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Message-ID: <42bd1a2c-9ab4-40ce-9b5a-1e5b28ec550e@linaro.org>
Date: Wed, 21 Feb 2024 13:46:43 +0100
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From: neil.armstrong@linaro.org
Reply-To: neil.armstrong@linaro.org
Subject: Re: [PATCH 07/21] arm64: dts: qcom: sm8650: Add PCIe bridge node
Content-Language: en-US, fr
To: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>,
 Bjorn Andersson <andersson@kernel.org>,
 Konrad Dybcio <konrad.dybcio@linaro.org>, Rob Herring <robh+dt@kernel.org>,
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
 Conor Dooley <conor+dt@kernel.org>, cros-qcom-dts-watchers@chromium.org
Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org,
 linux-kernel@vger.kernel.org
References: <20240221-pcie-qcom-bridge-dts-v1-0-6c6df0f9450d@linaro.org>
 <20240221-pcie-qcom-bridge-dts-v1-7-6c6df0f9450d@linaro.org>
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Organization: Linaro Developer Services
In-Reply-To: <20240221-pcie-qcom-bridge-dts-v1-7-6c6df0f9450d@linaro.org>
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On 21/02/2024 04:41, Manivannan Sadhasivam wrote:
> On Qcom SoCs, the PCIe host bridge is connected to a single PCIe bridge
> for each controller instance. Hence, add a node to represent the bridge.
> 
> Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
> ---
>   arch/arm64/boot/dts/qcom/sm8650.dtsi | 20 ++++++++++++++++++++
>   1 file changed, 20 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sm8650.dtsi b/arch/arm64/boot/dts/qcom/sm8650.dtsi
> index 2df77123a8c7..57a1ea84aa59 100644
> --- a/arch/arm64/boot/dts/qcom/sm8650.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sm8650.dtsi
> @@ -2270,6 +2270,16 @@ &mc_virt SLAVE_EBI1 QCOM_ICC_TAG_ALWAYS>,
>   			dma-coherent;
>   
>   			status = "disabled";
> +
> +			pcie@0 {
> +				device_type = "pci";
> +				reg = <0x0 0x0 0x0 0x0 0x0>;
> +				bus-range = <0x01 0xff>;
> +
> +				#address-cells = <3>;
> +				#size-cells = <2>;
> +				ranges;
> +			};
>   		};
>   
>   		pcie0_phy: phy@1c06000 {
> @@ -2379,6 +2389,16 @@ &mc_virt SLAVE_EBI1 QCOM_ICC_TAG_ALWAYS>,
>   				 <0x02000000 0 0x40300000 0 0x40300000 0 0x1fd00000>;
>   
>   			status = "disabled";
> +
> +			pcie@0 {
> +				device_type = "pci";
> +				reg = <0x0 0x0 0x0 0x0 0x0>;
> +				bus-range = <0x01 0xff>;
> +
> +				#address-cells = <3>;
> +				#size-cells = <2>;
> +				ranges;
> +			};
>   		};
>   
>   		pcie1_phy: phy@1c0e000 {
> 

Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>