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    Subject[PATCH RFC v7 1/6] dt-bindings: display: add Unisoc's drm master bindings
    Date
    From: Kevin Tang <kevin.tang@unisoc.com>

    The Unisoc DRM master device is a virtual device needed to list all
    DPU devices or other display interface nodes that comprise the
    graphics subsystem

    RFC v7:
    - Fix DTC unit name warnings
    - Fix the problem of maintainers

    Cc: Orson Zhai <orsonzhai@gmail.com>
    Cc: Chunyan Zhang <zhang.lyra@gmail.com>
    Signed-off-by: Kevin Tang <kevin.tang@unisoc.com>
    ---
    .../display/sprd/sprd,display-subsystem.yaml | 39 ++++++++++++++++++++++
    1 file changed, 39 insertions(+)
    create mode 100644 Documentation/devicetree/bindings/display/sprd/sprd,display-subsystem.yaml

    diff --git a/Documentation/devicetree/bindings/display/sprd/sprd,display-subsystem.yaml b/Documentation/devicetree/bindings/display/sprd/sprd,display-subsystem.yaml
    new file mode 100644
    index 0000000..9487a39
    --- /dev/null
    +++ b/Documentation/devicetree/bindings/display/sprd/sprd,display-subsystem.yaml
    @@ -0,0 +1,39 @@
    +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
    +%YAML 1.2
    +---
    +$id: http://devicetree.org/schemas/display/sprd/sprd,display-subsystem.yaml#
    +$schema: http://devicetree.org/meta-schemas/core.yaml#
    +
    +title: Unisoc DRM master device
    +
    +maintainers:
    + - Kevin Tang <kevin.tang@unisoc.com>
    +
    +description: |
    + The Unisoc DRM master device is a virtual device needed to list all
    + DPU devices or other display interface nodes that comprise the
    + graphics subsystem.
    +
    +properties:
    + compatible:
    + const: sprd,display-subsystem
    +
    + ports:
    + $ref: /schemas/types.yaml#/definitions/phandle-array
    + description:
    + Should contain a list of phandles pointing to display interface port
    + of DPU devices.
    +
    +required:
    + - compatible
    + - ports
    +
    +additionalProperties: false
    +
    +examples:
    + - |
    + display-subsystem {
    + compatible = "sprd,display-subsystem";
    + ports = <&dpu_out>;
    + };
    +
    --
    2.7.4
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