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Message-ID: <87wo11te4z.wl-kuninori.morimoto.gx@renesas.com>
From:   Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
To:     Geert Uytterhoeven <geert@linux-m68k.org>
Cc:     Rob Herring <robh+dt@kernel.org>,
        Laurent <laurent.pinchart@ideasonboard.com>,
        Geert Uytterhoeven <geert+renesas@glider.be>,
        David Airlie <airlied@linux.ie>,
        Daniel Vetter <daniel@ffwll.ch>,
        Magnus <magnus.damm@gmail.com>,
        Linux-Renesas <linux-renesas-soc@vger.kernel.org>,
        Linux-DT <devicetree@vger.kernel.org>,
        Kieran Bingham <kieran.bingham+renesas@ideasonboard.com>,
        shimoda <yoshihiro.shimoda.uh@renesas.com>,
        DRI Development <dri-devel@lists.freedesktop.org>
Subject: Re: [PATCH v2 07/10] arm64: dts: renesas: r8a77961: Add DU device nodes
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Hi Geert

> > From: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
> >
> > This patch adds DU device nodes for R-Car M3-W+ (r8a77961) SoC.
> > This patch was tested on R-Car M3-W+ Salvator-XS board.
> >
> > Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
> > ---
(snip)
> >                 du: display@feb00000 {
> > +                       compatible = "renesas,du-r8a77961";
> >                         reg = <0 0xfeb00000 0 0x70000>;
> > -                       /* placeholder */
> > +                       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>, <&cpg 722>;
> > +                       reset-names = "du.0", "du.2";
> > +
> > +                       renesas,vsps = <&vspd0 0>, <&vspd1 0>, <&vspd2 0>;
> > +                       status = "disabled";
> 
> Do you want support for CMMs?

I'm not sure how it works.
Thus I dropped such features from initial support.

I hope Laurent or Kieran will support it
when he received physical board.
Some comment for iommu.

Thank you for your help !!

Best regards
---
Kuninori Morimoto