arch/arm/boot/dts/aspeed/aspeed-bmc-opp-lanyang.dts

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

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/aspeed/aspeed-bmc-opp-lanyang.dts
Extension
.dts
Size
5254 bytes
Lines
326
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+
// Copyright (c) 2018 Inventec Corporation
/dts-v1/;

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

/ {
	model = "Lanyang BMC";
	compatible = "inventec,lanyang-bmc", "aspeed,ast2500";

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

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

	reserved-memory {
		#address-cells = <1>;
		#size-cells = <1>;
		ranges;

		flash_memory: region@98000000 {
			no-map;
			reg = <0x98000000 0x04000000>; /* 64M */
		};
	};

	leds {
		compatible = "gpio-leds";

		sys_boot_status {
			label = "System_boot_status";
			gpios = <&gpio ASPEED_GPIO(B, 6) GPIO_ACTIVE_LOW>;
		};

		attention {
			label = "Attention_locator";
			gpios = <&gpio ASPEED_GPIO(B, 7) GPIO_ACTIVE_HIGH>;
		};

		plt_fault {
			label = "Platform_fault";
			gpios = <&gpio ASPEED_GPIO(B, 1) GPIO_ACTIVE_HIGH>;
		};

		hdd_fault {
			label = "Onboard_drive_fault";
			gpios = <&gpio ASPEED_GPIO(B, 3) GPIO_ACTIVE_HIGH>;
		};
		bmc_err {
			label = "BMC_fault";
			gpios = <&gpio ASPEED_GPIO(H, 6) GPIO_ACTIVE_HIGH>;
		};

		sys_err {
			label = "Sys_fault";
			gpios = <&gpio ASPEED_GPIO(H, 7) GPIO_ACTIVE_HIGH>;
		};
	};

	fsi: gpio-fsi {
		compatible = "fsi-master-gpio";
		#address-cells = <2>;
		#size-cells = <0>;

		clock-gpios = <&gpio ASPEED_GPIO(J, 0) GPIO_ACTIVE_HIGH>;

Annotation

Implementation Notes