Re: [PATCH v2 3/4] arm64: dts: qcom: talos: Add Talos Lyra EVK board

[Dmitry Baryshkov]

On Mon, Oct 12, 2026 at 11:46:28AM +0530, Ruchira Revdekar wrote:
> From: Avaneesh Kumar Dwivedi <avaneesh.dwivedi@xxxxxxxxxxxxxxxx>
> 
> Add the device tree for the Talos Lyra EVK platform which combines
> the Talos Lyra EVK SoM and Lyra carrier board.
> 
> This device tree adds board-specific peripheral configuration on top
> of the SoM, including:
> 
> - Native DisplayPort output
> - GPIO expanders on i2c5
> - SPI-attached TPM (ST33)
> - USB host and peripheral controllers
> - Power and reset keys
> 
> Co-developed-by: Akash Kumar <akakum@xxxxxxxxxxxxxxxx>
> Signed-off-by: Akash Kumar <akakum@xxxxxxxxxxxxxxxx>
> Co-developed-by: Khalid Faisal Ansari <khalid.ansari@xxxxxxxxxxxxxxxx>
> Signed-off-by: Khalid Faisal Ansari <khalid.ansari@xxxxxxxxxxxxxxxx>
> Co-developed-by: Vishnu Santhosh <vishnu.santhosh@xxxxxxxxxxxxxxxx>
> Signed-off-by: Vishnu Santhosh <vishnu.santhosh@xxxxxxxxxxxxxxxx>
> Co-developed-by: Vishnu Saini <vishsain@xxxxxxxxxxxxxxxx>
> Signed-off-by: Vishnu Saini <vishsain@xxxxxxxxxxxxxxxx>
> Tested-by: Nirmesh Kumar Singh <nirmesh.singh@xxxxxxxxxxxxxxxx>
> Signed-off-by: Avaneesh Kumar Dwivedi <avaneesh.dwivedi@xxxxxxxxxxxxxxxx>
> Signed-off-by: Ruchira Revdekar <ruchira.revdekar@xxxxxxxxxxxxxxxx>
> ---
>  arch/arm64/boot/dts/qcom/Makefile           |   1 +
>  arch/arm64/boot/dts/qcom/talos-lyra-evk.dts | 137 ++++++++++++++++++++++++++++
>  2 files changed, 138 insertions(+)
> 
> +
> +&usb_1_hsphy {
> +	vdd-supply = <&vreg_l5a>;
> +	vdda-pll-supply = <&vreg_l12a>;
> +	vdda-phy-dpdm-supply = <&vreg_l13a>;

Also, forgot to ask in the first review. Are all the USB supplies routed
on the SoM or on the carrier board?

> +
> +	status = "okay";
> +};
> +

[...]

> +
> +&usb_2_hsphy {
> +	vdd-supply = <&vreg_l5a>;
> +	vdda-pll-supply = <&vreg_l12a>;
> +	vdda-phy-dpdm-supply = <&vreg_l13a>;
> +
> +	status = "okay";
> +};
> +
> +&usb_qmpphy {
> +	vdda-phy-supply = <&vreg_l5a>;
> +	vdda-pll-supply = <&vreg_l12a>;
> +
> +	status = "okay";
> +};
> +
> +&usb_qmpphy_2 {
> +	vdda-phy-supply = <&vreg_l5a>;
> +	vdda-pll-supply = <&vreg_l12a>;
> +
> +	status = "okay";
> +};
> 
> -- 
> 2.43.0
> 

-- 
With best wishes
Dmitry