linux-kernel - Re: [PATCH v7 2/2] arm64: dts: qcom: talos-evk: Add support for QCS615 talos evk board

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Message-ID: <2e0a7e3e-eb20-449a-84a5-6d4e2f147ef9@gmail.com>
Date: Mon, 24 Nov 2025 10:37:36 +0530
From: tessolveupstream@...il.com
To: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
Cc: andersson@...nel.org, konradybcio@...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
Subject: Re: [PATCH v7 2/2] arm64: dts: qcom: talos-evk: Add support for
 QCS615 talos evk board



On 21-11-2025 22:16, Dmitry Baryshkov wrote:
> On Thu, Nov 20, 2025 at 01:02:39PM +0530, tessolveupstream@...il.com wrote:
>>
>>
>> On 19-11-2025 15:55, Dmitry Baryshkov wrote:
>>> On Tue, Nov 18, 2025 at 06:38:14PM +0530, Sudarshan Shetty wrote:
>>>> Add the device tree for the QCS615-based Talos EVK platform. The
>>>> platform is composed of a System-on-Module following the SMARC
>>>> standard, and a Carrier Board.
>>>>
>>>> The Carrier Board supports several display configurations, HDMI and
>>>> LVDS. Both configurations use the same base hardware, with the display
>>>> selection controlled by a DIP switch.
>>>>
>>>> To avoid duplication, use an include file, talos-evk-cb.dtsi, which
>>>> defines the interfaces and peripherals common to both display
>>>> variants. Two additional DTs (e.g. talos-evk and talos-evk-lvds)
>>>> can describe the selected display configuration.
>>>>
>>>> The initial device tree includes support for:
>>>> - CPU and memory
>>>> - UART
>>>> - GPIOs
>>>> - Regulators
>>>> - PMIC
>>>> - Early console
>>>> - AT24MAC602 EEPROM
>>>> - MCP2515 SPI to CAN
>>>> - ADV7535 DSI-to-HDMI bridge
>>>> - DisplayPort interface
>>>
>>> You got the question for v6, responded there but didn't update commit
>>> message. What is not enabled here? E.g. why isn't venus enabled?
>>
>> In earlier patch, we have added 'Wi-Fi/BT and ethernet is not 
>> supported'as a commit message. Later,based on 
>> Krzysztof Kozlowski’s review comments, we removed the same. 
>> Please find the below review comment for your reference.
>> https://lore.kernel.org/all/20251028053248.723560-1-tessolveupstream@gmail.com/T/#mda58996a7abac13780f8ce2cd49b84c32d4c50a6
>>
>> We are not clear whether 'Wi-Fi/BT and ethernet is not supported'
>> should be added back to the commit message or not. 
>> Could you please confirm your preference?
> 
> If you are unsure, you can add this info to the cover letter. Or you can
> write something like 'Ethernet and WiFi/BT are not (yet) supported.'.

Okay, we will add the info 'Ethernet and WiFi/BT are not (yet) 
supported' to the cover letter.
> 
>>
>> Venus is enabled in this patch.
> 
> Ack, excuse me.
> 
>>>
>>>> Signed-off-by: Sudarshan Shetty <tessolveupstream@...il.com>
>>>> ---
>>>>  arch/arm64/boot/dts/qcom/Makefile           |   1 +
>>>>  arch/arm64/boot/dts/qcom/talos-evk-cb.dtsi  |  56 +++
>>>>  arch/arm64/boot/dts/qcom/talos-evk-som.dtsi | 447 ++++++++++++++++++++
>>>>  arch/arm64/boot/dts/qcom/talos-evk.dts      |  94 ++++
>>>>  4 files changed, 598 insertions(+)
>>>>  create mode 100644 arch/arm64/boot/dts/qcom/talos-evk-cb.dtsi
>>>>  create mode 100644 arch/arm64/boot/dts/qcom/talos-evk-som.dtsi
>>>>  create mode 100644 arch/arm64/boot/dts/qcom/talos-evk.dts
>>>>
>>>
>>
>