arm64: dts: qcom: sc8280xp-crd: Introduce pmic_glink

The SC8280XP CRD control over battery management and its two USB Type-C
port using pmic_glink and two GPIO-based SBU muxes.

Enable the two DisplayPort instances, GPIO SBU mux instance and
pmic_glink with the two connectors on the CRD.

Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Bjorn Andersson <quic_bjorande@quicinc.com>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20230213215619.1362566-3-quic_bjorande@quicinc.com

2 files changed, 211 insertions, 2 deletions

diff --git a/arch/arm64/boot/dts/qcom/sc8280xp-crd.dts b/arch/arm64/boot/dts/qcom/sc8280xp-crd.dts
index 2179c06b4e3b..98a0f1f9f01e 100644
--- a/arch/arm64/boot/dts/qcom/sc8280xp-crd.dts
+++ b/arch/arm64/boot/dts/qcom/sc8280xp-crd.dts
@@ -36,6 +36,84 @@
 		stdout-path = "serial0:115200n8";
 	};
 
+	pmic-glink {
+		compatible = "qcom,sc8280xp-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_con0_hs: endpoint {
+						remote-endpoint = <&usb_0_role_switch>;
+					};
+				};
+
+				port@1 {
+					reg = <1>;
+
+					pmic_glink_con0_ss: endpoint {
+						remote-endpoint = <&mdss0_dp0_out>;
+					};
+				};
+
+				port@2 {
+					reg = <2>;
+
+					pmic_glink_con0_sbu: endpoint {
+						remote-endpoint = <&usb0_sbu_mux>;
+					};
+				};
+			};
+		};
+
+		connector@1 {
+			compatible = "usb-c-connector";
+			reg = <1>;
+			power-role = "dual";
+			data-role = "dual";
+
+			ports {
+				#address-cells = <1>;
+				#size-cells = <0>;
+				port@0 {
+					reg = <0>;
+
+					pmic_glink_con1_hs: endpoint {
+						remote-endpoint = <&usb_1_role_switch>;
+					};
+				};
+
+				port@1 {
+					reg = <1>;
+
+					pmic_glink_con1_ss: endpoint {
+						remote-endpoint = <&mdss0_dp1_out>;
+					};
+				};
+
+				port@2 {
+					reg = <2>;
+
+					pmic_glink_con1_sbu: endpoint {
+						remote-endpoint = <&usb1_sbu_mux>;
+					};
+				};
+			};
+		};
+	};
+
 	vreg_edp_3p3: regulator-edp-3p3 {
 		compatible = "regulator-fixed";
 
@@ -139,6 +217,46 @@
 			linux,cma-default;
 		};
 	};
+
+	usb0-sbu-mux {
+		compatible = "pericom,pi3usb102", "gpio-sbu-mux";
+
+		enable-gpios = <&tlmm 101 GPIO_ACTIVE_LOW>;
+		select-gpios = <&tlmm 164 GPIO_ACTIVE_HIGH>;
+
+		pinctrl-names = "default";
+		pinctrl-0 = <&usb0_sbu_default>;
+
+		mode-switch;
+		orientation-switch;
+		svid = /bits/ 16 <0xff01>;
+
+		port {
+			usb0_sbu_mux: endpoint {
+				remote-endpoint = <&pmic_glink_con0_sbu>;
+			};
+		};
+	};
+
+	usb1-sbu-mux {
+		compatible = "pericom,pi3usb102", "gpio-sbu-mux";
+
+		enable-gpios = <&tlmm 48 GPIO_ACTIVE_LOW>;
+		select-gpios = <&tlmm 47 GPIO_ACTIVE_HIGH>;
+
+		pinctrl-names = "default";
+		pinctrl-0 = <&usb1_sbu_default>;
+
+		mode-switch;
+		orientation-switch;
+		svid = /bits/ 16 <0xff01>;
+
+		port {
+			usb1_sbu_mux: endpoint {
+				remote-endpoint = <&pmic_glink_con1_sbu>;
+			};
+		};
+	};
 };
 
 &apps_rsc {
@@ -262,6 +380,24 @@
 	status = "okay";
 };
 
