Linux-libre 4.5-gnu

63 files changed, 317 insertions, 289 deletions

diff --git a/drivers/video/fbdev/omap2/Kconfig b/drivers/video/fbdev/omap2/Kconfig
index c22955d2d..0921c4de8 100644
--- a/drivers/video/fbdev/omap2/Kconfig
+++ b/drivers/video/fbdev/omap2/Kconfig
@@ -1,10 +1,5 @@
-config OMAP2_VRFB
-	bool
-
 if ARCH_OMAP2PLUS
 
-source "drivers/video/fbdev/omap2/dss/Kconfig"
 source "drivers/video/fbdev/omap2/omapfb/Kconfig"
-source "drivers/video/fbdev/omap2/displays-new/Kconfig"
 
 endif
diff --git a/drivers/video/fbdev/omap2/Makefile b/drivers/video/fbdev/omap2/Makefile
index f8745ec36..71ab5ac91 100644
--- a/drivers/video/fbdev/omap2/Makefile
+++ b/drivers/video/fbdev/omap2/Makefile
@@ -1,5 +1 @@
-obj-$(CONFIG_OMAP2_VRFB) += vrfb.o
-
-obj-y += dss/
-obj-y += displays-new/
-obj-$(CONFIG_FB_OMAP2) += omapfb/
+obj-y += omapfb/
diff --git a/drivers/video/fbdev/omap2/displays-new/Makefile b/drivers/video/fbdev/omap2/displays-new/Makefile
deleted file mode 100644
index 9aa176bfb..000000000
--- a/drivers/video/fbdev/omap2/displays-new/Makefile
+++ /dev/null
@@ -1,14 +0,0 @@
-obj-$(CONFIG_DISPLAY_ENCODER_OPA362) += encoder-opa362.o
-obj-$(CONFIG_DISPLAY_ENCODER_TFP410) += encoder-tfp410.o
-obj-$(CONFIG_DISPLAY_ENCODER_TPD12S015) += encoder-tpd12s015.o
-obj-$(CONFIG_DISPLAY_CONNECTOR_DVI) += connector-dvi.o
-obj-$(CONFIG_DISPLAY_CONNECTOR_HDMI) += connector-hdmi.o
-obj-$(CONFIG_DISPLAY_CONNECTOR_ANALOG_TV) += connector-analog-tv.o
-obj-$(CONFIG_DISPLAY_PANEL_DPI) += panel-dpi.o
-obj-$(CONFIG_DISPLAY_PANEL_DSI_CM) += panel-dsi-cm.o
-obj-$(CONFIG_DISPLAY_PANEL_SONY_ACX565AKM) += panel-sony-acx565akm.o
-obj-$(CONFIG_DISPLAY_PANEL_LGPHILIPS_LB035Q02) += panel-lgphilips-lb035q02.o
-obj-$(CONFIG_DISPLAY_PANEL_SHARP_LS037V7DW01) += panel-sharp-ls037v7dw01.o
-obj-$(CONFIG_DISPLAY_PANEL_TPO_TD028TTEC1) += panel-tpo-td028ttec1.o
-obj-$(CONFIG_DISPLAY_PANEL_TPO_TD043MTEA1) += panel-tpo-td043mtea1.o
-obj-$(CONFIG_DISPLAY_PANEL_NEC_NL8048HL11) += panel-nec-nl8048hl11.o
diff --git a/drivers/video/fbdev/omap2/dss/Makefile b/drivers/video/fbdev/omap2/dss/Makefile
deleted file mode 100644
index b5136d3d4..000000000
--- a/drivers/video/fbdev/omap2/dss/Makefile
+++ /dev/null
@@ -1,18 +0,0 @@
-obj-$(CONFIG_OMAP2_DSS_INIT) += omapdss-boot-init.o
-obj-$(CONFIG_OMAP2_DSS) += omapdss.o
-# Core DSS files
-omapdss-y := core.o dss.o dss_features.o dispc.o dispc_coefs.o display.o \
-	output.o dss-of.o pll.o video-pll.o
-# DSS compat layer files
-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-$(CONFIG_OMAP2_DSS_VENC) += venc.o
-omapdss-$(CONFIG_OMAP2_DSS_SDI) += sdi.o
-omapdss-$(CONFIG_OMAP2_DSS_DSI) += dsi.o
-omapdss-$(CONFIG_OMAP2_DSS_HDMI_COMMON) += hdmi_common.o hdmi_wp.o hdmi_pll.o \
-	hdmi_phy.o
-omapdss-$(CONFIG_OMAP4_DSS_HDMI) += hdmi4.o hdmi4_core.o
-omapdss-$(CONFIG_OMAP5_DSS_HDMI) += hdmi5.o hdmi5_core.o
-ccflags-$(CONFIG_OMAP2_DSS_DEBUG) += -DDEBUG
diff --git a/drivers/video/fbdev/omap2/omapfb/Kconfig b/drivers/video/fbdev/omap2/omapfb/Kconfig
index 4cb12ce68..e6226aeed 100644
--- a/drivers/video/fbdev/omap2/omapfb/Kconfig
+++ b/drivers/video/fbdev/omap2/omapfb/Kconfig
@@ -1,7 +1,12 @@
+config OMAP2_VRFB
+	bool
+
 menuconfig FB_OMAP2
         tristate "OMAP2+ frame buffer support"
-        depends on FB && OMAP2_DSS && !DRM_OMAP
+        depends on FB
+        depends on DRM_OMAP = n
 
+        select FB_OMAP2_DSS
 	select OMAP2_VRFB if ARCH_OMAP2 || ARCH_OMAP3
         select FB_CFB_FILLRECT
         select FB_CFB_COPYAREA
@@ -9,6 +14,8 @@ menuconfig FB_OMAP2
         help
 	  Frame buffer driver for OMAP2+ based boards.
 
+if FB_OMAP2
+
 config FB_OMAP2_DEBUG_SUPPORT
         bool "Debug support for OMAP2+ FB"
 	default y
@@ -25,3 +32,8 @@ config FB_OMAP2_NUM_FBS
 	help
 	  Select the number of framebuffers created. OMAP2/3 has 3 overlays
 	  so normally this would be 3.
+
+source "drivers/video/fbdev/omap2/omapfb/dss/Kconfig"
+source "drivers/video/fbdev/omap2/omapfb/displays/Kconfig"
+
+endif
diff --git a/drivers/video/fbdev/omap2/omapfb/Makefile b/drivers/video/fbdev/omap2/omapfb/Makefile
index 51c2e00d9..ad68ecf14 100644
--- a/drivers/video/fbdev/omap2/omapfb/Makefile
+++ b/drivers/video/fbdev/omap2/omapfb/Makefile
@@ -1,2 +1,5 @@
+obj-$(CONFIG_OMAP2_VRFB) += vrfb.o
+obj-y += dss/
+obj-y += displays/
 obj-$(CONFIG_FB_OMAP2) += omapfb.o
 omapfb-y := omapfb-main.o omapfb-sysfs.o omapfb-ioctl.o
diff --git a/drivers/video/fbdev/omap2/displays-new/Kconfig b/drivers/video/fbdev/omap2/omapfb/displays/Kconfig
index 574710141..08f12039d 100644
--- a/drivers/video/fbdev/omap2/displays-new/Kconfig
+++ b/drivers/video/fbdev/omap2/omapfb/displays/Kconfig
@@ -1,81 +1,81 @@
-menu "OMAP Display Device Drivers (new device model)"
-        depends on OMAP2_DSS
+menu "OMAPFB Panel and Encoder Drivers"
+        depends on FB_OMAP2_DSS
 
-config DISPLAY_ENCODER_OPA362
+config FB_OMAP2_ENCODER_OPA362
 	tristate "OPA362 external analog amplifier"
 	help
 	  Driver for OPA362 external analog TV amplifier controlled
 	  through a GPIO.
 
-config DISPLAY_ENCODER_TFP410
+config FB_OMAP2_ENCODER_TFP410
         tristate "TFP410 DPI to DVI Encoder"
 	help
 	  Driver for TFP410 DPI to DVI encoder.
 
-config DISPLAY_ENCODER_TPD12S015
+config FB_OMAP2_ENCODER_TPD12S015
         tristate "TPD12S015 HDMI ESD protection and level shifter"
 	help
 	  Driver for TPD12S015, which offers HDMI ESD protection and level
 	  shifting.
 
-config DISPLAY_CONNECTOR_DVI
+config FB_OMAP2_CONNECTOR_DVI
         tristate "DVI Connector"
 	depends on I2C
 	help
 	  Driver for a generic DVI connector.
 
-config DISPLAY_CONNECTOR_HDMI
+config FB_OMAP2_CONNECTOR_HDMI
         tristate "HDMI Connector"
 	help
 	  Driver for a generic HDMI connector.
 
-config DISPLAY_CONNECTOR_ANALOG_TV
+config FB_OMAP2_CONNECTOR_ANALOG_TV
         tristate "Analog TV Connector"
 	help
 	  Driver for a generic analog TV connector.
 
-config DISPLAY_PANEL_DPI
+config FB_OMAP2_PANEL_DPI
 	tristate "Generic DPI panel"
 	help
 	  Driver for generic DPI panels.
 
-config DISPLAY_PANEL_DSI_CM
+config FB_OMAP2_PANEL_DSI_CM
 	tristate "Generic DSI Command Mode Panel"
 	depends on BACKLIGHT_CLASS_DEVICE
 	help
 	  Driver for generic DSI command mode panels.
 
-config DISPLAY_PANEL_SONY_ACX565AKM
+config FB_OMAP2_PANEL_SONY_ACX565AKM
 	tristate "ACX565AKM Panel"
 	depends on SPI && BACKLIGHT_CLASS_DEVICE
 	help
 	  This is the LCD panel used on Nokia N900
 
-config DISPLAY_PANEL_LGPHILIPS_LB035Q02
+config FB_OMAP2_PANEL_LGPHILIPS_LB035Q02
 	tristate "LG.Philips LB035Q02 LCD Panel"
 	depends on SPI
 	help
 	  LCD Panel used on the Gumstix Overo Palo35
 
-config DISPLAY_PANEL_SHARP_LS037V7DW01
+config FB_OMAP2_PANEL_SHARP_LS037V7DW01
         tristate "Sharp LS037V7DW01 LCD Panel"
         depends on BACKLIGHT_CLASS_DEVICE
         help
           LCD Panel used in TI's SDP3430 and EVM boards
 
-config DISPLAY_PANEL_TPO_TD028TTEC1
+config FB_OMAP2_PANEL_TPO_TD028TTEC1
         tristate "TPO TD028TTEC1 LCD Panel"
         depends on SPI
         help
           LCD panel used in Openmoko.
 
