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-rw-r--r--cpu/mpc85xx/cpu.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/cpu/mpc85xx/cpu.c b/cpu/mpc85xx/cpu.c
index 67e81c0..f15b0a8 100644
--- a/cpu/mpc85xx/cpu.c
+++ b/cpu/mpc85xx/cpu.c
@@ -85,7 +85,8 @@ int checkcpu (void)
struct cpu_type *cpu;
#ifdef CONFIG_DDR_CLK_FREQ
volatile ccsr_gur_t *gur = (void *)(CFG_MPC85xx_GUTS_ADDR);
- u32 ddr_ratio = ((gur->porpllsr) & 0x00003e00) >> 9;
+ u32 ddr_ratio = ((gur->porpllsr) & MPC85xx_PORPLLSR_DDR_RATIO)
+ >> MPC85xx_PORPLLSR_DDR_RATIO_SHIFT;
#else
u32 ddr_ratio = 0;
#endif