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Date:   Thu, 11 Apr 2019 17:23:25 +0200
From:   Jernej Škrabec <jernej.skrabec@...l.net>
To:     Clément Péron <peron.clem@...il.com>
Cc:     Rob Herring <robh+dt@...nel.org>,
        Maxime Ripard <maxime.ripard@...tlin.com>,
        Chen-Yu Tsai <wens@...e.org>, Icenowy Zheng <icenowy@...c.io>,
        Jagan Teki <jagan@...rulasolutions.com>,
        devicetree <devicetree@...r.kernel.org>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>,
        dri-devel@...ts.freedesktop.org, linux-sunxi@...glegroups.com
Subject: Re: [PATCH v2 4/8] arm64: dts: allwinner: Add ARM Mali GPU node for H6

Dne četrtek, 11. april 2019 ob 17:20:04 CEST je Clément Péron napisal(a):
> Hi,
> 
> On Thu, 11 Apr 2019 at 17:05, Jernej Škrabec <jernej.skrabec@...l.net> 
wrote:
> > Dne četrtek, 11. april 2019 ob 12:57:16 CEST je Clément Péron napisal(a):
> > > Add the mali gpu node to the H6 device-tree.
> > > 
> > > Signed-off-by: Clément Péron <peron.clem@...il.com>
> > > ---
> > > 
> > >  arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi | 14 ++++++++++++++
> > >  1 file changed, 14 insertions(+)
> > > 
> > > diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
> > > b/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi index
> > > e0dc4a05c1ba..196753110434 100644
> > > --- a/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
> > > +++ b/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
> > > @@ -157,6 +157,20 @@
> > > 
> > >                       allwinner,sram = <&ve_sram 1>;
> > >               
> > >               };
> > > 
> > > +             gpu: gpu@...0000 {
> > > +                     compatible = "allwinner,sun50i-h6-mali",
> > > +                                  "arm,mali-t720";
> > > +                     reg = <0x01800000 0x4000>;
> > > +                     interrupts = <GIC_SPI 84
> > 
> > IRQ_TYPE_LEVEL_HIGH>,
> > 
> > > +                                  <GIC_SPI 85
> > 
> > IRQ_TYPE_LEVEL_HIGH>,
> > 
> > > +                                  <GIC_SPI 83
> > 
> > IRQ_TYPE_LEVEL_HIGH>;
> > 
> > > +                     interrupt-names = "job", "mmu", "gpu";
> > > +                     clocks = <&ccu CLK_GPU>, <&ccu CLK_BUS_GPU>;
> > > +                     clock-names = "core", "bus";
> > > +                     resets = <&ccu RST_BUS_GPU>;
> > > +                     status = "disabled";
> > 
> > Usually self sufficient peripherals are enabled by default in DTSI.
> 
> I follow the other Mali Midgard (rk3399, rk3288) syntax.
> But I think you're right here, will go for an update I think.
> 

I quickly checked A64 and H5 DTSI and both have GPU enabled by default (status 
property is not set).

Best regards,
Jernej

> Clement
> 
> > > +             };
> > > +
> > > 
> > >               syscon: syscon@...0000 {
> > >               
> > >                       compatible = "allwinner,sun50i-h6-system-
> > 
> > control",
> > 
> > >                                    "allwinner,sun50i-a64-
> > 
> > system-control";




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