+&mdss0_dp0 {
+	status = "okay";
+};
+
+&mdss0_dp0_out {
+	data-lanes = <0 1>;
+	remote-endpoint = <&pmic_glink_con0_ss>;
+};
+
+&mdss0_dp1 {
+	status = "okay";
+};
+
+&mdss0_dp1_out {
+	data-lanes = <0 1>;
+	remote-endpoint = <&pmic_glink_con1_ss>;
+};
+
 &mdss0_dp3 {
 	compatible = "qcom,sc8280xp-edp";
 	/delete-property/ #sound-dai-cells;
@@ -480,7 +616,6 @@
 };
 
 &usb_0_dwc3 {
-	/* TODO: Define USB-C connector properly */
 	dr_mode = "host";
 };
 
@@ -499,12 +634,15 @@
 	status = "okay";
 };
 
+&usb_0_role_switch {
+	remote-endpoint = <&pmic_glink_con0_hs>;
+};
+
 &usb_1 {
 	status = "okay";
 };
 
 &usb_1_dwc3 {
-	/* TODO: Define USB-C connector properly */
 	dr_mode = "host";
 };
 
@@ -523,6 +661,10 @@
 	status = "okay";
 };
 
+&usb_1_role_switch {
+	remote-endpoint = <&pmic_glink_con1_hs>;
+};
+
 &xo_board_clk {
 	clock-frequency = <38400000>;
 };
@@ -709,4 +851,54 @@
 			drive-strength = <16>;
 		};
 	};
+
+	usb0_sbu_default: usb0-sbu-state {
+		oe-n-pins {
+			pins = "gpio101";
+			function = "gpio";
+			bias-disable;
+			drive-strengh = <16>;
+			output-high;
+		};
+
+		sel-pins {
+			pins = "gpio164";
+			function = "gpio";
+			bias-disable;
+			drive-strength = <16>;
+		};
+
+		mode-pins {
+			pins = "gpio167";
+			function = "gpio";
+			bias-disable;
+			drive-strength = <16>;
+			output-high;
+		};
+	};
+
+	usb1_sbu_default: usb1-sbu-state {
+		oe-n-pins {
+			pins = "gpio48";
+			function = "gpio";
+			bias-disable;
+			drive-strengh = <16>;
+			output-high;
+		};
+
+		sel-pins {
+			pins = "gpio47";
+			function = "gpio";
+			bias-disable;
+			drive-strength = <16>;
+		};
+
+		mode-pins {
+			pins = "gpio50";
+			function = "gpio";
+			bias-disable;
+			drive-strength = <16>;
+			output-high;
+		};
+	};
 };
diff --git a/arch/arm64/boot/dts/qcom/sc8280xp.dtsi b/arch/arm64/boot/dts/qcom/sc8280xp.dtsi
index 92d5b5e21e50..0d02599d8867 100644
--- a/arch/arm64/boot/dts/qcom/sc8280xp.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc8280xp.dtsi
@@ -3040,6 +3040,11 @@
 				iommus = <&apps_smmu 0x820 0x0>;
 				phys = <&usb_0_hsphy>, <&usb_0_qmpphy QMP_USB43DP_USB3_PHY>;
 				phy-names = "usb2-phy", "usb3-phy";
+
+				port {
+					usb_0_role_switch: endpoint {
+					};
+				};
 			};
 		};
 
@@ -3095,6 +3100,11 @@
 				iommus = <&apps_smmu 0x860 0x0>;
 				phys = <&usb_1_hsphy>, <&usb_1_qmpphy QMP_USB43DP_USB3_PHY>;
 				phy-names = "usb2-phy", "usb3-phy";
+
+				port {
+					usb_1_role_switch: endpoint {
+					};
+				};
 			};
 		};
 
@@ -3253,6 +3263,7 @@
 
 					port@0 {
 						reg = <0>;
+
 						mdss0_dp0_in: endpoint {
 							remote-endpoint = <&mdss0_intf0_out>;
 						};
@@ -3260,6 +3271,9 @@
 
 					port@1 {
 						reg = <1>;
+
+						mdss0_dp0_out: endpoint {
+						};
 					};
 				};
 
@@ -3335,6 +3349,9 @@
 
 					port@1 {
 						reg = <1>;
+
+						mdss0_dp1_out: endpoint {
+						};
 					};
 				};