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

[Luca Weiss]

On Wed Jan 21, 2026 at 12:50 PM CET, Konrad Dybcio wrote:
> 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@xxxxxxxxxxxxx/
>> Signed-off-by: Luca Weiss <luca.weiss@xxxxxxxxxxxxx>
>> ---
>>  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?

This way of doing it already has a precedent with sm8550-hdk.dts and
sm8550-qrd.dts at least.

Regards
Luca

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