# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
# Copyright (C) 2020 Renesas Electronics Corp.
%YAML 1.2
---
$id:
http://devicetree.org/schemas/pci/rcar-pci-host.yaml#
$schema:
http://devicetree.org/meta-schemas/core.yaml#
title: Renesas R-Car PCIe Host
maintainers:
- Marek Vasut <marek.vasut+renesas@gmail.com>
- Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
allOf:
- $ref: /schemas/pci/pci-host-bridge.yaml#
properties:
compatible:
oneOf:
- const: renesas,pcie-r8a7779 # R-Car H1
- items:
- enum:
- renesas,pcie-r8a7742 # RZ/G1H
- renesas,pcie-r8a7743 # RZ/G1M
- renesas,pcie-r8a7744 # RZ/G1N
- renesas,pcie-r8a7790 # R-Car H2
- renesas,pcie-r8a7791 # R-Car M2-W
- renesas,pcie-r8a7793 # R-Car M2-N
- const: renesas,pcie-rcar-gen2 # R-Car Gen2 and RZ/G1
- items:
- enum:
- renesas,pcie-r8a774a1 # RZ/G2M
- renesas,pcie-r8a774b1 # RZ/G2N
- renesas,pcie-r8a774c0 # RZ/G2E
- renesas,pcie-r8a774e1 # RZ/G2H
- renesas,pcie-r8a7795 # R-Car H3
- renesas,pcie-r8a7796 # R-Car M3-W
- renesas,pcie-r8a77961 # R-Car M3-W+
- renesas,pcie-r8a77965 # R-Car M3-N
- renesas,pcie-r8a77980 # R-Car V3H
- renesas,pcie-r8a77990 # R-Car E3
- const: renesas,pcie-rcar-gen3 # R-Car Gen3 and RZ/G2
reg:
maxItems: 1
interrupts:
minItems: 3
maxItems: 3
clocks:
maxItems: 2
clock-names:
items:
- const: pcie
- const: pcie_bus
power-domains:
maxItems: 1
resets:
maxItems: 1
phys:
maxItems: 1
phy-names:
const: pcie
vpcie1v5-supply:
description: The 1.5v regulator to use for PCIe.
vpcie3v3-supply:
description: The 3.3v regulator to use for PCIe.
vpcie12v-supply:
description: The 12v regulator to use for PCIe.
iommu-map: true
iommu-map-mask: true
required:
- compatible
- reg
- interrupts
- clocks
- clock-names
- power-domains
if:
not:
properties:
compatible:
contains:
const: renesas,pcie-r8a7779
then:
required:
- resets
unevaluatedProperties: false
examples:
- |
#include <dt-bindings/clock/r8a7791-cpg-mssr.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/power/r8a7791-sysc.h>
soc {
#address-cells = <2>;
#size-cells = <2>;
pcie: pcie@fe000000 {
compatible = "renesas,pcie-r8a7791", "renesas,pcie-rcar-gen2";
reg = <0 0xfe000000 0 0x80000>;
#address-cells = <3>;
#size-cells = <2>;
bus-range = <0x00 0xff>;
device_type = "pci";
ranges = <0x01000000 0 0x00000000 0 0xfe100000 0 0x00100000>,
<0x02000000 0 0xfe200000 0 0xfe200000 0 0x00200000>,
<0x02000000 0 0x30000000 0 0x30000000 0 0x08000000>,
<0x42000000 0 0x38000000 0 0x38000000 0 0x08000000>;
dma-ranges = <0x42000000 0 0x40000000 0 0x40000000 0 0x40000000>,
<0x42000000 2 0x00000000 2 0x00000000 0 0x40000000>;
interrupts = <GIC_SPI 116 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 117 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 118 IRQ_TYPE_LEVEL_HIGH>;
#interrupt-cells = <1>;
interrupt-map-mask = <0 0 0 0>;
interrupt-map = <0 0 0 0 &gic GIC_SPI 116 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&cpg CPG_MOD 319>, <&pcie_bus_clk>;
clock-names = "pcie", "pcie_bus";
power-domains = <&sysc R8A7791_PD_ALWAYS_ON>;
resets = <&cpg 319>;
vpcie3v3-supply = <&pcie_3v3>;
vpcie12v-supply = <&pcie_12v>;
};
};
