15 files changed, 195 insertions, 1756 deletions
diff --git a/drivers/video/omap2/dss/Kconfig b/drivers/video/omap2/dss/Kconfig
index 8f70a8300b8..dde4281663b 100644
--- a/drivers/video/omap2/dss/Kconfig
+++ b/drivers/video/omap2/dss/Kconfig
@@ -42,6 +42,7 @@ config OMAP2_DSS_DPI
 
 config OMAP2_DSS_RFBI
 	bool "RFBI support"
+	depends on BROKEN
         default n
 	help
 	  MIPI DBI support (RFBI, Remote Framebuffer Interface, in Texas
diff --git a/drivers/video/omap2/dss/Makefile b/drivers/video/omap2/dss/Makefile
index 61949ff7940..94832eb06a3 100644
--- a/drivers/video/omap2/dss/Makefile
+++ b/drivers/video/omap2/dss/Makefile
@@ -7,9 +7,8 @@ omapdss-y += manager.o manager-sysfs.o overlay.o overlay-sysfs.o apply.o \
 	dispc-compat.o display-sysfs.o
 omapdss-$(CONFIG_OMAP2_DSS_DPI) += dpi.o
 omapdss-$(CONFIG_OMAP2_DSS_RFBI) += rfbi.o
-omapdss-$(CONFIG_OMAP2_DSS_VENC) += venc.o venc_panel.o
+omapdss-$(CONFIG_OMAP2_DSS_VENC) += venc.o
 omapdss-$(CONFIG_OMAP2_DSS_SDI) += sdi.o
 omapdss-$(CONFIG_OMAP2_DSS_DSI) += dsi.o
-omapdss-$(CONFIG_OMAP4_DSS_HDMI) += hdmi.o \
-				    hdmi_panel.o ti_hdmi_4xxx_ip.o
+omapdss-$(CONFIG_OMAP4_DSS_HDMI) += hdmi.o ti_hdmi_4xxx_ip.o
 ccflags-$(CONFIG_OMAP2_DSS_DEBUG) += -DDEBUG
diff --git a/drivers/video/omap2/dss/apply.c b/drivers/video/omap2/dss/apply.c
index d6212d63cfb..60758dbefd7 100644
--- a/drivers/video/omap2/dss/apply.c
+++ b/drivers/video/omap2/dss/apply.c
@@ -428,8 +428,8 @@ static struct omap_dss_device *dss_mgr_get_device(struct omap_overlay_manager *m
 	if (dssdev == NULL)
 		return NULL;
 
-	while (dssdev->device)
-		dssdev = dssdev->device;
+	while (dssdev->dst)
+		dssdev = dssdev->dst;
 
 	if (dssdev->driver)
 		return dssdev;
diff --git a/drivers/video/omap2/dss/core.c b/drivers/video/omap2/dss/core.c
index 1aeb274e30f..60d3958d04f 100644
--- a/drivers/video/omap2/dss/core.c
+++ b/drivers/video/omap2/dss/core.c
@@ -43,9 +43,6 @@
 static struct {
 	struct platform_device *pdev;
 
-	struct regulator *vdds_dsi_reg;
-	struct regulator *vdds_sdi_reg;
-
 	const char *default_display_name;
 } core;
 
@@ -79,36 +76,6 @@ struct platform_device *dss_get_core_pdev(void)
 	return core.pdev;
 }
 
-/* REGULATORS */
-
-struct regulator *dss_get_vdds_dsi(void)
-{
-	struct regulator *reg;
-
-	if (core.vdds_dsi_reg != NULL)
-		return core.vdds_dsi_reg;
-
-	reg = devm_regulator_get(&core.pdev->dev, "vdds_dsi");
-	if (!IS_ERR(reg))
-		core.vdds_dsi_reg = reg;
-
-	return reg;
-}
-
-struct regulator *dss_get_vdds_sdi(void)
-{
-	struct regulator *reg;
-
-	if (core.vdds_sdi_reg != NULL)
-		return core.vdds_sdi_reg;
-
-	reg = devm_regulator_get(&core.pdev->dev, "vdds_sdi");
-	if (!IS_ERR(reg))
-		core.vdds_sdi_reg = reg;
-
-	return reg;
-}
-
 int dss_dsi_enable_pads(int dsi_id, unsigned lane_mask)
 {
 	struct omap_dss_board_info *board_data = core.pdev->dev.platform_data;
@@ -189,7 +156,7 @@ int dss_debugfs_create_file(const char *name, void (*write)(struct seq_file *))
 	d = debugfs_create_file(name, S_IRUGO, dss_debugfs_dir,
 			write, &dss_debug_fops);
 
-	return PTR_RET(d);
+	return PTR_ERR_OR_ZERO(d);
 }
 #else /* CONFIG_OMAP2_DSS_DEBUGFS */
 static inline int dss_initialize_debugfs(void)
@@ -281,235 +248,6 @@ static struct platform_driver omap_dss_driver = {
 	},
 };
 
-/* BUS */
-static int dss_bus_match(struct device *dev, struct device_driver *driver)
-{
-	struct omap_dss_device *dssdev = to_dss_device(dev);
-
-	DSSDBG("bus_match. dev %s/%s, drv %s\n",
-			dev_name(dev), dssdev->driver_name, driver->name);
-
-	return strcmp(dssdev->driver_name, driver->name) == 0;
-}
-
-static struct bus_type dss_bus_type = {
-	.name = "omapdss",
-	.match = dss_bus_match,
-};
-
-static void dss_bus_release(struct device *dev)
-{
-	DSSDBG("bus_release\n");
-}
-
-static struct device dss_bus = {
-	.release = dss_bus_release,
-};
-
-struct bus_type *dss_get_bus(void)
-{
-	return &dss_bus_type;
-}
-
-/* DRIVER */
-static int dss_driver_probe(struct device *dev)
-{
-	int r;
-	struct omap_dss_driver *dssdrv = to_dss_driver(dev->driver);
-	struct omap_dss_device *dssdev = to_dss_device(dev);
-
-	DSSDBG("driver_probe: dev %s/%s, drv %s\n",
-				dev_name(dev), dssdev->driver_name,
-				dssdrv->driver.name);
-
-	r = dssdrv->probe(dssdev);
-
-	if (r) {
-		DSSERR("driver probe failed: %d\n", r);
-		return r;
-	}
-
-	DSSDBG("probe done for device %s\n", dev_name(dev));
-
-	dssdev->driver = dssdrv;
-
-	return 0;
-}
-
-static int dss_driver_remove(struct device *dev)
-{
-	struct omap_dss_driver *dssdrv = to_dss_driver(dev->driver);
-	struct omap_dss_device *dssdev = to_dss_device(dev);
-
-	DSSDBG("driver_remove: dev %s/%s\n", dev_name(dev),
-			dssdev->driver_name);
-
-	dssdrv->remove(dssdev);
-
-	dssdev->driver = NULL;
-
-	return 0;
-}
-
-static int omapdss_default_connect(struct omap_dss_device *dssdev)
-{
-	struct omap_dss_device *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_device *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;
-	dssdriver->driver.probe = dss_driver_probe;
-	dssdriver->driver.remove = dss_driver_remove;
-
-	if (dssdriver->get_resolution == NULL)
-		dssdriver->get_resolution = omapdss_default_get_resolution;
-	if (dssdriver->get_recommended_bpp == NULL)
-		dssdriver->get_recommended_bpp =
-			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);
-}
-EXPORT_SYMBOL(omap_dss_register_driver);
-
-void omap_dss_unregister_driver(struct omap_dss_driver *dssdriver)
-{
-	driver_unregister(&dssdriver->driver);
-}
-EXPORT_SYMBOL(omap_dss_unregister_driver);
-
-/* DEVICE */
-
-static void omap_dss_dev_release(struct device *dev)
-{
-	struct omap_dss_device *dssdev = to_dss_device(dev);
-	kfree(dssdev);
-}
-
-static int disp_num_counter;
-
-struct omap_dss_device *dss_alloc_and_init_device(struct device *parent)
-{
-	struct omap_dss_device *dssdev;
-
-	dssdev = kzalloc(sizeof(*dssdev), GFP_KERNEL);
-	if (!dssdev)
-		return NULL;
-
-	dssdev->old_dev.bus = &dss_bus_type;
-	dssdev->old_dev.parent = parent;
-	dssdev->old_dev.release = omap_dss_dev_release;
-	dev_set_name(&dssdev->old_dev, "display%d", disp_num_counter++);
-
-	device_initialize(&dssdev->old_dev);
-
-	return dssdev;
-}
-
-int dss_add_device(struct omap_dss_device *dssdev)
-{
-	dssdev->dev = &dssdev->old_dev;
-
-	omapdss_register_display(dssdev);
-	return device_add(&dssdev->old_dev);
-}
-
-void dss_put_device(struct omap_dss_device *dssdev)
-{
-	put_device(&dssdev->old_dev);
-}
-
-void dss_unregister_device(struct omap_dss_device *dssdev)
-{
-	device_unregister(&dssdev->old_dev);
-	omapdss_unregister_display(dssdev);
-}
-
-static int dss_unregister_dss_dev(struct device *dev, void *data)
-{
-	struct omap_dss_device *dssdev = to_dss_device(dev);
-	dss_unregister_device(dssdev);
-	return 0;
-}
-
-void dss_unregister_child_devices(struct device *parent)
-{
-	device_for_each_child(parent, NULL, dss_unregister_dss_dev);
-}
-
-void dss_copy_device_pdata(struct omap_dss_device *dst,
-		const struct omap_dss_device *src)
-{
-	u8 *d = (u8 *)dst;
-	u8 *s = (u8 *)src;
-	size_t dsize = sizeof(struct device);
-
-	memcpy(d + dsize, s + dsize, sizeof(struct omap_dss_device) - dsize);
-}
-
-/* BUS */
-static int __init omap_dss_bus_register(void)
-{
-	int r;
-
-	r = bus_register(&dss_bus_type);
-	if (r) {
-		DSSERR("bus register failed\n");
-		return r;
-	}
-
-	dev_set_name(&dss_bus, "omapdss");
-	r = device_register(&dss_bus);
-	if (r) {
-		DSSERR("bus driver register failed\n");
-		bus_unregister(&dss_bus_type);
-		return r;
-	}
-
-	return 0;
-}
-
 /* INIT */
 static int (*dss_output_drv_reg_funcs[])(void) __initdata = {
 #ifdef CONFIG_OMAP2_DSS_DSI
@@ -555,7 +293,7 @@ static void (*dss_output_drv_unreg_funcs[])(void) __exitdata = {
 
 static bool dss_output_drv_loaded[ARRAY_SIZE(dss_output_drv_reg_funcs)];
 
-static int __init omap_dss_register_drivers(void)
+static int __init omap_dss_init(void)
 {
 	int r;
 	int i;
@@ -586,6 +324,8 @@ static int __init omap_dss_register_drivers(void)
 			dss_output_drv_loaded[i] = true;
 	}
 
+	dss_initialized = true;
+
 	return 0;
 
 err_dispc:
@@ -596,7 +336,7 @@ err_dss:
 	return r;
 }
 
-static void __exit omap_dss_unregister_drivers(void)
+static void __exit omap_dss_exit(void)
 {
 	int i;
 
@@ -611,64 +351,8 @@ static void __exit omap_dss_unregister_drivers(void)
 	platform_driver_unregister(&omap_dss_driver);
 }
 
-#ifdef CONFIG_OMAP2_DSS_MODULE
-static void omap_dss_bus_unregister(void)
-{
-	device_unregister(&dss_bus);
-
-	bus_unregister(&dss_bus_type);
-}
-
-static int __init omap_dss_init(void)
-{
-	int r;
-
-	r = omap_dss_bus_register();
-	if (r)
-		return r;
-
-	r = omap_dss_register_drivers();
-	if (r) {
-		omap_dss_bus_unregister();
-		return r;
-	}
-
-	dss_initialized = true;
-
-	return 0;
-}
-
-static void __exit omap_dss_exit(void)
-{
-	omap_dss_unregister_drivers();
-
-	omap_dss_bus_unregister();
-}
-
 module_init(omap_dss_init);
 module_exit(omap_dss_exit);
-#else
-static int __init omap_dss_init(void)
-{
-	return omap_dss_bus_register();
-}
-
-static int __init omap_dss_init2(void)
-{
-	int r;
-
-	r = omap_dss_register_drivers();
-	if (r)
-		return r;
-
-	dss_initialized = true;
-
-	return 0;
-}
-
-core_initcall(omap_dss_init);
-device_initcall(omap_dss_init2);
-#endif
 
 MODULE_AUTHOR("Tomi Valkeinen <tomi.valkeinen@nokia.com>");
 MODULE_DESCRIPTION("OMAP2/3 Display Subsystem");
diff --git a/drivers/video/omap2/dss/dpi.c b/drivers/video/omap2/dss/dpi.c
index a6b331ef776..bd48cde5356 100644
--- a/drivers/video/omap2/dss/dpi.c
+++ b/drivers/video/omap2/dss/dpi.c
@@ -345,7 +345,7 @@ static void dpi_config_lcd_manager(struct omap_overlay_manager *mgr)
 	dss_mgr_set_lcd_config(mgr, &dpi.mgr_config);
 }
 
-int omapdss_dpi_display_enable(struct omap_dss_device *dssdev)
+static int dpi_display_enable(struct omap_dss_device *dssdev)
 {
 	struct omap_dss_device *out = &dpi.output;
 	int r;
@@ -423,9 +423,8 @@ err_no_reg:
 	mutex_unlock(&dpi.lock);
 	return r;
 }
-EXPORT_SYMBOL(omapdss_dpi_display_enable);
 
-void omapdss_dpi_display_disable(struct omap_dss_device *dssdev)
+static void dpi_display_disable(struct omap_dss_device *dssdev)
 {
 	struct omap_overlay_manager *mgr = dpi.output.manager;
 
@@ -446,9 +445,8 @@ void omapdss_dpi_display_disable(struct omap_dss_device *dssdev)
 
 	mutex_unlock(&dpi.lock);
 }
-EXPORT_SYMBOL(omapdss_dpi_display_disable);
 
-void omapdss_dpi_set_timings(struct omap_dss_device *dssdev,
+static void dpi_set_timings(struct omap_dss_device *dssdev,
 		struct omap_video_timings *timings)
 {
 	DSSDBG("dpi_set_timings\n");
@@ -459,7 +457,6 @@ void omapdss_dpi_set_timings(struct omap_dss_device *dssdev,
 
 	mutex_unlock(&dpi.lock);
 }
-EXPORT_SYMBOL(omapdss_dpi_set_timings);
 
 static void dpi_get_timings(struct omap_dss_device *dssdev,
 		struct omap_video_timings *timings)
@@ -471,7 +468,7 @@ static void dpi_get_timings(struct omap_dss_device *dssdev,
 	mutex_unlock(&dpi.lock);
 }
 