-config DISPLAY_PANEL_TPO_TD043MTEA1
+config FB_OMAP2_PANEL_TPO_TD043MTEA1
         tristate "TPO TD043MTEA1 LCD Panel"
         depends on SPI
         help
           LCD Panel used in OMAP3 Pandora
 
-config DISPLAY_PANEL_NEC_NL8048HL11
+config FB_OMAP2_PANEL_NEC_NL8048HL11
 	tristate "NEC NL8048HL11 Panel"
 	depends on SPI
 	depends on BACKLIGHT_CLASS_DEVICE
diff --git a/drivers/video/fbdev/omap2/omapfb/displays/Makefile b/drivers/video/fbdev/omap2/omapfb/displays/Makefile
new file mode 100644
index 000000000..4f7459272
--- /dev/null
+++ b/drivers/video/fbdev/omap2/omapfb/displays/Makefile
@@ -0,0 +1,14 @@
+obj-$(CONFIG_FB_OMAP2_ENCODER_OPA362) += encoder-opa362.o
+obj-$(CONFIG_FB_OMAP2_ENCODER_TFP410) += encoder-tfp410.o
+obj-$(CONFIG_FB_OMAP2_ENCODER_TPD12S015) += encoder-tpd12s015.o
+obj-$(CONFIG_FB_OMAP2_CONNECTOR_DVI) += connector-dvi.o
+obj-$(CONFIG_FB_OMAP2_CONNECTOR_HDMI) += connector-hdmi.o
+obj-$(CONFIG_FB_OMAP2_CONNECTOR_ANALOG_TV) += connector-analog-tv.o
+obj-$(CONFIG_FB_OMAP2_PANEL_DPI) += panel-dpi.o
+obj-$(CONFIG_FB_OMAP2_PANEL_DSI_CM) += panel-dsi-cm.o
+obj-$(CONFIG_FB_OMAP2_PANEL_SONY_ACX565AKM) += panel-sony-acx565akm.o
+obj-$(CONFIG_FB_OMAP2_PANEL_LGPHILIPS_LB035Q02) += panel-lgphilips-lb035q02.o
+obj-$(CONFIG_FB_OMAP2_PANEL_SHARP_LS037V7DW01) += panel-sharp-ls037v7dw01.o
+obj-$(CONFIG_FB_OMAP2_PANEL_TPO_TD028TTEC1) += panel-tpo-td028ttec1.o
+obj-$(CONFIG_FB_OMAP2_PANEL_TPO_TD043MTEA1) += panel-tpo-td043mtea1.o
+obj-$(CONFIG_FB_OMAP2_PANEL_NEC_NL8048HL11) += panel-nec-nl8048hl11.o
diff --git a/drivers/video/fbdev/omap2/displays-new/connector-analog-tv.c b/drivers/video/fbdev/omap2/omapfb/displays/connector-analog-tv.c
index 8511c648a..8511c648a 100644
--- a/drivers/video/fbdev/omap2/displays-new/connector-analog-tv.c
+++ b/drivers/video/fbdev/omap2/omapfb/displays/connector-analog-tv.c
diff --git a/drivers/video/fbdev/omap2/displays-new/connector-dvi.c b/drivers/video/fbdev/omap2/omapfb/displays/connector-dvi.c
index d811e6dca..d811e6dca 100644
--- a/drivers/video/fbdev/omap2/displays-new/connector-dvi.c
+++ b/drivers/video/fbdev/omap2/omapfb/displays/connector-dvi.c
diff --git a/drivers/video/fbdev/omap2/displays-new/connector-hdmi.c b/drivers/video/fbdev/omap2/omapfb/displays/connector-hdmi.c
index 6ee4129bc..6ee4129bc 100644
--- a/drivers/video/fbdev/omap2/displays-new/connector-hdmi.c
+++ b/drivers/video/fbdev/omap2/omapfb/displays/connector-hdmi.c
diff --git a/drivers/video/fbdev/omap2/displays-new/encoder-opa362.c b/drivers/video/fbdev/omap2/omapfb/displays/encoder-opa362.c
index 8c246c213..8c246c213 100644
--- a/drivers/video/fbdev/omap2/displays-new/encoder-opa362.c
+++ b/drivers/video/fbdev/omap2/omapfb/displays/encoder-opa362.c
diff --git a/drivers/video/fbdev/omap2/displays-new/encoder-tfp410.c b/drivers/video/fbdev/omap2/omapfb/displays/encoder-tfp410.c
index d9048b3df..d9048b3df 100644
--- a/drivers/video/fbdev/omap2/displays-new/encoder-tfp410.c
+++ b/drivers/video/fbdev/omap2/omapfb/displays/encoder-tfp410.c
diff --git a/drivers/video/fbdev/omap2/displays-new/encoder-tpd12s015.c b/drivers/video/fbdev/omap2/omapfb/displays/encoder-tpd12s015.c
index 990af6bae..677e2545f 100644
--- a/drivers/video/fbdev/omap2/displays-new/encoder-tpd12s015.c
+++ b/drivers/video/fbdev/omap2/omapfb/displays/encoder-tpd12s015.c
@@ -13,9 +13,8 @@
 #include <linux/delay.h>
 #include <linux/module.h>
 #include <linux/slab.h>
-#include <linux/gpio.h>
 #include <linux/platform_device.h>
-#include <linux/of_gpio.h>
+#include <linux/gpio/consumer.h>
 
 #include <video/omapdss.h>
 #include <video/omap-panel-data.h>
@@ -24,9 +23,9 @@ struct panel_drv_data {
 	struct omap_dss_device dssdev;
 	struct omap_dss_device *in;
 
-	int ct_cp_hpd_gpio;
-	int ls_oe_gpio;
-	int hpd_gpio;
+	struct gpio_desc *ct_cp_hpd_gpio;
+	struct gpio_desc *ls_oe_gpio;
+	struct gpio_desc *hpd_gpio;
 
 	struct omap_video_timings timings;
 };
@@ -47,9 +46,11 @@ static int tpd_connect(struct omap_dss_device *dssdev,
 	dst->src = dssdev;
 	dssdev->dst = dst;
 
-	gpio_set_value_cansleep(ddata->ct_cp_hpd_gpio, 1);
-	/* DC-DC converter needs at max 300us to get to 90% of 5V */
-	udelay(300);
+	if (ddata->ct_cp_hpd_gpio) {
+		gpiod_set_value_cansleep(ddata->ct_cp_hpd_gpio, 1);
+		/* DC-DC converter needs at max 300us to get to 90% of 5V */
+		udelay(300);
+	}
 
 	return 0;
 }
@@ -65,7 +66,7 @@ static void tpd_disconnect(struct omap_dss_device *dssdev,
 	if (dst != dssdev->dst)
 		return;
 
-	gpio_set_value_cansleep(ddata->ct_cp_hpd_gpio, 0);
+	gpiod_set_value_cansleep(ddata->ct_cp_hpd_gpio, 0);
 
 	dst->src = NULL;
 	dssdev->dst = NULL;
@@ -145,16 +146,14 @@ static int tpd_read_edid(struct omap_dss_device *dssdev,
 	struct omap_dss_device *in = ddata->in;
 	int r;
 
-	if (!gpio_get_value_cansleep(ddata->hpd_gpio))
+	if (!gpiod_get_value_cansleep(ddata->hpd_gpio))
 		return -ENODEV;
 
-	if (gpio_is_valid(ddata->ls_oe_gpio))
-		gpio_set_value_cansleep(ddata->ls_oe_gpio, 1);
+	gpiod_set_value_cansleep(ddata->ls_oe_gpio, 1);
 
 	r = in->ops.hdmi->read_edid(in, edid, len);
 
-	if (gpio_is_valid(ddata->ls_oe_gpio))
-		gpio_set_value_cansleep(ddata->ls_oe_gpio, 0);
+	gpiod_set_value_cansleep(ddata->ls_oe_gpio, 0);
 
 	return r;
 }
@@ -163,7 +162,7 @@ static bool tpd_detect(struct omap_dss_device *dssdev)
 {
 	struct panel_drv_data *ddata = to_panel_data(dssdev);
 
-	return gpio_get_value_cansleep(ddata->hpd_gpio);
+	return gpiod_get_value_cansleep(ddata->hpd_gpio);
 }
 
 static int tpd_set_infoframe(struct omap_dss_device *dssdev,
@@ -201,63 +200,11 @@ static const struct omapdss_hdmi_ops tpd_hdmi_ops = {
 	.set_hdmi_mode		= tpd_set_hdmi_mode,
 };
 
-static int tpd_probe_pdata(struct platform_device *pdev)
-{
-	struct panel_drv_data *ddata = platform_get_drvdata(pdev);
-	struct encoder_tpd12s015_platform_data *pdata;
-	struct omap_dss_device *dssdev, *in;
-
-	pdata = dev_get_platdata(&pdev->dev);
-
-	ddata->ct_cp_hpd_gpio = pdata->ct_cp_hpd_gpio;
-	ddata->ls_oe_gpio = pdata->ls_oe_gpio;
-	ddata->hpd_gpio = pdata->hpd_gpio;
-
-	in = omap_dss_find_output(pdata->source);
-	if (in == NULL) {
-		dev_err(&pdev->dev, "Failed to find video source\n");
-		return -ENODEV;
-	}
-
-	ddata->in = in;
-
-	dssdev = &ddata->dssdev;
-	dssdev->name = pdata->name;
-
-	return 0;
-}
-
 static int tpd_probe_of(struct platform_device *pdev)
 {
 	struct panel_drv_data *ddata = platform_get_drvdata(pdev);
 	struct device_node *node = pdev->dev.of_node;
 	struct omap_dss_device *in;
-	int gpio;
-
-	/* CT CP HPD GPIO */
-	gpio = of_get_gpio(node, 0);
-	if (!gpio_is_valid(gpio)) {
-		dev_err(&pdev->dev, "failed to parse CT CP HPD gpio\n");
-		return gpio;
-	}
-	ddata->ct_cp_hpd_gpio = gpio;
-
-	/* LS OE GPIO */
-	gpio = of_get_gpio(node, 1);
-	if (gpio_is_valid(gpio) || gpio == -ENOENT) {
-		ddata->ls_oe_gpio = gpio;
-	} else {
-		dev_err(&pdev->dev, "failed to parse LS OE gpio\n");
-		return gpio;
-	}
-
-	/* HPD GPIO */
-	gpio = of_get_gpio(node, 2);
-	if (!gpio_is_valid(gpio)) {
-		dev_err(&pdev->dev, "failed to parse HPD gpio\n");
-		return gpio;
-	}
-	ddata->hpd_gpio = gpio;
 
 	in = omapdss_of_find_source_for_first_ep(node);
 	if (IS_ERR(in)) {
@@ -275,6 +222,7 @@ static int tpd_probe(struct platform_device *pdev)
 	struct omap_dss_device *in, *dssdev;
 	struct panel_drv_data *ddata;
 	int r;
+	struct gpio_desc *gpio;
 
 	ddata = devm_kzalloc(&pdev->dev, sizeof(*ddata), GFP_KERNEL);
 	if (!ddata)
@@ -282,11 +230,7 @@ static int tpd_probe(struct platform_device *pdev)
 
 	platform_set_drvdata(pdev, ddata);
 
-	if (dev_get_platdata(&pdev->dev)) {
-		r = tpd_probe_pdata(pdev);
-		if (r)
-			return r;
-	} else if (pdev->dev.of_node) {
+	if (pdev->dev.of_node) {
 		r = tpd_probe_of(pdev);
 		if (r)
 			return r;
@@ -294,23 +238,28 @@ static int tpd_probe(struct platform_device *pdev)
 		return -ENODEV;
 	}
 
-	r = devm_gpio_request_one(&pdev->dev, ddata->ct_cp_hpd_gpio,
-			GPIOF_OUT_INIT_LOW, "hdmi_ct_cp_hpd");
-	if (r)
+
+	gpio = devm_gpiod_get_index_optional(&pdev->dev, NULL, 0,
+		GPIOD_OUT_LOW);
+	if (IS_ERR(gpio))
 		goto err_gpio;
 
-	if (gpio_is_valid(ddata->ls_oe_gpio)) {
-		r = devm_gpio_request_one(&pdev->dev, ddata->ls_oe_gpio,
-				GPIOF_OUT_INIT_LOW, "hdmi_ls_oe");
-		if (r)
-			goto err_gpio;
-	}
+	ddata->ct_cp_hpd_gpio = gpio;
 
