arch/arm/boot/dts/aspeed/aspeed-bmc-vegman-n110.dts

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/aspeed/aspeed-bmc-vegman-n110.dts

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/aspeed/aspeed-bmc-vegman-n110.dts
Extension
.dts
Size
5560 bytes
Lines
150
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 N110 BMC";
	compatible = "yadro,vegman-n110-bmc", "aspeed,ast2500";
};

&gpio {
	status = "okay";
	gpio-line-names =
	/*A0-A7*/	"CHASSIS_INTRUSION","CASE_OPEN_FAULT_RST","","","SPEAKER_BMC","FM_FORCE_BMC_UPDATE","","",
	/*B0-B7*/	"","","","","","","","",
	/*C0-C7*/	"","","","","","","","",
	/*D0-D7*/	"","","","","","","","",
	/*E0-E7*/	"RESET_BUTTON","RESET_OUT","POWER_BUTTON","POWER_OUT","","","","",
	/*F0-F7*/	"NMI_OUT","PCIE_NIC_ALERT","","","SKT0_FAULT_LED","","RST_RGMII_PHYRST_DNP","",
	/*G0-G7*/	"CPU_ERR2","CPU_CATERR","PCH_BMC_THERMTRIP","","IRQ_NMI_EVENT","","","",
	/*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*/	"","","","","","","","",
	/*N0-N7*/	"","","","","","","","",
	/*O0-O7*/	"","","","","","","","_SPI2_BMC_CS_SEL",
	/*P0-P7*/	"","","","","","","","",
	/*Q0-Q7*/	"","","","","","","","",
	/*R0-R7*/	"_SPI_RMM4_LITE_CS","","","","","","","",
	/*S0-S7*/	"_SPI2_BMC_CS1","","","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*/	"","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","ID_BUTTON","PS_PWROK","","","","",
	/*AC0-AC7*/	"","","","","","","","";
};

&sgpio {
	ngpios = <80>;
	bus-frequency = <2000000>;
	status = "okay";
	/* SGPIO lines. even: input, odd: output */
	gpio-line-names =
	/*A0-A7*/	"CPU1_PRESENCE","","CPU1_THERMTRIP","","CPU1_VRHOT","","CPU1_FIVR_FAULT","","CPU1_MEM_ABCD_VRHOT","","CPU1_MEM_EFGH_VRHOT","","","","","",
	/*B0-B7*/	"CPU1_MISMATCH","","CPU1_MEM_THERM_EVENT","","CPU2_PRESENCE","","CPU2_THERMTRIP","","CPU2_VRHOT","","CPU2_FIVR_FAULT","","CPU2_MEM_ABCD_VRHOT","","CPU2_MEM_EFGH_VRHOT","",
	/*C0-C7*/	"","","","","CPU2_MISMATCH","","CPU2_MEM_THERM_EVENT","","","","","","","","","",
	/*D0-D7*/	"","","","","","","","","","","","","","","","",
	/*E0-E7*/	"","","","","","","","","","","","","","","","",
	/*F0-F7*/	"SGPIO_PLD_MINOR_REV_BIT0","","SGPIO_PLD_MINOR_REV_BIT1","","SGPIO_PLD_MINOR_REV_BIT2","","SGPIO_PLD_MINOR_REV_BIT3","","SGPIO_PLD_MAJOR_REV_BIT0","","SGPIO_PLD_MAJOR_REV_BIT1","","SGPIO_PLD_MAJOR_REV_BIT2","","SGPIO_PLD_MAJOR_REV_BIT3","",
	/*G0-G7*/	"MAIN_PLD_MINOR_REV_BIT0","","MAIN_PLD_MINOR_REV_BIT1","","MAIN_PLD_MINOR_REV_BIT2","","MAIN_PLD_MINOR_REV_BIT3","","MAIN_PLD_MAJOR_REV_BIT0","","MAIN_PLD_MAJOR_REV_BIT1","","MAIN_PLD_MAJOR_REV_BIT2","","MAIN_PLD_MAJOR_REV_BIT3","",
	/*H0-H7*/	"","","","","","","","","","","","","","","","",
	/*I0-I7*/	"","","","","","","","","","","","","","","","",
	/*J0-J7*/	"","","","","","","","","","","","","","","","";
};

&i2c11 {
	/* SMB_BMC_MGMT_LVC3 */
	gpio@21 {
		compatible = "nxp,pcal9535";
		reg = <0x21>;
		gpio-controller;
		#gpio-cells = <2>;

Annotation

Implementation Notes