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

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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,




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