Re: [PATCH v2] arm64: dts: allwinner: a64: olinuxino: Fix phy-mode

From: Chen-Yu Tsai

Date: Sun Nov 15 2026 - 06:35:24 EST


On Sat, 22 Aug 2026 08:23:53 +0300, Roman Riabenko wrote:
> The 'rgmii' mode does not appear to describe the RGMII timing in Olimex
> A64-OlinuXino boards. The PCB layout shows that the clock and data
> traces have roughly the same lengths for both RX and TX and, thus, do
> not appear to implement the 2 ns RGMII delay or introduce any
> significant delay.
>
> According to the KSZ9031RNX datasheet, the PHY adds a typical 1.2 ns RX
> delay and no TX delay by default. The 'rgmii-id' mode causes the PHY
> driver to enable appropriate internal RGMII delays.
>
> [...]

Applied to sunxi/dt-for-7.5 in sunxi, thanks!

[1/1] arm64: dts: allwinner: a64: olinuxino: Fix phy-mode
https://git.kernel.org/sunxi/linux/c/5f30c467fb36

Best regards,
--
Chen-Yu Tsai <wens@xxxxxxxxxx>