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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/pci/amazon,al-alpine-v3-pcie.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Amazon Annapurna Labs Alpine v3 PCIe Host Bridge
maintainers:
- Jonathan Chocron <jonnyc@amazon.com>
description:
Amazon's Annapurna Labs PCIe Host Controller is based on the Synopsys
DesignWare PCI controller.
allOf:
- $ref: snps,dw-pcie.yaml#
properties:
compatible:
enum:
- amazon,al-alpine-v2-pcie
- amazon,al-alpine-v3-pcie
reg:
items:
- description: PCIe ECAM space
- description: AL proprietary registers
- description: Designware PCIe registers
reg-names:
items:
- const: config
- const: controller
- const: dbi
interrupts:
maxItems: 1
unevaluatedProperties: false
required:
- compatible
- reg
- reg-names
examples:
- |
#include <dt-bindings/interrupt-controller/arm-gic.h>
bus {
#address-cells = <2>;
#size-cells = <2>;
pcie@fb600000 {
compatible = "amazon,al-alpine-v3-pcie";
reg = <0x0 0xfb600000 0x0 0x00100000
0x0 0xfd800000 0x0 0x00010000
0x0 0xfd810000 0x0 0x00001000>;
reg-names = "config", "controller", "dbi";
bus-range = <0 255>;
device_type = "pci";
#address-cells = <3>;
#size-cells = <2>;
#interrupt-cells = <1>;
interrupts = <GIC_SPI 49 IRQ_TYPE_LEVEL_HIGH>;
interrupt-map-mask = <0x00 0 0 7>;
interrupt-map = <0x0000 0 0 1 &gic GIC_SPI 41 IRQ_TYPE_LEVEL_HIGH>; /* INTa */
ranges = <0x02000000 0x0 0xc0010000 0x0 0xc0010000 0x0 0x07ff0000>;
};
};
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