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linux/Documentation/devicetree/bindings/virtio/mmio.yaml
Rob Herring 13542a69b9 dt-bindings: virtio: Convert virtio-mmio to DT schema
Convert the virtio-mmio binding to DT schema format.

Cc: "Michael S. Tsirkin" <mst@redhat.com>
Cc: Jason Wang <jasowang@redhat.com>
Cc: Jean-Philippe Brucker <jean-philippe@linaro.org>
Cc: virtualization@lists.linux-foundation.org
Acked-by: Jean-Philippe Brucker <jean-philippe@linaro.org>
Signed-off-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20210607193928.3092186-1-robh@kernel.org/
2021-06-08 20:02:45 -05:00

61 lines
1.1 KiB
YAML

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/virtio/mmio.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: virtio memory mapped devices
maintainers:
- Jean-Philippe Brucker <jean-philippe@linaro.org>
description:
See https://www.oasis-open.org/committees/tc_home.php?wg_abbrev=virtio for
more details.
properties:
compatible:
const: virtio,mmio
reg:
maxItems: 1
interrupts:
maxItems: 1
'#iommu-cells':
description: Required when the node corresponds to a virtio-iommu device.
const: 1
iommus:
description: Required for devices making accesses thru an IOMMU.
maxItems: 1
required:
- compatible
- reg
- interrupts
additionalProperties: false
examples:
- |
virtio@3000 {
compatible = "virtio,mmio";
reg = <0x3000 0x100>;
interrupts = <41>;
/* Device has endpoint ID 23 */
iommus = <&viommu 23>;
};
viommu: iommu@3100 {
compatible = "virtio,mmio";
reg = <0x3100 0x100>;
interrupts = <42>;
#iommu-cells = <1>;
};
...