If drm bind takes too long when entering the kernel, for example, retry reading edid. When the clock is not enabled, it will closed by rockchip_clocks_loader_unprotect(). Therefore, if the uboot logo is displayed, hdmi needs to enable hdmiphy pll when hdmi bind. Signed-off-by: Algea Cao <algea.cao@rock-chips.com> Change-Id: I908f3f23bd60535d01399c972ae0942e6abe3dd4