linux-kernel - Re: [PATCH v4 2/2] arm64: dts: qcom: qcs615-ride: add WiFi/BT nodes

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Message-ID: <a63cab56-2d32-4d38-83f9-911561807e9d@oss.qualcomm.com>
Date: Tue, 22 Jul 2025 23:58:54 +0800
From: "Yu Zhang(Yuriy)" <yu.zhang@....qualcomm.com>
To: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
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>, linux-arm-msm@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v4 2/2] arm64: dts: qcom: qcs615-ride: add WiFi/BT nodes



On 7/19/2025 6:13 PM, Dmitry Baryshkov wrote:
> On Mon, Jul 07, 2025 at 10:51:06AM +0800, Yu Zhang(Yuriy) wrote:
>> Add a node for the PMU module of the WCN6855 present on the qcs615 ride
>> board. Assign its LDO power outputs to the existing WiFi/BT module.
> 
> 
> What is "existing WiFI/BT module"? There is no module in the DT. Not to
> mention that PMU is a part of the WCN6855.
> 
>>
>> Signed-off-by: Yu Zhang(Yuriy) <yu.zhang@....qualcomm.com>
>> ---
>>   arch/arm64/boot/dts/qcom/qcs615-ride.dts | 135 +++++++++++++++++++++++++++++++
>>   1 file changed, 135 insertions(+)
>>
>> diff --git a/arch/arm64/boot/dts/qcom/qcs615-ride.dts b/arch/arm64/boot/dts/qcom/qcs615-ride.dts
>> index 011f8ae077c256f079ce1b07720374a9bf721488..2df8e7e3c1d3b6d6353a6753b8387c7411edd927 100644
>> --- a/arch/arm64/boot/dts/qcom/qcs615-ride.dts
>> +++ b/arch/arm64/boot/dts/qcom/qcs615-ride.dts
>> @@ -18,6 +18,7 @@ aliases {
>>   		mmc0 = &sdhc_1;
>>   		mmc1 = &sdhc_2;
>>   		serial0 = &uart0;
>> +		serial1 = &uart7;
>>   	};
>>   
>>   	chosen {
>> @@ -47,6 +48,85 @@ regulator-usb2-vbus {
>>   		enable-active-high;
>>   		regulator-always-on;
>>   	};
>> +
>> +	vreg_conn_1p8: vreg_conn_1p8 {
> 
> No improvement. Please try again.
> 
you mean should be "vreg_conn_1p8: vreg-conn-1p8",right? I'll update it, 
thanks.>> +		compatible = "regulator-fixed";
>> +		regulator-name = "vreg_conn_1p8";
>> +		startup-delay-us = <4000>;
>> +		enable-active-high;
>> +		gpio = <&pm8150_gpios 1 GPIO_ACTIVE_HIGH>;
>> +	};
>> +
>> +	vreg_conn_pa: vreg_conn_pa {
>> +		compatible = "regulator-fixed";
>> +		regulator-name = "vreg_conn_pa";
>> +		startup-delay-us = <4000>;
>> +		enable-active-high;
>> +		gpio = <&pm8150_gpios 6 GPIO_ACTIVE_HIGH>;
>> +	};
>> +
>