arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-sbp1.dts

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-sbp1.dts

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-sbp1.dts
Extension
.dts
Size
139967 bytes
Lines
6087
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 2024 IBM Corp.
/dts-v1/;
#include <dt-bindings/gpio/aspeed-gpio.h>
#include <dt-bindings/input/input.h>
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/leds/common.h>
#include <dt-bindings/i2c/i2c.h>
#include "aspeed-g6.dtsi"

/ {
	model = "IBM SBP1";
	compatible = "ibm,sbp1-bmc", "aspeed,ast2600";

	chosen {
		stdout-path = &uart1;
	};

	memory@80000000 {
		reg = <0x80000000 0x20000000>;
		device_type = "memory";
	};

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

		gfx_memory: framebuffer {
			size = <0x01000000>;
			alignment = <0x01000000>;
			compatible = "shared-dma-pool";
			reusable;
		};
	};

	leds {
		compatible = "gpio-leds";

		led-power {
			label = "LED_BMC_READY";
			gpios = <&gpio0 ASPEED_GPIO(H, 1) GPIO_ACTIVE_LOW>;
			color = <LED_COLOR_ID_GREEN>;
			default-state = "off";
			retain-state-suspended;
			panic-indicator;
		};

		led-id-tpm {
			label = "LED_ID_TPM";
			gpios = <&smb_pex_vr_ctrl 12 GPIO_ACTIVE_LOW>;
			color = <LED_COLOR_ID_YELLOW>;
		};

		led-id-bat {
			label = "LED_ID_BAT";
			gpios = <&smb_pex_vr_ctrl 16 GPIO_ACTIVE_LOW>;
			color = <LED_COLOR_ID_YELLOW>;
		};

		led-id-mgmt-port2 {
			label = "LED_ID_MGMT_PORT2";
			gpios = <&smb_pex_vr_ctrl 17 GPIO_ACTIVE_LOW>;
			color = <LED_COLOR_ID_YELLOW>;
		};

		led-id-mgmt-port1 {
			label = "LED_ID_MGMT_PORT1";
			gpios = <&smb_pex_vr_ctrl 18 GPIO_ACTIVE_LOW>;
			color = <LED_COLOR_ID_YELLOW>;

Annotation

Implementation Notes