@@ -24,14 +24,6 @@
#include <common.h>
#include <mpc5xxx.h>
-#if defined(CONFIG_MGT5100)
-#define START_REG(start) ((start) >> 15)
-#define STOP_REG(start, size) (((start) + (size) - 1) >> 15)
-#elif defined(CONFIG_MPC5200)
-#define START_REG(start) ((start) >> 16)
-#define STOP_REG(start, size) (((start) + (size) - 1) >> 16)
-#endif
-
/*
* Breath some life into the CPU...
*
@@ -159,6 +151,14 @@ void cpu_init_f (void)
#if defined(CONFIG_MPC5200)
/* enable timebase */
*(vu_long *)(MPC5XXX_XLBARB + 0x40) |= (1 << 13);
+
+ /* Motorola reports IPB should better run at 133 MHz. */
+ *(vu_long *)MPC5XXX_ADDECR |= 1;
+ /* pci_clk_sel = 0x02, ipb_clk_sel = 0x00; */
+ addecr = *(vu_long *)MPC5XXX_CDM_CFG;
+ addecr &= ~0x103;
+ addecr |= 0x02;
+ *(vu_long *)MPC5XXX_CDM_CFG = addecr;
#endif
}