drm/exynos: don't disable unused functions at init

Everything starts disabled so we don't really need to disable anything.

Signed-off-by: Gustavo Padovan <[e-mail]>
Reviewed-by: Joonyoung Shim <[e-mail]>
Tested-by: Tobias Jakobi <[e-mail]>
Signed-off-by: Inki Dae <[e-mail]>

drivers/gpu/drm/exynos/exynos_drm_fbdev.c

···
 
 	}
 
-	/* disable all the possible outputs/crtcs before entering KMS mode */
-	drm_helper_disable_unused_functions(dev);
-
 	ret = drm_fb_helper_initial_config(helper, PREFERRED_BPP);
 	if (ret < 0) {
 		DRM_ERROR("failed to set up hw configuration.\n");