From: Andrew Lunn <andrew@lunn.ch>
To: Andre Przywara <andre.przywara@arm.com>
Cc: Andrew Lunn <andrew+netdev@lunn.ch>,
"David S . Miller" <davem@davemloft.net>,
Eric Dumazet <edumazet@google.com>,
Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>,
Chen-Yu Tsai <wens@kernel.org>,
Jernej Skrabec <jernej.skrabec@gmail.com>,
Samuel Holland <samuel@sholland.org>,
Heiner Kallweit <hkallweit1@gmail.com>,
Russell King <linux@armlinux.org.uk>,
Liu Changjie <liucj1228@outlook.com>,
netdev@vger.kernel.org, devicetree@vger.kernel.org,
linux-sunxi@lists.linux.dev,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH 6/6] arm64: dts: allwinner: a523: x96qpro+: enable Ethernet support
Date: Tue, 4 Aug 2026 04:53:37 +0200 [thread overview]
Message-ID: <ad2e46d5-53db-49b2-a128-7c54883e18eb@lunn.ch> (raw)
In-Reply-To: <20260803101452.2993721-7-andre.przywara@arm.com>
> +&gmac1 {
> + clocks = <&ccu CLK_BUS_EMAC1>, <&ccu CLK_MBUS_EMAC1>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&rgmii1_pins>;
> + phy-mode = "rgmii-id";
> + phy-handle = <&ext_rgmii_phy>;
> + phy-supply = <®_cldo3>;
> +
> + tx-internal-delay-ps = <200>;
> + rx-internal-delay-ps = <500>;
500ns is quite big. How did you come to this value? Do you have the
schematic & gerber files? Does the lines look unbalanced?
Andrew
next prev parent reply other threads:[~2026-08-04 2:53 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-08-03 10:14 [PATCH 0/6] sunxi: net: add Ethernet support for X96QPro+ Andre Przywara
2026-08-03 10:14 ` [PATCH 1/6] net: phy: maxio: prepare for more DT properties Andre Przywara
2026-08-04 2:42 ` Andrew Lunn
2026-08-03 10:14 ` [PATCH 2/6] net: phy: maxio: parse and enable PHY clock from generic DT binding Andre Przywara
2026-08-04 2:43 ` Andrew Lunn
2026-08-03 10:14 ` [PATCH 3/6] dt-bindings: net: Maxio PHY: add PHY-ID for -Q2C variant Andre Przywara
2026-08-03 10:14 ` [PATCH 4/6] net: phy: maxio: extend PHY ID matching Andre Przywara
2026-08-03 14:59 ` Per Larsson
2026-08-04 2:49 ` Andrew Lunn
2026-08-03 10:14 ` [PATCH 5/6] arm64: dts: allwinner: a523: add EPHY 25MHz clock fanout pins Andre Przywara
2026-08-03 10:14 ` [PATCH 6/6] arm64: dts: allwinner: a523: x96qpro+: enable Ethernet support Andre Przywara
2026-08-04 2:53 ` Andrew Lunn [this message]
2026-08-04 3:11 ` Chen-Yu Tsai
2026-08-04 14:44 ` Andrew Lunn
2026-08-09 11:46 ` Per Larsson
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