-int dpi_check_timings(struct omap_dss_device *dssdev,
+static int dpi_check_timings(struct omap_dss_device *dssdev,
 			struct omap_video_timings *timings)
 {
 	struct omap_overlay_manager *mgr = dpi.output.manager;
@@ -510,9 +507,8 @@ int dpi_check_timings(struct omap_dss_device *dssdev,
 
 	return 0;
 }
-EXPORT_SYMBOL(dpi_check_timings);
 
-void omapdss_dpi_set_data_lines(struct omap_dss_device *dssdev, int data_lines)
+static void dpi_set_data_lines(struct omap_dss_device *dssdev, int data_lines)
 {
 	mutex_lock(&dpi.lock);
 
@@ -520,7 +516,6 @@ void omapdss_dpi_set_data_lines(struct omap_dss_device *dssdev, int data_lines)
 
 	mutex_unlock(&dpi.lock);
 }
-EXPORT_SYMBOL(omapdss_dpi_set_data_lines);
 
 static int dpi_verify_dsi_pll(struct platform_device *dsidev)
 {
@@ -554,14 +549,10 @@ static int dpi_init_regulator(void)
 	if (dpi.vdds_dsi_reg)
 		return 0;
 
-	vdds_dsi = dss_get_vdds_dsi();
-
+	vdds_dsi = devm_regulator_get(&dpi.pdev->dev, "vdds_dsi");
 	if (IS_ERR(vdds_dsi)) {
-		vdds_dsi = devm_regulator_get(&dpi.pdev->dev, "vdds_dsi");
-		if (IS_ERR(vdds_dsi)) {
-			DSSERR("can't get VDDS_DSI regulator\n");
-			return PTR_ERR(vdds_dsi);
-		}
+		DSSERR("can't get VDDS_DSI regulator\n");
+		return PTR_ERR(vdds_dsi);
 	}
 
 	dpi.vdds_dsi_reg = vdds_dsi;
@@ -618,76 +609,6 @@ static enum omap_channel dpi_get_channel(void)
 	}
 }
 
-static struct omap_dss_device *dpi_find_dssdev(struct platform_device *pdev)
-{
-	struct omap_dss_board_info *pdata = pdev->dev.platform_data;
-	const char *def_disp_name = omapdss_get_default_display_name();
-	struct omap_dss_device *def_dssdev;
-	int i;
-
-	def_dssdev = NULL;
-
-	for (i = 0; i < pdata->num_devices; ++i) {
-		struct omap_dss_device *dssdev = pdata->devices[i];
-
-		if (dssdev->type != OMAP_DISPLAY_TYPE_DPI)
-			continue;
-
-		if (def_dssdev == NULL)
-			def_dssdev = dssdev;
-
-		if (def_disp_name != NULL &&
-				strcmp(dssdev->name, def_disp_name) == 0) {
-			def_dssdev = dssdev;
-			break;
-		}
-	}
-
-	return def_dssdev;
-}
-
-static int dpi_probe_pdata(struct platform_device *dpidev)
-{
-	struct omap_dss_device *plat_dssdev;
-	struct omap_dss_device *dssdev;
-	int r;
-
-	plat_dssdev = dpi_find_dssdev(dpidev);
-
-	if (!plat_dssdev)
-		return 0;
-
-	r = dpi_init_regulator();
-	if (r)
-		return r;
-
-	dpi_init_pll();
-
-	dssdev = dss_alloc_and_init_device(&dpidev->dev);
-	if (!dssdev)
-		return -ENOMEM;
-
-	dss_copy_device_pdata(dssdev, plat_dssdev);
-
-	r = omapdss_output_set_device(&dpi.output, dssdev);
-	if (r) {
-		DSSERR("failed to connect output to new device: %s\n",
-				dssdev->name);
-		dss_put_device(dssdev);
-		return r;
-	}
-
-	r = dss_add_device(dssdev);
-	if (r) {
-		DSSERR("device %s register failed: %d\n", dssdev->name, r);
-		omapdss_output_unset_device(&dpi.output);
-		dss_put_device(dssdev);
-		return r;
-	}
-
-	return 0;
-}
-
 static int dpi_connect(struct omap_dss_device *dssdev,
 		struct omap_dss_device *dst)
 {
@@ -722,9 +643,9 @@ static int dpi_connect(struct omap_dss_device *dssdev,
 static void dpi_disconnect(struct omap_dss_device *dssdev,
 		struct omap_dss_device *dst)
 {
-	WARN_ON(dst != dssdev->device);
+	WARN_ON(dst != dssdev->dst);
 
-	if (dst != dssdev->device)
+	if (dst != dssdev->dst)
 		return;
 
 	omapdss_output_unset_device(dssdev);
@@ -737,14 +658,14 @@ static const struct omapdss_dpi_ops dpi_ops = {
 	.connect = dpi_connect,
 	.disconnect = dpi_disconnect,
 
-	.enable = omapdss_dpi_display_enable,
-	.disable = omapdss_dpi_display_disable,
+	.enable = dpi_display_enable,
+	.disable = dpi_display_disable,
 
 	.check_timings = dpi_check_timings,
-	.set_timings = omapdss_dpi_set_timings,
+	.set_timings = dpi_set_timings,
 	.get_timings = dpi_get_timings,
 
-	.set_data_lines = omapdss_dpi_set_data_lines,
+	.set_data_lines = dpi_set_data_lines,
 };
 
 static void dpi_init_output(struct platform_device *pdev)
@@ -771,31 +692,17 @@ static void __exit dpi_uninit_output(struct platform_device *pdev)
 
 static int omap_dpi_probe(struct platform_device *pdev)
 {
-	int r;
-
 	dpi.pdev = pdev;
 
 	mutex_init(&dpi.lock);
 
 	dpi_init_output(pdev);
 
-	if (pdev->dev.platform_data) {
-		r = dpi_probe_pdata(pdev);
-		if (r)
-			goto err_probe;
-	}
-
 	return 0;
-
-err_probe:
-	dpi_uninit_output(pdev);
-	return r;
 }
 
 static int __exit omap_dpi_remove(struct platform_device *pdev)
 {
-	dss_unregister_child_devices(&pdev->dev);
-
 	dpi_uninit_output(pdev);
 
 	return 0;
diff --git a/drivers/video/omap2/dss/dsi.c b/drivers/video/omap2/dss/dsi.c
index 99a043b08f0..a598b581228 100644
--- a/drivers/video/omap2/dss/dsi.c
+++ b/drivers/video/omap2/dss/dsi.c
@@ -205,6 +205,8 @@ static int dsi_display_init_dispc(struct platform_device *dsidev,
 static void dsi_display_uninit_dispc(struct platform_device *dsidev,
 	struct omap_overlay_manager *mgr);
 
+static int dsi_vc_send_null(struct omap_dss_device *dssdev, int channel);
+
 #define DSI_MAX_NR_ISRS                2
 #define DSI_MAX_NR_LANES	5
 
@@ -383,16 +385,7 @@ static inline struct dsi_data *dsi_get_dsidrv_data(struct platform_device *dside
 
 static inline struct platform_device *dsi_get_dsidev_from_dssdev(struct omap_dss_device *dssdev)
 {
-	/* HACK: dssdev can be either the panel device, when using old API, or
-	 * the dsi device itself, when using the new API. So we solve this for
-	 * now by checking the dssdev->id. This will be removed when the old API
-	 * is removed.
-	 */
-	if (dssdev->id == OMAP_DSS_OUTPUT_DSI1 ||
-			dssdev->id == OMAP_DSS_OUTPUT_DSI2)
-		return to_platform_device(dssdev->dev);
-
-	return to_platform_device(dssdev->output->dev);
+	return to_platform_device(dssdev->dev);
 }
 
 struct platform_device *dsi_get_dsidev_from_id(int module)
@@ -432,23 +425,21 @@ static inline u32 dsi_read_reg(struct platform_device *dsidev,
 	return __raw_readl(dsi->base + idx.idx);
 }
 
-void dsi_bus_lock(struct omap_dss_device *dssdev)
+static void dsi_bus_lock(struct omap_dss_device *dssdev)
 {
 	struct platform_device *dsidev = dsi_get_dsidev_from_dssdev(dssdev);
 	struct dsi_data *dsi = dsi_get_dsidrv_data(dsidev);
 
 	down(&dsi->bus_lock);
 }
-EXPORT_SYMBOL(dsi_bus_lock);
 
-void dsi_bus_unlock(struct omap_dss_device *dssdev)
+static void dsi_bus_unlock(struct omap_dss_device *dssdev)
 {
 	struct platform_device *dsidev = dsi_get_dsidev_from_dssdev(dssdev);
 	struct dsi_data *dsi = dsi_get_dsidrv_data(dsidev);
 
 	up(&dsi->bus_lock);
 }
-EXPORT_SYMBOL(dsi_bus_unlock);
 
 static bool dsi_bus_is_locked(struct platform_device *dsidev)
 {
@@ -2713,7 +2704,7 @@ static int dsi_vc_config_source(struct platform_device *dsidev, int channel,
 	return 0;
 }
 
-void omapdss_dsi_vc_enable_hs(struct omap_dss_device *dssdev, int channel,
+static void dsi_vc_enable_hs(struct omap_dss_device *dssdev, int channel,
 		bool enable)
 {
 	struct platform_device *dsidev = dsi_get_dsidev_from_dssdev(dssdev);
@@ -2737,7 +2728,6 @@ void omapdss_dsi_vc_enable_hs(struct omap_dss_device *dssdev, int channel,
 	if (dsi->vm_timings.ddr_clk_always_on && enable)
 		dsi_vc_send_null(dssdev, channel);
 }
-EXPORT_SYMBOL(omapdss_dsi_vc_enable_hs);
 
 static void dsi_vc_flush_long_data(struct platform_device *dsidev, int channel)
 {
@@ -2842,7 +2832,7 @@ static int dsi_vc_send_bta(struct platform_device *dsidev, int channel)
 	return 0;
 }
 
-int dsi_vc_send_bta_sync(struct omap_dss_device *dssdev, int channel)
+static int dsi_vc_send_bta_sync(struct omap_dss_device *dssdev, int channel)
 {
 	struct platform_device *dsidev = dsi_get_dsidev_from_dssdev(dssdev);
 	DECLARE_COMPLETION_ONSTACK(completion);
@@ -2885,7 +2875,6 @@ err1:
 err0:
 	return r;
 }
-EXPORT_SYMBOL(dsi_vc_send_bta_sync);
 
 static inline void dsi_vc_write_long_header(struct platform_device *dsidev,
 		int channel, u8 data_type, u16 len, u8 ecc)
@@ -3011,14 +3000,13 @@ static int dsi_vc_send_short(struct platform_device *dsidev, int channel,
 	return 0;
 }
 
-int dsi_vc_send_null(struct omap_dss_device *dssdev, int channel)
+static int dsi_vc_send_null(struct omap_dss_device *dssdev, int channel)
 {
 	struct platform_device *dsidev = dsi_get_dsidev_from_dssdev(dssdev);
 
 	return dsi_vc_send_long(dsidev, channel, MIPI_DSI_NULL_PACKET, NULL,
 		0, 0);
 }
-EXPORT_SYMBOL(dsi_vc_send_null);
 
 static int dsi_vc_write_nosync_common(struct platform_device *dsidev,
 		int channel, u8 *data, int len, enum dss_dsi_content_type type)
@@ -3050,7 +3038,7 @@ static int dsi_vc_write_nosync_common(struct platform_device *dsidev,
 	return r;
 }
 
-int dsi_vc_dcs_write_nosync(struct omap_dss_device *dssdev, int channel,
+static int dsi_vc_dcs_write_nosync(struct omap_dss_device *dssdev, int channel,
 		u8 *data, int len)
 {
 	struct platform_device *dsidev = dsi_get_dsidev_from_dssdev(dssdev);
@@ -3058,9 +3046,8 @@ int dsi_vc_dcs_write_nosync(struct omap_dss_device *dssdev, int channel,
 	return dsi_vc_write_nosync_common(dsidev, channel, data, len,
 			DSS_DSI_CONTENT_DCS);
 }
-EXPORT_SYMBOL(dsi_vc_dcs_write_nosync);
 
-int dsi_vc_generic_write_nosync(struct omap_dss_device *dssdev, int channel,
+static int dsi_vc_generic_write_nosync(struct omap_dss_device *dssdev, int channel,
 		u8 *data, int len)
 {
 	struct platform_device *dsidev = dsi_get_dsidev_from_dssdev(dssdev);
@@ -3068,7 +3055,6 @@ int dsi_vc_generic_write_nosync(struct omap_dss_device *dssdev, int channel,
 	return dsi_vc_write_nosync_common(dsidev, channel, data, len,
 			DSS_DSI_CONTENT_GENERIC);
 }
-EXPORT_SYMBOL(dsi_vc_generic_write_nosync);
 
 static int dsi_vc_write_common(struct omap_dss_device *dssdev, int channel,
 		u8 *data, int len, enum dss_dsi_content_type type)
@@ -3099,60 +3085,19 @@ err:
 	return r;
 }
 
-int dsi_vc_dcs_write(struct omap_dss_device *dssdev, int channel, u8 *data,
+static int dsi_vc_dcs_write(struct omap_dss_device *dssdev, int channel, u8 *data,
 		int len)
 {
 	return dsi_vc_write_common(dssdev, channel, data, len,
 			DSS_DSI_CONTENT_DCS);
 }
-EXPORT_SYMBOL(dsi_vc_dcs_write);
 
-int dsi_vc_generic_write(struct omap_dss_device *dssdev, int channel, u8 *data,
+static int dsi_vc_generic_write(struct omap_dss_device *dssdev, int channel, u8 *data,
 		int len)
 {
 	return dsi_vc_write_common(dssdev, channel, data, len,
 			DSS_DSI_CONTENT_GENERIC);
 }
-EXPORT_SYMBOL(dsi_vc_generic_write);
-
-int dsi_vc_dcs_write_0(struct omap_dss_device *dssdev, int channel, u8 dcs_cmd)
-{
-	return dsi_vc_dcs_write(dssdev, channel, &dcs_cmd, 1);
-}
-EXPORT_SYMBOL(dsi_vc_dcs_write_0);
-
-int dsi_vc_generic_write_0(struct omap_dss_device *dssdev, int channel)
-{
-	return dsi_vc_generic_write(dssdev, channel, NULL, 0);
-}
-EXPORT_SYMBOL(dsi_vc_generic_write_0);
-
-int dsi_vc_dcs_write_1(struct omap_dss_device *dssdev, int channel, u8 dcs_cmd,
-		u8 param)
-{
-	u8 buf[2];
-	buf[0] = dcs_cmd;
-	buf[1] = param;
-	return dsi_vc_dcs_write(dssdev, channel, buf, 2);
-}
-EXPORT_SYMBOL(dsi_vc_dcs_write_1);
-
-int dsi_vc_generic_write_1(struct omap_dss_device *dssdev, int channel,
-		u8 param)
-{
-	return dsi_vc_generic_write(dssdev, channel, &param, 1);
-}
-EXPORT_SYMBOL(dsi_vc_generic_write_1);
-
-int dsi_vc_generic_write_2(struct omap_dss_device *dssdev, int channel,
-		u8 param1, u8 param2)
-{
-	u8 buf[2];
-	buf[0] = param1;
-	buf[1] = param2;
-	return dsi_vc_generic_write(dssdev, channel, buf, 2);
-}
-EXPORT_SYMBOL(dsi_vc_generic_write_2);
 
 static int dsi_vc_dcs_send_read_request(struct platform_device *dsidev,
 		int channel, u8 dcs_cmd)
@@ -3319,7 +3264,7 @@ err:
 	return r;
 }
 
