U-Boot atheros PHY support and cubox ethernet

Tom Rini trini at konsulko.com
Wed Jun 17 00:30:05 CEST 2020


On Tue, Jun 16, 2020 at 06:01:24PM -0300, Fabio Estevam wrote:
> On Tue, Jun 16, 2020 at 5:58 PM Tom Rini <trini at konsulko.com> wrote:
> 
> > I'm looking at the conversion now, thanks.
> 
> When doing the DM_ETH conversion, this kernel commit may also help as
> 'qca,clk-out-frequency' is also supported in U-Boot:
> 
> commit 86b08bd5b99480b79a25343f24c1b8c4ddcb5c09
> Author: Russell King <rmk+kernel at armlinux.org.uk>
> Date:   Wed Apr 15 16:44:17 2020 +0100
> 
>     ARM: dts: imx6-sr-som: add ethernet PHY configuration
> 
>     Add ethernet PHY configuration ahead of removing the quirk that
>     configures the clocking mode for the PHY.  The RGMII delay is
>     already set correctly.
> 
>     Signed-off-by: Russell King <rmk+kernel at armlinux.org.uk>
>     Reviewed-by: Fabio Estevam <festevam at gmail.com>
>     Signed-off-by: Shawn Guo <shawnguo at kernel.org>

Yeah, OK, I got far enough on trying to convert this that I see I don't
quite have time to pick it up and run with it.  It looks like there's
going to be some extra fun around resetting the PHY perhaps?  My quick
pass got things seeing a generic PHY and not the atheros one.  If you
have time to make something you'd like me to test for conversion let me
know.  But I'm going to pick up debugging the problem I see on the
platform right now in case there's a wider problem it's showing.

-- 
Tom
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