linux-kernel - Re: [PATCH 5/5] arm64: dts: qcom: milos-fairphone-fp6: Enable WiFi

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Message-ID: <300f3ceb-546b-4670-a0ae-4a6f451a7f4e@oss.qualcomm.com>
Date: Wed, 21 Jan 2026 12:50:21 +0100
From: Konrad Dybcio <konrad.dybcio@....qualcomm.com>
To: Luca Weiss <luca.weiss@...rphone.com>,
        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>,
        Alexander Koskovich <AKoskovich@...me>
Cc: ~postmarketos/upstreaming@...ts.sr.ht, phone-devel@...r.kernel.org,
        linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org,
        devicetree@...r.kernel.org
Subject: Re: [PATCH 5/5] arm64: dts: qcom: milos-fairphone-fp6: Enable WiFi

On 1/16/26 3:50 PM, Luca Weiss wrote:
> Configure and enable the WiFi node, and add the required pinctrl to
> provide the sleep clock from the PMK8550 (PMK7635) to WCN6755.
> 
> Thanks to Alexander Koskovich for helping with the bringup, adding
> the missing pinctrl to make the WPSS stop crashing.
> 
> Link: https://lore.kernel.org/linux-arm-msm/DBF7OWAWQ94M.FSCP4DPF8ZJY@fairphone.com/
> Signed-off-by: Luca Weiss <luca.weiss@...rphone.com>
> ---
>  arch/arm64/boot/dts/qcom/milos-fairphone-fp6.dts | 19 ++++++++++++++++++-
>  1 file changed, 18 insertions(+), 1 deletion(-)
> 
> diff --git a/arch/arm64/boot/dts/qcom/milos-fairphone-fp6.dts b/arch/arm64/boot/dts/qcom/milos-fairphone-fp6.dts
> index cbe1507b0aaa..75f2b3a3e572 100644
> --- a/arch/arm64/boot/dts/qcom/milos-fairphone-fp6.dts
> +++ b/arch/arm64/boot/dts/qcom/milos-fairphone-fp6.dts
> @@ -232,7 +232,7 @@ wcn6750-pmu {
>  
>  		clocks = <&rpmhcc RPMH_RF_CLK1>;
>  
> -		pinctrl-0 = <&bluetooth_enable_default>;
> +		pinctrl-0 = <&bluetooth_enable_default>, <&pmk8550_sleep_clk_default>;
>  		pinctrl-names = "default";
>  
>  		regulators {
> @@ -704,6 +704,17 @@ &pmiv0104_eusb2_repeater {
>  	qcom,tune-usb2-preem = /bits/ 8 <0x6>;
>  };
>  
> +&pmk8550_gpios {
> +	pmk8550_sleep_clk_default: sleep-clk-default-state {
> +		pins = "gpio5";

I'm thinking how to best reflect that. Perhaps gpio-gate-clock which
would be consumed by the PMU?

FWIW PMK8550 can reportedly output this clock from GPIO3 and GPIO5
(not sure if at once) if set to FUNC1

Konrad