-int dsi_vc_dcs_read(struct omap_dss_device *dssdev, int channel, u8 dcs_cmd,
+static int dsi_vc_dcs_read(struct omap_dss_device *dssdev, int channel, u8 dcs_cmd,
 		u8 *buf, int buflen)
 {
 	struct platform_device *dsidev = dsi_get_dsidev_from_dssdev(dssdev);
@@ -3348,7 +3293,6 @@ err:
 	DSSERR("dsi_vc_dcs_read(ch %d, cmd 0x%02x) failed\n", channel, dcs_cmd);
 	return r;
 }
-EXPORT_SYMBOL(dsi_vc_dcs_read);
 
 static int dsi_vc_generic_read(struct omap_dss_device *dssdev, int channel,
 		u8 *reqdata, int reqlen, u8 *buf, int buflen)
@@ -3377,56 +3321,7 @@ static int dsi_vc_generic_read(struct omap_dss_device *dssdev, int channel,
 	return 0;
 }
 
-int dsi_vc_generic_read_0(struct omap_dss_device *dssdev, int channel, u8 *buf,
-		int buflen)
-{
-	int r;
-
-	r = dsi_vc_generic_read(dssdev, channel, NULL, 0, buf, buflen);
-	if (r) {
-		DSSERR("dsi_vc_generic_read_0(ch %d) failed\n", channel);
-		return r;
-	}
-
-	return 0;
-}
-EXPORT_SYMBOL(dsi_vc_generic_read_0);
-
-int dsi_vc_generic_read_1(struct omap_dss_device *dssdev, int channel, u8 param,
-		u8 *buf, int buflen)
-{
-	int r;
-
-	r = dsi_vc_generic_read(dssdev, channel, &param, 1, buf, buflen);
-	if (r) {
-		DSSERR("dsi_vc_generic_read_1(ch %d) failed\n", channel);
-		return r;
-	}
-
-	return 0;
-}
-EXPORT_SYMBOL(dsi_vc_generic_read_1);
-
-int dsi_vc_generic_read_2(struct omap_dss_device *dssdev, int channel,
-		u8 param1, u8 param2, u8 *buf, int buflen)
-{
-	int r;
-	u8 reqdata[2];
-
-	reqdata[0] = param1;
-	reqdata[1] = param2;
-
-	r = dsi_vc_generic_read(dssdev, channel, reqdata, 2, buf, buflen);
-	if (r) {
-		DSSERR("dsi_vc_generic_read_2(ch %d) failed\n", channel);
-		return r;
-	}
-
-	return 0;
-}
-EXPORT_SYMBOL(dsi_vc_generic_read_2);
-
-int dsi_vc_set_max_rx_packet_size(struct omap_dss_device *dssdev, int channel,
+static int dsi_vc_set_max_rx_packet_size(struct omap_dss_device *dssdev, int channel,
 		u16 len)
 {
 	struct platform_device *dsidev = dsi_get_dsidev_from_dssdev(dssdev);
@@ -3434,7 +3329,6 @@ int dsi_vc_set_max_rx_packet_size(struct omap_dss_device *dssdev, int channel,
 	return dsi_vc_send_short(dsidev, channel,
 			MIPI_DSI_SET_MAXIMUM_RETURN_PACKET_SIZE, len, 0);
 }
-EXPORT_SYMBOL(dsi_vc_set_max_rx_packet_size);
 
 static int dsi_enter_ulps(struct platform_device *dsidev)
 {
@@ -4068,7 +3962,7 @@ static void dsi_proto_timings(struct platform_device *dsidev)
 	}
 }
 
-int omapdss_dsi_configure_pins(struct omap_dss_device *dssdev,
+static int dsi_configure_pins(struct omap_dss_device *dssdev,
 		const struct omap_dsi_pin_config *pin_cfg)
 {
 	struct platform_device *dsidev = dsi_get_dsidev_from_dssdev(dssdev);
@@ -4134,9 +4028,8 @@ int omapdss_dsi_configure_pins(struct omap_dss_device *dssdev,
 
 	return 0;
 }
-EXPORT_SYMBOL(omapdss_dsi_configure_pins);
 
-int dsi_enable_video_output(struct omap_dss_device *dssdev, int channel)
+static int dsi_enable_video_output(struct omap_dss_device *dssdev, int channel)
 {
 	struct platform_device *dsidev = dsi_get_dsidev_from_dssdev(dssdev);
 	struct dsi_data *dsi = dsi_get_dsidrv_data(dsidev);
@@ -4206,9 +4099,8 @@ err_pix_fmt:
 err_init_dispc:
 	return r;
 }
-EXPORT_SYMBOL(dsi_enable_video_output);
 
-void dsi_disable_video_output(struct omap_dss_device *dssdev, int channel)
+static void dsi_disable_video_output(struct omap_dss_device *dssdev, int channel)
 {
 	struct platform_device *dsidev = dsi_get_dsidev_from_dssdev(dssdev);
 	struct dsi_data *dsi = dsi_get_dsidrv_data(dsidev);
@@ -4229,7 +4121,6 @@ void dsi_disable_video_output(struct omap_dss_device *dssdev, int channel)
 
 	dsi_display_uninit_dispc(dsidev, mgr);
 }
-EXPORT_SYMBOL(dsi_disable_video_output);
 
 static void dsi_update_screen_dispc(struct platform_device *dsidev)
 {
@@ -4369,7 +4260,7 @@ static void dsi_framedone_irq_callback(void *data)
 	dsi_handle_framedone(dsidev, 0);
 }
 
-int omap_dsi_update(struct omap_dss_device *dssdev, int channel,
+static int dsi_update(struct omap_dss_device *dssdev, int channel,
 		void (*callback)(int, void *), void *data)
 {
 	struct platform_device *dsidev = dsi_get_dsidev_from_dssdev(dssdev);
@@ -4394,7 +4285,6 @@ int omap_dsi_update(struct omap_dss_device *dssdev, int channel,
 
 	return 0;
 }
-EXPORT_SYMBOL(omap_dsi_update);
 
 /* Display funcs */
 
@@ -4589,7 +4479,7 @@ static void dsi_display_uninit_dsi(struct platform_device *dsidev,
 	dsi_pll_uninit(dsidev, disconnect_lanes);
 }
 
-int omapdss_dsi_display_enable(struct omap_dss_device *dssdev)
+static int dsi_display_enable(struct omap_dss_device *dssdev)
 {
 	struct platform_device *dsidev = dsi_get_dsidev_from_dssdev(dssdev);
 	struct dsi_data *dsi = dsi_get_dsidrv_data(dsidev);
@@ -4625,9 +4515,8 @@ err_get_dsi:
 	DSSDBG("dsi_display_enable FAILED\n");
 	return r;
 }
-EXPORT_SYMBOL(omapdss_dsi_display_enable);
 
-void omapdss_dsi_display_disable(struct omap_dss_device *dssdev,
+static void dsi_display_disable(struct omap_dss_device *dssdev,
 		bool disconnect_lanes, bool enter_ulps)
 {
 	struct platform_device *dsidev = dsi_get_dsidev_from_dssdev(dssdev);
@@ -4651,9 +4540,8 @@ void omapdss_dsi_display_disable(struct omap_dss_device *dssdev,
 
 	mutex_unlock(&dsi->lock);
 }
-EXPORT_SYMBOL(omapdss_dsi_display_disable);
 
-int omapdss_dsi_enable_te(struct omap_dss_device *dssdev, bool enable)
+static int dsi_enable_te(struct omap_dss_device *dssdev, bool enable)
 {
 	struct platform_device *dsidev = dsi_get_dsidev_from_dssdev(dssdev);
 	struct dsi_data *dsi = dsi_get_dsidrv_data(dsidev);
@@ -4661,7 +4549,6 @@ int omapdss_dsi_enable_te(struct omap_dss_device *dssdev, bool enable)
 	dsi->te_enabled = enable;
 	return 0;
 }
-EXPORT_SYMBOL(omapdss_dsi_enable_te);
 
 #ifdef PRINT_VERBOSE_VM_TIMINGS
 static void print_dsi_vm(const char *str,
@@ -5136,7 +5023,7 @@ static bool dsi_vm_calc(struct dsi_data *dsi,
 			dsi_vm_calc_pll_cb, ctx);
 }
 
-int omapdss_dsi_set_config(struct omap_dss_device *dssdev,
+static int dsi_set_config(struct omap_dss_device *dssdev,
 		const struct omap_dss_dsi_config *config)
 {
 	struct platform_device *dsidev = dsi_get_dsidev_from_dssdev(dssdev);
@@ -5184,7 +5071,6 @@ err:
 
 	return r;
 }
-EXPORT_SYMBOL(omapdss_dsi_set_config);
 
 /*
  * Return a hardcoded channel for the DSI output. This should work for
@@ -5235,7 +5121,7 @@ static enum omap_channel dsi_get_channel(int module_id)
 	}
 }
 
-int omap_dsi_request_vc(struct omap_dss_device *dssdev, int *channel)
+static int dsi_request_vc(struct omap_dss_device *dssdev, int *channel)
 {
 	struct platform_device *dsidev = dsi_get_dsidev_from_dssdev(dssdev);
 	struct dsi_data *dsi = dsi_get_dsidrv_data(dsidev);
@@ -5252,9 +5138,8 @@ int omap_dsi_request_vc(struct omap_dss_device *dssdev, int *channel)
 	DSSERR("cannot get VC for display %s", dssdev->name);
 	return -ENOSPC;
 }
-EXPORT_SYMBOL(omap_dsi_request_vc);
 
-int omap_dsi_set_vc_id(struct omap_dss_device *dssdev, int channel, int vc_id)
+static int dsi_set_vc_id(struct omap_dss_device *dssdev, int channel, int vc_id)
 {
 	struct platform_device *dsidev = dsi_get_dsidev_from_dssdev(dssdev);
 	struct dsi_data *dsi = dsi_get_dsidrv_data(dsidev);
@@ -5279,9 +5164,8 @@ int omap_dsi_set_vc_id(struct omap_dss_device *dssdev, int channel, int vc_id)
 
 	return 0;
 }
-EXPORT_SYMBOL(omap_dsi_set_vc_id);
 
-void omap_dsi_release_vc(struct omap_dss_device *dssdev, int channel)
+static void dsi_release_vc(struct omap_dss_device *dssdev, int channel)
 {
 	struct platform_device *dsidev = dsi_get_dsidev_from_dssdev(dssdev);
 	struct dsi_data *dsi = dsi_get_dsidrv_data(dsidev);
@@ -5292,7 +5176,6 @@ void omap_dsi_release_vc(struct omap_dss_device *dssdev, int channel)
 		dsi->vc[channel].vc_id = 0;
 	}
 }
-EXPORT_SYMBOL(omap_dsi_release_vc);
 
 void dsi_wait_pll_hsdiv_dispc_active(struct platform_device *dsidev)
 {
@@ -5348,79 +5231,6 @@ static int dsi_get_clocks(struct platform_device *dsidev)
 	return 0;
 }
 
-static struct omap_dss_device *dsi_find_dssdev(struct platform_device *pdev)
-{
-	struct omap_dss_board_info *pdata = pdev->dev.platform_data;
-	struct dsi_data *dsi = dsi_get_dsidrv_data(pdev);
-	const char *def_disp_name = omapdss_get_default_display_name();
-	struct omap_dss_device *def_dssdev;
-	int i;
-
-	def_dssdev = NULL;
-
-	for (i = 0; i < pdata->num_devices; ++i) {
-		struct omap_dss_device *dssdev = pdata->devices[i];
-
-		if (dssdev->type != OMAP_DISPLAY_TYPE_DSI)
-			continue;
-
-		if (dssdev->phy.dsi.module != dsi->module_id)
-			continue;
-
-		if (def_dssdev == NULL)
-			def_dssdev = dssdev;
-
-		if (def_disp_name != NULL &&
-				strcmp(dssdev->name, def_disp_name) == 0) {
-			def_dssdev = dssdev;
-			break;
-		}
-	}
-
-	return def_dssdev;
-}
-
-static int dsi_probe_pdata(struct platform_device *dsidev)
-{
-	struct dsi_data *dsi = dsi_get_dsidrv_data(dsidev);
-	struct omap_dss_device *plat_dssdev;
-	struct omap_dss_device *dssdev;
-	int r;
-
-	plat_dssdev = dsi_find_dssdev(dsidev);
-
-	if (!plat_dssdev)
-		return 0;
-
-	r = dsi_regulator_init(dsidev);
-	if (r)
-		return r;
-
-	dssdev = dss_alloc_and_init_device(&dsidev->dev);
-	if (!dssdev)
-		return -ENOMEM;
-
-	dss_copy_device_pdata(dssdev, plat_dssdev);
-
-	r = omapdss_output_set_device(&dsi->output, dssdev);
-	if (r) {
-		DSSERR("failed to connect output to new device: %s\n",
-				dssdev->name);
-		dss_put_device(dssdev);
-		return r;
-	}
-
-	r = dss_add_device(dssdev);
-	if (r) {
-		DSSERR("device %s register failed: %d\n", dssdev->name, r);
-		omapdss_output_unset_device(&dsi->output);
-		dss_put_device(dssdev);
-		return r;
-	}
-
-	return 0;
-}
-
 static int dsi_connect(struct omap_dss_device *dssdev,
 		struct omap_dss_device *dst)
 {
@@ -5454,9 +5264,9 @@ static int dsi_connect(struct omap_dss_device *dssdev,
 static void dsi_disconnect(struct omap_dss_device *dssdev,
 		struct omap_dss_device *dst)
 {
-	WARN_ON(dst != dssdev->device);
+	WARN_ON(dst != dssdev->dst);
 
