arch/arm64/boot/dts/microchip/sparx5_pcb134_board.dtsi

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/microchip/sparx5_pcb134_board.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/microchip/sparx5_pcb134_board.dtsi
Extension
.dtsi
Size
21118 bytes
Lines
915
Domain
Architecture Layer
Bucket
arch/arm64
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) 2020 Microchip Technology Inc. and its subsidiaries.
 */

/dts-v1/;
#include "sparx5_pcb_common.dtsi"

/{
	gpio-restart {
		compatible = "gpio-restart";
		gpios = <&gpio 37 GPIO_ACTIVE_LOW>;
		priority = <200>;
	};

	i2c0_imux: i2c-mux-0 {
		compatible = "i2c-mux-pinctrl";
		#address-cells = <1>;
		#size-cells = <0>;
		i2c-parent = <&i2c0>;
	};

	i2c0_emux: i2c-mux-1 {
		compatible = "i2c-mux-gpio";
		#address-cells = <1>;
		#size-cells = <0>;
		i2c-parent = <&i2c0>;
	};

	leds {
		compatible = "gpio-leds";
		led-0 {
			label = "twr0:green";
			gpios = <&sgpio_out0 8 0 GPIO_ACTIVE_LOW>;
		};
		led-1 {
			label = "twr0:yellow";
			gpios = <&sgpio_out0 8 1 GPIO_ACTIVE_LOW>;
		};
		led-2 {
			label = "twr1:green";
			gpios = <&sgpio_out0 9 0 GPIO_ACTIVE_LOW>;
		};
		led-3 {
			label = "twr1:yellow";
			gpios = <&sgpio_out0 9 1 GPIO_ACTIVE_LOW>;
		};
		led-4 {
			label = "twr2:green";
			gpios = <&sgpio_out0 10 0 GPIO_ACTIVE_LOW>;
		};
		led-5 {
			label = "twr2:yellow";
			gpios = <&sgpio_out0 10 1 GPIO_ACTIVE_LOW>;
		};
		led-6 {
			label = "twr3:green";
			gpios = <&sgpio_out0 11 0 GPIO_ACTIVE_LOW>;
		};
		led-7 {
			label = "twr3:yellow";
			gpios = <&sgpio_out0 11 1 GPIO_ACTIVE_LOW>;
		};
		led-8 {
			label = "eth12:green";
			gpios = <&sgpio_out0 12 0 GPIO_ACTIVE_HIGH>;
			default-state = "off";
		};
		led-9 {
			label = "eth12:yellow";

Annotation

Implementation Notes