[PATCH 4/4] arm64: dts: rockchip: Add USB-C port details for rk3399 Firefly

Peter Robinson pbrobinson at gmail.com
Sun Jun 13 14:52:37 PDT 2021


Add the initial details for the USB-C port.

Signed-off-by: Peter Robinson <pbrobinson at gmail.com>
---
 .../boot/dts/rockchip/rk3399-firefly.dts      | 85 +++++++++++++++++++
 1 file changed, 85 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk3399-firefly.dts b/arch/arm64/boot/dts/rockchip/rk3399-firefly.dts
index e56d47040868..4a427beab1c7 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-firefly.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3399-firefly.dts
@@ -6,6 +6,7 @@
 /dts-v1/;
 #include <dt-bindings/input/linux-event-codes.h>
 #include <dt-bindings/pwm/pwm.h>
+#include <dt-bindings/usb/pd.h>
 #include "rk3399.dtsi"
 #include "rk3399-opp.dtsi"
 
@@ -220,6 +221,17 @@ vcc5v0_host: vcc5v0-host-regulator {
 		vin-supply = <&vcc_sys>;
 	};
 
+	vcc5v0_typec: vcc5v0-typec-regulator {
+		compatible = "regulator-fixed";
+		enable-active-high;
+		gpio = <&gpio1 RK_PA3 GPIO_ACTIVE_HIGH>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&vcc5v0_typec_en>;
+		regulator-name = "vcc5v0_typec";
+		regulator-always-on;
+		vin-supply = <&vcc_sys>;
+	};
+
 	vcc_sys: vcc-sys {
 		compatible = "regulator-fixed";
 		regulator-name = "vcc_sys";
@@ -551,6 +563,53 @@ accelerometer at 68 {
 		interrupt-parent = <&gpio1>;
 		interrupts = <RK_PC6 IRQ_TYPE_EDGE_RISING>;
 	};
+
+	fusb0: typec-portc at 22 {
+		compatible = "fcs,fusb302";
+		reg = <0x22>;
+		interrupt-parent = <&gpio1>;
+		interrupts = <RK_PA2 IRQ_TYPE_LEVEL_LOW>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&fusb0_int>;
+		vbus-supply = <&vcc5v0_typec>;
+		status = "okay";
+
+		connector {
+			compatible = "usb-c-connector";
+			data-role = "host";
+			label = "USB-C";
+			op-sink-microwatt = <1000000>;
+			power-role = "dual";
+			sink-pdos =
+				<PDO_FIXED(5000, 2500, PDO_FIXED_USB_COMM)>;
+			source-pdos =
+				<PDO_FIXED(5000, 1400, PDO_FIXED_USB_COMM)>;
+			try-power-role = "sink";
+
+			ports {
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				port at 0 {
+					reg = <0>;
+
+					usbc_hs: endpoint {
+						remote-endpoint =
+							<&u2phy0_typec_hs>;
+					};
+				};
+
+				port at 1 {
+					reg = <1>;
+
+					usbc_ss: endpoint {
+						remote-endpoint =
+							<&tcphy0_typec_ss>;
+					};
+				};
+			};
+		};
+	};
 };
 
 &i2s0 {
@@ -602,6 +661,12 @@ pwrbtn: pwrbtn {
 		};
 	};
 
+	fusb302x {
+		fusb0_int: fusb0-int {
+			rockchip,pins = <1 RK_PA2 RK_FUNC_GPIO &pcfg_pull_up>;
+		};
+	};
+
         ir {
                 ir_int: ir-int {
                         rockchip,pins = <0 RK_PA6 RK_FUNC_GPIO &pcfg_pull_none>;
@@ -660,6 +725,12 @@ wifi_enable_h: wifi-enable-h {
 		};
 	};
 
+	usb-typec {
+		vcc5v0_typec_en: vcc5v0_typec_en {
+			rockchip,pins = <1 RK_PA3 RK_FUNC_GPIO &pcfg_pull_up>;
+		};
+	};
+
 	usb2 {
 		vcc5v0_host_en: vcc5v0-host-en {
 			rockchip,pins = <1 RK_PA0 RK_FUNC_GPIO &pcfg_pull_none>;
@@ -753,6 +824,14 @@ &tcphy0 {
 	status = "okay";
 };
 
+&tcphy0_usb3 {
+	port {
+		tcphy0_typec_ss: endpoint {
+			remote-endpoint = <&usbc_ss>;
+		};
+	};
+};
+
 &tcphy1 {
 	status = "okay";
 };
@@ -776,6 +855,12 @@ u2phy0_host: host-port {
 		phy-supply = <&vcc5v0_host>;
 		status = "okay";
 	};
+
+	port {
+		u2phy0_typec_hs: endpoint {
+			remote-endpoint = <&usbc_hs>;
+		};
+	};
 };
 
 &u2phy1 {
-- 
2.31.1




More information about the Linux-rockchip mailing list