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/20230120155404.323386-6-krzysztof.kozlowski@linaro.org
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Tested-by: Henrik Grimler <henrik@grimler.se>
 
                        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>;
+                                       };
                                };
                        };
                };