diff --git a/drivers/gpu/drm/bridge/Makefile b/drivers/gpu/drm/bridge/Makefile
index b4733e1..da6b301 100644
--- a/drivers/gpu/drm/bridge/Makefile
+++ b/drivers/gpu/drm/bridge/Makefile
@@ -1,3 +1,5 @@
 ccflags-y := -Iinclude/drm
 
 obj-$(CONFIG_DRM_PTN3460) += ptn3460.o
+# TODO kconfig for drivers who use this to select it..
+obj-y += drm_bridge_util.o
\ No newline at end of file
diff --git a/drivers/gpu/drm/bridge/drm_bridge_util.c b/drivers/gpu/drm/bridge/drm_bridge_util.c
new file mode 100644
index 0000000..89964b2
--- /dev/null
+++ b/drivers/gpu/drm/bridge/drm_bridge_util.c
@@ -0,0 +1,251 @@
+/*
+ * Copyright (C) 2014 Red Hat
+ * Author: Rob Clark <robdclark@gmail.com>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published by
+ * the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "drm_bridge_util.h"
+
+/*
+ * Composite Bridge:
+ */
+
+/**
+ * drm_composite_bridge - helper bridge class to construct a graph
+ * with multiple actual bridges
+ */
+struct drm_composite_bridge {
+	struct drm_bridge base;
+	struct drm_bridge *b1, *b2;
+};
+#define to_composite_bridge(x) container_of(x, struct drm_composite_bridge, base)
+
+static bool
+composite_bridge_mode_fixup(struct drm_bridge *bridge,
+		const struct drm_display_mode *mode,
+		struct drm_display_mode *adjusted_mode)
+{
+	struct drm_composite_bridge *cbridge = to_composite_bridge(bridge);
+	struct drm_bridge *b1 = cbridge->b1;
+	struct drm_bridge *b2 = cbridge->b2;
+
+	if (b1->funcs->mode_fixup)
+		if (!b1->funcs->mode_fixup(b1, mode, adjusted_mode))
+			return false;
+	if (b2->funcs->mode_fixup)
+		if (!b2->funcs->mode_fixup(b2, mode, adjusted_mode))
+			return false;
+
+	return true;
+}
+
+static void
+composite_bridge_mode_set(struct drm_bridge *bridge,
+		struct drm_display_mode *mode,
+		struct drm_display_mode *adjusted_mode)
+{
+	struct drm_composite_bridge *cbridge = to_composite_bridge(bridge);
+	struct drm_bridge *b1 = cbridge->b1;
+	struct drm_bridge *b2 = cbridge->b2;
+
+	if (b1->funcs->mode_set)
+		b1->funcs->mode_set(b1, mode, adjusted_mode);
+	if (b2->funcs->mode_set)
+		b2->funcs->mode_set(b2, mode, adjusted_mode);
+}
+
+static void
+composite_bridge_disable(struct drm_bridge *bridge)
+{
+	struct drm_composite_bridge *cbridge = to_composite_bridge(bridge);
+	struct drm_bridge *b1 = cbridge->b1;
+	struct drm_bridge *b2 = cbridge->b2;
+
+	/* note: order inverted in disable path: */
+	b2->funcs->disable(b2);
+	b1->funcs->disable(b1);
+}
+
+static void
+composite_bridge_post_disable(struct drm_bridge *bridge)
+{
+	struct drm_composite_bridge *cbridge = to_composite_bridge(bridge);
+	struct drm_bridge *b1 = cbridge->b1;
+	struct drm_bridge *b2 = cbridge->b2;
+
+	/* note: order inverted in disable path: */
+	b2->funcs->post_disable(b2);
+	b1->funcs->post_disable(b1);
+}
+
+static void
+composite_bridge_pre_enable(struct drm_bridge *bridge)
+{
+	struct drm_composite_bridge *cbridge = to_composite_bridge(bridge);
+	struct drm_bridge *b1 = cbridge->b1;
+	struct drm_bridge *b2 = cbridge->b2;
+
+	b1->funcs->pre_enable(b1);
+	b2->funcs->pre_enable(b2);
+}
+
+static void
+composite_bridge_enable(struct drm_bridge *bridge)
+{
+	struct drm_composite_bridge *cbridge = to_composite_bridge(bridge);
+	struct drm_bridge *b1 = cbridge->b1;
+	struct drm_bridge *b2 = cbridge->b2;
+
+	b1->funcs->enable(b1);
+	b2->funcs->enable(b2);
+}
+
+static void
+composite_bridge_destroy(struct drm_bridge *bridge)
+{
+	struct drm_composite_bridge *cbridge = to_composite_bridge(bridge);
+	struct drm_bridge *b1 = cbridge->b1;
+	struct drm_bridge *b2 = cbridge->b2;
+
+	b1->funcs->destroy(b1);
+	b2->funcs->destroy(b2);
