linux-kernel - Re: [PATCH v3 2/2] arm64: dts: qcom: Add Monaco EVK initial board support

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Message-ID: <26faedb2-63ca-e2e0-aad6-49575a8c49bf@quicinc.com>
Date: Wed, 3 Sep 2025 15:35:54 +0530
From: Vikash Garodia <quic_vgarodia@...cinc.com>
To: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>,
        Umang Chheda
	<umang.chheda@....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>,
        Richard Cochran
	<richardcochran@...il.com>,
        <linux-arm-msm@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>,
        Rakesh Kota
	<rakesh.kota@....qualcomm.com>,
        Nirmesh Kumar Singh
	<quic_nkumarsi@...cinc.com>,
        Viken Dadhaniya
	<viken.dadhaniya@....qualcomm.com>,
        Mohd Ayaan Anwar
	<quic_mohdayaa@...cinc.com>,
        Arun Khannna <quic_arkhanna@...cinc.com>,
        "Monish Chunara" <quic_mchunara@...cinc.com>,
        Swati Agarwal
	<swati.agarwal@....qualcomm.com>
Subject: Re: [PATCH v3 2/2] arm64: dts: qcom: Add Monaco EVK initial board
 support


On 8/27/2025 7:12 AM, Dmitry Baryshkov wrote:
> On Tue, Aug 26, 2025 at 11:45:06PM +0530, Umang Chheda wrote:
>> Add initial device tree support for Monaco EVK board, based on
>> Qualcomm's QCS8300 SoC.
>>
>> Monaco EVK is single board supporting these peripherals:
>>   - Storage: 1 × 128 GB UFS, micro-SD card, EEPROMs for MACs,
>>     and eMMC.
>>   - Audio/Video, Camera & Display ports.
>>   - Connectivity: RJ45 2.5GbE, WLAN/Bluetooth, CAN/CAN-FD.
>>   - PCIe ports.
>>   - USB & UART ports.
>>
>> On top of Monaco EVK board additional mezzanine boards can be
>> stacked in future.
>>
>> Add support for the following components :
>>   - GPI (Generic Peripheral Interface) and QUPv3-0/1
>>     controllers to facilitate DMA and peripheral communication.
>>   - TCA9534 I/O expander via I2C to provide 8 additional GPIO
>>     lines for extended I/O functionality.
>>   - USB1 controller in device mode to support USB peripheral
>>     operations.
> 
> Is it actually peripheral-only?
> 
>>   - Remoteproc subsystems for supported DSPs such as Audio DSP,
>>     Compute DSP and Generic DSP, along with their corresponding
>>     firmware.
>>   - Configure nvmem-layout on the I2C EEPROM to store data for Ethernet
>>     and other consumers.
>>   - QCA8081 2.5G Ethernet PHY on port-0 and expose the
>>     Ethernet MAC address via nvmem for network configuration.
>>     It depends on CONFIG_QCA808X_PHY to use QCA8081 PHY.
>>   - Support for the Iris video decoder, including the required
>>     firmware, to enable video decoding capabilities.
> 
> I don't see firmware being declared here.

It would pick the default firmware from driver monaco platform data.
> 
>>
>> Co-developed-by: Rakesh Kota <rakesh.kota@....qualcomm.com>
>> Signed-off-by: Rakesh Kota <rakesh.kota@....qualcomm.com>
>> Co-developed-by: Nirmesh Kumar Singh <quic_nkumarsi@...cinc.com>
>> Signed-off-by: Nirmesh Kumar Singh <quic_nkumarsi@...cinc.com>
>> Co-developed-by: Viken Dadhaniya <viken.dadhaniya@....qualcomm.com>
>> Signed-off-by: Viken Dadhaniya <viken.dadhaniya@....qualcomm.com>
>> Co-developed-by: Mohd Ayaan Anwar <quic_mohdayaa@...cinc.com>
>> Signed-off-by: Mohd Ayaan Anwar <quic_mohdayaa@...cinc.com>
>> Co-developed-by: Arun Khannna <quic_arkhanna@...cinc.com>
>> Signed-off-by: Arun Khannna <quic_arkhanna@...cinc.com>
>> Co-developed-by: Monish Chunara <quic_mchunara@...cinc.com>
>> Signed-off-by: Monish Chunara <quic_mchunara@...cinc.com>
>> Co-developed-by: Vikash Garodia <quic_vgarodia@...cinc.com>
>> Signed-off-by: Vikash Garodia <quic_vgarodia@...cinc.com>
>> Co-developed-by: Swati Agarwal <swati.agarwal@....qualcomm.com>
>> Signed-off-by: Swati Agarwal <swati.agarwal@....qualcomm.com>
>> Signed-off-by: Umang Chheda <umang.chheda@....qualcomm.com>
>> ---
>>  arch/arm64/boot/dts/qcom/Makefile       |   1 +
>>  arch/arm64/boot/dts/qcom/monaco-evk.dts | 463 ++++++++++++++++++++++++
>>  2 files changed, 464 insertions(+)
>>  create mode 100644 arch/arm64/boot/dts/qcom/monaco-evk.dts
>>
>