Re: [PATCH v2 2/2] arm64: dts: qcom: Enable USB controllers for QCS8300

[Krishna Kurapati]

On 10/26/2024 11:06 PM, Dmitry Baryshkov wrote:
> On Fri, Oct 11, 2024 at 01:16:19PM +0530, Krishna Kurapati wrote:
> > Enable primary USB controller on QCS8300 Ride platform. The primary USB
> > controller is made "peripheral", as this is intended to be connected to
> > a host for debugging use cases.
> >
> > Signed-off-by: Krishna Kurapati <quic_kriskura@xxxxxxxxxxx>
> > ---
> >   arch/arm64/boot/dts/qcom/qcs8300-ride.dts | 23 +++++++++++++++++++++++
> >   1 file changed, 23 insertions(+)
> >
> > diff --git a/arch/arm64/boot/dts/qcom/qcs8300-ride.dts b/arch/arm64/boot/dts/qcom/qcs8300-ride.dts
> > index 7eed19a694c3..3e925228379c 100644
> > --- a/arch/arm64/boot/dts/qcom/qcs8300-ride.dts
> > +++ b/arch/arm64/boot/dts/qcom/qcs8300-ride.dts
> > @@ -265,3 +265,26 @@ &ufs_mem_phy {
> >   	vdda-pll-supply = <&vreg_l5a>;
> >   	status = "okay";
> >   };
> > +
> > +&usb_1_hsphy {
> > +	vdda-pll-supply = <&vreg_l7a>;
> > +	vdda18-supply = <&vreg_l7c>;
> > +	vdda33-supply = <&vreg_l9a>;
> > +
> > +	status = "okay";
> > +};
> > +
> > +&usb_qmpphy {
> > +	vdda-phy-supply = <&vreg_l7a>;
> > +	vdda-pll-supply = <&vreg_l5a>;
> > +
> > +	status = "okay";
> > +};
> > +
> > +&usb_1 {
> > +	status = "okay";
> > +};
> > +
> > +&usb_1_dwc3 {
> > +	dr_mode = "peripheral";
> > +};
>
> So, can it be used as a USB host controller / connector? What needs to
> be done in such a case?
Adding vbus boost pinctrl and changing dr_mode to host must be enough 
for this case.

Regards,
Krishna,