[PATCH v6 7/8] MIPS: mobileye: eyeq5: add two Cadence GEM Ethernet controllers

From: "Théo Lebrun" <theo.lebrun@bootlin.com>
To: "Vladimir Kondratiev" <vladimir.kondratiev@mobileye.com>,
	"Grégory Clement" <gregory.clement@bootlin.com>,
	"Rob Herring" <robh@kernel.org>,
	"Krzysztof Kozlowski" <krzk+dt@kernel.org>,
	"Conor Dooley" <conor+dt@kernel.org>,
	"Vinod Koul" <vkoul@kernel.org>,
	"Kishon Vijay Abraham I" <kishon@kernel.org>,
	"Michael Turquette" <mturquette@baylibre.com>,
	"Stephen Boyd" <sboyd@kernel.org>,
	"Philipp Zabel" <p.zabel@pengutronix.de>,
	"Thomas Bogendoerfer" <tsbogend@alpha.franken.de>,
	"Neil Armstrong" <neil.armstrong@linaro.org>
Cc: linux-mips@vger.kernel.org, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org, linux-phy@lists.infradead.org,
	linux-clk@vger.kernel.org,
	"Benoît Monin" <benoit.monin@bootlin.com>,
	"Tawfik Bayouk" <tawfik.bayouk@mobileye.com>,
	"Thomas Petazzoni" <thomas.petazzoni@bootlin.com>,
	"Luca Ceresoli" <luca.ceresoli@bootlin.com>,
	"Théo Lebrun" <theo.lebrun@bootlin.com>
Subject: [PATCH v6 7/8] MIPS: mobileye: eyeq5: add two Cadence GEM Ethernet controllers
Date: Tue, 27 Jan 2026 18:09:35 +0100	[thread overview]
Message-ID: <20260127-macb-phy-v6-7-cdd840588188@bootlin.com> (raw)
In-Reply-To: <20260127-macb-phy-v6-0-cdd840588188@bootlin.com>

Add both MACB/GEM instances found in the Mobileye EyeQ5 SoC.

Acked-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Signed-off-by: Théo Lebrun <theo.lebrun@bootlin.com>
---
 arch/mips/boot/dts/mobileye/eyeq5.dtsi | 45 ++++++++++++++++++++++++++++++++++
 1 file changed, 45 insertions(+)

diff --git a/arch/mips/boot/dts/mobileye/eyeq5.dtsi b/arch/mips/boot/dts/mobileye/eyeq5.dtsi
index 36a73e8a63a1..cec5ad875228 100644
--- a/arch/mips/boot/dts/mobileye/eyeq5.dtsi
+++ b/arch/mips/boot/dts/mobileye/eyeq5.dtsi
@@ -77,6 +77,8 @@ aliases {
 		serial0 = &uart0;
 		serial1 = &uart1;
 		serial2 = &uart2;
+		ethernet0 = &macb0;
+		ethernet1 = &macb1;
 	};
 
 	cpu_intc: interrupt-controller {
@@ -231,6 +233,7 @@ olb: system-controller@e00000 {
 			#clock-cells = <1>;
 			clocks = <&xtal>;
 			clock-names = "ref";
+			#phy-cells = <1>;
 		};
 
 		gic: interrupt-controller@140000 {
@@ -305,6 +308,48 @@ gpio1: gpio@1500000 {
 			#interrupt-cells = <2>;
 			resets = <&olb 0 26>;
 		};
+
+		iocu-bus {
+			compatible = "simple-bus";
+			#address-cells = <2>;
+			#size-cells = <2>;
+			ranges;
+			dma-coherent;
+			dma-ranges = <0x10 0x00000000 0x0 0x0 0x10 0>;
+
+			macb0: ethernet@2a00000 {
+				compatible = "mobileye,eyeq5-gem";
+				reg = <0x0 0x02a00000 0x0 0x4000>;
+				interrupt-parent = <&gic>;
+				/* One interrupt per queue */
+				interrupts = <GIC_SHARED 23 IRQ_TYPE_LEVEL_HIGH>,
+					     <GIC_SHARED 23 IRQ_TYPE_LEVEL_HIGH>,
+					     <GIC_SHARED 23 IRQ_TYPE_LEVEL_HIGH>,
+					     <GIC_SHARED 23 IRQ_TYPE_LEVEL_HIGH>;
+				clock-names = "pclk", "hclk", "tsu_clk";
+				clocks = <&pclk>, <&pclk>, <&tsu_clk>;
+				nvmem-cells = <&eth0_mac>;
+				nvmem-cell-names = "mac-address";
+				phys = <&olb 0>;
+			};
+
+			macb1: ethernet@2b00000 {
+				compatible = "mobileye,eyeq5-gem";
+				reg = <0x0 0x02b00000 0x0 0x4000>;
+				interrupt-parent = <&gic>;
+				/* One interrupt per queue */
+				interrupts = <GIC_SHARED 24 IRQ_TYPE_LEVEL_HIGH>,
+					     <GIC_SHARED 24 IRQ_TYPE_LEVEL_HIGH>,
+					     <GIC_SHARED 24 IRQ_TYPE_LEVEL_HIGH>,
+					     <GIC_SHARED 24 IRQ_TYPE_LEVEL_HIGH>;
+				clock-names = "pclk", "hclk", "tsu_clk";
+				clocks = <&pclk>, <&pclk>, <&tsu_clk>;
+				nvmem-cells = <&eth1_mac>;
+				nvmem-cell-names = "mac-address";
+				phys = <&olb 1>;
+			};
+		};
+
 	};
 };
 

-- 
2.52.0


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