Internal Used/Disable SEIKO RTC

arch/arm/boot/dts/imx6q-rom5420-b1.dts

Remove code as below

               i2c2@2 {
                       reg = <2>;
                       #address-cells = <1>;
                       #size-cells = <0>;

                       hdmi: edid@50 {
                               compatible = "fsl,imx6-hdmi-i2c";
                               reg = <0x50>;
                       };
               };
 
               i2c2@3 {
                       reg = <3>;
                       #address-cells = <1>;
                       #size-cells = <0>;

-                       s35390a@30 {
-                               compatible = "fsl,s35390a";
-                               reg = <0x30>;
-                       };
               };
       };