linux-kernel - Re: [PATCH v2 6/6] arm64: dts: qcom: qrb2210: add dts for Arduino unoq

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Message-ID: <CAFEp6-31A9arc=JmO7ob4uDnTj+Uhv_xJFwiUAZnfNLoAnOkOA@mail.gmail.com>
Date: Tue, 18 Nov 2025 11:44:27 +0100
From: Loic Poulain <loic.poulain@....qualcomm.com>
To: Riccardo Mereu <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 v2 6/6] arm64: dts: qcom: qrb2210: add dts for Arduino unoq

Hi Riccardo,

On Fri, Nov 14, 2025 at 1:29 PM Riccardo Mereu
<r.mereu.kernel@...uino.cc> wrote:
>
> 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>
> ---
>  arch/arm64/boot/dts/qcom/Makefile             |   1 +
>  .../boot/dts/qcom/qrb2210-arduino-imola.dts   | 456 ++++++++++++++++++
>  2 files changed, 457 insertions(+)
>  create mode 100644 arch/arm64/boot/dts/qcom/qrb2210-arduino-imola.dts
>
> diff --git a/arch/arm64/boot/dts/qcom/Makefile b/arch/arm64/boot/dts/qcom/Makefile
> index 6f34d5ed331c..9f98a7f2cbb4 100644
> --- a/arch/arm64/boot/dts/qcom/Makefile
> +++ b/arch/arm64/boot/dts/qcom/Makefile
> @@ -143,6 +143,7 @@ dtb-$(CONFIG_ARCH_QCOM)     += qcs8550-aim300-aiot.dtb
>  dtb-$(CONFIG_ARCH_QCOM)        += qcs9100-ride.dtb
>  dtb-$(CONFIG_ARCH_QCOM)        += qcs9100-ride-r3.dtb
>  dtb-$(CONFIG_ARCH_QCOM)        += qdu1000-idp.dtb
> +dtb-$(CONFIG_ARCH_QCOM)        += qrb2210-arduino-imola.dtb
>  dtb-$(CONFIG_ARCH_QCOM)        += qrb2210-rb1.dtb
>  dtb-$(CONFIG_ARCH_QCOM)        += qrb4210-rb2.dtb
>  dtb-$(CONFIG_ARCH_QCOM)        += qrb5165-rb5.dtb
> diff --git a/arch/arm64/boot/dts/qcom/qrb2210-arduino-imola.dts b/arch/arm64/boot/dts/qcom/qrb2210-arduino-imola.dts
> new file mode 100644
> index 000000000000..8de355a1bf6d
> --- /dev/null
> +++ b/arch/arm64/boot/dts/qcom/qrb2210-arduino-imola.dts
> @@ -0,0 +1,456 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
> +/*
> + * Copyright (c) 2025, Arduino SRL
> + */
> +
> +/dts-v1/;
> +
> +#include <dt-bindings/leds/common.h>
> +#include "agatti.dtsi"
> +#include "pm4125.dtsi"
[...]
> +
> +&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 = "Arduino_UnoQ";

The board-file you're shipping has been integrated with `ArduinoImola`
name in board-2.bin.
You should keep that name to use the right board file.


> +       firmware-name = "qcm2290";
> +
> +       status = "okay";
> +};
> +
> +&xo_board {
> +       clock-frequency = <38400000>;
> +};
> --
> 2.51.2
>
>