-	r = devm_gpio_request_one(&pdev->dev, ddata->hpd_gpio,
-			GPIOF_DIR_IN, "hdmi_hpd");
-	if (r)
+	gpio = devm_gpiod_get_index_optional(&pdev->dev, NULL, 1,
+		GPIOD_OUT_LOW);
+	if (IS_ERR(gpio))
 		goto err_gpio;
 
+	ddata->ls_oe_gpio = gpio;
+
+	gpio = devm_gpiod_get_index(&pdev->dev, NULL, 2,
+		GPIOD_IN);
+	if (IS_ERR(gpio))
+		goto err_gpio;
+
+	ddata->hpd_gpio = gpio;
+
 	dssdev = &ddata->dssdev;
 	dssdev->ops.hdmi = &tpd_hdmi_ops;
 	dssdev->dev = &pdev->dev;
diff --git a/drivers/video/fbdev/omap2/displays-new/panel-dpi.c b/drivers/video/fbdev/omap2/omapfb/displays/panel-dpi.c
index f7be3489f..e780fd4f8 100644
--- a/drivers/video/fbdev/omap2/displays-new/panel-dpi.c
+++ b/drivers/video/fbdev/omap2/omapfb/displays/panel-dpi.c
@@ -83,8 +83,7 @@ static int panel_dpi_enable(struct omap_dss_device *dssdev)
 	if (r)
 		return r;
 
-	if (ddata->enable_gpio)
-		gpiod_set_value_cansleep(ddata->enable_gpio, 1);
+	gpiod_set_value_cansleep(ddata->enable_gpio, 1);
 
 	if (gpio_is_valid(ddata->backlight_gpio))
 		gpio_set_value_cansleep(ddata->backlight_gpio, 1);
@@ -102,12 +101,11 @@ static void panel_dpi_disable(struct omap_dss_device *dssdev)
 	if (!omapdss_device_is_enabled(dssdev))
 		return;
 
-	if (ddata->enable_gpio)
-		gpiod_set_value_cansleep(ddata->enable_gpio, 0);
-
 	if (gpio_is_valid(ddata->backlight_gpio))
 		gpio_set_value_cansleep(ddata->backlight_gpio, 0);
 
+	gpiod_set_value_cansleep(ddata->enable_gpio, 0);
+
 	in->ops.dpi->disable(in);
 
 	dssdev->state = OMAP_DSS_DISPLAY_DISABLED;
diff --git a/drivers/video/fbdev/omap2/displays-new/panel-dsi-cm.c b/drivers/video/fbdev/omap2/omapfb/displays/panel-dsi-cm.c
index 3414c2609..3414c2609 100644
--- a/drivers/video/fbdev/omap2/displays-new/panel-dsi-cm.c
+++ b/drivers/video/fbdev/omap2/omapfb/displays/panel-dsi-cm.c
diff --git a/drivers/video/fbdev/omap2/displays-new/panel-lgphilips-lb035q02.c b/drivers/video/fbdev/omap2/omapfb/displays/panel-lgphilips-lb035q02.c
index 18eb60e9c..18eb60e9c 100644
--- a/drivers/video/fbdev/omap2/displays-new/panel-lgphilips-lb035q02.c
+++ b/drivers/video/fbdev/omap2/omapfb/displays/panel-lgphilips-lb035q02.c
diff --git a/drivers/video/fbdev/omap2/displays-new/panel-nec-nl8048hl11.c b/drivers/video/fbdev/omap2/omapfb/displays/panel-nec-nl8048hl11.c
index 8a928c9a2..8a928c9a2 100644
--- a/drivers/video/fbdev/omap2/displays-new/panel-nec-nl8048hl11.c
+++ b/drivers/video/fbdev/omap2/omapfb/displays/panel-nec-nl8048hl11.c
diff --git a/drivers/video/fbdev/omap2/displays-new/panel-sharp-ls037v7dw01.c b/drivers/video/fbdev/omap2/omapfb/displays/panel-sharp-ls037v7dw01.c
index abfd1f6e3..abfd1f6e3 100644
--- a/drivers/video/fbdev/omap2/displays-new/panel-sharp-ls037v7dw01.c
+++ b/drivers/video/fbdev/omap2/omapfb/displays/panel-sharp-ls037v7dw01.c
diff --git a/drivers/video/fbdev/omap2/displays-new/panel-sony-acx565akm.c b/drivers/video/fbdev/omap2/omapfb/displays/panel-sony-acx565akm.c
index 31efcca80..31efcca80 100644
--- a/drivers/video/fbdev/omap2/displays-new/panel-sony-acx565akm.c
+++ b/drivers/video/fbdev/omap2/omapfb/displays/panel-sony-acx565akm.c
diff --git a/drivers/video/fbdev/omap2/displays-new/panel-tpo-td028ttec1.c b/drivers/video/fbdev/omap2/omapfb/displays/panel-tpo-td028ttec1.c
index 4d657f3ab..4d657f3ab 100644
--- a/drivers/video/fbdev/omap2/displays-new/panel-tpo-td028ttec1.c
+++ b/drivers/video/fbdev/omap2/omapfb/displays/panel-tpo-td028ttec1.c
diff --git a/drivers/video/fbdev/omap2/displays-new/panel-tpo-td043mtea1.c b/drivers/video/fbdev/omap2/omapfb/displays/panel-tpo-td043mtea1.c
index 68e3b68a2..68e3b68a2 100644
--- a/drivers/video/fbdev/omap2/displays-new/panel-tpo-td043mtea1.c
+++ b/drivers/video/fbdev/omap2/omapfb/displays/panel-tpo-td043mtea1.c
diff --git a/drivers/video/fbdev/omap2/dss/Kconfig b/drivers/video/fbdev/omap2/omapfb/dss/Kconfig
index d1fa730c7..27d220212 100644
--- a/drivers/video/fbdev/omap2/dss/Kconfig
+++ b/drivers/video/fbdev/omap2/omapfb/dss/Kconfig
@@ -1,17 +1,13 @@
-config OMAP2_DSS_INIT
+config FB_OMAP2_DSS_INIT
 	bool
 
-menuconfig OMAP2_DSS
-        tristate "OMAP2+ Display Subsystem support"
+config FB_OMAP2_DSS
+        tristate
 	select VIDEOMODE_HELPERS
-	select OMAP2_DSS_INIT
+	select FB_OMAP2_DSS_INIT
 	select HDMI
-        help
-	  OMAP2+ Display Subsystem support.
 
-if OMAP2_DSS
-
-config OMAP2_DSS_DEBUG
+config FB_OMAP2_DSS_DEBUG
 	bool "Debug support"
 	default n
 	help
@@ -19,7 +15,7 @@ config OMAP2_DSS_DEBUG
 	  can also be enabled by setting CONFIG_DYNAMIC_DEBUG and then setting
 	  appropriate flags in <debugfs>/dynamic_debug/control.
 
-config OMAP2_DSS_DEBUGFS
+config FB_OMAP2_DSS_DEBUGFS
 	bool "Debugfs filesystem support"
 	depends on DEBUG_FS
 	default n
@@ -28,9 +24,9 @@ config OMAP2_DSS_DEBUGFS
 	  querying about clock configuration and register configuration of dss,
 	  dispc, dsi, hdmi and rfbi.
 
-config OMAP2_DSS_COLLECT_IRQ_STATS
+config FB_OMAP2_DSS_COLLECT_IRQ_STATS
 	bool "Collect DSS IRQ statistics"
-	depends on OMAP2_DSS_DEBUGFS
+	depends on FB_OMAP2_DSS_DEBUGFS
 	default n
 	help
 	  Collect DSS IRQ statistics, printable via debugfs.
@@ -39,13 +35,13 @@ config OMAP2_DSS_COLLECT_IRQ_STATS
 	  <debugfs>/omapdss/dispc_irq for DISPC interrupts, and
 	  <debugfs>/omapdss/dsi_irq for DSI interrupts.
 
-config OMAP2_DSS_DPI
+config FB_OMAP2_DSS_DPI
 	bool "DPI support"
 	default y
 	help
 	  DPI Interface. This is the Parallel Display Interface.
 
-config OMAP2_DSS_RFBI
+config FB_OMAP2_DSS_RFBI
 	bool "RFBI support"
 	depends on BROKEN
         default n
@@ -58,32 +54,32 @@ config OMAP2_DSS_RFBI
 
 	  See http://www.mipi.org/ for DBI specifications.
 
-config OMAP2_DSS_VENC
+config FB_OMAP2_DSS_VENC
 	bool "VENC support"
         default y
 	help
 	  OMAP Video Encoder support for S-Video and composite TV-out.
 
-config OMAP2_DSS_HDMI_COMMON
+config FB_OMAP2_DSS_HDMI_COMMON
 	bool
 
-config OMAP4_DSS_HDMI
+config FB_OMAP4_DSS_HDMI
 	bool "HDMI support for OMAP4"
         default y
-	select OMAP2_DSS_HDMI_COMMON
+	select FB_OMAP2_DSS_HDMI_COMMON
 	help
 	  HDMI support for OMAP4 based SoCs.
 
-config OMAP5_DSS_HDMI
+config FB_OMAP5_DSS_HDMI
 	bool "HDMI support for OMAP5"
 	default n
-	select OMAP2_DSS_HDMI_COMMON
+	select FB_OMAP2_DSS_HDMI_COMMON
 	help
 	  HDMI Interface for OMAP5 and similar cores. This adds the High
 	  Definition Multimedia Interface. See http://www.hdmi.org/ for HDMI
 	  specification.
 
-config OMAP2_DSS_SDI
+config FB_OMAP2_DSS_SDI
 	bool "SDI support"
         default n
 	help
@@ -92,7 +88,7 @@ config OMAP2_DSS_SDI
 	  SDI is a high speed one-way display serial bus between the host
 	  processor and a display.
 
-config OMAP2_DSS_DSI
+config FB_OMAP2_DSS_DSI
 	bool "DSI support"
         default n
 	help
@@ -103,7 +99,7 @@ config OMAP2_DSS_DSI
 
 	  See http://www.mipi.org/ for DSI specifications.
 
-config OMAP2_DSS_MIN_FCK_PER_PCK
+config FB_OMAP2_DSS_MIN_FCK_PER_PCK
 	int "Minimum FCK/PCK ratio (for scaling)"
 	range 0 32
 	default 0
@@ -121,7 +117,7 @@ config OMAP2_DSS_MIN_FCK_PER_PCK
 	  Max FCK is 173MHz, so this doesn't work if your PCK
 	  is very high.
 
