Merge branch 'next' into for-linus

Prepare first round of input updates for 4.3 merge window.

28 files changed, 715 insertions, 278 deletions

diff --git a/drivers/video/fbdev/omap2/displays-new/connector-dvi.c b/drivers/video/fbdev/omap2/displays-new/connector-dvi.c
index 0cdc97413020..a8ce920fa797 100644
--- a/drivers/video/fbdev/omap2/displays-new/connector-dvi.c
+++ b/drivers/video/fbdev/omap2/displays-new/connector-dvi.c
@@ -37,7 +37,7 @@ static const struct omap_video_timings dvic_default_timings = {
 	.hsync_level	= OMAPDSS_SIG_ACTIVE_HIGH,
 	.data_pclk_edge	= OMAPDSS_DRIVE_SIG_RISING_EDGE,
 	.de_level	= OMAPDSS_SIG_ACTIVE_HIGH,
-	.sync_pclk_edge	= OMAPDSS_DRIVE_SIG_OPPOSITE_EDGES,
+	.sync_pclk_edge	= OMAPDSS_DRIVE_SIG_FALLING_EDGE,
 };
 
 struct panel_drv_data {
diff --git a/drivers/video/fbdev/omap2/displays-new/encoder-opa362.c b/drivers/video/fbdev/omap2/displays-new/encoder-opa362.c
index 84a6b3367124..a14d993f719d 100644
--- a/drivers/video/fbdev/omap2/displays-new/encoder-opa362.c
+++ b/drivers/video/fbdev/omap2/displays-new/encoder-opa362.c
@@ -201,15 +201,9 @@ static int opa362_probe(struct platform_device *pdev)
 
 	platform_set_drvdata(pdev, ddata);
 
-	gpio = devm_gpiod_get(&pdev->dev, "enable");
-	if (IS_ERR(gpio)) {
-		if (PTR_ERR(gpio) != -ENOENT)
-			return PTR_ERR(gpio);
-
-		gpio = NULL;
-	} else {
-		gpiod_direction_output(gpio, 0);
-	}
+	gpio = devm_gpiod_get_optional(&pdev->dev, "enable", GPIOD_OUT_LOW);
+	if (IS_ERR(gpio))
+		return PTR_ERR(gpio);
 
 	ddata->enable_gpio = gpio;
 
diff --git a/drivers/video/fbdev/omap2/displays-new/encoder-tfp410.c b/drivers/video/fbdev/omap2/displays-new/encoder-tfp410.c
index 92919a74e715..d9048b3df495 100644
--- a/drivers/video/fbdev/omap2/displays-new/encoder-tfp410.c
+++ b/drivers/video/fbdev/omap2/displays-new/encoder-tfp410.c
@@ -114,12 +114,21 @@ static void tfp410_disable(struct omap_dss_device *dssdev)
 	dssdev->state = OMAP_DSS_DISPLAY_DISABLED;
 }
 
+static void tfp410_fix_timings(struct omap_video_timings *timings)
+{
+	timings->data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE;
+	timings->sync_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE;
+	timings->de_level = OMAPDSS_SIG_ACTIVE_HIGH;
+}
+
 static void tfp410_set_timings(struct omap_dss_device *dssdev,
 		struct omap_video_timings *timings)
 {
 	struct panel_drv_data *ddata = to_panel_data(dssdev);
 	struct omap_dss_device *in = ddata->in;
 
+	tfp410_fix_timings(timings);
+
 	ddata->timings = *timings;
 	dssdev->panel.timings = *timings;
 
@@ -140,6 +149,8 @@ static int tfp410_check_timings(struct omap_dss_device *dssdev,
 	struct panel_drv_data *ddata = to_panel_data(dssdev);
 	struct omap_dss_device *in = ddata->in;
 
+	tfp410_fix_timings(timings);
+
 	return in->ops.dpi->check_timings(in, timings);
 }
 
diff --git a/drivers/video/fbdev/omap2/displays-new/panel-dpi.c b/drivers/video/fbdev/omap2/displays-new/panel-dpi.c
index eb8fd8140ad0..f7be3489f744 100644
--- a/drivers/video/fbdev/omap2/displays-new/panel-dpi.c
+++ b/drivers/video/fbdev/omap2/displays-new/panel-dpi.c
@@ -209,16 +209,9 @@ static int panel_dpi_probe_of(struct platform_device *pdev)
 	struct videomode vm;
 	struct gpio_desc *gpio;
 
-	gpio = devm_gpiod_get(&pdev->dev, "enable");
-
-	if (IS_ERR(gpio)) {
-		if (PTR_ERR(gpio) != -ENOENT)
-			return PTR_ERR(gpio);
-		else
-			gpio = NULL;
-	} else {
-		gpiod_direction_output(gpio, 0);
-	}
+	gpio = devm_gpiod_get_optional(&pdev->dev, "enable", GPIOD_OUT_LOW);
+	if (IS_ERR(gpio))
+		return PTR_ERR(gpio);
 
 	ddata->enable_gpio = gpio;
 
diff --git a/drivers/video/fbdev/omap2/displays-new/panel-lgphilips-lb035q02.c b/drivers/video/fbdev/omap2/displays-new/panel-lgphilips-lb035q02.c
index 27d4fcfa1824..6a1b6a89a928 100644
--- a/drivers/video/fbdev/omap2/displays-new/panel-lgphilips-lb035q02.c
+++ b/drivers/video/fbdev/omap2/displays-new/panel-lgphilips-lb035q02.c
@@ -37,7 +37,7 @@ static struct omap_video_timings lb035q02_timings = {
 	.hsync_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_OPPOSITE_EDGES,
+	.sync_pclk_edge	= OMAPDSS_DRIVE_SIG_FALLING_EDGE,
 };
 
 struct panel_drv_data {
@@ -285,15 +285,14 @@ static int lb035q02_probe_of(struct spi_device *spi)
 	struct omap_dss_device *in;
 	struct gpio_desc *gpio;
 
-	gpio = devm_gpiod_get(&spi->dev, "enable");
+	gpio = devm_gpiod_get(&spi->dev, "enable", GPIOD_OUT_LOW);
 	if (IS_ERR(gpio)) {
 		dev_err(&spi->dev, "failed to parse enable gpio\n");
 		return PTR_ERR(gpio);
-	} else {
-		gpiod_direction_output(gpio, 0);
-		ddata->enable_gpio = gpio;
 	}
 
+	ddata->enable_gpio = gpio;
+
 	ddata->backlight_gpio = -ENOENT;
 
 	in = omapdss_of_find_source_for_first_ep(node);
diff --git a/drivers/video/fbdev/omap2/displays-new/panel-sharp-ls037v7dw01.c b/drivers/video/fbdev/omap2/displays-new/panel-sharp-ls037v7dw01.c
index 18b19b6e1ac2..abfd1f6e3327 100644
--- a/drivers/video/fbdev/omap2/displays-new/panel-sharp-ls037v7dw01.c
+++ b/drivers/video/fbdev/omap2/displays-new/panel-sharp-ls037v7dw01.c
@@ -54,7 +54,7 @@ static const struct omap_video_timings sharp_ls_timings = {
 	.hsync_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_OPPOSITE_EDGES,
+	.sync_pclk_edge	= OMAPDSS_DRIVE_SIG_FALLING_EDGE,
 };
 
 #define to_panel_data(p) container_of(p, struct panel_drv_data, dssdev)
@@ -268,17 +268,12 @@ static  int sharp_ls_get_gpio_of(struct device *dev, int index, int val,
 	const char *desc, struct gpio_desc **gpiod)
 {
 	struct gpio_desc *gd;
-	int r;
 
 	*gpiod = NULL;
 
-	gd = devm_gpiod_get_index(dev, desc, index);
+	gd = devm_gpiod_get_index(dev, desc, index, GPIOD_OUT_LOW);
 	if (IS_ERR(gd))
-		return PTR_ERR(gd) == -ENOENT ? 0 : PTR_ERR(gd);
-
-	r = gpiod_direction_output(gd, val);
-	if (r)
-		return r;
+		return PTR_ERR(gd);
 
 	*gpiod = gd;
 	return 0;
diff --git a/drivers/video/fbdev/omap2/displays-new/panel-sony-acx565akm.c b/drivers/video/fbdev/omap2/displays-new/panel-sony-acx565akm.c
index 337ccc5c0f5e..90cbc4c3406c 100644
--- a/drivers/video/fbdev/omap2/displays-new/panel-sony-acx565akm.c
+++ b/drivers/video/fbdev/omap2/displays-new/panel-sony-acx565akm.c
@@ -108,7 +108,7 @@ static const struct omap_video_timings acx565akm_panel_timings = {
 
 	.data_pclk_edge	= OMAPDSS_DRIVE_SIG_RISING_EDGE,
 	.de_level	= OMAPDSS_SIG_ACTIVE_HIGH,
-	.sync_pclk_edge	= OMAPDSS_DRIVE_SIG_OPPOSITE_EDGES,
+	.sync_pclk_edge	= OMAPDSS_DRIVE_SIG_FALLING_EDGE,
 };
 
 #define to_panel_data(p) container_of(p, struct panel_drv_data, dssdev)
diff --git a/drivers/video/fbdev/omap2/displays-new/panel-tpo-td028ttec1.c b/drivers/video/fbdev/omap2/displays-new/panel-tpo-td028ttec1.c
index fbba0b8ca871..9edc51133c59 100644
--- a/drivers/video/fbdev/omap2/displays-new/panel-tpo-td028ttec1.c
+++ b/drivers/video/fbdev/omap2/displays-new/panel-tpo-td028ttec1.c
@@ -58,7 +58,7 @@ static struct omap_video_timings td028ttec1_panel_timings = {
 
 	.data_pclk_edge	= OMAPDSS_DRIVE_SIG_FALLING_EDGE,
 	.de_level	= OMAPDSS_SIG_ACTIVE_HIGH,
-	.sync_pclk_edge	= OMAPDSS_DRIVE_SIG_OPPOSITE_EDGES,
+	.sync_pclk_edge	= OMAPDSS_DRIVE_SIG_RISING_EDGE,
 };
 
 #define JBT_COMMAND	0x000
diff --git a/drivers/video/fbdev/omap2/displays-new/panel-tpo-td043mtea1.c b/drivers/video/fbdev/omap2/displays-new/panel-tpo-td043mtea1.c
index 5aba76bca25a..79e4a029aab9 100644
--- a/drivers/video/fbdev/omap2/displays-new/panel-tpo-td043mtea1.c
+++ b/drivers/video/fbdev/omap2/displays-new/panel-tpo-td043mtea1.c
@@ -91,7 +91,7 @@ static const struct omap_video_timings tpo_td043_timings = {
 	.hsync_level	= OMAPDSS_SIG_ACTIVE_LOW,
 	.data_pclk_edge	= OMAPDSS_DRIVE_SIG_FALLING_EDGE,
 	.de_level	= OMAPDSS_SIG_ACTIVE_HIGH,
-	.sync_pclk_edge	= OMAPDSS_DRIVE_SIG_OPPOSITE_EDGES,
+	.sync_pclk_edge	= OMAPDSS_DRIVE_SIG_RISING_EDGE,
 };
 
 #define to_panel_data(p) container_of(p, struct panel_drv_data, dssdev)
diff --git a/drivers/video/fbdev/omap2/dss/core.c b/drivers/video/fbdev/omap2/dss/core.c
index d5d92124e019..54eeb507f9b3 100644
--- a/drivers/video/fbdev/omap2/dss/core.c
+++ b/drivers/video/fbdev/omap2/dss/core.c
@@ -50,8 +50,6 @@ static char *def_disp_name;
 module_param_named(def_disp, def_disp_name, charp, 0);
 MODULE_PARM_DESC(def_disp, "default display name");
 
