arm64: dts: rockchip: add rk356x dwc3 usb3 nodes

Add the dwc3 device nodes to the rk356x device trees.
The rk3566 has one usb2 capable dwc3 otg controller and one usb3 capable
dwc3 host controller.
The rk3568 has one usb3 capable dwc3 otg controller and one usb3 capable
dwc3 host controller.
Signed-off-by: Peter Geis <pgwipeout@gmail.com>
Tested-by: Frank Wunderlich <frank-w@public-files.de>
Link: https://lore.kernel.org/r/20220408151237.3165046-4-pgwipeout@gmail.comSigned-off-by: Heiko Stuebner <heiko@sntech.de>

arch/arm64/boot/dts/rockchip/rk3566.dtsi

@@ -6,6 +6,10 @@ / {
 	compatible = "rockchip,rk3566";
 };
 
+&pipegrf {
+	compatible = "rockchip,rk3566-pipe-grf", "syscon";
+};
+
 &power {
 	power-domain@RK3568_PD_PIPE {
 		reg = <RK3568_PD_PIPE>;
@@ -18,3 +22,10 @@ power-domain@RK3568_PD_PIPE {
 		#power-domain-cells = <0>;
 	};
 };
+
+&usb_host0_xhci {
+	phys = <&usb2phy0_otg>;
+	phy-names = "usb2-phy";
+	extcon = <&usb2phy0>;
+	maximum-speed = "high-speed";
+};

arch/arm64/boot/dts/rockchip/rk3568.dtsi

@@ -113,6 +113,10 @@ opp-1992000000 {
 	};
 };
 
+&pipegrf {
+	compatible = "rockchip,rk3568-pipe-grf", "syscon";
+};
+
 &power {
 	power-domain@RK3568_PD_PIPE {
 		reg = <RK3568_PD_PIPE>;
@@ -128,3 +132,8 @@ power-domain@RK3568_PD_PIPE {
 		#power-domain-cells = <0>;
 	};
 };
+
+&usb_host0_xhci {
+	phys = <&usb2phy0_otg>, <&combphy0 PHY_TYPE_USB3>;
+	phy-names = "usb2-phy", "usb3-phy";
+};

arch/arm64/boot/dts/rockchip/rk356x.dtsi

@@ -258,6 +258,40 @@ sata2: sata@fc800000 {
 		status = "disabled";
 	};
 
+	usb_host0_xhci: usb@fcc00000 {
+		compatible = "rockchip,rk3568-dwc3", "snps,dwc3";
+		reg = <0x0 0xfcc00000 0x0 0x400000>;
+		interrupts = <GIC_SPI 169 IRQ_TYPE_LEVEL_HIGH>;
+		clocks = <&cru CLK_USB3OTG0_REF>, <&cru CLK_USB3OTG0_SUSPEND>,
+			 <&cru ACLK_USB3OTG0>;
+		clock-names = "ref_clk", "suspend_clk",
+			      "bus_clk";
+		dr_mode = "host";
+		phy_type = "utmi_wide";
+		power-domains = <&power RK3568_PD_PIPE>;
+		resets = <&cru SRST_USB3OTG0>;
+		snps,dis_u2_susphy_quirk;
+		status = "disabled";
+	};
+
+	usb_host1_xhci: usb@fd000000 {
+		compatible = "rockchip,rk3568-dwc3", "snps,dwc3";
+		reg = <0x0 0xfd000000 0x0 0x400000>;
+		interrupts = <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>;
+		clocks = <&cru CLK_USB3OTG1_REF>, <&cru CLK_USB3OTG1_SUSPEND>,
+			 <&cru ACLK_USB3OTG1>;
+		clock-names = "ref_clk", "suspend_clk",
+			      "bus_clk";
+		dr_mode = "host";
+		phys = <&usb2phy0_host>, <&combphy1 PHY_TYPE_USB3>;
+		phy-names = "usb2-phy", "usb3-phy";
+		phy_type = "utmi_wide";
+		power-domains = <&power RK3568_PD_PIPE>;
+		resets = <&cru SRST_USB3OTG1>;
+		snps,dis_u2_susphy_quirk;
+		status = "disabled";
+	};
+
 	gic: interrupt-controller@fd400000 {
 		compatible = "arm,gic-v3";
 		reg = <0x0 0xfd400000 0 0x10000>, /* GICD */
@@ -325,7 +359,6 @@ pmu_io_domains: io-domains {
 	};
 
 	pipegrf: syscon@fdc50000 {
-		compatible = "rockchip,rk3568-pipe-grf", "syscon";
 		reg = <0x0 0xfdc50000 0x0 0x1000>;
 	};