diff --git a/drivers/gpu/drm/omapdrm/omap_crtc.c b/drivers/gpu/drm/omapdrm/omap_crtc.c
index 02075bf..b2ab2f5 100644
--- a/drivers/gpu/drm/omapdrm/omap_crtc.c
+++ b/drivers/gpu/drm/omapdrm/omap_crtc.c
@@ -94,6 +94,28 @@ uint32_t pipe2vbl(struct drm_crtc *crtc)
 static struct omap_crtc *omap_crtcs[8];
 
 /* we can probably ignore these until we support command-mode panels: */
+static int omap_crtc_connect(struct omap_overlay_manager *mgr,
+		struct omap_dss_output *dst)
+{
+	if (mgr->output)
+		return -EINVAL;
+
+	if ((mgr->supported_outputs & dst->id) == 0)
+		return -EINVAL;
+
+	dst->manager = mgr;
+	mgr->output = dst;
+
+	return 0;
+}
+
+static void omap_crtc_disconnect(struct omap_overlay_manager *mgr,
+		struct omap_dss_output *dst)
+{
+	mgr->output->manager = NULL;
+	mgr->output = NULL;
+}
+
 static void omap_crtc_start_update(struct omap_overlay_manager *mgr)
 {
 }
@@ -138,6 +160,8 @@ static void omap_crtc_unregister_framedone_handler(
 }
 
 static const struct dss_mgr_ops mgr_ops = {
+		.connect = omap_crtc_connect,
+		.disconnect = omap_crtc_disconnect,
 		.start_update = omap_crtc_start_update,
 		.enable = omap_crtc_enable,
 		.disable = omap_crtc_disable,
diff --git a/drivers/gpu/drm/omapdrm/omap_drv.c b/drivers/gpu/drm/omapdrm/omap_drv.c
index f8947f9..58bd259 100644
--- a/drivers/gpu/drm/omapdrm/omap_drv.c
+++ b/drivers/gpu/drm/omapdrm/omap_drv.c
@@ -97,6 +97,7 @@ static int omap_modeset_init(struct drm_device *dev)
 	int num_mgrs = dss_feat_get_num_mgrs();
 	int num_crtcs;
 	int i, id = 0;
+	int r;
 
 	omap_crtc_pre_init();
 
@@ -118,6 +119,7 @@ static int omap_modeset_init(struct drm_device *dev)
 		struct drm_connector *connector;
 		struct drm_encoder *encoder;
 		enum omap_channel channel;
+		struct omap_overlay_manager *mgr;
 
 		if (!dssdev->driver) {
 			dev_warn(dev->dev, "%s has no driver.. skipping it\n",
@@ -133,6 +135,13 @@ static int omap_modeset_init(struct drm_device *dev)
 			continue;
 		}
 
+		r = dssdev->driver->connect(dssdev);
+		if (r) {
+			dev_err(dev->dev, "could not connect display: %s\n",
+					dssdev->name);
+			continue;
+		}
+
 		encoder = omap_encoder_init(dev, dssdev);
 
 		if (!encoder) {
@@ -174,8 +183,9 @@ static int omap_modeset_init(struct drm_device *dev)
 		 * other possible channels to which the encoder can connect are
 		 * not considered.
 		 */
-		channel = dssdev->output->dispc_channel;
 
+		mgr = omapdss_find_mgr_from_display(dssdev);
+		channel = mgr->id;
 		/*
 		 * if this channel hasn't already been taken by a previously
 		 * allocated crtc, we create a new crtc for it
diff --git a/drivers/video/omap2/dss/apply.c b/drivers/video/omap2/dss/apply.c
index c844071..dbd3c2f 100644
--- a/drivers/video/omap2/dss/apply.c
+++ b/drivers/video/omap2/dss/apply.c
@@ -790,6 +790,18 @@ static void mgr_clear_shadow_dirty(struct omap_overlay_manager *mgr)
 	}
 }
 
