linux-kernel - Re: [PATCH v2 1/2] dt-bindings: zynqmp: add destination mailbox compatible

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Message-ID: <169712201405.554322.6115611735958707225.robh@kernel.org>
Date:   Thu, 12 Oct 2023 09:46:54 -0500
From:   Rob Herring <robh@...nel.org>
To:     Tanmay Shah <tanmay.shah@....com>
Cc:     conor+dt@...nel.org, shubhrajyoti.datta@....com,
        linux-arm-kernel@...ts.infradead.org,
        krzysztof.kozlowski+dt@...aro.org, robh+dt@...nel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        jassisinghbrar@...il.com, michal.simek@....com
Subject: Re: [PATCH v2 1/2] dt-bindings: zynqmp: add destination mailbox
 compatible


On Fri, 06 Oct 2023 21:27:01 -0700, Tanmay Shah wrote:
> Current dt-bindings does not contain compatible property
> for child mailbox node. Child mailbox nodes are used
> to represent destination (remote) IPI agents. The compatible
> property for all destination mailboxes must be required to
> identify the node.
> 
> This addition of new required property does not break ABI
> as current driver does not use this compatible property
> but, new features in driver should use this property.
> 
> Signed-off-by: Tanmay Shah <tanmay.shah@....com>
> ---
> 
> Changes in v2:
>   - Fix commit message about breaking ABI
> 
>  .../bindings/mailbox/xlnx,zynqmp-ipi-mailbox.yaml           | 6 ++++++
>  1 file changed, 6 insertions(+)
> 

Acked-by: Rob Herring <robh@...nel.org>