arch/mips/boot/dts/ralink/mt7621.dtsi

Source file repositories/reference/linux-study-clean/arch/mips/boot/dts/ralink/mt7621.dtsi

File Facts

System
Linux kernel
Corpus path
arch/mips/boot/dts/ralink/mt7621.dtsi
Extension
.dtsi
Size
11046 bytes
Lines
602
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-only OR BSD-2-Clause)
#include <dt-bindings/interrupt-controller/mips-gic.h>
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/clock/mt7621-clk.h>
#include <dt-bindings/reset/mt7621-reset.h>

/ {
	compatible = "mediatek,mt7621-soc";

	#address-cells = <1>;
	#size-cells = <1>;

	cpus {
		#address-cells = <1>;
		#size-cells = <0>;

		cpu@0 {
			compatible = "mips,mips1004Kc";
			reg = <0>;
			device_type = "cpu";
		};

		cpu@1 {
			compatible = "mips,mips1004Kc";
			reg = <1>;
			device_type = "cpu";
		};
	};

	cpuintc: cpuintc {
		compatible = "mti,cpu-interrupt-controller";

		#address-cells = <0>;
		#interrupt-cells = <1>;

		interrupt-controller;
	};

	mmc_fixed_3v3: regulator-3v3 {
		compatible = "regulator-fixed";

		enable-active-high;

		regulator-always-on;
		regulator-max-microvolt = <3300000>;
		regulator-min-microvolt = <3300000>;
		regulator-name = "mmc_power";
	};

	mmc_fixed_1v8_io: regulator-1v8 {
		compatible = "regulator-fixed";

		enable-active-high;

		regulator-always-on;
		regulator-max-microvolt = <1800000>;
		regulator-min-microvolt = <1800000>;
		regulator-name = "mmc_io";
	};

	pinctrl: pinctrl {
		compatible = "ralink,mt7621-pinctrl";

		i2c_pins: i2c0-pins {
			pinmux {
				groups = "i2c";
				function = "i2c";
			};
		};

Annotation

Implementation Notes