arch/arm/boot/dts/aspeed/aspeed-bmc-arm-stardragon4800-rep2.dts

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/aspeed/aspeed-bmc-arm-stardragon4800-rep2.dts

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/aspeed/aspeed-bmc-arm-stardragon4800-rep2.dts
Extension
.dts
Size
3236 bytes
Lines
217
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+
/dts-v1/;

#include "aspeed-g5.dtsi"
#include <dt-bindings/gpio/aspeed-gpio.h>

/ {
	model = "HXT StarDragon 4800 REP2 AST2520";
	compatible = "hxt,stardragon4800-rep2-bmc", "aspeed,ast2500";

	chosen {
		stdout-path = &uart5;
		bootargs = "console=ttyS4,115200 earlycon";
	};

	memory@80000000 {
		reg = <0x80000000 0x40000000>;
	};

	iio-hwmon {
		compatible = "iio-hwmon";
		io-channels = <&adc 0>, <&adc 1>, <&adc 2>, <&adc 3>,
						<&adc 4>, <&adc 5>, <&adc 6>, <&adc 8>;
	};

	iio-hwmon-battery {
		compatible = "iio-hwmon";
		io-channels = <&adc 7>;
	};

	leds {
		compatible = "gpio-leds";

		system_fault1 {
			label = "System_fault1";
			gpios = <&gpio ASPEED_GPIO(I, 3) GPIO_ACTIVE_LOW>;
		};

		system_fault2 {
			label = "System_fault2";
			gpios = <&gpio ASPEED_GPIO(I, 2) GPIO_ACTIVE_LOW>;
		};
	};
};

&fmc {
	status = "okay";
	flash@0 {
		status = "okay";
		m25p,fast-read;
		label = "bmc";
#include "openbmc-flash-layout.dtsi"
	};
};

&spi1 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_spi1_default>;
	flash@0 {
		status = "okay";
	};
};

&spi2 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_spi2ck_default
			&pinctrl_spi2miso_default
			&pinctrl_spi2mosi_default
			&pinctrl_spi2cs0_default>;

Annotation

Implementation Notes