-config OMAP2_DSS_SLEEP_AFTER_VENC_RESET
+config FB_OMAP2_DSS_SLEEP_AFTER_VENC_RESET
 	bool "Sleep 20ms after VENC reset"
 	default y
 	help
@@ -131,5 +127,3 @@ config OMAP2_DSS_SLEEP_AFTER_VENC_RESET
 
 	  This option enables the sleep, and is enabled by default. You can
 	  disable the sleep if it doesn't cause problems on your platform.
-
-endif
diff --git a/drivers/video/fbdev/omap2/omapfb/dss/Makefile b/drivers/video/fbdev/omap2/omapfb/dss/Makefile
new file mode 100644
index 000000000..02308e24f
--- /dev/null
+++ b/drivers/video/fbdev/omap2/omapfb/dss/Makefile
@@ -0,0 +1,18 @@
+obj-$(CONFIG_FB_OMAP2_DSS_INIT) += omapdss-boot-init.o
+obj-$(CONFIG_FB_OMAP2_DSS) += omapdss.o
+# Core DSS files
+omapdss-y := core.o dss.o dss_features.o dispc.o dispc_coefs.o display.o \
+	output.o dss-of.o pll.o video-pll.o
+# DSS compat layer files
+omapdss-y += manager.o manager-sysfs.o overlay.o overlay-sysfs.o apply.o \
+	dispc-compat.o display-sysfs.o
+omapdss-$(CONFIG_FB_OMAP2_DSS_DPI) += dpi.o
+omapdss-$(CONFIG_FB_OMAP2_DSS_RFBI) += rfbi.o
+omapdss-$(CONFIG_FB_OMAP2_DSS_VENC) += venc.o
+omapdss-$(CONFIG_FB_OMAP2_DSS_SDI) += sdi.o
+omapdss-$(CONFIG_FB_OMAP2_DSS_DSI) += dsi.o
+omapdss-$(CONFIG_FB_OMAP2_DSS_HDMI_COMMON) += hdmi_common.o hdmi_wp.o hdmi_pll.o \
+	hdmi_phy.o
+omapdss-$(CONFIG_FB_OMAP4_DSS_HDMI) += hdmi4.o hdmi4_core.o
+omapdss-$(CONFIG_FB_OMAP5_DSS_HDMI) += hdmi5.o hdmi5_core.o
+ccflags-$(CONFIG_FB_OMAP2_DSS_DEBUG) += -DDEBUG
diff --git a/drivers/video/fbdev/omap2/dss/apply.c b/drivers/video/fbdev/omap2/omapfb/dss/apply.c
index 663ccc3bf..663ccc3bf 100644
--- a/drivers/video/fbdev/omap2/dss/apply.c
+++ b/drivers/video/fbdev/omap2/omapfb/dss/apply.c
diff --git a/drivers/video/fbdev/omap2/dss/core.c b/drivers/video/fbdev/omap2/omapfb/dss/core.c
index 54eeb507f..5a87179b7 100644
--- a/drivers/video/fbdev/omap2/dss/core.c
+++ b/drivers/video/fbdev/omap2/omapfb/dss/core.c
@@ -98,7 +98,7 @@ int dss_set_min_bus_tput(struct device *dev, unsigned long tput)
 		return 0;
 }
 
-#if defined(CONFIG_OMAP2_DSS_DEBUGFS)
+#if defined(CONFIG_FB_OMAP2_DSS_DEBUGFS)
 static int dss_debug_show(struct seq_file *s, void *unused)
 {
 	void (*func)(struct seq_file *) = s->private;
@@ -150,7 +150,7 @@ int dss_debugfs_create_file(const char *name, void (*write)(struct seq_file *))
 
 	return PTR_ERR_OR_ZERO(d);
 }
-#else /* CONFIG_OMAP2_DSS_DEBUGFS */
+#else /* CONFIG_FB_OMAP2_DSS_DEBUGFS */
 static inline int dss_initialize_debugfs(void)
 {
 	return 0;
@@ -162,7 +162,7 @@ int dss_debugfs_create_file(const char *name, void (*write)(struct seq_file *))
 {
 	return 0;
 }
-#endif /* CONFIG_OMAP2_DSS_DEBUGFS */
+#endif /* CONFIG_FB_OMAP2_DSS_DEBUGFS */
 
 /* PLATFORM DEVICE */
 static int omap_dss_pm_notif(struct notifier_block *b, unsigned long v, void *d)
@@ -247,49 +247,49 @@ static struct platform_driver omap_dss_driver = {
 static int (*dss_output_drv_reg_funcs[])(void) __initdata = {
 	dss_init_platform_driver,
 	dispc_init_platform_driver,
-#ifdef CONFIG_OMAP2_DSS_DSI
+#ifdef CONFIG_FB_OMAP2_DSS_DSI
 	dsi_init_platform_driver,
 #endif
-#ifdef CONFIG_OMAP2_DSS_DPI
+#ifdef CONFIG_FB_OMAP2_DSS_DPI
 	dpi_init_platform_driver,
 #endif
-#ifdef CONFIG_OMAP2_DSS_SDI
+#ifdef CONFIG_FB_OMAP2_DSS_SDI
 	sdi_init_platform_driver,
 #endif
-#ifdef CONFIG_OMAP2_DSS_RFBI
+#ifdef CONFIG_FB_OMAP2_DSS_RFBI
 	rfbi_init_platform_driver,
 #endif
-#ifdef CONFIG_OMAP2_DSS_VENC
+#ifdef CONFIG_FB_OMAP2_DSS_VENC
 	venc_init_platform_driver,
 #endif
-#ifdef CONFIG_OMAP4_DSS_HDMI
+#ifdef CONFIG_FB_OMAP4_DSS_HDMI
 	hdmi4_init_platform_driver,
 #endif
-#ifdef CONFIG_OMAP5_DSS_HDMI
+#ifdef CONFIG_FB_OMAP5_DSS_HDMI
 	hdmi5_init_platform_driver,
 #endif
 };
 
 static void (*dss_output_drv_unreg_funcs[])(void) = {
-#ifdef CONFIG_OMAP5_DSS_HDMI
+#ifdef CONFIG_FB_OMAP5_DSS_HDMI
 	hdmi5_uninit_platform_driver,
 #endif
-#ifdef CONFIG_OMAP4_DSS_HDMI
+#ifdef CONFIG_FB_OMAP4_DSS_HDMI
 	hdmi4_uninit_platform_driver,
 #endif
-#ifdef CONFIG_OMAP2_DSS_VENC
+#ifdef CONFIG_FB_OMAP2_DSS_VENC
 	venc_uninit_platform_driver,
 #endif
-#ifdef CONFIG_OMAP2_DSS_RFBI
+#ifdef CONFIG_FB_OMAP2_DSS_RFBI
 	rfbi_uninit_platform_driver,
 #endif
-#ifdef CONFIG_OMAP2_DSS_SDI
+#ifdef CONFIG_FB_OMAP2_DSS_SDI
 	sdi_uninit_platform_driver,
 #endif
-#ifdef CONFIG_OMAP2_DSS_DPI
+#ifdef CONFIG_FB_OMAP2_DSS_DPI
 	dpi_uninit_platform_driver,
 #endif
-#ifdef CONFIG_OMAP2_DSS_DSI
+#ifdef CONFIG_FB_OMAP2_DSS_DSI
 	dsi_uninit_platform_driver,
 #endif
 	dispc_uninit_platform_driver,
diff --git a/drivers/video/fbdev/omap2/dss/dispc-compat.c b/drivers/video/fbdev/omap2/omapfb/dss/dispc-compat.c
index 633c461fb..6607db37a 100644
--- a/drivers/video/fbdev/omap2/dss/dispc-compat.c
+++ b/drivers/video/fbdev/omap2/omapfb/dss/dispc-compat.c
@@ -60,14 +60,14 @@ static struct {
 	u32 error_irqs;
 	struct work_struct error_work;
 
-#ifdef CONFIG_OMAP2_DSS_COLLECT_IRQ_STATS
+#ifdef CONFIG_FB_OMAP2_DSS_COLLECT_IRQ_STATS
 	spinlock_t irq_stats_lock;
 	struct dispc_irq_stats irq_stats;
 #endif
 } dispc_compat;
 
 
-#ifdef CONFIG_OMAP2_DSS_COLLECT_IRQ_STATS
+#ifdef CONFIG_FB_OMAP2_DSS_COLLECT_IRQ_STATS
 static void dispc_dump_irqs(struct seq_file *s)
 {
 	unsigned long flags;
@@ -279,7 +279,7 @@ static irqreturn_t omap_dispc_irq_handler(int irq, void *arg)
 		return IRQ_NONE;
 	}
 
-#ifdef CONFIG_OMAP2_DSS_COLLECT_IRQ_STATS
+#ifdef CONFIG_FB_OMAP2_DSS_COLLECT_IRQ_STATS
 	spin_lock(&dispc_compat.irq_stats_lock);
 	dispc_compat.irq_stats.irq_count++;
 	dss_collect_irq_stats(irqstatus, dispc_compat.irq_stats.irqs);
@@ -416,7 +416,7 @@ int dss_dispc_initialize_irq(void)
 {
 	int r;
 
-#ifdef CONFIG_OMAP2_DSS_COLLECT_IRQ_STATS
+#ifdef CONFIG_FB_OMAP2_DSS_COLLECT_IRQ_STATS
 	spin_lock_init(&dispc_compat.irq_stats_lock);
 	dispc_compat.irq_stats.last_reset = jiffies;
 	dss_debugfs_create_file("dispc_irq", dispc_dump_irqs);
@@ -476,7 +476,7 @@ static void dispc_mgr_disable_lcd_out(enum omap_channel channel)
 	int r;
 	u32 irq;
 
-	if (dispc_mgr_is_enabled(channel) == false)
+	if (!dispc_mgr_is_enabled(channel))
 		return;
 
 	/*
@@ -524,7 +524,7 @@ static void dispc_mgr_enable_digit_out(void)
 	int r;
 	u32 irq_mask;
 
-	if (dispc_mgr_is_enabled(OMAP_DSS_CHANNEL_DIGIT) == true)
+	if (dispc_mgr_is_enabled(OMAP_DSS_CHANNEL_DIGIT))
 		return;
 
 	/*
@@ -562,7 +562,7 @@ static void dispc_mgr_disable_digit_out(void)
 	u32 irq_mask;
 	int num_irqs;
 
-	if (dispc_mgr_is_enabled(OMAP_DSS_CHANNEL_DIGIT) == false)
+	if (!dispc_mgr_is_enabled(OMAP_DSS_CHANNEL_DIGIT))
 		return;
 
 	/*
diff --git a/drivers/video/fbdev/omap2/dss/dispc-compat.h b/drivers/video/fbdev/omap2/omapfb/dss/dispc-compat.h
index 14a69b3d4..14a69b3d4 100644
--- a/drivers/video/fbdev/omap2/dss/dispc-compat.h
+++ b/drivers/video/fbdev/omap2/omapfb/dss/dispc-compat.h
diff --git a/drivers/video/fbdev/omap2/dss/dispc.c b/drivers/video/fbdev/omap2/omapfb/dss/dispc.c
index be716c9ff..5491e304f 100644
--- a/drivers/video/fbdev/omap2/dss/dispc.c
+++ b/drivers/video/fbdev/omap2/omapfb/dss/dispc.c
@@ -99,6 +99,11 @@ struct dispc_features {
 
 	/* PIXEL_INC is not added to the last pixel of a line */
 	bool last_pixel_inc_missing:1;
+
+	/* POL_FREQ has ALIGN bit */
+	bool supports_sync_align:1;
+
+	bool has_writeback:1;
 };
 
 #define DISPC_MAX_NR_FIFOS 5
@@ -246,6 +251,11 @@ struct color_conv_coef {
 	int full_range;
 };
 
+static unsigned long dispc_fclk_rate(void);
+static unsigned long dispc_core_clk_rate(void);
+static unsigned long dispc_mgr_lclk_rate(enum omap_channel channel);
+static unsigned long dispc_mgr_pclk_rate(enum omap_channel channel);
+
 static unsigned long dispc_plane_pclk_rate(enum omap_plane plane);
 static unsigned long dispc_plane_lclk_rate(enum omap_plane plane);
 