-	if (dst != dssdev->device)
+	if (dst != dssdev->dst)
 		return;
 
 	omapdss_output_unset_device(dssdev);
@@ -5472,24 +5282,24 @@ static const struct omapdss_dsi_ops dsi_ops = {
 	.bus_lock = dsi_bus_lock,
 	.bus_unlock = dsi_bus_unlock,
 
-	.enable = omapdss_dsi_display_enable,
-	.disable = omapdss_dsi_display_disable,
+	.enable = dsi_display_enable,
+	.disable = dsi_display_disable,
 
-	.enable_hs = omapdss_dsi_vc_enable_hs,
+	.enable_hs = dsi_vc_enable_hs,
 
-	.configure_pins = omapdss_dsi_configure_pins,
-	.set_config = omapdss_dsi_set_config,
+	.configure_pins = dsi_configure_pins,
+	.set_config = dsi_set_config,
 
 	.enable_video_output = dsi_enable_video_output,
 	.disable_video_output = dsi_disable_video_output,
 
-	.update = omap_dsi_update,
+	.update = dsi_update,
 
-	.enable_te = omapdss_dsi_enable_te,
+	.enable_te = dsi_enable_te,
 
-	.request_vc = omap_dsi_request_vc,
-	.set_vc_id = omap_dsi_set_vc_id,
-	.release_vc = omap_dsi_release_vc,
+	.request_vc = dsi_request_vc,
+	.set_vc_id = dsi_set_vc_id,
+	.release_vc = dsi_release_vc,
 
 	.dcs_write = dsi_vc_dcs_write,
 	.dcs_write_nosync = dsi_vc_dcs_write_nosync,
@@ -5627,12 +5437,6 @@ static int omap_dsihw_probe(struct platform_device *dsidev)
 
 	dsi_init_output(dsidev);
 
-	if (dsidev->dev.platform_data) {
-		r = dsi_probe_pdata(dsidev);
-		if (r)
-			goto err_probe;
-	}
-
 	dsi_runtime_put(dsidev);
 
 	if (dsi->module_id == 0)
@@ -5648,9 +5452,6 @@ static int omap_dsihw_probe(struct platform_device *dsidev)
 #endif
 	return 0;
 
-err_probe:
-	dsi_runtime_put(dsidev);
-	dsi_uninit_output(dsidev);
 err_runtime_get:
 	pm_runtime_disable(&dsidev->dev);
 	return r;
@@ -5662,8 +5463,6 @@ static int __exit omap_dsihw_remove(struct platform_device *dsidev)
 
 	WARN_ON(dsi->scp_clk_refcount > 0);
 
-	dss_unregister_child_devices(&dsidev->dev);
-
 	dsi_uninit_output(dsidev);
 
 	pm_runtime_disable(&dsidev->dev);
diff --git a/drivers/video/omap2/dss/dss.h b/drivers/video/omap2/dss/dss.h
index 50a2362ef8f..e172531d196 100644
--- a/drivers/video/omap2/dss/dss.h
+++ b/drivers/video/omap2/dss/dss.h
@@ -163,22 +163,11 @@ struct platform_device;
 
 /* core */
 struct platform_device *dss_get_core_pdev(void);
-struct bus_type *dss_get_bus(void);
-struct regulator *dss_get_vdds_dsi(void);
-struct regulator *dss_get_vdds_sdi(void);
 int dss_dsi_enable_pads(int dsi_id, unsigned lane_mask);
 void dss_dsi_disable_pads(int dsi_id, unsigned lane_mask);
 int dss_set_min_bus_tput(struct device *dev, unsigned long tput);
 int dss_debugfs_create_file(const char *name, void (*write)(struct seq_file *));
 
-struct omap_dss_device *dss_alloc_and_init_device(struct device *parent);
-int dss_add_device(struct omap_dss_device *dssdev);
-void dss_unregister_device(struct omap_dss_device *dssdev);
-void dss_unregister_child_devices(struct device *parent);
-void dss_put_device(struct omap_dss_device *dssdev);
-void dss_copy_device_pdata(struct omap_dss_device *dst,
-		const struct omap_dss_device *src);
-
 /* display */
 int dss_suspend_all_devices(void);
 int dss_resume_all_devices(void);
@@ -436,44 +425,10 @@ int dispc_wb_setup(const struct omap_dss_writeback_info *wi,
 /* VENC */
 int venc_init_platform_driver(void) __init;
 void venc_uninit_platform_driver(void) __exit;
-int omapdss_venc_display_enable(struct omap_dss_device *dssdev);
-void omapdss_venc_display_disable(struct omap_dss_device *dssdev);
-void omapdss_venc_set_timings(struct omap_dss_device *dssdev,
-		struct omap_video_timings *timings);
-int omapdss_venc_check_timings(struct omap_dss_device *dssdev,
-		struct omap_video_timings *timings);
-u32 omapdss_venc_get_wss(struct omap_dss_device *dssdev);
-int omapdss_venc_set_wss(struct omap_dss_device *dssdev, u32 wss);
-void omapdss_venc_set_type(struct omap_dss_device *dssdev,
-		enum omap_dss_venc_type type);
-void omapdss_venc_invert_vid_out_polarity(struct omap_dss_device *dssdev,
-		bool invert_polarity);
-int venc_panel_init(void);
-void venc_panel_exit(void);
 
 /* HDMI */
 int hdmi_init_platform_driver(void) __init;
 void hdmi_uninit_platform_driver(void) __exit;
-int omapdss_hdmi_display_enable(struct omap_dss_device *dssdev);
-void omapdss_hdmi_display_disable(struct omap_dss_device *dssdev);
-int omapdss_hdmi_core_enable(struct omap_dss_device *dssdev);
-void omapdss_hdmi_core_disable(struct omap_dss_device *dssdev);
-void omapdss_hdmi_display_set_timing(struct omap_dss_device *dssdev,
-		struct omap_video_timings *timings);
-int omapdss_hdmi_display_check_timing(struct omap_dss_device *dssdev,
-					struct omap_video_timings *timings);
-int omapdss_hdmi_read_edid(u8 *buf, int len);
-bool omapdss_hdmi_detect(void);
-int hdmi_panel_init(void);
-void hdmi_panel_exit(void);
-#ifdef CONFIG_OMAP4_DSS_HDMI_AUDIO
-int hdmi_audio_enable(void);
-void hdmi_audio_disable(void);
-int hdmi_audio_start(void);
-void hdmi_audio_stop(void);
-bool hdmi_mode_has_audio(void);
-int hdmi_audio_config(struct omap_dss_audio *audio);
-#endif
 
 /* RFBI */
 int rfbi_init_platform_driver(void) __init;
diff --git a/drivers/video/omap2/dss/hdmi.c b/drivers/video/omap2/dss/hdmi.c
index 44a885b9282..82a96407499 100644
--- a/drivers/video/omap2/dss/hdmi.c
+++ b/drivers/video/omap2/dss/hdmi.c
@@ -66,10 +66,6 @@ static struct {
 	struct clk *sys_clk;
 	struct regulator *vdda_hdmi_dac_reg;
 
-	int ct_cp_hpd_gpio;
-	int ls_oe_gpio;
-	int hpd_gpio;
-
 	bool core_enabled;
 
 	struct omap_dss_device output;
@@ -353,40 +349,6 @@ static int hdmi_init_regulator(void)
 	return 0;
 }
 
-static int hdmi_init_display(struct omap_dss_device *dssdev)
-{
-	int r;
-
-	struct gpio gpios[] = {
-		{ hdmi.ct_cp_hpd_gpio, GPIOF_OUT_INIT_LOW, "hdmi_ct_cp_hpd" },
-		{ hdmi.ls_oe_gpio, GPIOF_OUT_INIT_LOW, "hdmi_ls_oe" },
-		{ hdmi.hpd_gpio, GPIOF_DIR_IN, "hdmi_hpd" },
-	};
-
-	DSSDBG("init_display\n");
-
-	dss_init_hdmi_ip_ops(&hdmi.ip_data, omapdss_get_version());
-
-	r = hdmi_init_regulator();
-	if (r)
-		return r;
-
-	r = gpio_request_array(gpios, ARRAY_SIZE(gpios));
-	if (r)
-		return r;
-
-	return 0;
-}
-
-static void hdmi_uninit_display(struct omap_dss_device *dssdev)
-{
-	DSSDBG("uninit_display\n");
-
-	gpio_free(hdmi.ct_cp_hpd_gpio);
-	gpio_free(hdmi.ls_oe_gpio);
-	gpio_free(hdmi.hpd_gpio);
-}
-
 static const struct hdmi_config *hdmi_find_timing(
 					const struct hdmi_config *timings_arr,
 					int len)
@@ -517,17 +479,9 @@ static int hdmi_power_on_core(struct omap_dss_device *dssdev)
 {
 	int r;
 
-	if (gpio_is_valid(hdmi.ct_cp_hpd_gpio))
-		gpio_set_value(hdmi.ct_cp_hpd_gpio, 1);
-	if (gpio_is_valid(hdmi.ls_oe_gpio))
-		gpio_set_value(hdmi.ls_oe_gpio, 1);
-
-	/* wait 300us after CT_CP_HPD for the 5V power output to reach 90% */
-	udelay(300);
-
 	r = regulator_enable(hdmi.vdda_hdmi_dac_reg);
 	if (r)
-		goto err_vdac_enable;
+		return r;
 
 	r = hdmi_runtime_get();
 	if (r)
@@ -542,11 +496,7 @@ static int hdmi_power_on_core(struct omap_dss_device *dssdev)
 
 err_runtime_get:
 	regulator_disable(hdmi.vdda_hdmi_dac_reg);
-err_vdac_enable:
-	if (gpio_is_valid(hdmi.ct_cp_hpd_gpio))
-		gpio_set_value(hdmi.ct_cp_hpd_gpio, 0);
-	if (gpio_is_valid(hdmi.ls_oe_gpio))
-		gpio_set_value(hdmi.ls_oe_gpio, 0);
+
 	return r;
 }
 
@@ -556,10 +506,6 @@ static void hdmi_power_off_core(struct omap_dss_device *dssdev)
 
 	hdmi_runtime_put();
 	regulator_disable(hdmi.vdda_hdmi_dac_reg);
-	if (gpio_is_valid(hdmi.ct_cp_hpd_gpio))
-		gpio_set_value(hdmi.ct_cp_hpd_gpio, 0);
-	if (gpio_is_valid(hdmi.ls_oe_gpio))
-		gpio_set_value(hdmi.ls_oe_gpio, 0);
 }
 
 static int hdmi_power_on_full(struct omap_dss_device *dssdev)
@@ -640,7 +586,7 @@ static void hdmi_power_off_full(struct omap_dss_device *dssdev)
 	hdmi_power_off_core(dssdev);
 }
 
-int omapdss_hdmi_display_check_timing(struct omap_dss_device *dssdev,
+static int hdmi_display_check_timing(struct omap_dss_device *dssdev,
 					struct omap_video_timings *timings)
 {
 	struct hdmi_cm cm;
@@ -654,7 +600,7 @@ int omapdss_hdmi_display_check_timing(struct omap_dss_device *dssdev,
 
 }
 
-void omapdss_hdmi_display_set_timing(struct omap_dss_device *dssdev,
+static void hdmi_display_set_timing(struct omap_dss_device *dssdev,
 		struct omap_video_timings *timings)
 {
 	struct hdmi_cm cm;
@@ -666,15 +612,16 @@ void omapdss_hdmi_display_set_timing(struct omap_dss_device *dssdev,
 	hdmi.ip_data.cfg.cm = cm;
 
 	t = hdmi_get_timings();
-	if (t != NULL)
+	if (t != NULL) {
 		hdmi.ip_data.cfg = *t;
 
-	dispc_set_tv_pclk(t->timings.pixel_clock * 1000);
+		dispc_set_tv_pclk(t->timings.pixel_clock * 1000);
+	}
 
 	mutex_unlock(&hdmi.lock);
 }
 
-static void omapdss_hdmi_display_get_timings(struct omap_dss_device *dssdev,
+static void hdmi_display_get_timings(struct omap_dss_device *dssdev,
 		struct omap_video_timings *timings)
 {
 	const struct hdmi_config *cfg;
@@ -704,7 +651,7 @@ static void hdmi_dump_regs(struct seq_file *s)
 	mutex_unlock(&hdmi.lock);
 }
 
-int omapdss_hdmi_read_edid(u8 *buf, int len)
+static int read_edid(u8 *buf, int len)
 {
 	int r;
 
@@ -721,24 +668,7 @@ int omapdss_hdmi_read_edid(u8 *buf, int len)
 	return r;
 }
 
-bool omapdss_hdmi_detect(void)
-{
-	int r;
-
-	mutex_lock(&hdmi.lock);
-
-	r = hdmi_runtime_get();
-	BUG_ON(r);
-
-	r = gpio_get_value(hdmi.hpd_gpio);
-
-	hdmi_runtime_put();
-	mutex_unlock(&hdmi.lock);
-
-	return r == 1;
-}
-
-int omapdss_hdmi_display_enable(struct omap_dss_device *dssdev)
+static int hdmi_display_enable(struct omap_dss_device *dssdev)
 {
 	struct omap_dss_device *out = &hdmi.output;
 	int r = 0;
@@ -767,7 +697,7 @@ err0:
 	return r;
 }
 
-void omapdss_hdmi_display_disable(struct omap_dss_device *dssdev)
+static void hdmi_display_disable(struct omap_dss_device *dssdev)
 {
 	DSSDBG("Enter hdmi_display_disable\n");
 
@@ -778,7 +708,7 @@ void omapdss_hdmi_display_disable(struct omap_dss_device *dssdev)
 	mutex_unlock(&hdmi.lock);
 }
 
-int omapdss_hdmi_core_enable(struct omap_dss_device *dssdev)
+static int hdmi_core_enable(struct omap_dss_device *dssdev)
 {
 	int r = 0;
 
@@ -800,7 +730,7 @@ err0:
 	return r;
 }
 
-void omapdss_hdmi_core_disable(struct omap_dss_device *dssdev)
+static void hdmi_core_disable(struct omap_dss_device *dssdev)
 {
 	DSSDBG("Enter omapdss_hdmi_core_disable\n");
 
@@ -927,35 +857,7 @@ int hdmi_compute_acr(u32 sample_freq, u32 *n, u32 *cts)
 	return 0;
 }
 
-int hdmi_audio_enable(void)
-{
-	DSSDBG("audio_enable\n");
-
-	return hdmi.ip_data.ops->audio_enable(&hdmi.ip_data);
-}
-
-void hdmi_audio_disable(void)
-{
-	DSSDBG("audio_disable\n");
-
-	hdmi.ip_data.ops->audio_disable(&hdmi.ip_data);
-}
-
-int hdmi_audio_start(void)
-{
-	DSSDBG("audio_start\n");
-
-	return hdmi.ip_data.ops->audio_start(&hdmi.ip_data);
-}
-
-void hdmi_audio_stop(void)
-{
-	DSSDBG("audio_stop\n");
-
-	hdmi.ip_data.ops->audio_stop(&hdmi.ip_data);
-}
-
-bool hdmi_mode_has_audio(void)
+static bool hdmi_mode_has_audio(void)
 {
 	if (hdmi.ip_data.cfg.cm.mode == HDMI_HDMI)
 		return true;
@@ -963,92 +865,8 @@ bool hdmi_mode_has_audio(void)
 		return false;
 }
 
