diff options
| author | Sonic Zhang <sonic.zhang@analog.com> | 2013-03-14 12:47:12 +0800 |
|---|---|---|
| committer | Sonic Zhang <sonic.zhang@analog.com> | 2013-05-13 16:30:17 +0800 |
| commit | 04eeb758e746d80848b4add1515493fe565a735e (patch) | |
| tree | 04cb2f14f3ca197c49b0cfcf6eb28b0cfdb947d6 | |
| parent | d68e7faac08be5424c748c0ead9b07dd00a43cc1 (diff) | |
blackfin: Uart divisor should be set after their values are generated.
Signed-off-by: Sonic Zhang <sonic.zhang@analog.com>
| -rw-r--r-- | arch/blackfin/cpu/initcode.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/arch/blackfin/cpu/initcode.c b/arch/blackfin/cpu/initcode.c index 4b10b6c6b2..8ef0b92c23 100644 --- a/arch/blackfin/cpu/initcode.c +++ b/arch/blackfin/cpu/initcode.c @@ -715,8 +715,8 @@ update_serial_clocks(ADI_BOOT_DATA *bs, uint sdivB, uint divB, uint vcoB) * for dividing which means we'd generate a libgcc reference. */ unsigned int sdivR, vcoR; - unsigned int dividend = sdivB * divB * vcoR; - unsigned int divisor = vcoB * sdivR; + unsigned int dividend; + unsigned int divisor; unsigned int quotient; serial_putc('a'); @@ -729,6 +729,9 @@ update_serial_clocks(ADI_BOOT_DATA *bs, uint sdivB, uint divB, uint vcoB) sdivR = bfin_read_PLL_DIV() & 0xf; vcoR = (bfin_read_PLL_CTL() >> 9) & 0x3f; #endif + + dividend = sdivB * divB * vcoR; + divisor = vcoB * sdivR; quotient = early_division(dividend, divisor); serial_early_put_div(quotient - ANOMALY_05000230); serial_putc('c'); |