Re: [PATCH 2/2] arm64: dts: qcom: qcs6490-rb3gen2-vision-mezzanine: Add model string

[Dmitry Baryshkov]

On Mon, Mar 09, 2026 at 05:49:36PM +0530, Umang Chheda wrote:
> The RB3 Gen2 Vision mezzanine DT file lacks a "model" property,
> resulting in the hardware always being reported as "Robotics RB3gen2".
> This prevents applications and user-space tooling from distinguishing
> the Vision mezzanine Kit from other RB3Gen2 variants.
> 
> To ensure consistent identification across all RB3 Gen2 mezzanines,
> add the appropriate model string.

The model is not supposed to be used for identification. If anything, it
should be compatibles, identifying the device. However, there is again a
quesiton of having a device with both mezzanines at the same time.

> 
> Signed-off-by: Umang Chheda <umang.chheda@xxxxxxxxxxxxxxxx>
> ---
>  .../arm64/boot/dts/qcom/qcs6490-rb3gen2-vision-mezzanine.dtso | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2-vision-mezzanine.dtso b/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2-vision-mezzanine.dtso
> index b9e4a5214f70..879d5d853bea 100644
> --- a/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2-vision-mezzanine.dtso
> +++ b/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2-vision-mezzanine.dtso
> @@ -13,6 +13,10 @@
>  #include <dt-bindings/clock/qcom,camcc-sc7280.h>
>  #include <dt-bindings/gpio/gpio.h>
> 
> +&{/} {
> +	model = "Qualcomm Technologies, Inc. QCS6490 RB3gen2 Vision Mezzanine";
> +};
> +
>  &camss {
>  	vdda-phy-supply = <&vreg_l10c_0p88>;
>  	vdda-pll-supply = <&vreg_l6b_1p2>;
> --
> 2.34.1
> 

-- 
With best wishes
Dmitry