+
+	kfree(cbridge);
+}
+
+static const struct drm_bridge_funcs composite_bridge_funcs = {
+	.mode_fixup   = composite_bridge_mode_fixup,
+	.disable      = composite_bridge_disable,
+	.post_disable = composite_bridge_post_disable,
+	.mode_set     = composite_bridge_mode_set,
+	.pre_enable   = composite_bridge_pre_enable,
+	.enable       = composite_bridge_enable,
+	.destroy      = composite_bridge_destroy,
+};
+
+struct drm_bridge * drm_composite_bridge_init(struct drm_bridge *b1,
+		struct drm_bridge *b2)
+{
+	struct drm_bridge *bridge = NULL;
+	struct drm_composite_bridge *cbridge;
+	int ret;
+
+	WARN_ON(b1->dev != b2->dev);
+
+	cbridge = kzalloc(sizeof(*cbridge), GFP_KERNEL);
+	if (!cbridge) {
+		ret = -ENOMEM;
+		goto fail;
+	}
+
+	bridge = &cbridge->base;
+
+	cbridge->b1 = b1;
+	cbridge->b2 = b2;
+
+	drm_bridge_init(b1->dev, bridge, &composite_bridge_funcs);
+
+	return bridge;
+
+fail:
+	if (bridge)
+		composite_bridge_destroy(bridge);
+
+	return ERR_PTR(ret);
+}
+
+/*
+ * Panel Bridge:
+ */
+
+/**
+ * drm_panel_bridge - helper to chain up a panel
+ */
+struct drm_panel_bridge {
+	struct drm_bridge base;
+	struct drm_panel *panel;
+};
+#define to_panel_bridge(x) container_of(x, struct drm_panel_bridge, base)
+
+static void
+panel_bridge_disable(struct drm_bridge *bridge)
+{
+	struct drm_panel_bridge *pbridge = to_panel_bridge(bridge);
+	drm_panel_disable(pbridge->panel);
+}
+
+static void
+panel_bridge_post_disable(struct drm_bridge *bridge)
+{
+//TODO
+//	struct drm_panel_bridge *pbridge = to_panel_bridge(bridge);
+//	drm_panel_post_disable(pbridge->panel);
+}
+
+static void
+panel_bridge_pre_enable(struct drm_bridge *bridge)
+{
+//TODO
+//	struct drm_panel_bridge *pbridge = to_panel_bridge(bridge);
+//	drm_panel_pre_enable(pbridge->panel);
+}
+
+static void
+panel_bridge_enable(struct drm_bridge *bridge)
+{
+	struct drm_panel_bridge *pbridge = to_panel_bridge(bridge);
+	drm_panel_enable(pbridge->panel);
+}
+
+static void
+panel_bridge_destroy(struct drm_bridge *bridge)
+{
+	struct drm_panel_bridge *pbridge = to_panel_bridge(bridge);
+	kfree(pbridge);
+}
+
+static const struct drm_bridge_funcs panel_bridge_funcs = {
+	.disable      = panel_bridge_disable,
+	.post_disable = panel_bridge_post_disable,
+	.pre_enable   = panel_bridge_pre_enable,
+	.enable       = panel_bridge_enable,
+	.destroy      = panel_bridge_destroy,
+};
+
+struct drm_bridge * drm_panel_bridge_init(struct drm_panel *panel)
+{
+	struct drm_bridge *bridge = NULL;
+	struct drm_panel_bridge *pbridge;
+	int ret;
+
+	pbridge = kzalloc(sizeof(*pbridge), GFP_KERNEL);
+	if (!pbridge) {
+		ret = -ENOMEM;
+		goto fail;
+	}
+
+	bridge = &pbridge->base;
+
+	pbridge->panel = panel;
+
+	drm_bridge_init(panel->drm, bridge, &panel_bridge_funcs);
+
+	return bridge;
+
+fail:
+	if (bridge)
+		panel_bridge_destroy(bridge);
+
+	return ERR_PTR(ret);
+}
diff --git a/drivers/gpu/drm/bridge/drm_bridge_util.h b/drivers/gpu/drm/bridge/drm_bridge_util.h
new file mode 100644
index 0000000..4f7a994
--- /dev/null
+++ b/drivers/gpu/drm/bridge/drm_bridge_util.h
@@ -0,0 +1,29 @@
+/*
+ * Copyright (C) 2014 Red Hat
+ * Author: Rob Clark <robdclark@gmail.com>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published by
+ * the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef DRM_BRIDGE_UTIL_H_
+#define DRM_BRIDGE_UTIL_H_
+
+#include "drmP.h"
+#include "drm_crtc.h"
+#include "drm_panel.h"
+
+struct drm_bridge * drm_composite_bridge_init(struct drm_bridge *b1,
+		struct drm_bridge *b2);
+struct drm_bridge * drm_panel_bridge_init(struct drm_panel *panel);
+
+#endif /* DRM_BRIDGE_UTIL_H_ */
