linux-kernel - [PATCH RFC 7/7] arm64: dts: qcom: sm8550-qrd: add pmic glink port/endpoints

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Message-Id: <20230601-topic-sm8550-upstream-type-c-v1-7-d4d97b4d8bab@linaro.org>
Date:   Thu, 01 Jun 2023 16:07:07 +0200
From:   Neil Armstrong <neil.armstrong@...aro.org>
To:     Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        Heikki Krogerus <heikki.krogerus@...ux.intel.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     Rob Herring <robh@...nel.org>, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-arm-msm@...r.kernel.org,
        linux-usb@...r.kernel.org,
        Neil Armstrong <neil.armstrong@...aro.org>
Subject: [PATCH RFC 7/7] arm64: dts: qcom: sm8550-qrd: add pmic glink
 port/endpoints

Add nodes to support Type-C USB/DP functionality.

On this platform, a Type-C redriver is added to the
SuperSpeed graph.

Signed-off-by: Neil Armstrong <neil.armstrong@...aro.org>
---
 arch/arm64/boot/dts/qcom/sm8550-qrd.dts | 99 ++++++++++++++++++++++++++++++++-
 1 file changed, 97 insertions(+), 2 deletions(-)

diff --git a/arch/arm64/boot/dts/qcom/sm8550-qrd.dts b/arch/arm64/boot/dts/qcom/sm8550-qrd.dts
index 8669d29144bb..edb31efa563a 100644
--- a/arch/arm64/boot/dts/qcom/sm8550-qrd.dts
+++ b/arch/arm64/boot/dts/qcom/sm8550-qrd.dts
@@ -64,6 +64,7 @@ connector@0 {
 			reg = <0>;
 			power-role = "dual";
 			data-role = "dual";
+			orientation-gpios = <&tlmm 11 GPIO_ACTIVE_HIGH>;
 
 			ports {
 				#address-cells = <1>;
@@ -81,7 +82,15 @@ port@1 {
 					reg = <1>;
 
 					pmic_glink_ss_in: endpoint {
-						remote-endpoint = <&usb_1_dwc3_ss>;
+						remote-endpoint = <&redriver_ss_out>;
+					};
+				};
+
+				port@2 {
+					reg = <2>;
+
+					pmic_glink_sbu: endpoint {
+						remote-endpoint = <&fsa4480_sbu_mux>;
 					};
 				};
 			};
@@ -420,6 +429,69 @@ vreg_l3g_1p2: ldo3 {
 	};
 };
 
+&i2c_master_hub_0 {
+	status = "okay";
+};
+
+&i2c_hub_2 {
+	status = "okay";
+
+	typec-mux@1c {
+		compatible = "onnn,nb7vpq904m";
+		reg = <0x1c>;
+
+		vcc-supply = <&vreg_l15b_1p8>;
+
+		mode-switch;
+		orientation-switch;
+
+		ports {
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			port@0 {
+				reg = <0>;
+
+				redriver_ss_out: endpoint {
+					remote-endpoint = <&pmic_glink_ss_in>;
+				};
+			};
+
+			port@1 {
+				reg = <1>;
+
+				redriver_ss_in: endpoint {
+					data-lanes = <2 3 0 1>;
+					remote-endpoint = <&usb_dp_qmpphy_out>;
+				};
+			};
+		};
+	};
+
+	fsa4480@42 {
+		compatible = "fcs,fsa4480";
+		reg = <0x42>;
+
+		vcc-supply = <&vreg_bob1>;
+
+		mode-switch;
+		orientation-switch;
+
+		ports {
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			port@0 {
+				reg = <0>;
+
+				fsa4480_sbu_mux: endpoint {
+					remote-endpoint = <&pmic_glink_sbu>;
+				};
+			};
+		};
+	};
+};
+
 &gcc {
 	clocks = <&bi_tcxo_div2>, <&sleep_clk>,
 		 <&pcie0_phy>,
@@ -471,6 +543,15 @@ &mdss_dsi0_phy {
 	status = "okay";
 };
 
+&mdss_dp0 {
+	status = "okay";
+};
+
+&mdss_dp0_out {
+	data-lanes = <0 1>;
+	remote-endpoint = <&usb_dp_qmpphy_dp_in>;
+};
+
 &pcie_1_phy_aux_clk {
 	status = "disabled";
 };
@@ -650,7 +731,7 @@ &usb_1_dwc3_hs {
 };
 
 &usb_1_dwc3_ss {
-	remote-endpoint = <&pmic_glink_ss_in>;
+	remote-endpoint = <&usb_dp_qmpphy_usb_ss_in>;
 };
 
 &usb_1_hsphy {
@@ -666,9 +747,23 @@ &usb_dp_qmpphy {
 	vdda-phy-supply = <&vreg_l3e_1p2>;
 	vdda-pll-supply = <&vreg_l3f_0p88>;
 
+	orientation-switch;
+
 	status = "okay";
 };
 
+&usb_dp_qmpphy_dp_in {
+	remote-endpoint = <&mdss_dp0_out>;
+};
+
+&usb_dp_qmpphy_out {
+	remote-endpoint = <&redriver_ss_in>;
+};
+
+&usb_dp_qmpphy_usb_ss_in {
+	remote-endpoint = <&usb_1_dwc3_ss>;
+};
+
 &xo_board {
 	clock-frequency = <76800000>;
 };

-- 
2.34.1