linux-kernel - Re: [PATCH] arm64: zynqmp: Add missing destination mailbox compatible

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Message-ID: <79f65b96-9015-41c4-b4ee-a82526c9eefc@linaro.org>
Date:   Thu, 30 Nov 2023 10:29:06 +0100
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Michal Simek <michal.simek@....com>, linux-kernel@...r.kernel.org,
        monstr@...str.eu, michal.simek@...inx.com, git@...inx.com
Cc:     Conor Dooley <conor+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Laurent Pinchart <laurent.pinchart@...asonboard.com>,
        Michael Grzeschik <m.grzeschik@...gutronix.de>,
        Parth Gajjar <parth.gajjar@....com>,
        Radhey Shyam Pandey <radhey.shyam.pandey@....com>,
        Rob Herring <robh+dt@...nel.org>,
        Sai Krishna Potthuri <lakshmi.sai.krishna.potthuri@...inx.com>,
        Varalaxmi Bingi <varalaxmi.bingi@....com>,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH] arm64: zynqmp: Add missing destination mailbox compatible

On 30/11/2023 10:19, Michal Simek wrote:
> The commit 81186dc16101 ("dt-bindings: zynqmp: add destination mailbox
> compatible") make compatible string for child nodes mandatory that's why
> add it.
> 
> Signed-off-by: Michal Simek <michal.simek@....com>
> ---
> 
>  arch/arm64/boot/dts/xilinx/zynqmp.dtsi | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/arch/arm64/boot/dts/xilinx/zynqmp.dtsi b/arch/arm64/boot/dts/xilinx/zynqmp.dtsi
> index f5e1eb8cb3b7..eaba466804bc 100644
> --- a/arch/arm64/boot/dts/xilinx/zynqmp.dtsi
> +++ b/arch/arm64/boot/dts/xilinx/zynqmp.dtsi
> @@ -141,6 +141,7 @@ zynqmp_ipi: zynqmp-ipi {
>  
>  		ipi_mailbox_pmu1: mailbox@...905c0 {
>  			bootph-all;
> +			compatible = "xlnx,zynqmp-ipi-dest-mailbox";

Probably you want it as first property. Although then reg is also placed
odd, but it's all because bootph-all was put at the beginning.

Best regards,
Krzysztof