@@ -571,7 +581,7 @@ EXPORT_SYMBOL(dispc_mgr_go_busy);
 
 void dispc_mgr_go(enum omap_channel channel)
 {
-	WARN_ON(dispc_mgr_is_enabled(channel) == false);
+	WARN_ON(!dispc_mgr_is_enabled(channel));
 	WARN_ON(dispc_mgr_go_busy(channel));
 
 	DSSDBG("GO %s\n", mgr_desc[channel].name);
@@ -707,19 +717,20 @@ static void dispc_setup_color_conv_coef(void)
 {
 	int i;
 	int num_ovl = dss_feat_get_num_ovls();
-	int num_wb = dss_feat_get_num_wbs();
 	const struct color_conv_coef ctbl_bt601_5_ovl = {
+		/* YUV -> RGB */
 		298, 409, 0, 298, -208, -100, 298, 0, 517, 0,
 	};
 	const struct color_conv_coef ctbl_bt601_5_wb = {
-		66, 112, -38, 129, -94, -74, 25, -18, 112, 0,
+		/* RGB -> YUV */
+		66, 129, 25, 112, -94, -18, -38, -74, 112, 0,
 	};
 
 	for (i = 1; i < num_ovl; i++)
 		dispc_ovl_write_color_conv_coef(i, &ctbl_bt601_5_ovl);
 
-	for (; i < num_wb; i++)
-		dispc_ovl_write_color_conv_coef(i, &ctbl_bt601_5_wb);
+	if (dispc.feat->has_writeback)
+		dispc_ovl_write_color_conv_coef(OMAP_DSS_WB, &ctbl_bt601_5_wb);
 }
 
 static void dispc_ovl_set_ba0(enum omap_plane plane, u32 paddr)
@@ -970,6 +981,10 @@ void dispc_ovl_set_channel_out(enum omap_plane plane, enum omap_channel channel)
 				return;
 			}
 			break;
+		case OMAP_DSS_CHANNEL_WB:
+			chan = 0;
+			chan2 = 3;
+			break;
 		default:
 			BUG();
 			return;
@@ -988,7 +1003,6 @@ static enum omap_channel dispc_ovl_get_channel_out(enum omap_plane plane)
 {
 	int shift;
 	u32 val;
-	enum omap_channel channel;
 
 	switch (plane) {
 	case OMAP_DSS_GFX:
@@ -1006,23 +1020,23 @@ static enum omap_channel dispc_ovl_get_channel_out(enum omap_plane plane)
 
 	val = dispc_read_reg(DISPC_OVL_ATTRIBUTES(plane));
 
-	if (dss_has_feature(FEAT_MGR_LCD3)) {
-		if (FLD_GET(val, 31, 30) == 0)
-			channel = FLD_GET(val, shift, shift);
-		else if (FLD_GET(val, 31, 30) == 1)
-			channel = OMAP_DSS_CHANNEL_LCD2;
-		else
-			channel = OMAP_DSS_CHANNEL_LCD3;
-	} else if (dss_has_feature(FEAT_MGR_LCD2)) {
-		if (FLD_GET(val, 31, 30) == 0)
-			channel = FLD_GET(val, shift, shift);
-		else
-			channel = OMAP_DSS_CHANNEL_LCD2;
-	} else {
-		channel = FLD_GET(val, shift, shift);
-	}
+	if (FLD_GET(val, shift, shift) == 1)
+		return OMAP_DSS_CHANNEL_DIGIT;
+
+	if (!dss_has_feature(FEAT_MGR_LCD2))
+		return OMAP_DSS_CHANNEL_LCD;
 
-	return channel;
+	switch (FLD_GET(val, 31, 30)) {
+	case 0:
+	default:
+		return OMAP_DSS_CHANNEL_LCD;
+	case 1:
+		return OMAP_DSS_CHANNEL_LCD2;
+	case 2:
+		return OMAP_DSS_CHANNEL_LCD3;
+	case 3:
+		return OMAP_DSS_CHANNEL_WB;
+	}
 }
 
 void dispc_wb_set_channel_in(enum dss_writeback_channel channel)
@@ -1050,6 +1064,8 @@ static void dispc_configure_burst_sizes(void)
 	/* Configure burst size always to maximum size */
 	for (i = 0; i < dss_feat_get_num_ovls(); ++i)
 		dispc_ovl_set_burst_size(i, burst_size);
+	if (dispc.feat->has_writeback)
+		dispc_ovl_set_burst_size(OMAP_DSS_WB, burst_size);
 }
 
 static u32 dispc_ovl_get_burst_size(enum omap_plane plane)
@@ -1196,6 +1212,17 @@ static void dispc_init_fifos(void)
 
 		dispc_ovl_set_fifo_threshold(i, low, high);
 	}
+
+	if (dispc.feat->has_writeback) {
+		u32 low, high;
+		const bool use_fifomerge = false;
+		const bool manual_update = false;
+
+		dispc_ovl_compute_fifo_thresholds(OMAP_DSS_WB, &low, &high,
+			use_fifomerge, manual_update);
+
+		dispc_ovl_set_fifo_threshold(OMAP_DSS_WB, low, high);
+	}
 }
 
 static u32 dispc_ovl_get_fifo_size(enum omap_plane plane)
@@ -1248,7 +1275,6 @@ void dispc_ovl_set_fifo_threshold(enum omap_plane plane, u32 low, u32 high)
 			plane != OMAP_DSS_WB)
 		dispc_write_reg(DISPC_OVL_PRELOAD(plane), min(high, 0xfffu));
 }
-EXPORT_SYMBOL(dispc_ovl_set_fifo_threshold);
 
 void dispc_enable_fifomerge(bool enable)
 {
@@ -1307,7 +1333,6 @@ void dispc_ovl_compute_fifo_thresholds(enum omap_plane plane,
 		*fifo_high = total_fifo_size - buf_unit;
 	}
 }
-EXPORT_SYMBOL(dispc_ovl_compute_fifo_thresholds);
 
 static void dispc_ovl_set_mflag(enum omap_plane plane, bool enable)
 {
@@ -1364,6 +1389,25 @@ static void dispc_init_mflag(void)
 
 		dispc_ovl_set_mflag_threshold(i, low, high);
 	}
+
+	if (dispc.feat->has_writeback) {
+		u32 size = dispc_ovl_get_fifo_size(OMAP_DSS_WB);
+		u32 unit = dss_feat_get_buffer_size_unit();
+		u32 low, high;
+
+		dispc_ovl_set_mflag(OMAP_DSS_WB, true);
+
+		/*
+		 * Simulation team suggests below thesholds:
+		 * HT = fifosize * 5 / 8;
+		 * LT = fifosize * 4 / 8;
+		 */
+
+		low = size * 4 / 8 / unit;
+		high = size * 5 / 8 / unit;
+
+		dispc_ovl_set_mflag_threshold(OMAP_DSS_WB, low, high);
+	}
 }
 
 static void dispc_ovl_set_fir(enum omap_plane plane,
@@ -2438,7 +2482,7 @@ static int dispc_ovl_calc_scaling(unsigned long pclk, unsigned long lclk,
 	if (width == out_width && height == out_height)
 		return 0;
 
-	if (pclk == 0 || mgr_timings->pixelclock == 0) {
+	if (!mem_to_mem && (pclk == 0 || mgr_timings->pixelclock == 0)) {
 		DSSERR("cannot calculate scaling settings: pclk is zero\n");
 		return -EINVAL;
 	}
@@ -2816,8 +2860,25 @@ int dispc_wb_setup(const struct omap_dss_writeback_info *wi,
 	l = dispc_read_reg(DISPC_OVL_ATTRIBUTES(plane));
 	l = FLD_MOD(l, truncation, 10, 10);	/* TRUNCATIONENABLE */
 	l = FLD_MOD(l, mem_to_mem, 19, 19);	/* WRITEBACKMODE */
+	if (mem_to_mem)
+		l = FLD_MOD(l, 1, 26, 24);	/* CAPTUREMODE */
+	else
+		l = FLD_MOD(l, 0, 26, 24);	/* CAPTUREMODE */
 	dispc_write_reg(DISPC_OVL_ATTRIBUTES(plane), l);
 
+	if (mem_to_mem) {
+		/* WBDELAYCOUNT */
+		REG_FLD_MOD(DISPC_OVL_ATTRIBUTES2(plane), 0, 7, 0);
+	} else {
+		int wbdelay;
+
+		wbdelay = min(mgr_timings->vfp + mgr_timings->vsw +
+			mgr_timings->vbp, 255);
+
+		/* WBDELAYCOUNT */
+		REG_FLD_MOD(DISPC_OVL_ATTRIBUTES2(plane), wbdelay, 7, 0);
+	}
+
 	return r;
 }
 
@@ -2896,7 +2957,7 @@ static void dispc_mgr_set_lcd_type_tft(enum omap_channel channel)
 	mgr_fld_write(channel, DISPC_MGR_FLD_STNTFT, 1);
 }
 
-void dispc_set_loadmode(enum omap_dss_load_mode mode)
+static void dispc_set_loadmode(enum omap_dss_load_mode mode)
 {
 	REG_FLD_MOD(DISPC_CONFIG, mode, 2, 1);
 }
@@ -3163,6 +3224,10 @@ static void _dispc_mgr_set_lcd_timings(enum omap_channel channel, int hsw,
 		FLD_VAL(hs, 13, 13) |
 		FLD_VAL(vs, 12, 12);
 
+	/* always set ALIGN bit when available */
+	if (dispc.feat->supports_sync_align)
+		l |= (1 << 18);
+
 	dispc_write_reg(DISPC_POL_FREQ(channel), l);
 
 	if (dispc.syscon_pol) {
@@ -3220,7 +3285,7 @@ void dispc_mgr_set_timings(enum omap_channel channel,
 
 		DSSDBG("hsync %luHz, vsync %luHz\n", ht, vt);
 	} else {
-		if (t.interlace == true)
+		if (t.interlace)
 			t.y_res /= 2;
 	}
 
@@ -3237,7 +3302,7 @@ static void dispc_mgr_set_lcd_divisor(enum omap_channel channel, u16 lck_div,
 	dispc_write_reg(DISPC_DIVISORo(channel),
 			FLD_VAL(lck_div, 23, 16) | FLD_VAL(pck_div, 7, 0));
 
-	if (dss_has_feature(FEAT_CORE_CLK_DIV) == false &&
+	if (!dss_has_feature(FEAT_CORE_CLK_DIV) &&
 			channel == OMAP_DSS_CHANNEL_LCD)
 		dispc.core_clk_rate = dispc_fclk_rate() / lck_div;
 }
@@ -3251,7 +3316,7 @@ static void dispc_mgr_get_lcd_divisor(enum omap_channel channel, int *lck_div,
 	*pck_div = FLD_GET(l, 7, 0);
 }
 
-unsigned long dispc_fclk_rate(void)
+static unsigned long dispc_fclk_rate(void)
 {
 	struct dss_pll *pll;
 	unsigned long r = 0;
@@ -3282,7 +3347,7 @@ unsigned long dispc_fclk_rate(void)
 	return r;
 }
 
-unsigned long dispc_mgr_lclk_rate(enum omap_channel channel)
+static unsigned long dispc_mgr_lclk_rate(enum omap_channel channel)
 {
 	struct dss_pll *pll;
 	int lcd;
@@ -3323,7 +3388,7 @@ unsigned long dispc_mgr_lclk_rate(enum omap_channel channel)
 	}
 }
 
-unsigned long dispc_mgr_pclk_rate(enum omap_channel channel)
+static unsigned long dispc_mgr_pclk_rate(enum omap_channel channel)
 {
 	unsigned long r;
 