-int hdmi_audio_config(struct omap_dss_audio *audio)
-{
-	return hdmi.ip_data.ops->audio_config(&hdmi.ip_data, audio);
-}
-
 #endif
 
-static struct omap_dss_device *hdmi_find_dssdev(struct platform_device *pdev)
-{
-	struct omap_dss_board_info *pdata = pdev->dev.platform_data;
-	const char *def_disp_name = omapdss_get_default_display_name();
-	struct omap_dss_device *def_dssdev;
-	int i;
-
-	def_dssdev = NULL;
-
-	for (i = 0; i < pdata->num_devices; ++i) {
-		struct omap_dss_device *dssdev = pdata->devices[i];
-
-		if (dssdev->type != OMAP_DISPLAY_TYPE_HDMI)
-			continue;
-
-		if (def_dssdev == NULL)
-			def_dssdev = dssdev;
-
-		if (def_disp_name != NULL &&
-				strcmp(dssdev->name, def_disp_name) == 0) {
-			def_dssdev = dssdev;
-			break;
-		}
-	}
-
-	return def_dssdev;
-}
-
-static int hdmi_probe_pdata(struct platform_device *pdev)
-{
-	struct omap_dss_device *plat_dssdev;
-	struct omap_dss_device *dssdev;
-	struct omap_dss_hdmi_data *priv;
-	int r;
-
-	plat_dssdev = hdmi_find_dssdev(pdev);
-
-	if (!plat_dssdev)
-		return 0;
-
-	dssdev = dss_alloc_and_init_device(&pdev->dev);
-	if (!dssdev)
-		return -ENOMEM;
-
-	dss_copy_device_pdata(dssdev, plat_dssdev);
-
-	priv = dssdev->data;
-
-	hdmi.ct_cp_hpd_gpio = priv->ct_cp_hpd_gpio;
-	hdmi.ls_oe_gpio = priv->ls_oe_gpio;
-	hdmi.hpd_gpio = priv->hpd_gpio;
-
-	r = hdmi_init_display(dssdev);
-	if (r) {
-		DSSERR("device %s init failed: %d\n", dssdev->name, r);
-		dss_put_device(dssdev);
-		return r;
-	}
-
-	r = omapdss_output_set_device(&hdmi.output, dssdev);
-	if (r) {
-		DSSERR("failed to connect output to new device: %s\n",
-				dssdev->name);
-		dss_put_device(dssdev);
-		return r;
-	}
-
-	r = dss_add_device(dssdev);
-	if (r) {
-		DSSERR("device %s register failed: %d\n", dssdev->name, r);
-		omapdss_output_unset_device(&hdmi.output);
-		hdmi_uninit_display(dssdev);
-		dss_put_device(dssdev);
-		return r;
-	}
-
-	return 0;
-}
-
 static int hdmi_connect(struct omap_dss_device *dssdev,
 		struct omap_dss_device *dst)
 {
@@ -1083,9 +901,9 @@ static int hdmi_connect(struct omap_dss_device *dssdev,
 static void hdmi_disconnect(struct omap_dss_device *dssdev,
 		struct omap_dss_device *dst)
 {
-	WARN_ON(dst != dssdev->device);
+	WARN_ON(dst != dssdev->dst);
 
-	if (dst != dssdev->device)
+	if (dst != dssdev->dst)
 		return;
 
 	omapdss_output_unset_device(dssdev);
@@ -1103,21 +921,21 @@ static int hdmi_read_edid(struct omap_dss_device *dssdev,
 	need_enable = hdmi.core_enabled == false;
 
 	if (need_enable) {
-		r = omapdss_hdmi_core_enable(dssdev);
+		r = hdmi_core_enable(dssdev);
 		if (r)
 			return r;
 	}
 
-	r = omapdss_hdmi_read_edid(edid, len);
+	r = read_edid(edid, len);
 
 	if (need_enable)
-		omapdss_hdmi_core_disable(dssdev);
+		hdmi_core_disable(dssdev);
 
 	return r;
 }
 
 #if defined(CONFIG_OMAP4_DSS_HDMI_AUDIO)
-static int omapdss_hdmi_audio_enable(struct omap_dss_device *dssdev)
+static int hdmi_audio_enable(struct omap_dss_device *dssdev)
 {
 	int r;
 
@@ -1128,7 +946,8 @@ static int omapdss_hdmi_audio_enable(struct omap_dss_device *dssdev)
 		goto err;
 	}
 
-	r = hdmi_audio_enable();
+
+	r = hdmi.ip_data.ops->audio_enable(&hdmi.ip_data);
 	if (r)
 		goto err;
 
@@ -1140,22 +959,22 @@ err:
 	return r;
 }
 
-static void omapdss_hdmi_audio_disable(struct omap_dss_device *dssdev)
+static void hdmi_audio_disable(struct omap_dss_device *dssdev)
 {
-	hdmi_audio_disable();
+	hdmi.ip_data.ops->audio_disable(&hdmi.ip_data);
 }
 
-static int omapdss_hdmi_audio_start(struct omap_dss_device *dssdev)
+static int hdmi_audio_start(struct omap_dss_device *dssdev)
 {
-	return hdmi_audio_start();
+	return hdmi.ip_data.ops->audio_start(&hdmi.ip_data);
 }
 
-static void omapdss_hdmi_audio_stop(struct omap_dss_device *dssdev)
+static void hdmi_audio_stop(struct omap_dss_device *dssdev)
 {
-	hdmi_audio_stop();
+	hdmi.ip_data.ops->audio_stop(&hdmi.ip_data);
 }
 
-static bool omapdss_hdmi_audio_supported(struct omap_dss_device *dssdev)
+static bool hdmi_audio_supported(struct omap_dss_device *dssdev)
 {
 	bool r;
 
@@ -1167,7 +986,7 @@ static bool omapdss_hdmi_audio_supported(struct omap_dss_device *dssdev)
 	return r;
 }
 
-static int omapdss_hdmi_audio_config(struct omap_dss_device *dssdev,
+static int hdmi_audio_config(struct omap_dss_device *dssdev,
 		struct omap_dss_audio *audio)
 {
 	int r;
@@ -1179,7 +998,7 @@ static int omapdss_hdmi_audio_config(struct omap_dss_device *dssdev,
 		goto err;
 	}
 
-	r = hdmi_audio_config(audio);
+	r = hdmi.ip_data.ops->audio_config(&hdmi.ip_data, audio);
 	if (r)
 		goto err;
 
@@ -1191,30 +1010,30 @@ err:
 	return r;
 }
 #else
-static int omapdss_hdmi_audio_enable(struct omap_dss_device *dssdev)
+static int hdmi_audio_enable(struct omap_dss_device *dssdev)
 {
 	return -EPERM;
 }
 
-static void omapdss_hdmi_audio_disable(struct omap_dss_device *dssdev)
+static void hdmi_audio_disable(struct omap_dss_device *dssdev)
 {
 }
 
-static int omapdss_hdmi_audio_start(struct omap_dss_device *dssdev)
+static int hdmi_audio_start(struct omap_dss_device *dssdev)
 {
 	return -EPERM;
 }
 
-static void omapdss_hdmi_audio_stop(struct omap_dss_device *dssdev)
+static void hdmi_audio_stop(struct omap_dss_device *dssdev)
 {
 }
 
-static bool omapdss_hdmi_audio_supported(struct omap_dss_device *dssdev)
+static bool hdmi_audio_supported(struct omap_dss_device *dssdev)
 {
 	return false;
 }
 
-static int omapdss_hdmi_audio_config(struct omap_dss_device *dssdev,
+static int hdmi_audio_config(struct omap_dss_device *dssdev,
 		struct omap_dss_audio *audio)
 {
 	return -EPERM;
@@ -1225,21 +1044,21 @@ static const struct omapdss_hdmi_ops hdmi_ops = {
 	.connect		= hdmi_connect,
 	.disconnect		= hdmi_disconnect,
 
-	.enable			= omapdss_hdmi_display_enable,
-	.disable		= omapdss_hdmi_display_disable,
+	.enable			= hdmi_display_enable,
+	.disable		= hdmi_display_disable,
 
-	.check_timings		= omapdss_hdmi_display_check_timing,
-	.set_timings		= omapdss_hdmi_display_set_timing,
-	.get_timings		= omapdss_hdmi_display_get_timings,
+	.check_timings		= hdmi_display_check_timing,
+	.set_timings		= hdmi_display_set_timing,
+	.get_timings		= hdmi_display_get_timings,
 
 	.read_edid		= hdmi_read_edid,
 
-	.audio_enable		= omapdss_hdmi_audio_enable,
-	.audio_disable		= omapdss_hdmi_audio_disable,
-	.audio_start		= omapdss_hdmi_audio_start,
-	.audio_stop		= omapdss_hdmi_audio_stop,
-	.audio_supported	= omapdss_hdmi_audio_supported,
-	.audio_config		= omapdss_hdmi_audio_config,
+	.audio_enable		= hdmi_audio_enable,
+	.audio_disable		= hdmi_audio_disable,
+	.audio_start		= hdmi_audio_start,
+	.audio_stop		= hdmi_audio_stop,
+	.audio_supported	= hdmi_audio_supported,
+	.audio_config		= hdmi_audio_config,
 };
 
 static void hdmi_init_output(struct platform_device *pdev)
@@ -1301,50 +1120,15 @@ static int omapdss_hdmihw_probe(struct platform_device *pdev)
 	hdmi.ip_data.pll_offset = HDMI_PLLCTRL;
 	hdmi.ip_data.phy_offset = HDMI_PHY;
 
-	hdmi.ct_cp_hpd_gpio = -1;
-	hdmi.ls_oe_gpio = -1;
-	hdmi.hpd_gpio = -1;
-
 	hdmi_init_output(pdev);
 
-	r = hdmi_panel_init();
-	if (r) {
-		DSSERR("can't init panel\n");
-		return r;
-	}
-
 	dss_debugfs_create_file("hdmi", hdmi_dump_regs);
 
-	if (pdev->dev.platform_data) {
-		r = hdmi_probe_pdata(pdev);
-		if (r)
-			goto err_probe;
-	}
-
-	return 0;
-
-err_probe:
-	hdmi_panel_exit();
-	hdmi_uninit_output(pdev);
-	pm_runtime_disable(&pdev->dev);
-	return r;
-}
-
-static int __exit hdmi_remove_child(struct device *dev, void *data)
-{
-	struct omap_dss_device *dssdev = to_dss_device(dev);
-	hdmi_uninit_display(dssdev);
 	return 0;
 }
 
 static int __exit omapdss_hdmihw_remove(struct platform_device *pdev)
 {
-	device_for_each_child(&pdev->dev, NULL, hdmi_remove_child);
-
-	dss_unregister_child_devices(&pdev->dev);
-
-	hdmi_panel_exit();
-
 	hdmi_uninit_output(pdev);
 