-static bool dss_initialized;
-
 const char *omapdss_get_default_display_name(void)
 {
 	return core.default_display_name;
@@ -65,12 +63,6 @@ enum omapdss_version omapdss_get_version(void)
 }
 EXPORT_SYMBOL(omapdss_get_version);
 
-bool omapdss_is_initialized(void)
-{
-	return dss_initialized;
-}
-EXPORT_SYMBOL(omapdss_is_initialized);
-
 struct platform_device *dss_get_core_pdev(void)
 {
 	return core.pdev;
@@ -179,10 +171,14 @@ static int omap_dss_pm_notif(struct notifier_block *b, unsigned long v, void *d)
 
 	switch (v) {
 	case PM_SUSPEND_PREPARE:
+	case PM_HIBERNATION_PREPARE:
+	case PM_RESTORE_PREPARE:
 		DSSDBG("suspending displays\n");
 		return dss_suspend_all_devices();
 
 	case PM_POST_SUSPEND:
+	case PM_POST_HIBERNATION:
+	case PM_POST_RESTORE:
 		DSSDBG("resuming displays\n");
 		return dss_resume_all_devices();
 
@@ -249,6 +245,8 @@ static struct platform_driver omap_dss_driver = {
 
 /* INIT */
 static int (*dss_output_drv_reg_funcs[])(void) __initdata = {
+	dss_init_platform_driver,
+	dispc_init_platform_driver,
 #ifdef CONFIG_OMAP2_DSS_DSI
 	dsi_init_platform_driver,
 #endif
@@ -272,32 +270,32 @@ static int (*dss_output_drv_reg_funcs[])(void) __initdata = {
 #endif
 };
 
-static void (*dss_output_drv_unreg_funcs[])(void) __exitdata = {
-#ifdef CONFIG_OMAP2_DSS_DSI
-	dsi_uninit_platform_driver,
+static void (*dss_output_drv_unreg_funcs[])(void) = {
+#ifdef CONFIG_OMAP5_DSS_HDMI
+	hdmi5_uninit_platform_driver,
 #endif
-#ifdef CONFIG_OMAP2_DSS_DPI
-	dpi_uninit_platform_driver,
+#ifdef CONFIG_OMAP4_DSS_HDMI
+	hdmi4_uninit_platform_driver,
 #endif
-#ifdef CONFIG_OMAP2_DSS_SDI
-	sdi_uninit_platform_driver,
+#ifdef CONFIG_OMAP2_DSS_VENC
+	venc_uninit_platform_driver,
 #endif
 #ifdef CONFIG_OMAP2_DSS_RFBI
 	rfbi_uninit_platform_driver,
 #endif
-#ifdef CONFIG_OMAP2_DSS_VENC
-	venc_uninit_platform_driver,
+#ifdef CONFIG_OMAP2_DSS_SDI
+	sdi_uninit_platform_driver,
 #endif
-#ifdef CONFIG_OMAP4_DSS_HDMI
-	hdmi4_uninit_platform_driver,
+#ifdef CONFIG_OMAP2_DSS_DPI
+	dpi_uninit_platform_driver,
 #endif
-#ifdef CONFIG_OMAP5_DSS_HDMI
-	hdmi5_uninit_platform_driver,
+#ifdef CONFIG_OMAP2_DSS_DSI
+	dsi_uninit_platform_driver,
 #endif
+	dispc_uninit_platform_driver,
+	dss_uninit_platform_driver,
 };
 
-static bool dss_output_drv_loaded[ARRAY_SIZE(dss_output_drv_reg_funcs)];
-
 static int __init omap_dss_init(void)
 {
 	int r;
@@ -307,35 +305,20 @@ static int __init omap_dss_init(void)
 	if (r)
 		return r;
 
-	r = dss_init_platform_driver();
-	if (r) {
-		DSSERR("Failed to initialize DSS platform driver\n");
-		goto err_dss;
-	}
-
-	r = dispc_init_platform_driver();
-	if (r) {
-		DSSERR("Failed to initialize dispc platform driver\n");
-		goto err_dispc;
-	}
-
-	/*
-	 * It's ok if the output-driver register fails. It happens, for example,
-	 * when there is no output-device (e.g. SDI for OMAP4).
-	 */
 	for (i = 0; i < ARRAY_SIZE(dss_output_drv_reg_funcs); ++i) {
 		r = dss_output_drv_reg_funcs[i]();
-		if (r == 0)
-			dss_output_drv_loaded[i] = true;
+		if (r)
+			goto err_reg;
 	}
 
-	dss_initialized = true;
-
 	return 0;
 
-err_dispc:
-	dss_uninit_platform_driver();
-err_dss:
+err_reg:
+	for (i = ARRAY_SIZE(dss_output_drv_reg_funcs) - i;
+			i < ARRAY_SIZE(dss_output_drv_reg_funcs);
+			++i)
+		dss_output_drv_unreg_funcs[i]();
+
 	platform_driver_unregister(&omap_dss_driver);
 
 	return r;
@@ -345,13 +328,8 @@ static void __exit omap_dss_exit(void)
 {
 	int i;
 
-	for (i = 0; i < ARRAY_SIZE(dss_output_drv_unreg_funcs); ++i) {
-		if (dss_output_drv_loaded[i])
-			dss_output_drv_unreg_funcs[i]();
-	}
-
-	dispc_uninit_platform_driver();
-	dss_uninit_platform_driver();
+	for (i = 0; i < ARRAY_SIZE(dss_output_drv_unreg_funcs); ++i)
+		dss_output_drv_unreg_funcs[i]();
 
 	platform_driver_unregister(&omap_dss_driver);
 }
diff --git a/drivers/video/fbdev/omap2/dss/dispc.c b/drivers/video/fbdev/omap2/dss/dispc.c
index 31b743c70272..be716c9ffb88 100644
--- a/drivers/video/fbdev/omap2/dss/dispc.c
+++ b/drivers/video/fbdev/omap2/dss/dispc.c
@@ -39,6 +39,7 @@
 #include <linux/mfd/syscon.h>
 #include <linux/regmap.h>
 #include <linux/of.h>
+#include <linux/component.h>
 
 #include <video/omapdss.h>
 
@@ -95,6 +96,9 @@ struct dispc_features {
 	bool mstandby_workaround:1;
 
 	bool set_max_preload:1;
+
+	/* PIXEL_INC is not added to the last pixel of a line */
+	bool last_pixel_inc_missing:1;
 };
 
 #define DISPC_MAX_NR_FIFOS 5
@@ -123,6 +127,9 @@ static struct {
 
 	struct regmap *syscon_pol;
 	u32 syscon_pol_offset;
+
+	/* DISPC_CONTROL & DISPC_CONFIG lock*/
+	spinlock_t control_lock;
 } dispc;
 
 enum omap_color_component {
@@ -261,7 +268,16 @@ static u32 mgr_fld_read(enum omap_channel channel, enum mgr_reg_fields regfld)
 static void mgr_fld_write(enum omap_channel channel,
 					enum mgr_reg_fields regfld, int val) {
 	const struct dispc_reg_field rfld = mgr_desc[channel].reg_desc[regfld];
+	const bool need_lock = rfld.reg == DISPC_CONTROL || rfld.reg == DISPC_CONFIG;
+	unsigned long flags;
+
+	if (need_lock)
+		spin_lock_irqsave(&dispc.control_lock, flags);
+
 	REG_FLD_MOD(rfld.reg, val, rfld.high, rfld.low);
+
+	if (need_lock)
+		spin_unlock_irqrestore(&dispc.control_lock, flags);
 }
 
 #define SR(reg) \
@@ -1126,6 +1142,7 @@ static void dispc_init_fifos(void)
 	int fifo;
 	u8 start, end;
 	u32 unit;
+	int i;
 
 	unit = dss_feat_get_buffer_size_unit();
 
@@ -1165,6 +1182,20 @@ static void dispc_init_fifos(void)
 		dispc.fifo_assignment[OMAP_DSS_GFX] = OMAP_DSS_WB;
 		dispc.fifo_assignment[OMAP_DSS_WB] = OMAP_DSS_GFX;
 	}
+
+	/*
+	 * Setup default fifo thresholds.
+	 */
+	for (i = 0; i < dss_feat_get_num_ovls(); ++i) {
+		u32 low, high;
+		const bool use_fifomerge = false;
+		const bool manual_update = false;
+
+		dispc_ovl_compute_fifo_thresholds(i, &low, &high,
+			use_fifomerge, manual_update);
+
+		dispc_ovl_set_fifo_threshold(i, low, high);
+	}
 }
 
 static u32 dispc_ovl_get_fifo_size(enum omap_plane plane)
@@ -1278,6 +1309,63 @@ void dispc_ovl_compute_fifo_thresholds(enum omap_plane plane,
 }
 EXPORT_SYMBOL(dispc_ovl_compute_fifo_thresholds);
 
+static void dispc_ovl_set_mflag(enum omap_plane plane, bool enable)
+{
+	int bit;
+
+	if (plane == OMAP_DSS_GFX)
+		bit = 14;
+	else
+		bit = 23;
+
+	REG_FLD_MOD(DISPC_OVL_ATTRIBUTES(plane), enable, bit, bit);
+}
+
+static void dispc_ovl_set_mflag_threshold(enum omap_plane plane,
+	int low, int high)
+{
+	dispc_write_reg(DISPC_OVL_MFLAG_THRESHOLD(plane),
+		FLD_VAL(high, 31, 16) |	FLD_VAL(low, 15, 0));
+}
+
+static void dispc_init_mflag(void)
+{
+	int i;
+
+	/*
+	 * HACK: NV12 color format and MFLAG seem to have problems working
+	 * together: using two displays, and having an NV12 overlay on one of
+	 * the displays will cause underflows/synclosts when MFLAG_CTRL=2.
+	 * Changing MFLAG thresholds and PRELOAD to certain values seem to
+	 * remove the errors, but there doesn't seem to be a clear logic on
+	 * which values work and which not.
+	 *
+	 * As a work-around, set force MFLAG to always on.
+	 */
+	dispc_write_reg(DISPC_GLOBAL_MFLAG_ATTRIBUTE,
+		(1 << 0) |	/* MFLAG_CTRL = force always on */
+		(0 << 2));	/* MFLAG_START = disable */
+
+	for (i = 0; i < dss_feat_get_num_ovls(); ++i) {
+		u32 size = dispc_ovl_get_fifo_size(i);
+		u32 unit = dss_feat_get_buffer_size_unit();
+		u32 low, high;
+
+		dispc_ovl_set_mflag(i, 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(i, low, high);
+	}
+}
+
 static void dispc_ovl_set_fir(enum omap_plane plane,
 				int hinc, int vinc,
 				enum omap_color_component color_comp)
@@ -1657,6 +1745,15 @@ static void dispc_ovl_set_rotation_attrs(enum omap_plane plane, u8 rotation,
 			row_repeat = false;
 	}
 
+	/*
+	 * OMAP4/5 Errata i631:
+	 * NV12 in 1D mode must use ROTATION=1. Otherwise DSS will fetch extra
+	 * rows beyond the framebuffer, which may cause OCP error.
+	 */
+	if (color_mode == OMAP_DSS_COLOR_NV12 &&
+			rotation_type != OMAP_DSS_ROT_TILER)
+		vidrot = 1;
+
 	REG_FLD_MOD(DISPC_OVL_ATTRIBUTES(plane), vidrot, 13, 12);
 	if (dss_has_feature(FEAT_ROWREPEATENABLE))
 		REG_FLD_MOD(DISPC_OVL_ATTRIBUTES(plane),
@@ -2070,7 +2167,7 @@ static unsigned long calc_core_clk_five_taps(unsigned long pclk,
 	if (height > out_height) {
 		unsigned int ppl = mgr_timings->x_res;
 
