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SubjectRe: [v4 1/6] dt-bindings: media: Document bindings for DW MIPI CSI-2 Host
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On 11.06.2019 22:20, Luis Oliveira wrote:
> From: Luis Oliveira <lolivei@synopsys.com>
>
> Add bindings for Synopsys DesignWare MIPI CSI-2 host.
>
> Signed-off-by: Luis Oliveira <lolivei@synopsys.com>
> ---
> Changelog
> v3-v4
> - remove "plat" from the block name @rob @laurent
> - remove "phy-names" when single-entry @rob
> - remove "snps,output-type" -> went to the driver config @laurent
>
> .../devicetree/bindings/media/snps,dw-csi.txt | 41 ++++++++++++++++++++++
> 1 file changed, 41 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/media/snps,dw-csi.txt
>
> diff --git a/Documentation/devicetree/bindings/media/snps,dw-csi.txt b/Documentation/devicetree/bindings/media/snps,dw-csi.txt
> new file mode 100644
> index 0000000..613b7f9
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/media/snps,dw-csi.txt
> @@ -0,0 +1,41 @@
> +Synopsys DesignWare CSI-2 Host controller
> +
> +Description
> +-----------
> +
> +This HW block is used to receive image coming from an MIPI CSI-2 compatible
> +camera.
> +
> +Required properties:
> +- compatible : shall be "snps,dw-csi"
> +- reg : physical base address and size of the device memory
> + mapped registers;
> +- interrupts : DW CSI-2 Host interrupts
> +- phys : List of one PHY specifier (as defined in
> + Documentation/devicetree/bindings/phy/phy-bindings.txt).
> + This PHY is a MIPI DPHY working in RX mode.
> +- resets : Reference to a reset controller (optional)
> +
> +The per-board settings:
> + - port sub-node describing a single endpoint connected to the camera as
> + described in video-interfaces.txt[1].
> +
> +Example:
> +
> + csi2: csi2@3000 {
> + compatible = "snps,dw-csi";
> + #address-cells = <1>;
> + #size-cells = <0>;
> + reg = < 0x03000 0x7FF>;
> + phys = <&mipi_dphy_rx>;
> + resets = <&dw_rst 1>;
> + interrupts = <2>;
> +
> + port@0 {
> + reg = <0>;
> + csi_ep1: endpoint {
> + remote-endpoint = <&camera_1>;
> + data-lanes = <1 2>;
> + };

Hello Luis,

Which is the output port (endpoint) : how to connect the output of
csi2host to another node ?
I mean, the second port of this block, or, how is the data taken from
csi2host ?

Thanks,

Eugen

> + };
> + };
>
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