Re: [PATCH v2 3/4] net: stmmac: Add glue layer for Loongson-1 SoC
From: Keguang Zhang
Date: Wed Aug 23 2023 - 00:41:24 EST
On Wed, Aug 23, 2023 at 11:46 AM Andrew Lunn <andrew@xxxxxxx> wrote:
>
> > I understand the delay issue of RGMII.
> > Just tried phy-mode = "rgmii-id", it still works.
>
> That indicates something is broken. Both "rgmii-id" and "rgmii" should
> not work, just one of them. What PHY driver are you using?
>
I used generic PHY driver.
Both "rgmii" and "rgmii-id" work with this driver.
The PHY is RTL8211E.
So I switch the PHY driver to Realtek driver.
Now only "rgmii-id" works.
Thanks!
> Andrew
>
--
Best regards,
Keguang Zhang