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linux/Documentation/devicetree/bindings/pci/rcar-pci-ep.yaml
Yuya Hamamachi 6162c4a511 dt-bindings: pci: rcar-pci-ep: Document r8a7795
Document the support for R-Car PCIe EP on R8A7795 SoC device.

Signed-off-by: Yuya Hamamachi <yuya.hamamachi.sx@renesas.com>
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Kieran Bingham <kieran.bingham+renesas@ideasonboard.com>
Reviewed-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Reviewed-by: Krzysztof Wilczyński <kw@linux.com>
Link: https://lore.kernel.org/r/e4acfe90021e45658e82ed042746707ace208a93.1635337518.git.geert+renesas@glider.be
Signed-off-by: Rob Herring <robh@kernel.org>
2021-11-01 20:33:56 -05:00

94 lines
2.3 KiB
YAML

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
# Copyright (C) 2020 Renesas Electronics Europe GmbH - https://www.renesas.com/eu/en/
%YAML 1.2
---
$id: http://devicetree.org/schemas/pci/rcar-pci-ep.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Renesas R-Car PCIe Endpoint
maintainers:
- Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
- Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
properties:
compatible:
items:
- enum:
- renesas,r8a774a1-pcie-ep # RZ/G2M
- renesas,r8a774b1-pcie-ep # RZ/G2N
- renesas,r8a774c0-pcie-ep # RZ/G2E
- renesas,r8a774e1-pcie-ep # RZ/G2H
- renesas,r8a7795-pcie-ep # R-Car H3
- const: renesas,rcar-gen3-pcie-ep # R-Car Gen3 and RZ/G2
reg:
maxItems: 5
reg-names:
items:
- const: apb-base
- const: memory0
- const: memory1
- const: memory2
- const: memory3
interrupts:
minItems: 3
maxItems: 3
power-domains:
maxItems: 1
resets:
maxItems: 1
clocks:
maxItems: 1
clock-names:
items:
- const: pcie
max-functions:
minimum: 1
maximum: 1
required:
- compatible
- reg
- reg-names
- interrupts
- resets
- power-domains
- clocks
- clock-names
- max-functions
additionalProperties: false
examples:
- |
#include <dt-bindings/clock/r8a774c0-cpg-mssr.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/power/r8a774c0-sysc.h>
pcie0_ep: pcie-ep@fe000000 {
compatible = "renesas,r8a774c0-pcie-ep",
"renesas,rcar-gen3-pcie-ep";
reg = <0xfe000000 0x80000>,
<0xfe100000 0x100000>,
<0xfe200000 0x200000>,
<0x30000000 0x8000000>,
<0x38000000 0x8000000>;
reg-names = "apb-base", "memory0", "memory1", "memory2", "memory3";
interrupts = <GIC_SPI 116 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 117 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 118 IRQ_TYPE_LEVEL_HIGH>;
resets = <&cpg 319>;
power-domains = <&sysc R8A774C0_PD_ALWAYS_ON>;
clocks = <&cpg CPG_MOD 319>;
clock-names = "pcie";
max-functions = /bits/ 8 <1>;
};