linux-kernel - [PATCH 6/7] arm64: dts: qcom: sm8550-mtp: add pmic glink node

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Date:   Mon, 30 Jan 2023 10:54:37 +0100
From:   Neil Armstrong <neil.armstrong@...aro.org>
To:     Heikki Krogerus <heikki.krogerus@...ux.intel.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will@...nel.org>
Cc:     linux-kernel@...r.kernel.org, linux-usb@...r.kernel.org,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        Neil Armstrong <neil.armstrong@...aro.org>
Subject: [PATCH 6/7] arm64: dts: qcom: sm8550-mtp: add pmic glink node

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

Signed-off-by: Neil Armstrong <neil.armstrong@...aro.org>
---
 arch/arm64/boot/dts/qcom/sm8550-mtp.dts | 34 ++++++++++++++++++++++++++++++++-
 1 file changed, 33 insertions(+), 1 deletion(-)

diff --git a/arch/arm64/boot/dts/qcom/sm8550-mtp.dts b/arch/arm64/boot/dts/qcom/sm8550-mtp.dts
index 725d3bc3ee72..f054c11fe1f6 100644
--- a/arch/arm64/boot/dts/qcom/sm8550-mtp.dts
+++ b/arch/arm64/boot/dts/qcom/sm8550-mtp.dts
@@ -27,6 +27,31 @@ chosen {
 		stdout-path = "serial0:115200n8";
 	};
 
+	pmic-glink {
+		compatible = "qcom,sm8450-pmic-glink", "qcom,pmic-glink";
+
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		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_dwc3_in: endpoint {
+						remote-endpoint = <&usb_1_dwc3_out>;
+					};
+				};
+			};
+		};
+	};
+
 	vph_pwr: vph-pwr-regulator {
 		compatible = "regulator-fixed";
 		regulator-name = "vph_pwr";
@@ -546,7 +571,14 @@ &usb_1 {
 };
 
 &usb_1_dwc3 {
-	dr_mode = "peripheral";
+	dr_mode = "otg";
+	usb-role-switch;
+
+	port {
+		usb_1_dwc3_out: endpoint {
+		      remote-endpoint = <&pmic_glink_dwc3_in>;
+	      };
+	};
 };
 
 &usb_1_hsphy {

-- 
2.34.1