[PATCH v3 11/12] arm64: dts: qcom: sm8550-mtp: add pmic glink node

Neil Armstrong neil.armstrong at linaro.org
Thu Mar 9 05:28:02 PST 2023


Add the pmic glink node linked with the DWC3 USB controller
switched to OTG mode and tagged with usb-role-switch.

Reviewed-by: Konrad Dybcio <konrad.dybcio at linaro.org>
Signed-off-by: Neil Armstrong <neil.armstrong at linaro.org>
---
 arch/arm64/boot/dts/qcom/sm8550-mtp.dts | 45 ++++++++++++++++++++++++++++++++-
 1 file changed, 44 insertions(+), 1 deletion(-)

diff --git a/arch/arm64/boot/dts/qcom/sm8550-mtp.dts b/arch/arm64/boot/dts/qcom/sm8550-mtp.dts
index 5db6e789e6b8..7b880cb7e022 100644
--- a/arch/arm64/boot/dts/qcom/sm8550-mtp.dts
+++ b/arch/arm64/boot/dts/qcom/sm8550-mtp.dts
@@ -27,6 +27,40 @@ chosen {
 		stdout-path = "serial0:115200n8";
 	};
 
+	pmic-glink {
+		compatible = "qcom,sm8550-pmic-glink", "qcom,pmic-glink";
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		connector at 0 {
+			compatible = "usb-c-connector";
+			reg = <0>;
+			power-role = "dual";
+			data-role = "dual";
+
+			ports {
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				port at 0 {
+					reg = <0>;
+
+					pmic_glink_hs_in: endpoint {
+						remote-endpoint = <&usb_1_dwc3_hs>;
+					};
+				};
+
+				port at 1 {
+					reg = <1>;
+
+					pmic_glink_ss_in: endpoint {
+						remote-endpoint = <&usb_1_dwc3_ss>;
+					};
+				};
+			};
+		};
+	};
+
 	vph_pwr: vph-pwr-regulator {
 		compatible = "regulator-fixed";
 		regulator-name = "vph_pwr";
@@ -546,7 +580,16 @@ &usb_1 {
 };
 
 &usb_1_dwc3 {
-	dr_mode = "peripheral";
+	dr_mode = "otg";
+	usb-role-switch;
+};
+
+&usb_1_dwc3_hs {
+	remote-endpoint = <&pmic_glink_hs_in>;
+};
+
+&usb_1_dwc3_ss {
+	remote-endpoint = <&pmic_glink_ss_in>;
 };
 
 &usb_1_hsphy {

-- 
2.34.1




More information about the linux-arm-kernel mailing list