drm/panel: simple: Remove custom handling of orientation

Panel orientation is now handled by the drm_panel and
panel_bridge frameworks, so remove the custom handling.

Signed-off-by: Dave Stevenson <[email protected]>

Author: 6by9

drivers/gpu/drm/panel/panel-simple.c

@@ -112,8 +112,6 @@ struct panel_simple {
 	struct gpio_desc *hpd_gpio;
 
 	struct drm_display_mode override_mode;
-
-	enum drm_panel_orientation orientation;
 };
 
 static inline struct panel_simple *to_panel_simple(struct drm_panel *panel)
@@ -373,9 +371,6 @@ static int panel_simple_get_modes(struct drm_panel *panel,
 	/* add hard-coded panel modes */
 	num += panel_simple_get_non_edid_modes(p, connector);
 
-	/* set up connector's "panel orientation" property */
-	drm_connector_set_panel_orientation(connector, p->orientation);
-
 	return num;
 }
 
@@ -540,12 +535,6 @@ static int panel_simple_probe(struct device *dev, const struct panel_desc *desc)
 		return err;
 	}
 
-	err = of_drm_get_panel_orientation(dev->of_node, &panel->orientation);
-	if (err) {
-		dev_err(dev, "%pOF: failed to get orientation %d\n", dev->of_node, err);
-		return err;
-	}
-
 	ddc = of_parse_phandle(dev->of_node, "ddc-i2c-bus", 0);
 	if (ddc) {
 		panel->ddc = of_find_i2c_adapter_by_node(ddc);