linuxdebug/Documentation/devicetree/bindings/pci/socionext,uniphier-pcie.yaml

118 lines
2.6 KiB
YAML

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/pci/socionext,uniphier-pcie.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Socionext UniPhier PCIe host controller
description: |
UniPhier PCIe host controller is based on the Synopsys DesignWare
PCI core. It shares common features with the PCIe DesignWare core and
inherits common properties defined in
Documentation/devicetree/bindings/pci/snps,dw-pcie.yaml.
maintainers:
- Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
allOf:
- $ref: /schemas/pci/snps,dw-pcie.yaml#
properties:
compatible:
enum:
- socionext,uniphier-pcie
reg:
minItems: 3
maxItems: 4
reg-names:
minItems: 3
items:
- const: dbi
- const: link
- const: config
- const: atu
clocks:
maxItems: 1
resets:
maxItems: 1
num-viewport: true
num-lanes: true
phys:
maxItems: 1
phy-names:
const: pcie-phy
interrupt-controller:
type: object
additionalProperties: false
properties:
interrupt-controller: true
'#interrupt-cells':
const: 1
interrupts:
maxItems: 1
required:
- compatible
- reg
- reg-names
- clocks
- resets
unevaluatedProperties: false
examples:
- |
bus {
gic: interrupt-controller {
interrupt-controller;
#interrupt-cells = <3>;
};
};
pcie: pcie@66000000 {
compatible = "socionext,uniphier-pcie";
reg-names = "dbi", "link", "config";
reg = <0x66000000 0x1000>, <0x66010000 0x10000>, <0x2fff0000 0x10000>;
#address-cells = <3>;
#size-cells = <2>;
clocks = <&sys_clk 24>;
resets = <&sys_rst 24>;
num-lanes = <1>;
num-viewport = <1>;
bus-range = <0x0 0xff>;
device_type = "pci";
ranges = <0x81000000 0 0x00000000 0x2ffe0000 0 0x00010000>,
<0x82000000 0 0x00000000 0x20000000 0 0x0ffe0000>;
phy-names = "pcie-phy";
phys = <&pcie_phy>;
#interrupt-cells = <1>;
interrupt-names = "dma", "msi";
interrupt-parent = <&gic>;
interrupts = <0 224 4>, <0 225 4>;
interrupt-map-mask = <0 0 0 7>;
interrupt-map = <0 0 0 1 &pcie_intc 0>,
<0 0 0 2 &pcie_intc 1>,
<0 0 0 3 &pcie_intc 2>,
<0 0 0 4 &pcie_intc 3>;
pcie_intc: interrupt-controller {
interrupt-controller;
#interrupt-cells = <1>;
interrupt-parent = <&gic>;
interrupts = <0 226 4>;
};
};