Thread (16 messages) 16 messages, 5 authors, 2025-05-27

Re: [PATCH v1 2/3] net: stmmac: dwmac-sun8i: Allow runtime AC200/AC300 phy selection

From: Andrew Lunn <andrew@lunn.ch>
Date: 2025-05-26 19:55:59
Also in: linux-arm-kernel, linux-sunxi, lkml

On Mon, May 26, 2025 at 12:29:35PM -0600, James Hilliard wrote:
The Allwinner H616 ships with two different on-die phy variants, in
order to determine the phy being used we need to read an efuse and
then select the appropriate PHY based on the AC300 bit.

By defining an emac node without a phy-handle we can override the
default PHY selection logic in stmmac by passing a specific phy_node
selected based on the ac200 and ac300 names in a phys list.
The normal way to do this is phy_find_first().

    Andrew
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