-		tmp = pclk * height * out_width;
+		tmp = (u64)pclk * height * out_width;
 		do_div(tmp, 2 * out_height * ppl);
 		core_clk = tmp;
 
@@ -2078,14 +2175,14 @@ static unsigned long calc_core_clk_five_taps(unsigned long pclk,
 			if (ppl == out_width)
 				return 0;
 
-			tmp = pclk * (height - 2 * out_height) * out_width;
+			tmp = (u64)pclk * (height - 2 * out_height) * out_width;
 			do_div(tmp, 2 * out_height * (ppl - out_width));
 			core_clk = max_t(u32, core_clk, tmp);
 		}
 	}
 
 	if (width > out_width) {
-		tmp = pclk * width;
+		tmp = (u64)pclk * width;
 		do_div(tmp, out_width);
 		core_clk = max_t(u32, core_clk, tmp);
 
@@ -2183,6 +2280,11 @@ static int dispc_ovl_calc_scaling_24xx(unsigned long pclk, unsigned long lclk,
 		}
 	} while (*decim_x <= *x_predecim && *decim_y <= *y_predecim && error);
 
+	if (error) {
+		DSSERR("failed to find scaling settings\n");
+		return -EINVAL;
+	}
+
 	if (in_width > maxsinglelinewidth) {
 		DSSERR("Cannot scale max input width exceeded");
 		return -EINVAL;
@@ -2199,7 +2301,6 @@ static int dispc_ovl_calc_scaling_34xx(unsigned long pclk, unsigned long lclk,
 {
 	int error;
 	u16 in_width, in_height;
-	int min_factor = min(*decim_x, *decim_y);
 	const int maxsinglelinewidth =
 			dss_feat_get_param_max(FEAT_PARAM_LINEWIDTH);
 
@@ -2233,20 +2334,32 @@ again:
 		error = (error || in_width > maxsinglelinewidth * 2 ||
 			(in_width > maxsinglelinewidth && *five_taps) ||
 			!*core_clk || *core_clk > dispc_core_clk_rate());
-		if (error) {
-			if (*decim_x == *decim_y) {
-				*decim_x = min_factor;
-				++*decim_y;
+
+		if (!error) {
+			/* verify that we're inside the limits of scaler */
+			if (in_width / 4 > out_width)
+					error = 1;
+
+			if (*five_taps) {
+				if (in_height / 4 > out_height)
+					error = 1;
 			} else {
-				swap(*decim_x, *decim_y);
-				if (*decim_x < *decim_y)
-					++*decim_x;
+				if (in_height / 2 > out_height)
+					error = 1;
 			}
 		}
+
+		if (error)
+			++*decim_y;
 	} while (*decim_x <= *x_predecim && *decim_y <= *y_predecim && error);
 
-	if (check_horiz_timing_omap3(pclk, lclk, mgr_timings, pos_x, width,
-				height, out_width, out_height, *five_taps)) {
+	if (error) {
+		DSSERR("failed to find scaling settings\n");
+		return -EINVAL;
+	}
+
+	if (check_horiz_timing_omap3(pclk, lclk, mgr_timings, pos_x, in_width,
+				in_height, out_width, out_height, *five_taps)) {
 			DSSERR("horizontal timing too tight\n");
 			return -EINVAL;
 	}
@@ -2306,6 +2419,9 @@ static int dispc_ovl_calc_scaling_44xx(unsigned long pclk, unsigned long lclk,
 	return 0;
 }
 
+#define DIV_FRAC(dividend, divisor) \
+	((dividend) * 100 / (divisor) - ((dividend) / (divisor) * 100))
+
 static int dispc_ovl_calc_scaling(unsigned long pclk, unsigned long lclk,
 		enum omap_overlay_caps caps,
 		const struct omap_video_timings *mgr_timings,
@@ -2322,6 +2438,11 @@ 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) {
+		DSSERR("cannot calculate scaling settings: pclk is zero\n");
+		return -EINVAL;
+	}
+
 	if ((caps & OMAP_DSS_OVL_CAP_SCALE) == 0)
 		return -EINVAL;
 
@@ -2360,8 +2481,19 @@ static int dispc_ovl_calc_scaling(unsigned long pclk, unsigned long lclk,
 	if (ret)
 		return ret;
 
-	DSSDBG("required core clk rate = %lu Hz\n", core_clk);
-	DSSDBG("current core clk rate = %lu Hz\n", dispc_core_clk_rate());
+	DSSDBG("%dx%d -> %dx%d (%d.%02d x %d.%02d), decim %dx%d %dx%d (%d.%02d x %d.%02d), taps %d, req clk %lu, cur clk %lu\n",
+		width, height,
+		out_width, out_height,
+		out_width / width, DIV_FRAC(out_width, width),
+		out_height / height, DIV_FRAC(out_height, height),
+
+		decim_x, decim_y,
+		width / decim_x, height / decim_y,
+		out_width / (width / decim_x), DIV_FRAC(out_width, width / decim_x),
+		out_height / (height / decim_y), DIV_FRAC(out_height, height / decim_y),
+
+		*five_taps ? 5 : 3,
+		core_clk, dispc_core_clk_rate());
 
 	if (!core_clk || core_clk > dispc_core_clk_rate()) {
 		DSSERR("failed to set up scaling, "
@@ -2441,9 +2573,24 @@ static int dispc_ovl_setup_common(enum omap_plane plane,
 	unsigned long pclk = dispc_plane_pclk_rate(plane);
 	unsigned long lclk = dispc_plane_lclk_rate(plane);
 
-	if (paddr == 0)
+	if (paddr == 0 && rotation_type != OMAP_DSS_ROT_TILER)
 		return -EINVAL;
 
+	switch (color_mode) {
+	case OMAP_DSS_COLOR_YUV2:
+	case OMAP_DSS_COLOR_UYVY:
+	case OMAP_DSS_COLOR_NV12:
+		if (in_width & 1) {
+			DSSERR("input width %d is not even for YUV format\n",
+				in_width);
+			return -EINVAL;
+		}
+		break;
+
+	default:
+		break;
+	}
+
 	out_width = out_width == 0 ? width : out_width;
 	out_height = out_height == 0 ? height : out_height;
 
@@ -2474,6 +2621,27 @@ static int dispc_ovl_setup_common(enum omap_plane plane,
 	in_width = in_width / x_predecim;
 	in_height = in_height / y_predecim;
 
+	if (x_predecim > 1 || y_predecim > 1)
+		DSSDBG("predecimation %d x %x, new input size %d x %d\n",
+			x_predecim, y_predecim, in_width, in_height);
+
+	switch (color_mode) {
+	case OMAP_DSS_COLOR_YUV2:
+	case OMAP_DSS_COLOR_UYVY:
+	case OMAP_DSS_COLOR_NV12:
+		if (in_width & 1) {
+			DSSDBG("predecimated input width is not even for YUV format\n");
+			DSSDBG("adjusting input width %d -> %d\n",
+				in_width, in_width & ~1);
+
+			in_width &= ~1;
+		}
+		break;
+
+	default:
+		break;
+	}
+
 	if (color_mode == OMAP_DSS_COLOR_YUV2 ||
 			color_mode == OMAP_DSS_COLOR_UYVY ||
 			color_mode == OMAP_DSS_COLOR_NV12)
@@ -2543,6 +2711,9 @@ static int dispc_ovl_setup_common(enum omap_plane plane,
 		dispc_ovl_set_ba1_uv(plane, p_uv_addr + offset1);
 	}
 
+	if (dispc.feat->last_pixel_inc_missing)
+		row_inc += pix_inc - 1;
+
 	dispc_ovl_set_row_inc(plane, row_inc);
 	dispc_ovl_set_pix_inc(plane, pix_inc);
 
@@ -2915,7 +3086,7 @@ static void _dispc_mgr_set_lcd_timings(enum omap_channel channel, int hsw,
 
 {
 	u32 timing_h, timing_v, l;
-	bool onoff, rf, ipc;
+	bool onoff, rf, ipc, vs, hs, de;
 
 	timing_h = FLD_VAL(hsw-1, dispc.feat->sw_start, 0) |
 			FLD_VAL(hfp-1, dispc.feat->fp_start, 8) |
@@ -2927,6 +3098,39 @@ static void _dispc_mgr_set_lcd_timings(enum omap_channel channel, int hsw,
 	dispc_write_reg(DISPC_TIMING_H(channel), timing_h);
 	dispc_write_reg(DISPC_TIMING_V(channel), timing_v);
 
+	switch (vsync_level) {
+	case OMAPDSS_SIG_ACTIVE_LOW:
+		vs = true;
+		break;
+	case OMAPDSS_SIG_ACTIVE_HIGH:
+		vs = false;
+		break;
+	default:
+		BUG();
+	}
+
+	switch (hsync_level) {
+	case OMAPDSS_SIG_ACTIVE_LOW:
+		hs = true;
+		break;
+	case OMAPDSS_SIG_ACTIVE_HIGH:
+		hs = false;
+		break;
+	default:
+		BUG();
+	}
+
+	switch (de_level) {
+	case OMAPDSS_SIG_ACTIVE_LOW:
+		de = true;
+		break;
+	case OMAPDSS_SIG_ACTIVE_HIGH:
+		de = false;
+		break;
+	default:
+		BUG();
+	}
+
 	switch (data_pclk_edge) {
 	case OMAPDSS_DRIVE_SIG_RISING_EDGE:
 		ipc = false;
@@ -2934,22 +3138,18 @@ static void _dispc_mgr_set_lcd_timings(enum omap_channel channel, int hsw,
 	case OMAPDSS_DRIVE_SIG_FALLING_EDGE:
 		ipc = true;
 		break;
-	case OMAPDSS_DRIVE_SIG_OPPOSITE_EDGES:
 	default:
 		BUG();
 	}
 
+	/* always use the 'rf' setting */
+	onoff = true;
+
 	switch (sync_pclk_edge) {
-	case OMAPDSS_DRIVE_SIG_OPPOSITE_EDGES:
-		onoff = false;
-		rf = false;
-		break;
 	case OMAPDSS_DRIVE_SIG_FALLING_EDGE:
-		onoff = true;
 		rf = false;
 		break;
 	case OMAPDSS_DRIVE_SIG_RISING_EDGE:
-		onoff = true;
 		rf = true;
 		break;
 	default:
@@ -2958,10 +3158,10 @@ static void _dispc_mgr_set_lcd_timings(enum omap_channel channel, int hsw,
 
 	l = FLD_VAL(onoff, 17, 17) |
 		FLD_VAL(rf, 16, 16) |
-		FLD_VAL(de_level, 15, 15) |
+		FLD_VAL(de, 15, 15) |
 		FLD_VAL(ipc, 14, 14) |
-		FLD_VAL(hsync_level, 13, 13) |
-		FLD_VAL(vsync_level, 12, 12);
+		FLD_VAL(hs, 13, 13) |
+		FLD_VAL(vs, 12, 12);
 
 	dispc_write_reg(DISPC_POL_FREQ(channel), l);
 
@@ -3569,9 +3769,12 @@ static void _omap_dispc_initial_config(void)
 
 	if (dispc.feat->mstandby_workaround)
 		REG_FLD_MOD(DISPC_MSTANDBY_CTRL, 1, 0, 0);
+
+	if (dss_has_feature(FEAT_MFLAG))
+		dispc_init_mflag();
 }
 