 	pm_runtime_disable(&pdev->dev);
diff --git a/drivers/video/omap2/dss/hdmi_panel.c b/drivers/video/omap2/dss/hdmi_panel.c
deleted file mode 100644
index dfb8eda81b6..00000000000
--- a/drivers/video/omap2/dss/hdmi_panel.c
+++ /dev/null
@@ -1,414 +0,0 @@
-/*
- * hdmi_panel.c
- *
- * HDMI library support functions for TI OMAP4 processors.
- *
- * Copyright (C) 2010-2011 Texas Instruments Incorporated - http://www.ti.com/
- * Authors:	Mythri P k <mythripk@ti.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 <linux/kernel.h>
-#include <linux/err.h>
-#include <linux/io.h>
-#include <linux/mutex.h>
-#include <linux/module.h>
-#include <video/omapdss.h>
-#include <linux/slab.h>
-
-#include "dss.h"
-
-static struct {
-	/* This protects the panel ops, mainly when accessing the HDMI IP. */
-	struct mutex lock;
-#if defined(CONFIG_OMAP4_DSS_HDMI_AUDIO)
-	/* This protects the audio ops, specifically. */
-	spinlock_t audio_lock;
-#endif
-} hdmi;
-
-
-static int hdmi_panel_probe(struct omap_dss_device *dssdev)
-{
-	/* Initialize default timings to VGA in DVI mode */
-	const struct omap_video_timings default_timings = {
-		.x_res		= 640,
-		.y_res		= 480,
-		.pixel_clock	= 25175,
-		.hsw		= 96,
-		.hfp		= 16,
-		.hbp		= 48,
-		.vsw		= 2,
-		.vfp		= 11,
-		.vbp		= 31,
-
-		.vsync_level	= OMAPDSS_SIG_ACTIVE_LOW,
-		.hsync_level	= OMAPDSS_SIG_ACTIVE_LOW,
-
-		.interlace	= false,
-	};
-
-	DSSDBG("ENTER hdmi_panel_probe\n");
-
-	dssdev->panel.timings = default_timings;
-
-	DSSDBG("hdmi_panel_probe x_res= %d y_res = %d\n",
-		dssdev->panel.timings.x_res,
-		dssdev->panel.timings.y_res);
-
-	omapdss_hdmi_display_set_timing(dssdev, &dssdev->panel.timings);
-
-	return 0;
-}
-
-static void hdmi_panel_remove(struct omap_dss_device *dssdev)
-{
-
-}
-
-#if defined(CONFIG_OMAP4_DSS_HDMI_AUDIO)
-static int hdmi_panel_audio_enable(struct omap_dss_device *dssdev)
-{
-	unsigned long flags;
-	int r;
-
-	mutex_lock(&hdmi.lock);
-	spin_lock_irqsave(&hdmi.audio_lock, flags);
-
-	/* enable audio only if the display is active and supports audio */
-	if (dssdev->state != OMAP_DSS_DISPLAY_ACTIVE ||
-	    !hdmi_mode_has_audio()) {
-		DSSERR("audio not supported or display is off\n");
-		r = -EPERM;
-		goto err;
-	}
-
-	r = hdmi_audio_enable();
-
-	if (!r)
-		dssdev->audio_state = OMAP_DSS_AUDIO_ENABLED;
-
-err:
-	spin_unlock_irqrestore(&hdmi.audio_lock, flags);
-	mutex_unlock(&hdmi.lock);
-	return r;
-}
-
-static void hdmi_panel_audio_disable(struct omap_dss_device *dssdev)
-{
-	unsigned long flags;
-
-	spin_lock_irqsave(&hdmi.audio_lock, flags);
-
-	hdmi_audio_disable();
-
-	dssdev->audio_state = OMAP_DSS_AUDIO_DISABLED;
-
-	spin_unlock_irqrestore(&hdmi.audio_lock, flags);
-}
-
-static int hdmi_panel_audio_start(struct omap_dss_device *dssdev)
-{
-	unsigned long flags;
-	int r;
-
-	spin_lock_irqsave(&hdmi.audio_lock, flags);
-	/*
-	 * No need to check the panel state. It was checked when trasitioning
-	 * to AUDIO_ENABLED.
-	 */
-	if (dssdev->audio_state != OMAP_DSS_AUDIO_ENABLED) {
-		DSSERR("audio start from invalid state\n");
-		r = -EPERM;
-		goto err;
-	}
-
-	r = hdmi_audio_start();
-
-	if (!r)
-		dssdev->audio_state = OMAP_DSS_AUDIO_PLAYING;
-
-err:
-	spin_unlock_irqrestore(&hdmi.audio_lock, flags);
-	return r;
-}
-
-static void hdmi_panel_audio_stop(struct omap_dss_device *dssdev)
-{
-	unsigned long flags;
-
-	spin_lock_irqsave(&hdmi.audio_lock, flags);
-
-	hdmi_audio_stop();
-	dssdev->audio_state = OMAP_DSS_AUDIO_ENABLED;
-
-	spin_unlock_irqrestore(&hdmi.audio_lock, flags);
-}
-
-static bool hdmi_panel_audio_supported(struct omap_dss_device *dssdev)
-{
-	bool r = false;
-
-	mutex_lock(&hdmi.lock);
-
-	if (dssdev->state != OMAP_DSS_DISPLAY_ACTIVE)
-		goto err;
-
-	if (!hdmi_mode_has_audio())
-		goto err;
-
-	r = true;
-err:
-	mutex_unlock(&hdmi.lock);
-	return r;
-}
-
-static int hdmi_panel_audio_config(struct omap_dss_device *dssdev,
-		struct omap_dss_audio *audio)
-{
-	unsigned long flags;
-	int r;
-
-	mutex_lock(&hdmi.lock);
-	spin_lock_irqsave(&hdmi.audio_lock, flags);
-
-	/* config audio only if the display is active and supports audio */
-	if (dssdev->state != OMAP_DSS_DISPLAY_ACTIVE ||
-	    !hdmi_mode_has_audio()) {
-		DSSERR("audio not supported or display is off\n");
-		r = -EPERM;
-		goto err;
-	}
-
-	r = hdmi_audio_config(audio);
-
-	if (!r)
-		dssdev->audio_state = OMAP_DSS_AUDIO_CONFIGURED;
-
-err:
-	spin_unlock_irqrestore(&hdmi.audio_lock, flags);
-	mutex_unlock(&hdmi.lock);
-	return r;
-}
-
-#else
-static int hdmi_panel_audio_enable(struct omap_dss_device *dssdev)
-{
-	return -EPERM;
-}
-
-static void hdmi_panel_audio_disable(struct omap_dss_device *dssdev)
-{
-}
-
-static int hdmi_panel_audio_start(struct omap_dss_device *dssdev)
-{
-	return -EPERM;
-}
-
-static void hdmi_panel_audio_stop(struct omap_dss_device *dssdev)
-{
-}
-
-static bool hdmi_panel_audio_supported(struct omap_dss_device *dssdev)
-{
-	return false;
-}
-
-static int hdmi_panel_audio_config(struct omap_dss_device *dssdev,
-		struct omap_dss_audio *audio)
-{
-	return -EPERM;
-}
-#endif
-
-static int hdmi_panel_enable(struct omap_dss_device *dssdev)
-{
-	int r = 0;
-	DSSDBG("ENTER hdmi_panel_enable\n");
-
-	mutex_lock(&hdmi.lock);
-
-	if (dssdev->state != OMAP_DSS_DISPLAY_DISABLED) {
-		r = -EINVAL;
-		goto err;
-	}
-
-	omapdss_hdmi_display_set_timing(dssdev, &dssdev->panel.timings);
-
-	r = omapdss_hdmi_display_enable(dssdev);
-	if (r) {
-		DSSERR("failed to power on\n");
-		goto err;
-	}
-
-	dssdev->state = OMAP_DSS_DISPLAY_ACTIVE;
-
-err:
-	mutex_unlock(&hdmi.lock);
-
-	return r;
-}
-
-static void hdmi_panel_disable(struct omap_dss_device *dssdev)
-{
-	mutex_lock(&hdmi.lock);
-
-	if (dssdev->state == OMAP_DSS_DISPLAY_ACTIVE) {
-		/*
-		 * TODO: notify audio users that the display was disabled. For
-		 * now, disable audio locally to not break our audio state
-		 * machine.
-		 */
-		hdmi_panel_audio_disable(dssdev);
-		omapdss_hdmi_display_disable(dssdev);
-	}
-
-	dssdev->state = OMAP_DSS_DISPLAY_DISABLED;
-
-	mutex_unlock(&hdmi.lock);
-}
-
-static void hdmi_get_timings(struct omap_dss_device *dssdev,
-			struct omap_video_timings *timings)
-{
-	mutex_lock(&hdmi.lock);
-
-	*timings = dssdev->panel.timings;
-
-	mutex_unlock(&hdmi.lock);
-}
-
-static void hdmi_set_timings(struct omap_dss_device *dssdev,
-			struct omap_video_timings *timings)
-{
-	DSSDBG("hdmi_set_timings\n");
-
-	mutex_lock(&hdmi.lock);
-
-	/*
-	 * TODO: notify audio users that there was a timings change. For
-	 * now, disable audio locally to not break our audio state machine.
-	 */
-	hdmi_panel_audio_disable(dssdev);
-
-	omapdss_hdmi_display_set_timing(dssdev, timings);
-	dssdev->panel.timings = *timings;
-
-	mutex_unlock(&hdmi.lock);
-}
-
-static int hdmi_check_timings(struct omap_dss_device *dssdev,
-			struct omap_video_timings *timings)
-{
-	int r = 0;
-
-	DSSDBG("hdmi_check_timings\n");
-
-	mutex_lock(&hdmi.lock);
-
-	r = omapdss_hdmi_display_check_timing(dssdev, timings);
-
-	mutex_unlock(&hdmi.lock);
-	return r;
-}
-
-static int hdmi_read_edid(struct omap_dss_device *dssdev, u8 *buf, int len)
-{
-	int r;
-	bool need_enable;
-
-	mutex_lock(&hdmi.lock);
-
-	need_enable = dssdev->state == OMAP_DSS_DISPLAY_DISABLED;
-
-	if (need_enable) {
-		r = omapdss_hdmi_core_enable(dssdev);
-		if (r)
-			goto err;
-	}
-
-	r = omapdss_hdmi_read_edid(buf, len);
-
-	if (need_enable)
-		omapdss_hdmi_core_disable(dssdev);
-err:
-	mutex_unlock(&hdmi.lock);
-
-	return r;
-}
-
-static bool hdmi_detect(struct omap_dss_device *dssdev)
-{
-	int r;
-	bool need_enable;
-
-	mutex_lock(&hdmi.lock);
-
-	need_enable = dssdev->state == OMAP_DSS_DISPLAY_DISABLED;
-
-	if (need_enable) {
-		r = omapdss_hdmi_core_enable(dssdev);
-		if (r)
-			goto err;
-	}
-
-	r = omapdss_hdmi_detect();
-
-	if (need_enable)
-		omapdss_hdmi_core_disable(dssdev);
-err:
-	mutex_unlock(&hdmi.lock);
-
-	return r;
-}
-
-static struct omap_dss_driver hdmi_driver = {
-	.probe		= hdmi_panel_probe,
-	.remove		= hdmi_panel_remove,
-	.enable		= hdmi_panel_enable,
-	.disable	= hdmi_panel_disable,
-	.get_timings	= hdmi_get_timings,
-	.set_timings	= hdmi_set_timings,
-	.check_timings	= hdmi_check_timings,
-	.read_edid	= hdmi_read_edid,
-	.detect		= hdmi_detect,
-	.audio_enable	= hdmi_panel_audio_enable,
-	.audio_disable	= hdmi_panel_audio_disable,
-	.audio_start	= hdmi_panel_audio_start,
-	.audio_stop	= hdmi_panel_audio_stop,
-	.audio_supported	= hdmi_panel_audio_supported,
-	.audio_config	= hdmi_panel_audio_config,
-	.driver			= {
-		.name   = "hdmi_panel",
-		.owner  = THIS_MODULE,
-	},
-};
-
-int hdmi_panel_init(void)
-{
-	mutex_init(&hdmi.lock);
-
-#if defined(CONFIG_OMAP4_DSS_HDMI_AUDIO)
-	spin_lock_init(&hdmi.audio_lock);
-#endif
-
-	return omap_dss_register_driver(&hdmi_driver);
-}
-
-void hdmi_panel_exit(void)
-{
-	omap_dss_unregister_driver(&hdmi_driver);
-
-}
diff --git a/drivers/video/omap2/dss/manager-sysfs.c b/drivers/video/omap2/dss/manager-sysfs.c
index de7e7b5b1b7..37b59fe28dc 100644
--- a/drivers/video/omap2/dss/manager-sysfs.c
+++ b/drivers/video/omap2/dss/manager-sysfs.c
@@ -285,9 +285,10 @@ static ssize_t manager_alpha_blending_enabled_show(
 {
 	struct omap_overlay_manager_info info;
 
-	mgr->get_manager_info(mgr, &info);
+	if(!dss_has_feature(FEAT_ALPHA_FIXED_ZORDER))
+		return -ENODEV;
 
-	WARN_ON(!dss_has_feature(FEAT_ALPHA_FIXED_ZORDER));
+	mgr->get_manager_info(mgr, &info);
 
 	return snprintf(buf, PAGE_SIZE, "%d\n",
 		info.partial_alpha_enabled);
@@ -301,7 +302,8 @@ static ssize_t manager_alpha_blending_enabled_store(
 	bool enable;
 	int r;
 
-	WARN_ON(!dss_has_feature(FEAT_ALPHA_FIXED_ZORDER));
+	if(!dss_has_feature(FEAT_ALPHA_FIXED_ZORDER))
+		return -ENODEV;
 
 	r = strtobool(buf, &enable);
 	if (r)
diff --git a/drivers/video/omap2/dss/output.c b/drivers/video/omap2/dss/output.c
index 3f5c0a758b3..2ab3afa615e 100644
--- a/drivers/video/omap2/dss/output.c
+++ b/drivers/video/omap2/dss/output.c
@@ -34,9 +34,9 @@ int omapdss_output_set_device(struct omap_dss_device *out,
 
 	mutex_lock(&output_lock);
 
-	if (out->device) {
+	if (out->dst) {
 		DSSERR("output already has device %s connected to it\n",
-			out->device->name);
+			out->dst->name);
 		r = -EINVAL;
 		goto err;
 	}
@@ -47,8 +47,8 @@ int omapdss_output_set_device(struct omap_dss_device *out,
 		goto err;
 	}
 
-	out->device = dssdev;
-	dssdev->output = out;
+	out->dst = dssdev;
+	dssdev->src = out;
 
 	mutex_unlock(&output_lock);
 
@@ -66,21 +66,21 @@ int omapdss_output_unset_device(struct omap_dss_device *out)
 
 	mutex_lock(&output_lock);
 
-	if (!out->device) {
+	if (!out->dst) {
 		DSSERR("output doesn't have a device connected to it\n");
 		r = -EINVAL;
 		goto err;
 	}
 
-	if (out->device->state != OMAP_DSS_DISPLAY_DISABLED) {
+	if (out->dst->state != OMAP_DSS_DISPLAY_DISABLED) {
 		DSSERR("device %s is not disabled, cannot unset device\n",
-				out->device->name);
+				out->dst->name);
 		r = -EINVAL;
 		goto err;
 	}
 
-	out->device->output = NULL;
-	out->device = NULL;
+	out->dst->src = NULL;
+	out->dst = NULL;
 
 	mutex_unlock(&output_lock);
 
@@ -146,8 +146,8 @@ EXPORT_SYMBOL(omap_dss_find_output_by_node);
 
 struct omap_dss_device *omapdss_find_output_from_display(struct omap_dss_device *dssdev)
 {
-	while (dssdev->output)
-		dssdev = dssdev->output;
+	while (dssdev->src)
+		dssdev = dssdev->src;
 
 	if (dssdev->id != 0)
 		return omap_dss_get_device(dssdev);
diff --git a/drivers/video/omap2/dss/rfbi.c b/drivers/video/omap2/dss/rfbi.c
index fdfe6e6f25d..c8a81a2b879 100644
--- a/drivers/video/omap2/dss/rfbi.c
+++ b/drivers/video/omap2/dss/rfbi.c
@@ -151,19 +151,17 @@ static void rfbi_runtime_put(void)
 	WARN_ON(r < 0 && r != -ENOSYS);
 }
 
-void rfbi_bus_lock(void)
+static void rfbi_bus_lock(void)
 {
 	down(&rfbi.bus_lock);
 }
-EXPORT_SYMBOL(rfbi_bus_lock);
 
-void rfbi_bus_unlock(void)
+static void rfbi_bus_unlock(void)
 {
 	up(&rfbi.bus_lock);
 }
-EXPORT_SYMBOL(rfbi_bus_unlock);
 
-void omap_rfbi_write_command(const void *buf, u32 len)
+static void rfbi_write_command(const void *buf, u32 len)
 {
 	switch (rfbi.parallelmode) {
 	case OMAP_DSS_RFBI_PARALLELMODE_8:
@@ -189,9 +187,8 @@ void omap_rfbi_write_command(const void *buf, u32 len)
 		BUG();
 	}
 }
-EXPORT_SYMBOL(omap_rfbi_write_command);
 
-void omap_rfbi_read_data(void *buf, u32 len)
+static void rfbi_read_data(void *buf, u32 len)
 {
 	switch (rfbi.parallelmode) {
 	case OMAP_DSS_RFBI_PARALLELMODE_8:
@@ -221,9 +218,8 @@ void omap_rfbi_read_data(void *buf, u32 len)
 		BUG();
 	}
 }
-EXPORT_SYMBOL(omap_rfbi_read_data);
 
-void omap_rfbi_write_data(const void *buf, u32 len)
+static void rfbi_write_data(const void *buf, u32 len)
 {
 	switch (rfbi.parallelmode) {
 	case OMAP_DSS_RFBI_PARALLELMODE_8:
@@ -250,9 +246,8 @@ void omap_rfbi_write_data(const void *buf, u32 len)
 
 	}
 }
-EXPORT_SYMBOL(omap_rfbi_write_data);
 
