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Diffstat (limited to 'cpu/mpc85xx/cpu.c')
-rw-r--r--cpu/mpc85xx/cpu.c31
1 files changed, 5 insertions, 26 deletions
diff --git a/cpu/mpc85xx/cpu.c b/cpu/mpc85xx/cpu.c
index 89800b8..15ba7f1 100644
--- a/cpu/mpc85xx/cpu.c
+++ b/cpu/mpc85xx/cpu.c
@@ -77,8 +77,6 @@ struct cpu_type *identify_cpu(u32 ver)
int checkcpu (void)
{
sys_info_t sysinfo;
- uint lcrr; /* local bus clock ratio register */
- uint clkdiv; /* clock divider portion of lcrr */
uint pvr, svr;
uint fam;
uint ver;
@@ -165,30 +163,11 @@ int checkcpu (void)
break;
}
-#if defined(CONFIG_SYS_LBC_LCRR)
- lcrr = CONFIG_SYS_LBC_LCRR;
-#else
- {
- volatile ccsr_lbc_t *lbc = (void *)(CONFIG_SYS_MPC85xx_LBC_ADDR);
-
- lcrr = lbc->lcrr;
- }
-#endif
- clkdiv = lcrr & LCRR_CLKDIV;
- if (clkdiv == 2 || clkdiv == 4 || clkdiv == 8) {
-#if !defined(CONFIG_MPC8540) && !defined(CONFIG_MPC8541) && \
- !defined(CONFIG_MPC8555) && !defined(CONFIG_MPC8560)
- /*
- * Yes, the entire PQ38 family use the same
- * bit-representation for twice the clock divider values.
- */
- clkdiv *= 2;
-#endif
- printf("LBC:%-4s MHz\n",
- strmhz(buf1, sysinfo.freqSystemBus / clkdiv));
- } else {
- printf("LBC: unknown (lcrr: 0x%08x)\n", lcrr);
- }
+ if (sysinfo.freqLocalBus > LCRR_CLKDIV)
+ printf("LBC:%-4s MHz\n", strmhz(buf1, sysinfo.freqLocalBus));
+ else
+ printf("LBC: unknown (LCRR[CLKDIV] = 0x%02lx)\n",
+ sysinfo.freqLocalBus);
#ifdef CONFIG_CPM2
printf("CPM: %s MHz\n", strmhz(buf1, sysinfo.freqSystemBus));