linux-kernel - Re: [PATCH] arm: dts: renesas: r8a77980: Remove r8a77970 DU compatible

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Date:   Fri, 13 Sep 2019 10:22:27 +0200
From:   Simon Horman <horms@...ge.net.au>
To:     Kieran Bingham <kieran.bingham+renesas@...asonboard.com>
Cc:     linux-renesas-soc@...r.kernel.org,
        Sergei Shtylyov <sergei.shtylyov@...entembedded.com>,
        Geert Uytterhoeven <geert+renesas@...der.be>,
        Magnus Damm <magnus.damm@...il.com>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>,
        open list <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] arm: dts: renesas: r8a77980: Remove r8a77970 DU
 compatible

On Thu, Sep 12, 2019 at 11:37:34AM +0100, Kieran Bingham wrote:
> The r8a77970 was added with an compatible string for a differnet device
> rather than adding the correct compatible to the driver.
> 
> Remove the unnecessary compatible which is for a different platform.
> 
> Signed-off-by: Kieran Bingham <kieran.bingham+renesas@...asonboard.com>

Reviewed-by: Simon Horman <horms+renesas@...ge.net.au>

> ---
> Please note, this patch should not be integrated until the renesas,du-r8a77980
> compatible string makes it into the DU [0].
> 
> [0] https://lore.kernel.org/linux-renesas-soc/a9cc2193-0a18-0490-c273-c64bd70992f5@ideasonboard.com/T/#t
> 
>  arch/arm64/boot/dts/renesas/r8a77980.dtsi | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
> 
> diff --git a/arch/arm64/boot/dts/renesas/r8a77980.dtsi b/arch/arm64/boot/dts/renesas/r8a77980.dtsi
> index 042f4089e546..c6195377d181 100644
> --- a/arch/arm64/boot/dts/renesas/r8a77980.dtsi
> +++ b/arch/arm64/boot/dts/renesas/r8a77980.dtsi
> @@ -1487,8 +1487,7 @@
>  		};
>  
>  		du: display@...00000 {
> -			compatible = "renesas,du-r8a77980",
> -				     "renesas,du-r8a77970";
> +			compatible = "renesas,du-r8a77980";
>  			reg = <0 0xfeb00000 0 0x80000>;
>  			interrupts = <GIC_SPI 256 IRQ_TYPE_LEVEL_HIGH>;
>  			clocks = <&cpg CPG_MOD 724>;
> -- 
> 2.20.1
>