adv7511 driver adv7630

Hi

  now I want to show the same vedio on  HDMI and DVI  screen,but the fpga  using     pins   is no more for two adv7511,so  I want to use ADV7511 to driver adv7630 for HDMI and DVI。

  the idea is good?  or have you other better  idea for this? please tell me ,thank you!