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| author | wdenk <wdenk> | 2004-01-31 20:06:54 +0000 |
|---|---|---|
| committer | wdenk <wdenk> | 2004-01-31 20:06:54 +0000 |
| commit | 75d1ea7f6aa00c280c495a1ff6502f091c4244fe (patch) | |
| tree | bb1ee058f8886ae42cb85a6b2c82f3d6b18661bf /cpu/mpc8xx/serial.c | |
| parent | 6876609446980c3055bbd32c195a63330e21d8e6 (diff) | |
| download | u-boot-imx-75d1ea7f6aa00c280c495a1ff6502f091c4244fe.zip u-boot-imx-75d1ea7f6aa00c280c495a1ff6502f091c4244fe.tar.gz u-boot-imx-75d1ea7f6aa00c280c495a1ff6502f091c4244fe.tar.bz2 | |
Fix variable CPU clock for MPC859/866 systems for low CPU clocks
Diffstat (limited to 'cpu/mpc8xx/serial.c')
| -rw-r--r-- | cpu/mpc8xx/serial.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/cpu/mpc8xx/serial.c b/cpu/mpc8xx/serial.c index a875963..71f3ae1 100644 --- a/cpu/mpc8xx/serial.c +++ b/cpu/mpc8xx/serial.c @@ -71,11 +71,11 @@ static void serial_setdivisor(volatile cpm8xx_t *cp) { DECLARE_GLOBAL_DATA_PTR; - int divisor=gd->cpu_clk/16/gd->baudrate; + int divisor=(gd->cpu_clk + 8*gd->baudrate)/16/gd->baudrate; if(divisor/16>0x1000) { /* bad divisor, assume 50Mhz clock and 9600 baud */ - divisor=(50*1000*1000)/16/9600; + divisor=(50*1000*1000 + 8*9600)/16/9600; } #ifdef CFG_BRGCLK_PRESCALE |