+static int dss_mgr_connect_compat(struct omap_overlay_manager *mgr,
+		struct omap_dss_output *dst)
+{
+	return mgr->set_output(mgr, dst);
+}
+
+static void dss_mgr_disconnect_compat(struct omap_overlay_manager *mgr,
+		struct omap_dss_output *dst)
+{
+	mgr->unset_output(mgr);
+}
+
 static void dss_mgr_start_update_compat(struct omap_overlay_manager *mgr)
 {
 	struct mgr_priv_data *mp = get_mgr_priv(mgr);
@@ -1552,6 +1564,8 @@ static void dss_mgr_unregister_framedone_handler_compat(struct omap_overlay_mana
 }
 
 static const struct dss_mgr_ops apply_mgr_ops = {
+	.connect = dss_mgr_connect_compat,
+	.disconnect = dss_mgr_disconnect_compat,
 	.start_update = dss_mgr_start_update_compat,
 	.enable = dss_mgr_enable_compat,
 	.disable = dss_mgr_disable_compat,
diff --git a/drivers/video/omap2/dss/core.c b/drivers/video/omap2/dss/core.c
index 502ec1b..4bd8f79 100644
--- a/drivers/video/omap2/dss/core.c
+++ b/drivers/video/omap2/dss/core.c
@@ -371,6 +371,46 @@ static int dss_driver_remove(struct device *dev)
 	return 0;
 }
 
+static int omapdss_default_connect(struct omap_dss_device *dssdev)
+{
+	struct omap_dss_output *out;
+	struct omap_overlay_manager *mgr;
+	int r;
+
+	out = dssdev->output;
+
+	if (out == NULL)
+		return -ENODEV;
+
+	mgr = omap_dss_get_overlay_manager(out->dispc_channel);
+	if (!mgr)
+		return -ENODEV;
+
+	r = dss_mgr_connect(mgr, out);
+	if (r)
+		return r;
+
+	return 0;
+}
+
+static void omapdss_default_disconnect(struct omap_dss_device *dssdev)
+{
+	struct omap_dss_output *out;
+	struct omap_overlay_manager *mgr;
+
+	out = dssdev->output;
+
+	if (out == NULL)
+		return;
+
+	mgr = out->manager;
+
+	if (mgr == NULL)
+		return;
+
+	dss_mgr_disconnect(mgr, out);
+}
+
 int omap_dss_register_driver(struct omap_dss_driver *dssdriver)
 {
 	dssdriver->driver.bus = &dss_bus_type;
@@ -384,6 +424,10 @@ int omap_dss_register_driver(struct omap_dss_driver *dssdriver)
 			omapdss_default_get_recommended_bpp;
 	if (dssdriver->get_timings == NULL)
 		dssdriver->get_timings = omapdss_default_get_timings;
+	if (dssdriver->connect == NULL)
+		dssdriver->connect = omapdss_default_connect;
+	if (dssdriver->disconnect == NULL)
+		dssdriver->disconnect = omapdss_default_disconnect;
 
 	return driver_register(&dssdriver->driver);
 }
diff --git a/drivers/video/omap2/dss/display-sysfs.c b/drivers/video/omap2/dss/display-sysfs.c
index 18211a9..81d5dc6 100644
--- a/drivers/video/omap2/dss/display-sysfs.c
+++ b/drivers/video/omap2/dss/display-sysfs.c
@@ -33,9 +33,9 @@ static ssize_t display_enabled_show(struct device *dev,
 		struct device_attribute *attr, char *buf)
 {
 	struct omap_dss_device *dssdev = to_dss_device(dev);
-	bool enabled = dssdev->state != OMAP_DSS_DISPLAY_DISABLED;
 
-	return snprintf(buf, PAGE_SIZE, "%d\n", enabled);
+	return snprintf(buf, PAGE_SIZE, "%d\n",
+			omapdss_device_is_enabled(dssdev));
 }
 
 static ssize_t display_enabled_store(struct device *dev,
@@ -44,20 +44,24 @@ static ssize_t display_enabled_store(struct device *dev,
 {
 	struct omap_dss_device *dssdev = to_dss_device(dev);
 	int r;
-	bool enabled;
+	bool enable;
 
-	r = strtobool(buf, &enabled);
+	r = strtobool(buf, &enable);
 	if (r)
 		return r;
 
