linux-kernel - Re: [linux-sunxi] [PATCH v2 15/15] arm64: dts: allwinner: a64: Add Video Engine node

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Message-ID: <c276fb045ab285c0907c4831f3b71a31f09cd4a5.camel@bootlin.com>
Date:   Mon, 10 Dec 2018 10:00:34 +0100
From:   Paul Kocialkowski <paul.kocialkowski@...tlin.com>
To:     Jernej Škrabec <jernej.skrabec@...il.com>,
        linux-sunxi@...glegroups.com
Cc:     linux-media@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        devel@...verdev.osuosl.org,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Maxime Ripard <maxime.ripard@...tlin.com>,
        Chen-Yu Tsai <wens@...e.org>,
        Thomas Petazzoni <thomas.petazzoni@...tlin.com>,
        Hans Verkuil <hverkuil@...all.nl>,
        Sakari Ailus <sakari.ailus@...ux.intel.com>
Subject: Re: [linux-sunxi] [PATCH v2 15/15] arm64: dts: allwinner: a64: Add
 Video Engine node

Hi,

On Fri, 2018-12-07 at 22:22 +0100, Jernej Škrabec wrote:
> Hi!
> 
> Dne sreda, 05. december 2018 ob 10:24:44 CET je Paul Kocialkowski napisal(a):
> > This adds the Video Engine node for the A64. Since it can map the whole
> > DRAM range, there is no particular need for a reserved memory node
> > (unlike platforms preceding the A33).
> > 
> > Signed-off-by: Paul Kocialkowski <paul.kocialkowski@...tlin.com>
> > ---
> >  arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi | 11 +++++++++++
> >  1 file changed, 11 insertions(+)
> > 
> > diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
> > b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi index
> > 8557d52c7c99..8d024c10d7cb 100644
> > --- a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
> > +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
> > @@ -397,6 +397,17 @@
> >  			};
> >  		};
> > 
> > +		video-codec@...e000 {
> > +			compatible = "allwinner,sun50i-h5-video-engine";
> 
> You meant A64 instead of H5, right?

Ah yes definitely, that's a mistake right here.

I'll send a follow-up patch for switching the compatible to describe
the a64 instead of the h5. In practice, having the a64 use the h5
compatible doesn't cause any issue, but it should be fixed
nevertheless.

Cheers,

Paul

> Best regards,
> Jernej
> 
> > +			reg = <0x01c0e000 0x1000>;
> > +			clocks = <&ccu CLK_BUS_VE>, <&ccu CLK_VE>,
> > +				 <&ccu CLK_DRAM_VE>;
> > +			clock-names = "ahb", "mod", "ram";
> > +			resets = <&ccu RST_BUS_VE>;
> > +			interrupts = <GIC_SPI 58 IRQ_TYPE_LEVEL_HIGH>;
> > +			allwinner,sram = <&ve_sram 1>;
> > +		};
> > +
> >  		mmc0: mmc@...f000 {
> >  			compatible = "allwinner,sun50i-a64-mmc";
> >  			reg = <0x01c0f000 0x1000>;
> 
> 
> 
-- 
Paul Kocialkowski, Bootlin (formerly Free Electrons)
Embedded Linux and kernel engineering
https://bootlin.com