Revert "drm/vc4: Force HDMI to connected."

Now that we have the HDMI HPD GPIOs correctly identified in the DT, we
should be able to successfully detect HDMI.

This reverts commit fbec01e.

Signed-off-by: Eric Anholt <[email protected]>

Author: anholt

drivers/gpu/drm/vc4/vc4_hdmi.c

@@ -166,8 +166,6 @@ vc4_hdmi_connector_detect(struct drm_connector *connector, bool force)
 	struct drm_device *dev = connector->dev;
 	struct vc4_dev *vc4 = to_vc4_dev(dev);
 
-	return connector_status_connected;
-
 	if (vc4->hdmi->hpd_gpio) {
 		if (gpio_get_value_cansleep(vc4->hdmi->hpd_gpio) ^
 		    vc4->hdmi->hpd_active_low)