[U-Boot] [PATCH] net: macb: Add small delay after link establishment

Joe Hershberger joe.hershberger at ni.com
Fri Apr 5 01:35:02 UTC 2019


On Wed, Mar 27, 2019 at 5:20 AM Stefan Roese <sr at denx.de> wrote:
>
> I've noticed that the first ethernet packet after PHY link establishment
> is not tranferred correctly most of the time on my AT91SAM9G25 board.
> Here I usually see a timeout of a few seconds, which is quite
> annoying.
>
> Adding a small delay (10ms in this case) after the link establishment
> helps to solve this problem. With this patch applied, this timeout
> on the first packet is not seen any more.
>
> Signed-off-by: Stefan Roese <sr at denx.de>
> Cc: Wenyou Yang <wenyou.yang at atmel.com>
> Cc: Eugen Hristev <eugen.hristev at microchip.com>
> Cc: Joe Hershberger <joe.hershberger at ni.com>

Acked-by: Joe Hershberger <joe.hershberger at ni.com>


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