-static const struct dispc_features omap24xx_dispc_feats __initconst = {
+static const struct dispc_features omap24xx_dispc_feats = {
 	.sw_start		=	5,
 	.fp_start		=	15,
 	.bp_start		=	27,
@@ -3588,9 +3791,10 @@ static const struct dispc_features omap24xx_dispc_feats __initconst = {
 	.num_fifos		=	3,
 	.no_framedone_tv	=	true,
 	.set_max_preload	=	false,
+	.last_pixel_inc_missing	=	true,
 };
 
-static const struct dispc_features omap34xx_rev1_0_dispc_feats __initconst = {
+static const struct dispc_features omap34xx_rev1_0_dispc_feats = {
 	.sw_start		=	5,
 	.fp_start		=	15,
 	.bp_start		=	27,
@@ -3608,9 +3812,10 @@ static const struct dispc_features omap34xx_rev1_0_dispc_feats __initconst = {
 	.num_fifos		=	3,
 	.no_framedone_tv	=	true,
 	.set_max_preload	=	false,
+	.last_pixel_inc_missing	=	true,
 };
 
-static const struct dispc_features omap34xx_rev3_0_dispc_feats __initconst = {
+static const struct dispc_features omap34xx_rev3_0_dispc_feats = {
 	.sw_start		=	7,
 	.fp_start		=	19,
 	.bp_start		=	31,
@@ -3628,9 +3833,10 @@ static const struct dispc_features omap34xx_rev3_0_dispc_feats __initconst = {
 	.num_fifos		=	3,
 	.no_framedone_tv	=	true,
 	.set_max_preload	=	false,
+	.last_pixel_inc_missing	=	true,
 };
 
-static const struct dispc_features omap44xx_dispc_feats __initconst = {
+static const struct dispc_features omap44xx_dispc_feats = {
 	.sw_start		=	7,
 	.fp_start		=	19,
 	.bp_start		=	31,
@@ -3650,7 +3856,7 @@ static const struct dispc_features omap44xx_dispc_feats __initconst = {
 	.set_max_preload	=	true,
 };
 
-static const struct dispc_features omap54xx_dispc_feats __initconst = {
+static const struct dispc_features omap54xx_dispc_feats = {
 	.sw_start		=	7,
 	.fp_start		=	19,
 	.bp_start		=	31,
@@ -3671,7 +3877,7 @@ static const struct dispc_features omap54xx_dispc_feats __initconst = {
 	.set_max_preload	=	true,
 };
 
-static int __init dispc_init_features(struct platform_device *pdev)
+static int dispc_init_features(struct platform_device *pdev)
 {
 	const struct dispc_features *src;
 	struct dispc_features *dst;
@@ -3761,8 +3967,9 @@ void dispc_free_irq(void *dev_id)
 EXPORT_SYMBOL(dispc_free_irq);
 
 /* DISPC HW IP initialisation */
-static int __init omap_dispchw_probe(struct platform_device *pdev)
+static int dispc_bind(struct device *dev, struct device *master, void *data)
 {
+	struct platform_device *pdev = to_platform_device(dev);
 	u32 rev;
 	int r = 0;
 	struct resource *dispc_mem;
@@ -3770,6 +3977,8 @@ static int __init omap_dispchw_probe(struct platform_device *pdev)
 
 	dispc.pdev = pdev;
 
+	spin_lock_init(&dispc.control_lock);
+
 	r = dispc_init_features(dispc.pdev);
 	if (r)
 		return r;
@@ -3832,12 +4041,27 @@ err_runtime_get:
 	return r;
 }
 
-static int __exit omap_dispchw_remove(struct platform_device *pdev)
+static void dispc_unbind(struct device *dev, struct device *master,
+			       void *data)
 {
-	pm_runtime_disable(&pdev->dev);
+	pm_runtime_disable(dev);
 
 	dss_uninit_overlay_managers();
+}
+
+static const struct component_ops dispc_component_ops = {
+	.bind	= dispc_bind,
+	.unbind	= dispc_unbind,
+};
 
+static int dispc_probe(struct platform_device *pdev)
+{
+	return component_add(&pdev->dev, &dispc_component_ops);
+}
+
+static int dispc_remove(struct platform_device *pdev)
+{
+	component_del(&pdev->dev, &dispc_component_ops);
 	return 0;
 }
 
@@ -3890,7 +4114,8 @@ static const struct of_device_id dispc_of_match[] = {
 };
 
 static struct platform_driver omap_dispchw_driver = {
-	.remove         = __exit_p(omap_dispchw_remove),
+	.probe		= dispc_probe,
+	.remove         = dispc_remove,
 	.driver         = {
 		.name   = "omapdss_dispc",
 		.pm	= &dispc_pm_ops,
@@ -3901,10 +4126,10 @@ static struct platform_driver omap_dispchw_driver = {
 
 int __init dispc_init_platform_driver(void)
 {
-	return platform_driver_probe(&omap_dispchw_driver, omap_dispchw_probe);
+	return platform_driver_register(&omap_dispchw_driver);
 }
 
-void __exit dispc_uninit_platform_driver(void)
+void dispc_uninit_platform_driver(void)
 {
 	platform_driver_unregister(&omap_dispchw_driver);
 }
diff --git a/drivers/video/fbdev/omap2/dss/display-sysfs.c b/drivers/video/fbdev/omap2/dss/display-sysfs.c
index 12186557a9d4..6ad0991f8259 100644
--- a/drivers/video/fbdev/omap2/dss/display-sysfs.c
+++ b/drivers/video/fbdev/omap2/dss/display-sysfs.c
@@ -324,7 +324,7 @@ int display_init_sysfs(struct platform_device *pdev)
 
 	for_each_dss_dev(dssdev) {
 		r = kobject_init_and_add(&dssdev->kobj, &display_ktype,
-			&pdev->dev.kobj, dssdev->alias);
+			&pdev->dev.kobj, "%s", dssdev->alias);
 		if (r) {
 			DSSERR("failed to create sysfs files\n");
 			omap_dss_put_device(dssdev);
diff --git a/drivers/video/fbdev/omap2/dss/display.c b/drivers/video/fbdev/omap2/dss/display.c
index 2412a0dd0c13..ef5b9027985d 100644
--- a/drivers/video/fbdev/omap2/dss/display.c
+++ b/drivers/video/fbdev/omap2/dss/display.c
@@ -295,7 +295,7 @@ void videomode_to_omap_video_timings(const struct videomode *vm,
 		OMAPDSS_DRIVE_SIG_RISING_EDGE :
 		OMAPDSS_DRIVE_SIG_FALLING_EDGE;
 
-	ovt->sync_pclk_edge = OMAPDSS_DRIVE_SIG_OPPOSITE_EDGES;
+	ovt->sync_pclk_edge = ovt->data_pclk_edge;
 }
 EXPORT_SYMBOL(videomode_to_omap_video_timings);
 
diff --git a/drivers/video/fbdev/omap2/dss/dpi.c b/drivers/video/fbdev/omap2/dss/dpi.c
index f83e7b030249..fb45b6432968 100644
--- a/drivers/video/fbdev/omap2/dss/dpi.c
+++ b/drivers/video/fbdev/omap2/dss/dpi.c
@@ -32,6 +32,7 @@
 #include <linux/string.h>
 #include <linux/of.h>
 #include <linux/clk.h>
+#include <linux/component.h>
 
 #include <video/omapdss.h>
 
@@ -731,7 +732,7 @@ static void dpi_init_output(struct platform_device *pdev)
 	omapdss_register_output(out);
 }
 
-static void __exit dpi_uninit_output(struct platform_device *pdev)
+static void dpi_uninit_output(struct platform_device *pdev)
 {
 	struct dpi_data *dpi = dpi_get_data_from_pdev(pdev);
 	struct omap_dss_device *out = &dpi->output;
@@ -775,7 +776,7 @@ static void dpi_init_output_port(struct platform_device *pdev,
 	omapdss_register_output(out);
 }
 
-static void __exit dpi_uninit_output_port(struct device_node *port)
+static void dpi_uninit_output_port(struct device_node *port)
 {
 	struct dpi_data *dpi = port->data;
 	struct omap_dss_device *out = &dpi->output;
@@ -783,8 +784,9 @@ static void __exit dpi_uninit_output_port(struct device_node *port)
 	omapdss_unregister_output(out);
 }
 
-static int omap_dpi_probe(struct platform_device *pdev)
+static int dpi_bind(struct device *dev, struct device *master, void *data)
 {
+	struct platform_device *pdev = to_platform_device(dev);
 	struct dpi_data *dpi;
 
 	dpi = devm_kzalloc(&pdev->dev, sizeof(*dpi), GFP_KERNEL);
@@ -802,16 +804,32 @@ static int omap_dpi_probe(struct platform_device *pdev)
 	return 0;
 }
 
-static int __exit omap_dpi_remove(struct platform_device *pdev)
+static void dpi_unbind(struct device *dev, struct device *master, void *data)
 {
+	struct platform_device *pdev = to_platform_device(dev);
+
 	dpi_uninit_output(pdev);
+}
+
+static const struct component_ops dpi_component_ops = {
+	.bind	= dpi_bind,
+	.unbind	= dpi_unbind,
+};
 
+static int dpi_probe(struct platform_device *pdev)
+{
+	return component_add(&pdev->dev, &dpi_component_ops);
+}
+
+static int dpi_remove(struct platform_device *pdev)
+{
+	component_del(&pdev->dev, &dpi_component_ops);
 	return 0;
 }
 
 static struct platform_driver omap_dpi_driver = {
-	.probe		= omap_dpi_probe,
-	.remove         = __exit_p(omap_dpi_remove),
+	.probe		= dpi_probe,
+	.remove		= dpi_remove,
 	.driver         = {
 		.name   = "omapdss_dpi",
 		.suppress_bind_attrs = true,
@@ -823,12 +841,12 @@ int __init dpi_init_platform_driver(void)
 	return platform_driver_register(&omap_dpi_driver);
 }
 
-void __exit dpi_uninit_platform_driver(void)
+void dpi_uninit_platform_driver(void)
 {
 	platform_driver_unregister(&omap_dpi_driver);
 }
 
-int __init dpi_init_port(struct platform_device *pdev, struct device_node *port)
+int dpi_init_port(struct platform_device *pdev, struct device_node *port)
 {
 	struct dpi_data *dpi;
 	struct device_node *ep;
@@ -870,7 +888,7 @@ err_datalines:
 	return r;
 }
 
-void __exit dpi_uninit_port(struct device_node *port)
+void dpi_uninit_port(struct device_node *port)
 {
 	struct dpi_data *dpi = port->data;
 
diff --git a/drivers/video/fbdev/omap2/dss/dsi.c b/drivers/video/fbdev/omap2/dss/dsi.c
index 5081f6fb1737..b3606def5b7b 100644
--- a/drivers/video/fbdev/omap2/dss/dsi.c
+++ b/drivers/video/fbdev/omap2/dss/dsi.c
@@ -40,6 +40,7 @@
 #include <linux/pm_runtime.h>
 #include <linux/of.h>
 #include <linux/of_platform.h>
+#include <linux/component.h>
 
 #include <video/omapdss.h>
 #include <video/mipi_display.h>
@@ -4137,7 +4138,7 @@ static int dsi_display_init_dispc(struct platform_device *dsidev,
 	dsi->timings.vsync_level = OMAPDSS_SIG_ACTIVE_HIGH;
 	dsi->timings.data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE;
 	dsi->timings.de_level = OMAPDSS_SIG_ACTIVE_HIGH;
-	dsi->timings.sync_pclk_edge = OMAPDSS_DRIVE_SIG_OPPOSITE_EDGES;
+	dsi->timings.sync_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE;
 
 	dss_mgr_set_timings(mgr, &dsi->timings);
 
