netdev - [PATCH v4 7/9] arm64: tegra: Enable MGBE on Jetson AGX Orin Developer Kit

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Date:   Thu,  7 Jul 2022 09:48:16 +0200
From:   Thierry Reding <thierry.reding@...il.com>
To:     Thierry Reding <thierry.reding@...il.com>
Cc:     Jon Hunter <jonathanh@...dia.com>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        "David S . Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Bhadram Varka <vbhadram@...dia.com>,
        devicetree@...r.kernel.org, linux-tegra@...r.kernel.org,
        netdev@...r.kernel.org
Subject: [PATCH v4 7/9] arm64: tegra: Enable MGBE on Jetson AGX Orin Developer Kit

From: Thierry Reding <treding@...dia.com>

A Multi-Gigabit Ethernet (MGBE) instance drives the primary Ethernet
port on the Jetson AGX Orin Developer Kit. Enable it.

Signed-off-by: Bhadram Varka <vbhadram@...dia.com>
Signed-off-by: Thierry Reding <treding@...dia.com>
---
 .../nvidia/tegra234-p3737-0000+p3701-0000.dts | 21 +++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/arch/arm64/boot/dts/nvidia/tegra234-p3737-0000+p3701-0000.dts b/arch/arm64/boot/dts/nvidia/tegra234-p3737-0000+p3701-0000.dts
index eaf1994abb04..8e2618a902ab 100644
--- a/arch/arm64/boot/dts/nvidia/tegra234-p3737-0000+p3701-0000.dts
+++ b/arch/arm64/boot/dts/nvidia/tegra234-p3737-0000+p3701-0000.dts
@@ -1976,6 +1976,27 @@ chosen {
 		stdout-path = "serial0:115200n8";
 	};
 
+	bus@0 {
+		ethernet@...0000 {
+			status = "okay";
+
+			phy-handle = <&mgbe0_phy>;
+			phy-mode = "usxgmii";
+
+			mdio {
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				mgbe0_phy: phy@0 {
+					compatible = "ethernet-phy-ieee802.3-c45";
+					reg = <0x0>;
+
+					#phy-cells = <0>;
+				};
+			};
+		};
+	};
+
 	gpio-keys {
 		compatible = "gpio-keys";
 		status = "okay";
-- 
2.36.1