On Thu, Jan 04, 2018 at 06:05:50PM -0800, Hyun Kwon wrote:
> The dt binding for Xilinx DRM KMS driver.
Bindings are for h/w, not drivers.
>
> Signed-off-by: Hyun Kwon <hyun.kwon@xxxxxxxxxx>
> ---
> .../devicetree/bindings/display/xlnx/xlnx,kms.txt | 20 ++++++++++++++++++++
> 1 file changed, 20 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/display/xlnx/xlnx,kms.txt
>
> diff --git a/Documentation/devicetree/bindings/display/xlnx/xlnx,kms.txt b/Documentation/devicetree/bindings/display/xlnx/xlnx,kms.txt
> new file mode 100644
> index 0000000..8dcd552
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/display/xlnx/xlnx,kms.txt
> @@ -0,0 +1,20 @@
> +Xilinx KMS Pipeline
> +-------------------
> +
> +Xilinx display pipelines can be designed with hardened video IPs and soft video
> +IPs in programmable logic. This KMS module provides the common functionality
> +of individual subdevice drivers, and glue logics between them.
> +
> +Required properties:
> +
> +- compatible: Must be "xlnx,kms".
> +
> +- ports: phandles for CRTC ports, using the DT bindings defined in
> + Documentation/devicetree/bindings/graph.txt.
This use of ports is not part of the graph binding.
> +
> +Example:
> +
> + xlnx_drm: xlnx_drm {
> + compatible = "xlnx,kms";
drm and kms are Linuxisms.
Why do you need this node?
> + ports = <&crtc_port>;
> + };
> --
> 2.7.4
>
> --
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