-void omap_rfbi_write_pixels(const void __iomem *buf, int scr_width,
+static void rfbi_write_pixels(const void __iomem *buf, int scr_width,
 		u16 x, u16 y,
 		u16 w, u16 h)
 {
@@ -305,7 +300,6 @@ void omap_rfbi_write_pixels(const void __iomem *buf, int scr_width,
 		BUG();
 	}
 }
-EXPORT_SYMBOL(omap_rfbi_write_pixels);
 
 static int rfbi_transfer_area(struct omap_dss_device *dssdev,
 		void (*callback)(void *data), void *data)
@@ -574,7 +568,7 @@ static int rfbi_convert_timings(struct rfbi_timings *t)
 }
 
 /* xxx FIX module selection missing */
-int omap_rfbi_setup_te(enum omap_rfbi_te_mode mode,
+static int rfbi_setup_te(enum omap_rfbi_te_mode mode,
 			     unsigned hs_pulse_time, unsigned vs_pulse_time,
 			     int hs_pol_inv, int vs_pol_inv, int extif_div)
 {
@@ -613,10 +607,9 @@ int omap_rfbi_setup_te(enum omap_rfbi_te_mode mode,
 
 	return 0;
 }
-EXPORT_SYMBOL(omap_rfbi_setup_te);
 
 /* xxx FIX module selection missing */
-int omap_rfbi_enable_te(bool enable, unsigned line)
+static int rfbi_enable_te(bool enable, unsigned line)
 {
 	u32 l;
 
@@ -636,9 +629,8 @@ int omap_rfbi_enable_te(bool enable, unsigned line)
 
 	return 0;
 }
-EXPORT_SYMBOL(omap_rfbi_enable_te);
 
-static int rfbi_configure(int rfbi_module, int bpp, int lines)
+static int rfbi_configure_bus(int rfbi_module, int bpp, int lines)
 {
 	u32 l;
 	int cycle1 = 0, cycle2 = 0, cycle3 = 0;
@@ -770,45 +762,39 @@ static int rfbi_configure(int rfbi_module, int bpp, int lines)
 	return 0;
 }
 
-int omap_rfbi_configure(struct omap_dss_device *dssdev)
+static int rfbi_configure(struct omap_dss_device *dssdev)
 {
-	return rfbi_configure(dssdev->phy.rfbi.channel, rfbi.pixel_size,
+	return rfbi_configure_bus(dssdev->phy.rfbi.channel, rfbi.pixel_size,
 			rfbi.data_lines);
 }
-EXPORT_SYMBOL(omap_rfbi_configure);
 
-int omap_rfbi_update(struct omap_dss_device *dssdev, void (*callback)(void *),
+static int rfbi_update(struct omap_dss_device *dssdev, void (*callback)(void *),
 		void *data)
 {
 	return rfbi_transfer_area(dssdev, callback, data);
 }
-EXPORT_SYMBOL(omap_rfbi_update);
 
-void omapdss_rfbi_set_size(struct omap_dss_device *dssdev, u16 w, u16 h)
+static void rfbi_set_size(struct omap_dss_device *dssdev, u16 w, u16 h)
 {
 	rfbi.timings.x_res = w;
 	rfbi.timings.y_res = h;
 }
-EXPORT_SYMBOL(omapdss_rfbi_set_size);
 
-void omapdss_rfbi_set_pixel_size(struct omap_dss_device *dssdev, int pixel_size)
+static void rfbi_set_pixel_size(struct omap_dss_device *dssdev, int pixel_size)
 {
 	rfbi.pixel_size = pixel_size;
 }
-EXPORT_SYMBOL(omapdss_rfbi_set_pixel_size);
 
-void omapdss_rfbi_set_data_lines(struct omap_dss_device *dssdev, int data_lines)
+static void rfbi_set_data_lines(struct omap_dss_device *dssdev, int data_lines)
 {
 	rfbi.data_lines = data_lines;
 }
-EXPORT_SYMBOL(omapdss_rfbi_set_data_lines);
 
-void omapdss_rfbi_set_interface_timings(struct omap_dss_device *dssdev,
+static void rfbi_set_interface_timings(struct omap_dss_device *dssdev,
 		struct rfbi_timings *timings)
 {
 	rfbi.intf_timings = *timings;
 }
-EXPORT_SYMBOL(omapdss_rfbi_set_interface_timings);
 
 static void rfbi_dump_regs(struct seq_file *s)
 {
@@ -888,7 +874,7 @@ static void rfbi_config_lcd_manager(struct omap_dss_device *dssdev)
 	dss_mgr_set_timings(mgr, &rfbi.timings);
 }
 
-int omapdss_rfbi_display_enable(struct omap_dss_device *dssdev)
+static int rfbi_display_enable(struct omap_dss_device *dssdev)
 {
 	struct omap_dss_device *out = &rfbi.output;
 	int r;
@@ -911,7 +897,7 @@ int omapdss_rfbi_display_enable(struct omap_dss_device *dssdev)
 
 	rfbi_config_lcd_manager(dssdev);
 
-	rfbi_configure(dssdev->phy.rfbi.channel, rfbi.pixel_size,
+	rfbi_configure_bus(dssdev->phy.rfbi.channel, rfbi.pixel_size,
 			rfbi.data_lines);
 
 	rfbi_set_timings(dssdev->phy.rfbi.channel, &rfbi.intf_timings);
@@ -921,9 +907,8 @@ err1:
 	rfbi_runtime_put();
 	return r;
 }
-EXPORT_SYMBOL(omapdss_rfbi_display_enable);
 
-void omapdss_rfbi_display_disable(struct omap_dss_device *dssdev)
+static void rfbi_display_disable(struct omap_dss_device *dssdev)
 {
 	struct omap_dss_device *out = &rfbi.output;
 
@@ -932,7 +917,6 @@ void omapdss_rfbi_display_disable(struct omap_dss_device *dssdev)
 
 	rfbi_runtime_put();
 }
-EXPORT_SYMBOL(omapdss_rfbi_display_disable);
 
 static int rfbi_init_display(struct omap_dss_device *dssdev)
 {
@@ -940,77 +924,6 @@ static int rfbi_init_display(struct omap_dss_device *dssdev)
 	return 0;
 }
 
-static struct omap_dss_device *rfbi_find_dssdev(struct platform_device *pdev)
-{
-	struct omap_dss_board_info *pdata = pdev->dev.platform_data;
-	const char *def_disp_name = omapdss_get_default_display_name();
-	struct omap_dss_device *def_dssdev;
-	int i;
-
-	def_dssdev = NULL;
-
-	for (i = 0; i < pdata->num_devices; ++i) {
-		struct omap_dss_device *dssdev = pdata->devices[i];
-
-		if (dssdev->type != OMAP_DISPLAY_TYPE_DBI)
-			continue;
-
-		if (def_dssdev == NULL)
-			def_dssdev = dssdev;
-
-		if (def_disp_name != NULL &&
-				strcmp(dssdev->name, def_disp_name) == 0) {
-			def_dssdev = dssdev;
-			break;
-		}
-	}
-
-	return def_dssdev;
-}
-
-static int rfbi_probe_pdata(struct platform_device *rfbidev)
-{
-	struct omap_dss_device *plat_dssdev;
-	struct omap_dss_device *dssdev;
-	int r;
-
-	plat_dssdev = rfbi_find_dssdev(rfbidev);
-
-	if (!plat_dssdev)
-		return 0;
-
-	dssdev = dss_alloc_and_init_device(&rfbidev->dev);
-	if (!dssdev)
-		return -ENOMEM;
-
-	dss_copy_device_pdata(dssdev, plat_dssdev);
-
-	r = rfbi_init_display(dssdev);
-	if (r) {
-		DSSERR("device %s init failed: %d\n", dssdev->name, r);
-		dss_put_device(dssdev);
-		return r;
-	}
-
-	r = omapdss_output_set_device(&rfbi.output, dssdev);
-	if (r) {
-		DSSERR("failed to connect output to new device: %s\n",
-				dssdev->name);
-		dss_put_device(dssdev);
-		return r;
-	}
-
-	r = dss_add_device(dssdev);
-	if (r) {
-		DSSERR("device %s register failed: %d\n", dssdev->name, r);
-		omapdss_output_unset_device(&rfbi.output);
-		dss_put_device(dssdev);
-		return r;
-	}
-
-	return 0;
-}
-
 static void rfbi_init_output(struct platform_device *pdev)
 {
 	struct omap_dss_device *out = &rfbi.output;
@@ -1085,16 +998,8 @@ static int omap_rfbihw_probe(struct platform_device *pdev)
 
 	rfbi_init_output(pdev);
 
-	if (pdev->dev.platform_data) {
-		r = rfbi_probe_pdata(pdev);
-		if (r)
-			goto err_probe;
-	}
-
 	return 0;
 
-err_probe:
-	rfbi_uninit_output(pdev);
 err_runtime_get:
 	pm_runtime_disable(&pdev->dev);
 	return r;
@@ -1102,8 +1007,6 @@ err_runtime_get:
 
 static int __exit omap_rfbihw_remove(struct platform_device *pdev)
 {
-	dss_unregister_child_devices(&pdev->dev);
-
 	rfbi_uninit_output(pdev);
 
 	pm_runtime_disable(&pdev->dev);
diff --git a/drivers/video/omap2/dss/sdi.c b/drivers/video/omap2/dss/sdi.c
index 856af2e8976..ccc569ae7cc 100644
--- a/drivers/video/omap2/dss/sdi.c
+++ b/drivers/video/omap2/dss/sdi.c
@@ -124,7 +124,7 @@ static void sdi_config_lcd_manager(struct omap_dss_device *dssdev)
 	dss_mgr_set_lcd_config(mgr, &sdi.mgr_config);
 }
 
-int omapdss_sdi_display_enable(struct omap_dss_device *dssdev)
+static int sdi_display_enable(struct omap_dss_device *dssdev)
 {
 	struct omap_dss_device *out = &sdi.output;
 	struct omap_video_timings *t = &sdi.timings;
@@ -211,9 +211,8 @@ err_get_dispc:
 err_reg_enable:
 	return r;
 }
-EXPORT_SYMBOL(omapdss_sdi_display_enable);
 
-void omapdss_sdi_display_disable(struct omap_dss_device *dssdev)
+static void sdi_display_disable(struct omap_dss_device *dssdev)
 {
 	struct omap_overlay_manager *mgr = sdi.output.manager;
 
@@ -225,14 +224,12 @@ void omapdss_sdi_display_disable(struct omap_dss_device *dssdev)
 
 	regulator_disable(sdi.vdds_sdi_reg);
 }
-EXPORT_SYMBOL(omapdss_sdi_display_disable);
 
-void omapdss_sdi_set_timings(struct omap_dss_device *dssdev,
+static void sdi_set_timings(struct omap_dss_device *dssdev,
 		struct omap_video_timings *timings)
 {
 	sdi.timings = *timings;
 }
-EXPORT_SYMBOL(omapdss_sdi_set_timings);
 
 static void sdi_get_timings(struct omap_dss_device *dssdev,
 		struct omap_video_timings *timings)
@@ -254,11 +251,10 @@ static int sdi_check_timings(struct omap_dss_device *dssdev,
 	return 0;
 }
 
-void omapdss_sdi_set_datapairs(struct omap_dss_device *dssdev, int datapairs)
+static void sdi_set_datapairs(struct omap_dss_device *dssdev, int datapairs)
 {
 	sdi.datapairs = datapairs;
 }
-EXPORT_SYMBOL(omapdss_sdi_set_datapairs);
 
 static int sdi_init_regulator(void)
 {
@@ -267,14 +263,10 @@ static int sdi_init_regulator(void)
 	if (sdi.vdds_sdi_reg)
 		return 0;
 
-	vdds_sdi = dss_get_vdds_sdi();
-
+	vdds_sdi = devm_regulator_get(&sdi.pdev->dev, "vdds_sdi");
 	if (IS_ERR(vdds_sdi)) {
-		vdds_sdi = devm_regulator_get(&sdi.pdev->dev, "vdds_sdi");
-		if (IS_ERR(vdds_sdi)) {
-			DSSERR("can't get VDDS_SDI regulator\n");
-			return PTR_ERR(vdds_sdi);
-		}
+		DSSERR("can't get VDDS_SDI regulator\n");
+		return PTR_ERR(vdds_sdi);
 	}
 
 	sdi.vdds_sdi_reg = vdds_sdi;
@@ -282,77 +274,6 @@ static int sdi_init_regulator(void)
 	return 0;
 }
 
-static struct omap_dss_device *sdi_find_dssdev(struct platform_device *pdev)
-{
-	struct omap_dss_board_info *pdata = pdev->dev.platform_data;
-	const char *def_disp_name = omapdss_get_default_display_name();
-	struct omap_dss_device *def_dssdev;
-	int i;
-
-	def_dssdev = NULL;
-
-	for (i = 0; i < pdata->num_devices; ++i) {
-		struct omap_dss_device *dssdev = pdata->devices[i];
-
-		if (dssdev->type != OMAP_DISPLAY_TYPE_SDI)
-			continue;
-
-		if (def_dssdev == NULL)
-			def_dssdev = dssdev;
-
-		if (def_disp_name != NULL &&
-				strcmp(dssdev->name, def_disp_name) == 0) {
-			def_dssdev = dssdev;
-			break;
-		}
-	}
-
-	return def_dssdev;
-}
-
-static int sdi_probe_pdata(struct platform_device *sdidev)
-{
-	struct omap_dss_device *plat_dssdev;
-	struct omap_dss_device *dssdev;
-	int r;
-
-	plat_dssdev = sdi_find_dssdev(sdidev);
-
-	if (!plat_dssdev)
-		return 0;
-
-	dssdev = dss_alloc_and_init_device(&sdidev->dev);
-	if (!dssdev)
-		return -ENOMEM;
-
-	dss_copy_device_pdata(dssdev, plat_dssdev);
-
-	r = sdi_init_regulator();
-	if (r) {
-		DSSERR("device %s init failed: %d\n", dssdev->name, r);
-		dss_put_device(dssdev);
-		return r;
-	}
-
-	r = omapdss_output_set_device(&sdi.output, dssdev);
-	if (r) {
-		DSSERR("failed to connect output to new device: %s\n",
-				dssdev->name);
-		dss_put_device(dssdev);
-		return r;
-	}
-
-	r = dss_add_device(dssdev);
-	if (r) {
-		DSSERR("device %s register failed: %d\n", dssdev->name, r);
-		omapdss_output_unset_device(&sdi.output);
-		dss_put_device(dssdev);
-		return r;
-	}
-
-	return 0;
-}
-
 static int sdi_connect(struct omap_dss_device *dssdev,
 		struct omap_dss_device *dst)
 {
@@ -385,9 +306,9 @@ static int sdi_connect(struct omap_dss_device *dssdev,
 static void sdi_disconnect(struct omap_dss_device *dssdev,
 		struct omap_dss_device *dst)
 {
-	WARN_ON(dst != dssdev->device);
+	WARN_ON(dst != dssdev->dst);
 
