linux-kernel - Re: [PATCH v2 2/2] dt-bindings: mediatek: Add optional mediatek, gce-events property

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Message-ID: <CAJMQK-gZAxKpETOPKNt+A63CaJBACrFEK4S6rtj82WyDxT_fAg@mail.gmail.com>
Date:   Tue, 4 May 2021 13:46:46 +0800
From:   Hsin-Yi Wang <hsinyi@...omium.org>
To:     CK Hu <ck.hu@...iatek.com>
Cc:     Matthias Brugger <matthias.bgg@...il.com>,
        Rob Herring <robh+dt@...nel.org>,
        Chun-Kuang Hu <chunkuang.hu@...nel.org>,
        Devicetree List <devicetree@...r.kernel.org>,
        Enric Balletbo i Serra <enric.balletbo@...labora.com>,
        "moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE" 
        <linux-arm-kernel@...ts.infradead.org>,
        "moderated list:ARM/Mediatek SoC support" 
        <linux-mediatek@...ts.infradead.org>,
        lkml <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2 2/2] dt-bindings: mediatek: Add optional mediatek,
 gce-events property

On Tue, May 4, 2021 at 12:11 PM CK Hu <ck.hu@...iatek.com> wrote:
>
> Hi, Hsin-yi:
>
> On Mon, 2021-05-03 at 13:05 +0800, Hsin-Yi Wang wrote:
> > mediatek,gce-events property is used by gce clients.
> >
> > Signed-off-by: Hsin-Yi Wang <hsinyi@...omium.org>
> > ---
> >  .../devicetree/bindings/display/mediatek/mediatek,disp.txt  | 6 ++++++
> >  1 file changed, 6 insertions(+)
> >
> > diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,disp.txt b/Documentation/devicetree/bindings/display/mediatek/mediatek,disp.txt
> > index fbb59c9ddda6..939b2da3bdc5 100644
> > --- a/Documentation/devicetree/bindings/display/mediatek/mediatek,disp.txt
> > +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,disp.txt
> > @@ -75,6 +75,10 @@ Optional properties (RDMA function blocks):
> >    mediatek,rdma-fifo-size of mt8183-rdma0 is 5K
> >    mediatek,rdma-fifo-size of mt8183-rdma1 is 2K
> >
> > +Optional properties for display mutex:
> > +- mediatek,gce-events: GCE events used by clients. The event numbers are
> > +  defined in 'dt-bindings/gce/<chip>-gce.h'.
>
> I think mediatek,gce-events should be first defined in [1], and here
> refer to [1].
>
> In addition, mtk-mutex driver is moved into soc folder, so I would like
> to move mtk-mutex binding out of display binding. It's up to you.
>
> [1] Documentation/devicetree/bindings/mailbox/mtk-gce.txt
>
Thanks, I moved the definition here in v3.

> Regards,
> CK
>
> > +
> >  Examples:
> >
> >  mmsys: clock-controller@...00000 {
> > @@ -209,6 +213,8 @@ mutex: mutex@...20000 {
> >       interrupts = <GIC_SPI 169 IRQ_TYPE_LEVEL_LOW>;
> >       power-domains = <&scpsys MT8173_POWER_DOMAIN_MM>;
> >       clocks = <&mmsys CLK_MM_MUTEX_32K>;
> > +     mediatek,gce-events = <CMDQ_EVENT_MUTEX0_STREAM_EOF>,
> > +                           <CMDQ_EVENT_MUTEX1_STREAM_EOF>;
> >  };
> >
> >  od@...23000 {
>