-	if (enabled != (dssdev->state != OMAP_DSS_DISPLAY_DISABLED)) {
-		if (enabled) {
-			r = dssdev->driver->enable(dssdev);
-			if (r)
-				return r;
-		} else {
-			dssdev->driver->disable(dssdev);
-		}
+	if (enable == omapdss_device_is_enabled(dssdev))
+		return size;
+
+	if (omapdss_device_is_connected(dssdev) == false)
+		return -ENODEV;
+
+	if (enable) {
+		r = dssdev->driver->enable(dssdev);
+		if (r)
+			return r;
+	} else {
+		dssdev->driver->disable(dssdev);
 	}
 
 	return size;
diff --git a/drivers/video/omap2/dss/manager-sysfs.c b/drivers/video/omap2/dss/manager-sysfs.c
index 72784b3..de7e7b5 100644
--- a/drivers/video/omap2/dss/manager-sysfs.c
+++ b/drivers/video/omap2/dss/manager-sysfs.c
@@ -50,6 +50,7 @@ static ssize_t manager_display_store(struct omap_overlay_manager *mgr,
 	int r = 0;
 	size_t len = size;
 	struct omap_dss_device *dssdev = NULL;
+	struct omap_dss_device *old_dssdev;
 
 	int match(struct omap_dss_device *dssdev, void *data)
 	{
@@ -66,34 +67,44 @@ static ssize_t manager_display_store(struct omap_overlay_manager *mgr,
 	if (len > 0 && dssdev == NULL)
 		return -EINVAL;
 
-	if (dssdev)
+	if (dssdev) {
 		DSSDBG("display %s found\n", dssdev->name);
 
-	if (mgr->output) {
-		r = mgr->unset_output(mgr);
-		if (r) {
-			DSSERR("failed to unset current output\n");
+		if (omapdss_device_is_connected(dssdev)) {
+			DSSERR("new display is already connected\n");
+			r = -EINVAL;
+			goto put_device;
+		}
+
+		if (omapdss_device_is_enabled(dssdev)) {
+			DSSERR("new display is not disabled\n");
+			r = -EINVAL;
 			goto put_device;
 		}
 	}
 
-	if (dssdev) {
-		struct omap_dss_output *out;
+	old_dssdev = mgr->get_device(mgr);
+	if (old_dssdev) {
+		if (omapdss_device_is_enabled(old_dssdev)) {
+			DSSERR("old display is not disabled\n");
+			r = -EINVAL;
+			goto put_device;
+		}
 
-		out = omapdss_find_output_from_display(dssdev);
+		old_dssdev->driver->disconnect(old_dssdev);
+	}
 
-		/*
-		 * a registered device should have an output connected to it
-		 * already
-		 */
-		if (!out) {
-			DSSERR("device has no output connected to it\n");
+	if (dssdev) {
+		r = dssdev->driver->connect(dssdev);
+		if (r) {
+			DSSERR("failed to connect new device\n");
 			goto put_device;
 		}
 
-		r = mgr->set_output(mgr, out);
-		if (r) {
-			DSSERR("failed to set manager output\n");
+		old_dssdev = mgr->get_device(mgr);
+		if (old_dssdev != dssdev) {
+			DSSERR("failed to connect device to this manager\n");
+			dssdev->driver->disconnect(dssdev);
 			goto put_device;
 		}
 
diff --git a/drivers/video/omap2/dss/output.c b/drivers/video/omap2/dss/output.c
index ab2c0f0..a53b08b 100644
--- a/drivers/video/omap2/dss/output.c
+++ b/drivers/video/omap2/dss/output.c
@@ -179,6 +179,20 @@ void dss_uninstall_mgr_ops(void)
 }
 EXPORT_SYMBOL(dss_uninstall_mgr_ops);
 
+int dss_mgr_connect(struct omap_overlay_manager *mgr,
+		struct omap_dss_output *dst)
+{
+	return dss_mgr_ops->connect(mgr, dst);
+}
+EXPORT_SYMBOL(dss_mgr_connect);
+
+void dss_mgr_disconnect(struct omap_overlay_manager *mgr,
+		struct omap_dss_output *dst)
+{
+	dss_mgr_ops->disconnect(mgr, dst);
+}
+EXPORT_SYMBOL(dss_mgr_disconnect);
+
 void dss_mgr_set_timings(struct omap_overlay_manager *mgr,
 		const struct omap_video_timings *timings)
 {
diff --git a/drivers/video/omap2/omapfb/omapfb-main.c b/drivers/video/omap2/omapfb/omapfb-main.c
index dd972c5..eacbafa 100644
--- a/drivers/video/omap2/omapfb/omapfb-main.c
+++ b/drivers/video/omap2/omapfb/omapfb-main.c
@@ -1853,6 +1853,8 @@ static void omapfb_free_resources(struct omapfb2_device *fbdev)
 		if (dssdev->state != OMAP_DSS_DISPLAY_DISABLED)
 			dssdev->driver->disable(dssdev);
 
