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authorStefan Wahren <wahrenst@gmx.net>2019-11-11 20:49:26 +0100
committerFlorian Fainelli <f.fainelli@gmail.com>2019-11-14 12:35:58 -0800
commitbe8af7a9e3cce3cc4b7abbc8211dd06f8e72b976 (patch)
tree4563aaf21a2dd2c1815b66e8bcf787254064bec6
parentd98a8dbdaec628f5c993cc711ba9ab98fe909f0f (diff)
downloadlinux-be8af7a9e3cce3cc4b7abbc8211dd06f8e72b976.tar.gz
ARM: dts: bcm2711-rpi-4: Enable GENET support
This enables the Gigabit Ethernet support on the Raspberry Pi 4.
The defined PHY mode is equivalent to the default register settings
in the downstream tree.

Signed-off-by: Matthias Brugger <mbrugger@suse.com>
Signed-off-by: Stefan Wahren <wahrenst@gmx.net>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
-rw-r--r--arch/arm/boot/dts/bcm2711-rpi-4-b.dts17
-rw-r--r--arch/arm/boot/dts/bcm2711.dtsi26
2 files changed, 43 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/bcm2711-rpi-4-b.dts b/arch/arm/boot/dts/bcm2711-rpi-4-b.dts
index cccc1ccd19be..1b5a835f66bd 100644
--- a/arch/arm/boot/dts/bcm2711-rpi-4-b.dts
+++ b/arch/arm/boot/dts/bcm2711-rpi-4-b.dts
@@ -19,6 +19,10 @@
 		reg = <0 0 0>;
 	};
 
+	aliases {
+		ethernet0 = &genet;
+	};
+
 	leds {
 		act {
 			gpios = <&gpio 42 GPIO_ACTIVE_HIGH>;
@@ -97,6 +101,19 @@
 	status = "okay";
 };
 
+&genet {
+	phy-handle = <&phy1>;
+	phy-mode = "rgmii-rxid";
+	status = "okay";
+};
+
+&genet_mdio {
+	phy1: ethernet-phy@1 {
+		/* No PHY interrupt */
+		reg = <0x1>;
+	};
+};
+
 /* uart0 communicates with the BT module */
 &uart0 {
 	pinctrl-names = "default";
diff --git a/arch/arm/boot/dts/bcm2711.dtsi b/arch/arm/boot/dts/bcm2711.dtsi
index 34d24fe272e2..961bed832755 100644
--- a/arch/arm/boot/dts/bcm2711.dtsi
+++ b/arch/arm/boot/dts/bcm2711.dtsi
@@ -325,6 +325,32 @@
 			cpu-release-addr = <0x0 0x000000f0>;
 		};
 	};
+
+	scb {
+		compatible = "simple-bus";
+		#address-cells = <2>;
+		#size-cells = <1>;
+
+		ranges = <0x0 0x7c000000  0x0 0xfc000000  0x03800000>;
+
+		genet: ethernet@7d580000 {
+			compatible = "brcm,bcm2711-genet-v5";
+			reg = <0x0 0x7d580000 0x10000>;
+			#address-cells = <0x1>;
+			#size-cells = <0x1>;
+			interrupts = <GIC_SPI 157 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 158 IRQ_TYPE_LEVEL_HIGH>;
+			status = "disabled";
+
+			genet_mdio: mdio@e14 {
+				compatible = "brcm,genet-mdio-v5";
+				reg = <0xe14 0x8>;
+				reg-names = "mdio";
+				#address-cells = <0x0>;
+				#size-cells = <0x1>;
+			};
+		};
+	};
 };
 
 &clk_osc {