linux-kernel - Re: [PATCH] arm64: dts: allwinner: sun50i-a64: Add missing address/size-cells

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Date:   Mon, 20 Apr 2020 15:27:45 +0200
From:   Maxime Ripard <maxime@...no.tech>
To:     Ondrej Jirman <megous@...ous.com>
Cc:     linux-sunxi@...glegroups.com, Rob Herring <robh+dt@...nel.org>,
        Chen-Yu Tsai <wens@...e.org>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>,
        "moderated list:ARM/Allwinner sunXi SoC support" 
        <linux-arm-kernel@...ts.infradead.org>,
        open list <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] arm64: dts: allwinner: sun50i-a64: Add missing
 address/size-cells

On Mon, Apr 20, 2020 at 12:31:13PM +0200, Ondrej Jirman wrote:
> The binding specifies #address-cells and #size-cells should be present.
> Without them present, dtc issues a warning because default for
> #address-cells seems to be <2>:
> 
> arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi:1108.4-52:
>   Warning (dma_ranges_format):
>     /soc/dram-controller@...2000:dma-ranges:
>     "dma-ranges" property has invalid length (12 bytes)
>     (parent #address-cells == 1, child #address-cells == 2,
>     #size-cells == 1)
> 
> mbus #address-cells should be 1.
> 
> Signed-off-by: Ondrej Jirman <megous@...ous.com>

Applied, thanks

Maxime

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