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

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Message-ID: <CAFEp6-0kHtbXKQRtaLUB1bqRV5s_c_bcoAWPdTOH3JvV69rUqQ@mail.gmail.com>
Date: Wed, 26 Nov 2025 15:03:50 +0100
From: Loic Poulain <loic.poulain@....qualcomm.com>
To: Riccardo Mereu Linux Kernel <r.mereu.kernel@...uino.cc>
Cc: Konrad Dybcio <konrad.dybcio@....qualcomm.com>, 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 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.

Regards,
Loic