Re: [PATCH v10 3/3] arm64: dts: qcom: sm8750: Add USB support for SM8750 MTP platform

On 10/31/2025 8:14 PM, Dmitry Baryshkov wrote:

On Fri, Oct 31, 2025 at 06:03:54PM +0530, Krishna Kurapati wrote:

quoted

From: Wesley Cheng <redacted>

Enable USB support on SM8750 QRD variant. Add the PMIC glink node with
connector to enable role switch support.

Subject speaks about MTP.

My bad. Will fix it up.

Regards,
Krishna,

quoted

Signed-off-by: Wesley Cheng <redacted>
[Konrad: Provided diff to flatten USB node on MTP]
Signed-off-by: Konrad Dybcio <redacted>
Co-developed-by: Jishnu Prakash <redacted>
Signed-off-by: Jishnu Prakash <redacted>
Signed-off-by: Krishna Kurapati <redacted>
---
  arch/arm64/boot/dts/qcom/sm8750-qrd.dts | 73 +++++++++++++++++++++++++
  1 file changed, 73 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sm8750-qrd.dts b/arch/arm64/boot/dts/qcom/sm8750-qrd.dts
index 13c7b9664c89..c545695751db 100644
--- a/arch/arm64/boot/dts/qcom/sm8750-qrd.dts
+++ b/arch/arm64/boot/dts/qcom/sm8750-qrd.dts

@@ -193,6 +193,51 @@ platform {
  		};
  	};
  
+	pmic-glink {
+		compatible = "qcom,sm8750-pmic-glink",
+			     "qcom,sm8550-pmic-glink",
+			     "qcom,pmic-glink";
+		#address-cells = <1>;
+		#size-cells = <0>;
+		orientation-gpios = <&tlmm 61 GPIO_ACTIVE_HIGH>;
+
+		connector@0 {
+			compatible = "usb-c-connector";
+			reg = <0>;
+
+			power-role = "dual";
+			data-role = "dual";
+
+			ports {
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				port@0 {
+					reg = <0>;
+
+					pmic_glink_hs_in: endpoint {
+						remote-endpoint = <&usb_dwc3_hs>;
+					};
+				};
+
+				port@1 {
+					reg = <1>;
+
+					pmic_glink_ss_in: endpoint {
+						remote-endpoint = <&usb_dp_qmpphy_out>;
+					};
+				};
+
+				port@2 {
+					reg = <2>;
+
+					pmic_glink_sbu: endpoint {
+					};
+				};
+			};
+		};
+	};
+
  	vph_pwr: vph-pwr-regulator {
  		compatible = "regulator-fixed";
  

@@ -1054,3 +1099,31 @@ &ufs_mem_hc {
  
  	status = "okay";
  };
+
+&usb {
+	status = "okay";
+};
+
+&usb_dwc3_hs {
+	remote-endpoint = <&pmic_glink_hs_in>;
+};
+
+&usb_hsphy {
+	vdd-supply = <&vreg_l2d_0p88>;
+	vdda12-supply = <&vreg_l3g_1p2>;
+
+	phys = <&pmih0108_eusb2_repeater>;
+
+	status = "okay";
+};
+
+&usb_dp_qmpphy {
+	vdda-phy-supply = <&vreg_l3g_1p2>;
+	vdda-pll-supply = <&vreg_l2d_0p88>;
+
+	status = "okay";
+};
+
+&usb_dp_qmpphy_out {
+	remote-endpoint = <&pmic_glink_ss_in>;
+};

usb_dp < usb_hsphy

quoted

-- 
2.34.1