[PATCH net-next] net: gemini: allow any RGMII interface mode

Corentin Labbe clabbe.montjoie at gmail.com
Tue Jan 4 11:53:41 PST 2022


Le Tue, Jan 04, 2022 at 04:38:31PM +0000, Russell King (Oracle) a écrit :
> The four RGMII interface modes take care of the required RGMII delay
> configuration at the PHY and should not be limited by the network MAC
> driver. Sadly, gemini was only permitting RGMII mode with no delays,
> which would require the required delay to be inserted via PCB tracking
> or by the MAC.
> 
> However, there are designs that require the PHY to add the delay, which
> is impossible without Gemini permitting the other three PHY interface
> modes. Fix the driver to allow these.
> 
> Signed-off-by: Russell King (Oracle) <rmk+kernel at armlinux.org.uk>
> ---
>  drivers/net/ethernet/cortina/gemini.c | 9 ++++++---
>  1 file changed, 6 insertions(+), 3 deletions(-)

Tested-by: Corentin Labbe <clabbe.montjoie at gmail.com>

Thanks!



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