Re: [PATCH 3/3] arm64: dts: qcom: eliza-mtp: Enable USB and ADSP support

[Alexander Koskovich <akoskovich@pm.me>]

On Tue, Mar 31, 2026 at 01:37:24PM +0300, Abel Vesa wrote:
> The Eliza MTP features a single USB Type-C port. Its USB 2.0 lines are
> routed through an eUSB2 repeater provided by the PM7750BA PMIC.
> 
> Describe the port and repeater, and enable the USB controller and PHYs.
> 
> Also specify the ADSP firmware and enable the remoteproc.
> 
> Signed-off-by: Abel Vesa <abel.vesa@oss.qualcomm.com>
> ---
>  arch/arm64/boot/dts/qcom/eliza-mtp.dts | 83 ++++++++++++++++++++++++++++++++++
>  1 file changed, 83 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/eliza-mtp.dts b/arch/arm64/boot/dts/qcom/eliza-mtp.dts
> index 90f629800cb0..c31f00e36eee 100644
> --- a/arch/arm64/boot/dts/qcom/eliza-mtp.dts
> +++ b/arch/arm64/boot/dts/qcom/eliza-mtp.dts
> @@ -6,9 +6,12 @@
>  /dts-v1/;
...
>  
> +&usb_hsphy {
> +	vdd-supply = <&vreg_l2b>;

Shouldn't this be l7k? Looking at kera-usb.dtsi I see the vdd-supply for
eusb2_phy0 as l7k. I don't see this being overriden by anything else
downstream either.

Just bringing it up since I copied this part for another Eliza platform
(USB 2 only) and USB failed until I fixed this supply.

> +	vdda12-supply = <&vreg_l4b>;
> +
> +	phys = <&pm7550ba_eusb2_repeater>;
> +
> +	status = "okay";
> +};
> 
> -- 
> 2.48.1
>