diff options
Diffstat (limited to 'cpu/blackfin/serial.h')
| -rw-r--r-- | cpu/blackfin/serial.h | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/cpu/blackfin/serial.h b/cpu/blackfin/serial.h index 1f0f4b46c7..ec40c266ac 100644 --- a/cpu/blackfin/serial.h +++ b/cpu/blackfin/serial.h @@ -175,11 +175,11 @@ static inline uint32_t serial_early_get_baud(void) __attribute__((always_inline)) static inline void serial_early_set_baud(uint32_t baud) { - /* Translate from baud into divisor in terms of SCLK. - * The +1 is to make sure we over sample just a little - * rather than under sample the incoming signals. + /* Translate from baud into divisor in terms of SCLK. The + * weird multiplication is to make sure we over sample just + * a little rather than under sample the incoming signals. */ - uint16_t divisor = (get_sclk() / (baud * 16)) + 1; + uint16_t divisor = (get_sclk() + (baud * 8)) / (baud * 16) - ANOMALY_05000230; /* Set DLAB in LCR to Access DLL and DLH */ ACCESS_LATCH(); |