arch/mips/boot/dts/mscc/ocelot_pcb120.dts

Source file repositories/reference/linux-study-clean/arch/mips/boot/dts/mscc/ocelot_pcb120.dts

File Facts

System
Linux kernel
Corpus path
arch/mips/boot/dts/mscc/ocelot_pcb120.dts
Extension
.dts
Size
2217 bytes
Lines
130
Domain
Architecture Layer
Bucket
arch/mips
Inferred role
Architecture Layer: configuration, schema, or hardware description
Status
atlas-only

Why This File Exists

CPU and platform-specific kernel glue: boot entry, traps, syscall entry, interrupts, page tables, context switch, and low-level barriers.

Dependency Surface

Detected Declarations

Annotated Snippet

// SPDX-License-Identifier: (GPL-2.0 OR MIT)
/* Copyright (c) 2017 Microsemi Corporation */

/dts-v1/;

#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/phy/phy-ocelot-serdes.h>
#include "ocelot.dtsi"

/ {
	compatible = "mscc,ocelot-pcb120", "mscc,ocelot";

	chosen {
		stdout-path = "serial0:115200n8";
	};

	memory@0 {
		device_type = "memory";
		reg = <0x0 0x0e000000>;
	};
};

&gpio {
	phy_int_pins: phy-int-pins {
		pins = "GPIO_4";
		function = "gpio";
	};

	phy_load_save_pins: phy-load-save-pins {
		pins = "GPIO_10";
		function = "ptp2";
	};
};

&mdio0 {
	status = "okay";
};

&mdio1 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&miim1_pins>, <&phy_int_pins>, <&phy_load_save_pins>;

	phy7: ethernet-phy@0 {
		reg = <0>;
		interrupts = <4 IRQ_TYPE_LEVEL_HIGH>;
		interrupt-parent = <&gpio>;
		load-save-gpios = <&gpio 10 GPIO_ACTIVE_HIGH>;
	};
	phy6: ethernet-phy@1 {
		reg = <1>;
		interrupts = <4 IRQ_TYPE_LEVEL_HIGH>;
		interrupt-parent = <&gpio>;
		load-save-gpios = <&gpio 10 GPIO_ACTIVE_HIGH>;
	};
	phy5: ethernet-phy@2 {
		reg = <2>;
		interrupts = <4 IRQ_TYPE_LEVEL_HIGH>;
		interrupt-parent = <&gpio>;
		load-save-gpios = <&gpio 10 GPIO_ACTIVE_HIGH>;
	};
	phy4: ethernet-phy@3 {
		reg = <3>;
		interrupts = <4 IRQ_TYPE_LEVEL_HIGH>;
		interrupt-parent = <&gpio>;
		load-save-gpios = <&gpio 10 GPIO_ACTIVE_HIGH>;
	};
};

Annotation

Implementation Notes