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Date:   Wed, 3 May 2023 15:47:06 +0300
From:   Laurent Pinchart <laurent.pinchart@ideasonboard.com>
To:     Michal Simek <michal.simek@amd.com>
Cc:     linux-kernel@vger.kernel.org, monstr@monstr.eu,
        michal.simek@xilinx.com, git@xilinx.com,
        Harini Katakam <harini.katakam@amd.com>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Michael Grzeschik <m.grzeschik@pengutronix.de>,
        Radhey Shyam Pandey <radhey.shyam.pandey@amd.com>,
        Rob Herring <robh+dt@kernel.org>,
        Robert Hancock <robert.hancock@calian.com>,
        Sai Krishna Potthuri <lakshmi.sai.krishna.potthuri@xilinx.com>,
        Tanmay Shah <tanmay.shah@amd.com>,
        Vishal Sagar <vishal.sagar@amd.com>,
        devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH] Revert "arm64: dts: zynqmp: Add address-cells property
 to interrupt controllers"
Message-ID: <20230503124706.GD32586@pendragon.ideasonboard.com>
References: <e3312910db0922bb8c24a8e681de41709ca11bdf.1683035456.git.michal.simek@amd.com>
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In-Reply-To: <e3312910db0922bb8c24a8e681de41709ca11bdf.1683035456.git.michal.simek@amd.com>
Precedence: bulk

Hi Michal,

Thank you for the patch.

On Tue, May 02, 2023 at 03:51:01PM +0200, Michal Simek wrote:
> This reverts commit c6badbd2d321c19d4f55ee56b0ef12bb3352feac.
> 
> Long time ago this was discussed with Rob at link below that there is no
> need to add address-cells to gpio and interrupt nodes that's why reverting
> this patch for ZynqMP.
> Also there is no visible DTC warning which was seen in past.
> 
> Link: https://lore.kernel.org/r/91e3405245c89f134676449cf3822285798d2ed2.1612189652.git.michal.simek@xilinx.com
> Signed-off-by: Michal Simek <michal.simek@amd.com>

Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>

> ---
> 
>  arch/arm64/boot/dts/xilinx/zynqmp.dtsi | 2 --
>  1 file changed, 2 deletions(-)
> 
> diff --git a/arch/arm64/boot/dts/xilinx/zynqmp.dtsi b/arch/arm64/boot/dts/xilinx/zynqmp.dtsi
> index 51b8349dcacd..2d564ba7e9e4 100644
> --- a/arch/arm64/boot/dts/xilinx/zynqmp.dtsi
> +++ b/arch/arm64/boot/dts/xilinx/zynqmp.dtsi
> @@ -419,7 +419,6 @@ fpd_dma_chan8: dma-controller@fd570000 {
>  
>  		gic: interrupt-controller@f9010000 {
>  			compatible = "arm,gic-400";
> -			#address-cells = <0>;
>  			#interrupt-cells = <3>;
>  			reg = <0x0 0xf9010000 0x0 0x10000>,
>  			      <0x0 0xf9020000 0x0 0x20000>,
> @@ -633,7 +632,6 @@ gem3: ethernet@ff0e0000 {
>  		gpio: gpio@ff0a0000 {
>  			compatible = "xlnx,zynqmp-gpio-1.0";
>  			status = "disabled";
> -			#address-cells = <0>;
>  			#gpio-cells = <0x2>;
>  			gpio-controller;
>  			interrupt-parent = <&gic>;

-- 
Regards,

Laurent Pinchart