linux-kernel - Re: [PATCH v5 0/2] Add Qualcomm Technologies, Inc. Talos EVK SMARC support

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Message-ID: <7tk2hd5qursarvomuwe7yt574vmjixh23zz3iw6nzpzm6x7jlj@7q2vlik3t2h6>
Date: Wed, 5 Nov 2025 16:53:12 +0200
From: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
To: Tessolve Upstream <tessolveupstream@...il.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 v5 0/2] Add Qualcomm Technologies, Inc. Talos EVK SMARC
 support

On Wed, Nov 05, 2025 at 06:27:42PM +0530, Tessolve Upstream wrote:
> 
> 
> On 05/11/25 06:35, Dmitry Baryshkov wrote:
> > On Tue, Nov 04, 2025 at 06:21:24PM +0530, Sudarshan Shetty wrote:
> >> Hi all,
> >>
> >> This patch series adds device tree binding and board support for the
> >> Qualcomm Technologies, Inc. Talos EVK SMARC platform based on the
> >> QCS615 SoC.
> >>
> >> The first patch introduces the DT binding entry for the Talos EVK
> >> SMARC board, and the second patch adds the corresponding DTS
> >> files for the platform.
> >>
> >> Note:
> >> USB(usb_1_dwc3) supports host-only mode based on the switch SW1 on
> >> the SoM, which is purely a hardware controlled as USB-ID and USB-VBUS
> >> is not connected the switching cannot be handled from SW.
> >> Hence from SW Host-only mode is supported on Linux boot up.
> >>
> >> Changes in v5:
> >>  - Updated commit message. (suggested by Krzysztof)
> >>  - Introduced generic node name for can, dp, hdmi-bridge. (suggested by
> >>    Krzysztof)
> >>  - Introduced talos-evk-cb.dtsi, which has common carrier board
> >>    interfaces.
> > 
> > Common between what?
> 
> Introduced talos-evk-cb.dtsi to define carrier board–specific interfaces
> common to both HDMI and LVDS top-level DTS variants.

Are those two different carrier boards? Is it a single carrier board
with mezzanines? With extension boards? With a DIP switch?

-- 
With best wishes
Dmitry