arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-yosemite4.dts

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-yosemite4.dts

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-yosemite4.dts
Extension
.dts
Size
24075 bytes
Lines
1399
Domain
Architecture Layer
Bucket
arch/arm
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-later
// Copyright 2022 Facebook Inc.

/dts-v1/;
#include "aspeed-g6.dtsi"
#include <dt-bindings/gpio/aspeed-gpio.h>
#include <dt-bindings/leds/leds-pca955x.h>
#include <dt-bindings/i2c/i2c.h>

/ {
	model = "Facebook Yosemite 4 BMC";
	compatible = "facebook,yosemite4-bmc", "aspeed,ast2600";

	aliases {
		serial4 = &uart5;
		serial5 = &uart6;
		serial6 = &uart7;
		serial7 = &uart8;
		serial8 = &uart9;

		i2c16 = &imux16;
		i2c17 = &imux17;
		i2c18 = &imux18;
		i2c19 = &imux19;
		i2c20 = &imux20;
		i2c21 = &imux21;
		i2c22 = &imux22;
		i2c23 = &imux23;
		i2c24 = &imux24;
		i2c25 = &imux25;
		i2c26 = &imux26;
		i2c27 = &imux27;
		i2c28 = &imux28;
		i2c29 = &imux29;
		i2c30 = &imux30;
		i2c31 = &imux31;
		i2c32 = &imux32;
		i2c33 = &imux33;
		i2c34 = &imux34;
		i2c35 = &imux35;
	};

	chosen {
		stdout-path = "serial4:57600n8";
	};

	memory@80000000 {
		device_type = "memory";
		reg = <0x80000000 0x80000000>;
	};

	reserved-memory {
		#address-cells = <1>;
		#size-cells = <1>;
		ranges;
		ramoops@b8dfa000 {
			compatible = "ramoops";
			reg = <0xb8dfa000 0x6000>;
			record-size = <0x2000>;
			console-size = <0x2000>;
			pmsg-size = <0x2000>;
			max-reason = <1>;
		};
	};

	iio-hwmon {
		compatible = "iio-hwmon";
		io-channels = <&adc0 0>, <&adc0 1>, <&adc0 2>, <&adc0 3>,
				<&adc0 4>, <&adc0 5>, <&adc0 6>, <&adc0 7>,
				<&adc1 0>, <&adc1 1>, <&adc1 7>;

Annotation

Implementation Notes