arch/arm64/boot/dts/freescale/qoriq-qman-portals.dtsi

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/freescale/qoriq-qman-portals.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/freescale/qoriq-qman-portals.dtsi
Extension
.dtsi
Size
2210 bytes
Lines
88
Domain
Architecture Layer
Bucket
arch/arm64
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+ OR BSD-3-Clause)
/*
 * QorIQ QMan Portals device tree
 *
 * Copyright 2011-2016 Freescale Semiconductor Inc.
 *
 */

&qportals {
	#address-cells = <1>;
	#size-cells = <1>;
	compatible = "simple-bus";

	qportal0: qman-portal@0 {
		/*
		 * bootloader fix-ups are expected to provide the
		 * "fsl,bman-portal-<hardware revision>" compatible
		 */
		compatible = "fsl,qman-portal";
		reg = <0x0 0x4000>, <0x4000000 0x4000>;
		interrupts = <GIC_SPI 172 IRQ_TYPE_LEVEL_HIGH>;
		cell-index = <0>;
	};

	qportal1: qman-portal@10000 {
		compatible = "fsl,qman-portal";
		reg = <0x10000 0x4000>, <0x4010000 0x4000>;
		interrupts = <GIC_SPI 174 IRQ_TYPE_LEVEL_HIGH>;
		cell-index = <1>;
	};

	qportal2: qman-portal@20000 {
		compatible = "fsl,qman-portal";
		reg = <0x20000 0x4000>, <0x4020000 0x4000>;
		interrupts = <GIC_SPI 176 IRQ_TYPE_LEVEL_HIGH>;
		cell-index = <2>;
	};

	qportal3: qman-portal@30000 {
		compatible = "fsl,qman-portal";
		reg = <0x30000 0x4000>, <0x4030000 0x4000>;
		interrupts = <GIC_SPI 178 IRQ_TYPE_LEVEL_HIGH>;
		cell-index = <3>;
	};

	qportal4: qman-portal@40000 {
		compatible = "fsl,qman-portal";
		reg = <0x40000 0x4000>, <0x4040000 0x4000>;
		interrupts = <GIC_SPI 180 IRQ_TYPE_LEVEL_HIGH>;
		cell-index = <4>;
	};

	qportal5: qman-portal@50000 {
		compatible = "fsl,qman-portal";
		reg = <0x50000 0x4000>, <0x4050000 0x4000>;
		interrupts = <GIC_SPI 182 IRQ_TYPE_LEVEL_HIGH>;
		cell-index = <5>;
	};

	qportal6: qman-portal@60000 {
		compatible = "fsl,qman-portal";
		reg = <0x60000 0x4000>, <0x4060000 0x4000>;
		interrupts = <GIC_SPI 184 IRQ_TYPE_LEVEL_HIGH>;
		cell-index = <6>;
	};

	qportal7: qman-portal@70000 {
		compatible = "fsl,qman-portal";
		reg = <0x70000 0x4000>, <0x4070000 0x4000>;
		interrupts = <GIC_SPI 186 IRQ_TYPE_LEVEL_HIGH>;

Annotation

Implementation Notes