[U-Boot-Users] [PATCH] [ads5121] Set ips dividor to 1/4 of csb clock.

John Rigby jrigby at freescale.com
Wed Jan 16 16:55:26 CET 2008


Grzegorz,

Sorry I got an update from the hw people today and
the recommended freq for the ips is 66MHz so we
need to change the divider to 0x3.  I'm pretty sure this
is final.

John

Grzegorz Bernacki wrote:
> Previous setting cause ips clock to be out of spec. This bug was found by John
> Rigby from Freescale.
>
> Signed-off-by: Grzegorz Bernacki <gjb at semihalf.com>
>
> diff --git a/include/mpc512x.h b/include/mpc512x.h
> index a06b5c6..d1c6fb2 100644
> --- a/include/mpc512x.h
> +++ b/include/mpc512x.h
> @@ -185,7 +185,7 @@
>  
>  /* SCFR1 System Clock Frequency Register 1
>   */
> -#define SCFR1_IPS_DIV			0x2
> +#define SCFR1_IPS_DIV			0x4
>  #define SCFR1_IPS_DIV_MASK		0x03800000
>  #define SCFR1_IPS_DIV_SHIFT		23
>  
>   





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