@@ -3348,7 +3413,7 @@ void dispc_set_tv_pclk(unsigned long pclk)
 	dispc.tv_pclk_rate = pclk;
 }
 
-unsigned long dispc_core_clk_rate(void)
+static unsigned long dispc_core_clk_rate(void)
 {
 	return dispc.core_clk_rate;
 }
@@ -3448,6 +3513,7 @@ static void dispc_dump_regs(struct seq_file *s)
 		[OMAP_DSS_VIDEO1]	= "VID1",
 		[OMAP_DSS_VIDEO2]	= "VID2",
 		[OMAP_DSS_VIDEO3]	= "VID3",
+		[OMAP_DSS_WB]		= "WB",
 	};
 	const char **p_names;
 
@@ -3554,6 +3620,35 @@ static void dispc_dump_regs(struct seq_file *s)
 			DUMPREG(i, DISPC_OVL_ATTRIBUTES2);
 	}
 
+	if (dispc.feat->has_writeback) {
+		i = OMAP_DSS_WB;
+		DUMPREG(i, DISPC_OVL_BA0);
+		DUMPREG(i, DISPC_OVL_BA1);
+		DUMPREG(i, DISPC_OVL_SIZE);
+		DUMPREG(i, DISPC_OVL_ATTRIBUTES);
+		DUMPREG(i, DISPC_OVL_FIFO_THRESHOLD);
+		DUMPREG(i, DISPC_OVL_FIFO_SIZE_STATUS);
+		DUMPREG(i, DISPC_OVL_ROW_INC);
+		DUMPREG(i, DISPC_OVL_PIXEL_INC);
+
+		if (dss_has_feature(FEAT_MFLAG))
+			DUMPREG(i, DISPC_OVL_MFLAG_THRESHOLD);
+
+		DUMPREG(i, DISPC_OVL_FIR);
+		DUMPREG(i, DISPC_OVL_PICTURE_SIZE);
+		DUMPREG(i, DISPC_OVL_ACCU0);
+		DUMPREG(i, DISPC_OVL_ACCU1);
+		if (dss_has_feature(FEAT_HANDLE_UV_SEPARATE)) {
+			DUMPREG(i, DISPC_OVL_BA0_UV);
+			DUMPREG(i, DISPC_OVL_BA1_UV);
+			DUMPREG(i, DISPC_OVL_FIR2);
+			DUMPREG(i, DISPC_OVL_ACCU2_0);
+			DUMPREG(i, DISPC_OVL_ACCU2_1);
+		}
+		if (dss_has_feature(FEAT_ATTR2))
+			DUMPREG(i, DISPC_OVL_ATTRIBUTES2);
+	}
+
 #undef DISPC_REG
 #undef DUMPREG
 
@@ -3626,8 +3721,8 @@ bool dispc_div_calc(unsigned long dispc,
 	unsigned min_fck_per_pck;
 	unsigned long fck;
 
-#ifdef CONFIG_OMAP2_DSS_MIN_FCK_PER_PCK
-	min_fck_per_pck = CONFIG_OMAP2_DSS_MIN_FCK_PER_PCK;
+#ifdef CONFIG_FB_OMAP2_DSS_MIN_FCK_PER_PCK
+	min_fck_per_pck = CONFIG_FB_OMAP2_DSS_MIN_FCK_PER_PCK;
 #else
 	min_fck_per_pck = 0;
 #endif
@@ -3854,6 +3949,8 @@ static const struct dispc_features omap44xx_dispc_feats = {
 	.num_fifos		=	5,
 	.gfx_fifo_workaround	=	true,
 	.set_max_preload	=	true,
+	.supports_sync_align	=	true,
+	.has_writeback		=	true,
 };
 
 static const struct dispc_features omap54xx_dispc_feats = {
@@ -3875,6 +3972,8 @@ static const struct dispc_features omap54xx_dispc_feats = {
 	.gfx_fifo_workaround	=	true,
 	.mstandby_workaround	=	true,
 	.set_max_preload	=	true,
+	.supports_sync_align	=	true,
+	.has_writeback		=	true,
 };
 
 static int dispc_init_features(struct platform_device *pdev)
diff --git a/drivers/video/fbdev/omap2/dss/dispc.h b/drivers/video/fbdev/omap2/omapfb/dss/dispc.h
index 3043d6e0a..483744223 100644
--- a/drivers/video/fbdev/omap2/dss/dispc.h
+++ b/drivers/video/fbdev/omap2/omapfb/dss/dispc.h
@@ -908,6 +908,8 @@ static inline u16 DISPC_MFLAG_THRESHOLD_OFFSET(enum omap_plane plane)
 		return 0x0868;
 	case OMAP_DSS_VIDEO3:
 		return 0x086c;
+	case OMAP_DSS_WB:
+		return 0x0870;
 	default:
 		BUG();
 		return 0;
diff --git a/drivers/video/fbdev/omap2/dss/dispc_coefs.c b/drivers/video/fbdev/omap2/omapfb/dss/dispc_coefs.c
index 038c15b04..038c15b04 100644
--- a/drivers/video/fbdev/omap2/dss/dispc_coefs.c
+++ b/drivers/video/fbdev/omap2/omapfb/dss/dispc_coefs.c
diff --git a/drivers/video/fbdev/omap2/dss/display-sysfs.c b/drivers/video/fbdev/omap2/omapfb/dss/display-sysfs.c
index 6ad0991f8..75b528602 100644
--- a/drivers/video/fbdev/omap2/dss/display-sysfs.c
+++ b/drivers/video/fbdev/omap2/omapfb/dss/display-sysfs.c
@@ -120,7 +120,7 @@ static ssize_t display_timings_store(struct omap_dss_device *dssdev,
 		return -ENOENT;
 
 	found = 0;
-#ifdef CONFIG_OMAP2_DSS_VENC
+#ifdef CONFIG_FB_OMAP2_DSS_VENC
 	if (strncmp("pal", buf, 3) == 0) {
 		t = omap_dss_pal_timings;
 		found = 1;
diff --git a/drivers/video/fbdev/omap2/dss/display.c b/drivers/video/fbdev/omap2/omapfb/dss/display.c
index ef5b90279..ef5b90279 100644
--- a/drivers/video/fbdev/omap2/dss/display.c
+++ b/drivers/video/fbdev/omap2/omapfb/dss/display.c
diff --git a/drivers/video/fbdev/omap2/dss/dpi.c b/drivers/video/fbdev/omap2/omapfb/dss/dpi.c
index fb45b6432..7953e6a52 100644
--- a/drivers/video/fbdev/omap2/dss/dpi.c
+++ b/drivers/video/fbdev/omap2/omapfb/dss/dpi.c
@@ -395,7 +395,7 @@ static int dpi_display_enable(struct omap_dss_device *dssdev)
 		goto err_no_reg;
 	}
 
-	if (out == NULL || out->manager == NULL) {
+	if (out->manager == NULL) {
 		DSSERR("failed to enable display: no output/manager\n");
 		r = -ENODEV;
 		goto err_no_out_mgr;
diff --git a/drivers/video/fbdev/omap2/dss/dsi.c b/drivers/video/fbdev/omap2/omapfb/dss/dsi.c
index b3606def5..0eec073b3 100644
--- a/drivers/video/fbdev/omap2/dss/dsi.c
+++ b/drivers/video/fbdev/omap2/omapfb/dss/dsi.c
@@ -144,7 +144,7 @@ struct dsi_reg { u16 module; u16 idx; };
 #define DSI_IRQ_TA_TIMEOUT	(1 << 20)
 #define DSI_IRQ_ERROR_MASK \
 	(DSI_IRQ_HS_TX_TIMEOUT | DSI_IRQ_LP_RX_TIMEOUT | DSI_IRQ_SYNC_LOST | \
-	DSI_IRQ_TA_TIMEOUT | DSI_IRQ_SYNC_LOST)
+	DSI_IRQ_TA_TIMEOUT)
 #define DSI_IRQ_CHANNEL_MASK	0xf
 
 /* Virtual channel interrupts */
@@ -369,7 +369,7 @@ struct dsi_data {
 	int debug_read;
 	int debug_write;
 
-#ifdef CONFIG_OMAP2_DSS_COLLECT_IRQ_STATS
+#ifdef CONFIG_FB_OMAP2_DSS_COLLECT_IRQ_STATS
 	spinlock_t irq_stats_lock;
 	struct dsi_irq_stats irq_stats;
 #endif
@@ -698,7 +698,7 @@ static void print_irq_status_cio(u32 status)
 #undef PIS
 }
 
-#ifdef CONFIG_OMAP2_DSS_COLLECT_IRQ_STATS
+#ifdef CONFIG_FB_OMAP2_DSS_COLLECT_IRQ_STATS
 static void dsi_collect_irq_stats(struct platform_device *dsidev, u32 irqstatus,
 		u32 *vcstatus, u32 ciostatus)
 {
@@ -1551,7 +1551,7 @@ void dsi_dump_clocks(struct seq_file *s)
 	}
 }
 
-#ifdef CONFIG_OMAP2_DSS_COLLECT_IRQ_STATS
+#ifdef CONFIG_FB_OMAP2_DSS_COLLECT_IRQ_STATS
 static void dsi_dump_dsidev_irqs(struct platform_device *dsidev,
 		struct seq_file *s)
 {
@@ -3833,7 +3833,7 @@ static int dsi_enable_video_output(struct omap_dss_device *dssdev, int channel)
 	u16 word_count;
 	int r;
 
-	if (out == NULL || out->manager == NULL) {
+	if (out->manager == NULL) {
 		DSSERR("failed to enable display: no output/manager\n");
 		return -ENODEV;
 	}
@@ -5296,7 +5296,7 @@ static int dsi_bind(struct device *dev, struct device *master, void *data)
 	spin_lock_init(&dsi->errors_lock);
 	dsi->errors = 0;
 
-#ifdef CONFIG_OMAP2_DSS_COLLECT_IRQ_STATS
+#ifdef CONFIG_FB_OMAP2_DSS_COLLECT_IRQ_STATS
 	spin_lock_init(&dsi->irq_stats_lock);
 	dsi->irq_stats.last_reset = jiffies;
 #endif
@@ -5468,7 +5468,7 @@ static int dsi_bind(struct device *dev, struct device *master, void *data)
 	else if (dsi->module_id == 1)
 		dss_debugfs_create_file("dsi2_regs", dsi2_dump_regs);
 
-#ifdef CONFIG_OMAP2_DSS_COLLECT_IRQ_STATS
+#ifdef CONFIG_FB_OMAP2_DSS_COLLECT_IRQ_STATS
 	if (dsi->module_id == 0)
 		dss_debugfs_create_file("dsi1_irqs", dsi1_dump_irqs);
 	else if (dsi->module_id == 1)
diff --git a/drivers/video/fbdev/omap2/dss/dss-of.c b/drivers/video/fbdev/omap2/omapfb/dss/dss-of.c
index bf407b6ba..bf407b6ba 100644
--- a/drivers/video/fbdev/omap2/dss/dss-of.c
+++ b/drivers/video/fbdev/omap2/omapfb/dss/dss-of.c
diff --git a/drivers/video/fbdev/omap2/dss/dss.c b/drivers/video/fbdev/omap2/omapfb/dss/dss.c
index 9200a8668..0078c4d1f 100644
--- a/drivers/video/fbdev/omap2/dss/dss.c
+++ b/drivers/video/fbdev/omap2/omapfb/dss/dss.c
@@ -793,12 +793,12 @@ void dss_runtime_put(void)
 }
 
