linux_dsm_epyc7002/Documentation/devicetree/bindings/pci/cdns-pcie-host.yaml
Kishon Vijay Abraham I 69501078fc dt-bindings: PCI: cadence: Add PCIe RC/EP DT schema for Cadence PCIe
Add PCIe Host (RC) and Endpoint (EP) device tree schema for Cadence
PCIe core library. Platforms using Cadence PCIe core can include the
schemas added here in the platform specific schemas.

Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Reviewed-by: Rob Herring <robh@kernel.org>
2020-03-20 09:55:14 +00:00

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YAML

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: "http://devicetree.org/schemas/pci/cdns-pcie-host.yaml#"
$schema: "http://devicetree.org/meta-schemas/core.yaml#"
title: Cadence PCIe Host
maintainers:
- Tom Joseph <tjoseph@cadence.com>
allOf:
- $ref: "/schemas/pci/pci-bus.yaml#"
- $ref: "cdns-pcie.yaml#"
properties:
cdns,no-bar-match-nbits:
description:
Set into the no BAR match register to configure the number of least
significant bits kept during inbound (PCIe -> AXI) address translations
allOf:
- $ref: /schemas/types.yaml#/definitions/uint32
minimum: 0
maximum: 64
default: 32
msi-parent: true