arch/arm/boot/dts/aspeed/aspeed-bmc-vegman-rx20.dts

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/aspeed/aspeed-bmc-vegman-rx20.dts

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/aspeed/aspeed-bmc-vegman-rx20.dts
Extension
.dts
Size
8586 bytes
Lines
256
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) 2021 YADRO
/dts-v1/;

#include "aspeed-bmc-vegman.dtsi"

/ {
	model = "YADRO VEGMAN Rx20 BMC";
	compatible = "yadro,vegman-rx20-bmc", "aspeed,ast2500";

	leds {
		compatible = "gpio-leds";

		temp_alarm {
			label = "temp:red:status";
			default-state = "off";
			gpios = <&gpio ASPEED_GPIO(E, 4) GPIO_ACTIVE_LOW>;
		};

		temp_ok {
			label = "temp:green:status";
			default-state = "off";
			gpios = <&gpio ASPEED_GPIO(E, 5) GPIO_ACTIVE_LOW>;
		};

		psu_fault {
			label = "psu:red:status";
			default-state = "off";
			gpios = <&gpio ASPEED_GPIO(E, 6) GPIO_ACTIVE_LOW>;
		};

		psu_ok {
			label = "psu:green:status";
			default-state = "off";
			gpios = <&gpio ASPEED_GPIO(E, 7) GPIO_ACTIVE_LOW>;
		};
	};
};

&gpio {
	status = "okay";
	gpio-line-names =
	/*A0-A7*/	"CASE_OPEN_DNP","CASE_OPEN_FAULT_RST_DNP","BEZEL_ON_PWR_P3V3","PWM_PWRGD_EXP_EN","SPEAKER_BMC","FM_FORCE_BMC_UPDATE","","",
	/*B0-B7*/	"","","","","","","","",
	/*C0-C7*/	"","","","","","","","",
	/*D0-D7*/	"","","","","","","","",
	/*E0-E7*/	"RESET_BUTTON","RESET_OUT","POWER_BUTTON","POWER_OUT","LED_TEMP_STATUS_R","LED_TEMP_STATUS_G","LED_PWR_STATUS_R","LED_PWR_STATUS_G",
	/*F0-F7*/	"NMI_OUT","CPU1_DISABLE_COD","","","SKT0_FAULT_LED_DNP","SKT1_FAULT_LED_DNP","RST_RGMII_PHYRST_DNP","",
	/*G0-G7*/	"CPU_ERR2","CPU_CATERR","PCH_BMC_THERMTRIP","SPI_BMC_BOOT_HD","IRQ_NMI_EVENT","SPI_BMC_BOOT_WP","SPI_BMC_BOOT_WP1","",
	/*H0-H7*/	"PWRGD_P3V3_RISER1","PWRGD_P3V3_RISER2","PWRGD_P3V3_RISER3","","MIO_BIOS_SEL","_SPI_FLASH_HOLD","_SPI_FLASH_WP","FM_240VA_STATUS",
	/*I0-I7*/	"","","","","","","","",
	/*J0-J7*/	"","","","","","","","",
	/*K0-K7*/	"","","","","","","","",
	/*L0-L7*/	"","","","","","","","",
	/*M0-M7*/	"SEL_FLASH_SOFT","STATUS_SEL_BMC","","","BMC_WDT_P","ID_BUTTON","PS_PWROK","",
	/*N0-N7*/	"","","","","","","","",
	/*O0-O7*/	"","","","","","","","",
	/*P0-P7*/	"","","","","","","SPI_BIOS_ACTIVE_FLASH_SEL","STATUS_SEL_BIOS",
	/*Q0-Q7*/	"","","","","","","","",
	/*R0-R7*/	"_SPI_BMC_BOOT_CS1","","","","","","","",
	/*S0-S7*/	"_SPI2_BMC_CS1","RSR_A_SMBEXP_RST_INT","RSR_B_SMBEXP_RST_INT","IRQ_SML0_ALERT_MUX","FP_LED_STATUS_GREEN","FP_LED_STATUS_AMBER","FP_ID_LED","",
	/*T0-T7*/	"","","","","","","","",
	/*U0-U7*/	"","","","","","","","",
	/*V0-V7*/	"","","","","","","","",
	/*W0-W7*/	"","","","","","","","",
	/*X0-X7*/	"","","","","","","","",
	/*Y0-Y7*/	"SIO_S3","SIO_S5","","SIO_ONCONTROL","","","","",
	/*Z0-Z7*/	"FM_BMC_PWR_BTN","SIO_POWER_GOOD","FM_BMC_PWRBTN_OUT","FM_BMC_PCH_SCI_LPC","","","","",
	/*AA0-AA7*/	"CPU_CLK_MUX_SEL","IRQ_SML1_PMBUS_ALERT","FM_PVCCIN_CPU0_PWR_IN_ALERT","FM_PVCCIN_CPU1_PWR_IN_ALERT","BMC_SYS_PWR_FAULT","BMC_SYS_PWR_OK","SMI","POST_COMPLETE",
	/*AB0-AB7*/	"FM_CPU_BMCINIT","NMI_BUTTON","BMC_WDT_RST1","BMC_WDT_RST2","","","","",

Annotation

Implementation Notes