@@ -5274,8 +5275,9 @@ static int dsi_init_pll_data(struct platform_device *dsidev)
 }
 
 /* DSI1 HW IP initialisation */
-static int omap_dsihw_probe(struct platform_device *dsidev)
+static int dsi_bind(struct device *dev, struct device *master, void *data)
 {
+	struct platform_device *dsidev = to_platform_device(dev);
 	u32 rev;
 	int r, i;
 	struct dsi_data *dsi;
@@ -5484,8 +5486,9 @@ err_runtime_get:
 	return r;
 }
 
-static int __exit omap_dsihw_remove(struct platform_device *dsidev)
+static void dsi_unbind(struct device *dev, struct device *master, void *data)
 {
+	struct platform_device *dsidev = to_platform_device(dev);
 	struct dsi_data *dsi = dsi_get_dsidrv_data(dsidev);
 
 	of_platform_depopulate(&dsidev->dev);
@@ -5502,7 +5505,21 @@ static int __exit omap_dsihw_remove(struct platform_device *dsidev)
 		regulator_disable(dsi->vdds_dsi_reg);
 		dsi->vdds_dsi_enabled = false;
 	}
+}
+
+static const struct component_ops dsi_component_ops = {
+	.bind	= dsi_bind,
+	.unbind	= dsi_unbind,
+};
 
+static int dsi_probe(struct platform_device *pdev)
+{
+	return component_add(&pdev->dev, &dsi_component_ops);
+}
+
+static int dsi_remove(struct platform_device *pdev)
+{
+	component_del(&pdev->dev, &dsi_component_ops);
 	return 0;
 }
 
@@ -5569,8 +5586,8 @@ static const struct of_device_id dsi_of_match[] = {
 };
 
 static struct platform_driver omap_dsihw_driver = {
-	.probe		= omap_dsihw_probe,
-	.remove         = __exit_p(omap_dsihw_remove),
+	.probe		= dsi_probe,
+	.remove		= dsi_remove,
 	.driver         = {
 		.name   = "omapdss_dsi",
 		.pm	= &dsi_pm_ops,
@@ -5584,7 +5601,7 @@ int __init dsi_init_platform_driver(void)
 	return platform_driver_register(&omap_dsihw_driver);
 }
 
-void __exit dsi_uninit_platform_driver(void)
+void dsi_uninit_platform_driver(void)
 {
 	platform_driver_unregister(&omap_dsihw_driver);
 }
diff --git a/drivers/video/fbdev/omap2/dss/dss.c b/drivers/video/fbdev/omap2/dss/dss.c
index a6d10d4279f3..9200a8668b49 100644
--- a/drivers/video/fbdev/omap2/dss/dss.c
+++ b/drivers/video/fbdev/omap2/dss/dss.c
@@ -38,6 +38,8 @@
 #include <linux/regmap.h>
 #include <linux/of.h>
 #include <linux/regulator/consumer.h>
+#include <linux/suspend.h>
+#include <linux/component.h>
 
 #include <video/omapdss.h>
 
@@ -110,6 +112,14 @@ static const char * const dss_generic_clk_source_names[] = {
 	[OMAP_DSS_CLK_SRC_DSI2_PLL_HSDIV_DSI]	= "DSI_PLL2_HSDIV_DSI",
 };
 
+static bool dss_initialized;
+
+bool omapdss_is_initialized(void)
+{
+	return dss_initialized;
+}
+EXPORT_SYMBOL(omapdss_is_initialized);
+
 static inline void dss_write_reg(const struct dss_reg idx, u32 val)
 {
 	__raw_writel(val, dss.base + idx.idx);
@@ -810,7 +820,7 @@ static const enum omap_display_type dra7xx_ports[] = {
 	OMAP_DISPLAY_TYPE_DPI,
 };
 
-static const struct dss_features omap24xx_dss_feats __initconst = {
+static const struct dss_features omap24xx_dss_feats = {
 	/*
 	 * fck div max is really 16, but the divider range has gaps. The range
 	 * from 1 to 6 has no gaps, so let's use that as a max.
@@ -823,7 +833,7 @@ static const struct dss_features omap24xx_dss_feats __initconst = {
 	.num_ports		=	ARRAY_SIZE(omap2plus_ports),
 };
 
-static const struct dss_features omap34xx_dss_feats __initconst = {
+static const struct dss_features omap34xx_dss_feats = {
 	.fck_div_max		=	16,
 	.dss_fck_multiplier	=	2,
 	.parent_clk_name	=	"dpll4_ck",
@@ -832,7 +842,7 @@ static const struct dss_features omap34xx_dss_feats __initconst = {
 	.num_ports		=	ARRAY_SIZE(omap34xx_ports),
 };
 
-static const struct dss_features omap3630_dss_feats __initconst = {
+static const struct dss_features omap3630_dss_feats = {
 	.fck_div_max		=	32,
 	.dss_fck_multiplier	=	1,
 	.parent_clk_name	=	"dpll4_ck",
@@ -841,7 +851,7 @@ static const struct dss_features omap3630_dss_feats __initconst = {
 	.num_ports		=	ARRAY_SIZE(omap2plus_ports),
 };
 
-static const struct dss_features omap44xx_dss_feats __initconst = {
+static const struct dss_features omap44xx_dss_feats = {
 	.fck_div_max		=	32,
 	.dss_fck_multiplier	=	1,
 	.parent_clk_name	=	"dpll_per_x2_ck",
@@ -850,7 +860,7 @@ static const struct dss_features omap44xx_dss_feats __initconst = {
 	.num_ports		=	ARRAY_SIZE(omap2plus_ports),
 };
 
-static const struct dss_features omap54xx_dss_feats __initconst = {
+static const struct dss_features omap54xx_dss_feats = {
 	.fck_div_max		=	64,
 	.dss_fck_multiplier	=	1,
 	.parent_clk_name	=	"dpll_per_x2_ck",
@@ -859,7 +869,7 @@ static const struct dss_features omap54xx_dss_feats __initconst = {
 	.num_ports		=	ARRAY_SIZE(omap2plus_ports),
 };
 
-static const struct dss_features am43xx_dss_feats __initconst = {
+static const struct dss_features am43xx_dss_feats = {
 	.fck_div_max		=	0,
 	.dss_fck_multiplier	=	0,
 	.parent_clk_name	=	NULL,
@@ -868,7 +878,7 @@ static const struct dss_features am43xx_dss_feats __initconst = {
 	.num_ports		=	ARRAY_SIZE(omap2plus_ports),
 };
 
-static const struct dss_features dra7xx_dss_feats __initconst = {
+static const struct dss_features dra7xx_dss_feats = {
 	.fck_div_max		=	64,
 	.dss_fck_multiplier	=	1,
 	.parent_clk_name	=	"dpll_per_x2_ck",
@@ -877,7 +887,7 @@ static const struct dss_features dra7xx_dss_feats __initconst = {
 	.num_ports		=	ARRAY_SIZE(dra7xx_ports),
 };
 
-static int __init dss_init_features(struct platform_device *pdev)
+static int dss_init_features(struct platform_device *pdev)
 {
 	const struct dss_features *src;
 	struct dss_features *dst;
@@ -931,7 +941,7 @@ static int __init dss_init_features(struct platform_device *pdev)
 	return 0;
 }
 
-static int __init dss_init_ports(struct platform_device *pdev)
+static int dss_init_ports(struct platform_device *pdev)
 {
 	struct device_node *parent = pdev->dev.of_node;
 	struct device_node *port;
@@ -975,7 +985,7 @@ static int __init dss_init_ports(struct platform_device *pdev)
 	return 0;
 }
 
-static void __exit dss_uninit_ports(struct platform_device *pdev)
+static void dss_uninit_ports(struct platform_device *pdev)
 {
 	struct device_node *parent = pdev->dev.of_node;
 	struct device_node *port;
@@ -1017,14 +1027,74 @@ static void __exit dss_uninit_ports(struct platform_device *pdev)
 	} while ((port = omapdss_of_get_next_port(parent, port)) != NULL);
 }
 
+static int dss_video_pll_probe(struct platform_device *pdev)
+{
+	struct device_node *np = pdev->dev.of_node;
+	struct regulator *pll_regulator;
+	int r;
+
+	if (!np)
+		return 0;
+
+	if (of_property_read_bool(np, "syscon-pll-ctrl")) {
+		dss.syscon_pll_ctrl = syscon_regmap_lookup_by_phandle(np,
+			"syscon-pll-ctrl");
+		if (IS_ERR(dss.syscon_pll_ctrl)) {
+			dev_err(&pdev->dev,
+				"failed to get syscon-pll-ctrl regmap\n");
+			return PTR_ERR(dss.syscon_pll_ctrl);
+		}
+
+		if (of_property_read_u32_index(np, "syscon-pll-ctrl", 1,
+				&dss.syscon_pll_ctrl_offset)) {
+			dev_err(&pdev->dev,
+				"failed to get syscon-pll-ctrl offset\n");
+			return -EINVAL;
+		}
+	}
+
+	pll_regulator = devm_regulator_get(&pdev->dev, "vdda_video");
+	if (IS_ERR(pll_regulator)) {
+		r = PTR_ERR(pll_regulator);
+
+		switch (r) {
+		case -ENOENT:
+			pll_regulator = NULL;
+			break;
+
+		case -EPROBE_DEFER:
+			return -EPROBE_DEFER;
+
+		default:
+			DSSERR("can't get DPLL VDDA regulator\n");
+			return r;
+		}
+	}
+
+	if (of_property_match_string(np, "reg-names", "pll1") >= 0) {
+		dss.video1_pll = dss_video_pll_init(pdev, 0, pll_regulator);
+		if (IS_ERR(dss.video1_pll))
+			return PTR_ERR(dss.video1_pll);
+	}
+
+	if (of_property_match_string(np, "reg-names", "pll2") >= 0) {
+		dss.video2_pll = dss_video_pll_init(pdev, 1, pll_regulator);
+		if (IS_ERR(dss.video2_pll)) {
+			dss_video_pll_uninit(dss.video1_pll);
+			return PTR_ERR(dss.video2_pll);
+		}
+	}
+
+	return 0;
+}
+
 /* DSS HW IP initialisation */
-static int __init omap_dsshw_probe(struct platform_device *pdev)
+static int dss_bind(struct device *dev)
 {
+	struct platform_device *pdev = to_platform_device(dev);
 	struct resource *dss_mem;
-	struct device_node *np = pdev->dev.of_node;
 	u32 rev;
 	int r;
-	struct regulator *pll_regulator;
 
 	dss.pdev = pdev;
 
@@ -1053,6 +1123,14 @@ static int __init omap_dsshw_probe(struct platform_device *pdev)
 	if (r)
 		goto err_setup_clocks;
 
+	r = dss_video_pll_probe(pdev);
+	if (r)
+		goto err_pll_init;
+
+	r = dss_init_ports(pdev);
+	if (r)
+		goto err_init_ports;
+
 	pm_runtime_enable(&pdev->dev);
 
 	r = dss_runtime_get();
@@ -1077,84 +1155,48 @@ static int __init omap_dsshw_probe(struct platform_device *pdev)
 	dss.lcd_clk_source[0] = OMAP_DSS_CLK_SRC_FCK;
 	dss.lcd_clk_source[1] = OMAP_DSS_CLK_SRC_FCK;
 
