linux-kernel - Re: [PATCH v3 6/6] arm64: dts: qcom: qrb2210: add dts for Arduino unoq

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Message-ID: <1b6342be-bdd6-44da-a279-28b55f7167d9@oss.qualcomm.com>
Date: Thu, 27 Nov 2025 11:35:24 +0100
From: Konrad Dybcio <konrad.dybcio@....qualcomm.com>
To: Loic Poulain <loic.poulain@....qualcomm.com>,
        Riccardo Mereu Linux Kernel <r.mereu.kernel@...uino.cc>
Cc: andersson@...nel.org, konradybcio@...nel.org, robh@...nel.org,
        krzk+dt@...nel.org, conor+dt@...nel.org, broonie@...nel.org,
        linux@...ck-us.net, Jonathan.Cameron@...wei.com, wenswang@...h.net,
        naresh.solanki@...ements.com, michal.simek@....com, nuno.sa@...log.com,
        chou.cosmo@...il.com, grantpeltier93@...il.com, eajames@...ux.ibm.com,
        farouk.bouabid@...rry.de, linux-arm-msm@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-spi@...r.kernel.org, m.facchin@...uino.cc,
        Riccardo Mereu <r.mereu@...uino.cc>
Subject: Re: [PATCH v3 6/6] arm64: dts: qcom: qrb2210: add dts for Arduino
 unoq

On 11/26/25 3:03 PM, Loic Poulain wrote:
> On Wed, Nov 26, 2025 at 10:28 AM Riccardo Mereu Linux Kernel
> <r.mereu.kernel@...uino.cc> wrote:
>>
>> On Mon, Nov 24, 2025 at 12:44 PM Konrad Dybcio
>> <konrad.dybcio@....qualcomm.com> wrote:
>>>
>>> On 11/20/25 4:58 PM, Riccardo Mereu wrote:
>>>> From: Riccardo Mereu <r.mereu@...uino.cc>
>>>>
>>>> Arduino UnoQ is a single-board computer combining Qualcomm
>>>> Dragonwing™ QRB2210 microprocessor with STMicroelectronics STM32U585
>>>> microcontroller.
>>>> Support to a simply boot to shell environment includes:
>>>> - UART, I2C, SPI
>>>> - onboard LEDS
>>>> - eMMC
>>>> - WLAN and BT
>>>>
>>>> Signed-off-by: Riccardo Mereu <r.mereu@...uino.cc>
>>>> ---
>>>
>>> [...]
>>>
>>>> +&wifi {
>>>> +     vdd-0.8-cx-mx-supply = <&pm4125_l7>;
>>>> +     vdd-1.8-xo-supply = <&pm4125_l13>;
>>>> +     vdd-1.3-rfa-supply = <&pm4125_l10>;
>>>> +     vdd-3.3-ch0-supply = <&pm4125_l22>;
>>>> +     qcom,ath10k-calibration-variant = "ArduinoImola";
>>>> +     firmware-name = "qcm2290";
>>>
>>> I'm not sure about this line but otherwise this lgtm
>>
>> This should be fine, I'll gently ask Loic (added in CC) to confirm that.
> 
> Yes we need to use the firmware APi file under WCN3990/hw1.0/qcm2290
> as it has the correct configuration for the QCM2290 platform.
> From log: The wlanmdsp for QCM2290 / QRB4210 platforms requires
> single-chan-info-per-channe feature bit to be set.

Thanks for confirming folks

Konrad