 /* DEBUGFS */
-#if defined(CONFIG_OMAP2_DSS_DEBUGFS)
+#if defined(CONFIG_FB_OMAP2_DSS_DEBUGFS)
 void dss_debug_dump_clocks(struct seq_file *s)
 {
 	dss_dump_clocks(s);
 	dispc_dump_clocks(s);
-#ifdef CONFIG_OMAP2_DSS_DSI
+#ifdef CONFIG_FB_OMAP2_DSS_DSI
 	dsi_dump_clocks(s);
 #endif
 }
@@ -1144,7 +1144,7 @@ static int dss_bind(struct device *dev)
 
 	dss_select_dispc_clk_source(OMAP_DSS_CLK_SRC_FCK);
 
-#ifdef CONFIG_OMAP2_DSS_VENC
+#ifdef CONFIG_FB_OMAP2_DSS_VENC
 	REG_FLD_MOD(DSS_CONTROL, 1, 4, 4);	/* venc dac demen */
 	REG_FLD_MOD(DSS_CONTROL, 1, 3, 3);	/* venc clock 4x enable */
 	REG_FLD_MOD(DSS_CONTROL, 0, 2, 2);	/* venc clock mode = normal */
@@ -1264,12 +1264,18 @@ static int dss_runtime_suspend(struct device *dev)
 {
 	dss_save_context();
 	dss_set_min_bus_tput(dev, 0);
+
+	pinctrl_pm_select_sleep_state(dev);
+
 	return 0;
 }
 
 static int dss_runtime_resume(struct device *dev)
 {
 	int r;
+
+	pinctrl_pm_select_default_state(dev);
+
 	/*
 	 * Set an arbitrarily high tput request to ensure OPP100.
 	 * What we should really do is to make a request to stay in OPP100,
diff --git a/drivers/video/fbdev/omap2/dss/dss.h b/drivers/video/fbdev/omap2/omapfb/dss/dss.h
index 2406bcdb8..b9066afee 100644
--- a/drivers/video/fbdev/omap2/dss/dss.h
+++ b/drivers/video/fbdev/omap2/omapfb/dss/dss.h
@@ -278,7 +278,7 @@ void dss_video_pll_uninit(struct dss_pll *pll);
 struct device_node *dss_of_port_get_parent_device(struct device_node *port);
 u32 dss_of_port_get_port_number(struct device_node *port);
 
-#if defined(CONFIG_OMAP2_DSS_DEBUGFS)
+#if defined(CONFIG_FB_OMAP2_DSS_DEBUGFS)
 void dss_debug_dump_clocks(struct seq_file *s);
 #endif
 
@@ -311,7 +311,7 @@ bool dss_div_calc(unsigned long pck, unsigned long fck_min,
 int sdi_init_platform_driver(void) __init;
 void sdi_uninit_platform_driver(void);
 
-#ifdef CONFIG_OMAP2_DSS_SDI
+#ifdef CONFIG_FB_OMAP2_DSS_SDI
 int sdi_init_port(struct platform_device *pdev, struct device_node *port);
 void sdi_uninit_port(struct device_node *port);
 #else
@@ -327,7 +327,7 @@ static inline void sdi_uninit_port(struct device_node *port)
 
 /* DSI */
 
-#ifdef CONFIG_OMAP2_DSS_DSI
+#ifdef CONFIG_FB_OMAP2_DSS_DSI
 
 struct dentry;
 struct file_operations;
@@ -343,7 +343,8 @@ u8 dsi_get_pixel_size(enum omap_dss_dsi_pixel_format fmt);
 #else
 static inline u8 dsi_get_pixel_size(enum omap_dss_dsi_pixel_format fmt)
 {
-	WARN("%s: DSI not compiled in, returning pixel_size as 0\n", __func__);
+	WARN(1, "%s: DSI not compiled in, returning pixel_size as 0\n",
+	     __func__);
 	return 0;
 }
 #endif
@@ -352,7 +353,7 @@ static inline u8 dsi_get_pixel_size(enum omap_dss_dsi_pixel_format fmt)
 int dpi_init_platform_driver(void) __init;
 void dpi_uninit_platform_driver(void);
 
-#ifdef CONFIG_OMAP2_DSS_DPI
+#ifdef CONFIG_FB_OMAP2_DSS_DPI
 int dpi_init_port(struct platform_device *pdev, struct device_node *port);
 void dpi_uninit_port(struct device_node *port);
 #else
@@ -378,7 +379,6 @@ void dispc_lcd_enable_signal(bool enable);
 void dispc_pck_free_enable(bool enable);
 void dispc_enable_fifomerge(bool enable);
 void dispc_enable_gamma_table(bool enable);
-void dispc_set_loadmode(enum omap_dss_load_mode mode);
 
 typedef bool (*dispc_div_calc_func)(int lckd, int pckd, unsigned long lck,
 		unsigned long pck, void *data);
@@ -388,7 +388,6 @@ bool dispc_div_calc(unsigned long dispc,
 
 bool dispc_mgr_timings_ok(enum omap_channel channel,
 		const struct omap_video_timings *timings);
-unsigned long dispc_fclk_rate(void);
 int dispc_calc_clock_rates(unsigned long dispc_fclk_rate,
 		struct dispc_clock_info *cinfo);
 
@@ -398,9 +397,6 @@ void dispc_ovl_compute_fifo_thresholds(enum omap_plane plane,
 		u32 *fifo_low, u32 *fifo_high, bool use_fifomerge,
 		bool manual_update);
 
-unsigned long dispc_mgr_lclk_rate(enum omap_channel channel);
-unsigned long dispc_mgr_pclk_rate(enum omap_channel channel);
-unsigned long dispc_core_clk_rate(void);
 void dispc_mgr_set_clock_div(enum omap_channel channel,
 		const struct dispc_clock_info *cinfo);
 int dispc_mgr_get_clock_div(enum omap_channel channel,
@@ -432,7 +428,7 @@ int rfbi_init_platform_driver(void) __init;
 void rfbi_uninit_platform_driver(void);
 
 
-#ifdef CONFIG_OMAP2_DSS_COLLECT_IRQ_STATS
+#ifdef CONFIG_FB_OMAP2_DSS_COLLECT_IRQ_STATS
 static inline void dss_collect_irq_stats(u32 irqstatus, unsigned *irq_arr)
 {
 	int b;
diff --git a/drivers/video/fbdev/omap2/dss/dss_features.c b/drivers/video/fbdev/omap2/omapfb/dss/dss_features.c
index b0b6dfd65..c886a2927 100644
--- a/drivers/video/fbdev/omap2/dss/dss_features.c
+++ b/drivers/video/fbdev/omap2/omapfb/dss/dss_features.c
@@ -46,7 +46,6 @@ struct omap_dss_features {
 
 	const int num_mgrs;
 	const int num_ovls;
-	const int num_wbs;
 	const enum omap_display_type *supported_displays;
 	const enum omap_dss_output_id *supported_outputs;
 	const enum omap_color_mode *supported_color_modes;
@@ -735,7 +734,6 @@ static const struct omap_dss_features omap4430_es1_0_dss_features  = {
 
 	.num_mgrs = 3,
 	.num_ovls = 4,
-	.num_wbs = 1,
 	.supported_displays = omap4_dss_supported_displays,
 	.supported_outputs = omap4_dss_supported_outputs,
 	.supported_color_modes = omap4_dss_supported_color_modes,
@@ -757,7 +755,6 @@ static const struct omap_dss_features omap4430_es2_0_1_2_dss_features = {
 
 	.num_mgrs = 3,
 	.num_ovls = 4,
-	.num_wbs = 1,
 	.supported_displays = omap4_dss_supported_displays,
 	.supported_outputs = omap4_dss_supported_outputs,
 	.supported_color_modes = omap4_dss_supported_color_modes,
@@ -779,7 +776,6 @@ static const struct omap_dss_features omap4_dss_features = {
 
 	.num_mgrs = 3,
 	.num_ovls = 4,
-	.num_wbs = 1,
 	.supported_displays = omap4_dss_supported_displays,
 	.supported_outputs = omap4_dss_supported_outputs,
 	.supported_color_modes = omap4_dss_supported_color_modes,
@@ -825,11 +821,6 @@ int dss_feat_get_num_ovls(void)
 }
 EXPORT_SYMBOL(dss_feat_get_num_ovls);
 
-int dss_feat_get_num_wbs(void)
-{
-	return omap_current_dss_features->num_wbs;
-}
-
 unsigned long dss_feat_get_param_min(enum dss_range_param param)
 {
 	return omap_current_dss_features->dss_params[param].min;
@@ -844,13 +835,11 @@ enum omap_display_type dss_feat_get_supported_displays(enum omap_channel channel
 {
 	return omap_current_dss_features->supported_displays[channel];
 }
-EXPORT_SYMBOL(dss_feat_get_supported_displays);
 
 enum omap_dss_output_id dss_feat_get_supported_outputs(enum omap_channel channel)
 {
 	return omap_current_dss_features->supported_outputs[channel];
 }
-EXPORT_SYMBOL(dss_feat_get_supported_outputs);
 
 enum omap_color_mode dss_feat_get_supported_color_modes(enum omap_plane plane)
 {
diff --git a/drivers/video/fbdev/omap2/dss/dss_features.h b/drivers/video/fbdev/omap2/omapfb/dss/dss_features.h
index 100f7a2d0..3d67d39f1 100644
--- a/drivers/video/fbdev/omap2/dss/dss_features.h
+++ b/drivers/video/fbdev/omap2/omapfb/dss/dss_features.h
@@ -86,7 +86,6 @@ enum dss_range_param {
 };
 
 /* DSS Feature Functions */
-int dss_feat_get_num_wbs(void);
 unsigned long dss_feat_get_param_min(enum dss_range_param param);
 unsigned long dss_feat_get_param_max(enum dss_range_param param);
 enum omap_overlay_caps dss_feat_get_overlay_caps(enum omap_plane plane);
@@ -102,4 +101,8 @@ bool dss_feat_rotation_type_supported(enum omap_dss_rotation_type rot_type);
 bool dss_has_feature(enum dss_feat_id id);
 void dss_feat_get_reg_field(enum dss_feat_reg_field id, u8 *start, u8 *end);
 void dss_features_init(enum omapdss_version version);
+
+enum omap_display_type dss_feat_get_supported_displays(enum omap_channel channel);
+enum omap_dss_output_id dss_feat_get_supported_outputs(enum omap_channel channel);
+
 #endif
diff --git a/drivers/video/fbdev/omap2/dss/hdmi.h b/drivers/video/fbdev/omap2/omapfb/dss/hdmi.h
index 53616b02b..53616b02b 100644
--- a/drivers/video/fbdev/omap2/dss/hdmi.h
+++ b/drivers/video/fbdev/omap2/omapfb/dss/hdmi.h
diff --git a/drivers/video/fbdev/omap2/dss/hdmi4.c b/drivers/video/fbdev/omap2/omapfb/dss/hdmi4.c
index 94c8d5549..7103c659a 100644
--- a/drivers/video/fbdev/omap2/dss/hdmi4.c
+++ b/drivers/video/fbdev/omap2/omapfb/dss/hdmi4.c
@@ -343,7 +343,7 @@ static int hdmi_display_enable(struct omap_dss_device *dssdev)
 
 	mutex_lock(&hdmi.lock);
 
