[PATCH 5/7] ARM: dts: r8a7742: Add DU support

Laurent Pinchart laurent.pinchart at ideasonboard.com
Sat Aug 8 21:15:03 UTC 2020


Hi Prabhakar,

Thank you for the patch.

On Fri, Aug 07, 2020 at 06:49:52PM +0100, Lad Prabhakar wrote:
> Add du node to r8a7742 SoC DT. Boards that want to enable the DU
> need to specify the output topology.
> 
> Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj at bp.renesas.com>
> Reviewed-by: Marian-Cristian Rotariu <marian-cristian.rotariu.rb at bp.renesas.com>

Reviewed-by: Laurent Pinchart <laurent.pinchart at ideasonboard.com>

> ---
>  arch/arm/boot/dts/r8a7742.dtsi | 35 ++++++++++++++++++++++++++++++++++
>  1 file changed, 35 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/r8a7742.dtsi b/arch/arm/boot/dts/r8a7742.dtsi
> index 4a8d27dff9f7..a979a4b3de61 100644
> --- a/arch/arm/boot/dts/r8a7742.dtsi
> +++ b/arch/arm/boot/dts/r8a7742.dtsi
> @@ -1509,6 +1509,41 @@
>  			resets = <&cpg 408>;
>  		};
>  
> +		du: display at feb00000 {
> +			compatible = "renesas,du-r8a7742";
> +			reg = <0 0xfeb00000 0 0x70000>;
> +			interrupts = <GIC_SPI 256 IRQ_TYPE_LEVEL_HIGH>,
> +				     <GIC_SPI 268 IRQ_TYPE_LEVEL_HIGH>,
> +				     <GIC_SPI 269 IRQ_TYPE_LEVEL_HIGH>;
> +			clocks = <&cpg CPG_MOD 724>, <&cpg CPG_MOD 723>,
> +				 <&cpg CPG_MOD 722>;
> +			clock-names = "du.0", "du.1", "du.2";
> +			resets = <&cpg 724>;
> +			reset-names = "du.0";
> +			status = "disabled";
> +
> +			ports {
> +				#address-cells = <1>;
> +				#size-cells = <0>;
> +
> +				port at 0 {
> +					reg = <0>;
> +					du_out_rgb: endpoint {
> +					};
> +				};
> +				port at 1 {
> +					reg = <1>;
> +					du_out_lvds0: endpoint {
> +					};
> +				};
> +				port at 2 {
> +					reg = <2>;
> +					du_out_lvds1: endpoint {
> +					};
> +				};
> +			};
> +		};
> +
>  		prr: chipid at ff000044 {
>  			compatible = "renesas,prr";
>  			reg = <0 0xff000044 0 4>;

-- 
Regards,

Laurent Pinchart


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