ARM: dts: exynos: add ports in HDMI bridge in Exynos4412 Midas

The SII9234 HDMI bridge expects ports property:

exynos4412-i9305.dtb: hdmi-bridge@39: 'ports' is a required property
exynos4412-i9305.dtb: hdmi-bridge@39: 'port' does not match any of the regexes: 'pinctrl-[0-9]+'

Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Krzysztof Kozlowski <[e-mail]>
Tested-by: Henrik Grimler <[e-mail]>

arch/arm/boot/dts/exynos4412-midas.dtsi

···
 			interrupts = <5 IRQ_TYPE_LEVEL_HIGH>;
 			reg = <0x39>;
 
-			port {
-				mhl_to_hdmi: endpoint {
-					remote-endpoint = <&hdmi_to_mhl>;
+			ports {
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				port@0 {
+					reg = <0>;
+
+					mhl_to_hdmi: endpoint {
+						remote-endpoint = <&hdmi_to_mhl>;
+					};
 				};
 			};
 		};