-	if (dst != dssdev->device)
+	if (dst != dssdev->dst)
 		return;
 
 	omapdss_output_unset_device(dssdev);
@@ -400,14 +321,14 @@ static const struct omapdss_sdi_ops sdi_ops = {
 	.connect = sdi_connect,
 	.disconnect = sdi_disconnect,
 
-	.enable = omapdss_sdi_display_enable,
-	.disable = omapdss_sdi_display_disable,
+	.enable = sdi_display_enable,
+	.disable = sdi_display_disable,
 
 	.check_timings = sdi_check_timings,
-	.set_timings = omapdss_sdi_set_timings,
+	.set_timings = sdi_set_timings,
 	.get_timings = sdi_get_timings,
 
-	.set_datapairs = omapdss_sdi_set_datapairs,
+	.set_datapairs = sdi_set_datapairs,
 };
 
 static void sdi_init_output(struct platform_device *pdev)
@@ -434,29 +355,15 @@ static void __exit sdi_uninit_output(struct platform_device *pdev)
 
 static int omap_sdi_probe(struct platform_device *pdev)
 {
-	int r;
-
 	sdi.pdev = pdev;
 
 	sdi_init_output(pdev);
 
-	if (pdev->dev.platform_data) {
-		r = sdi_probe_pdata(pdev);
-		if (r)
-			goto err_probe;
-	}
-
 	return 0;
-
-err_probe:
-	sdi_uninit_output(pdev);
-	return r;
 }
 
 static int __exit omap_sdi_remove(struct platform_device *pdev)
 {
-	dss_unregister_child_devices(&pdev->dev);
-
 	sdi_uninit_output(pdev);
 
 	return 0;
diff --git a/drivers/video/omap2/dss/ti_hdmi_4xxx_ip.c b/drivers/video/omap2/dss/ti_hdmi_4xxx_ip.c
index e242ed85cb0..3dfe00956a4 100644
--- a/drivers/video/omap2/dss/ti_hdmi_4xxx_ip.c
+++ b/drivers/video/omap2/dss/ti_hdmi_4xxx_ip.c
@@ -779,16 +779,14 @@ void ti_hdmi_4xxx_basic_configure(struct hdmi_ip_data *ip_data)
 	struct omap_video_timings video_timing;
 	struct hdmi_video_format video_format;
 	/* HDMI core */
-	struct hdmi_core_infoframe_avi avi_cfg = ip_data->avi_cfg;
+	struct hdmi_core_infoframe_avi *avi_cfg = &ip_data->avi_cfg;
 	struct hdmi_core_video_config v_core_cfg;
 	struct hdmi_core_packet_enable_repeat repeat_cfg;
 	struct hdmi_config *cfg = &ip_data->cfg;
 
 	hdmi_wp_init(&video_timing, &video_format);
 
-	hdmi_core_init(&v_core_cfg,
-		&avi_cfg,
-		&repeat_cfg);
+	hdmi_core_init(&v_core_cfg, avi_cfg, &repeat_cfg);
 
 	hdmi_wp_video_init_format(&video_format, &video_timing, cfg);
 
@@ -822,24 +820,24 @@ void ti_hdmi_4xxx_basic_configure(struct hdmi_ip_data *ip_data)
 	 * configure packet
 	 * info frame video see doc CEA861-D page 65
 	 */
-	avi_cfg.db1_format = HDMI_INFOFRAME_AVI_DB1Y_RGB;
-	avi_cfg.db1_active_info =
-		HDMI_INFOFRAME_AVI_DB1A_ACTIVE_FORMAT_OFF;
-	avi_cfg.db1_bar_info_dv = HDMI_INFOFRAME_AVI_DB1B_NO;
-	avi_cfg.db1_scan_info = HDMI_INFOFRAME_AVI_DB1S_0;
-	avi_cfg.db2_colorimetry = HDMI_INFOFRAME_AVI_DB2C_NO;
-	avi_cfg.db2_aspect_ratio = HDMI_INFOFRAME_AVI_DB2M_NO;
-	avi_cfg.db2_active_fmt_ar = HDMI_INFOFRAME_AVI_DB2R_SAME;
-	avi_cfg.db3_itc = HDMI_INFOFRAME_AVI_DB3ITC_NO;
-	avi_cfg.db3_ec = HDMI_INFOFRAME_AVI_DB3EC_XVYUV601;
-	avi_cfg.db3_q_range = HDMI_INFOFRAME_AVI_DB3Q_DEFAULT;
-	avi_cfg.db3_nup_scaling = HDMI_INFOFRAME_AVI_DB3SC_NO;
-	avi_cfg.db4_videocode = cfg->cm.code;
-	avi_cfg.db5_pixel_repeat = HDMI_INFOFRAME_AVI_DB5PR_NO;
-	avi_cfg.db6_7_line_eoftop = 0;
-	avi_cfg.db8_9_line_sofbottom = 0;
-	avi_cfg.db10_11_pixel_eofleft = 0;
-	avi_cfg.db12_13_pixel_sofright = 0;
+	avi_cfg->db1_format = HDMI_INFOFRAME_AVI_DB1Y_RGB;
+	avi_cfg->db1_active_info =
+			HDMI_INFOFRAME_AVI_DB1A_ACTIVE_FORMAT_OFF;
+	avi_cfg->db1_bar_info_dv = HDMI_INFOFRAME_AVI_DB1B_NO;
+	avi_cfg->db1_scan_info = HDMI_INFOFRAME_AVI_DB1S_0;
+	avi_cfg->db2_colorimetry = HDMI_INFOFRAME_AVI_DB2C_NO;
+	avi_cfg->db2_aspect_ratio = HDMI_INFOFRAME_AVI_DB2M_NO;
+	avi_cfg->db2_active_fmt_ar = HDMI_INFOFRAME_AVI_DB2R_SAME;
+	avi_cfg->db3_itc = HDMI_INFOFRAME_AVI_DB3ITC_NO;
+	avi_cfg->db3_ec = HDMI_INFOFRAME_AVI_DB3EC_XVYUV601;
+	avi_cfg->db3_q_range = HDMI_INFOFRAME_AVI_DB3Q_DEFAULT;
+	avi_cfg->db3_nup_scaling = HDMI_INFOFRAME_AVI_DB3SC_NO;
+	avi_cfg->db4_videocode = cfg->cm.code;
+	avi_cfg->db5_pixel_repeat = HDMI_INFOFRAME_AVI_DB5PR_NO;
+	avi_cfg->db6_7_line_eoftop = 0;
+	avi_cfg->db8_9_line_sofbottom = 0;
+	avi_cfg->db10_11_pixel_eofleft = 0;
+	avi_cfg->db12_13_pixel_sofright = 0;
 
 	hdmi_core_aux_infoframe_avi_config(ip_data);
 
diff --git a/drivers/video/omap2/dss/venc.c b/drivers/video/omap2/dss/venc.c
index 496a106fe82..5f88ac47b7f 100644
--- a/drivers/video/omap2/dss/venc.c
+++ b/drivers/video/omap2/dss/venc.c
@@ -492,7 +492,7 @@ static void venc_power_off(struct omap_dss_device *dssdev)
 	venc_runtime_put();
 }
 
-int omapdss_venc_display_enable(struct omap_dss_device *dssdev)
+static int venc_display_enable(struct omap_dss_device *dssdev)
 {
 	struct omap_dss_device *out = &venc.output;
 	int r;
@@ -521,7 +521,7 @@ err0:
 	return r;
 }
 
-void omapdss_venc_display_disable(struct omap_dss_device *dssdev)
+static void venc_display_disable(struct omap_dss_device *dssdev)
 {
 	DSSDBG("venc_display_disable\n");
 
@@ -532,7 +532,7 @@ void omapdss_venc_display_disable(struct omap_dss_device *dssdev)
 	mutex_unlock(&venc.venc_lock);
 }
 
-void omapdss_venc_set_timings(struct omap_dss_device *dssdev,
+static void venc_set_timings(struct omap_dss_device *dssdev,
 		struct omap_video_timings *timings)
 {
 	DSSDBG("venc_set_timings\n");
@@ -550,7 +550,7 @@ void omapdss_venc_set_timings(struct omap_dss_device *dssdev,
 	mutex_unlock(&venc.venc_lock);
 }
 
-int omapdss_venc_check_timings(struct omap_dss_device *dssdev,
+static int venc_check_timings(struct omap_dss_device *dssdev,
 		struct omap_video_timings *timings)
 {
 	DSSDBG("venc_check_timings\n");
@@ -574,13 +574,13 @@ static void venc_get_timings(struct omap_dss_device *dssdev,
 	mutex_unlock(&venc.venc_lock);
 }
 
-u32 omapdss_venc_get_wss(struct omap_dss_device *dssdev)
+static u32 venc_get_wss(struct omap_dss_device *dssdev)
 {
 	/* Invert due to VENC_L21_WC_CTL:INV=1 */
 	return (venc.wss_data >> 8) ^ 0xfffff;
 }
 
-int omapdss_venc_set_wss(struct omap_dss_device *dssdev, u32 wss)
+static int venc_set_wss(struct omap_dss_device *dssdev, u32 wss)
 {
 	const struct venc_config *config;
 	int r;
@@ -609,7 +609,7 @@ err:
 	return r;
 }
 
-void omapdss_venc_set_type(struct omap_dss_device *dssdev,
+static void venc_set_type(struct omap_dss_device *dssdev,
 		enum omap_dss_venc_type type)
 {
 	mutex_lock(&venc.venc_lock);
@@ -619,7 +619,7 @@ void omapdss_venc_set_type(struct omap_dss_device *dssdev,
 	mutex_unlock(&venc.venc_lock);
 }
 
-void omapdss_venc_invert_vid_out_polarity(struct omap_dss_device *dssdev,
+static void venc_invert_vid_out_polarity(struct omap_dss_device *dssdev,
 		bool invert_polarity)
 {
 	mutex_lock(&venc.venc_lock);
@@ -721,74 +721,6 @@ static int venc_get_clocks(struct platform_device *pdev)
 	return 0;
 }
 
-static struct omap_dss_device *venc_find_dssdev(struct platform_device *pdev)
-{
-	struct omap_dss_board_info *pdata = pdev->dev.platform_data;
-	const char *def_disp_name = omapdss_get_default_display_name();
-	struct omap_dss_device *def_dssdev;
-	int i;
-
-	def_dssdev = NULL;
-
-	for (i = 0; i < pdata->num_devices; ++i) {
-		struct omap_dss_device *dssdev = pdata->devices[i];
-
-		if (dssdev->type != OMAP_DISPLAY_TYPE_VENC)
-			continue;
-
-		if (def_dssdev == NULL)
-			def_dssdev = dssdev;
-
-		if (def_disp_name != NULL &&
-				strcmp(dssdev->name, def_disp_name) == 0) {
-			def_dssdev = dssdev;
-			break;
-		}
-	}
-
-	return def_dssdev;
-}
-
-static int venc_probe_pdata(struct platform_device *vencdev)
-{
-	struct omap_dss_device *plat_dssdev;
-	struct omap_dss_device *dssdev;
-	int r;
-
-	plat_dssdev = venc_find_dssdev(vencdev);
-
-	if (!plat_dssdev)
-		return 0;
-
-	r = venc_init_regulator();
-	if (r)
-		return r;
-
-	dssdev = dss_alloc_and_init_device(&vencdev->dev);
-	if (!dssdev)
-		return -ENOMEM;
-
-	dss_copy_device_pdata(dssdev, plat_dssdev);
-
-	r = omapdss_output_set_device(&venc.output, dssdev);
-	if (r) {
-		DSSERR("failed to connect output to new device: %s\n",
-				dssdev->name);
-		dss_put_device(dssdev);
-		return r;
-	}
-
-	r = dss_add_device(dssdev);
-	if (r) {
-		DSSERR("device %s register failed: %d\n", dssdev->name, r);
-		omapdss_output_unset_device(&venc.output);
-		dss_put_device(dssdev);
-		return r;
-	}
-
-	return 0;
-}
-
 static int venc_connect(struct omap_dss_device *dssdev,
 		struct omap_dss_device *dst)
 {
@@ -821,9 +753,9 @@ static int venc_connect(struct omap_dss_device *dssdev,
 static void venc_disconnect(struct omap_dss_device *dssdev,
 		struct omap_dss_device *dst)
 {
-	WARN_ON(dst != dssdev->device);
+	WARN_ON(dst != dssdev->dst);
 
-	if (dst != dssdev->device)
+	if (dst != dssdev->dst)
 		return;
 
 	omapdss_output_unset_device(dssdev);
@@ -836,18 +768,18 @@ static const struct omapdss_atv_ops venc_ops = {
 	.connect = venc_connect,
 	.disconnect = venc_disconnect,
 
-	.enable = omapdss_venc_display_enable,
-	.disable = omapdss_venc_display_disable,
+	.enable = venc_display_enable,
+	.disable = venc_display_disable,
 
-	.check_timings = omapdss_venc_check_timings,
-	.set_timings = omapdss_venc_set_timings,
+	.check_timings = venc_check_timings,
+	.set_timings = venc_set_timings,
 	.get_timings = venc_get_timings,
 
-	.set_type = omapdss_venc_set_type,
-	.invert_vid_out_polarity = omapdss_venc_invert_vid_out_polarity,
+	.set_type = venc_set_type,
+	.invert_vid_out_polarity = venc_invert_vid_out_polarity,
 
-	.set_wss = omapdss_venc_set_wss,
-	.get_wss = omapdss_venc_get_wss,
+	.set_wss = venc_set_wss,
+	.get_wss = venc_get_wss,
 };
 
 static void venc_init_output(struct platform_device *pdev)
@@ -913,26 +845,12 @@ static int omap_venchw_probe(struct platform_device *pdev)
 
 	venc_runtime_put();
 
-	r = venc_panel_init();
-	if (r)
-		goto err_panel_init;
-
 	dss_debugfs_create_file("venc", venc_dump_regs);
 
 	venc_init_output(pdev);
 
-	if (pdev->dev.platform_data) {
-		r = venc_probe_pdata(pdev);
-		if (r)
-			goto err_probe;
-	}
-
 	return 0;
 
-err_probe:
-	venc_panel_exit();
-	venc_uninit_output(pdev);
-err_panel_init:
 err_runtime_get:
 	pm_runtime_disable(&pdev->dev);
 	return r;
@@ -940,10 +858,6 @@ err_runtime_get:
 
 static int __exit omap_venchw_remove(struct platform_device *pdev)
 {
-	dss_unregister_child_devices(&pdev->dev);
-
-	venc_panel_exit();
-
 	venc_uninit_output(pdev);
 
 	pm_runtime_disable(&pdev->dev);