+		dssdev->driver->disconnect(dssdev);
+
 		omap_dss_put_device(dssdev);
 	}
 
@@ -2363,22 +2365,23 @@ static int omapfb_init_connections(struct omapfb2_device *fbdev,
 	int i, r;
 	struct omap_overlay_manager *mgr;
 
+	r = def_dssdev->driver->connect(def_dssdev);
+	if (r) {
+		dev_err(fbdev->dev, "failed to connect default display\n");
+		return r;
+	}
+
 	for (i = 0; i < fbdev->num_displays; ++i) {
 		struct omap_dss_device *dssdev = fbdev->displays[i].dssdev;
-		struct omap_dss_output *out;
 
-		out = omapdss_find_output_from_display(dssdev);
-		if (!out)
+		if (dssdev == def_dssdev)
 			continue;
 
-		mgr = omap_dss_get_overlay_manager(out->dispc_channel);
-		if (!mgr)
-			continue;
-
-		if (mgr->output)
-			mgr->unset_output(mgr);
-
-		mgr->set_output(mgr, out);
+		/*
+		 * We don't care if the connect succeeds or not. We just want to
+		 * connect as many displays as possible.
+		 */
+		dssdev->driver->connect(dssdev);
 	}
 
 	mgr = omapdss_find_mgr_from_display(def_dssdev);
diff --git a/include/video/omapdss.h b/include/video/omapdss.h
index 68b2345..f747266 100644
--- a/include/video/omapdss.h
+++ b/include/video/omapdss.h
@@ -689,6 +689,9 @@ struct omap_dss_driver {
 	int (*probe)(struct omap_dss_device *);
 	void (*remove)(struct omap_dss_device *);
 
+	int (*connect)(struct omap_dss_device *dssdev);
+	void (*disconnect)(struct omap_dss_device *dssdev);
+
 	int (*enable)(struct omap_dss_device *display);
 	void (*disable)(struct omap_dss_device *display);
 	int (*run_test)(struct omap_dss_device *display, int test);
@@ -888,6 +891,11 @@ int omapdss_compat_init(void);
 void omapdss_compat_uninit(void);
 
 struct dss_mgr_ops {
+	int (*connect)(struct omap_overlay_manager *mgr,
+		struct omap_dss_output *dst);
+	void (*disconnect)(struct omap_overlay_manager *mgr,
+		struct omap_dss_output *dst);
+
 	void (*start_update)(struct omap_overlay_manager *mgr);
 	int (*enable)(struct omap_overlay_manager *mgr);
 	void (*disable)(struct omap_overlay_manager *mgr);
@@ -904,6 +912,10 @@ struct dss_mgr_ops {
 int dss_install_mgr_ops(const struct dss_mgr_ops *mgr_ops);
 void dss_uninstall_mgr_ops(void);
 
+int dss_mgr_connect(struct omap_overlay_manager *mgr,
+		struct omap_dss_output *dst);
+void dss_mgr_disconnect(struct omap_overlay_manager *mgr,
+		struct omap_dss_output *dst);
 void dss_mgr_set_timings(struct omap_overlay_manager *mgr,
 		const struct omap_video_timings *timings);
 void dss_mgr_set_lcd_config(struct omap_overlay_manager *mgr,
@@ -915,4 +927,15 @@ int dss_mgr_register_framedone_handler(struct omap_overlay_manager *mgr,
 		void (*handler)(void *), void *data);
 void dss_mgr_unregister_framedone_handler(struct omap_overlay_manager *mgr,
 		void (*handler)(void *), void *data);
+
+static inline bool omapdss_device_is_connected(struct omap_dss_device *dssdev)
+{
+	return dssdev->output;
+}
+
+static inline bool omapdss_device_is_enabled(struct omap_dss_device *dssdev)
+{
+	return dssdev->state == OMAP_DSS_DISPLAY_ACTIVE;
+}
+
 #endif
