linux-kernel - Re: [PATCH] arm64: dts: qcom: x1e001de-devkit: Add Wi-Fi and Bluetooth pwrseq

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Message-ID: <5nfpid56okxibr4xzqtd6zf2hjcqo3rsfegq34bccwhetxtv66@f6qweweusn65>
Date: Mon, 24 Mar 2025 18:20:57 +0200
From: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
To: Abel Vesa <abel.vesa@...aro.org>
Cc: Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konradybcio@...nel.org>, Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>, Johan Hovold <johan@...nel.org>,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] arm64: dts: qcom: x1e001de-devkit: Add Wi-Fi and
 Bluetooth pwrseq

On Mon, Mar 24, 2025 at 04:24:01PM +0200, Abel Vesa wrote:
> The Qualcomm X Elite Devkit comes with a WCN7850 combo chip which provides
> Wi-fi and Bluetooth, similar to the CRD and QCP.
> 
> Describe the nodes for the Wi-Fi, Bluetooth, the related regulators and
> the PMU.
> 
> Signed-off-by: Abel Vesa <abel.vesa@...aro.org>
> ---
>  arch/arm64/boot/dts/qcom/x1e001de-devkit.dts | 144 +++++++++++++++++++++++++++
>  1 file changed, 144 insertions(+)
> 
> @@ -979,6 +1075,23 @@ &pcie4_phy {
>  	status = "okay";
>  };
>  
> +&pcie4_port0 {
> +	wifi@0 {
> +		compatible = "pci17cb,1107";
> +		reg = <0x10000 0x0 0x0 0x0 0x0>;
> +
> +		vddaon-supply = <&vreg_pmu_aon_0p59>;
> +		vddwlcx-supply = <&vreg_pmu_wlcx_0p8>;
> +		vddwlmx-supply = <&vreg_pmu_wlmx_0p85>;
> +		vddrfacmn-supply = <&vreg_pmu_rfa_cmn>;
> +		vddrfa0p8-supply = <&vreg_pmu_rfa_0p8>;
> +		vddrfa1p2-supply = <&vreg_pmu_rfa_1p2>;
> +		vddrfa1p8-supply = <&vreg_pmu_rfa_1p8>;
> +		vddpcie0p9-supply = <&vreg_pmu_pcie_0p9>;
> +		vddpcie1p8-supply = <&vreg_pmu_pcie_1p8>;

Do we need calibration variant here or is it coming from SMI tables /
DMI data?

> +	};
> +};
> +
>  &pcie5 {
>  	perst-gpios = <&tlmm 149 GPIO_ACTIVE_LOW>;
>  	wake-gpios = <&tlmm 151 GPIO_ACTIVE_LOW>;

-- 
With best wishes
Dmitry