[U-Boot-Users] [PATCH] mips: Fix baudrate divisor computation on alchemy cpus
Shinya Kuribayashi
shinya.kuribayashi at necel.com
Tue Jul 29 05:31:51 CEST 2008
Wolfgang Ocker wrote:
> Use CFG_MIPS_TIMER_FREQ when computing the baudrate divisor
> on alchemy cpus.
>
> Signed-off-by: Wolfgang Ocker <weo at reccoware.de>
Thanks, I'll apply and push this out tonight. This patch should go in
the upcoming v1.3.4 final.
Shinya
> ---
> diff --git a/cpu/mips/au1x00_serial.c b/cpu/mips/au1x00_serial.c
> index 6309794..e8baab5 100644
> --- a/cpu/mips/au1x00_serial.c
> +++ b/cpu/mips/au1x00_serial.c
> @@ -76,7 +76,7 @@ void serial_setbrg (void)
> sd = (*sys_powerctrl & 0x03) + 2;
>
> /* calulate 2x baudrate and round */
> - divisorx2 = ((CFG_HZ/(sd * 16 * CONFIG_BAUDRATE)));
> + divisorx2 = ((CFG_MIPS_TIMER_FREQ/(sd * 16 * CONFIG_BAUDRATE)));
>
> if (divisorx2 & 0x01)
> divisorx2 = divisorx2 + 1;
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