On 11/12/17 18:41, Jose Abreu wrote:
> Document the bindings for the Synopsys DesignWare HDMI RX.
>
> Signed-off-by: Jose Abreu <joabreu@xxxxxxxxxxxx>
> Acked-by: Rob Herring <robh@xxxxxxxxxx> (v8)
> Cc: Joao Pinto <jpinto@xxxxxxxxxxxx>
> Cc: Rob Herring <robh+dt@xxxxxxxxxx>
> Cc: Mark Rutland <mark.rutland@xxxxxxx>
> Cc: Mauro Carvalho Chehab <mchehab@xxxxxxxxxx>
> Cc: Hans Verkuil <hans.verkuil@xxxxxxxxx>
> Cc: Sylwester Nawrocki <snawrocki@xxxxxxxxxx>
> Cc: devicetree@xxxxxxxxxxxxxxx
Reviewed-by: Hans Verkuil <hans.verkuil@xxxxxxxxx>
Regards,
Hans
> ---
> Changes from v7:
> - Remove SoC specific bindings (Rob)
> Changes from v6:
> - Document which properties are required/optional (Sylwester)
> - Drop compatible string for SoC (Sylwester)
> - Reword edid-phandle property (Sylwester)
> - Typo fixes (Sylwester)
> Changes from v4:
> - Use "cfg" instead of "cfg-clk" (Rob)
> - Change node names (Rob)
> Changes from v3:
> - Document the new DT bindings suggested by Sylwester
> Changes from v2:
> - Document edid-phandle property
> ---
> .../devicetree/bindings/media/snps,dw-hdmi-rx.txt | 58 ++++++++++++++++++++++
> 1 file changed, 58 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/media/snps,dw-hdmi-rx.txt
>
> diff --git a/Documentation/devicetree/bindings/media/snps,dw-hdmi-rx.txt b/Documentation/devicetree/bindings/media/snps,dw-hdmi-rx.txt
> new file mode 100644
> index 0000000..1dc09c6
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/media/snps,dw-hdmi-rx.txt
> @@ -0,0 +1,58 @@
> +Synopsys DesignWare HDMI RX Decoder
> +===================================
> +
> +This document defines device tree properties for the Synopsys DesignWare HDMI
> +RX Decoder (DWC HDMI RX).
> +
> +The properties bellow belong to the Synopsys DesignWare HDMI RX Decoder node.
> +
> +Required properties:
> +
> +- compatible: Shall be "snps,dw-hdmi-rx".
> +- reg: Memory mapped base address and length of the DWC HDMI RX registers.
> +- interrupts: Reference to the DWC HDMI RX interrupt and the HDMI 5V sense
> +interrupt.
> +- clocks: Reference to the config clock.
> +- clock-names: Shall be "cfg".
> +- #address-cells: Shall be 1.
> +- #size-cells: Shall be 0.
> +
> +Optional properties:
> +
> +- edid-phandle: Reference to the EDID handler block; if this property is not
> +specified it is assumed that EDID is handled by device described by parent
> +node of the HDMI RX node. You should not specify this property if your HDMI RX
> +controller does not have CEC.
> +
> +You also have to create a subnode for the PHY device. PHY node properties are
> +as follows.
> +
> +Required properties:
> +
> +- compatible: Shall be "snps,dw-hdmi-phy-e405".
> +- reg: Shall be the JTAG address of the PHY.
> +- clocks: Reference to the config clock.
> +- clock-names: Shall be "cfg".
> +
> +Example:
> +
> +hdmi_rx: hdmi-rx@0 {
> + compatible = "snps,dw-hdmi-rx";
> + reg = <0x0 0x10000>;
> + interrupts = <1 2>;
> + edid-phandle = <&dw_hdmi_edid>;
> +
> + clocks = <&dw_hdmi_refclk>;
> + clock-names = "cfg";
> +
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + hdmi-phy@fc {
> + compatible = "snps,dw-hdmi-phy-e405";
> + reg = <0xfc>;
> +
> + clocks = <&dw_hdmi_refclk>;
> + clock-names = "cfg";
> + };
> +};
>
