[PATCH v2 2/4] arm64: dts: qcom: x1e80100: add bus topology for PCIe domain 3

Konrad Dybcio konrad.dybcio at oss.qualcomm.com
Fri Apr 25 03:22:56 PDT 2025


On 4/25/25 11:29 AM, Wenbin Yao wrote:
> From: Qiang Yu <quic_qianyu at quicinc.com>
> 
> Add pcie3port node to represent the PCIe bridge of PCIe3 so that PCI slot
> voltage rails can be described under this node in the board's dts.
> 
> Signed-off-by: Qiang Yu <quic_qianyu at quicinc.com>
> Signed-off-by: Wenbin Yao <quic_wenbyao at quicinc.com>
> ---
>  arch/arm64/boot/dts/qcom/x1e80100.dtsi | 11 +++++++++++
>  1 file changed, 11 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/x1e80100.dtsi b/arch/arm64/boot/dts/qcom/x1e80100.dtsi
> index 46b79fce9..430f9d567 100644
> --- a/arch/arm64/boot/dts/qcom/x1e80100.dtsi
> +++ b/arch/arm64/boot/dts/qcom/x1e80100.dtsi
> @@ -3287,6 +3287,17 @@ opp-128000000 {
>  					opp-peak-kBps = <15753000 1>;
>  				};
>  			};
> +
> +			pcie3port: pcie at 0 {

@0,0 for PCIe adressing (bus,device)

Reviewed-by: Konrad Dybcio <konrad.dybcio at oss.qualcomm.com>

Konrad



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