-	dss_init_ports(pdev);
-
-	if (np && of_property_read_bool(np, "syscon-pll-ctrl")) {
-		dss.syscon_pll_ctrl = syscon_regmap_lookup_by_phandle(np,
-			"syscon-pll-ctrl");
-		if (IS_ERR(dss.syscon_pll_ctrl)) {
-			dev_err(&pdev->dev,
-				"failed to get syscon-pll-ctrl regmap\n");
-			return PTR_ERR(dss.syscon_pll_ctrl);
-		}
-
-		if (of_property_read_u32_index(np, "syscon-pll-ctrl", 1,
-				&dss.syscon_pll_ctrl_offset)) {
-			dev_err(&pdev->dev,
-				"failed to get syscon-pll-ctrl offset\n");
-			return -EINVAL;
-		}
-	}
-
-	pll_regulator = devm_regulator_get(&pdev->dev, "vdda_video");
-	if (IS_ERR(pll_regulator)) {
-		r = PTR_ERR(pll_regulator);
-
-		switch (r) {
-		case -ENOENT:
-			pll_regulator = NULL;
-			break;
-
-		case -EPROBE_DEFER:
-			return -EPROBE_DEFER;
-
-		default:
-			DSSERR("can't get DPLL VDDA regulator\n");
-			return r;
-		}
-	}
-
-	if (of_property_match_string(np, "reg-names", "pll1") >= 0) {
-		dss.video1_pll = dss_video_pll_init(pdev, 0, pll_regulator);
-		if (IS_ERR(dss.video1_pll)) {
-			r = PTR_ERR(dss.video1_pll);
-			goto err_pll_init;
-		}
-	}
-
-	if (of_property_match_string(np, "reg-names", "pll2") >= 0) {
-		dss.video2_pll = dss_video_pll_init(pdev, 1, pll_regulator);
-		if (IS_ERR(dss.video2_pll)) {
-			r = PTR_ERR(dss.video2_pll);
-			goto err_pll_init;
-		}
-	}
-
 	rev = dss_read_reg(DSS_REVISION);
 	printk(KERN_INFO "OMAP DSS rev %d.%d\n",
 			FLD_GET(rev, 7, 4), FLD_GET(rev, 3, 0));
 
 	dss_runtime_put();
 
+	r = component_bind_all(&pdev->dev, NULL);
+	if (r)
+		goto err_component;
+
 	dss_debugfs_create_file("dss", dss_dump_regs);
 
+	pm_set_vt_switch(0);
+
+	dss_initialized = true;
+
 	return 0;
 
-err_pll_init:
+err_component:
+err_runtime_get:
+	pm_runtime_disable(&pdev->dev);
+	dss_uninit_ports(pdev);
+err_init_ports:
 	if (dss.video1_pll)
 		dss_video_pll_uninit(dss.video1_pll);
 
 	if (dss.video2_pll)
 		dss_video_pll_uninit(dss.video2_pll);
-err_runtime_get:
-	pm_runtime_disable(&pdev->dev);
+err_pll_init:
 err_setup_clocks:
 	dss_put_clocks();
 	return r;
 }
 
-static int __exit omap_dsshw_remove(struct platform_device *pdev)
+static void dss_unbind(struct device *dev)
 {
+	struct platform_device *pdev = to_platform_device(dev);
+
+	dss_initialized = false;
+
+	component_unbind_all(&pdev->dev, NULL);
+
 	if (dss.video1_pll)
 		dss_video_pll_uninit(dss.video1_pll);
 
@@ -1166,7 +1208,55 @@ static int __exit omap_dsshw_remove(struct platform_device *pdev)
 	pm_runtime_disable(&pdev->dev);
 
 	dss_put_clocks();
+}
+
+static const struct component_master_ops dss_component_ops = {
+	.bind = dss_bind,
+	.unbind = dss_unbind,
+};
 
+static int dss_component_compare(struct device *dev, void *data)
+{
+	struct device *child = data;
+	return dev == child;
+}
+
+static int dss_add_child_component(struct device *dev, void *data)
+{
+	struct component_match **match = data;
+
+	/*
+	 * HACK
+	 * We don't have a working driver for rfbi, so skip it here always.
+	 * Otherwise dss will never get probed successfully, as it will wait
+	 * for rfbi to get probed.
+	 */
+	if (strstr(dev_name(dev), "rfbi"))
+		return 0;
+
+	component_match_add(dev->parent, match, dss_component_compare, dev);
+
+	return 0;
+}
+
+static int dss_probe(struct platform_device *pdev)
+{
+	struct component_match *match = NULL;
+	int r;
+
+	/* add all the child devices as components */
+	device_for_each_child(&pdev->dev, &match, dss_add_child_component);
+
+	r = component_master_add_with_match(&pdev->dev, &dss_component_ops, match);
+	if (r)
+		return r;
+
+	return 0;
+}
+
+static int dss_remove(struct platform_device *pdev)
+{
+	component_master_del(&pdev->dev, &dss_component_ops);
 	return 0;
 }
 
@@ -1212,7 +1302,8 @@ static const struct of_device_id dss_of_match[] = {
 MODULE_DEVICE_TABLE(of, dss_of_match);
 
 static struct platform_driver omap_dsshw_driver = {
-	.remove         = __exit_p(omap_dsshw_remove),
+	.probe		= dss_probe,
+	.remove		= dss_remove,
 	.driver         = {
 		.name   = "omapdss_dss",
 		.pm	= &dss_pm_ops,
@@ -1223,7 +1314,7 @@ static struct platform_driver omap_dsshw_driver = {
 
 int __init dss_init_platform_driver(void)
 {
-	return platform_driver_probe(&omap_dsshw_driver, omap_dsshw_probe);
+	return platform_driver_register(&omap_dsshw_driver);
 }
 
 void dss_uninit_platform_driver(void)
diff --git a/drivers/video/fbdev/omap2/dss/dss.h b/drivers/video/fbdev/omap2/dss/dss.h
index 4812eee2622a..2406bcdb831a 100644
--- a/drivers/video/fbdev/omap2/dss/dss.h
+++ b/drivers/video/fbdev/omap2/dss/dss.h
@@ -309,18 +309,18 @@ bool dss_div_calc(unsigned long pck, unsigned long fck_min,
 
 /* SDI */
 int sdi_init_platform_driver(void) __init;
-void sdi_uninit_platform_driver(void) __exit;
+void sdi_uninit_platform_driver(void);
 
 #ifdef CONFIG_OMAP2_DSS_SDI
-int sdi_init_port(struct platform_device *pdev, struct device_node *port) __init;
-void sdi_uninit_port(struct device_node *port) __exit;
+int sdi_init_port(struct platform_device *pdev, struct device_node *port);
+void sdi_uninit_port(struct device_node *port);
 #else
-static inline int __init sdi_init_port(struct platform_device *pdev,
+static inline int sdi_init_port(struct platform_device *pdev,
 		struct device_node *port)
 {
 	return 0;
 }
-static inline void __exit sdi_uninit_port(struct device_node *port)
+static inline void sdi_uninit_port(struct device_node *port)
 {
 }
 #endif
@@ -333,7 +333,7 @@ struct dentry;
 struct file_operations;
 
 int dsi_init_platform_driver(void) __init;
-void dsi_uninit_platform_driver(void) __exit;
+void dsi_uninit_platform_driver(void);
 
 void dsi_dump_clocks(struct seq_file *s);
 
@@ -350,25 +350,25 @@ static inline u8 dsi_get_pixel_size(enum omap_dss_dsi_pixel_format fmt)
 
 /* DPI */
 int dpi_init_platform_driver(void) __init;
-void dpi_uninit_platform_driver(void) __exit;
+void dpi_uninit_platform_driver(void);
 
 #ifdef CONFIG_OMAP2_DSS_DPI
-int dpi_init_port(struct platform_device *pdev, struct device_node *port) __init;
-void dpi_uninit_port(struct device_node *port) __exit;
+int dpi_init_port(struct platform_device *pdev, struct device_node *port);
+void dpi_uninit_port(struct device_node *port);
 #else
-static inline int __init dpi_init_port(struct platform_device *pdev,
+static inline int dpi_init_port(struct platform_device *pdev,
 		struct device_node *port)
 {
 	return 0;
 }
-static inline void __exit dpi_uninit_port(struct device_node *port)
+static inline void dpi_uninit_port(struct device_node *port)
 {
 }
 #endif
 
 /* DISPC */
 int dispc_init_platform_driver(void) __init;
-void dispc_uninit_platform_driver(void) __exit;
+void dispc_uninit_platform_driver(void);
 void dispc_dump_clocks(struct seq_file *s);
 
 void dispc_enable_sidle(void);
@@ -418,18 +418,18 @@ 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;
+void venc_uninit_platform_driver(void);
 
 /* HDMI */
 int hdmi4_init_platform_driver(void) __init;
-void hdmi4_uninit_platform_driver(void) __exit;
+void hdmi4_uninit_platform_driver(void);
 
 int hdmi5_init_platform_driver(void) __init;
-void hdmi5_uninit_platform_driver(void) __exit;
+void hdmi5_uninit_platform_driver(void);
 
 /* RFBI */
 int rfbi_init_platform_driver(void) __init;
-void rfbi_uninit_platform_driver(void) __exit;
+void rfbi_uninit_platform_driver(void);
 
 
 #ifdef CONFIG_OMAP2_DSS_COLLECT_IRQ_STATS
diff --git a/drivers/video/fbdev/omap2/dss/dss_features.c b/drivers/video/fbdev/omap2/dss/dss_features.c
index 376270b777f8..b0b6dfd657bf 100644
--- a/drivers/video/fbdev/omap2/dss/dss_features.c
+++ b/drivers/video/fbdev/omap2/dss/dss_features.c
@@ -440,7 +440,7 @@ static const struct dss_param_range omap3_dss_param_range[] = {
 
 static const struct dss_param_range am43xx_dss_param_range[] = {
 	[FEAT_PARAM_DSS_FCK]			= { 0, 200000000 },
-	[FEAT_PARAM_DSS_PCD]			= { 2, 255 },
+	[FEAT_PARAM_DSS_PCD]			= { 1, 255 },
 	[FEAT_PARAM_DOWNSCALE]			= { 1, 4 },
 	[FEAT_PARAM_LINEWIDTH]			= { 1, 1024 },
 };
diff --git a/drivers/video/fbdev/omap2/dss/hdmi4.c b/drivers/video/fbdev/omap2/dss/hdmi4.c
index 916d47978f41..6d3aa3f51c20 100644
--- a/drivers/video/fbdev/omap2/dss/hdmi4.c
+++ b/drivers/video/fbdev/omap2/dss/hdmi4.c
@@ -32,6 +32,7 @@
 #include <linux/clk.h>
 #include <linux/gpio.h>
 #include <linux/regulator/consumer.h>
+#include <linux/component.h>
 #include <video/omapdss.h>
 #include <sound/omap-hdmi-audio.h>
 
@@ -229,9 +230,9 @@ static int hdmi_power_on_full(struct omap_dss_device *dssdev)
 err_mgr_enable:
 	hdmi_wp_video_stop(&hdmi.wp);
 err_vid_enable:
-err_phy_cfg:
 	hdmi_wp_set_phy_pwr(&hdmi.wp, HDMI_PHYPWRCMD_OFF);
 err_phy_pwr:
+err_phy_cfg:
 err_pll_cfg:
 	dss_pll_disable(&hdmi.pll.pll);
 err_pll_enable:
@@ -646,8 +647,9 @@ static int hdmi_audio_register(struct device *dev)
 }
 
 /* HDMI HW IP initialisation */
-static int omapdss_hdmihw_probe(struct platform_device *pdev)
+static int hdmi4_bind(struct device *dev, struct device *master, void *data)
 {
+	struct platform_device *pdev = to_platform_device(dev);
 	int r;
 	int irq;
 
