On 11.06.2019 22:20, Luis Oliveira wrote:
> From: Luis Oliveira <loli...@synopsys.com>
> 
> Add bindings for Synopsys DesignWare MIPI CSI-2 host.
> 
> Signed-off-by: Luis Oliveira <loli...@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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