arch/arm64/boot/dts/broadcom/stingray/stingray-pcie.dtsi

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/broadcom/stingray/stingray-pcie.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/broadcom/stingray/stingray-pcie.dtsi
Extension
.dtsi
Size
1477 bytes
Lines
55
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)
/*
 *Copyright(c) 2018 Broadcom
 */

pcie8: pcie@60400000 {
	compatible = "brcm,iproc-pcie-paxc-v2";
	reg = <0 0x60400000 0 0x1000>;
	linux,pci-domain = <8>;

	bus-range = <0x0 0x1>;

	#address-cells = <3>;
	#size-cells = <2>;
	device_type = "pci";
	ranges = <0x83000000 0 0x10000000 0 0x10000000 0 0x20000000>;

	dma-coherent;

	msi-map = <0x100 &gic_its 0x2000 0x1>, /* PF0 */
		  <0x108 &gic_its 0x2040 0x8>, /* PF0-VF0-7 */
		  <0x101 &gic_its 0x2080 0x1>, /* PF1 */
		  <0x110 &gic_its 0x20c8 0x8>, /* PF1-VF8-15 */
		  <0x102 &gic_its 0x2100 0x1>, /* PF2 */
		  <0x118 &gic_its 0x2150 0x8>, /* PF2-VF16-23 */
		  <0x103 &gic_its 0x2180 0x1>, /* PF3 */
		  <0x120 &gic_its 0x21d8 0x8>, /* PF3-VF24-31 */
		  <0x104 &gic_its 0x2200 0x1>, /* PF4 */
		  <0x128 &gic_its 0x2260 0x8>, /* PF4-VF32-39 */
		  <0x105 &gic_its 0x2280 0x1>, /* PF5 */
		  <0x130 &gic_its 0x22e8 0x8>, /* PF5-VF40-47 */
		  <0x106 &gic_its 0x2300 0x1>, /* PF6 */
		  <0x138 &gic_its 0x2370 0x8>, /* PF6-VF48-55 */
		  <0x107 &gic_its 0x2380 0x1>, /* PF7 */
		  <0x140 &gic_its 0x23f8 0x8>; /* PF7-VF56-63 */

	phys = <&pcie_phy 8>;
	phy-names = "pcie-phy";
};

pcie-ss-bus@40000000 {
	compatible = "simple-bus";
	#address-cells = <1>;
	#size-cells = <1>;
	ranges = <0x0 0x0 0x40000000 0x800>;

	pcie_phy: phy@0 {
		compatible = "brcm,sr-pcie-phy";
		reg = <0x0 0x200>;
		brcm,sr-cdru = <&cdru>;
		brcm,sr-mhb = <&mhb>;
		#phy-cells = <1>;
	};
};

Annotation

Implementation Notes