linux-kernel - Re: [PATCH 1/3] arm64: dts: renesas: r8a779a0: Add DU support

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Date:   Wed, 23 Jun 2021 15:00:44 +0200
From:   Geert Uytterhoeven <geert@...ux-m68k.org>
To:     Kieran Bingham <kieran.bingham@...asonboard.com>
Cc:     Kieran Bingham <kieran.bingham+renesas@...asonboard.com>,
        Geert Uytterhoeven <geert+renesas@...der.be>,
        Magnus Damm <magnus.damm@...il.com>,
        Rob Herring <robh+dt@...nel.org>,
        "open list:ARM/RENESAS ARM64 ARCHITECTURE" 
        <linux-renesas-soc@...r.kernel.org>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>,
        open list <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 1/3] arm64: dts: renesas: r8a779a0: Add DU support

Hi Kieran,

On Wed, Jun 23, 2021 at 1:43 AM Kieran Bingham
<kieran.bingham@...asonboard.com> wrote:
> From: Kieran Bingham <kieran.bingham+renesas@...asonboard.com>
>
> Provide the device nodes for the DU on the V3U platforms.
>
> Signed-off-by: Kieran Bingham <kieran.bingham+renesas@...asonboard.com>

Thanks for your patch!

> --- a/arch/arm64/boot/dts/renesas/r8a779a0.dtsi
> +++ b/arch/arm64/boot/dts/renesas/r8a779a0.dtsi
> @@ -1142,6 +1142,37 @@ vspd1: vsp@...28000 {
>                         renesas,fcp = <&fcpvd1>;
>                 };
>
> +               du: display@...00000 {
> +                       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>,
> +                                <&cpg CPG_MOD 411>;
> +                       clock-names = "du.0", "du.1";
> +                       power-domains = <&sysc R8A779A0_PD_ALWAYS_ON>;
> +                       resets = <&cpg 411>;
> +                       vsps = <&vspd0 0>, <&vspd1 0>;
> +                       status = "disabled";

Modulo my comments on the clock part of the bindings:
Reviewed-by: Geert Uytterhoeven <geert+renesas@...der.be>

Gr{oetje,eeting}s,

                        Geert

-- 
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds