linux-kernel - Re: [PATCH 2/2] arm64: dts: qcom: Add support for QCS615 talos evk board

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Message-ID: <887a6141-34a1-4a26-bc97-0bf16738442b@gmail.com>
Date: Mon, 15 Sep 2025 17:41:05 +0530
From: Tessolve Upstream <tessolveupstream@...il.com>
To: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
Cc: konradybcio@...nel.org, andersson@...nel.org, robh@...nel.org,
 krzk+dt@...nel.org, conor+dt@...nel.org, linux-arm-msm@...r.kernel.org,
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
 tingweiz@....qualcomm.com
Subject: Re: [PATCH 2/2] arm64: dts: qcom: Add support for QCS615 talos evk
 board



On 09/09/25 19:32, Dmitry Baryshkov wrote:
> On Tue, Sep 09, 2025 at 06:22:55PM +0530, Sudarshan Shetty wrote:
>> Introduce the device tree support for the QCS615-based talos-evk
>> platform, which follows the SMARC (Smart Mobility ARChitecture)
>> standard. The platform is composed of two main hardware
>> components: the IQ-QCS615-SOM and the talos-evk carrier board.
>>
>> The IQ-QCS615-SOM is a compact System on Module that integrates the
>> QCS615 SoC, PMIC, and essential GPIO connectivity. It follows the
>> SMARC standard, which defines a modular form factor allowing the SoM
>> to be paired with different carrier boards for varied applications.
>>
>> The talos-evk is one such carrier board, designed for evaluation
>> and development purposes. It provides additional peripherals
>> such as UART, USB, and other interfaces to enable rapid
>> prototyping and hardware bring-up.
>>
>> This initial device tree provides the basic configuration needed
>> to boot the platform to a UART shell. Further patches will extend
>> support for additional peripherals and subsystems.
>>
>> The initial device tree includes basic support for:
>>
>> - CPU and memory
>>
>> - UART
>>
>> - GPIOs
>>
>> - Regulators
>>
>> - PMIC
>>
>> - Early console
>>
>> - AT24MAC602 EEPROM
>>
>> - MCP2515 SPI to CAN
>>
>> Signed-off-by: Sudarshan Shetty <tessolveupstream@...il.com>
>> ---
>>
>> This series depend on the below patch changes
>> https://lore.kernel.org/linux-arm-msm/20250625063213.1416442-1-quic_ziyuzhan@quicinc.com/T/#t
>> https://lore.kernel.org/all/20241224-fix-board-clocks-v3-0-e9b08fbeadd3@linaro.org/
>> https://lore.kernel.org/linux-arm-msm/20250604-qcs615-sm6150-v1-0-2f01fd46c365@oss.qualcomm.com/T/#t
>> ---
>>  arch/arm64/boot/dts/qcom/Makefile        |   1 +
>>  arch/arm64/boot/dts/qcom/qcs615-som.dtsi | 414 +++++++++++++++++++++++
>>  arch/arm64/boot/dts/qcom/talos-evk.dts   |  42 +++
>>  3 files changed, 457 insertions(+)
>>  create mode 100644 arch/arm64/boot/dts/qcom/qcs615-som.dtsi
>>  create mode 100644 arch/arm64/boot/dts/qcom/talos-evk.dts
>>
>> diff --git a/arch/arm64/boot/dts/qcom/Makefile b/arch/arm64/boot/dts/qcom/Makefile
>> index 4bfa926b6a08..588dc55995c5 100644
>> --- a/arch/arm64/boot/dts/qcom/Makefile
>> +++ b/arch/arm64/boot/dts/qcom/Makefile
>> @@ -117,6 +117,7 @@ dtb-$(CONFIG_ARCH_QCOM)	+= qcm6490-shift-otter.dtb
>>  dtb-$(CONFIG_ARCH_QCOM)	+= qcs404-evb-1000.dtb
>>  dtb-$(CONFIG_ARCH_QCOM)	+= qcs404-evb-4000.dtb
>>  dtb-$(CONFIG_ARCH_QCOM)	+= qcs615-ride.dtb
>> +dtb-$(CONFIG_ARCH_QCOM)	+= talos-evk.dtb
>>  dtb-$(CONFIG_ARCH_QCOM)	+= qcs6490-rb3gen2.dtb
> 
> BTW, 'talos' > 'qsc6490'. I think the list is expected to be sorted.
Yes it is, Will sort it in v2 patch. Thanks
>