@@ -713,8 +715,10 @@ err:
 	return r;
 }
 
-static int __exit omapdss_hdmihw_remove(struct platform_device *pdev)
+static void hdmi4_unbind(struct device *dev, struct device *master, void *data)
 {
+	struct platform_device *pdev = to_platform_device(dev);
+
 	if (hdmi.audio_pdev)
 		platform_device_unregister(hdmi.audio_pdev);
 
@@ -723,7 +727,21 @@ static int __exit omapdss_hdmihw_remove(struct platform_device *pdev)
 	hdmi_pll_uninit(&hdmi.pll);
 
 	pm_runtime_disable(&pdev->dev);
+}
+
+static const struct component_ops hdmi4_component_ops = {
+	.bind	= hdmi4_bind,
+	.unbind	= hdmi4_unbind,
+};
 
+static int hdmi4_probe(struct platform_device *pdev)
+{
+	return component_add(&pdev->dev, &hdmi4_component_ops);
+}
+
+static int hdmi4_remove(struct platform_device *pdev)
+{
+	component_del(&pdev->dev, &hdmi4_component_ops);
 	return 0;
 }
 
@@ -756,8 +774,8 @@ static const struct of_device_id hdmi_of_match[] = {
 };
 
 static struct platform_driver omapdss_hdmihw_driver = {
-	.probe		= omapdss_hdmihw_probe,
-	.remove         = __exit_p(omapdss_hdmihw_remove),
+	.probe		= hdmi4_probe,
+	.remove		= hdmi4_remove,
 	.driver         = {
 		.name   = "omapdss_hdmi",
 		.pm	= &hdmi_pm_ops,
@@ -771,7 +789,7 @@ int __init hdmi4_init_platform_driver(void)
 	return platform_driver_register(&omapdss_hdmihw_driver);
 }
 
-void __exit hdmi4_uninit_platform_driver(void)
+void hdmi4_uninit_platform_driver(void)
 {
 	platform_driver_unregister(&omapdss_hdmihw_driver);
 }
diff --git a/drivers/video/fbdev/omap2/dss/hdmi4_core.c b/drivers/video/fbdev/omap2/dss/hdmi4_core.c
index 7eafea5b8e19..fa72e735dad2 100644
--- a/drivers/video/fbdev/omap2/dss/hdmi4_core.c
+++ b/drivers/video/fbdev/omap2/dss/hdmi4_core.c
@@ -654,6 +654,13 @@ static void hdmi_core_audio_infoframe_cfg(struct hdmi_core_data *core,
 	hdmi_write_reg(av_base, HDMI_CORE_AV_AUD_DBYTE(2), info_aud->db3);
 	sum += info_aud->db3;
 
+	/*
+	 * The OMAP HDMI IP requires to use the 8-channel channel code when
+	 * transmitting more than two channels.
+	 */
+	if (info_aud->db4_ca != 0x00)
+		info_aud->db4_ca = 0x13;
+
 	hdmi_write_reg(av_base, HDMI_CORE_AV_AUD_DBYTE(3), info_aud->db4_ca);
 	sum += info_aud->db4_ca;
 
@@ -795,7 +802,9 @@ int hdmi4_audio_config(struct hdmi_core_data *core, struct hdmi_wp_data *wp,
 
 	/*
 	 * the HDMI IP needs to enable four stereo channels when transmitting
-	 * more than 2 audio channels
+	 * more than 2 audio channels.  Similarly, the channel count in the
+	 * Audio InfoFrame has to match the sample_present bits (some channels
+	 * are padded with zeroes)
 	 */
 	if (channel_count == 2) {
 		audio_format.stereo_channels = HDMI_AUDIO_STEREO_ONECHANNEL;
@@ -807,6 +816,7 @@ int hdmi4_audio_config(struct hdmi_core_data *core, struct hdmi_wp_data *wp,
 				HDMI_AUDIO_I2S_SD1_EN | HDMI_AUDIO_I2S_SD2_EN |
 				HDMI_AUDIO_I2S_SD3_EN;
 		acore.layout = HDMI_AUDIO_LAYOUT_8CH;
+		audio->cea->db1_ct_cc = 7;
 	}
 
 	acore.en_spdif = false;
diff --git a/drivers/video/fbdev/omap2/dss/hdmi5.c b/drivers/video/fbdev/omap2/dss/hdmi5.c
index 3f0b34a7031a..7f875788edbc 100644
--- a/drivers/video/fbdev/omap2/dss/hdmi5.c
+++ b/drivers/video/fbdev/omap2/dss/hdmi5.c
@@ -37,6 +37,7 @@
 #include <linux/clk.h>
 #include <linux/gpio.h>
 #include <linux/regulator/consumer.h>
+#include <linux/component.h>
 #include <video/omapdss.h>
 #include <sound/omap-hdmi-audio.h>
 
@@ -681,8 +682,9 @@ static int hdmi_audio_register(struct device *dev)
 }
 
 /* HDMI HW IP initialisation */
-static int omapdss_hdmihw_probe(struct platform_device *pdev)
+static int hdmi5_bind(struct device *dev, struct device *master, void *data)
 {
+	struct platform_device *pdev = to_platform_device(dev);
 	int r;
 	int irq;
 
@@ -748,8 +750,10 @@ err:
 	return r;
 }
 
-static int __exit omapdss_hdmihw_remove(struct platform_device *pdev)
+static void hdmi5_unbind(struct device *dev, struct device *master, void *data)
 {
+	struct platform_device *pdev = to_platform_device(dev);
+
 	if (hdmi.audio_pdev)
 		platform_device_unregister(hdmi.audio_pdev);
 
@@ -758,7 +762,21 @@ static int __exit omapdss_hdmihw_remove(struct platform_device *pdev)
 	hdmi_pll_uninit(&hdmi.pll);
 
 	pm_runtime_disable(&pdev->dev);
+}
+
+static const struct component_ops hdmi5_component_ops = {
+	.bind	= hdmi5_bind,
+	.unbind	= hdmi5_unbind,
+};
 
+static int hdmi5_probe(struct platform_device *pdev)
+{
+	return component_add(&pdev->dev, &hdmi5_component_ops);
+}
+
+static int hdmi5_remove(struct platform_device *pdev)
+{
+	component_del(&pdev->dev, &hdmi5_component_ops);
 	return 0;
 }
 
@@ -792,8 +810,8 @@ static const struct of_device_id hdmi_of_match[] = {
 };
 
 static struct platform_driver omapdss_hdmihw_driver = {
-	.probe		= omapdss_hdmihw_probe,
-	.remove         = __exit_p(omapdss_hdmihw_remove),
+	.probe		= hdmi5_probe,
+	.remove		= hdmi5_remove,
 	.driver         = {
 		.name   = "omapdss_hdmi5",
 		.pm	= &hdmi_pm_ops,
@@ -807,7 +825,7 @@ int __init hdmi5_init_platform_driver(void)
 	return platform_driver_register(&omapdss_hdmihw_driver);
 }
 
-void __exit hdmi5_uninit_platform_driver(void)
+void hdmi5_uninit_platform_driver(void)
 {
 	platform_driver_unregister(&omapdss_hdmihw_driver);
 }
diff --git a/drivers/video/fbdev/omap2/dss/hdmi5_core.c b/drivers/video/fbdev/omap2/dss/hdmi5_core.c
index a3cfe3d708f7..8ea531d2652c 100644
--- a/drivers/video/fbdev/omap2/dss/hdmi5_core.c
+++ b/drivers/video/fbdev/omap2/dss/hdmi5_core.c
@@ -55,7 +55,7 @@ static void hdmi_core_ddc_init(struct hdmi_core_data *core)
 	const unsigned ss_scl_low = 4700;		/* ns */
 	const unsigned fs_scl_high = 600;		/* ns */
 	const unsigned fs_scl_low = 1300;		/* ns */
-	const unsigned sda_hold = 300;			/* ns */
+	const unsigned sda_hold = 1000;			/* ns */
 	const unsigned sfr_div = 10;
 	unsigned long long sfr;
 	unsigned v;
@@ -790,7 +790,9 @@ static void hdmi5_core_audio_infoframe_cfg(struct hdmi_core_data *core,
 
 	hdmi_write_reg(base, HDMI_CORE_FC_AUDICONF1, info_aud->db2_sf_ss);
 	hdmi_write_reg(base, HDMI_CORE_FC_AUDICONF2, info_aud->db4_ca);
-	hdmi_write_reg(base, HDMI_CORE_FC_AUDICONF3, info_aud->db5_dminh_lsv);
+	hdmi_write_reg(base, HDMI_CORE_FC_AUDICONF3,
+	  (info_aud->db5_dminh_lsv & CEA861_AUDIO_INFOFRAME_DB5_DM_INH) >> 3 |
+	  (info_aud->db5_dminh_lsv & CEA861_AUDIO_INFOFRAME_DB5_LSV));
 }
 
 int hdmi5_audio_config(struct hdmi_core_data *core, struct hdmi_wp_data *wp,
@@ -870,6 +872,7 @@ int hdmi5_audio_config(struct hdmi_core_data *core, struct hdmi_wp_data *wp,
 	audio_format.samples_per_word = HDMI_AUDIO_ONEWORD_TWOSAMPLES;
 	audio_format.sample_size = HDMI_AUDIO_SAMPLE_16BITS;
 	audio_format.justification = HDMI_AUDIO_JUSTIFY_LEFT;
+	audio_format.sample_order = HDMI_AUDIO_SAMPLE_LEFT_FIRST;
 
 	/* only LPCM atm */
 	audio_format.type = HDMI_AUDIO_TYPE_LPCM;
diff --git a/drivers/video/fbdev/omap2/dss/hdmi_wp.c b/drivers/video/fbdev/omap2/dss/hdmi_wp.c
index c15377e242cc..7c544bc56fb5 100644
--- a/drivers/video/fbdev/omap2/dss/hdmi_wp.c
+++ b/drivers/video/fbdev/omap2/dss/hdmi_wp.c
@@ -110,7 +110,23 @@ int hdmi_wp_video_start(struct hdmi_wp_data *wp)
 
 void hdmi_wp_video_stop(struct hdmi_wp_data *wp)
 {
+	int i;
+
+	hdmi_write_reg(wp->base, HDMI_WP_IRQSTATUS, HDMI_IRQ_VIDEO_FRAME_DONE);
+
 	REG_FLD_MOD(wp->base, HDMI_WP_VIDEO_CFG, false, 31, 31);
+
+	for (i = 0; i < 50; ++i) {
+		u32 v;
+
+		msleep(20);
+
+		v = hdmi_read_reg(wp->base, HDMI_WP_IRQSTATUS_RAW);
+		if (v & HDMI_IRQ_VIDEO_FRAME_DONE)
+			return;
+	}
+
+	DSSERR("no HDMI FRAMEDONE when disabling output\n");
 }
 
 void hdmi_wp_video_config_format(struct hdmi_wp_data *wp,
diff --git a/drivers/video/fbdev/omap2/dss/omapdss-boot-init.c b/drivers/video/fbdev/omap2/dss/omapdss-boot-init.c
index 42b87f95267c..8b6f6d5fdd68 100644
--- a/drivers/video/fbdev/omap2/dss/omapdss-boot-init.c
+++ b/drivers/video/fbdev/omap2/dss/omapdss-boot-init.c
@@ -164,20 +164,15 @@ static void __init omapdss_walk_device(struct device_node *node, bool root)
 
 		pn = of_graph_get_remote_port_parent(n);
 
