diff options
Diffstat (limited to 'cpu/arm920t/at91rm9200/lowlevel_init.S')
| -rw-r--r-- | cpu/arm920t/at91rm9200/lowlevel_init.S | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/cpu/arm920t/at91rm9200/lowlevel_init.S b/cpu/arm920t/at91rm9200/lowlevel_init.S index 05887adc0c..6941d42dff 100644 --- a/cpu/arm920t/at91rm9200/lowlevel_init.S +++ b/cpu/arm920t/at91rm9200/lowlevel_init.S @@ -123,6 +123,11 @@ LoopOsc: cmp r2, r0 bne 2b + /* switch from FastBus to Synchronous clock mode */ + mrc p15, 0, r0, c1, c0, 0 + orr r0, r0, #0x40000000 @ set bit 30 (nF) notFastBus + mcr p15, 0, r0, c1, c0, 0 + /* everything is fine now */ mov pc, lr |