ARM: dts: exynos: use Exynos5420 dedicated USB2 PHY compatible

USB2.0 PHY in Exynos5420 differs from Exynos5250 variant a bit, so use the
recently introduced dedicated compatible for Exynos5420.
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Link: https://lore.kernel.org/r/20201120085637.7299-3-m.szyprowski@samsung.comSigned-off-by: Krzysztof Kozlowski <krzk@kernel.org>

arch/arm/boot/dts/exynos54xx.dtsi

@@ -188,7 +188,7 @@ usbhost2: usb@12110000 {
 			compatible = "samsung,exynos4210-ehci";
 			reg = <0x12110000 0x100>;
 			interrupts = <GIC_SPI 71 IRQ_TYPE_LEVEL_HIGH>;
-			phys = <&usb2_phy 1>;
+			phys = <&usb2_phy 0>;
 			phy-names = "host";
 		};
 
@@ -196,12 +196,12 @@ usbhost1: usb@12120000 {
 			compatible = "samsung,exynos4210-ohci";
 			reg = <0x12120000 0x100>;
 			interrupts = <GIC_SPI 71 IRQ_TYPE_LEVEL_HIGH>;
-			phys = <&usb2_phy 1>;
+			phys = <&usb2_phy 0>;
 			phy-names = "host";
 		};
 
 		usb2_phy: phy@12130000 {
-			compatible = "samsung,exynos5250-usb2-phy";
+			compatible = "samsung,exynos5420-usb2-phy";
 			reg = <0x12130000 0x100>;
 			#phy-cells = <1>;
 		};