Re: [PATCH v2 1/3] arm64: dts: renesas: r8a779a0: Add DU support

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Hi Kieran,

Thank you for the patch.

On Thu, Sep 02, 2021 at 12:53:28AM +0100, Kieran Bingham wrote:
> From: Kieran Bingham <kieran.bingham+renesas@xxxxxxxxxxxxxxxx>
> 
> Provide the device nodes for the DU on the V3U platforms.
> 
> Reviewed-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
> Signed-off-by: Kieran Bingham <kieran.bingham+renesas@xxxxxxxxxxxxxxxx>
> 
> ---
> v2
>  - Use a single clock specification for the whole DU.
> 
>  arch/arm64/boot/dts/renesas/r8a779a0.dtsi | 30 +++++++++++++++++++++++
>  1 file changed, 30 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/renesas/r8a779a0.dtsi b/arch/arm64/boot/dts/renesas/r8a779a0.dtsi
> index 631d520cebee..3241f7e7c01e 100644
> --- a/arch/arm64/boot/dts/renesas/r8a779a0.dtsi
> +++ b/arch/arm64/boot/dts/renesas/r8a779a0.dtsi
> @@ -1142,6 +1142,36 @@ vspd1: vsp@fea28000 {
>  			renesas,fcp = <&fcpvd1>;
>  		};
>  
> +		du: display@feb00000 {
> +			compatible = "renesas,du-r8a779a0";
> +			reg = <0 0xfeb00000 0 0x40000>;
> +			interrupts = <GIC_SPI 143 IRQ_TYPE_LEVEL_HIGH>,
> +				     <GIC_SPI 144 IRQ_TYPE_LEVEL_HIGH>;
> +			clocks = <&cpg CPG_MOD 411>;
> +			clock-names = "du";

With the clock name set to "du.0" as discussed in the DT bindings
review,

Reviewed-by: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>

> +			power-domains = <&sysc R8A779A0_PD_ALWAYS_ON>;
> +			resets = <&cpg 411>;
> +			vsps = <&vspd0 0>, <&vspd1 0>;
> +			status = "disabled";
> +
> +			ports {
> +				#address-cells = <1>;
> +				#size-cells = <0>;
> +
> +				port@0 {
> +					reg = <0>;
> +					du_out_dsi0: endpoint {
> +					};
> +				};
> +
> +				port@1 {
> +					reg = <1>;
> +					du_out_dsi1: endpoint {
> +					};
> +				};
> +			};
> +		};
> +
>  		prr: chipid@fff00044 {
>  			compatible = "renesas,prr";
>  			reg = <0 0xfff00044 0 4>;

-- 
Regards,

Laurent Pinchart



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