eng_crtc2_set_timing
head1_set_timing = (crtc_set_timing) eng_crtc2_set_timing;
head2_set_timing = (crtc_set_timing) eng_crtc2_set_timing;
status_t eng_crtc2_set_timing(display_mode target);
head1_set_timing = (crtc_set_timing) eng_crtc2_set_timing;
head2_set_timing = (crtc_set_timing) eng_crtc2_set_timing;
status_t eng_crtc2_set_timing(display_mode target);