linux-kernel - [PATCH v2 6/6] ARM: dts: exynos: Add Ethernet interface description for Odroid X/X2

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Date:   Tue,  3 Nov 2020 19:44:12 +0100
From:   Łukasz Stelmach <l.stelmach@...sung.com>
To:     Rob Herring <robh+dt@...nel.org>, Kukjin Kim <kgene@...nel.org>,
        Krzysztof Kozlowski <krzk@...nel.org>,
        Anand Moon <linux.amoon@...il.com>, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-samsung-soc@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     Bartłomiej Żolnierkiewicz 
        <b.zolnierkie@...sung.com>,
        Marek Szyprowski <m.szyprowski@...sung.com>,
        Łukasz Stelmach <l.stelmach@...sung.com>
Subject: [PATCH v2 6/6] ARM: dts: exynos: Add Ethernet interface description
 for Odroid X/X2

Add Ethernet interface description for Odroid X/X2.

Add an alias to enable bootloaders to find the Ethernet
interface and assign a MAC address.

Signed-off-by: Łukasz Stelmach <l.stelmach@...sung.com>
---
 arch/arm/boot/dts/exynos4412-odroidx.dts | 28 ++++++++++++++++++++++++
 1 file changed, 28 insertions(+)

diff --git a/arch/arm/boot/dts/exynos4412-odroidx.dts b/arch/arm/boot/dts/exynos4412-odroidx.dts
index 3ea2a0101e80..2da220102883 100644
--- a/arch/arm/boot/dts/exynos4412-odroidx.dts
+++ b/arch/arm/boot/dts/exynos4412-odroidx.dts
@@ -15,6 +15,10 @@ / {
 	model = "Hardkernel ODROID-X board based on Exynos4412";
 	compatible = "hardkernel,odroid-x", "samsung,exynos4412", "samsung,exynos4";
 
+	aliases {
+		ethernet = &ethernet;
+	};
+
 	memory@...00000 {
 		device_type = "memory";
 		reg = <0x40000000 0x3FF00000>;
@@ -72,8 +76,32 @@ &buck8_reg {
 };
 
 &ehci {
+	#address-cells = <1>;
+	#size-cells = <0>;
 	phys = <&exynos_usbphy 2>;
 	phy-names = "hsic0";
+
+	hub@2 {
+		compatible = "usb0424,3503";
+		reg = <2>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		hub@1 {
+			compatible = "usb0424,9514";
+			reg = <1>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			ethernet: usbether@1 {
+				compatible = "usb0424,ec00";
+				reg = <1>;
+				local-mac-address = [00 00 00 00 00 00]; /* Filled in by a bootloader */
+			};
+		};
+	};
+
+
 };
 
 &mshc_0 {
-- 
2.26.2