-	if (out == NULL || out->manager == NULL) {
+	if (out->manager == NULL) {
 		DSSERR("failed to enable display: no output/manager\n");
 		r = -ENODEV;
 		goto err0;
diff --git a/drivers/video/fbdev/omap2/dss/hdmi4_core.c b/drivers/video/fbdev/omap2/omapfb/dss/hdmi4_core.c
index fa72e735d..fa72e735d 100644
--- a/drivers/video/fbdev/omap2/dss/hdmi4_core.c
+++ b/drivers/video/fbdev/omap2/omapfb/dss/hdmi4_core.c
diff --git a/drivers/video/fbdev/omap2/dss/hdmi4_core.h b/drivers/video/fbdev/omap2/omapfb/dss/hdmi4_core.h
index a069f96ec..a069f96ec 100644
--- a/drivers/video/fbdev/omap2/dss/hdmi4_core.h
+++ b/drivers/video/fbdev/omap2/omapfb/dss/hdmi4_core.h
diff --git a/drivers/video/fbdev/omap2/dss/hdmi5.c b/drivers/video/fbdev/omap2/omapfb/dss/hdmi5.c
index b59ba7902..a955a2c4c 100644
--- a/drivers/video/fbdev/omap2/dss/hdmi5.c
+++ b/drivers/video/fbdev/omap2/omapfb/dss/hdmi5.c
@@ -373,7 +373,7 @@ static int hdmi_display_enable(struct omap_dss_device *dssdev)
 
 	mutex_lock(&hdmi.lock);
 
-	if (out == NULL || out->manager == NULL) {
+	if (out->manager == NULL) {
 		DSSERR("failed to enable display: no output/manager\n");
 		r = -ENODEV;
 		goto err0;
diff --git a/drivers/video/fbdev/omap2/dss/hdmi5_core.c b/drivers/video/fbdev/omap2/omapfb/dss/hdmi5_core.c
index 8ea531d26..8ea531d26 100644
--- a/drivers/video/fbdev/omap2/dss/hdmi5_core.c
+++ b/drivers/video/fbdev/omap2/omapfb/dss/hdmi5_core.c
diff --git a/drivers/video/fbdev/omap2/dss/hdmi5_core.h b/drivers/video/fbdev/omap2/omapfb/dss/hdmi5_core.h
index f2f1022c5..f2f1022c5 100644
--- a/drivers/video/fbdev/omap2/dss/hdmi5_core.h
+++ b/drivers/video/fbdev/omap2/omapfb/dss/hdmi5_core.h
diff --git a/drivers/video/fbdev/omap2/dss/hdmi_common.c b/drivers/video/fbdev/omap2/omapfb/dss/hdmi_common.c
index 1b8fcc6c4..1b8fcc6c4 100644
--- a/drivers/video/fbdev/omap2/dss/hdmi_common.c
+++ b/drivers/video/fbdev/omap2/omapfb/dss/hdmi_common.c
diff --git a/drivers/video/fbdev/omap2/dss/hdmi_phy.c b/drivers/video/fbdev/omap2/omapfb/dss/hdmi_phy.c
index 1f5d19c11..1f5d19c11 100644
--- a/drivers/video/fbdev/omap2/dss/hdmi_phy.c
+++ b/drivers/video/fbdev/omap2/omapfb/dss/hdmi_phy.c
diff --git a/drivers/video/fbdev/omap2/dss/hdmi_pll.c b/drivers/video/fbdev/omap2/omapfb/dss/hdmi_pll.c
index 06e23a7c4..06e23a7c4 100644
--- a/drivers/video/fbdev/omap2/dss/hdmi_pll.c
+++ b/drivers/video/fbdev/omap2/omapfb/dss/hdmi_pll.c
diff --git a/drivers/video/fbdev/omap2/dss/hdmi_wp.c b/drivers/video/fbdev/omap2/omapfb/dss/hdmi_wp.c
index 7c544bc56..7c544bc56 100644
--- a/drivers/video/fbdev/omap2/dss/hdmi_wp.c
+++ b/drivers/video/fbdev/omap2/omapfb/dss/hdmi_wp.c
diff --git a/drivers/video/fbdev/omap2/dss/manager-sysfs.c b/drivers/video/fbdev/omap2/omapfb/dss/manager-sysfs.c
index a7414fb12..a7414fb12 100644
--- a/drivers/video/fbdev/omap2/dss/manager-sysfs.c
+++ b/drivers/video/fbdev/omap2/omapfb/dss/manager-sysfs.c
diff --git a/drivers/video/fbdev/omap2/dss/manager.c b/drivers/video/fbdev/omap2/omapfb/dss/manager.c
index 1aac9b419..08a67f4f6 100644
--- a/drivers/video/fbdev/omap2/dss/manager.c
+++ b/drivers/video/fbdev/omap2/omapfb/dss/manager.c
@@ -210,7 +210,7 @@ static int dss_mgr_check_lcd_config(struct omap_overlay_manager *mgr,
 		return -EINVAL;
 
 	/* fifohandcheck should be used only with stallmode */
-	if (stallmode == false && fifohandcheck == true)
+	if (!stallmode && fifohandcheck)
 		return -EINVAL;
 
 	/*
diff --git a/drivers/video/fbdev/omap2/dss/omapdss-boot-init.c b/drivers/video/fbdev/omap2/omapfb/dss/omapdss-boot-init.c
index 8b6f6d5fd..136d30484 100644
--- a/drivers/video/fbdev/omap2/dss/omapdss-boot-init.c
+++ b/drivers/video/fbdev/omap2/omapfb/dss/omapdss-boot-init.c
@@ -199,10 +199,8 @@ static int __init omapdss_boot_init(void)
 	omapdss_walk_device(dss, true);
 
 	for_each_available_child_of_node(dss, child) {
-		if (!of_find_property(child, "compatible", NULL)) {
-			of_node_put(child);
+		if (!of_find_property(child, "compatible", NULL))
 			continue;
-		}
 
 		omapdss_walk_device(child, true);
 	}
diff --git a/drivers/video/fbdev/omap2/dss/output.c b/drivers/video/fbdev/omap2/omapfb/dss/output.c
index 16072159b..16072159b 100644
--- a/drivers/video/fbdev/omap2/dss/output.c
+++ b/drivers/video/fbdev/omap2/omapfb/dss/output.c
diff --git a/drivers/video/fbdev/omap2/dss/overlay-sysfs.c b/drivers/video/fbdev/omap2/omapfb/dss/overlay-sysfs.c
index 4cc5ddebf..4cc5ddebf 100644
--- a/drivers/video/fbdev/omap2/dss/overlay-sysfs.c
+++ b/drivers/video/fbdev/omap2/omapfb/dss/overlay-sysfs.c
diff --git a/drivers/video/fbdev/omap2/dss/overlay.c b/drivers/video/fbdev/omap2/omapfb/dss/overlay.c
index 2f7cee985..2f7cee985 100644
--- a/drivers/video/fbdev/omap2/dss/overlay.c
+++ b/drivers/video/fbdev/omap2/omapfb/dss/overlay.c
diff --git a/drivers/video/fbdev/omap2/dss/pll.c b/drivers/video/fbdev/omap2/omapfb/dss/pll.c
index f974ddcd3..f974ddcd3 100644
--- a/drivers/video/fbdev/omap2/dss/pll.c
+++ b/drivers/video/fbdev/omap2/omapfb/dss/pll.c
diff --git a/drivers/video/fbdev/omap2/dss/rfbi.c b/drivers/video/fbdev/omap2/omapfb/dss/rfbi.c
index 1525a494d..aea6a1d0f 100644
--- a/drivers/video/fbdev/omap2/dss/rfbi.c
+++ b/drivers/video/fbdev/omap2/omapfb/dss/rfbi.c
@@ -880,7 +880,7 @@ static int rfbi_display_enable(struct omap_dss_device *dssdev)
 	struct omap_dss_device *out = &rfbi.output;
 	int r;
 
-	if (out == NULL || out->manager == NULL) {
+	if (out->manager == NULL) {
 		DSSERR("failed to enable display: no output/manager\n");
 		return -ENODEV;
 	}
diff --git a/drivers/video/fbdev/omap2/dss/sdi.c b/drivers/video/fbdev/omap2/omapfb/dss/sdi.c
index 5843580a1..d747cc6b5 100644
--- a/drivers/video/fbdev/omap2/dss/sdi.c
+++ b/drivers/video/fbdev/omap2/omapfb/dss/sdi.c
@@ -136,7 +136,7 @@ static int sdi_display_enable(struct omap_dss_device *dssdev)
 	unsigned long pck;
 	int r;
 
-	if (out == NULL || out->manager == NULL) {
+	if (out->manager == NULL) {
 		DSSERR("failed to enable display: no output/manager\n");
 		return -ENODEV;
 	}
diff --git a/drivers/video/fbdev/omap2/dss/venc.c b/drivers/video/fbdev/omap2/omapfb/dss/venc.c
index d05a54922..26e0ee30a 100644
--- a/drivers/video/fbdev/omap2/dss/venc.c
+++ b/drivers/video/fbdev/omap2/omapfb/dss/venc.c
@@ -275,12 +275,6 @@ const struct omap_video_timings omap_dss_pal_timings = {
 	.vbp		= 41,
 
 	.interlace	= true,
-
-	.hsync_level = OMAPDSS_SIG_ACTIVE_LOW,
-	.vsync_level = OMAPDSS_SIG_ACTIVE_LOW,
-	.data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE,
-	.de_level = OMAPDSS_SIG_ACTIVE_HIGH,
-	.sync_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE,
 };
 EXPORT_SYMBOL(omap_dss_pal_timings);
 
@@ -296,12 +290,6 @@ const struct omap_video_timings omap_dss_ntsc_timings = {
 	.vbp		= 31,
 
 	.interlace	= true,
-
-	.hsync_level = OMAPDSS_SIG_ACTIVE_LOW,
-	.vsync_level = OMAPDSS_SIG_ACTIVE_LOW,
-	.data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE,
-	.de_level = OMAPDSS_SIG_ACTIVE_HIGH,
-	.sync_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE,
 };
 EXPORT_SYMBOL(omap_dss_ntsc_timings);
 
@@ -400,7 +388,7 @@ static void venc_reset(void)
 		}
 	}
 
-#ifdef CONFIG_OMAP2_DSS_SLEEP_AFTER_VENC_RESET
+#ifdef CONFIG_FB_OMAP2_DSS_SLEEP_AFTER_VENC_RESET
 	/* the magical sleep that makes things work */
 	/* XXX more info? What bug this circumvents? */
 	msleep(20);
@@ -515,7 +503,7 @@ static int venc_display_enable(struct omap_dss_device *dssdev)
 
 	mutex_lock(&venc.venc_lock);
 
-	if (out == NULL || out->manager == NULL) {
+	if (out->manager == NULL) {
 		DSSERR("Failed to enable display: no output/manager\n");
 		r = -ENODEV;
 		goto err0;
diff --git a/drivers/video/fbdev/omap2/dss/video-pll.c b/drivers/video/fbdev/omap2/omapfb/dss/video-pll.c
index b1ec59e42..b1ec59e42 100644
--- a/drivers/video/fbdev/omap2/dss/video-pll.c
+++ b/drivers/video/fbdev/omap2/omapfb/dss/video-pll.c
diff --git a/drivers/video/fbdev/omap2/vrfb.c b/drivers/video/fbdev/omap2/omapfb/vrfb.c
index f346b02ee..f346b02ee 100644
--- a/drivers/video/fbdev/omap2/vrfb.c
+++ b/drivers/video/fbdev/omap2/omapfb/vrfb.c