arm64: dts: renesas: salvator-common: enable usb3_phy0 node

This patch enables usb3_phy0 node for Salvator-X[S].
Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

arch/arm64/boot/dts/renesas/salvator-common.dtsi

@@ -648,6 +648,10 @@ &ssi1 {
 	shared-pin;
 };
 
+&usb_extal_clk {
+	clock-frequency = <50000000>;
+};
+
 &usb2_phy0 {
 	pinctrl-0 = <&usb0_pins>;
 	pinctrl-names = "default";
@@ -663,6 +667,14 @@ &usb2_phy1 {
 	status = "okay";
 };
 
+&usb3_phy0 {
+	status = "okay";
+};
+
+&usb3s0_clk {
+	clock-frequency = <100000000>;
+};
+
 &wdt0 {
 	timeout-sec = <60>;
 	status = "okay";