-		if (!pn) {
-			of_node_put(n);
+		if (!pn)
 			continue;
-		}
 
 		if (!of_device_is_available(pn) || omapdss_list_contains(pn)) {
 			of_node_put(pn);
-			of_node_put(n);
 			continue;
 		}
 
 		omapdss_walk_device(pn, false);
-
-		of_node_put(n);
 	}
 }
 
diff --git a/drivers/video/fbdev/omap2/dss/rfbi.c b/drivers/video/fbdev/omap2/dss/rfbi.c
index 28e694b11ff9..1525a494d057 100644
--- a/drivers/video/fbdev/omap2/dss/rfbi.c
+++ b/drivers/video/fbdev/omap2/dss/rfbi.c
@@ -36,6 +36,7 @@
 #include <linux/semaphore.h>
 #include <linux/platform_device.h>
 #include <linux/pm_runtime.h>
+#include <linux/component.h>
 
 #include <video/omapdss.h>
 #include "dss.h"
@@ -869,7 +870,7 @@ static void rfbi_config_lcd_manager(struct omap_dss_device *dssdev)
 	rfbi.timings.vsync_level = OMAPDSS_SIG_ACTIVE_HIGH;
 	rfbi.timings.data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE;
 	rfbi.timings.de_level = OMAPDSS_SIG_ACTIVE_HIGH;
-	rfbi.timings.sync_pclk_edge = OMAPDSS_DRIVE_SIG_OPPOSITE_EDGES;
+	rfbi.timings.sync_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE;
 
 	dss_mgr_set_timings(mgr, &rfbi.timings);
 }
@@ -938,7 +939,7 @@ static void rfbi_init_output(struct platform_device *pdev)
 	omapdss_register_output(out);
 }
 
-static void __exit rfbi_uninit_output(struct platform_device *pdev)
+static void rfbi_uninit_output(struct platform_device *pdev)
 {
 	struct omap_dss_device *out = &rfbi.output;
 
@@ -946,8 +947,9 @@ static void __exit rfbi_uninit_output(struct platform_device *pdev)
 }
 
 /* RFBI HW IP initialisation */
-static int omap_rfbihw_probe(struct platform_device *pdev)
+static int rfbi_bind(struct device *dev, struct device *master, void *data)
 {
+	struct platform_device *pdev = to_platform_device(dev);
 	u32 rev;
 	struct resource *rfbi_mem;
 	struct clk *clk;
@@ -1005,8 +1007,10 @@ err_runtime_get:
 	return r;
 }
 
-static int __exit omap_rfbihw_remove(struct platform_device *pdev)
+static void rfbi_unbind(struct device *dev, struct device *master, void *data)
 {
+	struct platform_device *pdev = to_platform_device(dev);
+
 	rfbi_uninit_output(pdev);
 
 	pm_runtime_disable(&pdev->dev);
@@ -1014,6 +1018,22 @@ static int __exit omap_rfbihw_remove(struct platform_device *pdev)
 	return 0;
 }
 
+static const struct component_ops rfbi_component_ops = {
+	.bind	= rfbi_bind,
+	.unbind	= rfbi_unbind,
+};
+
+static int rfbi_probe(struct platform_device *pdev)
+{
+	return component_add(&pdev->dev, &rfbi_component_ops);
+}
+
+static int rfbi_remove(struct platform_device *pdev)
+{
+	component_del(&pdev->dev, &rfbi_component_ops);
+	return 0;
+}
+
 static int rfbi_runtime_suspend(struct device *dev)
 {
 	dispc_runtime_put();
@@ -1038,8 +1058,8 @@ static const struct dev_pm_ops rfbi_pm_ops = {
 };
 
 static struct platform_driver omap_rfbihw_driver = {
-	.probe		= omap_rfbihw_probe,
-	.remove         = __exit_p(omap_rfbihw_remove),
+	.probe		= rfbi_probe,
+	.remove         = rfbi_remove,
 	.driver         = {
 		.name   = "omapdss_rfbi",
 		.pm	= &rfbi_pm_ops,
@@ -1052,7 +1072,7 @@ int __init rfbi_init_platform_driver(void)
 	return platform_driver_register(&omap_rfbihw_driver);
 }
 
-void __exit rfbi_uninit_platform_driver(void)
+void rfbi_uninit_platform_driver(void)
 {
 	platform_driver_unregister(&omap_rfbihw_driver);
 }
diff --git a/drivers/video/fbdev/omap2/dss/sdi.c b/drivers/video/fbdev/omap2/dss/sdi.c
index 5c2ccab5a958..5843580a1deb 100644
--- a/drivers/video/fbdev/omap2/dss/sdi.c
+++ b/drivers/video/fbdev/omap2/dss/sdi.c
@@ -27,6 +27,7 @@
 #include <linux/platform_device.h>
 #include <linux/string.h>
 #include <linux/of.h>
+#include <linux/component.h>
 
 #include <video/omapdss.h>
 #include "dss.h"
@@ -350,15 +351,17 @@ static void sdi_init_output(struct platform_device *pdev)
 	omapdss_register_output(out);
 }
 
-static void __exit sdi_uninit_output(struct platform_device *pdev)
+static void sdi_uninit_output(struct platform_device *pdev)
 {
 	struct omap_dss_device *out = &sdi.output;
 
 	omapdss_unregister_output(out);
 }
 
-static int omap_sdi_probe(struct platform_device *pdev)
+static int sdi_bind(struct device *dev, struct device *master, void *data)
 {
+	struct platform_device *pdev = to_platform_device(dev);
+
 	sdi.pdev = pdev;
 
 	sdi_init_output(pdev);
@@ -366,16 +369,32 @@ static int omap_sdi_probe(struct platform_device *pdev)
 	return 0;
 }
 
-static int __exit omap_sdi_remove(struct platform_device *pdev)
+static void sdi_unbind(struct device *dev, struct device *master, void *data)
 {
+	struct platform_device *pdev = to_platform_device(dev);
+
 	sdi_uninit_output(pdev);
+}
+
+static const struct component_ops sdi_component_ops = {
+	.bind	= sdi_bind,
+	.unbind	= sdi_unbind,
+};
 
+static int sdi_probe(struct platform_device *pdev)
+{
+	return component_add(&pdev->dev, &sdi_component_ops);
+}
+
+static int sdi_remove(struct platform_device *pdev)
+{
+	component_del(&pdev->dev, &sdi_component_ops);
 	return 0;
 }
 
 static struct platform_driver omap_sdi_driver = {
-	.probe		= omap_sdi_probe,
-	.remove         = __exit_p(omap_sdi_remove),
+	.probe		= sdi_probe,
+	.remove         = sdi_remove,
 	.driver         = {
 		.name   = "omapdss_sdi",
 		.suppress_bind_attrs = true,
@@ -387,12 +406,12 @@ int __init sdi_init_platform_driver(void)
 	return platform_driver_register(&omap_sdi_driver);
 }
 
-void __exit sdi_uninit_platform_driver(void)
+void sdi_uninit_platform_driver(void)
 {
 	platform_driver_unregister(&omap_sdi_driver);
 }
 
-int __init sdi_init_port(struct platform_device *pdev, struct device_node *port)
+int sdi_init_port(struct platform_device *pdev, struct device_node *port)
 {
 	struct device_node *ep;
 	u32 datapairs;
@@ -426,7 +445,7 @@ err_datapairs:
 	return r;
 }
 
-void __exit sdi_uninit_port(struct device_node *port)
+void sdi_uninit_port(struct device_node *port)
 {
 	if (!sdi.port_initialized)
 		return;
diff --git a/drivers/video/fbdev/omap2/dss/venc.c b/drivers/video/fbdev/omap2/dss/venc.c
index ef7fd925e7f2..99ca268c1cdd 100644
--- a/drivers/video/fbdev/omap2/dss/venc.c
+++ b/drivers/video/fbdev/omap2/dss/venc.c
@@ -35,6 +35,7 @@
 #include <linux/regulator/consumer.h>
 #include <linux/pm_runtime.h>
 #include <linux/of.h>
+#include <linux/component.h>
 
 #include <video/omapdss.h>
 
@@ -802,7 +803,7 @@ static void venc_init_output(struct platform_device *pdev)
 	omapdss_register_output(out);
 }
 
-static void __exit venc_uninit_output(struct platform_device *pdev)
+static void venc_uninit_output(struct platform_device *pdev)
 {
 	struct omap_dss_device *out = &venc.output;
 
@@ -852,8 +853,9 @@ err:
 }
 
 /* VENC HW IP initialisation */
-static int omap_venchw_probe(struct platform_device *pdev)
+static int venc_bind(struct device *dev, struct device *master, void *data)
 {
+	struct platform_device *pdev = to_platform_device(dev);
 	u8 rev_id;
 	struct resource *venc_mem;
 	int r;
@@ -912,12 +914,28 @@ err_runtime_get:
 	return r;
 }
 
-static int __exit omap_venchw_remove(struct platform_device *pdev)
+static void venc_unbind(struct device *dev, struct device *master, void *data)
 {
+	struct platform_device *pdev = to_platform_device(dev);
+
 	venc_uninit_output(pdev);
 
 	pm_runtime_disable(&pdev->dev);
+}
 
+static const struct component_ops venc_component_ops = {
+	.bind	= venc_bind,
+	.unbind	= venc_unbind,
+};
+
+static int venc_probe(struct platform_device *pdev)
+{
+	return component_add(&pdev->dev, &venc_component_ops);
+}
+
+static int venc_remove(struct platform_device *pdev)
+{
+	component_del(&pdev->dev, &venc_component_ops);
 	return 0;
 }
 
@@ -950,7 +968,6 @@ static const struct dev_pm_ops venc_pm_ops = {
 	.runtime_resume = venc_runtime_resume,
 };
 
-
 static const struct of_device_id venc_of_match[] = {
 	{ .compatible = "ti,omap2-venc", },
 	{ .compatible = "ti,omap3-venc", },
@@ -959,8 +976,8 @@ static const struct of_device_id venc_of_match[] = {
 };
 
 static struct platform_driver omap_venchw_driver = {
-	.probe		= omap_venchw_probe,
-	.remove         = __exit_p(omap_venchw_remove),
+	.probe		= venc_probe,
+	.remove		= venc_remove,
 	.driver         = {
 		.name   = "omapdss_venc",
 		.pm	= &venc_pm_ops,
@@ -974,7 +991,7 @@ int __init venc_init_platform_driver(void)
 	return platform_driver_register(&omap_venchw_driver);
 }
 
-void __exit venc_uninit_platform_driver(void)
+void venc_uninit_platform_driver(void)
 {
 	platform_driver_unregister(&omap_venchw_driver);
 }
diff --git a/drivers/video/fbdev/omap2/omapfb/omapfb-main.c b/drivers/video/fbdev/omap2/omapfb/omapfb-main.c
index 22f07f88bc40..4f0cbb54d4db 100644
--- a/drivers/video/fbdev/omap2/omapfb/omapfb-main.c
+++ b/drivers/video/fbdev/omap2/omapfb/omapfb-main.c
@@ -2073,7 +2073,7 @@ static int omapfb_mode_to_timings(const char *mode_str,
 	} else {
 		timings->data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE;
 		timings->de_level = OMAPDSS_SIG_ACTIVE_HIGH;
-		timings->sync_pclk_edge = OMAPDSS_DRIVE_SIG_OPPOSITE_EDGES;
+		timings->sync_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE;
 	}
 
 	timings->pixelclock = PICOS2KHZ(var->pixclock) * 1000;
@@ -2223,7 +2223,7 @@ static void fb_videomode_to_omap_timings(struct fb_videomode *m,
 	} else {
 		t->data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE;
 		t->de_level = OMAPDSS_SIG_ACTIVE_HIGH;
-		t->sync_pclk_edge = OMAPDSS_DRIVE_SIG_OPPOSITE_EDGES;
+		t->sync_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE;
 	}
 
 	t->x_res = m->xres;