From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <rafal@milecki.pl>
Date: Mon, 8 Feb 2021 09:11:36 +0100
Subject: [PATCH] arm64: dts: broadcom: bcm4908: describe Ethernet controller
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BCM4908 SoCs have an integrated Ethernet controller.

Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
---

--- a/arch/arm64/boot/dts/broadcom/bcm4908/bcm4908-asus-gt-ac5300.dts
+++ b/arch/arm64/boot/dts/broadcom/bcm4908/bcm4908-asus-gt-ac5300.dts
@@ -87,6 +87,17 @@
 			full-duplex;
 		};
 	};
+
+	port@8 {
+		reg = <8>;
+		phy-mode = "internal";
+		brcm,use-bcm-hdr;
+		ethernet = <&gmac>;
+		fixed-link {
+			speed = <1000>;
+			full-duplex;
+		};
+	};
 };
 
 &mdio {
--- a/arch/arm64/boot/dts/broadcom/bcm4908/bcm4908.dtsi
+++ b/arch/arm64/boot/dts/broadcom/bcm4908/bcm4908.dtsi
@@ -112,6 +112,14 @@
 		#size-cells = <1>;
 		ranges = <0x00 0x00 0x80000000 0x281000>;
 
+		gmac: ethernet@2000 {
+			compatible = "brcm,bcm4908enet";
+			reg = <0x2000 0x1000>;
+
+			interrupts = <GIC_SPI 86 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "rx";
+		};
+
 		usb_phy: usb-phy@c200 {
 			compatible = "brcm,bcm4908-usb-phy";
 			reg = <0xc200 0x100>;