From: <markus.stockhausen@gmx.de>
To: "'Jan Hoffmann'" <jan@3e8.eu>, "'Andrew Lunn'" <andrew@lunn.ch>,
"'Heiner Kallweit'" <hkallweit1@gmail.com>,
"'Russell King'" <linux@armlinux.org.uk>,
"'David S. Miller'" <davem@davemloft.net>,
"'Eric Dumazet'" <edumazet@google.com>,
"'Jakub Kicinski'" <kuba@kernel.org>,
"'Paolo Abeni'" <pabeni@redhat.com>,
"'Daniel Golle'" <daniel@makrotopia.org>,
"'Damien Dejean'" <dam.dejean@gmail.com>
Cc: <netdev@vger.kernel.org>, <linux-kernel@vger.kernel.org>
Subject: AW: [PATCH net-next] net: phy: realtek: support MDI swapping for RTL8226-CG
Date: Sat, 28 Mar 2026 21:02:05 +0100 [thread overview]
Message-ID: <005e01dcbeed$c1dc0220$45940660$@gmx.de> (raw)
In-Reply-To: <20260322193235.990881-1-jan@3e8.eu>
> Von: Jan Hoffmann <jan@3e8.eu>
> Betreff: [PATCH net-next] net: phy: realtek: support MDI swapping for
RTL8226-CG
>
> Add support for configuring swapping of MDI pairs (ABCD->DCBA) when the
> property "enet-phy-pair-order" is specified.
> ...
> ret = phy_modify_mmd(phydev, MDIO_MMD_VEND2, 0xd068, 0x7, 0x1);
No real knowledge here. But from other register combinations around
the Realtek ecosystem this could make sense:
#define RTL822X_MDI_CAL_CTRL 0xd068 /* MDI pair cal index/control */
#define RTL822X_MDI_CAL_DATA 0xd06a /* MDI pair cal data */
Markus
prev parent reply other threads:[~2026-03-28 20:02 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-22 19:31 [PATCH net-next] net: phy: realtek: support MDI swapping for RTL8226-CG Jan Hoffmann
2026-03-26 9:58 ` Paolo Abeni
2026-03-28 20:02 ` markus.stockhausen [this message]
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