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Date:   Tue, 20 Jun 2023 11:09:18 -0600
From:   Rob Herring <robh@kernel.org>
To:     Sebastian Reichel <sebastian.reichel@collabora.com>
Cc:     linux-pci@vger.kernel.org, linux-rockchip@lists.infradead.org,
        Jingoo Han <jingoohan1@gmail.com>,
        Gustavo Pimentel <gustavo.pimentel@synopsys.com>,
        Bjorn Helgaas <bhelgaas@google.com>,
        Lorenzo Pieralisi <lpieralisi@kernel.org>,
        Krzysztof =?utf-8?Q?Wilczy=C5=84ski?= <kw@linux.com>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Conor Dooley <conor+dt@kernel.org>,
        Heiko Stuebner <heiko@sntech.de>,
        Shawn Lin <shawn.lin@rock-chips.com>,
        Simon Xue <xxm@rock-chips.com>, devicetree@vger.kernel.org,
        linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
        kernel@collabora.com
Subject: Re: [PATCH v1 2/4] dt-bindings: PCI: dwc: rockchip: Add missing
 legacy-interrupt-controller
Message-ID: <20230620170918.GA3833779-robh@kernel.org>
References: <20230616170022.76107-1-sebastian.reichel@collabora.com>
 <20230616170022.76107-3-sebastian.reichel@collabora.com>
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In-Reply-To: <20230616170022.76107-3-sebastian.reichel@collabora.com>
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On Fri, Jun 16, 2023 at 07:00:20PM +0200, Sebastian Reichel wrote:
> Rockchip RK356x and RK3588 handle legacy interrupts via a ganged
> interrupts. The RK356x DT implements this via a sub-node named
> "legacy-interrupt-controller", just like a couple of other PCIe
> implementations. This adds proper documentation for this and updates
> the example to avoid regressions.
> 
> Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
> ---
>  .../bindings/pci/rockchip-dw-pcie.yaml        | 24 +++++++++++++++++++
>  1 file changed, 24 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/pci/rockchip-dw-pcie.yaml b/Documentation/devicetree/bindings/pci/rockchip-dw-pcie.yaml
> index 98e45d2d8dfe..bf81d306cc80 100644
> --- a/Documentation/devicetree/bindings/pci/rockchip-dw-pcie.yaml
> +++ b/Documentation/devicetree/bindings/pci/rockchip-dw-pcie.yaml
> @@ -67,6 +67,22 @@ properties:
>        - const: legacy
>        - const: err
>  
> +  legacy-interrupt-controller:
> +    description: Interrupt controller node for handling legacy PCI interrupts.
> +    type: object

       additionalProperties: false

With that, 

Reviewed-by: Rob Herring <robh@kernel.org>