[U-Boot] [PATCH] ppc4xx/net: Fix MDIO clock setup
Ben Warren
biggerbadderben at gmail.com
Mon Jun 1 06:05:41 CEST 2009
Hi Felix,
Felix Radensky wrote:
> This patch fixes MDIO clock setup in case when OPB frequency is 100MHz.
> Current code assumes that the value of sysinfo.freqOPB is 100000000
> when OPB frequency is 100MHz. In reality it is 100000001. As a result
> MDIO clock is set to incorrect value, larger than 2.5MHz, thus violating
> the standard. This in not a problem on boards equipped with Marvell PHYs
> (e.g. Canyonlands), since those PHYs support MDIO clocks up to 8.3MHz,
> but can be a problem for other PHYs (e.g. Realtek ones).
>
> Signed-off-by: Felix Radensky <felix at embedded-sol.com>
>
Applied to net/next
thanks,
Ben
More information about the U-Boot
mailing list