回覆: 回覆: [net-next v2 0/4] Add AST2600 RGMII delay into ftgmac100

Jacky Chou jacky_chou at aspeedtech.com
Wed Aug 20 16:09:51 AEST 2025


> > > > This patch series adds support for configuring RGMII internal
> > > > delays for the Aspeed AST2600 FTGMAC100 Ethernet MACs.
> > >
> > > So i think you are doing things in the wrong order. You first need
> > > to sort out the mess of most, if not all, AST2600 have the wrong
> > > phy-mode, because the RGMII delay configuration is hidden, and set
> wrongly.
> > >
> > > Please fix that first.
> > >
> >
> > The RGMII delay is configured in U-boot stage, and it is not changed
> > when booting to Linux. I want to know whether the first thing to
> > correct here is whether the phy-mode in aspeed-ast2600-evb.dts is
> > rgmii-id. Our AST2600 EVB, there is no delay on board, so, I need to change
> > the phy-mode to "rgmii-id" to meet the RGMII usage first?
> 
> If there is no delay on the PCB, then phy-mode is "rgmii-id".
> 

I will submit a single patch to correct the phy-mode to "rgmii-id" in our EVB dts,
aspeed-ast2600-evb.dts.

Thanks,
Jacky



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