From 61f7a325927e6f15de09aef96eea54801b227864 Mon Sep 17 00:00:00 2001 From: Saurabh Sengar Date: Mon, 20 Mar 2023 00:47:39 -0700 Subject: [PATCH] dt-bindings: bus: Add Hyper-V VMBus Add dt-bindings for Hyper-V VMBus. Signed-off-by: Saurabh Sengar Reviewed-by: Rob Herring Link: https://lore.kernel.org/r/1679298460-11855-5-git-send-email-ssengar@linux.microsoft.com Signed-off-by: Wei Liu --- .../bindings/bus/microsoft,vmbus.yaml | 54 +++++++++++++++++++ MAINTAINERS | 1 + 2 files changed, 55 insertions(+) create mode 100644 Documentation/devicetree/bindings/bus/microsoft,vmbus.yaml diff --git a/Documentation/devicetree/bindings/bus/microsoft,vmbus.yaml b/Documentation/devicetree/bindings/bus/microsoft,vmbus.yaml new file mode 100644 index 0000000000000..a8d40c766dcdf --- /dev/null +++ b/Documentation/devicetree/bindings/bus/microsoft,vmbus.yaml @@ -0,0 +1,54 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/bus/microsoft,vmbus.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Microsoft Hyper-V VMBus + +maintainers: + - Saurabh Sengar + +description: + VMBus is a software bus that implement the protocols for communication + between the root or host OS and guest OSs (virtual machines). + +properties: + compatible: + const: microsoft,vmbus + + ranges: true + + '#address-cells': + const: 2 + + '#size-cells': + const: 1 + +required: + - compatible + - ranges + - '#address-cells' + - '#size-cells' + +additionalProperties: false + +examples: + - | + soc { + #address-cells = <2>; + #size-cells = <1>; + bus { + compatible = "simple-bus"; + #address-cells = <2>; + #size-cells = <1>; + ranges; + + vmbus@ff0000000 { + compatible = "microsoft,vmbus"; + #address-cells = <2>; + #size-cells = <1>; + ranges = <0x0f 0xf0000000 0x0f 0xf0000000 0x10000000>; + }; + }; + }; diff --git a/MAINTAINERS b/MAINTAINERS index 0e64787aace84..90ea0a7fb7332 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -9520,6 +9520,7 @@ S: Supported T: git git://git.kernel.org/pub/scm/linux/kernel/git/hyperv/linux.git F: Documentation/ABI/stable/sysfs-bus-vmbus F: Documentation/ABI/testing/debugfs-hyperv +F: Documentation/devicetree/bindings/bus/microsoft,vmbus.yaml F: Documentation/virt/hyperv F: Documentation/networking/device_drivers/ethernet/microsoft/netvsc.rst F: arch/arm64/hyperv -- 2.30.2