ADV7612 I2S configuration

We design a HDMI encode board,Use ADV7612.

Now we start to debug: The video can work. But the audio can't work.

We use  AP0 as I2S_SD; SCLK/INT2 as I2S_BCLK; AP5as I2S_LRCLK.

We want  know how to config them.