Re: [PATCH net-next 2/2] net: dsa: mt7530: add EN7528 support
From: Andrew Lunn <andrew@lunn.ch>
Date: 2026-07-10 13:33:07
Also in:
linux-arm-kernel, linux-devicetree, linux-mediatek, lkml
+ /* The EN7528 LAN GPHYs advertise EEE by default, but negotiating EEE + * with common link partners (e.g. Realtek GbE NICs) results in an + * unstable link with dropped frames. Disable EEE advertisement on + * them. + */ + if (priv->id == ID_EN7528) + for (i = EN7528_GPHY_BASE; + i < EN7528_GPHY_BASE + EN7528_NUM_GPHYS; i++) + mt7531_ind_c45_phy_write(priv, i, MDIO_MMD_AN, + MDIO_AN_EEE_ADV, 0); +
The problem with this is, you can still use ethtool to enable EEE.
Please look at phylink_bringup_phy(), where it calls
phy_disable_eee().
Andrew
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